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# frozen_string_literal: true
# NOTE: This code is legacy. Do not add/modify code here unless you have
# discussed with the Gitaly team. See
# https://docs.gitlab.com/ee/development/gitaly.html#legacy-rugged-code
# for more details.
# rubocop:disable Gitlab/ModuleWithInstanceVariables
module Gitlab
module Git
module RuggedImpl
module Repository
extend ::Gitlab::Utils::Override
include Gitlab::Git::RuggedImpl::UseRugged
FEATURE_FLAGS = %i(rugged_find_commit rugged_tree_entries rugged_tree_entry rugged_commit_is_ancestor rugged_commit_tree_entry rugged_list_commits_by_oid).freeze
def alternate_object_directories
relative_object_directories.map { |d| File.join(path, d) }
end
ALLOWED_OBJECT_RELATIVE_DIRECTORIES_VARIABLES = %w[
GIT_OBJECT_DIRECTORY_RELATIVE
GIT_ALTERNATE_OBJECT_DIRECTORIES_RELATIVE
].freeze
def relative_object_directories
Gitlab::Git::HookEnv.all(gl_repository).values_at(*ALLOWED_OBJECT_RELATIVE_DIRECTORIES_VARIABLES).flatten.compact
end
def rugged
@rugged ||= ::Rugged::Repository.new(path, alternates: alternate_object_directories)
rescue ::Rugged::RepositoryError, ::Rugged::OSError
raise ::Gitlab::Git::Repository::NoRepository.new('no repository for such path')
end
def cleanup
@rugged&.close
end
# Return the object that +revspec+ points to. If +revspec+ is an
# annotated tag, then return the tag's target instead.
def rev_parse_target(revspec)
obj = rugged.rev_parse(revspec)
Ref.dereference_object(obj)
end
override :ancestor?
def ancestor?(from, to)
if use_rugged?(self, :rugged_commit_is_ancestor)
execute_rugged_call(:rugged_is_ancestor?, from, to)
else
super
end
end
def rugged_is_ancestor?(ancestor_id, descendant_id)
return false if ancestor_id.nil? || descendant_id.nil?
rugged_merge_base(ancestor_id, descendant_id) == ancestor_id
rescue Rugged::OdbError
false
end
def rugged_merge_base(from, to)
rugged.merge_base(from, to)
rescue Rugged::ReferenceError
nil
end
# Lookup for rugged object by oid or ref name
def lookup(oid_or_ref_name)
rugged.rev_parse(oid_or_ref_name)
end
end
end
end
end
# rubocop:enable Gitlab/ModuleWithInstanceVariables
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