tests/regression/tools/notification/test_notification_ust

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2017 Jonathan Rajotte-Julien <jonathan.rajotte-julien@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 CURDIR=$(dirname $0)/
  19 TESTDIR=$CURDIR/../../../
  20
  21 TMPDIR=$(mktemp -d)
  22
  23 #This is needed since the testpoint create a pipe with the consumerd type suffixed
  24 TESTPOINT_BASE_PATH=$(readlink -f "$TMPDIR/lttng.t_p_n")
  25 TESTPOINT_PIPE_PATH=$(mktemp -u "${TESTPOINT_BASE_PATH}.XXXXXX")
  26 TESTPOIT_ARGS="CONSUMER_PAUSE_PIPE_PATH=${TESTPOINT_PIPE_PATH} LTTNG_TESTPOINT_ENABLE=1"
  27 TESTPOINT=$(readlink -f ${CURDIR}/.libs/libpause_consumer.so)
  28
  29
  30 TESTAPP_PATH="$TESTDIR/utils/testapp"
  31 TESTAPP_NAME="gen-ust-events"
  32 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
  33 TESTAPP_STATE_PATH=$(mktemp -u "$TMPDIR/application_state.XXXXXXXXXX")
  34
  35 NR_ITER=1000
  36 NR_USEC_WAIT=5
  37
  38 SESSION_NAME="my_session"
  39 CHANNEL_NAME="my_channel"
  40
  41 TRACE_PATH=$(mktemp -d)
  42 PAGE_SIZE=$(getconf PAGE_SIZE)
  43
  44 DIR=$(readlink -f $TESTDIR)
  45
  46
  47 source $TESTDIR/utils/utils.sh
  48
  49 function ust_event_generator_toogle_state
  50 {
  51         ust_event_generator_suspended=$((ust_event_generator_suspended==0))
  52
  53 }
  54 function ust_event_generator
  55 {
  56         state_file=$1
  57         ust_event_generator_suspended=0
  58         trap ust_event_generator_toogle_state SIGUSR1
  59
  60         while (true); do
  61                 if [[ $ust_event_generator_suspended -eq "1" ]]; then
  62                         touch $state_file
  63                         sleep 0.5
  64                 else
  65                         if [[ -f $state_file ]]; then
  66                                 rm -rf $state_file 2> /dev/null
  67                         fi
  68                         taskset  -c 0 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT > /dev/null 2>&1
  69                 fi
  70         done
  71 }
  72
  73 consumerd_pipe=()
  74 file_sync_after_first_event=$(mktemp -u)
  75 event_name="tp:tptest"
  76
  77 LTTNG_SESSIOND_ENV_VARS="LTTNG_TESTPOINT_ENABLE=1 CONSUMER_PAUSE_PIPE_PATH=${TESTPOINT_PIPE_PATH} LD_PRELOAD=${TESTPOINT}"
  78 start_lttng_sessiond_notap
  79
  80 create_lttng_session_notap $SESSION_NAME $TRACE_PATH
  81
  82 enable_ust_lttng_channel_notap $SESSION_NAME $CHANNEL_NAME --subbuf-size=$PAGE_SIZE
  83 enable_ust_lttng_event_notap $SESSION_NAME $event_name $CHANNEL_NAME
  84
  85 #This is needed since the testpoint create a pipe with the consumer type suffixed
  86 for f in "$TESTPOINT_BASE_PATH"*; do
  87         consumerd_pipe+=("$f")
  88 done
  89
  90
  91 ust_event_generator $TESTAPP_STATE_PATH &
  92 APP_PID=$!
  93
  94 $CURDIR/notification LTTNG_DOMAIN_UST $SESSION_NAME $CHANNEL_NAME $APP_PID $TESTAPP_STATE_PATH ${consumerd_pipe[@]}
  95
  96 destroy_lttng_session_notap $SESSION_NAME
  97 stop_lttng_sessiond_notap
  98
  99 # On ungraceful kill the app is cleaned up via the full_cleanup call
 100 # Suppress kill message
 101 kill -9 $APP_PID
 102 wait $APP_PID 2> /dev/null
 103
 104 rm -rf $TMPDIR
 105
 106 # Just in case cleanup
 107 rm -rf $TRACE_PATH