[lttng-tools.git] / tests / regression / ust / before-after / test_before_after

#!/bin/bash
#
# Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
#
# SPDX-License-Identifier: LGPL-2.1-only

TEST_DESC="UST tracer - Start tracing before and after execution"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../../..
NR_ITER=100
NR_USEC_WAIT=100000
TESTAPP_PATH="$TESTDIR/utils/testapp"
TESTAPP_NAME="gen-ust-events"
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
SESSION_NAME="per-session"
EVENT_NAME="tp:tptest"
NUM_TESTS=16

source $TESTDIR/utils/utils.sh

if [ ! -x "$TESTAPP_BIN" ]; then
	BAIL_OUT "No UST nevents binary detected."
fi

# MUST set TESTDIR before calling those functions

function test_before_apps()
{
	# BEFORE application is spawned
	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
	start_lttng_tracing_ok $SESSION_NAME

	$TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT &
	wait
	ok $? "Traced application stopped."

	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME

	trace_match_only $EVENT_NAME $NR_ITER $TRACE_PATH

	return $?
}

function test_after_apps()
{
	local out
	local file_sync_after_first=$(mktemp --tmpdir -u "tmp.${FUNCNAME[0]}_sync_after_first.XXXXXX")
	local file_sync_before_last=$(mktemp --tmpdir -u "tmp.${FUNCNAME[0]}_sync_before_last.XXXXXX")

	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME

	$TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
		--sync-after-first-event ${file_sync_after_first} \
		--sync-before-last-event ${file_sync_before_last} &
	ok $? "Application started in background."

	start_lttng_tracing_ok $SESSION_NAME

	touch ${file_sync_before_last}

	wait

	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME

	rm -f ${file_sync_after_first}
	rm -f ${file_sync_before_last}

	validate_trace $EVENT_NAME $TRACE_PATH
	out=$?

	return $out
}

# MUST set TESTDIR before calling those functions
plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

start_lttng_sessiond

diag "Start tracing BEFORE application is started"

TRACE_PATH=$(mktemp --tmpdir -d tmp.test_before_after_ust_trace_path.XXXXXX)

test_before_apps
out=$?
if [ $out -ne 0 ]; then
	stop_lttng_sessiond
	exit $out
fi

rm -rf $TRACE_PATH

diag "Start tracing AFTER application is started"

TRACE_PATH=$(mktemp --tmpdir -d tmp.test_before_after_ust_trace_path.XXXXXX)

test_after_apps
out=$?
if [ $out -ne 0 ]; then
	stop_lttng_sessiond
	exit $out
fi

stop_lttng_sessiond

rm -rf $TRACE_PATH
Commit	Line	Data
	1	#!/bin/bash
	2	#
	3	# Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
	4	#
	5	# SPDX-License-Identifier: LGPL-2.1-only
	6
	7	TEST_DESC="UST tracer - Start tracing before and after execution"
	8
	9	CURDIR=$(dirname $0)/
	10	TESTDIR=$CURDIR/../../..
	11	NR_ITER=100
	12	NR_USEC_WAIT=100000
	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"
	18	NUM_TESTS=16
	19
	20	source $TESTDIR/utils/utils.sh
	21
	22	if [ ! -x "$TESTAPP_BIN" ]; then
	23	BAIL_OUT "No UST nevents binary detected."
	24	fi
	25
	26	# MUST set TESTDIR before calling those functions
	27
	28	function test_before_apps()
	29	{
	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
	34
	35	$TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT &
	36	wait
	37	ok $? "Traced application stopped."
	38
	39	stop_lttng_tracing_ok $SESSION_NAME
	40	destroy_lttng_session_ok $SESSION_NAME
	41
	42	trace_match_only $EVENT_NAME $NR_ITER $TRACE_PATH
	43
	44	return $?
	45	}
	46
	47	function test_after_apps()
	48	{
	49	local out
	50	local file_sync_after_first=$(mktemp --tmpdir -u "tmp.${FUNCNAME[0]}_sync_after_first.XXXXXX")
	51	local file_sync_before_last=$(mktemp --tmpdir -u "tmp.${FUNCNAME[0]}_sync_before_last.XXXXXX")
	52
	53	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	54	enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
	55
	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."
	60
	61	start_lttng_tracing_ok $SESSION_NAME
	62
	63	touch ${file_sync_before_last}
	64
	65	wait
	66
	67	stop_lttng_tracing_ok $SESSION_NAME
	68	destroy_lttng_session_ok $SESSION_NAME
	69
	70	rm -f ${file_sync_after_first}
	71	rm -f ${file_sync_before_last}
	72
	73	validate_trace $EVENT_NAME $TRACE_PATH
	74	out=$?
	75
	76	return $out
	77	}
	78
	79	# MUST set TESTDIR before calling those functions
	80	plan_tests $NUM_TESTS
	81
	82	print_test_banner "$TEST_DESC"
	83
	84	start_lttng_sessiond
	85
	86	diag "Start tracing BEFORE application is started"
	87
	88	TRACE_PATH=$(mktemp --tmpdir -d tmp.test_before_after_ust_trace_path.XXXXXX)
	89
	90	test_before_apps
	91	out=$?
	92	if [ $out -ne 0 ]; then
	93	stop_lttng_sessiond
	94	exit $out
	95	fi
	96
	97	rm -rf $TRACE_PATH
	98
	99	diag "Start tracing AFTER application is started"
	100
	101	TRACE_PATH=$(mktemp --tmpdir -d tmp.test_before_after_ust_trace_path.XXXXXX)
	102
	103	test_after_apps
	104	out=$?
	105	if [ $out -ne 0 ]; then
	106	stop_lttng_sessiond
	107	exit $out
	108	fi
	109
	110	stop_lttng_sessiond
	111
	112	rm -rf $TRACE_PATH