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