安装zookeeper之前先安装java:
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tar -xf jdk-8u231-linux-x64.tar.gz -C /usr/local/cd /usr/local/ln -sv jdk1.8.0_231/ jdkcat > /etc/profile.d/java.sh <<EOFexport JAVA_HOME=/usr/local/jdkexport JRE_HOME=\$JAVA_HOME/jreexport CLASSPATH=.:\$JAVA_HOME/lib/dt.jar:\$JAVA_HOME/lib/tools.jar:\$JRE_HOME/libexport PATH=\$PATH:\$JAVA_HOME/bin:\$JRE_HOME/binEOF. /etc/profile.d/java.shjava -versionjavac -version |
zookeeper下载地址:
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https://mirrors.aliyun.com/apache/zookeeper/ |
下载安装包:
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wget https://mirrors.aliyun.com/apache/zookeeper/zookeeper-3.4.14/zookeeper-3.4.14.tar.gz |
配置DNS解析:
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cat > /etc/hosts <<EOF127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4::1 localhost localhost.localdomain localhost6 localhost6.localdomain6192.168.0.51 zookeeper1192.168.0.52 zookeeper2192.168.0.53 zookeeper3EOF |
设置主机名:
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hostnamectl set-hostname zookeeper1hostnamectl set-hostname zookeeper2hostnamectl set-hostname zookeeper3 |
配置免秘钥:
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ssh-copy-id -i .ssh/id_rsa.pub root@zookeeper1ssh-copy-id -i .ssh/id_rsa.pub root@zookeeper2ssh-copy-id -i .ssh/id_rsa.pub root@zookeeper3 |
解压安装:
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tar -xf zookeeper-3.4.14.tar.gz -C /usr/local/cd /usr/local/ln -sv zookeeper-3.4.14/ zookeeper |
配置环境变量:
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cat > /etc/profile.d/zookeeper.sh <<EOFexport ZOOKEEPER_HOME=/usr/local/zookeeperexport PATH=\$PATH:\$ZOOKEEPER_HOME/binEOF. /etc/profile.d/zookeeper.sh |
日志目录:
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mkdir /usr/local/zookeeper/logs |
数据目录:
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mkdir /data/zookeeper -pv |
配置文件:
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cat > /usr/local/zookeeper/conf/zoo.cfg <<EOFtickTime=2000initLimit=10syncLimit=5dataDir=/data/zookeeperdataLogDir=/usr/local/zookeeper/logsclientPort=2181# server.1 这个1是服务器的标识,可以是任意有效数字,标识这是第几个服务器节点,这个标识要写到dataDir目录下面myid文件里# 指名集群间通讯端口和选举端口server.1=zookeeper1:2287:3387server.2=zookeeper2:2287:3387server.3=zookeeper3:2287:3387EOF |
数据目录的myid文件的ID号和配置文件中的server.id对应:
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zookeeper1echo "1" > /data/zookeeper/myidzookeeper2echo "2" > /data/zookeeper/myidzookeeper3echo "3" > /data/zookeeper/myid |
复制配置文件到其他节点:
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scp /usr/local/zookeeper/conf/zoo.cfg root@zookeeper2:/usr/local/zookeeper/conf/scp /usr/local/zookeeper/conf/zoo.cfg root@zookeeper3:/usr/local/zookeeper/conf/ |
使用普通用户启动集群:这里要和hadoop配合使用,一般情况下root即可。
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useradd hadoopcd /usr/local/chown -R hadoop.hadoop zookeeper/ zookeeperchmod g+w /usr/local/zookeeper/logs/chown -R hadoop.hadoop /data/zookeeper/ |
启动集群:
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su hadoopzkServer.sh start |
查看状态:
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~]$ zkServer.sh statusZooKeeper JMX enabled by defaultUsing config: /usr/local/zookeeper/bin/../conf/zoo.cfgMode: follower |
停止集群:
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zkServer.sh stop |
本文来自博客园,作者:大码王,转载请注明原文链接:https://www.cnblogs.com/huanghanyu/
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