[lttng-tools.git] / tests / regression / tools / snapshots / test_ust

#!/bin/bash
#
# Copyright (C) - 2013 Julien Desfossez <jdesfossez@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="Snapshots - UST tracing"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../../..
EVENT_NAME="tp:tptest"
BIN_NAME="gen-nevents"
PID_RELAYD=0
SESSION_NAME=""
CHANNEL_NAME="snapchan"
TESTAPP_PATH="$TESTDIR/utils/testapp"
TESTAPP_NAME="gen-ust-events"
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
NR_ITER=2000000
NR_USEC_WAIT=100

TRACE_PATH=$(mktemp -d)

NUM_TESTS=2039

source $TESTDIR/utils/utils.sh

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

function test_ust_local_snapshot ()
{
	diag "Test local UST snapshots"
	create_lttng_session_no_output $SESSION_NAME
	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	start_lttng_tracing $SESSION_NAME
	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	ok $? "Start application to trace"
	lttng_snapshot_record $SESSION_NAME
	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	# Validate test
	validate_trace $EVENT_NAME $TRACE_PATH/
	if [ $? -eq 0 ]; then
		# Only delete if successful
		rm -rf $TRACE_PATH
	else
		break
	fi
	diag "Killing $TESTAPP_NAME"
	PID_APP=`pidof $TESTAPP_NAME`
	kill $PID_APP >/dev/null 2>&1
}

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

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

function test_ust_per_uid_local_snapshot ()
{
	diag "Test local UST snapshots"
	create_lttng_session_no_output $SESSION_NAME
	enable_channel_per_uid_mmap_overwrite $SESSION_NAME $CHANNEL_NAME
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	start_lttng_tracing $SESSION_NAME
	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	ok $? "Start application to trace"
	lttng_snapshot_record $SESSION_NAME
	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	# Validate test
	validate_trace $EVENT_NAME $TRACE_PATH/
	if [ $? -eq 0 ]; then
		# Only delete if successful
		rm -rf $TRACE_PATH
	else
		break
	fi
	diag "Killing $TESTAPP_NAME"
	PID_APP=`pidof $TESTAPP_NAME`
	kill $PID_APP >/dev/null 2>&1
}

function test_ust_per_uid_local_snapshot_post_mortem ()
{
	diag "Test local UST snapshots post-mortem"
	create_lttng_session_no_output $SESSION_NAME
	enable_channel_per_uid_mmap_overwrite $SESSION_NAME $CHANNEL_NAME
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	start_lttng_tracing $SESSION_NAME
	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	ok $? "Start application to trace"
	diag "Killing $TESTAPP_NAME"
	PID_APP=`pidof $TESTAPP_NAME`
	kill $PID_APP >/dev/null 2>&1
	lttng_snapshot_record $SESSION_NAME
	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	# Validate test
	validate_trace $EVENT_NAME $TRACE_PATH/
	if [ $? -eq 0 ]; then
		# Only delete if successful
		rm -rf $TRACE_PATH
	else
		break
	fi
}

function test_ust_1000_local_snapshots ()
{
	NB_SNAP=1000

	diag "Test $NB_SNAP local UST snapshots"
	create_lttng_session_no_output $SESSION_NAME
	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	start_lttng_tracing $SESSION_NAME
	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	for i in $(seq 1 $NB_SNAP); do
		diag "Snapshot $i/$NB_SNAP"
		rm -rf $TRACE_PATH/snapshot/* 2>/dev/null
		lttng_snapshot_record $SESSION_NAME
		# Validate test
		validate_trace $EVENT_NAME $TRACE_PATH/
		if [ $? -eq 0 ]; then
			# Only delete if successful
			rm -rf $TRACE_PATH
		else
			break
		fi
	done
	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME
	diag "Killing $TESTAPP_NAME"
	PID_APP=`pidof $TESTAPP_NAME`
#	kill $PID_APP >/dev/null 2>&1
}

plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

if [ "$(id -u)" == "0" ]; then
	isroot=1
else
	isroot=0
fi

start_lttng_sessiond

tests=( test_ust_local_snapshot \
	test_ust_per_uid_local_snapshot \
	test_ust_per_uid_local_snapshot_post_mortem \
	test_ust_1000_local_snapshots )

for fct_test in ${tests[@]};
do
	SESSION_NAME=$(randstring 16 0)
	${fct_test}

done

stop_lttng_sessiond
Commit	Line	Data
	1	#!/bin/bash
	2	#
	3	# Copyright (C) - 2013 Julien Desfossez <jdesfossez@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="Snapshots - UST tracing"
	18
	19	CURDIR=$(dirname $0)/
	20	TESTDIR=$CURDIR/../../..
	21	EVENT_NAME="tp:tptest"
	22	BIN_NAME="gen-nevents"
	23	PID_RELAYD=0
	24	SESSION_NAME=""
	25	CHANNEL_NAME="snapchan"
	26	TESTAPP_PATH="$TESTDIR/utils/testapp"
	27	TESTAPP_NAME="gen-ust-events"
	28	TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
	29	NR_ITER=2000000
	30	NR_USEC_WAIT=100
	31
	32	TRACE_PATH=$(mktemp -d)
	33
	34	NUM_TESTS=2039
	35
	36	source $TESTDIR/utils/utils.sh
	37
	38	if [ ! -x "$TESTAPP_BIN" ]; then
	39	BAIL_OUT "No UST events binary detected."
	40	fi
	41
	42	function test_ust_local_snapshot ()
	43	{
	44	diag "Test local UST snapshots"
	45	create_lttng_session_no_output $SESSION_NAME
	46	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	47	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	48	start_lttng_tracing $SESSION_NAME
	49	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	50	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	51	ok $? "Start application to trace"
	52	lttng_snapshot_record $SESSION_NAME
	53	stop_lttng_tracing $SESSION_NAME
	54	destroy_lttng_session $SESSION_NAME
	55
	56	# Validate test
	57	validate_trace $EVENT_NAME $TRACE_PATH/
	58	if [ $? -eq 0 ]; then
	59	# Only delete if successful
	60	rm -rf $TRACE_PATH
	61	else
	62	break
	63	fi
	64	diag "Killing $TESTAPP_NAME"
	65	PID_APP=`pidof $TESTAPP_NAME`
	66	kill $PID_APP >/dev/null 2>&1
	67	}
	68
	69	function enable_channel_per_uid_mmap_overwrite()
	70	{
	71	sess_name=$1
	72	channel_name=$2
	73
	74	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name --output mmap --overwrite >/dev/null 2>&1
	75	ok $? "Enable channel $channel_name per UID for session $sess_name"
	76	}
	77
	78	function test_ust_per_uid_local_snapshot ()
	79	{
	80	diag "Test local UST snapshots"
	81	create_lttng_session_no_output $SESSION_NAME
	82	enable_channel_per_uid_mmap_overwrite $SESSION_NAME $CHANNEL_NAME
	83	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	84	start_lttng_tracing $SESSION_NAME
	85	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	86	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	87	ok $? "Start application to trace"
	88	lttng_snapshot_record $SESSION_NAME
	89	stop_lttng_tracing $SESSION_NAME
	90	destroy_lttng_session $SESSION_NAME
	91
	92	# Validate test
	93	validate_trace $EVENT_NAME $TRACE_PATH/
	94	if [ $? -eq 0 ]; then
	95	# Only delete if successful
	96	rm -rf $TRACE_PATH
	97	else
	98	break
	99	fi
	100	diag "Killing $TESTAPP_NAME"
	101	PID_APP=`pidof $TESTAPP_NAME`
	102	kill $PID_APP >/dev/null 2>&1
	103	}
	104
	105	function test_ust_per_uid_local_snapshot_post_mortem ()
	106	{
	107	diag "Test local UST snapshots post-mortem"
	108	create_lttng_session_no_output $SESSION_NAME
	109	enable_channel_per_uid_mmap_overwrite $SESSION_NAME $CHANNEL_NAME
	110	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	111	start_lttng_tracing $SESSION_NAME
	112	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	113	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	114	ok $? "Start application to trace"
	115	diag "Killing $TESTAPP_NAME"
	116	PID_APP=`pidof $TESTAPP_NAME`
	117	kill $PID_APP >/dev/null 2>&1
	118	lttng_snapshot_record $SESSION_NAME
	119	stop_lttng_tracing $SESSION_NAME
	120	destroy_lttng_session $SESSION_NAME
	121
	122	# Validate test
	123	validate_trace $EVENT_NAME $TRACE_PATH/
	124	if [ $? -eq 0 ]; then
	125	# Only delete if successful
	126	rm -rf $TRACE_PATH
	127	else
	128	break
	129	fi
	130	}
	131
	132	function test_ust_1000_local_snapshots ()
	133	{
	134	NB_SNAP=1000
	135
	136	diag "Test $NB_SNAP local UST snapshots"
	137	create_lttng_session_no_output $SESSION_NAME
	138	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	139	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	140	start_lttng_tracing $SESSION_NAME
	141	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	142	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	143	for i in $(seq 1 $NB_SNAP); do
	144	diag "Snapshot $i/$NB_SNAP"
	145	rm -rf $TRACE_PATH/snapshot/* 2>/dev/null
	146	lttng_snapshot_record $SESSION_NAME
	147	# Validate test
	148	validate_trace $EVENT_NAME $TRACE_PATH/
	149	if [ $? -eq 0 ]; then
	150	# Only delete if successful
	151	rm -rf $TRACE_PATH
	152	else
	153	break
	154	fi
	155	done
	156	stop_lttng_tracing $SESSION_NAME
	157	destroy_lttng_session $SESSION_NAME
	158	diag "Killing $TESTAPP_NAME"
	159	PID_APP=`pidof $TESTAPP_NAME`
	160	# kill $PID_APP >/dev/null 2>&1
	161	}
	162
	163	plan_tests $NUM_TESTS
	164
	165	print_test_banner "$TEST_DESC"
	166
	167	if [ "$(id -u)" == "0" ]; then
	168	isroot=1
	169	else
	170	isroot=0
	171	fi
	172
	173	start_lttng_sessiond
	174
	175	tests=( test_ust_local_snapshot \
	176	test_ust_per_uid_local_snapshot \
	177	test_ust_per_uid_local_snapshot_post_mortem \
	178	test_ust_1000_local_snapshots )
	179
	180	for fct_test in ${tests[@]};
	181	do
	182	SESSION_NAME=$(randstring 16 0)
	183	${fct_test}
	184
	185	done
	186
	187	stop_lttng_sessiond