dotfiles/bin/dkpurge

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2.8 KiB
Bash
Executable File

#!/bin/bash
if [ "$1" == '-h' ] || [ "$1" == '--help' ]; then
cat << EOF
Usage: $0 [Default-answer]
Delete all Docker ressources.
root permission not necessary so the binary can be placed in
$HOME/[.local/]bin.
| Ressource | Answer | Description |
| ---------- | ------ | -------------------------- |
| Containers | [Y]es | Remove stopped containers |
| | [A]ll | Remove all containers |
| | [N]o | Skip |
| | | |
| Volumes | [Y]es | Remove unused volumes |
| | [A]ll | Remove unused volumes |
| | [N]o | Skip |
| | | |
| Images | [Y]es | Remove unused local images |
| | [A]ll | Remove all unused images |
| | [N]o | Skip |
| | | |
| Networks | [Y]es | Remove unused networks |
| | [A]ll | Remove unused networks |
| | [N]o | Skip |
EOF
exit
fi
PS="$(docker container ls -aq 2> /dev/null)"
if [ "$?" != 0 ] && [ "$EUID" != 0 ]; then
sudo -- "$0" "$@"
exit
fi
VOL="$(docker volume ls -q 2> /dev/null)"
IMG="$(docker images -q 2> /dev/null)"
NET="$(docker network ls -q 2> /dev/null)"
DEFAULT_NET="$(docker network ls -q -f name=bridge -f name=host -f name=none)"
ANS="$1"
[ -z "$1" ] && READ="read -r ANS"
if [ -n "$PS" ]; then
docker container ls -a
echo -n "Prune Containers? [Y/n/a] "
$READ
case "${ANS,,}" in
'y'|'yes'|'')
echo "$PS" | xargs docker rm 2> /dev/null
;;
'a'|'all')
echo "$PS" | xargs docker rm -f
;;
esac
fi
if [ -n "$VOL" ]; then
echo
docker volume ls
echo -n "Prune Volumes? [Ya/n] "
$READ
case "${ANS,,}" in
'y'|'yes'|'a'|'all'|'')
echo "$VOL" | xargs docker volume rm -f 2> /dev/null
;;
esac
fi
if [ -n "$IMG" ]; then
echo
docker image ls
echo -n "Prune Images? [Y/n/a] "
$READ
case "${ANS,,}" in
'y'|'yes'|'')
for img in $IMG; do
if docker image inspect "$img" | grep '"RepoTags": \[]' &> /dev/null; then
TO_CLEAN="$TO_CLEAN $img"
fi
done
echo "$TO_CLEAN" | xargs docker image rm -f 2> /dev/null
;;
'a'|'all')
echo "$IMG" | xargs docker image rm -f 2> /dev/null
;;
esac
fi
if [ -n "$NET" ] && [ "$NET" != "$DEFAULT_NET" ]; then
echo
docker network ls
echo -n "Prune Networks? [Ya/n] "
$READ
case "${ANS,,}" in
'y'|'yes'|'a'|'all'|'')
docker network prune -f
;;
esac
fi