diff options
Diffstat (limited to 'ruby/lib/gitlab/git/repository.rb')
| -rw-r--r-- | ruby/lib/gitlab/git/repository.rb | 282 |
1 files changed, 0 insertions, 282 deletions
diff --git a/ruby/lib/gitlab/git/repository.rb b/ruby/lib/gitlab/git/repository.rb deleted file mode 100644 index cbe5bde19..000000000 --- a/ruby/lib/gitlab/git/repository.rb +++ /dev/null @@ -1,282 +0,0 @@ -require 'securerandom' - -module Gitlab - module Git - # These are monkey patches on top of the vendored version of Repository. - class Repository - include Gitlab::Git::Popen - include Gitlab::EncodingHelper - include Gitlab::Utils::StrongMemoize - - GITALY_INTERNAL_URL = 'ssh://gitaly/internal.git'.freeze - RUGGED_KEY = :rugged_list - GIT_ALLOW_SHA_UPLOAD = 'uploadpack.allowAnySHA1InWant=true'.freeze - - NoRepository = Class.new(StandardError) - InvalidRef = Class.new(StandardError) - GitError = Class.new(StandardError) - - class << self - def from_gitaly(gitaly_repository, call) - new( - gitaly_repository, - GitalyServer.repo_path(call), - GitalyServer.gl_repository(call), - GitalyServer.repo_alt_dirs(call), - GitalyServer.feature_flags(call) - ) - end - - def from_gitaly_with_block(gitaly_repository, call) - repository = from_gitaly(gitaly_repository, call) - - result = yield repository - - repository.cleanup - - result - end - end - - attr_reader :path - - # Directory name of repo - attr_reader :name - - attr_reader :storage, :gl_repository, :gl_project_path, :relative_path - - def initialize(gitaly_repository, path, gl_repository, combined_alt_dirs = "", feature_flags = GitalyServer::FeatureFlags.new({})) - @gitaly_repository = gitaly_repository - - @alternate_object_directories = combined_alt_dirs - .split(File::PATH_SEPARATOR) - .map { |d| File.join(path, d) } - - @storage = gitaly_repository.storage_name - @relative_path = gitaly_repository.relative_path - @path = path - @gl_repository = gl_repository - @gl_project_path = gitaly_repository.gl_project_path - @feature_flags = feature_flags - end - - def ==(other) - [storage, relative_path] == [other.storage, other.relative_path] - end - - attr_reader :gitaly_repository - - attr_reader :alternate_object_directories - - def sort_branches(branches, sort_by) - case sort_by - when 'name' - branches.sort_by(&:name) - when 'updated_desc' - branches.sort do |a, b| - b.dereferenced_target.committed_date <=> a.dereferenced_target.committed_date - end - when 'updated_asc' - branches.sort do |a, b| - a.dereferenced_target.committed_date <=> b.dereferenced_target.committed_date - end - else - branches - end - end - - def exists? - File.exist?(File.join(path, 'refs')) - end - - def root_ref - @root_ref ||= discover_default_branch - end - - def rugged - @rugged ||= begin - # Open in bare mode, for a slight performance gain - # https://github.com/libgit2/rugged/blob/654ff2fe12041e09707ba0647307abcb6348a7fb/ext/rugged/rugged_repo.c#L276-L278 - Rugged::Repository.bare(path, alternates: alternate_object_directories).tap do |repo| - Thread.current[RUGGED_KEY] << repo if Thread.current[RUGGED_KEY] - end - end - rescue Rugged::RepositoryError, Rugged::OSError - raise NoRepository, 'no repository for such path' - end - - def branch_names - branches.map(&:name) - end - - def branches - branches_filter - end - - # Git repository can contains some hidden refs like: - # /refs/notes/* - # /refs/git-as-svn/* - # /refs/pulls/* - # This refs by default not visible in project page and not cloned to client side. - def has_visible_content? - strong_memoize(:has_visible_content) do - branches_filter(filter: :local).any? do |ref| - begin - ref.name && ref.target # ensures the branch is valid - - true - rescue Rugged::ReferenceError - false - end - end - end - end - - def tags - rugged.references.each("refs/tags/*").map do |ref| - message = nil - - if ref.target.is_a?(Rugged::Tag::Annotation) - tag_message = ref.target.message - - message = tag_message.chomp if tag_message.respond_to?(:chomp) - end - - target_commit = Gitlab::Git::Commit.find(self, ref.target) - Gitlab::Git::Tag.new(self, - name: ref.canonical_name, - target: ref.target, - target_commit: target_commit, - message: message) - end.sort_by(&:name) - end - - # Discovers the default branch based on the repository's available branches - # - # - If no branches are present, returns nil - # - If one branch is present, returns its name - # - If two or more branches are present, returns current HEAD or master or first branch - def discover_default_branch - names = branch_names - - return if names.empty? - - return names[0] if names.length == 1 - - if rugged_head - extracted_name = Ref.extract_branch_name(rugged_head.name) - - return extracted_name if names.include?(extracted_name) - end - - if names.include?('master') - 'master' - else - names[0] - end - end - - def with_repo_branch_commit(start_ref) - if empty? - yield nil - else - # Directly return the commit from this repository - yield commit(start_ref) - end - end - - # Directly find a branch with a simple name (e.g. master) - # - # force_reload causes a new Rugged repository to be instantiated - # - # This is to work around a bug in libgit2 that causes in-memory refs to - # be stale/invalid when packed-refs is changed. - # See https://gitlab.com/gitlab-org/gitlab-ce/issues/15392#note_14538333 - def find_branch(name, force_reload = false) - reload_rugged if force_reload - - rugged_ref = rugged.ref("refs/heads/" + name) - if rugged_ref - target_commit = Gitlab::Git::Commit.find(self, rugged_ref.target) - Gitlab::Git::Branch.new(self, rugged_ref.canonical_name, rugged_ref.target, target_commit) - end - end - - # Returns true if the given branch exists - # - # name - The name of the branch as a String. - def branch_exists?(name) - rugged.branches.exists?(name) - - # If the branch name is invalid (e.g. ".foo") Rugged will raise an error. - # Whatever code calls this method shouldn't have to deal with that so - # instead we just return `false` (which is true since a branch doesn't - # exist when it has an invalid name). - rescue Rugged::ReferenceError - false - end - - def 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 - - # 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 - - def commit(ref = nil) - ref ||= root_ref - Gitlab::Git::Commit.find(self, ref) - end - - def empty? - !has_visible_content? - end - - def cleanup - # Opening a repository may be expensive, and we only need to close it - # if it's been open. - rugged&.close if defined?(@rugged) - end - - def head_symbolic_ref - head = rugged.ref('HEAD') - - return 'main' if head.type != :symbolic - - Ref.extract_branch_name(head.target_id) - end - - private - - def branches_filter(filter: nil, sort_by: nil) - branches = rugged.branches.each(filter).map do |rugged_ref| - begin - target_commit = Gitlab::Git::Commit.find(self, rugged_ref.target) - Gitlab::Git::Branch.new(self, rugged_ref.canonical_name, rugged_ref.target, target_commit) - rescue Rugged::ReferenceError - # Omit invalid branch - end - end.compact - - sort_branches(branches, sort_by) - end - - def rugged_head - rugged.head - rescue Rugged::ReferenceError - nil - end - end - end -end |