#! /bin/bash
# FS QA Test No. 195
#
# Make sure the chattr dump flag gets picked up by xfsdump without a sync
#
# http://oss.sgi.com/bugzilla/show_bug.cgi?id=340
#
#-----------------------------------------------------------------------
# Copyright (c) 2008 Christoph Hellwig.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it would be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write the Free Software Foundation,
# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
#-----------------------------------------------------------------------
#

seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!

_cleanup()
{
	rm -rf $TEST_DIR/d
	rm -f $TEST_DIR/dumpfile
}
trap "_cleanup; exit \$status" 0 1 2 3 15

#
# Perform a level 0 dump that respects the chattr dump exclude flag,
# and grep the output for the inode number we expect / do not expect
# to be skipped
#
# Only dump a subtree so we get away with a single partition for
# the subtree to be dumped and the dump file.
#
_do_dump()
{
	$XFSDUMP_PROG -l 0 -s d -F  \
		-L prova -M prova \
		-f $TEST_DIR/dumpfile -v excluded_files=debug $TEST_DIR \
		| grep "ino $inum" \
		| sed -e 's/.*xfsdump: pruned ino [0-9]*, owner 0, estimated size 0: skip flag set/xfsdump: pruned ino NNN, owner 0, estimated size 0: skip flag set/'
}

# get standard environment, filters and checks
. ./common/rc
. ./common/filter

# real QA test starts here
_supported_fs xfs
_supported_os Linux

_require_test
_require_user
_require_command "$XFSDUMP_PROG" xfsdump

echo "Preparing subtree"
mkdir $TEST_DIR/d
touch $TEST_DIR/d/t
inum=`stat -c "%i" $TEST_DIR/d/t`

echo "No dump exclude flag set (should not be skipped)"
_do_dump

echo "Dump exclude flag set, but no sync yet (should be skipped)"
$CHATTR_PROG +d $TEST_DIR/d/t
_do_dump

echo "Dump exclude flag set, after sync (should be skipped)"
sync
_do_dump

# success, all done
echo "*** done"
rm -f $seqres.full
status=0
