[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 -i $NR_ITER -w $NR_USEC_WAIT \
		--sync-after-first-event ${file_sync_after_first} \
		--sync-before-last-event ${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 -i $NR_ITER -w $NR_USEC_WAIT \
		--sync-after-first-event ${file_sync_after_first} \
		--sync-before-last-event ${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
6c4a91d6 MD	130	$TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
	131	--sync-after-first-event ${file_sync_after_first} \
	132	--sync-before-last-event ${file_sync_before_last} /dev/null 2>&1 &
512eb148 JD	133
	134	start_lttng_tracing_ok $SESSION_NAME
	135
	136	touch ${file_sync_before_last}
	137	# Wait for the applications started in background
	138	wait
	139
	140	stop_lttng_tracing_ok $SESSION_NAME
	141	validate_trace_date $DATE1 $TRACE_PATH
	142
	143	start_lttng_tracing_ok $SESSION_NAME
	144	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null
eded6438	145	regenerate_metadata_ok $SESSION_NAME
512eb148 JD	146
	147	stop_lttng_tracing_ok $SESSION_NAME
	148	destroy_lttng_session_ok $SESSION_NAME
	149	validate_trace_date $DATE2 $TRACE_PATH
	150	if [ $? -eq 0 ]; then
	151	# Only delete if successful
	152	rm -rf $TRACE_PATH
	153	fi
	154	rm -f ${file_sync_after_first}
	155	rm -f ${file_sync_before_last}
	156	}
	157
	158	function test_ust_streaming ()
	159	{
	160	local file_sync_after_first=$(mktemp -u)
	161	local file_sync_before_last=$(mktemp -u)
	162
	163	diag "Test UST streaming with metadata regeneration"
	164	date "+%Y-%m-%d %H:%M" -s "$DATE1 $HOUR" >/dev/null
f0d43d3d	165	create_lttng_session_uri $SESSION_NAME net://localhost
512eb148 JD	166	enable_ust_lttng_event_ok $SESSION_NAME $UST_EVENT_NAME
512eb148 JD	167
6c4a91d6 MD	168	$TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
	169	--sync-after-first-event ${file_sync_after_first} \
	170	--sync-before-last-event ${file_sync_before_last} /dev/null 2>&1 &
512eb148 JD	171
	172	start_lttng_tracing_ok $SESSION_NAME
	173
	174	touch ${file_sync_before_last}
	175
	176	# Wait for the applications started in background
	177	wait
	178	stop_lttng_tracing_ok $SESSION_NAME
	179	validate_trace_date $DATE1 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	180
	181	start_lttng_tracing_ok $SESSION_NAME
	182	date "+%Y-%m-%d %H:%M" -s "$DATE2 $HOUR" >/dev/null
	183
eded6438	184	regenerate_metadata_ok $SESSION_NAME
512eb148 JD	185
	186	stop_lttng_tracing_ok $SESSION_NAME
	187	destroy_lttng_session_ok $SESSION_NAME
	188	# Validate test
	189	validate_trace_date $DATE2 $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
	190	if [ $? -eq 0 ]; then
	191	# Only delete if successful
	192	rm -rf $TRACE_PATH
	193	fi
	194	rm -f ${file_sync_after_first}
	195	rm -f ${file_sync_before_last}
	196	}
	197
	198	if [ "$(id -u)" == "0" ]; then
	199	isroot=1
	200	else
	201	isroot=0
	202	fi
	203
	204	if ! destructive_tests_enabled ; then
	205	echo 'You need to set the LTTNG_ENABLE_DESTRUCTIVE_TESTS to "will-break-my-system" as argument to run this test'
	206	echo 'Moreover, please make sure that ntp is not running while executing this test'
	207	exit 0
	208	fi
	209
	210	skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS \|\|
	211	{
	212	start_lttng_relayd "-o $TRACE_PATH"
	213	start_lttng_sessiond
	214
	215	modprobe lttng-test
	216	test_kernel_local
	217	test_kernel_streaming
	218	rmmod lttng-test
	219
	220	test_ust_local
	221	test_ust_streaming
	222
	223	stop_lttng_sessiond
	224	stop_lttng_relayd
	225	}