Beispiel #1
0
func (this *Zktop) displayZoneTop(zkzone *zk.ZkZone) {
	if this.batchMode {
		this.Ui.Output(fmt.Sprintf("%s %s", zkzone.Name(), bjtime.NowBj()))
	} else {
		this.Ui.Output(color.Green(zkzone.Name()))
	}

	header := "VER             SERVER           PORT M  OUTST            RECVD             SENT CONNS  ZNODES LAT(MIN/AVG/MAX)"
	this.Ui.Output(header)

	stats := zkzone.RunZkFourLetterCommand("stat")
	sortedHosts := make([]string, 0, len(stats))
	for hp, _ := range stats {
		sortedHosts = append(sortedHosts, hp)
	}
	sort.Strings(sortedHosts)

	for _, hostPort := range sortedHosts {
		host, port, err := net.SplitHostPort(hostPort)
		if err != nil {
			panic(err)
		}

		stat := zk.ParseStatResult(stats[hostPort])
		if stat.Mode == "" {
			if this.batchMode {
				stat.Mode = "E"
			} else {
				stat.Mode = color.Red("E")
			}
		} else if stat.Mode == "L" && !this.batchMode {
			stat.Mode = color.Blue(stat.Mode)
		}
		var sentQps, recvQps int
		if lastRecv, present := this.lastRecvs[hostPort]; present {
			r1, _ := strconv.Atoi(stat.Received)
			r0, _ := strconv.Atoi(lastRecv)
			recvQps = (r1 - r0) / int(this.refreshInterval.Seconds())

			s1, _ := strconv.Atoi(stat.Sent)
			s0, _ := strconv.Atoi(this.lastSents[hostPort])
			sentQps = (s1 - s0) / int(this.refreshInterval.Seconds())
		}
		this.Ui.Output(fmt.Sprintf("%-15s %-15s %5s %1s %6s %16s %16s %5s %7s %s",
			stat.Version,                                 // 15
			host,                                         // 15
			port,                                         // 5
			stat.Mode,                                    // 1
			stat.Outstanding,                             // 6
			fmt.Sprintf("%s/%d", stat.Received, recvQps), // 16
			fmt.Sprintf("%s/%d", stat.Sent, sentQps),     // 16
			stat.Connections,                             // 5
			stat.Znodes,                                  // 7
			stat.Latency,
		))

		this.lastRecvs[hostPort] = stat.Received
		this.lastSents[hostPort] = stat.Sent
	}
}
Beispiel #2
0
func (this *Zookeeper) printLeader(zkzone *zk.ZkZone) {
	// FIXME all zones will only show the 1st zone info because it blocks others
	for {
		this.Ui.Output(color.Blue(zkzone.Name()))
		for zkhost, lines := range zkzone.RunZkFourLetterCommand("mntr") {
			if this.zkHost != "" && !strings.HasPrefix(zkhost, this.zkHost+":") {
				continue
			}

			parts := strings.Split(lines, "\n")
			for _, l := range parts {
				if strings.HasPrefix(l, "zk_server_state") && strings.HasSuffix(l, "leader") {
					this.Ui.Output(color.Green("%28s", zkhost))
					break
				}
			}
		}

		if this.watchMode {
			time.Sleep(time.Second * 5)
		} else {
			break
		}
	}

}
Beispiel #3
0
func (this *Zookeeper) printZkStats(zkzone *zk.ZkZone) {
	for {
		this.Ui.Output(color.Blue(zkzone.Name()))
		for zkhost, lines := range zkzone.RunZkFourLetterCommand(this.flw) {
			if this.zkHost != "" && !strings.HasPrefix(zkhost, this.zkHost+":") {
				continue
			}

			this.Ui.Output(fmt.Sprintf("%s\n%s", color.Green("%28s", zkhost), lines))
		}

		if this.watchMode {
			time.Sleep(time.Second * 5)
		} else {
			break
		}
	}

}