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2463b787 JR |
1 | #!/bin/bash |
2 | # | |
3 | # Copyright (C) 2017 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com> | |
4 | # | |
5 | # SPDX-License-Identifier: LGPL-2.1-only | |
6 | ||
7 | CURDIR=$(dirname "$0")/ | |
8 | TESTDIR=$CURDIR/../../../ | |
9 | ||
10 | TMPDIR=$(mktemp -d) | |
11 | ||
12 | #This is needed since the testpoint create a pipe with the consumerd type suffixed | |
13 | TESTPOINT_BASE_PATH=$(readlink -f "$TMPDIR/lttng.t_p_n") | |
14 | TESTPOINT_PIPE_PATH=$(mktemp -u "${TESTPOINT_BASE_PATH}.XXXXXX") | |
15 | TESTPOINT=$(readlink -f "${CURDIR}/.libs/libpause_consumer.so") | |
16 | TESTAPP_STATE_PATH=$(mktemp -u "$TMPDIR/application_state.XXXXXXXXXX") | |
17 | ||
18 | ||
19 | SESSION_NAME="my_session" | |
20 | CHANNEL_NAME="my_channel" | |
21 | ||
22 | NUM_TESTS=104 | |
23 | ||
24 | # shellcheck source=../../../utils/utils.sh | |
25 | source "$TESTDIR/utils/utils.sh" | |
26 | # shellcheck source=./util_event_generator.sh | |
27 | source "$CURDIR/util_event_generator.sh" | |
28 | ||
29 | function test_buffer_usage_notification | |
30 | { | |
31 | local event_name="lttng_test_filter_event" | |
32 | local trace_path | |
33 | local page_size | |
34 | local consumerd_pipe=() | |
35 | ||
36 | trace_path=$(mktemp -d) | |
37 | page_size=$(getconf PAGE_SIZE) | |
38 | ||
39 | create_lttng_session_notap $SESSION_NAME "$trace_path" | |
40 | ||
41 | lttng_enable_kernel_channel_notap $SESSION_NAME $CHANNEL_NAME \ | |
42 | --subbuf-size="$page_size" | |
43 | enable_kernel_lttng_event_notap $SESSION_NAME $event_name $CHANNEL_NAME | |
44 | ||
45 | kernel_event_generator generate_filter_events "$TESTAPP_STATE_PATH" & | |
46 | APP_PID=$! | |
47 | ||
48 | # This is needed since the testpoint create a pipe with the consumer | |
49 | # type suffixed. | |
50 | for f in "$TESTPOINT_BASE_PATH"*; do | |
51 | consumerd_pipe+=("$f") | |
52 | done | |
53 | ||
54 | "$CURDIR/notification" 2 LTTNG_DOMAIN_KERNEL $APP_PID "$TESTAPP_STATE_PATH" \ | |
55 | $SESSION_NAME $CHANNEL_NAME "${consumerd_pipe[@]}" | |
56 | ||
57 | destroy_lttng_session_notap $SESSION_NAME | |
58 | ||
59 | kill -SIGUSR2 $APP_PID | |
60 | wait $APP_PID 2> /dev/null | |
61 | } | |
62 | ||
63 | if [ "$(id -u)" == "0" ]; then | |
64 | ||
65 | validate_lttng_modules_present | |
66 | ||
67 | ||
68 | modprobe lttng-test | |
69 | ||
70 | # Used on sessiond launch. | |
71 | LTTNG_SESSIOND_ENV_VARS="LTTNG_TESTPOINT_ENABLE=1 \ | |
72 | CONSUMER_PAUSE_PIPE_PATH=${TESTPOINT_PIPE_PATH} \ | |
73 | LD_PRELOAD=${TESTPOINT}" | |
74 | start_lttng_sessiond_notap | |
75 | ||
76 | test_buffer_usage_notification | |
77 | ||
78 | stop_lttng_sessiond_notap | |
79 | rmmod lttng-test | |
80 | ||
81 | rm -rf "${consumerd_pipe[@]}" 2> /dev/null | |
82 | else | |
83 | # Kernel tests are skipped. | |
84 | plan_tests $NUM_TESTS | |
85 | skip 0 "Root access is needed. Skipping all kernel notification tests." $NUM_TESTS | |
86 | fi | |
87 | ||
88 | rm -rf "$TMPDIR" |