[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_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
)

# Equivalent to the syconf(_SC_NPROCESSORS_CONF) call.
NPROC=`nproc --all`

source $TESTDIR/utils/utils.sh

if [ ! -x "$CURDIR/.libs/lttng-ust-getcpu-override-test.so" ]; then
	BAIL_OUT "No shared object generated"
fi

# MUST set TESTDIR before calling those functions

run_app()
{
	diag "Launching app without getcpu-plugin wrapper"
	$TESTAPP_BIN $NUM_EVENT 1
	ok $? "Application without wrapper done"
}

run_getcpu_plugin_app()
{
	diag "Launching app with getcpu-plugin wrapper"
	$CURDIR/$TESTAPP_WRAPPER $TESTAPP_BIN $NUM_EVENT
	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]} % $NPROC))" ]; 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]} % $NPROC))"
			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"

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
568d7e2d JR	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_NAME="tp:tptest"
	29
	30	NUM_TESTS=20
	31
	32	SEQUENCE_SEED=(
	33	100 57 232 236 42 193 224 184 216 150 92 91 108 118 55 243 65 101 209 0 147 36
	34	29 34 49 188 174 105 253 245 227 238 112 20 222 201 102 175 119 19 132 41 78 90
	35	114 64 138 14 48 18 162 85 204 124 133 73 172 106 241 126 28 104 111 21 127 219
	36	9 244 237 189 59 214 52 141 107 26 25 199 3 157 117 234 33 44 46 84 69 155 122
	37	250 231 86 239 76 190 120 1 94 206 8 148 159 167 215 164 31 217 61 71 125 68 109
	38	195 177 95 82 142 182 129 87 37 140 134 186 173 39 116 143 254 229 131 67 121
	39	192 240 15 221 30 242 185 80 170 135 51 187 194 246 12 225 181 137 211 228 88
	40	218 27 233 161 77 252 123 93 220 248 205 223 144 128 196 70 247 210 178 203 154
	41	24 169 149 163 35 7 151 103 197 139 165 158 207 72 113 145 45 183 11 198 43 81
	42	230 97 96 2 66 213 146 179 22 58 54 38 160 200 235 226 156 56 208 249 32 176 168
	43	110 191 79 152 115 10 74 60 251 17 83 180 171 202 40 166 255 53 212 98 5 50 99 4
	44	89 13 63 6 136 153 23 16 47 130 75 62
	45	)
	46
	47	# Equivalent to the syconf(_SC_NPROCESSORS_CONF) call.
	48	NPROC=`nproc --all`
	49
	50	source $TESTDIR/utils/utils.sh
	51
	52	if [ ! -x "$CURDIR/.libs/lttng-ust-getcpu-override-test.so" ]; then
	53	BAIL_OUT "No shared object generated"
	54	fi
	55
	56	# MUST set TESTDIR before calling those functions
	57
	58	run_app()
	59	{
	60	diag "Launching app without getcpu-plugin wrapper"
46ed3fd7	61	$TESTAPP_BIN $NUM_EVENT 1
568d7e2d JR	62	ok $? "Application without wrapper done"
	63	}
	64
	65	run_getcpu_plugin_app()
	66	{
	67	diag "Launching app with getcpu-plugin wrapper"
	68	$CURDIR/$TESTAPP_WRAPPER $TESTAPP_BIN $NUM_EVENT
	69	ok $? "Application with wrapper done"
	70	}
	71
	72	compare_ok()
	73	{
	74	compare 0 "$@"
	75	}
	76
	77	compare_fail()
	78	{
	79	compare 1 "$@"
	80	}
	81
	82	compare()
	83	{
	84	local expected_to_fail=$1
	85	declare -a array_to_compare=("${!2}")
	86	local valid=0
	87
	88	test ${#array_to_compare[]} -eq ${#SEQUENCE_SEED[]}
0a44ce80	89	ok $? "Sequence seed and cpuid sequence have the same size ${#SEQUENCE_SEED[]}/${#array_to_compare[]}"
568d7e2d JR	90
	91	for (( i = 0; i < ${#SEQUENCE_SEED[*]}; i++ )); do
	92	if [ "${array_to_compare[$i]}" -ne "$(( ${SEQUENCE_SEED[$i]} % $NPROC))" ]; then
	93	valid=1
	94	break
	95	fi
	96	done
	97
	98	if [[ $expected_to_fail -eq "1" ]]; then
	99	test $valid -ne "0"
0a44ce80	100	ok $? "Cpuid extraction and seed sequence comparison fails as expected"
568d7e2d JR	101	else
568d7e2d JR	102	ok $valid "Cpuid extraction and seed sequence comparison"
0a44ce80 JG	103	if [[ $valid -ne "0" ]]; then
	104	diag "Dumping arrays after failed comparison"
	105	for (( i = 0; i < ${#SEQUENCE_SEED[*]}; i++ )); do
	106	echo -n "# array value is "
	107	echo -n "${array_to_compare[$i]}"
	108	echo -n " expected "
	109	echo "$(( ${SEQUENCE_SEED[$i]} % $NPROC))"
	110	done
	111	diag "Dumping trace"
	112	$BABELTRACE_BIN $TRACE_PATH \| awk '{print "# " $0}'
	113	fi
568d7e2d JR	114	fi
	115	}
	116
0a44ce80	117	test_getcpu_override_fail()
568d7e2d	118	{
0a44ce80	119	diag "Getcpu plugin - no preloaded plugin"
568d7e2d JR	120
	121	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	122	enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
	123	start_lttng_tracing_ok $SESSION_NAME
	124	run_app
	125	stop_lttng_tracing_ok $SESSION_NAME
	126	destroy_lttng_session_ok $SESSION_NAME
	127
	128	# Move output to an array by using =($())
0a44ce80 JG	129	local cpuid_events=($($BABELTRACE_BIN $TRACE_PATH \| sed -n 's/.cpu_id = \([0-9]\).*/\1/p'))
0a44ce80 JG	130	local num_events=${#cpuid_events[*]}
568d7e2d JR	131	test $num_events -eq $NUM_EVENT
	132	ok $? "Extraction without getcpu plugin have $num_events/$NUM_EVENT"
	133	compare_fail cpuid_events[@]
	134
0a44ce80 JG	135	return $?
	136	}
	137
	138	test_getcpu_override()
	139	{
	140	diag "Getcpu plugin - with plugin preloaded"
	141
568d7e2d JR	142	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
	143	enable_ust_lttng_event_ok $SESSION_NAME "$EVENT_NAME"
	144	start_lttng_tracing_ok $SESSION_NAME
	145	run_getcpu_plugin_app
	146	stop_lttng_tracing_ok $SESSION_NAME
	147	destroy_lttng_session_ok $SESSION_NAME
	148
0a44ce80 JG	149	local cpuid_events=($($BABELTRACE_BIN $TRACE_PATH \| sed -n 's/.cpu_id = \([0-9]\).*/\1/p'))
0a44ce80 JG	150	local num_events=${#cpuid_events[*]}
568d7e2d	151	test $num_events -eq $NUM_EVENT
0a44ce80	152	ok $? "Extraction with getcpu plugin have $num_events/$NUM_EVENT"
568d7e2d JR	153
	154	compare_ok cpuid_events[@]
	155
	156	return $?
	157	}
	158
	159	plan_tests $NUM_TESTS
	160
	161	print_test_banner "$TEST_DESC"
	162
	163	TESTS=(
0a44ce80 JG	164	test_getcpu_override_fail
0a44ce80 JG	165	test_getcpu_override
568d7e2d JR	166	)
	167
	168	TEST_COUNT=${#TESTS[@]}
	169	i=0
	170
	171	start_lttng_sessiond
	172
0a44ce80 JG	173	for fct_test in ${TESTS[@]};
0a44ce80 JG	174	do
568d7e2d JR	175	TRACE_PATH=$(mktemp -d)
568d7e2d JR	176
0a44ce80 JG	177	${fct_test}
	178	if [ $? -ne 0 ]; then
	179	break;
	180	fi
568d7e2d JR	181
568d7e2d JR	182	rm -rf $TRACE_PATH
568d7e2d JR	183	done
	184
	185	stop_lttng_sessiond