tests/utils/utils.sh

   1 #!/src/bin/bash
   2 #
   3 # Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
   4 #
   5 # This library is free software; you can redistribute it and/or modify it under
   6 # the terms of the GNU Lesser General Public License as published by the Free
   7 # Software Foundation; version 2.1 of the License.
   8 #
   9 # This library is distributed in the hope that it will be useful, but WITHOUT
  10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  11 # FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
  12 # details.
  13 #
  14 # You should have received a copy of the GNU Lesser General Public License
  15 # along with this library; if not, write to the Free Software Foundation, Inc.,
  16 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  17
  18 SESSIOND_BIN="lttng-sessiond"
  19 CONSUMERD_BIN="lttng-consumerd"
  20 RELAYD_BIN="lttng-relayd"
  21 LTTNG_BIN="lttng"
  22 BABELTRACE_BIN="babeltrace"
  23 OUTPUT_DEST=/dev/null 2>&1
  24
  25 # Minimal kernel version supported for session daemon tests
  26 KERNEL_MAJOR_VERSION=2
  27 KERNEL_MINOR_VERSION=6
  28 KERNEL_PATCHLEVEL_VERSION=27
  29
  30 # We set the default UST register timeout to "wait forever", so that
  31 # basic tests don't have to worry about hitting timeouts on busy
  32 # systems. Specialized tests should test those corner-cases.
  33 export LTTNG_UST_REGISTER_TIMEOUT=-1
  34
  35 source $TESTDIR/utils/tap/tap.sh
  36
  37 function print_ok ()
  38 {
  39         # Check if we are a terminal
  40         if [ -t 1 ]; then
  41                 echo -e "\e[1;32mOK\e[0m"
  42         else
  43                 echo -e "OK"
  44         fi
  45 }
  46
  47 function print_fail ()
  48 {
  49         # Check if we are a terminal
  50         if [ -t 1 ]; then
  51                 echo -e "\e[1;31mFAIL\e[0m"
  52         else
  53                 echo -e "FAIL"
  54         fi
  55 }
  56
  57 function print_test_banner ()
  58 {
  59         local desc="$1"
  60         diag "$desc"
  61 }
  62
  63 function validate_kernel_version ()
  64 {
  65         local kern_version=($(uname -r | awk -F. '{ printf("%d.%d.%d\n",$1,$2,$3); }' | tr '.' '\n'))
  66         if [ ${kern_version[0]} -gt $KERNEL_MAJOR_VERSION ]; then
  67                 return 0
  68         fi
  69         if [ ${kern_version[1]} -gt $KERNEL_MINOR_VERSION ]; then
  70                 return 0
  71         fi
  72         if [ ${kern_version[2]} -ge $KERNEL_PATCHLEVEL_VERSION ]; then
  73                 return 0
  74         fi
  75         return 1
  76 }
  77
  78 # Generate a random string
  79 #  $1 = number of characters; defaults to 16
  80 #  $2 = include special characters; 1 = yes, 0 = no; defaults to yes
  81 function randstring()
  82 {
  83         [ "$2" == "0" ] && CHAR="[:alnum:]" || CHAR="[:graph:]"
  84         cat /dev/urandom | tr -cd "$CHAR" | head -c ${1:-16}
  85         echo
  86 }
  87
  88 function lttng_enable_kernel_event
  89 {
  90         local sess_name=$1
  91         local event_name=$2
  92         local channel_name=$3
  93
  94         if [ -z $event_name ]; then
  95                 # Enable all event if no event name specified
  96                 event_name="-a"
  97         fi
  98
  99         if [ -z $channel_name ]; then
 100                 # default channel if none specified
 101                 chan=""
 102         else
 103                 chan="-c $channel_name"
 104         fi
 105
 106         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -k >$OUTPUT_DEST
 107         ok $? "Enable kernel event $event_name for session $sess_name"
 108 }
 109
 110 function lttng_enable_kernel_syscall()
 111 {
 112         local expected_to_fail=$1
 113         local sess_name=$2
 114         local syscall_name=$3
 115         local channel_name=$4
 116
 117         if [ -z $syscall_name ]; then
 118                 # Enable all event if no syscall name specified
 119                 syscall_name="-a"
 120         fi
 121
 122         if [ -z $channel_name ]; then
 123                 # default channel if none specified
 124                 chan=""
 125         else
 126                 chan="-c $channel_name"
 127         fi
 128
 129         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --syscall "$syscall_name" $chan -s $sess_name -k >$OUTPUT_DEST
 130         ret=$?
 131         if [[ $expected_to_fail -eq "1" ]]; then
 132                 test $ret -ne "0"
 133                 ok $? "Enable kernel syscall $syscall_name for session $sess_name on channel $channel_name fail as expected"
 134         else
 135                 ok $ret "Enable kernel syscall $syscall_name for session $sess_name on channel $channel_name"
 136         fi
 137 }
 138
 139 function lttng_enable_kernel_syscall_ok()
 140 {
 141         lttng_enable_kernel_syscall 0 ${*}
 142 }
 143
 144 function lttng_enable_kernel_syscall_fail()
 145 {
 146         lttng_enable_kernel_syscall 1 ${*}
 147 }
 148
 149 function lttng_disable_kernel_syscall()
 150 {
 151         local expected_to_fail=$1
 152         local sess_name=$2
 153         local syscall_name=$3
 154         local channel_name=$4
 155
 156         if [ -z $syscall_name ]; then
 157                 # Enable all event if no syscall name specified
 158                 syscall_name="-a"
 159         fi
 160
 161         if [ -z $channel_name ]; then
 162                 # default channel if none specified
 163                 chan=""
 164         else
 165                 chan="-c $channel_name"
 166         fi
 167
 168         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event --syscall "$syscall_name" $chan -s $sess_name -k >$OUTPUT_DEST
 169
 170         ret=$?
 171         if [[ $expected_to_fail -eq "1" ]]; then
 172                 test $ret -ne "0"
 173                 ok $? "Disable kernel syscall $syscall_name for session $sess_name on channel $channel_name fail as expected"
 174         else
 175                 ok $ret "Disable kernel syscall $syscall_name for session $sess_name on channel $channel_name"
 176         fi
 177 }
 178
 179 function lttng_disable_kernel_syscall_ok()
 180 {
 181         lttng_disable_kernel_syscall 0 ${*}
 182 }
 183
 184 function lttng_disable_kernel_syscall_fail()
 185 {
 186         lttng_disable_kernel_syscall 1 ${*}
 187 }
 188
 189 function lttng_enable_kernel_channel()
 190 {
 191         local expected_to_fail=$1
 192         local sess_name=$2
 193         local channel_name=$3
 194
 195         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -k $channel_name -s $sess_name >$OUTPUT_DEST
 196         ret=$?
 197         if [[ $expected_to_fail -eq "1" ]]; then
 198                 test "$ret" -ne "0"
 199                 ok $? "Expected failure on kernel channel creation $channel_name in $sess_name"
 200         else
 201                 ok $ret "Enable channel $channel_name for session $sess_name"
 202         fi
 203 }
 204
 205 function lttng_enable_kernel_channel_ok()
 206 {
 207         lttng_enable_kernel_channel 0 ${*}
 208 }
 209
 210 function lttng_enable_kernel_channel_fail()
 211 {
 212         lttng_enable_kernel_channel 1 ${*}
 213 }
 214
 215 function lttng_disable_kernel_channel()
 216 {
 217         local expected_to_fail=$1
 218         local sess_name=$2
 219         local channel_name=$3
 220
 221         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-channel -k $channel_name -s $sess_name >$OUTPUT_DEST
 222         ret=$?
 223         if [[ $expected_to_fail -eq "1" ]]; then
 224                 test "$ret" -ne "0"
 225                 ok $? "Expected failure on kernel channel creation $channel_name in $sess_name"
 226         else
 227                 ok $ret "disable channel $channel_name for session $sess_name"
 228         fi
 229 }
 230
 231 function lttng_disable_kernel_channel_ok()
 232 {
 233         lttng_disable_kernel_channel 0 ${*}
 234 }
 235
 236 function lttng_disable_kernel_channel_fail()
 237 {
 238         lttng_disable_kernel_channel 1 ${*}
 239 }
 240
 241 function start_lttng_relayd
 242 {
 243         local opt=$1
 244
 245         DIR=$(readlink -f $TESTDIR)
 246
 247         if [ -z $(pidof lt-$RELAYD_BIN) ]; then
 248                 $DIR/../src/bin/lttng-relayd/$RELAYD_BIN -b $opt >$OUTPUT_DEST
 249                 #$DIR/../src/bin/lttng-relayd/$RELAYD_BIN $opt -vvv >>/tmp/relayd.log 2>&1 &
 250                 if [ $? -eq 1 ]; then
 251                         fail "Start lttng-relayd (opt: $opt)"
 252                         return 1
 253                 else
 254                         pass "Start lttng-relayd (opt: $opt)"
 255                 fi
 256         else
 257                 pass "Start lttng-relayd (opt: $opt)"
 258         fi
 259 }
 260
 261 function stop_lttng_relayd_nocheck
 262 {
 263         PID_RELAYD=`pidof lt-$RELAYD_BIN`
 264
 265         diag "Killing lttng-relayd (pid: $PID_RELAYD)"
 266         kill $PID_RELAYD >$OUTPUT_DEST
 267         retval=$?
 268
 269         if [ $retval -eq 1 ]; then
 270                 out=1
 271                 while [ -n "$out" ]; do
 272                         out=$(pidof lt-$RELAYD_BIN)
 273                         sleep 0.5
 274                 done
 275         fi
 276         return $retval
 277 }
 278
 279 function stop_lttng_relayd
 280 {
 281         stop_lttng_relayd_nocheck
 282
 283         if [ $? -eq 1 ]; then
 284                 fail "Killed lttng-relayd (pid: $PID_RELAYD)"
 285                 return 1
 286         else
 287                 pass "Killed lttng-relayd (pid: $PID_RELAYD)"
 288                 return 0
 289         fi
 290 }
 291
 292 #First argument: load path for automatic loading
 293 function start_lttng_sessiond()
 294 {
 295
 296         local load_path="$1"
 297         if [ -n $TEST_NO_SESSIOND ] && [ "$TEST_NO_SESSIOND" == "1" ]; then
 298                 # Env variable requested no session daemon
 299                 return
 300         fi
 301
 302         validate_kernel_version
 303         if [ $? -ne 0 ]; then
 304             fail "Start session daemon"
 305             BAIL_OUT "*** Kernel too old for session daemon tests ***"
 306         fi
 307
 308         DIR=$(readlink -f $TESTDIR)
 309         : ${LTTNG_SESSION_CONFIG_XSD_PATH=${DIR}/../src/common/config/}
 310         export LTTNG_SESSION_CONFIG_XSD_PATH
 311
 312         if [ -z $(pidof lt-$SESSIOND_BIN) ]; then
 313                 # Have a load path ?
 314                 if [ -n "$1" ]; then
 315                         $DIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --load "$1" --background --consumerd32-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd"
 316                 else
 317                         $DIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --background --consumerd32-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd"
 318                 fi
 319                 #$DIR/../src/bin/lttng-sessiond/$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
 320                 status=$?
 321                 ok $status "Start session daemon"
 322         fi
 323 }
 324
 325 function stop_lttng_sessiond ()
 326 {
 327         if [ -n $TEST_NO_SESSIOND ] && [ "$TEST_NO_SESSIOND" == "1" ]; then
 328                 # Env variable requested no session daemon
 329                 return
 330         fi
 331
 332         PID_SESSIOND=`pidof lt-$SESSIOND_BIN`
 333
 334         kill $PID_SESSIOND >$OUTPUT_DEST
 335
 336         if [ $? -eq 1 ]; then
 337                 fail "Kill sessions daemon"
 338                 return 1
 339         else
 340                 out=1
 341                 while [ -n "$out" ]; do
 342                         out=$(pidof lt-$SESSIOND_BIN)
 343                         sleep 0.5
 344                 done
 345                 out=1
 346                 while [ -n "$out" ]; do
 347                         out=$(pidof $CONSUMERD_BIN)
 348                         sleep 0.5
 349                 done
 350                 pass "Kill session daemon"
 351         fi
 352 }
 353
 354 function list_lttng_with_opts ()
 355 {
 356         local opts=$1
 357         $TESTDIR/../src/bin/lttng/$LTTNG_BIN list $opts >$OUTPUT_DEST
 358         ok $? "Lttng-tool list command with option $opts"
 359 }
 360
 361 function create_lttng_session_no_output ()
 362 {
 363         local sess_name=$1
 364
 365         $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $sess_name --no-output >$OUTPUT_DEST
 366         ok $? "Create session $sess_name in no-output mode"
 367 }
 368
 369 function create_lttng_session ()
 370 {
 371         local expected_to_fail=$1
 372         local sess_name=$2
 373         local trace_path=$3
 374
 375         $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $sess_name -o $trace_path > $OUTPUT_DEST
 376         ret=$?
 377         if [[ $expected_to_fail -eq "1" ]]; then
 378                 test "$ret" -ne "0"
 379                 ok $? "Expected fail on session creation $sess_name in $trace_path"
 380         else
 381                 ok $ret "Create session $sess_name in $trace_path"
 382         fi
 383 }
 384
 385 function create_lttng_session_ok ()
 386 {
 387         create_lttng_session 0 "$@"
 388 }
 389
 390 function create_lttng_session_fail ()
 391 {
 392         create_lttng_session 1 "$@"
 393 }
 394
 395
 396 function enable_ust_lttng_channel ()
 397 {
 398         local expect_fail=$1
 399         local sess_name=$2
 400         local channel_name=$3
 401
 402         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -u $channel_name -s $sess_name >$OUTPUT_DEST
 403         ret=$?
 404         if [[ $expect_fail -eq "1" ]]; then
 405                 test "$ret" -ne "0"
 406                 ok $? "Expected fail on ust channel creation $channel_name in $sess_name"
 407         else
 408                 ok $ret "Enable channel $channel_name for session $sess_name"
 409         fi
 410 }
 411
 412 function enable_ust_lttng_channel_ok ()
 413 {
 414         enable_ust_lttng_channel 0 "$@"
 415 }
 416
 417 function enable_ust_lttng_channel_fail ()
 418 {
 419         enable_ust_lttng_channel 1 "$@"
 420 }
 421
 422 function disable_ust_lttng_channel()
 423 {
 424         local sess_name=$1
 425         local channel_name=$2
 426
 427         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-channel -u $channel_name -s $sess_name >$OUTPUT_DEST
 428         ok $? "Disable channel $channel_name for session $sess_name"
 429 }
 430
 431 function enable_lttng_mmap_overwrite_kernel_channel()
 432 {
 433         local sess_name=$1
 434         local channel_name=$2
 435
 436         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -k --output mmap --overwrite >$OUTPUT_DEST
 437         ok $? "Enable channel $channel_name for session $sess_name"
 438 }
 439
 440 function enable_lttng_mmap_overwrite_ust_channel()
 441 {
 442         local sess_name=$1
 443         local channel_name=$2
 444
 445         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -u --output mmap --overwrite >$OUTPUT_DEST
 446         ok $? "Enable channel $channel_name for session $sess_name"
 447 }
 448
 449 function enable_ust_lttng_event ()
 450 {
 451         local expected_to_fail=$1
 452         local sess_name=$2
 453         local event_name="$3"
 454         local channel_name=$4
 455
 456         if [ -z $channel_name ]; then
 457                 # default channel if none specified
 458                 chan=""
 459         else
 460                 chan="-c $channel_name"
 461         fi
 462
 463         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -u >$OUTPUT_DEST
 464         ret=$?
 465         if [[ $expected_to_fail -eq "1" ]]; then
 466                 test $ret -ne "0"
 467                 ok $? "Enable ust event $event_name for session $session_name on channel $channel_name failed as expected"
 468         else
 469                 ok $ret "Enable event $event_name for session $sess_name"
 470         fi
 471 }
 472
 473 function enable_ust_lttng_event_ok ()
 474 {
 475         enable_ust_lttng_event 0 "$@"
 476 }
 477
 478 function enable_ust_lttng_event_fail ()
 479 {
 480         enable_ust_lttng_event 1 "$@"
 481 }
 482
 483 function enable_jul_lttng_event()
 484 {
 485         sess_name=$1
 486         event_name="$2"
 487         channel_name=$3
 488
 489         if [ -z $channel_name ]; then
 490                 # default channel if none specified
 491                 chan=""
 492         else
 493                 chan="-c $channel_name"
 494         fi
 495
 496         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -j >$OUTPUT_DEST
 497         ok $? "Enable JUL event $event_name for session $sess_name"
 498 }
 499
 500 function enable_jul_lttng_event_loglevel()
 501 {
 502         local sess_name=$1
 503         local event_name="$2"
 504         local loglevel=$3
 505         local channel_name=$4
 506
 507         if [ -z $channel_name ]; then
 508                 # default channel if none specified
 509                 chan=""
 510         else
 511                 chan="-c $channel_name"
 512         fi
 513
 514         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -j >$OUTPUT_DEST
 515         ok $? "Enable JUL event $event_name for session $sess_name with loglevel $loglevel"
 516 }
 517
 518 function enable_log4j_lttng_event()
 519 {
 520         sess_name=$1
 521         event_name="$2"
 522         channel_name=$3
 523
 524         if [ -z $channel_name ]; then
 525                 # default channel if none specified
 526                 chan=""
 527         else
 528                 chan="-c $channel_name"
 529         fi
 530
 531         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -l >$OUTPUT_DEST
 532         ok $? "Enable LOG4J event $event_name for session $sess_name"
 533 }
 534
 535 function enable_log4j_lttng_event_loglevel()
 536 {
 537         local sess_name=$1
 538         local event_name="$2"
 539         local loglevel=$3
 540         local channel_name=$4
 541
 542         if [ -z $channel_name ]; then
 543                 # default channel if none specified
 544                 chan=""
 545         else
 546                 chan="-c $channel_name"
 547         fi
 548
 549         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -l >$OUTPUT_DEST
 550         ok $? "Enable LOG4J event $event_name for session $sess_name with loglevel $loglevel"
 551 }
 552
 553 function enable_python_lttng_event()
 554 {
 555         sess_name=$1
 556         event_name="$2"
 557         channel_name=$3
 558
 559         if [ -z $channel_name ]; then
 560                 # default channel if none specified
 561                 chan=""
 562         else
 563                 chan="-c $channel_name"
 564         fi
 565
 566         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -p >$OUTPUT_DEST
 567         ok $? "Enable Python event $event_name for session $sess_name"
 568 }
 569
 570 function enable_python_lttng_event_loglevel()
 571 {
 572         local sess_name=$1
 573         local event_name="$2"
 574         local loglevel=$3
 575         local channel_name=$4
 576
 577         if [ -z $channel_name ]; then
 578                 # default channel if none specified
 579                 chan=""
 580         else
 581                 chan="-c $channel_name"
 582         fi
 583
 584         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -p >$OUTPUT_DEST
 585         ok $? "Enable Python event $event_name for session $sess_name with loglevel $loglevel"
 586 }
 587
 588 function enable_ust_lttng_event_filter()
 589 {
 590         local sess_name="$1"
 591         local event_name="$2"
 592         local filter="$3"
 593
 594         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --filter "$filter" >$OUTPUT_DEST
 595         ok $? "Enable event $event_name with filtering for session $sess_name"
 596 }
 597
 598 function enable_ust_lttng_event_loglevel()
 599 {
 600         local sess_name="$1"
 601         local event_name="$2"
 602         local loglevel="$3"
 603
 604         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --loglevel $loglevel >$OUTPUT_DEST
 605         ok $? "Enable event $event_name with loglevel $loglevel"
 606 }
 607
 608 function enable_ust_lttng_event_loglevel_only()
 609 {
 610         local sess_name="$1"
 611         local event_name="$2"
 612         local loglevel="$3"
 613
 614         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --loglevel-only $loglevel >$OUTPUT_DEST
 615         ok $? "Enable event $event_name with loglevel-only $loglevel"
 616 }
 617
 618 function disable_ust_lttng_event ()
 619 {
 620         local sess_name="$1"
 621         local event_name="$2"
 622         local channel_name="$3"
 623
 624         if [ -z $channel_name ]; then
 625                 # default channel if none specified
 626                 chan=""
 627         else
 628                 chan="-c $channel_name"
 629         fi
 630
 631         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name $chan -u >$OUTPUT_DEST
 632         ok $? "Disable event $event_name for session $sess_name"
 633 }
 634
 635 function disable_jul_lttng_event ()
 636 {
 637         local sess_name="$1"
 638         local event_name="$2"
 639
 640         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -j >/dev/null 2>&1
 641         ok $? "Disable JUL event $event_name for session $sess_name"
 642 }
 643
 644 function disable_log4j_lttng_event ()
 645 {
 646         local sess_name="$1"
 647         local event_name="$2"
 648
 649         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -l >/dev/null 2>&1
 650         ok $? "Disable LOG4J event $event_name for session $sess_name"
 651 }
 652
 653 function disable_python_lttng_event ()
 654 {
 655         local sess_name="$1"
 656         local event_name="$2"
 657
 658         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -p >$OUTPUT_DEST
 659         ok $? "Disable Python event $event_name for session $sess_name"
 660 }
 661
 662 function start_lttng_tracing ()
 663 {
 664         local expected_to_fail=$1
 665         local sess_name=$2
 666
 667         $TESTDIR/../src/bin/lttng/$LTTNG_BIN start $sess_name >$OUTPUT_DEST
 668         ret=$?
 669         if [[ $expected_to_fail -eq "1" ]]; then
 670                 test "$ret" -ne "0"
 671                 ok $? "Expected fail on start tracing for session: $sess_name"
 672         else
 673                 ok $ret "Start tracing for session $sess_name"
 674         fi
 675 }
 676
 677 function start_lttng_tracing_ok ()
 678 {
 679         start_lttng_tracing 0 "$@"
 680 }
 681
 682 function start_lttng_tracing_fail ()
 683 {
 684         start_lttng_tracing 1 "$@"
 685 }
 686
 687 function stop_lttng_tracing ()
 688 {
 689         local expected_to_fail=$1
 690         local sess_name=$2
 691
 692         $TESTDIR/../src/bin/lttng/$LTTNG_BIN stop $sess_name >$OUTPUT_DEST
 693         ret=$?
 694         if [[ $expected_to_fail -eq "1" ]]; then
 695                 test "$ret" -ne "0"
 696                 ok $? "Expected fail on stop tracing for session: $sess_name"
 697         else
 698                 ok $ret "Stop lttng tracing for session $sess_name"
 699         fi
 700 }
 701
 702 function stop_lttng_tracing_ok ()
 703 {
 704         stop_lttng_tracing 0 "$@"
 705 }
 706
 707 function stop_lttng_tracing_fail ()
 708 {
 709         stop_lttng_tracing 1 "$@"
 710 }
 711
 712 function destroy_lttng_session ()
 713 {
 714         local expected_to_fail=$1
 715         local sess_name=$2
 716
 717         $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy $sess_name >$OUTPUT_DEST
 718         ret=$?
 719         if [[ $expected_to_fail -eq "1" ]]; then
 720                 test "$ret" -ne "0"
 721                 ok $? "Expected fail on session deletion $sess_name"
 722         else
 723                 ok $ret "Destroy session $sess_name"
 724         fi
 725 }
 726
 727 function destroy_lttng_session_ok ()
 728 {
 729         destroy_lttng_session 0 "$@"
 730
 731 }
 732
 733 function destroy_lttng_session_fail ()
 734 {
 735         destroy_lttng_session 1 "$@"
 736 }
 737
 738
 739 function destroy_lttng_sessions ()
 740 {
 741         $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy --all >$OUTPUT_DEST
 742         ok $? "Destroy all lttng sessions"
 743 }
 744
 745 function lttng_snapshot_add_output ()
 746 {
 747         local expected_to_fail=$1
 748         local sess_name=$2
 749         local trace_path=$3
 750
 751         $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output -s $sess_name file://$trace_path >$OUTPUT_DEST
 752         ret=$?
 753         if [[ $expected_to_fail -eq 1 ]]; then
 754                 test "$ret" -ne "0"
 755                 ok $? "Failed to add a  snapshot output file://$trace_path as expected"
 756         else
 757                 ok $ret "Added snapshot output file://$trace_path"
 758         fi
 759 }
 760
 761 function lttng_snapshot_add_output_ok ()
 762 {
 763         lttng_snapshot_add_output 0 "$@"
 764 }
 765
 766 function lttng_snapshot_add_output_fail ()
 767 {
 768         lttng_snapshot_add_output 1 "$@"
 769 }
 770
 771 function lttng_snapshot_del_output ()
 772 {
 773         local expected_to_fail=$1
 774         local sess_name=$2
 775         local id=$3
 776
 777         $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot del-output -s $sess_name $id >$OUTPUT_DEST
 778         ret=$?
 779         if [[ $expected_to_fail -eq "1" ]]; then
 780                 test "$ret" -ne "0"
 781                 ok $? "Expect fail on deletion of snapshot output id $id"
 782         else
 783                 ok $ret "Deleted snapshot output id $id"
 784         fi
 785 }
 786
 787 function lttng_snapshot_del_output_ok ()
 788 {
 789         lttng_snapshot_del_output 0 "$@"
 790 }
 791
 792 function lttng_snapshot_del_output_fail ()
 793 {
 794         lttng_snapshot_del_output 1 "$@"
 795 }
 796
 797 function lttng_snapshot_record ()
 798 {
 799         local sess_name=$1
 800         local trace_path=$2
 801
 802         $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot record -s $sess_name >$OUTPUT_DEST
 803         ok $? "Snapshot recorded"
 804 }
 805
 806 function lttng_snapshot_list ()
 807 {
 808         local sess_name=$1
 809         $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output -s $sess_name >$OUTPUT_DEST
 810         ok $? "Snapshot list"
 811 }
 812
 813 function lttng_save()
 814 {
 815         local sess_name=$1
 816         local opts=$2
 817
 818         $TESTDIR/../src/bin/lttng/$LTTNG_BIN save $sess_name $opts >$OUTPUT_DEST
 819         ok $? "Session successfully saved"
 820 }
 821
 822 function lttng_load()
 823 {
 824         local opts=$1
 825
 826         $TESTDIR/../src/bin/lttng/$LTTNG_BIN load $opts >$OUTPUT_DEST
 827         ok $? "Load command successful"
 828 }
 829
 830 function trace_matches ()
 831 {
 832         local event_name=$1
 833         local nr_iter=$2
 834         local trace_path=$3
 835
 836         which $BABELTRACE_BIN >/dev/null
 837         skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
 838
 839         local count=$($BABELTRACE_BIN $trace_path | grep $event_name | wc -l)
 840
 841         if [ "$count" -ne "$nr_iter" ]; then
 842                 fail "Trace match"
 843                 diag "$count events found in trace"
 844         else
 845                 pass "Trace match"
 846         fi
 847 }
 848
 849 function trace_match_only()
 850 {
 851         local event_name=$1
 852         local nr_iter=$2
 853         local trace_path=$3
 854
 855         which $BABELTRACE_BIN >/dev/null
 856         skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
 857
 858         local count=$($BABELTRACE_BIN $trace_path | grep $event_name | wc -l)
 859         local total=$($BABELTRACE_BIN $trace_path | wc -l)
 860
 861     if [ "$nr_iter" -eq "$count" ] && [ "$total" -eq "$nr_iter" ]; then
 862         pass "Trace match with $total event $event_name"
 863     else
 864         fail "Trace match"
 865         diag "$total event(s) found, expecting $nr_iter of event $event_name and only found $count"
 866     fi
 867 }
 868
 869 function validate_trace
 870 {
 871         local event_name=$1
 872         local trace_path=$2
 873
 874         which $BABELTRACE_BIN >/dev/null
 875         if [ $? -ne 0 ]; then
 876             skip 0 "Babeltrace binary not found. Skipping trace validation"
 877         fi
 878
 879         OLDIFS=$IFS
 880         IFS=","
 881         for i in $event_name; do
 882                 traced=$($BABELTRACE_BIN $trace_path 2>/dev/null | grep $i | wc -l)
 883                 if [ "$traced" -ne 0 ]; then
 884                         pass "Validate trace for event $i, $traced events"
 885                 else
 886                         fail "Validate trace for event $i"
 887                         diag "Found $traced occurences of $i"
 888                 fi
 889         done
 890         ret=$?
 891         IFS=$OLDIFS
 892         return $ret
 893 }
 894
 895 function validate_trace_exp()
 896 {
 897         local event_exp=$1
 898         local trace_path=$2
 899
 900         which $BABELTRACE_BIN >/dev/null
 901         skip $? -ne 0 "Babeltrace binary not found. Skipping trace validation"
 902
 903         traced=$($BABELTRACE_BIN $trace_path 2>/dev/null | grep ${event_exp} | wc -l)
 904         if [ "$traced" -ne 0 ]; then
 905                 pass "Validate trace for expression '${event_exp}', $traced events"
 906         else
 907                 fail "Validate trace for expression '${event_exp}'"
 908                 diag "Found $traced occurences of '${event_exp}'"
 909         fi
 910         ret=$?
 911         return $ret
 912 }
 913
 914 function validate_trace_only_exp()
 915 {
 916         local event_exp=$1
 917         local trace_path=$2
 918
 919         which $BABELTRACE_BIN >/dev/null
 920         skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
 921
 922         local count=$($BABELTRACE_BIN $trace_path | grep ${event_exp} | wc -l)
 923         local total=$($BABELTRACE_BIN $trace_path | wc -l)
 924
 925         if [ "$count" -ne 0 ] && [ "$total" -eq "$count" ]; then
 926                 pass "Trace match with $total for expression '${event_exp}"
 927         else
 928                 fail "Trace match"
 929                 diag "$total syscall event(s) found, only syscalls matching expression '${event_exp}' ($count occurrences) are expected"
 930         fi
 931         ret=$?
 932         return $ret
 933 }
 934
 935 function validate_trace_empty()
 936 {
 937         local trace_path=$1
 938
 939         which $BABELTRACE_BIN >/dev/null
 940         if [ $? -ne 0 ]; then
 941             skip 0 "Babeltrace binary not found. Skipping trace validation"
 942         fi
 943
 944         traced=$($BABELTRACE_BIN $trace_path 2>/dev/null | wc -l)
 945         if [ "$traced" -eq 0 ]; then
 946                 pass "Validate empty trace"
 947         else
 948                 fail "Validate empty trace"
 949                 diag "Found $traced events in trace"
 950         fi
 951         ret=$?
 952         return $ret
 953 }