killsnaps.sh

#!/bin/bash
set -e
export IFS='
'
# that's a dangerous script to run because it removes all your snaps. Don't do that

function echo_cmd() {
	echo "$@"
	#$@
}

snaps=`mktemp -p /tmp remove-snaps.XXXXXX.txt`

echo ":: Listing mounts ..."
for f in $(df | awk "{ print \$6 }" | grep snap | sort)
do
	echo "$f"|tee -a $snaps
done

echo ":: Unmounting ..."
for item in `cat $snaps`
do
	echo_cmd "sudo umount $item"
done


echo ":: Removing folders ..."
for item in `cat $snaps`
do
	echo_cmd "sudo rmdir $item"
done


echo ":: Removing files ..."
for item in `cat $snaps`
do
	snap=`echo $item | sed 's/\/snap\///g' | sed 's/\//_/g'`
	echo_cmd "sudo rm /var/lib/snapd/snaps/$snap.snap"
done

rm $snaps