def testDetectStorageFail(self):
"""Tests that the DockerExplorer.DetectStorage function fails on
Docker directory."""
de_object = de.DockerExplorer()
de_object.docker_directory = 'this_dir_shouldnt_exist'
expected_error_message = (
'this_dir_shouldnt_exist is not a Docker directory')
with self.assertRaises(errors.BadStorageException) as err:
de_object._SetDockerDirectory('this_dir_shouldnt_exist')
self.assertEqual(expected_error_message, err.exception.message)
def _setup(cls, driver, driver_class):
"""Internal method to set up the TestCase on a specific storate."""
cls.driver = driver
docker_directory_path = os.path.join('test_data', 'docker')
if not os.path.isdir(docker_directory_path):
docker_tar = os.path.join('test_data', cls.driver + '.tgz')
tar = tarfile.open(docker_tar, 'r:gz')
tar.extractall('test_data')
tar.close()
cls.de_object = de.DockerExplorer()
cls.de_object._SetDockerDirectory(docker_directory_path)
cls.driver_class = driver_class
def testDetectStorageFail(self):
"""Tests that the DockerExplorer.DetectStorage function fails on
non-existing Docker directory."""
de_object = de.DockerExplorer()
de_object.docker_directory = 'this_dir_shouldnt_exist'
expected_error_message = (
'this_dir_shouldnt_exist is not a Docker directory\n'
'Please specify the Docker\'s directory path.\n'
'hint: de.py -r /var/lib/docker')
with self.assertRaises(errors.BadStorageException) as err:
de_object._SetDockerDirectory('this_dir_shouldnt_exist')
self.assertEqual(expected_error_message, err.exception.message)
def setUpClass(cls):
docker_directory_path = os.path.join('test_data', 'docker')
if not os.path.isdir(docker_directory_path):
docker_tar = os.path.join('test_data', 'aufs.tgz')
tar = tarfile.open(docker_tar, 'r:gz')
tar.extractall('test_data')
tar.close()
de_test_object = de.DockerExplorer()
de_test_object.docker_directory = docker_directory_path
cls.storage = de_test_object.DetectStorage()
cls.container_id = (
'7b02fb3e8a665a63e32b909af5babb7d6ba0b64e10003b2d9534c7d5f2af8966')
cls.image_id = (
'7968321274dc6b6171697c33df7815310468e694ac5be0ec03ff053bb135e768')
def setUpClass(cls):
docker_directory_path = os.path.join('test_data', 'docker')
if not os.path.isdir(docker_directory_path):
docker_tar = os.path.join('test_data', 'overlay2.tgz')
tar = tarfile.open(docker_tar, 'r:gz')
tar.extractall('test_data')
tar.close()
de_test_object = de.DockerExplorer()
de_test_object.docker_directory = docker_directory_path
cls.storage = de_test_object.DetectStorage()
cls.container_id = (
'8e8b7f23eb7cbd4dfe7e91646ddd0e0f524218e25d50113559f078dfb2690206')
cls.image_id = (
'8ac48589692a53a9b8c2d1ceaa6b402665aa7fe667ba51ccc03002300856d8c7')
def setUpClass(cls):
docker_directory_path = os.path.join('test_data', 'docker')
if not os.path.isdir(docker_directory_path):
docker_tar = os.path.join('test_data', 'overlay.tgz')
tar = tarfile.open(docker_tar, 'r:gz')
tar.extractall('test_data')
tar.close()
de_test_object = de.DockerExplorer()
de_test_object.docker_directory = docker_directory_path
cls.storage = de_test_object.DetectStorage()
cls.container_id = (
'5dc287aa80b460652a5584e80a5c8c1233b0c0691972d75424cf5250b917600a')
cls.image_id = (
'5b0d59026729b68570d99bc4f3f7c31a2e4f2a5736435641565d93e7c25bd2c3')
def _setup(cls, driver, driver_class, storage_version=2):
"""Internal method to set up the TestCase on a specific storage."""
cls.driver = driver
docker_directory_path = os.path.join('test_data', 'docker')
if not os.path.isdir(docker_directory_path):
docker_tar = os.path.join(
'test_data', '{0:s}.v{1:d}.tgz'.format(driver,
storage_version))
tar = tarfile.open(docker_tar, 'r:gz')
tar.extractall('test_data')
tar.close()
cls.de_object = de.DockerExplorer()
cls.de_object._SetDockerDirectory(docker_directory_path)
cls.de_object._DetectDockerStorageVersion()
cls.driver_class = driver_class
cls.storage_version = storage_version
def testParseArguments(self):
"""Tests the DockerExplorer.ParseArguments function."""
de_test_object = de.DockerExplorer()
prog = sys.argv[0]
expected_docker_root = os.path.join('test_data', 'docker')
args = [prog, '-r', expected_docker_root, 'list', 'repositories']
sys.argv = args
options = de_test_object.ParseArguments()
usage_string = de_test_object._argument_parser.format_usage()
expected_usage = '[-h] [-r DOCKER_DIRECTORY] {mount,list,history} ...\n'
self.assertTrue(expected_usage in usage_string)
de_test_object.ParseOptions(options)
self.assertEqual(expected_docker_root, options.docker_directory)
def testDetectStorage(self):
"""Tests the DockerExplorer.DetectStorage function on a Overlay2 storage."""
de_test_object = de.DockerExplorer()
de_test_object.docker_directory = 'this_dir_shouldnt_exist'
expected_error_message = (
'this_dir_shouldnt_exist is not a Docker directory\n'
'Please specify the Docker\'s directory path.\n'
'hint: de.py -r /var/lib/docker')
with self.assertRaises(de.BadStorageException) as err:
de_test_object.DetectStorage()
self.assertEqual(expected_error_message, err.exception.message)
de_test_object.docker_directory = os.path.join('test_data', 'docker')
storage_object = de_test_object.DetectStorage()
self.assertIsNotNone(storage_object)
self.assertIsInstance(storage_object, overlay.OverlayStorage)
self.assertEqual(storage_object.STORAGE_METHOD, 'overlay2')
self.assertEqual(2, storage_object.docker_version)
self.assertEqual('config.v2.json',
storage_object.container_config_filename)