REC-13 Creating and testing Services

Signed-off-by: Indumathi Buddi <ib405q@att.com>
Change-Id: Ie3b03442aa606475235b2d328087ea9fc9c64667

diff --git a/testcases/kube-service/kube-service.robot b/testcases/kube-service/kube-service.robot
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+++ b/testcases/kube-service/kube-service.robot
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+# Copyright 2019 AT&T
+#
+# 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.
+
+*** Settings ***
+Library             Collections
+Library             cluster.cluster.Cluster    WITH NAME    Cluster
+Library             crl.remotesession.remotesession.RemoteSession
+...                 WITH NAME    RemoteSession
+Resource            ssh.robot
+Test Setup          Run Keywords
+...                 ssh.Setup Connections
+...                 Create pod
+...                 Create Kubernetes service with type NodePort
+Test Teardown       Run Keywords
+...                 Delete pod
+...                 Delete service
+
+*** Variables ***
+
+${test_base_dir}                /cloudtaf/testcases/kube-service
+${service_yaml_name}            service.yaml
+
+*** Keywords ***
+
+Create pod
+    ${search}=     set variable    pod/my-pod created
+    ${command}=    set variable    kubectl run --generator=run-pod/v1 my-pod --image=nginx --port=80 --labels="name=mypod"
+    ${out}=    ssh.Execute Command    ${command}    controller-1
+    Sleep  30s
+    log    ${out}
+    Should contain    ${out}    ${search}
+
+Create Kubernetes service with type NodePort
+    [Arguments]    ${node}=sudo-default
+    ${search}=     set variable    service/my-service created
+    ${command}=    set variable    kubectl apply -f ${test_base_dir}/${service_yaml_name}
+    ${out}=    ssh.Execute Command    ${command}    ${node}
+    log    ${out}
+    Should contain    ${out}    ${search}
+
+Get the Node IP of the pod and Port number of the service and Test the service
+
+    ${command}=    set variable    kubectl get pods --all-namespaces -o wide | grep my-pod | awk '{ print $8 }'
+    ${result}=    RemoteSession.Execute Command In Target    ${command}
+    ${ip_address}=     set variable    ${result.stdout}
+    Log    ip_address=${ip_address}
+    ${command}=    set variable    kubectl get services | grep my-service | awk '{ print $5 }' | awk -F ':' '{print $2}' | tr -d /TCP
+    ${result}=    RemoteSession.Execute Command In Target    ${command}
+    ${node_port}=     set variable    ${result.stdout}
+    Log    node_port=${node_port}
+    ${command}=    set variable    curl http://${ip_address}:${node_port}
+    ${result}=    RemoteSession.Execute Command In Target    ${command}
+    Should Contain    ${result.stdout}    Welcome to nginx!
+
+Delete pod
+    ${search}=     set variable    pod "my-pod" deleted
+    ${command}=    set variable    kubectl delete pod my-pod
+    ${out}=    ssh.Execute Command    ${command}    controller-1
+    log    ${out}
+    Should contain    ${out}    ${search}
+
+Delete service
+    ${search}=     set variable    service "my-service" deleted
+    ${command}=    set variable    kubectl delete service my-service
+    ${out}=    ssh.Execute Command    ${command}    controller-1
+    log    ${out}
+    Should contain    ${out}    ${search}
+
+*** Test Cases ***
+Verify creating and testing services
+    Get the Node IP of the pod and Port number of the service and Test the service

diff --git a/testcases/kube-service/service.yaml b/testcases/kube-service/service.yaml
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+# Copyright 2019 AT&T
+#
+# 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.
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: my-service
+spec:
+    type: NodePort
+    ports:
+     - targetPort: 80
+       port: 80
+    selector:
+       name: mypod