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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 | ||
4b20eec0 MD |
34 | LAST_APP_PID= |
35 | ||
195bef75 | 36 | NUM_TESTS=77 |
4c80129b JR |
37 | |
38 | source $TESTDIR/utils/utils.sh | |
39 | ||
40 | # Global declaration for simplification | |
41 | LTTNG_CRASH=$TESTDIR/../src/bin/lttng-crash/$CRASH_BIN | |
42 | ||
43 | # MUST set TESTDIR before calling those functions | |
44 | plan_tests $NUM_TESTS | |
45 | ||
46 | print_test_banner "$TEST_DESC" | |
47 | ||
48 | function start_test_app() | |
49 | { | |
50 | local tmp_file=$(mktemp -u) | |
51 | ||
52 | # Start application with a temporary file. | |
53 | $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT $tmp_file & | |
54 | ret=$? | |
4b20eec0 | 55 | LAST_APP_PID="${!}" |
4c80129b JR |
56 | APPS_PID="${APPS_PID} ${!}" |
57 | ok $ret "Start application to trace" | |
58 | ||
59 | # Wait for the application file to appear indicating that at least one | |
60 | # tracepoint has been fired. | |
61 | while [ ! -f "$tmp_file" ]; do | |
62 | sleep 0.5 | |
63 | done | |
64 | diag "Removing test app temporary file $tmp_file" | |
65 | rm -rf $tmp_file | |
66 | } | |
67 | ||
68 | function stop_test_apps() | |
69 | { | |
70 | diag "Stopping $TESTAPP_NAME" | |
71 | for p in ${APPS_PID}; do | |
72 | diag "Stopping $p" | |
73 | kill ${p} 2>/dev/null | |
74 | wait ${p} 2>/dev/null | |
75 | diag "Stopped $p" | |
76 | done | |
77 | APPS_PID= | |
78 | } | |
79 | ||
80 | function stop_test_app() | |
81 | { | |
82 | local pid="$1" | |
83 | for p in ${pid}; do | |
84 | diag "Stopping $p" | |
85 | kill ${p} 2>/dev/null | |
86 | wait ${p} 2>/dev/null | |
4b20eec0 | 87 | diag "Stopped $p" |
4c80129b JR |
88 | done |
89 | } | |
90 | ||
91 | function verify_path_dont_exists() | |
92 | { | |
93 | local path=$1 | |
4c80129b JR |
94 | |
95 | while find $path -mindepth 1 -maxdepth 1 &>/dev/null ; do | |
91d98ef4 | 96 | sleep 2 |
4c80129b | 97 | done |
91d98ef4 | 98 | return 0 |
4c80129b JR |
99 | } |
100 | ||
101 | function test_shm_path_per_pid() | |
102 | { | |
103 | diag "Shm: ust per-pid test" | |
104 | local session_name=shm_path_per_pid | |
105 | local channel_name=channel_per_pid | |
106 | local shm_path=$(mktemp -d) | |
107 | ||
108 | # Build up | |
109 | start_lttng_sessiond | |
110 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
111 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-pid" | |
112 | ||
195bef75 MD |
113 | start_lttng_tracing_ok $session_name |
114 | ||
4c80129b JR |
115 | diag "Shm: clean state" |
116 | file_count=$(find $shm_path -mindepth 1 -maxdepth 1 | wc -l) | |
117 | test $file_count -eq "0" | |
118 | ok $? "No file created on set-up" | |
119 | ||
120 | # Look for per-pid folder structure | |
121 | # Start first test app | |
122 | diag "Shm: check folder creation and structure" | |
123 | ||
124 | start_test_app | |
4b20eec0 | 125 | first_app_pid=$LAST_APP_PID |
4c80129b JR |
126 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) |
127 | ||
128 | file_count=$(echo "$shm_session_path"| wc -l) | |
129 | test $file_count -eq "1" | |
130 | ok $? "Path $shm_session_path created on application creation" | |
131 | ||
132 | first_pid_path=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1) | |
133 | ok $? "Pid path exists: $first_pid_path" | |
134 | ||
135 | file_count=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1 | wc -l) | |
136 | test $file_count -eq "1" | |
137 | ok $? "Expect 1 pid registration folder got $file_count" | |
138 | ||
139 | # Check for buffer and metadata presence in ust/pid/appfolder | |
140 | file_count=$(find $first_pid_path/ -mindepth 1 -maxdepth 1 | wc -l) | |
141 | test $file_count -ne "0" | |
142 | ok $? "Expect > 0 buffer and metadata files got $file_count" | |
143 | ||
144 | # Start second application pid | |
145 | diag "Shm: check basic creation of second ust application" | |
146 | ||
147 | start_test_app | |
4b20eec0 | 148 | second_app_pid=$LAST_APP_PID |
4c80129b JR |
149 | second_pid_path=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1) |
150 | ok $? "Pid path exist found $second_pid_path" | |
151 | ||
152 | file_count=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1 | wc -l) | |
153 | test $file_count -eq "2" | |
154 | ok $? "Expect 2 pid registration folder got $file_count" | |
155 | ||
156 | # Stop first test application and check for cleanup | |
157 | stop_test_app "$first_app_pid" | |
4b20eec0 | 158 | APPS_PID="$second_app_pid" |
4c80129b JR |
159 | verify_path_dont_exists "$first_pid_path" |
160 | ok $? "First pid cleanup" | |
161 | ||
162 | # Stop all applications and check for full cleanup | |
163 | stop_test_apps | |
164 | verify_path_dont_exists "$shm_session_path" | |
165 | ok $? "Full cleanup" | |
166 | ||
167 | # Tear down | |
168 | destroy_lttng_session_ok $session_name | |
169 | stop_lttng_sessiond | |
170 | rm -rf $shm_path | |
171 | } | |
172 | ||
173 | function test_shm_path_per_uid() | |
174 | { | |
175 | diag "Shm: ust per-uid test" | |
176 | local session_name=shm_path_per_uid | |
177 | local channel_name=channel_per_uid | |
178 | local shm_path=$(mktemp -d) | |
179 | ||
180 | # Build up | |
181 | start_lttng_sessiond | |
182 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
183 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
184 | ||
195bef75 MD |
185 | start_lttng_tracing_ok $session_name |
186 | ||
4c80129b JR |
187 | diag "Shm: test clean state" |
188 | file_count=$(find $shm_path -mindepth 1 -maxdepth 1 | wc -l) | |
189 | test $file_count -eq "0" | |
190 | ok $? "No files created on set-up" | |
191 | ||
192 | # Look for per-pid folder structure | |
193 | # Start first test app | |
194 | diag "Shm: check folder creation and structure" | |
195 | ||
196 | start_test_app | |
197 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
198 | file_count=$(echo "$shm_session_path"| wc -l) | |
199 | test $file_count -eq "1" | |
200 | ok $? "Path $shm_session_path created on application creation" | |
201 | ||
202 | uid_path=$(find $shm_session_path/ust/uid -mindepth 1 -maxdepth 1) | |
203 | ok $? "uid path exist found $uid_path" | |
204 | ||
205 | file_count=$(find $shm_session_path/ust/uid -mindepth 1 -maxdepth 1 | wc -l) | |
206 | test $file_count -eq "1" | |
207 | ok $? "Expect 1 uid registration folder got $file_count" | |
208 | ||
209 | # Stop all applications and check for uid presence | |
210 | stop_test_apps | |
211 | file_count=$(find $shm_session_path/ust/uid -mindepth 1 -maxdepth 1 | wc -l) | |
212 | test $file_count -eq "1" | |
213 | ok $? "Expect 1 uid registration folder got $file_count" | |
214 | ||
215 | # Test full cleanup | |
216 | destroy_lttng_session_ok $session_name | |
217 | verify_path_dont_exists "$shm_session_path" | |
218 | ok $? "Full cleanup" | |
219 | ||
220 | stop_lttng_sessiond | |
221 | rm -rf $shm_path | |
222 | } | |
223 | ||
224 | function test_lttng_crash() | |
225 | { | |
226 | diag "Lttng-crash: basic recuperation" | |
227 | local session_name=crash_test | |
228 | local channel_name=channel_crash | |
229 | local shm_path=$(mktemp -d) | |
93c4b583 | 230 | local shm_path_symlink=$(mktemp -d) |
4c80129b JR |
231 | local event_name="tp:tptest" |
232 | ||
233 | # Create a session in snapshot mode to deactivate any use of consumerd | |
234 | start_lttng_sessiond | |
235 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path --snapshot" | |
236 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
237 | enable_ust_lttng_event_ok $session_name $event_name $channel_name | |
238 | start_lttng_tracing_ok $session_name | |
239 | ||
240 | # Generate 10 events | |
241 | $TESTAPP_BIN 10 0 | |
7fe98a98 | 242 | stop_lttng_tracing_ok |
4c80129b JR |
243 | |
244 | crash_recup_count=$($LTTNG_CRASH $shm_path | wc -l) | |
245 | test $crash_recup_count -eq "10" | |
246 | ok $? "Expect 10 recup event from buffers got $crash_recup_count" | |
247 | ||
93c4b583 JR |
248 | # Test with symlink |
249 | cp -rs $shm_path/. $shm_path_symlink | |
250 | crash_recup_count=$($LTTNG_CRASH $shm_path_symlink | wc -l) | |
251 | test $crash_recup_count -eq "10" | |
252 | ok $? "Expect 10 recup event from symlink buffers got $crash_recup_count" | |
253 | ||
4c80129b JR |
254 | # Tear down |
255 | destroy_lttng_session_ok $session_name | |
256 | stop_lttng_sessiond | |
257 | rm -rf $shm_path | |
93c4b583 | 258 | rm -rf $shm_path_symlink |
4c80129b JR |
259 | } |
260 | ||
261 | function test_lttng_crash_extraction() | |
262 | { | |
263 | diag "Lttng-crash: extraction to path" | |
264 | local session_name=crash_test | |
265 | local channel_name=channel_crash | |
266 | local shm_path=$(mktemp -d) | |
267 | local extraction_dir_path=$(mktemp -d) | |
268 | local extraction_path=$extraction_dir_path/extract | |
269 | local event_name="tp:tptest" | |
270 | ||
271 | # Create a session in snapshot mode to deactivate any use of consumerd | |
272 | start_lttng_sessiond | |
273 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path --snapshot" | |
274 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
275 | enable_ust_lttng_event_ok $session_name $event_name $channel_name | |
276 | ||
277 | start_lttng_tracing_ok $session_name | |
278 | # Generate 10 events | |
279 | $TESTAPP_BIN 10 0 | |
7fe98a98 | 280 | stop_lttng_tracing_ok |
4c80129b JR |
281 | |
282 | $LTTNG_CRASH -x $extraction_path $shm_path | |
283 | ok $? "Extraction of crashed buffers to path" | |
284 | ||
285 | # Test extracted trace | |
286 | trace_match_only $event_name 10 $extraction_path | |
287 | ||
288 | # Tear down | |
289 | destroy_lttng_session_ok $session_name | |
290 | stop_lttng_sessiond | |
291 | rm -rf $shm_path | |
292 | rm -rf $extraction_dir_path | |
293 | } | |
294 | ||
295 | function test_shm_path_per_pid_sigint() | |
296 | { | |
297 | diag "Shm: ust per-pid test sigint" | |
298 | local session_name=shm_path_per_pid | |
299 | local channel_name=channel_per_pid | |
300 | local shm_path=$(mktemp -d) | |
301 | local num_files=0 | |
302 | ||
303 | # Build up | |
304 | start_lttng_sessiond | |
305 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
306 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-pid" | |
307 | ||
195bef75 MD |
308 | start_lttng_tracing_ok $session_name |
309 | ||
4c80129b JR |
310 | start_test_app |
311 | start_test_app | |
312 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
313 | ||
314 | # Stop sessiond with sigint | |
315 | stop_lttng_sessiond SIGINT | |
316 | ||
317 | # Looking for a full cleanup | |
318 | verify_path_dont_exists "$shm_session_path" | |
319 | ok $? "Full cleanup on sigint" | |
320 | ||
321 | # Tear down | |
322 | stop_test_apps | |
323 | rm -rf $shm_path | |
324 | } | |
325 | ||
326 | function test_shm_path_per_uid_sigint() | |
327 | { | |
328 | diag "Shm: ust per-uid test sigint" | |
329 | local session_name=shm_path_per_uid_sigint | |
330 | local channel_name=channel_per_uid_sigint | |
331 | local shm_path=$(mktemp -d) | |
332 | local ret=0 | |
333 | ||
334 | # Build up | |
335 | start_lttng_sessiond | |
336 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
337 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
338 | ||
195bef75 MD |
339 | start_lttng_tracing_ok $session_name |
340 | ||
4c80129b JR |
341 | start_test_app |
342 | start_test_app | |
343 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
344 | ||
345 | # Test full cleanup on SIGINT | |
346 | stop_lttng_sessiond SIGINT | |
347 | ||
348 | # Looking for a full cleanup | |
349 | verify_path_dont_exists "$shm_session_path" | |
350 | ok $? "Full cleanup on sigint" | |
351 | ||
352 | # Tear down | |
353 | stop_test_apps | |
354 | rm -rf $shm_path | |
355 | } | |
356 | ||
357 | function test_lttng_crash_extraction_sigkill() | |
358 | { | |
359 | diag "Lttng-crash: extraction with sigkill" | |
360 | local session_name=crash_test | |
361 | local channel_name=channel_crash | |
362 | local shm_path=$(mktemp -d) | |
363 | local extraction_dir_path=$(mktemp -d) | |
364 | local extraction_path=$extraction_dir_path/extract | |
365 | local event_name="tp:tptest" | |
366 | local ret=0 | |
367 | ||
368 | start_lttng_sessiond | |
369 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
370 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
371 | enable_ust_lttng_event_ok $session_name $event_name $channel_name | |
372 | start_lttng_tracing_ok $session_name | |
373 | ||
374 | # Generate 10 events | |
375 | $TESTAPP_BIN 10 0 | |
376 | ||
8490897a MD |
377 | sigstop_lttng_sessiond |
378 | sigstop_lttng_consumerd | |
379 | ||
4c80129b JR |
380 | # Kill the consumers then sessiond with sigkill |
381 | stop_lttng_consumerd SIGKILL | |
382 | stop_lttng_sessiond SIGKILL | |
383 | ||
384 | $LTTNG_CRASH -x $extraction_path $shm_path | |
385 | ret=$? | |
386 | ok $ret "Extraction of crashed buffers to path $extraction_path" | |
387 | ||
388 | # Test extracted trace | |
389 | trace_match_only $event_name 10 $extraction_path | |
390 | ||
391 | # Tear down | |
392 | stop_test_apps | |
393 | rm -rf $shm_path | |
394 | rm -rf $extraction_dir_path | |
395 | } | |
396 | ||
3e46b4ca JG |
397 | function interrupt_cleanup() |
398 | { | |
399 | diag "*** Cleaning-up test ***" | |
400 | stop_test_apps | |
9e43a0f4 | 401 | full_cleanup |
3e46b4ca JG |
402 | } |
403 | ||
4c80129b JR |
404 | TESTS=( |
405 | test_shm_path_per_uid | |
406 | test_shm_path_per_pid | |
4c80129b JR |
407 | test_shm_path_per_pid_sigint |
408 | test_shm_path_per_uid_sigint | |
93c4b583 JR |
409 | test_lttng_crash |
410 | test_lttng_crash_extraction | |
4c80129b JR |
411 | test_lttng_crash_extraction_sigkill |
412 | ) | |
413 | ||
3e46b4ca | 414 | trap interrupt_cleanup SIGTERM SIGINT |
4c80129b JR |
415 | |
416 | for fct_test in ${TESTS[@]}; | |
417 | do | |
418 | ${fct_test} | |
419 | if [ $? -ne 0 ]; then | |
420 | break; | |
421 | fi | |
422 | done | |
423 | rm -rf $OUTPUT_DIR | |
424 | ||
425 | OUTPUT_DEST=/dev/null 2>&1 |