tests/regression/tools/notification/test_notification_ust_buffer_usage

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2017 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
   4 #
   5 # SPDX-License-Identifier: LGPL-2.1-only
   6
   7 CURDIR=$(dirname "$0")/
   8 TESTDIR=$CURDIR/../../../
   9
  10 TEST_TMPDIR=$(mktemp --tmpdir -d tmp.test_notif_ust_buffer_usage_dir.XXXXXX)
  11
  12 set -x
  13 #This is needed since the testpoint create a pipe with the consumerd type suffixed
  14 TESTPOINT_BASE_PATH=$(readlink -f "$TEST_TMPDIR/lttng.t_p_n")
  15 TESTPOINT_PIPE_PATH=$(mktemp -u --tmpdir="$TEST_TMPDIR" "lttng.t_p_n.XXXXXX")
  16 TESTPOINT=$(readlink -f "${CURDIR}/.libs/libpause_consumer.so")
  17
  18 TESTAPP_PATH="$TESTDIR/utils/testapp"
  19
  20 GEN_UST_EVENTS_TESTAPP_NAME="gen-ust-events"
  21 GEN_UST_EVENTS_TESTAPP_BIN="$TESTAPP_PATH/$GEN_UST_EVENTS_TESTAPP_NAME/$GEN_UST_EVENTS_TESTAPP_NAME"
  22
  23 TESTAPP_STATE_PATH=$(mktemp -u --tmpdir="$TEST_TMPDIR" "application_state.XXXXXXXXXX")
  24
  25 SESSION_NAME="my_session"
  26 CHANNEL_NAME="my_channel"
  27
  28 TRACE_PATH=$(mktemp -d --tmpdir="$TEST_TMPDIR" "trace_path.XXXXXX")
  29 PAGE_SIZE=$(getconf PAGE_SIZE)
  30 set +x
  31
  32 # shellcheck source=../../../utils/utils.sh
  33 source "$TESTDIR/utils/utils.sh"
  34 # shellcheck source=./util_event_generator.sh
  35 source "$CURDIR/util_event_generator.sh"
  36
  37 function test_buffer_usage_notification
  38 {
  39         consumerd_pipe=()
  40         event_name="tp:tptest"
  41
  42         create_lttng_session_notap $SESSION_NAME "$TRACE_PATH"
  43
  44         enable_ust_lttng_channel_notap $SESSION_NAME $CHANNEL_NAME --subbuf-size="$PAGE_SIZE"
  45         enable_ust_lttng_event_notap $SESSION_NAME $event_name $CHANNEL_NAME
  46
  47         # This is needed since the testpoint create a pipe with the consumer type suffixed
  48         for f in "$TESTPOINT_BASE_PATH"*; do
  49                 consumerd_pipe+=("$f")
  50         done
  51
  52         ust_event_generator "$GEN_UST_EVENTS_TESTAPP_BIN" "$TESTAPP_STATE_PATH" &
  53         APP_PID=$!
  54
  55         "$CURDIR/notification" 2 LTTNG_DOMAIN_UST $APP_PID "$TESTAPP_STATE_PATH" \
  56                 $SESSION_NAME $CHANNEL_NAME "${consumerd_pipe[@]}"
  57
  58         destroy_lttng_session_notap $SESSION_NAME
  59
  60         # On ungraceful kill the app is cleaned up via the full_cleanup call
  61         # Suppress kill message
  62         kill -SIGUSR2 $APP_PID
  63         wait $APP_PID 2> /dev/null
  64
  65         # Just in case cleanup
  66         rm -rf "$TRACE_PATH"
  67 }
  68
  69 LTTNG_SESSIOND_ENV_VARS="LTTNG_TESTPOINT_ENABLE=1 CONSUMER_PAUSE_PIPE_PATH=${TESTPOINT_PIPE_PATH} LD_PRELOAD=${TESTPOINT}"
  70 start_lttng_sessiond_notap
  71
  72 test_buffer_usage_notification
  73
  74 stop_lttng_sessiond_notap
  75
  76 rm -rf "$TEST_TMPDIR"