mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Dave Chinner
2529c9486a
Fully scripted conversion, see script in initial SPDX license commit message. tests/xfs/044 was hand massaged to remove duplicate copyright and divider lines before running the script. Signed-off-by: Dave Chinner <dchinner@redhat.com>
74 lines
1.9 KiB
Bash
Executable File
74 lines
1.9 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2017 Red Hat, Inc. All Rights Reserved.
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#
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# FS QA Test 115
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#
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# Check if the filesystem will lockup when trying to allocate a new inode in
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# an AG with no free inodes but with a corrupted agi->freecount showing free inodes.
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#
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# At the end of the test, the scratch device will purposely be in a corrupted
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# state, so there is no need for checking that.
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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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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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# real QA test starts here
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# Modify as appropriate.
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_supported_fs generic
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_supported_os Linux
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_require_scratch_nocheck
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# We corrupt XFS on purpose, and check if assert failures would crash system.
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_require_no_xfs_bug_on_assert
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_disable_dmesg_check
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# Make sure we disable finobt if the filesystem supports it, otherwise, just
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# initialize it with default options.
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_scratch_mkfs | grep -q "finobt=1" && _scratch_mkfs -m "finobt=0" >/dev/null 2>&1
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# Get the amount of free inodes from the AGI 0, so we can fill up the freecount
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# structure.
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freecount=`_scratch_xfs_db -c "agi 0" -c "p freecount" | cut -d' ' -f 3`
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_scratch_mount
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# At the end of filesystem's initialization, AG 0 will have $freecount free
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# inodes in the agi->freecount, create $freecount extra dummy files to fill it.
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for i in `seq 1 $freecount`; do
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touch $SCRATCH_MNT/dummy_file$i
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done
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_scratch_unmount
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# agi->freecount is 0 here, corrupt it to show extra free inodes
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_scratch_xfs_db -x -c "agi 0" -c "write freecount 10" >> $seqres.full 2>&1
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_scratch_mount
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# Lock up a buggy kernel
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touch $SCRATCH_MNT/lockupfile >> $seqres.full 2>&1
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# If we reach this point, the filesystem is fixed
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echo "Silence is golden"
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status=0
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exit
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