#!/bin/bash

讓客戶滿意是我們工作的目標(biāo)，不斷超越客戶的期望值來(lái)自于我們對(duì)這個(gè)行業(yè)的熱愛(ài)。我們立志把好的技術(shù)通過(guò)有效、簡(jiǎn)單的方式提供給客戶，將通過(guò)不懈努力成為客戶在信息化領(lǐng)域值得信任、有價(jià)值的長(zhǎng)期合作伙伴，公司提供的服務(wù)項(xiàng)目有：域名注冊(cè)、虛擬主機(jī)、營(yíng)銷軟件、網(wǎng)站建設(shè)、瑞麗網(wǎng)站維護(hù)、網(wǎng)站推廣。

#auto make install Mysql AB Relication

#by author max

#date 2017-05-04

MYSQL_SOFT="mysql mysql-server mysql-devel php-mysql"

NUM=`rpm -qa |grep -i mysql |wc -l`

CODE=$?

#Mysql To Install 2017

if [ $NUM -ne 0 ];then

echo -e "\033[32mThis server mysql already install.\033[0m"

read -p "Please ensure yum remove mysql server , Yes or No[y/n]": INPUT

if [ $INPUT == "y" ];then

yum remove $MYSQL_SOFT -y

rm -rf /var/lib/mysql /etc/my.cnf

yum -y install $MYSQL_SOFT

else

exit 0

fi

else

rm -rf /var/lib/mysql

yum -y install $MYSQL_SOFT

if [ $CODE -eq 0 ];then

echo -e "\033[32mThe mysql install successfully.\033[0m"

exit 1

fi

fi

#mysql to start and config

cat >/etc/my.cnf<

[mysqld]

datadir=/car/lib/mysql

socket=/var/lib/mysql/mysql.sock

user=mysql

symbpolic-links=0

log-bin=mysql-bin

server-id=1

auto_increment_offset=1

auto_increment_increment=2

[mysql_safe]

log-error=/var/log/mysqld.log

pid-file=/var/run/mysql/mysqld.pid

replicate-do-db=all

EOF

/etc/init.d/mysqld restart

ps -ef |grep mysql

function MYSQL_CONFIG(){

#master config mysql

mysql -e "grant replication slave on *.* to 'max'@'%' identified by 'zhaomiao';"

MASTER_FILE=`mysql -e "show master status;"|tail -1|awk '{print $1}'`

MASTER_POS=`mysql -e "show master status;"|tail -1|awk '{print $2}'`

MASTER_IPADDR=`ifconfig eth0 |grep "Bcast"|awk '{print $2}'|cut -d: -f2`

read -p "please enter input slave ip address": SLAVE_IPADDR

#slave config mysql

ssh -l root $SLAVE_IPADDR "sed -i 's#server-id = 1#server-id = 2#g' /etc/my.cnf"

ssh -l root $SLAVE_IPADDR "/etc/init.d/mysqld restart"

ssh -l root $SLAVE_IPADDR "mysql -e \"change master to master_host='$MASTER_IPADDR',master_user='max',master_password='zhaomiao',master_log_file='$MASTER_FILE',master_log_pos=$MASTER_POS;\""

ssh -l root $SLAVE_IPADDR "mysql -e \"slave start;\""

ssh -l root $SLAVE_IPADDR "mysql -e \"show slave status\G;\""

}

read -p "please ensure your  server is master ? yes or no[y/n]": INPUT

if [ $INPUT == "y" ];then

MYSQL_CONFIG

else

exit 0

fi

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文章標(biāo)題：shell之路--mysql主從自動(dòng)部署-創(chuàng)新互聯(lián)
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