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
=$CURDIR/..
/..
/..
21 EVENT_NAME
="lttng_test_filter_event"
23 TRACE_PATH
=$
(mktemp
-d)
27 source $TESTDIR/utils
/utils.sh
28 source $CURDIR/rotate_utils.sh
30 function rotate_kernel_test
()
34 lttng_enable_kernel_event
$SESSION_NAME $EVENT_NAME
35 start_lttng_tracing_ok
$SESSION_NAME
38 # First chunk contains 10 events.
39 echo -n "10" > /proc
/lttng-test-filter-event
40 rotate_session_ok
$SESSION_NAME
42 # Second chunk contains 20 events.
43 echo -n "20" > /proc
/lttng-test-filter-event
44 stop_lttng_tracing_ok
$SESSION_NAME
46 # Third chunk contains no event (rotate after stop).
47 rotate_session_ok
$SESSION_NAME
49 destroy_lttng_session_ok
$SESSION_NAME
51 # The tests on the chunk folder rely on the date staying the same during
52 # the duration of the test, if this fail we will now why the other checks
53 # fail afterwards. There is a short window of time where an automated test
54 # could fail because of that.
57 ok $?
"Date did not change during the test"
59 validate_test_chunks
$local_path $today kernel kernel
0
62 function test_kernel_streaming
()
64 diag
"Test kernel streaming with session rotation"
65 create_lttng_session_uri
$SESSION_NAME net
://localhost
66 rotate_kernel_test
"${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*"
67 clean_path
$TRACE_PATH
70 function test_kernel_local
()
72 diag
"Test kernel local with session rotation"
73 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
75 rotate_kernel_test
"${TRACE_PATH}"
78 function test_kernel_local_timer
()
80 diag
"Test kernel local with session rotation timer"
81 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
82 lttng_enable_kernel_event
$SESSION_NAME $EVENT_NAME
83 lttng_enable_rotation_timer_ok
$SESSION_NAME 500ms
84 start_lttng_tracing_ok
$SESSION_NAME
86 rotate_timer_test
"${TRACE_PATH}" 0
89 function test_kernel_streaming_timer
()
91 diag
"Test kernel remote with session rotation timer"
92 create_lttng_session_uri
$SESSION_NAME net
://localhost
93 lttng_enable_kernel_event
$SESSION_NAME $EVENT_NAME
94 lttng_enable_rotation_timer_ok
$SESSION_NAME 500ms
95 start_lttng_tracing_ok
$SESSION_NAME
97 rotate_timer_test
"${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" 0
98 clean_path
$TRACE_PATH
101 plan_tests
$NUM_TESTS
103 print_test_banner
"$TEST_DESC"
105 if [ "$(id -u)" == "0" ]; then
111 skip
$isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS ||
113 validate_lttng_modules_present
115 start_lttng_relayd
"-o $TRACE_PATH"
119 tests
=( test_kernel_streaming test_kernel_local test_kernel_local_timer test_kernel_streaming_timer
)
121 for fct_test
in ${tests[@]};
123 SESSION_NAME
=$
(randstring
16 0)