From: Gregor Beck <gbeck@sernet.de>
Date: Thu, 21 Jun 2012 08:27:45 +0000 (+0200)
Subject: ltdb_server: let ctdbd refuse attach with CLEAR_IF_FIRST for persistent dbs
X-Git-Url: http://git.samba.org/?p=obnox%2Fctdb.git;a=commitdiff_plain;h=c256f5d463c86e0cf61840f97fea2d6d47bfa40b

ltdb_server: let ctdbd refuse attach with CLEAR_IF_FIRST for persistent dbs
---

diff --git a/server/ctdb_ltdb_server.c b/server/ctdb_ltdb_server.c
index 0426d96b..edb077de 100644
--- a/server/ctdb_ltdb_server.c
+++ b/server/ctdb_ltdb_server.c
@@ -1061,6 +1061,14 @@ int32_t ctdb_control_db_attach(struct ctdb_context *ctdb, TDB_DATA indata,
 	struct ctdb_db_context *db;
 	struct ctdb_node *node = ctdb->nodes[ctdb->pnn];
 	struct ctdb_client *client = NULL;
+	bool clear_if_first = (tdb_flags & TDB_CLEAR_IF_FIRST);
+
+	if (persistent == clear_if_first) {
+		DEBUG(DEBUG_ERR, ("ERROR: DB Attach to %s: %s\n", db_name, persistent
+				  ? "CLEAR_IF_FIRST is not allowed for persistent databases"
+				  : "non-persistent databases need CLEAR_IF_FIRST"));
+		return -1;
+	}
 
 	if (ctdb->tunable.allow_client_db_attach == 0) {
 		DEBUG(DEBUG_ERR, ("DB Attach to database %s denied by tunable "