1#!/usr/bin/env bash
2# group: quick
3#
4# Test command line configuration of block devices with qdev
5#
6# Copyright (C) 2016 Red Hat, Inc.
7#
8# This program is free software; you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation; either version 2 of the License, or
11# (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program.  If not, see <http://www.gnu.org/licenses/>.
20#
21
22# creator
23owner=kwolf@redhat.com
24
25seq="$(basename $0)"
26echo "QA output created by $seq"
27
28status=1	# failure is the default!
29
30_cleanup()
31{
32	_cleanup_test_img
33}
34trap "_cleanup; exit \$status" 0 1 2 3 15
35
36# get standard environment, filters and checks
37. ./common.rc
38. ./common.filter
39
40_supported_fmt generic
41_supported_proto file
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