1#!/usr/bin/env bash 2# 3# Test command line configuration of block devices with qdev 4# 5# Copyright (C) 2016 Red Hat, Inc. 6# 7# This program is free software; you can redistribute it and/or modify 8# it under the terms of the GNU General Public License as published by 9# the Free Software Foundation; either version 2 of the License, or 10# (at your option) any later version. 11# 12# This program is distributed in the hope that it will be useful, 13# but WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15# GNU General Public License for more details. 16# 17# You should have received a copy of the GNU General Public License 18# along with this program. If not, see <http://www.gnu.org/licenses/>. 19# 20 21# creator 22owner=kwolf@redhat.com 23 24seq="$(basename $0)" 25echo "QA output created by $seq" 26 27status=1 # failure is the default! 28 29_cleanup() 30{ 31 _cleanup_test_img 32} 33trap "_cleanup; exit \$status" 0 1 2 3 15 34 35# get standard environment, filters and checks 36. ./common.rc 37. ./common.filter 38 39_supported_fmt generic 40_supported_proto file 41_supported_os Linux 42 43do_run_qemu() 44{ 45 ( 46 if ! test -t 0; then 47 while read cmd; do 48 echo $cmd 49 done 50 fi 51 echo quit 52 ) | $QEMU -nodefaults -nographic -monitor stdio -serial none "$@" 53 echo 54} 55 56run_qemu() 57{ 58 do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_imgfmt \ 59 | _filter_qemu | _filter_generated_node_ids 60} 61 62 63size=128M 64if test "$IMGOPTSSYNTAX" = "true" 65then 66 SYSEMU_DRIVE_ARG=if=none,$TEST_IMG 67 SYSEMU_EXTRA_ARGS="" 68 if [ -n "$IMGKEYSECRET" ]; then 69 SECRET_ARG="secret,id=keysec0,data=$IMGKEYSECRET" 70 SYSEMU_EXTRA_ARGS="-object $SECRET_ARG" 71 fi 72else 73 SYSEMU_DRIVE_ARG=if=none,file="$TEST_IMG",driver=$IMGFMT 74 SYSEMU_EXTRA_ARGS="" 75fi 76 77_make_test_img $size 78 79echo 80echo "=== Setting WCE with qdev and with manually created BB ===" 81echo 82 83# The qdev option takes precedence, but if it isn't given or 'auto', the BB 84# option is used instead. 85 86for cache in "writeback" "writethrough"; do 87 for wce in "" ",write-cache=auto" ",write-cache=on" ",write-cache=off"; do 88 echo "Testing: cache='$cache' wce='$wce'" 89 echo "info block" \ 90 | run_qemu $SYSEMU_EXTRA_ARGS -drive "$SYSEMU_DRIVE_ARG,cache=$cache" \ 91 -device "virtio-blk,drive=none0$wce" \ 92 | grep -e "Testing" -e "Cache mode" 93 done 94done 95 96# success, all done 97echo "*** done" 98rm -f $seq.full 99status=0 100