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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 | |
90 | local timeout_try_limit=100 | |
91 | local timeout_try_count=0 | |
92 | local timeout_flag=0 | |
93 | ||
94 | while find $path -mindepth 1 -maxdepth 1 &>/dev/null ; do | |
95 | if [[ $timeout_try_count -gt $timeout_try_limit ]]; then | |
96 | timeout_flag=1 | |
97 | break | |
98 | fi | |
99 | timeout_try_count=$((timeout_try_count+1)) | |
100 | sleep 0.1 | |
101 | done | |
102 | return $timeout_flag | |
103 | } | |
104 | ||
105 | function test_shm_path_per_pid() | |
106 | { | |
107 | diag "Shm: ust per-pid test" | |
108 | local session_name=shm_path_per_pid | |
109 | local channel_name=channel_per_pid | |
110 | local shm_path=$(mktemp -d) | |
111 | ||
112 | # Build up | |
113 | start_lttng_sessiond | |
114 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
115 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-pid" | |
116 | ||
117 | diag "Shm: clean state" | |
118 | file_count=$(find $shm_path -mindepth 1 -maxdepth 1 | wc -l) | |
119 | test $file_count -eq "0" | |
120 | ok $? "No file created on set-up" | |
121 | ||
122 | # Look for per-pid folder structure | |
123 | # Start first test app | |
124 | diag "Shm: check folder creation and structure" | |
125 | ||
126 | start_test_app | |
127 | first_app_pid=$APPS_PID | |
128 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
129 | ||
130 | file_count=$(echo "$shm_session_path"| wc -l) | |
131 | test $file_count -eq "1" | |
132 | ok $? "Path $shm_session_path created on application creation" | |
133 | ||
134 | first_pid_path=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1) | |
135 | ok $? "Pid path exists: $first_pid_path" | |
136 | ||
137 | file_count=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1 | wc -l) | |
138 | test $file_count -eq "1" | |
139 | ok $? "Expect 1 pid registration folder got $file_count" | |
140 | ||
141 | # Check for buffer and metadata presence in ust/pid/appfolder | |
142 | file_count=$(find $first_pid_path/ -mindepth 1 -maxdepth 1 | wc -l) | |
143 | test $file_count -ne "0" | |
144 | ok $? "Expect > 0 buffer and metadata files got $file_count" | |
145 | ||
146 | # Start second application pid | |
147 | diag "Shm: check basic creation of second ust application" | |
148 | ||
149 | start_test_app | |
150 | second_pid_path=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1) | |
151 | ok $? "Pid path exist found $second_pid_path" | |
152 | ||
153 | file_count=$(find $shm_session_path/ust/pid -mindepth 1 -maxdepth 1 | wc -l) | |
154 | test $file_count -eq "2" | |
155 | ok $? "Expect 2 pid registration folder got $file_count" | |
156 | ||
157 | # Stop first test application and check for cleanup | |
158 | stop_test_app "$first_app_pid" | |
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 $channel_name "--buffers-uid" | |
184 | ||
185 | diag "Shm: test clean state" | |
186 | file_count=$(find $shm_path -mindepth 1 -maxdepth 1 | wc -l) | |
187 | test $file_count -eq "0" | |
188 | ok $? "No files created on set-up" | |
189 | ||
190 | # Look for per-pid folder structure | |
191 | # Start first test app | |
192 | diag "Shm: check folder creation and structure" | |
193 | ||
194 | start_test_app | |
195 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
196 | file_count=$(echo "$shm_session_path"| wc -l) | |
197 | test $file_count -eq "1" | |
198 | ok $? "Path $shm_session_path created on application creation" | |
199 | ||
200 | uid_path=$(find $shm_session_path/ust/uid -mindepth 1 -maxdepth 1) | |
201 | ok $? "uid path exist found $uid_path" | |
202 | ||
203 | file_count=$(find $shm_session_path/ust/uid -mindepth 1 -maxdepth 1 | wc -l) | |
204 | test $file_count -eq "1" | |
205 | ok $? "Expect 1 uid registration folder got $file_count" | |
206 | ||
207 | # Stop all applications and check for uid presence | |
208 | stop_test_apps | |
209 | file_count=$(find $shm_session_path/ust/uid -mindepth 1 -maxdepth 1 | wc -l) | |
210 | test $file_count -eq "1" | |
211 | ok $? "Expect 1 uid registration folder got $file_count" | |
212 | ||
213 | # Test full cleanup | |
214 | destroy_lttng_session_ok $session_name | |
215 | verify_path_dont_exists "$shm_session_path" | |
216 | ok $? "Full cleanup" | |
217 | ||
218 | stop_lttng_sessiond | |
219 | rm -rf $shm_path | |
220 | } | |
221 | ||
222 | function test_lttng_crash() | |
223 | { | |
224 | diag "Lttng-crash: basic recuperation" | |
225 | local session_name=crash_test | |
226 | local channel_name=channel_crash | |
227 | local shm_path=$(mktemp -d) | |
93c4b583 | 228 | local shm_path_symlink=$(mktemp -d) |
4c80129b JR |
229 | local event_name="tp:tptest" |
230 | ||
231 | # Create a session in snapshot mode to deactivate any use of consumerd | |
232 | start_lttng_sessiond | |
233 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path --snapshot" | |
234 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
235 | enable_ust_lttng_event_ok $session_name $event_name $channel_name | |
236 | start_lttng_tracing_ok $session_name | |
237 | ||
238 | # Generate 10 events | |
239 | $TESTAPP_BIN 10 0 | |
240 | stop_lttng_tracing | |
241 | ||
242 | crash_recup_count=$($LTTNG_CRASH $shm_path | wc -l) | |
243 | test $crash_recup_count -eq "10" | |
244 | ok $? "Expect 10 recup event from buffers got $crash_recup_count" | |
245 | ||
93c4b583 JR |
246 | # Test with symlink |
247 | cp -rs $shm_path/. $shm_path_symlink | |
248 | crash_recup_count=$($LTTNG_CRASH $shm_path_symlink | wc -l) | |
249 | test $crash_recup_count -eq "10" | |
250 | ok $? "Expect 10 recup event from symlink buffers got $crash_recup_count" | |
251 | ||
4c80129b JR |
252 | # Tear down |
253 | destroy_lttng_session_ok $session_name | |
254 | stop_lttng_sessiond | |
255 | rm -rf $shm_path | |
93c4b583 | 256 | rm -rf $shm_path_symlink |
4c80129b JR |
257 | } |
258 | ||
259 | function test_lttng_crash_extraction() | |
260 | { | |
261 | diag "Lttng-crash: extraction to path" | |
262 | local session_name=crash_test | |
263 | local channel_name=channel_crash | |
264 | local shm_path=$(mktemp -d) | |
265 | local extraction_dir_path=$(mktemp -d) | |
266 | local extraction_path=$extraction_dir_path/extract | |
267 | local event_name="tp:tptest" | |
268 | ||
269 | # Create a session in snapshot mode to deactivate any use of consumerd | |
270 | start_lttng_sessiond | |
271 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path --snapshot" | |
272 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
273 | enable_ust_lttng_event_ok $session_name $event_name $channel_name | |
274 | ||
275 | start_lttng_tracing_ok $session_name | |
276 | # Generate 10 events | |
277 | $TESTAPP_BIN 10 0 | |
278 | stop_lttng_tracing | |
279 | ||
280 | $LTTNG_CRASH -x $extraction_path $shm_path | |
281 | ok $? "Extraction of crashed buffers to path" | |
282 | ||
283 | # Test extracted trace | |
284 | trace_match_only $event_name 10 $extraction_path | |
285 | ||
286 | # Tear down | |
287 | destroy_lttng_session_ok $session_name | |
288 | stop_lttng_sessiond | |
289 | rm -rf $shm_path | |
290 | rm -rf $extraction_dir_path | |
291 | } | |
292 | ||
293 | function test_shm_path_per_pid_sigint() | |
294 | { | |
295 | diag "Shm: ust per-pid test sigint" | |
296 | local session_name=shm_path_per_pid | |
297 | local channel_name=channel_per_pid | |
298 | local shm_path=$(mktemp -d) | |
299 | local num_files=0 | |
300 | ||
301 | # Build up | |
302 | start_lttng_sessiond | |
303 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
304 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-pid" | |
305 | ||
306 | start_test_app | |
307 | start_test_app | |
308 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
309 | ||
310 | # Stop sessiond with sigint | |
311 | stop_lttng_sessiond SIGINT | |
312 | ||
313 | # Looking for a full cleanup | |
314 | verify_path_dont_exists "$shm_session_path" | |
315 | ok $? "Full cleanup on sigint" | |
316 | ||
317 | # Tear down | |
318 | stop_test_apps | |
319 | rm -rf $shm_path | |
320 | } | |
321 | ||
322 | function test_shm_path_per_uid_sigint() | |
323 | { | |
324 | diag "Shm: ust per-uid test sigint" | |
325 | local session_name=shm_path_per_uid_sigint | |
326 | local channel_name=channel_per_uid_sigint | |
327 | local shm_path=$(mktemp -d) | |
328 | local ret=0 | |
329 | ||
330 | # Build up | |
331 | start_lttng_sessiond | |
332 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
333 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
334 | ||
335 | start_test_app | |
336 | start_test_app | |
337 | shm_session_path=$(find $shm_path -mindepth 1 -maxdepth 1) | |
338 | ||
339 | # Test full cleanup on SIGINT | |
340 | stop_lttng_sessiond SIGINT | |
341 | ||
342 | # Looking for a full cleanup | |
343 | verify_path_dont_exists "$shm_session_path" | |
344 | ok $? "Full cleanup on sigint" | |
345 | ||
346 | # Tear down | |
347 | stop_test_apps | |
348 | rm -rf $shm_path | |
349 | } | |
350 | ||
351 | function test_lttng_crash_extraction_sigkill() | |
352 | { | |
353 | diag "Lttng-crash: extraction with sigkill" | |
354 | local session_name=crash_test | |
355 | local channel_name=channel_crash | |
356 | local shm_path=$(mktemp -d) | |
357 | local extraction_dir_path=$(mktemp -d) | |
358 | local extraction_path=$extraction_dir_path/extract | |
359 | local event_name="tp:tptest" | |
360 | local ret=0 | |
361 | ||
362 | start_lttng_sessiond | |
363 | create_lttng_session_ok $session_name $OUTPUT_DIR "--shm-path $shm_path" | |
364 | enable_ust_lttng_channel_ok $session_name $channel_name "--buffers-uid" | |
365 | enable_ust_lttng_event_ok $session_name $event_name $channel_name | |
366 | start_lttng_tracing_ok $session_name | |
367 | ||
368 | # Generate 10 events | |
369 | $TESTAPP_BIN 10 0 | |
370 | ||
371 | # Kill the consumers then sessiond with sigkill | |
372 | stop_lttng_consumerd SIGKILL | |
373 | stop_lttng_sessiond SIGKILL | |
374 | ||
375 | $LTTNG_CRASH -x $extraction_path $shm_path | |
376 | ret=$? | |
377 | ok $ret "Extraction of crashed buffers to path $extraction_path" | |
378 | ||
379 | # Test extracted trace | |
380 | trace_match_only $event_name 10 $extraction_path | |
381 | ||
382 | # Tear down | |
383 | stop_test_apps | |
384 | rm -rf $shm_path | |
385 | rm -rf $extraction_dir_path | |
386 | } | |
387 | ||
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 | ||
398 | ||
399 | for fct_test in ${TESTS[@]}; | |
400 | do | |
401 | ${fct_test} | |
402 | if [ $? -ne 0 ]; then | |
403 | break; | |
404 | fi | |
405 | done | |
406 | rm -rf $OUTPUT_DIR | |
407 | ||
408 | OUTPUT_DEST=/dev/null 2>&1 |