better virtual host mode

.hgtags

@@ -1 +1,10 @@
 d3850b52334a91d005b0fe45e1e38ba0997a1fb8 no_server mode
+2d8a617299153ed2efa6ecee7920e9d36c29e0f5 0.9.5beta1
+04722a2d0121080d14a64df097c278860db5ce8a 0.9.5rc1
+820cc64ab296dc4589ef72a33a6b804c22a0430c 0.9.5rc2
+b0db39cfad5ac6d4f00bbb3f9c57cf73206e2afb 0.9.5
+9f8b98ad1dfa51b86b13fa624c65f73523075fc4 0.9.5.1
+a83e7a482e65befcfbb0e24af8cd5d15190acdd7 0.9.6-rc1
+b8f67c6cd0d62f864db9b2b265b4e260ad7d873c 0.9.6-rc2
+35918dd4b3771158b2b57410613ef029e08bbd60 0.9.6
+5f25d1f97f9dde3e391a668c1c610a52a5db8244 0.9.6.1

ChangeLog

@@ -1,3 +1,119 @@
+*** september 2010 ***
+
+ * 0.9.6.1 [20100912]
+
+- print the request uri during SIGPIPE or HARAKIRI
+- added SIGUSR2 support (it will print the current running request, if available)
+- protocol parsing optimization
+- fixed --logto support
+- new --eval option allows inline definition of WSGI script
+- support for defining WSGI script in xml using CDATA
+- allow --pp as --pythonpath shortcut
+- various spooler optimizations and fixes
+- added -O2 optimization by default
+- added uwsgi.is_a_reload commodity function
+- .ini file support fix
+- SNMP agent fix
+- support for subprocesses generated by master
+- fix a regression in SCRIPT_NAME handling
+- Haiku official support
+- gcc 2.95 support
+- dynamic app management optimizations
+- export x-wsgiorg.uwsgi.version in WSGI env
+ 
+*** august 2010 ***
+
+ * 0.9.6 [20100829]
+
+- better handling of SCRIPT_NAME
+- vacuum option for deleting unix sockets and pidfiles after usage
+- advanced XML configuration
+- new configuration systems: INI files and LDAP
+- embedded HTTP server for development/testing
+- better signal handling
+- PSGI plugin improved
+- usability fixes and new commodities options for root startup
+- grunt processes (detached workers)
+- preliminary integrated virtualhosting mode
+- new option catch-exceptions can redirect python exceptions to your browser
+- logging improvements (--logto and --logdate options)
+- Full PEP 333 compliant usage of wsgi.file_wrapper
+- re-initialize random seed after every fork() [security fix]
+- fix Spooler's usage of stdin
+- export WSGI environment in uwsgi.env (for doing evil things)
+- logsize tracking (uwsgi.logsize) for future embedded log rotation
+
+*** july 2010 ***
+ 
+ * 0.9.5.4 [20100706]
+	
+*** june 2010 ***
+
+ * 0.9.5.3 [20100628]
+
+- fixed linux x86_64 compilation (sorry)
+
+ * 0.9.5.2 [20100626] *
+
+- fixed a request parsing bug
+- applied debian fixes
+- fixed multiple interpreter sys.argv
+- improved --chmod-socket
+- fixed uid 0 SIGHUP
+- updated nginx and apache modules
+- updated PSGI, lua and example plugin
+- fixed --pyargv with python 3.x
+- improved plugin build system
+
+*** may 2010 ***
+
+ * 0.9.5.1 [20100519] *
+
+- fixed paste support
+- added a new modifier (22)
+- full support for configuration via environment variables
+- nginx_string option in nginx module
+- fix for harakiri without master
+- backported unladen swallow support for 0.9.6-dev
+- fixed address space limit detection via getrlimit()
+- http body buffering implementation
+- added --prio option (to set priority)
+- added --post-limit to limit the size of uploads
+- added --logto option to allow udp logging without daemonizing
+- applied Gentoo's packagers fixes for build system
+
+ * 0.9.5 [20100501] *
+
+- hook based request/modifier management
+- plugin support via dlopen
+- on-the-fly management flag
+- integrated proxy
+- logging via udp
+- improved spooler for cron-like apps
+- async support
+- green thread platform (uGreen) on top of the async mode
+- transparent Erlang integration
+- embedded snmp agent
+- nagios mode
+- improved python 3.x support
+- improved xml configuration
+- new build system
+- address space usage limiting
+- lot of portability fixes
+- lot of optimizations and code refactoring
+
+
+*** april 2010 ***
+
+ * Fourth Maintenance release [20100427] *
+
+- backported non-yielding app optimization from 0.9.5
+- backported udp logging from 0.9.5
+- backported uwsgi_error() from 0.9.5 (no more dumb perror())
+- fix a rare (but possible) segmentation fault
+- added --version
+- updated apache2 module
+
 *** march 2010 ***
 
  * Third Maintenance release [20100310] *

Makefile.Py27

@@ -0,0 +1,2 @@
+all:
+	python2.7 uwsgiconfig.py --build

Makefile.UNBIT.Py24

@@ -1,11 +0,0 @@
-CC=gcc
-
-PYTHON_CFLAGS=`python2.4-config --cflags`
-PYTHON_LIBS=`python2.4-config --libs`
-
-CFLAGS=$(PYTHON_CFLAGS) -DUNBIT -D_GNU_SOURCE
-LD_FLAGS=$(PYTHON_LIBS) -DUNBIT -D_GNU_SOURCE
-
-PROGRAM=/usr/share/unbit/uwsgi24
-
-include base.mk

Makefile.UNBIT.Py25

@@ -1,11 +0,0 @@
-CC=gcc
-
-PYTHON_CFLAGS=`python2.5-config --cflags`
-PYTHON_LIBS=`python2.5-config --libs`
-
-CFLAGS=$(PYTHON_CFLAGS) -DUNBIT -D_GNU_SOURCE
-LD_FLAGS=$(PYTHON_LIBS) -DUNBIT -D_GNU_SOURCE
-
-PROGRAM=/usr/share/unbit/uwsgi
-
-include base.mk

Makefile.UNBIT.Py26

@@ -1,15 +0,0 @@
-CC=gcc
-
-BASE=/opt/packages/python/26
-
-export LD_LIBRARY_PATH=$(BASE)/lib
-
-PYTHON_CFLAGS=`$(BASE)/bin/python2.6-config --cflags`
-PYTHON_LIBS=`$(BASE)/bin/python2.6-config --libs`
-
-CFLAGS=$(PYTHON_CFLAGS) -DUNBIT -D_GNU_SOURCE
-LD_FLAGS=$(PYTHON_LIBS) -L$(BASE)/lib -DUNBIT -D_GNU_SOURCE
-
-PROGRAM=/usr/share/unbit/uwsgi26
-
-include base.mk

Makefile.UNBIT.Py30

@@ -1,11 +0,0 @@
-CC=gcc
-
-PYTHON_CFLAGS=`python3.0-config --cflags`
-PYTHON_LIBS=`python3.0-config --libs`
-
-CFLAGS=$(PYTHON_CFLAGS) -DUNBIT -D_GNU_SOURCE
-LD_FLAGS=$(PYTHON_LIBS) -DUNBIT -D_GNU_SOURCE
-
-PROGRAM=/usr/share/unbit/uwsgi30
-
-include base.mk

Makefile.UNBIT.Py31

@@ -1,11 +0,0 @@
-CC=gcc
-
-PYTHON_CFLAGS=`python3.1-config --cflags`
-PYTHON_LIBS=`python3.1-config --libs`
-
-CFLAGS=$(PYTHON_CFLAGS) -DUNBIT -D_GNU_SOURCE
-LD_FLAGS=$(PYTHON_LIBS) -DUNBIT -D_GNU_SOURCE
-
-PROGRAM=/usr/share/unbit/uwsgi31
-
-include base.mk

apache2/mod_Ruwsgi.c

@@ -0,0 +1,923 @@
+/* 
+        
+    *** uWSGI/mod_Ruwsgi ***
+
+    Copyright 2009-2010 Roger Florkowski <rflorkowski@mypublisher.com>
+    Copyright 2009-2010 Unbit S.a.s. <info@unbit.it>
+        
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License
+    as published by the Free Software Foundation; either version 2
+    of the License, or (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+
+*/
+
+#define MOD_UWSGI_VERSION "1.0"
+
+#include "ap_config.h"
+#include "apr_version.h"
+#include "apr_lib.h"
+#include "apr_strings.h"
+#include "httpd.h"
+#include "http_core.h"
+#include "http_request.h"
+#include "http_config.h"
+#include "http_log.h"
+#include "http_protocol.h"
+#include "util_script.h"
+
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <sys/uio.h>
+#include <time.h>
+#include <poll.h>
+
+#define DEFAULT_TIMEOUT  60 /* default socket timeout */
+#define DEFAULT_CGIMODE  0  /* not enabled */
+
+#define UNSET 0
+#define ENABLED 1
+#define DISABLED 2
+
+#if APR_MAJOR_VERSION == 0
+#define apr_socket_send apr_send
+#define GET_PORT(port, addr) apr_sockaddr_port_get(&(port), addr)
+#define CREATE_SOCKET(sock, family, pool) \
+            apr_socket_create(sock, family, SOCK_STREAM, pool)
+#else
+#define GET_PORT(port, addr) ((port) = (addr)->port)
+#define CREATE_SOCKET(sock, family, pool) \
+            apr_socket_create(sock, family, SOCK_STREAM, APR_PROTO_TCP, pool)
+#endif
+
+typedef struct {
+    char *path;
+    char *addr;
+    apr_port_t port;
+} mount_entry;
+
+/*
+ * Configuration record.  Used per-directory configuration data.
+ */
+typedef struct {
+    mount_entry mount;
+    int enabled; /* mod_uwsgi is enabled from this directory */
+    int timeout;
+    int cgi_mode;
+    uint8_t modifier1;
+    uint8_t modifier2;
+} uwsgi_cfg;
+
+/* Server level configuration */
+typedef struct {
+    apr_array_header_t *mounts;
+    int timeout;
+    int cgi_mode;
+} uwsgi_server_cfg;
+
+module AP_MODULE_DECLARE_DATA uwsgi_module;
+
+/*
+ * Locate our directory configuration record for the current request.
+ */
+static uwsgi_cfg *
+our_dconfig(request_rec *r)
+{
+    return (uwsgi_cfg *) ap_get_module_config(r->per_dir_config, &uwsgi_module);
+}
+
+static uwsgi_server_cfg *our_sconfig(server_rec *s)
+{
+    return (uwsgi_server_cfg *) ap_get_module_config(s->module_config,
+                                                     &uwsgi_module);
+}
+
+static int
+mount_entry_matches(const char *url, const char *prefix,
+                    const char **path_info)
+{
+    int i;
+    for (i=0; prefix[i] != '\0'; i++) {
+        if (url[i] == '\0' || url[i] != prefix[i])
+            return 0;
+    }
+    if (url[i] == '\0' || url[i] == '/') {
+        *path_info = url + i;
+        return 1;
+    }
+    return 0;
+}
+
+static int uwsgi_translate(request_rec *r)
+{
+    uwsgi_cfg *cfg = our_dconfig(r);
+
+    if (cfg->enabled == DISABLED) {
+        return DECLINED;
+    }
+
+    if (cfg->mount.addr != UNSET) {
+        ap_assert(cfg->mount.port != UNSET);
+        r->handler = "uwsgi-handler";
+        r->filename = r->uri;
+        return OK;
+    }
+    else {
+        int i;
+        uwsgi_server_cfg *scfg = our_sconfig(r->server);
+        mount_entry *entries = (mount_entry *) scfg->mounts->elts;
+        for (i = 0; i < scfg->mounts->nelts; ++i) {
+            const char *path_info;
+            mount_entry *mount = &entries[i];
+            if (mount_entry_matches(r->uri, mount->path, &path_info)) {
+                r->handler = "uwsgi-handler";
+                r->path_info = apr_pstrdup(r->pool, path_info);
+                r->filename = r->uri;
+                ap_set_module_config(r->request_config, &uwsgi_module, mount);
+                return OK;
+            }
+        }
+    }
+    return DECLINED;
+}
+
+static int uwsgi_map_location(request_rec *r)
+{
+    if (r->handler && strcmp(r->handler, "uwsgi-handler") == 0) {
+        return OK; /* We don't want directory walk. */
+    }
+    return DECLINED;
+}
+
+static void log_err(const char *file, int line, request_rec *r,
+                    apr_status_t status, const char *msg)
+{
+    ap_log_rerror(file, line, APLOG_ERR, status, r, "uwsgi: %s", msg);
+}
+
+static void log_debug(const char *file, int line, request_rec *r, const
+                      char *msg)
+{
+    /*
+    ap_log_rerror(file, line, APLOG_DEBUG, APR_SUCCESS, r, msg);
+    ap_log_rerror(file, line, APLOG_WARNING, APR_SUCCESS, r, "uwsgi: %s", msg);
+    */
+    ap_log_rerror(file, line, APLOG_DEBUG, APR_SUCCESS, r, "uwsgi: %s", msg);
+}
+
+/* buffered socket implementation (buckets are overkill) */
+
+#define BUFFER_SIZE 8000
+
+struct sockbuff {
+    apr_socket_t *sock;
+    char buf[BUFFER_SIZE];
+    int used;
+};
+
+static void binit(struct sockbuff *s, apr_socket_t *sock)
+{
+    s->sock = sock;
+    s->used = 0;
+}
+
+static apr_status_t sendall(apr_socket_t *sock, char *buf, apr_size_t len)
+{
+    apr_status_t rv;
+    apr_size_t n;
+    while (len > 0) {
+        n = len;
+        if ((rv = apr_socket_send(sock, buf, &n))) return rv;
+        buf += n;
+        len -= n;
+    }
+    return APR_SUCCESS;
+}
+
+static apr_status_t bflush(struct sockbuff *s)
+{
+    apr_status_t rv;
+    ap_assert(s->used >= 0 && s->used <= BUFFER_SIZE);
+    if (s->used) {
+            if ((rv = sendall(s->sock, s->buf, s->used))) return rv;
+            s->used = 0;
+    }
+    return APR_SUCCESS;
+}
+
+static apr_status_t bwrite(struct sockbuff *s, char *buf, apr_size_t len)
+{
+    apr_status_t rv;
+    if (len >= BUFFER_SIZE - s->used) {
+        if ((rv = bflush(s))) return rv;
+        while (len >= BUFFER_SIZE) {
+            if ((rv = sendall(s->sock, buf, BUFFER_SIZE))) return rv;
+            buf += BUFFER_SIZE;
+            len -= BUFFER_SIZE;
+        }
+    }
+    if (len > 0) {
+        ap_assert(len < BUFFER_SIZE - s->used);
+        memcpy(s->buf + s->used, buf, len);
+        s->used += len;
+    }
+    return APR_SUCCESS;
+}
+
+static apr_status_t bputs(struct sockbuff *s, char *buf)
+{
+    return bwrite(s, buf, strlen(buf));
+}
+
+static apr_status_t bputc(struct sockbuff *s, char c)
+{
+    char buf[1];
+    buf[0] = c;
+    return bwrite(s, buf, 1);
+}
+
+static apr_status_t bputh(struct sockbuff *s, unsigned short h)
+{
+    return bwrite(s, (char *)&h, 2);
+}
+
+#define CONFIG_VALUE(value, fallback) ((value) != UNSET ? (value) : (fallback))
+
+static apr_status_t
+open_socket(apr_socket_t **sock, request_rec *r)
+{
+    int timeout;
+    int retries = 4;
+    int sleeptime = 1;
+    apr_status_t rv;
+    apr_sockaddr_t *sockaddr;
+    uwsgi_server_cfg *scfg = our_sconfig(r->server);
+    uwsgi_cfg *cfg = our_dconfig(r);
+    mount_entry *m = (mount_entry *) ap_get_module_config(r->request_config,
+                                                          &uwsgi_module);
+    if (!m) {
+        m = &cfg->mount;
+    }
+
+    timeout = CONFIG_VALUE(cfg->timeout, CONFIG_VALUE(scfg->timeout,
+                                                      DEFAULT_TIMEOUT));
+    rv = apr_sockaddr_info_get(&sockaddr,
+                               CONFIG_VALUE(m->addr, "localhost"),
+                               APR_UNSPEC,
+                               CONFIG_VALUE(m->port, 5000),
+                               0,
+                               r->pool);
+    if (rv) {
+        log_err(APLOG_MARK, r, rv, "apr_sockaddr_info_get() error");
+        return rv;
+    }
+
+ restart:
+    *sock = NULL;
+    rv = CREATE_SOCKET(sock, sockaddr->family, r->pool);
+    if (rv) {
+        log_err(APLOG_MARK, r, rv, "apr_socket_create() error");
+        return rv;
+    }
+
+    rv = apr_socket_timeout_set(*sock, apr_time_from_sec(timeout));
+    if (rv) {
+        log_err(APLOG_MARK, r, rv, "apr_socket_timeout_set() error");
+        return rv;
+    }
+
+    rv = apr_socket_connect(*sock, sockaddr);
+    if (rv) {
+        apr_socket_close(*sock);
+        if ((APR_STATUS_IS_ECONNREFUSED(rv) |
+             APR_STATUS_IS_EINPROGRESS(rv)) && retries > 0) {
+            /* server may be temporarily down, retry */
+            ap_log_rerror(APLOG_MARK, APLOG_NOERRNO|APLOG_DEBUG, rv, r,
+                          "uwsgi: connection failed, retrying");
+            apr_sleep(apr_time_from_sec(sleeptime));
+            --retries;
+            sleeptime *= 2;
+            goto restart;
+        }
+        log_err(APLOG_MARK, r, rv, "uwsgi: can't connect to server");
+        return rv;
+    }
+
+#ifdef APR_TCP_NODELAY
+    /* disable Nagle, we don't send small packets */
+    apr_socket_opt_set(*sock, APR_TCP_NODELAY, 1);
+#endif
+
+    return APR_SUCCESS;
+}
+
+/* This code is a duplicate of what's in util_script.c.  We can't use
+ * r->unparsed_uri because it gets changed if there was a redirect. */
+static char *original_uri(request_rec *r)
+{
+    char *first, *last;
+
+    if (r->the_request == NULL) {
+        return (char *) apr_pcalloc(r->pool, 1);
+    }
+
+    first = r->the_request;     /* use the request-line */
+
+    while (*first && !apr_isspace(*first)) {
+        ++first;                /* skip over the method */
+    }
+    while (apr_isspace(*first)) {
+        ++first;                /*   and the space(s)   */
+    }
+
+    last = first;
+    while (*last && !apr_isspace(*last)) {
+        ++last;                 /* end at next whitespace */
+    }
+
+    return apr_pstrmemdup(r->pool, first, last - first);
+}
+
+static char *lookup_name(apr_table_t *t, const char *name)
+{
+    const apr_array_header_t *hdrs_arr = apr_table_elts(t);
+    apr_table_entry_t *hdrs = (apr_table_entry_t *) hdrs_arr->elts;
+    int i;
+
+    for (i = 0; i < hdrs_arr->nelts; ++i) {
+        if (hdrs[i].key == NULL)
+            continue;
+
+        if (strcasecmp(hdrs[i].key, name) == 0)
+            return hdrs[i].val;
+    }
+    return NULL;
+}
+
+static char *lookup_header(request_rec *r, const char *name)
+{
+    return lookup_name(r->headers_in, name);
+}
+
+static void add_header(apr_table_t *t, const char *name, const char *value)
+{
+    if (name != NULL && value != NULL)
+        apr_table_addn(t, name, value);
+}
+
+static int find_path_info(const char *uri, const char *path_info)
+{
+    int n;
+    n = strlen(uri) - strlen(path_info);
+    ap_assert(n >= 0);
+    return n;
+}
+
+static char *http2env(apr_pool_t *p, const char *name)
+{
+    char *env_name = apr_pstrcat(p, "HTTP_", name, NULL);
+    char *cp;
+
+    for (cp = env_name + 5; *cp != 0; cp++) {
+        if (*cp == '-') {
+            *cp = '_';
+        }
+        else {
+            *cp = apr_toupper(*cp);
+        }
+    }
+
+    return env_name;
+}
+
+static apr_status_t
+send_headers(request_rec *r, struct sockbuff *s)
+{
+    int i;
+    const apr_array_header_t *hdrs_arr, *env_arr;
+    apr_table_entry_t *hdrs, *env;
+    char *buf;
+    unsigned short int n = 0;
+    apr_table_t *t;
+    apr_status_t rv = 0;
+    apr_port_t  port = 0;
+    GET_PORT(port, r->connection->remote_addr);
+    uwsgi_cfg *cfg = our_dconfig(r);
+
+    log_debug(APLOG_MARK,r, "sending headers");
+    t = apr_table_make(r->pool, 40);
+    if (!t)
+            return APR_ENOMEM;
+
+    /* headers to send */
+            
+    /* CONTENT_LENGTH must come first and always be present */
+    buf = lookup_header(r, "Content-Length");
+    if (buf == NULL)
+            buf = "0";
+    add_header(t, "CONTENT_LENGTH",  buf);
+
+    add_header(t, "REQUEST_METHOD", (char *) r->method) ;
+    add_header(t, "QUERY_STRING", r->args ? r->args : "") ;
+    add_header(t, "SERVER_SOFTWARE", ap_get_server_version());
+    add_header(t, "SERVER_ADMIN", r->server->server_admin);
+    add_header(t, "SERVER_NAME", (char *) ap_get_server_name(r)) ;
+    add_header(t, "SERVER_PORT", apr_psprintf(r->pool, "%u",ap_get_server_port(r))) ;
+    add_header(t, "SERVER_ADDR", r->connection->local_ip);
+    add_header(t, "SERVER_PROTOCOL", r->protocol) ;
+
+    add_header(t, "REQUEST_URI", original_uri(r)) ;
+    add_header(t, "REMOTE_ADDR", r->connection->remote_ip) ;
+    add_header(t, "REMOTE_PORT", apr_psprintf(r->pool, "%d", port));
+    add_header(t, "REMOTE_USER", r->user) ;
+    add_header(t, "DOCUMENT_ROOT", (char *) ap_document_root(r)) ;
+
+    if (r->path_info) {
+        int path_info_start = find_path_info(r->uri, r->path_info);
+        add_header(t, "SCRIPT_NAME", apr_pstrndup(r->pool, r->uri,
+                                                  path_info_start));
+        add_header(t, "PATH_INFO", r->path_info);
+    }
+    else {
+        /* skip PATH_INFO, don't know it */
+        add_header(t, "SCRIPT_NAME", r->uri) ;
+    }
+
+    add_header(t, "CONTENT_TYPE", lookup_header(r, "Content-type"));
+
+    /* HTTP headers */
+    hdrs_arr = apr_table_elts(r->headers_in);
+    hdrs = (apr_table_entry_t *) hdrs_arr->elts;
+    for (i = 0; i < hdrs_arr->nelts; ++i) {
+        if (hdrs[i].key) {
+            add_header(t, http2env(r->pool, hdrs[i].key), hdrs[i].val);
+        }
+    }
+
+    /* environment variables */
+    env_arr = apr_table_elts(r->subprocess_env);
+    env = (apr_table_entry_t*) env_arr->elts;
+    for (i = 0; i < env_arr->nelts; ++i) {
+        add_header(t, env[i].key, env[i].val);
+    }
+
+    hdrs_arr = apr_table_elts(t);
+    hdrs = (apr_table_entry_t*) hdrs_arr->elts;
+    
+    /* calculate length of header data */
+    for (i = 0; i < hdrs_arr->nelts; ++i) {
+        n += strlen(hdrs[i].key);
+        n += strlen(hdrs[i].val);
+        n += 4 ;        /* XXX */
+    }
+    log_debug(APLOG_MARK,r, apr_psprintf(r->pool, "pktheader size is %u", n)) ;
+    log_debug(APLOG_MARK,r, apr_psprintf(r->pool, "num headers %u", hdrs_arr->nelts)) ;
+
+    /* write pkt header */
+    rv = bputc(s, cfg->modifier1);   /* marker */
+    if (rv) return rv;
+    rv = bputh(s, n);   /* length of header data */
+    if (rv) return rv;
+    rv = bputc(s, cfg->modifier2);   /* marker */
+    if (rv) return rv;
+
+    /* write out headers */
+    for (i = 0; i < hdrs_arr->nelts; ++i) {
+        rv = bputh(s, strlen(hdrs[i].key));     /* length */
+        if (rv) return rv;
+        rv = bputs(s, hdrs[i].key);             /* key */
+        if (rv) return rv;
+        rv = bputh(s, strlen(hdrs[i].val));     /* length */
+        if (rv) return rv;
+        rv = bputs(s, hdrs[i].val);             /* data */
+        if (rv) return rv;
+    }
+
+    return APR_SUCCESS;
+}
+
+static apr_status_t send_request_body(request_rec *r, struct sockbuff *s)
+{
+    if (ap_should_client_block(r)) {
+        char buf[BUFFER_SIZE];
+        apr_status_t rv;
+        apr_off_t len;
+
+        while ((len = ap_get_client_block(r, buf, sizeof buf)) > 0) {
+            if ((rv = bwrite(s, buf, len))) return rv;
+        }
+        if (len == -1)
+            return HTTP_INTERNAL_SERVER_ERROR; /* what to return? */
+    }
+    return APR_SUCCESS;
+}
+
+static int uwsgi_handler(request_rec *r)
+{
+    apr_status_t rv = 0;
+    int cgi_mode, http_status = 0;
+    struct sockbuff s;
+    apr_socket_t *sock;
+    apr_bucket_brigade *bb = NULL;
+    apr_bucket *b          = NULL;
+    const char *location;
+    uwsgi_cfg *cfg = our_dconfig(r);
+    uwsgi_server_cfg *scfg = our_sconfig(r->server);
+
+    if (strcmp(r->handler, "uwsgi-handler"))
+        return DECLINED;
+
+    http_status = ap_setup_client_block(r, REQUEST_CHUNKED_ERROR);
+    if (http_status != OK)
+        return http_status;
+
+    log_debug(APLOG_MARK, r, "connecting to server");
+
+    rv = open_socket(&sock, r);
+    if (rv) {
+        return HTTP_INTERNAL_SERVER_ERROR;
+    }
+
+    binit(&s, sock);
+
+    rv = send_headers(r, &s);
+    if (rv) {
+        log_err(APLOG_MARK, r, rv, "error sending request headers");
+        return HTTP_INTERNAL_SERVER_ERROR;
+    }
+
+    rv = send_request_body(r, &s);
+    if (rv) {
+        log_err(APLOG_MARK, r, rv, "error sending request body");
+        return HTTP_INTERNAL_SERVER_ERROR;
+    }
+
+    rv = bflush(&s);
+    if (rv) {
+        log_err(APLOG_MARK, r, rv, "error sending request");
+        return HTTP_INTERNAL_SERVER_ERROR;
+    }
+
+
+    log_debug(APLOG_MARK, r, "reading response headers");
+    bb = apr_brigade_create(r->connection->pool, r->connection->bucket_alloc);
+
+    cgi_mode = CONFIG_VALUE(cfg->cgi_mode, CONFIG_VALUE(scfg->cgi_mode, DEFAULT_CGIMODE));
+    if (!cgi_mode) {
+
+	/* receive implemented with http-0.9 based protocol */
+	apr_interval_time_t timeout;
+	char buf[4096] ;
+	apr_pollfd_t pollfd = {r->pool, APR_POLL_SOCKET, APR_POLLIN, 0, { NULL }, NULL };
+	pollfd.desc.s = sock;
+	timeout = CONFIG_VALUE(cfg->timeout, CONFIG_VALUE(scfg->timeout,
+							  DEFAULT_TIMEOUT)) * 1000 * 1000;
+	r->assbackwards = 1 ;       /* XXX */
+
+	for(;;) {
+	    apr_int32_t nsds;
+	    apr_size_t len;
+
+	    if ((rv = apr_poll(&pollfd, 1, &nsds, timeout)) == APR_TIMEUP) {
+		ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "uwsgi: recv() timeout");
+		break;
+	    }
+	    if (rv != APR_SUCCESS) {
+		ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "uwsgi: poll() %s", strerror(errno));
+		break;
+	    }
+
+	    len = 4096;
+	    rv = apr_socket_recv(sock, buf, &len);
+	    if (rv == APR_SUCCESS) {
+		apr_brigade_write(bb, NULL, NULL, buf, len);
+	    }
+	    else if (rv == APR_EOF) {
+		break;
+	    }
+	    else {
+		ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "uwsgi: recv() %s", strerror(errno));
+	    }
+
+	}
+	log_debug(APLOG_MARK,r, "recv finished") ;
+	b = apr_bucket_flush_create(r->connection->bucket_alloc);
+	APR_BRIGADE_INSERT_TAIL(bb, b);
+	b = apr_bucket_eos_create(r->connection->bucket_alloc);
+	APR_BRIGADE_INSERT_TAIL(bb, b);
+
+    } else {
+
+	/* receive implemented with http-1.x based protocol */
+	b = apr_bucket_socket_create(sock, r->connection->bucket_alloc);
+	APR_BRIGADE_INSERT_TAIL(bb, b);
+	b = apr_bucket_eos_create(r->connection->bucket_alloc);
+	APR_BRIGADE_INSERT_TAIL(bb, b);
+
+	rv = ap_scan_script_header_err_brigade(r, bb, NULL);
+	if (rv) {
+	    if (rv == HTTP_INTERNAL_SERVER_ERROR) {
+		log_err(APLOG_MARK, r, rv, "error reading response headers");
+	    }
+	    else {
+		/* Work around an Apache bug whereby the returned status is
+		 * ignored and status_line is used instead.  This bug is
+		 * present at least in 2.0.54.
+		 */
+		r->status_line = NULL;
+	    }
+	    apr_brigade_destroy(bb);
+	    return rv;
+	}
+
+	location = apr_table_get(r->headers_out, "Location");
+
+	if (location && location[0] == '/' &&
+	    ((r->status == HTTP_OK) || ap_is_HTTP_REDIRECT(r->status))) {
+
+	    apr_brigade_destroy(bb);
+
+	    /* Internal redirect -- fake-up a pseudo-request */
+	    r->status = HTTP_OK;
+
+	    /* This redirect needs to be a GET no matter what the original
+	     * method was.
+	     */
+	    r->method = apr_pstrdup(r->pool, "GET");
+	    r->method_number = M_GET;
+
+	    ap_internal_redirect_handler(location, r);
+	    return OK;
+	}
+    }
+
+    rv = ap_pass_brigade(r->output_filters, bb);
+    if (rv) {
+        log_err(APLOG_MARK, r, rv, "ap_pass_brigade()");
+        return HTTP_INTERNAL_SERVER_ERROR;
+    }
+
+    return OK;
+}
+
+
+static int uwsgi_init(apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp,
+                       server_rec *base_server)
+{
+    ap_add_version_component(p, "mod_uwsgi/" MOD_UWSGI_VERSION);
+    return OK;
+}
+
+static void *
+uwsgi_create_dir_config(apr_pool_t *p, char *dirspec)
+{
+    uwsgi_cfg *cfg = apr_pcalloc(p, sizeof(uwsgi_cfg));
+
+    cfg->enabled = UNSET;
+    cfg->mount.addr = UNSET;
+    cfg->mount.port = UNSET;
+    cfg->timeout = UNSET;
+    cfg->cgi_mode = UNSET;
+    cfg->modifier1 = UNSET;
+    cfg->modifier2 = UNSET;
+
+    return cfg;
+}
+
+#define MERGE(b, n, a) (n->a == UNSET ? b->a : n->a)
+
+static void *
+uwsgi_merge_dir_config(apr_pool_t *p, void *basev, void *newv)
+{
+    uwsgi_cfg* cfg = apr_pcalloc(p, sizeof(uwsgi_cfg));
+    uwsgi_cfg* base = basev;
+    uwsgi_cfg* new = newv;
+
+    cfg->enabled = MERGE(base, new, enabled);
+    cfg->mount.addr = MERGE(base, new, mount.addr);
+    cfg->mount.port = MERGE(base, new, mount.port);
+    cfg->timeout = MERGE(base, new, timeout);
+    cfg->cgi_mode = MERGE(base, new, cgi_mode);
+    cfg->modifier1 = MERGE(base, new, modifier1);
+    cfg->modifier2 = MERGE(base, new, modifier2);
+
+    return cfg;
+}
+
+static void *
+uwsgi_create_server_config(apr_pool_t *p, server_rec *s)
+{
+    uwsgi_server_cfg *c =
+            (uwsgi_server_cfg *) apr_pcalloc(p, sizeof(uwsgi_server_cfg));
+
+    c->mounts = apr_array_make(p, 20, sizeof(mount_entry));
+    c->timeout = UNSET;
+    c->cgi_mode = UNSET;
+    return c;
+}
+
+static void *
+uwsgi_merge_server_config(apr_pool_t *p, void *basev, void *overridesv)
+{
+    uwsgi_server_cfg *c = (uwsgi_server_cfg *)
+            apr_pcalloc(p, sizeof(uwsgi_server_cfg));
+    uwsgi_server_cfg *base = (uwsgi_server_cfg *) basev;
+    uwsgi_server_cfg *overrides = (uwsgi_server_cfg *) overridesv;
+
+    c->mounts = apr_array_append(p, overrides->mounts, base->mounts);
+    c->timeout = MERGE(base, overrides, timeout);
+    c->cgi_mode = MERGE(base, overrides, cgi_mode);
+    return c;
+}
+
+static const char *
+cmd_uwsgi_mount(cmd_parms *cmd, void *dummy, const char *path, const char *addr)
+{
+    int n;
+    apr_status_t rv;
+    char *scope_id = NULL; /* A ip6 parameter - not used here. */
+    uwsgi_server_cfg *scfg = our_sconfig(cmd->server);
+    mount_entry *new = apr_array_push(scfg->mounts);
+    n = strlen(path);
+    while (n > 0 && path[n-1] == '/') {
+        n--; /* strip trailing slashes */
+    }
+    new->path = apr_pstrndup(cmd->pool, path, n);
+    rv = apr_parse_addr_port(&new->addr, &scope_id, &new->port, addr,
+                             cmd->pool);
+    if (rv)
+        return "error parsing address:port string";
+    return NULL;
+}
+
+static const char *
+cmd_uwsgi_server(cmd_parms *cmd, void *pcfg, const char *addr_and_port)
+{
+    apr_status_t rv;
+    uwsgi_cfg *cfg = pcfg;
+    char *scope_id = NULL; /* A ip6 parameter - not used here. */
+
+    if (cmd->path == NULL)
+        return "not a server command";
+
+    rv = apr_parse_addr_port(&cfg->mount.addr, &scope_id, &cfg->mount.port,
+                             addr_and_port, cmd->pool);
+    if (rv)
+        return "error parsing address:port string";
+
+    return NULL;
+}
+
+static const char *
+cmd_uwsgi_handler(cmd_parms* cmd, void* pcfg, int flag)
+{
+    uwsgi_cfg *cfg = pcfg;
+
+    if (cmd->path == NULL) /* server command */
+        return "not a server command";
+
+    if (flag)
+        cfg->enabled = ENABLED;
+    else
+        cfg->enabled = DISABLED;
+
+    return NULL;
+}
+
+static const char *
+cmd_uwsgi_timeout(cmd_parms *cmd, void* pcfg, const char *strtimeout)
+{
+    uwsgi_cfg *dcfg = pcfg;
+    int timeout = atoi(strtimeout);
+
+    if (cmd->path == NULL) {
+        uwsgi_server_cfg *scfg = our_sconfig(cmd->server);
+        scfg->timeout = timeout;
+    }
+    else {
+        dcfg->timeout = timeout;
+    }
+
+    return NULL;
+}
+
+static const char * 
+cmd_uwsgi_force_cgi_mode(cmd_parms *cmd, void *pcfg, const char *value) 
+{
+    int cgi_mode;
+
+    if (!strcmp("yes", value) || !strcmp("on", value) || !strcmp("enable", value) || !strcmp("1", value)) {
+        cgi_mode = 1;
+    }
+    else {
+        cgi_mode = 0;
+    }
+
+    if (cmd->path == NULL) {
+        uwsgi_server_cfg *scfg = our_sconfig(cmd->server);
+        scfg->cgi_mode = cgi_mode;
+    }
+    else {
+        uwsgi_cfg *dcfg = pcfg;
+        dcfg->cgi_mode = cgi_mode;
+    }
+
+    return NULL ;
+}
+
+static const char * 
+cmd_uwsgi_modifier1(cmd_parms *cmd, void *pcfg, const char *value)
+{
+    uwsgi_cfg *cfg = pcfg;
+    int val ;
+
+    if (cmd->path == NULL) /* server command */
+        return "not a server command";
+
+    val = atoi(value);
+    if (val < 0 || val > 255) {
+	return "ignored uWSGImodifier1. Value must be between 0 and 255" ;
+    }
+    else {
+	cfg->modifier1 = (uint8_t) val;
+    }
+
+    return NULL;
+}
+
+static const char * 
+cmd_uwsgi_modifier2(cmd_parms *cmd, void *pcfg, const char *value)
+{
+    uwsgi_cfg *cfg = pcfg;
+    int val ;
+
+    if (cmd->path == NULL) /* server command */
+        return "not a server command";
+
+    val = atoi(value);
+    if (val < 0 || val > 255) {
+	return "ignored uWSGImodifier2. Value must be between 0 and 255" ;
+    }
+    else {
+	cfg->modifier2 = (uint8_t) val;
+    }
+
+    return NULL;
+}
+
+static const command_rec uwsgi_cmds[] = {
+    AP_INIT_TAKE2("uWSGImount", cmd_uwsgi_mount, NULL, RSRC_CONF,
+                  "path prefix and address of UWSGI server"),
+    AP_INIT_TAKE1("uWSGIserver", cmd_uwsgi_server, NULL, ACCESS_CONF,
+                  "Address and port of an UWSGI server (e.g. localhost:4000)"),
+    AP_INIT_FLAG( "uWSGIhandler", cmd_uwsgi_handler, NULL, ACCESS_CONF,
+                  "On or Off to enable or disable the UWSGI handler"),
+    AP_INIT_TAKE1("uWSGIserverTimeout", cmd_uwsgi_timeout, NULL, ACCESS_CONF|RSRC_CONF,
+                  "Timeout (in seconds) for communication with the UWSGI server."),
+    AP_INIT_TAKE1("uWSGIforceCGImode", cmd_uwsgi_force_cgi_mode, NULL, ACCESS_CONF|RSRC_CONF, 
+		  "Force uWSGI CGI mode for perfect integration with apache filter"),	
+    AP_INIT_TAKE1("uWSGImodifier1", cmd_uwsgi_modifier1, NULL, ACCESS_CONF, 
+		  "Set uWSGI modifier1"),	
+    AP_INIT_TAKE1("uWSGImodifier2", cmd_uwsgi_modifier2, NULL, ACCESS_CONF, 
+		  "Set uWSGI modifier2"),	
+/*
+    AP_INIT_TAKE12("uWSGIsocket", cmd_uwsgi_socket, NULL, RSRC_CONF|ACCESS_CONF, 
+                "Absolute path and optional timeout in seconds of uwsgi server socket"),	
+    AP_INIT_TAKE1("uWSGIsocket2", cmd_uwsgi_socket2, NULL, RSRC_CONF|ACCESS_CONF, 
+                "Absolute path of failover uwsgi server socket"),	
+    AP_INIT_TAKE1("uWSGIforceScriptName", cmd_uwsgi_force_script_name, NULL, ACCESS_CONF, 
+                "Fix for PATH_INFO/SCRIPT_NAME when the location has filesystem correspondence"),	
+*/
+	{NULL}
+};
+
+static void uwsgi_register_hooks(apr_pool_t *p)
+{
+    ap_hook_post_config(uwsgi_init, NULL, NULL, APR_HOOK_MIDDLE);
+    ap_hook_handler(uwsgi_handler, NULL, NULL, APR_HOOK_MIDDLE);
+    ap_hook_translate_name(uwsgi_translate, NULL, NULL, APR_HOOK_LAST);
+    ap_hook_map_to_storage(uwsgi_map_location, NULL, NULL, APR_HOOK_FIRST);
+}
+
+/* Dispatch list for API hooks */
+module AP_MODULE_DECLARE_DATA uwsgi_module = {
+    STANDARD20_MODULE_STUFF,
+    uwsgi_create_dir_config,       /* create per-dir config structs */
+    uwsgi_merge_dir_config,        /* merge per-dir config structs */
+    uwsgi_create_server_config,    /* create per-server config structs */
+    uwsgi_merge_server_config,     /* merge per-server config structs */
+    uwsgi_cmds,                    /* table of config file commands */
+    uwsgi_register_hooks,          /* register hooks */
+};
+

apache2/mod_uwsgi.c

@@ -2,7 +2,7 @@
         
     *** uWSGI/mod_uwsgi ***
 
-    Copyright 2009 Unbit S.a.s. <info@unbit.it>
+    Copyright 2009-2010 Unbit S.a.s. <info@unbit.it>
         
     This program is free software; you can redistribute it and/or
     modify it under the terms of the GNU General Public License
@@ -456,33 +456,51 @@ static int uwsgi_handler(request_rec *r) {
 			return HTTP_INTERNAL_SERVER_ERROR;
 		}
 		else if (cnt > 0) {
-			cnt = recv(uwsgi_poll.fd, buf, 4096, 0) ;
-			if (cnt < 0) {
-				ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "uwsgi: recv() %s", strerror(errno));
-				apr_brigade_destroy(bb);
-				return HTTP_INTERNAL_SERVER_ERROR;
+			if (uwsgi_poll.revents & POLLIN) {
+				cnt = recv(uwsgi_poll.fd, buf, 4096, 0) ;
+				if (cnt < 0) {
+					ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "uwsgi: recv() %s", strerror(errno));
+					apr_brigade_destroy(bb);
+					return HTTP_INTERNAL_SERVER_ERROR;
+				}
+				else if (cnt > 0) {
+					if (!c->cgi_mode && uwsgi_http_status_read < 12) {
+	                        		if (uwsgi_http_status_read + cnt >= 12) {
+                                        		memcpy(uwsgi_http_status+uwsgi_http_status_read, buf, 12-uwsgi_http_status_read);
+                                                	r->status = atoi(uwsgi_http_status+8);
+                					uwsgi_http_status_read+=cnt;
+                                        	}
+                                        	else {
+	                                		memcpy(uwsgi_http_status+uwsgi_http_status_read, buf, cnt);
+                                        		uwsgi_http_status_read+=cnt;
+                                        	}
+                                	}
+					// check for client disconnect
+					if (r->connection->aborted) { 
+						close(uwsgi_poll.fd);
+						apr_brigade_destroy(bb);
+						return HTTP_INTERNAL_SERVER_ERROR;
+					}
+					apr_brigade_write(bb, NULL, NULL, buf, cnt);
+					hret = ap_fflush(r->output_filters, bb) ;
+					if (hret != APR_SUCCESS) {
+						close(uwsgi_poll.fd);
+						apr_brigade_destroy(bb);
+						return hret;
+					}
+				}
+				else {
+					break;
+				}
 			}
-			else if (cnt > 0) {
-				if (!c->cgi_mode && uwsgi_http_status_read < 12) {
-	                        	if (uwsgi_http_status_read + cnt >= 12) {
-                                        	memcpy(uwsgi_http_status+uwsgi_http_status_read, buf, 12-uwsgi_http_status_read);
-                                                r->status = atoi(uwsgi_http_status+8);
-                				uwsgi_http_status_read+=cnt;
-                                        }
-                                        else {
-	                                	memcpy(uwsgi_http_status+uwsgi_http_status_read, buf, cnt);
-                                        	uwsgi_http_status_read+=cnt;
-                                        }
-                                }
-				apr_brigade_write(bb, NULL, NULL, buf, cnt);
-					
-			}
-			else {
+
+			if (uwsgi_poll.revents & POLLHUP || uwsgi_poll.revents & POLLERR || uwsgi_poll.revents & POLLNVAL) {
 				break;
 			}
 		}
 		else {
 			ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, "uwsgi: poll() %s", strerror(errno));
+			close(uwsgi_poll.fd);
 			apr_brigade_destroy(bb);
 			return HTTP_INTERNAL_SERVER_ERROR;
 		}
@@ -512,7 +530,7 @@ static int uwsgi_handler(request_rec *r) {
 	return ap_pass_brigade(r->output_filters, bb) ;
 }
 
-static const char * cmd_uwsgi_force_wsgi_scheme(cmd_parms *cmd, void *cfg, const char *location) {
+static const char * cmd_uwsgi_force_script_name(cmd_parms *cmd, void *cfg, const char *location) {
 	uwsgi_cfg *c = cfg;
 
 	if (strlen(location) <= 255 && location[0] == '/') {
@@ -526,7 +544,7 @@ static const char * cmd_uwsgi_force_wsgi_scheme(cmd_parms *cmd, void *cfg, const
 
 }
 
-static const char * cmd_uwsgi_force_script_name(cmd_parms *cmd, void *cfg, const char *scheme) {
+static const char * cmd_uwsgi_force_wsgi_scheme(cmd_parms *cmd, void *cfg, const char *scheme) {
 	uwsgi_cfg *c = cfg;
 
 	if (strlen(scheme) < 9 & strlen(scheme) > 0) {

async.c

@@ -0,0 +1,459 @@
+#ifdef UWSGI_ASYNC
+
+#include "uwsgi.h"
+
+
+#ifdef __linux__
+
+#include <sys/epoll.h>
+
+int async_queue_init(int serverfd) {
+	int epfd ;
+	struct epoll_event ee;
+
+	epfd = epoll_create(256);	
+
+	if (epfd < 0) {
+		uwsgi_error("epoll_create()");
+		return -1 ;
+	}
+
+	memset(&ee, 0, sizeof(struct epoll_event));
+	ee.events = EPOLLIN;
+        ee.data.fd = serverfd;
+
+        if (epoll_ctl(epfd, EPOLL_CTL_ADD, serverfd, &ee)) {
+                uwsgi_error("epoll_ctl()");
+		close(epfd);
+		return -1;
+        }
+
+	return epfd;
+}
+
+int async_wait(int queuefd, void *events, int nevents, int block, int timeout) {
+
+	int ret ;
+
+	if (timeout <= 0) {
+		timeout = block;
+	}
+	else {
+		timeout = timeout*1000;
+	}
+
+	//uwsgi_log("waiting with timeout %d nevents %d\n", timeout, nevents);
+	ret = epoll_wait(queuefd, (struct epoll_event *) events, nevents, timeout);
+	if (ret < 0) {
+		uwsgi_error("epoll_wait()");
+	}
+	return ret ;
+}
+
+int async_add(int queuefd, int fd, int etype) {
+	struct epoll_event ee;
+
+	memset(&ee, 0, sizeof(struct epoll_event));
+	ee.events = etype;
+        ee.data.fd = fd;
+
+        if (epoll_ctl(queuefd, EPOLL_CTL_ADD, fd, &ee)) {
+                uwsgi_error("epoll_ctl()");
+		return -1;
+        }
+
+	return 0;
+}
+
+int async_mod(int queuefd, int fd, int etype) {
+	struct epoll_event ee;
+
+	memset(&ee, 0, sizeof(struct epoll_event));
+	ee.events = etype;
+        ee.data.fd = fd;
+
+        if (epoll_ctl(queuefd, EPOLL_CTL_MOD, fd, &ee)) {
+                uwsgi_error("epoll_ctl()");
+		return -1;
+        }
+
+	return 0;
+}
+
+int async_del(int queuefd, int fd, int etype) {
+	struct epoll_event ee;
+
+	memset(&ee, 0, sizeof(struct epoll_event));
+	ee.events = etype;
+        ee.data.fd = fd;
+
+        if (epoll_ctl(queuefd, EPOLL_CTL_DEL, fd, &ee)) {
+                uwsgi_error("epoll_ctl()");
+		return -1;
+        }
+
+	return 0;
+}
+
+#elif defined(__sun__)
+
+int async_queue_init(int serverfd) {
+        int dpfd ;
+        struct pollfd dpev;
+
+
+        dpfd = open("/dev/poll", O_RDWR);
+
+        if (dpfd < 0) {
+                uwsgi_error("open()");
+                return -1 ;
+        }
+
+
+	dpev.fd = serverfd;
+	dpev.events = POLLIN ;
+	dpev.revents = 0;
+
+        if (write(dpfd, &dpev, sizeof(struct pollfd)) < 0) {
+                uwsgi_error("write()");
+                return -1;
+        }
+
+
+        return dpfd;
+}
+
+int async_wait(int queuefd, void *events, int nevents, int block, int timeout) {
+
+	int ret ;
+	struct dvpoll dv ;
+
+	if (timeout <= 0) {
+		timeout = block;
+	}
+	else {
+		timeout = timeout*1000;
+	}
+
+	dv.dp_fds = (struct pollfd *) events;
+	dv.dp_nfds = nevents;
+	dv.dp_timeout = timeout;
+
+	//uwsgi_log("waiting with timeout %d nevents %d\n", timeout, nevents);
+	ret = ioctl(queuefd, DP_POLL, &dv);
+	if (ret < 0) {
+		uwsgi_error("ioctl()");
+	}
+	return ret ;
+}
+
+int async_add(int queuefd, int fd, int etype) {
+	struct pollfd pl;
+
+	pl.fd = fd ;
+	pl.events = etype ;
+	pl.revents = 0 ;
+
+        if (write(queuefd, &pl, sizeof(struct pollfd)) < 0) {
+                uwsgi_error("write()");
+		return -1;
+        }
+
+	return 0;
+}
+
+int async_mod(int queuefd, int fd, int etype) {
+	// using the same fd will overwrite existing rule
+	return async_add(queuefd, fd, etype);
+}
+
+int async_del(int queuefd, int fd, int etype) {
+	// use POLLREMOVE to remove an fd
+	return async_add(queuefd, fd, POLLREMOVE);
+}
+
+#else
+int async_queue_init(int serverfd) {
+	int kfd ;
+	struct kevent kev;
+
+	kfd = kqueue();	
+
+	if (kfd < 0) {
+		uwsgi_error("kqueue()");
+		return -1 ;
+	}
+
+	EV_SET(&kev, serverfd, EVFILT_READ, EV_ADD, 0, 0, 0);
+        if (kevent(kfd, &kev, 1, NULL, 0, NULL) < 0) {
+                uwsgi_error("kevent()");
+                return -1;
+        }
+
+	return kfd;
+}
+
+int async_wait(int queuefd, void *events, int nevents, int block, int timeout) {
+
+        int ret;
+	struct timespec ts ;
+
+
+	if (timeout <= 0) {
+		if (!block) {
+			memset(&ts, 0, sizeof(struct timespec));
+			ts.tv_sec = timeout ;
+			ret = kevent(queuefd, NULL, 0, events, nevents, &ts);
+		}
+		else {
+			ret = kevent(queuefd, NULL, 0, events, nevents, NULL);
+		}
+	}
+	else {
+		memset(&ts, 0, sizeof(struct timespec));
+		ts.tv_sec = timeout ;
+		ret = kevent(queuefd, NULL, 0, events, nevents, &ts);
+	}
+
+	if (ret < 0) {
+		uwsgi_error("kevent()");
+	}
+	
+	return ret;
+}
+
+int async_add(int queuefd, int fd, int etype) {
+	struct kevent kev;
+
+
+	EV_SET(&kev, fd, etype, EV_ADD, 0, 0, 0);
+        if (kevent(queuefd, &kev, 1, NULL, 0, NULL) < 0) {
+                uwsgi_error("kevent()");
+                return -1;
+        }
+	return 0;
+}
+
+int async_mod(int queuefd, int fd, int etype) {
+	struct kevent kev;
+
+	EV_SET(&kev, fd, ASYNC_OUT, EV_DISABLE, 0, 0, 0);
+        if (kevent(queuefd, &kev, 1, NULL, 0, NULL) < 0) {
+                uwsgi_error("kevent()");
+                return -1;
+        }
+
+	EV_SET(&kev, fd, etype, EV_ADD, 0, 0, 0);
+        if (kevent(queuefd, &kev, 1, NULL, 0, NULL) < 0) {
+                uwsgi_error("kevent()");
+                return -1;
+        }
+	return 0;
+}
+
+int async_del(int queuefd, int fd, int etype) {
+	struct kevent kev;
+
+	EV_SET(&kev, fd, etype, EV_DELETE, 0, 0, 0);
+        if (kevent(queuefd, &kev, 1, NULL, 0, NULL) < 0) {
+                uwsgi_error("kevent()");
+                return -1;
+        }
+
+	return 0;
+}
+
+#endif
+
+inline struct wsgi_request *next_wsgi_req(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+        uint8_t *ptr = (uint8_t *) wsgi_req ;
+
+        ptr += sizeof(struct wsgi_request) ;
+
+        return (struct wsgi_request *) ptr ;
+}
+
+int async_get_timeout(struct uwsgi_server *uwsgi) {
+
+
+        struct wsgi_request* wsgi_req = uwsgi->wsgi_requests ;
+        int i ;
+	time_t curtime, tdelta = 0 ;
+	int ret = 0 ;
+
+	if (!uwsgi->async_running) return 0;
+
+        for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_status == UWSGI_AGAIN) {
+			if (wsgi_req->async_timeout_expired) {
+				return 0;
+			}
+			if (wsgi_req->async_timeout > 0) {
+				if (tdelta <= 0 || tdelta > wsgi_req->async_timeout) {
+					tdelta = wsgi_req->async_timeout ;
+				}
+			}
+                }
+                wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        }
+
+	curtime = time(NULL);
+
+	ret = tdelta - curtime ;
+	if (ret > 0) {
+		return ret;
+	}
+	
+	return 0;
+}
+
+void async_expire_timeouts(struct uwsgi_server *uwsgi) {
+
+        struct wsgi_request* wsgi_req = uwsgi->wsgi_requests ;
+        int i ;
+	time_t deadline = time(NULL);
+
+
+        for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_status == UWSGI_AGAIN && wsgi_req->async_timeout > 0) {
+			if (wsgi_req->async_timeout <= deadline) {
+				wsgi_req->async_timeout = 0 ;
+				wsgi_req->async_timeout_expired = 1 ;
+			}	
+                }
+                wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        }
+}
+
+struct wsgi_request *find_first_available_wsgi_req(struct uwsgi_server *uwsgi) {
+
+        struct wsgi_request* wsgi_req = uwsgi->wsgi_requests ;
+        int i ;
+
+        for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_status == UWSGI_OK) {
+                        return wsgi_req ;
+                }
+                wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        }
+
+        return NULL ;
+}
+
+struct wsgi_request *find_wsgi_req_by_id(struct uwsgi_server *uwsgi, int async_id) {
+
+	uint8_t *ptr = (uint8_t *) uwsgi->wsgi_requests ;
+
+        ptr += sizeof(struct wsgi_request) * async_id ;
+
+        return (struct wsgi_request *) ptr ;
+}
+
+struct wsgi_request *find_wsgi_req_by_fd(struct uwsgi_server *uwsgi, int fd, int etype) {
+
+        struct wsgi_request* wsgi_req = uwsgi->wsgi_requests ;
+        int i ;
+
+	if (etype != -1) {
+        	for(i=0;i<uwsgi->async;i++) {
+                	if (wsgi_req->async_waiting_fd == fd && wsgi_req->async_waiting_fd_type == etype) {
+                        	return wsgi_req ;
+                	}
+                	wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        	}
+	}
+	else {
+        	for(i=0;i<uwsgi->async;i++) {
+                	if (wsgi_req->async_waiting_fd == fd) {
+                        	return wsgi_req ;
+                	}
+                	wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        	}
+	}
+
+        return NULL ;
+
+}
+
+void async_set_timeout(struct wsgi_request *wsgi_req, time_t timeout) {
+
+	wsgi_req->async_timeout = time(NULL);
+	wsgi_req->async_timeout += timeout;
+	wsgi_req->async_timeout_expired = 0 ;
+	
+}
+
+void async_write_all(struct uwsgi_server *uwsgi, char *data, size_t len) {
+	
+	struct wsgi_request *wsgi_req = uwsgi->wsgi_requests ;
+	int i;
+	ssize_t rlen ;
+
+	for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_status == UWSGI_PAUSED) {
+			rlen = write(wsgi_req->poll.fd, data, len);
+			if (rlen < 0) {
+				uwsgi_error("write()");
+			}
+			else {
+				wsgi_req->response_size += rlen ;
+			}
+		}
+	}
+}
+
+void async_unpause_all(struct uwsgi_server *uwsgi) {
+	
+	struct wsgi_request *wsgi_req = uwsgi->wsgi_requests ;
+	int i;
+
+	for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_status == UWSGI_PAUSED) {
+			wsgi_req->async_status = UWSGI_AGAIN;
+		}
+	}
+}
+
+struct wsgi_request * async_loop(struct uwsgi_server *uwsgi) {
+
+	struct wsgi_request *wsgi_req ;
+	int i ;
+
+	uwsgi->async_running = -1 ;
+        wsgi_req = uwsgi->wsgi_requests ;
+
+
+	for(i=0;i<uwsgi->async;i++) {
+        	if (wsgi_req->async_status == UWSGI_AGAIN) {
+                	if (wsgi_req->async_waiting_fd != -1 && !wsgi_req->async_waiting_fd_monitored) {
+				// add fd to monitoring
+				if (async_add(uwsgi->async_queue, wsgi_req->async_waiting_fd, wsgi_req->async_waiting_fd_type)) {
+					// error adding fd to the async queue, better to close it...
+					close(wsgi_req->async_waiting_fd);
+					wsgi_req->async_status = UWSGI_OK ;
+					return wsgi_req;
+				}
+				wsgi_req->async_waiting_fd_monitored = 1;
+				wsgi_req->async_status = UWSGI_AGAIN;
+			}
+			else if (wsgi_req->async_waiting_fd == -1 && wsgi_req->async_timeout <= 0) {
+                		uwsgi->async_running = 0 ;
+				// st global wsgi_req for python functions
+				uwsgi->wsgi_req = wsgi_req ;
+				wsgi_req->async_status = (*uwsgi->shared->hooks[wsgi_req->uh.modifier1]) (uwsgi, wsgi_req);
+
+				wsgi_req->async_switches++;
+
+				if (wsgi_req->async_status < UWSGI_AGAIN) {
+					return wsgi_req;
+				}
+			}
+		}
+		wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+	}
+
+	return NULL;
+
+}
+#endif

base.mk

@@ -1,46 +0,0 @@
-all:	clean uwsgi
-
-uwsgi:  utils.o protocol.o socket.o pymodule.o spooler.o logging.o xmlconf.o snmp.o proxy.o erlang.o wsgihandlers.o basehandlers.o main.o
-	$(CC) -lpthread utils.o protocol.o socket.o spooler.o logging.o xmlconf.o snmp.o proxy.o erlang.o pymodule.o wsgihandlers.o basehandlers.o main.o -o $(PROGRAM) $(LD_FLAGS) 
-
-utils.o: utils.c
-	$(CC) -c $(CFLAGS) utils.c
-
-protocol.o: protocol.c
-	$(CC) -c $(CFLAGS) protocol.c
-
-socket.o: socket.c
-	$(CC) -c $(CFLAGS) socket.c
-
-spooler.o: spooler.c
-	$(CC) -c $(CFLAGS) spooler.c
-
-logging.o: logging.c
-	$(CC) -c $(CFLAGS) logging.c
-
-xmlconf.o: xmlconf.c
-	$(CC) -c $(CFLAGS) xmlconf.c
-
-snmp.o: snmp.c
-	$(CC) -c $(CFLAGS) snmp.c
-
-proxy.o: proxy.c
-	$(CC) -c $(CFLAGS) proxy.c
-
-erlang.o: erlang.c
-	$(CC) -c $(CFLAGS) erlang.c
-
-pymodule.o: uwsgi_pymodule.c
-	$(CC) -c $(CFLAGS) -o pymodule.o uwsgi_pymodule.c
-
-basehandlers.o: uwsgi_handlers.c
-	$(CC) -c $(CFLAGS) -o basehandlers.o uwsgi_handlers.c
-
-wsgihandlers.o: wsgi_handlers.c
-	$(CC) -c $(CFLAGS) -o wsgihandlers.o wsgi_handlers.c
-
-main.o: uwsgi.c
-	$(CC) -c $(CFLAGS) -o main.o uwsgi.c
-        
-clean:
-	rm -f utils.o protocol.o socket.o pymodule.o spooler.o logging.o xmlconf.o snmp.o proxy.o erlang.o wsgihandlers.o basehandlers.o main.o

contrib/Uwsgi.pm

@@ -0,0 +1,144 @@
+package Plack::Handler::Uwsgi;
+
+use strict;
+use warnings;
+
+use IO::Socket::INET;
+use HTTP::Status;
+
+use Plack::Util;
+
+sub new {
+    my $class = shift;
+    my $self  = bless {@_}, $class;
+    $self;
+}
+
+sub run {
+    my ($self, $app) = @_;
+
+    my $server ;
+
+    if (exists($ENV{'UWSGI_FD'})) {
+	$server = IO::Socket::UNIX->new_from_fd($ENV{'UWSGI_FD'}, '+<');
+    }
+    else {	
+        $server = IO::Socket::INET->new(LocalPort => $self->{port}, LocalAddr => $self->{host}, Listen => 100, ReuseAddr => 1);
+    }
+
+    while ( my $client = $server->accept ) {
+
+	my $head = '';
+	my $remains = 4 ;
+
+	while($remains) {
+		$client->recv(my $buf, $remains);	
+		last unless $buf;
+		$head.=$buf;
+		$remains -= length($buf);
+	}
+
+	if (length($head) != 4) {
+		$client->close ;
+		next;
+	}
+
+	my ($mod1, $envsize, $mod2) = unpack('CvC', $head) ;
+
+	unless ($envsize) {
+		$client->close ;
+		next;
+	}
+
+	$remains = $envsize ;
+	my $envbuf = '' ;
+	while($remains) {
+		my $buf ;
+		if ($remains >= 4096) {
+			$client->recv($buf, 4096);	
+		}
+		else {
+			$client->recv($buf, $remains);	
+		}
+
+		unless($buf) {
+			$client->close ;
+			next;
+		}
+
+		$envbuf.=$buf;
+		$remains -= length($buf);
+	}
+
+	if (length($envbuf) != $envsize ) {
+		$client->close ;
+		next;
+	}
+
+	my %env ;
+
+	my $i = 0;
+	while($i < $envsize) {
+		my $kl = unpack('v', substr($envbuf, $i, 2)) ; $i+=2;
+		my $key = substr($envbuf, $i, $kl); $i+=$kl;
+		my $vl = unpack('v', substr($envbuf, $i, 2)) ; $i+=2;
+		$env{$key} = substr($envbuf, $i, $vl); $i+=$vl;
+	}
+
+        my $env = {
+            %env,
+            'psgi.version'      => [1,1],
+            'psgi.url_scheme'   => ($env{HTTPS}||'off') =~ /^(?:on|1)$/i ? 'https' : 'http',
+            'psgi.input'        => $client,
+            'psgi.errors'       => *STDERR,
+            'psgi.multithread'  => Plack::Util::FALSE,
+            'psgi.multiprocess' => Plack::Util::TRUE,
+            'psgi.run_once'     => Plack::Util::FALSE,
+            'psgi.streaming'    => Plack::Util::TRUE,
+            'psgi.nonblocking'  => Plack::Util::FALSE,
+        };
+
+        my $res = Plack::Util::run_app $app, $env;
+
+        if (ref $res eq 'ARRAY') {
+            $self->_handle_response($client, $env{'SERVER_PROTOCOL'}, $res);
+        }
+        elsif (ref $res eq 'CODE') {
+            $res->(sub {
+                $self->_handle_response($client, $env{'SERVER_PROTOCOL'}, $_[0]);
+            });
+        }
+        else {
+            die "Bad response $res";
+        }
+
+	$client->close ;
+
+    }
+}
+
+sub _handle_response {
+	my ($self, $client, $protocol, $res) = @_;
+
+	$client->send($protocol.' '.$res->[0].' '.HTTP::Status::status_message( $res->[0] )."\r\n");
+
+	my $headers = $res->[1];
+	my $hdrs = '';
+	while (my ($k, $v) = splice @$headers, 0, 2) {
+        	$hdrs .= "$k: $v\r\n";
+	}
+	$hdrs .= "\r\n";
+
+	$client->send($hdrs);
+
+	my $cb = sub { $client->send($_[0]) };
+	my $body = $res->[2];
+	if (defined $body) {
+        	Plack::Util::foreach($body, $cb);
+    	}
+	else {
+		return Plack::Util::inline_object write => $cb,close => sub { };
+    	}
+}
+
+1;

contrib/upstart/uwsgi.conf

@@ -0,0 +1,15 @@
+# uWSGI - manage uWSGI application server
+#
+
+description     "uWSGI"
+
+start on runlevel [2345]
+stop on runlevel [!2345]
+
+respawn
+
+env LOGTO=/tmp/uwsgi.log
+env BINPATH=/home/foo/uwsgi/uwsgi
+
+# --no-orphans avoid workers without master
+exec $BINPATH --no-orphans --socket :3033 --uid 1001 --gid 1001 --limit-as 256 -m simple_app --logto $LOGTO -M -p 4

contrib/urack.rb

@@ -1,403 +1,311 @@
-# Copyright 2009 Unbit S.a.s. <info@unbit.it>
-# see the COPYRIGHT file
+require 'rubygems'
+require 'socket'
+require 'rack'
+require 'rack/content_length'
+require 'rack/rewindable_input'
+require 'stringio'
 
-$stdout.sync = true
-options = {}
+require 'optparse'
 
-if Process.uid == 0
-        puts "Never run uRack as root !!!"
-        exit
+options = {
+        :processes => 1,
+        :master => false,
+        :logging => true,
+        :static => true,
+        :config => nil,
+        :cachehack => false
+}
+
+opts = OptionParser.new do |opts|
+
+        opts.on("-p", "--processes=nproc", Integer, '') { |p| options[:processes] = p }
+        opts.on("-M", "--master", '') { options[:master] = true }
+        opts.on("-L", "--no-logging", '') { options[:logging] = false }
+        opts.on("-S", "--no-static", '') { options[:static] = false }
+        opts.on("-C", "--cache-hack", '') { options[:cachehack] = true }
+        
+        opts.parse! ARGV
 end
 
-$stderr.puts "[#{Time.new}] starting uRack"
+if ARGV[0]
+        options[:config] = ARGV[0]
+end
 
 def human_round(float)
         (float * (10 ** 2)).round / (10 ** 2).to_f
 end
 
-unless ENV.has_key?('UNBIT_RACK_PATH')
-        if File.exists?("#{ARGV.last}/config/environment.rb")
-                RAILS_ROOT = String.new(ARGV.last)
-        else
-                RAILS_ROOT = String.new(Dir.getwd)
-        end
-        options[:sockname] = '/tmp/uwsgi.sock'
-        options[:sock_chmod] = 0
-        options[:stderr_logfile] = nil
-else
-        $domain = ARGV.last.gsub('[','').gsub(']','')   
-        $unbit_log_base = "[uRack/Unbit on #{$domain}]"
-        RAILS_ROOT = String.new(ENV['UNBIT_RACK_PATH'])
-        options[:unbit] = true
-        $limit_as = human_round(Process.getrlimit(Process::RLIMIT_AS)[1].to_f/1024/1024)
-        puts "#{$unbit_log_base} process address space limit is #{$limit_as} MB"
-        $uidsec_size = syscall(357,0,0)
-        puts "#{$unbit_log_base} need #{$uidsec_size} bytes to store uidsec_struct..."
-        $uidsec = '1' * $uidsec_size
-        puts "#{$unbit_log_base} uidsec_struct allocated."
-end
-
-
-options[:environment] = (ENV['RAILS_ENV'] || "development").dup
-options[:processes] = 1
-options[:serve_file] = nil
-options[:max_input_size] = 8
-options[:unbit_debug] = false
-options[:master] = true
-options[:gc_freq] = nil
-
-require 'optparse'
-
-ARGV.clone.options do |opts|
-        opts.on('-s', '--socket=socket', String, 'Unix socket path.', 'Default: /tmp/uwsgi.sock') { |v|
-                options[:sockname] = v
-        }
-        opts.on('-C','--chmod','chmod to 666 the unix socket.') {
-                options[:sock_chmod] = true
-        }
-        opts.on('-F','--serve-file','serve static file.') {
-                options[:serve_file] = true
-        }
-        opts.on('-p', '--processes=processes', Integer, 'Number of processes to spawn.', 'Default: 1') {|v|
-                options[:processes] = v
-        }
-        opts.on('-g', '--gc-freq=requests', Integer, 'Number of requests between GC.', 'Default: 1') {|v|
-                options[:gc_freq] = v
-        }
-        opts.on('-d', '--daemon=logfile', 'Put processes in background.', 'Default: all processes stay in foreground') {|v|
-                options[:stderr_logfile] = v
-        }
-        opts.on('-i', '--max-input-size=size', 'Max POST data size (in Kbyte). Bigger data goes into a temporary file.', 'Default: 8') {|v|
-                options[:max_input_size] = v
-        }
-        opts.on('-D', '--unbit-debug', 'Enable debug-level logging.', 'Default: disabled') {|v|
-                options[:unbit_debug] = true
-        }
-        opts.on('-M', '--master-process', 'Enable the master process manager.', 'Default: disabled') {|v|
-                options[:master] = true
-        }
-        opts.on("-e", '--environment=name', String, 'Specifies the environment to run this server under (test/development/production).','Default: development') { |v|
-                options[:environment] = v
-        }
-
-        opts.separator ""
-
-        opts.parse!
-end
-
-puts "[#{Time.new}] uRack: loading app [#{RAILS_ROOT}]..."
-starttime = Time.now
-require RAILS_ROOT + "/config/environment"
-
-options[:app_name] = RAILS_ROOT
-
-require 'socket'
-require 'rubygems'
-require 'rack'
-require 'rack/utils'
-require 'rack/content_length'
+$requests = 0
+$workers = Array.new
 
 module Rack
-        module Handler
-                class Unbit
-                        class Tempfile < ::Tempfile
-                                def _close
-                                        @tmpfile.close if @tmpfile
-                                        @data[1] = nil if @data
-                                        @tmpfile = nil
-                                end
-                        end
-                        def self.run(app, options={})
 
-                                # parse the socket options
-                                # note: on unbit we use the stdin as communication socket
-                                
-                                server = nil
-                                master_pid = Process.pid
-                                options[:processes] ||= 1
+  class RailsCachingHack
+    def initialize app
+      @app = app
+    end
 
-                                unless options[:unbit]
-                                        begin
-                                                ::File.delete(options[:sockname])
-                                        rescue
-                                        end
+    def stripuri(uri)
+      uri = uri.split('/')
+      uri.slice!(1)
+      val = uri.join('/')
+    end
+    def call env
+      env['PATH_INFO'] = stripuri(env['PATH_INFO']) if env['PATH_INFO']
+      env['REQUEST_URI'] = stripuri(env['REQUEST_URI']) if env['REQUEST_URI']
+      env['REQUEST_URI'] = '/' if env['REQUEST_URI'] == ''
+      @app.call env
+    end
+  end
 
-                                        server = UNIXServer.new(options[:sockname])
-                                        if options[:sock_chmod]
-                                                ::File.chmod(0666, options[:sockname])
-                                        end
+  module Handler
+    class Unbit
 
-                                        if options[:stderr_logfile]
-                                                cwd = Dir.getwd
-                                                Process.daemon
-                                                Dir.chdir(cwd)
-                                                $stdout.reopen(options[:stderr_logfile],'a')
-                                                $stderr.reopen(options[:stderr_logfile],'a')
-                                                # log files need to be unbuffered !
-                                                $stdout.sync = true
-                                                $stderr.sync = true
-                                                # pid is changed after the .daemon call
-                                                master_pid = Process.pid
-                                        end
-                                else
-                                        server = UNIXServer.for_fd($stdin.fileno)
-                                end
+      def self.run(app, options={})
+        server = UNIXServer.for_fd(0)
 
-                                $workers = Array.new
+        can_spawn = true
+        if options[:master]
+                $0 = 'uRack master'
+                $workers[0] = Process.pid
+                ulog("master process enabled (pid: #{$workers[0]})")
+                $workers[1] = Process.fork
+                if $workers[1].to_i > 0
+                        ulog("spawned worker 1 (pid: #{$workers[1]})")
+                elsif $workers[1].to_i == 0
+                        $0 = "uRack worker 1"
+                        can_spawn = false
+                end
+        else
+                $0 = 'uRack worker 1'
+                $workers[0] = nil
+                $workers[1] = Process.pid
+                ulog("spawned worker 1 (pid: #{$workers[1]})")
+        end
 
-                                if options[:master]
-                                        $0 = "uRack #{ARGV.last}"
-                                        pid = Process.fork
-                                        if pid.to_i > 0
-                                                puts "[#{Time.new}] uRack: spawned rack worker 1 (pid: #{pid})"
-                                                $workers[1] = pid ;
-                                        end
-                                end
-
-                                # the check on master pid is necessary
-                                # without it the first worker will execute this part
-                                if options[:processes] > 1 and Process.pid == master_pid
-                                        for p in 2..options[:processes]
-                                                pid = Process.fork
-                                                break if pid.to_i == 0
-                                                puts "[#{Time.new}] uRack: spawned rack worker #{p} (pid: #{pid})"
-                                                $workers[p] = pid ;
-                                        end
-                                end
-
-
-                                
-                                # am i the master ?
-                                if options[:master] and Process.pid == master_pid
-                                        Signal.trap('TERM') do
-                                                puts "[#{Time.new}] uRack: gracefully killing uRack"
-                                                for wid in 1..options[:processes]
-                                                        Process.kill('TERM', $workers[wid]);
-                                                end
-                                                exit 0;
-                                        end
-                                        Signal.trap('QUIT') do
-                                                puts "[#{Time.new}] uRack: brutally killing uRack"
-                                                for wid in 1..options[:processes]
-                                                        Process.kill('INT', $workers[wid]);
-                                                end
-                                                exit 0;
-                                        end
-                                        puts "[#{Time.new}] uRack: the master process manager is alive."
-                                        while 1
-                                                pid = Process.waitpid
-                                                puts "[#{Time.new}] uRack: worker died ! (pid: #{pid})"
-                                                newpid = Process.fork
-                                                break if newpid.to_i == 0
-                                                puts "[#{Time.new}] uRack: respawned rack worker (pid: #{newpid})"
-                                                for wid in 1..options[:processes]
-                                                        if $workers[wid] == pid
-                                                                $workers[wid] = newpid
-                                                                break
-                                                        end
-                                                end
-                                        end
-                                end
-
-                                if Process.pid != master_pid
-                                        $0 = $0.gsub(/^uRack/,'urack')
-                                        Signal.trap("TERM") do
-                                                puts "[#{Time.new}] uRack: grecefully killing process #{Process.pid}..."
-                                                if $in_request == 0
-                                                        puts "[#{Time.new}] uRack: goodbye to process #{Process.pid}"
-                                                        exit 0
-                                                end
-                                                $manage_next_request = nil
-                                        end
-                                        Signal.trap('INT') do
-                                                puts "[#{Time.new}] uRack: brutally killing process #{Process.pid}..."
-                                                exit 0
-                                        end
-                                        Signal.trap('PIPE') do
-                                                puts "[#{Time.new}] uRack: the webserver (or the client) has closed the connection with process #{Process.pid} !!!"
-                                        end
-                                end
-
-                                max_input_size = options[:max_input_size].to_i * 1024
-                                requests = 0
-
-                                null_post = StringIO.new('')
-
-                                options[:app_name] ||= Dir.getwd
-
-                                app = Rack::ContentLength.new(app)
-
-                                $manage_next_request = true
-
-                                if options[:gc_freq].to_i > 1
-                                        GC.disable
-                                end
-
-                                while $manage_next_request
-
-                                        $in_request = 0 
-                                        client = server.accept
-                                        $in_request = 1
-
-                                        timed_out = false
-                                                        
-                                        ver, size, arg1 = client.recvfrom(4)[0].unpack('CvC')
-
-                                        vars = client.recvfrom(size)[0]
-                                        env = Hash.new
-
-                                        i = 0
-                                        while i < size
-                                                kl = vars[i, 2].unpack('v')[0]
-                                                i = i + 2
-                                                key = vars[i, kl]
-                                                i = i + kl
-                                                vl = vars[i, 2].unpack('v')[0]
-                                                i = i + 2
-                                                value = vars[i, vl]
-                                                i = i + vl
-                                                env[key] = value
-                                        end
-
-                                        rack_input = null_post
-
-                                        env.delete 'CONTENT_LENGTH' if env['CONTENT_LENGTH'] == ''
-
-                                        if env['CONTENT_LENGTH'].to_i > 0
-                                                cl = env['CONTENT_LENGTH'].to_i
-
-                                                if cl <= max_input_size
-                                                        poststr = ''
-                                                        while poststr.size < cl
-                                                                poststr = poststr + client.recvfrom(cl-poststr.size)[0] ;
-                                                        end
-                                                        
-                                                        rack_input = StringIO.new(poststr)
-                                                else
-                                                        rack_input = Tempfile.new('UnbitRack')
-                                                        rack_input.chmod(0000)
-
-                                                        bytes_read = 0
-                                                        while bytes_read < cl
-                                                                buf = client.recvfrom(4096)[0]
-                                                                rack_input.write(buf)
-                                                                bytes_read += buf.size
-                                                        end
-                                                        rack_input.rewind
-                                                end
-                                        end
-
-                                        env["SCRIPT_NAME"] = ""
-                                        env.update({"rack.version" => [0,1],
-                                                "rack.input" => rack_input,
-                                                "rack.errors" => $stderr,
-                                                "rack.multithread" => false,
-                                                "rack.multiprocess" => true,
-                                                "rack.run_once" => false,
-                                                "rack.url_scheme" => "http"
-                                        })
-
-                                        env["QUERY_STRING"] ||= ""
-                                        env["HTTP_VERSION"] ||= env["SERVER_PROTOCOL"]
-                                        env["REQUEST_PATH"] ||= "/"
-
-
-                                        begin
-                                                #puts env.inspect
-                                                $start_of_request = Time.new
-                                                status, headers, body = app.call(env)
-                                                $speed = Time.new - $start_of_request
-                                        
-                                                client.print "#{env["HTTP_VERSION"]} #{status} #{Rack::Utils::HTTP_STATUS_CODES[status]}\r\n"
-                                                headers.each {|k,vs|
-                                                        vs.split("\n").each { |v|
-                                                                client.print "#{k}: #{v}\r\n"
-                                                        }
-                                                }
-                                                client.print "\r\n"
-                                                client.flush
-
-                                                body.each {|part|
-                                                        client.print part
-                                                        client.flush
-                                                }
-                                        rescue Errno::EPIPE
-                                                puts "[#{Time.new}] uRack: the webserver (or the client) has closed the connection with process #{Process.pid} !!!"
-                                                timed_out = true
-                                        ensure
-                                                if rack_input.respond_to? :unlink
-                                                        rack_input.unlink
-                                                end
-                                                unless rack_input.closed?
-                                                        rack_input.close
-                                                end
-                                                client.close
-                                                requests = requests+1
-                                                # logging 
-                                                begin
-                                                        # the syscall 356 is only available on unbit kernels
-                                                        # other systems need to use the proc file way
-                                                        # stat = ::File.open('/proc/self/stat', 'r')
-                                                        # procline = stat.readline
-                                                        # statd = procline.split /\s+/
-                                                        # stat.close
-                                                        $stderr.puts "[#{Time.new}] uRack: [#{options[:app_name]}] req: #{requests} ip: #{env['REMOTE_ADDR']} pid: #{Process.pid} as: #{human_round(syscall(356).to_f/1024/1024)} MB => #{env['REQUEST_METHOD']} #{env['REQUEST_URI']} in #{$speed} secs [#{status}]#{' TIMED OUT !!!' if timed_out}"
-                                                rescue
-                                                        $stderr.puts "[#{Time.new}] uRack: [#{options[:app_name]}] req: #{requests} unable to get /proc/self/stat or syscall 356"
-                                                end
-                                                if syscall(357, $uidsec, 0) == $uidsec_size
-                                                        if $uidsec[120..123].unpack('i')[0] > 0
-                                                                $stderr.puts "[#{Time.new}] uRack: found a memory allocation error for request #{requests} (pid: #{Process.pid}). Better to kill myself..."
-                                                                $manage_next_request = nil
-                                                        end
-                                                end
-                                                $uidsec = '1' * $uidsec_size
-                                                if options[:unbit_debug]
-                                                        current_as = human_round( (syscall(356).to_f/1024/1024) - $last_as )
-                                                        $stderr.puts "#{$unbit_log_base} resource status after request #{requests}: AS for this request: #{current_as} MB | OBJ for this request: #{ObjectSpace.each_object {} - $last_obj} | OBJ total: #{ObjectSpace.each_object {}}"
-                                                        $last_as = human_round(syscall(356).to_f/1024/1024) ;
-                                                        $last_obj = ObjectSpace.each_object {}
-                                                end
-                                                if options[:gc_freq].to_i > 1
-                                                        if requests % options[:gc_freq].to_i == 0
-                                                                $stderr.puts "[#{Time.new}] uRack: [#{options[:app_name]}] calling GC for pid #{Process.pid} after #{requests} requests."
-                                                                GC.enable ; GC.start ; GC.disable
-                                                        end
-                                                end
-                                        end
-                                end
-
-                                puts "[#{Time.new}] uRack: goodbye to process #{Process.pid}"
+        if options[:processes] > 1 and can_spawn
+                for p in 2..options[:processes]
+                        $workers[p] = Process.fork
+                        if $workers[p].to_i == 0
+                                $0 = "uRack worker #{p}"
+                                break
+                        elsif $workers[p].to_i > 0
+                                ulog("spawned worker #{p} (pid: #{$workers[p]})")
                         end
                 end
         end
+
+        # am i the master ?
+        if options[:master] and Process.pid == $workers[0]
+                while 1
+                        i_am_a_child = false
+                        pid = Process.waitpid
+                        for wid in 1..options[:processes]
+                                if $workers[wid] == pid
+                                        ulog("worker #{wid} died ! (pid: #{pid})")
+                                        $workers[wid] = Process.fork
+                                        if $workers[wid].to_i == 0
+                                                $0 = "uRack worker #{wid}"
+                                                i_am_a_child = true
+                                                break
+                                        elsif $workers[wid].to_i > 0
+                                                ulog("respawned worker #{wid} (pid: #{$workers[wid]})")
+                                        end
+                                        
+                                end
+                        end
+                        break if i_am_a_child
+                end
+        end
+        
+        while client = server.accept
+          serve client, app, options
+        end
+      end
+
+      def self.serve(client, app, options)
+
+        speed = Time.now
+        head, sender = client.recvfrom(4)
+
+        unless head
+          client.close
+          return
+        end
+        
+        mod1, size, mod2 = head.unpack('CvC')
+
+        if size == 0 or size.nil?
+          client.close
+          return
+        end
+
+        vars, sender = client.recvfrom(size)
+
+        if vars.length != size
+          client.close
+          return
+        end
+
+        env = Hash.new
+
+        i = 0
+        while i < size
+          kl = vars[i, 2].unpack('v')[0]
+          i = i + 2
+          key = vars[i, kl]
+          i = i + kl
+          vl = vars[i, 2].unpack('v')[0]
+          i = i + 2
+          value = vars[i, vl]
+          i = i + vl
+          env[key] = value
+        end
+
+
+
+        env.delete "HTTP_CONTENT_LENGTH"
+        env.delete "HTTP_CONTENT_TYPE"
+
+        env["SCRIPT_NAME"] = ""  if env["SCRIPT_NAME"] == "/"
+        env["QUERY_STRING"] ||= ""
+        env["HTTP_VERSION"] ||= env["SERVER_PROTOCOL"]
+        env["REQUEST_PATH"] ||= "/"
+        env.delete "PATH_INFO"  if env["PATH_INFO"] == ""
+        env.delete "CONTENT_TYPE"  if env["CONTENT_TYPE"] == ""
+        env.delete "CONTENT_LENGTH"  if env["CONTENT_LENGTH"] == ""
+        
+        
+        if env["CONTENT_LENGTH"].to_i > 4096
+                rack_input = Rack::RewindableInput::Tempfile.new('Rack_unbit_Input')
+                rack_input.chmod(0000)
+                rack_input.set_encoding(Encoding::BINARY) if rack_input.respond_to?(:set_encoding)
+                rack_input.binmode
+                rack_input.unlink
+
+                remains = env["CONTENT_LENGTH"].to_i
+                while remains > 0
+                        if remains >= 4096
+                                buf, sender = client.recvfrom(4096)
+                        else
+                                buf, sender = client.recvfrom(remains)
+                        end
+
+			if buf.length == 0
+				break
+			end
+
+                        rack_input.write( buf )
+                        remains -= buf.length
+                end
+
+        elsif env["CONTENT_LENGTH"].to_i > 0
+                rack_input =  StringIO.new(client.recvfrom(env["CONTENT_LENGTH"].to_i)[0])
+        else
+                rack_input = StringIO.new('')
+        end
+
+        rack_input.rewind
+
+        env.update({"rack.version" => [1,1],
+                     "rack.input" => rack_input,
+                     "rack.errors" => $stderr,
+
+                     "rack.multithread" => false,
+                     "rack.multiprocess" => true,
+                     "rack.run_once" => false,
+
+                     "rack.url_scheme" => ["yes", "on", "1"].include?(env["HTTPS"]) ? "https" : "http"
+                   })
+
+        app = Rack::ContentLength.new(app)
+
+        disconnected = false
+        begin
+          status, headers, body = app.call(env)
+          begin
+            send_headers client, env["HTTP_VERSION"] ,status, headers
+            send_body client, body
+          ensure
+            body.close  if body.respond_to? :close
+          end
+        rescue Errno::EPIPE, Errno::ECONNRESET
+          disconnected = true
+        ensure
+          rack_input.close
+          client.close
+        end
+        $requests = $requests+1
+        
+        ulog("req: #{$requests} ip: #{env['REMOTE_ADDR']} pid: #{Process.pid} as: #{human_round(syscall(356).to_f/1024/1024)} MB => #{env['REQUEST_METHOD']} #{env['REQUEST_URI']} in #{Time.now-speed} secs [#{status}]#{' DISCONNECTED !!!' if disconnected}") if options[:logging]
+      end
+
+      def self.send_headers(client, protocol, status, headers)
+        client.print "#{protocol} #{status} #{Rack::Utils::HTTP_STATUS_CODES[status]}\r\n"
+        headers.each { |k, vs|
+          vs.split("\n").each { |v|
+            client.print "#{k}: #{v}\r\n"
+          }
+        }
+        client.print "\r\n"
+        client.flush
+      end
+
+      def self.send_body(client, body)
+        body.each { |part|
+          client.print part
+          client.flush
+        }
+      end
+    end
+  end
 end
 
+def ulog(message)
+        $stderr.puts "[#{Time.new}] uRack: #{message}"
+end
+
+ulog("starting at #{Dir.getwd}")
+limit_as = human_round(Process.getrlimit(Process::RLIMIT_AS)[1].to_f/1024/1024)
+ulog("your process address space limit is #{limit_as} MB")
 server = Rack::Handler.get('Unbit')
 
-app = Rack::Builder.new {
-        if options[:serve_file]
-                puts "[#{Time.new}] uRack: file serving enabled."
-                use Rails::Rack::Static
+starttime = Time.now
+
+app = nil
+
+if options[:config]
+        cfgfile = File.read(options[:config])
+        if cfgfile[/^#\\(.*)/]
+                opts.parse! $1.split(/\s+/)
         end
-        if ActionController.const_defined?(:Dispatcher) && (ActionController::Dispatcher.instance_methods.include?(:call) || ActionController::Dispatcher.instance_methods.include?("call"))
-                run ActionController::Dispatcher.new
+        app = eval "Rack::Builder.new {( " + cfgfile + "\n )}.to_app", nil, options[:config]
+else
+        # falling back to rails
+        if Dir.getwd =~ /\/public\/?$/  
+                require '../config/environment'
         else
-                require 'thin'
-                run Rack::Adapter::Rails.new(:environment => ENV['RAILS_ENV'])
+                require 'config/environment'
         end
-}.to_app
-
-if options[:unbit]
-$after_spawn_used_as = human_round(syscall(356).to_f/1024/1024)
-$stderr.puts "#{$unbit_log_base} now you have #{$limit_as-$after_spawn_used_as} MB of address space available (used #{$after_spawn_used_as}MB after app startup)"
+        app = Rack::Builder.new {
+                if options[:cachehack]
+                        use Rack::RailsCachingHack
+                end
+                if options[:static]
+                        use Rails::Rack::Static
+                end
+                if ActionController.const_defined?(:Dispatcher) && (ActionController::Dispatcher.instance_methods.include?(:call) || ActionController::Dispatcher.instance_methods.include?("call"))
+                        run ActionController::Dispatcher.new
+                else
+                        require 'thin'
+                        run Rack::Adapter::Rails.new(:environment => ENV['RAILS_ENV'])
+                end
+        }
 end
-secs = Time.now-starttime
-puts "[#{Time.new}] uRack: ready to serve requests after #{secs.to_i} secs (pid: #{Process.pid})"
 
-if options[:unbit_debug]
-        $last_as = $after_spawn_used_as ;
-        $last_obj = ObjectSpace.each_object {}
-end
+
+ulog("your app is ready (in #{Time.now-starttime} seconds).")
+
 
 server.run(app, options)
+

contrib/uwsgi.rb

@@ -0,0 +1,150 @@
+require 'socket'
+require 'rack/content_length'
+require 'rack/rewindable_input'
+require 'stringio'
+
+module Rack
+  module Handler
+    class Uwsgi
+
+      def self.run(app, options={})
+	if ENV['UWSGI_FD']
+          server = UNIXServer.for_fd(ENV['UWSGI_FD'].to_i)
+	else
+          server = TCPServer.new(options[:Host], options[:Port])
+	end
+	while client = server.accept
+          serve client, app
+	end
+      end
+
+      def self.serve(client, app)
+
+	head, sender = client.recvfrom(4)
+
+	unless head
+	  client.close
+	  return
+	end
+	
+	mod1, size, mod2 = head.unpack('CvC')
+
+	if size == 0 or size.nil?
+	  client.close
+	  return
+	end
+
+	vars, sender = client.recvfrom(size)
+
+	if vars.length != size
+	  client.close
+	  return
+	end
+
+	env = Hash.new
+
+	i = 0
+	while i < size
+          kl = vars[i, 2].unpack('v')[0]
+          i = i + 2
+          key = vars[i, kl]
+	  i = i + kl
+          vl = vars[i, 2].unpack('v')[0]
+          i = i + 2
+	  value = vars[i, vl]
+          i = i + vl
+          env[key] = value
+	end
+
+
+
+        env.delete "HTTP_CONTENT_LENGTH"
+        env.delete "HTTP_CONTENT_TYPE"
+
+        env["SCRIPT_NAME"] = ""  if env["SCRIPT_NAME"] == "/"
+        env["QUERY_STRING"] ||= ""
+        env["HTTP_VERSION"] ||= env["SERVER_PROTOCOL"]
+        env["REQUEST_PATH"] ||= "/"
+        env.delete "PATH_INFO"  if env["PATH_INFO"] == ""
+        env.delete "CONTENT_TYPE"  if env["CONTENT_TYPE"] == ""
+        env.delete "CONTENT_LENGTH"  if env["CONTENT_LENGTH"] == ""
+        
+	
+	if env["CONTENT_LENGTH"].to_i > 4096
+		rack_input = Rack::RewindableInput::Tempfile.new('Rack_uwsgi_Input')
+		rack_input.chmod(0000)
+		rack_input.set_encoding(Encoding::BINARY) if rack_input.respond_to?(:set_encoding)
+      		rack_input.binmode
+      		if RUBY_PLATFORM !~ /(mswin|mingw|cygwin|java)/
+        	  rack_input.unlink
+		end
+
+		remains = env["CONTENT_LENGTH"].to_i
+		while remains > 0
+			if remains >= 4096
+				buf, sender = client.recvfrom(4096)
+			else
+				buf, sender = client.recvfrom(remains)
+			end
+
+			rack_input.write( buf )
+			remains -= buf.length
+		end
+
+	elsif env["CONTENT_LENGTH"].to_i > 0
+		rack_input =  StringIO.new(client.recvfrom(env["CONTENT_LENGTH"].to_i)[0])
+	else
+		rack_input = StringIO.new('')
+	end
+
+	rack_input.rewind
+
+        env.update({"rack.version" => [1,1],
+                     "rack.input" => rack_input,
+                     "rack.errors" => $stderr,
+
+                     "rack.multithread" => false,
+                     "rack.multiprocess" => true,
+                     "rack.run_once" => false,
+
+                     "rack.url_scheme" => ["yes", "on", "1"].include?(env["HTTPS"]) ? "https" : "http"
+                   })
+
+
+        app = Rack::ContentLength.new(app)
+
+        begin
+          status, headers, body = app.call(env)
+          begin
+            send_headers client, env["HTTP_VERSION"] ,status, headers
+            send_body client, body
+          ensure
+            body.close  if body.respond_to? :close
+          end
+	rescue Errno::EPIPE, Errno::ECONNRESET
+        ensure
+	  rack_input.close
+	  client.close
+        end
+      end
+
+      def self.send_headers(client, protocol, status, headers)
+	client.print "#{protocol} #{status} #{Rack::Utils::HTTP_STATUS_CODES[status]}\r\n"
+        headers.each { |k, vs|
+          vs.split("\n").each { |v|
+            client.print "#{k}: #{v}\r\n"
+          }
+        }
+        client.print "\r\n"
+        client.flush
+      end
+
+      def self.send_body(client, body)
+        body.each { |part|
+          client.print part
+          client.flush
+        }
+      end
+    end
+  end
+end

debian/DEBIAN/control

@@ -1,6 +0,0 @@
-Package: uwsgi
-Version: 0.9.2
-Maintainer: Unbit
-Description: Fast, developer-friendly wsgi server
-Architecture: i386
-Depends: python2.5, libxml2

django/uwsgi_admin/templates/uwsgi.html

@@ -59,6 +59,7 @@
 {% if masterpid %}
 <br/>
 <form {% if has_file_field %}enctype="multipart/form-data" {% endif %}action="reload/" method="post">
+{% csrf_token %}
 <input type="submit" value="gracefully reload uWSGI" name="_reload"/>
 </form>
 {% endif %}

erlang.c

@@ -47,7 +47,7 @@ PyObject *py_erlang_recv_message(PyObject * self, PyObject * args) {
 	if (timeout > 0) {
 		eret = poll(&erpoll, 1, timeout * 1000);
 		if (eret < 0) {
-			perror("poll()");
+			uwsgi_error("poll()");
 			goto clear;
 		}
 		else if (eret == 0) {
@@ -318,7 +318,7 @@ int init_erlang(char *nodename, char *cookie) {
 	ip = strchr(nodename, '@');
 
 	if (ip == NULL) {
-		fprintf(stderr, "*** invalid erlang node name ***\n");
+		uwsgi_log( "*** invalid erlang node name ***\n");
 		return -1;
 	}
 
@@ -326,12 +326,12 @@ int init_erlang(char *nodename, char *cookie) {
 		// get the cookie from the home
 		cookiehome = getenv("HOME");
 		if (!cookiehome) {
-			fprintf(stderr, "unable to get erlang cookie from your home.\n");
+			uwsgi_log( "unable to get erlang cookie from your home.\n");
 			return -1;
 		}
 		cookiefile = malloc(strlen(cookiehome) + 1 + strlen(".erlang.cookie") + 1);
 		if (!cookiefile) {
-			perror("malloc()");
+			uwsgi_error("malloc()");
 		}
 		cookiefile[0] = 0;
 		strcat(cookiefile, cookiehome);
@@ -339,14 +339,14 @@ int init_erlang(char *nodename, char *cookie) {
 
 		cookiefd = open(cookiefile, O_RDONLY);
 		if (cookiefd < 0) {
-			perror("open()");
+			uwsgi_error("open()");
 			free(cookiefile);
 			return -1;
 		}
 
 		memset(cookievalue, 0, 128);
 		if (read(cookiefd, cookievalue, 127) < 1) {
-			fprintf(stderr, "invalid cookie found in %s\n", cookiefile);
+			uwsgi_log( "invalid cookie found in %s\n", cookiefile);
 			close(cookiefd);
 			free(cookiefile);
 			return -1;
@@ -358,7 +358,7 @@ int init_erlang(char *nodename, char *cookie) {
 
 	node = malloc((ip - nodename) + 1);
 	if (node == NULL) {
-		perror("malloc()");
+		uwsgi_error("malloc()");
 		return -1;
 	}
 	memset(node, 0, (ip - nodename) + 1);
@@ -367,13 +367,13 @@ int init_erlang(char *nodename, char *cookie) {
 	erl_init(NULL, 0);
 
 	if (erl_connect_xinit(ip + 1, node, nodename, NULL, cookie, 0) == -1) {
-		fprintf(stderr, "*** unable to initialize erlang c-node ***\n");
+		uwsgi_log( "*** unable to initialize erlang c-node ***\n");
 		return -1;
 	}
 
 	efd = socket(AF_INET, SOCK_STREAM, 0);
 	if (efd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		return -1;
 	}
 
@@ -384,37 +384,37 @@ int init_erlang(char *nodename, char *cookie) {
 
 	rlen = 1;
 	if (setsockopt(efd, SOL_SOCKET, SO_REUSEADDR, &rlen, sizeof(rlen))) {
-		perror("setsockopt()");
+		uwsgi_error("setsockopt()");
 		close(efd);
 		return -1;
 	}
 
 	if (bind(efd, (struct sockaddr *) &e_addr, sizeof(struct sockaddr_in)) < 0) {
-		perror("bind()");
+		uwsgi_error("bind()");
 		close(efd);
 		return -1;
 	}
 
 	rlen = sizeof(struct sockaddr_in);
 	if (getsockname(efd, (struct sockaddr *) &e_addr, (socklen_t *) & rlen)) {
-		perror("getsockname()");
+		uwsgi_error("getsockname()");
 		close(efd);
 		return -1;
 	}
 
 	if (listen(efd, uwsgi.listen_queue)) {
-		perror("listen()");
+		uwsgi_error("listen()");
 		close(efd);
 		return -1;
 	}
 
 	if (erl_publish(ntohs(e_addr.sin_port)) < 0) {
-		fprintf(stderr, "*** unable to subscribe with EPMD ***\n");
+		uwsgi_log( "*** unable to subscribe with EPMD ***\n");
 		close(efd);
 		return -1;
 	}
 
-	fprintf(stderr, "Erlang C-Node initialized on port %d you can access it with name %s\n", ntohs(e_addr.sin_port), nodename);
+	uwsgi_log( "Erlang C-Node initialized on port %d you can access it with name %s\n", ntohs(e_addr.sin_port), nodename);
 
 	for (uwsgi_function = uwsgi_erlang_methods; uwsgi_function->ml_name != NULL; uwsgi_function++) {
 		PyObject *func = PyCFunction_New(uwsgi_function, NULL);
@@ -512,7 +512,7 @@ ETERM *py_to_eterm(PyObject * pobj) {
 		free(eobj3);
 	}
 	else {
-		fprintf(stderr, "UNMANAGED PYTHON TYPE: %s\n", pobj->ob_type->tp_name);
+		uwsgi_log( "UNMANAGED PYTHON TYPE: %s\n", pobj->ob_type->tp_name);
 	}
 
       clear:
@@ -560,7 +560,7 @@ PyObject *eterm_to_py(ETERM * obj) {
 		eobj = PyInt_FromLong(ERL_INT_VALUE(obj));
 		break;
 	case ERL_BINARY:
-		fprintf(stderr, "FOUND A BINARY %.*s\n", ERL_BIN_SIZE(obj), ERL_BIN_PTR(obj));
+		uwsgi_log( "FOUND A BINARY %.*s\n", ERL_BIN_SIZE(obj), ERL_BIN_PTR(obj));
 		break;
 	case ERL_PID:
 		eobj = PyDict_New();
@@ -581,7 +581,7 @@ PyObject *eterm_to_py(ETERM * obj) {
 			break;
 		}
 	default:
-		fprintf(stderr, "UNMANAGED ETERM TYPE: %d\n", ERL_TYPE(obj));
+		uwsgi_log( "UNMANAGED ETERM TYPE: %d\n", ERL_TYPE(obj));
 		break;
 
 	}
@@ -594,7 +594,7 @@ PyObject *eterm_to_py(ETERM * obj) {
 	return eobj;
 }
 
-void erlang_loop() {
+void erlang_loop(struct wsgi_request *wsgi_req) {
 
 	ErlConnect econn;
 	ErlMessage em;
@@ -603,13 +603,13 @@ void erlang_loop() {
 	PyObject *callable = PyDict_GetItemString(uwsgi.embedded_dict, "erlang_func");
 	if (!callable) {
 		PyErr_Print();
-		fprintf(stderr, "- you have not defined a uwsgi.erlang_func callable, Erlang message manager will be disabled until you define it -\n");
+		uwsgi_log( "- you have not defined a uwsgi.erlang_func callable, Erlang message manager will be disabled until you define it -\n");
 	}
 
 	PyObject *pargs = PyTuple_New(1);
 	if (!pargs) {
 		PyErr_Print();
-		fprintf(stderr, "- error preparing arg tuple for uwsgi.erlang_func callable, Erlang message manager will be disabled -\n");
+		uwsgi_log( "- error preparing arg tuple for uwsgi.erlang_func callable, Erlang message manager will be disabled -\n");
 	}
 
 	while (uwsgi.workers[uwsgi.mywid].manage_next_request) {
@@ -617,13 +617,13 @@ void erlang_loop() {
 
 		UWSGI_CLEAR_STATUS;
 
-		uwsgi.poll.fd = erl_accept(uwsgi.erlangfd, &econn);
+		wsgi_req->poll.fd = erl_accept(uwsgi.erlangfd, &econn);
 
-		if (uwsgi.poll.fd >= 0) {
+		if (wsgi_req->poll.fd >= 0) {
 
 			UWSGI_SET_ERLANGING;
 			for (;;) {
-				if (erl_receive_msg(uwsgi.poll.fd, (unsigned char *) uwsgi.buffer, uwsgi.buffer_size, &em) == ERL_MSG) {
+				if (erl_receive_msg(wsgi_req->poll.fd, (unsigned char *) wsgi_req->buffer, uwsgi.buffer_size, &em) == ERL_MSG) {
 					if (em.type == ERL_TICK)
 						continue;
 
@@ -632,7 +632,7 @@ void erlang_loop() {
 					}
 
 					if (!callable) {
-						fprintf(stderr, "- you still have not defined a uwsgi.erlang_func callable, Erlang message rejected -\n");
+						uwsgi_log( "- you still have not defined a uwsgi.erlang_func callable, Erlang message rejected -\n");
 					}
 
 					PyObject *zero = eterm_to_py(em.msg);
@@ -660,7 +660,7 @@ void erlang_loop() {
 					if (erlang_result) {
 						eresponse = py_to_eterm(erlang_result);
 						if (eresponse) {
-							erl_send(uwsgi.poll.fd, em.from, eresponse);
+							erl_send(wsgi_req->poll.fd, em.from, eresponse);
 							erl_free_compound(eresponse);
 						}
 						Py_DECREF(erlang_result);
@@ -679,7 +679,7 @@ void erlang_loop() {
 					break;
 				}
 			}
-			erl_close_connection(uwsgi.poll.fd);
+			erl_close_connection(wsgi_req->poll.fd);
 
 			UWSGI_UNSET_ERLANGING;
 		}
@@ -694,7 +694,7 @@ static void erlang_log() {
 		uwsgi.workers[uwsgi.mywid].rss_size = 0;
 		uwsgi.workers[uwsgi.mywid].vsz_size = 0;
 	}
-	fprintf(stderr, "[Erlang worker %d pid %d] request %llu done {rss: %llu vsz: %llu}\n", uwsgi.mywid, uwsgi.mypid, uwsgi.workers[uwsgi.mywid].requests, uwsgi.workers[uwsgi.mywid].rss_size, uwsgi.workers[uwsgi.mywid].vsz_size);
+	uwsgi_log( "[Erlang worker %d pid %d] request %llu done {rss: %llu vsz: %llu}\n", uwsgi.mywid, uwsgi.mypid, uwsgi.workers[uwsgi.mywid].requests, uwsgi.workers[uwsgi.mywid].rss_size, uwsgi.workers[uwsgi.mywid].vsz_size);
 }
 
 #else

evdis.c

@@ -0,0 +1,22 @@
+#ifdef UWSGI_EVDIS
+
+#include "uwsgi.h"
+
+void evdis_loop(struct uwsgi_server *uwsgi) {
+
+	// populate event list
+
+	int kfd = kqueue();
+	if (kfd < 0) {
+		uwsgi_error("kqueue()");
+		exit(1);
+	}
+	
+	
+}
+
+
+
+#else
+#warning "*** Event Dispatcher support is disabled ***"
+#endif

filemonitor.c

@@ -0,0 +1,34 @@
+#ifdef __linux__
+
+#include <sys/inotify.h>
+
+int uwsgi_file_monitor_new() {
+
+	int inotify_fd ;
+
+	
+	inotify_fd = inotify_init();
+	
+	if (inotify_fd < 0) {
+		uwsgi_error("inotify_init()");
+		return -1;	
+	}
+	
+	return inotify_fd ;
+}
+
+int uwsgi_file_monitor_add(int fd, char *what) {
+
+	int inotify_watch_fd ;
+
+	inotify_watch_fd = inotify_add_watch(fd, what, IN_ALL_EVENTS);
+	
+	if (inotify_watch_fd < 0) {
+		uwsgi_error("inotify_add_watch()");
+		return -1;	
+	}
+
+	return inotify_watch_fd;
+}
+
+#endif

hello_world_rrdtool.py

@@ -0,0 +1,38 @@
+import uwsgi
+import time
+import rrdtool
+
+# rrdtool create test.rrd --start 1270879004 -s 10 DS:requests:COUNTER:300:U:U RRA:AVERAGE:0.5:3:105120
+
+s_freq = 10
+
+# this is a cron emulator done with the Spooler :)
+def rrdtool_updater(env):
+	uwsgi.set_spooler_frequency(s_freq)
+	rrdtool.update('../test.rrd', str(int(time.time()))+':'+str(uwsgi.total_requests()))
+	uwsgi.send_to_spooler({})
+
+	
+uwsgi.spooler = rrdtool_updater
+	
+
+
+def hello_world(env, start_response):
+	start_response('200 Ok', [('Content-type', 'text/plain')])
+	yield 'Hello world !'
+
+
+def graph(env, start_response):
+	start_response('200 Ok', [('Content-type', 'image/png')])
+	now = int(time.time())
+	graph_range = (3600*24)
+	rrdtool.graph('uwsgi_graph.png', '--start', str(now - graph_range), '--end', str(now), 'DEF:urequests=test.rrd:requests:AVERAGE', 'LINE2:urequests#00FF00')
+	fd = open('uwsgi_graph.png', 'r')
+	# send file to browser
+	return env['wsgi.file_wrapper'](fd, 4096)
+
+# start the simil-cron
+uwsgi.send_to_spooler({})
+
+
+uwsgi.applications = {'/': hello_world, '/graph':graph}

http.c

@@ -0,0 +1,397 @@
+#include "uwsgi.h"
+
+struct uwsgi_server uwsgi;
+
+struct uwsgi_http_req {
+	
+	pthread_t a_new_thread;
+	int fd;
+	struct sockaddr_in c_addr;
+	socklen_t c_len;
+};
+
+enum {
+	uwsgi_http_method,
+	uwsgi_http_uri,
+	uwsgi_http_protocol,
+	uwsgi_http_protocol_r,
+
+	uwsgi_http_header_key,
+	uwsgi_http_header_key_colon,
+
+	uwsgi_http_header_val,
+	uwsgi_http_header_val_r,
+
+	uwsgi_http_end
+};
+
+void http_end() {
+	uwsgi_log("closing uWSGI embedded HTTP server.\n");
+	exit(0);
+}
+
+void http_wait_end() {
+	pid_t wp_p;
+	int wp_c;
+	wp_p = waitpid(-1, &wp_c, 0); 
+	uwsgi_log("closing uWSGI embedded HTTP server.\n");
+	exit(0);
+}
+
+static char *add_uwsgi_var(char *up, char *key, uint16_t keylen, char *val, uint16_t vallen, int header, char *watermark)
+{
+
+	int i;
+
+	if (!header) {
+
+		if ( (up + 2 + keylen + 2 + vallen) > watermark ) return up ;
+
+		*up++ = (unsigned char) (keylen & 0xff);
+		*up++ = (unsigned char) ((keylen >> 8) & 0xff);
+
+		memcpy(up, key, keylen);
+		up += keylen;
+	} else {
+
+
+		for (i = 0; i < keylen; i++) {
+			if (key[i] == '-') {
+				key[i] = '_';
+			} else {
+				key[i] = toupper( (int) key[i]);
+			}
+		}
+
+		if (strncmp("CONTENT_TYPE", key, keylen) && strncmp("CONTENT_LENGTH", key, keylen)) {
+			if ( (up + 2 + keylen + 5 + 2 + vallen) > watermark ) return up ;
+			*up++ = (unsigned char) (((uint16_t) keylen + 5) & 0xff);
+			*up++ = (unsigned char) ((((uint16_t) keylen + 5) >> 8) & 0xff);
+			memcpy(up, "HTTP_", 5);
+			up += 5;
+		} else {
+			if ( (up + 2 + keylen + 2 + vallen) > watermark ) return up ;
+			*up++ = (unsigned char) (keylen & 0xff);
+			*up++ = (unsigned char) ((keylen >> 8) & 0xff);
+		}
+
+
+		memcpy(up, key, keylen);
+		up += keylen;
+	}
+
+	*up++ = (unsigned char) (vallen & 0xff);
+	*up++ = (unsigned char) ((vallen >> 8) & 0xff);
+	memcpy(up, val, vallen);
+	up += vallen;
+
+	return up;
+}
+
+static void *http_request(void *);
+
+void http_loop(struct uwsgi_server * uwsgi)
+{
+
+
+	struct uwsgi_http_req *ur;
+	int ret;
+	pthread_attr_t pa;
+	int stat_loc ;
+
+	ret = pthread_attr_init(&pa);
+	if (ret) {
+		uwsgi_log("pthread_attr_init() = %d\n", ret);
+		exit(1);
+	}
+
+	ret = pthread_attr_setdetachstate(&pa, PTHREAD_CREATE_DETACHED);
+	if (ret) {
+		uwsgi_log("pthread_attr_setdetachstate() = %d\n", ret);
+		exit(1);
+	}
+
+	// ignore broken pipes;
+	signal(SIGPIPE, SIG_IGN);
+	if (!uwsgi->http_only) {
+		signal(SIGCHLD, &http_end);
+		signal(SIGINT, &http_wait_end);
+	}
+	else {
+		signal(SIGINT, &http_end);
+	}
+
+	uwsgi->http_server_name = malloc(256);
+	if (!uwsgi->http_server_name) {
+		uwsgi_error("malloc()");
+		exit(1);
+	}
+
+	memset(uwsgi->http_server_name, 0, 256);
+	if (gethostname(uwsgi->http_server_name, 255)) {
+		uwsgi_error("gethostname()");
+		memcpy(uwsgi->http_server_name, "localhost", 9);
+	}
+
+	uwsgi_log("starting HTTP loop on %s (pid: %d)\n", uwsgi->http_server_name, (int) getpid());
+	for(;;) {
+
+		if (!uwsgi->http_only) {
+			if (waitpid(-1, &stat_loc, WNOHANG) != 0) {
+				http_end();
+			}
+		}
+		ur = malloc(sizeof(struct uwsgi_http_req));
+		if (!ur) {
+			uwsgi_error("malloc()");
+			sleep(1);
+			continue;
+		}
+		ur->c_len = sizeof(struct sockaddr_in) ;
+		ur->fd = accept(uwsgi->http_fd, (struct sockaddr *) &ur->c_addr, &ur->c_len);
+
+		if (ur->fd < 0) {
+			uwsgi_error("accept()");
+			free(ur);
+			continue;
+		}
+
+		ret = pthread_create(&ur->a_new_thread, &pa, http_request, (void *) ur);
+		if (ret) {
+			uwsgi_log("pthread_create() = %d\n", ret);
+			free(ur);
+			// sleep a bit to allow some resource gaining
+			sleep(1);
+			continue;
+		}
+	}
+}
+
+
+static void *http_request(void *u_h_r)
+{
+
+	char buf[4096];
+
+	char tmp_buf[4096];
+
+	char uwsgipkt[4096];
+
+	struct uwsgi_http_req *ur = (struct uwsgi_http_req *) u_h_r ;
+
+	int clientfd = ur->fd;
+	int uwsgi_fd = -1;
+
+	int need_to_read = 1;
+	int state = uwsgi_http_method;
+
+	int http_body_len = 0;
+
+	size_t len;
+
+	int i, j;
+
+	char HTTP_header_key[1024];
+
+	uint16_t ulen;
+
+	char *ptr = tmp_buf;
+
+	int qs = 0;
+
+	char *up = uwsgipkt;
+
+	char *watermark = up + 4096 ;
+	char *watermark2 = tmp_buf + 4096 ;
+	
+	int path_info_len;
+	char *ip;
+
+	up[0] = 0;
+	up[3] = 0;
+	up += 4;
+
+	while (need_to_read) {
+		len = read(clientfd, buf, 4096);
+		if (len <= 0) {
+			uwsgi_error("read()");
+			break;
+		}
+		for (i = 0; i < (int) len; i++) {
+
+			if (buf[i] == ' ') {
+
+				if (state == uwsgi_http_method) {
+
+					up = add_uwsgi_var(up, "REQUEST_METHOD", 14, tmp_buf, ptr - tmp_buf, 0, watermark);
+					ptr = tmp_buf;
+					state = uwsgi_http_uri;
+
+				} else if (state == uwsgi_http_uri) {
+
+					up = add_uwsgi_var(up, "REQUEST_URI", 11, tmp_buf, ptr - tmp_buf, 0, watermark);
+
+					path_info_len = ptr - tmp_buf;
+					for (j = 0; j < ptr - tmp_buf; j++) {
+						if (tmp_buf[j] == '?') {
+							path_info_len = j;
+							if (j + 1 < (ptr - tmp_buf)) {
+								up = add_uwsgi_var(up, "QUERY_STRING", 12, tmp_buf + j + 1, (ptr - tmp_buf) - (j + 1), 0, watermark);
+								qs = 1 ;
+							}
+							break;
+						}
+					}
+
+					if (!qs) {
+						up = add_uwsgi_var(up, "QUERY_STRING", 12, NULL, 0, 0, watermark);
+					}
+					up = add_uwsgi_var(up, "PATH_INFO", 9, tmp_buf, path_info_len, 0, watermark);
+
+					ptr = tmp_buf;
+					state = uwsgi_http_protocol;
+
+				} else if (state == uwsgi_http_header_key_colon) {
+
+					if (ptr+1 > watermark2) { close(uwsgi_fd); goto clear;}
+					*ptr++ = 0;
+
+					memset(HTTP_header_key, 0, sizeof(HTTP_header_key));
+					memcpy(HTTP_header_key, tmp_buf, strlen(tmp_buf));
+					ptr = tmp_buf;
+					state = uwsgi_http_header_val;
+				} else {
+					//check for overflow
+					if (ptr+1 > watermark2) { close(uwsgi_fd); goto clear;}
+					*ptr++ = buf[i];
+				}
+
+			} else if (buf[i] == '\r') {
+
+				if (state == uwsgi_http_protocol) {
+					state = uwsgi_http_protocol_r;
+				}
+				if (state == uwsgi_http_header_val) {
+					state = uwsgi_http_header_val_r;
+				} else if (state == uwsgi_http_header_key) {
+					state = uwsgi_http_end;
+				}
+			} else if (buf[i] == '\n') {
+
+				if (state == uwsgi_http_header_val_r) {
+
+					up = add_uwsgi_var(up, HTTP_header_key, strlen(HTTP_header_key), tmp_buf, ptr - tmp_buf, 1, watermark);
+					if (!strcmp("CONTENT_LENGTH", HTTP_header_key)) {
+						if (ptr+1 > watermark2) { close(uwsgi_fd); goto clear;}
+						*ptr++ = 0;
+						http_body_len = atoi(tmp_buf);
+					}
+					ptr = tmp_buf;
+					state = uwsgi_http_header_key;
+				} else if (state == uwsgi_http_protocol_r) {
+
+					up = add_uwsgi_var(up, "SERVER_PROTOCOL", 15, tmp_buf, ptr - tmp_buf, 0, watermark);
+					ptr = tmp_buf;
+					state = uwsgi_http_header_key;
+				} else if (state == uwsgi_http_end) {
+					need_to_read = 0;
+
+
+					up = add_uwsgi_var(up, "SERVER_NAME", 11, uwsgi.http_server_name, strlen(uwsgi.http_server_name), 0, watermark);
+					up = add_uwsgi_var(up, "SERVER_PORT", 11, uwsgi.http_server_port, strlen(uwsgi.http_server_port), 0, watermark);
+
+					up = add_uwsgi_var(up, "SCRIPT_NAME", 11, "", 0, 0, watermark);
+
+					ip = inet_ntoa(ur->c_addr.sin_addr);
+					up = add_uwsgi_var(up, "REMOTE_ADDR", 11, ip, strlen(ip), 0, watermark);
+
+					//up = add_uwsgi_var(up, "REMOTE_ADDR", 11, "127.0.0.1", 9, 0, watermark);
+					//up = add_uwsgi_var(up, "REMOTE_USER", 11, "unknown", 7, 0);
+
+					for(j=0;j<uwsgi.http_vars_cnt;j++) {
+						char *separator;
+						
+						separator = strchr(uwsgi.http_vars[j], '=');
+						if (separator) {
+							up = add_uwsgi_var(up, uwsgi.http_vars[j], separator - uwsgi.http_vars[j], separator + 1, strlen(separator + 1), 0, watermark);
+						}
+						else {
+							up = add_uwsgi_var(up, uwsgi.http_vars[j], strlen(uwsgi.http_vars[j]), NULL, 0, 0, watermark);
+						}
+					}
+
+					uwsgi_fd = uwsgi_connect(uwsgi.socket_name, 10);
+					if (uwsgi_fd >= 0) {
+						ulen = (up - uwsgipkt) - 4;
+						uwsgipkt[1] = (unsigned char) (ulen & 0xff);
+						uwsgipkt[2] = (unsigned char) ((ulen >> 8) & 0xff);
+
+						if (write(uwsgi_fd, uwsgipkt, ulen + 4) < 0) {
+							uwsgi_error("write()");
+						}
+
+						if (http_body_len > 0) {
+							if (http_body_len >= (int) len - (i + 1)) {
+								if (write(uwsgi_fd, buf + i + 1, len - (i + 1)) < 0) {
+									uwsgi_error("write()");
+								}
+								http_body_len -= len - (i + 1);
+							} else {
+								if (write(uwsgi_fd, buf + i, http_body_len) < 0) {
+									uwsgi_error("write()");
+								}
+								http_body_len = 0;
+							}
+
+							while (http_body_len > 0) {
+								int to_read = 4096;
+								if (http_body_len < to_read) {
+									to_read = http_body_len;
+								}
+								len = read(clientfd, uwsgipkt, to_read);
+								if (write(uwsgi_fd, uwsgipkt, len) < 0) {
+									uwsgi_error("write()");
+								}
+								http_body_len -= len;
+							}
+						}
+						while ((len = read(uwsgi_fd, uwsgipkt, 4096)) > 0) {
+							if (write(clientfd, uwsgipkt, len) < 0) {
+								uwsgi_error("write()");
+							}
+						}
+						close(uwsgi_fd);
+					}
+					else {
+						close(uwsgi_fd);
+						goto clear;
+					}
+				}
+			} else if (buf[i] == ':') {
+
+				if (state == uwsgi_http_header_key) {
+					state = uwsgi_http_header_key_colon;
+				} else {
+					//check for overflow
+					if (ptr+1 > watermark2) { close(uwsgi_fd); goto clear;}
+					*ptr++ = buf[i];
+				}
+			} else {
+
+				//check for overflow
+				if (ptr+1 > watermark2) { close(uwsgi_fd); goto clear;}
+				*ptr++ = buf[i];
+			}
+
+		}
+
+	}
+
+clear:
+	close(clientfd);
+
+	free(ur);
+	pthread_exit(NULL);
+	
+	return NULL;
+}

ini.c

@@ -0,0 +1,185 @@
+#ifdef UWSGI_INI
+
+#include "uwsgi.h"
+
+/*
+	ini file must be read ALL into memory.
+	This memory must not be freed for all the server lifecycle
+*/
+
+enum {
+	ini_key_start,
+	ini_val_start,
+};
+
+void ini_rstrip(char *line) {
+
+	off_t i ;
+
+	for(i = strlen(line)-1;i>=0; i--) {
+		if (line[i] == ' ' || line[i] == '\t') {
+			line[i] = 0;
+			continue;
+		}
+		break;
+	} 
+}
+
+char *ini_lstrip(char *line) {
+	
+	off_t i ;
+	char *ptr = line;
+
+	for(i=0;i< (int) strlen(line);i++) {
+		if (line[i] == ' ' || line[i] == '\t') {
+			ptr++;
+			continue;
+		}
+		break;
+	}
+
+	return ptr;
+}
+
+char *ini_get_key(char *key) {
+
+	off_t i;
+	char *ptr = key ;
+
+	for(i=0;i< (int) strlen(key);i++) {
+		ptr++ ;	
+		if (key[i] == '=') {
+			key[i] = 0;
+			return ptr;
+		}
+	}
+
+	return ptr;
+}
+
+char *ini_get_line(char *ini, off_t size) {
+
+	off_t i ;
+	char *ptr = ini;
+	
+	for(i=0;i<size;i++) {
+		ptr++;
+		if (ini[i] == '\n') {
+			ini[i] = 0;
+			return ptr;
+		}
+	}
+
+	return NULL;
+	
+}
+
+void uwsgi_ini_config(char *file, struct option *long_options) {
+
+	int fd;
+	ssize_t len;
+	char *ini;
+	struct stat sb;
+
+	char *ini_line;
+
+	char *section = "";
+	char *key;
+	char *val;
+
+	int lines = 1 ;
+
+	struct option *lopt, *aopt;
+	char *section_asked = "uwsgi";
+	char *colon ;
+
+	colon = strchr(file, ':');
+	if (colon) {
+		colon[0] = 0;
+		if (colon[1] != 0) {
+			section_asked = colon+1 ;
+		}
+	}
+
+	fd = open(file, O_RDONLY);
+	if (fd < 0) {
+		uwsgi_error("open()");
+		exit(1);
+	}
+	
+	if (fstat(fd, &sb)) {
+		uwsgi_error("fstat()");
+		exit(1);
+	}
+
+	ini = malloc(sb.st_size+1);
+
+	if (!ini) {
+		uwsgi_error("malloc()");
+		exit(1);
+	}
+
+	len = read(fd, ini, sb.st_size);
+	if (len != sb.st_size) {
+		uwsgi_error("read()");
+		exit(1);
+	}
+
+	ini[sb.st_size+1] = 0 ;
+
+	while(sb.st_size) {
+		ini_line = ini_get_line(ini, sb.st_size);
+		if (ini_line == NULL) {
+			break;
+		}
+		lines++;
+
+		// skip empty line
+		key = ini_lstrip(ini);
+		ini_rstrip(key);
+		if (key[0] != 0) {
+			if (key[0] == '[') {
+				section = key+1;
+				section[strlen(section)-1] = 0;
+			}
+			else if (key[0] == ';' || key[0] == '#') {
+				// this is a comment
+			}
+			else {
+				// val is always valid, but (obviously) can be ignored
+				val = ini_get_key(key);
+
+				if (!strcmp(section, section_asked)) {
+					ini_rstrip(key);
+					val = ini_lstrip(val);
+					ini_rstrip(val);
+					lopt = long_options;
+                                	while ((aopt = lopt)) {
+                                       		if (!aopt->name)
+                                               	break;
+                                       		if (!strcmp(key, aopt->name)) {
+                                               		if (aopt->flag) {
+                                                       		*aopt->flag = aopt->val;
+                                              		}
+                                               		else {
+                                                              		manage_opt(aopt->val, val);
+                                               		}
+                                       		}
+                                       		lopt++;
+                                	}
+				}
+			}
+		}
+		
+
+		sb.st_size -= (ini_line - ini);
+		ini += (ini_line - ini);
+
+	}
+
+	close(fd);
+	
+}
+
+
+#endif

ldap.c

@@ -0,0 +1,352 @@
+#ifdef UWSGI_LDAP 
+
+#include "uwsgi.h"
+
+#include <ldap.h>
+
+void ldap2uwsgi(char *ldapname, char *uwsginame) {
+
+	char *ptr = uwsginame ;
+
+	int i;
+
+	for(i=0;i< (int) strlen(ldapname);i++) {
+		if (isupper( (int)ldapname[i])) {
+			*ptr++= '-';
+			*ptr++= tolower( (int) ldapname[i]);
+		}
+		else {
+			*ptr++= ldapname[i] ;
+		}
+	}
+
+	*ptr++= 0;
+}
+
+int calc_ldap_name(char *name) {
+	
+	int i;
+	int counter = 0;
+
+	for(i=0;i< (int)strlen(name);i++) {
+		if (isupper( (int) name[i])) {
+			counter++;
+		}
+	}
+
+	return strlen(name) + counter ;
+}
+
+void uwsgi_ldap_schema_dump_ldif(struct option *lo) {
+
+        struct option *aopt, *lopt ;
+
+        lopt = lo;
+        int i;
+        int counter = 30000;
+
+	int pythonpath_found = 0 ;
+
+	uwsgi_log("\n");
+	uwsgi_log("dn: cn=uwsgi,cn=schema,cn=config\n");
+	uwsgi_log("objectClass: olcSchemaConfig\n");
+	uwsgi_log("cn: uwsgi\n");
+
+        while( (aopt = lopt) ) {
+                if (!aopt->name)
+                        break;
+
+		if (aopt->val == LONG_ARGS_PYTHONPATH) {
+			if (pythonpath_found) {
+				goto next;				
+			}
+			pythonpath_found = 1;
+		}
+
+                if (aopt->flag) {
+                        uwsgi_log("olcAttributeTypes: ( 1.3.6.1.4.1.35156.17.4.%d NAME 'uWSGI", counter) ;
+                        counter++;
+                }
+                else {
+                        uwsgi_log("olcAttributeTypes: ( 1.3.6.1.4.1.35156.17.4.%d NAME 'uWSGI", aopt->val) ;
+                }
+                for(i=0;i< (int)strlen(aopt->name);i++) {
+                        if (aopt->name[i] == '-') {
+                                i++;
+                                uwsgi_log("%c", toupper( (int) aopt->name[i]));
+                        }
+                        else {
+                                uwsgi_log("%c", aopt->name[i]);
+                        }
+                }
+
+                if (aopt->has_arg) {
+                        uwsgi_log("' SYNTAX 1.3.6.1.4.1.1466.115.121.1.26 )\n");
+                }
+                else {
+                        uwsgi_log("' SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 )\n");
+                }
+next:
+                lopt++;
+        }
+
+        uwsgi_log("olcAttributeTypes: ( 1.3.6.1.4.1.35156.17.4.50000 NAME 'uWSGInull' SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 )\n") ;
+
+        lopt = lo;
+
+        uwsgi_log("olcObjectClasses: ( 1.3.6.1.4.1.35156.17.3.1 NAME 'uWSGIConfig' SUP top AUXILIARY DESC 'uWSGI configuration' MAY ( ");
+
+	pythonpath_found = 0;
+        while( (aopt = lopt) ) {
+                if (!aopt->name)
+                        break;
+
+		if (aopt->val == LONG_ARGS_PYTHONPATH) {
+			if (pythonpath_found) {
+				goto next2;				
+			}
+			pythonpath_found = 1;
+		}
+
+                uwsgi_log("uWSGI");
+
+                for(i=0;i< (int)strlen(aopt->name);i++) {
+                        if (aopt->name[i] == '-') {
+                                i++;
+                                uwsgi_log("%c", toupper( (int) aopt->name[i]));
+                        }
+                        else {
+                                uwsgi_log("%c", aopt->name[i]);
+                        }
+                }
+                uwsgi_log(" $ ");
+next2:
+                lopt++;
+        }
+
+        uwsgi_log("uWSGInull ))\n");
+
+	uwsgi_log("\n");
+
+        exit(0);
+}
+
+
+void uwsgi_ldap_schema_dump(struct option *lo) {
+
+	struct option *aopt, *lopt ;
+
+	lopt = lo;
+	int i;
+	int counter = 30000;
+	int pythonpath_found = 0;
+
+	while( (aopt = lopt) ) {
+		if (!aopt->name)
+			break;
+
+
+		if (aopt->val == LONG_ARGS_PYTHONPATH) {
+			if (pythonpath_found) {
+				goto next;				
+			}
+			pythonpath_found = 1;
+		}
+
+		if (aopt->flag) {
+			uwsgi_log("attributetype ( 1.3.6.1.4.1.35156.17.4.%d NAME 'uWSGI", counter) ;
+			counter++;
+		}
+		else {
+			uwsgi_log("attributetype ( 1.3.6.1.4.1.35156.17.4.%d NAME 'uWSGI", aopt->val) ;
+		}
+		for(i=0;i< (int)strlen(aopt->name);i++) {
+			if (aopt->name[i] == '-') {
+				i++;
+				uwsgi_log("%c", toupper( (int) aopt->name[i]));
+			}
+			else {
+				uwsgi_log("%c", aopt->name[i]);
+			}
+		}
+
+		if (aopt->has_arg) {
+			uwsgi_log("' SYNTAX 1.3.6.1.4.1.1466.115.121.1.26 )\n");
+		}
+		else {
+			uwsgi_log("' SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 )\n");
+		}
+next:
+		lopt++;			
+	}
+
+	uwsgi_log("attributetype ( 1.3.6.1.4.1.35156.17.4.50000 NAME 'uWSGInull' SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 )\n") ;
+
+	lopt = lo;
+
+	uwsgi_log("objectclass ( 1.3.6.1.4.1.35156.17.3.1 NAME 'uWSGIConfig' SUP top AUXILIARY DESC 'uWSGI configuration' MAY ( ");
+
+	pythonpath_found = 0;
+	while( (aopt = lopt) ) {
+		if (!aopt->name)
+			break;
+
+		if (aopt->val == LONG_ARGS_PYTHONPATH) {
+			if (pythonpath_found) {
+				goto next2;				
+			}
+			pythonpath_found = 1;
+		}
+
+		uwsgi_log("uWSGI");
+
+		for(i=0;i< (int)strlen(aopt->name);i++) {
+			if (aopt->name[i] == '-') {
+				i++;
+				uwsgi_log("%c", toupper( (int) aopt->name[i]));
+			}
+			else {
+				uwsgi_log("%c", aopt->name[i]);
+			}
+		}
+		uwsgi_log(" $ ");
+next2:
+		lopt++;			
+	}
+
+	uwsgi_log("uWSGInull ))\n");
+
+	exit(0);
+}
+
+void uwsgi_ldap_config(struct uwsgi_server *uwsgi, struct option *long_options) {
+
+	LDAP *ldp;
+	LDAPMessage *results, *entry;
+	BerElement *ber;
+	struct berval **bervalues;
+	char *attr;
+	char *uwsgi_attr;
+
+	char *url = "ldap:///";
+	char *url_slash;
+
+	int desired_version = LDAP_VERSION3;
+	int ret;
+
+	struct option *aopt, *lopt;
+
+	LDAPURLDesc *ldap_url;
+
+	if (uwsgi->ldap) {
+		url = uwsgi->ldap;
+	}
+
+	if (!ldap_is_ldap_url(url)) {
+		uwsgi_log("invalid LDAP url.\n");
+		exit(1);
+	}
+
+	if (ldap_url_parse(url, &ldap_url) != LDAP_SUCCESS) {
+		uwsgi_log("unable to parse LDAP url.\n");
+		exit(1);
+	}
+
+	url_slash = strchr(url, '/');
+	url_slash = strchr(url_slash + 1, '/');
+
+	url_slash = strchr(url_slash + 1, '/');
+	if (url_slash) {
+		url_slash[0] = 0;
+	}
+
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("LDAP URL: %s\n", url);
+	uwsgi_debug("LDAP BASE DN: %s\n", ldap_url->lud_dn);
+#endif
+
+	if ( (ret = ldap_initialize( &ldp, url)) != LDAP_SUCCESS) {
+		uwsgi_log("LDAP: %s\n", ldap_err2string(ret));
+		exit(1);
+	}
+
+
+	if ( (ret = ldap_set_option(ldp, LDAP_OPT_PROTOCOL_VERSION, &desired_version)) != LDAP_OPT_SUCCESS) {
+		uwsgi_log("LDAP: %s\n", ldap_err2string(ret));
+    		exit(1);
+	}
+
+
+	if ( (ret = ldap_search_ext_s(ldp, ldap_url->lud_dn, ldap_url->lud_scope, ldap_url->lud_filter, NULL, 0, NULL, NULL, NULL, 1, &results)) != LDAP_SUCCESS) {
+		uwsgi_log("LDAP: %s\n", ldap_err2string(ret));
+    		exit(1);
+	}
+
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("LDAP connection initialized %p\n", ldp);
+#endif
+
+	free(ldap_url);
+	
+	if (ldap_count_entries(ldp, results) < 1) {
+		uwsgi_log("no LDAP entry found\n");
+		exit(1);
+	}
+
+	entry = ldap_first_entry(ldp, results);
+
+	for( attr = ldap_first_attribute(ldp, entry, &ber); attr != NULL; attr = ldap_next_attribute(ldp, entry, ber)) {
+		if (!strncmp(attr,"uWSGI",5)) {
+		
+			uwsgi_attr = malloc( calc_ldap_name(attr) + 1 );
+			if (!uwsgi_attr) {
+				uwsgi_error("malloc()");
+				exit(1);
+			}
+
+			ldap2uwsgi(attr+5, uwsgi_attr);
+
+#ifdef UWSGI_DEBUG
+			uwsgi_debug("LDAP attribute: %s = --%s\n", attr, uwsgi_attr);
+#endif
+			bervalues = ldap_get_values_len(ldp, entry, attr);
+			if (bervalues) {
+				// do not free uwsgi_val;	
+				char *uwsgi_val = malloc( bervalues[0]->bv_len + 1 );
+				if (!uwsgi_val) {
+					uwsgi_error("malloc()");
+					exit(1);
+				}
+
+				memcpy(uwsgi_val, bervalues[0]->bv_val, bervalues[0]->bv_len);
+				uwsgi_val[bervalues[0]->bv_len] = 0;
+
+				lopt = long_options;
+                                while ((aopt = lopt)) {
+                                	if (!aopt->name)
+                                        	break;
+                                        if (!strcmp(uwsgi_attr, aopt->name)) {
+                                        	if (aopt->flag) {
+                                                	*aopt->flag = aopt->val;
+                                       		} 
+                                                else {
+                                                	manage_opt(aopt->val, uwsgi_val);
+                                                }
+                                        }
+                                        lopt++;
+                                }
+			}
+
+			free(bervalues);
+			free(uwsgi_attr);
+		}
+		free(attr);
+	}
+
+	free(ber);
+	free(results);
+	
+	ldap_unbind_ext_s(ldp, NULL, NULL);
+	
+}
+#endif

lighttpd/mod_uwsgi.c

@@ -38,7 +38,7 @@
 #ifdef __linux__
 #include <endian.h>
 #elif __sun__
-#elif __apple__
+#elif __APPLE__
 #include <libkern/OSByteOrder.h>
 #else
 #include <machine/endian.h>
@@ -483,6 +483,12 @@ static int uwsgi_create_env(server *srv, handler_ctx *hctx) {
                );	
 	uwsgi_add_var(b, "REMOTE_PORT", 11, buf, strlen(buf));
 
+	if (!buffer_is_empty(con->authed_user)) {
+                uwsgi_add_var(b, "REMOTE_USER", 11,
+                              CONST_BUF_LEN(con->authed_user));
+        }
+
+
 
 	s = inet_ntop_cache_get_ip(srv, &(con->dst_addr));
 	uwsgi_add_var(b, "REMOTE_ADDR", 11, (char *)s, strlen(s));
@@ -490,7 +496,7 @@ static int uwsgi_create_env(server *srv, handler_ctx *hctx) {
 	if (hctx->path_info_offset > 1) {
 		uwsgi_add_var(b, "SCRIPT_NAME", 11, con->uri.path->ptr, hctx->path_info_offset);
 		if (strlen(con->uri.path->ptr + hctx->path_info_offset) > 0) {
-			uwsgi_add_var(b, "PATH_INFO", 9, con->request.orig_uri->ptr + hctx->path_info_offset, strlen(con->request.orig_uri->ptr + hctx->path_info_offset));
+			uwsgi_add_var(b, "PATH_INFO", 9, con->uri.path->ptr + hctx->path_info_offset, strlen(con->uri.path->ptr + hctx->path_info_offset));
 		}
 		else {
 			uwsgi_add_var(b, "PATH_INFO", 9, "/", 1);
@@ -498,7 +504,7 @@ static int uwsgi_create_env(server *srv, handler_ctx *hctx) {
 	}
 	else {
 		uwsgi_add_var(b, "SCRIPT_NAME", 11, "", 0) ;
-		uwsgi_add_var(b, "PATH_INFO", 9, con->request.orig_uri->ptr, con->request.orig_uri->used-1) ;
+		uwsgi_add_var(b, "PATH_INFO", 9, con->uri.path->ptr, strlen(con->uri.path->ptr)) ;
 	}
 	
 	

logging.c

@@ -1,27 +1,43 @@
 #include "uwsgi.h"
 
-#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || defined(__sun__) || defined(__OpenBSD__)
+#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || defined(__OpenBSD__)
 #include <kvm.h>
-#include <sys/sysctl.h>
 #include <sys/user.h>
+#elif defined(__sun__)
+/* Terrible Hack !!! */
+#ifndef _LP64
+#undef _FILE_OFFSET_BITS
+#endif
+#include <procfs.h>
+#define _FILE_OFFSET_BITS 64
+#endif
+
+#if defined(__NetBSD__) || defined(__FreeBSD__) || defined(__DragonFly__)
+#include <sys/sysctl.h>
 #endif
 
 extern struct uwsgi_server uwsgi;
 
 void log_request(struct wsgi_request *wsgi_req) {
+
+	// optimize this (please)
 	char *time_request;
 	time_t microseconds, microseconds2;
+	int rlen;
+	int app_req = -1;
+	char *msg2 = " ";
+	char *via = msg2;
 
+	char mempkt[4096];
+	char logpkt[4096];
+
+	struct iovec logvec[4] ;
+	int logvecpos = 0 ;
 
 #ifdef UWSGI_SENDFILE
 	char *msg1 = " via sendfile() ";
-	char *msg2 = " ";
-	char *via;
-	static char *empty = "";
 
-	char *first_part = empty;
 	struct uwsgi_app *wi;
-	int app_req = -1;
 
 	if (wsgi_req->app_id >= 0) {
 		wi = &uwsgi.wsgi_apps[wsgi_req->app_id];
@@ -29,9 +45,8 @@ void log_request(struct wsgi_request *wsgi_req) {
 			app_req = wi->requests;
 		}
 	}
-	via = msg2;
 
-	if (wsgi_req->sendfile_fd > -1) {
+	if (wsgi_req->sendfile_fd > -1 && wsgi_req->sendfile_obj == wsgi_req->async_result) { //wsgi_req->sendfile_fd_size > 0 ) {
 		via = msg1;
 	}
 #endif
@@ -40,23 +55,60 @@ void log_request(struct wsgi_request *wsgi_req) {
 	microseconds = wsgi_req->end_of_request.tv_sec * 1000000 + wsgi_req->end_of_request.tv_usec;
 	microseconds2 = wsgi_req->start_of_request.tv_sec * 1000000 + wsgi_req->start_of_request.tv_usec;
 
+	if (uwsgi.vhost) {
+		logvec[logvecpos].iov_base = wsgi_req->host ;
+                logvec[logvecpos].iov_len = wsgi_req->host_len ;
+                logvecpos++;
+
+		logvec[logvecpos].iov_base = " " ;
+                logvec[logvecpos].iov_len = 1 ;
+                logvecpos++;
+	}
 
 	if (uwsgi.shared->options[UWSGI_OPTION_MEMORY_DEBUG] == 1) {
 #ifndef UNBIT
-		if (uwsgi.synclog) {
-			snprintf(uwsgi.sync_page, uwsgi.page_size, "{address space usage: %lld bytes/%lluMB} {rss usage: %llu bytes/%lluMB} ", uwsgi.workers[uwsgi.mywid].vsz_size, uwsgi.workers[uwsgi.mywid].vsz_size / 1024 / 1024, uwsgi.workers[uwsgi.mywid].rss_size, uwsgi.workers[uwsgi.mywid].rss_size / 1024 / 1024);
-			first_part = uwsgi.sync_page;
-		}
-		else {
-			fprintf(stderr, "{address space usage: %lld bytes/%lluMB} {rss usage: %llu bytes/%lluMB} ", uwsgi.workers[uwsgi.mywid].vsz_size, uwsgi.workers[uwsgi.mywid].vsz_size / 1024 / 1024, uwsgi.workers[uwsgi.mywid].rss_size, uwsgi.workers[uwsgi.mywid].rss_size / 1024 / 1024);
-		}
+		rlen = snprintf(mempkt, 4096, "{address space usage: %lld bytes/%lluMB} {rss usage: %llu bytes/%lluMB} ",
+			(unsigned long long) uwsgi.workers[uwsgi.mywid].vsz_size, (unsigned long long ) uwsgi.workers[uwsgi.mywid].vsz_size / 1024 / 1024,
+			(unsigned long long) uwsgi.workers[uwsgi.mywid].rss_size, (unsigned long long ) uwsgi.workers[uwsgi.mywid].rss_size / 1024 / 1024);
 #else
-		fprintf(stderr, "{address space usage: %lld bytes/%lluMB} ", uwsgi.workers[uwsgi.mywid].vsz_size, uwsgi.workers[uwsgi.mywid].vsz_size / 1024 / 1024);
+		rlen = snprintf(mempkt, 4096, "{address space usage: %lld bytes/%lluMB} ",
+			(unsigned long long) uwsgi.workers[uwsgi.mywid].vsz_size, (unsigned long long) uwsgi.workers[uwsgi.mywid].vsz_size / 1024 / 1024);
 #endif
+
+	
+		logvec[logvecpos].iov_base = mempkt ;
+		logvec[logvecpos].iov_len = rlen ;
+		logvecpos++;
+
+
 	}
 
-	fprintf(stderr, "%s[pid: %d|app: %d|req: %d/%llu] %.*s (%.*s) {%d vars in %d bytes} [%.*s] %.*s %.*s => generated %d bytes in %ld msecs%s(%.*s %d) %d headers in %d bytes\n", first_part, uwsgi.mypid, wsgi_req->app_id, app_req, uwsgi.workers[0].requests, wsgi_req->remote_addr_len, wsgi_req->remote_addr, wsgi_req->remote_user_len, wsgi_req->remote_user, wsgi_req->var_cnt, wsgi_req->size, 24, time_request, wsgi_req->method_len, wsgi_req->method, wsgi_req->uri_len, wsgi_req->uri, wsgi_req->response_size, (long int) (microseconds - microseconds2) / 1000, via, wsgi_req->protocol_len, wsgi_req->protocol, wsgi_req->status, wsgi_req->header_cnt, wsgi_req->headers_size);
+	rlen = snprintf(logpkt, 4096, "[pid: %d|app: %d|req: %d/%llu] %.*s (%.*s) {%d vars in %d bytes} [%.*s] %.*s %.*s => generated %llu bytes in %ld msecs%s(%.*s %d) %d headers in %d bytes (%d async switches on async core %d)\n",
+		(int) uwsgi.mypid,
+		wsgi_req->app_id,
+		app_req,
+		(unsigned long long ) uwsgi.workers[0].requests,
+		wsgi_req->remote_addr_len, wsgi_req->remote_addr,
+		wsgi_req->remote_user_len, wsgi_req->remote_user,
+		wsgi_req->var_cnt,
+		wsgi_req->uh.pktsize,
+		24, time_request,
+		wsgi_req->method_len, wsgi_req->method,
+		wsgi_req->uri_len, wsgi_req->uri,
+		(unsigned long long) wsgi_req->response_size,
+		(long int) (microseconds - microseconds2) / 1000,
+		via,
+		wsgi_req->protocol_len, wsgi_req->protocol,
+		wsgi_req->status,
+		wsgi_req->header_cnt,
+		wsgi_req->headers_size, 
+		wsgi_req->async_switches, wsgi_req->async_id);
 
+	logvec[logvecpos].iov_base = logpkt ;
+	logvec[logvecpos].iov_len = rlen ;
+
+	// do not check for errors
+	rlen = writev(2, logvec, logvecpos+1);
 
 }
 
@@ -69,13 +121,26 @@ void get_memusage() {
 	int i;
 	procfile = fopen("/proc/self/stat", "r");
 	if (procfile) {
-		i = fscanf(procfile, "%*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %llu %lld", &uwsgi.workers[uwsgi.mywid].vsz_size, &uwsgi.workers[uwsgi.mywid].rss_size);
+		i = fscanf(procfile, "%*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %llu %lld", (unsigned long long *) &uwsgi.workers[uwsgi.mywid].vsz_size, (unsigned long long *) &uwsgi.workers[uwsgi.mywid].rss_size);
 		if (i != 2) {
-			fprintf(stderr, "warning: invalid record in /proc/self/stat\n");
+			uwsgi_log( "warning: invalid record in /proc/self/stat\n");
 		}
 		fclose(procfile);
 	}
 	uwsgi.workers[uwsgi.mywid].rss_size = uwsgi.workers[uwsgi.mywid].rss_size * uwsgi.page_size;
+#elif defined (__sun__)
+	psinfo_t info;
+	int procfd ;
+
+	procfd = open("/proc/self/psinfo", O_RDONLY);
+	if (procfd >= 0) {
+		if ( read(procfd, (char *) &info, sizeof(info)) > 0) {
+			uwsgi.workers[uwsgi.mywid].rss_size = (uint64_t) info.pr_rssize * 1024 ;
+			uwsgi.workers[uwsgi.mywid].vsz_size = (uint64_t) info.pr_size * 1024 ;
+		}
+		close(procfd);
+	}
+	
 #elif defined( __APPLE__)
 	/* darwin documentation says that the value are in pages, but they are bytes !!! */
 	struct task_basic_info t_info;
@@ -85,23 +150,47 @@ void get_memusage() {
 		uwsgi.workers[uwsgi.mywid].rss_size = t_info.resident_size;
 		uwsgi.workers[uwsgi.mywid].vsz_size = t_info.virtual_size;
 	}
-#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || defined(__sun__) || defined(__OpenBSD__)
+#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || defined(__OpenBSD__)
 	kvm_t *kv;
+	int cnt;
 
 	kv = kvm_open(NULL, NULL, NULL, O_RDONLY, NULL);
 	if (kv) {
 #if defined(__FreeBSD__) || defined(__DragonFly__)
+
 		struct kinfo_proc *kproc;
-		int cnt;
 		kproc = kvm_getprocs(kv, KERN_PROC_PID, uwsgi.mypid, &cnt);
 		if (kproc && cnt > 0) {
 			uwsgi.workers[uwsgi.mywid].vsz_size = kproc->ki_size;
 			uwsgi.workers[uwsgi.mywid].rss_size = kproc->ki_rssize * uwsgi.page_size;
 		}
+#elif defined(__NetBSD__) || defined(__OpenBSD__)
+		struct kinfo_proc2 *kproc2;
+		
+		kproc2 = kvm_getproc2(kv, KERN_PROC_PID, uwsgi.mypid, sizeof(struct kinfo_proc2), &cnt);
+		if (kproc2 && cnt > 0) {
+#ifdef __OpenBSD__
+			uwsgi.workers[uwsgi.mywid].vsz_size = (kproc2->p_vm_dsize + kproc2->p_vm_ssize + kproc2->p_vm_tsize) * uwsgi.page_size;
+#else
+			uwsgi.workers[uwsgi.mywid].vsz_size = kproc2->p_vm_msize * uwsgi.page_size;
+#endif
+			uwsgi.workers[uwsgi.mywid].rss_size = kproc2->p_vm_rssize * uwsgi.page_size;
+		}
 #endif
 
 		kvm_close(kv);
 	}
-
+#elif defined(__HAIKU__)
+	area_info ai;
+	int32 cookie;
+	
+	uwsgi.workers[uwsgi.mywid].vsz_size = 0 ;
+	uwsgi.workers[uwsgi.mywid].rss_size = 0 ;
+	while(get_next_area_info(0, &cookie, &ai) == B_OK) {
+		uwsgi.workers[uwsgi.mywid].vsz_size += ai.ram_size;
+		if ( (ai.protection & B_WRITE_AREA) != 0) {
+			uwsgi.workers[uwsgi.mywid].rss_size += ai.ram_size;
+		}
+	}
 #endif
 }

mega.xml

@@ -0,0 +1,22 @@
+<unbit>
+	<pippo/>
+
+	<pluto>
+		ciao
+		ciao
+	</pluto>
+
+
+	<uwsgi id="unbit.it">
+		<http>:3333</http>
+		<module>trac.web.main:dispatch_request</module>
+		<pluto>ciao</pluto>
+		<env>TRAC_ENV=/root/uwsgi/utrac</env>
+	</uwsgi>
+
+	<uwsgi id="projects.unbit.it">
+		<http>:4444</http>
+		<module>trac.web.main:dispatch_request</module>
+	</uwsgi>
+
+</unbit>

mjpeg_stream.py

@@ -0,0 +1,26 @@
+import uwsgi
+
+import os
+
+def application(env, start_response):
+
+	boundary = 'uwsgi_mjpeg_frame'
+
+	start_response('200 Ok', [
+
+				('Cache-Control', 'no-cache'),
+				('Cache-Control', 'private'),
+				('Pragma', 'no-cache'),
+				('Content-Type', 'multipart/x-mixed-replace; boundary=' + boundary),
+				]
+			)
+
+
+	yield "--%s\n" % boundary
+
+	while 1:
+		yield "Content-Type: image/jpeg\r\n\r\n"
+		uwsgi.sendfile('screenshot.jpg')
+		yield "--%s\n" % boundary
+		#os.system('./isightcapture -w 640 -h 480 screenshot.jpg')
+		#os.system('screencapture -m -T 1 screenshot.jpg')

mojoapp.pl

@@ -0,0 +1,23 @@
+use Mojolicious::Lite;
+
+# /
+get '/' => 'index';
+
+# /*
+get '/:groovy' => sub {
+    my $self = shift;
+    $self->render_text($self->param('groovy'), layout => 'funky');
+};
+
+app->start('psgi');
+__DATA__
+
+@@ index.html.ep
+% layout 'funky';
+Yea baby!
+
+@@ layouts/funky.html.ep
+<!doctype html><html>
+    <head><title>Funky!</title></head>
+    <body><%= content %></body>
+</html>

nagios.c

@@ -0,0 +1,52 @@
+#include "uwsgi.h"
+
+void nagios(struct uwsgi_server *uwsgi) {
+
+	char *tcp_port;
+	struct pollfd nagios_poll;
+// connect and send
+	if (uwsgi->socket_name == NULL) {
+		fprintf(stdout, "UWSGI UNKNOWN: you have specified an invalid socket\n");
+		exit(3);
+	}
+	tcp_port = strchr(uwsgi->socket_name, ':');
+	if (tcp_port == NULL) {
+		fprintf(stdout, "UWSGI UNKNOWN: you have specified an invalid socket\n");
+		exit(3);
+	}
+
+	tcp_port[0] = 0;
+
+	nagios_poll.fd = connect_to_tcp(uwsgi->socket_name, atoi(tcp_port + 1), uwsgi->shared->options[UWSGI_OPTION_SOCKET_TIMEOUT]);
+	if (nagios_poll.fd < 0) {
+		fprintf(stdout, "UWSGI CRITICAL: could not connect() to workers\n");
+		exit(2);
+	}
+	uwsgi->wsgi_req->uh.modifier1 = UWSGI_MODIFIER_PING;
+	uwsgi->wsgi_req->uh.pktsize = 0;
+	uwsgi->wsgi_req->uh.modifier2 = 0;
+	if (write(nagios_poll.fd, uwsgi->wsgi_req, 4) != 4) {
+		uwsgi_error("write()");
+		fprintf(stdout, "UWSGI CRITICAL: could not send ping packet to workers\n");
+		exit(2);
+	}
+	nagios_poll.events = POLLIN;
+	if (!uwsgi_parse_response(&nagios_poll, uwsgi->shared->options[UWSGI_OPTION_SOCKET_TIMEOUT], (struct uwsgi_header *) uwsgi->wsgi_req, uwsgi->wsgi_req->buffer)) {
+		fprintf(stdout, "UWSGI CRITICAL: timed out waiting for response\n");
+		exit(2);
+	}
+	else {
+		if (uwsgi->wsgi_req->uh.pktsize > 0) {
+			fprintf(stdout, "UWSGI WARNING: %.*s\n", uwsgi->wsgi_req->uh.pktsize, uwsgi->wsgi_req->buffer);
+			exit(1);
+		}
+		else {
+			fprintf(stdout, "UWSGI OK: armed and ready\n");
+			exit(0);
+		}
+	}
+
+	// never here
+	fprintf(stdout, "UWSGI UNKNOWN: probably you hit a bug of uWSGI !!!\n");
+	exit(3);
+}

nginx/ngx_http_uwsgi_module.c

@@ -35,7 +35,9 @@
 #include <ngx_core.h>
 #include <ngx_http.h>
 
-#define NGX_HTTP_UWSGI_TEMP_PATH  "uwsgi_temp"
+#ifndef NGX_HTTP_UWSGI_TEMP_PATH
+	#define NGX_HTTP_UWSGI_TEMP_PATH  "uwsgi_temp"
+#endif
 
 typedef struct {
     ngx_http_upstream_conf_t upstream;
@@ -48,6 +50,8 @@ typedef struct {
     ngx_array_t *uwsgi_lengths;
     ngx_array_t *uwsgi_values;
 
+    ngx_str_t	uwsgi_string ;
+
     u_char modifier1;
     u_char modifier2;
 
@@ -106,7 +110,9 @@ static ngx_conf_bitmask_t ngx_http_uwsgi_next_upstream_masks[] = {
     {ngx_string ("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT},
     {ngx_string ("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER},
     {ngx_string ("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500},
+    {ngx_string ("http_502"), NGX_HTTP_UPSTREAM_FT_HTTP_502},
     {ngx_string ("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503},
+    {ngx_string ("http_504"), NGX_HTTP_UPSTREAM_FT_HTTP_504},
     {ngx_string ("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404},
     {ngx_string ("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING},
     {ngx_string ("off"), NGX_HTTP_UPSTREAM_FT_OFF},
@@ -271,6 +277,14 @@ static ngx_command_t ngx_http_uwsgi_commands[] = {
      offsetof (ngx_http_uwsgi_loc_conf_t, params_source),
      NULL},
 
+    { ngx_string("uwsgi_string"),
+      NGX_HTTP_MAIN_CONF | NGX_HTTP_SRV_CONF | NGX_HTTP_LOC_CONF |
+      NGX_CONF_TAKE1,
+      ngx_conf_set_str_slot,
+      NGX_HTTP_LOC_CONF_OFFSET,
+      offsetof(ngx_http_uwsgi_loc_conf_t, uwsgi_string),
+      NULL },
+
     {ngx_string ("uwsgi_pass_header"),
      NGX_HTTP_MAIN_CONF | NGX_HTTP_SRV_CONF | NGX_HTTP_LOC_CONF |
      NGX_CONF_FLAG,
@@ -538,13 +552,18 @@ ngx_http_uwsgi_create_request (ngx_http_request_t * r)
 	}
     }
 
+    if (uwcf->uwsgi_string.data && uwcf->uwsgi_string.len) {
+		uwsgi_pkt_size += uwcf->uwsgi_string.len ;
+    }
 
-    // check here
+
+    /* allow custom uwsgi packet 
     if (uwsgi_pkt_size > 0 && uwsgi_pkt_size < 2) {
 	ngx_log_error (NGX_LOG_ALERT, r->connection->log, 0,
 		       "uwsgi request is too little: %uz", uwsgi_pkt_size);
 	return NGX_ERROR;
     }
+    */
 
     b = ngx_create_temp_buf (r->pool, uwsgi_pkt_size + 4);
     if (b == NULL) {
@@ -676,6 +695,11 @@ ngx_http_uwsgi_create_request (ngx_http_request_t * r)
     }
 
 
+
+    if (uwcf->uwsgi_string.data && uwcf->uwsgi_string.len) {
+	b->last = ngx_copy(b->last, uwcf->uwsgi_string.data, uwcf->uwsgi_string.len);
+    }
+
     if (uwcf->upstream.pass_request_body) {
 	body = r->upstream->request_bufs;
 	r->upstream->request_bufs = cl;
@@ -1381,6 +1405,8 @@ ngx_http_uwsgi_merge_loc_conf (ngx_conf_t * cf, void *parent, void *child)
     ngx_conf_merge_value (conf->upstream.intercept_errors,
 			  prev->upstream.intercept_errors, 0);
 
+    ngx_conf_merge_str_value(conf->uwsgi_string, prev->uwsgi_string, "");
+
     hash.max_size = 512;
     hash.bucket_size = ngx_align (64, ngx_cacheline_size);
     hash.name = "uwsgi_hide_headers_hash";

plugins.c

@@ -0,0 +1,81 @@
+#include "uwsgi.h"
+
+void embed_plugins(struct uwsgi_server *uwsgi) {
+
+#ifdef UWSGI_EMBED_PLUGIN_PSGI
+	if (uwsgi->plugin_arg_psgi)
+		ret = uwsgi_load_plugin(uwsgi, 5, "psgi_plugin.so", uwsgi->plugin_arg_psgi, 0);
+#endif
+
+#ifdef UWSGI_EMBED_PLUGIN_LUA
+	if (uwsgi->plugin_arg_lua)
+		ret = uwsgi_load_plugin(uwsgi, 6, "lua_plugin.so", uwsgi->plugin_arg_lua, 0);
+#endif
+
+#ifdef UWSGI_EMBED_PLUGIN_RACK
+	if (uwsgi->plugin_arg_rack)
+		ret = uwsgi_load_plugin(uwsgi, 7, "rack_plugin.so", uwsgi->plugin_arg_rack, 0);
+#endif
+
+}
+
+int uwsgi_load_plugin(struct uwsgi_server *uwsgi, int modifier, char *plugin, char *pargs, int absolute) {
+
+	char *plugin_name ;
+
+	void *plugin_handle;
+        int (*plugin_init) (struct uwsgi_server *, char *);
+        int (*plugin_request) (struct uwsgi_server *, struct wsgi_request *);
+        void (*plugin_after_request) (struct uwsgi_server *, struct wsgi_request *);
+	
+	if (absolute) {
+		plugin_name = malloc(strlen(plugin) + 1);
+		memcpy(plugin_name, plugin, strlen(plugin) + 1);
+	}	
+	else {
+		plugin_name = malloc(strlen(UWSGI_PLUGIN_DIR) + 1 + strlen(plugin) + 1);
+		if (!plugin_name) {
+			uwsgi_error("malloc()");
+			return -1 ;
+		}
+		memcpy(plugin_name, UWSGI_PLUGIN_DIR, strlen(UWSGI_PLUGIN_DIR));
+		memcpy(plugin_name + strlen(UWSGI_PLUGIN_DIR) , "/", 1);
+		memcpy(plugin_name + strlen(UWSGI_PLUGIN_DIR) + 1, plugin, strlen(plugin) + 1);
+	}
+	plugin_handle = dlopen(plugin_name, RTLD_NOW | RTLD_GLOBAL);
+	free(plugin_name);
+
+        if (!plugin_handle) {
+                uwsgi_log( "%s\n", dlerror());
+        }
+        else {
+                plugin_init = dlsym(plugin_handle, "uwsgi_init");
+                if (plugin_init) {
+                        if ((*plugin_init) (uwsgi, pargs)) {
+                                uwsgi_log( "plugin initialization returned error\n");
+                                if (dlclose(plugin_handle)) {
+                                        uwsgi_log( "unable to unload plugin\n");
+                                }
+
+				return -1;
+                        }
+                }
+
+                plugin_request = dlsym(plugin_handle, "uwsgi_request");
+                if (plugin_request) {
+                        uwsgi->shared->hooks[modifier] = plugin_request;
+                        plugin_after_request = dlsym(plugin_handle, "uwsgi_after_request");
+                        if (plugin_after_request) {
+                                uwsgi->shared->after_hooks[modifier] = plugin_after_request;
+                        }
+			return 0;
+
+                }
+                else {
+                        uwsgi_log( "%s\n", dlerror());
+                }
+        }
+
+
+	return -1;
+}

plugins/example/example_plugin.c

@@ -1,22 +1,20 @@
 #include "../../uwsgi.h"
 
-/* gcc `python-config --cflags` `python ../../uwsgiconfig.py --cflags` -o example_plugin.so -fPIC -shared example_plugin.c  */
-
 int uwsgi_init(struct uwsgi_server *uwsgi, char *args){
-	fprintf(stderr,"i am the example plugin initialization function with arg: %s\n", args);
+	uwsgi_log("i am the example plugin initialization function with arg: %s\n", args);
 	return 0;
 }
 
 int uwsgi_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
-	char *http = "HTTP/1.1 200 Ok\r\nContent-type: text/html\r\n\r\n<h1>Hello World</h1>" ;
-	wsgi_req->response_size += write(uwsgi->poll.fd, http, strlen(http));
 
-	fprintf(stderr,"UWSGI POLL: %p\n", &uwsgi->poll);
+	char *http = "HTTP/1.1 200 Ok\r\nContent-type: text/html\r\n\r\n<h1>Hello World</h1>" ;
+
+	wsgi_req->response_size += write(wsgi_req->poll.fd, http, strlen(http));
 
 	return 0;
 }
 
 
 void uwsgi_after_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
-	fprintf(stderr,"i am the example plugin after request function\n");
+	uwsgi_log("i am the example plugin after request function\n");
 }

plugins/example/uwsgiplugin.py

@@ -0,0 +1,3 @@
+NAME='example'
+CFLAGS = ''
+LDFLAGS = ''

plugins/lua/lua_plugin.c

@@ -87,93 +87,35 @@ int uwsgi_init(struct uwsgi_server *uwsgi, char *args){
 
 int uwsgi_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
 
-	char *ptrbuf;
-	char *buffer = uwsgi->buffer ;
-	char *bufferend;
-	uint16_t strsize = 0;
 	int i;
 	const char *http ;
 	size_t slen ;
+	char *ptrbuf;
 
 	/* Standard WSAPI request */
-	if (!wsgi_req->size) {
+	if (!wsgi_req->uh.pktsize) {
 		fprintf (stderr, "Invalid WSAPI request. skip.\n");
 		return -1;
 	}
 
-	ptrbuf = buffer;
-	bufferend = ptrbuf + wsgi_req->size;
-
-	/* set an HTTP 500 status as default */
-	wsgi_req->status = 500;
-
-	while (ptrbuf < bufferend) {
-		if (ptrbuf + 2 < bufferend) {
-			memcpy (&strsize, ptrbuf, 2);
-#ifdef __BIG_ENDIAN__
-			strsize = uwsgi_swap16 (strsize);
-#endif
-			ptrbuf += 2;
-			if (ptrbuf + strsize < bufferend) {
-				// var key
-				uwsgi->hvec[wsgi_req->var_cnt].iov_base = ptrbuf;
-				uwsgi->hvec[wsgi_req->var_cnt].iov_len = strsize;
-				ptrbuf += strsize;
-				if (ptrbuf + 2 < bufferend) {
-					memcpy (&strsize, ptrbuf, 2);
-#ifdef __BIG_ENDIAN__
-					strsize = uwsgi_swap16 (strsize);
-#endif
-					ptrbuf += 2;
-					if (ptrbuf + strsize <= bufferend) {
-						if (wsgi_req->var_cnt < uwsgi->vec_size - (4 + 1)) {
-							wsgi_req->var_cnt++;
-						}
-						else {
-							fprintf (stderr, "max vec size reached. skip this header.\n");
-							break;
-						}
-						// var value
-						uwsgi->hvec[wsgi_req->var_cnt].iov_base = ptrbuf;
-						uwsgi->hvec[wsgi_req->var_cnt].iov_len = strsize;
-						if (wsgi_req->var_cnt < uwsgi->vec_size - (4 + 1)) {
-							wsgi_req->var_cnt++;
-						}
-						else {
-							fprintf (stderr, "max vec size reached. skip this header.\n");
-							break;
-						}
-						ptrbuf += strsize;
-					}
-					else {
-						break;
-					}
-				}
-				else {
-					break;
-				}
-			}
-		}
-		else {
-			break;
-		}
-	}
+	if (uwsgi_parse_vars(uwsgi, wsgi_req)) {
+                fprintf(stderr,"Invalid WSAPI request. skip.\n");
+                return -1;
+        }
 
 	// put function in the stack
-	lua_pushvalue(ulua.L, -1);
-	lua_getfield(ulua.L, -1, "run");
+	lua_getfield(ulua.L, LUA_GLOBALSINDEX, "run");
 
 	// put cgi vars in the stack
 	lua_newtable(ulua.L);
 	lua_pushstring(ulua.L, "");
 	lua_setfield(ulua.L, -2, "CONTENT_TYPE");
 	for(i=0;i<wsgi_req->var_cnt;i++) {
-		lua_pushlstring(ulua.L, (char *)uwsgi->hvec[i+1].iov_base, uwsgi->hvec[i+1].iov_len);
+		lua_pushlstring(ulua.L, (char *)wsgi_req->hvec[i+1].iov_base, wsgi_req->hvec[i+1].iov_len);
 		// transform it in a valid c string TODO this is ugly
-		ptrbuf = uwsgi->hvec[i].iov_base+uwsgi->hvec[i].iov_len ;
+		ptrbuf = wsgi_req->hvec[i].iov_base+wsgi_req->hvec[i].iov_len ;
 		*ptrbuf = 0 ;
-		lua_setfield(ulua.L, -2, (char *)uwsgi->hvec[i].iov_base);
-		//fprintf(stderr,"%.*s=%.*s\n", uwsgi->hvec[i].iov_len, uwsgi->hvec[i].iov_base, uwsgi->hvec[i+1].iov_len, uwsgi->hvec[i+1].iov_base);
+		lua_setfield(ulua.L, -2, (char *)wsgi_req->hvec[i].iov_base);
 		i++;
 	}
 
@@ -198,15 +140,15 @@ int uwsgi_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
 	// send status
 	if (lua_type(ulua.L, -3) == LUA_TSTRING || lua_type(ulua.L, -3) == LUA_TNUMBER) {
 		http = lua_tolstring(ulua.L, -3, &slen);
-		if (write(uwsgi->poll.fd, "HTTP/1.1 ", 9) != 9) {
+		if (write(wsgi_req->poll.fd, "HTTP/1.1 ", 9) != 9) {
 			perror("write()");
 			return -1 ;
 		}
-		if (write(uwsgi->poll.fd, http, slen) != slen) {
+		if (write(wsgi_req->poll.fd, http, slen) != slen) {
 			perror("write()");
 			return -1 ;
 		}
-		if (write(uwsgi->poll.fd, "\r\n", 2) != 2) {
+		if (write(wsgi_req->poll.fd, "\r\n", 2) != 2) {
 			perror("write()");
 			return -1 ;
 		}
@@ -217,27 +159,27 @@ int uwsgi_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
 	lua_pushnil(ulua.L);
         while(lua_next(ulua.L, -3) != 0) {
 		http = lua_tolstring(ulua.L, -2, &slen);
-		if (write(uwsgi->poll.fd, http, slen) != slen) {
+		if (write(wsgi_req->poll.fd, http, slen) != slen) {
 			perror("write()");
 			return -1 ;
 		}
-		if (write(uwsgi->poll.fd, ": ", 2) != 2) {
+		if (write(wsgi_req->poll.fd, ": ", 2) != 2) {
 			perror("write()");
 			return -1 ;
 		}
 		http = lua_tolstring(ulua.L, -1, &slen);
-		if (write(uwsgi->poll.fd, http, slen) != slen) {
+		if (write(wsgi_req->poll.fd, http, slen) != slen) {
 			perror("write()");
 			return -1 ;
 		}
-		if (write(uwsgi->poll.fd, "\r\n", 2) != 2) {
+		if (write(wsgi_req->poll.fd, "\r\n", 2) != 2) {
 			perror("write()");
 			return -1 ;
 		}
                 lua_pop(ulua.L, 1);
         }
 
-	if (write(uwsgi->poll.fd, "\r\n", 2) != 2) {
+	if (write(wsgi_req->poll.fd, "\r\n", 2) != 2) {
 		perror("write()");
 		return -1 ;
 	}
@@ -248,7 +190,7 @@ int uwsgi_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
         while ( (i = lua_pcall(ulua.L, 0, 1, 0)) == 0) {
                 if (lua_type(ulua.L, -1) == LUA_TSTRING) {
 			http = lua_tolstring(ulua.L, -1, &slen);
-			if (write(uwsgi->poll.fd, http, slen) != slen) {
+			if (write(wsgi_req->poll.fd, http, slen) != slen) {
 				perror("write()");
 				return -1 ;
 			}
@@ -265,5 +207,7 @@ int uwsgi_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
 }
 
 void uwsgi_after_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
-	return;
+
+	if (uwsgi->shared->options[UWSGI_OPTION_LOGGING])
+                log_request(wsgi_req);
 }

plugins/lua/uwsgiplugin.py

@@ -0,0 +1,5 @@
+import os,sys
+
+NAME='lua'
+CFLAGS = '-I /usr/include/lua5.1'
+LDFLAGS = '-llua5.1'

plugins/psgi/psgi_plugin.c

@@ -0,0 +1,379 @@
+#include <uwsgi.h>
+
+#include <EXTERN.h>
+#include <perl.h>
+
+static PerlInterpreter *my_perl;
+static SV *psgi_func ;
+
+extern char **environ;
+
+/* statistically ordered */
+static struct http_status_codes hsc[] = {
+
+        {"200", "OK"},
+        {"302", "Found"},
+        {"404", "Not Found"},
+        {"500", "Internal Server Error"},
+        {"301", "Moved Permanently"},
+        {"304", "Not Modified"},
+        {"303", "See Other"},
+        {"403", "Forbidden"},
+        {"307", "Temporary Redirect"},
+        {"401", "Unauthorized"},
+        {"400", "Bad Request"},
+        {"405", "Method Not Allowed"},
+        {"408", "Request Timeout"},
+
+        {"100", "Continue"},
+        {"101", "Switching Protocols"},
+        {"201", "Created"},
+        {"202", "Accepted"},
+        {"203", "Non-Authoritative Information"},
+        {"204", "No Content"},
+        {"205", "Reset Content"},
+        {"206", "Partial Content"},
+        {"300", "Multiple Choices"},
+        {"305", "Use Proxy"},
+        {"402", "Payment Required"},
+        {"406", "Not Acceptable"},
+        {"407", "Proxy Authentication Required"},
+        {"409", "Conflict"},
+        {"410", "Gone"},
+        {"411", "Length Required"},
+        {"412", "Precondition Failed"},
+        {"413", "Request Entity Too Large"},
+        {"414", "Request-URI Too Long"},
+        {"415", "Unsupported Media Type"},
+        {"416", "Requested Range Not Satisfiable"},
+        {"417", "Expectation Failed"},
+        {"501", "Not Implemented"},
+        {"502", "Bad Gateway"},
+        {"503", "Service Unavailable"},
+        {"504", "Gateway Timeout"},
+        {"505", "HTTP Version Not Supported"},
+	{ "", NULL }, 
+};
+
+
+
+/* automatically generated */
+
+EXTERN_C void xs_init (pTHX);
+
+EXTERN_C void boot_DynaLoader (pTHX_ CV* cv);
+
+EXTERN_C void
+xs_init(pTHX)
+{
+        char *file = __FILE__;
+        dXSUB_SYS;
+
+        /* DynaLoader is a special case */
+        newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, file);
+}
+
+/* end of automagically generated part */
+
+
+int uwsgi_init(struct uwsgi_server *uwsgi, char *args){
+
+	char *psgibuffer ;
+	int fd ;
+
+	struct stat stat_psgi;
+
+	struct http_status_codes *http_sc ;
+
+	int argc = 4 ;
+	char *embedding[] = { "", args,  "-e", "0" };
+	char **argv = embedding ;
+
+	uwsgi_log("initializing Perl environment: %s\n", args);
+
+	PERL_SYS_INIT3(&argc, &argv, &environ);
+	my_perl = perl_alloc();	
+	if (!my_perl) {
+		uwsgi_log("unable to allocate perl interpreter\n");
+		return -1;
+	}
+
+	PL_perl_destruct_level = 1;
+	perl_construct(my_perl);
+
+	// filling http status codes
+	for (http_sc = hsc; http_sc->message != NULL; http_sc++) {
+		http_sc->message_size = strlen(http_sc->message);
+	}
+
+
+	PL_origalen = 1;
+	perl_parse(my_perl, xs_init, 4, embedding, NULL);
+
+	perl_eval_pv("use IO::Handle;", 0);
+
+	fd = open(args, O_RDONLY);
+	if (fd < 0) {
+		uwsgi_error("open()");
+		goto clear ;
+	}
+
+        if (fstat(fd, &stat_psgi)) {
+                uwsgi_error("fstat()");
+		close(fd);
+		goto clear;
+        }
+
+	psgibuffer = malloc(stat_psgi.st_size);
+	if (!psgibuffer) {
+		uwsgi_error("malloc()");
+		close(fd);
+		goto clear;
+	}
+
+	if (read(fd, psgibuffer, stat_psgi.st_size) != stat_psgi.st_size) {
+		uwsgi_error("read()");
+		close(fd);
+		free(psgibuffer);
+		goto clear;	
+	}
+
+	psgibuffer[stat_psgi.st_size] = 0 ;
+
+	psgi_func = perl_eval_pv(psgibuffer, 0);
+
+	if (!psgi_func) {
+		uwsgi_log("unable to find PSGI function entry point.\n");
+		close(fd);
+		free(psgibuffer);
+		goto clear;
+	}
+
+	free(psgibuffer);
+	close(fd);
+
+	return 0;
+
+clear:
+	perl_destruct(my_perl);
+        perl_free(my_perl);
+	return -1;
+
+}
+
+int uwsgi_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+	
+	HV *env ;
+	SV **item ;
+	
+	AV *response, *headers, *body ;
+
+	SV **status_code, **hitem, *io_new, *io_err, *io, *chunk;
+	char *chitem ;
+	STRLEN hlen ;
+
+	struct http_status_codes *http_sc;
+
+	int i,vi, base ;
+
+	/* Standard PSGI request */
+        if (!wsgi_req->uh.pktsize) {
+                uwsgi_log("Invalid PSGI request. skip.\n");
+                return -1;
+        }
+
+
+	if (uwsgi_parse_vars(uwsgi, wsgi_req)) {
+		uwsgi_log("Invalid PSGI request. skip.\n");
+		return -1;
+	}
+
+
+	dSP;
+
+	ENTER;
+	SAVETMPS;
+
+
+	env = (HV*)sv_2mortal((SV*)newHV());
+
+	// fill perl hash
+	for(i=0;i<wsgi_req->var_cnt;i++) {
+		if (wsgi_req->hvec[i+1].iov_len > 0) {
+		
+		item = hv_store(env, wsgi_req->hvec[i].iov_base, wsgi_req->hvec[i].iov_len, 
+			newSVpv(wsgi_req->hvec[i+1].iov_base, wsgi_req->hvec[i+1].iov_len), 0);
+		}
+		else {
+			item = hv_store(env, wsgi_req->hvec[i].iov_base, wsgi_req->hvec[i].iov_len, newSVpv("", 0), 0);
+		}
+		i++;
+	}
+
+	item = hv_store(env, "psgi.url_scheme", 15, newSVpv("http", 4), 0);
+
+
+	PUSHMARK(SP);
+	XPUSHs( sv_2mortal( newSVpv( "IO::Handle", 10 )));
+	PUTBACK;
+	perl_call_method( "new", G_SCALAR);
+	SPAGAIN;
+	io_new = newSVsv(POPs);
+
+
+	PUSHMARK(SP);
+	XPUSHs( sv_2mortal(io_new) );
+	XPUSHs( sv_2mortal( newSViv( wsgi_req->poll.fd)));
+	XPUSHs( sv_2mortal( newSVpv( "r", 1)));
+	PUTBACK;
+	perl_call_method( "fdopen", G_SCALAR);
+	SPAGAIN;
+
+
+	item = hv_store(env, "psgi.input", 10, newSVsv(POPs), 0);
+
+	PUSHMARK(SP);
+	XPUSHs( sv_2mortal( newSVpv( "IO::Handle", 10 )));
+	PUTBACK;
+	perl_call_method( "new", G_SCALAR);
+	SPAGAIN;
+	io_err = newSVsv(POPs);
+
+	PUSHMARK(SP);
+	XPUSHs( sv_2mortal(io_err) );
+	XPUSHs( sv_2mortal( newSViv( 2 )));
+	XPUSHs( sv_2mortal( newSVpv( "w", 1)));
+	PUTBACK;
+	perl_call_method( "fdopen", G_SCALAR);
+	SPAGAIN;
+
+
+	item = hv_store(env, "psgi.errors", 11, newSVsv(POPs), 0);
+
+
+	PUSHMARK(SP);
+	XPUSHs( sv_2mortal(newRV((SV *)env )) );
+	PUTBACK;
+
+
+	perl_call_sv(psgi_func, G_SCALAR);
+	SPAGAIN;
+
+	// dereference output
+	response = (AV *) SvRV( sv_2mortal(newSVsv(POPs)) ) ;
+
+	status_code = av_fetch(response, 0, 0);
+
+	wsgi_req->hvec[0].iov_base = "HTTP/1.1 ";
+	wsgi_req->hvec[0].iov_len = 9 ;
+
+	wsgi_req->hvec[1].iov_base = SvPV(*status_code, hlen);
+	wsgi_req->hvec[1].iov_len = 3 ;
+
+	wsgi_req->hvec[2].iov_base = " ";
+	wsgi_req->hvec[2].iov_len = 1 ;
+
+	wsgi_req->hvec[3].iov_len = 0 ;
+
+	// get the status code
+	for (http_sc = hsc; http_sc->message != NULL; http_sc++) {
+		if (!strncmp(http_sc->key, wsgi_req->hvec[1].iov_base, 3)) {
+			wsgi_req->hvec[3].iov_base = http_sc->message ;
+			wsgi_req->hvec[3].iov_len = http_sc->message_size ;
+			break;
+		}
+        }
+
+	if (wsgi_req->hvec[3].iov_len == 0) {
+		wsgi_req->hvec[3].iov_base = "Unknown" ;
+		wsgi_req->hvec[3].iov_len =  7;
+	}
+
+	wsgi_req->hvec[4].iov_base = "\r\n";
+	wsgi_req->hvec[4].iov_len = 2 ;
+	
+	hitem = av_fetch(response, 1, 0) ;
+
+	headers = (AV *) SvRV(*hitem);
+
+	base = 5 ;
+
+	// put them in hvec
+	for(i=0; i<=av_len(headers); i++) {
+
+		vi = (i*2)+base ;
+		hitem = av_fetch(headers,i,0);
+		chitem = SvPV(*hitem, hlen);
+		wsgi_req->hvec[vi].iov_base = chitem ; wsgi_req->hvec[vi].iov_len = hlen ;
+
+		wsgi_req->hvec[vi+1].iov_base = ": " ; wsgi_req->hvec[vi+1].iov_len = 2 ;
+
+		hitem = av_fetch(headers,i+1,0);
+		chitem = SvPV(*hitem, hlen);
+		wsgi_req->hvec[vi+2].iov_base = chitem ; wsgi_req->hvec[vi+2].iov_len = hlen ;
+
+		wsgi_req->hvec[vi+3].iov_base = "\r\n" ; wsgi_req->hvec[vi+3].iov_len = 2 ;
+
+		i++;
+	}
+
+	vi = (i*2)+base ;
+	wsgi_req->hvec[vi].iov_base = "\r\n" ; wsgi_req->hvec[vi].iov_len = 2 ;
+
+
+	if ( (wsgi_req->response_size = writev(wsgi_req->poll.fd, wsgi_req->hvec, vi+1)) < 0) {
+		uwsgi_error("writev()");
+	}
+
+
+	hitem = av_fetch(response, 2, 0) ;
+
+	io = *hitem;
+	
+	if (SvTYPE(SvRV(io)) == SVt_PVGV || SvTYPE(SvRV(io)) == SVt_PVHV) {
+
+		for(;;) {
+
+			PUSHMARK(SP);
+			XPUSHs(io) ;
+			PUTBACK;
+			perl_call_method("getline", G_SCALAR);	
+			SPAGAIN;
+			chunk = sv_2mortal(newSVsv(POPs));
+
+			chitem = SvPV(chunk, hlen);
+			if (hlen <= 0) {
+				break;
+			}
+			wsgi_req->response_size += write(wsgi_req->poll.fd, chitem, hlen);
+		}
+
+
+	}
+	else if (SvTYPE(SvRV(io)) == SVt_PVAV)  {
+
+		body = (AV *) SvRV(io);
+
+		for(i=0; i<=av_len(body); i++) {
+			hitem = av_fetch(body,i,0);
+			chitem = SvPV(*hitem, hlen);
+			wsgi_req->response_size += write(wsgi_req->poll.fd, chitem, hlen);
+		}
+
+	}
+	else {
+		uwsgi_log("unsupported response body type: %d\n", SvTYPE(SvRV(io)));
+	}
+	
+	FREETMPS;
+	LEAVE;
+
+	return 0;
+}
+
+
+void uwsgi_after_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+	if (uwsgi->shared->options[UWSGI_OPTION_LOGGING])
+                log_request(wsgi_req);
+}

plugins/psgi/uwsgiplugin.py

@@ -0,0 +1,5 @@
+import os,sys
+
+NAME='psgi'
+CFLAGS = os.popen('perl -MExtUtils::Embed -e ccopts').read().rstrip()
+LDFLAGS = os.popen('perl -MExtUtils::Embed -e ldopts').read().rstrip()

plugins/rack/rack_plugin.c

@@ -0,0 +1,382 @@
+#include <uwsgi.h>
+
+#include <ruby.h>
+
+extern char **environ;
+
+/* statistically ordered */
+static struct http_status_codes hsc[] = {
+
+        {"200", "OK"},
+        {"302", "Found"},
+        {"404", "Not Found"},
+        {"500", "Internal Server Error"},
+        {"301", "Moved Permanently"},
+        {"304", "Not Modified"},
+        {"303", "See Other"},
+        {"403", "Forbidden"},
+        {"307", "Temporary Redirect"},
+        {"401", "Unauthorized"},
+        {"400", "Bad Request"},
+        {"405", "Method Not Allowed"},
+        {"408", "Request Timeout"},
+
+        {"100", "Continue"},
+        {"101", "Switching Protocols"},
+        {"201", "Created"},
+        {"202", "Accepted"},
+        {"203", "Non-Authoritative Information"},
+        {"204", "No Content"},
+        {"205", "Reset Content"},
+        {"206", "Partial Content"},
+        {"300", "Multiple Choices"},
+        {"305", "Use Proxy"},
+        {"402", "Payment Required"},
+        {"406", "Not Acceptable"},
+        {"407", "Proxy Authentication Required"},
+        {"409", "Conflict"},
+        {"410", "Gone"},
+        {"411", "Length Required"},
+        {"412", "Precondition Failed"},
+        {"413", "Request Entity Too Large"},
+        {"414", "Request-URI Too Long"},
+        {"415", "Unsupported Media Type"},
+        {"416", "Requested Range Not Satisfiable"},
+        {"417", "Expectation Failed"},
+        {"501", "Not Implemented"},
+        {"502", "Bad Gateway"},
+        {"503", "Service Unavailable"},
+        {"504", "Gateway Timeout"},
+        {"505", "HTTP Version Not Supported"},
+	{ "", NULL }, 
+};
+
+
+VALUE dispatcher;
+VALUE rb_uwsgi_io_class;
+ID call;
+
+VALUE rb_uwsgi_io_new(VALUE class, VALUE wr) {
+
+	struct wsgi_request *wsgi_req;
+	
+	Data_Get_Struct(wr, struct wsgi_request, wsgi_req);
+	uwsgi_log("INITIALIZING UWSGI IO FOR FD: %d\n", wsgi_req->poll.fd);
+
+	VALUE self = Data_Wrap_Struct(class , 0, 0, wsgi_req);
+	
+	rb_obj_call_init(self, 0, NULL);
+
+	return self;
+	
+}
+
+VALUE rb_uwsgi_io_init(int argc, VALUE *argv, VALUE self) {
+
+	return self;
+}
+
+VALUE rb_uwsgi_io_gets(VALUE obj, VALUE args) {
+
+	struct wsgi_request *wsgi_req;
+	Data_Get_Struct(obj, struct wsgi_request, wsgi_req);
+	
+	uwsgi_log("CALLING gets !!!\n");
+
+	return Qnil;
+}
+
+VALUE rb_uwsgi_io_each(VALUE obj, VALUE args) {
+
+	struct wsgi_request *wsgi_req;
+	Data_Get_Struct(obj, struct wsgi_request, wsgi_req);
+	
+	uwsgi_log("CALLING each !!!\n");
+
+	return Qnil;
+}
+
+VALUE rb_uwsgi_io_read(VALUE obj, VALUE args) {
+
+	struct wsgi_request *wsgi_req;
+	Data_Get_Struct(obj, struct wsgi_request, wsgi_req);
+
+	size_t len;
+	
+	uwsgi_log("CALLING read on %d !!!\n", wsgi_req->poll.fd);
+
+	if (RARRAY(args)->len == 0) {
+		uwsgi_log("READ ALL THE BODY (%d bytes)\n", wsgi_req->post_cl);	
+		char *post_body = malloc(wsgi_req->post_cl);
+		if (post_body) {
+			len = read( wsgi_req->poll.fd, post_body, wsgi_req->post_cl);
+			VALUE chunk = rb_str_new(post_body, wsgi_req->post_cl);
+			free(post_body);
+			return chunk;
+		}
+	}
+	else if (RARRAY(args)->len > 0) {
+
+		uwsgi_log("CHUNK SIZE: %d\n", NUM2INT( RARRAY(args)->ptr[0] ) );
+	}
+
+	return Qnil;
+}
+
+VALUE rb_uwsgi_io_rewind(VALUE obj, VALUE args) {
+
+	struct wsgi_request *wsgi_req;
+	Data_Get_Struct(obj, struct wsgi_request, wsgi_req);
+	
+	uwsgi_log("CALLING rewind !!!\n");
+
+	return Qnil;
+}
+
+int uwsgi_init(struct uwsgi_server *uwsgi, char *args){
+
+	struct http_status_codes *http_sc;
+
+	// filling http status codes
+        for (http_sc = hsc; http_sc->message != NULL; http_sc++) {
+                http_sc->message_size = strlen(http_sc->message);
+        }
+
+	ruby_init();
+	ruby_init_loadpath();
+	ruby_script("uwsgi");
+
+	if (chdir("mytipo")) {
+		uwsgi_error("chdir()");
+	}
+
+	rb_require("config/environment");
+
+	uwsgi_log("ruby ready\n");
+
+	VALUE ac = rb_const_get(rb_cObject, rb_intern("ActionController")) ;
+
+	dispatcher = rb_funcall( rb_const_get(ac, rb_intern("Dispatcher")), rb_intern("new"), 0);
+
+	if (dispatcher == Qnil) {
+		uwsgi_log("OOOPS\n");
+		exit(1);
+	}
+	else {
+		uwsgi_log("OK %p\n", dispatcher);
+	}
+
+	rb_gc_register_address(&dispatcher);
+
+	call = rb_intern("call");
+	rb_gc_register_address(&call);
+
+
+	rb_uwsgi_io_class = rb_define_class("Uwsgi_IO", rb_cObject);
+
+	rb_gc_register_address(&rb_uwsgi_io_class);
+	
+	rb_define_singleton_method(rb_uwsgi_io_class, "new", rb_uwsgi_io_new, 1);
+	rb_define_method(rb_uwsgi_io_class, "initialize", rb_uwsgi_io_init, -1);
+	rb_define_method(rb_uwsgi_io_class, "gets", rb_uwsgi_io_gets, 0);
+	rb_define_method(rb_uwsgi_io_class, "each", rb_uwsgi_io_each, 0);
+	rb_define_method(rb_uwsgi_io_class, "read", rb_uwsgi_io_read, -2);
+	rb_define_method(rb_uwsgi_io_class, "rewind", rb_uwsgi_io_rewind, 0);
+
+	rb_gc_disable();
+
+	return 0;
+
+}
+
+VALUE call_dispatch(VALUE env) {
+
+	return rb_funcall(dispatcher, call, 1, env);
+
+}
+
+VALUE send_body(VALUE obj, VALUE fd) {
+
+	size_t len;
+
+	uwsgi_log("sending body\n");
+	if (TYPE(obj) == T_STRING) {
+		uwsgi_log("chunk is a string\n");
+		len = write( NUM2INT(fd), RSTRING(obj)->ptr, RSTRING(obj)->len);
+	}
+
+	return Qnil;
+}
+
+VALUE send_header(VALUE obj, VALUE fd) {
+
+	size_t len;
+	
+	uwsgi_log("SENDING HEADER: %d\n", TYPE(obj));
+
+	if (TYPE(obj) == T_ARRAY) {
+	
+		if (RARRAY(obj)->len == 2) {
+			VALUE hkey = rb_obj_as_string( RARRAY(obj)->ptr[0]);
+			VALUE hval = rb_obj_as_string( RARRAY(obj)->ptr[1]);
+
+			len = write( NUM2INT(fd), RSTRING(hkey)->ptr, RSTRING(hkey)->len);
+			len = write( NUM2INT(fd), ": ", 2);
+
+			len = write( NUM2INT(fd), RSTRING(hval)->ptr, RSTRING(hval)->len);
+			len = write( NUM2INT(fd), "\r\n", 2);
+		}
+	}
+	
+	return Qnil;
+}
+
+static void uwsgi_ruby_exception(void) {
+	
+	VALUE lasterr = rb_gv_get("$!");
+	VALUE message = rb_obj_as_string(lasterr);
+
+	uwsgi_log("%s\n", RSTRING(message)->ptr);
+	if(!NIL_P(ruby_errinfo)) {
+		VALUE ary = rb_funcall(ruby_errinfo, rb_intern("backtrace"), 0);
+		int i;
+		for (i=0; i<RARRAY(ary)->len; i++) {
+			uwsgi_log("%s\n", RSTRING(RARRAY(ary)->ptr[i])->ptr);
+		}
+	}
+}
+
+int uwsgi_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+	int error;
+	int i;
+
+	struct http_status_codes *http_sc;
+
+	/* Standard RACK request */
+        if (!wsgi_req->uh.pktsize) {
+                uwsgi_log("Invalid RACK request. skip.\n");
+                return -1;
+        }
+
+        if (uwsgi_parse_vars(uwsgi, wsgi_req)) {
+                uwsgi_log("Invalid RACK request. skip.\n");
+                return -1;
+        }
+
+        VALUE env = rb_hash_new();
+
+        // fill ruby hash
+        for(i=0;i<wsgi_req->var_cnt;i++) {
+
+		rb_hash_aset(env, rb_str_new(wsgi_req->hvec[i].iov_base, wsgi_req->hvec[i].iov_len),
+				rb_str_new(wsgi_req->hvec[i+1].iov_base, wsgi_req->hvec[i+1].iov_len));
+                i++;
+        }
+
+	VALUE rbv = rb_ary_new();
+	rb_ary_store(rbv, 0, INT2NUM(1));
+	rb_ary_store(rbv, 1, INT2NUM(1));
+	rb_hash_aset(env, rb_str_new2("rack.version"), rbv);
+
+	rb_hash_aset(env, rb_str_new2("rack.url_scheme"), rb_str_new2("http"));
+
+	rb_hash_aset(env, rb_str_new2("rack.multithread"), Qfalse);
+	rb_hash_aset(env, rb_str_new2("rack.multiprocess"), Qtrue);
+	rb_hash_aset(env, rb_str_new2("rack.run_once"), Qfalse);
+
+	VALUE dws_wr = Data_Wrap_Struct(rb_uwsgi_io_class, 0, 0, wsgi_req);
+	rb_hash_aset(env, rb_str_new2("rack.input"), rb_funcall(rb_uwsgi_io_class, rb_intern("new"), 1, dws_wr ));
+
+	
+	VALUE ret = rb_protect( call_dispatch, env, &error);
+
+	if (error) {
+		uwsgi_ruby_exception();
+		return -1;
+	}
+
+	if (TYPE(ret) == T_ARRAY) {
+		if (RARRAY(ret)->len != 3) {
+			uwsgi_log("Invalid RACK response size: %d\n", RARRAY(ret)->len);
+			return -1;
+		}
+
+		// manage Status
+
+
+		VALUE status = rb_obj_as_string(RARRAY(ret)->ptr[0]);
+		uwsgi_log("Status: %.*s\n", RSTRING(status)->len, RSTRING(status)->ptr);
+		// get the status code
+
+		wsgi_req->hvec[0].iov_base = "HTTP/1.1 ";
+        	wsgi_req->hvec[0].iov_len = 9 ;
+
+        	wsgi_req->hvec[1].iov_base = RSTRING(status)->ptr;
+        	wsgi_req->hvec[1].iov_len = 3 ;
+
+        	wsgi_req->hvec[2].iov_base = " ";
+        	wsgi_req->hvec[2].iov_len = 1 ;
+
+        	wsgi_req->hvec[3].iov_len = 0 ;
+
+        	for (http_sc = hsc; http_sc->message != NULL; http_sc++) {
+                	if (!strncmp(http_sc->key, RSTRING(status)->ptr, 3)) {
+                        	wsgi_req->hvec[3].iov_base = http_sc->message ;
+                        	wsgi_req->hvec[3].iov_len = http_sc->message_size ;
+                        	break;
+                	}
+        	}
+
+        	wsgi_req->hvec[4].iov_base = "\r\n";
+        	wsgi_req->hvec[4].iov_len = 2 ;
+
+		if ( (wsgi_req->response_size = writev(wsgi_req->poll.fd, wsgi_req->hvec, 5)) < 0) {
+                	uwsgi_error("writev()");
+        	}
+
+		VALUE headers = RARRAY(ret)->ptr[1] ;
+		if (rb_respond_to( headers, rb_intern("each") )) {
+
+			uwsgi_log("headers respond_to each\n");
+			rb_iterate( rb_each, headers, send_header, INT2NUM(wsgi_req->poll.fd)); 
+
+		}
+
+		uwsgi_log("wsgi_req ptr: %p\n", wsgi_req);
+
+		write(wsgi_req->poll.fd, "\r\n", 2);
+
+		uwsgi_log("PTR: %p\n", RARRAY(ret)->ptr[2]);
+
+		VALUE body = RARRAY(ret)->ptr[2] ;
+
+		//rb_gc_register_address(&body);
+
+		if (rb_respond_to( body, rb_intern("to_path") )) {
+			uwsgi_log("BODY respond_to 'to_path'\n");
+		}
+		else if (rb_respond_to( body, rb_intern("each") )) {
+			rb_iterate( rb_each, body, send_body, INT2NUM(wsgi_req->poll.fd));
+		}
+
+		uwsgi_log("Fatto %p\n", body);
+	
+		if (rb_respond_to( body, rb_intern("close") )) {
+			uwsgi_log("BODY respond_to 'close'\n");
+		}
+
+		uwsgi_log("Fatto 2 %p\n", wsgi_req);
+	}
+
+	rb_gc_disable();
+
+	return 0;
+}
+
+
+void uwsgi_after_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+	if (uwsgi->shared->options[UWSGI_OPTION_LOGGING])
+                log_request(wsgi_req);
+}

plugins/rack/uwsgiplugin.py

@@ -0,0 +1,5 @@
+import os,sys
+
+NAME='rack'
+CFLAGS = '-I' + os.popen("ruby -e \"require 'mkmf';print Config::CONFIG['archdir']\"").read().rstrip()
+LDFLAGS = '-l' + os.popen("ruby -e \"require 'mkmf';print CONFIG['RUBY_SO_NAME']\"").read().rstrip()

protocol.c

@@ -2,6 +2,20 @@
 
 extern struct uwsgi_server uwsgi;
 
+static size_t get_content_length(char *buf, uint16_t size) {
+	int i;
+	size_t val = 0 ;
+	for(i=0;i<size;i++) {
+		if (buf[i] >= '0' && buf[i] <= '9') {
+			val = (val*10) + (buf[i] - '0') ;
+			continue;
+		}
+		break;
+	}
+
+	return val;
+}
+
 #ifdef UWSGI_UDP
 ssize_t send_udp_message(uint8_t modifier1, char *host, char *message, uint16_t message_size) {
 
@@ -23,7 +37,7 @@ ssize_t send_udp_message(uint8_t modifier1, char *host, char *message, uint16_t
 
 	fd = socket(AF_INET, SOCK_DGRAM, 0);
 	if (fd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		return -1 ;
 	}
 
@@ -49,7 +63,7 @@ ssize_t send_udp_message(uint8_t modifier1, char *host, char *message, uint16_t
 
 	ret = sendto(fd, udpbuff, message_size+4, 0, (struct sockaddr *) &udp_addr, sizeof(udp_addr));
 	if (ret < 0) {
-		perror("sendto()");
+		uwsgi_error("sendto()");
 	}
 	close(fd);
 
@@ -69,13 +83,13 @@ int uwsgi_enqueue_message(char *host, int port, uint8_t modifier1, uint8_t modif
 		timeout = 1;
 
 	if (size > 0xFFFF) {
-		fprintf(stderr, "invalid object (marshalled) size\n");
+		uwsgi_log( "invalid object (marshalled) size\n");
 		return -1;
 	}
 
 	uwsgi_poll.fd = socket(AF_INET, SOCK_STREAM, 0);
 	if (uwsgi_poll.fd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		return -1;
 	}
 
@@ -87,7 +101,7 @@ int uwsgi_enqueue_message(char *host, int port, uint8_t modifier1, uint8_t modif
 	uwsgi_poll.events = POLLIN;
 
 	if (timed_connect(&uwsgi_poll, (const struct sockaddr *) &uws_addr, sizeof(struct sockaddr_in), timeout)) {
-		perror("connect()");
+		uwsgi_error("connect()");
 		close(uwsgi_poll.fd);
 		return -1;
 	}
@@ -98,14 +112,14 @@ int uwsgi_enqueue_message(char *host, int port, uint8_t modifier1, uint8_t modif
 
 	cnt = write(uwsgi_poll.fd, &uh, 4);
 	if (cnt != 4) {
-		perror("write()");
+		uwsgi_error("write()");
 		close(uwsgi_poll.fd);
 		return -1;
 	}
 
 	cnt = write(uwsgi_poll.fd, message, size);
 	if (cnt != size) {
-		perror("write()");
+		uwsgi_error("write()");
 		close(uwsgi_poll.fd);
 		return -1;
 	}
@@ -127,7 +141,7 @@ PyObject *uwsgi_send_message(const char *host, int port, uint8_t modifier1, uint
 		timeout = 1;
 
 	if (size > 0xFFFF) {
-		fprintf(stderr, "invalid object (marshalled) size\n");
+		uwsgi_log( "invalid object (marshalled) size\n");
 		Py_INCREF(Py_None);
 		return Py_None;
 	}
@@ -136,7 +150,7 @@ PyObject *uwsgi_send_message(const char *host, int port, uint8_t modifier1, uint
 
 	uwsgi_mpoll.fd = socket(AF_INET, SOCK_STREAM, 0);
 	if (uwsgi_mpoll.fd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		Py_INCREF(Py_None);
 		return Py_None;
 	}
@@ -149,7 +163,7 @@ PyObject *uwsgi_send_message(const char *host, int port, uint8_t modifier1, uint
 	UWSGI_SET_BLOCKING;
 
 	if (timed_connect(&uwsgi_mpoll, (const struct sockaddr *) &uws_addr, sizeof(struct sockaddr_in), timeout)) {
-		perror("connect()");
+		uwsgi_error("connect()");
 		close(uwsgi_mpoll.fd);
 		Py_INCREF(Py_None);
 		return Py_None;
@@ -161,7 +175,7 @@ PyObject *uwsgi_send_message(const char *host, int port, uint8_t modifier1, uint
 
 	cnt = write(uwsgi_mpoll.fd, &uh, 4);
 	if (cnt != 4) {
-		perror("write()");
+		uwsgi_error("write()");
 		close(uwsgi_mpoll.fd);
 		Py_INCREF(Py_None);
 		return Py_None;
@@ -169,7 +183,7 @@ PyObject *uwsgi_send_message(const char *host, int port, uint8_t modifier1, uint
 
 	cnt = write(uwsgi_mpoll.fd, message, size);
 	if (cnt != size) {
-		perror("write()");
+		uwsgi_error("write()");
 		close(uwsgi_mpoll.fd);
 		Py_INCREF(Py_None);
 		return Py_None;
@@ -208,11 +222,11 @@ int uwsgi_parse_response(struct pollfd *upoll, int timeout, struct uwsgi_header
 	/* first 4 byte header */
 	rlen = poll(upoll, 1, timeout * 1000);
 	if (rlen < 0) {
-		perror("poll()");
+		uwsgi_error("poll()");
 		exit(1);
 	}
 	else if (rlen == 0) {
-		fprintf(stderr, "timeout. skip request\n");
+		uwsgi_log( "timeout. skip request\n");
 		close(upoll->fd);
 		return 0;
 	}
@@ -222,17 +236,17 @@ int uwsgi_parse_response(struct pollfd *upoll, int timeout, struct uwsgi_header
 		while (i < 4) {
 			rlen = poll(upoll, 1, timeout * 1000);
 			if (rlen < 0) {
-				perror("poll()");
+				uwsgi_error("poll()");
 				exit(1);
 			}
 			else if (rlen == 0) {
-				fprintf(stderr, "timeout waiting for header. skip request.\n");
+				uwsgi_log( "timeout waiting for header. skip request.\n");
 				close(upoll->fd);
 				break;
 			}
 			rlen = read(upoll->fd, (char *) (uh) + i, 4 - i);
 			if (rlen <= 0) {
-				fprintf(stderr, "broken header. skip request.\n");
+				uwsgi_log( "broken header. skip request.\n");
 				close(upoll->fd);
 				break;
 			}
@@ -243,7 +257,7 @@ int uwsgi_parse_response(struct pollfd *upoll, int timeout, struct uwsgi_header
 		}
 	}
 	else if (rlen <= 0) {
-		fprintf(stderr, "invalid request header size: %d...skip\n", rlen);
+		uwsgi_log( "invalid request header size: %d...skip\n", rlen);
 		close(upoll->fd);
 		return 0;
 	}
@@ -252,30 +266,34 @@ int uwsgi_parse_response(struct pollfd *upoll, int timeout, struct uwsgi_header
 	uh->pktsize = uwsgi_swap16(uh->pktsize);
 #endif
 
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("uwsgi payload size: %d (0x%X) modifier1: %d modifier2: %d\n", uh->pktsize, uh->pktsize, uh->modifier1, uh->modifier2);
+#endif
+
 	/* check for max buffer size */
 	if (uh->pktsize > uwsgi.buffer_size) {
-		fprintf(stderr, "invalid request block size: %d...skip\n", uh->pktsize);
+		uwsgi_log( "invalid request block size: %d...skip\n", uh->pktsize);
 		close(upoll->fd);
 		return 0;
 	}
 
-	//fprintf(stderr,"ready for reading %d bytes\n", wsgi_req.size);
+	//uwsgi_log("ready for reading %d bytes\n", wsgi_req.size);
 
 	i = 0;
 	while (i < uh->pktsize) {
 		rlen = poll(upoll, 1, timeout * 1000);
 		if (rlen < 0) {
-			perror("poll()");
+			uwsgi_error("poll()");
 			exit(1);
 		}
 		else if (rlen == 0) {
-			fprintf(stderr, "timeout. skip request. (expecting %d bytes, got %d)\n", uh->pktsize, i);
+			uwsgi_log( "timeout. skip request. (expecting %d bytes, got %d)\n", uh->pktsize, i);
 			close(upoll->fd);
 			break;
 		}
 		rlen = read(upoll->fd, buffer + i, uh->pktsize - i);
 		if (rlen <= 0) {
-			fprintf(stderr, "broken vars. skip request.\n");
+			uwsgi_log( "broken vars. skip request.\n");
 			close(upoll->fd);
 			break;
 		}
@@ -292,14 +310,14 @@ int uwsgi_parse_response(struct pollfd *upoll, int timeout, struct uwsgi_header
 
 int uwsgi_parse_vars(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
 
-	char *buffer = uwsgi->buffer;
+	char *buffer = wsgi_req->buffer;
 
 	char *ptrbuf, *bufferend;
 
 	uint16_t strsize = 0;
 
 	ptrbuf = buffer;
-	bufferend = ptrbuf + wsgi_req->size;
+	bufferend = ptrbuf + wsgi_req->uh.pktsize;
 
 	/* set an HTTP 500 status as default */
 	wsgi_req->status = 500;
@@ -310,40 +328,120 @@ int uwsgi_parse_vars(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req)
 #ifdef __BIG_ENDIAN__
 			strsize = uwsgi_swap16(strsize);
 #endif
-
 			/* key cannot be null */
-			if (!strsize) {
-				fprintf(stderr, "uwsgi key cannot be null. skip this request.\n");
-				return -1;
-			}
+                        if (!strsize) {
+                                uwsgi_log( "uwsgi key cannot be null. skip this request.\n");
+                                return -1;
+                        }
+			
 			ptrbuf += 2;
 			if (ptrbuf + strsize < bufferend) {
 				// var key
-				uwsgi->hvec[wsgi_req->var_cnt].iov_base = ptrbuf;
-				uwsgi->hvec[wsgi_req->var_cnt].iov_len = strsize;
+				wsgi_req->hvec[wsgi_req->var_cnt].iov_base = ptrbuf;
+				wsgi_req->hvec[wsgi_req->var_cnt].iov_len = strsize;
 				ptrbuf += strsize;
-				if (ptrbuf + 2 < bufferend) {
+				// value can be null (even at the end) so use <=
+				if (ptrbuf + 2 <= bufferend) {
 					memcpy(&strsize, ptrbuf, 2);
 #ifdef __BIG_ENDIAN__
 					strsize = uwsgi_swap16(strsize);
 #endif
 					ptrbuf += 2;
 					if (ptrbuf + strsize <= bufferend) {
+						//uwsgi_log("uwsgi %.*s = %.*s\n", wsgi_req->hvec[wsgi_req->var_cnt].iov_len, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, strsize, ptrbuf);
+						if (!uwsgi_strncmp("SCRIPT_NAME", 11, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->script_name = ptrbuf;
+							wsgi_req->script_name_len = strsize;
+#ifdef UWSGI_DEBUG
+							uwsgi_debug("SCRIPT_NAME=%.*s\n", wsgi_req->script_name_len, wsgi_req->script_name);
+#endif
+						}
+						else if (!uwsgi_strncmp("PATH_INFO", 9, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->path_info = ptrbuf;
+							wsgi_req->path_info_len = strsize;
+#ifdef UWSGI_DEBUG
+							uwsgi_debug("PATH_INFO=%.*s\n", wsgi_req->path_info_len, wsgi_req->path_info);
+#endif
+						}
+						else if (!uwsgi_strncmp("SERVER_PROTOCOL", 15, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->protocol = ptrbuf;
+							wsgi_req->protocol_len = strsize;
+						}
+						else if (!uwsgi_strncmp("REQUEST_URI", 11, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->uri = ptrbuf;
+							wsgi_req->uri_len = strsize;
+						}
+						else if (!uwsgi_strncmp("QUERY_STRING", 12, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->query_string = ptrbuf;
+							wsgi_req->query_string_len = strsize;
+						}
+						else if (!uwsgi_strncmp("REQUEST_METHOD", 14, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->method = ptrbuf;
+							wsgi_req->method_len = strsize;
+						}
+						else if (!uwsgi_strncmp("REMOTE_ADDR", 11, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->remote_addr = ptrbuf;
+							wsgi_req->remote_addr_len = strsize;
+						}
+						else if (!uwsgi_strncmp("REMOTE_USER", 11, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->remote_user = ptrbuf;
+							wsgi_req->remote_user_len = strsize;
+						}
+						else if (!uwsgi_strncmp("UWSGI_SCHEME", 12, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->scheme = ptrbuf;
+							wsgi_req->scheme_len = strsize;
+						}
+						else if (!uwsgi_strncmp("UWSGI_SCRIPT", 12, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len )) {
+							wsgi_req->wsgi_script = ptrbuf;
+							wsgi_req->wsgi_script_len = strsize;
+						}
+						else if (!uwsgi_strncmp("UWSGI_MODULE", 12, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->wsgi_module = ptrbuf;
+							wsgi_req->wsgi_module_len = strsize;
+						}
+						else if (!uwsgi_strncmp("UWSGI_CALLABLE", 14, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->wsgi_callable = ptrbuf;
+							wsgi_req->wsgi_callable_len = strsize;
+						}
+						else if (!uwsgi_strncmp("UWSGI_PYHOME", 12, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->pyhome = ptrbuf;
+							wsgi_req->pyhome_len = strsize;
+						}
+						else if (!uwsgi_strncmp("UWSGI_CHDIR", 11, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->chdir = ptrbuf;
+							wsgi_req->chdir_len = strsize;
+						}
+						else if (!uwsgi_strncmp("SERVER_NAME", 11, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->host = ptrbuf;
+							wsgi_req->host_len = strsize;
+#ifdef UWSGI_DEBUG
+							uwsgi_debug("SERVER_NAME=%.*s\n", wsgi_req->host_len, wsgi_req->host);
+#endif
+						}
+						else if (!uwsgi_strncmp("HTTPS", 5, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->https = ptrbuf;
+							wsgi_req->https_len = strsize;
+						}
+						else if (!uwsgi_strncmp("CONTENT_LENGTH", 14, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+							wsgi_req->post_cl = get_content_length(ptrbuf, strsize);
+						}
+
 						if (wsgi_req->var_cnt < uwsgi->vec_size - (4 + 1)) {
 							wsgi_req->var_cnt++;
 						}
 						else {
-							fprintf(stderr, "max vec size reached. skip this header.\n");
+							uwsgi_log( "max vec size reached. skip this header.\n");
 							return -1;
 						}
 						// var value
-						uwsgi->hvec[wsgi_req->var_cnt].iov_base = ptrbuf;
-						uwsgi->hvec[wsgi_req->var_cnt].iov_len = strsize;
+						wsgi_req->hvec[wsgi_req->var_cnt].iov_base = ptrbuf;
+						wsgi_req->hvec[wsgi_req->var_cnt].iov_len = strsize;
+						//uwsgi_log("%.*s = %.*s\n", wsgi_req->hvec[wsgi_req->var_cnt-1].iov_len, wsgi_req->hvec[wsgi_req->var_cnt-1].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len, wsgi_req->hvec[wsgi_req->var_cnt].iov_base);
 						if (wsgi_req->var_cnt < uwsgi->vec_size - (4 + 1)) {
 							wsgi_req->var_cnt++;
 						}
 						else {
-							fprintf(stderr, "max vec size reached. skip this header.\n");
+							uwsgi_log( "max vec size reached. skip this header.\n");
 							return -1;
 						}
 						ptrbuf += strsize;
@@ -362,6 +460,7 @@ int uwsgi_parse_vars(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req)
 		}
 	}
 
+
 	return 0;
 }
 
@@ -382,7 +481,7 @@ int uwsgi_ping_node(int node, struct wsgi_request *wsgi_req) {
 
 	uwsgi_poll.fd = socket(AF_INET, SOCK_STREAM, 0);
 	if (uwsgi_poll.fd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		return -1;
 	}
 
@@ -391,16 +490,16 @@ int uwsgi_ping_node(int node, struct wsgi_request *wsgi_req) {
 		return -1;
 	}
 
-	wsgi_req->modifier = UWSGI_MODIFIER_PING;
-	wsgi_req->size = 0;
-	wsgi_req->modifier_arg = 0;
+	wsgi_req->uh.modifier1 = UWSGI_MODIFIER_PING;
+	wsgi_req->uh.pktsize = 0;
+	wsgi_req->uh.modifier2 = 0;
 	if (write(uwsgi_poll.fd, wsgi_req, 4) != 4) {
-		perror("write()");
+		uwsgi_error("write()");
 		return -1;
 	}
 
 	uwsgi_poll.events = POLLIN;
-	if (!uwsgi_parse_response(&uwsgi_poll, uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT], (struct uwsgi_header *) wsgi_req, uwsgi.buffer)) {
+	if (!uwsgi_parse_response(&uwsgi_poll, uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT], (struct uwsgi_header *) wsgi_req, wsgi_req->buffer)) {
 		return -1;
 	}
 

proxy.c

@@ -14,41 +14,6 @@
 
 #include "uwsgi.h"
 
-#ifdef __linux__
-#include <sys/epoll.h>
-#define UWSGI_PROXY_USE_EPOLL 1
-#define EV_FD eevents[i].data.fd
-#define EV_EV eevents[i].events
-#define EV_IN EPOLLIN
-#define EV_OUT EPOLLOUT
-#define NEV_FD ee.data.fd
-#define NEV_EV ee.events
-#define NEV_ADD epoll_ctl(epfd, EPOLL_CTL_ADD, NEV_FD, &ee)
-#define NEV_MOD epoll_ctl(epfd, EPOLL_CTL_MOD, NEV_FD, &ee)
-#define EV_NAME "epoll_ctl()"
-#define EV_IS_IN EV_EV & EV_IN
-#define EV_IS_OUT EV_EV & EV_OUT
-#elif  defined(__sun__)
-
-#else
-#include <sys/event.h>
-#define UWSGI_PROXY_USE_KQUEUE 1
-#define EV_FD krevents[i].ident
-#define EV_EV krevents[i].filter
-#define EV_IN EVFILT_READ
-#define EV_OUT EVFILT_WRITE
-#define NEV_FD kev.ident
-#define NEV_EV kev.filter
-#define NEV_ADD kevent(kq, &kev, 1, NULL, 0, NULL) < 0
-#define NEV_MOD kevent(kq, &kev, 1, NULL, 0, NULL) < 0
-#define EV_NAME "kevent()"
-#define EV_IS_IN EV_EV == EV_IN
-#define EV_IS_OUT EV_EV == EV_OUT
-#endif
-
-#include <sys/ioctl.h>
-
-
 #define UWSGI_PROXY_CONNECTING	1
 #define UWSGI_PROXY_WAITING	2
 
@@ -139,14 +104,17 @@ static int uwsgi_proxy_find_next_node(int current_node) {
 
 void uwsgi_proxy(int proxyfd) {
 
+	int efd ;
+
 #ifdef __linux__
-	int epfd;
-	struct epoll_event ee;
 	struct epoll_event *eevents;
+	struct epoll_event ev;
+#elif defined(__sun__)
+	struct pollfd *eevents;
+	struct pollfd ev;
 #else
-	int kq;
-	struct kevent *krevents;
-	struct kevent kev;
+	struct kevent *eevents;
+	struct kevent ev;
 #endif
 
 	int max_events = 64;
@@ -171,65 +139,40 @@ void uwsgi_proxy(int proxyfd) {
 
 	int next_node = -1;
 
-	fprintf(stderr, "spawned uWSGI proxy (pid: %d)\n", getpid());
+	uwsgi_log( "spawned uWSGI proxy (pid: %d)\n", getpid());
 
-	fprintf(stderr, "allocating space for %d concurrent proxy connections\n", max_connections);
+	uwsgi_log( "allocating space for %d concurrent proxy connections\n", max_connections);
 
 	// allocate memory for connections
 	upcs = malloc(sizeof(struct uwsgi_proxy_connection) * max_connections);
 	if (!upcs) {
-		perror("malloc()");
+		uwsgi_error("malloc()");
 		exit(1);
 	}
 	memset(upcs, 0, sizeof(struct uwsgi_proxy_connection) * max_connections);
 
+
+	efd = async_queue_init(proxyfd);
+	if (efd < 0) {
+		exit(1);
+	}
+
 #ifdef __linux__
-	//init epoll
-	epfd = epoll_create(256);
-
-	if (epfd < 0) {
-		perror("epoll_create()");
-		exit(1);
-	}
-
-	// allocate memory for events
 	eevents = malloc(sizeof(struct epoll_event) * max_events);
-	if (!eevents) {
-		perror("malloc()");
-		exit(1);
-	}
-
-	// now add the proxyfd to the epoll list
-
-	ee.events = EPOLLIN;
-	ee.data.fd = proxyfd;
-
-	if (epoll_ctl(epfd, EPOLL_CTL_ADD, proxyfd, &ee)) {
-		perror("epoll_ctl()");
-		exit(1);
-	}
+	memset(&ev, 0, sizeof(struct epoll_event)); 
+#elif defined(__sun)
+	eevents = malloc(sizeof(struct pollfd) * max_events);
+	memset(&ev, 0, sizeof(struct pollfd)); 
 #else
-	kq = kqueue();
-	if (kq < 0) {
-		perror("kqueue()");
-		exit(1);
-	}
-
-	// allocate memory for events
-	krevents = malloc(sizeof(struct kevent) * max_events);
-	if (!krevents) {
-		perror("malloc()");
-		exit(1);
-	}
-
-	EV_SET(&kev, proxyfd, EVFILT_READ, EV_ADD, 0, 0, NULL);
-	if (kevent(kq, &kev, 1, NULL, 0, NULL) < 0) {
-		perror("kevent()");
-		exit(1);
-	}
-
+	eevents = malloc(sizeof(struct kevent) * max_events);
+	memset(&ev, 0, sizeof(struct kevent)); 
 #endif
 
+	if (!eevents) {
+		uwsgi_error("malloc()");
+		exit(1);
+	}
+
 	signal(SIGINT, (void *) &end_proxy);
 	signal(SIGTERM, (void *) &reload_proxy);
 	signal(SIGHUP, (void *) &reload_proxy);
@@ -237,247 +180,220 @@ void uwsgi_proxy(int proxyfd) {
 
 	for (;;) {
 
-#ifdef __linux__
-		nevents = epoll_wait(epfd, eevents, max_events, -1);
+		nevents = async_wait(efd, eevents, max_events, -1, 0);
 		if (nevents < 0) {
-			perror("epoll_wait()");
+			uwsgi_error("epoll_wait()");
 			continue;
 		}
-#else
-		nevents = kevent(kq, NULL, 0, krevents, max_events, NULL);
-		if (nevents < 0) {
-			perror("kevent()");
-			continue;
-		}
-#endif
-
 
 		for (i = 0; i < nevents; i++) {
 
 
-			if (EV_FD == proxyfd) {
+			if ( (int)eevents[i].ASYNC_FD == proxyfd) {
 
-				if (EV_IS_IN) {
+				if (eevents[i].ASYNC_IS_IN) {
 					// new connection, accept it
-					NEV_FD = accept(proxyfd, (struct sockaddr *) &upc_addr, &upc_len);
-					if (NEV_FD < 0) {
-						perror("accept()");
+					ev.ASYNC_FD = accept(proxyfd, (struct sockaddr *) &upc_addr, &upc_len);
+					if ( (int) ev.ASYNC_FD < 0) {
+						uwsgi_error("accept()");
 						continue;
 					}
-					upcs[NEV_FD].node = -1;
+					upcs[ev.ASYNC_FD].node = -1;
 
 					// now connect to the first worker available
 
-					upcs[NEV_FD].dest_fd = socket(AF_INET, SOCK_STREAM, 0);
-					if (upcs[NEV_FD].dest_fd < 0) {
-						perror("socket()");
-						uwsgi_proxy_close(upcs, NEV_FD);
+					upcs[ev.ASYNC_FD].dest_fd = socket(AF_INET, SOCK_STREAM, 0);
+					if (upcs[ev.ASYNC_FD].dest_fd < 0) {
+						uwsgi_error("socket()");
+						uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 						continue;
 					}
-					upcs[upcs[NEV_FD].dest_fd].node = -1;
+					upcs[upcs[ev.ASYNC_FD].dest_fd].node = -1;
 
 					// set nonblocking
-					if (ioctl(upcs[NEV_FD].dest_fd, FIONBIO, &nonblocking)) {
-						perror("ioctl()");
-						uwsgi_proxy_close(upcs, NEV_FD);
+					if (ioctl(upcs[ev.ASYNC_FD].dest_fd, FIONBIO, &nonblocking)) {
+						uwsgi_error("ioctl()");
+						uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 						continue;
 					}
 
-					upcs[NEV_FD].status = 0;
-					upcs[NEV_FD].retry = 0;
+					upcs[ev.ASYNC_FD].status = 0;
+					upcs[ev.ASYNC_FD].retry = 0;
 					next_node = uwsgi_proxy_find_next_node(next_node);
 					if (next_node == -1) {
-						fprintf(stderr, "unable to find an available worker in the cluster !\n");
-						uwsgi_proxy_close(upcs, NEV_FD);
+						uwsgi_log( "unable to find an available worker in the cluster !\n");
+						uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 						continue;
 					}
-					upcs[upcs[NEV_FD].dest_fd].node = next_node;
-					rc = connect(upcs[NEV_FD].dest_fd, (struct sockaddr *) &uwsgi.shared->nodes[next_node].ucn_addr, sizeof(struct sockaddr_in));
+					upcs[upcs[ev.ASYNC_FD].dest_fd].node = next_node;
+					rc = connect(upcs[ev.ASYNC_FD].dest_fd, (struct sockaddr *) &uwsgi.shared->nodes[next_node].ucn_addr, sizeof(struct sockaddr_in));
 					uwsgi.shared->nodes[next_node].connections++;
 
 					if (!rc) {
 						// connected to worker, put it in the epoll_list
 
-						NEV_EV = EV_IN;
-						if (NEV_ADD) {
-							perror(EV_NAME);
-							uwsgi_proxy_close(upcs, NEV_FD);
+						if (async_add(efd, ev.ASYNC_FD, ASYNC_IN)) {
+							uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 							continue;
 						}
 
-						upcs[upcs[NEV_FD].dest_fd].dest_fd = NEV_FD;
-						upcs[upcs[NEV_FD].dest_fd].status = 0;
-						upcs[upcs[NEV_FD].dest_fd].retry = 0;
+						upcs[upcs[ev.ASYNC_FD].dest_fd].dest_fd = ev.ASYNC_FD;
+						upcs[upcs[ev.ASYNC_FD].dest_fd].status = 0;
+						upcs[upcs[ev.ASYNC_FD].dest_fd].retry = 0;
 
-						NEV_FD = upcs[NEV_FD].dest_fd;
+						ev.ASYNC_FD = upcs[ev.ASYNC_FD].dest_fd;
 
-						NEV_EV = EV_IN;
-						if (NEV_ADD) {
-							perror(EV_NAME);
-							uwsgi_proxy_close(upcs, NEV_FD);
+						if (async_add(efd, ev.ASYNC_FD, ASYNC_IN)) {
+							uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 							continue;
 						}
 
 						// re-set blocking
-						if (ioctl(upcs[upcs[NEV_FD].dest_fd].dest_fd, FIONBIO, &blocking)) {
-							perror("ioctl()");
-							uwsgi_proxy_close(upcs, NEV_FD);
+						if (ioctl(upcs[upcs[ev.ASYNC_FD].dest_fd].dest_fd, FIONBIO, &blocking)) {
+							uwsgi_error("ioctl()");
+							uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 							continue;
 						}
 
 					}
 					else if (errno == EINPROGRESS) {
 						// the socket is waiting, set status to CONNECTING
-						upcs[NEV_FD].status = UWSGI_PROXY_WAITING;
-						upcs[upcs[NEV_FD].dest_fd].dest_fd = NEV_FD;
-						upcs[upcs[NEV_FD].dest_fd].status = UWSGI_PROXY_CONNECTING;
-						upcs[upcs[NEV_FD].dest_fd].retry = 0;
+						upcs[ev.ASYNC_FD].status = UWSGI_PROXY_WAITING;
+						upcs[upcs[ev.ASYNC_FD].dest_fd].dest_fd = ev.ASYNC_FD;
+						upcs[upcs[ev.ASYNC_FD].dest_fd].status = UWSGI_PROXY_CONNECTING;
+						upcs[upcs[ev.ASYNC_FD].dest_fd].retry = 0;
 
-						NEV_FD = upcs[NEV_FD].dest_fd;
-						NEV_EV = EV_OUT;
-						if (NEV_ADD) {
-							perror(EV_NAME);
-							uwsgi_proxy_close(upcs, NEV_FD);
+						ev.ASYNC_FD = upcs[ev.ASYNC_FD].dest_fd;
+						if (async_add(efd, ev.ASYNC_FD, ASYNC_OUT)) {
+							uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 							continue;
 						}
 					}
 					else {
 						// connection failed, retry with the next node ?
-						perror("connect()");
+						uwsgi_error("connect()");
 						// close only when all node are tried
-						uwsgi_proxy_close(upcs, NEV_FD);
+						uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 						continue;
 					}
 
 
 				}
 				else {
-					fprintf(stderr, "!!! something horrible happened to the uWSGI proxy, reloading it !!!\n");
+					uwsgi_log( "!!! something horrible happened to the uWSGI proxy, reloading it !!!\n");
 					exit(1);
 				}
 			}
 			else {
 				// this is for clients/workers
-				if (EV_IS_IN) {
+				if (eevents[i].ASYNC_IS_IN) {
 
 					// is this a connected client/worker ?
-					//fprintf(stderr,"ready %d\n", upcs[eevents[i].data.fd].status);
+					//uwsgi_log("ready %d\n", upcs[eevents[i].data.fd].status);
 
-					if (!upcs[EV_FD].status) {
-						if (upcs[EV_FD].dest_fd >= 0) {
+					if (!upcs[eevents[i].ASYNC_FD].status) {
+						if (upcs[eevents[i].ASYNC_FD].dest_fd >= 0) {
 
-							rlen = read(EV_FD, buffer, 4096);
+							rlen = read(eevents[i].ASYNC_FD, buffer, 4096);
 							if (rlen < 0) {
-								perror("read()");
-								uwsgi_proxy_close(upcs, EV_FD);
+								uwsgi_error("read()");
+								uwsgi_proxy_close(upcs, eevents[i].ASYNC_FD);
 								continue;
 							}
 							else if (rlen == 0) {
-								uwsgi_proxy_close(upcs, EV_FD);
+								uwsgi_proxy_close(upcs, eevents[i].ASYNC_FD);
 								continue;
 							}
 							else {
-								wlen = write(upcs[EV_FD].dest_fd, buffer, rlen);
+								wlen = write(upcs[eevents[i].ASYNC_FD].dest_fd, buffer, rlen);
 								if (wlen != rlen) {
-									perror("write()");
-									uwsgi_proxy_close(upcs, EV_FD);
+									uwsgi_error("write()");
+									uwsgi_proxy_close(upcs, eevents[i].ASYNC_FD);
 									continue;
 								}
 							}
 						}
 						else {
-							uwsgi_proxy_close(upcs, EV_FD);
+							uwsgi_proxy_close(upcs, eevents[i].ASYNC_FD);
 							continue;
 						}
 					}
-					else if (upcs[EV_FD].status == UWSGI_PROXY_WAITING) {
+					else if (upcs[eevents[i].ASYNC_FD].status == UWSGI_PROXY_WAITING) {
 						// disconnected node
 						continue;
 					}
 					else {
-						fprintf(stderr, "UNKNOWN STATUS %d\n", upcs[EV_FD].status);
+						uwsgi_log( "UNKNOWN STATUS %d\n", upcs[eevents[i].ASYNC_FD].status);
 						continue;
 					}
 				}
-				else if (EV_IS_OUT) {
-					if (upcs[EV_FD].status == UWSGI_PROXY_CONNECTING) {
+				else if (eevents[i].ASYNC_IS_OUT) {
+					if (upcs[eevents[i].ASYNC_FD].status == UWSGI_PROXY_CONNECTING) {
 
 
 #ifdef UWSGI_PROXY_USE_KQUEUE
-						if (getsockopt(EV_FD, SOL_SOCKET, SO_ERROR, (void *) (&soopt), &solen) < 0) {
-							perror("getsockopt()");
-							uwsgi_proxy_close(upcs, NEV_FD);
+						if (getsockopt(eevents[i].ASYNC_FD, SOL_SOCKET, SO_ERROR, (void *) (&soopt), &solen) < 0) {
+							uwsgi_error("getsockopt()");
+							uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 							continue;
 						}
 						/* is something bad ? */
 						if (soopt) {
-							fprintf(stderr, "connect() %s\n", strerror(soopt));
+							uwsgi_log( "connect() %s\n", strerror(soopt));
 							// increase errors on node
-							fprintf(stderr, "*** marking cluster node %d/%s as failed ***\n", upcs[EV_FD].node, uwsgi.shared->nodes[upcs[EV_FD].node].name);
-							uwsgi.shared->nodes[upcs[EV_FD].node].errors++;
-							uwsgi.shared->nodes[upcs[EV_FD].node].status = UWSGI_NODE_FAILED;
-							uwsgi_proxy_close(upcs, NEV_FD);
+							uwsgi_log( "*** marking cluster node %d/%s as failed ***\n", upcs[eevents[i].ASYNC_FD].node, uwsgi.shared->nodes[upcs[eevents[i].ASYNC_FD].node].name);
+							uwsgi.shared->nodes[upcs[eevents[i].ASYNC_FD].node].errors++;
+							uwsgi.shared->nodes[upcs[eevents[i].ASYNC_FD].node].status = UWSGI_NODE_FAILED;
+							uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 							continue;
 						}
 
 						// increase errors on node
 #endif
-						NEV_FD = upcs[EV_FD].dest_fd;
-						NEV_EV = EV_IN;
-						upcs[NEV_FD].status = 0;
-						if (NEV_ADD) {
-							perror(EV_NAME);
-							uwsgi_proxy_close(upcs, NEV_FD);
+						ev.ASYNC_FD = upcs[eevents[i].ASYNC_FD].dest_fd;
+						upcs[ev.ASYNC_FD].status = 0;
+						if (async_add(efd, ev.ASYNC_FD, ASYNC_IN)) {
+							uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 							continue;
 						}
 
-						NEV_FD = upcs[NEV_FD].dest_fd;
-						upcs[NEV_FD].status = 0;
+						ev.ASYNC_FD = upcs[ev.ASYNC_FD].dest_fd;
+						upcs[ev.ASYNC_FD].status = 0;
 
-#ifdef UWSGI_PROXY_USE_KQUEUE
-						EV_SET(&kev, NEV_FD, EVFILT_WRITE, EV_ADD | EV_DISABLE, 0, 0, NULL);
-						if (NEV_MOD) {
-							perror(EV_NAME);
-							uwsgi_proxy_close(upcs, NEV_FD);
-							continue;
-						}
-						EV_SET(&kev, NEV_FD, EVFILT_READ, EV_ADD, 0, 0, NULL);
-#endif
-						if (NEV_MOD) {
-							perror(EV_NAME);
-							uwsgi_proxy_close(upcs, NEV_FD);
+						if (async_mod(efd, ev.ASYNC_FD, ASYNC_IN)) {
+							uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 							continue;
 						}
 						// re-set blocking
-						if (ioctl(NEV_FD, FIONBIO, &blocking)) {
-							perror("ioctl()");
-							uwsgi_proxy_close(upcs, NEV_FD);
+						if (ioctl(ev.ASYNC_FD, FIONBIO, &blocking)) {
+							uwsgi_error("ioctl()");
+							uwsgi_proxy_close(upcs, ev.ASYNC_FD);
 							continue;
 						}
 					}
 					else {
-						fprintf(stderr, "strange event for %d\n", (int) EV_FD);
+						uwsgi_log( "strange event for %d\n", (int) eevents[i].ASYNC_FD);
 					}
 				}
 				else {
-					if (upcs[EV_FD].status == UWSGI_PROXY_CONNECTING) {
-						if (getsockopt(EV_FD, SOL_SOCKET, SO_ERROR, (void *) (&soopt), &solen) < 0) {
-							perror("getsockopt()");
+					if (upcs[eevents[i].ASYNC_FD].status == UWSGI_PROXY_CONNECTING) {
+						if (getsockopt(eevents[i].ASYNC_FD, SOL_SOCKET, SO_ERROR, (void *) (&soopt), &solen) < 0) {
+							uwsgi_error("getsockopt()");
 						}
 						/* is something bad ? */
 						if (soopt) {
-							fprintf(stderr, "connect() %s\n", strerror(soopt));
+							uwsgi_log( "connect() %s\n", strerror(soopt));
 						}
 
 						// increase errors on node
-						fprintf(stderr, "*** marking cluster node %d/%s as failed ***\n", upcs[EV_FD].node, uwsgi.shared->nodes[upcs[EV_FD].node].name);
-						uwsgi.shared->nodes[upcs[EV_FD].node].errors++;
-						uwsgi.shared->nodes[upcs[EV_FD].node].status = UWSGI_NODE_FAILED;
+						uwsgi_log( "*** marking cluster node %d/%s as failed ***\n", upcs[eevents[i].ASYNC_FD].node, uwsgi.shared->nodes[upcs[eevents[i].ASYNC_FD].node].name);
+						uwsgi.shared->nodes[upcs[eevents[i].ASYNC_FD].node].errors++;
+						uwsgi.shared->nodes[upcs[eevents[i].ASYNC_FD].node].status = UWSGI_NODE_FAILED;
 					}
 					else {
-						fprintf(stderr, "STRANGE EVENT !!! %d %d %d\n", (int) EV_FD, EV_EV, upcs[EV_FD].status);
+						uwsgi_log( "STRANGE EVENT !!! %d %d %d\n", (int) eevents[i].ASYNC_FD, (int) eevents[i].ASYNC_EV, upcs[eevents[i].ASYNC_FD].status);
 					}
-					uwsgi_proxy_close(upcs, EV_FD);
+					uwsgi_proxy_close(upcs, eevents[i].ASYNC_FD);
 					continue;
 				}
 			}

psgi.py

@@ -0,0 +1,8 @@
+import uwsgi
+import sys
+
+if uwsgi.load_plugin(0, "plugins/psgi/psgi_plugin.so", "mojoapp.pl"):
+	print "PSGI plugin loaded"
+else:
+	print "unable to load PSGI plugin"
+	sys.exit(1)

pyutils.c

@@ -0,0 +1,257 @@
+#include "uwsgi.h"
+
+int manage_python_response(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+	PyObject *pychunk ;
+	ssize_t wsize ;
+#ifdef UWSGI_SENDFILE
+	ssize_t sf_len = 0 ;
+#endif
+
+	// return or yield ?
+	if (PyString_Check((PyObject *)wsgi_req->async_result)) {
+		if ((wsize = write(wsgi_req->poll.fd, PyString_AsString(wsgi_req->async_result), PyString_Size(wsgi_req->async_result))) < 0) {
+                        uwsgi_error("write()");
+                        goto clear;
+                }
+                wsgi_req->response_size += wsize;
+		goto clear;
+	}
+
+#ifdef PYTHREE
+	if (PyBytes_Check((PyObject *)wsgi_req->async_result)) {
+		if ((wsize = write(wsgi_req->poll.fd, PyBytes_AsString(wsgi_req->async_result), PyBytes_Size(wsgi_req->async_result))) < 0) {
+			uwsgi_error("write()");
+			goto clear;
+		}
+		wsgi_req->response_size += wsize;
+		goto clear;
+	}
+#endif
+
+#ifdef UWSGI_SENDFILE
+	if (wsgi_req->sendfile_obj == wsgi_req->async_result && wsgi_req->sendfile_fd != -1) {
+		sf_len = uwsgi_sendfile(uwsgi, wsgi_req);
+		if (sf_len < 1) goto clear;
+		wsgi_req->response_size += sf_len ;		
+#ifdef UWSGI_ASYNC
+		if (uwsgi->async > 1) {
+			if (wsgi_req->response_size < wsgi_req->sendfile_fd_size) {
+				return UWSGI_AGAIN;
+			}
+		}
+#endif
+		goto clear;
+	}
+#endif
+
+#ifdef UWSGI_WSGI2
+	// is it a tuple (WSGI2.0) ?
+	// move it to another hook !!!
+	if (PyTuple_Check((PyObject *)wsgi_req->async_result)) {
+		if (PyTuple_Size((PyObject *)wsgi_req->async_result) != 3) {
+			uwsgi_log("invalid WSGI2.0 response size: %d.\n", PyTuple_Size((PyObject *)wsgi_req->async_result));
+			goto clear;
+		}
+#ifdef UWSGI_DEBUG
+		uwsgi_debug("wsgi_req->async_result = %d\n", ((PyObject *)wsgi_req->async_result)->ob_refcnt);
+#endif
+		if (py_uwsgi_spit(NULL, (PyObject *)wsgi_req->async_result) == Py_None) {
+			goto clear;
+		}
+#ifdef UWSGI_DEBUG
+		uwsgi_debug("wsgi_req->async_result = %d\n", ((PyObject *)wsgi_req->async_result)->ob_refcnt);
+#endif
+		wsgi_req->async_orig_result = wsgi_req->async_result ;
+		wsgi_req->async_result = PyTuple_GetItem((PyObject *)wsgi_req->async_result, 2);
+#ifdef UWSGI_DEBUG
+		uwsgi_debug("wsgi_req->async_orig_result = %d\n", ((PyObject *)wsgi_req->async_orig_result)->ob_refcnt);
+		uwsgi_debug("wsgi_req->async_result = %d\n", ((PyObject *)wsgi_req->async_result)->ob_refcnt);
+#endif
+		return UWSGI_AGAIN;
+	}	
+#endif
+
+	// ok its a yield
+	if (!wsgi_req->async_placeholder) {
+		wsgi_req->async_placeholder = PyObject_GetIter(wsgi_req->async_result);
+                if (!wsgi_req->async_placeholder) {
+			goto clear2;
+		}
+#ifdef UWSGI_ASYNC
+		if (uwsgi->async > 1) {
+			return UWSGI_AGAIN;
+		}
+#endif
+	}
+
+
+
+	pychunk = PyIter_Next(wsgi_req->async_placeholder) ;
+
+	if (!pychunk) {
+		if (PyErr_Occurred()) PyErr_Print();
+		goto clear;
+	}
+
+
+
+	if (PyString_Check(pychunk)) {
+		if ((wsize = write(wsgi_req->poll.fd, PyString_AsString(pychunk), PyString_Size(pychunk))) < 0) {
+			uwsgi_error("write()");
+			Py_DECREF(pychunk);
+			goto clear;
+		}
+		wsgi_req->response_size += wsize;
+	}
+
+#ifdef PYTHREE
+	else if (PyBytes_Check(pychunk)) {
+		if ((wsize = write(wsgi_req->poll.fd, PyBytes_AsString(pychunk), PyBytes_Size(pychunk))) < 0) {
+			uwsgi_error("write()");
+			Py_DECREF(pychunk);
+			goto clear;
+		}
+		wsgi_req->response_size += wsize;
+	}
+#endif
+
+#ifdef UWSGI_SENDFILE
+        else if (wsgi_req->sendfile_obj == pychunk && wsgi_req->sendfile_fd != -1) {
+                sf_len = uwsgi_sendfile(uwsgi, wsgi_req);
+                if (sf_len < 1) goto clear;
+                wsgi_req->response_size += sf_len ;
+	}
+#endif
+	
+	Py_DECREF(pychunk);
+	return UWSGI_AGAIN ;
+
+clear:
+	if (wsgi_req->sendfile_fd != -1) {
+		Py_DECREF((PyObject *)wsgi_req->async_sendfile);
+	}
+	if (wsgi_req->async_environ) {
+		PyDict_Clear(wsgi_req->async_environ);
+	}
+	if (wsgi_req->async_post && !wsgi_req->fd_closed) {
+		fclose(wsgi_req->async_post);
+		if (!uwsgi->post_buffering || wsgi_req->post_cl <= (size_t) uwsgi->post_buffering) {
+			wsgi_req->fd_closed = 1 ;
+
+		}
+	}
+	Py_XDECREF((PyObject *)wsgi_req->async_placeholder);
+#ifdef UWSGI_WSGI2
+	Py_XDECREF((PyObject *)wsgi_req->async_orig_result);
+#endif
+clear2:
+	Py_DECREF((PyObject *)wsgi_req->async_result);
+	PyErr_Clear();
+
+#ifdef UWSGI_DEBUG
+	if (wsgi_req->async_placeholder) {
+		uwsgi_debug("wsgi_req->async_placeholder: %d\n", ((PyObject *)wsgi_req->async_placeholder)->ob_refcnt);
+	}
+#ifdef UWSGI_WSGI2
+	if (wsgi_req->async_orig_result) {
+		uwsgi_debug("wsgi_req->async_orig_result: %d\n", ((PyObject *)wsgi_req->async_orig_result)->ob_refcnt);
+	}
+#endif
+	if (wsgi_req->async_result) {
+		uwsgi_debug("wsgi_req->async_result: %d\n", ((PyObject *)wsgi_req->async_result)->ob_refcnt);
+	}
+	if (wsgi_req->async_app) {
+		uwsgi_debug("wsgi_req->async_app: %d\n", ((PyObject *)wsgi_req->async_app)->ob_refcnt);
+	}
+#endif
+	return UWSGI_OK;
+}
+
+
+PyObject *python_call(PyObject *callable, PyObject *args, int catch) {
+	
+	PyObject *pyret;
+
+	pyret =  PyEval_CallObject(callable, args);
+	if (PyErr_Occurred()) {
+		if (!catch) { 
+			PyErr_Print();
+		}
+	}
+
+#ifdef UWSGI_DEBUG
+	if (pyret) {
+		uwsgi_debug("called %p %p %d\n", callable, args, pyret->ob_refcnt);
+	}
+#endif
+
+
+	return pyret;
+}
+
+
+
+int uwsgi_python_call(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req, PyObject *callable, PyObject *args) {
+	
+	wsgi_req->async_result = python_call(callable, args, 0);
+
+	if (wsgi_req->async_result) {
+		while ( manage_python_response(uwsgi, wsgi_req) != UWSGI_OK) {
+#ifdef UWSGI_ASYNC
+			if (uwsgi->async > 1) {
+				return UWSGI_AGAIN;
+			}
+#endif
+		}
+	}
+
+	return UWSGI_OK;
+}
+
+void init_pyargv(struct uwsgi_server *uwsgi) {
+	
+    char *ap;
+
+#ifdef PYTHREE
+	wchar_t pname[6];
+        mbstowcs(pname, "uwsgi", 6);
+        uwsgi->py_argv[0] = pname;
+#else
+        uwsgi->py_argv[0] = "uwsgi";
+#endif
+
+        if (uwsgi->pyargv != NULL && !uwsgi->pyargc) {
+		uwsgi->pyargc++;
+#ifdef PYTHREE
+        	wchar_t *wcargv = malloc( sizeof( wchar_t ) * (strlen(uwsgi->pyargv)+1));
+        	if (!wcargv) {
+                	uwsgi_error("malloc()");
+                	exit(1);
+        	}
+        	memset(wcargv, 0, sizeof( wchar_t ) * (strlen(uwsgi->pyargv)+1));
+#endif
+                
+#ifdef __sun__
+                // FIX THIS !!!
+                ap = strtok(uwsgi->pyargv, " ");
+                while ((ap = strtok(NULL, " ")) != NULL) {
+#else
+                while ((ap = strsep(&uwsgi->pyargv, " \t")) != NULL) {
+#endif
+                        if (*ap != '\0') {
+#ifdef PYTHREE
+                                mbstowcs( wcargv + strlen(ap), ap, strlen(ap));
+                                uwsgi->py_argv[uwsgi->pyargc] = wcargv + strlen(ap);
+#else
+                                uwsgi->py_argv[uwsgi->pyargc] = ap;
+#endif
+                                uwsgi->pyargc++;
+                        }
+                        if (uwsgi->pyargc + 1 > MAX_PYARGV)
+                                break;
+                }
+        }
+
+        PySys_SetArgv(uwsgi->pyargc, uwsgi->py_argv);
+}

routing.c

@@ -0,0 +1,157 @@
+#ifdef UWSGI_ROUTING
+#include "uwsgi.h"
+
+void routing_setup(struct uwsgi_server *uwsgi) {
+
+	int i;
+	struct uwsgi_route *ur;
+	int max_ovec = 0 ;
+
+	for(i=0;i<uwsgi->nroutes;i++) {
+		uwsgi_log("%d = %p\n", i, uwsgi->routes[i].pattern);
+		ur = &uwsgi->routes[i];
+		if (ur->args > max_ovec) {
+			max_ovec = ur->args;
+		}
+	}
+
+	uwsgi->async_ovector = malloc( sizeof(int *) * uwsgi->async);
+        if (!uwsgi->async_ovector) {
+                uwsgi_error("malloc()");
+                exit(1);
+        }
+
+	uwsgi_log("max_ovec = %d\n", max_ovec);
+	for(i=0;i<uwsgi->async;i++) {
+                uwsgi->async_ovector[i] = malloc(sizeof(int) * ((max_ovec+1)*3));
+                if (!uwsgi->async_ovector[i]) {
+                        uwsgi_error("malloc()");
+                        exit(1);
+                }
+
+	}
+
+}
+
+void check_route(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+	int ret,i ;
+	struct uwsgi_route *ur;
+
+	for(i=0;i<uwsgi->nroutes;i++) {
+
+		//uwsgi_log("checking route %d\n", i);
+		ur = &uwsgi->routes[i];
+		ret = pcre_exec(ur->pattern, ur->pattern_extra, wsgi_req->path_info, wsgi_req->path_info_len, 0, 0, wsgi_req->ovector, (ur->args+1)*3 );
+	
+		if (ret >= 0) {
+			uwsgi_log("found route %d for PATH_INFO=%.*s\n", i, wsgi_req->path_info_len, wsgi_req->path_info);
+			if (ur->action) {
+				ur->action(uwsgi, wsgi_req, ur);
+			}
+			else {
+				uwsgi_route_action_wsgi(uwsgi, wsgi_req, ur);
+			}
+		}
+
+		/* TODO check for errors if < 0 && != NO_MATCH */
+	}
+
+	return ;
+}
+
+void uwsgi_route_action_wsgi(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+
+	int i;
+	PyObject *route_py_callbase, *route_py_dict = NULL;
+
+	uwsgi_log("managing WSGI route...\n");
+        if (ur->callable == NULL) {
+                if (ur->callbase) {
+                        route_py_callbase = PyImport_ImportModule(ur->callbase);
+			if (route_py_callbase == NULL) {
+                        	PyErr_Print();
+                        }
+                        else {
+                        	uwsgi_log("callbase dict ok for %s\n", ur->call);
+                                route_py_dict = PyModule_GetDict(route_py_callbase);
+			}
+		}
+
+		ur->callable = PyDict_GetItemString(route_py_dict, ur->call);
+                if (ur->callable == NULL) {
+                	uwsgi_log("route_py_dict: %p call: %s\n", route_py_dict, ur->call);
+                	PyErr_Print();
+		}
+	}
+
+	// TODO put regex captured groups in WSGI env
+
+	
+	PyObject *ra = PyTuple_New(ur->args);
+	for (i=1;i<=ur->args;i++) {
+                        PyTuple_SetItem(ra, i-1, PyString_FromStringAndSize(
+                                                 wsgi_req->path_info + wsgi_req->ovector[i*2],
+                                                 wsgi_req->ovector[(i*2)+1] - wsgi_req->ovector[i*2]
+                                                  ));
+	}
+
+	PyDict_SetItemString(wsgi_req->async_environ, "x-wsgiorg.uwsgi.route_args", ra);
+	
+	if (ur->callable) {
+		wsgi_req->async_app = ur->callable;
+	}
+	
+}
+
+void uwsgi_route_action_uwsgi(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+
+	PyObject *route_py_callbase, *route_py_dict = NULL ;
+	int i;
+
+	uwsgi_log("managing uwsgi route...\n");
+        if (ur->callable == NULL) {
+        	if (ur->callbase) {
+                	route_py_callbase = PyImport_ImportModule(ur->callbase);
+                                        if (route_py_callbase == NULL) {
+                                                PyErr_Print();
+                                        }
+                                        else {
+                                                uwsgi_log("callbase dict ok for %s\n", ur->call);
+                                                route_py_dict = PyModule_GetDict(route_py_callbase);
+                                        }
+                                }
+
+                                ur->callable = PyDict_GetItemString(route_py_dict, ur->call);
+                                if (ur->callable == NULL) {
+                                        uwsgi_log("route_py_dict: %p call: %s\n", route_py_dict, ur->call);
+                                        PyErr_Print();
+                                }
+
+                                ur->callable_args = PyTuple_New(ur->args+1);
+	}
+
+
+	if (ur->callable) {
+        	uwsgi_log("route callable dict ok: %d\n", ur->args);
+                wsgi_req->async_app = ur->callable;
+                wsgi_req->async_args = ur->callable_args;
+
+                for (i=1;i<=ur->args;i++) {
+                	uwsgi_log("%d\n", i);
+                        uwsgi_log("%d / %d\n", wsgi_req->ovector[i*2], wsgi_req->ovector[(i*2)+1]);
+                        uwsgi_log("%d = %.*s\n", i,wsgi_req->ovector[(i*2)+1] - wsgi_req->ovector[i*2],
+                        		wsgi_req->path_info + wsgi_req->ovector[i*2]);
+                        PyTuple_SetItem(wsgi_req->async_args, i, PyString_FromStringAndSize(
+                                                                                        wsgi_req->path_info + wsgi_req->ovector[i*2],
+                                                                                        wsgi_req->ovector[(i*2)+1] - wsgi_req->ovector[i*2]
+                                                                                        ));
+		}
+
+		uwsgi_log("route callable built\n");
+
+	}
+
+}
+
+#endif

sendfile.c

@@ -0,0 +1,177 @@
+#ifdef UWSGI_SENDFILE
+
+#include "uwsgi.h"
+
+extern struct uwsgi_server uwsgi;
+
+PyObject *py_uwsgi_sendfile(PyObject * self, PyObject * args) {
+
+	struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+
+	if (!PyArg_ParseTuple(args, "O|i:uwsgi_sendfile", &wsgi_req->async_sendfile, &wsgi_req->sendfile_fd_chunk)) {
+                return NULL;
+        }
+
+#ifdef PYTHREE
+        wsgi_req->sendfile_fd = PyObject_AsFileDescriptor(wsgi_req->async_sendfile);
+#else
+        if (PyFile_Check((PyObject *)wsgi_req->async_sendfile)) {
+		Py_INCREF((PyObject *)wsgi_req->async_sendfile);
+                wsgi_req->sendfile_fd = PyObject_AsFileDescriptor(wsgi_req->async_sendfile);
+        }
+#endif
+
+	// PEP 333 hack
+	wsgi_req->sendfile_obj = wsgi_req->async_sendfile;
+	//wsgi_req->sendfile_obj = (void *) PyTuple_New(0);
+
+	Py_INCREF((PyObject *) wsgi_req->sendfile_obj);
+        return (PyObject *) wsgi_req->sendfile_obj;
+}
+
+ssize_t uwsgi_sendfile(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+	int fd = wsgi_req->sendfile_fd ;
+	int sockfd = wsgi_req->poll.fd ;
+        struct stat stat_buf;
+
+	if (!wsgi_req->sendfile_fd_size) {
+
+        	if (fstat(fd, &stat_buf)) {
+                	uwsgi_error("fstat()");
+                	return 0;
+        	}
+        	else {
+                	wsgi_req->sendfile_fd_size = stat_buf.st_size;
+        	}
+	}
+
+        if (wsgi_req->sendfile_fd_size) {
+
+		if (!wsgi_req->sendfile_fd_chunk) wsgi_req->sendfile_fd_chunk = 4096 ;
+
+		return uwsgi_do_sendfile(sockfd, wsgi_req->sendfile_fd, wsgi_req->sendfile_fd_size, wsgi_req->sendfile_fd_chunk, &wsgi_req->sendfile_fd_pos, uwsgi->async);
+
+	}
+
+	return 0;
+}
+
+
+ssize_t uwsgi_do_sendfile(int sockfd, int filefd, size_t filesize, size_t chunk, off_t *pos, int async) {
+
+
+#if defined(__FreeBSD__) || defined(__DragonFly__)
+
+		int sf_ret;
+
+		off_t sf_len = filesize ;
+
+		if (async > 1) {
+			sf_len = chunk;
+			sf_ret = sendfile(filefd, sockfd, *pos, 0, NULL, &sf_len, 0);
+			*pos += sf_len ;
+		}
+		else {
+			sf_ret = sendfile(filefd, sockfd, 0, 0, NULL, &sf_len, 0);
+		}
+
+		 if (sf_ret) {
+                        uwsgi_error("sendfile()");
+                        return 0;
+                }
+
+		return sf_len;
+#elif defined(__APPLE__)
+		int sf_ret;
+		off_t sf_len = filesize ;
+
+		if (async > 1) {
+			sf_len = chunk;
+                	sf_ret = sendfile(filefd, sockfd, *pos, &sf_len, NULL, 0);
+			*pos += sf_len ;
+		}
+		else {
+                	sf_ret = sendfile(filefd, sockfd, 0, &sf_len, NULL, 0);
+		}
+
+		if (sf_ret) {
+                       	uwsgi_error("sendfile()");
+			return 0;
+                }
+
+		return sf_len;
+			
+#elif defined(__linux__) || defined(__sun__)
+		int sf_ret;
+
+		if (async > 1) {
+                	sf_ret = sendfile(sockfd, filefd, pos, chunk);
+		}
+		else {
+                	sf_ret = sendfile(sockfd, filefd, pos, filesize);
+		}
+
+		if (sf_ret < 0) {
+                       	uwsgi_error("sendfile()");
+			return 0;
+                }
+
+		return sf_ret ;
+#else
+		static size_t nosf_buf_size = 0 ;
+		static char *nosf_buf ;
+
+                ssize_t jlen = 0;
+                ssize_t rlen = 0;
+                ssize_t i = 0;
+
+		if (!nosf_buf) {
+			nosf_buf = malloc(chunk);
+		}
+		else if (chunk != nosf_buf_size) {
+			nosf_buf = realloc(nosf_buf, chunk);
+		}
+
+		nosf_buf_size = chunk ;
+
+		if (async > 1) {
+			jlen = read(filefd, nosf_buf, chunk);
+                        if (jlen <= 0) {
+                                uwsgi_error("read()");
+				return 0;
+			}
+			jlen = write(sockfd, nosf_buf, jlen);
+                        if (jlen <= 0) {
+                                uwsgi_error("write()");
+				return 0;
+			}
+			return jlen ;
+		}
+
+                while (i < (int) filesize) {
+                        jlen = read(filefd, nosf_buf, chunk);
+                        if (jlen <= 0) {
+                                uwsgi_error("read()");
+                                break;
+                        }
+                        i += jlen;
+                        jlen = write(sockfd, nosf_buf, jlen);
+                        if (jlen <= 0) {
+                                uwsgi_error("write()");
+                                break;
+                        }
+			rlen += jlen ;
+                }
+
+		return rlen;
+#endif
+
+}
+
+
+
+
+
+
+#endif

setup.py

@@ -3,9 +3,10 @@ import sys
 import uwsgiconfig as uc
 import shutil
 
-from distutils.core import setup, Distribution
-from distutils.command.install import install
-from distutils.command.build_ext import build_ext
+from setuptools import setup
+from setuptools.dist import Distribution
+from setuptools.command.install import install
+from setuptools.command.build_ext import build_ext
 
 class uWSGIBuilder(build_ext):
 
@@ -17,6 +18,9 @@ class uWSGIBuilder(build_ext):
 class uWSGIInstall(install):
 
 	def run(self):
+		# hack, hack and still hack. We need to find a solution for 0.9.6
+		if self.record:
+			record_file = open(self.record,'w')
 		uc.parse_vars()
 		uc.build_uwsgi(sys.prefix + '/bin/' + uc.UWSGI_BIN_NAME)
 
@@ -30,7 +34,7 @@ class uWSGIDistribution(Distribution):
 
 
 setup(name='uWSGI',
-      version='0.9.5',
+      version='0.9.6.1',
       description='The uWSGI server',
       author='Unbit',
       author_email='info@unbit.it',

simple_app.py

@@ -1,3 +1,37 @@
+import uwsgi
+
+print "!!! uWSGI version:", uwsgi.version
+
+def ciao():
+	print "modifica su /tmp"
+
+def ciao2():
+	print "nuovo uwsgi_server"
+
+counter = 0
+
+#if uwsgi.load_plugin(0, 'plugins/example/example_plugin.so', 'ciao'):
+#	print "example plugin loaded"
+#else:
+#	print "unable to load example plugin"
+
+#uwsgi.event_add(uwsgi.EVENT_FILE, "/tmp", ciao)
+#uwsgi.event_add(uwsgi.EVENT_DNSSD, "_uwsgi._tcp", ciao2)
+#uwsgi.event_add(uwsgi.EVENT_TIMER, 1000, ciao2)
+
 def application(env, start_response):
-	start_response('200 Ok', [('Content-type', 'text/plain; charset=UTF-32')])
-	return "hello world"
+
+	global counter
+
+	print env
+	start_response('200 Ok', [('Content-type', 'text/plain')])
+	yield "hello world"
+	yield "hello world2"
+
+	for i in xrange(1,1000):
+		yield str(i)
+
+	yield "\n"
+
+	yield str(counter)
+	counter += 1

simple_app_wsgi2.py

@@ -0,0 +1,9 @@
+
+def mygen(uri):
+	for i in xrange(1,100):
+		yield "ciao %s<br/>" % uri
+
+
+def application(env, start_response = None):
+	return '200 OK',  [('Content-Type', 'text/html')], "<h1>This is the fastest homepage of the world !!!</h1>"
+	#return '200 OK',  [('Content-Type', 'text/html')], mygen(env['PATH_INFO'])

simple_logger.py

@@ -0,0 +1,6 @@
+import uwsgi
+
+def print_logs(ip, port, message):
+	print(ip, port, message)
+
+uwsgi.udp_callable = print_logs

snmp.c

@@ -39,20 +39,27 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
 
 	uint8_t community_len;
 
-	uint64_t snmp_int;
-	uint64_t request_id;
-	uint64_t version;
+	uint64_t snmp_int = 0;
+	uint64_t request_id = 0;
+	uint64_t version = 0;
+
 
 	// KISS for memory management
 	if (size > SNMP_WATERMARK)
 		return;
 	ptr++;
 
+
 	// check total sequence size
 	if (*ptr > SNMP_WATERMARK || *ptr < 13)
 		return;
 	ptr++;
 
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("SNMP packet size: %d\n", size);
+#endif
+
+
 
 	// check snmp version   
 	if (*ptr != SNMP_INTEGER)
@@ -64,6 +71,10 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
 		return;
 	ptr += ptrdelta;
 
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("SNMP version: %d\n", version);
+#endif
+
 
 
 	// check for community string (this must be set from the python vm using uwsgi.snmp_community or with --snmp-community arg)
@@ -85,11 +96,16 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
 	if (memcmp(ptr, uwsgi.shared->snmp_community, community_len))
 		return;
 
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("SNMP community: %.*s\n", community_len, ptr);
+#endif
+
 	ptr += community_len;
 
 	// check for get request
 	if (*ptr != SNMP_GET)
 		return;
+
 	*ptr = SNMP_RES;
 	ptr++;
 	seq1 = ptr;
@@ -105,34 +121,45 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
 	if (*ptr != SNMP_INTEGER)
 		return;
 	ptr++;
+
 	ptrdelta = get_snmp_integer(ptr, &request_id);
 
 
 	if (ptrdelta <= 0)
 		return;
 
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("SNMP request id: %d %p\n", request_id, ptr);
+#endif
+
 	// check here
 	if (ptr + ptrdelta >= buffer + size)
 		return;
 	ptr += ptrdelta;
 
+
 	// get error
 	if (*ptr != SNMP_INTEGER)
 		return;
+
 	ptr++;
+	snmp_int = 0;
 	ptrdelta = get_snmp_integer(ptr, &snmp_int);
+
 	if (ptrdelta <= 0)
 		return;
 	if (ptr + ptrdelta >= buffer + size)
 		return;
 	if (snmp_int != 0)
 		return;
+
 	ptr += ptrdelta;
 
 	// get index
 	if (*ptr != SNMP_INTEGER)
 		return;
 	ptr++;
+	snmp_int = 0;
 	ptrdelta = get_snmp_integer(ptr, &snmp_int);
 	if (ptrdelta <= 0)
 		return;
@@ -143,6 +170,10 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
 		return;
 	ptr += ptrdelta;
 
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("SNMP int [1]: %d\n", snmp_int);
+#endif
+
 	// check for sequence
 	if (*ptr != SNMP_SEQUENCE)
 		return;
@@ -168,6 +199,10 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
 	seq3 = ptr;
 	ptr++;
 
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("SNMP ASN len: %d\n", asnlen);
+#endif
+
 	// is it an OID ?
 	if (*ptr != SNMP_OID)
 		return;
@@ -206,7 +241,7 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
 
 	if (size > 0) {
 		if (sendto(fd, buffer, size, 0, (struct sockaddr *) client_addr, sizeof(struct sockaddr_in)) < 0) {
-			perror("sendto()");
+			uwsgi_error("sendto()");
 		}
 	}
 
@@ -243,11 +278,16 @@ static int get_snmp_integer(uint8_t * ptr, uint64_t * val) {
 	uint16_t tlen;
 	int i, j;
 
+	uint8_t *cval = (uint8_t *) val;
+
 	tlen = *ptr;
 
 	if (tlen > 4)
 		return -1;
 
+#ifdef UWSGI_DEBUG
+	uwsgi_debug("SNMP get integer TLEN %d %p\n", tlen, ptr);
+#endif
 
 	j = 0;
 #ifdef __BIG_ENDIAN__
@@ -255,7 +295,7 @@ static int get_snmp_integer(uint8_t * ptr, uint64_t * val) {
 #else
 	for (i = tlen - 1; i >= 0; i--) {
 #endif
-		val[j] = ptr[1 + i];
+		cval[j] = ptr[1 + i];
 		j++;
 	}
 
@@ -266,7 +306,7 @@ static uint8_t snmp_int_to_snmp(uint64_t snmp_val, uint8_t oid_type, uint8_t * b
 
 	uint8_t tlen;
 	int i, j;
-	uint8_t *ptr = (uint8_t *) & snmp_val;
+	uint8_t *ptr = (uint8_t *) &snmp_val;
 
 
 	// check for counter, counter64 or gauge
@@ -315,7 +355,7 @@ static ssize_t build_snmp_response(uint8_t oid1, uint8_t oid2, uint8_t * buffer,
 	buffer[size - 2] = oid_type;
 	oid_sz = snmp_int_to_snmp(snmp_val, oid_type, buffer + (size - 1));
 
-	if (oid_sz < 0)
+	if (oid_sz < 1)
 		return -1;
 
 	oid_sz--;
@@ -334,7 +374,7 @@ PyObject *py_snmp_counter32(PyObject * self, PyObject * args) {
 	uint8_t oid_num;
 	uint32_t oid_val = 0;
 
-	if (!PyArg_ParseTuple(args, "bi:snmp_set_counter32", &oid_num, &oid_val)) {
+	if (!PyArg_ParseTuple(args, "bI:snmp_set_counter32", &oid_num, &oid_val)) {
 		return NULL;
 	}
 
@@ -358,7 +398,7 @@ PyObject *py_snmp_counter64(PyObject * self, PyObject * args) {
 	uint8_t oid_num;
 	uint64_t oid_val = 0;
 
-	if (!PyArg_ParseTuple(args, "bl:snmp_set_counter64", &oid_num, &oid_val)) {
+	if (!PyArg_ParseTuple(args, "bK:snmp_set_counter64", &oid_num, &oid_val)) {
 		return NULL;
 	}
 
@@ -382,7 +422,7 @@ PyObject *py_snmp_gauge(PyObject * self, PyObject * args) {
 	uint8_t oid_num;
 	uint32_t oid_val = 0;
 
-	if (!PyArg_ParseTuple(args, "bi:snmp_set_gauge", &oid_num, &oid_val)) {
+	if (!PyArg_ParseTuple(args, "bI:snmp_set_gauge", &oid_num, &oid_val)) {
 		return NULL;
 	}
 
@@ -410,11 +450,11 @@ PyObject *py_snmp_community(PyObject * self, PyObject * args) {
 	}
 
 	if (strlen(snmp_community) > 72) {
-		fprintf(stderr, "*** warning the supplied SNMP community string will be truncated to 72 chars ***\n");
+		uwsgi_log( "*** warning the supplied SNMP community string will be truncated to 72 chars ***\n");
 		memcpy(uwsgi.shared->snmp_community, snmp_community, 72);
 	}
 	else {
-		strcpy(uwsgi.shared->snmp_community, snmp_community);
+		memcpy(uwsgi.shared->snmp_community, snmp_community, strlen(snmp_community) + 1);
 	}
 
 	Py_INCREF(Py_True);
@@ -440,7 +480,7 @@ void snmp_init() {
 		Py_DECREF(func);
 	}
 
-	fprintf(stderr, "SNMP python functions initialized.\n");
+	uwsgi_log( "SNMP python functions initialized.\n");
 }
 
 

socket.c

@@ -7,57 +7,71 @@ int bind_to_unix(char *socket_name, int listen_queue, int chmod_socket, int abst
 	int serverfd;
 	struct sockaddr_un *uws_addr;
 
-	fprintf(stderr, "binding on UNIX socket: %s\n", socket_name);
+	uwsgi_log( "binding on UNIX socket: %s\n", socket_name);
 
 	// leave 1 byte for abstract namespace (108 linux -> 104 bsd/mac)
 	if (strlen(socket_name) > 102) {
-		fprintf(stderr, "invalid socket name\n");
+		uwsgi_log( "invalid socket name\n");
 		exit(1);
 	}
 
 	uws_addr = malloc(sizeof(struct sockaddr_un));
 	if (uws_addr == NULL) {
-		perror("malloc()");
+		uwsgi_error("malloc()");
 		exit(1);
 	}
 
 	memset(uws_addr, 0, sizeof(struct sockaddr_un));
 	serverfd = socket(AF_UNIX, SOCK_STREAM, 0);
 	if (serverfd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		exit(1);
 	}
 	if (abstract_socket == 0) {
 		if (unlink(socket_name) != 0 && errno != ENOENT) {
-			perror("unlink()");
+			uwsgi_error("unlink()");
 		}
 	}
 
 	if (abstract_socket == 1) {
-		fprintf(stderr, "setting abstract socket mode (warning: only Linux supports this)\n");
+		uwsgi_log( "setting abstract socket mode (warning: only Linux supports this)\n");
 	}
 
 	uws_addr->sun_family = AF_UNIX;
-	strcpy(uws_addr->sun_path + abstract_socket, socket_name);
-
+	memcpy(uws_addr->sun_path + abstract_socket, socket_name, 102);
+	
+#ifdef __HAIKU__
+    if (bind(serverfd, (struct sockaddr *) uws_addr, sizeof(struct sockaddr_un))) {
+#else
 	if (bind(serverfd, (struct sockaddr *) uws_addr, strlen(socket_name) + abstract_socket + ((void *) uws_addr->sun_path - (void *) uws_addr)) != 0) {
-		perror("bind()");
+#endif
+		uwsgi_error("bind()");
 		exit(1);
 	}
+	
 
 	if (listen(serverfd, listen_queue) != 0) {
-		perror("listen()");
+		uwsgi_error("listen()");
 		exit(1);
 	}
 
 	// chmod unix socket for lazy users
 	if (chmod_socket == 1 && abstract_socket == 0) {
-		fprintf(stderr, "chmod() socket to 666 for lazy and brave users\n");
-		if (chmod(socket_name, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH) != 0) {
-			perror("chmod()");
+		if (uwsgi.chmod_socket_value) {
+			if (chmod(socket_name, uwsgi.chmod_socket_value) != 0) {
+				uwsgi_error("chmod()");
+			}
+		}
+		else {
+			uwsgi_log( "chmod() socket to 666 for lazy and brave users\n");
+			if (chmod(socket_name, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH) != 0) {
+				uwsgi_error("chmod()");
+			}
 		}
 	}
 
+	free(uws_addr);
+
 	return serverfd;
 }
 
@@ -91,15 +105,15 @@ int bind_to_sctp(char *socket_name, int listen_queue, char *sctp_port) {
 
 	serverfd = socket(AF_INET, SOCK_STREAM, IPPROTO_SCTP);
 	if (serverfd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		exit(1);
 	}
 
-	fprintf(stderr, "binding on %d SCTP interfaces on port: %d\n", num_ip, ntohs(uws_addr[0].sin_port));
+	uwsgi_log( "binding on %d SCTP interfaces on port: %d\n", num_ip, ntohs(uws_addr[0].sin_port));
 
 
 	if (sctp_bindx(serverfd, (struct sockaddr *) uws_addr, num_ip, SCTP_BINDX_ADD_ADDR) != 0) {
-		perror("sctp_bindx()");
+		uwsgi_error("sctp_bindx()");
 		exit(1);
 	}
 
@@ -107,11 +121,11 @@ int bind_to_sctp(char *socket_name, int listen_queue, char *sctp_port) {
 	sctp_im.sinit_num_ostreams = 0xFFFF;
 
 	if (setsockopt(serverfd, IPPROTO_SCTP, SCTP_INITMSG, &sctp_im, sizeof(sctp_im))) {
-		perror("setsockopt()");
+		uwsgi_error("setsockopt()");
 	}
 
 	if (listen(serverfd, listen_queue) != 0) {
-		perror("listen()");
+		uwsgi_error("listen()");
 		exit(1);
 	}
 
@@ -125,7 +139,9 @@ int bind_to_udp(char *socket_name) {
 	struct sockaddr_in uws_addr;
 	char *udp_port;
 
+#ifdef UWSGI_MULTICAST
 	struct ip_mreq mc;
+#endif
 
 	udp_port = strchr(socket_name, ':');
 	if (udp_port == NULL) {
@@ -136,42 +152,99 @@ int bind_to_udp(char *socket_name) {
 	memset(&uws_addr, 0, sizeof(struct sockaddr_in));
 	uws_addr.sin_family = AF_INET;
 	uws_addr.sin_port = htons(atoi(udp_port + 1));
-	//uws_addr.sin_addr.s_addr = inet_addr(socket_name);
-	uws_addr.sin_addr.s_addr = INADDR_ANY;
+
+	if (socket_name[0] != 0) {
+		uws_addr.sin_addr.s_addr = inet_addr(socket_name);
+	}
+	else {
+		uws_addr.sin_addr.s_addr = INADDR_ANY;
+	}
+
+	
 
 	serverfd = socket(AF_INET, SOCK_DGRAM, 0);
 	if (serverfd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		return -1;
 	}
 
-	// if multicast is enabled remember to bind to INADDR_ANY
-	mc.imr_multiaddr.s_addr = inet_addr("225.0.0.1");
-	if (socket_name[0] == 0) {
-		mc.imr_interface.s_addr = INADDR_ANY;
-	}
-	else {
-		mc.imr_interface.s_addr = inet_addr(socket_name);
+#ifdef UWSGI_MULTICAST
+	if (uwsgi.multicast_group) {
+		uws_addr.sin_addr.s_addr = INADDR_ANY;
+		// if multicast is enabled remember to bind to INADDR_ANY
+		mc.imr_multiaddr.s_addr = inet_addr(uwsgi.multicast_group);
+		if (socket_name[0] == 0) {
+			mc.imr_interface.s_addr = INADDR_ANY;
+		}
+		else {
+			mc.imr_interface.s_addr = inet_addr(socket_name);
+		}
 	}
+#endif
 
-	fprintf(stderr, "binding on UDP port: %d\n", ntohs(uws_addr.sin_port));
+	uwsgi_log( "binding on UDP port: %d\n", ntohs(uws_addr.sin_port));
 
 	if (bind(serverfd, (struct sockaddr *) &uws_addr, sizeof(uws_addr)) != 0) {
-		perror("bind()");
+		uwsgi_error("bind()");
 		close(serverfd);
 		return -1;
 	}
 
-	fprintf(stderr, "joining uWSGI multicast group: %s:%d\n", "225.0.0.1", ntohs(uws_addr.sin_port));
-	if (setsockopt(serverfd, IPPROTO_IP, IP_ADD_MEMBERSHIP, &mc, sizeof(mc))) {
-		perror("setsockopt()");
+#ifdef UWSGI_MULTICAST
+	if (uwsgi.multicast_group) {
+		uwsgi_log( "joining uWSGI multicast group: %s:%d\n", uwsgi.multicast_group, ntohs(uws_addr.sin_port));
+		if (setsockopt(serverfd, IPPROTO_IP, IP_ADD_MEMBERSHIP, &mc, sizeof(mc))) {
+			uwsgi_error("setsockopt()");
+		}
 	}
+#endif
 
 	return serverfd;
 
 }
 #endif
 
+int uwsgi_connect(char *socket_name, int timeout) {
+
+	char *tcp_port = strchr(socket_name, ':');	
+
+	if (tcp_port) {
+		tcp_port[0] = 0;
+		tcp_port++;
+		return connect_to_tcp(socket_name, atoi(tcp_port), timeout);
+	}
+	
+	return connect_to_unix(socket_name, timeout);
+}
+
+int connect_to_unix(char *socket_name, int timeout) {
+
+	struct pollfd uwsgi_poll;
+        struct sockaddr_un uws_addr;
+
+        memset(&uws_addr, 0, sizeof(struct sockaddr_un));
+
+        uws_addr.sun_family = AF_UNIX;
+        memcpy(uws_addr.sun_path, socket_name, 102);
+
+        uwsgi_poll.fd = socket(AF_UNIX, SOCK_STREAM, 0);
+        if (uwsgi_poll.fd < 0) {
+                uwsgi_error("socket()");
+                return -1;
+        }
+
+        uwsgi_poll.events = POLLIN;
+
+        if (timed_connect(&uwsgi_poll, (const struct sockaddr *) &uws_addr, sizeof(struct sockaddr_un), timeout)) {
+                uwsgi_error("connect()");
+                close(uwsgi_poll.fd);
+                return -1;
+        }
+
+        return uwsgi_poll.fd;
+	
+}
+
 int connect_to_tcp(char *socket_name, int port, int timeout) {
 
 	struct pollfd uwsgi_poll;
@@ -189,16 +262,18 @@ int connect_to_tcp(char *socket_name, int port, int timeout) {
 		uws_addr.sin_addr.s_addr = inet_addr(socket_name);
 	}
 
+	socket_name[strlen(socket_name)] = ':' ;
+
 	uwsgi_poll.fd = socket(AF_INET, SOCK_STREAM, 0);
 	if (uwsgi_poll.fd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		return -1;
 	}
 
 	uwsgi_poll.events = POLLIN;
 
 	if (timed_connect(&uwsgi_poll, (const struct sockaddr *) &uws_addr, sizeof(struct sockaddr_in), timeout)) {
-		perror("connect()");
+		uwsgi_error("connect()");
 		close(uwsgi_poll.fd);
 		return -1;
 	}
@@ -229,38 +304,46 @@ int bind_to_tcp(char *socket_name, int listen_queue, char *tcp_port) {
 
 	serverfd = socket(AF_INET, SOCK_STREAM, 0);
 	if (serverfd < 0) {
-		perror("socket()");
+		uwsgi_error("socket()");
 		exit(1);
 	}
 
 	if (setsockopt(serverfd, SOL_SOCKET, SO_REUSEADDR, (const void *) &reuse, sizeof(int)) < 0) {
-		perror("setsockopt()");
+		uwsgi_error("setsockopt()");
 		exit(1);
 	}
 
 	if (!uwsgi.no_defer_accept) {
 
-#ifdef TCP_DEFER_ACCEPT
+#ifdef __linux__
 		if (setsockopt(serverfd, IPPROTO_TCP, TCP_DEFER_ACCEPT, &uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT], sizeof(int))) {
-			perror("setsockopt()");
+			uwsgi_error("setsockopt()");
 		}
-		else {
-			fprintf(stderr, "TCP_DEFER_ACCEPT enabled.\n");
+// OSX has no SO_ACCEPTFILTER !!!
+#elif defined(__freebsd__)
+		struct  accept_filter_arg afa;
+		strcpy(afa.af_name, "dataready");
+		afa.af_arg[0] = 0;
+		if (setsockopt(serverfd, SOL_SOCKET, SO_ACCEPTFILTER, &afa, sizeof(struct  accept_filter_arg))) {
+			uwsgi_error("setsockopt()");
 		}
 #endif
 
 	}
 
 
-	fprintf(stderr, "binding on TCP port: %d\n", ntohs(uws_addr.sin_port));
+	uwsgi_log( "binding on TCP port: %d\n", ntohs(uws_addr.sin_port));
 
 	if (bind(serverfd, (struct sockaddr *) &uws_addr, sizeof(uws_addr)) != 0) {
-		perror("bind()");
+		if (errno == EADDRINUSE) {
+			uwsgi_log("probably another instance of uWSGI is running on the same address.\n");
+		}
+		uwsgi_error("bind()");
 		exit(1);
 	}
 
 	if (listen(serverfd, listen_queue) != 0) {
-		perror("listen()");
+		uwsgi_error("listen()");
 		exit(1);
 	}
 
@@ -278,12 +361,12 @@ int timed_connect(struct pollfd *fdpoll, const struct sockaddr *addr, int addr_s
 
 	arg = fcntl(fdpoll->fd, F_GETFL, NULL);
 	if (arg < 0) {
-		perror("fcntl()");
+		uwsgi_error("fcntl()");
 		return -1;
 	}
 	arg |= O_NONBLOCK;
 	if (fcntl(fdpoll->fd, F_SETFL, arg) < 0) {
-		perror("fcntl()");
+		uwsgi_error("fcntl()");
 		return -1;
 	}
 
@@ -299,13 +382,13 @@ int timed_connect(struct pollfd *fdpoll, const struct sockaddr *addr, int addr_s
 			cnt = poll(fdpoll, 1, timeout * 1000);
 			/* check for errors */
 			if (cnt < 0 && errno != EINTR) {
-				perror("poll()");
+				uwsgi_error("poll()");
 				return -1;
 			}
 			/* something hapened on the socket ... */
 			else if (cnt > 0) {
 				if (getsockopt(fdpoll->fd, SOL_SOCKET, SO_ERROR, (void *) (&soopt), &solen) < 0) {
-					perror("getsockopt()");
+					uwsgi_error("getsockopt()");
 					return -1;
 				}
 				/* is something bad ? */
@@ -326,7 +409,7 @@ int timed_connect(struct pollfd *fdpoll, const struct sockaddr *addr, int addr_s
 	/* re-set blocking socket */
 	arg &= (~O_NONBLOCK);
 	if (fcntl(fdpoll->fd, F_SETFL, arg) < 0) {
-		perror("fcntl()");
+		uwsgi_error("fcntl()");
 		return -1;
 	}
 

spooler.c

@@ -1,13 +1,8 @@
 #ifdef UWSGI_SPOOLER
 #include "uwsgi.h"
 
-#include <dirent.h>
 
-
-extern char *spool_dir;
-
-
-int spool_request(char *filename, int rn, char *buffer, int size) {
+int spool_request(struct uwsgi_server *uwsgi, char *filename, int rn, char *buffer, int size) {
 
 	char hostname[256 + 1];
 	struct timeval tv;
@@ -15,7 +10,7 @@ int spool_request(char *filename, int rn, char *buffer, int size) {
 	struct uwsgi_header uh;
 
 	if (gethostname(hostname, 256)) {
-		perror("gethostname()");
+		uwsgi_error("gethostname()");
 		return 0;
 	}
 
@@ -23,22 +18,22 @@ int spool_request(char *filename, int rn, char *buffer, int size) {
 
 	hostname[256] = 0;
 
-	if (snprintf(filename, 1024, "%s/uwsgi_spoolfile_on_%s_%d_%d_%llu_%llu", spool_dir, hostname, getpid(), rn, (unsigned long long) tv.tv_sec, (unsigned long long) tv.tv_usec) <= 0) {
+	if (snprintf(filename, 1024, "%s/uwsgi_spoolfile_on_%s_%d_%d_%llu_%llu", uwsgi->spool_dir, hostname, (int) getpid(), rn, (unsigned long long) tv.tv_sec, (unsigned long long) tv.tv_usec) <= 0) {
 		return 0;
 	}
 
 	fd = open(filename, O_CREAT | O_EXCL | O_WRONLY, S_IRUSR | S_IWUSR);
 	if (fd < 0) {
-		perror("open()");
+		uwsgi_error("open()");
 		return 0;
 	}
 
 #ifdef __sun__
 	if (lockf(fd, F_LOCK, 0)) {
-		perror("lockf()");
+		uwsgi_error("lockf()");
 #else
 	if (flock(fd, LOCK_EX)) {
-		perror("flock()");
+		uwsgi_error("flock()");
 #endif
 		close(fd);
 		return 0;
@@ -61,51 +56,47 @@ int spool_request(char *filename, int rn, char *buffer, int size) {
 
 	close(fd);
 
-	fprintf(stderr, "written %d bytes to spool file %s.\n", size + 4, filename);
+	uwsgi_log( "written %d bytes to spool file %s\n", size + 4, filename);
 
 	return 1;
 
 
       clear:
 
-	perror("write()");
+	uwsgi_error("write()");
 	unlink(filename);
 	close(fd);
 	return 0;
 }
 
-void spooler(PyObject * uwsgi_module) {
+void spooler(struct uwsgi_server *uwsgi, PyObject * uwsgi_module_dict) {
 	DIR *sdir;
 	struct dirent *dp;
-	PyObject *uwsgi_module_dict, *spooler_callable, *spool_result, *spool_tuple, *spool_env;
+	PyObject *spooler_callable, *spool_result, *spool_tuple, *spool_env;
 	int spool_fd;
 	uint16_t uwstrlen;
 	int rlen = 0;
 	int datasize;
 
+	// prevent process blindly reading stdin to make mess
+	int nullfd;
+
 	struct uwsgi_header uh;
 
 	char *key;
 	char *val;
 
-	uwsgi_module_dict = PyModule_GetDict(uwsgi_module);
-	if (!uwsgi_module_dict) {
-		fprintf(stderr, "could not get uwsgi module __dict__\n");
-		exit(1);
-	}
-
-
 	spool_tuple = PyTuple_New(1);
 
 	if (!spool_tuple) {
-		fprintf(stderr, "could not create spooler tuple.\n");
+		uwsgi_log( "could not create spooler tuple.\n");
 		exit(1);
 	}
 
 
 	spool_env = PyDict_New();
 	if (!spool_env) {
-		fprintf(stderr, "could not create spooler env.\n");
+		uwsgi_log( "could not create spooler env.\n");
 		exit(1);
 	}
 
@@ -113,18 +104,38 @@ void spooler(PyObject * uwsgi_module) {
 		PyErr_Print();
 		exit(1);
 	}
-
-	if (chdir(spool_dir)) {
-		perror("chdir()");
+	
+	if (chdir(uwsgi->spool_dir)) {
+		uwsgi_error("chdir()");
 		exit(1);
 	}
 
 	// asked by Marco Beri
-	fprintf(stderr, "lowering spooler priority to %d\n", PRIO_MAX);
+	
+#ifdef __HAIKU__
+	uwsgi_log( "lowering spooler priority to %d\n", B_LOW_PRIORITY);
+	set_thread_priority(find_thread(NULL), B_LOW_PRIORITY);
+#else
+	uwsgi_log( "lowering spooler priority to %d\n", PRIO_MAX);
 	setpriority(PRIO_PROCESS, getpid(), PRIO_MAX);
+#endif
+
+	nullfd = open("/dev/null", O_RDONLY);
+        if (nullfd < 0) {
+                uwsgi_error("open()");
+                exit(1);
+        }
+
+        if (nullfd != 0) {
+                dup2(nullfd, 0);
+		close(nullfd);
+        }
 
 	for (;;) {
-		sdir = opendir(".");
+
+		sleep(uwsgi->shared->spooler_frequency);
+
+		sdir = opendir(uwsgi->spool_dir);
 		if (sdir) {
 			while ((dp = readdir(sdir)) != NULL) {
 				if (!strncmp("uwsgi_spoolfile_on_", dp->d_name, 19)) {
@@ -136,33 +147,33 @@ void spooler(PyObject * uwsgi_module) {
 						continue;
 					}
 					if (!access(dp->d_name, R_OK | W_OK)) {
-						fprintf(stderr, "managing spool request %s...\n", dp->d_name);
+						uwsgi_log( "managing spool request %s ...\n", dp->d_name);
 
 						spooler_callable = PyDict_GetItemString(uwsgi_module_dict, "spooler");
 						if (!spooler_callable) {
-							fprintf(stderr, "you have to define uwsgi.spooler to use the spooler !!!\n");
+							uwsgi_log( "you have to define uwsgi.spooler to use the spooler !!!\n");
 							continue;
 						}
 
 						spool_fd = open(dp->d_name, O_RDONLY);
 						if (spool_fd < 0) {
-							perror("open()");
+							uwsgi_error("open()");
 							continue;
 						}
 
 #ifdef __sun__
 						if (lockf(spool_fd, F_LOCK, 0)) {
-							perror("lockf()");
+							uwsgi_error("lockf()");
 #else
 						if (flock(spool_fd, LOCK_EX)) {
-							perror("flock()");
+							uwsgi_error("flock()");
 #endif
 							close(spool_fd);
 							continue;
 						}
 
 						if (read(spool_fd, &uh, 4) != 4) {
-							perror("read()");
+							uwsgi_error("read()");
 							close(spool_fd);
 							continue;
 						}
@@ -176,7 +187,7 @@ void spooler(PyObject * uwsgi_module) {
 						while (datasize < uh.pktsize) {
 							rlen = read(spool_fd, &uwstrlen, 2);
 							if (rlen != 2) {
-								perror("read()");
+								uwsgi_error("read()");
 								goto next_spool;
 							}
 							datasize += rlen;
@@ -185,12 +196,12 @@ void spooler(PyObject * uwsgi_module) {
 							if (uwstrlen > 0) {
 								key = malloc(uwstrlen + 1);
 								if (!key) {
-									perror("malloc()");
+									uwsgi_error("malloc()");
 									goto retry_later;
 								}
 								rlen = read(spool_fd, key, uwstrlen);
 								if (rlen != uwstrlen) {
-									perror("read()");
+									uwsgi_error("read()");
 									free(key);
 									goto next_spool;
 								}
@@ -200,7 +211,7 @@ void spooler(PyObject * uwsgi_module) {
 
 								rlen = read(spool_fd, &uwstrlen, 2);
 								if (rlen != 2) {
-									perror("read()");
+									uwsgi_error("read()");
 									free(key);
 									goto next_spool;
 								}
@@ -210,13 +221,13 @@ void spooler(PyObject * uwsgi_module) {
 									val = malloc(uwstrlen + 1);
 									if (!val) {
 										free(key);
-										perror("malloc()");
+										uwsgi_error("malloc()");
 										goto retry_later;
 									}
 
 									rlen = read(spool_fd, val, uwstrlen);
 									if (rlen != uwstrlen) {
-										perror("read()");
+										uwsgi_error("read()");
 										free(key);
 										goto next_spool;
 									}
@@ -241,28 +252,28 @@ void spooler(PyObject * uwsgi_module) {
 						}
 
 
-						spool_result = PyEval_CallObject(spooler_callable, spool_tuple);
+						spool_result = python_call(spooler_callable, spool_tuple, 0);
 						if (!spool_result) {
 							PyErr_Print();
-							fprintf(stderr, "error detected. spool request canceled.\n");
+							uwsgi_log( "error detected. spool request canceled.\n");
 							goto next_spool;
 						}
 						if (PyInt_Check(spool_result)) {
 							if (PyInt_AsLong(spool_result) == 17) {
 								Py_DECREF(spool_result);
-								fprintf(stderr, "retry this task later...\n");
+								uwsgi_log( "retry this task later...\n");
 								goto retry_later;
 							}
 						}
 
 						Py_DECREF(spool_result);
 
-						fprintf(stderr, "done with task/spool %s\n", dp->d_name);
+						uwsgi_log( "done with task/spool %s\n", dp->d_name);
 					      next_spool:
 
 						if (unlink(dp->d_name)) {
-							perror("unlink");
-							fprintf(stderr, "something horrible happened to the spooler. Better to kill it.\n");
+							uwsgi_error("unlink");
+							uwsgi_log( "something horrible happened to the spooler. Better to kill it.\n");
 							exit(1);
 						}
 					      retry_later:
@@ -274,11 +285,9 @@ void spooler(PyObject * uwsgi_module) {
 			closedir(sdir);
 		}
 		else {
-			perror("opendir()");
+			uwsgi_error("opendir()");
 		}
 
-		/* TODO spooler frequency user-configurable */
-		sleep(5);
 	}
 }
 
@@ -287,30 +296,30 @@ int uwsgi_request_spooler(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_
 	int i;
 	char spool_filename[1024];
 
-	if (spool_dir == NULL) {
-		fprintf(stderr, "the spooler is inactive !!!...skip\n");
-		wsgi_req->modifier = 255;
-		wsgi_req->size = 0;
-		wsgi_req->modifier_arg = 0;
-		i = write(uwsgi->poll.fd, wsgi_req, 4);
+	if (uwsgi->spool_dir == NULL) {
+		uwsgi_log( "the spooler is inactive !!!...skip\n");
+		wsgi_req->uh.modifier1 = 255;
+		wsgi_req->uh.pktsize = 0;
+		wsgi_req->uh.modifier2 = 0;
+		i = write(wsgi_req->poll.fd, wsgi_req, 4);
 		if (i != 4) {
-			perror("write()");
+			uwsgi_error("write()");
 		}
 		return -1;
 	}
 
-	fprintf(stderr, "managing spool request...\n");
-	i = spool_request(spool_filename, uwsgi->workers[0].requests + 1, uwsgi->buffer, wsgi_req->size);
-	wsgi_req->modifier = 255;
-	wsgi_req->size = 0;
+	uwsgi_log( "managing spool request...\n");
+	i = spool_request(uwsgi, spool_filename, uwsgi->workers[0].requests + 1, wsgi_req->buffer, wsgi_req->uh.pktsize);
+	wsgi_req->uh.modifier1 = 255;
+	wsgi_req->uh.pktsize = 0;
 	if (i > 0) {
-		wsgi_req->modifier_arg = 1;
-		if (write(uwsgi->poll.fd, wsgi_req, 4) != 4) {
-			fprintf(stderr, "disconnected client, remove spool file.\n");
+		wsgi_req->uh.modifier2 = 1;
+		if (write(wsgi_req->poll.fd, wsgi_req, 4) != 4) {
+			uwsgi_log( "disconnected client, remove spool file.\n");
 			/* client disconnect, remove spool file */
 			if (unlink(spool_filename)) {
-				perror("unlink()");
-				fprintf(stderr, "something horrible happened !!! check your spooler ASAP !!!\n");
+				uwsgi_error("unlink()");
+				uwsgi_log( "something horrible happened !!! check your spooler ASAP !!!\n");
 				goodbye_cruel_world();
 			}
 		}
@@ -318,10 +327,10 @@ int uwsgi_request_spooler(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_
 	}
 	else {
 		/* announce a failed spool request */
-		wsgi_req->modifier_arg = 0;
-		i = write(uwsgi->poll.fd, wsgi_req, 4);
+		wsgi_req->uh.modifier2 = 0;
+		i = write(wsgi_req->poll.fd, wsgi_req, 4);
 		if (i != 4) {
-			perror("write()");
+			uwsgi_error("write()");
 		}
 	}
 

stackless.c

@@ -0,0 +1,143 @@
+#ifdef UWSGI_STACKLESS
+
+#include "uwsgi.h"
+
+extern struct uwsgi_server uwsgi;
+
+struct wsgi_request* find_request_by_tasklet(PyTaskletObject *tasklet) {
+
+        int i ;
+        for(i=0;i<uwsgi.async;i++) {
+                if (uwsgi.stackless_table[i]->tasklet == tasklet) {
+                        return uwsgi.stackless_table[i]->wsgi_req;
+                }
+        }
+
+        return NULL;
+}
+
+
+PyObject *py_uwsgi_stackless_worker(PyObject * self, PyObject * args) {
+
+	PyThreadState *ts = PyThreadState_GET();
+        struct wsgi_request *wsgi_req = find_request_by_tasklet(ts->st.current);
+	PyObject *zero;
+
+	int async_id = wsgi_req->async_id;
+
+	//uwsgi_log("i am the tasklet worker\n");
+
+	for(;;) {
+
+		// wait for request
+		zero = PyChannel_Receive(uwsgi.workers_channel);
+
+		wsgi_req_setup(wsgi_req, async_id);
+		
+                if (wsgi_req_accept(uwsgi.serverfd, wsgi_req)) {
+                        continue;
+                }
+
+		if (wsgi_req_recv(wsgi_req)) {
+			continue;
+		}
+
+		uwsgi_close_request(&uwsgi, wsgi_req);
+
+
+	}
+
+}
+
+PyMethodDef uwsgi_stackless_worker[] = { {"uwsgi_stackless_worker", py_uwsgi_stackless_worker, METH_VARARGS, ""} };
+
+void stackless_init(struct uwsgi_server *uwsgi) {
+
+	int i;
+	struct wsgi_request* wsgi_req = uwsgi->wsgi_requests ;
+
+	PyObject *tasklet_worker = PyCFunction_New(uwsgi_stackless_worker, NULL);
+
+	uwsgi->workers_channel  = PyChannel_New(NULL);
+
+	uwsgi->stackless_table = malloc( sizeof(struct stackless_req*) * uwsgi->async);
+        if (!uwsgi->stackless_table) {
+        	uwsgi_error("malloc()");
+                exit(1);
+        }
+        for(i=0;i<uwsgi->async;i++) {
+        	uwsgi->stackless_table[i] = malloc(sizeof(struct stackless_req));
+                if (!uwsgi->stackless_table[i]) {
+                	uwsgi_error("malloc()");
+                        exit(1);
+                }
+		memset(uwsgi->stackless_table[i], 0, sizeof(struct stackless_req));
+	}
+
+	uwsgi_log("initializing %d tasklet...", uwsgi->async);
+
+	// creating uwsgi->async tasklets
+	for(i=0;i<uwsgi->async;i++) {
+		wsgi_req->tasklet = PyTasklet_New(NULL, tasklet_worker);
+		uwsgi->stackless_table[i]->tasklet = wsgi_req->tasklet;
+		uwsgi->stackless_table[i]->wsgi_req = wsgi_req;
+		// useless for now, it will be used for I/O or other messaging
+		uwsgi->stackless_table[i]->channel = NULL;
+		wsgi_req->async_id = i ;
+
+		PyTasklet_Setup(wsgi_req->tasklet, PyTuple_New(0), NULL);
+		//PyTasklet_Run(wsgi_req->tasklet);
+		wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+	}
+
+	uwsgi_log("done\n");
+}
+
+void stackless_loop(struct uwsgi_server *uwsgi) {
+
+	int i;
+	PyTaskletObject *int_tasklet;
+
+	// tasklets main loop
+	for(;;) {
+		//uwsgi->async_running = -1 ;
+		//if (PyStackless_GetRunCount() > 0) {
+			uwsgi->async_running = 0 ;
+		//}
+		uwsgi->async_nevents = async_wait(uwsgi->async_queue, uwsgi->async_events, uwsgi->async, uwsgi->async_running, 0);
+
+                if (uwsgi->async_nevents < 0) {
+                        continue;
+                }
+
+		for(i=0; i<uwsgi->async_nevents;i++) {
+
+                        if (uwsgi->async_events[i].ASYNC_FD == uwsgi->serverfd) {
+				//pass the connection to the first available tasklet
+				uwsgi_log("sending new connection...\n");
+				PyChannel_Send(uwsgi->workers_channel, Py_True);
+			}
+
+		}
+
+		/*
+		if (PyStackless_GetRunCount() > 0) {
+			PyStackless_Schedule(Py_None, 0);
+		}
+		*/
+
+		PyStackless_RunWatchdogEx( 10, PY_WATCHDOG_TOTALTIMEOUT);
+
+		//int_tasklet = (PyTaskletObject *) PyStackless_RunWatchdog( 1000 );
+		/*
+		uwsgi_log("done watchdog %p\n", int_tasklet);
+		if (!PyTasklet_IsCurrent(int_tasklet)) {
+			uwsgi_log("re-insert: %d\n", 1);// PyTasklet_Insert(int_tasklet));
+		}
+		uwsgi_log("recycle\n");
+		*/
+	}
+
+}
+
+#endif

staticfile.py

@@ -1,4 +0,0 @@
-def application(environ, start_response):
-	start_response('200 OK', [('Content-Type', 'image/png')])
-	fd = open('logo_uWSGI.png','r')
-	return environ['wsgi.file_wrapper'](fd, 4096)

test.psgi

@@ -0,0 +1,11 @@
+use strict;
+use warnings;
+
+my $app = sub {
+      my $env = shift;
+      return [
+          '200',
+          [ 'Content-Type' => 'text/plain' ],
+          [ "Hello World\r\n", $env->{'REQUEST_URI'} ],
+      ];
+};

testapp.py

@@ -10,7 +10,7 @@ os.environ['DJANGO_SETTINGS_MODULE'] = 'mysite.settings'
 
 #import django.core.handlers.wsgi
 
-uwsgi.load_plugin(0, "plugins/example/example_plugin.so", "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAa")
+#uwsgi.load_plugin(0, "plugins/example/example_plugin.so", "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAa")
 
 from threading import Thread
 
@@ -154,7 +154,7 @@ def reload(env, start_response):
 		#print w
 		#print w['running_time']
 		if w is not None:
-			yield '<tr><td>'+ str(w['id']) +'</td><td>' + str(w['pid']) + '</td><td>' + str(w['in_request']) + '</td><td>' + str(w['requests']) + '</td><td>' + str(w['running_time']) + '</td><td>' + str(w['vsz']) + '</td><td>' + str(w['rss']) + '</td></tr>'
+			yield '<tr><td>'+ str(w['id']) +'</td><td>' + str(w['pid']) + '</td><td>' + str(w['pid']) + '</td><td>' + str(w['requests']) + '</td><td>' + str(w['running_time']) + '</td><td>' + str(w['vsz']) + '</td><td>' + str(w['rss']) + '</td></tr>'
 			print w
 	
 	yield '</table>'

tests/cpubound_async.py

@@ -0,0 +1,6 @@
+import time
+
+def application(env, start_response):
+	start_response( '200 OK', [ ('Content-Type','text/html') ])
+	for i in range(1,1000):
+		yield "<h1>%s at %s</h1>" % (i, str(time.time()))

tests/cpubound_green.py

@@ -0,0 +1,15 @@
+import uwsgi
+import time
+
+def application(env, start_response):
+	counter = 0
+	start_response( '200 OK', [ ('Content-Type','text/html') ])
+	start_time = time.time()
+	for i in range(1,100000):
+		uwsgi.green_schedule()
+		# print every 100
+		if i % 100 == 0:
+			yield "<h1>%d</h1>\n" % i
+		counter = counter + i
+
+	yield "<h1>%d cycles after %d</h1>\n" % (counter, time.time() - start_time)

tests/cpubound_stackless.py

@@ -0,0 +1,14 @@
+import time
+import stackless
+
+def application(env, start_response):
+	start_response( '200 OK', [ ('Content-Type','text/html') ])
+	#print env
+	for i in range(1,100000):
+		#print i
+		yield "<h1>%s at %s</h1>\n" % (i, str(time.time()))
+		#schedule every 2
+		if i % 2 == 0:
+			stackless.schedule()
+
+	print "DONE AT %d" % i

tests/fileserve_async.py

@@ -0,0 +1,17 @@
+import sys
+import mimetypes
+
+basedir = sys.argv[1]
+mimetypes.init()
+
+
+def application(environ, start_response):
+	
+	filename = basedir + environ['PATH_INFO']
+	(content_type, encoding) = mimetypes.guess_type(filename)
+	if not content_type:
+		content_type = 'text/plain'
+
+	start_response('200 OK', [('Content-Type', content_type)])
+	fd = open(filename,'r')
+	yield environ['wsgi.file_wrapper'](fd, 32*1024)

tests/grunter.py

@@ -0,0 +1,22 @@
+import uwsgi
+import time
+
+def application(env, start_response):
+
+	start_response('200 Ok', [ ('Content-Type','text/html') ] )
+
+	yield "I am the worker %d<br/>" % uwsgi.worker_id()
+
+	grunt = uwsgi.grunt()
+	
+	if grunt is None:
+		print "worker %d detached" % uwsgi.worker_id()
+	else:
+		yield "And now i am the grunt with a fix worker id of %d<br/>" % uwsgi.worker_id()
+		time.sleep(2)
+		yield "Now, i will start a very slow task...<br/>"
+		for i in xrange(1,10):
+			yield "waiting for %d seconds<br/>" % i
+			time.sleep(i)
+	
+		

tests/iobound_async.py

@@ -0,0 +1,43 @@
+import socket
+import select
+import errno
+
+def send_request(env, client):
+
+	client.setblocking(1)
+
+	client.send(b"GET /intl/it_it/images/logo.gif HTTP/1.0\r\n")
+	client.send(b"Host: www.google.it\r\n\r\n")
+
+	while 1:
+		yield env['x-wsgiorg.fdevent.readable'](client.fileno(), 10)
+		buf = client.recv(4096)
+		if len(buf) == 0:
+			break
+		else:
+			yield buf
+
+
+def application(env, start_response):
+
+	s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+	s.setblocking(0)
+
+	#env['x-wsgiorg.fdevent.readable'] = lambda fd,t: ""
+	#env['x-wsgiorg.fdevent.writable'] = lambda fd,t: ""
+
+	#yield ""
+
+	c = s.connect_ex(('www.google.it', 80))
+	if c == errno.EINPROGRESS:
+		yield env['x-wsgiorg.fdevent.writable'](s.fileno(), 10)
+		for r in send_request(env, s):
+			yield r
+	elif c == errno.EISCONN: 
+		for r in send_request(env, s):
+			yield r
+	else:
+		start_response( '500 Internal Server Error', [ ('Content-Type', 'text/html')])
+		yield "Internal Server Error"
+
+	s.close()

tests/iobound_green.py

@@ -0,0 +1,41 @@
+import uwsgi
+import socket
+import errno
+
+def send_request(env, client):
+
+	client.setblocking(1)
+
+	client.send(b"GET /intl/it_it/images/logo.gif HTTP/1.0\r\n")
+	client.send(b"Host: www.google.it\r\n\r\n")
+
+	uwsgi.green_schedule()
+
+	while 1:
+		uwsgi.green_wait_fdread(client.fileno(), 10)
+		buf = client.recv(4096)
+		if len(buf) == 0:
+			break
+		else:
+			yield buf
+
+
+def application(env, start_response):
+
+	s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+	s.setblocking(0)
+
+	c = s.connect_ex(('74.125.77.104', 80))
+	if c == errno.EINPROGRESS:
+		uwsgi.green_wait_fdwrite(s.fileno(), 10)
+		for r in send_request(env, s):
+			yield r
+	elif c == errno.EISCONN: 
+		for r in send_request(env, s):
+			yield r
+	else:
+		uwsgi.green_schedule()
+		start_response( '500 Internal Server Error', [ ('Content-Type', 'text/html')])
+		yield "Internal Server Error"
+
+	s.close()

tests/mako_ugreen.py

@@ -0,0 +1,19 @@
+import uwsgi
+
+from mako.template import Template
+import time
+
+
+def application(env, start_response):
+	start_response( '200 OK', [ ('Content-Type','text/html') ])
+
+	mytemplate = Template("<h1>I am Mako at ${thetime}</h1>")
+	uwsgi.green_schedule()
+
+	yield mytemplate.render(thetime = time.time() )
+
+	for i in range(1, 100):
+		mytemplate = Template("Iteration ${thei} at ${thetime}<br/>")
+		uwsgi.green_schedule()
+		yield mytemplate.render(thei = i, thetime = time.time() )
+	

tests/psycogreen_green.py

@@ -0,0 +1,45 @@
+import uwsgi
+import psycopg2
+
+
+def ugreen_wait_callback(conn, timeout=-1):
+	"""A wait callback useful to allow uWSGI/uGreen to work with Psycopg."""
+	while True:
+		state = conn.poll()
+		if state == psycopg2.extensions.POLL_OK:
+			break
+		elif state == psycopg2.extensions.POLL_READ:
+			uwsgi.green_wait_fdread(conn.fileno())
+		elif state == psycopg2.extensions.POLL_WRITE:
+			uwsgi.green_wait_fdwrite(conn.fileno())
+		else:
+			raise Exception("Unexpected result from poll: %r", state)
+
+			
+
+# set the wait callback
+psycopg2.extensions.set_wait_callback(ugreen_wait_callback)
+
+
+def application(env, start_response):
+
+	start_response('200 Ok', [('Content-type', 'text/html')])
+
+	# connect
+	conn = psycopg2.connect("dbname=prova user=postgres")
+	# get cursor
+	curs = conn.cursor()
+
+	yield "<table>"
+
+	# run query
+	curs.execute("SELECT * FROM tests")
+
+	while True:
+		row = curs.fetchone()
+		if not row: break
+		yield "<tr><td>%s</td></tr>" % str(row)
+
+	yield "</table>"
+
+	conn.close()

tests/psycopg2_green.py

@@ -0,0 +1,50 @@
+import uwsgi
+import psycopg2
+
+def async_wait(conn):
+	# conn can be a connection or a cursor
+	if not hasattr(conn, 'poll'):
+		conn = conn.connection
+	
+	# interesting part: suspend until ready
+	while True:
+		state = conn.poll()
+		if state == psycopg2.extensions.POLL_OK:
+			break
+		elif state == psycopg2.extensions.POLL_READ:
+			uwsgi.green_wait_fdread(conn.fileno())
+		elif state == psycopg2.extensions.POLL_WRITE:
+			uwsgi.green_wait_fdwrite(conn.fileno())
+		else:
+			raise Exception("Unexpected result from poll: %r", state)
+
+			
+
+
+
+def application(env, start_response):
+
+	start_response('200 Ok', [('Content-type', 'text/html')])
+
+	conn = psycopg2.connect("dbname=prova user=postgres", async=True)
+
+	# suspend until connection
+	async_wait(conn)
+
+	curs = conn.cursor()
+
+	yield "<table>"
+
+	curs.execute("SELECT * FROM tests")
+
+	# suspend until result
+	async_wait(curs)
+
+	while True:
+		row = curs.fetchone()
+		if not row: break
+		yield "<tr><td>%s</td></tr>" % str(row)
+
+	yield "</table>"
+
+	conn.close()

tests/sleeping_async.py

@@ -0,0 +1,9 @@
+import uwsgi
+
+sleepvalue = 5 ;
+
+def application(env, start_response):
+        start_response('200 Ok', [('Content-type', 'text/html')])
+	yield uwsgi.async_sleep(sleepvalue)
+	#print "TIMEOUT: ", env['x-wsgiorg.fdevent.timeout']
+	yield "<h1>Hello World after %d seconds</h1>" % sleepvalue

tests/sleeping_green.py

@@ -0,0 +1,14 @@
+import uwsgi
+import time
+
+
+def application(env, start_response):
+	sleepvalue = 5 ;
+	if env.has_key('QUERY_STRING'):
+		if env['QUERY_STRING'] != '':
+			sleepvalue = int(env['QUERY_STRING'])
+        start_response('200 Ok', [('Content-type', 'text/html')])
+	start_at = time.time()	
+	uwsgi.green_sleep(sleepvalue)
+	#print "TIMEOUT: ", env['x-wsgiorg.fdevent.timeout']
+	yield "<h1>Hello World after %s seconds</h1>" % str(time.time() - start_at)

tests/staticfile.py

@@ -0,0 +1,20 @@
+import sys
+
+content_type = 'image/png'
+filename = 'logo_uWSGI.png'
+
+try:
+	filename = sys.argv[1]
+except:
+	pass
+
+try:
+	content_type = sys.argv[2]
+except:
+	pass
+
+def application(environ, start_response):
+
+	start_response('200 OK', [('Content-Type', content_type)])
+	fd = open(filename,'r')
+	yield environ['wsgi.file_wrapper'](fd, 32*1024)

ugreen.c

@@ -0,0 +1,456 @@
+#ifdef UWSGI_UGREEN
+
+/* uGreen -> uWSGI green threads */
+
+#include "uwsgi.h"
+
+#define UGREEN_DEFAULT_STACKSIZE 256*1024
+
+extern struct uwsgi_server uwsgi;
+
+void u_green_write_all(struct uwsgi_server *uwsgi, char *data, size_t len) {
+
+        struct wsgi_request *wsgi_req = uwsgi->wsgi_requests ;
+        int i;
+        ssize_t rlen ;
+
+        for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_status == UWSGI_PAUSED) {
+                        rlen = write(wsgi_req->poll.fd, data, len);
+                        if (rlen < 0) {
+                                uwsgi_error("write()");
+				// mark core as plagued
+				wsgi_req->async_plagued = 1 ;
+                        }
+                        else {
+                                wsgi_req->response_size += rlen ;
+                        }
+                }
+                wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        }
+}
+
+void u_green_unpause_all(struct uwsgi_server *uwsgi) {
+
+        struct wsgi_request *wsgi_req = uwsgi->wsgi_requests ;
+        int i;
+
+        for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_status == UWSGI_PAUSED) {
+                        wsgi_req->async_status = UWSGI_AGAIN;
+                        wsgi_req->async_timeout = 0;
+                }
+                wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        }
+}
+
+
+static int u_green_blocking(struct uwsgi_server *uwsgi) {
+        struct wsgi_request* wsgi_req = uwsgi->wsgi_requests ;
+        int i ;
+
+        for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_status != UWSGI_ACCEPTING && wsgi_req->async_status != UWSGI_PAUSED && wsgi_req->async_waiting_fd == -1 && !wsgi_req->async_timeout) {
+                        return 0 ;
+                }
+                wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        }
+
+        return -1 ;
+}
+
+inline static void u_green_schedule_to_main(struct uwsgi_server *uwsgi, int async_id) {
+
+	int py_current_recursion_depth;
+	struct _frame* py_current_frame;
+
+	PyThreadState* tstate = PyThreadState_GET();	
+	py_current_recursion_depth = tstate->recursion_depth;
+	py_current_frame = tstate->frame;
+
+	swapcontext(uwsgi->ugreen_contexts[async_id], &uwsgi->ugreenmain);
+
+	tstate = PyThreadState_GET();	
+	tstate->recursion_depth = py_current_recursion_depth;
+	tstate->frame = py_current_frame ;
+}
+
+inline static void u_green_schedule_to_req(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+	int py_current_recursion_depth;
+	struct _frame* py_current_frame;
+
+	PyThreadState* tstate = PyThreadState_GET();	
+	py_current_recursion_depth = tstate->recursion_depth;
+	py_current_frame = tstate->frame;
+
+	uwsgi->wsgi_req = wsgi_req;
+	wsgi_req->async_switches++;
+	swapcontext(&uwsgi->ugreenmain, uwsgi->ugreen_contexts[wsgi_req->async_id] );
+
+	tstate = PyThreadState_GET();	
+	tstate->recursion_depth = py_current_recursion_depth;
+	tstate->frame = py_current_frame ;
+}
+
+static void u_green_wait_for_fd(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req, int fd, int etype, int timeout) {
+
+	if (fd < 0) return;
+
+        if (async_add(uwsgi->async_queue, fd, etype)) return ;
+
+        wsgi_req->async_waiting_fd = fd ;
+        wsgi_req->async_waiting_fd_type = etype;
+        wsgi_req->async_timeout = time(NULL) + timeout ;
+
+        u_green_schedule_to_main(uwsgi, wsgi_req->async_id);
+
+        async_del(uwsgi->async_queue, wsgi_req->async_waiting_fd, wsgi_req->async_waiting_fd_type);
+
+        wsgi_req->async_waiting_fd = -1;
+        wsgi_req->async_timeout = 0 ;
+}
+
+PyObject *py_uwsgi_green_pause(PyObject * self, PyObject * args) {
+
+	int timeout = 0 ;
+        struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+
+        if (!PyArg_ParseTuple(args, "i", &timeout)) {
+                return NULL;
+        }
+
+	wsgi_req->async_status = UWSGI_PAUSED;
+	if (timeout) {
+		wsgi_req->async_timeout = time(NULL) + timeout ;
+	}
+	u_green_schedule_to_main(&uwsgi, wsgi_req->async_id);
+
+	// something bad happened during pause ?
+	if (wsgi_req->async_plagued) {
+        	Py_INCREF(Py_None);
+        	return Py_None;
+	}
+
+        Py_INCREF(Py_True);
+        return Py_True;
+}
+
+PyObject *py_uwsgi_green_write_all(PyObject * self, PyObject * args) {
+
+        char *data;
+
+        if (!PyArg_ParseTuple(args, "s", &data)) {
+                return NULL;
+        }
+
+        u_green_write_all(&uwsgi, data, strlen(data));
+
+        Py_INCREF(Py_None);
+        return Py_None;
+}
+
+PyObject *py_uwsgi_green_unpause_all(PyObject * self, PyObject * args) {
+
+        if (uwsgi.async > 1) {
+                u_green_unpause_all(&uwsgi);
+        }
+        Py_INCREF(Py_None);
+        return Py_None;
+}
+
+
+PyObject *py_uwsgi_green_schedule(PyObject * self, PyObject * args) {
+
+        struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+
+	u_green_schedule_to_main(&uwsgi, wsgi_req->async_id);
+
+	Py_INCREF(Py_True);
+	return Py_True;
+
+}
+
+PyObject *py_uwsgi_green_wait_fdread(PyObject * self, PyObject * args) {
+
+        struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+	int fd,timeout;
+
+	if (!PyArg_ParseTuple(args, "i|i", &fd, &timeout)) {
+                return NULL;
+        }
+
+	u_green_wait_for_fd(&uwsgi, wsgi_req, fd, ASYNC_IN, timeout);
+
+	Py_INCREF(Py_True);
+	return Py_True;
+}
+
+PyObject *py_uwsgi_green_wait_fdwrite(PyObject * self, PyObject * args) {
+
+        struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+	int fd,timeout;
+
+	if (!PyArg_ParseTuple(args, "i|i", &fd, &timeout)) {
+                return NULL;
+        }
+
+	u_green_wait_for_fd(&uwsgi, wsgi_req, fd, ASYNC_OUT, timeout);
+
+	Py_INCREF(Py_True);
+	return Py_True;
+}
+
+PyObject *py_uwsgi_green_sleep(PyObject * self, PyObject * args) {
+
+        struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+	int timeout;
+
+	if (!PyArg_ParseTuple(args, "i", &timeout)) {
+                return NULL;
+        }
+
+	wsgi_req->async_timeout = time(NULL) + timeout ;
+	u_green_schedule_to_main(&uwsgi, wsgi_req->async_id);
+	wsgi_req->async_timeout = 0 ;
+
+	Py_INCREF(Py_True);
+	return Py_True;
+}
+
+
+
+PyMethodDef uwsgi_green_methods[] = {
+	{"green_schedule", py_uwsgi_green_schedule, METH_VARARGS, ""},
+	{"green_wait_fdread", py_uwsgi_green_wait_fdread, METH_VARARGS, ""},
+	{"green_wait_fdwrite", py_uwsgi_green_wait_fdwrite, METH_VARARGS, ""},
+	{"green_sleep", py_uwsgi_green_sleep, METH_VARARGS, ""},
+	{"green_pause", py_uwsgi_green_pause, METH_VARARGS, ""},
+	{"green_unpause_all", py_uwsgi_green_unpause_all, METH_VARARGS, ""},
+	{"green_write_all", py_uwsgi_green_write_all, METH_VARARGS, ""},
+	{ NULL, NULL }
+};
+
+static struct wsgi_request *find_first_accepting_wsgi_req(struct uwsgi_server *uwsgi) {
+
+        struct wsgi_request* wsgi_req = uwsgi->wsgi_requests ;
+        int i ;
+
+        for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_status == UWSGI_ACCEPTING) {
+                        return wsgi_req ;
+                }
+                wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        }
+
+        return NULL ;
+}
+
+
+static void u_green_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req, int async_id) {
+
+
+	for(;;) {
+		wsgi_req_setup(wsgi_req, async_id);
+	
+		wsgi_req->async_status = UWSGI_ACCEPTING;
+
+		u_green_schedule_to_main(uwsgi, async_id);
+
+		if (wsgi_req_accept(uwsgi->serverfd, wsgi_req)) {
+                        continue;
+                }
+		wsgi_req->async_status = UWSGI_OK;
+
+
+		u_green_schedule_to_main(uwsgi, async_id);
+
+                if (wsgi_req_recv(wsgi_req)) {
+                        continue;
+                }
+
+		while(wsgi_req->async_status == UWSGI_AGAIN) {
+			u_green_schedule_to_main(uwsgi, async_id);
+			wsgi_req->async_status = (*uwsgi->shared->hooks[wsgi_req->uh.modifier1]) (uwsgi, wsgi_req);
+		}
+
+		u_green_schedule_to_main(uwsgi, async_id);
+
+                uwsgi_close_request(uwsgi, wsgi_req);
+
+	}
+
+}
+
+void u_green_init(struct uwsgi_server *uwsgi) {
+
+	struct wsgi_request *wsgi_req = uwsgi->wsgi_requests ;
+
+	int i;
+	size_t u_stack_size = UGREEN_DEFAULT_STACKSIZE ;
+
+
+	PyMethodDef *uwsgi_function;
+
+	if (uwsgi->ugreen_stackpages > 0) {
+		u_stack_size = uwsgi->ugreen_stackpages * uwsgi->page_size ;
+	}
+
+	uwsgi_log("initializing %d uGreen threads with stack size of %lu (%lu KB)\n", uwsgi->async, (unsigned long) u_stack_size,  (unsigned long) u_stack_size/1024);
+
+
+	uwsgi->ugreen_contexts = malloc( sizeof(ucontext_t*) * uwsgi->async);
+	if (!uwsgi->ugreen_contexts) {
+		uwsgi_error("malloc()\n");
+		exit(1);
+	}
+
+
+	for(i=0;i<uwsgi->async;i++) {
+		uwsgi->ugreen_contexts[i] = malloc( sizeof(ucontext_t) );
+		if (!uwsgi->ugreen_contexts[i]) {
+			uwsgi_error("malloc()");
+			exit(1);
+		}
+		getcontext(uwsgi->ugreen_contexts[i]);
+		uwsgi->ugreen_contexts[i]->uc_stack.ss_sp = mmap(NULL, u_stack_size + (uwsgi->page_size*2) , PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0) + uwsgi->page_size;
+
+		if (!uwsgi->ugreen_contexts[i]->uc_stack.ss_sp) {
+			uwsgi_error("mmap()");
+			exit(1);
+		}
+		// set guard pages for stack
+		if (mprotect(uwsgi->ugreen_contexts[i]->uc_stack.ss_sp - uwsgi->page_size, uwsgi->page_size, PROT_NONE)) {
+			uwsgi_error("mprotect()");
+			exit(1);
+		}
+		if (mprotect(uwsgi->ugreen_contexts[i]->uc_stack.ss_sp + u_stack_size, uwsgi->page_size, PROT_NONE)) {
+			uwsgi_error("mprotect()");
+			exit(1);
+		}
+
+		uwsgi->ugreen_contexts[i]->uc_stack.ss_size = u_stack_size ;
+		uwsgi->ugreen_contexts[i]->uc_link = NULL;
+		makecontext(uwsgi->ugreen_contexts[i], (void (*) (void)) &u_green_request, 3, uwsgi, wsgi_req, i);
+		wsgi_req->async_status = UWSGI_ACCEPTING;
+		wsgi_req->async_id = i;
+		wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+	}
+
+	for (uwsgi_function = uwsgi_green_methods; uwsgi_function->ml_name != NULL; uwsgi_function++) {
+                PyObject *func = PyCFunction_New(uwsgi_function, NULL);
+                PyDict_SetItemString(uwsgi->embedded_dict, uwsgi_function->ml_name, func);
+                Py_DECREF(func);
+        }
+}
+
+void u_green_expire_timeouts(struct uwsgi_server *uwsgi) {
+
+        struct wsgi_request* wsgi_req = uwsgi->wsgi_requests ;
+        int i ;
+        time_t deadline = time(NULL);
+
+
+        for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_timeout > 0) {
+                        if (wsgi_req->async_timeout <= deadline) {
+                                wsgi_req->async_status = UWSGI_AGAIN ;
+                                wsgi_req->async_timeout = 0 ;
+                        }
+                }
+                wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        }
+}
+
+static int u_green_get_timeout(struct uwsgi_server *uwsgi) {
+
+
+        struct wsgi_request* wsgi_req = uwsgi->wsgi_requests ;
+        int i ;
+        time_t curtime, tdelta = 0 ;
+        int ret = 0 ;
+
+        if (!uwsgi->async_running) return 0;
+
+        for(i=0;i<uwsgi->async;i++) {
+                if (wsgi_req->async_timeout > 0) {
+                	if (tdelta <= 0 || tdelta > wsgi_req->async_timeout) {
+                        	tdelta = wsgi_req->async_timeout ;
+                       }
+                }
+                wsgi_req = next_wsgi_req(uwsgi, wsgi_req) ;
+        }
+
+        curtime = time(NULL);
+
+        ret = tdelta - curtime ;
+        if (ret > 0) {
+                return ret;
+        }
+
+        return 0;
+}
+
+
+void u_green_loop(struct uwsgi_server *uwsgi) {
+
+	struct wsgi_request *wsgi_req = uwsgi->wsgi_requests ;
+
+	int i, current = 0, timeout ;
+
+	while(uwsgi->workers[uwsgi->mywid].manage_next_request) {
+
+
+		uwsgi->async_running = u_green_blocking(uwsgi) ;
+		timeout = u_green_get_timeout(uwsgi);	
+                uwsgi->async_nevents = async_wait(uwsgi->async_queue, uwsgi->async_events, uwsgi->async, uwsgi->async_running, timeout);
+		u_green_expire_timeouts(uwsgi);
+
+
+                if (uwsgi->async_nevents < 0) {
+                        continue;
+                }
+
+
+                for(i=0; i<uwsgi->async_nevents;i++) {
+
+                        if ( (int) uwsgi->async_events[i].ASYNC_FD == uwsgi->serverfd) {
+				wsgi_req = find_first_accepting_wsgi_req(uwsgi);
+				if (!wsgi_req) goto cycle;
+				u_green_schedule_to_req(uwsgi, wsgi_req);
+                        }
+			else {
+				wsgi_req = find_wsgi_req_by_fd(uwsgi, uwsgi->async_events[i].ASYNC_FD, -1);
+				if (wsgi_req) {
+					u_green_schedule_to_req(uwsgi, wsgi_req);
+				}
+				else {
+					async_del(uwsgi->async_queue, uwsgi->async_events[i].ASYNC_FD, uwsgi->async_events[i].ASYNC_EV);
+				}
+			}
+
+                }
+
+cycle:
+
+		wsgi_req = find_wsgi_req_by_id(uwsgi, current) ;
+		if (wsgi_req->async_status != UWSGI_ACCEPTING && wsgi_req->async_status != UWSGI_PAUSED && wsgi_req->async_waiting_fd == -1 && !wsgi_req->async_timeout) {
+			u_green_schedule_to_req(uwsgi, wsgi_req);
+		}
+		current++;
+		if (current >= uwsgi->async) current = 0;
+
+	}
+
+	if (uwsgi->workers[uwsgi->mywid].manage_next_request == 0) {
+                reload_me();
+        }
+        else {
+                goodbye_cruel_world();
+        }
+
+	// never here
+	
+}
+
+#endif

ugreenchat.py

@@ -0,0 +1,45 @@
+#!./uwsgi
+import uwsgi
+
+from bottle import route, default_app, request, response, redirect
+
+@route('/')
+def chat():
+	return """<iframe src="/recv"></iframe>
+	<iframe src="/sender"></iframe>"""
+
+@route('/sender')
+def sender():
+	return """<form method="GET" action="/send">
+<textarea name="message"></textarea><br/>
+<input type="submit" value="send" />
+</form>"""
+
+	
+
+@route('/recv')
+def recv():
+	response.header['Transfer-Encoding'] = 'chunked'
+
+	# this will flush headers
+	yield ""
+
+	running = True
+	while running:
+		# this will put the core in pause (for max 10 seconds) and remove it from the sched queue, so the /send can write to its socket
+		if not uwsgi.green_pause(10):
+			running = False
+		# this will maintain the connection opened if no data arrives	
+		yield "<span/>"
+
+
+@route('/send')
+def send():
+	# this will write to all the core in PAUSED state
+	uwsgi.green_write_all(request.GET['message'] + "<br/>")
+	# this will unpause all the paused cores, so they will be re-inserted in the sched queue
+	uwsgi.green_unpause_all()
+	redirect('/sender')
+	
+
+application = default_app()

uploadtest.py

@@ -0,0 +1,33 @@
+import uwsgi
+
+def ciao():
+	uwsgi.start_response('200 OK', [ ('Content-type', 'text/plain') ])
+	uwsgi.send(str(22+30))
+
+def application(env, start_response):
+
+	start_response('200 Ok', [('Content-type', 'text/html')])
+
+	if env['REQUEST_METHOD'] == 'POST':
+		print "getting file..."
+		remains = int(env['CONTENT_LENGTH'])
+		print remains
+		buf = ''
+		while remains > 0:
+			if remains < 8192:
+				buf = env['wsgi.input'].read(remains)
+			else:	
+				buf = env['wsgi.input'].read(8192)
+			#print len(buf)
+			remains = remains - len(buf)
+			#print "remains",remains
+		print "upload ready"
+		yield env['CONTENT_LENGTH']
+	else:
+		yield """
+<form method="POST" enctype="multipart/form-data">
+	<input type="file" name="file" />
+	<input type="submit" value="invia" />
+</form>
+		"""
+

utils.c

@@ -7,10 +7,37 @@ extern struct uwsgi_server uwsgi;
 uint16_t uwsgi_swap16(uint16_t x) {
 	return (uint16_t) ((x & 0xff) << 8 | (x & 0xff00) >> 8);
 }
+
+uint32_t uwsgi_swap32(uint32_t x) {
+	x = ( (x<<8) & 0xFF00FF00 ) | ( (x>>8) & 0x00FF00FF );
+	return (x>>16) | (x<<16);
+}
+
+// thanks to ffmpeg project for this idea :P
+uint64_t uwsgi_swap64(uint64_t x) {
+	union {
+        	uint64_t ll;
+        	uint32_t l[2];
+    	} w, r;
+    	w.ll = x;
+    	r.l[0] = uwsgi_swap32(w.l[1]);
+    	r.l[1] = uwsgi_swap32(w.l[0]);
+    	return r.ll;
+}
+
 #endif
 
+void inc_harakiri(int sec) {
+	if (uwsgi.master_process) {
+		uwsgi.workers[uwsgi.mywid].harakiri += sec;
+	}
+	else {
+		alarm(uwsgi.shared->options[UWSGI_OPTION_HARAKIRI] + sec);
+	}
+}
+
 void set_harakiri(int sec) {
-	if (uwsgi.workers) {
+	if (uwsgi.master_process) {
 		if (sec == 0) {
 			uwsgi.workers[uwsgi.mywid].harakiri = 0;
 		}
@@ -23,16 +50,16 @@ void set_harakiri(int sec) {
 	}
 }
 
-#ifndef UNBIT
-
 void daemonize(char *logfile) {
 	pid_t pid;
-	int fd, fdin;
+	int fdin;
+
+
 
 
 	pid = fork();
 	if (pid < 0) {
-		perror("fork()");
+		uwsgi_error("fork()");
 		exit(1);
 	}
 	if (pid != 0) {
@@ -40,7 +67,7 @@ void daemonize(char *logfile) {
 	}
 
 	if (setsid() < 0) {
-		perror("setsid()");
+		uwsgi_error("setsid()");
 		exit(1);
 	}
 
@@ -48,7 +75,7 @@ void daemonize(char *logfile) {
 	/* refork... */
 	pid = fork();
 	if (pid < 0) {
-		perror("fork()");
+		uwsgi_error("fork()");
 		exit(1);
 	}
 	if (pid != 0) {
@@ -59,49 +86,92 @@ void daemonize(char *logfile) {
 
 
 	/*if (chdir("/") != 0) {
-	   perror("chdir()");
+	   uwsgi_error("chdir()");
 	   exit(1);
 	   } */
 
 
 	fdin = open("/dev/null", O_RDWR);
 	if (fdin < 0) {
-		perror("open()");
-		exit(1);
-	}
-
-	fd = open(logfile, O_RDWR | O_CREAT | O_APPEND, S_IRUSR | S_IWUSR | S_IRGRP);
-	if (fd < 0) {
-		perror("open()");
+		uwsgi_error("open()");
 		exit(1);
 	}
 
 	/* stdin */
 	if (dup2(fdin, 0) < 0) {
-		perror("dup2()");
+		uwsgi_error("dup2()");
 		exit(1);
 	}
 
 
+	logto(logfile);
+
+}
+
+void logto(char *logfile) {
+
+	int fd ;
+
+#ifdef UWSGI_UDP
+	char *udp_port;
+	struct sockaddr_in udp_addr;
+
+	udp_port = strchr(logfile, ':');
+	if (udp_port) {
+		udp_port[0] = 0 ;
+		if ( !udp_port[1] || !logfile[0] ) {
+			uwsgi_log("invalid udp address\n");
+			exit(1);
+		}
+
+		fd = socket(AF_INET,  SOCK_DGRAM, 0);
+		if (fd < 0) {
+			uwsgi_error("socket()");
+			exit(1);
+		}
+
+        	memset(&udp_addr, 0, sizeof(struct sockaddr_in));
+
+        	udp_addr.sin_family = AF_INET;
+        	udp_addr.sin_port = htons(atoi(udp_port+1));
+                udp_addr.sin_addr.s_addr = inet_addr(logfile);
+			
+		if (connect(fd, (const struct sockaddr *) &udp_addr, sizeof(struct sockaddr_in)) < 0) {
+			uwsgi_error("connect()");
+			exit(1);
+		}
+	}
+	else {
+#endif
+		fd = open(logfile, O_RDWR | O_CREAT | O_APPEND, S_IRUSR | S_IWUSR | S_IRGRP);
+		if (fd < 0) {
+			uwsgi_error("open()");
+			exit(1);
+		}
+#ifdef UWSGI_UDP
+		uwsgi.logfile = logfile;
+	}
+#endif
+
+
 	/* stdout */
-	if (dup2(fd, 1) < 0) {
-		perror("dup2()");
-		exit(1);
+	if (fd != 1) {
+		if (dup2(fd, 1) < 0) {
+			uwsgi_error("dup2()");
+			exit(1);
+		}
+		close(fd);
 	}
 
 	/* stderr */
-	if (dup2(fd, 2) < 0) {
-		perror("dup2()");
+	if (dup2(1, 2) < 0) {
+		uwsgi_error("dup2()");
 		exit(1);
 	}
 
-	close(fd);
-
-
 }
 
 
-#endif
 
 char *uwsgi_get_cwd() {
 
@@ -110,21 +180,21 @@ char *uwsgi_get_cwd() {
 
 	cwd = malloc(newsize);
 	if (cwd == NULL) {
-		perror("malloc()");
+		uwsgi_error("malloc()");
 		exit(1);
 	}
 
 	if (getcwd(cwd, newsize) == NULL) {
 		newsize = errno;
-		fprintf(stderr, "need a bigger buffer (%d bytes) for getcwd(). doing reallocation.\n", newsize);
+		uwsgi_log("need a bigger buffer (%d bytes) for getcwd(). doing reallocation.\n", newsize);
 		free(cwd);
 		cwd = malloc(newsize);
 		if (cwd == NULL) {
-			perror("malloc()");
+			uwsgi_error("malloc()");
 			exit(1);
 		}
 		if (getcwd(cwd, newsize) == NULL) {
-			perror("getcwd()");
+			uwsgi_error("getcwd()");
 			exit(1);
 		}
 	}
@@ -132,3 +202,336 @@ char *uwsgi_get_cwd() {
 	return cwd;
 
 }
+
+void internal_server_error(int fd, char *message) {
+        if (uwsgi.shared->options[UWSGI_OPTION_CGI_MODE] == 0) {
+                uwsgi.wsgi_req->headers_size = write(fd, "HTTP/1.1 500 Internal Server Error\r\nContent-type: text/html\r\n\r\n", 63);
+        }
+        else {
+                uwsgi.wsgi_req->headers_size = write(fd, "Status: 500 Internal Server Error\r\nContent-type: text/html\r\n\r\n", 62);
+        }
+        uwsgi.wsgi_req->header_cnt = 2;
+
+        uwsgi.wsgi_req->response_size = write(fd, "<h1>uWSGI Error</h1>", 20);
+        uwsgi.wsgi_req->response_size += write(fd, message, strlen(message));
+}
+
+void uwsgi_as_root() {
+
+	if (!getuid()) {
+                uwsgi_log("uWSGI running as root, you can use --uid/--gid/--chroot options\n");
+                if (uwsgi.chroot) {
+                        uwsgi_log("chroot() to %s\n", uwsgi.chroot);
+                        if (chroot(uwsgi.chroot)) {
+                                uwsgi_error("chroot()");
+                                exit(1);
+                        }
+#ifdef __linux__
+                        if (uwsgi.shared->options[UWSGI_OPTION_MEMORY_DEBUG]) {
+                                uwsgi_log("*** Warning, on linux system you have to bind-mount the /proc fs in your chroot to get memory debug/report.\n");
+                        }
+#endif
+                }
+                if (uwsgi.gid) {
+                        uwsgi_log("setgid() to %d\n", uwsgi.gid);
+                        if (setgid(uwsgi.gid)) {
+                                uwsgi_error("setgid()");
+                                exit(1);
+                        }
+                }
+                if (uwsgi.uid) {
+                        uwsgi_log("setuid() to %d\n", uwsgi.uid);
+                        if (setuid(uwsgi.uid)) {
+                                uwsgi_error("setuid()");
+                                exit(1);
+                        }
+                }
+
+                if (!getuid()) {
+                        uwsgi_log(" *** WARNING: you are running uWSGI as root !!! (use the --uid flag) *** \n");
+                }
+        }
+        else {
+                if (uwsgi.chroot && !uwsgi.is_a_reload) {
+                        uwsgi_log("cannot chroot() as non-root user\n");
+                        exit(1);
+                }
+                if (uwsgi.gid && getgid() != uwsgi.gid) {
+                        uwsgi_log("cannot setgid() as non-root user\n");
+                        exit(1);
+                }
+                if (uwsgi.uid && getuid() != uwsgi.uid) {
+                        uwsgi_log("cannot setuid() as non-root user\n");
+                        exit(1);
+                }
+        }
+}
+
+void uwsgi_close_request(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+	int waitpid_status ;
+
+        gettimeofday(&wsgi_req->end_of_request, NULL);
+        uwsgi->workers[uwsgi->mywid].running_time += (double) (((double) (wsgi_req->end_of_request.tv_sec * 1000000 + wsgi_req->end_of_request.tv_usec) - (double) (wsgi_req->start_of_request.tv_sec * 1000000 + wsgi_req->start_of_request.tv_usec)) / (double) 1000.0);
+
+
+	// get memory usage
+        if (uwsgi->shared->options[UWSGI_OPTION_MEMORY_DEBUG] == 1)
+        	get_memusage();
+
+
+        // close the connection with the webserver
+	if (!wsgi_req->fd_closed) {
+		// TODO find a way to discard pending data
+		close(wsgi_req->poll.fd);
+	}
+        uwsgi->workers[0].requests++;
+        uwsgi->workers[uwsgi->mywid].requests++;
+
+
+	// after_request hook
+	(*uwsgi->shared->after_hooks[wsgi_req->uh.modifier1]) (uwsgi, wsgi_req);
+
+	// leave harakiri mode
+	if (uwsgi->shared->options[UWSGI_OPTION_HARAKIRI] > 0) {
+        	set_harakiri(0);
+	}
+
+	// defunct process reaper
+        if (uwsgi->shared->options[UWSGI_OPTION_REAPER] == 1 || uwsgi->grunt) {
+        	while( waitpid(WAIT_ANY, &waitpid_status, WNOHANG) > 0) ;
+	}
+        // reset request
+	memset(wsgi_req, 0, sizeof(struct wsgi_request));
+
+	if (uwsgi->shared->options[UWSGI_OPTION_MAX_REQUESTS] > 0 && uwsgi->workers[uwsgi->mywid].requests >= uwsgi->shared->options[UWSGI_OPTION_MAX_REQUESTS]) {
+        	goodbye_cruel_world();
+	}
+
+
+}
+
+void wsgi_req_setup(struct wsgi_request *wsgi_req, int async_id) {
+
+	wsgi_req->poll.events = POLLIN;
+        wsgi_req->app_id = uwsgi.default_app;
+        wsgi_req->async_id = async_id;
+#ifdef UWSGI_SENDFILE
+        wsgi_req->sendfile_fd = -1;
+#endif
+
+#ifdef UWSGI_ASYNC
+	wsgi_req->async_waiting_fd = -1;
+#endif
+	wsgi_req->hvec = &uwsgi.async_hvec[wsgi_req->async_id];
+	wsgi_req->buffer = uwsgi.async_buf[wsgi_req->async_id];
+
+#ifdef UWSGI_ROUTING
+	wsgi_req->ovector = uwsgi.async_ovector[wsgi_req->async_id];
+#endif
+
+	if (uwsgi.post_buffering > 0) {
+		wsgi_req->post_buffering_buf = uwsgi.async_post_buf[wsgi_req->async_id];
+	}
+
+}
+
+int wsgi_req_recv(struct wsgi_request *wsgi_req) {
+
+	UWSGI_SET_IN_REQUEST;
+
+        if (uwsgi.shared->options[UWSGI_OPTION_LOGGING]) gettimeofday(&wsgi_req->start_of_request, NULL);
+
+	if (!uwsgi_parse_response(&wsgi_req->poll, uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT], (struct uwsgi_header *) wsgi_req, wsgi_req->buffer)) {
+		return -1;
+	}
+
+	// enter harakiri mode
+	if (uwsgi.shared->options[UWSGI_OPTION_HARAKIRI] > 0) {
+        	set_harakiri(uwsgi.shared->options[UWSGI_OPTION_HARAKIRI]);
+	}
+
+        wsgi_req->async_status = (*uwsgi.shared->hooks[wsgi_req->uh.modifier1]) (&uwsgi, wsgi_req);
+
+	return 0;
+}
+
+int wsgi_req_accept(int fd, struct wsgi_request *wsgi_req) {
+
+	wsgi_req->poll.fd = accept(fd, (struct sockaddr *) &wsgi_req->c_addr, (socklen_t *) &wsgi_req->c_len);
+
+	if (wsgi_req->poll.fd < 0) {
+        	uwsgi_error("accept()");
+                return -1;
+	}
+
+	return 0;
+}
+
+inline struct wsgi_request *current_wsgi_req(struct uwsgi_server *uwsgi) {
+
+	struct wsgi_request *wsgi_req = uwsgi->wsgi_req;
+
+#ifdef UWSGI_STACKLESS
+        if (uwsgi->stackless && uwsgi->async >1) {
+                PyThreadState *ts = PyThreadState_GET();
+                wsgi_req = find_request_by_tasklet(ts->st.current);
+        }
+#endif
+
+	return wsgi_req;
+
+}
+
+void sanitize_args(struct uwsgi_server *uwsgi) {
+
+#ifdef UWSGI_PROFILER
+	if (uwsgi->enable_profiler) {
+		uwsgi_log("*** Profiler enabled, do not use it in production environment !!! ***\n");
+		uwsgi->async = 1;
+	}
+#endif
+
+#ifdef UWSGI_UGREEN
+#ifdef UWSGI_THREADING
+	if (uwsgi->ugreen) {
+                if (uwsgi->has_threads) {
+                        uwsgi_log("--- python threads will be disabled in uGreen mode ---\n");
+                        uwsgi->has_threads = 0;
+                }
+	}
+#endif
+#endif
+
+	if (uwsgi->wsgi_config) {
+		uwsgi->single_interpreter = 1 ;
+	}
+
+#ifdef UWSGI_INI
+	if (uwsgi->ini) {
+		uwsgi->single_interpreter = 1 ;
+	}
+#endif
+
+#ifdef UWSGI_PASTE
+	if (uwsgi->paste) {
+		uwsgi->single_interpreter = 1 ;
+	}
+#endif
+
+	if (uwsgi->shared->options[UWSGI_OPTION_HARAKIRI] > 0) {
+		if (!uwsgi->post_buffering) {
+			 uwsgi_log(" *** WARNING: you have enabled harakiri without post buffering. Slow upload could be rejected on post-unbuffered webservers *** \n");
+		}
+	}
+
+#ifdef UWSGI_HTTP
+	if (uwsgi->http && !uwsgi->http_only) {
+		uwsgi->vacuum = 1;
+	}
+#endif
+}
+
+void env_to_arg(char *src, char *dst) {
+	int i;
+	int val = 0 ;
+
+	for(i=0;i< (int) strlen(src);i++) {
+		if (src[i] == '=') {
+			val = 1 ;
+		}
+		if (val) {
+			dst[i] = src[i];
+		}
+		else {
+			dst[i] = tolower( (int) src[i]);
+			if (dst[i] == '_') {
+				dst[i] = '-';
+			}
+		}
+	}
+
+	dst[strlen(src)] = 0;
+}
+
+void parse_sys_envs(char **envs, struct option *long_options) {
+
+	struct option *lopt, *aopt;
+
+	char **uenvs = envs;
+	char *earg, *eq_pos ;
+
+        while(*uenvs) {
+                if (!strncmp(*uenvs, "UWSGI_", 6)) {
+                        earg = malloc(strlen(*uenvs+6)+1);
+                        if (!earg) {
+                                uwsgi_error("malloc()");
+                                exit(1);
+                        }
+                        env_to_arg(*uenvs+6, earg);
+                        eq_pos = strchr(earg, '=');
+                        if (!eq_pos) {
+                                break;
+                        }
+                        eq_pos[0] = 0 ;
+
+                        lopt = long_options;
+
+                        while ((aopt = lopt)) {
+                                if (!aopt->name)
+                                        break;
+                                if (!strcmp(earg, aopt->name)) {
+                                        if (aopt->flag) {
+                                                *aopt->flag = aopt->val;
+                                        }
+                                        else {
+                                                if (eq_pos[1] != 0) {
+                                                        manage_opt(aopt->val, eq_pos+1);
+                                                }
+                                                else {
+                                                        manage_opt(aopt->val, NULL);
+                                                }
+                                        }
+                                }
+                                lopt++;
+                        }
+
+                }
+                uenvs++;
+        }
+
+}
+
+//use this instead of fprintf to avoid buffering mess with udp logging
+void uwsgi_log(const char *fmt, ...) {
+	va_list ap;
+	char logpkt[4096];
+	int rlen = 0;
+
+	struct timeval tv;
+
+	if (uwsgi.logdate) {
+		gettimeofday(&tv, NULL);
+
+		memcpy( logpkt, ctime( (const time_t *) &tv.tv_sec), 24);
+		memcpy( logpkt + 24, " - ", 3);
+
+		rlen = 24 + 3 ;
+
+	}
+
+	va_start (ap, fmt);
+	rlen += vsnprintf(logpkt + rlen, 4096 - rlen, fmt, ap );
+	va_end(ap);
+
+	// do not check for errors
+	rlen = write(2, logpkt, rlen);
+}
+
+inline int uwsgi_strncmp(char *src, int slen, char *dst, int dlen) {
+
+	if (slen != dlen) return 1;
+
+	return memcmp(src, dst, dlen);
+
+}

uwsgi.h

@@ -1,21 +1,50 @@
 /* uWSGI */
 
-/* indent -i8 -br -brs -brf -l0 -npsl -nip -npcs */
+/* indent -i8 -br -brs -brf -l0 -npsl -nip -npcs -npsl -di1 */
 
-#define UWSGI_VERSION	"0.9.5-dev"
+#define UWSGI_VERSION	"0.9.6.1"
+
+#define uwsgi_error(x)  uwsgi_log("%s: %s [%s line %d]\n", x, strerror(errno), __FILE__, __LINE__);
+#define uwsgi_debug(x, ...) uwsgi_log("[uWSGI DEBUG] " x, __VA_ARGS__);
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <signal.h>
+#include <string.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <netinet/in.h>
 #include <netinet/tcp.h>
+#include <stdarg.h>
+
+#include <dirent.h>
+
+#include <pwd.h>
+#include <grp.h>
+
+
+#include <sys/utsname.h>
+
+#ifdef __linux
+	#include <sys/prctl.h>
+#endif
 
 #ifdef UWSGI_SCTP
 #include <netinet/sctp.h>
 #endif
 
+#ifdef UWSGI_UGREEN
+#include <ucontext.h>
+#endif
+
+#ifndef UWSGI_PLUGIN_BASE
+#define UWSGI_PLUGIN_BASE ""
+#endif
+
+#ifdef UWSGI_ROUTING
+#include <pcre.h>
+#endif
+
 #include <arpa/inet.h>
 #include <sys/mman.h>
 #include <sys/file.h>
@@ -24,6 +53,10 @@
 
 #include <sys/wait.h>
 
+#ifdef __APPLE__
+#define MAC_OS_X_VERSION_MIN_REQUIRED MAC_OS_X_VERSION_10_4
+#endif
+
 #include <dlfcn.h>
 
 #include <poll.h>
@@ -36,9 +69,7 @@
 
 #include <sys/resource.h>
 
-#ifndef UNBIT
 #include <getopt.h>
-#endif
 
 #ifdef __APPLE__
 #include <libkern/OSAtomic.h>
@@ -54,21 +85,43 @@
 #undef _POSIX_C_SOURCE
 #endif
 #ifdef __sun__
-#undef _FILE_OFFSET_BITS
+#define WAIT_ANY (-1)
+#include <sys/filio.h>
+#define PRIO_MAX  20
+#endif
+
+#ifdef __HAIKU__
 #define WAIT_ANY (-1)
 #endif
 
 #define MAX_PYARGV 10
 
+#include <sys/ioctl.h>
+
 #ifdef __linux__
 #include <sys/sendfile.h>
+#include <sys/epoll.h>
+#elif defined(__sun__)
+#include <sys/sendfile.h>
+#include <sys/devpoll.h>
+#elif defined(__HAIKU__)
+#else
+#include <sys/event.h>
+#endif
+
+#ifdef __HAIKU__
+#include <kernel/OS.h>
 #endif
 
 #undef _XOPEN_SOURCE
 #include <Python.h>
 
+#ifdef UWSGI_STACKLESS
+#include <stackless_api.h>
+#endif
+
 #if PY_MINOR_VERSION == 4 && PY_MAJOR_VERSION == 2
-#define Py_ssize_t int
+#define Py_ssize_t ssize_t
 #endif
 
 #if PY_MAJOR_VERSION > 2
@@ -76,7 +129,7 @@
 #endif
 
 /* this value are taken from nginx */
-#if defined(__apple__) || defined(__freebsd__)
+#if defined(__APPLE__) || defined(__freebsd__)
 #define UWSGI_LISTEN_QUEUE -1
 #else
 #define UWSGI_LISTEN_QUEUE 511
@@ -110,6 +163,38 @@ PyAPI_FUNC(PyObject *) PyMarshal_ReadObjectFromString(char *, Py_ssize_t);
 #define LONG_ARGS_VERSION		17018
 #define LONG_ARGS_SNMP			17019
 #define LONG_ARGS_SNMP_COMMUNITY	17020
+#define LONG_ARGS_ASYNC			17021
+#define LONG_ARGS_UGREEN_PAGES		17022
+#define LONG_ARGS_FILE_CONFIG		17023
+#define LONG_ARGS_MULTICAST		17024
+#define LONG_ARGS_LOGTO			17025
+#define LONG_ARGS_PRIO			17026
+#define LONG_ARGS_POST_BUFFERING	17027
+#define LONG_ARGS_POST_BUFFERING_SIZE	17028
+#define LONG_ARGS_LIMIT_POST		17029
+#define LONG_ARGS_HTTP			17030
+#define LONG_ARGS_MODE			17031
+#define LONG_ARGS_CHDIR			17032
+#define LONG_ARGS_ENV			17033
+#define LONG_ARGS_CHDIR2		17034
+#define LONG_ARGS_INI			17035
+#define LONG_ARGS_LDAP_SCHEMA		17036
+#define LONG_ARGS_LDAP			17037
+#define LONG_ARGS_LDAP_SCHEMA_LDIF	17038
+#define LONG_ARGS_PING			17039
+#define LONG_ARGS_PING_TIMEOUT		17040
+#define LONG_ARGS_INI_PASTE		17041
+#define LONG_ARGS_CALLABLE		17042
+#define LONG_ARGS_HTTP_VAR		17043
+#define LONG_ARGS_NO_DEFAULT_APP	17044
+#define LONG_ARGS_EVAL_CONFIG		17045
+
+
+
+#define UWSGI_OK	0
+#define UWSGI_AGAIN	1
+#define UWSGI_ACCEPTING	2
+#define UWSGI_PAUSED	3
 
 #define UWSGI_CLEAR_STATUS		uwsgi.workers[uwsgi.mywid].status = 0
 
@@ -136,8 +221,13 @@ PyAPI_FUNC(PyObject *) PyMarshal_ReadObjectFromString(char *, Py_ssize_t);
 #ifdef __linux__
 #include <endian.h>
 #elif __sun__
-#elif __apple__
+#include <sys/byteorder.h>
+#ifdef _BIG_ENDIAN
+#define __BIG_ENDIAN__ 1
+#endif
+#elif __APPLE__
 #include <libkern/OSByteOrder.h>
+#elif defined(__HAIKU__)
 #else
 #include <machine/endian.h>
 #endif
@@ -152,14 +242,9 @@ PyAPI_FUNC(PyObject *) PyMarshal_ReadObjectFromString(char *, Py_ssize_t);
 #define UWSGI_OPTION_THREADS		7
 #define UWSGI_OPTION_REAPER		8
 
-#ifdef UNBIT
-#define UWSGI_MODIFIER_HT_S 1
-#define UWSGI_MODIFIER_HT_M 2
-#define UWSGI_MODIFIER_HT_H 3
-#endif
-
 #define UWSGI_MODIFIER_ADMIN_REQUEST		10
 #define UWSGI_MODIFIER_SPOOL_REQUEST		17
+#define UWSGI_MODIFIER_EVAL			22
 #define UWSGI_MODIFIER_FASTFUNC			26
 #define UWSGI_MODIFIER_MANAGE_PATH_INFO		30
 #define UWSGI_MODIFIER_MESSAGE			31
@@ -180,6 +265,7 @@ PyAPI_FUNC(PyObject *) PyMarshal_ReadObjectFromString(char *, Py_ssize_t);
 #define	PyString_FromFormat	PyUnicode_FromFormat
 #define	PyString_FromString	PyUnicode_FromString
 #define	PyString_Size		PyUnicode_GET_DATA_SIZE
+#define	PyString_Concat		PyUnicode_Concat
 #define	PyString_AsString	(char *) PyUnicode_AS_UNICODE
 #define PyFile_FromFile(A,B,C,D) PyFile_FromFd(fileno((A)), (B), (C), -1, NULL, NULL, NULL, 0)
 #endif
@@ -192,71 +278,174 @@ PyAPI_FUNC(PyObject *) PyMarshal_ReadObjectFromString(char *, Py_ssize_t);
 
 #define MAX_VARS 64
 
+struct wsgi_request;
+struct uwsgi_server;
+
 struct uwsgi_app {
 
 	PyThreadState *interpreter;
 	PyObject *pymain_dict;
-
+	PyObject *wsgi_dict;
 	PyObject *wsgi_callable;
-	PyObject *wsgi_environ;
+
+
+#ifdef UWSGI_ASYNC
+	PyObject **wsgi_args;
+	PyObject **wsgi_environ;
+#else
 	PyObject *wsgi_args;
+	PyObject *wsgi_environ;
+#endif
 	PyObject *wsgi_harakiri;
 
 	PyObject *wsgi_sendfile;
 	PyObject *wsgi_cprofile_run;
 
+#ifdef UWSGI_ASYNC
+	PyObject *wsgi_eventfd_read;
+	PyObject *wsgi_eventfd_write;
+#endif
+
 	int requests;
+	char *chdir;
 
 };
 
-struct __attribute__ ((packed)) wsgi_request {
-	uint8_t modifier;
-	uint16_t size;
-	uint8_t modifier_arg;
+
+#ifdef UWSGI_ROUTING
+struct uwsgi_route {
+
+	const char *mountpoint;
+	const char *callbase;
+
+	pcre *pattern;
+	pcre_extra *pattern_extra;
+	pcre *method;
+	pcre_extra *method_extra;
+
+	const char *call;
+
+	int modifier1;
+	int modifier2;
+
+	void *callable;
+	void *callable_args;
+	int args;
+
+	void (*action)(struct uwsgi_server *, struct wsgi_request *, struct uwsgi_route *);
+};
+#endif
+
+struct __attribute__ ((packed)) uwsgi_header {
+	uint8_t modifier1;
+	uint16_t pktsize;
+	uint8_t modifier2;
+};
+
+
+struct wsgi_request {
+	struct uwsgi_header uh;
 	// temporary attr
 
 	int app_id;
 
+	struct pollfd poll;
+
+	// this is big enough to contain sockaddr_in
+	struct sockaddr_un c_addr;
+        int c_len;
+
+	// iovec
+	struct iovec *hvec;
+
 	struct timeval start_of_request;
 	struct timeval end_of_request;
+
 	char *uri;
-	unsigned short uri_len;
+	uint16_t uri_len;
 	char *remote_addr;
-	unsigned short remote_addr_len;
+	uint16_t remote_addr_len;
 	char *remote_user;
-	unsigned short remote_user_len;
+	uint16_t remote_user_len;
 	char *query_string;
-	unsigned short query_string_len;
+	uint16_t query_string_len;
 	char *protocol;
-	unsigned short protocol_len;
+	uint16_t protocol_len;
 	char *method;
-	unsigned short method_len;
+	uint16_t method_len;
 	char *scheme;
-	unsigned short scheme_len;
+	uint16_t scheme_len;
 	char *https;
-	unsigned short https_len;
-#ifdef UNBIT
-	unsigned long long unbit_flags;
-#endif
-	char *wsgi_script;
-	unsigned short wsgi_script_len;
-	char *wsgi_module;
-	unsigned short wsgi_module_len;
-	char *wsgi_callable;
-	unsigned short wsgi_callable_len;
+	uint16_t https_len;
 	char *script_name;
-	unsigned short script_name_len;
+	uint16_t script_name_len;
+
+	char *host;
+	uint16_t host_len;
+
+	char *path_info;
+	uint16_t path_info_len;
+
+	char *wsgi_script;
+	uint16_t wsgi_script_len;
+	char *wsgi_module;
+	uint16_t wsgi_module_len;
+	char *wsgi_callable;
+	uint16_t wsgi_callable_len;
+	char *pyhome;
+	uint16_t pyhome_len;
+
+	char *chdir;
+	uint16_t chdir_len;
+
+	int fd_closed;
 
 	int sendfile_fd;
+	size_t sendfile_fd_chunk;
+	size_t sendfile_fd_size;
+	off_t sendfile_fd_pos;
+	void *sendfile_obj;
 
-	unsigned short var_cnt;
-	unsigned short header_cnt;
+	uint16_t var_cnt;
+	uint16_t header_cnt;
 
 	int status;
-	int response_size;
+	size_t response_size;
 	int headers_size;
 
-	int async_status;
+	int async_id;
+	int async_status ;
+	int async_waiting_fd;
+	int async_waiting_fd_type;
+	int async_waiting_fd_monitored;
+	int async_switches;
+
+	time_t async_timeout ;
+	int async_timeout_expired ;
+
+	void *async_app;
+	void *async_result;
+#ifdef UWSGI_WSGI2
+	void *async_orig_result;
+#endif
+	void *async_placeholder;
+	void *async_args;
+	void *async_environ;
+	void *async_post;
+	void *async_sendfile;
+	
+	int async_plagued;
+
+	int *ovector;
+	size_t post_cl;
+	char *post_buffering_buf;
+	uint64_t post_buffering_read;
+
+#ifdef UWSGI_STACKLESS
+	PyTaskletObject* tasklet;
+#endif
+
+	char *buffer;
 };
 
 struct uwsgi_server {
@@ -267,14 +456,31 @@ struct uwsgi_server {
 	int wsgi_cnt;
 	int default_app;
 	int enable_profiler;
+
+	// base for all the requests (even on async mode)
+	struct wsgi_request *wsgi_requests ;
+	struct wsgi_request *wsgi_req ;
+
 	PyThreadState *_save;
-#ifndef UNBIT
 	char *chroot;
 	gid_t gid;
 	uid_t uid;
+
+	char *mode;
+
+#ifdef UWSGI_HTTP
+	char *http;
+	char *http_server_name;
+	char *http_server_port;
+	int http_only;
+	int http_fd;
+	char *http_vars[64];
+	int http_vars_cnt;
 #endif
 
-	char *buffer;
+	int ignore_script_name;
+	int no_default_app;
+	int logdate;
 
 	int serverfd;
 #ifdef UWSGI_PROXY
@@ -282,46 +488,98 @@ struct uwsgi_server {
 	char *proxy_socket_name;
 #endif
 
+	char *logfile;
+
+	int vhost;
+
+	struct iovec *async_hvec;
+	char **async_buf;
+	char **async_post_buf;
+
+#ifdef UWSGI_ROUTING
+	int **async_ovector;
+#endif
+
 	struct rlimit rl;
+	size_t limit_post;
+	int prio;
+
+	int grunt;
 
 	char *binary_path;
 
 	int is_a_reload;
 
 	char *socket_name;
+
+#ifdef UWSGI_UDP
 	char *udp_socket;
+#endif
+
+#ifdef UWSGI_MULTICAST
+	char *multicast_group;
+#endif
+
+#ifdef UWSGI_SPOOLER
+	char *spool_dir;
+#endif
+
 #ifdef UWSGI_ERLANG
 	char *erlang_node;
 	char *erlang_cookie;
 #endif
 
+#ifdef UWSGI_NAGIOS
+	int nagios;
+#endif
+
 #ifdef UWSGI_SNMP
 	int snmp;
 	char *snmp_community;
 #endif
 
-	// iovec
-	struct iovec *hvec;
 
 	int to_heaven;
 	int to_hell;
 
 	int buffer_size;
 
+	int post_buffering;
+	int post_buffering_harakiri;
+	int post_buffering_bufsize;
+
 	int master_process;
 
 	int no_defer_accept;
 
 	int page_size;
 
-	char *sync_page;
-	int synclog;
-
 	char *test_module;
 
 	char *pidfile;
 
 	int numproc;
+	int async;
+	int async_running;
+	int async_queue ;
+	int async_nevents ;
+
+	int stackless;
+
+#ifdef UWSGI_UGREEN
+	int ugreen;
+	int ugreen_stackpages;
+	ucontext_t ugreenmain;
+	ucontext_t **ugreen_contexts;
+#endif
+
+#ifdef __linux__
+	struct epoll_event *async_events;
+#elif defined(__sun__)
+	struct pollfd *async_events;
+#else
+	struct kevent *async_events;
+#endif
 
 	int max_vars;
 	int vec_size;
@@ -338,37 +596,66 @@ struct uwsgi_server {
 
 	struct timeval start_tv;
 
-#ifndef UNBIT
 	int abstract_socket;
 	int chmod_socket;
+	mode_t chmod_socket_value;
 	int listen_queue;
 
 #ifdef UWSGI_XML
 	char *xml_config;
 #endif
+	
+	char *file_config;
 
 	char *python_path[64];
 	int python_path_cnt;
 	char *pyargv;
+
+	int pyargc;
+#ifdef PYTHREE
+        wchar_t *py_argv[MAX_PYARGV];
+#else
+        char *py_argv[MAX_PYARGV];
+#endif
+
+#ifdef UWSGI_ROUTING
+#ifndef MAX_UWSGI_ROUTES
+#define MAX_UWSGI_ROUTES 64
+#endif
+	int routing;
+	int nroutes;
+	struct uwsgi_route routes[MAX_UWSGI_ROUTES];
 #endif
 
 	char *wsgi_config;
+
+#ifdef UWSGI_INI
+	char *ini;
+#endif
+#ifdef UWSGI_PASTE
 	char *paste;
+#endif
 	char *wsgi_file;
 
 	int single_interpreter;
 	int py_optimize;
 
-	PyObject *py_sendfile;
 	PyObject *embedded_dict;
 	PyObject *embedded_args;
 	PyObject *fastfuncslist;
 
+	PyObject *wsgi_writeout;
+
+#ifdef UWSGI_STACKLESS
+	PyObject *wsgi_stackless;
+	PyChannelObject *workers_channel;
+	struct stackless_req **stackless_table;
+#endif
+
 	PyObject *workers_tuple;
 
 	PyThreadState *main_thread;
 
-	struct pollfd poll;
 
 	struct uwsgi_shared *shared;
 
@@ -379,6 +666,51 @@ struct uwsgi_server {
 	int erlang_nodes;
 	int erlangfd;
 #endif
+
+	int no_orphans;
+
+#ifdef UWSGI_EMBED_PLUGINS
+
+#ifdef UWSGI_EMBED_PLUGIN_PSGI
+	char *plugin_arg_psgi;
+#endif
+
+#ifdef UWSGI_EMBED_PLUGIN_LUA
+	char *plugin_arg_lua;
+#endif
+
+#ifdef UWSGI_EMBED_PLUGIN_RACK
+	char *plugin_arg_rack;
+	char *plugin_arg_rails;
+#endif
+
+#endif
+
+	char *chdir2;
+	int catch_exceptions;
+
+	int vacuum;
+	int no_server;
+
+#ifdef UWSGI_LDAP
+	char *ldap;
+#endif
+
+	char *ping;
+	int ping_timeout;
+
+	char *callable;
+
+	int xml_round2;
+
+	char *cwd;
+
+	char *eval;
+
+	int log_slow_requests;
+	int log_zero_headers;
+	int log_empty_body;
+	int log_high_memory;
 };
 
 struct uwsgi_cluster_node {
@@ -417,8 +749,11 @@ struct uwsgi_shared {
 
 	struct uwsgi_cluster_node nodes[MAX_CLUSTER_NODES];
 
+	off_t logsize;
+
 #ifdef UWSGI_SPOOLER
 	pid_t spooler_pid;
+	int spooler_frequency;
 #endif
 
 #ifdef UWSGI_PROXY
@@ -463,15 +798,10 @@ struct uwsgi_worker {
 
 };
 
-struct __attribute__ ((packed)) uwsgi_header {
-	uint8_t modifier1;
-	uint16_t pktsize;
-	uint8_t modifier2;
-};
-
 char *uwsgi_get_cwd(void);
 
 void warn_pipe(void);
+void what_i_am_doing(void);
 void goodbye_cruel_world(void);
 void gracefully_kill(void);
 void reap_them_all(void);
@@ -483,19 +813,22 @@ int bind_to_unix(char *, int, int, int);
 int bind_to_tcp(char *, int, char *);
 int bind_to_udp(char *);
 int timed_connect(struct pollfd *, const struct sockaddr *, int, int);
+int uwsgi_connect(char *, int);
 int connect_to_tcp(char *, int, int);
+int connect_to_unix(char *, int);
 #ifdef UWSGI_SCTP
 int bind_to_sctp(char *, int, char *);
 #endif
-#ifndef UNBIT
+
 void daemonize(char *);
-#endif
+void logto(char *);
+
 void log_request(struct wsgi_request *);
 void get_memusage(void);
 void harakiri(void);
-#ifndef UNBIT
+
 void stats(void);
-#endif
+
 void init_uwsgi_vars(void);
 void init_uwsgi_embedded_module(void);
 
@@ -503,9 +836,12 @@ void init_uwsgi_embedded_module(void);
 void uwsgi_xml_config(struct wsgi_request *, struct option *);
 #endif
 
-void uwsgi_wsgi_config(void);
+void uwsgi_wsgi_config(char *);
+#ifdef UWSGI_PASTE
 void uwsgi_paste_config(void);
+#endif
 void uwsgi_wsgi_file_config(void);
+void uwsgi_eval_config(char *);
 
 void internal_server_error(int, char *);
 
@@ -521,15 +857,18 @@ void snmp_init(void);
 #endif
 
 #ifdef UWSGI_SPOOLER
-int spool_request(char *, int, char *, int);
-void spooler(PyObject *);
+int spool_request(struct uwsgi_server *, char *, int, char *, int);
+void spooler(struct uwsgi_server *, PyObject *);
 pid_t spooler_start(int, PyObject *);
 #endif
 
 void set_harakiri(int);
+void inc_harakiri(int);
 
 #ifdef __BIG_ENDIAN__
 uint16_t uwsgi_swap16(uint16_t);
+uint32_t uwsgi_swap32(uint32_t);
+uint64_t uwsgi_swap64(uint64_t);
 #endif
 
 int init_uwsgi_app(PyObject *, PyObject *);
@@ -553,6 +892,7 @@ int uwsgi_request_admin(struct uwsgi_server *, struct wsgi_request *);
 #ifdef UWSGI_SPOOLER
 int uwsgi_request_spooler(struct uwsgi_server *, struct wsgi_request *);
 #endif
+int uwsgi_request_eval(struct uwsgi_server *, struct wsgi_request *);
 int uwsgi_request_fastfunc(struct uwsgi_server *, struct wsgi_request *);
 int uwsgi_request_marshal(struct uwsgi_server *, struct wsgi_request *);
 int uwsgi_request_ping(struct uwsgi_server *, struct wsgi_request *);
@@ -563,7 +903,7 @@ int uwsgi_request_ping(struct uwsgi_server *, struct wsgi_request *);
 #include <ei.h>
 
 int init_erlang(char *, char *);
-void erlang_loop(void);
+void erlang_loop(struct wsgi_request *);
 PyObject *eterm_to_py(ETERM *);
 ETERM *py_to_eterm(PyObject *);
 
@@ -584,3 +924,211 @@ struct http_status_codes {
 	char *message;
 	int message_size;
 };
+
+#ifdef UWSGI_ASYNC
+struct wsgi_request *async_loop(struct uwsgi_server *);
+struct wsgi_request *find_first_available_wsgi_req(struct uwsgi_server *); 
+struct wsgi_request *find_wsgi_req_by_fd(struct uwsgi_server *, int, int); 
+struct wsgi_request *find_wsgi_req_by_id(struct uwsgi_server *, int); 
+
+#ifdef __clang__
+struct wsgi_request *next_wsgi_req(struct uwsgi_server *, struct wsgi_request *);
+#else
+inline struct wsgi_request *next_wsgi_req(struct uwsgi_server *, struct wsgi_request *);
+#endif
+
+
+int async_add(int, int , int) ;
+int async_mod(int, int , int) ;
+int async_wait(int, void *, int, int, int);
+int async_del(int, int , int) ;
+int async_queue_init(int);
+
+int async_get_timeout(struct uwsgi_server *);
+void async_set_timeout(struct wsgi_request *, time_t);
+void async_expire_timeouts(struct uwsgi_server *);
+void async_write_all(struct uwsgi_server *, char *, size_t);
+void async_unpause_all(struct uwsgi_server *);
+
+#ifdef __linux__
+#define ASYNC_FD data.fd
+#define ASYNC_EV events
+#define ASYNC_IN EPOLLIN
+#define ASYNC_OUT EPOLLOUT
+#define ASYNC_IS_IN ASYNC_EV & ASYNC_IN
+#define ASYNC_IS_OUT ASYNC_EV & ASYNC_OUT
+#elif defined(__sun__)
+#define ASYNC_FD fd
+#define ASYNC_EV revents
+#define ASYNC_IN POLLIN
+#define ASYNC_OUT POLLOUT
+#define ASYNC_IS_IN ASYNC_EV & ASYNC_IN
+#define ASYNC_IS_OUT ASYNC_EV & ASYNC_OUT
+#else
+#define ASYNC_FD ident
+#define ASYNC_EV filter
+#define ASYNC_IN EVFILT_READ
+#define ASYNC_OUT EVFILT_WRITE
+#define ASYNC_IS_IN ASYNC_EV == ASYNC_IN
+#define ASYNC_IS_OUT ASYNC_EV == ASYNC_OUT
+#endif
+
+PyObject *py_eventfd_read(PyObject *, PyObject *) ;
+PyObject *py_eventfd_write(PyObject *, PyObject *) ;
+
+
+#endif
+
+#ifdef UWSGI_STACKLESS
+PyObject *py_uwsgi_stackless(PyObject *, PyObject *) ;
+#endif
+
+int manage_python_response(struct uwsgi_server *, struct wsgi_request *);
+int uwsgi_python_call(struct uwsgi_server *, struct wsgi_request *, PyObject *, PyObject *);
+PyObject *python_call(PyObject *, PyObject *, int);
+
+#ifdef UWSGI_SENDFILE
+PyObject *py_uwsgi_sendfile(PyObject *, PyObject *) ;
+ssize_t uwsgi_sendfile(struct uwsgi_server *, struct wsgi_request *);
+ssize_t uwsgi_do_sendfile(int, int, size_t, size_t, off_t*, int);
+#endif
+
+PyObject *py_uwsgi_write(PyObject *, PyObject *) ;
+PyObject *py_uwsgi_spit(PyObject *, PyObject *) ;
+
+void uwsgi_as_root(void);
+
+#ifdef UWSGI_NAGIOS
+void nagios(struct uwsgi_server *);
+#endif
+
+
+#ifdef UWSGI_STACKLESS
+struct stackless_req {
+	PyTaskletObject *tasklet;
+	struct wsgi_request *wsgi_req;
+	PyChannelObject *channel;
+};
+struct wsgi_request *find_request_by_tasklet(PyTaskletObject *);
+
+void stackless_init(struct uwsgi_server *);
+void stackless_loop(struct uwsgi_server *);
+#endif
+
+void uwsgi_close_request(struct uwsgi_server *, struct wsgi_request *) ;
+
+void wsgi_req_setup(struct wsgi_request *, int);
+int wsgi_req_recv(struct wsgi_request *);
+int wsgi_req_accept(int, struct wsgi_request *);
+
+#ifdef UWSGI_UGREEN
+void u_green_init(struct uwsgi_server *);
+void u_green_loop(struct uwsgi_server *);
+#endif
+
+#ifdef __clang__
+struct wsgi_request *current_wsgi_req(struct uwsgi_server *);
+#else
+inline struct wsgi_request *current_wsgi_req(struct uwsgi_server *);
+#endif
+
+void sanitize_args(struct uwsgi_server *);
+
+void env_to_arg(char *, char *);
+void parse_sys_envs(char **, struct option *);
+
+void uwsgi_log(const char *, ...);
+
+
+#ifdef UWSGI_EVDIS
+#define EVDIS_TYPE_FILE
+#define EVDIS_TYPE_DNSSD
+#endif
+
+int uwsgi_load_plugin(struct uwsgi_server *, int, char *, char *, int);
+void embed_plugins(struct uwsgi_server *);
+
+
+// PLUGINS
+
+#define UWSGI_PLUGIN_LONGOPT_PSGI
+#define UWSGI_PLUGIN_LONGOPT_LUA
+#define UWSGI_PLUGIN_LONGOPT_RACK
+#define LONG_ARGS_PLUGIN_EMBED_PSGI
+#define LONG_ARGS_PLUGIN_EMBED_LUA
+#define LONG_ARGS_PLUGIN_EMBED_RACK
+
+
+
+#ifdef UWSGI_EMBED_PLUGINS
+
+
+#ifdef UWSGI_EMBED_PLUGIN_PSGI
+
+#undef UWSGI_PLUGIN_LONGOPT_PSGI
+#define UWSGI_PLUGIN_LONGOPT_PSGI {"psgi", required_argument, 0, 30005},
+
+#undef LONG_ARGS_PLUGIN_EMBED_PSGI
+#define LONG_ARGS_PLUGIN_EMBED_PSGI case 30005:\
+					uwsgi.plugin_arg_psgi = optarg;\
+					break;
+#endif
+
+#ifdef UWSGI_EMBED_PLUGIN_LUA
+
+#undef UWSGI_PLUGIN_LONGOPT_LUA
+#define UWSGI_PLUGIN_LONGOPT_LUA {"lua", required_argument, 0, 30006},
+
+#undef LONG_ARGS_PLUGIN_EMBED_LUA
+#define LONG_ARGS_PLUGIN_EMBED_LUA case 30006:\
+					uwsgi.plugin_arg_lua = optarg;\
+					break;
+#endif
+
+#ifdef UWSGI_EMBED_PLUGIN_RACK
+
+#undef UWSGI_PLUGIN_LONGOPT_RACK
+#define UWSGI_PLUGIN_LONGOPT_RACK {"rack", required_argument, 0, 30007},\
+				  {"rails", required_argument, 0, 30008},
+
+#undef LONG_ARGS_PLUGIN_EMBED_RACK
+#define LONG_ARGS_PLUGIN_EMBED_RACK case 30007:\
+					uwsgi.plugin_arg_rack = optarg;\
+					break;\
+				    case 30008:\
+					uwsgi.plugin_arg_rails = optarg;\
+					break;
+#endif
+
+
+#endif
+
+#ifdef UWSGI_ROUTING
+void routing_setup(struct uwsgi_server *);
+void check_route(struct uwsgi_server *, struct wsgi_request *);
+void uwsgi_route_action_uwsgi(struct uwsgi_server *, struct wsgi_request *, struct uwsgi_route *);
+void uwsgi_route_action_wsgi(struct uwsgi_server *, struct wsgi_request *, struct uwsgi_route *);
+#endif
+
+void init_pyargv(struct uwsgi_server *);
+
+void http_loop(struct uwsgi_server *);
+
+int unconfigured_hook(struct uwsgi_server *, struct wsgi_request *);
+
+#ifdef UWSGI_INI
+void uwsgi_ini_config(char *, struct option*);
+#endif
+
+
+#ifdef UWSGI_LDAP
+void uwsgi_ldap_schema_dump(struct option*);
+void uwsgi_ldap_schema_dump_ldif(struct option*);
+void uwsgi_ldap_config(struct uwsgi_server *, struct option*);
+#endif
+
+#ifdef __clang__
+int uwsgi_strncmp(char *, int , char *, int );
+#else
+inline int uwsgi_strncmp(char *, int , char *, int );
+#endif

uwsgi.xml

@@ -1,5 +1,16 @@
 <uwsgi>
-	<app mountpoint="/test">
-		<script>myapp_wsgi</script>
-	</app>
+	<module>rtmpt</module>
+	<socket mode="dev">:3031</socket>
+	<socket mode="pippo">:3031</socket>
+
+
+	<routing base="rtmpt" modifier1="0" modifier2="0">
+		<route method="GET" pattern="^/pippo/(\d+)$" requires="REMOTE_USER">homepage</route>
+		<route method="GET|POST" pattern="^/ciccia/(\d+)/(\w+)$">view1</route>
+		<route action="wsgi" pattern="^/amf">amfapp</route>
+		<route pattern="^/open/">rtmpt_open</route>
+		<route pattern="^/idle/(\d+)/(\d+)$">rtmpt_idle</route>
+		<route pattern="^/send/(\d+)/(\d+)$">rtmpt_send</route>
+		<route pattern="^/$">index</route>
+	</routing>
 </uwsgi>

uwsgi_handlers.c

@@ -4,27 +4,27 @@
 int uwsgi_request_ping(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
 	char len;
 
-	fprintf(stderr, "PING\n");
-	wsgi_req->modifier_arg = 1;
-	wsgi_req->size = 0;
+	uwsgi_log( "PING\n");
+	wsgi_req->uh.modifier2 = 1;
+	wsgi_req->uh.pktsize = 0;
 
 	len = strlen(uwsgi->shared->warning_message);
 	if (len > 0) {
-		// endianess check is not needed as the warning message can be max 80 chars
-		wsgi_req->size = len;
+		// TODO: check endianess ?
+		wsgi_req->uh.pktsize = len;
 	}
-	if (write(uwsgi->poll.fd, wsgi_req, 4) != 4) {
-		perror("write()");
+	if (write(wsgi_req->poll.fd, wsgi_req, 4) != 4) {
+		uwsgi_error("write()");
 	}
 
 	if (len > 0) {
-		if (write(uwsgi->poll.fd, uwsgi->shared->warning_message, len)
+		if (write(wsgi_req->poll.fd, uwsgi->shared->warning_message, len)
 		    != len) {
-			perror("write()");
+			uwsgi_error("write()");
 		}
 	}
 
-	return 0;
+	return UWSGI_OK;
 }
 
 /* uwsgi ADMIN|10 */
@@ -32,52 +32,75 @@ int uwsgi_request_admin(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_re
 	uint32_t opt_value = 0;
 	int i;
 
-	if (wsgi_req->size >= 4) {
-		memcpy(&opt_value, uwsgi->buffer, 4);
-		// TODO: check endianess
-	}
-	fprintf(stderr, "setting internal option %d to %d\n", wsgi_req->modifier_arg, opt_value);
-	uwsgi->shared->options[wsgi_req->modifier_arg] = opt_value;
-	wsgi_req->modifier = 255;
-	wsgi_req->size = 0;
-	wsgi_req->modifier_arg = 1;
-	i = write(uwsgi->poll.fd, wsgi_req, 4);
-	if (i != 4) {
-		perror("write()");
+	if (wsgi_req->uh.pktsize >= 4) {
+		memcpy(&opt_value, wsgi_req->buffer, 4);
+		// TODO: check endianess ?
 	}
 
-	return 0;
+	uwsgi_log( "setting internal option %d to %d\n", wsgi_req->uh.modifier2, opt_value);
+	uwsgi->shared->options[wsgi_req->uh.modifier2] = opt_value;
+
+	// ACK
+	wsgi_req->uh.modifier1 = 255;
+	wsgi_req->uh.pktsize = 0;
+	wsgi_req->uh.modifier2 = 1;
+
+	i = write(wsgi_req->poll.fd, wsgi_req, 4);
+	if (i != 4) {
+		uwsgi_error("write()");
+	}
+
+
+
+	return UWSGI_OK;
+}
+
+int uwsgi_request_eval(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
+
+	PyObject *code, *py_dict;
+
+	PyObject *m = PyImport_AddModule("__main__");
+	if (m == NULL) {
+		PyErr_Print();
+		return -1;
+	}
+
+	py_dict = PyModule_GetDict(m);
+	// make it a valid c string
+	wsgi_req->buffer[wsgi_req->uh.pktsize] = 0 ;
+	// need to find a way to cache compilations...
+	code = Py_CompileString(wsgi_req->buffer, "uWSGI", Py_file_input);
+	if (code == NULL) {
+		PyErr_Print();
+		return -1;
+	}
+	PyEval_EvalCode((PyCodeObject *)code, py_dict, py_dict );
+	Py_DECREF(code);
+	if (PyErr_Occurred()) {
+		PyErr_Print();
+		return -1;
+	}
+	return UWSGI_OK;
 }
 
 /* uwsgi FASTFUNC|26 */
 int uwsgi_request_fastfunc(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
 
-	PyObject *zero, *func_result, *fchunk, *func_chunks;
+	PyObject *ffunc;
 
-	zero = PyList_GetItem(uwsgi->fastfuncslist, wsgi_req->modifier_arg);
-	if (zero) {
-		fprintf(stderr, "managing fastfunc %d\n", wsgi_req->modifier_arg);
-		func_result = PyEval_CallObject(zero, NULL);
-		if (PyErr_Occurred()) {
-			PyErr_Print();
-		}
-		if (func_result) {
-			func_chunks = PyObject_GetIter(func_result);
-			if (func_chunks) {
-				while ((fchunk = PyIter_Next(func_chunks))) {
-					if (PyString_Check(fchunk)) {
-						wsgi_req->response_size += write(uwsgi->poll.fd, PyString_AsString(fchunk), PyString_Size(fchunk));
-					}
-					Py_DECREF(fchunk);
-				}
-				Py_DECREF(func_chunks);
-			}
-			Py_DECREF(func_result);
-		}
+#ifdef UWSGI_ASYNC
+        if (wsgi_req->async_status == UWSGI_AGAIN) {
+                return manage_python_response(uwsgi, wsgi_req);
+        }
+#endif
+
+	ffunc = PyList_GetItem(uwsgi->fastfuncslist, wsgi_req->uh.modifier2);
+	if (ffunc) {
+		uwsgi_log( "managing fastfunc %d\n", wsgi_req->uh.modifier2);
+		return uwsgi_python_call(uwsgi, wsgi_req, ffunc, NULL);
 	}
-	PyErr_Clear();
 
-	return 0;
+	return UWSGI_OK;
 }
 
 /* uwsgi MARSHAL|33 */
@@ -87,11 +110,11 @@ int uwsgi_request_marshal(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_
 	PyObject *umm = PyDict_GetItemString(uwsgi->embedded_dict,
 					     "message_manager_marshal");
 	if (umm) {
-		PyObject *ummo = PyMarshal_ReadObjectFromString(uwsgi->buffer,
-								wsgi_req->size);
+		PyObject *ummo = PyMarshal_ReadObjectFromString(wsgi_req->buffer,
+								wsgi_req->uh.pktsize);
 		if (ummo) {
 			if (!PyTuple_SetItem(uwsgi->embedded_args, 0, ummo)) {
-				if (!PyTuple_SetItem(uwsgi->embedded_args, 1, PyInt_FromLong(wsgi_req->modifier_arg))) {
+				if (!PyTuple_SetItem(uwsgi->embedded_args, 1, PyInt_FromLong(wsgi_req->uh.modifier2))) {
 					func_result = PyEval_CallObject(umm, uwsgi->embedded_args);
 					if (PyErr_Occurred()) {
 						PyErr_Print();
@@ -103,19 +126,19 @@ int uwsgi_request_marshal(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_
 						}
 						else {
 							if (PyString_Size(marshalled) <= 0xFFFF) {
-								wsgi_req->size = (uint16_t)
+								wsgi_req->uh.pktsize = (uint16_t)
 									PyString_Size(marshalled);
-								if (write(uwsgi->poll.fd, wsgi_req, 4) == 4) {
-									if (write(uwsgi->poll.fd, PyString_AsString(marshalled), wsgi_req->size) != wsgi_req->size) {
-										perror("write()");
+								if (write(wsgi_req->poll.fd, wsgi_req, 4) == 4) {
+									if (write(wsgi_req->poll.fd, PyString_AsString(marshalled), wsgi_req->uh.pktsize) != wsgi_req->uh.pktsize) {
+										uwsgi_error("write()");
 									}
 								}
 								else {
-									perror("write()");
+									uwsgi_error("write()");
 								}
 							}
 							else {
-								fprintf(stderr, "marshalled object is too big. skip\n");
+								uwsgi_log( "marshalled object is too big. skip\n");
 							}
 							Py_DECREF(marshalled);
 						}

uwsgi_pymodule.c

@@ -9,16 +9,124 @@ extern struct uwsgi_server uwsgi;
 #ifdef __APPLE__
 #define UWSGI_LOCK OSSpinLockLock((OSSpinLock *) uwsgi.sharedareamutex);
 #define UWSGI_UNLOCK OSSpinLockUnlock((OSSpinLock *) uwsgi.sharedareamutex);
-#elif defined(__linux__)
+#elif defined(__linux__) || defined(__sun__) || defined(__FreeBSD__)
 #define UWSGI_LOCK pthread_mutex_lock((pthread_mutex_t *) uwsgi.sharedareamutex + sizeof(pthread_mutexattr_t));
 #define UWSGI_UNLOCK pthread_mutex_unlock((pthread_mutex_t *) uwsgi.sharedareamutex + sizeof(pthread_mutexattr_t));
 #else
-#define UWSGI_LOCK if (flock(uwsgi.serverfd, LOCK_EX)) { perror("flock()"); }
-#define UWSGI_UNLOCK if (flock(uwsgi.serverfd, LOCK_UN)) { perror("flock()"); }
+#define UWSGI_LOCK if (flock(uwsgi.serverfd, LOCK_EX)) { uwsgi_error("flock()"); }
+#define UWSGI_UNLOCK if (flock(uwsgi.serverfd, LOCK_UN)) { uwsgi_error("flock()"); }
 #endif
 
 #define UWSGI_LOGBASE "[- uWSGI -"
 
+PyObject *py_uwsgi_send(PyObject * self, PyObject * args) {
+	
+	char *data;
+
+	if (!PyArg_ParseTuple(args, "s:send", &data)) {
+                return NULL;
+        }
+
+	if (write(uwsgi.wsgi_req->poll.fd, data, strlen(data)) < 0) {
+		uwsgi_error("write()");
+		Py_INCREF(Py_None);
+		return Py_None;
+	}
+
+	Py_INCREF(Py_True);
+	return Py_True;
+	
+}
+
+#ifdef UWSGI_SENDFILE
+PyObject *py_uwsgi_advanced_sendfile(PyObject * self, PyObject * args) {
+	
+	PyObject *what;
+	char *filename;
+	size_t chunk;
+	off_t pos = 0;
+	size_t filesize = 0;
+	struct stat stat_buf;
+	
+	int fd = -1;
+
+	if (!PyArg_ParseTuple(args, "O|iii:sendfile", &what, &chunk, &pos, &filesize)) {
+                return NULL;
+        }
+
+	if (PyString_Check(what)) {
+		
+		filename = PyString_AsString(what);
+			
+		fd = open(filename, O_RDONLY);
+		if (fd < 0) {
+			uwsgi_error("open");
+			goto clear;	
+		}
+
+	}
+	else {
+        	fd = PyObject_AsFileDescriptor(what);
+		if (fd < 0) goto clear;
+
+		// check for mixing file_wrapper and sendfile
+		if (fd == uwsgi.wsgi_req->sendfile_fd) {
+			Py_INCREF(what);
+		}
+	}
+
+	if (!filesize) {
+		if (fstat(fd, &stat_buf)) {
+                        uwsgi_error("fstat()");
+                        goto clear2;
+                }
+                else {
+                	filesize = stat_buf.st_size;
+                }
+
+	}
+
+	if (!filesize) goto clear2;
+
+	if (!chunk) chunk = 4096;
+
+	uwsgi.wsgi_req->response_size += uwsgi_do_sendfile(uwsgi.wsgi_req->poll.fd, fd, filesize, chunk, &pos, 0);
+
+	close(fd);
+	Py_INCREF(Py_True);
+	return Py_True;
+
+clear2:
+	close(fd);
+clear:
+	Py_INCREF(Py_None);
+	return Py_None;
+	
+}
+#endif
+
+#ifdef UWSGI_ASYNC
+
+
+PyObject *py_uwsgi_async_sleep(PyObject * self, PyObject * args) {
+
+	float timeout ;
+	time_t sec_timeout ;
+
+	if (!PyArg_ParseTuple(args, "f:async_sleep", &timeout)) {
+                return NULL;
+        }
+
+	sec_timeout = (time_t) timeout ;
+
+	if (sec_timeout > 0) {
+		async_set_timeout(uwsgi.wsgi_req, sec_timeout);
+	}
+
+	return PyString_FromString("") ;
+}
+#endif
+
 PyObject *py_uwsgi_warning(PyObject * self, PyObject * args) {
 	char *message;
 	int len;
@@ -29,7 +137,7 @@ PyObject *py_uwsgi_warning(PyObject * self, PyObject * args) {
 
 	len = strlen(message);
 	if (len > 80) {
-		fprintf(stderr, "- warning message must be max 80 chars, it will be truncated -");
+		uwsgi_log( "- warning message must be max 80 chars, it will be truncated -");
 		memcpy(uwsgi.shared->warning_message, message, 80);
 		uwsgi.shared->warning_message[80] = 0;
 	}
@@ -52,10 +160,10 @@ PyObject *py_uwsgi_log(PyObject * self, PyObject * args) {
 
 	tt = time(NULL);
 	if (logline[strlen(logline)] != '\n') {
-		fprintf(stderr, UWSGI_LOGBASE " %.*s] %s\n", 24, ctime(&tt), logline);
+		uwsgi_log( UWSGI_LOGBASE " %.*s] %s\n", 24, ctime(&tt), logline);
 	}
 	else {
-		fprintf(stderr, UWSGI_LOGBASE " %.*s] %s", 24, ctime(&tt), logline);
+		uwsgi_log( UWSGI_LOGBASE " %.*s] %s", 24, ctime(&tt), logline);
 	}
 
 	Py_INCREF(Py_True);
@@ -150,7 +258,7 @@ PyObject *py_uwsgi_sharedarea_write(PyObject * self, PyObject * args) {
 		return NULL;
 	}
 
-	if (pos + strlen(value) >= uwsgi.page_size * uwsgi.sharedareasize) {
+	if (pos + (int) strlen(value) >= uwsgi.page_size * uwsgi.sharedareasize) {
 		Py_INCREF(Py_None);
 		return Py_None;
 	}
@@ -254,6 +362,70 @@ PyObject *py_uwsgi_sharedarea_read(PyObject * self, PyObject * args) {
 }
 
 #ifdef UWSGI_SPOOLER
+PyObject *py_uwsgi_spooler_freq(PyObject * self, PyObject * args) {
+	
+	if (!PyArg_ParseTuple(args, "i", &uwsgi.shared->spooler_frequency)) {
+                return NULL;
+        }
+
+	Py_INCREF(Py_True);
+	return Py_True;
+	
+}
+
+PyObject *py_uwsgi_spooler_jobs(PyObject * self, PyObject * args) {
+
+	DIR *sdir;
+        struct dirent *dp;
+	char *abs_path;
+        struct stat sf_lstat;
+
+	PyObject *jobslist = PyList_New(0);
+
+	sdir = opendir(uwsgi.spool_dir);
+
+                if (sdir) {
+                        while ((dp = readdir(sdir)) != NULL) {
+                                if (!strncmp("uwsgi_spoolfile_on_", dp->d_name, 19)) {
+					abs_path = malloc(strlen(uwsgi.spool_dir) + 1 + strlen(dp->d_name) + 1);
+					if (!abs_path) {
+						uwsgi_error("malloc()");
+						closedir(sdir);
+						goto clear;
+					}
+
+					memset(abs_path, 0 , strlen(uwsgi.spool_dir) + 1 + strlen(dp->d_name) + 1);
+
+					memcpy(abs_path, uwsgi.spool_dir, strlen(uwsgi.spool_dir));
+					memcpy(abs_path + strlen(uwsgi.spool_dir) , "/", 1);
+					memcpy(abs_path + strlen(uwsgi.spool_dir) + 1, dp->d_name, strlen(dp->d_name) );
+
+
+                                        if (lstat(abs_path, &sf_lstat)) {
+						free(abs_path);
+                                                continue;
+                                        }
+                                        if (!S_ISREG(sf_lstat.st_mode)) {
+						free(abs_path);
+                                                continue;
+                                        }
+                                        if (!access(abs_path, R_OK | W_OK)) {
+						if (PyList_Append(jobslist, PyString_FromString(abs_path))) {
+							PyErr_Print();
+						}
+					}
+					free(abs_path);
+				}
+			}
+			closedir(sdir);
+		}
+
+clear:
+	return jobslist;
+	
+}
+
+
 PyObject *py_uwsgi_send_spool(PyObject * self, PyObject * args) {
 	PyObject *spool_dict, *spool_vars;
 	PyObject *zero, *key, *val;
@@ -264,6 +436,7 @@ PyObject *py_uwsgi_send_spool(PyObject * self, PyObject * args) {
 
 	spool_dict = PyTuple_GetItem(args, 0);
 	if (!PyDict_Check(spool_dict)) {
+		uwsgi_log("The argument of spooler callable must be a dictionary.\n");
 		Py_INCREF(Py_None);
 		return Py_None;
 	}
@@ -318,6 +491,7 @@ PyObject *py_uwsgi_send_spool(PyObject * self, PyObject * args) {
 					}
 				}
 				else {
+					uwsgi_log("spooler callable dictionary must contains only strings.\n");
 					Py_DECREF(zero);
 					Py_INCREF(Py_None);
 					return Py_None;
@@ -335,7 +509,7 @@ PyObject *py_uwsgi_send_spool(PyObject * self, PyObject * args) {
 		}
 	}
 
-	i = spool_request(spool_filename, uwsgi.workers[0].requests + 1, spool_buffer, cur_buf - spool_buffer);
+	i = spool_request(&uwsgi, spool_filename, uwsgi.workers[0].requests + 1, spool_buffer, cur_buf - spool_buffer);
 	if (i > 0) {
 		return Py_True;
 	}
@@ -357,6 +531,8 @@ PyObject *py_uwsgi_send_multi_message(PyObject * self, PyObject * args) {
 	char *buffer;
 	struct uwsgi_header uh;
 	PyObject *arg_cluster;
+	
+	PyObject *cluster_node;
 
 	PyObject *arg_host, *arg_port, *arg_message;
 
@@ -396,7 +572,7 @@ PyObject *py_uwsgi_send_multi_message(PyObject * self, PyObject * args) {
 	clen = PyTuple_Size(arg_cluster);
 	multipoll = malloc(clen * sizeof(struct pollfd));
 	if (!multipoll) {
-		perror("malloc");
+		uwsgi_error("malloc");
 		Py_INCREF(Py_None);
 		return Py_None;
 	}
@@ -404,7 +580,7 @@ PyObject *py_uwsgi_send_multi_message(PyObject * self, PyObject * args) {
 
 	buffer = malloc(uwsgi.buffer_size * clen);
 	if (!buffer) {
-		perror("malloc");
+		uwsgi_error("malloc");
 		free(multipoll);
 		Py_INCREF(Py_None);
 		return Py_None;
@@ -414,7 +590,7 @@ PyObject *py_uwsgi_send_multi_message(PyObject * self, PyObject * args) {
 	for (i = 0; i < clen; i++) {
 		multipoll[i].events = POLLIN;
 
-		PyObject *cluster_node = PyTuple_GetItem(arg_cluster, i);
+		cluster_node = PyTuple_GetItem(arg_cluster, i);
 		arg_host = PyTuple_GetItem(cluster_node, 0);
 		if (!PyString_Check(arg_host)) {
 			goto clear;
@@ -459,11 +635,11 @@ PyObject *py_uwsgi_send_multi_message(PyObject * self, PyObject * args) {
 	while (managed < clen) {
 		pret = poll(multipoll, clen, PyInt_AsLong(arg_timeout) * 1000);
 		if (pret < 0) {
-			perror("poll()");
+			uwsgi_error("poll()");
 			goto megamulticlear;
 		}
 		else if (pret == 0) {
-			fprintf(stderr, "timeout on multiple send !\n");
+			uwsgi_log( "timeout on multiple send !\n");
 			goto megamulticlear;
 		}
 		else {
@@ -530,57 +706,24 @@ PyObject *py_uwsgi_set_option(PyObject * self, PyObject * args) {
 }
 
 PyObject *py_uwsgi_load_plugin(PyObject * self, PyObject * args) {
-	uint8_t modifier;
+	int modifier;
 	char *plugin_name = NULL;
 	char *pargs = NULL;
 
-	void *plugin_handle;
-	int (*plugin_init) (struct uwsgi_server *, char *);
-	int (*plugin_request) (struct uwsgi_server *, struct wsgi_request *);
-	void (*plugin_after_request) (struct uwsgi_server *, struct wsgi_request *);
-
 	if (!PyArg_ParseTuple(args, "is|s:load_plugin", &modifier, &plugin_name, &pargs)) {
 		return NULL;
 	}
 
-	plugin_handle = dlopen(plugin_name, RTLD_NOW | RTLD_GLOBAL);
-	if (!plugin_handle) {
-		fprintf(stderr, "%s\n", dlerror());
-	}
-	else {
-		plugin_init = dlsym(plugin_handle, "uwsgi_init");
-		if (plugin_init) {
-			if ((*plugin_init) (&uwsgi, pargs)) {
-				fprintf(stderr, "plugin initialization returned error\n");
-				if (dlclose(plugin_handle)) {
-					fprintf(stderr, "unable to unload plugin\n");
-				}
-
-				Py_INCREF(Py_None);
-				return Py_None;
-			}
-		}
-
-		plugin_request = dlsym(plugin_handle, "uwsgi_request");
-		if (plugin_request) {
-			uwsgi.shared->hooks[modifier] = plugin_request;
-			plugin_after_request = dlsym(plugin_handle, "uwsgi_after_request");
-			if (plugin_after_request) {
-				uwsgi.shared->after_hooks[modifier] = plugin_after_request;
-			}
-			Py_INCREF(Py_True);
-			return Py_True;
-
-		}
-		else {
-			fprintf(stderr, "%s\n", dlerror());
-		}
+	if (uwsgi_load_plugin(&uwsgi, modifier, plugin_name, pargs, 1)) {
+		Py_INCREF(Py_None);
+		return Py_None;
 	}
 
-	Py_INCREF(Py_None);
-	return Py_None;
+	Py_INCREF(Py_True);
+	return Py_True;
 }
 
+#ifdef UWSGI_MULTICAST
 PyObject *py_uwsgi_multicast(PyObject * self, PyObject * args) {
 
 	char *host, *message ;
@@ -601,6 +744,23 @@ PyObject *py_uwsgi_multicast(PyObject * self, PyObject * args) {
 	return Py_True;
 	
 }
+#endif
+
+PyObject *py_uwsgi_has_hook(PyObject * self, PyObject * args) {
+	int modifier1;
+
+	if (!PyArg_ParseTuple(args, "i:has_hook", &modifier1)) {
+                return NULL;
+        }
+
+	if (uwsgi.shared->hooks[modifier1] != unconfigured_hook) {
+		Py_INCREF(Py_True);
+		return Py_True;
+	}
+
+	Py_INCREF(Py_None);
+	return Py_None;
+}
 
 PyObject *py_uwsgi_send_message(PyObject * self, PyObject * args) {
 
@@ -761,7 +921,7 @@ PyObject *py_uwsgi_workers(PyObject * self, PyObject * args) {
 PyObject *py_uwsgi_reload(PyObject * self, PyObject * args) {
 
 	if (kill(uwsgi.workers[0].pid, SIGHUP)) {
-		perror("kill()");
+		uwsgi_error("kill()");
 		Py_INCREF(Py_None);
 		return Py_None;
 	}
@@ -793,17 +953,191 @@ PyObject *py_uwsgi_worker_id(PyObject * self, PyObject * args) {
 	return PyInt_FromLong(uwsgi.mywid);
 }
 
+PyObject *py_uwsgi_logsize(PyObject * self, PyObject * args) {
+	return PyInt_FromLong(uwsgi.shared->logsize);
+}
+
+PyObject *py_uwsgi_mem(PyObject * self, PyObject * args) {
+
+	PyObject *ml = PyTuple_New(2);
+
+	get_memusage();
+	
+	PyTuple_SetItem(ml, 0, PyLong_FromLong(uwsgi.workers[uwsgi.mywid].rss_size));
+	PyTuple_SetItem(ml, 1, PyLong_FromLong(uwsgi.workers[uwsgi.mywid].vsz_size));
+
+	return ml;
+
+}
+
 PyObject *py_uwsgi_disconnect(PyObject * self, PyObject * args) {
-	fprintf(stderr, "detaching uWSGI from current connection...\n");
-	close(uwsgi.poll.fd);
+	
+	struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+	
+	uwsgi_log( "disconnecting worker %d (pid :%d) from session...\n", uwsgi.mywid, uwsgi.mypid);
+
+	fclose(wsgi_req->async_post);
+	wsgi_req->fd_closed = 1 ;
 
 	Py_INCREF(Py_True);
 	return Py_True;
 }
 
+PyObject *py_uwsgi_parse_file(PyObject * self, PyObject * args) {
+
+	char *filename;
+	int fd;
+	ssize_t len;
+	char *buffer, *ptrbuf, *bufferend, *keybuf;
+	uint16_t strsize = 0, keysize = 0;
+
+	struct uwsgi_header uh;
+	PyObject *zero;
+
+	if (!PyArg_ParseTuple(args, "s:parsefile", &filename)) {
+                return NULL;
+        }
+
+	fd = open(filename, O_RDONLY);
+	if (fd < 0) {
+		uwsgi_error("open()");
+		goto clear;
+	}
+
+	len = read(fd, &uh, 4);
+	if (len != 4) {
+		uwsgi_error("read()");
+		goto clear2;
+	}
+	
+	buffer = malloc(uh.pktsize);
+	if (!buffer) {
+		uwsgi_error("malloc()");
+		goto clear2;
+	}
+	len = read(fd, buffer, uh.pktsize);
+	if (len != uh.pktsize) {
+		uwsgi_error("read()");
+		free(buffer);
+		goto clear2;
+	}
+
+	ptrbuf = buffer ;
+	bufferend = ptrbuf + uh.pktsize ;
+
+	if (!uh.modifier1 || uh.modifier1 == UWSGI_MODIFIER_SPOOL_REQUEST) {
+		zero = PyDict_New();
+
+		while (ptrbuf < bufferend) {
+                	if (ptrbuf + 2 < bufferend) {
+                        	memcpy(&strsize, ptrbuf, 2);
+#ifdef __BIG_ENDIAN__
+                        	strsize = uwsgi_swap16(strsize);
+#endif
+                        	/* key cannot be null */
+                        	if (!strsize) {
+                                	uwsgi_log( "uwsgi key cannot be null.\n");
+					goto clear3;
+                        	}
+
+                        	ptrbuf += 2;
+                        	if (ptrbuf + strsize < bufferend) {
+                                	// var key
+                                	keybuf = ptrbuf;
+                                	keysize = strsize;
+                                	ptrbuf += strsize;
+                                	// value can be null (even at the end) so use <=
+                                	if (ptrbuf + 2 <= bufferend) {
+                                        	memcpy(&strsize, ptrbuf, 2);
+#ifdef __BIG_ENDIAN__
+                                        	strsize = uwsgi_swap16(strsize);
+#endif
+                                        	ptrbuf += 2;
+                                        	if (ptrbuf + strsize <= bufferend) {
+							PyDict_SetItem(zero, PyString_FromStringAndSize( keybuf, keysize ), PyString_FromStringAndSize( ptrbuf, strsize ));
+                                                	ptrbuf += strsize;
+                                        	}
+                                        	else {
+							goto clear3;
+                                        	}
+                                	}
+                                	else {
+						goto clear3;
+                                	}
+                        	}
+                	}
+                	else {
+				goto clear3;
+                	}
+        	}
+
+		return zero;
+
+	}
+
+	goto clear;
+
+clear3:
+	Py_DECREF(zero);
+clear2:
+	close(fd);
+clear:
+	Py_INCREF(Py_None);
+	return Py_None;
+	
+}
+
+PyObject *py_uwsgi_grunt(PyObject * self, PyObject * args) {
+
+	pid_t grunt_pid ;
+	struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+
+	if (uwsgi.grunt) {
+		uwsgi_log( "spawning a grunt from worker %d (pid :%d)...\n", uwsgi.mywid, uwsgi.mypid);
+	}
+	else {
+		uwsgi_log( "grunt support is disabled !!!\n" );
+		goto clear;
+	}
+
+	grunt_pid = fork();
+	if (grunt_pid < 0) {
+		uwsgi_error("fork()");
+		goto clear;
+	}
+	else if (grunt_pid == 0) {
+		close(uwsgi.serverfd);
+		// create a new session
+		setsid();
+		// exit on SIGPIPE
+		signal(SIGPIPE, (void *) &end_me);
+		uwsgi.mywid = uwsgi.numproc + 1;
+		uwsgi.mypid = getpid();
+		memset(&uwsgi.workers[uwsgi.mywid], 0, sizeof(struct uwsgi_worker));
+		// this is pratically useless...
+		uwsgi.workers[uwsgi.mywid].id = uwsgi.mywid;
+		// this field will be overwrite after each call
+		uwsgi.workers[uwsgi.mywid].pid = uwsgi.mypid;
+		// take the gil to support threads in grunt (is this useful ?)
+                uwsgi.workers[uwsgi.mywid].i_have_gil = 1;
+		Py_INCREF(Py_True);
+		return Py_True;
+	}
+
+	// close connection on the worker
+	fclose(wsgi_req->async_post);
+        wsgi_req->fd_closed = 1 ;
+
+clear:
+	Py_INCREF(Py_None);
+	return Py_None;
+}
+
 #ifdef UWSGI_SPOOLER
 static PyMethodDef uwsgi_spooler_methods[] = {
 	{"send_to_spooler", py_uwsgi_send_spool, METH_VARARGS, ""},
+	{"set_spooler_frequency", py_uwsgi_spooler_freq, METH_VARARGS, ""},
+	{"spooler_jobs", py_uwsgi_spooler_jobs, METH_VARARGS, ""},
 	{NULL, NULL},
 };
 #endif
@@ -824,13 +1158,25 @@ static PyMethodDef uwsgi_advanced_methods[] = {
 	{"worker_id", py_uwsgi_worker_id, METH_VARARGS, ""},
 	{"log", py_uwsgi_log, METH_VARARGS, ""},
 	{"disconnect", py_uwsgi_disconnect, METH_VARARGS, ""},
+	{"grunt", py_uwsgi_grunt, METH_VARARGS, ""},
 	{"load_plugin", py_uwsgi_load_plugin, METH_VARARGS, ""},
 	{"lock", py_uwsgi_lock, METH_VARARGS, ""},
 	{"unlock", py_uwsgi_unlock, METH_VARARGS, ""},
+	{"send", py_uwsgi_send, METH_VARARGS, ""},
+#ifdef UWSGI_SENDFILE
+	{"sendfile", py_uwsgi_advanced_sendfile, METH_VARARGS, ""},
+#endif
 	{"set_warning_message", py_uwsgi_warning, METH_VARARGS, ""},
+	{"mem", py_uwsgi_mem, METH_VARARGS, ""},
+	{"has_hook", py_uwsgi_has_hook, METH_VARARGS, ""},
+	{"logsize", py_uwsgi_logsize, METH_VARARGS, ""},
 #ifdef UWSGI_MULTICAST
 	{"send_multicast_message", py_uwsgi_multicast, METH_VARARGS, ""},
 #endif
+#ifdef UWSGI_ASYNC
+	{"async_sleep", py_uwsgi_async_sleep, METH_VARARGS, ""},
+#endif
+	{"parsefile", py_uwsgi_parse_file, METH_VARARGS, ""},
 	//{"call_hook", py_uwsgi_call_hook, METH_VARARGS, ""},
 	{NULL, NULL},
 };
@@ -856,13 +1202,13 @@ void init_uwsgi_module_spooler(PyObject * current_uwsgi_module) {
 
 	uwsgi_module_dict = PyModule_GetDict(current_uwsgi_module);
 	if (!uwsgi_module_dict) {
-		fprintf(stderr, "could not get uwsgi module __dict__\n");
+		uwsgi_log( "could not get uwsgi module __dict__\n");
 		exit(1);
 	}
 
 	spool_buffer = malloc(uwsgi.buffer_size);
 	if (!spool_buffer) {
-		perror("malloc()");
+		uwsgi_error("malloc()");
 		exit(1);
 	}
 
@@ -881,7 +1227,7 @@ void init_uwsgi_module_advanced(PyObject * current_uwsgi_module) {
 
 	uwsgi_module_dict = PyModule_GetDict(current_uwsgi_module);
 	if (!uwsgi_module_dict) {
-		fprintf(stderr, "could not get uwsgi module __dict__\n");
+		uwsgi_log( "could not get uwsgi module __dict__\n");
 		exit(1);
 	}
 
@@ -898,7 +1244,7 @@ void init_uwsgi_module_sharedarea(PyObject * current_uwsgi_module) {
 
 	uwsgi_module_dict = PyModule_GetDict(current_uwsgi_module);
 	if (!uwsgi_module_dict) {
-		fprintf(stderr, "could not get uwsgi module __dict__\n");
+		uwsgi_log( "could not get uwsgi module __dict__\n");
 		exit(1);
 	}
 

uwsgiconfig.py

@@ -1,6 +1,7 @@
 # uWSGI configuration
 
 XML=True
+INI=True
 SNMP=True
 SCTP=False
 ERLANG=False
@@ -10,38 +11,115 @@ UDP=True
 MULTICAST=True
 THREADING=True
 SENDFILE=True
-PROFILER=True
+PROFILER=False
 NAGIOS=True
 PROXY=True
+PASTE=True
 MINTERPRETERS=True
+ASYNC=True
+UGREEN=False
+HTTP=True
+EVDIS=False
+LDAP=False
+WSGI2=False
+ROUTING=False
+STACKLESS=False
+#PLUGINS = ['psgi']
 PLUGINS = []
+USWALLOW=False
+UNBIT=False
+DEBUG=False
+EMBED_PLUGINS=True
 UWSGI_BIN_NAME = 'uwsgi'
-GCC='gcc'
+UWSGI_PLUGIN_DIR = '.'
 
 
+# specific compilation flags
+# libxml2 or expat
+XML_IMPLEMENTATION = 'libxml2'
+# if you want to use alternative python lib, specifiy its path here
+#PYLIB_PATH = '/home/roberto/uwsgi/STACKLESS/slp/lib'
+PYLIB_PATH = ''
+ERLANG_CFLAGS = ''
+ERLANG_LDFLAGS = '-lerl_interface -lei'
+# for source distribution installed in /usr/local
+#ERLANG_CFLAGS = '-I /usr/local/lib/erlang/lib/erl_interface-3.6.5/include/'
+#ERLANG_LDFLAGS = '-L/usr/local/lib/erlang/lib/erl_interface-3.6.5/lib -lerl_interface -lei'
+
 
 
 # end of configuration
 
 import os
 uwsgi_os = os.uname()[0]
+uwsgi_cpu = os.uname()[4]
 
 import sys
 import subprocess
 
-gcc_list = ['utils', 'protocol', 'socket', 'logging', 'wsgi_handlers', 'uwsgi_handlers', 'uwsgi']
+from distutils import sysconfig
+
+GCC = os.environ.get('CC', sysconfig.get_config_var('CC'))
+if not GCC:
+	GCC = 'gcc'
 
-# large file support
-cflags = ['-D_LARGEFILE_SOURCE', '-D_FILE_OFFSET_BITS=64']
-ldflags = ['-lpthread', '-rdynamic']
 
 def spcall(cmd):
 	p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE)
 
 	if p.wait() == 0:
-        	return p.stdout.read().rstrip().decode()
+		if sys.version_info[0] > 2:
+			return p.stdout.read().rstrip().decode()
+		return p.stdout.read().rstrip()
 	else:
-        	return None
+		return None
+
+def spcall2(cmd):
+	p = subprocess.Popen(cmd, shell=True, stderr=subprocess.PIPE)
+
+	if p.wait() == 0:
+		if sys.version_info[0] > 2:
+			return p.stderr.read().rstrip().decode()
+		return p.stderr.read().rstrip()
+	else:
+		return None
+
+gcc_version = str(spcall2("%s -v" % GCC)).split('\n')[-1].split()[2]
+
+gcc_major = int(gcc_version.split('.')[0])
+gcc_minor = int(gcc_version.split('.')[1])
+
+
+gcc_list = ['utils', 'pyutils', 'protocol', 'socket', 'logging', 'wsgi_handlers', 'wsgi_headers', 'uwsgi_handlers', 'plugins', 'uwsgi']
+
+cflags = ['-O2', '-Wall', '-Werror', '-D_LARGEFILE_SOURCE', '-D_FILE_OFFSET_BITS=64'] + os.environ.get("CFLAGS", "").split()
+
+# add -fno-strict-aliasing only on python2 and gcc < 4.3
+if (sys.version_info[0] == 2) or (gcc_major < 4) or (gcc_major == 4 and gcc_minor < 3):
+	cflags = cflags + ['-fno-strict-aliasing']
+
+if gcc_major >= 4:
+	cflags = cflags + [ '-Wextra', '-Wno-unused-parameter', '-Wno-missing-field-initializers' ]
+
+cflags = cflags + ['-I' + sysconfig.get_python_inc(), '-I' + sysconfig.get_python_inc(plat_specific=True) ]
+
+ldflags = os.environ.get("LDFLAGS", "").split()
+libs = ['-lpthread', '-rdynamic'] + sysconfig.get_config_var('LIBS').split() + sysconfig.get_config_var('SYSLIBS').split()
+if not sysconfig.get_config_var('Py_ENABLE_SHARED'):
+	libs.append('-L' + sysconfig.get_config_var('LIBPL'))
+
+
+if USWALLOW:
+	cflags = cflags + sysconfig.get_config_var('LLVM_CXXFLAGS').split()
+	ldflags = ldflags + sysconfig.get_config_var('LLVM_LDFLAGS').split() + sysconfig.get_config_var('LINKFORSHARED').split()
+	GCC = 'clang'
+
+def depends_on(what, dep):
+	for d in dep:
+		if not globals()[d]:
+			print("%s needs %s support." % (what, d))
+			sys.exit(1)
+
 
 def add_o(x):
 	if x == 'uwsgi':
@@ -63,12 +141,13 @@ def build_uwsgi(bin_name):
 			sys.exit(1)
 
 	if len(PLUGINS) > 0:
-		print("*** uWSGI embedding plugin ***")
+		print("*** uWSGI building plugins ***")
 		for plugin in PLUGINS:
-			print(plugin)
+			print("*** building plugin: %s ***" % plugin)
+			build_plugin("plugins/%s" % plugin)
 
 	print("*** uWSGI linking ***")
-	ldline = "%s -o %s %s %s" % (GCC, bin_name, ' '.join(map(add_o, gcc_list)), ' '.join(ldflags))
+	ldline = "%s -o %s %s %s %s" % (GCC, bin_name, ' '.join(ldflags), ' '.join(map(add_o, gcc_list)), ' '.join(libs))
 	print(ldline)
 	ret = os.system(ldline)
 	if ret != 0:
@@ -79,31 +158,136 @@ def build_uwsgi(bin_name):
 		bin_name = './' + bin_name
 	print("*** uWSGI is ready, launch it with %s ***" % bin_name)
 
+def unbit_setup():
+
+	global XML
+	XML=True
+
+	global INI
+	INI=False
+
+	global SNMP
+	SNMP=False
+
+	global SCTP
+	SCTP=False
+
+	global ERLANG
+	ERLANG=False
+
+	global SPOOLER
+	SPOOLER=True
+
+	global EMBEDDED
+	EMBEDDED=True
+	
+	global UDP
+	UDP=False
+
+	global MULTICAST
+	MULTICAST=False
+
+	global THREADING
+	THREADING=False
+
+	global SENDFILE
+	SENDFILE=True
+
+	global PROFILER
+	PROFILER=False
+
+	global NAGIOS
+	NAGIOS=False
+
+	global PROXY
+	PROXY=False
+
+	global PASTE
+	PASTE=False
+
+	global MINTERPRETERS
+	MINTERPRETERS=False
+	
+	global ASYNC
+	ASYNC=False
+
+	global UGREEN
+	UGREEN=False
+
+	global HTTP
+	HTTP=False
+
+	global EVDIS
+	EVDIS=False
+
+	global WSGI2
+	WSGI2=False
+
+	global LDAP
+	LDAP=False
+
+	global ROUTING
+	ROUTING=False
+
+	global STACKLESS
+	STACKLESS=False
+
+	global PLUGINS
+	#PLUGINS = ['psgi']
+	PLUGINS = []
+
+	global USWALLOW
+	USWALLOW=False
+
+	global UNBIT
+	UNBIT=True
+
+	global DEBUG
+	DEBUG=False
+
+	global EMBED_PLUGINS
+	EMBED_PLUGINS=True
+
+	global UWSGI_BIN_NAME
+	UWSGI_BIN_NAME = '../bin/uwsgi'
+
+	global UWSGI_PLUGIN_DIR
+	UWSGI_PLUGIN_DIR = '../bin'
+
+	global PYLIB_PATH
+	PYLIB_PATH = '/proc/unbit/opt/python26/lib'
 
 def parse_vars():
 
+	global UGREEN, ASYNC, PROXY
+	
 	version = sys.version_info
 	uver = "%d.%d" % (version[0], version[1])
 
-	pyconf = spcall("python%s-config --cflags" % uver)
-	if pyconf is None:
-		print("python development headers unavailable !!!!")
-		sys.exit(1)
-	cflags.insert(0,pyconf)
+	libs.append('-lpython' + uver)
 
-	pyconf = spcall("python%s-config --libs" % uver)
-	if pyconf is None:
-		print("python development headers unavailable !!!!")
-		sys.exit(1)
-	ldflags.insert(0,pyconf)
+	if str(PYLIB_PATH) != '':
+		libs.insert(0,'-L' + PYLIB_PATH)
+		os.environ['LD_RUN_PATH'] = PYLIB_PATH
 
-	kvm_list = ['SunOS', 'FreeBSD', 'OpenBSD', 'NetBSD', 'DragonFly']
+	kvm_list = ['FreeBSD', 'OpenBSD', 'NetBSD', 'DragonFly']
 
 	if uwsgi_os == 'SunOS':
-        	ldflags.append('-lsendfile')
+		libs.append('-lsendfile')
+		libs.remove('-rdynamic')
 
 	if uwsgi_os in kvm_list:
-        	ldflags.append('-lkvm')
+		libs.append('-lkvm')
+
+	if uwsgi_os == 'OpenBSD' or uwsgi_cpu[0:3] == 'arm' or uwsgi_os == 'Haiku':
+		UGREEN = False
+
+	if uwsgi_os == 'Haiku':
+		ASYNC = False
+		PROXY = False
+		libs.remove('-rdynamic')
+		libs.remove('-lpthread')
+		libs.append('-lroot')
 
 	if EMBEDDED:
 		cflags.append('-DUWSGI_EMBEDDED')
@@ -112,20 +296,81 @@ def parse_vars():
 	if UDP:
 		cflags.append("-DUWSGI_UDP")
 
+	if ASYNC:
+		cflags.append("-DUWSGI_ASYNC")
+		gcc_list.append('async')
+
 	if MULTICAST:
+		depends_on("MULTICAST", ['UDP'])
 		cflags.append("-DUWSGI_MULTICAST")
 
+	if STACKLESS:
+		if not cflags.__contains__('-DSTACKLESS_FRHACK=1'):
+			print("you need Stackless Python to use Tasklet")
+			sys.exit(1)
+		cflags.append("-DUWSGI_STACKLESS")
+		gcc_list.append('stackless')
+
 	if MINTERPRETERS:
 		cflags.append("-DUWSGI_MINTERPRETERS")
 
 	if NAGIOS:
 		cflags.append("-DUWSGI_NAGIOS")
+		gcc_list.append('nagios')
+
+	if INI:
+		cflags.append("-DUWSGI_INI")
+		gcc_list.append('ini')
+
+	if DEBUG:
+		cflags.append("-DUWSGI_DEBUG")
 
 	if PROXY:
+		depends_on("PROXY", ['ASYNC'])
 		cflags.append("-DUWSGI_PROXY")
 		gcc_list.append('proxy')
 
+	if LDAP:
+		cflags.append("-DUWSGI_LDAP")
+		gcc_list.append('ldap')
+		libs.append('-lldap')
+
+	if ROUTING:
+		depends_on("ROUTING", ['WSGI2', 'XML'])
+		cflags.append("-DUWSGI_ROUTING")
+		gcc_list.append('routing')
+		pcreconf = spcall("pcre-config --cflags")
+		if pcreconf is None:
+			print ("*** Unable to locate pcre-config.  The uWSGI build has been interrupted.  You have to install pcre.")
+			sys.exit(1)
+		else:
+			cflags.append(pcreconf)
+
+		pcreconf = spcall("pcre-config --libs")
+		if pcreconf is None:
+			print ("*** Unable to locate pcre-config.  The uWSGI build has been interrupted.  You have to install pcre.")
+			sys.exit(1)
+		else:
+			libs.append(pcreconf)
+
+	if HTTP:
+		cflags.append("-DUWSGI_HTTP")
+		gcc_list.append('http')
+
+	if EVDIS:
+		cflags.append("-DUWSGI_EVDIS")
+		gcc_list.append('evdis')
+		
+
+	if UGREEN:
+		if uwsgi_os == 'Darwin':
+			cflags.append("-D_XOPEN_SOURCE")
+		depends_on("UGREEN", ['ASYNC'])
+		cflags.append("-DUWSGI_UGREEN")
+		gcc_list.append('ugreen')
+
 	if SNMP:
+		depends_on("SNMP", ['UDP'])
 		cflags.append("-DUWSGI_SNMP")
 		gcc_list.append('snmp')
 
@@ -135,50 +380,93 @@ def parse_vars():
 	if PROFILER:
 		cflags.append("-DUWSGI_PROFILER")
 
+	if PASTE:
+		cflags.append('-DUWSGI_PASTE')
+
 	if SENDFILE:
 		cflags.append("-DUWSGI_SENDFILE")
+		gcc_list.append('sendfile')
 
 	if XML:
-		xmlconf = spcall('xml2-config --libs')
-		if xmlconf is None:
-			print("libxml2 headers unavailable. XML support will be disabled")
-		else:
-			ldflags.append(xmlconf)
-			xmlconf = spcall("xml2-config --cflags")
+		if XML_IMPLEMENTATION == 'libxml2':
+			xmlconf = spcall('xml2-config --libs')
 			if xmlconf is None:
-                        	print("libxml2 headers unavailable. XML support will be disabled")
+				print("*** libxml2 headers unavailable. uWSGI build is interrupted. You have to install libxml2 development package or use libexpat or disable XML")
+				sys.exit(1)
 			else:
-				cflags.append(xmlconf)
-				cflags.append("-DUWSGI_XML")
-				gcc_list.append('xmlconf')
+				libs.append(xmlconf)
+				xmlconf = spcall("xml2-config --cflags")
+				if xmlconf is None:
+					print("*** libxml2 headers unavailable. uWSGI build is interrupted. You have to install libxml2 development package or use libexpat or disable XML")
+					sys.exit(1)
+				else:
+					cflags.append(xmlconf)
+					cflags.append("-DUWSGI_XML -DUWSGI_XML_LIBXML2")
+					gcc_list.append('xmlconf')
+		elif XML_IMPLEMENTATION == 'expat':
+			cflags.append("-DUWSGI_XML -DUWSGI_XML_EXPAT")
+			libs.append('-lexpat')
+			gcc_list.append('xmlconf')
+			
 
 	if ERLANG:
+		depends_on("ERLANG", ['EMBEDDED'])
 		cflags.append("-DUWSGI_ERLANG")
-		ldflags.append("-lerl_interface -lei")
+		libs.append(ERLANG_LDFLAGS)
+		if str(ERLANG_CFLAGS) != '':
+			cflags.append(ERLANG_CFLAGS)
 		gcc_list.append('erlang')
 
+	if UWSGI_PLUGIN_DIR is not None:
+		cflags.append("-DUWSGI_PLUGIN_DIR=\\\"%s\\\"" % UWSGI_PLUGIN_DIR)
+
+	if len(PLUGINS) > 0 and EMBED_PLUGINS:
+		cflags.append("-DUWSGI_EMBED_PLUGINS")
+		for plugin in PLUGINS:
+			cflags.append("-DUWSGI_EMBED_PLUGIN_%s" % plugin.upper())
+
 	if SCTP:
-        	ldflags.append("-lsctp")
-        	cflags.append("-DUWSGI_SCTP")
+		libs.append("-lsctp")
+		cflags.append("-DUWSGI_SCTP")
 
 	if SPOOLER:
+		depends_on("SPOOLER", ['EMBEDDED'])
 		cflags.append("-DUWSGI_SPOOLER")
 		gcc_list.append('spooler')
 
+	if WSGI2:
+		cflags.append("-DUWSGI_WSGI2")
+
+	if DEBUG:
+		cflags.append("-DUWSGI_DEBUG")
+		cflags.append("-g")
+
+	if UNBIT:
+		cflags.append("-DUNBIT")
+
 def build_plugin(path):
 	path = path.rstrip('/')
 
 	sys.path.insert(0, path)
 	import uwsgiplugin as up
 
-	cflags.append(up.CFLAGS)
-	ldflags.append(up.LDFLAGS)
+	p_cflags = cflags[:]
+	p_ldflags = ldflags[:]
 
-	cflags.insert(0, '-I.')
+	p_cflags.append(up.CFLAGS)
+	p_ldflags.append(up.LDFLAGS)
+
+	p_cflags.insert(0, '-I.')
 
 	plugin_base = path + '/' + up.NAME + '_plugin'
+	plugin_dest = UWSGI_PLUGIN_DIR + '/' + up.NAME + '_plugin'
 
-	gccline = "%s -fPIC -shared -o %s.so %s %s.c %s" % (GCC, plugin_base, ' '.join(cflags), plugin_base, ' '.join(ldflags))
+	shared_flag = '-shared'
+
+	if uwsgi_os == 'Darwin':
+		shared_flag = '-dynamiclib -undefined dynamic_lookup'
+
+	gccline = "%s -fPIC %s -o %s.so %s %s %s.c" % (GCC, shared_flag, plugin_dest, ' '.join(p_cflags), ' '.join(p_ldflags), plugin_base )
 	print(gccline)
 
 	ret = os.system(gccline)
@@ -186,7 +474,7 @@ def build_plugin(path):
 		print("*** unable to build %s plugin ***" % up.NAME)
 		sys.exit(1)
 
-	print("*** %s plugin built and available in %s ***" % (up.NAME, plugin_base + '.so'))
+	print("*** %s plugin built and available in %s ***" % (up.NAME, plugin_dest + '.so'))
 	
 	
 
@@ -203,12 +491,18 @@ if __name__ == "__main__":
 		sys.exit(1)
 
 	if cmd == '--cflags':
-        	print(' '.join(cflags))
+		print(' '.join(cflags))
 	if cmd == '--ldflags':
-        	print(' '.join(ldflags))
+		print(' '.join(ldflags))
+	if cmd == '--libs':
+		print(' '.join(libs))
 	elif cmd == '--build':
 		parse_vars()
 		build_uwsgi(UWSGI_BIN_NAME)
+	elif cmd == '--unbit':
+		unbit_setup()
+		parse_vars()
+		build_uwsgi(UWSGI_BIN_NAME)
 	elif cmd == '--plugin':
 		parse_vars()
 		build_plugin(sys.argv[2])

uwsgistatus.py

@@ -0,0 +1,79 @@
+import uwsgi
+
+import time
+import sys
+import os
+
+
+def application(env, start_response):
+	print env
+	start_response('200 OK', [('Content-Type', 'text/html')])
+
+	yield '<h1>uWSGI %s status</h1>' % uwsgi.version
+	yield 'masterpid: <b>' + str(uwsgi.masterpid()) + '</b><br/>'
+
+	yield 'started on: <b>' + time.ctime(uwsgi.started_on) + '</b><br/>'
+
+	yield 'buffer size: <b>' + str(uwsgi.buffer_size) + '</b><br/>'
+
+	yield 'total_requests: <b>' + str(uwsgi.total_requests()) + '</b><br/>'
+
+	yield 'log size: <b>' + str(uwsgi.logsize()) + '</b><br/>'
+
+	yield 'workers: <b>' + str(uwsgi.numproc) + '</b><br/>'
+
+	yield "cwd: <b>%s</b><br/>" % os.getcwd()
+
+	try:
+		yield "mode: <b>%s</b><br/>" % uwsgi.mode
+	except:
+		pass
+
+	try:
+		yield "pidfile: <b>%s</b><br/>" % uwsgi.pidfile
+	except:
+		pass
+
+	yield "<h2>Hooks</h2>"
+
+	for h in range(0,255):
+		if uwsgi.has_hook(h):
+			yield "%d<br/>" % h
+
+	yield '<h2>dynamic options</h2>'
+	
+	yield '<b>logging</b>: ' + str(uwsgi.get_option(0)) + '<br/>'
+	yield '<b>max_requests</b>: '  + str(uwsgi.getoption(1)) + '<br/>'
+	yield '<b>socket_timeout</b>: ' + str(uwsgi.getoption(2)) + '<br/>'
+	yield '<b>memory_debug</b>: ' + str(uwsgi.getoption(3)) + '<br/>'
+	yield '<b>master_interval</b>: ' + str(uwsgi.getoption(4)) + '<br/>'
+	yield '<b>harakiri</b>: ' + str(uwsgi.getoption(5)) + '<br/>'
+	yield '<b>cgi_mode</b>: ' + str(uwsgi.get_option(6)) + '<br/>'
+	yield '<b>threads</b>: ' + str(uwsgi.get_option(7)) + '<br/>'
+	yield '<b>process_reaper</b>: ' + str(uwsgi.get_option(8)) + '<br/>'
+
+	yield '<table border="1">'
+	yield '<th>worker id</th><th>pid</th><th>in request</th><th>requests</th><th>running time</th><th>address space</th><th>rss</th>'
+
+	workers = uwsgi.workers();
+
+	yield '<h2>workers</h2>'
+
+	for w in workers:
+		#print w
+		#print w['running_time']
+		if w is not None:
+			yield '<tr><td>'+ str(w['id']) +'</td><td>' + str(w['pid']) + '</td><td>' + str(w['pid']) + '</td><td>' + str(w['requests']) + '</td><td>' + str(w['running_time']) + '</td><td>' + str(w['vsz']) + '</td><td>' + str(w['rss']) + '</td></tr>'
+			print w
+	
+	yield '</table>'
+
+	yield "<h2>PYTHONPATH</h2>"
+
+	yield "<ul>"
+	for p in sys.path:
+		yield "<li>%s</li>" % p
+
+	yield "</ul>"
+
+	yield "<i>%s</i>" % str(os.uname())

wsgi_handlers.c

@@ -1,253 +1,261 @@
 #include "uwsgi.h"
 
-static int uwsgi_sendfile(struct uwsgi_server *, int, int);
+extern struct uwsgi_server uwsgi;
+
+PyObject *py_uwsgi_write(PyObject * self, PyObject * args) {
+        PyObject *data;
+        char *content;
+        int len;
+
+	struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+
+        data = PyTuple_GetItem(args, 0);
+        if (PyString_Check(data)) {
+                content = PyString_AsString(data);
+                len = PyString_Size(data);
+
+#ifdef UWSGI_THREADING
+                if (uwsgi.has_threads && uwsgi.shared->options[UWSGI_OPTION_THREADS] == 1) {
+                        Py_BEGIN_ALLOW_THREADS wsgi_req->response_size = write(wsgi_req->poll.fd, content, len);
+                Py_END_ALLOW_THREADS}
+                else {
+#endif
+                        wsgi_req->response_size = write(wsgi_req->poll.fd, content, len);
+#ifdef UWSGI_THREADING
+                }
+#endif
+        }
+
+        Py_INCREF(Py_None);
+        return Py_None;
+}
+
+#ifdef UWSGI_ASYNC
+
+PyObject *py_eventfd_read(PyObject * self, PyObject * args) {
+        int fd, timeout;
+
+	struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+
+        if (!PyArg_ParseTuple(args, "i|i", &fd, &timeout)) {
+                return NULL;
+        }
+
+        if (fd >= 0) {
+                wsgi_req->async_waiting_fd = fd ;
+                wsgi_req->async_waiting_fd_type = ASYNC_IN ;
+                wsgi_req->async_waiting_fd_monitored = 0 ;
+        }
+
+        return PyString_FromString("") ;
+}
+
+
+PyObject *py_eventfd_write(PyObject * self, PyObject * args) {
+        int fd, timeout;
+
+	struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+
+        if (!PyArg_ParseTuple(args, "i|i", &fd, &timeout)) {
+                return NULL;
+        }
+
+        if (fd >= 0) {
+                wsgi_req->async_waiting_fd = fd ;
+                wsgi_req->async_waiting_fd_type = ASYNC_OUT ;
+                wsgi_req->async_waiting_fd_monitored = 0 ;
+        }
+
+        return PyString_FromString("") ;
+}
+#endif
 
 int uwsgi_request_wsgi(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req) {
 
-	char *ptrbuf;
-	char *bufferend;
-	uint16_t strsize = 0;
-	FILE *wsgi_file;
 	int i;
-
-	struct uwsgi_app *wi;
+	
+	size_t post_remains = wsgi_req->post_cl;
+	ssize_t post_chunk;
 
 	PyObject *zero, *wsgi_socket;
 
 	PyObject *pydictkey, *pydictvalue;
 
-	char *path_info;
+	static PyObject *uwsgi_version = NULL;
 
-	PyObject *wsgi_result, *wsgi_chunks, *wchunk;
+	char *path_info;
+	struct uwsgi_app *wi ;
+
+	int tmp_stderr;
+
+	if (uwsgi_version == NULL) {
+		uwsgi_version = PyString_FromString(UWSGI_VERSION);
+	}
+
+#ifdef UWSGI_ASYNC
+	if (wsgi_req->async_status == UWSGI_AGAIN) {
+		// get rid of timeout
+		if (wsgi_req->async_timeout_expired) {
+			PyDict_SetItemString(wsgi_req->async_environ, "x-wsgiorg.fdevent.timeout", Py_True);
+			wsgi_req->async_timeout_expired = 0 ;
+		}
+		else {
+			PyDict_SetItemString(wsgi_req->async_environ, "x-wsgiorg.fdevent.timeout", Py_None);
+		}
+		return manage_python_response(uwsgi, wsgi_req);
+	}
+#endif
 
 	/* Standard WSGI request */
-	if (!wsgi_req->size) {
-		fprintf(stderr, "Invalid WSGI request. skip.\n");
+	if (!wsgi_req->uh.pktsize) {
+		uwsgi_log( "Invalid WSGI request. skip.\n");
 		return -1;
 	}
 
-	ptrbuf = uwsgi->buffer;
-	bufferend = ptrbuf + wsgi_req->size;
+	if (uwsgi_parse_vars(uwsgi, wsgi_req)) {
+                uwsgi_log("Invalid WSGI request. skip.\n");
+                return -1;
+        }
 
-	/* set an HTTP 500 status as default */
-	wsgi_req->status = 500;
-
-
-
-	while (ptrbuf < bufferend) {
-		if (ptrbuf + 2 < bufferend) {
-			memcpy(&strsize, ptrbuf, 2);
-#ifdef __BIG_ENDIAN__
-			strsize = uwsgi_swap16(strsize);
-#endif
-			ptrbuf += 2;
-			if (ptrbuf + strsize < bufferend) {
-				// var key
-				uwsgi->hvec[wsgi_req->var_cnt].iov_base = ptrbuf;
-				uwsgi->hvec[wsgi_req->var_cnt].iov_len = strsize;
-				ptrbuf += strsize;
-				if (ptrbuf + 2 < bufferend) {
-					memcpy(&strsize, ptrbuf, 2);
-#ifdef __BIG_ENDIAN__
-					strsize = uwsgi_swap16(strsize);
-#endif
-					ptrbuf += 2;
-					if (ptrbuf + strsize <= bufferend) {
-#ifdef UNBIT
-						if (single_app_mode == 0 && !strncmp("SCRIPT_NAME", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-#else
-						if (!strncmp("SCRIPT_NAME", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-#endif
-							// set the request app_id
-							// LOCKED SECTION
-							if (strsize > 0) {
-								if (uwsgi->has_threads && !uwsgi->workers[uwsgi->mywid].i_have_gil) {
-									PyEval_RestoreThread(uwsgi->_save);
-									uwsgi->workers[uwsgi->mywid].i_have_gil = 1;
-								}
-								zero = PyString_FromStringAndSize(ptrbuf, strsize);
-								if (PyDict_Contains(uwsgi->py_apps, zero)) {
-									wsgi_req->app_id = PyInt_AsLong(PyDict_GetItem(uwsgi->py_apps, zero));
-								}
-								else {
-									/* unavailable app for this SCRIPT_NAME */
-									wsgi_req->app_id = -1;
-								}
-								Py_DECREF(zero);
-								if (uwsgi->has_threads && uwsgi->shared->options[UWSGI_OPTION_THREADS] == 1) {
-									uwsgi->_save = PyEval_SaveThread();
-									uwsgi->workers[uwsgi->mywid].i_have_gil = 0;
-								}
-							}
-							// UNLOCK
-						}
-						else if (!strncmp("SERVER_PROTOCOL", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-							wsgi_req->protocol = ptrbuf;
-							wsgi_req->protocol_len = strsize;
-						}
-						else if (!strncmp("REQUEST_URI", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-							wsgi_req->uri = ptrbuf;
-							wsgi_req->uri_len = strsize;
-						}
-						else if (!strncmp("QUERY_STRING", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-							wsgi_req->query_string = ptrbuf;
-							wsgi_req->query_string_len = strsize;
-						}
-						else if (!strncmp("REQUEST_METHOD", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-							wsgi_req->method = ptrbuf;
-							wsgi_req->method_len = strsize;
-						}
-						else if (!strncmp("REMOTE_ADDR", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-							wsgi_req->remote_addr = ptrbuf;
-							wsgi_req->remote_addr_len = strsize;
-						}
-						else if (!strncmp("REMOTE_USER", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-							wsgi_req->remote_user = ptrbuf;
-							wsgi_req->remote_user_len = strsize;
-						}
-						else if (!strncmp("UWSGI_SCHEME", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-							wsgi_req->scheme = ptrbuf;
-							wsgi_req->scheme_len = strsize;
-						}
-						else if (!strncmp("HTTPS", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-							wsgi_req->https = ptrbuf;
-							wsgi_req->https_len = strsize;
-						}
-#ifdef UNBIT
-						else if (!strncmp("UNBIT_FLAGS", uwsgi->hvec[wsgi_req->var_cnt].iov_base, uwsgi->hvec[wsgi_req->var_cnt].iov_len)) {
-							wsgi_req->unbit_flags = *(unsigned long long *) ptrbuf;
-						}
-#endif
-						if (wsgi_req->var_cnt < uwsgi->vec_size - (4 + 1)) {
-							wsgi_req->var_cnt++;
-						}
-						else {
-							fprintf(stderr, "max vec size reached. skip this header.\n");
-							break;
-						}
-						// var value
-						uwsgi->hvec[wsgi_req->var_cnt].iov_base = ptrbuf;
-						uwsgi->hvec[wsgi_req->var_cnt].iov_len = strsize;
-						if (wsgi_req->var_cnt < uwsgi->vec_size - (4 + 1)) {
-							wsgi_req->var_cnt++;
-						}
-						else {
-							fprintf(stderr, "max vec size reached. skip this header.\n");
-							break;
-						}
-						ptrbuf += strsize;
-					}
-					else {
-						break;
-					}
-				}
-				else {
-					break;
-				}
-			}
-		}
-		else {
-			break;
+	if (uwsgi->limit_post) {
+		if (wsgi_req->post_cl > uwsgi->limit_post) {
+                	uwsgi_log("Invalid (too big) CONTENT_LENGTH. skip.\n");
+                	return -1;
 		}
 	}
 
 
-
-#ifndef UWSGI_THREADING
+#ifdef UWSGI_THREADING
 	if (uwsgi->has_threads && !uwsgi->workers[uwsgi->mywid].i_have_gil) {
 		PyEval_RestoreThread(uwsgi->_save);
 		uwsgi->workers[uwsgi->mywid].i_have_gil = 1;
 	}
 #endif
 
+	if (!uwsgi->ignore_script_name) {
 
-	wsgi_file = fdopen(uwsgi->poll.fd, "r");
+		if (!wsgi_req->script_name)
+			wsgi_req->script_name = "";
 
-
-#ifdef UWSGI_XML
-	if (wsgi_req->app_id == -1 && uwsgi->xml_config == NULL) {
+		if (uwsgi->vhost) {
+			zero = PyString_FromStringAndSize(wsgi_req->host, wsgi_req->host_len);
+#ifdef PYTHREE
+			zero = PyString_Concat(zero, PyString_FromString("|"));
+			zero = PyString_Concat(zero, PyString_FromStringAndSize(wsgi_req->script_name, wsgi_req->script_name_len));
 #else
-	if (wsgi_req->app_id == -1 && uwsgi->wsgi_config == NULL) {
+			PyString_Concat(&zero, PyString_FromString("|"));
+			PyString_Concat(&zero, PyString_FromStringAndSize(wsgi_req->script_name, wsgi_req->script_name_len));
+#ifdef UWSGI_DEBUG
+			uwsgi_debug("VirtualHost SCRIPT_NAME=%s\n", PyString_AsString(zero)); 
 #endif
-		for (i = 0; i < wsgi_req->var_cnt; i += 2) {
-			if (!strncmp("SCRIPT_NAME", uwsgi->hvec[i].iov_base, uwsgi->hvec[i].iov_len)) {
-				wsgi_req->script_name = uwsgi->hvec[i + 1].iov_base;
-				wsgi_req->script_name_len = uwsgi->hvec[i + 1].iov_len;
-			}
-			if (!strncmp("UWSGI_SCRIPT", uwsgi->hvec[i].iov_base, uwsgi->hvec[i].iov_len)) {
-				wsgi_req->wsgi_script = uwsgi->hvec[i + 1].iov_base;
-				wsgi_req->wsgi_script_len = uwsgi->hvec[i + 1].iov_len;
-			}
-			if (!strncmp("UWSGI_MODULE", uwsgi->hvec[i].iov_base, uwsgi->hvec[i].iov_len)) {
-				wsgi_req->wsgi_module = uwsgi->hvec[i + 1].iov_base;
-				wsgi_req->wsgi_module_len = uwsgi->hvec[i + 1].iov_len;
-			}
-			if (!strncmp("UWSGI_CALLABLE", uwsgi->hvec[i].iov_base, uwsgi->hvec[i].iov_len)) {
-				wsgi_req->wsgi_callable = uwsgi->hvec[i + 1].iov_base;
-				wsgi_req->wsgi_callable_len = uwsgi->hvec[i + 1].iov_len;
-			}
+#endif
+		}
+		else {
+			zero = PyString_FromStringAndSize(wsgi_req->script_name, wsgi_req->script_name_len);
 		}
 
 
-
-		if (wsgi_req->wsgi_script_len > 0 || (wsgi_req->wsgi_callable_len > 0 && wsgi_req->wsgi_module_len > 0)) {
-			if ((wsgi_req->app_id = init_uwsgi_app(NULL, NULL)) == -1) {
-				internal_server_error(uwsgi->poll.fd, "wsgi application not found");
-				goto clean;
+		if (PyDict_Contains(uwsgi->py_apps, zero)) {
+               		wsgi_req->app_id = PyInt_AsLong(PyDict_GetItem(uwsgi->py_apps, zero));
+        	}
+        	else if (wsgi_req->script_name_len > 1 || uwsgi->default_app < 0 || uwsgi->vhost) {
+        		/* unavailable app for this SCRIPT_NAME */
+                	wsgi_req->app_id = -1;
+			if (wsgi_req->wsgi_script_len > 0 || (wsgi_req->wsgi_callable_len > 0 && wsgi_req->wsgi_module_len > 0)) {
+				wsgi_req->app_id = init_uwsgi_app(NULL, NULL);
 			}
 		}
+
+		Py_DECREF(zero);
+	}
+	else {
+		wsgi_req->app_id = 0;
 	}
 
 
 	if (wsgi_req->app_id == -1) {
-		internal_server_error(uwsgi->poll.fd, "wsgi application not found");
-		goto clean;
-	}
+		// use default app ?
+		if (!uwsgi->no_default_app && uwsgi->default_app >= 0) {
+			wsgi_req->app_id = uwsgi->default_app ;
+		}
+		else {
+			internal_server_error(wsgi_req->poll.fd, "wsgi application not found");
+			goto clear2;
+		}
 
+	}
 
 	wi = &uwsgi->wsgi_apps[wsgi_req->app_id];
 
 	if (uwsgi->single_interpreter == 0) {
 		if (!wi->interpreter) {
-			internal_server_error(uwsgi->poll.fd, "wsgi application's %d interpreter not found");
-			goto clean;
+			internal_server_error(wsgi_req->poll.fd, "wsgi application's %d interpreter not found");
+			goto clear2;
 		}
 
 		// set the interpreter
 		PyThreadState_Swap(wi->interpreter);
+		if (wi->chdir) {
+#ifdef UWSGI_DEBUG
+			uwsgi_debug("chdir to %s\n", wi->chdir);
+#endif
+			if (chdir(wi->chdir)) {
+				uwsgi_error("chdir()");
+			}
+		}
 	}
 
+	wi->requests++;
+
 
 	if (wsgi_req->protocol_len < 5) {
-		fprintf(stderr, "INVALID PROTOCOL: %.*s", wsgi_req->protocol_len, wsgi_req->protocol);
-		internal_server_error(uwsgi->poll.fd, "invalid HTTP protocol !!!");
-		goto clean;
+		uwsgi_log( "INVALID PROTOCOL: %.*s\n", wsgi_req->protocol_len, wsgi_req->protocol);
+		internal_server_error(wsgi_req->poll.fd, "invalid HTTP protocol !!!");
+		goto clear;
+
 	}
 	if (strncmp(wsgi_req->protocol, "HTTP/", 5)) {
-		fprintf(stderr, "INVALID PROTOCOL: %.*s", wsgi_req->protocol_len, wsgi_req->protocol);
-		internal_server_error(uwsgi->poll.fd, "invalid HTTP protocol !!!");
-		goto clean;
+		uwsgi_log( "INVALID PROTOCOL: %.*s\n", wsgi_req->protocol_len, wsgi_req->protocol);
+		internal_server_error(wsgi_req->poll.fd, "invalid HTTP protocol !!!");
+		goto clear;
 	}
 
 
+
+#ifdef UWSGI_ASYNC
+	wsgi_req->async_environ = wi->wsgi_environ[wsgi_req->async_id];
+	wsgi_req->async_args = wi->wsgi_args[wsgi_req->async_id];
+#else
+	wsgi_req->async_environ = wi->wsgi_environ;
+	wsgi_req->async_args = wi->wsgi_args;
+#endif
+	Py_INCREF((PyObject *)wsgi_req->async_environ);
+
+
+
 	for (i = 0; i < wsgi_req->var_cnt; i += 2) {
-		/*fprintf(stderr,"%.*s: %.*s\n", uwsgi->hvec[i].iov_len, uwsgi->hvec[i].iov_base, uwsgi->hvec[i+1].iov_len, uwsgi->hvec[i+1].iov_base); */
-		pydictkey = PyString_FromStringAndSize(uwsgi->hvec[i].iov_base, uwsgi->hvec[i].iov_len);
-		pydictvalue = PyString_FromStringAndSize(uwsgi->hvec[i + 1].iov_base, uwsgi->hvec[i + 1].iov_len);
-		PyDict_SetItem(wi->wsgi_environ, pydictkey, pydictvalue);
+/*
+#ifdef UWSGI_DEBUG
+		uwsgi_debug("%.*s: %.*s\n", wsgi_req->hvec[i].iov_len, wsgi_req->hvec[i].iov_base, wsgi_req->hvec[i+1].iov_len, wsgi_req->hvec[i+1].iov_base);
+#endif
+*/
+		pydictkey = PyString_FromStringAndSize(wsgi_req->hvec[i].iov_base, wsgi_req->hvec[i].iov_len);
+		pydictvalue = PyString_FromStringAndSize(wsgi_req->hvec[i + 1].iov_base, wsgi_req->hvec[i + 1].iov_len);
+		PyDict_SetItem(wsgi_req->async_environ, pydictkey, pydictvalue);
 		Py_DECREF(pydictkey);
 		Py_DECREF(pydictvalue);
 	}
 
-	if (wsgi_req->modifier == UWSGI_MODIFIER_MANAGE_PATH_INFO) {
-		pydictkey = PyDict_GetItemString(wi->wsgi_environ, "SCRIPT_NAME");
+
+	if (wsgi_req->uh.modifier1 == UWSGI_MODIFIER_MANAGE_PATH_INFO) {
+		pydictkey = PyDict_GetItemString(wsgi_req->async_environ, "SCRIPT_NAME");
 		if (pydictkey) {
 			if (PyString_Check(pydictkey)) {
-				pydictvalue = PyDict_GetItemString(wi->wsgi_environ, "PATH_INFO");
+				pydictvalue = PyDict_GetItemString(wsgi_req->async_environ, "PATH_INFO");
 				if (pydictvalue) {
 					if (PyString_Check(pydictvalue)) {
 						path_info = PyString_AsString(pydictvalue);
-						PyDict_SetItemString(wi->wsgi_environ, "PATH_INFO", PyString_FromString(path_info + PyString_Size(pydictkey)));
+						PyDict_SetItemString(wsgi_req->async_environ, "PATH_INFO", PyString_FromString(path_info + PyString_Size(pydictkey)));
 					}
 				}
 			}
@@ -255,34 +263,79 @@ int uwsgi_request_wsgi(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req
 	}
 
 
+
+
 	// set wsgi vars
 
-	wsgi_socket = PyFile_FromFile(wsgi_file, "wsgi_input", "r", NULL);
-	PyDict_SetItemString(wi->wsgi_environ, "wsgi.input", wsgi_socket);
+
+	if (uwsgi->post_buffering > 0 && wsgi_req->post_cl > (size_t) uwsgi->post_buffering) {
+		wsgi_req->async_post = tmpfile();
+		if (!wsgi_req->async_post) {
+			uwsgi_error("tmpfile()");
+			goto clear;
+		}
+		
+
+		while(post_remains > 0) {
+			if (uwsgi->shared->options[UWSGI_OPTION_HARAKIRI] > 0) {
+				inc_harakiri(uwsgi->shared->options[UWSGI_OPTION_SOCKET_TIMEOUT]);
+			}
+			if (post_remains > (size_t) uwsgi->post_buffering_bufsize) {
+				post_chunk = read(wsgi_req->poll.fd, wsgi_req->post_buffering_buf, uwsgi->post_buffering_bufsize);
+			}
+			else {
+				post_chunk = read(wsgi_req->poll.fd, wsgi_req->post_buffering_buf, post_remains);
+			}	
+			if (post_chunk < 0) {
+				uwsgi_error("read()");
+				goto clear;
+			}
+			if (!fwrite(wsgi_req->post_buffering_buf, post_chunk, 1, wsgi_req->async_post)) {
+				uwsgi_error("fwrite()");
+				goto clear;
+			}
+			post_remains -= post_chunk;
+		}
+		rewind(wsgi_req->async_post);
+	} 
+	else {
+		wsgi_req->async_post = fdopen(wsgi_req->poll.fd, "r");
+	}
+
+	wsgi_socket = PyFile_FromFile(wsgi_req->async_post, "wsgi_input", "r", NULL);
+	PyDict_SetItemString(wsgi_req->async_environ, "wsgi.input", wsgi_socket);
 	Py_DECREF(wsgi_socket);
 
 #ifdef UWSGI_SENDFILE
-	PyDict_SetItemString(wi->wsgi_environ, "wsgi.file_wrapper", wi->wsgi_sendfile);
+	PyDict_SetItemString(wsgi_req->async_environ, "wsgi.file_wrapper", wi->wsgi_sendfile);
+#endif
+
+#ifdef UWSGI_ASYNC
+	if (uwsgi->async > 1) {
+		PyDict_SetItemString(wsgi_req->async_environ, "x-wsgiorg.fdevent.readable", wi->wsgi_eventfd_read);
+		PyDict_SetItemString(wsgi_req->async_environ, "x-wsgiorg.fdevent.writable", wi->wsgi_eventfd_write);
+		PyDict_SetItemString(wsgi_req->async_environ, "x-wsgiorg.fdevent.timeout", Py_None);
+	}
 #endif
 
 	zero = PyTuple_New(2);
 	PyTuple_SetItem(zero, 0, PyInt_FromLong(1));
 	PyTuple_SetItem(zero, 1, PyInt_FromLong(0));
-	PyDict_SetItemString(wi->wsgi_environ, "wsgi.version", zero);
+	PyDict_SetItemString(wsgi_req->async_environ, "wsgi.version", zero);
 	Py_DECREF(zero);
 
 	zero = PyFile_FromFile(stderr, "wsgi_input", "w", NULL);
-	PyDict_SetItemString(wi->wsgi_environ, "wsgi.errors", zero);
+	PyDict_SetItemString(wsgi_req->async_environ, "wsgi.errors", zero);
 	Py_DECREF(zero);
 
-	PyDict_SetItemString(wi->wsgi_environ, "wsgi.run_once", Py_False);
+	PyDict_SetItemString(wsgi_req->async_environ, "wsgi.run_once", Py_False);
 
-	PyDict_SetItemString(wi->wsgi_environ, "wsgi.multithread", Py_False);
+	PyDict_SetItemString(wsgi_req->async_environ, "wsgi.multithread", Py_False);
 	if (uwsgi->numproc == 1) {
-		PyDict_SetItemString(wi->wsgi_environ, "wsgi.multiprocess", Py_False);
+		PyDict_SetItemString(wsgi_req->async_environ, "wsgi.multiprocess", Py_False);
 	}
 	else {
-		PyDict_SetItemString(wi->wsgi_environ, "wsgi.multiprocess", Py_True);
+		PyDict_SetItemString(wsgi_req->async_environ, "wsgi.multiprocess", Py_True);
 	}
 
 	if (wsgi_req->scheme_len > 0) {
@@ -299,131 +352,104 @@ int uwsgi_request_wsgi(struct uwsgi_server *uwsgi, struct wsgi_request *wsgi_req
 	else {
 		zero = PyString_FromString("http");
 	}
-	PyDict_SetItemString(wi->wsgi_environ, "wsgi.url_scheme", zero);
+	PyDict_SetItemString(wsgi_req->async_environ, "wsgi.url_scheme", zero);
 	Py_DECREF(zero);
 
-#ifdef UNBIT
-	if (wsgi_req->unbit_flags & (unsigned long long) 1) {
-		if (uri_to_hex() <= 0) {
-			tmp_filename[0] = 0;
-		}
+
+	wsgi_req->async_app = wi->wsgi_callable ;
+
+	PyDict_SetItemString(uwsgi->embedded_dict, "env", wsgi_req->async_environ);
+
+	PyDict_SetItemString(wsgi_req->async_environ, "x-wsgiorg.uwsgi.version", uwsgi_version);
+
+
+#ifdef UWSGI_ROUTING
+	uwsgi_log("routing %d routes %d\n", uwsgi->routing, uwsgi->nroutes);
+	if (uwsgi->routing && uwsgi->nroutes > 0) {
+		check_route(uwsgi, wsgi_req);
 	}
 #endif
 
 
 	// call
+
 #ifdef UWSGI_PROFILER
 	if (uwsgi->enable_profiler == 1) {
-		wsgi_result = PyEval_CallObject(wi->wsgi_cprofile_run, wi->wsgi_args);
-		if (PyErr_Occurred()) {
-			PyErr_Print();
-		}
-		if (wsgi_result) {
-			Py_DECREF(wsgi_result);
-			wsgi_result = PyDict_GetItemString(wi->pymain_dict, "uwsgi_out");
+		PyDict_SetItem(wi->pymain_dict, PyString_FromFormat("uwsgi_environ__%d", wsgi_req->app_id), wsgi_req->async_environ);
+		wsgi_req->async_result = python_call(wi->wsgi_cprofile_run, wsgi_req->async_args, 0);
+		if (wsgi_req->async_result) {
+			wsgi_req->async_result = PyDict_GetItemString(wi->pymain_dict, "uwsgi_out");
+			Py_INCREF((PyObject*)wsgi_req->async_result);
+			Py_INCREF((PyObject*)wsgi_req->async_result);
 		}
 	}
 	else {
 #endif
 
-		wsgi_result = PyEval_CallObject(wi->wsgi_callable, wi->wsgi_args);
 
-		if (PyErr_Occurred()) {
-			PyErr_Print();
-		}
+		PyTuple_SetItem(wsgi_req->async_args, 0, wsgi_req->async_environ);
+		wsgi_req->async_result = python_call(wsgi_req->async_app, wsgi_req->async_args, uwsgi->catch_exceptions);
+
 #ifdef UWSGI_PROFILER
 	}
 #endif
 
 
+	if (wsgi_req->async_result) {
 
 
-	if (wsgi_result) {
-
-
-#ifdef UWSGI_SENDFILE
-		if (wsgi_req->sendfile_fd > -1) {
-			wsgi_req->response_size = uwsgi_sendfile(uwsgi, wsgi_req->sendfile_fd, uwsgi->poll.fd);
-		}
-		else {
-
-#endif
-
-			wsgi_chunks = PyObject_GetIter(wsgi_result);
-			if (wsgi_chunks) {
-				while ((wchunk = PyIter_Next(wsgi_chunks))) {
-					if (PyString_Check(wchunk)) {
-						if ((i = write(uwsgi->poll.fd, PyString_AsString(wchunk), PyString_Size(wchunk))) < 0) {
-							perror("write()");
-						}
-						wsgi_req->response_size += i;
-#ifdef UNBIT
-						if (save_to_disk >= 0) {
-							if (write(save_to_disk, PyString_AsString(wchunk), PyString_Size(wchunk)) < 0) {
-								perror("write()");
-								close(save_to_disk);
-								save_to_disk = -1;
-								unlinkat(tmp_dir_fd, tmp_filename, 0);
-							}
-						}
-#endif
-					}
-					else {
-						fprintf(stderr, "invalid output returned by the wsgi callable !!!\n");
-					}
-					Py_DECREF(wchunk);
-				}
-
-				if (PyErr_Occurred()) {
-					PyErr_Print();
-				}
-
-#ifdef UNBIT
-				else if (save_to_disk >= 0) {
-					close(save_to_disk);
-					save_to_disk = -1;
-					fprintf(stderr, "[uWSGI cacher] output of request %llu (%.*s) on pid %d written to cache file %s\n", uwsgi->workers[0].requests + 1, wsgi_req->uri_len, wsgi_req->uri, uwsgi->mypid, tmp_filename);
-				}
-#endif
-				Py_DECREF(wsgi_chunks);
+		while ( manage_python_response(uwsgi, wsgi_req) != UWSGI_OK) {
+#ifdef UWSGI_ASYNC
+			if (uwsgi->async > 1) {
+				return UWSGI_AGAIN;
 			}
-#ifdef UWSGI_PROFILER
-		}
-		if (uwsgi->enable_profiler == 0) {
 #endif
-			Py_DECREF(wsgi_result);
-#ifdef UWSGI_PROFILER
 		}
-#endif
+
+
+	}
+	else if (uwsgi->catch_exceptions) {
+
+		wsgi_req->response_size += write(wsgi_req->poll.fd, wsgi_req->protocol, wsgi_req->protocol_len);
+		wsgi_req->response_size += write(wsgi_req->poll.fd, " 500 Internal Server Error\r\n", 28 );
+		wsgi_req->response_size += write(wsgi_req->poll.fd, "Content-type: text/plain\r\n\r\n", 28 );
+		wsgi_req->header_cnt = 1 ;
+		
+		/* 
+			sorry that is a hack to avoid the rewrite of PyErr_Print
+			temporarily map (using dup2) stderr to wsgi_req->poll.fd
+		*/
+		tmp_stderr = dup(2);
+		if (tmp_stderr < 0) {
+			uwsgi_error("dup()");
+			goto clear;
+		}
+		// map 2 to wsgi_req
+		if (dup2(wsgi_req->poll.fd, 2) < 0) {
+			close(tmp_stderr);
+			uwsgi_error("dup2()");
+			goto clear;
+		}
+		// print the error
+		PyErr_Print();
+		// ...resume the original stderr, in case of error we are damaged forever !!!
+		if (dup2(tmp_stderr, 2) < 0) {
+			uwsgi_error("dup2()");
+		}
+		close(tmp_stderr);	
 	}
 
-
-
-	PyDict_Clear(wi->wsgi_environ);
-	wi->requests++;
-
-	PyErr_Clear();
-	if (uwsgi->shared->options[UWSGI_OPTION_HARAKIRI] > 0) {
-		set_harakiri(0);
-	}
+clear:
 
 	if (uwsgi->single_interpreter == 0) {
 		// restoring main interpreter
 		PyThreadState_Swap(uwsgi->main_thread);
 	}
 
-      clean:
-	fclose(wsgi_file);
+clear2:
 
-#ifdef UWSGI_THREADING
-	if (uwsgi->has_threads && uwsgi->shared->options[UWSGI_OPTION_THREADS] == 1) {
-		uwsgi->_save = PyEval_SaveThread();
-		uwsgi->workers[uwsgi->mywid].i_have_gil = 0;
-	}
-#endif
-	uwsgi->workers[uwsgi->mywid].requests++;
 
-	return 0;
+	return UWSGI_OK;
 
 }
 
@@ -432,66 +458,3 @@ void uwsgi_after_request_wsgi(struct uwsgi_server *uwsgi, struct wsgi_request *w
 	if (uwsgi->shared->options[UWSGI_OPTION_LOGGING])
 		log_request(wsgi_req);
 }
-
-#ifdef UWSGI_SENDFILE
-static int uwsgi_sendfile(struct uwsgi_server *uwsgi, int fd, int sockfd) {
-
-	off_t rlen;
-
-#ifdef __sun__
-	struct stat stat_buf;
-	if (fstat(fd, &stat_buf)) {
-		perror("fstat()");
-		return 0;
-	}
-	else {
-		rlen = stat_buf.st_size;
-	}
-#else
-	rlen = lseek(fd, 0, SEEK_END);
-#endif
-
-	if (rlen > 0) {
-		lseek(fd, 0, SEEK_SET);
-#if !defined(__linux__) && !defined(__sun__)
-#if defined(__FreeBSD__) || defined(__DragonFly__)
-
-		if (sendfile(fd, sockfd, 0, 0, NULL, &rlen, 0)) {
-			perror("sendfile()");
-		}
-#elif __APPLE__
-		if (sendfile(fd, sockfd, 0, &rlen, NULL, 0)) {
-			perror("sendfile()");
-		}
-#else
-		ssize_t i = 0;
-		char *no_sendfile_buf[4096];
-		ssize_t jlen = 0;
-		rlen = 0;
-		i = 0;
-		while (i < rlen) {
-			jlen = read(fd, no_sendfile_buf, 4096);
-			if (jlen <= 0) {
-				perror("read()");
-				break;
-			}
-			i += jlen;
-			jlen = write(sockfd, no_sendfile_buf, jlen);
-			if (jlen <= 0) {
-				perror("write()");
-				break;
-			}
-			rlen += jlen;
-		}
-#endif
-#else
-		off_t sf_ot = 0;
-		rlen = sendfile(sockfd, fd, &sf_ot, rlen);
-#endif
-
-	}
-	Py_DECREF(uwsgi->py_sendfile);
-
-	return rlen;
-}
-#endif

wsgi_headers.c

@@ -0,0 +1,148 @@
+#include "uwsgi.h"
+
+extern struct uwsgi_server uwsgi;
+
+static char *nl = "\r\n";
+static char *h_sep = ": ";
+static const char *http_protocol = "HTTP/1.1";
+
+PyObject *py_uwsgi_spit(PyObject * self, PyObject * args) {
+	PyObject *headers, *head;
+	PyObject *h_key, *h_value;
+	int i, j;
+
+	struct wsgi_request *wsgi_req = current_wsgi_req(&uwsgi);
+
+	int base = 0;
+
+	// use writev()
+
+	head = PyTuple_GetItem(args, 0);
+	if (!head) {
+		goto clear;
+	}
+
+	if (!PyString_Check(head)) {
+		uwsgi_log( "http status must be a string !\n");
+		goto clear;
+	}
+
+
+	if (uwsgi.shared->options[UWSGI_OPTION_CGI_MODE] == 0) {
+		base = 4;
+
+		if (wsgi_req->protocol_len == 0) {
+			wsgi_req->hvec[0].iov_base = (char *) http_protocol;
+			wsgi_req->protocol_len = 8;
+		}
+		else {
+			wsgi_req->hvec[0].iov_base = wsgi_req->protocol;
+		}
+
+		wsgi_req->hvec[0].iov_len = wsgi_req->protocol_len;
+		wsgi_req->hvec[1].iov_base = " ";
+		wsgi_req->hvec[1].iov_len = 1;
+#ifdef PYTHREE
+		wsgi_req->hvec[2].iov_base = PyBytes_AsString(PyUnicode_AsASCIIString(head));
+		wsgi_req->hvec[2].iov_len = strlen(wsgi_req->hvec[2].iov_base);
+#else
+		wsgi_req->hvec[2].iov_base = PyString_AsString(head);
+		wsgi_req->hvec[2].iov_len = PyString_Size(head);
+#endif
+		wsgi_req->status = atoi(wsgi_req->hvec[2].iov_base);
+		wsgi_req->hvec[3].iov_base = nl;
+		wsgi_req->hvec[3].iov_len = NL_SIZE;
+	}
+	else {
+		// drop http status on cgi mode
+		base = 3;
+		wsgi_req->hvec[0].iov_base = "Status: ";
+		wsgi_req->hvec[0].iov_len = 8;
+#ifdef PYTHREE
+		wsgi_req->hvec[1].iov_base = PyBytes_AsString(PyUnicode_AsASCIIString(head));
+		wsgi_req->hvec[1].iov_len = strlen(wsgi_req->hvec[1].iov_base);
+#else
+		wsgi_req->hvec[1].iov_base = PyString_AsString(head);
+		wsgi_req->hvec[1].iov_len = PyString_Size(head);
+#endif
+		wsgi_req->status = atoi(wsgi_req->hvec[1].iov_base);
+		wsgi_req->hvec[2].iov_base = nl;
+		wsgi_req->hvec[2].iov_len = NL_SIZE;
+	}
+
+
+	headers = PyTuple_GetItem(args, 1);
+	if (!headers) {
+		goto clear;
+	}
+	if (!PyList_Check(headers)) {
+		uwsgi_log( "http headers must be in a python list\n");
+		goto clear;
+	}
+	wsgi_req->header_cnt = PyList_Size(headers);
+
+
+
+	if (wsgi_req->header_cnt > uwsgi.max_vars) {
+		wsgi_req->header_cnt = uwsgi.max_vars;
+	}
+	for (i = 0; i < wsgi_req->header_cnt; i++) {
+		j = (i * 4) + base;
+		head = PyList_GetItem(headers, i);
+		if (!head) {
+			goto clear;
+		}
+		if (!PyTuple_Check(head)) {
+			uwsgi_log( "http header must be defined in a tuple !\n");
+			goto clear;
+		}
+		h_key = PyTuple_GetItem(head, 0);
+		if (!h_key) {
+			goto clear;
+		}
+		h_value = PyTuple_GetItem(head, 1);
+		if (!h_value) {
+			goto clear;
+		}
+#ifdef PYTHREE
+		wsgi_req->hvec[j].iov_base = PyBytes_AsString(PyUnicode_AsASCIIString(h_key));
+		wsgi_req->hvec[j].iov_len = strlen(wsgi_req->hvec[j].iov_base);
+#else
+		wsgi_req->hvec[j].iov_base = PyString_AsString(h_key);
+		wsgi_req->hvec[j].iov_len = PyString_Size(h_key);
+#endif
+		wsgi_req->hvec[j + 1].iov_base = h_sep;
+		wsgi_req->hvec[j + 1].iov_len = H_SEP_SIZE;
+#ifdef PYTHREE
+		wsgi_req->hvec[j + 2].iov_base = PyBytes_AsString(PyUnicode_AsASCIIString(h_value));
+		wsgi_req->hvec[j + 2].iov_len = strlen(wsgi_req->hvec[j + 2].iov_base);
+#else
+		wsgi_req->hvec[j + 2].iov_base = PyString_AsString(h_value);
+		wsgi_req->hvec[j + 2].iov_len = PyString_Size(h_value);
+#endif
+		wsgi_req->hvec[j + 3].iov_base = nl;
+		wsgi_req->hvec[j + 3].iov_len = NL_SIZE;
+		//uwsgi_log( "%.*s: %.*s\n", wsgi_req->hvec[j].iov_len, (char *)wsgi_req->hvec[j].iov_base, wsgi_req->hvec[j+2].iov_len, (char *) wsgi_req->hvec[j+2].iov_base);
+	}
+
+
+	// \r\n
+	j = (i * 4) + base;
+	wsgi_req->hvec[j].iov_base = nl;
+	wsgi_req->hvec[j].iov_len = NL_SIZE;
+
+	wsgi_req->headers_size = writev(wsgi_req->poll.fd, wsgi_req->hvec, j + 1);
+	if (wsgi_req->headers_size < 0) {
+		uwsgi_error("writev()");
+	}
+
+	Py_INCREF(uwsgi.wsgi_writeout);
+
+
+	return uwsgi.wsgi_writeout;
+
+      clear:
+
+	Py_INCREF(Py_None);
+	return Py_None;
+}

xmlconf.c

@@ -2,10 +2,13 @@
 
 #include "uwsgi.h"
 
+extern struct uwsgi_server uwsgi;
+
+#ifdef UWSGI_XML_LIBXML2
+
 #include <libxml/parser.h>
 #include <libxml/tree.h>
 
-extern struct uwsgi_server uwsgi;
 
 void uwsgi_xml_config(struct wsgi_request *wsgi_req, struct option *long_options) {
 	xmlDoc *doc = NULL;
@@ -15,51 +18,120 @@ void uwsgi_xml_config(struct wsgi_request *wsgi_req, struct option *long_options
 
 	xmlChar *xml_uwsgi_mountpoint = NULL;
 	xmlChar *xml_uwsgi_script = NULL;
+	xmlChar *node_mode;
 	struct option *lopt, *aopt;
 
+	char *colon ;
+
+	char *xml_id ;
+
+	colon = strchr(uwsgi.xml_config, ':');
+	if (colon) {
+		colon[0] = 0 ;
+		colon++;
+		if (*colon == 0) {
+			uwsgi_log("invalid xml id\n");
+			exit(1);
+		}
+		uwsgi_log( "[uWSGI] using xml uwsgi id: %s\n", colon);
+	}
 
 	doc = xmlReadFile(uwsgi.xml_config, NULL, 0);
 	if (doc == NULL) {
-		fprintf(stderr, "[uWSGI] could not parse file %s.\n", uwsgi.xml_config);
+		uwsgi_log( "[uWSGI] could not parse file %s.\n", uwsgi.xml_config);
 		exit(1);
 	}
 
 	if (long_options) {
-		fprintf(stderr, "[uWSGI] parsing config file %s\n", uwsgi.xml_config);
+		uwsgi_log( "[uWSGI] parsing config file %s\n", uwsgi.xml_config);
 	}
 
 	element = xmlDocGetRootElement(doc);
 	if (element == NULL) {
-		fprintf(stderr, "[uWSGI] invalid xml config file.\n");
+		uwsgi_log( "[uWSGI] invalid xml config file.\n");
 		exit(1);
 	}
 	if (strcmp((char *) element->name, "uwsgi")) {
-		fprintf(stderr, "[uWSGI] invalid xml root element, <uwsgi> expected.\n");
-		exit(1);
+		for (node = element->children; node; node = node->next) {
+			element = NULL ;
+			if (node->type == XML_ELEMENT_NODE) {
+				if (!strcmp((char *) node->name, "uwsgi")) {
+					xml_id = (char *) xmlGetProp(node, (const xmlChar *) "id");
+
+					if (colon && xml_id) {
+						if ( strcmp(colon, xml_id) ) {
+							continue;
+						}
+					}
+					element = node ;
+					break;
+				}
+			}
+		}
+
+		if (!element) {
+			uwsgi_log( "[uWSGI] invalid xml root element, <uwsgi> expected.\n");
+			exit(1);
+		}
 	}
 
 
 	if (long_options) {
-		// first check for pythonpath
+		// first check for options
 		for (node = element->children; node; node = node->next) {
-			if (node->type == XML_ELEMENT_NODE) {
+			if (node->type == XML_CDATA_SECTION_NODE) {
+				if (node->content) {
+					manage_opt(LONG_ARGS_EVAL_CONFIG, (char *) node->content);
+				}
+			}
+			else if (node->type == XML_ELEMENT_NODE) {
+
+				if (!strcmp((char *) node->name, "app")) {
+					uwsgi.xml_round2 = 1 ;
+					continue;
+				}
+
+#ifdef UWSGI_ROUTING
+				if (!strcmp((char *) node->name, "route")) {
+					uwsgi.xml_round2 = 1 ;
+					continue;
+				}
+				if (!strcmp((char *) node->name, "routing")) {
+					uwsgi.xml_round2 = 1 ;
+					continue;
+				}
+#endif
 				lopt = long_options;
 				while ((aopt = lopt)) {
 					if (!aopt->name)
 						break;
 					if (!strcmp((char *) node->name, aopt->name)) {
 						if (!node->children && aopt->has_arg) {
-							fprintf(stderr, "[uWSGI] %s option need a value. skip.\n", aopt->name);
+							uwsgi_log( "[uWSGI] %s option need a value. skip.\n", aopt->name);
 							exit(1);
 						}
 
 						if (node->children) {
 							if (!node->children->content && aopt->has_arg) {
-								fprintf(stderr, "[uWSGI] %s option need a value. skip.\n", aopt->name);
+								uwsgi_log( "[uWSGI] %s option need a value. skip.\n", aopt->name);
 								exit(1);
 							}
 						}
 
+						node_mode = xmlGetProp(node, (const xmlChar *) "mode") ;
+						if (uwsgi.mode && node_mode) {
+							if (strcmp(uwsgi.mode, (char *) node_mode)) {
+								goto next;	
+							}	
+						}
+
+						xml_id = (char *) xmlGetProp(node, (const xmlChar *) "id") ;
+						if (colon && xml_id) {
+							if (strcmp(colon, xml_id)) {
+								goto next;	
+							}	
+						}
+
 						if (aopt->flag) {
 							*aopt->flag = aopt->val;
 						}
@@ -72,6 +144,7 @@ void uwsgi_xml_config(struct wsgi_request *wsgi_req, struct option *long_options
 							}
 						}
 					}
+next:
 					lopt++;
 				}
 			}
@@ -79,14 +152,14 @@ void uwsgi_xml_config(struct wsgi_request *wsgi_req, struct option *long_options
 	}
 	else {
 
-		// ... then for wsgi apps
+		// ... then for apps and routing
 		for (node = element->children; node; node = node->next) {
 			if (node->type == XML_ELEMENT_NODE) {
 
 				if (!strcmp((char *) node->name, "app")) {
 					xml_uwsgi_mountpoint = xmlGetProp(node, (const xmlChar *) "mountpoint");
 					if (xml_uwsgi_mountpoint == NULL) {
-						fprintf(stderr, "no mountpoint defined for app. skip.\n");
+						uwsgi_log( "no mountpoint defined for app. skip.\n");
 						continue;
 					}
 					wsgi_req->script_name = (char *) xml_uwsgi_mountpoint;
@@ -96,12 +169,12 @@ void uwsgi_xml_config(struct wsgi_request *wsgi_req, struct option *long_options
 						if (node2->type == XML_ELEMENT_NODE) {
 							if (!strcmp((char *) node2->name, "script")) {
 								if (!node2->children) {
-									fprintf(stderr, "no wsgi script defined. skip.\n");
+									uwsgi_log( "no wsgi script defined. skip.\n");
 									continue;
 								}
 								xml_uwsgi_script = node2->children->content;
 								if (xml_uwsgi_script == NULL) {
-									fprintf(stderr, "no wsgi script defined. skip.\n");
+									uwsgi_log( "no wsgi script defined. skip.\n");
 									continue;
 								}
 								wsgi_req->wsgi_script = (char *) xml_uwsgi_script;
@@ -111,17 +184,253 @@ void uwsgi_xml_config(struct wsgi_request *wsgi_req, struct option *long_options
 						}
 					}
 				}
+#ifdef UWSGI_ROUTING
+				else if (!strcmp((char *) node->name, "routing")) {
+					unsigned char *default_route_mountpoint = NULL;
+					unsigned char *default_route_callbase = NULL ;
+					xmlChar *tmp_val;
+					int default_route_modifier1 = 0;
+					int default_route_modifier2 = 0;
+					const char *errstr;
+					int erroff;
+
+					default_route_mountpoint = xmlGetProp(node, (const xmlChar *) "mountpoint");
+					default_route_callbase = xmlGetProp(node, (const xmlChar *) "base");
+
+					tmp_val = xmlGetProp(node, (const xmlChar *) "modifier1");
+					if (tmp_val) {
+						default_route_modifier1 = atoi( (char *)tmp_val);
+					}
+
+					tmp_val = xmlGetProp(node, (const xmlChar *) "modifier2");
+					if (tmp_val) {
+						default_route_modifier2 = atoi( (char *) tmp_val);
+					}
+					
+					
+					for (node2 = node->children; node2; node2 = node2->next) {
+                                                if (node2->type == XML_ELEMENT_NODE) {
+                                                        if (!strcmp((char *) node2->name, "route") && uwsgi.nroutes < MAX_UWSGI_ROUTES) {
+                                                                if (!node2->children) {
+                                                                        uwsgi_log( "no route callable defined. skip.\n");
+                                                                        continue;
+                                                                }
+								uwsgi.routes[uwsgi.nroutes].mountpoint = (char *) default_route_mountpoint;
+								uwsgi.routes[uwsgi.nroutes].callbase = (char *) default_route_callbase;
+								uwsgi.routes[uwsgi.nroutes].modifier1 = default_route_modifier1;
+								uwsgi.routes[uwsgi.nroutes].modifier2 = default_route_modifier2;
+								// TODO check for action
+								uwsgi.routes[uwsgi.nroutes].action = NULL;
+                                                                uwsgi.routes[uwsgi.nroutes].call = (char *) node2->children->content;
+                                                                if (uwsgi.routes[uwsgi.nroutes].call == NULL) {
+                                                                        uwsgi_log( "no route callable defined. skip.\n");
+                                                                        continue;
+                                                                }
+
+								tmp_val = xmlGetProp(node2, (const xmlChar *) "pattern");
+								if (!tmp_val) {
+                                                                        uwsgi_log( "no route pattern defined. skip.\n");
+                                                                        continue;
+								}
+
+								uwsgi.routes[uwsgi.nroutes].pattern = pcre_compile( (char *) tmp_val, 0, &errstr, &erroff, NULL);
+								uwsgi.routes[uwsgi.nroutes].pattern_extra = pcre_study(uwsgi.routes[uwsgi.nroutes].pattern, 0, &errstr);
+
+				
+								pcre_fullinfo(uwsgi.routes[uwsgi.nroutes].pattern, uwsgi.routes[uwsgi.nroutes].pattern_extra, PCRE_INFO_CAPTURECOUNT, &uwsgi.routes[uwsgi.nroutes].args);
+
+								uwsgi_log("route call: %s %d\n", uwsgi.routes[uwsgi.nroutes].call, uwsgi.routes[uwsgi.nroutes].args);	
+								
+								uwsgi.nroutes++;
+                                                        }
+                                                }
+                                        }
+
+				}
+#endif
 			}
 		}
 
 	}
 
-	/* We cannot free xml resources as the string pointer must be valid for all the server lifecycle */
-	//xmlFreeDoc (doc);
-	//xmlCleanupParser ();
+	/* We cannot free xml resources on the first round (and with routing enabled) as the string pointer must be valid for all the server lifecycle */
+#ifdef UWSGI_ROUTING
+	if (!long_options && !uwsgi.routing) {
+#else
+	if (!long_options) {
+#endif
+		xmlFreeDoc (doc);
+		xmlCleanupParser ();
+	}
 
 }
 
+#endif
+
+#ifdef UWSGI_XML_EXPAT
+
+#include <expat.h>
+
+int current_xmlnode ;
+int current_xmlnode_has_arg ;
+char *current_xmlnode_text ;
+int current_xmlnode_text_len ;
+
+void uwsgi_endElement(void *userData, const char *name) {
+
+	if (current_xmlnode && !current_xmlnode_has_arg) {
+		manage_opt(current_xmlnode, NULL);
+	}
+	else if (current_xmlnode_has_arg) {
+		if (!current_xmlnode_text_len) {
+			uwsgi_log("option %s requires an argument\n", name);
+			exit(1);
+		}
+		// HACK: use the first char of closing tag for nulling string
+		current_xmlnode_text[current_xmlnode_text_len] = 0;
+		manage_opt(current_xmlnode, current_xmlnode_text);
+	}
+
+	current_xmlnode = 0 ;
+	current_xmlnode_has_arg = 0 ;
+	current_xmlnode_text = NULL ;
+	current_xmlnode_text_len = 0 ;
+}
+
+void uwsgi_endApp(void *userData, const char *name) {}
+
+void uwsgi_textHandler(void *userData, const char *s, int len) {
+	
+	if (current_xmlnode && current_xmlnode_has_arg) {
+		current_xmlnode_text = (char *) s;
+		current_xmlnode_text_len = len;
+	}
+}
+
+void uwsgi_textApp(void *userData, const char *s, int len) {
+
+	struct wsgi_request *wsgi_req = (struct wsgi_request *) userData ;
+
+	if (current_xmlnode) {
+		wsgi_req->wsgi_script = (char *) s;
+                wsgi_req->wsgi_script_len = len;
+                init_uwsgi_app(NULL, NULL);
+		current_xmlnode = 0;
+	}
+};
+
+void uwsgi_startApp(void *userData, const char *name, const char **attrs) {
+
+	struct wsgi_request *wsgi_req = (struct wsgi_request *) userData ;
+
+
+	if (!strcmp(name, "app")) {
+		current_xmlnode = 0 ;
+		uwsgi_log("%s = %s\n", attrs[0], attrs[1]);
+		if (strcmp(attrs[0], "mountpoint")) {
+			uwsgi_log("invalid attribute for app tag. must be 'mountpoint'\n");
+			exit(1);
+		}
+		if (attrs[1]) {
+			wsgi_req->script_name = (char *) attrs[1];
+			wsgi_req->script_name_len = strlen(attrs[1]);
+		}
+		else {
+			wsgi_req->script_name = "";
+			wsgi_req->script_name_len = 0;
+		}
+	}
+	else if (!strcmp(name, "script")) {
+		current_xmlnode = 1 ;
+	}
+}
+
+void uwsgi_startElement(void *userData, const char *name, const char **attrs) {
+
+	struct option *long_options = (struct option *) userData;
+	struct option *lopt, *aopt;
+
+
+	lopt = long_options;
+        while ((aopt = lopt)) {
+        	if (!aopt->name)
+                	break;
+		if (!strcmp(name, aopt->name)) {
+			if (aopt->flag) {
+                        	*aopt->flag = aopt->val;
+				break;
+                        }
+                        else {
+                        	current_xmlnode = aopt->val;
+				current_xmlnode_has_arg = aopt->has_arg ;
+				break;
+			}
+		}
+                lopt++;
+	}
+}
+
+
+
+void uwsgi_xml_config(struct wsgi_request *wsgi_req, struct option *long_options) {
+
+	int xmlfd ;
+	size_t rlen ;
+	struct stat stat_buf;
+	char *xmlbuf ;
+
+	XML_Parser parser = XML_ParserCreate(NULL);
+
+	xmlfd = open(uwsgi.xml_config, O_RDONLY);
+	if (xmlfd < 0) {
+		uwsgi_error("open()");
+		exit(1);
+	}
+
+	if (fstat(xmlfd, &stat_buf)) {
+		uwsgi_error("fstat()");
+		exit(1);
+	}
+
+	xmlbuf = malloc(stat_buf.st_size);
+	if (!xmlbuf) {
+		uwsgi_error("malloc()");
+		exit(1);
+	}
+	
+	rlen = read(xmlfd, xmlbuf, stat_buf.st_size);
+	if (rlen != stat_buf.st_size) {
+		uwsgi_error("read()");
+		exit(1);
+	}
+	close(xmlfd);
+
+	if (long_options) {
+		XML_SetUserData(parser, long_options);
+		XML_SetElementHandler(parser, uwsgi_startElement, uwsgi_endElement);
+		XML_SetCharacterDataHandler(parser, uwsgi_textHandler);
+	}
+	else {
+		XML_SetUserData(parser, wsgi_req);
+		XML_SetElementHandler(parser, uwsgi_startApp, uwsgi_endApp);
+		XML_SetCharacterDataHandler(parser, uwsgi_textApp);
+	}
+
+	if (!XML_Parse(parser, xmlbuf, stat_buf.st_size, 1)) {
+		uwsgi_log( "%s at line %d\n", XML_ErrorString(XML_GetErrorCode(parser)), (int) XML_GetCurrentLineNumber(parser));
+		exit(1);
+	}
+
+	if (!long_options) {
+		XML_ParserFree(parser);
+		free(xmlbuf);
+	}
+	
+
+}
+
+#endif
+
 #else
 #warning "*** XML configuration support is disabled ***"
 #endif