tests/qemu-iotests/247

   1 #!/usr/bin/env bash
   2 #
   3 # Test for auto-read-only with commit block job
   4 #
   5 # Copyright (C) 2019 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=kwolf@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     rm -f $TEST_IMG.[01234]
  33 }
  34 trap "_cleanup; exit \$status" 0 1 2 3 15
  35
  36 # get standard environment, filters and checks
  37 . ./common.rc
  38 . ./common.filter
  39
  40 # Requires backing files and .bdrv_change_backing_file support
  41 _supported_fmt qcow2 qed
  42 _supported_proto file
  43 _supported_os Linux
  44
  45 size=128M
  46
  47 echo
  48 echo "=== Try commit to backing file with auto-read-only ==="
  49 echo
  50 TEST_IMG="$TEST_IMG.0" _make_test_img $size
  51 TEST_IMG="$TEST_IMG.1" _make_test_img $size
  52 TEST_IMG="$TEST_IMG.2" _make_test_img $size
  53 TEST_IMG="$TEST_IMG.3" _make_test_img $size
  54 TEST_IMG="$TEST_IMG.4" _make_test_img $size
  55
  56 (cat <<EOF
  57 {"execute":"qmp_capabilities"}
  58 {"execute":"block-commit",
  59  "arguments":{"device":"format-4", "top-node": "format-2", "base-node":"format-0", "job-id":"job0"}}
  60 EOF
  61 sleep 1
  62 echo '{"execute":"quit"}'
  63 ) | $QEMU -qmp stdio -nographic -nodefaults \
  64     -blockdev file,node-name=file-0,filename=$TEST_IMG.0,auto-read-only=on \
  65     -blockdev $IMGFMT,node-name=format-0,file=file-0,read-only=on \
  66     -blockdev file,node-name=file-1,filename=$TEST_IMG.1,auto-read-only=on \
  67     -blockdev $IMGFMT,node-name=format-1,file=file-1,read-only=on,backing=format-0 \
  68     -blockdev file,node-name=file-2,filename=$TEST_IMG.2,auto-read-only=on \
  69     -blockdev $IMGFMT,node-name=format-2,file=file-2,read-only=on,backing=format-1 \
  70     -blockdev file,node-name=file-3,filename=$TEST_IMG.3,auto-read-only=on \
  71     -blockdev $IMGFMT,node-name=format-3,file=file-3,read-only=on,backing=format-2 \
  72     -blockdev file,node-name=file-4,filename=$TEST_IMG.4,auto-read-only=on \
  73     -blockdev $IMGFMT,node-name=format-4,file=file-4,read-only=on,backing=format-3 |
  74     _filter_qmp
  75
  76 # success, all done
  77 echo "*** done"
  78 rm -f $seq.full
  79 status=0