tests/qemu-iotests/074

   1 #!/usr/bin/env bash
   2 ##
   3 ## qemu-img compare test (qcow2 only ones)
   4 ##
   5 ##
   6 ## Copyright (C) 2013 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=famz@redhat.com
  24
  25 seq=`basename $0`
  26 echo "QA output created by $seq"
  27
  28 status=1        # failure is the default!
  29
  30 _cleanup()
  31 {
  32     echo "Cleanup"
  33     _cleanup_test_img
  34     _rm_test_img "${TEST_IMG2}"
  35     rm -f "$TEST_DIR/blkdebug.conf"
  36 }
  37 trap "_cleanup; exit \$status" 0 1 2 3 15
  38
  39 _compare()
  40 {
  41     $QEMU_IMG compare "$@" "$TEST_IMG" "${TEST_IMG2}"
  42     echo $?
  43 }
  44
  45 # get standard environment, filters and checks
  46 . ./common.rc
  47 . ./common.filter
  48 . ./common.pattern
  49
  50 _supported_fmt qcow2
  51 _supported_proto file
  52 _supported_os Linux
  53 # blkdebug can only inject errors on bs->file
  54 _unsupported_imgopts data_file
  55
  56 # Setup test basic parameters
  57 TEST_IMG2=$TEST_IMG.2
  58 CLUSTER_SIZE=4096
  59 size=1024M
  60
  61 # Test cluster allocated in one, with IO error
  62 cat > "$TEST_DIR/blkdebug.conf"<<EOF
  63 [inject-error]
  64 event = "read_aio"
  65 errno = "5"
  66 once ="off"
  67 EOF
  68 _make_test_img $size
  69 cp "$TEST_IMG" "$TEST_IMG2"
  70 io_pattern write 512 512 0 1 102
  71 TEST_IMG="blkdebug:$TEST_DIR/blkdebug.conf:$TEST_IMG" _compare 2>&1 |\
  72     _filter_testdir | _filter_imgfmt
  73
  74 # Test cluster allocated in one, with different sizes and IO error in the part
  75 # that exists only in one image
  76 cat > "$TEST_DIR/blkdebug.conf"<<EOF
  77 [inject-error]
  78 event = "read_aio"
  79 errno = "5"
  80 once ="off"
  81 EOF
  82 _make_test_img $size
  83 TEST_IMG="$TEST_IMG2" _make_test_img 0
  84 io_pattern write 512 512 0 1 102
  85 TEST_IMG="blkdebug:$TEST_DIR/blkdebug.conf:$TEST_IMG" _compare 2>&1 |\
  86     _filter_testdir | _filter_imgfmt
  87
  88 # Cleanup
  89 status=0