tests/qemu-iotests/tests/iothreads-resize

   1 #!/usr/bin/env bash
   2 # group: rw auto quick
   3 #
   4 # Test resizing an image that is attached to a separate iothread
   5 #
   6 # Copyright (C) 2023 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=kwolf@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 cd ..
  38 . ./common.rc
  39 . ./common.filter
  40
  41 # Resizing images is only supported by a few block drivers
  42 _supported_fmt raw qcow2 qed
  43 _supported_proto file
  44 _require_devices virtio-scsi-pci
  45
  46 size=64M
  47 _make_test_img $size
  48
  49 qmp() {
  50 cat <<EOF
  51 {"execute":"qmp_capabilities"}
  52 {'execute': 'block_resize',
  53  'arguments': {'node-name': 'img', 'size': 134217728}}
  54 {"execute":"quit"}
  55 EOF
  56 }
  57
  58 qmp | $QEMU -S -display none \
  59     -drive if=none,format=$IMGFMT,file="$TEST_IMG",node-name=img \
  60     -object iothread,id=t0 \
  61     -device virtio-scsi-pci,iothread=t0 \
  62     -device scsi-hd,drive=none0 \
  63     -qmp stdio \
  64     | _filter_qmp
  65
  66 _img_info | _filter_img_info
  67
  68 # success, all done
  69 echo "*** done"
  70 rm -f $seq.full
  71 status=0