lvs-nat

# lvs-nat

網絡配置:

                       ---------> web01(RS01)
    director(調度器)---|
                       ---------> web02(RS02)

director的ip配置:
    vip(用戶請求的ip): 192.168.49.172
    dip(後端RS的網關): 10.0.0.128

RS01: 10.0.0.129
RS02: 10.0.0.130
注意: RS必須關閉iptables?

添加服務:

#!/bin/bash
#

# add service address
ipvsadm -A -t 192.168.49.172:80 -s wrr

# add server address
ipvsadm -a -t 192.168.49.172:80 -r 10.0.0.129:80 -m -w 5
ipvsadm -a -t 192.168.49.172:80 -r 10.0.0.130:80 -m -w 1

# save and restore
ipvsadm-save > ./ipvsadm.nat
ipvsadm-restore < ./ipvsadm.nat