tests/ust/multi-session/run

   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
  18 CURDIR=$(dirname $0)/
  19 TESTDIR=$CURDIR/../..
  20 NR_ITER=100
  21 SESSION_NAME="multi-session"
  22 EVENT_NAME="ust_gen_nevents:tptest"
  23
  24 source $TESTDIR/utils.sh
  25
  26 echo -e "\n--------------------------"
  27 echo -e "UST tracer - Multi-session"
  28 echo -e "--------------------------"
  29
  30 if [ ! -x "$CURDIR/gen-nevents" ]; then
  31         echo -e "No UST nevents binary detected. Passing."
  32         exit 0
  33 fi
  34
  35 # MUST set TESTDIR before calling those functions
  36
  37 test_multi_session() {
  38         local out
  39
  40         # BEFORE application is spawned
  41         for i in `seq 0 3`; do
  42                 create_lttng_session "$SESSION_NAME-$i" "$TRACE_PATH/$i"
  43                 enable_ust_lttng_event "$SESSION_NAME-$i" "$EVENT_NAME$i"
  44                 start_tracing "$SESSION_NAME-$i"
  45         done
  46
  47         echo -n "Starting application generating $NR_ITER events... "
  48         ./$CURDIR/gen-nevents $NR_ITER &
  49         echo -e "\e[1;32mOK\e[0m"
  50
  51         # At least hit one event
  52         echo -n "Waiting for events to record "
  53         while [ -n "$(pidof gen-nevents)" ]; do
  54                 echo -n "."
  55                 sleep 0.1
  56         done
  57         echo -e "\e[1;32m OK\e[0m"
  58
  59         for i in `seq 0 3`; do
  60                 stop_tracing "$SESSION_NAME-$i"
  61                 destroy_lttng_session "$SESSION_NAME-$i"
  62                 out=$(babeltrace "$TRACE_PATH/$i" | grep "$EVENT_NAMEi$i" | wc -l)
  63                 if [ $out -ne $NR_ITER ]; then
  64                         echo -n "No event found. Suppose to have at least one... "
  65                         echo -e "\e[1;31mFAILED\e[0m"
  66                         out=1
  67                 else
  68                         echo -n "Found $out event(s) for $SESSION_NAME-$i. Coherent... "
  69                         echo -e "\e[1;32mOK\e[0m"
  70                         out=0
  71                 fi
  72         done
  73
  74         return $out
  75 }
  76
  77 # MUST set TESTDIR before calling those functions
  78
  79 start_sessiond
  80
  81 TRACE_PATH=$(mktemp -d)
  82
  83 test_multi_session
  84 out=$?
  85 if [ $out -ne 0 ]; then
  86         stop_sessiond
  87         exit $out
  88 fi
  89
  90 stop_sessiond
  91
  92 rm -rf "$TRACE_PATH"