Commit | Line | Data |
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1cc00241 JG |
1 | /* |
2 | * trigger_name.c | |
3 | * | |
4 | * Test that hidden triggers are not visible to liblttng-ctl. | |
5 | * | |
6 | * Copyright (C) 2021 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
8 | * SPDX-License-Identifier: MIT | |
9 | * | |
10 | */ | |
11 | ||
28ab034a JG |
12 | #include <common/macros.hpp> |
13 | ||
14 | #include <lttng/lttng.h> | |
15 | ||
1cc00241 JG |
16 | #include <stdint.h> |
17 | #include <stdio.h> | |
18 | #include <stdlib.h> | |
19 | #include <string.h> | |
1cc00241 | 20 | #include <tap/tap.h> |
28ab034a | 21 | #include <unistd.h> |
1cc00241 JG |
22 | |
23 | #define TEST_COUNT 1 | |
24 | ||
25 | #define TEST_SESSION_NAME "test_session" | |
26 | #define TEST_CHANNEL_NAME "test_channel" | |
27 | ||
cd9adb8b | 28 | static int get_registered_triggers_count() |
1cc00241 JG |
29 | { |
30 | int ret; | |
31 | enum lttng_error_code ret_code; | |
32 | enum lttng_trigger_status trigger_status; | |
cd9adb8b | 33 | struct lttng_triggers *triggers = nullptr; |
1cc00241 JG |
34 | unsigned int trigger_count; |
35 | ||
36 | ret_code = lttng_list_triggers(&triggers); | |
37 | if (ret_code != LTTNG_OK) { | |
38 | fail("Failed to list triggers"); | |
39 | ret = -1; | |
40 | goto end; | |
41 | } | |
42 | ||
43 | trigger_status = lttng_triggers_get_count(triggers, &trigger_count); | |
44 | if (trigger_status != LTTNG_TRIGGER_STATUS_OK) { | |
45 | fail("Failed to get count of triggers returned by listing"); | |
46 | ret = -1; | |
47 | goto end; | |
48 | } | |
49 | ||
50 | ret = (int) trigger_count; | |
51 | ||
52 | end: | |
53 | lttng_triggers_destroy(triggers); | |
54 | return ret; | |
55 | } | |
56 | ||
28ab034a | 57 | static int setup_session_with_size_rotation_schedule(const char *session_output_path) |
1cc00241 JG |
58 | { |
59 | int ret; | |
cd9adb8b | 60 | struct lttng_session_descriptor *session_desriptor = nullptr; |
1cc00241 | 61 | enum lttng_error_code ret_code; |
28ab034a JG |
62 | struct lttng_handle ust_channel_handle = { TEST_SESSION_NAME, |
63 | { | |
64 | .type = LTTNG_DOMAIN_UST, | |
65 | .buf_type = LTTNG_BUFFER_PER_UID, | |
66 | .padding = {}, | |
67 | .attr = {}, | |
68 | }, | |
69 | {} }; | |
70 | ||
71 | lttng_channel channel_cfg{}; | |
729c1fec SM |
72 | strcpy(channel_cfg.name, TEST_CHANNEL_NAME); |
73 | channel_cfg.enabled = 1; | |
74 | channel_cfg.attr.overwrite = -1; | |
75 | channel_cfg.attr.subbuf_size = (uint64_t) sysconf(_SC_PAGE_SIZE) * 8; | |
76 | channel_cfg.attr.num_subbuf = 8; | |
77 | channel_cfg.attr.output = LTTNG_EVENT_MMAP; | |
78 | ||
1cc00241 | 79 | enum lttng_rotation_status rotation_status; |
cd9adb8b | 80 | struct lttng_rotation_schedule *rotation_schedule = nullptr; |
1cc00241 | 81 | |
28ab034a JG |
82 | session_desriptor = |
83 | lttng_session_descriptor_local_create(TEST_SESSION_NAME, session_output_path); | |
1cc00241 | 84 | if (!session_desriptor) { |
28ab034a | 85 | fail("Failed to create session descriptor for session `%s`", TEST_SESSION_NAME); |
1cc00241 JG |
86 | ret = -1; |
87 | goto end; | |
88 | } | |
89 | ||
90 | ret_code = lttng_create_session_ext(session_desriptor); | |
91 | if (ret_code != LTTNG_OK) { | |
28ab034a JG |
92 | fail("Failed to create session `%s`: %s", |
93 | TEST_SESSION_NAME, | |
94 | lttng_strerror(-ret_code)); | |
1cc00241 JG |
95 | ret = -1; |
96 | goto end; | |
97 | } | |
98 | ||
99 | ret = lttng_enable_channel(&ust_channel_handle, &channel_cfg); | |
100 | if (ret) { | |
28ab034a | 101 | fail("Failed to enable channel `%s`: %s", TEST_CHANNEL_NAME, lttng_strerror(ret)); |
1cc00241 JG |
102 | ret = -1; |
103 | goto end; | |
104 | } | |
105 | ||
106 | ret = lttng_start_tracing(TEST_SESSION_NAME); | |
107 | if (ret) { | |
28ab034a | 108 | fail("Failed to start session `%s`: %s", TEST_SESSION_NAME, lttng_strerror(ret)); |
1cc00241 JG |
109 | ret = -1; |
110 | goto end; | |
111 | } | |
112 | ||
113 | rotation_schedule = lttng_rotation_schedule_size_threshold_create(); | |
114 | if (!rotation_schedule) { | |
115 | fail("Failed to create rotation schedule descriptor"); | |
116 | ret = -1; | |
117 | goto end; | |
118 | } | |
119 | ||
120 | /* | |
121 | * The rotation schedule size threshold doesn't matter; no event rules | |
122 | * were specified so the session consumed size should not grow over | |
123 | * time. | |
124 | */ | |
125 | rotation_status = lttng_rotation_schedule_size_threshold_set_threshold( | |
28ab034a | 126 | rotation_schedule, sysconf(_SC_PAGE_SIZE) * 4096); |
1cc00241 JG |
127 | if (rotation_status != LTTNG_ROTATION_STATUS_OK) { |
128 | fail("Failed to set size threshold of session rotation schedule"); | |
129 | ret = -1; | |
130 | goto end; | |
131 | } | |
132 | ||
28ab034a | 133 | rotation_status = lttng_session_add_rotation_schedule(TEST_SESSION_NAME, rotation_schedule); |
1cc00241 JG |
134 | if (rotation_status != LTTNG_ROTATION_STATUS_OK) { |
135 | fail("Failed to set size-based rotation schedule on session `%s`", | |
28ab034a | 136 | TEST_SESSION_NAME); |
1cc00241 JG |
137 | ret = -1; |
138 | goto end; | |
139 | } | |
140 | ||
141 | ret = 0; | |
142 | end: | |
143 | lttng_session_descriptor_destroy(session_desriptor); | |
144 | lttng_rotation_schedule_destroy(rotation_schedule); | |
145 | return ret; | |
146 | } | |
147 | ||
148 | int main(int argc, const char **argv) | |
149 | { | |
150 | int ret; | |
151 | ||
152 | if (argc != 2) { | |
153 | fail("Missing trace path"); | |
154 | goto end; | |
155 | } | |
156 | ||
157 | plan_tests(TEST_COUNT); | |
158 | ||
159 | if (get_registered_triggers_count() != 0) { | |
160 | fail("Session daemon already has registered triggers, bailing out"); | |
161 | goto end; | |
162 | } | |
163 | ||
164 | ret = setup_session_with_size_rotation_schedule(argv[1]); | |
165 | if (ret) { | |
166 | goto end; | |
167 | } | |
168 | ||
169 | ok(get_registered_triggers_count() == 0, | |
28ab034a | 170 | "No triggers visible while session has an enabled size-based rotation schedule"); |
1cc00241 JG |
171 | |
172 | ret = lttng_destroy_session(TEST_SESSION_NAME); | |
173 | if (ret) { | |
174 | fail("Failed to destroy session `%s`", TEST_SESSION_NAME); | |
175 | goto end; | |
176 | } | |
177 | end: | |
178 | return exit_status(); | |
179 | } |