1ae6ef019SMax Reitz#!/usr/bin/env bash 2ae6ef019SMax Reitz# 3ae6ef019SMax Reitz# Test reverse-ordered qcow2 writes on a sub-cluster level 4ae6ef019SMax Reitz# 5ae6ef019SMax Reitz# Copyright (C) 2019 Red Hat, Inc. 6ae6ef019SMax Reitz# 7ae6ef019SMax Reitz# This program is free software; you can redistribute it and/or modify 8ae6ef019SMax Reitz# it under the terms of the GNU General Public License as published by 9ae6ef019SMax Reitz# the Free Software Foundation; either version 2 of the License, or 10ae6ef019SMax Reitz# (at your option) any later version. 11ae6ef019SMax Reitz# 12ae6ef019SMax Reitz# This program is distributed in the hope that it will be useful, 13ae6ef019SMax Reitz# but WITHOUT ANY WARRANTY; without even the implied warranty of 14ae6ef019SMax Reitz# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15ae6ef019SMax Reitz# GNU General Public License for more details. 16ae6ef019SMax Reitz# 17ae6ef019SMax Reitz# You should have received a copy of the GNU General Public License 18ae6ef019SMax Reitz# along with this program. If not, see <http://www.gnu.org/licenses/>. 19ae6ef019SMax Reitz# 20ae6ef019SMax Reitz 21ae6ef019SMax Reitzseq=$(basename $0) 22ae6ef019SMax Reitzecho "QA output created by $seq" 23ae6ef019SMax Reitz 24ae6ef019SMax Reitzstatus=1 # failure is the default! 25ae6ef019SMax Reitz 26ae6ef019SMax Reitz_cleanup() 27ae6ef019SMax Reitz{ 28ae6ef019SMax Reitz _cleanup_test_img 29ae6ef019SMax Reitz} 30ae6ef019SMax Reitztrap "_cleanup; exit \$status" 0 1 2 3 15 31ae6ef019SMax Reitz 32ae6ef019SMax Reitz# get standard environment, filters and checks 33ae6ef019SMax Reitz. ./common.rc 34ae6ef019SMax Reitz. ./common.filter 35ae6ef019SMax Reitz 36ae6ef019SMax Reitz# qcow2-specific test 37ae6ef019SMax Reitz_supported_fmt qcow2 38*57284d2aSMax Reitz_supported_proto file fuse 39ae6ef019SMax Reitz_supported_os Linux 40ae6ef019SMax Reitz 41ae6ef019SMax Reitzecho '--- Writing to the image ---' 42ae6ef019SMax Reitz 43ae6ef019SMax Reitz# Reduce cluster size so we get more and quicker I/O 44407fb56aSMax Reitz_make_test_img -o 'cluster_size=4096' 1M 45ae6ef019SMax Reitz(for ((kb = 1024 - 4; kb >= 0; kb -= 4)); do \ 46ae6ef019SMax Reitz echo "aio_write -P 42 $((kb + 1))k 2k"; \ 47ae6ef019SMax Reitz done) \ 48ae6ef019SMax Reitz | $QEMU_IO "$TEST_IMG" > /dev/null 49ae6ef019SMax Reitz 50ae6ef019SMax Reitzecho '--- Verifying its content ---' 51ae6ef019SMax Reitz 52ae6ef019SMax Reitz(for ((kb = 0; kb < 1024; kb += 4)); do \ 53ae6ef019SMax Reitz echo "read -P 0 ${kb}k 1k"; \ 54ae6ef019SMax Reitz echo "read -P 42 $((kb + 1))k 2k"; \ 55ae6ef019SMax Reitz echo "read -P 0 $((kb + 3))k 1k"; \ 56ae6ef019SMax Reitz done) \ 57ae6ef019SMax Reitz | $QEMU_IO "$TEST_IMG" | _filter_qemu_io | grep 'verification' 58ae6ef019SMax Reitz 59ae6ef019SMax Reitz# Status of qemu-io 60ae6ef019SMax Reitzif [ ${PIPESTATUS[1]} = 0 ]; then 61ae6ef019SMax Reitz echo 'Content verified.' 62ae6ef019SMax Reitzfi 63ae6ef019SMax Reitz 64ae6ef019SMax Reitz# success, all done 65ae6ef019SMax Reitzecho "*** done" 66ae6ef019SMax Reitzrm -f $seq.full 67ae6ef019SMax Reitzstatus=0 68