quorum: Add unit test.

#!/bin/bash

#

# Test Quorum block driver

#

# Copyright (C) 2013 Nodalink, SARL.

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

#

# creator

owner=benoit@irqsave.net

seq=`basename $0`

echo "QA output created by $seq"

here=`pwd`

tmp=/tmp/$$

status=1	# failure is the default!

_cleanup()

{

    rm -rf $TEST_DIR/1.raw

    rm -rf $TEST_DIR/2.raw

    rm -rf $TEST_DIR/3.raw

}

trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks

. ./common.rc

. ./common.filter

_supported_fmt raw

_supported_proto generic

_supported_os Linux

quorum="file.driver=quorum,file.children.0.file.filename=$TEST_DIR/1.raw"

quorum="$quorum,file.children.1.file.filename=$TEST_DIR/2.raw"

quorum="$quorum,file.children.2.file.filename=$TEST_DIR/3.raw,file.vote-threshold=2"

echo

echo "== creating quorum files =="

size=10M

TEST_IMG="$TEST_DIR/1.raw" _make_test_img $size

TEST_IMG="$TEST_DIR/2.raw" _make_test_img $size

TEST_IMG="$TEST_DIR/3.raw" _make_test_img $size

echo

echo "== writing images =="

$QEMU_IO -c "open -o $quorum" -c "write -P 0x32 0 $size" | _filter_qemu_io

echo

echo "== checking quorum write =="

$QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/1.raw" | _filter_qemu_io

$QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io

$QEMU_IO -c "read -P 0x32 0 $size" "$TEST_DIR/3.raw" | _filter_qemu_io

echo

echo "== corrupting image =="

$QEMU_IO -c "write -P 0x42 0 $size" "$TEST_DIR/2.raw" | _filter_qemu_io

echo

echo "== checking quorum correction =="

$QEMU_IO -c "open -o $quorum" -c "read -P 0x32 0 $size" | _filter_qemu_io

echo

echo "== breaking quorum =="

$QEMU_IO -c "write -P 0x41 0 $size" "$TEST_DIR/1.raw" | _filter_qemu_io

echo

echo "== checking that quorum is broken =="

$QEMU_IO -c "open -o $quorum" -c "read -P 0x32 0 $size" | _filter_qemu_io

# success, all done

echo "*** done"

rm -f $seq.full

status=0

QA output created by 081

== creating quorum files ==

Formatting 'TEST_DIR/1.IMGFMT', fmt=IMGFMT size=10485760 

Formatting 'TEST_DIR/2.IMGFMT', fmt=IMGFMT size=10485760 

Formatting 'TEST_DIR/3.IMGFMT', fmt=IMGFMT size=10485760 

== writing images ==

wrote 10485760/10485760 bytes at offset 0

10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

== checking quorum write ==

read 10485760/10485760 bytes at offset 0

10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 10485760/10485760 bytes at offset 0

10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 10485760/10485760 bytes at offset 0

10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

== corrupting image ==

wrote 10485760/10485760 bytes at offset 0

10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

== checking quorum correction ==

read 10485760/10485760 bytes at offset 0

10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

== breaking quorum ==

wrote 10485760/10485760 bytes at offset 0

10 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

== checking that quorum is broken ==

qemu-io: can't open device (null): Could not read image for determining its format: Input/output error

*** done

074 rw auto

077 rw auto

079 rw auto

081 rw auto

082 rw auto quick