企业级WEB的负载均衡高可用之LVS+Keepalived

2025-11-05 11:26:45分类：系统运维阅读(24)

企业复制#vim /usr/local/sbin/realserver   #!/bin/bash   SNS_VIP=192.168.5.188   . /etc/rc.d/init.d/functions   case "$1" in   start)          ifconfig lo:0 $SNS_VIP netmask 255.255.255.255 broadcast $SNS_VIP          /sbin/route add -host $SNS_VIP dev lo:0          echo "1" >/proc/sys/net/ipv4/conf/lo/arp_ignore          echo "2" >/proc/sys/net/ipv4/conf/lo/arp_announce          echo "1" >/proc/sys/net/ipv4/conf/all/arp_ignore          echo "2" >/proc/sys/net/ipv4/conf/all/arp_announce          sysctl -p >/dev/null 2>&1          echo "RealServer Start OK"           ;;   stop)          ifconfig lo:0 down          route del $SNS_VIP >/dev/null 2>&1          echo "0" >/proc/sys/net/ipv4/conf/lo/arp_ignore          echo "0" >/proc/sys/net/ipv4/conf/lo/arp_announce          echo "0" >/proc/sys/net/ipv4/conf/all/arp_ignore          echo "0" >/proc/sys/net/ipv4/conf/all/arp_announce          echo "RealServer Stoped"          ;;   *)          echo "Usage: $0 {start|stop}"          exit 1   esac   exit 0  1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20.21.22.23.24.25.26.27.28.29.