backported http-socket-modifier1/2

backported carbon hostname patch to 1.4.x

apache2/mod_proxy_uwsgi.c

@@ -1,3 +1,8 @@
+/*
+
+	 apxs2 -i -c mod_proxy_uwsgi.c
+
+*/
 #define APR_WANT_MEMFUNC
 #define APR_WANT_STRFUNC
 #include "apr_strings.h"
@@ -101,6 +106,14 @@ static int uwsgi_send_headers(request_rec *r, proxy_conn_rec *conn)
     ap_add_common_vars(r);
     ap_add_cgi_vars(r);
 
+    // this is not a security problem (in Linux) as uWSGI destroy the env memory area readable in /proc
+    // and generally if you host untrusted apps in your server and allows them to read others uid /proc/<pid>
+    // files you have higher problems...
+    const char *auth = apr_table_get(r->headers_in, "Authorization");
+    if (auth) {
+        apr_table_setn(r->subprocess_env, "HTTP_AUTHORIZATION", auth); 
+    }
+
     const char *script_name = apr_table_get(r->subprocess_env, "SCRIPT_NAME");
     const char *path_info = apr_table_get(r->subprocess_env, "PATH_INFO");
 
@@ -143,7 +156,7 @@ static int uwsgi_send_headers(request_rec *r, proxy_conn_rec *conn)
     buf[0] = 0;
     buf[1] = (uint8_t) (pktsize & 0xff);
     buf[2] = (uint8_t) ((pktsize >> 8) & 0xff);
-    buf[0] = 0;
+    buf[3] = 0;
 
     return uwsgi_send(conn, buf, headerlen, r);
 }
@@ -336,8 +349,6 @@ static int uwsgi_handler(request_rec *r, proxy_worker *worker,
     // ADD PATH_INFO
     size_t w_len = strlen(worker->name);
     char *u_path_info = r->filename + 6 + w_len;
-    ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,
-                      "URL %s: %s %s %s", url, worker->name, r->filename, u_path_info);
     int delta = 0;
     if (u_path_info[0] != '/') {
         delta = 1;

bin/uwsgi

@@ -0,0 +1,4 @@
+#!/usr/bin/env ruby
+cmd = File.expand_path "#{File.dirname(__FILE__)}/../ext/uwsgi/uwsgi.ruby"
+
+exec(cmd, *ARGV)

core/alarm.c

@@ -136,7 +136,7 @@ static struct uwsgi_alarm_instance *uwsgi_alarm_get_instance(char *name) {
 }
 
 
-static int uwsgi_alarm_log_add(char *alarms, char *regexp) {
+static int uwsgi_alarm_log_add(char *alarms, char *regexp, int negate) {
 
 	struct uwsgi_alarm_log *old_ual = NULL, *ual = uwsgi.alarm_logs;
 	while (ual) {
@@ -148,6 +148,7 @@ static int uwsgi_alarm_log_add(char *alarms, char *regexp) {
 	if (uwsgi_regexp_build(regexp, &ual->pattern, &ual->pattern_extra)) {
 		return -1;
 	}
+	ual->negate = negate;
 
 	if (old_ual) {
 		old_ual->next = ual;
@@ -223,7 +224,7 @@ void uwsgi_alarms_init() {
 		*space = 0;
 		char *regexp = space + 1;
 		// here the log-alarm is created
-		if (uwsgi_alarm_log_add(line, regexp)) {
+		if (uwsgi_alarm_log_add(line, regexp, usl->custom)) {
 			uwsgi_log("invalid log-alarm: %s\n", usl->value);
 			exit(1);
 		}
@@ -239,7 +240,12 @@ void uwsgi_alarm_log_check(char *msg, size_t len) {
 	struct uwsgi_alarm_log *ual = uwsgi.alarm_logs;
 	while (ual) {
 		if (uwsgi_regexp_match(ual->pattern, ual->pattern_extra, msg, len) >= 0) {
-			uwsgi_alarm_log_run(ual, msg, len);
+			if (!ual->negate) {
+				uwsgi_alarm_log_run(ual, msg, len);
+			}
+			else {
+				break;
+			}
 		}
 		ual = ual->next;
 	}

core/async.c

@@ -99,23 +99,23 @@ struct wsgi_request *find_first_available_wsgi_req() {
 void async_expire_timeouts() {
 
 	struct wsgi_request *wsgi_req;
-	time_t current_time = uwsgi_now();
+	uint64_t current_time = (uint64_t) uwsgi_now();
 	struct uwsgi_async_fd *uaf = NULL, *current_uaf;
 
 	struct uwsgi_rb_timer *urbt;
 
 	for (;;) {
 
-		urbt = uwsgi_min_rb_timer(uwsgi.rb_async_timeouts);
+		urbt = uwsgi_min_rb_timer(uwsgi.rb_async_timeouts, NULL);
 
 		if (urbt == NULL)
 			return;
 
-		if (urbt->key <= current_time) {
+		if (urbt->value <= current_time) {
 			wsgi_req = (struct wsgi_request *) urbt->data;
 			// timeout expired
 			wsgi_req->async_timed_out = 1;
-			rb_erase(&wsgi_req->async_timeout->rbt, uwsgi.rb_async_timeouts);
+			uwsgi_del_rb_timer(uwsgi.rb_async_timeouts, wsgi_req->async_timeout);
 			free(wsgi_req->async_timeout);
 			wsgi_req->async_timeout = NULL;
 			uaf = wsgi_req->waiting_fds;
@@ -258,12 +258,12 @@ void async_loop() {
 			timeout = 0;
 		}
 		else {
-			min_timeout = uwsgi_min_rb_timer(uwsgi.rb_async_timeouts);
+			min_timeout = uwsgi_min_rb_timer(uwsgi.rb_async_timeouts, NULL);
 			if (uwsgi.async_runqueue_cnt) {
 				timeout = 0;
 			}
 			if (min_timeout) {
-				timeout = min_timeout->key - uwsgi_now();
+				timeout = min_timeout->value - uwsgi_now();
 				if (timeout <= 0) {
 					async_expire_timeouts();
 					timeout = 0;
@@ -354,13 +354,14 @@ void async_loop() {
 				if (uwsgi.wsgi_req) {
 					proto_parser_status = uwsgi.wsgi_req->socket->proto(uwsgi.wsgi_req);
 					// reset timeout
-					rb_erase(&uwsgi.wsgi_req->async_timeout->rbt, uwsgi.rb_async_timeouts);
+					uwsgi_del_rb_timer(uwsgi.rb_async_timeouts, uwsgi.wsgi_req->async_timeout);
 					free(uwsgi.wsgi_req->async_timeout);
 					uwsgi.wsgi_req->async_timeout = NULL;
 					// parsing complete
 					if (!proto_parser_status) {
 						// remove fd from event poll and fd proto table 
 						uwsgi.async_proto_fd_table[interesting_fd] = NULL;
+						event_queue_del_fd(uwsgi.async_queue, interesting_fd, event_queue_read());
 						// put request in the runqueue
 						runqueue_push(uwsgi.wsgi_req);
 						continue;
@@ -395,7 +396,7 @@ void async_loop() {
 				}
 				uwsgi.wsgi_req->waiting_fds = NULL;
 				if (uwsgi.wsgi_req->async_timeout) {
-					rb_erase(&uwsgi.wsgi_req->async_timeout->rbt, uwsgi.rb_async_timeouts);
+					uwsgi_del_rb_timer(uwsgi.rb_async_timeouts, uwsgi.wsgi_req->async_timeout);
 					free(uwsgi.wsgi_req->async_timeout);
 					uwsgi.wsgi_req->async_timeout = NULL;
 				}
@@ -405,6 +406,7 @@ void async_loop() {
 
 				// put the request in the runqueue again
 				runqueue_push(uwsgi.wsgi_req);
+				break;
 			}
 		}
 
@@ -432,7 +434,7 @@ void async_loop() {
 				}
 				uwsgi.wsgi_req->waiting_fds = NULL;
 				if (uwsgi.wsgi_req->async_timeout) {
-					rb_erase(&uwsgi.wsgi_req->async_timeout->rbt, uwsgi.rb_async_timeouts);
+					uwsgi_del_rb_timer(uwsgi.rb_async_timeouts, uwsgi.wsgi_req->async_timeout);
 					free(uwsgi.wsgi_req->async_timeout);
 					uwsgi.wsgi_req->async_timeout = NULL;
 				}

core/cache.c

@@ -105,7 +105,7 @@ static inline uint64_t uwsgi_cache_get_index(char *key, uint16_t keylen) {
 
 	uint32_t hash = djb33x_hash(key, keylen);
 
-	int hash_key = hash % 0xffff;
+	uint32_t hash_key = hash % 0xffff;
 
 	uint64_t slot = uwsgi.cache_hashtable[hash_key];
 
@@ -117,8 +117,9 @@ static inline uint64_t uwsgi_cache_get_index(char *key, uint16_t keylen) {
 	uci = &uwsgi.cache_items[slot];
 
 	// first round
+	if (hash_key != uci->djbhash % 0xffff) return 0;
 	if (uci->djbhash != hash)
-		return 0;
+		goto cycle;
 	if (uci->keysize != keylen)
 		goto cycle;
 	if (memcmp(uci->key, key, keylen))
@@ -144,7 +145,7 @@ cycle:
 			}
 		}
 		if (uci->djbhash != hash)
-			return 0;
+			continue;
 		if (uci->keysize != keylen)
 			continue;
 		if (!memcmp(uci->key, key, keylen))
@@ -188,11 +189,6 @@ int uwsgi_cache_del(char *key, uint16_t keylen, uint64_t index) {
 		uci->valsize = 0;
 		uwsgi.shared->cache_unused_stack_ptr++;
 		uwsgi.cache_unused_stack[uwsgi.shared->cache_unused_stack_ptr] = index;
-		// try to return to initial condition...
-		if (index == uwsgi.shared->cache_first_available_item - 1) {
-			uwsgi.shared->cache_first_available_item--;
-			//uwsgi_log("FACI: %llu STACK PTR: %llu\n", (unsigned long long) uwsgi.shared->cache_first_available_item, (unsigned long long) uwsgi.shared->cache_unused_stack_ptr);
-		}
 		ret = 0;
 		// relink collisioned entry
 		if (uci->prev) {

core/emperor.c

@@ -6,7 +6,6 @@ a supervisor for multiple uWSGI instances
 
 */
 #include "uwsgi.h"
-#include <glob.h>
 
 
 extern struct uwsgi_server uwsgi;
@@ -1023,7 +1022,7 @@ void emperor_loop() {
 					else if (byte == 30 && uwsgi.emperor_broodlord > 0 && uwsgi.emperor_broodlord_count < uwsgi.emperor_broodlord) {
 						uwsgi_log("[emperor] going in broodlord mode: launching zergs for %s\n", ui_current->name);
 						char *zerg_name = uwsgi_concat3(ui_current->name, ":", "zerg");
-						emperor_add(NULL, zerg_name, uwsgi_now(), NULL, 0, ui_current->uid, ui_current->gid);
+						emperor_add(ui_current->scanner, zerg_name, uwsgi_now(), NULL, 0, ui_current->uid, ui_current->gid);
 						free(zerg_name);
 					}
 				}
@@ -1324,13 +1323,21 @@ end:
 void uwsgi_emperor_start() {
 
 	if (!uwsgi.sockets && !ushared->gateways_cnt && !uwsgi.master_process) {
+		if (uwsgi.emperor_procname) {
+			uwsgi_set_processname(uwsgi.emperor_procname);
+		}
 		uwsgi_notify_ready();
 		emperor_loop();
 		// never here
 		exit(1);
 	}
 
-	uwsgi.emperor_pid = uwsgi_fork("uWSGI Emperor");
+	if (uwsgi.emperor_procname) {
+		uwsgi.emperor_pid = uwsgi_fork(uwsgi.emperor_procname);
+	}
+	else {
+		uwsgi.emperor_pid = uwsgi_fork("uWSGI Emperor");
+	}
 	if (uwsgi.emperor_pid < 0) {
 		uwsgi_error("pid()");
 		exit(1);

core/gateway.c

@@ -41,6 +41,10 @@ struct uwsgi_gateway *register_gateway(char *name, void (*loop) (int, void *), v
 	return ug;
 }
 
+static void gateway_brutal_end() {
+	_exit(UWSGI_END_CODE);
+}
+
 void gateway_respawn(int id) {
 
 	pid_t gw_pid;
@@ -65,6 +69,7 @@ void gateway_respawn(int id) {
 		}
 #endif
 		uwsgi.mypid = getpid();
+		atexit(gateway_brutal_end);
 		signal(SIGALRM, SIG_IGN);
 		signal(SIGHUP, SIG_IGN);
 		signal(SIGINT, end_me);
@@ -77,7 +82,7 @@ void gateway_respawn(int id) {
 
 		ug->loop(id, ug->data);
 		// never here !!! (i hope)
-		exit(1);
+		_exit(1);
 	}
 
 	ug->pid = gw_pid;

core/lock.c

@@ -45,6 +45,10 @@ static struct uwsgi_lock_item *uwsgi_register_lock(char *id, int rw) {
 
 #ifdef UWSGI_LOCK_USE_MUTEX
 
+#ifdef OBSOLETE_LINUX_KERNEL
+#undef EOWNERDEAD
+#endif
+
 #ifdef EOWNERDEAD
 #define UWSGI_LOCK_ENGINE_NAME "pthread robust mutexes"
 int uwsgi_pthread_robust_mutexes_enabled = 1;
@@ -60,6 +64,12 @@ int uwsgi_pthread_robust_mutexes_enabled = 1;
 #define UWSGI_RWLOCK_SIZE	sizeof(pthread_rwlock_t)
 #endif
 
+#ifndef PTHREAD_PRIO_INHERIT
+int pthread_mutexattr_setprotocol (pthread_mutexattr_t *__attr,
+                                          int __protocol);
+#define PTHREAD_PRIO_INHERIT 1
+#endif
+
 // REMEMBER lock must contains space for both pthread_mutex_t and pthread_mutexattr_t !!! 
 struct uwsgi_lock_item *uwsgi_lock_fast_init(char *id) {
 
@@ -81,8 +91,16 @@ retry:
 	}
 
 #ifdef EOWNERDEAD
+
+#ifndef PTHREAD_MUTEX_ROBUST
+#define PTHREAD_MUTEX_ROBUST PTHREAD_MUTEX_ROBUST_NP
+#endif
+	if (pthread_mutexattr_setprotocol(&attr, PTHREAD_PRIO_INHERIT)) {
+		uwsgi_log("unable to set PTHREAD_PRIO_INHERIT\n");
+		exit(1);
+	}
 	if (uwsgi_pthread_robust_mutexes_enabled) {
-		if (pthread_mutexattr_setrobust_np(&attr, PTHREAD_MUTEX_ROBUST_NP)) {
+		if (pthread_mutexattr_setrobust_np(&attr, PTHREAD_MUTEX_ROBUST)) {
 			uwsgi_log("unable to make the mutex 'robust'\n");
 			exit(1);
 		}
@@ -556,8 +574,10 @@ void uwsgi_setup_locking() {
 			uwsgi.lock_ops.rwunlock = uwsgi_rwunlock_ipcsem;
 			uwsgi.lock_size = 8;
 			uwsgi.rwlock_size = 8;
-			return;
+			goto ready;
 		}
+		uwsgi_log("unable to find lock engine \"%s\"\n", uwsgi.lock_engine);
+		exit(1);
 	}
 
 	uwsgi_log_initial("lock engine: %s\n", UWSGI_LOCK_ENGINE_NAME);
@@ -578,6 +598,7 @@ void uwsgi_setup_locking() {
 
 	// application generic lock
 	int i;
+ready:
 	uwsgi.user_lock = uwsgi_malloc(sizeof(void *) * (uwsgi.locks + 1));
 	for (i = 0; i < uwsgi.locks + 1; i++) {
 		uwsgi.user_lock[i] = uwsgi_lock_init(uwsgi_concat2("user ", uwsgi_num2str(i)));
@@ -608,6 +629,11 @@ void uwsgi_setup_locking() {
 		uwsgi.cron_table_lock = uwsgi_lock_init("cron");
 	}
 
+	if (uwsgi.use_thunder_lock) {
+		// process shared thunder lock
+		uwsgi.the_thunder_lock = uwsgi_lock_init("thunder");
+	}
+
 	uwsgi.rpc_table_lock = uwsgi_lock_init("rpc");
 
 }

core/logging.c

@@ -815,6 +815,7 @@ struct uwsgi_logger *uwsgi_get_logger_from_id(char *id) {
 void uwsgi_logit_lf(struct wsgi_request *wsgi_req) {
 	struct uwsgi_logchunk *logchunk = uwsgi.logchunks;
 	ssize_t rlen = 0;
+	const char *empty_var = "-";
 	while (logchunk) {
 		int pos = logchunk->vec;
 		// raw string
@@ -851,6 +852,11 @@ void uwsgi_logit_lf(struct wsgi_request *wsgi_req) {
 				uwsgi.logvectors[wsgi_req->async_id][pos].iov_len = 0;
 			}
 		}
+
+		if (uwsgi.logvectors[wsgi_req->async_id][pos].iov_len == 0 && logchunk->type != 0) {
+			uwsgi.logvectors[wsgi_req->async_id][pos].iov_base = (char *) empty_var;
+			uwsgi.logvectors[wsgi_req->async_id][pos].iov_len = 1; 
+		}
 		logchunk = logchunk->next;
 	}
 
@@ -862,7 +868,9 @@ void uwsgi_logit_lf(struct wsgi_request *wsgi_req) {
 	while (logchunk) {
 		if (logchunk->free) {
 			if (uwsgi.logvectors[wsgi_req->async_id][logchunk->vec].iov_len > 0) {
-				free(uwsgi.logvectors[wsgi_req->async_id][logchunk->vec].iov_base);
+				if (uwsgi.logvectors[wsgi_req->async_id][logchunk->vec].iov_base != empty_var) {
+					free(uwsgi.logvectors[wsgi_req->async_id][logchunk->vec].iov_base);
+				}
 			}
 		}
 		logchunk = logchunk->next;
@@ -923,17 +931,38 @@ void uwsgi_build_log_format(char *format) {
 
 }
 
-ssize_t uwsgi_lf_status(struct wsgi_request *wsgi_req, char **buf) {
+static ssize_t uwsgi_lf_status(struct wsgi_request *wsgi_req, char **buf) {
 	*buf = uwsgi_num2str(wsgi_req->status);
 	return strlen(*buf);
 }
 
-ssize_t uwsgi_lf_epoch(struct wsgi_request * wsgi_req, char **buf) {
+static ssize_t uwsgi_lf_rsize(struct wsgi_request *wsgi_req, char **buf) {
+        *buf = uwsgi_num2str(wsgi_req->response_size);
+        return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_hsize(struct wsgi_request *wsgi_req, char **buf) {
+        *buf = uwsgi_num2str(wsgi_req->headers_size);
+        return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_size(struct wsgi_request *wsgi_req, char **buf) {
+        *buf = uwsgi_num2str(wsgi_req->headers_size+wsgi_req->response_size);
+        return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_cl(struct wsgi_request *wsgi_req, char **buf) {
+        *buf = uwsgi_num2str(wsgi_req->post_cl);
+        return strlen(*buf);
+}
+
+
+static ssize_t uwsgi_lf_epoch(struct wsgi_request * wsgi_req, char **buf) {
 	*buf = uwsgi_num2str(uwsgi_now());
 	return strlen(*buf);
 }
 
-ssize_t uwsgi_lf_ctime(struct wsgi_request * wsgi_req, char **buf) {
+static ssize_t uwsgi_lf_ctime(struct wsgi_request * wsgi_req, char **buf) {
 	*buf = uwsgi_malloc(26);
 #ifdef __sun__
 	ctime_r((const time_t *) &wsgi_req->start_of_request_in_sec, *buf, 26);
@@ -943,23 +972,98 @@ ssize_t uwsgi_lf_ctime(struct wsgi_request * wsgi_req, char **buf) {
 	return 24;
 }
 
-ssize_t uwsgi_lf_time(struct wsgi_request * wsgi_req, char **buf) {
+static ssize_t uwsgi_lf_time(struct wsgi_request * wsgi_req, char **buf) {
 	*buf = uwsgi_num2str(wsgi_req->start_of_request / 1000000);
 	return strlen(*buf);
 }
 
+static ssize_t uwsgi_lf_ltime(struct wsgi_request * wsgi_req, char **buf) {
+        *buf = uwsgi_malloc(64);
+        time_t now = wsgi_req->start_of_request / 1000000;
+        size_t ret = strftime(*buf, 64, "%d/%b/%Y:%H:%M:%S %z", localtime(&now));
+        if (ret == 0) {
+                *buf[0] = 0;
+                return 0;
+        }
+        return ret;
+}
 
 
-ssize_t uwsgi_lf_micros(struct wsgi_request * wsgi_req, char **buf) {
+
+static ssize_t uwsgi_lf_micros(struct wsgi_request * wsgi_req, char **buf) {
 	*buf = uwsgi_num2str(wsgi_req->end_of_request - wsgi_req->start_of_request);
 	return strlen(*buf);
 }
 
-ssize_t uwsgi_lf_msecs(struct wsgi_request * wsgi_req, char **buf) {
+static ssize_t uwsgi_lf_msecs(struct wsgi_request * wsgi_req, char **buf) {
 	*buf = uwsgi_num2str((wsgi_req->end_of_request - wsgi_req->start_of_request) / 1000);
 	return strlen(*buf);
 }
 
+static ssize_t uwsgi_lf_pid(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(uwsgi.mypid);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_wid(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(uwsgi.mywid);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_switches(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(wsgi_req->switches);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_vars(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(wsgi_req->var_cnt);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_core(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(wsgi_req->async_id);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_vsz(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(uwsgi.workers[uwsgi.mywid].vsz_size);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_rss(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(uwsgi.workers[uwsgi.mywid].rss_size);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_vszM(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(uwsgi.workers[uwsgi.mywid].vsz_size / 1024 / 1024);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_rssM(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(uwsgi.workers[uwsgi.mywid].rss_size / 1024 / 1024);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_pktsize(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(wsgi_req->uh.pktsize);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_modifier1(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(wsgi_req->uh.modifier1);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_modifier2(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(wsgi_req->uh.modifier2);
+	return strlen(*buf);
+}
+
+static ssize_t uwsgi_lf_headers(struct wsgi_request * wsgi_req, char **buf) {
+	*buf = uwsgi_num2str(wsgi_req->header_cnt);
+	return strlen(*buf);
+}
 
 void uwsgi_add_logchunk(int variable, int pos, char *ptr, size_t len) {
 
@@ -1018,11 +1122,39 @@ void uwsgi_add_logchunk(int variable, int pos, char *ptr, size_t len) {
 			logchunk->pos = offsetof(struct wsgi_request, protocol);
 			logchunk->pos_len = offsetof(struct wsgi_request, protocol_len);
 		}
+		else if (!uwsgi_strncmp(ptr, len, "uagent", 6)) {
+                        logchunk->pos = offsetof(struct wsgi_request, user_agent);
+                        logchunk->pos_len = offsetof(struct wsgi_request, user_agent_len);
+                }
+                else if (!uwsgi_strncmp(ptr, len, "referer", 7)) {
+                        logchunk->pos = offsetof(struct wsgi_request, referer);
+                        logchunk->pos_len = offsetof(struct wsgi_request, referer_len);
+                }
 		else if (!uwsgi_strncmp(ptr, len, "status", 6)) {
 			logchunk->type = 3;
 			logchunk->func = uwsgi_lf_status;
 			logchunk->free = 1;
 		}
+		else if (!uwsgi_strncmp(ptr, len, "rsize", 5)) {
+                        logchunk->type = 3;
+                        logchunk->func = uwsgi_lf_rsize;
+                        logchunk->free = 1;
+                }
+                else if (!uwsgi_strncmp(ptr, len, "hsize", 5)) {
+                        logchunk->type = 3;
+                        logchunk->func = uwsgi_lf_hsize;
+                        logchunk->free = 1;
+                }
+                else if (!uwsgi_strncmp(ptr, len, "size", 4)) {
+                        logchunk->type = 3;
+                        logchunk->func = uwsgi_lf_size;
+                        logchunk->free = 1;
+                }
+                else if (!uwsgi_strncmp(ptr, len, "cl", 2)) {
+                        logchunk->type = 3;
+                        logchunk->func = uwsgi_lf_cl;
+                        logchunk->free = 1;
+                }
 		else if (!uwsgi_strncmp(ptr, len, "micros", 6)) {
 			logchunk->type = 3;
 			logchunk->func = uwsgi_lf_micros;
@@ -1038,6 +1170,11 @@ void uwsgi_add_logchunk(int variable, int pos, char *ptr, size_t len) {
 			logchunk->func = uwsgi_lf_time;
 			logchunk->free = 1;
 		}
+		else if (!uwsgi_strncmp(ptr, len, "ltime", 5)) {
+                        logchunk->type = 3;
+                        logchunk->func = uwsgi_lf_ltime;
+                        logchunk->free = 1;
+                }
 		else if (!uwsgi_strncmp(ptr, len, "ctime", 5)) {
 			logchunk->type = 3;
 			logchunk->func = uwsgi_lf_ctime;
@@ -1048,6 +1185,71 @@ void uwsgi_add_logchunk(int variable, int pos, char *ptr, size_t len) {
 			logchunk->func = uwsgi_lf_epoch;
 			logchunk->free = 1;
 		}
+		else if (!uwsgi_strncmp(ptr, len, "pid", 3)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_pid;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "wid", 3)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_wid;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "switches", 8)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_switches;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "vars", 4)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_vars;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "core", 4)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_core;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "vsz", 3)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_vsz;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "rss", 3)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_rss;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "vszM", 4)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_vszM;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "rssM", 4)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_rssM;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "pktsize", 7)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_pktsize;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "modifier1", 9)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_modifier1;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "modifier2", 9)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_modifier2;
+			logchunk->free = 1;
+		}
+		else if (!uwsgi_strncmp(ptr, len, "headers", 7)) {
+			logchunk->type = 3;
+			logchunk->func = uwsgi_lf_headers;
+			logchunk->free = 1;
+		}
 		// logvar
 		else {
 			logchunk->type = 2;

core/master.c

@@ -231,28 +231,28 @@ int uwsgi_master_check_mercy() {
 }
 
 
-void expire_rb_timeouts(struct rb_root *root) {
+void expire_rb_timeouts(struct uwsgi_rbtree *tree) {
 
-	time_t current = uwsgi_now();
+	uint64_t current = (uint64_t) uwsgi_now();
 	struct uwsgi_rb_timer *urbt;
 	struct uwsgi_signal_rb_timer *usrbt;
 
 	for (;;) {
 
-		urbt = uwsgi_min_rb_timer(root);
+		urbt = uwsgi_min_rb_timer(tree, NULL);
 
 		if (urbt == NULL)
 			return;
 
-		if (urbt->key <= current) {
+		if (urbt->value <= current) {
 			// remove the timeout and add another
 			usrbt = (struct uwsgi_signal_rb_timer *) urbt->data;
-			rb_erase(&usrbt->uwsgi_rb_timer->rbt, root);
-			free(usrbt->uwsgi_rb_timer);
+			uwsgi_del_rb_timer(tree, urbt);
+			free(urbt);
 			usrbt->iterations_done++;
 			uwsgi_route_signal(usrbt->sig);
 			if (!usrbt->iterations || usrbt->iterations_done < usrbt->iterations) {
-				usrbt->uwsgi_rb_timer = uwsgi_add_rb_timer(root, uwsgi_now() + usrbt->value, usrbt);
+				usrbt->uwsgi_rb_timer = uwsgi_add_rb_timer(tree, uwsgi_now() + usrbt->value, usrbt);
 			}
 			continue;
 		}
@@ -622,7 +622,7 @@ int master_loop(char **argv, char **environ) {
 	int check_interval = 1;
 
 	struct uwsgi_rb_timer *min_timeout;
-	struct rb_root *rb_timers = uwsgi_init_rb_timer();
+	struct uwsgi_rbtree *rb_timers = uwsgi_init_rb_timer();
 
 
 	if (uwsgi.procname_master) {
@@ -738,7 +738,7 @@ int master_loop(char **argv, char **environ) {
 	}
 
 
-	if (uwsgi.requested_stats_pushers) {
+	if (uwsgi.stats_pusher_instances) {
 		if (!uwsgi_thread_new(uwsgi_stats_pusher_loop)) {
 			uwsgi_log("!!! unable to spawn stats pusher thread !!!\n");
 			exit(1);
@@ -975,12 +975,12 @@ int master_loop(char **argv, char **environ) {
 			int interesting_fd = -1;
 
 			if (ushared->rb_timers_cnt > 0) {
-				min_timeout = uwsgi_min_rb_timer(rb_timers);
+				min_timeout = uwsgi_min_rb_timer(rb_timers, NULL);
 				if (min_timeout == NULL) {
 					check_interval = uwsgi.shared->options[UWSGI_OPTION_MASTER_INTERVAL];
 				}
 				else {
-					check_interval = min_timeout->key - uwsgi_now();
+					check_interval = min_timeout->value - uwsgi_now();
 					if (check_interval <= 0) {
 						expire_rb_timeouts(rb_timers);
 						check_interval = 0;
@@ -1461,6 +1461,12 @@ health_cycle:
 				continue;
 #endif
 
+			if (uwsgi.emperor_pid >= 0 && diedpid == uwsgi.emperor_pid) {
+				uwsgi_log_verbose("!!! Emperor died !!!\n");
+				uwsgi_emperor_start();
+				continue;
+			}
+
 			pid_found = 0;
 			for (i = 0; i < uwsgi.mules_cnt; i++) {
 				if (uwsgi.mules[i].pid == diedpid) {

core/master_utils.c

@@ -508,7 +508,8 @@ int uwsgi_respawn_worker(int wid) {
 
 	uwsgi.workers[wid].cheaped = 0;
 	uwsgi.workers[wid].busy = 0;
-	uwsgi.workers[wid].suspended = 0;
+	// SUSPENSION is managed by the user, not the master...
+	//uwsgi.workers[wid].suspended = 0;
 	uwsgi.workers[wid].sig = 0;
 
 	// this is required for various checks
@@ -555,6 +556,11 @@ int uwsgi_respawn_worker(int wid) {
 		// reset the apps count with a copy from the master 
 		uwsgi.workers[uwsgi.mywid].apps_cnt = uwsgi.workers[0].apps_cnt;
 
+		// reset wsgi_request structures
+                for(i=0;i<uwsgi.cores;i++) {
+                        memset(&uwsgi.workers[uwsgi.mywid].cores[i].req, 0, sizeof(struct wsgi_request));
+                }
+
 		uwsgi_fixup_fds(wid, 0, NULL);
 
 		uwsgi.my_signal_socket = uwsgi.workers[wid].signal_pipe[1];

core/mule.c

@@ -41,6 +41,17 @@ void uwsgi_mule(int id) {
 			uwsgi_error("prctl()");
 		}
 #endif
+
+		signal(SIGALRM, SIG_IGN);
+                signal(SIGHUP, SIG_IGN);
+                signal(SIGINT, end_me);
+                signal(SIGTERM, end_me);
+                signal(SIGUSR1, SIG_IGN);
+                signal(SIGUSR2, SIG_IGN);
+                signal(SIGPIPE, SIG_IGN);
+                signal(SIGSTOP, SIG_IGN);
+                signal(SIGTSTP, SIG_IGN);
+
 		uwsgi.muleid = id;
 		// avoid race conditions
 		uwsgi.mules[id - 1].id = id;
@@ -71,7 +82,7 @@ void uwsgi_mule(int id) {
 				if (uwsgi.p[i]->mule) {
 					if (uwsgi.p[i]->mule(uwsgi.mules[id - 1].patch) == 1) {
 						// never here
-						break;
+						end_me(1);
 					}
 				}
 			}

core/protocol.c

@@ -883,6 +883,14 @@ int uwsgi_parse_vars(struct wsgi_request *wsgi_req) {
 							wsgi_req->authorization = ptrbuf;
 							wsgi_req->authorization_len = strsize;
 						}
+						else if (!uwsgi_strncmp("HTTP_USER_AGENT", 15, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+                                                        wsgi_req->user_agent = ptrbuf;
+                                                        wsgi_req->user_agent_len = strsize;
+                                                }
+						else if (!uwsgi_strncmp("HTTP_REFERER", 12, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
+                                                        wsgi_req->referer = ptrbuf;
+                                                        wsgi_req->referer_len = strsize;
+                                                }
 						else if (!uwsgi_strncmp("DOCUMENT_ROOT", 13, wsgi_req->hvec[wsgi_req->var_cnt].iov_base, wsgi_req->hvec[wsgi_req->var_cnt].iov_len)) {
 							wsgi_req->document_root = ptrbuf;
 							wsgi_req->document_root_len = strsize;

core/rb_timers.c

@@ -1,65 +1,367 @@
 /*
 
-uWSGI timers implementation
+        uWSGI rbtree implementation based on nginx
 
-based on Linux hrtimers and nginx timeout management.
-
-rbtree with allowed duplicate keys is used
+        Copyright (C) Igor Sysoev
+        Copyright (C) Nginx, Inc.
+        Copyright (C) Unbit S.a.s.
 
+        The red-black tree code is based on the algorithm described in
+        the "Introduction to Algorithms" by Cormen, Leiserson and Rivest.
 */
 
-#include "uwsgi.h"
+#include <uwsgi.h>
 
-struct rb_root *uwsgi_init_rb_timer() {
+#define uwsgi_rbt_red(node)               ((node)->color = 1)
+#define uwsgi_rbt_black(node)             ((node)->color = 0)
+#define uwsgi_rbt_is_red(node)            ((node)->color)
+#define uwsgi_rbt_is_black(node)          (!uwsgi_rbt_is_red(node))
+#define uwsgi_rbt_copy_color(n1, n2)      (n1->color = n2->color)
 
-	struct rb_root *u_rb_root = uwsgi_malloc(sizeof(struct rb_root));
 
-	u_rb_root->rb_node = NULL;
+struct uwsgi_rbtree *uwsgi_init_rb_timer() {
 
-	return u_rb_root;
+	struct uwsgi_rbtree *tree = uwsgi_calloc(sizeof(struct uwsgi_rbtree));
+	struct uwsgi_rb_timer *sentinel = uwsgi_calloc(sizeof(struct uwsgi_rb_timer));
+	// no need to set it black, calloc already did it
+	//uwsgi_rbt_black(sentinel);
+	tree->root = sentinel;
+	tree->sentinel = sentinel;
+
+	return tree;
 }
 
-struct uwsgi_rb_timer *uwsgi_min_rb_timer(struct rb_root *root) {
+struct uwsgi_rb_timer *uwsgi_min_rb_timer(struct uwsgi_rbtree *tree, struct uwsgi_rb_timer *node) {
 
-	struct rb_node *node = root->rb_node;
+	if (!node)
+		node = tree->root;
+	struct uwsgi_rb_timer *sentinel = tree->sentinel;
 
-	if (node == NULL)
-		return NULL;
+	if (tree->root == sentinel) return NULL;
 
-	while (node->rb_left != NULL) {
-		node = node->rb_left;
+	while (node->left != sentinel) {
+		node = node->left;
 	}
 
-	return ((struct uwsgi_rb_timer *) node);
+	return node;
 }
 
-struct uwsgi_rb_timer *uwsgi_add_rb_timer(struct rb_root *root, time_t key, void *data) {
+static void uwsgi_rbtree_lr(struct uwsgi_rb_timer **root, struct uwsgi_rb_timer *sentinel, struct uwsgi_rb_timer *node) {
 
-	struct uwsgi_rb_timer *urbt = uwsgi_malloc(sizeof(struct uwsgi_rb_timer));
-	struct rb_node **p = &root->rb_node, *parent = NULL;
-	struct uwsgi_rb_timer *current_rb_timer;
+	struct uwsgi_rb_timer *temp;
 
-	memset(urbt, 0, sizeof(struct uwsgi_rb_timer));
+	temp = node->right;
+	node->right = temp->left;
 
-	urbt->key = key;
-	urbt->data = data;
+	if (temp->left != sentinel) {
+		temp->left->parent = node;
+	}
 
-	while (*p) {
-		parent = *p;
+	temp->parent = node->parent;
 
-		current_rb_timer = (struct uwsgi_rb_timer *) parent;
+	if (node == *root) {
+		*root = temp;
+
+	}
+	else if (node == node->parent->left) {
+		node->parent->left = temp;
+
+	}
+	else {
+		node->parent->right = temp;
+	}
+
+	temp->left = node;
+	node->parent = temp;
+}
+
+
+static void uwsgi_rbtree_rr(struct uwsgi_rb_timer **root, struct uwsgi_rb_timer *sentinel, struct uwsgi_rb_timer *node) {
+
+	struct uwsgi_rb_timer *temp;
+
+	temp = node->left;
+	node->left = temp->right;
+
+	if (temp->right != sentinel) {
+		temp->right->parent = node;
+	}
+
+	temp->parent = node->parent;
+
+	if (node == *root) {
+		*root = temp;
+
+	}
+	else if (node == node->parent->right) {
+		node->parent->right = temp;
+
+	}
+	else {
+		node->parent->left = temp;
+	}
+
+	temp->right = node;
+	node->parent = temp;
+}
+
+
+static void uwsgi_rbt_add(struct uwsgi_rb_timer *temp, struct uwsgi_rb_timer *node, struct uwsgi_rb_timer *sentinel) {
+        struct uwsgi_rb_timer **p;
+
+        for (;;) {
+
+                p = (node->value < temp->value) ? &temp->left : &temp->right;
+                if (*p == sentinel)
+                        break;
+                temp = *p;
+        }
+
+        *p = node;
+        node->parent = temp;
+        node->left = sentinel;
+        node->right = sentinel;
+        uwsgi_rbt_red(node);
+}
+
+
+struct uwsgi_rb_timer *uwsgi_add_rb_timer(struct uwsgi_rbtree *tree, uint64_t value, void *data) {
+
+	struct uwsgi_rb_timer *node = uwsgi_malloc(sizeof(struct uwsgi_rb_timer));
+	struct uwsgi_rb_timer *new_node = node;
+	node->value = value;
+	node->data = data;
+
+	struct uwsgi_rb_timer *temp = NULL;
+
+	/* a binary tree insert */
+
+	struct uwsgi_rb_timer **root = &tree->root;
+	struct uwsgi_rb_timer *sentinel = tree->sentinel;
+
+	if (*root == sentinel) {
+		node->parent = NULL;
+		node->left = sentinel;
+		node->right = sentinel;
+		uwsgi_rbt_black(node);
+		*root = node;
+		return new_node;
+	}
+
+	uwsgi_rbt_add(*root, node, sentinel);
+
+	/* re-balance tree */
+
+	while (node != *root && uwsgi_rbt_is_red(node->parent)) {
+
+		if (node->parent == node->parent->parent->left) {
+			temp = node->parent->parent->right;
+
+			if (uwsgi_rbt_is_red(temp)) {
+				uwsgi_rbt_black(node->parent);
+				uwsgi_rbt_black(temp);
+				uwsgi_rbt_red(node->parent->parent);
+				node = node->parent->parent;
+
+			}
+			else {
+				if (node == node->parent->right) {
+					node = node->parent;
+					uwsgi_rbtree_lr(root, sentinel, node);
+				}
+
+				uwsgi_rbt_black(node->parent);
+				uwsgi_rbt_red(node->parent->parent);
+				uwsgi_rbtree_rr(root, sentinel, node->parent->parent);
+			}
 
-		if (key <= current_rb_timer->key) {
-			p = &(*p)->rb_left;
 		}
 		else {
-			p = &(*p)->rb_right;
+			temp = node->parent->parent->left;
+
+			if (uwsgi_rbt_is_red(temp)) {
+				uwsgi_rbt_black(node->parent);
+				uwsgi_rbt_black(temp);
+				uwsgi_rbt_red(node->parent->parent);
+				node = node->parent->parent;
+
+			}
+			else {
+				if (node == node->parent->left) {
+					node = node->parent;
+					uwsgi_rbtree_rr(root, sentinel, node);
+				}
+
+				uwsgi_rbt_black(node->parent);
+				uwsgi_rbt_red(node->parent->parent);
+				uwsgi_rbtree_lr(root, sentinel, node->parent->parent);
+			}
 		}
 	}
 
-	rb_link_node((struct rb_node *) urbt, parent, p);
+	uwsgi_rbt_black(*root);
 
-	rb_insert_color((struct rb_node *) urbt, root);
+	return new_node;
+}
 
-	return urbt;
+void uwsgi_del_rb_timer(struct uwsgi_rbtree *tree, struct uwsgi_rb_timer *node) {
+	uint8_t red;
+	struct uwsgi_rb_timer **root, *sentinel, *subst, *temp, *w;
+
+	/* a binary tree delete */
+
+	root = &tree->root;
+	sentinel = tree->sentinel;
+
+	if (node->left == sentinel) {
+		temp = node->right;
+		subst = node;
+
+	}
+	else if (node->right == sentinel) {
+		temp = node->left;
+		subst = node;
+
+	}
+	else {
+		subst = uwsgi_min_rb_timer(tree, node->right);
+
+		if (subst->left != sentinel) {
+			temp = subst->left;
+		}
+		else {
+			temp = subst->right;
+		}
+	}
+
+	if (subst == *root) {
+		*root = temp;
+		uwsgi_rbt_black(temp);
+		return;
+	}
+
+	red = uwsgi_rbt_is_red(subst);
+
+	if (subst == subst->parent->left) {
+		subst->parent->left = temp;
+
+	}
+	else {
+		subst->parent->right = temp;
+	}
+
+	if (subst == node) {
+
+		temp->parent = subst->parent;
+
+	}
+	else {
+
+		if (subst->parent == node) {
+			temp->parent = subst;
+
+		}
+		else {
+			temp->parent = subst->parent;
+		}
+
+		subst->left = node->left;
+		subst->right = node->right;
+		subst->parent = node->parent;
+		uwsgi_rbt_copy_color(subst, node);
+
+		if (node == *root) {
+			*root = subst;
+
+		}
+		else {
+			if (node == node->parent->left) {
+				node->parent->left = subst;
+			}
+			else {
+				node->parent->right = subst;
+			}
+		}
+
+		if (subst->left != sentinel) {
+			subst->left->parent = subst;
+		}
+
+		if (subst->right != sentinel) {
+			subst->right->parent = subst;
+		}
+	}
+
+	if (red) {
+		return;
+	}
+
+	/* a delete fixup */
+
+	while (temp != *root && uwsgi_rbt_is_black(temp)) {
+
+		if (temp == temp->parent->left) {
+			w = temp->parent->right;
+
+			if (uwsgi_rbt_is_red(w)) {
+				uwsgi_rbt_black(w);
+				uwsgi_rbt_red(temp->parent);
+				uwsgi_rbtree_lr(root, sentinel, temp->parent);
+				w = temp->parent->right;
+			}
+
+			if (uwsgi_rbt_is_black(w->left) && uwsgi_rbt_is_black(w->right)) {
+				uwsgi_rbt_red(w);
+				temp = temp->parent;
+
+			}
+			else {
+				if (uwsgi_rbt_is_black(w->right)) {
+					uwsgi_rbt_black(w->left);
+					uwsgi_rbt_red(w);
+					uwsgi_rbtree_rr(root, sentinel, w);
+					w = temp->parent->right;
+				}
+
+				uwsgi_rbt_copy_color(w, temp->parent);
+				uwsgi_rbt_black(temp->parent);
+				uwsgi_rbt_black(w->right);
+				uwsgi_rbtree_lr(root, sentinel, temp->parent);
+				temp = *root;
+			}
+
+		}
+		else {
+			w = temp->parent->left;
+
+			if (uwsgi_rbt_is_red(w)) {
+				uwsgi_rbt_black(w);
+				uwsgi_rbt_red(temp->parent);
+				uwsgi_rbtree_rr(root, sentinel, temp->parent);
+				w = temp->parent->left;
+			}
+
+			if (uwsgi_rbt_is_black(w->left) && uwsgi_rbt_is_black(w->right)) {
+				uwsgi_rbt_red(w);
+				temp = temp->parent;
+
+			}
+			else {
+				if (uwsgi_rbt_is_black(w->left)) {
+					uwsgi_rbt_black(w->right);
+					uwsgi_rbt_red(w);
+					uwsgi_rbtree_lr(root, sentinel, w);
+					w = temp->parent->left;
+				}
+
+				uwsgi_rbt_copy_color(w, temp->parent);
+				uwsgi_rbt_black(temp->parent);
+				uwsgi_rbt_black(w->left);
+				uwsgi_rbtree_rr(root, sentinel, temp->parent);
+				temp = *root;
+			}
+		}
+	}
+
+	uwsgi_rbt_black(temp);
 }

core/regexp.c

@@ -62,40 +62,49 @@ int uwsgi_regexp_ovector(pcre * pattern, pcre_extra * pattern_extra) {
 
 char *uwsgi_regexp_apply_ovec(char *src, int src_n, char *dst, int dst_n, int *ovector, int n) {
 
-	int i;
-	int dollar = 0;
+        int i;
+        int dollar = 0;
 
-	char *res = uwsgi_malloc(dst_n + (src_n * n) + 1);
-	char *ptr = res;
+        size_t dollars = n;
 
-	for (i = 0; i < dst_n; i++) {
-		if (dollar) {
-			if (isdigit((int) dst[i])) {
-				int pos = (dst[i] - 48);
-				if (pos <= n) {
-					pos = pos * 2;
-					memcpy(ptr, src + ovector[pos], ovector[pos + 1] - ovector[pos]);
-					ptr += ovector[pos + 1] - ovector[pos];
-				}
-			}
-			else {
-				*ptr++ = dst[i];
-			}
-			dollar = 0;
-		}
-		else {
-			if (dst[i] == '$') {
-				dollar = 1;
-			}
-			else {
-				*ptr++ = dst[i];
-			}
-		}
-	}
+        for(i=0;i<dst_n;i++) {
+                if (dst[i] == '$') {
+                        dollars++;
+                }
+        }
 
-	*ptr++ = 0;
+        char *res = uwsgi_malloc(dst_n + (src_n * dollars) + 1);
+        char *ptr = res;
 
-	return res;
+        for (i = 0; i < dst_n; i++) {
+                if (dollar) {
+                        if (isdigit((int) dst[i])) {
+                                int pos = (dst[i] - 48);
+                                if (pos <= n) {
+                                        pos = pos * 2;
+                                        memcpy(ptr, src + ovector[pos], ovector[pos + 1] - ovector[pos]);
+                                        ptr += ovector[pos + 1] - ovector[pos];
+                                }
+                        }
+                        else {
+                                *ptr++ = '$';
+                                *ptr++ = dst[i];
+                        }
+                        dollar = 0;
+                }
+                else {
+                        if (dst[i] == '$') {
+                                dollar = 1;
+                        }
+                        else {
+                                *ptr++ = dst[i];
+                        }
+                }
+        }
+
+        *ptr++ = 0;
+
+        return res;
 }
 
 #endif

core/spooler.c

@@ -97,8 +97,18 @@ pid_t spooler_start(struct uwsgi_spooler * uspool) {
 		exit(1);
 	}
 	else if (pid == 0) {
+
+		signal(SIGALRM, SIG_IGN);
+                signal(SIGHUP, SIG_IGN);
+                signal(SIGINT, end_me);
+                signal(SIGTERM, end_me);
 		// USR1 will be used to wake up the spooler
 		uwsgi_unix_signal(SIGUSR1, spooler_wakeup);
+                signal(SIGUSR2, SIG_IGN);
+                signal(SIGPIPE, SIG_IGN);
+                signal(SIGSTOP, SIG_IGN);
+                signal(SIGTSTP, SIG_IGN);
+
 		uwsgi.mywid = -1;
 		uwsgi.mypid = getpid();
 		uspool->pid = uwsgi.mypid;

core/stats.c

@@ -373,7 +373,7 @@ struct uwsgi_stats_pusher *uwsgi_stats_pusher_get(char *name) {
 	return usp;
 }
 
-void uwsgi_stats_pusher_add(struct uwsgi_stats_pusher *pusher, char *arg) {
+struct uwsgi_stats_pusher_instance * uwsgi_stats_pusher_add(struct uwsgi_stats_pusher *pusher, char *arg) {
 	struct uwsgi_stats_pusher_instance *old_uspi = NULL, *uspi = uwsgi.stats_pusher_instances;
 	while (uspi) {
 		old_uspi = uspi;
@@ -389,6 +389,8 @@ void uwsgi_stats_pusher_add(struct uwsgi_stats_pusher *pusher, char *arg) {
 	else {
 		uwsgi.stats_pusher_instances = uspi;
 	}
+
+	return uspi;
 }
 
 void uwsgi_stats_pusher_loop(struct uwsgi_thread *ut) {
@@ -413,12 +415,16 @@ void uwsgi_stats_pusher_loop(struct uwsgi_thread *ut) {
 		while (uspi) {
 			int delta = uspi->freq ? uspi->freq : uwsgi.stats_pusher_default_freq;
 			if ((uspi->last_run + delta) <= now) {
-				if (!us) {
-					us = uwsgi_master_generate_stats();
-					if (!us)
-						goto next;
+				if (uspi->raw) {
+					uspi->pusher->func(uspi, now, NULL, 0);
+				}
+				else {
+					if (!us) {
+						us = uwsgi_master_generate_stats();
+						if (!us) goto next;
+					}
+					uspi->pusher->func(uspi, now, us->base, us->pos);
 				}
-				uspi->pusher->func(uspi, us->base, us->pos);
 				uspi->last_run = now;
 			}
 next:
@@ -456,7 +462,7 @@ void uwsgi_stats_pusher_setup() {
 	}
 }
 
-void uwsgi_register_stats_pusher(char *name, void (*func) (struct uwsgi_stats_pusher_instance *, char *, size_t)) {
+struct uwsgi_stats_pusher *uwsgi_register_stats_pusher(char *name, void (*func) (struct uwsgi_stats_pusher_instance *, time_t, char *, size_t)) {
 
 	struct uwsgi_stats_pusher *pusher = uwsgi.stats_pushers, *old_pusher = NULL;
 
@@ -475,6 +481,8 @@ void uwsgi_register_stats_pusher(char *name, void (*func) (struct uwsgi_stats_pu
 	else {
 		uwsgi.stats_pushers = pusher;
 	}
+
+	return pusher;
 }
 
 struct uwsgi_stats_pusher_file_conf {
@@ -483,7 +491,7 @@ struct uwsgi_stats_pusher_file_conf {
 	char *separator;
 };
 
-void uwsgi_stats_pusher_file(struct uwsgi_stats_pusher_instance *uspi, char *json, size_t json_len) {
+void uwsgi_stats_pusher_file(struct uwsgi_stats_pusher_instance *uspi, time_t now, char *json, size_t json_len) {
 	struct uwsgi_stats_pusher_file_conf *uspic = (struct uwsgi_stats_pusher_file_conf *) uspi->data;
 	if (!uspi->configured) {
 		uspic = uwsgi_calloc(sizeof(struct uwsgi_stats_pusher_file_conf));

core/utils.c

@@ -2032,6 +2032,24 @@ int uwsgi_logic_opt_for(char *key, char *value) {
 	return 1;
 }
 
+int uwsgi_logic_opt_for_glob(char *key, char *value) {
+
+	glob_t g;
+	int i;
+        if (glob(uwsgi.logic_opt_data, GLOB_MARK | GLOB_NOCHECK, NULL, &g)) {
+                uwsgi_error("uwsgi_logic_opt_for_glob()");
+                return 0;
+        }
+
+	for (i = 0; i < (int) g.gl_pathc; i++) {
+                add_exported_option(key, uwsgi_substitute(value, "%(_)", g.gl_pathv[i]), 0);
+        }
+
+	globfree(&g);
+
+        return 1;
+}
+
 void add_exported_option(char *key, char *value, int configured) {
 
 	struct uwsgi_string_list *blacklist = uwsgi.blacklist;
@@ -4109,31 +4127,53 @@ struct uwsgi_app *uwsgi_add_app(int id, uint8_t modifier1, char *mountpoint, int
 
 char *uwsgi_check_touches(struct uwsgi_string_list *touch_list) {
 
-	struct uwsgi_string_list *touch = touch_list;
-	while (touch) {
-		struct stat tr_st;
-		if (stat(touch->value, &tr_st)) {
-			uwsgi_log("unable to stat() %s, events will be triggered as soon as the file is created\n", touch->value);
-			touch->custom = 0;
-		}
-		else {
-			if (!touch->custom)
-				touch->custom = (uint64_t) tr_st.st_mtime;
-			if ((uint64_t) tr_st.st_mtime > touch->custom) {
-#ifdef UWSGI_DEBUG
-				uwsgi_log("[uwsgi-check-touches] modification detected on %s: %llu -> %llu\n", touch->value, (unsigned long long) touch->custom, (unsigned long long) tr_st.st_mtime);
-#endif
-				touch->custom = (uint64_t) tr_st.st_mtime;
-				return touch->value;
-			}
-			touch->custom = (uint64_t) tr_st.st_mtime;
-		}
-		touch = touch->next;
-	}
+        // touch->value   - file path
+        // touch->custom  - file timestamp
+        // touch->custom2 - 0 if file exists, 1 if it does not exists
 
-	return NULL;
+        struct uwsgi_string_list *touch = touch_list;
+        while (touch) {
+                struct stat tr_st;
+                if (stat(touch->value, &tr_st)) {
+                        if (touch->custom && !touch->custom2) {
+#ifdef UWSGI_DEBUG
+                                uwsgi_log("[uwsgi-check-touches] File %s was removed\n", touch->value);
+#endif
+                                touch->custom2 = 1;
+                                return touch->value;
+                        }
+                        else if (!touch->custom && !touch->custom2) {
+                                uwsgi_log("unable to stat() %s, events will be triggered as soon as the file is created\n", touch->value);
+                                touch->custom2 = 1;
+                        }
+                        touch->custom = 0;
+                }
+                else {
+                        if (!touch->custom && touch->custom2) {
+#ifdef UWSGI_DEBUG
+                                uwsgi_log("[uwsgi-check-touches] File was created: %s\n", touch->value);
+#endif
+                                touch->custom = (uint64_t) tr_st.st_mtime;
+                                touch->custom2 = 0;
+                                return touch->value;
+                        }
+                        else if (touch->custom && (uint64_t) tr_st.st_mtime > touch->custom) {
+#ifdef UWSGI_DEBUG
+                                uwsgi_log("[uwsgi-check-touches] modification detected on %s: %llu -> %llu\n", touch->value, (unsigned long long) touch->custom, (unsigned long long) tr_st.st_mtime);
+#endif
+                                touch->custom = (uint64_t) tr_st.st_mtime;
+                                return touch->value;
+                        }
+                        touch->custom = (uint64_t) tr_st.st_mtime;
+                }
+                touch = touch->next;
+        }
+
+        return NULL;
 }
 
+
+
 char *uwsgi_chomp(char *str) {
 	size_t i;
 	for (i = 0; i < strlen(str); i++) {
@@ -5097,3 +5137,27 @@ void uwsgi_close_all_fds(void) {
 	}
 }
 
+
+
+/*
+        even if it is marked as non-blocking, so not use in request plugins as it uses poll() and not the hooks
+*/
+int uwsgi_write_nb(int fd, char *buf, size_t remains, int timeout) {
+        char *ptr = buf;
+        while(remains > 0) {
+                int ret = uwsgi_waitfd_write(fd, timeout);
+                if (ret > 0) {
+                        ssize_t len = write(fd, ptr, remains);
+                        if (len <= 0) {
+                                return -1;
+                        }
+                        ptr += len;
+                        remains -= len;
+                        continue;
+                }
+                return -1;
+        }
+
+        return 0;
+}
+

core/uwsgi.c

@@ -2,7 +2,7 @@
 
  *** uWSGI ***
 
- Copyright (C) 2009-2012 Unbit S.a.s. <info@unbit.it>
+ Copyright (C) 2009-2013 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
@@ -38,6 +38,8 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"socket", required_argument, 's', "bind to the specified UNIX/TCP socket using default protocol", uwsgi_opt_add_socket, NULL, 0},
 	{"uwsgi-socket", required_argument, 's', "bind to the specified UNIX/TCP socket using uwsgi protocol", uwsgi_opt_add_socket, "uwsgi", 0},
 	{"http-socket", required_argument, 0, "bind to the specified UNIX/TCP socket using HTTP protocol", uwsgi_opt_add_socket, "http", 0},
+	{"http-socket-modifier1", required_argument, 0, "force the specified modifier1 when using HTTP protocol", uwsgi_opt_set_64bit, &uwsgi.http_modifier1, 0},
+        {"http-socket-modifier2", required_argument, 0, "force the specified modifier2 when using HTTP protocol", uwsgi_opt_set_64bit, &uwsgi.http_modifier2, 0},
 	{"fastcgi-socket", required_argument, 0, "bind to the specified UNIX/TCP socket using FastCGI protocol", uwsgi_opt_add_socket, "fastcgi", 0},
 	{"protocol", required_argument, 0, "force the specified protocol for default sockets", uwsgi_opt_set_str, &uwsgi.protocol, 0},
 	{"socket-protocol", required_argument, 0, "force the specified protocol for default sockets", uwsgi_opt_set_str, &uwsgi.protocol, 0},
@@ -45,6 +47,7 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"undeferred-shared-socket", required_argument, 0, "create a shared sacket for advanced jailing or ipc (undeferred mode)", uwsgi_opt_add_shared_socket, NULL, 0},
 	{"processes", required_argument, 'p', "spawn the specified number of workers/processes", uwsgi_opt_set_int, &uwsgi.numproc, 0},
 	{"workers", required_argument, 'p', "spawn the specified number of workers/processes", uwsgi_opt_set_int, &uwsgi.numproc, 0},
+	{"thunder-lock", no_argument, 0, "serialize accept() usage (if possibie)", uwsgi_opt_true, &uwsgi.use_thunder_lock, 0},
 	{"harakiri", required_argument, 't', "set harakiri timeout", uwsgi_opt_set_dyn, (void *) UWSGI_OPTION_HARAKIRI, 0},
 	{"harakiri-verbose", no_argument, 0, "enable verbose mode for harakiri", uwsgi_opt_true, &uwsgi.harakiri_verbose, 0},
 	{"harakiri-no-arh", no_argument, 0, "do not enable harakiri during after-request-hook", uwsgi_opt_true, &uwsgi.harakiri_no_arh, 0},
@@ -63,6 +66,7 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"declare-option", required_argument, 0, "declare a new uWSGI custom option", uwsgi_opt_add_custom_option, NULL, UWSGI_OPT_IMMEDIATE},
 
 	{"for", required_argument, 0, "(opt logic) for cycle", uwsgi_opt_logic, (void *) uwsgi_logic_opt_for, UWSGI_OPT_IMMEDIATE},
+	{"for-glob", required_argument, 0, "(opt logic) for cycle (expand glob)", uwsgi_opt_logic, (void *) uwsgi_logic_opt_for_glob, UWSGI_OPT_IMMEDIATE},
 	{"endfor", optional_argument, 0, "(opt logic) end for cycle", uwsgi_opt_noop, NULL, UWSGI_OPT_IMMEDIATE},
 
 	{"if-opt", required_argument, 0, "(opt logic) check for option", uwsgi_opt_logic, (void *) uwsgi_logic_opt_if_opt, UWSGI_OPT_IMMEDIATE},
@@ -105,7 +109,8 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"suspend", required_argument, 0, "suspend an instance", uwsgi_opt_pidfile_signal, (void *) SIGTSTP, UWSGI_OPT_IMMEDIATE},
 	{"resume", required_argument, 0, "resume an instance", uwsgi_opt_pidfile_signal, (void *) SIGTSTP, UWSGI_OPT_IMMEDIATE},
 
-	{"connect-and-read", required_argument, 0, "connect to a scoekt and wait for data from it", uwsgi_opt_connect_and_read, NULL, UWSGI_OPT_IMMEDIATE},
+	{"connect-and-read", required_argument, 0, "connect to a socket and wait for data from it", uwsgi_opt_connect_and_read, NULL, UWSGI_OPT_IMMEDIATE},
+	{"extract", required_argument, 0, "fetch/dump any supported address to stdout", uwsgi_opt_extract, NULL, UWSGI_OPT_IMMEDIATE},
 
 	{"listen", required_argument, 'l', "set the socket listen queue size", uwsgi_opt_set_int, &uwsgi.listen_queue, 0},
 	{"max-vars", required_argument, 'v', "set the amount of internal iovec/vars structures", uwsgi_opt_max_vars, NULL, 0},
@@ -139,6 +144,7 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"need-app", no_argument, 0, "exit if no app can be loaded", uwsgi_opt_true, &uwsgi.need_app, 0},
 	{"master", no_argument, 'M', "enable master process", uwsgi_opt_true, &uwsgi.master_process, 0},
 	{"emperor", required_argument, 0, "run the Emperor", uwsgi_opt_add_string_list, &uwsgi.emperor, 0},
+	{"emperor-procname", required_argument, 0, "set the Emperor process name", uwsgi_opt_set_str, &uwsgi.emperor_procname, 0},
 	{"emperor-freq", required_argument, 0, "set the Emperor scan frequency (default 3 seconds)", uwsgi_opt_set_int, &uwsgi.emperor_freq, 0},
 	{"emperor-required-heartbeat", required_argument, 0, "set the Emperor tolerance about heartbeats", uwsgi_opt_set_int, &uwsgi.emperor_heartbeat, 0},
 	{"emperor-pidfile", required_argument, 0, "write the Emperor pid in the specified file", uwsgi_opt_set_str, &uwsgi.emperor_pidfile, 0},
@@ -377,6 +383,9 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"alarm", required_argument, 0, "create a new alarm, syntax: <alarm> <plugin:args>", uwsgi_opt_add_string_list, &uwsgi.alarm_list, UWSGI_OPT_MASTER | UWSGI_OPT_LOG_MASTER},
 	{"alarm-freq", required_argument, 0, "tune the anti-loop alam system (default 3 seconds)", uwsgi_opt_set_int, &uwsgi.alarm_freq, 0},
 	{"log-alarm", required_argument, 0, "raise the specified alarm when a log line matches the specified regexp, syntax: <alarm>[,alarm...] <regexp>", uwsgi_opt_add_string_list, &uwsgi.alarm_logs_list, UWSGI_OPT_MASTER | UWSGI_OPT_LOG_MASTER},
+	{"alarm-log", required_argument, 0, "raise the specified alarm when a log line matches the specified regexp, syntax: <alarm>[,alarm...] <regexp>", uwsgi_opt_add_string_list, &uwsgi.alarm_logs_list, UWSGI_OPT_MASTER | UWSGI_OPT_LOG_MASTER},
+	{"not-log-alarm", required_argument, 0, "skip the specified alarm when a log line matches the specified regexp, syntax: <alarm>[,alarm...] <regexp>", uwsgi_opt_add_string_list_custom, &uwsgi.alarm_logs_list, UWSGI_OPT_MASTER | UWSGI_OPT_LOG_MASTER},
+        {"not-alarm-log", required_argument, 0, "skip the specified alarm when a log line matches the specified regexp, syntax: <alarm>[,alarm...] <regexp>", uwsgi_opt_add_string_list_custom, &uwsgi.alarm_logs_list, UWSGI_OPT_MASTER | UWSGI_OPT_LOG_MASTER},
 	{"alarm-list", no_argument, 0, "list enabled alarms", uwsgi_opt_true, &uwsgi.alarms_list, 0},
 	{"alarms-list", no_argument, 0, "list enabled alarms", uwsgi_opt_true, &uwsgi.alarms_list, 0},
 #endif
@@ -1660,6 +1669,14 @@ int main(int argc, char *argv[], char *envp[]) {
 
 	struct utsname uuts;
 
+	// signal mask is inherited, and sme process manager could make a real mess...
+        sigset_t smask;
+        sigfillset(&smask);
+        if (sigprocmask(SIG_UNBLOCK, &smask, NULL)) {
+                uwsgi_error("sigprocmask()");
+        }
+
+	signal(SIGCHLD, SIG_DFL);
 	signal(SIGSEGV, uwsgi_segfault);
 	signal(SIGFPE, uwsgi_fpe);
 	signal(SIGHUP, SIG_IGN);
@@ -2327,9 +2344,9 @@ int uwsgi_start(void *v_argv) {
 #endif
 
 #ifdef UWSGI_UDP
-	if (!uwsgi.sockets && !ushared->gateways_cnt && !uwsgi.no_server && !uwsgi.udp_socket && !uwsgi.emperor && !uwsgi.command_mode) {
+	if (!uwsgi.sockets && !ushared->gateways_cnt && !uwsgi.no_server && !uwsgi.udp_socket && !uwsgi.emperor && !uwsgi.command_mode && !uwsgi.daemons_cnt) {
 #else
-	if (!uwsgi.sockets && !ushared->gateways_cnt && !uwsgi.no_server && !uwsgi.emperor && !uwsgi.command_mode) {
+	if (!uwsgi.sockets && !ushared->gateways_cnt && !uwsgi.no_server && !uwsgi.emperor && !uwsgi.command_mode && !uwsgi.daemons_cnt) {
 #endif
 		uwsgi_log("The -s/--socket option is missing and stdin is not a socket.\n");
 		exit(1);
@@ -2888,7 +2905,7 @@ wait_for_call_of_duty:
 		uwsgi_ignition();
 	}
 	// never here
-	pthread_exit(NULL);
+	end_me(0);
 }
 
 /*
@@ -3317,6 +3334,11 @@ void uwsgi_opt_add_addr_list(char *opt, char *value, void *list) {
        usl->custom_ptr = value;
 }
 
+void uwsgi_opt_add_string_list_custom(char *opt, char *value, void *list) {
+        struct uwsgi_string_list **ptr = (struct uwsgi_string_list **) list;
+        struct uwsgi_string_list *usl = uwsgi_string_new_list(ptr, value);
+        usl->custom = 1;
+}
 
 #ifdef UWSGI_PCRE
 void uwsgi_opt_add_regexp_list(char *opt, char *value, void *list) {
@@ -3903,3 +3925,18 @@ void uwsgi_opt_connect_and_read(char *opt, char *address, void *foobar) {
 		uwsgi_log("%.*s", (int) len, buf);
 	}
 }
+
+void uwsgi_opt_extract(char *opt, char *address, void *foobar) {
+
+	int len = 0;
+	char *buf;
+
+	buf = uwsgi_open_and_read(address, &len, 0, NULL);
+	if (len > 0) {
+		if (write(1, buf, len) != len) {
+			uwsgi_error("write()");
+			exit(1);
+		};
+	};
+	exit(0);
+}

ext/uwsgi/extconf.rb

@@ -0,0 +1,15 @@
+require 'net/http'
+
+Net::HTTP.start("uwsgi.it") do |http|
+  resp = http.get("/install")
+  open("install.sh", "wb") do |file|
+      file.write(resp.body)
+  end
+end
+
+system("bash install.sh rack #{Dir.pwd}/uwsgi.ruby")
+
+open("Makefile", "w") do |file|
+  file.write("all:\n")
+  file.write("\t\n")
+end

lib/rbtree.c

@@ -1,309 +0,0 @@
-/*
-
-  *** uWSGI, stripped down version of Linux rbtree ***
-
-
-  Red Black Trees
-  (C) 1999  Andrea Arcangeli <andrea@suse.de>
-  (C) 2002  David Woodhouse <dwmw2@infradead.org>
-  
-  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 St, Fifth Floor, Boston, MA 02110-1301  USA
-
-*/
-
-#include "../uwsgi.h"
-
-static inline void rb_set_parent(struct rb_node *rb, struct rb_node *p)
-{
-        rb->rb_parent_color = (rb->rb_parent_color & 3) | (unsigned long)p;
-}
-static inline void rb_set_color(struct rb_node *rb, int color)
-{
-        rb->rb_parent_color = (rb->rb_parent_color & ~1) | color;
-}
-
-
-static void __rb_rotate_left(struct rb_node *node, struct rb_root *root)
-{
-	struct rb_node *right = node->rb_right;
-	struct rb_node *parent = rb_parent(node);
-
-	if ((node->rb_right = right->rb_left))
-		rb_set_parent(right->rb_left, node);
-	right->rb_left = node;
-
-	rb_set_parent(right, parent);
-
-	if (parent)
-	{
-		if (node == parent->rb_left)
-			parent->rb_left = right;
-		else
-			parent->rb_right = right;
-	}
-	else
-		root->rb_node = right;
-	rb_set_parent(node, right);
-}
-
-static void __rb_rotate_right(struct rb_node *node, struct rb_root *root)
-{
-	struct rb_node *left = node->rb_left;
-	struct rb_node *parent = rb_parent(node);
-
-	if ((node->rb_left = left->rb_right))
-		rb_set_parent(left->rb_right, node);
-	left->rb_right = node;
-
-	rb_set_parent(left, parent);
-
-	if (parent)
-	{
-		if (node == parent->rb_right)
-			parent->rb_right = left;
-		else
-			parent->rb_left = left;
-	}
-	else
-		root->rb_node = left;
-	rb_set_parent(node, left);
-}
-
-void rb_insert_color(struct rb_node *node, struct rb_root *root)
-{
-	struct rb_node *parent, *gparent;
-
-	while ((parent = rb_parent(node)) && rb_is_red(parent))
-	{
-		gparent = rb_parent(parent);
-
-		if (parent == gparent->rb_left)
-		{
-			{
-				register struct rb_node *uncle = gparent->rb_right;
-				if (uncle && rb_is_red(uncle))
-				{
-					rb_set_black(uncle);
-					rb_set_black(parent);
-					rb_set_red(gparent);
-					node = gparent;
-					continue;
-				}
-			}
-
-			if (parent->rb_right == node)
-			{
-				register struct rb_node *tmp;
-				__rb_rotate_left(parent, root);
-				tmp = parent;
-				parent = node;
-				node = tmp;
-			}
-
-			rb_set_black(parent);
-			rb_set_red(gparent);
-			__rb_rotate_right(gparent, root);
-		} else {
-			{
-				register struct rb_node *uncle = gparent->rb_left;
-				if (uncle && rb_is_red(uncle))
-				{
-					rb_set_black(uncle);
-					rb_set_black(parent);
-					rb_set_red(gparent);
-					node = gparent;
-					continue;
-				}
-			}
-
-			if (parent->rb_left == node)
-			{
-				register struct rb_node *tmp;
-				__rb_rotate_right(parent, root);
-				tmp = parent;
-				parent = node;
-				node = tmp;
-			}
-
-			rb_set_black(parent);
-			rb_set_red(gparent);
-			__rb_rotate_left(gparent, root);
-		}
-	}
-
-	rb_set_black(root->rb_node);
-}
-
-static void __rb_erase_color(struct rb_node *node, struct rb_node *parent,
-			     struct rb_root *root)
-{
-	struct rb_node *other;
-
-	while ((!node || rb_is_black(node)) && node != root->rb_node)
-	{
-		if (parent->rb_left == node)
-		{
-			other = parent->rb_right;
-			if (rb_is_red(other))
-			{
-				rb_set_black(other);
-				rb_set_red(parent);
-				__rb_rotate_left(parent, root);
-				other = parent->rb_right;
-			}
-			if ((!other->rb_left || rb_is_black(other->rb_left)) &&
-			    (!other->rb_right || rb_is_black(other->rb_right)))
-			{
-				rb_set_red(other);
-				node = parent;
-				parent = rb_parent(node);
-			}
-			else
-			{
-				if (!other->rb_right || rb_is_black(other->rb_right))
-				{
-					rb_set_black(other->rb_left);
-					rb_set_red(other);
-					__rb_rotate_right(other, root);
-					other = parent->rb_right;
-				}
-				rb_set_color(other, rb_color(parent));
-				rb_set_black(parent);
-				rb_set_black(other->rb_right);
-				__rb_rotate_left(parent, root);
-				node = root->rb_node;
-				break;
-			}
-		}
-		else
-		{
-			other = parent->rb_left;
-			if (rb_is_red(other))
-			{
-				rb_set_black(other);
-				rb_set_red(parent);
-				__rb_rotate_right(parent, root);
-				other = parent->rb_left;
-			}
-			if ((!other->rb_left || rb_is_black(other->rb_left)) &&
-			    (!other->rb_right || rb_is_black(other->rb_right)))
-			{
-				rb_set_red(other);
-				node = parent;
-				parent = rb_parent(node);
-			}
-			else
-			{
-				if (!other->rb_left || rb_is_black(other->rb_left))
-				{
-					rb_set_black(other->rb_right);
-					rb_set_red(other);
-					__rb_rotate_left(other, root);
-					other = parent->rb_left;
-				}
-				rb_set_color(other, rb_color(parent));
-				rb_set_black(parent);
-				rb_set_black(other->rb_left);
-				__rb_rotate_right(parent, root);
-				node = root->rb_node;
-				break;
-			}
-		}
-	}
-	if (node)
-		rb_set_black(node);
-}
-
-void rb_erase(struct rb_node *node, struct rb_root *root)
-{
-	struct rb_node *child, *parent;
-	int color;
-
-	if (!node->rb_left)
-		child = node->rb_right;
-	else if (!node->rb_right)
-		child = node->rb_left;
-	else
-	{
-		struct rb_node *old = node, *left;
-
-		node = node->rb_right;
-		while ((left = node->rb_left) != NULL)
-			node = left;
-
-		if (rb_parent(old)) {
-			if (rb_parent(old)->rb_left == old)
-				rb_parent(old)->rb_left = node;
-			else
-				rb_parent(old)->rb_right = node;
-		} else
-			root->rb_node = node;
-
-		child = node->rb_right;
-		parent = rb_parent(node);
-		color = rb_color(node);
-
-		if (parent == old) {
-			parent = node;
-		} else {
-			if (child)
-				rb_set_parent(child, parent);
-			parent->rb_left = child;
-
-			node->rb_right = old->rb_right;
-			rb_set_parent(old->rb_right, node);
-		}
-
-		node->rb_parent_color = old->rb_parent_color;
-		node->rb_left = old->rb_left;
-		rb_set_parent(old->rb_left, node);
-
-		goto color;
-	}
-
-	parent = rb_parent(node);
-	color = rb_color(node);
-
-	if (child)
-		rb_set_parent(child, parent);
-	if (parent)
-	{
-		if (parent->rb_left == node)
-			parent->rb_left = child;
-		else
-			parent->rb_right = child;
-	}
-	else
-		root->rb_node = child;
-
- color:
-	if (color == RB_BLACK)
-		__rb_erase_color(child, parent, root);
-}
-
-#ifdef __clang__
-void rb_link_node(struct rb_node * node, struct rb_node * parent,
-                                struct rb_node ** rb_link)
-#else
-inline void rb_link_node(struct rb_node * node, struct rb_node * parent,
-                                struct rb_node ** rb_link)
-#endif
-{
-        node->rb_parent_color = (unsigned long )parent;
-        node->rb_left = node->rb_right = NULL;
-
-        *rb_link = node;
-}
-

plugins/alarm_xmpp/gloox.cc

@@ -1,5 +1,6 @@
 #include "../../uwsgi.h"
 #include <gloox/client.h>
+#include <gloox/error.h>
 #include <gloox/message.h>
 #include <gloox/connectionlistener.h>
 #include <gloox/connectiontcpclient.h>
@@ -51,11 +52,14 @@ class Jabbo : public ConnectionListener{
 		event_queue_add_fd_read(u_thread->queue, fd);
 		event_queue_add_fd_read(u_thread->queue, u_thread->pipe[1]);
 		u_connected = 1;
+		uwsgi_log("[uwsgi-xmpp] connected to the XMPP server\n");
     	}
 
     	virtual void onDisconnect(ConnectionError e) {
+		uwsgi_log("[uwsgi-xmpp] trying reconnect to the XMPP server...\n");
 		if (u_connected) {
-			event_queue_del_fd(u_thread->queue, fd, event_queue_read());
+			// no need to remove it as it is already closed...
+			//event_queue_del_fd(u_thread->queue, fd, event_queue_read());
 			event_queue_del_fd(u_thread->queue, u_thread->pipe[1], event_queue_read());
 		}
         	sleep(1);
@@ -64,6 +68,16 @@ class Jabbo : public ConnectionListener{
         	fd = static_cast<ConnectionTCPClient*>( client->connectionImpl() )->socket();
     	}
 
+	virtual void onResourceBindError(const Error *error) {
+		uwsgi_log("[uwsgi-xmpp] onResourceBindError(): %s\n", error->text().c_str());
+		client->disconnect();
+	}
+
+	virtual void onSessionCreateError(const Error *error) {
+		uwsgi_log("[uwsgi-xmpp] onSessionCreateError(): %s\n", error->text().c_str());
+		client->disconnect();
+	}
+
 	virtual bool onTLSConnect(const CertInfo& info) {
 		return true;
 	}

plugins/carbon/carbon.c

@@ -1,4 +1,10 @@
-#include "../../uwsgi.h"
+#include <uwsgi.h>
+
+/*
+
+	Author:	Łukasz Mierzwa
+
+*/
 
 extern struct uwsgi_server uwsgi;
 
@@ -18,14 +24,19 @@ struct uwsgi_carbon {
 	int no_workers;
 	unsigned long long *last_busyness_values;
 	unsigned long long *current_busyness_values;
+	int *was_busy;
 	int need_retry;
 	time_t last_update;
 	time_t next_retry;
 	int max_retries;
 	int retry_delay;
+	char *root_node;
+	char *hostname_dot_replacement;
+	char *hostname;
+	struct uwsgi_stats_pusher *pusher;
 } u_carbon;
 
-struct uwsgi_option carbon_options[] = {
+static struct uwsgi_option carbon_options[] = {
 	{"carbon", required_argument, 0, "push statistics to the specified carbon server", uwsgi_opt_add_string_list, &u_carbon.servers, UWSGI_OPT_MASTER},
 	{"carbon-timeout", required_argument, 0, "set carbon connection timeout in seconds (default 3)", uwsgi_opt_set_int, &u_carbon.timeout, 0},
 	{"carbon-freq", required_argument, 0, "set carbon push frequency in seconds (default 60)", uwsgi_opt_set_int, &u_carbon.freq, 0},
@@ -33,12 +44,13 @@ struct uwsgi_option carbon_options[] = {
 	{"carbon-no-workers", no_argument, 0, "disable generation of single worker metrics", uwsgi_opt_true, &u_carbon.no_workers, 0},
 	{"carbon-max-retry", required_argument, 0, "set maximum number of retries in case of connection errors (default 1)", uwsgi_opt_set_int, &u_carbon.max_retries, 0},
 	{"carbon-retry-delay", required_argument, 0, "set connection retry delay in seconds (default 7)", uwsgi_opt_set_int, &u_carbon.retry_delay, 0},
+	{"carbon-root", required_argument, 0, "set carbon metrics root node (default 'uwsgi')", uwsgi_opt_set_str, &u_carbon.root_node, 0},
+	{"carbon-hostname-dots", required_argument, 0, "set char to use as a replacement for dots in hostname (dots are not replaced by default)", uwsgi_opt_set_str, &u_carbon.hostname_dot_replacement, 0},
 	{0, 0, 0, 0, 0, 0, 0},
 
 };
 
-
-void carbon_post_init() {
+static void carbon_post_init() {
 
 	int i;
 	struct uwsgi_string_list *usl = u_carbon.servers;
@@ -59,6 +71,11 @@ void carbon_post_init() {
 		usl = usl->next;
 	}
 
+	if (!u_carbon.root_node) u_carbon.root_node = "uwsgi.";
+	if (strlen(u_carbon.root_node) && !uwsgi_endswith(u_carbon.root_node, ".")) {
+		u_carbon.root_node = uwsgi_concat2(u_carbon.root_node, ".");
+	}
+
 	if (u_carbon.freq < 1) u_carbon.freq = 60;
 	if (u_carbon.timeout < 1) u_carbon.timeout = 3;
 	if (u_carbon.max_retries <= 0) u_carbon.max_retries = 1;
@@ -71,22 +88,39 @@ void carbon_post_init() {
 		}
 	}
 
+	u_carbon.hostname = uwsgi_str(uwsgi.hostname);
+	if (u_carbon.hostname_dot_replacement) {
+		for(i=0;i<(int)strlen(u_carbon.hostname);i++) {
+			if (u_carbon.hostname[i] == '.') u_carbon.hostname[i] = u_carbon.hostname_dot_replacement[0];
+		}
+	}
+
 	if (!u_carbon.last_busyness_values) {
 		u_carbon.last_busyness_values = uwsgi_calloc(sizeof(unsigned long long) * uwsgi.numproc);
+		
 	}
 
 	if (!u_carbon.current_busyness_values) {
 		u_carbon.current_busyness_values = uwsgi_calloc(sizeof(unsigned long long) * uwsgi.numproc);
 	}
 
+	if (!u_carbon.was_busy) {
+		u_carbon.was_busy = uwsgi_calloc(sizeof(int) * uwsgi.numproc);
+	}
+
 	// set next update to now()+retry_delay, this way we will have first flush just after start
 	u_carbon.last_update = uwsgi_now() - u_carbon.freq + u_carbon.retry_delay;
 
 	uwsgi_log("[carbon] carbon plugin started, %is frequency, %is timeout, max retries %i, retry delay %is\n",
 		u_carbon.freq, u_carbon.timeout, u_carbon.max_retries, u_carbon.retry_delay);
+
+	struct uwsgi_stats_pusher_instance *uspi = uwsgi_stats_pusher_add(u_carbon.pusher, NULL);
+	uspi->freq = u_carbon.freq;
+	// no need to generate the json
+	uspi->raw=1;
 }
 
-int carbon_write(int *fd, char *fmt,...) {
+static int carbon_write(int fd, char *fmt,...) {
 	va_list ap;
 	va_start(ap, fmt);
 
@@ -94,18 +128,19 @@ int carbon_write(int *fd, char *fmt,...) {
 	int rlen;
 
 	rlen = vsnprintf(ptr, 4096, fmt, ap);
+	va_end(ap);
 
 	if (rlen < 1) return 0;
 
-	if (write(*fd, ptr, rlen) <= 0) {
-		uwsgi_error("write()");
+	if (uwsgi_write_nb(fd, ptr, rlen, u_carbon.timeout)) {
+		uwsgi_error("carbon_write()");
 		return 0;
 	}
 
 	return 1;
 }
 
-void carbon_push_stats(int retry_cycle) {
+static void carbon_push_stats(int retry_cycle, time_t now) {
 	struct carbon_server_list *usl = u_carbon.servers_data;
 	int i;
 	int fd;
@@ -114,6 +149,7 @@ void carbon_push_stats(int retry_cycle) {
 	for (i = 0; i < uwsgi.numproc; i++) {
 		u_carbon.current_busyness_values[i] = uwsgi.workers[i+1].running_time - u_carbon.last_busyness_values[i];
 		u_carbon.last_busyness_values[i] = uwsgi.workers[i+1].running_time;
+		u_carbon.was_busy[i-1] += uwsgi.workers[i+1].busy;
 	}
 
 	u_carbon.need_retry = 0;
@@ -137,7 +173,7 @@ void carbon_push_stats(int retry_cycle) {
 				u_carbon.need_retry = 1;
 				u_carbon.next_retry = uwsgi_now() + u_carbon.retry_delay;
 			} else {
-				uwsgi_log("[carbon] Maximum number of retries for %s (1)\n",
+				uwsgi_log("[carbon] Maximum number of retries for %s (%d)\n",
 					usl->value, u_carbon.max_retries);
 				usl->healthy = 0;
 				usl->errors = 0;
@@ -160,11 +196,13 @@ void carbon_push_stats(int retry_cycle) {
 		unsigned long long worker_busyness = 0;
 		unsigned long long total_harakiri = 0;
 
-		wok = carbon_write(&fd, "uwsgi.%s.%s.requests %llu %llu\n", uwsgi.hostname, u_carbon.id, (unsigned long long) uwsgi.workers[0].requests, (unsigned long long) uwsgi.current_time);
+		wok = carbon_write(fd, "%s%s.%s.requests %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, (unsigned long long) uwsgi.workers[0].requests, (unsigned long long) now);
 		if (!wok) goto clear;
 
 		for(i=1;i<=uwsgi.numproc;i++) {
 			total_tx += uwsgi.workers[i].tx;
+			total_harakiri += uwsgi.workers[i].harakiri_count;
+
 			if (uwsgi.workers[i].cheaped) {
 				// also if worker is cheaped than we report its average response time as zero, sending last value might be confusing
 				avg_rt = 0;
@@ -177,53 +215,63 @@ void carbon_push_stats(int retry_cycle) {
 				total_avg_rt += uwsgi.workers[i].avg_response_time;
 
 				// calculate worker busyness
-				worker_busyness = ((u_carbon.current_busyness_values[i-1]*100) / (u_carbon.freq*1000000));
-				if (worker_busyness > 100) worker_busyness = 100;
+				if (u_carbon.current_busyness_values[i-1] == 0 && u_carbon.was_busy[i-1]) {
+					worker_busyness = 100;
+				}
+				else {
+					worker_busyness = ((u_carbon.current_busyness_values[i-1]*100) / (u_carbon.freq*1000000));
+					if (worker_busyness > 100) worker_busyness = 100;
+				}
 				total_busyness += worker_busyness;
+				u_carbon.was_busy[i-1] = 0;
 
-				// only running workers are counted in total memory stats
-				total_rss += uwsgi.workers[i].rss_size;
-				total_vsz += uwsgi.workers[i].vsz_size;
-
-				total_harakiri += uwsgi.workers[i].harakiri_count;
+				if (uwsgi.shared->options[UWSGI_OPTION_MEMORY_DEBUG] == 1 || uwsgi.force_get_memusage) {
+					// only running workers are counted in total memory stats and if memory-report option is enabled
+					total_rss += uwsgi.workers[i].rss_size;
+					total_vsz += uwsgi.workers[i].vsz_size;
+				}
 			}
 
 			//skip per worker metrics when disabled
 			if (u_carbon.no_workers) continue;
 
-			wok = carbon_write(&fd, "uwsgi.%s.%s.worker%d.requests %llu %llu\n", uwsgi.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].requests, (unsigned long long) uwsgi.current_time);
+			wok = carbon_write(fd, "%s%s.%s.worker%d.requests %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].requests, (unsigned long long) now);
 			if (!wok) goto clear;
 
-			wok = carbon_write(&fd, "uwsgi.%s.%s.worker%d.rss_size %llu %llu\n", uwsgi.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].rss_size, (unsigned long long) uwsgi.current_time);
+			if (uwsgi.shared->options[UWSGI_OPTION_MEMORY_DEBUG] == 1 || uwsgi.force_get_memusage) {
+				wok = carbon_write(fd, "%s%s.%s.worker%d.rss_size %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].rss_size, (unsigned long long) now);
+				if (!wok) goto clear;
+
+				wok = carbon_write(fd, "%s%s.%s.worker%d.vsz_size %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].vsz_size, (unsigned long long) now);
+				if (!wok) goto clear;
+			}
+
+			wok = carbon_write(fd, "%s%s.%s.worker%d.avg_rt %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, i, (unsigned long long) avg_rt, (unsigned long long) now);
 			if (!wok) goto clear;
 
-			wok = carbon_write(&fd, "uwsgi.%s.%s.worker%d.vsz_size %llu %llu\n", uwsgi.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].vsz_size, (unsigned long long) uwsgi.current_time);
+			wok = carbon_write(fd, "%s%s.%s.worker%d.tx %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].tx, (unsigned long long) now);
 			if (!wok) goto clear;
 
-			wok = carbon_write(&fd, "uwsgi.%s.%s.worker%d.avg_rt %llu %llu\n", uwsgi.hostname, u_carbon.id, i, (unsigned long long) avg_rt, (unsigned long long) uwsgi.current_time);
+			wok = carbon_write(fd, "%s%s.%s.worker%d.busyness %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, i, (unsigned long long) worker_busyness, (unsigned long long) now);
 			if (!wok) goto clear;
 
-			wok = carbon_write(&fd, "uwsgi.%s.%s.worker%d.tx %llu %llu\n", uwsgi.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].tx, (unsigned long long) uwsgi.current_time);
-			if (!wok) goto clear;
-
-			wok = carbon_write(&fd, "uwsgi.%s.%s.worker%d.busyness %llu %llu\n", uwsgi.hostname, u_carbon.id, i, (unsigned long long) worker_busyness, (unsigned long long) uwsgi.current_time);
-			if (!wok) goto clear;
-
-			wok = carbon_write(&fd, "uwsgi.%s.%s.worker%d.harakiri %llu %llu\n", uwsgi.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].harakiri_count, (unsigned long long) uwsgi.current_time);
+			wok = carbon_write(fd, "%s%s.%s.worker%d.harakiri %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, i, (unsigned long long) uwsgi.workers[i].harakiri_count, (unsigned long long) now);
 			if (!wok) goto clear;
 
 		}
 
-		wok = carbon_write(&fd, "uwsgi.%s.%s.rss_size %llu %llu\n", uwsgi.hostname, u_carbon.id, (unsigned long long) total_rss, (unsigned long long) uwsgi.current_time);
+		if (uwsgi.shared->options[UWSGI_OPTION_MEMORY_DEBUG] == 1 || uwsgi.force_get_memusage) {
+			wok = carbon_write(fd, "%s%s.%s.rss_size %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, (unsigned long long) total_rss, (unsigned long long) now);
+			if (!wok) goto clear;
+
+			wok = carbon_write(fd, "%s%s.%s.vsz_size %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, (unsigned long long) total_vsz, (unsigned long long) now);
+			if (!wok) goto clear;
+		}
+
+		wok = carbon_write(fd, "%s%s.%s.avg_rt %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, (unsigned long long) (active_workers ? total_avg_rt / active_workers : 0), (unsigned long long) now);
 		if (!wok) goto clear;
 
-		wok = carbon_write(&fd, "uwsgi.%s.%s.vsz_size %llu %llu\n", uwsgi.hostname, u_carbon.id, (unsigned long long) total_vsz, (unsigned long long) uwsgi.current_time);
-		if (!wok) goto clear;
-
-		wok = carbon_write(&fd, "uwsgi.%s.%s.avg_rt %llu %llu\n", uwsgi.hostname, u_carbon.id, (unsigned long long) (active_workers ? total_avg_rt / active_workers : 0), (unsigned long long) uwsgi.current_time);
-		if (!wok) goto clear;
-
-		wok = carbon_write(&fd, "uwsgi.%s.%s.tx %llu %llu\n", uwsgi.hostname, u_carbon.id, (unsigned long long) total_tx, (unsigned long long) uwsgi.current_time);
+		wok = carbon_write(fd, "%s%s.%s.tx %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, (unsigned long long) total_tx, (unsigned long long) now);
 		if (!wok) goto clear;
 
 		if (active_workers > 0) {
@@ -232,18 +280,18 @@ void carbon_push_stats(int retry_cycle) {
 		} else {
 			total_avg_busyness = 0;
 		}
-		wok = carbon_write(&fd, "uwsgi.%s.%s.busyness %llu %llu\n", uwsgi.hostname, u_carbon.id, (unsigned long long) total_avg_busyness, (unsigned long long) uwsgi.current_time);
+		wok = carbon_write(fd, "%s%s.%s.busyness %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, (unsigned long long) total_avg_busyness, (unsigned long long) now);
 		if (!wok) goto clear;
 
-		wok = carbon_write(&fd, "uwsgi.%s.%s.active_workers %llu %llu\n", uwsgi.hostname, u_carbon.id, (unsigned long long) active_workers, (unsigned long long) uwsgi.current_time);
+		wok = carbon_write(fd, "%s%s.%s.active_workers %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, (unsigned long long) active_workers, (unsigned long long) now);
 		if (!wok) goto clear;
 
 		if (uwsgi.cheaper) {
-			wok = carbon_write(&fd, "uwsgi.%s.%s.cheaped_workers %llu %llu\n", uwsgi.hostname, u_carbon.id, (unsigned long long) uwsgi.numproc - active_workers, (unsigned long long) uwsgi.current_time);
+			wok = carbon_write(fd, "%s%s.%s.cheaped_workers %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, (unsigned long long) uwsgi.numproc - active_workers, (unsigned long long) now);
 			if (!wok) goto clear;
 		}
 
-		wok = carbon_write(&fd, "uwsgi.%s.%s.harakiri %llu %llu\n", uwsgi.hostname, u_carbon.id, (unsigned long long) total_harakiri, (unsigned long long) uwsgi.current_time);
+		wok = carbon_write(fd, "%s%s.%s.harakiri %llu %llu\n", u_carbon.root_node, u_carbon.hostname, u_carbon.id, (unsigned long long) total_harakiri, (unsigned long long) now);
 		if (!wok) goto clear;
 
 		usl->healthy = 1;
@@ -260,28 +308,34 @@ nxt:
 		u_carbon.last_update -= u_carbon.timeout;
 }
 
-void carbon_master_cycle() {
+static void carbon_push(struct uwsgi_stats_pusher_instance *uspi, time_t now, char *json, size_t json_len) {
 
-	if (!u_carbon.servers) return;
-
-	if (uwsgi.current_time - u_carbon.last_update >= u_carbon.freq || uwsgi.cleaning) {
+	if (u_carbon.need_retry && now >= u_carbon.next_retry) {
+		carbon_push_stats(1, now);
+	}
+	else {
 		// update
 		u_carbon.need_retry = 0;
-		carbon_push_stats(0);
-	} else if (u_carbon.need_retry && (uwsgi.current_time >= u_carbon.next_retry)) {
-		// retry failed servers
-		carbon_push_stats(1);
+		carbon_push_stats(0, now);
+
 	}
 }
 
+static void carbon_cleanup() {
+	carbon_push_stats(0, uwsgi_now());
+}
+
+static void carbon_register() {
+	u_carbon.pusher = uwsgi_register_stats_pusher("carbon", carbon_push);
+}
 
 struct uwsgi_plugin carbon_plugin = {
 
 	.name = "carbon",
 	
-	.master_cleanup = carbon_master_cycle,
+	.master_cleanup = carbon_cleanup,
 
 	.options = carbon_options,
-	.master_cycle = carbon_master_cycle,
+	.on_load = carbon_register,
 	.post_init = carbon_post_init,
 };

plugins/corerouter/corerouter.c

@@ -327,16 +327,16 @@ static struct uwsgi_rb_timer *corerouter_reset_timeout(struct uwsgi_corerouter *
 
 static void corerouter_expire_timeouts(struct uwsgi_corerouter *ucr) {
 
-	time_t current = uwsgi_now();
+	uint64_t current = (uint64_t) uwsgi_now();
 	struct uwsgi_rb_timer *urbt;
 	struct corerouter_session *cr_session;
 
 	for (;;) {
-		urbt = uwsgi_min_rb_timer(ucr->timeouts);
+		urbt = uwsgi_min_rb_timer(ucr->timeouts, NULL);
 		if (urbt == NULL)
 			return;
 
-		if (urbt->key <= current) {
+		if (urbt->value <= current) {
 			cr_session = (struct corerouter_session *) urbt->data;
 			cr_session->timed_out = 1;
 			if (cr_session->connecting) {
@@ -708,12 +708,12 @@ void uwsgi_corerouter_loop(int id, void *data) {
 	for (;;) {
 
 		// set timeouts and harakiri
-		min_timeout = uwsgi_min_rb_timer(ucr->timeouts);
+		min_timeout = uwsgi_min_rb_timer(ucr->timeouts, NULL);
 		if (min_timeout == NULL) {
 			delta = -1;
 		}
 		else {
-			delta = min_timeout->key - uwsgi_now();
+			delta = min_timeout->value - uwsgi_now();
 			if (delta <= 0) {
 				corerouter_expire_timeouts(ucr);
 				delta = 0;
@@ -834,23 +834,7 @@ void uwsgi_corerouter_loop(int id, void *data) {
 				}
 
 				// not having a hook could mean a previous event in the loop cleared it...
-				if (!hook) {
-					// a single event cannot be unexpected..
-					if (nevents == 1) {
-						if (interesting_fd == cr_session->instance_fd) {
-							uwsgi_log("[uwsgi-corerouter] BUG, unexpected event received from backend instance (fd: %d nevents: %d) !!!\n", interesting_fd, nevents);
-						}
-						else if (interesting_fd == cr_session->fd) {
-							uwsgi_log("[uwsgi-corerouter] BUG, unexpected event received from client (fd: %d nevents: %d)!!!\n", interesting_fd, nevents);
-						}
-						else {
-							uwsgi_log("[uwsgi-corerouter] BUG, unexpected event received !!!\n");
-						}
-						corerouter_close_session(ucr, cr_session);
-					}
-					continue;
-				}
-
+				if (!hook) continue;
 				// reset errno (as we use it for internal signalling)
 				errno = 0;
 				ssize_t ret = hook(cr_session);

plugins/corerouter/cr.h

@@ -6,8 +6,8 @@
 #define cr_add_timeout(u, x) uwsgi_add_rb_timer(u->timeouts, time(NULL)+u->socket_timeout, x)
 #define cr_add_fake_timeout(u, x) uwsgi_add_rb_timer(u->timeouts, time(NULL)+1, x)
 #define cr_add_check_timeout(x) uwsgi_add_rb_timer(timeouts, time(NULL)+x, NULL)
-#define cr_del_check_timeout(x) rb_erase(&x->rbt, timeouts);
-#define cr_del_timeout(u, x) rb_erase(&x->timeout->rbt, u->timeouts); free(x->timeout);
+#define cr_del_check_timeout(x) uwsgi_del_rb_timer(timeouts, x);
+#define cr_del_timeout(u, x) uwsgi_del_rb_timer(u->timeouts, x->timeout); free(x->timeout);
 
 #define cr_try_again if (errno == EAGAIN || errno == EWOULDBLOCK || errno == EINPROGRESS) {\
                      	errno = EINPROGRESS;\
@@ -33,7 +33,7 @@ struct uwsgi_corerouter {
         int processes;
         int quiet;
 
-        struct rb_root *timeouts;
+        struct uwsgi_rbtree *timeouts;
 
         int use_cache;
         int nevents;

plugins/corerouter/cr_common.c

@@ -59,6 +59,14 @@ void uwsgi_corerouter_setup_sockets(struct uwsgi_corerouter *ucr) {
                         			uwsgi.no_defer_accept = current_defer_accept;
 					}
 				}
+				// fix SERVER_PORT
+                                if (!ugs->port || !ugs->port_len) {
+                                        ugs->port = strchr(ugs->name, ':');
+                                        if (ugs->port) {
+                                                ugs->port++;
+                                                ugs->port_len = strlen(ugs->port);
+                                        }
+                                }
 				// put socket in non-blocking mode
 				uwsgi_socket_nb(ugs->fd);
 				uwsgi_log("%s bound on %s fd %d\n", ucr->name, ugs->name, ugs->fd);

plugins/gevent/gevent.c

@@ -230,7 +230,7 @@ ssize_t uwsgi_gevent_hook_input_read(struct wsgi_request *wsgi_req, char *tmp_bu
         	}
         	Py_DECREF(ret);
 
-        	ret = PyObject_CallMethod(timer, "start", "OO", current, timer);
+        	ret = PyObject_CallMethod(timer, "again", "OO", current, timer);
         	if (!ret) {
                 	stop_the_watchers_and_clear
                 	return -1;
@@ -265,6 +265,11 @@ ssize_t uwsgi_gevent_hook_input_read(struct wsgi_request *wsgi_req, char *tmp_bu
 		stop_the_watchers
         }
 
+	Py_DECREF(current);
+	Py_DECREF(current_greenlet);
+	Py_DECREF(watcher);
+	Py_DECREF(timer);
+
         return *tmp_pos;
 
 }
@@ -293,7 +298,7 @@ ssize_t uwsgi_gevent_hook_input_readline(struct wsgi_request *wsgi_req, char *re
         }
         Py_DECREF(ret);
 
-        ret = PyObject_CallMethod(timer, "start", "OO", current, timer);
+        ret = PyObject_CallMethod(timer, "again", "OO", current, timer);
         if (!ret) {
         	stop_the_watchers_and_clear
 		return -1;
@@ -359,7 +364,7 @@ void uwsgi_gevent_nb_write(struct wsgi_request *wsgi_req, PyObject *str) {
 		}
 		Py_DECREF(ret);
 
-		ret = PyObject_CallMethod(timer, "start", "OO", current, timer);
+		ret = PyObject_CallMethod(timer, "again", "OO", current, timer);
 		if (!ret) {
 			stop_the_watchers_and_clear
 			goto error;
@@ -426,7 +431,7 @@ PyObject *uwsgi_gevent_wait(PyObject *watcher, PyObject *timer, PyObject *curren
 	Py_DECREF(ret);
 
 	// start the timeout handler
-	ret = PyObject_CallMethod(timer, "start", "OO", current, timer);
+	ret = PyObject_CallMethod(timer, "again", "OO", current, timer);
 	if (!ret) return NULL;
 	Py_DECREF(ret);
 

plugins/http/http.c

@@ -551,8 +551,8 @@ ssize_t hr_read_ssl_body(struct corerouter_session * cs) {
         if (err == SSL_ERROR_WANT_READ) {
                 if (cs->event_hook_write) {
                         uwsgi_cr_hook_write(cs, NULL);
-                        uwsgi_cr_hook_read(cs, hr_read_ssl_body);
                 }
+                uwsgi_cr_hook_read(cs, hr_read_ssl_body);
                 errno = EINPROGRESS;
                 return -1;
         }
@@ -560,8 +560,8 @@ ssize_t hr_read_ssl_body(struct corerouter_session * cs) {
         else if (err == SSL_ERROR_WANT_WRITE) {
                 if (cs->event_hook_read) {
                         uwsgi_cr_hook_read(cs, NULL);
-                        uwsgi_cr_hook_write(cs, hr_read_ssl_body);
                 }
+                uwsgi_cr_hook_write(cs, hr_read_ssl_body);
                 errno = EINPROGRESS;
                 return -1;
         }
@@ -625,16 +625,16 @@ ssize_t hr_write_ssl_response(struct corerouter_session * cs) {
         if (err == SSL_ERROR_WANT_READ) {
 		if (cs->event_hook_write) {
 			uwsgi_cr_hook_write(cs, NULL);
-			uwsgi_cr_hook_read(cs, hr_write_ssl_response);
 		}
+		uwsgi_cr_hook_read(cs, hr_write_ssl_response);
                 errno = EINPROGRESS;
                 return -1;
         }
         else if (err == SSL_ERROR_WANT_WRITE) {
 		if (cs->event_hook_read) {
 			uwsgi_cr_hook_read(cs, NULL);
-			uwsgi_cr_hook_write(cs, hr_write_ssl_response);
 		}
+		uwsgi_cr_hook_write(cs, hr_write_ssl_response);
                 errno = EINPROGRESS;
                 return -1;
         }
@@ -839,16 +839,16 @@ ssize_t hr_send_expect_continue(struct corerouter_session * cs) {
         	if (err == SSL_ERROR_WANT_READ) {
                 	if (cs->event_hook_write) {
                         	uwsgi_cr_hook_write(cs, NULL);
-                        	uwsgi_cr_hook_read(cs, hr_write_ssl_response);
                 	}
+                        uwsgi_cr_hook_read(cs, hr_write_ssl_response);
                 	errno = EINPROGRESS;
                 	return -1;
         	}
         	else if (err == SSL_ERROR_WANT_WRITE) {
                 	if (cs->event_hook_read) {
                         	uwsgi_cr_hook_read(cs, NULL);
-                        	uwsgi_cr_hook_write(cs, hr_write_ssl_response);
                 	}
+                        uwsgi_cr_hook_write(cs, hr_write_ssl_response);
                 	errno = EINPROGRESS;
                 	return -1;
         	}
@@ -949,8 +949,8 @@ ssize_t hr_recv_http_ssl(struct corerouter_session * cs) {
 	if (err == SSL_ERROR_WANT_READ) {
                 if (cs->event_hook_write) {
                         uwsgi_cr_hook_write(cs, NULL);
-                        uwsgi_cr_hook_read(cs, hr_recv_http_ssl);
                 }
+                uwsgi_cr_hook_read(cs, hr_recv_http_ssl);
                 errno = EINPROGRESS;
                 return -1;
         }
@@ -958,8 +958,8 @@ ssize_t hr_recv_http_ssl(struct corerouter_session * cs) {
         else if (err == SSL_ERROR_WANT_WRITE) {
                 if (cs->event_hook_read) {
                         uwsgi_cr_hook_read(cs, NULL);
-                        uwsgi_cr_hook_write(cs, hr_recv_http_ssl);
                 }
+                uwsgi_cr_hook_write(cs, hr_recv_http_ssl);
                 errno = EINPROGRESS;
                 return -1;
         }

plugins/lua/lua_plugin.c

@@ -291,6 +291,57 @@ static int uwsgi_api_req_fd(lua_State *L) {
 	return 1;
 }
 
+static int uwsgi_api_lock(lua_State *L) {
+
+	int lock_num = 0;
+
+	// the spooler cannot lock resources
+#ifdef UWSGI_SPOOLER
+	if (uwsgi.i_am_a_spooler) {
+		lua_pushstring(L, "The spooler cannot lock/unlock resources");
+		lua_error(L);
+	}
+#endif
+
+	if (lua_gettop(L) > 0) {
+		lock_num = lua_isnumber(L, 1) ? lua_tonumber(L, 1) : -1;
+		if (lock_num < 0 || lock_num > uwsgi.locks) {
+			lua_pushstring(L, "Invalid lock number");
+	    		lua_error(L);
+	  	}
+	}
+	
+	uwsgi_lock(uwsgi.user_lock[lock_num]);
+
+	return 0;
+}
+
+
+static int uwsgi_api_unlock(lua_State *L) {
+
+	int lock_num = 0;
+
+	// the spooler cannot lock resources
+#ifdef UWSGI_SPOOLER
+	if (uwsgi.i_am_a_spooler) {
+		lua_pushstring(L, "The spooler cannot lock/unlock resources");
+		lua_error(L);
+	}
+#endif
+
+	if (lua_gettop(L) > 0) {
+		lock_num = lua_isnumber(L, 1) ? lua_tonumber(L, 1) : -1;
+		if (lock_num < 0 || lock_num > uwsgi.locks) {
+			lua_pushstring(L, "Invalid lock number");
+	    		lua_error(L);
+	  	}
+	}
+	
+	uwsgi_unlock(uwsgi.user_lock[lock_num]);
+
+	return 0;
+}
+
 static const luaL_reg uwsgi_api[] = {
   {"log", uwsgi_api_log},
   {"cl", uwsgi_api_cl},
@@ -300,6 +351,8 @@ static const luaL_reg uwsgi_api[] = {
   {"cache_set", uwsgi_api_cache_set},
   {"register_signal", uwsgi_api_register_signal},
   {"register_rpc", uwsgi_api_register_rpc},
+  {"lock", uwsgi_api_lock},
+  {"unlock", uwsgi_api_unlock},
   {NULL, NULL}
 };
 

plugins/mono/mono_plugin.c

@@ -1,35 +0,0 @@
-#include "../../uwsgi.h"
-
-struct uwsgi_mono {
-
-	char *assembly_name ;
-	
-} um;
-
-int uwsgi_mono_init() {
-
-
-	MonoDomain *domain;
-
-	MonoAssembly *assembly;
-        MonoImage *image, *corlib;
-
-	domain = mono_jit_init("uwsgi");
-
-	corlib = mono_get_corlib();
-        if (!corlib) {
-		uwsgi_log("unable to initialize MONO engine\n");
-		exit(1);
-        }
-
-
-	image = mono_assembly_get_image(assembly);
-
-}
-
-
-struct uwsgi_plugin mono_plugin = {
-
-	.name = "mono",
-	.init = uwsgi_mono_init,
-};

plugins/php/php_plugin.c

@@ -26,6 +26,7 @@ struct uwsgi_php {
 	char *docroot;
 	char *app;
 	char *app_qs;
+	char *fallback;
 	size_t ini_size;
 	int dump_config;
 	char *server_software;
@@ -53,6 +54,7 @@ struct uwsgi_option uwsgi_php_options[] = {
         {"php-app", required_argument, 0, "force the php file to run at each request", uwsgi_opt_set_str, &uphp.app, 0},
         {"php-var", required_argument, 0, "add/overwrite a CGI variable at each request", uwsgi_opt_add_string_list, &uphp.vars, 0},
         {"php-app-qs", required_argument, 0, "when in app mode force QUERY_STRING to the specified value + PATH_INFO", uwsgi_opt_set_str, &uphp.app_qs, 0},
+	{"php-fallback", required_argument, 0, "run the specified php script when the request one does not exist", uwsgi_opt_set_str, &uphp.fallback, 0},
         {"php-dump-config", no_argument, 0, "dump php config (if modified via --php-set or append options)", uwsgi_opt_true, &uphp.dump_config, 0},
         {0, 0, 0, 0, 0, 0, 0},
 
@@ -717,7 +719,6 @@ int uwsgi_php_walk(struct wsgi_request *wsgi_req, char *full_path, char *docroot
                         *(dst+part_size-1) = 0;
 
                         if (stat(full_path, &st)) {
-				uwsgi_php_404(wsgi_req);
                                 return -1;
                         }
 
@@ -727,7 +728,6 @@ int uwsgi_php_walk(struct wsgi_request *wsgi_req, char *full_path, char *docroot
                                 if (i < (wsgi_req->path_info_len)-1) {
                                         *path_info = ptr + i;
                                 }
-
                                 return 0;
                         }
 
@@ -823,9 +823,16 @@ appready:
 
 	if (uwsgi_php_walk(wsgi_req, filename, wsgi_req->document_root, wsgi_req->document_root_len, &path_info)) {
 		free(filename);
-		return -1;
+		if (uphp.fallback) {
+			filename = uwsgi_str(uphp.fallback);
+		}
+		else {
+			uwsgi_php_404(wsgi_req);
+			return -1;
+		}
 	}
 
+
 	char *orig_path_info = wsgi_req->path_info;
 	uint16_t orig_path_info_len = wsgi_req->path_info_len;
 

plugins/psgi/psgi.h

@@ -23,6 +23,9 @@ struct uwsgi_perl {
 	int no_die_catch;
 	int stacktrace_available;
 
+	char *argv_items;
+	struct uwsgi_string_list *argv_item;
+
 	// this is a pointer to the main list of interpreters (required for signals, rpc....);
         PerlInterpreter **main;
 
@@ -37,6 +40,9 @@ struct uwsgi_perl {
 
 	CV **tmp_psgix_logger;
 	CV **tmp_stream_responder;
+	
+	SV *postfork;
+	SV *atexit;
 };
 
 void init_perl_embedded_module(void);
@@ -52,3 +58,4 @@ int uwsgi_perl_obj_isa(SV *, char *);
 int init_psgi_app(struct wsgi_request *, char *, uint16_t, PerlInterpreter **);
 PerlInterpreter *uwsgi_perl_new_interpreter(void);
 int uwsgi_perl_mule(char *);
+void uwsgi_perl_run_hook(SV *);

plugins/psgi/psgi_loader.c

@@ -21,7 +21,12 @@ XS(XS_error) {
 
         psgi_check_args(0);
 
-        ST(0) = sv_bless(newRV(sv_newmortal()), ((HV **)wi->error)[wsgi_req->async_id]);
+	if (uwsgi.threads > 1) {
+        	ST(0) = sv_bless(newRV(sv_newmortal()), ((HV **)wi->error)[wsgi_req->async_id]);
+	}
+	else {
+        	ST(0) = sv_bless(newRV(sv_newmortal()), ((HV **)wi->error)[0]);
+	}
         XSRETURN(1);
 }
 
@@ -32,7 +37,12 @@ XS(XS_input) {
 	struct uwsgi_app *wi = &uwsgi_apps[wsgi_req->app_id];
         psgi_check_args(0);
 
-        ST(0) = sv_bless(newRV(sv_newmortal()), ((HV **)wi->input)[wsgi_req->async_id]);
+	if (uwsgi.threads > 1) {
+        	ST(0) = sv_bless(newRV(sv_newmortal()), ((HV **)wi->input)[wsgi_req->async_id]);
+	}
+	else {
+        	ST(0) = sv_bless(newRV(sv_newmortal()), ((HV **)wi->input)[0]);
+	}
         XSRETURN(1);
 }
 
@@ -66,7 +76,12 @@ XS(XS_stream)
 		while (psgi_response(wsgi_req, response) != UWSGI_OK);
 
 		SvREFCNT_dec(response);
-                ST(0) = sv_bless(newRV(sv_newmortal()), ((HV **)wi->stream)[wsgi_req->async_id]);
+		if (uwsgi.threads > 1) {
+                	ST(0) = sv_bless(newRV(sv_newmortal()), ((HV **)wi->stream)[wsgi_req->async_id]);
+		}
+		else {
+                	ST(0) = sv_bless(newRV(sv_newmortal()), ((HV **)wi->stream)[0]);
+		}
                 XSRETURN(1);
 	}
 	else {
@@ -413,6 +428,23 @@ int init_psgi_app(struct wsgi_request *wsgi_req, char *app, uint16_t app_len, Pe
 			}
 		}
 
+		if (uperl.argv_items || uperl.argv_item) {
+			AV *uperl_argv = GvAV(PL_argvgv);
+			if (uperl.argv_items) {
+				char *argv_list = uwsgi_str(uperl.argv_items);
+				char *p = strtok(argv_list, " ");
+				while(p) {
+					av_push(uperl_argv, newSVpv(p, 0));
+					p = strtok(NULL, " ");
+				}
+			}
+			struct uwsgi_string_list *usl = uperl.argv_item;
+			while(usl) {
+				av_push(uperl_argv, newSVpv(usl->value, usl->len));
+				usl = usl->next;
+			}
+		}
+
 		SV *dollar_zero = get_sv("0", GV_ADD);
 		sv_setsv(dollar_zero, newSVpv(app, app_len));
 

plugins/psgi/psgi_plugin.c

@@ -16,6 +16,11 @@ struct uwsgi_option uwsgi_perl_options[] = {
         {"psgi", required_argument, 0, "load a psgi app", uwsgi_opt_set_str, &uperl.psgi, 0},
         {"perl-no-die-catch", no_argument, 0, "do not catch $SIG{__DIE__}", uwsgi_opt_true, &uperl.no_die_catch, 0},
         {"perl-local-lib", required_argument, 0, "set perl locallib path", uwsgi_opt_set_str, &uperl.locallib, 0},
+#ifdef PERL_VERSION_STRING
+        {"perl-version", no_argument, 0, "print perl version", uwsgi_opt_print, PERL_VERSION_STRING, UWSGI_OPT_IMMEDIATE},
+#endif
+	{"perl-args", required_argument, 0, "add items (space separated) to @ARGV", uwsgi_opt_set_str, &uperl.argv_items, 0},
+	{"perl-arg", required_argument, 0, "add an item to @ARGV", uwsgi_opt_add_string_list, &uperl.argv_item, 0},
         {0, 0, 0, 0, 0, 0, 0},
 
 };
@@ -57,7 +62,12 @@ SV *uwsgi_perl_call_stream(SV *func) {
         ENTER;
         SAVETMPS;
         PUSHMARK(SP);
-        XPUSHs( sv_2mortal(newRV((SV*) ((SV **)wi->responder0)[wsgi_req->async_id])));
+	if (uwsgi.threads > 1) {
+        	XPUSHs( sv_2mortal(newRV((SV*) ((SV **)wi->responder0)[wsgi_req->async_id])));
+	}
+	else {
+        	XPUSHs( sv_2mortal(newRV((SV*) ((SV **)wi->responder0)[0])));
+	}
         PUTBACK;
 
 	call_sv( func, G_SCALAR | G_EVAL);
@@ -291,7 +301,12 @@ SV *build_psgi_env(struct wsgi_request *wsgi_req) {
 	
 	if (!hv_store(env, "psgix.input.buffered", 20, newSViv(wsgi_req->body_as_file), 0)) goto clear;
 
-	if (!hv_store(env, "psgix.logger", 12,newRV((SV*) ((SV **)wi->responder1)[wsgi_req->async_id]) ,0)) goto clear;
+	if (uwsgi.threads > 1) {
+		if (!hv_store(env, "psgix.logger", 12,newRV((SV*) ((SV **)wi->responder1)[wsgi_req->async_id]) ,0)) goto clear;
+	}
+	else {
+		if (!hv_store(env, "psgix.logger", 12,newRV((SV*) ((SV **)wi->responder1)[0]) ,0)) goto clear;
+	}
 
 	if (uwsgi.master_process) {
 		if (!hv_store(env, "psgix.harakiri", 14, newSViv(1), 0)) goto clear;
@@ -426,8 +441,15 @@ int uwsgi_perl_request(struct wsgi_request *wsgi_req) {
 	struct uwsgi_app *wi = &uwsgi_apps[wsgi_req->app_id];
 	wi->requests++;
 
-	if (((PerlInterpreter **)wi->interpreter)[wsgi_req->async_id] != uperl.main[wsgi_req->async_id]) {
-		PERL_SET_CONTEXT(((PerlInterpreter **)wi->interpreter)[wsgi_req->async_id]);
+	if (uwsgi.threads < 2) {
+		if (((PerlInterpreter **)wi->interpreter)[0] != uperl.main[0]) {
+			PERL_SET_CONTEXT(((PerlInterpreter **)wi->interpreter)[0]);
+		}
+	}
+	else {
+		if (((PerlInterpreter **)wi->interpreter)[wsgi_req->async_id] != uperl.main[wsgi_req->async_id]) {
+			PERL_SET_CONTEXT(((PerlInterpreter **)wi->interpreter)[wsgi_req->async_id]);
+		}
 	}
 
 	ENTER;
@@ -436,7 +458,12 @@ int uwsgi_perl_request(struct wsgi_request *wsgi_req) {
 	wsgi_req->async_environ = build_psgi_env(wsgi_req);
 	if (!wsgi_req->async_environ) goto clear;
 
-	wsgi_req->async_result = psgi_call(wsgi_req, ((SV **)wi->callable)[wsgi_req->async_id], wsgi_req->async_environ);
+	if (uwsgi.threads > 1) {
+		wsgi_req->async_result = psgi_call(wsgi_req, ((SV **)wi->callable)[wsgi_req->async_id], wsgi_req->async_environ);
+	}
+	else {
+		wsgi_req->async_result = psgi_call(wsgi_req, ((SV **)wi->callable)[0], wsgi_req->async_environ);
+	}
 	if (!wsgi_req->async_result) goto clear;
 
 	if (SvTYPE((AV *)wsgi_req->async_result) == SVt_PVCV) {
@@ -469,8 +496,15 @@ clear:
 	LEAVE;
 
 	// restore main interpreter if needed
-	if (((PerlInterpreter **)wi->interpreter)[wsgi_req->async_id] != uperl.main[wsgi_req->async_id]) {
-		PERL_SET_CONTEXT(uperl.main[wsgi_req->async_id]);
+	if (uwsgi.threads > 1) {
+		if (((PerlInterpreter **)wi->interpreter)[wsgi_req->async_id] != uperl.main[wsgi_req->async_id]) {
+			PERL_SET_CONTEXT(uperl.main[wsgi_req->async_id]);
+		}
+	}
+	else {
+		if (((PerlInterpreter **)wi->interpreter)[0] != uperl.main[0]) {
+			PERL_SET_CONTEXT(uperl.main[0]);
+		}
 	}
 
 	return UWSGI_OK;
@@ -554,6 +588,10 @@ void uwsgi_perl_post_fork() {
 		sv_setiv(GvSV(tmpgv), (IV)getpid());
 		SvREADONLY_on(GvSV(tmpgv));
 	}
+
+	if (uperl.postfork) {
+		uwsgi_perl_run_hook(uperl.postfork);
+	}
 }
 
 int uwsgi_perl_mount_app(char *mountpoint, char *app) {
@@ -621,6 +659,51 @@ int uwsgi_perl_signal_handler(uint8_t sig, void *handler) {
 	return ret;
 }
 
+void uwsgi_perl_run_hook(SV *hook) {
+	dSP;
+        ENTER;
+        SAVETMPS;
+        PUSHMARK(SP);
+        XPUSHs( hook );
+        PUTBACK;
+
+        call_sv( SvRV(hook), G_DISCARD);
+
+        if(SvTRUE(ERRSV)) {
+                uwsgi_log("[uwsgi-perl error] %s\n", SvPV_nolen(ERRSV));
+		return;
+        }
+
+        SPAGAIN;
+        PUTBACK;
+        FREETMPS;
+        LEAVE;
+}
+
+static void uwsgi_perl_atexit() {
+	if (uwsgi.mywid == -1) goto realstuff;
+
+        // if hijacked do not run atexit hooks
+        if (uwsgi.workers[uwsgi.mywid].hijacked)
+                return;
+
+        // if busy do not run atexit hooks
+        if (uwsgi.workers[uwsgi.mywid].busy)
+                return;
+
+#ifdef UWSGI_ASYNC
+        // managing atexit in async mode is a real pain...skip it for now
+        if (uwsgi.async > 1)
+                return;
+#endif
+
+realstuff:
+
+	if (uperl.atexit) {
+		uwsgi_perl_run_hook(uperl.atexit);
+	}
+}
+
 struct uwsgi_plugin psgi_plugin = {
 
 	.name = "psgi",
@@ -641,5 +724,7 @@ struct uwsgi_plugin psgi_plugin = {
 	.after_request = uwsgi_perl_after_request,
 	.enable_threads = uwsgi_perl_enable_threads,
 
+	.atexit = uwsgi_perl_atexit,
+
 	.magic = uwsgi_perl_magic,
 };

plugins/psgi/psgi_response.c

@@ -46,7 +46,6 @@ int psgi_response(struct wsgi_request *wsgi_req, AV *response) {
                 		if (SvTRUE(*harakiri)) wsgi_req->async_plagued = 1;
         		}
 
-			SvREFCNT_dec(wsgi_req->async_environ);
         		SvREFCNT_dec(wsgi_req->async_result);
 
 			return UWSGI_OK;

plugins/psgi/uwsgi_plmodule.c

@@ -2,6 +2,7 @@
 
 extern struct uwsgi_server uwsgi;
 extern struct uwsgi_plugin psgi_plugin;
+extern struct uwsgi_perl uperl;
 
 #ifdef UWSGI_ASYNC
 
@@ -171,6 +172,28 @@ XS(XS_register_signal) {
 	
 }
 
+XS(XS_postfork) {
+        dXSARGS;
+
+        psgi_check_args(1);
+
+	uperl.postfork = newRV_inc(ST(0));
+
+        XSRETURN_YES;
+}
+
+XS(XS_atexit) {
+        dXSARGS;
+
+        psgi_check_args(1);
+
+        uperl.atexit = newRV_inc(ST(0));
+
+        XSRETURN_YES;
+}
+
+
+
 XS(XS_log) {
 
 	dXSARGS;
@@ -267,6 +290,41 @@ XS(XS_signal_wait) {
 	XSRETURN_YES;
 }
 
+XS(XS_add_timer) {
+
+        dXSARGS;
+
+        psgi_check_args(2);
+
+        uint8_t uwsgi_signal = SvIV(ST(0));
+        int seconds = SvIV(ST(1));
+
+        if (uwsgi_add_timer(uwsgi_signal, seconds)) {
+                croak("unable to register timer");
+                XSRETURN_UNDEF;
+        }
+
+        XSRETURN(1);
+}
+
+XS(XS_add_rb_timer) {
+
+        dXSARGS;
+
+        psgi_check_args(2);
+
+        uint8_t uwsgi_signal = SvIV(ST(0));
+        int seconds = SvIV(ST(1));
+
+        if (uwsgi_signal_add_rb_timer(uwsgi_signal, seconds, 0)) {
+                croak("unable to register rb timer");
+                XSRETURN_UNDEF;
+        }
+
+        XSRETURN(1);
+}
+
+
 
 void init_perl_embedded_module() {
 	psgi_xs(reload);
@@ -282,5 +340,9 @@ void init_perl_embedded_module() {
 	psgi_xs(signal);
 	psgi_xs(register_signal);
 	psgi_xs(signal_wait);
+	psgi_xs(postfork);
+	psgi_xs(atexit);
+	psgi_xs(add_timer);
+	psgi_xs(add_rb_timer);
 }
 

plugins/python/python_plugin.c

@@ -46,6 +46,23 @@ void uwsgi_opt_pyrun(char *opt, char *value, void *foobar) {
 	up.pyrun = value;
 }
 
+void uwsgi_opt_pyver(char *opt, char *foo, void *bar) {
+#ifndef UWSGI_PYPY
+	const char *version = Py_GetVersion();
+#else
+	const char *version = PYPY_VERSION;
+#endif
+	const char *space = strchr(version, ' ');
+	if (space) {
+        	fprintf(stdout, "%.*s\n", (int) (space-version), version);
+	}
+	else {
+        	fprintf(stdout, "%s\n", version);
+	}
+	exit(0);
+}
+
+
 #ifdef UWSGI_INI
 void uwsgi_opt_ini_paste(char *opt, char *value, void *foobar) {
 
@@ -142,6 +159,8 @@ struct uwsgi_option uwsgi_python_options[] = {
 	{"wsgi-env-behavior", required_argument, 0, "set the strategy for allocating/deallocating the WSGI env", uwsgi_opt_set_str, &up.wsgi_env_behaviour, 0},
 	{"start_response-nodelay", no_argument, 0, "send WSGI http headers as soon as possible (PEP violation)", uwsgi_opt_true, &up.start_response_nodelay, 0},
 
+	{"python-version", no_argument, 0, "report python version", uwsgi_opt_pyver, NULL, UWSGI_OPT_IMMEDIATE},
+
 	{0, 0, 0, 0, 0, 0, 0},
 };
 
@@ -1754,9 +1773,7 @@ int uwsgi_python_mule(char *opt) {
 
 	if (uwsgi_endswith(opt, ".py")) {
 		UWSGI_GET_GIL;
-		if (uwsgi_pyimport_by_filename("__main__", opt) == NULL) {
-			return 0;
-		}
+		uwsgi_pyimport_by_filename("__main__", opt);
 		UWSGI_RELEASE_GIL;
 		return 1;
 	}

plugins/python/uwsgi_pymodule.c

@@ -2763,7 +2763,6 @@ PyObject *py_uwsgi_workers(PyObject * self, PyObject * args) {
 	
 
 		PyDict_SetItemString(worker_dict, "apps", apps_tuple);
-		Py_DECREF(apps_tuple);
 
 	}
 

plugins/python/uwsgiplugin.py

@@ -2,9 +2,16 @@ import os,sys
 
 from distutils import sysconfig
 
+def get_python_version():
+    version = sysconfig.get_config_var('VERSION')
+    try:
+        version = version + sys.abiflags
+    except:
+        pass
+    return version
+
 NAME='python'
 GCC_LIST = ['python_plugin', 'pyutils', 'pyloader', 'wsgi_handlers', 'wsgi_headers', 'wsgi_subhandler', 'web3_subhandler', 'pump_subhandler', 'gil', 'uwsgi_pymodule', 'profiler', 'symimporter', 'tracebacker']
-#OBJ_LIST = ['/usr/lib/libpython2.6.a']
 
 CFLAGS = ['-I' + sysconfig.get_python_inc(), '-I' + sysconfig.get_python_inc(plat_specific=True) ] 
 
@@ -15,8 +22,26 @@ LDFLAGS = []
 
 if not 'UWSGI_PYTHON_NOLIB' in os.environ:
     LIBS = sysconfig.get_config_var('LIBS').split() + sysconfig.get_config_var('SYSLIBS').split()
+    # check if it is a non-shared build (but please, add --enable-shared to your python's ./configure script)
     if not sysconfig.get_config_var('Py_ENABLE_SHARED'):
-        LIBS.append('-L' + sysconfig.get_config_var('LIBPL'))
+        libdir = sysconfig.get_config_var('LIBPL')
+        # libdir does not exists, try to get it from the venv
+        version = get_python_version()
+        if not os.path.exists(libdir):
+            libdir = '%s/lib/python%s/config' % (sys.prefix, version)
+        # try skipping abiflag
+        if not os.path.exists(libdir) and version.endswith('m'):
+            version = version[:-1]
+            libdir = '%s/lib/python%s/config' % (sys.prefix, version)
+        # try 3.x style config dir
+        if not os.path.exists(libdir):
+            libdir = '%s/lib/python%s/config-%s' % (sys.prefix, version, get_python_version())
+        libpath = '%s/%s' % (libdir, sysconfig.get_config_var('LDLIBRARY'))
+        if not os.path.exists(libpath): 
+            libpath = '%s/%s' % (libdir, sysconfig.get_config_var('LIBRARY'))
+        if not os.path.exists(libpath): 
+            libpath = '%s/libpython%s.a' % (libdir, version)
+        LIBS.append(libpath)
     else:
         try:
             LDFLAGS.append("-L%s" % sysconfig.get_config_var('LIBDIR'))
@@ -25,16 +50,6 @@ if not 'UWSGI_PYTHON_NOLIB' in os.environ:
             LDFLAGS.append("-L%s/lib" % sysconfig.PREFIX)
             os.environ['LD_RUN_PATH'] = "%s/lib" % sysconfig.PREFIX
 
-
-    version = sysconfig.get_config_var('VERSION')
-    try:
-        version = version + sys.abiflags
-    except:
-        pass
-    LIBS.append('-lpython' + version)
+        LIBS.append('-lpython%s' % get_python_version())
 else:
     LIBS = []
-
-#if str(PYLIB_PATH) != '':
-#                libs.insert(0,'-L' + PYLIB_PATH)
-#                os.environ['LD_RUN_PATH'] = PYLIB_PATH

plugins/rack/rack_plugin.c

@@ -254,8 +254,10 @@ VALUE rb_uwsgi_io_rewind(VALUE obj, VALUE args) {
 }
 
 #ifdef RUBY19
+#ifdef RUBY_GLOBAL_SETUP
 RUBY_GLOBAL_SETUP
 #endif
+#endif
 
 VALUE uwsgi_require_file(VALUE arg) {
     return rb_funcall(rb_cObject, rb_intern("require"), 1, arg);

plugins/rack/uwsgiplugin.py

@@ -14,7 +14,7 @@ v = version.split('.')
 
 GCC_LIST = ['rack_plugin', 'rack_api']
 
-if v[0] == '1' and v[1] == '9':
+if (v[0] == '1' and v[1] == '9') or v[0] >= '2':
     CFLAGS = os.popen(RUBYPATH + " -e \"require 'rbconfig';print RbConfig::CONFIG['CFLAGS']\"").read().rstrip().split()
     CFLAGS.append('-DRUBY19')
     CFLAGS.append('-Wno-unused-parameter')
@@ -34,10 +34,18 @@ else:
     CFLAGS.append('-I' + archdir + '/' + arch)
     CFLAGS.append('-I' + includedir + '/' + arch)
 
+
 LDFLAGS = os.popen(RUBYPATH + " -e \"require 'rbconfig';print %s::CONFIG['LDFLAGS']\"" % rbconfig).read().rstrip().split()
-
 libpath = os.popen(RUBYPATH + " -e \"require 'rbconfig';print %s::CONFIG['libdir']\"" % rbconfig).read().rstrip()
-LDFLAGS.append('-L' + libpath )
-os.environ['LD_RUN_PATH'] = libpath
-LIBS = os.popen(RUBYPATH + " -e \"require 'rbconfig';print '-l' + %s::CONFIG['RUBY_SO_NAME']\"" % rbconfig).read().rstrip().split()
+
+has_shared = os.popen(RUBYPATH + " -e \"require 'rbconfig';print %s::CONFIG['ENABLE_SHARED']\"" % rbconfig).read().rstrip()
+
+LIBS = os.popen(RUBYPATH + " -e \"require 'rbconfig';print %s::CONFIG['LIBS']\"" % rbconfig).read().rstrip().split()
+
+if has_shared == 'yes':
+    LDFLAGS.append('-L' + libpath )
+    os.environ['LD_RUN_PATH'] = libpath
+    LIBS.append(os.popen(RUBYPATH + " -e \"require 'rbconfig';print '-l' + %s::CONFIG['RUBY_SO_NAME']\"" % rbconfig).read().rstrip())
+else:
+    GCC_LIST.append("%s/%s" % (libpath, os.popen(RUBYPATH + " -e \"require 'rbconfig';print %s::CONFIG['LIBRUBY_A']\"" % rbconfig).read().rstrip()))
 

plugins/stats_pusher_mongodb/plugin.c

@@ -1,6 +1,6 @@
 #include "../../uwsgi.h"
 
-void stats_pusher_mongodb(struct uwsgi_stats_pusher_instance *, char *, size_t);
+void stats_pusher_mongodb(struct uwsgi_stats_pusher_instance *, time_t, char *, size_t);
 
 static void stats_pusher_mongodb_init(void) {
         uwsgi_register_stats_pusher("mongodb", stats_pusher_mongodb);

plugins/stats_pusher_mongodb/stats_pusher_mongodb.cc

@@ -12,7 +12,7 @@ struct stats_pusher_mongodb_conf {
 };
 
 
-extern "C" void stats_pusher_mongodb(struct uwsgi_stats_pusher_instance *uspi, char *json, size_t json_len) {
+extern "C" void stats_pusher_mongodb(struct uwsgi_stats_pusher_instance *uspi, time_t now, char *json, size_t json_len) {
 
 	struct stats_pusher_mongodb_conf *spmc = (struct stats_pusher_mongodb_conf *) uspi->data;
 	if (!uspi->configured) {

proto/http.c

@@ -270,7 +270,7 @@ int uwsgi_proto_http_parser(struct wsgi_request *wsgi_req) {
 	char post_buf[8192];
 	char *post_tail = NULL;
 
-	// first round ? this memory area will be freed by async_loop
+	// first round ? 
 	if (!wsgi_req->proto_parser_buf) {
 		wsgi_req->proto_parser_buf = uwsgi_malloc(uwsgi.buffer_size);
 	}
@@ -281,12 +281,15 @@ int uwsgi_proto_http_parser(struct wsgi_request *wsgi_req) {
 			remains = UMIN(remains, 8192);
 			len = read(wsgi_req->poll.fd, post_buf, remains);
 			if (len <= 0) {
-				if (len < 0)
+				if (len < 0) {
+					free(wsgi_req->proto_parser_buf);
 					uwsgi_error("read()");
+				}
 				return -1;
 			}
 
 			if (!fwrite(post_buf, len, 1, wsgi_req->async_post)) {
+				free(wsgi_req->proto_parser_buf);
 				uwsgi_error("fwrite()");
 				return -1;
 			}
@@ -296,6 +299,7 @@ int uwsgi_proto_http_parser(struct wsgi_request *wsgi_req) {
 				return UWSGI_AGAIN;
 
 		}
+		free(wsgi_req->proto_parser_buf);
 		rewind(wsgi_req->async_post);
 		wsgi_req->body_as_file = 1;
 		return UWSGI_OK;
@@ -334,11 +338,14 @@ int uwsgi_proto_http_parser(struct wsgi_request *wsgi_req) {
 				memcpy(post_tail, ptr, remains);
 			}
 			http_parse(wsgi_req, ptr);
+			wsgi_req->uh.modifier1 = uwsgi.http_modifier1;
+			wsgi_req->uh.modifier2 = uwsgi.http_modifier2;
 			//is there a Content_Length ?
 			if (wsgi_req->post_cl > 0) {
 				wsgi_req->async_post = tmpfile();
 				if (!wsgi_req->async_post) {
 					free(wsgi_req->proto_parser_buf);
+					if (post_tail) free(post_tail);
 					uwsgi_error("tmpfile()");
 					return -1;
 				}

test.psgi

@@ -33,6 +33,14 @@ my $three = sub {
 	print "three\n";
 };
 
+uwsgi::postfork(sub {
+	print "forked !!!\n";
+});
+
+uwsgi::atexit(sub {
+	print "exited\n";
+});
+
 my $app = sub {
 	my $env = shift;
 	uwsgi::signal(17);

tests/sleeping_async.py

@@ -3,7 +3,7 @@ import uwsgi
 sleepvalue = 5
 
 def application(env, start_response):
-        start_response('200 Ok', [('Content-type', 'text/html')])
+    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

uwsgi.gemspec

@@ -0,0 +1,15 @@
+Gem::Specification.new do |s|
+  s.name        = 'uwsgi'
+  s.license     = 'GPL-2'
+  s.version     = `python -c "import uwsgiconfig as uc; print uc.uwsgi_version"`.sub(/-dev-.*/,'')
+  s.date        = '2013-03-02'
+  s.summary     = "uWSGI"
+  s.description = "The uWSGI server for Ruby/Rack"
+  s.authors     = ["Unbit"]
+  s.email       = 'info@unbit.it'
+  s.extensions  = ['ext/uwsgi/extconf.rb']
+  s.files       = []
+  s.require_paths = ['.']
+  s.executables << 'uwsgi'
+  s.homepage    = 'http://projects.unbit.it/uwsgi'
+end

uwsgi.h

@@ -34,8 +34,23 @@ extern "C" {
 
 #define wsgi_req_time ((wsgi_req->end_of_request-wsgi_req->start_of_request)/1000)
 
-#define thunder_lock if (uwsgi.threads > 1 && !uwsgi.is_et) {pthread_mutex_lock(&uwsgi.thunder_mutex);}
-#define thunder_unlock if (uwsgi.threads > 1 && !uwsgi.is_et) {pthread_mutex_unlock(&uwsgi.thunder_mutex);}
+#define thunder_lock if (!uwsgi.is_et) {\
+                        if (uwsgi.use_thunder_lock) {\
+                                uwsgi_lock(uwsgi.the_thunder_lock);\
+                        }\
+                        else if (uwsgi.threads > 1) {\
+                                pthread_mutex_lock(&uwsgi.thunder_mutex);\
+                        }\
+                    }
+
+#define thunder_unlock if (!uwsgi.is_et) {\
+                        if (uwsgi.use_thunder_lock) {\
+                                uwsgi_unlock(uwsgi.the_thunder_lock);\
+                        }\
+                        else if (uwsgi.threads > 1) {\
+                                pthread_mutex_unlock(&uwsgi.thunder_mutex);\
+                        }\
+                        }
 
 #define uwsgi_check_scheme(file) (!uwsgi_startswith(file, "emperor://", 10) || !uwsgi_startswith(file, "http://", 7) || !uwsgi_startswith(file, "data://", 7) || !uwsgi_startswith(file, "sym://", 6) || !uwsgi_startswith(file, "fd://", 5) || !uwsgi_startswith(file, "exec://", 7) || !uwsgi_startswith(file, "section://", 10))
 
@@ -295,6 +310,8 @@ extern int pivot_root(const char *new_root, const char *put_old);
 #include <openssl/err.h>
 #endif
 
+#include <glob.h>
+
 
 struct uwsgi_buffer {
 	char *buf;
@@ -395,6 +412,25 @@ struct uwsgi_regexp_list {
 };
 #endif
 
+struct uwsgi_rbtree {
+        struct uwsgi_rb_timer *root;
+        struct uwsgi_rb_timer *sentinel;
+};
+
+struct uwsgi_rb_timer {
+        uint8_t color;
+        struct uwsgi_rb_timer *parent;
+        struct uwsgi_rb_timer *left;
+        struct uwsgi_rb_timer *right;
+        uint64_t value;
+        void *data;
+};
+
+struct uwsgi_rbtree *uwsgi_init_rb_timer(void);
+struct uwsgi_rb_timer *uwsgi_min_rb_timer(struct uwsgi_rbtree *, struct uwsgi_rb_timer *);
+struct uwsgi_rb_timer *uwsgi_add_rb_timer(struct uwsgi_rbtree *, uint64_t, void *);
+void uwsgi_del_rb_timer(struct uwsgi_rbtree *, struct uwsgi_rb_timer *);
+
 
 union uwsgi_sockaddr {
 	struct sockaddr sa;
@@ -909,6 +945,7 @@ struct uwsgi_alarm_ll {
 struct uwsgi_alarm_log {
 	pcre *pattern;
         pcre_extra *pattern_extra;
+	int negate;
 	struct uwsgi_alarm_ll *alarms;
 	struct uwsgi_alarm_log *next;
 };
@@ -995,6 +1032,12 @@ struct wsgi_request {
 	char *authorization;
 	uint16_t authorization_len;
 
+	char *user_agent;
+	uint16_t user_agent_len;
+
+	char *referer;
+	uint16_t referer_len;
+
 	char *script;
 	uint16_t script_len;
 	char *module;
@@ -1266,6 +1309,9 @@ struct uwsgi_server {
 
 	int reuse_port;
 
+	uint64_t http_modifier1;
+	uint64_t http_modifier2;
+
 	// enable lazy mode
 	int lazy;
 	// enable lazy-apps mode
@@ -1293,6 +1339,7 @@ struct uwsgi_server {
 
 	// true if run under the emperor
 	int has_emperor;
+	char *emperor_procname;
 	int emperor_fd;
 	int emperor_queue;
 	int emperor_tyrant;
@@ -1550,7 +1597,7 @@ struct uwsgi_server {
 	struct uwsgi_async_request *async_runqueue_last;
 	int async_runqueue_cnt;
 
-	struct rb_root *rb_async_timeouts;
+	struct uwsgi_rbtree *rb_async_timeouts;
 
 	int async_queue_unused_ptr;
 	struct wsgi_request **async_queue_unused;
@@ -1674,9 +1721,12 @@ struct uwsgi_server {
 
 #ifdef UWSGI_THREADING
 	// avoid thundering herd in threaded modes
+	pthread_mutex_t thunder_mutex;
 	pthread_mutex_t six_feet_under_lock;
 	pthread_mutex_t lock_static;
 #endif
+	int use_thunder_lock;
+	struct uwsgi_lock_item *the_thunder_lock;
 
 
 	/* the list of workers */
@@ -1860,8 +1910,6 @@ struct uwsgi_server {
 	size_t queue_filesize;
 	int queue_store_sync;
 
-	pthread_mutex_t thunder_mutex;
-
 	int locks;
 
 	struct uwsgi_lock_item *cache_lock;
@@ -2591,74 +2639,6 @@ struct uwsgi_subscribe_req {
 	uint16_t base_len;
 };
 
-#ifndef _NO_UWSGI_RB
-
-/*
-
-  *** uWSGI, stripped down version of Linux rbtree ***
-
-
-  Red Black Trees
-  (C) 1999  Andrea Arcangeli <andrea@suse.de>
-  
-  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 St, Fifth Floor, Boston, MA 02110-1301  USA
-
-*/
-
-struct rb_node
-{
-        unsigned long  rb_parent_color;
-#define RB_RED          0
-#define RB_BLACK        1
-        struct rb_node *rb_right;
-        struct rb_node *rb_left;
-} __attribute__((aligned(sizeof(long))));
-    /* The alignment might seem pointless, but allegedly CRIS needs it */
-
-struct rb_root
-{
-        struct rb_node *rb_node;
-};
-
-#define rb_parent(r)   ((struct rb_node *)((r)->rb_parent_color & ~3))
-#define rb_color(r)   ((r)->rb_parent_color & 1)
-#define rb_is_red(r)   (!rb_color(r))
-#define rb_is_black(r) rb_color(r)
-#define rb_set_red(r)  do { (r)->rb_parent_color &= ~1; } while (0)
-#define rb_set_black(r)  do { (r)->rb_parent_color |= 1; } while (0)
-
-void rb_insert_color(struct rb_node *, struct rb_root *);
-void rb_erase(struct rb_node *, struct rb_root *);
-
-void rb_link_node(struct rb_node *, struct rb_node *,
-                                struct rb_node **);
-
-struct uwsgi_rb_timer {
-
-	struct rb_node rbt;
-
-	time_t key;
-	void *data;
-};
-
-struct rb_root *uwsgi_init_rb_timer(void);
-struct uwsgi_rb_timer *uwsgi_add_rb_timer(struct rb_root *, time_t, void *);
-struct uwsgi_rb_timer *uwsgi_min_rb_timer(struct rb_root *);
-
-#endif
-
 void uwsgi_nuclear_blast();
 
 void uwsgi_unix_signal(int, void (*)(int));
@@ -2997,6 +2977,7 @@ void uwsgi_opt_set_str(char *, char *, void *);
 void uwsgi_opt_set_logger(char *, char *, void *);
 void uwsgi_opt_set_str_spaced(char *, char *, void *);
 void uwsgi_opt_add_string_list(char *, char *, void *);
+void uwsgi_opt_add_string_list_custom(char *, char *, void *);
 void uwsgi_opt_add_addr_list(char *, char *, void *);
 void uwsgi_opt_add_dyn_dict(char *, char *, void *);
 #ifdef UWSGI_PCRE
@@ -3078,6 +3059,7 @@ void uwsgi_opt_noop(char *, char *, void *);
 
 void uwsgi_opt_logic(char *, char *, void *);
 int uwsgi_logic_opt_for(char *, char *);
+int uwsgi_logic_opt_for_glob(char *, char *);
 int uwsgi_logic_opt_if_env(char *, char *);
 int uwsgi_logic_opt_if_not_env(char *, char *);
 int uwsgi_logic_opt_if_opt(char *, char *);
@@ -3173,7 +3155,7 @@ struct uwsgi_stats_pusher_instance;
 
 struct uwsgi_stats_pusher {
 	char *name;
-	void (*func)(struct uwsgi_stats_pusher_instance *, char *, size_t);
+	void (*func)(struct uwsgi_stats_pusher_instance *, time_t, char *, size_t);
 	struct uwsgi_stats_pusher *next;
 };
 
@@ -3181,6 +3163,7 @@ struct uwsgi_stats_pusher_instance {
 	struct uwsgi_stats_pusher *pusher;
 	char *arg;
 	void *data;
+	int raw;
 	int configured;
 	int freq;
 	time_t last_run;
@@ -3189,13 +3172,14 @@ struct uwsgi_stats_pusher_instance {
 
 struct uwsgi_thread;
 void uwsgi_stats_pusher_loop(struct uwsgi_thread *);
-void uwsgi_stats_pusher_file(struct uwsgi_stats_pusher_instance *, char *, size_t);
-void uwsgi_stats_pusher_socket(struct uwsgi_stats_pusher_instance *, char *, size_t);
+void uwsgi_stats_pusher_file(struct uwsgi_stats_pusher_instance *, time_t, char *, size_t);
+void uwsgi_stats_pusher_socket(struct uwsgi_stats_pusher_instance *, time_t, char *, size_t);
 
 void uwsgi_stats_pusher_setup(void);
 void uwsgi_send_stats(int, struct uwsgi_stats * (*func)(void));
 struct uwsgi_stats *uwsgi_master_generate_stats(void);
-void uwsgi_register_stats_pusher(char *, void(*) (struct uwsgi_stats_pusher_instance *, char *, size_t));
+struct uwsgi_stats_pusher *uwsgi_register_stats_pusher(char *, void(*) (struct uwsgi_stats_pusher_instance *, time_t, char *, size_t));
+struct uwsgi_stats_pusher_instance *uwsgi_stats_pusher_add(struct uwsgi_stats_pusher *, char *);
 
 struct uwsgi_stats *uwsgi_stats_new(size_t);
 int uwsgi_stats_symbol(struct uwsgi_stats *, char);
@@ -3221,6 +3205,7 @@ void manage_cluster_message(char *, int);
 void uwsgi_opt_add_custom_option(char *, char *, void *);
 void uwsgi_opt_cflags(char *, char *, void *);
 void uwsgi_opt_connect_and_read(char *, char *, void *);
+void uwsgi_opt_extract(char *, char *, void *);
 
 struct uwsgi_string_list *uwsgi_string_list_has_item(struct uwsgi_string_list *, char *, size_t);
 
@@ -3488,6 +3473,8 @@ void simple_loop_run_int(int);
 int uwsgi_valid_fd(int);
 void uwsgi_close_all_fds(void);
 
+int uwsgi_write_nb(int, char *, size_t, int);
+
 void uwsgi_check_emperor(void);
 #ifdef UWSGI_AS_SHARED_LIBRARY
 int uwsgi_init(int, char **, char **);

uwsgiconfig.py

@@ -1,6 +1,6 @@
 # uWSGI build system
 
-uwsgi_version = '1.4.4'
+uwsgi_version = '1.4.8'
 
 import os
 import re
@@ -457,7 +457,7 @@ class uConf(object):
             'core/setup_utils', 'core/clock', 'core/init', 'core/buffer',
             'core/plugins', 'core/lock', 'core/cache', 'core/daemons',
             'core/queue', 'core/event', 'core/signal', 'core/cluster',
-            'core/rpc', 'core/gateway', 'core/loop', 'lib/rbtree', 'core/rb_timers', 'core/uwsgi']
+            'core/rpc', 'core/gateway', 'core/loop', 'core/rb_timers', 'core/uwsgi']
         # add protocols
         self.gcc_list.append('proto/base')
         self.gcc_list.append('proto/uwsgi')

uwsgidecorators.py

@@ -1,4 +1,5 @@
 import uwsgi
+import sys
 from threading import Thread
 
 try:
@@ -170,7 +171,12 @@ class mule_brain(object):
 
     def __call__(self):
         if uwsgi.mule_id() == self.num:
-            self.f()
+            try:
+                self.f()
+            except:
+                exc = sys.exc_info()
+                sys.excepthook(exc[0], exc[1], exc[2])
+                sys.exit(1)
 
 
 class mule_brainloop(mule_brain):
@@ -178,7 +184,12 @@ class mule_brainloop(mule_brain):
     def __call__(self):
         if uwsgi.mule_id() == self.num:
             while True:
-                self.f()
+                try:
+                    self.f()
+                except:
+                    exc = sys.exc_info()
+                    sys.excepthook(exc[0], exc[1], exc[2])
+                    sys.exit(1)
 
 
 class mule(object):