tests/qemu-iotests/141

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