tests/qemu-iotests/173

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