Fix: Skip uid registry when metadata key value is 0
[lttng-tools.git] / tests / regression / tools / tracker / test_event_tracker
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1#!/bin/bash
2#
3# Copyright (C) - 2013 Christian Babeux <christian.babeux@efficios.com>
4# Copyright (C) - 2015-2018 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
5#
6# This program is free software; you can redistribute it and/or modify it
7# under the terms of the GNU General Public License, version 2 only, as
8# published by the Free Software Foundation.
9#
10# This program is distributed in the hope that it will be useful, but WITHOUT
11# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13# more details.
14#
15# You should have received a copy of the GNU General Public License along with
16# this program; if not, write to the Free Software Foundation, Inc., 51
17# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18
19TEST_DESC="LTTng - Event traker test"
20
21CURDIR=$(dirname "$0")/
22TESTDIR="$CURDIR/../../.."
23TESTAPP_PATH="$TESTDIR/utils/testapp"
24TESTAPP_NAME="gen-ust-events"
25TESTAPP_KERNEL_NAME="gen-kernel-test-events"
26TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
27TESTAPP_KERNEL_BIN="$TESTAPP_PATH/$TESTAPP_KERNEL_NAME/$TESTAPP_KERNEL_NAME"
28SESSION_NAME="tracker"
29NR_ITER=100
30NUM_GLOBAL_TESTS=2
14d3fca9 31NUM_UST_TESTS=265
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32NUM_KERNEL_TESTS=462
33NUM_TESTS=$((NUM_UST_TESTS+NUM_KERNEL_TESTS+NUM_GLOBAL_TESTS))
34
35NR_USEC_WAIT=0 #for UST gen events
36
37SCRIPT_UID="$(id -u)"
38SCRIPT_GID="$(id -g)"
39SCRIPT_USERNAME="$(id -un)"
40SCRIPT_GROUPNAME="$(id -gn)"
41
42CHILD_PID=-1
43WAIT_PATH=
44AFTER_FIRST_PATH=
45BEFORE_LAST_PATH=
46
47source $TESTDIR/utils/utils.sh
48
49function prepare_ust_app
50{
51 AFTER_FIRST_PATH=$(mktemp -u)
52 BEFORE_LAST_PATH=$(mktemp -u)
53
54 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT -a "$AFTER_FIRST_PATH" -b "$BEFORE_LAST_PATH" &
55 CHILD_PID=$!
56}
57
58function trace_ust_app
59{
60 touch "$BEFORE_LAST_PATH"
61 wait
62 ok $? "Traced application stopped."
63 rm "$BEFORE_LAST_PATH"
64 rm "$AFTER_FIRST_PATH"
65}
66
67function prepare_kernel_app
68{
69 WAIT_PATH=$(mktemp -u)
70
71 "$TESTAPP_KERNEL_BIN" "$WAIT_PATH" $NR_ITER &
72 CHILD_PID=$!
73}
74
75function trace_kernel_app
76{
77 touch "$WAIT_PATH"
78 wait
79 ok $? "Traced application stopped."
80 rm "$WAIT_PATH"
81}
82
83function test_event_tracker()
84{
85 local trace_path
86 local domain="$1"
87 local expect_event="$2"
88 local wildcard="$3"
89 local tracker="$4"
90 local channel=''
91
92 trace_path=$(mktemp -d)
93
94 create_lttng_session_ok $SESSION_NAME "$trace_path"
95
96 if [ "$domain" = kernel ]; then
97 channel=chan
98 lttng_enable_kernel_channel 1 0 $SESSION_NAME $channel "--subbuf-size=8M --num-subbuf=4"
99 fi
100
101 enable_"$domain"_lttng_event_ok $SESSION_NAME "$wildcard" "$channel"
102
103 start_lttng_tracing_ok
104
105 lttng_track_"$domain"_ok "${tracker}"
106
107 prepare_"$domain"_app
108
109 trace_"$domain"_app
110
111 stop_lttng_tracing_ok
112 destroy_lttng_session_ok $SESSION_NAME
113
114 if [ "$expect_event" -eq 1 ]; then
115 trace_matches "$EVENT_NAME" $NR_ITER "$trace_path"
116 else
117 validate_trace_session_"$domain"_empty "$trace_path"
118 fi
119
120 rm -rf "$trace_path"
121}
122
123function test_event_vpid_tracker()
124{
125 local trace_path
126 local domain="$1"
127 local expect_event="$2"
128 local wildcard="$3"
129 local channel=''
130
131 trace_path=$(mktemp -d)
132
133 create_lttng_session_ok $SESSION_NAME "$trace_path"
134
135 if [ "$domain" = kernel ]; then
136 channel=chan
137 lttng_enable_kernel_channel 1 0 $SESSION_NAME $channel "--subbuf-size=8M --num-subbuf=4"
138 fi
139
140 enable_"$domain"_lttng_event_ok $SESSION_NAME "$wildcard" "$channel"
141
142 prepare_"$domain"_app
143
144 start_lttng_tracing_ok
145
146 if [ "$expect_event" -eq 1 ]; then
147 lttng_track_"$domain"_ok "--vpid ${CHILD_PID}"
148 else
149 lttng_track_"$domain"_ok "--vpid $((CHILD_PID+1))"
150 fi
151
152 trace_"$domain"_app
153
154 stop_lttng_tracing_ok
155 destroy_lttng_session_ok $SESSION_NAME
156
157 if [ "$expect_event" -eq 1 ]; then
158 validate_trace "$EVENT_NAME" "$trace_path"
159 else
160 validate_trace_empty "$trace_path"
161 fi
162
163 rm -rf "$trace_path"
164}
165
166function test_event_pid_tracker()
167{
168 local trace_path
169 local domain="$1"
170 local expect_event="$2"
171 local wildcard="$3"
172 local channel=''
173
174 trace_path=$(mktemp -d)
175
176 create_lttng_session_ok $SESSION_NAME "$trace_path"
177
178 if [ "$domain" = kernel ]; then
179 channel=chan
180 lttng_enable_kernel_channel 1 0 $SESSION_NAME $channel "--subbuf-size=8M --num-subbuf=4"
181 fi
182
183 enable_"$domain"_lttng_event_ok $SESSION_NAME "$wildcard" "$channel"
184
185 prepare_"$domain"_app
186
187 start_lttng_tracing_ok
188
189 if [ "$expect_event" -eq 1 ]; then
190 lttng_track_"$domain"_ok "--pid ${CHILD_PID}"
191 else
192 lttng_track_"$domain"_ok "--pid $((CHILD_PID+1))"
193 fi
194
195 trace_"$domain"_app
196
197 stop_lttng_tracing_ok
198 destroy_lttng_session_ok $SESSION_NAME
199
200 if [ "$expect_event" -eq 1 ]; then
201 validate_trace "$EVENT_NAME" "$trace_path"
202 else
203 validate_trace_empty "$trace_path"
204 fi
205
206 rm -rf "$trace_path"
207}
208
209
210function test_event_tracker_fail()
211{
212 local trace_path
213 local domain="$1"
214 local wildcard="$2"
215 local tracker="$3"
216
217 trace_path=$(mktemp -d)
218
219 create_lttng_session_ok $SESSION_NAME "$trace_path"
220 enable_"$domain"_lttng_event_ok $SESSION_NAME "$wildcard"
221 lttng_track_"$domain"_fail "${tracker}"
222 destroy_lttng_session_ok $SESSION_NAME
223
224 rm -rf "$trace_path"
225}
226
227function test_event_track_untrack()
228{
229 local trace_path
230 local domain="$1"
231 local expect_event="$2"
232 local wildcard="$3"
233 local tracker="$4"
234 local channel=''
235
236 trace_path=$(mktemp -d)
237
238 create_lttng_session_ok $SESSION_NAME "$trace_path"
239
240 if [ "$domain" = kernel ]; then
241 channel=chan
242 lttng_enable_kernel_channel 1 0 $SESSION_NAME $channel "--subbuf-size=8M --num-subbuf=4"
243 fi
244
245 enable_"$domain"_lttng_event_ok $SESSION_NAME "$wildcard" "$channel"
246
247 start_lttng_tracing_ok
248
249 lttng_track_"$domain"_ok "${tracker}"
250 lttng_untrack_"$domain"_ok "${tracker}"
251
252 prepare_"$domain"_app
253
254 trace_"$domain"_app
255
256 stop_lttng_tracing_ok
257 destroy_lttng_session_ok $SESSION_NAME
258
259 if [ "$expect_event" -eq 1 ]; then
260 trace_matches "$EVENT_NAME" $NR_ITER "$trace_path"
261 else
262 validate_trace_session_"$domain"_empty "$trace_path"
263 fi
264
265 rm -rf "$trace_path"
266}
267
268function test_event_vpid_track_untrack()
269{
270 local trace_path
271 local domain="$1"
272 local expect_event="$2"
273 local wildcard="$3"
274 local channel=''
275
276 trace_path=$(mktemp -d)
277
278 create_lttng_session_ok $SESSION_NAME "$trace_path"
279
280 if [ "$domain" = kernel ]; then
281 channel=chan
282 lttng_enable_kernel_channel 1 0 $SESSION_NAME $channel "--subbuf-size=8M --num-subbuf=4"
283 fi
284
285 enable_"$domain"_lttng_event_ok $SESSION_NAME "$wildcard" "$channel"
286
287 prepare_"$domain"_app
288
289 start_lttng_tracing_ok
290
291 lttng_track_"$domain"_ok "--vpid ${CHILD_PID}"
292 lttng_untrack_"$domain"_ok "--vpid ${CHILD_PID}"
293
294 trace_"$domain"_app
295
296 stop_lttng_tracing_ok
297 destroy_lttng_session_ok $SESSION_NAME
298
299 if [ "$expect_event" -eq 1 ]; then
300 validate_trace "$EVENT_NAME" "$trace_path"
301 else
302 validate_trace_empty "$trace_path"
303 fi
304
305 rm -rf "$trace_path"
306}
307
308function test_event_pid_track_untrack()
309{
310 local trace_path
311 local domain="$1"
312 local expect_event="$2"
313 local wildcard="$3"
314 local channel=''
315
316 trace_path=$(mktemp -d)
317
318 create_lttng_session_ok $SESSION_NAME "$trace_path"
319
320 if [ "$domain" = kernel ]; then
321 channel=chan
322 lttng_enable_kernel_channel 1 0 $SESSION_NAME $channel "--subbuf-size=8M --num-subbuf=4"
323 fi
324
325 enable_"$domain"_lttng_event_ok $SESSION_NAME "$wildcard" "$channel"
326
327 prepare_"$domain"_app
328
329 start_lttng_tracing_ok
330
331 lttng_track_"$domain"_ok "--pid ${CHILD_PID}"
332 lttng_untrack_"$domain"_ok "--pid ${CHILD_PID}"
333
334 trace_"$domain"_app
335
336 stop_lttng_tracing_ok
337 destroy_lttng_session_ok $SESSION_NAME
338
339 if [ "$expect_event" -eq 1 ]; then
340 validate_trace "$EVENT_NAME" "$trace_path"
341 else
342 validate_trace_empty "$trace_path"
343 fi
344
345 rm -rf "$trace_path"
346}
347
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348function test_event_ust_vpid_untrack_snapshot()
349{
350 local trace_path
351
352 trace_path=$(mktemp -d)
353
354 diag "Test_event_ust_vpid_untrack_snapshot"
355
356 create_lttng_session_ok $SESSION_NAME "$trace_path" "--snapshot"
357
358 enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
359
360 prepare_ust_app
361
362 lttng_untrack_ust_ok "--vpid --all"
363
364 start_lttng_tracing_ok
365
366 trace_ust_app
367 lttng_snapshot_record $SESSION_NAME
368
369 stop_lttng_tracing_ok
370 destroy_lttng_session_ok $SESSION_NAME
371
372 snapshot_count=$(find "$trace_path" -name metadata | wc -l)
373 is "$snapshot_count" 0 "Number of snapshot is zero"
374
375 rm -rf "$trace_path"
376}
377
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378# MUST set TESTDIR before calling those functions
379plan_tests $NUM_TESTS
380
381print_test_banner "$TEST_DESC"
382
383start_lttng_sessiond
384
385diag "Test UST tracker"
386
387if [ ! -x "$TESTAPP_BIN" ]; then
388 BAIL_OUT "No UST nevents binary detected."
389fi
390
391EVENT_NAME="tp:tptest"
392
393#vuid, vgid
394
395# non-matching
396test_event_tracker ust 0 "${EVENT_NAME}" "--vuid $((SCRIPT_UID+1))"
397test_event_tracker ust 0 "${EVENT_NAME}" "--vgid $((SCRIPT_GID+1))"
398test_event_tracker ust 0 "${EVENT_NAME}" "--vuid $((SCRIPT_UID+1)) --vgid $((SCRIPT_GID+1))"
399test_event_tracker ust 0 "${EVENT_NAME}" "--vuid $((SCRIPT_UID+1)) --vgid ${SCRIPT_GID}"
400test_event_tracker ust 0 "${EVENT_NAME}" "--vuid ${SCRIPT_UID} --vgid $((SCRIPT_GID+1))"
401test_event_track_untrack ust 0 "${EVENT_NAME}" "--vuid ${SCRIPT_UID}"
402test_event_track_untrack ust 0 "${EVENT_NAME}" "--vgid ${SCRIPT_GID}"
403test_event_track_untrack ust 0 "${EVENT_NAME}" "--vuid --all"
404test_event_track_untrack ust 0 "${EVENT_NAME}" "--vgid --all"
405
406# matching
407test_event_tracker ust 1 "${EVENT_NAME}" "--vuid ${SCRIPT_UID}"
408test_event_tracker ust 1 "${EVENT_NAME}" "--vgid ${SCRIPT_GID}"
409test_event_tracker ust 1 "${EVENT_NAME}" "--vuid ${SCRIPT_UID} --vgid ${SCRIPT_GID}"
410test_event_tracker ust 1 "${EVENT_NAME}" "--vuid ${SCRIPT_USERNAME}"
411test_event_tracker ust 1 "${EVENT_NAME}" "--vgid ${SCRIPT_GROUPNAME}"
412test_event_tracker ust 1 "${EVENT_NAME}" "--vuid ${SCRIPT_UID},$((SCRIPT_UID+1))"
413test_event_tracker ust 1 "${EVENT_NAME}" "--vgid ${SCRIPT_GID},$((SCRIPT_GID+1))"
414test_event_tracker ust 1 "${EVENT_NAME}" "--vuid ${SCRIPT_USERNAME},$((SCRIPT_UID+1))"
415test_event_tracker ust 1 "${EVENT_NAME}" "--vgid ${SCRIPT_GROUPNAME},$((SCRIPT_GID+1))"
416test_event_tracker ust 1 "${EVENT_NAME}" "--vuid --all"
417test_event_tracker ust 1 "${EVENT_NAME}" "--vgid --all"
418
419#fail
420test_event_tracker_fail ust "${EVENT_NAME}" "--vuid lttng_unexisting_user"
421test_event_tracker_fail ust "${EVENT_NAME}" "--vgid lttng_unexisting_group"
422
423
424#vpid
425
426#non-matching
427test_event_track_untrack ust 0 "${EVENT_NAME}" "--vpid --all"
428test_event_vpid_tracker ust 0 "${EVENT_NAME}"
429test_event_vpid_track_untrack ust 0 "${EVENT_NAME}"
430
431#matching
432test_event_tracker ust 1 "${EVENT_NAME}" "--vpid --all"
433test_event_vpid_tracker ust 1 "${EVENT_NAME}"
434
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435#snapshot untrack vpid
436
437test_event_ust_vpid_untrack_snapshot
438
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439#pid (backward compat)
440
441#non-matching
442test_event_pid_tracker ust 0 "${EVENT_NAME}"
443test_event_pid_track_untrack ust 0 "${EVENT_NAME}"
444test_event_track_untrack ust 0 "${EVENT_NAME}" "--pid --all" # backward compat
445
446#matching
447test_event_tracker ust 1 "${EVENT_NAME}" "--pid --all" # backward compat
448test_event_pid_tracker ust 1 "${EVENT_NAME}"
449
450if [ "$(id -u)" == "0" ]; then
451 isroot=1
452else
453 isroot=0
454fi
455
456skip $isroot "Root access is needed. Skipping all kernel tracker tests." $NUM_KERNEL_TESTS ||
457{
458 diag "Test kernel tracker"
459
460 modprobe lttng-test
461 ok $? "Loading lttng-test module"
462
463 EVENT_NAME="lttng_test_filter_event"
464
465 # vuid, vgid, vpid
466
467 # non-matching
468 test_event_tracker kernel 0 "${EVENT_NAME}" "--vuid $((SCRIPT_UID+1))"
469 test_event_tracker kernel 0 "${EVENT_NAME}" "--vgid $((SCRIPT_GID+1))"
470 test_event_tracker kernel 0 "${EVENT_NAME}" "--vuid $((SCRIPT_UID+1)) --vgid $((SCRIPT_GID+1))"
471 test_event_tracker kernel 0 "${EVENT_NAME}" "--vuid $((SCRIPT_UID+1)) --vgid ${SCRIPT_GID}"
472 test_event_tracker kernel 0 "${EVENT_NAME}" "--vuid ${SCRIPT_UID} --vgid $((SCRIPT_GID+1))"
473 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--vuid ${SCRIPT_UID}"
474 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--vgid ${SCRIPT_GID}"
475 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--vuid --all"
476 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--vgid --all"
477
478 # matching
479 test_event_tracker kernel 1 "${EVENT_NAME}" "--vuid ${SCRIPT_UID}"
480 test_event_tracker kernel 1 "${EVENT_NAME}" "--vgid ${SCRIPT_GID}"
481 test_event_tracker kernel 1 "${EVENT_NAME}" "--vuid ${SCRIPT_UID} --vgid ${SCRIPT_GID}"
482 test_event_tracker kernel 1 "${EVENT_NAME}" "--vuid ${SCRIPT_USERNAME}"
483 test_event_tracker kernel 1 "${EVENT_NAME}" "--vgid ${SCRIPT_GROUPNAME}"
484 test_event_tracker kernel 1 "${EVENT_NAME}" "--vuid ${SCRIPT_UID},$((SCRIPT_UID+1))"
485 test_event_tracker kernel 1 "${EVENT_NAME}" "--vgid ${SCRIPT_GID},$((SCRIPT_GID+1))"
486 test_event_tracker kernel 1 "${EVENT_NAME}" "--vuid ${SCRIPT_USERNAME},$((SCRIPT_UID+1))"
487 test_event_tracker kernel 1 "${EVENT_NAME}" "--vgid ${SCRIPT_GROUPNAME},$((SCRIPT_GID+1))"
488 test_event_tracker kernel 1 "${EVENT_NAME}" "--vuid --all"
489 test_event_tracker kernel 1 "${EVENT_NAME}" "--vgid --all"
490
491 #fail
492 test_event_tracker_fail kernel "${EVENT_NAME}" "--vuid lttng_unexisting_user"
493 test_event_tracker_fail kernel "${EVENT_NAME}" "--vgid lttng_unexisting_group"
494
495
496 #uid, gid
497
498 # non-matching
499 test_event_tracker kernel 0 "${EVENT_NAME}" "--uid $((SCRIPT_UID+1))"
500 test_event_tracker kernel 0 "${EVENT_NAME}" "--gid $((SCRIPT_GID+1))"
501 test_event_tracker kernel 0 "${EVENT_NAME}" "--uid $((SCRIPT_UID+1)) --gid $((SCRIPT_GID+1))"
502 test_event_tracker kernel 0 "${EVENT_NAME}" "--uid $((SCRIPT_UID+1)) --gid ${SCRIPT_GID}"
503 test_event_tracker kernel 0 "${EVENT_NAME}" "--uid ${SCRIPT_UID} --gid $((SCRIPT_GID+1))"
504 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--uid ${SCRIPT_UID}"
505 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--gid ${SCRIPT_GID}"
506 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--uid --all"
507 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--gid --all"
508
509 # matching
510 test_event_tracker kernel 1 "${EVENT_NAME}" "--uid ${SCRIPT_UID}"
511 test_event_tracker kernel 1 "${EVENT_NAME}" "--gid ${SCRIPT_GID}"
512 test_event_tracker kernel 1 "${EVENT_NAME}" "--uid ${SCRIPT_UID} --gid ${SCRIPT_GID}"
513 test_event_tracker kernel 1 "${EVENT_NAME}" "--uid ${SCRIPT_USERNAME}"
514 test_event_tracker kernel 1 "${EVENT_NAME}" "--gid ${SCRIPT_GROUPNAME}"
515 test_event_tracker kernel 1 "${EVENT_NAME}" "--uid ${SCRIPT_UID},$((SCRIPT_UID+1))"
516 test_event_tracker kernel 1 "${EVENT_NAME}" "--gid ${SCRIPT_GID},$((SCRIPT_GID+1))"
517 test_event_tracker kernel 1 "${EVENT_NAME}" "--uid ${SCRIPT_USERNAME},$((SCRIPT_UID+1))"
518 test_event_tracker kernel 1 "${EVENT_NAME}" "--gid ${SCRIPT_GROUPNAME},$((SCRIPT_GID+1))"
519
520 #fail
521 test_event_tracker_fail kernel "${EVENT_NAME}" "--uid lttng_unexisting_user"
522 test_event_tracker_fail kernel "${EVENT_NAME}" "--gid lttng_unexisting_group"
523
524
525 #vpid
526
527 #non-matching
528 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--vpid --all"
529 test_event_vpid_tracker kernel 0 "${EVENT_NAME}"
530 test_event_vpid_track_untrack kernel 0 "${EVENT_NAME}"
531
532 #matching
533 test_event_tracker kernel 1 "${EVENT_NAME}" "--vpid --all"
534 test_event_vpid_tracker kernel 1 "${EVENT_NAME}"
535
536 #pid
537
538 #non-matching
539 test_event_pid_tracker kernel 0 "${EVENT_NAME}"
540 test_event_pid_track_untrack kernel 0 "${EVENT_NAME}"
541 test_event_track_untrack kernel 0 "${EVENT_NAME}" "--pid --all"
542
543 #matching
544 test_event_tracker kernel 1 "${EVENT_NAME}" "--pid --all"
545 test_event_pid_tracker kernel 1 "${EVENT_NAME}"
546
547 rmmod lttng-test
548 ok $? "Unloading lttng-test module"
549}
550
551stop_lttng_sessiond
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