MySQL

#!/bin/bash
service iptables stop
setenforce 0
Slave_user="tom"
Slave_passwd="123"
Slave_ipaddr="192.168.249.130"
Master_ipaddr="192.168.249.129"
yum -y install openssh-clients
yum -y install mysql mysql-server
sed -i '/^\[mysqld\]$/a\server-id=1' /etc/my.cnf
sed -i '/^\[mysqld\]$/a\log-bin=mysql-bin' /etc/my.cnf
sed -i '/^\[mysqld\]$/a\relay-log=mysql-relay' /etc/my.cnf
/etc/init.d/mysqld restart
mysql
mysql -e "grant all on *.* to '$Slave_user'@'%' identified by'$Slave_passwd';"
Master_status=`mysql -e "show master status;"`
echo "$Master_status"
Binlogname=`echo "$Master_status" | grep "bin" | awk '{print $1}'`
echo "$Binlogname"
Position=`echo "$Master_status" | grep "bin" | awk '{print $2}'`
echo "$Position"
ssh root@$Slave_ipaddr > /dev/null 2>&1 << eeooff
service iptables stop
setenforce 0
yum -y install mysql mysql-server
sed -i '/^\[mysqld\]$/a\server-id=2' /etc/my.cnf
sed -i '/^\[mysqld\]$/a\log-bin=mysql-bin' /etc/my.cnf
sed -i '/^\[mysqld\]$/a\relay-log=mysql-relay' /etc/my.cnf
/etc/init.d/mysqld restart
mysql
mysql -e "change master to master_host='$Master_ipaddr', master_user='$Slave_user', master_password='$Slave_passwd', master_log_file='$Binlogname', master_log_pos=$Position;"
', master_log_file='$Binlogname', master_log_pos=$Position;"
mysql -e "start slave;"
eeooff

来源：https://www.cnblogs.com/liuhaoze/p/11990122.html