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

#!/bin/bash
#
# Copyright (C) - 2013 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="Streaming - Snapshot Kernel tracing"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../../..
EVENT_NAME="sched_switch"
SESSION_NAME=""
CHANNEL_NAME="chan1"

TRACE_PATH=$(mktemp -d)

NUM_TESTS=36

source $TESTDIR/utils/utils.sh

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

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

# Test a snapshot using a default name for the output destination.
function test_kernel_default_name_with_del()
{
	diag "Test kernel snapshot streaming with default name with delete output"
	create_lttng_session_no_output $SESSION_NAME
	enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME
	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	start_lttng_tracing_ok $SESSION_NAME
	snapshot_add_output $SESSION_NAME "net://localhost"
	lttng_snapshot_record $SESSION_NAME

	# Validate test
	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1*
	if [ $? -ne 0 ]; then
		return $?
	fi

	lttng_snapshot_del_output_ok $SESSION_NAME 1
	snapshot_add_output $SESSION_NAME "net://localhost"
	lttng_snapshot_record $SESSION_NAME

	# Validate test with the next ID since a del output was done prior.
	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-2*
	if [ $? -ne 0 ]; then
		return $?
	fi

	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME

	return 0
}

# Test a snapshot using a default name for the output destination.
function test_kernel_default_name()
{
	diag "Test kernel snapshot streaming with default name"
	create_lttng_session_no_output $SESSION_NAME
	enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME
	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	start_lttng_tracing_ok $SESSION_NAME
	snapshot_add_output $SESSION_NAME "net://localhost"
	lttng_snapshot_record $SESSION_NAME
	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME
	# Validate test
	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1*
	out=$?

	return $out
}

# Test a snapshot using a custom name for the output destination.
function test_kernel_custom_name()
{
	local out
	local name="asnapshotname"

	diag "Test kernel snapshot streaming with custom name"
	create_lttng_session_no_output $SESSION_NAME
	enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME
	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
	start_lttng_tracing_ok $SESSION_NAME
	snapshot_add_output $SESSION_NAME "net://localhost" $name
	lttng_snapshot_record $SESSION_NAME
	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME

	if ls $TRACE_PATH/$HOSTNAME/$name* &> /dev/null; then
		ok 0 "Custom name snapshot exists"
		# Validate test
		validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$name-*
		out=$?
	else
		fail "No custom name snapshot found"
		out=1
	fi

	return $out
}

plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

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

skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS ||
{
	validate_lttng_modules_present

	start_lttng_relayd "-o $TRACE_PATH"
	start_lttng_sessiond

	tests=( test_kernel_default_name test_kernel_custom_name \
			test_kernel_default_name_with_del )

	for fct_test in ${tests[@]};
	do
		SESSION_NAME=$(randstring 16 0)
		${fct_test}
		if [ $? -eq 0 ]; then
			# Only delete if successful
			rm -rf $TRACE_PATH
		else
			break
		fi
	done

	stop_lttng_sessiond
	stop_lttng_relayd
}
Commit	Line	Data
26402e0c DG	1	#!/bin/bash
	2	#
	3	# Copyright (C) - 2013 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="Streaming - Snapshot Kernel tracing"
	18
	19	CURDIR=$(dirname $0)/
	20	TESTDIR=$CURDIR/../../..
	21	EVENT_NAME="sched_switch"
26402e0c DG	22	SESSION_NAME=""
	23	CHANNEL_NAME="chan1"
	24
	25	TRACE_PATH=$(mktemp -d)
	26
25d6f007	27	NUM_TESTS=36
26402e0c DG	28
	29	source $TESTDIR/utils/utils.sh
	30
26402e0c DG	31	function snapshot_add_output ()
	32	{
	33	local sess_name=$1
	34	local trace_path=$2
	35	local name=$3
	36	local extra_opt=""
	37
	38	if [ ! -z $name ]; then
	39	extra_opt="-n $name"
	40	fi
	41
	42	$TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output -s $sess_name $extra_opt $trace_path >/dev/null 2>&1
	43	ok $? "Added snapshot output $trace_path"
	44	}
	45
	46	# Test a snapshot using a default name for the output destination.
	47	function test_kernel_default_name_with_del()
	48	{
	49	diag "Test kernel snapshot streaming with default name with delete output"
	50	create_lttng_session_no_output $SESSION_NAME
	51	enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME
	52	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
e563bbdb	53	start_lttng_tracing_ok $SESSION_NAME
26402e0c DG	54	snapshot_add_output $SESSION_NAME "net://localhost"
	55	lttng_snapshot_record $SESSION_NAME
	56
	57	# Validate test
	58	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1*
	59	if [ $? -ne 0 ]; then
	60	return $?
	61	fi
	62
31580dc7	63	lttng_snapshot_del_output_ok $SESSION_NAME 1
26402e0c	64	snapshot_add_output $SESSION_NAME "net://localhost"
26402e0c DG	65	lttng_snapshot_record $SESSION_NAME
	66
	67	# Validate test with the next ID since a del output was done prior.
	68	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-2*
	69	if [ $? -ne 0 ]; then
	70	return $?
	71	fi
	72
96340a01	73	stop_lttng_tracing_ok $SESSION_NAME
67b4c664	74	destroy_lttng_session_ok $SESSION_NAME
26402e0c DG	75
	76	return 0
	77	}
	78
	79	# Test a snapshot using a default name for the output destination.
	80	function test_kernel_default_name()
	81	{
	82	diag "Test kernel snapshot streaming with default name"
	83	create_lttng_session_no_output $SESSION_NAME
	84	enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME
	85	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
e563bbdb	86	start_lttng_tracing_ok $SESSION_NAME
26402e0c DG	87	snapshot_add_output $SESSION_NAME "net://localhost"
26402e0c DG	88	lttng_snapshot_record $SESSION_NAME
96340a01	89	stop_lttng_tracing_ok $SESSION_NAME
67b4c664	90	destroy_lttng_session_ok $SESSION_NAME
26402e0c DG	91	# Validate test
	92	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1*
	93	out=$?
	94
	95	return $out
	96	}
	97
	98	# Test a snapshot using a custom name for the output destination.
	99	function test_kernel_custom_name()
	100	{
	101	local out
	102	local name="asnapshotname"
	103
	104	diag "Test kernel snapshot streaming with custom name"
	105	create_lttng_session_no_output $SESSION_NAME
	106	enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME
	107	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
e563bbdb	108	start_lttng_tracing_ok $SESSION_NAME
26402e0c DG	109	snapshot_add_output $SESSION_NAME "net://localhost" $name
26402e0c DG	110	lttng_snapshot_record $SESSION_NAME
96340a01	111	stop_lttng_tracing_ok $SESSION_NAME
67b4c664	112	destroy_lttng_session_ok $SESSION_NAME
26402e0c DG	113
	114	if ls $TRACE_PATH/$HOSTNAME/$name* &> /dev/null; then
	115	ok 0 "Custom name snapshot exists"
	116	# Validate test
	117	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$name-*
	118	out=$?
	119	else
	120	fail "No custom name snapshot found"
	121	out=1
	122	fi
	123
	124	return $out
	125	}
	126
	127	plan_tests $NUM_TESTS
	128
	129	print_test_banner "$TEST_DESC"
	130
	131	if [ "$(id -u)" == "0" ]; then
	132	isroot=1
	133	else
	134	isroot=0
	135	fi
	136
	137	skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS \|\|
	138	{
9c8a3964 JR	139	validate_lttng_modules_present
9c8a3964 JR	140
26402e0c DG	141	start_lttng_relayd "-o $TRACE_PATH"
	142	start_lttng_sessiond
	143
	144	tests=( test_kernel_default_name test_kernel_custom_name \
	145	test_kernel_default_name_with_del )
	146
	147	for fct_test in ${tests[@]};
	148	do
	149	SESSION_NAME=$(randstring 16 0)
	150	${fct_test}
	151	if [ $? -eq 0 ]; then
	152	# Only delete if successful
25d6f007	153	rm -rf $TRACE_PATH
26402e0c DG	154	else
	155	break
	156	fi
	157	done
	158
	159	stop_lttng_sessiond
	160	stop_lttng_relayd
	161	}