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

#!/bin/bash
#
# Copyright (C) 2017 Julien Desfossez <jdesfossez@efficios.com>
#
# SPDX-License-Identifier: LGPL-2.1-only

TEST_DESC="Rotation - Kernel tracing"

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

TRACE_PATH=$(mktemp --tmpdir -d -t tmp.rotation_kernel_tracing.XXXXXX)

NUM_TESTS=60

source $TESTDIR/utils/utils.sh
source $CURDIR/rotate_utils.sh

function rotate_kernel_test ()
{
	local_path=$1

	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	start_lttng_tracing_ok $SESSION_NAME

	today=$(date +%Y%m%d)
	# First chunk contains 10 events.
	echo -n "10" > /proc/lttng-test-filter-event
	rotate_session_ok $SESSION_NAME

	# Second chunk contains 20 events.
	echo -n "20" > /proc/lttng-test-filter-event
	stop_lttng_tracing_ok $SESSION_NAME

	# Third chunk contains no event (rotate after stop).
	rotate_session_ok $SESSION_NAME

	destroy_lttng_session_ok $SESSION_NAME

	validate_test_chunks $local_path $today kernel kernel
}

function test_kernel_streaming ()
{
	diag "Test kernel streaming with session rotation"
	create_lttng_session_uri $SESSION_NAME net://localhost
	rotate_kernel_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives"
}

function test_kernel_local ()
{
	diag "Test kernel local with session rotation"
	create_lttng_session_ok $SESSION_NAME $TRACE_PATH

	rotate_kernel_test "${TRACE_PATH}/archives"
}

function test_kernel_local_timer ()
{
	diag "Test kernel local with session rotation timer"
	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	lttng_enable_rotation_timer_ok $SESSION_NAME 500ms
	start_lttng_tracing_ok $SESSION_NAME

	rotate_timer_test "${TRACE_PATH}/archives" 0
}

function test_kernel_streaming_timer ()
{
	diag "Test kernel remote with session rotation timer"
	create_lttng_session_uri $SESSION_NAME net://localhost
	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	lttng_enable_rotation_timer_ok $SESSION_NAME 500ms
	start_lttng_tracing_ok $SESSION_NAME

	rotate_timer_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives" 0
}

plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"
bail_out_if_no_babeltrace

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
	modprobe lttng-test

	tests=( test_kernel_streaming test_kernel_local test_kernel_local_timer test_kernel_streaming_timer)

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

	modprobe --remove lttng-test
	stop_lttng_sessiond
	stop_lttng_relayd
}

rm -rf $TRACE_PATH
Commit	Line	Data
	1	#!/bin/bash
	2	#
	3	# Copyright (C) 2017 Julien Desfossez <jdesfossez@efficios.com>
	4	#
	5	# SPDX-License-Identifier: LGPL-2.1-only
	6
	7	TEST_DESC="Rotation - Kernel tracing"
	8
	9	CURDIR=$(dirname $0)/
	10	TESTDIR=$CURDIR/../../..
	11	EVENT_NAME="lttng_test_filter_event"
	12
	13	TRACE_PATH=$(mktemp --tmpdir -d -t tmp.rotation_kernel_tracing.XXXXXX)
	14
	15	NUM_TESTS=60
	16
	17	source $TESTDIR/utils/utils.sh
	18	source $CURDIR/rotate_utils.sh
	19
	20	function rotate_kernel_test ()
	21	{
	22	local_path=$1
	23
	24	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	25	start_lttng_tracing_ok $SESSION_NAME
	26
	27	today=$(date +%Y%m%d)
	28	# First chunk contains 10 events.
	29	echo -n "10" > /proc/lttng-test-filter-event
	30	rotate_session_ok $SESSION_NAME
	31
	32	# Second chunk contains 20 events.
	33	echo -n "20" > /proc/lttng-test-filter-event
	34	stop_lttng_tracing_ok $SESSION_NAME
	35
	36	# Third chunk contains no event (rotate after stop).
	37	rotate_session_ok $SESSION_NAME
	38
	39	destroy_lttng_session_ok $SESSION_NAME
	40
	41	validate_test_chunks $local_path $today kernel kernel
	42	}
	43
	44	function test_kernel_streaming ()
	45	{
	46	diag "Test kernel streaming with session rotation"
	47	create_lttng_session_uri $SESSION_NAME net://localhost
	48	rotate_kernel_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives"
	49	}
	50
	51	function test_kernel_local ()
	52	{
	53	diag "Test kernel local with session rotation"
	54	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	55
	56	rotate_kernel_test "${TRACE_PATH}/archives"
	57	}
	58
	59	function test_kernel_local_timer ()
	60	{
	61	diag "Test kernel local with session rotation timer"
	62	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	63	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	64	lttng_enable_rotation_timer_ok $SESSION_NAME 500ms
	65	start_lttng_tracing_ok $SESSION_NAME
	66
	67	rotate_timer_test "${TRACE_PATH}/archives" 0
	68	}
	69
	70	function test_kernel_streaming_timer ()
	71	{
	72	diag "Test kernel remote with session rotation timer"
	73	create_lttng_session_uri $SESSION_NAME net://localhost
	74	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
	75	lttng_enable_rotation_timer_ok $SESSION_NAME 500ms
	76	start_lttng_tracing_ok $SESSION_NAME
	77
	78	rotate_timer_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives" 0
	79	}
	80
	81	plan_tests $NUM_TESTS
	82
	83	print_test_banner "$TEST_DESC"
	84	bail_out_if_no_babeltrace
	85
	86	if [ "$(id -u)" == "0" ]; then
	87	isroot=1
	88	else
	89	isroot=0
	90	fi
	91
	92	skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS \|\|
	93	{
	94	validate_lttng_modules_present
	95
	96	start_lttng_relayd "-o $TRACE_PATH"
	97	start_lttng_sessiond
	98	modprobe lttng-test
	99
	100	tests=( test_kernel_streaming test_kernel_local test_kernel_local_timer test_kernel_streaming_timer)
	101
	102	for fct_test in ${tests[@]};
	103	do
	104	SESSION_NAME=$(randstring 16 0)
	105	${fct_test}
	106	clean_path $TRACE_PATH
	107	done
	108
	109	modprobe --remove lttng-test
	110	stop_lttng_sessiond
	111	stop_lttng_relayd
	112	}
	113
	114	rm -rf $TRACE_PATH