53 lines
2.2 KiB
Plaintext
53 lines
2.2 KiB
Plaintext
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#!/bin/sh
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#
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# Force legacy printpath/umovestr using process_vm_readv fault injection.
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#
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# Copyright (c) 2017 Dmitry V. Levin <ldv@altlinux.org>
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. The name of the author may not be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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. "${srcdir=.}/scno_tampering.sh"
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> "$LOG" || fail_ "failed to write $LOG"
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fault_args='-qq -esignal=none -etrace=process_vm_readv -efault=process_vm_readv'
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args='../printpath-umovestr-peekdata'
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$STRACE -o "$LOG" $fault_args $args > /dev/null || {
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rc=$?
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if [ $rc -eq 77 ]; then
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skip_ "$fault_args $args exited with code 77"
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else
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fail_ "$fault_args $args failed with code $rc"
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fi
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}
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> "$LOG" || fail_ "failed to write $LOG"
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args="-a11 -e signal=none -e trace=chdir $args skip-process_vm_readv-check"
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$STRACE -o /dev/null $fault_args \
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$STRACE -o "$LOG" $args > "$EXP" ||
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dump_log_and_fail_with "$STRACE $args failed with code $?"
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match_diff "$LOG" "$EXP"
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