[lttng-tools.git] / tests / regression / ust / buffers-uid / test_buffers_uid

#!/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 UID buffers"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../../..
NR_ITER=100
SESSION_NAME="buffers-uid"
EVENT_NAME="ust_gen_nevents:tptest"
BIN_NAME="gen-nevents"
NUM_TESTS=58

source $TESTDIR/utils/utils.sh

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

# MUST set TESTDIR before calling those functions

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

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

function wait_apps
{
	diag "Waiting for applications to end..."
	while [ -n "$(pidof $BIN_NAME)" ]; do
		sleep 1
	done
}

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_uid $SESSION_NAME "channel0"
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
	start_lttng_tracing $SESSION_NAME

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

	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	trace_matches $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
		./$CURDIR/$BIN_NAME $NR_ITER & >/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_uid $SESSION_NAME "channel0"
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
	start_lttng_tracing $SESSION_NAME

	# At least hit one event
	sleep 2

	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

	wait_apps

	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_uid $SESSION_NAME "channel0"
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
	start_lttng_tracing $SESSION_NAME

	./$CURDIR/$BIN_NAME $NR_ITER
	ok $? "Start application to trace"

	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	trace_matches $EVENT_NAME $NR_ITER $TRACE_PATH

	return $?
}

test_before_app() {
	local out

	diag "Start application BEFORE tracing is started"

	./$CURDIR/$BIN_NAME $NR_ITER &
	ok $? "Start application to trace"

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

	# At least hit one event
	sleep 2

	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

	wait_apps

	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_uid $SESSION_NAME "channel0"
	enable_channel_per_uid $SESSION_NAME "channel1"
	enable_channel_per_uid $SESSION_NAME "channel2"
	enable_channel_per_uid $SESSION_NAME "channel3"
	enable_channel_per_uid $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

	./$CURDIR/$BIN_NAME $NR_ITER
	ok $? "Start application to trace"

	stop_lttng_tracing $SESSION_NAME
	trace_matches $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
7972aab2 DG	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 UID buffers"
	18
	19	CURDIR=$(dirname $0)/
	20	TESTDIR=$CURDIR/../../..
	21	NR_ITER=100
	22	SESSION_NAME="buffers-uid"
	23	EVENT_NAME="ust_gen_nevents:tptest"
	24	BIN_NAME="gen-nevents"
	25	NUM_TESTS=58
	26
	27	source $TESTDIR/utils/utils.sh
	28
7972aab2 DG	29	if [ ! -x "$CURDIR/gen-nevents" ]; then
	30	BAIL_OUT "No UST nevents binary detected."
	31	fi
	32
	33	# MUST set TESTDIR before calling those functions
	34
	35	function enable_channel_per_uid()
	36	{
	37	sess_name=$1
	38	channel_name=$2
	39
	40	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name >/dev/null 2>&1
	41	ok $? "Enable channel $channel_name per UID for session $sess_name"
	42	}
	43
	44	function wait_apps
	45	{
	46	diag "Waiting for applications to end..."
	47	while [ -n "$(pidof $BIN_NAME)" ]; do
	48	sleep 1
	49	done
	50	}
	51
	52	test_after_multiple_apps() {
	53	local out
	54	local i
	55
	56	diag "Start multiple applications AFTER tracing is started"
	57
	58	# BEFORE application is spawned
	59	create_lttng_session $SESSION_NAME $TRACE_PATH
	60	enable_channel_per_uid $SESSION_NAME "channel0"
	61	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
	62	start_lttng_tracing $SESSION_NAME
	63
	64	for i in `seq 1 5`; do
	65	./$CURDIR/$BIN_NAME $NR_ITER & >/dev/null 2>&1
	66	ok $? "Start application $i for tracing"
	67	done
	68	wait_apps
	69
	70	stop_lttng_tracing $SESSION_NAME
	71	destroy_lttng_session $SESSION_NAME
	72
	73	trace_matches $EVENT_NAME $[NR_ITER * 5] $TRACE_PATH
	74
	75	return $?
	76	}
	77
	78	test_before_multiple_apps() {
	79	local out
	80	local i
	81
	82	diag "Start multiple applications BEFORE tracing is started"
	83
	84	for i in `seq 1 5`; do
	85	./$CURDIR/$BIN_NAME $NR_ITER & >/dev/null 2>&1
	86	ok $? "Start application $i for tracing"
	87	done
	88
	89	# BEFORE application is spawned
	90	create_lttng_session $SESSION_NAME $TRACE_PATH
	91	enable_channel_per_uid $SESSION_NAME "channel0"
	92	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
93	start_lttng_tracing $SESSION_NAME
94
95	# At least hit one event
96	sleep 2
97
98	stop_lttng_tracing $SESSION_NAME
99	destroy_lttng_session $SESSION_NAME
100
101	out=$(babeltrace $TRACE_PATH \| grep $EVENT_NAME \| wc -l)
102	if [ $out -eq 0 ]; then
103	fail "Trace validation"
104	diag "No event(s) found. We are supposed to have at least one."
105	out=1
106	else
107	pass "Trace validation"
108	diag "Found $out event(s). Coherent."
109	out=0
110	fi
111
112	wait_apps
113
114	return $out
115	}
116
117	test_after_app() {
118	local out
119
120	diag "Start application AFTER tracing is started"
121
122	# BEFORE application is spawned
123	create_lttng_session $SESSION_NAME $TRACE_PATH
124	enable_channel_per_uid $SESSION_NAME "channel0"
125	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
126	start_lttng_tracing $SESSION_NAME
127
128	./$CURDIR/$BIN_NAME $NR_ITER
129	ok $? "Start application to trace"
130
131	stop_lttng_tracing $SESSION_NAME
132	destroy_lttng_session $SESSION_NAME
133
134	trace_matches $EVENT_NAME $NR_ITER $TRACE_PATH
135
136	return $?
137	}
138
139	test_before_app() {
140	local out
141
142	diag "Start application BEFORE tracing is started"
143
144	./$CURDIR/$BIN_NAME $NR_ITER &
145	ok $? "Start application to trace"
146
147	# BEFORE application is spawned
148	create_lttng_session $SESSION_NAME $TRACE_PATH
149	enable_channel_per_uid $SESSION_NAME "channel0"
150	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
151	start_lttng_tracing $SESSION_NAME
152
153	# At least hit one event
154	sleep 2
155
156	stop_lttng_tracing $SESSION_NAME
157	destroy_lttng_session $SESSION_NAME
158
159	out=$(babeltrace $TRACE_PATH \| grep $EVENT_NAME \| wc -l)
160	if [ $out -eq 0 ]; then
161	fail "Trace validation"
162	diag "No event(s) found. We are supposed to have at least one."
163	out=1
164	else
165	pass "Trace validation"
166	diag "Found $out event(s). Coherent."
167	out=0
168	fi
169
170	wait_apps
171
172	return $out
173	}
174
175	test_multiple_channels() {
176	local out
177
178	diag "Start with multiple channels"
179
180	# BEFORE application is spawned
181	create_lttng_session $SESSION_NAME $TRACE_PATH
182	enable_channel_per_uid $SESSION_NAME "channel0"
183	enable_channel_per_uid $SESSION_NAME "channel1"
184	enable_channel_per_uid $SESSION_NAME "channel2"
185	enable_channel_per_uid $SESSION_NAME "channel3"
186	enable_channel_per_uid $SESSION_NAME "channel4"
187	# Enable event in all channels.
188	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel0 -s $SESSION_NAME -u >/dev/null 2>&1
189	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel0"
190	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel1 -s $SESSION_NAME -u >/dev/null 2>&1
191	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel1"
192	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel2 -s $SESSION_NAME -u >/dev/null 2>&1
193	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel2"
194	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel3 -s $SESSION_NAME -u >/dev/null 2>&1
195	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel3"
196	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel4 -s $SESSION_NAME -u >/dev/null 2>&1
197	ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel4"
198	start_lttng_tracing $SESSION_NAME
199
200	./$CURDIR/$BIN_NAME $NR_ITER
201	ok $? "Start application to trace"
202
203	stop_lttng_tracing $SESSION_NAME
2edab283	204	trace_matches $EVENT_NAME $[NR_ITER * 5] $TRACE_PATH
7972aab2 DG	205	out=$?
	206
	207	destroy_lttng_session $SESSION_NAME
	208
	209	return $out
	210	}
	211
	212	# MUST set TESTDIR before calling those functions
	213	plan_tests $NUM_TESTS
	214
e3bef725 CB	215	print_test_banner "$TEST_DESC"
e3bef725 CB	216
7972aab2 DG	217	TESTS=(
	218	"test_before_app"
	219	"test_after_app"
	220	"test_after_multiple_apps"
	221	"test_before_multiple_apps"
	222	"test_multiple_channels"
	223	)
	224
	225	TEST_COUNT=${#TESTS[@]}
	226	i=0
	227
	228	start_lttng_sessiond
	229
	230	while [ $i -lt $TEST_COUNT ]; do
	231	TRACE_PATH=$(mktemp -d)
	232	${TESTS[$i]}
7972aab2 DG	233	rm -rf $TRACE_PATH
	234	let "i++"
	235	done
	236
	237	stop_lttng_sessiond