1.docker port介绍
docker port命令是用于列出docker容器的端口映射
2.docker port用法
docker port container [PRIVATE_PORT[/PROTO]]
[root@centos79 ~]# docker port --help
Usage: docker port CONTAINER [PRIVATE_PORT[/PROTO]]
List port mappings or a specific mapping for the container
Aliases:
docker container port, docker port
[root@centos79 ~]#
3.实例
3.1.列出docker容器的端口映射
命令:
docker port 42574
[root@centos79 ~]# docker ps | grep centos-nginx
425747b4385b centos-nginx:1.0 "nginx -g 'daemon of…" 4 days ago Up About an hour 0.0.0.0:80->80/tcp, :::80->80/tcp centos-nginx
[root@centos79 ~]# docker port 42574
80/tcp -> 0.0.0.0:80
80/tcp -> [::]:80
[root@centos79 ~]#
3.2.列出指定协议的docker容器端口映射
命令:
docker port 42574 80/tcp
[root@centos79 ~]# docker ps | grep centos-nginx
425747b4385b centos-nginx:1.0 "nginx -g 'daemon of…" 4 days ago Up About an hour 0.0.0.0:80->80/tcp, :::80->80/tcp centos-nginx
[root@centos79 ~]# docker port 42574 80/tcp
0.0.0.0:80
[::]:80
[root@centos79 ~]#