require 'spec_helper' describe Backup::Manager do include StubENV let(:progress) { StringIO.new } before do allow(progress).to receive(:puts) allow(progress).to receive(:print) allow_any_instance_of(String).to receive(:color) do |string, _color| string end @old_progress = $progress # rubocop:disable Style/GlobalVars $progress = progress # rubocop:disable Style/GlobalVars end after do $progress = @old_progress # rubocop:disable Style/GlobalVars end describe '#remove_old' do let(:files) do [ '1451606400_2016_01_01_1.2.3_gitlab_backup.tar', '1451520000_2015_12_31_4.5.6_gitlab_backup.tar', '1451520000_2015_12_31_4.5.6-pre_gitlab_backup.tar', '1451520000_2015_12_31_4.5.6-rc1_gitlab_backup.tar', '1451520000_2015_12_31_4.5.6-pre-ee_gitlab_backup.tar', '1451510000_2015_12_30_gitlab_backup.tar', '1450742400_2015_12_22_gitlab_backup.tar', '1449878400_gitlab_backup.tar', '1449014400_gitlab_backup.tar', 'manual_gitlab_backup.tar' ] end before do allow(Dir).to receive(:chdir).and_yield allow(Dir).to receive(:glob).and_return(files) allow(FileUtils).to receive(:rm) allow(Time).to receive(:now).and_return(Time.utc(2016)) end context 'when keep_time is zero' do before do allow(Gitlab.config.backup).to receive(:keep_time).and_return(0) subject.remove_old end it 'removes no files' do expect(FileUtils).not_to have_received(:rm) end it 'prints a skipped message' do expect(progress).to have_received(:puts).with('skipping') end end context 'when no valid file is found' do let(:files) do [ '14516064000_2016_01_01_1.2.3_gitlab_backup.tar', 'foo_1451520000_2015_12_31_4.5.6_gitlab_backup.tar', '1451520000_2015_12_31_4.5.6-foo_gitlab_backup.tar' ] end before do allow(Gitlab.config.backup).to receive(:keep_time).and_return(1) subject.remove_old end it 'removes no files' do expect(FileUtils).not_to have_received(:rm) end it 'prints a done message' do expect(progress).to have_received(:puts).with('done. (0 removed)') end end context 'when there are no files older than keep_time' do before do # Set to 30 days allow(Gitlab.config.backup).to receive(:keep_time).and_return(2592000) subject.remove_old end it 'removes no files' do expect(FileUtils).not_to have_received(:rm) end it 'prints a done message' do expect(progress).to have_received(:puts).with('done. (0 removed)') end end context 'when keep_time is set to remove files' do before do # Set to 1 second allow(Gitlab.config.backup).to receive(:keep_time).and_return(1) subject.remove_old end it 'removes matching files with a human-readable versioned timestamp' do expect(FileUtils).to have_received(:rm).with(files[1]) expect(FileUtils).to have_received(:rm).with(files[2]) expect(FileUtils).to have_received(:rm).with(files[3]) end it 'removes matching files with a human-readable versioned timestamp with tagged EE' do expect(FileUtils).to have_received(:rm).with(files[4]) end it 'removes matching files with a human-readable non-versioned timestamp' do expect(FileUtils).to have_received(:rm).with(files[5]) expect(FileUtils).to have_received(:rm).with(files[6]) end it 'removes matching files without a human-readable timestamp' do expect(FileUtils).to have_received(:rm).with(files[7]) expect(FileUtils).to have_received(:rm).with(files[8]) end it 'does not remove files that are not old enough' do expect(FileUtils).not_to have_received(:rm).with(files[0]) end it 'does not remove non-matching files' do expect(FileUtils).not_to have_received(:rm).with(files[9]) end it 'prints a done message' do expect(progress).to have_received(:puts).with('done. (8 removed)') end end context 'when removing a file fails' do let(:file) { files[1] } let(:message) { "Permission denied @ unlink_internal - #{file}" } before do allow(Gitlab.config.backup).to receive(:keep_time).and_return(1) allow(FileUtils).to receive(:rm).with(file).and_raise(Errno::EACCES, message) subject.remove_old end it 'removes the remaining expected files' do expect(FileUtils).to have_received(:rm).with(files[4]) expect(FileUtils).to have_received(:rm).with(files[5]) expect(FileUtils).to have_received(:rm).with(files[6]) expect(FileUtils).to have_received(:rm).with(files[7]) expect(FileUtils).to have_received(:rm).with(files[8]) end it 'sets the correct removed count' do expect(progress).to have_received(:puts).with('done. (7 removed)') end it 'prints the error from file that could not be removed' do expect(progress).to have_received(:puts).with(a_string_matching(message)) end end end describe '#unpack' do context 'when there are no backup files in the directory' do before do allow(Dir).to receive(:glob).and_return([]) end it 'fails the operation and prints an error' do expect { subject.unpack }.to raise_error SystemExit expect(progress).to have_received(:puts) .with(a_string_matching('No backups found')) end end context 'when there are two backup files in the directory and BACKUP variable is not set' do before do allow(Dir).to receive(:glob).and_return( [ '1451606400_2016_01_01_1.2.3_gitlab_backup.tar', '1451520000_2015_12_31_gitlab_backup.tar' ] ) end it 'fails the operation and prints an error' do expect { subject.unpack }.to raise_error SystemExit expect(progress).to have_received(:puts) .with(a_string_matching('Found more than one backup')) end end context 'when BACKUP variable is set to a non-existing file' do before do allow(Dir).to receive(:glob).and_return( [ '1451606400_2016_01_01_gitlab_backup.tar' ] ) allow(File).to receive(:exist?).and_return(false) stub_env('BACKUP', 'wrong') end it 'fails the operation and prints an error' do expect { subject.unpack }.to raise_error SystemExit expect(File).to have_received(:exist?).with('wrong_gitlab_backup.tar') expect(progress).to have_received(:puts) .with(a_string_matching('The backup file wrong_gitlab_backup.tar does not exist')) end end context 'when BACKUP variable is set to a correct file' do before do allow(Dir).to receive(:glob).and_return( [ '1451606400_2016_01_01_1.2.3_gitlab_backup.tar' ] ) allow(File).to receive(:exist?).and_return(true) allow(Kernel).to receive(:system).and_return(true) allow(YAML).to receive(:load_file).and_return(gitlab_version: Gitlab::VERSION) stub_env('BACKUP', '1451606400_2016_01_01_1.2.3') end it 'unpacks the file' do subject.unpack expect(Kernel).to have_received(:system) .with("tar", "-xf", "1451606400_2016_01_01_1.2.3_gitlab_backup.tar") expect(progress).to have_received(:puts).with(a_string_matching('done')) end end end describe '#upload' do let(:backup_file) { Tempfile.new('backup', Gitlab.config.backup.path) } let(:backup_filename) { File.basename(backup_file.path) } before do allow(subject).to receive(:tar_file).and_return(backup_filename) stub_backup_setting( upload: { connection: { provider: 'AWS', aws_access_key_id: 'id', aws_secret_access_key: 'secret' }, remote_directory: 'directory', multipart_chunk_size: 104857600, encryption: nil, storage_class: nil } ) # the Fog mock only knows about directories we create explicitly Fog.mock! connection = ::Fog::Storage.new(Gitlab.config.backup.upload.connection.symbolize_keys) connection.directories.create(key: Gitlab.config.backup.upload.remote_directory) end context 'target path' do it 'uses the tar filename by default' do expect_any_instance_of(Fog::Collection).to receive(:create) .with(hash_including(key: backup_filename)) .and_return(true) Dir.chdir(Gitlab.config.backup.path) do subject.upload end end it 'adds the DIRECTORY environment variable if present' do stub_env('DIRECTORY', 'daily') expect_any_instance_of(Fog::Collection).to receive(:create) .with(hash_including(key: "daily/#{backup_filename}")) .and_return(true) Dir.chdir(Gitlab.config.backup.path) do subject.upload end end end end end