3 # Copyright (C) - 2013 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
="Snapshots - UST tracing"
20 TESTDIR
=$CURDIR/..
/..
/..
21 EVENT_NAME
="tp:tptest"
22 BIN_NAME
="gen-nevents"
25 CHANNEL_NAME
="snapchan"
26 TESTAPP_PATH
="$TESTDIR/utils/testapp"
27 TESTAPP_NAME
="gen-ust-events"
28 TESTAPP_BIN
="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
32 TRACE_PATH
=$
(mktemp
-d)
36 source $TESTDIR/utils
/utils.sh
38 if [ ! -x "$TESTAPP_BIN" ]; then
39 BAIL_OUT
"No UST events binary detected."
42 function test_ust_local_snapshot
()
44 diag
"Test local UST snapshots"
45 create_lttng_session_no_output
$SESSION_NAME
46 enable_lttng_mmap_overwrite_ust_channel
$SESSION_NAME $CHANNEL_NAME
47 enable_ust_lttng_event
$SESSION_NAME $EVENT_NAME $CHANNEL_NAME
48 start_lttng_tracing
$SESSION_NAME
49 lttng_snapshot_add_output
$SESSION_NAME $TRACE_PATH
50 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
51 ok $?
"Start application to trace"
52 lttng_snapshot_record
$SESSION_NAME
53 stop_lttng_tracing
$SESSION_NAME
54 destroy_lttng_session
$SESSION_NAME
57 validate_trace
$EVENT_NAME $TRACE_PATH/
59 # Only delete if successful
64 diag
"Killing $TESTAPP_NAME"
65 PID_APP
=`pidof $TESTAPP_NAME`
66 kill $PID_APP >/dev
/null
2>&1
69 function test_ust_1000_local_snapshots
()
73 diag
"Test $NB_SNAP local UST snapshots"
74 create_lttng_session_no_output
$SESSION_NAME
75 enable_lttng_mmap_overwrite_ust_channel
$SESSION_NAME $CHANNEL_NAME
76 enable_ust_lttng_event
$SESSION_NAME $EVENT_NAME $CHANNEL_NAME
77 start_lttng_tracing
$SESSION_NAME
78 lttng_snapshot_add_output
$SESSION_NAME $TRACE_PATH
79 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
80 for i
in $
(seq 1 $NB_SNAP); do
81 diag
"Snapshot $i/$NB_SNAP"
82 rm -rf $TRACE_PATH/snapshot
/* 2>/dev
/null
83 lttng_snapshot_record
$SESSION_NAME
85 validate_trace
$EVENT_NAME $TRACE_PATH/
87 # Only delete if successful
93 stop_lttng_tracing
$SESSION_NAME
94 destroy_lttng_session
$SESSION_NAME
95 diag
"Killing $TESTAPP_NAME"
96 PID_APP
=`pidof $TESTAPP_NAME`
97 # kill $PID_APP >/dev/null 2>&1
100 plan_tests
$NUM_TESTS
102 print_test_banner
"$TEST_DESC"
104 if [ "$(id -u)" == "0" ]; then
112 tests
=( test_ust_local_snapshot test_ust_1000_local_snapshots
)
114 for fct_test
in ${tests[@]};
116 SESSION_NAME
=$
(randstring
16 0)