added connection tracking information via netlink

[netdata.git] / src / appconfig.c

diff --git a/src/appconfig.c b/src/appconfig.c
index 2de6f69c085af1f138d45a1db6dc70eb14c6bb61..71ff4b75e255a36977685aa049e6d28d43da7691 100644 (file)
--- a/src/appconfig.c
+++ b/src/appconfig.c
@@ -36,7 +36,7 @@ struct section {
     struct config_option *values;
     avl_tree_lock values_index;
 
-    pthread_mutex_t mutex;  // this locks only the writers, to ensure atomic updates
+    netdata_mutex_t mutex;  // this locks only the writers, to ensure atomic updates
                             // readers are protected using the rwlock in avl_tree_lock
 };
 
@@ -44,7 +44,7 @@ static int appconfig_section_compare(void *a, void *b);
 
 struct config netdata_config = {
         .sections = NULL,
-        .mutex = PTHREAD_MUTEX_INITIALIZER,
+        .mutex = NETDATA_MUTEX_INITIALIZER,
         .index = {
             { NULL, appconfig_section_compare },
             AVL_LOCK_INITIALIZER
@@ -53,7 +53,7 @@ struct config netdata_config = {
 
 struct config stream_config = {
         .sections = NULL,
-        .mutex = PTHREAD_MUTEX_INITIALIZER,
+        .mutex = NETDATA_MUTEX_INITIALIZER,
         .index = {
                 { NULL, appconfig_section_compare },
                 AVL_LOCK_INITIALIZER
@@ -64,19 +64,19 @@ struct config stream_config = {
 // locking
 
 static inline void appconfig_wrlock(struct config *root) {
-    pthread_mutex_lock(&root->mutex);
+    netdata_mutex_lock(&root->mutex);
 }
 
 static inline void appconfig_unlock(struct config *root) {
-    pthread_mutex_unlock(&root->mutex);
+    netdata_mutex_unlock(&root->mutex);
 }
 
 static inline void config_section_wrlock(struct section *co) {
-    pthread_mutex_lock(&co->mutex);
+    netdata_mutex_lock(&co->mutex);
 }
 
 static inline void config_section_unlock(struct section *co) {
-    pthread_mutex_unlock(&co->mutex);
+    netdata_mutex_unlock(&co->mutex);
 }
 
 
@@ -157,8 +157,7 @@ static inline struct section *appconfig_section_create(struct config *root, cons
 // ----------------------------------------------------------------------------
 // config name-value methods
 
-static inline struct config_option *appconfig_value_create(struct section *co, const char *name, const char *value)
-{
+static inline struct config_option *appconfig_value_create(struct section *co, const char *name, const char *value) {
     debug(D_CONFIG, "Creating config entry for name '%s', value '%s', in section '%s'.", name, value, co->name);
 
     struct config_option *cv = callocz(1, sizeof(struct config_option));
@@ -166,8 +165,14 @@ static inline struct config_option *appconfig_value_create(struct section *co, c
     cv->hash = simple_hash(cv->name);
     cv->value = strdupz(value);
 
-    if(unlikely(appconfig_option_index_add(co, cv) != cv))
-        error("INTERNAL ERROR: indexing of config '%s' in section '%s': already exists.", cv->name, co->name);
+    struct config_option *found = appconfig_option_index_add(co, cv);
+    if(found != cv) {
+        error("indexing of config '%s' in section '%s': already exists - using the existing one.", cv->name, co->name);
+        freez(cv->value);
+        freez(cv->name);
+        freez(cv);
+        return found;
+    }
 
     config_section_wrlock(co);
     struct config_option *cv2 = co->values;
@@ -240,7 +245,7 @@ int appconfig_move(struct config *root, const char *section_old, const char *nam
     co_new->values = cv_new;
 
     if(unlikely(appconfig_option_index_add(co_new, cv_old) != cv_old))
-        error("INTERNAL ERROR: indexing of config '%s' in section '%s', already exists.", cv_old->name, co_new->name);
+        error("INTERNAL ERROR: re-indexing of config '%s' in section '%s', already exists.", cv_old->name, co_new->name);
 
     ret = 0;
 
@@ -525,7 +530,7 @@ void appconfig_generate(struct config *root, BUFFER *wb, int only_changed)
         appconfig_wrlock(root);
         for(co = root->sections; co ; co = co->next) {
             if(!strcmp(co->name, CONFIG_SECTION_GLOBAL)
-               || !strcmp(co->name, CONFIG_SECTION_API)
+               || !strcmp(co->name, CONFIG_SECTION_WEB)
                || !strcmp(co->name, CONFIG_SECTION_PLUGINS)
                || !strcmp(co->name, CONFIG_SECTION_REGISTRY)
                || !strcmp(co->name, CONFIG_SECTION_HEALTH)