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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, :async_delete_refs, to: :repository
def exist?
ref_exists?(path)
rescue StandardError
false
end
# This needs to be kept in sync with `Ci::Pipeline#after_transition` calling `pipeline.persistent_ref.delete`
def should_delete?
pipeline.status.to_sym.in?(::Ci::Pipeline.stopped_statuses)
end
def create
create_ref(sha, path)
rescue StandardError => e
Gitlab::ErrorTracking
.track_exception(e, pipeline_id: pipeline.id)
end
def delete
return unless should_delete?
delete_refs(path)
rescue Gitlab::Git::Repository::NoRepository
# no-op
rescue StandardError => e
Gitlab::ErrorTracking
.track_exception(e, pipeline_id: pipeline.id)
end
def async_delete
return unless should_delete?
async_delete_refs(path)
end
def path
"refs/#{Repository::REF_PIPELINES}/#{pipeline.id}"
end
end
end
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