配置基于DR模式Lvs集群
2013-03-11 11:29
525 查看
Load Balancer: 172.18.3.208
Real Server 1: 172.18.3.205
Real Server 2: 172.18.3.207
软件
ipvsadm-1.24.tar.gz:
tar zxvf ipvsadm-1.24.tar.gz
cd ipvsadm-1.24
make && make install
注意在make时可能会出现很多错误的信息,请按照如下操作就可以心编译正常
ln -s /usr/src/kernels/2.6.11-1.1369_FC4-i686/ /usr/src/linux
在进行编译就不会出错了
======================================
一.配置基于DR模式Lvs集群
Load Balancer:172.18.3.208
[root@localhost lvs]# cat /usr/local/lvs/LvsDR
#!/bin/sh
#VIP=192.168.8.11
VIP=172.18.3.209
#RIP1=192.168.8.6
RIP1=172.18.3.205
RIP2=172.18.3.207
/etc/rc.d/init.d/functions
case "$1" in
start)
echo "start LVS of DirectorServer"
#Set the Virtual IP Address
/sbin/ifconfig eth0:1 $VIP broadcast $VIP netmask 255.255.255.255 up
/sbin/route add -host $VIP dev eth0:1
#Clear IPVS Table
/sbin/ipvsadm -C
#Set Lvs
/sbin/ipvsadm -A -t $VIP:80 -s rr #rr 是使用了轮叫算法
/sbin/ipvsadm -a -t $VIP:80 -r $RIP1:80 -g
/sbin/ipvsadm -a -t $VIP:80 -r $RIP2:80 -g
#Run Lvs
/sbin/ipvsadm
;;
stop)
echo "close LVS Directorserver"
ifconfig eth0:1 down
/sbin/ipvsadm -C
;;
*)
echo "Usage: $0 {start|stop}"
exit 1
esac
=======================================
Real Server 1:172.18.3.205
[root@localhost lvs]# cat /usr/local/lvs/realserver
#!/bin/sh
#VIP=192.168.8.11
VIP=172.18.3.209
/sbin/ifconfig lo:0 $VIP broadcast $VIP netmask 255.255.255.255 up
/sbin/route add -host $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
#:注释:这四句目的是为了关闭ARP广播响应
sysctl -p
================================================
Real Server 2:172.18.3.207
[root@localhost lvs]# cat /usr/local/lvs/realserver
#!/bin/sh
#VIP=192.168.8.11
VIP=172.18.3.209
/sbin/ifconfig lo:0 $VIP broadcast $VIP netmask 255.255.255.255 up
/sbin/route add -host $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
==================================
[root@localhost lvs]# echo "This is realserver1" > /usr/local/apache/htdocs/index.html
This is realserver1
[root@localhost lvs]# echo "This is realserver2" > /usr/local/apache/htdocs/index.html
This is realserver2
分别启动服务
172.18.3.208 ./LvsDR start
172.18.3.205 ./realserver
172.18.3.207 ./realserver
启动apache
访问: http://172.18.3.209
测试方法分别打开四个网页,回轮循打开四个网页
This is realserver1 This is realserver2
Real Server 1: 172.18.3.205
Real Server 2: 172.18.3.207
软件
ipvsadm-1.24.tar.gz:
tar zxvf ipvsadm-1.24.tar.gz
cd ipvsadm-1.24
make && make install
注意在make时可能会出现很多错误的信息,请按照如下操作就可以心编译正常
ln -s /usr/src/kernels/2.6.11-1.1369_FC4-i686/ /usr/src/linux
在进行编译就不会出错了
======================================
一.配置基于DR模式Lvs集群
Load Balancer:172.18.3.208
[root@localhost lvs]# cat /usr/local/lvs/LvsDR
#!/bin/sh
#VIP=192.168.8.11
VIP=172.18.3.209
#RIP1=192.168.8.6
RIP1=172.18.3.205
RIP2=172.18.3.207
/etc/rc.d/init.d/functions
case "$1" in
start)
echo "start LVS of DirectorServer"
#Set the Virtual IP Address
/sbin/ifconfig eth0:1 $VIP broadcast $VIP netmask 255.255.255.255 up
/sbin/route add -host $VIP dev eth0:1
#Clear IPVS Table
/sbin/ipvsadm -C
#Set Lvs
/sbin/ipvsadm -A -t $VIP:80 -s rr #rr 是使用了轮叫算法
/sbin/ipvsadm -a -t $VIP:80 -r $RIP1:80 -g
/sbin/ipvsadm -a -t $VIP:80 -r $RIP2:80 -g
#Run Lvs
/sbin/ipvsadm
;;
stop)
echo "close LVS Directorserver"
ifconfig eth0:1 down
/sbin/ipvsadm -C
;;
*)
echo "Usage: $0 {start|stop}"
exit 1
esac
=======================================
Real Server 1:172.18.3.205
[root@localhost lvs]# cat /usr/local/lvs/realserver
#!/bin/sh
#VIP=192.168.8.11
VIP=172.18.3.209
/sbin/ifconfig lo:0 $VIP broadcast $VIP netmask 255.255.255.255 up
/sbin/route add -host $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
#:注释:这四句目的是为了关闭ARP广播响应
sysctl -p
================================================
Real Server 2:172.18.3.207
[root@localhost lvs]# cat /usr/local/lvs/realserver
#!/bin/sh
#VIP=192.168.8.11
VIP=172.18.3.209
/sbin/ifconfig lo:0 $VIP broadcast $VIP netmask 255.255.255.255 up
/sbin/route add -host $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
==================================
[root@localhost lvs]# echo "This is realserver1" > /usr/local/apache/htdocs/index.html
This is realserver1
[root@localhost lvs]# echo "This is realserver2" > /usr/local/apache/htdocs/index.html
This is realserver2
分别启动服务
172.18.3.208 ./LvsDR start
172.18.3.205 ./realserver
172.18.3.207 ./realserver
启动apache
访问: http://172.18.3.209
测试方法分别打开四个网页,回轮循打开四个网页
This is realserver1 This is realserver2
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