94 lines
1.7 KiB
Markdown
94 lines
1.7 KiB
Markdown
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Command line interface
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----------------------
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Quick install on a server:
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$ curl get.docker.io | sudo sh -x
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To pull from docker's registry:
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$ docker pull "ubuntu"
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To build from your own `Dockerfile`:
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$ docker build -t "app/container_name" .
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To run:
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$ docker run "app/container_name" [command and args]
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-i -t # Interactive mode + pseudo-TTY
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-e ENVVAR=value # Environment vars
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-p 4444 # Expose a port (??)
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-d # Detached mode
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$ docker run -t "ubuntu" -i bash
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OSX Install
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-----------
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Prerequisites:
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- Install Virtualbox (`brew install virtualbox`)
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- Install Vagrant (http://vagrantup.com)
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- Install go (`brew install go`)
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Then make the Docker executable:
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$ git clone https://github.com/dotcloud/docker.git ~/src/docker
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$ cd ~/src/docker
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$ make
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$ mv ./bin/docker /usr/local/bin/docker
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Then run docker:
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$ cd ~/src/docker
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$ vagrant up
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Managing
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--------
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Manage images:
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# List images
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$ docker images
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REPOSITORY TAG ID
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ubuntu 12.10 b750fe78269d
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me/myapp latest 7b2431a8d968
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# Delete an image
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$ docker rmi b750fe78269d
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Manage processes:
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$ docker ps
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$ docker kill $ID
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$ docker rmi $ID
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Manage containers:
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Updating containers
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-------------------
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$ docker commit "app/container_name" -m "Change stuff"
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More
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----
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Start a worker
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# Start a very useful long-running process
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JOB=$(docker run -d ubuntu /bin/sh -c "while true; do echo Hello world; sleep 1;
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done")
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# Collect the output of the job so far
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docker logs $JOB
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# Kill the job
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docker kill $JOB
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Resources
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---------
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* http://www.docker.io/gettingstarted/
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