命令

docker port

描述

docker port 命令用于列出指定容器的端口映射关系，或者配置端口映射。

帮助

# docker port --help

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Usage: docker port CONTAINER [PRIVATE_PORT[/PROTO]]

List port mappings or a specific mapping for the container

示例

• 查看所有的端口映射关系

  $ docker ps
  CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
  b650456536c7 busybox:latest top 54 minutes ago Up 54 minutes 0.0.0.0:1234->9876/tcp, 0.0.0.0:4321->7890/tcp test
  $ docker port test
  7890/tcp -> 0.0.0.0:4321
  9876/tcp -> 0.0.0.0:1234
  $ docker port test 7890/tcp
  0.0.0.0:4321
  $ docker port test 7890/udp
  2014/06/24 11:53:36 Error: No public port '7890/udp' published for test
  $ docker port test 7890
  0.0.0.0:4321