2 * Copyright (C) 2014 Jonathan Rajotte <jonathan.r.julien@gmail.com>
3 * Copyright (C) 2014 Olivier Cotte <olivier.cotte@polymtl.ca>
4 * Copyright (C) 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
6 * SPDX-License-Identifier: GPL-2.0-only
10 #include "lttng/tracker.h"
13 #include <common/config/session-config.h>
14 #include <common/defaults.h>
15 #include <common/tracker.h>
16 #include <lttng/channel.h>
17 #include <lttng/snapshot-internal.h>
21 #define MI_SCHEMA_MAJOR_VERSION 4
22 #define MI_SCHEMA_MINOR_VERSION 0
24 /* Machine interface namespace URI */
25 LTTNG_HIDDEN
const char * const mi_lttng_xmlns
= "xmlns";
26 LTTNG_HIDDEN
const char * const mi_lttng_xmlns_xsi
= "xmlns:xsi";
27 LTTNG_HIDDEN
const char * const mi_lttng_w3_schema_uri
= "http://www.w3.org/2001/XMLSchema-instance";
28 LTTNG_HIDDEN
const char * const mi_lttng_schema_location
= "xsi:schemaLocation";
29 LTTNG_HIDDEN
const char * const mi_lttng_schema_location_uri
=
30 DEFAULT_LTTNG_MI_NAMESPACE
" "
31 "https://lttng.org/xml/schemas/lttng-mi/" XSTR(MI_SCHEMA_MAJOR_VERSION
)
32 "/lttng-mi-" XSTR(MI_SCHEMA_MAJOR_VERSION
) "."
33 XSTR(MI_SCHEMA_MINOR_VERSION
) ".xsd";
34 LTTNG_HIDDEN
const char * const mi_lttng_schema_version
= "schemaVersion";
35 LTTNG_HIDDEN
const char * const mi_lttng_schema_version_value
= XSTR(MI_SCHEMA_MAJOR_VERSION
)
36 "." XSTR(MI_SCHEMA_MINOR_VERSION
);
38 /* Strings related to command */
39 const char * const mi_lttng_element_command
= "command";
40 const char * const mi_lttng_element_command_action
= "snapshot_action";
41 const char * const mi_lttng_element_command_add_context
= "add-context";
42 const char * const mi_lttng_element_command_create
= "create";
43 const char * const mi_lttng_element_command_destroy
= "destroy";
44 const char * const mi_lttng_element_command_disable_channel
= "disable-channel";
45 const char * const mi_lttng_element_command_disable_event
= "disable-event";
46 const char * const mi_lttng_element_command_enable_channels
= "enable-channel";
47 const char * const mi_lttng_element_command_enable_event
= "enable-event";
48 const char * const mi_lttng_element_command_list
= "list";
49 const char * const mi_lttng_element_command_load
= "load";
50 LTTNG_HIDDEN
const char * const mi_lttng_element_command_metadata
= "metadata";
51 LTTNG_HIDDEN
const char * const mi_lttng_element_command_metadata_action
= "metadata_action";
52 LTTNG_HIDDEN
const char * const mi_lttng_element_command_regenerate
= "regenerate";
53 LTTNG_HIDDEN
const char * const mi_lttng_element_command_regenerate_action
= "regenerate_action";
54 const char * const mi_lttng_element_command_name
= "name";
55 const char * const mi_lttng_element_command_output
= "output";
56 const char * const mi_lttng_element_command_save
= "save";
57 const char * const mi_lttng_element_command_set_session
= "set-session";
58 const char * const mi_lttng_element_command_snapshot
= "snapshot";
59 const char * const mi_lttng_element_command_snapshot_add
= "add_snapshot";
60 const char * const mi_lttng_element_command_snapshot_del
= "del_snapshot";
61 const char * const mi_lttng_element_command_snapshot_list
= "list_snapshot";
62 const char * const mi_lttng_element_command_snapshot_record
= "record_snapshot";
63 const char * const mi_lttng_element_command_start
= "start";
64 const char * const mi_lttng_element_command_stop
= "stop";
65 const char * const mi_lttng_element_command_success
= "success";
66 const char * const mi_lttng_element_command_track
= "track";
67 const char * const mi_lttng_element_command_untrack
= "untrack";
68 const char * const mi_lttng_element_command_version
= "version";
69 LTTNG_HIDDEN
const char * const mi_lttng_element_command_rotate
= "rotate";
70 LTTNG_HIDDEN
const char * const mi_lttng_element_command_enable_rotation
= "enable-rotation";
71 LTTNG_HIDDEN
const char * const mi_lttng_element_command_disable_rotation
= "disable-rotation";
72 LTTNG_HIDDEN
const char * const mi_lttng_element_command_clear
= "clear";
74 /* Strings related to version command */
75 const char * const mi_lttng_element_version
= "version";
76 const char * const mi_lttng_element_version_commit
= "commit";
77 const char * const mi_lttng_element_version_description
= "description";
78 const char * const mi_lttng_element_version_license
= "license";
79 const char * const mi_lttng_element_version_major
= "major";
80 const char * const mi_lttng_element_version_minor
= "minor";
81 const char * const mi_lttng_element_version_patch_level
= "patchLevel";
82 const char * const mi_lttng_element_version_str
= "string";
83 const char * const mi_lttng_element_version_web
= "url";
85 /* String related to a lttng_event_field */
86 const char * const mi_lttng_element_event_field
= "event_field";
87 const char * const mi_lttng_element_event_fields
= "event_fields";
89 /* String related to lttng_event_perf_counter_ctx */
90 const char * const mi_lttng_element_perf_counter_context
= "perf";
92 /* Strings related to pid */
93 const char * const mi_lttng_element_pid_id
= "id";
95 /* Strings related to save command */
96 const char * const mi_lttng_element_save
= "save";
98 /* Strings related to load command */
99 const char * const mi_lttng_element_load
= "load";
100 LTTNG_HIDDEN
const char * const mi_lttng_element_load_overrides
= "overrides";
101 LTTNG_HIDDEN
const char * const mi_lttng_element_load_override_url
= "url";
103 /* General elements of mi_lttng */
104 const char * const mi_lttng_element_empty
= "";
105 const char * const mi_lttng_element_id
= "id";
106 const char * const mi_lttng_element_nowrite
= "nowrite";
107 const char * const mi_lttng_element_success
= "success";
108 const char * const mi_lttng_element_type_enum
= "ENUM";
109 const char * const mi_lttng_element_type_float
= "FLOAT";
110 const char * const mi_lttng_element_type_integer
= "INTEGER";
111 const char * const mi_lttng_element_type_other
= "OTHER";
112 const char * const mi_lttng_element_type_string
= "STRING";
114 /* String related to loglevel */
115 const char * const mi_lttng_loglevel_str_alert
= "TRACE_ALERT";
116 const char * const mi_lttng_loglevel_str_crit
= "TRACE_CRIT";
117 const char * const mi_lttng_loglevel_str_debug
= "TRACE_DEBUG";
118 const char * const mi_lttng_loglevel_str_debug_function
= "TRACE_DEBUG_FUNCTION";
119 const char * const mi_lttng_loglevel_str_debug_line
= "TRACE_DEBUG_LINE";
120 const char * const mi_lttng_loglevel_str_debug_module
= "TRACE_DEBUG_MODULE";
121 const char * const mi_lttng_loglevel_str_debug_process
= "TRACE_DEBUG_PROCESS";
122 const char * const mi_lttng_loglevel_str_debug_program
= "TRACE_DEBUG_PROGRAM";
123 const char * const mi_lttng_loglevel_str_debug_system
= "TRACE_DEBUG_SYSTEM";
124 const char * const mi_lttng_loglevel_str_debug_unit
= "TRACE_DEBUG_UNIT";
125 const char * const mi_lttng_loglevel_str_emerg
= "TRACE_EMERG";
126 const char * const mi_lttng_loglevel_str_err
= "TRACE_ERR";
127 const char * const mi_lttng_loglevel_str_info
= "TRACE_INFO";
128 const char * const mi_lttng_loglevel_str_notice
= "TRACE_NOTICE";
129 const char * const mi_lttng_loglevel_str_unknown
= "UNKNOWN";
130 const char * const mi_lttng_loglevel_str_warning
= "TRACE_WARNING";
132 /* String related to loglevel JUL */
133 const char * const mi_lttng_loglevel_str_jul_all
= "JUL_ALL";
134 const char * const mi_lttng_loglevel_str_jul_config
= "JUL_CONFIG";
135 const char * const mi_lttng_loglevel_str_jul_fine
= "JUL_FINE";
136 const char * const mi_lttng_loglevel_str_jul_finer
= "JUL_FINER";
137 const char * const mi_lttng_loglevel_str_jul_finest
= "JUL_FINEST";
138 const char * const mi_lttng_loglevel_str_jul_info
= "JUL_INFO";
139 const char * const mi_lttng_loglevel_str_jul_off
= "JUL_OFF";
140 const char * const mi_lttng_loglevel_str_jul_severe
= "JUL_SEVERE";
141 const char * const mi_lttng_loglevel_str_jul_warning
= "JUL_WARNING";
143 /* String related to loglevel LOG4J */
144 const char * const mi_lttng_loglevel_str_log4j_off
= "LOG4J_OFF";
145 const char * const mi_lttng_loglevel_str_log4j_fatal
= "LOG4J_FATAL";
146 const char * const mi_lttng_loglevel_str_log4j_error
= "LOG4J_ERROR";
147 const char * const mi_lttng_loglevel_str_log4j_warn
= "LOG4J_WARN";
148 const char * const mi_lttng_loglevel_str_log4j_info
= "LOG4J_INFO";
149 const char * const mi_lttng_loglevel_str_log4j_debug
= "LOG4J_DEBUG";
150 const char * const mi_lttng_loglevel_str_log4j_trace
= "LOG4J_TRACE";
151 const char * const mi_lttng_loglevel_str_log4j_all
= "LOG4J_ALL";
153 /* String related to loglevel Python */
154 const char * const mi_lttng_loglevel_str_python_critical
= "PYTHON_CRITICAL";
155 const char * const mi_lttng_loglevel_str_python_error
= "PYTHON_ERROR";
156 const char * const mi_lttng_loglevel_str_python_warning
= "PYTHON_WARNING";
157 const char * const mi_lttng_loglevel_str_python_info
= "PYTHON_INFO";
158 const char * const mi_lttng_loglevel_str_python_debug
= "PYTHON_DEBUG";
159 const char * const mi_lttng_loglevel_str_python_notset
= "PYTHON_NOTSET";
161 /* String related to loglevel type */
162 const char * const mi_lttng_loglevel_type_all
= "ALL";
163 const char * const mi_lttng_loglevel_type_range
= "RANGE";
164 const char * const mi_lttng_loglevel_type_single
= "SINGLE";
165 const char * const mi_lttng_loglevel_type_unknown
= "UNKNOWN";
167 /* String related to a lttng_snapshot_output */
168 const char * const mi_lttng_element_snapshot_ctrl_url
= "ctrl_url";
169 const char * const mi_lttng_element_snapshot_data_url
= "data_url";
170 const char * const mi_lttng_element_snapshot_max_size
= "max_size";
171 const char * const mi_lttng_element_snapshot_n_ptr
= "n_ptr";
172 const char * const mi_lttng_element_snapshot_session_name
= "session_name";
173 const char * const mi_lttng_element_snapshots
= "snapshots";
175 /* String related to track/untrack command */
176 const char * const mi_lttng_element_track_untrack_all_wildcard
= "*";
178 LTTNG_HIDDEN
const char * const mi_lttng_element_session_name
= "session_name";
180 /* String related to rotate command */
181 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation
= "rotation";
182 LTTNG_HIDDEN
const char * const mi_lttng_element_rotate_status
= "status";
183 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule
= "rotation_schedule";
184 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedules
= "rotation_schedules";
185 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_result
= "rotation_schedule_result";
186 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_results
= "rotation_schedule_results";
187 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_periodic
= "periodic";
188 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_periodic_time_us
= "time_us";
189 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_size_threshold
= "size_threshold";
190 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_size_threshold_bytes
= "bytes";
191 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_state
= "state";
192 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location
= "location";
193 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_local
= "local";
194 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_local_absolute_path
= "absolute_path";
195 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay
= "relay";
196 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_host
= "host";
197 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_control_port
= "control_port";
198 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_data_port
= "data_port";
199 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_protocol
= "protocol";
200 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_relative_path
= "relative_path";
202 /* String related to enum lttng_rotation_state */
203 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_ongoing
= "ONGOING";
204 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_completed
= "COMPLETED";
205 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_expired
= "EXPIRED";
206 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_error
= "ERROR";
208 /* String related to enum lttng_trace_archive_location_relay_protocol_type */
209 LTTNG_HIDDEN
const char * const mi_lttng_rotation_location_relay_protocol_str_tcp
= "TCP";
211 /* String related to add-context command */
212 LTTNG_HIDDEN
const char * const mi_lttng_element_context_symbol
= "symbol";
214 /* Deprecated symbols preserved for ABI compatibility. */
215 const char * const mi_lttng_context_type_perf_counter
;
216 const char * const mi_lttng_context_type_perf_cpu_counter
;
217 const char * const mi_lttng_context_type_perf_thread_counter
;
218 const char * const mi_lttng_element_track_untrack_pid_target
;
219 const char * const mi_lttng_element_track_untrack_targets
;
220 const char * const mi_lttng_element_calibrate
;
221 const char * const mi_lttng_element_calibrate_function
;
222 const char * const mi_lttng_element_command_calibrate
;
224 /* This is a merge of jul loglevel and regular loglevel
225 * Those should never overlap by definition
226 * (see struct lttng_event loglevel)
229 const char *mi_lttng_loglevel_string(int value
, enum lttng_domain_type domain
)
232 case LTTNG_DOMAIN_KERNEL
:
233 case LTTNG_DOMAIN_UST
:
236 return mi_lttng_element_empty
;
237 case LTTNG_LOGLEVEL_EMERG
:
238 return mi_lttng_loglevel_str_emerg
;
239 case LTTNG_LOGLEVEL_ALERT
:
240 return mi_lttng_loglevel_str_alert
;
241 case LTTNG_LOGLEVEL_CRIT
:
242 return mi_lttng_loglevel_str_crit
;
243 case LTTNG_LOGLEVEL_ERR
:
244 return mi_lttng_loglevel_str_err
;
245 case LTTNG_LOGLEVEL_WARNING
:
246 return mi_lttng_loglevel_str_warning
;
247 case LTTNG_LOGLEVEL_NOTICE
:
248 return mi_lttng_loglevel_str_notice
;
249 case LTTNG_LOGLEVEL_INFO
:
250 return mi_lttng_loglevel_str_info
;
251 case LTTNG_LOGLEVEL_DEBUG_SYSTEM
:
252 return mi_lttng_loglevel_str_debug_system
;
253 case LTTNG_LOGLEVEL_DEBUG_PROGRAM
:
254 return mi_lttng_loglevel_str_debug_program
;
255 case LTTNG_LOGLEVEL_DEBUG_PROCESS
:
256 return mi_lttng_loglevel_str_debug_process
;
257 case LTTNG_LOGLEVEL_DEBUG_MODULE
:
258 return mi_lttng_loglevel_str_debug_module
;
259 case LTTNG_LOGLEVEL_DEBUG_UNIT
:
260 return mi_lttng_loglevel_str_debug_unit
;
261 case LTTNG_LOGLEVEL_DEBUG_FUNCTION
:
262 return mi_lttng_loglevel_str_debug_function
;
263 case LTTNG_LOGLEVEL_DEBUG_LINE
:
264 return mi_lttng_loglevel_str_debug_line
;
265 case LTTNG_LOGLEVEL_DEBUG
:
266 return mi_lttng_loglevel_str_debug
;
268 return mi_lttng_loglevel_str_unknown
;
271 case LTTNG_DOMAIN_LOG4J
:
274 return mi_lttng_element_empty
;
275 case LTTNG_LOGLEVEL_LOG4J_OFF
:
276 return mi_lttng_loglevel_str_log4j_off
;
277 case LTTNG_LOGLEVEL_LOG4J_FATAL
:
278 return mi_lttng_loglevel_str_log4j_fatal
;
279 case LTTNG_LOGLEVEL_LOG4J_ERROR
:
280 return mi_lttng_loglevel_str_log4j_error
;
281 case LTTNG_LOGLEVEL_LOG4J_WARN
:
282 return mi_lttng_loglevel_str_log4j_warn
;
283 case LTTNG_LOGLEVEL_LOG4J_INFO
:
284 return mi_lttng_loglevel_str_log4j_info
;
285 case LTTNG_LOGLEVEL_LOG4J_DEBUG
:
286 return mi_lttng_loglevel_str_log4j_debug
;
287 case LTTNG_LOGLEVEL_LOG4J_TRACE
:
288 return mi_lttng_loglevel_str_log4j_trace
;
289 case LTTNG_LOGLEVEL_LOG4J_ALL
:
290 return mi_lttng_loglevel_str_log4j_all
;
292 return mi_lttng_loglevel_str_unknown
;
295 case LTTNG_DOMAIN_JUL
:
298 return mi_lttng_element_empty
;
299 case LTTNG_LOGLEVEL_JUL_OFF
:
300 return mi_lttng_loglevel_str_jul_off
;
301 case LTTNG_LOGLEVEL_JUL_SEVERE
:
302 return mi_lttng_loglevel_str_jul_severe
;
303 case LTTNG_LOGLEVEL_JUL_WARNING
:
304 return mi_lttng_loglevel_str_jul_warning
;
305 case LTTNG_LOGLEVEL_JUL_INFO
:
306 return mi_lttng_loglevel_str_jul_info
;
307 case LTTNG_LOGLEVEL_JUL_CONFIG
:
308 return mi_lttng_loglevel_str_jul_config
;
309 case LTTNG_LOGLEVEL_JUL_FINE
:
310 return mi_lttng_loglevel_str_jul_fine
;
311 case LTTNG_LOGLEVEL_JUL_FINER
:
312 return mi_lttng_loglevel_str_jul_finer
;
313 case LTTNG_LOGLEVEL_JUL_FINEST
:
314 return mi_lttng_loglevel_str_jul_finest
;
315 case LTTNG_LOGLEVEL_JUL_ALL
:
316 return mi_lttng_loglevel_str_jul_all
;
318 return mi_lttng_loglevel_str_unknown
;
321 case LTTNG_DOMAIN_PYTHON
:
323 case LTTNG_LOGLEVEL_PYTHON_CRITICAL
:
324 return mi_lttng_loglevel_str_python_critical
;
325 case LTTNG_LOGLEVEL_PYTHON_ERROR
:
326 return mi_lttng_loglevel_str_python_error
;
327 case LTTNG_LOGLEVEL_PYTHON_WARNING
:
328 return mi_lttng_loglevel_str_python_warning
;
329 case LTTNG_LOGLEVEL_PYTHON_INFO
:
330 return mi_lttng_loglevel_str_python_info
;
331 case LTTNG_LOGLEVEL_PYTHON_DEBUG
:
332 return mi_lttng_loglevel_str_python_debug
;
333 case LTTNG_LOGLEVEL_PYTHON_NOTSET
:
334 return mi_lttng_loglevel_str_python_notset
;
336 return mi_lttng_loglevel_str_unknown
;
340 return mi_lttng_loglevel_str_unknown
;
345 const char *mi_lttng_logleveltype_string(enum lttng_loglevel_type value
)
348 case LTTNG_EVENT_LOGLEVEL_ALL
:
349 return mi_lttng_loglevel_type_all
;
350 case LTTNG_EVENT_LOGLEVEL_RANGE
:
351 return mi_lttng_loglevel_type_range
;
352 case LTTNG_EVENT_LOGLEVEL_SINGLE
:
353 return mi_lttng_loglevel_type_single
;
355 return mi_lttng_loglevel_type_unknown
;
360 const char *mi_lttng_eventtype_string(enum lttng_event_type value
)
363 case LTTNG_EVENT_ALL
:
364 return config_event_type_all
;
365 case LTTNG_EVENT_TRACEPOINT
:
366 return config_event_type_tracepoint
;
367 case LTTNG_EVENT_PROBE
:
368 return config_event_type_probe
;
369 case LTTNG_EVENT_USERSPACE_PROBE
:
370 return config_event_type_userspace_probe
;
371 case LTTNG_EVENT_FUNCTION
:
372 return config_event_type_function
;
373 case LTTNG_EVENT_FUNCTION_ENTRY
:
374 return config_event_type_function_entry
;
375 case LTTNG_EVENT_SYSCALL
:
376 return config_event_type_syscall
;
377 case LTTNG_EVENT_NOOP
:
378 return config_event_type_noop
;
380 return mi_lttng_element_empty
;
385 const char *mi_lttng_event_contexttype_string(enum lttng_event_context_type val
)
388 case LTTNG_EVENT_CONTEXT_PID
:
389 return config_event_context_pid
;
390 case LTTNG_EVENT_CONTEXT_PROCNAME
:
391 return config_event_context_procname
;
392 case LTTNG_EVENT_CONTEXT_PRIO
:
393 return config_event_context_prio
;
394 case LTTNG_EVENT_CONTEXT_NICE
:
395 return config_event_context_nice
;
396 case LTTNG_EVENT_CONTEXT_VPID
:
397 return config_event_context_vpid
;
398 case LTTNG_EVENT_CONTEXT_TID
:
399 return config_event_context_tid
;
400 case LTTNG_EVENT_CONTEXT_VTID
:
401 return config_event_context_vtid
;
402 case LTTNG_EVENT_CONTEXT_PPID
:
403 return config_event_context_ppid
;
404 case LTTNG_EVENT_CONTEXT_VPPID
:
405 return config_event_context_vppid
;
406 case LTTNG_EVENT_CONTEXT_PTHREAD_ID
:
407 return config_event_context_pthread_id
;
408 case LTTNG_EVENT_CONTEXT_HOSTNAME
:
409 return config_event_context_hostname
;
410 case LTTNG_EVENT_CONTEXT_IP
:
411 return config_event_context_ip
;
412 case LTTNG_EVENT_CONTEXT_INTERRUPTIBLE
:
413 return config_event_context_interruptible
;
414 case LTTNG_EVENT_CONTEXT_PREEMPTIBLE
:
415 return config_event_context_preemptible
;
416 case LTTNG_EVENT_CONTEXT_NEED_RESCHEDULE
:
417 return config_event_context_need_reschedule
;
418 case LTTNG_EVENT_CONTEXT_MIGRATABLE
:
419 return config_event_context_migratable
;
420 case LTTNG_EVENT_CONTEXT_CALLSTACK_USER
:
421 return config_event_context_callstack_user
;
422 case LTTNG_EVENT_CONTEXT_CALLSTACK_KERNEL
:
423 return config_event_context_callstack_kernel
;
424 case LTTNG_EVENT_CONTEXT_CGROUP_NS
:
425 return config_event_context_cgroup_ns
;
426 case LTTNG_EVENT_CONTEXT_IPC_NS
:
427 return config_event_context_ipc_ns
;
428 case LTTNG_EVENT_CONTEXT_MNT_NS
:
429 return config_event_context_mnt_ns
;
430 case LTTNG_EVENT_CONTEXT_NET_NS
:
431 return config_event_context_net_ns
;
432 case LTTNG_EVENT_CONTEXT_PID_NS
:
433 return config_event_context_pid_ns
;
434 case LTTNG_EVENT_CONTEXT_TIME_NS
:
435 return config_event_context_time_ns
;
436 case LTTNG_EVENT_CONTEXT_USER_NS
:
437 return config_event_context_user_ns
;
438 case LTTNG_EVENT_CONTEXT_UTS_NS
:
439 return config_event_context_uts_ns
;
440 case LTTNG_EVENT_CONTEXT_UID
:
441 return config_event_context_uid
;
442 case LTTNG_EVENT_CONTEXT_EUID
:
443 return config_event_context_euid
;
444 case LTTNG_EVENT_CONTEXT_SUID
:
445 return config_event_context_suid
;
446 case LTTNG_EVENT_CONTEXT_GID
:
447 return config_event_context_gid
;
448 case LTTNG_EVENT_CONTEXT_EGID
:
449 return config_event_context_egid
;
450 case LTTNG_EVENT_CONTEXT_SGID
:
451 return config_event_context_sgid
;
452 case LTTNG_EVENT_CONTEXT_VUID
:
453 return config_event_context_vuid
;
454 case LTTNG_EVENT_CONTEXT_VEUID
:
455 return config_event_context_veuid
;
456 case LTTNG_EVENT_CONTEXT_VSUID
:
457 return config_event_context_vsuid
;
458 case LTTNG_EVENT_CONTEXT_VGID
:
459 return config_event_context_vgid
;
460 case LTTNG_EVENT_CONTEXT_VEGID
:
461 return config_event_context_vegid
;
462 case LTTNG_EVENT_CONTEXT_VSGID
:
463 return config_event_context_vsgid
;
470 const char *mi_lttng_eventfieldtype_string(enum lttng_event_field_type val
)
473 case(LTTNG_EVENT_FIELD_INTEGER
):
474 return mi_lttng_element_type_integer
;
475 case(LTTNG_EVENT_FIELD_ENUM
):
476 return mi_lttng_element_type_enum
;
477 case(LTTNG_EVENT_FIELD_FLOAT
):
478 return mi_lttng_element_type_float
;
479 case(LTTNG_EVENT_FIELD_STRING
):
480 return mi_lttng_element_type_string
;
482 return mi_lttng_element_type_other
;
487 const char *mi_lttng_domaintype_string(enum lttng_domain_type value
)
489 /* Note: This is a *duplicate* of get_domain_str from bin/lttng/utils.c */
491 case LTTNG_DOMAIN_KERNEL
:
492 return config_domain_type_kernel
;
493 case LTTNG_DOMAIN_UST
:
494 return config_domain_type_ust
;
495 case LTTNG_DOMAIN_JUL
:
496 return config_domain_type_jul
;
497 case LTTNG_DOMAIN_LOG4J
:
498 return config_domain_type_log4j
;
499 case LTTNG_DOMAIN_PYTHON
:
500 return config_domain_type_python
;
502 /* Should not have an unknown domain */
509 const char *mi_lttng_buffertype_string(enum lttng_buffer_type value
)
512 case LTTNG_BUFFER_PER_PID
:
513 return config_buffer_type_per_pid
;
514 case LTTNG_BUFFER_PER_UID
:
515 return config_buffer_type_per_uid
;
516 case LTTNG_BUFFER_GLOBAL
:
517 return config_buffer_type_global
;
519 /* Should not have an unknow buffer type */
526 const char *mi_lttng_rotation_state_string(enum lttng_rotation_state value
)
529 case LTTNG_ROTATION_STATE_ONGOING
:
530 return mi_lttng_rotation_state_str_ongoing
;
531 case LTTNG_ROTATION_STATE_COMPLETED
:
532 return mi_lttng_rotation_state_str_completed
;
533 case LTTNG_ROTATION_STATE_EXPIRED
:
534 return mi_lttng_rotation_state_str_expired
;
535 case LTTNG_ROTATION_STATE_ERROR
:
536 return mi_lttng_rotation_state_str_error
;
538 /* Should not have an unknow rotation state. */
545 const char *mi_lttng_trace_archive_location_relay_protocol_type_string(
546 enum lttng_trace_archive_location_relay_protocol_type value
)
549 case LTTNG_TRACE_ARCHIVE_LOCATION_RELAY_PROTOCOL_TYPE_TCP
:
550 return mi_lttng_rotation_location_relay_protocol_str_tcp
;
552 /* Should not have an unknow relay protocol. */
559 struct mi_writer
*mi_lttng_writer_create(int fd_output
, int mi_output_type
)
561 struct mi_writer
*mi_writer
;
563 mi_writer
= zmalloc(sizeof(struct mi_writer
));
565 PERROR("zmalloc mi_writer_create");
568 if (mi_output_type
== LTTNG_MI_XML
) {
569 mi_writer
->writer
= config_writer_create(fd_output
, 0);
570 if (!mi_writer
->writer
) {
573 mi_writer
->type
= LTTNG_MI_XML
;
587 int mi_lttng_writer_destroy(struct mi_writer
*writer
)
596 ret
= config_writer_destroy(writer
->writer
);
607 int mi_lttng_writer_command_open(struct mi_writer
*writer
, const char *command
)
612 * A command is always the MI's root node, it must declare the current
613 * namespace and schema URIs and the schema's version.
615 ret
= config_writer_open_element(writer
->writer
,
616 mi_lttng_element_command
);
621 ret
= config_writer_write_attribute(writer
->writer
,
622 mi_lttng_xmlns
, DEFAULT_LTTNG_MI_NAMESPACE
);
627 ret
= config_writer_write_attribute(writer
->writer
,
628 mi_lttng_xmlns_xsi
, mi_lttng_w3_schema_uri
);
633 ret
= config_writer_write_attribute(writer
->writer
,
634 mi_lttng_schema_location
,
635 mi_lttng_schema_location_uri
);
640 ret
= config_writer_write_attribute(writer
->writer
,
641 mi_lttng_schema_version
,
642 mi_lttng_schema_version_value
);
647 ret
= mi_lttng_writer_write_element_string(writer
,
648 mi_lttng_element_command_name
, command
);
654 int mi_lttng_writer_command_close(struct mi_writer
*writer
)
656 return mi_lttng_writer_close_element(writer
);
660 int mi_lttng_writer_open_element(struct mi_writer
*writer
,
661 const char *element_name
)
663 return config_writer_open_element(writer
->writer
, element_name
);
667 int mi_lttng_writer_close_element(struct mi_writer
*writer
)
669 return config_writer_close_element(writer
->writer
);
673 int mi_lttng_close_multi_element(struct mi_writer
*writer
,
674 unsigned int nb_element
)
678 if (nb_element
< 1) {
682 for (i
= 0; i
< nb_element
; i
++) {
683 ret
= mi_lttng_writer_close_element(writer
);
693 int mi_lttng_writer_write_element_unsigned_int(struct mi_writer
*writer
,
694 const char *element_name
, uint64_t value
)
696 return config_writer_write_element_unsigned_int(writer
->writer
,
697 element_name
, value
);
701 int mi_lttng_writer_write_element_signed_int(struct mi_writer
*writer
,
702 const char *element_name
, int64_t value
)
704 return config_writer_write_element_signed_int(writer
->writer
,
705 element_name
, value
);
709 int mi_lttng_writer_write_element_bool(struct mi_writer
*writer
,
710 const char *element_name
, int value
)
712 return config_writer_write_element_bool(writer
->writer
,
713 element_name
, value
);
717 int mi_lttng_writer_write_element_string(struct mi_writer
*writer
,
718 const char *element_name
, const char *value
)
720 return config_writer_write_element_string(writer
->writer
,
721 element_name
, value
);
725 int mi_lttng_writer_write_element_double(struct mi_writer
*writer
,
726 const char *element_name
,
729 return config_writer_write_element_double(
730 writer
->writer
, element_name
, value
);
734 int mi_lttng_version(struct mi_writer
*writer
, struct mi_lttng_version
*version
,
735 const char *lttng_description
, const char *lttng_license
)
740 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_version
);
745 /* Version string (contain info like rc etc.) */
746 ret
= mi_lttng_writer_write_element_string(writer
,
747 mi_lttng_element_version_str
, version
->version
);
752 /* Major version number */
753 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
754 mi_lttng_element_version_major
, version
->version_major
);
759 /* Minor version number */
760 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
761 mi_lttng_element_version_minor
, version
->version_minor
);
766 /* Commit version number */
767 ret
= mi_lttng_writer_write_element_string(writer
,
768 mi_lttng_element_version_commit
, version
->version_commit
);
774 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
775 mi_lttng_element_version_patch_level
, version
->version_patchlevel
);
780 /* Name of the version */
781 ret
= mi_lttng_writer_write_element_string(writer
,
782 config_element_name
, version
->version_name
);
787 /* Description mostly related to beer... */
788 ret
= mi_lttng_writer_write_element_string(writer
,
789 mi_lttng_element_version_description
, lttng_description
);
795 ret
= mi_lttng_writer_write_element_string(writer
,
796 mi_lttng_element_version_web
, version
->package_url
);
801 /* License: free as in free beer...no...*speech* */
802 ret
= mi_lttng_writer_write_element_string(writer
,
803 mi_lttng_element_version_license
, lttng_license
);
808 /* Close version element */
809 ret
= mi_lttng_writer_close_element(writer
);
816 int mi_lttng_sessions_open(struct mi_writer
*writer
)
818 return mi_lttng_writer_open_element(writer
, config_element_sessions
);
822 int mi_lttng_session(struct mi_writer
*writer
,
823 struct lttng_session
*session
, int is_open
)
829 /* Open sessions element */
830 ret
= mi_lttng_writer_open_element(writer
,
831 config_element_session
);
836 /* Name of the session */
837 ret
= mi_lttng_writer_write_element_string(writer
,
838 config_element_name
, session
->name
);
844 ret
= mi_lttng_writer_write_element_string(writer
,
845 config_element_path
, session
->path
);
851 ret
= mi_lttng_writer_write_element_bool(writer
,
852 config_element_enabled
, session
->enabled
);
858 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
859 config_element_snapshot_mode
, session
->snapshot_mode
);
864 /* Live timer interval in usec */
865 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
866 config_element_live_timer_interval
,
867 session
->live_timer_interval
);
873 /* Closing session element */
874 ret
= mi_lttng_writer_close_element(writer
);
882 int mi_lttng_domains_open(struct mi_writer
*writer
)
884 return mi_lttng_writer_open_element(writer
, config_element_domains
);
888 int mi_lttng_domain(struct mi_writer
*writer
,
889 struct lttng_domain
*domain
, int is_open
)
892 const char *str_domain
;
893 const char *str_buffer
;
897 /* Open domain element */
898 ret
= mi_lttng_writer_open_element(writer
, config_element_domain
);
904 str_domain
= mi_lttng_domaintype_string(domain
->type
);
905 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
912 str_buffer
= mi_lttng_buffertype_string(domain
->buf_type
);
913 ret
= mi_lttng_writer_write_element_string(writer
,
914 config_element_buffer_type
, str_buffer
);
920 * This union is not currently used and was added for
921 * future ust domain support.
926 /* Closing domain element */
927 ret
= mi_lttng_writer_close_element(writer
);
936 int mi_lttng_channels_open(struct mi_writer
*writer
)
938 return mi_lttng_writer_open_element(writer
, config_element_channels
);
942 int mi_lttng_channel(struct mi_writer
*writer
,
943 struct lttng_channel
*channel
, int is_open
)
949 /* Opening channel element */
950 ret
= mi_lttng_writer_open_element(writer
, config_element_channel
);
956 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
963 ret
= mi_lttng_writer_write_element_bool(writer
,
964 config_element_enabled
, channel
->enabled
);
970 ret
= mi_lttng_channel_attr(writer
, &channel
->attr
);
976 /* Closing channel element */
977 ret
= mi_lttng_writer_close_element(writer
);
987 int mi_lttng_channel_attr(struct mi_writer
*writer
,
988 struct lttng_channel_attr
*attr
)
991 struct lttng_channel
*chan
= caa_container_of(attr
,
992 struct lttng_channel
, attr
);
993 uint64_t discarded_events
, lost_packets
, monitor_timer_interval
;
994 int64_t blocking_timeout
;
998 ret
= lttng_channel_get_discarded_event_count(chan
, &discarded_events
);
1003 ret
= lttng_channel_get_lost_packet_count(chan
, &lost_packets
);
1008 ret
= lttng_channel_get_monitor_timer_interval(chan
,
1009 &monitor_timer_interval
);
1014 ret
= lttng_channel_get_blocking_timeout(chan
,
1020 /* Opening Attributes */
1021 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1027 ret
= mi_lttng_writer_write_element_string(writer
,
1028 config_element_overwrite_mode
,
1029 attr
->overwrite
? config_overwrite_mode_overwrite
:
1030 config_overwrite_mode_discard
);
1035 /* Sub buffer size in byte */
1036 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1037 config_element_subbuf_size
, attr
->subbuf_size
);
1042 /* Number of subbuffer (power of two) */
1043 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1044 config_element_num_subbuf
,
1050 /* Switch timer interval in usec */
1051 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1052 config_element_switch_timer_interval
,
1053 attr
->switch_timer_interval
);
1058 /* Read timer interval in usec */
1059 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1060 config_element_read_timer_interval
,
1061 attr
->read_timer_interval
);
1066 /* Monitor timer interval in usec */
1067 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1068 config_element_monitor_timer_interval
,
1069 monitor_timer_interval
);
1074 /* Retry timeout in usec */
1075 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1076 config_element_blocking_timeout
,
1083 ret
= mi_lttng_writer_write_element_string(writer
,
1084 config_element_output_type
,
1085 attr
->output
== LTTNG_EVENT_SPLICE
?
1086 config_output_type_splice
: config_output_type_mmap
);
1091 /* Tracefile size in bytes */
1092 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1093 config_element_tracefile_size
, attr
->tracefile_size
);
1098 /* Count of tracefiles */
1099 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1100 config_element_tracefile_count
,
1101 attr
->tracefile_count
);
1106 /* Live timer interval in usec*/
1107 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1108 config_element_live_timer_interval
,
1109 attr
->live_timer_interval
);
1114 /* Discarded events */
1115 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1116 config_element_discarded_events
,
1123 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1124 config_element_lost_packets
,
1130 /* Closing attributes */
1131 ret
= mi_lttng_writer_close_element(writer
);
1141 int mi_lttng_event_common_attributes(struct mi_writer
*writer
,
1142 struct lttng_event
*event
)
1145 const char *filter_expression
;
1147 /* Open event element */
1148 ret
= mi_lttng_writer_open_element(writer
, config_element_event
);
1154 ret
= mi_lttng_writer_write_element_string(writer
,
1155 config_element_name
, event
->name
);
1161 ret
= mi_lttng_writer_write_element_string(writer
,
1162 config_element_type
, mi_lttng_eventtype_string(event
->type
));
1167 /* Is event enabled */
1168 ret
= mi_lttng_writer_write_element_bool(writer
,
1169 config_element_enabled
, event
->enabled
);
1174 /* Event filter expression */
1175 ret
= lttng_event_get_filter_expression(event
, &filter_expression
);
1180 if (filter_expression
) {
1181 ret
= mi_lttng_writer_write_element_string(writer
,
1182 config_element_filter_expression
,
1193 static int write_event_exclusions(struct mi_writer
*writer
,
1194 struct lttng_event
*event
)
1198 int exclusion_count
;
1200 /* Open event exclusions */
1201 ret
= mi_lttng_writer_open_element(writer
, config_element_exclusions
);
1206 exclusion_count
= lttng_event_get_exclusion_name_count(event
);
1207 if (exclusion_count
< 0) {
1208 ret
= exclusion_count
;
1212 for (i
= 0; i
< exclusion_count
; i
++) {
1215 ret
= lttng_event_get_exclusion_name(event
, i
, &name
);
1217 /* Close exclusions */
1218 mi_lttng_writer_close_element(writer
);
1222 ret
= mi_lttng_writer_write_element_string(writer
,
1223 config_element_exclusion
, name
);
1225 /* Close exclusions */
1226 mi_lttng_writer_close_element(writer
);
1231 /* Close exclusions */
1232 ret
= mi_lttng_writer_close_element(writer
);
1239 int mi_lttng_event_tracepoint_loglevel(struct mi_writer
*writer
,
1240 struct lttng_event
*event
, enum lttng_domain_type domain
)
1244 /* Event loglevel */
1245 ret
= mi_lttng_writer_write_element_string(writer
,
1246 config_element_loglevel
,
1247 mi_lttng_loglevel_string(event
->loglevel
, domain
));
1252 /* Log level type */
1253 ret
= mi_lttng_writer_write_element_string(writer
,
1254 config_element_loglevel_type
,
1255 mi_lttng_logleveltype_string(event
->loglevel_type
));
1260 /* Event exclusions */
1261 ret
= write_event_exclusions(writer
, event
);
1268 int mi_lttng_event_tracepoint_no_loglevel(struct mi_writer
*writer
,
1269 struct lttng_event
*event
)
1271 /* event exclusion filter */
1272 return write_event_exclusions(writer
, event
);
1276 int mi_lttng_event_function_probe(struct mi_writer
*writer
,
1277 struct lttng_event
*event
)
1281 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1286 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1291 if (event
->attr
.probe
.addr
!= 0) {
1292 /* event probe address */
1293 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1294 config_element_address
, event
->attr
.probe
.addr
);
1299 /* event probe offset */
1300 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1301 config_element_offset
, event
->attr
.probe
.offset
);
1306 /* event probe symbol_name */
1307 ret
= mi_lttng_writer_write_element_string(writer
,
1308 config_element_symbol_name
, event
->attr
.probe
.symbol_name
);
1314 /* Close probe_attributes and attributes */
1315 ret
= mi_lttng_close_multi_element(writer
, 2);
1321 int mi_lttng_event_userspace_probe(struct mi_writer
*writer
,
1322 struct lttng_event
*event
)
1325 const struct lttng_userspace_probe_location
*location
;
1326 const struct lttng_userspace_probe_location_lookup_method
*lookup_method
;
1327 enum lttng_userspace_probe_location_lookup_method_type lookup_type
;
1329 location
= lttng_event_get_userspace_probe_location(event
);
1331 ret
= -LTTNG_ERR_INVALID
;
1335 lookup_method
= lttng_userspace_probe_location_get_lookup_method(location
);
1336 if (!lookup_method
) {
1337 ret
= -LTTNG_ERR_INVALID
;
1341 lookup_type
= lttng_userspace_probe_location_lookup_method_get_type(lookup_method
);
1343 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1348 switch (lttng_userspace_probe_location_get_type(location
)) {
1349 case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_FUNCTION
:
1351 const char *function_name
;
1352 const char *binary_path
;
1354 ret
= mi_lttng_writer_open_element(writer
,
1355 config_element_userspace_probe_function_attributes
);
1360 switch (lookup_type
) {
1361 case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_ELF
:
1362 ret
= mi_lttng_writer_write_element_string(writer
,
1363 config_element_userspace_probe_lookup
,
1364 config_element_userspace_probe_lookup_function_elf
);
1369 case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_DEFAULT
:
1370 ret
= mi_lttng_writer_write_element_string(writer
,
1371 config_element_userspace_probe_lookup
,
1372 config_element_userspace_probe_lookup_function_default
);
1381 binary_path
= lttng_userspace_probe_location_function_get_binary_path(location
);
1382 ret
= mi_lttng_writer_write_element_string(writer
,
1383 config_element_userspace_probe_location_binary_path
, binary_path
);
1388 function_name
= lttng_userspace_probe_location_function_get_function_name(location
);
1389 ret
= mi_lttng_writer_write_element_string(writer
,
1390 config_element_userspace_probe_function_location_function_name
,
1398 case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_TRACEPOINT
:
1400 const char *probe_name
, *provider_name
;
1401 const char *binary_path
;
1403 ret
= mi_lttng_writer_open_element(writer
,
1404 config_element_userspace_probe_function_attributes
);
1409 switch (lookup_type
) {
1410 case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_TRACEPOINT_SDT
:
1411 ret
= mi_lttng_writer_write_element_string(writer
,
1412 config_element_userspace_probe_lookup
,
1413 config_element_userspace_probe_lookup_tracepoint_sdt
);
1422 binary_path
= lttng_userspace_probe_location_tracepoint_get_binary_path(location
);
1423 ret
= mi_lttng_writer_write_element_string(writer
,
1424 config_element_userspace_probe_location_binary_path
,
1430 provider_name
= lttng_userspace_probe_location_tracepoint_get_provider_name(location
);
1431 ret
= mi_lttng_writer_write_element_string(writer
,
1432 config_element_userspace_probe_tracepoint_location_provider_name
,
1438 probe_name
= lttng_userspace_probe_location_tracepoint_get_probe_name(location
);
1439 ret
= mi_lttng_writer_write_element_string(writer
,
1440 config_element_userspace_probe_tracepoint_location_probe_name
, probe_name
);
1447 ERR("Invalid probe type encountered");
1449 /* Close probe_attributes and attributes */
1450 ret
= mi_lttng_close_multi_element(writer
, 2);
1456 int mi_lttng_event_function_entry(struct mi_writer
*writer
,
1457 struct lttng_event
*event
)
1461 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1466 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1471 /* event probe symbol_name */
1472 ret
= mi_lttng_writer_write_element_string(writer
,
1473 config_element_symbol_name
, event
->attr
.ftrace
.symbol_name
);
1478 /* Close function_attributes and attributes */
1479 ret
= mi_lttng_close_multi_element(writer
, 2);
1485 int mi_lttng_events_open(struct mi_writer
*writer
)
1487 return mi_lttng_writer_open_element(writer
, config_element_events
);
1491 int mi_lttng_event(struct mi_writer
*writer
,
1492 struct lttng_event
*event
, int is_open
, enum lttng_domain_type domain
)
1496 ret
= mi_lttng_event_common_attributes(writer
, event
);
1501 switch (event
->type
) {
1502 case LTTNG_EVENT_TRACEPOINT
:
1504 if (event
->loglevel
!= -1) {
1505 ret
= mi_lttng_event_tracepoint_loglevel(writer
, event
, domain
);
1507 ret
= mi_lttng_event_tracepoint_no_loglevel(writer
, event
);
1511 case LTTNG_EVENT_FUNCTION
:
1513 case LTTNG_EVENT_PROBE
:
1514 ret
= mi_lttng_event_function_probe(writer
, event
);
1516 case LTTNG_EVENT_FUNCTION_ENTRY
:
1517 ret
= mi_lttng_event_function_entry(writer
, event
);
1519 case LTTNG_EVENT_USERSPACE_PROBE
:
1520 ret
= mi_lttng_event_userspace_probe(writer
, event
);
1522 case LTTNG_EVENT_ALL
:
1533 ret
= mi_lttng_writer_close_element(writer
);
1541 int mi_lttng_trackers_open(struct mi_writer
*writer
)
1543 return mi_lttng_writer_open_element(
1544 writer
, config_element_process_attr_trackers
);
1547 static int get_tracker_elements(enum lttng_process_attr process_attr
,
1548 const char **element_process_attr_tracker
,
1549 const char **element_process_attr_value
)
1553 switch (process_attr
) {
1554 case LTTNG_PROCESS_ATTR_PROCESS_ID
:
1555 *element_process_attr_tracker
=
1556 config_element_process_attr_tracker_pid
;
1557 *element_process_attr_value
=
1558 config_element_process_attr_pid_value
;
1560 case LTTNG_PROCESS_ATTR_VIRTUAL_PROCESS_ID
:
1561 *element_process_attr_tracker
=
1562 config_element_process_attr_tracker_vpid
;
1563 *element_process_attr_value
=
1564 config_element_process_attr_vpid_value
;
1566 case LTTNG_PROCESS_ATTR_USER_ID
:
1567 *element_process_attr_tracker
=
1568 config_element_process_attr_tracker_uid
;
1569 *element_process_attr_value
=
1570 config_element_process_attr_uid_value
;
1572 case LTTNG_PROCESS_ATTR_VIRTUAL_USER_ID
:
1573 *element_process_attr_tracker
=
1574 config_element_process_attr_tracker_vuid
;
1575 *element_process_attr_value
=
1576 config_element_process_attr_vuid_value
;
1578 case LTTNG_PROCESS_ATTR_GROUP_ID
:
1579 *element_process_attr_tracker
=
1580 config_element_process_attr_tracker_gid
;
1581 *element_process_attr_value
=
1582 config_element_process_attr_gid_value
;
1584 case LTTNG_PROCESS_ATTR_VIRTUAL_GROUP_ID
:
1585 *element_process_attr_tracker
=
1586 config_element_process_attr_tracker_vgid
;
1587 *element_process_attr_value
=
1588 config_element_process_attr_vgid_value
;
1591 ret
= LTTNG_ERR_SAVE_IO_FAIL
;
1597 int mi_lttng_process_attribute_tracker_open(
1598 struct mi_writer
*writer
, enum lttng_process_attr process_attr
)
1601 const char *element_tracker
, *element_value
;
1603 ret
= get_tracker_elements(
1604 process_attr
, &element_tracker
, &element_value
);
1609 /* Open process attribute tracker element */
1610 ret
= mi_lttng_writer_open_element(writer
, element_tracker
);
1615 /* Open values element */
1616 ret
= mi_lttng_process_attr_values_open(writer
);
1622 int mi_lttng_pids_open(struct mi_writer
*writer
)
1624 return mi_lttng_writer_open_element(writer
, config_element_pids
);
1628 * TODO: move the listing of pid for user agent to process semantic on
1629 * mi api bump. The use of process element break the mi api.
1632 int mi_lttng_pid(struct mi_writer
*writer
,
1639 /* Open pid process */
1640 ret
= mi_lttng_writer_open_element(writer
, config_element_pid
);
1645 /* Writing pid number */
1646 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1647 mi_lttng_element_pid_id
, (int)pid
);
1652 /* Writing name of the process */
1654 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1663 ret
= mi_lttng_writer_close_element(writer
);
1671 int mi_lttng_process_attr_values_open(struct mi_writer
*writer
)
1673 return mi_lttng_writer_open_element(
1674 writer
, config_element_process_attr_values
);
1678 int mi_lttng_all_process_attribute_value(struct mi_writer
*writer
,
1679 enum lttng_process_attr process_attr
,
1683 const char *element_id_tracker
, *element_target_id
;
1685 ret
= get_tracker_elements(
1686 process_attr
, &element_id_tracker
, &element_target_id
);
1691 ret
= mi_lttng_writer_open_element(writer
, element_target_id
);
1696 ret
= mi_lttng_writer_open_element(writer
, config_element_type
);
1701 ret
= mi_lttng_writer_write_element_bool(writer
, config_element_all
, 1);
1706 ret
= mi_lttng_writer_close_element(writer
);
1712 ret
= mi_lttng_writer_close_element(writer
);
1722 int mi_lttng_integral_process_attribute_value(struct mi_writer
*writer
,
1723 enum lttng_process_attr process_attr
,
1728 const char *element_id_tracker
, *element_target_id
;
1730 ret
= get_tracker_elements(
1731 process_attr
, &element_id_tracker
, &element_target_id
);
1736 ret
= mi_lttng_writer_open_element(writer
, element_target_id
);
1741 ret
= mi_lttng_writer_open_element(writer
, config_element_type
);
1746 ret
= mi_lttng_writer_write_element_signed_int(
1747 writer
, config_element_process_attr_id
, value
);
1752 ret
= mi_lttng_writer_close_element(writer
);
1758 ret
= mi_lttng_writer_close_element(writer
);
1769 int mi_lttng_string_process_attribute_value(struct mi_writer
*writer
,
1770 enum lttng_process_attr process_attr
,
1776 const char *element_id_tracker
, *element_target_id
;
1778 ret
= get_tracker_elements(
1779 process_attr
, &element_id_tracker
, &element_target_id
);
1784 ret
= mi_lttng_writer_open_element(writer
, element_target_id
);
1789 ret
= mi_lttng_writer_open_element(writer
, config_element_type
);
1794 ret
= mi_lttng_writer_write_element_string(
1795 writer
, config_element_name
, value
);
1800 ret
= mi_lttng_writer_close_element(writer
);
1806 ret
= mi_lttng_writer_close_element(writer
);
1817 int mi_lttng_event_fields_open(struct mi_writer
*writer
)
1819 return mi_lttng_writer_open_element(writer
, mi_lttng_element_event_fields
);
1823 int mi_lttng_event_field(struct mi_writer
*writer
,
1824 struct lttng_event_field
*field
)
1828 if (!field
->field_name
[0]) {
1834 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_event_field
);
1839 if (!field
->field_name
[0]) {
1844 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1851 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1852 mi_lttng_eventfieldtype_string(field
->type
));
1858 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1859 mi_lttng_element_nowrite
, field
->nowrite
);
1865 /* Close field element */
1866 ret
= mi_lttng_writer_close_element(writer
);
1873 int mi_lttng_perf_counter_context(struct mi_writer
*writer
,
1874 struct lttng_event_perf_counter_ctx
*perf_context
)
1878 /* Open perf_counter_context */
1879 ret
= mi_lttng_writer_open_element(writer
,
1880 mi_lttng_element_perf_counter_context
);
1886 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1887 config_element_type
, perf_context
->type
);
1893 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1894 config_element_config
, perf_context
->config
);
1899 /* Name of the perf counter */
1900 ret
= mi_lttng_writer_write_element_string(writer
,
1901 config_element_name
, perf_context
->name
);
1906 /* Close perf_counter_context */
1907 ret
= mi_lttng_writer_close_element(writer
);
1913 int mi_lttng_app_context(struct mi_writer
*writer
,
1914 const char *provider_name
, const char *ctx_name
)
1919 ret
= mi_lttng_writer_open_element(writer
,
1920 config_element_context_app
);
1926 ret
= mi_lttng_writer_write_element_string(writer
,
1927 config_element_context_app_provider_name
,
1934 ret
= mi_lttng_writer_write_element_string(writer
,
1935 config_element_context_app_ctx_name
, ctx_name
);
1941 ret
= mi_lttng_writer_close_element(writer
);
1947 int mi_lttng_context(struct mi_writer
*writer
,
1948 struct lttng_event_context
*context
, int is_open
)
1953 ret
= mi_lttng_writer_open_element(writer
, config_element_context
);
1958 /* Special case for PERF_*_COUNTER
1959 * print the lttng_event_perf_counter_ctx*/
1960 switch (context
->ctx
) {
1961 case LTTNG_EVENT_CONTEXT_PERF_COUNTER
:
1962 case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER
:
1963 case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER
:
1965 struct lttng_event_perf_counter_ctx
*perf_context
=
1966 &context
->u
.perf_counter
;
1967 ret
= mi_lttng_perf_counter_context(writer
, perf_context
);
1973 case LTTNG_EVENT_CONTEXT_APP_CONTEXT
:
1975 ret
= mi_lttng_app_context(writer
,
1976 context
->u
.app_ctx
.provider_name
,
1977 context
->u
.app_ctx
.ctx_name
);
1985 const char *type_string
= mi_lttng_event_contexttype_string(
1988 ret
= -LTTNG_ERR_INVALID
;
1992 /* Print context type */
1993 ret
= mi_lttng_writer_write_element_string(writer
,
1994 config_element_type
, type_string
);
2001 ret
= mi_lttng_writer_close_element(writer
);
2009 int mi_lttng_snapshot_output_session_name(struct mi_writer
*writer
,
2010 const char *session_name
)
2014 /* Open session element */
2015 ret
= mi_lttng_writer_open_element(writer
, config_element_session
);
2020 /* Snapshot output list for current session name */
2021 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
2027 /* Open element snapshots (sequence one snapshot) */
2028 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_snapshots
);
2038 int mi_lttng_snapshot_list_output(struct mi_writer
*writer
,
2039 struct lttng_snapshot_output
*output
)
2043 /* Open element snapshot output */
2044 ret
= mi_lttng_writer_open_element(writer
,
2045 mi_lttng_element_command_snapshot
);
2050 /* ID of the snapshot output */
2051 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2052 mi_lttng_element_id
, output
->id
);
2057 /* Name of the output */
2058 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
2064 /* Destination of the output (ctrl_url)*/
2065 ret
= mi_lttng_writer_write_element_string(writer
,
2066 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
2071 /* Destination of the output (data_url) */
2072 ret
= mi_lttng_writer_write_element_string(writer
,
2073 mi_lttng_element_snapshot_data_url
, output
->data_url
);
2078 /* total size of all stream combined */
2079 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2080 mi_lttng_element_snapshot_max_size
, output
->max_size
);
2085 /* Close snapshot output element */
2086 ret
= mi_lttng_writer_close_element(writer
);
2093 int mi_lttng_snapshot_del_output(struct mi_writer
*writer
, int id
,
2094 const char *name
, const char *current_session_name
)
2098 /* Open element del_snapshot */
2099 ret
= mi_lttng_writer_open_element(writer
,
2100 mi_lttng_element_command_snapshot
);
2106 if (id
!= UINT32_MAX
) {
2107 /* "Snapshot output "id" successfully deleted
2108 * for "current_session_name"
2109 * ID of the snapshot output
2111 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2112 mi_lttng_element_id
, id
);
2117 /* "Snapshot output "name" successfully deleted
2118 * for session "current_session_name"
2119 * Name of the output
2121 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
2128 /* Snapshot was deleted for session "current_session_name"*/
2129 ret
= mi_lttng_writer_write_element_string(writer
,
2130 mi_lttng_element_snapshot_session_name
,
2131 current_session_name
);
2136 /* Close snapshot element */
2137 ret
= mi_lttng_writer_close_element(writer
);
2144 int mi_lttng_snapshot_add_output(struct mi_writer
*writer
,
2145 const char *current_session_name
, const char *n_ptr
,
2146 struct lttng_snapshot_output
*output
)
2150 /* Open element snapshot */
2151 ret
= mi_lttng_writer_open_element(writer
,
2152 mi_lttng_element_command_snapshot
);
2157 /* Snapshot output id */
2158 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2159 mi_lttng_element_id
, output
->id
);
2164 /* Snapshot output names */
2165 ret
= mi_lttng_writer_write_element_string(writer
,
2166 config_element_name
, n_ptr
);
2171 /* Destination of the output (ctrl_url)*/
2172 ret
= mi_lttng_writer_write_element_string(writer
,
2173 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
2178 /* Snapshot added for session "current_session_name"*/
2179 ret
= mi_lttng_writer_write_element_string(writer
,
2180 mi_lttng_element_snapshot_session_name
, current_session_name
);
2185 /* total size of all stream combined */
2186 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2187 mi_lttng_element_snapshot_max_size
, output
->max_size
);
2192 /* Close snapshot element */
2193 ret
= mi_lttng_writer_close_element(writer
);
2200 int mi_lttng_snapshot_record(struct mi_writer
*writer
,
2201 const char *current_session_name
, const char *url
,
2202 const char *cmdline_ctrl_url
, const char *cmdline_data_url
)
2206 /* Open element snapshot */
2207 ret
= mi_lttng_writer_open_element(writer
,
2208 mi_lttng_element_command_snapshot
);
2214 * If a valid an URL was given, serialize it,
2215 * else take the command line data and ctrl urls*/
2217 /* Destination of the output (ctrl_url)*/
2218 ret
= mi_lttng_writer_write_element_string(writer
,
2219 mi_lttng_element_snapshot_ctrl_url
, url
);
2223 } else if (cmdline_ctrl_url
) {
2224 /* Destination of the output (ctrl_url)*/
2225 ret
= mi_lttng_writer_write_element_string(writer
,
2226 mi_lttng_element_snapshot_ctrl_url
, cmdline_ctrl_url
);
2231 /* Destination of the output (data_url) */
2232 ret
= mi_lttng_writer_write_element_string(writer
,
2233 mi_lttng_element_snapshot_data_url
, cmdline_data_url
);
2239 /* Close record_snapshot element */
2240 ret
= mi_lttng_writer_close_element(writer
);
2247 int mi_lttng_rotation_schedule(struct mi_writer
*writer
,
2248 const struct lttng_rotation_schedule
*schedule
)
2251 enum lttng_rotation_status status
;
2253 const char *element_name
;
2254 const char *value_name
;
2255 bool empty_schedule
= false;
2257 switch (lttng_rotation_schedule_get_type(schedule
)) {
2258 case LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC
:
2259 status
= lttng_rotation_schedule_periodic_get_period(schedule
,
2261 element_name
= mi_lttng_element_rotation_schedule_periodic
;
2262 value_name
= mi_lttng_element_rotation_schedule_periodic_time_us
;
2264 case LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD
:
2265 status
= lttng_rotation_schedule_size_threshold_get_threshold(
2267 element_name
= mi_lttng_element_rotation_schedule_size_threshold
;
2268 value_name
= mi_lttng_element_rotation_schedule_size_threshold_bytes
;
2275 if (status
!= LTTNG_ROTATION_STATUS_OK
) {
2276 if (status
== LTTNG_ROTATION_STATUS_UNAVAILABLE
) {
2277 empty_schedule
= true;
2284 ret
= mi_lttng_writer_open_element(writer
, element_name
);
2289 if (!empty_schedule
) {
2290 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2297 /* Close schedule descriptor element. */
2298 ret
= mi_lttng_writer_close_element(writer
);
2307 int mi_lttng_rotation_schedule_result(struct mi_writer
*writer
,
2308 const struct lttng_rotation_schedule
*schedule
,
2313 ret
= mi_lttng_writer_open_element(writer
,
2314 mi_lttng_element_rotation_schedule_result
);
2319 ret
= mi_lttng_writer_open_element(writer
,
2320 mi_lttng_element_rotation_schedule
);
2325 ret
= mi_lttng_rotation_schedule(writer
, schedule
);
2330 /* Close rotation_schedule element */
2331 ret
= mi_lttng_writer_close_element(writer
);
2336 ret
= mi_lttng_writer_write_element_bool(writer
,
2337 mi_lttng_element_command_success
, success
);
2342 /* Close rotation_schedule_result element */
2343 ret
= mi_lttng_writer_close_element(writer
);
2352 int mi_lttng_location(struct mi_writer
*writer
,
2353 const struct lttng_trace_archive_location
*location
)
2356 enum lttng_trace_archive_location_type location_type
;
2357 enum lttng_trace_archive_location_status status
;
2359 location_type
= lttng_trace_archive_location_get_type(location
);
2361 switch (location_type
) {
2362 case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_LOCAL
:
2364 const char *absolute_path
;
2366 status
= lttng_trace_archive_location_local_get_absolute_path(
2367 location
, &absolute_path
);
2368 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2373 ret
= mi_lttng_writer_open_element(writer
,
2374 mi_lttng_element_rotation_location_local
);
2380 ret
= mi_lttng_writer_write_element_string(writer
,
2381 mi_lttng_element_rotation_location_local_absolute_path
,
2387 /* Close local element */
2388 ret
= mi_lttng_writer_close_element(writer
);
2394 case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_RELAY
:
2396 uint16_t control_port
, data_port
;
2397 const char *host
, *relative_path
;
2398 enum lttng_trace_archive_location_relay_protocol_type protocol
;
2400 /* Fetch all relay location parameters. */
2401 status
= lttng_trace_archive_location_relay_get_protocol_type(
2402 location
, &protocol
);
2403 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2408 status
= lttng_trace_archive_location_relay_get_host(
2410 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2415 status
= lttng_trace_archive_location_relay_get_control_port(
2416 location
, &control_port
);
2417 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2422 status
= lttng_trace_archive_location_relay_get_data_port(
2423 location
, &data_port
);
2424 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2429 status
= lttng_trace_archive_location_relay_get_relative_path(
2430 location
, &relative_path
);
2431 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2436 ret
= mi_lttng_writer_open_element(writer
,
2437 mi_lttng_element_rotation_location_relay
);
2442 ret
= mi_lttng_writer_write_element_string(writer
,
2443 mi_lttng_element_rotation_location_relay_host
,
2449 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2450 mi_lttng_element_rotation_location_relay_control_port
,
2456 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2457 mi_lttng_element_rotation_location_relay_data_port
,
2463 ret
= mi_lttng_writer_write_element_string(writer
,
2464 mi_lttng_element_rotation_location_relay_protocol
,
2465 mi_lttng_trace_archive_location_relay_protocol_type_string(protocol
));
2470 ret
= mi_lttng_writer_write_element_string(writer
,
2471 mi_lttng_element_rotation_location_relay_relative_path
,
2477 /* Close relay element */
2478 ret
= mi_lttng_writer_close_element(writer
);
2492 int mi_lttng_rotate(struct mi_writer
*writer
,
2493 const char *session_name
,
2494 enum lttng_rotation_state rotation_state
,
2495 const struct lttng_trace_archive_location
*location
)
2499 ret
= mi_lttng_writer_open_element(writer
,
2500 mi_lttng_element_rotation
);
2505 ret
= mi_lttng_writer_write_element_string(writer
,
2506 mi_lttng_element_session_name
,
2512 ret
= mi_lttng_writer_write_element_string(writer
,
2513 mi_lttng_element_rotation_state
,
2514 mi_lttng_rotation_state_string(rotation_state
));
2520 /* Not a serialization error. */
2521 goto close_rotation
;
2524 ret
= mi_lttng_writer_open_element(writer
,
2525 mi_lttng_element_rotation_location
);
2530 ret
= mi_lttng_location(writer
, location
);
2532 goto close_location
;
2536 /* Close location element */
2537 ret
= mi_lttng_writer_close_element(writer
);
2543 /* Close rotation element */
2544 ret
= mi_lttng_writer_close_element(writer
);