#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2017, Oracle and/or its affiliates.  All Rights Reserved.
#
# FS QA Test No. 001
#
# Ensure that reflink works correctly with inline-data files.
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1    # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15

_cleanup()
{
    cd /
    rm -rf $tmp.*
}

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

# real QA test starts here
_supported_fs ocfs2
_require_scratch_reflink
_require_cp_reflink

rm -f $seqres.full

echo "Format and mount"
_scratch_mkfs --fs-features=local,unwritten,refcount,inline-data > $seqres.full 2>&1
tunefs.ocfs2 --query '%H' $SCRATCH_DEV | grep -q 'inline-data' || \
	_notrun "Inline data is not supported."
_scratch_mount >> $seqres.full 2>&1

testdir=$SCRATCH_MNT/test-$seq
mkdir $testdir

sz=65536
echo "Create the original files"
$XFS_IO_PROG -f -c "pwrite -S 0x61 -b $sz 0 $sz" $testdir/file1 >> $seqres.full
echo x > $testdir/file2
echo x > $testdir/file3
echo y > $testdir/file4
$XFS_IO_PROG -f -c "pwrite -S 0x61 -b $sz 0 $sz" $testdir/file5 >> $seqres.full
echo a > $testdir/file6
_scratch_cycle_mount

echo "reflink into the start of file2"
_cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full

echo "reflink past the stuff in file3"
_reflink_range $testdir/file1 0 $testdir/file3 $sz $sz >> $seqres.full

echo "reflink an inline-data file to a regular one"
_cp_reflink $testdir/file4 $testdir/file5 >> $seqres.full

echo "reflink an inline-data file to another inline-data file"
_cp_reflink $testdir/file4 $testdir/file6 >> $seqres.full

echo "Verify the whole mess"
_scratch_cycle_mount
md5sum $testdir/file* | _filter_scratch

# success, all done
status=0
exit