3 # Copyright (C) - 2015 Julien Desfossez <jdesfossez@efficios.com>
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.
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
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
="Streaming - User space tracing"
20 TESTDIR
=$CURDIR/..
/..
/..
23 TESTAPP_PATH
="$TESTDIR/utils/testapp"
24 TESTAPP_NAME
="gen-ust-events"
25 TESTAPP_BIN
="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
27 EVENT_NAME
="tp:tptest"
30 TRACE_PATH
=$
(mktemp
-d)
34 source $TESTDIR/utils
/utils.sh
36 if [ ! -x "$TESTAPP_BIN" ]; then
37 BAIL_OUT
"No UST events binary detected."
40 function lttng_create_session_uri
42 # Create session with default path
43 $TESTDIR/..
/src
/bin
/lttng
/$LTTNG_BIN create
$SESSION_NAME -U net
://localhost
>/dev
/null
2>&1
44 ok $?
"Create session with default path"
47 function lttng_create_session_uri_live
49 # Create session with default path
50 $TESTDIR/..
/src
/bin
/lttng
/$LTTNG_BIN create
$SESSION_NAME --live -U net
://localhost
>/dev
/null
2>&1
51 ok $?
"Create live session"
54 function enable_channel_per_pid
()
59 $TESTDIR/..
/src
/bin
/lttng
/$LTTNG_BIN enable-channel
--buffers-pid -u $channel_name -s $sess_name >/dev
/null
2>&1
60 ok $?
"Enable channel $channel_name per PID for session $sess_name"
63 # MUST set TESTDIR before calling those functions
65 function test_ust_streaming
()
67 local file_sync_after_first
=$
(mktemp
-u)
68 local file_sync_before_last
=$
(mktemp
-u)
70 diag
"Test UST streaming with metadata regeneration"
71 lttng_create_session_uri
72 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME
74 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} /dev
/null
2>&1 &
76 start_lttng_tracing_ok
$SESSION_NAME
78 touch ${file_sync_before_last}
80 # Wait for the applications started in background
82 regenerate_metadata_ok
$SESSION_NAME
84 stop_lttng_tracing_ok
$SESSION_NAME
85 destroy_lttng_session_ok
$SESSION_NAME
87 validate_trace
$EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
89 # Only delete if successful
92 rm -f ${file_sync_after_first}
93 rm -f ${file_sync_before_last}
96 function test_ust_local
()
98 local file_sync_after_first
=$
(mktemp
-u)
99 local file_sync_before_last
=$
(mktemp
-u)
101 diag
"Test UST local with metadata regeneration"
102 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
103 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME
105 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} /dev
/null
2>&1 &
107 start_lttng_tracing_ok
$SESSION_NAME
109 touch ${file_sync_before_last}
111 # Wait for the applications started in background
113 regenerate_metadata_ok
$SESSION_NAME
115 stop_lttng_tracing_ok
$SESSION_NAME
116 destroy_lttng_session_ok
$SESSION_NAME
118 validate_trace
$EVENT_NAME $TRACE_PATH
119 if [ $?
-eq 0 ]; then
120 # Only delete if successful
123 rm -f ${file_sync_after_first}
124 rm -f ${file_sync_before_last}
127 function test_ust_pid
()
129 local file_sync_after_first
=$
(mktemp
-u)
130 local file_sync_before_last
=$
(mktemp
-u)
132 diag
"Test UST per-pid with metadata regeneration (expect failure)"
133 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
134 enable_channel_per_pid
$SESSION_NAME "channel0"
135 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME "channel0"
137 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} /dev
/null
2>&1 &
139 start_lttng_tracing_ok
$SESSION_NAME
141 touch ${file_sync_before_last}
143 # Wait for the applications started in background
145 regenerate_metadata_fail
$SESSION_NAME
147 stop_lttng_tracing_ok
$SESSION_NAME
148 destroy_lttng_session_ok
$SESSION_NAME
150 validate_trace
$EVENT_NAME $TRACE_PATH
151 if [ $?
-eq 0 ]; then
152 # Only delete if successful
155 rm -f ${file_sync_after_first}
156 rm -f ${file_sync_before_last}
159 function test_ust_live
()
161 local file_sync_after_first
=$
(mktemp
-u)
162 local file_sync_before_last
=$
(mktemp
-u)
164 diag
"Test UST live with metadata regeneration (expect failure)"
165 lttng_create_session_uri_live
$SESSION_NAME $TRACE_PATH
166 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME
168 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} /dev
/null
2>&1 &
170 start_lttng_tracing_ok
$SESSION_NAME
172 touch ${file_sync_before_last}
174 # Wait for the applications started in background
176 regenerate_metadata_fail
$SESSION_NAME
178 stop_lttng_tracing_ok
$SESSION_NAME
179 destroy_lttng_session_ok
$SESSION_NAME
181 validate_trace
$EVENT_NAME $TRACE_PATH
182 if [ $?
-eq 0 ]; then
183 # Only delete if successful
186 rm -f ${file_sync_after_first}
187 rm -f ${file_sync_before_last}
190 plan_tests
$NUM_TESTS
192 print_test_banner
"$TEST_DESC"
194 start_lttng_relayd
"-o $TRACE_PATH"
197 tests
=( test_ust_streaming test_ust_local test_ust_pid test_ust_live
)
199 for fct_test
in ${tests[@]};
201 SESSION_NAME
=$
(randstring
16 0)