tests/regression/tools/streaming/test_ust

   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="Streaming - User space tracing"
  18
  19 CURDIR=$(dirname $0)/
  20 TESTDIR=$CURDIR/../../..
  21 NR_ITER=5
  22 NR_USEC_WAIT=1000000
  23 TESTAPP_PATH="$TESTDIR/utils/testapp"
  24 TESTAPP_NAME="gen-ust-events"
  25 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
  26 SESSION_NAME="stream"
  27 EVENT_NAME="tp:tptest"
  28 PID_RELAYD=0
  29
  30 TRACE_PATH=$(mktemp -d)
  31
  32 NUM_TESTS=16
  33
  34 source $TESTDIR/utils/utils.sh
  35
  36 if [ ! -x "$TESTAPP_BIN" ]; then
  37         BAIL_OUT "No UST events binary detected."
  38 fi
  39
  40 # MUST set TESTDIR before calling those functions
  41
  42 function test_ust_before_start ()
  43 {
  44         local file_sync_after_first=$(mktemp -u)
  45         local file_sync_before_last=$(mktemp -u)
  46
  47         diag "Test UST streaming BEFORE tracing starts"
  48         create_lttng_session_uri $SESSION_NAME net://localhost
  49         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
  50
  51         # Run 5 times with a 1 second delay
  52         $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} /dev/null 2>&1 &
  53
  54         start_lttng_tracing_ok $SESSION_NAME
  55
  56         touch ${file_sync_before_last}
  57
  58         # Wait for the applications started in background
  59         wait
  60
  61         stop_lttng_tracing_ok $SESSION_NAME
  62         destroy_lttng_session_ok $SESSION_NAME
  63         rm -f ${file_sync_after_first}
  64         rm -f ${file_sync_before_last}
  65 }
  66
  67 function test_ust_after_start ()
  68 {
  69         local file_sync_after_first=$(mktemp -u)
  70
  71         diag "Test UST streaming AFTER tracing starts"
  72         create_lttng_session_uri $SESSION_NAME net://localhost
  73         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
  74         start_lttng_tracing_ok $SESSION_NAME
  75
  76         # Run 5 times with a 1 second delay
  77         $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} >/dev/null 2>&1
  78
  79         while [ ! -f "${file_sync_after_first}" ]; do
  80                 sleep 0.5
  81         done
  82
  83         stop_lttng_tracing_ok $SESSION_NAME
  84         destroy_lttng_session_ok $SESSION_NAME
  85
  86         # Wait for the applications started in background
  87         wait
  88         rm -f ${file_sync_after_first}
  89 }
  90
  91 plan_tests $NUM_TESTS
  92
  93 print_test_banner "$TEST_DESC"
  94
  95 start_lttng_relayd "-o $TRACE_PATH"
  96 start_lttng_sessiond
  97
  98 tests=( test_ust_before_start test_ust_after_start )
  99
 100 for fct_test in ${tests[@]};
 101 do
 102         SESSION_NAME=$(randstring 16 0)
 103         ${fct_test}
 104
 105         # Validate test
 106         validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
 107         if [ $? -eq 0 ]; then
 108                 # Only delete if successful
 109                 rm -rf $TRACE_PATH
 110         else
 111                 break
 112         fi
 113 done
 114
 115 stop_lttng_sessiond
 116 stop_lttng_relayd
 117
 118 exit $out