[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"
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=2075

source $TESTDIR/utils/utils.sh

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

function snapshot_add_output ()
{
	local sess_name=$1
	local trace_path=$2
	local name=$3
	local max_size=$4
	local extra_opt=""

	if [ ! -z $name ]; then
		extra_opt+=" -n $name "
	fi

	if [ ! -z $max_size ]; then
		extra_opt+=" -m $max_size "
	fi

	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output \
		-s $sess_name $extra_opt $trace_path > /dev/null 2>&1

	ok $? "Added snapshot output $trace_path ($extra_opt)"
}

function snapshot_del_output ()
{
	local sess_name=$1
	local name=$2

	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot del-output \
		-s $sess_name $name > /dev/null 2>&1

	ok $? "Deleted snapshot output named $name"
}

function enable_mmap_overwrite_subbuf_ust_channel ()
{
	local sess_name=$1
	local chan_name=$2
	local subbuf_size=$3

	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name \
		$chan_name -u --output mmap --overwrite \
		--subbuf-size $subbuf_size > /dev/null 2>&1

	ok $? "Enable channel $channel_name for session $sess_name with subbuf size $subbuf_size"
}


function test_ust_list_output ()
{
	output_names=("randomname" "somesnapshot")

	diag "Test UST snapshot output listing"
	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

	snapshot_add_output $SESSION_NAME "file://$TRACE_PATH" ${output_names[0]}

	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output \
		-s $SESSION_NAME 2>&1 | grep ${output_names[0]} > /dev/null
	ok $? "Snapshot named ${output_names[0]} present in list-output listing"

	snapshot_del_output $SESSION_NAME ${output_names[0]}

	snapshot_add_output $SESSION_NAME "file://$TRACE_PATH" ${output_names[1]}

	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output \
		-s $SESSION_NAME 2>&1 | grep ${output_names[1]} > /dev/null

	ok $? "Snapshot named ${output_names[1]} present in list-output listing"

	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME
}

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 test_ust_local_snapshot_max_size ()
{
	subbuf_size=8192
	num_cpus=`nproc`

	# The minimum size limit is min(subbuf_size) * nb_streams
	max_size=$(($subbuf_size*$num_cpus))

	diag "Test local UST snapshots with max size $max_size"
	create_lttng_session_no_output $SESSION_NAME

	enable_mmap_overwrite_subbuf_ust_channel $SESSION_NAME $CHANNEL_NAME $subbuf_size

	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	start_lttng_tracing $SESSION_NAME

	snapshot_add_output $SESSION_NAME "file://$TRACE_PATH" "" $max_size

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

	lttng_snapshot_record $SESSION_NAME

	# Check file size
	sum_size_tracefiles=$(find $TRACE_PATH -name "${CHANNEL_NAME}_*" \
		-exec stat -c '%s' {} \; | awk '{s = s + $1}END{print s}')

	if [ "$sum_size_tracefiles" -gt "$max_size" ]; then
		fail "Tracefiles size sum validation"
		diag "Tracefiles size sum: $sum_size_tracefiles Expected max: $max_size"
	fi

	pass "Tracefiles size sum validation"

	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
	fi

	diag "Killing $TESTAPP_NAME"
	PID_APP=`pidof $TESTAPP_NAME`
	kill $PID_APP >/dev/null 2>&1
}

function test_ust_local_snapshot_large_metadata ()
{
	LM_EVENT="tp:tptest1,tp:tptest2,tp:tptest3,tp:tptest4,tp:tptest5"
	LM_PATH="$TESTDIR/utils/testapp"
	LM_NAME="gen-ust-nevents"
	LM_BIN="$LM_PATH/$LM_NAME/$LM_NAME"

	diag "Test local UST snapshots with > 4kB metadata"
	create_lttng_session_no_output $SESSION_NAME
	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	enable_ust_lttng_event $SESSION_NAME $LM_EVENT $CHANNEL_NAME
	start_lttng_tracing $SESSION_NAME
	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	$LM_BIN 1 1
	ok $? "Start application to trace"
	lttng_snapshot_record $SESSION_NAME
	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

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

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_list_output
	test_ust_local_snapshot
	test_ust_local_snapshot_max_size
	test_ust_per_uid_local_snapshot
	test_ust_per_uid_local_snapshot_post_mortem
	test_ust_local_snapshot_large_metadata
	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
ebaaaf5e JD	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"
ebaaaf5e JD	22	PID_RELAYD=0
	23	SESSION_NAME=""
	24	CHANNEL_NAME="snapchan"
	25	TESTAPP_PATH="$TESTDIR/utils/testapp"
	26	TESTAPP_NAME="gen-ust-events"
	27	TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
	28	NR_ITER=2000000
	29	NR_USEC_WAIT=100
	30
	31	TRACE_PATH=$(mktemp -d)
	32
5e83c405	33	NUM_TESTS=2075
ebaaaf5e JD	34
	35	source $TESTDIR/utils/utils.sh
	36
	37	if [ ! -x "$TESTAPP_BIN" ]; then
	38	BAIL_OUT "No UST events binary detected."
	39	fi
	40
5e83c405 CB	41	function snapshot_add_output ()
	42	{
	43	local sess_name=$1
	44	local trace_path=$2
	45	local name=$3
	46	local max_size=$4
	47	local extra_opt=""
	48
	49	if [ ! -z $name ]; then
	50	extra_opt+=" -n $name "
	51	fi
	52
	53	if [ ! -z $max_size ]; then
	54	extra_opt+=" -m $max_size "
	55	fi
	56
	57	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output \
	58	-s $sess_name $extra_opt $trace_path > /dev/null 2>&1
	59
	60	ok $? "Added snapshot output $trace_path ($extra_opt)"
	61	}
	62
	63	function snapshot_del_output ()
	64	{
	65	local sess_name=$1
	66	local name=$2
	67
	68	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot del-output \
	69	-s $sess_name $name > /dev/null 2>&1
	70
	71	ok $? "Deleted snapshot output named $name"
	72	}
	73
	74	function enable_mmap_overwrite_subbuf_ust_channel ()
	75	{
	76	local sess_name=$1
	77	local chan_name=$2
	78	local subbuf_size=$3
	79
	80	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name \
	81	$chan_name -u --output mmap --overwrite \
	82	--subbuf-size $subbuf_size > /dev/null 2>&1
	83
	84	ok $? "Enable channel $channel_name for session $sess_name with subbuf size $subbuf_size"
	85	}
	86
	87
	88	function test_ust_list_output ()
	89	{
	90	output_names=("randomname" "somesnapshot")
	91
	92	diag "Test UST snapshot output listing"
	93	create_lttng_session_no_output $SESSION_NAME
	94	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	95	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	96
	97	start_lttng_tracing $SESSION_NAME
	98
	99	snapshot_add_output $SESSION_NAME "file://$TRACE_PATH" ${output_names[0]}
	100
	101	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output \
	102	-s $SESSION_NAME 2>&1 \| grep ${output_names[0]} > /dev/null
	103	ok $? "Snapshot named ${output_names[0]} present in list-output listing"
	104
105	snapshot_del_output $SESSION_NAME ${output_names[0]}
106
107	snapshot_add_output $SESSION_NAME "file://$TRACE_PATH" ${output_names[1]}
108
109	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output \
110	-s $SESSION_NAME 2>&1 \| grep ${output_names[1]} > /dev/null
111
112	ok $? "Snapshot named ${output_names[1]} present in list-output listing"
113
114	stop_lttng_tracing $SESSION_NAME
115	destroy_lttng_session $SESSION_NAME
116	}
117
ebaaaf5e JD	118	function test_ust_local_snapshot ()
	119	{
	120	diag "Test local UST snapshots"
	121	create_lttng_session_no_output $SESSION_NAME
	122	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	123	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	124	start_lttng_tracing $SESSION_NAME
	125	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	126	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	127	ok $? "Start application to trace"
	128	lttng_snapshot_record $SESSION_NAME
	129	stop_lttng_tracing $SESSION_NAME
	130	destroy_lttng_session $SESSION_NAME
	131
	132	# Validate test
	133	validate_trace $EVENT_NAME $TRACE_PATH/
	134	if [ $? -eq 0 ]; then
	135	# Only delete if successful
	136	rm -rf $TRACE_PATH
	137	else
	138	break
	139	fi
	140	diag "Killing $TESTAPP_NAME"
	141	PID_APP=`pidof $TESTAPP_NAME`
	142	kill $PID_APP >/dev/null 2>&1
	143	}
	144
5e83c405 CB	145	function test_ust_local_snapshot_max_size ()
	146	{
	147	subbuf_size=8192
	148	num_cpus=`nproc`
	149
	150	# The minimum size limit is min(subbuf_size) * nb_streams
	151	max_size=$(($subbuf_size*$num_cpus))
	152
	153	diag "Test local UST snapshots with max size $max_size"
	154	create_lttng_session_no_output $SESSION_NAME
	155
	156	enable_mmap_overwrite_subbuf_ust_channel $SESSION_NAME $CHANNEL_NAME $subbuf_size
	157
	158	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	159	start_lttng_tracing $SESSION_NAME
	160
	161	snapshot_add_output $SESSION_NAME "file://$TRACE_PATH" "" $max_size
	162
	163	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	164	ok $? "Start application to trace"
	165
	166	lttng_snapshot_record $SESSION_NAME
	167
	168	# Check file size
	169	sum_size_tracefiles=$(find $TRACE_PATH -name "${CHANNEL_NAME}_*" \
	170	-exec stat -c '%s' {} \; \| awk '{s = s + $1}END{print s}')
	171
	172	if [ "$sum_size_tracefiles" -gt "$max_size" ]; then
	173	fail "Tracefiles size sum validation"
	174	diag "Tracefiles size sum: $sum_size_tracefiles Expected max: $max_size"
	175	fi
	176
	177	pass "Tracefiles size sum validation"
	178
	179	stop_lttng_tracing $SESSION_NAME
	180	destroy_lttng_session $SESSION_NAME
	181
	182	# Validate test
	183	validate_trace $EVENT_NAME $TRACE_PATH/
	184
	185	if [ $? -eq 0 ]; then
	186	# Only delete if successful
	187	rm -rf $TRACE_PATH
	188	fi
	189
	190	diag "Killing $TESTAPP_NAME"
	191	PID_APP=`pidof $TESTAPP_NAME`
	192	kill $PID_APP >/dev/null 2>&1
	193	}
	194
a54047ec JD	195	function test_ust_local_snapshot_large_metadata ()
	196	{
	197	LM_EVENT="tp:tptest1,tp:tptest2,tp:tptest3,tp:tptest4,tp:tptest5"
	198	LM_PATH="$TESTDIR/utils/testapp"
	199	LM_NAME="gen-ust-nevents"
	200	LM_BIN="$LM_PATH/$LM_NAME/$LM_NAME"
	201
	202	diag "Test local UST snapshots with > 4kB metadata"
	203	create_lttng_session_no_output $SESSION_NAME
	204	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	205	enable_ust_lttng_event $SESSION_NAME $LM_EVENT $CHANNEL_NAME
	206	start_lttng_tracing $SESSION_NAME
	207	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	208	$LM_BIN 1 1
	209	ok $? "Start application to trace"
	210	lttng_snapshot_record $SESSION_NAME
	211	stop_lttng_tracing $SESSION_NAME
	212	destroy_lttng_session $SESSION_NAME
	213
	214	# Validate test
	215	validate_trace $LM_EVENT $TRACE_PATH/
	216	if [ $? -eq 0 ]; then
	217	# Only delete if successful
	218	rm -rf $TRACE_PATH
	219	else
	220	break
	221	fi
	222	}
	223
5f4c2d80 JD	224	function enable_channel_per_uid_mmap_overwrite()
	225	{
	226	sess_name=$1
	227	channel_name=$2
	228
	229	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name --output mmap --overwrite >/dev/null 2>&1
	230	ok $? "Enable channel $channel_name per UID for session $sess_name"
	231	}
	232
	233	function test_ust_per_uid_local_snapshot ()
	234	{
	235	diag "Test local UST snapshots"
	236	create_lttng_session_no_output $SESSION_NAME
	237	enable_channel_per_uid_mmap_overwrite $SESSION_NAME $CHANNEL_NAME
	238	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	239	start_lttng_tracing $SESSION_NAME
	240	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	241	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	242	ok $? "Start application to trace"
	243	lttng_snapshot_record $SESSION_NAME
	244	stop_lttng_tracing $SESSION_NAME
	245	destroy_lttng_session $SESSION_NAME
	246
	247	# Validate test
	248	validate_trace $EVENT_NAME $TRACE_PATH/
	249	if [ $? -eq 0 ]; then
	250	# Only delete if successful
	251	rm -rf $TRACE_PATH
	252	else
	253	break
	254	fi
	255	diag "Killing $TESTAPP_NAME"
	256	PID_APP=`pidof $TESTAPP_NAME`
	257	kill $PID_APP >/dev/null 2>&1
	258	}
	259
4f03c06d JD	260	function test_ust_per_uid_local_snapshot_post_mortem ()
	261	{
	262	diag "Test local UST snapshots post-mortem"
	263	create_lttng_session_no_output $SESSION_NAME
	264	enable_channel_per_uid_mmap_overwrite $SESSION_NAME $CHANNEL_NAME
	265	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	266	start_lttng_tracing $SESSION_NAME
	267	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	268	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	269	ok $? "Start application to trace"
	270	diag "Killing $TESTAPP_NAME"
	271	PID_APP=`pidof $TESTAPP_NAME`
	272	kill $PID_APP >/dev/null 2>&1
	273	lttng_snapshot_record $SESSION_NAME
	274	stop_lttng_tracing $SESSION_NAME
	275	destroy_lttng_session $SESSION_NAME
	276
	277	# Validate test
	278	validate_trace $EVENT_NAME $TRACE_PATH/
	279	if [ $? -eq 0 ]; then
	280	# Only delete if successful
	281	rm -rf $TRACE_PATH
	282	else
	283	break
	284	fi
	285	}
	286
ebaaaf5e JD	287	function test_ust_1000_local_snapshots ()
	288	{
	289	NB_SNAP=1000
	290
	291	diag "Test $NB_SNAP local UST snapshots"
	292	create_lttng_session_no_output $SESSION_NAME
	293	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	294	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	295	start_lttng_tracing $SESSION_NAME
	296	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	297	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
	298	for i in $(seq 1 $NB_SNAP); do
	299	diag "Snapshot $i/$NB_SNAP"
	300	rm -rf $TRACE_PATH/snapshot/* 2>/dev/null
	301	lttng_snapshot_record $SESSION_NAME
	302	# Validate test
	303	validate_trace $EVENT_NAME $TRACE_PATH/
	304	if [ $? -eq 0 ]; then
	305	# Only delete if successful
	306	rm -rf $TRACE_PATH
	307	else
	308	break
	309	fi
	310	done
	311	stop_lttng_tracing $SESSION_NAME
	312	destroy_lttng_session $SESSION_NAME
	313	diag "Killing $TESTAPP_NAME"
	314	PID_APP=`pidof $TESTAPP_NAME`
7f12ef5d	315	kill $PID_APP >/dev/null 2>&1
ebaaaf5e JD	316	}
	317
	318	plan_tests $NUM_TESTS
	319
	320	print_test_banner "$TEST_DESC"
	321
	322	if [ "$(id -u)" == "0" ]; then
	323	isroot=1
	324	else
	325	isroot=0
	326	fi
	327
	328	start_lttng_sessiond
	329
5e83c405 CB	330	tests=( test_ust_list_output
	331	test_ust_local_snapshot
	332	test_ust_local_snapshot_max_size
	333	test_ust_per_uid_local_snapshot
	334	test_ust_per_uid_local_snapshot_post_mortem
	335	test_ust_local_snapshot_large_metadata
4f03c06d	336	test_ust_1000_local_snapshots )
ebaaaf5e JD	337
	338	for fct_test in ${tests[@]};
	339	do
	340	SESSION_NAME=$(randstring 16 0)
	341	${fct_test}
ebaaaf5e JD	342	done
	343
	344	stop_lttng_sessiond