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_add_trigger
= "add-trigger";
43 const char * const mi_lttng_element_command_create
= "create";
44 const char * const mi_lttng_element_command_destroy
= "destroy";
45 const char * const mi_lttng_element_command_disable_channel
= "disable-channel";
46 const char * const mi_lttng_element_command_disable_event
= "disable-event";
47 const char * const mi_lttng_element_command_enable_channels
= "enable-channel";
48 const char * const mi_lttng_element_command_enable_event
= "enable-event";
49 const char * const mi_lttng_element_command_list
= "list";
50 const char * const mi_lttng_element_command_load
= "load";
51 LTTNG_HIDDEN
const char * const mi_lttng_element_command_metadata
= "metadata";
52 LTTNG_HIDDEN
const char * const mi_lttng_element_command_metadata_action
= "metadata_action";
53 LTTNG_HIDDEN
const char * const mi_lttng_element_command_regenerate
= "regenerate";
54 LTTNG_HIDDEN
const char * const mi_lttng_element_command_regenerate_action
= "regenerate_action";
55 const char * const mi_lttng_element_command_name
= "name";
56 const char * const mi_lttng_element_command_output
= "output";
57 const char *const mi_lttng_element_command_remove_trigger
= "remove-trigger";
58 const char * const mi_lttng_element_command_save
= "save";
59 const char * const mi_lttng_element_command_set_session
= "set-session";
60 const char * const mi_lttng_element_command_snapshot
= "snapshot";
61 const char * const mi_lttng_element_command_snapshot_add
= "add_snapshot";
62 const char * const mi_lttng_element_command_snapshot_del
= "del_snapshot";
63 const char * const mi_lttng_element_command_snapshot_list
= "list_snapshot";
64 const char * const mi_lttng_element_command_snapshot_record
= "record_snapshot";
65 const char * const mi_lttng_element_command_start
= "start";
66 const char * const mi_lttng_element_command_stop
= "stop";
67 const char * const mi_lttng_element_command_success
= "success";
68 const char * const mi_lttng_element_command_track
= "track";
69 const char * const mi_lttng_element_command_untrack
= "untrack";
70 const char * const mi_lttng_element_command_version
= "version";
71 LTTNG_HIDDEN
const char * const mi_lttng_element_command_rotate
= "rotate";
72 LTTNG_HIDDEN
const char * const mi_lttng_element_command_enable_rotation
= "enable-rotation";
73 LTTNG_HIDDEN
const char * const mi_lttng_element_command_disable_rotation
= "disable-rotation";
74 LTTNG_HIDDEN
const char * const mi_lttng_element_command_clear
= "clear";
76 /* Strings related to version command */
77 const char * const mi_lttng_element_version
= "version";
78 const char * const mi_lttng_element_version_commit
= "commit";
79 const char * const mi_lttng_element_version_description
= "description";
80 const char * const mi_lttng_element_version_license
= "license";
81 const char * const mi_lttng_element_version_major
= "major";
82 const char * const mi_lttng_element_version_minor
= "minor";
83 const char * const mi_lttng_element_version_patch_level
= "patchLevel";
84 const char * const mi_lttng_element_version_str
= "string";
85 const char * const mi_lttng_element_version_web
= "url";
87 /* String related to a lttng_event_field */
88 const char * const mi_lttng_element_event_field
= "event_field";
89 const char * const mi_lttng_element_event_fields
= "event_fields";
91 /* String related to lttng_event_perf_counter_ctx */
92 const char * const mi_lttng_element_perf_counter_context
= "perf";
94 /* Strings related to pid */
95 const char * const mi_lttng_element_pid_id
= "id";
97 /* Strings related to save command */
98 const char * const mi_lttng_element_save
= "save";
100 /* Strings related to load command */
101 const char * const mi_lttng_element_load
= "load";
102 LTTNG_HIDDEN
const char * const mi_lttng_element_load_overrides
= "overrides";
103 LTTNG_HIDDEN
const char * const mi_lttng_element_load_override_url
= "url";
105 /* General elements of mi_lttng */
106 const char * const mi_lttng_element_empty
= "";
107 const char * const mi_lttng_element_id
= "id";
108 const char * const mi_lttng_element_nowrite
= "nowrite";
109 const char * const mi_lttng_element_success
= "success";
110 const char * const mi_lttng_element_type_enum
= "ENUM";
111 const char * const mi_lttng_element_type_float
= "FLOAT";
112 const char * const mi_lttng_element_type_integer
= "INTEGER";
113 const char * const mi_lttng_element_type_other
= "OTHER";
114 const char * const mi_lttng_element_type_string
= "STRING";
116 /* String related to loglevel */
117 const char * const mi_lttng_loglevel_str_alert
= "TRACE_ALERT";
118 const char * const mi_lttng_loglevel_str_crit
= "TRACE_CRIT";
119 const char * const mi_lttng_loglevel_str_debug
= "TRACE_DEBUG";
120 const char * const mi_lttng_loglevel_str_debug_function
= "TRACE_DEBUG_FUNCTION";
121 const char * const mi_lttng_loglevel_str_debug_line
= "TRACE_DEBUG_LINE";
122 const char * const mi_lttng_loglevel_str_debug_module
= "TRACE_DEBUG_MODULE";
123 const char * const mi_lttng_loglevel_str_debug_process
= "TRACE_DEBUG_PROCESS";
124 const char * const mi_lttng_loglevel_str_debug_program
= "TRACE_DEBUG_PROGRAM";
125 const char * const mi_lttng_loglevel_str_debug_system
= "TRACE_DEBUG_SYSTEM";
126 const char * const mi_lttng_loglevel_str_debug_unit
= "TRACE_DEBUG_UNIT";
127 const char * const mi_lttng_loglevel_str_emerg
= "TRACE_EMERG";
128 const char * const mi_lttng_loglevel_str_err
= "TRACE_ERR";
129 const char * const mi_lttng_loglevel_str_info
= "TRACE_INFO";
130 const char * const mi_lttng_loglevel_str_notice
= "TRACE_NOTICE";
131 const char * const mi_lttng_loglevel_str_unknown
= "UNKNOWN";
132 const char * const mi_lttng_loglevel_str_warning
= "TRACE_WARNING";
134 /* String related to loglevel JUL */
135 const char * const mi_lttng_loglevel_str_jul_all
= "JUL_ALL";
136 const char * const mi_lttng_loglevel_str_jul_config
= "JUL_CONFIG";
137 const char * const mi_lttng_loglevel_str_jul_fine
= "JUL_FINE";
138 const char * const mi_lttng_loglevel_str_jul_finer
= "JUL_FINER";
139 const char * const mi_lttng_loglevel_str_jul_finest
= "JUL_FINEST";
140 const char * const mi_lttng_loglevel_str_jul_info
= "JUL_INFO";
141 const char * const mi_lttng_loglevel_str_jul_off
= "JUL_OFF";
142 const char * const mi_lttng_loglevel_str_jul_severe
= "JUL_SEVERE";
143 const char * const mi_lttng_loglevel_str_jul_warning
= "JUL_WARNING";
145 /* String related to loglevel LOG4J */
146 const char * const mi_lttng_loglevel_str_log4j_off
= "LOG4J_OFF";
147 const char * const mi_lttng_loglevel_str_log4j_fatal
= "LOG4J_FATAL";
148 const char * const mi_lttng_loglevel_str_log4j_error
= "LOG4J_ERROR";
149 const char * const mi_lttng_loglevel_str_log4j_warn
= "LOG4J_WARN";
150 const char * const mi_lttng_loglevel_str_log4j_info
= "LOG4J_INFO";
151 const char * const mi_lttng_loglevel_str_log4j_debug
= "LOG4J_DEBUG";
152 const char * const mi_lttng_loglevel_str_log4j_trace
= "LOG4J_TRACE";
153 const char * const mi_lttng_loglevel_str_log4j_all
= "LOG4J_ALL";
155 /* String related to loglevel Python */
156 const char * const mi_lttng_loglevel_str_python_critical
= "PYTHON_CRITICAL";
157 const char * const mi_lttng_loglevel_str_python_error
= "PYTHON_ERROR";
158 const char * const mi_lttng_loglevel_str_python_warning
= "PYTHON_WARNING";
159 const char * const mi_lttng_loglevel_str_python_info
= "PYTHON_INFO";
160 const char * const mi_lttng_loglevel_str_python_debug
= "PYTHON_DEBUG";
161 const char * const mi_lttng_loglevel_str_python_notset
= "PYTHON_NOTSET";
163 /* String related to loglevel type */
164 const char * const mi_lttng_loglevel_type_all
= "ALL";
165 const char * const mi_lttng_loglevel_type_range
= "RANGE";
166 const char * const mi_lttng_loglevel_type_single
= "SINGLE";
167 const char * const mi_lttng_loglevel_type_unknown
= "UNKNOWN";
169 /* String related to a lttng_snapshot_output */
170 const char * const mi_lttng_element_snapshot_ctrl_url
= "ctrl_url";
171 const char * const mi_lttng_element_snapshot_data_url
= "data_url";
172 const char * const mi_lttng_element_snapshot_max_size
= "max_size";
173 const char * const mi_lttng_element_snapshot_n_ptr
= "n_ptr";
174 const char * const mi_lttng_element_snapshot_session_name
= "session_name";
175 const char * const mi_lttng_element_snapshots
= "snapshots";
177 /* String related to track/untrack command */
178 const char * const mi_lttng_element_track_untrack_all_wildcard
= "*";
180 LTTNG_HIDDEN
const char * const mi_lttng_element_session_name
= "session_name";
182 /* String related to rotate command */
183 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation
= "rotation";
184 LTTNG_HIDDEN
const char * const mi_lttng_element_rotate_status
= "status";
185 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule
= "rotation_schedule";
186 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedules
= "rotation_schedules";
187 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_result
= "rotation_schedule_result";
188 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_results
= "rotation_schedule_results";
189 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_periodic
= "periodic";
190 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_periodic_time_us
= "time_us";
191 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_size_threshold
= "size_threshold";
192 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_schedule_size_threshold_bytes
= "bytes";
193 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_state
= "state";
194 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location
= "location";
195 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_local
= "local";
196 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_local_absolute_path
= "absolute_path";
197 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay
= "relay";
198 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_host
= "host";
199 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_control_port
= "control_port";
200 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_data_port
= "data_port";
201 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_protocol
= "protocol";
202 LTTNG_HIDDEN
const char * const mi_lttng_element_rotation_location_relay_relative_path
= "relative_path";
204 /* String related to enum lttng_rotation_state */
205 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_ongoing
= "ONGOING";
206 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_completed
= "COMPLETED";
207 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_expired
= "EXPIRED";
208 LTTNG_HIDDEN
const char * const mi_lttng_rotation_state_str_error
= "ERROR";
210 /* String related to enum lttng_trace_archive_location_relay_protocol_type */
211 LTTNG_HIDDEN
const char * const mi_lttng_rotation_location_relay_protocol_str_tcp
= "TCP";
213 /* String related to rate_policy elements */
214 LTTNG_HIDDEN
const char *const mi_lttng_element_rate_policy
= "rate_policy";
215 LTTNG_HIDDEN
const char *const mi_lttng_element_rate_policy_every_n
=
216 "rate_policy_every_n";
217 LTTNG_HIDDEN
const char *const mi_lttng_element_rate_policy_once_after_n
=
218 "rate_policy_once_after_n";
220 LTTNG_HIDDEN
const char *const mi_lttng_element_rate_policy_every_n_interval
=
222 LTTNG_HIDDEN
const char
223 *const mi_lttng_element_rate_policy_once_after_n_threshold
=
226 /* String related to action elements */
227 LTTNG_HIDDEN
const char *const mi_lttng_element_action
= "action";
228 LTTNG_HIDDEN
const char *const mi_lttng_element_action_list
= "action_list";
229 LTTNG_HIDDEN
const char *const mi_lttng_element_action_notify
= "action_notify";
230 LTTNG_HIDDEN
const char *const mi_lttng_element_action_start_session
=
231 "action_start_session";
232 LTTNG_HIDDEN
const char *const mi_lttng_element_action_stop_session
=
233 "action_stop_session";
234 LTTNG_HIDDEN
const char *const mi_lttng_element_action_rotate_session
=
235 "action_rotate_session";
236 LTTNG_HIDDEN
const char *const mi_lttng_element_action_snapshot_session
=
237 "action_snapshot_session";
238 LTTNG_HIDDEN
const char *const mi_lttng_element_action_snapshot_session_output
=
241 /* String related to condition */
242 LTTNG_HIDDEN
const char *const mi_lttng_element_condition
= "condition";
243 LTTNG_HIDDEN
const char *const mi_lttng_element_condition_buffer_usage_high
=
244 "condition_buffer_usage_high";
245 LTTNG_HIDDEN
const char *const mi_lttng_element_condition_buffer_usage_low
=
246 "condition_buffer_usage_low";
247 LTTNG_HIDDEN
const char *const mi_lttng_element_condition_event_rule_matches
=
248 "condition_event_rule_matches";
249 LTTNG_HIDDEN
const char *const mi_lttng_element_condition_session_consumed_size
=
250 "condition_session_consumed_size";
251 LTTNG_HIDDEN
const char *const mi_lttng_element_condition_session_rotation
=
252 "condition_session_rotation";
253 LTTNG_HIDDEN
const char
254 *const mi_lttng_element_condition_session_rotation_completed
=
255 "condition_session_rotation_completed";
256 LTTNG_HIDDEN
const char
257 *const mi_lttng_element_condition_session_rotation_ongoing
=
258 "condition_session_rotation_ongoing";
260 LTTNG_HIDDEN
const char *const mi_lttng_element_condition_channel_name
=
262 LTTNG_HIDDEN
const char *const mi_lttng_element_condition_threshold_bytes
=
264 LTTNG_HIDDEN
const char *const mi_lttng_element_condition_threshold_ratio
=
267 /* String related to capture descriptor */
268 LTTNG_HIDDEN
const char *const mi_lttng_element_capture_descriptor
=
269 "capture_descriptor";
270 LTTNG_HIDDEN
const char *const mi_lttng_element_capture_descriptors
=
271 "capture_descriptors";
273 /* String related to event expression */
274 LTTNG_HIDDEN
const char *const mi_lttng_element_event_expr
= "event_expr";
275 LTTNG_HIDDEN
const char *const mi_lttng_element_event_expr_payload_field
=
276 "event_expr_payload_field";
277 LTTNG_HIDDEN
const char *const mi_lttng_element_event_expr_channel_context_field
=
278 "event_expr_channel_context_field";
279 LTTNG_HIDDEN
const char
280 *const mi_lttng_element_event_expr_app_specific_context_field
=
281 "event_expr_app_specific_context_field";
282 LTTNG_HIDDEN
const char *const mi_lttng_element_event_expr_array_field_element
=
283 "event_expr_array_field_element";
284 LTTNG_HIDDEN
const char *const mi_lttng_element_event_expr_provider_name
=
286 LTTNG_HIDDEN
const char *const mi_lttng_element_event_expr_type_name
=
288 LTTNG_HIDDEN
const char *const mi_lttng_element_event_expr_index
= "index";
290 /* String related to event rule */
291 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule
= "event_rule";
293 /* String related to lttng_event_rule_type */
294 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_event_name
=
296 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_name_pattern
=
298 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_filter_expression
=
301 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_jul_logging
=
302 "event_rule_jul_logging";
303 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_kernel_kprobe
=
304 "event_rule_kernel_kprobe";
305 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_kernel_syscall
=
306 "event_rule_kernel_syscall";
307 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_kernel_tracepoint
=
308 "event_rule_kernel_tracepoint";
309 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_kernel_uprobe
=
310 "event_rule_kernel_uprobe";
311 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_log4j_logging
=
312 "event_rule_log4j_logging";
313 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_python_logging
=
314 "event_rule_python_logging";
315 LTTNG_HIDDEN
const char *const mi_lttng_element_event_rule_user_tracepoint
=
316 "event_rule_user_tracepoint";
318 /* String related to lttng_event_rule_kernel_syscall. */
319 LTTNG_HIDDEN
const char *const
320 mi_lttng_element_event_rule_kernel_syscall_emission_site
=
323 /* String related to enum lttng_event_rule_kernel_syscall_emission_site. */
324 LTTNG_HIDDEN
const char *const
325 mi_lttng_event_rule_kernel_syscall_emission_site_entry_exit
=
327 LTTNG_HIDDEN
const char
328 *const mi_lttng_event_rule_kernel_syscall_emission_site_entry
=
330 LTTNG_HIDDEN
const char *const
331 mi_lttng_event_rule_kernel_syscall_emission_site_exit
= "exit";
333 /* String related to lttng_event_rule_user_tracepoint */
334 LTTNG_HIDDEN
const char *const
335 mi_lttng_element_event_rule_user_tracepoint_name_pattern_exclusions
=
336 "name_pattern_exclusions";
337 LTTNG_HIDDEN
const char *const
338 mi_lttng_element_event_rule_user_tracepoint_name_pattern_exclusion
=
339 "name_pattern_exclusion";
341 /* String related to log level rule. */
342 LTTNG_HIDDEN
const char *const mi_lttng_element_log_level_rule
=
344 LTTNG_HIDDEN
const char *const mi_lttng_element_log_level_rule_exactly
=
345 "log_level_rule_exactly";
346 LTTNG_HIDDEN
const char
347 *const mi_lttng_element_log_level_rule_at_least_as_severe_as
=
348 "log_level_rule_at_least_as_severe_as";
349 LTTNG_HIDDEN
const char *const mi_lttng_element_log_level_rule_level
= "level";
351 /* String related to kernel probe location. */
352 LTTNG_HIDDEN
const char *const mi_lttng_element_kernel_probe_location
=
353 "kernel_probe_location";
354 LTTNG_HIDDEN
const char
355 *const mi_lttng_element_kernel_probe_location_symbol_offset
=
356 "kernel_probe_location_symbol_offset";
357 LTTNG_HIDDEN
const char *const
358 mi_lttng_element_kernel_probe_location_symbol_offset_name
=
360 LTTNG_HIDDEN
const char *const
361 mi_lttng_element_kernel_probe_location_symbol_offset_offset
=
364 LTTNG_HIDDEN
const char *const mi_lttng_element_kernel_probe_location_address
=
365 "kernel_probe_location_address";
366 LTTNG_HIDDEN
const char
367 *const mi_lttng_element_kernel_probe_location_address_address
=
370 /* String related to userspace probe location. */
371 LTTNG_HIDDEN
const char *const mi_lttng_element_userspace_probe_location
=
372 "userspace_probe_location";
373 LTTNG_HIDDEN
const char
374 *const mi_lttng_element_userspace_probe_location_binary_path
=
376 LTTNG_HIDDEN
const char
377 *const mi_lttng_element_userspace_probe_location_function
=
378 "userspace_probe_location_function";
379 LTTNG_HIDDEN
const char
380 *const mi_lttng_element_userspace_probe_location_function_name
=
382 LTTNG_HIDDEN
const char
383 *const mi_lttng_element_userspace_probe_location_lookup_method
=
384 "userspace_probe_location_lookup_method";
385 LTTNG_HIDDEN
const char *const
386 mi_lttng_element_userspace_probe_location_lookup_method_function_default
=
387 "userspace_probe_location_lookup_method_function_default";
388 LTTNG_HIDDEN
const char *const
389 mi_lttng_element_userspace_probe_location_lookup_method_function_elf
=
390 "userspace_probe_location_lookup_method_function_elf";
391 LTTNG_HIDDEN
const char *const
392 mi_lttng_element_userspace_probe_location_lookup_method_tracepoint_sdt
=
393 "userspace_probe_location_lookup_method_tracepoint_sdt";
394 LTTNG_HIDDEN
const char
395 *const mi_lttng_element_userspace_probe_location_tracepoint
=
396 "userspace_probe_location_tracepoint";
397 LTTNG_HIDDEN
const char *const
398 mi_lttng_element_userspace_probe_location_tracepoint_probe_name
=
400 LTTNG_HIDDEN
const char *const
401 mi_lttng_element_userspace_probe_location_tracepoint_provider_name
=
404 /* String related to enum
405 * lttng_userspace_probe_location_function_instrumentation_type */
406 LTTNG_HIDDEN
const char *const
407 mi_lttng_element_userspace_probe_location_function_instrumentation_type
=
408 "instrumentation_type";
409 LTTNG_HIDDEN
const char *const
410 mi_lttng_userspace_probe_location_function_instrumentation_type_entry
=
413 /* String related to trigger */
414 LTTNG_HIDDEN
const char *const mi_lttng_element_triggers
= "triggers";
415 LTTNG_HIDDEN
const char *const mi_lttng_element_trigger
= "trigger";
416 LTTNG_HIDDEN
const char *const mi_lttng_element_trigger_owner_uid
= "owner_uid";
418 /* String related to error_query. */
419 LTTNG_HIDDEN
const char *const mi_lttng_element_error_query_result
=
420 "error_query_result";
421 LTTNG_HIDDEN
const char *const mi_lttng_element_error_query_result_counter
=
422 "error_query_result_counter";
423 LTTNG_HIDDEN
const char *const
424 mi_lttng_element_error_query_result_counter_value
= "value";
425 LTTNG_HIDDEN
const char *const mi_lttng_element_error_query_result_description
=
427 LTTNG_HIDDEN
const char *const mi_lttng_element_error_query_result_name
=
429 LTTNG_HIDDEN
const char *const mi_lttng_element_error_query_result_type
=
431 LTTNG_HIDDEN
const char *const mi_lttng_element_error_query_results
=
432 "error_query_results";
434 /* String related to add-context command */
435 LTTNG_HIDDEN
const char * const mi_lttng_element_context_symbol
= "symbol";
437 /* Deprecated symbols preserved for ABI compatibility. */
438 const char * const mi_lttng_context_type_perf_counter
;
439 const char * const mi_lttng_context_type_perf_cpu_counter
;
440 const char * const mi_lttng_context_type_perf_thread_counter
;
441 const char * const mi_lttng_element_track_untrack_pid_target
;
442 const char * const mi_lttng_element_track_untrack_targets
;
443 const char * const mi_lttng_element_calibrate
;
444 const char * const mi_lttng_element_calibrate_function
;
445 const char * const mi_lttng_element_command_calibrate
;
447 /* This is a merge of jul loglevel and regular loglevel
448 * Those should never overlap by definition
449 * (see struct lttng_event loglevel)
452 const char *mi_lttng_loglevel_string(int value
, enum lttng_domain_type domain
)
455 case LTTNG_DOMAIN_KERNEL
:
456 case LTTNG_DOMAIN_UST
:
459 return mi_lttng_element_empty
;
460 case LTTNG_LOGLEVEL_EMERG
:
461 return mi_lttng_loglevel_str_emerg
;
462 case LTTNG_LOGLEVEL_ALERT
:
463 return mi_lttng_loglevel_str_alert
;
464 case LTTNG_LOGLEVEL_CRIT
:
465 return mi_lttng_loglevel_str_crit
;
466 case LTTNG_LOGLEVEL_ERR
:
467 return mi_lttng_loglevel_str_err
;
468 case LTTNG_LOGLEVEL_WARNING
:
469 return mi_lttng_loglevel_str_warning
;
470 case LTTNG_LOGLEVEL_NOTICE
:
471 return mi_lttng_loglevel_str_notice
;
472 case LTTNG_LOGLEVEL_INFO
:
473 return mi_lttng_loglevel_str_info
;
474 case LTTNG_LOGLEVEL_DEBUG_SYSTEM
:
475 return mi_lttng_loglevel_str_debug_system
;
476 case LTTNG_LOGLEVEL_DEBUG_PROGRAM
:
477 return mi_lttng_loglevel_str_debug_program
;
478 case LTTNG_LOGLEVEL_DEBUG_PROCESS
:
479 return mi_lttng_loglevel_str_debug_process
;
480 case LTTNG_LOGLEVEL_DEBUG_MODULE
:
481 return mi_lttng_loglevel_str_debug_module
;
482 case LTTNG_LOGLEVEL_DEBUG_UNIT
:
483 return mi_lttng_loglevel_str_debug_unit
;
484 case LTTNG_LOGLEVEL_DEBUG_FUNCTION
:
485 return mi_lttng_loglevel_str_debug_function
;
486 case LTTNG_LOGLEVEL_DEBUG_LINE
:
487 return mi_lttng_loglevel_str_debug_line
;
488 case LTTNG_LOGLEVEL_DEBUG
:
489 return mi_lttng_loglevel_str_debug
;
491 return mi_lttng_loglevel_str_unknown
;
494 case LTTNG_DOMAIN_LOG4J
:
497 return mi_lttng_element_empty
;
498 case LTTNG_LOGLEVEL_LOG4J_OFF
:
499 return mi_lttng_loglevel_str_log4j_off
;
500 case LTTNG_LOGLEVEL_LOG4J_FATAL
:
501 return mi_lttng_loglevel_str_log4j_fatal
;
502 case LTTNG_LOGLEVEL_LOG4J_ERROR
:
503 return mi_lttng_loglevel_str_log4j_error
;
504 case LTTNG_LOGLEVEL_LOG4J_WARN
:
505 return mi_lttng_loglevel_str_log4j_warn
;
506 case LTTNG_LOGLEVEL_LOG4J_INFO
:
507 return mi_lttng_loglevel_str_log4j_info
;
508 case LTTNG_LOGLEVEL_LOG4J_DEBUG
:
509 return mi_lttng_loglevel_str_log4j_debug
;
510 case LTTNG_LOGLEVEL_LOG4J_TRACE
:
511 return mi_lttng_loglevel_str_log4j_trace
;
512 case LTTNG_LOGLEVEL_LOG4J_ALL
:
513 return mi_lttng_loglevel_str_log4j_all
;
515 return mi_lttng_loglevel_str_unknown
;
518 case LTTNG_DOMAIN_JUL
:
521 return mi_lttng_element_empty
;
522 case LTTNG_LOGLEVEL_JUL_OFF
:
523 return mi_lttng_loglevel_str_jul_off
;
524 case LTTNG_LOGLEVEL_JUL_SEVERE
:
525 return mi_lttng_loglevel_str_jul_severe
;
526 case LTTNG_LOGLEVEL_JUL_WARNING
:
527 return mi_lttng_loglevel_str_jul_warning
;
528 case LTTNG_LOGLEVEL_JUL_INFO
:
529 return mi_lttng_loglevel_str_jul_info
;
530 case LTTNG_LOGLEVEL_JUL_CONFIG
:
531 return mi_lttng_loglevel_str_jul_config
;
532 case LTTNG_LOGLEVEL_JUL_FINE
:
533 return mi_lttng_loglevel_str_jul_fine
;
534 case LTTNG_LOGLEVEL_JUL_FINER
:
535 return mi_lttng_loglevel_str_jul_finer
;
536 case LTTNG_LOGLEVEL_JUL_FINEST
:
537 return mi_lttng_loglevel_str_jul_finest
;
538 case LTTNG_LOGLEVEL_JUL_ALL
:
539 return mi_lttng_loglevel_str_jul_all
;
541 return mi_lttng_loglevel_str_unknown
;
544 case LTTNG_DOMAIN_PYTHON
:
546 case LTTNG_LOGLEVEL_PYTHON_CRITICAL
:
547 return mi_lttng_loglevel_str_python_critical
;
548 case LTTNG_LOGLEVEL_PYTHON_ERROR
:
549 return mi_lttng_loglevel_str_python_error
;
550 case LTTNG_LOGLEVEL_PYTHON_WARNING
:
551 return mi_lttng_loglevel_str_python_warning
;
552 case LTTNG_LOGLEVEL_PYTHON_INFO
:
553 return mi_lttng_loglevel_str_python_info
;
554 case LTTNG_LOGLEVEL_PYTHON_DEBUG
:
555 return mi_lttng_loglevel_str_python_debug
;
556 case LTTNG_LOGLEVEL_PYTHON_NOTSET
:
557 return mi_lttng_loglevel_str_python_notset
;
559 return mi_lttng_loglevel_str_unknown
;
563 return mi_lttng_loglevel_str_unknown
;
568 const char *mi_lttng_logleveltype_string(enum lttng_loglevel_type value
)
571 case LTTNG_EVENT_LOGLEVEL_ALL
:
572 return mi_lttng_loglevel_type_all
;
573 case LTTNG_EVENT_LOGLEVEL_RANGE
:
574 return mi_lttng_loglevel_type_range
;
575 case LTTNG_EVENT_LOGLEVEL_SINGLE
:
576 return mi_lttng_loglevel_type_single
;
578 return mi_lttng_loglevel_type_unknown
;
583 const char *mi_lttng_eventtype_string(enum lttng_event_type value
)
586 case LTTNG_EVENT_ALL
:
587 return config_event_type_all
;
588 case LTTNG_EVENT_TRACEPOINT
:
589 return config_event_type_tracepoint
;
590 case LTTNG_EVENT_PROBE
:
591 return config_event_type_probe
;
592 case LTTNG_EVENT_USERSPACE_PROBE
:
593 return config_event_type_userspace_probe
;
594 case LTTNG_EVENT_FUNCTION
:
595 return config_event_type_function
;
596 case LTTNG_EVENT_FUNCTION_ENTRY
:
597 return config_event_type_function_entry
;
598 case LTTNG_EVENT_SYSCALL
:
599 return config_event_type_syscall
;
600 case LTTNG_EVENT_NOOP
:
601 return config_event_type_noop
;
603 return mi_lttng_element_empty
;
608 const char *mi_lttng_event_contexttype_string(enum lttng_event_context_type val
)
611 case LTTNG_EVENT_CONTEXT_PID
:
612 return config_event_context_pid
;
613 case LTTNG_EVENT_CONTEXT_PROCNAME
:
614 return config_event_context_procname
;
615 case LTTNG_EVENT_CONTEXT_PRIO
:
616 return config_event_context_prio
;
617 case LTTNG_EVENT_CONTEXT_NICE
:
618 return config_event_context_nice
;
619 case LTTNG_EVENT_CONTEXT_VPID
:
620 return config_event_context_vpid
;
621 case LTTNG_EVENT_CONTEXT_TID
:
622 return config_event_context_tid
;
623 case LTTNG_EVENT_CONTEXT_VTID
:
624 return config_event_context_vtid
;
625 case LTTNG_EVENT_CONTEXT_PPID
:
626 return config_event_context_ppid
;
627 case LTTNG_EVENT_CONTEXT_VPPID
:
628 return config_event_context_vppid
;
629 case LTTNG_EVENT_CONTEXT_PTHREAD_ID
:
630 return config_event_context_pthread_id
;
631 case LTTNG_EVENT_CONTEXT_HOSTNAME
:
632 return config_event_context_hostname
;
633 case LTTNG_EVENT_CONTEXT_IP
:
634 return config_event_context_ip
;
635 case LTTNG_EVENT_CONTEXT_INTERRUPTIBLE
:
636 return config_event_context_interruptible
;
637 case LTTNG_EVENT_CONTEXT_PREEMPTIBLE
:
638 return config_event_context_preemptible
;
639 case LTTNG_EVENT_CONTEXT_NEED_RESCHEDULE
:
640 return config_event_context_need_reschedule
;
641 case LTTNG_EVENT_CONTEXT_MIGRATABLE
:
642 return config_event_context_migratable
;
643 case LTTNG_EVENT_CONTEXT_CALLSTACK_USER
:
644 return config_event_context_callstack_user
;
645 case LTTNG_EVENT_CONTEXT_CALLSTACK_KERNEL
:
646 return config_event_context_callstack_kernel
;
647 case LTTNG_EVENT_CONTEXT_CGROUP_NS
:
648 return config_event_context_cgroup_ns
;
649 case LTTNG_EVENT_CONTEXT_IPC_NS
:
650 return config_event_context_ipc_ns
;
651 case LTTNG_EVENT_CONTEXT_MNT_NS
:
652 return config_event_context_mnt_ns
;
653 case LTTNG_EVENT_CONTEXT_NET_NS
:
654 return config_event_context_net_ns
;
655 case LTTNG_EVENT_CONTEXT_PID_NS
:
656 return config_event_context_pid_ns
;
657 case LTTNG_EVENT_CONTEXT_TIME_NS
:
658 return config_event_context_time_ns
;
659 case LTTNG_EVENT_CONTEXT_USER_NS
:
660 return config_event_context_user_ns
;
661 case LTTNG_EVENT_CONTEXT_UTS_NS
:
662 return config_event_context_uts_ns
;
663 case LTTNG_EVENT_CONTEXT_UID
:
664 return config_event_context_uid
;
665 case LTTNG_EVENT_CONTEXT_EUID
:
666 return config_event_context_euid
;
667 case LTTNG_EVENT_CONTEXT_SUID
:
668 return config_event_context_suid
;
669 case LTTNG_EVENT_CONTEXT_GID
:
670 return config_event_context_gid
;
671 case LTTNG_EVENT_CONTEXT_EGID
:
672 return config_event_context_egid
;
673 case LTTNG_EVENT_CONTEXT_SGID
:
674 return config_event_context_sgid
;
675 case LTTNG_EVENT_CONTEXT_VUID
:
676 return config_event_context_vuid
;
677 case LTTNG_EVENT_CONTEXT_VEUID
:
678 return config_event_context_veuid
;
679 case LTTNG_EVENT_CONTEXT_VSUID
:
680 return config_event_context_vsuid
;
681 case LTTNG_EVENT_CONTEXT_VGID
:
682 return config_event_context_vgid
;
683 case LTTNG_EVENT_CONTEXT_VEGID
:
684 return config_event_context_vegid
;
685 case LTTNG_EVENT_CONTEXT_VSGID
:
686 return config_event_context_vsgid
;
693 const char *mi_lttng_eventfieldtype_string(enum lttng_event_field_type val
)
696 case(LTTNG_EVENT_FIELD_INTEGER
):
697 return mi_lttng_element_type_integer
;
698 case(LTTNG_EVENT_FIELD_ENUM
):
699 return mi_lttng_element_type_enum
;
700 case(LTTNG_EVENT_FIELD_FLOAT
):
701 return mi_lttng_element_type_float
;
702 case(LTTNG_EVENT_FIELD_STRING
):
703 return mi_lttng_element_type_string
;
705 return mi_lttng_element_type_other
;
710 const char *mi_lttng_domaintype_string(enum lttng_domain_type value
)
712 /* Note: This is a *duplicate* of get_domain_str from bin/lttng/utils.c */
714 case LTTNG_DOMAIN_KERNEL
:
715 return config_domain_type_kernel
;
716 case LTTNG_DOMAIN_UST
:
717 return config_domain_type_ust
;
718 case LTTNG_DOMAIN_JUL
:
719 return config_domain_type_jul
;
720 case LTTNG_DOMAIN_LOG4J
:
721 return config_domain_type_log4j
;
722 case LTTNG_DOMAIN_PYTHON
:
723 return config_domain_type_python
;
725 /* Should not have an unknown domain */
732 const char *mi_lttng_buffertype_string(enum lttng_buffer_type value
)
735 case LTTNG_BUFFER_PER_PID
:
736 return config_buffer_type_per_pid
;
737 case LTTNG_BUFFER_PER_UID
:
738 return config_buffer_type_per_uid
;
739 case LTTNG_BUFFER_GLOBAL
:
740 return config_buffer_type_global
;
742 /* Should not have an unknow buffer type */
749 const char *mi_lttng_rotation_state_string(enum lttng_rotation_state value
)
752 case LTTNG_ROTATION_STATE_ONGOING
:
753 return mi_lttng_rotation_state_str_ongoing
;
754 case LTTNG_ROTATION_STATE_COMPLETED
:
755 return mi_lttng_rotation_state_str_completed
;
756 case LTTNG_ROTATION_STATE_EXPIRED
:
757 return mi_lttng_rotation_state_str_expired
;
758 case LTTNG_ROTATION_STATE_ERROR
:
759 return mi_lttng_rotation_state_str_error
;
761 /* Should not have an unknow rotation state. */
768 const char *mi_lttng_trace_archive_location_relay_protocol_type_string(
769 enum lttng_trace_archive_location_relay_protocol_type value
)
772 case LTTNG_TRACE_ARCHIVE_LOCATION_RELAY_PROTOCOL_TYPE_TCP
:
773 return mi_lttng_rotation_location_relay_protocol_str_tcp
;
775 /* Should not have an unknown relay protocol. */
782 struct mi_writer
*mi_lttng_writer_create(int fd_output
, int mi_output_type
)
784 struct mi_writer
*mi_writer
;
786 mi_writer
= zmalloc(sizeof(struct mi_writer
));
788 PERROR("zmalloc mi_writer_create");
791 if (mi_output_type
== LTTNG_MI_XML
) {
792 mi_writer
->writer
= config_writer_create(fd_output
, 0);
793 if (!mi_writer
->writer
) {
796 mi_writer
->type
= LTTNG_MI_XML
;
810 int mi_lttng_writer_destroy(struct mi_writer
*writer
)
819 ret
= config_writer_destroy(writer
->writer
);
830 int mi_lttng_writer_command_open(struct mi_writer
*writer
, const char *command
)
835 * A command is always the MI's root node, it must declare the current
836 * namespace and schema URIs and the schema's version.
838 ret
= config_writer_open_element(writer
->writer
,
839 mi_lttng_element_command
);
844 ret
= config_writer_write_attribute(writer
->writer
,
845 mi_lttng_xmlns
, DEFAULT_LTTNG_MI_NAMESPACE
);
850 ret
= config_writer_write_attribute(writer
->writer
,
851 mi_lttng_xmlns_xsi
, mi_lttng_w3_schema_uri
);
856 ret
= config_writer_write_attribute(writer
->writer
,
857 mi_lttng_schema_location
,
858 mi_lttng_schema_location_uri
);
863 ret
= config_writer_write_attribute(writer
->writer
,
864 mi_lttng_schema_version
,
865 mi_lttng_schema_version_value
);
870 ret
= mi_lttng_writer_write_element_string(writer
,
871 mi_lttng_element_command_name
, command
);
877 int mi_lttng_writer_command_close(struct mi_writer
*writer
)
879 return mi_lttng_writer_close_element(writer
);
883 int mi_lttng_writer_open_element(struct mi_writer
*writer
,
884 const char *element_name
)
886 return config_writer_open_element(writer
->writer
, element_name
);
890 int mi_lttng_writer_close_element(struct mi_writer
*writer
)
892 return config_writer_close_element(writer
->writer
);
896 int mi_lttng_close_multi_element(struct mi_writer
*writer
,
897 unsigned int nb_element
)
901 if (nb_element
< 1) {
905 for (i
= 0; i
< nb_element
; i
++) {
906 ret
= mi_lttng_writer_close_element(writer
);
916 int mi_lttng_writer_write_element_unsigned_int(struct mi_writer
*writer
,
917 const char *element_name
, uint64_t value
)
919 return config_writer_write_element_unsigned_int(writer
->writer
,
920 element_name
, value
);
924 int mi_lttng_writer_write_element_signed_int(struct mi_writer
*writer
,
925 const char *element_name
, int64_t value
)
927 return config_writer_write_element_signed_int(writer
->writer
,
928 element_name
, value
);
932 int mi_lttng_writer_write_element_bool(struct mi_writer
*writer
,
933 const char *element_name
, int value
)
935 return config_writer_write_element_bool(writer
->writer
,
936 element_name
, value
);
940 int mi_lttng_writer_write_element_string(struct mi_writer
*writer
,
941 const char *element_name
, const char *value
)
943 return config_writer_write_element_string(writer
->writer
,
944 element_name
, value
);
948 int mi_lttng_writer_write_element_double(struct mi_writer
*writer
,
949 const char *element_name
,
952 return config_writer_write_element_double(
953 writer
->writer
, element_name
, value
);
957 int mi_lttng_version(struct mi_writer
*writer
, struct mi_lttng_version
*version
,
958 const char *lttng_description
, const char *lttng_license
)
963 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_version
);
968 /* Version string (contain info like rc etc.) */
969 ret
= mi_lttng_writer_write_element_string(writer
,
970 mi_lttng_element_version_str
, version
->version
);
975 /* Major version number */
976 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
977 mi_lttng_element_version_major
, version
->version_major
);
982 /* Minor version number */
983 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
984 mi_lttng_element_version_minor
, version
->version_minor
);
989 /* Commit version number */
990 ret
= mi_lttng_writer_write_element_string(writer
,
991 mi_lttng_element_version_commit
, version
->version_commit
);
997 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
998 mi_lttng_element_version_patch_level
, version
->version_patchlevel
);
1003 /* Name of the version */
1004 ret
= mi_lttng_writer_write_element_string(writer
,
1005 config_element_name
, version
->version_name
);
1010 /* Description mostly related to beer... */
1011 ret
= mi_lttng_writer_write_element_string(writer
,
1012 mi_lttng_element_version_description
, lttng_description
);
1018 ret
= mi_lttng_writer_write_element_string(writer
,
1019 mi_lttng_element_version_web
, version
->package_url
);
1024 /* License: free as in free beer...no...*speech* */
1025 ret
= mi_lttng_writer_write_element_string(writer
,
1026 mi_lttng_element_version_license
, lttng_license
);
1031 /* Close version element */
1032 ret
= mi_lttng_writer_close_element(writer
);
1039 int mi_lttng_sessions_open(struct mi_writer
*writer
)
1041 return mi_lttng_writer_open_element(writer
, config_element_sessions
);
1045 int mi_lttng_session(struct mi_writer
*writer
,
1046 struct lttng_session
*session
, int is_open
)
1052 /* Open sessions element */
1053 ret
= mi_lttng_writer_open_element(writer
,
1054 config_element_session
);
1059 /* Name of the session */
1060 ret
= mi_lttng_writer_write_element_string(writer
,
1061 config_element_name
, session
->name
);
1067 ret
= mi_lttng_writer_write_element_string(writer
,
1068 config_element_path
, session
->path
);
1074 ret
= mi_lttng_writer_write_element_bool(writer
,
1075 config_element_enabled
, session
->enabled
);
1081 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1082 config_element_snapshot_mode
, session
->snapshot_mode
);
1087 /* Live timer interval in usec */
1088 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1089 config_element_live_timer_interval
,
1090 session
->live_timer_interval
);
1096 /* Closing session element */
1097 ret
= mi_lttng_writer_close_element(writer
);
1105 int mi_lttng_domains_open(struct mi_writer
*writer
)
1107 return mi_lttng_writer_open_element(writer
, config_element_domains
);
1111 int mi_lttng_domain(struct mi_writer
*writer
,
1112 struct lttng_domain
*domain
, int is_open
)
1115 const char *str_domain
;
1116 const char *str_buffer
;
1120 /* Open domain element */
1121 ret
= mi_lttng_writer_open_element(writer
, config_element_domain
);
1127 str_domain
= mi_lttng_domaintype_string(domain
->type
);
1128 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1135 str_buffer
= mi_lttng_buffertype_string(domain
->buf_type
);
1136 ret
= mi_lttng_writer_write_element_string(writer
,
1137 config_element_buffer_type
, str_buffer
);
1143 * This union is not currently used and was added for
1144 * future ust domain support.
1149 /* Closing domain element */
1150 ret
= mi_lttng_writer_close_element(writer
);
1159 int mi_lttng_channels_open(struct mi_writer
*writer
)
1161 return mi_lttng_writer_open_element(writer
, config_element_channels
);
1165 int mi_lttng_channel(struct mi_writer
*writer
,
1166 struct lttng_channel
*channel
, int is_open
)
1172 /* Opening channel element */
1173 ret
= mi_lttng_writer_open_element(writer
, config_element_channel
);
1179 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1186 ret
= mi_lttng_writer_write_element_bool(writer
,
1187 config_element_enabled
, channel
->enabled
);
1193 ret
= mi_lttng_channel_attr(writer
, &channel
->attr
);
1199 /* Closing channel element */
1200 ret
= mi_lttng_writer_close_element(writer
);
1210 int mi_lttng_channel_attr(struct mi_writer
*writer
,
1211 struct lttng_channel_attr
*attr
)
1214 struct lttng_channel
*chan
= caa_container_of(attr
,
1215 struct lttng_channel
, attr
);
1216 uint64_t discarded_events
, lost_packets
, monitor_timer_interval
;
1217 int64_t blocking_timeout
;
1221 ret
= lttng_channel_get_discarded_event_count(chan
, &discarded_events
);
1226 ret
= lttng_channel_get_lost_packet_count(chan
, &lost_packets
);
1231 ret
= lttng_channel_get_monitor_timer_interval(chan
,
1232 &monitor_timer_interval
);
1237 ret
= lttng_channel_get_blocking_timeout(chan
,
1243 /* Opening Attributes */
1244 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1250 ret
= mi_lttng_writer_write_element_string(writer
,
1251 config_element_overwrite_mode
,
1252 attr
->overwrite
? config_overwrite_mode_overwrite
:
1253 config_overwrite_mode_discard
);
1258 /* Sub buffer size in byte */
1259 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1260 config_element_subbuf_size
, attr
->subbuf_size
);
1265 /* Number of subbuffer (power of two) */
1266 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1267 config_element_num_subbuf
,
1273 /* Switch timer interval in usec */
1274 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1275 config_element_switch_timer_interval
,
1276 attr
->switch_timer_interval
);
1281 /* Read timer interval in usec */
1282 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1283 config_element_read_timer_interval
,
1284 attr
->read_timer_interval
);
1289 /* Monitor timer interval in usec */
1290 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1291 config_element_monitor_timer_interval
,
1292 monitor_timer_interval
);
1297 /* Retry timeout in usec */
1298 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1299 config_element_blocking_timeout
,
1306 ret
= mi_lttng_writer_write_element_string(writer
,
1307 config_element_output_type
,
1308 attr
->output
== LTTNG_EVENT_SPLICE
?
1309 config_output_type_splice
: config_output_type_mmap
);
1314 /* Tracefile size in bytes */
1315 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1316 config_element_tracefile_size
, attr
->tracefile_size
);
1321 /* Count of tracefiles */
1322 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1323 config_element_tracefile_count
,
1324 attr
->tracefile_count
);
1329 /* Live timer interval in usec*/
1330 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1331 config_element_live_timer_interval
,
1332 attr
->live_timer_interval
);
1337 /* Discarded events */
1338 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1339 config_element_discarded_events
,
1346 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1347 config_element_lost_packets
,
1353 /* Closing attributes */
1354 ret
= mi_lttng_writer_close_element(writer
);
1364 int mi_lttng_event_common_attributes(struct mi_writer
*writer
,
1365 struct lttng_event
*event
)
1368 const char *filter_expression
;
1370 /* Open event element */
1371 ret
= mi_lttng_writer_open_element(writer
, config_element_event
);
1377 ret
= mi_lttng_writer_write_element_string(writer
,
1378 config_element_name
, event
->name
);
1384 ret
= mi_lttng_writer_write_element_string(writer
,
1385 config_element_type
, mi_lttng_eventtype_string(event
->type
));
1390 /* Is event enabled */
1391 ret
= mi_lttng_writer_write_element_bool(writer
,
1392 config_element_enabled
, event
->enabled
);
1397 /* Event filter expression */
1398 ret
= lttng_event_get_filter_expression(event
, &filter_expression
);
1403 if (filter_expression
) {
1404 ret
= mi_lttng_writer_write_element_string(writer
,
1405 config_element_filter_expression
,
1416 static int write_event_exclusions(struct mi_writer
*writer
,
1417 struct lttng_event
*event
)
1421 int exclusion_count
;
1423 /* Open event exclusions */
1424 ret
= mi_lttng_writer_open_element(writer
, config_element_exclusions
);
1429 exclusion_count
= lttng_event_get_exclusion_name_count(event
);
1430 if (exclusion_count
< 0) {
1431 ret
= exclusion_count
;
1435 for (i
= 0; i
< exclusion_count
; i
++) {
1438 ret
= lttng_event_get_exclusion_name(event
, i
, &name
);
1440 /* Close exclusions */
1441 mi_lttng_writer_close_element(writer
);
1445 ret
= mi_lttng_writer_write_element_string(writer
,
1446 config_element_exclusion
, name
);
1448 /* Close exclusions */
1449 mi_lttng_writer_close_element(writer
);
1454 /* Close exclusions */
1455 ret
= mi_lttng_writer_close_element(writer
);
1462 int mi_lttng_event_tracepoint_loglevel(struct mi_writer
*writer
,
1463 struct lttng_event
*event
, enum lttng_domain_type domain
)
1467 /* Event loglevel */
1468 ret
= mi_lttng_writer_write_element_string(writer
,
1469 config_element_loglevel
,
1470 mi_lttng_loglevel_string(event
->loglevel
, domain
));
1475 /* Log level type */
1476 ret
= mi_lttng_writer_write_element_string(writer
,
1477 config_element_loglevel_type
,
1478 mi_lttng_logleveltype_string(event
->loglevel_type
));
1483 /* Event exclusions */
1484 ret
= write_event_exclusions(writer
, event
);
1491 int mi_lttng_event_tracepoint_no_loglevel(struct mi_writer
*writer
,
1492 struct lttng_event
*event
)
1494 /* event exclusion filter */
1495 return write_event_exclusions(writer
, event
);
1499 int mi_lttng_event_function_probe(struct mi_writer
*writer
,
1500 struct lttng_event
*event
)
1504 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1509 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1514 if (event
->attr
.probe
.addr
!= 0) {
1515 /* event probe address */
1516 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1517 config_element_address
, event
->attr
.probe
.addr
);
1522 /* event probe offset */
1523 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1524 config_element_offset
, event
->attr
.probe
.offset
);
1529 /* event probe symbol_name */
1530 ret
= mi_lttng_writer_write_element_string(writer
,
1531 config_element_symbol_name
, event
->attr
.probe
.symbol_name
);
1537 /* Close probe_attributes and attributes */
1538 ret
= mi_lttng_close_multi_element(writer
, 2);
1544 int mi_lttng_event_userspace_probe(struct mi_writer
*writer
,
1545 struct lttng_event
*event
)
1548 const struct lttng_userspace_probe_location
*location
;
1549 const struct lttng_userspace_probe_location_lookup_method
*lookup_method
;
1550 enum lttng_userspace_probe_location_lookup_method_type lookup_type
;
1552 location
= lttng_event_get_userspace_probe_location(event
);
1554 ret
= -LTTNG_ERR_INVALID
;
1558 lookup_method
= lttng_userspace_probe_location_get_lookup_method(location
);
1559 if (!lookup_method
) {
1560 ret
= -LTTNG_ERR_INVALID
;
1564 lookup_type
= lttng_userspace_probe_location_lookup_method_get_type(lookup_method
);
1566 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1571 switch (lttng_userspace_probe_location_get_type(location
)) {
1572 case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_FUNCTION
:
1574 const char *function_name
;
1575 const char *binary_path
;
1577 ret
= mi_lttng_writer_open_element(writer
,
1578 config_element_userspace_probe_function_attributes
);
1583 switch (lookup_type
) {
1584 case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_ELF
:
1585 ret
= mi_lttng_writer_write_element_string(writer
,
1586 config_element_userspace_probe_lookup
,
1587 config_element_userspace_probe_lookup_function_elf
);
1592 case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_DEFAULT
:
1593 ret
= mi_lttng_writer_write_element_string(writer
,
1594 config_element_userspace_probe_lookup
,
1595 config_element_userspace_probe_lookup_function_default
);
1604 binary_path
= lttng_userspace_probe_location_function_get_binary_path(location
);
1605 ret
= mi_lttng_writer_write_element_string(writer
,
1606 config_element_userspace_probe_location_binary_path
, binary_path
);
1611 function_name
= lttng_userspace_probe_location_function_get_function_name(location
);
1612 ret
= mi_lttng_writer_write_element_string(writer
,
1613 config_element_userspace_probe_function_location_function_name
,
1621 case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_TRACEPOINT
:
1623 const char *probe_name
, *provider_name
;
1624 const char *binary_path
;
1626 ret
= mi_lttng_writer_open_element(writer
,
1627 config_element_userspace_probe_function_attributes
);
1632 switch (lookup_type
) {
1633 case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_TRACEPOINT_SDT
:
1634 ret
= mi_lttng_writer_write_element_string(writer
,
1635 config_element_userspace_probe_lookup
,
1636 config_element_userspace_probe_lookup_tracepoint_sdt
);
1645 binary_path
= lttng_userspace_probe_location_tracepoint_get_binary_path(location
);
1646 ret
= mi_lttng_writer_write_element_string(writer
,
1647 config_element_userspace_probe_location_binary_path
,
1653 provider_name
= lttng_userspace_probe_location_tracepoint_get_provider_name(location
);
1654 ret
= mi_lttng_writer_write_element_string(writer
,
1655 config_element_userspace_probe_tracepoint_location_provider_name
,
1661 probe_name
= lttng_userspace_probe_location_tracepoint_get_probe_name(location
);
1662 ret
= mi_lttng_writer_write_element_string(writer
,
1663 config_element_userspace_probe_tracepoint_location_probe_name
, probe_name
);
1670 ERR("Invalid probe type encountered");
1672 /* Close probe_attributes and attributes */
1673 ret
= mi_lttng_close_multi_element(writer
, 2);
1679 int mi_lttng_event_function_entry(struct mi_writer
*writer
,
1680 struct lttng_event
*event
)
1684 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1689 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1694 /* event probe symbol_name */
1695 ret
= mi_lttng_writer_write_element_string(writer
,
1696 config_element_symbol_name
, event
->attr
.ftrace
.symbol_name
);
1701 /* Close function_attributes and attributes */
1702 ret
= mi_lttng_close_multi_element(writer
, 2);
1708 int mi_lttng_events_open(struct mi_writer
*writer
)
1710 return mi_lttng_writer_open_element(writer
, config_element_events
);
1714 int mi_lttng_event(struct mi_writer
*writer
,
1715 struct lttng_event
*event
, int is_open
, enum lttng_domain_type domain
)
1719 ret
= mi_lttng_event_common_attributes(writer
, event
);
1724 switch (event
->type
) {
1725 case LTTNG_EVENT_TRACEPOINT
:
1727 if (event
->loglevel
!= -1) {
1728 ret
= mi_lttng_event_tracepoint_loglevel(writer
, event
, domain
);
1730 ret
= mi_lttng_event_tracepoint_no_loglevel(writer
, event
);
1734 case LTTNG_EVENT_FUNCTION
:
1736 case LTTNG_EVENT_PROBE
:
1737 ret
= mi_lttng_event_function_probe(writer
, event
);
1739 case LTTNG_EVENT_FUNCTION_ENTRY
:
1740 ret
= mi_lttng_event_function_entry(writer
, event
);
1742 case LTTNG_EVENT_USERSPACE_PROBE
:
1743 ret
= mi_lttng_event_userspace_probe(writer
, event
);
1745 case LTTNG_EVENT_ALL
:
1756 ret
= mi_lttng_writer_close_element(writer
);
1764 int mi_lttng_trackers_open(struct mi_writer
*writer
)
1766 return mi_lttng_writer_open_element(
1767 writer
, config_element_process_attr_trackers
);
1770 static int get_tracker_elements(enum lttng_process_attr process_attr
,
1771 const char **element_process_attr_tracker
,
1772 const char **element_process_attr_value
)
1776 switch (process_attr
) {
1777 case LTTNG_PROCESS_ATTR_PROCESS_ID
:
1778 *element_process_attr_tracker
=
1779 config_element_process_attr_tracker_pid
;
1780 *element_process_attr_value
=
1781 config_element_process_attr_pid_value
;
1783 case LTTNG_PROCESS_ATTR_VIRTUAL_PROCESS_ID
:
1784 *element_process_attr_tracker
=
1785 config_element_process_attr_tracker_vpid
;
1786 *element_process_attr_value
=
1787 config_element_process_attr_vpid_value
;
1789 case LTTNG_PROCESS_ATTR_USER_ID
:
1790 *element_process_attr_tracker
=
1791 config_element_process_attr_tracker_uid
;
1792 *element_process_attr_value
=
1793 config_element_process_attr_uid_value
;
1795 case LTTNG_PROCESS_ATTR_VIRTUAL_USER_ID
:
1796 *element_process_attr_tracker
=
1797 config_element_process_attr_tracker_vuid
;
1798 *element_process_attr_value
=
1799 config_element_process_attr_vuid_value
;
1801 case LTTNG_PROCESS_ATTR_GROUP_ID
:
1802 *element_process_attr_tracker
=
1803 config_element_process_attr_tracker_gid
;
1804 *element_process_attr_value
=
1805 config_element_process_attr_gid_value
;
1807 case LTTNG_PROCESS_ATTR_VIRTUAL_GROUP_ID
:
1808 *element_process_attr_tracker
=
1809 config_element_process_attr_tracker_vgid
;
1810 *element_process_attr_value
=
1811 config_element_process_attr_vgid_value
;
1814 ret
= LTTNG_ERR_SAVE_IO_FAIL
;
1820 int mi_lttng_process_attribute_tracker_open(
1821 struct mi_writer
*writer
, enum lttng_process_attr process_attr
)
1824 const char *element_tracker
, *element_value
;
1826 ret
= get_tracker_elements(
1827 process_attr
, &element_tracker
, &element_value
);
1832 /* Open process attribute tracker element */
1833 ret
= mi_lttng_writer_open_element(writer
, element_tracker
);
1838 /* Open values element */
1839 ret
= mi_lttng_process_attr_values_open(writer
);
1845 int mi_lttng_pids_open(struct mi_writer
*writer
)
1847 return mi_lttng_writer_open_element(writer
, config_element_pids
);
1851 * TODO: move the listing of pid for user agent to process semantic on
1852 * mi api bump. The use of process element break the mi api.
1855 int mi_lttng_pid(struct mi_writer
*writer
,
1862 /* Open pid process */
1863 ret
= mi_lttng_writer_open_element(writer
, config_element_pid
);
1868 /* Writing pid number */
1869 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1870 mi_lttng_element_pid_id
, (int)pid
);
1875 /* Writing name of the process */
1877 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1886 ret
= mi_lttng_writer_close_element(writer
);
1894 int mi_lttng_process_attr_values_open(struct mi_writer
*writer
)
1896 return mi_lttng_writer_open_element(
1897 writer
, config_element_process_attr_values
);
1901 int mi_lttng_all_process_attribute_value(struct mi_writer
*writer
,
1902 enum lttng_process_attr process_attr
,
1906 const char *element_id_tracker
, *element_target_id
;
1908 ret
= get_tracker_elements(
1909 process_attr
, &element_id_tracker
, &element_target_id
);
1914 ret
= mi_lttng_writer_open_element(writer
, element_target_id
);
1919 ret
= mi_lttng_writer_open_element(writer
, config_element_type
);
1924 ret
= mi_lttng_writer_write_element_bool(writer
, config_element_all
, 1);
1929 ret
= mi_lttng_writer_close_element(writer
);
1935 ret
= mi_lttng_writer_close_element(writer
);
1945 int mi_lttng_integral_process_attribute_value(struct mi_writer
*writer
,
1946 enum lttng_process_attr process_attr
,
1951 const char *element_id_tracker
, *element_target_id
;
1953 ret
= get_tracker_elements(
1954 process_attr
, &element_id_tracker
, &element_target_id
);
1959 ret
= mi_lttng_writer_open_element(writer
, element_target_id
);
1964 ret
= mi_lttng_writer_open_element(writer
, config_element_type
);
1969 ret
= mi_lttng_writer_write_element_signed_int(
1970 writer
, config_element_process_attr_id
, value
);
1975 ret
= mi_lttng_writer_close_element(writer
);
1981 ret
= mi_lttng_writer_close_element(writer
);
1992 int mi_lttng_string_process_attribute_value(struct mi_writer
*writer
,
1993 enum lttng_process_attr process_attr
,
1999 const char *element_id_tracker
, *element_target_id
;
2001 ret
= get_tracker_elements(
2002 process_attr
, &element_id_tracker
, &element_target_id
);
2007 ret
= mi_lttng_writer_open_element(writer
, element_target_id
);
2012 ret
= mi_lttng_writer_open_element(writer
, config_element_type
);
2017 ret
= mi_lttng_writer_write_element_string(
2018 writer
, config_element_name
, value
);
2023 ret
= mi_lttng_writer_close_element(writer
);
2029 ret
= mi_lttng_writer_close_element(writer
);
2040 int mi_lttng_event_fields_open(struct mi_writer
*writer
)
2042 return mi_lttng_writer_open_element(writer
, mi_lttng_element_event_fields
);
2046 int mi_lttng_event_field(struct mi_writer
*writer
,
2047 struct lttng_event_field
*field
)
2051 if (!field
->field_name
[0]) {
2057 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_event_field
);
2062 if (!field
->field_name
[0]) {
2067 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
2074 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
2075 mi_lttng_eventfieldtype_string(field
->type
));
2081 ret
= mi_lttng_writer_write_element_signed_int(writer
,
2082 mi_lttng_element_nowrite
, field
->nowrite
);
2088 /* Close field element */
2089 ret
= mi_lttng_writer_close_element(writer
);
2096 int mi_lttng_perf_counter_context(struct mi_writer
*writer
,
2097 struct lttng_event_perf_counter_ctx
*perf_context
)
2101 /* Open perf_counter_context */
2102 ret
= mi_lttng_writer_open_element(writer
,
2103 mi_lttng_element_perf_counter_context
);
2109 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2110 config_element_type
, perf_context
->type
);
2116 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2117 config_element_config
, perf_context
->config
);
2122 /* Name of the perf counter */
2123 ret
= mi_lttng_writer_write_element_string(writer
,
2124 config_element_name
, perf_context
->name
);
2129 /* Close perf_counter_context */
2130 ret
= mi_lttng_writer_close_element(writer
);
2136 int mi_lttng_app_context(struct mi_writer
*writer
,
2137 const char *provider_name
, const char *ctx_name
)
2142 ret
= mi_lttng_writer_open_element(writer
,
2143 config_element_context_app
);
2149 ret
= mi_lttng_writer_write_element_string(writer
,
2150 config_element_context_app_provider_name
,
2157 ret
= mi_lttng_writer_write_element_string(writer
,
2158 config_element_context_app_ctx_name
, ctx_name
);
2164 ret
= mi_lttng_writer_close_element(writer
);
2170 int mi_lttng_context(struct mi_writer
*writer
,
2171 struct lttng_event_context
*context
, int is_open
)
2176 ret
= mi_lttng_writer_open_element(writer
, config_element_context
);
2181 /* Special case for PERF_*_COUNTER
2182 * print the lttng_event_perf_counter_ctx*/
2183 switch (context
->ctx
) {
2184 case LTTNG_EVENT_CONTEXT_PERF_COUNTER
:
2185 case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER
:
2186 case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER
:
2188 struct lttng_event_perf_counter_ctx
*perf_context
=
2189 &context
->u
.perf_counter
;
2190 ret
= mi_lttng_perf_counter_context(writer
, perf_context
);
2196 case LTTNG_EVENT_CONTEXT_APP_CONTEXT
:
2198 ret
= mi_lttng_app_context(writer
,
2199 context
->u
.app_ctx
.provider_name
,
2200 context
->u
.app_ctx
.ctx_name
);
2208 const char *type_string
= mi_lttng_event_contexttype_string(
2211 ret
= -LTTNG_ERR_INVALID
;
2215 /* Print context type */
2216 ret
= mi_lttng_writer_write_element_string(writer
,
2217 config_element_type
, type_string
);
2224 ret
= mi_lttng_writer_close_element(writer
);
2232 int mi_lttng_snapshot_output_session_name(struct mi_writer
*writer
,
2233 const char *session_name
)
2237 /* Open session element */
2238 ret
= mi_lttng_writer_open_element(writer
, config_element_session
);
2243 /* Snapshot output list for current session name */
2244 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
2250 /* Open element snapshots (sequence one snapshot) */
2251 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_snapshots
);
2261 int mi_lttng_snapshot_list_output(struct mi_writer
*writer
,
2262 const struct lttng_snapshot_output
*output
)
2266 /* Open element snapshot output */
2267 ret
= mi_lttng_writer_open_element(writer
,
2268 mi_lttng_element_command_snapshot
);
2273 /* ID of the snapshot output */
2274 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2275 mi_lttng_element_id
, output
->id
);
2280 /* Name of the output */
2281 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
2287 /* Destination of the output (ctrl_url)*/
2288 ret
= mi_lttng_writer_write_element_string(writer
,
2289 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
2294 /* Destination of the output (data_url) */
2295 ret
= mi_lttng_writer_write_element_string(writer
,
2296 mi_lttng_element_snapshot_data_url
, output
->data_url
);
2301 /* total size of all stream combined */
2302 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2303 mi_lttng_element_snapshot_max_size
, output
->max_size
);
2308 /* Close snapshot output element */
2309 ret
= mi_lttng_writer_close_element(writer
);
2316 int mi_lttng_snapshot_del_output(struct mi_writer
*writer
, int id
,
2317 const char *name
, const char *current_session_name
)
2321 /* Open element del_snapshot */
2322 ret
= mi_lttng_writer_open_element(writer
,
2323 mi_lttng_element_command_snapshot
);
2329 if (id
!= UINT32_MAX
) {
2330 /* "Snapshot output "id" successfully deleted
2331 * for "current_session_name"
2332 * ID of the snapshot output
2334 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2335 mi_lttng_element_id
, id
);
2340 /* "Snapshot output "name" successfully deleted
2341 * for session "current_session_name"
2342 * Name of the output
2344 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
2351 /* Snapshot was deleted for session "current_session_name"*/
2352 ret
= mi_lttng_writer_write_element_string(writer
,
2353 mi_lttng_element_snapshot_session_name
,
2354 current_session_name
);
2359 /* Close snapshot element */
2360 ret
= mi_lttng_writer_close_element(writer
);
2367 int mi_lttng_snapshot_add_output(struct mi_writer
*writer
,
2368 const char *current_session_name
, const char *n_ptr
,
2369 struct lttng_snapshot_output
*output
)
2373 /* Open element snapshot */
2374 ret
= mi_lttng_writer_open_element(writer
,
2375 mi_lttng_element_command_snapshot
);
2380 /* Snapshot output id */
2381 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2382 mi_lttng_element_id
, output
->id
);
2387 /* Snapshot output names */
2388 ret
= mi_lttng_writer_write_element_string(writer
,
2389 config_element_name
, n_ptr
);
2394 /* Destination of the output (ctrl_url)*/
2395 ret
= mi_lttng_writer_write_element_string(writer
,
2396 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
2401 /* Snapshot added for session "current_session_name"*/
2402 ret
= mi_lttng_writer_write_element_string(writer
,
2403 mi_lttng_element_snapshot_session_name
, current_session_name
);
2408 /* total size of all stream combined */
2409 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2410 mi_lttng_element_snapshot_max_size
, output
->max_size
);
2415 /* Close snapshot element */
2416 ret
= mi_lttng_writer_close_element(writer
);
2423 int mi_lttng_snapshot_record(struct mi_writer
*writer
,
2424 const char *current_session_name
, const char *url
,
2425 const char *cmdline_ctrl_url
, const char *cmdline_data_url
)
2429 /* Open element snapshot */
2430 ret
= mi_lttng_writer_open_element(writer
,
2431 mi_lttng_element_command_snapshot
);
2437 * If a valid an URL was given, serialize it,
2438 * else take the command line data and ctrl urls*/
2440 /* Destination of the output (ctrl_url)*/
2441 ret
= mi_lttng_writer_write_element_string(writer
,
2442 mi_lttng_element_snapshot_ctrl_url
, url
);
2446 } else if (cmdline_ctrl_url
) {
2447 /* Destination of the output (ctrl_url)*/
2448 ret
= mi_lttng_writer_write_element_string(writer
,
2449 mi_lttng_element_snapshot_ctrl_url
, cmdline_ctrl_url
);
2454 /* Destination of the output (data_url) */
2455 ret
= mi_lttng_writer_write_element_string(writer
,
2456 mi_lttng_element_snapshot_data_url
, cmdline_data_url
);
2462 /* Close record_snapshot element */
2463 ret
= mi_lttng_writer_close_element(writer
);
2470 int mi_lttng_rotation_schedule(struct mi_writer
*writer
,
2471 const struct lttng_rotation_schedule
*schedule
)
2474 enum lttng_rotation_status status
;
2476 const char *element_name
;
2477 const char *value_name
;
2478 bool empty_schedule
= false;
2480 switch (lttng_rotation_schedule_get_type(schedule
)) {
2481 case LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC
:
2482 status
= lttng_rotation_schedule_periodic_get_period(schedule
,
2484 element_name
= mi_lttng_element_rotation_schedule_periodic
;
2485 value_name
= mi_lttng_element_rotation_schedule_periodic_time_us
;
2487 case LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD
:
2488 status
= lttng_rotation_schedule_size_threshold_get_threshold(
2490 element_name
= mi_lttng_element_rotation_schedule_size_threshold
;
2491 value_name
= mi_lttng_element_rotation_schedule_size_threshold_bytes
;
2498 if (status
!= LTTNG_ROTATION_STATUS_OK
) {
2499 if (status
== LTTNG_ROTATION_STATUS_UNAVAILABLE
) {
2500 empty_schedule
= true;
2507 ret
= mi_lttng_writer_open_element(writer
, element_name
);
2512 if (!empty_schedule
) {
2513 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2520 /* Close schedule descriptor element. */
2521 ret
= mi_lttng_writer_close_element(writer
);
2530 int mi_lttng_rotation_schedule_result(struct mi_writer
*writer
,
2531 const struct lttng_rotation_schedule
*schedule
,
2536 ret
= mi_lttng_writer_open_element(writer
,
2537 mi_lttng_element_rotation_schedule_result
);
2542 ret
= mi_lttng_writer_open_element(writer
,
2543 mi_lttng_element_rotation_schedule
);
2548 ret
= mi_lttng_rotation_schedule(writer
, schedule
);
2553 /* Close rotation_schedule element */
2554 ret
= mi_lttng_writer_close_element(writer
);
2559 ret
= mi_lttng_writer_write_element_bool(writer
,
2560 mi_lttng_element_command_success
, success
);
2565 /* Close rotation_schedule_result element */
2566 ret
= mi_lttng_writer_close_element(writer
);
2575 int mi_lttng_location(struct mi_writer
*writer
,
2576 const struct lttng_trace_archive_location
*location
)
2579 enum lttng_trace_archive_location_type location_type
;
2580 enum lttng_trace_archive_location_status status
;
2582 location_type
= lttng_trace_archive_location_get_type(location
);
2584 switch (location_type
) {
2585 case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_LOCAL
:
2587 const char *absolute_path
;
2589 status
= lttng_trace_archive_location_local_get_absolute_path(
2590 location
, &absolute_path
);
2591 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2596 ret
= mi_lttng_writer_open_element(writer
,
2597 mi_lttng_element_rotation_location_local
);
2603 ret
= mi_lttng_writer_write_element_string(writer
,
2604 mi_lttng_element_rotation_location_local_absolute_path
,
2610 /* Close local element */
2611 ret
= mi_lttng_writer_close_element(writer
);
2617 case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_RELAY
:
2619 uint16_t control_port
, data_port
;
2620 const char *host
, *relative_path
;
2621 enum lttng_trace_archive_location_relay_protocol_type protocol
;
2623 /* Fetch all relay location parameters. */
2624 status
= lttng_trace_archive_location_relay_get_protocol_type(
2625 location
, &protocol
);
2626 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2631 status
= lttng_trace_archive_location_relay_get_host(
2633 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2638 status
= lttng_trace_archive_location_relay_get_control_port(
2639 location
, &control_port
);
2640 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2645 status
= lttng_trace_archive_location_relay_get_data_port(
2646 location
, &data_port
);
2647 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2652 status
= lttng_trace_archive_location_relay_get_relative_path(
2653 location
, &relative_path
);
2654 if (status
!= LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK
) {
2659 ret
= mi_lttng_writer_open_element(writer
,
2660 mi_lttng_element_rotation_location_relay
);
2665 ret
= mi_lttng_writer_write_element_string(writer
,
2666 mi_lttng_element_rotation_location_relay_host
,
2672 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2673 mi_lttng_element_rotation_location_relay_control_port
,
2679 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
2680 mi_lttng_element_rotation_location_relay_data_port
,
2686 ret
= mi_lttng_writer_write_element_string(writer
,
2687 mi_lttng_element_rotation_location_relay_protocol
,
2688 mi_lttng_trace_archive_location_relay_protocol_type_string(protocol
));
2693 ret
= mi_lttng_writer_write_element_string(writer
,
2694 mi_lttng_element_rotation_location_relay_relative_path
,
2700 /* Close relay element */
2701 ret
= mi_lttng_writer_close_element(writer
);
2715 int mi_lttng_rotate(struct mi_writer
*writer
,
2716 const char *session_name
,
2717 enum lttng_rotation_state rotation_state
,
2718 const struct lttng_trace_archive_location
*location
)
2722 ret
= mi_lttng_writer_open_element(writer
,
2723 mi_lttng_element_rotation
);
2728 ret
= mi_lttng_writer_write_element_string(writer
,
2729 mi_lttng_element_session_name
,
2735 ret
= mi_lttng_writer_write_element_string(writer
,
2736 mi_lttng_element_rotation_state
,
2737 mi_lttng_rotation_state_string(rotation_state
));
2743 /* Not a serialization error. */
2744 goto close_rotation
;
2747 ret
= mi_lttng_writer_open_element(writer
,
2748 mi_lttng_element_rotation_location
);
2753 ret
= mi_lttng_location(writer
, location
);
2755 goto close_location
;
2759 /* Close location element */
2760 ret
= mi_lttng_writer_close_element(writer
);
2766 /* Close rotation element */
2767 ret
= mi_lttng_writer_close_element(writer
);