#! /bin/sh
# aoe-flush - ask aoe driver to forget about devices
# Copyright 2007, Coraid, Inc., and licensed under GPL v.2.

zero="`basename $0`"
f="@devdir@/flush"
spec=""

if ! test -w "$f"; then
	echo 1>&2 "$zero: $f does not exist or is not writeable."
	exit 1
fi
if ! test -c $f; then
	exec 1>&2
	echo "$zero: $f is not a character device file"
	echo "$zero: use udev or aoe-mkdevs to create it"
	exit 1
fi

if test "$1" = "-a"; then
	spec=all
fi

echo $spec > "$f" || {
	echo 1>&2 "$zero: flush failed"
	exit 1
}