014

   1 #!/bin/sh
   2 #
   3 # qcow2 pattern test, complex patterns including compression and snapshots
   4 #
   5 #
   6 # Copyright (C) 2009 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 here=`pwd`
  29 tmp=/tmp/$$
  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 . ./common.pattern
  42
  43 # much of this could be generic for any format supporting snapshots
  44 _supported_fmt qcow2
  45 _supported_os Linux
  46
  47 TEST_OFFSETS="0 4294967296"
  48 TEST_OPS="writev read write readv"
  49
  50 _make_test_img 6G
  51
  52 echo "Testing empty image:"
  53 for offset in $TEST_OFFSETS; do
  54     echo test2: With offset $offset
  55     io_test2 $offset
  56     _check_test_img
  57 done
  58
  59 # With snapshots
  60 for i in `seq 1 3`; do
  61     $QEMU_IMG snapshot -c test$i $TEST_IMG
  62     for offset in $TEST_OFFSETS; do
  63         echo With snapshot test$i, offset $offset
  64         for op in $TEST_OPS; do
  65             io_test $op $offset
  66         done
  67         _check_test_img
  68     done
  69 done
  70
  71 # success, all done
  72 echo "*** done"
  73 rm -f $seq.full
  74 status=0