[lttng-tools.git] / tests / regression / ust / getcpu-override / test_getcpu_override

#!/bin/bash
#
# Copyright (C) - 2015 Jonathan Rajotte <jonathan.rajotte-julien@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="UST - Getcpu override plugin"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../../..
SESSION_NAME="sequence-cpu"

TESTAPP_PATH="$TESTDIR/utils/testapp"
TESTAPP_NAME="gen-ust-events"
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
TESTAPP_WRAPPER="run-getcpu-override"
NUM_EVENT=256
EVENT_WAIT_USEC=1
EVENT_NAME="tp:tptest"

NUM_TESTS=20

SEQUENCE_SEED=(
100 57 232 236 42 193 224 184 216 150 92 91 108 118 55 243 65 101 209 0 147 36
29 34 49 188 174 105 253 245 227 238 112 20 222 201 102 175 119 19 132 41 78 90
114 64 138 14 48 18 162 85 204 124 133 73 172 106 241 126 28 104 111 21 127 219
9 244 237 189 59 214 52 141 107 26 25 199 3 157 117 234 33 44 46 84 69 155 122
250 231 86 239 76 190 120 1 94 206 8 148 159 167 215 164 31 217 61 71 125 68 109
195 177 95 82 142 182 129 87 37 140 134 186 173 39 116 143 254 229 131 67 121
192 240 15 221 30 242 185 80 170 135 51 187 194 246 12 225 181 137 211 228 88
218 27 233 161 77 252 123 93 220 248 205 223 144 128 196 70 247 210 178 203 154
24 169 149 163 35 7 151 103 197 139 165 158 207 72 113 145 45 183 11 198 43 81
230 97 96 2 66 213 146 179 22 58 54 38 160 200 235 226 156 56 208 249 32 176 168
110 191 79 152 115 10 74 60 251 17 83 180 171 202 40 166 255 53 212 98 5 50 99 4
89 13 63 6 136 153 23 16 47 130 75 62
)

source $TESTDIR/utils/utils.sh

# Equivalent to the syconf(_SC_NPROCESSORS_CONF) call.
num_cpus=$(conf_proc_count)

# MUST set TESTDIR before calling those functions

run_app()
{
	diag "Launching app without getcpu-plugin wrapper"
	$TESTAPP_BIN -i $NUM_EVENT -w $EVENT_WAIT_USEC
	ok $? "Application without wrapper done"
}

run_getcpu_plugin_app()
{
	diag "Launching app with getcpu-plugin wrapper"
	$CURDIR/$TESTAPP_WRAPPER $TESTAPP_BIN -i $NUM_EVENT -w $EVENT_WAIT_USEC
	ok $? "Application with wrapper done"
}

compare_ok()
{
	compare 0 "$@"
}

compare_fail()
{
	compare 1 "$@"
}

compare()
{
	local expected_to_fail=$1
	declare -a array_to_compare=("${!2}")
	local valid=0

	test ${#array_to_compare[*]} -eq ${#SEQUENCE_SEED[*]}
	ok $? "Sequence seed and cpuid sequence have the same size ${#SEQUENCE_SEED[*]}/${#array_to_compare[*]}"

	for (( i = 0; i < ${#SEQUENCE_SEED[*]}; i++ )); do
		if [ "${array_to_compare[$i]}" -ne "$(( ${SEQUENCE_SEED[$i]} % $num_cpus))" ]; then
			valid=1
			break
		fi
	done

	if [[ $expected_to_fail -eq "1" ]]; then
		test $valid -ne "0"
		ok $? "Cpuid extraction and seed sequence comparison fails as expected"
	else
		ok $valid "Cpuid extraction and seed sequence comparison"
		if [[ $valid -ne "0" ]]; then
			diag "Dumping arrays after failed comparison"
			for (( i = 0; i < ${#SEQUENCE_SEED[*]}; i++ )); do
				echo -n "# array value is "
				echo -n "${array_to_compare[$i]}"
				echo -n " expected "
				echo "$(( ${SEQUENCE_SEED[$i]} % $num_cpus))"
			done
			diag "Dumping trace"
			$BABELTRACE_BIN $TRACE_PATH | awk '{print "# " $0}'
		fi
	fi
}

test_getcpu_override_fail()
{
	diag "Getcpu plugin - no preloaded plugin"

	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
	start_lttng_tracing_ok $SESSION_NAME
	run_app
	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME

	# Move output to an array by using =($())
	local cpuid_events=($($BABELTRACE_BIN $TRACE_PATH | sed -n 's/.*cpu_id = \([0-9]*\).*/\1/p'))
	local num_events=${#cpuid_events[*]}
	test $num_events -eq $NUM_EVENT
	ok $? "Extraction without getcpu plugin have $num_events/$NUM_EVENT"
	compare_fail cpuid_events[@]

	return $?
}

test_getcpu_override()
{
	diag "Getcpu plugin - with plugin preloaded"

	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
	start_lttng_tracing_ok $SESSION_NAME
	run_getcpu_plugin_app
	stop_lttng_tracing_ok $SESSION_NAME
	destroy_lttng_session_ok $SESSION_NAME

	local cpuid_events=($($BABELTRACE_BIN $TRACE_PATH | sed -n 's/.*cpu_id = \([0-9]*\).*/\1/p'))
	local num_events=${#cpuid_events[*]}
	test $num_events -eq $NUM_EVENT
	ok $? "Extraction with getcpu plugin have $num_events/$NUM_EVENT"

	compare_ok cpuid_events[@]

	return $?
}

plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

if [ -x "$CURDIR/.libs/lttng-ust-getcpu-override-test.so" ]; then
	foundobj=1
else
	foundobj=0
fi

skip $foundobj "No shared object generated. Skipping all tests." $NUM_TESTS && exit 0

TESTS=(
	test_getcpu_override_fail
	test_getcpu_override
)

TEST_COUNT=${#TESTS[@]}
i=0

start_lttng_sessiond

for fct_test in ${TESTS[@]};
do
	TRACE_PATH=$(mktemp -d)

	${fct_test}
	if [ $? -ne 0 ]; then
		break;
	fi

	rm -rf $TRACE_PATH
done

stop_lttng_sessiond
Commit	Line	Data
	1	#!/bin/bash
	2	#
	3	# Copyright (C) - 2015 Jonathan Rajotte <jonathan.rajotte-julien@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="UST - Getcpu override plugin"
	18
	19	CURDIR=$(dirname $0)/
	20	TESTDIR=$CURDIR/../../..
	21	SESSION_NAME="sequence-cpu"
	22
	23	TESTAPP_PATH="$TESTDIR/utils/testapp"
	24	TESTAPP_NAME="gen-ust-events"
	25	TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
	26	TESTAPP_WRAPPER="run-getcpu-override"
	27	NUM_EVENT=256
	28	EVENT_WAIT_USEC=1
	29	EVENT_NAME="tp:tptest"
	30
	31	NUM_TESTS=20
	32
	33	SEQUENCE_SEED=(
	34	100 57 232 236 42 193 224 184 216 150 92 91 108 118 55 243 65 101 209 0 147 36
	35	29 34 49 188 174 105 253 245 227 238 112 20 222 201 102 175 119 19 132 41 78 90
	36	114 64 138 14 48 18 162 85 204 124 133 73 172 106 241 126 28 104 111 21 127 219
	37	9 244 237 189 59 214 52 141 107 26 25 199 3 157 117 234 33 44 46 84 69 155 122
	38	250 231 86 239 76 190 120 1 94 206 8 148 159 167 215 164 31 217 61 71 125 68 109
	39	195 177 95 82 142 182 129 87 37 140 134 186 173 39 116 143 254 229 131 67 121
	40	192 240 15 221 30 242 185 80 170 135 51 187 194 246 12 225 181 137 211 228 88
	41	218 27 233 161 77 252 123 93 220 248 205 223 144 128 196 70 247 210 178 203 154
	42	24 169 149 163 35 7 151 103 197 139 165 158 207 72 113 145 45 183 11 198 43 81
	43	230 97 96 2 66 213 146 179 22 58 54 38 160 200 235 226 156 56 208 249 32 176 168
	44	110 191 79 152 115 10 74 60 251 17 83 180 171 202 40 166 255 53 212 98 5 50 99 4
	45	89 13 63 6 136 153 23 16 47 130 75 62
	46	)
	47
	48	source $TESTDIR/utils/utils.sh
	49
	50	# Equivalent to the syconf(_SC_NPROCESSORS_CONF) call.
	51	num_cpus=$(conf_proc_count)
	52
	53	# MUST set TESTDIR before calling those functions
	54
	55	run_app()
	56	{
	57	diag "Launching app without getcpu-plugin wrapper"
	58	$TESTAPP_BIN -i $NUM_EVENT -w $EVENT_WAIT_USEC
	59	ok $? "Application without wrapper done"
	60	}
	61
	62	run_getcpu_plugin_app()
	63	{
	64	diag "Launching app with getcpu-plugin wrapper"
	65	$CURDIR/$TESTAPP_WRAPPER $TESTAPP_BIN -i $NUM_EVENT -w $EVENT_WAIT_USEC
	66	ok $? "Application with wrapper done"
	67	}
	68
	69	compare_ok()
	70	{
	71	compare 0 "$@"
	72	}
	73
	74	compare_fail()
	75	{
	76	compare 1 "$@"
	77	}
	78
	79	compare()
	80	{
	81	local expected_to_fail=$1
	82	declare -a array_to_compare=("${!2}")
	83	local valid=0
	84
	85	test ${#array_to_compare[]} -eq ${#SEQUENCE_SEED[]}
	86	ok $? "Sequence seed and cpuid sequence have the same size ${#SEQUENCE_SEED[]}/${#array_to_compare[]}"
	87
	88	for (( i = 0; i < ${#SEQUENCE_SEED[*]}; i++ )); do
	89	if [ "${array_to_compare[$i]}" -ne "$(( ${SEQUENCE_SEED[$i]} % $num_cpus))" ]; then
	90	valid=1
	91	break
	92	fi
	93	done
	94
	95	if [[ $expected_to_fail -eq "1" ]]; then
	96	test $valid -ne "0"
	97	ok $? "Cpuid extraction and seed sequence comparison fails as expected"
	98	else
	99	ok $valid "Cpuid extraction and seed sequence comparison"
	100	if [[ $valid -ne "0" ]]; then
	101	diag "Dumping arrays after failed comparison"
	102	for (( i = 0; i < ${#SEQUENCE_SEED[*]}; i++ )); do
	103	echo -n "# array value is "
	104	echo -n "${array_to_compare[$i]}"
	105	echo -n " expected "
	106	echo "$(( ${SEQUENCE_SEED[$i]} % $num_cpus))"
	107	done
	108	diag "Dumping trace"
	109	$BABELTRACE_BIN $TRACE_PATH \| awk '{print "# " $0}'
	110	fi
	111	fi
	112	}
	113
	114	test_getcpu_override_fail()
	115	{
	116	diag "Getcpu plugin - no preloaded plugin"
	117
	118	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	119	enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
	120	start_lttng_tracing_ok $SESSION_NAME
	121	run_app
	122	stop_lttng_tracing_ok $SESSION_NAME
	123	destroy_lttng_session_ok $SESSION_NAME
	124
	125	# Move output to an array by using =($())
	126	local cpuid_events=($($BABELTRACE_BIN $TRACE_PATH \| sed -n 's/.cpu_id = \([0-9]\).*/\1/p'))
	127	local num_events=${#cpuid_events[*]}
	128	test $num_events -eq $NUM_EVENT
	129	ok $? "Extraction without getcpu plugin have $num_events/$NUM_EVENT"
	130	compare_fail cpuid_events[@]
	131
	132	return $?
	133	}
	134
	135	test_getcpu_override()
	136	{
	137	diag "Getcpu plugin - with plugin preloaded"
	138
	139	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	140	enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
	141	start_lttng_tracing_ok $SESSION_NAME
	142	run_getcpu_plugin_app
	143	stop_lttng_tracing_ok $SESSION_NAME
	144	destroy_lttng_session_ok $SESSION_NAME
	145
	146	local cpuid_events=($($BABELTRACE_BIN $TRACE_PATH \| sed -n 's/.cpu_id = \([0-9]\).*/\1/p'))
	147	local num_events=${#cpuid_events[*]}
	148	test $num_events -eq $NUM_EVENT
	149	ok $? "Extraction with getcpu plugin have $num_events/$NUM_EVENT"
	150
	151	compare_ok cpuid_events[@]
	152
	153	return $?
	154	}
	155
	156	plan_tests $NUM_TESTS
	157
	158	print_test_banner "$TEST_DESC"
	159
	160	if [ -x "$CURDIR/.libs/lttng-ust-getcpu-override-test.so" ]; then
	161	foundobj=1
	162	else
	163	foundobj=0
	164	fi
	165
	166	skip $foundobj "No shared object generated. Skipping all tests." $NUM_TESTS && exit 0
	167
	168	TESTS=(
	169	test_getcpu_override_fail
	170	test_getcpu_override
	171	)
	172
	173	TEST_COUNT=${#TESTS[@]}
	174	i=0
	175
	176	start_lttng_sessiond
	177
	178	for fct_test in ${TESTS[@]};
	179	do
	180	TRACE_PATH=$(mktemp -d)
	181
	182	${fct_test}
	183	if [ $? -ne 0 ]; then
	184	break;
	185	fi
	186
	187	rm -rf $TRACE_PATH
	188	done
	189
	190	stop_lttng_sessiond