HAProxy源码安装

环境

系统：CentOS 7.4
软件：haproxy-1.8.7.tar.gz

准备

• 安装依赖包

  # yum install gcc
  

安装

• 下载源码包
  地址：http://www.haproxy.org/#down

• 编译安装

  # tar -xzvf haproxy-1.8.7.tar.gz
  # cd haproxy-1.8.7
  # make PREFIX=/usr/local/haproxy TARGET=linux2628
  # make install PREFIX=/usr/local/haproxy
  

• 配置环境变量

  # vim /etc/profile
  export PATH=/usr/local/haproxy/sbin:$PATH
  
  # source /etc/profile
  

配置

• 创建配置文件

# mkdir /usr/local/haproxy/conf

# vim /usr/local/haproxy/conf/haproxy.cfg
global
        daemon
        maxconn 4000
        pidfile /usr/local/haproxy/haproxy.pid

defaults
        timeout connect 10s
        timeout client 1m
        timeout server 1m

listen app
        bind 0.0.0.0:8080
        mode tcp
        server app001 app001.domain.com:8080 check
        server app002 app002.domain.com:8080 check

listen haproxy_statistics
        bind 0.0.0.0:9000
        mode http
        stats enable
        stats uri /haproxy_statistics
        stats realm HAProxy\ Statistics
        stats auth admin:Password

启动

• 添加启动服务

  # vim /usr/lib/systemd/system/haproxy.service
  [Unit]
  Description=HAProxy
  After=network.target
  
  [Service]
  User=root
  Type=forking
  ExecStart=/usr/local/haproxy/sbin/haproxy -f /usr/local/haproxy/conf/haproxy.cfg
  ExecStop=/usr/bin/kill `/usr/bin/cat /usr/local/haproxy/haproxy.pid`
  
  [Install]
  WantedBy=multi-user.target
  

• 启动

  # systemctl enable haproxy.service
  # systemctl start haproxy.service
  

其他

• 查看HAProxy状态
  Web地址：http://ip:9000/haproxy_statistics