linux安装cdh

linux版本：阿里云ecs，Red Hat 4.8.5，四台机器（一台主节点，三台从节点）

 cdh版本：cdh-6.1.0-install-soft.tar.gz，离线安装

java版本： jdk1.8.0_181-cloudera.tar.gz

systemctl stop firewalld 关闭防火墙
systemctl disable firewalld 禁止防火墙开机自启
vi /etc/selinux/config —> SELINUX=disabled (修改)

cdh01上执行：

# 生成秘钥 
ssh-keygen 
# 拷贝秘钥 
ssh-copy-id cdh02 
ssh-copy-id cdh03

# 查询已安装的java
rpm -qa | grep java
# 卸载 
yum remove java*

#上传jdk压缩包并解压到/use/java/路径下
tar -zxvf jdk1.8.0_181-cloudera.tar.gz

# 配置环境变量 
vi /etc/profile 
#末尾添加 
export JAVA_HOME=/usr/java/jdk1.8.0_181-cloudera/
export CLASSPATH=.:$CLASSPATH:$JAVA_HOME/lib
export PATH=$PATH:$JAVA_HOME/bin

#验证
source /etc/profile 
java -version

cdh01上执行：
卸载原生的mariadb

rpm -qa|grep mariadb
rpm -e --nodeps mariadb-libs-5.5.65-1.el7.x86_64

在线安装mysql：

# 安装wget下载工具
yum install wget

# 下载mysql RPM 源
wget https://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpm

# 安装mysql rpm源
yum -y localinstall mysql57-community-release-el7-11.noarch.rpm

# 安装mysql 服务(稍微慢点)
yum -y install mysql-community-server

# 设置服务自启
systemctl start mysqld
systemctl enable mysqld

# 寻找默认生成的密码（会看到密码）
grep 'password' /var/log/mysqld.log

# 登录mysql，修改root密码
mysql ‐uroot ‐p

mysql> SET PASSWORD = PASSWORd('ABC123abc.123');

# 开启root用户远程登录权限
mysql> grant all privileges on *.* to 'root'@'%' identified by 'ABC123abc.123' with grant option;
mysql> flush privileges;

# 创建库(后续安装服务等使用)
create database cmserver default charset utf8 collate utf8_general_ci;
grant all on cmserver.* to 'root'@'%' identified by 'ABC123abc.123';

#给hive
create database metastore default charset utf8 collate utf8_general_ci;
grant all on metastore.* to 'root'@'%' identified by 'ABC123abc.123';

# 给CM的activity mornitor
create database amon default charset utf8 collate utf8_general_ci;
grant all on amon.* to 'root'@'%' identified by 'ABC123abc.123';

# 给CM的Reports Manager
create database rman default charset utf8 collate utf8_general_ci;
grant all on rman.* to 'root'@'%' identified by 'ABC123abc.123';

create database oozie default charset utf8 collate utf8_general_ci;
grant all on oozie.* to 'root'@'%' identified by 'ABC123abc.123';

create database hue default charset utf8 collate utf8_general_ci;
grant all on hue.* to 'root'@'%' identified by 'ABC123abc.123';

cdh01上执行

yum install httpd
systemctl start httpd
#设置httpd服务开机自启
systemctl enable httpd.service