mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Darrick J. Wong
a860a167d8
fstests only supports Linux, so get rid of this unnecessary predicate. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
125 lines
3.4 KiB
Bash
Executable File
125 lines
3.4 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2014, Oracle and/or its affiliates. All Rights Reserved.
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#
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# FS QA Test No. 031
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#
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# Testing cross-subvolume sparse copy on btrfs
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# - Create two subvolumes, mount one of them
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# - Create a file on each (sub/root)volume,
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# reflink them on the other volumes
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# - Change one original and two reflinked files
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# - Move reflinked files between subvolumes
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/reflink
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# real QA test starts here
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_supported_fs btrfs
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_require_test
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_require_scratch
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_require_cp_reflink
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_checksum_files()
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{
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for f in file1 file2 file3; do
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echo "$f:"
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for d in $testdir1 $cross_mount_test_dir $subvol2; do
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_md5_checksum $d/$f
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done
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done
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}
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testdir1=$SCRATCH_MNT/test-$seq-1
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testdir2=$SCRATCH_MNT/test-$seq-2
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subvol1=$SCRATCH_MNT/subvol-$seq-1
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subvol2=$SCRATCH_MNT/subvol-$seq-2
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cross_mount_test_dir=$TEST_DIR/test-$seq
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rm -f $seqres.full
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_scratch_mkfs > /dev/null 2>&1
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_scratch_mount
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mkdir $testdir1
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mkdir $testdir2
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$BTRFS_UTIL_PROG subvolume create $subvol1 >> $seqres.full
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$BTRFS_UTIL_PROG subvolume create $subvol2 >> $seqres.full
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rm -rf $cross_mount_test_dir
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mkdir $cross_mount_test_dir
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_mount -t btrfs -o subvol=subvol-$seq-1 $SCRATCH_DEV $cross_mount_test_dir
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echo "Create initial files"
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# #testdir1/file1 is very small and will be inlined
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$XFS_IO_PROG -f -c 'pwrite -S 0x61 0 10' $testdir1/file1 \
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>> $seqres.full
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$XFS_IO_PROG -f -c 'pwrite -S 0x62 0 13000' $cross_mount_test_dir/file2 \
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>> $seqres.full
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$XFS_IO_PROG -f -c 'pwrite -S 0x63 0 17000' $subvol2/file3 \
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>> $seqres.full
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echo "Create reflinks to the initial files on other subvolumes"
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cp --reflink=always $testdir1/file1 $subvol1
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cp --reflink=always $testdir1/file1 $subvol2
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cp --reflink=always $subvol1/file2 $testdir1/
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cp --reflink=always $subvol1/file2 $subvol2
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cp --reflink=always $subvol2/file3 $testdir1/
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cp --reflink=always $subvol2/file3 $subvol1
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echo "Verify the reflinks"
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_verify_reflink $cross_mount_test_dir/file2 $testdir1/file2
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_verify_reflink $cross_mount_test_dir/file2 $subvol2/file2
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_verify_reflink $subvol2/file3 $testdir1/file3
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_verify_reflink $subvol2/file3 $cross_mount_test_dir/file3
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echo "Verify the file contents:"
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_checksum_files
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echo -e "---\nOverwrite some files with new content"
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$XFS_IO_PROG -c 'pwrite -S 0x64 0 20' $testdir1/file1 >> $seqres.full
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$XFS_IO_PROG -c 'pwrite -S 0x66 0 21000' $subvol2/file2 >> $seqres.full
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$XFS_IO_PROG -c 'pwrite -S 0x65 5000 5000' $cross_mount_test_dir/file3 \
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>> $seqres.full
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echo -n "Verify that non-overwritten reflinks "
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echo "still have the same data blocks"
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_verify_reflink $testdir1/file2 $cross_mount_test_dir/file2
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_verify_reflink $testdir1/file3 $subvol2/file3
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echo "Verify the file contents:"
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_checksum_files
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echo -e "---\nShuffle files between directories"
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mv $testdir1/file* $testdir2
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mv $cross_mount_test_dir/file* $testdir1/
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mv $subvol2/file* $cross_mount_test_dir/
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mv $testdir2/file* $subvol2/
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# No _verify_reflink here as data is copied when moving files
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# between subvols
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echo "Verify the file contents:"
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_checksum_files
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$UMOUNT_PROG $cross_mount_test_dir
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# success, all done
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status=0
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exit
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