Files
cloudpods/pkg/compute/tasks/disk/disk_migrate_task.go
2025-03-09 09:16:27 +08:00

273 lines
9.3 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 disk
import (
"context"
"fmt"
"yunion.io/x/jsonutils"
"yunion.io/x/pkg/errors"
"yunion.io/x/pkg/utils"
"yunion.io/x/onecloud/pkg/apis/compute"
schedapi "yunion.io/x/onecloud/pkg/apis/scheduler"
"yunion.io/x/onecloud/pkg/cloudcommon/db"
"yunion.io/x/onecloud/pkg/cloudcommon/db/taskman"
"yunion.io/x/onecloud/pkg/cloudcommon/notifyclient"
"yunion.io/x/onecloud/pkg/compute/models"
taskutils "yunion.io/x/onecloud/pkg/compute/tasks/utils"
"yunion.io/x/onecloud/pkg/util/logclient"
)
type DiskMigrateTask struct {
taskutils.SSchedTask
}
func init() {
taskman.RegisterTask(DiskMigrateTask{})
}
func (task *DiskMigrateTask) TaskComplete(ctx context.Context, disk *models.SDisk) {
task.SetStageComplete(ctx, nil)
db.OpsLog.LogEvent(disk, db.ACT_MIGRATE, "Migrate success", task.UserCred)
logclient.AddActionLogWithContext(ctx, disk, logclient.ACT_MIGRATE, task.Params, task.UserCred, true)
}
func (task *DiskMigrateTask) markFailed(ctx context.Context, disk *models.SDisk, reason jsonutils.JSONObject) {
disk.SetStatus(ctx, task.UserCred, compute.DISK_MIGRATE_FAIL, reason.String())
db.OpsLog.LogEvent(disk, db.ACT_MIGRATE_FAIL, reason, task.UserCred)
logclient.AddActionLogWithContext(ctx, disk, logclient.ACT_MIGRATE, reason, task.UserCred, false)
notifyclient.NotifySystemErrorWithCtx(ctx, disk.Id, disk.Name, compute.DISK_MIGRATE_FAIL, reason.String())
notifyclient.EventNotify(ctx, task.GetUserCred(), notifyclient.SEventNotifyParam{
Obj: disk,
Action: notifyclient.ActionMigrate,
IsFail: true,
})
}
func (task *DiskMigrateTask) TaskFailed(ctx context.Context, disk *models.SDisk, reason jsonutils.JSONObject) {
task.markFailed(ctx, disk, reason)
task.SetStageFailed(ctx, reason)
}
func (task *DiskMigrateTask) GetSchedParams() (*schedapi.ScheduleInput, error) {
obj := task.GetObject()
disk := obj.(*models.SDisk)
targetStorageId, _ := task.Params.GetString("target_storage_id")
return disk.GetSchedMigrateParams(targetStorageId)
}
func (task *DiskMigrateTask) OnInit(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
taskutils.StartScheduleObjects(ctx, task, []db.IStandaloneModel{obj})
}
func (task *DiskMigrateTask) OnScheduleFailCallback(ctx context.Context, obj taskutils.IScheduleModel, reason jsonutils.JSONObject, index int) {
// do nothing
}
func (task *DiskMigrateTask) OnScheduleFailed(ctx context.Context, reason jsonutils.JSONObject) {
obj := task.GetObject()
disk := obj.(*models.SDisk)
task.TaskFailed(ctx, disk, reason)
}
func (task *DiskMigrateTask) SaveScheduleResult(ctx context.Context, obj taskutils.IScheduleModel, candidate *schedapi.CandidateResource, index int) {
disk := obj.(*models.SDisk)
targetHostId := candidate.HostId
storageIds := candidate.Disks[0].StorageIds
targetHost := models.HostManager.FetchHostById(targetHostId)
if targetHost == nil {
task.TaskFailed(ctx, disk, jsonutils.NewString("target host not found?"))
return
}
if len(storageIds) == 0 {
task.TaskFailed(ctx, disk, jsonutils.NewString("no target storage found?"))
return
}
var storageId string
for i := range storageIds {
if storageIds[i] != disk.StorageId {
storageId = storageIds[i]
break
}
}
storage := models.StorageManager.FetchStorageById(storageId)
if storage == nil {
task.TaskFailed(ctx, disk, jsonutils.NewString("target storage not found?"))
return
}
task.Params.Set("target_host_id", jsonutils.NewString(targetHostId))
task.Params.Set("target_storage_id", jsonutils.NewString(storage.Id))
task.SetStage("OnStorageCacheImage", nil)
if disk.TemplateId != "" {
format, err := disk.GetCacheImageFormat(ctx)
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(fmt.Sprintf("disk get cache image format failed %s", err)))
return
}
input := compute.CacheImageInput{
ImageId: disk.GetTemplateId(),
Format: format,
ParentTaskId: task.GetTaskId(),
}
disk.SetStatus(ctx, task.UserCred, compute.DISK_IMAGE_CACHING, "On disk migrate save schedule result")
storagecache := storage.GetStoragecache()
storagecache.StartImageCacheTask(ctx, task.UserCred, input)
} else {
task.OnStorageCacheImage(ctx, disk, nil)
}
}
func (task *DiskMigrateTask) OnStorageCacheImage(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
disk.SetStatus(ctx, task.UserCred, compute.DISK_MIGRATING, "On disk migrate start migrate")
storage, err := disk.GetStorage()
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(err.Error()))
return
}
sourceHost, err := storage.GetMasterHost()
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(err.Error()))
return
}
driver, err := sourceHost.GetHostDriver()
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(err.Error()))
return
}
ret, err := driver.RequestDiskSrcMigratePrepare(ctx, sourceHost, disk, task)
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(err.Error()))
return
}
snapshotsUri := fmt.Sprintf("%s/download/snapshots/", sourceHost.ManagerUri)
diskUri := fmt.Sprintf("%s/download/disks/", sourceHost.ManagerUri)
body := jsonutils.NewDict()
if ret != nil {
body.Update(ret.(*jsonutils.JSONDict))
}
snapChain := []string{}
if ret.Contains("disk_snaps_chain") {
err = ret.Unmarshal(&snapChain, "disk_snaps_chain")
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(errors.Wrap(err, "unmarshal snap chain").Error()))
return
}
}
outChainSnapshotIds := jsonutils.NewArray()
snapshots := models.SnapshotManager.GetDiskSnapshots(disk.Id)
for j := 0; j < len(snapshots); j++ {
if !utils.IsInStringArray(snapshots[j].Id, snapChain) {
outChainSnapshotIds.Add(jsonutils.NewString(snapshots[j].Id))
}
}
body.Set("out_chain_snapshots", outChainSnapshotIds)
body.Set("snapshots_uri", jsonutils.NewString(snapshotsUri))
body.Set("disk_uri", jsonutils.NewString(diskUri))
body.Set("src_storage_id", jsonutils.NewString(disk.StorageId))
if disk.TemplateId != "" {
body.Set("template_id", jsonutils.NewString(disk.TemplateId))
}
targetHostId, _ := task.Params.GetString("target_host_id")
targetHost := models.HostManager.FetchHostById(targetHostId)
targetStorageId, _ := task.Params.GetString("target_storage_id")
targetStorage := models.StorageManager.FetchStorageById(targetStorageId)
task.SetStage("OnDiskMigrate", nil)
targetDriver, err := targetHost.GetHostDriver()
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(errors.Wrap(err, "GetHostDriver").Error()))
return
}
if err = targetDriver.RequestDiskMigrate(ctx, targetHost, targetStorage, disk, task, body); err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(fmt.Sprintf("failed request disk migrate %s", err)))
return
}
}
func (task *DiskMigrateTask) OnDiskMigrate(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
srcStorage, _ := disk.GetStorage()
srcHost, _ := srcStorage.GetMasterHost()
diskPath, _ := data.GetString("disk_path")
targetStorageId, _ := task.Params.GetString("target_storage_id")
_, err := db.Update(disk, func() error {
//disk.Status = compute.DISK_READY
disk.StorageId = targetStorageId
if diskPath != "" {
disk.AccessPath = diskPath
}
return nil
})
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(fmt.Sprintf("db failed update disk %s", err)))
return
}
snapshots := models.SnapshotManager.GetDiskSnapshots(disk.Id)
for _, snapshot := range snapshots {
_, err := db.Update(&snapshot, func() error {
snapshot.StorageId = targetStorageId
return nil
})
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(fmt.Sprintf("db failed update disk snapshot %s %s", snapshot.Id, err)))
return
}
}
task.SetStage("OnDeallocateSourceDisk", nil)
driver, err := srcHost.GetHostDriver()
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(fmt.Sprintf("GetHostDriver: %v", err)))
return
}
err = driver.RequestDeallocateDiskOnHost(ctx, srcHost, srcStorage, disk, true, task)
if err != nil {
task.TaskFailed(ctx, disk, jsonutils.NewString(fmt.Sprintf("failed deallocate disk on src storage %s", err)))
return
}
}
func (task *DiskMigrateTask) OnDiskMigrateFailed(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
task.TaskFailed(ctx, disk, data)
}
func (task *DiskMigrateTask) OnDeallocateSourceDisk(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
db.Update(disk, func() error {
disk.Status = compute.DISK_READY
return nil
})
task.SetStageComplete(ctx, nil)
db.OpsLog.LogEvent(disk, db.ACT_MIGRATE, "OnDeallocateSourceDisk", task.UserCred)
logclient.AddActionLogWithContext(ctx, disk, logclient.ACT_MIGRATE, task.Params, task.UserCred, true)
}
func (task *DiskMigrateTask) OnDeallocateSourceDiskFailed(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
task.TaskFailed(ctx, disk, data)
}