feat: add annotation for mirror svc (#1121)

test/e2e/conformance/tests/httproute-mirror-target-service.go

@@ -0,0 +1,107 @@
+// Copyright (c) 2022 Alibaba Group Holding Ltd.
+//
+// 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.
+
+package tests
+
+import (
+	"bytes"
+	"context"
+	"io"
+	"strings"
+	"testing"
+	"time"
+
+	"github.com/alibaba/higress/test/e2e/conformance/utils/http"
+	"github.com/alibaba/higress/test/e2e/conformance/utils/suite"
+	v1 "k8s.io/api/core/v1"
+	meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/client-go/kubernetes"
+	"sigs.k8s.io/controller-runtime/pkg/client/config"
+)
+
+func init() {
+	Register(HTTPRouteMirrorTargetService)
+}
+
+var HTTPRouteMirrorTargetService = suite.ConformanceTest{
+	ShortName:   "HTTPRouteMirrorTargetService",
+	Description: "The Ingress in the higress-conformance-infra namespace mirror request to target service",
+	Features:    []suite.SupportedFeature{suite.HTTPConformanceFeature},
+	Manifests:   []string{"tests/httproute-mirror-target-service.yaml"},
+	Test: func(t *testing.T, suite *suite.ConformanceTestSuite) {
+		testcases := []http.Assertion{
+			{
+				Meta: http.AssertionMeta{
+					TargetBackend:   "infra-backend-v1",
+					TargetNamespace: "higress-conformance-infra",
+				},
+				Request: http.AssertionRequest{
+					ActualRequest: http.Request{
+						Path: "/mirror",
+					},
+				},
+				Response: http.AssertionResponse{
+					ExpectedResponse: http.Response{
+						StatusCode: 200,
+					},
+				},
+			},
+		}
+
+		t.Run("HTTPRoute mirror request to target service", func(t *testing.T) {
+			for _, testcase := range testcases {
+				http.MakeRequestAndExpectEventuallyConsistentResponse(t, suite.RoundTripper, suite.TimeoutConfig, suite.GatewayAddress, testcase)
+				//check mirror's logs for request
+				cfg, err := config.GetConfig()
+				if err != nil {
+					t.Fatalf("[httproute-mirror] get config failed.")
+					return
+				}
+				clientSet, err := kubernetes.NewForConfig(cfg)
+				if err != nil {
+					t.Fatalf("[httproute-mirror] init clientset failed.")
+					return
+				}
+				pods, err := clientSet.CoreV1().Pods("higress-conformance-infra").List(context.Background(), meta_v1.ListOptions{
+					LabelSelector: meta_v1.FormatLabelSelector(&meta_v1.LabelSelector{MatchLabels: map[string]string{"app": "infra-backend-mirror"}}),
+				})
+				if err != nil || len(pods.Items) == 0 {
+					t.Fatalf("[httproute-mirror] get pods by label of [\"app\": \"infra-backend-mirror\"] failed.")
+					return
+				}
+				req := clientSet.CoreV1().Pods("higress-conformance-infra").GetLogs(pods.Items[0].Name, &v1.PodLogOptions{
+					Container: "infra-backend-mirror",
+					SinceTime: &meta_v1.Time{Time: time.Now().Add(-time.Second * 10)},
+				})
+				podLogs, err := req.Stream(context.Background())
+				defer podLogs.Close()
+				if err != nil {
+					t.Fatalf("[httproute-mirror] init pod logs stream failed.")
+					return
+				}
+
+				podBuf := new(bytes.Buffer)
+				_, err = io.Copy(podBuf, podLogs)
+				if err != nil {
+					t.Fatalf("[httproute-mirror] read pod logs stream failed.")
+					return
+				}
+				if !strings.Contains(podBuf.String(), "Echoing back request made to /mirror") {
+					t.Fatalf("[httproute-mirror] mirror pod hasn't received any mirror requests in logs.")
+					return
+				}
+			}
+		})
+	},
+}

test/e2e/conformance/tests/httproute-mirror-target-service.yaml

@@ -0,0 +1,32 @@
+# Copyright (c) 2022 Alibaba Group Holding Ltd.
+#
+# 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: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: higress-conformance-infra-mirror-target-service
+  namespace: higress-conformance-infra
+  annotations:
+    nginx.ingress.kubernetes.io/mirror-target-service: "infra-backend-mirror"
+spec:
+  ingressClassName: higress
+  rules:
+  - http:
+      paths:
+      - pathType: Prefix
+        path: "/mirror"
+        backend:
+          service:
+            name: infra-backend-v1
+            port:
+              number: 8080