Add service status check to optimize xds integration test

.github/actions/scenarios/xds-service/xds-service-discovery/client-envoy/action.yml

@@ -12,20 +12,27 @@ runs:
         minikube image build -t spring-client:1.0.0 .
         eval $(minikube docker-env)
         docker images
-    - name: start spring-client using envoy
+    - name: start spring-client using envoy and wait
       shell: bash
       run: |
         kubectl label namespace default istio-injection=enabled
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-client-sermant-xds-close.yaml
         kubectl wait --for=condition=ready pod -l app=spring-client --timeout=10s
-        kubectl port-forward svc/spring-client 8080:8080 &
+        sleep 10s
+        nohup kubectl port-forward svc/spring-client 8080:8080 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8080/checkStatus 150
         kubectl label namespace default istio-injection-
-    - name: Wait for spring-client pod to be ready
+    - name: start spring-server and wait
       shell: bash
       run: |
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-server-sermant-xds-open.yaml
         kubectl wait --for=condition=ready pod -l app=spring-server --timeout=10s
         sleep 10s
+        nohup kubectl port-forward svc/spring-server 8081:8081 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8081/hello 150
+        pkill -f "kubectl port-forward svc/spring-server"
     - name: test one server
       shell: bash
       run: |
@@ -47,6 +54,10 @@ runs:
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-server-sermant-xds-open.yaml
         kubectl wait --for=condition=ready pod -l app=spring-server --timeout=10s
         sleep 10s
+        nohup kubectl port-forward svc/spring-server 8081:8081 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8081/hello 150
+        pkill -f "kubectl port-forward svc/spring-server"
     - name: test the number of spring-server instances changes from 0 to 1
       shell: bash
       run: |

.github/actions/scenarios/xds-service/xds-service-discovery/sermant-only/action.yml

@@ -17,13 +17,19 @@ runs:
       run: |
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-client-sermant-xds-open.yaml
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-server.yaml
-    - name: Wait for spring-client pod to be ready
+    - name: Wait for spring-client pod and spring-server pod to be ready
       shell: bash
       run: |
         kubectl wait --for=condition=ready pod -l app=spring-client --timeout=10s
         kubectl wait --for=condition=ready pod -l app=spring-server --timeout=10s
-        kubectl port-forward svc/spring-client 8080:8080 &
         sleep 10s
+        nohup kubectl port-forward svc/spring-client 8080:8080 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8080/checkStatus 150
+        nohup kubectl port-forward svc/spring-server 8081:8081 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8081/hello 150
+        pkill -f "kubectl port-forward svc/spring-server"
     - name: test one server
       shell: bash
       run: |
@@ -45,6 +51,10 @@ runs:
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-server-2-replicas.yaml
         kubectl wait --for=condition=ready pod -l app=spring-server --timeout=10s
         sleep 10s
+        nohup kubectl port-forward svc/spring-server 8081:8081 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8081/hello 150
+        pkill -f "kubectl port-forward svc/spring-server"
     - name: test the number of spring-server instances changes from 0 to 2
       shell: bash
       run: |
@@ -66,9 +76,11 @@ runs:
         sleep 10s
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-client-sermant-xds-subscribe-secure.yaml
         kubectl wait --for=condition=ready pod -l app=spring-client --timeout=10s
-        pkill -f "kubectl port-forward svc/spring-client"
-        kubectl port-forward svc/spring-client 8080:8080 &
         sleep 10s
+        pkill -f "kubectl port-forward svc/spring-client"
+        nohup kubectl port-forward svc/spring-client 8080:8080 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8080/checkStatus 150
     - name: test sermant xds service use security mode
       shell: bash
       run: |

.github/actions/scenarios/xds-service/xds-service-discovery/server-envoy/action.yml

@@ -17,7 +17,10 @@ runs:
       run: |
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-client-sermant-xds-open.yaml
         kubectl wait --for=condition=ready pod -l app=spring-client --timeout=10s
-        kubectl port-forward svc/spring-client 8080:8080 &
+        sleep 10s
+        nohup kubectl port-forward svc/spring-client 8080:8080 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8080/checkStatus 150
     - name: start spring-server with envoy
       shell: bash
       run: |
@@ -26,6 +29,10 @@ runs:
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-server.yaml
         kubectl wait --for=condition=ready pod -l app=spring-server --timeout=10s
         sleep 10s
+        nohup kubectl port-forward svc/spring-server 8081:8081 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8081/hello 150
+        pkill -f "kubectl port-forward svc/spring-server"
     - name: test one server
       shell: bash
       run: |
@@ -47,6 +54,10 @@ runs:
         kubectl apply -f sermant-integration-tests/xds-service-test/script/discovery/spring-server-2-replicas.yaml
         kubectl wait --for=condition=ready pod -l app=spring-server --timeout=10s
         sleep 10s
+        nohup kubectl port-forward svc/spring-server 8081:8081 &
+        sleep 2s
+        bash ./sermant-integration-tests/scripts/checkService.sh http://127.0.0.1:8081/hello 150
+        pkill -f "kubectl port-forward svc/spring-server"
     - name: test the number of spring-server instances changes from 0 to 2
       shell: bash
       run: |

sermant-integration-tests/xds-service-test/script/discovery/spring-server-2-replicas.yaml

@@ -17,7 +17,7 @@ spec:
         image: spring-server:1.0.0
         imagePullPolicy: Never
         ports:
-        - containerPort: 8080
+        - containerPort: 8081
       imagePullSecrets:
         - name: default-secret
 ---
@@ -28,8 +28,8 @@ metadata:
 spec:
   type: ClusterIP
   ports:
-  - port: 8080
-    targetPort: 8080
+  - port: 8081
+    targetPort: 8081
     protocol: TCP
     name: http
   selector:

sermant-integration-tests/xds-service-test/script/discovery/spring-server-sermant-xds-open.yaml

@@ -17,7 +17,7 @@ spec:
         image: spring-server:1.0.0
         imagePullPolicy: Never
         ports:
-        - containerPort: 8080
+        - containerPort: 8081
         env:
         - name: JAVA_TOOL_OPTIONS
           value: "-javaagent:/home/agent/sermant-agent.jar"
@@ -31,8 +31,8 @@ metadata:
 spec:
   type: ClusterIP
   ports:
-  - port: 8080
-    targetPort: 8080
+  - port: 8081
+    targetPort: 8081
     protocol: TCP
     name: http
   selector:

sermant-integration-tests/xds-service-test/script/discovery/spring-server.yaml

@@ -17,7 +17,7 @@ spec:
         image: spring-server:1.0.0
         imagePullPolicy: Never
         ports:
-        - containerPort: 8080
+        - containerPort: 8081
       imagePullSecrets:
         - name: default-secret
 ---
@@ -28,8 +28,8 @@ metadata:
 spec:
   type: ClusterIP
   ports:
-  - port: 8080
-    targetPort: 8080
+  - port: 8081
+    targetPort: 8081
     protocol: TCP
     name: http
   selector:

sermant-integration-tests/xds-service-test/spring-client/src/main/java/io/sermant/demo/spring/client/SpringClientController.java

@@ -85,6 +85,16 @@ public String hello(String address) {
         return httpGet(urlBuilder.toString());
     }
 
+    /**
+     * check service status
+     *
+     * @return result
+     */
+    @RequestMapping("checkStatus")
+    public String checkStatus() {
+        return "ok";
+    }
+
     private String httpGet(String url) {
         HttpGet httpGet = new HttpGet(url);
         try (CloseableHttpResponse response = httpClient.execute(httpGet)) {

sermant-integration-tests/xds-service-test/spring-server/src/main/resources/application.properties

@@ -0,0 +1 @@
+server.port=8081

sermant-integration-tests/xds-service-test/xds-service-integration-test/src/test/java/io/sermant/xds/service/discovery/XdsServiceDiscoveryTest.java

@@ -96,7 +96,7 @@ public void testDiscoveryWithSubscribe() {
             "DISCOVERY_ONE_SERVER_INSTANCE_ENVOY")
     public void testDiscoveryWithClientUsingEnvoyAndOneInstance() {
         Assertions.assertEquals("hello", HttpRequestUtils.doGet("http://127.0.0.1:8080/hello?address=spring-server"
-                + ".default.svc.cluster.local:8080"));
+                + ".default.svc.cluster.local:8081"));
     }
 
     /**
@@ -107,7 +107,7 @@ public void testDiscoveryWithClientUsingEnvoyAndOneInstance() {
             "DISCOVERY_ZERO_SERVER_INSTANCE_ENVOY")
     public void testDiscoveryWithClientUsingEnvoyAndZeroInstance() {
         Assertions.assertEquals("", HttpRequestUtils.doGet("http://127.0.0.1:8080/hello?address=spring-server"
-                + ".default.svc.cluster.local:8080"));
+                + ".default.svc.cluster.local:8081"));
     }
 
     private String[] splitResult(String result) {