yum安装jdk
[root@iZ2zeflzb6atg5mhyyxn7oZ ~]# yum -y install java-1.8.0-openjdk*
配置变量
[root@iZ2zeflzb6atg5mhyyxn7oZ ~]# vim /etc/profile export JAVA_HOME=/usr/lib/jvm/jre-1.8.0-openjdk export PATH=$JAVA_HOME/bin:$PATH export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
使其生效
[root@iZ2zeflzb6atg5mhyyxn7oZ ~]# source /etc/profile [root@iZ2zeflzb6atg5mhyyxn7oZ ~]# java -version openjdk version "1.8.0_242" OpenJDK Runtime Environment (build 1.8.0_242-b08) OpenJDK 64-Bit Server VM (build 25.242-b08, mixed mode)
安装ZooKeeper
[root@iZ2zeflzb6atg5mhyyxn7oZ ~]# wget https://mirrors.tuna.tsinghua.edu.cn/apache/zookeeper/zookeeper-3.4.14/zookeeper-3.4.14.tar.gz [root@iZ2zeflzb6atg5mhyyxn7oZ ~]# tar zxf zookeeper-3.4.14.tar.gz -C /usr/local/ [root@iZ2zeflzb6atg5mhyyxn7oZ ~]# ln -sv /usr/local/zookeeper-3.4.14/ /usr/local/zookeeper ‘/usr/local/zookeeper’ -> ‘/usr/local/zookeeper-3.4.14/’
设置配置文件
zookeeper默认读取的是conf/zoo.cfg配置文件
[root@iZ2zeflzb6atg5mhyyxn7oZ ~]# cp /usr/local/zookeeper/conf/zoo_sample.cfg /usr/local/zookeeper/conf/zoo.cfg
配置zookeeper启动服务脚本
[root@iZ2zeflzb6atg5mhyyxn7oZ ~]# vim /etc/init.d/zookeeper #!/bin/bash # chkconfig: 2345 10 90 # description: zookeeper #Blog:blog.whsir.com case $1 in start) /usr/local/zookeeper/bin/zkServer.sh start ;; stop) /usr/local/zookeeper/bin/zkServer.sh stop ;; status) su root /usr/local/zookeeper/bin/zkServer.sh status ;; restart) su /usr/local/zookeeper/bin/zkServer.sh restart ;; *) echo "require start|stop|status|restart" ;; esac
赋予执行权限
[root@iZ2zeflzb6atg5mhyyxn7oZ ~]# chmod +x /etc/init.d/zookeeper [root@iZ2zeflzb6atg5mhyyxn7oZ ~]# chkconfig --add zookeeper [root@iZ2zeflzb6atg5mhyyxn7oZ ~]# /etc/init.d/zookeeper start ZooKeeper JMX enabled by default Using config: /usr/local/zookeeper/bin/../conf/zoo.cfg Starting zookeeper ... STARTED
连接测试
zookeeper默认连接端口2181,这里测试下客户端连接
如果连接本地zookeeper则直接运行bin目录下的zkCli.sh即可,如果要连接远程的zookeeper服务,则使用-server参数
[root@iZ2zeflzb6atg5mhyyxn7oZ ~]# /usr/local/zookeeper/bin/zkCli.sh -server 127.0.0.1:2181 Connecting to 127.0.0.1:2181 2020-04-22 13:53:23,925 [myid:] - INFO [main:Environment@100] - Client environment:zookeeper.version=3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf, built on 03/06/2019 16:18 GMT 2020-04-22 13:53:23,928 [myid:] - INFO [main:Environment@100] - Client environment:host.name=iZ2zeflzb6atg5mhyyxn7oZ 2020-04-22 13:53:23,928 [myid:] - INFO [main:Environment@100] - Client environment:java.version=1.8.0_242 2020-04-22 13:53:23,929 [myid:] - INFO [main:Environment@100] - Client environment:java.vendor=Oracle Corporation 2020-04-22 13:53:23,929 [myid:] - INFO [main:Environment@100] - Client environment:java.home=/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.242.b08-0.el7_7.x86_64/jre 2020-04-22 13:53:23,929 [myid:] - INFO [main:Environment@100] - Client environment:java.class.path=/usr/local/zookeeper/bin/../zookeeper-server/target/classes:/usr/local/zookeeper/bin/../build/classes:/usr/local/zookeeper/bin/../zookeeper-server/target/lib/*.jar:/usr/local/zookeeper/bin/../build/lib/*.jar:/usr/local/zookeeper/bin/../lib/slf4j-log4j12-1.7.25.jar:/usr/local/zookeeper/bin/../lib/slf4j-api-1.7.25.jar:/usr/local/zookeeper/bin/../lib/netty-3.10.6.Final.jar:/usr/local/zookeeper/bin/../lib/log4j-1.2.17.jar:/usr/local/zookeeper/bin/../lib/jline-0.9.94.jar:/usr/local/zookeeper/bin/../lib/audience-annotations-0.5.0.jar:/usr/local/zookeeper/bin/../zookeeper-3.4.14.jar:/usr/local/zookeeper/bin/../zookeeper-server/src/main/resources/lib/*.jar:/usr/local/zookeeper/bin/../conf:.:/usr/lib/jvm/jre-1.8.0-openjdk/lib/dt.jar:/usr/lib/jvm/jre-1.8.0-openjdk/lib/tools.jar 2020-04-22 13:53:23,930 [myid:] - INFO [main:Environment@100] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib 2020-04-22 13:53:23,930 [myid:] - INFO [main:Environment@100] - Client environment:java.io.tmpdir=/tmp 2020-04-22 13:53:23,930 [myid:] - INFO [main:Environment@100] - Client environment:java.compiler=<NA> 2020-04-22 13:53:23,930 [myid:] - INFO [main:Environment@100] - Client environment:os.name=Linux 2020-04-22 13:53:23,930 [myid:] - INFO [main:Environment@100] - Client environment:os.arch=amd64 2020-04-22 13:53:23,930 [myid:] - INFO [main:Environment@100] - Client environment:os.version=3.10.0-1062.18.1.el7.x86_64 2020-04-22 13:53:23,930 [myid:] - INFO [main:Environment@100] - Client environment:user.name=root 2020-04-22 13:53:23,930 [myid:] - INFO [main:Environment@100] - Client environment:user.home=/root 2020-04-22 13:53:23,930 [myid:] - INFO [main:Environment@100] - Client environment:user.dir=/root 2020-04-22 13:53:23,931 [myid:] - INFO [main:ZooKeeper@442] - Initiating client connection, connectString=127.0.0.1:2181 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@1a86f2f1 Welcome to ZooKeeper! 2020-04-22 13:53:23,946 [myid:] - INFO [main-SendThread(localhost:2181):ClientCnxn$SendThread@1025] - Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error) JLine support is enabled 2020-04-22 13:53:23,993 [myid:] - INFO [main-SendThread(localhost:2181):ClientCnxn$SendThread@879] - Socket connection established to localhost/127.0.0.1:2181, initiating session [zk: 127.0.0.1:2181(CONNECTING) 0] 2020-04-22 13:53:24,013 [myid:] - INFO [main-SendThread(localhost:2181):ClientCnxn$SendThread@1299] - Session establishment complete on server localhost/127.0.0.1:2181, sessionid = 0x100006cff570000, negotiated timeout = 30000 WATCHER:: WatchedEvent state:SyncConnected type:None path:null
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