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Cache dir for udmrepo
394 lines
13 KiB
Go
394 lines
13 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 provider
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import (
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"context"
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"sync"
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"testing"
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"time"
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"github.com/kopia/kopia/repo"
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"github.com/kopia/kopia/snapshot/upload"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/mock"
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"github.com/stretchr/testify/require"
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corev1api "k8s.io/api/core/v1"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/client/fake"
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"github.com/vmware-tanzu/velero/internal/credentials"
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"github.com/vmware-tanzu/velero/internal/credentials/mocks"
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velerov1api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
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"github.com/vmware-tanzu/velero/pkg/repository"
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udmrepo "github.com/vmware-tanzu/velero/pkg/repository/udmrepo"
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udmrepomocks "github.com/vmware-tanzu/velero/pkg/repository/udmrepo/mocks"
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"github.com/vmware-tanzu/velero/pkg/uploader"
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"github.com/vmware-tanzu/velero/pkg/uploader/kopia"
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"github.com/vmware-tanzu/velero/pkg/util"
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)
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type FakeBackupProgressUpdater struct {
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PodVolumeBackup *velerov1api.PodVolumeBackup
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Log logrus.FieldLogger
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Ctx context.Context
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Cli client.Client
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}
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func (f *FakeBackupProgressUpdater) UpdateProgress(p *uploader.Progress) {}
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type FakeRestoreProgressUpdater struct {
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PodVolumeRestore *velerov1api.PodVolumeRestore
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Log logrus.FieldLogger
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Ctx context.Context
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Cli client.Client
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}
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func (f *FakeRestoreProgressUpdater) UpdateProgress(p *uploader.Progress) {}
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func TestRunBackup(t *testing.T) {
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testCases := []struct {
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name string
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hookBackupFunc func(ctx context.Context, fsUploader kopia.SnapshotUploader, repoWriter repo.RepositoryWriter, sourcePath string, realSource string, forceFull bool, parentSnapshot string, volMode uploader.PersistentVolumeMode, uploaderCfg map[string]string, tags map[string]string, log logrus.FieldLogger) (*uploader.SnapshotInfo, bool, error)
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volMode uploader.PersistentVolumeMode
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notError bool
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}{
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{
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name: "success to backup",
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hookBackupFunc: func(ctx context.Context, fsUploader kopia.SnapshotUploader, repoWriter repo.RepositoryWriter, sourcePath string, realSource string, forceFull bool, parentSnapshot string, volMode uploader.PersistentVolumeMode, uploaderCfg map[string]string, tags map[string]string, log logrus.FieldLogger) (*uploader.SnapshotInfo, bool, error) {
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return &uploader.SnapshotInfo{}, false, nil
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},
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notError: true,
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},
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{
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name: "get error to backup",
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hookBackupFunc: func(ctx context.Context, fsUploader kopia.SnapshotUploader, repoWriter repo.RepositoryWriter, sourcePath string, realSource string, forceFull bool, parentSnapshot string, volMode uploader.PersistentVolumeMode, uploaderCfg map[string]string, tags map[string]string, log logrus.FieldLogger) (*uploader.SnapshotInfo, bool, error) {
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return &uploader.SnapshotInfo{}, false, errors.New("failed to backup")
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},
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notError: false,
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},
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{
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name: "success to backup block mode volume",
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hookBackupFunc: func(ctx context.Context, fsUploader kopia.SnapshotUploader, repoWriter repo.RepositoryWriter, sourcePath string, realSource string, forceFull bool, parentSnapshot string, volMode uploader.PersistentVolumeMode, uploaderCfg map[string]string, tags map[string]string, log logrus.FieldLogger) (*uploader.SnapshotInfo, bool, error) {
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return &uploader.SnapshotInfo{}, false, nil
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},
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volMode: uploader.PersistentVolumeBlock,
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notError: true,
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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mockBRepo := udmrepomocks.NewBackupRepo(t)
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mockBRepo.On("GetAdvancedFeatures").Return(udmrepo.AdvancedFeatureInfo{})
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var kp kopiaProvider
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kp.log = logrus.New()
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kp.bkRepo = mockBRepo
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updater := FakeBackupProgressUpdater{PodVolumeBackup: &velerov1api.PodVolumeBackup{}, Log: kp.log, Ctx: t.Context(), Cli: fake.NewClientBuilder().WithScheme(util.VeleroScheme).Build()}
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if tc.volMode == "" {
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tc.volMode = uploader.PersistentVolumeFilesystem
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}
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BackupFunc = tc.hookBackupFunc
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_, _, _, _, err := kp.RunBackup(t.Context(), "var", "", nil, false, "", tc.volMode, map[string]string{}, &updater)
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if tc.notError {
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assert.NoError(t, err)
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} else {
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assert.Error(t, err)
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}
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})
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}
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}
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func TestRunRestore(t *testing.T) {
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testCases := []struct {
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name string
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hookRestoreFunc func(ctx context.Context, rep repo.RepositoryWriter, progress *kopia.Progress, snapshotID, dest string, volMode uploader.PersistentVolumeMode, uploaderCfg map[string]string, log logrus.FieldLogger, cancleCh chan struct{}) (int64, int32, error)
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notError bool
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volMode uploader.PersistentVolumeMode
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}{
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{
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name: "normal restore",
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hookRestoreFunc: func(ctx context.Context, rep repo.RepositoryWriter, progress *kopia.Progress, snapshotID, dest string, volMode uploader.PersistentVolumeMode, uploaderCfg map[string]string, log logrus.FieldLogger, cancleCh chan struct{}) (int64, int32, error) {
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return 0, 0, nil
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},
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notError: true,
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},
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{
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name: "normal block mode restore",
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hookRestoreFunc: func(ctx context.Context, rep repo.RepositoryWriter, progress *kopia.Progress, snapshotID, dest string, volMode uploader.PersistentVolumeMode, uploaderCfg map[string]string, log logrus.FieldLogger, cancleCh chan struct{}) (int64, int32, error) {
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return 0, 0, nil
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},
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volMode: uploader.PersistentVolumeBlock,
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notError: true,
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},
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{
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name: "failed to restore",
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hookRestoreFunc: func(ctx context.Context, rep repo.RepositoryWriter, progress *kopia.Progress, snapshotID, dest string, volMode uploader.PersistentVolumeMode, uploaderCfg map[string]string, log logrus.FieldLogger, cancleCh chan struct{}) (int64, int32, error) {
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return 0, 0, errors.New("failed to restore")
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},
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notError: false,
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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var kp kopiaProvider
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kp.log = logrus.New()
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updater := FakeRestoreProgressUpdater{PodVolumeRestore: &velerov1api.PodVolumeRestore{}, Log: kp.log, Ctx: t.Context(), Cli: fake.NewClientBuilder().WithScheme(util.VeleroScheme).Build()}
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if tc.volMode == "" {
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tc.volMode = uploader.PersistentVolumeFilesystem
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}
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RestoreFunc = tc.hookRestoreFunc
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_, err := kp.RunRestore(t.Context(), "", "/var", tc.volMode, map[string]string{}, &updater)
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if tc.notError {
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assert.NoError(t, err)
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} else {
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assert.Error(t, err)
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}
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})
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}
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}
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func TestCheckContext(t *testing.T) {
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testCases := []struct {
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name string
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finishChan chan struct{}
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restoreChan chan struct{}
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uploader *upload.Uploader
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expectCancel bool
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expectBackup bool
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expectRestore bool
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}{
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{
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name: "FinishChan",
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finishChan: make(chan struct{}),
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restoreChan: make(chan struct{}),
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uploader: &upload.Uploader{},
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expectCancel: false,
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expectBackup: false,
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expectRestore: false,
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},
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{
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name: "nil uploader",
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finishChan: make(chan struct{}),
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restoreChan: make(chan struct{}),
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uploader: nil,
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expectCancel: true,
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expectBackup: false,
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expectRestore: true,
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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var wg sync.WaitGroup
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wg.Add(1)
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if tc.expectBackup {
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go func() {
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wg.Wait()
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tc.restoreChan <- struct{}{}
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}()
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}
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ctx, cancel := context.WithCancel(t.Context())
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defer cancel()
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go func() {
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time.Sleep(100 * time.Millisecond)
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cancel()
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wg.Done()
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}()
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kp := &kopiaProvider{log: logrus.New()}
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kp.CheckContext(ctx, tc.finishChan, tc.restoreChan, tc.uploader)
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if tc.expectCancel && tc.uploader != nil {
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t.Error("Expected the uploader to be canceled")
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}
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if tc.expectBackup && tc.uploader == nil && len(tc.restoreChan) > 0 {
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t.Error("Expected the restore channel to be closed")
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}
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})
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}
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}
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func TestGetPassword(t *testing.T) {
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testCases := []struct {
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name string
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empytSecret bool
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credGetterFunc func(*mocks.SecretStore, *corev1api.SecretKeySelector)
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expectError bool
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expectedPass string
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}{
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{
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name: "valid credentials interface",
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credGetterFunc: func(ss *mocks.SecretStore, selector *corev1api.SecretKeySelector) {
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ss.On("Get", selector).Return("test", nil)
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},
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expectError: false,
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expectedPass: "test",
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},
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{
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name: "empty from secret",
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empytSecret: true,
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expectError: true,
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expectedPass: "",
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},
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{
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name: "ErrorGettingPassword",
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credGetterFunc: func(ss *mocks.SecretStore, selector *corev1api.SecretKeySelector) {
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ss.On("Get", selector).Return("", errors.New("error getting password"))
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},
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expectError: true,
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expectedPass: "",
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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// Mock CredentialGetter
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credGetter := &credentials.CredentialGetter{}
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mockCredGetter := &mocks.SecretStore{}
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if !tc.empytSecret {
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credGetter.FromSecret = mockCredGetter
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}
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repoKeySelector := &corev1api.SecretKeySelector{LocalObjectReference: corev1api.LocalObjectReference{Name: "velero-repo-credentials"}, Key: "repository-password"}
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if tc.credGetterFunc != nil {
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tc.credGetterFunc(mockCredGetter, repoKeySelector)
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}
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kp := &kopiaProvider{
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credGetter: credGetter,
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}
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password, err := kp.GetPassword(nil)
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if tc.expectError {
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require.Error(t, err, "Expected an error")
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} else {
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require.NoError(t, err, "Expected no error")
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}
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assert.Equal(t, tc.expectedPass, password, "Expected password to match")
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})
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}
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}
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func (m *MockCredentialGetter) GetCredentials() (string, error) {
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args := m.Called()
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return args.String(0), args.Error(1)
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}
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// MockRepoSvc is a mock implementation of the RepoService interface.
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type MockRepoSvc struct {
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mock.Mock
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}
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func (m *MockRepoSvc) Open(ctx context.Context, opts udmrepo.RepoOptions) (udmrepo.BackupRepo, error) {
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args := m.Called(ctx, opts)
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return args.Get(0).(udmrepo.BackupRepo), args.Error(1)
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}
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func TestNewKopiaUploaderProvider(t *testing.T) {
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requestorType := "testRequestor"
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ctx := t.Context()
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backupRepo := repository.NewBackupRepository(velerov1api.DefaultNamespace, repository.BackupRepositoryKey{VolumeNamespace: "fake-volume-ns-02", BackupLocation: "fake-bsl-02", RepositoryType: "fake-repository-type-02"})
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mockLog := logrus.New()
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// Define test cases
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testCases := []struct {
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name string
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mockCredGetter *mocks.SecretStore
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mockBackupRepoService udmrepo.BackupRepoService
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expectedError string
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}{
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{
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name: "Success",
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mockCredGetter: func() *mocks.SecretStore {
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mockCredGetter := &mocks.SecretStore{}
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mockCredGetter.On("Get", mock.Anything).Return("test", nil)
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return mockCredGetter
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}(),
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mockBackupRepoService: func() udmrepo.BackupRepoService {
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backupRepoService := &udmrepomocks.BackupRepoService{}
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var backupRepo udmrepo.BackupRepo
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backupRepoService.On("Open", t.Context(), mock.Anything).Return(backupRepo, nil)
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return backupRepoService
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}(),
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expectedError: "",
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},
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{
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name: "Error to get repo options",
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mockCredGetter: func() *mocks.SecretStore {
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mockCredGetter := &mocks.SecretStore{}
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mockCredGetter.On("Get", mock.Anything).Return("test", errors.New("failed to get password"))
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return mockCredGetter
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}(),
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mockBackupRepoService: func() udmrepo.BackupRepoService {
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backupRepoService := &udmrepomocks.BackupRepoService{}
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var backupRepo udmrepo.BackupRepo
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backupRepoService.On("Open", t.Context(), mock.Anything).Return(backupRepo, nil)
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return backupRepoService
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}(),
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expectedError: "error to get repo options",
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},
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{
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name: "Error open repository service",
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mockCredGetter: func() *mocks.SecretStore {
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mockCredGetter := &mocks.SecretStore{}
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mockCredGetter.On("Get", mock.Anything).Return("test", nil)
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return mockCredGetter
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}(),
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mockBackupRepoService: func() udmrepo.BackupRepoService {
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backupRepoService := &udmrepomocks.BackupRepoService{}
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var backupRepo udmrepo.BackupRepo
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backupRepoService.On("Open", t.Context(), mock.Anything).Return(backupRepo, errors.New("failed to init repository"))
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return backupRepoService
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}(),
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expectedError: "Failed to find kopia repository",
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},
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}
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// Iterate through test cases
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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credGetter := &credentials.CredentialGetter{FromSecret: tc.mockCredGetter}
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BackupRepoServiceCreateFunc = func(string, logrus.FieldLogger) udmrepo.BackupRepoService {
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return tc.mockBackupRepoService
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}
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// Call the function being tested.
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_, err := NewKopiaUploaderProvider(requestorType, ctx, credGetter, backupRepo, mockLog)
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// Assertions
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if tc.expectedError != "" {
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require.ErrorContains(t, err, tc.expectedError)
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} else {
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require.NoError(t, err)
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}
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// Verify that the expected methods were called on the mocks.
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tc.mockCredGetter.AssertExpectations(t)
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})
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}
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}
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