LVS配置指南
作者 佚名技术
来源 Linux系统
浏览
发布时间 2012-05-11
| ctive Internet connections (only servers) Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name tcp 0 0 127.0.0.1:8000 0.0.0.0:* LISTEN 5321/nasd tcp 0 0 0.0.0.0:873 0.0.0.0:* LISTEN 6010/rsync tcp 0 0 :::873 :::* LISTEN 6010/rsync [root@ssn httpd-2.2.6]# ipvsadm IP Virtual Server version 1.2.1 (size=4096) Prot LocalAddress:Port Scheduler Flags -> RemoteAddress:Port Forward Weight ActiveConn InActConn TCP 192.168.1.90:http wlc -> 192.168.2.3:http Masq 1 0 42 -> 192.168.2.2:http Masq 1 0 44 Part III. LVS/DR 1>director配置 root@ssn httpd-2.2.6]# vi /etc/sysctl.conf ------------------------------------------------ net.ipv4.ip_forward = 0 net.ipv4.conf.all.send_redirects = 1 net.ipv4.conf.default.send_redirects = 1 net.ipv4.conf.eth0.send_redirects = 1 ------------------------------------------------ [root@ssn httpd-2.2.6]# sysctl -p 配置VIP: [root@ssn httpd-2.2.6]# ip addr add 192.168.1.254 dev eth0 [root@ssn httpd-2.2.6]# ip route add 192.168.1.254/32 dev eth0 配置ipvsadm调度: [root@ssn httpd-2.2.6]# ipvsadm -C [root@ssn httpd-2.2.6]# ipvsadm -A -t 192.168.1.254:80 -s wlc -p 120 [root@ssn httpd-2.2.6]# ipvsadm -a -t 192.168.1.254:80 -r 192.168.1.92 -g [root@ssn httpd-2.2.6]# ipvsadm -a -t 192.168.1.254:80 -r 192.168.1.93 -g 关闭防火墙: [root@ssn src]# iptables -F 注：目前director端使用netfilter模块会与LVS产生冲突,  推荐直接关闭iptables.
2>realserver配置 cluster1: [root@cluster1 ~]# vi /etc/sysctl.conf ---------------------------------------- net.ipv4.ip_forward = 0 net.ipv4.conf.lo.arp_ignore = 1 net.ipv4.conf.lo.arp_announce = 2 net.ipv4.conf.all.arp_ignore = 1 net.ipv4.conf.all.arp_announce = 2 ---------------------------------------- [root@cluster1 ~]# sysctl -p 配置VIP: [root@cluster1 ~]# ip addr add 192.168.1.254 dev lo [root@cluster1 ~]# ip route add 192.168.1.254/32 dev lo 本地IP: [root@cluster1 ~]# vi /etc/sysconfig/network ------------------------------------------------- NETWORKING=yes NETWORKING_IPV6=yes HOSTNAME=cluster1 GATEWAY=192.168.1.1 ------------------------------------------------- [root@cluster1 ~]# vi /etc/sysconfig/network-scripts/ifcfg-eth0 ------------------------------------------------- DEVICE=eth0 BROADCAST=192.168.1.255 IPADDR=192.168.1.91 IPV6ADDR= IPV6PREFIX= NETMASK=255.255.255.0 NETWORK=192.168.1.0 ONBOOT=yes ------------------------------------------------- 关闭iptables: [root@cluster1 ~]# iptables -F cluster2: [root@cluster2 ~]# vi /etc/sysctl.conf ---------------------------------------- net.ipv4.ip_forward = 0 net.ipv4.conf.lo.arp_ignore = 1 net.ipv4.conf.lo.arp_announce = 2 net.ipv4.conf.all.arp_ignore = 1 net.ipv4.conf.all.arp_announce = 2 ---------------------------------------- [root@cluster2 ~]# sysctl -p 配置VIP: |
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