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  • (三)kafka基本使用

    版本:
    zookeeper: zookeeper-3.4.12.tar.gz
    kafka: kafka_2.11-2.0.0.tgz

    参考:

    1. zookeeper

    [root@thor zookeeper-3.4.12]# bin/zkCli.sh -server 127.0.0.1:2181
    Connecting to 127.0.0.1:2181
    2018-09-12 14:24:21,455 [myid:] - INFO  [main:Environment@100] - Client environment:zookeeper.version=3.4.12-e5259e437540f349646870ea94dc2658c4e44b3b, built on 03/27/2018 03:55 GMT
    2018-09-12 14:24:21,460 [myid:] - INFO  [main:Environment@100] - Client environment:host.name=Thor
    2018-09-12 14:24:21,460 [myid:] - INFO  [main:Environment@100] - Client environment:java.version=1.8.0_162
    2018-09-12 14:24:21,462 [myid:] - INFO  [main:Environment@100] - Client environment:java.vendor=Oracle Corporation
    2018-09-12 14:24:21,462 [myid:] - INFO  [main:Environment@100] - Client environment:java.home=/usr/local/jdk1.7.0_10/jre
    2018-09-12 14:24:21,462 [myid:] - INFO  [main:Environment@100] - Client environment:java.class.path=/mnt/liudong/lean/zookeeper-3.4.12/bin/../build/classes:/mnt/liudong/lean/zookeeper-3.4.12/bin/../build/lib/*.jar:/mnt/liudong/lean/zookeeper-3.4.12/bin/../lib/slf4j-log4j12-1.7.25.jar:/mnt/liudong/lean/zookeeper-3.4.12/bin/../lib/slf4j-api-1.7.25.jar:/mnt/liudong/lean/zookeeper-3.4.12/bin/../lib/netty-3.10.6.Final.jar:/mnt/liudong/lean/zookeeper-3.4.12/bin/../lib/log4j-1.2.17.jar:/mnt/liudong/lean/zookeeper-3.4.12/bin/../lib/jline-0.9.94.jar:/mnt/liudong/lean/zookeeper-3.4.12/bin/../lib/audience-annotations-0.5.0.jar:/mnt/liudong/lean/zookeeper-3.4.12/bin/../zookeeper-3.4.12.jar:/mnt/liudong/lean/zookeeper-3.4.12/bin/../src/java/lib/*.jar:/mnt/liudong/lean/zookeeper-3.4.12/bin/../conf:/usr/local/jdk1.7.0_10/lib:/usr/local/jdk1.7.0_10/jre/lib:/usr/local/jdk1.7.0_10/lib:/usr/local/jdk1.7.0_10/jre/lib:
    2018-09-12 14:24:21,462 [myid:] - INFO  [main:Environment@100] - Client environment:java.library.path=../lib:/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
    2018-09-12 14:24:21,462 [myid:] - INFO  [main:Environment@100] - Client environment:java.io.tmpdir=/tmp
    2018-09-12 14:24:21,462 [myid:] - INFO  [main:Environment@100] - Client environment:java.compiler=<NA>
    2018-09-12 14:24:21,462 [myid:] - INFO  [main:Environment@100] - Client environment:os.name=Linux
    2018-09-12 14:24:21,463 [myid:] - INFO  [main:Environment@100] - Client environment:os.arch=amd64
    2018-09-12 14:24:21,463 [myid:] - INFO  [main:Environment@100] - Client environment:os.version=3.10.0-123.el7.x86_64
    2018-09-12 14:24:21,463 [myid:] - INFO  [main:Environment@100] - Client environment:user.name=root
    2018-09-12 14:24:21,463 [myid:] - INFO  [main:Environment@100] - Client environment:user.home=/root
    2018-09-12 14:24:21,463 [myid:] - INFO  [main:Environment@100] - Client environment:user.dir=/mnt/liudong/lean/zookeeper-3.4.12
    2018-09-12 14:24:21,464 [myid:] - INFO  [main:ZooKeeper@441] - Initiating client connection, connectString=127.0.0.1:2181 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@4b85612c
    Welcome to ZooKeeper!
    2018-09-12 14:24:21,492 [myid:] - INFO  [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1028] - Opening socket connection to server 127.0.0.1/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
    JLine support is enabled
    2018-09-12 14:24:21,559 [myid:] - INFO  [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@878] - Socket connection established to 127.0.0.1/127.0.0.1:2181, initiating session
    [zk: 127.0.0.1:2181(CONNECTING) 0] 2018-09-12 14:24:21,596 [myid:] - INFO  [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1302] - Session establishment complete on server 127.0.0.1/127.0.0.1:2181, sessionid = 0x100191eca480000, negotiated timeout = 30000
    
    WATCHER::
    
    WatchedEvent state:SyncConnected type:None path:null
    
    [zk: 127.0.0.1:2181(CONNECTED) 0] help
    ZooKeeper -server host:port cmd args
            stat path [watch]
            set path data [version]
            ls path [watch]
            delquota [-n|-b] path
            ls2 path [watch]
            setAcl path acl
            setquota -n|-b val path
            history 
            redo cmdno
            printwatches on|off
            delete path [version]
            sync path
            listquota path
            rmr path
            get path [watch]
            create [-s] [-e] path data acl
            addauth scheme auth
            quit 
            getAcl path
            close 
            connect host:port
    [zk: 127.0.0.1:2181(CONNECTED) 1] ls .
    Command failed: java.lang.IllegalArgumentException: Path must start with / character
    [zk: 127.0.0.1:2181(CONNECTED) 2] ls ./
    Command failed: java.lang.IllegalArgumentException: Path must start with / character
    [zk: 127.0.0.1:2181(CONNECTED) 3] ls
    [zk: 127.0.0.1:2181(CONNECTED) 4] ls /
    [zookeeper]
    [zk: 127.0.0.1:2181(CONNECTED) 5] ls /zookeeper
    [quota]
    [zk: 127.0.0.1:2181(CONNECTED) 6] create /zk_test mydata
    Created /zk_test
    [zk: 127.0.0.1:2181(CONNECTED) 7] ls
    [zk: 127.0.0.1:2181(CONNECTED) 8] ls
    [zk: 127.0.0.1:2181(CONNECTED) 9] ls /
    [zookeeper, zk_test]
    [zk: 127.0.0.1:2181(CONNECTED) 10] get /zk_test
    mydata
    cZxid = 0x2
    ctime = Wed Sep 12 14:27:46 CST 2018
    mZxid = 0x2
    mtime = Wed Sep 12 14:27:46 CST 2018
    pZxid = 0x2
    cversion = 0
    dataVersion = 0
    aclVersion = 0
    ephemeralOwner = 0x0
    dataLength = 6
    numChildren = 0
    [zk: 127.0.0.1:2181(CONNECTED) 11] set /zk_test junk
    cZxid = 0x2
    ctime = Wed Sep 12 14:27:46 CST 2018
    mZxid = 0x3
    mtime = Wed Sep 12 14:28:36 CST 2018
    pZxid = 0x2
    cversion = 0
    dataVersion = 1
    aclVersion = 0
    ephemeralOwner = 0x0
    dataLength = 4
    numChildren = 0
    [zk: 127.0.0.1:2181(CONNECTED) 12] get /zk_test
    junk
    cZxid = 0x2
    ctime = Wed Sep 12 14:27:46 CST 2018
    mZxid = 0x3
    mtime = Wed Sep 12 14:28:36 CST 2018
    pZxid = 0x2
    cversion = 0
    dataVersion = 1
    aclVersion = 0
    ephemeralOwner = 0x0
    dataLength = 4
    numChildren = 0
    [zk: 127.0.0.1:2181(CONNECTED) 13] delete /zk_test
    [zk: 127.0.0.1:2181(CONNECTED) 14] ld /
    ZooKeeper -server host:port cmd args
            stat path [watch]
            set path data [version]
            ls path [watch]
            delquota [-n|-b] path
            ls2 path [watch]
            setAcl path acl
            setquota -n|-b val path
            history 
            redo cmdno
            printwatches on|off
            delete path [version]
            sync path
            listquota path
            rmr path
            get path [watch]
            create [-s] [-e] path data acl
            addauth scheme auth
            quit 
            getAcl path
            close 
            connect host:port
    [zk: 127.0.0.1:2181(CONNECTED) 15] ls /
    [zookeeper]
    [zk: 127.0.0.1:2181(CONNECTED) 16] get /zookeeper
    
    cZxid = 0x0
    ctime = Thu Jan 01 08:00:00 CST 1970
    mZxid = 0x0
    mtime = Thu Jan 01 08:00:00 CST 1970
    pZxid = 0x0
    cversion = -1
    dataVersion = 0
    aclVersion = 0
    ephemeralOwner = 0x0
    dataLength = 0
    numChildren = 1
    [zk: 127.0.0.1:2181(CONNECTED) 17] 
    

    2. kafka

    > bin/kafka-server-start.sh config/server.properties
    [2013-04-22 15:01:47,028] INFO Verifying properties (kafka.utils.VerifiableProperties)
    [2013-04-22 15:01:47,051] INFO Property socket.send.buffer.bytes is overridden to 1048576 (kafka.utils.VerifiableProperties)
    ...
    

    3. topic

    [root@thor kafka_2.11-2.0.0]# bin/kafka-topics.sh --create --zookeeper localhost:2181 --replication-factor 1 --partitions 1 --topic test
    Created topic "test".
    [root@thor kafka_2.11-2.0.0]# bin/kafka-topics.sh --list --zookeeper localhost:2181                                                     
    test
    

    4. producer

    [root@thor kafka_2.11-2.0.0]# bin/kafka-console-producer.sh --broker-list localhost:9092 --topic test
    >this is a test
    >this is a ^Hnothre test
    >this is anathor test
    >this is another test
    >hello
    >world
    >hehe
    >
    

    5. consumer

    [root@thor kafka_2.11-2.0.0]# bin/kafka-console-consumer.sh --bootstrap-server localhost:9092 --topic test --from-beginning
    this is a test
    this is anothre test
    this is anathor test
    this is another test
    hello
    world
    world
    hehe
    

    6. windows下使用Kafka

    C:kafka_2.11-2.0.0>.inwindowszookeeper-server-start.bat .configzookeeper.properties
    
    C:kafka_2.11-2.0.0>.inwindowskafka-server-start.bat .configserver.properties
    
    
    C:kafka_2.11-2.0.0inwindows>kafka-topics.bat --create --zookeeper localhost:2181 --replication-factor 1 --partitions 1 --topic topic1992
    
    C:kafka_2.11-2.0.0inwindows>kafka-topics.bat --list --zookeeper localhost:2181
    
    C:kafka_2.11-2.0.0inwindows>.kafka-console-consumer.bat --bootstrap-server localhost:9092 --topic topic1992 --from-beginning
    
    
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  • 原文地址:https://www.cnblogs.com/walkinginthesun/p/9634707.html
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