LVS基于DR模式搭建负载均衡群集

LVS -DR模式集群架构原理图

aaarticlea/png;base64,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" alt="" />

架构工作原理:

1、PC机向目标VIP发出请求,BL接收

2、LB根据调度算法选择一台WEB服务器,不修改也不封装IP报文,而是将数据帧的目标MAC地址改为WEB的MAC地址,然后在局域网中发送。

3、WEB服务器接收到这个帧,解封装后发现目标IP(WEB事先绑定好VIP)和目标MAC与本机匹配,于是处理这个报文,随后重新封装报文,将源IP和源MAC封装为VIP和自己的MAC,然后发送到局域网。

4、PC机收到回复报文,并且认为得到正常的服务,而不会知道是哪台服务器处理的。

注:

在LVS-DR负载均衡群集中,负载均衡器与节点服务器都要配置相同的VIP地址,在局域网中具有相同的IP地址,势必会造成各种服务器ARP通信紊乱。当一个ARP广播发送到LVS-DR群集时,因为负载均衡器和节点服务器都是连接到相同的网络上的,它们都会接收到ARP广播,这个时候,应该只有前段的负载均衡器进行响应,其他节点服务器不应该响应ARP广播。

解决方法:在WEB节点的/etc/sysctl.conf文件

追加:

net.ipv4.conf.lo.arp_ignore = 1

net.ipv4.conf.lo.arp_announce = 2

实验环境:

主机名 主机IP 虚拟IP(VIP) 安装软件
LB(调度器) 192.168.1.11 192.168.1.100 ipvsadm
NFS 192.168.1.22   nfs
WEB1 192.168.1.33 192.168.1.100 httpd,nfs
WEB2 192.168.1.44 192.168.1.100 httpd,nfs

搭建

1、LB调度器的安装配置

 [root@LB~]#yum -y install ipvsadm
[root@LB~]#ipvsadm -C #清除ipvsadm中的转发规则
[root@LB~]#ipvsadm -ln #查看ipvsadm的转发表
4 IP Virtual Server version 1.2. (size=)
Prot LocalAddress:Port Scheduler Flags
-> RemoteAddress:Port Forward Weight ActiveConn InActConn [root@LB~]#vi /opt/vip.sh #编写虚拟IP的生成脚本
#!/bin/bash
# VIP
VIP="192.168.1.100"
/sbin/ifconfig ens33:vip $VIP broadcast $VIP netmask 255.255.255.255
/sbin/route add -host $VIP dev ens33:vip [root@LB~]#chmod +x /opt/vip.sh
[root@LB~]#/opt/vip.sh
[root@LB~]#ip a show ens33
eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu qdisc pfifo_fast state UP qlen
link/ether :0c:::: brd ff:ff:ff:ff:ff:ff
inet 192.168.1.11/ brd 192.168.2.255 scope global ens33
inet 192.168.1.100/32 brd 192.168.1.100 scope global ens33:vip
inet6 fe80::20c:29ff:fe10:/ scope link
valid_lft forever preferred_lft forever [root@LB~]#route -n #查看路由表
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.1.1 0.0.0.0 UG ens33
192.168.1.0 0.0.0.0 255.255.255.0 U ens33
192.168.1.100 0.0.0.0 255.255.255.255 UH 0 0 0 ens33
[root@LB~]#echo "/opt/vip.sh">>/etc/rc.local
[root@LB~]#ipvsadm -At 192.168.1.100: -s rr #ipvsadm具体的命令语法自行百度
[root@LB~]#ipvsadm -at 192.168.1.100: -r 192.168.1.33: -g
[root@LB~]#ipvsadm -at 192.168.1.100: -r 192.168.1.44: -g
[root@LB~]#ipvsadm -ln
IP Virtual Server version 1.2. (size=)
Prot LocalAddress:Port Scheduler Flags
-> RemoteAddress:Port Forward Weight ActiveConn InActConn
TCP 192.168.1.100: rr
-> 192.168.1.33: Route
-> 192.168.1.44: Route [root@LB~]#ipvsadm -S > /etc/sysconfig/ipvsadm #将ipvsadm生成的转发规则保存的ipvsadm文件中

2、WEB1、WEB2的配置

 [root@WEB1 ~]#yum -y install httpd nfs-utils                   #下载Apache、nfs服务
[root@WEB1 ~]#sed -i '/#S/ s/#//' /etc/httpd/conf/httpd.conf #启用apache的域名服务
[root@WEB1 ~]#sed -n '/com:80/p' /etc/httpd/conf/httpd.conf
ServerName www.example.com:
[root@WEB1 ~]# /etc/init.d/httpd start
正在启动 httpd: [确定] [root@WEB1 ~]# vim /etc/fstab #编辑fstab文件,写入nfs服务器的挂载目录,使其永久生效。
……
192.168.1.22:/opt/www/ /var/www/html/ nfs defaults,_netdev
#挂载点IP:挂载点目录 #挂载到的目录 [root@WEB1 ~]# mount -a #挂载所以可挂载点
[root@WEB1 ~]# df -hT #查看挂载情况
Filesystem Type Size Used Avail Use% Mounted on
/dev/mapper/vg_www-lv_root ext4 37G .3G 34G % /
/dev/sda1 ext4 485M 33M 427M % /boot
tmpfs tmpfs 242M 242M % /dev/shm
192.168.1.22:/opt/www/ nfs 37G .3G 34G % /var/www/html [root@WEB1 ~]#vi /opt/lvs-dr #编写虚拟IP的生产脚本
#!/bin/bash
# lvs-dr
VIP="192.168.1.100"
/sbin/ifconfig lo:vip $VIP broadcast $VIP netmask 255.255.255.255 #这个VIP是绑定到本地回环接口的
/sbin/route add -host $VIP dev lo:vip
echo > /proc/sys/net/ipv4/conf/lo/arp_ignore
echo > /proc/sys/net/ipv4/conf/lo/arp_announce
echo > /proc/sys/net/ipv4/conf/all/arp_ignore
echo > /proc/sys/net/ipv4/conf/all/arp_announce [root@WEB1 ~]#chmod +x /opt/lvs-dr
[root@WEB1 ~]#/opt/lvs-dr
[root@WEB1 ~]#echo "/opt/lvs-dr" >> /etc/rc.local
[root@WEB1 ~]#ip a show lo #查看本地回环接口信息
: lo: <LOOPBACK,UP,LOWER_UP> mtu qdisc noqueue state UNKNOWN qlen
link/loopback ::::: brd :::::
inet 127.0.0.1/ scope host lo
valid_lft forever preferred_lft forever
inet 192.168.1.100/32 brd 192.168.1.100 scope global lo:vip
valid_lft forever preferred_lft forever
inet6 ::/ scope host
valid_lft forever preferred_lft forever [root@WEB1 ~]#route -n
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.1.1 0.0.0.0 UG ens33
192.168.1.0 0.0.0.0 255.255.255.0 U ens33
192.168.1.100 0.0.0.0 255.255.255.255 UH 0 0 0 lo 52

3、NFS服务器配置

 [root@nfs ~]# yum -y install nfs-utils rpcbind    #下载NFS rpcbind
[root@nfs ~]# mkdir /opt/www
[root@nfs ~]# vim /etc/exports #设置共享目录,将/opt/www作为共享目录,要求192.168.2./24网段只读权限访问网页数据(若增加读写速度和安全性,可结合raid5+LVM)
/opt/www 192.168.1.0/(ro,sync,no_root_squash)
[root@nfs ~]# /etc/init.d/rpcbind start
正在启动 rpcbind: [确定]
[root@nfs ~]# /etc/init.d/nfs start
启动 NFS 服务: [确定]
启动 NFS mountd: [确定]
启动 NFS 守护进程: [确定]
正在启动 RPC idmapd: [确定]
[root@nfs ~]# showmount -e 192.168.1.22 #查看nfs挂载情况
Export list for 192.168.1.22:
/opt/www 192.168.1.0/
[root@nfs ~]# chkconfig rpcbind on #设置开机启动
[root@nfs ~]# chkconfig nfs on #设置开机启动
[root@nfs ~]# echo "<h1>it works</h1>">/opt/www/index.html #编辑共享文件内容

4、WEB1、WEB2服务器将NFS共享的挂载目录挂载到本地

 [root@WEB1~]#vi /etc/fstab
192.168.1.22:/opt/www/ /var/www/html/ nfs defaults,_netdev [root@WEB1~]#mount -a
[root@WEB1~]#df -hT
Filesystem Type Size Used Avail Use% Mounted on
/dev/mapper/vg_www-lv_root ext4 37G .3G 34G % /
/dev/sda1 ext4 485M 33M 427M % /boot
tmpfs tmpfs 242M 242M % /dev/shm
192.168.1.22:/opt/www/ nfs 37G 1.3G 34G 4% /var/www/html

5、PC客户端测试

LVS基于DR模式搭建负载均衡群集

查看LB调度器的访问日志:

 [root@LB~]#ipvsadm -L -n -c
IPVS connection entries
pro expire state source virtual destination
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.44:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.33:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.33:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.44:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.33:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.33:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.33:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.33:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.44:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.33:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.33:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.33:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.44:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.44:
TCP : FIN_WAIT 192.168.1.1: 192.168.1.100: 192.168.1.44:

搭建完成

知识补充:arp_announce和arp_ignore

arp_announce : INTEGER

默认为0

对网络接口上本地IP地址发出的ARP回应作出相应级别的限制:

确定不同程度的限制,宣布对来自本地源IP地址发出Arp请求的接口

0 - (默认) 在任意网络接口上的任何本地地址

1 -尽量避免不在该网络接口子网段的本地地址. 当发起ARP请求的源IP地址是被设置应该经由路由达到此网络接口的时候很有用.此时会检查来访IP是否为所有接口上的子网段内ip之一.如果改来访IP不属于各个网络接口上的子网段内,那么将采用级别2的方式来进行处理.

2 - 对查询目标使用最适当的本地地址.在此模式下将忽略这个IP数据包的源地址并尝试选择与能与该地址通信的本地地址.首要是选择所有的网络接口的子网中外出访问子网中包含该目标IP地址的本地地址. 如果没有合适的地址被发现,将选择当前的发送网络接口或其他的有可能接受到该ARP回应的网络接口来进行发送

all/ 和{interface}/ 下两者同时比较,取较大一个值生效.

提高约束级别有益于从指定的目标接受应答,而降低级别可以给予更多的arp查询者以反馈信息(关于arp代理这一段我普遍翻译地不好,去啃一下tcp/ip bible的卷一,然后再翻译吧)

arp_ignore : INTEGER

默认为0

定义对目标地址为本地IP的ARP询问不同的应答模式

0 - (默认值): 回应任何网络接口上对任何本地IP地址的arp查询请求(比如eth0=192.168.0.1/24,eth1=10.1.1.1/24,那么即使eth0收到来自10.1.1.2这样地址发起的对10.1.1.1 的arp查询也会回应--而原本这个请求该是出现在eth1上,也该有eth1回应的)

1 - 只回答目标IP地址是来访网络接口本地地址的ARP查询请求(比如eth0=192.168.0.1/24,eth1=10.1.1.1/24,那么即使eth0收到来自10.1.1.2这样地址发起的对192.168.0.1的查询会回答,而对10.1.1.1 的arp查询不会回应)

2 -只回答目标IP地址是来访网络接口本地地址的ARP查询请求,且来访IP必须在该网络接口的子网段内(比如eth0=192.168.0.1/24,eth1=10.1.1.1/24,eth1收到来自10.1.1.2这样地址发起的对192.168.0.1的查询不会回答,而对192.168.0.2发起的对192.168.0.1的arp查询会回应)

3 - 不回应该网络界面的arp请求,而只对设置的唯一和连接地址做出回应(do not reply for local addresses configured with scope host,only resolutions for global and link addresses are replied 翻译地似乎不好,这个我的去问问人)

4-7 - 保留未使用

8 -不回应所有(本地地址)的arp查询

all/ 和{interface}/ 下两者同时比较,取较大一个值生效.

上一篇:LVS DR模式搭建、keepalived+lvs


下一篇:设置静态IP