[lttng-tools.git] / tests / regression / ust / buffers-pid / test_buffers_pid

#!/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 - Tracing with per PID buffers"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../../..
NR_ITER=100
NR_USEC_WAIT=100000
SESSION_NAME="buffers-pid"

TESTAPP_PATH="$TESTDIR/utils/testapp"
TESTAPP_NAME="gen-ust-events"
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
EVENT_NAME="tp:tptest"
NUM_TESTS=59

source $TESTDIR/utils/utils.sh

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

# MUST set TESTDIR before calling those functions

function enable_channel_per_pid()
{
	sess_name=$1
	channel_name=$2

	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-pid -u $channel_name -s $sess_name >/dev/null 2>&1
	ok $? "Enable channel $channel_name per PID for session $sess_name"
}

test_after_multiple_apps() {
	local out
	local i

	diag "Start multiple applications AFTER tracing is started"

	# BEFORE application is spawned
	create_lttng_session $SESSION_NAME $TRACE_PATH
	enable_channel_per_pid $SESSION_NAME "channel0"
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
	start_lttng_tracing $SESSION_NAME

	for i in `seq 1 5`; do
		$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT >/dev/null 2>&1
		ok $? "Start application $i for tracing"
	done

	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	trace_match_only $EVENT_NAME $[NR_ITER * 5] $TRACE_PATH

	return $?
}

test_before_multiple_apps() {
	local out
	local i

	diag "Start multiple applications BEFORE tracing is started"

	for i in `seq 1 5`; do
		$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT & >/dev/null 2>&1
		ok $? "Start application $i for tracing"
	done

	# BEFORE application is spawned
	create_lttng_session $SESSION_NAME $TRACE_PATH
	enable_channel_per_pid $SESSION_NAME "channel0"
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
	start_lttng_tracing $SESSION_NAME

	diag "Waiting for applications to end"
	wait
	pass "Waiting done"

	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l)
	if [ $out -eq 0 ]; then
		fail "Trace validation"
		diag "No event(s) found. We are supposed to have at least one."
		out=1
	else
		pass "Trace validation"
		diag "Found $out event(s). Coherent."
		out=0
	fi

	return $out
}

test_after_app() {
	local out

	diag "Start application AFTER tracing is started"

	# BEFORE application is spawned
	create_lttng_session $SESSION_NAME $TRACE_PATH
	enable_channel_per_pid $SESSION_NAME "channel0"
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
	start_lttng_tracing $SESSION_NAME

	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
	ok $? "Start application to trace"

	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	trace_match_only $EVENT_NAME $NR_ITER $TRACE_PATH

	return $?
}

test_before_app() {
	local out

	diag "Start application BEFORE tracing is started"


	# BEFORE application is spawned
	create_lttng_session $SESSION_NAME $TRACE_PATH
	enable_channel_per_pid $SESSION_NAME "channel0"
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"

	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	ok $? "Start application to trace"

	start_lttng_tracing $SESSION_NAME

	wait ${!}

	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l)
	if [ $out -eq 0 ]; then
		fail "Trace validation"
		diag "No event(s) found. We are supposed to have at least one."
		out=1
	else
		pass "Trace validation"
		diag "Found $out event(s). Coherent."
		out=0
	fi

	return $out
}

test_multiple_channels() {
	local out

	diag "Start with multiple channels"

	# BEFORE application is spawned
	create_lttng_session $SESSION_NAME $TRACE_PATH
	enable_channel_per_pid $SESSION_NAME "channel0"
	enable_channel_per_pid $SESSION_NAME "channel1"
	enable_channel_per_pid $SESSION_NAME "channel2"
	enable_channel_per_pid $SESSION_NAME "channel3"
	enable_channel_per_pid $SESSION_NAME "channel4"
	# Enable event in all channels.
	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel0 -s $SESSION_NAME -u >/dev/null 2>&1
	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel0"
	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel1 -s $SESSION_NAME -u >/dev/null 2>&1
	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel1"
	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel2 -s $SESSION_NAME -u >/dev/null 2>&1
	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel2"
	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel3 -s $SESSION_NAME -u >/dev/null 2>&1
	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel3"
	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel4 -s $SESSION_NAME -u >/dev/null 2>&1
	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel4"
	start_lttng_tracing $SESSION_NAME

	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
	ok $? "Start application to trace"

	stop_lttng_tracing $SESSION_NAME
	trace_match_only $EVENT_NAME $[NR_ITER * 5] $TRACE_PATH
	out=$?

	destroy_lttng_session $SESSION_NAME

	return $out
}

# MUST set TESTDIR before calling those functions
plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

TESTS=(
	"test_before_app"
	"test_after_app"
	"test_after_multiple_apps"
	"test_before_multiple_apps"
	"test_multiple_channels"
)

TEST_COUNT=${#TESTS[@]}
i=0

start_lttng_sessiond

while [ $i -lt $TEST_COUNT ]; do
	TRACE_PATH=$(mktemp -d)
	${TESTS[$i]}
	rm -rf $TRACE_PATH
	let "i++"
done

stop_lttng_sessiond
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 - Tracing with per PID buffers"
	18
	19	CURDIR=$(dirname $0)/
	20	TESTDIR=$CURDIR/../../..
	21	NR_ITER=100
	22	NR_USEC_WAIT=100000
	23	SESSION_NAME="buffers-pid"
	24
	25	TESTAPP_PATH="$TESTDIR/utils/testapp"
	26	TESTAPP_NAME="gen-ust-events"
	27	TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
	28	EVENT_NAME="tp:tptest"
	29	NUM_TESTS=59
	30
	31	source $TESTDIR/utils/utils.sh
	32
	33	if [ ! -x "$TESTAPP_BIN" ]; then
	34	BAIL_OUT "No UST events binary detected."
	35	fi
	36
	37	# MUST set TESTDIR before calling those functions
	38
	39	function enable_channel_per_pid()
	40	{
	41	sess_name=$1
	42	channel_name=$2
	43
	44	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-pid -u $channel_name -s $sess_name >/dev/null 2>&1
	45	ok $? "Enable channel $channel_name per PID for session $sess_name"
	46	}
	47
	48	test_after_multiple_apps() {
	49	local out
	50	local i
	51
	52	diag "Start multiple applications AFTER tracing is started"
	53
	54	# BEFORE application is spawned
	55	create_lttng_session $SESSION_NAME $TRACE_PATH
	56	enable_channel_per_pid $SESSION_NAME "channel0"
	57	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
	58	start_lttng_tracing $SESSION_NAME
	59
	60	for i in `seq 1 5`; do
	61	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT >/dev/null 2>&1
	62	ok $? "Start application $i for tracing"
	63	done
	64
	65	stop_lttng_tracing $SESSION_NAME
	66	destroy_lttng_session $SESSION_NAME
	67
	68	trace_match_only $EVENT_NAME $[NR_ITER * 5] $TRACE_PATH
	69
	70	return $?
	71	}
	72
	73	test_before_multiple_apps() {
	74	local out
	75	local i
	76
	77	diag "Start multiple applications BEFORE tracing is started"
	78
	79	for i in `seq 1 5`; do
	80	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT & >/dev/null 2>&1
	81	ok $? "Start application $i for tracing"
	82	done
	83
	84	# BEFORE application is spawned
	85	create_lttng_session $SESSION_NAME $TRACE_PATH
	86	enable_channel_per_pid $SESSION_NAME "channel0"
	87	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
	88	start_lttng_tracing $SESSION_NAME
	89
	90	diag "Waiting for applications to end"
	91	wait
	92	pass "Waiting done"
	93
	94	stop_lttng_tracing $SESSION_NAME
	95	destroy_lttng_session $SESSION_NAME
	96
	97	out=$(babeltrace $TRACE_PATH \| grep $EVENT_NAME \| wc -l)
	98	if [ $out -eq 0 ]; then
	99	fail "Trace validation"
	100	diag "No event(s) found. We are supposed to have at least one."
	101	out=1
	102	else
	103	pass "Trace validation"
	104	diag "Found $out event(s). Coherent."
	105	out=0
	106	fi
	107
	108	return $out
	109	}
	110
	111	test_after_app() {
	112	local out
	113
	114	diag "Start application AFTER tracing is started"
	115
	116	# BEFORE application is spawned
	117	create_lttng_session $SESSION_NAME $TRACE_PATH
	118	enable_channel_per_pid $SESSION_NAME "channel0"
	119	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
	120	start_lttng_tracing $SESSION_NAME
	121
	122	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
	123	ok $? "Start application to trace"
	124
	125	stop_lttng_tracing $SESSION_NAME
	126	destroy_lttng_session $SESSION_NAME
	127
	128	trace_match_only $EVENT_NAME $NR_ITER $TRACE_PATH
	129
	130	return $?
	131	}
	132
	133	test_before_app() {
	134	local out
	135
	136	diag "Start application BEFORE tracing is started"
	137
	138
	139	# BEFORE application is spawned
	140	create_lttng_session $SESSION_NAME $TRACE_PATH
	141	enable_channel_per_pid $SESSION_NAME "channel0"
	142	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
	143
	144	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	145	ok $? "Start application to trace"
	146
	147	start_lttng_tracing $SESSION_NAME
	148
	149	wait ${!}
	150
	151	stop_lttng_tracing $SESSION_NAME
	152	destroy_lttng_session $SESSION_NAME
	153
	154	out=$(babeltrace $TRACE_PATH \| grep $EVENT_NAME \| wc -l)
	155	if [ $out -eq 0 ]; then
	156	fail "Trace validation"
	157	diag "No event(s) found. We are supposed to have at least one."
	158	out=1
	159	else
	160	pass "Trace validation"
	161	diag "Found $out event(s). Coherent."
	162	out=0
	163	fi
	164
	165	return $out
	166	}
	167
	168	test_multiple_channels() {
	169	local out
	170
	171	diag "Start with multiple channels"
	172
	173	# BEFORE application is spawned
	174	create_lttng_session $SESSION_NAME $TRACE_PATH
	175	enable_channel_per_pid $SESSION_NAME "channel0"
	176	enable_channel_per_pid $SESSION_NAME "channel1"
	177	enable_channel_per_pid $SESSION_NAME "channel2"
	178	enable_channel_per_pid $SESSION_NAME "channel3"
	179	enable_channel_per_pid $SESSION_NAME "channel4"
	180	# Enable event in all channels.
	181	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel0 -s $SESSION_NAME -u >/dev/null 2>&1
	182	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel0"
	183	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel1 -s $SESSION_NAME -u >/dev/null 2>&1
	184	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel1"
	185	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel2 -s $SESSION_NAME -u >/dev/null 2>&1
	186	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel2"
	187	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel3 -s $SESSION_NAME -u >/dev/null 2>&1
	188	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel3"
	189	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel4 -s $SESSION_NAME -u >/dev/null 2>&1
	190	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel4"
	191	start_lttng_tracing $SESSION_NAME
	192
	193	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
	194	ok $? "Start application to trace"
	195
	196	stop_lttng_tracing $SESSION_NAME
	197	trace_match_only $EVENT_NAME $[NR_ITER * 5] $TRACE_PATH
	198	out=$?
	199
	200	destroy_lttng_session $SESSION_NAME
	201
	202	return $out
	203	}
	204
	205	# MUST set TESTDIR before calling those functions
	206	plan_tests $NUM_TESTS
	207
	208	print_test_banner "$TEST_DESC"
	209
	210	TESTS=(
	211	"test_before_app"
	212	"test_after_app"
	213	"test_after_multiple_apps"
	214	"test_before_multiple_apps"
	215	"test_multiple_channels"
	216	)
	217
	218	TEST_COUNT=${#TESTS[@]}
	219	i=0
	220
	221	start_lttng_sessiond
	222
	223	while [ $i -lt $TEST_COUNT ]; do
	224	TRACE_PATH=$(mktemp -d)
	225	${TESTS[$i]}
	226	rm -rf $TRACE_PATH
	227	let "i++"
	228	done
	229
	230	stop_lttng_sessiond