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";
81 /* Strings related to version command */
82 const char * const mi_lttng_element_version
= "version";
83 const char * const mi_lttng_element_version_commit
= "commit";
84 const char * const mi_lttng_element_version_description
= "description";
85 const char * const mi_lttng_element_version_license
= "license";
86 const char * const mi_lttng_element_version_major
= "major";
87 const char * const mi_lttng_element_version_minor
= "minor";
88 const char * const mi_lttng_element_version_patch_level
= "patchLevel";
89 const char * const mi_lttng_element_version_str
= "string";
90 const char * const mi_lttng_element_version_web
= "url";
92 /* String related to a lttng_event_field */
93 const char * const mi_lttng_element_event_field
= "event_field";
94 const char * const mi_lttng_element_event_fields
= "event_fields";
96 /* String related to lttng_event_perf_counter_ctx */
97 const char * const mi_lttng_element_perf_counter_context
= "perf";
99 /* Strings related to pid */
100 const char * const mi_lttng_element_pid_id
= "id";
102 /* Strings related to save command */
103 const char * const mi_lttng_element_save
= "save";
105 /* Strings related to load command */
106 const char * const mi_lttng_element_load
= "load";
107 LTTNG_HIDDEN
const char * const mi_lttng_element_load_overrides
= "overrides";
108 LTTNG_HIDDEN
const char * const mi_lttng_element_load_override_url
= "url";
110 /* General elements of mi_lttng */
111 const char * const mi_lttng_element_empty
= "";
112 const char * const mi_lttng_element_id
= "id";
113 const char * const mi_lttng_element_nowrite
= "nowrite";
114 const char * const mi_lttng_element_success
= "success";
115 const char * const mi_lttng_element_type_enum
= "ENUM";
116 const char * const mi_lttng_element_type_float
= "FLOAT";
117 const char * const mi_lttng_element_type_integer
= "INTEGER";
118 const char * const mi_lttng_element_type_other
= "OTHER";
119 const char * const mi_lttng_element_type_string
= "STRING";
121 /* String related to loglevel */
122 const char * const mi_lttng_loglevel_str_alert
= "TRACE_ALERT";
123 const char * const mi_lttng_loglevel_str_crit
= "TRACE_CRIT";
124 const char * const mi_lttng_loglevel_str_debug
= "TRACE_DEBUG";
125 const char * const mi_lttng_loglevel_str_debug_function
= "TRACE_DEBUG_FUNCTION";
126 const char * const mi_lttng_loglevel_str_debug_line
= "TRACE_DEBUG_LINE";
127 const char * const mi_lttng_loglevel_str_debug_module
= "TRACE_DEBUG_MODULE";
128 const char * const mi_lttng_loglevel_str_debug_process
= "TRACE_DEBUG_PROCESS";
129 const char * const mi_lttng_loglevel_str_debug_program
= "TRACE_DEBUG_PROGRAM";
130 const char * const mi_lttng_loglevel_str_debug_system
= "TRACE_DEBUG_SYSTEM";
131 const char * const mi_lttng_loglevel_str_debug_unit
= "TRACE_DEBUG_UNIT";
132 const char * const mi_lttng_loglevel_str_emerg
= "TRACE_EMERG";
133 const char * const mi_lttng_loglevel_str_err
= "TRACE_ERR";
134 const char * const mi_lttng_loglevel_str_info
= "TRACE_INFO";
135 const char * const mi_lttng_loglevel_str_notice
= "TRACE_NOTICE";
136 const char * const mi_lttng_loglevel_str_unknown
= "UNKNOWN";
137 const char * const mi_lttng_loglevel_str_warning
= "TRACE_WARNING";
139 /* String related to loglevel JUL */
140 const char * const mi_lttng_loglevel_str_jul_all
= "JUL_ALL";
141 const char * const mi_lttng_loglevel_str_jul_config
= "JUL_CONFIG";
142 const char * const mi_lttng_loglevel_str_jul_fine
= "JUL_FINE";
143 const char * const mi_lttng_loglevel_str_jul_finer
= "JUL_FINER";
144 const char * const mi_lttng_loglevel_str_jul_finest
= "JUL_FINEST";
145 const char * const mi_lttng_loglevel_str_jul_info
= "JUL_INFO";
146 const char * const mi_lttng_loglevel_str_jul_off
= "JUL_OFF";
147 const char * const mi_lttng_loglevel_str_jul_severe
= "JUL_SEVERE";
148 const char * const mi_lttng_loglevel_str_jul_warning
= "JUL_WARNING";
150 /* String related to loglevel LOG4J */
151 const char * const mi_lttng_loglevel_str_log4j_off
= "LOG4J_OFF";
152 const char * const mi_lttng_loglevel_str_log4j_fatal
= "LOG4J_FATAL";
153 const char * const mi_lttng_loglevel_str_log4j_error
= "LOG4J_ERROR";
154 const char * const mi_lttng_loglevel_str_log4j_warn
= "LOG4J_WARN";
155 const char * const mi_lttng_loglevel_str_log4j_info
= "LOG4J_INFO";
156 const char * const mi_lttng_loglevel_str_log4j_debug
= "LOG4J_DEBUG";
157 const char * const mi_lttng_loglevel_str_log4j_trace
= "LOG4J_TRACE";
158 const char * const mi_lttng_loglevel_str_log4j_all
= "LOG4J_ALL";
160 /* String related to loglevel Python */
161 const char * const mi_lttng_loglevel_str_python_critical
= "PYTHON_CRITICAL";
162 const char * const mi_lttng_loglevel_str_python_error
= "PYTHON_ERROR";
163 const char * const mi_lttng_loglevel_str_python_warning
= "PYTHON_WARNING";
164 const char * const mi_lttng_loglevel_str_python_info
= "PYTHON_INFO";
165 const char * const mi_lttng_loglevel_str_python_debug
= "PYTHON_DEBUG";
166 const char * const mi_lttng_loglevel_str_python_notset
= "PYTHON_NOTSET";
168 /* String related to loglevel type */
169 const char * const mi_lttng_loglevel_type_all
= "ALL";
170 const char * const mi_lttng_loglevel_type_range
= "RANGE";
171 const char * const mi_lttng_loglevel_type_single
= "SINGLE";
172 const char * const mi_lttng_loglevel_type_unknown
= "UNKNOWN";
174 /* String related to a lttng_snapshot_output */
175 const char * const mi_lttng_element_snapshot_ctrl_url
= "ctrl_url";
176 const char * const mi_lttng_element_snapshot_data_url
= "data_url";
177 const char * const mi_lttng_element_snapshot_max_size
= "max_size";
178 const char * const mi_lttng_element_snapshot_n_ptr
= "n_ptr";
179 const char * const mi_lttng_element_snapshot_session_name
= "session_name";
180 const char * const mi_lttng_element_snapshots
= "snapshots";
182 /* String related to track/untrack command */
183 const char * const mi_lttng_element_track_untrack_all_wildcard
= "*";
185 LTTNG_HIDDEN
const char * const mi_lttng_element_session_name
= "session_name";
187 /* String related to rotate command */
188 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation
= "rotation";
189 LTTNG_HIDDEN
const char * const mi_lttng_element_rotate_status
= "status";
190 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule
= "rotation_schedule";
191 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedules
= "rotation_schedules";
192 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_result
= "rotation_schedule_result";
193 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_results
= "rotation_schedule_results";
194 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_periodic
= "periodic";
195 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_periodic_time_us
= "time_us";
196 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_size_threshold
= "size_threshold";
197 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_size_threshold_bytes
= "bytes";
198 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_state
= "state";
199 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location
= "location";
200 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_local
= "local";
201 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_local_absolute_path
= "absolute_path";
202 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay
= "relay";
203 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_host
= "host";
204 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_control_port
= "control_port";
205 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_data_port
= "data_port";
206 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_protocol
= "protocol";
207 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_relative_path
= "relative_path";
209 /* String related to enum lttng_rotation_state */
210 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_ongoing
= "ONGOING";
211 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_completed
= "COMPLETED";
212 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_expired
= "EXPIRED";
213 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_error
= "ERROR";
215 /* String related to enum lttng_trace_archive_location_relay_protocol_type */
216 LTTNG_HIDDEN
const char * const mi_lttng_rotation_location_relay_protocol_str_tcp
= "TCP";
218 /* String related to add-context command */
219 LTTNG_HIDDEN
const char * const mi_lttng_element_context_symbol
= "symbol";
221 /* Deprecated symbols preserved for ABI compatibility. */
222 const char * const mi_lttng_context_type_perf_counter
;
223 const char * const mi_lttng_context_type_perf_cpu_counter
;
224 const char * const mi_lttng_context_type_perf_thread_counter
;
225 const char * const mi_lttng_element_track_untrack_pid_target
;
226 const char * const mi_lttng_element_track_untrack_targets
;
227 const char * const mi_lttng_element_calibrate
;
228 const char * const mi_lttng_element_calibrate_function
;
229 const char * const mi_lttng_element_command_calibrate
;
231 /* This is a merge of jul loglevel and regular loglevel
232 * Those should never overlap by definition
233 * (see struct lttng_event loglevel)
236 const char *mi_lttng_loglevel_string(int value
, enum lttng_domain_type domain
)
239 case LTTNG_DOMAIN_KERNEL
:
240 case LTTNG_DOMAIN_UST
:
243 return mi_lttng_element_empty
;
244 case LTTNG_LOGLEVEL_EMERG
:
245 return mi_lttng_loglevel_str_emerg
;
246 case LTTNG_LOGLEVEL_ALERT
:
247 return mi_lttng_loglevel_str_alert
;
248 case LTTNG_LOGLEVEL_CRIT
:
249 return mi_lttng_loglevel_str_crit
;
250 case LTTNG_LOGLEVEL_ERR
:
251 return mi_lttng_loglevel_str_err
;
252 case LTTNG_LOGLEVEL_WARNING
:
253 return mi_lttng_loglevel_str_warning
;
254 case LTTNG_LOGLEVEL_NOTICE
:
255 return mi_lttng_loglevel_str_notice
;
256 case LTTNG_LOGLEVEL_INFO
:
257 return mi_lttng_loglevel_str_info
;
258 case LTTNG_LOGLEVEL_DEBUG_SYSTEM
:
259 return mi_lttng_loglevel_str_debug_system
;
260 case LTTNG_LOGLEVEL_DEBUG_PROGRAM
:
261 return mi_lttng_loglevel_str_debug_program
;
262 case LTTNG_LOGLEVEL_DEBUG_PROCESS
:
263 return mi_lttng_loglevel_str_debug_process
;
264 case LTTNG_LOGLEVEL_DEBUG_MODULE
:
265 return mi_lttng_loglevel_str_debug_module
;
266 case LTTNG_LOGLEVEL_DEBUG_UNIT
:
267 return mi_lttng_loglevel_str_debug_unit
;
268 case LTTNG_LOGLEVEL_DEBUG_FUNCTION
:
269 return mi_lttng_loglevel_str_debug_function
;
270 case LTTNG_LOGLEVEL_DEBUG_LINE
:
271 return mi_lttng_loglevel_str_debug_line
;
272 case LTTNG_LOGLEVEL_DEBUG
:
273 return mi_lttng_loglevel_str_debug
;
275 return mi_lttng_loglevel_str_unknown
;
278 case LTTNG_DOMAIN_LOG4J
:
281 return mi_lttng_element_empty
;
282 case LTTNG_LOGLEVEL_LOG4J_OFF
:
283 return mi_lttng_loglevel_str_log4j_off
;
284 case LTTNG_LOGLEVEL_LOG4J_FATAL
:
285 return mi_lttng_loglevel_str_log4j_fatal
;
286 case LTTNG_LOGLEVEL_LOG4J_ERROR
:
287 return mi_lttng_loglevel_str_log4j_error
;
288 case LTTNG_LOGLEVEL_LOG4J_WARN
:
289 return mi_lttng_loglevel_str_log4j_warn
;
290 case LTTNG_LOGLEVEL_LOG4J_INFO
:
291 return mi_lttng_loglevel_str_log4j_info
;
292 case LTTNG_LOGLEVEL_LOG4J_DEBUG
:
293 return mi_lttng_loglevel_str_log4j_debug
;
294 case LTTNG_LOGLEVEL_LOG4J_TRACE
:
295 return mi_lttng_loglevel_str_log4j_trace
;
296 case LTTNG_LOGLEVEL_LOG4J_ALL
:
297 return mi_lttng_loglevel_str_log4j_all
;
299 return mi_lttng_loglevel_str_unknown
;
302 case LTTNG_DOMAIN_JUL
:
305 return mi_lttng_element_empty
;
306 case LTTNG_LOGLEVEL_JUL_OFF
:
307 return mi_lttng_loglevel_str_jul_off
;
308 case LTTNG_LOGLEVEL_JUL_SEVERE
:
309 return mi_lttng_loglevel_str_jul_severe
;
310 case LTTNG_LOGLEVEL_JUL_WARNING
:
311 return mi_lttng_loglevel_str_jul_warning
;
312 case LTTNG_LOGLEVEL_JUL_INFO
:
313 return mi_lttng_loglevel_str_jul_info
;
314 case LTTNG_LOGLEVEL_JUL_CONFIG
:
315 return mi_lttng_loglevel_str_jul_config
;
316 case LTTNG_LOGLEVEL_JUL_FINE
:
317 return mi_lttng_loglevel_str_jul_fine
;
318 case LTTNG_LOGLEVEL_JUL_FINER
:
319 return mi_lttng_loglevel_str_jul_finer
;
320 case LTTNG_LOGLEVEL_JUL_FINEST
:
321 return mi_lttng_loglevel_str_jul_finest
;
322 case LTTNG_LOGLEVEL_JUL_ALL
:
323 return mi_lttng_loglevel_str_jul_all
;
325 return mi_lttng_loglevel_str_unknown
;
328 case LTTNG_DOMAIN_PYTHON
:
330 case LTTNG_LOGLEVEL_PYTHON_CRITICAL
:
331 return mi_lttng_loglevel_str_python_critical
;
332 case LTTNG_LOGLEVEL_PYTHON_ERROR
:
333 return mi_lttng_loglevel_str_python_error
;
334 case LTTNG_LOGLEVEL_PYTHON_WARNING
:
335 return mi_lttng_loglevel_str_python_warning
;
336 case LTTNG_LOGLEVEL_PYTHON_INFO
:
337 return mi_lttng_loglevel_str_python_info
;
338 case LTTNG_LOGLEVEL_PYTHON_DEBUG
:
339 return mi_lttng_loglevel_str_python_debug
;
340 case LTTNG_LOGLEVEL_PYTHON_NOTSET
:
341 return mi_lttng_loglevel_str_python_notset
;
343 return mi_lttng_loglevel_str_unknown
;
347 return mi_lttng_loglevel_str_unknown
;
352 const char *mi_lttng_logleveltype_string(enum lttng_loglevel_type value
)
355 case LTTNG_EVENT_LOGLEVEL_ALL
:
356 return mi_lttng_loglevel_type_all
;
357 case LTTNG_EVENT_LOGLEVEL_RANGE
:
358 return mi_lttng_loglevel_type_range
;
359 case LTTNG_EVENT_LOGLEVEL_SINGLE
:
360 return mi_lttng_loglevel_type_single
;
362 return mi_lttng_loglevel_type_unknown
;
367 const char *mi_lttng_eventtype_string(enum lttng_event_type value
)
370 case LTTNG_EVENT_ALL
:
371 return config_event_type_all
;
372 case LTTNG_EVENT_TRACEPOINT
:
373 return config_event_type_tracepoint
;
374 case LTTNG_EVENT_PROBE
:
375 return config_event_type_probe
;
376 case LTTNG_EVENT_FUNCTION
:
377 return config_event_type_function
;
378 case LTTNG_EVENT_FUNCTION_ENTRY
:
379 return config_event_type_function_entry
;
380 case LTTNG_EVENT_SYSCALL
:
381 return config_event_type_syscall
;
382 case LTTNG_EVENT_NOOP
:
383 return config_event_type_noop
;
385 return mi_lttng_element_empty
;
390 const char *mi_lttng_event_contexttype_string(enum lttng_event_context_type val
)
393 case LTTNG_EVENT_CONTEXT_PID
:
394 return config_event_context_pid
;
395 case LTTNG_EVENT_CONTEXT_PROCNAME
:
396 return config_event_context_procname
;
397 case LTTNG_EVENT_CONTEXT_PRIO
:
398 return config_event_context_prio
;
399 case LTTNG_EVENT_CONTEXT_NICE
:
400 return config_event_context_nice
;
401 case LTTNG_EVENT_CONTEXT_VPID
:
402 return config_event_context_vpid
;
403 case LTTNG_EVENT_CONTEXT_TID
:
404 return config_event_context_tid
;
405 case LTTNG_EVENT_CONTEXT_VTID
:
406 return config_event_context_vtid
;
407 case LTTNG_EVENT_CONTEXT_PPID
:
408 return config_event_context_ppid
;
409 case LTTNG_EVENT_CONTEXT_VPPID
:
410 return config_event_context_vppid
;
411 case LTTNG_EVENT_CONTEXT_PTHREAD_ID
:
412 return config_event_context_pthread_id
;
413 case LTTNG_EVENT_CONTEXT_HOSTNAME
:
414 return config_event_context_hostname
;
415 case LTTNG_EVENT_CONTEXT_IP
:
416 return config_event_context_ip
;
417 case LTTNG_EVENT_CONTEXT_INTERRUPTIBLE
:
418 return config_event_context_interruptible
;
419 case LTTNG_EVENT_CONTEXT_PREEMPTIBLE
:
420 return config_event_context_preemptible
;
421 case LTTNG_EVENT_CONTEXT_NEED_RESCHEDULE
:
422 return config_event_context_need_reschedule
;
423 case LTTNG_EVENT_CONTEXT_MIGRATABLE
:
424 return config_event_context_migratable
;
425 case LTTNG_EVENT_CONTEXT_CALLSTACK_USER
:
426 return config_event_context_callstack_user
;
427 case LTTNG_EVENT_CONTEXT_CALLSTACK_KERNEL
:
428 return config_event_context_callstack_kernel
;
435 const char *mi_lttng_eventfieldtype_string(enum lttng_event_field_type val
)
438 case(LTTNG_EVENT_FIELD_INTEGER
):
439 return mi_lttng_element_type_integer
;
440 case(LTTNG_EVENT_FIELD_ENUM
):
441 return mi_lttng_element_type_enum
;
442 case(LTTNG_EVENT_FIELD_FLOAT
):
443 return mi_lttng_element_type_float
;
444 case(LTTNG_EVENT_FIELD_STRING
):
445 return mi_lttng_element_type_string
;
447 return mi_lttng_element_type_other
;
452 const char *mi_lttng_domaintype_string(enum lttng_domain_type value
)
454 /* Note: This is a *duplicate* of get_domain_str from bin/lttng/utils.c */
456 case LTTNG_DOMAIN_KERNEL
:
457 return config_domain_type_kernel
;
458 case LTTNG_DOMAIN_UST
:
459 return config_domain_type_ust
;
460 case LTTNG_DOMAIN_JUL
:
461 return config_domain_type_jul
;
462 case LTTNG_DOMAIN_LOG4J
:
463 return config_domain_type_log4j
;
464 case LTTNG_DOMAIN_PYTHON
:
465 return config_domain_type_python
;
467 /* Should not have an unknown domain */
474 const char *mi_lttng_buffertype_string(enum lttng_buffer_type value
)
477 case LTTNG_BUFFER_PER_PID
:
478 return config_buffer_type_per_pid
;
479 case LTTNG_BUFFER_PER_UID
:
480 return config_buffer_type_per_uid
;
481 case LTTNG_BUFFER_GLOBAL
:
482 return config_buffer_type_global
;
484 /* Should not have an unknow buffer type */
491 const char *mi_lttng_rotation_state_string(enum lttng_rotation_state value
)
494 case LTTNG_ROTATION_STATE_ONGOING
:
495 return mi_lttng_rotation_state_str_ongoing
;
496 case LTTNG_ROTATION_STATE_COMPLETED
:
497 return mi_lttng_rotation_state_str_completed
;
498 case LTTNG_ROTATION_STATE_EXPIRED
:
499 return mi_lttng_rotation_state_str_expired
;
500 case LTTNG_ROTATION_STATE_ERROR
:
501 return mi_lttng_rotation_state_str_error
;
503 /* Should not have an unknow rotation state. */
510 const char *mi_lttng_trace_archive_location_relay_protocol_type_string(
511 enum lttng_trace_archive_location_relay_protocol_type value
)
514 case LTTNG_TRACE_ARCHIVE_LOCATION_RELAY_PROTOCOL_TYPE_TCP
:
515 return mi_lttng_rotation_location_relay_protocol_str_tcp
;
517 /* Should not have an unknow relay protocol. */
524 struct mi_writer
*mi_lttng_writer_create(int fd_output
, int mi_output_type
)
526 struct mi_writer
*mi_writer
;
528 mi_writer
= zmalloc(sizeof(struct mi_writer
));
530 PERROR("zmalloc mi_writer_create");
533 if (mi_output_type
== LTTNG_MI_XML
) {
534 mi_writer
->writer
= config_writer_create(fd_output
, 0);
535 if (!mi_writer
->writer
) {
538 mi_writer
->type
= LTTNG_MI_XML
;
552 int mi_lttng_writer_destroy(struct mi_writer
*writer
)
561 ret
= config_writer_destroy(writer
->writer
);
572 int mi_lttng_writer_command_open(struct mi_writer
*writer
, const char *command
)
577 * A command is always the MI's root node, it must declare the current
578 * namespace and schema URIs and the schema's version.
580 ret
= config_writer_open_element(writer
->writer
,
581 mi_lttng_element_command
);
586 ret
= config_writer_write_attribute(writer
->writer
,
587 mi_lttng_xmlns
, DEFAULT_LTTNG_MI_NAMESPACE
);
592 ret
= config_writer_write_attribute(writer
->writer
,
593 mi_lttng_xmlns_xsi
, mi_lttng_w3_schema_uri
);
598 ret
= config_writer_write_attribute(writer
->writer
,
599 mi_lttng_schema_location
,
600 mi_lttng_schema_location_uri
);
605 ret
= config_writer_write_attribute(writer
->writer
,
606 mi_lttng_schema_version
,
607 mi_lttng_schema_version_value
);
612 ret
= mi_lttng_writer_write_element_string(writer
,
613 mi_lttng_element_command_name
, command
);
619 int mi_lttng_writer_command_close(struct mi_writer
*writer
)
621 return mi_lttng_writer_close_element(writer
);
625 int mi_lttng_writer_open_element(struct mi_writer
*writer
,
626 const char *element_name
)
628 return config_writer_open_element(writer
->writer
, element_name
);
632 int mi_lttng_writer_close_element(struct mi_writer
*writer
)
634 return config_writer_close_element(writer
->writer
);
638 int mi_lttng_close_multi_element(struct mi_writer
*writer
,
639 unsigned int nb_element
)
643 if (nb_element
< 1) {
647 for (i
= 0; i
< nb_element
; i
++) {
648 ret
= mi_lttng_writer_close_element(writer
);
658 int mi_lttng_writer_write_element_unsigned_int(struct mi_writer
*writer
,
659 const char *element_name
, uint64_t value
)
661 return config_writer_write_element_unsigned_int(writer
->writer
,
662 element_name
, value
);
666 int mi_lttng_writer_write_element_signed_int(struct mi_writer
*writer
,
667 const char *element_name
, int64_t value
)
669 return config_writer_write_element_signed_int(writer
->writer
,
670 element_name
, value
);
674 int mi_lttng_writer_write_element_bool(struct mi_writer
*writer
,
675 const char *element_name
, int value
)
677 return config_writer_write_element_bool(writer
->writer
,
678 element_name
, value
);
682 int mi_lttng_writer_write_element_string(struct mi_writer
*writer
,
683 const char *element_name
, const char *value
)
685 return config_writer_write_element_string(writer
->writer
,
686 element_name
, value
);
690 int mi_lttng_version(struct mi_writer
*writer
, struct mi_lttng_version
*version
,
691 const char *lttng_description
, const char *lttng_license
)
696 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_version
);
701 /* Version string (contain info like rc etc.) */
702 ret
= mi_lttng_writer_write_element_string(writer
,
703 mi_lttng_element_version_str
, version
->version
);
708 /* Major version number */
709 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
710 mi_lttng_element_version_major
, version
->version_major
);
715 /* Minor version number */
716 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
717 mi_lttng_element_version_minor
, version
->version_minor
);
722 /* Commit version number */
723 ret
= mi_lttng_writer_write_element_string(writer
,
724 mi_lttng_element_version_commit
, version
->version_commit
);
730 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
731 mi_lttng_element_version_patch_level
, version
->version_patchlevel
);
736 /* Name of the version */
737 ret
= mi_lttng_writer_write_element_string(writer
,
738 config_element_name
, version
->version_name
);
743 /* Description mostly related to beer... */
744 ret
= mi_lttng_writer_write_element_string(writer
,
745 mi_lttng_element_version_description
, lttng_description
);
751 ret
= mi_lttng_writer_write_element_string(writer
,
752 mi_lttng_element_version_web
, version
->package_url
);
757 /* License: free as in free beer...no...*speech* */
758 ret
= mi_lttng_writer_write_element_string(writer
,
759 mi_lttng_element_version_license
, lttng_license
);
764 /* Close version element */
765 ret
= mi_lttng_writer_close_element(writer
);
772 int mi_lttng_sessions_open(struct mi_writer
*writer
)
774 return mi_lttng_writer_open_element(writer
, config_element_sessions
);
778 int mi_lttng_session(struct mi_writer
*writer
,
779 struct lttng_session
*session
, int is_open
)
785 /* Open sessions element */
786 ret
= mi_lttng_writer_open_element(writer
,
787 config_element_session
);
792 /* Name of the session */
793 ret
= mi_lttng_writer_write_element_string(writer
,
794 config_element_name
, session
->name
);
800 ret
= mi_lttng_writer_write_element_string(writer
,
801 config_element_path
, session
->path
);
807 ret
= mi_lttng_writer_write_element_bool(writer
,
808 config_element_enabled
, session
->enabled
);
814 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
815 config_element_snapshot_mode
, session
->snapshot_mode
);
820 /* Live timer interval in usec */
821 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
822 config_element_live_timer_interval
,
823 session
->live_timer_interval
);
829 /* Closing session element */
830 ret
= mi_lttng_writer_close_element(writer
);
838 int mi_lttng_domains_open(struct mi_writer
*writer
)
840 return mi_lttng_writer_open_element(writer
, config_element_domains
);
844 int mi_lttng_domain(struct mi_writer
*writer
,
845 struct lttng_domain
*domain
, int is_open
)
848 const char *str_domain
;
849 const char *str_buffer
;
853 /* Open domain element */
854 ret
= mi_lttng_writer_open_element(writer
, config_element_domain
);
860 str_domain
= mi_lttng_domaintype_string(domain
->type
);
861 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
868 str_buffer
= mi_lttng_buffertype_string(domain
->buf_type
);
869 ret
= mi_lttng_writer_write_element_string(writer
,
870 config_element_buffer_type
, str_buffer
);
876 * This union is not currently used and was added for
877 * future ust domain support.
882 /* Closing domain element */
883 ret
= mi_lttng_writer_close_element(writer
);
892 int mi_lttng_channels_open(struct mi_writer
*writer
)
894 return mi_lttng_writer_open_element(writer
, config_element_channels
);
898 int mi_lttng_channel(struct mi_writer
*writer
,
899 struct lttng_channel
*channel
, int is_open
)
905 /* Opening channel element */
906 ret
= mi_lttng_writer_open_element(writer
, config_element_channel
);
912 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
919 ret
= mi_lttng_writer_write_element_bool(writer
,
920 config_element_enabled
, channel
->enabled
);
926 ret
= mi_lttng_channel_attr(writer
, &channel
->attr
);
932 /* Closing channel element */
933 ret
= mi_lttng_writer_close_element(writer
);
943 int mi_lttng_channel_attr(struct mi_writer
*writer
,
944 struct lttng_channel_attr
*attr
)
947 struct lttng_channel
*chan
= caa_container_of(attr
,
948 struct lttng_channel
, attr
);
949 uint64_t discarded_events
, lost_packets
, monitor_timer_interval
;
950 int64_t blocking_timeout
;
954 ret
= lttng_channel_get_discarded_event_count(chan
, &discarded_events
);
959 ret
= lttng_channel_get_lost_packet_count(chan
, &lost_packets
);
964 ret
= lttng_channel_get_monitor_timer_interval(chan
,
965 &monitor_timer_interval
);
970 ret
= lttng_channel_get_blocking_timeout(chan
,
976 /* Opening Attributes */
977 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
983 ret
= mi_lttng_writer_write_element_string(writer
,
984 config_element_overwrite_mode
,
985 attr
->overwrite
? config_overwrite_mode_overwrite
:
986 config_overwrite_mode_discard
);
991 /* Sub buffer size in byte */
992 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
993 config_element_subbuf_size
, attr
->subbuf_size
);
998 /* Number of subbuffer (power of two) */
999 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1000 config_element_num_subbuf
,
1006 /* Switch timer interval in usec */
1007 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1008 config_element_switch_timer_interval
,
1009 attr
->switch_timer_interval
);
1014 /* Read timer interval in usec */
1015 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1016 config_element_read_timer_interval
,
1017 attr
->read_timer_interval
);
1022 /* Monitor timer interval in usec */
1023 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1024 config_element_monitor_timer_interval
,
1025 monitor_timer_interval
);
1030 /* Retry timeout in usec */
1031 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1032 config_element_blocking_timeout
,
1039 ret
= mi_lttng_writer_write_element_string(writer
,
1040 config_element_output_type
,
1041 attr
->output
== LTTNG_EVENT_SPLICE
?
1042 config_output_type_splice
: config_output_type_mmap
);
1047 /* Tracefile size in bytes */
1048 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1049 config_element_tracefile_size
, attr
->tracefile_size
);
1054 /* Count of tracefiles */
1055 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1056 config_element_tracefile_count
,
1057 attr
->tracefile_count
);
1062 /* Live timer interval in usec*/
1063 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1064 config_element_live_timer_interval
,
1065 attr
->live_timer_interval
);
1070 /* Discarded events */
1071 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1072 config_element_discarded_events
,
1079 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1080 config_element_lost_packets
,
1086 /* Closing attributes */
1087 ret
= mi_lttng_writer_close_element(writer
);
1097 int mi_lttng_event_common_attributes(struct mi_writer
*writer
,
1098 struct lttng_event
*event
)
1101 const char *filter_expression
;
1103 /* Open event element */
1104 ret
= mi_lttng_writer_open_element(writer
, config_element_event
);
1110 ret
= mi_lttng_writer_write_element_string(writer
,
1111 config_element_name
, event
->name
);
1117 ret
= mi_lttng_writer_write_element_string(writer
,
1118 config_element_type
, mi_lttng_eventtype_string(event
->type
));
1123 /* Is event enabled */
1124 ret
= mi_lttng_writer_write_element_bool(writer
,
1125 config_element_enabled
, event
->enabled
);
1130 /* Event filter expression */
1131 ret
= lttng_event_get_filter_expression(event
, &filter_expression
);
1136 if (filter_expression
) {
1137 ret
= mi_lttng_writer_write_element_string(writer
,
1138 config_element_filter_expression
,
1149 static int write_event_exclusions(struct mi_writer
*writer
,
1150 struct lttng_event
*event
)
1154 int exclusion_count
;
1156 /* Open event exclusions */
1157 ret
= mi_lttng_writer_open_element(writer
, config_element_exclusions
);
1162 exclusion_count
= lttng_event_get_exclusion_name_count(event
);
1163 if (exclusion_count
< 0) {
1164 ret
= exclusion_count
;
1168 for (i
= 0; i
< exclusion_count
; i
++) {
1171 ret
= lttng_event_get_exclusion_name(event
, i
, &name
);
1173 /* Close exclusions */
1174 mi_lttng_writer_close_element(writer
);
1178 ret
= mi_lttng_writer_write_element_string(writer
,
1179 config_element_exclusion
, name
);
1181 /* Close exclusions */
1182 mi_lttng_writer_close_element(writer
);
1187 /* Close exclusions */
1188 ret
= mi_lttng_writer_close_element(writer
);
1195 int mi_lttng_event_tracepoint_loglevel(struct mi_writer
*writer
,
1196 struct lttng_event
*event
, enum lttng_domain_type domain
)
1200 /* Event loglevel */
1201 ret
= mi_lttng_writer_write_element_string(writer
,
1202 config_element_loglevel
,
1203 mi_lttng_loglevel_string(event
->loglevel
, domain
));
1208 /* Log level type */
1209 ret
= mi_lttng_writer_write_element_string(writer
,
1210 config_element_loglevel_type
,
1211 mi_lttng_logleveltype_string(event
->loglevel_type
));
1216 /* Event exclusions */
1217 ret
= write_event_exclusions(writer
, event
);
1224 int mi_lttng_event_tracepoint_no_loglevel(struct mi_writer
*writer
,
1225 struct lttng_event
*event
)
1227 /* event exclusion filter */
1228 return write_event_exclusions(writer
, event
);
1232 int mi_lttng_event_function_probe(struct mi_writer
*writer
,
1233 struct lttng_event
*event
)
1237 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1242 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1247 if (event
->attr
.probe
.addr
!= 0) {
1248 /* event probe address */
1249 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1250 config_element_address
, event
->attr
.probe
.addr
);
1255 /* event probe offset */
1256 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1257 config_element_offset
, event
->attr
.probe
.offset
);
1262 /* event probe symbol_name */
1263 ret
= mi_lttng_writer_write_element_string(writer
,
1264 config_element_symbol_name
, event
->attr
.probe
.symbol_name
);
1270 /* Close probe_attributes and attributes */
1271 ret
= mi_lttng_close_multi_element(writer
, 2);
1277 int mi_lttng_event_function_entry(struct mi_writer
*writer
,
1278 struct lttng_event
*event
)
1282 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1287 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1292 /* event probe symbol_name */
1293 ret
= mi_lttng_writer_write_element_string(writer
,
1294 config_element_symbol_name
, event
->attr
.ftrace
.symbol_name
);
1299 /* Close function_attributes and attributes */
1300 ret
= mi_lttng_close_multi_element(writer
, 2);
1306 int mi_lttng_events_open(struct mi_writer
*writer
)
1308 return mi_lttng_writer_open_element(writer
, config_element_events
);
1312 int mi_lttng_event(struct mi_writer
*writer
,
1313 struct lttng_event
*event
, int is_open
, enum lttng_domain_type domain
)
1317 ret
= mi_lttng_event_common_attributes(writer
, event
);
1322 switch (event
->type
) {
1323 case LTTNG_EVENT_TRACEPOINT
:
1325 if (event
->loglevel
!= -1) {
1326 ret
= mi_lttng_event_tracepoint_loglevel(writer
, event
, domain
);
1328 ret
= mi_lttng_event_tracepoint_no_loglevel(writer
, event
);
1332 case LTTNG_EVENT_FUNCTION
:
1334 case LTTNG_EVENT_PROBE
:
1335 ret
= mi_lttng_event_function_probe(writer
, event
);
1337 case LTTNG_EVENT_FUNCTION_ENTRY
:
1338 ret
= mi_lttng_event_function_entry(writer
, event
);
1340 case LTTNG_EVENT_ALL
:
1347 ret
= mi_lttng_writer_close_element(writer
);
1355 int mi_lttng_trackers_open(struct mi_writer
*writer
)
1357 return mi_lttng_writer_open_element(writer
, config_element_trackers
);
1361 int mi_lttng_pid_tracker_open(struct mi_writer
*writer
)
1365 /* Open element pid_tracker */
1366 ret
= mi_lttng_writer_open_element(writer
, config_element_pid_tracker
);
1371 /* Open targets element */
1372 ret
= mi_lttng_targets_open(writer
);
1378 int mi_lttng_pids_open(struct mi_writer
*writer
)
1380 return mi_lttng_writer_open_element(writer
, config_element_pids
);
1384 * TODO: move the listing of pid for user agent to process semantic on
1385 * mi api bump. The use of process element break the mi api.
1388 int mi_lttng_pid(struct mi_writer
*writer
, pid_t pid
, const char *name
,
1393 /* Open pid process */
1394 ret
= mi_lttng_writer_open_element(writer
, config_element_pid
);
1399 /* Writing pid number */
1400 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1401 mi_lttng_element_pid_id
, (int)pid
);
1406 /* Writing name of the process */
1408 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1417 ret
= mi_lttng_writer_close_element(writer
);
1425 int mi_lttng_targets_open(struct mi_writer
*writer
)
1427 return mi_lttng_writer_open_element(writer
,
1428 config_element_targets
);
1432 int mi_lttng_pid_target(struct mi_writer
*writer
, pid_t pid
, int is_open
)
1436 ret
= mi_lttng_writer_open_element(writer
,
1437 config_element_target_pid
);
1442 /* Writing pid number
1443 * Special case for element all on track untrack command
1444 * All pid is represented as wildcard *
1446 if ((int) pid
== -1) {
1447 ret
= mi_lttng_writer_write_element_string(writer
,
1449 mi_lttng_element_track_untrack_all_wildcard
);
1451 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1452 config_element_pid
, (int) pid
);
1459 ret
= mi_lttng_writer_close_element(writer
);
1470 int mi_lttng_event_fields_open(struct mi_writer
*writer
)
1472 return mi_lttng_writer_open_element(writer
, mi_lttng_element_event_fields
);
1476 int mi_lttng_event_field(struct mi_writer
*writer
,
1477 struct lttng_event_field
*field
)
1481 if (!field
->field_name
[0]) {
1487 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_event_field
);
1492 if (!field
->field_name
[0]) {
1497 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1504 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1505 mi_lttng_eventfieldtype_string(field
->type
));
1511 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1512 mi_lttng_element_nowrite
, field
->nowrite
);
1518 /* Close field element */
1519 ret
= mi_lttng_writer_close_element(writer
);
1526 int mi_lttng_perf_counter_context(struct mi_writer
*writer
,
1527 struct lttng_event_perf_counter_ctx
*perf_context
)
1531 /* Open perf_counter_context */
1532 ret
= mi_lttng_writer_open_element(writer
,
1533 mi_lttng_element_perf_counter_context
);
1539 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1540 config_element_type
, perf_context
->type
);
1546 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1547 config_element_config
, perf_context
->config
);
1552 /* Name of the perf counter */
1553 ret
= mi_lttng_writer_write_element_string(writer
,
1554 config_element_name
, perf_context
->name
);
1559 /* Close perf_counter_context */
1560 ret
= mi_lttng_writer_close_element(writer
);
1566 int mi_lttng_app_context(struct mi_writer
*writer
,
1567 const char *provider_name
, const char *ctx_name
)
1572 ret
= mi_lttng_writer_open_element(writer
,
1573 config_element_context_app
);
1579 ret
= mi_lttng_writer_write_element_string(writer
,
1580 config_element_context_app_provider_name
,
1587 ret
= mi_lttng_writer_write_element_string(writer
,
1588 config_element_context_app_ctx_name
, ctx_name
);
1594 ret
= mi_lttng_writer_close_element(writer
);
1600 int mi_lttng_context(struct mi_writer
*writer
,
1601 struct lttng_event_context
*context
, int is_open
)
1606 ret
= mi_lttng_writer_open_element(writer
, config_element_context
);
1611 /* Special case for PERF_*_COUNTER
1612 * print the lttng_event_perf_counter_ctx*/
1613 switch (context
->ctx
) {
1614 case LTTNG_EVENT_CONTEXT_PERF_COUNTER
:
1615 case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER
:
1616 case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER
:
1618 struct lttng_event_perf_counter_ctx
*perf_context
=
1619 &context
->u
.perf_counter
;
1620 ret
= mi_lttng_perf_counter_context(writer
, perf_context
);
1626 case LTTNG_EVENT_CONTEXT_APP_CONTEXT
:
1628 ret
= mi_lttng_app_context(writer
,
1629 context
->u
.app_ctx
.provider_name
,
1630 context
->u
.app_ctx
.ctx_name
);
1638 const char *type_string
= mi_lttng_event_contexttype_string(
1641 ret
= -LTTNG_ERR_INVALID
;
1645 /* Print context type */
1646 ret
= mi_lttng_writer_write_element_string(writer
,
1647 config_element_type
, type_string
);
1654 ret
= mi_lttng_writer_close_element(writer
);
1662 int mi_lttng_snapshot_output_session_name(struct mi_writer
*writer
,
1663 const char *session_name
)
1667 /* Open session element */
1668 ret
= mi_lttng_writer_open_element(writer
, config_element_session
);
1673 /* Snapshot output list for current session name */
1674 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1680 /* Open element snapshots (sequence one snapshot) */
1681 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_snapshots
);
1691 int mi_lttng_snapshot_list_output(struct mi_writer
*writer
,
1692 struct lttng_snapshot_output
*output
)
1696 /* Open element snapshot output */
1697 ret
= mi_lttng_writer_open_element(writer
,
1698 mi_lttng_element_command_snapshot
);
1703 /* ID of the snapshot output */
1704 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1705 mi_lttng_element_id
, output
->id
);
1710 /* Name of the output */
1711 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1717 /* Destination of the output (ctrl_url)*/
1718 ret
= mi_lttng_writer_write_element_string(writer
,
1719 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
1724 /* Destination of the output (data_url) */
1725 ret
= mi_lttng_writer_write_element_string(writer
,
1726 mi_lttng_element_snapshot_data_url
, output
->data_url
);
1731 /* total size of all stream combined */
1732 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1733 mi_lttng_element_snapshot_max_size
, output
->max_size
);
1738 /* Close snapshot output element */
1739 ret
= mi_lttng_writer_close_element(writer
);
1746 int mi_lttng_snapshot_del_output(struct mi_writer
*writer
, int id
,
1747 const char *name
, const char *current_session_name
)
1751 /* Open element del_snapshot */
1752 ret
= mi_lttng_writer_open_element(writer
,
1753 mi_lttng_element_command_snapshot
);
1759 if (id
!= UINT32_MAX
) {
1760 /* "Snapshot output "id" successfully deleted
1761 * for "current_session_name"
1762 * ID of the snapshot output
1764 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1765 mi_lttng_element_id
, id
);
1770 /* "Snapshot output "name" successfully deleted
1771 * for session "current_session_name"
1772 * Name of the output
1774 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1781 /* Snapshot was deleted for session "current_session_name"*/
1782 ret
= mi_lttng_writer_write_element_string(writer
,
1783 mi_lttng_element_snapshot_session_name
,
1784 current_session_name
);
1789 /* Close snapshot element */
1790 ret
= mi_lttng_writer_close_element(writer
);
1797 int mi_lttng_snapshot_add_output(struct mi_writer
*writer
,
1798 const char *current_session_name
, const char *n_ptr
,
1799 struct lttng_snapshot_output
*output
)
1803 /* Open element snapshot */
1804 ret
= mi_lttng_writer_open_element(writer
,
1805 mi_lttng_element_command_snapshot
);
1810 /* Snapshot output id */
1811 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1812 mi_lttng_element_id
, output
->id
);
1817 /* Snapshot output names */
1818 ret
= mi_lttng_writer_write_element_string(writer
,
1819 config_element_name
, n_ptr
);
1824 /* Destination of the output (ctrl_url)*/
1825 ret
= mi_lttng_writer_write_element_string(writer
,
1826 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
1831 /* Snapshot added for session "current_session_name"*/
1832 ret
= mi_lttng_writer_write_element_string(writer
,
1833 mi_lttng_element_snapshot_session_name
, current_session_name
);
1838 /* total size of all stream combined */
1839 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1840 mi_lttng_element_snapshot_max_size
, output
->max_size
);
1845 /* Close snapshot element */
1846 ret
= mi_lttng_writer_close_element(writer
);
1853 int mi_lttng_snapshot_record(struct mi_writer
*writer
,
1854 const char *current_session_name
, const char *url
,
1855 const char *cmdline_ctrl_url
, const char *cmdline_data_url
)
1859 /* Open element snapshot */
1860 ret
= mi_lttng_writer_open_element(writer
,
1861 mi_lttng_element_command_snapshot
);
1867 * If a valid an URL was given, serialize it,
1868 * else take the command line data and ctrl urls*/
1870 /* Destination of the output (ctrl_url)*/
1871 ret
= mi_lttng_writer_write_element_string(writer
,
1872 mi_lttng_element_snapshot_ctrl_url
, url
);
1876 } else if (cmdline_ctrl_url
) {
1877 /* Destination of the output (ctrl_url)*/
1878 ret
= mi_lttng_writer_write_element_string(writer
,
1879 mi_lttng_element_snapshot_ctrl_url
, cmdline_ctrl_url
);
1884 /* Destination of the output (data_url) */
1885 ret
= mi_lttng_writer_write_element_string(writer
,
1886 mi_lttng_element_snapshot_data_url
, cmdline_data_url
);
1892 /* Close record_snapshot element */
1893 ret
= mi_lttng_writer_close_element(writer
);
1900 int mi_lttng_rotation_schedule(struct mi_writer
*writer
,
1901 const struct lttng_rotation_schedule
*schedule
)
1904 enum lttng_rotation_status status
;
1906 const char *element_name
;
1907 const char *value_name
;
1908 bool empty_schedule
= false;
1910 switch (lttng_rotation_schedule_get_type(schedule
)) {
1911 case LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC
:
1912 status
= lttng_rotation_schedule_periodic_get_period(schedule
,
1914 element_name
= mi_lttng_element_rotation_schedule_periodic
;
1915 value_name
= mi_lttng_element_rotation_schedule_periodic_time_us
;
1917 case LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD
:
1918 status
= lttng_rotation_schedule_size_threshold_get_threshold(
1920 element_name
= mi_lttng_element_rotation_schedule_size_threshold
;
1921 value_name
= mi_lttng_element_rotation_schedule_size_threshold_bytes
;
1928 if (status
!= LTTNG_ROTATION_STATUS_OK
) {
1929 if (status
== LTTNG_ROTATION_STATUS_UNAVAILABLE
) {
1930 empty_schedule
= true;
1937 ret
= mi_lttng_writer_open_element(writer
, element_name
);
1942 if (!empty_schedule
) {
1943 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1950 /* Close schedule descriptor element. */
1951 ret
= mi_lttng_writer_close_element(writer
);
1960 int mi_lttng_rotation_schedule_result(struct mi_writer
*writer
,
1961 const struct lttng_rotation_schedule
*schedule
,
1966 ret
= mi_lttng_writer_open_element(writer
,
1967 mi_lttng_element_rotation_schedule_result
);
1972 ret
= mi_lttng_writer_open_element(writer
,
1973 mi_lttng_element_rotation_schedule
);
1978 ret
= mi_lttng_rotation_schedule(writer
, schedule
);
1983 /* Close rotation_schedule element */
1984 ret
= mi_lttng_writer_close_element(writer
);
1989 ret
= mi_lttng_writer_write_element_bool(writer
,
1990 mi_lttng_element_command_success
, success
);
1995 /* Close rotation_schedule_result element */
1996 ret
= mi_lttng_writer_close_element(writer
);
2005 int mi_lttng_location(struct mi_writer
*writer
,
2006 const struct lttng_trace_archive_location
*location
)
2009 enum lttng_trace_archive_location_type location_type
;
2010 enum lttng_trace_archive_location_status status
;
2012 location_type
= lttng_trace_archive_location_get_type(location
);
2014 switch (location_type
) {
2015 case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_LOCAL
:
2017 const char *absolute_path
;
2019 status
= lttng_trace_archive_location_local_get_absolute_path(
2020 location
, &absolute_path
);
2021 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2026 ret
= mi_lttng_writer_open_element(writer
,
2027 mi_lttng_element_rotation_location_local
);
2033 ret
= mi_lttng_writer_write_element_string(writer
,
2034 mi_lttng_element_rotation_location_local_absolute_path
,
2040 /* Close local element */
2041 ret
= mi_lttng_writer_close_element(writer
);
2047 case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_RELAY
:
2049 uint16_t control_port
, data_port
;
2050 const char *host
, *relative_path
;
2051 enum lttng_trace_archive_location_relay_protocol_type protocol
;
2053 /* Fetch all relay location parameters. */
2054 status
= lttng_trace_archive_location_relay_get_protocol_type(
2055 location
, &protocol
);
2056 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2061 status
= lttng_trace_archive_location_relay_get_host(
2063 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2068 status
= lttng_trace_archive_location_relay_get_control_port(
2069 location
, &control_port
);
2070 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2075 status
= lttng_trace_archive_location_relay_get_data_port(
2076 location
, &data_port
);
2077 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2082 status
= lttng_trace_archive_location_relay_get_relative_path(
2083 location
, &relative_path
);
2084 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2089 ret
= mi_lttng_writer_open_element(writer
,
2090 mi_lttng_element_rotation_location_relay
);
2095 ret
= mi_lttng_writer_write_element_string(writer
,
2096 mi_lttng_element_rotation_location_relay_host
,
2102 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2103 mi_lttng_element_rotation_location_relay_control_port
,
2109 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2110 mi_lttng_element_rotation_location_relay_data_port
,
2116 ret
= mi_lttng_writer_write_element_string(writer
,
2117 mi_lttng_element_rotation_location_relay_protocol
,
2118 mi_lttng_trace_archive_location_relay_protocol_type_string(protocol
));
2123 ret
= mi_lttng_writer_write_element_string(writer
,
2124 mi_lttng_element_rotation_location_relay_relative_path
,
2130 /* Close relay element */
2131 ret
= mi_lttng_writer_close_element(writer
);
2145 int mi_lttng_rotate(struct mi_writer
*writer
,
2146 const char *session_name
,
2147 enum lttng_rotation_state rotation_state
,
2148 const struct lttng_trace_archive_location
*location
)
2152 ret
= mi_lttng_writer_open_element(writer
,
2153 mi_lttng_element_rotation
);
2158 ret
= mi_lttng_writer_write_element_string(writer
,
2159 mi_lttng_element_session_name
,
2165 ret
= mi_lttng_writer_write_element_string(writer
,
2166 mi_lttng_element_rotation_state
,
2167 mi_lttng_rotation_state_string(rotation_state
));
2173 /* Not a serialization error. */
2174 goto close_rotation
;
2177 ret
= mi_lttng_writer_open_element(writer
,
2178 mi_lttng_element_rotation_location
);
2183 ret
= mi_lttng_location(writer
, location
);
2185 goto close_location
;
2189 /* Close location element */
2190 ret
= mi_lttng_writer_close_element(writer
);
2196 /* Close rotation element */
2197 ret
= mi_lttng_writer_close_element(writer
);