debian-mirror-gitlab/app/services/ci/destroy_expired_job_artifacts_service.rb
2021-01-30 21:13:34 +05:30

94 lines
2.8 KiB
Ruby

# frozen_string_literal: true
module Ci
class DestroyExpiredJobArtifactsService
include ::Gitlab::ExclusiveLeaseHelpers
include ::Gitlab::LoopHelpers
include ::Gitlab::Utils::StrongMemoize
BATCH_SIZE = 100
LOOP_TIMEOUT = 5.minutes
LOOP_LIMIT = 1000
EXCLUSIVE_LOCK_KEY = 'expired_job_artifacts:destroy:lock'
LOCK_TIMEOUT = 6.minutes
##
# Destroy expired job artifacts on GitLab instance
#
# This destroy process cannot run for more than 6 minutes. This is for
# preventing multiple `ExpireBuildArtifactsWorker` CRON jobs run concurrently,
# which is scheduled every 7 minutes.
def execute
in_lock(EXCLUSIVE_LOCK_KEY, ttl: LOCK_TIMEOUT, retries: 1) do
loop_until(timeout: LOOP_TIMEOUT, limit: LOOP_LIMIT) do
destroy_artifacts_batch
end
end
end
private
def destroy_artifacts_batch
destroy_job_artifacts_batch || destroy_pipeline_artifacts_batch
end
def destroy_job_artifacts_batch
artifacts = Ci::JobArtifact
.expired(BATCH_SIZE)
.unlocked
.with_destroy_preloads
.to_a
return false if artifacts.empty?
parallel_destroy_batch(artifacts)
true
end
# TODO: Make sure this can also be parallelized
# https://gitlab.com/gitlab-org/gitlab/-/issues/270973
def destroy_pipeline_artifacts_batch
artifacts = Ci::PipelineArtifact.expired(BATCH_SIZE).to_a
return false if artifacts.empty?
artifacts.each(&:destroy!)
true
end
def parallel_destroy_batch(job_artifacts)
Ci::DeletedObject.transaction do
Ci::DeletedObject.bulk_import(job_artifacts)
Ci::JobArtifact.id_in(job_artifacts.map(&:id)).delete_all
destroy_related_records_for(job_artifacts)
end
# This is executed outside of the transaction because it depends on Redis
update_statistics_for(job_artifacts)
destroyed_artifacts_counter.increment({}, job_artifacts.size)
end
# This method is implemented in EE and it must do only database work
def destroy_related_records_for(job_artifacts); end
def update_statistics_for(job_artifacts)
artifacts_by_project = job_artifacts.group_by(&:project)
artifacts_by_project.each do |project, artifacts|
delta = -artifacts.sum { |artifact| artifact.size.to_i }
ProjectStatistics.increment_statistic(
project, Ci::JobArtifact.project_statistics_name, delta)
end
end
def destroyed_artifacts_counter
strong_memoize(:destroyed_artifacts_counter) do
name = :destroyed_job_artifacts_count_total
comment = 'Counter of destroyed expired job artifacts'
::Gitlab::Metrics.counter(name, comment)
end
end
end
end
Ci::DestroyExpiredJobArtifactsService.prepend_if_ee('EE::Ci::DestroyExpiredJobArtifactsService')