FS-6402 mod_rayo/mod_ssml: add mutex to hashes now that iteration is no longer thread-safe

src/mod/event_handlers/mod_rayo/mod_rayo.c

@@ -207,6 +207,8 @@ static struct {
 	char *mixer_conf_profile;
 	/** to URI prefixes mapped to gateways */
 	switch_hash_t *dial_gateways;
+	/** synchronizes access to dial gateways */
+	switch_mutex_t *dial_gateways_mutex;
 	/** console command aliases */
 	switch_hash_t *cmd_aliases;
 	/** global console */
@@ -569,6 +571,7 @@ static struct dial_gateway *dial_gateway_find(const char *uri)
 	struct dial_gateway *gateway = (struct dial_gateway *)switch_core_hash_find(globals.dial_gateways, "default");
 
 	/* find longest prefix match */
+	switch_mutex_lock(globals.dial_gateways_mutex);
 	for (hi = switch_core_hash_first(globals.dial_gateways); hi; hi = switch_core_hash_next(hi)) {
 		struct dial_gateway *candidate = NULL;
 		const void *prefix;
@@ -584,6 +587,7 @@ static struct dial_gateway *dial_gateway_find(const char *uri)
 			gateway = candidate;
 		}
 	}
+	switch_mutex_unlock(globals.dial_gateways_mutex);
 	return gateway;
 }
 
@@ -2893,6 +2897,7 @@ static void rayo_client_command_recv(struct rayo_client *rclient, iks *iq)
 static void broadcast_mixer_event(struct rayo_mixer *mixer, iks *rayo_event)
 {
 	switch_hash_index_t *hi = NULL;
+	switch_mutex_lock(RAYO_ACTOR(mixer)->mutex);
 	for (hi = switch_core_hash_first(mixer->subscribers); hi; hi = switch_core_hash_next(hi)) {
 		const void *key;
 		void *val;
@@ -2903,6 +2908,7 @@ static void broadcast_mixer_event(struct rayo_mixer *mixer, iks *rayo_event)
 		iks_insert_attrib(rayo_event, "to", subscriber->jid);
 		RAYO_SEND_MESSAGE_DUP(mixer, subscriber->jid, rayo_event);
 	}
+	switch_mutex_unlock(RAYO_ACTOR(mixer)->mutex);
 }
 
 /**
@@ -4549,6 +4555,7 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_rayo_load)
 	switch_core_hash_init(&globals.actors_by_id);
 	switch_mutex_init(&globals.actors_mutex, SWITCH_MUTEX_NESTED, pool);
 	switch_core_hash_init(&globals.dial_gateways);
+	switch_mutex_init(&globals.dial_gateways_mutex, SWITCH_MUTEX_NESTED, pool);
 	switch_core_hash_init(&globals.cmd_aliases);
 	switch_thread_rwlock_create(&globals.shutdown_rwlock, pool);
 	switch_queue_create(&globals.msg_queue, 25000, pool);

src/mod/event_handlers/mod_rayo/rayo_cpa_detector.c

@@ -31,6 +31,8 @@
 static struct {
 	/** detectors supported by this module mapped by signal-type */
 	switch_hash_t *detectors;
+	/** synchronizes access to detectors */
+	switch_mutex_t *detectors_mutex;
 } globals;
 
 struct rayo_cpa_detector;
@@ -390,10 +392,12 @@ static switch_status_t rayo_cpa_detector_signal_types(const char *line, const ch
 	const void *vvar;
 	switch_console_callback_match_t *my_matches = NULL;
 
+	switch_mutex_lock(globals.detectors_mutex);
 	for (hi = switch_core_hash_first(globals.detectors); hi; hi = switch_core_hash_next(hi)) {
 		switch_core_hash_this(hi, &vvar, NULL, &val);
 		switch_console_push_match(&my_matches, (const char *) vvar);
 	}
+	switch_mutex_unlock(globals.detectors_mutex);
 
 	if (my_matches) {
 		*matches = my_matches;
@@ -414,16 +418,19 @@ switch_status_t rayo_cpa_detector_load(switch_loadable_module_interface_t **modu
 {
 	switch_api_interface_t *api_interface;
 
+	switch_core_hash_init(&globals.detectors);
+	switch_mutex_init(&globals.detectors_mutex, SWITCH_MUTEX_NESTED, pool);
+
+	if (do_config(pool, config_file) != SWITCH_STATUS_SUCCESS) {
+		return SWITCH_STATUS_TERM;
+	}
+
 	SWITCH_ADD_API(api_interface, "rayo_cpa", "Query rayo status", rayo_cpa_detector_api, RAYO_CPA_DETECTOR_SYNTAX);
 
 	switch_console_set_complete("add rayo_cpa ::console::list_uuid ::rayo_cpa::list_signal_types start");
 	switch_console_set_complete("add rayo_cpa ::console::list_uuid ::rayo_cpa::list_signal_types stop");
 	switch_console_add_complete_func("::rayo_cpa::list_signal_types", rayo_cpa_detector_signal_types);
 
-	switch_core_hash_init(&globals.detectors);
-	if (do_config(pool, config_file) != SWITCH_STATUS_SUCCESS) {
-		return SWITCH_STATUS_TERM;
-	}
 	return SWITCH_STATUS_SUCCESS;
 }
 

src/mod/formats/mod_ssml/mod_ssml.c

@@ -1,6 +1,6 @@
 /*
  * mod_ssml for FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
- * Copyright (C) 2013, Grasshopper
+ * Copyright (C) 2013-2014, Grasshopper
  *
  * Version: MPL 1.1
  *
@@ -64,8 +64,12 @@ static struct {
 	switch_hash_t *voice_cache;
 	/** Mapping of voice names */
 	switch_hash_t *say_voice_map;
+	/** Synchronizes access to say_voice_map */
+	switch_mutex_t *say_voice_map_mutex;
 	/** Mapping of voice names */
 	switch_hash_t *tts_voice_map;
+	/** Synchronizes access to tts_voice_map */
+	switch_mutex_t *tts_voice_map_mutex;
 	/** Mapping of interpret-as value to macro */
 	switch_hash_t *interpret_as_map;
 	/** Mapping of ISO language code to say-module */
@@ -371,7 +375,11 @@ done:
  */
 static struct voice *find_tts_voice(struct ssml_node *cur_node)
 {
-	return find_voice(cur_node, globals.tts_voice_map, "tts", 0);
+	struct voice *v;
+	switch_mutex_lock(globals.tts_voice_map_mutex);
+	v = find_voice(cur_node, globals.tts_voice_map, "tts", 0);
+	switch_mutex_unlock(globals.tts_voice_map_mutex);
+	return v;
 }
 
 /**
@@ -381,7 +389,11 @@ static struct voice *find_tts_voice(struct ssml_node *cur_node)
  */
 static struct voice *find_say_voice(struct ssml_node *cur_node)
 {
-	return find_voice(cur_node, globals.say_voice_map, "say", 1);
+	struct voice *v;
+	switch_mutex_lock(globals.say_voice_map_mutex);
+	v = find_voice(cur_node, globals.say_voice_map, "say", 1);
+	switch_mutex_unlock(globals.say_voice_map_mutex);
+	return v;
 }
 
 /**
@@ -1112,7 +1124,9 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_ssml_load)
 	globals.pool = pool;
 	switch_core_hash_init(&globals.voice_cache);
 	switch_core_hash_init(&globals.tts_voice_map);
+	switch_mutex_init(&globals.tts_voice_map_mutex, SWITCH_MUTEX_NESTED, pool);
 	switch_core_hash_init(&globals.say_voice_map);
+	switch_mutex_init(&globals.say_voice_map_mutex, SWITCH_MUTEX_NESTED, pool);
 	switch_core_hash_init(&globals.interpret_as_map);
 	switch_core_hash_init(&globals.language_map);
 	switch_core_hash_init(&globals.tag_defs);