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1 #!/bin/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
22 [email protected]
23
24 seq="$(basename $0)"
25 echo "QA output created by $seq"
26
27 here="$PWD"
28 status=1        # failure is the default!
29
30 _cleanup()
31 {
32         _cleanup_test_img
33 }
34 trap "_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 _supported_os Linux
43
44 function do_run_qemu()
45 {
46     (
47         if ! test -t 0; then
48             while read cmd; do
49                 echo $cmd
50             done
51         fi
52         echo quit
53     ) | $QEMU -nodefaults -nographic -monitor stdio -serial none "$@"
54     echo
55 }
56
57 function run_qemu()
58 {
59     do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_imgfmt \
60                           | _filter_qemu | _filter_generated_node_ids
61 }
62
63
64 size=128M
65 if test "$IMGOPTSSYNTAX" = "true"
66 then
67     SYSEMU_DRIVE_ARG=if=none,$TEST_IMG
68     SYSEMU_EXTRA_ARGS=""
69     if [ -n "$IMGKEYSECRET" ]; then
70         SECRET_ARG="secret,id=keysec0,data=$IMGKEYSECRET"
71         SYSEMU_EXTRA_ARGS="-object $SECRET_ARG"
72     fi
73 else
74     SYSEMU_DRIVE_ARG=if=none,file="$TEST_IMG",driver=$IMGFMT
75     SYSEMU_EXTRA_ARGS=""
76 fi
77
78 _make_test_img $size
79
80 echo
81 echo "=== Setting WCE with qdev and with manually created BB ==="
82 echo
83
84 # The qdev option takes precedence, but if it isn't given or 'auto', the BB
85 # option is used instead.
86
87 for cache in "writeback" "writethrough"; do
88     for wce in "" ",write-cache=auto" ",write-cache=on" ",write-cache=off"; do
89         echo "Testing: cache='$cache' wce='$wce'"
90         echo "info block" \
91             | run_qemu $SYSEMU_EXTRA_ARGS -drive "$SYSEMU_DRIVE_ARG,cache=$cache" \
92                        -device "virtio-blk,drive=none0$wce" \
93             | grep -e "Testing" -e "Cache mode"
94     done
95 done
96
97 # success, all done
98 echo "*** done"
99 rm -f $seq.full
100 status=0
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