source: trunk/debathena/scripts/clean-schroots @ 22688

#!/bin/sh

# Usage: clean-schroots

# Remove any LVM snapshots and chroots left behind by schroot.  Not
# normally necessary as schroot should clean up after itself.

if [ -z "$vg" ]; then
    vg=/dev/dink
fi
set -x
for i in $(
    for dir in "$vg" /var/lib/schroot/mount /var/lib/schroot/session; do
        cd "$dir"
        for i in *-*-sbuild-*-*-*-*-*; do
            echo "$i"
        done
    done | \
    sort -u | grep -v "\*"
); do
    schroot -ec "$(echo "$i" | sed 's/-cow$//')"
    if [ "$1" = "-f" ]; then
        tac /proc/mounts | cut -d" " -f2 | fgrep "/var/lib/schroot/mount/$i" | xargs -rn1 umount -l
        lvremove -f "$vg/$i"
        rmdir /var/lib/schroot/mount/"$i" /var/lib/schroot/session/"$i"
        if ! [ -e "$vg/$i" ]; then rm "$vg/$i"; fi
    fi
done