pre_upgrade() {
if [ "$(vercmp $2 2.3.2-1)" -lt 0 ]; then
echo "==> Fixing potential ABS tree permission issues (this may take a while...)"
for dir in core extra community testing; do
if [ -d /var/abs/$dir ]; then
find /var/abs/$dir -type d -exec chown root:root {} \;
find /var/abs/$dir -type d -exec chmod 755 {} \;
fi
done
fi
}