Golang log4go.Info函數代碼示例

func (self *KiteQServer) Start() {

	self.remotingServer = server.NewRemotionServer(self.kc.server, self.kc.rc,
		func(rclient *client.RemotingClient, p *packet.Packet) {
			event := pipe.NewPacketEvent(rclient, p)
			err := self.pipeline.FireWork(event)
			if nil != err {
				log.Error("RemotingServer|onPacketRecieve|FAIL|%s|%t\n", err, p)
			} else {
				// log.Debug("RemotingServer|onPacketRecieve|SUCC|%s|%t\n", rclient.RemoteAddr(), packet)
			}
		})

	err := self.remotingServer.ListenAndServer()
	if nil != err {
		log.Crashf("KiteQServer|RemotionServer|START|FAIL|%s|%s\n", err, self.kc.server)
	} else {
		log.Info("KiteQServer|RemotionServer|START|SUCC|%s\n", self.kc.server)
	}
	//推送可發送的topic列表並且獲取了對應topic下的訂閱關係
	succ := self.exchanger.PushQServer(self.kc.server, self.kc.topics)
	if !succ {
		log.Crashf("KiteQServer|PushQServer|FAIL|%s|%s\n", err, self.kc.topics)
	} else {
		log.Info("KiteQServer|PushQServer|SUCC|%s\n", self.kc.topics)
	}

	//開啟流量統計
	self.kc.flowstat.Start()

	//開啟recover
	self.recoverManager.Start()

}

func (self *ConnPool) Shutdown() {
	self.mutex.Lock()
	defer self.mutex.Unlock()
	self.running = false

	for i := 0; i < 3; {
		//等待五秒中結束
		time.Sleep(5 * time.Second)
		if self.workPool.Len() <= 0 {
			break
		}

		log.Info("CONNECTION POOL|CLOSEING|WORK POOL SIZE|:%d", self.workPool.Len())
		i++
	}

	var idleconn *IdleConn
	//關閉掉空閑的client
	for e := self.idlePool.Front(); e != nil; e = e.Next() {
		idleconn = e.Value.(*IdleConn)
		idleconn.conn.Close()
		self.idlePool.Remove(e)
		idleconn = nil
	}

	log.Info("CONNECTION_POOL|SHUTDOWN")
}

func NewApnsHttpServer(option Option) *ApnsHttpServer {

	feedbackChan := make(chan *entry.Feedback, 1000)
	var apnsClient *apns.ApnsClient
	if option.startMode == STARTMODE_MOCK {
		//初始化mock apns
		apnsClient = apns.NewMockApnsClient(option.cert,
			option.pushAddr, chan<- *entry.Feedback(feedbackChan), option.feedbackAddr, entry.NewCycleLink(3, option.storageCapacity))
		log.Info("MOCK APNS HTTPSERVER IS STARTING ....")
	} else {
		//初始化apns
		apnsClient = apns.NewDefaultApnsClient(option.cert,
			option.pushAddr, chan<- *entry.Feedback(feedbackChan), option.feedbackAddr, entry.NewCycleLink(3, option.storageCapacity))
		log.Info("ONLINE APNS HTTPSERVER IS STARTING ....")
	}

	server := &ApnsHttpServer{feedbackChan: feedbackChan,
		apnsClient: apnsClient, expiredTime: option.expiredTime}

	//創建http
	server.httpserver = NewMomoHttpServer(option.bindAddr, nil)

	go server.dial(option.bindAddr)

	return server
}

func (self *StmtPool) Shutdown() {
	self.mutex.Lock()
	defer self.mutex.Unlock()
	self.running = false
	//等待五秒中結束
	time.Sleep(1 * time.Second)
	for i := 0; i < 3; {

		if self.numWork <= 0 {
			break
		}

		log.Info("Statment Pool|CLOSEING|WORK POOL SIZE|:%d\n", self.numWork)
		i++
	}

	var idleStmt *IdleStmt
	//關閉掉空閑的client
	for e := self.idlePool.Front(); e != nil; e = e.Next() {
		idleStmt = e.Value.(*IdleStmt)
		idleStmt.stmt.Close()
		self.idlePool.Remove(e)
		idleStmt = nil
	}

	log.Info("Statment Pool|SHUTDOWN")
}

func (self *ApnsHttpServer) dial(hp string) {

	log.Info("APNS HTTPSERVER IS STARTING ....")
	http.HandleFunc("/apns/push", self.handlePush)
	http.HandleFunc("/apns/feedback", self.handleFeedBack)

	err := self.httpserver.ListenAndServe()
	if nil != err {
		log.Error("APNSHTTPSERVER|LISTEN|FAIL|%s", err)
	} else {
		log.Info("APNSHTTPSERVER|LISTEN|SUCC|%s .....", hp)
	}

}

//啟動
func (self *KiteClientManager) Start() {

	self.zkManager = binding.NewZKManager(self.zkAddr)
	//注冊kiteqserver的變更
	self.zkManager.RegisteWather(PATH_KITEQ_SERVER, self)

	hostname, _ := os.Hostname()
	//推送本機到
	err := self.zkManager.PublishTopics(self.topics, self.ga.GroupId, hostname)
	if nil != err {
		log.Crashf("KiteClientManager|PublishTopics|FAIL|%s|%s\n", err, self.topics)
	} else {
		log.Info("KiteClientManager|PublishTopics|SUCC|%s\n", self.topics)
	}

outter:
	for _, b := range self.binds {
		for _, t := range self.topics {
			if t == b.Topic {
				continue outter
			}
		}
		self.topics = append(self.topics, b.Topic)
	}

	for _, topic := range self.topics {

		hosts, err := self.zkManager.GetQServerAndWatch(topic)
		if nil != err {
			log.Crashf("KiteClientManager|GetQServerAndWatch|FAIL|%s|%s\n", err, topic)
		} else {
			log.Info("KiteClientManager|GetQServerAndWatch|SUCC|%s|%s\n", topic, hosts)
		}
		self.onQServerChanged(topic, hosts)
	}

	if len(self.kiteClients) <= 0 {
		log.Crashf("KiteClientManager|Start|NO VALID KITESERVER|%s\n", self.topics)
	}

	if len(self.binds) > 0 {
		//訂閱關係推送，並拉取QServer
		err = self.zkManager.PublishBindings(self.ga.GroupId, self.binds)
		if nil != err {
			log.Crashf("KiteClientManager|PublishBindings|FAIL|%s|%s\n", err, self.binds)
		}
	}

}

//remove segment
func (self *MessageStore) remove(s *Segment) {

	self.Lock()
	//remove from segments
	for i, s := range self.segments {
		if s.sid == s.sid {
			self.segments = append(self.segments[0:i], self.segments[i+1:]...)
			break
		}
	}
	//remove from cache
	for e := self.segmentCache.Front(); nil != e; e = e.Next() {
		cs := e.Value.(*Segment)
		if cs.sid == s.sid {
			self.segmentCache.Remove(e)
			break
		}
	}

	//close segment
	s.Close()

	err := os.Remove(s.path)
	if nil != err {
		log.Warn("MessageStore|Remove|Segment|FAIL|%s|%s", err, s.path)
	}
	err = os.Remove(s.slog.path)
	if nil != err {
		log.Warn("MessageStore|Remove|SegmentLog|FAIL|%s|%s", err, s.slog.path)
	}

	self.Unlock()
	log.Info("MessageStore|Remove|Segment|%s", s.path)
}

func (self *ClientManager) Shutdown() {
	self.reconnectManager.stop()
	for _, c := range self.allClients {
		c.Shutdown()
	}
	log.Info("ClientManager|Shutdown....")
}

func (self *ClientManager) removeClient(hostport string) {
	ga, ok := self.groupAuth[hostport]
	if ok {
		//刪除分組
		delete(self.groupAuth, hostport)
		//刪除group中的client
		gc, ok := self.groupClients[ga.GroupId]
		if ok {
			for i, cli := range gc {
				if cli.RemoteAddr() == hostport {
					self.groupClients[ga.GroupId] = append(gc[0:i], gc[i+1:]...)
					break
				}
			}
		}

		//刪除hostport->client的對應關係
		c, ok := self.allClients[hostport]
		if ok {
			c.Shutdown()
			delete(self.allClients, hostport)
		}
	}

	log.Info("ClientManager|removeClient|%s...\n", hostport)
}

//發布topic對應的server
func (self *ZKManager) PublishQServer(hostport string, topics []string) error {

	for _, topic := range topics {
		qpath := KITEQ_SERVER + "/" + topic
		spath := KITEQ_SUB + "/" + topic
		ppath := KITEQ_PUB + "/" + topic

		//創建發送和訂閱的根節點
		self.traverseCreatePath(ppath, nil, zk.CreatePersistent)
		// self.session.ExistsW(ppath)
		self.traverseCreatePath(spath, nil, zk.CreatePersistent)
		self.session.ExistsW(spath)

		//先刪除當前這個臨時節點再注冊 避免監聽不到臨時節點變更的事件
		self.session.Delete(qpath+"/"+hostport, -1)

		//注冊當前節點
		path, err := self.registePath(qpath, hostport, zk.CreateEphemeral, nil)
		if nil != err {
			log.Error("ZKManager|PublishQServer|FAIL|%s|%s/%s\n", err, qpath, hostport)
			return err
		}
		log.Info("ZKManager|PublishQServer|SUCC|%s\n", path)
	}

	//注冊當前的kiteqserver
	self.session.Delete(KITEQ_ALIVE_SERVERS+"/"+hostport, -1)
	self.registePath(KITEQ_ALIVE_SERVERS, hostport, zk.CreateEphemeral, nil)
	self.registePath(KITEQ_ALL_SERVERS, hostport, zk.CreatePersistent, nil)
	return nil
}

//發布訂閱關係
func (self *ZKManager) PublishBindings(groupId string, bindings []*Binding) error {

	//按topic分組
	groupBind := make(map[string][]*Binding, 10)
	for _, b := range bindings {
		g, ok := groupBind[b.Topic]
		if !ok {
			g = make([]*Binding, 0, 2)
		}
		b.GroupId = groupId
		g = append(g, b)
		groupBind[b.Topic] = g
	}

	for topic, binds := range groupBind {
		data, err := MarshalBinds(binds)
		if nil != err {
			log.Error("ZKManager|PublishBindings|MarshalBind|FAIL|%s|%s|%t\n", err, groupId, binds)
			return err
		}

		createType := zk.CreatePersistent

		path := KITEQ_SUB + "/" + topic
		//注冊對應topic的groupId //注冊訂閱信息
		succpath, err := self.registePath(path, groupId+"-bind", createType, data)
		if nil != err {
			log.Error("ZKManager|PublishTopic|Bind|FAIL|%s|%s/%s\n", err, path, binds)
			return err
		} else {
			log.Info("ZKManager|PublishTopic|Bind|SUCC|%s|%s\n", succpath, binds)
		}
	}
	return nil
}

func main() {

	runtime.GOMAXPROCS(8)
	startMode := flag.Int("startMode", 1, " 0 為mock ,1 為正式")
	bindAddr := flag.String("bindAddr", ":17070", "-bindAddr=:17070")
	certPath := flag.String("certPath", "./cert.pem", "-certPath=xxxxxx/cert.pem or -certPath=http://")
	keyPath := flag.String("keyPath", "./key.pem", "-keyPath=xxxxxx/key.pem or -keyPath=http://")
	runMode := flag.Int("runMode", 0, "-runMode=1(online) ,0(sandbox)")
	storeCap := flag.Int("storeCap", 1000, "-storeCap=100000  //重發鏈條長度")
	logxml := flag.String("log", "log.xml", "-log=log.xml //log配置文件")
	pprofPort := flag.String("pprof", ":9090", "pprof=:9090 //端口")
	flag.Parse()

	go func() {
		if len(*pprofPort) > 0 {
			addr, _ := net.ResolveTCPAddr("tcp4", *bindAddr)
			log.Error(http.ListenAndServe(addr.IP.String()+*pprofPort, nil))
		}
	}()

	//加載log4go的配置
	log.LoadConfiguration(*logxml)

	//設置啟動項
	option := server.NewOption(*startMode, *bindAddr, *certPath, *keyPath, *runMode, *storeCap)
	apnsserver := server.NewApnsHttpServer(option)
	ch := make(chan os.Signal, 1)
	signal.Notify(ch, os.Kill)
	//kill掉的server
	<-ch
	apnsserver.Shutdown()

	log.Info("APNS SERVER IS STOPPED!")

}

//發布topic對應的server
func (self *ZKManager) PublishQServer(hostport string, topics []string) error {

	for _, topic := range topics {

		qpath := KITEQ_SERVER + "/" + topic
		spath := KITEQ_SUB + "/" + topic
		ppath := KITEQ_PUB + "/" + topic

		//創建發送和訂閱的根節點
		self.traverseCreatePath(ppath, nil, zk.CreatePersistent)
		// self.session.ExistsW(ppath)
		self.traverseCreatePath(spath, nil, zk.CreatePersistent)
		self.session.ExistsW(spath)

		//注冊當前節點
		path, err := self.registePath(qpath, hostport, zk.CreateEphemeral, nil)
		if nil != err {
			log.Error("ZKManager|PublishQServer|FAIL|%s|%s/%s\n", err, qpath, hostport)
			return err
		}
		log.Info("ZKManager|PublishQServer|SUCC|%s\n", path)
	}

	return nil
}

//關閉掉exchanger
func (self *BindExchanger) Shutdown() {
	//刪除掉當前的QServer
	self.zkmanager.UnpushlishQServer(self.kiteqserver, self.topics)
	time.Sleep(10 * time.Second)
	self.zkmanager.Close()
	log.Info("BindExchanger|Shutdown...")
}

//握手包
func handshake(ga *c.GroupAuth, remoteClient *c.RemotingClient) (bool, error) {

	for i := 0; i < 3; i++ {
		p := protocol.MarshalConnMeta(ga.GroupId, ga.SecretKey)
		rpacket := packet.NewPacket(protocol.CMD_CONN_META, p)
		resp, err := remoteClient.WriteAndGet(*rpacket, 5*time.Second)
		if nil != err {
			//兩秒後重試
			time.Sleep(2 * time.Second)
			log.Warn("kiteClient|handShake|FAIL|%s|%s\n", ga.GroupId, err)
		} else {
			authAck, ok := resp.(*protocol.ConnAuthAck)
			if !ok {
				return false, errors.New("Unmatches Handshake Ack Type! ")
			} else {
				if authAck.GetStatus() {
					log.Info("kiteClient|handShake|SUCC|%s|%s\n", ga.GroupId, authAck.GetFeedback())
					return true, nil
				} else {
					log.Warn("kiteClient|handShake|FAIL|%s|%s\n", ga.GroupId, authAck.GetFeedback())
					return false, errors.New("Auth FAIL![" + authAck.GetFeedback() + "]")
				}
			}
		}
	}

	return false, errors.New("handshake fail! [" + remoteClient.RemoteAddr() + "]")
}