mds: prevent scrub start for standby-replay MDS

Fixes: https://tracker.ceph.com/issues/62537 Signed-off-by: Neeraj Pratap Singh <neesingh@redhat.com>
vshankar · Sep 13, 2023 · c181dd8 · c181dd8
1 parent 89a571f
commit c181dd8
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/mds/MDSRank.cc b/src/mds/MDSRank.cc
@@ -2734,7 +2734,12 @@ void MDSRankDispatcher::handle_asok_command(
     r = config_client(client_id, !got_value, option, value, *css);
   } else if (command == "scrub start" ||
 	     command == "scrub_start") {
-    if (whoami != 0) {
+    if (!is_active()) {
+      *css << "MDS is not active";
+      r = -CEPHFS_EINVAL;
+      goto out;
+    }
+    else if (whoami != 0) {
       *css << "Not rank 0";
       r = -CEPHFS_EXDEV;
       goto out;