| 1 | #!/usr/bin/env bash |
| 2 | # group: rw quick |
| 3 | # |
| 4 | # Test 'offset' and 'size' options of the raw driver. Make sure we can't |
| 5 | # (or can) read and write outside of the image size. |
| 6 | # |
| 7 | # Copyright (C) 2016 Red Hat, Inc. |
| 8 | # |
| 9 | # This program is free software; you can redistribute it and/or modify |
| 10 | # it under the terms of the GNU General Public License as published by |
| 11 | # the Free Software Foundation; either version 2 of the License, or |
| 12 | # (at your option) any later version. |
| 13 | # |
| 14 | # This program is distributed in the hope that it will be useful, |
| 15 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | # GNU General Public License for more details. |
| 18 | # |
| 19 | # You should have received a copy of the GNU General Public License |
| 20 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 21 | # |
| 22 | |
| 23 | # creator |
| 24 | owner=tgolembi@redhat.com |
| 25 | |
| 26 | seq=`basename $0` |
| 27 | echo "QA output created by $seq" |
| 28 | |
| 29 | status=1 # failure is the default! |
| 30 | |
| 31 | _cleanup() |
| 32 | { |
| 33 | _cleanup_test_img |
| 34 | } |
| 35 | trap "_cleanup; exit \$status" 0 1 2 3 15 |
| 36 | |
| 37 | # get standard environment, filters and checks |
| 38 | . ./common.rc |
| 39 | . ./common.filter |
| 40 | |
| 41 | _supported_fmt raw |
| 42 | _supported_proto file fuse |
| 43 | _supported_os Linux |
| 44 | |
| 45 | |
| 46 | # Create JSON with options |
| 47 | img_json() { |
| 48 | printf %s 'json:{"driver":"raw", ' |
| 49 | printf %s "\"offset\":\"$img_offset\", " |
| 50 | if [ "$img_size" -ne -1 ] ; then |
| 51 | printf %s "\"size\":\"$img_size\", " |
| 52 | fi |
| 53 | printf %s '"file": {' |
| 54 | printf %s '"driver":"file", ' |
| 55 | printf %s "\"filename\":\"$TEST_IMG\" " |
| 56 | printf %s "} }" |
| 57 | } |
| 58 | |
| 59 | do_general_test() { |
| 60 | if [ "$img_size" -ge 0 ] ; then |
| 61 | test_size=$img_size |
| 62 | else |
| 63 | test_size=$((size-img_offset)) |
| 64 | fi |
| 65 | |
| 66 | echo |
| 67 | echo "write to image" |
| 68 | $QEMU_IO -c "write -P 0x0a 0 $test_size" "$(img_json)" | _filter_qemu_io |
| 69 | |
| 70 | echo |
| 71 | echo "read the image" |
| 72 | $QEMU_IO -c "read -P 0x0a 0 $test_size" "$(img_json)" | _filter_qemu_io |
| 73 | |
| 74 | echo |
| 75 | echo "check that offset is respected" |
| 76 | $QEMU_IO -c "read -v $((img_offset-2)) 4" $TEST_IMG | _filter_qemu_io |
| 77 | |
| 78 | echo |
| 79 | echo "write before image boundary" |
| 80 | $QEMU_IO -c "write $((test_size-1)) 1" "$(img_json)" | _filter_qemu_io |
| 81 | |
| 82 | echo |
| 83 | echo "write across image boundary" |
| 84 | $QEMU_IO -c "write $((test_size-1)) 2" "$(img_json)" | _filter_qemu_io |
| 85 | |
| 86 | echo |
| 87 | echo "write at image boundary" |
| 88 | $QEMU_IO -c "write $test_size 1" "$(img_json)" | _filter_qemu_io |
| 89 | |
| 90 | echo |
| 91 | echo "write after image boundary" |
| 92 | $QEMU_IO -c "write $((test_size+512)) 1" "$(img_json)" | _filter_qemu_io |
| 93 | |
| 94 | echo |
| 95 | echo "writev before/after image boundary" |
| 96 | $QEMU_IO -c "writev $((test_size-512)) 512 512" "$(img_json)" | _filter_qemu_io |
| 97 | |
| 98 | echo |
| 99 | echo "read before image boundary" |
| 100 | $QEMU_IO -c "read $((test_size-1)) 1" "$(img_json)" | _filter_qemu_io |
| 101 | |
| 102 | echo |
| 103 | echo "read across image boundary" |
| 104 | $QEMU_IO -c "read $((test_size-1)) 2" "$(img_json)" | _filter_qemu_io |
| 105 | |
| 106 | echo |
| 107 | echo "read at image boundary" |
| 108 | $QEMU_IO -c "read $test_size 1" "$(img_json)" | _filter_qemu_io |
| 109 | |
| 110 | echo |
| 111 | echo "read after image boundary" |
| 112 | $QEMU_IO -c "read $((test_size+512)) 1" "$(img_json)" | _filter_qemu_io |
| 113 | |
| 114 | echo |
| 115 | echo "readv before/after image boundary" |
| 116 | $QEMU_IO -c "readv $((test_size-512)) 512 512" "$(img_json)" | _filter_qemu_io |
| 117 | |
| 118 | echo |
| 119 | echo "fill image with pattern" |
| 120 | $QEMU_IO -c "write -P 0x0a 0 $size" $TEST_IMG | _filter_qemu_io |
| 121 | |
| 122 | echo |
| 123 | echo "write zeroes and check" |
| 124 | $QEMU_IO -c "write -z 0 512" "$(img_json)" | _filter_qemu_io |
| 125 | $QEMU_IO -c "read -v $((img_offset-2)) 4" $TEST_IMG | _filter_qemu_io |
| 126 | |
| 127 | echo |
| 128 | echo "write zeroes across image boundary" |
| 129 | $QEMU_IO -c "write -z $((test_size-1)) 2" "$(img_json)" | _filter_qemu_io |
| 130 | |
| 131 | echo |
| 132 | echo "write zeroes at image boundary and check" |
| 133 | $QEMU_IO -c "write -z $((test_size-2)) 2" "$(img_json)" | _filter_qemu_io |
| 134 | $QEMU_IO -c "read -v $((img_offset+test_size-2)) 2" $TEST_IMG | _filter_qemu_io |
| 135 | $QEMU_IO -c "read -v $((img_offset+test_size)) 2" $TEST_IMG | _filter_qemu_io |
| 136 | |
| 137 | echo |
| 138 | echo "fill image with pattern" |
| 139 | $QEMU_IO -c "write -P 0x0a 0 $size" $TEST_IMG | _filter_qemu_io |
| 140 | |
| 141 | echo |
| 142 | echo "discard and check" |
| 143 | $QEMU_IO -c "discard 0 512" "$(img_json)" | _filter_qemu_io |
| 144 | $QEMU_IO -c "read -v $((img_offset-2)) 4" $TEST_IMG | _filter_qemu_io |
| 145 | |
| 146 | echo |
| 147 | echo "discard across image boundary" |
| 148 | $QEMU_IO -c "discard $((test_size-1)) 2" "$(img_json)" | _filter_qemu_io |
| 149 | |
| 150 | echo |
| 151 | echo "discard at image boundary and check" |
| 152 | $QEMU_IO -c "discard $((test_size-2)) 2" "$(img_json)" | _filter_qemu_io |
| 153 | $QEMU_IO -c "read -v $((img_offset+test_size-2)) 2" $TEST_IMG | _filter_qemu_io |
| 154 | $QEMU_IO -c "read -v $((img_offset+test_size)) 2" $TEST_IMG | _filter_qemu_io |
| 155 | } |
| 156 | |
| 157 | echo |
| 158 | echo "== test 'offset' option ==" |
| 159 | size=4096 |
| 160 | img_offset=512 |
| 161 | img_size=-1 |
| 162 | _make_test_img $size |
| 163 | do_general_test |
| 164 | _cleanup_test_img |
| 165 | |
| 166 | echo |
| 167 | echo "== test 'offset' and 'size' options ==" |
| 168 | size=4096 |
| 169 | img_offset=512 |
| 170 | img_size=2048 |
| 171 | _make_test_img $size |
| 172 | do_general_test |
| 173 | _cleanup_test_img |
| 174 | |
| 175 | echo |
| 176 | echo "== test misaligned 'offset' ==" |
| 177 | size=4096 |
| 178 | img_offset=10 |
| 179 | img_size=2048 |
| 180 | _make_test_img $size |
| 181 | do_general_test |
| 182 | _cleanup_test_img |
| 183 | |
| 184 | echo |
| 185 | echo "== test reopen ==" |
| 186 | size=4096 |
| 187 | img_offset=512 |
| 188 | img_size=512 |
| 189 | _make_test_img $size |
| 190 | ( |
| 191 | $QEMU_IO "$(img_json)" 2>&1 <<EOT |
| 192 | write -P 0x0a 0 512 |
| 193 | write -P 0x0a 511 1 |
| 194 | write -P 0x0a 512 1 |
| 195 | reopen -o driver=raw,offset=1536,size=1024 |
| 196 | write -P 0x0a 0 1024 |
| 197 | write -P 0x0a 1023 1 |
| 198 | write -P 0x0a 1024 1 |
| 199 | EOT |
| 200 | ) | _filter_qemu_io |
| 201 | echo "checking boundaries" |
| 202 | $QEMU_IO -c "read -v 510 4" $TEST_IMG | _filter_qemu_io |
| 203 | $QEMU_IO -c "read -v 1022 4" $TEST_IMG | _filter_qemu_io |
| 204 | $QEMU_IO -c "read -v 1534 4" $TEST_IMG | _filter_qemu_io |
| 205 | $QEMU_IO -c "read -v 2558 4" $TEST_IMG | _filter_qemu_io |
| 206 | _cleanup_test_img |
| 207 | |
| 208 | # success, all done |
| 209 | echo |
| 210 | echo "*** done" |
| 211 | rm -f $seq.full |
| 212 | status=0 |