3 # Copyright (C) 2015 Julien Desfossez <jdesfossez@efficios.com>
5 # SPDX-License-Identifier: LGPL-2.1-only
7 TEST_DESC
="Streaming - User space tracing"
10 TESTDIR
=$CURDIR/..
/..
/..
13 TESTAPP_PATH
="$TESTDIR/utils/testapp"
14 TESTAPP_NAME
="gen-ust-events"
15 TESTAPP_BIN
="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
17 EVENT_NAME
="tp:tptest"
19 TRACE_PATH
=$
(mktemp
-d)
23 source $TESTDIR/utils
/utils.sh
25 if [ ! -x "$TESTAPP_BIN" ]; then
26 BAIL_OUT
"No UST events binary detected."
29 function enable_channel_per_pid
()
34 $TESTDIR/..
/src
/bin
/lttng
/$LTTNG_BIN enable-channel
--buffers-pid -u $channel_name -s $sess_name >/dev
/null
2>&1
35 ok $?
"Enable channel $channel_name per PID for session $sess_name"
38 # MUST set TESTDIR before calling those functions
40 function test_ust_streaming
()
42 local file_sync_after_first
=$
(mktemp
-u)
43 local file_sync_before_last
=$
(mktemp
-u)
45 diag
"Test UST streaming with metadata regeneration"
46 create_lttng_session_uri
$SESSION_NAME net
://localhost
47 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME
49 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
50 --sync-after-first-event ${file_sync_after_first} \
51 --sync-before-last-event ${file_sync_before_last} >/dev
/null
2>&1 &
53 start_lttng_tracing_ok
$SESSION_NAME
55 touch ${file_sync_before_last}
57 # Wait for the applications started in background
59 regenerate_metadata_ok
$SESSION_NAME
61 stop_lttng_tracing_ok
$SESSION_NAME
62 destroy_lttng_session_ok
$SESSION_NAME
64 validate_trace
$EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
66 # Only delete if successful
69 rm -f ${file_sync_after_first}
70 rm -f ${file_sync_before_last}
73 function test_ust_local
()
75 local file_sync_after_first
=$
(mktemp
-u)
76 local file_sync_before_last
=$
(mktemp
-u)
78 diag
"Test UST local with metadata regeneration"
79 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
80 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME
82 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
83 --sync-after-first-event ${file_sync_after_first} \
84 --sync-before-last-event ${file_sync_before_last} > /dev
/null
2>&1 &
86 start_lttng_tracing_ok
$SESSION_NAME
88 touch ${file_sync_before_last}
90 # Wait for the applications started in background
92 regenerate_metadata_ok
$SESSION_NAME
94 stop_lttng_tracing_ok
$SESSION_NAME
95 destroy_lttng_session_ok
$SESSION_NAME
97 validate_trace
$EVENT_NAME $TRACE_PATH
99 # Only delete if successful
102 rm -f ${file_sync_after_first}
103 rm -f ${file_sync_before_last}
106 function test_ust_pid
()
108 local file_sync_after_first
=$
(mktemp
-u)
109 local file_sync_before_last
=$
(mktemp
-u)
111 diag
"Test UST per-pid with metadata regeneration (expect failure)"
112 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
113 enable_channel_per_pid
$SESSION_NAME "channel0"
114 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME "channel0"
116 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
117 --sync-after-first-event ${file_sync_after_first} \
118 --sync-before-last-event ${file_sync_before_last} >/dev
/null
2>&1 &
120 start_lttng_tracing_ok
$SESSION_NAME
122 touch ${file_sync_before_last}
124 # Wait for the applications started in background
126 regenerate_metadata_fail
$SESSION_NAME
128 stop_lttng_tracing_ok
$SESSION_NAME
129 destroy_lttng_session_ok
$SESSION_NAME
131 validate_trace
$EVENT_NAME $TRACE_PATH
132 if [ $?
-eq 0 ]; then
133 # Only delete if successful
136 rm -f ${file_sync_after_first}
137 rm -f ${file_sync_before_last}
140 function test_ust_live
()
142 local file_sync_after_first
=$
(mktemp
-u)
143 local file_sync_before_last
=$
(mktemp
-u)
145 diag
"Test UST live with metadata regeneration (expect failure)"
146 create_lttng_session_uri
$SESSION_NAME net
://localhost
--live
147 enable_ust_lttng_event_ok
$SESSION_NAME $EVENT_NAME
149 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
150 --sync-after-first-event ${file_sync_after_first} \
151 --sync-before-last-event ${file_sync_before_last} >/dev
/null
2>&1 &
153 start_lttng_tracing_ok
$SESSION_NAME
155 touch ${file_sync_before_last}
157 # Wait for the applications started in background
159 regenerate_metadata_fail
$SESSION_NAME
161 stop_lttng_tracing_ok
$SESSION_NAME
162 destroy_lttng_session_ok
$SESSION_NAME
164 validate_trace
$EVENT_NAME $TRACE_PATH
165 if [ $?
-eq 0 ]; then
166 # Only delete if successful
169 rm -f ${file_sync_after_first}
170 rm -f ${file_sync_before_last}
173 plan_tests
$NUM_TESTS
175 print_test_banner
"$TEST_DESC"
177 start_lttng_relayd
"-o $TRACE_PATH"
180 tests
=( test_ust_streaming test_ust_local test_ust_pid test_ust_live
)
182 for fct_test
in ${tests[@]};
184 SESSION_NAME
=$
(randstring
16 0)