2 * Copyright (C) 2014 - Jonathan Rajotte <jonathan.r.julien@gmail.com>
3 * - Olivier Cotte <olivier.cotte@polymtl.ca>
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License, version 2 only, as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc., 51
16 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #include <common/config/session-config.h>
21 #include <lttng/snapshot-internal.h>
26 /* Strings related to command */
27 const char * const mi_lttng_element_command
= "command";
28 const char * const mi_lttng_element_command_action
= "snapshot_action";
29 const char * const mi_lttng_element_command_add_context
= "add-context";
30 const char * const mi_lttng_element_command_calibrate
= "calibrate";
31 const char * const mi_lttng_element_command_create
= "create";
32 const char * const mi_lttng_element_command_destroy
= "destroy";
33 const char * const mi_lttng_element_command_disable_channel
= "disable-channel";
34 const char * const mi_lttng_element_command_disable_event
= "disable-event";
35 const char * const mi_lttng_element_command_enable_channels
= "enable-channel";
36 const char * const mi_lttng_element_command_enable_event
= "enable-event";
37 const char * const mi_lttng_element_command_list
= "list";
38 const char * const mi_lttng_element_command_load
= "load";
39 const char * const mi_lttng_element_command_name
= "name";
40 const char * const mi_lttng_element_command_output
= "output";
41 const char * const mi_lttng_element_command_save
= "save";
42 const char * const mi_lttng_element_command_set_session
= "set-session";
43 const char * const mi_lttng_element_command_snapshot
= "snapshot";
44 const char * const mi_lttng_element_command_snapshot_add
= "add_snapshot";
45 const char * const mi_lttng_element_command_snapshot_del
= "del_snapshot";
46 const char * const mi_lttng_element_command_snapshot_list
= "list_snapshot";
47 const char * const mi_lttng_element_command_snapshot_record
= "record_snapshot";
48 const char * const mi_lttng_element_command_start
= "start";
49 const char * const mi_lttng_element_command_stop
= "stop";
50 const char * const mi_lttng_element_command_success
= "success";
51 const char * const mi_lttng_element_command_track
= "track";
52 const char * const mi_lttng_element_command_untrack
= "untrack";
53 const char * const mi_lttng_element_command_version
= "version";
55 /* Strings related to version command */
56 const char * const mi_lttng_element_version
= "version";
57 const char * const mi_lttng_element_version_commit
= "commit";
58 const char * const mi_lttng_element_version_description
= "description";
59 const char * const mi_lttng_element_version_license
= "license";
60 const char * const mi_lttng_element_version_major
= "major";
61 const char * const mi_lttng_element_version_minor
= "minor";
62 const char * const mi_lttng_element_version_patch_level
= "patchLevel";
63 const char * const mi_lttng_element_version_str
= "string";
64 const char * const mi_lttng_element_version_web
= "url";
66 /* String related to a lttng_event_field */
67 const char * const mi_lttng_element_event_field
= "event_field";
68 const char * const mi_lttng_element_event_fields
= "event_fields";
70 /* String related to lttng_event_context */
71 const char * const mi_lttng_context_type_perf_counter
= "PERF_COUNTER";
72 const char * const mi_lttng_context_type_perf_cpu_counter
= "PERF_CPU_COUNTER";
73 const char * const mi_lttng_context_type_perf_thread_counter
= "PERF_THREAD_COUNTER";
75 /* String related to lttng_event_perf_counter_ctx */
76 const char * const mi_lttng_element_perf_counter_context
= "perf_counter_context";
78 /* Strings related to pid */
79 const char * const mi_lttng_element_pid_id
= "id";
81 /* Strings related to save command */
82 const char * const mi_lttng_element_save
= "save";
84 /* Strings related to load command */
85 const char * const mi_lttng_element_load
= "load";
87 /* General elements of mi_lttng */
88 const char * const mi_lttng_element_empty
= "";
89 const char * const mi_lttng_element_id
= "id";
90 const char * const mi_lttng_element_nowrite
= "nowrite";
91 const char * const mi_lttng_element_success
= "success";
92 const char * const mi_lttng_element_type_enum
= "ENUM";
93 const char * const mi_lttng_element_type_float
= "FLOAT";
94 const char * const mi_lttng_element_type_integer
= "INTEGER";
95 const char * const mi_lttng_element_type_other
= "OTHER";
96 const char * const mi_lttng_element_type_string
= "STRING";
98 /* String related to loglevel */
99 const char * const mi_lttng_loglevel_str_alert
= "TRACE_ALERT";
100 const char * const mi_lttng_loglevel_str_crit
= "TRACE_CRIT";
101 const char * const mi_lttng_loglevel_str_debug
= "TRACE_DEBUG";
102 const char * const mi_lttng_loglevel_str_debug_function
= "TRACE_DEBUG_FUNCTION";
103 const char * const mi_lttng_loglevel_str_debug_line
= "TRACE_DEBUG_LINE";
104 const char * const mi_lttng_loglevel_str_debug_module
= "TRACE_DEBUG_MODULE";
105 const char * const mi_lttng_loglevel_str_debug_process
= "TRACE_DEBUG_PROCESS";
106 const char * const mi_lttng_loglevel_str_debug_program
= "TRACE_DEBUG_PROGRAM";
107 const char * const mi_lttng_loglevel_str_debug_system
= "TRACE_DEBUG_SYSTEM";
108 const char * const mi_lttng_loglevel_str_debug_unit
= "TRACE_DEBUG_UNIT";
109 const char * const mi_lttng_loglevel_str_emerg
= "TRACE_EMERG";
110 const char * const mi_lttng_loglevel_str_err
= "TRACE_ERR";
111 const char * const mi_lttng_loglevel_str_info
= "TRACE_INFO";
112 const char * const mi_lttng_loglevel_str_notice
= "TRACE_NOTICE";
113 const char * const mi_lttng_loglevel_str_unknown
= "UNKNOWN";
114 const char * const mi_lttng_loglevel_str_warning
= "TRACE_WARNING";
116 /* String related to loglevel JUL */
117 const char * const mi_lttng_loglevel_str_jul_all
= "JUL_ALL";
118 const char * const mi_lttng_loglevel_str_jul_config
= "JUL_CONFIG";
119 const char * const mi_lttng_loglevel_str_jul_fine
= "JUL_FINE";
120 const char * const mi_lttng_loglevel_str_jul_finer
= "JUL_FINER";
121 const char * const mi_lttng_loglevel_str_jul_finest
= "JUL_FINEST";
122 const char * const mi_lttng_loglevel_str_jul_info
= "JUL_INFO";
123 const char * const mi_lttng_loglevel_str_jul_off
= "JUL_OFF";
124 const char * const mi_lttng_loglevel_str_jul_severe
= "JUL_SEVERE";
125 const char * const mi_lttng_loglevel_str_jul_warning
= "JUL_WARNING";
127 /* String related to loglevel LOG4J */
128 const char * const mi_lttng_loglevel_str_log4j_off
= "LOG4J_OFF";
129 const char * const mi_lttng_loglevel_str_log4j_fatal
= "LOG4J_FATAL";
130 const char * const mi_lttng_loglevel_str_log4j_error
= "LOG4J_ERROR";
131 const char * const mi_lttng_loglevel_str_log4j_warn
= "LOG4J_WARN";
132 const char * const mi_lttng_loglevel_str_log4j_info
= "LOG4J_INFO";
133 const char * const mi_lttng_loglevel_str_log4j_debug
= "LOG4J_DEBUG";
134 const char * const mi_lttng_loglevel_str_log4j_trace
= "LOG4J_TRACE";
135 const char * const mi_lttng_loglevel_str_log4j_all
= "LOG4J_ALL";
137 /* String related to loglevel Python */
138 const char * const mi_lttng_loglevel_str_python_critical
= "PYTHON_CRITICAL";
139 const char * const mi_lttng_loglevel_str_python_error
= "PYTHON_ERROR";
140 const char * const mi_lttng_loglevel_str_python_warning
= "PYTHON_WARNING";
141 const char * const mi_lttng_loglevel_str_python_info
= "PYTHON_INFO";
142 const char * const mi_lttng_loglevel_str_python_debug
= "PYTHON_DEBUG";
143 const char * const mi_lttng_loglevel_str_python_notset
= "PYTHON_NOTSET";
145 /* String related to loglevel type */
146 const char * const mi_lttng_loglevel_type_all
= "ALL";
147 const char * const mi_lttng_loglevel_type_range
= "RANGE";
148 const char * const mi_lttng_loglevel_type_single
= "SINGLE";
149 const char * const mi_lttng_loglevel_type_unknown
= "UNKNOWN";
151 /* String related to lttng_calibrate */
152 const char * const mi_lttng_element_calibrate
= "calibrate";
153 const char * const mi_lttng_element_calibrate_function
= "FUNCTION";
155 /* String related to a lttng_snapshot_output */
156 const char * const mi_lttng_element_snapshot_ctrl_url
= "ctrl_url";
157 const char * const mi_lttng_element_snapshot_data_url
= "data_url";
158 const char * const mi_lttng_element_snapshot_max_size
= "max_size";
159 const char * const mi_lttng_element_snapshot_n_ptr
= "n_ptr";
160 const char * const mi_lttng_element_snapshot_session_name
= "session_name";
161 const char * const mi_lttng_element_snapshots
= "snapshots";
163 /* String related to track/untrack command */
164 const char * const mi_lttng_element_track_untrack_all_wildcard
= "*";
167 /* This is a merge of jul loglevel and regular loglevel
168 * Those should never overlap by definition
169 * (see struct lttng_event loglevel)
172 const char *mi_lttng_loglevel_string(int value
, enum lttng_domain_type domain
)
175 case LTTNG_DOMAIN_KERNEL
:
176 case LTTNG_DOMAIN_UST
:
179 return mi_lttng_element_empty
;
180 case LTTNG_LOGLEVEL_EMERG
:
181 return mi_lttng_loglevel_str_emerg
;
182 case LTTNG_LOGLEVEL_ALERT
:
183 return mi_lttng_loglevel_str_alert
;
184 case LTTNG_LOGLEVEL_CRIT
:
185 return mi_lttng_loglevel_str_crit
;
186 case LTTNG_LOGLEVEL_ERR
:
187 return mi_lttng_loglevel_str_err
;
188 case LTTNG_LOGLEVEL_WARNING
:
189 return mi_lttng_loglevel_str_warning
;
190 case LTTNG_LOGLEVEL_NOTICE
:
191 return mi_lttng_loglevel_str_notice
;
192 case LTTNG_LOGLEVEL_INFO
:
193 return mi_lttng_loglevel_str_info
;
194 case LTTNG_LOGLEVEL_DEBUG_SYSTEM
:
195 return mi_lttng_loglevel_str_debug_system
;
196 case LTTNG_LOGLEVEL_DEBUG_PROGRAM
:
197 return mi_lttng_loglevel_str_debug_program
;
198 case LTTNG_LOGLEVEL_DEBUG_PROCESS
:
199 return mi_lttng_loglevel_str_debug_process
;
200 case LTTNG_LOGLEVEL_DEBUG_MODULE
:
201 return mi_lttng_loglevel_str_debug_module
;
202 case LTTNG_LOGLEVEL_DEBUG_UNIT
:
203 return mi_lttng_loglevel_str_debug_unit
;
204 case LTTNG_LOGLEVEL_DEBUG_FUNCTION
:
205 return mi_lttng_loglevel_str_debug_function
;
206 case LTTNG_LOGLEVEL_DEBUG_LINE
:
207 return mi_lttng_loglevel_str_debug_line
;
208 case LTTNG_LOGLEVEL_DEBUG
:
209 return mi_lttng_loglevel_str_debug
;
211 return mi_lttng_loglevel_str_unknown
;
214 case LTTNG_DOMAIN_LOG4J
:
217 return mi_lttng_element_empty
;
218 case LTTNG_LOGLEVEL_LOG4J_OFF
:
219 return mi_lttng_loglevel_str_log4j_off
;
220 case LTTNG_LOGLEVEL_LOG4J_FATAL
:
221 return mi_lttng_loglevel_str_log4j_fatal
;
222 case LTTNG_LOGLEVEL_LOG4J_ERROR
:
223 return mi_lttng_loglevel_str_log4j_error
;
224 case LTTNG_LOGLEVEL_LOG4J_WARN
:
225 return mi_lttng_loglevel_str_log4j_warn
;
226 case LTTNG_LOGLEVEL_LOG4J_INFO
:
227 return mi_lttng_loglevel_str_log4j_info
;
228 case LTTNG_LOGLEVEL_LOG4J_DEBUG
:
229 return mi_lttng_loglevel_str_log4j_debug
;
230 case LTTNG_LOGLEVEL_LOG4J_TRACE
:
231 return mi_lttng_loglevel_str_log4j_trace
;
232 case LTTNG_LOGLEVEL_LOG4J_ALL
:
233 return mi_lttng_loglevel_str_log4j_all
;
235 return mi_lttng_loglevel_str_unknown
;
238 case LTTNG_DOMAIN_JUL
:
241 return mi_lttng_element_empty
;
242 case LTTNG_LOGLEVEL_JUL_OFF
:
243 return mi_lttng_loglevel_str_jul_off
;
244 case LTTNG_LOGLEVEL_JUL_SEVERE
:
245 return mi_lttng_loglevel_str_jul_severe
;
246 case LTTNG_LOGLEVEL_JUL_WARNING
:
247 return mi_lttng_loglevel_str_jul_warning
;
248 case LTTNG_LOGLEVEL_JUL_INFO
:
249 return mi_lttng_loglevel_str_jul_info
;
250 case LTTNG_LOGLEVEL_JUL_CONFIG
:
251 return mi_lttng_loglevel_str_jul_config
;
252 case LTTNG_LOGLEVEL_JUL_FINE
:
253 return mi_lttng_loglevel_str_jul_fine
;
254 case LTTNG_LOGLEVEL_JUL_FINER
:
255 return mi_lttng_loglevel_str_jul_finer
;
256 case LTTNG_LOGLEVEL_JUL_FINEST
:
257 return mi_lttng_loglevel_str_jul_finest
;
258 case LTTNG_LOGLEVEL_JUL_ALL
:
259 return mi_lttng_loglevel_str_jul_all
;
261 return mi_lttng_loglevel_str_unknown
;
264 case LTTNG_DOMAIN_PYTHON
:
266 case LTTNG_LOGLEVEL_PYTHON_CRITICAL
:
267 return mi_lttng_loglevel_str_python_critical
;
268 case LTTNG_LOGLEVEL_PYTHON_ERROR
:
269 return mi_lttng_loglevel_str_python_error
;
270 case LTTNG_LOGLEVEL_PYTHON_WARNING
:
271 return mi_lttng_loglevel_str_python_warning
;
272 case LTTNG_LOGLEVEL_PYTHON_INFO
:
273 return mi_lttng_loglevel_str_python_info
;
274 case LTTNG_LOGLEVEL_PYTHON_DEBUG
:
275 return mi_lttng_loglevel_str_python_debug
;
276 case LTTNG_LOGLEVEL_PYTHON_NOTSET
:
277 return mi_lttng_loglevel_str_python_notset
;
279 return mi_lttng_loglevel_str_unknown
;
284 /* Reaching this means the domain is unknown. */
285 return mi_lttng_loglevel_str_unknown
;
289 const char *mi_lttng_logleveltype_string(enum lttng_loglevel_type value
)
292 case LTTNG_EVENT_LOGLEVEL_ALL
:
293 return mi_lttng_loglevel_type_all
;
294 case LTTNG_EVENT_LOGLEVEL_RANGE
:
295 return mi_lttng_loglevel_type_range
;
296 case LTTNG_EVENT_LOGLEVEL_SINGLE
:
297 return mi_lttng_loglevel_type_single
;
299 return mi_lttng_loglevel_type_unknown
;
304 const char *mi_lttng_eventtype_string(enum lttng_event_type value
)
307 case LTTNG_EVENT_ALL
:
308 return config_event_type_all
;
309 case LTTNG_EVENT_TRACEPOINT
:
310 return config_event_type_tracepoint
;
311 case LTTNG_EVENT_PROBE
:
312 return config_event_type_probe
;
313 case LTTNG_EVENT_FUNCTION
:
314 return config_event_type_function
;
315 case LTTNG_EVENT_FUNCTION_ENTRY
:
316 return config_event_type_function_entry
;
317 case LTTNG_EVENT_SYSCALL
:
318 return config_event_type_syscall
;
319 case LTTNG_EVENT_NOOP
:
320 return config_event_type_noop
;
322 return mi_lttng_element_empty
;
327 const char *mi_lttng_event_contexttype_string(enum lttng_event_context_type val
)
330 case LTTNG_EVENT_CONTEXT_PID
:
331 return config_event_context_pid
;
332 case LTTNG_EVENT_CONTEXT_PERF_COUNTER
:
333 return mi_lttng_context_type_perf_counter
;
334 case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER
:
335 return mi_lttng_context_type_perf_thread_counter
;
336 case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER
:
337 return mi_lttng_context_type_perf_cpu_counter
;
338 case LTTNG_EVENT_CONTEXT_PROCNAME
:
339 return config_event_context_procname
;
340 case LTTNG_EVENT_CONTEXT_PRIO
:
341 return config_event_context_prio
;
342 case LTTNG_EVENT_CONTEXT_NICE
:
343 return config_event_context_nice
;
344 case LTTNG_EVENT_CONTEXT_VPID
:
345 return config_event_context_vpid
;
346 case LTTNG_EVENT_CONTEXT_TID
:
347 return config_event_context_tid
;
348 case LTTNG_EVENT_CONTEXT_VTID
:
349 return config_event_context_vtid
;
350 case LTTNG_EVENT_CONTEXT_PPID
:
351 return config_event_context_ppid
;
352 case LTTNG_EVENT_CONTEXT_VPPID
:
353 return config_event_context_vppid
;
354 case LTTNG_EVENT_CONTEXT_PTHREAD_ID
:
355 return config_event_context_pthread_id
;
356 case LTTNG_EVENT_CONTEXT_HOSTNAME
:
357 return config_event_context_hostname
;
358 case LTTNG_EVENT_CONTEXT_IP
:
359 return config_event_context_ip
;
366 const char *mi_lttng_eventfieldtype_string(enum lttng_event_field_type val
)
369 case(LTTNG_EVENT_FIELD_INTEGER
):
370 return mi_lttng_element_type_integer
;
371 case(LTTNG_EVENT_FIELD_ENUM
):
372 return mi_lttng_element_type_enum
;
373 case(LTTNG_EVENT_FIELD_FLOAT
):
374 return mi_lttng_element_type_float
;
375 case(LTTNG_EVENT_FIELD_STRING
):
376 return mi_lttng_element_type_string
;
378 return mi_lttng_element_type_other
;
383 const char *mi_lttng_domaintype_string(enum lttng_domain_type value
)
385 /* Note: This is a *duplicate* of get_domain_str from bin/lttng/utils.c */
387 case LTTNG_DOMAIN_KERNEL
:
388 return config_domain_type_kernel
;
389 case LTTNG_DOMAIN_UST
:
390 return config_domain_type_ust
;
391 case LTTNG_DOMAIN_JUL
:
392 return config_domain_type_jul
;
393 case LTTNG_DOMAIN_LOG4J
:
394 return config_domain_type_log4j
;
395 case LTTNG_DOMAIN_PYTHON
:
396 return config_domain_type_python
;
398 /* Should not have an unknown domain */
404 const char *mi_lttng_buffertype_string(enum lttng_buffer_type value
)
407 case LTTNG_BUFFER_PER_PID
:
408 return config_buffer_type_per_pid
;
409 case LTTNG_BUFFER_PER_UID
:
410 return config_buffer_type_per_uid
;
411 case LTTNG_BUFFER_GLOBAL
:
412 return config_buffer_type_global
;
414 /* Should not have an unknow buffer type */
420 const char *mi_lttng_calibratetype_string(enum lttng_calibrate_type val
)
425 case LTTNG_CALIBRATE_FUNCTION
:
426 ret
= mi_lttng_element_calibrate_function
;
429 ret
= mi_lttng_element_empty
;
436 struct mi_writer
*mi_lttng_writer_create(int fd_output
, int mi_output_type
)
438 struct mi_writer
*mi_writer
;
440 mi_writer
= zmalloc(sizeof(struct mi_writer
));
442 PERROR("zmalloc mi_writer_create");
445 if (mi_output_type
== LTTNG_MI_XML
) {
446 mi_writer
->writer
= config_writer_create(fd_output
, 0);
447 if (!mi_writer
->writer
) {
450 mi_writer
->type
= LTTNG_MI_XML
;
464 int mi_lttng_writer_destroy(struct mi_writer
*writer
)
473 ret
= config_writer_destroy(writer
->writer
);
484 int mi_lttng_writer_command_open(struct mi_writer
*writer
, const char *command
)
488 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_command
);
492 ret
= mi_lttng_writer_write_element_string(writer
,
493 mi_lttng_element_command_name
, command
);
499 int mi_lttng_writer_command_close(struct mi_writer
*writer
)
501 return mi_lttng_writer_close_element(writer
);
505 int mi_lttng_writer_open_element(struct mi_writer
*writer
,
506 const char *element_name
)
508 return config_writer_open_element(writer
->writer
, element_name
);
512 int mi_lttng_writer_close_element(struct mi_writer
*writer
)
514 return config_writer_close_element(writer
->writer
);
518 int mi_lttng_close_multi_element(struct mi_writer
*writer
,
519 unsigned int nb_element
)
523 if (nb_element
< 1) {
527 for (i
= 0; i
< nb_element
; i
++) {
528 ret
= mi_lttng_writer_close_element(writer
);
538 int mi_lttng_writer_write_element_unsigned_int(struct mi_writer
*writer
,
539 const char *element_name
, uint64_t value
)
541 return config_writer_write_element_unsigned_int(writer
->writer
,
542 element_name
, value
);
546 int mi_lttng_writer_write_element_signed_int(struct mi_writer
*writer
,
547 const char *element_name
, int64_t value
)
549 return config_writer_write_element_signed_int(writer
->writer
,
550 element_name
, value
);
554 int mi_lttng_writer_write_element_bool(struct mi_writer
*writer
,
555 const char *element_name
, int value
)
557 return config_writer_write_element_bool(writer
->writer
,
558 element_name
, value
);
562 int mi_lttng_writer_write_element_string(struct mi_writer
*writer
,
563 const char *element_name
, const char *value
)
565 return config_writer_write_element_string(writer
->writer
,
566 element_name
, value
);
570 int mi_lttng_version(struct mi_writer
*writer
, struct mi_lttng_version
*version
,
571 const char *lttng_description
, const char *lttng_license
)
576 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_version
);
581 /* Version string (contain info like rc etc.) */
582 ret
= mi_lttng_writer_write_element_string(writer
,
583 mi_lttng_element_version_str
, version
->version
);
588 /* Major version number */
589 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
590 mi_lttng_element_version_major
, version
->version_major
);
595 /* Minor version number */
596 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
597 mi_lttng_element_version_minor
, version
->version_minor
);
602 /* Commit version number */
603 ret
= mi_lttng_writer_write_element_string(writer
,
604 mi_lttng_element_version_commit
, version
->version_commit
);
610 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
611 mi_lttng_element_version_patch_level
, version
->version_patchlevel
);
616 /* Name of the version */
617 ret
= mi_lttng_writer_write_element_string(writer
,
618 config_element_name
, version
->version_name
);
623 /* Description mostly related to beer... */
624 ret
= mi_lttng_writer_write_element_string(writer
,
625 mi_lttng_element_version_description
, lttng_description
);
631 ret
= mi_lttng_writer_write_element_string(writer
,
632 mi_lttng_element_version_web
, version
->package_url
);
637 /* License: free as in free beer...no...*speech* */
638 ret
= mi_lttng_writer_write_element_string(writer
,
639 mi_lttng_element_version_license
, lttng_license
);
644 /* Close version element */
645 ret
= mi_lttng_writer_close_element(writer
);
652 int mi_lttng_sessions_open(struct mi_writer
*writer
)
654 return mi_lttng_writer_open_element(writer
, config_element_sessions
);
658 int mi_lttng_session(struct mi_writer
*writer
,
659 struct lttng_session
*session
, int is_open
)
665 /* Open sessions element */
666 ret
= mi_lttng_writer_open_element(writer
,
667 config_element_session
);
672 /* Name of the session */
673 ret
= mi_lttng_writer_write_element_string(writer
,
674 config_element_name
, session
->name
);
680 ret
= mi_lttng_writer_write_element_string(writer
,
681 config_element_path
, session
->path
);
687 ret
= mi_lttng_writer_write_element_bool(writer
,
688 config_element_enabled
, session
->enabled
);
694 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
695 config_element_snapshot_mode
, session
->snapshot_mode
);
700 /* Live timer interval in usec */
701 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
702 config_element_live_timer_interval
,
703 session
->live_timer_interval
);
709 /* Closing session element */
710 ret
= mi_lttng_writer_close_element(writer
);
718 int mi_lttng_domains_open(struct mi_writer
*writer
)
720 return mi_lttng_writer_open_element(writer
, config_element_domains
);
724 int mi_lttng_domain(struct mi_writer
*writer
,
725 struct lttng_domain
*domain
, int is_open
)
728 const char *str_domain
;
729 const char *str_buffer
;
733 /* Open domain element */
734 ret
= mi_lttng_writer_open_element(writer
, config_element_domain
);
740 str_domain
= mi_lttng_domaintype_string(domain
->type
);
741 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
748 str_buffer
= mi_lttng_buffertype_string(domain
->buf_type
);
749 ret
= mi_lttng_writer_write_element_string(writer
,
750 config_element_buffer_type
, str_buffer
);
756 * This union is not currently used and was added for
757 * future ust domain support.
762 /* Closing domain element */
763 ret
= mi_lttng_writer_close_element(writer
);
772 int mi_lttng_channels_open(struct mi_writer
*writer
)
774 return mi_lttng_writer_open_element(writer
, config_element_channels
);
778 int mi_lttng_channel(struct mi_writer
*writer
,
779 struct lttng_channel
*channel
, int is_open
)
785 /* Opening channel element */
786 ret
= mi_lttng_writer_open_element(writer
, config_element_channel
);
792 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
799 ret
= mi_lttng_writer_write_element_bool(writer
,
800 config_element_enabled
, channel
->enabled
);
806 ret
= mi_lttng_channel_attr(writer
, &channel
->attr
);
812 /* Closing channel element */
813 ret
= mi_lttng_writer_close_element(writer
);
823 int mi_lttng_channel_attr(struct mi_writer
*writer
,
824 struct lttng_channel_attr
*attr
)
830 /* Opening Attributes */
831 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
837 ret
= mi_lttng_writer_write_element_string(writer
,
838 config_element_overwrite_mode
,
839 attr
->overwrite
? config_overwrite_mode_overwrite
:
840 config_overwrite_mode_discard
);
845 /* Sub buffer size in byte */
846 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
847 config_element_subbuf_size
, attr
->subbuf_size
);
852 /* Number of subbuffer (power of two) */
853 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
854 config_element_num_subbuf
,
860 /* Switch timer interval in usec */
861 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
862 config_element_switch_timer_interval
,
863 attr
->switch_timer_interval
);
868 /* Read timer interval in usec */
869 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
870 config_element_read_timer_interval
,
871 attr
->read_timer_interval
);
877 ret
= mi_lttng_writer_write_element_string(writer
,
878 config_element_output_type
,
879 attr
->output
== LTTNG_EVENT_SPLICE
?
880 config_output_type_splice
: config_output_type_mmap
);
885 /* Tracefile size in bytes */
886 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
887 config_element_tracefile_size
, attr
->tracefile_size
);
892 /* Count of tracefiles */
893 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
894 config_element_tracefile_count
,
895 attr
->tracefile_count
);
900 /* Live timer interval in usec*/
901 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
902 config_element_live_timer_interval
,
903 attr
->live_timer_interval
);
908 /* Closing attributes */
909 ret
= mi_lttng_writer_close_element(writer
);
919 int mi_lttng_event_common_attributes(struct mi_writer
*writer
,
920 struct lttng_event
*event
)
924 /* Open event element */
925 ret
= mi_lttng_writer_open_element(writer
, config_element_event
);
931 ret
= mi_lttng_writer_write_element_string(writer
,
932 config_element_name
, event
->name
);
938 ret
= mi_lttng_writer_write_element_string(writer
,
939 config_element_type
, mi_lttng_eventtype_string(event
->type
));
944 /* Is event enabled */
945 ret
= mi_lttng_writer_write_element_bool(writer
,
946 config_element_enabled
, event
->enabled
);
951 /* Event filter enabled? */
952 ret
= mi_lttng_writer_write_element_bool(writer
,
953 config_element_filter
, event
->filter
);
960 int mi_lttng_event_tracepoint_loglevel(struct mi_writer
*writer
,
961 struct lttng_event
*event
, enum lttng_domain_type domain
)
966 ret
= mi_lttng_writer_write_element_string(writer
,
967 config_element_loglevel
,
968 mi_lttng_loglevel_string(event
->loglevel
, domain
));
974 ret
= mi_lttng_writer_write_element_string(writer
,
975 config_element_loglevel_type
,
976 mi_lttng_logleveltype_string(event
->loglevel_type
));
981 /* event exclusion filter */
982 ret
= mi_lttng_writer_write_element_bool(writer
,
983 config_element_exclusion
, event
->exclusion
);
993 int mi_lttng_event_tracepoint_no_loglevel(struct mi_writer
*writer
,
994 struct lttng_event
*event
)
996 /* event exclusion filter */
997 return mi_lttng_writer_write_element_bool(writer
,
998 config_element_exclusion
, event
->exclusion
);
1002 int mi_lttng_event_function_probe(struct mi_writer
*writer
,
1003 struct lttng_event
*event
)
1007 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1012 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1017 if (event
->attr
.probe
.addr
!= 0) {
1018 /* event probe address */
1019 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1020 config_element_address
, event
->attr
.probe
.addr
);
1025 /* event probe offset */
1026 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1027 config_element_offset
, event
->attr
.probe
.offset
);
1032 /* event probe symbol_name */
1033 ret
= mi_lttng_writer_write_element_string(writer
,
1034 config_element_symbol_name
, event
->attr
.probe
.symbol_name
);
1040 /* Close probe_attributes and attributes */
1041 ret
= mi_lttng_close_multi_element(writer
, 2);
1047 int mi_lttng_event_function_entry(struct mi_writer
*writer
,
1048 struct lttng_event
*event
)
1052 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1057 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1062 /* event probe symbol_name */
1063 ret
= mi_lttng_writer_write_element_string(writer
,
1064 config_element_symbol_name
, event
->attr
.ftrace
.symbol_name
);
1069 /* Close function_attributes and attributes */
1070 ret
= mi_lttng_close_multi_element(writer
, 2);
1076 int mi_lttng_events_open(struct mi_writer
*writer
)
1078 return mi_lttng_writer_open_element(writer
, config_element_events
);
1082 int mi_lttng_event(struct mi_writer
*writer
,
1083 struct lttng_event
*event
, int is_open
, enum lttng_domain_type domain
)
1087 ret
= mi_lttng_event_common_attributes(writer
, event
);
1092 switch (event
->type
) {
1093 case LTTNG_EVENT_TRACEPOINT
:
1095 if (event
->loglevel
!= -1) {
1096 ret
= mi_lttng_event_tracepoint_loglevel(writer
, event
, domain
);
1098 ret
= mi_lttng_event_tracepoint_no_loglevel(writer
, event
);
1102 case LTTNG_EVENT_FUNCTION
:
1104 case LTTNG_EVENT_PROBE
:
1105 ret
= mi_lttng_event_function_probe(writer
, event
);
1107 case LTTNG_EVENT_FUNCTION_ENTRY
:
1108 ret
= mi_lttng_event_function_entry(writer
, event
);
1110 case LTTNG_EVENT_ALL
:
1117 ret
= mi_lttng_writer_close_element(writer
);
1125 int mi_lttng_trackers_open(struct mi_writer
*writer
)
1127 return mi_lttng_writer_open_element(writer
, config_element_trackers
);
1131 int mi_lttng_pid_tracker_open(struct mi_writer
*writer
)
1135 /* Open element pid_tracker */
1136 ret
= mi_lttng_writer_open_element(writer
, config_element_pid_tracker
);
1141 /* Open targets element */
1142 ret
= mi_lttng_targets_open(writer
);
1148 int mi_lttng_pids_open(struct mi_writer
*writer
)
1150 return mi_lttng_writer_open_element(writer
, config_element_pids
);
1154 * TODO: move the listing of pid for user agent to process semantic on
1155 * mi api bump. The use of process element break the mi api.
1158 int mi_lttng_pid(struct mi_writer
*writer
, pid_t pid
, const char *name
,
1163 /* Open pid process */
1164 ret
= mi_lttng_writer_open_element(writer
, config_element_pid
);
1169 /* Writing pid number */
1170 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1171 mi_lttng_element_pid_id
, (int)pid
);
1176 /* Writing name of the process */
1178 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1187 ret
= mi_lttng_writer_close_element(writer
);
1195 int mi_lttng_targets_open(struct mi_writer
*writer
)
1197 return mi_lttng_writer_open_element(writer
,
1198 config_element_targets
);
1202 int mi_lttng_pid_target(struct mi_writer
*writer
, pid_t pid
, int is_open
)
1206 ret
= mi_lttng_writer_open_element(writer
,
1207 config_element_target_pid
);
1212 /* Writing pid number
1213 * Special case for element all on track untrack command
1214 * All pid is represented as wildcard *
1216 if ((int) pid
== -1) {
1217 ret
= mi_lttng_writer_write_element_string(writer
,
1219 mi_lttng_element_track_untrack_all_wildcard
);
1221 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1222 config_element_pid
, (int) pid
);
1229 ret
= mi_lttng_writer_close_element(writer
);
1240 int mi_lttng_event_fields_open(struct mi_writer
*writer
)
1242 return mi_lttng_writer_open_element(writer
, mi_lttng_element_event_fields
);
1246 int mi_lttng_event_field(struct mi_writer
*writer
,
1247 struct lttng_event_field
*field
)
1251 if (!field
->field_name
[0]) {
1257 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_event_field
);
1262 if (!field
->field_name
[0]) {
1267 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1274 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1275 mi_lttng_eventfieldtype_string(field
->type
));
1281 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1282 mi_lttng_element_nowrite
, field
->nowrite
);
1288 /* Close field element */
1289 ret
= mi_lttng_writer_close_element(writer
);
1296 int mi_lttng_calibrate(struct mi_writer
*writer
,
1297 struct lttng_calibrate
*calibrate
)
1301 /* Open calibrate element */
1302 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_calibrate
);
1307 /* Calibration type */
1308 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1309 mi_lttng_calibratetype_string(calibrate
->type
));
1314 /* Closing calibrate element */
1315 ret
= mi_lttng_writer_close_element(writer
);
1321 int mi_lttng_context(struct mi_writer
*writer
,
1322 struct lttng_event_context
*context
, int is_open
)
1325 const char *type_string
;
1326 struct lttng_event_perf_counter_ctx
*perf_context
;
1328 ret
= mi_lttng_writer_open_element(writer
, config_element_context
);
1333 type_string
= mi_lttng_event_contexttype_string(context
->ctx
);
1335 ret
= -LTTNG_ERR_INVALID
;
1339 /* Print context type */
1340 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1343 /* Special case for PERF_*_COUNTER
1344 * print the lttng_event_perf_counter_ctx*/
1345 switch (context
->ctx
) {
1346 case LTTNG_EVENT_CONTEXT_PERF_COUNTER
:
1347 case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER
:
1348 case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER
:
1349 perf_context
= &context
->u
.perf_counter
;
1350 ret
= mi_lttng_perf_counter_context(writer
, perf_context
);
1361 ret
= mi_lttng_writer_close_element(writer
);
1369 int mi_lttng_perf_counter_context(struct mi_writer
*writer
,
1370 struct lttng_event_perf_counter_ctx
*perf_context
)
1374 /* Open perf_counter_context */
1375 ret
= mi_lttng_writer_open_element(writer
,
1376 mi_lttng_element_perf_counter_context
);
1382 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1383 config_element_type
, perf_context
->type
);
1389 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1390 config_element_config
, perf_context
->config
);
1395 /* Name of the perf counter */
1396 ret
= mi_lttng_writer_write_element_string(writer
,
1397 config_element_name
, perf_context
->name
);
1402 /* Close perf_counter_context */
1403 ret
= mi_lttng_writer_close_element(writer
);
1409 int mi_lttng_snapshot_output_session_name(struct mi_writer
*writer
,
1410 const char *session_name
)
1414 /* Open session element */
1415 ret
= mi_lttng_writer_open_element(writer
, config_element_session
);
1420 /* Snapshot output list for current session name */
1421 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1427 /* Open element snapshots (sequence one snapshot) */
1428 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_snapshots
);
1438 int mi_lttng_snapshot_list_output(struct mi_writer
*writer
,
1439 struct lttng_snapshot_output
*output
)
1443 /* Open element snapshot output */
1444 ret
= mi_lttng_writer_open_element(writer
,
1445 mi_lttng_element_command_snapshot
);
1450 /* ID of the snapshot output */
1451 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1452 mi_lttng_element_id
, output
->id
);
1457 /* Name of the output */
1458 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1464 /* Destination of the output (ctrl_url)*/
1465 ret
= mi_lttng_writer_write_element_string(writer
,
1466 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
1471 /* Destination of the output (data_url) */
1472 ret
= mi_lttng_writer_write_element_string(writer
,
1473 mi_lttng_element_snapshot_data_url
, output
->data_url
);
1478 /* total size of all stream combined */
1479 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1480 mi_lttng_element_snapshot_max_size
, output
->max_size
);
1485 /* Close snapshot output element */
1486 ret
= mi_lttng_writer_close_element(writer
);
1493 int mi_lttng_snapshot_del_output(struct mi_writer
*writer
, int id
,
1494 const char *name
, const char *current_session_name
)
1498 /* Open element del_snapshot */
1499 ret
= mi_lttng_writer_open_element(writer
,
1500 mi_lttng_element_command_snapshot
);
1506 if (id
!= UINT32_MAX
) {
1507 /* "Snapshot output "id" successfully deleted
1508 * for "current_session_name"
1509 * ID of the snapshot output
1511 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1512 mi_lttng_element_id
, id
);
1517 /* "Snapshot output "name" successfully deleted
1518 * for session "current_session_name"
1519 * Name of the output
1521 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1528 /* Snapshot was deleted for session "current_session_name"*/
1529 ret
= mi_lttng_writer_write_element_string(writer
,
1530 mi_lttng_element_snapshot_session_name
,
1531 current_session_name
);
1536 /* Close snapshot element */
1537 ret
= mi_lttng_writer_close_element(writer
);
1544 int mi_lttng_snapshot_add_output(struct mi_writer
*writer
,
1545 const char *current_session_name
, const char *n_ptr
,
1546 struct lttng_snapshot_output
*output
)
1550 /* Open element snapshot */
1551 ret
= mi_lttng_writer_open_element(writer
,
1552 mi_lttng_element_command_snapshot
);
1557 /* Snapshot output id */
1558 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1559 mi_lttng_element_id
, output
->id
);
1564 /* Snapshot output names */
1565 ret
= mi_lttng_writer_write_element_string(writer
,
1566 config_element_name
, n_ptr
);
1571 /* Destination of the output (ctrl_url)*/
1572 ret
= mi_lttng_writer_write_element_string(writer
,
1573 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
1578 /* Snapshot added for session "current_session_name"*/
1579 ret
= mi_lttng_writer_write_element_string(writer
,
1580 mi_lttng_element_snapshot_session_name
, current_session_name
);
1585 /* total size of all stream combined */
1586 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1587 mi_lttng_element_snapshot_max_size
, output
->max_size
);
1592 /* Close snapshot element */
1593 ret
= mi_lttng_writer_close_element(writer
);
1600 int mi_lttng_snapshot_record(struct mi_writer
*writer
,
1601 const char *current_session_name
, const char *url
,
1602 const char *cmdline_ctrl_url
, const char *cmdline_data_url
)
1606 /* Open element snapshot */
1607 ret
= mi_lttng_writer_open_element(writer
,
1608 mi_lttng_element_command_snapshot
);
1614 * If a valid an URL was given, serialize it,
1615 * else take the command line data and ctrl urls*/
1617 /* Destination of the output (ctrl_url)*/
1618 ret
= mi_lttng_writer_write_element_string(writer
,
1619 mi_lttng_element_snapshot_ctrl_url
, url
);
1623 } else if (cmdline_ctrl_url
) {
1624 /* Destination of the output (ctrl_url)*/
1625 ret
= mi_lttng_writer_write_element_string(writer
,
1626 mi_lttng_element_snapshot_ctrl_url
, cmdline_ctrl_url
);
1631 /* Destination of the output (data_url) */
1632 ret
= mi_lttng_writer_write_element_string(writer
,
1633 mi_lttng_element_snapshot_data_url
, cmdline_data_url
);
1639 /* Close record_snapshot element */
1640 ret
= mi_lttng_writer_close_element(writer
);