tests/qemu-iotests/089

   1 #!/bin/bash
   2 #
   3 # Test case for support of JSON filenames
   4 #
   5 # Copyright (C) 2014 Red Hat, Inc.
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20
  21 # creator
  22 owner=mreitz@redhat.com
  23
  24 seq="$(basename $0)"
  25 echo "QA output created by $seq"
  26
  27 here="$PWD"
  28 tmp=/tmp/$$
  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 qcow2
  42 _supported_proto file
  43 _supported_os Linux
  44 # Because anything other than 16 would change the output of qemu_io -c info
  45 _unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)'
  46
  47 # Using an image filename containing quotation marks will render the JSON data
  48 # below invalid. In that case, we have little choice but simply not to run this
  49 # test.
  50 case $TEST_IMG in
  51     *'"'*)
  52         _notrun "image filename may not contain quotation marks"
  53         ;;
  54 esac
  55
  56 IMG_SIZE=64M
  57
  58 # Taken from test 072
  59 echo
  60 echo "=== Testing nested image formats ==="
  61 echo
  62
  63 TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE
  64
  65 $QEMU_IO -c 'write -P 42 0 512' -c 'write -P 23 512 512' \
  66          -c 'write -P 66 1024 512' "$TEST_IMG.base" | _filter_qemu_io
  67
  68 $QEMU_IMG convert -f raw -O $IMGFMT "$TEST_IMG.base" "$TEST_IMG"
  69
  70 $QEMU_IO_PROG --cache $CACHEMODE \
  71          -c 'read -P 42 0 512' -c 'read -P 23 512 512' \
  72          -c 'read -P 66 1024 512' "json:{
  73     \"driver\": \"$IMGFMT\",
  74     \"file\": {
  75         \"driver\": \"$IMGFMT\",
  76         \"file\": {
  77             \"filename\": \"$TEST_IMG\"
  78         }
  79     }
  80 }" | _filter_qemu_io
  81
  82 # This should fail (see test 072)
  83 $QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
  84
  85
  86 # Taken from test 071
  87 echo
  88 echo "=== Testing blkdebug ==="
  89 echo
  90
  91 _make_test_img $IMG_SIZE
  92
  93 $QEMU_IO -c 'write -P 42 0x38000 512' "$TEST_IMG" | _filter_qemu_io
  94
  95 # The "image.filename" part tests whether "a": { "b": "c" } and "a.b": "c" do
  96 # the same (which they should).
  97 $QEMU_IO_PROG --cache $CACHEMODE \
  98      -c 'read -P 42 0x38000 512' "json:{
  99     \"driver\": \"$IMGFMT\",
 100     \"file\": {
 101         \"driver\": \"blkdebug\",
 102         \"inject-error\": [{
 103             \"event\": \"l2_load\"
 104         }],
 105         \"image.filename\": \"$TEST_IMG\"
 106     }
 107 }" | _filter_qemu_io
 108
 109
 110 echo
 111 echo "=== Testing qemu-img info output ==="
 112 echo
 113
 114 TEST_IMG="json:{\"driver\":\"qcow2\",\"file.filename\":\"$TEST_IMG\"}" _img_info
 115
 116
 117 echo
 118 echo "=== Testing option merging ==="
 119 echo
 120
 121 # Both options given directly and those given in the filename should be used
 122 $QEMU_IO -c "open -o driver=qcow2 json:{\"file.filename\":\"$TEST_IMG\"}" \
 123          -c "info" 2>&1 | _filter_testdir | _filter_imgfmt
 124
 125 # Options given directly should be prioritized over those given in the filename
 126 $QEMU_IO -c "open -o driver=qcow2 json:{\"driver\":\"raw\",\"file.filename\":\"$TEST_IMG\"}" \
 127          -c "info" 2>&1 | _filter_testdir | _filter_imgfmt
 128
 129
 130 # success, all done
 131 echo "*** done"
 132 rm -f $seq.full
 133 status=0