安装脚本

操作系统：Ubuntu 18.04.4 LTS 本机ip：192.168.0.221

bash
#!/bin/bash

VERSION=2.2.0
VERSION_LUA=5.3.5
#编译lua
apt install make gcc build-essential libssl-dev zlib1g-dev libpcre3 libpcre3-dev libsystemd-dev libreadline-dev iproute2 ntpdate tcpdump telnet traceroute nfs-kernel-server nfs-common lrzsz tree openssl libssl-dev libpcre3 libpcre3-dev zlib1g-dev  gcc openssh-server iotop unzip libreadline-dev libsystemd-dev -y

cd /opt
wget -P /opt http://www.lua.org/ftp/lua-${VERSION_LUA}.tar.gz
tar xf lua-${VERSION_LUA}.tar.gz
cd lua-$VERSION_LUA/src
make linux

#编译haproxy
wget https://codeload.github.com/haproxy/haproxy/tar.gz/v${VERSION}
tar xf v${VERSION}
cd haproxy-${VERSION}

make ARCH=x86_64 TARGET=linux-glibc USE_PCRE=1 USE_OPENSSL=1 USE_ZLIB=1 USE_SYSTEMD=1 USE_CPU_AFFINITY=1 USE_LUA=1 LUA_INC=/opt/lua-${VERSION_LUA}/src LUA_LIB=/opt/lua-${VERSION_LUA}/src PREFIX=/usr/local/haproxy
make install PREFIX=/usr/local/haproxy
cp /usr/local/haproxy/sbin/haproxy /usr/sbin/

#准备相关文件
mkdir /var/lib/haproxy 
mkdir /etc/haproxy/

 
echo "global
maxconn 100000
chroot /usr/local/haproxy
stats socket /var/lib/haproxy/haproxy.sock mode 600 level admin
uid 99
gid 99
daemon
#nbproc 4
#cpu-map 1 0
#cpu-map 2 1
#cpu-map 3 2
#cpu-map 4 3
pidfile /var/lib/haproxy/haproxy.pid
log 127.0.0.1 local3 info


defaults
option http-keep-alive
option forwardfor
maxconn 100000
mode http
timeout connect 300000ms
timeout client 300000ms
timeout server 300000ms


listen stats
mode http
bind 0.0.0.0:9999
stats enable
log global
stats uri /haproxy-status
stats auth haadmin:123456


listen web_port
bind 192.168.0.228:80
mode http
log global
server 192.168.0.225 192.168.0.225:80 check inter 3000 fall 2 rise 5
server 192.168.0.226 192.168.0.226:80 check inter 3000 fall 2 rise 5
 " > /etc/haproxy/haproxy.cfg
 
 #启动
/usr/sbin/haproxy -Ws -f /etc/haproxy/haproxy.cfg -p /var/lib/haproxy/haproxy.pid &

访问:http://192.168.0.221:9999/haproxy-status 账号：haadmin 密码：123456

负载均衡地址：192.168.0.228:80 node服务器地址：192.168.0.225:80 和 192.168.0.226:80