plugin: Added support for log callbacks.

[sysdb.git] / src / core / plugin.c

diff --git a/src/core/plugin.c b/src/core/plugin.c
index 53bba9e74bfc6bcb95522b36ab5c478035e733dc..f502582c4b420172c6927e315a4e31177da9a91b 100644 (file)
--- a/src/core/plugin.c
+++ b/src/core/plugin.c
@@ -100,6 +100,7 @@ static sdb_llist_t      *config_list = NULL;
 static sdb_llist_t      *init_list = NULL;
 static sdb_llist_t      *collector_list = NULL;
 static sdb_llist_t      *shutdown_list = NULL;
+static sdb_llist_t      *log_list = NULL;
 
 /*
  * private helper functions
@@ -441,6 +442,14 @@ sdb_plugin_register_shutdown(const char *name, sdb_plugin_shutdown_cb callback,
                        callback, user_data);
 } /* sdb_plugin_register_shutdown */
 
+int
+sdb_plugin_register_log(const char *name, sdb_plugin_log_cb callback,
+               sdb_object_t *user_data)
+{
+       return sdb_plugin_add_callback(&log_list, "log", name, callback,
+                       user_data);
+} /* sdb_plugin_register_log */
+
 int
 sdb_plugin_register_collector(const char *name, sdb_plugin_collector_cb callback,
                const sdb_time_t *interval, sdb_object_t *user_data)
@@ -580,6 +589,7 @@ sdb_plugin_init_all(void)
                }
                sdb_plugin_set_ctx(old_ctx);
        }
+       sdb_llist_iter_destroy(iter);
        return 0;
 } /* sdb_plugin_init_all */
 
@@ -681,5 +691,31 @@ sdb_plugin_collector_loop(sdb_plugin_loop_t *loop)
        return 0;
 } /* sdb_plugin_read_loop */
 
+int
+sdb_plugin_log(int prio, const char *msg)
+{
+       sdb_llist_iter_t *iter;
+       int ret = -1;
+
+       if (! log_list)
+               return fprintf(stderr, "[%s] %s\n", SDB_LOG_PRIO_TO_STRING(prio), msg);
+
+       iter = sdb_llist_get_iter(log_list);
+       while (sdb_llist_iter_has_next(iter)) {
+               sdb_plugin_log_cb callback;
+               int tmp;
+
+               sdb_object_t *obj = sdb_llist_iter_get_next(iter);
+               assert(obj);
+
+               callback = SDB_PLUGIN_CB(obj)->cb_callback;
+               tmp = callback(prio, msg, SDB_PLUGIN_CB(obj)->cb_user_data);
+               if (tmp > ret)
+                       ret = tmp;
+       }
+       sdb_llist_iter_destroy(iter);
+       return ret;
+} /* sdb_plugin_log */
+
 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */