| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (c) 2016, Oracle and/or its affiliates. All Rights Reserved. |
| # |
| # FS QA Test No. 328 |
| # |
| # Ensure that we can't go over the hard block limit when CoWing a file. |
| # |
| . ./common/preamble |
| _begin_fstest auto quick clone fiemap |
| |
| # Import common functions. |
| . ./common/filter |
| . ./common/reflink |
| . ./common/quota |
| |
| _require_scratch_reflink |
| _require_cp_reflink |
| _require_xfs_io_command "fiemap" |
| _require_quota |
| _require_nobody |
| _require_odirect |
| _require_user |
| |
| echo "Format and mount" |
| _scratch_mkfs > $seqres.full 2>&1 |
| export MOUNT_OPTIONS="-o usrquota,grpquota $MOUNT_OPTIONS" |
| _scratch_mount >> $seqres.full 2>&1 |
| _force_vfs_quota_testing $SCRATCH_MNT |
| quotacheck -u -g $SCRATCH_MNT 2> /dev/null |
| quotaon $SCRATCH_MNT 2> /dev/null |
| |
| testdir=$SCRATCH_MNT/test-$seq |
| mkdir $testdir |
| |
| sz=4194304 |
| echo "Create the original files" |
| $XFS_IO_PROG -f -c "pwrite -S 0x61 -b $sz 0 $sz" $testdir/file1 >> $seqres.full |
| chown $qa_user $testdir/file1 |
| _cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full |
| _cp_reflink $testdir/file1 $testdir/file3 >> $seqres.full |
| _report_quota_blocks $SCRATCH_MNT |
| _scratch_cycle_mount |
| quotaon $SCRATCH_MNT 2> /dev/null |
| |
| echo "Set hard quota to prevent rewrite" |
| setquota -u $qa_user 0 1024 0 0 $SCRATCH_MNT |
| _report_quota_blocks $SCRATCH_MNT |
| |
| echo "Try to dio write the whole file" |
| _su $qa_user -c '$XFS_IO_PROG -d -c "pwrite 0 '$((sz+65536))'" '$testdir'/file1' 2>&1 >> $seqres.full | \ |
| _filter_xfs_io_error |
| _report_quota_blocks $SCRATCH_MNT |
| |
| echo "Try to write the whole file" |
| _su $qa_user -c '$XFS_IO_PROG -c "pwrite 0 '$((sz+65536))'" '$testdir'/file1' 2>&1 >> $seqres.full | \ |
| _filter_xfs_io_error |
| _report_quota_blocks $SCRATCH_MNT |
| |
| echo "Set hard quota to allow rewrite" |
| setquota -u $qa_user 0 8192 0 0 $SCRATCH_MNT |
| _report_quota_blocks $SCRATCH_MNT |
| |
| echo "Try to dio write the whole file" |
| _pwrite_byte 0x62 0 $sz $testdir/file1 -d >> $seqres.full |
| _scratch_sync |
| _report_quota_blocks $SCRATCH_MNT |
| |
| echo "Try to write the whole file" |
| _pwrite_byte 0x62 0 $sz $testdir/file3 >> $seqres.full |
| _scratch_sync |
| _report_quota_blocks $SCRATCH_MNT |
| |
| # success, all done |
| status=0 |
| exit |
