Files
cloudpods/pkg/compute/tasks/guest_block_io_throttle_task.go
T
2019-10-28 06:22:17 +00:00

94 lines
3.2 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/taskman"
"yunion.io/x/onecloud/pkg/compute/models"
"yunion.io/x/onecloud/pkg/util/logclient"
)
type GuestBlockIoThrottleTask struct {
SGuestBaseTask
}
func init() {
taskman.RegisterTask(GuestBlockIoThrottleTask{})
}
func (self *GuestBlockIoThrottleTask) OnInit(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
guest := obj.(*models.SGuest)
url := fmt.Sprintf("/servers/%s/io-throttle", guest.Id)
headers := self.GetTaskRequestHeader()
host := guest.GetHost()
self.SetStage("OnIoThrottle", nil)
params := jsonutils.NewDict()
iops, _ := self.Params.Get("iops")
bps, _ := self.Params.Get("bps")
params.Set("iops", iops)
params.Set("bps", bps)
_, err := host.Request(ctx, self.UserCred, "POST", url, headers, params)
if err != nil {
self.OnIoThrottleFailed(ctx, guest, jsonutils.NewString(err.Error()))
}
}
func (self *GuestBlockIoThrottleTask) OnIoThrottle(ctx context.Context, guest *models.SGuest, data jsonutils.JSONObject) {
iops, _ := self.Params.Int("iops")
bps, _ := self.Params.Int("bps")
gds := guest.GetDisks()
for i := 0; i < len(gds); i++ {
db.Update(&gds[i], func() error {
gds[i].Iops = int(iops)
gds[i].Bps = int(bps)
return nil
})
}
guest.SetMetadata(ctx, "iops", iops, self.UserCred)
guest.SetMetadata(ctx, "bps", bps, self.UserCred)
db.OpsLog.LogEvent(guest, db.ACT_VM_IO_THROTTLE, "", self.UserCred)
logclient.AddActionLogWithContext(ctx, guest, logclient.ACT_VM_IO_THROTTLE, "", self.UserCred, true)
self.SetStage("OnGuestSync", nil)
guest.StartSyncstatus(ctx, self.UserCred, self.Id)
}
func (self *GuestBlockIoThrottleTask) OnGuestSync(ctx context.Context, guest *models.SGuest, data jsonutils.JSONObject) {
oldStatus, _ := self.Params.GetString("old_status")
if len(oldStatus) > 0 {
guest.SetStatus(self.UserCred, oldStatus, "on io throttle")
}
self.SetStageComplete(ctx, nil)
}
func (self *GuestBlockIoThrottleTask) OnGuestSyncFailed(ctx context.Context, guest *models.SGuest, data jsonutils.JSONObject) {
self.OnIoThrottleFailed(ctx, guest, data)
}
func (self *GuestBlockIoThrottleTask) OnIoThrottleFailed(ctx context.Context, guest *models.SGuest, data jsonutils.JSONObject) {
db.OpsLog.LogEvent(guest, db.ACT_VM_IO_THROTTLE_FAIL, data.String(), self.UserCred)
logclient.AddActionLogWithContext(ctx, guest, logclient.ACT_VM_IO_THROTTLE, data.String(), self.UserCred, false)
guest.SetStatus(self.UserCred, api.VM_IO_THROTTLE_FAIL, data.String())
self.SetStageFailed(ctx, data.String())
}