mirror of
https://github.com/clastix/kamaji.git
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125 lines
3.9 KiB
Go
125 lines
3.9 KiB
Go
// Copyright 2022 Clastix Labs
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// SPDX-License-Identifier: Apache-2.0
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package e2e
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import (
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"context"
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"fmt"
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"time"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/apimachinery/pkg/util/rand"
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"k8s.io/client-go/tools/clientcmd"
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pointer "k8s.io/utils/ptr"
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ctrlclient "sigs.k8s.io/controller-runtime/pkg/client"
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kamajiv1alpha1 "github.com/clastix/kamaji/api/v1alpha1"
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"github.com/clastix/kamaji/internal/utilities"
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)
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var _ = Describe("When migrating a Tenant Control Plane to another datastore", func() {
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var tcp *kamajiv1alpha1.TenantControlPlane
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// Create a TenantControlPlane resource into the cluster
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JustBeforeEach(func() {
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// Fill TenantControlPlane object
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tcp = &kamajiv1alpha1.TenantControlPlane{
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ObjectMeta: metav1.ObjectMeta{
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Name: fmt.Sprintf("migrating-%s-etcd", rand.String(5)),
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Namespace: "default",
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},
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Spec: kamajiv1alpha1.TenantControlPlaneSpec{
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DataStore: "etcd-bronze",
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ControlPlane: kamajiv1alpha1.ControlPlane{
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Deployment: kamajiv1alpha1.DeploymentSpec{
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Replicas: pointer.To(int32(1)),
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},
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Service: kamajiv1alpha1.ServiceSpec{
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ServiceType: "NodePort",
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},
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},
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NetworkProfile: kamajiv1alpha1.NetworkProfileSpec{
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Address: GetKindIPAddress(),
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Port: int32(rand.Int63nRange(31000, 32000)),
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},
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Kubernetes: kamajiv1alpha1.KubernetesSpec{
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Version: "v1.23.6",
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Kubelet: kamajiv1alpha1.KubeletSpec{
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CGroupFS: "cgroupfs",
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},
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},
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},
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}
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Expect(k8sClient.Create(context.Background(), tcp)).NotTo(HaveOccurred())
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StatusMustEqualTo(tcp, kamajiv1alpha1.VersionReady)
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})
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// Delete the TenantControlPlane resource after test is finished
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JustAfterEach(func() {
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Expect(k8sClient.Delete(context.Background(), tcp)).Should(Succeed())
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})
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// Check if TenantControlPlane resource has been created
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It("Should contain all the migrated data", func() {
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time.Sleep(10 * time.Second)
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By("getting TCP rest.Config")
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config, err := utilities.GetTenantKubeconfig(context.Background(), k8sClient, tcp)
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Expect(err).ToNot(HaveOccurred())
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b, err := utilities.EncodeToYaml(config)
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Expect(err).ToNot(HaveOccurred())
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clientCfg, err := clientcmd.NewClientConfigFromBytes(b)
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Expect(err).ToNot(HaveOccurred())
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restConfig, err := clientCfg.ClientConfig()
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Expect(err).ToNot(HaveOccurred())
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tcpClient, err := ctrlclient.New(restConfig, ctrlclient.Options{})
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Expect(err).ToNot(HaveOccurred())
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ns := &corev1.Namespace{}
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ns.SetName("kamaji-test")
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Expect(tcpClient.Create(context.Background(), ns)).ToNot(HaveOccurred())
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By("start migration to a new DataStore")
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Eventually(func() error {
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if err := k8sClient.Get(context.Background(), types.NamespacedName{Namespace: tcp.GetNamespace(), Name: tcp.GetName()}, tcp); err != nil {
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return err
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}
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tcp.Spec.DataStore = "etcd-silver"
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return k8sClient.Update(context.Background(), tcp)
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}, time.Minute, time.Second).ShouldNot(HaveOccurred())
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By("waiting for the migrating status")
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StatusMustEqualTo(tcp, kamajiv1alpha1.VersionMigrating)
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By("ensuring changes are not allowed")
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Consistently(func() error {
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return tcpClient.Delete(context.Background(), ns)
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}, 10*time.Second, time.Second).Should(HaveOccurred())
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By("waiting for completion of migration")
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StatusMustEqualTo(tcp, kamajiv1alpha1.VersionReady)
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By("checking the DataStore of the TCP")
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Eventually(func() string {
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if err := k8sClient.Get(context.Background(), types.NamespacedName{Name: tcp.GetName(), Namespace: tcp.GetNamespace()}, tcp); err != nil {
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return ""
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}
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return tcp.Status.Storage.DataStoreName
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}, time.Minute, time.Second).Should(BeEquivalentTo("etcd-silver"))
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By("checking the presence of the previous Namespace")
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Eventually(func() error {
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return tcpClient.Get(context.Background(), types.NamespacedName{Name: ns.GetName()}, &corev1.Namespace{})
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}).ShouldNot(HaveOccurred())
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})
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})
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