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#!/bin/bash
#
# chkconfig: - 88 12
# description: LVS script for LVS/NAT
#
.
/etc/rc
.d
/init
.d
/functions
#
VIP=192.168.0.219
DIP=192.168.10.10
RIP1=192.168.10.11
RIP2=192.168.10.12
#
case
"$1"
in
start)
/sbin/ifconfig
eth0:1 $VIP netmask 255.255.255.0 up
# Since this is the Director we must be able to forward packets
echo
1 >
/proc/sys/net/ipv4/ip_forward
# Clear all iptables rules.
/sbin/iptables
-F
# Reset iptables counters.
/sbin/iptables
-Z
# Clear all ipvsadm rules/services.
/sbin/ipvsadm
-C
# Add an IP virtual service for VIP 192.168.0.219 port 80
# In this recipe, we will use the round-robin scheduling method.
# In production, however, you should use a weighted, dynamic scheduling method.
/sbin/ipvsadm
-A -t $VIP:80 -s rr
# Now direct packets for this VIP to
# the real server IP (RIP) inside the cluster
/sbin/ipvsadm
-a -t $VIP:80 -r $RIP1 -m
/sbin/ipvsadm
-a -t $VIP:80 -r $RIP2 -m
/bin/touch
/var/lock/subsys/ipvsadm
.lock
;;
stop)
# Stop forwarding packets
echo
0 >
/proc/sys/net/ipv4/ip_forward
# Reset ipvsadm
/sbin/ipvsadm
-C
# Bring down the VIP interface
ifconfig
eth0:1 down
rm
-rf
/var/lock/subsys/ipvsadm
.lock
;;
status)
[ -e
/var/lock/subsys/ipvsadm
.lock ] &&
echo
"ipvs is running..."
||
echo
"ipvsadm is stopped..."
;;
*)
echo
"Usage: $0 {start|stop}"
;;
esac
|
注：此脚本来源于互联网
本文转自limingyu0312 51CTO博客，原文链接：http://blog.51cto.com/limingyu/1920669，如需转载请自行联系原作者
