Golang glog.Info函數代碼示例

func loadMyApp() {
	timer := time.NewTicker(time.Second)
	for {
		<-timer.C
		glog.Info("Checking time ", time.Now().Unix())
		fname := fmt.Sprintf("%d.so", time.Now().Unix())
		if _, err := os.Stat(fname); os.IsNotExist(err) {
			continue
		}
		p, err := plugin.Open(fname)
		if err != nil {
			log.Println(err)
			continue
		}
		glog.Info("Plugin loaded: ", fname)

		f, err := p.Lookup("MyAppHandler")
		if err != nil {
			log.Println(err)
			continue
		}
		glog.Info("Func loaded")

		myApp.app = p
		h := f.(func(http.ResponseWriter, *http.Request))
		myApp.Lock()
		myApp.handler = &h
		myApp.Unlock()
	}
}

func (client *Client) HandleAuthToken(login *AuthenticationToken) {
	appid, uid, err := client.AuthToken(login.token)
	if err != nil {
		log.Info("auth token err:", err)
		msg := &Message{cmd: MSG_AUTH_STATUS, body: &AuthenticationStatus{1, 0}}
		client.wt <- msg
		return
	}
	if uid == 0 || appid == 0 {
		log.Info("auth token appid==0, uid==0")
		msg := &Message{cmd: MSG_AUTH_STATUS, body: &AuthenticationStatus{1, 0}}
		client.wt <- msg
		return
	}

	client.tm = time.Now()
	client.uid = uid
	client.appid = appid
	log.Infof("auth appid:%d uid:%d\n", appid, uid)

	msg := &Message{cmd: MSG_AUTH_STATUS, body: &AuthenticationStatus{0, client.public_ip}}
	client.wt <- msg

	client.SendLoginPoint()
	client.AddClient()
}

func NewCompany(d *display.Display, pt complex128, dir complex128, nSoldiers int, f Formation) (c *Company) {
	c = new(Company)
	c.s = make([]*Soldier, nSoldiers)
	c.f = f
	_, cols := c.f.RowCols(len(c.s))
	for i, _ := range c.s {
		if i == 0 {
			c.s[i] = NewSoldier(d, fmt.Sprintf("Sol %v ", i), pt, dir)
			c.alignBy = c.s[0]
			glog.Info(c.s[i].GetName(), c.s[i].Pt)
		} else {
			c.s[i] = NewRandSoldier(d, fmt.Sprintf("Sol %v ", i))
			c.s[0].AddToForm(c.s[i], 1, cols)
			c.s[i].Pt = c.s[i].refPt()
			c.s[i].PastPt = c.s[i].Pt
			c.s[i].Dir = dir
			glog.Info(c.s[i].GetName(), c.s[i].Pt)
		}
	}
	for _, s := range c.s {
		s.Color()
		s.C = c
	}
	return c
}

func (r *SrsServer) Serve() error {
	// too many open files will thows a panic.
	addr, err := net.ResolveTCPAddr("tcp", r.addr)
	if err != nil {
		glog.Errorf("resolve listen address failed, err=%v", err)
		return fmt.Errorf("resolve listen address failed, err=%v", err)
	}

	var listener *net.TCPListener
	listener, err = net.ListenTCP("tcp", addr)
	if err != nil {
		glog.Errorf("listen failed, err=%v", err)
		return fmt.Errorf("listen failed, err=%v", err)
	}
	defer listener.Close()
	for {
		glog.Info("listener ready to accept client")
		conn, err := listener.AcceptTCP()
		if err != nil {
			glog.Errorf("accept client failed, err=%v", err)
			return fmt.Errorf("accept client failed, err=%v", err)
		}
		glog.Info("TCP Connected")

		go r.serve(conn)
	}
}

func (es *e2eService) stop() {
	glog.Info("Stopping e2e services...")
	es.getLogFiles()
	// TODO(random-liu): Use a loop to stop all services after introducing service interface.
	// Stop namespace controller
	if es.nsController != nil {
		if err := es.nsController.Stop(); err != nil {
			glog.Errorf("Failed to stop %q: %v", es.nsController.Name(), err)
		}
	}
	// Stop apiserver
	if es.apiServer != nil {
		if err := es.apiServer.Stop(); err != nil {
			glog.Errorf("Failed to stop %q: %v", es.apiServer.Name(), err)
		}
	}
	for _, s := range es.services {
		if err := s.kill(); err != nil {
			glog.Errorf("Failed to stop %v: %v", s.name, err)
		}
	}
	// Stop etcd
	if es.etcdServer != nil {
		if err := es.etcdServer.Stop(); err != nil {
			glog.Errorf("Failed to stop %q: %v", es.etcdServer.Name(), err)
		}
	}
	for _, d := range es.rmDirs {
		err := os.RemoveAll(d)
		if err != nil {
			glog.Errorf("Failed to delete directory %s.\n%v", d, err)
		}
	}
	glog.Info("E2E services stopped.")
}

func (self *ProtoProc) procSendMessageTopic(cmd protocol.Cmd, session *libnet.Session) error {
	glog.Info("procSendMessageTopic")
	var err error
	topicName := cmd.GetArgs()[0]
	send2Msg := cmd.GetArgs()[1]
	glog.Info(send2Msg)
	glog.Info(topicName)

	if self.msgServer.topics[topicName] == nil {
		glog.Warning(topicName + " is not exist")
	} else {
		resp := protocol.NewCmdSimple(protocol.RESP_MESSAGE_TOPIC_CMD)
		resp.AddArg(topicName)
		resp.AddArg(send2Msg)
		resp.AddArg(session.State.(*base.SessionState).ClientID)

		_, err = self.msgServer.topics[topicName].Channel.Broadcast(libnet.Json(resp))
		if err != nil {
			glog.Error(err.Error())
			return err
		}
	}

	return err
}

func Startcollect(port int, device string, timesignal <-chan time.Time) {
	handle, err = pcap.OpenLive(device, snapshotLen, promiscuous, timeout)
	if err != nil {
		glog.Info(err.Error())
	}

	defer handle.Close()
	packetSource := gopacket.NewPacketSource(handle, handle.LinkType())
	templocalip, err := checkLocalip(device)
	localip = templocalip
	if glog.V(0) {
		glog.Info(localip)
	}
	httpinstancelist = list.New()
	if err != nil {
		glog.Info(err.Error())
	}
A:
	for packet := range packetSource.Packets() {
		select {
		case <-timesignal:
			break A
		default:
			processPacketInfo(packet)

		}

	}
}

func (storage *Storage) ReadMessage(file *os.File) *Message {
	//校驗消息起始位置的magic
	var magic int32
	err := binary.Read(file, binary.BigEndian, &magic)
	if err != nil {
		log.Info("read file err:", err)
		return nil
	}

	if magic != MAGIC {
		log.Warning("magic err:", magic)
		return nil
	}
	msg := ReceiveMessage(file)
	if msg == nil {
		return msg
	}

	err = binary.Read(file, binary.BigEndian, &magic)
	if err != nil {
		log.Info("read file err:", err)
		return nil
	}

	if magic != MAGIC {
		log.Warning("magic err:", magic)
		return nil
	}
	return msg
}

func (storage *Storage) LoadOfflineMessage(appid int64, uid int64) []*EMessage {
	log.Infof("load offline message appid:%d uid:%d\n", appid, uid)
	c := make([]*EMessage, 0, 10)
	start := fmt.Sprintf("%d_%d_1", appid, uid)
	end := fmt.Sprintf("%d_%d_9223372036854775807", appid, uid)

	r := &util.Range{Start: []byte(start), Limit: []byte(end)}
	iter := storage.db.NewIterator(r, nil)
	for iter.Next() {
		value := iter.Value()
		msgid, err := strconv.ParseInt(string(value), 10, 64)
		if err != nil {
			log.Error("parseint err:", err)
			continue
		}
		log.Info("offline msgid:", msgid)
		msg := storage.LoadMessage(msgid)
		if msg == nil {
			log.Error("can't load offline message:", msgid)
			continue
		}
		c = append(c, &EMessage{msgid: msgid, msg: msg})
	}
	iter.Release()
	err := iter.Error()
	if err != nil {
		log.Warning("iterator err:", err)
	}
	log.Info("offline count:", len(c))
	return c
}

func waitForAllCaPodsReadyInNamespace(f *framework.Framework, c *client.Client) error {
	var notready []string
	for start := time.Now(); time.Now().Before(start.Add(scaleUpTimeout)); time.Sleep(20 * time.Second) {
		pods, err := c.Pods(f.Namespace.Name).List(api.ListOptions{})
		if err != nil {
			return fmt.Errorf("failed to get pods: %v", err)
		}
		notready = make([]string, 0)
		for _, pod := range pods.Items {
			ready := false
			for _, c := range pod.Status.Conditions {
				if c.Type == api.PodReady && c.Status == api.ConditionTrue {
					ready = true
				}
			}
			if !ready {
				notready = append(notready, pod.Name)
			}
		}
		if len(notready) == 0 {
			glog.Infof("All pods ready")
			return nil
		}
		glog.Infof("Some pods are not ready yet: %v", notready)
	}
	glog.Info("Timeout on waiting for pods being ready")
	glog.Info(framework.RunKubectlOrDie("get", "pods", "-o", "json", "--all-namespaces"))
	glog.Info(framework.RunKubectlOrDie("get", "nodes", "-o", "json"))

	// Some pods are still not running.
	return fmt.Errorf("Some pods are still not running: %v", notready)
}

func main() {
	flag.Parse()
	ok := true
	glog.Info("Processing code generator request")
	res, err := convertFrom(os.Stdin)
	if err != nil {
		ok = false
		if res == nil {
			message := fmt.Sprintf("Failed to read input: %v", err)
			res = &plugin.CodeGeneratorResponse{
				Error: &message,
			}
		}
	}

	glog.Info("Serializing code generator response")
	data, err := proto.Marshal(res)
	if err != nil {
		glog.Fatal("Cannot marshal response", err)
	}
	_, err = os.Stdout.Write(data)
	if err != nil {
		glog.Fatal("Failed to write response", err)
	}

	if ok {
		glog.Info("Succeeded to process code generator request")
	} else {
		glog.Info("Failed to process code generator but successfully sent the error to protoc")
		os.Exit(1)
	}
}

func ReadMessage(b []byte) *Message {
	input, err := simplejson.NewJson(b)

	if err != nil {
		log.Info("json decode fail")
		return nil
	}

	cmd, err := input.Get("cmd").Int()
	if err != nil {
		log.Info("json decode cmd fail")
		return nil
	}
	seq, err := input.Get("seq").Int()
	if err != nil {
		log.Info("json decode seq fail")
		return nil
	}

	msg := new(Message)
	msg.cmd = cmd
	msg.seq = seq

	if msg.FromJson(input) {
		return msg
	}
	return nil
}

func main() {
	flag.Parse()

	if err := embd.InitGPIO(); err != nil {
		panic(err)
	}
	defer embd.CloseGPIO()

	pin, err := embd.NewDigitalPin(7)
	if err != nil {
		panic(err)
	}
	defer pin.Close()

	fluidSensor := watersensor.New(pin)

	for {
		wet, err := fluidSensor.IsWet()
		if err != nil {
			panic(err)
		}
		if wet {
			glog.Info("bot is dry")
		} else {
			glog.Info("bot is Wet")
		}

		time.Sleep(500 * time.Millisecond)
	}
}

func statePreparing(ctx *VmContext, ev VmEvent) {
	switch ev.Event() {
	case EVENT_VM_EXIT, ERROR_INTERRUPTED:
		glog.Info("VM exited before start...")
	case COMMAND_SHUTDOWN, COMMAND_RELEASE:
		glog.Info("got shutdown or release command, not started yet")
		ctx.reportVmShutdown()
		ctx.Become(nil, StateNone)
	case COMMAND_EXEC:
		ctx.execCmd(ev.(*ExecCommand))
	case COMMAND_WINDOWSIZE:
		cmd := ev.(*WindowSizeCommand)
		ctx.setWindowSize(cmd.ClientTag, cmd.Size)
	case COMMAND_RUN_POD, COMMAND_REPLACE_POD:
		glog.Info("got spec, prepare devices")
		if ok := ctx.lazyPrepareDevice(ev.(*RunPodCommand)); ok {
			ctx.startSocks()
			ctx.DCtx.(LazyDriverContext).LazyLaunch(ctx)
			ctx.setTimeout(60)
			ctx.Become(stateStarting, StateStarting)
		} else {
			glog.Warning("Fail to prepare devices, quit")
			ctx.Become(nil, StateNone)
		}
	case GENERIC_OPERATION:
		ctx.handleGenericOperation(ev.(*GenericOperation))
	default:
		unexpectedEventHandler(ctx, ev, "pod initiating")
	}
}

// reconcileCMADAnnotationWithExistingNode reconciles the controller-managed
// attach-detach annotation on a new node and the existing node, returning
// whether the existing node must be updated.
func (kl *Kubelet) reconcileCMADAnnotationWithExistingNode(node, existingNode *v1.Node) bool {
	var (
		existingCMAAnnotation    = existingNode.Annotations[volumehelper.ControllerManagedAttachAnnotation]
		newCMAAnnotation, newSet = node.Annotations[volumehelper.ControllerManagedAttachAnnotation]
	)

	if newCMAAnnotation == existingCMAAnnotation {
		return false
	}

	// If the just-constructed node and the existing node do
	// not have the same value, update the existing node with
	// the correct value of the annotation.
	if !newSet {
		glog.Info("Controller attach-detach setting changed to false; updating existing Node")
		delete(existingNode.Annotations, volumehelper.ControllerManagedAttachAnnotation)
	} else {
		glog.Info("Controller attach-detach setting changed to true; updating existing Node")
		if existingNode.Annotations == nil {
			existingNode.Annotations = make(map[string]string)
		}
		existingNode.Annotations[volumehelper.ControllerManagedAttachAnnotation] = newCMAAnnotation
	}

	return true
}