tests/qemu-iotests/247

   1 #!/usr/bin/env bash
   2 # group: rw quick
   3 #
   4 # Test for auto-read-only with commit block job
   5 #
   6 # Copyright (C) 2019 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
  22 # creator
  23 owner=kwolf@redhat.com
  24
  25 seq=`basename $0`
  26 echo "QA output created by $seq"
  27
  28 status=1        # failure is the default!
  29
  30 _cleanup()
  31 {
  32     _cleanup_test_img
  33     for img in "$TEST_IMG".[01234]; do
  34         _rm_test_img "$img"
  35     done
  36 }
  37 trap "_cleanup; exit \$status" 0 1 2 3 15
  38
  39 # get standard environment, filters and checks
  40 . ./common.rc
  41 . ./common.filter
  42
  43 # Requires backing files and .bdrv_change_backing_file support
  44 _supported_fmt qcow2 qed
  45 _supported_proto file fuse
  46
  47 size=128M
  48
  49 echo
  50 echo "=== Try commit to backing file with auto-read-only ==="
  51 echo
  52 TEST_IMG="$TEST_IMG.0" _make_test_img $size
  53 TEST_IMG="$TEST_IMG.1" _make_test_img $size
  54 TEST_IMG="$TEST_IMG.2" _make_test_img $size
  55 TEST_IMG="$TEST_IMG.3" _make_test_img $size
  56 TEST_IMG="$TEST_IMG.4" _make_test_img $size
  57
  58 (cat <<EOF
  59 {"execute":"qmp_capabilities"}
  60 {"execute":"block-commit",
  61  "arguments":{"device":"format-4", "top-node": "format-2", "base-node":"format-0", "job-id":"job0"}}
  62 EOF
  63 if [ "${VALGRIND_QEMU}" == "y" ]; then
  64     sleep 10
  65 else
  66     sleep 1
  67 fi
  68 echo '{"execute":"quit"}'
  69 ) | $QEMU -qmp stdio -nographic -nodefaults \
  70     -blockdev file,node-name=file-0,filename=$TEST_IMG.0,auto-read-only=on \
  71     -blockdev $IMGFMT,node-name=format-0,file=file-0,read-only=on \
  72     -blockdev file,node-name=file-1,filename=$TEST_IMG.1,auto-read-only=on \
  73     -blockdev $IMGFMT,node-name=format-1,file=file-1,read-only=on,backing=format-0 \
  74     -blockdev file,node-name=file-2,filename=$TEST_IMG.2,auto-read-only=on \
  75     -blockdev $IMGFMT,node-name=format-2,file=file-2,read-only=on,backing=format-1 \
  76     -blockdev file,node-name=file-3,filename=$TEST_IMG.3,auto-read-only=on \
  77     -blockdev $IMGFMT,node-name=format-3,file=file-3,read-only=on,backing=format-2 \
  78     -blockdev file,node-name=file-4,filename=$TEST_IMG.4,auto-read-only=on \
  79     -blockdev $IMGFMT,node-name=format-4,file=file-4,read-only=on,backing=format-3 |
  80     _filter_qmp
  81
  82 # success, all done
  83 echo "*** done"
  84 rm -f $seq.full
  85 status=0