Docker CLI commands

docker.sh

# remove all exited containers
docker rm $(docker ps --all -q -f status=exited)

# remove all dangling (not used by any created container) images
docker rmi $(docker images -f "dangling=true" -q)

# remove all images with name (with or without wildcards)
docker rmi -f $(docker images | grep "docker-reg.host.com/imagename.or.partofimagename.*" | awk "{print $3}")

# run docker registry garbage collection
docker exec -it registry bin/registry garbage-collect /etc/docker/registry/config.yml