Commit | Line | Data |
---|---|---|
69c0b621 DG |
1 | /* |
2 | * Copyright (c) 2011 David Goulet <david.goulet@polymtl.ca> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * as published by the Free Software Foundation; only version 2 | |
7 | * of the License. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along | |
15 | * with this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
17 | */ | |
18 | ||
19 | #define _GNU_SOURCE | |
20 | #include <assert.h> | |
21 | #include <errno.h> | |
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | #include <string.h> | |
25 | #include <unistd.h> | |
26 | #include <time.h> | |
27 | ||
28 | #include <lttng/lttng.h> | |
29 | ||
30 | #include "../utils.h" | |
31 | ||
32 | int main(int argc, char **argv) | |
33 | { | |
34 | struct lttng_handle *handle = NULL; | |
35 | struct lttng_domain dom; | |
36 | struct lttng_channel channel; | |
37 | struct lttng_event ev1, ev2, ev3; | |
38 | ||
39 | int ret = 0; | |
40 | ||
d3e8f6bb | 41 | char *session_name = "ust_global_event_basic"; |
69c0b621 DG |
42 | |
43 | dom.type = LTTNG_DOMAIN_UST; | |
44 | ||
45 | strcpy(channel.name, "mychan"); | |
46 | channel.attr.overwrite = 0; | |
47 | channel.attr.subbuf_size = 4096; | |
48 | channel.attr.num_subbuf = 4; | |
49 | channel.attr.switch_timer_interval = 0; | |
50 | channel.attr.read_timer_interval = 200; | |
51 | channel.attr.output = LTTNG_EVENT_MMAP; | |
52 | ||
53 | strcpy(ev1.name, "tp1"); | |
54 | ev1.type = LTTNG_EVENT_TRACEPOINT; | |
8005f29a | 55 | ev1.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL; |
69c0b621 DG |
56 | |
57 | strcpy(ev2.name, "ev2"); | |
58 | ev2.type = LTTNG_EVENT_TRACEPOINT; | |
8005f29a | 59 | ev2.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL; |
69c0b621 DG |
60 | |
61 | strcpy(ev3.name, "ev3"); | |
62 | ev3.type = LTTNG_EVENT_TRACEPOINT; | |
8005f29a | 63 | ev3.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL; |
69c0b621 DG |
64 | |
65 | printf("\nTesting tracing UST events:\n"); | |
66 | printf("-----------\n"); | |
67 | ||
68 | if (argc < 2) { | |
69 | printf("Missing session trace path\n"); | |
70 | return 1; | |
71 | } | |
72 | ||
73 | printf("Creating tracing session (%s): ", argv[1]); | |
74 | if ((ret = lttng_create_session(session_name, argv[1])) < 0) { | |
75 | printf("error creating the session : %s\n", lttng_strerror(ret)); | |
76 | goto create_fail; | |
77 | } | |
78 | PRINT_OK(); | |
79 | ||
80 | printf("Creating session handle: "); | |
81 | if ((handle = lttng_create_handle(session_name, &dom)) == NULL) { | |
82 | printf("error creating handle: %s\n", lttng_strerror(ret)); | |
83 | goto handle_fail; | |
84 | } | |
85 | PRINT_OK(); | |
86 | ||
87 | printf("Enabling %s UST channel: ", channel.name); | |
88 | if ((ret = lttng_enable_channel(handle, &channel)) < 0) { | |
89 | printf("error enable channel: %s\n", lttng_strerror(ret)); | |
90 | goto enable_fail; | |
91 | } | |
92 | PRINT_OK(); | |
93 | ||
94 | printf("Enabling %s UST event: ", ev1.name); | |
95 | if ((ret = lttng_enable_event(handle, &ev1, channel.name)) < 0) { | |
96 | printf("error enabling event: %s\n", lttng_strerror(ret)); | |
97 | goto enable_fail; | |
98 | } | |
99 | PRINT_OK(); | |
100 | ||
101 | printf("Enabling %s UST event: ", ev2.name); | |
102 | if ((ret = lttng_enable_event(handle, &ev2, channel.name)) < 0) { | |
103 | printf("error enabling event: %s\n", lttng_strerror(ret)); | |
104 | goto enable_fail; | |
105 | } | |
106 | PRINT_OK(); | |
107 | ||
108 | printf("Enabling %s UST event: ", ev3.name); | |
109 | if ((ret = lttng_enable_event(handle, &ev3, channel.name)) < 0) { | |
110 | printf("error enabling event: %s\n", lttng_strerror(ret)); | |
111 | goto enable_fail; | |
112 | } | |
113 | PRINT_OK(); | |
114 | ||
115 | printf("Disabling %s UST event: ", ev1.name); | |
116 | if ((ret = lttng_disable_event(handle, ev1.name, channel.name)) < 0) { | |
117 | printf("error enabling event: %s\n", lttng_strerror(ret)); | |
118 | goto enable_fail; | |
119 | } | |
120 | PRINT_OK(); | |
121 | ||
122 | printf("Disabling %s UST event: ", ev3.name); | |
123 | if ((ret = lttng_disable_event(handle, ev3.name, channel.name)) < 0) { | |
124 | printf("error enabling event: %s\n", lttng_strerror(ret)); | |
125 | goto enable_fail; | |
126 | } | |
127 | PRINT_OK(); | |
128 | ||
129 | printf("Renabling %s UST event: ", ev1.name); | |
130 | if ((ret = lttng_enable_event(handle, &ev1, channel.name)) < 0) { | |
131 | printf("error enabling event: %s\n", lttng_strerror(ret)); | |
132 | goto enable_fail; | |
133 | } | |
134 | PRINT_OK(); | |
135 | ||
136 | printf("Renabling %s UST event: ", ev3.name); | |
137 | if ((ret = lttng_enable_event(handle, &ev3, channel.name)) < 0) { | |
138 | printf("error enabling event: %s\n", lttng_strerror(ret)); | |
139 | goto enable_fail; | |
140 | } | |
141 | PRINT_OK(); | |
142 | ||
143 | printf("Start tracing: "); | |
144 | if ((ret = lttng_start_tracing(session_name)) < 0) { | |
145 | printf("error starting tracing: %s\n", lttng_strerror(ret)); | |
146 | goto start_fail; | |
147 | } | |
148 | PRINT_OK(); | |
149 | ||
150 | sleep(2); | |
151 | ||
152 | printf("Stop tracing: "); | |
153 | if ((ret = lttng_stop_tracing(session_name)) < 0) { | |
154 | printf("error stopping tracing: %s\n", lttng_strerror(ret)); | |
155 | goto stop_fail; | |
156 | } | |
157 | PRINT_OK(); | |
158 | ||
159 | printf("Destroy tracing session: "); | |
160 | if ((ret = lttng_destroy_session(session_name)) < 0) { | |
161 | printf("error destroying session: %s\n", lttng_strerror(ret)); | |
162 | } | |
163 | PRINT_OK(); | |
164 | ||
165 | return 0; | |
166 | ||
167 | create_fail: | |
168 | assert(ret != 0); | |
169 | handle_fail: | |
170 | assert(handle != NULL); | |
171 | ||
172 | stop_fail: | |
173 | start_fail: | |
174 | enable_fail: | |
175 | lttng_destroy_session(session_name); | |
176 | lttng_destroy_handle(handle); | |
177 | ||
178 | return 1; | |
179 | } |