Commit | Line | Data |
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e7716c6a JD |
1 | #!/bin/bash |
2 | # | |
9d16b343 | 3 | # Copyright (C) 2017 Julien Desfossez <jdesfossez@efficios.com> |
e7716c6a | 4 | # |
9d16b343 MJ |
5 | # SPDX-License-Identifier: LGPL-2.1-only |
6 | ||
e7716c6a JD |
7 | TEST_DESC="Rotation - Kernel tracing" |
8 | ||
9 | CURDIR=$(dirname $0)/ | |
10 | TESTDIR=$CURDIR/../../.. | |
11 | EVENT_NAME="lttng_test_filter_event" | |
e7716c6a | 12 | |
8d5a3312 | 13 | TRACE_PATH=$(mktemp -d -t tmp.rotation_kernel_tracing.XXXXXX) |
e7716c6a | 14 | |
34764ec8 | 15 | NUM_TESTS=66 |
e7716c6a JD |
16 | |
17 | source $TESTDIR/utils/utils.sh | |
18 | source $CURDIR/rotate_utils.sh | |
19 | ||
e7716c6a JD |
20 | function rotate_kernel_test () |
21 | { | |
22 | local_path=$1 | |
23 | ||
24 | lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME | |
25 | start_lttng_tracing_ok $SESSION_NAME | |
26 | ||
27 | today=$(date +%Y%m%d) | |
28 | # First chunk contains 10 events. | |
29 | echo -n "10" > /proc/lttng-test-filter-event | |
30 | rotate_session_ok $SESSION_NAME | |
31 | ||
32 | # Second chunk contains 20 events. | |
33 | echo -n "20" > /proc/lttng-test-filter-event | |
34 | stop_lttng_tracing_ok $SESSION_NAME | |
35 | ||
36 | # Third chunk contains no event (rotate after stop). | |
37 | rotate_session_ok $SESSION_NAME | |
38 | ||
39 | destroy_lttng_session_ok $SESSION_NAME | |
40 | ||
6f7eb8e1 | 41 | validate_test_chunks $local_path $today kernel kernel |
e7716c6a JD |
42 | } |
43 | ||
44 | function test_kernel_streaming () | |
45 | { | |
46 | diag "Test kernel streaming with session rotation" | |
f0d43d3d | 47 | create_lttng_session_uri $SESSION_NAME net://localhost |
3b33e9e7 | 48 | rotate_kernel_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives" |
e7716c6a JD |
49 | } |
50 | ||
51 | function test_kernel_local () | |
52 | { | |
53 | diag "Test kernel local with session rotation" | |
54 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH | |
55 | ||
3b33e9e7 | 56 | rotate_kernel_test "${TRACE_PATH}/archives" |
e7716c6a JD |
57 | } |
58 | ||
59 | function test_kernel_local_timer () | |
60 | { | |
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 $SESSION_NAME | |
66 | ||
3b33e9e7 | 67 | rotate_timer_test "${TRACE_PATH}/archives" 0 |
e7716c6a JD |
68 | } |
69 | ||
70 | function test_kernel_streaming_timer () | |
71 | { | |
72 | diag "Test kernel remote with session rotation timer" | |
f0d43d3d | 73 | create_lttng_session_uri $SESSION_NAME net://localhost |
e7716c6a JD |
74 | lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME |
75 | lttng_enable_rotation_timer_ok $SESSION_NAME 500ms | |
76 | start_lttng_tracing_ok $SESSION_NAME | |
77 | ||
3b33e9e7 | 78 | rotate_timer_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives" 0 |
e7716c6a JD |
79 | } |
80 | ||
34764ec8 JG |
81 | function produce_n_events () |
82 | { | |
83 | local event_count=$1 | |
84 | ||
85 | echo -n $event_count > /proc/lttng-test-filter-event | |
86 | } | |
87 | ||
88 | function test_kernel_local_size () | |
89 | { | |
90 | diag "Rotate kernel local session every 2MiB" | |
91 | local size_threshold=$((2 * 1024 * 1024)) | |
92 | ||
93 | diag "Test ust local with size-based session rotation per-uid" | |
94 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH | |
95 | enable_kernel_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0" | |
96 | lttng_enable_rotation_size_ok $SESSION_NAME $size_threshold | |
97 | start_lttng_tracing_ok $SESSION_NAME | |
98 | ||
609996d5 JG |
99 | # Cutoff at 100 times the expected size |
100 | trace_until_n_archives produce_n_events "$TRACE_PATH" 5 $((5 * 100 * size_threshold)) | |
34764ec8 JG |
101 | |
102 | destroy_lttng_session_ok $SESSION_NAME | |
103 | } | |
104 | ||
e7716c6a JD |
105 | plan_tests $NUM_TESTS |
106 | ||
107 | print_test_banner "$TEST_DESC" | |
c125de8f | 108 | bail_out_if_no_babeltrace |
e7716c6a JD |
109 | |
110 | if [ "$(id -u)" == "0" ]; then | |
111 | isroot=1 | |
112 | else | |
113 | isroot=0 | |
114 | fi | |
115 | ||
116 | skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS || | |
117 | { | |
9c8a3964 JR |
118 | validate_lttng_modules_present |
119 | ||
e7716c6a JD |
120 | start_lttng_relayd "-o $TRACE_PATH" |
121 | start_lttng_sessiond | |
122 | modprobe lttng-test | |
123 | ||
34764ec8 | 124 | tests=( test_kernel_streaming test_kernel_local test_kernel_local_timer test_kernel_streaming_timer test_kernel_local_size ) |
e7716c6a JD |
125 | |
126 | for fct_test in ${tests[@]}; | |
127 | do | |
128 | SESSION_NAME=$(randstring 16 0) | |
129 | ${fct_test} | |
8f2d0517 | 130 | clean_path $TRACE_PATH |
e7716c6a JD |
131 | done |
132 | ||
d0e263e7 | 133 | modprobe --remove lttng-test |
e7716c6a JD |
134 | stop_lttng_sessiond |
135 | stop_lttng_relayd | |
136 | } | |
9dc506ae JR |
137 | |
138 | rm -rf $TRACE_PATH |