Files
cloudpods/pkg/compute/tasks/guest_delete_task.go
2019-07-29 15:13:27 +08:00

290 lines
11 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"
"yunion.io/x/log"
"yunion.io/x/pkg/utils"
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/cloudcommon/notifyclient"
"yunion.io/x/onecloud/pkg/compute/models"
"yunion.io/x/onecloud/pkg/compute/options"
"yunion.io/x/onecloud/pkg/mcclient/modules/notify"
"yunion.io/x/onecloud/pkg/util/logclient"
)
type GuestDeleteTask struct {
SGuestBaseTask
}
func init() {
taskman.RegisterTask(GuestDeleteTask{})
}
func (self *GuestDeleteTask) OnInit(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
host := guest.GetHost()
if guest.Hypervisor == api.HYPERVISOR_BAREMETAL && host != nil && host.HostType != api.HOST_TYPE_BAREMETAL {
// if a fake server for converted hypervisor, then just skip stop
self.OnGuestStopComplete(ctx, obj, data)
return
}
if len(guest.BackupHostId) > 0 {
self.SetStage("OnMasterHostStopGuestComplete", nil)
if err := guest.GetDriver().RequestStopGuestForDelete(ctx, guest, nil, self); err != nil {
log.Errorf("RequestStopGuestForDelete fail %s", err)
self.OnMasterHostStopGuestComplete(ctx, guest, nil)
}
} else {
self.SetStage("OnGuestStopComplete", nil)
if err := guest.GetDriver().RequestStopGuestForDelete(ctx, guest, nil, self); err != nil {
log.Errorf("RequestStopGuestForDelete fail %s", err)
self.OnGuestStopComplete(ctx, guest, nil)
}
}
}
func (self *GuestDeleteTask) OnMasterHostStopGuestComplete(ctx context.Context, guest *models.SGuest, data jsonutils.JSONObject) {
self.SetStage("OnGuestStopComplete", nil)
host := models.HostManager.FetchHostById(guest.BackupHostId)
err := guest.GetDriver().RequestStopGuestForDelete(ctx, guest, host, self)
if err != nil {
log.Errorf("RequestStopGuestForDelete fail %s", err)
self.OnGuestStopComplete(ctx, guest, nil)
}
}
func (self *GuestDeleteTask) OnMasterHostStopGuestCompleteFailed(ctx context.Context, guest *models.SGuest, data jsonutils.JSONObject) {
self.OnGuestStopComplete(ctx, guest, nil) // ignore stop error
}
func (self *GuestDeleteTask) OnGuestStopComplete(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
eip, _ := guest.GetEip()
if eip != nil && eip.Mode != api.EIP_MODE_INSTANCE_PUBLICIP {
// detach floating EIP only
if jsonutils.QueryBoolean(self.Params, "purge", false) {
// purge locally
eip.Dissociate(ctx, self.UserCred)
self.OnEipDissociateComplete(ctx, guest, nil)
} else {
self.SetStage("OnEipDissociateComplete", nil)
eip.StartEipDissociateTask(ctx, self.UserCred, false, self.GetTaskId())
}
} else {
self.OnEipDissociateComplete(ctx, obj, nil)
}
}
func (self *GuestDeleteTask) OnGuestStopCompleteFailed(ctx context.Context, obj db.IStandaloneModel, err jsonutils.JSONObject) {
self.OnGuestStopComplete(ctx, obj, err) // ignore stop error
}
func (self *GuestDeleteTask) OnEipDissociateCompleteFailed(ctx context.Context, obj db.IStandaloneModel, err jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
self.OnFailed(ctx, guest, err)
}
func (self *GuestDeleteTask) OnEipDissociateComplete(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
self.SetStage("OnDiskDetachComplete", nil)
self.OnDiskDetachComplete(ctx, obj, data)
}
// remove detachable disks
func (self *GuestDeleteTask) OnDiskDetachComplete(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
log.Debugf("OnDiskDetachComplete")
guest := obj.(*models.SGuest)
guestdisks := guest.GetDisks()
if len(guestdisks) == 0 {
self.doClearSecurityGroupComplete(ctx, guest)
return
}
lastDisk := guestdisks[len(guestdisks)-1].GetDisk() // remove last detachable disk
log.Debugf("lastDisk IsDetachable?? %v", lastDisk.IsDetachable())
if !lastDisk.IsDetachable() {
self.doClearSecurityGroupComplete(ctx, guest)
return
}
purge := jsonutils.QueryBoolean(self.Params, "purge", false)
guest.StartGuestDetachdiskTask(ctx, self.UserCred, lastDisk, true, self.GetTaskId(), purge)
}
func (self *GuestDeleteTask) OnDiskDetachCompleteFailed(ctx context.Context, obj db.IStandaloneModel, err jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
self.OnFailed(ctx, guest, err)
}
// revoke all secgroups
func (self *GuestDeleteTask) doClearSecurityGroupComplete(ctx context.Context, guest *models.SGuest) {
log.Debugf("doClearSecurityGroupComplete")
models.IsolatedDeviceManager.ReleaseDevicesOfGuest(ctx, guest, self.UserCred)
guest.RevokeAllSecgroups(ctx, self.UserCred)
// sync revoked secgroups to remote cloud
self.SetStage("OnSyncConfigComplete", nil)
guest.StartSyncTaskWithoutSyncstatus(ctx, self.UserCred, false, self.GetTaskId())
}
func (self *GuestDeleteTask) OnSyncConfigComplete(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
isPurge := jsonutils.QueryBoolean(self.Params, "purge", false)
overridePendingDelete := jsonutils.QueryBoolean(self.Params, "override_pending_delete", false)
if options.Options.EnablePendingDelete && !isPurge && !overridePendingDelete {
if guest.PendingDeleted {
self.SetStageComplete(ctx, nil)
return
}
log.Debugf("XXXXXXX Do guest pending delete... XXXXXXX")
guestStatus, _ := self.Params.GetString("guest_status")
if !utils.IsInStringArray(guestStatus, []string{
api.VM_SCHEDULE_FAILED, api.VM_NETWORK_FAILED, api.VM_DISK_FAILED,
api.VM_CREATE_FAILED, api.VM_DEVICE_FAILED}) {
self.StartPendingDeleteGuest(ctx, guest)
return
}
}
log.Debugf("XXXXXXX Do real delete on guest ... XXXXXXX")
self.doStartDeleteGuest(ctx, guest)
}
func (self *GuestDeleteTask) OnSyncConfigCompleteFailed(ctx context.Context, obj db.IStandaloneModel, err jsonutils.JSONObject) {
// guest := obj.(*models.SGuest)
// self.OnFailed(ctx, guest, err)
self.OnSyncConfigComplete(ctx, obj, err) // ignore sync config failed error
}
func (self *GuestDeleteTask) OnGuestDeleteFailed(ctx context.Context, obj db.IStandaloneModel, err jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
self.OnFailed(ctx, guest, err)
}
func (self *GuestDeleteTask) doStartDeleteGuest(ctx context.Context, obj db.IStandaloneModel) {
guest := obj.(*models.SGuest)
guest.SetStatus(self.UserCred, api.VM_DELETING, "delete server after stop")
db.OpsLog.LogEvent(guest, db.ACT_DELOCATING, nil, self.UserCred)
self.StartDeleteGuest(ctx, guest)
}
func (self *GuestDeleteTask) StartPendingDeleteGuest(ctx context.Context, guest *models.SGuest) {
guest.DoPendingDelete(ctx, self.UserCred)
self.SetStage("OnPendingDeleteComplete", nil)
guest.StartSyncstatus(ctx, self.UserCred, self.GetTaskId())
}
func (self *GuestDeleteTask) OnPendingDeleteComplete(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
if !guest.IsSystem {
self.NotifyServerDeleted(ctx, guest)
}
// self.SetStage("on_sync_guest_conf_complete", nil)
logclient.AddActionLogWithStartable(self, guest, logclient.ACT_PENDING_DELETE, nil, self.UserCred, true)
// guest.StartSyncTask(ctx, self.UserCred, false, self.GetTaskId())
self.SetStageComplete(ctx, nil)
}
func (self *GuestDeleteTask) OnPendingDeleteCompleteFailed(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
self.OnPendingDeleteComplete(ctx, obj, nil)
}
func (self *GuestDeleteTask) StartDeleteGuest(ctx context.Context, guest *models.SGuest) {
// No snapshot
self.SetStage("OnGuestDetachDisksComplete", nil)
guest.GetDriver().RequestDetachDisksFromGuestForDelete(ctx, guest, self)
}
func (self *GuestDeleteTask) OnGuestDetachDisksComplete(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
self.DoDeleteGuest(ctx, guest)
}
func (self *GuestDeleteTask) OnGuestDetachDisksCompleteFailed(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
self.OnGuestDeleteFailed(ctx, obj, data)
}
func (self *GuestDeleteTask) DoDeleteGuest(ctx context.Context, guest *models.SGuest) {
models.IsolatedDeviceManager.ReleaseDevicesOfGuest(ctx, guest, self.UserCred)
host := guest.GetHost()
if guest.IsPrepaidRecycle() {
err := host.BorrowIpAddrsFromGuest(ctx, self.UserCred, guest)
if err != nil {
msg := fmt.Sprintf("host.BorrowIpAddrsFromGuest fail %s", err)
log.Errorf(msg)
self.OnGuestDeleteFailed(ctx, guest, jsonutils.NewString(msg))
return
}
self.OnGuestDeleteComplete(ctx, guest, nil)
} else if (host == nil || !host.Enabled) && jsonutils.QueryBoolean(self.Params, "purge", false) {
self.OnGuestDeleteComplete(ctx, guest, nil)
} else {
self.SetStage("on_guest_delete_complete", nil)
guest.StartUndeployGuestTask(ctx, self.UserCred, self.GetTaskId(), "")
}
}
func (self *GuestDeleteTask) OnFailed(ctx context.Context, guest *models.SGuest, err jsonutils.JSONObject) {
guest.SetStatus(self.UserCred, api.VM_DELETE_FAIL, err.String())
db.OpsLog.LogEvent(guest, db.ACT_DELOCATE_FAIL, err, self.UserCred)
logclient.AddActionLogWithStartable(self, guest, logclient.ACT_DELOCATE, err, self.UserCred, false)
self.SetStageFailed(ctx, err.String())
}
func (self *GuestDeleteTask) OnGuestDeleteCompleteFailed(ctx context.Context, obj db.IStandaloneModel, err jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
self.OnFailed(ctx, guest, err)
}
func (self *GuestDeleteTask) OnGuestDeleteComplete(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
guest.LeaveAllGroups(ctx, self.UserCred)
guest.DetachAllNetworks(ctx, self.UserCred)
guest.EjectIso(self.UserCred)
guest.DeleteEip(ctx, self.UserCred)
guest.GetDriver().OnDeleteGuestFinalCleanup(ctx, guest, self.UserCred)
self.DeleteGuest(ctx, guest)
}
func (self *GuestDeleteTask) DeleteGuest(ctx context.Context, guest *models.SGuest) {
isPendingDeleted := guest.PendingDeleted
guest.RealDelete(ctx, self.UserCred)
// guest.RemoveAllMetadata(ctx, self.UserCred)
db.OpsLog.LogEvent(guest, db.ACT_DELOCATE, nil, self.UserCred)
logclient.AddActionLogWithStartable(self, guest, logclient.ACT_DELOCATE, nil, self.UserCred, true)
if !guest.IsSystem && !isPendingDeleted {
self.NotifyServerDeleted(ctx, guest)
}
models.HostManager.ClearSchedDescCache(guest.HostId)
self.SetStageComplete(ctx, nil)
}
func (self *GuestDeleteTask) NotifyServerDeleted(ctx context.Context, guest *models.SGuest) {
guest.NotifyServerEvent(
self.UserCred,
notifyclient.SERVER_DELETED,
notify.NotifyPriorityImportant,
false, nil, false,
)
guest.NotifyAdminServerEvent(ctx, notifyclient.SERVER_DELETED_ADMIN, notify.NotifyPriorityImportant)
}