#!/usr/bin/env python # Copyright 2016 NEC Corporation # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import copy import imp import os import sys try: from unittest import mock except ImportError: import mock from docker import errors as docker_error from docker.types import Ulimit from oslotest import base this_dir = os.path.dirname(sys.modules[__name__].__file__) sys.modules['ansible'] = mock.MagicMock() sys.modules['ansible.module_utils'] = mock.MagicMock() sys.modules['ansible.module_utils.basic'] = mock.MagicMock() kolla_docker_file = os.path.join(this_dir, '..', 'ansible', 'library', 'kolla_docker.py') kd = imp.load_source('kolla_docker', kolla_docker_file) class ModuleArgsTest(base.BaseTestCase): def test_module_args(self): argument_spec = dict( common_options=dict(required=False, type='dict', default=dict()), action=dict( required=True, type='str', choices=['compare_container', 'compare_image', 'create_volume', 'get_container_env', 'get_container_state', 'pull_image', 'recreate_or_restart_container', 'remove_container', 'remove_image', 'remove_volume', 'restart_container', 'start_container', 'stop_container']), api_version=dict(required=False, type='str', default='auto'), auth_email=dict(required=False, type='str'), auth_password=dict(required=False, type='str', no_log=True), auth_registry=dict(required=False, type='str'), auth_username=dict(required=False, type='str'), command=dict(required=False, type='str'), detach=dict(required=False, type='bool', default=True), labels=dict(required=False, type='dict', default=dict()), name=dict(required=False, type='str'), environment=dict(required=False, type='dict'), image=dict(required=False, type='str'), ipc_mode=dict(required=False, type='str', choices=['', 'host', 'private', 'shareable']), cap_add=dict(required=False, type='list', default=list()), security_opt=dict(required=False, type='list', default=list()), pid_mode=dict(required=False, type='str', choices=['host', '']), privileged=dict(required=False, type='bool', default=False), graceful_timeout=dict(required=False, type='int', default=10), remove_on_exit=dict(required=False, type='bool', default=True), restart_policy=dict( required=False, type='str', choices=['no', 'never', 'on-failure', 'always', 'unless-stopped']), restart_retries=dict(required=False, type='int', default=10), state=dict(required=False, type='str', default='running', choices=['running', 'exited', 'paused']), tls_verify=dict(required=False, type='bool', default=False), tls_cert=dict(required=False, type='str'), tls_key=dict(required=False, type='str'), tls_cacert=dict(required=False, type='str'), volumes=dict(required=False, type='list'), volumes_from=dict(required=False, type='list'), dimensions=dict(required=False, type='dict', default=dict()), tty=dict(required=False, type='bool', default=False), client_timeout=dict(required=False, type='int', default=120), ) required_if = [ ['action', 'pull_image', ['image']], ['action', 'start_container', ['image', 'name']], ['action', 'compare_container', ['name']], ['action', 'compare_image', ['name']], ['action', 'create_volume', ['name']], ['action', 'get_container_env', ['name']], ['action', 'get_container_state', ['name']], ['action', 'recreate_or_restart_container', ['name']], ['action', 'remove_container', ['name']], ['action', 'remove_image', ['image']], ['action', 'remove_volume', ['name']], ['action', 'restart_container', ['name']], ['action', 'stop_container', ['name']] ] kd.AnsibleModule = mock.MagicMock() kd.generate_module() kd.AnsibleModule.assert_called_with( argument_spec=argument_spec, required_if=required_if, bypass_checks=False ) FAKE_DATA = { 'params': { 'command': None, 'detach': True, 'environment': {}, 'host_config': { 'network_mode': 'host', 'ipc_mode': '', 'cap_add': None, 'security_opt': None, 'pid_mode': '', 'privileged': False, 'volumes_from': None, 'restart_policy': 'unless-stopped', 'restart_retries': 10}, 'labels': {'build-date': '2016-06-02', 'kolla_version': '2.0.1', 'license': 'GPLv2', 'name': 'ubuntu Base Image', 'vendor': 'ubuntuOS'}, 'image': 'myregistrydomain.com:5000/ubuntu:16.04', 'name': 'test_container', 'remove_on_exit': True, 'volumes': None, 'tty': False, }, 'images': [ {'Created': 1462317178, 'Labels': {}, 'VirtualSize': 120759015, 'ParentId': '', 'RepoTags': ['myregistrydomain.com:5000/ubuntu:16.04'], 'Id': 'sha256:c5f1cf30', 'Size': 120759015}, {'Created': 1461802380, 'Labels': {}, 'VirtualSize': 403096303, 'ParentId': '', 'RepoTags': ['myregistrydomain.com:5000/centos:7.0'], 'Id': 'sha256:336a6', 'Size': 403096303} ], 'containers': [ {'Created': 1463578194, 'Status': 'Up 23 hours', 'HostConfig': {'NetworkMode': 'default'}, 'Id': 'e40d8e7187', 'Image': 'myregistrydomain.com:5000/ubuntu:16.04', 'ImageID': 'sha256:c5f1cf30', 'Labels': {}, 'Names': '/my_container'} ], 'container_inspect': { 'Config': { 'Env': ['KOLLA_BASE_DISTRO=ubuntu', 'KOLLA_INSTALL_TYPE=binary', 'KOLLA_INSTALL_METATYPE=rdo'], 'Hostname': 'node2', 'Volumes': {'/var/lib/kolla/config_files/': {}}}, 'Mounts': {}, 'NetworkSettings': {}, 'State': {} } } @mock.patch("docker.APIClient") def get_DockerWorker(mod_param, mock_dclient): module = mock.MagicMock() module.params = mod_param dw = kd.DockerWorker(module) return dw class TestMainModule(base.BaseTestCase): def setUp(self): super(TestMainModule, self).setUp() self.fake_data = copy.deepcopy(FAKE_DATA) @mock.patch("kolla_docker.traceback.format_exc") @mock.patch("kolla_docker.get_docker_client") @mock.patch("kolla_docker.generate_module") def test_docker_client_exception(self, mock_generate_module, mock_dclient, mock_traceback): module_mock = mock.MagicMock() mock_generate_module.return_value = module_mock mock_dclient.side_effect = AttributeError() mock_traceback.return_value = "Some very ugly traceback" kd.main() module_mock.fail_json.assert_called_once_with( changed=True, msg=repr("Some very ugly traceback")) @mock.patch("kolla_docker.DockerWorker") @mock.patch("kolla_docker.generate_module") def test_execute_module(self, mock_generate_module, mock_dw): mock_dw.return_value.check_image.return_value = False mock_dw.return_value.changed = False mock_dw.return_value.result = {"some_key": "some_value"} module_mock = mock.MagicMock() module_mock.params = self.fake_data['params'] module_mock.params["action"] = "check_image" mock_generate_module.return_value = module_mock kd.main() mock_dw.assert_called_once_with(module_mock) mock_dw.return_value.check_image.assert_called_once_with() module_mock.exit_json.assert_called_once_with(changed=False, result=False, some_key="some_value") class TestContainer(base.BaseTestCase): def setUp(self): super(TestContainer, self).setUp() self.fake_data = copy.deepcopy(FAKE_DATA) def test_create_container_without_dimensions(self): self.dw = get_DockerWorker(self.fake_data['params']) self.dw.dc.create_host_config = mock.MagicMock( return_value=self.fake_data['params']['host_config']) self.dw.create_container() self.assertTrue(self.dw.changed) def test_create_container_with_dimensions(self): self.fake_data['params']['dimensions'] = {'blkio_weight': 10} self.dw = get_DockerWorker(self.fake_data['params']) self.dw.dc.create_host_config = mock.MagicMock( return_value=self.fake_data['params']['host_config']) self.dw.create_container() self.assertTrue(self.dw.changed) self.fake_data['params'].pop('dimensions') self.fake_data['params']['host_config']['blkio_weight'] = '10' expected_args = {'command', 'detach', 'environment', 'host_config', 'image', 'labels', 'name', 'tty', 'volumes'} self.dw.dc.create_container.assert_called_once_with( **{k: self.fake_data['params'][k] for k in expected_args}) self.dw.dc.create_host_config.assert_called_with( cap_add=None, network_mode='host', ipc_mode=None, pid_mode=None, volumes_from=None, blkio_weight=10, security_opt=None, privileged=None) def test_create_container_wrong_dimensions(self): self.fake_data['params']['dimensions'] = {'random': 10} self.dw = get_DockerWorker(self.fake_data['params']) self.dw.dc.create_host_config = mock.MagicMock( return_value=self.fake_data['params']['host_config']) self.dw.create_container() self.dw.module.exit_json.assert_called_once_with( failed=True, msg=repr("Unsupported dimensions"), unsupported_dimensions=set(['random'])) def test_start_container_without_pull(self): self.fake_data['params'].update({'auth_username': 'fake_user', 'auth_password': 'fake_psw', 'auth_registry': 'myrepo/myapp', 'auth_email': 'fake_mail@foogle.com'}) self.dw = get_DockerWorker(self.fake_data['params']) self.dw.dc.images = mock.MagicMock( return_value=self.fake_data['images']) self.dw.dc.containers = mock.MagicMock(params={'all': 'True'}) new_container = copy.deepcopy(self.fake_data['containers']) new_container.append({'Names': '/test_container', 'Status': 'Up 2 seconds'}) self.dw.dc.containers.side_effect = [self.fake_data['containers'], new_container] self.dw.check_container_differs = mock.MagicMock(return_value=False) self.dw.create_container = mock.MagicMock() self.dw.start_container() self.assertFalse(self.dw.changed) self.dw.create_container.assert_called_once_with() def test_start_container_with_duplicate_name(self): self.fake_data['params'].update({'name': 'my_container', 'auth_username': 'fake_user', 'auth_password': 'fake_psw', 'auth_registry': 'myrepo/myapp', 'auth_email': 'fake_mail@foogle.com'}) self.dw = get_DockerWorker(self.fake_data['params']) self.dw.dc.images = mock.MagicMock( return_value=self.fake_data['images']) self.dw.dc.containers = mock.MagicMock(params={'all': 'True'}) updated_cont_list = copy.deepcopy(self.fake_data['containers']) updated_cont_list.pop(0) self.dw.dc.containers.side_effect = [self.fake_data['containers'], self.fake_data['containers'], self.fake_data['containers'], updated_cont_list, self.fake_data['containers'] ] self.dw.check_container_differs = mock.MagicMock(return_value=True) self.dw.dc.remove_container = mock.MagicMock() self.dw.create_container = mock.MagicMock() self.dw.start_container() self.assertTrue(self.dw.changed) self.dw.dc.remove_container.assert_called_once_with( container=self.fake_data['params'].get('name'), force=True) self.dw.create_container.assert_called_once_with() def test_start_container(self): self.fake_data['params'].update({'name': 'my_container', 'auth_username': 'fake_user', 'auth_password': 'fake_psw', 'auth_registry': 'myrepo/myapp', 'auth_email': 'fake_mail@foogle.com'}) self.dw = get_DockerWorker(self.fake_data['params']) self.dw.dc.images = mock.MagicMock( return_value=self.fake_data['images']) self.fake_data['containers'][0].update( {'Status': 'Exited 2 days ago'}) self.dw.dc.containers = mock.MagicMock( return_value=self.fake_data['containers']) self.dw.check_container_differs = mock.MagicMock(return_value=False) self.dw.dc.start = mock.MagicMock() self.dw.start_container() self.assertTrue(self.dw.changed) self.dw.dc.start.assert_called_once_with( container=self.fake_data['params'].get('name')) def test_start_container_no_detach(self): self.fake_data['params'].update({'name': 'my_container', 'detach': False}) self.dw = get_DockerWorker(self.fake_data['params']) self.dw.dc.images = mock.MagicMock( return_value=self.fake_data['images']) self.dw.dc.containers = mock.MagicMock(side_effect=[ [], self.fake_data['containers'], self.fake_data['containers'], self.fake_data['containers']]) self.dw.dc.wait = mock.MagicMock(return_value={'StatusCode': 0}) self.dw.dc.logs = mock.MagicMock( side_effect=['fake stdout', 'fake stderr']) self.dw.start_container() self.assertTrue(self.dw.changed) name = self.fake_data['params'].get('name') self.dw.dc.wait.assert_called_once_with(name) self.dw.dc.logs.assert_has_calls([ mock.call(name, stdout=True, stderr=False), mock.call(name, stdout=False, stderr=True)]) self.dw.dc.stop.assert_called_once_with(name, timeout=10) self.dw.dc.remove_container.assert_called_once_with( container=name, force=True) expected = {'rc': 0, 'stdout': 'fake stdout', 'stderr': 'fake stderr'} self.assertEqual(expected, self.dw.result) def test_stop_container(self): self.dw = get_DockerWorker({'name': 'my_container', 'action': 'stop_container'}) self.dw.dc.containers.return_value = self.fake_data['containers'] self.dw.stop_container() self.assertTrue(self.dw.changed) self.dw.dc.containers.assert_called_once_with(all=True) self.dw.dc.stop.assert_called_once_with('my_container', timeout=10) def test_stop_container_not_exists(self): self.dw = get_DockerWorker({'name': 'fake_container', 'action': 'stop_container'}) self.dw.dc.containers.return_value = self.fake_data['containers'] self.dw.stop_container() self.assertFalse(self.dw.changed) self.dw.dc.containers.assert_called_once_with(all=True) self.dw.module.fail_json.assert_called_once_with( msg="No such container: fake_container to stop") def test_restart_container(self): self.dw = get_DockerWorker({'name': 'my_container', 'action': 'restart_container'}) self.dw.dc.containers.return_value = self.fake_data['containers'] self.fake_data['container_inspect'].update( self.fake_data['containers'][0]) self.dw.dc.inspect_container.return_value = ( self.fake_data['container_inspect']) self.dw.restart_container() self.assertTrue(self.dw.changed) self.dw.dc.containers.assert_called_once_with(all=True) self.dw.dc.inspect_container.assert_called_once_with('my_container') self.dw.dc.stop.assert_called_once_with('my_container', timeout=10) self.dw.dc.start.assert_called_once_with('my_container') def test_restart_container_not_exists(self): self.dw = get_DockerWorker({'name': 'fake-container', 'action': 'restart_container'}) self.dw.dc.containers.return_value = self.fake_data['containers'] self.dw.restart_container() self.assertFalse(self.dw.changed) self.dw.dc.containers.assert_called_once_with(all=True) self.dw.module.fail_json.assert_called_once_with( msg="No such container: fake-container") def test_remove_container(self): self.dw = get_DockerWorker({'name': 'my_container', 'action': 'remove_container'}) self.dw.dc.containers.return_value = self.fake_data['containers'] self.dw.remove_container() self.assertTrue(self.dw.changed) self.dw.dc.containers.assert_called_once_with(all=True) self.dw.dc.remove_container.assert_called_once_with( container='my_container', force=True ) def test_get_container_env(self): fake_env = dict(KOLLA_BASE_DISTRO='ubuntu', KOLLA_INSTALL_TYPE='binary', KOLLA_INSTALL_METATYPE='rdo') self.dw = get_DockerWorker({'name': 'my_container', 'action': 'get_container_env'}) self.dw.dc.containers.return_value = self.fake_data['containers'] self.fake_data['container_inspect'].update( self.fake_data['containers'][0]) self.dw.dc.inspect_container.return_value = ( self.fake_data['container_inspect']) self.dw.get_container_env() self.assertFalse(self.dw.changed) self.dw.dc.containers.assert_called_once_with(all=True) self.dw.dc.inspect_container.assert_called_once_with('my_container') self.dw.module.exit_json.assert_called_once_with(**fake_env) def test_get_container_env_negative(self): self.dw = get_DockerWorker({'name': 'fake_container', 'action': 'get_container_env'}) self.dw.dc.containers.return_value = self.fake_data['containers'] self.dw.get_container_env() self.assertFalse(self.dw.changed) self.dw.module.fail_json.assert_called_once_with( msg="No such container: fake_container") def test_get_container_state(self): State = {'Dead': False, 'ExitCode': 0, 'Pid': 12475, 'StartedAt': u'2016-06-07T11:22:37.66876269Z', 'Status': u'running'} self.fake_data['container_inspect'].update({'State': State}) self.dw = get_DockerWorker({'name': 'my_container', 'action': 'get_container_state'}) self.dw.dc.containers.return_value = self.fake_data['containers'] self.dw.dc.inspect_container.return_value = ( self.fake_data['container_inspect']) self.dw.get_container_state() self.assertFalse(self.dw.changed) self.dw.dc.containers.assert_called_once_with(all=True) self.dw.dc.inspect_container.assert_called_once_with('my_container') self.dw.module.exit_json.assert_called_once_with(**State) def test_get_container_state_negative(self): self.dw = get_DockerWorker({'name': 'fake_container', 'action': 'get_container_state'}) self.dw.dc.containers.return_value = self.fake_data['containers'] self.dw.get_container_state() self.assertFalse(self.dw.changed) self.dw.dc.containers.assert_called_once_with(all=True) self.dw.module.fail_json.assert_called_once_with( msg="No such container: fake_container") def test_recreate_or_restart_container_not_container(self): self.dw = get_DockerWorker({ 'environment': dict(KOLLA_CONFIG_STRATEGY='COPY_ALWAYS')}) self.dw.check_container = mock.Mock(return_value=None) self.dw.start_container = mock.Mock() self.dw.recreate_or_restart_container() self.dw.start_container.assert_called_once_with() def test_recreate_or_restart_container_container_copy_always(self): self.dw = get_DockerWorker({ 'environment': dict(KOLLA_CONFIG_STRATEGY='COPY_ALWAYS')}) self.dw.check_container = mock.Mock( return_value=self.fake_data['containers'][0]) self.dw.restart_container = mock.Mock() self.dw.check_container_differs = mock.Mock(return_value=False) self.dw.recreate_or_restart_container() self.dw.restart_container.assert_called_once_with() def test_recreate_or_restart_container_container_copy_always_differs(self): self.dw = get_DockerWorker({ 'environment': dict(KOLLA_CONFIG_STRATEGY='COPY_ALWAYS')}) self.dw.check_container = mock.Mock( return_value=self.fake_data['containers'][0]) self.dw.check_image = mock.Mock( return_value=self.fake_data['images'][0]) self.dw.start_container = mock.Mock() self.dw.remove_container = mock.Mock() self.dw.check_container_differs = mock.Mock(return_value=True) self.dw.recreate_or_restart_container() self.dw.check_image.assert_called_once_with() self.dw.remove_container.assert_called_once_with() self.dw.start_container.assert_called_once_with() def test_recreate_or_restart_container_container_copy_once(self): self.dw = get_DockerWorker({ 'environment': dict(KOLLA_CONFIG_STRATEGY='COPY_ONCE')}) self.dw.check_container = mock.Mock( return_value=self.fake_data['containers'][0]) self.dw.check_image = mock.Mock( return_value=self.fake_data['images'][0]) self.dw.start_container = mock.Mock() self.dw.remove_container = mock.Mock() self.dw.recreate_or_restart_container() self.dw.check_image.assert_called_once_with() self.dw.remove_container.assert_called_once_with() self.dw.start_container.assert_called_once_with() def test_recreate_or_restart_container_pull_before_stop(self): # Testing fix for https://launchpad.net/bugs/1852572. self.dw = get_DockerWorker({ 'environment': dict(KOLLA_CONFIG_STRATEGY='COPY_ONCE')}) self.dw.check_container = mock.Mock( return_value=self.fake_data['containers'][0]) self.dw.check_image = mock.Mock(return_value=None) self.dw.pull_image = mock.Mock() self.dw.start_container = mock.Mock() self.dw.remove_container = mock.Mock() self.dw.recreate_or_restart_container() self.dw.check_image.assert_called_once_with() self.dw.pull_image.assert_called_once_with() self.dw.remove_container.assert_called_once_with() self.dw.start_container.assert_called_once_with() class TestImage(base.BaseTestCase): def setUp(self): super(TestImage, self).setUp() self.fake_data = copy.deepcopy(FAKE_DATA) def test_check_image(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04'}) self.dw.dc.images.return_value = self.fake_data['images'] return_data = self.dw.check_image() self.assertFalse(self.dw.changed) self.dw.dc.images.assert_called_once_with() self.assertEqual(self.fake_data['images'][0], return_data) def test_check_image_before_docker_1_12(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/centos:7.0'}) self.fake_data['images'][0]['RepoTags'] = [] self.dw.dc.images.return_value = self.fake_data['images'] return_data = self.dw.check_image() self.assertFalse(self.dw.changed) self.dw.dc.images.assert_called_once_with() self.assertEqual(self.fake_data['images'][1], return_data) def test_check_image_docker_1_12(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/centos:7.0'}) self.fake_data['images'][0]['RepoTags'] = None self.dw.dc.images.return_value = self.fake_data['images'] return_data = self.dw.check_image() self.assertFalse(self.dw.changed) self.dw.dc.images.assert_called_once_with() self.assertEqual(self.fake_data['images'][1], return_data) def test_compare_image(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04'}) self.dw.dc.images.return_value = self.fake_data['images'] container_info = {'Image': 'sha256:c5f1cf40', 'Config': {'myregistrydomain.com:5000/ubuntu:16.04'} } return_data = self.dw.compare_image(container_info) self.assertFalse(self.dw.changed) self.dw.dc.images.assert_called_once_with() self.assertTrue(return_data) def test_get_image_id_not_exists(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04'}) self.dw.dc.images.return_value = [] return_data = self.dw.get_image_id() self.assertIsNone(return_data) def test_get_image_id_exists(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04'}) self.dw.dc.images.return_value = ['sha256:47c3bdbcf99f0c1a36e4db'] return_data = self.dw.get_image_id() self.assertEqual('sha256:47c3bdbcf99f0c1a36e4db', return_data) def test_pull_image_new(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04', 'auth_username': 'fake_user', 'auth_password': 'fake_psw', 'auth_registry': 'myrepo/myapp', 'auth_email': 'fake_mail@foogle.com' }) self.dw.dc.pull.return_value = [ b'{"status":"Pull complete","progressDetail":{},"id":"22f7"}\r\n', b'{"status":"Digest: sha256:47c3bdbcf99f0c1a36e4db"}\r\n', b'{"status":"Downloaded newer image for ubuntu:16.04"}\r\n' ] self.dw.dc.images.side_effect = [ [], ['sha256:47c3bdbcf99f0c1a36e4db'] ] self.dw.pull_image() self.dw.dc.pull.assert_called_once_with( repository='myregistrydomain.com:5000/ubuntu', tag='16.04', stream=True) self.assertTrue(self.dw.changed) def test_pull_image_exists(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04'}) self.dw.dc.pull.return_value = [ b'{"status":"Pull complete","progressDetail":{},"id":"22f7"}\r\n', b'{"status":"Digest: sha256:47c3bdbf0c1a36e4db"}\r\n', b'{"status":"mage is up to date for ubuntu:16.04"}\r\n' ] self.dw.dc.images.side_effect = [ ['sha256:47c3bdbcf99f0c1a36e4db'], ['sha256:47c3bdbcf99f0c1a36e4db'] ] self.dw.pull_image() self.dw.dc.pull.assert_called_once_with( repository='myregistrydomain.com:5000/ubuntu', tag='16.04', stream=True) self.assertFalse(self.dw.changed) def test_pull_image_not_exists(self): self.dw = get_DockerWorker( {'image': 'unknown:16.04'}) self.dw.dc.pull.return_value = [ b'{"error": "image unknown not found"}\r\n'] self.dw.pull_image() self.dw.dc.pull.assert_called_once_with( repository='unknown', tag='16.04', stream=True) self.assertFalse(self.dw.changed) self.dw.module.fail_json.assert_called_once_with( msg="The requested image does not exist: unknown:16.04", failed=True) def test_pull_image_error(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04'}) self.dw.dc.pull.return_value = [ b'{"error": "unexpected error"}\r\n'] self.dw.pull_image() self.dw.dc.pull.assert_called_once_with( repository='myregistrydomain.com:5000/ubuntu', tag='16.04', stream=True) self.assertFalse(self.dw.changed) self.dw.module.fail_json.assert_called_once_with( msg="Unknown error message: unexpected error", failed=True) def test_remove_image(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04', 'action': 'remove_image'}) self.dw.dc.images.return_value = self.fake_data['images'] self.dw.remove_image() self.assertTrue(self.dw.changed) self.dw.dc.remove_image.assert_called_once_with( image='myregistrydomain.com:5000/ubuntu:16.04') def test_remove_image_not_exists(self): self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/non_existing:16.04', 'action': 'remove_image'}) self.dw.dc.images.return_value = self.fake_data['images'] self.dw.remove_image() self.assertFalse(self.dw.changed) def test_remove_image_exception_409(self): resp = mock.MagicMock() resp.status_code = 409 docker_except = docker_error.APIError('test error', resp) self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04', 'action': 'remove_image'}) self.dw.dc.images.return_value = self.fake_data['images'] self.dw.dc.remove_image.side_effect = docker_except self.assertRaises(docker_error.APIError, self.dw.remove_image) self.assertTrue(self.dw.changed) self.dw.module.fail_json.assert_called_once_with( failed=True, msg=("Image 'myregistrydomain.com:5000/ubuntu:16.04' " "is currently in-use") ) def test_remove_image_exception_500(self): resp = mock.MagicMock() resp.status_code = 500 docker_except = docker_error.APIError('test error', resp) self.dw = get_DockerWorker( {'image': 'myregistrydomain.com:5000/ubuntu:16.04', 'action': 'remove_image'}) self.dw.dc.images.return_value = self.fake_data['images'] self.dw.dc.remove_image.side_effect = docker_except self.assertRaises(docker_error.APIError, self.dw.remove_image) self.assertTrue(self.dw.changed) self.dw.module.fail_json.assert_called_once_with( failed=True, msg=("Server error") ) class TestVolume(base.BaseTestCase): def setUp(self): super(TestVolume, self).setUp() self.fake_data = copy.deepcopy(FAKE_DATA) self.volumes = { 'Volumes': [{'Driver': u'local', 'Labels': None, 'Mountpoint': '/var/lib/docker/volumes/nova_compute/_data', 'Name': 'nova_compute'}, {'Driver': 'local', 'Labels': None, 'Mountpoint': '/var/lib/docker/volumes/mariadb/_data', 'Name': 'mariadb'}] } def test_create_volume(self): self.dw = get_DockerWorker({'name': 'rabbitmq', 'action': 'create_volume'}) self.dw.dc.volumes.return_value = self.volumes self.dw.create_volume() self.dw.dc.volumes.assert_called_once_with() self.assertTrue(self.dw.changed) self.dw.dc.create_volume.assert_called_once_with( name='rabbitmq', driver='local') def test_create_volume_exists(self): self.dw = get_DockerWorker({'name': 'nova_compute', 'action': 'create_volume'}) self.dw.dc.volumes.return_value = self.volumes self.dw.create_volume() self.dw.dc.volumes.assert_called_once_with() self.assertFalse(self.dw.changed) def test_remove_volume(self): self.dw = get_DockerWorker({'name': 'nova_compute', 'action': 'remove_volume'}) self.dw.dc.volumes.return_value = self.volumes self.dw.remove_volume() self.assertTrue(self.dw.changed) self.dw.dc.remove_volume.assert_called_once_with(name='nova_compute') def test_remove_volume_not_exists(self): self.dw = get_DockerWorker({'name': 'rabbitmq', 'action': 'remove_volume'}) self.dw.dc.volumes.return_value = self.volumes self.dw.remove_volume() self.assertFalse(self.dw.changed) def test_remove_volume_exception(self): resp = mock.MagicMock() resp.status_code = 409 docker_except = docker_error.APIError('test error', resp) self.dw = get_DockerWorker({'name': 'nova_compute', 'action': 'remove_volume'}) self.dw.dc.volumes.return_value = self.volumes self.dw.dc.remove_volume.side_effect = docker_except self.assertRaises(docker_error.APIError, self.dw.remove_volume) self.assertTrue(self.dw.changed) self.dw.module.fail_json.assert_called_once_with( failed=True, msg="Volume named 'nova_compute' is currently in-use" ) class TestAttrComp(base.BaseTestCase): def setUp(self): super(TestAttrComp, self).setUp() self.fake_data = copy.deepcopy(FAKE_DATA) def test_compare_cap_add_neg(self): container_info = {'HostConfig': dict(CapAdd=['data'])} self.dw = get_DockerWorker({'cap_add': ['data']}) self.assertFalse(self.dw.compare_cap_add(container_info)) def test_compare_cap_add_pos(self): container_info = {'HostConfig': dict(CapAdd=['data1'])} self.dw = get_DockerWorker({'cap_add': ['data2']}) self.assertTrue(self.dw.compare_cap_add(container_info)) def test_compare_ipc_mode_neg(self): container_info = {'HostConfig': dict(IpcMode='data')} self.dw = get_DockerWorker({'ipc_mode': 'data'}) self.assertFalse(self.dw.compare_ipc_mode(container_info)) def test_compare_ipc_mode_pos(self): container_info = {'HostConfig': dict(IpcMode='data1')} self.dw = get_DockerWorker({'ipc_mode': 'data2'}) self.assertTrue(self.dw.compare_ipc_mode(container_info)) def test_compare_security_opt_neg(self): container_info = {'HostConfig': dict(SecurityOpt=['data'])} self.dw = get_DockerWorker({'security_opt': ['data']}) self.assertFalse(self.dw.compare_security_opt(container_info)) def test_compare_security_opt_pos(self): container_info = {'HostConfig': dict(SecurityOpt=['data1'])} self.dw = get_DockerWorker({'security_opt': ['data2']}) self.assertTrue(self.dw.compare_security_opt(container_info)) def test_compare_pid_mode_neg(self): container_info = {'HostConfig': dict(PidMode='host')} self.dw = get_DockerWorker({'pid_mode': 'host'}) self.assertFalse(self.dw.compare_pid_mode(container_info)) def test_compare_pid_mode_pos(self): container_info = {'HostConfig': dict(PidMode='host1')} self.dw = get_DockerWorker({'pid_mode': 'host2'}) self.assertTrue(self.dw.compare_pid_mode(container_info)) def test_compare_privileged_neg(self): container_info = {'HostConfig': dict(Privileged=True)} self.dw = get_DockerWorker({'privileged': True}) self.assertFalse(self.dw.compare_privileged(container_info)) def test_compare_privileged_pos(self): container_info = {'HostConfig': dict(Privileged=True)} self.dw = get_DockerWorker({'privileged': False}) self.assertTrue(self.dw.compare_privileged(container_info)) def test_compare_labels_neg(self): container_info = {'Config': dict(Labels={'kolla_version': '2.0.1'})} self.dw = get_DockerWorker({'labels': {'kolla_version': '2.0.1'}}) self.dw.check_image = mock.MagicMock(return_value=dict( Labels={'kolla_version': '2.0.1'})) self.assertFalse(self.dw.compare_labels(container_info)) def test_compare_labels_pos(self): container_info = {'Config': dict(Labels={'kolla_version': '1.0.1'})} self.dw = get_DockerWorker({'labels': {'kolla_version': '2.0.1'}}) self.dw.check_image = mock.MagicMock(return_value=dict( Labels={'kolla_version': '1.0.1'})) self.assertTrue(self.dw.compare_labels(container_info)) def test_compare_volumes_from_neg(self): container_info = {'HostConfig': dict(VolumesFrom=['777f7dc92da7'])} self.dw = get_DockerWorker({'volumes_from': ['777f7dc92da7']}) self.assertFalse(self.dw.compare_volumes_from(container_info)) def test_compare_volumes_from_post(self): container_info = {'HostConfig': dict(VolumesFrom=['777f7dc92da7'])} self.dw = get_DockerWorker({'volumes_from': ['ba8c0c54f0f2']}) self.assertTrue(self.dw.compare_volumes_from(container_info)) def test_compare_volumes_neg(self): container_info = { 'Config': dict(Volumes=['/var/log/kolla/']), 'HostConfig': dict(Binds=['kolla_logs:/var/log/kolla/:rw'])} self.dw = get_DockerWorker( {'volumes': ['kolla_logs:/var/log/kolla/:rw']}) self.assertFalse(self.dw.compare_volumes(container_info)) def test_compare_volumes_pos(self): container_info = { 'Config': dict(Volumes=['/var/log/kolla/']), 'HostConfig': dict(Binds=['kolla_logs:/var/log/kolla/:rw'])} self.dw = get_DockerWorker( {'volumes': ['/dev/:/dev/:rw']}) self.assertTrue(self.dw.compare_volumes(container_info)) def test_compare_environment_neg(self): container_info = {'Config': dict( Env=['KOLLA_CONFIG_STRATEGY=COPY_ALWAYS', 'KOLLA_BASE_DISTRO=ubuntu', 'KOLLA_INSTALL_TYPE=binary'] )} self.dw = get_DockerWorker({ 'environment': dict(KOLLA_CONFIG_STRATEGY='COPY_ALWAYS', KOLLA_BASE_DISTRO='ubuntu', KOLLA_INSTALL_TYPE='binary')}) self.assertFalse(self.dw.compare_environment(container_info)) def test_compare_environment_pos(self): container_info = {'Config': dict( Env=['KOLLA_CONFIG_STRATEGY=COPY_ALWAYS', 'KOLLA_BASE_DISTRO=ubuntu', 'KOLLA_INSTALL_TYPE=binary'] )} self.dw = get_DockerWorker({ 'environment': dict(KOLLA_CONFIG_STRATEGY='COPY_ALWAYS', KOLLA_BASE_DISTRO='centos', KOLLA_INSTALL_TYPE='binary')}) self.assertTrue(self.dw.compare_environment(container_info)) def test_compare_container_state_neg(self): container_info = {'State': dict(Status='running')} self.dw = get_DockerWorker({'state': 'running'}) self.assertFalse(self.dw.compare_container_state(container_info)) def test_compare_dimensions_pos(self): self.fake_data['params']['dimensions'] = { 'blkio_weight': 10, 'mem_limit': 30} container_info = dict() container_info['HostConfig'] = { 'CpuPeriod': 0, 'KernelMemory': 0, 'Memory': 0, 'CpuQuota': 0, 'CpusetCpus': '', 'CpuShares': 0, 'BlkioWeight': 0, 'CpusetMems': '', 'MemorySwap': 0, 'MemoryReservation': 0, 'Ulimits': []} self.dw = get_DockerWorker(self.fake_data['params']) self.assertTrue(self.dw.compare_dimensions(container_info)) def test_compare_dimensions_neg(self): self.fake_data['params']['dimensions'] = { 'blkio_weight': 10} container_info = dict() container_info['HostConfig'] = { 'CpuPeriod': 0, 'KernelMemory': 0, 'Memory': 0, 'CpuQuota': 0, 'CpusetCpus': '', 'CpuShares': 0, 'BlkioWeight': 10, 'CpusetMems': '', 'MemorySwap': 0, 'MemoryReservation': 0, 'Ulimits': []} self.dw = get_DockerWorker(self.fake_data['params']) self.assertFalse(self.dw.compare_dimensions(container_info)) def test_compare_wrong_dimensions(self): self.fake_data['params']['dimensions'] = { 'blki_weight': 0} container_info = dict() container_info['HostConfig'] = { 'CpuPeriod': 0, 'KernelMemory': 0, 'Memory': 0, 'CpuQuota': 0, 'CpusetCpus': '', 'CpuShares': 0, 'BlkioWeight': 0, 'CpusetMems': '', 'MemorySwap': 0, 'MemoryReservation': 0, 'Ulimits': []} self.dw = get_DockerWorker(self.fake_data['params']) self.dw.compare_dimensions(container_info) self.dw.module.exit_json.assert_called_once_with( failed=True, msg=repr("Unsupported dimensions"), unsupported_dimensions=set(['blki_weight'])) def test_compare_empty_dimensions(self): self.fake_data['params']['dimensions'] = dict() container_info = dict() container_info['HostConfig'] = { 'CpuPeriod': 0, 'KernelMemory': 0, 'Memory': 0, 'CpuQuota': 0, 'CpusetCpus': '1', 'CpuShares': 0, 'BlkioWeight': 0, 'CpusetMems': '', 'MemorySwap': 0, 'MemoryReservation': 0, 'Ulimits': []} self.dw = get_DockerWorker(self.fake_data['params']) self.assertTrue(self.dw.compare_dimensions(container_info)) def test_compare_dimensions_removed_and_changed(self): self.fake_data['params']['dimensions'] = { 'mem_reservation': 10} container_info = dict() # Here mem_limit and mem_reservation are already present # Now we are updating only 'mem_reservation'. # Ideally it should return True stating that the docker # dimensions have been changed. container_info['HostConfig'] = { 'CpuPeriod': 0, 'KernelMemory': 0, 'Memory': 10, 'CpuQuota': 0, 'CpusetCpus': '', 'CpuShares': 0, 'BlkioWeight': 0, 'CpusetMems': '', 'MemorySwap': 0, 'MemoryReservation': 10, 'Ulimits': []} self.dw = get_DockerWorker(self.fake_data['params']) self.assertTrue(self.dw.compare_dimensions(container_info)) def test_compare_dimensions_explicit_default(self): self.fake_data['params']['dimensions'] = { 'mem_reservation': 0} container_info = dict() # Here mem_limit and mem_reservation are already present # Now we are updating only 'mem_reservation'. # Ideally it should return True stating that the docker # dimensions have been changed. container_info['HostConfig'] = { 'CpuPeriod': 0, 'KernelMemory': 0, 'Memory': 0, 'CpuQuota': 0, 'CpusetCpus': '', 'CpuShares': 0, 'BlkioWeight': 0, 'CpusetMems': '', 'MemorySwap': 0, 'MemoryReservation': 0, 'Ulimits': []} self.dw = get_DockerWorker(self.fake_data['params']) self.assertFalse(self.dw.compare_dimensions(container_info)) def test_compare_container_state_pos(self): container_info = {'State': dict(Status='running')} self.dw = get_DockerWorker({'state': 'exited'}) self.assertTrue(self.dw.compare_container_state(container_info)) def test_compare_ulimits_pos(self): self.fake_data['params']['dimensions'] = { 'ulimits': {'nofile': {'soft': 131072, 'hard': 131072}}} container_info = dict() container_info['HostConfig'] = { 'CpuPeriod': 0, 'KernelMemory': 0, 'Memory': 0, 'CpuQuota': 0, 'CpusetCpus': '', 'CpuShares': 0, 'BlkioWeight': 0, 'CpusetMems': '', 'MemorySwap': 0, 'MemoryReservation': 0, 'Ulimits': []} self.dw = get_DockerWorker(self.fake_data['params']) self.assertTrue(self.dw.compare_dimensions(container_info)) def test_compare_ulimits_neg(self): self.fake_data['params']['dimensions'] = { 'ulimits': {'nofile': {'soft': 131072, 'hard': 131072}}} ulimits_nofile = Ulimit(name='nofile', soft=131072, hard=131072) container_info = dict() container_info['HostConfig'] = { 'CpuPeriod': 0, 'KernelMemory': 0, 'Memory': 0, 'CpuQuota': 0, 'CpusetCpus': '', 'CpuShares': 0, 'BlkioWeight': 0, 'CpusetMems': '', 'MemorySwap': 0, 'MemoryReservation': 0, 'Ulimits': [ulimits_nofile]} self.dw = get_DockerWorker(self.fake_data['params']) self.assertFalse(self.dw.compare_dimensions(container_info))