tests/qemu-iotests/071

   1 #!/usr/bin/env bash
   2 # group: rw auto quick
   3 #
   4 # Test case for the QMP blkdebug and blkverify interfaces
   5 #
   6 # Copyright (C) 2013 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=hreitz@redhat.com
  24
  25 seq="$(basename $0)"
  26 echo "QA output created by $seq"
  27
  28 status=1        # failure is the default!
  29
  30 _cleanup()
  31 {
  32         _cleanup_test_img
  33 }
  34 trap "_cleanup; exit \$status" 0 1 2 3 15
  35
  36 # get standard environment, filters and checks
  37 . ./common.rc
  38 . ./common.filter
  39
  40 _supported_fmt qcow2
  41 _supported_proto file fuse
  42 _require_drivers blkdebug blkverify
  43 # blkdebug can only inject errors on bs->file, not on the data_file,
  44 # so this test does not work with external data files
  45 _unsupported_imgopts data_file
  46
  47 do_run_qemu()
  48 {
  49     echo Testing: "$@" | _filter_imgfmt
  50     $QEMU -nographic -qmp stdio -serial none "$@"
  51     echo
  52 }
  53
  54 run_qemu()
  55 {
  56     do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qemu | _filter_qmp | _filter_qemu_io
  57 }
  58
  59 IMG_SIZE=64M
  60
  61 echo
  62 echo "=== Testing blkverify through filename ==="
  63 echo
  64
  65 # _make_test_img may set variables that we need to retain.  Everything
  66 # in a pipe is executed in a subshell, so doing so would throw away
  67 # all changes.  Therefore, we have to store the output in some temp
  68 # file and filter that.
  69 scratch_out="$TEST_DIR/img-create.out"
  70
  71 TEST_IMG="$TEST_IMG.base" IMGFMT="raw" _make_test_img --no-opts $IMG_SIZE \
  72     >"$scratch_out"
  73 _filter_imgfmt <"$scratch_out"
  74 rm -f "$scratch_out"
  75
  76 _make_test_img $IMG_SIZE
  77 $QEMU_IO -c "open -o driver=raw,file.driver=blkverify,file.raw.filename=$TEST_IMG.base $TEST_IMG" \
  78          -c 'read 0 512' -c 'write -P 42 0x38000 512' -c 'read -P 42 0x38000 512' | _filter_qemu_io
  79
  80 $QEMU_IO -c 'write -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
  81
  82 $QEMU_IO -c "open -o driver=raw,file.driver=blkverify,file.raw.filename=$TEST_IMG.base $TEST_IMG" \
  83          -c 'read -P 42 0 512' | _filter_qemu_io
  84
  85 echo
  86 echo "=== Testing blkverify through file blockref ==="
  87 echo
  88
  89 TEST_IMG="$TEST_IMG.base" IMGFMT="raw" _make_test_img --no-opts $IMG_SIZE \
  90     >"$scratch_out"
  91 _filter_imgfmt <"$scratch_out"
  92
  93 _make_test_img $IMG_SIZE
  94 $QEMU_IO -c "open -o driver=raw,file.driver=blkverify,file.raw.filename=$TEST_IMG.base,file.test.driver=$IMGFMT,file.test.file.filename=$TEST_IMG" \
  95          -c 'read 0 512' -c 'write -P 42 0x38000 512' -c 'read -P 42 0x38000 512' | _filter_qemu_io
  96
  97 $QEMU_IO -c 'write -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
  98
  99 $QEMU_IO -c "open -o driver=raw,file.driver=blkverify,file.raw.filename=$TEST_IMG.base $TEST_IMG" \
 100          -c 'read -P 42 0 512' | _filter_qemu_io
 101
 102 echo
 103 echo "=== Testing blkdebug through filename ==="
 104 echo
 105
 106 $QEMU_IO -c "open -o file.driver=blkdebug,file.inject-error.event=l2_load $TEST_IMG" \
 107          -c 'read -P 42 0x38000 512'
 108
 109 echo
 110 echo "=== Testing blkdebug through file blockref ==="
 111 echo
 112
 113 $QEMU_IO -c "open -o driver=$IMGFMT,file.driver=blkdebug,file.inject-error.event=l2_load,file.image.filename=$TEST_IMG" \
 114          -c 'read -P 42 0x38000 512'
 115
 116 echo
 117 echo "=== Testing blkdebug on existing block device ==="
 118 echo
 119
 120 run_qemu <<EOF
 121 { "execute": "qmp_capabilities" }
 122 { "execute": "blockdev-add",
 123     "arguments": {
 124         "node-name": "drive0",
 125         "driver": "file",
 126         "filename": "$TEST_IMG"
 127     }
 128 }
 129 { "execute": "blockdev-add",
 130     "arguments": {
 131         "driver": "$IMGFMT",
 132         "node-name": "drive0-debug",
 133         "file": {
 134             "driver": "blkdebug",
 135             "image": "drive0",
 136             "inject-error": [{
 137                 "event": "l2_load"
 138             }]
 139         }
 140     }
 141 }
 142 { "execute": "human-monitor-command",
 143     "arguments": {
 144         "command-line": 'qemu-io drive0-debug "read 0 512"'
 145     }
 146 }
 147 { "execute": "quit" }
 148 EOF
 149
 150 echo
 151 echo "=== Testing blkverify on existing block device ==="
 152 echo
 153
 154 run_qemu <<EOF
 155 { "execute": "qmp_capabilities" }
 156 { "execute": "blockdev-add",
 157     "arguments": {
 158         "node-name": "drive0",
 159         "driver": "$IMGFMT",
 160         "file": {
 161             "driver": "file",
 162             "filename": "$TEST_IMG"
 163         }
 164     }
 165 }
 166 { "execute": "blockdev-add",
 167     "arguments": {
 168         "driver": "blkverify",
 169         "node-name": "drive0-verify",
 170         "test": "drive0",
 171         "raw": {
 172             "driver": "file",
 173             "filename": "$TEST_IMG.base"
 174         }
 175     }
 176 }
 177 { "execute": "human-monitor-command",
 178     "arguments": {
 179         "command-line": 'qemu-io drive0-verify "read 0 512"'
 180     }
 181 }
 182 { "execute": "quit" }
 183 EOF
 184
 185 echo
 186 echo "=== Testing blkverify on existing raw block device ==="
 187 echo
 188
 189 run_qemu <<EOF
 190 { "execute": "qmp_capabilities" }
 191 { "execute": "blockdev-add",
 192     "arguments": {
 193         "node-name": "drive0",
 194         "driver": "file",
 195         "filename": "$TEST_IMG.base"
 196     }
 197 }
 198 { "execute": "blockdev-add",
 199     "arguments": {
 200         "driver": "blkverify",
 201         "node-name": "drive0-verify",
 202         "test": {
 203             "driver": "$IMGFMT",
 204             "file": {
 205                 "driver": "file",
 206                 "filename": "$TEST_IMG"
 207             }
 208         },
 209         "raw": "drive0"
 210     }
 211 }
 212 { "execute": "human-monitor-command",
 213     "arguments": {
 214         "command-line": 'qemu-io drive0-verify "read 0 512"'
 215     }
 216 }
 217 { "execute": "quit" }
 218 EOF
 219
 220 echo
 221 echo "=== Testing blkdebug's set-state through QMP ==="
 222 echo
 223
 224 run_qemu <<EOF
 225 { "execute": "qmp_capabilities" }
 226 { "execute": "blockdev-add",
 227     "arguments": {
 228         "node-name": "drive0",
 229         "driver": "file",
 230         "filename": "$TEST_IMG"
 231     }
 232 }
 233 { "execute": "blockdev-add",
 234     "arguments": {
 235         "driver": "$IMGFMT",
 236         "node-name": "drive0-debug",
 237         "file": {
 238             "driver": "blkdebug",
 239             "image": "drive0",
 240             "inject-error": [{
 241                 "event": "read_aio",
 242                 "state": 42
 243             }],
 244             "set-state": [{
 245                 "event": "write_aio",
 246                 "new_state": 42
 247             }]
 248         }
 249     }
 250 }
 251 { "execute": "human-monitor-command",
 252     "arguments": {
 253         "command-line": 'qemu-io drive0-debug "read 0 512"'
 254     }
 255 }
 256 { "execute": "human-monitor-command",
 257     "arguments": {
 258         "command-line": 'qemu-io drive0-debug "write 0 512"'
 259     }
 260 }
 261 { "execute": "human-monitor-command",
 262     "arguments": {
 263         "command-line": 'qemu-io drive0-debug "read 0 512"'
 264     }
 265 }
 266 { "execute": "quit" }
 267 EOF
 268
 269 # success, all done
 270 echo "*** done"
 271 rm -f $seq.full
 272 status=0