[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"
PID_RELAYD=0
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	PID_RELAYD=0
	23	SESSION_NAME=""
	24
	25	TRACE_PATH=$(mktemp -d)
	26
	27	NUM_TESTS=10
	28
	29	source $TESTDIR/utils/utils.sh
	30
	31	function test_kernel_before_start ()
	32	{
	33	diag "Test kernel streaming with event enable BEFORE start"
	34	create_lttng_session_uri $SESSION_NAME net://localhost
	35	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	36	start_lttng_tracing_ok $SESSION_NAME
	37	# Give a second
	38	sleep 1
	39	stop_lttng_tracing_ok $SESSION_NAME
	40	destroy_lttng_session_ok $SESSION_NAME
	41	}
	42
	43	# Deactivated since this feature is not yet available where we can enable
	44	# an event AFTERE tracing has started.
	45	function test_kernel_after_start ()
	46	{
	47	diag "Test kernel streaming with event enable AFTER start"
	48	create_lttng_session_uri $SESSION_NAME net://localhost
	49	start_lttng_tracing_ok $SESSION_NAME
	50	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	51	# Give a second
	52	sleep 1
	53	stop_lttng_tracing_ok $SESSION_NAME
	54	destroy_lttng_session_ok $SESSION_NAME
	55	}
	56
	57	plan_tests $NUM_TESTS
	58
	59	print_test_banner "$TEST_DESC"
	60
	61	if [ "$(id -u)" == "0" ]; then
	62	isroot=1
	63	else
	64	isroot=0
	65	fi
	66
	67	skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS \|\|
	68	{
	69	validate_lttng_modules_present
	70
	71	start_lttng_relayd "-o $TRACE_PATH"
	72	start_lttng_sessiond
	73
	74	tests=( test_kernel_before_start )
	75
	76	for fct_test in ${tests[@]};
	77	do
	78	SESSION_NAME=$(randstring 16 0)
	79	${fct_test}
	80
	81	# Validate test
	82	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	83	if [ $? -eq 0 ]; then
	84	# Only delete if successful
	85	rm -rf $TRACE_PATH
	86	else
	87	break
	88	fi
	89	done
	90
	91	stop_lttng_sessiond
	92	stop_lttng_relayd
	93	}