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1 | #!/bin/bash |
2 | # | |
3 | # Copyright (C) - 2013 Christian Babeux <christian.babeux@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 | ||
18 | TEST_DESC="Tracefile count limits" | |
19 | ||
20 | CURDIR=$(dirname $0)/ | |
21 | TESTDIR=$CURDIR/../../.. | |
22 | ||
23 | TESTAPP_PATH="$TESTDIR/utils/testapp" | |
24 | TESTAPP_NAME="gen-ust-events" | |
25 | TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME" | |
26 | ||
27 | STATS_BIN="$TESTDIR/utils/babelstats.pl" | |
d7ee608c | 28 | NUM_TESTS=74 |
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29 | |
30 | NUM_CPUS=`nproc` | |
3b0246b4 | 31 | PAGE_SIZE=$(getconf PAGE_SIZE) |
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32 | |
33 | source $TESTDIR/utils/utils.sh | |
34 | ||
35 | if [ ! -x "$TESTAPP_BIN" ]; then | |
36 | BAIL_OUT "No UST events binary detected." | |
37 | fi | |
38 | ||
d946d662 CB |
39 | function enable_lttng_channel_count_limit () |
40 | { | |
41 | sess_name="$1" | |
42 | channel_name="$2" | |
43 | tracefile_count_limit="$3" | |
44 | ||
45 | test_name="Enable channel $channel_name " | |
46 | test_name+="for session $sess_name: " | |
47 | test_name+="$tracefile_count_limit tracefiles" | |
48 | ||
49 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel \ | |
50 | -u $channel_name -s $sess_name \ | |
3b0246b4 | 51 | -C $(($PAGE_SIZE*3)) -W $tracefile_count_limit \ |
d946d662 CB |
52 | --overwrite >/dev/null 2>&1 |
53 | ||
54 | ok $? "$test_name" | |
55 | } | |
56 | ||
57 | function enable_ust_lttng_event_per_channel () | |
58 | { | |
59 | sess_name="$1" | |
60 | event_name="$2" | |
61 | channel_name="$3" | |
62 | ||
63 | test_name="Enable event $event_name " | |
64 | test_name+="for session $sess_name " | |
65 | test_name+="in channel $channel_name" | |
66 | ||
67 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" \ | |
68 | -s $sess_name -u -c $channel_name >/dev/null 2>&1 | |
69 | ||
70 | ok $? "$test_name" | |
71 | } | |
72 | ||
73 | function validate_min_max | |
74 | { | |
75 | stats="$1" | |
76 | field="$2" | |
77 | expected_min="$3" | |
78 | expected_max="$4" | |
79 | ||
80 | echo $stats | grep -q -E "$field $expected_min $expected_max" | |
81 | return $? | |
82 | } | |
83 | ||
84 | function validate_file_count | |
85 | { | |
86 | path="$1" | |
87 | file_pattern="$2" | |
88 | expected_max_count="$3" | |
89 | ||
d3e2ba59 | 90 | count=`find $path -name "$file_pattern" -type f \( ! -iname "*.idx" \) | wc -l` |
d946d662 CB |
91 | |
92 | if [ "$count" -gt "$expected_max_count" ]; then | |
93 | fail "Validate file count: $file_pattern" | |
94 | diag "File count: $count expected: $expected_max_count" | |
95 | else | |
96 | pass "Validate file count: $file_pattern" | |
97 | fi | |
98 | } | |
99 | ||
100 | function test_tracefile_count_limit () | |
101 | { | |
102 | count_limit="$1" | |
103 | trace_path=$(mktemp -d) | |
104 | session_name=$(randstring 16 0) | |
105 | channel_name="channel" | |
106 | event_name="tp:tptest" | |
3b0246b4 | 107 | num_iter=100000 |
d946d662 CB |
108 | expected_max=$(($num_iter - 1)) |
109 | ||
110 | diag "Test tracefile count limit : $count_limit tracefiles" | |
111 | ||
bf6ae429 | 112 | create_lttng_session_ok $session_name $trace_path |
d946d662 CB |
113 | |
114 | enable_lttng_channel_count_limit \ | |
115 | $session_name $channel_name $count_limit | |
116 | ||
117 | enable_ust_lttng_event_per_channel \ | |
118 | $session_name $event_name $channel_name | |
119 | ||
e563bbdb | 120 | start_lttng_tracing_ok $session_name |
d946d662 | 121 | |
d7ee608c | 122 | $TESTAPP_BIN $num_iter >/dev/null 2>&1 |
d946d662 | 123 | |
96340a01 | 124 | stop_lttng_tracing_ok $session_name |
d946d662 | 125 | |
67b4c664 | 126 | destroy_lttng_session_ok $session_name |
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127 | |
128 | # Validate tracing dir | |
129 | ||
d40d4ff6 | 130 | for cpuno in $(seq 0 $(($NUM_CPUS - 1))) |
d946d662 CB |
131 | do |
132 | validate_file_count \ | |
133 | $trace_path "${channel_name}_${cpuno}_*" $count_limit | |
134 | done | |
135 | ||
136 | # Validate tracing data | |
137 | ||
138 | stats=`babeltrace $trace_path | $STATS_BIN --tracepoint $event_name` | |
139 | ||
140 | validate_min_max "$stats" "intfield" "[0-9]+" "$expected_max" | |
141 | ok $? "Trace validation - intfield" | |
142 | ||
143 | validate_min_max "$stats" "netintfield" "[0-9]+" "$expected_max" | |
144 | ok $? "Trace validation - netintfield" | |
145 | ||
146 | validate_min_max "$stats" "longfield" "[0-9]+" "$expected_max" | |
147 | ok $? "Trace validation - longfield" | |
148 | ||
149 | rm -rf $trace_path | |
150 | } | |
151 | ||
d40d4ff6 CB |
152 | LIMITS=("1" "2" "4" "8" "10" "16" "32" "64") |
153 | ||
154 | # The file count validation depends on the number of streams (1 per cpu) | |
155 | TOTAL_TESTS=$(($NUM_TESTS + (${#LIMITS[@]} * $NUM_CPUS))) | |
156 | ||
157 | plan_tests $TOTAL_TESTS | |
d946d662 CB |
158 | |
159 | print_test_banner "$TEST_DESC" | |
160 | ||
161 | start_lttng_sessiond | |
162 | ||
d946d662 CB |
163 | for limit in ${LIMITS[@]}; |
164 | do | |
165 | test_tracefile_count_limit $limit | |
166 | done | |
167 | ||
168 | stop_lttng_sessiond |