发表日期:2018-11 文章编辑:小灯 浏览次数:1175
下来是将Nginx安装到容器来架构一个简单的网站开发,网站命名为Sample.
$ mkdir sample $ cd sample $ touch Dockerfile $ cd sample $ mkdir nginx && cd nginx$ wget https://github.com/hiekay/dockerbook-code/blob/master/code/5/sample/nginx/global.conf $ wget https://github.com/hiekay/dockerbook-code/blob/master/code/5/sample/nginx/nginx.conf $ cd .. FROM ubuntu:18.04 MAINTAINER hiekay "hikay5230@gmail.com" ENV REFRESHED_AT 2018-11-2 RUN apt-get update RUN apt-get -y -q install nginx RUN mkdir -p /var/www/html ADD nginx/global.conf /etc/nginx/conf.d/ ADD nginx/nginx.conf /etc/nginx/nginx.conf EXPOSE 80 server { listen0.0.0.0:80; server_name _;root/var/www/html/website; index index.html index.htm;access_log/var/log/nginx/default_access.log; error_log /var/log/nginx/default_error.log; } 网站根目录: root/var/www/html/website;
user www-data; worker_processes 4; pid /run/nginx.pid; daemon off;events {}http { sendfile on; tcp_nopush on; tcp_nodelay on; keepalive_timeout 65; types_hash_max_size 2048; include /etc/nginx/mime.types; default_type application/octet-stream; access_log /var/log/nginx/access.log; error_log /var/log/nginx/error.log; gzip on; gzip_disable "msie6"; include /etc/nginx/conf.d/*.conf; } $ sudo docker build -t hiekay/nginx . $ sudo docker history hiekay/nginx //返回 IMAGE CREATEDCREATED BYSIZECOMMENT c2f93099a450About a minute ago /bin/sh -c #(nop)EXPOSE 800B 79e5c47816c2About a minute ago /bin/sh -c #(nop) ADD file:ae1b9b338d442b9bc… 415B 4e375527ddd7About a minute ago /bin/sh -c #(nop) ADD file:e570a7cbab1d98b88… 286B 16ef3bfd3dcdAbout a minute ago /bin/sh -c mkdir -p /var/www/html 0B 41f4aad7a4542 minutes ago/bin/sh -c apt-get -y -q install nginx59.7MB 1a50f2d65b092 minutes ago/bin/sh -c apt-get update 23.8MB d02ebf320b6c3 minutes ago/bin/sh -c #(nop)ENV REFRESHED_AT=2018-11-2 0B a1eda1cd7dfe27 hours ago /bin/sh -c #(nop)MAINTAINER hiekay "hikay5… 0B ea4c82dcd15a2 weeks ago/bin/sh -c #(nop)CMD ["/bin/bash"]0B <missing> 2 weeks ago/bin/sh -c mkdir -p /run/systemd && echo 'do… 7B <missing> 2 weeks ago/bin/sh -c rm -rf /var/lib/apt/lists/*0B <missing> 2 weeks ago/bin/sh -c set -xe && echo '#!/bin/sh' > /… 745B <missing> 2 weeks ago/bin/sh -c #(nop) ADD file:bcd068f67af2788db… 85.8MB $ cd sample $ mkdir website && cd website $ wget https://github.com/hiekay/dockerbook-code/blob/master/code/5/sample/website/index.html $ cd .. 其中 index.html 内容:
<head><title>Test website</title></head><body><h1>This is a test website</h1></body> $ sudo docker run -d -p 80 --name website -v $PWD/website:/var/www/html/website hiekay/nginx nginx 其中 -v 是指定卷的位置
卷的使用场景:
希望同事对代码做开发和测试;
代码改动很频繁,不想在开发过程中重构镜像;
希望在多个容器间共享代码.
$sudo docker run -d -p 80 --name website -v $PWD/website:/var/www.html/website:ro hiekay/nginx nginx $ sudo docker ps -l CONTAINER IDIMAGE COMMAND CREATED STATUSPORTS NAMES dc1a45694b4bhiekay/nginx"nginx" 4 minutes ago Up 4 minutes0.0.0.0:32769->80/tcp website 在宿主机上浏览32769端口,看到网站如下:
image.png$ vi $PWD/website/index.html 将内容换成:
This is a test website for docker . 刷新浏览器 , 如下 :
image.png可以看到网站已经更新了.
总结:可以实现正在测试的网站的运行环境,完全是生产环境里的真实状态.
可以给每个用于生产的网站服务环境配置一个容器,给不同的开发框架的运行环境配置一个容器,或者给后端数据库配置一个容器.等.
注意可以进容器内查看
$ sudo docker exec -t -i 容器ID /bin/bash