tests/regression/ust/multi-session/test_multi_session

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
   4 #
   5 # SPDX-License-Identifier: LGPL-2.1-only
   6
   7 TEST_DESC="UST tracer - Multi-session"
   8
   9 CURDIR=$(dirname $0)/
  10 TESTDIR=$CURDIR/../../..
  11 NR_ITER=100
  12 SESSION_NAME="multi-session"
  13 EVENT_NAME="ust_gen_nevents:tptest"
  14 NUM_TESTS=28
  15
  16 source $TESTDIR/utils/utils.sh
  17
  18 if [ ! -x "$CURDIR/gen-nevents" ]; then
  19         BAIL_OUT "No UST nevents binary detected."
  20 fi
  21
  22 # MUST set TESTDIR before calling those functions
  23
  24 test_multi_session() {
  25         local out
  26
  27         # BEFORE application is spawned
  28         for i in `seq 0 3`; do
  29                 create_lttng_session_ok "$SESSION_NAME-$i" "$TRACE_PATH/$i"
  30                 enable_ust_lttng_event_ok "$SESSION_NAME-$i" "$EVENT_NAME$i"
  31                 start_lttng_tracing_ok "$SESSION_NAME-$i"
  32         done
  33
  34         ./$CURDIR/gen-nevents $NR_ITER &
  35         ok $? "Start application to generate $NR_ITER events"
  36
  37         wait
  38         pass "Wait for events to record"
  39
  40         for i in `seq 0 3`; do
  41                 stop_lttng_tracing_ok "$SESSION_NAME-$i"
  42                 destroy_lttng_session_ok "$SESSION_NAME-$i"
  43                 out=$(babeltrace "$TRACE_PATH/$i" | grep "$EVENT_NAMEi$i" | wc -l)
  44                 if [ $out -ne $NR_ITER ]; then
  45                         fail "Trace validation of $SESSION_NAME-$i"
  46                         diag "No events found."
  47                         out=1
  48                         break
  49                 else
  50                         pass "Trace validation of $SESSION_NAME-$i"
  51                         diag "Found $out event(s) for $SESSION_NAME-$i."
  52                         out=0
  53                 fi
  54         done
  55
  56         return $out
  57 }
  58
  59 # MUST set TESTDIR before calling those functions
  60
  61 plan_tests $NUM_TESTS
  62
  63 print_test_banner "$TEST_DESC"
  64
  65 start_lttng_sessiond
  66
  67 TRACE_PATH=$(mktemp -d)
  68
  69 test_multi_session
  70 out=$?
  71 if [ $out -ne 0 ]; then
  72         stop_lttng_sessiond
  73         exit $out
  74 fi
  75
  76 stop_lttng_sessiond
  77
  78 rm -rf "$TRACE_PATH"