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How to use get_current_container_id method in localstack

Best Python code snippet using localstack_python

test_helper.py

Source:test_helper.py

...30        os.remove('/tmp/docker_helper_test_config')31        os.remove('/tmp/docker_helper_test_config_multi')32    @unittest.skipUnless(os.path.exists('/proc/self/cgroup'), 'Not running in a container')33    def test_container_id(self):34        self.assertIsNotNone(helper.get_current_container_id())35        36        for digit in helper.get_current_container_id():37            self.assertIn(digit, 'abcdef0123456789')38    def test_mock_container_id(self):39        with tempfile.NamedTemporaryFile(mode='w') as tmp:40            tmp.write("""4110:perf_event:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf429:cpuset:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf438:pids:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf447:devices:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf456:net_cls,net_prio:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf465:blkio:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf474:freezer:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf483:memory:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf492:cpu,cpuacct:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf501:name=systemd:/docker/0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf51            """)52            tmp.flush()53            self.assertEqual(54                helper.get_current_container_id(read_from=tmp.name),55                '0aefd0c98f1af9b7fd5c09d576e5840ee9e798136b4a953b001587b1f0496adf'56            )57    def test_mock_container_id_with_cgroup_parent(self):58        with tempfile.NamedTemporaryFile(mode='w') as tmp:59            tmp.write("""6010:perf_event:/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53619:cpuset:/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53628:pids:/system.slice/docker.service/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53637:devices:/system.slice/docker.service/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53646:net_cls,net_prio:/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53655:blkio:/system.slice/docker.service/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53664:freezer:/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53673:memory:/system.slice/docker.service/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53682:cpu,cpuacct:/system.slice/docker.service/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53691:name=systemd:/system.slice/docker.service/custom-cgroup/48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd5370            """)71            tmp.flush()72            self.assertEqual(73                helper.get_current_container_id(read_from=tmp.name),74                '48b20f6cb5ea9d19407984994b312e85cfa4fce2fe5aac7d0b9e38ce86d9bd53'75            )76    def test_configuration(self):77        os.environ['CONF_B'] = 'env=value=B'78        os.environ['CONF_C'] = 'env=value=C'79        os.environ['TEST_ENV'] = 'testing'80        81        rc = helper.read_configuration82        self.assertEqual(rc('CONF_A', '/tmp/docker_helper_test_config_multi'), 'config-A')83        self.assertEqual(rc('CONF_B', '/tmp/docker_helper_test_config_multi'), 'config=B')84        self.assertEqual(rc('CONF_C', '/tmp/docker_helper_test_config_multi'), 'env=value=C')85        self.assertEqual(rc('CONF_C', '/tmp/docker_helper_test_config_multi', fallback_to_env=False), None)86        self.assertEqual(rc('CONF_C', '/tmp/docker_helper_test_config_multi', default='default', fallback_to_env=False), 'default')87        self.assertEqual(rc('CONF_D', default='x'), 'x')...

resources.py

Source:resources.py

...53                matching.append(container)54        return matching55    @property56    def self(self):57        self_id = get_current_container_id()58        if self_id:59            return self.matching(self_id).first_value60class ServiceList(ResourceList):61    def _matching(self, target):62        for matching_resource in super(ServiceList, self)._matching(target):63            yield matching_resource64        for service in self:65            if 'com.docker.stack.namespace' in service.labels:66                if service.name == '%s_%s' % (service.labels['com.docker.stack.namespace'], target):67                    yield service68    @property69    def self(self):70        self_id = get_current_container_id()71        for service in self:72            if service.tasks.matching(self_id):73                return service74class TaskList(ResourceList):75    def _matching(self, target):76        for matching_resource in super(TaskList, self)._matching(target):77            yield matching_resource78        for task in self:79            if target == task.container_id:80                yield task81            # check swarm services82            if target == task.service_id:83                yield task84            service_name = task.labels.get('com.docker.swarm.service.name')85            if service_name:86                if target == service_name:87                    yield task88                if 'com.docker.stack.namespace' in task.labels:89                    if service_name == '%s_%s' % (task.labels['com.docker.stack.namespace'], target):90                        yield task91    def with_status(self, status):92        return type(self)(task for task in self if task.status.lower() == status.lower())93    @property94    def self(self):95        self_id = get_current_container_id()96        if self_id:97            return self.matching(self_id).first_value98class NetworkList(ResourceList):99    def _matching(self, target):100        for matching_resource in super(NetworkList, self)._matching(target):101            yield matching_resource102        if isinstance(target, NetworkList):103            target_network_ids = set(n.id for n in target)104        elif hasattr(target, 'networks') and target.networks:105            target_network_ids = set(n.id for n in target.networks)106        elif hasattr(target, 'id'):107            target_network_ids = {target.id}108        else:109            return...

docker_utils.py

Source:docker_utils.py

...30            config.LEGACY_DOCKER_CLIENT,31            is_docker_sdk_installed(),32        )33        return SdkDockerClient()34def get_current_container_id() -> str:35    """36    Returns the ID of the current container, or raises a ValueError if we're not in docker.37    :return: the ID of the current container38    """39    if not config.is_in_docker:40        raise ValueError("not in docker")41    container_id = platform.node()42    if not container_id:43        raise OSError("no hostname returned to use as container id")44    return container_id45def inspect_current_container_mounts() -> List[VolumeInfo]:46    return DOCKER_CLIENT.inspect_container_volumes(get_current_container_id())47@functools.lru_cache()48def get_default_volume_dir_mount() -> Optional[VolumeInfo]:49    """50    Returns the volume information of LocalStack's DEFAULT_VOLUME_DIR (/var/lib/localstack), if mounted,51    else it returns None. If we're not currently in docker a VauleError is raised. in a container, a ValueError is52    raised.53    :return: the volume info of the default volume dir or None54    """55    for volume in inspect_current_container_mounts():56        if volume.destination.rstrip("/") == DEFAULT_VOLUME_DIR:57            return volume58    return None...

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