Haproxy
Haproxy安装
yum -y install haproxy
配置负载均衡
frontend ds *:80 #定义前端服务器名为ds 监听地址为所有ip的80端口
default_backend webservers #默认请求转发到后端服务器组webservers
backend webservers #定义后端服务器组webservers
balance roundrobin #算法为轮询算法
server web1 192.168.189.162:80 check #添加后端服务器名为web1,并启用健康检查
server web2 192.168.189.163:80 check #添加后端服务器名为web2,并启用健康检查
配置动静分离负载均衡
#---------------------------------------------------------------------
# main frontend which proxys to the backends
#---------------------------------------------------------------------
frontend ds *:80
acl tp path_beg -i /static /wg /images /javascript /stylesheets \\定义URL过滤规则tp,过滤URL以指定路径开头的
acl tp path_end -i .jpg .gif .png .css .js \\定义URL过滤规则tp,过滤URL以指定资源结尾的
use_backend static if tp \\如果URL过滤规则tp生效,则将URL请求转发至后端服务器组 static
default_backend webservers \\默认请求转发到后端服务器组webservers
#---------------------------------------------------------------------
# static backend for serving up images, stylesheets and such
#---------------------------------------------------------------------
backend webservers \\定义后端服务器组webservers
balance roundrobin
server web1 192.168.189.162:80 check
server web2 192.168.189.163:80 check
backend static \\定义后端服务器组static
balance roundrobin
server jp1 192.168.189.164:80 check
server jp2 192.168.189.165:80 check