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4c80129b JR |
1 | #!/bin/bash |
2 | # | |
3 | # Copyright (C) - 2015 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com> | |
4 | # | |
5 | # This library is free software; you can redistribute it and/or modify it under | |
6 | # the terms of the GNU Lesser General Public License as published by the Free | |
7 | # Software Foundation; version 2.1 of the License. | |
8 | # | |
9 | # This library is distributed in the hope that it will be useful, but WITHOUT | |
10 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
11 | # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more | |
12 | # details. | |
13 | # | |
14 | # You should have received a copy of the GNU Lesser General Public License | |
15 | # along with this library; if not, write to the Free Software Foundation, Inc., | |
16 | # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
17 | ||
18 | TEST_DESC="LTTng-crash & shm testing" | |
19 | ||
20 | CURDIR=$(dirname $0)/ | |
21 | TESTDIR=$CURDIR/../../../ | |
22 | CRASH_BIN="lttng-crash" | |
23 | ||
24 | # Test app for ust event | |
25 | TESTAPP_PATH="$TESTDIR/utils/testapp" | |
26 | TESTAPP_NAME="gen-ust-events" | |
27 | TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME" | |
28 | NR_USEC_WAIT=0 | |
29 | NR_ITER=-1 | |
30 | ||
31 | # Temp file output | |
32 | OUTPUT_DIR=$(mktemp -d) | |
33 | ||
93c4b583 | 34 | NUM_TESTS=71 |
4c80129b JR |
35 | |
36 | source $TESTDIR/utils/utils.sh | |
37 | ||
38 | # Global declaration for simplification | |
39 | LTTNG_CRASH=$TESTDIR/../src/bin/lttng-crash/$CRASH_BIN | |
40 | ||
41 | # MUST set TESTDIR before calling those functions | |
42 | plan_tests $NUM_TESTS | |
43 | ||
44 | print_test_banner "$TEST_DESC" | |
45 | ||
46 | function start_test_app() | |
47 | { | |
48 | local tmp_file=$(mktemp -u) | |
49 | ||
50 | # Start application with a temporary file. | |
51 | $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT $tmp_file & | |
52 | ret=$? | |
53 | APPS_PID="${APPS_PID} ${!}" | |
54 | ok $ret "Start application to trace" | |
55 | ||
56 | # Wait for the application file to appear indicating that at least one | |
57 | # tracepoint has been fired. | |
58 | while [ ! -f "$tmp_file" ]; do | |
59 | sleep 0.5 | |
60 | done | |
61 | diag "Removing test app temporary file $tmp_file" | |
62 | rm -rf $tmp_file | |
63 | } | |
64 | ||
65 | function stop_test_apps() | |
66 | { | |
67 | diag "Stopping $TESTAPP_NAME" | |
68 | for p in ${APPS_PID}; do | |
69 | diag "Stopping $p" | |
70 | kill ${p} 2>/dev/null | |
71 | wait ${p} 2>/dev/null | |
72 | diag "Stopped $p" | |
73 | done | |
74 | APPS_PID= | |
75 | } | |
76 | ||
77 | function stop_test_app() | |
78 | { | |
79 | local pid="$1" | |
80 | for p in ${pid}; do | |
81 | diag "Stopping $p" | |
82 | kill ${p} 2>/dev/null | |
83 | wait ${p} 2>/dev/null | |
84 | done | |
85 | } | |
86 | ||
87 | function verify_path_dont_exists() | |
88 | { | |
89 | local path=$1 | |
4c80129b JR |
90 | |
91 | while find $path -mindepth 1 -maxdepth 1 &>/dev/null ; do | |
91d98ef4 | 92 | sleep 2 |
4c80129b | 93 | done |
91d98ef4 | 94 | return 0 |
4c80129b JR |
95 | } |
96 | ||
97 | function test_shm_path_per_pid() | |
98 | { | |
99 | diag "Shm: ust per-pid test" | |
100 | local session_name=shm_path_per_pid | |
101 | local channel_name=channel_per_pid | |
102 | local shm_path=$(mktemp -d) | |
103 | ||
104 | # Build up | |
105 | start_lttng_sessiond | |
106 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
107 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-pid" | |
108 | ||
109 | diag "Shm: clean state" | |
110 | file_count=$(find $shm_path -mindepth 1 -maxdepth 1 | wc -l) | |
111 | test $file_count -eq "0" | |
112 | ok $? "No file created on set-up" | |
113 | ||
114 | # Look for per-pid folder structure | |
115 | # Start first test app | |
116 | diag "Shm: check folder creation and structure" | |
117 | ||
118 | start_test_app | |
119 | first_app_pid=$APPS_PID | |
120 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
121 | ||
122 | file_count=$(echo "$shm_session_path"| wc -l) | |
123 | test $file_count -eq "1" | |
124 | ok $? "Path $shm_session_path created on application creation" | |
125 | ||
126 | first_pid_path=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1) | |
127 | ok $? "Pid path exists: $first_pid_path" | |
128 | ||
129 | file_count=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1 | wc -l) | |
130 | test $file_count -eq "1" | |
131 | ok $? "Expect 1 pid registration folder got $file_count" | |
132 | ||
133 | # Check for buffer and metadata presence in ust/pid/appfolder | |
134 | file_count=$(find $first_pid_path/ -mindepth 1 -maxdepth 1 | wc -l) | |
135 | test $file_count -ne "0" | |
136 | ok $? "Expect > 0 buffer and metadata files got $file_count" | |
137 | ||
138 | # Start second application pid | |
139 | diag "Shm: check basic creation of second ust application" | |
140 | ||
141 | start_test_app | |
142 | second_pid_path=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1) | |
143 | ok $? "Pid path exist found $second_pid_path" | |
144 | ||
145 | file_count=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1 | wc -l) | |
146 | test $file_count -eq "2" | |
147 | ok $? "Expect 2 pid registration folder got $file_count" | |
148 | ||
149 | # Stop first test application and check for cleanup | |
150 | stop_test_app "$first_app_pid" | |
151 | verify_path_dont_exists "$first_pid_path" | |
152 | ok $? "First pid cleanup" | |
153 | ||
154 | # Stop all applications and check for full cleanup | |
155 | stop_test_apps | |
156 | verify_path_dont_exists "$shm_session_path" | |
157 | ok $? "Full cleanup" | |
158 | ||
159 | # Tear down | |
160 | destroy_lttng_session_ok $session_name | |
161 | stop_lttng_sessiond | |
162 | rm -rf $shm_path | |
163 | } | |
164 | ||
165 | function test_shm_path_per_uid() | |
166 | { | |
167 | diag "Shm: ust per-uid test" | |
168 | local session_name=shm_path_per_uid | |
169 | local channel_name=channel_per_uid | |
170 | local shm_path=$(mktemp -d) | |
171 | ||
172 | # Build up | |
173 | start_lttng_sessiond | |
174 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
175 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
176 | ||
177 | diag "Shm: test clean state" | |
178 | file_count=$(find $shm_path -mindepth 1 -maxdepth 1 | wc -l) | |
179 | test $file_count -eq "0" | |
180 | ok $? "No files created on set-up" | |
181 | ||
182 | # Look for per-pid folder structure | |
183 | # Start first test app | |
184 | diag "Shm: check folder creation and structure" | |
185 | ||
186 | start_test_app | |
187 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
188 | file_count=$(echo "$shm_session_path"| wc -l) | |
189 | test $file_count -eq "1" | |
190 | ok $? "Path $shm_session_path created on application creation" | |
191 | ||
192 | uid_path=$(find $shm_session_path/ust/uid -mindepth 1 -maxdepth 1) | |
193 | ok $? "uid path exist found $uid_path" | |
194 | ||
195 | file_count=$(find $shm_session_path/ust/uid -mindepth 1 -maxdepth 1 | wc -l) | |
196 | test $file_count -eq "1" | |
197 | ok $? "Expect 1 uid registration folder got $file_count" | |
198 | ||
199 | # Stop all applications and check for uid presence | |
200 | stop_test_apps | |
201 | file_count=$(find $shm_session_path/ust/uid -mindepth 1 -maxdepth 1 | wc -l) | |
202 | test $file_count -eq "1" | |
203 | ok $? "Expect 1 uid registration folder got $file_count" | |
204 | ||
205 | # Test full cleanup | |
206 | destroy_lttng_session_ok $session_name | |
207 | verify_path_dont_exists "$shm_session_path" | |
208 | ok $? "Full cleanup" | |
209 | ||
210 | stop_lttng_sessiond | |
211 | rm -rf $shm_path | |
212 | } | |
213 | ||
214 | function test_lttng_crash() | |
215 | { | |
216 | diag "Lttng-crash: basic recuperation" | |
217 | local session_name=crash_test | |
218 | local channel_name=channel_crash | |
219 | local shm_path=$(mktemp -d) | |
93c4b583 | 220 | local shm_path_symlink=$(mktemp -d) |
4c80129b JR |
221 | local event_name="tp:tptest" |
222 | ||
223 | # Create a session in snapshot mode to deactivate any use of consumerd | |
224 | start_lttng_sessiond | |
225 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path --snapshot" | |
226 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
227 | enable_ust_lttng_event_ok $session_name $event_name $channel_name | |
228 | start_lttng_tracing_ok $session_name | |
229 | ||
230 | # Generate 10 events | |
231 | $TESTAPP_BIN 10 0 | |
232 | stop_lttng_tracing | |
233 | ||
234 | crash_recup_count=$($LTTNG_CRASH $shm_path | wc -l) | |
235 | test $crash_recup_count -eq "10" | |
236 | ok $? "Expect 10 recup event from buffers got $crash_recup_count" | |
237 | ||
93c4b583 JR |
238 | # Test with symlink |
239 | cp -rs $shm_path/. $shm_path_symlink | |
240 | crash_recup_count=$($LTTNG_CRASH $shm_path_symlink | wc -l) | |
241 | test $crash_recup_count -eq "10" | |
242 | ok $? "Expect 10 recup event from symlink buffers got $crash_recup_count" | |
243 | ||
4c80129b JR |
244 | # Tear down |
245 | destroy_lttng_session_ok $session_name | |
246 | stop_lttng_sessiond | |
247 | rm -rf $shm_path | |
93c4b583 | 248 | rm -rf $shm_path_symlink |
4c80129b JR |
249 | } |
250 | ||
251 | function test_lttng_crash_extraction() | |
252 | { | |
253 | diag "Lttng-crash: extraction to path" | |
254 | local session_name=crash_test | |
255 | local channel_name=channel_crash | |
256 | local shm_path=$(mktemp -d) | |
257 | local extraction_dir_path=$(mktemp -d) | |
258 | local extraction_path=$extraction_dir_path/extract | |
259 | local event_name="tp:tptest" | |
260 | ||
261 | # Create a session in snapshot mode to deactivate any use of consumerd | |
262 | start_lttng_sessiond | |
263 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path --snapshot" | |
264 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
265 | enable_ust_lttng_event_ok $session_name $event_name $channel_name | |
266 | ||
267 | start_lttng_tracing_ok $session_name | |
268 | # Generate 10 events | |
269 | $TESTAPP_BIN 10 0 | |
270 | stop_lttng_tracing | |
271 | ||
272 | $LTTNG_CRASH -x $extraction_path $shm_path | |
273 | ok $? "Extraction of crashed buffers to path" | |
274 | ||
275 | # Test extracted trace | |
276 | trace_match_only $event_name 10 $extraction_path | |
277 | ||
278 | # Tear down | |
279 | destroy_lttng_session_ok $session_name | |
280 | stop_lttng_sessiond | |
281 | rm -rf $shm_path | |
282 | rm -rf $extraction_dir_path | |
283 | } | |
284 | ||
285 | function test_shm_path_per_pid_sigint() | |
286 | { | |
287 | diag "Shm: ust per-pid test sigint" | |
288 | local session_name=shm_path_per_pid | |
289 | local channel_name=channel_per_pid | |
290 | local shm_path=$(mktemp -d) | |
291 | local num_files=0 | |
292 | ||
293 | # Build up | |
294 | start_lttng_sessiond | |
295 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
296 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-pid" | |
297 | ||
298 | start_test_app | |
299 | start_test_app | |
300 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
301 | ||
302 | # Stop sessiond with sigint | |
303 | stop_lttng_sessiond SIGINT | |
304 | ||
305 | # Looking for a full cleanup | |
306 | verify_path_dont_exists "$shm_session_path" | |
307 | ok $? "Full cleanup on sigint" | |
308 | ||
309 | # Tear down | |
310 | stop_test_apps | |
311 | rm -rf $shm_path | |
312 | } | |
313 | ||
314 | function test_shm_path_per_uid_sigint() | |
315 | { | |
316 | diag "Shm: ust per-uid test sigint" | |
317 | local session_name=shm_path_per_uid_sigint | |
318 | local channel_name=channel_per_uid_sigint | |
319 | local shm_path=$(mktemp -d) | |
320 | local ret=0 | |
321 | ||
322 | # Build up | |
323 | start_lttng_sessiond | |
324 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
325 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
326 | ||
327 | start_test_app | |
328 | start_test_app | |
329 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
330 | ||
331 | # Test full cleanup on SIGINT | |
332 | stop_lttng_sessiond SIGINT | |
333 | ||
334 | # Looking for a full cleanup | |
335 | verify_path_dont_exists "$shm_session_path" | |
336 | ok $? "Full cleanup on sigint" | |
337 | ||
338 | # Tear down | |
339 | stop_test_apps | |
340 | rm -rf $shm_path | |
341 | } | |
342 | ||
343 | function test_lttng_crash_extraction_sigkill() | |
344 | { | |
345 | diag "Lttng-crash: extraction with sigkill" | |
346 | local session_name=crash_test | |
347 | local channel_name=channel_crash | |
348 | local shm_path=$(mktemp -d) | |
349 | local extraction_dir_path=$(mktemp -d) | |
350 | local extraction_path=$extraction_dir_path/extract | |
351 | local event_name="tp:tptest" | |
352 | local ret=0 | |
353 | ||
354 | start_lttng_sessiond | |
355 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
356 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
357 | enable_ust_lttng_event_ok $session_name $event_name $channel_name | |
358 | start_lttng_tracing_ok $session_name | |
359 | ||
360 | # Generate 10 events | |
361 | $TESTAPP_BIN 10 0 | |
362 | ||
363 | # Kill the consumers then sessiond with sigkill | |
364 | stop_lttng_consumerd SIGKILL | |
365 | stop_lttng_sessiond SIGKILL | |
366 | ||
367 | $LTTNG_CRASH -x $extraction_path $shm_path | |
368 | ret=$? | |
369 | ok $ret "Extraction of crashed buffers to path $extraction_path" | |
370 | ||
371 | # Test extracted trace | |
372 | trace_match_only $event_name 10 $extraction_path | |
373 | ||
374 | # Tear down | |
375 | stop_test_apps | |
376 | rm -rf $shm_path | |
377 | rm -rf $extraction_dir_path | |
378 | } | |
379 | ||
3e46b4ca JG |
380 | function interrupt_cleanup() |
381 | { | |
382 | diag "*** Cleaning-up test ***" | |
383 | stop_test_apps | |
384 | stop_lttng_sessiond | |
385 | exit 1 | |
386 | } | |
387 | ||
4c80129b JR |
388 | TESTS=( |
389 | test_shm_path_per_uid | |
390 | test_shm_path_per_pid | |
4c80129b JR |
391 | test_shm_path_per_pid_sigint |
392 | test_shm_path_per_uid_sigint | |
93c4b583 JR |
393 | test_lttng_crash |
394 | test_lttng_crash_extraction | |
4c80129b JR |
395 | test_lttng_crash_extraction_sigkill |
396 | ) | |
397 | ||
3e46b4ca | 398 | trap interrupt_cleanup SIGTERM SIGINT |
4c80129b JR |
399 | |
400 | for fct_test in ${TESTS[@]}; | |
401 | do | |
402 | ${fct_test} | |
403 | if [ $? -ne 0 ]; then | |
404 | break; | |
405 | fi | |
406 | done | |
407 | rm -rf $OUTPUT_DIR | |
408 | ||
409 | OUTPUT_DEST=/dev/null 2>&1 |