debian-mirror-gitlab/lib/gitlab/uploads/migration_helper.rb
2019-12-21 20:55:43 +05:30

72 lines
2.6 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module Uploads
class MigrationHelper
attr_reader :logger
CATEGORIES = [%w(AvatarUploader Project :avatar),
%w(AvatarUploader Group :avatar),
%w(AvatarUploader User :avatar),
%w(AttachmentUploader Note :attachment),
%w(AttachmentUploader Appearance :logo),
%w(AttachmentUploader Appearance :header_logo),
%w(FaviconUploader Appearance :favicon),
%w(FileUploader Project),
%w(PersonalFileUploader Snippet),
%w(NamespaceFileUploader Snippet),
%w(FileUploader MergeRequest)].freeze
def initialize(args, logger)
prepare_variables(args, logger)
end
def migrate_to_remote_storage
@to_store = ObjectStorage::Store::REMOTE
uploads.each_batch(of: batch_size, &method(:enqueue_batch))
end
def migrate_to_local_storage
@to_store = ObjectStorage::Store::LOCAL
uploads(ObjectStorage::Store::REMOTE).each_batch(of: batch_size, &method(:enqueue_batch))
end
private
def batch_size
ENV.fetch('MIGRATION_BATCH_SIZE', 200).to_i
end
def prepare_variables(args, logger)
@mounted_as = args.mounted_as&.gsub(':', '')&.to_sym
@uploader_class = args.uploader_class.constantize
@model_class = args.model_class.constantize
@logger = logger
end
def enqueue_batch(batch, index)
job = ObjectStorage::MigrateUploadsWorker.enqueue!(batch,
@model_class,
@mounted_as,
@to_store)
logger.info(message: "[Uploads migration] Enqueued upload migration job", index: index, job_id: job)
rescue ObjectStorage::MigrateUploadsWorker::SanityCheckError => e
# continue for the next batch
logger.warn(message: "[Uploads migration] Could not enqueue batch", ids: batch.ids, reason: e.message) # rubocop:disable CodeReuse/ActiveRecord
end
# rubocop:disable CodeReuse/ActiveRecord
def uploads(store_type = [nil, ObjectStorage::Store::LOCAL])
Upload.class_eval { include EachBatch } unless Upload < EachBatch
Upload
.where(store: store_type,
uploader: @uploader_class.to_s,
model_type: @model_class.base_class.sti_name)
end
# rubocop:enable CodeReuse/ActiveRecord
end
end
end