Merge pull request #5334 from mohamedawnallah/testKarmadactlRegisterCommand
test/e2e/karmadactl_test.go: test register command
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karmada-bot
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commit
0064b9ac63
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@ -1542,6 +1542,148 @@ func WriteYamlToFile(obj interface{}, filePath string) error {
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return nil
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}
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var _ = framework.SerialDescribe("Karmadactl register testing", ginkgo.Ordered, ginkgo.Labels{NeedCreateCluster}, func() {
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var (
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newClusterName, clusterContext string
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homeDir, kubeConfigPath, controlPlane string
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karmadaAPIEndpoint, karmadaAPIEndpointExpected string
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token, discoveryTokenCACertHash string
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)
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ginkgo.BeforeAll(func() {
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ginkgo.By("Initialize dependencies", func() {
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// Initialize member cluster variables.
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newClusterName = "member-e2e-" + rand.String(RandomStrLength)
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homeDir = os.Getenv("HOME")
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kubeConfigPath = fmt.Sprintf("%s/.kube/%s.config", homeDir, newClusterName)
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controlPlane = fmt.Sprintf("%s-control-plane", newClusterName)
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clusterContext = fmt.Sprintf("kind-%s", newClusterName)
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})
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ginkgo.By(fmt.Sprintf("Creating cluster: %s", newClusterName), func() {
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err := createCluster(newClusterName, kubeConfigPath, controlPlane, clusterContext)
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gomega.Expect(err).ShouldNot(gomega.HaveOccurred())
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})
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ginkgo.By("Extract Karmada API server endpoint", func() {
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var err error
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karmadaAPIEndpointExpected, err = extractAPIServerEndpoint(kubeconfig, "karmada-apiserver")
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gomega.Expect(err).ShouldNot(gomega.HaveOccurred())
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})
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ginkgo.By("Generate token and discovery token CA cert hash", func() {
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cmd := framework.NewKarmadactlCommand(
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kubeconfig, karmadaContext, karmadactlPath, "", karmadactlTimeout,
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"token", "create", "--print-register-command="+"true",
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)
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output, err := cmd.ExecOrDie()
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gomega.Expect(err).ShouldNot(gomega.HaveOccurred())
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// Extract the endpoint for Karmada APIServer.
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endpointRegex := regexp.MustCompile(`(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}):(\d{1,5})`)
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karmadaAPIEndpoint = endpointRegex.FindString(output)
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gomega.Expect(karmadaAPIEndpoint).Should(gomega.Equal(karmadaAPIEndpointExpected))
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// Extract token.
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tokenRegex := regexp.MustCompile(`--token\s+(\S+)`)
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tokenMatches := tokenRegex.FindStringSubmatch(output)
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gomega.Expect(len(tokenMatches)).Should(gomega.BeNumerically(">", 1))
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token = tokenMatches[1]
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// Extract discovery token CA cert hash.
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hashRegex := regexp.MustCompile(`--discovery-token-ca-cert-hash\s+(\S+)`)
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hashMatches := hashRegex.FindStringSubmatch(output)
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gomega.Expect(len(hashMatches)).Should(gomega.BeNumerically(">", 1))
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discoveryTokenCACertHash = hashMatches[1]
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})
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})
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ginkgo.AfterEach(func() {
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ginkgo.By(fmt.Sprintf("Unregistering cluster: %s", newClusterName), func() {
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cmd := framework.NewKarmadactlCommand(
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kubeconfig, karmadaContext, karmadactlPath, "", 5*options.DefaultKarmadactlCommandDuration,
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"unregister", "--cluster-kubeconfig", kubeConfigPath, newClusterName,
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)
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_, err := cmd.ExecOrDie()
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gomega.Expect(err).ShouldNot(gomega.HaveOccurred())
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})
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})
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ginkgo.AfterAll(func() {
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ginkgo.By(fmt.Sprintf("Deleting clusters: %s", newClusterName), func() {
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err := deleteCluster(newClusterName, kubeConfigPath)
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gomega.Expect(err).ShouldNot(gomega.HaveOccurred())
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_ = os.Remove(kubeConfigPath)
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})
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})
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ginkgo.It("should register a cluster without CA verification", func() {
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ginkgo.By("Register the new cluster in Karmada without CA verification", func() {
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cmd := framework.NewKarmadactlCommand(
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"", karmadaContext, karmadactlPath, "", karmadactlTimeout*5, "register", karmadaAPIEndpoint, "--token", token,
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"--discovery-token-unsafe-skip-ca-verification="+"true", "--kubeconfig="+kubeConfigPath,
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"--cluster-name", newClusterName, "--karmada-agent-image", "docker.io/karmada/karmada-agent:latest",
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)
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output, err := cmd.ExecOrDie()
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gomega.Expect(err).ShouldNot(gomega.HaveOccurred())
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gomega.Expect(output).Should(gomega.ContainSubstring(fmt.Sprintf("cluster(%s) is joined successfully", newClusterName)))
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})
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ginkgo.By("Wait for the new cluster to be ready", func() {
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framework.WaitClusterFitWith(controlPlaneClient, newClusterName, func(cluster *clusterv1alpha1.Cluster) bool {
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return meta.IsStatusConditionPresentAndEqual(cluster.Status.Conditions, clusterv1alpha1.ClusterConditionReady, metav1.ConditionTrue)
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})
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})
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})
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ginkgo.It("should register a cluster with CA verification", func() {
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ginkgo.By("Register the new cluster in Karmada with CA verification", func() {
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cmd := framework.NewKarmadactlCommand(
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"", karmadaContext, karmadactlPath, "", karmadactlTimeout*5, "register", karmadaAPIEndpoint,
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"--token", token, "--discovery-token-ca-cert-hash", discoveryTokenCACertHash,
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"--kubeconfig="+kubeConfigPath, "--cluster-name", newClusterName,
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"--karmada-agent-image", "docker.io/karmada/karmada-agent:latest",
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)
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output, err := cmd.ExecOrDie()
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gomega.Expect(err).ShouldNot(gomega.HaveOccurred())
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gomega.Expect(output).Should(gomega.ContainSubstring(fmt.Sprintf("cluster(%s) is joined successfully", newClusterName)))
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})
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ginkgo.By("Wait for the new cluster to be ready", func() {
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framework.WaitClusterFitWith(controlPlaneClient, newClusterName, func(cluster *clusterv1alpha1.Cluster) bool {
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return meta.IsStatusConditionPresentAndEqual(cluster.Status.Conditions, clusterv1alpha1.ClusterConditionReady, metav1.ConditionTrue)
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})
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})
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})
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})
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// extractAPIServerEndpoint extracts the given clusterName API endpoint from a kubeconfig file.
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//
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// Parameters:
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// - kubeConfigPath: The file path to the kubeconfig file.
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//
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// Returns:
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// - string: The extracted API server endpoint without the "https://" prefix.
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// - error: An error if:
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// - the kubeconfig file cannot be read
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// - the YAML format is invalid
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// - the given clusterName is not found
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func extractAPIServerEndpoint(kubeConfigPath string, clusterName string) (string, error) {
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config, err := clientcmd.LoadFromFile(kubeConfigPath)
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if err != nil {
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return "", err
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}
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for name, cluster := range config.Clusters {
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if name == clusterName {
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endpointWithoutPrefix := strings.TrimPrefix(cluster.Server, "https://")
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return endpointWithoutPrefix, nil
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}
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}
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return "", fmt.Errorf("%s endpoint not found in kubeconfig", clusterName)
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}
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// extractPropagationPolicyName extracts the propagation policy name from the input string.
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//
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// Parameters:
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