环境介绍

ip主机名角色
192.168.200.161masterserver
192.168.200.162slave1agent
192.168.200.163slave2agent

安装环境准备

JDK安装配置

mkdir -p /usr/share/java
cd /usr/share/java/
tar -zxvf ./jdk-8u201-linux-x64.tar.gz
vim /etc/profile
#jdk配置
export JAVA_HOME=/usr/share/java/jdk1.8.0_201
export CLASSPATH=.:${JAVA_HOME}/jre/lib/rt.jar:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar
export PATH=$PATH:${JAVA_HOME}/bin

修改主机名,主机名映射(所有节点)

hostnamectl set-hostname cm-server   #更改个主机名
vim /etc/hosts
192.168.200.161   master
192.168.200.162   slave1
192.168.200.163   slave2

关闭防火墙 selinux (所有节点)

systemctl stop firewalld
systemctl disable firewalld
#关闭selinux
sed -i 's/SELINUX=enforcing/SELINUX=disable/g' /etc/selinux/config

禁止交互(所有节点)

vim /etc/sysctl.conf
sudo sysctl vm.swappiness=0

禁止大页面(所有节点)

echo never > /sys/kernel/mm/transparent_hugepage/defrag
echo never > /sys/kernel/mm/transparent_hugepage/enabled
vim /etc/rc.local
#增加两行:
echo never > /sys/kernel/mm/transparent_hugepage/defrag
echo never > /sys/kernel/mm/transparent_hugepage/enabled
chmod +x /etc/rc.d/rc.local

免密登录

#在cdh-master生成密钥对
ssh-keygen -t rsa  
#将公钥发送到其它节点
for i in `seq 1 2`;do ssh-copy-id -i /root/.ssh/id_rsa.pub root@slave$i;done

NTP服务安装(所有节点)

#master节点配置
#查看是否安装的ntp时间服务器
rpm -qa | grep ntp
#安装ntp服务
yum install -y ntp ntpdate
#修改ntp配置文件
vim /etc/ntp.conf
# 中国这边最活跃的时间服务器 : http://www.pool.ntp.org/zone/cn
server 0.cn.pool.ntp.org
server 0.asia.pool.ntp.org
server 3.asia.pool.ntp.org
​
# allow update time by the upper server
# 允许上层时间服务器主动修改本机时间
restrict 0.cn.pool.ntp.org nomodify notrap noquery
restrict 0.asia.pool.ntp.org nomodify notrap noquery
restrict 3.asia.pool.ntp.org nomodify notrap noquery
​
# Undisciplined Local Clock. This is a fake driver intended for backup
# and when no outside source of synchronized time is available.
# 外部时间服务器不可用时,以本地时间作为时间服务
server  127.127.1.0     # local clock
fudge   127.127.1.0 stratum 10
​
#启动ntp服务
service ntpd start  
service ntpd status
#查看是否已经打开服务
systemctl list-unit-files | grep ntp
#查看服务连接和监听
netstat -tlunp | grep ntp
#查看网络中的NTP服务器,同时显示客户端和每个服务器的关系
ntpq -p
#查看时间同步状态,这个一般需要5-10分钟后才能成功连接和同步。所以,服务器启动后需要稍等下
ntpstat
​
#slave节点配置
#配置/etc/ntp.conf文件,在此文件中添加如下配置:
vim /etc/ntp.conf
server 192.168.200.161 prefer
#执行chkconfig ntpd on,设置开机启动
chkconfig ntpd on
#执行service ntpd start启动ntpd服务
service ntpd start
#同步NTP-Server时间
ntpdate -u 192.168.200.161
6 Aug 13:44:12 ntpdate[6616]: adjust time server 192.168.200.161 offset 0.003185 sec
systemctl enable ntpd

安装mysql

rpm -qa | grep mariadb
#卸载自带数据库
rpm -e --nodeps mariadb-libs-5.5.56-2.el7.x86_64
​
cd /usr/local/src
wget http://repo.mysql.com/mysql57-community-release-el7-8.noarch.rpm
rpm -ivh mysql57-community-release-el7-8.noarch.rpm
yum -y install mysql-server
​
systemctl start mysqld
systemctl enable mysqld

关于mysql5.7密码策略问题:ERROR 1819 (HY000): Your password does not satisfy the current policy requirements

#进入数据库,修改只验证密码强度等级
set global validate_password_policy=LOW;
#设置验证密码长度
set global validate_password_length=6;

创建数据库

mysql -uroot -p123456
mysql> create database hive DEFAULT CHARSET utf8 COLLATE utf8_general_ci;
Query OK, 1 row affected (0.00 sec)
​
mysql> create database amon DEFAULT CHARSET utf8 COLLATE utf8_general_ci;
Query OK, 1 row affected (0.00 sec)
​
mysql> create database hue DEFAULT CHARSET utf8 COLLATE utf8_general_ci;
Query OK, 1 row affected (0.00 sec)
​
mysql> create database monitor DEFAULT CHARSET utf8 COLLATE utf8_general_ci;
Query OK, 1 row affected (0.00 sec)
​
mysql> create database oozie DEFAULT CHARSET utf8 COLLATE utf8_general_ci;
Query OK, 1 row affected (0.00 sec)
​
mysql> create database report DEFAULT CHARSET utf8 COLLATE utf8_general_ci;
Query OK, 1 row affected (0.00 sec)
​
mysql> grant all on *.* to root@"%" Identified by "123456";
Query OK, 0 rows affected (0.00 sec)
​
mysql> exit

CM安装和CDH的准备

把所有准备好的相应包上传到master节点

[root@master home]# ls
CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel           mysql-community-libs-compat-5.7.24-1.el7.x86_64.rpm
CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel.sha1     mysql-connector-java-5.1.46
cloudera-manager-centos7-cm5.16.1_x86_64.tar.gz mysql-connector-java-5.1.46.zip
manifest.json                                   mysql-connector-java.jar
[root@master home]#tar zxvf cloudera-manager-centos7-cm5.16.1_x86_64.tar.gz -C /opt/
[root@master home]# ls /opt/
cloudera cm-5.16.1

拷贝jar包(所有节点)

ls
CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel           mysql-community-libs-compat-5.7.24-1.el7.x86_64.rpm
CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel.sha1       mysql-connector-java-5.1.46
cloudera-manager-centos7-cm5.16.1_x86_64.tar.gz mysql-connector-java-5.1.46.zip
manifest.json                                   mysql-connector-java.jar
cp mysql-connector-java.jar /usr/share/java/mysql-connector-java.jar

创建用户(所有节点)

useradd --system --home=/opt/cm-5.16.1/run/cloudera-scm-server  --shell=/bin/false --comment "Cloudera SCM User" cloudera-scm

初始化数据库

/opt/cm-5.16.1/share/cmf/schema/scm_prepare_database.sh mysql cm -hlocalhost -uroot -p123456 --scm-host localhost scm scm scm
......
All done, your SCM database is configured correctly!

制作本地源(master节点)

ls
CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel           mysql-community-libs-compat-5.7.24-1.el7.x86_64.rpm
CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel.sha1     mysql-connector-java-5.1.46
cloudera-manager-centos7-cm5.16.1_x86_64.tar.gz mysql-connector-java-5.1.46.zip
manifest.json   mysql-connector-java.jar
mv CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel.sha1 CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel.sha
cp CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel CDH-5.16.1-1.cdh5.16.1.p0.3-el7.parcel.sha1 manifest.json /opt/cloudera/parcel-repo/
#需将sha1改成sha

修改配置

#修改server_host为server节点的主机名
sed -i "s/server_host=localhost/server_host=192.168.200.161/" /opt/cm-5.16.1/etc/cloudera-scm-agent/config.ini
mkdir /opt/cm-5.16.1/run/cloudera-scm-agent

将文件cm-5.16.1发送到其它各节点

for i in `seq 1 2`;do scp -r /opt/cm-5.16.1 slave$i:/opt/;done

启动服务

#启动服务 master节点需要server agent都启 其它节点只启agent
/opt/cm-5.16.1/etc/init.d/cloudera-scm-server start
/opt/cm-5.16.1/etc/init.d/cloudera-scm-agent start
#关闭服务
/opt/cm-5.16.1/etc/init.d/cloudera-scm-server stop
#slave节点启动服务
/opt/cm-5.16.1/etc/init.d/cloudera-scm-agent start

浏览器页面开始安装
访问地址:master节点IP:7180
用户名和密码admin、admin
进入一步一步安装
cdh1.png

上述不显示slave节点是因为agent文件是从master机器上拷贝过来的,该进程在运行时候会产生一个uuid文件,拷贝时这个文件一起拷贝过来了造成了uuid冲突
解决方法:删除 /opt/cm-5.16.1/lib/cloudera-scm-agent/所有目录 (刚搭建的新机器未存放数据)

参考链接
https://www.cnblogs.com/fujiangong/p/5620050.html https://blog.csdn.net/qq_39572733/article/details/89469741

文章作者: 鲜花的主人
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