mariadb galera cluster数据库集群一键安装脚本

mariadb galare cluster是一套高可用全主mysql集群方案，优势高度数据一致性。

脚本：

#!/bin/bash

# Author: laocao

# Date: 2016/05/03

# Revision: 1.0

if [ ! -f "/etc/yum.repos.d/mariadb.repo" ];then

echo "[mariadb]" >>/etc/yum.repos.d/mariadb.repo

echo "name = MariaDB" >>/etc/yum.repos.d/mariadb.repo

echo "baseurl = http://yum.mariadb.org/10.0/centos6-amd64" >>/etc/yum.repos.d/mariadb.repo

echo "enabled = 1" >>/etc/yum.repos.d/mariadb.repo

echo "gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB" >>/etc/yum.repos.d/mariadb.repo

echo "gpgcheck=1" >>/etc/yum.repos.d/mariadb.repo

echo -e "\033[32m add mariadb yum repo successflly \033[0m"

yum makecache

else

echo -e "\033[31m mariadb.repo has exist! noting to do \033[0m"

fi

echo ""

echo "#######install MariaDB-Galera-server galera MariaDB-client#######"

yum -y install MariaDB-Galera-server galera MariaDB-client

echo -e "\033[32m install MariaDB success \033[0m"

echo ""

if [ ! -d /data/DBdata ];then

mkdir /data/DBdata

mkdir /data/binlog

chown -R mysql.mysql /data/DBdata

chown -R mysql.mysql /data/binlog

echo -e "\033[32m create DBdata and binlog directories successflly! \033[0m"

else

echo -e "\033[31m /data/DBdata has exist! noting to do \033[0m"

fi

echo ""

echo "#####mysql_install_db####"

mysql_install_db --user=mysql --datadir=/data/DBdata

echo -e "\033[32m mysql_install_db has completed \033[0m"

echo ""

echo -e "\033[31m you need copy wsref.cnf to /etc/my.cnf.d/ \033[0m"

echo -e "\033[31m you can start database manually \033[0m"