tests/regression/tools/regen-statedump/test_ust

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2016 Julien Desfossez <jdesfossez@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="Regenerate the statedump - User-space tracing"
  18
  19 CURDIR=$(dirname $0)/
  20 TESTDIR=$CURDIR/../../..
  21 NR_ITER=10
  22 NR_USEC_WAIT=0
  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="lttng_ust_statedump:start,lttng_ust_statedump:end"
  28 PID_RELAYD=0
  29
  30 TRACE_PATH=$(mktemp -d)
  31
  32 NUM_TESTS=11
  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 function test_ust_local ()
  41 {
  42         local file_sync_after_first=$(mktemp -u)
  43         local file_sync_before_last=$(mktemp -u)
  44
  45         diag "Test UST local with statedump regeneration"
  46         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  47         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
  48
  49         $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
  50                 --sync-after-first-event ${file_sync_after_first} \
  51                 --sync-before-last-event ${file_sync_before_last} >/dev/null 2>&1 &
  52
  53         start_lttng_tracing_ok $SESSION_NAME
  54
  55         while [ ! -f "${file_sync_after_first}" ]; do
  56                 sleep 0.5
  57         done
  58
  59         regenerate_statedump_ok $SESSION_NAME
  60
  61         touch ${file_sync_before_last}
  62
  63         stop_lttng_tracing_ok $SESSION_NAME
  64         destroy_lttng_session_ok $SESSION_NAME
  65         # Validate test
  66         validate_trace_count $EVENT_NAME $TRACE_PATH 4
  67         if [ $? -eq 0 ]; then
  68                 # Only delete if successful
  69                 rm -rf $TRACE_PATH
  70         fi
  71         rm -f ${file_sync_after_first}
  72         rm -f ${file_sync_before_last}
  73 }
  74
  75 plan_tests $NUM_TESTS
  76
  77 print_test_banner "$TEST_DESC"
  78
  79 start_lttng_sessiond
  80
  81 tests=( test_ust_local )
  82
  83 for fct_test in ${tests[@]};
  84 do
  85         SESSION_NAME=$(randstring 16 0)
  86         ${fct_test}
  87 done
  88
  89 stop_lttng_sessiond
  90
  91 exit $out