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#!/bin/bash
function print_usage()
{
if [ -n "$2" ]; then
echo "Error: $2"
echo
fi
echo "Usage: $1 <scratch dir>"
}
scratch_dir=$1
if [ -z "$scratch_dir" ]; then
print_usage "$0" 'Scratch dir not given' >&2
exit 1
fi
cd "$scratch_dir/share" || exit 1
mps=(mnt*)
mp_i=0
for mp in "${mps[@]}"; do
mp_i=$((mp_i + 1))
printf "Unmounting %i/%i...\r" "$mp_i" "${#mps[@]}"
sudo umount -R "$mp"
rm -rf "$mp"
done
echo
rm some-file
cd ..
rmdir share
imgs=(fs*.img)
img_i=0
for img in "${imgs[@]}"; do
img_i=$((img_i + 1))
printf "Detaching and deleting %i/%i...\r" "$img_i" "${#imgs[@]}"
dev=$(losetup -j "$img" | sed -e 's/:.*//')
sudo losetup -d "$dev"
rm -f "$img"
done
echo
echo 'Done.'
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