gitlab-org--gitlab-foss/app/services/projects/fork_service.rb

60 lines
1.9 KiB
Ruby

module Projects
class ForkService < BaseService
include Gitlab::ShellAdapter
def execute
@from_project = @project
project_params = {
visibility_level: @from_project.visibility_level,
description: @from_project.description,
}
project = Project.new(project_params)
project.name = @from_project.name
project.path = @from_project.path
project.creator = @current_user
if @from_project.avatar.present? && @from_project.avatar.image?
project.avatar = @from_project.avatar
end
if namespace = @params[:namespace]
project.namespace = namespace
else
project.namespace = @current_user.namespace
end
unless @current_user.can?(:create_projects, project.namespace)
project.errors.add(:namespace, 'insufficient access rights')
return project
end
# If the project cannot save, we do not want to trigger the project destroy
# as this can have the side effect of deleting a repo attached to an existing
# project with the same name and namespace
if project.valid?
begin
Project.transaction do
#First save the DB entries as they can be rolled back if the repo fork fails
project.build_forked_project_link(forked_to_project_id: project.id, forked_from_project_id: @from_project.id)
if project.save
project.team << [@current_user, :master]
end
#Now fork the repo
unless gitlab_shell.fork_repository(@from_project.path_with_namespace, project.namespace.path)
raise 'forking failed in gitlab-shell'
end
project.ensure_satellite_exists
end
rescue => ex
project.errors.add(:base, 'Fork transaction failed.')
project.destroy
end
else
project.errors.add(:base, 'Invalid fork destination')
end
project
end
end
end