tests/utils/utils.sh

   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
  16 SESSIOND_BIN="lttng-sessiond"
  17 SESSIOND_MATCH=".*lttng-sess.*"
  18 SESSIOND_PIDS=""
  19 RUNAS_BIN="lttng-runas"
  20 RUNAS_MATCH=".*lttng-runas.*"
  21 CONSUMERD_BIN="lttng-consumerd"
  22 CONSUMERD_MATCH=".*lttng-consumerd.*"
  23 RELAYD_BIN="lttng-relayd"
  24 RELAYD_MATCH=".*lttng-relayd.*"
  25 RELAYD_PIDS=""
  26 LTTNG_BIN="lttng"
  27 BABELTRACE_BIN="babeltrace"
  28 OUTPUT_DEST=/dev/null
  29 ERROR_OUTPUT_DEST=/dev/null
  30
  31 # Minimal kernel version supported for session daemon tests
  32 KERNEL_MAJOR_VERSION=2
  33 KERNEL_MINOR_VERSION=6
  34 KERNEL_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.
  39 export LTTNG_UST_REGISTER_TIMEOUT=-1
  40 export LTTNG_NETWORK_SOCKET_TIMEOUT=-1
  41 export 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.
  47 export LTTNG_SESSIOND_PATH="/bin/true"
  48
  49 source $TESTDIR/utils/tap/tap.sh
  50
  51 function full_cleanup ()
  52 {
  53         if [ -n "${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
  65 trap full_cleanup SIGINT SIGTERM
  66
  67 function 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
  77 function 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
  87 function print_test_banner ()
  88 {
  89         local desc="$1"
  90         diag "$desc"
  91 }
  92
  93 function 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
 111 function 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.
 119 function 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
 130 function 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
 138 function 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 $sess_name"
 169                 fi
 170         fi
 171 }
 172
 173 function enable_kernel_lttng_event_ok ()
 174 {
 175         enable_kernel_lttng_event 1 0 "$@"
 176 }
 177
 178 function enable_kernel_lttng_event_fail ()
 179 {
 180         enable_kernel_lttng_event 1 1 "$@"
 181 }
 182
 183 function enable_kernel_lttng_event_notap ()
 184 {
 185         enable_kernel_lttng_event 0 0 "$@"
 186 }
 187
 188 # Old interface
 189 function lttng_enable_kernel_event
 190 {
 191         enable_kernel_lttng_event_ok "$@"
 192 }
 193
 194 function 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 $channel_name"
 220         fi
 221 }
 222
 223 function lttng_enable_kernel_syscall_ok()
 224 {
 225         lttng_enable_kernel_syscall 0 "$@"
 226 }
 227
 228 function lttng_enable_kernel_syscall_fail()
 229 {
 230         lttng_enable_kernel_syscall 1 "$@"
 231 }
 232
 233 function 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 $channel_name"
 260         fi
 261 }
 262
 263 function lttng_disable_kernel_syscall_ok()
 264 {
 265         lttng_disable_kernel_syscall 0 "$@"
 266 }
 267
 268 function lttng_disable_kernel_syscall_fail()
 269 {
 270         lttng_disable_kernel_syscall 1 "$@"
 271 }
 272
 273 function 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 $sess_name"
 292                 fi
 293         fi
 294 }
 295
 296 function lttng_enable_kernel_channel_ok()
 297 {
 298         lttng_enable_kernel_channel 1 0 "$@"
 299 }
 300
 301 function lttng_enable_kernel_channel_fail()
 302 {
 303         lttng_enable_kernel_channel 1 1 "$@"
 304 }
 305
 306 function lttng_enable_kernel_channel_notap()
 307 {
 308         lttng_enable_kernel_channel 0 0 "$@"
 309 }
 310
 311 function enable_kernel_lttng_channel_ok()
 312 {
 313         lttng_enable_kernel_channel 1 0 "$@"
 314 }
 315
 316 function 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 $sess_name"
 329         fi
 330 }
 331
 332 function lttng_disable_kernel_channel_ok()
 333 {
 334         lttng_disable_kernel_channel 0 "$@"
 335 }
 336
 337 function lttng_disable_kernel_channel_fail()
 338 {
 339         lttng_disable_kernel_channel 1 "$@"
 340 }
 341
 342 function 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 $RELAYD_MATCH)
 367 }
 368
 369 function start_lttng_relayd()
 370 {
 371         start_lttng_relayd_opt 1 "$@"
 372 }
 373
 374 function start_lttng_relayd_notap()
 375 {
 376         start_lttng_relayd_opt 0 "$@"
 377 }
 378
 379 function 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 $retval
 406 }
 407
 408 function stop_lttng_relayd()
 409 {
 410         stop_lttng_relayd_opt 1 "$@"
 411 }
 412
 413 function 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
 420 function 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 $SESSIOND_MATCH)
 477 }
 478
 479 function start_lttng_sessiond()
 480 {
 481         start_lttng_sessiond_opt 1 "$@"
 482 }
 483
 484 function start_lttng_sessiond_notap()
 485 {
 486         start_lttng_sessiond_opt 0 "$@"
 487 }
 488
 489 function 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 [ $withtap -eq "1" ]; then
 528                         pass "Kill session daemon"
 529                 fi
 530         fi
 531 }
 532
 533 function stop_lttng_sessiond()
 534 {
 535         stop_lttng_sessiond_opt 1 "$@"
 536 }
 537
 538 function stop_lttng_sessiond_notap()
 539 {
 540         stop_lttng_sessiond_opt 0 "$@"
 541 }
 542
 543 function 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 [ $withtap -eq "1" ]; then
 584                         pass "Sending SIGSTOP to session daemon"
 585                 fi
 586         fi
 587 }
 588
 589 function sigstop_lttng_sessiond()
 590 {
 591         sigstop_lttng_sessiond_opt 1 "$@"
 592 }
 593
 594 function sigstop_lttng_sessiond_notap()
 595 {
 596         sigstop_lttng_sessiond_opt 0 "$@"
 597 }
 598
 599 function 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         kill $kill_opt $PID_CONSUMERD 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 615         retval=$?
 616         set +x
 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 $retval
 644 }
 645
 646 function stop_lttng_consumerd()
 647 {
 648         stop_lttng_consumerd_opt 1 "$@"
 649 }
 650
 651 function stop_lttng_consumerd_notap()
 652 {
 653         stop_lttng_consumerd_opt 0 "$@"
 654 }
 655
 656 function 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         set +x
 672
 673         if [ $? -eq 1 ]; then
 674                 if [ $withtap -eq "1" ]; then
 675                         fail "Sending SIGSTOP to consumer daemon"
 676                 fi
 677                 return 1
 678         else
 679                 out=1
 680                 while [ $out -ne 0 ]; do
 681                         pid=$(pgrep $CONSUMERD_MATCH)
 682
 683                         # Wait until state becomes stopped for all
 684                         # consumers.
 685                         out=0
 686                         for consumer_pid in $pid; do
 687                                 state=$(ps -p $consumer_pid -o state= )
 688                                 if [[ -n "$state" && "$state" != "T" ]]; then
 689                                         out=1
 690                                 fi
 691                         done
 692                         sleep 0.5
 693                 done
 694                 if [ $withtap -eq "1" ]; then
 695                         pass "Sending SIGSTOP to consumer daemon"
 696                 fi
 697         fi
 698         return $retval
 699 }
 700
 701 function sigstop_lttng_consumerd()
 702 {
 703         sigstop_lttng_consumerd_opt 1 "$@"
 704 }
 705
 706 function sigstop_lttng_consumerd_notap()
 707 {
 708         sigstop_lttng_consumerd_opt 0 "$@"
 709 }
 710
 711 function list_lttng_with_opts ()
 712 {
 713         local opts=$1
 714         $TESTDIR/../src/bin/lttng/$LTTNG_BIN list $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 715         ok $? "Lttng-tool list command with option $opts"
 716 }
 717
 718 function create_lttng_session_no_output ()
 719 {
 720         local sess_name=$1
 721
 722         $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $sess_name --no-output 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 723         ok $? "Create session $sess_name in no-output mode"
 724 }
 725
 726 function create_lttng_session ()
 727 {
 728         local withtap=$1
 729         local expected_to_fail=$2
 730         local sess_name=$3
 731         local trace_path=$4
 732         local opt=$5
 733
 734         $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $sess_name -o $trace_path $opt > $OUTPUT_DEST
 735         ret=$?
 736         if [ $expected_to_fail -eq "1" ]; then
 737                 test "$ret" -ne "0"
 738                 ret=$?
 739                 if [ $withtap -eq "1" ]; then
 740                         ok $ret "Create session $sess_name in $trace_path failed as expected"
 741                 fi
 742         else
 743                 if [ $withtap -eq "1" ]; then
 744                         ok $ret "Create session $sess_name in $trace_path"
 745                 fi
 746         fi
 747         return $ret
 748 }
 749
 750 function create_lttng_session_ok ()
 751 {
 752         create_lttng_session 1 0 "$@"
 753 }
 754
 755 function create_lttng_session_fail ()
 756 {
 757         create_lttng_session 1 1 "$@"
 758 }
 759
 760 function create_lttng_session_notap ()
 761 {
 762         create_lttng_session 0 0 "$@"
 763 }
 764
 765
 766 function enable_ust_lttng_channel ()
 767 {
 768         local withtap=$1
 769         local expected_to_fail=$2
 770         local sess_name=$3
 771         local channel_name=$4
 772         local opt=$5
 773
 774         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -u $channel_name -s $sess_name $opt 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 775         ret=$?
 776         if [[ $expected_to_fail -eq "1" ]]; then
 777                 test "$ret" -ne "0"
 778                 ret=$?
 779                 if [ $withtap -eq "1" ]; then
 780                         ok $ret "Enable channel $channel_name for session $sess_name failed as expected"
 781                 fi
 782         else
 783                 if [ $withtap -eq "1" ]; then
 784                         ok $ret "Enable channel $channel_name for session $sess_name"
 785                 fi
 786         fi
 787         return $ret
 788 }
 789
 790 function enable_ust_lttng_channel_ok ()
 791 {
 792         enable_ust_lttng_channel 1 0 "$@"
 793 }
 794
 795 function enable_ust_lttng_channel_fail ()
 796 {
 797         enable_ust_lttng_channel 1 1 "$@"
 798 }
 799
 800 function enable_ust_lttng_channel_notap ()
 801 {
 802         enable_ust_lttng_channel 0 0 "$@"
 803 }
 804
 805 function disable_ust_lttng_channel()
 806 {
 807         local sess_name=$1
 808         local channel_name=$2
 809
 810         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-channel -u $channel_name -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 811         ok $? "Disable channel $channel_name for session $sess_name"
 812 }
 813
 814 function enable_lttng_mmap_overwrite_kernel_channel()
 815 {
 816         local sess_name=$1
 817         local channel_name=$2
 818
 819         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -k --output mmap --overwrite 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 820         ok $? "Enable channel $channel_name for session $sess_name"
 821 }
 822
 823 function enable_lttng_mmap_discard_small_kernel_channel()
 824 {
 825         local sess_name=$1
 826         local channel_name=$2
 827
 828         $TESTDIR/../src/bin/lttng/$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
 829         ok $? "Enable small discard channel $channel_name for session $sess_name"
 830 }
 831
 832 function enable_lttng_mmap_overwrite_small_kernel_channel()
 833 {
 834         local sess_name=$1
 835         local channel_name=$2
 836
 837         $TESTDIR/../src/bin/lttng/$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
 838         ok $? "Enable small discard channel $channel_name for session $sess_name"
 839 }
 840
 841 function enable_lttng_mmap_overwrite_ust_channel()
 842 {
 843         local sess_name=$1
 844         local channel_name=$2
 845
 846         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -u --output mmap --overwrite 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 847         ok $? "Enable channel $channel_name for session $sess_name"
 848 }
 849
 850 function enable_ust_lttng_event ()
 851 {
 852         local withtap=$1
 853         local expected_to_fail=$2
 854         local sess_name=$3
 855         local event_name="$4"
 856         local channel_name=$5
 857
 858         if [ -z $channel_name ]; then
 859                 # default channel if none specified
 860                 chan=""
 861         else
 862                 chan="-c $channel_name"
 863         fi
 864
 865         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -u 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 866         ret=$?
 867         if [[ $expected_to_fail -eq "1" ]]; then
 868                 test $ret -ne "0"
 869                 ret=$?
 870                 if [[ $withtap -eq "1" ]]; then
 871                         ok $ret "Enable ust event $event_name for session $session_name failed as expected"
 872                 fi
 873         else
 874                 if [[ $withtap -eq "1" ]]; then
 875                         ok $ret "Enable ust event $event_name for session $sess_name"
 876                 fi
 877         fi
 878         return $ret
 879 }
 880
 881 function enable_ust_lttng_event_ok ()
 882 {
 883         enable_ust_lttng_event 1 0 "$@"
 884 }
 885
 886 function enable_ust_lttng_event_fail ()
 887 {
 888         enable_ust_lttng_event 1 1 "$@"
 889 }
 890
 891 function enable_ust_lttng_event_notap ()
 892 {
 893         enable_ust_lttng_event 0 0 "$@"
 894 }
 895
 896 function enable_jul_lttng_event()
 897 {
 898         sess_name=$1
 899         event_name="$2"
 900         channel_name=$3
 901
 902         if [ -z $channel_name ]; then
 903                 # default channel if none specified
 904                 chan=""
 905         else
 906                 chan="-c $channel_name"
 907         fi
 908
 909         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -j 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 910         ok $? "Enable JUL event $event_name for session $sess_name"
 911 }
 912
 913 function enable_jul_lttng_event_loglevel()
 914 {
 915         local sess_name=$1
 916         local event_name="$2"
 917         local loglevel=$3
 918         local channel_name=$4
 919
 920         if [ -z $channel_name ]; then
 921                 # default channel if none specified
 922                 chan=""
 923         else
 924                 chan="-c $channel_name"
 925         fi
 926
 927         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -j 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 928         ok $? "Enable JUL event $event_name for session $sess_name with loglevel $loglevel"
 929 }
 930
 931 function enable_log4j_lttng_event()
 932 {
 933         sess_name=$1
 934         event_name="$2"
 935         channel_name=$3
 936
 937         if [ -z $channel_name ]; then
 938                 # default channel if none specified
 939                 chan=""
 940         else
 941                 chan="-c $channel_name"
 942         fi
 943
 944         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -l 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 945         ok $? "Enable LOG4J event $event_name for session $sess_name"
 946 }
 947
 948 function enable_log4j_lttng_event_loglevel()
 949 {
 950         local sess_name=$1
 951         local event_name="$2"
 952         local loglevel=$3
 953         local channel_name=$4
 954
 955         if [ -z $channel_name ]; then
 956                 # default channel if none specified
 957                 chan=""
 958         else
 959                 chan="-c $channel_name"
 960         fi
 961
 962         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -l 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 963         ok $? "Enable LOG4J event $event_name for session $sess_name with loglevel $loglevel"
 964 }
 965
 966 function enable_python_lttng_event()
 967 {
 968         sess_name=$1
 969         event_name="$2"
 970         channel_name=$3
 971
 972         if [ -z $channel_name ]; then
 973                 # default channel if none specified
 974                 chan=""
 975         else
 976                 chan="-c $channel_name"
 977         fi
 978
 979         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -p 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 980         ok $? "Enable Python event $event_name for session $sess_name"
 981 }
 982
 983 function enable_python_lttng_event_loglevel()
 984 {
 985         local sess_name=$1
 986         local event_name="$2"
 987         local loglevel=$3
 988         local channel_name=$4
 989
 990         if [ -z $channel_name ]; then
 991                 # default channel if none specified
 992                 chan=""
 993         else
 994                 chan="-c $channel_name"
 995         fi
 996
 997         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -p 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
 998         ok $? "Enable Python event $event_name for session $sess_name with loglevel $loglevel"
 999 }
1000
1001 function enable_ust_lttng_event_filter()
1002 {
1003         local sess_name="$1"
1004         local event_name="$2"
1005         local filter="$3"
1006
1007         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --filter "$filter" 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1008         ok $? "Enable event $event_name with filtering for session $sess_name"
1009 }
1010
1011 function enable_ust_lttng_event_loglevel()
1012 {
1013         local sess_name="$1"
1014         local event_name="$2"
1015         local loglevel="$3"
1016
1017         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --loglevel $loglevel 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1018         ok $? "Enable event $event_name with loglevel $loglevel"
1019 }
1020
1021 function enable_ust_lttng_event_loglevel_only()
1022 {
1023         local sess_name="$1"
1024         local event_name="$2"
1025         local loglevel="$3"
1026
1027         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --loglevel-only $loglevel 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1028         ok $? "Enable event $event_name with loglevel-only $loglevel"
1029 }
1030
1031 function disable_ust_lttng_event ()
1032 {
1033         local sess_name="$1"
1034         local event_name="$2"
1035         local channel_name="$3"
1036
1037         if [ -z $channel_name ]; then
1038                 # default channel if none specified
1039                 chan=""
1040         else
1041                 chan="-c $channel_name"
1042         fi
1043
1044         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name $chan -u 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1045         ok $? "Disable event $event_name for session $sess_name"
1046 }
1047
1048 function disable_jul_lttng_event ()
1049 {
1050         local sess_name="$1"
1051         local event_name="$2"
1052
1053         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -j >/dev/null 2>&1
1054         ok $? "Disable JUL event $event_name for session $sess_name"
1055 }
1056
1057 function disable_log4j_lttng_event ()
1058 {
1059         local sess_name="$1"
1060         local event_name="$2"
1061
1062         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -l >/dev/null 2>&1
1063         ok $? "Disable LOG4J event $event_name for session $sess_name"
1064 }
1065
1066 function disable_python_lttng_event ()
1067 {
1068         local sess_name="$1"
1069         local event_name="$2"
1070
1071         $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -p 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1072         ok $? "Disable Python event $event_name for session $sess_name"
1073 }
1074
1075 function start_lttng_tracing ()
1076 {
1077         local expected_to_fail=$1
1078         local sess_name=$2
1079
1080         $TESTDIR/../src/bin/lttng/$LTTNG_BIN start $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1081         ret=$?
1082         if [[ $expected_to_fail -eq "1" ]]; then
1083                 test "$ret" -ne "0"
1084                 ok $? "Start tracing for session $sess_name failed as expected"
1085         else
1086                 ok $ret "Start tracing for session $sess_name"
1087         fi
1088 }
1089
1090 function start_lttng_tracing_ok ()
1091 {
1092         start_lttng_tracing 0 "$@"
1093 }
1094
1095 function start_lttng_tracing_fail ()
1096 {
1097         start_lttng_tracing 1 "$@"
1098 }
1099
1100 function stop_lttng_tracing ()
1101 {
1102         local expected_to_fail=$1
1103         local sess_name=$2
1104
1105         $TESTDIR/../src/bin/lttng/$LTTNG_BIN stop $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1106         ret=$?
1107         if [[ $expected_to_fail -eq "1" ]]; then
1108                 test "$ret" -ne "0"
1109                 ok $? "Stop lttng tracing for session $sess_name failed as expected"
1110         else
1111                 ok $ret "Stop lttng tracing for session $sess_name"
1112         fi
1113 }
1114
1115 function stop_lttng_tracing_ok ()
1116 {
1117         stop_lttng_tracing 0 "$@"
1118 }
1119
1120 function stop_lttng_tracing_fail ()
1121 {
1122         stop_lttng_tracing 1 "$@"
1123 }
1124
1125 function destroy_lttng_session ()
1126 {
1127         local withtap=$1
1128         local expected_to_fail=$2
1129         local sess_name=$3
1130
1131         $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1132         ret=$?
1133         if [[ $expected_to_fail -eq "1" ]]; then
1134                 test "$ret" -ne "0"
1135                 ret=$?
1136                 if [ $withtap -eq "1" ]; then
1137                         ok $ret "Destroy session $sess_name failed as expected"
1138                 fi
1139         else
1140                 if [ $withtap -eq "1" ]; then
1141                         ok $ret "Destroy session $sess_name"
1142                 fi
1143         fi
1144 }
1145
1146 function destroy_lttng_session_ok ()
1147 {
1148         destroy_lttng_session 1 0 "$@"
1149
1150 }
1151
1152 function destroy_lttng_session_fail ()
1153 {
1154         destroy_lttng_session 1 1 "$@"
1155 }
1156
1157 function destroy_lttng_session_notap ()
1158 {
1159         destroy_lttng_session 0 0 "$@"
1160 }
1161
1162 function destroy_lttng_sessions ()
1163 {
1164         $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy --all 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1165         ok $? "Destroy all lttng sessions"
1166 }
1167
1168 function lttng_snapshot_add_output ()
1169 {
1170         local expected_to_fail=$1
1171         local sess_name=$2
1172         local trace_path=$3
1173
1174         $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output -s $sess_name file://$trace_path 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1175         ret=$?
1176         if [[ $expected_to_fail -eq 1 ]]; then
1177                 test "$ret" -ne "0"
1178                 ok $? "Added snapshot output file://$trace_path failed as expected"
1179         else
1180                 ok $ret "Added snapshot output file://$trace_path"
1181         fi
1182 }
1183
1184 function lttng_snapshot_add_output_ok ()
1185 {
1186         lttng_snapshot_add_output 0 "$@"
1187 }
1188
1189 function lttng_snapshot_add_output_fail ()
1190 {
1191         lttng_snapshot_add_output 1 "$@"
1192 }
1193
1194 function lttng_snapshot_del_output ()
1195 {
1196         local expected_to_fail=$1
1197         local sess_name=$2
1198         local id=$3
1199
1200         $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot del-output -s $sess_name $id 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1201         ret=$?
1202         if [[ $expected_to_fail -eq "1" ]]; then
1203                 test "$ret" -ne "0"
1204                 ok $? "Deleted snapshot output id $id failed as expected"
1205         else
1206                 ok $ret "Deleted snapshot output id $id"
1207         fi
1208 }
1209
1210 function lttng_snapshot_del_output_ok ()
1211 {
1212         lttng_snapshot_del_output 0 "$@"
1213 }
1214
1215 function lttng_snapshot_del_output_fail ()
1216 {
1217         lttng_snapshot_del_output 1 "$@"
1218 }
1219
1220 function lttng_snapshot_record ()
1221 {
1222         local sess_name=$1
1223         local trace_path=$2
1224
1225         $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot record -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1226         ok $? "Snapshot recorded"
1227 }
1228
1229 function lttng_snapshot_list ()
1230 {
1231         local sess_name=$1
1232         $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1233         ok $? "Snapshot list"
1234 }
1235
1236 function lttng_save()
1237 {
1238         local sess_name=$1
1239         local opts=$2
1240
1241         $TESTDIR/../src/bin/lttng/$LTTNG_BIN save $sess_name $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1242         ok $? "Session saved"
1243 }
1244
1245 function lttng_load()
1246 {
1247         local expected_to_fail=$1
1248         local opts=$2
1249
1250         $TESTDIR/../src/bin/lttng/$LTTNG_BIN load $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1251         ret=$?
1252         if [[ $expected_to_fail -eq "1" ]]; then
1253                 test $ret -ne "0"
1254                 ok $? "Load command failed as expected with opts: $opts"
1255         else
1256                 ok $ret "Load command with opts: $opts"
1257         fi
1258 }
1259
1260 function lttng_load_ok()
1261 {
1262         lttng_load 0 "$@"
1263 }
1264
1265 function lttng_load_fail()
1266 {
1267         lttng_load 1 "$@"
1268 }
1269
1270 function lttng_track()
1271 {
1272         local expected_to_fail=$1
1273         local opts=$2
1274         $TESTDIR/../src/bin/lttng/$LTTNG_BIN track $opts >$OUTPUT_DEST
1275         ret=$?
1276         if [[ $expected_to_fail -eq "1" ]]; then
1277                 test $ret -ne "0"
1278                 ok $? "Track command failed as expected with opts: $opts"
1279         else
1280                 ok $ret "Track command with opts: $opts"
1281         fi
1282 }
1283
1284 function lttng_track_ok()
1285 {
1286         lttng_track 0 "$@"
1287 }
1288
1289 function lttng_track_fail()
1290 {
1291         lttng_track 1 "$@"
1292 }
1293
1294 function lttng_untrack()
1295 {
1296         local expected_to_fail=$1
1297         local opts=$2
1298         $TESTDIR/../src/bin/lttng/$LTTNG_BIN untrack $opts >$OUTPUT_DEST
1299         ret=$?
1300         if [[ $expected_to_fail -eq "1" ]]; then
1301                 test $ret -ne "0"
1302                 ok $? "Untrack command failed as expected with opts: $opts"
1303         else
1304                 ok $ret "Untrack command with opts: $opts"
1305         fi
1306 }
1307
1308 function lttng_untrack_ok()
1309 {
1310         lttng_untrack 0 "$@"
1311 }
1312
1313 function lttng_untrack_fail()
1314 {
1315         lttng_untrack 1 "$@"
1316 }
1317
1318 function lttng_track_pid_ok()
1319 {
1320         PID=$1
1321         "$TESTDIR/../src/bin/lttng/$LTTNG_BIN" track --kernel --pid=$PID 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1322         ok $? "Lttng track pid on the kernel domain"
1323 }
1324
1325 function lttng_untrack_kernel_all_ok()
1326 {
1327         "$TESTDIR/../src/bin/lttng/$LTTNG_BIN" untrack --kernel --pid --all 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1328         ok $? "Lttng untrack all pid on the kernel domain"
1329 }
1330
1331 function add_context_lttng()
1332 {
1333         local expected_to_fail="$1"
1334         local domain="$2"
1335         local session_name="$3"
1336         local channel_name="$4"
1337         local type="$5"
1338
1339         $TESTDIR/../src/bin/lttng/$LTTNG_BIN add-context -s $session_name -c $channel_name -t $type $domain  1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1340         ret=$?
1341         if [[ $expected_to_fail -eq "1" ]]; then
1342                 test $ret -ne "0"
1343                 ok $? "Add context command failed as expected for type: $type"
1344         else
1345                 ok $ret "Add context command for type: $type"
1346         fi
1347 }
1348
1349 function add_context_ust_ok()
1350 {
1351         add_context_lttng 0 -u "$@"
1352 }
1353
1354 function add_context_ust_fail()
1355 {
1356         add_context_lttng 1 -u "$@"
1357 }
1358
1359 function add_context_kernel_ok()
1360 {
1361         add_context_lttng 0 -k "$@"
1362 }
1363
1364 function add_context_kernel_fail()
1365 {
1366         add_context_lttng 1 -k "$@"
1367 }
1368
1369 function trace_matches ()
1370 {
1371         local event_name=$1
1372         local nr_iter=$2
1373         local trace_path=$3
1374
1375         which $BABELTRACE_BIN >/dev/null
1376         skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
1377
1378         local count=$($BABELTRACE_BIN $trace_path | grep $event_name | wc -l)
1379
1380         if [ "$count" -ne "$nr_iter" ]; then
1381                 fail "Trace match"
1382                 diag "$count matching events found in trace"
1383         else
1384                 pass "Trace match"
1385         fi
1386 }
1387
1388 function trace_match_only()
1389 {
1390         local event_name=$1
1391         local nr_iter=$2
1392         local trace_path=$3
1393
1394         which $BABELTRACE_BIN >/dev/null
1395         skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
1396
1397         local count=$($BABELTRACE_BIN $trace_path | grep $event_name | wc -l)
1398         local total=$($BABELTRACE_BIN $trace_path | wc -l)
1399
1400     if [ "$nr_iter" -eq "$count" ] && [ "$total" -eq "$nr_iter" ]; then
1401         pass "Trace match with $total event $event_name"
1402     else
1403         fail "Trace match"
1404         diag "$total event(s) found, expecting $nr_iter of event $event_name and only found $count"
1405     fi
1406 }
1407
1408 function validate_trace
1409 {
1410         local event_name=$1
1411         local trace_path=$2
1412
1413         which $BABELTRACE_BIN >/dev/null
1414         if [ $? -ne 0 ]; then
1415             skip 0 "Babeltrace binary not found. Skipping trace validation"
1416         fi
1417
1418         OLDIFS=$IFS
1419         IFS=","
1420         for i in $event_name; do
1421                 traced=$($BABELTRACE_BIN $trace_path 2>/dev/null | grep $i | wc -l)
1422                 if [ "$traced" -ne 0 ]; then
1423                         pass "Validate trace for event $i, $traced events"
1424                 else
1425                         fail "Validate trace for event $i"
1426                         diag "Found $traced occurences of $i"
1427                 fi
1428         done
1429         ret=$?
1430         IFS=$OLDIFS
1431         return $ret
1432 }
1433
1434 function validate_trace_count
1435 {
1436         local event_name=$1
1437         local trace_path=$2
1438         local expected_count=$3
1439
1440         which $BABELTRACE_BIN >/dev/null
1441         if [ $? -ne 0 ]; then
1442             skip 0 "Babeltrace binary not found. Skipping trace validation"
1443         fi
1444
1445         cnt=0
1446         OLDIFS=$IFS
1447         IFS=","
1448         for i in $event_name; do
1449                 traced=$($BABELTRACE_BIN $trace_path 2>/dev/null | grep $i | wc -l)
1450                 if [ "$traced" -ne 0 ]; then
1451                         pass "Validate trace for event $i, $traced events"
1452                 else
1453                         fail "Validate trace for event $i"
1454                         diag "Found $traced occurences of $i"
1455                 fi
1456                 cnt=$(($cnt + $traced))
1457         done
1458         IFS=$OLDIFS
1459         test $cnt -eq $expected_count
1460         ok $? "Read a total of $cnt events, expected $expected_count"
1461 }
1462
1463 function trace_first_line
1464 {
1465         local trace_path=$1
1466
1467         which $BABELTRACE_BIN >/dev/null
1468         if [ $? -ne 0 ]; then
1469             skip 0 "Babeltrace binary not found. Skipping trace validation"
1470         fi
1471
1472         $BABELTRACE_BIN $trace_path 2>/dev/null | head -n 1
1473 }
1474
1475 function validate_trace_exp()
1476 {
1477         local event_exp=$1
1478         local trace_path=$2
1479
1480         which $BABELTRACE_BIN >/dev/null
1481         skip $? -ne 0 "Babeltrace binary not found. Skipping trace validation"
1482
1483         traced=$($BABELTRACE_BIN $trace_path 2>/dev/null | grep ${event_exp} | wc -l)
1484         if [ "$traced" -ne 0 ]; then
1485                 pass "Validate trace for expression '${event_exp}', $traced events"
1486         else
1487                 fail "Validate trace for expression '${event_exp}'"
1488                 diag "Found $traced occurences of '${event_exp}'"
1489         fi
1490         ret=$?
1491         return $ret
1492 }
1493
1494 function validate_trace_only_exp()
1495 {
1496         local event_exp=$1
1497         local trace_path=$2
1498
1499         which $BABELTRACE_BIN >/dev/null
1500         skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
1501
1502         local count=$($BABELTRACE_BIN $trace_path | grep ${event_exp} | wc -l)
1503         local total=$($BABELTRACE_BIN $trace_path | wc -l)
1504
1505         if [ "$count" -ne 0 ] && [ "$total" -eq "$count" ]; then
1506                 pass "Trace match with $total for expression '${event_exp}"
1507         else
1508                 fail "Trace match"
1509                 diag "$total syscall event(s) found, only syscalls matching expression '${event_exp}' ($count occurrences) are expected"
1510         fi
1511         ret=$?
1512         return $ret
1513 }
1514
1515 function validate_trace_empty()
1516 {
1517         local trace_path=$1
1518
1519         which $BABELTRACE_BIN >/dev/null
1520         if [ $? -ne 0 ]; then
1521             skip 0 "Babeltrace binary not found. Skipping trace validation"
1522         fi
1523
1524         events=$($BABELTRACE_BIN $trace_path 2>/dev/null)
1525         ret=$?
1526         if [ $ret -ne 0 ]; then
1527                 fail "Failed to parse trace"
1528                 return $ret
1529         fi
1530
1531         traced=$(echo -n "$events" | wc -l)
1532         if [ "$traced" -eq 0 ]; then
1533                 pass "Validate empty trace"
1534         else
1535                 fail "Validate empty trace"
1536                 diag "Found $traced events in trace"
1537         fi
1538         ret=$?
1539         return $ret
1540 }
1541
1542 function regenerate_metadata ()
1543 {
1544         local expected_to_fail=$1
1545         local sess_name=$2
1546
1547         $TESTDIR/../src/bin/lttng/$LTTNG_BIN regenerate metadata -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1548         ret=$?
1549         if [[ $expected_to_fail -eq "1" ]]; then
1550                 test "$ret" -ne "0"
1551                 ok $? "Expected fail on regenerate metadata $sess_name"
1552         else
1553                 ok $ret "Metadata regenerate $sess_name"
1554         fi
1555 }
1556
1557 function regenerate_metadata_ok ()
1558 {
1559         regenerate_metadata 0 "$@"
1560 }
1561
1562 function regenerate_metadata_fail ()
1563 {
1564         regenerate_metadata 1 "$@"
1565 }
1566
1567 function regenerate_statedump ()
1568 {
1569         local expected_to_fail=$1
1570         local sess_name=$2
1571
1572         $TESTDIR/../src/bin/lttng/$LTTNG_BIN regenerate statedump -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1573         ret=$?
1574         if [[ $expected_to_fail -eq "1" ]]; then
1575                 test "$ret" -ne "0"
1576                 ok $? "Expected fail on regenerate statedump $sess_name"
1577         else
1578                 ok $ret "Metadata regenerate $sess_name"
1579         fi
1580 }
1581
1582 function regenerate_statedump_ok ()
1583 {
1584         regenerate_statedump 0 "$@"
1585 }
1586
1587 function regenerate_statedump_fail ()
1588 {
1589         regenerate_statedump 1 "$@"
1590 }
1591
1592 function rotate_session ()
1593 {
1594         local expected_to_fail=$1
1595         local sess_name=$2
1596
1597         $TESTDIR/../src/bin/lttng/$LTTNG_BIN rotate $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1598         ret=$?
1599         if [[ $expected_to_fail -eq "1" ]]; then
1600                 test "$ret" -ne "0"
1601                 ok $? "Expected fail on rotate session $sess_name"
1602         else
1603                 ok $ret "Rotate session $sess_name"
1604         fi
1605 }
1606
1607 function rotate_session_ok ()
1608 {
1609         rotate_session 0 "$@"
1610 }
1611
1612 function rotate_session_fail ()
1613 {
1614         rotate_session 1 "$@"
1615 }
1616
1617 function destructive_tests_enabled ()
1618 {
1619         if [ ${LTTNG_ENABLE_DESTRUCTIVE_TESTS} = "will-break-my-system" ]; then
1620                 return 0
1621         else
1622                 return 1
1623         fi
1624 }
1625
1626 function lttng_enable_rotation_timer ()
1627 {
1628         local expected_to_fail=$1
1629         local sess_name=$2
1630         local period=$3
1631
1632         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-rotation -s $sess_name --timer $period 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1633         ret=$?
1634         if [[ $expected_to_fail -eq "1" ]]; then
1635                 test "$ret" -ne "0"
1636                 ok $? "Expected fail on rotate session $sess_name"
1637         else
1638                 ok $ret "Rotate session $sess_name"
1639         fi
1640 }
1641
1642 function lttng_enable_rotation_timer_ok ()
1643 {
1644         lttng_enable_rotation_timer 0 $@
1645 }
1646
1647 function lttng_enable_rotation_timer_fail ()
1648 {
1649         lttng_enable_rotation_timer 1 $@
1650 }
1651
1652 function lttng_enable_rotation_size ()
1653 {
1654         local expected_to_fail=$1
1655         local sess_name=$2
1656         local size=$3
1657
1658         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-rotation -s $sess_name --size $size 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
1659         ret=$?
1660         if [[ $expected_to_fail -eq "1" ]]; then
1661                 test "$ret" -ne "0"
1662                 ok $? "Expected fail on rotate session $sess_name"
1663         else
1664                 ok $ret "Rotate session $sess_name"
1665         fi
1666 }
1667
1668 function lttng_enable_rotation_size_ok ()
1669 {
1670         lttng_enable_rotation_size 0 $@
1671 }
1672
1673 function lttng_enable_rotation_size_fail ()
1674 {
1675         lttng_enable_rotation_size 1 $@
1676 }