092 (3302B)
1 #!/usr/bin/env bash 2 # group: rw quick 3 # 4 # qcow1 format input validation tests 5 # 6 # Copyright (C) 2014 Red Hat, Inc. 7 # 8 # This program is free software; you can redistribute it and/or modify 9 # it under the terms of the GNU General Public License as published by 10 # the Free Software Foundation; either version 2 of the License, or 11 # (at your option) any later version. 12 # 13 # This program is distributed in the hope that it will be useful, 14 # but WITHOUT ANY WARRANTY; without even the implied warranty of 15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 # GNU General Public License for more details. 17 # 18 # You should have received a copy of the GNU General Public License 19 # along with this program. If not, see <http://www.gnu.org/licenses/>. 20 # 21 22 # creator 23 owner=kwolf@redhat.com 24 25 seq=`basename $0` 26 echo "QA output created by $seq" 27 28 status=1 # failure is the default! 29 30 _cleanup() 31 { 32 _rm_test_img "$TEST_IMG.snap" 33 _cleanup_test_img 34 } 35 trap "_cleanup; exit \$status" 0 1 2 3 15 36 37 # get standard environment, filters and checks 38 . ./common.rc 39 . ./common.filter 40 41 _supported_fmt qcow 42 _supported_proto file 43 _supported_os Linux 44 45 offset_backing_file_offset=8 46 offset_backing_file_size=16 47 offset_size=24 48 offset_cluster_bits=32 49 offset_l2_bits=33 50 51 echo 52 echo "== Invalid cluster size ==" 53 _make_test_img 64M 54 poke_file "$TEST_IMG" "$offset_cluster_bits" "\xff" 55 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 56 poke_file "$TEST_IMG" "$offset_cluster_bits" "\x1f" 57 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 58 poke_file "$TEST_IMG" "$offset_cluster_bits" "\x08" 59 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 60 poke_file "$TEST_IMG" "$offset_cluster_bits" "\x11" 61 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 62 63 echo 64 echo "== Invalid L2 table size ==" 65 _make_test_img 64M 66 poke_file "$TEST_IMG" "$offset_l2_bits" "\xff" 67 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 68 poke_file "$TEST_IMG" "$offset_l2_bits" "\x05" 69 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 70 poke_file "$TEST_IMG" "$offset_l2_bits" "\x0e" 71 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 72 73 # 1 << 0x1b = 2^31 / L2_CACHE_SIZE 74 poke_file "$TEST_IMG" "$offset_l2_bits" "\x1b" 75 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 76 77 echo 78 echo "== Invalid size ==" 79 _make_test_img 64M 80 poke_file "$TEST_IMG" "$offset_size" "\xee\xee\xee\xee\xee\xee\xee\xee" 81 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 82 poke_file "$TEST_IMG" "$offset_size" "\x7f\xff\xff\xff\xff\xff\xff\xff" 83 { $QEMU_IO -c "write 0 64M" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 84 85 echo 86 echo "== Invalid backing file length ==" 87 _make_test_img 64M 88 poke_file "$TEST_IMG" "$offset_backing_file_offset" "\x00\x00\x00\xff" 89 poke_file "$TEST_IMG" "$offset_backing_file_size" "\xff\xff\xff\xff" 90 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 91 poke_file "$TEST_IMG" "$offset_backing_file_size" "\x7f\xff\xff\xff" 92 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir 93 94 # success, all done 95 echo "*** done" 96 rm -f $seq.full 97 status=0