3 # Copyright (C) - 2017 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
="Rotation - Kernel tracing"
20 TESTDIR
=$CURDIR/..
/..
/..
21 EVENT_NAME
="lttng_test_filter_event"
24 TRACE_PATH
=$
(mktemp
-d)
28 source $TESTDIR/utils
/utils.sh
29 source $CURDIR/rotate_utils.sh
31 function rotate_kernel_test
()
35 lttng_enable_kernel_event
$SESSION_NAME $EVENT_NAME
36 start_lttng_tracing_ok
$SESSION_NAME
39 # First chunk contains 10 events.
40 echo -n "10" > /proc
/lttng-test-filter-event
41 rotate_session_ok
$SESSION_NAME
43 # Second chunk contains 20 events.
44 echo -n "20" > /proc
/lttng-test-filter-event
45 stop_lttng_tracing_ok
$SESSION_NAME
47 # Third chunk contains no event (rotate after stop).
48 rotate_session_ok
$SESSION_NAME
50 destroy_lttng_session_ok
$SESSION_NAME
52 # The tests on the chunk folder rely on the date staying the same during
53 # the duration of the test, if this fail we will now why the other checks
54 # fail afterwards. There is a short window of time where an automated test
55 # could fail because of that.
58 ok $?
"Date did not change during the test"
60 validate_test_chunks
$local_path $today kernel kernel
0
63 function test_kernel_streaming
()
65 diag
"Test kernel streaming with session rotation"
66 create_lttng_session_uri
$SESSION_NAME net
://localhost
67 rotate_kernel_test
"${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*"
68 clean_path
$TRACE_PATH
71 function test_kernel_local
()
73 diag
"Test kernel local with session rotation"
74 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
76 rotate_kernel_test
"${TRACE_PATH}"
79 function test_kernel_local_timer
()
81 diag
"Test kernel local with session rotation timer"
82 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
83 lttng_enable_kernel_event
$SESSION_NAME $EVENT_NAME
84 lttng_enable_rotation_timer_ok
$SESSION_NAME 500ms
85 start_lttng_tracing_ok
$SESSION_NAME
87 rotate_timer_test
"${TRACE_PATH}" 0
90 function test_kernel_streaming_timer
()
92 diag
"Test kernel remote with session rotation timer"
93 create_lttng_session_uri
$SESSION_NAME net
://localhost
94 lttng_enable_kernel_event
$SESSION_NAME $EVENT_NAME
95 lttng_enable_rotation_timer_ok
$SESSION_NAME 500ms
96 start_lttng_tracing_ok
$SESSION_NAME
98 rotate_timer_test
"${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" 0
99 clean_path
$TRACE_PATH
102 plan_tests
$NUM_TESTS
104 print_test_banner
"$TEST_DESC"
106 if [ "$(id -u)" == "0" ]; then
112 skip
$isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS ||
114 validate_lttng_modules_present
116 start_lttng_relayd
"-o $TRACE_PATH"
120 tests
=( test_kernel_streaming test_kernel_local test_kernel_local_timer test_kernel_streaming_timer
)
122 for fct_test
in ${tests[@]};
124 SESSION_NAME
=$
(randstring
16 0)