RS的预配置脚本：
#!/bin/bash
vip='192.168.80.200'
mask='255.255.255.255‘
dev=lo:1
case $1 in
start)
echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore
echo 1 > /proc/sys/net/ipv4/conf/lo/arp_ignore
echo 2 > /proc/sys/net/ipv4/conf/all/arp_announce
echo 2 > /proc/sys/net/ipv4/conf/lo/arp_announce
ifconfig $dev $vip netmask $mask #broadcast $vip up
#route add -host $vip dev $dev
;;
stop)
ifconfig $dev down
echo 0 > /proc/sys/net/ipv4/conf/all/arp_ignore
echo 0 > /proc/sys/net/ipv4/conf/lo/arp_ignore
echo 0 > /proc/sys/net/ipv4/conf/all/arp_announce
echo 0 > /proc/sys/net/ipv4/conf/lo/arp_announce
;;
*)
echo "Usage: $(basename $0) start|stop"
exit 1
;;
esac
LVS的配置脚本：
#!/bin/bash
vip='192.168.80.200'
iface=‘lo:1'
mask='255.255.255.255'
port='80'
rs1='192.168.80.110'
rs2='192.168.80.120'
scheduler='wrr'
type='-g'
case $1 in
start)
ifconfig $iface $vip netmask $mask #broadcast $vip up
iptables -F
ipvsadm -A -t ${vip}:${port} -s $scheduler
ipvsadm -a -t ${vip}:${port} -r ${rs1} $type -w 1
ipvsadm -a -t ${vip}:${port} -r ${rs2} $type -w 1
;;
stop)
ipvsadm -C
ifconfig $iface down
;;
*)
echo "Usage $(basename $0) start|stop“
exit 1
esac
