debian-mirror-gitlab/lib/gitlab/cleanup/orphan_lfs_file_references.rb
2020-05-25 16:23:42 +05:30

71 lines
1.9 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module Cleanup
class OrphanLfsFileReferences
include Gitlab::Utils::StrongMemoize
attr_reader :project, :dry_run, :logger, :limit
DEFAULT_REMOVAL_LIMIT = 1000
def initialize(project, dry_run: true, logger: nil, limit: nil)
@project = project
@dry_run = dry_run
@logger = logger || Rails.logger # rubocop:disable Gitlab/RailsLogger
@limit = limit
end
def run!
log_info("Looking for orphan LFS files for project #{project.name_with_namespace}")
remove_orphan_references
end
private
def remove_orphan_references
invalid_references = project.lfs_objects_projects.where(lfs_object: orphan_objects) # rubocop:disable CodeReuse/ActiveRecord
if dry_run
log_info("Found invalid references: #{invalid_references.count}")
else
count = 0
invalid_references.each_batch(of: limit || DEFAULT_REMOVAL_LIMIT) do |relation|
count += relation.delete_all
end
ProjectCacheWorker.perform_async(project.id, [], [:lfs_objects_size])
log_info("Removed invalid references: #{count}")
end
end
def lfs_oids_from_repository
project.repository.gitaly_blob_client.get_all_lfs_pointers.map(&:lfs_oid)
end
def orphan_oids
lfs_oids_from_database - lfs_oids_from_repository
end
def lfs_oids_from_database
oids = []
project.lfs_objects.each_batch do |relation|
oids += relation.pluck(:oid) # rubocop:disable CodeReuse/ActiveRecord
end
oids
end
def orphan_objects
LfsObject.where(oid: orphan_oids) # rubocop:disable CodeReuse/ActiveRecord
end
def log_info(msg)
logger.info("#{'[DRY RUN] ' if dry_run}#{msg}")
end
end
end
end