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# frozen_string_literal: true
module Ci
##
# The persistent pipeline ref to ensure runners can safely fetch source code
# even if force-push/source-branch-deletion happens.
class PersistentRef
include ActiveModel::Model
attr_accessor :pipeline
delegate :project, :sha, to: :pipeline
delegate :repository, to: :project
delegate :ref_exists?, :create_ref, :delete_refs, to: :repository
def exist?
return unless enabled?
ref_exists?(path)
rescue
false
end
def create
return unless enabled?
create_ref(sha, path)
rescue => e
Gitlab::ErrorTracking
.track_exception(e, pipeline_id: pipeline.id)
end
def delete
return unless enabled?
delete_refs(path)
rescue Gitlab::Git::Repository::NoRepository
# no-op
rescue => e
Gitlab::ErrorTracking
.track_exception(e, pipeline_id: pipeline.id)
end
def path
"refs/#{Repository::REF_PIPELINES}/#{pipeline.id}"
end
private
def enabled?
Feature.enabled?(:depend_on_persistent_pipeline_ref, project, default_enabled: true)
end
end
end
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