mirror of
https://github.com/linux-apfs/apfstests.git
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xfs: test xfs-specific reflink pieces
Check that the various XFS tools still work properly on reflinked XFSes. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Acked-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Darrick J. Wong
committed by
Dave Chinner
Dave Chinner
parent
f3965fde0a
commit
212adbab92
Executable
+79
@@ -0,0 +1,79 @@
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#! /bin/bash
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# FS QA Test No. 127
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#
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# Tests xfs_growfs on a reflinked filesystem
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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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_os Linux
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_supported_fs xfs
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_require_scratch_reflink
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_require_cp_reflink
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echo "Format and mount"
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_scratch_mkfs -d size=$((2 * 4096 * 4096)) -l size=4194304 > "$seqres.full" 2>&1
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_scratch_mount >> "$seqres.full" 2>&1
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TESTDIR="$SCRATCH_MNT/test-$seq"
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rm -rf "$TESTDIR"
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mkdir "$TESTDIR"
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echo "Create the original file and reflink to copy1, copy2"
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BLKSZ="$(stat -f "$TESTDIR" -c '%S')"
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_pwrite_byte 0x61 0 $((BLKSZ * 14 + 71)) "$TESTDIR/original" >> "$seqres.full"
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_cp_reflink "$TESTDIR/original" "$TESTDIR/copy1"
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_cp_reflink "$TESTDIR/copy1" "$TESTDIR/copy2"
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echo "Grow fs"
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"$XFS_GROWFS_PROG" "$SCRATCH_MNT" 2>&1 | _filter_growfs >> "$seqres.full"
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_scratch_remount
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echo "Create more reflink copies"
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_cp_reflink "$TESTDIR/original" "$TESTDIR/copy3"
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xfs_info "$SCRATCH_MNT" >> "$seqres.full"
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echo "Check scratch fs"
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umount "$SCRATCH_MNT"
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_check_scratch_fs
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# success, all done
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status=0
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exit
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@@ -0,0 +1,6 @@
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QA output created by 127
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Format and mount
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Create the original file and reflink to copy1, copy2
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Grow fs
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Create more reflink copies
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Check scratch fs
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Executable
+149
@@ -0,0 +1,149 @@
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#! /bin/bash
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# FS QA Test No. 128
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#
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# Ensure that xfs_fsr un-reflinks files while defragmenting
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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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 "$tmp".*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/reflink
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# real QA test starts here
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_supported_os Linux
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_supported_fs xfs
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_require_test_lsattr
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_require_scratch_reflink
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_require_cp_reflink
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echo "Format and mount"
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_scratch_mkfs > "$seqres.full" 2>&1
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_scratch_mount >> "$seqres.full" 2>&1
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TESTDIR="$SCRATCH_MNT/test-$seq"
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rm -rf "$TESTDIR"
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mkdir "$TESTDIR"
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FREE_BLOCKS0=$(stat -f "$TESTDIR" -c '%f')
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echo "Create the original file and reflink to file2, file3"
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BLKS=2000
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MARGIN=100
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BLKSZ=65536
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REAL_BLKSZ="$(stat -f $TESTDIR -c '%S')"
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BLKSZ_FACTOR=$((BLKSZ / REAL_BLKSZ))
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_pwrite_byte 0x61 0 $((BLKS * BLKSZ)) "$TESTDIR/file1" >> "$seqres.full"
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_cp_reflink "$TESTDIR/file1" "$TESTDIR/file2"
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_cp_reflink "$TESTDIR/file2" "$TESTDIR/file3"
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_cp_reflink "$TESTDIR/file3" "$TESTDIR/file4"
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_test_remount
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FREE_BLOCKS1=$(stat -f "$TESTDIR" -c '%f')
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md5sum "$TESTDIR/file1" | _filter_scratch
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md5sum "$TESTDIR/file2" | _filter_scratch
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md5sum "$TESTDIR/file3" | _filter_scratch
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md5sum "$TESTDIR/file4" | _filter_scratch
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C01=$(_md5_checksum "$TESTDIR/file1")
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C02=$(_md5_checksum "$TESTDIR/file2")
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C03=$(_md5_checksum "$TESTDIR/file3")
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C04=$(_md5_checksum "$TESTDIR/file4")
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echo "CoW the reflink copies"
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_pwrite_byte 0x62 $BLKSZ $BLKSZ "$TESTDIR/file2" >> "$seqres.full"
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_pwrite_byte 0x63 $(( BLKSZ * (BLKS - 1) )) $BLKSZ "$TESTDIR/file3" >> "$seqres.full"
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_test_remount
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FREE_BLOCKS2=$(stat -f "$TESTDIR" -c '%f')
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md5sum "$TESTDIR/file1" | _filter_scratch
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md5sum "$TESTDIR/file2" | _filter_scratch
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md5sum "$TESTDIR/file3" | _filter_scratch
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md5sum "$TESTDIR/file4" | _filter_scratch
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C11=$(_md5_checksum "$TESTDIR/file1")
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C12=$(_md5_checksum "$TESTDIR/file2")
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C13=$(_md5_checksum "$TESTDIR/file3")
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C14=$(_md5_checksum "$TESTDIR/file4")
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echo "Defragment"
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lsattr -l "$TESTDIR/" | _filter_scratch
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xfs_fsr -v -d "$TESTDIR/file1" >> "$seqres.full"
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xfs_fsr -v -d "$TESTDIR/file2" >> "$seqres.full" # fsr probably breaks the link
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xfs_fsr -v -d "$TESTDIR/file3" >> "$seqres.full" # fsr probably breaks the link
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xfs_fsr -v -d "$TESTDIR/file4" >> "$seqres.full" # fsr probably ignores this file
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_test_remount
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FREE_BLOCKS3=$(stat -f "$TESTDIR" -c '%f')
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md5sum "$TESTDIR/file1" | _filter_scratch
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md5sum "$TESTDIR/file2" | _filter_scratch
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md5sum "$TESTDIR/file3" | _filter_scratch
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md5sum "$TESTDIR/file4" | _filter_scratch
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C21=$(_md5_checksum "$TESTDIR/file1")
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C22=$(_md5_checksum "$TESTDIR/file2")
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C23=$(_md5_checksum "$TESTDIR/file3")
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C24=$(_md5_checksum "$TESTDIR/file4")
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echo "Check files"
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test $C01 = $C02 || echo "Files 1-2 do not match"
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test $C01 = $C03 || echo "Files 1-3 do not match"
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test $C01 = $C04 || echo "Files 1-4 do not match"
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test $C02 = $C03 || echo "Files 2-3 do not match"
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test $C02 = $C04 || echo "Files 2-4 do not match"
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test $C03 = $C04 || echo "Files 3-4 do not match"
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test $C01 = $C11 || echo "File1 should not be different after CoW"
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test $C02 != $C12 || echo "File2 should be different after CoW"
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test $C03 != $C13 || echo "File3 should be different after CoW"
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test $C04 = $C14 || echo "File4 should not be different after CoW"
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test $C11 = $C21 || echo "File1 changed by defrag"
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test $C12 = $C22 || echo "File2 changed by defrag"
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test $C13 = $C23 || echo "File3 changed by defrag"
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test $C14 = $C24 || echo "File4 changed by defrag"
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#echo $FREE_BLOCKS0 $FREE_BLOCKS1 $FREE_BLOCKS2 $FREE_BLOCKS3
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_within_tolerance "free blocks after creating some reflink copies" $FREE_BLOCKS1 $((FREE_BLOCKS0 - (BLKS * BLKSZ_FACTOR) )) $MARGIN -v
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_within_tolerance "free blocks after CoW some reflink copies" $FREE_BLOCKS2 $((FREE_BLOCKS1 - 2)) $MARGIN -v
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_within_tolerance "free blocks after defragging all reflink copies" $FREE_BLOCKS3 $((FREE_BLOCKS2 - (BLKS * 2 * BLKSZ_FACTOR))) $MARGIN -v
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_within_tolerance "free blocks after all tests" $FREE_BLOCKS3 $((FREE_BLOCKS0 - (BLKS * 3 * BLKSZ_FACTOR))) $MARGIN -v
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echo "Check scratch fs"
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umount "$SCRATCH_MNT"
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_check_scratch_fs
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# success, all done
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status=0
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exit
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@@ -0,0 +1,27 @@
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QA output created by 128
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Format and mount
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Create the original file and reflink to file2, file3
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b81534f439aac5c34ce3ed60a03eba70 SCRATCH_MNT/test-128/file1
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b81534f439aac5c34ce3ed60a03eba70 SCRATCH_MNT/test-128/file2
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b81534f439aac5c34ce3ed60a03eba70 SCRATCH_MNT/test-128/file3
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b81534f439aac5c34ce3ed60a03eba70 SCRATCH_MNT/test-128/file4
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CoW the reflink copies
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b81534f439aac5c34ce3ed60a03eba70 SCRATCH_MNT/test-128/file1
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c650f1cf6c9f07b22e3e21ec7d49ded5 SCRATCH_MNT/test-128/file2
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56ed2f712c91e035adeeb26ed105a982 SCRATCH_MNT/test-128/file3
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b81534f439aac5c34ce3ed60a03eba70 SCRATCH_MNT/test-128/file4
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Defragment
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SCRATCH_MNT/test-128/file1 ---
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SCRATCH_MNT/test-128/file2 ---
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SCRATCH_MNT/test-128/file3 ---
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SCRATCH_MNT/test-128/file4 ---
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b81534f439aac5c34ce3ed60a03eba70 SCRATCH_MNT/test-128/file1
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c650f1cf6c9f07b22e3e21ec7d49ded5 SCRATCH_MNT/test-128/file2
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56ed2f712c91e035adeeb26ed105a982 SCRATCH_MNT/test-128/file3
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b81534f439aac5c34ce3ed60a03eba70 SCRATCH_MNT/test-128/file4
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Check files
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free blocks after creating some reflink copies is in range
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free blocks after CoW some reflink copies is in range
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free blocks after defragging all reflink copies is in range
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free blocks after all tests is in range
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Check scratch fs
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Executable
+87
@@ -0,0 +1,87 @@
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#! /bin/bash
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# FS QA Test No. 129
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#
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# Ensure that we can create enough distinct reflink entries to force creation
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# of a multi-level refcount btree, and that metadump will successfully copy
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# said block.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
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#
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# 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
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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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umount "$SCRATCH_MNT" > /dev/null 2>&1
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rm -rf "$tmp".* "$TESTDIR" "$METADUMP_FILE"
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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_os Linux
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_supported_fs xfs
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_require_scratch_reflink
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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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TESTDIR="$SCRATCH_MNT/test-$seq"
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rm -rf "$TESTDIR"
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mkdir "$TESTDIR"
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METADUMP_FILE="$TEST_DIR/${seq}_metadump"
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echo "Create the original file blocks"
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BLKSZ="$(stat -f "$TESTDIR" -c '%S')"
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NR_BLKS=$((4 * BLKSZ / 12))
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_pwrite_byte 0x61 0 $((BLKSZ * NR_BLKS)) "$TESTDIR/file1" >> "$seqres.full"
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echo "Reflink every other block"
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seq 1 $((NR_BLKS / 2)) | while read nr; do
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_reflink_range "$TESTDIR/file1" $((nr * 2 * BLKSZ)) \
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"$TESTDIR/file2" $((nr * 2 * BLKSZ)) $BLKSZ >> "$seqres.full"
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done
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echo "Create metadump file"
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_scratch_unmount
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_scratch_metadump "$METADUMP_FILE"
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# Now restore the obfuscated one back and take a look around
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echo "Restore metadump"
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xfs_mdrestore "$METADUMP_FILE" "$TEST_DIR/image"
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_mount -t $FSTYP "$TEST_DIR/image" "$SCRATCH_MNT"
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umount "$SCRATCH_MNT"
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echo "Check restored fs"
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_check_generic_filesystem "$METADUMP_FILE"
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# success, all done
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status=0
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exit
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@@ -0,0 +1,6 @@
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QA output created by 129
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Create the original file blocks
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Reflink every other block
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Create metadump file
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Restore metadump
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Check restored fs
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Executable
+109
@@ -0,0 +1,109 @@
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#! /bin/bash
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# FS QA Test No. 130
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#
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# Create and populate an XFS filesystem, corrupt the refcount btree,
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# then see how the kernel and xfs_repair deal with it.
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#
|
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#-----------------------------------------------------------------------
|
||||
# Copyright (c) 2015 Oracle, 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"`
|
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seqres="$RESULT_DIR/$seq"
|
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echo "QA output created by $seq"
|
||||
|
||||
here=`pwd`
|
||||
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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|
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_cleanup()
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||||
{
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cd /
|
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#rm -f $tmp.*
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}
|
||||
|
||||
# get standard environment, filters and checks
|
||||
. ./common/rc
|
||||
. ./common/filter
|
||||
. ./common/attr
|
||||
. ./common/reflink
|
||||
|
||||
# real QA test starts here
|
||||
_supported_os Linux
|
||||
_supported_fs xfs
|
||||
_require_scratch_reflink
|
||||
_require_cp_reflink
|
||||
test -n "${FORCE_FUZZ}" || _require_scratch_xfs_crc
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||||
|
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rm -f "$seqres.full"
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|
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echo "+ create scratch fs"
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_scratch_mkfs_xfs > /dev/null
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echo "+ mount fs image"
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_scratch_mount
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blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
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agcount="$(xfs_info "${SCRATCH_MNT}" | grep agcount= | sed -e 's/^.*agcount=\([0-9]*\),.*$/\1/g')"
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echo "+ make some files"
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_pwrite_byte 0x62 0 $((blksz * 64)) "${SCRATCH_MNT}/file0" >> "$seqres.full"
|
||||
_pwrite_byte 0x61 0 $((blksz * 64)) "${SCRATCH_MNT}/file1" >> "$seqres.full"
|
||||
_cp_reflink "${SCRATCH_MNT}/file0" "${SCRATCH_MNT}/file2"
|
||||
_cp_reflink "${SCRATCH_MNT}/file1" "${SCRATCH_MNT}/file3"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ check fs"
|
||||
_scratch_xfs_repair -n >> "$seqres.full" 2>&1 || \
|
||||
_fail "xfs_repair should not fail"
|
||||
|
||||
echo "+ corrupt image"
|
||||
seq 0 $((agcount - 1)) | while read ag; do
|
||||
$XFS_DB_PROG -x -c "agf ${ag}" -c "agf ${ag}" -c "addr refcntroot" \
|
||||
-c "stack" -c "blocktrash -x 4096 -y 4096 -z -n 8 -3" \
|
||||
"${SCRATCH_DEV}" >> "$seqres.full" 2>&1
|
||||
done
|
||||
|
||||
echo "+ mount image"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ reflink more"
|
||||
_cp_reflink "${SCRATCH_MNT}/file1" "${SCRATCH_MNT}/file4" 2> /dev/null && \
|
||||
_fail "should not be able to reflink with busted refcount btree"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ repair fs"
|
||||
_scratch_xfs_repair >> "$seqres.full" 2>&1
|
||||
_scratch_xfs_repair >> "$seqres.full" 2>&1
|
||||
|
||||
echo "+ mount image (2)"
|
||||
_scratch_mount
|
||||
|
||||
echo "+ chattr -R -i"
|
||||
chattr -R -f -i "${SCRATCH_MNT}/"
|
||||
|
||||
echo "+ reflink more (2)"
|
||||
_cp_reflink "${SCRATCH_MNT}/file1" "${SCRATCH_MNT}/file5" || \
|
||||
_fail "modified refcount tree"
|
||||
umount "${SCRATCH_MNT}"
|
||||
|
||||
echo "+ check fs (2)"
|
||||
_scratch_xfs_repair -n >> "$seqres.full" 2>&1 || \
|
||||
_fail "xfs_repair should not fail"
|
||||
|
||||
status=0
|
||||
exit
|
||||
@@ -0,0 +1,13 @@
|
||||
QA output created by 130
|
||||
+ create scratch fs
|
||||
+ mount fs image
|
||||
+ make some files
|
||||
+ check fs
|
||||
+ corrupt image
|
||||
+ mount image
|
||||
+ reflink more
|
||||
+ repair fs
|
||||
+ mount image (2)
|
||||
+ chattr -R -i
|
||||
+ reflink more (2)
|
||||
+ check fs (2)
|
||||
Executable
+76
@@ -0,0 +1,76 @@
|
||||
#! /bin/bash
|
||||
# FS QA Test No. 131
|
||||
#
|
||||
# Ensure that we can't reflink realtime files.
|
||||
#
|
||||
#-----------------------------------------------------------------------
|
||||
# Copyright (c) 2015, Oracle and/or its affiliates. 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"
|
||||
|
||||
here=`pwd`
|
||||
tmp=/tmp/$$
|
||||
status=1 # failure is the default!
|
||||
trap "_cleanup; exit \$status" 0 1 2 3 15
|
||||
|
||||
_cleanup()
|
||||
{
|
||||
cd /
|
||||
umount "$SCRATCH_MNT" > /dev/null 2>&1
|
||||
rm -rf "$tmp".* "$TESTDIR" "$METADUMP_FILE"
|
||||
}
|
||||
|
||||
# get standard environment, filters and checks
|
||||
. ./common/rc
|
||||
. ./common/filter
|
||||
. ./common/reflink
|
||||
|
||||
# real QA test starts here
|
||||
_supported_os Linux
|
||||
_supported_fs xfs
|
||||
_require_realtime
|
||||
_require_scratch_reflink
|
||||
_require_cp_reflink
|
||||
|
||||
rm -f "$seqres.full"
|
||||
|
||||
echo "Format and mount scratch device"
|
||||
_scratch_mkfs >> "$seqres.full"
|
||||
_scratch_mount
|
||||
|
||||
TESTDIR="$SCRATCH_MNT/test-$seq"
|
||||
rm -rf "$TESTDIR"
|
||||
mkdir "$TESTDIR"
|
||||
|
||||
echo "Create the original file blocks"
|
||||
BLKSZ=65536
|
||||
$XFS_IO_PROG -R -f -c "truncate $BLKSZ" "$TESTDIR/file1"
|
||||
|
||||
echo "Reflink every block"
|
||||
_cp_reflink "$TESTDIR/file1" "$TESTDIR/file2" 2>&1 | _filter_scratch
|
||||
|
||||
test -s "$TESTDIR/file2" && _fail "Should not be able to reflink a realtime file."
|
||||
|
||||
echo "Check restored fs"
|
||||
umount "$SCRATCH_MNT"
|
||||
_check_scratch_fs
|
||||
|
||||
# success, all done
|
||||
status=0
|
||||
exit
|
||||
@@ -0,0 +1,6 @@
|
||||
QA output created by 131
|
||||
Format and mount scratch device
|
||||
Create the original file blocks
|
||||
Reflink every block
|
||||
cp: failed to clone 'SCRATCH_MNT/test-131/file2' from 'SCRATCH_MNT/test-131/file1': Invalid argument
|
||||
Check restored fs
|
||||
Executable
+130
@@ -0,0 +1,130 @@
|
||||
#! /bin/bash
|
||||
# FS QA Test No. 132
|
||||
#
|
||||
# Ensure that fallocate on reflinked files actually CoWs the shared blocks.
|
||||
# - Record fs block usage (0)
|
||||
# - Create a file and some reflink copies
|
||||
# - Record fs block usage (1)
|
||||
# - funshare half of one of the copies
|
||||
# - Record fs block usage (2)
|
||||
# - funshare all of the copies
|
||||
# - Record fs block usage (3)
|
||||
# - rewrite the original file
|
||||
# - Record fs block usage (4)
|
||||
# - Compare fs block usage of 0-4 to ensure that block usage behaves as
|
||||
# we expect.
|
||||
# - Compare the status of the inode reflink flag at each step.
|
||||
#
|
||||
# "funshare" refers to fallocate copy-on-writing the shared blocks
|
||||
#
|
||||
# This is the same test as generic/156 except that we also check the inode
|
||||
# reflink flag.
|
||||
#
|
||||
#-----------------------------------------------------------------------
|
||||
# Copyright (c) 2015, Oracle and/or its affiliates. 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"
|
||||
|
||||
here=`pwd`
|
||||
tmp=/tmp/$$
|
||||
status=1 # failure is the default!
|
||||
trap "_cleanup; exit \$status" 0 1 2 3 15
|
||||
|
||||
_cleanup()
|
||||
{
|
||||
cd /
|
||||
rm -rf "$tmp".* "$TESTDIR"
|
||||
}
|
||||
|
||||
# get standard environment, filters and checks
|
||||
. ./common/rc
|
||||
. ./common/filter
|
||||
. ./common/attr
|
||||
. ./common/reflink
|
||||
|
||||
# real QA test starts here
|
||||
_supported_os Linux
|
||||
_require_test_reflink
|
||||
_require_test_lsattr
|
||||
_require_cp_reflink
|
||||
_require_xfs_io_command "falloc"
|
||||
|
||||
rm -f "$seqres.full"
|
||||
|
||||
TESTDIR="$TEST_DIR/test-$seq"
|
||||
rm -rf "$TESTDIR"
|
||||
mkdir "$TESTDIR"
|
||||
|
||||
echo "Create the original file blocks"
|
||||
BLKSZ="$(stat -f "$TESTDIR" -c '%S')"
|
||||
BLKS=2000
|
||||
MARGIN=100
|
||||
SZ=$((BLKSZ * BLKS))
|
||||
FREE_BLOCKS0=$(stat -f "$TESTDIR" -c '%f')
|
||||
NR=4
|
||||
_pwrite_byte 0x61 0 $SZ "$TESTDIR/file1" >> "$seqres.full"
|
||||
_test_remount
|
||||
|
||||
echo "Create the reflink copies"
|
||||
for i in `seq 2 $NR`; do
|
||||
_cp_reflink "$TESTDIR/file1" "$TESTDIR/file$i"
|
||||
done
|
||||
_test_remount
|
||||
FREE_BLOCKS1=$(stat -f "$TESTDIR" -c '%f')
|
||||
lsattr -l $TESTDIR/ | _filter_test_dir
|
||||
|
||||
echo "funshare part of a file"
|
||||
"$XFS_IO_PROG" -f -c "falloc 0 $((SZ / 2))" "$TESTDIR/file2"
|
||||
_test_remount
|
||||
lsattr -l $TESTDIR/ | _filter_test_dir
|
||||
|
||||
echo "funshare some of the copies"
|
||||
"$XFS_IO_PROG" -f -c "falloc 0 $SZ" "$TESTDIR/file2"
|
||||
"$XFS_IO_PROG" -f -c "falloc 0 $SZ" "$TESTDIR/file3"
|
||||
_test_remount
|
||||
FREE_BLOCKS2=$(stat -f "$TESTDIR" -c '%f')
|
||||
lsattr -l $TESTDIR/ | _filter_test_dir
|
||||
|
||||
echo "funshare the rest of the files"
|
||||
"$XFS_IO_PROG" -f -c "falloc 0 $SZ" "$TESTDIR/file4"
|
||||
"$XFS_IO_PROG" -f -c "falloc 0 $SZ" "$TESTDIR/file1"
|
||||
_test_remount
|
||||
FREE_BLOCKS3=$(stat -f "$TESTDIR" -c '%f')
|
||||
lsattr -l $TESTDIR/ | _filter_test_dir
|
||||
|
||||
echo "Rewrite the original file"
|
||||
_pwrite_byte 0x65 0 $SZ "$TESTDIR/file1" >> "$seqres.full"
|
||||
_test_remount
|
||||
FREE_BLOCKS4=$(stat -f "$TESTDIR" -c '%f')
|
||||
lsattr -l $TESTDIR/ | _filter_test_dir
|
||||
#echo $FREE_BLOCKS0 $FREE_BLOCKS1 $FREE_BLOCKS2 $FREE_BLOCKS3 $FREE_BLOCKS4
|
||||
|
||||
_within_tolerance "free blocks after reflinking" $FREE_BLOCKS1 $((FREE_BLOCKS0 - BLKS)) $MARGIN -v
|
||||
|
||||
_within_tolerance "free blocks after nocow'ing some copies" $FREE_BLOCKS2 $((FREE_BLOCKS1 - (2 * BLKS))) $MARGIN -v
|
||||
|
||||
_within_tolerance "free blocks after nocow'ing all copies" $FREE_BLOCKS3 $((FREE_BLOCKS2 - BLKS)) $MARGIN -v
|
||||
|
||||
_within_tolerance "free blocks after overwriting original" $FREE_BLOCKS4 $FREE_BLOCKS3 $MARGIN -v
|
||||
|
||||
_within_tolerance "free blocks after all tests" $FREE_BLOCKS4 $((FREE_BLOCKS0 - (4 * BLKS))) $MARGIN -v
|
||||
|
||||
# success, all done
|
||||
status=0
|
||||
exit
|
||||
@@ -0,0 +1,32 @@
|
||||
QA output created by 132
|
||||
Create the original file blocks
|
||||
Create the reflink copies
|
||||
TEST_DIR/test-132/file1 ---
|
||||
TEST_DIR/test-132/file2 ---
|
||||
TEST_DIR/test-132/file3 ---
|
||||
TEST_DIR/test-132/file4 ---
|
||||
funshare part of a file
|
||||
TEST_DIR/test-132/file1 ---
|
||||
TEST_DIR/test-132/file2 ---
|
||||
TEST_DIR/test-132/file3 ---
|
||||
TEST_DIR/test-132/file4 ---
|
||||
funshare some of the copies
|
||||
TEST_DIR/test-132/file1 ---
|
||||
TEST_DIR/test-132/file2 No_COW
|
||||
TEST_DIR/test-132/file3 No_COW
|
||||
TEST_DIR/test-132/file4 ---
|
||||
funshare the rest of the files
|
||||
TEST_DIR/test-132/file1 No_COW
|
||||
TEST_DIR/test-132/file2 No_COW
|
||||
TEST_DIR/test-132/file3 No_COW
|
||||
TEST_DIR/test-132/file4 No_COW
|
||||
Rewrite the original file
|
||||
TEST_DIR/test-132/file1 No_COW
|
||||
TEST_DIR/test-132/file2 No_COW
|
||||
TEST_DIR/test-132/file3 No_COW
|
||||
TEST_DIR/test-132/file4 No_COW
|
||||
free blocks after reflinking is in range
|
||||
free blocks after nocow'ing some copies is in range
|
||||
free blocks after nocow'ing all copies is in range
|
||||
free blocks after overwriting original is in range
|
||||
free blocks after all tests is in range
|
||||
@@ -124,6 +124,12 @@
|
||||
124 fuzzers
|
||||
125 fuzzers
|
||||
126 fuzzers
|
||||
127 auto quick clone
|
||||
128 auto quick clone
|
||||
129 auto quick clone
|
||||
130 fuzzers
|
||||
131 auto quick clone
|
||||
132 auto quick clone
|
||||
134 quota auto quick
|
||||
136 attr2
|
||||
142 dmapi
|
||||
|
||||
Reference in New Issue
Block a user