docker-container-port

DOCKER(1) Docker User Manuals DOCKER(1)

NAME

   docker-container-port - List port mappings or a specific mapping for the container

SYNOPSIS

   docker container port CONTAINER [PRIVATE_PORT[/PROTO]]

DESCRIPTION

   List port mappings for the CONTAINER, or lookup the public-facing port that is NAT-ed to the PRIVATE_PORT

EXAMPLES

   $ 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

Find out all the ports mapped

   $ docker container port test
   7890/tcp -> 0.0.0.0:4321
   9876/tcp -> 0.0.0.0:1234

Find out a specific mapping

   $ docker container port test 7890/tcp
   0.0.0.0:4321

   $ docker container port test 7890
   0.0.0.0:4321

An example showing error for non-existent mapping

   $ docker container port test 7890/udp
   2014/06/24 11:53:36 Error: No public port '7890/udp' published for test

OPTIONS

   -h, --help[=false]      help for port