3 # Copyright (C) 2017 Julien Desfossez <jdesfossez@efficios.com>
5 # SPDX-License-Identifier: LGPL-2.1-only
7 TEST_DESC
="Rotation - Kernel tracing"
10 TESTDIR
=$CURDIR/..
/..
/..
11 EVENT_NAME
="lttng_test_filter_event"
13 TRACE_PATH
=$
(mktemp
-d)
17 source $TESTDIR/utils
/utils.sh
18 source $CURDIR/rotate_utils.sh
20 function rotate_kernel_test
()
24 lttng_enable_kernel_event
$SESSION_NAME $EVENT_NAME
25 start_lttng_tracing_ok
$SESSION_NAME
28 # First chunk contains 10 events.
29 echo -n "10" > /proc
/lttng-test-filter-event
30 rotate_session_ok
$SESSION_NAME
32 # Second chunk contains 20 events.
33 echo -n "20" > /proc
/lttng-test-filter-event
34 stop_lttng_tracing_ok
$SESSION_NAME
36 # Third chunk contains no event (rotate after stop).
37 rotate_session_ok
$SESSION_NAME
39 destroy_lttng_session_ok
$SESSION_NAME
41 validate_test_chunks
$local_path $today kernel kernel
0
44 function test_kernel_streaming
()
46 diag
"Test kernel streaming with session rotation"
47 create_lttng_session_uri
$SESSION_NAME net
://localhost
48 rotate_kernel_test
"${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives"
51 function test_kernel_local
()
53 diag
"Test kernel local with session rotation"
54 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
56 rotate_kernel_test
"${TRACE_PATH}/archives"
59 function test_kernel_local_timer
()
61 diag
"Test kernel local with session rotation timer"
62 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
63 lttng_enable_kernel_event
$SESSION_NAME $EVENT_NAME
64 lttng_enable_rotation_timer_ok
$SESSION_NAME 500ms
65 start_lttng_tracing_ok
$SESSION_NAME
67 rotate_timer_test
"${TRACE_PATH}/archives" 0
70 function test_kernel_streaming_timer
()
72 diag
"Test kernel remote with session rotation timer"
73 create_lttng_session_uri
$SESSION_NAME net
://localhost
74 lttng_enable_kernel_event
$SESSION_NAME $EVENT_NAME
75 lttng_enable_rotation_timer_ok
$SESSION_NAME 500ms
76 start_lttng_tracing_ok
$SESSION_NAME
78 rotate_timer_test
"${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives" 0
83 print_test_banner
"$TEST_DESC"
85 if [ "$(id -u)" == "0" ]; then
91 skip
$isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS ||
93 validate_lttng_modules_present
95 start_lttng_relayd
"-o $TRACE_PATH"
99 tests
=( test_kernel_streaming test_kernel_local test_kernel_local_timer test_kernel_streaming_timer
)
101 for fct_test
in ${tests[@]};
103 SESSION_NAME
=$
(randstring
16 0)
105 clean_path
$TRACE_PATH
108 modprobe
--remove lttng-test