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

#!/bin/bash
#
# Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
#
# This library is free software; you can redistribute it and/or modify it under
# the terms of the GNU Lesser General Public License as published by the Free
# Software Foundation; version 2.1 of the License.
#
# This library is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
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 $SESSION_NAME $TRACE_PATH
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
	start_lttng_tracing $SESSION_NAME

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

	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	trace_match_only $EVENT_NAME $NR_ITER $TRACE_PATH

	return $?
}

function test_after_apps()
{
	local out

	create_lttng_session $SESSION_NAME $TRACE_PATH
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME

	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	ok $? "Application started in background."

	#FIXME: racy missing synchronization

	start_lttng_tracing $SESSION_NAME

	wait

	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	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 -d)

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 -d)

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

stop_lttng_sessiond

rm -rf $TRACE_PATH
Commit	Line	Data
	1	#!/bin/bash
	2	#
	3	# Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
	4	#
	5	# This library is free software; you can redistribute it and/or modify it under
	6	# the terms of the GNU Lesser General Public License as published by the Free
	7	# Software Foundation; version 2.1 of the License.
	8	#
	9	# This library is distributed in the hope that it will be useful, but WITHOUT
	10	# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
	11	# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
	12	# details.
	13	#
	14	# You should have received a copy of the GNU Lesser General Public License
	15	# along with this library; if not, write to the Free Software Foundation, Inc.,
	16	# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
	17	TEST_DESC="UST tracer - Start tracing before and after execution"
	18
	19	CURDIR=$(dirname $0)/
	20	TESTDIR=$CURDIR/../../..
	21	NR_ITER=100
	22	NR_USEC_WAIT=100000
	23	TESTAPP_PATH="$TESTDIR/utils/testapp"
	24	TESTAPP_NAME="gen-ust-events"
	25	TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
	26	SESSION_NAME="per-session"
	27	EVENT_NAME="tp:tptest"
	28	NUM_TESTS=16
	29
	30	source $TESTDIR/utils/utils.sh
	31
	32	if [ ! -x "$TESTAPP_BIN" ]; then
	33	BAIL_OUT "No UST nevents binary detected."
	34	fi
	35
	36	# MUST set TESTDIR before calling those functions
	37
	38	function test_before_apps()
	39	{
	40	# BEFORE application is spawned
	41	create_lttng_session $SESSION_NAME $TRACE_PATH
	42	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
	43	start_lttng_tracing $SESSION_NAME
	44
	45	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	46	wait
	47	ok $? "Traced application stopped."
	48
	49	stop_lttng_tracing $SESSION_NAME
	50	destroy_lttng_session $SESSION_NAME
	51
	52	trace_match_only $EVENT_NAME $NR_ITER $TRACE_PATH
	53
	54	return $?
	55	}
	56
	57	function test_after_apps()
	58	{
	59	local out
	60
	61	create_lttng_session $SESSION_NAME $TRACE_PATH
	62	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
	63
	64	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	65	ok $? "Application started in background."
	66
	67	#FIXME: racy missing synchronization
	68
	69	start_lttng_tracing $SESSION_NAME
	70
	71	wait
	72
	73	stop_lttng_tracing $SESSION_NAME
	74	destroy_lttng_session $SESSION_NAME
	75
	76	validate_trace $EVENT_NAME $TRACE_PATH
	77	out=$?
	78
	79	return $out
	80	}
	81
	82	# MUST set TESTDIR before calling those functions
	83	plan_tests $NUM_TESTS
	84
	85	print_test_banner "$TEST_DESC"
	86
	87	start_lttng_sessiond
	88
	89	diag "Start tracing BEFORE application is started"
	90
	91	TRACE_PATH=$(mktemp -d)
	92
	93	test_before_apps
	94	out=$?
	95	if [ $out -ne 0 ]; then
	96	stop_lttng_sessiond
	97	exit $out
	98	fi
	99
	100	rm -rf $TRACE_PATH
	101
	102	diag "Start tracing AFTER application is started"
	103
	104	TRACE_PATH=$(mktemp -d)
	105
	106	test_after_apps
	107	out=$?
	108	if [ $out -ne 0 ]; then
	109	stop_lttng_sessiond
	110	exit $out
	111	fi
	112
	113	stop_lttng_sessiond
	114
	115	rm -rf $TRACE_PATH