Commit | Line | Data |
---|---|---|
f3ed775e | 1 | /* |
ab5be9fa | 2 | * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca> |
f3ed775e | 3 | * |
ab5be9fa | 4 | * SPDX-License-Identifier: GPL-2.0-only |
f3ed775e | 5 | * |
f3ed775e DG |
6 | */ |
7 | ||
6c1c0768 | 8 | #define _LGPL_SOURCE |
9f19cc17 | 9 | #include <inttypes.h> |
f3ed775e DG |
10 | #include <popt.h> |
11 | #include <stdio.h> | |
12 | #include <stdlib.h> | |
13 | #include <string.h> | |
7a3d1328 | 14 | #include <assert.h> |
f3ed775e | 15 | |
fb14d0d8 | 16 | #include <common/mi-lttng.h> |
5b89fc92 | 17 | #include <common/time.h> |
fae9a062 | 18 | #include <lttng/constant.h> |
2d97a006 | 19 | #include <lttng/tracker.h> |
fb14d0d8 | 20 | |
c399183f | 21 | #include "../command.h" |
f3ed775e | 22 | |
9f19cc17 DG |
23 | static int opt_userspace; |
24 | static int opt_kernel; | |
3c6a091f | 25 | static int opt_jul; |
5cdb6027 | 26 | static int opt_log4j; |
0e115563 | 27 | static int opt_python; |
9f19cc17 DG |
28 | static char *opt_channel; |
29 | static int opt_domain; | |
f37d259d | 30 | static int opt_fields; |
834978fd | 31 | static int opt_syscall; |
9f19cc17 DG |
32 | |
33 | const char *indent4 = " "; | |
34 | const char *indent6 = " "; | |
35 | const char *indent8 = " "; | |
f3ed775e | 36 | |
4fc83d94 PP |
37 | #ifdef LTTNG_EMBED_HELP |
38 | static const char help_msg[] = | |
39 | #include <lttng-list.1.h> | |
40 | ; | |
41 | #endif | |
42 | ||
f3ed775e DG |
43 | enum { |
44 | OPT_HELP = 1, | |
eeac7d46 | 45 | OPT_USERSPACE, |
679b4943 | 46 | OPT_LIST_OPTIONS, |
f3ed775e DG |
47 | }; |
48 | ||
cd80958d | 49 | static struct lttng_handle *handle; |
fb14d0d8 | 50 | static struct mi_writer *writer; |
cd80958d | 51 | |
e50e81d3 JG |
52 | /* Only set when listing a single session. */ |
53 | static struct lttng_session listed_session; | |
54 | ||
f3ed775e DG |
55 | static struct poptOption long_options[] = { |
56 | /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ | |
2fa605f7 JG |
57 | {"help", 'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0}, |
58 | {"kernel", 'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0}, | |
59 | {"jul", 'j', POPT_ARG_VAL, &opt_jul, 1, 0, 0}, | |
60 | {"log4j", 'l', POPT_ARG_VAL, &opt_log4j, 1, 0, 0}, | |
61 | {"python", 'p', POPT_ARG_VAL, &opt_python, 1, 0, 0}, | |
62 | {"userspace", 'u', POPT_ARG_NONE, 0, OPT_USERSPACE, 0, 0}, | |
63 | {"channel", 'c', POPT_ARG_STRING, &opt_channel, 0, 0, 0}, | |
64 | {"domain", 'd', POPT_ARG_VAL, &opt_domain, 1, 0, 0}, | |
65 | {"fields", 'f', POPT_ARG_VAL, &opt_fields, 1, 0, 0}, | |
66 | {"syscall", 'S', POPT_ARG_VAL, &opt_syscall, 1, 0, 0}, | |
679b4943 | 67 | {"list-options", 0, POPT_ARG_NONE, NULL, OPT_LIST_OPTIONS, NULL, NULL}, |
f3ed775e DG |
68 | {0, 0, 0, 0, 0, 0, 0} |
69 | }; | |
70 | ||
f3ed775e | 71 | /* |
9f19cc17 | 72 | * Get command line from /proc for a specific pid. |
f3ed775e | 73 | * |
9f19cc17 DG |
74 | * On success, return an allocated string pointer to the proc cmdline. |
75 | * On error, return NULL. | |
f3ed775e DG |
76 | */ |
77 | static char *get_cmdline_by_pid(pid_t pid) | |
78 | { | |
79 | int ret; | |
1ad31aec | 80 | FILE *fp = NULL; |
f3ed775e | 81 | char *cmdline = NULL; |
fae9a062 JG |
82 | /* Can't go bigger than /proc/LTTNG_MAX_PID/cmdline */ |
83 | char path[sizeof("/proc//cmdline") + sizeof(LTTNG_MAX_PID_STR) - 1]; | |
f3ed775e DG |
84 | |
85 | snprintf(path, sizeof(path), "/proc/%d/cmdline", pid); | |
86 | fp = fopen(path, "r"); | |
87 | if (fp == NULL) { | |
88 | goto end; | |
89 | } | |
90 | ||
91 | /* Caller must free() *cmdline */ | |
63a2c1bd | 92 | cmdline = zmalloc(PATH_MAX); |
f6962219 | 93 | if (!cmdline) { |
6f04ed72 | 94 | PERROR("malloc cmdline"); |
f6962219 JG |
95 | goto end; |
96 | } | |
f3ed775e | 97 | ret = fread(cmdline, 1, PATH_MAX, fp); |
f40799e8 | 98 | if (ret < 0) { |
6f04ed72 | 99 | PERROR("fread proc list"); |
f40799e8 | 100 | } |
f3ed775e DG |
101 | |
102 | end: | |
1ad31aec DG |
103 | if (fp) { |
104 | fclose(fp); | |
105 | } | |
f3ed775e DG |
106 | return cmdline; |
107 | } | |
b551a063 | 108 | |
464dd62d MD |
109 | static |
110 | const char *active_string(int value) | |
111 | { | |
112 | switch (value) { | |
2cbf8fed DG |
113 | case 0: return "inactive"; |
114 | case 1: return "active"; | |
464dd62d MD |
115 | case -1: return ""; |
116 | default: return NULL; | |
117 | } | |
118 | } | |
119 | ||
2cbf8fed DG |
120 | static const char *snapshot_string(int value) |
121 | { | |
122 | switch (value) { | |
123 | case 1: | |
124 | return " snapshot"; | |
125 | default: | |
126 | return ""; | |
127 | } | |
128 | } | |
129 | ||
464dd62d MD |
130 | static |
131 | const char *enabled_string(int value) | |
132 | { | |
133 | switch (value) { | |
b09f0429 MD |
134 | case 0: return " [disabled]"; |
135 | case 1: return " [enabled]"; | |
464dd62d MD |
136 | case -1: return ""; |
137 | default: return NULL; | |
138 | } | |
139 | } | |
140 | ||
fceb65df | 141 | static |
7b4a95b1 | 142 | const char *safe_string(const char *str) |
fceb65df | 143 | { |
7b4a95b1 | 144 | return str ? str : ""; |
4634f12e JI |
145 | } |
146 | ||
1f0e17de DG |
147 | static const char *logleveltype_string(enum lttng_loglevel_type value) |
148 | { | |
149 | switch (value) { | |
af6bce80 DG |
150 | case LTTNG_EVENT_LOGLEVEL_ALL: |
151 | return ":"; | |
1f0e17de | 152 | case LTTNG_EVENT_LOGLEVEL_RANGE: |
af6bce80 | 153 | return " <="; |
1f0e17de | 154 | case LTTNG_EVENT_LOGLEVEL_SINGLE: |
af6bce80 | 155 | return " =="; |
1f0e17de | 156 | default: |
af6bce80 | 157 | return " <<TYPE UNKN>>"; |
1f0e17de DG |
158 | } |
159 | } | |
160 | ||
834978fd DG |
161 | static const char *bitness_event(enum lttng_event_flag flags) |
162 | { | |
163 | if (flags & LTTNG_EVENT_FLAG_SYSCALL_32) { | |
164 | if (flags & LTTNG_EVENT_FLAG_SYSCALL_64) { | |
165 | return " [32/64-bit]"; | |
166 | } else { | |
167 | return " [32-bit]"; | |
168 | } | |
169 | } else if (flags & LTTNG_EVENT_FLAG_SYSCALL_64) { | |
170 | return " [64-bit]"; | |
171 | } else { | |
172 | return ""; | |
173 | } | |
174 | } | |
175 | ||
7b4a95b1 PP |
176 | /* |
177 | * Get exclusion names message for a single event. | |
178 | * | |
179 | * Returned pointer must be freed by caller. Returns NULL on error. | |
180 | */ | |
181 | static char *get_exclusion_names_msg(struct lttng_event *event) | |
182 | { | |
183 | int ret; | |
184 | int exclusion_count; | |
185 | char *exclusion_msg = NULL; | |
186 | char *at; | |
7b4a95b1 PP |
187 | size_t i; |
188 | const char * const exclusion_fmt = " [exclusions: "; | |
19ed7632 | 189 | const size_t exclusion_fmt_len = strlen(exclusion_fmt); |
7b4a95b1 PP |
190 | |
191 | exclusion_count = lttng_event_get_exclusion_name_count(event); | |
192 | if (exclusion_count < 0) { | |
193 | goto end; | |
194 | } else if (exclusion_count == 0) { | |
195 | /* | |
196 | * No exclusions: return copy of empty string so that | |
197 | * it can be freed by caller. | |
198 | */ | |
199 | exclusion_msg = strdup(""); | |
200 | goto end; | |
201 | } | |
202 | ||
203 | /* | |
204 | * exclusion_msg's size is bounded by the exclusion_fmt string, | |
205 | * a comma per entry, the entry count (fixed-size), a closing | |
206 | * bracket, and a trailing \0. | |
207 | */ | |
208 | exclusion_msg = malloc(exclusion_count + | |
209 | exclusion_count * LTTNG_SYMBOL_NAME_LEN + | |
19ed7632 | 210 | exclusion_fmt_len + 1); |
7b4a95b1 PP |
211 | if (!exclusion_msg) { |
212 | goto end; | |
213 | } | |
214 | ||
19ed7632 | 215 | at = strcpy(exclusion_msg, exclusion_fmt) + exclusion_fmt_len; |
7b4a95b1 PP |
216 | for (i = 0; i < exclusion_count; ++i) { |
217 | const char *name; | |
218 | ||
219 | /* Append comma between exclusion names */ | |
220 | if (i > 0) { | |
221 | *at = ','; | |
222 | at++; | |
223 | } | |
224 | ||
225 | ret = lttng_event_get_exclusion_name(event, i, &name); | |
226 | if (ret) { | |
227 | /* Prints '?' on local error; should never happen */ | |
228 | *at = '?'; | |
229 | at++; | |
230 | continue; | |
231 | } | |
232 | ||
233 | /* Append exclusion name */ | |
31e40170 | 234 | at += sprintf(at, "%s", name); |
7b4a95b1 PP |
235 | } |
236 | ||
237 | /* This also puts a final '\0' at the end of exclusion_msg */ | |
19ed7632 | 238 | strcpy(at, "]"); |
7b4a95b1 PP |
239 | |
240 | end: | |
241 | return exclusion_msg; | |
242 | } | |
243 | ||
b955b4d4 FD |
244 | static void print_userspace_probe_location(struct lttng_event *event) |
245 | { | |
87597c2c JG |
246 | const struct lttng_userspace_probe_location *location; |
247 | const struct lttng_userspace_probe_location_lookup_method *lookup_method; | |
b955b4d4 FD |
248 | enum lttng_userspace_probe_location_lookup_method_type lookup_type; |
249 | ||
250 | location = lttng_event_get_userspace_probe_location(event); | |
251 | if (!location) { | |
252 | MSG("Event has no userspace probe location"); | |
253 | return; | |
254 | } | |
255 | ||
256 | lookup_method = lttng_userspace_probe_location_get_lookup_method(location); | |
257 | if (!lookup_method) { | |
258 | MSG("Event has no userspace probe location lookup method"); | |
259 | return; | |
260 | } | |
261 | ||
262 | MSG("%s%s (type: userspace-probe)%s", indent6, event->name, enabled_string(event->enabled)); | |
263 | ||
264 | lookup_type = lttng_userspace_probe_location_lookup_method_get_type(lookup_method); | |
265 | ||
266 | switch (lttng_userspace_probe_location_get_type(location)) { | |
267 | case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_UNKNOWN: | |
268 | MSG("%sType: Unknown", indent8); | |
269 | break; | |
270 | case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_FUNCTION: | |
271 | { | |
272 | const char *function_name; | |
273 | const char *binary_path; | |
274 | ||
275 | MSG("%sType: Function", indent8); | |
276 | function_name = lttng_userspace_probe_location_function_get_function_name(location); | |
277 | binary_path = realpath(lttng_userspace_probe_location_function_get_binary_path(location), NULL); | |
278 | ||
279 | MSG("%sBinary path: %s", indent8, binary_path ? binary_path : "NULL"); | |
280 | MSG("%sFunction: %s()", indent8, function_name ? function_name : "NULL"); | |
281 | switch (lookup_type) { | |
282 | case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_ELF: | |
283 | MSG("%sLookup method: ELF", indent8); | |
284 | break; | |
285 | case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_DEFAULT: | |
286 | MSG("%sLookup method: default", indent8); | |
287 | break; | |
288 | default: | |
289 | MSG("%sLookup method: INVALID LOOKUP TYPE ENCOUNTERED", indent8); | |
290 | break; | |
291 | } | |
292 | break; | |
293 | } | |
294 | case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_TRACEPOINT: | |
295 | { | |
296 | const char *probe_name, *provider_name; | |
297 | const char *binary_path; | |
298 | ||
299 | MSG("%sType: Tracepoint", indent8); | |
300 | probe_name = lttng_userspace_probe_location_tracepoint_get_probe_name(location); | |
301 | provider_name = lttng_userspace_probe_location_tracepoint_get_provider_name(location); | |
302 | binary_path = realpath(lttng_userspace_probe_location_tracepoint_get_binary_path(location), NULL); | |
303 | MSG("%sBinary path: %s", indent8, binary_path ? binary_path : "NULL"); | |
304 | MSG("%sTracepoint: %s:%s", indent8, provider_name ? provider_name : "NULL", probe_name ? probe_name : "NULL"); | |
305 | switch (lookup_type) { | |
306 | case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_TRACEPOINT_SDT: | |
307 | MSG("%sLookup method: SDT", indent8); | |
308 | break; | |
309 | default: | |
310 | MSG("%sLookup method: INVALID LOOKUP TYPE ENCOUNTERED", indent8); | |
311 | break; | |
312 | } | |
313 | break; | |
314 | } | |
315 | default: | |
316 | ERR("Invalid probe type encountered"); | |
317 | } | |
318 | } | |
319 | ||
b551a063 DG |
320 | /* |
321 | * Pretty print single event. | |
322 | */ | |
323 | static void print_events(struct lttng_event *event) | |
324 | { | |
4adbcc72 PP |
325 | int ret; |
326 | const char *filter_str; | |
327 | char *filter_msg = NULL; | |
7b4a95b1 | 328 | char *exclusion_msg = NULL; |
4adbcc72 | 329 | |
134e72ed | 330 | ret = lttng_event_get_filter_expression(event, &filter_str); |
4adbcc72 PP |
331 | |
332 | if (ret) { | |
333 | filter_msg = strdup(" [failed to retrieve filter]"); | |
334 | } else if (filter_str) { | |
335 | const char * const filter_fmt = " [filter: '%s']"; | |
336 | ||
337 | filter_msg = malloc(strlen(filter_str) + | |
338 | strlen(filter_fmt) + 1); | |
339 | if (filter_msg) { | |
340 | sprintf(filter_msg, filter_fmt, | |
341 | filter_str); | |
342 | } | |
343 | } | |
344 | ||
7b4a95b1 PP |
345 | exclusion_msg = get_exclusion_names_msg(event); |
346 | if (!exclusion_msg) { | |
347 | exclusion_msg = strdup(" [failed to retrieve exclusions]"); | |
348 | } | |
349 | ||
b551a063 DG |
350 | switch (event->type) { |
351 | case LTTNG_EVENT_TRACEPOINT: | |
e4baff1e | 352 | { |
8b703175 | 353 | if (event->loglevel != -1) { |
af6bce80 | 354 | MSG("%s%s (loglevel%s %s (%d)) (type: tracepoint)%s%s%s", |
8b703175 | 355 | indent6, |
81afa345 | 356 | event->name, |
1f0e17de | 357 | logleveltype_string(event->loglevel_type), |
970d848b | 358 | mi_lttng_loglevel_string(event->loglevel, handle->domain.type), |
8b703175 | 359 | event->loglevel, |
fceb65df | 360 | enabled_string(event->enabled), |
7b4a95b1 PP |
361 | safe_string(exclusion_msg), |
362 | safe_string(filter_msg)); | |
8b703175 | 363 | } else { |
4634f12e | 364 | MSG("%s%s (type: tracepoint)%s%s%s", |
8b703175 MD |
365 | indent6, |
366 | event->name, | |
fceb65df | 367 | enabled_string(event->enabled), |
7b4a95b1 PP |
368 | safe_string(exclusion_msg), |
369 | safe_string(filter_msg)); | |
8b703175 | 370 | } |
b551a063 | 371 | break; |
e4baff1e | 372 | } |
1896972b DG |
373 | case LTTNG_EVENT_FUNCTION: |
374 | MSG("%s%s (type: function)%s%s", indent6, | |
375 | event->name, enabled_string(event->enabled), | |
7b4a95b1 | 376 | safe_string(filter_msg)); |
1896972b DG |
377 | if (event->attr.probe.addr != 0) { |
378 | MSG("%saddr: 0x%" PRIx64, indent8, event->attr.probe.addr); | |
379 | } else { | |
380 | MSG("%soffset: 0x%" PRIx64, indent8, event->attr.probe.offset); | |
381 | MSG("%ssymbol: %s", indent8, event->attr.probe.symbol_name); | |
382 | } | |
383 | break; | |
b551a063 | 384 | case LTTNG_EVENT_PROBE: |
fceb65df MD |
385 | MSG("%s%s (type: probe)%s%s", indent6, |
386 | event->name, enabled_string(event->enabled), | |
7b4a95b1 | 387 | safe_string(filter_msg)); |
b551a063 DG |
388 | if (event->attr.probe.addr != 0) { |
389 | MSG("%saddr: 0x%" PRIx64, indent8, event->attr.probe.addr); | |
390 | } else { | |
391 | MSG("%soffset: 0x%" PRIx64, indent8, event->attr.probe.offset); | |
392 | MSG("%ssymbol: %s", indent8, event->attr.probe.symbol_name); | |
393 | } | |
394 | break; | |
b955b4d4 FD |
395 | case LTTNG_EVENT_USERSPACE_PROBE: |
396 | print_userspace_probe_location(event); | |
397 | break; | |
b551a063 | 398 | case LTTNG_EVENT_FUNCTION_ENTRY: |
fceb65df MD |
399 | MSG("%s%s (type: function)%s%s", indent6, |
400 | event->name, enabled_string(event->enabled), | |
7b4a95b1 | 401 | safe_string(filter_msg)); |
b551a063 DG |
402 | MSG("%ssymbol: \"%s\"", indent8, event->attr.ftrace.symbol_name); |
403 | break; | |
404 | case LTTNG_EVENT_SYSCALL: | |
2199ad66 | 405 | MSG("%s%s%s%s%s%s", indent6, event->name, |
834978fd | 406 | (opt_syscall ? "" : " (type:syscall)"), |
fceb65df | 407 | enabled_string(event->enabled), |
2199ad66 JG |
408 | bitness_event(event->flags), |
409 | safe_string(filter_msg)); | |
b551a063 DG |
410 | break; |
411 | case LTTNG_EVENT_NOOP: | |
fceb65df MD |
412 | MSG("%s (type: noop)%s%s", indent6, |
413 | enabled_string(event->enabled), | |
7b4a95b1 | 414 | safe_string(filter_msg)); |
b551a063 DG |
415 | break; |
416 | case LTTNG_EVENT_ALL: | |
410b78a0 FD |
417 | /* Fall-through. */ |
418 | default: | |
b551a063 DG |
419 | /* We should never have "all" events in list. */ |
420 | assert(0); | |
421 | break; | |
422 | } | |
4adbcc72 PP |
423 | |
424 | free(filter_msg); | |
7b4a95b1 | 425 | free(exclusion_msg); |
b551a063 DG |
426 | } |
427 | ||
f37d259d MD |
428 | static const char *field_type(struct lttng_event_field *field) |
429 | { | |
430 | switch(field->type) { | |
431 | case LTTNG_EVENT_FIELD_INTEGER: | |
432 | return "integer"; | |
433 | case LTTNG_EVENT_FIELD_ENUM: | |
434 | return "enum"; | |
435 | case LTTNG_EVENT_FIELD_FLOAT: | |
436 | return "float"; | |
437 | case LTTNG_EVENT_FIELD_STRING: | |
438 | return "string"; | |
439 | case LTTNG_EVENT_FIELD_OTHER: | |
440 | default: /* fall-through */ | |
441 | return "unknown"; | |
442 | } | |
443 | } | |
444 | ||
445 | /* | |
446 | * Pretty print single event fields. | |
447 | */ | |
448 | static void print_event_field(struct lttng_event_field *field) | |
449 | { | |
450 | if (!field->field_name[0]) { | |
451 | return; | |
452 | } | |
d8fbe2a9 | 453 | MSG("%sfield: %s (%s)%s", indent8, field->field_name, |
45a32634 | 454 | field_type(field), field->nowrite ? " [no write]" : ""); |
f37d259d MD |
455 | } |
456 | ||
fb14d0d8 JR |
457 | /* |
458 | * Machine interface | |
459 | * Jul and ust event listing | |
460 | */ | |
5cdb6027 | 461 | static int mi_list_agent_ust_events(struct lttng_event *events, int count, |
fb14d0d8 JR |
462 | struct lttng_domain *domain) |
463 | { | |
464 | int ret, i; | |
465 | pid_t cur_pid = 0; | |
466 | char *cmdline = NULL; | |
467 | int pid_element_open = 0; | |
468 | ||
469 | /* Open domains element */ | |
470 | ret = mi_lttng_domains_open(writer); | |
471 | if (ret) { | |
472 | goto end; | |
473 | } | |
474 | ||
475 | /* Write domain */ | |
476 | ret = mi_lttng_domain(writer, domain, 1); | |
477 | if (ret) { | |
478 | goto end; | |
479 | } | |
480 | ||
bf239d4c JR |
481 | /* Open pids element element */ |
482 | ret = mi_lttng_pids_open(writer); | |
fb14d0d8 JR |
483 | if (ret) { |
484 | goto end; | |
485 | } | |
486 | ||
487 | for (i = 0; i < count; i++) { | |
488 | if (cur_pid != events[i].pid) { | |
489 | if (pid_element_open) { | |
2e9aecb9 | 490 | /* Close the previous events and pid element */ |
fb14d0d8 JR |
491 | ret = mi_lttng_close_multi_element(writer, 2); |
492 | if (ret) { | |
493 | goto end; | |
494 | } | |
495 | pid_element_open = 0; | |
496 | } | |
497 | ||
498 | cur_pid = events[i].pid; | |
499 | cmdline = get_cmdline_by_pid(cur_pid); | |
500 | if (!cmdline) { | |
501 | ret = CMD_ERROR; | |
502 | goto end; | |
503 | } | |
504 | ||
505 | if (!pid_element_open) { | |
506 | /* Open and write a pid element */ | |
bf239d4c | 507 | ret = mi_lttng_pid(writer, cur_pid, cmdline, 1); |
fb14d0d8 JR |
508 | if (ret) { |
509 | goto error; | |
510 | } | |
511 | ||
512 | /* Open events element */ | |
513 | ret = mi_lttng_events_open(writer); | |
514 | if (ret) { | |
515 | goto error; | |
516 | } | |
517 | ||
518 | pid_element_open = 1; | |
519 | } | |
520 | free(cmdline); | |
521 | } | |
522 | ||
523 | /* Write an event */ | |
970d848b | 524 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
525 | if (ret) { |
526 | goto end; | |
527 | } | |
528 | } | |
529 | ||
bf239d4c | 530 | /* Close pids */ |
fb14d0d8 JR |
531 | ret = mi_lttng_writer_close_element(writer); |
532 | if (ret) { | |
533 | goto end; | |
534 | } | |
535 | ||
536 | /* Close domain, domains */ | |
537 | ret = mi_lttng_close_multi_element(writer, 2); | |
538 | end: | |
539 | return ret; | |
540 | error: | |
541 | free(cmdline); | |
542 | return ret; | |
543 | } | |
544 | ||
5cdb6027 | 545 | static int list_agent_events(void) |
3c6a091f | 546 | { |
fb14d0d8 | 547 | int i, size, ret = CMD_SUCCESS; |
3c6a091f | 548 | struct lttng_domain domain; |
26c610c9 | 549 | struct lttng_handle *handle = NULL; |
469b972b | 550 | struct lttng_event *event_list = NULL; |
3c6a091f DG |
551 | pid_t cur_pid = 0; |
552 | char *cmdline = NULL; | |
5cdb6027 | 553 | const char *agent_domain_str; |
3c6a091f DG |
554 | |
555 | memset(&domain, 0, sizeof(domain)); | |
5cdb6027 DG |
556 | if (opt_jul) { |
557 | domain.type = LTTNG_DOMAIN_JUL; | |
558 | } else if (opt_log4j) { | |
559 | domain.type = LTTNG_DOMAIN_LOG4J; | |
0e115563 DG |
560 | } else if (opt_python) { |
561 | domain.type = LTTNG_DOMAIN_PYTHON; | |
26c610c9 JG |
562 | } else { |
563 | ERR("Invalid agent domain selected."); | |
564 | ret = CMD_ERROR; | |
565 | goto error; | |
5cdb6027 DG |
566 | } |
567 | ||
568 | agent_domain_str = get_domain_str(domain.type); | |
569 | ||
570 | DBG("Getting %s tracing events", agent_domain_str); | |
3c6a091f DG |
571 | |
572 | handle = lttng_create_handle(NULL, &domain); | |
573 | if (handle == NULL) { | |
fb14d0d8 JR |
574 | ret = CMD_ERROR; |
575 | goto end; | |
3c6a091f DG |
576 | } |
577 | ||
578 | size = lttng_list_tracepoints(handle, &event_list); | |
579 | if (size < 0) { | |
5cdb6027 DG |
580 | ERR("Unable to list %s events: %s", agent_domain_str, |
581 | lttng_strerror(size)); | |
fb14d0d8 JR |
582 | ret = CMD_ERROR; |
583 | goto end; | |
3c6a091f DG |
584 | } |
585 | ||
fb14d0d8 JR |
586 | if (lttng_opt_mi) { |
587 | /* Mi print */ | |
5cdb6027 | 588 | ret = mi_list_agent_ust_events(event_list, size, &domain); |
fb14d0d8 JR |
589 | if (ret) { |
590 | ret = CMD_ERROR; | |
591 | goto error; | |
3c6a091f | 592 | } |
fb14d0d8 JR |
593 | } else { |
594 | /* Pretty print */ | |
5cdb6027 DG |
595 | MSG("%s events (Logger name):\n-------------------------", |
596 | agent_domain_str); | |
3c6a091f | 597 | |
fb14d0d8 JR |
598 | if (size == 0) { |
599 | MSG("None"); | |
600 | } | |
3c6a091f | 601 | |
fb14d0d8 JR |
602 | for (i = 0; i < size; i++) { |
603 | if (cur_pid != event_list[i].pid) { | |
604 | cur_pid = event_list[i].pid; | |
605 | cmdline = get_cmdline_by_pid(cur_pid); | |
606 | if (cmdline == NULL) { | |
607 | ret = CMD_ERROR; | |
608 | goto error; | |
609 | } | |
610 | MSG("\nPID: %d - Name: %s", cur_pid, cmdline); | |
611 | free(cmdline); | |
612 | } | |
613 | MSG("%s- %s", indent6, event_list[i].name); | |
614 | } | |
3c6a091f | 615 | |
fb14d0d8 JR |
616 | MSG(""); |
617 | } | |
3c6a091f DG |
618 | |
619 | error: | |
fb14d0d8 JR |
620 | free(event_list); |
621 | end: | |
3c6a091f | 622 | lttng_destroy_handle(handle); |
fb14d0d8 | 623 | return ret; |
3c6a091f DG |
624 | } |
625 | ||
b551a063 DG |
626 | /* |
627 | * Ask session daemon for all user space tracepoints available. | |
628 | */ | |
629 | static int list_ust_events(void) | |
630 | { | |
fb14d0d8 | 631 | int i, size, ret = CMD_SUCCESS; |
b551a063 DG |
632 | struct lttng_domain domain; |
633 | struct lttng_handle *handle; | |
bec97646 | 634 | struct lttng_event *event_list = NULL; |
b551a063 | 635 | pid_t cur_pid = 0; |
ea5cbc00 | 636 | char *cmdline = NULL; |
b551a063 | 637 | |
441c16a7 MD |
638 | memset(&domain, 0, sizeof(domain)); |
639 | ||
b551a063 DG |
640 | DBG("Getting UST tracing events"); |
641 | ||
642 | domain.type = LTTNG_DOMAIN_UST; | |
643 | ||
644 | handle = lttng_create_handle(NULL, &domain); | |
645 | if (handle == NULL) { | |
fb14d0d8 JR |
646 | ret = CMD_ERROR; |
647 | goto end; | |
b551a063 DG |
648 | } |
649 | ||
650 | size = lttng_list_tracepoints(handle, &event_list); | |
651 | if (size < 0) { | |
60e835ca | 652 | ERR("Unable to list UST events: %s", lttng_strerror(size)); |
fb14d0d8 JR |
653 | ret = CMD_ERROR; |
654 | goto error; | |
b551a063 DG |
655 | } |
656 | ||
fb14d0d8 JR |
657 | if (lttng_opt_mi) { |
658 | /* Mi print */ | |
5cdb6027 | 659 | ret = mi_list_agent_ust_events(event_list, size, &domain); |
fb14d0d8 JR |
660 | } else { |
661 | /* Pretty print */ | |
662 | MSG("UST events:\n-------------"); | |
663 | ||
664 | if (size == 0) { | |
665 | MSG("None"); | |
666 | } | |
667 | ||
668 | for (i = 0; i < size; i++) { | |
669 | if (cur_pid != event_list[i].pid) { | |
670 | cur_pid = event_list[i].pid; | |
671 | cmdline = get_cmdline_by_pid(cur_pid); | |
672 | if (cmdline == NULL) { | |
673 | ret = CMD_ERROR; | |
674 | goto error; | |
675 | } | |
676 | MSG("\nPID: %d - Name: %s", cur_pid, cmdline); | |
677 | free(cmdline); | |
678 | } | |
679 | print_events(&event_list[i]); | |
680 | } | |
b551a063 | 681 | |
fb14d0d8 | 682 | MSG(""); |
b551a063 DG |
683 | } |
684 | ||
fb14d0d8 JR |
685 | error: |
686 | free(event_list); | |
687 | end: | |
688 | lttng_destroy_handle(handle); | |
689 | return ret; | |
690 | } | |
691 | ||
692 | /* | |
693 | * Machine interface | |
694 | * List all ust event with their fields | |
695 | */ | |
696 | static int mi_list_ust_event_fields(struct lttng_event_field *fields, int count, | |
697 | struct lttng_domain *domain) | |
698 | { | |
699 | int ret, i; | |
700 | pid_t cur_pid = 0; | |
701 | char *cmdline = NULL; | |
702 | int pid_element_open = 0; | |
703 | int event_element_open = 0; | |
704 | struct lttng_event cur_event; | |
705 | ||
d113fbc8 JR |
706 | memset(&cur_event, 0, sizeof(cur_event)); |
707 | ||
fb14d0d8 JR |
708 | /* Open domains element */ |
709 | ret = mi_lttng_domains_open(writer); | |
710 | if (ret) { | |
711 | goto end; | |
712 | } | |
713 | ||
714 | /* Write domain */ | |
715 | ret = mi_lttng_domain(writer, domain, 1); | |
716 | if (ret) { | |
717 | goto end; | |
718 | } | |
719 | ||
bf239d4c JR |
720 | /* Open pids element */ |
721 | ret = mi_lttng_pids_open(writer); | |
fb14d0d8 JR |
722 | if (ret) { |
723 | goto end; | |
724 | } | |
725 | ||
726 | for (i = 0; i < count; i++) { | |
727 | if (cur_pid != fields[i].event.pid) { | |
728 | if (pid_element_open) { | |
729 | if (event_element_open) { | |
485ca16f | 730 | /* Close the previous field element and event. */ |
fb14d0d8 JR |
731 | ret = mi_lttng_close_multi_element(writer, 2); |
732 | if (ret) { | |
733 | goto end; | |
734 | } | |
735 | event_element_open = 0; | |
736 | } | |
737 | /* Close the previous events, pid element */ | |
738 | ret = mi_lttng_close_multi_element(writer, 2); | |
739 | if (ret) { | |
740 | goto end; | |
741 | } | |
742 | pid_element_open = 0; | |
743 | } | |
744 | ||
745 | cur_pid = fields[i].event.pid; | |
ea5cbc00 | 746 | cmdline = get_cmdline_by_pid(cur_pid); |
fb14d0d8 | 747 | if (!pid_element_open) { |
bf239d4c JR |
748 | /* Open and write a pid element */ |
749 | ret = mi_lttng_pid(writer, cur_pid, cmdline, 1); | |
fb14d0d8 JR |
750 | if (ret) { |
751 | goto error; | |
752 | } | |
753 | ||
754 | /* Open events element */ | |
755 | ret = mi_lttng_events_open(writer); | |
756 | if (ret) { | |
757 | goto error; | |
758 | } | |
759 | pid_element_open = 1; | |
760 | } | |
ea5cbc00 | 761 | free(cmdline); |
fb14d0d8 JR |
762 | /* Wipe current event since we are about to print a new PID. */ |
763 | memset(&cur_event, 0, sizeof(cur_event)); | |
b551a063 | 764 | } |
b551a063 | 765 | |
fb14d0d8 JR |
766 | if (strcmp(cur_event.name, fields[i].event.name) != 0) { |
767 | if (event_element_open) { | |
768 | /* Close the previous fields element and the previous event */ | |
769 | ret = mi_lttng_close_multi_element(writer, 2); | |
770 | if (ret) { | |
771 | goto end; | |
772 | } | |
773 | event_element_open = 0; | |
774 | } | |
775 | ||
776 | memcpy(&cur_event, &fields[i].event, | |
777 | sizeof(cur_event)); | |
b551a063 | 778 | |
fb14d0d8 JR |
779 | if (!event_element_open) { |
780 | /* Open and write the event */ | |
970d848b DG |
781 | ret = mi_lttng_event(writer, &cur_event, 1, |
782 | handle->domain.type); | |
fb14d0d8 JR |
783 | if (ret) { |
784 | goto end; | |
785 | } | |
786 | ||
787 | /* Open a fields element */ | |
788 | ret = mi_lttng_event_fields_open(writer); | |
789 | if (ret) { | |
790 | goto end; | |
791 | } | |
792 | event_element_open = 1; | |
793 | } | |
794 | } | |
b551a063 | 795 | |
fb14d0d8 JR |
796 | /* Print the event_field */ |
797 | ret = mi_lttng_event_field(writer, &fields[i]); | |
798 | if (ret) { | |
799 | goto end; | |
800 | } | |
801 | } | |
b551a063 | 802 | |
83d6d6c4 | 803 | /* Close pids, domain, domains */ |
fb14d0d8 JR |
804 | ret = mi_lttng_close_multi_element(writer, 3); |
805 | end: | |
806 | return ret; | |
b551a063 | 807 | error: |
fb14d0d8 JR |
808 | free(cmdline); |
809 | return ret; | |
b551a063 | 810 | } |
f3ed775e | 811 | |
f37d259d MD |
812 | /* |
813 | * Ask session daemon for all user space tracepoint fields available. | |
814 | */ | |
815 | static int list_ust_event_fields(void) | |
816 | { | |
fb14d0d8 | 817 | int i, size, ret = CMD_SUCCESS; |
f37d259d MD |
818 | struct lttng_domain domain; |
819 | struct lttng_handle *handle; | |
820 | struct lttng_event_field *event_field_list; | |
821 | pid_t cur_pid = 0; | |
ea5cbc00 CB |
822 | char *cmdline = NULL; |
823 | ||
f37d259d MD |
824 | struct lttng_event cur_event; |
825 | ||
826 | memset(&domain, 0, sizeof(domain)); | |
827 | memset(&cur_event, 0, sizeof(cur_event)); | |
828 | ||
829 | DBG("Getting UST tracing event fields"); | |
830 | ||
831 | domain.type = LTTNG_DOMAIN_UST; | |
832 | ||
833 | handle = lttng_create_handle(NULL, &domain); | |
834 | if (handle == NULL) { | |
fb14d0d8 JR |
835 | ret = CMD_ERROR; |
836 | goto end; | |
f37d259d MD |
837 | } |
838 | ||
839 | size = lttng_list_tracepoint_fields(handle, &event_field_list); | |
840 | if (size < 0) { | |
60e835ca | 841 | ERR("Unable to list UST event fields: %s", lttng_strerror(size)); |
fb14d0d8 JR |
842 | ret = CMD_ERROR; |
843 | goto end; | |
f37d259d MD |
844 | } |
845 | ||
fb14d0d8 JR |
846 | if (lttng_opt_mi) { |
847 | /* Mi print */ | |
848 | ret = mi_list_ust_event_fields(event_field_list, size, &domain); | |
849 | if (ret) { | |
850 | ret = CMD_ERROR; | |
851 | goto error; | |
852 | } | |
853 | } else { | |
854 | /* Pretty print */ | |
855 | MSG("UST events:\n-------------"); | |
f37d259d | 856 | |
fb14d0d8 JR |
857 | if (size == 0) { |
858 | MSG("None"); | |
f37d259d | 859 | } |
fb14d0d8 JR |
860 | |
861 | for (i = 0; i < size; i++) { | |
862 | if (cur_pid != event_field_list[i].event.pid) { | |
863 | cur_pid = event_field_list[i].event.pid; | |
864 | cmdline = get_cmdline_by_pid(cur_pid); | |
865 | if (cmdline == NULL) { | |
866 | ret = CMD_ERROR; | |
867 | goto error; | |
868 | } | |
869 | MSG("\nPID: %d - Name: %s", cur_pid, cmdline); | |
870 | free(cmdline); | |
871 | /* Wipe current event since we are about to print a new PID. */ | |
872 | memset(&cur_event, 0, sizeof(cur_event)); | |
873 | } | |
874 | if (strcmp(cur_event.name, event_field_list[i].event.name) != 0) { | |
875 | print_events(&event_field_list[i].event); | |
876 | memcpy(&cur_event, &event_field_list[i].event, | |
877 | sizeof(cur_event)); | |
878 | } | |
879 | print_event_field(&event_field_list[i]); | |
f37d259d | 880 | } |
f37d259d | 881 | |
fb14d0d8 JR |
882 | MSG(""); |
883 | } | |
f37d259d | 884 | |
fb14d0d8 | 885 | error: |
f37d259d | 886 | free(event_field_list); |
fb14d0d8 | 887 | end: |
f37d259d | 888 | lttng_destroy_handle(handle); |
fb14d0d8 JR |
889 | return ret; |
890 | } | |
f37d259d | 891 | |
fb14d0d8 JR |
892 | /* |
893 | * Machine interface | |
894 | * Print a list of kernel events | |
895 | */ | |
896 | static int mi_list_kernel_events(struct lttng_event *events, int count, | |
897 | struct lttng_domain *domain) | |
898 | { | |
899 | int ret, i; | |
f37d259d | 900 | |
fb14d0d8 JR |
901 | /* Open domains element */ |
902 | ret = mi_lttng_domains_open(writer); | |
903 | if (ret) { | |
904 | goto end; | |
905 | } | |
906 | ||
907 | /* Write domain */ | |
908 | ret = mi_lttng_domain(writer, domain, 1); | |
909 | if (ret) { | |
910 | goto end; | |
911 | } | |
912 | ||
913 | /* Open events */ | |
914 | ret = mi_lttng_events_open(writer); | |
915 | if (ret) { | |
916 | goto end; | |
917 | } | |
918 | ||
919 | for (i = 0; i < count; i++) { | |
970d848b | 920 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
921 | if (ret) { |
922 | goto end; | |
923 | } | |
924 | } | |
925 | ||
926 | /* close events, domain and domains */ | |
927 | ret = mi_lttng_close_multi_element(writer, 3); | |
928 | if (ret) { | |
929 | goto end; | |
930 | } | |
931 | ||
932 | end: | |
933 | return ret; | |
f37d259d MD |
934 | } |
935 | ||
f3ed775e | 936 | /* |
fb14d0d8 | 937 | * Ask for all trace events in the kernel |
f3ed775e | 938 | */ |
9f19cc17 | 939 | static int list_kernel_events(void) |
f3ed775e | 940 | { |
fb14d0d8 | 941 | int i, size, ret = CMD_SUCCESS; |
b551a063 DG |
942 | struct lttng_domain domain; |
943 | struct lttng_handle *handle; | |
9f19cc17 | 944 | struct lttng_event *event_list; |
f3ed775e | 945 | |
441c16a7 MD |
946 | memset(&domain, 0, sizeof(domain)); |
947 | ||
b551a063 DG |
948 | DBG("Getting kernel tracing events"); |
949 | ||
950 | domain.type = LTTNG_DOMAIN_KERNEL; | |
951 | ||
952 | handle = lttng_create_handle(NULL, &domain); | |
953 | if (handle == NULL) { | |
fb14d0d8 | 954 | ret = CMD_ERROR; |
b551a063 DG |
955 | goto error; |
956 | } | |
f3ed775e | 957 | |
cd80958d | 958 | size = lttng_list_tracepoints(handle, &event_list); |
9f19cc17 | 959 | if (size < 0) { |
60e835ca | 960 | ERR("Unable to list kernel events: %s", lttng_strerror(size)); |
ef021732 | 961 | lttng_destroy_handle(handle); |
fb14d0d8 | 962 | return CMD_ERROR; |
f3ed775e DG |
963 | } |
964 | ||
fb14d0d8 JR |
965 | if (lttng_opt_mi) { |
966 | /* Mi print */ | |
967 | ret = mi_list_kernel_events(event_list, size, &domain); | |
968 | if (ret) { | |
969 | ret = CMD_ERROR; | |
970 | goto end; | |
971 | } | |
972 | } else { | |
973 | MSG("Kernel events:\n-------------"); | |
f3ed775e | 974 | |
fb14d0d8 JR |
975 | for (i = 0; i < size; i++) { |
976 | print_events(&event_list[i]); | |
977 | } | |
f3ed775e | 978 | |
fb14d0d8 JR |
979 | MSG(""); |
980 | } | |
b551a063 | 981 | |
fb14d0d8 | 982 | end: |
f3ed775e DG |
983 | free(event_list); |
984 | ||
ef021732 | 985 | lttng_destroy_handle(handle); |
fb14d0d8 | 986 | return ret; |
b551a063 DG |
987 | |
988 | error: | |
ef021732 | 989 | lttng_destroy_handle(handle); |
fb14d0d8 JR |
990 | return ret; |
991 | } | |
992 | ||
834978fd DG |
993 | /* |
994 | * Machine interface | |
995 | * Print a list of system calls. | |
996 | */ | |
997 | static int mi_list_syscalls(struct lttng_event *events, int count) | |
998 | { | |
999 | int ret, i; | |
1000 | ||
1001 | /* Open events */ | |
1002 | ret = mi_lttng_events_open(writer); | |
1003 | if (ret) { | |
1004 | goto end; | |
1005 | } | |
1006 | ||
1007 | for (i = 0; i < count; i++) { | |
970d848b | 1008 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
834978fd DG |
1009 | if (ret) { |
1010 | goto end; | |
1011 | } | |
1012 | } | |
1013 | ||
1014 | /* Close events. */ | |
1015 | ret = mi_lttng_writer_close_element(writer); | |
1016 | if (ret) { | |
1017 | goto end; | |
1018 | } | |
1019 | ||
1020 | end: | |
1021 | return ret; | |
1022 | } | |
1023 | ||
1024 | /* | |
1025 | * Ask for kernel system calls. | |
1026 | */ | |
1027 | static int list_syscalls(void) | |
1028 | { | |
1029 | int i, size, ret = CMD_SUCCESS; | |
1030 | struct lttng_event *event_list; | |
1031 | ||
1032 | DBG("Getting kernel system call events"); | |
1033 | ||
1034 | size = lttng_list_syscalls(&event_list); | |
1035 | if (size < 0) { | |
1036 | ERR("Unable to list system calls: %s", lttng_strerror(size)); | |
1037 | ret = CMD_ERROR; | |
1038 | goto error; | |
1039 | } | |
1040 | ||
1041 | if (lttng_opt_mi) { | |
1042 | /* Mi print */ | |
1043 | ret = mi_list_syscalls(event_list, size); | |
1044 | if (ret) { | |
1045 | ret = CMD_ERROR; | |
1046 | goto end; | |
1047 | } | |
1048 | } else { | |
1049 | MSG("System calls:\n-------------"); | |
1050 | ||
1051 | for (i = 0; i < size; i++) { | |
1052 | print_events(&event_list[i]); | |
1053 | } | |
1054 | ||
1055 | MSG(""); | |
1056 | } | |
1057 | ||
1058 | end: | |
1059 | free(event_list); | |
1060 | return ret; | |
1061 | ||
1062 | error: | |
1063 | return ret; | |
1064 | } | |
1065 | ||
fb14d0d8 JR |
1066 | /* |
1067 | * Machine Interface | |
5cdb6027 | 1068 | * Print a list of agent events |
fb14d0d8 | 1069 | */ |
5cdb6027 | 1070 | static int mi_list_session_agent_events(struct lttng_event *events, int count) |
fb14d0d8 JR |
1071 | { |
1072 | int ret, i; | |
1073 | ||
1074 | /* Open events element */ | |
1075 | ret = mi_lttng_events_open(writer); | |
1076 | if (ret) { | |
1077 | goto end; | |
1078 | } | |
1079 | ||
1080 | for (i = 0; i < count; i++) { | |
970d848b | 1081 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
1082 | if (ret) { |
1083 | goto end; | |
1084 | } | |
1085 | } | |
1086 | ||
1087 | /* Close events element */ | |
1088 | ret = mi_lttng_writer_close_element(writer); | |
1089 | ||
1090 | end: | |
1091 | return ret; | |
f3ed775e DG |
1092 | } |
1093 | ||
3c6a091f | 1094 | /* |
5cdb6027 | 1095 | * List agent events for a specific session using the handle. |
3c6a091f DG |
1096 | * |
1097 | * Return CMD_SUCCESS on success else a negative value. | |
1098 | */ | |
5cdb6027 | 1099 | static int list_session_agent_events(void) |
3c6a091f | 1100 | { |
fb14d0d8 | 1101 | int ret = CMD_SUCCESS, count, i; |
3c6a091f DG |
1102 | struct lttng_event *events = NULL; |
1103 | ||
1104 | count = lttng_list_events(handle, "", &events); | |
1105 | if (count < 0) { | |
fb14d0d8 JR |
1106 | ret = CMD_ERROR; |
1107 | ERR("%s", lttng_strerror(count)); | |
3c6a091f DG |
1108 | goto error; |
1109 | } | |
1110 | ||
fb14d0d8 JR |
1111 | if (lttng_opt_mi) { |
1112 | /* Mi print */ | |
5cdb6027 | 1113 | ret = mi_list_session_agent_events(events, count); |
fb14d0d8 JR |
1114 | if (ret) { |
1115 | ret = CMD_ERROR; | |
1116 | goto end; | |
1117 | } | |
1118 | } else { | |
1119 | /* Pretty print */ | |
1120 | MSG("Events (Logger name):\n---------------------"); | |
1121 | if (count == 0) { | |
1122 | MSG("%sNone\n", indent6); | |
1123 | goto end; | |
1124 | } | |
1125 | ||
1126 | for (i = 0; i < count; i++) { | |
9a890ce8 JG |
1127 | const char *filter_str; |
1128 | char *filter_msg = NULL; | |
1129 | struct lttng_event *event = &events[i]; | |
1130 | ||
134e72ed JG |
1131 | ret = lttng_event_get_filter_expression(event, |
1132 | &filter_str); | |
9a890ce8 JG |
1133 | if (ret) { |
1134 | filter_msg = strdup(" [failed to retrieve filter]"); | |
1135 | } else if (filter_str) { | |
1136 | const char * const filter_fmt = | |
1137 | " [filter: '%s']"; | |
1138 | ||
1139 | filter_msg = malloc(strlen(filter_str) + | |
1140 | strlen(filter_fmt) + 1); | |
1141 | if (filter_msg) { | |
00505bae JG |
1142 | sprintf(filter_msg, filter_fmt, |
1143 | filter_str); | |
9a890ce8 JG |
1144 | } |
1145 | } | |
1146 | ||
1147 | if (event->loglevel_type != | |
755066c2 | 1148 | LTTNG_EVENT_LOGLEVEL_ALL) { |
9a890ce8 JG |
1149 | MSG("%s- %s%s (loglevel%s %s)%s", indent4, |
1150 | event->name, | |
1151 | enabled_string(event->enabled), | |
755066c2 | 1152 | logleveltype_string( |
9a890ce8 | 1153 | event->loglevel_type), |
755066c2 | 1154 | mi_lttng_loglevel_string( |
9a890ce8 JG |
1155 | event->loglevel, |
1156 | handle->domain.type), | |
7b4a95b1 | 1157 | safe_string(filter_msg)); |
755066c2 | 1158 | } else { |
9a890ce8 JG |
1159 | MSG("%s- %s%s%s", indent4, event->name, |
1160 | enabled_string(event->enabled), | |
7b4a95b1 | 1161 | safe_string(filter_msg)); |
755066c2 | 1162 | } |
9a890ce8 | 1163 | free(filter_msg); |
fb14d0d8 JR |
1164 | } |
1165 | ||
1166 | MSG(""); | |
1167 | } | |
1168 | ||
1169 | end: | |
1170 | free(events); | |
1171 | error: | |
1172 | return ret; | |
1173 | } | |
1174 | ||
1175 | /* | |
1176 | * Machine interface | |
1177 | * print a list of event | |
1178 | */ | |
1179 | static int mi_list_events(struct lttng_event *events, int count) | |
1180 | { | |
1181 | int ret, i; | |
1182 | ||
1183 | /* Open events element */ | |
1184 | ret = mi_lttng_events_open(writer); | |
1185 | if (ret) { | |
3c6a091f DG |
1186 | goto end; |
1187 | } | |
1188 | ||
1189 | for (i = 0; i < count; i++) { | |
970d848b | 1190 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
1191 | if (ret) { |
1192 | goto end; | |
1193 | } | |
3c6a091f DG |
1194 | } |
1195 | ||
fb14d0d8 JR |
1196 | /* Close events element */ |
1197 | ret = mi_lttng_writer_close_element(writer); | |
3c6a091f DG |
1198 | |
1199 | end: | |
3c6a091f DG |
1200 | return ret; |
1201 | } | |
1202 | ||
f3ed775e | 1203 | /* |
9f19cc17 | 1204 | * List events of channel of session and domain. |
f3ed775e | 1205 | */ |
cd80958d | 1206 | static int list_events(const char *channel_name) |
f3ed775e | 1207 | { |
fb14d0d8 | 1208 | int ret = CMD_SUCCESS, count, i; |
9f19cc17 | 1209 | struct lttng_event *events = NULL; |
f3ed775e | 1210 | |
cd80958d | 1211 | count = lttng_list_events(handle, channel_name, &events); |
f3ed775e | 1212 | if (count < 0) { |
fb14d0d8 JR |
1213 | ret = CMD_ERROR; |
1214 | ERR("%s", lttng_strerror(count)); | |
f3ed775e DG |
1215 | goto error; |
1216 | } | |
1217 | ||
fb14d0d8 JR |
1218 | if (lttng_opt_mi) { |
1219 | /* Mi print */ | |
1220 | ret = mi_list_events(events, count); | |
1221 | if (ret) { | |
1222 | ret = CMD_ERROR; | |
1223 | goto end; | |
1224 | } | |
1225 | } else { | |
1226 | /* Pretty print */ | |
f3b3a67b | 1227 | MSG("\n%sEvent rules:", indent4); |
fb14d0d8 JR |
1228 | if (count == 0) { |
1229 | MSG("%sNone\n", indent6); | |
1230 | goto end; | |
1231 | } | |
f3ed775e | 1232 | |
fb14d0d8 JR |
1233 | for (i = 0; i < count; i++) { |
1234 | print_events(&events[i]); | |
1235 | } | |
f3ed775e | 1236 | |
fb14d0d8 JR |
1237 | MSG(""); |
1238 | } | |
9f19cc17 | 1239 | end: |
0e428499 | 1240 | free(events); |
f3ed775e DG |
1241 | error: |
1242 | return ret; | |
1243 | } | |
1244 | ||
f3b3a67b JG |
1245 | static |
1246 | void print_timer(const char *timer_name, uint32_t space_count, int64_t value) | |
1247 | { | |
1248 | uint32_t i; | |
1249 | ||
1250 | _MSG("%s%s:", indent6, timer_name); | |
1251 | for (i = 0; i < space_count; i++) { | |
1252 | _MSG(" "); | |
1253 | } | |
1254 | ||
1255 | if (value) { | |
2a1135fa | 1256 | MSG("%" PRId64 " %s", value, USEC_UNIT); |
f3b3a67b JG |
1257 | } else { |
1258 | MSG("inactive"); | |
1259 | } | |
1260 | } | |
1261 | ||
f3ed775e | 1262 | /* |
9f19cc17 DG |
1263 | * Pretty print channel |
1264 | */ | |
1265 | static void print_channel(struct lttng_channel *channel) | |
1266 | { | |
fb83fe64 | 1267 | int ret; |
cf0bcb51 | 1268 | uint64_t discarded_events, lost_packets, monitor_timer_interval; |
491d1539 | 1269 | int64_t blocking_timeout; |
fb83fe64 JD |
1270 | |
1271 | ret = lttng_channel_get_discarded_event_count(channel, | |
1272 | &discarded_events); | |
1273 | if (ret) { | |
1274 | ERR("Failed to retrieve discarded event count of channel"); | |
1275 | return; | |
1276 | } | |
1277 | ||
1278 | ret = lttng_channel_get_lost_packet_count(channel, | |
1279 | &lost_packets); | |
1280 | if (ret) { | |
1281 | ERR("Failed to retrieve lost packet count of channel"); | |
1282 | return; | |
1283 | } | |
1284 | ||
cf0bcb51 JG |
1285 | ret = lttng_channel_get_monitor_timer_interval(channel, |
1286 | &monitor_timer_interval); | |
1287 | if (ret) { | |
1288 | ERR("Failed to retrieve monitor interval of channel"); | |
1289 | return; | |
1290 | } | |
1291 | ||
491d1539 MD |
1292 | ret = lttng_channel_get_blocking_timeout(channel, |
1293 | &blocking_timeout); | |
1294 | if (ret) { | |
1295 | ERR("Failed to retrieve blocking timeout of channel"); | |
1296 | return; | |
1297 | } | |
1298 | ||
464dd62d | 1299 | MSG("- %s:%s\n", channel->name, enabled_string(channel->enabled)); |
9f19cc17 | 1300 | MSG("%sAttributes:", indent4); |
f3b3a67b JG |
1301 | MSG("%sEvent-loss mode: %s", indent6, channel->attr.overwrite ? "overwrite" : "discard"); |
1302 | MSG("%sSub-buffer size: %" PRIu64 " bytes", indent6, channel->attr.subbuf_size); | |
1303 | MSG("%sSub-buffer count: %" PRIu64, indent6, channel->attr.num_subbuf); | |
1304 | ||
1305 | print_timer("Switch timer", 5, channel->attr.switch_timer_interval); | |
1306 | print_timer("Read timer", 7, channel->attr.read_timer_interval); | |
1307 | print_timer("Monitor timer", 4, monitor_timer_interval); | |
1308 | ||
1309 | if (!channel->attr.overwrite) { | |
1310 | if (blocking_timeout == -1) { | |
1311 | MSG("%sBlocking timeout: infinite", indent6); | |
1312 | } else { | |
2a1135fa JG |
1313 | MSG("%sBlocking timeout: %" PRId64 " %s", indent6, |
1314 | blocking_timeout, USEC_UNIT); | |
f3b3a67b JG |
1315 | } |
1316 | } | |
1317 | ||
1318 | MSG("%sTrace file count: %" PRIu64 " per stream", indent6, | |
1319 | channel->attr.tracefile_count == 0 ? | |
1320 | 1 : channel->attr.tracefile_count); | |
1321 | if (channel->attr.tracefile_size != 0 ) { | |
1322 | MSG("%sTrace file size: %" PRIu64 " bytes", indent6, | |
1323 | channel->attr.tracefile_size); | |
1324 | } else { | |
1325 | MSG("%sTrace file size: %s", indent6, "unlimited"); | |
1326 | } | |
9f19cc17 DG |
1327 | switch (channel->attr.output) { |
1328 | case LTTNG_EVENT_SPLICE: | |
f3b3a67b | 1329 | MSG("%sOutput mode: splice", indent6); |
9f19cc17 DG |
1330 | break; |
1331 | case LTTNG_EVENT_MMAP: | |
f3b3a67b | 1332 | MSG("%sOutput mode: mmap", indent6); |
9f19cc17 DG |
1333 | break; |
1334 | } | |
e50e81d3 | 1335 | |
f3b3a67b JG |
1336 | MSG("\n%sStatistics:", indent4); |
1337 | if (listed_session.snapshot_mode) { | |
e50e81d3 JG |
1338 | /* |
1339 | * The lost packet count is omitted for sessions in snapshot | |
1340 | * mode as it is misleading: it would indicate the number of | |
1341 | * packets that the consumer could not extract during the | |
1342 | * course of recording the snapshot. It does not have the | |
1343 | * same meaning as the "regular" lost packet count that | |
1344 | * would result from the consumer not keeping up with | |
1345 | * event production in an overwrite-mode channel. | |
1346 | * | |
1347 | * A more interesting statistic would be the number of | |
1348 | * packets lost between the first and last extracted | |
1349 | * packets of a given snapshot (which prevents most analyses). | |
1350 | */ | |
f3b3a67b | 1351 | MSG("%sNone", indent6); |
e50e81d3 JG |
1352 | goto skip_stats_printing; |
1353 | } | |
1354 | ||
1355 | if (!channel->attr.overwrite) { | |
f3b3a67b | 1356 | MSG("%sDiscarded events: %" PRIu64, indent6, discarded_events); |
e50e81d3 | 1357 | } else { |
f3b3a67b | 1358 | MSG("%sLost packets: %" PRIu64, indent6, lost_packets); |
e50e81d3 JG |
1359 | } |
1360 | skip_stats_printing: | |
1361 | return; | |
9f19cc17 DG |
1362 | } |
1363 | ||
fb14d0d8 JR |
1364 | /* |
1365 | * Machine interface | |
1366 | * Print a list of channel | |
1367 | * | |
1368 | */ | |
1369 | static int mi_list_channels(struct lttng_channel *channels, int count, | |
1370 | const char *channel_name) | |
1371 | { | |
1372 | int i, ret; | |
1373 | unsigned int chan_found = 0; | |
1374 | ||
1375 | /* Open channels element */ | |
1376 | ret = mi_lttng_channels_open(writer); | |
1377 | if (ret) { | |
1378 | goto error; | |
1379 | } | |
1380 | ||
1381 | for (i = 0; i < count; i++) { | |
1382 | if (channel_name != NULL) { | |
1383 | if (strncmp(channels[i].name, channel_name, NAME_MAX) == 0) { | |
1384 | chan_found = 1; | |
1385 | } else { | |
1386 | continue; | |
1387 | } | |
1388 | } | |
1389 | ||
1390 | /* Write channel element and leave it open */ | |
1391 | ret = mi_lttng_channel(writer, &channels[i], 1); | |
1392 | if (ret) { | |
1393 | goto error; | |
1394 | } | |
1395 | ||
1396 | /* Listing events per channel */ | |
1397 | ret = list_events(channels[i].name); | |
1398 | if (ret) { | |
1399 | goto error; | |
1400 | } | |
1401 | ||
1402 | /* Closing the channel element we opened earlier */ | |
1403 | ret = mi_lttng_writer_close_element(writer); | |
1404 | if (ret) { | |
1405 | goto error; | |
1406 | } | |
1407 | ||
1408 | if (chan_found) { | |
1409 | break; | |
1410 | } | |
1411 | } | |
1412 | ||
1413 | /* Close channels element */ | |
1414 | ret = mi_lttng_writer_close_element(writer); | |
1415 | if (ret) { | |
1416 | goto error; | |
1417 | } | |
1418 | ||
1419 | error: | |
1420 | return ret; | |
1421 | } | |
1422 | ||
9f19cc17 DG |
1423 | /* |
1424 | * List channel(s) of session and domain. | |
f3ed775e | 1425 | * |
9f19cc17 | 1426 | * If channel_name is NULL, all channels are listed. |
f3ed775e | 1427 | */ |
cd80958d | 1428 | static int list_channels(const char *channel_name) |
f3ed775e | 1429 | { |
9f19cc17 DG |
1430 | int count, i, ret = CMD_SUCCESS; |
1431 | unsigned int chan_found = 0; | |
1432 | struct lttng_channel *channels = NULL; | |
f3ed775e | 1433 | |
3e25cb20 | 1434 | DBG("Listing channel(s) (%s)", channel_name ? : "<all>"); |
9f19cc17 | 1435 | |
cd80958d | 1436 | count = lttng_list_channels(handle, &channels); |
f3ed775e | 1437 | if (count < 0) { |
c7d620a2 DG |
1438 | switch (-count) { |
1439 | case LTTNG_ERR_KERN_CHAN_NOT_FOUND: | |
fb14d0d8 JR |
1440 | if (lttng_opt_mi) { |
1441 | /* When printing mi this is not an error | |
1442 | * but an empty channels element */ | |
1443 | count = 0; | |
1444 | } else { | |
1445 | ret = CMD_SUCCESS; | |
1446 | WARN("No kernel channel"); | |
1447 | goto error_channels; | |
1448 | } | |
c7d620a2 DG |
1449 | break; |
1450 | default: | |
1451 | /* We had a real error */ | |
fb14d0d8 JR |
1452 | ret = CMD_ERROR; |
1453 | ERR("%s", lttng_strerror(count)); | |
1454 | goto error_channels; | |
60e835ca | 1455 | break; |
c7d620a2 | 1456 | } |
f3ed775e DG |
1457 | } |
1458 | ||
fb14d0d8 JR |
1459 | if (lttng_opt_mi) { |
1460 | /* Mi print */ | |
1461 | ret = mi_list_channels(channels, count, channel_name); | |
1462 | if (ret) { | |
1463 | ret = CMD_ERROR; | |
1464 | goto error; | |
1465 | } | |
1466 | } else { | |
1467 | /* Pretty print */ | |
ade7ce52 | 1468 | if (count) { |
fb14d0d8 JR |
1469 | MSG("Channels:\n-------------"); |
1470 | } | |
9f19cc17 | 1471 | |
fb14d0d8 JR |
1472 | for (i = 0; i < count; i++) { |
1473 | if (channel_name != NULL) { | |
1474 | if (strncmp(channels[i].name, channel_name, NAME_MAX) == 0) { | |
1475 | chan_found = 1; | |
1476 | } else { | |
1477 | continue; | |
1478 | } | |
1479 | } | |
1480 | print_channel(&channels[i]); | |
1481 | ||
1482 | /* Listing events per channel */ | |
1483 | ret = list_events(channels[i].name); | |
1484 | if (ret) { | |
1485 | goto error; | |
1486 | } | |
1487 | ||
1488 | if (chan_found) { | |
1489 | break; | |
9f19cc17 DG |
1490 | } |
1491 | } | |
9f19cc17 | 1492 | |
fb14d0d8 JR |
1493 | if (!chan_found && channel_name != NULL) { |
1494 | ret = CMD_ERROR; | |
1495 | ERR("Channel %s not found", channel_name); | |
1496 | goto error; | |
9f19cc17 | 1497 | } |
fb14d0d8 JR |
1498 | } |
1499 | error: | |
1500 | free(channels); | |
9f19cc17 | 1501 | |
fb14d0d8 JR |
1502 | error_channels: |
1503 | return ret; | |
1504 | } | |
1505 | ||
83d6d6c4 JR |
1506 | static const char *get_tracker_str(enum lttng_tracker_type tracker_type) |
1507 | { | |
1508 | switch (tracker_type) { | |
1509 | case LTTNG_TRACKER_PID: | |
1510 | return "PID"; | |
1511 | case LTTNG_TRACKER_VPID: | |
1512 | return "VPID"; | |
1513 | case LTTNG_TRACKER_UID: | |
1514 | return "UID"; | |
1515 | case LTTNG_TRACKER_VUID: | |
1516 | return "VUID"; | |
1517 | case LTTNG_TRACKER_GID: | |
1518 | return "GID"; | |
1519 | case LTTNG_TRACKER_VGID: | |
1520 | return "VGID"; | |
1521 | } | |
1522 | return NULL; | |
1523 | } | |
1524 | ||
a5dfbb9d | 1525 | /* |
83d6d6c4 | 1526 | * List tracker ID(s) of session and domain. |
a5dfbb9d | 1527 | */ |
83d6d6c4 | 1528 | static int list_tracker_ids(enum lttng_tracker_type tracker_type) |
a5dfbb9d | 1529 | { |
ebbf5ab7 | 1530 | int ret = 0; |
83d6d6c4 | 1531 | int enabled = 1; |
a7a533cd | 1532 | struct lttng_tracker_ids *ids = NULL; |
e283e4a0 | 1533 | unsigned int nr_ids, i; |
a7a533cd | 1534 | const struct lttng_tracker_id *id; |
e283e4a0 | 1535 | enum lttng_tracker_id_status status; |
a5dfbb9d | 1536 | |
a7a533cd | 1537 | ret = lttng_list_tracker_ids(handle, tracker_type, &ids); |
a5dfbb9d MD |
1538 | if (ret) { |
1539 | return ret; | |
1540 | } | |
a7a533cd | 1541 | |
e283e4a0 JR |
1542 | status = lttng_tracker_ids_get_count(ids, &nr_ids); |
1543 | if (status != LTTNG_TRACKER_ID_STATUS_OK) { | |
1544 | ret = CMD_ERROR; | |
1545 | goto end; | |
1546 | } | |
1547 | ||
a7a533cd JR |
1548 | if (nr_ids == 1) { |
1549 | id = lttng_tracker_ids_get_at_index(ids, 0); | |
1550 | if (id && lttng_tracker_id_get_type(id) == LTTNG_ID_ALL) { | |
1551 | enabled = 0; | |
1552 | } | |
83d6d6c4 | 1553 | } |
a7a533cd | 1554 | |
a5dfbb9d | 1555 | if (enabled) { |
83d6d6c4 | 1556 | _MSG("%s tracker: [", get_tracker_str(tracker_type)); |
a5dfbb9d | 1557 | |
83d6d6c4 | 1558 | /* Mi tracker_id element */ |
ebbf5ab7 | 1559 | if (writer) { |
83d6d6c4 JR |
1560 | /* Open tracker_id and targets elements */ |
1561 | ret = mi_lttng_id_tracker_open(writer, tracker_type); | |
ebbf5ab7 JR |
1562 | if (ret) { |
1563 | goto end; | |
1564 | } | |
1565 | } | |
1566 | ||
83d6d6c4 | 1567 | for (i = 0; i < nr_ids; i++) { |
a7a533cd JR |
1568 | enum lttng_tracker_id_status status = |
1569 | LTTNG_TRACKER_ID_STATUS_OK; | |
2d97a006 JR |
1570 | int value; |
1571 | const char *value_string; | |
1572 | ||
a7a533cd JR |
1573 | id = lttng_tracker_ids_get_at_index(ids, i); |
1574 | if (!id) { | |
1575 | ret = CMD_ERROR; | |
1576 | goto end; | |
1577 | } | |
1578 | ||
2d97a006 JR |
1579 | switch (lttng_tracker_id_get_type(id)) { |
1580 | case LTTNG_ID_ALL: | |
1581 | break; | |
1582 | case LTTNG_ID_VALUE: | |
1583 | status = lttng_tracker_id_get_value(id, &value); | |
1584 | break; | |
1585 | case LTTNG_ID_STRING: | |
1586 | status = lttng_tracker_id_get_string( | |
1587 | id, &value_string); | |
1588 | break; | |
1589 | case LTTNG_ID_UNKNOWN: | |
1590 | ret = CMD_ERROR; | |
1591 | goto end; | |
1592 | } | |
1593 | ||
1594 | if (status != LTTNG_TRACKER_ID_STATUS_OK) { | |
1595 | ERR("Invalid state for tracker id"); | |
1596 | ret = CMD_ERROR; | |
1597 | goto end; | |
1598 | } | |
83d6d6c4 | 1599 | |
a5dfbb9d MD |
1600 | if (i) { |
1601 | _MSG(","); | |
1602 | } | |
2d97a006 | 1603 | switch (lttng_tracker_id_get_type(id)) { |
83d6d6c4 JR |
1604 | case LTTNG_ID_ALL: |
1605 | _MSG(" *"); | |
1606 | break; | |
1607 | case LTTNG_ID_VALUE: | |
2d97a006 | 1608 | _MSG(" %d", value); |
83d6d6c4 JR |
1609 | break; |
1610 | case LTTNG_ID_STRING: | |
2d97a006 | 1611 | _MSG(" %s", value_string); |
83d6d6c4 JR |
1612 | break; |
1613 | case LTTNG_ID_UNKNOWN: | |
2d97a006 JR |
1614 | ERR("Invalid state for tracker id"); |
1615 | ret = CMD_ERROR; | |
1616 | goto end; | |
83d6d6c4 | 1617 | } |
ebbf5ab7 JR |
1618 | |
1619 | /* Mi */ | |
1620 | if (writer) { | |
83d6d6c4 JR |
1621 | ret = mi_lttng_id_target( |
1622 | writer, tracker_type, id, 0); | |
ebbf5ab7 JR |
1623 | if (ret) { |
1624 | goto end; | |
1625 | } | |
1626 | } | |
a5dfbb9d | 1627 | } |
6223570f | 1628 | _MSG(" ]\n\n"); |
ebbf5ab7 | 1629 | |
83d6d6c4 | 1630 | /* Mi close tracker_id and targets */ |
ebbf5ab7 | 1631 | if (writer) { |
83d6d6c4 | 1632 | ret = mi_lttng_close_multi_element(writer, 2); |
ebbf5ab7 JR |
1633 | if (ret) { |
1634 | goto end; | |
1635 | } | |
1636 | } | |
a5dfbb9d | 1637 | } |
ebbf5ab7 | 1638 | end: |
a7a533cd | 1639 | lttng_tracker_ids_destroy(ids); |
ebbf5ab7 | 1640 | return ret; |
ebbf5ab7 JR |
1641 | } |
1642 | ||
1643 | /* | |
83d6d6c4 | 1644 | * List all trackers of a domain |
ebbf5ab7 | 1645 | */ |
83d6d6c4 | 1646 | static int list_trackers(const struct lttng_domain *domain) |
ebbf5ab7 | 1647 | { |
0dda6728 | 1648 | int ret = 0; |
ebbf5ab7 JR |
1649 | |
1650 | /* Trackers listing */ | |
1651 | if (lttng_opt_mi) { | |
1652 | ret = mi_lttng_trackers_open(writer); | |
1653 | if (ret) { | |
1654 | goto end; | |
1655 | } | |
1656 | } | |
1657 | ||
83d6d6c4 JR |
1658 | switch (domain->type) { |
1659 | case LTTNG_DOMAIN_KERNEL: | |
1660 | /* pid tracker */ | |
1661 | ret = list_tracker_ids(LTTNG_TRACKER_PID); | |
1662 | if (ret) { | |
1663 | goto end; | |
1664 | } | |
1665 | /* vpid tracker */ | |
1666 | ret = list_tracker_ids(LTTNG_TRACKER_VPID); | |
1667 | if (ret) { | |
1668 | goto end; | |
1669 | } | |
1670 | /* uid tracker */ | |
1671 | ret = list_tracker_ids(LTTNG_TRACKER_UID); | |
1672 | if (ret) { | |
1673 | goto end; | |
1674 | } | |
1675 | /* vuid tracker */ | |
1676 | ret = list_tracker_ids(LTTNG_TRACKER_VUID); | |
1677 | if (ret) { | |
1678 | goto end; | |
1679 | } | |
1680 | /* gid tracker */ | |
1681 | ret = list_tracker_ids(LTTNG_TRACKER_GID); | |
1682 | if (ret) { | |
1683 | goto end; | |
1684 | } | |
1685 | /* vgid tracker */ | |
1686 | ret = list_tracker_ids(LTTNG_TRACKER_VGID); | |
1687 | if (ret) { | |
1688 | goto end; | |
1689 | } | |
1690 | break; | |
1691 | case LTTNG_DOMAIN_UST: | |
1692 | /* vpid tracker */ | |
1693 | ret = list_tracker_ids(LTTNG_TRACKER_VPID); | |
1694 | if (ret) { | |
1695 | goto end; | |
1696 | } | |
1697 | /* vuid tracker */ | |
1698 | ret = list_tracker_ids(LTTNG_TRACKER_VUID); | |
1699 | if (ret) { | |
1700 | goto end; | |
1701 | } | |
1702 | /* vgid tracker */ | |
1703 | ret = list_tracker_ids(LTTNG_TRACKER_VGID); | |
1704 | if (ret) { | |
1705 | goto end; | |
1706 | } | |
1707 | break; | |
1708 | default: | |
1709 | break; | |
ebbf5ab7 | 1710 | } |
ebbf5ab7 JR |
1711 | if (lttng_opt_mi) { |
1712 | /* Close trackers element */ | |
1713 | ret = mi_lttng_writer_close_element(writer); | |
1714 | if (ret) { | |
1715 | goto end; | |
1716 | } | |
1717 | } | |
1718 | ||
1719 | end: | |
1720 | return ret; | |
a5dfbb9d MD |
1721 | } |
1722 | ||
66ea93b1 JG |
1723 | static enum cmd_error_code print_periodic_rotation_schedule( |
1724 | const struct lttng_rotation_schedule *schedule) | |
1725 | { | |
1726 | enum cmd_error_code ret; | |
1727 | enum lttng_rotation_status status; | |
1728 | uint64_t value; | |
1729 | ||
1730 | status = lttng_rotation_schedule_periodic_get_period(schedule, | |
1731 | &value); | |
1732 | if (status != LTTNG_ROTATION_STATUS_OK) { | |
1733 | ERR("Failed to retrieve period parameter from periodic rotation schedule."); | |
1734 | ret = CMD_ERROR; | |
1735 | goto end; | |
1736 | } | |
1737 | ||
2a1135fa | 1738 | MSG(" timer period: %" PRIu64" %s", value, USEC_UNIT); |
66ea93b1 JG |
1739 | ret = CMD_SUCCESS; |
1740 | end: | |
1741 | return ret; | |
1742 | } | |
1743 | ||
1744 | static enum cmd_error_code print_size_threshold_rotation_schedule( | |
1745 | const struct lttng_rotation_schedule *schedule) | |
1746 | { | |
1747 | enum cmd_error_code ret; | |
1748 | enum lttng_rotation_status status; | |
1749 | uint64_t value; | |
1750 | ||
1751 | status = lttng_rotation_schedule_size_threshold_get_threshold(schedule, | |
1752 | &value); | |
1753 | if (status != LTTNG_ROTATION_STATUS_OK) { | |
1754 | ERR("Failed to retrieve size parameter from size-based rotation schedule."); | |
1755 | ret = CMD_ERROR; | |
1756 | goto end; | |
1757 | } | |
1758 | ||
1759 | MSG(" size threshold: %" PRIu64" bytes", value); | |
66ea93b1 JG |
1760 | ret = CMD_SUCCESS; |
1761 | end: | |
1762 | return ret; | |
1763 | } | |
1764 | ||
1765 | static enum cmd_error_code print_rotation_schedule( | |
1766 | const struct lttng_rotation_schedule *schedule) | |
1767 | { | |
1768 | enum cmd_error_code ret; | |
1769 | ||
1770 | switch (lttng_rotation_schedule_get_type(schedule)) { | |
1771 | case LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD: | |
1772 | ret = print_size_threshold_rotation_schedule(schedule); | |
1773 | break; | |
1774 | case LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC: | |
1775 | ret = print_periodic_rotation_schedule(schedule); | |
1776 | break; | |
1777 | default: | |
1778 | ret = CMD_ERROR; | |
1779 | } | |
1780 | return ret; | |
1781 | } | |
1782 | ||
329f3443 | 1783 | /* |
66ea93b1 | 1784 | * List the automatic rotation settings. |
329f3443 | 1785 | */ |
66ea93b1 | 1786 | static enum cmd_error_code list_rotate_settings(const char *session_name) |
329f3443 JD |
1787 | { |
1788 | int ret; | |
66ea93b1 JG |
1789 | enum cmd_error_code cmd_ret = CMD_SUCCESS; |
1790 | unsigned int count, i; | |
1791 | struct lttng_rotation_schedules *schedules = NULL; | |
1792 | enum lttng_rotation_status status; | |
1793 | ||
1794 | ret = lttng_session_list_rotation_schedules(session_name, &schedules); | |
1795 | if (ret != LTTNG_OK) { | |
1796 | ERR("Failed to list session rotation schedules: %s", lttng_strerror(ret)); | |
1797 | cmd_ret = CMD_ERROR; | |
329f3443 JD |
1798 | goto end; |
1799 | } | |
1800 | ||
66ea93b1 JG |
1801 | status = lttng_rotation_schedules_get_count(schedules, &count); |
1802 | if (status != LTTNG_ROTATION_STATUS_OK) { | |
1803 | ERR("Failed to retrieve the number of session rotation schedules."); | |
1804 | cmd_ret = CMD_ERROR; | |
329f3443 JD |
1805 | goto end; |
1806 | } | |
1807 | ||
66ea93b1 JG |
1808 | if (count == 0) { |
1809 | cmd_ret = CMD_SUCCESS; | |
329f3443 JD |
1810 | goto end; |
1811 | } | |
1812 | ||
66ea93b1 JG |
1813 | MSG("Automatic rotation schedules:"); |
1814 | if (lttng_opt_mi) { | |
1815 | ret = mi_lttng_writer_open_element(writer, | |
1816 | mi_lttng_element_rotation_schedules); | |
1817 | if (ret) { | |
1818 | cmd_ret = CMD_ERROR; | |
1819 | goto end; | |
329f3443 JD |
1820 | } |
1821 | } | |
66ea93b1 JG |
1822 | |
1823 | for (i = 0; i < count; i++) { | |
1824 | enum cmd_error_code tmp_ret = CMD_SUCCESS; | |
1825 | const struct lttng_rotation_schedule *schedule; | |
1826 | ||
1827 | schedule = lttng_rotation_schedules_get_at_index(schedules, i); | |
1828 | if (!schedule) { | |
1829 | ERR("Failed to retrieve session rotation schedule."); | |
1830 | cmd_ret = CMD_ERROR; | |
1831 | goto end; | |
1832 | } | |
1833 | ||
329f3443 | 1834 | if (lttng_opt_mi) { |
66ea93b1 | 1835 | ret = mi_lttng_rotation_schedule(writer, schedule); |
329f3443 | 1836 | if (ret) { |
66ea93b1 | 1837 | tmp_ret = CMD_ERROR; |
329f3443 | 1838 | } |
66ea93b1 JG |
1839 | } else { |
1840 | tmp_ret = print_rotation_schedule(schedule); | |
329f3443 | 1841 | } |
66ea93b1 JG |
1842 | |
1843 | /* | |
1844 | * Report an error if the serialization of any of the | |
1845 | * descriptors failed. | |
1846 | */ | |
1847 | cmd_ret = cmd_ret ? cmd_ret : tmp_ret; | |
329f3443 | 1848 | } |
329f3443 | 1849 | |
66ea93b1 JG |
1850 | _MSG("\n"); |
1851 | if (lttng_opt_mi) { | |
1852 | /* Close the rotation_schedules element. */ | |
1853 | ret = mi_lttng_writer_close_element(writer); | |
1854 | if (ret) { | |
1855 | cmd_ret = CMD_ERROR; | |
1856 | goto end; | |
1857 | } | |
1858 | } | |
329f3443 | 1859 | end: |
66ea93b1 JG |
1860 | lttng_rotation_schedules_destroy(schedules); |
1861 | return cmd_ret; | |
329f3443 JD |
1862 | } |
1863 | ||
fb14d0d8 JR |
1864 | /* |
1865 | * Machine interface | |
1866 | * Find the session with session_name as name | |
1867 | * and print his informations. | |
1868 | */ | |
1869 | static int mi_list_session(const char *session_name, | |
1870 | struct lttng_session *sessions, int count) | |
1871 | { | |
1872 | int ret, i; | |
1873 | unsigned int session_found = 0; | |
1874 | ||
1875 | if (session_name == NULL) { | |
1876 | ret = -LTTNG_ERR_SESS_NOT_FOUND; | |
1877 | goto end; | |
1878 | } | |
1879 | ||
1880 | for (i = 0; i < count; i++) { | |
1881 | if (strncmp(sessions[i].name, session_name, NAME_MAX) == 0) { | |
1882 | /* We need to leave it open to append other informations | |
1883 | * like domain, channel, events etc.*/ | |
1884 | session_found = 1; | |
1885 | ret = mi_lttng_session(writer, &sessions[i], 1); | |
1886 | if (ret) { | |
1887 | goto end; | |
1888 | } | |
9f19cc17 | 1889 | break; |
f3ed775e | 1890 | } |
f3ed775e DG |
1891 | } |
1892 | ||
fb14d0d8 JR |
1893 | if (!session_found) { |
1894 | ERR("Session '%s' not found", session_name); | |
1895 | ret = -LTTNG_ERR_SESS_NOT_FOUND; | |
1896 | goto end; | |
9f19cc17 | 1897 | } |
f3ed775e | 1898 | |
fb14d0d8 JR |
1899 | end: |
1900 | return ret; | |
1901 | } | |
f3ed775e | 1902 | |
fb14d0d8 JR |
1903 | /* |
1904 | * Machine interface | |
1905 | * List all availables session | |
1906 | */ | |
1907 | static int mi_list_sessions(struct lttng_session *sessions, int count) | |
1908 | { | |
1909 | int ret, i; | |
ae856491 | 1910 | |
fb14d0d8 JR |
1911 | /* Opening sessions element */ |
1912 | ret = mi_lttng_sessions_open(writer); | |
1913 | if (ret) { | |
1914 | goto end; | |
1915 | } | |
1916 | ||
1917 | /* Listing sessions */ | |
1918 | for (i = 0; i < count; i++) { | |
1919 | ret = mi_lttng_session(writer, &sessions[i], 0); | |
1920 | if (ret) { | |
1921 | goto end; | |
1922 | } | |
1923 | } | |
1924 | ||
1925 | /* Closing sessions element */ | |
1926 | ret = mi_lttng_writer_close_element(writer); | |
1927 | if (ret) { | |
1928 | goto end; | |
1929 | } | |
1930 | ||
1931 | end: | |
f3ed775e DG |
1932 | return ret; |
1933 | } | |
1934 | ||
1935 | /* | |
9f19cc17 | 1936 | * List available tracing session. List only basic information. |
f3ed775e | 1937 | * |
9f19cc17 | 1938 | * If session_name is NULL, all sessions are listed. |
f3ed775e | 1939 | */ |
9f19cc17 | 1940 | static int list_sessions(const char *session_name) |
f3ed775e | 1941 | { |
fb14d0d8 JR |
1942 | int ret = CMD_SUCCESS; |
1943 | int count, i; | |
9f19cc17 | 1944 | unsigned int session_found = 0; |
aff0fa72 | 1945 | struct lttng_session *sessions = NULL; |
9f19cc17 DG |
1946 | |
1947 | count = lttng_list_sessions(&sessions); | |
1948 | DBG("Session count %d", count); | |
1949 | if (count < 0) { | |
fb14d0d8 JR |
1950 | ret = CMD_ERROR; |
1951 | ERR("%s", lttng_strerror(count)); | |
d32fb093 | 1952 | goto end; |
9f19cc17 DG |
1953 | } |
1954 | ||
fb14d0d8 JR |
1955 | if (lttng_opt_mi) { |
1956 | /* Mi */ | |
1957 | if (session_name == NULL) { | |
aff0fa72 | 1958 | /* List all sessions */ |
fb14d0d8 JR |
1959 | ret = mi_list_sessions(sessions, count); |
1960 | } else { | |
1961 | /* Note : this return an open session element */ | |
1962 | ret = mi_list_session(session_name, sessions, count); | |
1963 | } | |
1964 | if (ret) { | |
1965 | ret = CMD_ERROR; | |
aff0fa72 | 1966 | goto end; |
fb14d0d8 JR |
1967 | } |
1968 | } else { | |
1969 | /* Pretty print */ | |
1970 | if (count == 0) { | |
1971 | MSG("Currently no available tracing session"); | |
fb14d0d8 JR |
1972 | goto end; |
1973 | } | |
9f19cc17 | 1974 | |
fb14d0d8 JR |
1975 | if (session_name == NULL) { |
1976 | MSG("Available tracing sessions:"); | |
1977 | } | |
1978 | ||
fb14d0d8 JR |
1979 | for (i = 0; i < count; i++) { |
1980 | if (session_name != NULL) { | |
1981 | if (strncmp(sessions[i].name, session_name, NAME_MAX) == 0) { | |
1982 | session_found = 1; | |
1983 | MSG("Tracing session %s: [%s%s]", session_name, | |
1984 | active_string(sessions[i].enabled), | |
1985 | snapshot_string(sessions[i].snapshot_mode)); | |
5b89fc92 JG |
1986 | if (*sessions[i].path) { |
1987 | MSG("%sTrace output: %s\n", indent4, sessions[i].path); | |
1988 | } | |
e50e81d3 JG |
1989 | memcpy(&listed_session, &sessions[i], |
1990 | sizeof(listed_session)); | |
fb14d0d8 JR |
1991 | break; |
1992 | } | |
1993 | } else { | |
5b89fc92 JG |
1994 | MSG(" %d) %s [%s%s]", i + 1, |
1995 | sessions[i].name, | |
2cbf8fed DG |
1996 | active_string(sessions[i].enabled), |
1997 | snapshot_string(sessions[i].snapshot_mode)); | |
5b89fc92 JG |
1998 | if (*sessions[i].path) { |
1999 | MSG("%sTrace output: %s", indent4, sessions[i].path); | |
2000 | } | |
fcbc96a2 | 2001 | if (sessions[i].live_timer_interval != 0) { |
5b89fc92 JG |
2002 | MSG("%sLive timer interval: %u %s", indent4, |
2003 | sessions[i].live_timer_interval, | |
2004 | USEC_UNIT); | |
fcbc96a2 JG |
2005 | } |
2006 | MSG(""); | |
9f19cc17 | 2007 | } |
fb14d0d8 JR |
2008 | } |
2009 | ||
2010 | if (!session_found && session_name != NULL) { | |
2011 | ERR("Session '%s' not found", session_name); | |
2012 | ret = CMD_ERROR; | |
aff0fa72 | 2013 | goto end; |
fb14d0d8 JR |
2014 | } |
2015 | ||
2016 | if (session_name == NULL) { | |
2017 | MSG("\nUse lttng list <session_name> for more details"); | |
9f19cc17 DG |
2018 | } |
2019 | } | |
2020 | ||
fb14d0d8 | 2021 | end: |
aff0fa72 | 2022 | free(sessions); |
fb14d0d8 JR |
2023 | return ret; |
2024 | } | |
9f19cc17 | 2025 | |
fb14d0d8 JR |
2026 | |
2027 | /* | |
2028 | * Machine Interface | |
2029 | * list available domain(s) for a session. | |
2030 | */ | |
2031 | static int mi_list_domains(struct lttng_domain *domains, int count) | |
2032 | { | |
2033 | int i, ret; | |
2034 | /* Open domains element */ | |
2035 | ret = mi_lttng_domains_open(writer); | |
2036 | if (ret) { | |
2037 | goto end; | |
9f19cc17 DG |
2038 | } |
2039 | ||
fb14d0d8 JR |
2040 | for (i = 0; i < count; i++) { |
2041 | ret = mi_lttng_domain(writer, &domains[i] , 0); | |
2042 | if (ret) { | |
2043 | goto end; | |
2044 | } | |
9f19cc17 | 2045 | } |
f3ed775e | 2046 | |
fb14d0d8 JR |
2047 | /* Closing domains element */ |
2048 | ret = mi_lttng_writer_close_element(writer); | |
2049 | if (ret) { | |
2050 | goto end; | |
2051 | } | |
d32fb093 | 2052 | end: |
f3ed775e DG |
2053 | return ret; |
2054 | } | |
f3ed775e DG |
2055 | |
2056 | /* | |
9f19cc17 | 2057 | * List available domain(s) for a session. |
f3ed775e | 2058 | */ |
330be774 | 2059 | static int list_domains(const char *session_name) |
f3ed775e | 2060 | { |
9f19cc17 DG |
2061 | int i, count, ret = CMD_SUCCESS; |
2062 | struct lttng_domain *domains = NULL; | |
2063 | ||
9f19cc17 | 2064 | |
330be774 | 2065 | count = lttng_list_domains(session_name, &domains); |
9f19cc17 | 2066 | if (count < 0) { |
fb14d0d8 JR |
2067 | ret = CMD_ERROR; |
2068 | ERR("%s", lttng_strerror(count)); | |
9f19cc17 DG |
2069 | goto end; |
2070 | } | |
2071 | ||
fb14d0d8 JR |
2072 | if (lttng_opt_mi) { |
2073 | /* Mi output */ | |
2074 | ret = mi_list_domains(domains, count); | |
2075 | if (ret) { | |
2076 | ret = CMD_ERROR; | |
2077 | goto error; | |
2078 | } | |
2079 | } else { | |
2080 | /* Pretty print */ | |
2081 | MSG("Domains:\n-------------"); | |
2082 | if (count == 0) { | |
2083 | MSG(" None"); | |
2084 | goto end; | |
2085 | } | |
2086 | ||
2087 | for (i = 0; i < count; i++) { | |
2088 | switch (domains[i].type) { | |
2089 | case LTTNG_DOMAIN_KERNEL: | |
2090 | MSG(" - Kernel"); | |
2091 | break; | |
2092 | case LTTNG_DOMAIN_UST: | |
2093 | MSG(" - UST global"); | |
2094 | break; | |
2095 | case LTTNG_DOMAIN_JUL: | |
2096 | MSG(" - JUL (Java Util Logging)"); | |
2097 | break; | |
5cdb6027 DG |
2098 | case LTTNG_DOMAIN_LOG4J: |
2099 | MSG(" - LOG4j (Logging for Java)"); | |
2100 | break; | |
0e115563 DG |
2101 | case LTTNG_DOMAIN_PYTHON: |
2102 | MSG(" - Python (logging)"); | |
2103 | break; | |
fb14d0d8 JR |
2104 | default: |
2105 | break; | |
2106 | } | |
9f19cc17 DG |
2107 | } |
2108 | } | |
2109 | ||
fb14d0d8 | 2110 | error: |
9f19cc17 DG |
2111 | free(domains); |
2112 | ||
fb14d0d8 | 2113 | end: |
9f19cc17 | 2114 | return ret; |
f3ed775e | 2115 | } |
f3ed775e DG |
2116 | |
2117 | /* | |
9f19cc17 | 2118 | * The 'list <options>' first level command |
f3ed775e DG |
2119 | */ |
2120 | int cmd_list(int argc, const char **argv) | |
2121 | { | |
c617c0c6 | 2122 | int opt, ret = CMD_SUCCESS; |
68c7f6e5 | 2123 | const char *session_name, *leftover = NULL; |
f3ed775e | 2124 | static poptContext pc; |
9f19cc17 DG |
2125 | struct lttng_domain domain; |
2126 | struct lttng_domain *domains = NULL; | |
f3ed775e | 2127 | |
441c16a7 MD |
2128 | memset(&domain, 0, sizeof(domain)); |
2129 | ||
9f19cc17 | 2130 | if (argc < 1) { |
ca1c3607 | 2131 | ret = CMD_ERROR; |
f3ed775e DG |
2132 | goto end; |
2133 | } | |
2134 | ||
2135 | pc = poptGetContext(NULL, argc, argv, long_options, 0); | |
2136 | poptReadDefaultConfig(pc, 0); | |
2137 | ||
2138 | while ((opt = poptGetNextOpt(pc)) != -1) { | |
2139 | switch (opt) { | |
2140 | case OPT_HELP: | |
4ba92f18 | 2141 | SHOW_HELP(); |
f3ed775e | 2142 | goto end; |
eeac7d46 MD |
2143 | case OPT_USERSPACE: |
2144 | opt_userspace = 1; | |
eeac7d46 | 2145 | break; |
679b4943 SM |
2146 | case OPT_LIST_OPTIONS: |
2147 | list_cmd_options(stdout, long_options); | |
679b4943 | 2148 | goto end; |
f3ed775e | 2149 | default: |
f3ed775e DG |
2150 | ret = CMD_UNDEFINED; |
2151 | goto end; | |
2152 | } | |
2153 | } | |
2154 | ||
fb14d0d8 JR |
2155 | /* Mi check */ |
2156 | if (lttng_opt_mi) { | |
2157 | writer = mi_lttng_writer_create(fileno(stdout), lttng_opt_mi); | |
2158 | if (!writer) { | |
2159 | ret = CMD_ERROR; | |
2160 | goto end; | |
2161 | } | |
2162 | ||
2163 | /* Open command element */ | |
2164 | ret = mi_lttng_writer_command_open(writer, | |
2165 | mi_lttng_element_command_list); | |
2166 | if (ret) { | |
2167 | ret = CMD_ERROR; | |
2168 | goto end; | |
2169 | } | |
2170 | ||
2171 | /* Open output element */ | |
2172 | ret = mi_lttng_writer_open_element(writer, | |
2173 | mi_lttng_element_command_output); | |
2174 | if (ret) { | |
2175 | ret = CMD_ERROR; | |
2176 | goto end; | |
2177 | } | |
2178 | } | |
2179 | ||
9f19cc17 DG |
2180 | /* Get session name (trailing argument) */ |
2181 | session_name = poptGetArg(pc); | |
b551a063 | 2182 | DBG2("Session name: %s", session_name); |
9f19cc17 | 2183 | |
68c7f6e5 JD |
2184 | leftover = poptGetArg(pc); |
2185 | if (leftover) { | |
2186 | ERR("Unknown argument: %s", leftover); | |
2187 | ret = CMD_ERROR; | |
2188 | goto end; | |
2189 | } | |
2190 | ||
cd80958d DG |
2191 | if (opt_kernel) { |
2192 | domain.type = LTTNG_DOMAIN_KERNEL; | |
b551a063 DG |
2193 | } else if (opt_userspace) { |
2194 | DBG2("Listing userspace global domain"); | |
2195 | domain.type = LTTNG_DOMAIN_UST; | |
3c6a091f DG |
2196 | } else if (opt_jul) { |
2197 | DBG2("Listing JUL domain"); | |
2198 | domain.type = LTTNG_DOMAIN_JUL; | |
edf60534 | 2199 | } else if (opt_log4j) { |
5cdb6027 | 2200 | domain.type = LTTNG_DOMAIN_LOG4J; |
0e115563 DG |
2201 | } else if (opt_python) { |
2202 | domain.type = LTTNG_DOMAIN_PYTHON; | |
cd80958d DG |
2203 | } |
2204 | ||
834978fd DG |
2205 | if (!opt_kernel && opt_syscall) { |
2206 | WARN("--syscall will only work with the Kernel domain (-k)"); | |
2207 | ret = CMD_ERROR; | |
2208 | goto end; | |
2209 | } | |
2210 | ||
0e115563 | 2211 | if (opt_kernel || opt_userspace || opt_jul || opt_log4j || opt_python) { |
aa5de748 MD |
2212 | handle = lttng_create_handle(session_name, &domain); |
2213 | if (handle == NULL) { | |
2214 | ret = CMD_FATAL; | |
2215 | goto end; | |
2216 | } | |
cd80958d DG |
2217 | } |
2218 | ||
9f19cc17 | 2219 | if (session_name == NULL) { |
0e115563 DG |
2220 | if (!opt_kernel && !opt_userspace && !opt_jul && !opt_log4j |
2221 | && !opt_python) { | |
b551a063 | 2222 | ret = list_sessions(NULL); |
fb14d0d8 | 2223 | if (ret) { |
b551a063 DG |
2224 | goto end; |
2225 | } | |
2226 | } | |
9f19cc17 | 2227 | if (opt_kernel) { |
834978fd DG |
2228 | if (opt_syscall) { |
2229 | ret = list_syscalls(); | |
2230 | if (ret) { | |
2231 | goto end; | |
2232 | } | |
2233 | } else { | |
2234 | ret = list_kernel_events(); | |
2235 | if (ret) { | |
2236 | goto end; | |
2237 | } | |
9f19cc17 | 2238 | } |
b551a063 DG |
2239 | } |
2240 | if (opt_userspace) { | |
f37d259d MD |
2241 | if (opt_fields) { |
2242 | ret = list_ust_event_fields(); | |
2243 | } else { | |
2244 | ret = list_ust_events(); | |
2245 | } | |
fb14d0d8 | 2246 | if (ret) { |
9f19cc17 DG |
2247 | goto end; |
2248 | } | |
2249 | } | |
0e115563 | 2250 | if (opt_jul || opt_log4j || opt_python) { |
5cdb6027 | 2251 | ret = list_agent_events(); |
fb14d0d8 | 2252 | if (ret) { |
3c6a091f DG |
2253 | goto end; |
2254 | } | |
2255 | } | |
9f19cc17 DG |
2256 | } else { |
2257 | /* List session attributes */ | |
fb14d0d8 JR |
2258 | if (lttng_opt_mi) { |
2259 | /* Open element sessions | |
2260 | * Present for xml consistency */ | |
2261 | ret = mi_lttng_sessions_open(writer); | |
2262 | if (ret) { | |
2263 | goto end; | |
2264 | } | |
2265 | } | |
2266 | /* MI: the ouptut of list_sessions is an unclosed session element */ | |
9f19cc17 | 2267 | ret = list_sessions(session_name); |
fb14d0d8 | 2268 | if (ret) { |
9f19cc17 DG |
2269 | goto end; |
2270 | } | |
2271 | ||
329f3443 JD |
2272 | ret = list_rotate_settings(session_name); |
2273 | if (ret) { | |
2274 | goto end; | |
2275 | } | |
2276 | ||
9f19cc17 DG |
2277 | /* Domain listing */ |
2278 | if (opt_domain) { | |
330be774 | 2279 | ret = list_domains(session_name); |
9f19cc17 DG |
2280 | goto end; |
2281 | } | |
2282 | ||
fb14d0d8 | 2283 | /* Channel listing */ |
1c3de747 | 2284 | if (opt_kernel || opt_userspace) { |
fb14d0d8 JR |
2285 | if (lttng_opt_mi) { |
2286 | /* Add of domains and domain element for xml | |
2287 | * consistency and validation | |
2288 | */ | |
2289 | ret = mi_lttng_domains_open(writer); | |
2290 | if (ret) { | |
2291 | goto end; | |
2292 | } | |
2293 | ||
2294 | /* Open domain and leave it open for | |
2295 | * nested channels printing */ | |
2296 | ret = mi_lttng_domain(writer, &domain, 1); | |
2297 | if (ret) { | |
2298 | goto end; | |
2299 | } | |
2300 | ||
2301 | } | |
2302 | ||
ebbf5ab7 JR |
2303 | |
2304 | /* Trackers */ | |
83d6d6c4 | 2305 | ret = list_trackers(&domain); |
a5dfbb9d MD |
2306 | if (ret) { |
2307 | goto end; | |
2308 | } | |
2309 | ||
ebbf5ab7 | 2310 | /* Channels */ |
cd80958d | 2311 | ret = list_channels(opt_channel); |
fb14d0d8 JR |
2312 | if (ret) { |
2313 | goto end; | |
2314 | } | |
2315 | ||
2316 | if (lttng_opt_mi) { | |
2317 | /* Close domain and domain element */ | |
2318 | ret = mi_lttng_close_multi_element(writer, 2); | |
2319 | } | |
2320 | if (ret) { | |
9f19cc17 DG |
2321 | goto end; |
2322 | } | |
fb14d0d8 JR |
2323 | |
2324 | ||
9f19cc17 | 2325 | } else { |
c617c0c6 MD |
2326 | int i, nb_domain; |
2327 | ||
9f19cc17 | 2328 | /* We want all domain(s) */ |
330be774 | 2329 | nb_domain = lttng_list_domains(session_name, &domains); |
b551a063 | 2330 | if (nb_domain < 0) { |
fb14d0d8 JR |
2331 | ret = CMD_ERROR; |
2332 | ERR("%s", lttng_strerror(nb_domain)); | |
9f19cc17 DG |
2333 | goto end; |
2334 | } | |
2335 | ||
fb14d0d8 JR |
2336 | if (lttng_opt_mi) { |
2337 | ret = mi_lttng_domains_open(writer); | |
2338 | if (ret) { | |
2339 | ret = CMD_ERROR; | |
2340 | goto end; | |
2341 | } | |
2342 | } | |
2343 | ||
b551a063 | 2344 | for (i = 0; i < nb_domain; i++) { |
9f19cc17 DG |
2345 | switch (domains[i].type) { |
2346 | case LTTNG_DOMAIN_KERNEL: | |
ac41e67e | 2347 | MSG("=== Domain: Linux kernel ===\n"); |
9f19cc17 | 2348 | break; |
b551a063 | 2349 | case LTTNG_DOMAIN_UST: |
ac41e67e | 2350 | MSG("=== Domain: User space ===\n"); |
74707e6e | 2351 | MSG("Buffering scheme: %s\n", |
88c5f0d8 | 2352 | domains[i].buf_type == |
74707e6e | 2353 | LTTNG_BUFFER_PER_PID ? "per-process" : "per-user"); |
b551a063 | 2354 | break; |
3c6a091f | 2355 | case LTTNG_DOMAIN_JUL: |
ac41e67e | 2356 | MSG("=== Domain: java.util.logging (JUL) ===\n"); |
3c6a091f | 2357 | break; |
5cdb6027 | 2358 | case LTTNG_DOMAIN_LOG4J: |
ac41e67e | 2359 | MSG("=== Domain: log4j ===\n"); |
5cdb6027 | 2360 | break; |
0e115563 | 2361 | case LTTNG_DOMAIN_PYTHON: |
ac41e67e | 2362 | MSG("=== Domain: Python logging ===\n"); |
0e115563 | 2363 | break; |
9f19cc17 DG |
2364 | default: |
2365 | MSG("=== Domain: Unimplemented ===\n"); | |
2366 | break; | |
2367 | } | |
2368 | ||
fb14d0d8 JR |
2369 | if (lttng_opt_mi) { |
2370 | ret = mi_lttng_domain(writer, &domains[i], 1); | |
2371 | if (ret) { | |
2372 | ret = CMD_ERROR; | |
2373 | goto end; | |
2374 | } | |
2375 | } | |
2376 | ||
cd80958d | 2377 | /* Clean handle before creating a new one */ |
aa5de748 MD |
2378 | if (handle) { |
2379 | lttng_destroy_handle(handle); | |
2380 | } | |
cd80958d DG |
2381 | |
2382 | handle = lttng_create_handle(session_name, &domains[i]); | |
2383 | if (handle == NULL) { | |
ca1c3607 | 2384 | ret = CMD_FATAL; |
cd80958d DG |
2385 | goto end; |
2386 | } | |
2387 | ||
5cdb6027 | 2388 | if (domains[i].type == LTTNG_DOMAIN_JUL || |
0e115563 DG |
2389 | domains[i].type == LTTNG_DOMAIN_LOG4J || |
2390 | domains[i].type == LTTNG_DOMAIN_PYTHON) { | |
5cdb6027 | 2391 | ret = list_session_agent_events(); |
fb14d0d8 | 2392 | if (ret) { |
3c6a091f DG |
2393 | goto end; |
2394 | } | |
cd7b2927 PP |
2395 | |
2396 | goto next_domain; | |
3c6a091f | 2397 | } |
a5dfbb9d MD |
2398 | |
2399 | switch (domains[i].type) { | |
2400 | case LTTNG_DOMAIN_KERNEL: | |
2401 | case LTTNG_DOMAIN_UST: | |
83d6d6c4 | 2402 | ret = list_trackers(&domains[i]); |
a5dfbb9d MD |
2403 | if (ret) { |
2404 | goto end; | |
2405 | } | |
2406 | break; | |
2407 | default: | |
2408 | break; | |
2409 | } | |
3c6a091f | 2410 | |
cd80958d | 2411 | ret = list_channels(opt_channel); |
fb14d0d8 JR |
2412 | if (ret) { |
2413 | goto end; | |
2414 | } | |
2415 | ||
cd7b2927 | 2416 | next_domain: |
fb14d0d8 JR |
2417 | if (lttng_opt_mi) { |
2418 | /* Close domain element */ | |
2419 | ret = mi_lttng_writer_close_element(writer); | |
2420 | if (ret) { | |
2421 | ret = CMD_ERROR; | |
2422 | goto end; | |
2423 | } | |
2424 | } | |
2425 | ||
2426 | } | |
2427 | if (lttng_opt_mi) { | |
2428 | /* Close the domains, session and sessions element */ | |
2429 | ret = mi_lttng_close_multi_element(writer, 3); | |
2430 | if (ret) { | |
2431 | ret = CMD_ERROR; | |
9f19cc17 DG |
2432 | goto end; |
2433 | } | |
2434 | } | |
2435 | } | |
f3ed775e DG |
2436 | } |
2437 | ||
fb14d0d8 JR |
2438 | /* Mi closing */ |
2439 | if (lttng_opt_mi) { | |
2440 | /* Close output element */ | |
2441 | ret = mi_lttng_writer_close_element(writer); | |
2442 | if (ret) { | |
2443 | ret = CMD_ERROR; | |
2444 | goto end; | |
2445 | } | |
2446 | ||
2447 | /* Command element close */ | |
2448 | ret = mi_lttng_writer_command_close(writer); | |
2449 | if (ret) { | |
2450 | ret = CMD_ERROR; | |
2451 | goto end; | |
2452 | } | |
2453 | } | |
f3ed775e | 2454 | end: |
fb14d0d8 JR |
2455 | /* Mi clean-up */ |
2456 | if (writer && mi_lttng_writer_destroy(writer)) { | |
2457 | /* Preserve original error code */ | |
2458 | ret = ret ? ret : -LTTNG_ERR_MI_IO_FAIL; | |
2459 | } | |
2460 | ||
0e428499 | 2461 | free(domains); |
aa5de748 MD |
2462 | if (handle) { |
2463 | lttng_destroy_handle(handle); | |
2464 | } | |
cd80958d | 2465 | |
ca1c3607 | 2466 | poptFreeContext(pc); |
f3ed775e DG |
2467 | return ret; |
2468 | } |