2 * Copyright (C) 2014 - Jonathan Rajotte <jonathan.r.julien@gmail.com>
3 * - Olivier Cotte <olivier.cotte@polymtl.ca>
4 * Copyright (C) 2016 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License, version 2 only, as
8 * published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along with
16 * this program; if not, write to the Free Software Foundation, Inc., 51
17 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #include <common/config/session-config.h>
22 #include <common/defaults.h>
23 #include <lttng/snapshot-internal.h>
24 #include <lttng/channel.h>
29 #define MI_SCHEMA_MAJOR_VERSION 3
30 #define MI_SCHEMA_MINOR_VERSION 0
32 /* Machine interface namespace URI */
33 LTTNG_HIDDEN
const char * const mi_lttng_xmlns
= "xmlns";
34 LTTNG_HIDDEN
const char * const mi_lttng_xmlns_xsi
= "xmlns:xsi";
35 LTTNG_HIDDEN
const char * const mi_lttng_w3_schema_uri
= "http://www.w3.org/2001/XMLSchema-instance";
36 LTTNG_HIDDEN
const char * const mi_lttng_schema_location
= "xsi:schemaLocation";
37 LTTNG_HIDDEN
const char * const mi_lttng_schema_location_uri
=
38 DEFAULT_LTTNG_MI_NAMESPACE
" "
39 "https://lttng.org/xml/schemas/lttng-mi/" XSTR(MI_SCHEMA_MAJOR_VERSION
)
40 "/lttng-mi-" XSTR(MI_SCHEMA_MAJOR_VERSION
) "."
41 XSTR(MI_SCHEMA_MINOR_VERSION
) ".xsd";
42 LTTNG_HIDDEN
const char * const mi_lttng_schema_version
= "schemaVersion";
43 LTTNG_HIDDEN
const char * const mi_lttng_schema_version_value
= XSTR(MI_SCHEMA_MAJOR_VERSION
)
44 "." XSTR(MI_SCHEMA_MINOR_VERSION
);
46 /* Strings related to command */
47 const char * const mi_lttng_element_command
= "command";
48 const char * const mi_lttng_element_command_action
= "snapshot_action";
49 const char * const mi_lttng_element_command_add_context
= "add-context";
50 const char * const mi_lttng_element_command_create
= "create";
51 const char * const mi_lttng_element_command_destroy
= "destroy";
52 const char * const mi_lttng_element_command_disable_channel
= "disable-channel";
53 const char * const mi_lttng_element_command_disable_event
= "disable-event";
54 const char * const mi_lttng_element_command_enable_channels
= "enable-channel";
55 const char * const mi_lttng_element_command_enable_event
= "enable-event";
56 const char * const mi_lttng_element_command_list
= "list";
57 const char * const mi_lttng_element_command_load
= "load";
58 LTTNG_HIDDEN
const char * const mi_lttng_element_command_metadata
= "metadata";
59 LTTNG_HIDDEN
const char * const mi_lttng_element_command_metadata_action
= "metadata_action";
60 LTTNG_HIDDEN
const char * const mi_lttng_element_command_regenerate
= "regenerate";
61 LTTNG_HIDDEN
const char * const mi_lttng_element_command_regenerate_action
= "regenerate_action";
62 const char * const mi_lttng_element_command_name
= "name";
63 const char * const mi_lttng_element_command_output
= "output";
64 const char * const mi_lttng_element_command_save
= "save";
65 const char * const mi_lttng_element_command_set_session
= "set-session";
66 const char * const mi_lttng_element_command_snapshot
= "snapshot";
67 const char * const mi_lttng_element_command_snapshot_add
= "add_snapshot";
68 const char * const mi_lttng_element_command_snapshot_del
= "del_snapshot";
69 const char * const mi_lttng_element_command_snapshot_list
= "list_snapshot";
70 const char * const mi_lttng_element_command_snapshot_record
= "record_snapshot";
71 const char * const mi_lttng_element_command_start
= "start";
72 const char * const mi_lttng_element_command_stop
= "stop";
73 const char * const mi_lttng_element_command_success
= "success";
74 const char * const mi_lttng_element_command_track
= "track";
75 const char * const mi_lttng_element_command_untrack
= "untrack";
76 const char * const mi_lttng_element_command_version
= "version";
77 const char * const mi_lttng_element_command_rotate
= "rotate";
78 const char * const mi_lttng_element_command_enable_rotation
= "enable-rotation";
79 const char * const mi_lttng_element_command_disable_rotation
= "disable-rotation";
80 const char * const mi_lttng_element_command_clear
= "clear";
82 /* Strings related to version command */
83 const char * const mi_lttng_element_version
= "version";
84 const char * const mi_lttng_element_version_commit
= "commit";
85 const char * const mi_lttng_element_version_description
= "description";
86 const char * const mi_lttng_element_version_license
= "license";
87 const char * const mi_lttng_element_version_major
= "major";
88 const char * const mi_lttng_element_version_minor
= "minor";
89 const char * const mi_lttng_element_version_patch_level
= "patchLevel";
90 const char * const mi_lttng_element_version_str
= "string";
91 const char * const mi_lttng_element_version_web
= "url";
93 /* String related to a lttng_event_field */
94 const char * const mi_lttng_element_event_field
= "event_field";
95 const char * const mi_lttng_element_event_fields
= "event_fields";
97 /* String related to lttng_event_perf_counter_ctx */
98 const char * const mi_lttng_element_perf_counter_context
= "perf";
100 /* Strings related to pid */
101 const char * const mi_lttng_element_pid_id
= "id";
103 /* Strings related to save command */
104 const char * const mi_lttng_element_save
= "save";
106 /* Strings related to load command */
107 const char * const mi_lttng_element_load
= "load";
108 LTTNG_HIDDEN
const char * const mi_lttng_element_load_overrides
= "overrides";
109 LTTNG_HIDDEN
const char * const mi_lttng_element_load_override_url
= "url";
111 /* General elements of mi_lttng */
112 const char * const mi_lttng_element_empty
= "";
113 const char * const mi_lttng_element_id
= "id";
114 const char * const mi_lttng_element_nowrite
= "nowrite";
115 const char * const mi_lttng_element_success
= "success";
116 const char * const mi_lttng_element_type_enum
= "ENUM";
117 const char * const mi_lttng_element_type_float
= "FLOAT";
118 const char * const mi_lttng_element_type_integer
= "INTEGER";
119 const char * const mi_lttng_element_type_other
= "OTHER";
120 const char * const mi_lttng_element_type_string
= "STRING";
122 /* String related to loglevel */
123 const char * const mi_lttng_loglevel_str_alert
= "TRACE_ALERT";
124 const char * const mi_lttng_loglevel_str_crit
= "TRACE_CRIT";
125 const char * const mi_lttng_loglevel_str_debug
= "TRACE_DEBUG";
126 const char * const mi_lttng_loglevel_str_debug_function
= "TRACE_DEBUG_FUNCTION";
127 const char * const mi_lttng_loglevel_str_debug_line
= "TRACE_DEBUG_LINE";
128 const char * const mi_lttng_loglevel_str_debug_module
= "TRACE_DEBUG_MODULE";
129 const char * const mi_lttng_loglevel_str_debug_process
= "TRACE_DEBUG_PROCESS";
130 const char * const mi_lttng_loglevel_str_debug_program
= "TRACE_DEBUG_PROGRAM";
131 const char * const mi_lttng_loglevel_str_debug_system
= "TRACE_DEBUG_SYSTEM";
132 const char * const mi_lttng_loglevel_str_debug_unit
= "TRACE_DEBUG_UNIT";
133 const char * const mi_lttng_loglevel_str_emerg
= "TRACE_EMERG";
134 const char * const mi_lttng_loglevel_str_err
= "TRACE_ERR";
135 const char * const mi_lttng_loglevel_str_info
= "TRACE_INFO";
136 const char * const mi_lttng_loglevel_str_notice
= "TRACE_NOTICE";
137 const char * const mi_lttng_loglevel_str_unknown
= "UNKNOWN";
138 const char * const mi_lttng_loglevel_str_warning
= "TRACE_WARNING";
140 /* String related to loglevel JUL */
141 const char * const mi_lttng_loglevel_str_jul_all
= "JUL_ALL";
142 const char * const mi_lttng_loglevel_str_jul_config
= "JUL_CONFIG";
143 const char * const mi_lttng_loglevel_str_jul_fine
= "JUL_FINE";
144 const char * const mi_lttng_loglevel_str_jul_finer
= "JUL_FINER";
145 const char * const mi_lttng_loglevel_str_jul_finest
= "JUL_FINEST";
146 const char * const mi_lttng_loglevel_str_jul_info
= "JUL_INFO";
147 const char * const mi_lttng_loglevel_str_jul_off
= "JUL_OFF";
148 const char * const mi_lttng_loglevel_str_jul_severe
= "JUL_SEVERE";
149 const char * const mi_lttng_loglevel_str_jul_warning
= "JUL_WARNING";
151 /* String related to loglevel LOG4J */
152 const char * const mi_lttng_loglevel_str_log4j_off
= "LOG4J_OFF";
153 const char * const mi_lttng_loglevel_str_log4j_fatal
= "LOG4J_FATAL";
154 const char * const mi_lttng_loglevel_str_log4j_error
= "LOG4J_ERROR";
155 const char * const mi_lttng_loglevel_str_log4j_warn
= "LOG4J_WARN";
156 const char * const mi_lttng_loglevel_str_log4j_info
= "LOG4J_INFO";
157 const char * const mi_lttng_loglevel_str_log4j_debug
= "LOG4J_DEBUG";
158 const char * const mi_lttng_loglevel_str_log4j_trace
= "LOG4J_TRACE";
159 const char * const mi_lttng_loglevel_str_log4j_all
= "LOG4J_ALL";
161 /* String related to loglevel Python */
162 const char * const mi_lttng_loglevel_str_python_critical
= "PYTHON_CRITICAL";
163 const char * const mi_lttng_loglevel_str_python_error
= "PYTHON_ERROR";
164 const char * const mi_lttng_loglevel_str_python_warning
= "PYTHON_WARNING";
165 const char * const mi_lttng_loglevel_str_python_info
= "PYTHON_INFO";
166 const char * const mi_lttng_loglevel_str_python_debug
= "PYTHON_DEBUG";
167 const char * const mi_lttng_loglevel_str_python_notset
= "PYTHON_NOTSET";
169 /* String related to loglevel type */
170 const char * const mi_lttng_loglevel_type_all
= "ALL";
171 const char * const mi_lttng_loglevel_type_range
= "RANGE";
172 const char * const mi_lttng_loglevel_type_single
= "SINGLE";
173 const char * const mi_lttng_loglevel_type_unknown
= "UNKNOWN";
175 /* String related to a lttng_snapshot_output */
176 const char * const mi_lttng_element_snapshot_ctrl_url
= "ctrl_url";
177 const char * const mi_lttng_element_snapshot_data_url
= "data_url";
178 const char * const mi_lttng_element_snapshot_max_size
= "max_size";
179 const char * const mi_lttng_element_snapshot_n_ptr
= "n_ptr";
180 const char * const mi_lttng_element_snapshot_session_name
= "session_name";
181 const char * const mi_lttng_element_snapshots
= "snapshots";
183 /* String related to track/untrack command */
184 const char * const mi_lttng_element_track_untrack_all_wildcard
= "*";
186 LTTNG_HIDDEN
const char * const mi_lttng_element_session_name
= "session_name";
188 /* String related to rotate command */
189 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation
= "rotation";
190 LTTNG_HIDDEN
const char * const mi_lttng_element_rotate_status
= "status";
191 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule
= "rotation_schedule";
192 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedules
= "rotation_schedules";
193 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_result
= "rotation_schedule_result";
194 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_results
= "rotation_schedule_results";
195 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_periodic
= "periodic";
196 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_periodic_time_us
= "time_us";
197 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_size_threshold
= "size_threshold";
198 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_size_threshold_bytes
= "bytes";
199 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_state
= "state";
200 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location
= "location";
201 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_local
= "local";
202 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_local_absolute_path
= "absolute_path";
203 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay
= "relay";
204 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_host
= "host";
205 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_control_port
= "control_port";
206 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_data_port
= "data_port";
207 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_protocol
= "protocol";
208 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_relative_path
= "relative_path";
210 /* String related to enum lttng_rotation_state */
211 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_ongoing
= "ONGOING";
212 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_completed
= "COMPLETED";
213 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_expired
= "EXPIRED";
214 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_error
= "ERROR";
216 /* String related to enum lttng_trace_archive_location_relay_protocol_type */
217 LTTNG_HIDDEN
const char * const mi_lttng_rotation_location_relay_protocol_str_tcp
= "TCP";
219 /* String related to add-context command */
220 LTTNG_HIDDEN
const char * const mi_lttng_element_context_symbol
= "symbol";
222 /* Deprecated symbols preserved for ABI compatibility. */
223 const char * const mi_lttng_context_type_perf_counter
;
224 const char * const mi_lttng_context_type_perf_cpu_counter
;
225 const char * const mi_lttng_context_type_perf_thread_counter
;
226 const char * const mi_lttng_element_track_untrack_pid_target
;
227 const char * const mi_lttng_element_track_untrack_targets
;
228 const char * const mi_lttng_element_calibrate
;
229 const char * const mi_lttng_element_calibrate_function
;
230 const char * const mi_lttng_element_command_calibrate
;
232 /* This is a merge of jul loglevel and regular loglevel
233 * Those should never overlap by definition
234 * (see struct lttng_event loglevel)
237 const char *mi_lttng_loglevel_string(int value
, enum lttng_domain_type domain
)
240 case LTTNG_DOMAIN_KERNEL
:
241 case LTTNG_DOMAIN_UST
:
244 return mi_lttng_element_empty
;
245 case LTTNG_LOGLEVEL_EMERG
:
246 return mi_lttng_loglevel_str_emerg
;
247 case LTTNG_LOGLEVEL_ALERT
:
248 return mi_lttng_loglevel_str_alert
;
249 case LTTNG_LOGLEVEL_CRIT
:
250 return mi_lttng_loglevel_str_crit
;
251 case LTTNG_LOGLEVEL_ERR
:
252 return mi_lttng_loglevel_str_err
;
253 case LTTNG_LOGLEVEL_WARNING
:
254 return mi_lttng_loglevel_str_warning
;
255 case LTTNG_LOGLEVEL_NOTICE
:
256 return mi_lttng_loglevel_str_notice
;
257 case LTTNG_LOGLEVEL_INFO
:
258 return mi_lttng_loglevel_str_info
;
259 case LTTNG_LOGLEVEL_DEBUG_SYSTEM
:
260 return mi_lttng_loglevel_str_debug_system
;
261 case LTTNG_LOGLEVEL_DEBUG_PROGRAM
:
262 return mi_lttng_loglevel_str_debug_program
;
263 case LTTNG_LOGLEVEL_DEBUG_PROCESS
:
264 return mi_lttng_loglevel_str_debug_process
;
265 case LTTNG_LOGLEVEL_DEBUG_MODULE
:
266 return mi_lttng_loglevel_str_debug_module
;
267 case LTTNG_LOGLEVEL_DEBUG_UNIT
:
268 return mi_lttng_loglevel_str_debug_unit
;
269 case LTTNG_LOGLEVEL_DEBUG_FUNCTION
:
270 return mi_lttng_loglevel_str_debug_function
;
271 case LTTNG_LOGLEVEL_DEBUG_LINE
:
272 return mi_lttng_loglevel_str_debug_line
;
273 case LTTNG_LOGLEVEL_DEBUG
:
274 return mi_lttng_loglevel_str_debug
;
276 return mi_lttng_loglevel_str_unknown
;
279 case LTTNG_DOMAIN_LOG4J
:
282 return mi_lttng_element_empty
;
283 case LTTNG_LOGLEVEL_LOG4J_OFF
:
284 return mi_lttng_loglevel_str_log4j_off
;
285 case LTTNG_LOGLEVEL_LOG4J_FATAL
:
286 return mi_lttng_loglevel_str_log4j_fatal
;
287 case LTTNG_LOGLEVEL_LOG4J_ERROR
:
288 return mi_lttng_loglevel_str_log4j_error
;
289 case LTTNG_LOGLEVEL_LOG4J_WARN
:
290 return mi_lttng_loglevel_str_log4j_warn
;
291 case LTTNG_LOGLEVEL_LOG4J_INFO
:
292 return mi_lttng_loglevel_str_log4j_info
;
293 case LTTNG_LOGLEVEL_LOG4J_DEBUG
:
294 return mi_lttng_loglevel_str_log4j_debug
;
295 case LTTNG_LOGLEVEL_LOG4J_TRACE
:
296 return mi_lttng_loglevel_str_log4j_trace
;
297 case LTTNG_LOGLEVEL_LOG4J_ALL
:
298 return mi_lttng_loglevel_str_log4j_all
;
300 return mi_lttng_loglevel_str_unknown
;
303 case LTTNG_DOMAIN_JUL
:
306 return mi_lttng_element_empty
;
307 case LTTNG_LOGLEVEL_JUL_OFF
:
308 return mi_lttng_loglevel_str_jul_off
;
309 case LTTNG_LOGLEVEL_JUL_SEVERE
:
310 return mi_lttng_loglevel_str_jul_severe
;
311 case LTTNG_LOGLEVEL_JUL_WARNING
:
312 return mi_lttng_loglevel_str_jul_warning
;
313 case LTTNG_LOGLEVEL_JUL_INFO
:
314 return mi_lttng_loglevel_str_jul_info
;
315 case LTTNG_LOGLEVEL_JUL_CONFIG
:
316 return mi_lttng_loglevel_str_jul_config
;
317 case LTTNG_LOGLEVEL_JUL_FINE
:
318 return mi_lttng_loglevel_str_jul_fine
;
319 case LTTNG_LOGLEVEL_JUL_FINER
:
320 return mi_lttng_loglevel_str_jul_finer
;
321 case LTTNG_LOGLEVEL_JUL_FINEST
:
322 return mi_lttng_loglevel_str_jul_finest
;
323 case LTTNG_LOGLEVEL_JUL_ALL
:
324 return mi_lttng_loglevel_str_jul_all
;
326 return mi_lttng_loglevel_str_unknown
;
329 case LTTNG_DOMAIN_PYTHON
:
331 case LTTNG_LOGLEVEL_PYTHON_CRITICAL
:
332 return mi_lttng_loglevel_str_python_critical
;
333 case LTTNG_LOGLEVEL_PYTHON_ERROR
:
334 return mi_lttng_loglevel_str_python_error
;
335 case LTTNG_LOGLEVEL_PYTHON_WARNING
:
336 return mi_lttng_loglevel_str_python_warning
;
337 case LTTNG_LOGLEVEL_PYTHON_INFO
:
338 return mi_lttng_loglevel_str_python_info
;
339 case LTTNG_LOGLEVEL_PYTHON_DEBUG
:
340 return mi_lttng_loglevel_str_python_debug
;
341 case LTTNG_LOGLEVEL_PYTHON_NOTSET
:
342 return mi_lttng_loglevel_str_python_notset
;
344 return mi_lttng_loglevel_str_unknown
;
348 return mi_lttng_loglevel_str_unknown
;
353 const char *mi_lttng_logleveltype_string(enum lttng_loglevel_type value
)
356 case LTTNG_EVENT_LOGLEVEL_ALL
:
357 return mi_lttng_loglevel_type_all
;
358 case LTTNG_EVENT_LOGLEVEL_RANGE
:
359 return mi_lttng_loglevel_type_range
;
360 case LTTNG_EVENT_LOGLEVEL_SINGLE
:
361 return mi_lttng_loglevel_type_single
;
363 return mi_lttng_loglevel_type_unknown
;
368 const char *mi_lttng_eventtype_string(enum lttng_event_type value
)
371 case LTTNG_EVENT_ALL
:
372 return config_event_type_all
;
373 case LTTNG_EVENT_TRACEPOINT
:
374 return config_event_type_tracepoint
;
375 case LTTNG_EVENT_PROBE
:
376 return config_event_type_probe
;
377 case LTTNG_EVENT_USERSPACE_PROBE
:
378 return config_event_type_userspace_probe
;
379 case LTTNG_EVENT_FUNCTION
:
380 return config_event_type_function
;
381 case LTTNG_EVENT_FUNCTION_ENTRY
:
382 return config_event_type_function_entry
;
383 case LTTNG_EVENT_SYSCALL
:
384 return config_event_type_syscall
;
385 case LTTNG_EVENT_NOOP
:
386 return config_event_type_noop
;
388 return mi_lttng_element_empty
;
393 const char *mi_lttng_event_contexttype_string(enum lttng_event_context_type val
)
396 case LTTNG_EVENT_CONTEXT_PID
:
397 return config_event_context_pid
;
398 case LTTNG_EVENT_CONTEXT_PROCNAME
:
399 return config_event_context_procname
;
400 case LTTNG_EVENT_CONTEXT_PRIO
:
401 return config_event_context_prio
;
402 case LTTNG_EVENT_CONTEXT_NICE
:
403 return config_event_context_nice
;
404 case LTTNG_EVENT_CONTEXT_VPID
:
405 return config_event_context_vpid
;
406 case LTTNG_EVENT_CONTEXT_TID
:
407 return config_event_context_tid
;
408 case LTTNG_EVENT_CONTEXT_VTID
:
409 return config_event_context_vtid
;
410 case LTTNG_EVENT_CONTEXT_PPID
:
411 return config_event_context_ppid
;
412 case LTTNG_EVENT_CONTEXT_VPPID
:
413 return config_event_context_vppid
;
414 case LTTNG_EVENT_CONTEXT_PTHREAD_ID
:
415 return config_event_context_pthread_id
;
416 case LTTNG_EVENT_CONTEXT_HOSTNAME
:
417 return config_event_context_hostname
;
418 case LTTNG_EVENT_CONTEXT_IP
:
419 return config_event_context_ip
;
420 case LTTNG_EVENT_CONTEXT_INTERRUPTIBLE
:
421 return config_event_context_interruptible
;
422 case LTTNG_EVENT_CONTEXT_PREEMPTIBLE
:
423 return config_event_context_preemptible
;
424 case LTTNG_EVENT_CONTEXT_NEED_RESCHEDULE
:
425 return config_event_context_need_reschedule
;
426 case LTTNG_EVENT_CONTEXT_MIGRATABLE
:
427 return config_event_context_migratable
;
428 case LTTNG_EVENT_CONTEXT_CALLSTACK_USER
:
429 return config_event_context_callstack_user
;
430 case LTTNG_EVENT_CONTEXT_CALLSTACK_KERNEL
:
431 return config_event_context_callstack_kernel
;
438 const char *mi_lttng_eventfieldtype_string(enum lttng_event_field_type val
)
441 case(LTTNG_EVENT_FIELD_INTEGER
):
442 return mi_lttng_element_type_integer
;
443 case(LTTNG_EVENT_FIELD_ENUM
):
444 return mi_lttng_element_type_enum
;
445 case(LTTNG_EVENT_FIELD_FLOAT
):
446 return mi_lttng_element_type_float
;
447 case(LTTNG_EVENT_FIELD_STRING
):
448 return mi_lttng_element_type_string
;
450 return mi_lttng_element_type_other
;
455 const char *mi_lttng_domaintype_string(enum lttng_domain_type value
)
457 /* Note: This is a *duplicate* of get_domain_str from bin/lttng/utils.c */
459 case LTTNG_DOMAIN_KERNEL
:
460 return config_domain_type_kernel
;
461 case LTTNG_DOMAIN_UST
:
462 return config_domain_type_ust
;
463 case LTTNG_DOMAIN_JUL
:
464 return config_domain_type_jul
;
465 case LTTNG_DOMAIN_LOG4J
:
466 return config_domain_type_log4j
;
467 case LTTNG_DOMAIN_PYTHON
:
468 return config_domain_type_python
;
470 /* Should not have an unknown domain */
477 const char *mi_lttng_buffertype_string(enum lttng_buffer_type value
)
480 case LTTNG_BUFFER_PER_PID
:
481 return config_buffer_type_per_pid
;
482 case LTTNG_BUFFER_PER_UID
:
483 return config_buffer_type_per_uid
;
484 case LTTNG_BUFFER_GLOBAL
:
485 return config_buffer_type_global
;
487 /* Should not have an unknow buffer type */
494 const char *mi_lttng_rotation_state_string(enum lttng_rotation_state value
)
497 case LTTNG_ROTATION_STATE_ONGOING
:
498 return mi_lttng_rotation_state_str_ongoing
;
499 case LTTNG_ROTATION_STATE_COMPLETED
:
500 return mi_lttng_rotation_state_str_completed
;
501 case LTTNG_ROTATION_STATE_EXPIRED
:
502 return mi_lttng_rotation_state_str_expired
;
503 case LTTNG_ROTATION_STATE_ERROR
:
504 return mi_lttng_rotation_state_str_error
;
506 /* Should not have an unknow rotation state. */
513 const char *mi_lttng_trace_archive_location_relay_protocol_type_string(
514 enum lttng_trace_archive_location_relay_protocol_type value
)
517 case LTTNG_TRACE_ARCHIVE_LOCATION_RELAY_PROTOCOL_TYPE_TCP
:
518 return mi_lttng_rotation_location_relay_protocol_str_tcp
;
520 /* Should not have an unknow relay protocol. */
527 struct mi_writer
*mi_lttng_writer_create(int fd_output
, int mi_output_type
)
529 struct mi_writer
*mi_writer
;
531 mi_writer
= zmalloc(sizeof(struct mi_writer
));
533 PERROR("zmalloc mi_writer_create");
536 if (mi_output_type
== LTTNG_MI_XML
) {
537 mi_writer
->writer
= config_writer_create(fd_output
, 0);
538 if (!mi_writer
->writer
) {
541 mi_writer
->type
= LTTNG_MI_XML
;
555 int mi_lttng_writer_destroy(struct mi_writer
*writer
)
564 ret
= config_writer_destroy(writer
->writer
);
575 int mi_lttng_writer_command_open(struct mi_writer
*writer
, const char *command
)
580 * A command is always the MI's root node, it must declare the current
581 * namespace and schema URIs and the schema's version.
583 ret
= config_writer_open_element(writer
->writer
,
584 mi_lttng_element_command
);
589 ret
= config_writer_write_attribute(writer
->writer
,
590 mi_lttng_xmlns
, DEFAULT_LTTNG_MI_NAMESPACE
);
595 ret
= config_writer_write_attribute(writer
->writer
,
596 mi_lttng_xmlns_xsi
, mi_lttng_w3_schema_uri
);
601 ret
= config_writer_write_attribute(writer
->writer
,
602 mi_lttng_schema_location
,
603 mi_lttng_schema_location_uri
);
608 ret
= config_writer_write_attribute(writer
->writer
,
609 mi_lttng_schema_version
,
610 mi_lttng_schema_version_value
);
615 ret
= mi_lttng_writer_write_element_string(writer
,
616 mi_lttng_element_command_name
, command
);
622 int mi_lttng_writer_command_close(struct mi_writer
*writer
)
624 return mi_lttng_writer_close_element(writer
);
628 int mi_lttng_writer_open_element(struct mi_writer
*writer
,
629 const char *element_name
)
631 return config_writer_open_element(writer
->writer
, element_name
);
635 int mi_lttng_writer_close_element(struct mi_writer
*writer
)
637 return config_writer_close_element(writer
->writer
);
641 int mi_lttng_close_multi_element(struct mi_writer
*writer
,
642 unsigned int nb_element
)
646 if (nb_element
< 1) {
650 for (i
= 0; i
< nb_element
; i
++) {
651 ret
= mi_lttng_writer_close_element(writer
);
661 int mi_lttng_writer_write_element_unsigned_int(struct mi_writer
*writer
,
662 const char *element_name
, uint64_t value
)
664 return config_writer_write_element_unsigned_int(writer
->writer
,
665 element_name
, value
);
669 int mi_lttng_writer_write_element_signed_int(struct mi_writer
*writer
,
670 const char *element_name
, int64_t value
)
672 return config_writer_write_element_signed_int(writer
->writer
,
673 element_name
, value
);
677 int mi_lttng_writer_write_element_bool(struct mi_writer
*writer
,
678 const char *element_name
, int value
)
680 return config_writer_write_element_bool(writer
->writer
,
681 element_name
, value
);
685 int mi_lttng_writer_write_element_string(struct mi_writer
*writer
,
686 const char *element_name
, const char *value
)
688 return config_writer_write_element_string(writer
->writer
,
689 element_name
, value
);
693 int mi_lttng_version(struct mi_writer
*writer
, struct mi_lttng_version
*version
,
694 const char *lttng_description
, const char *lttng_license
)
699 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_version
);
704 /* Version string (contain info like rc etc.) */
705 ret
= mi_lttng_writer_write_element_string(writer
,
706 mi_lttng_element_version_str
, version
->version
);
711 /* Major version number */
712 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
713 mi_lttng_element_version_major
, version
->version_major
);
718 /* Minor version number */
719 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
720 mi_lttng_element_version_minor
, version
->version_minor
);
725 /* Commit version number */
726 ret
= mi_lttng_writer_write_element_string(writer
,
727 mi_lttng_element_version_commit
, version
->version_commit
);
733 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
734 mi_lttng_element_version_patch_level
, version
->version_patchlevel
);
739 /* Name of the version */
740 ret
= mi_lttng_writer_write_element_string(writer
,
741 config_element_name
, version
->version_name
);
746 /* Description mostly related to beer... */
747 ret
= mi_lttng_writer_write_element_string(writer
,
748 mi_lttng_element_version_description
, lttng_description
);
754 ret
= mi_lttng_writer_write_element_string(writer
,
755 mi_lttng_element_version_web
, version
->package_url
);
760 /* License: free as in free beer...no...*speech* */
761 ret
= mi_lttng_writer_write_element_string(writer
,
762 mi_lttng_element_version_license
, lttng_license
);
767 /* Close version element */
768 ret
= mi_lttng_writer_close_element(writer
);
775 int mi_lttng_sessions_open(struct mi_writer
*writer
)
777 return mi_lttng_writer_open_element(writer
, config_element_sessions
);
781 int mi_lttng_session(struct mi_writer
*writer
,
782 struct lttng_session
*session
, int is_open
)
788 /* Open sessions element */
789 ret
= mi_lttng_writer_open_element(writer
,
790 config_element_session
);
795 /* Name of the session */
796 ret
= mi_lttng_writer_write_element_string(writer
,
797 config_element_name
, session
->name
);
803 ret
= mi_lttng_writer_write_element_string(writer
,
804 config_element_path
, session
->path
);
810 ret
= mi_lttng_writer_write_element_bool(writer
,
811 config_element_enabled
, session
->enabled
);
817 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
818 config_element_snapshot_mode
, session
->snapshot_mode
);
823 /* Live timer interval in usec */
824 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
825 config_element_live_timer_interval
,
826 session
->live_timer_interval
);
832 /* Closing session element */
833 ret
= mi_lttng_writer_close_element(writer
);
841 int mi_lttng_domains_open(struct mi_writer
*writer
)
843 return mi_lttng_writer_open_element(writer
, config_element_domains
);
847 int mi_lttng_domain(struct mi_writer
*writer
,
848 struct lttng_domain
*domain
, int is_open
)
851 const char *str_domain
;
852 const char *str_buffer
;
856 /* Open domain element */
857 ret
= mi_lttng_writer_open_element(writer
, config_element_domain
);
863 str_domain
= mi_lttng_domaintype_string(domain
->type
);
864 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
871 str_buffer
= mi_lttng_buffertype_string(domain
->buf_type
);
872 ret
= mi_lttng_writer_write_element_string(writer
,
873 config_element_buffer_type
, str_buffer
);
879 * This union is not currently used and was added for
880 * future ust domain support.
885 /* Closing domain element */
886 ret
= mi_lttng_writer_close_element(writer
);
895 int mi_lttng_channels_open(struct mi_writer
*writer
)
897 return mi_lttng_writer_open_element(writer
, config_element_channels
);
901 int mi_lttng_channel(struct mi_writer
*writer
,
902 struct lttng_channel
*channel
, int is_open
)
908 /* Opening channel element */
909 ret
= mi_lttng_writer_open_element(writer
, config_element_channel
);
915 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
922 ret
= mi_lttng_writer_write_element_bool(writer
,
923 config_element_enabled
, channel
->enabled
);
929 ret
= mi_lttng_channel_attr(writer
, &channel
->attr
);
935 /* Closing channel element */
936 ret
= mi_lttng_writer_close_element(writer
);
946 int mi_lttng_channel_attr(struct mi_writer
*writer
,
947 struct lttng_channel_attr
*attr
)
950 struct lttng_channel
*chan
= caa_container_of(attr
,
951 struct lttng_channel
, attr
);
952 uint64_t discarded_events
, lost_packets
, monitor_timer_interval
;
953 int64_t blocking_timeout
;
957 ret
= lttng_channel_get_discarded_event_count(chan
, &discarded_events
);
962 ret
= lttng_channel_get_lost_packet_count(chan
, &lost_packets
);
967 ret
= lttng_channel_get_monitor_timer_interval(chan
,
968 &monitor_timer_interval
);
973 ret
= lttng_channel_get_blocking_timeout(chan
,
979 /* Opening Attributes */
980 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
986 ret
= mi_lttng_writer_write_element_string(writer
,
987 config_element_overwrite_mode
,
988 attr
->overwrite
? config_overwrite_mode_overwrite
:
989 config_overwrite_mode_discard
);
994 /* Sub buffer size in byte */
995 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
996 config_element_subbuf_size
, attr
->subbuf_size
);
1001 /* Number of subbuffer (power of two) */
1002 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1003 config_element_num_subbuf
,
1009 /* Switch timer interval in usec */
1010 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1011 config_element_switch_timer_interval
,
1012 attr
->switch_timer_interval
);
1017 /* Read timer interval in usec */
1018 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1019 config_element_read_timer_interval
,
1020 attr
->read_timer_interval
);
1025 /* Monitor timer interval in usec */
1026 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1027 config_element_monitor_timer_interval
,
1028 monitor_timer_interval
);
1033 /* Retry timeout in usec */
1034 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1035 config_element_blocking_timeout
,
1042 ret
= mi_lttng_writer_write_element_string(writer
,
1043 config_element_output_type
,
1044 attr
->output
== LTTNG_EVENT_SPLICE
?
1045 config_output_type_splice
: config_output_type_mmap
);
1050 /* Tracefile size in bytes */
1051 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1052 config_element_tracefile_size
, attr
->tracefile_size
);
1057 /* Count of tracefiles */
1058 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1059 config_element_tracefile_count
,
1060 attr
->tracefile_count
);
1065 /* Live timer interval in usec*/
1066 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1067 config_element_live_timer_interval
,
1068 attr
->live_timer_interval
);
1073 /* Discarded events */
1074 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1075 config_element_discarded_events
,
1082 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1083 config_element_lost_packets
,
1089 /* Closing attributes */
1090 ret
= mi_lttng_writer_close_element(writer
);
1100 int mi_lttng_event_common_attributes(struct mi_writer
*writer
,
1101 struct lttng_event
*event
)
1104 const char *filter_expression
;
1106 /* Open event element */
1107 ret
= mi_lttng_writer_open_element(writer
, config_element_event
);
1113 ret
= mi_lttng_writer_write_element_string(writer
,
1114 config_element_name
, event
->name
);
1120 ret
= mi_lttng_writer_write_element_string(writer
,
1121 config_element_type
, mi_lttng_eventtype_string(event
->type
));
1126 /* Is event enabled */
1127 ret
= mi_lttng_writer_write_element_bool(writer
,
1128 config_element_enabled
, event
->enabled
);
1133 /* Event filter expression */
1134 ret
= lttng_event_get_filter_expression(event
, &filter_expression
);
1139 if (filter_expression
) {
1140 ret
= mi_lttng_writer_write_element_string(writer
,
1141 config_element_filter_expression
,
1152 static int write_event_exclusions(struct mi_writer
*writer
,
1153 struct lttng_event
*event
)
1157 int exclusion_count
;
1159 /* Open event exclusions */
1160 ret
= mi_lttng_writer_open_element(writer
, config_element_exclusions
);
1165 exclusion_count
= lttng_event_get_exclusion_name_count(event
);
1166 if (exclusion_count
< 0) {
1167 ret
= exclusion_count
;
1171 for (i
= 0; i
< exclusion_count
; i
++) {
1174 ret
= lttng_event_get_exclusion_name(event
, i
, &name
);
1176 /* Close exclusions */
1177 mi_lttng_writer_close_element(writer
);
1181 ret
= mi_lttng_writer_write_element_string(writer
,
1182 config_element_exclusion
, name
);
1184 /* Close exclusions */
1185 mi_lttng_writer_close_element(writer
);
1190 /* Close exclusions */
1191 ret
= mi_lttng_writer_close_element(writer
);
1198 int mi_lttng_event_tracepoint_loglevel(struct mi_writer
*writer
,
1199 struct lttng_event
*event
, enum lttng_domain_type domain
)
1203 /* Event loglevel */
1204 ret
= mi_lttng_writer_write_element_string(writer
,
1205 config_element_loglevel
,
1206 mi_lttng_loglevel_string(event
->loglevel
, domain
));
1211 /* Log level type */
1212 ret
= mi_lttng_writer_write_element_string(writer
,
1213 config_element_loglevel_type
,
1214 mi_lttng_logleveltype_string(event
->loglevel_type
));
1219 /* Event exclusions */
1220 ret
= write_event_exclusions(writer
, event
);
1227 int mi_lttng_event_tracepoint_no_loglevel(struct mi_writer
*writer
,
1228 struct lttng_event
*event
)
1230 /* event exclusion filter */
1231 return write_event_exclusions(writer
, event
);
1235 int mi_lttng_event_function_probe(struct mi_writer
*writer
,
1236 struct lttng_event
*event
)
1240 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1245 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1250 if (event
->attr
.probe
.addr
!= 0) {
1251 /* event probe address */
1252 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1253 config_element_address
, event
->attr
.probe
.addr
);
1258 /* event probe offset */
1259 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1260 config_element_offset
, event
->attr
.probe
.offset
);
1265 /* event probe symbol_name */
1266 ret
= mi_lttng_writer_write_element_string(writer
,
1267 config_element_symbol_name
, event
->attr
.probe
.symbol_name
);
1273 /* Close probe_attributes and attributes */
1274 ret
= mi_lttng_close_multi_element(writer
, 2);
1280 int mi_lttng_event_userspace_probe(struct mi_writer
*writer
,
1281 struct lttng_event
*event
)
1284 const struct lttng_userspace_probe_location
*location
;
1285 const struct lttng_userspace_probe_location_lookup_method
*lookup_method
;
1286 enum lttng_userspace_probe_location_lookup_method_type lookup_type
;
1288 location
= lttng_event_get_userspace_probe_location(event
);
1290 ret
= -LTTNG_ERR_INVALID
;
1294 lookup_method
= lttng_userspace_probe_location_get_lookup_method(location
);
1295 if (!lookup_method
) {
1296 ret
= -LTTNG_ERR_INVALID
;
1300 lookup_type
= lttng_userspace_probe_location_lookup_method_get_type(lookup_method
);
1302 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1307 switch (lttng_userspace_probe_location_get_type(location
)) {
1308 case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_FUNCTION
:
1310 const char *function_name
;
1311 const char *binary_path
;
1313 ret
= mi_lttng_writer_open_element(writer
,
1314 config_element_userspace_probe_function_attributes
);
1319 switch (lookup_type
) {
1320 case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_ELF
:
1321 ret
= mi_lttng_writer_write_element_string(writer
,
1322 config_element_userspace_probe_lookup
,
1323 config_element_userspace_probe_lookup_function_elf
);
1328 case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_DEFAULT
:
1329 ret
= mi_lttng_writer_write_element_string(writer
,
1330 config_element_userspace_probe_lookup
,
1331 config_element_userspace_probe_lookup_function_default
);
1340 binary_path
= lttng_userspace_probe_location_function_get_binary_path(location
);
1341 ret
= mi_lttng_writer_write_element_string(writer
,
1342 config_element_userspace_probe_location_binary_path
, binary_path
);
1347 function_name
= lttng_userspace_probe_location_function_get_function_name(location
);
1348 ret
= mi_lttng_writer_write_element_string(writer
,
1349 config_element_userspace_probe_function_location_function_name
,
1357 case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_TRACEPOINT
:
1359 const char *probe_name
, *provider_name
;
1360 const char *binary_path
;
1362 ret
= mi_lttng_writer_open_element(writer
,
1363 config_element_userspace_probe_function_attributes
);
1368 switch (lookup_type
) {
1369 case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_TRACEPOINT_SDT
:
1370 ret
= mi_lttng_writer_write_element_string(writer
,
1371 config_element_userspace_probe_lookup
,
1372 config_element_userspace_probe_lookup_tracepoint_sdt
);
1381 binary_path
= lttng_userspace_probe_location_tracepoint_get_binary_path(location
);
1382 ret
= mi_lttng_writer_write_element_string(writer
,
1383 config_element_userspace_probe_location_binary_path
,
1389 provider_name
= lttng_userspace_probe_location_tracepoint_get_provider_name(location
);
1390 ret
= mi_lttng_writer_write_element_string(writer
,
1391 config_element_userspace_probe_tracepoint_location_provider_name
,
1397 probe_name
= lttng_userspace_probe_location_tracepoint_get_probe_name(location
);
1398 ret
= mi_lttng_writer_write_element_string(writer
,
1399 config_element_userspace_probe_tracepoint_location_probe_name
, probe_name
);
1406 ERR("Invalid probe type encountered");
1408 /* Close probe_attributes and attributes */
1409 ret
= mi_lttng_close_multi_element(writer
, 2);
1415 int mi_lttng_event_function_entry(struct mi_writer
*writer
,
1416 struct lttng_event
*event
)
1420 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1425 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1430 /* event probe symbol_name */
1431 ret
= mi_lttng_writer_write_element_string(writer
,
1432 config_element_symbol_name
, event
->attr
.ftrace
.symbol_name
);
1437 /* Close function_attributes and attributes */
1438 ret
= mi_lttng_close_multi_element(writer
, 2);
1444 int mi_lttng_events_open(struct mi_writer
*writer
)
1446 return mi_lttng_writer_open_element(writer
, config_element_events
);
1450 int mi_lttng_event(struct mi_writer
*writer
,
1451 struct lttng_event
*event
, int is_open
, enum lttng_domain_type domain
)
1455 ret
= mi_lttng_event_common_attributes(writer
, event
);
1460 switch (event
->type
) {
1461 case LTTNG_EVENT_TRACEPOINT
:
1463 if (event
->loglevel
!= -1) {
1464 ret
= mi_lttng_event_tracepoint_loglevel(writer
, event
, domain
);
1466 ret
= mi_lttng_event_tracepoint_no_loglevel(writer
, event
);
1470 case LTTNG_EVENT_FUNCTION
:
1472 case LTTNG_EVENT_PROBE
:
1473 ret
= mi_lttng_event_function_probe(writer
, event
);
1475 case LTTNG_EVENT_FUNCTION_ENTRY
:
1476 ret
= mi_lttng_event_function_entry(writer
, event
);
1478 case LTTNG_EVENT_USERSPACE_PROBE
:
1479 ret
= mi_lttng_event_userspace_probe(writer
, event
);
1481 case LTTNG_EVENT_ALL
:
1492 ret
= mi_lttng_writer_close_element(writer
);
1500 int mi_lttng_trackers_open(struct mi_writer
*writer
)
1502 return mi_lttng_writer_open_element(writer
, config_element_trackers
);
1506 int mi_lttng_pid_tracker_open(struct mi_writer
*writer
)
1510 /* Open element pid_tracker */
1511 ret
= mi_lttng_writer_open_element(writer
, config_element_pid_tracker
);
1516 /* Open targets element */
1517 ret
= mi_lttng_targets_open(writer
);
1523 int mi_lttng_pids_open(struct mi_writer
*writer
)
1525 return mi_lttng_writer_open_element(writer
, config_element_pids
);
1529 * TODO: move the listing of pid for user agent to process semantic on
1530 * mi api bump. The use of process element break the mi api.
1533 int mi_lttng_pid(struct mi_writer
*writer
, pid_t pid
, const char *name
,
1538 /* Open pid process */
1539 ret
= mi_lttng_writer_open_element(writer
, config_element_pid
);
1544 /* Writing pid number */
1545 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1546 mi_lttng_element_pid_id
, (int)pid
);
1551 /* Writing name of the process */
1553 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1562 ret
= mi_lttng_writer_close_element(writer
);
1570 int mi_lttng_targets_open(struct mi_writer
*writer
)
1572 return mi_lttng_writer_open_element(writer
,
1573 config_element_targets
);
1577 int mi_lttng_pid_target(struct mi_writer
*writer
, pid_t pid
, int is_open
)
1581 ret
= mi_lttng_writer_open_element(writer
,
1582 config_element_target_pid
);
1587 /* Writing pid number
1588 * Special case for element all on track untrack command
1589 * All pid is represented as wildcard *
1591 if ((int) pid
== -1) {
1592 ret
= mi_lttng_writer_write_element_string(writer
,
1594 mi_lttng_element_track_untrack_all_wildcard
);
1596 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1597 config_element_pid
, (int) pid
);
1604 ret
= mi_lttng_writer_close_element(writer
);
1615 int mi_lttng_event_fields_open(struct mi_writer
*writer
)
1617 return mi_lttng_writer_open_element(writer
, mi_lttng_element_event_fields
);
1621 int mi_lttng_event_field(struct mi_writer
*writer
,
1622 struct lttng_event_field
*field
)
1626 if (!field
->field_name
[0]) {
1632 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_event_field
);
1637 if (!field
->field_name
[0]) {
1642 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1649 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1650 mi_lttng_eventfieldtype_string(field
->type
));
1656 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1657 mi_lttng_element_nowrite
, field
->nowrite
);
1663 /* Close field element */
1664 ret
= mi_lttng_writer_close_element(writer
);
1671 int mi_lttng_perf_counter_context(struct mi_writer
*writer
,
1672 struct lttng_event_perf_counter_ctx
*perf_context
)
1676 /* Open perf_counter_context */
1677 ret
= mi_lttng_writer_open_element(writer
,
1678 mi_lttng_element_perf_counter_context
);
1684 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1685 config_element_type
, perf_context
->type
);
1691 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1692 config_element_config
, perf_context
->config
);
1697 /* Name of the perf counter */
1698 ret
= mi_lttng_writer_write_element_string(writer
,
1699 config_element_name
, perf_context
->name
);
1704 /* Close perf_counter_context */
1705 ret
= mi_lttng_writer_close_element(writer
);
1711 int mi_lttng_app_context(struct mi_writer
*writer
,
1712 const char *provider_name
, const char *ctx_name
)
1717 ret
= mi_lttng_writer_open_element(writer
,
1718 config_element_context_app
);
1724 ret
= mi_lttng_writer_write_element_string(writer
,
1725 config_element_context_app_provider_name
,
1732 ret
= mi_lttng_writer_write_element_string(writer
,
1733 config_element_context_app_ctx_name
, ctx_name
);
1739 ret
= mi_lttng_writer_close_element(writer
);
1745 int mi_lttng_context(struct mi_writer
*writer
,
1746 struct lttng_event_context
*context
, int is_open
)
1751 ret
= mi_lttng_writer_open_element(writer
, config_element_context
);
1756 /* Special case for PERF_*_COUNTER
1757 * print the lttng_event_perf_counter_ctx*/
1758 switch (context
->ctx
) {
1759 case LTTNG_EVENT_CONTEXT_PERF_COUNTER
:
1760 case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER
:
1761 case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER
:
1763 struct lttng_event_perf_counter_ctx
*perf_context
=
1764 &context
->u
.perf_counter
;
1765 ret
= mi_lttng_perf_counter_context(writer
, perf_context
);
1771 case LTTNG_EVENT_CONTEXT_APP_CONTEXT
:
1773 ret
= mi_lttng_app_context(writer
,
1774 context
->u
.app_ctx
.provider_name
,
1775 context
->u
.app_ctx
.ctx_name
);
1783 const char *type_string
= mi_lttng_event_contexttype_string(
1786 ret
= -LTTNG_ERR_INVALID
;
1790 /* Print context type */
1791 ret
= mi_lttng_writer_write_element_string(writer
,
1792 config_element_type
, type_string
);
1799 ret
= mi_lttng_writer_close_element(writer
);
1807 int mi_lttng_snapshot_output_session_name(struct mi_writer
*writer
,
1808 const char *session_name
)
1812 /* Open session element */
1813 ret
= mi_lttng_writer_open_element(writer
, config_element_session
);
1818 /* Snapshot output list for current session name */
1819 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1825 /* Open element snapshots (sequence one snapshot) */
1826 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_snapshots
);
1836 int mi_lttng_snapshot_list_output(struct mi_writer
*writer
,
1837 struct lttng_snapshot_output
*output
)
1841 /* Open element snapshot output */
1842 ret
= mi_lttng_writer_open_element(writer
,
1843 mi_lttng_element_command_snapshot
);
1848 /* ID of the snapshot output */
1849 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1850 mi_lttng_element_id
, output
->id
);
1855 /* Name of the output */
1856 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1862 /* Destination of the output (ctrl_url)*/
1863 ret
= mi_lttng_writer_write_element_string(writer
,
1864 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
1869 /* Destination of the output (data_url) */
1870 ret
= mi_lttng_writer_write_element_string(writer
,
1871 mi_lttng_element_snapshot_data_url
, output
->data_url
);
1876 /* total size of all stream combined */
1877 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1878 mi_lttng_element_snapshot_max_size
, output
->max_size
);
1883 /* Close snapshot output element */
1884 ret
= mi_lttng_writer_close_element(writer
);
1891 int mi_lttng_snapshot_del_output(struct mi_writer
*writer
, int id
,
1892 const char *name
, const char *current_session_name
)
1896 /* Open element del_snapshot */
1897 ret
= mi_lttng_writer_open_element(writer
,
1898 mi_lttng_element_command_snapshot
);
1904 if (id
!= UINT32_MAX
) {
1905 /* "Snapshot output "id" successfully deleted
1906 * for "current_session_name"
1907 * ID of the snapshot output
1909 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1910 mi_lttng_element_id
, id
);
1915 /* "Snapshot output "name" successfully deleted
1916 * for session "current_session_name"
1917 * Name of the output
1919 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1926 /* Snapshot was deleted for session "current_session_name"*/
1927 ret
= mi_lttng_writer_write_element_string(writer
,
1928 mi_lttng_element_snapshot_session_name
,
1929 current_session_name
);
1934 /* Close snapshot element */
1935 ret
= mi_lttng_writer_close_element(writer
);
1942 int mi_lttng_snapshot_add_output(struct mi_writer
*writer
,
1943 const char *current_session_name
, const char *n_ptr
,
1944 struct lttng_snapshot_output
*output
)
1948 /* Open element snapshot */
1949 ret
= mi_lttng_writer_open_element(writer
,
1950 mi_lttng_element_command_snapshot
);
1955 /* Snapshot output id */
1956 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1957 mi_lttng_element_id
, output
->id
);
1962 /* Snapshot output names */
1963 ret
= mi_lttng_writer_write_element_string(writer
,
1964 config_element_name
, n_ptr
);
1969 /* Destination of the output (ctrl_url)*/
1970 ret
= mi_lttng_writer_write_element_string(writer
,
1971 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
1976 /* Snapshot added for session "current_session_name"*/
1977 ret
= mi_lttng_writer_write_element_string(writer
,
1978 mi_lttng_element_snapshot_session_name
, current_session_name
);
1983 /* total size of all stream combined */
1984 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1985 mi_lttng_element_snapshot_max_size
, output
->max_size
);
1990 /* Close snapshot element */
1991 ret
= mi_lttng_writer_close_element(writer
);
1998 int mi_lttng_snapshot_record(struct mi_writer
*writer
,
1999 const char *current_session_name
, const char *url
,
2000 const char *cmdline_ctrl_url
, const char *cmdline_data_url
)
2004 /* Open element snapshot */
2005 ret
= mi_lttng_writer_open_element(writer
,
2006 mi_lttng_element_command_snapshot
);
2012 * If a valid an URL was given, serialize it,
2013 * else take the command line data and ctrl urls*/
2015 /* Destination of the output (ctrl_url)*/
2016 ret
= mi_lttng_writer_write_element_string(writer
,
2017 mi_lttng_element_snapshot_ctrl_url
, url
);
2021 } else if (cmdline_ctrl_url
) {
2022 /* Destination of the output (ctrl_url)*/
2023 ret
= mi_lttng_writer_write_element_string(writer
,
2024 mi_lttng_element_snapshot_ctrl_url
, cmdline_ctrl_url
);
2029 /* Destination of the output (data_url) */
2030 ret
= mi_lttng_writer_write_element_string(writer
,
2031 mi_lttng_element_snapshot_data_url
, cmdline_data_url
);
2037 /* Close record_snapshot element */
2038 ret
= mi_lttng_writer_close_element(writer
);
2045 int mi_lttng_rotation_schedule(struct mi_writer
*writer
,
2046 const struct lttng_rotation_schedule
*schedule
)
2049 enum lttng_rotation_status status
;
2051 const char *element_name
;
2052 const char *value_name
;
2053 bool empty_schedule
= false;
2055 switch (lttng_rotation_schedule_get_type(schedule
)) {
2056 case LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC
:
2057 status
= lttng_rotation_schedule_periodic_get_period(schedule
,
2059 element_name
= mi_lttng_element_rotation_schedule_periodic
;
2060 value_name
= mi_lttng_element_rotation_schedule_periodic_time_us
;
2062 case LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD
:
2063 status
= lttng_rotation_schedule_size_threshold_get_threshold(
2065 element_name
= mi_lttng_element_rotation_schedule_size_threshold
;
2066 value_name
= mi_lttng_element_rotation_schedule_size_threshold_bytes
;
2073 if (status
!= LTTNG_ROTATION_STATUS_OK
) {
2074 if (status
== LTTNG_ROTATION_STATUS_UNAVAILABLE
) {
2075 empty_schedule
= true;
2082 ret
= mi_lttng_writer_open_element(writer
, element_name
);
2087 if (!empty_schedule
) {
2088 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2095 /* Close schedule descriptor element. */
2096 ret
= mi_lttng_writer_close_element(writer
);
2105 int mi_lttng_rotation_schedule_result(struct mi_writer
*writer
,
2106 const struct lttng_rotation_schedule
*schedule
,
2111 ret
= mi_lttng_writer_open_element(writer
,
2112 mi_lttng_element_rotation_schedule_result
);
2117 ret
= mi_lttng_writer_open_element(writer
,
2118 mi_lttng_element_rotation_schedule
);
2123 ret
= mi_lttng_rotation_schedule(writer
, schedule
);
2128 /* Close rotation_schedule element */
2129 ret
= mi_lttng_writer_close_element(writer
);
2134 ret
= mi_lttng_writer_write_element_bool(writer
,
2135 mi_lttng_element_command_success
, success
);
2140 /* Close rotation_schedule_result element */
2141 ret
= mi_lttng_writer_close_element(writer
);
2150 int mi_lttng_location(struct mi_writer
*writer
,
2151 const struct lttng_trace_archive_location
*location
)
2154 enum lttng_trace_archive_location_type location_type
;
2155 enum lttng_trace_archive_location_status status
;
2157 location_type
= lttng_trace_archive_location_get_type(location
);
2159 switch (location_type
) {
2160 case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_LOCAL
:
2162 const char *absolute_path
;
2164 status
= lttng_trace_archive_location_local_get_absolute_path(
2165 location
, &absolute_path
);
2166 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2171 ret
= mi_lttng_writer_open_element(writer
,
2172 mi_lttng_element_rotation_location_local
);
2178 ret
= mi_lttng_writer_write_element_string(writer
,
2179 mi_lttng_element_rotation_location_local_absolute_path
,
2185 /* Close local element */
2186 ret
= mi_lttng_writer_close_element(writer
);
2192 case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_RELAY
:
2194 uint16_t control_port
, data_port
;
2195 const char *host
, *relative_path
;
2196 enum lttng_trace_archive_location_relay_protocol_type protocol
;
2198 /* Fetch all relay location parameters. */
2199 status
= lttng_trace_archive_location_relay_get_protocol_type(
2200 location
, &protocol
);
2201 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2206 status
= lttng_trace_archive_location_relay_get_host(
2208 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2213 status
= lttng_trace_archive_location_relay_get_control_port(
2214 location
, &control_port
);
2215 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2220 status
= lttng_trace_archive_location_relay_get_data_port(
2221 location
, &data_port
);
2222 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2227 status
= lttng_trace_archive_location_relay_get_relative_path(
2228 location
, &relative_path
);
2229 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2234 ret
= mi_lttng_writer_open_element(writer
,
2235 mi_lttng_element_rotation_location_relay
);
2240 ret
= mi_lttng_writer_write_element_string(writer
,
2241 mi_lttng_element_rotation_location_relay_host
,
2247 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2248 mi_lttng_element_rotation_location_relay_control_port
,
2254 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2255 mi_lttng_element_rotation_location_relay_data_port
,
2261 ret
= mi_lttng_writer_write_element_string(writer
,
2262 mi_lttng_element_rotation_location_relay_protocol
,
2263 mi_lttng_trace_archive_location_relay_protocol_type_string(protocol
));
2268 ret
= mi_lttng_writer_write_element_string(writer
,
2269 mi_lttng_element_rotation_location_relay_relative_path
,
2275 /* Close relay element */
2276 ret
= mi_lttng_writer_close_element(writer
);
2290 int mi_lttng_rotate(struct mi_writer
*writer
,
2291 const char *session_name
,
2292 enum lttng_rotation_state rotation_state
,
2293 const struct lttng_trace_archive_location
*location
)
2297 ret
= mi_lttng_writer_open_element(writer
,
2298 mi_lttng_element_rotation
);
2303 ret
= mi_lttng_writer_write_element_string(writer
,
2304 mi_lttng_element_session_name
,
2310 ret
= mi_lttng_writer_write_element_string(writer
,
2311 mi_lttng_element_rotation_state
,
2312 mi_lttng_rotation_state_string(rotation_state
));
2318 /* Not a serialization error. */
2319 goto close_rotation
;
2322 ret
= mi_lttng_writer_open_element(writer
,
2323 mi_lttng_element_rotation_location
);
2328 ret
= mi_lttng_location(writer
, location
);
2330 goto close_location
;
2334 /* Close location element */
2335 ret
= mi_lttng_writer_close_element(writer
);
2341 /* Close rotation element */
2342 ret
= mi_lttng_writer_close_element(writer
);