qemu/tests/qemu-iotests/144

   1 #!/bin/bash
   2 # Check live snapshot, followed by active commit, and another snapshot.
   3 #
   4 # This test is to catch the error case of BZ #1300209:
   5 # https://bugzilla.redhat.com/show_bug.cgi?id=1300209
   6 #
   7 # Copyright (C) 2016 Red Hat, Inc.
   8 #
   9 # This program is free software; you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 2 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # This program is distributed in the hope that it will be useful,
  15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 # GNU General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 #
  22
  23 # creator
  24 owner=jcody@redhat.com
  25
  26 seq=`basename $0`
  27 echo "QA output created by $seq"
  28
  29 here=`pwd`
  30 status=1        # failure is the default!
  31
  32 TMP_SNAP1=${TEST_DIR}/tmp.qcow2
  33 TMP_SNAP2=${TEST_DIR}/tmp2.qcow2
  34
  35 _cleanup()
  36 {
  37     _cleanup_qemu
  38     rm -f "${TEST_IMG}" "${TMP_SNAP1}" "${TMP_SNAP2}"
  39 }
  40
  41 trap "_cleanup; exit \$status" 0 1 2 3 15
  42
  43 # get standard environment, filters and checks
  44 . ./common.rc
  45 . ./common.filter
  46 . ./common.qemu
  47
  48 _supported_fmt qcow2
  49 _supported_proto file
  50 _supported_os Linux
  51
  52 size=512M
  53
  54 _make_test_img $size
  55
  56 echo
  57 echo === Launching QEMU ===
  58 echo
  59
  60 qemu_comm_method="qmp"
  61 _launch_qemu -drive file="${TEST_IMG}",if=virtio
  62 h=$QEMU_HANDLE
  63
  64
  65 echo
  66 echo === Performing Live Snapshot 1 ===
  67 echo
  68
  69 _send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" "return"
  70
  71
  72 # First live snapshot, new overlay as active layer
  73 _send_qemu_cmd $h "{ 'execute': 'blockdev-snapshot-sync',
  74                                 'arguments': {
  75                                              'device': 'virtio0',
  76                                              'snapshot-file':'${TMP_SNAP1}',
  77                                              'format': 'qcow2'
  78                                              }
  79                     }" "return"
  80
  81 echo
  82 echo === Performing block-commit on active layer ===
  83 echo
  84
  85 # Block commit on active layer, push the new overlay into base
  86 _send_qemu_cmd $h "{ 'execute': 'block-commit',
  87                                 'arguments': {
  88                                                  'device': 'virtio0'
  89                                               }
  90                     }" "READY"
  91
  92 _send_qemu_cmd $h "{ 'execute': 'block-job-complete',
  93                                 'arguments': {
  94                                                 'device': 'virtio0'
  95                                               }
  96                    }" "COMPLETED"
  97
  98 echo
  99 echo === Performing Live Snapshot 2 ===
 100 echo
 101
 102 # New live snapshot, new overlays as active layer
 103 _send_qemu_cmd $h "{ 'execute': 'blockdev-snapshot-sync',
 104                                 'arguments': {
 105                                                 'device': 'virtio0',
 106                                                 'snapshot-file':'${TMP_SNAP2}',
 107                                                 'format': 'qcow2'
 108                                               }
 109                    }" "return"
 110
 111 # success, all done
 112 echo "*** done"
 113 rm -f $seq.full
 114 status=0