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-rw-r--r--app/models/concerns/storage/legacy_namespace.rb102
1 files changed, 102 insertions, 0 deletions
diff --git a/app/models/concerns/storage/legacy_namespace.rb b/app/models/concerns/storage/legacy_namespace.rb
new file mode 100644
index 00000000000..5ab5c80a2f5
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+++ b/app/models/concerns/storage/legacy_namespace.rb
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+module Storage
+ module LegacyNamespace
+ extend ActiveSupport::Concern
+
+ def move_dir
+ if any_project_has_container_registry_tags?
+ raise Gitlab::UpdatePathError.new('Namespace cannot be moved, because at least one project has tags in container registry')
+ end
+
+ # Move the namespace directory in all storage paths used by member projects
+ repository_storage_paths.each do |repository_storage_path|
+ # Ensure old directory exists before moving it
+ gitlab_shell.add_namespace(repository_storage_path, full_path_was)
+
+ unless gitlab_shell.mv_namespace(repository_storage_path, full_path_was, full_path)
+ Rails.logger.error "Exception moving path #{repository_storage_path} from #{full_path_was} 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.new('namespace directory cannot be moved')
+ end
+ end
+
+ Gitlab::UploadsTransfer.new.rename_namespace(full_path_was, full_path)
+ Gitlab::PagesTransfer.new.rename_namespace(full_path_was, full_path)
+
+ remove_exports!
+
+ # 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
+ true
+ rescue
+ # Returning false does not rollback after_* transaction but gives
+ # us information about failing some of tasks
+ false
+ end
+ end
+
+ # Hooks
+
+ # Save the storage paths before the projects are destroyed to use them on after destroy
+ def prepare_for_destroy
+ old_repository_storage_paths
+ end
+
+ private
+
+ def old_repository_storage_paths
+ @old_repository_storage_paths ||= repository_storage_paths
+ end
+
+ def repository_storage_paths
+ # 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
+ all_projects.select('distinct(repository_storage)').to_a.map(&:repository_storage_path)
+ end
+ end
+
+ def rm_dir
+ # Remove the namespace directory in all storages paths used by member projects
+ old_repository_storage_paths.each do |repository_storage_path|
+ # Move namespace directory into trash.
+ # We will remove it later async
+ new_path = "#{full_path}+#{id}+deleted"
+
+ if gitlab_shell.mv_namespace(repository_storage_path, full_path, new_path)
+ Gitlab::AppLogger.info %Q(Namespace directory "#{full_path}" moved to "#{new_path}")
+
+ # Remove namespace directroy 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_path, new_path)
+ end
+ end
+ end
+
+ remove_exports!
+ end
+
+ def remove_exports!
+ Gitlab::Popen.popen(%W(find #{export_path} -not -path #{export_path} -delete))
+ end
+
+ def export_path
+ File.join(Gitlab::ImportExport.storage_path, full_path_was)
+ end
+
+ def full_path_was
+ if parent
+ parent.full_path + '/' + path_was
+ else
+ path_was
+ end
+ end
+ end
+end