3 # Copyright (c) 2020 Orange and others.
5 # All rights reserved. This program and the accompanying materials
6 # are made available under the terms of the Apache License, Version 2.0
7 # which accompanies this distribution, and is available at
8 # http://www.apache.org/licenses/LICENSE-2.0
10 """Deploy and test Clearwater vIMS using Kubernetes"""
17 from kubernetes import client
18 from kubernetes import config
19 from kubernetes import watch
22 from xtesting.core import testcase
25 class Vims(testcase.TestCase):
26 """Deploy and test Clearwater vIMS using Kubernetes
28 It leverage on the Python kubernetes client to apply operation proposed by
31 See https://github.com/Metaswitch/clearwater-docker for more details
34 zone = 'default.svc.cluster.local'
36 metadata_name = "env-vars"
37 test_image_name = "ollivier/clearwater-live-test:latest"
38 test_container_name = "live-test"
40 __logger = logging.getLogger(__name__)
43 "astaire", "bono", "cassandra", "chronos", "ellis", "etcd", "homer",
44 "homestead", "homestead-prov", "ralf", "sprout"]
46 def __init__(self, **kwargs):
47 super(Vims, self).__init__(**kwargs)
48 config.load_kube_config()
49 self.corev1 = client.CoreV1Api()
50 self.appsv1 = client.AppsV1Api()
51 self.output_log_name = 'functest-kubernetes.log'
52 self.output_debug_log_name = 'functest-kubernetes.debug.log'
55 """Deploy vIMS as proposed by clearwater-docker
57 It leverages on unofficial Clearwater dockers as proposed in the
60 See https://github.com/Metaswitch/clearwater-docker for more details
62 metadata = client.V1ObjectMeta(
63 name=self.metadata_name, namespace=self.namespace)
64 body = client.V1ConfigMap(
66 data={"ADDITIONAL_SHARED_CONFIG": "", "ZONE": self.zone})
67 api_response = self.corev1.create_namespaced_config_map(
68 self.namespace, body=body)
69 self.__logger.debug("create_namespaced_config_map: %s", api_response)
70 for deployment in self.deployment_list:
71 with open(pkg_resources.resource_filename(
72 'functest_kubernetes',
73 'ims/{}-depl.yaml'.format(deployment))) as yfile:
74 body = yaml.safe_load(yfile)
75 resp = self.appsv1.create_namespaced_deployment(
76 body=body, namespace="default")
77 self.__logger.info("Deployment %s created", resp.metadata.name)
79 "create_namespaced_deployment: %s", api_response)
80 for service in self.deployment_list:
81 with open(pkg_resources.resource_filename(
82 'functest_kubernetes',
83 'ims/{}-svc.yaml'.format(service))) as yfile:
84 body = yaml.safe_load(yfile)
85 resp = self.corev1.create_namespaced_service(
86 body=body, namespace="default")
87 self.__logger.info("Service %s created", resp.metadata.name)
89 "create_namespaced_service: %s", api_response)
90 status = self.deployment_list.copy()
91 watch_deployment = watch.Watch()
92 for event in watch_deployment.stream(
93 func=self.appsv1.list_namespaced_deployment,
94 namespace=self.namespace, timeout_seconds=self.watch_timeout):
95 self.__logger.debug(event)
96 if event["object"].status.ready_replicas == 1:
97 if event['object'].metadata.name in status:
98 status.remove(event['object'].metadata.name)
100 "%s started in %0.2f sec",
101 event['object'].metadata.name,
102 time.time()-self.start_time)
104 watch_deployment.stop()
105 self.result = 1/2 * 100
108 """Test vIMS as proposed by clearwater-live-test
110 It leverages on an unofficial Clearwater docker to allow testing from
111 the Kubernetes cluster.
113 See https://github.com/Metaswitch/clearwater-live-test for more details
115 container = client.V1Container(
116 name=self.test_container_name, image=self.test_image_name)
117 spec = client.V1PodSpec(containers=[container], restart_policy="Never")
118 metadata = client.V1ObjectMeta(name=self.test_container_name)
119 body = client.V1Pod(metadata=metadata, spec=spec)
120 api_response = self.corev1.create_namespaced_pod(self.namespace, body)
121 watch_deployment = watch.Watch()
122 for event in watch_deployment.stream(
123 func=self.corev1.list_namespaced_pod,
124 namespace=self.namespace, timeout_seconds=self.watch_timeout):
125 self.__logger.debug(event)
126 if event["object"].metadata.name == self.test_container_name:
127 if (event["object"].status.phase == 'Succeeded'
128 or event["object"].status.phase == 'Failed'):
129 watch_deployment.stop()
130 api_response = self.corev1.read_namespaced_pod_log(
131 name=self.test_container_name, namespace=self.namespace)
132 self.__logger.info(api_response)
133 vims_test_result = {}
136 r'^(\d+) failures out of (\d+) tests run.*\n'
137 r'(\d+) tests skipped$', api_response,
138 re.MULTILINE | re.DOTALL)
140 vims_test_result["failures"] = int(grp.group(1))
141 vims_test_result["total"] = int(grp.group(2))
142 vims_test_result["skipped"] = int(grp.group(3))
143 vims_test_result['passed'] = (
144 int(grp.group(2)) - int(grp.group(3)) - int(grp.group(1)))
145 if vims_test_result['total'] - vims_test_result['skipped'] > 0:
146 vnf_test_rate = vims_test_result['passed'] / (
147 vims_test_result['total'] - vims_test_result['skipped'])
150 self.result += 1/2 * 100 * vnf_test_rate
151 except Exception: # pylint: disable=broad-except
152 self.__logger.exception("Cannot parse live tests results")
154 def run(self, **kwargs):
155 self.start_time = time.time()
159 except client.rest.ApiException:
160 self.__logger.exception("Cannot deploy and test vIms")
161 self.stop_time = time.time()
165 api_response = self.corev1.delete_namespaced_config_map(
166 name=self.metadata_name, namespace=self.namespace)
168 "delete_namespaced_config_map: %s", api_response)
169 except client.rest.ApiException:
172 api_response = self.corev1.delete_namespaced_pod(
173 name=self.test_container_name, namespace=self.namespace)
174 self.__logger.debug("delete_namespaced_pod: %s", api_response)
175 except client.rest.ApiException:
177 for deployment in self.deployment_list:
179 api_response = self.appsv1.delete_namespaced_deployment(
180 name=deployment, namespace=self.namespace)
182 "delete_namespaced_deployment: %s", api_response)
183 except client.rest.ApiException:
186 api_response = self.corev1.delete_namespaced_service(
187 name=deployment, namespace=self.namespace)
189 "delete_namespaced_service: %s", api_response)
190 except client.rest.ApiException: