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7972aab2 DG |
1 | #!/bin/bash |
2 | # | |
3 | # Copyright (C) - 2012 David Goulet <dgoulet@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 tracer - Tracing with per UID buffers" | |
18 | ||
19 | CURDIR=$(dirname $0)/ | |
20 | TESTDIR=$CURDIR/../../.. | |
21 | NR_ITER=100 | |
22 | SESSION_NAME="buffers-uid" | |
23 | EVENT_NAME="ust_gen_nevents:tptest" | |
24 | BIN_NAME="gen-nevents" | |
25 | NUM_TESTS=58 | |
26 | ||
27 | source $TESTDIR/utils/utils.sh | |
28 | ||
7972aab2 DG |
29 | if [ ! -x "$CURDIR/gen-nevents" ]; then |
30 | BAIL_OUT "No UST nevents binary detected." | |
31 | fi | |
32 | ||
33 | # MUST set TESTDIR before calling those functions | |
34 | ||
35 | function enable_channel_per_uid() | |
36 | { | |
37 | sess_name=$1 | |
38 | channel_name=$2 | |
39 | ||
40 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name >/dev/null 2>&1 | |
41 | ok $? "Enable channel $channel_name per UID for session $sess_name" | |
42 | } | |
43 | ||
44 | function wait_apps | |
45 | { | |
46 | diag "Waiting for applications to end..." | |
47 | while [ -n "$(pidof $BIN_NAME)" ]; do | |
48 | sleep 1 | |
49 | done | |
50 | } | |
51 | ||
52 | test_after_multiple_apps() { | |
53 | local out | |
54 | local i | |
55 | ||
56 | diag "Start multiple applications AFTER tracing is started" | |
57 | ||
58 | # BEFORE application is spawned | |
59 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
60 | enable_channel_per_uid $SESSION_NAME "channel0" | |
61 | enable_ust_lttng_event $SESSION_NAME $EVENT_NAME | |
62 | start_lttng_tracing $SESSION_NAME | |
63 | ||
64 | for i in `seq 1 5`; do | |
65 | ./$CURDIR/$BIN_NAME $NR_ITER & >/dev/null 2>&1 | |
66 | ok $? "Start application $i for tracing" | |
67 | done | |
68 | wait_apps | |
69 | ||
70 | stop_lttng_tracing $SESSION_NAME | |
71 | destroy_lttng_session $SESSION_NAME | |
72 | ||
73 | trace_matches $EVENT_NAME $[NR_ITER * 5] $TRACE_PATH | |
74 | ||
75 | return $? | |
76 | } | |
77 | ||
78 | test_before_multiple_apps() { | |
79 | local out | |
80 | local i | |
81 | ||
82 | diag "Start multiple applications BEFORE tracing is started" | |
83 | ||
84 | for i in `seq 1 5`; do | |
85 | ./$CURDIR/$BIN_NAME $NR_ITER & >/dev/null 2>&1 | |
86 | ok $? "Start application $i for tracing" | |
87 | done | |
88 | ||
89 | # BEFORE application is spawned | |
90 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
91 | enable_channel_per_uid $SESSION_NAME "channel0" | |
92 | enable_ust_lttng_event $SESSION_NAME $EVENT_NAME | |
93 | start_lttng_tracing $SESSION_NAME | |
94 | ||
95 | # At least hit one event | |
96 | sleep 2 | |
97 | ||
98 | stop_lttng_tracing $SESSION_NAME | |
99 | destroy_lttng_session $SESSION_NAME | |
100 | ||
101 | out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l) | |
102 | if [ $out -eq 0 ]; then | |
103 | fail "Trace validation" | |
104 | diag "No event(s) found. We are supposed to have at least one." | |
105 | out=1 | |
106 | else | |
107 | pass "Trace validation" | |
108 | diag "Found $out event(s). Coherent." | |
109 | out=0 | |
110 | fi | |
111 | ||
112 | wait_apps | |
113 | ||
114 | return $out | |
115 | } | |
116 | ||
117 | test_after_app() { | |
118 | local out | |
119 | ||
120 | diag "Start application AFTER tracing is started" | |
121 | ||
122 | # BEFORE application is spawned | |
123 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
124 | enable_channel_per_uid $SESSION_NAME "channel0" | |
125 | enable_ust_lttng_event $SESSION_NAME $EVENT_NAME | |
126 | start_lttng_tracing $SESSION_NAME | |
127 | ||
128 | ./$CURDIR/$BIN_NAME $NR_ITER | |
129 | ok $? "Start application to trace" | |
130 | ||
131 | stop_lttng_tracing $SESSION_NAME | |
132 | destroy_lttng_session $SESSION_NAME | |
133 | ||
134 | trace_matches $EVENT_NAME $NR_ITER $TRACE_PATH | |
135 | ||
136 | return $? | |
137 | } | |
138 | ||
139 | test_before_app() { | |
140 | local out | |
141 | ||
142 | diag "Start application BEFORE tracing is started" | |
143 | ||
144 | ./$CURDIR/$BIN_NAME $NR_ITER & | |
145 | ok $? "Start application to trace" | |
146 | ||
147 | # BEFORE application is spawned | |
148 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
149 | enable_channel_per_uid $SESSION_NAME "channel0" | |
150 | enable_ust_lttng_event $SESSION_NAME $EVENT_NAME | |
151 | start_lttng_tracing $SESSION_NAME | |
152 | ||
153 | # At least hit one event | |
154 | sleep 2 | |
155 | ||
156 | stop_lttng_tracing $SESSION_NAME | |
157 | destroy_lttng_session $SESSION_NAME | |
158 | ||
159 | out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l) | |
160 | if [ $out -eq 0 ]; then | |
161 | fail "Trace validation" | |
162 | diag "No event(s) found. We are supposed to have at least one." | |
163 | out=1 | |
164 | else | |
165 | pass "Trace validation" | |
166 | diag "Found $out event(s). Coherent." | |
167 | out=0 | |
168 | fi | |
169 | ||
170 | wait_apps | |
171 | ||
172 | return $out | |
173 | } | |
174 | ||
175 | test_multiple_channels() { | |
176 | local out | |
177 | ||
178 | diag "Start with multiple channels" | |
179 | ||
180 | # BEFORE application is spawned | |
181 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
182 | enable_channel_per_uid $SESSION_NAME "channel0" | |
183 | enable_channel_per_uid $SESSION_NAME "channel1" | |
184 | enable_channel_per_uid $SESSION_NAME "channel2" | |
185 | enable_channel_per_uid $SESSION_NAME "channel3" | |
186 | enable_channel_per_uid $SESSION_NAME "channel4" | |
187 | # Enable event in all channels. | |
188 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel0 -s $SESSION_NAME -u >/dev/null 2>&1 | |
189 | ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel0" | |
190 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel1 -s $SESSION_NAME -u >/dev/null 2>&1 | |
191 | ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel1" | |
192 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel2 -s $SESSION_NAME -u >/dev/null 2>&1 | |
193 | ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel2" | |
194 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel3 -s $SESSION_NAME -u >/dev/null 2>&1 | |
195 | ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel3" | |
196 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event $EVENT_NAME -c channel4 -s $SESSION_NAME -u >/dev/null 2>&1 | |
197 | ok $? "Enable event $EVENT_NAME for session $SESSION_NAME in channel4" | |
198 | start_lttng_tracing $SESSION_NAME | |
199 | ||
200 | ./$CURDIR/$BIN_NAME $NR_ITER | |
201 | ok $? "Start application to trace" | |
202 | ||
203 | stop_lttng_tracing $SESSION_NAME | |
2edab283 | 204 | trace_matches $EVENT_NAME $[NR_ITER * 5] $TRACE_PATH |
7972aab2 DG |
205 | out=$? |
206 | ||
207 | destroy_lttng_session $SESSION_NAME | |
208 | ||
209 | return $out | |
210 | } | |
211 | ||
212 | # MUST set TESTDIR before calling those functions | |
213 | plan_tests $NUM_TESTS | |
214 | ||
e3bef725 CB |
215 | print_test_banner "$TEST_DESC" |
216 | ||
7972aab2 DG |
217 | TESTS=( |
218 | "test_before_app" | |
219 | "test_after_app" | |
220 | "test_after_multiple_apps" | |
221 | "test_before_multiple_apps" | |
222 | "test_multiple_channels" | |
223 | ) | |
224 | ||
225 | TEST_COUNT=${#TESTS[@]} | |
226 | i=0 | |
227 | ||
228 | start_lttng_sessiond | |
229 | ||
230 | while [ $i -lt $TEST_COUNT ]; do | |
231 | TRACE_PATH=$(mktemp -d) | |
232 | ${TESTS[$i]} | |
7972aab2 DG |
233 | rm -rf $TRACE_PATH |
234 | let "i++" | |
235 | done | |
236 | ||
237 | stop_lttng_sessiond |