LVS+keepalived配置

一、系统环境准备：

1、keepalive主服务器

主机名称：dir

系统环境：CentOS release 6.5 (Final)

外网ip：192.168.1.203(网络模式桥接)

vip：192.168.1.250/32(网络模式eht0)

# echo 1 > /proc/sys/net/ipv4/ip_forward

2、realserver1服务器

主机名：rs1

系统环境：CentOS release 6.5 (Final)

外网ip：192.168.1.201(网络模式桥接)

安装nginx：默认页面访问是web1

3、realserver2服务器和keepalived备用服务器在同一台机器

主机名：rs2

系统环境：CentOS release 6.5 (Final)

外网ip：192.168.1.202(网络模式桥接)

安装nginx：默认页面访问是web2

二、keepalive服务器配置

# yum -y install keepalived

# vim /etc/keepalived/keepalived.conf

vrrp_instance VI_1 {

state MASTER   #BACKUP

interface eth0

virtual_router_id 51

priority 100  #90

advert_int 1

authentication {

auth_type PASS

auth_pass 1111

}

virtual_ipaddress {

192.168.1.250

}

}

virtual_server 192.168.1.250 80 {

delay_loop 6

lb_algo rr

lb_kind DR

persistence_timeout 0

protocol TCP

real_server 192.168.1.201 80 {

weight 100

TCP_CHECK {

onnect_timeout 10

nb_get_retry 3

delay_before_retry 3

connect_port 80

}

}

real_server 192.168.1.202 80 {

weight 100

TCP_CHECK {

onnect_timeout 10

nb_get_retry 3

delay_before_retry 3

connect_port 80

}

}

}

# /etc/init.d/keepalived start