add rename check_access

Signed-off-by: Jashan Kamboj <jashank42@gmail.com>

diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index 3141005efaee7fb93178e1541e80a5cfbc2b0748..eb1ae6442ac91469b912994436bf58a679d2356e 100644 (file)
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -6139,6 +6139,15 @@ void Server::handle_client_rename(MDRequestRef& mdr)
                                  &remote_wrlocks, auth_pin_freeze))
     return;
 
+  if (!check_access(mdr, srcdn->get_dir()->get_inode(), MAY_WRITE))
+    return;
+
+  if (!check_access(mdr, destdn->get_dir()->get_inode(), MAY_WRITE))
+    return;
+
+  if (!check_access(mdr, srci, MAY_WRITE))
+    return;
+
   if (oldin &&
       oldin->is_dir() &&
       _dir_is_nonempty(mdr, oldin)) {