module Ci class PipelinePolicy < BasePolicy delegate { @subject.project } condition(:protected_ref) { ref_protected?(@user, @subject.project, @subject.tag?, @subject.ref) } rule { protected_ref }.prevent :update_pipeline def ref_protected?(user, project, tag, ref) access = ::Gitlab::UserAccess.new(user, project: project) if tag !access.can_create_tag?(ref) else !access.can_update_branch?(ref) end end end end