mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Eryu Guan
c1cd6b1d57
If a file size limitation is set, underlying filesystem should not break the limit and exceed the max file size. Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Eryu Guan <eguan@redhat.com>
74 lines
2.1 KiB
Bash
Executable File
74 lines
2.1 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test 394
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#
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# Make sure fs honors file size resource limit.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2016 Red Hat Inc. 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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ulimit -f unlimited
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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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# remove previous $seqres.full before test
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rm -f $seqres.full
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# need a wrapper function so "File size limit exceeded" message can be filtered
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do_truncate()
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{
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$XFS_IO_PROG -fc "truncate $1" $2
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}
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# real QA test starts here
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_supported_fs generic
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_supported_os Linux
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_require_test
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# set max file size to 1G (in block number of 1k blocks), so it should be big
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# enough to let test run without bringing any trouble to test harness
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ulimit -f $((1024 * 1024))
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# default action to SIGXFSZ is coredump, limit core file size to 0 to avoid
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# such core files after each test run
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ulimit -c 0
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# exercise file size limit boundaries
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do_truncate $((1024 * 1024 * 1024 - 1)) $TEST_DIR/$seq.$$-1
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do_truncate $((1024 * 1024 * 1024)) $TEST_DIR/$seq.$$
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do_truncate $((1024 * 1024 * 1024 + 1)) $TEST_DIR/$seq.$$+1 2>&1 | \
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grep -o "File size limit exceeded"
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# success, all done
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status=0
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exit
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