tests/qemu-iotests/173

   1 #!/usr/bin/env bash
   2 #
   3 # Test QAPI commands looking up protocol based images with relative
   4 # filename backing strings
   5 #
   6 # Copyright (C) 2017 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 # creator
  22 owner=jcody@redhat.com
  23
  24 seq=`basename $0`
  25 echo "QA output created by $seq"
  26
  27 status=1    # failure is the default!
  28
  29 _cleanup()
  30 {
  31     _cleanup_qemu
  32     _rm_test_img "${TEST_DIR}/image.base"
  33     _rm_test_img "${TEST_DIR}/image.snp1"
  34     _cleanup_test_img
  35 }
  36 trap "_cleanup; exit \$status" 0 1 2 3 15
  37
  38 # get standard environment, filters and checks
  39 . ./common.rc
  40 . ./common.filter
  41 . ./common.qemu
  42
  43 _supported_fmt qcow2
  44 _supported_proto nfs
  45
  46 size=100M
  47
  48 BASE_IMG="${TEST_DIR}/image.base"
  49 TOP_IMG="${TEST_DIR}/image.snp1"
  50
  51 TEST_IMG_FILE="${BASE_IMG}" _make_test_img $size
  52
  53 TEST_IMG_FILE="${TOP_IMG}" _make_test_img $size
  54
  55 echo
  56 echo === Running QEMU, using block-stream to find backing image ===
  57 echo
  58
  59 qemu_comm_method="qmp"
  60 _launch_qemu -drive file="${BASE_IMG}",if=virtio,id=disk2
  61 h=$QEMU_HANDLE
  62
  63 _send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" "return"
  64
  65 _send_qemu_cmd $h "{ 'arguments': {
  66                         'device': 'disk2',
  67                         'format': '${IMGFMT}',
  68                         'mode': 'existing',
  69                         'snapshot-file': '${TOP_IMG}',
  70                         'snapshot-node-name': 'snp1'
  71                      },
  72                      'execute': 'blockdev-snapshot-sync'
  73                    }" "return"
  74
  75
  76 _send_qemu_cmd $h "{ 'arguments': {
  77                         'backing-file': 'image.base',
  78                         'device': 'disk2',
  79                         'image-node-name': 'snp1'
  80                      },
  81                      'execute': 'change-backing-file'
  82                    }" "return"
  83
  84 _send_qemu_cmd $h "{ 'arguments': {
  85                         'base': '${BASE_IMG}',
  86                         'device': 'disk2'
  87                       },
  88                       'execute': 'block-stream'
  89                    }" "BLOCK_JOB_COMPLETED"
  90
  91 _cleanup_qemu
  92
  93 # success, all done
  94 echo "*** done"
  95 rm -f $seq.full
  96 status=0