postgresql plugin: Disable queries that do not include an SQL query string.

[collectd.git] / src / postgresql.c

diff --git a/src/postgresql.c b/src/postgresql.c
index 046cf5a..b1de07f 100644 (file)
--- a/src/postgresql.c
+++ b/src/postgresql.c
@@ -773,6 +773,14 @@ static int c_psql_config_query (oconfig_item_t *ci)
                else
                        log_warn ("Ignoring unknown config key \"%s\".", c->key);
        }
+
+       if (NULL == query->query) {
+               log_err ("Query \"%s\" does not include an SQL query string - "
+                               "please check your configuration.", query->name);
+               c_psql_query_delete (query);
+               --queries_num;
+               return 1;
+       }
        return 0;
 } /* c_psql_config_query */