mirror of
https://github.com/vmware-tanzu/velero.git
synced 2026-01-07 13:55:20 +00:00
328 lines
14 KiB
Go
328 lines
14 KiB
Go
/*
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Copyright the Velero contributors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package migration
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import (
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"context"
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"flag"
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"fmt"
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"strings"
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"time"
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"github.com/google/uuid"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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. "github.com/vmware-tanzu/velero/test"
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. "github.com/vmware-tanzu/velero/test/util/k8s"
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. "github.com/vmware-tanzu/velero/test/util/kibishii"
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. "github.com/vmware-tanzu/velero/test/util/providers"
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. "github.com/vmware-tanzu/velero/test/util/velero"
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)
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var migrationNamespace string
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var veleroCfg VeleroConfig
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func MigrationWithSnapshots() {
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veleroCfg = VeleroCfg
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for _, veleroCLI2Version := range GetVersionList(veleroCfg.MigrateFromVeleroCLI, veleroCfg.MigrateFromVeleroVersion) {
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MigrationTest(true, veleroCLI2Version)
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}
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}
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func MigrationWithRestic() {
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veleroCfg = VeleroCfg
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for _, veleroCLI2Version := range GetVersionList(veleroCfg.MigrateFromVeleroCLI, veleroCfg.MigrateFromVeleroVersion) {
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MigrationTest(false, veleroCLI2Version)
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}
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}
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func MigrationTest(useVolumeSnapshots bool, veleroCLI2Version VeleroCLI2Version) {
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var (
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backupName, restoreName string
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backupScName, restoreScName string
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err error
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)
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BeforeEach(func() {
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veleroCfg = VeleroCfg
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UUIDgen, err = uuid.NewRandom()
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migrationNamespace = "migration-" + UUIDgen.String()
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if useVolumeSnapshots && veleroCfg.CloudProvider == "kind" {
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Skip("Volume snapshots not supported on kind")
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}
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if useVolumeSnapshots && veleroCfg.CloudProvider == "aws" && !veleroCfg.SnapshotMoveData {
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Skip("Volume snapshots migration not supported on AWS provisioned by Sheperd public pool")
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}
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if veleroCfg.DefaultCluster == "" && veleroCfg.StandbyCluster == "" {
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Skip("Migration test needs 2 clusters")
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}
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// need to uninstall Velero first in case of the affection of the existing global velero installation
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if veleroCfg.InstallVelero {
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By("Uninstall Velero", func() {
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Expect(VeleroUninstall(context.Background(), veleroCfg.VeleroCLI,
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veleroCfg.VeleroNamespace)).To(Succeed())
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})
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}
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})
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AfterEach(func() {
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if !veleroCfg.Debug {
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// TODO: delete backup created by case self, not all
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// By("Clean backups after test", func() {
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// DeleteBackups(context.Background(), *veleroCfg.DefaultClient)
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// })
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if veleroCfg.InstallVelero {
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By(fmt.Sprintf("Uninstall Velero and delete sample workload namespace %s", migrationNamespace), func() {
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Expect(KubectlConfigUseContext(context.Background(), veleroCfg.DefaultCluster)).To(Succeed())
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Expect(VeleroUninstall(context.Background(), veleroCfg.VeleroCLI,
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veleroCfg.VeleroNamespace)).To(Succeed())
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DeleteNamespace(context.Background(), *veleroCfg.DefaultClient, migrationNamespace, true)
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Expect(KubectlConfigUseContext(context.Background(), veleroCfg.StandbyCluster)).To(Succeed())
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Expect(VeleroUninstall(context.Background(), veleroCfg.VeleroCLI,
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veleroCfg.VeleroNamespace)).To(Succeed())
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DeleteNamespace(context.Background(), *veleroCfg.StandbyClient, migrationNamespace, true)
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})
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}
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By(fmt.Sprintf("Switch to default kubeconfig context %s", veleroCfg.DefaultCluster), func() {
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Expect(KubectlConfigUseContext(context.Background(), veleroCfg.DefaultCluster)).To(Succeed())
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veleroCfg.ClientToInstallVelero = veleroCfg.DefaultClient
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})
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}
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})
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When("kibishii is the sample workload", func() {
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It("should be successfully backed up and restored to the default BackupStorageLocation", func() {
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if veleroCfg.SnapshotMoveData {
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if !useVolumeSnapshots {
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Skip("FSB migration test is not needed in data mover scenario")
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}
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// TODO: remove this block once Velero version in cluster A is great than V1.11 for all migration path.
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if veleroCLI2Version.VeleroVersion != "self" {
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Skip(fmt.Sprintf("Only V1.12 support data mover scenario instead of %s", veleroCLI2Version.VeleroVersion))
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}
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}
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oneHourTimeout, ctxCancel := context.WithTimeout(context.Background(), time.Minute*60)
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defer ctxCancel()
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flag.Parse()
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UUIDgen, err = uuid.NewRandom()
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Expect(err).To(Succeed())
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supportUploaderType, err := IsSupportUploaderType(veleroCLI2Version.VeleroVersion)
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Expect(err).To(Succeed())
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if veleroCLI2Version.VeleroCLI == "" {
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//Assume tag of velero server image is identical to velero CLI version
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//Download velero CLI if it's empty according to velero CLI version
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By(fmt.Sprintf("Install the expected version Velero CLI (%s) for installing Velero",
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veleroCLI2Version.VeleroVersion), func() {
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if veleroCLI2Version.VeleroVersion == "self" {
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veleroCLI2Version.VeleroCLI = veleroCfg.VeleroCLI
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} else {
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veleroCLI2Version.VeleroCLI, err = InstallVeleroCLI(veleroCLI2Version.VeleroVersion)
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Expect(err).To(Succeed())
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}
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})
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}
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OriginVeleroCfg := veleroCfg
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By(fmt.Sprintf("Install Velero in cluster-A (%s) to backup workload", veleroCfg.DefaultCluster), func() {
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Expect(KubectlConfigUseContext(context.Background(), veleroCfg.DefaultCluster)).To(Succeed())
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OriginVeleroCfg.MigrateFromVeleroVersion = veleroCLI2Version.VeleroVersion
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OriginVeleroCfg.VeleroCLI = veleroCLI2Version.VeleroCLI
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OriginVeleroCfg.ClientToInstallVelero = OriginVeleroCfg.DefaultClient
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OriginVeleroCfg.UseVolumeSnapshots = useVolumeSnapshots
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OriginVeleroCfg.UseNodeAgent = !useVolumeSnapshots
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version, err := GetVeleroVersion(oneHourTimeout, OriginVeleroCfg.VeleroCLI, true)
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Expect(err).To(Succeed(), "Fail to get Velero version")
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OriginVeleroCfg.VeleroVersion = version
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// self represents v1.12
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if veleroCLI2Version.VeleroVersion == "self" {
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if OriginVeleroCfg.SnapshotMoveData {
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OriginVeleroCfg.UseNodeAgent = true
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}
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} else {
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Expect(err).To(Succeed())
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fmt.Printf("Using default images address of Velero CLI %s\n", veleroCLI2Version.VeleroVersion)
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OriginVeleroCfg.VeleroImage = ""
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OriginVeleroCfg.RestoreHelperImage = ""
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OriginVeleroCfg.Plugins = ""
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}
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Expect(VeleroInstall(context.Background(), &OriginVeleroCfg, false)).To(Succeed())
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if veleroCLI2Version.VeleroVersion != "self" {
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Expect(CheckVeleroVersion(context.Background(), OriginVeleroCfg.VeleroCLI,
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OriginVeleroCfg.MigrateFromVeleroVersion)).To(Succeed())
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}
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})
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backupName = "backup-" + UUIDgen.String()
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backupScName = backupName + "-sc"
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restoreName = "restore-" + UUIDgen.String()
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restoreScName = restoreName + "-sc"
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By("Create namespace for sample workload", func() {
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Expect(CreateNamespace(oneHourTimeout, *veleroCfg.DefaultClient, migrationNamespace)).To(Succeed(),
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fmt.Sprintf("Failed to create namespace %s to install Kibishii workload", migrationNamespace))
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})
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KibishiiData := *DefaultKibishiiData
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By("Deploy sample workload of Kibishii", func() {
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if OriginVeleroCfg.SnapshotMoveData {
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KibishiiData.ExpectedNodes = 6
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}
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Expect(KibishiiPrepareBeforeBackup(oneHourTimeout, *veleroCfg.DefaultClient, veleroCfg.CloudProvider,
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migrationNamespace, veleroCfg.RegistryCredentialFile, veleroCfg.Features,
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veleroCfg.KibishiiDirectory, useVolumeSnapshots, &KibishiiData)).To(Succeed())
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})
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By(fmt.Sprintf("Backup namespace %s", migrationNamespace), func() {
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var BackupStorageClassCfg BackupConfig
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BackupStorageClassCfg.BackupName = backupScName
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BackupStorageClassCfg.IncludeResources = "StorageClass"
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BackupStorageClassCfg.IncludeClusterResources = true
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//TODO Remove UseRestic parameter once minor version is 1.10 or upper
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BackupStorageClassCfg.UseResticIfFSBackup = !supportUploaderType
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Expect(VeleroBackupNamespace(context.Background(), OriginVeleroCfg.VeleroCLI,
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OriginVeleroCfg.VeleroNamespace, BackupStorageClassCfg)).To(Succeed(), func() string {
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RunDebug(context.Background(), veleroCfg.VeleroCLI, veleroCfg.VeleroNamespace, BackupStorageClassCfg.BackupName, "")
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return "Fail to backup workload"
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})
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var BackupCfg BackupConfig
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BackupCfg.BackupName = backupName
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BackupCfg.Namespace = migrationNamespace
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BackupCfg.UseVolumeSnapshots = useVolumeSnapshots
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BackupCfg.BackupLocation = ""
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BackupCfg.Selector = ""
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BackupCfg.DefaultVolumesToFsBackup = !useVolumeSnapshots
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//TODO Remove UseRestic parameter once minor version is 1.10 or upper
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BackupCfg.UseResticIfFSBackup = !supportUploaderType
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BackupCfg.SnapshotMoveData = OriginVeleroCfg.SnapshotMoveData
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Expect(VeleroBackupNamespace(context.Background(), OriginVeleroCfg.VeleroCLI,
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OriginVeleroCfg.VeleroNamespace, BackupCfg)).To(Succeed(), func() string {
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RunDebug(context.Background(), OriginVeleroCfg.VeleroCLI, OriginVeleroCfg.VeleroNamespace, BackupCfg.BackupName, "")
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return "Fail to backup workload"
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})
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})
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if useVolumeSnapshots {
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if veleroCfg.CloudProvider == "vsphere" {
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// TODO - remove after upload progress monitoring is implemented
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By("Waiting for vSphere uploads to complete", func() {
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Expect(WaitForVSphereUploadCompletion(context.Background(), time.Hour,
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migrationNamespace, 2)).To(Succeed())
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})
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}
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var snapshotCheckPoint SnapshotCheckPoint
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snapshotCheckPoint.NamespaceBackedUp = migrationNamespace
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if !OriginVeleroCfg.SnapshotMoveData {
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By("Snapshot should be created in cloud object store", func() {
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snapshotCheckPoint, err := GetSnapshotCheckPoint(*veleroCfg.DefaultClient, veleroCfg, 2,
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migrationNamespace, backupName, KibishiiPVCNameList)
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Expect(err).NotTo(HaveOccurred(), "Fail to get snapshot checkpoint")
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Expect(SnapshotsShouldBeCreatedInCloud(veleroCfg.CloudProvider,
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veleroCfg.CloudCredentialsFile, veleroCfg.BSLBucket,
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veleroCfg.BSLConfig, backupName, snapshotCheckPoint)).To(Succeed())
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})
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} else {
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//TODO: checkpoint for datamover
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}
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}
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if useVolumeSnapshots && veleroCfg.CloudProvider == "azure" &&
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strings.EqualFold(veleroCfg.Features, "EnableCSI") &&
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!OriginVeleroCfg.SnapshotMoveData {
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By("Sleep 5 minutes to avoid snapshot recreated by unknown reason ", func() {
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time.Sleep(5 * time.Minute)
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})
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}
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// the snapshots of AWS may be still in pending status when do the restore, wait for a while
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// to avoid this https://github.com/vmware-tanzu/velero/issues/1799
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// TODO remove this after https://github.com/vmware-tanzu/velero/issues/3533 is fixed
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if veleroCfg.CloudProvider == "aws" && useVolumeSnapshots && !OriginVeleroCfg.SnapshotMoveData {
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fmt.Println("Waiting 5 minutes to make sure the snapshots are ready...")
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time.Sleep(5 * time.Minute)
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}
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By(fmt.Sprintf("Install Velero in cluster-B (%s) to restore workload", veleroCfg.StandbyCluster), func() {
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ns, err := GetNamespace(context.Background(), *veleroCfg.DefaultClient, migrationNamespace)
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Expect(ns.Name).To(Equal(migrationNamespace))
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Expect(err).NotTo(HaveOccurred())
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Expect(KubectlConfigUseContext(context.Background(), veleroCfg.StandbyCluster)).To(Succeed())
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_, err = GetNamespace(context.Background(), *veleroCfg.StandbyClient, migrationNamespace)
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Expect(err).To(HaveOccurred())
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strings.Contains(fmt.Sprint(err), "namespaces \""+migrationNamespace+"\" not found")
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fmt.Println(err)
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veleroCfg.ClientToInstallVelero = veleroCfg.StandbyClient
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veleroCfg.UseNodeAgent = !useVolumeSnapshots
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veleroCfg.UseRestic = false
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if veleroCfg.SnapshotMoveData {
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veleroCfg.UseNodeAgent = true
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}
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Expect(VeleroInstall(context.Background(), &veleroCfg, true)).To(Succeed())
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})
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By(fmt.Sprintf("Waiting for backups sync to Velero in cluster-B (%s)", veleroCfg.StandbyCluster), func() {
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Expect(WaitForBackupToBeCreated(context.Background(), veleroCfg.VeleroCLI, backupName, 5*time.Minute)).To(Succeed())
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Expect(WaitForBackupToBeCreated(context.Background(), veleroCfg.VeleroCLI, backupScName, 5*time.Minute)).To(Succeed())
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})
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By(fmt.Sprintf("Restore %s", migrationNamespace), func() {
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if OriginVeleroCfg.SnapshotMoveData {
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By(fmt.Sprintf("Create a storage class %s for restore PV provisioned by storage class %s on different cloud provider", StorageClassName, KibishiiStorageClassName), func() {
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Expect(InstallStorageClass(context.Background(), fmt.Sprintf("../testdata/storage-class/%s.yaml", veleroCfg.StandbyClusterCloudProvider))).To(Succeed())
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})
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configmaptName := "datamover-storage-class-config"
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labels := map[string]string{"velero.io/change-storage-class": "RestoreItemAction",
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"velero.io/plugin-config": ""}
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data := map[string]string{KibishiiStorageClassName: StorageClassName}
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By(fmt.Sprintf("Create ConfigMap %s in namespace %s", configmaptName, veleroCfg.VeleroNamespace), func() {
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_, err := CreateConfigMap(veleroCfg.StandbyClient.ClientGo, veleroCfg.VeleroNamespace, configmaptName, labels, data)
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Expect(err).To(Succeed(), fmt.Sprintf("failed to create configmap in the namespace %q", veleroCfg.VeleroNamespace))
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})
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} else {
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Expect(VeleroRestore(context.Background(), veleroCfg.VeleroCLI,
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veleroCfg.VeleroNamespace, restoreScName, backupScName, "StorageClass")).To(Succeed(), func() string {
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RunDebug(context.Background(), veleroCfg.VeleroCLI,
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veleroCfg.VeleroNamespace, "", restoreName)
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return "Fail to restore workload"
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})
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}
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Expect(VeleroRestore(context.Background(), veleroCfg.VeleroCLI,
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veleroCfg.VeleroNamespace, restoreName, backupName, "")).To(Succeed(), func() string {
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RunDebug(context.Background(), veleroCfg.VeleroCLI,
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veleroCfg.VeleroNamespace, "", restoreName)
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return "Fail to restore workload"
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})
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})
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By(fmt.Sprintf("Verify workload %s after restore ", migrationNamespace), func() {
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Expect(KibishiiVerifyAfterRestore(*veleroCfg.StandbyClient, migrationNamespace,
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oneHourTimeout, &KibishiiData)).To(Succeed(), "Fail to verify workload after restore")
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})
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})
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})
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}
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