| 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 |