tests/qemu-iotests/068

   1 #!/usr/bin/env bash
   2 #
   3 # Test case for loading a saved VM state from a qcow2 image
   4 #
   5 # Copyright (C) 2013 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 $seq"
  26
  27 status=1        # failure is the default!
  28
  29 _cleanup()
  30 {
  31         _cleanup_test_img
  32 }
  33 trap "_cleanup; exit \$status" 0 1 2 3 15
  34
  35 # get standard environment, filters and checks
  36 . ./common.rc
  37 . ./common.filter
  38
  39 # This tests qocw2-specific low-level functionality
  40 _supported_fmt qcow2
  41 _supported_proto generic
  42 _supported_os Linux
  43
  44 IMGOPTS="compat=1.1"
  45 IMG_SIZE=128K
  46
  47 case "$QEMU_DEFAULT_MACHINE" in
  48   s390-ccw-virtio)
  49       platform_parm="-no-shutdown"
  50       hba=virtio-scsi-ccw
  51       ;;
  52   *)
  53       platform_parm=""
  54       hba=virtio-scsi-pci
  55       ;;
  56 esac
  57
  58 _qemu()
  59 {
  60     $QEMU $platform_parm -nographic -monitor stdio -serial none \
  61           -drive if=none,id=drive0,file="$TEST_IMG",format="$IMGFMT" \
  62           -device $hba,id=hba0 \
  63           -device scsi-hd,drive=drive0 \
  64           "$@" |\
  65     _filter_qemu | _filter_hmp
  66 }
  67
  68 for extra_args in \
  69     "" \
  70     "-object iothread,id=iothread0 -set device.hba0.iothread=iothread0"; do
  71     echo
  72     echo "=== Saving and reloading a VM state to/from a qcow2 image ($extra_args) ==="
  73     echo
  74
  75     _make_test_img $IMG_SIZE
  76
  77     # Give qemu some time to boot before saving the VM state
  78     { sleep 1; printf "savevm 0\nquit\n"; } | _qemu $extra_args
  79     # Now try to continue from that VM state (this should just work)
  80     { sleep 1; printf "loadvm 0\nloadvm 0\nquit\n"; } | _qemu $extra_args -S
  81 done
  82
  83 # success, all done
  84 echo "*** done"
  85 rm -f $seq.full
  86 status=0