| #! /bin/bash |
| # FS QA Test No. 213 |
| # |
| # Check some unwritten extent boundary conditions, fallocate version. |
| # |
| # Based on xfs-specific test 072 |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved. |
| # Copyright (c) 2009 Red Hat, 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 $0` |
| seqres=$RESULT_DIR/$seq |
| echo "QA output created by $seq" |
| |
| _cleanup() |
| { |
| cd / |
| rm -f $tmp.* |
| } |
| |
| here=`pwd` |
| tmp=$TEST_DIR/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| |
| # real QA test starts here |
| # generic, but xfs_io's fallocate must work |
| _supported_fs generic |
| # only Linux supports fallocate |
| _supported_os Linux |
| |
| [ -n "$XFS_IO_PROG" ] || _notrun "xfs_io executable not found" |
| |
| rm -f $seqres.full |
| |
| _require_test |
| _require_xfs_io_command "falloc" |
| |
| # check there's enough freespace on $TEST_DIR ... (1GiB + 1MiB) |
| avail=`df -P $TEST_DIR | awk 'END {print $4}'` |
| [ "$avail" -ge 1049600 ] || _notrun "Test device is too small ($avail KiB)" |
| |
| # reserve 1GiB, truncate at 100bytes |
| $XFS_IO_PROG -f -c 'falloc 0 1g' -c 'truncate 100' $TEST_DIR/ouch |
| rm -f $TEST_DIR/ouch |
| |
| # reserve 1GiB, truncate at 1GiB |
| $XFS_IO_PROG -f -c 'falloc 0 1g' -c 'truncate 1g' $TEST_DIR/ouch |
| rm -f $TEST_DIR/ouch |
| |
| # reserve 1GiB, truncate at 2GiB |
| $XFS_IO_PROG -f -c 'falloc 0 1g' -c 'truncate 2g' $TEST_DIR/ouch |
| rm -f $TEST_DIR/ouch |
| |
| # reserve 1GiB, 1GiB hole, reserve 1MiB, truncate at 3GiB |
| $XFS_IO_PROG -f -c 'falloc 0 1g' -c 'falloc 2g 1m' -c 'truncate 3g' $TEST_DIR/ouch |
| rm -f $TEST_DIR/ouch |
| |
| # Try to reserve more space than we have |
| echo "We should get: fallocate: No space left on device" |
| echo "Strangely, xfs_io sometimes says \"Success\" when something went wrong, FYI" |
| |
| let toobig=$avail*2 |
| $XFS_IO_PROG -f -c "falloc 0 ${toobig}k" $TEST_DIR/ouch |
| rm -f $TEST_DIR/ouch |
| |
| # success, all done |
| status=0 |
| exit |