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

#!/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
APPS_PID=

NUM_TESTS=76

TRACE_PATH=$(mktemp -d)

source $TESTDIR/utils/utils.sh

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

# Need the number of snapshot to do.
if [ -z $1 ]; then
	BAIL_OUT "A number of snapshot is needed."
fi
NR_SNAPSHOT=$1

NUM_TESTS=$(($NUM_TESTS + ($NR_SNAPSHOT * 2)))

function start_test_app()
{
	local tmp_file="/tmp/lttng_test_ust.42.file"

	# Start application with a temporary file.
	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT $tmp_file &
	ret=$?
	APPS_PID="${APPS_PID} ${!}"
	ok $ret "Start application to trace"

	# Wait for the application file to appear indicating that at least one
	# tracepoint has been fired.
	while [ ! -f "$tmp_file" ]; do
		sleep 0.5
	done
	diag "Removing test app temporary file $tmp_file"
	rm -f $tmp_file
}

function stop_test_apps()
{
	diag "Stopping $TESTAPP_NAME"
	for p in ${APPS_PID}; do
		kill ${p}
		wait ${p} 2>&1
	done
}

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

	# Returns once the application has at least fired ONE tracepoint.
	start_test_app

	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
	fi

	stop_test_apps
}

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

	# Returns once the application has at least fired ONE tracepoint.
	start_test_app

	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

	stop_test_apps
}

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
	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

	# Returns once the application has at least fired ONE tracepoint.
	start_test_app

	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
	fi

	stop_test_apps
}

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

	# Returns once the application has at least fired ONE tracepoint.
	start_test_app
	stop_test_apps

	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
	fi
}

function test_ust_local_snapshots ()
{
	diag "Test $NR_SNAPSHOT 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

	# Returns once the application has at least fired ONE tracepoint.
	start_test_app

	for i in $(seq 1 $NR_SNAPSHOT); do
		diag "Snapshot $i/$NR_SNAPSHOT"
		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
		fi
	done
	stop_lttng_tracing $SESSION_NAME
	destroy_lttng_session $SESSION_NAME

	stop_test_apps
}

plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

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_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
d4607bc6	30	APPS_PID=
ebaaaf5e	31
1d20c959	32	NUM_TESTS=76
ebaaaf5e	33
1d20c959	34	TRACE_PATH=$(mktemp -d)
ebaaaf5e JD	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
1d20c959 DG	42	# Need the number of snapshot to do.
	43	if [ -z $1 ]; then
	44	BAIL_OUT "A number of snapshot is needed."
	45	fi
	46	NR_SNAPSHOT=$1
	47
	48	NUM_TESTS=$(($NUM_TESTS + ($NR_SNAPSHOT * 2)))
	49
209b934f DG	50	function start_test_app()
	51	{
	52	local tmp_file="/tmp/lttng_test_ust.42.file"
	53
	54	# Start application with a temporary file.
	55	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT $tmp_file &
d4607bc6 MD	56	ret=$?
	57	APPS_PID="${APPS_PID} ${!}"
	58	ok $ret "Start application to trace"
209b934f DG	59
	60	# Wait for the application file to appear indicating that at least one
	61	# tracepoint has been fired.
	62	while [ ! -f "$tmp_file" ]; do
	63	sleep 0.5
	64	done
	65	diag "Removing test app temporary file $tmp_file"
	66	rm -f $tmp_file
	67	}
	68
d4607bc6	69	function stop_test_apps()
209b934f	70	{
d4607bc6 MD	71	diag "Stopping $TESTAPP_NAME"
	72	for p in ${APPS_PID}; do
	73	kill ${p}
	74	wait ${p} 2>&1
	75	done
209b934f DG	76	}
209b934f DG	77
5e83c405 CB	78	function snapshot_add_output ()
	79	{
	80	local sess_name=$1
	81	local trace_path=$2
	82	local name=$3
	83	local max_size=$4
	84	local extra_opt=""
	85
	86	if [ ! -z $name ]; then
	87	extra_opt+=" -n $name "
	88	fi
	89
	90	if [ ! -z $max_size ]; then
	91	extra_opt+=" -m $max_size "
	92	fi
	93
	94	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output \
	95	-s $sess_name $extra_opt $trace_path > /dev/null 2>&1
	96
	97	ok $? "Added snapshot output $trace_path ($extra_opt)"
	98	}
	99
	100	function snapshot_del_output ()
	101	{
	102	local sess_name=$1
	103	local name=$2
	104
	105	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot del-output \
	106	-s $sess_name $name > /dev/null 2>&1
	107
	108	ok $? "Deleted snapshot output named $name"
	109	}
	110
	111	function enable_mmap_overwrite_subbuf_ust_channel ()
	112	{
	113	local sess_name=$1
	114	local chan_name=$2
	115	local subbuf_size=$3
	116
	117	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name \
	118	$chan_name -u --output mmap --overwrite \
	119	--subbuf-size $subbuf_size > /dev/null 2>&1
	120
	121	ok $? "Enable channel $channel_name for session $sess_name with subbuf size $subbuf_size"
	122	}
	123
	124
	125	function test_ust_list_output ()
	126	{
	127	output_names=("randomname" "somesnapshot")
	128
	129	diag "Test UST snapshot output listing"
	130	create_lttng_session_no_output $SESSION_NAME
	131	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	132	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	133
	134	start_lttng_tracing $SESSION_NAME
	135
	136	snapshot_add_output $SESSION_NAME "file://$TRACE_PATH" ${output_names[0]}
	137
	138	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output \
	139	-s $SESSION_NAME 2>&1 \| grep ${output_names[0]} > /dev/null
	140	ok $? "Snapshot named ${output_names[0]} present in list-output listing"
	141
142	snapshot_del_output $SESSION_NAME ${output_names[0]}
143
144	snapshot_add_output $SESSION_NAME "file://$TRACE_PATH" ${output_names[1]}
145
146	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output \
147	-s $SESSION_NAME 2>&1 \| grep ${output_names[1]} > /dev/null
148
149	ok $? "Snapshot named ${output_names[1]} present in list-output listing"
150
151	stop_lttng_tracing $SESSION_NAME
152	destroy_lttng_session $SESSION_NAME
153	}
154
ebaaaf5e JD	155	function test_ust_local_snapshot ()
	156	{
	157	diag "Test local UST snapshots"
	158	create_lttng_session_no_output $SESSION_NAME
	159	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	160	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	161	start_lttng_tracing $SESSION_NAME
	162	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
209b934f DG	163
	164	# Returns once the application has at least fired ONE tracepoint.
	165	start_test_app
	166
ebaaaf5e JD	167	lttng_snapshot_record $SESSION_NAME
	168	stop_lttng_tracing $SESSION_NAME
	169	destroy_lttng_session $SESSION_NAME
	170
	171	# Validate test
	172	validate_trace $EVENT_NAME $TRACE_PATH/
	173	if [ $? -eq 0 ]; then
	174	# Only delete if successful
	175	rm -rf $TRACE_PATH
ebaaaf5e	176	fi
209b934f	177
d4607bc6	178	stop_test_apps
ebaaaf5e JD	179	}
ebaaaf5e JD	180
5e83c405 CB	181	function test_ust_local_snapshot_max_size ()
	182	{
	183	subbuf_size=8192
	184	num_cpus=`nproc`
	185
	186	# The minimum size limit is min(subbuf_size) * nb_streams
	187	max_size=$(($subbuf_size*$num_cpus))
	188
	189	diag "Test local UST snapshots with max size $max_size"
	190	create_lttng_session_no_output $SESSION_NAME
	191
	192	enable_mmap_overwrite_subbuf_ust_channel $SESSION_NAME $CHANNEL_NAME $subbuf_size
	193
	194	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	195	start_lttng_tracing $SESSION_NAME
	196
	197	snapshot_add_output $SESSION_NAME "file://$TRACE_PATH" "" $max_size
	198
209b934f DG	199	# Returns once the application has at least fired ONE tracepoint.
209b934f DG	200	start_test_app
5e83c405 CB	201
	202	lttng_snapshot_record $SESSION_NAME
	203
	204	# Check file size
	205	sum_size_tracefiles=$(find $TRACE_PATH -name "${CHANNEL_NAME}_*" \
	206	-exec stat -c '%s' {} \; \| awk '{s = s + $1}END{print s}')
	207
	208	if [ "$sum_size_tracefiles" -gt "$max_size" ]; then
	209	fail "Tracefiles size sum validation"
	210	diag "Tracefiles size sum: $sum_size_tracefiles Expected max: $max_size"
	211	fi
	212
	213	pass "Tracefiles size sum validation"
	214
	215	stop_lttng_tracing $SESSION_NAME
	216	destroy_lttng_session $SESSION_NAME
	217
	218	# Validate test
	219	validate_trace $EVENT_NAME $TRACE_PATH/
	220
	221	if [ $? -eq 0 ]; then
	222	# Only delete if successful
	223	rm -rf $TRACE_PATH
	224	fi
	225
d4607bc6	226	stop_test_apps
5e83c405 CB	227	}
5e83c405 CB	228
a54047ec JD	229	function test_ust_local_snapshot_large_metadata ()
	230	{
	231	LM_EVENT="tp:tptest1,tp:tptest2,tp:tptest3,tp:tptest4,tp:tptest5"
	232	LM_PATH="$TESTDIR/utils/testapp"
	233	LM_NAME="gen-ust-nevents"
	234	LM_BIN="$LM_PATH/$LM_NAME/$LM_NAME"
	235
	236	diag "Test local UST snapshots with > 4kB metadata"
	237	create_lttng_session_no_output $SESSION_NAME
	238	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	239	enable_ust_lttng_event $SESSION_NAME $LM_EVENT $CHANNEL_NAME
	240	start_lttng_tracing $SESSION_NAME
	241	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
	242	$LM_BIN 1 1
	243	ok $? "Start application to trace"
	244	lttng_snapshot_record $SESSION_NAME
	245	stop_lttng_tracing $SESSION_NAME
	246	destroy_lttng_session $SESSION_NAME
	247
	248	# Validate test
	249	validate_trace $LM_EVENT $TRACE_PATH/
	250	if [ $? -eq 0 ]; then
	251	# Only delete if successful
	252	rm -rf $TRACE_PATH
a54047ec JD	253	fi
	254	}
	255
5f4c2d80 JD	256	function enable_channel_per_uid_mmap_overwrite()
	257	{
	258	sess_name=$1
	259	channel_name=$2
	260
	261	$TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name --output mmap --overwrite >/dev/null 2>&1
	262	ok $? "Enable channel $channel_name per UID for session $sess_name"
	263	}
	264
	265	function test_ust_per_uid_local_snapshot ()
	266	{
	267	diag "Test local UST snapshots"
	268	create_lttng_session_no_output $SESSION_NAME
	269	enable_channel_per_uid_mmap_overwrite $SESSION_NAME $CHANNEL_NAME
	270	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	271	start_lttng_tracing $SESSION_NAME
	272	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
209b934f DG	273
	274	# Returns once the application has at least fired ONE tracepoint.
	275	start_test_app
	276
5f4c2d80 JD	277	lttng_snapshot_record $SESSION_NAME
	278	stop_lttng_tracing $SESSION_NAME
	279	destroy_lttng_session $SESSION_NAME
	280
	281	# Validate test
	282	validate_trace $EVENT_NAME $TRACE_PATH/
	283	if [ $? -eq 0 ]; then
	284	# Only delete if successful
	285	rm -rf $TRACE_PATH
5f4c2d80	286	fi
209b934f	287
d4607bc6	288	stop_test_apps
5f4c2d80 JD	289	}
5f4c2d80 JD	290
4f03c06d JD	291	function test_ust_per_uid_local_snapshot_post_mortem ()
	292	{
	293	diag "Test local UST snapshots post-mortem"
	294	create_lttng_session_no_output $SESSION_NAME
	295	enable_channel_per_uid_mmap_overwrite $SESSION_NAME $CHANNEL_NAME
	296	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	297	start_lttng_tracing $SESSION_NAME
	298	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
209b934f DG	299
	300	# Returns once the application has at least fired ONE tracepoint.
	301	start_test_app
d4607bc6	302	stop_test_apps
209b934f	303
4f03c06d JD	304	lttng_snapshot_record $SESSION_NAME
	305	stop_lttng_tracing $SESSION_NAME
	306	destroy_lttng_session $SESSION_NAME
	307
	308	# Validate test
	309	validate_trace $EVENT_NAME $TRACE_PATH/
	310	if [ $? -eq 0 ]; then
	311	# Only delete if successful
	312	rm -rf $TRACE_PATH
4f03c06d JD	313	fi
	314	}
	315
1d20c959	316	function test_ust_local_snapshots ()
ebaaaf5e	317	{
1d20c959	318	diag "Test $NR_SNAPSHOT local UST snapshots"
ebaaaf5e JD	319	create_lttng_session_no_output $SESSION_NAME
	320	enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
	321	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	322	start_lttng_tracing $SESSION_NAME
	323	lttng_snapshot_add_output $SESSION_NAME $TRACE_PATH
209b934f DG	324
	325	# Returns once the application has at least fired ONE tracepoint.
	326	start_test_app
	327
1d20c959 DG	328	for i in $(seq 1 $NR_SNAPSHOT); do
1d20c959 DG	329	diag "Snapshot $i/$NR_SNAPSHOT"
ebaaaf5e JD	330	rm -rf $TRACE_PATH/snapshot/* 2>/dev/null
	331	lttng_snapshot_record $SESSION_NAME
	332	# Validate test
	333	validate_trace $EVENT_NAME $TRACE_PATH/
	334	if [ $? -eq 0 ]; then
	335	# Only delete if successful
	336	rm -rf $TRACE_PATH
ebaaaf5e JD	337	fi
	338	done
	339	stop_lttng_tracing $SESSION_NAME
	340	destroy_lttng_session $SESSION_NAME
209b934f	341
d4607bc6	342	stop_test_apps
ebaaaf5e JD	343	}
	344
	345	plan_tests $NUM_TESTS
	346
	347	print_test_banner "$TEST_DESC"
	348
ebaaaf5e JD	349	start_lttng_sessiond
ebaaaf5e JD	350
5e83c405 CB	351	tests=( test_ust_list_output
	352	test_ust_local_snapshot
	353	test_ust_local_snapshot_max_size
	354	test_ust_per_uid_local_snapshot
	355	test_ust_per_uid_local_snapshot_post_mortem
	356	test_ust_local_snapshot_large_metadata
1d20c959	357	test_ust_local_snapshots)
ebaaaf5e JD	358
	359	for fct_test in ${tests[@]};
	360	do
	361	SESSION_NAME=$(randstring 16 0)
	362	${fct_test}
ebaaaf5e JD	363	done
	364
	365	stop_lttng_sessiond