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52280eac KW |
1 | #!/bin/bash |
2 | # | |
3 | # qcow2 error path testing | |
4 | # | |
5 | # Copyright (C) 2010 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 | owner=kwolf@redhat.com | |
23 | ||
24 | seq=`basename $0` | |
25 | echo "QA output created by $seq" | |
26 | ||
27 | here=`pwd` | |
28 | tmp=/tmp/$$ | |
29 | status=1 # failure is the default! | |
30 | ||
31 | _cleanup() | |
32 | { | |
33 | _cleanup_test_img | |
34 | rm $TEST_DIR/blkdebug.conf | |
35 | } | |
36 | trap "_cleanup; exit \$status" 0 1 2 3 15 | |
37 | ||
38 | # get standard environment, filters and checks | |
39 | . ./common.rc | |
40 | . ./common.filter | |
41 | . ./common.pattern | |
42 | ||
43 | # Currently only qcow2 supports rebasing | |
44 | _supported_fmt qcow2 | |
9cdfa1b3 | 45 | _supported_proto generic |
52280eac KW |
46 | _supported_os Linux |
47 | ||
48 | ||
49 | echo "Errors while writing 128 kB" | |
50 | echo | |
51 | ||
52 | CLUSTER_SIZE=1024 | |
53 | ||
54 | BLKDBG_TEST_IMG="blkdebug:$TEST_DIR/blkdebug.conf:$TEST_IMG" | |
55 | ||
56 | for event in \ | |
57 | l1_update \ | |
58 | \ | |
59 | l2_load \ | |
60 | l2_update \ | |
61 | l2_alloc.write \ | |
62 | \ | |
63 | write_aio \ | |
64 | \ | |
65 | refblock_load \ | |
66 | refblock_update_part \ | |
67 | refblock_alloc \ | |
68 | \ | |
69 | cluster_alloc \ | |
70 | ||
71 | do | |
72 | ||
73 | for errno in 5 28; do | |
74 | for imm in off; do | |
75 | for once in on off; do | |
76 | for vmstate in "" "-b"; do | |
77 | ||
78 | cat > $TEST_DIR/blkdebug.conf <<EOF | |
79 | [inject-error] | |
80 | event = "$event" | |
81 | errno = "$errno" | |
82 | immediately = "$imm" | |
83 | once ="$once" | |
84 | EOF | |
85 | ||
86 | _make_test_img 1G | |
87 | ||
88 | echo | |
89 | echo "Event: $event; errno: $errno; imm: $imm; once: $once; write $vmstate" | |
92ab69b6 KW |
90 | |
91 | # We want to catch a simple L2 update, not the allocation of the first L2 table | |
92 | if [ "$event" == "l2_update" ]; then | |
93 | $QEMU_IO -c "write $vmstate 0 512" $TEST_IMG > /dev/null 2>&1 | |
94 | fi | |
95 | ||
52280eac KW |
96 | $QEMU_IO -c "write $vmstate 0 128k " $BLKDBG_TEST_IMG | _filter_qemu_io |
97 | ||
98 | # l2_load is not called on allocation, so issue a second write | |
99 | # Reads are another path to trigger l2_load, so do a read, too | |
100 | if [ "$event" == "l2_load" ]; then | |
101 | $QEMU_IO -c "write $vmstate 0 128k " $BLKDBG_TEST_IMG | _filter_qemu_io | |
102 | $QEMU_IO -c "read $vmstate 0 128k " $BLKDBG_TEST_IMG | _filter_qemu_io | |
103 | fi | |
104 | ||
105 | $QEMU_IMG check $TEST_IMG 2>&1 | grep -v "refcount=1 reference=0" | |
106 | ||
107 | done | |
108 | done | |
109 | done | |
110 | done | |
111 | done | |
112 | ||
113 | ||
114 | echo | |
115 | echo === Refcout table growth tests === | |
116 | echo | |
117 | CLUSTER_SIZE=512 | |
118 | ||
119 | ||
120 | for event in \ | |
121 | refblock_alloc.hookup \ | |
122 | refblock_alloc.write \ | |
123 | refblock_alloc.write_blocks \ | |
124 | refblock_alloc.write_table \ | |
125 | refblock_alloc.switch_table \ | |
126 | ||
127 | do | |
128 | ||
129 | # This one takes a while, so let's test only one error code (ENOSPC should | |
130 | # never be generated by qemu, so it's probably a good choice) | |
131 | for errno in 28; do | |
132 | for imm in off; do | |
133 | for once in on off; do | |
134 | for vmstate in "" "-b"; do | |
135 | ||
136 | cat > $TEST_DIR/blkdebug.conf <<EOF | |
137 | [inject-error] | |
138 | event = "$event" | |
139 | errno = "$errno" | |
140 | immediately = "$imm" | |
141 | once = "$once" | |
142 | EOF | |
143 | ||
144 | _make_test_img 1G | |
145 | ||
146 | echo | |
147 | echo "Event: $event; errno: $errno; imm: $imm; once: $once; write $vmstate" | |
148 | $QEMU_IO -c "write $vmstate 0 64M" $BLKDBG_TEST_IMG | _filter_qemu_io | |
149 | ||
150 | $QEMU_IMG check $TEST_IMG 2>&1 | grep -v "refcount=1 reference=0" | |
151 | ||
152 | done | |
153 | done | |
154 | done | |
155 | done | |
156 | done | |
157 | ||
158 | echo | |
159 | echo === L1 growth tests === | |
160 | echo | |
161 | CLUSTER_SIZE=1024 | |
162 | ||
163 | ||
164 | for event in \ | |
165 | l1_grow.alloc_table \ | |
166 | l1_grow.write_table \ | |
167 | l1_grow.activate_table \ | |
168 | ||
169 | do | |
170 | ||
171 | for errno in 5 28; do | |
172 | for imm in off; do | |
173 | for once in on off; do | |
174 | ||
175 | cat > $TEST_DIR/blkdebug.conf <<EOF | |
176 | [inject-error] | |
177 | event = "$event" | |
178 | errno = "$errno" | |
179 | immediately = "$imm" | |
180 | once = "$once" | |
181 | EOF | |
182 | ||
183 | _make_test_img 1G | |
184 | ||
185 | echo | |
186 | echo "Event: $event; errno: $errno; imm: $imm; once: $once" | |
187 | $QEMU_IO -c "write -b 0 64k" $BLKDBG_TEST_IMG | _filter_qemu_io | |
188 | ||
189 | $QEMU_IMG check $TEST_IMG 2>&1 | grep -v "refcount=1 reference=0" | |
190 | ||
191 | done | |
192 | done | |
193 | done | |
194 | done | |
195 | ||
196 | # success, all done | |
197 | echo "*** done" | |
198 | rm -f $seq.full | |
199 | status=0 |