| #! /bin/bash |
| # FS QA Test No. 303 |
| # |
| # Check that high-offset reflinks work. |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2016, 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_cp_reflink |
| |
| rm -f $seqres.full |
| |
| echo "Format and mount" |
| testdir=$TEST_DIR/test-$seq |
| mkdir $testdir |
| |
| echo "Create the original files" |
| bigoff=9223372036854775806 |
| len=9223372036854775807 |
| bigoff_64k=9223372036854710272 # bigoff rounded down to 64k |
| $XFS_IO_PROG -f -c "truncate $len" $testdir/file0 >> $seqres.full |
| test -s $testdir/file0 || _notrun "High offset ftruncate failed" |
| _pwrite_byte 0x61 $bigoff 1 $testdir/file1 >> $seqres.full |
| _pwrite_byte 0x61 1048575 1 $testdir/file2 >> $seqres.full |
| |
| echo "Reflink large single byte file" |
| _cp_reflink $testdir/file1 $testdir/file3 >> $seqres.full |
| |
| echo "Reflink large empty file" |
| _cp_reflink $testdir/file0 $testdir/file4 >> $seqres.full |
| |
| echo "Reflink past maximum file size in dest file (should fail)" |
| _reflink_range $testdir/file1 0 $testdir/file5 4611686018427322368 $len >> $seqres.full |
| |
| echo "Reflink high offset to low offset" |
| _reflink_range $testdir/file1 $bigoff_64k $testdir/file6 1048576 65535 >> $seqres.full |
| |
| echo "Reflink past source file EOF (should fail)" |
| _reflink_range $testdir/file2 524288 $testdir/file7 0 1048576 >> $seqres.full |
| |
| echo "Reflink max size at nonzero offset (should fail)" |
| _reflink_range $testdir/file2 524288 $testdir/file8 0 $len >> $seqres.full |
| |
| echo "Reflink with huge off/len (should fail)" |
| _reflink_range $testdir/file2 $bigoff_64k $testdir/file9 0 $bigoff_64k >> $seqres.full |
| |
| echo "Check file creation" |
| _test_cycle_mount |
| echo "file3" |
| $XFS_IO_PROG -c "pread -v -q $bigoff 1" $testdir/file3 |
| echo "file4" |
| $XFS_IO_PROG -c "pread -v -q $bigoff 1" $testdir/file4 |
| # file5 should fail above |
| echo "file6" |
| $XFS_IO_PROG -c "pread -v -q 1114110 1" $testdir/file6 |
| # file7 should fail above |
| |
| # success, all done |
| status=0 |
| exit |