[lttng-tools.git] / tests / destructive / metadata-regeneration

#!/bin/bash
#
# Copyright (C) - 2015 Julien Desfossez <jdesfossez@efficios.com>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License, version 2 only, as
# published by the Free Software Foundation.
#
# This program 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 General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

# WARNING: this test changes the date of the system (and does not set it back).
# This test sets the date of the current machine to $DATE1, creates a trace
# makes sure the trace is really at that date, then restarts the trace, changes
# the date to $DATE2, regenerates the metadata and validates that the trace is
# actually at $DATE2.

TEST_DESC="Metadata regeneration after date change"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/..
NUM_TESTS=44
SESSION_NAME="regen"
KERNEL_EVENT_NAME="lttng_test_filter_event"
TRACE_PATH=$(mktemp -d)

TESTAPP_PATH="$TESTDIR/utils/testapp"
TESTAPP_NAME="gen-ust-events"
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
NR_ITER=1
NR_USEC_WAIT=0
UST_EVENT_NAME="tp:tptest"

DATE1="1970-02-02"
DATE2="1980-02-02"
HOUR="05:30"

source $TESTDIR/utils/utils.sh

# MUST set TESTDIR before calling those functions
plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

function validate_trace_date
{
	local test_date=$1
	local trace_path=$2

	which $BABELTRACE_BIN >/dev/null
	if [ $? -ne 0 ]; then
	    skip 0 "Babeltrace binary not found. Skipping trace validation"
	fi

	res=$($BABELTRACE_BIN --clock-date $trace_path 2>/dev/null | head -1 | grep $test_date)
	if [ $? -eq 0 ]; then
		pass "Validate trace at date $test_date"
		ret=0
	else
		fail "The trace is not at the expected date"
		ret=-1
	fi

	return $ret
}

function test_kernel_local ()
{
	diag "Test kernel local with metadata regeneration"
	date "+%Y-%m-%d %H:%M" -s "$DATE1 $HOUR" >/dev/null
	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	lttng_enable_kernel_event $SESSION_NAME $KERNEL_EVENT_NAME
	start_lttng_tracing_ok $SESSION_NAME
	echo -n "100" > /proc/lttng-test-filter-event
	stop_lttng_tracing_ok $SESSION_NAME
	validate_trace_date $DATE1 $TRACE_PATH
	start_lttng_tracing_ok $SESSION_NAME
	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null
	regenerate_metadata_ok $SESSION_NAME
	stop_lttng_tracing_ok $SESSION_NAME
	validate_trace_date $DATE2 $TRACE_PATH
	if [ $? -eq 0 ]; then
		# Only delete if successful
		rm -rf $TRACE_PATH
	fi
	destroy_lttng_session_ok $SESSION_NAME
}

function test_kernel_streaming ()
{
	diag "Test kernel streaming with metadata regeneration"
	date "+%Y-%m-%d %H:%M" -s "$DATE1 $HOUR" >/dev/null
	create_lttng_session_uri $SESSION_NAME net://localhost
	lttng_enable_kernel_event $SESSION_NAME $KERNEL_EVENT_NAME
	start_lttng_tracing_ok $SESSION_NAME
	echo -n "100" > /proc/lttng-test-filter-event
	stop_lttng_tracing_ok $SESSION_NAME
	validate_trace_date $DATE1 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	start_lttng_tracing_ok $SESSION_NAME
	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null
	regenerate_metadata_ok $SESSION_NAME
	stop_lttng_tracing_ok $SESSION_NAME
	# Validate test
	validate_trace_date $DATE2 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	if [ $? -eq 0 ]; then
		# Only delete if successful
		rm -rf $TRACE_PATH
	else
		break
	fi
	destroy_lttng_session_ok $SESSION_NAME
}

function test_ust_local ()
{
	local file_sync_after_first=$(mktemp -u)
	local file_sync_before_last=$(mktemp -u)

	diag "Test UST local with metadata regeneration"
	date "+%Y-%m-%d %H:%M" -s "$DATE1 $HOUR" >/dev/null
	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	enable_ust_lttng_event_ok $SESSION_NAME $UST_EVENT_NAME

	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} /dev/null 2>&1 &

	start_lttng_tracing_ok $SESSION_NAME

	touch ${file_sync_before_last}
	# Wait for the applications started in background
	wait

	stop_lttng_tracing_ok $SESSION_NAME
	validate_trace_date $DATE1 $TRACE_PATH

	start_lttng_tracing_ok $SESSION_NAME
	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null
	regenerate_metadata_ok $SESSION_NAME

	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME
	validate_trace_date $DATE2 $TRACE_PATH
	if [ $? -eq 0 ]; then
		# Only delete if successful
		rm -rf $TRACE_PATH
	fi
	rm -f ${file_sync_after_first}
	rm -f ${file_sync_before_last}
}

function test_ust_streaming ()
{
	local file_sync_after_first=$(mktemp -u)
	local file_sync_before_last=$(mktemp -u)

	diag "Test UST streaming with metadata regeneration"
	date "+%Y-%m-%d %H:%M" -s "$DATE1 $HOUR" >/dev/null
	create_lttng_session_uri $SESSION_NAME net://localhost
	enable_ust_lttng_event_ok $SESSION_NAME $UST_EVENT_NAME

	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} /dev/null 2>&1 &

	start_lttng_tracing_ok $SESSION_NAME

	touch ${file_sync_before_last}

	# Wait for the applications started in background
	wait
	stop_lttng_tracing_ok $SESSION_NAME
	validate_trace_date $DATE1 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*

	start_lttng_tracing_ok $SESSION_NAME
	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null

	regenerate_metadata_ok $SESSION_NAME

	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME
	# Validate test
	validate_trace_date $DATE2 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	if [ $? -eq 0 ]; then
		# Only delete if successful
		rm -rf $TRACE_PATH
	fi
	rm -f ${file_sync_after_first}
	rm -f ${file_sync_before_last}
}

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

if ! destructive_tests_enabled ; then
	echo 'You need to set the LTTNG_ENABLE_DESTRUCTIVE_TESTS to "will-break-my-system" as argument to run this test'
	echo 'Moreover, please make sure that ntp is not running while executing this test'
	exit 0
fi

skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS ||
{
	start_lttng_relayd "-o $TRACE_PATH"
	start_lttng_sessiond

	modprobe lttng-test
	test_kernel_local
	test_kernel_streaming
	rmmod lttng-test

	test_ust_local
	test_ust_streaming

	stop_lttng_sessiond
	stop_lttng_relayd
}
Commit	Line	Data
512eb148 JD	1	#!/bin/bash
	2	#
	3	# Copyright (C) - 2015 Julien Desfossez <jdesfossez@efficios.com>
	4	#
	5	# This program is free software; you can redistribute it and/or modify it
	6	# under the terms of the GNU General Public License, version 2 only, as
	7	# published by the Free Software Foundation.
	8	#
	9	# This program is distributed in the hope that it will be useful, but WITHOUT
	10	# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	11	# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	12	# more details.
	13	#
	14	# You should have received a copy of the GNU General Public License along with
	15	# this program; if not, write to the Free Software Foundation, Inc., 51
	16	# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	17
	18	# WARNING: this test changes the date of the system (and does not set it back).
	19	# This test sets the date of the current machine to $DATE1, creates a trace
	20	# makes sure the trace is really at that date, then restarts the trace, changes
	21	# the date to $DATE2, regenerates the metadata and validates that the trace is
	22	# actually at $DATE2.
	23
	24	TEST_DESC="Metadata regeneration after date change"
	25
	26	CURDIR=$(dirname $0)/
	27	TESTDIR=$CURDIR/..
	28	NUM_TESTS=44
	29	SESSION_NAME="regen"
	30	KERNEL_EVENT_NAME="lttng_test_filter_event"
	31	TRACE_PATH=$(mktemp -d)
	32
	33	TESTAPP_PATH="$TESTDIR/utils/testapp"
	34	TESTAPP_NAME="gen-ust-events"
	35	TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
	36	NR_ITER=1
	37	NR_USEC_WAIT=0
	38	UST_EVENT_NAME="tp:tptest"
	39
	40	DATE1="1970-02-02"
	41	DATE2="1980-02-02"
	42	HOUR="05:30"
	43
	44	source $TESTDIR/utils/utils.sh
	45
	46	# MUST set TESTDIR before calling those functions
	47	plan_tests $NUM_TESTS
	48
	49	print_test_banner "$TEST_DESC"
	50
512eb148 JD	51	function validate_trace_date
	52	{
	53	local test_date=$1
	54	local trace_path=$2
	55
	56	which $BABELTRACE_BIN >/dev/null
	57	if [ $? -ne 0 ]; then
	58	skip 0 "Babeltrace binary not found. Skipping trace validation"
	59	fi
	60
	61	res=$($BABELTRACE_BIN --clock-date $trace_path 2>/dev/null \| head -1 \| grep $test_date)
	62	if [ $? -eq 0 ]; then
	63	pass "Validate trace at date $test_date"
	64	ret=0
	65	else
	66	fail "The trace is not at the expected date"
	67	ret=-1
	68	fi
	69
	70	return $ret
	71	}
	72
	73	function test_kernel_local ()
	74	{
	75	diag "Test kernel local with metadata regeneration"
	76	date "+%Y-%m-%d %H:%M" -s "$DATE1 $HOUR" >/dev/null
	77	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	78	lttng_enable_kernel_event $SESSION_NAME $KERNEL_EVENT_NAME
	79	start_lttng_tracing_ok $SESSION_NAME
	80	echo -n "100" > /proc/lttng-test-filter-event
	81	stop_lttng_tracing_ok $SESSION_NAME
	82	validate_trace_date $DATE1 $TRACE_PATH
	83	start_lttng_tracing_ok $SESSION_NAME
	84	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null
eded6438	85	regenerate_metadata_ok $SESSION_NAME
512eb148 JD	86	stop_lttng_tracing_ok $SESSION_NAME
	87	validate_trace_date $DATE2 $TRACE_PATH
	88	if [ $? -eq 0 ]; then
	89	# Only delete if successful
	90	rm -rf $TRACE_PATH
	91	fi
	92	destroy_lttng_session_ok $SESSION_NAME
	93	}
	94
	95	function test_kernel_streaming ()
	96	{
	97	diag "Test kernel streaming with metadata regeneration"
	98	date "+%Y-%m-%d %H:%M" -s "$DATE1 $HOUR" >/dev/null
f0d43d3d	99	create_lttng_session_uri $SESSION_NAME net://localhost
512eb148 JD	100	lttng_enable_kernel_event $SESSION_NAME $KERNEL_EVENT_NAME
	101	start_lttng_tracing_ok $SESSION_NAME
	102	echo -n "100" > /proc/lttng-test-filter-event
	103	stop_lttng_tracing_ok $SESSION_NAME
	104	validate_trace_date $DATE1 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	105	start_lttng_tracing_ok $SESSION_NAME
	106	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null
eded6438	107	regenerate_metadata_ok $SESSION_NAME
512eb148 JD	108	stop_lttng_tracing_ok $SESSION_NAME
	109	# Validate test
	110	validate_trace_date $DATE2 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	111	if [ $? -eq 0 ]; then
	112	# Only delete if successful
	113	rm -rf $TRACE_PATH
	114	else
	115	break
	116	fi
	117	destroy_lttng_session_ok $SESSION_NAME
	118	}
	119
	120	function test_ust_local ()
	121	{
	122	local file_sync_after_first=$(mktemp -u)
	123	local file_sync_before_last=$(mktemp -u)
	124
	125	diag "Test UST local with metadata regeneration"
	126	date "+%Y-%m-%d %H:%M" -s "$DATE1 $HOUR" >/dev/null
	127	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	128	enable_ust_lttng_event_ok $SESSION_NAME $UST_EVENT_NAME
	129
	130	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} /dev/null 2>&1 &
	131
	132	start_lttng_tracing_ok $SESSION_NAME
	133
	134	touch ${file_sync_before_last}
	135	# Wait for the applications started in background
	136	wait
	137
	138	stop_lttng_tracing_ok $SESSION_NAME
	139	validate_trace_date $DATE1 $TRACE_PATH
	140
	141	start_lttng_tracing_ok $SESSION_NAME
	142	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null
eded6438	143	regenerate_metadata_ok $SESSION_NAME
512eb148 JD	144
	145	stop_lttng_tracing_ok $SESSION_NAME
	146	destroy_lttng_session_ok $SESSION_NAME
	147	validate_trace_date $DATE2 $TRACE_PATH
	148	if [ $? -eq 0 ]; then
	149	# Only delete if successful
	150	rm -rf $TRACE_PATH
	151	fi
	152	rm -f ${file_sync_after_first}
	153	rm -f ${file_sync_before_last}
	154	}
	155
	156	function test_ust_streaming ()
	157	{
	158	local file_sync_after_first=$(mktemp -u)
	159	local file_sync_before_last=$(mktemp -u)
	160
	161	diag "Test UST streaming with metadata regeneration"
	162	date "+%Y-%m-%d %H:%M" -s "$DATE1 $HOUR" >/dev/null
f0d43d3d	163	create_lttng_session_uri $SESSION_NAME net://localhost
512eb148 JD	164	enable_ust_lttng_event_ok $SESSION_NAME $UST_EVENT_NAME
	165
	166	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} /dev/null 2>&1 &
	167
	168	start_lttng_tracing_ok $SESSION_NAME
	169
	170	touch ${file_sync_before_last}
	171
	172	# Wait for the applications started in background
	173	wait
	174	stop_lttng_tracing_ok $SESSION_NAME
	175	validate_trace_date $DATE1 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	176
	177	start_lttng_tracing_ok $SESSION_NAME
	178	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null
	179
eded6438	180	regenerate_metadata_ok $SESSION_NAME
512eb148 JD	181
	182	stop_lttng_tracing_ok $SESSION_NAME
	183	destroy_lttng_session_ok $SESSION_NAME
	184	# Validate test
	185	validate_trace_date $DATE2 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	186	if [ $? -eq 0 ]; then
	187	# Only delete if successful
	188	rm -rf $TRACE_PATH
	189	fi
	190	rm -f ${file_sync_after_first}
	191	rm -f ${file_sync_before_last}
	192	}
	193
	194	if [ "$(id -u)" == "0" ]; then
	195	isroot=1
	196	else
	197	isroot=0
	198	fi
	199
	200	if ! destructive_tests_enabled ; then
	201	echo 'You need to set the LTTNG_ENABLE_DESTRUCTIVE_TESTS to "will-break-my-system" as argument to run this test'
	202	echo 'Moreover, please make sure that ntp is not running while executing this test'
	203	exit 0
	204	fi
	205
	206	skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS \|\|
	207	{
	208	start_lttng_relayd "-o $TRACE_PATH"
	209	start_lttng_sessiond
	210
	211	modprobe lttng-test
	212	test_kernel_local
	213	test_kernel_streaming
	214	rmmod lttng-test
	215
	216	test_ust_local
	217	test_ust_streaming
	218
	219	stop_lttng_sessiond
	220	stop_lttng_relayd
	221	}