backported fix for python multiapp

core/io.c

@@ -472,6 +472,7 @@ char *uwsgi_open_and_read(char *url, size_t *size, int add_zero, char *magic_tab
         // stdin ?
         if (!strcmp(url, "-")) {
                 buffer = uwsgi_read_fd(0, size, add_zero);
+		goto end;
         }
 #ifdef UWSGI_EMBED_CONFIG
 	else if (url[0] == 0) {
@@ -482,6 +483,7 @@ char *uwsgi_open_and_read(char *url, size_t *size, int add_zero, char *magic_tab
 		buffer = uwsgi_malloc(*size);
 		memset(buffer, 0, *size);
 		memcpy(buffer, &UWSGI_EMBED_CONFIG, &UWSGI_EMBED_CONFIG_END - &UWSGI_EMBED_CONFIG);
+		goto end;
 	}
 #endif
 

core/utils.c

@@ -1548,7 +1548,15 @@ void parse_sys_envs(char **envs) {
 	char *earg, *eq_pos;
 
 	while (*uenvs) {
-		if (!strncmp(*uenvs, "UWSGI_", 6) && strncmp(*uenvs, "UWSGI_RELOADS=", 14) && strncmp(*uenvs, "UWSGI_ORIGINAL_PROC_NAME=", 25)) {
+		if (!strncmp(*uenvs, "UWSGI_", 6) &&
+        strncmp(*uenvs, "UWSGI_RELOADS=", 14) &&
+        strncmp(*uenvs, "UWSGI_VASSALS_DIR=", 18) &&
+        strncmp(*uenvs, "UWSGI_EMPEROR_FD=", 17) &&
+        strncmp(*uenvs, "UWSGI_BROODLORD_NUM=", 20) &&
+        strncmp(*uenvs, "UWSGI_EMPEROR_FD_CONFIG=", 24) &&
+        strncmp(*uenvs, "UWSGI_EMPEROR_PROXY=", 20) &&
+        strncmp(*uenvs, "UWSGI_JAIL_PID=", 15) &&
+        strncmp(*uenvs, "UWSGI_ORIGINAL_PROC_NAME=", 25)) {
 			earg = uwsgi_malloc(strlen(*uenvs + 6) + 1);
 			env_to_arg(*uenvs + 6, earg);
 			eq_pos = strchr(earg, '=');
@@ -3834,7 +3842,28 @@ void uwsgi_uuid(char *buf) {
 	uuid_generate(uuid_zmq);
 	uuid_unparse(uuid_zmq, buf);
 #else
-	snprintf(buf, 37, "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x", rand(), rand(), rand(), rand(), rand(), rand(), rand(), rand(), rand(), rand(), rand());
+	int i,r[11];
+  static int srand_called = 0;
+  if (!uwsgi_file_exists("/dev/urandom")) goto fallback;
+  int fd = open("/dev/urandom", O_RDONLY);
+  if (fd < 0) goto fallback;
+  for(i=0;i<11;i++) {
+    if (read(fd, &r[i], 4) != 4) {
+      close(fd); goto fallback;
+    }
+  }
+  close(fd);
+  goto done;
+fallback:
+  if (!srand_called) {
+    srand((unsigned int) getpid());
+    srand_called = 1;
+  }
+  for(i=0;i<11;i++) {
+    r[i] = rand();
+  }
+done:
+  snprintf(buf, 37, "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x", r[0], r[1], r[2], r[3], r[4], r[5], r[6], r[7], r[8], r[9], r[10]);
 #endif
 }
 

core/uwsgi.c

@@ -881,6 +881,7 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"show-config", no_argument, 0, "show the current config reformatted as ini", uwsgi_opt_true, &uwsgi.show_config, 0},
 	{"binary-append-data", required_argument, 0, "return the content of a resource to stdout for appending to a uwsgi binary (for data:// usage)", uwsgi_opt_binary_append_data, NULL, UWSGI_OPT_IMMEDIATE},
 	{"print", required_argument, 0, "simple print", uwsgi_opt_print, NULL, 0},
+	{"iprint", required_argument, 0, "simple print (immediate version)", uwsgi_opt_print, NULL, UWSGI_OPT_IMMEDIATE},
 	{"exit", optional_argument, 0, "force exit() of the instance", uwsgi_opt_exit, NULL, UWSGI_OPT_IMMEDIATE},
 	{"cflags", no_argument, 0, "report uWSGI CFLAGS (useful for building external plugins)", uwsgi_opt_cflags, NULL, UWSGI_OPT_IMMEDIATE},
 	{"dot-h", no_argument, 0, "dump the uwsgi.h used for building the core  (useful for building external plugins)", uwsgi_opt_dot_h, NULL, UWSGI_OPT_IMMEDIATE},

plugins/psgi/psgi_response.c

@@ -76,12 +76,16 @@ int psgi_response(struct wsgi_request *wsgi_req, AV *response) {
 	if (!headers) { uwsgi_log("invalid PSGI headers\n"); return UWSGI_OK;}
 
         // generate headers
-        for(i=0; i<=av_len(headers); i++) {
+	int headers_len = (int) av_len(headers);
+	for(i=0; i<=headers_len; i++) {
                 hitem = av_fetch(headers,i,0);
 		if (!*hitem) {
 			uwsgi_log("invalid PSGI headers\n"); return UWSGI_OK;
 		}
                 chitem = SvPV(*hitem, hlen);
+		if (i+1 > headers_len) {
+			uwsgi_log("invalid PSGI headers\n"); return UWSGI_OK;
+		}
                 hitem = av_fetch(headers,i+1,0);
 		if (!*hitem) {
 			uwsgi_log("invalid PSGI headers\n"); return UWSGI_OK;

plugins/python/pyloader.c

@@ -227,6 +227,10 @@ int init_uwsgi_app(int loader, void *arg1, struct wsgi_request *wsgi_req, PyThre
 			PyObject *callables_dict = get_uwsgi_pydict((char *)arg1);
 			if (callables_dict) {
 				wi->callable = PyDict_GetItem(callables_dict, (PyObject *)wi->callable);	
+				if (!wi->callable) {
+					uwsgi_log("skipping broken app %s\n", wsgi_req->appid);
+					goto multiapp; 
+				}
 			}
 		}
 	}
@@ -357,6 +361,7 @@ int init_uwsgi_app(int loader, void *arg1, struct wsgi_request *wsgi_req, PyThre
 
 	uwsgi_apps_cnt++;
 
+multiapp:
 	if (multiapp > 1) {
 		for(i=1;i<multiapp;i++) {
 			PyObject *app_mnt = PyList_GetItem(app_list, i);		

uwsgiconfig.py

@@ -1,6 +1,6 @@
 # uWSGI build system
 
-uwsgi_version = '1.9.18.1'
+uwsgi_version = '1.9.18.3'
 
 import os
 import re