Commit | Line | Data |
---|---|---|
434f8068 JR |
1 | #!/bin/bash |
2 | # | |
9d16b343 | 3 | # Copyright (C) 2017 Jonathan Rajotte <jonathan.rajotte-julien@efficiso.com>> |
434f8068 | 4 | # |
9d16b343 | 5 | # SPDX-License-Identifier: LGPL-2.1-only |
434f8068 JR |
6 | |
7 | TEST_DESC="Notification" | |
8 | ||
9 | CURDIR=$(dirname $0)/ | |
10 | TESTDIR=$CURDIR/../../../ | |
11 | ||
434f8068 JR |
12 | TESTPOINT=$(readlink -f ${CURDIR}/.libs/libpause_consumer.so) |
13 | ||
14 | TESTAPP_PATH="$TESTDIR/utils/testapp" | |
15 | TESTAPP_NAME="gen-ust-events" | |
16 | TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME" | |
854382b8 | 17 | TESTAPP_STATE_FILE="$(mktemp -u)" |
434f8068 | 18 | |
854382b8 | 19 | NR_ITER=1000 |
434f8068 JR |
20 | NR_USEC_WAIT=5 |
21 | ||
22 | SESSION_NAME="my_session" | |
854382b8 | 23 | CHANNEL_NAME="my_channel" |
434f8068 | 24 | |
434f8068 | 25 | |
434f8068 JR |
26 | DIR=$(readlink -f $TESTDIR) |
27 | ||
1bd26228 JG |
28 | PAGE_SIZE=$(getconf PAGE_SIZE) |
29 | ||
854382b8 JR |
30 | NUM_TEST_UST=50 |
31 | NUM_TEST_KERNEL=50 | |
32 | NUM_TESTS=$(($NUM_TEST_UST + $NUM_TEST_KERNEL)) | |
434f8068 JR |
33 | |
34 | source $TESTDIR/utils/utils.sh | |
25cb2044 | 35 | source $CURDIR/util_event_generator.sh |
434f8068 JR |
36 | |
37 | consumerd_pipe=() | |
38 | file_sync_after_first_event=$(mktemp -u) | |
39 | ||
40 | # MUST set TESTDIR before calling those functions | |
41 | plan_tests $NUM_TESTS | |
42 | ||
43 | print_test_banner "$TEST_DESC" | |
44 | ||
45 | app_pids=() | |
867313e2 | 46 | |
434f8068 JR |
47 | function start_client { |
48 | local pid=-1 | |
49 | local output_file=$1 | |
50 | local session_name=$2 | |
51 | local channel_name=$3 | |
52 | local domain_type=$4 | |
53 | local buffer_usage_type=$5 | |
54 | local buffer_usage_threshold_type=$6 | |
55 | local buffer_usage_threshold_value=$7 | |
56 | local nr_expected_notification=$8 | |
57 | ||
58 | ${CURDIR}/base_client ${session_name} ${channel_name} ${domain_type} ${buffer_usage_type} ${buffer_usage_threshold_type} ${buffer_usage_threshold_value} ${nr_expected_notification} > ${output_file} & | |
59 | pid=$! | |
60 | ||
61 | app_pids+=("$pid") | |
62 | } | |
63 | ||
64 | function wait_for_message () | |
65 | { | |
345ed219 JR |
66 | local directory=$1 |
67 | local file_pattern=$2 | |
68 | local message=$3 | |
434f8068 | 69 | |
345ed219 | 70 | for file in $directory/${file_pattern}*; do |
434f8068 JR |
71 | while(true); do |
72 | # Check for "error" message | |
73 | grep -q "error:" ${file} | |
74 | app_error=$? | |
75 | if [ $app_error -eq "0" ] ; then | |
76 | # An error occurred | |
77 | fail "Waiting message: error logged see file content: ${message}, ${file}" | |
78 | return 1 | |
79 | fi | |
80 | ||
81 | grep -q "${message}" ${file} | |
82 | if [[ "$?" -ne "0" ]]; then | |
83 | # Lookup failed restart loop | |
84 | diag "Lookup failed sleep and retry grep for: ${message}, ${file}" | |
85 | sleep 0.25 | |
86 | continue | |
87 | fi | |
88 | break | |
89 | done | |
90 | done | |
91 | pass "Message received: ${message}" | |
92 | return 0 | |
93 | } | |
94 | ||
95 | function print_errors () | |
96 | { | |
345ed219 JR |
97 | local directory=$1 |
98 | local file_pattern=$2 | |
434f8068 | 99 | |
345ed219 | 100 | for file in $directory/${file_pattern}*; do |
434f8068 JR |
101 | # Check for "error" message |
102 | error_message=$(grep "error:" ${file}) | |
867313e2 | 103 | if [[ "${error_message}x" != "x" ]]; then |
434f8068 JR |
104 | diag "Errors for application ${file}:" |
105 | diag "${error_message}" | |
106 | fi | |
107 | done | |
108 | } | |
109 | ||
110 | function comm_consumerd () | |
111 | { | |
112 | local message=$1 | |
113 | local pipe=$2 | |
114 | echo -ne "${message}" > "${pipe}" | |
434f8068 JR |
115 | } |
116 | ||
117 | function stop_consumerd () | |
118 | { | |
119 | local pipe=$1 | |
120 | comm_consumerd "1" "$pipe" | |
434f8068 JR |
121 | } |
122 | ||
123 | function resume_consumerd () | |
124 | { | |
125 | local pipe=$1 | |
126 | comm_consumerd "\0" "$pipe" | |
434f8068 JR |
127 | } |
128 | ||
129 | function test_multi_app () | |
130 | { | |
854382b8 JR |
131 | local domain_type=$1 |
132 | local event_generator_pid=$2 | |
133 | ||
434f8068 JR |
134 | local app_pids=() |
135 | local low_output_file_pattern="low_app_output_file_" | |
136 | local high_output_file_pattern="high_app_output_file_" | |
345ed219 | 137 | local output_dir=$(mktemp -d) |
434f8068 | 138 | |
345ed219 | 139 | local testpoint_base_path=$(readlink -f "$output_dir/lttng.t_p_n_multi_app") |
6a1eee92 JR |
140 | local testpoint_pipe_path=$(mktemp -u "${testpoint_base_path}.XXXXXX") |
141 | ||
142 | local nr_notification_expected=5 | |
143 | local nr_client_app=50 | |
854382b8 JR |
144 | local domain_string="" |
145 | local event_name="" | |
146 | ||
147 | case $domain_type in | |
148 | ust) | |
149 | domain_string=LTTNG_DOMAIN_UST | |
150 | event_name="tp:tptest" | |
151 | ;; | |
152 | kernel) | |
153 | domain_string=LTTNG_DOMAIN_KERNEL | |
154 | event_name="lttng_test_filter_event" | |
155 | ;; | |
156 | *) | |
157 | fail "Invalid domain type" | |
158 | exit 1 | |
159 | ;; | |
160 | esac | |
6a1eee92 | 161 | |
434f8068 | 162 | # Setup |
6a1eee92 | 163 | LTTNG_SESSIOND_ENV_VARS="LTTNG_TESTPOINT_ENABLE=1 CONSUMER_PAUSE_PIPE_PATH=${testpoint_pipe_path} LD_PRELOAD=${TESTPOINT}" |
434f8068 JR |
164 | start_lttng_sessiond |
165 | ||
434f8068 | 166 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH |
854382b8 JR |
167 | enable_${domain_type}_lttng_channel_ok $SESSION_NAME $CHANNEL_NAME --subbuf-size=$PAGE_SIZE |
168 | enable_${domain_type}_lttng_event_ok $SESSION_NAME $event_name $CHANNEL_NAME | |
434f8068 JR |
169 | |
170 | # Fetch consumerd testpoint pipe information | |
171 | # This is needed since the testpoint create a pipe with the consumer type suffixed | |
345ed219 JR |
172 | consumerd_pipe=() |
173 | for f in "$testpoint_pipe_path"*; do | |
434f8068 JR |
174 | consumerd_pipe+=("$f") |
175 | done | |
176 | ||
6a1eee92 | 177 | for (( i = 0; i < $nr_client_app; i++ )); do |
345ed219 JR |
178 | low_app_output_file=$output_dir/${low_output_file_pattern}${i} |
179 | high_app_output_file=$output_dir/${high_output_file_pattern}${i} | |
854382b8 JR |
180 | start_client $low_app_output_file $SESSION_NAME $CHANNEL_NAME $domain_string LOW RATIO 0.0 $nr_notification_expected |
181 | start_client $high_app_output_file $SESSION_NAME $CHANNEL_NAME $domain_string HIGH RATIO 0.420 $nr_notification_expected | |
434f8068 JR |
182 | done |
183 | ||
345ed219 JR |
184 | wait_for_message $output_dir "${low_output_file_pattern}" "sync: ready" |
185 | wait_for_message $output_dir "${high_output_file_pattern}" "sync: ready" | |
434f8068 JR |
186 | |
187 | # Test notification reception | |
6a1eee92 | 188 | for (( i = 0; i < $nr_notification_expected; i++ )); do |
434f8068 JR |
189 | |
190 | # Stop consumerd consumption to force high notification | |
191 | start_lttng_tracing_ok $SESSION_NAME | |
192 | for pipe in "${consumerd_pipe[@]}"; do | |
193 | stop_consumerd "${pipe}" | |
194 | done | |
195 | ||
345ed219 | 196 | wait_for_message $output_dir "${high_output_file_pattern}" "notification: high $i" |
434f8068 | 197 | |
854382b8 JR |
198 | # Put application in suspend mode to prevent double low |
199 | # notification and synchronize on state file. | |
200 | kill -s SIGUSR1 $event_generator_pid | |
201 | while [ ! -f "${TESTAPP_STATE_FILE}" ]; do | |
202 | sleep 0.5 | |
203 | done | |
204 | ||
434f8068 JR |
205 | # Resume consumerd |
206 | for pipe in "${consumerd_pipe[@]}"; do | |
207 | resume_consumerd "${pipe}" | |
208 | done | |
209 | # Stop tracing forcing full buffer consumption | |
7fe98a98 | 210 | stop_lttng_tracing_ok $SESSION_NAME |
434f8068 JR |
211 | |
212 | # Check for notifications reception | |
345ed219 | 213 | wait_for_message $output_dir "${low_output_file_pattern}" "notification: low $i" |
434f8068 JR |
214 | ret=$? |
215 | ok $ret "Notifications $i received" | |
216 | if [[ $ret -ne "0" ]]; then | |
217 | # Error occurred bail out | |
218 | break; | |
219 | fi | |
854382b8 JR |
220 | |
221 | # Put application in active mode and synchronize on state file. | |
222 | kill -s SIGUSR1 $event_generator_pid | |
223 | while [ -f "${TESTAPP_STATE_FILE}" ]; do | |
224 | sleep 0.5 | |
225 | done | |
434f8068 JR |
226 | done |
227 | ||
345ed219 | 228 | wait_for_message $output_dir "${low_output_file_pattern}" "exit: 0" |
434f8068 JR |
229 | ret=$? |
230 | ok $ret "Application for low notification terminated normally" | |
345ed219 JR |
231 | if [[ $ret -ne "0" ]]; then |
232 | print_errors $output_dir "${low_output_file_pattern}" | |
434f8068 JR |
233 | fi |
234 | ||
345ed219 | 235 | wait_for_message $output_dir "${high_output_file_pattern}" "exit: 0" |
434f8068 JR |
236 | ret=$? |
237 | ok $ret "Application for high notification terminated normally" | |
345ed219 JR |
238 | if [[ $ret -ne "0" ]]; then |
239 | print_errors $output_dir "${high_output_file_pattern}" | |
434f8068 JR |
240 | fi |
241 | ||
345ed219 | 242 | |
854382b8 | 243 | destroy_lttng_session_ok $SESSION_NAME |
434f8068 | 244 | stop_lttng_sessiond |
854382b8 JR |
245 | |
246 | for pipe in "${consumerd_pipe[@]}"; do | |
247 | rm -rf "${pipe}" | |
248 | done | |
81665716 JR |
249 | |
250 | rm -rf $output_dir | |
854382b8 JR |
251 | } |
252 | ||
253 | function test_multi_app_ust () | |
254 | { | |
255 | diag "Multi client app UST notification" | |
25cb2044 | 256 | ust_event_generator "$TESTAPP_BIN" "$TESTAPP_STATE_FILE" & |
854382b8 JR |
257 | local generator_pid=$! |
258 | ||
259 | test_multi_app ust $generator_pid | |
260 | ||
25cb2044 | 261 | kill -s SIGUSR2 $generator_pid 2> /dev/null |
854382b8 JR |
262 | wait $generator_pid 2> /dev/null |
263 | rm -rf ${TESTAPP_STATE_FILE} 2> /dev/null | |
264 | } | |
265 | ||
266 | function test_multi_app_kernel () | |
267 | { | |
268 | diag "Multi client app kernel notification" | |
269 | modprobe lttng-test | |
270 | ||
25cb2044 | 271 | kernel_event_generator generate_filter_events $TESTAPP_STATE_FILE & |
854382b8 JR |
272 | local generator_pid=$! |
273 | ||
274 | test_multi_app kernel $generator_pid | |
275 | ||
276 | ||
25cb2044 | 277 | kill -s SIGUSR2 $generator_pid 2> /dev/null |
854382b8 JR |
278 | wait $generator_pid 2> /dev/null |
279 | rm -rf ${TESTAPP_STATE_FILE} 2> /dev/null | |
280 | ||
d0e263e7 | 281 | modprobe --remove lttng-test |
854382b8 JR |
282 | } |
283 | ||
284 | function test_on_register_evaluation_ust () | |
285 | { | |
286 | diag "On register notification UST" | |
287 | ||
288 | # Start app in infinite loop | |
25cb2044 | 289 | ust_event_generator "$TESTAPP_BIN" "$TESTAPP_STATE_FILE" & |
854382b8 JR |
290 | local generator_pid=$! |
291 | ||
292 | test_on_register_evaluation ust $generator_pid | |
293 | ||
25cb2044 | 294 | kill -s SIGUSR2 $generator_pid 2> /dev/null |
854382b8 JR |
295 | wait $generator_pid 2> /dev/null |
296 | rm -rf ${TESTAPP_STATE_FILE} 2> /dev/null | |
297 | ||
298 | } | |
299 | ||
300 | function test_on_register_evaluation_kernel() | |
301 | { | |
302 | diag "On register notification kernel" | |
303 | ||
304 | modprobe lttng-test | |
305 | ||
25cb2044 | 306 | kernel_event_generator generate_filter_events $TESTAPP_STATE_FILE & |
854382b8 JR |
307 | local generator_pid=$! |
308 | ||
309 | test_on_register_evaluation kernel $generator_pid | |
310 | ||
311 | ||
25cb2044 | 312 | kill -s SIGUSR2 $generator_pid 2> /dev/null |
854382b8 JR |
313 | wait $generator_pid 2> /dev/null |
314 | rm -rf ${TESTAPP_STATE_FILE} 2> /dev/null | |
315 | ||
d0e263e7 | 316 | modprobe --remove lttng-test |
434f8068 JR |
317 | } |
318 | ||
867313e2 JR |
319 | function test_on_register_evaluation () |
320 | { | |
854382b8 JR |
321 | local domain_type=$1 |
322 | local event_generator_pid=$2 | |
323 | ||
867313e2 JR |
324 | local app_pids=() |
325 | local high_output_file_pattern="high_app_output_file_on_register_evaluation" | |
326 | ||
345ed219 JR |
327 | local output_dir=$(mktemp -d) |
328 | local testpoint_base_path=$(readlink -f "$output_dir/lttng.t_p_n_register_evaluation") | |
867313e2 | 329 | local testpoint_pipe_path=$(mktemp -u "${testpoint_base_path}.XXXXXX") |
854382b8 JR |
330 | local domain_string="" |
331 | local event_name="" | |
867313e2 | 332 | |
854382b8 JR |
333 | case $domain_type in |
334 | ust) | |
335 | domain_string=LTTNG_DOMAIN_UST | |
336 | event_name="tp:tptest" | |
337 | ;; | |
338 | kernel) | |
339 | domain_string=LTTNG_DOMAIN_KERNEL | |
340 | event_name="lttng_test_filter_event" | |
341 | ;; | |
342 | *) | |
343 | fail "Invalid domain type" | |
344 | exit 1 | |
345 | ;; | |
346 | esac | |
347 | ||
867313e2 JR |
348 | # Setup |
349 | LTTNG_SESSIOND_ENV_VARS="LTTNG_TESTPOINT_ENABLE=1 CONSUMER_PAUSE_PIPE_PATH=${testpoint_pipe_path} LD_PRELOAD=${TESTPOINT}" | |
350 | start_lttng_sessiond | |
351 | ||
867313e2 | 352 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH |
854382b8 JR |
353 | enable_${domain_type}_lttng_channel_ok $SESSION_NAME $CHANNEL_NAME --subbuf-size=$PAGE_SIZE |
354 | enable_${domain_type}_lttng_event_ok $SESSION_NAME $event_name $CHANNEL_NAME | |
867313e2 JR |
355 | |
356 | # Fetch consumerd testpoint pipe information | |
357 | # This is needed since the testpoint create a pipe with the consumer type suffixed | |
345ed219 JR |
358 | consumerd_pipe=() |
359 | for f in "$testpoint_pipe_path"*; do | |
867313e2 JR |
360 | consumerd_pipe+=("$f") |
361 | done | |
362 | ||
363 | high_app_output_file=${high_output_file_pattern}.first_receiver | |
345ed219 | 364 | high_app_output_path=$output_dir/${high_app_output_file} |
854382b8 | 365 | start_client $high_app_output_path $SESSION_NAME $CHANNEL_NAME $domain_string HIGH RATIO 0.420 1 |
867313e2 | 366 | |
345ed219 | 367 | wait_for_message $output_dir "${high_app_output_file}" "sync: ready" |
867313e2 JR |
368 | |
369 | # Stop consumerd consumption to force high notification | |
370 | start_lttng_tracing_ok $SESSION_NAME | |
371 | ||
372 | for pipe in "${consumerd_pipe[@]}"; do | |
373 | stop_consumerd "${pipe}" | |
374 | done | |
375 | ||
345ed219 | 376 | wait_for_message $output_dir "${high_app_output_file}" "notification: high 0" |
867313e2 JR |
377 | |
378 | # Start a second receiver, the receiver should receive a high | |
379 | # notification on subscription | |
380 | high_app_output_file=${high_output_file_pattern}.second_receiver | |
345ed219 | 381 | high_app_output_path=$output_dir/${high_app_output_file} |
854382b8 | 382 | start_client $high_app_output_path $SESSION_NAME $CHANNEL_NAME $domain_string HIGH RATIO 0.420 1 |
345ed219 JR |
383 | wait_for_message $output_dir "${high_app_output_file}" "sync: ready" |
384 | wait_for_message $output_dir "${high_app_output_file}" "notification: high 0" | |
867313e2 JR |
385 | |
386 | # Resume consumerd | |
387 | for pipe in "${consumerd_pipe[@]}"; do | |
388 | resume_consumerd "${pipe}" | |
389 | done | |
390 | ||
345ed219 | 391 | wait_for_message $output_dir "${high_output_file_pattern}" "exit: 0" |
867313e2 JR |
392 | ret=$? |
393 | ok $ret "Application for high notification terminated normally" | |
345ed219 | 394 | if [[ $ret -ne "0" ]]; then |
867313e2 JR |
395 | # Keep the file |
396 | print_errors "${high_output_file_pattern}" | |
397 | fi | |
398 | ||
345ed219 | 399 | |
854382b8 | 400 | destroy_lttng_session_ok $SESSION_NAME |
867313e2 JR |
401 | stop_lttng_sessiond |
402 | ||
25cb2044 | 403 | kill -s SIGUSR2 $generator_pid 2> /dev/null |
854382b8 JR |
404 | wait $generator_pid 2> /dev/null |
405 | ||
406 | for pipe in "${consumerd_pipe[@]}"; do | |
407 | rm -rf "${pipe}" | |
408 | done | |
409 | ||
81665716 | 410 | rm -rf "$output_dir" |
867313e2 JR |
411 | } |
412 | ||
434f8068 JR |
413 | |
414 | TESTS=( | |
854382b8 JR |
415 | test_multi_app_ust |
416 | test_on_register_evaluation_ust | |
434f8068 JR |
417 | ) |
418 | ||
854382b8 | 419 | if [ "$(id -u)" == "0" ]; then |
fb180e6e | 420 | validate_lttng_modules_present |
854382b8 JR |
421 | TESTS+=( |
422 | test_multi_app_kernel | |
423 | test_on_register_evaluation_kernel | |
424 | ) | |
425 | else | |
426 | skip 0 "Root access is needed. Skipping all kernel multi-app notification tests." $NUM_TEST_KERNEL | |
427 | fi | |
428 | ||
429 | ||
434f8068 JR |
430 | for fct_test in ${TESTS[@]}; |
431 | do | |
432 | TRACE_PATH=$(mktemp -d) | |
433 | ||
434 | ${fct_test} | |
435 | if [ $? -ne 0 ]; then | |
436 | break; | |
437 | fi | |
438 | ||
439 | # Only delete if successful | |
440 | rm -rf $TRACE_PATH | |
441 | done |