| 1 | #!/bin/bash |
| 2 | # |
| 3 | # Copyright (C) 2017 Julien Desfossez <jdesfossez@efficios.com> |
| 4 | # |
| 5 | # SPDX-License-Identifier: LGPL-2.1-only |
| 6 | |
| 7 | TEST_DESC="Rotation - Kernel tracing" |
| 8 | |
| 9 | CURDIR=$(dirname $0)/ |
| 10 | TESTDIR=$CURDIR/../../.. |
| 11 | EVENT_NAME="lttng_test_filter_event" |
| 12 | |
| 13 | TRACE_PATH=$(mktemp -d) |
| 14 | |
| 15 | NUM_TESTS=60 |
| 16 | |
| 17 | source $TESTDIR/utils/utils.sh |
| 18 | source $CURDIR/rotate_utils.sh |
| 19 | |
| 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 | |
| 41 | validate_test_chunks $local_path $today kernel kernel 0 |
| 42 | } |
| 43 | |
| 44 | function test_kernel_streaming () |
| 45 | { |
| 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" |
| 49 | } |
| 50 | |
| 51 | function test_kernel_local () |
| 52 | { |
| 53 | diag "Test kernel local with session rotation" |
| 54 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH |
| 55 | |
| 56 | rotate_kernel_test "${TRACE_PATH}/archives" |
| 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 $SESSION_NAME |
| 66 | |
| 67 | rotate_timer_test "${TRACE_PATH}/archives" 0 |
| 68 | } |
| 69 | |
| 70 | function test_kernel_streaming_timer () |
| 71 | { |
| 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 $SESSION_NAME |
| 77 | |
| 78 | rotate_timer_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives" 0 |
| 79 | } |
| 80 | |
| 81 | plan_tests $NUM_TESTS |
| 82 | |
| 83 | print_test_banner "$TEST_DESC" |
| 84 | |
| 85 | if [ "$(id -u)" == "0" ]; then |
| 86 | isroot=1 |
| 87 | else |
| 88 | isroot=0 |
| 89 | fi |
| 90 | |
| 91 | skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS || |
| 92 | { |
| 93 | validate_lttng_modules_present |
| 94 | |
| 95 | start_lttng_relayd "-o $TRACE_PATH" |
| 96 | start_lttng_sessiond |
| 97 | modprobe lttng-test |
| 98 | |
| 99 | tests=( test_kernel_streaming test_kernel_local test_kernel_local_timer test_kernel_streaming_timer) |
| 100 | |
| 101 | for fct_test in ${tests[@]}; |
| 102 | do |
| 103 | SESSION_NAME=$(randstring 16 0) |
| 104 | ${fct_test} |
| 105 | clean_path $TRACE_PATH |
| 106 | done |
| 107 | |
| 108 | rmmod lttng-test |
| 109 | stop_lttng_sessiond |
| 110 | stop_lttng_relayd |
| 111 | } |
| 112 | |
| 113 | rm -rf $TRACE_PATH |