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Pádraig Brady
8f7ed6cf50
* init.cfg (+get_stat_syscalls_): Refactor from ... * tests/ls/stat-free-color.sh: ... here. * tests/ls/stat-free-symlinks.sh: ... here. * tests/misc/traversal-missing.sh: ... here. * tests/shred/fifo.sh: .. here.
68 lines
2.1 KiB
Bash
Executable File
68 lines
2.1 KiB
Bash
Executable File
#!/bin/sh
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# Test ignoring traversal races using strace fault injection.
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# Copyright (C) 2026 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will 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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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ ls chmod chown chgrp du
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require_strace_ stat
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mkdir d || framework_failure_
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touch d/foo || framework_failure_
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uid=$(id -u) || framework_failure_
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gid=$(id -g) || framework_failure_
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stats=$(get_stat_syscalls_)
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chmods=chmod,fchmodat,fchmodat2
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chowns=chown,lchown,fchownat
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# Skip if strace does not support path-filtered syscall injection.
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strace --quiet=all -o /dev/null -P foo \
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-e inject=$stats:error=ENOENT true 2> /dev/null \
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|| skip_ 'strace does not support the required options and syscalls'
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run_injected_ ()
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{
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path=$1
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syscalls=$2
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shift 2
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rm -f err trace
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(cd d && strace --quiet=all -o ../trace -P "$path" \
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-e inject="$syscalls:error=$errnum" "$@" > /dev/null 2> ../err)
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status=$?
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grep ' (INJECTED)' trace > /dev/null 2>&1 \
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|| skip_ 'strace did not inject the requested failure'
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test $status -eq $expected_status || fail=1
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if test $expected_status -eq 0; then
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test ! -s err || { cat err; fail=1; }
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else
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test -s err || fail=1
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fi
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}
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expected_status=0
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for errnum in ENOENT EIO; do
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test $errnum = EIO && expected_status=1
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run_injected_ foo "$stats" ls -l .
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run_injected_ foo "$stats" du -a .
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run_injected_ foo "$chmods" chmod -R 0700 .
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run_injected_ foo "$chowns" chown -R "$uid" .
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run_injected_ foo "$chowns" chgrp -R "$gid" .
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done
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Exit $fail
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