debian-mirror-gitlab/app/workers/issue_placement_worker.rb
2020-11-24 15:15:51 +05:30

49 lines
1.5 KiB
Ruby

# frozen_string_literal: true
class IssuePlacementWorker
include ApplicationWorker
idempotent!
feature_category :issue_tracking
urgency :high
worker_resource_boundary :cpu
weight 2
# Move at most the most recent 100 issues
QUERY_LIMIT = 100
# rubocop: disable CodeReuse/ActiveRecord
def perform(issue_id, project_id = nil)
issue = find_issue(issue_id, project_id)
return unless issue
# Move the oldest 100 unpositioned items to the end.
# This is to deal with out-of-order execution of the worker,
# while preserving creation order.
to_place = Issue
.relative_positioning_query_base(issue)
.where(relative_position: nil)
.order({ created_at: :asc }, { id: :asc })
.limit(QUERY_LIMIT + 1)
.to_a
leftover = to_place.pop if to_place.count > QUERY_LIMIT
Issue.move_nulls_to_end(to_place)
Issues::BaseService.new(nil).rebalance_if_needed(to_place.max_by(&:relative_position))
IssuePlacementWorker.perform_async(nil, leftover.project_id) if leftover.present?
rescue RelativePositioning::NoSpaceLeft => e
Gitlab::ErrorTracking.log_exception(e, issue_id: issue_id, project_id: project_id)
IssueRebalancingWorker.perform_async(nil, project_id.presence || issue.project_id)
end
# rubocop: enable CodeReuse/ActiveRecord
def find_issue(issue_id, project_id)
return Issue.id_in(issue_id).first if issue_id
project = Project.id_in(project_id).first
return unless project
project.issues.first
end
end