Deploy Clearwater IMS using Kubernetes

The new testcase "k8s_vims" deploys and tests Clearwater IMS using
Kubernetes. It follows the procedures proposed by clearwater-docker [1].

[1] https://github.com/Metaswitch/clearwater-docker

Change-Id: I2fe3cd03a5dedfc61fbab294c53b4bc0b0fa70be
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
(cherry picked from commit 080d2414682d5fecea8c01640e2e5971278fe19d)

24 files changed, 887 insertions, 0 deletions

diff --git a/functest_kubernetes/ims/__init__.py b/functest_kubernetes/ims/__init__.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/functest_kubernetes/ims/__init__.py
diff --git a/functest_kubernetes/ims/astaire-depl.yaml b/functest_kubernetes/ims/astaire-depl.yaml
new file mode 100644
index 00000000..288f6ab8
--- /dev/null
+++ b/functest_kubernetes/ims/astaire-depl.yaml
@@ -0,0 +1,58 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: astaire
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: astaire
+  template:
+    metadata:
+      labels:
+        service: astaire
+    spec:
+      terminationGracePeriodSeconds: 120
+      containers:
+      - image: "ollivier/clearwater-astaire:latest"
+        imagePullPolicy: Always
+        name: astaire
+        ports:
+        - containerPort: 22
+        - containerPort: 11211
+        - containerPort: 11311
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          tcpSocket:
+            port: 11311
+          periodSeconds: 10
+          failureThreshold: 9
+        readinessProbe:
+          tcpSocket:
+            port: 11311
+        volumeMounts:
+        - name: astairelogs
+          mountPath: /var/log/astaire
+        lifecycle:
+          preStop:
+            exec:
+              command: ["/bin/bash", "-c", "/usr/bin/pre-stop"]
+      - image: busybox
+        name: tailer
+        command: [ "tail", "-F", "/var/log/astaire/astaire_current.txt" ]
+        volumeMounts:
+        - name: astairelogs
+          mountPath: /var/log/astaire
+      volumes:
+      - name: astairelogs
+        emptyDir: {}
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/astaire-svc.yaml b/functest_kubernetes/ims/astaire-svc.yaml
new file mode 100644
index 00000000..2e2c8715
--- /dev/null
+++ b/functest_kubernetes/ims/astaire-svc.yaml
@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: astaire
+spec:
+  ports:
+  - name: "11311"
+    port: 11311
+  selector:
+    service: astaire
+  clusterIP: None
diff --git a/functest_kubernetes/ims/bono-depl.yaml b/functest_kubernetes/ims/bono-depl.yaml
new file mode 100644
index 00000000..a6fe2f9e
--- /dev/null
+++ b/functest_kubernetes/ims/bono-depl.yaml
@@ -0,0 +1,65 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: bono
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: bono
+  template:
+    metadata:
+      labels:
+        service: bono
+        snmp: enabled
+    spec:
+      containers:
+      - image: "ollivier/clearwater-bono:latest"
+        imagePullPolicy: Always
+        name: bono
+        ports:
+        - containerPort: 22
+        - containerPort: 3478
+        - containerPort: 5060
+        - containerPort: 5062
+        - containerPort: 5060
+          protocol: "UDP"
+        - containerPort: 5062
+          protocol: "UDP"
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          exec:
+            command: ["nc", "-z", "-w", "5", "127.0.0.1", "5060"]
+          initialDelaySeconds: 30
+        readinessProbe:
+          tcpSocket:
+            port: 5060
+        livenessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/kubernetes/liveness.sh", "3478 5060 5062"]
+          initialDelaySeconds: 30
+        readinessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/kubernetes/liveness.sh", "3478 5060 5062"]
+        volumeMounts:
+        - name: bonologs
+          mountPath: /var/log/bono
+      - image: busybox
+        name: tailer
+        command: [ "tail", "-F", "/var/log/bono/bono_current.txt" ]
+        volumeMounts:
+        - name: bonologs
+          mountPath: /var/log/bono
+      volumes:
+      - name: bonologs
+        emptyDir: {}
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/bono-svc.yaml b/functest_kubernetes/ims/bono-svc.yaml
new file mode 100644
index 00000000..8220ccd0
--- /dev/null
+++ b/functest_kubernetes/ims/bono-svc.yaml
@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: bono
+spec:
+  clusterIP: None
+  ports:
+  - name: "3478"
+    port: 3478
+  - name: "5060"
+    port: 5060
+  - name: "5062"
+    port: 5062
+  selector:
+    service: bono
diff --git a/functest_kubernetes/ims/cassandra-depl.yaml b/functest_kubernetes/ims/cassandra-depl.yaml
new file mode 100644
index 00000000..053bd3f3
--- /dev/null
+++ b/functest_kubernetes/ims/cassandra-depl.yaml
@@ -0,0 +1,42 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: cassandra
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: cassandra
+  template:
+    metadata:
+      labels:
+        service: cassandra
+    spec:
+      containers:
+      - image: "ollivier/clearwater-cassandra:latest"
+        imagePullPolicy: Always
+        name: cassandra
+        ports:
+        - containerPort: 22
+        - containerPort: 7001
+        - containerPort: 9042
+        - containerPort: 9160
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/kubernetes/liveness.sh", "7000 9042 9160"]
+          # Cassandra can take a very, very long time to start up
+          initialDelaySeconds: 600
+        readinessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/kubernetes/liveness.sh", "7000 9042 9160"]
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/cassandra-svc.yaml b/functest_kubernetes/ims/cassandra-svc.yaml
new file mode 100644
index 00000000..dbaa3c0c
--- /dev/null
+++ b/functest_kubernetes/ims/cassandra-svc.yaml
@@ -0,0 +1,17 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: cassandra
+spec:
+  ports:
+  - name: "7001"
+    port: 7001
+  - name: "7000"
+    port: 7000
+  - name: "9042"
+    port: 9042
+  - name: "9160"
+    port: 9160
+  selector:
+    service: cassandra
+  clusterIP: None
diff --git a/functest_kubernetes/ims/chronos-depl.yaml b/functest_kubernetes/ims/chronos-depl.yaml
new file mode 100644
index 00000000..e5ec00c1
--- /dev/null
+++ b/functest_kubernetes/ims/chronos-depl.yaml
@@ -0,0 +1,59 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  labels:
+    service: chronos
+  name: chronos
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: chronos
+  template:
+    metadata:
+      labels:
+        service: chronos
+    spec:
+      terminationGracePeriodSeconds: 120
+      containers:
+      - image: "ollivier/clearwater-chronos:latest"
+        imagePullPolicy: Always
+        name: chronos
+        ports:
+        - containerPort: 22
+        - containerPort: 7253
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          tcpSocket:
+            port: 7253
+          periodSeconds: 10
+          failureThreshold: 9
+        readinessProbe:
+          tcpSocket:
+            port: 7253
+        volumeMounts:
+        - name: chronoslogs
+          mountPath: /var/log/chronos
+        lifecycle:
+          preStop:
+            exec:
+              command: ["/bin/bash", "-c", "/usr/bin/pre-stop"]
+      - image: busybox
+        name: tailer
+        command: [ "tail", "-F", "/var/log/chronos/chronos_current.txt" ]
+        volumeMounts:
+        - name: chronoslogs
+          mountPath: /var/log/chronos
+      volumes:
+      - name: chronoslogs
+        emptyDir: {}
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/chronos-svc.yaml b/functest_kubernetes/ims/chronos-svc.yaml
new file mode 100644
index 00000000..0c421260
--- /dev/null
+++ b/functest_kubernetes/ims/chronos-svc.yaml
@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: chronos
+spec:
+  ports:
+  - name: "7253"
+    port: 7253
+  selector:
+    service: chronos
+  clusterIP: None
diff --git a/functest_kubernetes/ims/ellis-depl.yaml b/functest_kubernetes/ims/ellis-depl.yaml
new file mode 100644
index 00000000..694c813a
--- /dev/null
+++ b/functest_kubernetes/ims/ellis-depl.yaml
@@ -0,0 +1,39 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: ellis
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: ellis
+  template:
+    metadata:
+      labels:
+        service: ellis
+    spec:
+      containers:
+      - image: "ollivier/clearwater-ellis:latest"
+        imagePullPolicy: Always
+        name: ellis
+        ports:
+        - containerPort: 22
+        - containerPort: 80
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          tcpSocket:
+            port: 80
+          initialDelaySeconds: 30
+        readinessProbe:
+          tcpSocket:
+            port: 80
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/ellis-svc.yaml b/functest_kubernetes/ims/ellis-svc.yaml
new file mode 100644
index 00000000..53376317
--- /dev/null
+++ b/functest_kubernetes/ims/ellis-svc.yaml
@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: ellis
+spec:
+  clusterIP: None
+  ports:
+  - name: "http"
+    port: 80
+  selector:
+    service: ellis
diff --git a/functest_kubernetes/ims/etcd-depl.yaml b/functest_kubernetes/ims/etcd-depl.yaml
new file mode 100644
index 00000000..c9e628ff
--- /dev/null
+++ b/functest_kubernetes/ims/etcd-depl.yaml
@@ -0,0 +1,63 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: etcd
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      instance-type: etcd-pod
+  template:
+    metadata:
+      creationTimestamp: null
+      labels:
+        instance-type: etcd-pod
+    spec:
+      containers:
+      - args:
+        - --name
+        - $(MY_POD_NAME)
+        - --advertise-client-urls
+        - http://$(MY_POD_IP):2379,http://$(MY_POD_IP):4001
+        - --listen-client-urls
+        - http://0.0.0.0:2379,http://0.0.0.0:4001
+        - --initial-advertise-peer-urls
+        - http://$(MY_POD_IP):2380
+        - --listen-peer-urls
+        - http://0.0.0.0:2380
+        # By default use a single pod cluster
+        - --initial-cluster
+        - $(MY_POD_NAME)=http://$(MY_POD_IP):2380
+        # Alternatively multi-pod clusters can be supported Using central discvovery.  Run e.g.
+        #   curl https://discovery.etcd.io/new?size=3 | sed s/https/http/
+        # to get a discovery URL for a 3 pod cluster, substitute the returned value below, and
+        # set replicas: 3 above.
+        #- --discovery
+        #- <URL returned by command above>
+        - --initial-cluster-state
+        - new
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        - name: MY_POD_NAME
+          valueFrom:
+            fieldRef:
+              fieldPath: metadata.name
+        image: quay.io/coreos/etcd:v2.2.5
+        name: etcd
+        ports:
+        - containerPort: 2379
+        - containerPort: 2380
+        - containerPort: 4001
+        livenessProbe:
+          tcpSocket:
+            port: 4001
+          initialDelaySeconds: 300
+        readinessProbe:
+          tcpSocket:
+            port: 4001
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/etcd-svc.yaml b/functest_kubernetes/ims/etcd-svc.yaml
new file mode 100644
index 00000000..2df5b164
--- /dev/null
+++ b/functest_kubernetes/ims/etcd-svc.yaml
@@ -0,0 +1,17 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: etcd
+  labels:
+    instance-type: etcd-pod
+spec:
+  ports:
+  - name: "etcd-client"
+    port: 2379
+  - name: "etcd-server"
+    port: 2380
+  - name: "4001"
+    port: 4001
+  selector:
+    instance-type: etcd-pod
+  clusterIP: None
diff --git a/functest_kubernetes/ims/homer-depl.yaml b/functest_kubernetes/ims/homer-depl.yaml
new file mode 100644
index 00000000..f202ebab
--- /dev/null
+++ b/functest_kubernetes/ims/homer-depl.yaml
@@ -0,0 +1,39 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: homer
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: homer
+  template:
+    metadata:
+      labels:
+        service: homer
+    spec:
+      containers:
+      - image: "ollivier/clearwater-homer:latest"
+        imagePullPolicy: Always
+        name: homer
+        ports:
+        - containerPort: 22
+        - containerPort: 7888
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          tcpSocket:
+            port: 7888
+          initialDelaySeconds: 30
+        readinessProbe:
+          tcpSocket:
+            port: 7888
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/homer-svc.yaml b/functest_kubernetes/ims/homer-svc.yaml
new file mode 100644
index 00000000..72fda055
--- /dev/null
+++ b/functest_kubernetes/ims/homer-svc.yaml
@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: homer
+spec:
+  ports:
+  - name: "7888"
+    port: 7888
+  selector:
+    service: homer
+  clusterIP: None
diff --git a/functest_kubernetes/ims/homestead-depl.yaml b/functest_kubernetes/ims/homestead-depl.yaml
new file mode 100644
index 00000000..2c447635
--- /dev/null
+++ b/functest_kubernetes/ims/homestead-depl.yaml
@@ -0,0 +1,52 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: homestead
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: homestead
+  template:
+    metadata:
+      labels:
+        service: homestead
+        snmp: enabled
+    spec:
+      containers:
+      - image: "ollivier/clearwater-homestead:latest"
+        imagePullPolicy: Always
+        name: homestead
+        ports:
+        - containerPort: 22
+        - containerPort: 8888
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/kubernetes/liveness.sh", "8888"]
+          initialDelaySeconds: 60
+        readinessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/kubernetes/liveness.sh", "8888"]
+        volumeMounts:
+        - name: homesteadlogs
+          mountPath: /var/log/homestead
+      - image: busybox
+        name: tailer
+        command: [ "tail", "-F", "/var/log/homestead/homestead_current.txt" ]
+        volumeMounts:
+        - name: homesteadlogs
+          mountPath: /var/log/homestead
+      volumes:
+      - name: homesteadlogs
+        emptyDir: {}
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/homestead-prov-depl.yaml b/functest_kubernetes/ims/homestead-prov-depl.yaml
new file mode 100644
index 00000000..2e5821d8
--- /dev/null
+++ b/functest_kubernetes/ims/homestead-prov-depl.yaml
@@ -0,0 +1,40 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: homestead-prov
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: homestead-prov
+  template:
+    metadata:
+      labels:
+        service: homestead-prov
+        snmp: enabled
+    spec:
+      containers:
+      - image: "ollivier/clearwater-homestead-prov:latest"
+        imagePullPolicy: Always
+        name: homestead-prov
+        ports:
+        - containerPort: 22
+        - containerPort: 8889
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/clearwater/bin/poll_homestead-prov.sh"]
+          initialDelaySeconds: 60
+        readinessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/clearwater/bin/poll_homestead-prov.sh"]
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/homestead-prov-svc.yaml b/functest_kubernetes/ims/homestead-prov-svc.yaml
new file mode 100644
index 00000000..83103021
--- /dev/null
+++ b/functest_kubernetes/ims/homestead-prov-svc.yaml
@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: homestead-prov
+spec:
+  ports:
+  - name: "8889"
+    port: 8889
+  selector:
+    service: homestead-prov
+  clusterIP: None
diff --git a/functest_kubernetes/ims/homestead-svc.yaml b/functest_kubernetes/ims/homestead-svc.yaml
new file mode 100644
index 00000000..4015e81b
--- /dev/null
+++ b/functest_kubernetes/ims/homestead-svc.yaml
@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: homestead
+spec:
+  ports:
+  - name: "8888"
+    port: 8888
+  selector:
+    service: homestead
+  clusterIP: None
diff --git a/functest_kubernetes/ims/ims.py b/functest_kubernetes/ims/ims.py
new file mode 100644
index 00000000..9a37a021
--- /dev/null
+++ b/functest_kubernetes/ims/ims.py
@@ -0,0 +1,187 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2020 Orange and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+
+"""Deploy and Test Clearwater vIMS using Kubernetes"""
+
+import logging
+import time
+import re
+import yaml
+
+from kubernetes import client
+from kubernetes import config
+from kubernetes import watch
+import pkg_resources
+
+from xtesting.core import testcase
+
+
+class Vims(testcase.TestCase):
+    """Deploy and Test Clearwater vIMS using Kubernetes
+
+    It leverage on the Python kubernetes client to apply operation proposed by
+    clearwater-docker.
+
+    See https://github.com/Metaswitch/clearwater-docker for more details
+    """
+    namespace = 'default'
+    zone = 'default.svc.cluster.local'
+    watch_timeout = 1200
+    metadata_name = "env-vars"
+    test_image_name = "ollivier/clearwater-live-test:latest"
+    test_container_name = "live-test"
+
+    __logger = logging.getLogger(__name__)
+
+    deployment_list = [
+        "astaire", "bono", "cassandra", "chronos", "ellis", "etcd", "homer",
+        "homestead", "homestead-prov", "ralf", "sprout"]
+
+    def __init__(self, **kwargs):
+        super(Vims, self).__init__(**kwargs)
+        config.load_kube_config()
+        self.corev1 = client.CoreV1Api()
+        self.appsv1 = client.AppsV1Api()
+
+    def deploy_vnf(self):
+        """Deploy vIMS as proposed by clearwater-docker
+
+        It leverages on unofficial Clearwater dockers as proposed in the
+        documentation.
+
+        See https://github.com/Metaswitch/clearwater-docker for more details
+        """
+        metadata = client.V1ObjectMeta(
+            name=self.metadata_name, namespace=self.namespace)
+        body = client.V1ConfigMap(
+            metadata=metadata,
+            data={"ADDITIONAL_SHARED_CONFIG": "", "ZONE": self.zone})
+        api_response = self.corev1.create_namespaced_config_map(
+            self.namespace, body=body)
+        self.__logger.debug("create_namespaced_config_map: %s", api_response)
+        for deployment in self.deployment_list:
+            with open(pkg_resources.resource_filename(
+                    'functest_kubernetes',
+                    'ims/{}-depl.yaml'.format(deployment))) as yfile:
+                body = yaml.safe_load(yfile)
+                resp = self.appsv1.create_namespaced_deployment(
+                    body=body, namespace="default")
+                self.__logger.info("Deployment %s created", resp.metadata.name)
+                self.__logger.debug(
+                    "create_namespaced_deployment: %s", api_response)
+        for service in self.deployment_list:
+            with open(pkg_resources.resource_filename(
+                    'functest_kubernetes',
+                    'ims/{}-svc.yaml'.format(service))) as yfile:
+                body = yaml.safe_load(yfile)
+                resp = self.corev1.create_namespaced_service(
+                    body=body, namespace="default")
+                self.__logger.info("Service %s created", resp.metadata.name)
+                self.__logger.debug(
+                    "create_namespaced_service: %s", api_response)
+        status = self.deployment_list.copy()
+        watch_deployment = watch.Watch()
+        for event in watch_deployment.stream(
+                func=self.appsv1.list_namespaced_deployment,
+                namespace=self.namespace, timeout_seconds=self.watch_timeout):
+            if event["object"].status.ready_replicas == 1:
+                if event['object'].metadata.name in status:
+                    status.remove(event['object'].metadata.name)
+                    self.__logger.info(
+                        "%s started in %0.2f sec",
+                        event['object'].metadata.name,
+                        time.time()-self.start_time)
+            if len(status) == 0:
+                watch_deployment.stop()
+        self.result = 1/2 * 100
+
+    def test_vnf(self):
+        """Test vIMS as proposed by clearwater-live-test
+
+        It leverages on an unofficial Clearwater docker to allow testing from
+        the Kubernetes cluster.
+
+        See https://github.com/Metaswitch/clearwater-live-test for more details
+        """
+        container = client.V1Container(
+            name=self.test_container_name, image=self.test_image_name)
+        spec = client.V1PodSpec(containers=[container], restart_policy="Never")
+        metadata = client.V1ObjectMeta(name=self.test_container_name)
+        body = client.V1Pod(metadata=metadata, spec=spec)
+        api_response = self.corev1.create_namespaced_pod(self.namespace, body)
+        watch_deployment = watch.Watch()
+        for event in watch_deployment.stream(
+                func=self.corev1.list_namespaced_pod,
+                namespace=self.namespace, timeout_seconds=self.watch_timeout):
+            if event["object"].metadata.name == self.test_container_name:
+                if (event["object"].status.phase == 'Succeeded'
+                        or event["object"].status.phase == 'Error'):
+                    watch_deployment.stop()
+        api_response = self.corev1.read_namespaced_pod_log(
+            name=self.test_container_name, namespace=self.namespace)
+        self.__logger.info(api_response)
+        vims_test_result = {}
+        try:
+            grp = re.search(
+                r'^(\d+) failures out of (\d+) tests run.*\n'
+                r'(\d+) tests skipped$', api_response,
+                re.MULTILINE | re.DOTALL)
+            assert grp
+            vims_test_result["failures"] = int(grp.group(1))
+            vims_test_result["total"] = int(grp.group(2))
+            vims_test_result["skipped"] = int(grp.group(3))
+            vims_test_result['passed'] = (
+                int(grp.group(2)) - int(grp.group(3)) - int(grp.group(1)))
+            if vims_test_result['total'] - vims_test_result['skipped'] > 0:
+                vnf_test_rate = vims_test_result['passed'] / (
+                    vims_test_result['total'] - vims_test_result['skipped'])
+            else:
+                vnf_test_rate = 0
+            self.result += 1/2 * 100 * vnf_test_rate
+        except Exception:  # pylint: disable=broad-except
+            self.__logger.exception("Cannot parse live tests results")
+
+    def run(self, **kwargs):
+        self.start_time = time.time()
+        try:
+            self.deploy_vnf()
+            self.test_vnf()
+        except client.rest.ApiException:
+            self.__logger.exception("Cannot deploy and test vIms")
+        self.stop_time = time.time()
+
+    def clean(self):
+        try:
+            api_response = self.corev1.delete_namespaced_config_map(
+                name=self.metadata_name, namespace=self.namespace)
+            self.__logger.debug(
+                "delete_namespaced_config_map: %s", api_response)
+        except client.rest.ApiException:
+            pass
+        try:
+            api_response = self.corev1.delete_namespaced_pod(
+                name=self.test_container_name, namespace=self.namespace)
+            self.__logger.debug("delete_namespaced_pod: %s", api_response)
+        except client.rest.ApiException:
+            pass
+        for deployment in self.deployment_list:
+            try:
+                api_response = self.appsv1.delete_namespaced_deployment(
+                    name=deployment, namespace=self.namespace)
+                self.__logger.debug(
+                    "delete_namespaced_deployment: %s", api_response)
+            except client.rest.ApiException:
+                pass
+            try:
+                api_response = self.corev1.delete_namespaced_service(
+                    name=deployment, namespace=self.namespace)
+                self.__logger.debug(
+                    "delete_namespaced_service: %s", api_response)
+            except client.rest.ApiException:
+                pass
diff --git a/functest_kubernetes/ims/ralf-depl.yaml b/functest_kubernetes/ims/ralf-depl.yaml
new file mode 100644
index 00000000..839da428
--- /dev/null
+++ b/functest_kubernetes/ims/ralf-depl.yaml
@@ -0,0 +1,52 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: ralf
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: ralf
+  template:
+    metadata:
+      labels:
+        service: ralf
+        snmp: enabled
+    spec:
+      containers:
+      - image: "ollivier/clearwater-ralf:latest"
+        imagePullPolicy: Always
+        name: ralf
+        ports:
+        - containerPort: 22
+        - containerPort: 10888
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          tcpSocket:
+            port: 10888
+          initialDelaySeconds: 30
+        readinessProbe:
+          tcpSocket:
+            port: 10888
+        volumeMounts:
+        - name: ralflogs
+          mountPath: /var/log/ralf
+      - image: busybox
+        name: tailer
+        command: [ "tail", "-F", "/var/log/ralf/ralf_current.txt" ]
+        volumeMounts:
+        - name: ralflogs
+          mountPath: /var/log/ralf
+      volumes:
+      - name: ralflogs
+        emptyDir: {}
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/ralf-svc.yaml b/functest_kubernetes/ims/ralf-svc.yaml
new file mode 100644
index 00000000..07ad51e9
--- /dev/null
+++ b/functest_kubernetes/ims/ralf-svc.yaml
@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: ralf
+spec:
+  ports:
+  - name: "10888"
+    port: 10888
+  selector:
+    service: ralf
+  clusterIP: None
diff --git a/functest_kubernetes/ims/sprout-depl.yaml b/functest_kubernetes/ims/sprout-depl.yaml
new file mode 100644
index 00000000..ab4d8acf
--- /dev/null
+++ b/functest_kubernetes/ims/sprout-depl.yaml
@@ -0,0 +1,52 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: sprout
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: sprout
+  template:
+    metadata:
+      labels:
+        service: sprout
+        snmp: enabled
+    spec:
+      containers:
+      - image: "ollivier/clearwater-sprout:latest"
+        imagePullPolicy: Always
+        name: sprout
+        ports:
+        - containerPort: 22
+        envFrom:
+        - configMapRef:
+              name: env-vars
+        env:
+        - name: MY_POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        livenessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/kubernetes/liveness.sh", "5052 5054"]
+          initialDelaySeconds: 30
+          periodSeconds: 3
+        readinessProbe:
+          exec:
+            command: ["/bin/bash", "/usr/share/kubernetes/liveness.sh", "5052 5054"]
+        volumeMounts:
+        - name: sproutlogs
+          mountPath: /var/log/sprout
+      - image: busybox
+        name: tailer
+        command: [ "tail", "-F", "/var/log/sprout/sprout_current.txt" ]
+        volumeMounts:
+        - name: sproutlogs
+          mountPath: /var/log/sprout
+      volumes:
+      - name: sproutlogs
+        emptyDir: {}
+      imagePullSecrets:
+      - name: ~
+      restartPolicy: Always
diff --git a/functest_kubernetes/ims/sprout-svc.yaml b/functest_kubernetes/ims/sprout-svc.yaml
new file mode 100644
index 00000000..cf23a33c
--- /dev/null
+++ b/functest_kubernetes/ims/sprout-svc.yaml
@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: sprout
+spec:
+  ports:
+  - name: "5052"
+    port: 5052
+  - name: "5054"
+    port: 5054
+  selector:
+    service: sprout
+  clusterIP: None