tests/qemu-iotests/141

   1 #!/usr/bin/env bash
   2 # group: rw auto quick
   3 #
   4 # Test case for ejecting BDSs with block jobs still running on them
   5 #
   6 # Copyright (C) 2016 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=mreitz@redhat.com
  24
  25 seq="$(basename $0)"
  26 echo "QA output created by $seq"
  27
  28 status=1        # failure is the default!
  29
  30 _cleanup()
  31 {
  32     _cleanup_qemu
  33     _cleanup_test_img
  34     for img in "$TEST_DIR"/{b,m,o}.$IMGFMT; do
  35         _rm_test_img "$img"
  36     done
  37 }
  38 trap "_cleanup; exit \$status" 0 1 2 3 15
  39
  40 # get standard environment, filters and checks
  41 . ./common.rc
  42 . ./common.filter
  43 . ./common.qemu
  44
  45 # Needs backing file and backing format support
  46 _supported_fmt qcow2 qed
  47 _supported_proto file
  48 _supported_os Linux
  49
  50
  51 test_blockjob()
  52 {
  53     _send_qemu_cmd $QEMU_HANDLE \
  54         "{'execute': 'blockdev-add',
  55           'arguments': {
  56               'node-name': 'drv0',
  57               'driver': '$IMGFMT',
  58               'file': {
  59                   'driver': 'file',
  60                   'filename': '$TEST_IMG'
  61               }}}" \
  62         'return'
  63
  64     # If "$2" is an event, we may or may not see it before the
  65     # {"return": {}}.  Therefore, filter the {"return": {}} out both
  66     # here and in the next command.  (Naturally, if we do not see it
  67     # here, we will see it before the next command can be executed,
  68     # so it will appear in the next _send_qemu_cmd's output.)
  69     _send_qemu_cmd $QEMU_HANDLE \
  70         "$1" \
  71         "$2" \
  72         | _filter_img_create | _filter_qmp_empty_return
  73
  74     # We want this to return an error because the block job is still running
  75     _send_qemu_cmd $QEMU_HANDLE \
  76         "{'execute': 'blockdev-del',
  77           'arguments': {'node-name': 'drv0'}}" \
  78         'error' | _filter_generated_node_ids | _filter_qmp_empty_return
  79
  80     _send_qemu_cmd $QEMU_HANDLE \
  81         "{'execute': 'block-job-cancel',
  82           'arguments': {'device': 'job0'}}" \
  83         "$3"
  84
  85     _send_qemu_cmd $QEMU_HANDLE \
  86         "{'execute': 'blockdev-del',
  87           'arguments': {'node-name': 'drv0'}}" \
  88         'return'
  89 }
  90
  91
  92 TEST_IMG="$TEST_DIR/b.$IMGFMT" _make_test_img 1M
  93 TEST_IMG="$TEST_DIR/m.$IMGFMT" _make_test_img -b "$TEST_DIR/b.$IMGFMT" -F $IMGFMT 1M
  94 _make_test_img -b "$TEST_DIR/m.$IMGFMT" 1M -F $IMGFMT
  95
  96 _launch_qemu -nodefaults
  97
  98 _send_qemu_cmd $QEMU_HANDLE \
  99     "{'execute': 'qmp_capabilities'}" \
 100     'return'
 101
 102 echo
 103 echo '=== Testing drive-backup ==='
 104 echo
 105
 106 # drive-backup will not send BLOCK_JOB_READY by itself, and cancelling the job
 107 # will consequently result in BLOCK_JOB_CANCELLED being emitted.
 108
 109 test_blockjob \
 110     "{'execute': 'drive-backup',
 111       'arguments': {'job-id': 'job0',
 112                     'device': 'drv0',
 113                     'target': '$TEST_DIR/o.$IMGFMT',
 114                     'format': '$IMGFMT',
 115                     'sync': 'none'}}" \
 116     'return' \
 117     '"status": "null"'
 118
 119 echo
 120 echo '=== Testing drive-mirror ==='
 121 echo
 122
 123 # drive-mirror will send BLOCK_JOB_READY basically immediately, and cancelling
 124 # the job will consequently result in BLOCK_JOB_COMPLETED being emitted.
 125
 126 test_blockjob \
 127     "{'execute': 'drive-mirror',
 128       'arguments': {'job-id': 'job0',
 129                     'device': 'drv0',
 130                     'target': '$TEST_DIR/o.$IMGFMT',
 131                     'format': '$IMGFMT',
 132                     'sync': 'none'}}" \
 133     'BLOCK_JOB_READY' \
 134     '"status": "null"'
 135
 136 echo
 137 echo '=== Testing active block-commit ==='
 138 echo
 139
 140 # An active block-commit will send BLOCK_JOB_READY basically immediately, and
 141 # cancelling the job will consequently result in BLOCK_JOB_COMPLETED being
 142 # emitted.
 143
 144 test_blockjob \
 145     "{'execute': 'block-commit',
 146       'arguments': {'job-id': 'job0', 'device': 'drv0'}}" \
 147     'BLOCK_JOB_READY' \
 148     '"status": "null"'
 149
 150 echo
 151 echo '=== Testing non-active block-commit ==='
 152 echo
 153
 154 # Give block-commit something to work on, otherwise it would be done
 155 # immediately, send a BLOCK_JOB_COMPLETED and ejecting the BDS would work just
 156 # fine without the block job still running.
 157
 158 $QEMU_IO -c 'write 0 1M' "$TEST_DIR/m.$IMGFMT" | _filter_qemu_io
 159
 160 test_blockjob \
 161     "{'execute': 'block-commit',
 162       'arguments': {'job-id': 'job0',
 163                     'device': 'drv0',
 164                     'top':    '$TEST_DIR/m.$IMGFMT',
 165                     'speed':  1}}" \
 166     'return' \
 167     '"status": "null"'
 168
 169 echo
 170 echo '=== Testing block-stream ==='
 171 echo
 172
 173 # Give block-stream something to work on, otherwise it would be done
 174 # immediately, send a BLOCK_JOB_COMPLETED and ejecting the BDS would work just
 175 # fine without the block job still running.
 176
 177 $QEMU_IO -c 'write 0 1M' "$TEST_DIR/b.$IMGFMT" | _filter_qemu_io
 178
 179 # With some data to stream (and @speed set to 1), block-stream will not complete
 180 # until we send the block-job-cancel command.
 181
 182 test_blockjob \
 183     "{'execute': 'block-stream',
 184       'arguments': {'job-id': 'job0',
 185                     'device': 'drv0',
 186                     'speed': 1}}" \
 187     'return' \
 188     '"status": "null"'
 189
 190 _cleanup_qemu
 191
 192 # success, all done
 193 echo "*** done"
 194 rm -f $seq.full
 195 status=0