don't allow setrecmaster while not frozen

(This used to be ctdb commit e84b05ba6062ffc45b7f3c23e88feef1d39069c4)

diff --git a/ctdb/common/ctdb_control.c b/ctdb/common/ctdb_control.c
index 0ec0a384595a238e5dda143250bcbf57ae535a36..fab66c855af6e661480860f4f4e4670b454eea35 100644 (file)
--- a/ctdb/common/ctdb_control.c
+++ b/ctdb/common/ctdb_control.c
@@ -123,8 +123,12 @@ static int32_t ctdb_control_dispatch(struct ctdb_context *ctdb,
        }
 
        case CTDB_CONTROL_SET_RECMASTER: {
+               CHECK_CONTROL_DATA_SIZE(sizeof(uint32_t));
+               if (ctdb->freeze_mode != CTDB_FREEZE_FROZEN) {
+                       DEBUG(0,("Attempt to set recmaster when not frozen\n"));
+                       return -1;
+               }
                ctdb->recovery_master = ((uint32_t *)(&indata.dptr[0]))[0];
-
                return 0;
        }