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fakebackupengine.go
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fakebackupengine.go
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/*
Copyright 2022 The Vitess Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package mysqlctl
import (
"context"
"time"
"vitess.io/vitess/go/vt/mysqlctl/backupstorage"
tabletmanagerdatapb "vitess.io/vitess/go/vt/proto/tabletmanagerdata"
)
type FakeBackupEngine struct {
ExecuteBackupCalls []FakeBackupEngineExecuteBackupCall
ExecuteBackupDuration time.Duration
ExecuteBackupReturn FakeBackupEngineExecuteBackupReturn
ExecuteRestoreCalls []FakeBackupEngineExecuteRestoreCall
ExecuteRestoreDuration time.Duration
ExecuteRestoreReturn FakeBackupEngineExecuteRestoreReturn
ShouldDrainForBackupCalls int
ShouldDrainForBackupReturn bool
}
type FakeBackupEngineExecuteBackupCall struct {
BackupParams BackupParams
BackupHandle backupstorage.BackupHandle
}
type FakeBackupEngineExecuteBackupReturn struct {
Ok bool
Err error
}
type FakeBackupEngineExecuteRestoreCall struct {
BackupHandle backupstorage.BackupHandle
RestoreParams RestoreParams
}
type FakeBackupEngineExecuteRestoreReturn struct {
Manifest *BackupManifest
Err error
}
func (be *FakeBackupEngine) ExecuteBackup(
ctx context.Context,
params BackupParams,
bh backupstorage.BackupHandle,
) (bool, error) {
be.ExecuteBackupCalls = append(be.ExecuteBackupCalls, FakeBackupEngineExecuteBackupCall{params, bh})
if be.ExecuteBackupDuration > 0 {
time.Sleep(be.ExecuteBackupDuration)
}
return be.ExecuteBackupReturn.Ok, be.ExecuteBackupReturn.Err
}
func (be *FakeBackupEngine) ExecuteRestore(
ctx context.Context, params RestoreParams,
bh backupstorage.BackupHandle,
) (*BackupManifest, error) {
be.ExecuteRestoreCalls = append(be.ExecuteRestoreCalls, FakeBackupEngineExecuteRestoreCall{bh, params})
// mark restore as in progress
if err := createStateFile(params.Cnf); err != nil {
return nil, err
}
if be.ExecuteRestoreDuration > 0 {
time.Sleep(be.ExecuteRestoreDuration)
}
return be.ExecuteRestoreReturn.Manifest, be.ExecuteRestoreReturn.Err
}
func (be *FakeBackupEngine) ShouldDrainForBackup(req *tabletmanagerdatapb.BackupRequest) bool {
be.ShouldDrainForBackupCalls = be.ShouldDrainForBackupCalls + 1
return be.ShouldDrainForBackupReturn
}