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# frozen_string_literal: true
class StuckCiJobsWorker
include ApplicationWorker
include CronjobQueue
EXCLUSIVE_LEASE_KEY = 'stuck_ci_builds_worker_lease'.freeze
BUILD_RUNNING_OUTDATED_TIMEOUT = 1.hour
BUILD_PENDING_OUTDATED_TIMEOUT = 1.day
BUILD_SCHEDULED_OUTDATED_TIMEOUT = 1.hour
BUILD_PENDING_STUCK_TIMEOUT = 1.hour
def perform
return unless try_obtain_lease
Rails.logger.info "#{self.class}: Cleaning stuck builds" # rubocop:disable Gitlab/RailsLogger
drop :running, BUILD_RUNNING_OUTDATED_TIMEOUT, 'ci_builds.updated_at < ?', :stuck_or_timeout_failure
drop :pending, BUILD_PENDING_OUTDATED_TIMEOUT, 'ci_builds.updated_at < ?', :stuck_or_timeout_failure
drop :scheduled, BUILD_SCHEDULED_OUTDATED_TIMEOUT, 'scheduled_at IS NOT NULL AND scheduled_at < ?', :stale_schedule
drop_stuck :pending, BUILD_PENDING_STUCK_TIMEOUT, 'ci_builds.updated_at < ?', :stuck_or_timeout_failure
remove_lease
end
private
def try_obtain_lease
@uuid = Gitlab::ExclusiveLease.new(EXCLUSIVE_LEASE_KEY, timeout: 30.minutes).try_obtain
end
def remove_lease
Gitlab::ExclusiveLease.cancel(EXCLUSIVE_LEASE_KEY, @uuid)
end
def drop(status, timeout, condition, reason)
search(status, timeout, condition) do |build|
drop_build :outdated, build, status, timeout, reason
end
end
def drop_stuck(status, timeout, condition, reason)
search(status, timeout, condition) do |build|
break unless build.stuck?
drop_build :stuck, build, status, timeout, reason
end
end
# rubocop: disable CodeReuse/ActiveRecord
def search(status, timeout, condition)
loop do
jobs = Ci::Build.where(status: status)
.where(condition, timeout.ago)
.includes(:tags, :runner, project: :namespace)
.limit(100)
.to_a
break if jobs.empty?
jobs.each do |job|
yield(job)
end
end
end
# rubocop: enable CodeReuse/ActiveRecord
def drop_build(type, build, status, timeout, reason)
Rails.logger.info "#{self.class}: Dropping #{type} build #{build.id} for runner #{build.runner_id} (status: #{status}, timeout: #{timeout}, reason: #{reason})" # rubocop:disable Gitlab/RailsLogger
Gitlab::OptimisticLocking.retry_lock(build, 3) do |b|
b.drop(reason)
end
end
end
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