store: Added sdb_store_get_child().

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

diff --git a/src/core/store.c b/src/core/store.c
index b2062831c7447cff2feeea535e9ee325e45e70b1..d6ad01fedd354da89efaa9bac27c6b44921cd180 100644 (file)
--- a/src/core/store.c
+++ b/src/core/store.c
@@ -426,8 +426,9 @@ store_attr(sdb_store_obj_t *parent, sdb_avltree_t *attributes,
 static sdb_avltree_t *
 get_host_children(sdb_host_t *host, int type)
 {
-       assert((type == SDB_SERVICE) || (type == SDB_METRIC)
-                       || (type == SDB_ATTRIBUTE));
+       if ((type != SDB_SERVICE) && (type != SDB_METRIC)
+                       && (type != SDB_ATTRIBUTE))
+               return NULL;
 
        if (! host)
                return NULL;
@@ -762,6 +763,20 @@ sdb_store_metric_attr(const char *hostname, const char *metric,
        return status;
 } /* sdb_store_metric_attr */
 
+sdb_store_obj_t *
+sdb_store_get_child(sdb_store_obj_t *host, int type, const char *name)
+{
+       sdb_avltree_t *children;
+
+       if ((! host) || (host->type != SDB_HOST) || (! name))
+               return NULL;
+
+       children = get_host_children(HOST(host), type);
+       if (! children)
+               return NULL;
+       return STORE_OBJ(sdb_avltree_lookup(children, name));
+} /* sdb_store_get_child */
+
 int
 sdb_store_fetch_timeseries(const char *hostname, const char *metric,
                sdb_timeseries_opts_t *opts, sdb_strbuf_t *buf)