tests/regression/ust/multi-session/test_multi_session

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2012 David Goulet <dgoulet@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 TEST_DESC="UST tracer - Multi-session"
  18
  19 CURDIR=$(dirname $0)/
  20 TESTDIR=$CURDIR/../../..
  21 NR_ITER=100
  22 SESSION_NAME="multi-session"
  23 EVENT_NAME="ust_gen_nevents:tptest"
  24 NUM_TESTS=28
  25
  26 source $TESTDIR/utils/utils.sh
  27
  28 if [ ! -x "$CURDIR/gen-nevents" ]; then
  29         BAIL_OUT "No UST nevents binary detected."
  30 fi
  31
  32 # MUST set TESTDIR before calling those functions
  33
  34 test_multi_session() {
  35         local out
  36
  37         # BEFORE application is spawned
  38         for i in `seq 0 3`; do
  39                 create_lttng_session_ok "$SESSION_NAME-$i" "$TRACE_PATH/$i"
  40                 enable_ust_lttng_event "$SESSION_NAME-$i" "$EVENT_NAME$i"
  41                 start_lttng_tracing "$SESSION_NAME-$i"
  42         done
  43
  44         ./$CURDIR/gen-nevents $NR_ITER &
  45         ok $? "Start application to generate $NR_ITER events"
  46
  47         wait
  48         pass "Wait for events to record"
  49
  50         for i in `seq 0 3`; do
  51                 stop_lttng_tracing "$SESSION_NAME-$i"
  52                 destroy_lttng_session "$SESSION_NAME-$i"
  53                 out=$(babeltrace "$TRACE_PATH/$i" | grep "$EVENT_NAMEi$i" | wc -l)
  54                 if [ $out -ne $NR_ITER ]; then
  55                         fail "Trace validation of $SESSION_NAME-$i"
  56                         diag "No events found."
  57                         out=1
  58                         break
  59                 else
  60                         pass "Trace validation of $SESSION_NAME-$i"
  61                         diag "Found $out event(s) for $SESSION_NAME-$i."
  62                         out=0
  63                 fi
  64         done
  65
  66         return $out
  67 }
  68
  69 # MUST set TESTDIR before calling those functions
  70
  71 plan_tests $NUM_TESTS
  72
  73 print_test_banner "$TEST_DESC"
  74
  75 start_lttng_sessiond
  76
  77 TRACE_PATH=$(mktemp -d)
  78
  79 test_multi_session
  80 out=$?
  81 if [ $out -ne 0 ]; then
  82         stop_lttng_sessiond
  83         exit $out
  84 fi
  85
  86 stop_lttng_sessiond
  87
  88 rm -rf "$TRACE_PATH"