Files
cloudpods/pkg/compute/tasks/disk_backup_recovery_task.go
2024-02-01 20:44:40 +08:00

122 lines
4.1 KiB
Go

// Copyright 2019 Yunion
//
// 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 tasks
import (
"context"
"fmt"
"yunion.io/x/jsonutils"
api "yunion.io/x/onecloud/pkg/apis/compute"
"yunion.io/x/onecloud/pkg/cloudcommon/db"
"yunion.io/x/onecloud/pkg/cloudcommon/db/lockman"
"yunion.io/x/onecloud/pkg/cloudcommon/db/taskman"
"yunion.io/x/onecloud/pkg/compute/models"
"yunion.io/x/onecloud/pkg/util/logclient"
)
type DiskBackupRecoveryTask struct {
taskman.STask
}
func init() {
taskman.RegisterTask(DiskBackupRecoveryTask{})
}
func (self *DiskBackupRecoveryTask) taskFaild(ctx context.Context, backup *models.SDiskBackup, reason jsonutils.JSONObject) {
reasonStr, _ := reason.GetString()
backup.SetStatus(ctx, self.UserCred, api.BACKUP_STATUS_RECOVERY_FAILED, reasonStr)
logclient.AddActionLogWithStartable(self, backup, logclient.ACT_RECOVERY, reason, self.UserCred, false)
self.SetStageFailed(ctx, reason)
}
func (self *DiskBackupRecoveryTask) taskSuccess(ctx context.Context, backup *models.SDiskBackup, data *jsonutils.JSONDict) {
backup.SetStatus(ctx, self.UserCred, api.BACKUP_STATUS_READY, "")
logclient.AddActionLogWithStartable(self, backup, logclient.ACT_RECOVERY, nil, self.UserCred, true)
self.SetStageComplete(ctx, data)
}
func (self *DiskBackupRecoveryTask) OnInit(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
backup := obj.(*models.SDiskBackup)
diskName, _ := self.Params.GetString("disk_name")
if diskName == "" {
diskName = backup.DiskConfig.Name
}
diskConfig := &backup.DiskConfig.DiskConfig
diskConfig.ImageId = ""
diskConfig.SnapshotId = ""
diskConfig.BackupId = backup.GetId()
input := api.DiskCreateInput{}
input.GenerateName = diskName
input.Description = fmt.Sprintf("recovered from backup %s", backup.GetName())
input.Hypervisor = api.HYPERVISOR_KVM
input.DiskConfig = diskConfig
ownerId := backup.GetOwnerId()
input.ProjectDomainId = ownerId.GetProjectDomainId()
input.ProjectId = ownerId.GetProjectId()
if backup.IsEncrypted() {
input.EncryptKeyId = &backup.EncryptKeyId
}
params := input.JSON(input)
diskObj, err := db.DoCreate(models.DiskManager, ctx, self.UserCred, nil, params, ownerId)
if err != nil {
self.taskFaild(ctx, backup, jsonutils.NewString(err.Error()))
return
}
disk := diskObj.(*models.SDisk)
err = backup.InheritTo(ctx, self.UserCred, disk)
if err != nil {
self.taskFaild(ctx, backup, jsonutils.NewString(err.Error()))
return
}
func() {
lockman.LockObject(ctx, disk)
defer lockman.ReleaseObject(ctx, disk)
disk.PostCreate(ctx, self.UserCred, backup.GetOwnerId(), nil, params)
}()
params.Set("disk_id", jsonutils.NewString(disk.Id))
self.SetStage("OnCreateDisk", params)
params.Set("parent_task_id", jsonutils.NewString(self.GetTaskId()))
models.DiskManager.OnCreateComplete(ctx, []db.IModel{disk}, self.UserCred, ownerId, nil, []jsonutils.JSONObject{params})
}
func (self *DiskBackupRecoveryTask) OnCreateDisk(ctx context.Context, backup *models.SDiskBackup, data jsonutils.JSONObject) {
diskId, _ := self.Params.GetString("disk_id")
disk := models.DiskManager.FetchDiskById(diskId)
if disk == nil {
self.taskFaild(ctx, backup, jsonutils.NewString(fmt.Sprintf("disk %s disappeared", diskId)))
return
}
imageId := backup.DiskConfig.ImageId
snapshotId := backup.DiskConfig.SnapshotId
db.Update(disk, func() error {
disk.TemplateId = imageId
disk.SnapshotId = snapshotId
return nil
})
self.taskSuccess(ctx, backup, nil)
}
func (self *DiskBackupRecoveryTask) OnCreateDiskFailed(ctx context.Context, backup *models.SDiskBackup, data jsonutils.JSONObject) {
self.taskFaild(ctx, backup, data)
}