Dockerfile基于alpine镜像构建haproxy

Dockerfile基于alpine镜像构建haproxy Dockerfile基于alpine镜像构建haproxy 文件结构

[root@localhost haproxy]# tree
.
├── Dockerfile
└── files
    ├── haproxy-2.4.0.tar.gz
    ├── haproxycfg.sh
    ├── install.sh
    └── sysctl.conf

Dockerfile

[root@localhost haproxy]# cat Dockerfile 
FROM alpine 
LABEL MAINTAINER="yyy 123456789@com"

ENV version 2.4.0

ADD files/haproxy-${version}.tar.gz /tmp/
ADD files/install.sh /tmp/
ADD files/haproxycfg.sh /tmp/
ADD files/sysctl.conf /tmp/

RUN /tmp/install.sh
ENTRYPOINT /tmp/haproxycfg.sh

配置文件和安装脚本

[root@localhost files]# vim haproxycfg.sh
[root@localhost files]# chmod +x haproxycfg.sh 
[root@localhost files]# cat haproxycfg.sh 
#!/bin/sh
cat > /etc/haproxy/haproxy.cfg <> /etc/haproxy/haproxy.cfg < 
测试 
//创建镜像
[root@localhost ~]# docker build -t haproxy:v0.3 haproxy
[root@localhost ~]# docker images
REPOSITORY      TAG       IMAGE ID       CREATED          SIZE
haproxy         v0.3      0140afce2d43   29 seconds ago   83.8MB
haproxy         v0.1      949e1a86fb6b   39 hours ago     578MB
yzy0923/httpd   v0.01     a88b702deaee   3 days ago       701MB
busybox         latest    d23834f29b38   12 days ago      1.24MB
alpine          latest    c059bfaa849c   2 weeks ago      5.59MB
centos          8         5d0da3dc9764   2 months ago     231MB
centos          latest    5d0da3dc9764   2 months ago     231MB

//创建容器
[root@localhost haproxy]# docker run -d --name haproxy -p 80:80 -e RSs="172.17.0.3 172.17.0.4" haproxy:v0.3
2e7cf1e4a7b627e1af648197515bf1cf4b80675d549ff283133e269b64829b63
[root@localhost haproxy]# docker run -d --name http httpd
2a9df974dc4ab3f5b0351c9dd1b36b60dbc5079d31d95404f92983bd7ce8518a
[root@localhost haproxy]# docker run -d --name nginx nginx
7d6d2c004eb144d9375838806c0dee59c0b9f0dd3d067126bab35f0596debb08

[root@localhost haproxy]# docker ps
ConTAINER ID   IMAGE          COMMAND                  CREATED              STATUS              PORTS                               NAMES
7d6d2c004eb1   nginx          "/docker-entrypoint.…"   54 seconds ago       Up 52 seconds       80/tcp                              nginx
2a9df974dc4a   httpd          "httpd-foreground"       about a minute ago   Up about a minute   80/tcp                              http
2e7cf1e4a7b6   haproxy:v0.3   "/bin/sh -c /tmp/hap…"   about a minute ago   Up about a minute   0.0.0.0:80->80/tcp, :::80->80/tcp   haproxy


 
 
					
										


					

						
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