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1#!/bin/bash
2#
3# Test image locking
4#
5# Copyright 2016, 2017 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
24seq="$(basename $0)"
25echo "QA output created by $seq"
26
27here="$PWD"
28tmp=/tmp/$$
29status=1 # failure is the default!
30
31_cleanup()
32{
33 _cleanup_test_img
34 rm -f "${TEST_IMG}.base"
35 rm -f "${TEST_IMG}.convert"
36 rm -f "${TEST_IMG}.a"
37 rm -f "${TEST_IMG}.b"
6a1e9096 38 rm -f "${TEST_IMG}.c"
ba898078
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39 rm -f "${TEST_IMG}.lnk"
40}
41trap "_cleanup; exit \$status" 0 1 2 3 15
42
43# get standard environment, filters and checks
44. ./common.rc
45. ./common.filter
46. ./common.qemu
47
48size=32M
49
50_check_ofd()
51{
52 _make_test_img $size >/dev/null
53 if $QEMU_IMG_PROG info --image-opts "driver=file,locking=on,filename=$TEST_IMG" 2>&1 |
54 grep -q 'falling back to POSIX file'; then
55 return 1
56 else
57 return 0
58 fi
59}
60
61_check_ofd || _notrun "OFD lock not available"
62
63_supported_fmt qcow2
64_supported_proto file
65_supported_os Linux
66
67_run_cmd()
68{
69 echo
70 (echo "$@"; "$@" 2>&1 1>/dev/null) | _filter_testdir
71}
72
73function _do_run_qemu()
74{
75 (
76 if ! test -t 0; then
77 while read cmd; do
78 echo $cmd
79 done
80 fi
81 echo quit
82 ) | $QEMU -nographic -monitor stdio -serial none "$@" 1>/dev/null
83}
84
85function _run_qemu_with_images()
86{
87 _do_run_qemu \
88 $(for i in $@; do echo "-drive if=none,file=$i"; done) 2>&1 \
89 | _filter_testdir | _filter_qemu
90}
91
92echo "== readonly=off,force-share=on should be rejected =="
93_run_qemu_with_images null-co://,readonly=off,force-share=on
94
95for opts1 in "" "read-only=on" "read-only=on,force-share=on"; do
96 echo
97 echo "== Creating base image =="
98 TEST_IMG="${TEST_IMG}.base" _make_test_img $size
99
100 echo
101 echo "== Creating test image =="
102 $QEMU_IMG create -f $IMGFMT "${TEST_IMG}" -b ${TEST_IMG}.base | _filter_img_create
103
104 echo
105 echo "== Launching QEMU, opts: '$opts1' =="
106 _launch_qemu -drive file="${TEST_IMG}",if=none,$opts1
107 h=$QEMU_HANDLE
108
109 for opts2 in "" "read-only=on" "read-only=on,force-share=on"; do
110 echo
111 echo "== Launching another QEMU, opts: '$opts2' =="
112 echo "quit" | \
113 $QEMU -nographic -monitor stdio \
114 -drive file="${TEST_IMG}",if=none,$opts2 2>&1 1>/dev/null | \
115 _filter_testdir | _filter_qemu
116 done
117
118 for L in "" "-U"; do
119
120 echo
121 echo "== Running utility commands $L =="
122 _run_cmd $QEMU_IO $L -c "read 0 512" "${TEST_IMG}"
123 _run_cmd $QEMU_IO $L -r -c "read 0 512" "${TEST_IMG}"
124 _run_cmd $QEMU_IO -c "open $L ${TEST_IMG}" -c "read 0 512"
125 _run_cmd $QEMU_IO -c "open -r $L ${TEST_IMG}" -c "read 0 512"
126 _run_cmd $QEMU_IMG info $L "${TEST_IMG}"
127 _run_cmd $QEMU_IMG check $L "${TEST_IMG}"
128 _run_cmd $QEMU_IMG compare $L "${TEST_IMG}" "${TEST_IMG}"
129 _run_cmd $QEMU_IMG map $L "${TEST_IMG}"
130 _run_cmd $QEMU_IMG amend -o "" $L "${TEST_IMG}"
131 _run_cmd $QEMU_IMG commit $L "${TEST_IMG}"
132 _run_cmd $QEMU_IMG resize $L "${TEST_IMG}" $size
133 _run_cmd $QEMU_IMG rebase $L "${TEST_IMG}" -b "${TEST_IMG}.base"
134 _run_cmd $QEMU_IMG snapshot -l $L "${TEST_IMG}"
135 _run_cmd $QEMU_IMG convert $L "${TEST_IMG}" "${TEST_IMG}.convert"
136 _run_cmd $QEMU_IMG dd $L if="${TEST_IMG}" of="${TEST_IMG}.convert" bs=512 count=1
137 _run_cmd $QEMU_IMG bench $L -c 1 "${TEST_IMG}"
138 _run_cmd $QEMU_IMG bench $L -w -c 1 "${TEST_IMG}"
139 done
140 _send_qemu_cmd $h "{ 'execute': 'quit', }" ""
141 echo
142 echo "Round done"
143 _cleanup_qemu
144done
145
146for opt1 in $test_opts; do
147 for opt2 in $test_opts; do
148 echo
149 echo "== Two devices with the same image ($opt1 - $opt2) =="
150 _run_qemu_with_images "${TEST_IMG},$opt1" "${TEST_IMG},$opt2"
151 done
152done
153
154echo "== Creating ${TEST_IMG}.[abc] ==" | _filter_testdir
155(
156 $QEMU_IMG create -f qcow2 "${TEST_IMG}.a" -b "${TEST_IMG}"
157 $QEMU_IMG create -f qcow2 "${TEST_IMG}.b" -b "${TEST_IMG}"
158 $QEMU_IMG create -f qcow2 "${TEST_IMG}.c" -b "${TEST_IMG}.b"
159) | _filter_img_create
160
161echo
162echo "== Two devices sharing the same file in backing chain =="
163_run_qemu_with_images "${TEST_IMG}.a" "${TEST_IMG}.b"
164_run_qemu_with_images "${TEST_IMG}.a" "${TEST_IMG}.c"
165
166echo
167echo "== Backing image also as an active device =="
168_run_qemu_with_images "${TEST_IMG}.a" "${TEST_IMG}"
169
170echo
171echo "== Backing image also as an active device (ro) =="
172_run_qemu_with_images "${TEST_IMG}.a" "${TEST_IMG},readonly=on"
173
174echo
175echo "== Symbolic link =="
176rm -f "${TEST_IMG}.lnk" &>/dev/null
177ln -s ${TEST_IMG} "${TEST_IMG}.lnk" || echo "Failed to create link"
178_run_qemu_with_images "${TEST_IMG}.lnk" "${TEST_IMG}"
179
180echo
181echo "== Closing an image should unlock it =="
182_launch_qemu
183
184_send_qemu_cmd $QEMU_HANDLE \
185 "{ 'execute': 'qmp_capabilities' }" \
186 'return'
187
188echo "Adding drive"
189_send_qemu_cmd $QEMU_HANDLE \
190 "{ 'execute': 'human-monitor-command',
191 'arguments': { 'command-line': 'drive_add 0 if=none,id=d0,file=${TEST_IMG}' } }" \
192 ""
193
194_run_cmd $QEMU_IO "${TEST_IMG}" -c 'write 0 512'
195
196echo "Closing drive"
197_send_qemu_cmd $QEMU_HANDLE \
198 "{ 'execute': 'human-monitor-command',
199 'arguments': { 'command-line': 'drive_del d0' } }" \
200 ""
201
202_run_cmd $QEMU_IO "${TEST_IMG}" -c 'write 0 512'
203
204echo "Adding two and closing one"
205for d in d0 d1; do
206 _send_qemu_cmd $QEMU_HANDLE \
207 "{ 'execute': 'human-monitor-command',
208 'arguments': { 'command-line': 'drive_add 0 if=none,id=$d,file=${TEST_IMG},readonly=on' } }" \
209 ""
210done
211
212_run_cmd $QEMU_IMG info "${TEST_IMG}"
213
214_send_qemu_cmd $QEMU_HANDLE \
215 "{ 'execute': 'human-monitor-command',
216 'arguments': { 'command-line': 'drive_del d0' } }" \
217 ""
218
219_run_cmd $QEMU_IO "${TEST_IMG}" -c 'write 0 512'
220
221echo "Closing the other"
222_send_qemu_cmd $QEMU_HANDLE \
223 "{ 'execute': 'human-monitor-command',
224 'arguments': { 'command-line': 'drive_del d1' } }" \
225 ""
226
227_run_cmd $QEMU_IO "${TEST_IMG}" -c 'write 0 512'
228
229_cleanup_qemu
230
231# success, all done
232echo "*** done"
233rm -f $seq.full
234status=0
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