Dockerfile部署haproxy

Dockerfile部署haproxy

dockerfile

//目录结构
[root@192 ~]# tree haproxy/
haproxy/
├── Dockerfile
├── files
│   ├── haproxy-2.4.0.tar.gz
│   └── install.sh
└── start.sh

//dockerfile
[root@192 haproxy]# cat Dockerfile 
FROM centos
LABEL MAINTAINER='wawa [email protected]'

ENV PATH /usr/local/haproxy/sbin:$PATH
ENV version 2.4.0
COPY files /usr/src/
COPY start.sh /start.sh

RUN ["/bin/bash","-c","/usr/src/install.sh"]

EXPOSE 80 8189
WORKDIR /usr/local/haproxy

CMD  /start.sh $rs1 $rs2

//安装脚本
[root@192 files]# cat install.sh 
yum -y install make gcc pcre-devel bzip2-devel openssl-devel systemd-devel 
useradd -r -M -s /sbin/nologin haproxy 
cd /usr/src 
tar xf haproxy-${version}.tar.gz 
cd haproxy-$version 
make clean 
make -j $(grep 'processor' /proc/cpuinfo |wc -l) \
TARGET=linux-glibc  \
USE_OPENSSL=1  \
USE_ZLIB=1  \
USE_PCRE=1  \
USE_SYSTEMD=1 && \
make install PREFIX=/usr/local/haproxy && \
echo 'net.ipv4.ip_nonlocal_bind = 1' >>  /etc/sysctl.conf 
echo 'net.ipv4.ip_forward = 1' >> /etc/sysctl.conf 
mkdir /etc/haproxy
yum -y remove gcc  make
rm -rf /usr/src/*  /var/cache/* 

//启动脚本
[root@192 haproxy]# cat start.sh 
#!/bin/bash 

cat >> /etc/haproxy/haproxy.cfg << EOF
#--------------全局配置----------------
global
    log 127.0.0.1 loca