docker

Docker image and container command line interface

TLDR

List all docker containers (running and stopped)

$ docker ps --all

Start a container from an image, with a custom name

$ docker run --name [container_name] [image]

Start or stop an existing container

$ docker [start|stop] [container_name]

Pull an image from a docker registry

$ docker pull [image]

Display the list of already downloaded images

$ docker images

Open a shell inside a running container

$ docker exec -it [container_name] [sh]

Remove a stopped container

$ docker rm [container_name]

Fetch and follow the logs of a container

$ docker logs -f [container_name]

SYNOPSIS

docker [OPTIONS] COMMAND [ARG...]

docker [--help|-v|--version]

DESCRIPTION

docker is a client for interacting with the daemon (see dockerd(8)) through the CLI.

The Docker CLI has over 30 commands. The commands are listed below and each has its own man page which explains usage and arguments.

To see the man page for a command run man docker .

OPTIONS

--help Print usage statement

--config="" Specifies the location of the Docker client configuration files. The default is '~/.docker'.

-D, --debug=true|false Enable debug mode. Default is false.

-H, --host=[unix:///var/run/docker.sock]: tcp://[host]:[port][path] to bind or unix://[/path/to/socket] to use. The socket(s) to bind to in daemon mode specified using one or more tcp://host:port/path, unix:///path/to/socket, fd://* or fd://socketfd. If the tcp port is not specified, then it will default to either 2375 when --tls is off, or 2376 when --tls is on, or --tlsverify is specified.

-l, --log-level="debug|info|warn|error|fatal" Set the logging level. Default is info.

--tls=true|false Use TLS; implied by --tlsverify. Default is false.

--tlscacert=~/.docker/ca.pem Trust certs signed only by this CA.

--tlscert=~/.docker/cert.pem Path to TLS certificate file.

--tlskey=~/.docker/key.pem Path to TLS key file.

--tlsverify=true|false Use TLS and verify the remote (daemon: verify client, client: verify daemon). Default is false.

-v, --version=true|false Print version information and quit. Default is false.

COMMANDS

Use "docker help" or "docker --help" to get an overview of available commands.

EXAMPLES

For specific client examples please see the man page for the specific Docker command. For example:

man docker-run

HISTORY

April 2014, Originally compiled by William Henry (whenry at redhat dot com) based on docker.com source material and internal work.