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Tests: use modprobe to test for the presence of lttng-modules
[lttng-tools.git] / tests / utils / utils.sh
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1# Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
2#
3# This library is free software; you can redistribute it and/or modify it under
4# the terms of the GNU Lesser General Public License as published by the Free
5# Software Foundation; version 2.1 of the License.
6#
7# This library is distributed in the hope that it will be useful, but WITHOUT
8# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
9# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
10# details.
11#
12# You should have received a copy of the GNU Lesser General Public License
13# along with this library; if not, write to the Free Software Foundation, Inc.,
14# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15
16SESSIOND_BIN="lttng-sessiond"
17SESSIOND_MATCH=".*lttng-sess.*"
18SESSIOND_PIDS=""
19RUNAS_BIN="lttng-runas"
20RUNAS_MATCH=".*lttng-runas.*"
21CONSUMERD_BIN="lttng-consumerd"
22CONSUMERD_MATCH=".*lttng-consumerd.*"
23RELAYD_BIN="lttng-relayd"
24RELAYD_MATCH=".*lttng-relayd.*"
25RELAYD_PIDS=""
26LTTNG_BIN="lttng"
27BABELTRACE_BIN="babeltrace"
28OUTPUT_DEST=/dev/null
29ERROR_OUTPUT_DEST=/dev/null
30
31# Minimal kernel version supported for session daemon tests
32KERNEL_MAJOR_VERSION=2
33KERNEL_MINOR_VERSION=6
34KERNEL_PATCHLEVEL_VERSION=27
35
36# We set the default UST register timeout and network and app socket timeout to
37# "wait forever", so that basic tests don't have to worry about hitting
38# timeouts on busy systems. Specialized tests should test those corner-cases.
39export LTTNG_UST_REGISTER_TIMEOUT=-1
40export LTTNG_NETWORK_SOCKET_TIMEOUT=-1
41export LTTNG_APP_SOCKET_TIMEOUT=-1
42
43# We set the default lttng-sessiond path to /bin/true to prevent the spawning
44# of a daemonized sessiond. This is necessary since 'lttng create' will spawn
45# its own sessiond if none is running. It also ensures that 'lttng create'
46# fails when no sessiond is running.
47export LTTNG_SESSIOND_PATH="/bin/true"
48
49source $TESTDIR/utils/tap/tap.sh
50
51function full_cleanup ()
52{
53 if [ -n "${SESSIOND_PIDS}" ] || [ -n "${RELAYD_PIDS}" ]; then
54 kill -9 ${SESSIOND_PIDS} ${RELAYD_PIDS} > /dev/null 2>&1
55 fi
56
57 # Disable trap for SIGTERM since the following kill to the
58 # pidgroup will be SIGTERM. Otherwise it loops.
59 # The '-' before the pid number ($$) indicates 'kill' to signal the
60 # whole process group.
61 trap - SIGTERM && kill -- -$$
62}
63
64
65trap full_cleanup SIGINT SIGTERM
66
67function print_ok ()
68{
69 # Check if we are a terminal
70 if [ -t 1 ]; then
71 echo -e "\e[1;32mOK\e[0m"
72 else
73 echo -e "OK"
74 fi
75}
76
77function print_fail ()
78{
79 # Check if we are a terminal
80 if [ -t 1 ]; then
81 echo -e "\e[1;31mFAIL\e[0m"
82 else
83 echo -e "FAIL"
84 fi
85}
86
87function print_test_banner ()
88{
89 local desc="$1"
90 diag "$desc"
91}
92
93function validate_kernel_version ()
94{
95 local kern_version=($(uname -r | awk -F. '{ printf("%d.%d.%d\n",$1,$2,$3); }' | tr '.' '\n'))
96 if [ ${kern_version[0]} -gt $KERNEL_MAJOR_VERSION ]; then
97 return 0
98 fi
99 if [ ${kern_version[1]} -gt $KERNEL_MINOR_VERSION ]; then
100 return 0
101 fi
102 if [ ${kern_version[2]} -ge $KERNEL_PATCHLEVEL_VERSION ]; then
103 return 0
104 fi
105 return 1
106}
107
108# Generate a random string
109# $1 = number of characters; defaults to 16
110# $2 = include special characters; 1 = yes, 0 = no; defaults to yes
111function randstring()
112{
113 [ "$2" == "0" ] && CHAR="[:alnum:]" || CHAR="[:graph:]"
114 cat /dev/urandom 2>/dev/null | tr -cd "$CHAR" 2>/dev/null | head -c ${1:-16} 2>/dev/null
115 echo
116}
117
118# Return the number of _configured_ CPUs.
119function conf_proc_count()
120{
121 getconf _NPROCESSORS_CONF
122 if [ $? -ne 0 ]; then
123 diag "Failed to get the number of configured CPUs"
124 fi
125 echo
126}
127
128# Check if base lttng-modules are present.
129# Bail out on failure
130function validate_lttng_modules_present ()
131{
132 modprobe -n lttng-tracer 2>/dev/null
133 if [ $? -ne 0 ]; then
134 BAIL_OUT "LTTng modules not detected."
135 fi
136}
137
138function enable_kernel_lttng_event
139{
140 local withtap="$1"
141 local expected_to_fail="$2"
142 local sess_name="$3"
143 local event_name="$4"
144 local channel_name="$5"
145
146 if [ -z "$event_name" ]; then
147 # Enable all event if no event name specified
148 event_name="-a"
149 fi
150
151 if [ -z "$channel_name" ]; then
152 # default channel if none specified
153 chan=""
154 else
155 chan="-c $channel_name"
156 fi
157
158 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -k 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
159 ret=$?
160 if [[ $expected_to_fail -eq "1" ]]; then
161 test $ret -ne "0"
162 ret=$?
163 if [ $withtap -eq "1" ]; then
164 ok $ret "Enable kernel event $event_name for session $session_name on channel $channel_name failed as expected"
165 fi
166 else
167 if [ $withtap -eq "1" ]; then
168 ok $ret "Enable kernel event $event_name for session $sess_name"
169 fi
170 fi
171}
172
173function enable_kernel_lttng_event_ok ()
174{
175 enable_kernel_lttng_event 1 0 "$@"
176}
177
178function enable_kernel_lttng_event_fail ()
179{
180 enable_kernel_lttng_event 1 1 "$@"
181}
182
183function enable_kernel_lttng_event_notap ()
184{
185 enable_kernel_lttng_event 0 0 "$@"
186}
187
188# Old interface
189function lttng_enable_kernel_event
190{
191 enable_kernel_lttng_event_ok "$@"
192}
193
194function lttng_enable_kernel_syscall()
195{
196 local expected_to_fail=$1
197 local sess_name=$2
198 local syscall_name=$3
199 local channel_name=$4
200
201 if [ -z $syscall_name ]; then
202 # Enable all event if no syscall name specified
203 syscall_name="-a"
204 fi
205
206 if [ -z $channel_name ]; then
207 # default channel if none specified
208 chan=""
209 else
210 chan="-c $channel_name"
211 fi
212
213 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --syscall "$syscall_name" $chan -s $sess_name -k 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
214 ret=$?
215 if [[ $expected_to_fail -eq "1" ]]; then
216 test $ret -ne "0"
217 ok $? "Enable kernel syscall $syscall_name for session $sess_name on channel $channel_name fail as expected"
218 else
219 ok $ret "Enable kernel syscall $syscall_name for session $sess_name on channel $channel_name"
220 fi
221}
222
223function lttng_enable_kernel_syscall_ok()
224{
225 lttng_enable_kernel_syscall 0 "$@"
226}
227
228function lttng_enable_kernel_syscall_fail()
229{
230 lttng_enable_kernel_syscall 1 "$@"
231}
232
233function lttng_disable_kernel_syscall()
234{
235 local expected_to_fail=$1
236 local sess_name=$2
237 local syscall_name=$3
238 local channel_name=$4
239
240 if [ -z $syscall_name ]; then
241 # Enable all event if no syscall name specified
242 syscall_name="-a"
243 fi
244
245 if [ -z $channel_name ]; then
246 # default channel if none specified
247 chan=""
248 else
249 chan="-c $channel_name"
250 fi
251
252 $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event --syscall "$syscall_name" $chan -s $sess_name -k 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
253
254 ret=$?
255 if [[ $expected_to_fail -eq "1" ]]; then
256 test $ret -ne "0"
257 ok $? "Disable kernel syscall $syscall_name for session $sess_name on channel $channel_name failed as expected"
258 else
259 ok $ret "Disable kernel syscall $syscall_name for session $sess_name on channel $channel_name"
260 fi
261}
262
263function lttng_disable_kernel_syscall_ok()
264{
265 lttng_disable_kernel_syscall 0 "$@"
266}
267
268function lttng_disable_kernel_syscall_fail()
269{
270 lttng_disable_kernel_syscall 1 "$@"
271}
272
273function lttng_enable_kernel_channel()
274{
275 local withtap=$1
276 local expected_to_fail=$2
277 local sess_name=$3
278 local channel_name=$4
279 local opt=$5
280
281 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -k $channel_name -s $sess_name $opt 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
282 ret=$?
283 if [[ $expected_to_fail -eq "1" ]]; then
284 test "$ret" -ne "0"
285 ret=$?
286 if [ $withtap -eq "1" ]; then
287 ok $ret "Enable channel $channel_name for session $sess_name failed as expected"
288 fi
289 else
290 if [ $withtap -eq "1" ]; then
291 ok $ret "Enable channel $channel_name for session $sess_name"
292 fi
293 fi
294}
295
296function lttng_enable_kernel_channel_ok()
297{
298 lttng_enable_kernel_channel 1 0 "$@"
299}
300
301function lttng_enable_kernel_channel_fail()
302{
303 lttng_enable_kernel_channel 1 1 "$@"
304}
305
306function lttng_enable_kernel_channel_notap()
307{
308 lttng_enable_kernel_channel 0 0 "$@"
309}
310
311function enable_kernel_lttng_channel_ok()
312{
313 lttng_enable_kernel_channel 1 0 "$@"
314}
315
316function lttng_disable_kernel_channel()
317{
318 local expected_to_fail=$1
319 local sess_name=$2
320 local channel_name=$3
321
322 $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-channel -k $channel_name -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
323 ret=$?
324 if [[ $expected_to_fail -eq "1" ]]; then
325 test "$ret" -ne "0"
326 ok $? "Disable channel $channel_name for session $sess_name failed as expected"
327 else
328 ok $ret "Disable channel $channel_name for session $sess_name"
329 fi
330}
331
332function lttng_disable_kernel_channel_ok()
333{
334 lttng_disable_kernel_channel 0 "$@"
335}
336
337function lttng_disable_kernel_channel_fail()
338{
339 lttng_disable_kernel_channel 1 "$@"
340}
341
342function start_lttng_relayd_opt()
343{
344 local withtap=$1
345 local opt=$2
346
347 DIR=$(readlink -f $TESTDIR)
348
349 if [ -z $(pgrep $RELAYD_MATCH) ]; then
350 $DIR/../src/bin/lttng-relayd/$RELAYD_BIN -b $opt 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
351 #$DIR/../src/bin/lttng-relayd/$RELAYD_BIN $opt -vvv >>/tmp/relayd.log 2>&1 &
352 if [ $? -eq 1 ]; then
353 if [ $withtap -eq "1" ]; then
354 fail "Start lttng-relayd (opt: $opt)"
355 fi
356 return 1
357 else
358 if [ $withtap -eq "1" ]; then
359 pass "Start lttng-relayd (opt: $opt)"
360 fi
361 fi
362 else
363 pass "Start lttng-relayd (opt: $opt)"
364 fi
365
366 RELAYD_PIDS=$(pgrep $RELAYD_MATCH)
367}
368
369function start_lttng_relayd()
370{
371 start_lttng_relayd_opt 1 "$@"
372}
373
374function start_lttng_relayd_notap()
375{
376 start_lttng_relayd_opt 0 "$@"
377}
378
379function stop_lttng_relayd_opt()
380{
381 local withtap=$1
382
383 if [ $withtap -eq "1" ]; then
384 diag "Killing lttng-relayd (pid: $RELAYD_PIDS)"
385 fi
386 kill $RELAYD_PIDS 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
387 retval=$?
388
389 if [ $? -eq 1 ]; then
390 if [ $withtap -eq "1" ]; then
391 fail "Kill relay daemon"
392 fi
393 return 1
394 else
395 out=1
396 while [ -n "$out" ]; do
397 out=$(pgrep $RELAYD_MATCH)
398 sleep 0.5
399 done
400 if [ $withtap -eq "1" ]; then
401 pass "Kill relay daemon"
402 fi
403 fi
404 RELAYD_PIDS=""
405 return $retval
406}
407
408function stop_lttng_relayd()
409{
410 stop_lttng_relayd_opt 1 "$@"
411}
412
413function stop_lttng_relayd_notap()
414{
415 stop_lttng_relayd_opt 0 "$@"
416}
417
418#First arg: show tap output
419#Second argument: load path for automatic loading
420function start_lttng_sessiond_opt()
421{
422 local withtap=$1
423 local load_path=$2
424
425 local env_vars=""
426 local consumerd=""
427 local long_bit_value=$(getconf LONG_BIT)
428
429 if [ -n $TEST_NO_SESSIOND ] && [ "$TEST_NO_SESSIOND" == "1" ]; then
430 # Env variable requested no session daemon
431 return
432 fi
433
434 DIR=$(readlink -f $TESTDIR)
435
436 # Get long_bit value for 32/64 consumerd
437 case "$long_bit_value" in
438 32)
439 consumerd="--consumerd32-path=$DIR/../src/bin/lttng-consumerd/lttng-consumerd"
440 ;;
441 64)
442 consumerd="--consumerd64-path=$DIR/../src/bin/lttng-consumerd/lttng-consumerd"
443 ;;
444 *)
445 return
446 ;;
447 esac
448
449 # Check for env. variable. Allow the use of LD_PRELOAD etc.
450 if [[ "x${LTTNG_SESSIOND_ENV_VARS}" != "x" ]]; then
451 env_vars=${LTTNG_SESSIOND_ENV_VARS}
452 fi
453
454 validate_kernel_version
455 if [ $? -ne 0 ]; then
456 fail "Start session daemon"
457 BAIL_OUT "*** Kernel too old for session daemon tests ***"
458 fi
459
460 : ${LTTNG_SESSION_CONFIG_XSD_PATH=${DIR}/../src/common/config/}
461 export LTTNG_SESSION_CONFIG_XSD_PATH
462
463 if [ -z $(pgrep ${SESSIOND_MATCH}) ]; then
464 # Have a load path ?
465 if [ -n "$load_path" ]; then
466 env $env_vars $DIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --load "$load_path" --background $consumerd
467 else
468 env $env_vars $DIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --background $consumerd
469 fi
470 #$DIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --background --consumerd32-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd" --verbose-consumer >>/tmp/sessiond.log 2>&1
471 status=$?
472 if [ $withtap -eq "1" ]; then
473 ok $status "Start session daemon"
474 fi
475 fi
476 SESSIOND_PIDS=$(pgrep $SESSIOND_MATCH)
477}
478
479function start_lttng_sessiond()
480{
481 start_lttng_sessiond_opt 1 "$@"
482}
483
484function start_lttng_sessiond_notap()
485{
486 start_lttng_sessiond_opt 0 "$@"
487}
488
489function stop_lttng_sessiond_opt()
490{
491 local withtap=$1
492 local signal=$2
493 local kill_opt=""
494
495 if [ -n $TEST_NO_SESSIOND ] && [ "$TEST_NO_SESSIOND" == "1" ]; then
496 # Env variable requested no session daemon
497 return
498 fi
499
500 local pids="${SESSIOND_PIDS} $(pgrep $RUNAS_MATCH)"
501
502 if [ -n "$2" ]; then
503 kill_opt="$kill_opt -s $signal"
504 fi
505 if [ $withtap -eq "1" ]; then
506 diag "Killing $SESSIOND_BIN and lt-$SESSIOND_BIN pids: $(echo $pids | tr '\n' ' ')"
507 fi
508 kill $kill_opt $pids 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
509
510 if [ $? -eq 1 ]; then
511 if [ $withtap -eq "1" ]; then
512 fail "Kill sessions daemon"
513 fi
514 else
515 out=1
516 while [ -n "$out" ]; do
517 out=$(pgrep ${SESSIOND_MATCH})
518 sleep 0.5
519 done
520 out=1
521 while [ -n "$out" ]; do
522 out=$(pgrep $CONSUMERD_MATCH)
523 sleep 0.5
524 done
525
526 SESSIOND_PIDS=""
527 if [ $withtap -eq "1" ]; then
528 pass "Kill session daemon"
529 fi
530 fi
531}
532
533function stop_lttng_sessiond()
534{
535 stop_lttng_sessiond_opt 1 "$@"
536}
537
538function stop_lttng_sessiond_notap()
539{
540 stop_lttng_sessiond_opt 0 "$@"
541}
542
543function sigstop_lttng_sessiond_opt()
544{
545 local withtap=$1
546 local signal=SIGSTOP
547 local kill_opt=""
548
549 if [ -n $TEST_NO_SESSIOND ] && [ "$TEST_NO_SESSIOND" == "1" ]; then
550 # Env variable requested no session daemon
551 return
552 fi
553
554 PID_SESSIOND="$(pgrep ${SESSIOND_MATCH}) $(pgrep $RUNAS_MATCH)"
555
556 kill_opt="$kill_opt -s $signal"
557
558 if [ $withtap -eq "1" ]; then
559 diag "Sending SIGSTOP to lt-$SESSIOND_BIN and $SESSIOND_BIN pids: $(echo $PID_SESSIOND | tr '\n' ' ')"
560 fi
561 kill $kill_opt $PID_SESSIOND 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
562
563 if [ $? -eq 1 ]; then
564 if [ $withtap -eq "1" ]; then
565 fail "Sending SIGSTOP to session daemon"
566 fi
567 else
568 out=1
569 while [ $out -ne 0 ]; do
570 pid=$(pgrep $SESSIOND_MATCH)
571
572 # Wait until state becomes stopped for session
573 # daemon(s).
574 out=0
575 for sessiond_pid in $pid; do
576 state=$(ps -p $sessiond_pid -o state= )
577 if [[ -n "$state" && "$state" != "T" ]]; then
578 out=1
579 fi
580 done
581 sleep 0.5
582 done
583 if [ $withtap -eq "1" ]; then
584 pass "Sending SIGSTOP to session daemon"
585 fi
586 fi
587}
588
589function sigstop_lttng_sessiond()
590{
591 sigstop_lttng_sessiond_opt 1 "$@"
592}
593
594function sigstop_lttng_sessiond_notap()
595{
596 sigstop_lttng_sessiond_opt 0 "$@"
597}
598
599function stop_lttng_consumerd_opt()
600{
601 local withtap=$1
602 local signal=$2
603 local kill_opt=""
604
605 PID_CONSUMERD=$(pgrep $CONSUMERD_MATCH)
606
607 if [ -n "$2" ]; then
608 kill_opt="$kill_opt -s $signal"
609 fi
610
611 if [ $withtap -eq "1" ]; then
612 diag "Killing $CONSUMERD_BIN pids: $(echo $PID_CONSUMERD | tr '\n' ' ')"
613 fi
614
615 kill $kill_opt $PID_CONSUMERD 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
616 retval=$?
617
618 if [ $? -eq 1 ]; then
619 if [ $withtap -eq "1" ]; then
620 fail "Kill consumer daemon"
621 fi
622 return 1
623 else
624 out=1
625 while [ $out -ne 0 ]; do
626 pid=$(pgrep $CONSUMERD_MATCH)
627
628 # If consumerds are still present check their status.
629 # A zombie status qualifies the consumerd as *killed*
630 out=0
631 for consumer_pid in $pid; do
632 state=$(ps -p $consumer_pid -o state= )
633 if [[ -n "$state" && "$state" != "Z" ]]; then
634 out=1
635 fi
636 done
637 sleep 0.5
638 done
639 if [ $withtap -eq "1" ]; then
640 pass "Kill consumer daemon"
641 fi
642 fi
643 return $retval
644}
645
646function stop_lttng_consumerd()
647{
648 stop_lttng_consumerd_opt 1 "$@"
649}
650
651function stop_lttng_consumerd_notap()
652{
653 stop_lttng_consumerd_opt 0 "$@"
654}
655
656function sigstop_lttng_consumerd_opt()
657{
658 local withtap=$1
659 local signal=SIGSTOP
660 local kill_opt=""
661
662 PID_CONSUMERD=$(pgrep $CONSUMERD_MATCH)
663
664 kill_opt="$kill_opt -s $signal"
665
666 if [ $withtap -eq "1" ]; then
667 diag "Sending SIGSTOP to $CONSUMERD_BIN pids: $(echo $PID_CONSUMERD | tr '\n' ' ')"
668 fi
669 kill $kill_opt $PID_CONSUMERD 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
670 retval=$?
671
672 if [ $? -eq 1 ]; then
673 if [ $withtap -eq "1" ]; then
674 fail "Sending SIGSTOP to consumer daemon"
675 fi
676 return 1
677 else
678 out=1
679 while [ $out -ne 0 ]; do
680 pid=$(pgrep $CONSUMERD_MATCH)
681
682 # Wait until state becomes stopped for all
683 # consumers.
684 out=0
685 for consumer_pid in $pid; do
686 state=$(ps -p $consumer_pid -o state= )
687 if [[ -n "$state" && "$state" != "T" ]]; then
688 out=1
689 fi
690 done
691 sleep 0.5
692 done
693 if [ $withtap -eq "1" ]; then
694 pass "Sending SIGSTOP to consumer daemon"
695 fi
696 fi
697 return $retval
698}
699
700function sigstop_lttng_consumerd()
701{
702 sigstop_lttng_consumerd_opt 1 "$@"
703}
704
705function sigstop_lttng_consumerd_notap()
706{
707 sigstop_lttng_consumerd_opt 0 "$@"
708}
709
710function list_lttng_with_opts ()
711{
712 local opts=$1
713 $TESTDIR/../src/bin/lttng/$LTTNG_BIN list $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
714 ok $? "Lttng-tool list command with option $opts"
715}
716
717function create_lttng_session_no_output ()
718{
719 local sess_name=$1
720
721 $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $sess_name --no-output 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
722 ok $? "Create session $sess_name in no-output mode"
723}
724
725function create_lttng_session ()
726{
727 local withtap=$1
728 local expected_to_fail=$2
729 local sess_name=$3
730 local trace_path=$4
731 local opt=$5
732
733 $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $sess_name -o $trace_path $opt > $OUTPUT_DEST
734 ret=$?
735 if [ $expected_to_fail -eq "1" ]; then
736 test "$ret" -ne "0"
737 ret=$?
738 if [ $withtap -eq "1" ]; then
739 ok $ret "Create session $sess_name in $trace_path failed as expected"
740 fi
741 else
742 if [ $withtap -eq "1" ]; then
743 ok $ret "Create session $sess_name in $trace_path"
744 fi
745 fi
746 return $ret
747}
748
749function create_lttng_session_ok ()
750{
751 create_lttng_session 1 0 "$@"
752}
753
754function create_lttng_session_fail ()
755{
756 create_lttng_session 1 1 "$@"
757}
758
759function create_lttng_session_notap ()
760{
761 create_lttng_session 0 0 "$@"
762}
763
764
765function enable_ust_lttng_channel ()
766{
767 local withtap=$1
768 local expected_to_fail=$2
769 local sess_name=$3
770 local channel_name=$4
771 local opt=$5
772
773 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -u $channel_name -s $sess_name $opt 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
774 ret=$?
775 if [[ $expected_to_fail -eq "1" ]]; then
776 test "$ret" -ne "0"
777 ret=$?
778 if [ $withtap -eq "1" ]; then
779 ok $ret "Enable channel $channel_name for session $sess_name failed as expected"
780 fi
781 else
782 if [ $withtap -eq "1" ]; then
783 ok $ret "Enable channel $channel_name for session $sess_name"
784 fi
785 fi
786 return $ret
787}
788
789function enable_ust_lttng_channel_ok ()
790{
791 enable_ust_lttng_channel 1 0 "$@"
792}
793
794function enable_ust_lttng_channel_fail ()
795{
796 enable_ust_lttng_channel 1 1 "$@"
797}
798
799function enable_ust_lttng_channel_notap ()
800{
801 enable_ust_lttng_channel 0 0 "$@"
802}
803
804function disable_ust_lttng_channel()
805{
806 local sess_name=$1
807 local channel_name=$2
808
809 $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-channel -u $channel_name -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
810 ok $? "Disable channel $channel_name for session $sess_name"
811}
812
813function enable_lttng_mmap_overwrite_kernel_channel()
814{
815 local sess_name=$1
816 local channel_name=$2
817
818 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -k --output mmap --overwrite 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
819 ok $? "Enable channel $channel_name for session $sess_name"
820}
821
822function enable_lttng_mmap_discard_small_kernel_channel()
823{
824 local sess_name=$1
825 local channel_name=$2
826
827 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -k --output mmap --discard --subbuf-size=$(getconf PAGE_SIZE) --num-subbuf=2 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
828 ok $? "Enable small discard channel $channel_name for session $sess_name"
829}
830
831function enable_lttng_mmap_overwrite_small_kernel_channel()
832{
833 local sess_name=$1
834 local channel_name=$2
835
836 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -k --output mmap --overwrite --subbuf-size=$(getconf PAGE_SIZE) --num-subbuf=2 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
837 ok $? "Enable small discard channel $channel_name for session $sess_name"
838}
839
840function enable_lttng_mmap_overwrite_ust_channel()
841{
842 local sess_name=$1
843 local channel_name=$2
844
845 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -u --output mmap --overwrite 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
846 ok $? "Enable channel $channel_name for session $sess_name"
847}
848
849function enable_ust_lttng_event ()
850{
851 local withtap=$1
852 local expected_to_fail=$2
853 local sess_name=$3
854 local event_name="$4"
855 local channel_name=$5
856
857 if [ -z $channel_name ]; then
858 # default channel if none specified
859 chan=""
860 else
861 chan="-c $channel_name"
862 fi
863
864 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -u 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
865 ret=$?
866 if [[ $expected_to_fail -eq "1" ]]; then
867 test $ret -ne "0"
868 ret=$?
869 if [[ $withtap -eq "1" ]]; then
870 ok $ret "Enable ust event $event_name for session $session_name failed as expected"
871 fi
872 else
873 if [[ $withtap -eq "1" ]]; then
874 ok $ret "Enable ust event $event_name for session $sess_name"
875 fi
876 fi
877 return $ret
878}
879
880function enable_ust_lttng_event_ok ()
881{
882 enable_ust_lttng_event 1 0 "$@"
883}
884
885function enable_ust_lttng_event_fail ()
886{
887 enable_ust_lttng_event 1 1 "$@"
888}
889
890function enable_ust_lttng_event_notap ()
891{
892 enable_ust_lttng_event 0 0 "$@"
893}
894
895function enable_jul_lttng_event()
896{
897 sess_name=$1
898 event_name="$2"
899 channel_name=$3
900
901 if [ -z $channel_name ]; then
902 # default channel if none specified
903 chan=""
904 else
905 chan="-c $channel_name"
906 fi
907
908 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -j 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
909 ok $? "Enable JUL event $event_name for session $sess_name"
910}
911
912function enable_jul_lttng_event_loglevel()
913{
914 local sess_name=$1
915 local event_name="$2"
916 local loglevel=$3
917 local channel_name=$4
918
919 if [ -z $channel_name ]; then
920 # default channel if none specified
921 chan=""
922 else
923 chan="-c $channel_name"
924 fi
925
926 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -j 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
927 ok $? "Enable JUL event $event_name for session $sess_name with loglevel $loglevel"
928}
929
930function enable_log4j_lttng_event()
931{
932 sess_name=$1
933 event_name="$2"
934 channel_name=$3
935
936 if [ -z $channel_name ]; then
937 # default channel if none specified
938 chan=""
939 else
940 chan="-c $channel_name"
941 fi
942
943 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -l 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
944 ok $? "Enable LOG4J event $event_name for session $sess_name"
945}
946
947function enable_log4j_lttng_event_loglevel()
948{
949 local sess_name=$1
950 local event_name="$2"
951 local loglevel=$3
952 local channel_name=$4
953
954 if [ -z $channel_name ]; then
955 # default channel if none specified
956 chan=""
957 else
958 chan="-c $channel_name"
959 fi
960
961 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -l 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
962 ok $? "Enable LOG4J event $event_name for session $sess_name with loglevel $loglevel"
963}
964
965function enable_python_lttng_event()
966{
967 sess_name=$1
968 event_name="$2"
969 channel_name=$3
970
971 if [ -z $channel_name ]; then
972 # default channel if none specified
973 chan=""
974 else
975 chan="-c $channel_name"
976 fi
977
978 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -p 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
979 ok $? "Enable Python event $event_name for session $sess_name"
980}
981
982function enable_python_lttng_event_loglevel()
983{
984 local sess_name=$1
985 local event_name="$2"
986 local loglevel=$3
987 local channel_name=$4
988
989 if [ -z $channel_name ]; then
990 # default channel if none specified
991 chan=""
992 else
993 chan="-c $channel_name"
994 fi
995
996 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -p 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
997 ok $? "Enable Python event $event_name for session $sess_name with loglevel $loglevel"
998}
999
1000function enable_ust_lttng_event_filter()
1001{
1002 local sess_name="$1"
1003 local event_name="$2"
1004 local filter="$3"
1005
1006 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --filter "$filter" 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1007 ok $? "Enable event $event_name with filtering for session $sess_name"
1008}
1009
1010function enable_ust_lttng_event_loglevel()
1011{
1012 local sess_name="$1"
1013 local event_name="$2"
1014 local loglevel="$3"
1015
1016 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --loglevel $loglevel 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1017 ok $? "Enable event $event_name with loglevel $loglevel"
1018}
1019
1020function enable_ust_lttng_event_loglevel_only()
1021{
1022 local sess_name="$1"
1023 local event_name="$2"
1024 local loglevel="$3"
1025
1026 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --loglevel-only $loglevel 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1027 ok $? "Enable event $event_name with loglevel-only $loglevel"
1028}
1029
1030function disable_ust_lttng_event ()
1031{
1032 local sess_name="$1"
1033 local event_name="$2"
1034 local channel_name="$3"
1035
1036 if [ -z $channel_name ]; then
1037 # default channel if none specified
1038 chan=""
1039 else
1040 chan="-c $channel_name"
1041 fi
1042
1043 $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name $chan -u 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1044 ok $? "Disable event $event_name for session $sess_name"
1045}
1046
1047function disable_jul_lttng_event ()
1048{
1049 local sess_name="$1"
1050 local event_name="$2"
1051
1052 $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -j >/dev/null 2>&1
1053 ok $? "Disable JUL event $event_name for session $sess_name"
1054}
1055
1056function disable_log4j_lttng_event ()
1057{
1058 local sess_name="$1"
1059 local event_name="$2"
1060
1061 $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -l >/dev/null 2>&1
1062 ok $? "Disable LOG4J event $event_name for session $sess_name"
1063}
1064
1065function disable_python_lttng_event ()
1066{
1067 local sess_name="$1"
1068 local event_name="$2"
1069
1070 $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -p 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1071 ok $? "Disable Python event $event_name for session $sess_name"
1072}
1073
1074function start_lttng_tracing ()
1075{
1076 local expected_to_fail=$1
1077 local sess_name=$2
1078
1079 $TESTDIR/../src/bin/lttng/$LTTNG_BIN start $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1080 ret=$?
1081 if [[ $expected_to_fail -eq "1" ]]; then
1082 test "$ret" -ne "0"
1083 ok $? "Start tracing for session $sess_name failed as expected"
1084 else
1085 ok $ret "Start tracing for session $sess_name"
1086 fi
1087}
1088
1089function start_lttng_tracing_ok ()
1090{
1091 start_lttng_tracing 0 "$@"
1092}
1093
1094function start_lttng_tracing_fail ()
1095{
1096 start_lttng_tracing 1 "$@"
1097}
1098
1099function stop_lttng_tracing ()
1100{
1101 local expected_to_fail=$1
1102 local sess_name=$2
1103
1104 $TESTDIR/../src/bin/lttng/$LTTNG_BIN stop $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1105 ret=$?
1106 if [[ $expected_to_fail -eq "1" ]]; then
1107 test "$ret" -ne "0"
1108 ok $? "Stop lttng tracing for session $sess_name failed as expected"
1109 else
1110 ok $ret "Stop lttng tracing for session $sess_name"
1111 fi
1112}
1113
1114function stop_lttng_tracing_ok ()
1115{
1116 stop_lttng_tracing 0 "$@"
1117}
1118
1119function stop_lttng_tracing_fail ()
1120{
1121 stop_lttng_tracing 1 "$@"
1122}
1123
1124function destroy_lttng_session ()
1125{
1126 local withtap=$1
1127 local expected_to_fail=$2
1128 local sess_name=$3
1129
1130 $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1131 ret=$?
1132 if [[ $expected_to_fail -eq "1" ]]; then
1133 test "$ret" -ne "0"
1134 ret=$?
1135 if [ $withtap -eq "1" ]; then
1136 ok $ret "Destroy session $sess_name failed as expected"
1137 fi
1138 else
1139 if [ $withtap -eq "1" ]; then
1140 ok $ret "Destroy session $sess_name"
1141 fi
1142 fi
1143}
1144
1145function destroy_lttng_session_ok ()
1146{
1147 destroy_lttng_session 1 0 "$@"
1148
1149}
1150
1151function destroy_lttng_session_fail ()
1152{
1153 destroy_lttng_session 1 1 "$@"
1154}
1155
1156function destroy_lttng_session_notap ()
1157{
1158 destroy_lttng_session 0 0 "$@"
1159}
1160
1161function destroy_lttng_sessions ()
1162{
1163 $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy --all 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1164 ok $? "Destroy all lttng sessions"
1165}
1166
1167function lttng_snapshot_add_output ()
1168{
1169 local expected_to_fail=$1
1170 local sess_name=$2
1171 local trace_path=$3
1172
1173 $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output -s $sess_name file://$trace_path 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1174 ret=$?
1175 if [[ $expected_to_fail -eq 1 ]]; then
1176 test "$ret" -ne "0"
1177 ok $? "Added snapshot output file://$trace_path failed as expected"
1178 else
1179 ok $ret "Added snapshot output file://$trace_path"
1180 fi
1181}
1182
1183function lttng_snapshot_add_output_ok ()
1184{
1185 lttng_snapshot_add_output 0 "$@"
1186}
1187
1188function lttng_snapshot_add_output_fail ()
1189{
1190 lttng_snapshot_add_output 1 "$@"
1191}
1192
1193function lttng_snapshot_del_output ()
1194{
1195 local expected_to_fail=$1
1196 local sess_name=$2
1197 local id=$3
1198
1199 $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot del-output -s $sess_name $id 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1200 ret=$?
1201 if [[ $expected_to_fail -eq "1" ]]; then
1202 test "$ret" -ne "0"
1203 ok $? "Deleted snapshot output id $id failed as expected"
1204 else
1205 ok $ret "Deleted snapshot output id $id"
1206 fi
1207}
1208
1209function lttng_snapshot_del_output_ok ()
1210{
1211 lttng_snapshot_del_output 0 "$@"
1212}
1213
1214function lttng_snapshot_del_output_fail ()
1215{
1216 lttng_snapshot_del_output 1 "$@"
1217}
1218
1219function lttng_snapshot_record ()
1220{
1221 local sess_name=$1
1222 local trace_path=$2
1223
1224 $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot record -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1225 ok $? "Snapshot recorded"
1226}
1227
1228function lttng_snapshot_list ()
1229{
1230 local sess_name=$1
1231 $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1232 ok $? "Snapshot list"
1233}
1234
1235function lttng_save()
1236{
1237 local sess_name=$1
1238 local opts=$2
1239
1240 $TESTDIR/../src/bin/lttng/$LTTNG_BIN save $sess_name $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1241 ok $? "Session saved"
1242}
1243
1244function lttng_load()
1245{
1246 local expected_to_fail=$1
1247 local opts=$2
1248
1249 $TESTDIR/../src/bin/lttng/$LTTNG_BIN load $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1250 ret=$?
1251 if [[ $expected_to_fail -eq "1" ]]; then
1252 test $ret -ne "0"
1253 ok $? "Load command failed as expected with opts: $opts"
1254 else
1255 ok $ret "Load command with opts: $opts"
1256 fi
1257}
1258
1259function lttng_load_ok()
1260{
1261 lttng_load 0 "$@"
1262}
1263
1264function lttng_load_fail()
1265{
1266 lttng_load 1 "$@"
1267}
1268
1269function lttng_track()
1270{
1271 local expected_to_fail=$1
1272 local opts=$2
1273 $TESTDIR/../src/bin/lttng/$LTTNG_BIN track $opts >$OUTPUT_DEST
1274 ret=$?
1275 if [[ $expected_to_fail -eq "1" ]]; then
1276 test $ret -ne "0"
1277 ok $? "Track command failed as expected with opts: $opts"
1278 else
1279 ok $ret "Track command with opts: $opts"
1280 fi
1281}
1282
1283function lttng_track_ok()
1284{
1285 lttng_track 0 "$@"
1286}
1287
1288function lttng_track_fail()
1289{
1290 lttng_track 1 "$@"
1291}
1292
1293function lttng_untrack()
1294{
1295 local expected_to_fail=$1
1296 local opts=$2
1297 $TESTDIR/../src/bin/lttng/$LTTNG_BIN untrack $opts >$OUTPUT_DEST
1298 ret=$?
1299 if [[ $expected_to_fail -eq "1" ]]; then
1300 test $ret -ne "0"
1301 ok $? "Untrack command failed as expected with opts: $opts"
1302 else
1303 ok $ret "Untrack command with opts: $opts"
1304 fi
1305}
1306
1307function lttng_untrack_ok()
1308{
1309 lttng_untrack 0 "$@"
1310}
1311
1312function lttng_untrack_fail()
1313{
1314 lttng_untrack 1 "$@"
1315}
1316
1317function add_context_lttng()
1318{
1319 local expected_to_fail="$1"
1320 local domain="$2"
1321 local session_name="$3"
1322 local channel_name="$4"
1323 local type="$5"
1324
1325 $TESTDIR/../src/bin/lttng/$LTTNG_BIN add-context -s $session_name -c $channel_name -t $type $domain 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1326 ret=$?
1327 if [[ $expected_to_fail -eq "1" ]]; then
1328 test $ret -ne "0"
1329 ok $? "Add context command failed as expected for type: $type"
1330 else
1331 ok $ret "Add context command for type: $type"
1332 fi
1333}
1334
1335function add_context_ust_ok()
1336{
1337 add_context_lttng 0 -u "$@"
1338}
1339
1340function add_context_ust_fail()
1341{
1342 add_context_lttng 1 -u "$@"
1343}
1344
1345function add_context_kernel_ok()
1346{
1347 add_context_lttng 0 -k "$@"
1348}
1349
1350function add_context_kernel_fail()
1351{
1352 add_context_lttng 1 -k "$@"
1353}
1354
1355function trace_matches ()
1356{
1357 local event_name=$1
1358 local nr_iter=$2
1359 local trace_path=$3
1360
1361 which $BABELTRACE_BIN >/dev/null
1362 skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
1363
1364 local count=$($BABELTRACE_BIN $trace_path | grep $event_name | wc -l)
1365
1366 if [ "$count" -ne "$nr_iter" ]; then
1367 fail "Trace match"
1368 diag "$count matching events found in trace"
1369 else
1370 pass "Trace match"
1371 fi
1372}
1373
1374function trace_match_only()
1375{
1376 local event_name=$1
1377 local nr_iter=$2
1378 local trace_path=$3
1379
1380 which $BABELTRACE_BIN >/dev/null
1381 skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
1382
1383 local count=$($BABELTRACE_BIN $trace_path | grep $event_name | wc -l)
1384 local total=$($BABELTRACE_BIN $trace_path | wc -l)
1385
1386 if [ "$nr_iter" -eq "$count" ] && [ "$total" -eq "$nr_iter" ]; then
1387 pass "Trace match with $total event $event_name"
1388 else
1389 fail "Trace match"
1390 diag "$total event(s) found, expecting $nr_iter of event $event_name and only found $count"
1391 fi
1392}
1393
1394function validate_trace
1395{
1396 local event_name=$1
1397 local trace_path=$2
1398
1399 which $BABELTRACE_BIN >/dev/null
1400 if [ $? -ne 0 ]; then
1401 skip 0 "Babeltrace binary not found. Skipping trace validation"
1402 fi
1403
1404 OLDIFS=$IFS
1405 IFS=","
1406 for i in $event_name; do
1407 traced=$($BABELTRACE_BIN $trace_path 2>/dev/null | grep $i | wc -l)
1408 if [ "$traced" -ne 0 ]; then
1409 pass "Validate trace for event $i, $traced events"
1410 else
1411 fail "Validate trace for event $i"
1412 diag "Found $traced occurences of $i"
1413 fi
1414 done
1415 ret=$?
1416 IFS=$OLDIFS
1417 return $ret
1418}
1419
1420function validate_trace_count
1421{
1422 local event_name=$1
1423 local trace_path=$2
1424 local expected_count=$3
1425
1426 which $BABELTRACE_BIN >/dev/null
1427 if [ $? -ne 0 ]; then
1428 skip 0 "Babeltrace binary not found. Skipping trace validation"
1429 fi
1430
1431 cnt=0
1432 OLDIFS=$IFS
1433 IFS=","
1434 for i in $event_name; do
1435 traced=$($BABELTRACE_BIN $trace_path 2>/dev/null | grep $i | wc -l)
1436 if [ "$traced" -ne 0 ]; then
1437 pass "Validate trace for event $i, $traced events"
1438 else
1439 fail "Validate trace for event $i"
1440 diag "Found $traced occurences of $i"
1441 fi
1442 cnt=$(($cnt + $traced))
1443 done
1444 IFS=$OLDIFS
1445 test $cnt -eq $expected_count
1446 ok $? "Read a total of $cnt events, expected $expected_count"
1447}
1448
1449function trace_first_line
1450{
1451 local trace_path=$1
1452
1453 which $BABELTRACE_BIN >/dev/null
1454 if [ $? -ne 0 ]; then
1455 skip 0 "Babeltrace binary not found. Skipping trace validation"
1456 fi
1457
1458 $BABELTRACE_BIN $trace_path 2>/dev/null | head -n 1
1459}
1460
1461function validate_trace_exp()
1462{
1463 local event_exp=$1
1464 local trace_path=$2
1465
1466 which $BABELTRACE_BIN >/dev/null
1467 skip $? -ne 0 "Babeltrace binary not found. Skipping trace validation"
1468
1469 traced=$($BABELTRACE_BIN $trace_path 2>/dev/null | grep ${event_exp} | wc -l)
1470 if [ "$traced" -ne 0 ]; then
1471 pass "Validate trace for expression '${event_exp}', $traced events"
1472 else
1473 fail "Validate trace for expression '${event_exp}'"
1474 diag "Found $traced occurences of '${event_exp}'"
1475 fi
1476 ret=$?
1477 return $ret
1478}
1479
1480function validate_trace_only_exp()
1481{
1482 local event_exp=$1
1483 local trace_path=$2
1484
1485 which $BABELTRACE_BIN >/dev/null
1486 skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
1487
1488 local count=$($BABELTRACE_BIN $trace_path | grep ${event_exp} | wc -l)
1489 local total=$($BABELTRACE_BIN $trace_path | wc -l)
1490
1491 if [ "$count" -ne 0 ] && [ "$total" -eq "$count" ]; then
1492 pass "Trace match with $total for expression '${event_exp}"
1493 else
1494 fail "Trace match"
1495 diag "$total syscall event(s) found, only syscalls matching expression '${event_exp}' ($count occurrences) are expected"
1496 fi
1497 ret=$?
1498 return $ret
1499}
1500
1501function validate_trace_empty()
1502{
1503 local trace_path=$1
1504
1505 which $BABELTRACE_BIN >/dev/null
1506 if [ $? -ne 0 ]; then
1507 skip 0 "Babeltrace binary not found. Skipping trace validation"
1508 fi
1509
1510 events=$($BABELTRACE_BIN $trace_path 2>/dev/null)
1511 ret=$?
1512 if [ $ret -ne 0 ]; then
1513 fail "Failed to parse trace"
1514 return $ret
1515 fi
1516
1517 traced=$(echo -n "$events" | wc -l)
1518 if [ "$traced" -eq 0 ]; then
1519 pass "Validate empty trace"
1520 else
1521 fail "Validate empty trace"
1522 diag "Found $traced events in trace"
1523 fi
1524 ret=$?
1525 return $ret
1526}
1527
1528function regenerate_metadata ()
1529{
1530 local expected_to_fail=$1
1531 local sess_name=$2
1532
1533 $TESTDIR/../src/bin/lttng/$LTTNG_BIN regenerate metadata -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1534 ret=$?
1535 if [[ $expected_to_fail -eq "1" ]]; then
1536 test "$ret" -ne "0"
1537 ok $? "Expected fail on regenerate metadata $sess_name"
1538 else
1539 ok $ret "Metadata regenerate $sess_name"
1540 fi
1541}
1542
1543function regenerate_metadata_ok ()
1544{
1545 regenerate_metadata 0 "$@"
1546}
1547
1548function regenerate_metadata_fail ()
1549{
1550 regenerate_metadata 1 "$@"
1551}
1552
1553function regenerate_statedump ()
1554{
1555 local expected_to_fail=$1
1556 local sess_name=$2
1557
1558 $TESTDIR/../src/bin/lttng/$LTTNG_BIN regenerate statedump -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1559 ret=$?
1560 if [[ $expected_to_fail -eq "1" ]]; then
1561 test "$ret" -ne "0"
1562 ok $? "Expected fail on regenerate statedump $sess_name"
1563 else
1564 ok $ret "Metadata regenerate $sess_name"
1565 fi
1566}
1567
1568function regenerate_statedump_ok ()
1569{
1570 regenerate_statedump 0 "$@"
1571}
1572
1573function regenerate_statedump_fail ()
1574{
1575 regenerate_statedump 1 "$@"
1576}
1577
1578function destructive_tests_enabled ()
1579{
1580 if [ ${LTTNG_ENABLE_DESTRUCTIVE_TESTS} = "will-break-my-system" ]; then
1581 return 0
1582 else
1583 return 1
1584 fi
1585}
LTTng 2.0 tools and control repository
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