11a6e5979SStefan Hajnoczi#!/bin/bash 21a6e5979SStefan Hajnoczi# 31a6e5979SStefan Hajnoczi# Test that opening O_DIRECT succeeds when image file I/O produces EIO 41a6e5979SStefan Hajnoczi# 51a6e5979SStefan Hajnoczi# Copyright (C) 2015 Red Hat, Inc. 61a6e5979SStefan Hajnoczi# 71a6e5979SStefan Hajnoczi# This program is free software; you can redistribute it and/or modify 81a6e5979SStefan Hajnoczi# it under the terms of the GNU General Public License as published by 91a6e5979SStefan Hajnoczi# the Free Software Foundation; either version 2 of the License, or 101a6e5979SStefan Hajnoczi# (at your option) any later version. 111a6e5979SStefan Hajnoczi# 121a6e5979SStefan Hajnoczi# This program is distributed in the hope that it will be useful, 131a6e5979SStefan Hajnoczi# but WITHOUT ANY WARRANTY; without even the implied warranty of 141a6e5979SStefan Hajnoczi# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 151a6e5979SStefan Hajnoczi# GNU General Public License for more details. 161a6e5979SStefan Hajnoczi# 171a6e5979SStefan Hajnoczi# You should have received a copy of the GNU General Public License 181a6e5979SStefan Hajnoczi# along with this program. If not, see <http://www.gnu.org/licenses/>. 191a6e5979SStefan Hajnoczi# 201a6e5979SStefan Hajnoczi 211a6e5979SStefan Hajnoczi# creator 221a6e5979SStefan Hajnocziowner=stefanha@redhat.com 231a6e5979SStefan Hajnoczi 241a6e5979SStefan Hajnocziseq=`basename $0` 251a6e5979SStefan Hajnocziecho "QA output created by $seq" 261a6e5979SStefan Hajnoczi 271a6e5979SStefan Hajnoczihere=`pwd` 281a6e5979SStefan Hajnoczitmp=/tmp/$$ 291a6e5979SStefan Hajnoczistatus=1 # failure is the default! 301a6e5979SStefan Hajnoczi 311a6e5979SStefan Hajnoczidevname="eiodev$$" 329aa711d7SFam Zhengsudo="" 331a6e5979SStefan Hajnoczi 34*bb3c801dSMax Reitz_sudo_qemu_io_wrapper() 35*bb3c801dSMax Reitz{ 36*bb3c801dSMax Reitz (exec $sudo "$QEMU_IO_PROG" $QEMU_IO_OPTIONS "$@") 37*bb3c801dSMax Reitz} 38*bb3c801dSMax Reitz 391a6e5979SStefan Hajnoczi_setup_eiodev() 401a6e5979SStefan Hajnoczi{ 411a6e5979SStefan Hajnoczi # This test should either be run as root or with passwordless sudo 421a6e5979SStefan Hajnoczi for cmd in "" "sudo -n"; do 431a6e5979SStefan Hajnoczi echo "0 $((1024 * 1024 * 1024 / 512)) error" | \ 441a6e5979SStefan Hajnoczi $cmd dmsetup create "$devname" 2>/dev/null 451a6e5979SStefan Hajnoczi if [ "$?" -eq 0 ]; then 469aa711d7SFam Zheng sudo="$cmd" 471a6e5979SStefan Hajnoczi return 481a6e5979SStefan Hajnoczi fi 491a6e5979SStefan Hajnoczi done 501a6e5979SStefan Hajnoczi _notrun "root privileges required to run dmsetup" 511a6e5979SStefan Hajnoczi} 521a6e5979SStefan Hajnoczi 531a6e5979SStefan Hajnoczi_cleanup_eiodev() 541a6e5979SStefan Hajnoczi{ 551a6e5979SStefan Hajnoczi for cmd in "" "sudo -n"; do 561a6e5979SStefan Hajnoczi $cmd dmsetup remove "$devname" 2>/dev/null 571a6e5979SStefan Hajnoczi if [ "$?" -eq 0 ]; then 581a6e5979SStefan Hajnoczi return 591a6e5979SStefan Hajnoczi fi 601a6e5979SStefan Hajnoczi done 611a6e5979SStefan Hajnoczi} 621a6e5979SStefan Hajnoczi 631a6e5979SStefan Hajnoczi_cleanup() 641a6e5979SStefan Hajnoczi{ 651a6e5979SStefan Hajnoczi _cleanup_eiodev 661a6e5979SStefan Hajnoczi} 671a6e5979SStefan Hajnoczitrap "_cleanup; exit \$status" 0 1 2 3 15 681a6e5979SStefan Hajnoczi 691a6e5979SStefan Hajnoczi# get standard environment, filters and checks 701a6e5979SStefan Hajnoczi. ./common.rc 711a6e5979SStefan Hajnoczi. ./common.filter 721a6e5979SStefan Hajnoczi 731a6e5979SStefan Hajnoczi_supported_fmt raw 741a6e5979SStefan Hajnoczi_supported_proto file 751a6e5979SStefan Hajnoczi_supported_os Linux 761a6e5979SStefan Hajnoczi 771a6e5979SStefan Hajnoczi_setup_eiodev 781a6e5979SStefan Hajnoczi 791a6e5979SStefan HajnocziTEST_IMG="/dev/mapper/$devname" 801a6e5979SStefan Hajnoczi 811a6e5979SStefan Hajnocziecho 821a6e5979SStefan Hajnocziecho "== reading from error device ==" 831a6e5979SStefan Hajnoczi# Opening image should succeed but the read operation should fail 84*bb3c801dSMax Reitz_sudo_qemu_io_wrapper --format "$IMGFMT" --nocache \ 85*bb3c801dSMax Reitz -c "read 0 65536" "$TEST_IMG" \ 86*bb3c801dSMax Reitz | _filter_qemu_io 871a6e5979SStefan Hajnoczi 881a6e5979SStefan Hajnoczi# success, all done 891a6e5979SStefan Hajnocziecho "*** done" 901a6e5979SStefan Hajnoczirm -f $seq.full 911a6e5979SStefan Hajnoczistatus=0 92