updated gemspec for 1.9.10

better check for default value, this allows using false or empty string ...

buildconf/all.ini

@@ -1,3 +1,3 @@
 [uwsgi]
-main_plugin = python,gevent,psgi,lua,php,rack,jvm,jwsgi,ring,mono,transformation_toupper,coroae,v8,cgi
+main_plugin = python,gevent,psgi,lua,php,rack,jvm,jwsgi,ring,mono,transformation_toupper,coroae,v8,cgi,xslt,webdav,ssi,ldap
 inherit = base

buildconf/base.ini

@@ -16,7 +16,7 @@ plugins =
 bin_name = uwsgi
 append_version =
 plugin_dir = .
-embedded_plugins = %(main_plugin)s, ping, cache, nagios, rrdtool, carbon, rpc, corerouter, fastrouter, http, ugreen, signal, syslog, rsyslog, logsocket, router_uwsgi, router_redirect, router_basicauth, zergpool, redislog, mongodblog, router_rewrite, router_http, logfile, router_cache, rawrouter, router_static, sslrouter, spooler, cheaper_busyness, symcall, transformation_tofile, transformation_gzip
+embedded_plugins = %(main_plugin)s, ping, cache, nagios, rrdtool, carbon, rpc, corerouter, fastrouter, http, ugreen, signal, syslog, rsyslog, logsocket, router_uwsgi, router_redirect, router_basicauth, zergpool, redislog, mongodblog, router_rewrite, router_http, logfile, router_cache, rawrouter, router_static, sslrouter, spooler, cheaper_busyness, symcall, transformation_tofile, transformation_gzip, transformation_chunked
 as_shared_library = false
 
 locking = auto

buildconf/nolang.ini

@@ -0,0 +1,3 @@
+[uwsgi]
+main_plugin =
+inherit = base

core/async.c

@@ -2,6 +2,24 @@
 
 extern struct uwsgi_server uwsgi;
 
+/*
+
+	This is a general purpose async loop engine (it expects a coroutine based approach)
+
+	You can see it as an hub holding the following structures:
+
+	1) the runqueue, cores ready to be run are appended in this list
+
+	2) the fd list, this is a list of monitored file descriptors, a core can wait for all the file descriptors it needs
+
+	3) the timeout value, if set the current core will timeout aftert he specified number of seconds (unless an event cancel it)
+
+
+	IMPORTANT: this is not a callback based engine !!!
+
+*/
+
+// this is called whenever a new connection is ready, but there are no cores to handle it
 void uwsgi_async_queue_is_full(time_t now) {
 	if (now > uwsgi.async_queue_is_full) {
 		uwsgi_log_verbose("[DANGER] async queue is full !!!\n");
@@ -22,12 +40,15 @@ void uwsgi_async_init() {
 
 	uwsgi.rb_async_timeouts = uwsgi_init_rb_timer();
 
+	// a stack of unused cores
 	uwsgi.async_queue_unused = uwsgi_malloc(sizeof(struct wsgi_request *) * uwsgi.async);
 
+	// fill it with default values
 	for (i = 0; i < uwsgi.async; i++) {
 		uwsgi.async_queue_unused[i] = &uwsgi.workers[uwsgi.mywid].cores[i].req;
 	}
 
+	// the first available core is the last one
 	uwsgi.async_queue_unused_ptr = uwsgi.async - 1;
 
 }
@@ -52,7 +73,7 @@ static void runqueue_remove(struct uwsgi_async_request *u_request) {
 		child->prev = parent;
 	}
 
-	if (parent == NULL) {
+	if (u_request == uwsgi.async_runqueue) {
 		uwsgi.async_runqueue = child;
 	}
 
@@ -61,33 +82,33 @@ static void runqueue_remove(struct uwsgi_async_request *u_request) {
 	}
 
 	free(u_request);
-
-	uwsgi.async_runqueue_cnt--;
 }
 
 static void runqueue_push(struct wsgi_request *wsgi_req) {
 
-	struct uwsgi_async_request *uar;
+	// do not push the same request in the runqueue
+	struct uwsgi_async_request *uar = uwsgi.async_runqueue;
+	while(uar) {
+		if (uar->wsgi_req == wsgi_req) return;
+		uar = uar->next;
+	}
+
+	uar = uwsgi_malloc(sizeof(struct uwsgi_async_request));
+	uar->prev = NULL;
+	uar->next = NULL;
+	uar->wsgi_req = wsgi_req;
 
 	if (uwsgi.async_runqueue == NULL) {
-		// empty runqueue, create a new one
-		uwsgi.async_runqueue = uwsgi_malloc(sizeof(struct uwsgi_async_request));
-		uwsgi.async_runqueue->next = NULL;
-		uwsgi.async_runqueue->prev = NULL;
-		uwsgi.async_runqueue->wsgi_req = wsgi_req;
-		uwsgi.async_runqueue_last = uwsgi.async_runqueue;
+		uwsgi.async_runqueue = uar;
 	}
 	else {
-		uar = uwsgi_malloc(sizeof(struct uwsgi_async_request));
-		uar->prev = uwsgi.async_runqueue_last;
-		uar->next = NULL;
-		uar->wsgi_req = wsgi_req;
-		uwsgi.async_runqueue_last->next = uar;
-		uwsgi.async_runqueue_last = uar;
+		uar->prev = uwsgi.async_runqueue_last;	
 	}
 
-	uwsgi.async_runqueue_cnt++;
-
+	if (uwsgi.async_runqueue_last) {
+		uwsgi.async_runqueue_last->next = uar;
+	}
+	uwsgi.async_runqueue_last = uar;
 }
 
 struct wsgi_request *find_first_available_wsgi_req() {
@@ -103,11 +124,28 @@ struct wsgi_request *find_first_available_wsgi_req() {
 	return wsgi_req;
 }
 
+void async_reset_request(struct wsgi_request *wsgi_req) {
+	if (wsgi_req->async_timeout) {
+		uwsgi_del_rb_timer(uwsgi.rb_async_timeouts, wsgi_req->async_timeout);
+		free(wsgi_req->async_timeout);
+		wsgi_req->async_timeout = NULL;
+	}
+	
+	struct uwsgi_async_fd *uaf = wsgi_req->waiting_fds;
+	while (uaf) {
+        	event_queue_del_fd(uwsgi.async_queue, uaf->fd, uaf->event);
+                uwsgi.async_waiting_fd_table[uaf->fd] = NULL;
+                struct uwsgi_async_fd *current_uaf = uaf;
+                uaf = current_uaf->next;
+                free(current_uaf);
+	}
+
+	wsgi_req->waiting_fds = NULL;
+}
+
 static void async_expire_timeouts(uint64_t now) {
 
 	struct wsgi_request *wsgi_req;
-	struct uwsgi_async_fd *uaf = NULL, *current_uaf;
-
 	struct uwsgi_rb_timer *urbt;
 
 	for (;;) {
@@ -121,20 +159,9 @@ static void async_expire_timeouts(uint64_t now) {
 			wsgi_req = (struct wsgi_request *) urbt->data;
 			// timeout expired
 			wsgi_req->async_timed_out = 1;
-			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;
-			// remove fds from monitoring (no problem modifying the queue here, as the function is executed only when there are no fd ready)
-			while (uaf) {
-				event_queue_del_fd(uwsgi.async_queue, uaf->fd, uaf->event);
-				uwsgi.async_waiting_fd_table[uaf->fd] = NULL;
-				current_uaf = uaf;
-				uaf = current_uaf->next;
-				free(current_uaf);
-			}
-			wsgi_req->waiting_fds = NULL;
-			// put th request in the runqueue
+			// reset teh request
+			async_reset_request(wsgi_req);
+			// push it in the runqueue
 			runqueue_push(wsgi_req);
 			continue;
 		}
@@ -151,7 +178,7 @@ int async_add_fd_read(struct wsgi_request *wsgi_req, int fd, int timeout) {
 	if (fd < 0)
 		return -1;
 
-	// find first slot
+	// find last slot
 	while (uad) {
 		last_uad = uad;
 		uad = uad->next;
@@ -208,7 +235,7 @@ int async_add_fd_write(struct wsgi_request *wsgi_req, int fd, int timeout) {
 	if (fd < 0)
 		return -1;
 
-	// find first slot
+	// find last slot
 	while (uad) {
 		last_uad = uad;
 		uad = uad->next;
@@ -252,7 +279,49 @@ static int async_wait_fd_write(int fd, int timeout) {
 }
 
 void async_schedule_to_req(void) {
-	uwsgi.wsgi_req->async_status = uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->request(uwsgi.wsgi_req);
+#ifdef UWSGI_ROUTING
+        if (uwsgi_apply_routes(uwsgi.wsgi_req) == UWSGI_ROUTE_BREAK) {
+		goto end;
+        }
+	// a trick to avoid calling routes again
+	uwsgi.wsgi_req->is_routing = 1;
+#endif
+        if (uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->request(uwsgi.wsgi_req) <= UWSGI_OK) {
+		goto end;
+	}
+
+	if (uwsgi.schedule_to_main) {
+        	uwsgi.schedule_to_main(uwsgi.wsgi_req);
+	}
+	return;
+
+end:
+	async_reset_request(uwsgi.wsgi_req);
+	uwsgi_close_request(uwsgi.wsgi_req);
+	uwsgi.wsgi_req->async_status = UWSGI_OK;	
+}
+
+void async_schedule_to_req_green(void) {
+#ifdef UWSGI_ROUTING
+        if (uwsgi_apply_routes(uwsgi.wsgi_req) == UWSGI_ROUTE_BREAK) {
+                goto end;
+        }
+#endif
+        for(;;) {
+                if (uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->request(uwsgi.wsgi_req) <= UWSGI_OK) {
+                        break;
+                }
+                uwsgi.wsgi_req->switches++;
+                // switch after each yield
+                uwsgi.schedule_to_main(uwsgi.wsgi_req);
+        }
+
+#ifdef UWSGI_ROUTING
+end:
+#endif
+        async_reset_request(uwsgi.wsgi_req);
+        uwsgi_close_request(uwsgi.wsgi_req);
+        uwsgi.wsgi_req->async_status = UWSGI_OK;
 }
 
 void async_loop() {
@@ -262,7 +331,6 @@ void async_loop() {
 		exit(1);
 	}
 
-	struct uwsgi_async_fd *tmp_uaf;
 	int interesting_fd, i;
 	struct uwsgi_rb_timer *min_timeout;
 	int timeout;
@@ -271,13 +339,12 @@ void async_loop() {
 
 	uint64_t now;
 
-	static struct uwsgi_async_request *current_request = NULL, *next_async_request = NULL;
+	struct uwsgi_async_request *current_request = NULL;
 
 	void *events = event_queue_alloc(64);
 	struct uwsgi_socket *uwsgi_sock;
 
 	uwsgi.async_runqueue = NULL;
-	uwsgi.async_runqueue_cnt = 0;
 
 	uwsgi.wait_write_hook = async_wait_fd_write;
         uwsgi.wait_read_hook = async_wait_fd_read;
@@ -298,7 +365,7 @@ void async_loop() {
 	while (uwsgi.workers[uwsgi.mywid].manage_next_request) {
 
 		now = (uint64_t) uwsgi_now();
-		if (uwsgi.async_runqueue_cnt) {
+		if (uwsgi.async_runqueue) {
 			timeout = 0;
 		}
 		else {
@@ -328,16 +395,15 @@ void async_loop() {
 			// manage events
 			interesting_fd = event_queue_interesting_fd(events, i);
 
+			// signals are executed in the main stack... in the future we could have dedicated stacks for them
 			if (uwsgi.signal_socket > -1 && (interesting_fd == uwsgi.signal_socket || interesting_fd == uwsgi.my_signal_socket)) {
 				uwsgi_receive_signal(interesting_fd, "worker", uwsgi.mywid);
 				continue;
 			}
 
-
 			is_a_new_connection = 0;
 
 			// new request coming in ?
-
 			uwsgi_sock = uwsgi.sockets;
 			while (uwsgi_sock) {
 
@@ -351,6 +417,7 @@ void async_loop() {
 						break;
 					}
 
+					// on error re-insert the request in the queue
 					wsgi_req_setup(uwsgi.wsgi_req, uwsgi.wsgi_req->async_id, uwsgi_sock);
 					if (wsgi_req_simple_accept(uwsgi.wsgi_req, interesting_fd)) {
 						uwsgi.async_queue_unused_ptr++;
@@ -364,6 +431,9 @@ void async_loop() {
 						break;
 					}
 
+					// by default the core is in UWSGI_AGAIN mode
+					uwsgi.wsgi_req->async_status = UWSGI_AGAIN;
+					// some protocol (like zeromq) do not need additional parsing, just push it in the runqueue
 					if (uwsgi.wsgi_req->do_not_add_to_async_queue) {
 						runqueue_push(uwsgi.wsgi_req);
 					}
@@ -380,9 +450,7 @@ void async_loop() {
 				if (uwsgi.wsgi_req) {
 					proto_parser_status = uwsgi.wsgi_req->socket->proto(uwsgi.wsgi_req);
 					// reset timeout
-					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;
+					async_reset_request(uwsgi.wsgi_req);
 					// parsing complete
 					if (!proto_parser_status) {
 						// remove fd from event poll and fd proto table 
@@ -393,8 +461,6 @@ void async_loop() {
 						continue;
 					}
 					else if (proto_parser_status < 0) {
-						if (proto_parser_status == -1)
-							uwsgi_log("error parsing request\n");
 						uwsgi.async_proto_fd_table[interesting_fd] = NULL;
 						close(interesting_fd);
 						continue;
@@ -404,7 +470,7 @@ void async_loop() {
 					continue;
 				}
 
-				// app event
+				// app-registered event
 				uwsgi.wsgi_req = find_wsgi_req_by_fd(interesting_fd);
 				// unknown fd, remove it (for safety)
 				if (uwsgi.wsgi_req == NULL) {
@@ -413,79 +479,45 @@ void async_loop() {
 				}
 
 				// remove all the fd monitors and timeout
-				while (uwsgi.wsgi_req->waiting_fds) {
-					tmp_uaf = uwsgi.wsgi_req->waiting_fds;
-					uwsgi.async_waiting_fd_table[tmp_uaf->fd] = NULL;
-					event_queue_del_fd(uwsgi.async_queue, tmp_uaf->fd, tmp_uaf->event);
-					uwsgi.wsgi_req->waiting_fds = tmp_uaf->next;
-					free(tmp_uaf);
-				}
-				uwsgi.wsgi_req->waiting_fds = NULL;
-				if (uwsgi.wsgi_req->async_timeout) {
-					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;
-				}
-
+				async_reset_request(uwsgi.wsgi_req);
 				uwsgi.wsgi_req->async_ready_fd = 1;
 				uwsgi.wsgi_req->async_last_ready_fd = interesting_fd;
 
 				// put the request in the runqueue again
 				runqueue_push(uwsgi.wsgi_req);
-				// avoid managing other enqueued events...
-				break;
 			}
 		}
 
-		// event queue managed, give cpu to runqueue
-		if (!current_request)
-			current_request = uwsgi.async_runqueue;
 
-		if (uwsgi.async_runqueue_cnt) {
+		// event queue managed, give cpu to runqueue
+		current_request = uwsgi.async_runqueue;
+
+		while(current_request) {
+
+			// current_request could be nulled on error/end of request
+			struct uwsgi_async_request *next_request = current_request->next;
 
 			uwsgi.wsgi_req = current_request->wsgi_req;
-
 			uwsgi.schedule_to_req();
 			uwsgi.wsgi_req->switches++;
 
-			next_async_request = current_request->next;
 			// request ended ?
 			if (uwsgi.wsgi_req->async_status <= UWSGI_OK) {
-				// remove all the monitored fds and timeout
-				while (uwsgi.wsgi_req->waiting_fds) {
-					tmp_uaf = uwsgi.wsgi_req->waiting_fds;
-					uwsgi.async_waiting_fd_table[tmp_uaf->fd] = NULL;
-					event_queue_del_fd(uwsgi.async_queue, tmp_uaf->fd, tmp_uaf->event);
-					uwsgi.wsgi_req->waiting_fds = tmp_uaf->next;
-					free(tmp_uaf);
-				}
-				uwsgi.wsgi_req->waiting_fds = NULL;
-				if (uwsgi.wsgi_req->async_timeout) {
-					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;
-				}
-
-				// remove from the list
+				// remove from the runqueue
 				runqueue_remove(current_request);
-
-				uwsgi_close_request(uwsgi.wsgi_req);
-
 				// push wsgi_request in the unused stack
 				uwsgi.async_queue_unused_ptr++;
 				uwsgi.async_queue_unused[uwsgi.async_queue_unused_ptr] = uwsgi.wsgi_req;
 
 			}
 			else if (uwsgi.wsgi_req->waiting_fds || uwsgi.wsgi_req->async_timeout) {
-				// remove this request from suspended list      
+				// remove this request from the runqueue
 				runqueue_remove(current_request);
 			}
 
-			current_request = next_async_request;
-
+			current_request = next_request;
 		}
 
-
 	}
 
 }

core/buffer.c

@@ -354,3 +354,11 @@ struct uwsgi_buffer *uwsgi_buffer_from_file(char *filename) {
 	return ub;
 }
 
+void uwsgi_buffer_map(struct uwsgi_buffer *ub, char *buf, size_t len) {
+	if (ub->buf) {
+		free(ub->buf);
+	}
+	ub->buf = buf;
+	ub->pos = len;
+	ub->len = len;
+}

core/cache.c

@@ -416,6 +416,24 @@ char *uwsgi_cache_get2(struct uwsgi_cache *uc, char *key, uint16_t keylen, uint6
 	return NULL;
 }
 
+int64_t uwsgi_cache_num2(struct uwsgi_cache *uc, char *key, uint16_t keylen) {
+
+        uint64_t index = uwsgi_cache_get_index(uc, key, keylen);
+
+        if (index) {
+                struct uwsgi_cache_item *uci = cache_item(index);
+		if (uci->flags & UWSGI_CACHE_FLAG_UNGETTABLE)
+                        return 0;
+                uci->hits++;
+                uc->hits++;
+		int64_t *num = (int64_t *) (uc->data + (uci->first_block * uc->blocksize));
+		return *num;
+        }
+
+        uc->miss++;
+	return 0;
+}
+
 char *uwsgi_cache_get3(struct uwsgi_cache *uc, char *key, uint16_t keylen, uint64_t * valsize, uint64_t *expires) {
 
         uint64_t index = uwsgi_cache_get_index(uc, key, keylen);
@@ -543,6 +561,8 @@ int uwsgi_cache_set2(struct uwsgi_cache *uc, char *key, uint16_t keylen, char *v
 
 	if (vallen > uc->max_item_size) return -1;
 
+	if ((flags & UWSGI_CACHE_FLAG_MATH) && vallen != 8) return -1;
+
 	//uwsgi_log("putting cache data in key %.*s %d\n", keylen, key, vallen);
 	index = uwsgi_cache_get_index(uc, key, keylen);
 	if (!index) {
@@ -602,7 +622,33 @@ int uwsgi_cache_set2(struct uwsgi_cache *uc, char *key, uint16_t keylen, char *v
 		uci->hits = 0;
 		uci->flags = flags;
 		memcpy(uci->key, key, keylen);
-		memcpy(((char *) uc->data) + (uci->first_block * uc->blocksize), val, vallen);
+
+		if ( !(flags & UWSGI_CACHE_FLAG_MATH)) {
+			memcpy(((char *) uc->data) + (uci->first_block * uc->blocksize), val, vallen);
+		}		
+		// ok math operations here
+		else {
+			int64_t *num = (int64_t *)(((char *) uc->data) + (uci->first_block * uc->blocksize));
+			*num = uc->math_initial;
+			int64_t *delta = (int64_t *) val;
+			if (flags & UWSGI_CACHE_FLAG_INC) {
+				*num += *delta;
+			}
+			else if (flags & UWSGI_CACHE_FLAG_DEC) {
+				*num -= *delta;
+			}
+			else if (flags & UWSGI_CACHE_FLAG_MUL) {
+				*num *= *delta;
+			}
+			else if (flags & UWSGI_CACHE_FLAG_DIV) {
+				if (*delta == 0) {
+					*num = 0;
+				}
+				else {
+					*num /= *delta;
+				}
+			}
+		}
 
 		// set this as late as possibile (to reduce races risk)
 
@@ -634,7 +680,7 @@ int uwsgi_cache_set2(struct uwsgi_cache *uc, char *key, uint16_t keylen, char *v
 	}
 	else if (flags & UWSGI_CACHE_FLAG_UPDATE) {
 		uci = cache_item(index);
-		if (expires && !(flags & UWSGI_CACHE_FLAG_ABSEXPIRE)) {
+		if (expires && !(flags & UWSGI_CACHE_FLAG_ABSEXPIRE) && !(flags & UWSGI_CACHE_FLAG_FIXEXPIRE)) {
 			now = uwsgi_now();
 			expires += now;
 			uci->expires = expires;
@@ -661,7 +707,30 @@ int uwsgi_cache_set2(struct uwsgi_cache *uc, char *key, uint16_t keylen, char *v
 			// unmark the old blocks
 			cache_unmark_blocks(uc, uci->first_block, uci->valsize);
 		}
-		memcpy(uc->data + (uci->first_block * uc->blocksize), val, vallen);
+		if ( !(flags & UWSGI_CACHE_FLAG_MATH)) {
+			memcpy(uc->data + (uci->first_block * uc->blocksize), val, vallen);
+		}
+		else {
+			int64_t *num = (int64_t *)(((char *) uc->data) + (uci->first_block * uc->blocksize));
+                        int64_t *delta = (int64_t *) val;
+                        if (flags & UWSGI_CACHE_FLAG_INC) {
+                                *num += *delta;
+                        }
+                        else if (flags & UWSGI_CACHE_FLAG_DEC) {
+                                *num -= *delta;
+                        }
+                        else if (flags & UWSGI_CACHE_FLAG_MUL) {
+                                *num *= *delta;
+                        }
+                        else if (flags & UWSGI_CACHE_FLAG_DIV) {
+                                if (*delta == 0) {
+                                        *num = 0;
+                                }
+                                else {
+                                        *num /= *delta;
+                                }
+                        }
+		}
 		uci->valsize = vallen;
 		ret = 0;
 	}
@@ -968,6 +1037,7 @@ struct uwsgi_cache *uwsgi_cache_create(char *arg) {
 		char *c_udp_servers = NULL;
 		char *c_bitmap = NULL;
 		char *c_use_last_modified = NULL;
+		char *c_math_initial = NULL;
 
 		if (uwsgi_kvlist_parse(arg, strlen(arg), ',', '=',
                         "name", &c_name,
@@ -994,6 +1064,7 @@ struct uwsgi_cache *uwsgi_cache_create(char *arg) {
                         "udpserver", &c_udp_servers,
                         "bitmap", &c_bitmap,
                         "lastmod", &c_use_last_modified,
+                        "math_initial", &c_math_initial,
                 	NULL)) {
 			uwsgi_log("unable to parse cache definition\n");
 			exit(1);
@@ -1040,6 +1111,8 @@ struct uwsgi_cache *uwsgi_cache_create(char *arg) {
 		}
 		if (c_use_last_modified) uc->use_last_modified = 1;
 
+		if (c_math_initial) uc->math_initial = strtol(c_math_initial, NULL, 10);
+
 		uc->store_sync = uwsgi.cache_store_sync;
 		if (c_store_sync) { uc->store_sync = uwsgi_n64(c_store_sync); }
 
@@ -1737,7 +1810,7 @@ void uwsgi_cache_sync_from_nodes(struct uwsgi_cache *uc) {
 			goto next;
 		}
 
-		uwsgi_hooked_parse(ub->buf, ub->pos, cache_sync_hook, uc);
+		uwsgi_hooked_parse(ub->buf, rlen, cache_sync_hook, uc);
 
 		if (uwsgi_read_nb(fd, (char *) uc->items, uc->filesize, uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT])) {
 			uwsgi_buffer_destroy(ub);

core/daemons.c

@@ -1,4 +1,4 @@
-#include "../uwsgi.h"
+#include <uwsgi.h>
 
 extern struct uwsgi_server uwsgi;
 
@@ -42,6 +42,31 @@ void uwsgi_daemons_smart_check() {
 
 	struct uwsgi_daemon *ud = uwsgi.daemons;
 	while (ud) {
+#ifdef UWSGI_SSL
+		if (ud->legion) {
+			if (uwsgi_legion_i_am_the_lord(ud->legion)) {
+				// lord, spawn if not running
+				if (ud->pid <= 0) {
+					uwsgi_spawn_daemon(ud);
+				}
+			}
+			else {
+				// not lord, kill daemon if running
+				if (ud->pid > 0) {
+					if (!kill(ud->pid, 0)) {
+						uwsgi_log("[uwsgi_daemons] stopping legion \"%s\" daemon: %s (pid: %d)\n", ud->legion, ud->command, ud->pid);
+						kill(-ud->pid, SIGTERM);
+					}
+					else {
+						// pid already died
+						ud->pid = -1;
+					}
+				}
+				ud = ud->next;
+				continue;
+			}
+		}
+#endif
 		if (ud->pidfile) {
 			int checked_pid = uwsgi_check_pidfile(ud->pidfile);
 			if (checked_pid <= 0) {
@@ -70,12 +95,13 @@ void uwsgi_daemons_smart_check() {
 	}
 }
 
-// this function is called when a dumb daemon dies and we do not wat to respawn it
+// this function is called when a dumb daemon dies and we do not want to respawn it
 int uwsgi_daemon_check_pid_death(pid_t diedpid) {
 	struct uwsgi_daemon *ud = uwsgi.daemons;
 	while (ud) {
 		if (ud->pid == diedpid && !ud->pidfile) {
 			uwsgi_log("daemon \"%s\" (pid: %d) annihilated\n", ud->command, (int) diedpid);
+			ud->pid = -1;
 			return -1;
 		}
 		ud = ud->next;
@@ -87,6 +113,15 @@ int uwsgi_daemon_check_pid_death(pid_t diedpid) {
 int uwsgi_daemon_check_pid_reload(pid_t diedpid) {
 	struct uwsgi_daemon *ud = uwsgi.daemons;
 	while (ud) {
+#ifdef UWSGI_SSL
+		if (ud->pid == diedpid && ud->legion && !uwsgi_legion_i_am_the_lord(ud->legion)) {
+			// part of legion but not lord, don't respawn
+			ud->pid = -1;
+			uwsgi_log("uwsgi-daemons] legion \"%s\" daemon \"%s\" (pid: %d) annihilated\n", ud->legion, ud->command, (int) diedpid);
+			ud = ud->next;
+			continue;
+		}
+#endif
 		if (ud->pid == diedpid && !ud->pidfile) {
 			uwsgi_spawn_daemon(ud);
 			return 1;
@@ -133,6 +168,20 @@ void uwsgi_daemons_spawn_all() {
 	struct uwsgi_daemon *ud = uwsgi.daemons;
 	while (ud) {
 		if (!ud->registered) {
+#ifdef UWSGI_SSL
+			if (ud->legion && !uwsgi_legion_i_am_the_lord(ud->legion)) {
+				// part of legion, register but don't spawn it yet
+				if (ud->pidfile) {
+					ud->pid = uwsgi_check_pidfile(ud->pidfile);
+					if (ud->pid > 0)
+						uwsgi_log("[uwsgi-daemons] found valid/active pidfile for \"%s\" (pid: %d)\n", ud->command, (int) ud->pid);
+				}
+				ud->registered = 1;
+				ud = ud->next;
+				continue;
+			}
+#endif
+			ud->registered = 1;
 			if (ud->pidfile) {
 				int checked_pid = uwsgi_check_pidfile(ud->pidfile);
 				if (checked_pid <= 0) {
@@ -146,7 +195,6 @@ void uwsgi_daemons_spawn_all() {
 			else {
 				uwsgi_spawn_daemon(ud);
 			}
-			ud->registered = 1;
 		}
 		ud = ud->next;
 	}
@@ -156,8 +204,29 @@ void uwsgi_daemons_spawn_all() {
 void uwsgi_detach_daemons() {
 	struct uwsgi_daemon *ud = uwsgi.daemons;
 	while (ud) {
-		if (ud->pid > 0 && !ud->pidfile)
-			kill(-ud->pid, SIGKILL);
+#ifdef UWSGI_SSL
+		// stop any legion daemon, doesn't matter if dumb or smart
+		if (ud->pid > 0 && (ud->legion || !ud->pidfile)) {
+#else
+		// stop only dumb daemons
+		if (ud->pid > 0 && !ud->pidfile) {
+#endif
+			uwsgi_log("[uwsgi-daemons] stopping daemon (pid: %d): %s\n", (int) ud->pid, ud->command);
+			// try to gracefully stop daemon, kill it if it won't die
+			// if mercy is not set than wait up to 3 seconds
+			time_t timeout = uwsgi_now() + (uwsgi.reload_mercy ? uwsgi.reload_mercy : 3);
+			while (!kill(ud->pid, 0)) {
+				kill(-ud->pid, SIGTERM);
+				sleep(1);
+				if (uwsgi_now() >= timeout) {
+					uwsgi_log("[uwsgi-daemons] daemon did not died in time, killing (pid: %d): %s\n", (int) ud->pid, ud->command);
+					kill(-ud->pid, SIGKILL);
+					break;
+				}
+			}
+			// unregister daemon to prevent it from being respawned
+			ud->registered = 0;
+		}
 		ud = ud->next;
 	}
 }
@@ -165,6 +234,9 @@ void uwsgi_detach_daemons() {
 
 void uwsgi_spawn_daemon(struct uwsgi_daemon *ud) {
 
+	// skip unregistered daemons
+	if (!ud->registered) return;
+
 	int devnull = -1;
 	int throttle = 0;
 
@@ -261,11 +333,26 @@ void uwsgi_opt_add_daemon(char *opt, char *value, void *none) {
 	char *pidfile = NULL;
 	int daemonize = 0;
 	int freq = 10;
+	char *space = NULL;
 
 	char *command = uwsgi_str(value);
 
-	if (!strcmp(opt, "smart-attach-daemon") || !strcmp(opt, "smart-attach-daemon2")) {
-		char *space = strchr(command, ' ');
+#ifdef UWSGI_SSL
+	char *legion = NULL;
+	if (!uwsgi_starts_with(opt, strlen(command), "legion-", 7)) {
+		space = strchr(command, ' ');
+		if (!space) {
+			uwsgi_log("invalid legion daemon syntax: %s\n", command);
+			exit(1);
+		}
+		*space = 0;
+		legion = command;
+		command = space+1;
+	}
+#endif
+
+	if (!strcmp(opt, "smart-attach-daemon") || !strcmp(opt, "smart-attach-daemon2") || !strcmp(opt, "legion-smart-attach-daemon") || !strcmp(opt, "legion-smart-attach-daemon2")) {
+		space = strchr(command, ' ');
 		if (!space) {
 			uwsgi_log("invalid smart-attach-daemon syntax: %s\n", command);
 			exit(1);
@@ -279,7 +366,7 @@ void uwsgi_opt_add_daemon(char *opt, char *value, void *none) {
 			freq = atoi(comma + 1);
 		}
 		command = space + 1;
-		if (!strcmp(opt, "smart-attach-daemon2")) {
+		if (!strcmp(opt, "smart-attach-daemon2") || !strcmp(opt, "legion-smart-attach-daemon2")) {
 			daemonize = 1;
 		}
 	}
@@ -308,6 +395,9 @@ void uwsgi_opt_add_daemon(char *opt, char *value, void *none) {
 	uwsgi_ud->last_spawn = 0;
 	uwsgi_ud->daemonize = daemonize;
 	uwsgi_ud->pidfile = pidfile;
+#ifdef UWSGI_SSL
+	uwsgi_ud->legion = legion;
+#endif
 
 	uwsgi.daemons_cnt++;
 

core/gateway.c

@@ -18,7 +18,9 @@ struct uwsgi_gateway *register_gateway(char *name, void (*loop) (int, void *), v
 		}
 	}
 
-	char *fullname = uwsgi_concat3(name, " ", uwsgi_num2str(num));
+	char *str = uwsgi_num2str(num);
+	char *fullname = uwsgi_concat3(name, " ", str);
+	free(str);
 
 	ug = &ushared->gateways[ushared->gateways_cnt];
 	ug->pid = 0;

core/init.c

@@ -347,6 +347,11 @@ void uwsgi_setup_workers() {
 	// allocate signal table
         uwsgi.shared->signal_table = uwsgi_calloc_shared(sizeof(struct uwsgi_signal_entry) * 256 * (uwsgi.numproc + 1));
 
+#ifdef UWSGI_ROUTING
+	uwsgi_fixup_routes(uwsgi.routes);
+	uwsgi_fixup_routes(uwsgi.final_routes);
+#endif
+
 }
 
 pid_t uwsgi_daemonize2() {

core/lock.c

@@ -659,7 +659,9 @@ ready:
 	// application generic lock
 	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)));
+		char *num = uwsgi_num2str(i);
+		uwsgi.user_lock[i] = uwsgi_lock_init(uwsgi_concat2("user ", num));
+		free(num);
 	}
 
 	// event queue lock (mitigate same event on multiple queues)

core/master.c

@@ -473,6 +473,18 @@ int master_loop(char **argv, char **environ) {
 	uwsgi_check_touches(uwsgi.touch_chain_reload);
 	uwsgi_check_touches(uwsgi.touch_workers_reload);
 	uwsgi_check_touches(uwsgi.touch_gracefully_stop);
+	// update exec touches
+	struct uwsgi_string_list *usl = uwsgi.touch_exec;
+	while(usl) {
+		char *space = strchr(usl->value, ' ');
+		if (space) {
+			*space = 0;
+			usl->len = strlen(usl->value);
+			usl->custom_ptr = space + 1;
+		}
+		usl = usl->next;
+	}
+	uwsgi_check_touches(uwsgi.touch_exec);
 
 	// setup cheaper algos (can be stacked)
 	uwsgi.cheaper_algo = uwsgi_cheaper_algo_spare;
@@ -748,6 +760,14 @@ int master_loop(char **argv, char **environ) {
                                         	uwsgi_log_verbose("*** %s has been touched... but chain reload is already running ***\n", touched);
 					}
 				}
+
+				// be sure to run it as the last touch check
+				touched = uwsgi_check_touches(uwsgi.touch_exec);
+				if (touched) {
+					if (uwsgi_run_command( touched , NULL, -1) >= 0) {
+						uwsgi_log_verbose("[uwsgi-touch-exec] running %s\n", touched);
+					}
+				}
 			}
 
 			continue;
@@ -833,6 +853,7 @@ next:
 		// ok, if we are reloading or dying, just continue the master loop
 		// as soon as all of the workers have pid == 0, the action (exit, or reload) is triggered
 		if (uwsgi_instance_is_reloading || uwsgi_instance_is_dying) {
+			if (!uwsgi.workers[thewid].cursed_at) uwsgi.workers[thewid].cursed_at = uwsgi_now();
 			uwsgi_log("worker %d buried after %d seconds\n", thewid, (int) (uwsgi_now()-uwsgi.workers[thewid].cursed_at));
 			uwsgi.workers[thewid].cursed_at = 0;
 			continue;

core/master_checks.c

@@ -177,6 +177,7 @@ void uwsgi_master_check_gateways_deadline() {
 		if (ushared->gateways_harakiri[i] > 0) {
 			if (ushared->gateways_harakiri[i] < (time_t) uwsgi.current_time) {
 				if (ushared->gateways[i].pid > 0) {
+					uwsgi_log("*** HARAKIRI ON GATEWAY %s %d (pid: %d) ***\n", ushared->gateways[i].name, ushared->gateways[i].num, ushared->gateways[i].pid);
 					kill(ushared->gateways[i].pid, SIGKILL);
 				}
 				ushared->gateways_harakiri[i] = 0;

core/master_utils.c

@@ -388,6 +388,12 @@ void uwsgi_reload(char **argv) {
 			}
 		}
 
+		if (uwsgi.alarm_thread) {
+			if (i == uwsgi.alarm_thread->queue) continue;
+			if (i == uwsgi.alarm_thread->pipe[0]) continue;
+			if (i == uwsgi.alarm_thread->pipe[1]) continue;
+		}
+
 		if (uwsgi.log_master) {
 			if (uwsgi.original_log_fd > -1) {
 				if (i == uwsgi.original_log_fd) {
@@ -418,7 +424,7 @@ void uwsgi_reload(char **argv) {
 
 #ifndef UWSGI_IPCSEM_ATEXIT
 	// free ipc semaphores if in use
-	if (!strcmp(uwsgi.lock_engine, "ipcsem")) {
+	if (uwsgi.lock_engine && !strcmp(uwsgi.lock_engine, "ipcsem")) {
 		uwsgi_ipcsem_clear();
 	}
 #endif
@@ -692,9 +698,9 @@ struct uwsgi_stats *uwsgi_master_generate_stats() {
 				goto end;
 			if (uwsgi_stats_keyval_comma(us, "cmd", ud->command))
 				goto end;
-			if (uwsgi_stats_keylong_comma(us, "pid", (unsigned long long) ud->pid))
+			if (uwsgi_stats_keylong_comma(us, "pid", (unsigned long long) (ud->pid < 0) ? 0 : ud->pid))
 				goto end;
-			if (uwsgi_stats_keylong(us, "respawns", (unsigned long long) (ud->respawns - 1)))
+			if (uwsgi_stats_keylong(us, "respawns", (unsigned long long) ud->respawns ? 0 : ud->respawns))
 				goto end;
 			if (uwsgi_stats_object_close(us))
 				goto end;

core/mule.c

@@ -77,19 +77,8 @@ void uwsgi_mule(int id) {
 			}
 		}
 
+		uwsgi_mule_run();
 
-		if (uwsgi.mules[id - 1].patch) {
-			for (i = 0; i < 256; i++) {
-				if (uwsgi.p[i]->mule) {
-					if (uwsgi.p[i]->mule(uwsgi.mules[id - 1].patch) == 1) {
-						// never here ?
-						end_me(1);
-					}
-				}
-			}
-		}
-
-		uwsgi_mule_handler();
 	}
 	else if (pid > 0) {
 		uwsgi.mules[id - 1].id = id;
@@ -98,6 +87,23 @@ void uwsgi_mule(int id) {
 	}
 }
 
+void uwsgi_mule_run() {
+	int id = uwsgi.muleid;
+	int i;
+	if (uwsgi.mules[id - 1].patch) {
+                        for (i = 0; i < 256; i++) {
+                                if (uwsgi.p[i]->mule) {
+                                        if (uwsgi.p[i]->mule(uwsgi.mules[id - 1].patch) == 1) {
+                                                // never here ?
+                                                end_me(1);
+                                        }
+                                }
+                        }
+                }
+
+                uwsgi_mule_handler();
+}
+
 int uwsgi_farm_has_mule(struct uwsgi_farm *farm, int muleid) {
 
 	struct uwsgi_mule_farm *umf = farm->mules;
@@ -441,7 +447,7 @@ void uwsgi_setup_mules_and_farms() {
 			mules_list++;
 
 			strncpy(uwsgi.farms[i].name, farm_value, 0xff);
-			free(farm_value);
+			
 
 			// create the socket pipe
 			create_signal_pipe(uwsgi.farms[i].signal_pipe);
@@ -462,7 +468,7 @@ void uwsgi_setup_mules_and_farms() {
 			uwsgi_log("created farm %d name: %s mules:%s\n", i + 1, uwsgi.farms[i].name, strchr(farm_name->value, ':') + 1);
 
 			farm_name = farm_name->next;
-
+			free(farm_value);
 		}
 
 	}

core/routing.c

@@ -45,9 +45,13 @@ struct uwsgi_buffer *uwsgi_routing_translate(struct wsgi_request *wsgi_req, stru
 	char *pass1 = data;
 	size_t pass1_len = data_len;
 
+	if (ur->condition_ub[wsgi_req->async_id] && ur->ovn[wsgi_req->async_id] > 0) {
+		pass1 = uwsgi_regexp_apply_ovec(ur->condition_ub[wsgi_req->async_id]->buf, ur->condition_ub[wsgi_req->async_id]->pos, data, data_len, ur->ovector[wsgi_req->async_id], ur->ovn[wsgi_req->async_id]);
+		pass1_len = strlen(pass1);
+	}
 	// cannot fail
-	if (subject) {
-		pass1 = uwsgi_regexp_apply_ovec(subject, subject_len, data, data_len, ur->ovector, ur->ovn);
+	else if (subject) {
+		pass1 = uwsgi_regexp_apply_ovec(subject, subject_len, data, data_len, ur->ovector[wsgi_req->async_id], ur->ovn[wsgi_req->async_id]);
 		pass1_len = strlen(pass1);
 	}
 
@@ -146,10 +150,24 @@ error:
 	return NULL;
 }
 
-int uwsgi_apply_routes_do(struct wsgi_request *wsgi_req, char *subject, uint16_t subject_len) {
+static void uwsgi_routing_reset_memory(struct wsgi_request *wsgi_req, struct uwsgi_route *routes) {
+	// free dynamic memory structures
+	if (routes->if_func) {
+                        routes->ovn[wsgi_req->async_id] = 0;
+                        if (routes->ovector[wsgi_req->async_id]) {
+                                free(routes->ovector[wsgi_req->async_id]);
+                                routes->ovector[wsgi_req->async_id] = NULL;
+                        }
+                        if (routes->condition_ub[wsgi_req->async_id]) {
+                                uwsgi_buffer_destroy(routes->condition_ub[wsgi_req->async_id]);
+                                routes->condition_ub[wsgi_req->async_id] = NULL;
+                        }
+	}
+
+}
+
+int uwsgi_apply_routes_do(struct uwsgi_route *routes, struct wsgi_request *wsgi_req, char *subject, uint16_t subject_len) {
 
-	struct uwsgi_route *routes = uwsgi.routes;
-        void *goon_func = NULL;
 	int n = -1;
 
 	char *orig_subject = subject;
@@ -163,10 +181,6 @@ int uwsgi_apply_routes_do(struct wsgi_request *wsgi_req, char *subject, uint16_t
 			goto next;
 		}
 
-		if (goon_func && goon_func == routes->func) {
-			goto next;
-		}
-		goon_func = NULL;
 		wsgi_req->route_goto = 0;
 
 		if (!routes->if_func) {
@@ -181,23 +195,26 @@ int uwsgi_apply_routes_do(struct wsgi_request *wsgi_req, char *subject, uint16_t
 				subject = *subject2 ;
 				subject_len = *subject_len2;
 			}
-			n = uwsgi_regexp_match_ovec(routes->pattern, routes->pattern_extra, subject, subject_len, routes->ovector, routes->ovn);
+			n = uwsgi_regexp_match_ovec(routes->pattern, routes->pattern_extra, subject, subject_len, routes->ovector[wsgi_req->async_id], routes->ovn[wsgi_req->async_id]);
 		}
 		else {
 			int ret = routes->if_func(wsgi_req, routes);
 			// error
 			if (ret < 0) {
+				uwsgi_routing_reset_memory(wsgi_req, routes);
 				return UWSGI_ROUTE_BREAK;
 			}
 			// true
 			if (!routes->if_negate) {
 				if (ret == 0) {
+					uwsgi_routing_reset_memory(wsgi_req, routes);
 					goto next;	
 				}
 				n = ret;
 			}
 			else {
 				if (ret > 0) {
+					uwsgi_routing_reset_memory(wsgi_req, routes);
 					goto next;	
 				}
 				n = 1;
@@ -208,6 +225,7 @@ run:
 		if (n >= 0) {
 			wsgi_req->is_routing = 1;
 			int ret = routes->func(wsgi_req, routes);
+			uwsgi_routing_reset_memory(wsgi_req, routes);
 			wsgi_req->is_routing = 0;
 			if (ret == UWSGI_ROUTE_BREAK) {
 				uwsgi.workers[uwsgi.mywid].cores[wsgi_req->async_id].routed_requests++;
@@ -217,10 +235,6 @@ run:
 				return ret;
 			}
 			
-			if (ret == UWSGI_ROUTE_GOON) {
-				goon_func = routes->func;
-			}
-
 			if (ret == -1) {
 				return UWSGI_ROUTE_BREAK;
 			}
@@ -253,9 +267,22 @@ int uwsgi_apply_routes(struct wsgi_request *wsgi_req) {
 		return UWSGI_ROUTE_CONTINUE;
 	}
 
-	return uwsgi_apply_routes_do(wsgi_req, NULL, 0);
+	return uwsgi_apply_routes_do(uwsgi.routes, wsgi_req, NULL, 0);
 }
 
+void uwsgi_apply_final_routes(struct wsgi_request *wsgi_req) {
+
+        if (!uwsgi.final_routes) return;
+
+        // avoid loops
+        if (wsgi_req->is_routing) return;
+
+	wsgi_req->is_final_routing = 1;
+
+        uwsgi_apply_routes_do(uwsgi.final_routes, wsgi_req, NULL, 0);
+}
+
+
 static void *uwsgi_route_get_condition_func(char *name) {
 	struct uwsgi_route_condition *urc = uwsgi.route_conditions;
 	while(urc) {
@@ -271,7 +298,10 @@ void uwsgi_opt_add_route(char *opt, char *value, void *foobar) {
 
 	char *space = NULL;
 	char *command = NULL;
-	struct uwsgi_route *old_ur = NULL,*ur = uwsgi.routes;
+	struct uwsgi_route *old_ur = NULL, *ur = uwsgi.routes;
+	if (!uwsgi_starts_with(opt, strlen(opt), "final", 5)) {
+		ur = uwsgi.final_routes;
+	} 
 	uint64_t pos = 0;
 	while(ur) {
 		old_ur = ur;
@@ -283,7 +313,12 @@ void uwsgi_opt_add_route(char *opt, char *value, void *foobar) {
 		old_ur->next = ur;
 	}
 	else {
-		uwsgi.routes = ur;
+		if (!uwsgi_starts_with(opt, strlen(opt), "final", 5)) {
+			uwsgi.final_routes = ur;
+		}
+		else {
+			uwsgi.routes = ur;
+		}
 	}
 
 	ur->pos = pos;
@@ -295,14 +330,14 @@ void uwsgi_opt_add_route(char *opt, char *value, void *foobar) {
 		return;
 	}
 
-	char *route = uwsgi_str(value);
+	ur->orig_route = uwsgi_str(value);
 
 	if (!strcmp(foobar, "run")) {
-		command = route;	
+		command = ur->orig_route;	
 		goto done;
 	}
 
-	space = strchr(route, ' ');
+	space = strchr(ur->orig_route, ' ');
 	if (!space) {
 		uwsgi_log("invalid route syntax\n");
 		exit(1);
@@ -311,7 +346,7 @@ void uwsgi_opt_add_route(char *opt, char *value, void *foobar) {
 	*space = 0;
 
 	if (!strcmp(foobar, "if") || !strcmp(foobar, "if-not")) {
-		char *colon = strchr(route, ':');
+		char *colon = strchr(ur->orig_route, ':');
 		if (!colon) {
 			uwsgi_log("invalid route condition syntax\n");
                 	exit(1);
@@ -323,9 +358,9 @@ void uwsgi_opt_add_route(char *opt, char *value, void *foobar) {
 		}
 
 		foobar = colon+1;
-		ur->if_func = uwsgi_route_get_condition_func(route);
+		ur->if_func = uwsgi_route_get_condition_func(ur->orig_route);
 		if (!ur->if_func) {
-			uwsgi_log("unable to find \"%s\" route condition\n", route);
+			uwsgi_log("unable to find \"%s\" route condition\n", ur->orig_route);
 			exit(1);
 		}
 	}
@@ -365,18 +400,7 @@ void uwsgi_opt_add_route(char *opt, char *value, void *foobar) {
 
 	ur->subject_str = foobar;
 	ur->subject_str_len = strlen(ur->subject_str);
-	ur->regexp = route;
-
-	if (ur->subject && ur->subject_len) {
-		if (uwsgi_regexp_build(route, &ur->pattern, &ur->pattern_extra)) {
-			exit(1);
-		}
-
-		ur->ovn = uwsgi_regexp_ovector(ur->pattern, ur->pattern_extra);
-		if (ur->ovn > 0) {
-			ur->ovector = uwsgi_calloc(sizeof(int) * (3 * (ur->ovn + 1)));
-		}
-	}
+	ur->regexp = ur->orig_route;
 
 	command = space + 1;
 done:
@@ -394,16 +418,6 @@ done:
 	while (r) {
 		if (!strcmp(r->name, command)) {
 			if (r->func(ur, colon + 1) == 0) {
-				// apply is_last
-				struct uwsgi_route *last_ur = ur;
-				ur = uwsgi.routes;
-				while (ur) {
-					if (ur->func == last_ur->func) {
-						ur->is_last = 0;
-					}
-					ur = ur->next;
-				}
-				last_ur->is_last = 1;
 				return;
 			}
 			break;
@@ -415,6 +429,31 @@ done:
 	exit(1);
 }
 
+void uwsgi_fixup_routes(struct uwsgi_route *ur) {
+	while(ur) {
+		// prepare the main pointers
+		ur->ovn = uwsgi_calloc(sizeof(int) * uwsgi.cores);
+		ur->ovector = uwsgi_calloc(sizeof(int *) * uwsgi.cores);
+		ur->condition_ub = uwsgi_calloc( sizeof(struct uwsgi_buffer *) * uwsgi.cores);
+
+		// fill them if needed... (this is an optimization for route with a static subject)
+		if (ur->subject && ur->subject_len) {
+                	if (uwsgi_regexp_build(ur->orig_route, &ur->pattern, &ur->pattern_extra)) {
+                        	exit(1);
+                	}
+
+			int i;
+			for(i=0;i<uwsgi.cores;i++) {
+                		ur->ovn[i] = uwsgi_regexp_ovector(ur->pattern, ur->pattern_extra);
+                		if (ur->ovn[i] > 0) {
+                        		ur->ovector[i] = uwsgi_calloc(sizeof(int) * (3 * (ur->ovn[i] + 1)));
+                		}
+			}
+		}
+		ur = ur->next;
+        }
+}
+
 int uwsgi_route_api_func(struct wsgi_request *wsgi_req, char *router, char *args) {
 	struct uwsgi_route *ur = NULL;
 	struct uwsgi_router *r = uwsgi.routers;
@@ -476,14 +515,49 @@ static int uwsgi_router_break(struct uwsgi_route *ur, char *arg) {
 	return 0;
 }
 
-// goon route
-static int uwsgi_router_goon_func(struct wsgi_request *wsgi_req, struct uwsgi_route *route) {
-	return UWSGI_ROUTE_GOON;	
+// flush response
+static int transform_flush(struct wsgi_request *wsgi_req, struct uwsgi_transformation *ut) {
+	// avoid loops !!!
+	if (ut->chunk->pos == 0) return 0;
+	wsgi_req->transformed_chunk = ut->chunk->buf;
+	wsgi_req->transformed_chunk_len = ut->chunk->pos;
+	int ret = uwsgi_response_write_body_do(wsgi_req, ut->chunk->buf, ut->chunk->pos);
+	wsgi_req->transformed_chunk = NULL;
+	wsgi_req->transformed_chunk_len = 0;
+	ut->flushed = 1;
+	return ret;
 }
-static int uwsgi_router_goon(struct uwsgi_route *ur, char *arg) {
-	ur->func = uwsgi_router_goon_func;
+static int uwsgi_router_flush_func(struct wsgi_request *wsgi_req, struct uwsgi_route *route) {
+	struct uwsgi_transformation *ut = uwsgi_add_transformation(wsgi_req, transform_flush, NULL);
+	ut->can_stream = 1;
+	return UWSGI_ROUTE_NEXT;	
+}
+static int uwsgi_router_flush(struct uwsgi_route *ur, char *arg) {
+        ur->func = uwsgi_router_flush_func;
+        return 0;
+}
+
+// fix content length
+static int transform_fixcl(struct wsgi_request *wsgi_req, struct uwsgi_transformation *ut) {
+	char buf[sizeof(UMAX64_STR)+1];
+        int ret = snprintf(buf, sizeof(UMAX64_STR)+1, "%llu", (unsigned long long) ut->chunk->pos);
+        if (ret <= 0 || ret > (int) (sizeof(UMAX64_STR)+1)) {
+                wsgi_req->write_errors++;
+                return -1;
+        }
+	// do not check for errors !!!
+        uwsgi_response_add_header(wsgi_req, "Content-Length", 14, buf, ret);
 	return 0;
 }
+static int uwsgi_router_fixcl_func(struct wsgi_request *wsgi_req, struct uwsgi_route *route) {
+        uwsgi_add_transformation(wsgi_req, transform_fixcl, NULL);
+        return UWSGI_ROUTE_NEXT;
+}
+static int uwsgi_router_fixcl(struct uwsgi_route *ur, char *arg) {
+        ur->func = uwsgi_router_fixcl_func;
+        return 0;
+}
+
 
 // log route
 static int uwsgi_router_log_func(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
@@ -506,6 +580,16 @@ static int uwsgi_router_log(struct uwsgi_route *ur, char *arg) {
 	return 0;
 }
 
+// do not log !!!
+static int uwsgi_router_donotlog_func(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+	wsgi_req->do_not_log = 1;
+	return UWSGI_ROUTE_NEXT;
+}
+static int uwsgi_router_donotlog(struct uwsgi_route *ur, char *arg) {
+        ur->func = uwsgi_router_donotlog_func;
+        return 0;
+}
+
 // logvar route
 static int uwsgi_router_logvar_func(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
 
@@ -547,6 +631,9 @@ static int uwsgi_router_goto_func(struct wsgi_request *wsgi_req, struct uwsgi_ro
 
 	// find the label
 	struct uwsgi_route *routes = uwsgi.routes;
+	if (wsgi_req->is_final_routing) {
+		routes = uwsgi.final_routes;
+	}
 	while(routes) {
 		if (!routes->label) goto next;
 		if (!uwsgi_strncmp(routes->label, routes->label_len, ub->buf, ub->pos)) {
@@ -711,6 +798,62 @@ static int uwsgi_router_setapp(struct uwsgi_route *ur, char *arg) {
         return 0;
 }
 
+// setscriptname route
+static int uwsgi_router_setscriptname_func(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+        char **subject = (char **) (((char *)(wsgi_req))+ur->subject);
+        uint16_t *subject_len = (uint16_t *)  (((char *)(wsgi_req))+ur->subject_len);
+
+        struct uwsgi_buffer *ub = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, ur->data, ur->data_len);
+        if (!ub) return UWSGI_ROUTE_BREAK;
+        char *ptr = uwsgi_req_append(wsgi_req, "SCRIPT_NAME", 11, ub->buf, ub->pos);
+        if (!ptr) {
+                uwsgi_buffer_destroy(ub);
+                return UWSGI_ROUTE_BREAK;
+        }
+        wsgi_req->script_name = ptr;
+        wsgi_req->script_name_len = ub->pos;
+        uwsgi_buffer_destroy(ub);
+        return UWSGI_ROUTE_NEXT;
+}
+static int uwsgi_router_setscriptname(struct uwsgi_route *ur, char *arg) {
+        ur->func = uwsgi_router_setscriptname_func;
+        ur->data = arg;
+        ur->data_len = strlen(arg);
+        return 0;
+}
+
+
+// setuser route
+static int uwsgi_router_setuser_func(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+        char **subject = (char **) (((char *)(wsgi_req))+ur->subject);
+        uint16_t *subject_len = (uint16_t *)  (((char *)(wsgi_req))+ur->subject_len);
+
+        struct uwsgi_buffer *ub = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, ur->data, ur->data_len);
+        if (!ub) return UWSGI_ROUTE_BREAK;
+	uint16_t user_len = ub->pos;
+	// stop at the first colon (useful for various tricks)
+	char *colon = memchr(ub->buf, ':', ub->pos);
+	if (colon) {
+		user_len = colon - ub->buf;
+	}
+        char *ptr = uwsgi_req_append(wsgi_req, "REMOTE_USER", 11, ub->buf, user_len);
+        if (!ptr) {
+                uwsgi_buffer_destroy(ub);
+                return UWSGI_ROUTE_BREAK;
+        }
+        wsgi_req->remote_user = ptr;
+        wsgi_req->remote_user_len = ub->pos;
+        uwsgi_buffer_destroy(ub);
+        return UWSGI_ROUTE_NEXT;
+}
+static int uwsgi_router_setuser(struct uwsgi_route *ur, char *arg) {
+        ur->func = uwsgi_router_setuser_func;
+        ur->data = arg;
+        ur->data_len = strlen(arg);
+        return 0;
+}
+
+
 // sethome route
 static int uwsgi_router_sethome_func(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
         char **subject = (char **) (((char *)(wsgi_req))+ur->subject);
@@ -859,21 +1002,25 @@ static int uwsgi_route_condition_regexp(struct wsgi_request *wsgi_req, struct uw
         char *semicolon = memchr(ur->subject_str, ';', ur->subject_str_len);
         if (!semicolon) return 0;
 
-        struct uwsgi_buffer *ub = uwsgi_routing_translate(wsgi_req, ur, NULL, 0, ur->subject_str, semicolon - ur->subject_str);
-        if (!ub) return -1;
+        ur->condition_ub[wsgi_req->async_id] = uwsgi_routing_translate(wsgi_req, ur, NULL, 0, ur->subject_str, semicolon - ur->subject_str);
+        if (!ur->condition_ub[wsgi_req->async_id]) return -1;
 
 	pcre *pattern;
 	pcre_extra *pattern_extra;
 	char *re = uwsgi_concat2n(semicolon+1, ur->subject_str_len - ((semicolon+1) - ur->subject_str), "", 0);
 	if (uwsgi_regexp_build(re, &pattern, &pattern_extra)) {
 		free(re);
-		uwsgi_buffer_destroy(ub);
 		return -1;
 	}
 	free(re);
 
-	if (uwsgi_regexp_match(pattern, pattern_extra, ub->buf, ub->pos) >= 0) {
-		uwsgi_buffer_destroy(ub);
+	// a condition has no initialized vectors, let's create them
+	ur->ovn[wsgi_req->async_id] = uwsgi_regexp_ovector(pattern, pattern_extra);
+        if (ur->ovn[wsgi_req->async_id] > 0) {
+        	ur->ovector[wsgi_req->async_id] = uwsgi_calloc(sizeof(int) * (3 * (ur->ovn[wsgi_req->async_id] + 1)));
+        }
+
+	if (uwsgi_regexp_match_ovec(pattern, pattern_extra, ur->condition_ub[wsgi_req->async_id]->buf, ur->condition_ub[wsgi_req->async_id]->pos, ur->ovector[wsgi_req->async_id], ur->ovn[wsgi_req->async_id] ) >= 0) {
 		pcre_free(pattern);
 #ifdef PCRE_STUDY_JIT_COMPILE
 		pcre_free_study(pattern_extra);
@@ -883,7 +1030,6 @@ static int uwsgi_route_condition_regexp(struct wsgi_request *wsgi_req, struct uw
 		return 1;
 	}
 
-        uwsgi_buffer_destroy(ub);
 	pcre_free(pattern);
 #ifdef PCRE_STUDY_JIT_COMPILE
 	pcre_free_study(pattern_extra);
@@ -1103,7 +1249,7 @@ static int uwsgi_route_condition_endswith(struct wsgi_request *wsgi_req, struct
                 return -1;
         }
 
-	if (ub2->pos < ub->pos) goto zero;
+	if (ub2->pos > ub->pos) goto zero;
         if(!uwsgi_strncmp(ub->buf + (ub->pos - ub2->pos), ub2->pos, ub2->buf, ub2->pos)) {
                 uwsgi_buffer_destroy(ub);
                 uwsgi_buffer_destroy(ub2);
@@ -1162,17 +1308,48 @@ static char *uwsgi_route_var_uwsgi(struct wsgi_request *wsgi_req, char *key, uin
 		ret = uwsgi_num2str(uwsgi.mypid);
 		*vallen = strlen(ret);
 	}
+	else if (!uwsgi_strncmp(key, keylen, "uuid", 4)) {
+		ret = uwsgi_malloc(37);
+		uwsgi_uuid(ret);
+		*vallen = 36;
+	}
+	else if (!uwsgi_strncmp(key, keylen, "status", 6)) {
+                ret = uwsgi_num2str(wsgi_req->status);
+                *vallen = strlen(ret);
+        }
+	else if (!uwsgi_strncmp(key, keylen, "rtime", 5)) {
+                ret = uwsgi_num2str(wsgi_req->end_of_request - wsgi_req->start_of_request);
+                *vallen = strlen(ret);
+        }
 
 	return ret;
 }
 
 static char *uwsgi_route_var_mime(struct wsgi_request *wsgi_req, char *key, uint16_t keylen, uint16_t *vallen) {
-	size_t mime_type_len = 0;
-        char *ret = uwsgi_get_mime_type(key, keylen, &mime_type_len);
-	if (ret) *vallen = mime_type_len;
+	char *ret = NULL;
+        uint16_t var_vallen = 0;
+        char *var_value = uwsgi_get_var(wsgi_req, key, keylen, &var_vallen);
+        if (var_value) {
+		size_t mime_type_len = 0;
+		char *ret = uwsgi_get_mime_type(key, keylen, &mime_type_len);
+		if (ret) *vallen = mime_type_len;
+        }
         return ret;
 }
 
+static char *uwsgi_route_var_httptime(struct wsgi_request *wsgi_req, char *key, uint16_t keylen, uint16_t *vallen) {
+        // 30+1
+        char *ht = uwsgi_calloc(31);
+	size_t t = uwsgi_str_num(key, keylen);
+        int len = uwsgi_http_date(uwsgi_now() + t, ht);
+	if (len == 0) {
+		free(ht);
+		return NULL;
+	}
+	*vallen = len;
+        return ht;
+}
+
 
 static char *uwsgi_route_var_time(struct wsgi_request *wsgi_req, char *key, uint16_t keylen, uint16_t *vallen) {
         char *ret = NULL;
@@ -1253,8 +1430,8 @@ void uwsgi_register_embedded_routers() {
 	uwsgi_register_router("continue", uwsgi_router_continue);
         uwsgi_register_router("last", uwsgi_router_continue);
         uwsgi_register_router("break", uwsgi_router_break);
-        uwsgi_register_router("goon", uwsgi_router_goon);
         uwsgi_register_router("log", uwsgi_router_log);
+        uwsgi_register_router("donotlog", uwsgi_router_donotlog);
         uwsgi_register_router("logvar", uwsgi_router_logvar);
         uwsgi_register_router("goto", uwsgi_router_goto);
         uwsgi_register_router("addvar", uwsgi_router_addvar);
@@ -1266,11 +1443,16 @@ void uwsgi_register_embedded_routers() {
         uwsgi_register_router("send-crnl", uwsgi_router_send_crnl);
         uwsgi_register_router("chdir", uwsgi_router_chdir);
         uwsgi_register_router("setapp", uwsgi_router_setapp);
+        uwsgi_register_router("setuser", uwsgi_router_setuser);
         uwsgi_register_router("sethome", uwsgi_router_sethome);
         uwsgi_register_router("setfile", uwsgi_router_setfile);
+        uwsgi_register_router("setscriptname", uwsgi_router_setscriptname);
         uwsgi_register_router("setprocname", uwsgi_router_setprocname);
         uwsgi_register_router("alarm", uwsgi_router_alarm);
 
+        uwsgi_register_router("flush", uwsgi_router_flush);
+        uwsgi_register_router("fixcl", uwsgi_router_fixcl);
+
         uwsgi_register_route_condition("exists", uwsgi_route_condition_exists);
         uwsgi_register_route_condition("isfile", uwsgi_route_condition_isfile);
         uwsgi_register_route_condition("isdir", uwsgi_route_condition_isdir);
@@ -1307,6 +1489,8 @@ void uwsgi_register_embedded_routers() {
 	urv->need_free = 1;
         urv = uwsgi_register_route_var("time", uwsgi_route_var_time);
 	urv->need_free = 1;
+        urv = uwsgi_register_route_var("httptime", uwsgi_route_var_httptime);
+	urv->need_free = 1;
 #ifdef UWSGI_MATHEVAL
         urv = uwsgi_register_route_var("math", uwsgi_route_var_math);
 	urv->need_free = 1;
@@ -1383,5 +1567,21 @@ void uwsgi_routing_dump() {
 		routes = routes->next;
 	}
 	uwsgi_log("*** end of the internal routing table ***\n");
+	routes = uwsgi.final_routes;
+	if (!routes) return;
+        uwsgi_log("*** dumping internal final routing table ***\n");
+        while(routes) {
+                if (routes->label) {
+                        uwsgi_log("[rule: %llu] label: %s\n", (unsigned long long ) routes->pos, routes->label);
+                }
+                else if (!routes->subject_str && !routes->if_func) {
+                        uwsgi_log("[rule: %llu] action: %s\n", (unsigned long long ) routes->pos, routes->action);
+                }
+                else {
+                        uwsgi_log("[rule: %llu] subject: %s %s: %s%s action: %s\n", (unsigned long long ) routes->pos, routes->subject_str, routes->if_func ? "func" : "regexp", routes->if_negate ? "!" : "", routes->regexp, routes->action);
+                }
+                routes = routes->next;
+        }
+        uwsgi_log("*** end of the internal final routing table ***\n");
 }
 #endif

core/socket.c

@@ -2,6 +2,10 @@
 
 extern struct uwsgi_server uwsgi;
 
+static int connect_to_unix(char *, int, int);
+static int connect_to_tcp(char *, int, int, int);
+static int connect_to_udp(char *, int);
+
 static int uwsgi_socket_strcmp(char *sock1, char *sock2) {
 	size_t sock1_len = strlen(sock1);
 	size_t sock2_len = strlen(sock2);
@@ -312,36 +316,46 @@ int bind_to_udp(char *socket_name, int multicast, int broadcast) {
 
 }
 
+static int uwsgi_connect_do(char *socket_name, int timeout, int async) {
+        char *tcp_port = strchr(socket_name, ':');
+
+        if (tcp_port) {
+                tcp_port[0] = 0;
+                tcp_port++;
+                return connect_to_tcp(socket_name, atoi(tcp_port), timeout, async);
+        }
+
+        return connect_to_unix(socket_name, timeout, async);
+}
+
 int uwsgi_connectn(char *socket_name, uint16_t len, int timeout, int async) {
-
-	int fd;
-
 	char *zeroed_socket_name = uwsgi_concat2n(socket_name, len, "", 0);
-	fd = uwsgi_connect(zeroed_socket_name, timeout, async);
-
+	int fd = uwsgi_connect_do(zeroed_socket_name, timeout, async);
 	free(zeroed_socket_name);
 	return fd;
 }
 
 int uwsgi_connect(char *socket_name, int timeout, int async) {
-
-	int ret;
-	char *tcp_port = strchr(socket_name, ':');
-
-	if (tcp_port) {
-		tcp_port[0] = 0;
-		tcp_port++;
-		ret = connect_to_tcp(socket_name, atoi(tcp_port), timeout, async);
-		// reset the socket name
-		tcp_port--;
-		tcp_port[0] = ':';
-		return ret;
-	}
-
-	return connect_to_unix(socket_name, timeout, async);
+	char *zeroed_socket_name = uwsgi_str(socket_name);
+	int fd = uwsgi_connect_do(zeroed_socket_name, timeout, async);
+	free(zeroed_socket_name);
+	return fd;
 }
 
-int connect_to_unix(char *socket_name, int timeout, int async) {
+int uwsgi_connect_udp(char *socket_name) {
+	int fd = -1;
+	char *zeroed_socket_name = uwsgi_str(socket_name);
+	char *udp_port = strchr(zeroed_socket_name, ':');
+	if (!udp_port) goto end;
+	*udp_port = 0;
+	udp_port++;
+        fd = connect_to_udp(zeroed_socket_name, atoi(udp_port));
+end:
+        free(zeroed_socket_name);
+        return fd;
+}
+
+static int connect_to_unix(char *socket_name, int timeout, int async) {
 
 	struct pollfd uwsgi_poll;
 	struct sockaddr_un uws_addr;
@@ -386,7 +400,7 @@ int connect_to_unix(char *socket_name, int timeout, int async) {
 
 }
 
-int connect_to_tcp(char *socket_name, int port, int timeout, int async) {
+static int connect_to_tcp(char *socket_name, int port, int timeout, int async) {
 
 	struct pollfd uwsgi_poll;
 	struct sockaddr_in uws_addr;
@@ -403,15 +417,13 @@ int connect_to_tcp(char *socket_name, int port, int timeout, int async) {
 		uws_addr.sin_addr.s_addr = inet_addr(socket_name);
 	}
 
-	socket_name[strlen(socket_name)] = ':';
-
 #if defined(__linux__) && defined(SOCK_NONBLOCK) && !defined(OBSOLETE_LINUX_KERNEL)
 	uwsgi_poll.fd = socket(AF_INET, SOCK_STREAM | SOCK_NONBLOCK, 0);
 #else
 	uwsgi_poll.fd = socket(AF_INET, SOCK_STREAM, 0);
 #endif
 	if (uwsgi_poll.fd < 0) {
-		uwsgi_error("socket()");
+		uwsgi_error("connect_to_tcp()/socket()");
 		return -1;
 	}
 
@@ -427,6 +439,38 @@ int connect_to_tcp(char *socket_name, int port, int timeout, int async) {
 
 }
 
+static int connect_to_udp(char *socket_name, int port) {
+
+        struct sockaddr_in uws_addr;
+        memset(&uws_addr, 0, sizeof(struct sockaddr_in));
+
+        uws_addr.sin_family = AF_INET;
+        uws_addr.sin_port = htons(port);
+
+        if (socket_name[0] == 0) {
+                uws_addr.sin_addr.s_addr = INADDR_ANY;
+        }
+        else {
+                uws_addr.sin_addr.s_addr = inet_addr(socket_name);
+        }
+
+        int fd = socket(AF_INET, SOCK_DGRAM, 0);
+        if (fd < 0) {
+                uwsgi_error("connect_to_udp()/socket()");
+                return -1;
+        }
+
+	if (connect(fd, (const struct sockaddr *) &uws_addr, sizeof(struct sockaddr_in))) {
+		close(fd);
+		return -1;
+	}
+
+        return fd;
+
+}
+
+
+
 char *generate_socket_name(char *socket_name) {
 
 	char *asterisk = strchr(socket_name, '*');

core/spooler.c

@@ -122,21 +122,7 @@ pid_t spooler_start(struct uwsgi_spooler * uspool) {
 			}
 		}
 
-		uwsgi.signal_socket = uwsgi.shared->spooler_signal_pipe[1];
-
-		for (i = 0; i < 256; i++) {
-			if (uwsgi.p[i]->spooler_init) {
-				uwsgi.p[i]->spooler_init();
-			}
-		}
-
-		for (i = 0; i < uwsgi.gp_cnt; i++) {
-			if (uwsgi.gp[i]->spooler_init) {
-				uwsgi.gp[i]->spooler_init();
-			}
-		}
-
-		spooler(uspool);
+		uwsgi_spooler_run();
 	}
 	else if (pid > 0) {
 		uwsgi_log("spawned the uWSGI spooler on dir %s with pid %d\n", uspool->dir, pid);
@@ -145,6 +131,26 @@ pid_t spooler_start(struct uwsgi_spooler * uspool) {
 	return pid;
 }
 
+void uwsgi_spooler_run() {
+	int i;
+	struct uwsgi_spooler *uspool = uwsgi.i_am_a_spooler;
+	uwsgi.signal_socket = uwsgi.shared->spooler_signal_pipe[1];
+
+                for (i = 0; i < 256; i++) {
+                        if (uwsgi.p[i]->spooler_init) {
+                                uwsgi.p[i]->spooler_init();
+                        }
+                }
+
+                for (i = 0; i < uwsgi.gp_cnt; i++) {
+                        if (uwsgi.gp[i]->spooler_init) {
+                                uwsgi.gp[i]->spooler_init();
+                        }
+                }
+
+                spooler(uspool);
+}
+
 void destroy_spool(char *dir, char *file) {
 
 	if (chdir(dir)) {

core/ssl.c

@@ -1,5 +1,7 @@
-#include "../uwsgi.h"
+#include <uwsgi.h>
 #include <openssl/rand.h>
+#include <openssl/sha.h>
+#include <openssl/md5.h>
 
 extern struct uwsgi_server uwsgi;
 /*
@@ -412,8 +414,9 @@ char *uwsgi_sanitize_cert_filename(char *base, char *key, uint16_t keylen) {
 }
 
 char *uwsgi_ssl_rand(size_t len) {
-	unsigned char *buf = uwsgi_calloc(len+1);
+	unsigned char *buf = uwsgi_calloc(len);
 	if (RAND_bytes(buf, len) <= 0) {
+		free(buf);
 		return NULL;
 	}
 	return (char *) buf;
@@ -427,6 +430,14 @@ char *uwsgi_sha1(char *src, size_t len, char *dst) {
 	return dst;
 }
 
+char *uwsgi_md5(char *src, size_t len, char *dst) {
+	MD5_CTX md5;
+	MD5_Init(&md5);
+	MD5_Update(&md5, src, len);
+	MD5_Final((unsigned char *)dst, &md5);
+	return dst;
+}
+
 char *uwsgi_sha1_2n(char *s1, size_t len1, char *s2, size_t len2, char *dst) {
         SHA_CTX sha;
         SHA1_Init(&sha);

core/static.c

@@ -644,7 +644,7 @@ safe:
 
 #ifdef UWSGI_ROUTING
 		// before sending the file, we need to check if some rule applies
-		if (!wsgi_req->is_routing && uwsgi_apply_routes_do(wsgi_req, NULL, 0) == UWSGI_ROUTE_BREAK) {
+		if (!wsgi_req->is_routing && uwsgi_apply_routes_do(uwsgi.routes, wsgi_req, NULL, 0) == UWSGI_ROUTE_BREAK) {
 			return 0;
 		}
 		wsgi_req->routes_applied = 1;

core/transformations.c

@@ -4,10 +4,11 @@
 
 	uWSGI transformations
 
-	responses can be buffered in the wsgi_request structure (instead of being sent to the client)
-	Before closing the request, the transformations are applied in chain to the response buffer
+	each body chunk is passed (in chain) to every transformation
 
-	Finally the resulting buffer is sent to the client
+	some of them supports streaming, other requires buffering
+
+	at the end of the request the "final chain" is called (and the whole chain freed)
 
 	Transformations (if required) could completely swallow already set headers
 
@@ -15,33 +16,128 @@
 
 extern struct uwsgi_server uwsgi;
 
-int uwsgi_apply_transformations(struct wsgi_request *wsgi_req) {
-	int ret = 0;
+// -1 error, 0 = no buffer, send the body, 1 = buffer
+int uwsgi_apply_transformations(struct wsgi_request *wsgi_req, char *buf, size_t len) {
+	wsgi_req->transformed_chunk = NULL;
+	wsgi_req->transformed_chunk_len = 0;
 	struct uwsgi_transformation *ut = wsgi_req->transformations;
+	char *t_buf = buf;
+	size_t t_len = len;
+	uint8_t flushed = 0;
 	while(ut) {
-		struct uwsgi_buffer *new_ub = NULL;
-		if (ut->func(wsgi_req, wsgi_req->response_buffer, &new_ub, ut->data)) {
-			ret = -1;
-			goto end;
+		// allocate the buffer (if needed)
+		if (!ut->chunk) {
+			ut->chunk = uwsgi_buffer_new(t_len);
 		}
-		if (new_ub) {
-			uwsgi_buffer_destroy(wsgi_req->response_buffer);
-			wsgi_req->response_buffer = new_ub;
+		// skip final transformations before appending data
+		if (ut->is_final) goto next;
+		if (uwsgi_buffer_append(ut->chunk, t_buf, t_len)) {
+			return -1;
 		}
+
+		// if the transformation cannot stream, continue buffering (the func will be called at the end)
+		if (!ut->can_stream) return 1;
+		
+		ut->round++;
+		if (ut->func(wsgi_req, ut)) {
+			return -1;
+		}
+
+		if (ut->flushed) flushed = 1;
+
+		t_buf = ut->chunk->buf;
+		t_len = ut->chunk->pos;
+		// we reset the buffer, so we do not waste memory
+		ut->chunk->pos = 0;
+next:
 		ut = ut->next;
 	}
 
-end:
-	ut = wsgi_req->transformations;
+	// if we are here we can tell the writer to send the body to the client
+	// no buffering please
+	if (!flushed) {
+		wsgi_req->transformed_chunk = t_buf;
+		wsgi_req->transformed_chunk_len = t_len;
+	}
+	return 0;
+
+}
+
+/*
+
+run all the remaining (or buffered) transformations
+
+*/
+int uwsgi_apply_final_transformations(struct wsgi_request *wsgi_req) {
+	struct uwsgi_transformation *ut = wsgi_req->transformations;
+	wsgi_req->transformed_chunk = NULL;
+        wsgi_req->transformed_chunk_len = 0;
+	char *t_buf = NULL;
+	size_t t_len = 0;
+	uint8_t flushed = 0;
+	int found_nostream = 0;
+	while(ut) {
+		if (!found_nostream) {
+			if (!ut->can_stream) {
+				found_nostream = 1;
+			}
+			else {
+				t_buf = ut->chunk->buf;
+                		t_len = ut->chunk->pos;
+				goto next;
+			}
+		}
+
+		if (!ut->chunk) {
+			if (t_len > 0) {
+				ut->chunk = uwsgi_buffer_new(t_len);
+			}
+			else {
+				ut->chunk = uwsgi_buffer_new(uwsgi.page_size);
+			}
+		}
+		
+		if (t_len > 0) {
+			if (uwsgi_buffer_append(ut->chunk, t_buf, t_len)) {
+				return -1;
+                	}
+		}
+		
+		// run the transformation
+		ut->round++;
+		if (ut->func(wsgi_req, ut)) {
+			return -1;
+                }
+
+		if (ut->flushed) flushed = 1;
+
+		t_buf = ut->chunk->buf;
+		t_len = ut->chunk->pos;
+next:
+		ut = ut->next;
+	}
+
+	// if we are here, all of the transformations are applied
+	if (!flushed) {
+		wsgi_req->transformed_chunk = t_buf;
+        	wsgi_req->transformed_chunk_len = t_len;
+	}
+        return 0;
+}
+
+void uwsgi_free_transformations(struct wsgi_request *wsgi_req) {
+	struct uwsgi_transformation *ut = wsgi_req->transformations;
 	while(ut) {
 		struct uwsgi_transformation *current_ut = ut;
+		if (current_ut->chunk) {
+			uwsgi_buffer_destroy(current_ut->chunk);
+		}
 		ut = ut->next;
 		free(current_ut);
 	}
-	return ret;
 }
 
-struct uwsgi_transformation *uwsgi_add_transformation(struct wsgi_request *wsgi_req, int (*func)(struct wsgi_request *, struct uwsgi_buffer *, struct uwsgi_buffer **, void *), void *data) {
+struct uwsgi_transformation *uwsgi_add_transformation(struct wsgi_request *wsgi_req, int (*func)(struct wsgi_request *, struct uwsgi_transformation *), void *data) {
 	struct uwsgi_transformation *old_ut = NULL, *ut = wsgi_req->transformations;
 	while(ut) {
 		old_ut = ut;
@@ -50,7 +146,10 @@ struct uwsgi_transformation *uwsgi_add_transformation(struct wsgi_request *wsgi_
 
 	ut = uwsgi_malloc(sizeof(struct uwsgi_transformation));
 	ut->func = func;
+	ut->is_final = 0;
 	ut->next = NULL;
+	ut->chunk = NULL;
+	ut->can_stream = 0;
 	ut->data = data;
 
 	if (old_ut) {
@@ -60,10 +159,5 @@ struct uwsgi_transformation *uwsgi_add_transformation(struct wsgi_request *wsgi_
 		wsgi_req->transformations = ut;
 	}
 
-	// start buffering
-        if (!wsgi_req->response_buffer) {
-                wsgi_req->response_buffer = uwsgi_buffer_new(uwsgi.page_size);
-        }
-
 	return ut;
 }

core/utils.c

@@ -574,21 +574,14 @@ void uwsgi_close_request(struct wsgi_request *wsgi_req) {
 	int tmp_id;
 	uint64_t tmp_rt, rss = 0, vsz = 0;
 
-	// flush the response buf (if any)
-	if (wsgi_req->response_buffer) {
-		// send the body only if transformations are successfull
-		struct uwsgi_buffer *ub = wsgi_req->response_buffer;
-		if (uwsgi_apply_transformations(wsgi_req) == 0) {
-			// the response_buffer could be changed by translations
-			ub = wsgi_req->response_buffer;
-			// force true write
-			wsgi_req->response_buffer = NULL;
-			uwsgi_response_write_body_do(wsgi_req, ub->buf, ub->pos);
+	// apply transformations
+	if (wsgi_req->transformations) {
+		if (uwsgi_apply_final_transformations(wsgi_req) == 0) {
+			if (wsgi_req->transformed_chunk && wsgi_req->transformed_chunk_len > 0) {
+				uwsgi_response_write_body_do(wsgi_req, wsgi_req->transformed_chunk, wsgi_req->transformed_chunk_len);
+			}
 		}
-		else {
-			wsgi_req->write_errors++;
-		}
-		uwsgi_buffer_destroy(ub);
+		uwsgi_free_transformations(wsgi_req);
 	}
 
 	// check if headers should be sent
@@ -614,6 +607,20 @@ void uwsgi_close_request(struct wsgi_request *wsgi_req) {
 		uwsgi.workers[uwsgi.mywid].rss_size = rss;
 	}
 
+	if (!wsgi_req->do_not_account) {
+		uwsgi.workers[0].requests++;
+		uwsgi.workers[uwsgi.mywid].requests++;
+		uwsgi.workers[uwsgi.mywid].cores[wsgi_req->async_id].requests++;
+		uwsgi.workers[uwsgi.mywid].cores[wsgi_req->async_id].write_errors += wsgi_req->write_errors;
+		// this is used for MAX_REQUESTS
+		uwsgi.workers[uwsgi.mywid].delta_requests++;
+	}
+
+#ifdef UWSGI_ROUTING
+	// apply final routes after accounting
+	uwsgi_apply_final_routes(wsgi_req);
+#endif
+
 	// close the connection with the client
 	if (!wsgi_req->fd_closed) {
 		// NOTE, if we close the socket before receiving eventually sent data, socket layer will send a RST
@@ -636,15 +643,6 @@ void uwsgi_close_request(struct wsgi_request *wsgi_req) {
 		free(wsgi_req->proto_parser_buf);
 	}
 
-	if (!wsgi_req->do_not_account) {
-		uwsgi.workers[0].requests++;
-		uwsgi.workers[uwsgi.mywid].requests++;
-		uwsgi.workers[uwsgi.mywid].cores[wsgi_req->async_id].requests++;
-		uwsgi.workers[uwsgi.mywid].cores[wsgi_req->async_id].write_errors += wsgi_req->write_errors;
-		// this is used for MAX_REQUESTS
-		uwsgi.workers[uwsgi.mywid].delta_requests++;
-	}
-
 	// after_request hook
 	if (uwsgi.p[wsgi_req->uh->modifier1]->after_request)
 		uwsgi.p[wsgi_req->uh->modifier1]->after_request(wsgi_req);
@@ -664,12 +662,14 @@ void uwsgi_close_request(struct wsgi_request *wsgi_req) {
 		set_user_harakiri(0);
 	}
 
-	// this is racy in multithread mode
-	if (wsgi_req->response_size > 0) {
-		uwsgi.workers[uwsgi.mywid].tx += wsgi_req->response_size;
-	}
-	if (wsgi_req->headers_size > 0) {
-		uwsgi.workers[uwsgi.mywid].tx += wsgi_req->headers_size;
+	if (!wsgi_req->do_not_account) {
+		// this is racy in multithread mode
+		if (wsgi_req->response_size > 0) {
+			uwsgi.workers[uwsgi.mywid].tx += wsgi_req->response_size;
+		}
+		if (wsgi_req->headers_size > 0) {
+			uwsgi.workers[uwsgi.mywid].tx += wsgi_req->headers_size;
+		}
 	}
 
 	// defunct process reaper
@@ -1808,18 +1808,21 @@ void init_magic_table(char *magic_table[]) {
 }
 
 char *uwsgi_get_last_char(char *what, char c) {
-	int i;
-	char *ptr = NULL;
-
-	for (i = 0; i < (int) strlen(what); i++) {
-		if (what[i] == c) {
-			ptr = what + i;
-		}
+	size_t len = strlen(what);
+	while(len--) {
+		if (what[len] == c) return what + len;
 	}
-
-	return ptr;
+	return NULL;
 }
 
+char *uwsgi_get_last_charn(char *what, size_t len, char c) {
+        while(len--) {
+                if (what[len] == c) return what + len;
+        }
+        return NULL;
+}
+
+
 char *uwsgi_num2str(int num) {
 
 	char *str = uwsgi_malloc(11);
@@ -1828,6 +1831,12 @@ char *uwsgi_num2str(int num) {
 	return str;
 }
 
+char *uwsgi_64bit2str(int64_t num) {
+	char *str = uwsgi_malloc(sizeof(MAX64_STR)+1);
+	snprintf(str, sizeof(MAX64_STR)+1, "%lld", (long long) num);
+	return str;
+}
+
 int uwsgi_num2str2(int num, char *ptr) {
 
 	return snprintf(ptr, 11, "%d", num);
@@ -2221,6 +2230,7 @@ struct uwsgi_string_list *uwsgi_string_new_list(struct uwsgi_string_list **list,
 	uwsgi_string->next = NULL;
 	uwsgi_string->custom = 0;
 	uwsgi_string->custom2 = 0;
+	uwsgi_string->custom_ptr = NULL;
 
 	return uwsgi_string;
 }
@@ -3098,6 +3108,7 @@ void http_url_decode(char *buf, uint16_t * len, char *dst) {
 
 }
 
+
 /*
 	we scan the table in reverse, as updated values are at the end
 */
@@ -3141,6 +3152,10 @@ struct uwsgi_app *uwsgi_add_app(int id, uint8_t modifier1, char *mountpoint, int
 		}
 	}
 
+	if ((mountpoint_len == 0 || (mountpoint_len =- 1 && mountpoint[0] == '/')) && uwsgi.default_app == -1) {
+                uwsgi.default_app = id;
+        }
+
 	return wi;
 }
 
@@ -3160,7 +3175,7 @@ char *uwsgi_check_touches(struct uwsgi_string_list *touch_list) {
 				uwsgi_log("[uwsgi-check-touches] File %s was removed\n", touch->value);
 #endif
 				touch->custom2 = 1;
-				return touch->value;
+				return touch->custom_ptr ? touch->custom_ptr : 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);
@@ -3175,14 +3190,14 @@ char *uwsgi_check_touches(struct uwsgi_string_list *touch_list) {
 #endif
 				touch->custom = (uint64_t) tr_st.st_mtime;
 				touch->custom2 = 0;
-				return touch->value;
+				return touch->custom_ptr ? touch->custom_ptr : 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;
+				return touch->custom_ptr ? touch->custom_ptr : touch->value;
 			}
 			touch->custom = (uint64_t) tr_st.st_mtime;
 		}
@@ -3905,3 +3920,39 @@ char *uwsgi_str_to_hex(char *src, size_t slen) {
 	}
 	return dst;
 }
+
+// dst has to be 3 times buf size (USE IT ONLY FOR PATH_INFO !!!)
+void http_url_encode(char *buf, uint16_t *len, char *dst) {
+
+        uint16_t i;
+        char *ptr = dst;
+        for(i=0;i<*len;i++) {
+                if ((buf[i] >= 'A' && buf[i] <= 'Z') ||
+                        (buf[i] >= 'a' && buf[i] <= 'z') ||
+                        (buf[i] >= '0' && buf[i] <= '9') ||
+                        buf[i] == '-' || buf[i] == '_' || buf[i] == '.' || buf[i] == '~' || buf[i] == '/' ) {
+                        *ptr++= buf[i];
+                }
+                else {
+                        char *h = uwsgi_hex_table[(int) buf[i]];
+                        *ptr++= '%';
+                        *ptr++= h[0];
+                        *ptr++= h[1];
+                }
+        }
+
+        *len = ptr-dst;
+
+}
+
+void uwsgi_takeover() {
+	if (uwsgi.i_am_a_spooler) {
+		uwsgi_spooler_run();
+	}
+	else if (uwsgi.muleid) {
+		uwsgi_mule_run();
+	}
+	else {
+		uwsgi_worker_run();
+	}
+}

core/uwsgi.c

@@ -65,7 +65,7 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"harakiri-no-arh", no_argument, 0, "do not enable harakiri during after-request-hook", uwsgi_opt_true, &uwsgi.harakiri_no_arh, 0},
 	{"no-harakiri-arh", no_argument, 0, "do not enable harakiri during after-request-hook", uwsgi_opt_true, &uwsgi.harakiri_no_arh, 0},
 	{"no-harakiri-after-req-hook", no_argument, 0, "do not enable harakiri during after-request-hook", uwsgi_opt_true, &uwsgi.harakiri_no_arh, 0},
-	{"backtrace-depth", no_argument, 0, "set backtrace depth", uwsgi_opt_set_int, &uwsgi.backtrace_depth, 0},
+	{"backtrace-depth", required_argument, 0, "set backtrace depth", uwsgi_opt_set_int, &uwsgi.backtrace_depth, 0},
 	{"mule-harakiri", required_argument, 0, "set harakiri timeout for mule tasks", uwsgi_opt_set_dyn, (void *) UWSGI_OPTION_MULE_HARAKIRI, 0},
 #ifdef UWSGI_XML
 	{"xmlconfig", required_argument, 'x', "load config from xml file", uwsgi_opt_load_xml, NULL, UWSGI_OPT_IMMEDIATE},
@@ -344,6 +344,7 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"touch-chain-reload", required_argument, 0, "trigger chain reload if the specified file is modified/touched", uwsgi_opt_add_string_list, &uwsgi.touch_chain_reload, UWSGI_OPT_MASTER},
 	{"touch-logrotate", required_argument, 0, "trigger logrotation if the specified file is modified/touched", uwsgi_opt_add_string_list, &uwsgi.touch_logrotate, UWSGI_OPT_MASTER | UWSGI_OPT_LOG_MASTER},
 	{"touch-logreopen", required_argument, 0, "trigger log reopen if the specified file is modified/touched", uwsgi_opt_add_string_list, &uwsgi.touch_logreopen, UWSGI_OPT_MASTER | UWSGI_OPT_LOG_MASTER},
+	{"touch-exec", required_argument, 0, "run command when the specified file is modified/touched (syntax: file command)", uwsgi_opt_add_string_list, &uwsgi.touch_exec, UWSGI_OPT_MASTER},
 	{"propagate-touch", no_argument, 0, "over-engineering option for system with flaky signal mamagement", uwsgi_opt_true, &uwsgi.propagate_touch, 0},
 	{"limit-post", required_argument, 0, "limit request body", uwsgi_opt_set_64bit, &uwsgi.limit_post, 0},
 	{"no-orphans", no_argument, 0, "automatically kill workers if master dies (can be dangerous for availability)", uwsgi_opt_true, &uwsgi.no_orphans, 0},
@@ -457,6 +458,8 @@ 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},
 	{"alarm-freq", required_argument, 0, "tune the anti-loop alam system (default 3 seconds)", uwsgi_opt_set_int, &uwsgi.alarm_freq, 0},
 	{"alarm-fd", required_argument, 0, "raise the specified alarm when an fd is read for read (by default it reads 1 byte, set 8 for eventfd)", uwsgi_opt_add_string_list, &uwsgi.alarm_fd_list, UWSGI_OPT_MASTER},
+	{"alarm-segfault", required_argument, 0, "raise the specified alarm when the segmentation fault handler is executed", uwsgi_opt_add_string_list, &uwsgi.alarm_segfault, UWSGI_OPT_MASTER},
+	{"segfault-alarm", required_argument, 0, "raise the specified alarm when the segmentation fault handler is executed", uwsgi_opt_add_string_list, &uwsgi.alarm_segfault, UWSGI_OPT_MASTER},
 #ifdef UWSGI_PCRE
 	{"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},
@@ -528,6 +531,22 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"route-if", required_argument, 0, "add a route based on condition", uwsgi_opt_add_route, "if", 0},
 	{"route-if-not", required_argument, 0, "add a route based on condition (negate version)", uwsgi_opt_add_route, "if-not", 0},
 	{"route-run", required_argument, 0, "always run the specified route action", uwsgi_opt_add_route, "run", 0},
+
+
+
+	{"final-route", required_argument, 0, "add a final route", uwsgi_opt_add_route, "path_info", 0},
+        {"final-route-host", required_argument, 0, "add a final route based on Host header", uwsgi_opt_add_route, "http_host", 0},
+        {"final-route-uri", required_argument, 0, "add a final route based on REQUEST_URI", uwsgi_opt_add_route, "request_uri", 0},
+        {"final-route-qs", required_argument, 0, "add a final route based on QUERY_STRING", uwsgi_opt_add_route, "query_string", 0},
+        {"final-route-remote-addr", required_argument, 0, "add a final route based on REMOTE_ADDR", uwsgi_opt_add_route, "remote_addr", 0},
+        {"final-route-user-agent", required_argument, 0, "add a final route based on HTTP_USER_AGENT", uwsgi_opt_add_route, "user_agent", 0},
+        {"final-route-remote-user", required_argument, 0, "add a final route based on REMOTE_USER", uwsgi_opt_add_route, "remote_user", 0},
+        {"final-route-referer", required_argument, 0, "add a final route based on HTTP_REFERER", uwsgi_opt_add_route, "referer", 0},
+        {"final-route-label", required_argument, 0, "add a final routing label (for use with goto)", uwsgi_opt_add_route, NULL, 0},
+        {"final-route-if", required_argument, 0, "add a final route based on condition", uwsgi_opt_add_route, "if", 0},
+        {"final-route-if-not", required_argument, 0, "add a final route based on condition (negate version)", uwsgi_opt_add_route, "if-not", 0},
+        {"final-route-run", required_argument, 0, "always run the specified final route action", uwsgi_opt_add_route, "run", 0},
+
 	{"router-list", no_argument, 0, "list enabled routers", uwsgi_opt_true, &uwsgi.router_list, 0},
 	{"routers-list", no_argument, 0, "list enabled routers", uwsgi_opt_true, &uwsgi.router_list, 0},
 #endif
@@ -628,6 +647,11 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"attach-daemon", required_argument, 0, "attach a command/daemon to the master process (the command has to not go in background)", uwsgi_opt_add_daemon, NULL, UWSGI_OPT_MASTER},
 	{"smart-attach-daemon", required_argument, 0, "attach a command/daemon to the master process managed by a pidfile (the command has to daemonize)", uwsgi_opt_add_daemon, NULL, UWSGI_OPT_MASTER},
 	{"smart-attach-daemon2", required_argument, 0, "attach a command/daemon to the master process managed by a pidfile (the command has to NOT daemonize)", uwsgi_opt_add_daemon, NULL, UWSGI_OPT_MASTER},
+#ifdef UWSGI_SSL
+	{"legion-attach-daemon", required_argument, 0, "same as --attach-daemon but daemon runs only on legion lord node", uwsgi_opt_add_daemon, NULL, UWSGI_OPT_MASTER},
+	{"legion-smart-attach-daemon", required_argument, 0, "same as --smart-attach-daemon but daemon runs only on legion lord node", uwsgi_opt_add_daemon, NULL, UWSGI_OPT_MASTER},
+	{"legion-smart-attach-daemon2", required_argument, 0, "same as --smart-attach-daemon2 but daemon runs only on legion lord node", uwsgi_opt_add_daemon, NULL, UWSGI_OPT_MASTER},
+#endif
 	{"daemons-honour-stdin", no_argument, 0, "do not change the stdin of external daemons to /dev/null", uwsgi_opt_true, &uwsgi.daemons_honour_stdin, UWSGI_OPT_MASTER},
 	{"plugins", required_argument, 0, "load uWSGI plugins", uwsgi_opt_load_plugin, NULL, UWSGI_OPT_IMMEDIATE},
 	{"plugin", required_argument, 0, "load uWSGI plugins", uwsgi_opt_load_plugin, NULL, UWSGI_OPT_IMMEDIATE},
@@ -1447,15 +1471,28 @@ void uwsgi_backtrace(int depth) {
 
 	bt_strings = backtrace_symbols(btrace, bt_size);
 
-	uwsgi_log("*** backtrace of %d ***\n", (int) getpid());
+	struct uwsgi_buffer *ub = uwsgi_buffer_new(uwsgi.page_size);
+	uwsgi_buffer_append(ub, "*** backtrace of ",17);
+	uwsgi_buffer_num64(ub, (int64_t) getpid());
+	uwsgi_buffer_append(ub, " ***\n", 5);
 	for (i = 0; i < bt_size; i++) {
-		uwsgi_log("%s\n", bt_strings[i]);
+		uwsgi_buffer_append(ub, bt_strings[i], strlen(bt_strings[i]));
+		uwsgi_buffer_append(ub, "\n", 1);
 	}
 
 	free(btrace);
-	uwsgi_log("*** end of backtrace ***\n");
 
+	uwsgi_buffer_append(ub, "*** end of backtrace ***\n", 25);
 
+	uwsgi_log("%.*s", ub->pos, ub->buf);
+
+	struct uwsgi_string_list *usl = uwsgi.alarm_segfault;
+	while(usl) {
+		uwsgi_alarm_trigger(usl->value, ub->buf, ub->pos);	
+		usl = usl->next;
+	}	
+
+	uwsgi_buffer_destroy(ub);
 #endif
 
 }
@@ -2202,18 +2239,9 @@ int uwsgi_start(void *v_argv) {
 			}
 		}
 		uwsgi_log("- async cores set to %d - fd table size: %d\n", uwsgi.async, (int) uwsgi.max_fd);
-		uwsgi.async_waiting_fd_table = malloc(sizeof(struct wsgi_request *) * uwsgi.max_fd);
-		if (!uwsgi.async_waiting_fd_table) {
-			uwsgi_error("malloc()");
-			exit(1);
-		}
-		memset(uwsgi.async_waiting_fd_table, 0, sizeof(struct wsgi_request *) * uwsgi.max_fd);
-		uwsgi.async_proto_fd_table = malloc(sizeof(struct wsgi_request *) * uwsgi.max_fd);
-		if (!uwsgi.async_proto_fd_table) {
-			uwsgi_error("malloc()");
-			exit(1);
-		}
-		memset(uwsgi.async_proto_fd_table, 0, sizeof(struct wsgi_request *) * uwsgi.max_fd);
+		// optimization, this array maps file descriptor to requests
+		uwsgi.async_waiting_fd_table = uwsgi_calloc(sizeof(struct wsgi_request *) * uwsgi.max_fd);
+		uwsgi.async_proto_fd_table = uwsgi_calloc(sizeof(struct wsgi_request *) * uwsgi.max_fd);
 	}
 
 #ifdef UWSGI_DEBUG
@@ -2778,6 +2806,16 @@ next2:
 		}
 	}
 
+	uwsgi_worker_run();
+	// never here
+	_exit(0);
+
+}
+
+void uwsgi_worker_run() {
+
+	int i;
+
 	if (uwsgi.lazy || uwsgi.lazy_apps) {
 		uwsgi_init_all_apps();
 	}

core/writer.c

@@ -23,6 +23,28 @@ int uwsgi_response_add_expires(struct wsgi_request *wsgi_req, uint64_t t) {
 	return uwsgi_response_add_header(wsgi_req, "Expires", 7, expires, len); 
 }
 
+int uwsgi_response_add_date(struct wsgi_request *wsgi_req, char *hkey, uint16_t hlen, uint64_t t) {
+        // 30+1
+        char d[31];
+        int len = uwsgi_http_date((time_t) t, d);
+        if (!len) {
+                wsgi_req->write_errors++;
+                return -1;
+        }
+        return uwsgi_response_add_header(wsgi_req, hkey, hlen, d, len);
+}
+
+int uwsgi_response_add_last_modified(struct wsgi_request *wsgi_req, uint64_t t) {
+        // 30+1
+        char lm[31];
+        int len = uwsgi_http_date((time_t) t, lm);
+        if (!len) {
+                wsgi_req->write_errors++;
+                return -1;
+        }
+        return uwsgi_response_add_header(wsgi_req, "Last-Modified", 13, lm, len);
+}
+
 int uwsgi_response_add_content_range(struct wsgi_request *wsgi_req, uint64_t start, uint64_t end, uint64_t cl) {
         char buf[6+(sizeof(UMAX64_STR)*3)+4];
 	if (end == 0) {
@@ -86,6 +108,24 @@ error:
 }
 
 //each protocol has its header generator
+static int uwsgi_response_add_header_do(struct wsgi_request *wsgi_req, char *key, uint16_t key_len, char *value, uint16_t value_len) {
+        if (!wsgi_req->headers) {
+                wsgi_req->headers = uwsgi_buffer_new(uwsgi.page_size);
+                wsgi_req->headers->limit = UMAX16;
+        }
+
+        struct uwsgi_buffer *hh = wsgi_req->socket->proto_add_header(wsgi_req, key, key_len, value, value_len);
+        if (!hh) { wsgi_req->write_errors++ ; return -1;}
+        if (uwsgi_buffer_append(wsgi_req->headers, hh->buf, hh->pos)) goto error;
+        wsgi_req->header_cnt++;
+        uwsgi_buffer_destroy(hh);
+        return 0;
+error:
+        uwsgi_buffer_destroy(hh);
+        wsgi_req->write_errors++;
+        return -1;
+}
+
 int uwsgi_response_add_header(struct wsgi_request *wsgi_req, char *key, uint16_t key_len, char *value, uint16_t value_len) {
 
 	if (wsgi_req->headers_sent || wsgi_req->headers_size || wsgi_req->response_size || wsgi_req->write_errors) return -1;
@@ -105,21 +145,14 @@ int uwsgi_response_add_header(struct wsgi_request *wsgi_req, char *key, uint16_t
 		rh = rh->next;
 	}
 
-	if (!wsgi_req->headers) {
-		wsgi_req->headers = uwsgi_buffer_new(uwsgi.page_size);
-		wsgi_req->headers->limit = UMAX16;
-	}
+	return uwsgi_response_add_header_do(wsgi_req, key, key_len, value, value_len);
+}
 
-	struct uwsgi_buffer *hh = wsgi_req->socket->proto_add_header(wsgi_req, key, key_len, value, value_len);
-	if (!hh) { wsgi_req->write_errors++ ; return -1;}
-	if (uwsgi_buffer_append(wsgi_req->headers, hh->buf, hh->pos)) goto error;
-	wsgi_req->header_cnt++;
-	uwsgi_buffer_destroy(hh);
-	return 0;
-error:
-	uwsgi_buffer_destroy(hh);
-	wsgi_req->write_errors++;
-	return -1;
+int uwsgi_response_add_header_force(struct wsgi_request *wsgi_req, char *key, uint16_t key_len, char *value, uint16_t value_len) {
+
+        if (wsgi_req->headers_sent || wsgi_req->headers_size || wsgi_req->response_size || wsgi_req->write_errors) return -1;
+
+        return uwsgi_response_add_header_do(wsgi_req, key, key_len, value, value_len);
 }
 
 int uwsgi_response_write_headers_do(struct wsgi_request *wsgi_req) {
@@ -176,8 +209,27 @@ int uwsgi_response_write_body_do(struct wsgi_request *wsgi_req, char *buf, size_
 
 	if (wsgi_req->write_errors) return -1;
 
-	// do not commit headers until a response_buffer is available
-	if (!wsgi_req->response_buffer && !wsgi_req->headers_sent) {
+	// if the transformation chain returns 1, we are in buffering mode
+	if (wsgi_req->transformed_chunk_len == 0 && wsgi_req->transformations) {
+		int t_ret = uwsgi_apply_transformations(wsgi_req, buf, len);
+		if (t_ret == 0) {
+			buf = wsgi_req->transformed_chunk;
+			len = wsgi_req->transformed_chunk_len;
+			// reset transformation
+			wsgi_req->transformed_chunk = NULL;
+			wsgi_req->transformed_chunk_len = 0;
+			goto write;
+		}
+		if (t_ret == 1) {
+			return UWSGI_OK;
+		}
+		wsgi_req->write_errors++;
+		return -1;
+	}
+
+write:
+	// send headers if not already sent
+	if (!wsgi_req->headers_sent) {
 		int ret = uwsgi_response_write_headers_do(wsgi_req);
                 if (ret == UWSGI_OK) goto sendbody;
                 if (ret == UWSGI_AGAIN) return UWSGI_AGAIN;
@@ -189,14 +241,6 @@ sendbody:
 
 	if (len == 0) return UWSGI_OK;
 	
-	if (wsgi_req->response_buffer) {
-		if (uwsgi_buffer_append(wsgi_req->response_buffer, buf, len)) {
-			wsgi_req->write_errors++;
-			return -1;
-		}
-		return UWSGI_OK;
-	}
-
 	for(;;) {
 		int ret = wsgi_req->socket->proto_write(wsgi_req, buf, len);
 		if (ret < 0) {

core/zlib.c

@@ -1,6 +1,11 @@
 #include <uwsgi.h>
 
-static char gzheader[10] = { 0x1f, 0x8b, Z_DEFLATED, 0, 0, 0, 0, 0, 0, 3 };
+char gzheader[10] = { 0x1f, 0x8b, Z_DEFLATED, 0, 0, 0, 0, 0, 0, 3 };
+
+char *uwsgi_gzip_chunk(z_stream *z, uint32_t *crc32, char *buf, size_t len, size_t *dlen) {
+	uwsgi_crc32(crc32, buf, len);
+	return uwsgi_deflate(z, buf, len, dlen);
+}
 
 struct uwsgi_buffer *uwsgi_gzip(char *buf, size_t len) {
 	z_stream z;
@@ -49,6 +54,29 @@ int uwsgi_deflate_init(z_stream *z, char *dict, size_t dict_len) {
 	return 0;
 }
 
+int uwsgi_gzip_prepare(z_stream *z, char *dict, size_t dict_len, uint32_t *crc32) {
+	uwsgi_crc32(crc32, NULL, 0);
+	if (uwsgi_deflate_init(z, NULL, 0)) return -1;
+	return 0;
+}
+
+// fix and free a gzip stream
+int uwsgi_gzip_fix(z_stream *z, uint32_t crc32, struct uwsgi_buffer *ub, size_t len) {
+	size_t dlen0 = 0;
+	char *gzipped0 = uwsgi_deflate(z, NULL, 0, &dlen0);
+        if (!gzipped0) goto end;
+	if (uwsgi_buffer_append(ub, gzipped0, dlen0)) goto end;
+	free(gzipped0);
+	if (uwsgi_buffer_u32le(ub, crc32)) goto end;
+        if (uwsgi_buffer_u32le(ub, len)) goto end;
+	deflateEnd(z);
+	return 0;
+end:
+	if (gzipped0) free(gzipped0);
+	deflateEnd(z);
+	return -1;
+}
+
 
 char *uwsgi_deflate(z_stream *z, char *buf, size_t len, size_t *dlen) {
 

plugins/airbrake/airbrake_plugin.c

@@ -0,0 +1,294 @@
+#include <uwsgi.h>
+#include <libxml/parser.h>
+#include <curl/curl.h>
+
+extern struct uwsgi_server uwsgi;
+
+struct uwsgi_airbrake_config {
+	int first;
+	char *arg;
+	char *apikey;
+	char *env;
+};
+
+struct uwsgi_airbrake_opt {
+	char *name;
+	CURLoption option;
+	void (*func)(CURL *, CURLoption, char *, struct uwsgi_airbrake_config*);
+};
+
+static void uwsgi_airbrake_ssl(CURL *curl, CURLoption option, char *arg, struct uwsgi_airbrake_config *uacc) {
+	curl_easy_setopt(curl, option, (long)CURLUSESSL_ALL);
+}
+
+static void uwsgi_airbrake_int(CURL *curl, CURLoption option, char *arg, struct uwsgi_airbrake_config *uacc) {
+        curl_easy_setopt(curl, option, atoi(arg));
+}
+
+static void uwsgi_airbrake_set_apikey(CURL *curl, CURLoption option, char *arg, struct uwsgi_airbrake_config *uacc) {
+	uacc->apikey = arg;
+}
+
+static void uwsgi_airbrake_set_env(CURL *curl, CURLoption option, char *arg, struct uwsgi_airbrake_config *uacc) {
+	uacc->env = arg;
+}
+
+static struct uwsgi_airbrake_opt uaco[] = {
+	{"url", CURLOPT_URL, NULL},
+	{"apikey", 0, uwsgi_airbrake_set_apikey},
+	{"env", 0, uwsgi_airbrake_set_env},
+	{"ssl", CURLOPT_USE_SSL, uwsgi_airbrake_ssl},
+	{"timeout", CURLOPT_TIMEOUT, uwsgi_airbrake_int},
+	{"conn_timeout", CURLOPT_CONNECTTIMEOUT, uwsgi_airbrake_int},
+	{NULL, 0, NULL},
+};
+
+static void uwsgi_airbrake_setopt(CURL *curl, char *opt, struct uwsgi_airbrake_config *uacc) {
+	struct uwsgi_airbrake_opt *o = uaco;
+	char *equal = strchr(opt,'=');
+	if (!equal) {
+		if (!uacc->first) {
+			curl_easy_setopt(curl, CURLOPT_URL, opt);
+			uacc->first = 1;
+		}
+		return;
+	}
+	uacc->first = 1;
+	*equal = 0;
+	while(o->name) {
+		if (!strcmp(o->name, opt)) {
+			if (o->func) {
+				o->func(curl, o->option, equal+1, uacc);
+			}
+			else {
+				curl_easy_setopt(curl, o->option, equal+1);
+			}
+			goto end;
+		}
+		o++;
+	}
+end:
+	*equal = '=';
+}
+
+char *uwsgi_format_airbrake_backtrace(struct uwsgi_thread *ut) {
+
+	struct uwsgi_airbrake_config *uacc = (struct uwsgi_airbrake_config *) ut->data;
+
+	xmlChar *xmlbuff;
+	int buffersize;
+	xmlDocPtr doc = NULL;
+	xmlNodePtr notice_node = NULL, node = NULL, line_node = NULL, errnode = NULL;
+	char *msg = NULL;
+
+	doc = xmlNewDoc(BAD_CAST "1.0");
+	notice_node = xmlNewNode(NULL, BAD_CAST "notice");
+	xmlNewProp(notice_node, BAD_CAST "version", BAD_CAST "2.3");
+	xmlDocSetRootElement(doc, notice_node);
+
+	xmlNewChild(notice_node, NULL, BAD_CAST "api-key", BAD_CAST uacc->apikey);
+
+	node = xmlNewChild(notice_node, NULL, BAD_CAST "notifier", NULL);
+	xmlNewChild(node, NULL, BAD_CAST "name", BAD_CAST "uWSGI");
+	xmlNewChild(node, NULL, BAD_CAST "version", BAD_CAST UWSGI_VERSION);
+	xmlNewChild(node, NULL, BAD_CAST "url", BAD_CAST "https://github.com/unbit/uwsgi");
+
+	// request env
+	node = xmlNewChild(notice_node, NULL, BAD_CAST "request", NULL);
+	node = xmlNewChild(node, NULL, BAD_CAST "cgi-data", NULL);
+
+	line_node = xmlNewChild(node, NULL, BAD_CAST "var", BAD_CAST UWSGI_VERSION);
+	xmlNewProp(line_node, BAD_CAST "key", BAD_CAST "uwsgi_version");
+
+	line_node = xmlNewChild(node, NULL, BAD_CAST "var", BAD_CAST __VERSION__);
+	xmlNewProp(line_node, BAD_CAST "key", BAD_CAST "compiled_with_version");
+
+	struct utsname uuts;
+#ifdef __sun__
+	if (uname(&uuts) < 0) {
+#else
+	if (uname(&uuts)) {
+#endif
+		uwsgi_error("uname()");
+	}
+	else {
+		line_node = xmlNewChild(node, NULL, BAD_CAST "var", BAD_CAST uuts.sysname);
+		xmlNewProp(line_node, BAD_CAST "key", BAD_CAST "os_sysname");
+
+		char *os_version = uwsgi_concat3(uuts.release, "-", uuts.version);
+		line_node = xmlNewChild(node, NULL, BAD_CAST "var", BAD_CAST os_version);
+		xmlNewProp(line_node, BAD_CAST "key", BAD_CAST "os_version");
+		free(os_version);
+
+		line_node = xmlNewChild(node, NULL, BAD_CAST "var", BAD_CAST uuts.machine);
+		xmlNewProp(line_node, BAD_CAST "key", BAD_CAST "machine");
+
+		line_node = xmlNewChild(node, NULL, BAD_CAST "var", BAD_CAST uuts.nodename);
+		xmlNewProp(line_node, BAD_CAST "key", BAD_CAST "nodename");
+
+	}
+	// end request env
+
+	node = xmlNewChild(notice_node, NULL, BAD_CAST "server-environment", NULL);
+	xmlNewChild(node, NULL, BAD_CAST "app-version", BAD_CAST UWSGI_VERSION);
+	if (uacc->env) {
+		xmlNewChild(node, NULL, BAD_CAST "environment-name", BAD_CAST uacc->env);
+	}
+	else {
+		xmlNewChild(node, NULL, BAD_CAST "environment-name", BAD_CAST UWSGI_VERSION);
+	}
+
+	errnode = xmlNewChild(notice_node, NULL, BAD_CAST "error", NULL);
+	xmlNewChild(errnode, NULL, BAD_CAST "class", BAD_CAST "RuntimeError");
+	node = xmlNewChild(errnode, NULL, BAD_CAST "backtrace", NULL);
+
+	char *ctx = NULL;
+	char *text = uwsgi_str(ut->buf);
+	char *p = strtok_r(text, "\n", &ctx);
+	while (p) {
+		// skip log messages
+		if (!uwsgi_startswith(p, "***", 3))
+			goto next;
+		// backtrace line looks like this: uwsgi(simple_loop_run+0xc5) [0x451555]
+		// we take binary/lib as filename
+		// and extract method name from remaining string
+		char *n = strchr(p, '(');
+		if (n) {
+			*n = 0;
+
+			char *pls = strchr(n+1, '+');
+			if (pls) {
+				*pls = 0;
+			}
+
+			if (!strcmp("uwsgi_backtrace", n+1) || !strcmp("what_i_am_doing", n+1)) {
+				goto next;
+			}
+			else if (!strcmp("uwsgi_fpe", n+1)) {
+				msg = uwsgi_concat4("uWSGI FPE at ", n+1, " in ", p);
+				goto next;
+			}
+
+			if (!msg) {
+				if (strlen(n+1)) {
+					msg = uwsgi_concat4("uWSGI segfault at ", n+1, " in ", p);
+				}
+				else {
+					// method name might be missing
+					msg = uwsgi_concat2("uWSGI segfault in ", p);
+				}
+			}
+
+			// skip empty lines
+			if (!p)
+				goto next;
+
+			line_node = xmlNewChild(node, NULL, BAD_CAST "line", NULL);
+
+			if ((n+1)[0] == ')') {
+				xmlNewProp(line_node, BAD_CAST "method", BAD_CAST "()");
+			}
+			else {
+				xmlNewProp(line_node, BAD_CAST "method", BAD_CAST n+1);
+			}
+
+			xmlNewProp(line_node, BAD_CAST "file", BAD_CAST p);
+
+			//xmlNewProp(line_node, BAD_CAST "number", BAD_CAST "0");
+		}
+next:
+		p = strtok_r(NULL, "\n", &ctx);
+	}
+
+	xmlNewChild(errnode, NULL, BAD_CAST "message", BAD_CAST msg);
+
+	xmlDocDumpFormatMemory(doc, &xmlbuff, &buffersize, 1);
+
+	xmlFreeDoc(doc);
+	xmlCleanupParser();
+	xmlMemoryDump();
+	free(msg);
+	free(text);
+
+	return (char *) xmlbuff;
+}
+
+
+static void uwsgi_airbrake_loop(struct uwsgi_thread *ut) {
+	int interesting_fd;
+	ut->buf = uwsgi_malloc(uwsgi.log_master_bufsize);
+
+	CURL *curl = curl_easy_init();
+	// ARGH !!!
+	if (!curl) return;
+
+	curl_easy_setopt(curl, CURLOPT_CONNECTTIMEOUT, uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT]);
+	curl_easy_setopt(curl, CURLOPT_TIMEOUT, uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT]);
+	curl_easy_setopt(curl, CURLOPT_READFUNCTION, NULL);
+	curl_easy_setopt(curl, CURLOPT_READDATA, ut);
+	curl_easy_setopt(curl, CURLOPT_POST, 1L);
+	struct curl_slist *expect = NULL; expect = curl_slist_append(expect, "Expect:");
+	curl_easy_setopt(curl, CURLOPT_HTTPHEADER, expect);
+
+	struct uwsgi_airbrake_config *uacc = (struct uwsgi_airbrake_config *) ut->data;
+	char *opts = uwsgi_str(uacc->arg);
+
+	// fill curl options
+	char *ctx = NULL;
+	char *p = strtok_r(opts, ";", &ctx);
+	while(p) {
+		uwsgi_airbrake_setopt(curl, uwsgi_str(p), uacc);
+		p = strtok_r(NULL, ";", &ctx);
+	}
+
+	for(;;) {
+		int ret = event_queue_wait(ut->queue, -1, &interesting_fd);
+		if (ret < 0) return;
+		if (ret == 0) continue;
+		if (interesting_fd != ut->pipe[1]) continue;
+		ssize_t rlen = read(ut->pipe[1], ut->buf, uwsgi.log_master_bufsize);
+		if (rlen <= 0) continue;
+		ut->pos = 0;
+		ut->len = (size_t) rlen;
+		ut->custom0 = 0;
+
+		char *notice = uwsgi_format_airbrake_backtrace(ut);
+
+		curl_slist_append(expect, "Accept: */*");
+		curl_slist_append(expect, "Content-Type: text/xml; charset=utf-8");
+		curl_easy_setopt(curl, CURLOPT_HTTPHEADER, expect);
+		curl_easy_setopt(curl, CURLOPT_POSTFIELDS, notice);
+		curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, strlen(notice));
+
+		curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE, (curl_off_t) ut->len);
+		CURLcode res = curl_easy_perform(curl);
+		if (res != CURLE_OK) {
+			uwsgi_log_alarm("-curl] curl_easy_perform() failed: %s\n", curl_easy_strerror(res));
+		}
+		free(notice);
+	}
+}
+
+static void uwsgi_airbrake_init(struct uwsgi_alarm_instance *uai) {
+	struct uwsgi_thread *ut = uwsgi_thread_new(uwsgi_airbrake_loop);
+	if (!ut) return;
+	uai->data_ptr = ut;
+	struct uwsgi_airbrake_config *uacc = uwsgi_calloc(sizeof(struct uwsgi_airbrake_config));
+	uacc->arg = uai->arg;
+	ut->data = uacc;
+}
+
+static void uwsgi_airbrake_func(struct uwsgi_alarm_instance *uai, char *msg, size_t len) {
+	struct uwsgi_thread *ut = (struct uwsgi_thread *) uai->data_ptr;
+	ut->rlen = write(ut->pipe[0], msg, len);
+}
+
+static void uwsgi_airbrake_load(void) {
+	uwsgi_register_alarm("airbrake", uwsgi_airbrake_init, uwsgi_airbrake_func);
+}
+
+struct uwsgi_plugin airbrake_plugin = {
+	.name = "airbrake",
+	.on_load = uwsgi_airbrake_load,
+};
+

plugins/airbrake/uwsgiplugin.py

@@ -0,0 +1,9 @@
+from uwsgiconfig import spcall
+
+NAME='airbrake'
+
+CFLAGS = [spcall('xml2-config --cflags')]
+LDFLAGS = []
+LIBS = ['-lcurl', spcall('xml2-config --libs')]
+GCC_LIST = ['airbrake_plugin']
+

plugins/alarm_curl/alarm_curl_plugin.c

@@ -1,4 +1,4 @@
-#include "../../uwsgi.h"
+#include <uwsgi.h>
 #include <curl/curl.h>
 
 extern struct uwsgi_server uwsgi;
@@ -168,7 +168,8 @@ static void uwsgi_alarm_curl_loop(struct uwsgi_thread *ut) {
 
 	for(;;) {
 		int ret = event_queue_wait(ut->queue, -1, &interesting_fd);	
-		if (ret <= 0) continue;
+		if (ret < 0) return;
+		if (ret == 0) continue;
 		if (interesting_fd != ut->pipe[1]) continue;
 		ssize_t rlen = read(ut->pipe[1], ut->buf, uwsgi.log_master_bufsize);
 		if (rlen <= 0) continue;

plugins/corerouter/corerouter.c

@@ -293,18 +293,17 @@ void corerouter_close_peer(struct uwsgi_corerouter *ucr, struct corerouter_peer
 #endif
         }
 
-	
 	if (peer->failed) {
 		
 		if (peer->soopt) {
                         if (!ucr->quiet)
-                                uwsgi_log("[uwsgi-%s] unable to connect() to node \"%.*s\": %s\n", ucr->short_name, (int) peer->instance_address_len, peer->instance_address, strerror(peer->soopt));
+                                uwsgi_log("[uwsgi-%s] unable to connect() to node \"%.*s\" (%d retries): %s\n", ucr->short_name, (int) peer->instance_address_len, peer->instance_address, peer->retries, strerror(peer->soopt));
                 }
                 else if (peer->timed_out) {
                         if (peer->instance_address_len > 0) {
                                 if (peer->connecting) {
                                         if (!ucr->quiet)
-                                                uwsgi_log("[uwsgi-%s] unable to connect() to node \"%.*s\": timeout\n", ucr->short_name, (int) peer->instance_address_len, peer->instance_address);
+                                                uwsgi_log("[uwsgi-%s] unable to connect() to node \"%.*s\" (%d retries): timeout\n", ucr->short_name, (int) peer->instance_address_len, peer->instance_address, peer->retries);
                                 }
                         }
                 }

plugins/coroae/coroae.c

@@ -154,9 +154,14 @@ XS(XS_coroae_accept_request) {
 
 request:
 
+#ifdef UWSGI_ROUTING
+        if (uwsgi_apply_routes(wsgi_req) == UWSGI_ROUTE_BREAK) {
+                goto end;
+        }
+#endif
+
         for(;;) {
-                wsgi_req->async_status = uwsgi.p[wsgi_req->uh->modifier1]->request(wsgi_req);
-                if (wsgi_req->async_status <= UWSGI_OK) {
+                if (uwsgi.p[wsgi_req->uh->modifier1]->request(wsgi_req)) {
                         goto end;
                 }
                 wsgi_req->switches++;

plugins/fiber/fiber.c

@@ -16,8 +16,7 @@ struct uwsgi_option fiber_options[] = {
 
 
 VALUE uwsgi_fiber_request() {
-	uwsgi.wsgi_req->async_status = uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->request(uwsgi.wsgi_req);
-	uwsgi.wsgi_req->suspended = 0;
+	async_schedule_to_req_green();
 	return Qnil;
 }
 
@@ -32,30 +31,43 @@ VALUE rb_fiber_schedule_to_req() {
 
         rb_fiber_resume(ufiber.fib[id], 0, NULL);
 
-        if (uwsgi.wsgi_req->suspended) {
-                uwsgi.wsgi_req->async_status = UWSGI_AGAIN;
-        }
-
 	return Qnil;
 }
 
 static void fiber_schedule_to_req() {
 
 	int id = uwsgi.wsgi_req->async_id;
+	uint8_t modifier1 = uwsgi.wsgi_req->uh->modifier1;
+
+	// call it in the main core
+        if (uwsgi.p[modifier1]->suspend) {
+                uwsgi.p[modifier1]->suspend(NULL);
+        }
 
 	int error = 0;
 	rb_protect(rb_fiber_schedule_to_req, 0, &error);
+
+	// call it in the main core
+        if (uwsgi.p[modifier1]->resume) {
+                uwsgi.p[modifier1]->resume(NULL);
+        }
+
 	if (error) {
 		rack_plugin.exception_log(NULL);
 		rb_gc_unregister_address(&ufiber.fib[id]);
-		uwsgi.wsgi_req->async_status = UWSGI_OK;
 	}
 
 }
 
 static void fiber_schedule_to_main(struct wsgi_request *wsgi_req) {
 
+	if (uwsgi.p[wsgi_req->uh->modifier1]->suspend) {
+                uwsgi.p[wsgi_req->uh->modifier1]->suspend(wsgi_req);
+        }
 	rb_fiber_yield(0, NULL);
+	if (uwsgi.p[wsgi_req->uh->modifier1]->resume) {
+                uwsgi.p[wsgi_req->uh->modifier1]->resume(wsgi_req);
+        }
 	uwsgi.wsgi_req = wsgi_req;
 }
 

plugins/gccgo/gccgo_plugin.c

@@ -0,0 +1,196 @@
+#include <uwsgi.h>
+
+/*
+
+	Soon before official Go 1.1, we understand supporting Go in a fork() heavy
+	environment was not blessed by the Go community.
+
+	Instead of completely dropping support for Go, we studied how the gccgo project works and we
+	decided it was a better approach for uWSGI.
+
+	This new plugin works by initializing a new "go runtime" after each fork().
+
+	The runtime calls the Go main function (developed by the user), and pass the whole
+	uWSGI control to it.
+	
+	the uwsgi.Run() go function directly calls the uwsgi_takeover() function (it automatically
+	manages mules, spoolers and workers)
+
+	As well as before each core maps to a goroutine mapped to a real pthread. (goroutines called
+	from your apps are native goroutines)
+
+*/
+
+extern struct uwsgi_server uwsgi;
+struct uwsgi_plugin gccgo_plugin;
+
+struct uwsgi_gccgo{
+	struct uwsgi_string_list *libs;
+	char *args;
+} ugccgo;
+
+/*
+static void uwsgi_opt_setup_goroutines(char *opt, char *value, void *foobar) {
+        // set async mode
+        uwsgi_opt_set_int(opt, value, &uwsgi.async);
+        // set loop engine
+        uwsgi.loop = "goroutines";
+}
+*/
+
+struct uwsgi_option uwsgi_gccgo_options[] = {
+	{"go-load", required_argument, 0, "load a go shared library in the process address space, eventually patching main.main and __go_init_main", uwsgi_opt_add_string_list, &ugccgo.libs, 0},
+	{"gccgo-load", required_argument, 0, "load a go shared library in the process address space, eventually patching main.main and __go_init_main", uwsgi_opt_add_string_list, &ugccgo.libs, 0},
+	{"go-args", required_argument, 0, "set go commandline arguments", uwsgi_opt_set_str, &ugccgo.args, 0},
+	{"gccgo-args", required_argument, 0, "set go commandline arguments", uwsgi_opt_set_str, &ugccgo.args, 0},
+ //       {"goroutines", required_argument, 0, "a shortcut setting optimal options for goroutine-based apps, takes the number of goroutines to spawn as argument", uwsgi_opt_setup_goroutines, NULL, UWSGI_OPT_THREADS},
+        {0, 0, 0, 0, 0, 0, 0},
+
+};
+
+// no_split_stack is the key to avoid crashing !!!
+void* runtime_m(void) __attribute__ ((noinline, no_split_stack));
+
+void runtime_check(void);
+void runtime_args(int, char **);
+void runtime_osinit(void);
+void runtime_schedinit(void);
+void *__go_go(void *, void *);
+void runtime_main(void);
+void runtime_mstart(void *);
+
+extern void uwsgigo_request(void *, void *) __asm__ ("go.uwsgi.RequestHandler");
+extern void* uwsgigo_env(void *) __asm__ ("go.uwsgi.Env");
+extern void* uwsgigo_env_add(void *, void *, uint16_t, void *, uint16_t) __asm__ ("go.uwsgi.EnvAdd");
+extern void uwsgigo_run_core(int) __asm__ ("go.uwsgi.RunCore");
+extern void uwsgigo_signal_handler(void *, uint8_t) __asm__ ("go.uwsgi.SignalHandler");
+//extern void uwsgigo_loop(void) __asm__ ("go.uwsgi.Loop");
+
+static void mainstart(void *arg __attribute__((unused))) {
+	runtime_main();
+}
+
+void uwsgigo_main_main(void) __asm__ ("main.main");
+void uwsgigo_main_init(void) __asm__ ("__go_init_main");
+
+void (*uwsgigo_hook_init)(void);
+void (*uwsgigo_hook_main)(void);
+
+void uwsgigo_main_init(void) {
+	uwsgigo_hook_init();
+}
+
+void uwsgigo_main_main(void) {
+	uwsgigo_hook_main();
+}
+
+int uwsgi_gccgo_helper_request_body_read(struct wsgi_request *wsgi_req, char *p, uint64_t len) {
+	ssize_t rlen = 0;
+	char *buf = uwsgi_request_body_read(wsgi_req, len, &rlen);
+	if (buf == uwsgi.empty) {
+		return 0;
+	}
+	else if (buf == NULL) {
+		return -1;
+	}
+	memcpy(p, buf, rlen);
+	return (int) rlen;
+}
+
+int uwsgi_gccgo_helper_register_signal(uint8_t signum, char *receiver, void *handler) {
+	return uwsgi_register_signal(signum, receiver, handler, gccgo_plugin.modifier1);
+}
+
+static void uwsgi_gccgo_initialize() {
+	struct uwsgi_string_list *usl = ugccgo.libs;
+	while(usl) {
+		void *handle = dlopen(usl->value, RTLD_NOW | RTLD_GLOBAL);
+		if (!handle) {
+			uwsgi_log("unable to open go shared library: %s\n", dlerror());
+			exit(1);
+		}
+		uwsgi_log("[uwsgi-gccgo] loaded %s\n", usl->value);
+		uwsgigo_hook_init = dlsym(handle, "__go_init_main");
+		uwsgigo_hook_main = dlsym(handle, "main.main");
+		usl = usl->next;
+	}
+
+	if (!uwsgigo_hook_init || !uwsgigo_hook_main) {
+		return;
+	}
+
+	// Go runtime initialization
+	int argc = 0;
+	if (ugccgo.args) {
+        	char *argv_list = uwsgi_str(ugccgo.args);
+                char *p = strtok(argv_list, " ");
+                while(p) {
+			argc++;
+                        p = strtok(NULL, " ");
+                }
+		free(argv_list);
+        }
+        runtime_check();
+	if (argc > 0) {
+		char **argv = uwsgi_calloc(sizeof(char *) * (argc + 1));
+		char *argv_list = uwsgi_str(ugccgo.args);
+		char *p = strtok(argv_list, " ");
+		int n = 0;
+                while(p) {
+			argv[n] = p;
+			n++;
+                        p = strtok(NULL, " ");
+                }
+        	runtime_args(argc, argv);
+	}
+	else {
+		char *argv[2] = {0,0};
+        	runtime_args(0, argv);
+	}
+        runtime_osinit();
+        runtime_schedinit();
+        __go_go(mainstart, NULL);
+        runtime_mstart(runtime_m());
+	// never here
+}
+
+static int uwsgi_gccgo_request(struct wsgi_request *wsgi_req) {
+	/* Standard GO request */
+        if (!wsgi_req->uh->pktsize) {
+                uwsgi_log("Empty GO request. skip.\n");
+                return -1;
+        }
+
+        if (uwsgi_parse_vars(wsgi_req)) {
+                return -1;
+        }
+
+	wsgi_req->async_environ = uwsgigo_env(wsgi_req);
+	int i;
+        for(i=0;i<wsgi_req->var_cnt;i++) {
+                uwsgigo_env_add(wsgi_req->async_environ, wsgi_req->hvec[i].iov_base,  wsgi_req->hvec[i].iov_len, wsgi_req->hvec[i+1].iov_base, wsgi_req->hvec[i+1].iov_len);
+                i++;
+        }
+	uwsgigo_request(wsgi_req->async_environ, wsgi_req);
+	return UWSGI_OK;
+}
+
+static void uwsgi_gccgo_after_request(struct wsgi_request *wsgi_req) {
+	log_request(wsgi_req);
+}
+
+static int uwsgi_gccgo_signal_handler(uint8_t signum, void *handler) {
+        uwsgigo_signal_handler(handler, signum);
+	return 0;
+}
+
+struct uwsgi_plugin gccgo_plugin = {
+        .name = "gccgo",
+        .modifier1 = 11,
+	.options = uwsgi_gccgo_options,
+	//.on_load = uwsgi_gccgo_on_load,
+        .request = uwsgi_gccgo_request,
+        .after_request = uwsgi_gccgo_after_request,
+        .post_fork = uwsgi_gccgo_initialize,
+	.signal_handler = uwsgi_gccgo_signal_handler,
+};

plugins/gccgo/uwsgi.go

@@ -0,0 +1,118 @@
+package uwsgi
+
+import (
+	"strings"
+	"net/http"
+	"net/http/cgi"
+	"io"
+)
+
+
+//extern uwsgi_takeover
+func uwsgi_takeover()
+//extern uwsgi_response_write_body_do
+func uwsgi_response_write_body_do(*interface{}, *byte, uint64) int
+//extern uwsgi_response_prepare_headers_int
+func uwsgi_response_prepare_headers_int(*interface{}, int) int
+//extern uwsgi_response_add_header
+func uwsgi_response_add_header(*interface{}, *byte, uint16, *byte, uint16) int
+//extern uwsgi_gccgo_helper_request_body_read
+func uwsgi_request_body_read(*interface{}, *byte, uint64) int
+//extern uwsgi_gccgo_helper_register_signal
+func uwsgi_register_signal(uint8, *byte, func(uint8)) int
+
+var uwsgi_signals_gc [256]func(uint8)
+
+func Env(wsgi_req *interface{}) *map[string]string {
+	var env map[string]string
+        env = make(map[string]string)
+	return &env
+}
+
+func EnvAdd(env *map[string]string, k *[65536]byte, kl uint16, v *[65536]byte, vl uint16) {
+	(*env)[ string((*k)[0:kl]) ] = string((*v)[0:vl])
+}
+
+type ResponseWriter struct {
+        r       *http.Request
+        wsgi_req *interface{}
+        headers      http.Header
+        wroteHeader bool
+}
+
+func (w *ResponseWriter) Write(p []byte) (n int, err error) {
+        if !w.wroteHeader {
+                w.WriteHeader(http.StatusOK)
+        }
+        uwsgi_response_write_body_do(w.wsgi_req, &p[0], uint64(len(p)))
+        return len(p), err
+}
+
+func (w *ResponseWriter) WriteHeader(status int) {
+        uwsgi_response_prepare_headers_int(w.wsgi_req, status )
+        if w.headers.Get("Content-Type") == "" {
+                w.headers.Set("Content-Type", "text/html; charset=utf-8")
+        }
+        for k := range w.headers {
+                for _, v := range w.headers[k] {
+                        v = strings.NewReplacer("\n", " ", "\r", " ").Replace(v)
+                        v = strings.TrimSpace(v)
+			kb := []byte(k)
+			vb := []byte(v)
+                        uwsgi_response_add_header(w.wsgi_req, &kb[0], uint16(len(k)), &vb[0], uint16(len(v)))
+                }
+        }
+        w.wroteHeader = true
+}
+
+func (w *ResponseWriter) Header() http.Header {
+        return w.headers
+}
+
+
+type BodyReader struct {
+        wsgi_req *interface{}
+}
+
+// there is no close in request body
+func (br *BodyReader) Close() error {
+        return nil
+}
+
+func (br *BodyReader) Read(p []byte) (n int, err error) {
+	var rlen int = uwsgi_request_body_read(br.wsgi_req, &p[0], uint64(len(p)))
+	if (rlen == 0) {
+		err = io.EOF;
+		return 0, err
+	} else if (rlen == -1) {
+		err = io.ErrUnexpectedEOF
+		return 0, err
+	}
+	return rlen, err
+}
+
+func RequestHandler(env *map[string]string, wsgi_req *interface{}) {
+        httpReq, err := cgi.RequestFromMap(*env)
+        if err == nil {
+                httpReq.Body = &BodyReader{wsgi_req}
+                w := ResponseWriter{httpReq, wsgi_req,http.Header{},false}
+                http.DefaultServeMux.ServeHTTP(&w, httpReq)
+        }
+}
+
+func RegisterSignal(signum uint8, receiver string, handler func(uint8)) bool {
+	var b []byte = []byte(receiver)
+	if (uwsgi_register_signal(signum, &b[0], handler) < 0) {
+		return false
+	}
+	uwsgi_signals_gc[signum] = handler
+	return true
+}
+
+func SignalHandler(handler func(uint8), signum uint8) {
+	handler(signum)
+}
+
+func Run() {
+	uwsgi_takeover()
+}

plugins/gevent/gevent.c

@@ -29,7 +29,7 @@ PyObject *py_uwsgi_gevent_graceful(PyObject *self, PyObject *args) {
 
 	uwsgi_log("Gracefully killing worker %d (pid: %d)...\n", uwsgi.mywid, uwsgi.mypid);
         uwsgi.workers[uwsgi.mywid].manage_next_request = 0;
-	
+
 	uwsgi_log_verbose("stopping gevent signals watchers for worker %d (pid: %d)...\n", uwsgi.mywid, uwsgi.mypid);
 	PyObject_CallMethod(ugevent.my_signal_watcher, "stop", NULL);
 	PyObject_CallMethod(ugevent.signal_watcher, "stop", NULL);
@@ -54,7 +54,16 @@ PyObject *py_uwsgi_gevent_graceful(PyObject *self, PyObject *args) {
 
 	if (running_cores > 0) {
 		uwsgi_log_verbose("waiting for %d running requests on worker %d (pid: %d)...\n", running_cores, uwsgi.mywid, uwsgi.mypid);
-	}
+	} else {
+            // no need to worry about freeing memory
+            PyObject *uwsgi_dict = get_uwsgi_pydict("uwsgi");
+            if (uwsgi_dict) {
+              PyObject *ae = PyDict_GetItemString(uwsgi_dict, "atexit");
+              if (ae) {
+                python_call(ae, PyTuple_New(0), 0, NULL);
+              }
+            }
+        }
 
 	Py_INCREF(Py_None);
 	return Py_None;
@@ -242,8 +251,7 @@ request:
 #endif
 
 	for(;;) {
-		wsgi_req->async_status = uwsgi.p[wsgi_req->uh->modifier1]->request(wsgi_req);
-		if (wsgi_req->async_status <= UWSGI_OK) {
+		if (uwsgi.p[wsgi_req->uh->modifier1]->request(wsgi_req) <= UWSGI_OK) {
 			goto end;
 		}
 		wsgi_req->switches++;
@@ -259,6 +267,28 @@ end2:
 	uwsgi_close_request(wsgi_req);
 	free_req_queue;
 
+
+	if (uwsgi.workers[uwsgi.mywid].manage_next_request == 0) {
+		int running_cores = 0;
+		int i;
+          for(i=0;i<uwsgi.async;i++) {
+            if (uwsgi.workers[uwsgi.mywid].cores[i].in_request) {
+              running_cores++;
+            }
+          }
+
+          if (running_cores == 0) {
+            // no need to worry about freeing memory
+            PyObject *uwsgi_dict = get_uwsgi_pydict("uwsgi");
+            if (uwsgi_dict) {
+              PyObject *ae = PyDict_GetItemString(uwsgi_dict, "atexit");
+              if (ae) {
+                python_call(ae, PyTuple_New(0), 0, NULL);
+              }
+            }
+          }
+        }
+
 	Py_INCREF(Py_None);
 	return Py_None;
 

plugins/go/go_plugin.c

@@ -1,4 +1,4 @@
-#include "../../uwsgi.h"
+#include <uwsgi.h>
 
 extern struct uwsgi_server uwsgi;
 
@@ -48,9 +48,6 @@ static int uwsgi_go_init() {
 
 	uwsgi_log("Go version \"%s\" initialized\n", uwsgi_go_helper_version_c());
 
-	// call PostInit()
-	uwsgi_go_helper_post_init_c();
-
 	return 0;
 }
 
@@ -80,9 +77,7 @@ static int uwsgi_go_request(struct wsgi_request *wsgi_req) {
 }
 
 static void uwsgi_go_after_request(struct wsgi_request *wsgi_req) {
-
         log_request(wsgi_req);
-
 }
 
 static int uwsgi_go_signal_handler(uint8_t signum, void *handler) {
@@ -101,11 +96,18 @@ static void uwsgi_go_on_load() {
 	uwsgi_register_loop("goroutines", goroutines_loop);
 }
 
+static void uwsgi_go_call_init_hook() {
+	if (uwsgi_go_helper_post_init_c) {
+		uwsgi_go_helper_post_init_c();
+	}
+}
+
 struct uwsgi_plugin go_plugin = {
 	.name = "go",
 	.modifier1 = 11,
 	.request = uwsgi_go_request,
 	.after_request = uwsgi_go_after_request,
+	.preinit_apps = uwsgi_go_call_init_hook,
 	.post_fork = uwsgi_go_post_fork,
 	.init = uwsgi_go_init,
 	.signal_handler = uwsgi_go_signal_handler,

plugins/go/src/uwsgi/uwsgi.go

@@ -411,10 +411,10 @@ func uwsgi_go_helper_run_core(core_id int) {
 	the main function, running the uWSGI server via libuwsgi.so
 */
 func Run() {
-        argc := len(os.Args)
+        argc := len(os.Args) + 1
         argv := C.uwsgi_go_helper_create_argv(C.int(argc))
         for i, s := range os.Args {
                 C.uwsgi_go_helper_set_argv(argv, C.int(i), C.CString(s))
         }
-        C.uwsgi_init(C.int(argc), argv, nil)
+        C.uwsgi_init(C.int(argc-1), argv, nil)
 }

plugins/greenlet/greenlet.c

@@ -2,6 +2,7 @@
 #include <greenlet/greenlet.h>
 
 extern struct uwsgi_server uwsgi;
+extern struct uwsgi_python up;
 
 struct ugreenlet {
 	int enabled;
@@ -10,15 +11,22 @@ struct ugreenlet {
 	PyGreenlet **gl;
 } ugl;
 
-struct uwsgi_option greenlet_options[] = {
+static struct uwsgi_option greenlet_options[] = {
 	{"greenlet", no_argument, 0, "enable greenlet as suspend engine", uwsgi_opt_true, &ugl.enabled, 0},
 	{ 0, 0, 0, 0, 0, 0, 0 }
 };
 
-PyObject *py_uwsgi_greenlet_request(PyObject * self, PyObject *args) {
+static void gil_greenlet_get() {
+        pthread_setspecific(up.upt_gil_key, (void *) PyGILState_Ensure());
+}
 
-	uwsgi.wsgi_req->async_status = uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->request(uwsgi.wsgi_req);
-	uwsgi.wsgi_req->suspended = 0;
+static void gil_greenlet_release() {
+        PyGILState_Release((PyGILState_STATE) pthread_getspecific(up.upt_gil_key));
+}
+
+static PyObject *py_uwsgi_greenlet_request(PyObject * self, PyObject *args) {
+
+	async_schedule_to_req_green();
 
 	Py_DECREF(ugl.gl[uwsgi.wsgi_req->async_id]);
 
@@ -28,45 +36,66 @@ PyObject *py_uwsgi_greenlet_request(PyObject * self, PyObject *args) {
 
 PyMethodDef uwsgi_greenlet_request_method[] = {{"uwsgi_greenlet_request", py_uwsgi_greenlet_request, METH_VARARGS, ""}};
 
-static inline void greenlet_schedule_to_req() {
+static void greenlet_schedule_to_req() {
 
 	int id = uwsgi.wsgi_req->async_id;
+	uint8_t modifier1 = uwsgi.wsgi_req->uh->modifier1;
+
+        // ensure gil
+        UWSGI_GET_GIL
 
 	if (!uwsgi.wsgi_req->suspended) {
 		ugl.gl[id] = PyGreenlet_New(ugl.callable, NULL);
 		uwsgi.wsgi_req->suspended = 1;
 	}
 
+	// call it in the main core
+        if (uwsgi.p[modifier1]->suspend) {
+                uwsgi.p[modifier1]->suspend(NULL);
+        }
+
 	PyGreenlet_Switch(ugl.gl[id], NULL, NULL);
 
-	if (uwsgi.wsgi_req->suspended) {
-		uwsgi.wsgi_req->async_status = UWSGI_AGAIN;
-	}
+	if (uwsgi.p[modifier1]->resume) {
+                uwsgi.p[modifier1]->resume(NULL);
+        }
+
 
 }
 
-static inline void greenlet_schedule_to_main(struct wsgi_request *wsgi_req) {
+static void greenlet_schedule_to_main(struct wsgi_request *wsgi_req) {
 
+	// ensure gil
+        UWSGI_GET_GIL
+
+        if (uwsgi.p[wsgi_req->uh->modifier1]->suspend) {
+                uwsgi.p[wsgi_req->uh->modifier1]->suspend(wsgi_req);
+        }
 	PyGreenlet_Switch(ugl.main, NULL, NULL);
+        if (uwsgi.p[wsgi_req->uh->modifier1]->resume) {
+                uwsgi.p[wsgi_req->uh->modifier1]->resume(wsgi_req);
+        }
 	uwsgi.wsgi_req = wsgi_req;
 }
 
 
-static int greenlet_init() {
-	return 0;
-}
-
 static void greenlet_init_apps(void) {
 
-	if (!ugl.enabled) {
-		return;
-	}
+	if (!ugl.enabled) return;
 
 	if (uwsgi.async <= 1) {
-                uwsgi_log("the greenlet loop engine requires async mode\n");
+                uwsgi_log("the greenlet suspend engine requires async mode\n");
                 exit(1);
         }
 
+	if (uwsgi.has_threads) {
+                up.gil_get = gil_greenlet_get;
+                up.gil_release = gil_greenlet_release;
+        }
+
+        // blindy call it as the stackless gil engine is already set
+        UWSGI_GET_GIL
+
 
 	PyGreenlet_Import();
 
@@ -77,15 +106,11 @@ static void greenlet_init_apps(void) {
 
 	uwsgi.schedule_to_main = greenlet_schedule_to_main;
 	uwsgi.schedule_to_req = greenlet_schedule_to_req;
-
-	return;
-
 }
 
 struct uwsgi_plugin greenlet_plugin = {
 
 	.name = "greenlet",
-	.init = greenlet_init,
 	.init_apps = greenlet_init_apps,
 	.options = greenlet_options,
 };

plugins/ldap/ldap.c

@@ -1,5 +1,13 @@
 #include <uwsgi.h>
 
+/*
+	Authors:
+
+	Roberto De Ioris <roberto@unbit.it> - general LDAP support, reading uWSGI configuration from LDAP servers
+
+	Łukasz Mierzwa <l.mierzwa@gmail.com> - LDAP auth router support
+*/
+
 extern struct uwsgi_server uwsgi;
 
 #include <ldap.h>
@@ -366,7 +374,276 @@ static void uwsgi_ldap_config(char *url) {
 
 }
 
+#ifdef UWSGI_ROUTING
+
+struct uwsgi_ldapauth_config {
+	char *url;
+	LDAPURLDesc *ldap_url;
+	char *binddn;
+	char *bindpw;
+	char *basedn;
+	char *filter;
+	char *login_attr;
+	int loglevel;
+};
+
+static uint16_t ldap_passwd_check(struct uwsgi_ldapauth_config *ulc, char *auth) {
+
+	char *colon = strchr(auth, ':');
+	if (!colon) return 0;
+
+	int ret;
+	uint16_t ulen = 0;
+	LDAP *ldp;
+	int desired_version = LDAP_VERSION3;
+
+#if LDAP_API_VERSION >= 3000
+        if ((ret = ldap_initialize(&ldp, ulc->url)) != LDAP_SUCCESS) {
+		uwsgi_log("[router-ldapauth] can't connect to LDAP server at %s\n", ulc->url);
+		return 0;
+        }
+#else
+	if ((ldp = ldap_init(ulc->ldap_url->lud_host, ulc->ldap_url->lud_port)) == NULL) {
+		uwsgi_log("[router-ldapauth] can't connect to LDAP server at %s\n", ulc->url);
+		return 0;
+	}
+#endif
+
+	if ((ret = ldap_set_option(ldp, LDAP_OPT_PROTOCOL_VERSION, &desired_version)) != LDAP_OPT_SUCCESS) {
+		uwsgi_log("[router-ldapauth] LDAP protocol version mismatch: %s\n", ldap_err2string(ret));
+		goto close;
+	}
+
+	// first bind if needed
+	if (ulc->binddn && ulc->bindpw) {
+#if LDAP_API_VERSION >= 3000
+		struct berval bval;
+		bval.bv_val = ulc->bindpw;
+		bval.bv_len = strlen(bval.bv_val);
+		if ((ret = ldap_sasl_bind_s(ldp, ulc->binddn, LDAP_SASL_SIMPLE, &bval, NULL, NULL, NULL)) != LDAP_OPT_SUCCESS) {
+#else
+		if ((ret = ldap_bind_s(ldp, ulc->binddn, ulc->bindpw, LDAP_AUTH_SIMPLE)) != LDAP_OPT_SUCCESS) {
+#endif
+			uwsgi_log("[router-ldapauth] can't bind as user '%s' to '%s': %s\n", ulc->binddn, ulc->url, ldap_err2string(ret));
+			goto close;
+		}
+	}
+
+	// search for user
+	char *userdn = NULL;
+	LDAPMessage *msg, *entry;
+	// use the minimal amount of memory
+	char *filter = uwsgi_malloc( strlen(ulc->login_attr) + (colon-auth) + strlen(ulc->filter) + 7);
+	if (snprintf(filter, 1024, "(&(%s=%.*s)%s)", ulc->login_attr, (int) (colon-auth), auth, ulc->filter) <= 0) {
+		free(filter);
+		uwsgi_error("ldap_passwd_check()/sprintfn(filter)");
+		goto close;
+	}
+
+	if ((ret = ldap_search_ext_s(ldp, ulc->basedn, LDAP_SCOPE_SUBTREE, filter, NULL, 0, NULL, NULL, NULL, 0, &msg)) != LDAP_SUCCESS) {
+		free(filter);
+		uwsgi_log("[router-ldapauth] search error on '%s': %s\n", ulc->url, ldap_err2string(ret));
+		goto close;
+	}
+	else {
+		free(filter);
+		entry = ldap_first_entry(ldp, msg);
+		while (entry) {
+			struct berval **vals = ldap_get_values_len(ldp, entry, ulc->login_attr);
+			if (!uwsgi_strncmp(auth, colon-auth, vals[0]->bv_val, vals[0]->bv_len)) {
+				userdn = ldap_get_dn(ldp, entry);
+				free(vals);
+				break;
+			}
+			free(vals);
+			entry = ldap_next_entry(ldp, entry);
+		}
+		ldap_msgfree(msg);
+	}
+
+	if (userdn) {
+		// user found in ldap, try to bind
+
+#if LDAP_API_VERSION >= 3000
+                struct berval bval;
+                bval.bv_val = colon+1;
+                bval.bv_len = strlen(bval.bv_val);
+                if ((ret = ldap_sasl_bind_s(ldp, userdn, LDAP_SASL_SIMPLE, &bval, NULL, NULL, NULL)) != LDAP_OPT_SUCCESS) {
+#else
+		if ((ret = ldap_bind_s(ldp, userdn, colon+1, LDAP_AUTH_SIMPLE)) != LDAP_OPT_SUCCESS) {
+#endif
+			if (ulc->loglevel)
+				uwsgi_log("[router-ldapauth] can't bind as user '%s' to '%s': %s\n", userdn, ulc->url, ldap_err2string(ret));
+		}
+		else {
+			if (ulc->loglevel > 1)
+				uwsgi_log("[router-ldapauth] successful bind as user '%s' to '%s'\n", userdn, ulc->url);
+			ulen = colon-auth;
+		}
+
+		ldap_memfree(userdn);
+	}
+	else if (ulc->loglevel) {
+		uwsgi_log("router-ldapauth] user '%.*s' not found in LDAP server at '%s'\n", colon-auth, auth, ulc->url);
+	}
+
+close:
+	if ((ret = ldap_unbind_ext_s(ldp, NULL, NULL)) != LDAP_OPT_SUCCESS) {
+		uwsgi_log("[router-ldapauth] LDAP unbind error: %s\n", ldap_err2string(ret));
+	}
+
+	return ulen;
+}
+
+int uwsgi_routing_func_ldapauth(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+
+	// skip if already authenticated
+	if (wsgi_req->remote_user_len > 0) {
+		return UWSGI_ROUTE_NEXT;
+	}
+
+	if (wsgi_req->authorization_len > 7 && ur->data2) {
+		if (strncmp(wsgi_req->authorization, "Basic ", 6))
+			goto forbidden;
+
+		size_t auth_len = 0;
+		char *auth = uwsgi_base64_decode(wsgi_req->authorization+6, wsgi_req->authorization_len-6, &auth_len);
+		if (auth) {
+			if (!ur->custom) {
+				uint16_t ulen = ldap_passwd_check(ur->data2, auth);
+				if (ulen > 0) {
+					wsgi_req->remote_user = uwsgi_req_append(wsgi_req, "REMOTE_USER", 11, auth, ulen); 
+					if (wsgi_req->remote_user)
+						wsgi_req->remote_user_len = ulen;
+				}
+				else if (ur->data3_len == 0) {
+					free(auth);
+					goto forbidden;
+				}
+			}
+			free(auth);
+			return UWSGI_ROUTE_NEXT;
+		}
+	}
+
+forbidden:
+	if (uwsgi_response_prepare_headers(wsgi_req, "401 Authorization Required", 26)) goto end;
+	char *realm = uwsgi_concat3n("Basic realm=\"", 13, ur->data, ur->data_len, "\"", 1);
+	int ret = uwsgi_response_add_header(wsgi_req, "WWW-Authenticate", 16, realm, 13 + ur->data_len + 1);
+	free(realm);
+	if (ret) goto end;
+	uwsgi_response_write_body_do(wsgi_req, "Unauthorized", 12);
+end:
+	return UWSGI_ROUTE_BREAK;
+}
+
+static int uwsgi_router_ldapauth(struct uwsgi_route *ur, char *args) {
+
+	ur->func = uwsgi_routing_func_ldapauth;
+
+	char *comma = strchr(args, ',');
+	if (!comma) {
+		uwsgi_log("invalid route syntax: %s\n", args);
+		exit(1);
+	}
+	*comma = 0;
+
+	ur->data = args;
+	ur->data_len = strlen(args);
+
+	char *url = NULL;
+	char *binddn = NULL;
+	char *bindpw = NULL;
+	char *basedn = NULL;
+	char *filter = NULL;
+	char *attr = NULL;
+	char *loglevel = NULL;
+	if (uwsgi_kvlist_parse(comma+1, strlen(comma+1), ';', '=',
+		"url", &url,
+		"binddn", &binddn,
+		"bindpw", &bindpw,
+		"basedn", &basedn,
+		"filter", &filter,
+		"attr", &attr,
+		"loglevel", &loglevel,
+		NULL)) {
+			uwsgi_log("[router-ldapauth] unable to parse options: %s\n", comma+1);
+			exit(1);
+	}
+	else {
+		struct uwsgi_ldapauth_config *ulc = uwsgi_malloc(sizeof(struct uwsgi_ldapauth_config));
+
+		if (!basedn) {
+			uwsgi_log("[router-ldapauth] missing LDAP base dn (basedn option) on line: %s\n", comma+1);
+			exit(1);
+		}
+		else {
+			ulc->basedn = basedn;
+		}
+
+		if (!url) {
+			uwsgi_log("[router-ldapauth] missing LDAP server url (url option) on line: %s\n", comma+1);
+			exit(1);
+		}
+		else {
+			if (!ldap_is_ldap_url(url)) {
+				uwsgi_log("[router-ldapauth] invalid LDAP url: %s\n", url);
+				exit(1);
+			}
+			if (ldap_url_parse(url, &ulc->ldap_url) != LDAP_SUCCESS) {
+				uwsgi_log("[router-ldapauth] unable to parse LDAP url: %s\n", url);
+				exit(1);
+				}
+		}
+
+		if (!filter) {
+			ulc->filter = uwsgi_str("(objectClass=*)");
+		}
+		else {
+			ulc->filter = filter;
+		}
+
+		if (!attr) {
+			ulc->login_attr = uwsgi_str("uid");
+		}
+		else {
+			ulc->login_attr = attr;
+		}
+
+		ulc->url = url;
+
+		ulc->binddn = binddn;
+		ulc->bindpw = bindpw;
+
+		if (loglevel) {
+			ulc->loglevel = atoi(loglevel);
+		}
+		else {
+			ulc->loglevel = 0;
+		}
+
+		ur->data2 = ulc;
+	}
+
+	return 0;
+}
+
+static int uwsgi_router_ldapauth_next(struct uwsgi_route *ur, char *args) {
+	ur->data3_len = 1;
+	return uwsgi_router_ldapauth(ur, args);
+}
+#endif
+
+void uwsgi_ldap_register(void) {
+#ifdef UWSGI_ROUTING
+	uwsgi_register_router("ldapauth", uwsgi_router_ldapauth);
+	uwsgi_register_router("ldapauth-next", uwsgi_router_ldapauth_next);
+#endif
+}
+
 struct uwsgi_plugin ldap_plugin = {
 	.name = "ldap",
-	.options = uwsgi_ldap_options,	
+	.options = uwsgi_ldap_options,
+	.on_load = uwsgi_ldap_register,
 };
+

plugins/psgi/psgi_response.c

@@ -11,7 +11,7 @@ int psgi_response(struct wsgi_request *wsgi_req, AV *response) {
 	char *chitem, *chitem2;
 	SV **harakiri;
 
-	if (wsgi_req->async_status == UWSGI_AGAIN) {
+	if (wsgi_req->async_force_again) {
 
 		wsgi_req->async_force_again = 0;
 
@@ -53,7 +53,7 @@ int psgi_response(struct wsgi_request *wsgi_req, AV *response) {
 			return UWSGI_OK;
 		}
 		SvREFCNT_dec(chunk);
-
+		wsgi_req->async_force_again = 1;
 		return UWSGI_AGAIN;
 	}
 
@@ -141,7 +141,6 @@ int psgi_response(struct wsgi_request *wsgi_req, AV *response) {
                         chitem = SvPV( chunk, hlen);
 			if (uwsgi.async > 1 && wsgi_req->async_force_again) {
 				SvREFCNT_dec(chunk);
-				wsgi_req->async_status = UWSGI_AGAIN;
 				wsgi_req->async_placeholder = (SV *) *hitem;
 				return UWSGI_AGAIN;
 			}
@@ -157,8 +156,8 @@ int psgi_response(struct wsgi_request *wsgi_req, AV *response) {
 			}
 			SvREFCNT_dec(chunk);
 			if (uwsgi.async > 1) {
-				wsgi_req->async_status = UWSGI_AGAIN;
 				wsgi_req->async_placeholder = (SV *) *hitem;
+				wsgi_req->async_force_again = 1;
 				return UWSGI_AGAIN;
 			}
                 }

plugins/python/python_plugin.c

@@ -1,5 +1,13 @@
 #include "uwsgi_python.h"
 
+/*
+
+	This is the official python plugin, the one with the modifier1 mapped to 0
+
+	Since uWSGI 1.0 it is heavily based on Graham Dumpleton mod_wsgi (for Apache)
+
+*/
+
 extern struct uwsgi_server uwsgi;
 struct uwsgi_python up;
 

plugins/python/uwsgi_pymodule.c

@@ -2555,7 +2555,7 @@ PyObject *py_uwsgi_cache_set(PyObject * self, PyObject * args) {
 
 	uint64_t expires = 0;
 
-	if (!PyArg_ParseTuple(args, "s#s#|is:cache_set", &key, &keylen, &value, &vallen, &expires, &remote)) {
+	if (!PyArg_ParseTuple(args, "s#s#|ls:cache_set", &key, &keylen, &value, &vallen, &expires, &remote)) {
 		return NULL;
 	}
 
@@ -2582,7 +2582,7 @@ PyObject *py_uwsgi_cache_update(PyObject * self, PyObject * args) {
 
         uint64_t expires = 0;
 
-        if (!PyArg_ParseTuple(args, "s#s#|is:cache_update", &key, &keylen, &value, &vallen, &expires, &remote)) {
+        if (!PyArg_ParseTuple(args, "s#s#|ls:cache_update", &key, &keylen, &value, &vallen, &expires, &remote)) {
                 return NULL;
         }
 
@@ -2599,6 +2599,106 @@ PyObject *py_uwsgi_cache_update(PyObject * self, PyObject * args) {
 
 }
 
+PyObject *py_uwsgi_cache_inc(PyObject * self, PyObject * args) {
+
+        char *key;
+        Py_ssize_t keylen = 0;
+        char *remote = NULL;
+	int64_t value = 1;
+        uint64_t expires = 0;
+
+        if (!PyArg_ParseTuple(args, "s#|lls:cache_inc", &key, &keylen, &value, &expires, &remote)) {
+                return NULL;
+        }
+
+        UWSGI_RELEASE_GIL
+        if (uwsgi_cache_magic_set(key, keylen, (char *) &value, 8, expires, UWSGI_CACHE_FLAG_UPDATE|UWSGI_CACHE_FLAG_MATH|UWSGI_CACHE_FLAG_FIXEXPIRE|UWSGI_CACHE_FLAG_INC, remote)) {
+                UWSGI_GET_GIL
+                Py_INCREF(Py_None);
+                return Py_None;
+        }
+        UWSGI_GET_GIL
+
+        Py_INCREF(Py_True);
+        return Py_True;
+
+}
+
+PyObject *py_uwsgi_cache_dec(PyObject * self, PyObject * args) {
+
+        char *key;
+        Py_ssize_t keylen = 0;
+        char *remote = NULL;
+        int64_t value = 1;
+        uint64_t expires = 0;
+
+        if (!PyArg_ParseTuple(args, "s#|lls:cache_dec", &key, &keylen, &value, &expires, &remote)) {
+                return NULL;
+        }
+
+        UWSGI_RELEASE_GIL
+        if (uwsgi_cache_magic_set(key, keylen, (char *) &value, 8, expires, UWSGI_CACHE_FLAG_UPDATE|UWSGI_CACHE_FLAG_MATH|UWSGI_CACHE_FLAG_FIXEXPIRE|UWSGI_CACHE_FLAG_DEC, remote)) {
+                UWSGI_GET_GIL
+                Py_INCREF(Py_None);
+                return Py_None;
+        }
+        UWSGI_GET_GIL
+
+        Py_INCREF(Py_True);
+        return Py_True;
+
+}
+
+PyObject *py_uwsgi_cache_mul(PyObject * self, PyObject * args) {
+
+        char *key;
+        Py_ssize_t keylen = 0;
+        char *remote = NULL;
+        int64_t value = 2;
+        uint64_t expires = 0;
+
+        if (!PyArg_ParseTuple(args, "s#|lls:cache_mul", &key, &keylen, &value, &expires, &remote)) {
+                return NULL;
+        }
+
+        UWSGI_RELEASE_GIL
+        if (uwsgi_cache_magic_set(key, keylen, (char *) &value, 8, expires, UWSGI_CACHE_FLAG_UPDATE|UWSGI_CACHE_FLAG_MATH|UWSGI_CACHE_FLAG_FIXEXPIRE|UWSGI_CACHE_FLAG_MUL, remote)) {
+                UWSGI_GET_GIL
+                Py_INCREF(Py_None);
+                return Py_None;
+        }
+        UWSGI_GET_GIL
+
+        Py_INCREF(Py_True);
+        return Py_True;
+
+}
+
+PyObject *py_uwsgi_cache_div(PyObject * self, PyObject * args) {
+
+        char *key;
+        Py_ssize_t keylen = 0;
+        char *remote = NULL;
+        int64_t value = 2;
+        uint64_t expires = 0;
+
+        if (!PyArg_ParseTuple(args, "s#|lls:cache_div", &key, &keylen, &value, &expires, &remote)) {
+                return NULL;
+        }
+
+        UWSGI_RELEASE_GIL
+        if (uwsgi_cache_magic_set(key, keylen, (char *) &value, 8, expires, UWSGI_CACHE_FLAG_UPDATE|UWSGI_CACHE_FLAG_MATH|UWSGI_CACHE_FLAG_FIXEXPIRE|UWSGI_CACHE_FLAG_DIV, remote)) {
+                UWSGI_GET_GIL
+                Py_INCREF(Py_None);
+                return Py_None;
+        }
+        UWSGI_GET_GIL
+
+        Py_INCREF(Py_True);
+        return Py_True;
+
+}
+
 
 
 PyObject *py_uwsgi_cache_exists(PyObject * self, PyObject * args) {
@@ -2940,6 +3040,31 @@ PyObject *py_uwsgi_cache_get(PyObject * self, PyObject * args) {
 
 }
 
+PyObject *py_uwsgi_cache_num(PyObject * self, PyObject * args) {
+
+        char *key;
+        Py_ssize_t keylen = 0;
+        char *cache = NULL;
+
+        if (!PyArg_ParseTuple(args, "s#|s:cache_num", &key, &keylen, &cache)) {
+                return NULL;
+        }
+
+        uint64_t vallen = 0;
+        UWSGI_RELEASE_GIL
+        char *value = uwsgi_cache_magic_get(key, keylen, &vallen, NULL, cache);
+        UWSGI_GET_GIL
+        if (value && vallen == 8) {
+		int64_t *num = (int64_t *) value;
+                PyObject *ret = PyLong_FromLong(*num);
+                free(value);
+                return ret;
+        }
+
+        return PyLong_FromLong(0);
+
+}
+
 static PyMethodDef uwsgi_cache_methods[] = {
 	{"cache_get", py_uwsgi_cache_get, METH_VARARGS, ""},
 	{"cache_set", py_uwsgi_cache_set, METH_VARARGS, ""},
@@ -2947,6 +3072,11 @@ static PyMethodDef uwsgi_cache_methods[] = {
 	{"cache_del", py_uwsgi_cache_del, METH_VARARGS, ""},
 	{"cache_exists", py_uwsgi_cache_exists, METH_VARARGS, ""},
 	{"cache_clear", py_uwsgi_cache_clear, METH_VARARGS, ""},
+	{"cache_inc", py_uwsgi_cache_inc, METH_VARARGS, ""},
+	{"cache_dec", py_uwsgi_cache_dec, METH_VARARGS, ""},
+	{"cache_mul", py_uwsgi_cache_mul, METH_VARARGS, ""},
+	{"cache_div", py_uwsgi_cache_div, METH_VARARGS, ""},
+	{"cache_num", py_uwsgi_cache_num, METH_VARARGS, ""},
 	{NULL, NULL},
 };
 

plugins/python/wsgi_handlers.c

@@ -293,8 +293,9 @@ int uwsgi_request_wsgi(struct wsgi_request *wsgi_req) {
 
 	struct uwsgi_app *wi;
 
-	if (wsgi_req->async_status == UWSGI_AGAIN) {
+	if (wsgi_req->async_force_again) {
 		wi = &uwsgi_apps[wsgi_req->app_id];
+		wsgi_req->async_force_again = 0;
 		UWSGI_GET_GIL
 		// get rid of timeout
 		if (wsgi_req->async_timed_out) {
@@ -315,6 +316,9 @@ int uwsgi_request_wsgi(struct wsgi_request *wsgi_req) {
 		int ret = manage_python_response(wsgi_req);
 		if (ret == UWSGI_OK) goto end;
 		UWSGI_RELEASE_GIL
+		if (ret == UWSGI_AGAIN) {
+			wsgi_req->async_force_again = 1;
+		}
 		return ret;
 	}
 
@@ -328,13 +332,15 @@ int uwsgi_request_wsgi(struct wsgi_request *wsgi_req) {
 		return -1;
 	}
 
+	if (wsgi_req->dynamic) {
+        	// this part must be heavy locked in threaded modes
+                if (uwsgi.threads > 1) {
+                	pthread_mutex_lock(&up.lock_pyloaders);
+                }
+	}
+
 	if ( (wsgi_req->app_id = uwsgi_get_app_id(wsgi_req, wsgi_req->appid, wsgi_req->appid_len, 0))  == -1) {
 		if (wsgi_req->dynamic) {
-			// this part must be heavy locked in threaded modes
-			if (uwsgi.threads > 1) {
-				pthread_mutex_lock(&up.lock_pyloaders);
-			}
-
 			UWSGI_GET_GIL
 			if (uwsgi.single_interpreter) {
 				wsgi_req->app_id = init_uwsgi_app(LOADER_DYN, (void *) wsgi_req, wsgi_req, up.main_thread, PYTHON_APP_TYPE_WSGI);
@@ -343,9 +349,12 @@ int uwsgi_request_wsgi(struct wsgi_request *wsgi_req) {
 				wsgi_req->app_id = init_uwsgi_app(LOADER_DYN, (void *) wsgi_req, wsgi_req, NULL, PYTHON_APP_TYPE_WSGI);
 			}
 			UWSGI_RELEASE_GIL
-			if (uwsgi.threads > 1) {
-				pthread_mutex_unlock(&up.lock_pyloaders);
-			}
+		}
+	}
+
+	if (wsgi_req->dynamic) {
+		if (uwsgi.threads > 1) {
+			pthread_mutex_unlock(&up.lock_pyloaders);
 		}
 	}
 
@@ -388,6 +397,7 @@ int uwsgi_request_wsgi(struct wsgi_request *wsgi_req) {
 		while (wi->response_subhandler(wsgi_req) != UWSGI_OK) {
 			if (uwsgi.async > 1) {
 				UWSGI_RELEASE_GIL
+				wsgi_req->async_force_again = 1;
 				return UWSGI_AGAIN;
 			}
 			else {

plugins/rack/rack_plugin.c

@@ -957,18 +957,15 @@ clear:
 }
 
 void uwsgi_rack_after_request(struct wsgi_request *wsgi_req) {
-
 	log_request(wsgi_req);
 }
 
 void uwsgi_rack_suspend(struct wsgi_request *wsgi_req) {
-
-	uwsgi_log("SUSPENDING RUBY\n");
+	//uwsgi_log("SUSPENDING RUBY\n");
 }
 
 void uwsgi_rack_resume(struct wsgi_request *wsgi_req) {
-
-	uwsgi_log("RESUMING RUBY\n");
+	//uwsgi_log("RESUMING RUBY\n");
 }
 
 VALUE init_rack_app( VALUE script ) {

plugins/router_basicauth/router_basicauth.c

@@ -1,4 +1,4 @@
-#include "../../uwsgi.h"
+#include <uwsgi.h>
 
 #ifdef UWSGI_ROUTING
 
@@ -60,7 +60,13 @@ static uint16_t htpasswd_check(char *filename, char *auth) {
 	return 0;
 }
 
-int uwsgi_routing_func_basicauth(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+static int uwsgi_routing_func_basicauth(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+
+	// skip if already authenticated
+	if (wsgi_req->remote_user_len > 0) {
+		return UWSGI_ROUTE_NEXT;
+	}
+
 
 	if (wsgi_req->authorization_len > 7 && ur->data2_len > 0) {
 		if (strncmp(wsgi_req->authorization, "Basic ", 6))
@@ -74,28 +80,32 @@ int uwsgi_routing_func_basicauth(struct wsgi_request *wsgi_req, struct uwsgi_rou
 				uint16_t ulen = htpasswd_check(ur->data2, auth);
 				if (ulen > 0) {
 					wsgi_req->remote_user = uwsgi_req_append(wsgi_req, "REMOTE_USER", 11, auth, ulen); 
-					if (wsgi_req->remote_user)
-						wsgi_req->remote_user_len = ulen;
+					if (!wsgi_req->remote_user) {
+						free(auth);
+						goto forbidden;
+					}
+					wsgi_req->remote_user_len = ulen;
+				}
+				else if (ur->data3_len == 0) {
 					free(auth);
-					if (ur->data3_len > 0)
-						return UWSGI_ROUTE_CONTINUE;
-					return UWSGI_ROUTE_GOON;
+					goto forbidden;
 				}
 			}
 			else {
 				if (!uwsgi_strncmp(auth, auth_len, ur->data2, ur->data2_len)) {
 					wsgi_req->remote_user = uwsgi_req_append(wsgi_req, "REMOTE_USER", 11, auth, ur->custom); 
-					if (wsgi_req->remote_user)
-						wsgi_req->remote_user_len = ur->custom;
+					if (!wsgi_req->remote_user) {
+						free(auth);
+						goto forbidden;
+					}
+					wsgi_req->remote_user_len = ur->custom;
+				}
+				else if (ur->data3_len == 0) {
 					free(auth);
-					if (ur->data3_len > 0)
-						return UWSGI_ROUTE_CONTINUE;
-					return UWSGI_ROUTE_GOON;
+					goto forbidden;
 				}
 			}
 			free(auth);
-			if (ur->is_last)
-				goto forbidden;
 			return UWSGI_ROUTE_NEXT;
 		}
 	}
@@ -103,16 +113,16 @@ int uwsgi_routing_func_basicauth(struct wsgi_request *wsgi_req, struct uwsgi_rou
 forbidden:
 	if (uwsgi_response_prepare_headers(wsgi_req, "401 Authorization Required", 26)) goto end;
 	char *realm = uwsgi_concat3n("Basic realm=\"", 13, ur->data, ur->data_len, "\"", 1);
-	int ret = uwsgi_response_add_header(wsgi_req, "WWW-Authenticate", 16, realm, 13 + ur->data_len + 1);
+	// no need to check for errors
+	uwsgi_response_add_header(wsgi_req, "WWW-Authenticate", 16, realm, 13 + ur->data_len + 1);
 	free(realm);
-	if (ret) goto end;
 	uwsgi_response_write_body_do(wsgi_req, "Unauthorized", 12);
 end:
 	return UWSGI_ROUTE_BREAK;
 }
 
 #ifndef __linux__
-void router_basicauth_init_lock() {
+static void router_basicauth_init_lock() {
 	pthread_mutex_init(&ur_basicauth_crypt_mutex, NULL);
 }
 #endif
@@ -147,17 +157,14 @@ static int uwsgi_router_basicauth(struct uwsgi_route *ur, char *args) {
 	return 0;
 }
 
-static int uwsgi_router_basicauth_last(struct uwsgi_route *ur, char *args) {
-	uwsgi_router_basicauth(ur, args);
+static int uwsgi_router_basicauth_next(struct uwsgi_route *ur, char *args) {
 	ur->data3_len = 1;
-	return 0;
+	return uwsgi_router_basicauth(ur, args);
 }
 
-
-void router_basicauth_register(void) {
-
+static void router_basicauth_register(void) {
 	uwsgi_register_router("basicauth", uwsgi_router_basicauth);
-	uwsgi_register_router("basicauth-last", uwsgi_router_basicauth_last);
+	uwsgi_register_router("basicauth-next", uwsgi_router_basicauth_next);
 }
 
 struct uwsgi_plugin router_basicauth_plugin = {

plugins/router_cache/router_cache.c

@@ -23,9 +23,17 @@ struct uwsgi_router_cache_conf {
 	char *key;
 	size_t key_len;
 
+	char *var;
+	size_t var_len;
+
+	char *value;
+	size_t value_len;
+
 	// use mime types ?
 	char *mime;
 
+	char *as_num;
+
 #ifdef UWSGI_ZLIB
 	char *gzip;
 	size_t gzip_len;
@@ -41,6 +49,13 @@ struct uwsgi_router_cache_conf {
 
 	char *expires_str;
 	uint64_t expires;
+
+	int64_t default_num;
+
+	uint64_t flags;
+
+	char *status_str;
+	int status;
 };
 
 // this is allocated for each transformation
@@ -50,15 +65,22 @@ struct uwsgi_transformation_cache_conf {
         struct uwsgi_buffer *cache_it_gzip;
 #endif
 
+	int status;
+	struct uwsgi_buffer *value;
+
         struct uwsgi_buffer *cache_it_to;
         uint64_t cache_it_expires;
 };
 
-static int transform_cache(struct wsgi_request *wsgi_req, struct uwsgi_buffer *ub, struct uwsgi_buffer **new, void *data) {
-	struct uwsgi_transformation_cache_conf *utcc = (struct uwsgi_transformation_cache_conf *) data;
-
+static int transform_cache(struct wsgi_request *wsgi_req, struct uwsgi_transformation *ut) {
+	struct uwsgi_transformation_cache_conf *utcc = (struct uwsgi_transformation_cache_conf *) ut->data;
+	struct uwsgi_buffer *ub = ut->chunk;
+	// force value
+	if (utcc->value) {
+		ub = utcc->value;
+	}
 	// store only successfull response
-	if (wsgi_req->write_errors == 0 && wsgi_req->status == 200 && ub->pos > 0) {
+	if (wsgi_req->write_errors == 0 && (wsgi_req->status == 200 || (utcc->status && wsgi_req->status == utcc->status))  && ub->pos > 0) {
 		if (utcc->cache_it) {
 			uwsgi_cache_magic_set(utcc->cache_it->buf, utcc->cache_it->pos, ub->buf, ub->pos, utcc->cache_it_expires,
 				UWSGI_CACHE_FLAG_UPDATE, utcc->cache_it_to ? utcc->cache_it_to->buf : NULL);
@@ -81,6 +103,7 @@ static int transform_cache(struct wsgi_request *wsgi_req, struct uwsgi_buffer *u
 	if (utcc->cache_it_gzip) uwsgi_buffer_destroy(utcc->cache_it_gzip);
 #endif
 	if (utcc->cache_it_to) uwsgi_buffer_destroy(utcc->cache_it_to);
+	if (utcc->value) uwsgi_buffer_destroy(utcc->value);
 	free(utcc);
         return 0;
 }
@@ -104,6 +127,13 @@ static int uwsgi_routing_func_cache_store(struct wsgi_request *wsgi_req, struct
 		if (!utcc->cache_it_to) goto error;
 	}
 
+	if (urcc->value) {
+		utcc->value = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, urcc->value, urcc->value_len);
+                if (!utcc->value) goto error;
+	}
+
+	utcc->status = urcc->status;
+
 #ifdef UWSGI_ZLIB
 	if (urcc->gzip) {
 		utcc->cache_it_gzip = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, urcc->gzip, urcc->gzip_len);
@@ -172,6 +202,102 @@ error:
 	return UWSGI_ROUTE_BREAK;
 }
 
+// place a cache value in a request var
+static int uwsgi_routing_func_cachevar(struct wsgi_request *wsgi_req, struct uwsgi_route *ur){
+
+        struct uwsgi_router_cache_conf *urcc = (struct uwsgi_router_cache_conf *) ur->data2;
+
+        char **subject = (char **) (((char *)(wsgi_req))+ur->subject);
+        uint16_t *subject_len = (uint16_t *)  (((char *)(wsgi_req))+ur->subject_len);
+
+        struct uwsgi_buffer *ub = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, urcc->key, urcc->key_len);
+        if (!ub) return UWSGI_ROUTE_BREAK;
+
+        uint64_t valsize = 0;
+        char *value = uwsgi_cache_magic_get(ub->buf, ub->pos, &valsize, NULL, urcc->name);
+        uwsgi_buffer_destroy(ub);
+        if (value) {
+		if (urcc->as_num) {
+			char *tmp = value;
+			if (valsize == 8) {
+				int64_t *num = (int64_t *) value;
+				value = uwsgi_64bit2str(*num);
+			}
+			else {
+				value = uwsgi_64bit2str(0);
+			}
+			free(tmp);
+		}
+		if (!uwsgi_req_append(wsgi_req, urcc->var, urcc->var_len, value, valsize)) {
+        		free(value);
+			return UWSGI_ROUTE_BREAK;
+        	}
+		free(value);
+        }
+
+        return UWSGI_ROUTE_NEXT;
+}
+
+// set a cache item
+static int uwsgi_routing_func_cacheset(struct wsgi_request *wsgi_req, struct uwsgi_route *ur){
+
+        struct uwsgi_router_cache_conf *urcc = (struct uwsgi_router_cache_conf *) ur->data2;
+
+        char **subject = (char **) (((char *)(wsgi_req))+ur->subject);
+        uint16_t *subject_len = (uint16_t *)  (((char *)(wsgi_req))+ur->subject_len);
+
+        struct uwsgi_buffer *ub = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, urcc->key, urcc->key_len);
+        if (!ub) return UWSGI_ROUTE_BREAK;
+
+        struct uwsgi_buffer *ub_val = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, urcc->value, urcc->value_len);
+        if (!ub_val) {
+		uwsgi_buffer_destroy(ub);
+		return UWSGI_ROUTE_BREAK;
+	}
+
+        if (uwsgi_cache_magic_set(ub->buf, ub->pos, ub_val->buf, ub_val->pos, urcc->expires, 0, urcc->name)) {
+		uwsgi_buffer_destroy(ub);
+		uwsgi_buffer_destroy(ub_val);
+		return UWSGI_ROUTE_BREAK;
+	}
+        uwsgi_buffer_destroy(ub);
+	uwsgi_buffer_destroy(ub_val);
+        return UWSGI_ROUTE_NEXT;
+}
+
+// cacheinc/cachedec/cachemul/cachediv
+static int uwsgi_routing_func_cachemath(struct wsgi_request *wsgi_req, struct uwsgi_route *ur){
+
+        struct uwsgi_router_cache_conf *urcc = (struct uwsgi_router_cache_conf *) ur->data2;
+
+        char **subject = (char **) (((char *)(wsgi_req))+ur->subject);
+        uint16_t *subject_len = (uint16_t *)  (((char *)(wsgi_req))+ur->subject_len);
+
+        struct uwsgi_buffer *ub = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, urcc->key, urcc->key_len);
+        if (!ub) return UWSGI_ROUTE_BREAK;
+
+	int64_t num = urcc->default_num;
+
+	if (urcc->value) {
+        	struct uwsgi_buffer *ub_val = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, urcc->value, urcc->value_len);
+        	if (!ub_val) {
+                	uwsgi_buffer_destroy(ub);
+                	return UWSGI_ROUTE_BREAK;
+        	}
+		num = strtol(ub_val->buf, NULL, 10);
+                uwsgi_buffer_destroy(ub_val);
+	}
+
+        if (uwsgi_cache_magic_set(ub->buf, ub->pos, (char *) &num, 8, urcc->expires, urcc->flags, urcc->name)) {
+                uwsgi_buffer_destroy(ub);
+                return UWSGI_ROUTE_BREAK;
+        }
+        uwsgi_buffer_destroy(ub);
+        return UWSGI_ROUTE_NEXT;
+}
+
+
+
 static int uwsgi_router_cache_store(struct uwsgi_route *ur, char *args) {
 	ur->func = uwsgi_routing_func_cache_store;
 	ur->data = args;
@@ -183,6 +309,9 @@ static int uwsgi_router_cache_store(struct uwsgi_route *ur, char *args) {
                         "gzip", &urcc->gzip,
 #endif
                         "name", &urcc->name,
+                        "value", &urcc->value,
+			"status", &urcc->status_str,
+			"code", &urcc->status_str,
                         "expires", &urcc->expires_str, NULL)) {
                         uwsgi_log("invalid cachestore route syntax: %s\n", args);
 			goto error;
@@ -211,6 +340,14 @@ static int uwsgi_router_cache_store(struct uwsgi_route *ur, char *args) {
 			urcc->expires = strtoul(urcc->expires_str, NULL, 10);
 		}
 
+		if (urcc->value) {
+			urcc->value_len = strlen(urcc->value);
+		}
+
+		if (urcc->status_str) {
+                        urcc->status = atoi(urcc->status_str);
+                }
+
 	ur->data2 = urcc;
         return 0;
 error:
@@ -264,11 +401,207 @@ static int uwsgi_router_cache_continue(struct uwsgi_route *ur, char *args) {
 	return 0;
 }
 
+static struct uwsgi_router_cache_conf *uwsgi_router_cachemath(struct uwsgi_route *ur, char *args) {
+	ur->func = uwsgi_routing_func_cachemath;
+	ur->data = args;
+        ur->data_len = strlen(args);
+
+	struct uwsgi_router_cache_conf *urcc = uwsgi_calloc(sizeof(struct uwsgi_router_cache_conf));
+	if (uwsgi_kvlist_parse(ur->data, ur->data_len, ',', '=',
+                        "key", &urcc->key,
+                        "value", &urcc->value,
+                        "name", &urcc->name,
+                        "expires", &urcc->expires_str, NULL)) {
+                        uwsgi_log("invalid cachemath route syntax: %s\n", args);
+                        goto error;
+                }
+
+                if (urcc->key) {
+                        urcc->key_len = strlen(urcc->key);
+                }
+
+                if (urcc->value) {
+                        urcc->value_len = strlen(urcc->value);
+                }
+
+                if (urcc->name) {
+                        urcc->name_len = strlen(urcc->name);
+                }
+
+                if (!urcc->key) {
+                        uwsgi_log("invalid cachemath route syntax: you need to specify a cache key\n");
+                        goto error;
+                }
+
+                if (urcc->expires_str) {
+                        urcc->expires = strtoul(urcc->expires_str, NULL, 10);
+                }
+
+	urcc->flags = UWSGI_CACHE_FLAG_UPDATE|UWSGI_CACHE_FLAG_MATH|UWSGI_CACHE_FLAG_FIXEXPIRE;
+        ur->data2 = urcc;
+        return urcc;
+error:
+        if (urcc->key) free(urcc->key);
+        if (urcc->name) free(urcc->name);
+        if (urcc->value) free(urcc->value);
+        if (urcc->expires_str) free(urcc->expires_str);
+        free(urcc);
+        return NULL;	
+}
+
+static int uwsgi_router_cacheinc(struct uwsgi_route *ur, char *args) {
+	struct uwsgi_router_cache_conf *urcc = uwsgi_router_cachemath(ur, args);
+	if (!urcc) return -1;
+	urcc->default_num = 1;
+	urcc->flags |= UWSGI_CACHE_FLAG_INC;
+	return 0;
+}
+
+static int uwsgi_router_cachedec(struct uwsgi_route *ur, char *args) {
+        struct uwsgi_router_cache_conf *urcc = uwsgi_router_cachemath(ur, args);
+        if (!urcc) return -1;
+        urcc->default_num = 1;
+        urcc->flags |= UWSGI_CACHE_FLAG_DEC;
+        return 0;
+}
+
+static int uwsgi_router_cachemul(struct uwsgi_route *ur, char *args) {
+        struct uwsgi_router_cache_conf *urcc = uwsgi_router_cachemath(ur, args);
+        if (!urcc) return -1;
+        urcc->default_num = 2;
+        urcc->flags |= UWSGI_CACHE_FLAG_MUL;
+        return 0;
+}
+
+static int uwsgi_router_cachediv(struct uwsgi_route *ur, char *args) {
+        struct uwsgi_router_cache_conf *urcc = uwsgi_router_cachemath(ur, args);
+        if (!urcc) return -1;
+        urcc->default_num = 2;
+        urcc->flags |= UWSGI_CACHE_FLAG_DIV;
+        return 0;
+}
+
+static int uwsgi_router_cacheset(struct uwsgi_route *ur, char *args) {
+        ur->func = uwsgi_routing_func_cacheset;
+        ur->data = args;
+        ur->data_len = strlen(args);
+        struct uwsgi_router_cache_conf *urcc = uwsgi_calloc(sizeof(struct uwsgi_router_cache_conf));
+        if (uwsgi_kvlist_parse(ur->data, ur->data_len, ',', '=',
+                        "key", &urcc->key,
+                        "value", &urcc->value,
+                        "name", &urcc->name,
+                        "expires", &urcc->expires_str, NULL)) {
+                        uwsgi_log("invalid cacheset route syntax: %s\n", args);
+                        goto error;
+                }
+
+                if (urcc->key) {
+                        urcc->key_len = strlen(urcc->key);
+                }
+
+                if (urcc->value) {
+                        urcc->value_len = strlen(urcc->value);
+                }
+
+                if (urcc->name) {
+                        urcc->name_len = strlen(urcc->name);
+                }
+
+                if (!urcc->key || !urcc->value) {
+                        uwsgi_log("invalid cacheset route syntax: you need to specify a cache key and a value\n");
+                        goto error;
+                }
+
+                if (urcc->expires_str) {
+                        urcc->expires = strtoul(urcc->expires_str, NULL, 10);
+                }
+
+        ur->data2 = urcc;
+        return 0;
+error:
+        if (urcc->key) free(urcc->key);
+        if (urcc->name) free(urcc->name);
+        if (urcc->value) free(urcc->value);
+        if (urcc->expires_str) free(urcc->expires_str);
+        free(urcc);
+        return -1;
+}
+
+
+static int uwsgi_router_cachevar(struct uwsgi_route *ur, char *args) {
+        ur->func = uwsgi_routing_func_cachevar;
+        ur->data = args;
+        ur->data_len = strlen(args);
+        struct uwsgi_router_cache_conf *urcc = uwsgi_calloc(sizeof(struct uwsgi_router_cache_conf));
+                if (uwsgi_kvlist_parse(ur->data, ur->data_len, ',', '=',
+                        "key", &urcc->key,
+                        "var", &urcc->var,
+                        "name", &urcc->name,
+                        "num", &urcc->as_num,
+                        "as_num", &urcc->as_num,
+                        NULL)) {
+                        uwsgi_log("invalid route syntax: %s\n", args);
+                        exit(1);
+                }
+
+                if (urcc->key) {
+                        urcc->key_len = strlen(urcc->key);
+                }
+
+                if (urcc->var) {
+                        urcc->var_len = strlen(urcc->var);
+                }
+
+                if (!urcc->key || !urcc->var) {
+                        uwsgi_log("invalid route syntax: you need to specify a cache key and a request var\n");
+                        exit(1);
+                }
+
+                ur->data2 = urcc;
+        return 0;
+}
+
+static int uwsgi_route_condition_incache(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+	int ret = 0;
+	char *key = NULL;
+	size_t key_len = 0;
+	char *name = NULL;
+
+	if (uwsgi_kvlist_parse(ur->subject_str, ur->subject_str_len, ',', '=',
+        	"key", &key,
+                "name", &name,
+                NULL)) {
+		return 0;
+	}
+
+	if (!key) goto end;
+
+	key_len = strlen(key);
+	struct uwsgi_buffer *ub = uwsgi_routing_translate(wsgi_req, ur, NULL, 0, key, key_len);
+        if (!ub) goto end;
+
+        ret = uwsgi_cache_magic_exists(ub->buf, ub->pos, name);
+	uwsgi_buffer_destroy(ub);
+
+end:
+	if (key) free(key);
+	if (name) free(name);
+	return ret;
+}
+
 static void router_cache_register() {
 	uwsgi_register_router("cache", uwsgi_router_cache);
 	uwsgi_register_router("cache-continue", uwsgi_router_cache_continue);
+	uwsgi_register_router("cachevar", uwsgi_router_cachevar);
+	uwsgi_register_router("cacheset", uwsgi_router_cacheset);
 	uwsgi_register_router("cachestore", uwsgi_router_cache_store);
 	uwsgi_register_router("cache-store", uwsgi_router_cache_store);
+	uwsgi_register_route_condition("incache", uwsgi_route_condition_incache);
+
+	uwsgi_register_router("cacheinc", uwsgi_router_cacheinc);
+	uwsgi_register_router("cachedec", uwsgi_router_cachedec);
+	uwsgi_register_router("cachemul", uwsgi_router_cachemul);
+	uwsgi_register_router("cachediv", uwsgi_router_cachediv);
 }
 
 struct uwsgi_plugin router_cache_plugin = {

plugins/router_radius/radius.c

@@ -0,0 +1,235 @@
+#include <uwsgi.h>
+
+extern struct uwsgi_server uwsgi;
+
+struct uwsgi_radius_conf {
+	char *realm;
+	uint16_t realm_len;
+	char *server;
+	char *secret;
+	uint16_t secret_len;
+	char *nas_port_str;
+	uint32_t nas_port;
+	char *nas_address_str;
+	uint32_t nas_address;
+};
+
+static uint16_t uwsgi_radius_auth(struct uwsgi_radius_conf *urc, char *auth, size_t auth_len) {
+	static uint8_t packet_identifier = 0;
+	char access_request[4096];
+	char hash[4096];
+	// md5 result
+	char md5_hash[16];
+
+	size_t i;
+	char *password = memchr(auth, ':', auth_len);
+	if (!password) return 0;
+	char *username = auth;
+	uint16_t username_len = password - auth;
+	password++;
+	uint16_t password_len = auth_len - (username_len+1);
+
+	int fd = uwsgi_connect_udp(urc->server);
+	if (fd < 0) return 0;
+
+	uwsgi_socket_nb(fd);
+
+	// start generating authenticator
+	char authenticator[16];
+	for(i=0;i<16;i++) authenticator[i] = rand();	
+
+	// generate the User-Password attribute
+	char *md5 = authenticator;
+
+	// step 1 pad to 16 bytes boundary
+	size_t pwd16_len = password_len + (16 - (password_len % 16));
+	if (pwd16_len > 128) return 0;
+	
+	// compute the whole packet size
+	uint16_t access_request_len = 4 + 16 + 2 + username_len + 2 + pwd16_len + 6 + 6;
+	memset(access_request, 0, access_request_len);
+	if (access_request_len > 4096) return 0;
+	char *pwd16_buf = access_request + (access_request_len - (pwd16_len + 6 + 6));
+	memcpy(pwd16_buf, password, password_len);
+
+	// allocate a buffer for the hash
+	if (urc->secret_len + 16 > 4096) return 0;
+	memcpy(hash, urc->secret, urc->secret_len);
+	
+	for(i=0;i<pwd16_len;i+=16) {
+		// append the last md5 to the hash (after the secret)
+		memcpy(hash + urc->secret_len, md5, 16);
+		// calculate its md5
+		if (!uwsgi_md5(hash, urc->secret_len + 16, md5_hash)) {
+			goto end;
+		}	
+		size_t j;
+		// set md5 to the new result
+		md5 = &pwd16_buf[i];
+		// xor the result (we use the authenticator as destination buffer)
+		for(j=0;j<16;j++) {
+			md5[j] = md5_hash[j] ^ md5[j];
+		}
+	}
+
+	// complete the packet
+	packet_identifier++;
+	access_request[0] = 1;
+	access_request[1] = packet_identifier;
+        access_request[2] = (uint8_t) ((access_request_len >> 8) & 0xff);
+	access_request[3] = (uint8_t) (access_request_len & 0xff);
+	memcpy(access_request + 4, authenticator, 16);
+	access_request[4 + 16] = 1;
+	access_request[4 + 16 + 1] = username_len + 2;
+	memcpy(access_request + (4 + 16 + 2), username, username_len);
+	access_request[4 + 16 + 2 + username_len] = 2;
+	access_request[4 + 16 + 2 + username_len + 1] = pwd16_len + 2;
+	// add nas port
+	access_request[4 + 16 + 2 + username_len + 2 + pwd16_len] = 5;
+	access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 1] = 6;
+	access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 2] = (uint8_t) ((urc->nas_port >> 24) & 0xff);
+	access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 3] = (uint8_t) ((urc->nas_port >> 16) & 0xff);
+	access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 4] = (uint8_t) ((urc->nas_port >> 8) & 0xff);
+	access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 5] = (uint8_t) (urc->nas_port & 0xff);
+	// add nas address
+	access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 6] = 4;
+        access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 6 + 1] = 6;
+        access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 6 + 2] = (uint8_t) ((urc->nas_address >> 24) & 0xff);
+        access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 6 + 3] = (uint8_t) ((urc->nas_address >> 16) & 0xff);
+        access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 6 + 4] = (uint8_t) ((urc->nas_address >> 8) & 0xff);
+        access_request[4 + 16 + 2 + username_len + 2 + pwd16_len + 6 + 5] = (uint8_t) (urc->nas_address & 0xff);
+	
+	if (write(fd, access_request, access_request_len) != access_request_len) {
+		goto end;
+	}
+
+	// now wait for the response
+	int ret = uwsgi.wait_read_hook(fd, uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT]); 	
+	if (ret <= 0) goto end;
+
+	ssize_t rlen = read(fd, access_request, access_request_len);
+	// we need at least 4 + 16
+	if (rlen >= 20) {
+		char response_authenticator[16];
+		if (access_request[1] != packet_identifier) goto end;
+		if (rlen + urc->secret_len > 4096) goto end;
+		// get the authenticator
+		memcpy(response_authenticator, access_request+4, 16);	
+		// append the secret
+		memcpy(access_request+rlen, urc->secret, urc->secret_len);
+		// change the authenticator
+		memcpy(access_request+4, authenticator, 16);
+		// compute the md5
+		if (!uwsgi_md5(access_request, rlen + urc->secret_len, md5_hash)) {
+                        goto end;
+                }	
+		if (memcmp(md5_hash, response_authenticator, 16)) goto end;
+		// Access-Accept
+		if (access_request[0] == 2) {
+			close(fd);
+			return username_len;
+		}
+	}
+
+end:
+	close(fd);
+	return 0;
+}
+
+static int uwsgi_routing_func_radius(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+
+	struct uwsgi_radius_conf *urc = (struct uwsgi_radius_conf *) ur->data2;
+
+	// skip if already authenticated
+        if (wsgi_req->remote_user_len > 0) {
+                return UWSGI_ROUTE_NEXT;
+        }
+
+        if (wsgi_req->authorization_len > 7) {
+                if (strncmp(wsgi_req->authorization, "Basic ", 6))
+                        goto forbidden;
+
+                size_t auth_len = 0;
+                char *auth = uwsgi_base64_decode(wsgi_req->authorization+6, wsgi_req->authorization_len-6, &auth_len);
+                if (auth) {
+                	uint16_t rlen = uwsgi_radius_auth(urc, auth, auth_len);
+			if (rlen > 0) {
+                        	wsgi_req->remote_user = uwsgi_req_append(wsgi_req, "REMOTE_USER", 11, auth, rlen);
+				free(auth);
+                                if (!wsgi_req->remote_user) goto forbidden;
+                                wsgi_req->remote_user_len = rlen;
+				return UWSGI_ROUTE_NEXT;
+                        }
+			free(auth);
+                        if (ur->custom) return UWSGI_ROUTE_NEXT;
+                }
+        }
+
+forbidden:
+        if (uwsgi_response_prepare_headers(wsgi_req, "401 Authorization Required", 26)) goto end;
+        char *realm = uwsgi_concat3n("Basic realm=\"", 13, urc->realm, urc->realm_len, "\"", 1);
+	// no need to check for errors
+        uwsgi_response_add_header(wsgi_req, "WWW-Authenticate", 16, realm, 13 + urc->realm_len + 1);
+        free(realm);
+        uwsgi_response_write_body_do(wsgi_req, "Unauthorized", 12);
+end:
+        return UWSGI_ROUTE_BREAK;
+}
+
+static int uwsgi_router_radius(struct uwsgi_route *ur, char *args) {
+	ur->func = uwsgi_routing_func_radius;
+	ur->data = args;
+	ur->data_len = strlen(args);
+	struct uwsgi_radius_conf *urc = uwsgi_calloc(sizeof(struct uwsgi_radius_conf));
+        if (uwsgi_kvlist_parse(ur->data, ur->data_len, ',', '=',
+                        "realm", &urc->realm,
+                        "server", &urc->server,
+                        "secret", &urc->secret,
+                        "nas_port", &urc->nas_port_str,
+                        "nas_address", &urc->nas_address_str,
+                        NULL)) {
+                        uwsgi_log("invalid route syntax: %s\n", args);
+                        exit(1);
+                }
+
+	if (!urc->realm || !urc->server || !urc->secret) {
+		uwsgi_log("invalid radius route syntax: you need to specify a realm a server and a secret\n");
+                exit(1);
+	}
+
+	urc->realm_len = strlen(urc->realm);
+	urc->secret_len = strlen(urc->secret);
+
+	if (urc->nas_port_str) {
+		urc->nas_port = strtoul(urc->nas_port_str, NULL, 10);
+	}
+
+	if (!urc->nas_address_str) {
+		urc->nas_address_str = uwsgi.hostname;
+	}
+
+	struct hostent *he = gethostbyname(urc->nas_address_str);
+	if (he) {
+		if (he->h_addr_list[0]) {
+			memcpy(&urc->nas_address, he->h_addr_list[0], 4);
+			urc->nas_address = htonl(urc->nas_address);
+		}
+	}
+        ur->data2 = urc;
+        return 0;
+}
+
+static int uwsgi_router_radius_next(struct uwsgi_route *ur, char *args) {
+	ur->custom = 1;
+	return uwsgi_router_radius(ur, args);
+}
+
+static void router_radius_register(void) {
+	uwsgi_register_router("radius", uwsgi_router_radius);
+	uwsgi_register_router("radius-next", uwsgi_router_radius_next);
+}
+
+struct uwsgi_plugin router_radius_plugin = {
+	.name = "router_radius",
+	.on_load = router_radius_register,
+};

plugins/router_radius/uwsgiplugin.py

@@ -0,0 +1,6 @@
+NAME='router_radius'
+
+CFLAGS = []
+LDFLAGS = []
+LIBS = []
+GCC_LIST = ['radius']

plugins/router_spnego/router_spnego.c

@@ -1,13 +1,19 @@
-#include "../../uwsgi.h"
-
-#ifdef UWSGI_ROUTING
+#include <uwsgi.h>
 
 #include <gssapi/gssapi.h>
 
 extern struct uwsgi_server uwsgi;
 
+/*
+
+	At the first request (without authentication) uWSGI sends back a token
+	The client resend-the request with its token
+	Following requests could need a new token or are simply accepted
+
+*/
+
 // log errors...
-static void uwsgi_spnego_err(OM_uint32 err_maj, OM_uint32 err_min) {
+static void uwsgi_spnego_err(const char *func, OM_uint32 err_maj, OM_uint32 err_min) {
 
 	OM_uint32 ret;
 	OM_uint32 min_stat;
@@ -21,11 +27,9 @@ static void uwsgi_spnego_err(OM_uint32 err_maj, OM_uint32 err_min) {
                                        &msg_ctx,
                                        &status_string);
 
-	if (GSS_ERROR(ret)) {
-		return;
-	}
+	if (GSS_ERROR(ret)) return;
 
-	uwsgi_log("[uwsgi-spnego] error: %.*s\n", status_string.length, status_string.value);
+	uwsgi_log("[uwsgi-spnego] %s() error (major): %.*s\n", func, status_string.length, status_string.value);
 
 	gss_release_buffer(&min_stat, &status_string);
 	
@@ -36,73 +40,138 @@ static void uwsgi_spnego_err(OM_uint32 err_maj, OM_uint32 err_min) {
                                        &msg_ctx,
                                        &status_string);
 
-	if (GSS_ERROR(ret)) {
-		return;
+	if (GSS_ERROR(ret)) return;
+
+	if (status_string.length > 0) {
+        	uwsgi_log("[uwsgi-spnego] %s() error (minor): %.*s\n",func, status_string.length, status_string.value);
+	}
+	if (status_string.value) {
+		gss_release_buffer(&min_stat, &status_string);
 	}
-
-
-        uwsgi_log("[uwsgi-spnego] error: %.*s\n", status_string.length, status_string.value);
-
-	gss_release_buffer(&min_stat, &status_string);
 	
 }
 
-static char *uwsgi_spnego_new_token(struct wsgi_request *wsgi_req, gss_cred_id_t cred, char *token_buf, size_t token_buf_len, size_t *b64_len) {
+static char *uwsgi_spnego_new_token(struct wsgi_request *wsgi_req, struct uwsgi_route *ur, char *token_buf, size_t token_buf_len, size_t *b64_len) {
 
         char *b64 = NULL;
 
         OM_uint32 ret;
         OM_uint32 min_ret;
 
-        gss_ctx_id_t context = GSS_C_NO_CONTEXT;
-        gss_name_t client_name = GSS_C_NO_NAME;
+	gss_buffer_desc service = GSS_C_EMPTY_BUFFER;
+	struct uwsgi_buffer *ub = NULL;
 
-        gss_buffer_desc output = GSS_C_EMPTY_BUFFER;
+	if (ur->data_len) {
+		char **subject = (char **) (((char *)(wsgi_req))+ur->subject);
+        	uint16_t *subject_len = (uint16_t *)  (((char *)(wsgi_req))+ur->subject_len);
+
+        	ub = uwsgi_routing_translate(wsgi_req, ur, *subject, *subject_len, ur->data, ur->data_len);
+		if (!ub) goto end;
+        	service.value = ub->buf;
+        	service.length = ub->pos;
+	}
+
+        gss_name_t server_name = GSS_C_NO_NAME;
+        gss_name_t client_name = GSS_C_NO_NAME;
+        gss_ctx_id_t context = GSS_C_NO_CONTEXT;
+        gss_cred_id_t cred = GSS_C_NO_CREDENTIAL;
 
         gss_buffer_desc token = GSS_C_EMPTY_BUFFER;
         token.value = token_buf;
         token.length = token_buf_len;
 
+        if (service.length == 0) {
+                service.value = "HTTP";
+                service.length = 4;
+        }
+
+        ret = gss_import_name(&min_ret, &service, GSS_C_NT_HOSTBASED_SERVICE, &server_name);
+        if (GSS_ERROR(ret)) {
+                uwsgi_spnego_err("gss_import_name", ret, min_ret);
+		goto end;
+        }
+
+
+        ret = gss_acquire_cred(&min_ret, server_name, GSS_C_INDEFINITE, GSS_C_NO_OID_SET, GSS_C_ACCEPT, &cred, NULL, NULL);
+        if (GSS_ERROR(ret)) {
+                uwsgi_spnego_err("gss_acquire_cred", ret, min_ret);
+		goto end;
+        }
+
+        gss_buffer_desc output = GSS_C_EMPTY_BUFFER;
+
 
         ret = gss_accept_sec_context(&min_ret, &context, cred, &token, GSS_C_NO_CHANNEL_BINDINGS, &client_name, NULL, &output, NULL, NULL, NULL);
 
         if (GSS_ERROR(ret)) {
-                uwsgi_spnego_err(ret, min_ret);
+                uwsgi_spnego_err("gss_accept_sec_context", ret, min_ret);
+		if (output.value) {
+			gss_release_buffer(&min_ret, &output);
+		}
                 goto end;
         }
 
         if (output.length) {
                 b64 = uwsgi_base64_encode(output.value, output.length, b64_len);
-                gss_release_buffer(&min_ret, &output);
+		if (output.value) {
+                	gss_release_buffer(&min_ret, &output);
+		}
                 if (!b64) {
                         goto end;
                 }
 
                 ret = gss_display_name(&min_ret, client_name, &output, NULL);
                 if (GSS_ERROR(ret)) {
-                        uwsgi_spnego_err(ret, min_ret);
+                        uwsgi_spnego_err("gss_display_name", ret, min_ret);
+			if (output.value) {
+				gss_release_buffer(&min_ret, &output);
+			}
                         free(b64);
 			b64 = NULL;
                         goto end;
                 }
                 wsgi_req->remote_user = uwsgi_req_append(wsgi_req, "REMOTE_USER", 11, output.value, output.length);
+		if (!wsgi_req->remote_user) {
+			if (output.value) {
+                		gss_release_buffer(&min_ret, &output);
+			}
+                        free(b64);
+			b64 = NULL;
+                        goto end;
+		}
 		wsgi_req->remote_user_len = output.length;
-                gss_release_buffer(&min_ret, &output);
+		if (output.value) {
+                	gss_release_buffer(&min_ret, &output);
+		}
                 if (!wsgi_req->remote_user) {
 			wsgi_req->remote_user_len = 0;
-                        uwsgi_spnego_err(ret, min_ret);
                         free(b64);
 			b64 = NULL;
                         goto end;
                 }
         }
 end:
-        if (context != GSS_C_NO_CONTEXT) {
-                gss_delete_sec_context(&min_ret, &context, GSS_C_NO_BUFFER);
+        if (server_name != GSS_C_NO_NAME) {
+                gss_release_name(&min_ret, &server_name);
         }
+
         if (client_name != GSS_C_NO_NAME) {
                 gss_release_name(&min_ret, &client_name);
         }
+
+	if (cred != GSS_C_NO_CREDENTIAL) {
+		gss_release_cred(&min_ret, &cred);
+	}
+
+        if (context != GSS_C_NO_CONTEXT) {
+                gss_delete_sec_context(&min_ret, &context, GSS_C_NO_BUFFER);
+        }
+
+
+	if (ub) {
+		uwsgi_buffer_destroy(ub);
+	}
+
         return b64;
 }
 
@@ -111,7 +180,6 @@ static int uwsgi_routing_func_spnego(struct wsgi_request *wsgi_req, struct uwsgi
 
         char *negotiate = NULL;
         size_t negotiate_len = 0;
-        struct uwsgi_buffer *ub = NULL;
         size_t b64_len = 0;
 
         // check for "Negotiate " string at least
@@ -120,19 +188,18 @@ static int uwsgi_routing_func_spnego(struct wsgi_request *wsgi_req, struct uwsgi
                         goto forbidden;
 
                 char *token = uwsgi_base64_decode(wsgi_req->authorization+10, wsgi_req->authorization_len-10, &b64_len);
-                if (token && b64_len) {
-                        negotiate = uwsgi_spnego_new_token(wsgi_req, ur->data2, token, b64_len, &negotiate_len);
+                if (token) {
+                        negotiate = uwsgi_spnego_new_token(wsgi_req, ur, token, b64_len, &negotiate_len);
                         free(token);
                         if (negotiate) {
                                 char *auth_header = uwsgi_concat2n("WWW-Authenticate: Negotiate ", 28, negotiate, negotiate_len);
 				free(negotiate);
                                 uwsgi_additional_header_add(wsgi_req, auth_header, negotiate_len + 28);
                                 free(auth_header);
-                                if (ur->custom)
-                                        return UWSGI_ROUTE_CONTINUE;
-                                return UWSGI_ROUTE_GOON;
+                                return UWSGI_ROUTE_NEXT;
 
                         }
+			if (ur->custom) return UWSGI_ROUTE_NEXT;
                 }
         }
 
@@ -151,8 +218,9 @@ forbidden:
 		if (uwsgi_response_add_header(wsgi_req, "WWW-Authenticate", 16, "Negotiate", 9)) goto end;
 	}
 
-        uwsgi_response_write_body(wsgi_req, "Unauthorized", 12);
+        uwsgi_response_write_body_do(wsgi_req, "Unauthorized", 12);
 end:
+	if (ur->custom) return UWSGI_ROUTE_NEXT;
         return UWSGI_ROUTE_BREAK;
 }
 
@@ -161,60 +229,25 @@ end:
 static int uwsgi_router_spnego(struct uwsgi_route *ur, char *args) {
 
         ur->func = uwsgi_routing_func_spnego;
-
-	OM_uint32 ret;
-        OM_uint32 min_ret;
-
-	gss_buffer_desc service = GSS_C_EMPTY_BUFFER;
-	service.value = args;
-	service.length = strlen(args);
-
-	if (service.length == 0) {
-		service.value = "HTTP";
-		service.length = 4;
+	ur->data = args ;
+	if (args) {
+		ur->data_len = strlen(args);
 	}
 
-	gss_name_t server_name = GSS_C_NO_NAME;
-
-	ret = gss_import_name(&min_ret, &service, GSS_C_NT_HOSTBASED_SERVICE, &server_name);
-	if (GSS_ERROR(ret)) {
-                uwsgi_spnego_err(ret, min_ret);
-		exit(1);
-	}	
-
-	gss_cred_id_t cred = GSS_C_NO_CREDENTIAL;
-
-	ret = gss_acquire_cred(&min_ret, server_name, GSS_C_INDEFINITE, GSS_C_NO_OID_SET, GSS_C_ACCEPT, &cred, NULL, NULL);
-	if (GSS_ERROR(ret)) {
-                uwsgi_spnego_err(ret, min_ret);
-		exit(1);
-	}	
-	
-	ur->data2 = cred;
-
         return 0;
 }
 
-static int uwsgi_router_spnego_last(struct uwsgi_route *ur, char *args) {
-	uwsgi_router_spnego(ur, args);
+static int uwsgi_router_spnego_next(struct uwsgi_route *ur, char *args) {
 	ur->custom = 1;
-	return 0;
+	return uwsgi_router_spnego(ur, args);
 }
 
-
 static void router_spnego_register(void) {
-
 	uwsgi_register_router("spnego", uwsgi_router_spnego);
-	uwsgi_register_router("spnego-last", uwsgi_router_spnego_last);
+	uwsgi_register_router("spnego-next", uwsgi_router_spnego_next);
 }
 
 struct uwsgi_plugin router_spnego_plugin = {
-
 	.name = "router_spnego",
 	.on_load = router_spnego_register,
 };
-#else
-struct uwsgi_plugin router_spnego_plugin = {
-	.name = "router_spnego",
-};
-#endif

plugins/router_spnego/uwsgiplugin.py

@@ -1,8 +1,8 @@
 import os
 NAME='router_spnego'
 
-CFLAGS = []
+CFLAGS = os.popen('krb5-config --cflags gssapi').read().rstrip().split()
 LDFLAGS = []
-LIBS = ['-L' + os.popen('krb5-config --libs gssapi').read().rstrip()]
+LIBS = os.popen('krb5-config --libs gssapi').read().rstrip().split()
 
 GCC_LIST = ['router_spnego']

plugins/rpc/rpc_plugin.c

@@ -247,9 +247,6 @@ static int uwsgi_routing_func_rpc_ret(struct wsgi_request *wsgi_req, struct uwsg
 	else if (!uwsgi_strncmp(response, size, "continue", 8 )) {
         	ret = UWSGI_ROUTE_CONTINUE;
 	}
-	else if (!uwsgi_strncmp(response, size, "goon", 4 )) {
-        	ret = UWSGI_ROUTE_GOON;
-	}
 	else if (!uwsgi_starts_with(response, size, "break", 5 )) {
         	ret = UWSGI_ROUTE_BREAK;
 		if (size > 6) {

plugins/stackless/stackless.c

@@ -2,6 +2,7 @@
 #include <stackless_api.h>
 
 extern struct uwsgi_server uwsgi;
+extern struct uwsgi_python up;
 
 struct ustackless {
 	int enabled;
@@ -9,16 +10,22 @@ struct ustackless {
 	PyTaskletObject **sl;
 } usl;
 
-struct uwsgi_option stackless_options[] = {
+static void gil_stackless_get() {
+        pthread_setspecific(up.upt_gil_key, (void *) PyGILState_Ensure());
+}
+
+static void gil_stackless_release() {
+        PyGILState_Release((PyGILState_STATE) pthread_getspecific(up.upt_gil_key));
+}
+
+static struct uwsgi_option stackless_options[] = {
 	{"stackless", no_argument, 0, "use stackless as suspend engine", uwsgi_opt_true, &usl.enabled, 0},
-	{ 0, 0, 0, 0 }
+	{ 0, 0, 0, 0, 0, 0, 0 }
 };
 
-PyObject *py_uwsgi_stackless_request(PyObject * self, PyObject *args) {
-
-	uwsgi.wsgi_req->async_status = uwsgi.p[uwsgi.wsgi_req->uh.modifier1]->request(uwsgi.wsgi_req);
-	uwsgi.wsgi_req->suspended = 0;
+static PyObject *py_uwsgi_stackless_request(PyObject * self, PyObject *args) {
 
+	async_schedule_to_req_green();
 	Py_DECREF(usl.sl[uwsgi.wsgi_req->async_id]);
 
 	Py_INCREF(Py_None);
@@ -27,9 +34,13 @@ PyObject *py_uwsgi_stackless_request(PyObject * self, PyObject *args) {
 
 PyMethodDef uwsgi_stackless_request_method[] = {{"uwsgi_stackless_request", py_uwsgi_stackless_request, METH_VARARGS, ""}};
 
-static inline static void stackless_schedule_to_req() {
+static void stackless_schedule_to_req() {
 
 	int id = uwsgi.wsgi_req->async_id;
+	uint8_t modifier1 = uwsgi.wsgi_req->uh->modifier1;
+
+	// ensure gil
+	UWSGI_GET_GIL
 
 	if (!uwsgi.wsgi_req->suspended) {
 		usl.sl[id] = PyTasklet_New(NULL, usl.callable);
@@ -39,46 +50,65 @@ static inline static void stackless_schedule_to_req() {
 		uwsgi.wsgi_req->suspended = 1;
 	}
 
+	// call it in the main core
+        if (uwsgi.p[modifier1]->suspend) {
+                uwsgi.p[modifier1]->suspend(NULL);
+        }
+
 	PyTasklet_Run(usl.sl[id]);
 
-	if (uwsgi.wsgi_req->suspended) {
-		uwsgi.wsgi_req->async_status = UWSGI_AGAIN;
-	}
+	// call it in the main core
+        if (uwsgi.p[modifier1]->resume) {
+                uwsgi.p[modifier1]->resume(NULL);
+        }
 
 }
 
-static inline static void stackless_schedule_to_main(struct wsgi_request *wsgi_req) {
+static void stackless_schedule_to_main(struct wsgi_request *wsgi_req) {
 
+	// ensure gil
+	UWSGI_GET_GIL
+
+	if (uwsgi.p[wsgi_req->uh->modifier1]->suspend) {
+                uwsgi.p[wsgi_req->uh->modifier1]->suspend(wsgi_req);
+        }
 	PyStackless_Schedule(Py_None, 1);
+	if (uwsgi.p[wsgi_req->uh->modifier1]->resume) {
+                uwsgi.p[wsgi_req->uh->modifier1]->resume(wsgi_req);
+        }
 	uwsgi.wsgi_req = wsgi_req;
 }
 
 
-int stackless_init() {
-	return 0;
-}
+static void stackless_init_apps(void) {
 
-void stackless_init_apps(void) {
+	if (!usl.enabled) return;
 
-	if (!usl.enabled) {
-		return;
+	if (uwsgi.async <= 1) {
+                uwsgi_log("the stackless suspend engine requires async mode\n");
+                exit(1);
+        }
+
+	if (uwsgi.has_threads) {
+		up.gil_get = gil_stackless_get;
+        	up.gil_release = gil_stackless_release;
 	}
 
+	// blindy call it as the stackless gil engine is already set
+	UWSGI_GET_GIL
 
 	usl.sl = uwsgi_malloc( sizeof(PyTaskletObject *) * uwsgi.async );
 	usl.callable = PyCFunction_New(uwsgi_stackless_request_method, NULL);
+	Py_INCREF(usl.callable);
 	uwsgi_log("enabled stackless engine\n");
 	uwsgi.schedule_to_main = stackless_schedule_to_main;
 	uwsgi.schedule_to_req = stackless_schedule_to_req;
 
-	return;
-
 }
 
 struct uwsgi_plugin stackless_plugin = {
 
 	.name = "stackless",
-	.init = stackless_init,
 	.init_apps = stackless_init_apps,
 	.options = stackless_options,
 };

plugins/symcall/symcall_plugin.c

@@ -7,6 +7,7 @@ struct uwsgi_symcall {
 	int (*symcall_function)(struct wsgi_request *);
 
 	struct uwsgi_string_list *rpc;
+	struct uwsgi_string_list *post_fork;
 } usym;
 
 struct uwsgi_plugin symcall_plugin;
@@ -14,6 +15,7 @@ struct uwsgi_plugin symcall_plugin;
 static struct uwsgi_option uwsgi_symcall_options[] = {
         {"symcall", required_argument, 0, "load the specified C symbol as the symcall request handler", uwsgi_opt_set_str, &usym.symcall_function_name, 0},
         {"symcall-register-rpc", required_argument, 0, "load the specified C symbol as an RPC function (syntax: name function)", uwsgi_opt_add_string_list, &usym.rpc, 0},
+        {"symcall-post-fork", required_argument, 0, "call the specified C symbol after each fork()", uwsgi_opt_add_string_list, &usym.post_fork, 0},
         {0, 0, 0, 0},
 };
 
@@ -66,6 +68,20 @@ static uint16_t uwsgi_symcall_rpc(void *func, uint8_t argc, char **argv, uint16_
 	return casted_func(argc, argv, argvs, buffer);
 }
 
+static void uwsgi_symcall_post_fork() {
+	void (*func)(void);
+	struct uwsgi_string_list *usl = usym.post_fork;
+        while(usl) {
+                func = dlsym(RTLD_DEFAULT, usl->value);
+                if (!func) {
+                        uwsgi_log("unable to find symbol \"%s\" in process address space\n", usl->value);
+                        exit(1);
+                }
+		func();
+                usl = usl->next;
+        }
+}
+
 struct uwsgi_plugin symcall_plugin = {
 
         .name = "symcall",
@@ -75,6 +91,7 @@ struct uwsgi_plugin symcall_plugin = {
         .request = uwsgi_symcall_request,
         .after_request = uwsgi_symcall_after_request,
 	.rpc = uwsgi_symcall_rpc,
+	.post_fork = uwsgi_symcall_post_fork,
 
 };
 

plugins/transformation_chunked/chunked.c

@@ -0,0 +1,58 @@
+#include <uwsgi.h>
+
+#if defined(UWSGI_ROUTING)
+
+/*
+
+	transfer-encoding is added to the headers
+
+*/
+
+static int transform_chunked(struct wsgi_request *wsgi_req, struct uwsgi_transformation *ut) {
+	struct uwsgi_buffer *ub = ut->chunk;
+
+	if (ut->is_final) {
+		if (uwsgi_buffer_append(ub, "0\r\n\r\n", 5)) return -1;
+		return 0;
+	}
+
+	if (ut->round == 1) {
+		// do not check for errors !!!
+        	uwsgi_response_add_header(wsgi_req, "Transfer-Encoding", 17, "chunked", 7);
+	}
+
+	if (ub->pos > 0) {
+		if (uwsgi_buffer_insert_chunked(ub, 0, ub->pos)) return -1;
+		if (uwsgi_buffer_append(ub, "\r\n", 2)) return -1;
+	}
+
+	return 0;
+}
+
+static int uwsgi_routing_func_chunked(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
+	struct uwsgi_transformation *ut = uwsgi_add_transformation(wsgi_req, transform_chunked, NULL);
+	ut->can_stream = 1;
+	// add a "final" transformation to add the trailing chunk
+	ut = uwsgi_add_transformation(wsgi_req, transform_chunked, NULL);
+	ut->is_final = 1;
+	return UWSGI_ROUTE_NEXT;
+}
+
+static int uwsgi_router_chunked(struct uwsgi_route *ur, char *args) {
+	ur->func = uwsgi_routing_func_chunked;
+	return 0;
+}
+
+static void router_chunked_register(void) {
+	uwsgi_register_router("chunked", uwsgi_router_chunked);
+}
+
+struct uwsgi_plugin transformation_chunked_plugin = {
+	.name = "transformation_chunked",
+	.on_load = router_chunked_register,
+};
+#else
+struct uwsgi_plugin transformation_chunked_plugin = {
+	.name = "transformation_chunked",
+};
+#endif

plugins/transformation_chunked/uwsgiplugin.py

@@ -0,0 +1,6 @@
+NAME='transformation_chunked'
+
+CFLAGS = []
+LDFLAGS = []
+LIBS = []
+GCC_LIST = ['chunked']

plugins/transformation_gzip/gzip.c

@@ -4,27 +4,62 @@
 
 /*
 
-	gzip transformations reset your headers !!!
+	gzip transformations add content-encoding to your headers and changes the final size !!!
 
-	remember to re-add the content type via routing rules
+	remember to fix the content_length (or use chunked encoding) !!!
 
 */
 
-static int transform_gzip(struct wsgi_request *wsgi_req, struct uwsgi_buffer *ub, struct uwsgi_buffer **new, void *data) {
-	struct uwsgi_buffer *gzipped = uwsgi_gzip(ub->buf, ub->pos);
-	if (!gzipped) {
-		return -1;
+struct uwsgi_transformation_gzip {
+	z_stream z;
+	uint32_t crc32;
+	size_t len;
+	uint8_t header;
+};
+
+extern char gzheader[];
+
+static int transform_gzip(struct wsgi_request *wsgi_req, struct uwsgi_transformation *ut) {
+	struct uwsgi_transformation_gzip *utgz = (struct uwsgi_transformation_gzip *) ut->data;
+	struct uwsgi_buffer *ub = ut->chunk;
+
+	if (ut->is_final) {
+		if (uwsgi_gzip_fix(&utgz->z, utgz->crc32, ub, utgz->len)) {
+			free(utgz);
+			return -1;
+		}
+		free(utgz);
+		return 0;
 	}
-	// use this new buffer
-	*new = gzipped;	
-	if (uwsgi_response_prepare_headers_int(wsgi_req, wsgi_req->status)) return -1;
-        if (uwsgi_response_add_header(wsgi_req, "Content-Encoding", 16, "gzip", 4)) return -1;
-        if (uwsgi_response_add_content_length(wsgi_req, gzipped->pos)) return -1;
+
+	size_t dlen = 0;
+	char *gzipped = uwsgi_gzip_chunk(&utgz->z, &utgz->crc32, ub->buf, ub->pos, &dlen);
+	if (!gzipped) return -1;
+	utgz->len += ub->pos;
+	uwsgi_buffer_map(ub, gzipped, dlen);
+	if (!utgz->header) {
+		// do not check for errors !!!
+        	uwsgi_response_add_header(wsgi_req, "Content-Encoding", 16, "gzip", 4);
+		utgz->header = 1;
+		if (uwsgi_buffer_insert(ub, 0, gzheader, 10)) {
+			return -1;
+		}
+	}
+
 	return 0;
 }
 
 static int uwsgi_routing_func_gzip(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
-	uwsgi_add_transformation(wsgi_req, transform_gzip, NULL);
+	struct uwsgi_transformation_gzip *utgz = uwsgi_calloc(sizeof(struct uwsgi_transformation_gzip));
+	if (uwsgi_gzip_prepare(&utgz->z, NULL, 0, &utgz->crc32)) {
+		free(utgz);
+		return UWSGI_ROUTE_BREAK;
+	}
+	struct uwsgi_transformation *ut = uwsgi_add_transformation(wsgi_req, transform_gzip, utgz);
+	ut->can_stream = 1;
+	// this is the trasformation clearing the memory
+	ut = uwsgi_add_transformation(wsgi_req, transform_gzip, utgz);
+        ut->is_final = 1;
 	return UWSGI_ROUTE_NEXT;
 }
 

plugins/transformation_tofile/tofile.c

@@ -20,13 +20,15 @@ struct uwsgi_transformation_tofile_conf {
 	struct uwsgi_buffer *filename;
 };
 
-static int transform_tofile(struct wsgi_request *wsgi_req, struct uwsgi_buffer *ub, struct uwsgi_buffer **new, void *data) {
-	struct uwsgi_transformation_tofile_conf *uttc = (struct uwsgi_transformation_tofile_conf *) data;
+static int transform_tofile(struct wsgi_request *wsgi_req, struct uwsgi_transformation *ut) {
+	
+	struct uwsgi_transformation_tofile_conf *uttc = (struct uwsgi_transformation_tofile_conf *) ut->data;
+	struct uwsgi_buffer *ub = ut->chunk;
 
 	// store only successfull response
 	if (wsgi_req->write_errors == 0 && wsgi_req->status == 200 && ub->pos > 0) {
 		if (uttc->filename) {
-			int fd = open(uttc->filename->buf, O_WRONLY|O_CREAT, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH);
+			int fd = open(uttc->filename->buf, O_WRONLY|O_CREAT|O_TRUNC, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH);
 			if (fd < 0) {
 				uwsgi_error_open(uttc->filename->buf);
 				goto end;
@@ -56,6 +58,7 @@ end:
 	// free resources
 	if (uttc->filename) uwsgi_buffer_destroy(uttc->filename);
 	free(uttc);
+	// reset the buffer
         return 0;
 }
 

plugins/transformation_toupper/toupper.c

@@ -1,15 +1,16 @@
 #include <uwsgi.h>
 
-static int transform_toupper(struct wsgi_request *wsgi_req, struct uwsgi_buffer *ub, struct uwsgi_buffer **foobar, void *data) {
+static int transform_toupper(struct wsgi_request *wsgi_req, struct uwsgi_transformation *ut) {
 	size_t i;
-	for(i=0;i<ub->pos;i++) {
-		ub->buf[i] = toupper((int) ub->buf[i]);
+	for(i=0;i<ut->chunk->pos;i++) {
+		ut->chunk->buf[i] = toupper((int) ut->chunk->buf[i]);
 	}
 	return 0;
 }
 
 static int uwsgi_routing_func_toupper(struct wsgi_request *wsgi_req, struct uwsgi_route *ur) {
-	uwsgi_add_transformation(wsgi_req, transform_toupper, NULL);
+	struct uwsgi_transformation *ut = uwsgi_add_transformation(wsgi_req, transform_toupper, NULL);
+	ut->can_stream = 1;
 	return UWSGI_ROUTE_NEXT;
 }
 

plugins/ugreen/ugreen.c

@@ -21,47 +21,35 @@ struct uwsgi_ugreen {
 
 extern struct uwsgi_server uwsgi;
 
-struct uwsgi_option ugreen_options[] = {
-	{"ugreen", no_argument, 0, "enable ugreen coroutine subsystem", uwsgi_opt_true, &ug.ugreen, 1},
+static struct uwsgi_option ugreen_options[] = {
+	{"ugreen", no_argument, 0, "enable ugreen coroutine subsystem", uwsgi_opt_true, &ug.ugreen, 0},
 	{"ugreen-stacksize", required_argument, 0, "set ugreen stack size in pages", uwsgi_opt_set_int, &ug.stackpages, 0},
 	{ 0, 0, 0, 0, 0, 0, 0 }
 };
 
-void u_green_request() {
-#ifdef UWSGI_ROUTING
-        if (uwsgi_apply_routes(uwsgi.wsgi_req) == UWSGI_ROUTE_BREAK) {
-		// end of the request
-		uwsgi.wsgi_req->async_status = UWSGI_OK;
-		uwsgi.wsgi_req->suspended = 0;
-		return;
-	}
-#endif
-	uwsgi.wsgi_req->async_status = uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->request(uwsgi.wsgi_req);
-	uwsgi.wsgi_req->suspended = 0;
-}
-
 static void u_green_schedule_to_req() {
 
 	int id = uwsgi.wsgi_req->async_id;
+	uint8_t modifier1 = uwsgi.wsgi_req->uh->modifier1;
 
+	// first round ?
 	if (!uwsgi.wsgi_req->suspended) {
 		ug.contexts[id].uc_link = &ug.main;
-        	makecontext(&ug.contexts[id], u_green_request, 0);
+        	makecontext(&ug.contexts[id], async_schedule_to_req_green, 0);
 		uwsgi.wsgi_req->suspended = 1;
 	}
 
-	if (uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->suspend) {
-		uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->suspend(NULL);
+	// call it in the main core
+	if (uwsgi.p[modifier1]->suspend) {
+		uwsgi.p[modifier1]->suspend(NULL);
 	}
 
+	// save the main stack and switch to the core
 	swapcontext(&ug.main, &ug.contexts[id] );		
 
-	if (uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->resume) {
-		uwsgi.p[uwsgi.wsgi_req->uh->modifier1]->resume(NULL);
-	}
-
-	if (uwsgi.wsgi_req->suspended) {
-		uwsgi.wsgi_req->async_status = UWSGI_AGAIN;
+	// call it in the main core
+	if (uwsgi.p[modifier1]->resume) {
+		uwsgi.p[modifier1]->resume(NULL);
 	}
 
 }
@@ -72,7 +60,9 @@ static void u_green_schedule_to_main(struct wsgi_request *wsgi_req) {
 		uwsgi.p[wsgi_req->uh->modifier1]->suspend(wsgi_req);
 	}
 
+	// back to main
 	swapcontext(&ug.contexts[wsgi_req->async_id], &ug.main);
+	// back to core
 
 	if (uwsgi.p[wsgi_req->uh->modifier1]->resume) {
 		uwsgi.p[wsgi_req->uh->modifier1]->resume(wsgi_req);
@@ -82,7 +72,7 @@ static void u_green_schedule_to_main(struct wsgi_request *wsgi_req) {
 }
 
 
-int u_green_init() {
+static int u_green_init() {
 
 	static int i;
 

plugins/webdav/uwsgiplugin.py

@@ -0,0 +1,8 @@
+import os
+
+NAME='webdav'
+CFLAGS = os.popen('xml2-config --cflags').read().rstrip().split()
+LDFLAGS = []
+LIBS = os.popen('xml2-config --libs').read().rstrip().split()
+
+GCC_LIST = ['webdav']

plugins/xattr/uwsgiplugin.py

@@ -0,0 +1,5 @@
+NAME='xattr'
+CFLAGS=[]
+LDFLAGS=[]
+LIBS=[]
+GCC_LIST = ['xattr']

plugins/xattr/xattr.c

@@ -0,0 +1,82 @@
+#include <uwsgi.h>
+
+/*
+
+	xattr-related plugin
+
+	exposes two routing vars:
+
+	file is a var, key is a string
+	${xattr[PATH_INFO:user.uwsgi.webdav.foobar]}
+	
+	file is a var, key is a var
+	${xattr2[PATH_INFO:MYKEY]}
+
+*/
+
+#ifdef __linux__
+#include <attr/xattr.h>
+#endif
+
+static char *uwsgi_route_var_xattr(struct wsgi_request *wsgi_req, char *key, uint16_t keylen, uint16_t *vallen) {
+	char *colon = memchr(key, ':', keylen);
+	if (!colon) return NULL;
+        uint16_t var_vallen = 0;
+        char *var_value = uwsgi_get_var(wsgi_req, key, colon-key, &var_vallen);
+        if (var_value) {
+		char *filename = uwsgi_concat2n(var_value, var_vallen, "", 0);
+		char *name = uwsgi_concat2n(colon+1, (keylen-1) - (colon-key), "", 0);
+		ssize_t rlen = getxattr(filename, name, NULL, 0);
+		if (rlen > 0) {
+			char *value = uwsgi_calloc(rlen);
+			getxattr(filename, name, value, rlen);
+			*vallen = rlen;
+			free(filename);
+			free(name);
+			return value;
+		}
+		free(filename);
+		free(name);
+        }
+        return NULL;
+}
+
+static char *uwsgi_route_var_xattr2(struct wsgi_request *wsgi_req, char *key, uint16_t keylen, uint16_t *vallen) {
+        char *colon = memchr(key, ':', keylen);
+        if (!colon) return NULL;
+        uint16_t var_vallen = 0;
+        char *var_value = uwsgi_get_var(wsgi_req, key, colon-key, &var_vallen);
+        if (var_value) {
+		uint16_t var2_vallen = 0;	
+		char *var2_value = uwsgi_get_var(wsgi_req, colon+1, (keylen-1) - (colon-key), &var2_vallen);
+		if (var2_value) {
+                	char *filename = uwsgi_concat2n(var_value, var_vallen, "", 0);
+                	char *name = uwsgi_concat2n(var2_value, var2_vallen, "", 0);
+                	ssize_t rlen = getxattr(filename, name, NULL, 0);
+                	if (rlen > 0) {
+                        	char *value = uwsgi_calloc(rlen);
+                        	getxattr(filename, name, value, rlen);
+                        	*vallen = rlen;
+                        	free(filename);
+                        	free(name);
+                        	return value;
+                	}
+                	free(filename);
+                	free(name);
+		}
+        }
+        return NULL;
+}
+
+static void register_route_vars_xattr() {
+        struct uwsgi_route_var *urv = uwsgi_register_route_var("xattr", uwsgi_route_var_xattr);
+        urv->need_free = 1;
+        urv = uwsgi_register_route_var("xattr2", uwsgi_route_var_xattr2);
+        urv->need_free = 1;
+}
+
+struct uwsgi_plugin xattr_plugin = {
+        .name = "xattr",
+        .on_load = register_route_vars_xattr,
+};
+

plugins/xslt/uwsgiplugin.py

@@ -2,7 +2,7 @@ import os
 
 NAME='xslt'
 CFLAGS = os.popen('xslt-config --cflags').read().rstrip().split()
-LDFLAGS = os.popen('xslt-config --libs').read().rstrip().split()
-LIBS = []
+LDFLAGS = []
+LIBS = os.popen('xslt-config --libs').read().rstrip().split()
 
 GCC_LIST = ['xslt']

plugins/xslt/xslt.c

@@ -282,7 +282,7 @@ apply:
                 return UWSGI_OK;
 	} 
 	output = uwsgi_xslt_apply(doc, stylesheet, params, &output_rlen);
-	xmlFree(doc);
+	xmlFreeDoc(doc);
 	if (params) free(params);
 	if (!output) {
 		uwsgi_500(wsgi_req);
@@ -316,9 +316,10 @@ static void uwsgi_xslt_log(struct wsgi_request *wsgi_req) {
 	log_request(wsgi_req);
 }
 
-static int transform_toxslt(struct wsgi_request *wsgi_req, struct uwsgi_buffer *ub, struct uwsgi_buffer **new, void *data) {
+static int transform_toxslt(struct wsgi_request *wsgi_req, struct uwsgi_transformation *ut) {
 	int ret = -1;
-        struct uwsgi_transformation_xslt_conf *utxc = (struct uwsgi_transformation_xslt_conf *) data;
+        struct uwsgi_transformation_xslt_conf *utxc = (struct uwsgi_transformation_xslt_conf *) ut->data;
+	struct uwsgi_buffer *ub = ut->chunk;
 
 	xmlDoc *doc = xmlReadMemory(ub->buf, ub->pos, NULL, NULL, 0);
 	if (!doc) goto end;
@@ -327,18 +328,12 @@ static int transform_toxslt(struct wsgi_request *wsgi_req, struct uwsgi_buffer *
         char *output = uwsgi_xslt_apply( doc, utxc->stylesheet->buf, utxc->params ? utxc->params->buf : NULL, &rlen);
 	if (!output) goto end;
 
-        if (uwsgi_response_prepare_headers_int(wsgi_req, wsgi_req->status)) goto end;
-        if (uwsgi_response_add_content_length(wsgi_req, rlen)) goto end;
-        if (uwsgi_response_add_content_type(wsgi_req, utxc->content_type->buf, utxc->content_type->pos)) goto end;
-
-	*new = uwsgi_buffer_new(rlen);
-	if (uwsgi_buffer_append(*new, output, rlen)) {
-		xmlFree(output);
-		uwsgi_buffer_destroy(*new);
-		*new = NULL;
-		goto end;
+	// do not check for errors !!!
+	if (ut->round == 1) {
+        	uwsgi_response_add_content_type(wsgi_req, utxc->content_type->buf, utxc->content_type->pos);
 	}
-	xmlFree(output);
+
+	uwsgi_buffer_map(ub, output, rlen);
 	ret = 0;
 
 end:
@@ -413,7 +408,7 @@ static int uwsgi_routing_func_xslt(struct wsgi_request *wsgi_req, struct uwsgi_r
 	xmlDoc *doc = xmlParseFile(ub_doc->buf) ;
 	if (!doc) goto end;
         char *output = uwsgi_xslt_apply(doc, ub_stylesheet->buf, ub_params ? ub_params->buf : NULL, &rlen);
-	xmlFree(doc);
+	xmlFreeDoc(doc);
 	if (!output) goto end;
 
         if (uwsgi_response_prepare_headers(wsgi_req, "200 OK", 6)) goto end;

proto/http.c

@@ -107,7 +107,7 @@ static int http_parse(struct wsgi_request *wsgi_req, char *watermark) {
 				free(path_info);
 			}
 			else {
-				uwsgi_log("not enough space in wsgi_req http proto_parser_buf to encode PATH_INFO, consider tuning it with --buffer-size\n");
+				uwsgi_log("not enough space in wsgi_req http proto_parser_buf to decode PATH_INFO, consider tuning it with --buffer-size\n");
 				return -1;
 			}
 			query_string = ptr + 1;
@@ -124,7 +124,7 @@ static int http_parse(struct wsgi_request *wsgi_req, char *watermark) {
 					free(path_info);
                         	}
 				else {
-					uwsgi_log("not enough space in wsgi_req http proto_parser_buf to encode PATH_INFO, consider tuning it with --buffer-size\n");
+					uwsgi_log("not enough space in wsgi_req http proto_parser_buf to decode PATH_INFO, consider tuning it with --buffer-size\n");
 					return -1;
 				}
 				wsgi_req->uh->pktsize += proto_base_add_uwsgi_var(wsgi_req, "QUERY_STRING", 12, "", 0);

t/go/uploadtest.go

@@ -4,6 +4,7 @@ import "uwsgi"
 import "net/http"
 import "fmt"
 import "io/ioutil"
+import "os"
 
 
 func viewHandler(w http.ResponseWriter, r *http.Request) {
@@ -24,6 +25,7 @@ func postHandler(w http.ResponseWriter, r *http.Request) {
 }
 
 func main() {
+	fmt.Println(os.Args)
 	http.HandleFunc("/view/", viewHandler)
 	http.HandleFunc("/post/", postHandler)
 	uwsgi.Run()

t/routing/auth.ini

@@ -0,0 +1,50 @@
+[uwsgi]
+http-socket = :9090
+module = werkzeug.testapp:test_app
+
+; allows up to 100 authenticated users
+cache = 100
+master = true
+
+; check if a uwsgiauth cookie is available
+route-if-not = empty:${cookie[uwsgiauth]} goto:cookieauth
+
+; 2 users
+route-run = basicauth-next:Test0001,uno:due
+route-run = basicauth:Test0001,test:foo
+
+; create an uuid for authorization and place it in AUTH_UUID request var
+route-run = addvar:AUTH_UUID=${uwsgi[uuid]}
+; place it in the cache as REMOTE_USER:REMOTE_ADDR for 1 hour
+route-run = cacheset:key=${AUTH_UUID},value=${REMOTE_USER}:${REMOTE_ADDR},expires=3600
+; set the auth cookie
+route-run = addheader:Set-Cookie: uwsgiauth=${AUTH_UUID}; Expires=${httptime[3600]}
+; continue to the request plugin handler
+route-run = last:
+
+; here we manage the cookie (with some logging for debug)
+route-label = cookieauth
+route-run = log:COOKIE FOUND
+; set AUTH_UUID with the cookie value
+route-run = addvar:AUTH_UUID=${cookie[uwsgiauth]}
+route-run = log:AUTH_UUID=${AUTH_UUID}
+; get the cache value and place it in the var
+route-run = cachevar:key=${AUTH_UUID},var=AUTH_VALUE
+route-run = log:AUTH_VALUE=${AUTH_VALUE}
+; if the item is not found reset credentials
+route-if = empty:${AUTH_VALUE} goto:reset
+; check if the cookie is valid for the remote address
+route-if-not = endswith:${AUTH_VALUE};:${REMOTE_ADDR} goto:reset
+route-run = log:OK
+; set REMOTE_USER (the parser stops at the first colon)
+route-run = setuser:${AUTH_VALUE}
+; set the auth cookie (could be useless when using some framework)
+route-run = addheader:Set-Cookie: uwsgiauth=${AUTH_UUID}
+route-run = last:
+
+; reset credentials
+route-label = reset
+route-run = log:RESETTING CREDENTIALS
+route-run = addheader:Set-Cookie: uwsgiauth=invalid; expires=Thu, 01 Jan 1970 00:00:00 GMT
+; force a 401
+route-run = basicauth:Test0001,

t/routing/errorlimiter.ini

@@ -0,0 +1,35 @@
+[uwsgi]
+plugins = geoip, router_cache
+http-socket = :9090
+
+; 8 bytes blocksize is the right thing to do
+cache2 = name=limiter,items=1000,blocksize=8
+; allows expiring items
+master = true
+
+; get the cache value for the current ip (if any)
+route-run = cachevar:key=${REMOTE_ADDR},as_num=1,var=LIMIT
+; block the peer if it did more than 10 404 requests in the last 30 seconds
+route-if = >:${LIMIT};10 goto:blockit
+; end of routing
+route-run = last:
+
+
+module = werkzeug.testapp:test_app
+threads = 10
+
+; track the user if a 404 is returned
+final-route-if = equal:${uwsgi[status]};404 goto:trackit
+; end of final routing
+final-route-run = last:
+
+final-route-label = trackit
+; increase the value in the 'limiter' cache
+final-route-run = cacheinc:key=${REMOTE_ADDR},expires=30
+; increase the value if the connection is from italy !!!
+final-route-if = equal:${geoip[country_name]};Italy cacheinc:key=${REMOTE_ADDR},expires=30
+
+; block the client
+route-label = blockit
+route-run = log:STOP YOU BASTARD !!!
+route-run = break:503

t/routing/limiter.ini

@@ -0,0 +1,24 @@
+[uwsgi]
+http-socket = :9090
+
+; 8 bytes blocksize is the right thing to do
+cache2 = name=limiter,items=1000,blocksize=8
+; allows expiring items
+master = true
+
+; get the cache value for the current ip (if any)
+route-run = cachevar:key=${REMOTE_ADDR},as_num=1,var=LIMIT
+; block the peer if it did more than 10 requests in the last 30 seconds
+route-if = >:${LIMIT};10 goto:blockit
+; increment the value (expires value will not be updated)
+route-run = cacheinc:key=${REMOTE_ADDR},expires=30
+; end of the checks
+route-run = last:
+
+module = werkzeug.testapp:test_app
+threads = 10
+
+; block the client
+route-label = blockit
+route-run = log:STOP YOU BASTARD !!!
+route-run = break:503

t/webdav/carddav.ini

@@ -0,0 +1,16 @@
+#! uwsgi -S addressbook=./carddav carddav.ini
+[uwsgi]
+plugin = webdav
+
+http-socket = :9090
+http-socket-modifier1 = 35
+
+route-run = basicauth:CardDav uWSGI server,unbit:unbit
+
+webdav-add-option = addressbook
+webdav-principal-base = /principals/users/
+
+webdav-add-prop-href = urn:ietf:params:xml:ns:carddav addressbook-home-set /principals/users/unbit
+webdav-add-rtype-collection-prop = urn:ietf:params:xml:ns:carddav addressbook
+webdav-mount = %(addressbook)
+

uwsgi.gemspec

@@ -2,7 +2,7 @@ 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        = '2013-04-22'
+  s.date        = '2013-05-11'
   s.summary     = "uWSGI"
   s.description = "The uWSGI server for Ruby/Rack"
   s.authors     = ["Unbit"]

uwsgi.h

@@ -9,7 +9,8 @@ extern "C" {
 #define UMAX16	65536
 #define UMAX8	256
 
-#define UMAX64_STR "18446744073709551616"
+#define UMAX64_STR "18446744073709551615"
+#define MAX64_STR "−9223372036854775808"
 
 #define uwsgi_error(x)  uwsgi_log("%s: %s [%s line %d]\n", x, strerror(errno), __FILE__, __LINE__);
 #define uwsgi_error_realpath(x)  uwsgi_log("realpath() of %s failed: %s [%s line %d]\n", x, strerror(errno), __FILE__, __LINE__);
@@ -242,7 +243,9 @@ extern int pivot_root(const char *new_root, const char *put_old);
 #include <sys/wait.h>
 
 #ifdef __APPLE__
+#ifndef MAC_OS_X_VERSION_MIN_REQUIRED
 #define MAC_OS_X_VERSION_MIN_REQUIRED MAC_OS_X_VERSION_10_4
+#endif
 #include <mach-o/dyld.h>
 #endif
 
@@ -311,9 +314,15 @@ extern int pivot_root(const char *new_root, const char *put_old);
 #endif
 
 #define UWSGI_CACHE_FLAG_UNGETTABLE	0x01
-#define UWSGI_CACHE_FLAG_UPDATE	0x02
-#define UWSGI_CACHE_FLAG_LOCAL	0x04
-#define UWSGI_CACHE_FLAG_ABSEXPIRE	0x08
+#define UWSGI_CACHE_FLAG_UPDATE	1 << 1
+#define UWSGI_CACHE_FLAG_LOCAL	1 << 2
+#define UWSGI_CACHE_FLAG_ABSEXPIRE	1 << 3
+#define UWSGI_CACHE_FLAG_MATH	1 << 4
+#define UWSGI_CACHE_FLAG_INC	1 << 5
+#define UWSGI_CACHE_FLAG_DEC	1 << 6
+#define UWSGI_CACHE_FLAG_MUL	1 << 7
+#define UWSGI_CACHE_FLAG_DIV	1 << 8
+#define UWSGI_CACHE_FLAG_FIXEXPIRE	1 << 9
 
 #ifdef UWSGI_SSL
 #include "openssl/conf.h"
@@ -540,6 +549,10 @@ struct uwsgi_daemon {
 	// frequency of pidfile checks (default 10 secs)
 	int freq;
 
+#ifdef UWSGI_SSL
+	char *legion;
+#endif
+
 	struct uwsgi_daemon *next;
 };
 
@@ -727,7 +740,7 @@ struct uwsgi_cache {
 	uint64_t filesize;
 	uint64_t store_sync;
 
-	int thread_server_fd;
+	int64_t math_initial;
 
 	struct uwsgi_string_list *nodes;
 	int udp_node_socket;
@@ -1049,15 +1062,18 @@ struct uwsgi_spooler {
 #define UWSGI_ROUTE_CONTINUE 1
 // close the request
 #define UWSGI_ROUTE_BREAK 2
-// go to the next group of routes
-#define UWSGI_ROUTE_GOON 3
 
 struct uwsgi_route {
 
 	pcre *pattern;
 	pcre_extra *pattern_extra;
-	int ovn;
-	int *ovector;
+
+	char *orig_route;
+	
+	// one for each core
+	int *ovn;
+	int **ovector;
+	struct uwsgi_buffer **condition_ub;
 
 	char *subject_str;
 	size_t subject_str_len;
@@ -1081,9 +1097,6 @@ struct uwsgi_route {
 	// 64bit value for custom usage
 	uint64_t custom;
 
-	// true ifthis is the last rule of this kind
-	int is_last;
-
 	uint64_t pos;
 	char *label;
 	size_t label_len;
@@ -1195,8 +1208,13 @@ struct uwsgi_logvar {
 };
 
 struct uwsgi_transformation {
-	int (*func)(struct wsgi_request *, struct uwsgi_buffer *, struct uwsgi_buffer **, void *);
+	int (*func)(struct wsgi_request *, struct uwsgi_transformation *);
+	struct uwsgi_buffer *chunk;
+	uint8_t can_stream;
+	uint8_t is_final;
+	uint8_t flushed;
 	void *data;
+	uint64_t round;
 	struct uwsgi_transformation *next;
 };
 
@@ -1407,14 +1425,16 @@ struct wsgi_request {
 
 	// avoid routing loops
 	int is_routing;
+	int is_final_routing;
 	int routes_applied;
 	// internal routing vm program counter
 	uint32_t route_pc;
 	// internal routing goto instruction
 	uint32_t route_goto;
 
-	struct uwsgi_buffer *response_buffer;
 	struct uwsgi_transformation *transformations;
+	char *transformed_chunk;
+	size_t transformed_chunk_len;
 
 	struct msghdr msg;
 	union {
@@ -1844,6 +1864,7 @@ struct uwsgi_server {
 	struct uwsgi_string_list *alarm_logs_list;
 	struct uwsgi_alarm_fd *alarm_fds;
 	struct uwsgi_string_list *alarm_fd_list;
+	struct uwsgi_string_list *alarm_segfault;
 	struct uwsgi_alarm *alarms;
 	struct uwsgi_alarm_instance *alarm_instances;
 	struct uwsgi_alarm_log *alarm_logs;
@@ -1932,7 +1953,6 @@ struct uwsgi_server {
 	struct wsgi_request **async_proto_fd_table;
 	struct uwsgi_async_request *async_runqueue;
 	struct uwsgi_async_request *async_runqueue_last;
-	int async_runqueue_cnt;
 
 	struct uwsgi_rbtree *rb_async_timeouts;
 
@@ -1961,6 +1981,7 @@ struct uwsgi_server {
 	struct uwsgi_string_list *touch_gracefully_stop;
 	struct uwsgi_string_list *touch_logrotate;
 	struct uwsgi_string_list *touch_logreopen;
+	struct uwsgi_string_list *touch_exec;
 
 	int propagate_touch;
 
@@ -2093,6 +2114,7 @@ struct uwsgi_server {
 #ifdef UWSGI_ROUTING
 	struct uwsgi_router *routers;
 	struct uwsgi_route *routes;
+	struct uwsgi_route *final_routes;
 	struct uwsgi_route_condition *route_conditions;
 	struct uwsgi_route_var *route_vars;
 #endif
@@ -2557,9 +2579,8 @@ int bind_to_udp(char *, int, int);
 int bind_to_unix_dgram(char *);
 int timed_connect(struct pollfd *, const struct sockaddr *, int, int, int);
 int uwsgi_connect(char *, int, int);
+int uwsgi_connect_udp(char *);
 int uwsgi_connectn(char *, uint16_t, int, int);
-int connect_to_tcp(char *, int, int, int);
-int connect_to_unix(char *, int, int);
 
 void daemonize(char *);
 void logto(char *);
@@ -2620,9 +2641,11 @@ struct wsgi_request *find_first_available_wsgi_req(void);
 struct wsgi_request *find_first_accepting_wsgi_req(void);
 struct wsgi_request *find_wsgi_req_by_fd(int);
 struct wsgi_request *find_wsgi_req_by_id(int);
+void async_schedule_to_req_green(void);
 
 int async_add_fd_write(struct wsgi_request *, int, int);
 int async_add_fd_read(struct wsgi_request *, int, int);
+void async_reset_request(struct wsgi_request *);
 
 struct wsgi_request *next_wsgi_req(struct wsgi_request *);
 
@@ -2740,6 +2763,7 @@ struct uwsgi_cache *uwsgi_cache_by_namelen(char *, uint16_t);
 void uwsgi_cache_create_all(void);
 void uwsgi_cache_sync_from_nodes(struct uwsgi_cache *);
 void uwsgi_cache_setup_nodes(struct uwsgi_cache *);
+int64_t uwsgi_cache_num2(struct uwsgi_cache *, char *, uint16_t);
 
 void uwsgi_cache_sync_all(void);
 void uwsgi_cache_start_sweepers(void);
@@ -2802,12 +2826,14 @@ void uwsgi_gateway_go_cheap(char *, int, int *);
 
 char *uwsgi_open_and_read(char *, size_t *, int, char *[]);
 char *uwsgi_get_last_char(char *, char);
+char *uwsgi_get_last_charn(char *, size_t, char);
 
 void uwsgi_spawn_daemon(struct uwsgi_daemon *);
 void uwsgi_detach_daemons();
 
 void emperor_loop(void);
 char *uwsgi_num2str(int);
+char *uwsgi_64bit2str(int64_t);
 
 char *magic_sub(char *, size_t, size_t *, char *[]);
 void init_magic_table(char *[]);
@@ -3054,6 +3080,7 @@ void uwsgi_fixup_fds(int, int, struct uwsgi_gateway *);
 void uwsgi_set_processname(char *);
 
 void http_url_decode(char *, uint16_t *, char *);
+void http_url_encode(char *, uint16_t *, char *);
 
 pid_t uwsgi_fork(char *);
 
@@ -3302,12 +3329,14 @@ char *uwsgi_tmpname(char *, char *);
 struct uwsgi_router *uwsgi_register_router(char *, int (*)(struct uwsgi_route *, char *));
 void uwsgi_opt_add_route(char *, char *, void *);
 int uwsgi_apply_routes(struct wsgi_request *);
-int uwsgi_apply_routes_do(struct wsgi_request *, char *, uint16_t);
+void uwsgi_apply_final_routes(struct wsgi_request *);
+int uwsgi_apply_routes_do(struct uwsgi_route *, struct wsgi_request *, char *, uint16_t);
 void uwsgi_register_embedded_routers(void);
 void uwsgi_routing_dump();
 struct uwsgi_buffer *uwsgi_routing_translate(struct wsgi_request *, struct uwsgi_route *, char *, uint16_t, char *, size_t);
 int uwsgi_route_api_func(struct wsgi_request *, char *, char *);
 struct uwsgi_route_condition *uwsgi_register_route_condition(char *, int (*) (struct wsgi_request *, struct uwsgi_route *));
+void uwsgi_fixup_routes(struct uwsgi_route *);
 #endif
 
 void uwsgi_reload(char **);
@@ -3450,6 +3479,7 @@ int uwsgi_subscription_sign_check(struct uwsgi_subscribe_slot *, struct uwsgi_su
 
 char *uwsgi_sha1(char *, size_t, char *);
 char *uwsgi_sha1_2n(char *, size_t, char *, size_t, char *);
+char *uwsgi_md5(char *, size_t, char *);
 #endif
 
 void uwsgi_opt_ssa(char *, char *, void *);
@@ -3601,6 +3631,7 @@ int uwsgi_buffer_insert_chunked(struct uwsgi_buffer *, size_t, size_t);
 int uwsgi_buffer_append_chunked(struct uwsgi_buffer *, size_t);
 int uwsgi_buffer_append_json(struct uwsgi_buffer *, char *, size_t);
 int uwsgi_buffer_set_uh(struct uwsgi_buffer *, uint8_t, uint8_t);
+void uwsgi_buffer_map(struct uwsgi_buffer *, char *, size_t);
 struct uwsgi_buffer *uwsgi_buffer_from_file(char *);
 
 ssize_t uwsgi_buffer_write_simple(struct wsgi_request *, struct uwsgi_buffer *);
@@ -3796,6 +3827,7 @@ int uwsgi_websocket_handshake(struct wsgi_request *, char *, uint16_t, char *, u
 int uwsgi_response_prepare_headers(struct wsgi_request *, char *, uint16_t);
 int uwsgi_response_prepare_headers_int(struct wsgi_request *, int);
 int uwsgi_response_add_header(struct wsgi_request *, char *, uint16_t, char *, uint16_t);
+int uwsgi_response_add_header_force(struct wsgi_request *, char *, uint16_t, char *, uint16_t);
 int uwsgi_response_commit_headers(struct wsgi_request *);
 int uwsgi_response_sendfile_do(struct wsgi_request *, int, size_t, size_t);
 
@@ -3819,6 +3851,8 @@ int uwsgi_proto_base_fix_headers(struct wsgi_request *);
 int uwsgi_response_add_content_length(struct wsgi_request *, uint64_t);
 int uwsgi_response_add_content_range(struct wsgi_request *, uint64_t, uint64_t, uint64_t);
 int uwsgi_response_add_expires(struct wsgi_request *, uint64_t);
+int uwsgi_response_add_last_modified(struct wsgi_request *, uint64_t);
+int uwsgi_response_add_date(struct wsgi_request *, char *, uint16_t, uint64_t);
 
 const char *uwsgi_http_status_msg(char *, uint16_t *);
 int uwsgi_stats_dump_vars(struct uwsgi_stats *, struct uwsgi_core *);
@@ -3928,6 +3962,9 @@ int uwsgi_deflate_init(z_stream *, char *, size_t);
 char *uwsgi_deflate(z_stream *, char *, size_t, size_t *);
 void uwsgi_crc32(uint32_t *, char *, size_t);
 struct uwsgi_buffer *uwsgi_gzip(char *, size_t);
+int uwsgi_gzip_fix(z_stream *, uint32_t, struct uwsgi_buffer *, size_t);
+char *uwsgi_gzip_chunk(z_stream *, uint32_t *, char *, size_t, size_t *);
+int uwsgi_gzip_prepare(z_stream *, char *, size_t, uint32_t *);
 #endif
 
 char *uwsgi_get_cookie(struct wsgi_request *, char *, uint16_t, uint16_t *);
@@ -3946,8 +3983,10 @@ int uwsgi_is_full_http(struct uwsgi_buffer *);
 
 int uwsgi_http_date(time_t t, char *);
 
-int uwsgi_apply_transformations(struct wsgi_request *wsgi_req);
-struct uwsgi_transformation *uwsgi_add_transformation(struct wsgi_request *wsgi_req, int (*func)(struct wsgi_request *, struct uwsgi_buffer *, struct uwsgi_buffer **, void *), void *);
+int uwsgi_apply_transformations(struct wsgi_request *wsgi_req, char *, size_t);
+int uwsgi_apply_final_transformations(struct wsgi_request *);
+void uwsgi_free_transformations(struct wsgi_request *);
+struct uwsgi_transformation *uwsgi_add_transformation(struct wsgi_request *wsgi_req, int (*func)(struct wsgi_request *, struct uwsgi_transformation *), void *);
 
 void uwsgi_file_write_do(struct uwsgi_string_list *);
 
@@ -3957,6 +3996,12 @@ void uwsgi_add_safe_fd(int);
 void uwsgi_ipcsem_clear(void);
 char *uwsgi_str_to_hex(char *, size_t);
 
+// this 3 functions have been added 1.9.10 to allow plugins take the control over processes
+void uwsgi_worker_run(void);
+void uwsgi_mule_run(void);
+void uwsgi_spooler_run(void);
+void uwsgi_takeover(void);
+
 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 = '1.9.7'
+uwsgi_version = '1.9.10'
 
 import os
 import re
@@ -153,7 +153,7 @@ def spcall3(cmd):
 def add_o(x):
     if x == 'uwsgi':
         x = 'main'
-    elif x.endswith('.a'):
+    elif x.endswith('.a') or x.endswith('.o'):
         return x
     x = x + '.o'
     return x
@@ -277,7 +277,7 @@ def build_uwsgi(uc, print_only=False):
         objfile = file
         if objfile == 'uwsgi':
             objfile = 'main'
-        if not objfile.endswith('.a'):
+        if not objfile.endswith('.a') and not objfile.endswith('.o'):
             compile(' '.join(cflags), last_cflags_ts, objfile + '.o', file + '.c')
 
     if uc.get('embedded_plugins'):
@@ -346,6 +346,8 @@ def build_uwsgi(uc, print_only=False):
                 for cfile in up['GCC_LIST']:
                     if cfile.endswith('.a'):
                         gcc_list.append(cfile)
+                    elif cfile.endswith('.o'):
+                        gcc_list.append('%s/%s' % (path, cfile))
                     elif not cfile.endswith('.c') and not cfile.endswith('.cc') and not cfile.endswith('.m'):
                         compile(' '.join(uniq_warnings(p_cflags)), last_cflags_ts,
                             path + '/' + cfile + '.o', path + '/' + cfile + '.c')
@@ -471,7 +473,7 @@ class uConf(object):
         self.gcc_list.append('proto/scgi')
         self.include_path = []
 
-        self.cflags = ['-O2', '-I.', '-Wall', '-Werror', '-D_LARGEFILE_SOURCE', '-D_FILE_OFFSET_BITS=64'] + os.environ.get("CFLAGS", "").split()
+        self.cflags = ['-O2', '-I.', '-Wall', '-Werror', '-D_LARGEFILE_SOURCE', '-D_FILE_OFFSET_BITS=64'] + os.environ.get("CFLAGS", "").split() + self.get('cflags','').split()
 
         report['kernel'] = uwsgi_os
 
@@ -568,7 +570,7 @@ class uConf(object):
                 return None
             return value
         except:
-            if default:
+            if default is not None:
                 return default
             return None
 
@@ -1122,7 +1124,7 @@ def build_plugin(path, uc, cflags, ldflags, libs, name = None):
     for cfile in up['GCC_LIST']:
         if cfile.endswith('.a'): 
             gcc_list.append(cfile)
-        elif not cfile.endswith('.c') and not cfile.endswith('.cc') and not cfile.endswith('.m'):
+        elif not cfile.endswith('.c') and not cfile.endswith('.cc') and not cfile.endswith('.m') and not cfile.endswith('.o'):
             gcc_list.append(path + '/' + cfile + '.c')
         else:
             gcc_list.append(path + '/' + cfile)