docker容器的端口映射(构建nginx容器)

2019独角兽企业重金招聘Python工程师标准>>>

1访问容器特定端口2run -P (暴露容器所有端口)-p(暴露特定端口)34container port5    docker run -p 80 -i -t ubuntu /bin/bash6hostport:containerport7    docker run -p 8080:80 -i -t ubuntu /bin/bash8ip::contailerport9    docker run -p 0.0.0.0:80 -i -t ubuntu /bin/bash10ip:hostport:containerport11    docker run -p 0.0.0.0:8080:80 -i -t ubuntu /bin/bash1213nginx部署流程141.创建映射80端口的交互式容器152. 安装nginx163. 安装vim174. 创建静态页面185. 修改nginx配置文件196. 运行nginx207. 验证网站访问21221.创建映射80端口的交互式容器23docker run -p 80 –name web -i -t centos63-bash /bin/bash24252.安装nginx262.1.创建yum源27echo “[centos6]28name=centos629baseurl=http://mirrors.aliyun.com/centos/6/os/x86_64/30gpgcheck=031enabled=1” >> iso.repo3233echo “[epel6]34name=epel635baseurl=http://mirrors.aliyun.com/epel/6Server/x86_64/36gpgcheck=037enabled=1″ >> iso.repo38yum install nginx -y393.安装vim403.1 yum install -y vim41424.创建静态页面43mkdir -p /var/www/html44vim /var/www/html/index.html45464748 nginx in docker495051 Hello,i’m website in docker!525354555.修改nginx的配置文件56/etc/nginx/conf.d/default.conf57    location / {58        root   /var/www/html;59        index  index.html index.htm;60    }616.运行nginx62nginx63647.网页验证    65root@eddy:~# docker port web6680/tcp -> 0.0.0.0:3276967容器的80端口映射为宿主机的32769端口68curl  6970可通过inspect查看详细信息root@eddy:~# docker inspect web71″IPAddress”: “172.17.0.2”72这就是容器的ip地址73也可以通过这个地址访问74curl http://172.17.0.275curl http://容器ip76PS：77启动时直接使用命令启动78bash-4.1# nginx 79bash-4.1# ps -ef|grep nginx80root       107     1  0 22:39 ?        00:00:00 nginx: master process nginx81nginx      108   107  0 22:39 ?        00:00:00 nginx: worker process82root       110     1  0 22:39 ?        00:00:00 grep nginx8384查看端口映射情况85root@eddy:~# docker port web8680/tcp -> 0.0.0.0:3276987容器的80端口映射为宿主机的32769端口8889可在宿主机上使用root@eddy:~# curl http://127.0.0.1:32769909192 nginx in docker939495 Hello,i’m website in docker!96979899可通过inspect查看详细信息root@eddy:~# docker inspect web100″IPAddress”: “172.17.0.2”101这就是容器的ip地址102也可以通过这个地址访问103curl http://172.17.0.2104105106查看容器内运行的进程情况root@eddy:~# docker top web107UID                 PID                 PPID                C                   STIME               TTY                 TIME                CMD108root                2208                1346                0                   11:17               pts/13              00:00:00            /bin/bash109root                2474                2208                0                   11:39               ?                   00:00:00            nginx: master process nginx110499                 2475                2474                0                   11:39               ?                   00:00:00            nginx: worker process111112停掉容器重启启动后ip和端口会自动变化，并且nginx不会自动启动113root@eddy:~# docker start web114root@eddy:~# docker exec web nginx115root@eddy:~# docker top web116UID                 PID                 PPID                C                   STIME               TTY                 TIME                CMD117root                2570                1346                0                   11:44               pts/13              00:00:00            /bin/bash118root                2594                2570                0                   11:44               ?                   00:00:00            nginx: master process nginx119499                 2595                2594                0                   11:44               ?                   00:00:00            nginx: worker process120root@eddy:~# docker port web12180/tcp -> 0.0.0.0:32770122可以看到宿主机的端口已经发生变化了123

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