1 files changed, 21 insertions, 3 deletions
diff --git a/lib/gitlab/verify/batch_verifier.rb b/lib/gitlab/verify/batch_verifier.rb
index 1ef369a4b67..fd01602c256 100644
--- a/lib/gitlab/verify/batch_verifier.rb
+++ b/lib/gitlab/verify/batch_verifier.rb
@@ -34,15 +34,28 @@ module Gitlab
       end
 
       def verify(object)
+        if local?(object)
+          verify_local(object)
+        else
+          verify_remote(object)
+        end
+
+        nil
+      rescue => err
+        [object, err]
+      end
+
+      def verify_local(object)
         expected = expected_checksum(object)
         actual = actual_checksum(object)
 
         raise 'Checksum missing' unless expected.present?
         raise 'Checksum mismatch' unless expected == actual
+      end
 
-        nil
-      rescue => err
-        [object, err]
+      # We don't calculate checksum for remote objects, so just check existence
+      def verify_remote(object)
+        raise 'Remote object does not exist' unless object.build_uploader.exists?
       end
 
       # This should return an ActiveRecord::Relation suitable for calling #in_batches on
@@ -50,6 +63,11 @@ module Gitlab
         raise NotImplementedError.new
       end
 
+      # Should return true if the object is stored locally
+      def local?(_object)
+        raise NotImplementedError.new
+      end
+
       # The checksum we expect the object to have
       def expected_checksum(_object)
         raise NotImplementedError.new