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|
#!/bin/sh
set -eu
usage() {
cat <<-'EOF'
Usage:
gc [TYPE]
gc -h
EOF
}
help() {
cat <<-'EOF'
Options:
-h, --help show this message
TYPE what to do GC on (default: all):
- guix
- nix
- trash
- tmpdir
- docker
- vcs
Free disk space system-wide.
Examples:
Just run it, for all:
$ gc
Cleanup tmpdir:
$ gc tmpdir
EOF
}
for flag in "$@"; do
case "$flag" in
--)
break
;;
--help)
usage
help
exit
;;
*)
;;
esac
done
while getopts 'h' flag; do
case "$flag" in
h)
usage
help
exit
;;
*)
usage >&2
exit 2
;;
esac
done
shift $((OPTIND - 1))
disk() {
df -h . |
awk 'NR == 2 { printf "%s - %s/%s\n", $4, $3, $2 }'
}
gc_guix() {
if [ ! -e /gnu/ ]; then
return
fi
guix home delete-generations
guix gc -d
if [ -e /var/guix/profiles/system ]; then
pass show "$(hostname)"/andreh | head -n1 | sudo -iS guix system delete-generations
pass show "$(hostname)"/andreh | head -n1 | sudo -iS guix gc -d
fi
}
gc_nix() {
if [ ! -e /nix/ ]; then
return
fi
PROFILES='
/nix/var/nix/profiles/per-user/root/channels
/nix/var/nix/profiles/system
'
for p in $PROFILES; do
pass show "$(hostname)"/andreh | head -n1 |
sudo -iS nix-env --delete-generations old -p "$p"
done
nix-env --delete-generations old
nix-store --gc
nix-collect-garbage -d
}
gc_trash() {
yes | trash-empty
}
gc_tmpdir() {
find "${TMPDIR:-/tmp}" -atime +10 -exec rm -vf "{}" \; ||:
}
gc_docker() {
if ! command -v docker; then
return
fi
yes | docker system prune -a
docker rmi "$(docker images -a -q)" ||:
docker rm "$(docker ps -a -f status=exited -q)" ||:
docker stop "$(docker ps -a -q)" ||:
docker rm "$(docker ps -a -q)" ||:
yes | docker volume prune
yes | docker container prune
}
gc_vcs() {
repos -e ~/dev/go/ -e ~/dev/quicklisp/ -e ~/dev/archive/ ~/dev/ |
xargs -I% -P4 x vcs -C% gc OR true
}
gc_all() {
set -x
gc_guix
gc_nix
gc_trash
gc_tmpdir
gc_docker
gc_vcs
set +x
}
TYPE="${1:-all}"
CMD=gc_"$TYPE"
if ! command -v "$CMD" >/dev/null; then
printf 'Invalid TYPE: "%s".\n\n' "$TYPE" >&2
usage >&2
exit 2
fi
BEFORE="$(disk)"
"$CMD"
AFTER="$(disk)"
cat <<-EOF
Disk space:
before: $BEFORE
after: $AFTER
EOF
|
