1#!/usr/bin/env bash 2# 3# qcow2 pattern test, complex patterns including compression and snapshots 4# Using patterns for 4k cluster size. 5# 6# 7# Copyright (C) 2009 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 24owner=kwolf@redhat.com 25 26seq=`basename $0` 27echo "QA output created by $seq" 28 29status=1 # failure is the default! 30 31_cleanup() 32{ 33 _cleanup_test_img 34} 35trap "_cleanup; exit \$status" 0 1 2 3 15 36 37# get standard environment, filters and checks 38. ./common.rc 39. ./common.filter 40. ./common.pattern 41 42# much of this could be generic for any format supporting snapshots 43_supported_fmt qcow2 44_supported_proto file 45_supported_os Linux 46# Compression and snapshots do not work with external data files 47_unsupported_imgopts data_file 48 49TEST_OFFSETS="0 4294967296" 50TEST_OPS="writev read write readv" 51CLUSTER_SIZE=4096 52 53_make_test_img 6G 54 55echo "Testing empty image:" 56for offset in $TEST_OFFSETS; do 57 echo test2: With offset $offset 58 io_test2 $offset $CLUSTER_SIZE 256 59 _check_test_img 60done 61 62# With snapshots 63for i in `seq 1 3`; do 64 $QEMU_IMG snapshot -c test$i "$TEST_IMG" 65 for offset in $TEST_OFFSETS; do 66 echo With snapshot test$i, offset $offset 67 for op in $TEST_OPS; do 68 io_test $op $offset $CLUSTER_SIZE 8 69 done 70 _check_test_img 71 done 72done 73 74# success, all done 75echo "*** done" 76rm -f $seq.full 77status=0 78