debian-mirror-gitlab/app/models/concerns/storage/legacy_namespace.rb
2022-07-23 20:15:48 +02:00

114 lines
4.3 KiB
Ruby

# frozen_string_literal: true
module Storage
module LegacyNamespace
extend ActiveSupport::Concern
include Gitlab::ShellAdapter
def move_dir
proj_with_tags = first_project_with_container_registry_tags
if proj_with_tags
raise Gitlab::UpdatePathError, "Namespace #{name} (#{id}) cannot be moved because at least one project (e.g. #{proj_with_tags.name} (#{proj_with_tags.id})) has tags in container registry"
end
parent_was = if saved_change_to_parent? && parent_id_before_last_save.present?
Namespace.find(parent_id_before_last_save) # raise NotFound early if needed
end
move_repositories
if saved_change_to_parent?
former_parent_full_path = parent_was&.full_path
parent_full_path = parent&.full_path
Gitlab::UploadsTransfer.new.move_namespace(path, former_parent_full_path, parent_full_path)
else
Gitlab::UploadsTransfer.new.rename_namespace(full_path_before_last_save, full_path)
end
# If repositories moved successfully we need to
# send update instructions to users.
# However we cannot allow rollback since we moved namespace dir
# So we basically we mute exceptions in next actions
begin
send_update_instructions
write_projects_repository_config
rescue StandardError => e
Gitlab::ErrorTracking.track_and_raise_for_dev_exception(e,
full_path_before_last_save: full_path_before_last_save,
full_path: full_path,
action: 'move_dir')
end
true # false would cancel later callbacks but not rollback
end
# Hooks
# Save the storages before the projects are destroyed to use them on after destroy
def prepare_for_destroy
old_repository_storages
end
private
def move_repositories
# Move the namespace directory in all storages used by member projects
repository_storages(legacy_only: true).each do |repository_storage|
# Ensure old directory exists before moving it
Gitlab::GitalyClient::NamespaceService.allow do
gitlab_shell.add_namespace(repository_storage, full_path_before_last_save)
# Ensure new directory exists before moving it (if there's a parent)
gitlab_shell.add_namespace(repository_storage, parent.full_path) if parent
unless gitlab_shell.mv_namespace(repository_storage, full_path_before_last_save, full_path)
Gitlab::AppLogger.error("Exception moving path #{repository_storage} from #{full_path_before_last_save} to #{full_path}")
# if we cannot move namespace directory we should rollback
# db changes in order to prevent out of sync between db and fs
raise Gitlab::UpdatePathError, 'namespace directory cannot be moved'
end
end
end
end
def old_repository_storages
@old_repository_storage_paths ||= repository_storages(legacy_only: true)
end
def repository_storages(legacy_only: false)
# We need to get the storage paths for all the projects, even the ones that are
# pending delete. Unscoping also get rids of the default order, which causes
# problems with SELECT DISTINCT.
Project.unscoped do
namespace_projects = all_projects
namespace_projects = namespace_projects.without_storage_feature(:repository) if legacy_only
namespace_projects.pluck(Arel.sql('distinct(repository_storage)'))
end
end
def rm_dir
# Remove the namespace directory in all storages paths used by member projects
old_repository_storages.each do |repository_storage|
# Move namespace directory into trash.
# We will remove it later async
new_path = "#{full_path}+#{id}+deleted"
Gitlab::GitalyClient::NamespaceService.allow do
if gitlab_shell.mv_namespace(repository_storage, full_path, new_path)
Gitlab::AppLogger.info %Q(Namespace directory "#{full_path}" moved to "#{new_path}")
# Remove namespace directory async with delay so
# GitLab has time to remove all projects first
run_after_commit do
GitlabShellWorker.perform_in(5.minutes, :rm_namespace, repository_storage, new_path)
end
end
end
end
end
end
end