BigW Consortium Gitlab

stuck_merge_jobs_worker.rb 1.25 KB
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class StuckMergeJobsWorker
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  include ApplicationWorker
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  include CronjobQueue

  def perform
    stuck_merge_requests.find_in_batches(batch_size: 100) do |group|
      jids = group.map(&:merge_jid)

      # Find the jobs that aren't currently running or that exceeded the threshold.
      completed_jids = Gitlab::SidekiqStatus.completed_jids(jids)

      if completed_jids.any?
        completed_ids = group.select { |merge_request| completed_jids.include?(merge_request.merge_jid) }.map(&:id)

        apply_current_state!(completed_jids, completed_ids)
      end
    end
  end

  private

  def apply_current_state!(completed_jids, completed_ids)
    merge_requests = MergeRequest.where(id: completed_ids)

    merge_requests.where.not(merge_commit_sha: nil).update_all(state: :merged)
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    merge_requests_to_reopen = merge_requests.where(merge_commit_sha: nil)

    # Do not reopen merge requests using direct queries.
    # We rely on state machine callbacks to update head_pipeline_id
    merge_requests_to_reopen.each(&:unlock_mr)
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    Rails.logger.info("Updated state of locked merge jobs. JIDs: #{completed_jids.join(', ')}")
  end

  def stuck_merge_requests
    MergeRequest.select('id, merge_jid').with_state(:locked).where.not(merge_jid: nil).reorder(nil)
  end
end