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a788a3ed 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 and periodical flush" | |
18 | ||
19 | CURDIR=$(dirname $0)/ | |
20 | TESTDIR=$CURDIR/../../.. | |
21 | NR_ITER=100 | |
b688191f CB |
22 | NR_USEC_WAIT=100000 |
23 | TESTAPP_PATH="$TESTDIR/utils/testapp" | |
24 | TESTAPP_NAME="gen-ust-events" | |
25 | TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME" | |
a788a3ed | 26 | SESSION_NAME="periodical-flush" |
b688191f | 27 | EVENT_NAME="tp:tptest" |
a788a3ed DG |
28 | BIN_NAME="gen-nevents" |
29 | NUM_TESTS=38 | |
30 | ||
31 | source $TESTDIR/utils/utils.sh | |
32 | ||
b688191f CB |
33 | if [ ! -x "$TESTAPP_BIN" ]; then |
34 | BAIL_OUT "No UST events binary detected." | |
a788a3ed DG |
35 | fi |
36 | ||
37 | # MUST set TESTDIR before calling those functions | |
38 | ||
39 | function enable_channel_per_uid() | |
40 | { | |
41 | local sess_name=$1 | |
42 | local channel_name=$2 | |
43 | ||
dd770530 DG |
44 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name --switch-timer 1000000 >/dev/null 2>&1 |
45 | ok $? "Enable channel $channel_name per UID for session $sess_name" | |
46 | } | |
47 | ||
48 | function enable_channel_per_pid() | |
49 | { | |
50 | local sess_name=$1 | |
51 | local channel_name=$2 | |
52 | ||
53 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-pid -u $channel_name -s $sess_name --switch-timer 1000000 >/dev/null 2>&1 | |
a788a3ed DG |
54 | ok $? "Enable channel $channel_name per UID for session $sess_name" |
55 | } | |
56 | ||
57 | function enable_metadata_per_uid() | |
58 | { | |
59 | local sess_name=$1 | |
60 | local channel_name="metadata" | |
61 | ||
62 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name --switch-timer 200000 >/dev/null 2>&1 | |
63 | ok $? "Enable channel $channel_name per UID for session $sess_name" | |
64 | } | |
65 | ||
66 | function enable_metadata_per_pid() | |
67 | { | |
68 | local sess_name=$1 | |
69 | local channel_name="metadata" | |
70 | ||
71 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-pid -u $channel_name -s $sess_name --switch-timer 200000 >/dev/null 2>&1 | |
72 | ok $? "Enable channel $channel_name per PID for session $sess_name" | |
73 | } | |
74 | ||
75 | function wait_apps | |
76 | { | |
77 | diag "Waiting for applications to end..." | |
b688191f | 78 | while [ -n "$(pidof $TESTAPP_NAME)" ]; do |
a788a3ed DG |
79 | sleep 1 |
80 | done | |
81 | } | |
82 | ||
dd770530 DG |
83 | function validate_trace() |
84 | { | |
85 | local out | |
86 | ||
87 | out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l) | |
88 | if [ $out -eq 0 ]; then | |
89 | fail "Trace validation" | |
90 | diag "No event(s) found. We are supposed to have at least one." | |
91 | out=1 | |
92 | else | |
93 | pass "Trace validation" | |
94 | diag "Found $out event(s). Coherent." | |
95 | out=0 | |
96 | fi | |
97 | ||
98 | return $out | |
99 | } | |
100 | ||
a788a3ed DG |
101 | test_after_app_pid() { |
102 | local out | |
103 | ||
104 | diag "Start application AFTER tracing is started" | |
105 | ||
106 | # BEFORE application is spawned | |
107 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
108 | enable_metadata_per_pid $SESSION_NAME | |
dd770530 | 109 | enable_channel_per_pid $SESSION_NAME "channel0" |
447e8ad9 | 110 | enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0" |
a788a3ed DG |
111 | start_lttng_tracing $SESSION_NAME |
112 | ||
b688191f | 113 | $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT |
a788a3ed DG |
114 | ok $? "Start application to trace" |
115 | ||
dd770530 DG |
116 | # At least hit one event |
117 | sleep 2 | |
118 | validate_trace | |
119 | out=$? | |
120 | ||
a788a3ed DG |
121 | stop_lttng_tracing $SESSION_NAME |
122 | destroy_lttng_session $SESSION_NAME | |
123 | ||
dd770530 | 124 | return $out |
a788a3ed DG |
125 | } |
126 | ||
127 | test_before_app_pid() { | |
128 | local out | |
129 | ||
130 | diag "Start application BEFORE tracing is started" | |
131 | ||
b688191f | 132 | $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT & |
a788a3ed DG |
133 | ok $? "Start application to trace" |
134 | ||
135 | # BEFORE application is spawned | |
136 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
137 | enable_metadata_per_pid $SESSION_NAME | |
dd770530 | 138 | enable_channel_per_pid $SESSION_NAME "channel0" |
447e8ad9 | 139 | enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0" |
a788a3ed DG |
140 | start_lttng_tracing $SESSION_NAME |
141 | ||
142 | # At least hit one event | |
143 | sleep 2 | |
dd770530 DG |
144 | validate_trace |
145 | out=$? | |
a788a3ed DG |
146 | |
147 | stop_lttng_tracing $SESSION_NAME | |
148 | destroy_lttng_session $SESSION_NAME | |
149 | ||
a788a3ed DG |
150 | wait_apps |
151 | ||
152 | return $out | |
153 | } | |
154 | ||
155 | test_after_app_uid() { | |
156 | local out | |
157 | ||
158 | diag "Start application AFTER tracing is started" | |
159 | ||
160 | # BEFORE application is spawned | |
161 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
162 | enable_metadata_per_uid $SESSION_NAME | |
163 | enable_channel_per_uid $SESSION_NAME "channel0" | |
1afc6e74 | 164 | enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0" |
a788a3ed DG |
165 | start_lttng_tracing $SESSION_NAME |
166 | ||
b688191f | 167 | $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT |
a788a3ed DG |
168 | ok $? "Start application to trace" |
169 | ||
dd770530 DG |
170 | # At least hit one event |
171 | sleep 2 | |
172 | validate_trace | |
173 | out=$? | |
174 | ||
a788a3ed DG |
175 | stop_lttng_tracing $SESSION_NAME |
176 | destroy_lttng_session $SESSION_NAME | |
177 | ||
dd770530 | 178 | return $out |
a788a3ed DG |
179 | } |
180 | ||
181 | test_before_app_uid() { | |
182 | local out | |
183 | ||
184 | diag "Start application BEFORE tracing is started" | |
185 | ||
b688191f | 186 | $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT & |
a788a3ed DG |
187 | ok $? "Start application to trace" |
188 | ||
189 | # BEFORE application is spawned | |
190 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
191 | enable_metadata_per_uid $SESSION_NAME | |
192 | enable_channel_per_uid $SESSION_NAME "channel0" | |
1afc6e74 | 193 | enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0" |
a788a3ed DG |
194 | start_lttng_tracing $SESSION_NAME |
195 | ||
196 | # At least hit one event | |
197 | sleep 2 | |
dd770530 DG |
198 | validate_trace |
199 | out=$? | |
a788a3ed DG |
200 | |
201 | stop_lttng_tracing $SESSION_NAME | |
202 | destroy_lttng_session $SESSION_NAME | |
203 | ||
a788a3ed DG |
204 | wait_apps |
205 | ||
206 | return $out | |
207 | } | |
208 | ||
209 | # MUST set TESTDIR before calling those functions | |
210 | plan_tests $NUM_TESTS | |
211 | ||
212 | print_test_banner "$TEST_DESC" | |
213 | ||
214 | TESTS=( | |
215 | "test_before_app_uid" | |
216 | "test_after_app_uid" | |
217 | "test_before_app_pid" | |
218 | "test_after_app_pid" | |
219 | ) | |
220 | ||
221 | TEST_COUNT=${#TESTS[@]} | |
222 | i=0 | |
223 | ||
224 | start_lttng_sessiond | |
225 | ||
226 | while [ $i -lt $TEST_COUNT ]; do | |
227 | TRACE_PATH=$(mktemp -d) | |
228 | ${TESTS[$i]} | |
229 | #rm -rf $TRACE_PATH | |
230 | let "i++" | |
231 | done | |
232 | ||
233 | stop_lttng_sessiond |