tests/qemu-iotests/141

   1 #!/bin/bash
   2 #
   3 # Test case for ejecting BDSs with block jobs still running on them
   4 #
   5 # Copyright (C) 2016 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 status=1        # failure is the default!
  29
  30 _cleanup()
  31 {
  32     _cleanup_test_img
  33     rm -f "$TEST_DIR/{b,m,o}.$IMGFMT"
  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 . ./common.qemu
  41
  42 # Needs backing file and backing format support
  43 _supported_fmt qcow2 qed
  44 _supported_proto file
  45 _supported_os Linux
  46
  47
  48 test_blockjob()
  49 {
  50     _send_qemu_cmd $QEMU_HANDLE \
  51         "{'execute': 'blockdev-add',
  52           'arguments': {
  53               'options': {
  54                   'id': 'drv0',
  55                   'driver': '$IMGFMT',
  56                   'file': {
  57                       'driver': 'file',
  58                       'filename': '$TEST_IMG'
  59                   }}}}" \
  60         'return'
  61
  62     _send_qemu_cmd $QEMU_HANDLE \
  63         "$1" \
  64         "$2" \
  65         | _filter_img_create
  66
  67     # We want this to return an error because the block job is still running
  68     _send_qemu_cmd $QEMU_HANDLE \
  69         "{'execute': 'x-blockdev-remove-medium',
  70           'arguments': {'device': 'drv0'}}" \
  71         'error'
  72
  73     _send_qemu_cmd $QEMU_HANDLE \
  74         "{'execute': 'block-job-cancel',
  75           'arguments': {'device': 'drv0'}}" \
  76         "$3"
  77
  78     _send_qemu_cmd $QEMU_HANDLE \
  79         "{'execute': 'x-blockdev-del',
  80           'arguments': {'id': 'drv0'}}" \
  81         'return'
  82 }
  83
  84
  85 TEST_IMG="$TEST_DIR/b.$IMGFMT" _make_test_img 1M
  86 TEST_IMG="$TEST_DIR/m.$IMGFMT" _make_test_img -b "$TEST_DIR/b.$IMGFMT" 1M
  87 _make_test_img -b "$TEST_DIR/m.$IMGFMT" 1M
  88
  89 _launch_qemu -nodefaults
  90
  91 _send_qemu_cmd $QEMU_HANDLE \
  92     "{'execute': 'qmp_capabilities'}" \
  93     'return'
  94
  95 echo
  96 echo '=== Testing drive-backup ==='
  97 echo
  98
  99 # drive-backup will not send BLOCK_JOB_READY by itself, and cancelling the job
 100 # will consequently result in BLOCK_JOB_CANCELLED being emitted.
 101
 102 test_blockjob \
 103     "{'execute': 'drive-backup',
 104       'arguments': {'device': 'drv0',
 105                     'target': '$TEST_DIR/o.$IMGFMT',
 106                     'format': '$IMGFMT',
 107                     'sync': 'none'}}" \
 108     'return' \
 109     'BLOCK_JOB_CANCELLED'
 110
 111 echo
 112 echo '=== Testing drive-mirror ==='
 113 echo
 114
 115 # drive-mirror will send BLOCK_JOB_READY basically immediately, and cancelling
 116 # the job will consequently result in BLOCK_JOB_COMPLETED being emitted.
 117
 118 test_blockjob \
 119     "{'execute': 'drive-mirror',
 120       'arguments': {'device': 'drv0',
 121                     'target': '$TEST_DIR/o.$IMGFMT',
 122                     'format': '$IMGFMT',
 123                     'sync': 'none'}}" \
 124     'BLOCK_JOB_READY' \
 125     'BLOCK_JOB_COMPLETED'
 126
 127 echo
 128 echo '=== Testing active block-commit ==='
 129 echo
 130
 131 # An active block-commit will send BLOCK_JOB_READY basically immediately, and
 132 # cancelling the job will consequently result in BLOCK_JOB_COMPLETED being
 133 # emitted.
 134
 135 test_blockjob \
 136     "{'execute': 'block-commit',
 137       'arguments': {'device': 'drv0'}}" \
 138     'BLOCK_JOB_READY' \
 139     'BLOCK_JOB_COMPLETED'
 140
 141 echo
 142 echo '=== Testing non-active block-commit ==='
 143 echo
 144
 145 # Give block-commit something to work on, otherwise it would be done
 146 # immediately, send a BLOCK_JOB_COMPLETED and ejecting the BDS would work just
 147 # fine without the block job still running.
 148
 149 $QEMU_IO -c 'write 0 1M' "$TEST_DIR/m.$IMGFMT" | _filter_qemu_io
 150
 151 test_blockjob \
 152     "{'execute': 'block-commit',
 153       'arguments': {'device': 'drv0',
 154                     'top':    '$TEST_DIR/m.$IMGFMT',
 155                     'speed':  1}}" \
 156     'return' \
 157     'BLOCK_JOB_CANCELLED'
 158
 159 echo
 160 echo '=== Testing block-stream ==='
 161 echo
 162
 163 # Give block-stream something to work on, otherwise it would be done
 164 # immediately, send a BLOCK_JOB_COMPLETED and ejecting the BDS would work just
 165 # fine without the block job still running.
 166
 167 $QEMU_IO -c 'write 0 1M' "$TEST_DIR/b.$IMGFMT" | _filter_qemu_io
 168
 169 # With some data to stream (and @speed set to 1), block-stream will not complete
 170 # until we send the block-job-cancel command. Therefore, no event other than
 171 # BLOCK_JOB_CANCELLED will be emitted.
 172
 173 test_blockjob \
 174     "{'execute': 'block-stream',
 175       'arguments': {'device': 'drv0',
 176                     'speed': 1}}" \
 177     'return' \
 178     'BLOCK_JOB_CANCELLED'
 179
 180 _cleanup_qemu
 181
 182 # success, all done
 183 echo "*** done"
 184 rm -f $seq.full
 185 status=0