tests/qemu-iotests/012

   1 #!/bin/bash
   2 #
   3 # Make sure we can open read-only images
   4 #
   5 # Regression fixed by commit 11a1feb6552e3a4709e454faea5e3be5ca8d9e6a.
   6 #
   7 # Copyright (C) 2009 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=hch@lst.de
  25
  26 seq=`basename $0`
  27 echo "QA output created by $seq"
  28
  29 here=`pwd`
  30 status=1        # failure is the default!
  31
  32 _cleanup()
  33 {
  34         _cleanup_test_img
  35 }
  36 trap "_cleanup; exit \$status" 0 1 2 3 15
  37
  38 # get standard environment, filters and checks
  39 . ./common.rc
  40 . ./common.filter
  41
  42 _supported_fmt generic
  43 _supported_proto file
  44 _supported_os Linux
  45
  46 # Remove once all tests are fixed to use TEST_IMG_FILE
  47 # correctly and common.rc sets it unconditionally
  48 test -z "$TEST_IMG_FILE" && TEST_IMG_FILE=$TEST_IMG
  49
  50 size=128M
  51 _make_test_img $size
  52
  53 echo
  54 echo "== mark image read-only"
  55 chmod a-w "$TEST_IMG_FILE"
  56
  57 echo
  58 echo "== read from read-only image"
  59 $QEMU_IO -r -c "read 0 512" "$TEST_IMG" | _filter_qemu_io
  60
  61 # success, all done
  62 echo "*** done"
  63 rm -f $seq.full
  64 status=0