Shulou(Shulou.com)06/02 Report--

LVS-DR deployment script

#! / bin/bash

VIP=192.168.11.100

DIP=192.168.11.11

RIP1=192.168.11.12

RIP2=192.168.11.13

POST=80

Lvs_dr () {

Ifconfig eth0:0$ VIP netmask 255.255.255.0 up

Route add-host $VIP dev eth0:0

Rpm-Q ipvsadm & & echo "ipvsadm exists" | | yum-y install ipvsadm & > / dev/null

Echo 1 > / proc/sys/net/ipv4/ip_forward

Ipvsadm-C

Ipvsadm-At ${VIP}: ${POST}-s wrr

Ipvsadm-at ${VIP}: ${POST}-r ${RIP1}: ${POST}-g-w 1

Ipvsadm-at ${VIP}: ${POST}-r ${RIP2}: ${POST}-g-w 3

Ipvsadm-Ln

}

Rs_web () {

Ifconfig lo:0$ VIP netmask 255.255.255.255 up

Route add-host $VIP dev lo:0

Rpm-Q httpd & & echo "httpd already installd" | | yum-y install httpd & > / dev/null

Systemctl restart httpd

Systemctl enable httpd

Web_ip=$ (ifconfig eth0 | awk'/ netmask/ {print $2}')

Echo $web_ip > / var/www/html/index.html

Curl $web_ip

Echo 1 > / proc/sys/net/ipv4/conf/lo/arp_ignore

Echo 1 > / proc/sys/net/ipv4/conf/all/arp_ignore

Echo 2 > / proc/sys/net/ipv4/conf/lo/arp_announce

Echo 2 > / proc/sys/net/ipv4/conf/all/arp_announce

Sysctl-p

}

Case $1 in

Start)

Lvs_dr

Ipvsadm-save

Stop)

Ipvsadm-C

Ipvsadm-Ln

Rs_web)

Rs_web

*)

Echo "usage: $0 [start | stop | rs_web]"

Esac

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