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#! /bin/bash
# FS QA Test No. ext4/306
#
# Test that blocks are available to non-extent files after a resize2fs
# Regression test for commit:
# c5c72d8 ext4: fix online resizing for ext3-compat file systems
#
#-----------------------------------------------------------------------
# Copyright (c) 2013 Red Hat, Inc. All Rights Reserved.
#
# 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"
PIDS=""
status=1 # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
_cleanup()
{
_scratch_unmount
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
# real QA test starts here
_supported_fs ext4
_supported_os Linux
_require_scratch
rm -f $seqres.full
# Make a small ext4 fs with extents disabled & mount it
$MKFS_EXT4_PROG -F -O ^extents,^64bit $SCRATCH_DEV 512m >> $seqres.full 2>&1
_scratch_mount || _fail "couldn't mount fs"
# Create a small non-extent-based file
echo "Create 1m testfile1"
$XFS_IO_PROG -f $SCRATCH_MNT/testfile1 -c "pwrite 0 1m" | _filter_xfs_io
# Create a large non-extent-based file filling the fs; this will run out & fail
echo "Create testfile2 to fill the fs"
$XFS_IO_PROG -f $SCRATCH_MNT/testfile2 -c "pwrite 0 512m" | _filter_xfs_io
df -h $SCRATCH_MNT >> $seqres.full
# Grow fs by 512m
echo "Resize to 1g"
resize2fs $SCRATCH_DEV 1g >> $seqres.full 2>&1 || _fail "Could not resize to 1g"
df -h $SCRATCH_MNT >> $seqres.full
# See if we can add more blocks to the files
echo "append 2m to testfile1"
$XFS_IO_PROG -f $SCRATCH_MNT/testfile1 -c "pwrite 1m 2m" | _filter_xfs_io
echo "append 2m to testfile2"
$XFS_IO_PROG -f $SCRATCH_MNT/testfile1 -c "pwrite 512m 2m" | _filter_xfs_io
status=0
exit
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