标签:bin opt bigdata1 zookeeper HADOOP module HA root 搭建
1. 准备三台虚拟机
修改host文件
[root@localhost ~]# vi /etc/hosts
192.168.2.151 bigdata1 192.168.2.152 bigdata2 192.168.2.153 bigdata3
查看防火墙状态
[root@bigdata1 ~]# systemctl status firewalld
关闭防火墙
[root@bigdata1 ~]# systemctl stop firewalld
开机防火墙不启动
[root@bigdata1 ~]# systemctl disable firewalld
2. 设置静态ip/主机名/重启
[root@localhost ~]# vi /etc/sysconfig/network-scripts/ifcfg-ens33
TYPE="Ethernet" PROXY_METHOD="none" BROWSER_ONLY="no" BOOTPROTO="static" DEFROUTE="yes" IPV4_FAILURE_FATAL="no" IPV6INIT="yes" IPV6_AUTOCONF="yes" IPV6_DEFROUTE="yes" IPV6_FAILURE_FATAL="no" IPV6_ADDR_GEN_MODE="stable-privacy" NAME="ens33" UUID="f543d854-9cf6-43e5-9746-74658a75e808" DEVICE="ens33" ONBOOT="yes" IPADDR=192.168.2.151 #对应的ip NETMASK=255.255.255.0 GATEWAY=192.168.2.2 DNS1=8.8.8.8 DNS2=114.114.114.114
[root@localhost ~]# hostnamectl set-hostname <newhostname> [root@localhost ~]# reboot
3. 编写群发脚本,便于发送
[root@bigdata1 ~]# vi /bin/xsync
#!/bin/bash #获取输入参数个数,如果没有参数,直接退出 pcount=$# if((pcount==0)); then echo no arg; exit; fi #获取文件名称 p1=$1 fname=`basename $p1` echo fname=$fname #获取上级目录的绝对路径 pdir=`cd -P $(dirname $p1); pwd` echo pdir=$pdir #4获取当前用户名称 user=`whoami` #5循环 for((host=1;host<4;host++)); do echo ------------------- bigdata$host ------------------- rsync -av $pdir/$fname $user@bigdata$host:$pdir done
修改脚本使其 具有执行权限
[root@bigdata1 ~]# chmod +x /bin/xsync
3. 创建安装目录
[root@bigdata1 ~]# mkdir -p /opt/module/ [root@bigdata1 ~]# mkdir -p /opt/software/
4. 角色分配
bigdata1 | bigdata2 | bigdata3 |
NameNode | NameNode | |
JournalNode | JournalNode | JournalNode |
DataNode | DataNode | DataNode |
Zookeeper | Zookeeper | Zookeeper |
ResourceManeger | ResourceManeger | |
NodeManager | NodeManager | NodeManager |
5. 下载
jdk下载地址:https://www.oracle.com/java/technologies/javase-jdk15-downloads.html
zookeeper下载地址:https://www.apache.org/dyn/closer.lua/zookeeper/zookeeper-3.6.1/apache-zookeeper-3.6.1-bin.tar.gz
hadoop下载地址:https://www.apache.org/dyn/closer.cgi/hadoop/common/hadoop-2.10.1/hadoop-2.10.1.tar.gz
下载完毕全部上传到 /opt/software/ 目录
6. JDK安装
查看已安装JDK
[root@bigdata1 ~]# rpm -qa | grep java javapackages-tools-3.4.1-11.el7.noarch java-1.8.0-openjdk-headless-1.8.0.262.b10-0.el7_8.x86_64 java-1.8.0-openjdk-devel-1.8.0.262.b10-0.el7_8.x86_64 python-javapackages-3.4.1-11.el7.noarch tzdata-java-2020a-1.el7.noarch java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64
卸载已安装JDK
[root@bigdata1 ~]# rpm -qa | grep java | xargs rpm -e --nodeps
解压安装
[root@bigdata1 ~]# tar -zxvf /opt/software/jdk-15_linux-x64_bin.tar.gz -C /opt/module/
配置JDK环境变量
[root@bigdata1 ~]# vi /etc/profile
#JAVA_HOME export JAVA_HOME=/opt/module/jdk-15 export PATH=$PATH:$JAVA_HOME/bin
远程复制JDK、环境变量到另外两台主机 bigdata2、bigdata3 上并刷新环境变量
[root@bigdata1 ~]# xsync /opt/module/jdk-15/ [root@bigdata1 ~]# xsync /etc/profile
[root@bigdata1 ~]# source /etc/profile [root@bigdata2 ~]# source /etc/profile [root@bigdata3 ~]# source /etc/profile
验证是否安装成功
[root@bigdata1 jdk-15]# java -version java version "15" 2020-09-15 Java(TM) SE Runtime Environment (build 15+36-1562) Java HotSpot(TM) 64-Bit Server VM (build 15+36-1562, mixed mode, sharing)
7. 安装zookeeper
解压安装
[root@bigdata1 ~]# tar -zxvf /opt/software/apache-zookeeper-3.6.1-bin.tar.gz /opt/module/
切换到conf目录
[root@bigdata1 ~]# cd /opt/module/apache-zookeeper-3.6.1-bin/conf
拷贝zoo_sample.cfg目录命名为zoo.cfg
[root@bigdata1 conf]# cp zoo_sample.cfg zoo.cfg
修改zoo.cfg配置文件
tickTime=2000 initLimit=10 syncLimit=5 dataDir=/opt/module/apache-zookeeper-3.6.1-bin/data clientPort=2181 server.1=bigdata1:2888:3888 server.2=bigdata2:2888:3888 server.3=bigdata3:2888:3888
在 bigdata1 上创建data目录和myid文件
[root@bigdata1 ~]# mkdir /opt/module/apache-zookeeper-3.6.1-bin/data [root@bigdata1 ~]# echo 1 > /opt/module/apache-zookeeper-3.6.1-bin/myid
远程复制zookeeper到另外两台主机 bigdata2、bigdata3 上并修改myid文件
[root@bigdata1 ~]# xsync /opt/module/apache-zookeeper-3.6.1-bin/
[root@bigdata2 ~]# echo 2 > /opt/module/apache-zookeeper-3.6.1-bin/data/myid [root@bigdata3 ~]# echo 3 > /opt/module/apache-zookeeper-3.6.1-bin/data/myid
配置三台主机zookeeper环境变量
[root@bigdata1 ~]# vi /etc/profile
#ZOOKEEPER_HOME export ZOOKEEPER_HOME=/opt/module/apache-zookeeper-3.6.1-bin export PATH=$PATH:$ZOOKEEPER_HOME/bin
[root@bigdata1 ~]# xsync /etc/profile
[root@bigdata1 ~]# source /etc/profile [root@bigdata2 ~]# source /etc/profile [root@bigdata3 ~]# source /etc/profile
启动
在三台主机上分别执行如下命令
[root@bigdata1 ~]# zkServer.sh start ZooKeeper JMX enabled by default Using config: /opt/module/apache-zookeeper-3.6.1-bin/bin/../conf/zoo.cfg Starting zookeeper ... STARTED [root@bigdata2 ~]# zkServer.sh start ZooKeeper JMX enabled by default Using config: /opt/module/apache-zookeeper-3.6.1-bin/bin/../conf/zoo.cfg Starting zookeeper ... STARTED [root@bigdata3 ~]# zkServer.sh start ZooKeeper JMX enabled by default Using config: /opt/module/apache-zookeeper-3.6.1-bin/bin/../conf/zoo.cfg Starting zookeeper ... STARTED
查询运行状态
[root@bigdata1 ~]# zkServer.sh status ZooKeeper JMX enabled by default Using config: /opt/module/apache-zookeeper-3.6.1-bin/bin/../conf/zoo.cfg Client port found: 2181. Client address: localhost. Mode: follower [root@bigdata2 ~]# zkServer.sh status /usr/bin/java ZooKeeper JMX enabled by default Using config: /opt/module/apache-zookeeper-3.6.1-bin/bin/../conf/zoo.cfg Client port found: 2181. Client address: localhost. Mode: leader [root@bigdata3 ~]# zkServer.sh status /usr/bin/java ZooKeeper JMX enabled by default Using config: /opt/module/apache-zookeeper-3.6.1-bin/bin/../conf/zoo.cfg Client port found: 2181. Client address: localhost. Mode: follower
标签:bin,opt,bigdata1,zookeeper,HADOOP,module,HA,root,搭建 来源: https://www.cnblogs.com/vip-nange/p/13835180.html
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