Docker安装Nginx

Docker安装Nginx

#1.下载镜像 search 建议大家去dockerhub上搜索，可以看到很多帮助文档
#2.下载镜像 pull
#3.运行测试
[root@iZ2zedtw714kk6kmn4p41qZ ~]# docker images
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
centos              latest              831691599b88        2 weeks ago         215MB
nginx               latest              2622e6cca7eb        3 weeks ago         132MB

#-d 后台运行
#--name 给容器命名
#-p 宿主机端口:容器内部端口
[root@iZ2zedtw714kk6kmn4p41qZ ~]# docker run -d --name nginx01 -p 3344:80 nginx
6f60063ec95683144e59d79d9a50174dd83eec71e11d7a0d4558e7f7083ca7e7
[root@iZ2zedtw714kk6kmn4p41qZ ~]# docker ps
CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                  NAMES
6f60063ec956        nginx               "/docker-entrypoint.…"   13 seconds ago      Up 11 seconds       0.0.0.0:3344->80/tcp   nginx01
[root@iZ2zedtw714kk6kmn4p41qZ ~]# curl localhost:3344

#进入容器
[root@iZ2zedtw714kk6kmn4p41qZ ~]# docker exec -it nginx01 /bin/bash
root@6f60063ec956:/# whereis nginx
nginx: /usr/sbin/nginx /usr/lib/nginx /etc/nginx /usr/share/nginx
root@6f60063ec956:/# cd etc/nginx 
root@6f60063ec956:/etc/nginx# ls
conf.d		koi-utf  mime.types  nginx.conf   uwsgi_params
fastcgi_params	koi-win  modules     scgi_params  win-utf
root@6f60063ec956:/etc/nginx# 

端口暴露的概念：