dotfiles/bin/docker-cleanup-non-running-images

#!/bin/bash
##########################################
# docker-cleanup-non-running-images
# ------------
# Based on the amazing work of Jess Frazelle
#
# Dependencies: docker
#
# :author: Levi Olson
# :date: 31 Jan 2018
# :version: 0.0.1
##########################################
set -e
set -o pipefail


cleanup() {
	mapfile -t images < <(docker images -q --no-trunc)
	for c in $(docker ps -aq); do
		image=$(docker inspect --format '{{.Image}}' "$c")
		images=( "${images[@]/$image}" )
	done

	docker rmi -f "${images[@]}" 2>&1 || true
}

cleanup