Improve e2e

1. Remove useless testcases; 2. Implement pods and services reusage; Signed-off-by: yanjianbo <[email protected]>
FabEdge · Oct 25, 2023 · 4cb539e · 4cb539e
1 parent 5cb26a4
commit 4cb539e
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Showing 5 changed files with 44 additions and 29 deletions.
diff --git a/test/e2e/cluster.go b/test/e2e/cluster.go
@@ -11,6 +11,7 @@ import (
 	"time"
 
 	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/util/intstr"
 	"k8s.io/apimachinery/pkg/util/wait"
@@ -149,12 +150,12 @@ func (c Cluster) addAllEdgesToCommunity() {
 // Because coredns has cache, so to avoid old services DNS information
 // is cached, we give each service a random suffix per run
 func (c *Cluster) makeupServiceNames() {
-	c.serviceCloudNginx = getName(serviceCloudNginx)
-	c.serviceCloudNginx6 = getName(serviceCloudNginx6)
-	c.serviceEdgeNginx = getName(serviceEdgeNginx)
-	c.serviceEdgeNginx6 = getName(serviceEdgeNginx6)
-	c.serviceHostCloudNginx = getName(serviceHostCloudNginx)
-	c.serviceHostEdgeNginx = getName(serviceHostEdgeNginx)
+	c.serviceCloudNginx = serviceCloudNginx
+	c.serviceCloudNginx6 = serviceCloudNginx6
+	c.serviceEdgeNginx = serviceEdgeNginx
+	c.serviceEdgeNginx6 = serviceEdgeNginx6
+	c.serviceHostCloudNginx = serviceHostCloudNginx
+	c.serviceHostEdgeNginx = serviceHostEdgeNginx
 }
 
 func (c Cluster) cloudNginxServiceNames() []string {
@@ -176,12 +177,24 @@ func (c Cluster) edgeNginxServiceNames() []string {
 }
 
 func (c Cluster) prepareNamespace(namespace string) {
+	if framework.TestContext.ReuseResource {
+		var ns corev1.Namespace
+		err := c.client.Get(context.Background(), client.ObjectKey{Name: namespace}, &ns)
+		switch {
+		case err == nil:
+			return
+		case errors.IsNotFound(err):
+			// do nothing
+		default:
+			framework.Failf("Failed to check if namespace %q of cluster %s exists. Error: %v", c.name, namespace, err)
+		}
+	}
+
 	ns := corev1.Namespace{
 		ObjectMeta: metav1.ObjectMeta{
 			Name: namespace,
 		},
 	}
-
 	_ = c.client.Delete(context.Background(), &ns)
 
 	// 等待上次的测试资源清除

diff --git a/test/e2e/e2e.go b/test/e2e/e2e.go
@@ -27,6 +27,7 @@ import (
 	"github.com/onsi/ginkgo"
 	"github.com/onsi/gomega"
 	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/client-go/kubernetes/scheme"
 	_ "k8s.io/client-go/plugin/pkg/client/auth"
@@ -417,7 +418,12 @@ func podSpec(nodeName string, httpPort, httpsPort int32) corev1.PodSpec {
 }
 
 func createObject(cli client.Client, object client.Object) {
-	framework.ExpectNoError(cli.Create(context.TODO(), object))
+	err := cli.Create(context.TODO(), object)
+	if framework.TestContext.ReuseResource && errors.IsAlreadyExists(err) {
+		err = nil
+		framework.Logf("%s/%s exists", object.GetNamespace(), object.GetName())
+	}
+	framework.ExpectNoError(err)
 	framework.AddCleanupAction(func() {
 		if err := cli.Delete(context.TODO(), object); err != nil {
 			klog.Errorf("Failed to delete object %s, please delete it manually. Err: %s", object.GetName(), err)

diff --git a/test/e2e/framework/test_context.go b/test/e2e/framework/test_context.go
@@ -45,6 +45,7 @@ type Context struct {
 	CurlTimeout         int64
 	NetToolImage        string
 	PreserveResources   string
+	ReuseResource       bool
 	ShowExecError       bool
 	CreateEdgeCommunity bool
 	IPv6Enabled         bool
@@ -82,6 +83,7 @@ func RegisterAndHandleFlags() {
 	flag.BoolVar(&TestContext.CreateEdgeCommunity, "create-edge-community", true,
 		"Create community for all edge nodes if set to true")
 	flag.BoolVar(&TestContext.IPv6Enabled, "6", false, "Whether to test IPv6 services")
+	flag.BoolVar(&TestContext.ReuseResource, "reuse-resources", true, "Whether to reuse pods and services created previously")
 
 	flag.Parse()
 

diff --git a/test/e2e/pod.go b/test/e2e/pod.go
@@ -144,7 +144,8 @@ var _ = Describe("FabEdge", func() {
 		})
 
 		// 测试主机网络边缘Pods与非主机网络Pod的互通
-		It("let edge pods using host network communicate with cloud pods[n2p][e2c]", func() {
+		// Communication betwwen cloud pods and edge nodes don't work well, so this spec will be pending
+		PIt("let edge pods using host network communicate with cloud pods[n2p][e2c]", func() {
 			_, hostEdgePods, err := framework.ListCloudAndEdgePods(cluster.client,
 				client.InNamespace(namespaceSingle),
 				client.MatchingLabels{labelKeyInstance: instanceHostNetTool},

diff --git a/test/e2e/service.go b/test/e2e/service.go
@@ -95,7 +95,7 @@ var _ = Describe("FabEdge", func() {
 			}
 		})
 
-		It("let edge pods can access local host service [p2n][e2e]", func() {
+		It("let edge pods can access edge host service [p2n][e2e]", func() {
 			_, edgePods, err := framework.ListCloudAndEdgePods(cluster.client,
 				client.InNamespace(namespaceSingle),
 				client.MatchingLabels{labelKeyInstance: instanceNetTool},
@@ -159,21 +159,13 @@ var _ = Describe("FabEdge", func() {
 		})
 
 		It("let edge pods can access cloud services with host network endpoints [p2n][e2c][host-service]", func() {
-
 			_, edgePods, err := framework.ListCloudAndEdgePods(cluster.client,
 				client.InNamespace(namespaceSingle),
 				client.MatchingLabels{labelKeyInstance: instanceNetTool},
 			)
 			framework.ExpectNoError(err)
 
-			_, hostEdgePods, err := framework.ListCloudAndEdgePods(cluster.client,
-				client.InNamespace(namespaceSingle),
-				client.MatchingLabels{labelKeyInstance: instanceHostNetTool},
-			)
-			framework.ExpectNoError(err)
-
 			serviceName := cluster.serviceHostCloudNginx
-			edgePods = append(edgePods, hostEdgePods...)
 			servicePods, _, err := framework.ListCloudAndEdgePods(cluster.client,
 				client.InNamespace(namespaceSingle),
 				client.MatchingLabels{labelKeyLocation: LocationCloud, labelKeyUseHostNetwork: "true"},
@@ -193,23 +185,24 @@ var _ = Describe("FabEdge", func() {
 			)
 			framework.ExpectNoError(err)
 
-			_, hostCloudPods, err := framework.ListCloudAndEdgePods(cluster.client,
+			hostCloudPods, _, err := framework.ListCloudAndEdgePods(cluster.client,
 				client.InNamespace(namespaceSingle),
 				client.MatchingLabels{labelKeyInstance: instanceHostNetTool},
 			)
 			framework.ExpectNoError(err)
-
-			serviceName := cluster.serviceCloudNginx
-			servicePods, _, err := framework.ListCloudAndEdgePods(cluster.client,
-				client.InNamespace(namespaceSingle),
-				client.MatchingLabels{labelKeyLocation: LocationCloud, labelKeyUseHostNetwork: "true"},
-			)
-
 			cloudPods = append(cloudPods, hostCloudPods...)
-			for _, pod := range cloudPods {
-				framework.Logf("pod %s visit service %s", pod.Name, serviceName)
 
-				cluster.checkServiceAvailability(pod, serviceName, servicePods)
+			for _, serviceName := range cluster.edgeNginxServiceNames() {
+				servicePods, _, err := framework.ListCloudAndEdgePods(cluster.client,
+					client.InNamespace(namespaceSingle),
+					client.MatchingLabels{labelKeyLocation: LocationEdge, labelKeyUseHostNetwork: "false"},
+				)
+				framework.ExpectNoError(err)
+
+				for _, pod := range cloudPods {
+					framework.Logf("pod %s visit service %s", pod.Name, serviceName)
+					cluster.checkServiceAvailability(pod, serviceName, servicePods)
+				}
 			}
 		})
 	}