tests/regression/tools/live/test_ust_tracefile_count

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2013 Julien Desfossez <julien.desfossez@efficios.com>
   4 # Copyright (C) 2013 David Goulet <dgoulet@efficios.com>
   5 #
   6 # SPDX-License-Identifier: LGPL-2.1-only
   7
   8 TEST_DESC="Live - User space tracing with tracefile_count"
   9
  10 CURDIR=$(dirname $0)/
  11 TESTDIR=$CURDIR/../../../
  12 NR_ITER=1
  13 NR_USEC_WAIT=1
  14 DELAY_USEC=2000000
  15 TESTAPP_PATH="$TESTDIR/utils/testapp"
  16 TESTAPP_NAME="gen-ust-events"
  17 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
  18
  19 SESSION_NAME="live"
  20 EVENT_NAME="tp:tptest"
  21
  22 TRACE_PATH=$(mktemp --tmpdir -d tmp.test_ust_trace_file_count_trace_path.XXXXXX)
  23
  24 DIR=$(readlink -f $TESTDIR)
  25
  26 source $TESTDIR/utils/utils.sh
  27
  28 echo "$TEST_DESC"
  29
  30 function setup_live_tracing()
  31 {
  32         # Create session with default path
  33         $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $SESSION_NAME --live $DELAY_USEC \
  34                 -U net://localhost >/dev/null 2>&1
  35
  36         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --subbuf-size 16k -C 16k -W 10 -u chan1
  37         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$EVENT_NAME" -s $SESSION_NAME -u -c chan1 >/dev/null 2>&1
  38         $TESTDIR/../src/bin/lttng/$LTTNG_BIN start $SESSION_NAME >/dev/null 2>&1
  39 }
  40
  41 function clean_live_tracing()
  42 {
  43         $TESTDIR/../src/bin/lttng/$LTTNG_BIN stop $SESSION_NAME >/dev/null 2>&1
  44         $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy $SESSION_NAME >/dev/null 2>&1
  45         rm -rf $TRACE_PATH
  46 }
  47
  48 file_sync_after_first=$(mktemp --tmpdir -u tmp.test_ust_trace_file_count_sync_after_first.XXXXXX)
  49
  50 start_lttng_sessiond_notap
  51 start_lttng_relayd_notap "-o $TRACE_PATH"
  52
  53 setup_live_tracing
  54
  55 # Run app in background
  56 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT --sync-after-first-event ${file_sync_after_first} >/dev/null 2>&1
  57
  58 while [ ! -f "${file_sync_after_first}" ]; do
  59         sleep 0.5
  60 done
  61
  62 # Start the live test
  63 $TESTDIR/regression/tools/live/live_test
  64
  65 # Wait for the applications started in background
  66 wait
  67
  68 clean_live_tracing
  69
  70 rm -f ${file_sync_after_first}
  71
  72 stop_lttng_relayd_notap
  73 stop_lttng_sessiond_notap