tests/qemu-iotests/081

   1 #!/bin/bash
   2 #
   3 # Test Quorum block driver
   4 #
   5 # Copyright (C) 2013 Nodalink, SARL.
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20
  21 # creator
  22 owner=benoit@irqsave.net
  23
  24 seq=`basename $0`
  25 echo "QA output created by $seq"
  26
  27 here=`pwd`
  28 tmp=/tmp/$$
  29 status=1        # failure is the default!
  30
  31 _cleanup()
  32 {
  33     rm -rf $TEST_DIR/1.raw
  34     rm -rf $TEST_DIR/2.raw
  35     rm -rf $TEST_DIR/3.raw
  36 }
  37 trap "_cleanup; exit \$status" 0 1 2 3 15
  38
  39 # get standard environment, filters and checks
  40 . ./common.rc
  41 . ./common.filter
  42
  43 _supported_fmt raw
  44 _supported_proto generic
  45 _supported_os Linux
  46
  47 quorum="file.driver=quorum,file.children.0.file.filename=$TEST_DIR/1.raw"
  48 quorum="$quorum,file.children.1.file.filename=$TEST_DIR/2.raw"
  49 quorum="$quorum,file.children.2.file.filename=$TEST_DIR/3.raw,file.vote-threshold=2"
  50
  51 echo
  52 echo "== creating quorum files =="
  53
  54 size=10M
  55
  56 TEST_IMG="$TEST_DIR/1.raw" _make_test_img $size
  57 TEST_IMG="$TEST_DIR/2.raw" _make_test_img $size
  58 TEST_IMG="$TEST_DIR/3.raw" _make_test_img $size
  59
  60 echo
  61 echo "== writing images =="
  62
  63 $QEMU_IO -c "open -o $quorum" -c "write -P 0x32 0 $size" | _filter_qemu_io
  64
  65 echo
  66 echo "== checking quorum write =="
  67
  68 $QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/1.raw" | _filter_qemu_io
  69 $QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io
  70 $QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/3.raw" | _filter_qemu_io
  71
  72 echo
  73 echo "== corrupting image =="
  74
  75 $QEMU_IO -c "write -P 0x42 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io
  76
  77 echo
  78 echo "== checking quorum correction =="
  79
  80 $QEMU_IO -c "open -o $quorum" -c "read -P 0x32 0 $size" | _filter_qemu_io
  81
  82 echo
  83 echo "== breaking quorum =="
  84
  85 $QEMU_IO -c "write -P 0x41 0 $size" "$TEST_DIR/1.raw" | _filter_qemu_io
  86 echo
  87 echo "== checking that quorum is broken =="
  88
  89 $QEMU_IO -c "open -o $quorum" -c "read -P 0x32 0 $size" | _filter_qemu_io
  90
  91
  92 # success, all done
  93 echo "*** done"
  94 rm -f $seq.full
  95 status=0