1 files changed, 10 insertions, 2 deletions
diff --git a/lib/gitlab/git/repository.rb b/lib/gitlab/git/repository.rb
index dbc08747228..867fc2a42f6 100644
--- a/lib/gitlab/git/repository.rb
+++ b/lib/gitlab/git/repository.rb
@@ -1118,9 +1118,11 @@ module Gitlab
       end
 
       # Refactoring aid; allows us to copy code from app/models/repository.rb
-      def run_git(args, env: {})
+      def run_git(args, env: {}, nice: false)
+        cmd = [Gitlab.config.git.bin_path, *args]
+        cmd.unshift("nice") if nice
         circuit_breaker.perform do
-          popen([Gitlab.config.git.bin_path, *args], path, env)
+          popen(cmd, path, env)
         end
       end
 
@@ -1187,6 +1189,12 @@ module Gitlab
         end
       end
 
+      def fsck
+        output, status = run_git(%W[--git-dir=#{path} fsck], nice: true)
+
+        raise GitError.new("Could not fsck repository:\n#{output}") unless status.zero?
+      end
+
       def gitaly_repository
         Gitlab::GitalyClient::Util.repository(@storage, @relative_path, @gl_repository)
       end