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docker:start [2015/03/03 17:01] vondra [Building a docker image] |
docker:start [2015/03/04 15:50] vondra |
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| + | ======Docker====== | ||
| + | * best source of docker wisdom: https://github.com/wsargent/docker-cheat-sheet | ||
| + | |||
| ===== Building a docker image ===== | ===== Building a docker image ===== | ||
| - Create Dockerfile or clone docker repository | - Create Dockerfile or clone docker repository | ||
| - | - Run<code>docker build -t YourImage /path/to/dir/with/dockerfile</code> | + | - Run:<code>docker build -t YourImage /path/to/dir/with/dockerfile</code> |
| ===== Running docker container ===== | ===== Running docker container ===== | ||
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| * The cleanest way how to copy files between host and container is to mount an image to the container <code>docker run -v /path/to/hostdir:/mnt $container | * The cleanest way how to copy files between host and container is to mount an image to the container <code>docker run -v /path/to/hostdir:/mnt $container | ||
| cp /mnt/sourcefile /path/to/destfile</code> | cp /mnt/sourcefile /path/to/destfile</code> | ||
| + | |||
| + | ===== Delete old docker images and keep the running ones ===== | ||
| + | * remove images from docker<code>docker ps -a | grep 'Exited' | awk '{print $1}' | xargs --no-run-if-empty docker rm </code> | ||
| + | * delete them physically<code>docker images --no-trunc| grep none | awk '{print $3}' | xargs -r docker rmi </code> | ||
docker/start.txt · Last modified: 2015/03/04 16:44 by vondra