debian-mirror-gitlab/app/services/projects/transfer_service.rb
2021-02-22 17:27:13 +05:30

227 lines
6.9 KiB
Ruby

# frozen_string_literal: true
# Projects::TransferService class
#
# Used for transfer project to another namespace
#
# Ex.
# # Move projects to namespace with ID 17 by user
# Projects::TransferService.new(project, user, namespace_id: 17).execute
#
module Projects
class TransferService < BaseService
include Gitlab::ShellAdapter
TransferError = Class.new(StandardError)
def execute(new_namespace)
@new_namespace = new_namespace
if @new_namespace.blank?
raise TransferError, s_('TransferProject|Please select a new namespace for your project.')
end
unless allowed_transfer?(current_user, project)
raise TransferError, s_('TransferProject|Transfer failed, please contact an admin.')
end
transfer(project)
current_user.invalidate_personal_projects_count
true
rescue Projects::TransferService::TransferError => ex
project.reset
project.errors.add(:new_namespace, ex.message)
false
end
private
attr_reader :old_path, :new_path, :new_namespace
# rubocop: disable CodeReuse/ActiveRecord
def transfer(project)
@old_path = project.full_path
@old_group = project.group
@new_path = File.join(@new_namespace.try(:full_path) || '', project.path)
@old_namespace = project.namespace
if Project.where(namespace_id: @new_namespace.try(:id)).where('path = ? or name = ?', project.path, project.name).exists?
raise TransferError.new(s_("TransferProject|Project with same name or path in target namespace already exists"))
end
if project.has_container_registry_tags?
# We currently don't support renaming repository if it contains tags in container registry
raise TransferError.new(s_('TransferProject|Project cannot be transferred, because tags are present in its container registry'))
end
if project.has_packages?(:npm) && !new_namespace_has_same_root?(project)
raise TransferError.new(s_("TransferProject|Root namespace can't be updated if project has NPM packages"))
end
proceed_to_transfer
end
# rubocop: enable CodeReuse/ActiveRecord
def new_namespace_has_same_root?(project)
new_namespace.root_ancestor == project.namespace.root_ancestor
end
def proceed_to_transfer
Project.transaction do
project.expire_caches_before_rename(@old_path)
# Apply changes to the project
update_namespace_and_visibility(@new_namespace)
update_shared_runners_settings
project.save!
# Notifications
project.send_move_instructions(@old_path)
# Directories on disk
move_project_folders(project)
transfer_missing_group_resources(@old_group)
# Move uploads
move_project_uploads(project)
update_integrations
project.old_path_with_namespace = @old_path
update_repository_configuration(@new_path)
execute_system_hooks
end
move_pages(project)
rescue Exception # rubocop:disable Lint/RescueException
rollback_side_effects
raise
ensure
refresh_permissions
end
def transfer_missing_group_resources(group)
Labels::TransferService.new(current_user, group, project).execute
Milestones::TransferService.new(current_user, group, project).execute
end
def allowed_transfer?(current_user, project)
@new_namespace &&
can?(current_user, :change_namespace, project) &&
@new_namespace.id != project.namespace_id &&
current_user.can?(:transfer_projects, @new_namespace)
end
def update_namespace_and_visibility(to_namespace)
# Apply new namespace id and visibility level
project.namespace = to_namespace
project.visibility_level = to_namespace.visibility_level unless project.visibility_level_allowed_by_group?
end
def update_repository_configuration(full_path)
project.write_repository_config(gl_full_path: full_path)
project.track_project_repository
end
def refresh_permissions
# This ensures we only schedule 1 job for every user that has access to
# the namespaces.
user_ids = @old_namespace.user_ids_for_project_authorizations |
@new_namespace.user_ids_for_project_authorizations
UserProjectAccessChangedService.new(user_ids).execute
end
def rollback_side_effects
rollback_folder_move
project.reset
update_namespace_and_visibility(@old_namespace)
update_repository_configuration(@old_path)
end
def rollback_folder_move
return if project.hashed_storage?(:repository)
move_repo_folder(@new_path, @old_path)
move_repo_folder(new_wiki_repo_path, old_wiki_repo_path)
move_repo_folder(new_design_repo_path, old_design_repo_path)
end
def move_repo_folder(from_name, to_name)
gitlab_shell.mv_repository(project.repository_storage, from_name, to_name)
end
def execute_system_hooks
SystemHooksService.new.execute_hooks_for(project, :transfer)
end
def move_project_folders(project)
return if project.hashed_storage?(:repository)
# Move main repository
unless move_repo_folder(@old_path, @new_path)
raise TransferError.new(s_("TransferProject|Cannot move project"))
end
# Disk path is changed; we need to ensure we reload it
project.reload_repository!
# Move wiki and design repos also if present
move_repo_folder(old_wiki_repo_path, new_wiki_repo_path)
move_repo_folder(old_design_repo_path, new_design_repo_path)
end
def move_project_uploads(project)
return if project.hashed_storage?(:attachments)
Gitlab::UploadsTransfer.new.move_project(
project.path,
@old_namespace.full_path,
@new_namespace.full_path
)
end
def move_pages(project)
return unless project.pages_deployed?
transfer = Gitlab::PagesTransfer.new.async
transfer.move_project(project.path, @old_namespace.full_path, @new_namespace.full_path)
end
def old_wiki_repo_path
"#{old_path}#{::Gitlab::GlRepository::WIKI.path_suffix}"
end
def new_wiki_repo_path
"#{new_path}#{::Gitlab::GlRepository::WIKI.path_suffix}"
end
def old_design_repo_path
"#{old_path}#{::Gitlab::GlRepository::DESIGN.path_suffix}"
end
def new_design_repo_path
"#{new_path}#{::Gitlab::GlRepository::DESIGN.path_suffix}"
end
def update_shared_runners_settings
# If a project is being transferred to another group it means it can already
# have shared runners enabled but we need to check whether the new group allows that.
if project.group && project.group.shared_runners_setting == 'disabled_and_unoverridable'
project.shared_runners_enabled = false
end
end
def update_integrations
project.services.inherit.delete_all
Service.create_from_active_default_integrations(project, :project_id)
end
end
end
Projects::TransferService.prepend_if_ee('EE::Projects::TransferService')