rbd: prevent panic when using rbdImage that is not connected

When an `rbdVolume` or `rbdSnapshot` is not connected with credentials to the Ceph cluster, operations may try to get the IOContext which then causes a panic. Signed-off-by: Niels de Vos <[email protected]>
ceph · Sep 18, 2024 · 05d501a · 05d501a
1 parent c2cbb25
commit 05d501a
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/internal/rbd/rbd_util.go b/internal/rbd/rbd_util.go
@@ -468,6 +468,10 @@ func (ri *rbdImage) openIoctx() error {
 		return nil
 	}
 
+	if ri.conn == nil {
+		return fmt.Errorf("can not get IOContext of unconnected image %q", ri)
+	}
+
 	ioctx, err := ri.conn.GetIoctx(ri.Pool)
 	if err != nil {
 		// GetIoctx() can return util.ErrPoolNotFound