| 1 | #!/bin/bash |
| 2 | # |
| 3 | # Copyright (C) 2019 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com> |
| 4 | # |
| 5 | # SPDX-License-Identifier: LGPL-2.1-only |
| 6 | |
| 7 | TEST_DESC="Clear - UST tracing" |
| 8 | |
| 9 | CURDIR=$(dirname $0)/ |
| 10 | TESTDIR=$CURDIR/../../.. |
| 11 | EVENT_NAME="tp:tptest" |
| 12 | SESSION_NAME="" |
| 13 | TESTAPP_PATH="$TESTDIR/utils/testapp" |
| 14 | TESTAPP_NAME="gen-ust-events" |
| 15 | TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME" |
| 16 | |
| 17 | NUM_TESTS=1915 |
| 18 | |
| 19 | PAGE_SIZE=$(getconf PAGE_SIZE) |
| 20 | TRACE_PATH=$(mktemp -d) |
| 21 | |
| 22 | source $TESTDIR/utils/utils.sh |
| 23 | |
| 24 | if [ ! -x "$TESTAPP_BIN" ]; then |
| 25 | BAIL_OUT "No UST events binary detected." |
| 26 | fi |
| 27 | |
| 28 | function clean_path () |
| 29 | { |
| 30 | local trace_path=$1 |
| 31 | set -u |
| 32 | rm -rf $trace_path/* |
| 33 | set +u |
| 34 | } |
| 35 | |
| 36 | function cond_start_tracing () |
| 37 | { |
| 38 | local session_name=$1 |
| 39 | local tracing_active=$2 |
| 40 | |
| 41 | if [[ $tracing_active -ne 1 ]]; then |
| 42 | start_lttng_tracing_ok $session_name |
| 43 | fi |
| 44 | } |
| 45 | |
| 46 | function cond_stop_tracing () |
| 47 | { |
| 48 | local session_name=$1 |
| 49 | local tracing_active=$2 |
| 50 | |
| 51 | if [[ $tracing_active -ne 1 ]]; then |
| 52 | stop_lttng_tracing_ok $session_name |
| 53 | fi |
| 54 | } |
| 55 | |
| 56 | function do_clear_session () |
| 57 | { |
| 58 | local session_name=$1 |
| 59 | local tracing_active=$2 |
| 60 | local clear_twice=$3 |
| 61 | local rotate_before=$4 |
| 62 | local rotate_after=$5 |
| 63 | |
| 64 | cond_stop_tracing $session_name $tracing_active |
| 65 | if [[ $rotate_before -eq 1 ]]; then |
| 66 | rotate_session_ok $SESSION_NAME |
| 67 | fi |
| 68 | lttng_clear_session_ok $SESSION_NAME |
| 69 | if [[ $clear_twice -eq 1 ]]; then |
| 70 | lttng_clear_session_ok $SESSION_NAME |
| 71 | fi |
| 72 | if [[ $rotate_after -eq 1 ]]; then |
| 73 | if [[ $tracing_active -eq 1 ]]; then |
| 74 | rotate_session_ok $SESSION_NAME |
| 75 | else |
| 76 | # Expect failure |
| 77 | rotate_session_fail $SESSION_NAME |
| 78 | fi |
| 79 | fi |
| 80 | cond_start_tracing $session_name $tracing_active |
| 81 | } |
| 82 | |
| 83 | function test_ust_streaming () |
| 84 | { |
| 85 | local tracing_active=$1 |
| 86 | local clear_twice=$2 |
| 87 | local rotate_before=$3 |
| 88 | local rotate_after=$4 |
| 89 | local buffer_type=$5 |
| 90 | local local_path="${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" |
| 91 | local channel_name="chan" |
| 92 | |
| 93 | diag "Test ust streaming clear" |
| 94 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 95 | create_lttng_session_uri $SESSION_NAME net://localhost |
| 96 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 97 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 98 | start_lttng_tracing_ok $SESSION_NAME |
| 99 | $TESTAPP_BIN -i 10 |
| 100 | do_clear_session $SESSION_NAME $tracing_active $clear_twice $rotate_before $rotate_after |
| 101 | stop_lttng_tracing_ok $SESSION_NAME |
| 102 | |
| 103 | if [[ $rotate_before -eq 1 ]]; then |
| 104 | validate_trace_count $EVENT_NAME $local_path 10 |
| 105 | else |
| 106 | if [[ "$buffer_type" == "uid" ]]; then |
| 107 | validate_trace_empty $local_path |
| 108 | else # pid |
| 109 | validate_directory_empty $local_path |
| 110 | fi |
| 111 | fi |
| 112 | |
| 113 | destroy_lttng_session_ok $SESSION_NAME |
| 114 | } |
| 115 | |
| 116 | function test_ust_streaming_no_event () |
| 117 | { |
| 118 | local tracing_active=$1 |
| 119 | local clear_twice=$2 |
| 120 | #local rotate_before=$3 ignored |
| 121 | #local rotate_after=$4 |
| 122 | local buffer_type=uid |
| 123 | local local_path="${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" |
| 124 | local channel_name="chan" |
| 125 | |
| 126 | diag "Test ust streaming clear no event" |
| 127 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 128 | create_lttng_session_uri $SESSION_NAME net://localhost |
| 129 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 130 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 131 | start_lttng_tracing_ok $SESSION_NAME |
| 132 | |
| 133 | do_clear_session $SESSION_NAME "$tracing_active" "$clear_twice" "$rotate_before" "$rotate_after" |
| 134 | stop_lttng_tracing_ok $SESSION_NAME |
| 135 | |
| 136 | validate_directory_empty "$local_path" |
| 137 | |
| 138 | destroy_lttng_session_ok $SESSION_NAME |
| 139 | } |
| 140 | |
| 141 | function test_ust_streaming_rotate_clear () |
| 142 | { |
| 143 | local tracing_active=$1 |
| 144 | local clear_twice=$2 |
| 145 | local rotate_before=$3 |
| 146 | local rotate_after=$4 |
| 147 | local buffer_type=$5 |
| 148 | local local_path="${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" |
| 149 | local channel_name="chan" |
| 150 | |
| 151 | diag "Test ust streaming rotate-clear" |
| 152 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 153 | create_lttng_session_uri $SESSION_NAME net://localhost |
| 154 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 155 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 156 | start_lttng_tracing_ok $SESSION_NAME |
| 157 | $TESTAPP_BIN -i 1 |
| 158 | rotate_session_ok $SESSION_NAME |
| 159 | $TESTAPP_BIN -i 2 |
| 160 | do_clear_session $SESSION_NAME $tracing_active $clear_twice $rotate_before $rotate_after |
| 161 | $TESTAPP_BIN -i 3 |
| 162 | stop_lttng_tracing_ok $SESSION_NAME |
| 163 | |
| 164 | if [[ $rotate_before -eq 1 ]]; then |
| 165 | local expect_count=6 |
| 166 | else |
| 167 | local expect_count=4 |
| 168 | fi |
| 169 | validate_trace_count $EVENT_NAME $local_path $expect_count |
| 170 | |
| 171 | destroy_lttng_session_ok $SESSION_NAME |
| 172 | } |
| 173 | |
| 174 | function test_ust_streaming_clear_rotate () |
| 175 | { |
| 176 | local tracing_active=$1 |
| 177 | local clear_twice=$2 |
| 178 | local rotate_before=$3 |
| 179 | local rotate_after=$4 |
| 180 | local buffer_type=$5 |
| 181 | local local_path="${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" |
| 182 | local channel_name="chan" |
| 183 | |
| 184 | diag "Test ust streaming clear-rotate" |
| 185 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 186 | create_lttng_session_uri $SESSION_NAME net://localhost |
| 187 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 188 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 189 | start_lttng_tracing_ok $SESSION_NAME |
| 190 | $TESTAPP_BIN -i 1 |
| 191 | do_clear_session $SESSION_NAME $tracing_active $clear_twice $rotate_before $rotate_after |
| 192 | $TESTAPP_BIN -i 2 |
| 193 | rotate_session_ok $SESSION_NAME |
| 194 | $TESTAPP_BIN -i 3 |
| 195 | stop_lttng_tracing_ok $SESSION_NAME |
| 196 | |
| 197 | if [[ $rotate_before -eq 1 ]]; then |
| 198 | local expect_count=6 |
| 199 | else |
| 200 | local expect_count=5 |
| 201 | fi |
| 202 | validate_trace_count $EVENT_NAME $local_path $expect_count |
| 203 | |
| 204 | destroy_lttng_session_ok $SESSION_NAME |
| 205 | } |
| 206 | |
| 207 | function test_ust_streaming_live () |
| 208 | { |
| 209 | local tracing_active=$1 |
| 210 | local clear_twice=$2 |
| 211 | # 3, 4 unused |
| 212 | local buffer_type=$5 |
| 213 | local local_path="${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" |
| 214 | local channel_name="chan" |
| 215 | |
| 216 | diag "Test ust streaming live clear" |
| 217 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, buffer_type=$buffer_type" |
| 218 | create_lttng_session_uri $SESSION_NAME net://localhost "--live" |
| 219 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 220 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 221 | start_lttng_tracing_ok $SESSION_NAME |
| 222 | $TESTAPP_BIN -i 10 |
| 223 | do_clear_session $SESSION_NAME $tracing_active $clear_twice 0 0 |
| 224 | stop_lttng_tracing_ok $SESSION_NAME |
| 225 | |
| 226 | validate_directory_empty $local_path |
| 227 | |
| 228 | destroy_lttng_session_ok $SESSION_NAME |
| 229 | } |
| 230 | |
| 231 | #no clear |
| 232 | function test_ust_basic_streaming_live_viewer () |
| 233 | { |
| 234 | local tracing_active=$1 |
| 235 | local clear_twice=$2 |
| 236 | # 3, 4 unused |
| 237 | local buffer_type=$5 |
| 238 | local local_path="${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" |
| 239 | local remote_trace_path="${HOSTNAME}/${SESSION_NAME}" |
| 240 | local channel_name="chan" |
| 241 | local bt_output_path=$(mktemp -u) |
| 242 | local file_sync_before_exit=$(mktemp -u) |
| 243 | |
| 244 | diag "Test ust basic streaming live with viewer" |
| 245 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, buffer_type=$buffer_type" |
| 246 | create_lttng_session_uri $SESSION_NAME net://localhost "--live" |
| 247 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 248 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 249 | start_lttng_tracing_ok $SESSION_NAME |
| 250 | |
| 251 | wait_live_trace_ready net://localhost |
| 252 | |
| 253 | # Connect a live viewer |
| 254 | $BABELTRACE_BIN -i lttng-live net://localhost/host/$remote_trace_path > $bt_output_path & |
| 255 | local viewer_pid=$! |
| 256 | |
| 257 | wait_live_viewer_connect net://localhost |
| 258 | |
| 259 | $TESTAPP_BIN -i 10 --sync-before-exit $file_sync_before_exit & |
| 260 | local app_pid=$! |
| 261 | |
| 262 | diag "Wait until viewer sees all 10 expected events" |
| 263 | local evcount=0 |
| 264 | while [ $evcount -ne 10 ]; do |
| 265 | evcount=$(cat $bt_output_path | wc -l) |
| 266 | sleep 0.5 |
| 267 | done |
| 268 | pass "Live viewer read $evcount events, expect 10" |
| 269 | |
| 270 | destroy_lttng_session_ok $SESSION_NAME |
| 271 | touch $file_sync_before_exit |
| 272 | diag "Wait for application to exit" |
| 273 | wait $app_pid |
| 274 | pass "Wait for application to exit" |
| 275 | diag "Wait for viewer to exit" |
| 276 | wait $viewer_pid |
| 277 | ok $? "Babeltrace succeeds" |
| 278 | pass "Wait for viewer to exit" |
| 279 | |
| 280 | rm -f $bt_output_path |
| 281 | rm -f $file_sync_before_exit |
| 282 | } |
| 283 | |
| 284 | function test_ust_streaming_live_viewer () |
| 285 | { |
| 286 | local tracing_active=$1 |
| 287 | local clear_twice=$2 |
| 288 | # 3, 4 unused |
| 289 | local buffer_type=$5 |
| 290 | local local_path="${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" |
| 291 | local remote_trace_path="${HOSTNAME}/${SESSION_NAME}" |
| 292 | local channel_name="chan" |
| 293 | local bt_output_path=$(mktemp -d)/bt-output.txt |
| 294 | |
| 295 | diag "Test ust streaming live clear with viewer" |
| 296 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, buffer_type=$buffer_type" |
| 297 | create_lttng_session_uri $SESSION_NAME net://localhost "--live" |
| 298 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 299 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 300 | start_lttng_tracing_ok $SESSION_NAME |
| 301 | |
| 302 | wait_live_trace_ready net://localhost |
| 303 | |
| 304 | # Connect a live viewer |
| 305 | $BABELTRACE_BIN -i lttng-live net://localhost/host/$remote_trace_path > $bt_output_path & |
| 306 | local viewer_pid=$! |
| 307 | |
| 308 | wait_live_viewer_connect net://localhost |
| 309 | |
| 310 | $TESTAPP_BIN -i 10 |
| 311 | do_clear_session $SESSION_NAME $tracing_active $clear_twice 0 0 |
| 312 | stop_lttng_tracing_ok $SESSION_NAME |
| 313 | |
| 314 | destroy_lttng_session_ok $SESSION_NAME |
| 315 | diag "Wait for viewer to exit" |
| 316 | wait $viewer_pid |
| 317 | ok $? "Babeltrace succeeds" |
| 318 | pass "Wait for viewer to exit" |
| 319 | |
| 320 | clean_path $bt_output_path |
| 321 | } |
| 322 | |
| 323 | function test_ust_local () |
| 324 | { |
| 325 | local tracing_active=$1 |
| 326 | local clear_twice=$2 |
| 327 | local rotate_before=$3 |
| 328 | local rotate_after=$4 |
| 329 | local buffer_type=$5 |
| 330 | local channel_name="chan" |
| 331 | |
| 332 | diag "Test ust local" |
| 333 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 334 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH |
| 335 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 336 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 337 | start_lttng_tracing_ok $SESSION_NAME |
| 338 | $TESTAPP_BIN -i 10 |
| 339 | do_clear_session $SESSION_NAME $tracing_active $clear_twice $rotate_before $rotate_after |
| 340 | stop_lttng_tracing_ok $SESSION_NAME |
| 341 | |
| 342 | if [[ $rotate_before -eq 1 ]]; then |
| 343 | validate_trace_count $EVENT_NAME $TRACE_PATH 10 |
| 344 | else |
| 345 | if [[ "$buffer_type" == "uid" ]]; then |
| 346 | validate_trace_empty $TRACE_PATH |
| 347 | else # pid |
| 348 | validate_directory_empty $TRACE_PATH |
| 349 | fi |
| 350 | fi |
| 351 | |
| 352 | destroy_lttng_session_ok $SESSION_NAME |
| 353 | } |
| 354 | |
| 355 | function test_ust_local_no_event () |
| 356 | { |
| 357 | local tracing_active=$1 |
| 358 | local clear_twice=$2 |
| 359 | #local rotate_before=$3 ignored |
| 360 | #local rotate_after=$4 ignored |
| 361 | local buffer_type=$5 |
| 362 | local channel_name="chan" |
| 363 | |
| 364 | diag "Test ust local no event" |
| 365 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 366 | create_lttng_session_ok $SESSION_NAME "$TRACE_PATH" |
| 367 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name "--buffers-$buffer_type" |
| 368 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 369 | start_lttng_tracing_ok $SESSION_NAME |
| 370 | |
| 371 | do_clear_session $SESSION_NAME "$tracing_active" "$clear_twice" "$rotate_before" "$rotate_after" |
| 372 | stop_lttng_tracing_ok $SESSION_NAME |
| 373 | |
| 374 | validate_directory_empty "$TRACE_PATH" |
| 375 | |
| 376 | destroy_lttng_session_ok $SESSION_NAME |
| 377 | } |
| 378 | |
| 379 | function test_ust_local_rotate_clear () |
| 380 | { |
| 381 | local tracing_active=$1 |
| 382 | local clear_twice=$2 |
| 383 | local rotate_before=$3 |
| 384 | local rotate_after=$4 |
| 385 | local buffer_type=$5 |
| 386 | local channel_name="chan" |
| 387 | |
| 388 | diag "Test ust local rotate-clear" |
| 389 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 390 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH |
| 391 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 392 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 393 | start_lttng_tracing_ok $SESSION_NAME |
| 394 | $TESTAPP_BIN -i 1 |
| 395 | rotate_session_ok $SESSION_NAME |
| 396 | $TESTAPP_BIN -i 2 |
| 397 | do_clear_session $SESSION_NAME $tracing_active $clear_twice $rotate_before $rotate_after |
| 398 | $TESTAPP_BIN -i 3 |
| 399 | stop_lttng_tracing_ok $SESSION_NAME |
| 400 | |
| 401 | if [[ $rotate_before -eq 1 ]]; then |
| 402 | local expect_count=6 |
| 403 | else |
| 404 | local expect_count=4 |
| 405 | fi |
| 406 | validate_trace_count $EVENT_NAME $TRACE_PATH $expect_count |
| 407 | |
| 408 | destroy_lttng_session_ok $SESSION_NAME |
| 409 | } |
| 410 | |
| 411 | function test_ust_local_clear_rotate () |
| 412 | { |
| 413 | local tracing_active=$1 |
| 414 | local clear_twice=$2 |
| 415 | local rotate_before=$3 |
| 416 | local rotate_after=$4 |
| 417 | local buffer_type=$5 |
| 418 | local channel_name="chan" |
| 419 | |
| 420 | diag "Test ust local clear-rotate" |
| 421 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 422 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH |
| 423 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 424 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 425 | start_lttng_tracing_ok $SESSION_NAME |
| 426 | $TESTAPP_BIN -i 1 |
| 427 | do_clear_session $SESSION_NAME $tracing_active $clear_twice $rotate_before $rotate_after |
| 428 | $TESTAPP_BIN -i 2 |
| 429 | rotate_session_ok $SESSION_NAME |
| 430 | $TESTAPP_BIN -i 3 |
| 431 | stop_lttng_tracing_ok $SESSION_NAME |
| 432 | |
| 433 | if [[ $rotate_before -eq 1 ]]; then |
| 434 | local expect_count=6 |
| 435 | else |
| 436 | local expect_count=5 |
| 437 | fi |
| 438 | validate_trace_count $EVENT_NAME $TRACE_PATH $expect_count |
| 439 | |
| 440 | destroy_lttng_session_ok $SESSION_NAME |
| 441 | } |
| 442 | |
| 443 | function do_ust_snapshot () |
| 444 | { |
| 445 | local session_name=$1 |
| 446 | local trace_path=$2 |
| 447 | local tracing_active=$3 |
| 448 | local clear_twice=$4 |
| 449 | local buffer_type=$5 |
| 450 | local channel_name="snapshot" |
| 451 | |
| 452 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 453 | enable_ust_lttng_event_ok $session_name $EVENT_NAME $channel_name |
| 454 | start_lttng_tracing_ok $session_name |
| 455 | |
| 456 | # Generate 10 events that will sit in the buffers. |
| 457 | $TESTAPP_BIN -i 10 |
| 458 | |
| 459 | # Take a first snapshot and validate that the events are present. |
| 460 | lttng_snapshot_record $session_name |
| 461 | stop_lttng_tracing_ok $session_name |
| 462 | validate_trace_count $EVENT_NAME $trace_path 10 |
| 463 | |
| 464 | # Clean the output path |
| 465 | clean_path $trace_path |
| 466 | start_lttng_tracing_ok $session_name |
| 467 | |
| 468 | do_clear_session $SESSION_NAME $tracing_active $clear_twice 0 0 |
| 469 | |
| 470 | # Make sure the subsequent snapshot is empty and valid. |
| 471 | lttng_snapshot_record $session_name |
| 472 | stop_lttng_tracing_ok $session_name |
| 473 | validate_trace_empty $trace_path |
| 474 | |
| 475 | # Clean the output path |
| 476 | clean_path $trace_path |
| 477 | start_lttng_tracing_ok $session_name |
| 478 | |
| 479 | # Make sure that everything still works, generate events and take a |
| 480 | # snapshot. |
| 481 | $TESTAPP_BIN -i 10 |
| 482 | lttng_snapshot_record $session_name |
| 483 | stop_lttng_tracing_ok $session_name |
| 484 | validate_trace_count $EVENT_NAME $trace_path 10 |
| 485 | } |
| 486 | |
| 487 | function test_ust_streaming_snapshot () |
| 488 | { |
| 489 | local tracing_active=$1 |
| 490 | local clear_twice=$2 |
| 491 | # 3, 4 unused. |
| 492 | local buffer_type=$5 |
| 493 | |
| 494 | diag "Test ust streaming snapshot clear" |
| 495 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, buffer_type=$buffer_type" |
| 496 | |
| 497 | create_lttng_session_uri $SESSION_NAME net://localhost "--snapshot" |
| 498 | do_ust_snapshot $SESSION_NAME $TRACE_PATH $tracing_active $clear_twice $buffer_type |
| 499 | destroy_lttng_session_ok $SESSION_NAME |
| 500 | } |
| 501 | |
| 502 | function test_ust_local_snapshot () |
| 503 | { |
| 504 | local tracing_active=$1 |
| 505 | local clear_twice=$2 |
| 506 | # 3, 4 unused. |
| 507 | local buffer_type=$5 |
| 508 | |
| 509 | diag "Test ust local snapshot clear" |
| 510 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, buffer_type=$buffer_type" |
| 511 | |
| 512 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH "--snapshot" |
| 513 | do_ust_snapshot $SESSION_NAME $TRACE_PATH $tracing_active $clear_twice $buffer_type |
| 514 | destroy_lttng_session_ok $SESSION_NAME |
| 515 | } |
| 516 | |
| 517 | # snapshot for per-pid is tested independently of the "buffer type" parameter |
| 518 | # because an application needs to be live to appear in a snapshot. |
| 519 | function test_ust_local_snapshot_per_pid () |
| 520 | { |
| 521 | local tracing_active=$1 |
| 522 | local clear_twice=$2 |
| 523 | # 3, 4 unused. |
| 524 | local buffer_type=$5 |
| 525 | local channel_name="channel0" |
| 526 | local file_sync_before_last=$(mktemp -u) |
| 527 | local file_sync_before_last_touch=$(mktemp -u) |
| 528 | local file_sync_before_exit=$(mktemp -u) |
| 529 | local file_sync_before_exit_touch=$(mktemp -u) |
| 530 | |
| 531 | diag "Test ust local snapshot clear per pid" |
| 532 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, buffer_type=$buffer_type" |
| 533 | |
| 534 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH "--snapshot" |
| 535 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-$buffer_type |
| 536 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 537 | start_lttng_tracing_ok $SESSION_NAME |
| 538 | |
| 539 | # Generate 10 events that will sit in the buffers. |
| 540 | $TESTAPP_BIN -i 10 -w 0 \ |
| 541 | --sync-before-last-event ${file_sync_before_last} \ |
| 542 | --sync-before-last-event-touch ${file_sync_before_last_touch} \ |
| 543 | --sync-before-exit ${file_sync_before_exit} \ |
| 544 | --sync-before-exit-touch ${file_sync_before_exit_touch} >/dev/null 2>&1 & |
| 545 | |
| 546 | # Continue only when there is only the last event remaining. |
| 547 | while [ ! -f "${file_sync_before_last_touch}" ]; do |
| 548 | sleep 0.5 |
| 549 | done |
| 550 | |
| 551 | # Take a first snapshot and validate that the events are present. |
| 552 | lttng_snapshot_record $SESSION_NAME |
| 553 | stop_lttng_tracing_ok $SESSION_NAME |
| 554 | validate_trace_count $EVENT_NAME $TRACE_PATH 9 |
| 555 | |
| 556 | # Clean the output path |
| 557 | clean_path $TRACE_PATH |
| 558 | start_lttng_tracing_ok $SESSION_NAME |
| 559 | |
| 560 | do_clear_session $SESSION_NAME $tracing_active $clear_twice 0 0 |
| 561 | |
| 562 | # Make sure the subsequent snapshot is empty and valid. |
| 563 | lttng_snapshot_record $SESSION_NAME |
| 564 | stop_lttng_tracing_ok $SESSION_NAME |
| 565 | validate_trace_empty $TRACE_PATH |
| 566 | |
| 567 | # Validate that tracing still works and subsequent snapshots are valid. |
| 568 | # Clean the output path. |
| 569 | clean_path $TRACE_PATH |
| 570 | start_lttng_tracing_ok $SESSION_NAME |
| 571 | |
| 572 | # Continue over the last event. |
| 573 | touch ${file_sync_before_last} |
| 574 | |
| 575 | # Wait for the before exit sync point. This ensure that we went over the |
| 576 | # last tracepoint. |
| 577 | while [ ! -f "${file_sync_before_exit_touch}" ]; do |
| 578 | sleep 0.5 |
| 579 | done |
| 580 | |
| 581 | # Make sure the snapshot contains the last event. |
| 582 | lttng_snapshot_record $SESSION_NAME |
| 583 | stop_lttng_tracing_ok $SESSION_NAME |
| 584 | validate_trace_count $EVENT_NAME $TRACE_PATH 1 |
| 585 | |
| 586 | # Release the application. |
| 587 | touch ${file_sync_before_exit} |
| 588 | wait |
| 589 | destroy_lttng_session_ok $SESSION_NAME |
| 590 | |
| 591 | rm -f ${file_sync_before_last} |
| 592 | rm -f ${file_sync_before_last_touch} |
| 593 | rm -f ${file_sync_before_exit} |
| 594 | rm -f ${file_sync_before_exit_touch} |
| 595 | } |
| 596 | |
| 597 | function test_ust_streaming_tracefile_rotation () |
| 598 | { |
| 599 | local tracing_active=$1 |
| 600 | local clear_twice=$2 |
| 601 | local rotate_before=$3 |
| 602 | local rotate_after=$4 |
| 603 | local buffer_type=$5 |
| 604 | local channel_name="rotchan" |
| 605 | local local_path="${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" |
| 606 | |
| 607 | diag "Test ust streaming clear with tracefile rotation" |
| 608 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 609 | create_lttng_session_uri $SESSION_NAME net://localhost |
| 610 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --subbuf-size=$PAGE_SIZE \ |
| 611 | --tracefile-size=$PAGE_SIZE --tracefile-count=2 --buffers-$buffer_type |
| 612 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 613 | start_lttng_tracing_ok $SESSION_NAME |
| 614 | $TESTAPP_BIN -i 10 |
| 615 | do_clear_session $SESSION_NAME $tracing_active $clear_twice $rotate_before $rotate_after |
| 616 | stop_lttng_tracing_ok $SESSION_NAME |
| 617 | |
| 618 | if [[ $rotate_before -eq 1 ]]; then |
| 619 | validate_trace_count $EVENT_NAME $local_path 10 |
| 620 | else |
| 621 | if [[ "$buffer_type" == "uid" ]]; then |
| 622 | validate_trace_empty $local_path |
| 623 | else # pid |
| 624 | validate_directory_empty $local_path |
| 625 | fi |
| 626 | fi |
| 627 | |
| 628 | start_lttng_tracing_ok $SESSION_NAME |
| 629 | $TESTAPP_BIN -i 20 |
| 630 | stop_lttng_tracing_ok |
| 631 | |
| 632 | if [[ $rotate_before -eq 1 ]]; then |
| 633 | validate_trace_count $EVENT_NAME $local_path 30 |
| 634 | else |
| 635 | validate_trace_count $EVENT_NAME $local_path 20 |
| 636 | fi |
| 637 | |
| 638 | destroy_lttng_session_ok $SESSION_NAME |
| 639 | } |
| 640 | |
| 641 | # With 1 byte per event (as strict minimum), generating 200000 events |
| 642 | # guarantees filling up 2 files of 64k in size, which is the maximum |
| 643 | # page size known on Linux |
| 644 | function test_ust_streaming_tracefile_rotation_overwrite_files () |
| 645 | { |
| 646 | local tracing_active=$1 |
| 647 | local clear_twice=$2 |
| 648 | local rotate_before=$3 |
| 649 | local rotate_after=$4 |
| 650 | local buffer_type=$5 |
| 651 | local channel_name="rotchan" |
| 652 | local local_path="${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" |
| 653 | |
| 654 | diag "Test ust streaming clear with tracefile rotation, overwrite files" |
| 655 | diag "Parameters: tracing_active=$tracing_active, clear_twice=$clear_twice, rotate_before=$rotate_before, rotate_after=$rotate_after, buffer_type=$buffer_type" |
| 656 | create_lttng_session_uri $SESSION_NAME net://localhost |
| 657 | enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --subbuf-size=$PAGE_SIZE \ |
| 658 | --tracefile-size=$PAGE_SIZE --tracefile-count=2 --buffers-$buffer_type |
| 659 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name |
| 660 | start_lttng_tracing_ok $SESSION_NAME |
| 661 | taskset -c 0 $TESTAPP_BIN -i 200000 |
| 662 | do_clear_session $SESSION_NAME $tracing_active $clear_twice $rotate_before $rotate_after |
| 663 | stop_lttng_tracing_ok $SESSION_NAME |
| 664 | |
| 665 | if [[ $rotate_before -eq 1 ]]; then |
| 666 | validate_trace_count_range_incl_min_excl_max $EVENT_NAME $local_path 1 200000 |
| 667 | else |
| 668 | if [[ "$buffer_type" == "uid" ]]; then |
| 669 | validate_trace_empty $local_path |
| 670 | else # pid |
| 671 | validate_directory_empty $local_path |
| 672 | fi |
| 673 | fi |
| 674 | |
| 675 | start_lttng_tracing_ok $SESSION_NAME |
| 676 | taskset -c 0 $TESTAPP_BIN -i 400000 |
| 677 | stop_lttng_tracing_ok |
| 678 | |
| 679 | if [[ $rotate_before -eq 1 ]]; then |
| 680 | validate_trace_count_range_incl_min_excl_max $EVENT_NAME $local_path 1 600000 |
| 681 | else |
| 682 | validate_trace_count_range_incl_min_excl_max $EVENT_NAME $local_path 1 200000 |
| 683 | fi |
| 684 | |
| 685 | destroy_lttng_session_ok $SESSION_NAME |
| 686 | } |
| 687 | |
| 688 | function test_ust_disallow_clear () |
| 689 | { |
| 690 | diag "Test ust disallow clear on relay daemon" |
| 691 | SESSION_NAME=$(randstring 16 0) |
| 692 | |
| 693 | LTTNG_RELAYD_DISALLOW_CLEAR=1 start_lttng_relayd "-o $TRACE_PATH" |
| 694 | |
| 695 | start_lttng_sessiond |
| 696 | |
| 697 | create_lttng_session_uri $SESSION_NAME net://localhost |
| 698 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME |
| 699 | start_lttng_tracing_ok $SESSION_NAME |
| 700 | lttng_clear_session_fail $SESSION_NAME |
| 701 | destroy_lttng_session_ok $SESSION_NAME |
| 702 | |
| 703 | stop_lttng_sessiond |
| 704 | stop_lttng_relayd |
| 705 | clean_path $TRACE_PATH |
| 706 | } |
| 707 | |
| 708 | plan_tests $NUM_TESTS |
| 709 | |
| 710 | print_test_banner "$TEST_DESC" |
| 711 | |
| 712 | streaming_tests=(test_ust_streaming |
| 713 | test_ust_streaming_rotate_clear |
| 714 | test_ust_streaming_clear_rotate |
| 715 | test_ust_streaming_tracefile_rotation |
| 716 | test_ust_streaming_tracefile_rotation_overwrite_files |
| 717 | test_ust_streaming_no_event |
| 718 | ) |
| 719 | |
| 720 | live_tests=(test_ust_streaming_live |
| 721 | test_ust_basic_streaming_live_viewer |
| 722 | test_ust_streaming_live_viewer |
| 723 | ) |
| 724 | |
| 725 | local_tests=(test_ust_local |
| 726 | test_ust_local_rotate_clear |
| 727 | test_ust_local_clear_rotate |
| 728 | test_ust_local_no_event |
| 729 | ) |
| 730 | |
| 731 | snapshot_uid_tests=(test_ust_streaming_snapshot |
| 732 | test_ust_local_snapshot |
| 733 | ) |
| 734 | |
| 735 | snapshot_pid_tests=(test_ust_local_snapshot_per_pid) |
| 736 | |
| 737 | start_lttng_relayd "-o $TRACE_PATH" |
| 738 | start_lttng_sessiond |
| 739 | |
| 740 | # Per-UID buffers |
| 741 | |
| 742 | # Clear with tracing active, clear once |
| 743 | for fct_test in ${streaming_tests[@]} ${live_tests[@]} ${local_tests[@]} ${snapshot_uid_tests[@]}; |
| 744 | do |
| 745 | SESSION_NAME=$(randstring 16 0) |
| 746 | ${fct_test} 1 0 0 0 uid |
| 747 | clean_path $TRACE_PATH |
| 748 | done |
| 749 | |
| 750 | # Clear with tracing active, clear twice |
| 751 | for fct_test in ${streaming_tests[@]} ${live_tests[@]} ${local_tests[@]} ${snapshot_uid_tests[@]}; |
| 752 | do |
| 753 | SESSION_NAME=$(randstring 16 0) |
| 754 | ${fct_test} 1 1 0 0 uid |
| 755 | clean_path $TRACE_PATH |
| 756 | done |
| 757 | |
| 758 | # Clear with tracing inactive, clear once |
| 759 | for fct_test in ${streaming_tests[@]} ${live_tests[@]} ${local_tests[@]} ${snapshot_uid_tests[@]}; |
| 760 | do |
| 761 | SESSION_NAME=$(randstring 16 0) |
| 762 | ${fct_test} 0 0 0 0 uid |
| 763 | clean_path $TRACE_PATH |
| 764 | done |
| 765 | |
| 766 | # Clear with tracing inactive, clear twice |
| 767 | for fct_test in ${streaming_tests[@]} ${live_tests[@]} ${local_tests[@]} ${snapshot_uid_tests[@]}; |
| 768 | do |
| 769 | SESSION_NAME=$(randstring 16 0) |
| 770 | ${fct_test} 0 1 0 0 uid |
| 771 | clean_path $TRACE_PATH |
| 772 | done |
| 773 | |
| 774 | # Clear with tracing inactive, rotate-clear once |
| 775 | for fct_test in ${streaming_tests[@]} ${local_tests[@]}; |
| 776 | do |
| 777 | SESSION_NAME=$(randstring 16 0) |
| 778 | ${fct_test} 0 0 1 0 uid |
| 779 | clean_path $TRACE_PATH |
| 780 | done |
| 781 | |
| 782 | # Clear with tracing inactive, clear once-rotate(fail) |
| 783 | for fct_test in ${streaming_tests[@]} ${local_tests[@]}; |
| 784 | do |
| 785 | SESSION_NAME=$(randstring 16 0) |
| 786 | ${fct_test} 0 0 0 1 uid |
| 787 | clean_path $TRACE_PATH |
| 788 | done |
| 789 | |
| 790 | |
| 791 | # Per-PID buffers. |
| 792 | |
| 793 | # Clear with tracing active, clear once |
| 794 | for fct_test in ${streaming_tests[@]} ${live_tests[@]} ${local_tests[@]} ${snapshot_pid_tests[@]}; |
| 795 | do |
| 796 | SESSION_NAME=$(randstring 16 0) |
| 797 | ${fct_test} 1 0 0 0 pid |
| 798 | clean_path $TRACE_PATH |
| 799 | done |
| 800 | |
| 801 | # Clear with tracing active, clear twice |
| 802 | for fct_test in ${streaming_tests[@]} ${live_tests[@]} ${local_tests[@]} ${snapshot_pid_tests[@]}; |
| 803 | do |
| 804 | SESSION_NAME=$(randstring 16 0) |
| 805 | ${fct_test} 1 1 0 0 pid |
| 806 | clean_path $TRACE_PATH |
| 807 | done |
| 808 | |
| 809 | # Clear with tracing inactive, clear once |
| 810 | for fct_test in ${streaming_tests[@]} ${live_tests[@]} ${local_tests[@]} ${snapshot_pid_tests[@]}; |
| 811 | do |
| 812 | SESSION_NAME=$(randstring 16 0) |
| 813 | ${fct_test} 0 0 0 0 pid |
| 814 | clean_path $TRACE_PATH |
| 815 | done |
| 816 | |
| 817 | # Clear with tracing inactive, clear twice |
| 818 | for fct_test in ${streaming_tests[@]} ${live_tests[@]} ${local_tests[@]} ${snapshot_pid_tests[@]}; |
| 819 | do |
| 820 | SESSION_NAME=$(randstring 16 0) |
| 821 | ${fct_test} 0 1 0 0 pid |
| 822 | clean_path $TRACE_PATH |
| 823 | done |
| 824 | |
| 825 | # Clear with tracing inactive, rotate-clear once |
| 826 | for fct_test in ${streaming_tests[@]} ${local_tests[@]}; |
| 827 | do |
| 828 | SESSION_NAME=$(randstring 16 0) |
| 829 | ${fct_test} 0 0 1 0 pid |
| 830 | clean_path $TRACE_PATH |
| 831 | done |
| 832 | |
| 833 | # Clear with tracing inactive, clear once-rotate(fail) |
| 834 | for fct_test in ${streaming_tests[@]} ${local_tests[@]}; |
| 835 | do |
| 836 | SESSION_NAME=$(randstring 16 0) |
| 837 | ${fct_test} 0 0 0 1 pid |
| 838 | clean_path $TRACE_PATH |
| 839 | done |
| 840 | |
| 841 | stop_lttng_sessiond |
| 842 | stop_lttng_relayd |
| 843 | |
| 844 | test_ust_disallow_clear |