Docker Cheatsheet

Concepts

• Container ID: a long hex string. Usually its prefix is enough.
• Image: a template.

Common images

• ubuntu: Ubuntu distribution
• debian: Debian distribution
• busybox: basic Busybox
• gcc: with GCC
  • gcc:5: gcc version 5

Basic usage

Get software image

   docker pull <name>[:<version>]

Run

   docker run -it <image name>

Start

Start a stopped instance

   docker start -ai <container ID>

Attach

Attach to a running instance

   docker attach <container ID>

Mount external directory

   docker run -it -v <host directory>:<guest directory> <image name>

Management

List containers

   docker ps -a

Only the running ones:

   docker ps

Remove container

   docker rm <container ID>

Get history console output

   docker logs <container ID>

Create template from current container

   docker commit <container ID> <new image name>

List images

   docker images