Files
cloudpods/pkg/compute/tasks/disk_reset_task.go
2022-04-22 11:04:13 +08:00

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// 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"
"yunion.io/x/log"
"yunion.io/x/pkg/errors"
api "yunion.io/x/onecloud/pkg/apis/compute"
"yunion.io/x/onecloud/pkg/cloudcommon/db"
"yunion.io/x/onecloud/pkg/cloudcommon/db/taskman"
"yunion.io/x/onecloud/pkg/compute/models"
"yunion.io/x/onecloud/pkg/util/logclient"
)
type DiskResetTask struct {
SDiskBaseTask
}
func init() {
taskman.RegisterTask(DiskResetTask{})
taskman.RegisterTask(DiskCleanUpSnapshotsTask{})
}
func (self *DiskResetTask) getSnapshot() (*models.SSnapshot, error) {
snapshotId, err := self.Params.GetString("snapshot_id")
if err != nil {
return nil, errors.Wrap(err, "Get snapshotId")
}
snapshot, err := models.SnapshotManager.FetchById(snapshotId)
if err != nil {
return nil, errors.Wrapf(err, "SnapshotManager.FetchById(%s)", snapshotId)
}
return snapshot.(*models.SSnapshot), nil
}
func (self *DiskResetTask) TaskFailed(ctx context.Context, disk *models.SDisk, reason error) {
disk.SetStatus(self.UserCred, api.DISK_READY, "")
logclient.AddActionLogWithStartable(self, disk, logclient.ACT_RESET_DISK, reason, self.UserCred, false)
snapshot, _ := self.getSnapshot()
if snapshot != nil {
logclient.AddActionLogWithStartable(self, snapshot, logclient.ACT_RESET_DISK, reason, self.UserCred, false)
}
self.SetStageFailed(ctx, jsonutils.Marshal(reason))
guests := disk.GetGuests()
if len(guests) == 1 {
guests[0].SetStatus(self.UserCred, api.VM_DISK_RESET_FAIL, reason.Error())
}
}
func (self *DiskResetTask) TaskCompleted(ctx context.Context, disk *models.SDisk, data *jsonutils.JSONDict) {
guests := disk.GetGuests()
if jsonutils.QueryBoolean(self.Params, "auto_start", false) {
if len(guests) == 1 {
self.SetStage("OnStartGuest", nil)
guests[0].StartGueststartTask(ctx, self.UserCred, nil, self.GetTaskId())
}
} else {
if len(guests) == 1 && !self.IsSubtask() {
guests[0].SetStatus(self.UserCred, api.VM_READY, "")
}
// data不能为空指针否则会导致AddActionLog抛空指针异常
if data == nil {
data = jsonutils.NewDict()
}
logclient.AddActionLogWithStartable(self, disk, logclient.ACT_RESET_DISK, data, self.UserCred, true)
snapshot, _ := self.getSnapshot()
if snapshot != nil {
logclient.AddActionLogWithStartable(self, snapshot, logclient.ACT_RESET_DISK, data, self.UserCred, true)
}
self.SetStageComplete(ctx, data)
}
}
func (self *DiskResetTask) OnStartGuest(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
if data == nil {
data = jsonutils.NewDict()
}
logclient.AddActionLogWithStartable(self, disk, logclient.ACT_RESET_DISK, data, self.UserCred, true)
snapshot, _ := self.getSnapshot()
if snapshot != nil {
logclient.AddActionLogWithStartable(self, snapshot, logclient.ACT_RESET_DISK, data, self.UserCred, true)
}
self.SetStageComplete(ctx, nil)
}
func (self *DiskResetTask) OnInit(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
disk := obj.(*models.SDisk)
storage, err := disk.GetStorage()
if err != nil {
self.TaskFailed(ctx, disk, errors.Wrapf(err, "disk.GetStorage"))
return
}
host, err := storage.GetMasterHost()
if err != nil {
self.TaskFailed(ctx, disk, errors.Wrapf(err, "storage.GetMasterHost"))
return
}
self.RequestResetDisk(ctx, disk, host)
}
func (self *DiskResetTask) RequestResetDisk(ctx context.Context, disk *models.SDisk, host *models.SHost) {
snapshot, err := self.getSnapshot()
if err != nil {
self.TaskFailed(ctx, disk, errors.Wrap(err, "getSnapshot"))
return
}
params := snapshot.GetRegionDriver().GetDiskResetParams(snapshot)
self.SetStage("OnRequestResetDisk", nil)
err = host.GetHostDriver().RequestResetDisk(ctx, host, disk, params, self)
if err != nil {
self.TaskFailed(ctx, disk, errors.Wrap(err, "RequestResetDisk"))
}
}
func (self *DiskResetTask) OnRequestResetDiskFailed(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
self.TaskFailed(ctx, disk, fmt.Errorf(data.String()))
}
func (self *DiskResetTask) OnRequestResetDisk(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
snapshot, err := self.getSnapshot()
if err != nil {
self.TaskFailed(ctx, disk, errors.Wrap(err, "getSnapshot"))
return
}
err = snapshot.GetRegionDriver().OnDiskReset(ctx, self.UserCred, disk, snapshot, data)
if err != nil {
self.TaskFailed(ctx, disk, errors.Wrap(err, "OnDiskReset"))
return
}
disk.SetStatus(self.UserCred, api.DISK_READY, "")
self.TaskCompleted(ctx, disk, nil)
}
type DiskCleanUpSnapshotsTask struct {
SDiskBaseTask
}
func (self *DiskCleanUpSnapshotsTask) OnInit(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
disk := obj.(*models.SDisk)
self.StartCleanUpSnapshots(ctx, disk)
}
func (self *DiskCleanUpSnapshotsTask) StartCleanUpSnapshots(ctx context.Context, disk *models.SDisk) {
db.OpsLog.LogEvent(disk, db.ACT_DISK_CLEAN_UP_SNAPSHOTS,
fmt.Sprintf("start clean up disk snapshots: %s", self.Params.String()), self.UserCred)
var host *models.SHost
guests := disk.GetGuests()
if len(guests) == 1 {
host, _ = guests[0].GetHost()
} else {
self.SetStageFailed(ctx, jsonutils.NewString("Disk can't get guest"))
return
}
self.SetStage("OnCleanUpSnapshots", nil)
err := host.GetHostDriver().RequestCleanUpDiskSnapshots(ctx, host, disk, self.Params, self)
if err != nil {
self.SetStageFailed(ctx, jsonutils.NewString(err.Error()))
}
}
func (self *DiskCleanUpSnapshotsTask) OnCleanUpSnapshots(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
convertSnapshots, _ := self.Params.GetArray("convert_snapshots")
for i := 0; i < len(convertSnapshots); i++ {
snapshot_id, _ := convertSnapshots[i].GetString()
iSnapshot, err := models.SnapshotManager.FetchById(snapshot_id)
if err != nil {
log.Errorf("OnCleanUpSnapshots Fetch snapshot by id(%s) error:%s", snapshot_id, err.Error())
continue
}
snapshot := iSnapshot.(*models.SSnapshot)
db.Update(snapshot, func() error {
snapshot.OutOfChain = true
return nil
})
}
deleteSnapshots, _ := self.Params.GetArray("delete_snapshots")
for i := 0; i < len(deleteSnapshots); i++ {
snapshot_id, _ := deleteSnapshots[i].GetString()
iSnapshot, err := models.SnapshotManager.FetchById(snapshot_id)
if err != nil {
log.Errorf("OnCleanUpSnapshots Fetch snapshot by id(%s) error:%s", snapshot_id, err.Error())
continue
}
snapshot := iSnapshot.(*models.SSnapshot)
snapshot.RealDelete(ctx, self.UserCred)
}
self.SetStageComplete(ctx, nil)
}
func (self *DiskCleanUpSnapshotsTask) OnCleanUpSnapshotsFailed(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
db.OpsLog.LogEvent(disk, db.ACT_DISK_CLEAN_UP_SNAPSHOTS_FAIL, data, self.UserCred)
self.SetStageFailed(ctx, data)
}