def test_reconcile_pods(self, mock_uuid): mock_uuid.return_value = self.static_uuid path = sys.path[ 0] + '/tests/kubernetes/pod_generator_base_with_secrets.yaml' base_pod = PodGenerator(pod_template_file=path, extract_xcom=False).gen_pod() mutator_pod = k8s.V1Pod( metadata=k8s.V1ObjectMeta( name="name2", labels={"bar": "baz"}, ), spec=k8s.V1PodSpec( containers=[ k8s.V1Container( image='', name='name', command=['/bin/command2.sh', 'arg2'], volume_mounts=[ k8s.V1VolumeMount( mount_path="/foo/", name="example-kubernetes-test-volume2") ], ) ], volumes=[ k8s.V1Volume( host_path=k8s.V1HostPathVolumeSource(path="/tmp/"), name="example-kubernetes-test-volume2", ) ], ), ) result = PodGenerator.reconcile_pods(base_pod, mutator_pod) expected: k8s.V1Pod = self.expected expected.metadata.name = "name2" expected.metadata.labels['bar'] = 'baz' expected.spec.volumes = expected.spec.volumes or [] expected.spec.volumes.append( k8s.V1Volume(host_path=k8s.V1HostPathVolumeSource(path="/tmp/"), name="example-kubernetes-test-volume2")) base_container: k8s.V1Container = expected.spec.containers[0] base_container.command = ['/bin/command2.sh', 'arg2'] base_container.volume_mounts = [ k8s.V1VolumeMount(mount_path="/foo/", name="example-kubernetes-test-volume2") ] base_container.name = "name" expected.spec.containers[0] = base_container result_dict = self.k8s_client.sanitize_for_serialization(result) expected_dict = self.k8s_client.sanitize_for_serialization(expected) assert result_dict == expected_dict
def _construct_volume(name, claim, host) -> k8s.V1Volume: volume = k8s.V1Volume(name=name) if claim: volume.persistent_volume_claim = k8s.V1PersistentVolumeClaimVolumeSource( claim_name=claim) elif host: volume.host_path = k8s.V1HostPathVolumeSource(path=host, type='') else: volume.empty_dir = {} return volume
def test_from_obj(self): result = PodGenerator.from_obj( { "pod_override": k8s.V1Pod( api_version="v1", kind="Pod", metadata=k8s.V1ObjectMeta(name="foo", annotations={"test": "annotation"}), spec=k8s.V1PodSpec( containers=[ k8s.V1Container( name="base", volume_mounts=[ k8s.V1VolumeMount( mount_path="/foo/", name="example-kubernetes-test-volume" ) ], ) ], volumes=[ k8s.V1Volume( name="example-kubernetes-test-volume", host_path=k8s.V1HostPathVolumeSource(path="/tmp/"), ) ], ), ) } ) result = self.k8s_client.sanitize_for_serialization(result) assert { 'apiVersion': 'v1', 'kind': 'Pod', 'metadata': { 'name': 'foo', 'annotations': {'test': 'annotation'}, }, 'spec': { 'containers': [ { 'name': 'base', 'volumeMounts': [{'mountPath': '/foo/', 'name': 'example-kubernetes-test-volume'}], } ], 'volumes': [{'hostPath': {'path': '/tmp/'}, 'name': 'example-kubernetes-test-volume'}], }, } == result result = PodGenerator.from_obj( { "KubernetesExecutor": { "annotations": {"test": "annotation"}, "volumes": [ { "name": "example-kubernetes-test-volume", "hostPath": {"path": "/tmp/"}, }, ], "volume_mounts": [ { "mountPath": "/foo/", "name": "example-kubernetes-test-volume", }, ], } } ) result_from_pod = PodGenerator.from_obj( { "pod_override": k8s.V1Pod( metadata=k8s.V1ObjectMeta(annotations={"test": "annotation"}), spec=k8s.V1PodSpec( containers=[ k8s.V1Container( name="base", volume_mounts=[ k8s.V1VolumeMount( name="example-kubernetes-test-volume", mount_path="/foo/" ) ], ) ], volumes=[k8s.V1Volume(name="example-kubernetes-test-volume", host_path="/tmp/")], ), ) } ) result = self.k8s_client.sanitize_for_serialization(result) result_from_pod = self.k8s_client.sanitize_for_serialization(result_from_pod) expected_from_pod = { 'metadata': {'annotations': {'test': 'annotation'}}, 'spec': { 'containers': [ { 'name': 'base', 'volumeMounts': [{'mountPath': '/foo/', 'name': 'example-kubernetes-test-volume'}], } ], 'volumes': [{'hostPath': '/tmp/', 'name': 'example-kubernetes-test-volume'}], }, } assert ( result_from_pod == expected_from_pod ), "There was a discrepency between KubernetesExecutor and pod_override" assert { 'apiVersion': 'v1', 'kind': 'Pod', 'metadata': { 'annotations': {'test': 'annotation'}, }, 'spec': { 'containers': [ { 'args': [], 'command': [], 'env': [], 'envFrom': [], 'name': 'base', 'ports': [], 'volumeMounts': [{'mountPath': '/foo/', 'name': 'example-kubernetes-test-volume'}], } ], 'hostNetwork': False, 'imagePullSecrets': [], 'volumes': [{'hostPath': {'path': '/tmp/'}, 'name': 'example-kubernetes-test-volume'}], }, } == result
"pod_override": k8s.V1Pod(spec=k8s.V1PodSpec( containers=[ k8s.V1Container( name="base", volume_mounts=[ k8s.V1VolumeMount( mount_path="/foo/", name="example-kubernetes-test-volume") ], ) ], volumes=[ k8s.V1Volume( name="example-kubernetes-test-volume", host_path=k8s.V1HostPathVolumeSource(path="/tmp/"), ) ], )), } @task(executor_config=executor_config_volume_mount) def test_volume_mount(): """ Tests whether the volume has been mounted. """ with open('/foo/volume_mount_test.txt', 'w') as foo: foo.write('Hello') return_code = os.system("cat /foo/volume_mount_test.txt") if return_code != 0: