3 # Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
5 # SPDX-License-Identifier: LGPL-2.1-only
7 TEST_DESC
="UST tracer - Start tracing before and after execution"
10 TESTDIR
=$CURDIR/..
/..
/..
13 TESTAPP_PATH
="$TESTDIR/utils/testapp"
14 TESTAPP_NAME
="gen-ust-events"
15 TESTAPP_BIN
="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
16 SESSION_NAME
="per-session"
17 EVENT_NAME
="tp:tptest"
20 source $TESTDIR/utils
/utils.sh
22 if [ ! -x "$TESTAPP_BIN" ]; then
23 BAIL_OUT
"No UST nevents binary detected."
26 # MUST set TESTDIR before calling those functions
28 function test_before_apps
()
30 # BEFORE application is spawned
31 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
32 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME
33 start_lttng_tracing_ok
$SESSION_NAME
35 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT &
37 ok $?
"Traced application stopped."
39 stop_lttng_tracing_ok
$SESSION_NAME
40 destroy_lttng_session_ok
$SESSION_NAME
42 trace_match_only
$EVENT_NAME $NR_ITER $TRACE_PATH
47 function test_after_apps
()
50 local file_sync_after_first
=$
(mktemp
-u -t "tmp.${FUNCNAME[0]}_sync_after_first.XXXXXX")
51 local file_sync_before_last
=$
(mktemp
-u -t "tmp.${FUNCNAME[0]}_sync_before_last.XXXXXX")
53 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
54 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME
56 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
57 --sync-after-first-event ${file_sync_after_first} \
58 --sync-before-last-event ${file_sync_before_last} &
59 ok $?
"Application started in background."
61 start_lttng_tracing_ok
$SESSION_NAME
63 touch ${file_sync_before_last}
67 stop_lttng_tracing_ok
$SESSION_NAME
68 destroy_lttng_session_ok
$SESSION_NAME
70 rm -f ${file_sync_after_first}
71 rm -f ${file_sync_before_last}
73 validate_trace
$EVENT_NAME $TRACE_PATH
79 # MUST set TESTDIR before calling those functions
82 print_test_banner
"$TEST_DESC"
83 bail_out_if_no_babeltrace
87 diag
"Start tracing BEFORE application is started"
89 TRACE_PATH
=$
(mktemp
-d -t tmp.test_before_after_ust_trace_path.XXXXXX
)
93 if [ $out -ne 0 ]; then
100 diag
"Start tracing AFTER application is started"
102 TRACE_PATH
=$
(mktemp
-d -t tmp.test_before_after_ust_trace_path.XXXXXX
)
106 if [ $out -ne 0 ]; then