forked from goodrain/rainbond
/
manager.go
350 lines (329 loc) · 12.5 KB
/
manager.go
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// Copyright (C) 2014-2018 Goodrain Co., Ltd.
// RAINBOND, Application Management Platform
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version. For any non-GPL usage of Rainbond,
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
// must be obtained first.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package handle
import (
"context"
"time"
"github.com/goodrain/rainbond/cmd/worker/option"
status "github.com/goodrain/rainbond/appruntimesync/client"
"github.com/goodrain/rainbond/db"
"github.com/goodrain/rainbond/event"
"github.com/goodrain/rainbond/worker/discover/model"
"github.com/goodrain/rainbond/worker/executor"
"github.com/Sirupsen/logrus"
)
//Manager manager
type Manager struct {
ctx context.Context
c option.Config
execManager executor.Manager
statusManager *status.AppRuntimeSyncClient
}
//NewManager now handle
func NewManager(ctx context.Context, config option.Config, execManager executor.Manager, statusManager *status.AppRuntimeSyncClient) *Manager {
return &Manager{
ctx: ctx,
c: config,
execManager: execManager,
statusManager: statusManager,
}
}
func (m *Manager) checkCount() bool {
logrus.Debugf("message nums is %v in mq, max is %v", m.execManager.WorkerCount(), m.c.MaxTasks)
if m.execManager.WorkerCount() > m.c.MaxTasks {
return true
}
return false
}
//AnalystToExec analyst exec
func (m *Manager) AnalystToExec(task *model.Task) int {
if task == nil {
logrus.Error("AnalystToExec receive a nil task")
return 1
}
//max worker count check
if m.checkCount() {
return 9
}
switch task.Type {
case "start":
logrus.Info("start a 'start' task worker")
return m.startExec(task)
case "stop":
logrus.Info("start a 'stop' task worker")
return m.stopExec(task)
case "restart":
logrus.Info("start a 'restart' task worker")
return m.restartExec(task)
case "horizontal_scaling":
logrus.Info("start a 'horizontal_scaling' task worker")
return m.horizontalScalingExec(task)
case "vertical_scaling":
logrus.Info("start a 'vertical_scaling' task worker")
return m.verticalScalingExec(task)
case "rolling_upgrade":
logrus.Info("start a 'rolling_upgrade' task worker")
return m.rollingUpgradeExec(task)
default:
return 0
}
}
/*
return 值定义
0 任务执行成功
1 任务执行失败
9 任务数量达到上限
*/
func (m *Manager) startExec(task *model.Task) int {
body, ok := task.Body.(model.StartTaskBody)
if !ok {
logrus.Errorf("start body convert to taskbody error")
return 1
}
logger := event.GetManager().GetLogger(body.EventID)
curStatus := m.statusManager.GetStatus(body.ServiceID)
if curStatus == "unknow" {
logger.Error("应用实时状态获取失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
if curStatus != status.STOPPING && curStatus != status.CLOSED && curStatus != status.UNDEPLOY {
logger.Info("应用状态未关闭,无需进行启动操作", map[string]string{"step": "last", "status": "success"})
event.GetManager().ReleaseLogger(logger)
return 0
}
ttask := m.execManager.TaskManager().NewStartTask(task, logger)
err := m.execManager.AddTask(ttask)
if err != nil {
logrus.Errorf("start task <start> error. %v", err)
logger.Error("启动应用任务创建失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
logger.Info("启动应用任务创建成功", map[string]string{"step": "worker-handle", "status": "success"})
logrus.Infof("service(%s) start working is running.", body.ServiceID)
return 0
}
func (m *Manager) stopExec(task *model.Task) int {
body, ok := task.Body.(model.StopTaskBody)
if !ok {
logrus.Errorf("stop body convert to taskbody error")
return 1
}
logger := event.GetManager().GetLogger(body.EventID)
curStatus := m.statusManager.GetStatus(body.ServiceID)
if curStatus == "unknow" {
logger.Error("应用实时状态获取失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
if curStatus == status.STOPPING {
logger.Info("应用正在关闭中,请勿重复操作", map[string]string{"step": "last", "status": "success"})
event.GetManager().ReleaseLogger(logger)
return 0
}
if curStatus == status.CLOSED {
logger.Info("应用已关闭,请勿重复操作", map[string]string{"step": "last", "status": "success"})
event.GetManager().ReleaseLogger(logger)
return 0
}
if curStatus == status.UNDEPLOY {
logger.Info("应用未部署,无需关闭", map[string]string{"step": "last", "status": "success"})
event.GetManager().ReleaseLogger(logger)
return 0
}
ttask := m.execManager.TaskManager().NewStopTask(task, event.GetManager().GetLogger(body.EventID))
err := m.execManager.AddTask(ttask)
if err != nil {
logrus.Errorf("start task <stop> error. %v", err)
logger.Error("关闭应用任务创建失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
logger.Info("关闭应用任务创建成功", map[string]string{"step": "worker-handle", "status": "success"})
return 0
}
func (m *Manager) restartExec(task *model.Task) int {
body, ok := task.Body.(model.RestartTaskBody)
if !ok {
logrus.Errorf("restart body convert to taskbody error")
return 1
}
logger := event.GetManager().GetLogger(body.EventID)
curStatus := m.statusManager.GetStatus(body.ServiceID)
if curStatus == "unknow" {
logger.Error("应用实时状态获取失败,稍后操作", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
if curStatus == status.STOPPING {
logger.Info("应用正在关闭中,请勿重复操作", map[string]string{"step": "last", "status": "success"})
event.GetManager().ReleaseLogger(logger)
return 0
}
if curStatus == status.CLOSED {
logger.Info("应用已关闭,请直接启动应用", map[string]string{"step": "last", "status": "success"})
event.GetManager().ReleaseLogger(logger)
return 0
}
if curStatus == status.UNDEPLOY {
logger.Info("应用未部署,无法进行重启", map[string]string{"step": "last", "status": "success"})
event.GetManager().ReleaseLogger(logger)
return 0
}
ttask := m.execManager.TaskManager().NewRestartTask(task, event.GetManager().GetLogger(body.EventID))
err := m.execManager.AddTask(ttask)
if err != nil {
logrus.Errorf("start task <restart> error. %v", err)
logger.Error("重启应用任务创建失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
logger.Info("重启应用任务创建成功", map[string]string{"step": "worker-handle", "status": "success"})
return 0
}
func (m *Manager) horizontalScalingExec(task *model.Task) int {
body, ok := task.Body.(model.HorizontalScalingTaskBody)
if !ok {
logrus.Errorf("horizontal_scaling body convert to taskbody error")
return 1
}
logger := event.GetManager().GetLogger(body.EventID)
service, err := db.GetManager().TenantServiceDao().GetServiceByID(body.ServiceID)
if err != nil {
logger.Error("获取应用信息失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
logrus.Errorf("horizontal_scaling get rc error. %v", err)
return 1
}
oldReplicas := int32(service.Replicas)
//newReplicas 超过3w时存储问题
service.Replicas = int(body.Replicas)
err = db.GetManager().TenantServiceDao().UpdateModel(service)
if err != nil {
logrus.Errorf("horizontal_scaling set new replicas error. %v", err)
logger.Error("更新应用信息失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
ttask := m.execManager.TaskManager().NewHorizontalScalingTask(
task,
oldReplicas,
event.GetManager().GetLogger(body.EventID),
)
logger.Info("水平伸缩元数据设置成功", map[string]string{"step": "worker-handle", "status": "success"})
err = m.execManager.AddTask(ttask)
if err != nil {
logrus.Errorf("start task <horizontal_scaling> error. %v", err)
logger.Error("水平伸缩任务创建失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
logger.Info("水平伸缩任务创建成功", map[string]string{"step": "worker-handle", "status": "success"})
return 0
}
func (m *Manager) verticalScalingExec(task *model.Task) int {
body, ok := task.Body.(model.VerticalScalingTaskBody)
if !ok {
logrus.Errorf("vertical_scaling body convert to taskbody error")
return 1
}
logger := event.GetManager().GetLogger(body.EventID)
service, err := db.GetManager().TenantServiceDao().GetServiceByID(body.ServiceID)
if err != nil {
logrus.Errorf("vertical_scaling get rc error. %v", err)
logger.Error("获取应用信息失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
service.ContainerCPU = int(body.ContainerCPU)
service.ContainerMemory = int(body.ContainerMemory)
err = db.GetManager().TenantServiceDao().UpdateModel(service)
if err != nil {
logrus.Errorf("vertical_scaling set new cpu&memory error. %v", err)
logger.Error("更新应用信息失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
curStatus := m.statusManager.GetStatus(body.ServiceID)
if m.statusManager.IsClosedStatus(curStatus) {
logger.Error("应用未部署,垂直升级成功", map[string]string{"step": "last", "status": "success"})
return 0
}
ttask := m.execManager.TaskManager().NewRestartTask(
&model.Task{
Type: "restart",
Body: model.RestartTaskBody{
TenantID: body.TenantID,
ServiceID: body.ServiceID,
DeployVersion: service.DeployVersion,
EventID: body.EventID,
},
CreateTime: time.Now(),
User: task.User,
},
event.GetManager().GetLogger(body.EventID),
)
err = m.execManager.AddTask(ttask)
if err != nil {
logrus.Errorf("start task <vertical_scaling> error. %v", err)
logger.Error("垂直伸缩重启任务创建失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
logger.Info("垂直伸缩重启任务创建成功", map[string]string{"step": "worker-handle", "status": "success"})
return 0
}
func (m *Manager) rollingUpgradeExec(task *model.Task) int {
body, ok := task.Body.(model.RollingUpgradeTaskBody)
if !ok {
logrus.Error("rolling_upgrade body convert to taskbody error", task.Body)
return 1
}
logger := event.GetManager().GetLogger(body.EventID)
service, err := db.GetManager().TenantServiceDao().GetServiceByID(body.ServiceID)
if err != nil {
logrus.Errorf("rolling_upgrade get rc error. %v", err)
logger.Error("获取应用信息失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
if service.DeployVersion == body.NewDeployVersion {
logger.Error("应用版本无变化,无需升级", map[string]string{"step": "last", "status": "success"})
event.GetManager().ReleaseLogger(logger)
return 0
}
service.DeployVersion = body.NewDeployVersion
err = db.GetManager().TenantServiceDao().UpdateModel(service)
if err != nil {
logrus.Errorf("rolling_upgrade set new deploy version error. %v", err)
logger.Error("更新应用信息失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
t := m.execManager.TaskManager().NewRollingUpgradeTask(
task,
event.GetManager().GetLogger(body.EventID),
)
err = m.execManager.AddTask(t)
if err != nil {
logrus.Errorf("start task <rolling_upgrade> error. %v", err)
logger.Error("滚动升级任务创建失败", map[string]string{"step": "callback", "status": "failure"})
event.GetManager().ReleaseLogger(logger)
return 1
}
logger.Info("应用滚动升级任务创建成功", map[string]string{"step": "worker-handle", "status": "success"})
return 0
}