linux_Haproxy_keepalived.docxVIP

linux下利用Haproxy和keepalived实现简单负载均衡Large | Medium | Small[ 2008/04/23 21:07 | by askwan ] 架构拓扑图如下：haproxy VIP：??50Master：0Slave： 1之间用keepalived实现HAwebserver1：01webserver2：02webserver3：03webserver4：041.下载： Quotation#wget http://haproxy.1wt.eu/download/1.3/src/haproxy-.tar.gz2.解压安装 Quotation#tar??–zxvf??haproxy-.tar.gz#tar zxvf haproxy-..tar.gz#mv??haproxy-??haproxy#cd haproxy#make TARGET=linux26?? （2.4内核版本 make TARGET=linux24 freebsd??make??TARGET=freebsdsolaris系统??make TARGET=solaris CPU=ultrasparc REGEX=static-pcre）然后增加一个haproxy用户3.配置haproxyvi /etc/haproxy/haproxy.cfgQuotationglobal????????chroot /var/chroot/haproxy????????daemon????????gid???? 501????????log local3????????nbproc??2????????pidfile /var/run/haproxy-private.pid????????ulimit-n????????65535????????user????haproxy????????maxconn???????? 32000????????spread-checks?????????? 4????????tune.maxaccept??????????8????????tune.maxpollevents??????100defaults askwan????????log???? global????????mode????http????????option??httplog????????option??dontlognull????????log local3????????retries 3????????option redispatch????????maxconn 32000????????contimeout??????5000????????clitimeout??????50000????????srvtimeout??????50000listen??askwan??:80????????appsession JSESSIONID len 52 timeout 3h????????cookie SRV insert indirect nocache????????mode http????????stats enable????????stats hide-version????????stats uri /haproxy-stats????????stats realm Haproxy\ statistics????????stats auth askwan:askwan????????stats refresh 3s????????monitor-uri /haproxy_test????????balance roundrobin????????option httpclose????????option forwardfor????????option httpchk HEAD /index.html HTTP/1.0????????server server1 01:80 check inter 2000??????????server server2 02:80 check inter 2000????????server server3 03:80 check inter 2000????????server server4 04:80 check inter 2000slave机器上同样配置如斯下面是监控页面附上haproxy启动脚本：Quotation#!/bin/sh## chkconfig: - 85 15# description: HA-Proxy is a TCP/HTTP reverse proxy which is particularly suited \#??????????????