mirror of
https://gitee.com/rainbond/Rainbond.git
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109 lines
3.7 KiB
Go
109 lines
3.7 KiB
Go
// Copyright (C) 2014-2018 Goodrain Co., Ltd.
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// RAINBOND, Application Management Platform
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version. For any non-GPL usage of Rainbond,
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// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
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// must be obtained first.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package task
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import (
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"github.com/goodrain/rainbond/db"
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dbmodel "github.com/goodrain/rainbond/db/model"
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"github.com/goodrain/rainbond/event"
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"github.com/goodrain/rainbond/util"
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"github.com/goodrain/rainbond/worker/appm"
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"github.com/goodrain/rainbond/worker/discover/model"
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"github.com/Sirupsen/logrus"
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)
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type horizontalScalingTask struct {
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modelTask model.HorizontalScalingTaskBody
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taskID string
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logger event.Logger
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taskManager *TaskManager
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serviceType string
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oldReplicas int32
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}
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func (s *horizontalScalingTask) RunSuccess() {
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//设置应用状态为运行中
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s.taskManager.statusManager.SetStatus(s.modelTask.ServiceID, "running")
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s.taskManager.statusManager.CheckStatus(s.modelTask.ServiceID)
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s.logger.Info("应用水平伸缩任务完成", map[string]string{"step": "last", "status": "success"})
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}
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//RunError 如果有错误发生，回滚移除可能创建的资源
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func (s *horizontalScalingTask) RunError(e error) {
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if e == appm.ErrNotDeploy {
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s.logger.Info("应用水平伸缩任务完成", map[string]string{"step": "last", "status": "success"})
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return
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}
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if e == appm.ErrTimeOut {
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//TODO:
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//应用启动超时，怎么处理？
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//是否关闭应用？
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//暂时不自动关闭
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return
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}
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//TODO:
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//是否还原到历史实例数
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}
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func (s *horizontalScalingTask) BeforeRun() {
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label, err := db.GetManager().TenantServiceLabelDao().GetTenantServiceTypeLabel(s.modelTask.ServiceID)
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if err == nil && label != nil {
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if label.LabelValue == util.StatefulServiceType {
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s.serviceType = dbmodel.TypeStatefulSet
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}
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if label.LabelValue == util.StatelessServiceType {
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//s.serviceType = dbmodel.TypeDeployment
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s.serviceType = dbmodel.TypeReplicationController
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}
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}
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}
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func (s *horizontalScalingTask) AfterRun() {
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s.logger.Info("应用水平伸缩任务工作器退出", map[string]string{"step": "worker-executor", "status": "success"})
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event.GetManager().ReleaseLogger(s.logger)
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logrus.Info("horizontal scaling worker run complete.")
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}
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func (s *horizontalScalingTask) Stop() {
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s.logger.Info("应用水平伸缩任务工作器退出", map[string]string{"step": "worker-executor", "status": "success"})
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//不支持
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}
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func (s *horizontalScalingTask) RollBack() {
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//不支持
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}
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func (s *horizontalScalingTask) Run() error {
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s.logger.Info("应用水平伸缩任务开始执行", map[string]string{"step": "worker-executor", "status": "starting"})
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err := s.taskManager.appm.HorizontalScaling(s.modelTask.ServiceID, s.oldReplicas, s.logger)
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if err != nil {
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if err != appm.ErrNotDeploy && err.Error() != appm.ErrTimeOut.Error() {
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s.logger.Error("水平伸缩失败", map[string]string{"step": "callback", "status": "failure"})
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}
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return err
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}
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return nil
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}
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func (s *horizontalScalingTask) TaskID() string {
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return s.taskID
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}
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func (s *horizontalScalingTask) Logger() event.Logger {
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return s.logger
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}
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