1#!/bin/bash 2# 3# Test error code paths for invalid QED images 4# 5# The aim of this test is to exercise the error paths in qed_open() to ensure 6# there are no crashes with invalid input files. 7# 8# Copyright (C) 2015 Red Hat, Inc. 9# 10# This program is free software; you can redistribute it and/or modify 11# it under the terms of the GNU General Public License as published by 12# the Free Software Foundation; either version 2 of the License, or 13# (at your option) any later version. 14# 15# This program is distributed in the hope that it will be useful, 16# but WITHOUT ANY WARRANTY; without even the implied warranty of 17# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18# GNU General Public License for more details. 19# 20# You should have received a copy of the GNU General Public License 21# along with this program. If not, see <http://www.gnu.org/licenses/>. 22# 23 24# creator 25owner=stefanha@redhat.com 26 27seq=`basename $0` 28echo "QA output created by $seq" 29 30here=`pwd` 31status=1 # failure is the default! 32 33_cleanup() 34{ 35 _cleanup_test_img 36} 37trap "_cleanup; exit \$status" 0 1 2 3 15 38 39# get standard environment, filters and checks 40. ./common.rc 41. ./common.filter 42 43_supported_fmt qed 44_supported_proto generic 45_supported_os Linux 46 47 48size=128M 49 50echo 51echo "== truncated header cluster ==" 52_make_test_img $size 53truncate -s 512 "$TEST_IMG" 54$QEMU_IO -f "$IMGFMT" -c "read 0 $size" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir 55 56echo 57echo "== invalid header magic ==" 58_make_test_img $size 59poke_file "$TEST_IMG" "0" "QEDX" 60$QEMU_IO -f "$IMGFMT" -c "read 0 $size" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir 61 62echo 63echo "== invalid cluster size ==" 64_make_test_img $size 65poke_file "$TEST_IMG" "4" "\xff\xff\xff\xff" 66$QEMU_IO -f "$IMGFMT" -c "read 0 $size" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir 67 68echo 69echo "== invalid table size ==" 70_make_test_img $size 71poke_file "$TEST_IMG" "8" "\xff\xff\xff\xff" 72$QEMU_IO -f "$IMGFMT" -c "read 0 $size" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir 73 74echo 75echo "== invalid header size ==" 76_make_test_img $size 77poke_file "$TEST_IMG" "12" "\xff\xff\xff\xff" 78$QEMU_IO -f "$IMGFMT" -c "read 0 $size" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir 79 80echo 81echo "== invalid L1 table offset ==" 82_make_test_img $size 83poke_file "$TEST_IMG" "40" "\xff\xff\xff\xff\xff\xff\xff\xff" 84$QEMU_IO -f "$IMGFMT" -c "read 0 $size" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir 85 86echo 87echo "== invalid image size ==" 88_make_test_img $size 89poke_file "$TEST_IMG" "48" "\xff\xff\xff\xff\xff\xff\xff\xff" 90$QEMU_IO -f "$IMGFMT" -c "read 0 $size" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir 91 92# success, all done 93echo "*** done" 94rm -f $seq.full 95status=0 96