示例#1
0
文件: topics.go 项目: funkygao/gafka
func (this *Topics) resetTopicConfig(zkcluster *zk.ZkCluster, topic string) {
	zkAddrs := zkcluster.ZkConnectAddr()
	key := "retention.ms"
	cmd := pipestream.New(fmt.Sprintf("%s/bin/kafka-topics.sh", ctx.KafkaHome()),
		fmt.Sprintf("--zookeeper %s", zkAddrs),
		fmt.Sprintf("--alter"),
		fmt.Sprintf("--topic %s", topic),
		fmt.Sprintf("--deleteConfig %s", key),
	)
	err := cmd.Open()
	swallow(err)
	defer cmd.Close()

	scanner := bufio.NewScanner(cmd.Reader())
	scanner.Split(bufio.ScanLines)

	output := make([]string, 0)
	for scanner.Scan() {
		output = append(output, scanner.Text())
	}
	swallow(scanner.Err())

	path := zkcluster.GetTopicConfigPath(topic)
	this.Ui.Info(path)

	for _, line := range output {
		this.Ui.Output(line)
	}
}
示例#2
0
文件: topics.go 项目: funkygao/gafka
func (this *Topics) configTopic(zkcluster *zk.ZkCluster, topic string, retentionInMinute int) {
	/*
	  val SegmentBytesProp = "segment.bytes"
	  val SegmentMsProp = "segment.ms"
	  val SegmentIndexBytesProp = "segment.index.bytes"
	  val FlushMessagesProp = "flush.messages"
	  val FlushMsProp = "flush.ms"
	  val RetentionBytesProp = "retention.bytes"
	  val RententionMsProp = "retention.ms"
	  val MaxMessageBytesProp = "max.message.bytes"
	  val IndexIntervalBytesProp = "index.interval.bytes"
	  val DeleteRetentionMsProp = "delete.retention.ms"
	  val FileDeleteDelayMsProp = "file.delete.delay.ms"
	  val MinCleanableDirtyRatioProp = "min.cleanable.dirty.ratio"
	  val CleanupPolicyProp = "cleanup.policy"
	*/

	// ./bin/kafka-topics.sh --zookeeper localhost:2181/kafka --alter --topic foobar --config max.message.bytes=10000101
	// zk: {"version":1,"config":{"index.interval.bytes":"10000101","max.message.bytes":"10000101"}}

	if retentionInMinute < 10 {
		panic("less than 10 minutes?")
	}

	ts := sla.DefaultSla()
	ts.RetentionHours = float64(retentionInMinute) / 60
	output, err := zkcluster.AlterTopic(topic, ts)
	if err != nil {
		this.Ui.Error(fmt.Sprintf("%+v: %v", ts, err))
		os.Exit(1)
	}

	path := zkcluster.GetTopicConfigPath(topic)
	this.Ui.Info(path)

	for _, line := range output {
		this.Ui.Output(line)
	}

}