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https://github.com/linux-apfs/apfstests.git
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Amit Arora
ae98f7a137
Add a new testcase to the xfstests suite to check if fallocate respects the limit imposed by RLIMIT_FSIZE (can be set by "ulimit -f XXX") or not, on a particular filesystem. Signed-off-by: Amit Arora <aarora@in.ibm.com> Signed-off-by: Eric Sandeen <sandeen@sandeen.net> Reviewed-by: Eric Sandeen <sandeen@sandeen.net>
80 lines
2.2 KiB
Bash
Executable File
80 lines
2.2 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test No. 228
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#
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# Check if fallocate respects RLIMIT_FSIZE
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2010 IBM Corporation. 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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#
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# creator
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owner=aarora@in.ibm.com
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seq=`basename $0`
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echo "QA output created by $seq"
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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}
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here=`pwd`
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tmp=$TEST_DIR/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15 25
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# get standard environment, filters and checks
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. ./common.rc
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# real QA test starts here
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# generic, but xfs_io's fallocate must work
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_supported_fs generic
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# only Linux supports fallocate
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_supported_os Linux
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[ -n "$XFS_IO_PROG" ] || _notrun "xfs_io executable not found"
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rm -f $seq.full
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# Sanity check to see if fallocate works
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_require_xfs_io_falloc
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# Check if we have good enough space available
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avail=`df -P $TEST_DIR | awk 'END {print $4}'`
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[ "$avail" -ge 104000 ] || _notrun "Test device is too small ($avail KiB)"
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# Set the FSIZE ulimit to 100MB and check
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ulimit -f 102400
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flim=`ulimit -f`
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[ "$flim" != "unlimited" ] || _notrun "Unable to set FSIZE ulimit"
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[ "$flim" -eq 102400 ] || _notrun "FSIZE ulimit is not correct (100 MB)"
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echo "File size limit is now set to 100 MB."
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echo "Let us try to preallocate 101 MB. This should fail."
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$XFS_IO_PROG -F -f -c 'falloc 0 101m' $TEST_DIR/ouch
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rm -f $TEST_DIR/ouch
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echo "Let us now try to preallocate 50 MB. This should succeed."
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$XFS_IO_PROG -F -f -c 'falloc 0 50m' $TEST_DIR/ouch
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rm -f $TEST_DIR/ouch
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echo "Test over."
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# success, all done
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status=0
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exit
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