#!/bin/sh
# Test for xattr support in a directory
# or the root directory of all (rw) mounted filesystems
# Author: Julien Goodwin <jgoodwin@studio442.com.au> 19/2/2006
# Updated: Julien Goodwin <jgoodwin@studio442.com.au> 19/2/2006

set -e
set +x

# Functions
## The test function
function testdir() {
	CHECKDIR=$1
	TESTFILE=xattrtest$$
	echo Checking the xattr support in ${CHECKDIR}
	cd ${CHECKDIR}
	touch ${TESTFILE}
	${SETFATTR} -n user.text -v "test1" ${TESTFILE}
	${SETFATTR} -n security.text -v "test2" ${TESTFILE}
	if `${GETFATTR} -d ${TESTFILE} | grep "user.text" | grep -q "test1"`; then
		echo "User test succeeded"
	else
		echo "User test failed"
	fi
	if `${GETFATTR} -n security.text -d ${TESTFILE} | grep "security.text" | grep -q "test2"`; then
		echo "Security test succeeded"
	else
		echo "Security test failed"
	fi
	rm ${TESTFILE}
	exit 0
}

# Check commands
SETFATTR=`which setfattr`
GETFATTR=`which getfattr`

if [ "x${SETFATTR}" = "x" ]; then
	echo setfattr not found in path, do you need to install the attr package?
	exit 1
fi

if [ "x${GETFATTR}" = "x" ]; then
	echo getfattr not found in path, do you need to install the attr package?
	exit 1
fi


# Check how we were called
if [ $# -eq 0 ]; then
	echo Checking all mounted filesystems
	for TESTDIR in `mount | grep rw | grep -vE '(proc|sysfs|tmpfs|devfs|devpts)' | awk '{ print $3 }'`; do
		testdir ${TESTDIR}
	done
	exit 0
elif [ $# -eq 1 ]; then
	echo Checking $1
	testdir $1
	exit $?
else
	echo USAGE:
	echo $0:
	echo Check all mounted filesystems
	echo
	echo "$0 <directory>:"
	echo Check for xattr support in "<directory>"
	exit 1
fi