myos/ansible/roles/docker/files/usr/local/bin/docker-get-image

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#!/bin/bash
# Author: Yann Autissier <yann.autissier@gmail.com>
[ -n "$1" ] || exit
for docker in $@; do
docker inspect "${docker}" 2>/dev/null |awk '$1 == "\"Image\":" && $2 ~ /^\"sha/ {gsub(/(^\"|\",$)/, "", $2); print "'${docker}' "$2}'
done