tests/qemu-iotests/074

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