[lttng-tools.git] / tests / regression / tools / streaming / test_kernel

#!/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="Streaming - Kernel tracing"

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

TRACE_PATH=$(mktemp -d)

NUM_TESTS=10

source $TESTDIR/utils/utils.sh

function test_kernel_before_start ()
{
	diag "Test kernel streaming with event enable BEFORE start"
	create_lttng_session_uri $SESSION_NAME net://localhost
	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	start_lttng_tracing_ok $SESSION_NAME
	# Give a second
	sleep 1
	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME
}

# Deactivated since this feature is not yet available where we can enable
# an event AFTERE tracing has started.
function test_kernel_after_start ()
{
	diag "Test kernel streaming with event enable AFTER start"
	create_lttng_session_uri $SESSION_NAME net://localhost
	start_lttng_tracing_ok $SESSION_NAME
	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	# Give a second
	sleep 1
	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME
}

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_before_start )

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

		# Validate test
		validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
		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
	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="Streaming - Kernel tracing"
	18
	19	CURDIR=$(dirname $0)/
	20	TESTDIR=$CURDIR/../../..
	21	EVENT_NAME="sched_switch"
	22	SESSION_NAME=""
	23
	24	TRACE_PATH=$(mktemp -d)
	25
	26	NUM_TESTS=10
	27
	28	source $TESTDIR/utils/utils.sh
	29
	30	function test_kernel_before_start ()
	31	{
	32	diag "Test kernel streaming with event enable BEFORE start"
	33	create_lttng_session_uri $SESSION_NAME net://localhost
	34	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	35	start_lttng_tracing_ok $SESSION_NAME
	36	# Give a second
	37	sleep 1
	38	stop_lttng_tracing_ok $SESSION_NAME
	39	destroy_lttng_session_ok $SESSION_NAME
	40	}
	41
	42	# Deactivated since this feature is not yet available where we can enable
	43	# an event AFTERE tracing has started.
	44	function test_kernel_after_start ()
	45	{
	46	diag "Test kernel streaming with event enable AFTER start"
	47	create_lttng_session_uri $SESSION_NAME net://localhost
	48	start_lttng_tracing_ok $SESSION_NAME
	49	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	50	# Give a second
	51	sleep 1
	52	stop_lttng_tracing_ok $SESSION_NAME
	53	destroy_lttng_session_ok $SESSION_NAME
	54	}
	55
	56	plan_tests $NUM_TESTS
	57
	58	print_test_banner "$TEST_DESC"
	59
	60	if [ "$(id -u)" == "0" ]; then
	61	isroot=1
	62	else
	63	isroot=0
	64	fi
	65
	66	skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS \|\|
	67	{
	68	validate_lttng_modules_present
	69
	70	start_lttng_relayd "-o $TRACE_PATH"
	71	start_lttng_sessiond
	72
	73	tests=( test_kernel_before_start )
	74
	75	for fct_test in ${tests[@]};
	76	do
	77	SESSION_NAME=$(randstring 16 0)
	78	${fct_test}
	79
	80	# Validate test
	81	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	82	if [ $? -eq 0 ]; then
	83	# Only delete if successful
	84	rm -rf $TRACE_PATH
	85	else
	86	break
	87	fi
	88	done
	89
	90	stop_lttng_sessiond
	91	stop_lttng_relayd
	92	}