1*ab3a32adSKevin Wolf#!/bin/bash 2*ab3a32adSKevin Wolf# 3*ab3a32adSKevin Wolf# Test bdrv_write_zeroes with backing files 4*ab3a32adSKevin Wolf# 5*ab3a32adSKevin Wolf# Copyright (C) 2012 Red Hat, Inc. 6*ab3a32adSKevin Wolf# 7*ab3a32adSKevin Wolf# This program is free software; you can redistribute it and/or modify 8*ab3a32adSKevin Wolf# it under the terms of the GNU General Public License as published by 9*ab3a32adSKevin Wolf# the Free Software Foundation; either version 2 of the License, or 10*ab3a32adSKevin Wolf# (at your option) any later version. 11*ab3a32adSKevin Wolf# 12*ab3a32adSKevin Wolf# This program is distributed in the hope that it will be useful, 13*ab3a32adSKevin Wolf# but WITHOUT ANY WARRANTY; without even the implied warranty of 14*ab3a32adSKevin Wolf# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15*ab3a32adSKevin Wolf# GNU General Public License for more details. 16*ab3a32adSKevin Wolf# 17*ab3a32adSKevin Wolf# You should have received a copy of the GNU General Public License 18*ab3a32adSKevin Wolf# along with this program. If not, see <http://www.gnu.org/licenses/>. 19*ab3a32adSKevin Wolf# 20*ab3a32adSKevin Wolf 21*ab3a32adSKevin Wolf# creator 22*ab3a32adSKevin Wolfowner=kwolf@redhat.com 23*ab3a32adSKevin Wolf 24*ab3a32adSKevin Wolfseq=`basename $0` 25*ab3a32adSKevin Wolfecho "QA output created by $seq" 26*ab3a32adSKevin Wolf 27*ab3a32adSKevin Wolfhere=`pwd` 28*ab3a32adSKevin Wolftmp=/tmp/$$ 29*ab3a32adSKevin Wolfstatus=1 # failure is the default! 30*ab3a32adSKevin Wolf 31*ab3a32adSKevin Wolf_cleanup() 32*ab3a32adSKevin Wolf{ 33*ab3a32adSKevin Wolf _cleanup_test_img 34*ab3a32adSKevin Wolf} 35*ab3a32adSKevin Wolftrap "_cleanup; exit \$status" 0 1 2 3 15 36*ab3a32adSKevin Wolf 37*ab3a32adSKevin Wolf# get standard environment, filters and checks 38*ab3a32adSKevin Wolf. ./common.rc 39*ab3a32adSKevin Wolf. ./common.filter 40*ab3a32adSKevin Wolf 41*ab3a32adSKevin Wolf_supported_fmt qcow qcow2 vmdk qed 42*ab3a32adSKevin Wolf_supported_proto generic 43*ab3a32adSKevin Wolf_supported_os Linux 44*ab3a32adSKevin Wolf 45*ab3a32adSKevin WolfCLUSTER_SIZE=4k 46*ab3a32adSKevin Wolfsize=128M 47*ab3a32adSKevin Wolf 48*ab3a32adSKevin Wolfecho 49*ab3a32adSKevin Wolfecho "== creating backing file for COW tests ==" 50*ab3a32adSKevin Wolf 51*ab3a32adSKevin Wolf_make_test_img $size 52*ab3a32adSKevin Wolf$QEMU_IO -c "write -P 0x55 0 1M" $TEST_IMG | _filter_qemu_io 53*ab3a32adSKevin Wolfmv $TEST_IMG $TEST_IMG.base 54*ab3a32adSKevin Wolf 55*ab3a32adSKevin Wolf_make_test_img -b $TEST_IMG.base 6G 56*ab3a32adSKevin Wolf 57*ab3a32adSKevin Wolfecho 58*ab3a32adSKevin Wolfecho "== zero write with backing file ==" 59*ab3a32adSKevin Wolf$QEMU_IO -c "write -z 64k 192k" $TEST_IMG | _filter_qemu_io 60*ab3a32adSKevin Wolf$QEMU_IO -c "write -z 513k 13k" $TEST_IMG | _filter_qemu_io 61*ab3a32adSKevin Wolf 62*ab3a32adSKevin Wolf_check_test_img 63*ab3a32adSKevin Wolf 64*ab3a32adSKevin Wolfecho 65*ab3a32adSKevin Wolfecho "== verifying patterns (3) ==" 66*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x55 0 64k" $TEST_IMG | _filter_qemu_io 67*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x0 64k 192k" $TEST_IMG | _filter_qemu_io 68*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x55 256k 257k" $TEST_IMG | _filter_qemu_io 69*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x0 513k 13k" $TEST_IMG | _filter_qemu_io 70*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x55 526k 498k" $TEST_IMG | _filter_qemu_io 71*ab3a32adSKevin Wolf 72*ab3a32adSKevin Wolfecho 73*ab3a32adSKevin Wolfecho "== overwriting zero cluster ==" 74*ab3a32adSKevin Wolf$QEMU_IO -c "write -P 0xa 60k 8k" $TEST_IMG | _filter_qemu_io 75*ab3a32adSKevin Wolf$QEMU_IO -c "write -P 0xb 64k 8k" $TEST_IMG | _filter_qemu_io 76*ab3a32adSKevin Wolf$QEMU_IO -c "write -P 0xc 76k 4k" $TEST_IMG | _filter_qemu_io 77*ab3a32adSKevin Wolf$QEMU_IO -c "write -P 0xd 252k 8k" $TEST_IMG | _filter_qemu_io 78*ab3a32adSKevin Wolf$QEMU_IO -c "write -P 0xe 248k 8k" $TEST_IMG | _filter_qemu_io 79*ab3a32adSKevin Wolf 80*ab3a32adSKevin Wolf_check_test_img 81*ab3a32adSKevin Wolf 82*ab3a32adSKevin Wolfecho 83*ab3a32adSKevin Wolfecho "== verifying patterns (4) ==" 84*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x55 0 60k" $TEST_IMG | _filter_qemu_io 85*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0xa 60k 4k" $TEST_IMG | _filter_qemu_io 86*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0xb 64k 8k" $TEST_IMG | _filter_qemu_io 87*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x0 72k 4k" $TEST_IMG | _filter_qemu_io 88*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0xc 76k 4k" $TEST_IMG | _filter_qemu_io 89*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x0 80k 168k" $TEST_IMG | _filter_qemu_io 90*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0xe 248k 8k" $TEST_IMG | _filter_qemu_io 91*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0xd 256k 4k" $TEST_IMG | _filter_qemu_io 92*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x55 260k 64k" $TEST_IMG | _filter_qemu_io 93*ab3a32adSKevin Wolf 94*ab3a32adSKevin Wolfecho 95*ab3a32adSKevin Wolfecho "== re-zeroing overwritten area ==" 96*ab3a32adSKevin Wolf$QEMU_IO -c "write -z 64k 192k" $TEST_IMG | _filter_qemu_io 97*ab3a32adSKevin Wolf 98*ab3a32adSKevin Wolf_check_test_img 99*ab3a32adSKevin Wolf 100*ab3a32adSKevin Wolfecho 101*ab3a32adSKevin Wolfecho "== verifying patterns (5) ==" 102*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x55 0 60k" $TEST_IMG | _filter_qemu_io 103*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0xa 60k 4k" $TEST_IMG | _filter_qemu_io 104*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x0 64k 192k" $TEST_IMG | _filter_qemu_io 105*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0xd 256k 4k" $TEST_IMG | _filter_qemu_io 106*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x55 260k 253k" $TEST_IMG | _filter_qemu_io 107*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x0 513k 13k" $TEST_IMG | _filter_qemu_io 108*ab3a32adSKevin Wolf$QEMU_IO -c "read -P 0x55 526k 498k" $TEST_IMG | _filter_qemu_io 109*ab3a32adSKevin Wolf 110*ab3a32adSKevin Wolf# success, all done 111*ab3a32adSKevin Wolfecho "*** done" 112*ab3a32adSKevin Wolfrm -f $seq.full 113*ab3a32adSKevin Wolfstatus=0 114