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jonathan-kosgei/docker_image_clean.sh

Last active July 12, 2017 13:08
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Clear all images on a Docker host except base images
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docker_image_clean.sh
#!/bin/bash
# set variable with base image names
# get base image ids and set in other list
all_images=`mktemp`
base_images=`mktemp`
#base_image_names="alpine linux"
#ids=`docker images --no-trunc -q $(base_image_names)`
bases="sha256:7328f6f8b41890597575cbaadc884e7386ae0acc53b747401ebce5cf0d624560 sha256:33aa78cbda15ae84375c46dfc3fc07560c9af8e7b8f37745d2c6542e2affec9f"
docker images -q --no-trunc > $all_images
echo $bases | tr " " "\n" > $base_images
sorted_list=`comm -23 <(cat $all_images | sort) <(cat $base_images | sort)`
docker rmi $sorted_list
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