dbwrap: Ask CTDB for local tdb open flags

Bug: https://bugzilla.samba.org/show_bug.cgi?id=12891

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
Autobuild-User(master): Ralph Böhme <slow@samba.org>
Autobuild-Date(master): Wed Jul 12 13:25:11 CEST 2017 on sn-devel-144

diff --git a/source3/lib/dbwrap/dbwrap_ctdb.c b/source3/lib/dbwrap/dbwrap_ctdb.c
index 07e35f8ffb06dcfdd455cf67afbf473578aafa57..6bdaab000a99a71b094d258eb542de80bf64ecdd 100644 (file)
--- a/source3/lib/dbwrap/dbwrap_ctdb.c
+++ b/source3/lib/dbwrap/dbwrap_ctdb.c
@@ -1840,9 +1840,25 @@ struct db_context *db_open_ctdb(TALLOC_CTX *mem_ctx,
        result->persistent = persistent;
        result->lock_order = lock_order;
 
-       /* only pass through specific flags */
-       tdb_flags &= TDB_SEQNUM|TDB_VOLATILE|
-               TDB_MUTEX_LOCKING|TDB_CLEAR_IF_FIRST;
+       data.dptr = (uint8_t *)&db_ctdb->db_id;
+       data.dsize = sizeof(db_ctdb->db_id);
+
+       ret = ctdbd_control_local(conn, CTDB_CONTROL_DB_OPEN_FLAGS,
+                                 0, 0, data, NULL, &data, &cstatus);
+       if (ret != 0) {
+               DBG_ERR(" ctdb control for db_open_flags "
+                        "failed: %s\n", strerror(ret));
+               TALLOC_FREE(result);
+               return NULL;
+       }
+
+       if (cstatus != 0 || data.dsize != sizeof(int)) {
+               DBG_ERR("ctdb_control for db_open_flags failed\n");
+               TALLOC_FREE(result);
+               return NULL;
+       }
+
+       tdb_flags = *(int *)data.dptr;
 
        if (!result->persistent) {
                ret = ctdb_async_ctx_init(NULL, messaging_tevent_context(msg_ctx));