tests/regression/tools/regen-statedump/test_ust

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2016 Julien Desfossez <jdesfossez@efficios.com>
   4 #
   5 # SPDX-License-Identifier: LGPL-2.1-only
   6
   7 TEST_DESC="Regenerate the statedump - User-space tracing"
   8
   9 CURDIR=$(dirname $0)/
  10 TESTDIR=$CURDIR/../../..
  11 NR_ITER=10
  12 NR_USEC_WAIT=0
  13 TESTAPP_PATH="$TESTDIR/utils/testapp"
  14 TESTAPP_NAME="gen-ust-events"
  15 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
  16 SESSION_NAME="stream"
  17 EVENT_NAME="lttng_ust_statedump:start,lttng_ust_statedump:end"
  18
  19 TRACE_PATH=$(mktemp -d -t tmp.test_regenerate_statedump_ust_trace_path.XXXXXX)
  20
  21 NUM_TESTS=11
  22
  23 source $TESTDIR/utils/utils.sh
  24
  25 if [ ! -x "$TESTAPP_BIN" ]; then
  26         BAIL_OUT "No UST events binary detected."
  27 fi
  28
  29 function test_ust_local ()
  30 {
  31         local file_sync_after_first=$(mktemp -u -t tmp.test_${FUNCNAME[0]}_sync_after_first.XXXXXX)
  32         local file_sync_before_last=$(mktemp -u -t tmp.test_${FUNCNAME[0]}_sync_before_last.XXXXXX)
  33
  34         diag "Test UST local with statedump regeneration"
  35         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  36         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
  37
  38         $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
  39                 --sync-after-first-event ${file_sync_after_first} \
  40                 --sync-before-last-event ${file_sync_before_last} >/dev/null 2>&1 &
  41
  42         start_lttng_tracing_ok $SESSION_NAME
  43
  44         while [ ! -f "${file_sync_after_first}" ]; do
  45                 sleep 0.5
  46         done
  47
  48         regenerate_statedump_ok $SESSION_NAME
  49
  50         touch ${file_sync_before_last}
  51
  52         stop_lttng_tracing_ok $SESSION_NAME
  53         destroy_lttng_session_ok $SESSION_NAME
  54         # Validate test
  55         validate_trace_count $EVENT_NAME $TRACE_PATH 4
  56         if [ $? -eq 0 ]; then
  57                 # Only delete if successful
  58                 rm -rf $TRACE_PATH
  59         fi
  60         rm -f ${file_sync_after_first}
  61         rm -f ${file_sync_before_last}
  62 }
  63
  64 plan_tests $NUM_TESTS
  65
  66 print_test_banner "$TEST_DESC"
  67 bail_out_if_no_babeltrace
  68
  69 start_lttng_sessiond
  70
  71 tests=( test_ust_local )
  72
  73 for fct_test in ${tests[@]};
  74 do
  75         SESSION_NAME=$(randstring 16 0)
  76         ${fct_test}
  77 done
  78
  79 stop_lttng_sessiond
  80
  81 exit $out