Commit | Line | Data |
---|---|---|
f3ed775e DG |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca> | |
3 | * | |
d14d33bf AM |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License, version 2 only, | |
6 | * as published by the Free Software Foundation. | |
f3ed775e DG |
7 | * |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
d14d33bf AM |
13 | * You should have received a copy of the GNU General Public License along |
14 | * with this program; if not, write to the Free Software Foundation, Inc., | |
15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
f3ed775e DG |
16 | */ |
17 | ||
18 | #define _GNU_SOURCE | |
6c1c0768 | 19 | #define _LGPL_SOURCE |
9f19cc17 | 20 | #include <inttypes.h> |
f3ed775e DG |
21 | #include <popt.h> |
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | #include <string.h> | |
7a3d1328 | 25 | #include <assert.h> |
f3ed775e | 26 | |
fb14d0d8 JR |
27 | #include <common/mi-lttng.h> |
28 | ||
c399183f | 29 | #include "../command.h" |
f3ed775e | 30 | |
9f19cc17 DG |
31 | static int opt_userspace; |
32 | static int opt_kernel; | |
3c6a091f | 33 | static int opt_jul; |
5cdb6027 | 34 | static int opt_log4j; |
0e115563 | 35 | static int opt_python; |
9f19cc17 DG |
36 | static char *opt_channel; |
37 | static int opt_domain; | |
f37d259d | 38 | static int opt_fields; |
834978fd | 39 | static int opt_syscall; |
9f19cc17 DG |
40 | |
41 | const char *indent4 = " "; | |
42 | const char *indent6 = " "; | |
43 | const char *indent8 = " "; | |
f3ed775e DG |
44 | |
45 | enum { | |
46 | OPT_HELP = 1, | |
eeac7d46 | 47 | OPT_USERSPACE, |
679b4943 | 48 | OPT_LIST_OPTIONS, |
f3ed775e DG |
49 | }; |
50 | ||
cd80958d | 51 | static struct lttng_handle *handle; |
fb14d0d8 | 52 | static struct mi_writer *writer; |
cd80958d | 53 | |
f3ed775e DG |
54 | static struct poptOption long_options[] = { |
55 | /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ | |
2fa605f7 JG |
56 | {"help", 'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0}, |
57 | {"kernel", 'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0}, | |
58 | {"jul", 'j', POPT_ARG_VAL, &opt_jul, 1, 0, 0}, | |
59 | {"log4j", 'l', POPT_ARG_VAL, &opt_log4j, 1, 0, 0}, | |
60 | {"python", 'p', POPT_ARG_VAL, &opt_python, 1, 0, 0}, | |
61 | {"userspace", 'u', POPT_ARG_NONE, 0, OPT_USERSPACE, 0, 0}, | |
62 | {"channel", 'c', POPT_ARG_STRING, &opt_channel, 0, 0, 0}, | |
63 | {"domain", 'd', POPT_ARG_VAL, &opt_domain, 1, 0, 0}, | |
64 | {"fields", 'f', POPT_ARG_VAL, &opt_fields, 1, 0, 0}, | |
65 | {"syscall", 'S', POPT_ARG_VAL, &opt_syscall, 1, 0, 0}, | |
679b4943 | 66 | {"list-options", 0, POPT_ARG_NONE, NULL, OPT_LIST_OPTIONS, NULL, NULL}, |
f3ed775e DG |
67 | {0, 0, 0, 0, 0, 0, 0} |
68 | }; | |
69 | ||
70 | /* | |
71 | * usage | |
72 | */ | |
73 | static void usage(FILE *ofp) | |
74 | { | |
747361fe | 75 | fprintf(ofp, "usage: lttng list [OPTIONS] [SESSION [SESSION OPTIONS]]\n"); |
9f19cc17 DG |
76 | fprintf(ofp, "\n"); |
77 | fprintf(ofp, "With no arguments, list available tracing session(s)\n"); | |
78 | fprintf(ofp, "\n"); | |
27221701 DG |
79 | fprintf(ofp, "Without a session, -k lists available kernel events\n"); |
80 | fprintf(ofp, "Without a session, -u lists available userspace events\n"); | |
9f19cc17 DG |
81 | fprintf(ofp, "\n"); |
82 | fprintf(ofp, " -h, --help Show this help\n"); | |
27221701 | 83 | fprintf(ofp, " --list-options Simple listing of options\n"); |
9f19cc17 DG |
84 | fprintf(ofp, " -k, --kernel Select kernel domain\n"); |
85 | fprintf(ofp, " -u, --userspace Select user-space domain.\n"); | |
3c6a091f | 86 | fprintf(ofp, " -j, --jul Apply for Java application using JUL\n"); |
9ad71f16 | 87 | fprintf(ofp, " -l, --log4j Apply for Java application using LOG4J\n"); |
0e115563 | 88 | fprintf(ofp, " -p, --python Apply for Python application using logging\n"); |
f37d259d | 89 | fprintf(ofp, " -f, --fields List event fields.\n"); |
834978fd | 90 | fprintf(ofp, " --syscall List available system calls.\n"); |
f3ed775e | 91 | fprintf(ofp, "\n"); |
27221701 | 92 | fprintf(ofp, "Session Options:\n"); |
9f19cc17 DG |
93 | fprintf(ofp, " -c, --channel NAME List details of a channel\n"); |
94 | fprintf(ofp, " -d, --domain List available domain(s)\n"); | |
f3ed775e DG |
95 | fprintf(ofp, "\n"); |
96 | } | |
97 | ||
98 | /* | |
9f19cc17 | 99 | * Get command line from /proc for a specific pid. |
f3ed775e | 100 | * |
9f19cc17 DG |
101 | * On success, return an allocated string pointer to the proc cmdline. |
102 | * On error, return NULL. | |
f3ed775e DG |
103 | */ |
104 | static char *get_cmdline_by_pid(pid_t pid) | |
105 | { | |
106 | int ret; | |
1ad31aec | 107 | FILE *fp = NULL; |
f3ed775e | 108 | char *cmdline = NULL; |
5f1abdd9 | 109 | char path[20]; /* Can't go bigger than /proc/65535/cmdline */ |
f3ed775e DG |
110 | |
111 | snprintf(path, sizeof(path), "/proc/%d/cmdline", pid); | |
112 | fp = fopen(path, "r"); | |
113 | if (fp == NULL) { | |
114 | goto end; | |
115 | } | |
116 | ||
117 | /* Caller must free() *cmdline */ | |
63a2c1bd | 118 | cmdline = zmalloc(PATH_MAX); |
f6962219 | 119 | if (!cmdline) { |
6f04ed72 | 120 | PERROR("malloc cmdline"); |
f6962219 JG |
121 | goto end; |
122 | } | |
f3ed775e | 123 | ret = fread(cmdline, 1, PATH_MAX, fp); |
f40799e8 | 124 | if (ret < 0) { |
6f04ed72 | 125 | PERROR("fread proc list"); |
f40799e8 | 126 | } |
f3ed775e DG |
127 | |
128 | end: | |
1ad31aec DG |
129 | if (fp) { |
130 | fclose(fp); | |
131 | } | |
f3ed775e DG |
132 | return cmdline; |
133 | } | |
b551a063 | 134 | |
464dd62d MD |
135 | static |
136 | const char *active_string(int value) | |
137 | { | |
138 | switch (value) { | |
2cbf8fed DG |
139 | case 0: return "inactive"; |
140 | case 1: return "active"; | |
464dd62d MD |
141 | case -1: return ""; |
142 | default: return NULL; | |
143 | } | |
144 | } | |
145 | ||
2cbf8fed DG |
146 | static const char *snapshot_string(int value) |
147 | { | |
148 | switch (value) { | |
149 | case 1: | |
150 | return " snapshot"; | |
151 | default: | |
152 | return ""; | |
153 | } | |
154 | } | |
155 | ||
464dd62d MD |
156 | static |
157 | const char *enabled_string(int value) | |
158 | { | |
159 | switch (value) { | |
b09f0429 MD |
160 | case 0: return " [disabled]"; |
161 | case 1: return " [enabled]"; | |
464dd62d MD |
162 | case -1: return ""; |
163 | default: return NULL; | |
164 | } | |
165 | } | |
166 | ||
fceb65df MD |
167 | static |
168 | const char *filter_string(int value) | |
169 | { | |
170 | switch (value) { | |
171 | case 1: return " [with filter]"; | |
172 | default: return ""; | |
173 | } | |
174 | } | |
175 | ||
4634f12e JI |
176 | static |
177 | const char *exclusion_string(int value) | |
178 | { | |
179 | switch (value) { | |
180 | case 1: return " [has exclusions]"; | |
181 | default: return ""; | |
182 | } | |
183 | } | |
184 | ||
1f0e17de DG |
185 | static const char *logleveltype_string(enum lttng_loglevel_type value) |
186 | { | |
187 | switch (value) { | |
af6bce80 DG |
188 | case LTTNG_EVENT_LOGLEVEL_ALL: |
189 | return ":"; | |
1f0e17de | 190 | case LTTNG_EVENT_LOGLEVEL_RANGE: |
af6bce80 | 191 | return " <="; |
1f0e17de | 192 | case LTTNG_EVENT_LOGLEVEL_SINGLE: |
af6bce80 | 193 | return " =="; |
1f0e17de | 194 | default: |
af6bce80 | 195 | return " <<TYPE UNKN>>"; |
1f0e17de DG |
196 | } |
197 | } | |
198 | ||
834978fd DG |
199 | static const char *bitness_event(enum lttng_event_flag flags) |
200 | { | |
201 | if (flags & LTTNG_EVENT_FLAG_SYSCALL_32) { | |
202 | if (flags & LTTNG_EVENT_FLAG_SYSCALL_64) { | |
203 | return " [32/64-bit]"; | |
204 | } else { | |
205 | return " [32-bit]"; | |
206 | } | |
207 | } else if (flags & LTTNG_EVENT_FLAG_SYSCALL_64) { | |
208 | return " [64-bit]"; | |
209 | } else { | |
210 | return ""; | |
211 | } | |
212 | } | |
213 | ||
b551a063 DG |
214 | /* |
215 | * Pretty print single event. | |
216 | */ | |
217 | static void print_events(struct lttng_event *event) | |
218 | { | |
219 | switch (event->type) { | |
220 | case LTTNG_EVENT_TRACEPOINT: | |
e4baff1e | 221 | { |
8b703175 | 222 | if (event->loglevel != -1) { |
af6bce80 | 223 | MSG("%s%s (loglevel%s %s (%d)) (type: tracepoint)%s%s%s", |
8b703175 | 224 | indent6, |
81afa345 | 225 | event->name, |
1f0e17de | 226 | logleveltype_string(event->loglevel_type), |
970d848b | 227 | mi_lttng_loglevel_string(event->loglevel, handle->domain.type), |
8b703175 | 228 | event->loglevel, |
fceb65df | 229 | enabled_string(event->enabled), |
4634f12e | 230 | exclusion_string(event->exclusion), |
fceb65df | 231 | filter_string(event->filter)); |
8b703175 | 232 | } else { |
4634f12e | 233 | MSG("%s%s (type: tracepoint)%s%s%s", |
8b703175 MD |
234 | indent6, |
235 | event->name, | |
fceb65df | 236 | enabled_string(event->enabled), |
4634f12e | 237 | exclusion_string(event->exclusion), |
fceb65df | 238 | filter_string(event->filter)); |
8b703175 | 239 | } |
b551a063 | 240 | break; |
e4baff1e | 241 | } |
1896972b DG |
242 | case LTTNG_EVENT_FUNCTION: |
243 | MSG("%s%s (type: function)%s%s", indent6, | |
244 | event->name, enabled_string(event->enabled), | |
245 | filter_string(event->filter)); | |
246 | if (event->attr.probe.addr != 0) { | |
247 | MSG("%saddr: 0x%" PRIx64, indent8, event->attr.probe.addr); | |
248 | } else { | |
249 | MSG("%soffset: 0x%" PRIx64, indent8, event->attr.probe.offset); | |
250 | MSG("%ssymbol: %s", indent8, event->attr.probe.symbol_name); | |
251 | } | |
252 | break; | |
b551a063 | 253 | case LTTNG_EVENT_PROBE: |
fceb65df MD |
254 | MSG("%s%s (type: probe)%s%s", indent6, |
255 | event->name, enabled_string(event->enabled), | |
256 | filter_string(event->filter)); | |
b551a063 DG |
257 | if (event->attr.probe.addr != 0) { |
258 | MSG("%saddr: 0x%" PRIx64, indent8, event->attr.probe.addr); | |
259 | } else { | |
260 | MSG("%soffset: 0x%" PRIx64, indent8, event->attr.probe.offset); | |
261 | MSG("%ssymbol: %s", indent8, event->attr.probe.symbol_name); | |
262 | } | |
263 | break; | |
b551a063 | 264 | case LTTNG_EVENT_FUNCTION_ENTRY: |
fceb65df MD |
265 | MSG("%s%s (type: function)%s%s", indent6, |
266 | event->name, enabled_string(event->enabled), | |
267 | filter_string(event->filter)); | |
b551a063 DG |
268 | MSG("%ssymbol: \"%s\"", indent8, event->attr.ftrace.symbol_name); |
269 | break; | |
270 | case LTTNG_EVENT_SYSCALL: | |
834978fd DG |
271 | MSG("%s%s%s%s%s", indent6, event->name, |
272 | (opt_syscall ? "" : " (type:syscall)"), | |
fceb65df | 273 | enabled_string(event->enabled), |
834978fd | 274 | bitness_event(event->flags)); |
b551a063 DG |
275 | break; |
276 | case LTTNG_EVENT_NOOP: | |
fceb65df MD |
277 | MSG("%s (type: noop)%s%s", indent6, |
278 | enabled_string(event->enabled), | |
279 | filter_string(event->filter)); | |
b551a063 DG |
280 | break; |
281 | case LTTNG_EVENT_ALL: | |
282 | /* We should never have "all" events in list. */ | |
283 | assert(0); | |
284 | break; | |
285 | } | |
286 | } | |
287 | ||
f37d259d MD |
288 | static const char *field_type(struct lttng_event_field *field) |
289 | { | |
290 | switch(field->type) { | |
291 | case LTTNG_EVENT_FIELD_INTEGER: | |
292 | return "integer"; | |
293 | case LTTNG_EVENT_FIELD_ENUM: | |
294 | return "enum"; | |
295 | case LTTNG_EVENT_FIELD_FLOAT: | |
296 | return "float"; | |
297 | case LTTNG_EVENT_FIELD_STRING: | |
298 | return "string"; | |
299 | case LTTNG_EVENT_FIELD_OTHER: | |
300 | default: /* fall-through */ | |
301 | return "unknown"; | |
302 | } | |
303 | } | |
304 | ||
305 | /* | |
306 | * Pretty print single event fields. | |
307 | */ | |
308 | static void print_event_field(struct lttng_event_field *field) | |
309 | { | |
310 | if (!field->field_name[0]) { | |
311 | return; | |
312 | } | |
d8fbe2a9 | 313 | MSG("%sfield: %s (%s)%s", indent8, field->field_name, |
45a32634 | 314 | field_type(field), field->nowrite ? " [no write]" : ""); |
f37d259d MD |
315 | } |
316 | ||
fb14d0d8 JR |
317 | /* |
318 | * Machine interface | |
319 | * Jul and ust event listing | |
320 | */ | |
5cdb6027 | 321 | static int mi_list_agent_ust_events(struct lttng_event *events, int count, |
fb14d0d8 JR |
322 | struct lttng_domain *domain) |
323 | { | |
324 | int ret, i; | |
325 | pid_t cur_pid = 0; | |
326 | char *cmdline = NULL; | |
327 | int pid_element_open = 0; | |
328 | ||
329 | /* Open domains element */ | |
330 | ret = mi_lttng_domains_open(writer); | |
331 | if (ret) { | |
332 | goto end; | |
333 | } | |
334 | ||
335 | /* Write domain */ | |
336 | ret = mi_lttng_domain(writer, domain, 1); | |
337 | if (ret) { | |
338 | goto end; | |
339 | } | |
340 | ||
341 | /* Open pids element */ | |
342 | ret = mi_lttng_pids_open(writer); | |
343 | if (ret) { | |
344 | goto end; | |
345 | } | |
346 | ||
347 | for (i = 0; i < count; i++) { | |
348 | if (cur_pid != events[i].pid) { | |
349 | if (pid_element_open) { | |
350 | /* Close the previous events and pid element */ | |
351 | ret = mi_lttng_close_multi_element(writer, 2); | |
352 | if (ret) { | |
353 | goto end; | |
354 | } | |
355 | pid_element_open = 0; | |
356 | } | |
357 | ||
358 | cur_pid = events[i].pid; | |
359 | cmdline = get_cmdline_by_pid(cur_pid); | |
360 | if (!cmdline) { | |
361 | ret = CMD_ERROR; | |
362 | goto end; | |
363 | } | |
364 | ||
365 | if (!pid_element_open) { | |
366 | /* Open and write a pid element */ | |
367 | ret = mi_lttng_pid(writer, cur_pid, cmdline, 1); | |
368 | if (ret) { | |
369 | goto error; | |
370 | } | |
371 | ||
372 | /* Open events element */ | |
373 | ret = mi_lttng_events_open(writer); | |
374 | if (ret) { | |
375 | goto error; | |
376 | } | |
377 | ||
378 | pid_element_open = 1; | |
379 | } | |
380 | free(cmdline); | |
381 | } | |
382 | ||
383 | /* Write an event */ | |
970d848b | 384 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
385 | if (ret) { |
386 | goto end; | |
387 | } | |
388 | } | |
389 | ||
390 | /* Close pids */ | |
391 | ret = mi_lttng_writer_close_element(writer); | |
392 | if (ret) { | |
393 | goto end; | |
394 | } | |
395 | ||
396 | /* Close domain, domains */ | |
397 | ret = mi_lttng_close_multi_element(writer, 2); | |
398 | end: | |
399 | return ret; | |
400 | error: | |
401 | free(cmdline); | |
402 | return ret; | |
403 | } | |
404 | ||
5cdb6027 | 405 | static int list_agent_events(void) |
3c6a091f | 406 | { |
fb14d0d8 | 407 | int i, size, ret = CMD_SUCCESS; |
3c6a091f DG |
408 | struct lttng_domain domain; |
409 | struct lttng_handle *handle; | |
410 | struct lttng_event *event_list; | |
411 | pid_t cur_pid = 0; | |
412 | char *cmdline = NULL; | |
5cdb6027 | 413 | const char *agent_domain_str; |
3c6a091f DG |
414 | |
415 | memset(&domain, 0, sizeof(domain)); | |
5cdb6027 DG |
416 | if (opt_jul) { |
417 | domain.type = LTTNG_DOMAIN_JUL; | |
418 | } else if (opt_log4j) { | |
419 | domain.type = LTTNG_DOMAIN_LOG4J; | |
0e115563 DG |
420 | } else if (opt_python) { |
421 | domain.type = LTTNG_DOMAIN_PYTHON; | |
5cdb6027 DG |
422 | } |
423 | ||
424 | agent_domain_str = get_domain_str(domain.type); | |
425 | ||
426 | DBG("Getting %s tracing events", agent_domain_str); | |
3c6a091f DG |
427 | |
428 | handle = lttng_create_handle(NULL, &domain); | |
429 | if (handle == NULL) { | |
fb14d0d8 JR |
430 | ret = CMD_ERROR; |
431 | goto end; | |
3c6a091f DG |
432 | } |
433 | ||
434 | size = lttng_list_tracepoints(handle, &event_list); | |
435 | if (size < 0) { | |
5cdb6027 DG |
436 | ERR("Unable to list %s events: %s", agent_domain_str, |
437 | lttng_strerror(size)); | |
fb14d0d8 JR |
438 | ret = CMD_ERROR; |
439 | goto end; | |
3c6a091f DG |
440 | } |
441 | ||
fb14d0d8 JR |
442 | if (lttng_opt_mi) { |
443 | /* Mi print */ | |
5cdb6027 | 444 | ret = mi_list_agent_ust_events(event_list, size, &domain); |
fb14d0d8 JR |
445 | if (ret) { |
446 | ret = CMD_ERROR; | |
447 | goto error; | |
3c6a091f | 448 | } |
fb14d0d8 JR |
449 | } else { |
450 | /* Pretty print */ | |
5cdb6027 DG |
451 | MSG("%s events (Logger name):\n-------------------------", |
452 | agent_domain_str); | |
3c6a091f | 453 | |
fb14d0d8 JR |
454 | if (size == 0) { |
455 | MSG("None"); | |
456 | } | |
3c6a091f | 457 | |
fb14d0d8 JR |
458 | for (i = 0; i < size; i++) { |
459 | if (cur_pid != event_list[i].pid) { | |
460 | cur_pid = event_list[i].pid; | |
461 | cmdline = get_cmdline_by_pid(cur_pid); | |
462 | if (cmdline == NULL) { | |
463 | ret = CMD_ERROR; | |
464 | goto error; | |
465 | } | |
466 | MSG("\nPID: %d - Name: %s", cur_pid, cmdline); | |
467 | free(cmdline); | |
468 | } | |
469 | MSG("%s- %s", indent6, event_list[i].name); | |
470 | } | |
3c6a091f | 471 | |
fb14d0d8 JR |
472 | MSG(""); |
473 | } | |
3c6a091f DG |
474 | |
475 | error: | |
fb14d0d8 JR |
476 | free(event_list); |
477 | end: | |
3c6a091f | 478 | lttng_destroy_handle(handle); |
fb14d0d8 | 479 | return ret; |
3c6a091f DG |
480 | } |
481 | ||
b551a063 DG |
482 | /* |
483 | * Ask session daemon for all user space tracepoints available. | |
484 | */ | |
485 | static int list_ust_events(void) | |
486 | { | |
fb14d0d8 | 487 | int i, size, ret = CMD_SUCCESS; |
b551a063 DG |
488 | struct lttng_domain domain; |
489 | struct lttng_handle *handle; | |
490 | struct lttng_event *event_list; | |
491 | pid_t cur_pid = 0; | |
ea5cbc00 | 492 | char *cmdline = NULL; |
b551a063 | 493 | |
441c16a7 MD |
494 | memset(&domain, 0, sizeof(domain)); |
495 | ||
b551a063 DG |
496 | DBG("Getting UST tracing events"); |
497 | ||
498 | domain.type = LTTNG_DOMAIN_UST; | |
499 | ||
500 | handle = lttng_create_handle(NULL, &domain); | |
501 | if (handle == NULL) { | |
fb14d0d8 JR |
502 | ret = CMD_ERROR; |
503 | goto end; | |
b551a063 DG |
504 | } |
505 | ||
506 | size = lttng_list_tracepoints(handle, &event_list); | |
507 | if (size < 0) { | |
60e835ca | 508 | ERR("Unable to list UST events: %s", lttng_strerror(size)); |
fb14d0d8 JR |
509 | ret = CMD_ERROR; |
510 | goto error; | |
b551a063 DG |
511 | } |
512 | ||
fb14d0d8 JR |
513 | if (lttng_opt_mi) { |
514 | /* Mi print */ | |
5cdb6027 | 515 | ret = mi_list_agent_ust_events(event_list, size, &domain); |
fb14d0d8 JR |
516 | } else { |
517 | /* Pretty print */ | |
518 | MSG("UST events:\n-------------"); | |
519 | ||
520 | if (size == 0) { | |
521 | MSG("None"); | |
522 | } | |
523 | ||
524 | for (i = 0; i < size; i++) { | |
525 | if (cur_pid != event_list[i].pid) { | |
526 | cur_pid = event_list[i].pid; | |
527 | cmdline = get_cmdline_by_pid(cur_pid); | |
528 | if (cmdline == NULL) { | |
529 | ret = CMD_ERROR; | |
530 | goto error; | |
531 | } | |
532 | MSG("\nPID: %d - Name: %s", cur_pid, cmdline); | |
533 | free(cmdline); | |
534 | } | |
535 | print_events(&event_list[i]); | |
536 | } | |
b551a063 | 537 | |
fb14d0d8 | 538 | MSG(""); |
b551a063 DG |
539 | } |
540 | ||
fb14d0d8 JR |
541 | error: |
542 | free(event_list); | |
543 | end: | |
544 | lttng_destroy_handle(handle); | |
545 | return ret; | |
546 | } | |
547 | ||
548 | /* | |
549 | * Machine interface | |
550 | * List all ust event with their fields | |
551 | */ | |
552 | static int mi_list_ust_event_fields(struct lttng_event_field *fields, int count, | |
553 | struct lttng_domain *domain) | |
554 | { | |
555 | int ret, i; | |
556 | pid_t cur_pid = 0; | |
557 | char *cmdline = NULL; | |
558 | int pid_element_open = 0; | |
559 | int event_element_open = 0; | |
560 | struct lttng_event cur_event; | |
561 | ||
562 | /* Open domains element */ | |
563 | ret = mi_lttng_domains_open(writer); | |
564 | if (ret) { | |
565 | goto end; | |
566 | } | |
567 | ||
568 | /* Write domain */ | |
569 | ret = mi_lttng_domain(writer, domain, 1); | |
570 | if (ret) { | |
571 | goto end; | |
572 | } | |
573 | ||
574 | /* Open pids element */ | |
575 | ret = mi_lttng_pids_open(writer); | |
576 | if (ret) { | |
577 | goto end; | |
578 | } | |
579 | ||
580 | for (i = 0; i < count; i++) { | |
581 | if (cur_pid != fields[i].event.pid) { | |
582 | if (pid_element_open) { | |
583 | if (event_element_open) { | |
485ca16f DG |
584 | |
585 | /* Close the previous field element and event. */ | |
fb14d0d8 JR |
586 | ret = mi_lttng_close_multi_element(writer, 2); |
587 | if (ret) { | |
588 | goto end; | |
589 | } | |
590 | event_element_open = 0; | |
591 | } | |
592 | /* Close the previous events, pid element */ | |
593 | ret = mi_lttng_close_multi_element(writer, 2); | |
594 | if (ret) { | |
595 | goto end; | |
596 | } | |
597 | pid_element_open = 0; | |
598 | } | |
599 | ||
600 | cur_pid = fields[i].event.pid; | |
ea5cbc00 | 601 | cmdline = get_cmdline_by_pid(cur_pid); |
fb14d0d8 JR |
602 | if (!pid_element_open) { |
603 | /* Open and write a pid element */ | |
604 | ret = mi_lttng_pid(writer, cur_pid, cmdline, 1); | |
605 | if (ret) { | |
606 | goto error; | |
607 | } | |
608 | ||
609 | /* Open events element */ | |
610 | ret = mi_lttng_events_open(writer); | |
611 | if (ret) { | |
612 | goto error; | |
613 | } | |
614 | pid_element_open = 1; | |
615 | } | |
ea5cbc00 | 616 | free(cmdline); |
fb14d0d8 JR |
617 | /* Wipe current event since we are about to print a new PID. */ |
618 | memset(&cur_event, 0, sizeof(cur_event)); | |
b551a063 | 619 | } |
b551a063 | 620 | |
fb14d0d8 JR |
621 | if (strcmp(cur_event.name, fields[i].event.name) != 0) { |
622 | if (event_element_open) { | |
623 | /* Close the previous fields element and the previous event */ | |
624 | ret = mi_lttng_close_multi_element(writer, 2); | |
625 | if (ret) { | |
626 | goto end; | |
627 | } | |
628 | event_element_open = 0; | |
629 | } | |
630 | ||
631 | memcpy(&cur_event, &fields[i].event, | |
632 | sizeof(cur_event)); | |
b551a063 | 633 | |
fb14d0d8 JR |
634 | if (!event_element_open) { |
635 | /* Open and write the event */ | |
970d848b DG |
636 | ret = mi_lttng_event(writer, &cur_event, 1, |
637 | handle->domain.type); | |
fb14d0d8 JR |
638 | if (ret) { |
639 | goto end; | |
640 | } | |
641 | ||
642 | /* Open a fields element */ | |
643 | ret = mi_lttng_event_fields_open(writer); | |
644 | if (ret) { | |
645 | goto end; | |
646 | } | |
647 | event_element_open = 1; | |
648 | } | |
649 | } | |
b551a063 | 650 | |
fb14d0d8 JR |
651 | /* Print the event_field */ |
652 | ret = mi_lttng_event_field(writer, &fields[i]); | |
653 | if (ret) { | |
654 | goto end; | |
655 | } | |
656 | } | |
b551a063 | 657 | |
fb14d0d8 JR |
658 | /* Close pids, domain, domains */ |
659 | ret = mi_lttng_close_multi_element(writer, 3); | |
660 | end: | |
661 | return ret; | |
b551a063 | 662 | error: |
fb14d0d8 JR |
663 | free(cmdline); |
664 | return ret; | |
b551a063 | 665 | } |
f3ed775e | 666 | |
f37d259d MD |
667 | /* |
668 | * Ask session daemon for all user space tracepoint fields available. | |
669 | */ | |
670 | static int list_ust_event_fields(void) | |
671 | { | |
fb14d0d8 | 672 | int i, size, ret = CMD_SUCCESS; |
f37d259d MD |
673 | struct lttng_domain domain; |
674 | struct lttng_handle *handle; | |
675 | struct lttng_event_field *event_field_list; | |
676 | pid_t cur_pid = 0; | |
ea5cbc00 CB |
677 | char *cmdline = NULL; |
678 | ||
f37d259d MD |
679 | struct lttng_event cur_event; |
680 | ||
681 | memset(&domain, 0, sizeof(domain)); | |
682 | memset(&cur_event, 0, sizeof(cur_event)); | |
683 | ||
684 | DBG("Getting UST tracing event fields"); | |
685 | ||
686 | domain.type = LTTNG_DOMAIN_UST; | |
687 | ||
688 | handle = lttng_create_handle(NULL, &domain); | |
689 | if (handle == NULL) { | |
fb14d0d8 JR |
690 | ret = CMD_ERROR; |
691 | goto end; | |
f37d259d MD |
692 | } |
693 | ||
694 | size = lttng_list_tracepoint_fields(handle, &event_field_list); | |
695 | if (size < 0) { | |
60e835ca | 696 | ERR("Unable to list UST event fields: %s", lttng_strerror(size)); |
fb14d0d8 JR |
697 | ret = CMD_ERROR; |
698 | goto end; | |
f37d259d MD |
699 | } |
700 | ||
fb14d0d8 JR |
701 | if (lttng_opt_mi) { |
702 | /* Mi print */ | |
703 | ret = mi_list_ust_event_fields(event_field_list, size, &domain); | |
704 | if (ret) { | |
705 | ret = CMD_ERROR; | |
706 | goto error; | |
707 | } | |
708 | } else { | |
709 | /* Pretty print */ | |
710 | MSG("UST events:\n-------------"); | |
f37d259d | 711 | |
fb14d0d8 JR |
712 | if (size == 0) { |
713 | MSG("None"); | |
f37d259d | 714 | } |
fb14d0d8 JR |
715 | |
716 | for (i = 0; i < size; i++) { | |
717 | if (cur_pid != event_field_list[i].event.pid) { | |
718 | cur_pid = event_field_list[i].event.pid; | |
719 | cmdline = get_cmdline_by_pid(cur_pid); | |
720 | if (cmdline == NULL) { | |
721 | ret = CMD_ERROR; | |
722 | goto error; | |
723 | } | |
724 | MSG("\nPID: %d - Name: %s", cur_pid, cmdline); | |
725 | free(cmdline); | |
726 | /* Wipe current event since we are about to print a new PID. */ | |
727 | memset(&cur_event, 0, sizeof(cur_event)); | |
728 | } | |
729 | if (strcmp(cur_event.name, event_field_list[i].event.name) != 0) { | |
730 | print_events(&event_field_list[i].event); | |
731 | memcpy(&cur_event, &event_field_list[i].event, | |
732 | sizeof(cur_event)); | |
733 | } | |
734 | print_event_field(&event_field_list[i]); | |
f37d259d | 735 | } |
f37d259d | 736 | |
fb14d0d8 JR |
737 | MSG(""); |
738 | } | |
f37d259d | 739 | |
fb14d0d8 | 740 | error: |
f37d259d | 741 | free(event_field_list); |
fb14d0d8 | 742 | end: |
f37d259d | 743 | lttng_destroy_handle(handle); |
fb14d0d8 JR |
744 | return ret; |
745 | } | |
f37d259d | 746 | |
fb14d0d8 JR |
747 | /* |
748 | * Machine interface | |
749 | * Print a list of kernel events | |
750 | */ | |
751 | static int mi_list_kernel_events(struct lttng_event *events, int count, | |
752 | struct lttng_domain *domain) | |
753 | { | |
754 | int ret, i; | |
f37d259d | 755 | |
fb14d0d8 JR |
756 | /* Open domains element */ |
757 | ret = mi_lttng_domains_open(writer); | |
758 | if (ret) { | |
759 | goto end; | |
760 | } | |
761 | ||
762 | /* Write domain */ | |
763 | ret = mi_lttng_domain(writer, domain, 1); | |
764 | if (ret) { | |
765 | goto end; | |
766 | } | |
767 | ||
768 | /* Open events */ | |
769 | ret = mi_lttng_events_open(writer); | |
770 | if (ret) { | |
771 | goto end; | |
772 | } | |
773 | ||
774 | for (i = 0; i < count; i++) { | |
970d848b | 775 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
776 | if (ret) { |
777 | goto end; | |
778 | } | |
779 | } | |
780 | ||
781 | /* close events, domain and domains */ | |
782 | ret = mi_lttng_close_multi_element(writer, 3); | |
783 | if (ret) { | |
784 | goto end; | |
785 | } | |
786 | ||
787 | end: | |
788 | return ret; | |
f37d259d MD |
789 | } |
790 | ||
f3ed775e | 791 | /* |
fb14d0d8 | 792 | * Ask for all trace events in the kernel |
f3ed775e | 793 | */ |
9f19cc17 | 794 | static int list_kernel_events(void) |
f3ed775e | 795 | { |
fb14d0d8 | 796 | int i, size, ret = CMD_SUCCESS; |
b551a063 DG |
797 | struct lttng_domain domain; |
798 | struct lttng_handle *handle; | |
9f19cc17 | 799 | struct lttng_event *event_list; |
f3ed775e | 800 | |
441c16a7 MD |
801 | memset(&domain, 0, sizeof(domain)); |
802 | ||
b551a063 DG |
803 | DBG("Getting kernel tracing events"); |
804 | ||
805 | domain.type = LTTNG_DOMAIN_KERNEL; | |
806 | ||
807 | handle = lttng_create_handle(NULL, &domain); | |
808 | if (handle == NULL) { | |
fb14d0d8 | 809 | ret = CMD_ERROR; |
b551a063 DG |
810 | goto error; |
811 | } | |
f3ed775e | 812 | |
cd80958d | 813 | size = lttng_list_tracepoints(handle, &event_list); |
9f19cc17 | 814 | if (size < 0) { |
60e835ca | 815 | ERR("Unable to list kernel events: %s", lttng_strerror(size)); |
ef021732 | 816 | lttng_destroy_handle(handle); |
fb14d0d8 | 817 | return CMD_ERROR; |
f3ed775e DG |
818 | } |
819 | ||
fb14d0d8 JR |
820 | if (lttng_opt_mi) { |
821 | /* Mi print */ | |
822 | ret = mi_list_kernel_events(event_list, size, &domain); | |
823 | if (ret) { | |
824 | ret = CMD_ERROR; | |
825 | goto end; | |
826 | } | |
827 | } else { | |
828 | MSG("Kernel events:\n-------------"); | |
f3ed775e | 829 | |
fb14d0d8 JR |
830 | for (i = 0; i < size; i++) { |
831 | print_events(&event_list[i]); | |
832 | } | |
f3ed775e | 833 | |
fb14d0d8 JR |
834 | MSG(""); |
835 | } | |
b551a063 | 836 | |
fb14d0d8 | 837 | end: |
f3ed775e DG |
838 | free(event_list); |
839 | ||
ef021732 | 840 | lttng_destroy_handle(handle); |
fb14d0d8 | 841 | return ret; |
b551a063 DG |
842 | |
843 | error: | |
ef021732 | 844 | lttng_destroy_handle(handle); |
fb14d0d8 JR |
845 | return ret; |
846 | } | |
847 | ||
834978fd DG |
848 | /* |
849 | * Machine interface | |
850 | * Print a list of system calls. | |
851 | */ | |
852 | static int mi_list_syscalls(struct lttng_event *events, int count) | |
853 | { | |
854 | int ret, i; | |
855 | ||
856 | /* Open events */ | |
857 | ret = mi_lttng_events_open(writer); | |
858 | if (ret) { | |
859 | goto end; | |
860 | } | |
861 | ||
862 | for (i = 0; i < count; i++) { | |
970d848b | 863 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
834978fd DG |
864 | if (ret) { |
865 | goto end; | |
866 | } | |
867 | } | |
868 | ||
869 | /* Close events. */ | |
870 | ret = mi_lttng_writer_close_element(writer); | |
871 | if (ret) { | |
872 | goto end; | |
873 | } | |
874 | ||
875 | end: | |
876 | return ret; | |
877 | } | |
878 | ||
879 | /* | |
880 | * Ask for kernel system calls. | |
881 | */ | |
882 | static int list_syscalls(void) | |
883 | { | |
884 | int i, size, ret = CMD_SUCCESS; | |
885 | struct lttng_event *event_list; | |
886 | ||
887 | DBG("Getting kernel system call events"); | |
888 | ||
889 | size = lttng_list_syscalls(&event_list); | |
890 | if (size < 0) { | |
891 | ERR("Unable to list system calls: %s", lttng_strerror(size)); | |
892 | ret = CMD_ERROR; | |
893 | goto error; | |
894 | } | |
895 | ||
896 | if (lttng_opt_mi) { | |
897 | /* Mi print */ | |
898 | ret = mi_list_syscalls(event_list, size); | |
899 | if (ret) { | |
900 | ret = CMD_ERROR; | |
901 | goto end; | |
902 | } | |
903 | } else { | |
904 | MSG("System calls:\n-------------"); | |
905 | ||
906 | for (i = 0; i < size; i++) { | |
907 | print_events(&event_list[i]); | |
908 | } | |
909 | ||
910 | MSG(""); | |
911 | } | |
912 | ||
913 | end: | |
914 | free(event_list); | |
915 | return ret; | |
916 | ||
917 | error: | |
918 | return ret; | |
919 | } | |
920 | ||
fb14d0d8 JR |
921 | /* |
922 | * Machine Interface | |
5cdb6027 | 923 | * Print a list of agent events |
fb14d0d8 | 924 | */ |
5cdb6027 | 925 | static int mi_list_session_agent_events(struct lttng_event *events, int count) |
fb14d0d8 JR |
926 | { |
927 | int ret, i; | |
928 | ||
929 | /* Open events element */ | |
930 | ret = mi_lttng_events_open(writer); | |
931 | if (ret) { | |
932 | goto end; | |
933 | } | |
934 | ||
935 | for (i = 0; i < count; i++) { | |
970d848b | 936 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
937 | if (ret) { |
938 | goto end; | |
939 | } | |
940 | } | |
941 | ||
942 | /* Close events element */ | |
943 | ret = mi_lttng_writer_close_element(writer); | |
944 | ||
945 | end: | |
946 | return ret; | |
f3ed775e DG |
947 | } |
948 | ||
3c6a091f | 949 | /* |
5cdb6027 | 950 | * List agent events for a specific session using the handle. |
3c6a091f DG |
951 | * |
952 | * Return CMD_SUCCESS on success else a negative value. | |
953 | */ | |
5cdb6027 | 954 | static int list_session_agent_events(void) |
3c6a091f | 955 | { |
fb14d0d8 | 956 | int ret = CMD_SUCCESS, count, i; |
3c6a091f DG |
957 | struct lttng_event *events = NULL; |
958 | ||
959 | count = lttng_list_events(handle, "", &events); | |
960 | if (count < 0) { | |
fb14d0d8 JR |
961 | ret = CMD_ERROR; |
962 | ERR("%s", lttng_strerror(count)); | |
3c6a091f DG |
963 | goto error; |
964 | } | |
965 | ||
fb14d0d8 JR |
966 | if (lttng_opt_mi) { |
967 | /* Mi print */ | |
5cdb6027 | 968 | ret = mi_list_session_agent_events(events, count); |
fb14d0d8 JR |
969 | if (ret) { |
970 | ret = CMD_ERROR; | |
971 | goto end; | |
972 | } | |
973 | } else { | |
974 | /* Pretty print */ | |
975 | MSG("Events (Logger name):\n---------------------"); | |
976 | if (count == 0) { | |
977 | MSG("%sNone\n", indent6); | |
978 | goto end; | |
979 | } | |
980 | ||
981 | for (i = 0; i < count; i++) { | |
982 | MSG("%s- %s%s (loglevel%s %s)", indent4, events[i].name, | |
983 | enabled_string(events[i].enabled), | |
984 | logleveltype_string(events[i].loglevel_type), | |
970d848b DG |
985 | mi_lttng_loglevel_string(events[i].loglevel, |
986 | handle->domain.type)); | |
fb14d0d8 JR |
987 | } |
988 | ||
989 | MSG(""); | |
990 | } | |
991 | ||
992 | end: | |
993 | free(events); | |
994 | error: | |
995 | return ret; | |
996 | } | |
997 | ||
998 | /* | |
999 | * Machine interface | |
1000 | * print a list of event | |
1001 | */ | |
1002 | static int mi_list_events(struct lttng_event *events, int count) | |
1003 | { | |
1004 | int ret, i; | |
1005 | ||
1006 | /* Open events element */ | |
1007 | ret = mi_lttng_events_open(writer); | |
1008 | if (ret) { | |
3c6a091f DG |
1009 | goto end; |
1010 | } | |
1011 | ||
1012 | for (i = 0; i < count; i++) { | |
970d848b | 1013 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
1014 | if (ret) { |
1015 | goto end; | |
1016 | } | |
3c6a091f DG |
1017 | } |
1018 | ||
fb14d0d8 JR |
1019 | /* Close events element */ |
1020 | ret = mi_lttng_writer_close_element(writer); | |
3c6a091f DG |
1021 | |
1022 | end: | |
3c6a091f DG |
1023 | return ret; |
1024 | } | |
1025 | ||
f3ed775e | 1026 | /* |
9f19cc17 | 1027 | * List events of channel of session and domain. |
f3ed775e | 1028 | */ |
cd80958d | 1029 | static int list_events(const char *channel_name) |
f3ed775e | 1030 | { |
fb14d0d8 | 1031 | int ret = CMD_SUCCESS, count, i; |
9f19cc17 | 1032 | struct lttng_event *events = NULL; |
f3ed775e | 1033 | |
cd80958d | 1034 | count = lttng_list_events(handle, channel_name, &events); |
f3ed775e | 1035 | if (count < 0) { |
fb14d0d8 JR |
1036 | ret = CMD_ERROR; |
1037 | ERR("%s", lttng_strerror(count)); | |
f3ed775e DG |
1038 | goto error; |
1039 | } | |
1040 | ||
fb14d0d8 JR |
1041 | if (lttng_opt_mi) { |
1042 | /* Mi print */ | |
1043 | ret = mi_list_events(events, count); | |
1044 | if (ret) { | |
1045 | ret = CMD_ERROR; | |
1046 | goto end; | |
1047 | } | |
1048 | } else { | |
1049 | /* Pretty print */ | |
1050 | MSG("\n%sEvents:", indent4); | |
1051 | if (count == 0) { | |
1052 | MSG("%sNone\n", indent6); | |
1053 | goto end; | |
1054 | } | |
f3ed775e | 1055 | |
fb14d0d8 JR |
1056 | for (i = 0; i < count; i++) { |
1057 | print_events(&events[i]); | |
1058 | } | |
f3ed775e | 1059 | |
fb14d0d8 JR |
1060 | MSG(""); |
1061 | } | |
9f19cc17 | 1062 | end: |
0e428499 | 1063 | free(events); |
f3ed775e DG |
1064 | error: |
1065 | return ret; | |
1066 | } | |
1067 | ||
1068 | /* | |
9f19cc17 DG |
1069 | * Pretty print channel |
1070 | */ | |
1071 | static void print_channel(struct lttng_channel *channel) | |
1072 | { | |
464dd62d | 1073 | MSG("- %s:%s\n", channel->name, enabled_string(channel->enabled)); |
9f19cc17 DG |
1074 | |
1075 | MSG("%sAttributes:", indent4); | |
a5bbe8f6 DG |
1076 | MSG("%soverwrite mode: %d", indent6, channel->attr.overwrite); |
1077 | MSG("%ssubbufers size: %" PRIu64, indent6, channel->attr.subbuf_size); | |
9f19cc17 | 1078 | MSG("%snumber of subbufers: %" PRIu64, indent6, channel->attr.num_subbuf); |
a5bbe8f6 DG |
1079 | MSG("%sswitch timer interval: %u", indent6, channel->attr.switch_timer_interval); |
1080 | MSG("%sread timer interval: %u", indent6, channel->attr.read_timer_interval); | |
2f785fe7 DG |
1081 | MSG("%strace file count: %" PRIu64, indent6, channel->attr.tracefile_count); |
1082 | MSG("%strace file size (bytes): %" PRIu64, indent6, channel->attr.tracefile_size); | |
9f19cc17 DG |
1083 | switch (channel->attr.output) { |
1084 | case LTTNG_EVENT_SPLICE: | |
1085 | MSG("%soutput: splice()", indent6); | |
1086 | break; | |
1087 | case LTTNG_EVENT_MMAP: | |
1088 | MSG("%soutput: mmap()", indent6); | |
1089 | break; | |
1090 | } | |
1091 | } | |
1092 | ||
fb14d0d8 JR |
1093 | /* |
1094 | * Machine interface | |
1095 | * Print a list of channel | |
1096 | * | |
1097 | */ | |
1098 | static int mi_list_channels(struct lttng_channel *channels, int count, | |
1099 | const char *channel_name) | |
1100 | { | |
1101 | int i, ret; | |
1102 | unsigned int chan_found = 0; | |
1103 | ||
1104 | /* Open channels element */ | |
1105 | ret = mi_lttng_channels_open(writer); | |
1106 | if (ret) { | |
1107 | goto error; | |
1108 | } | |
1109 | ||
1110 | for (i = 0; i < count; i++) { | |
1111 | if (channel_name != NULL) { | |
1112 | if (strncmp(channels[i].name, channel_name, NAME_MAX) == 0) { | |
1113 | chan_found = 1; | |
1114 | } else { | |
1115 | continue; | |
1116 | } | |
1117 | } | |
1118 | ||
1119 | /* Write channel element and leave it open */ | |
1120 | ret = mi_lttng_channel(writer, &channels[i], 1); | |
1121 | if (ret) { | |
1122 | goto error; | |
1123 | } | |
1124 | ||
1125 | /* Listing events per channel */ | |
1126 | ret = list_events(channels[i].name); | |
1127 | if (ret) { | |
1128 | goto error; | |
1129 | } | |
1130 | ||
1131 | /* Closing the channel element we opened earlier */ | |
1132 | ret = mi_lttng_writer_close_element(writer); | |
1133 | if (ret) { | |
1134 | goto error; | |
1135 | } | |
1136 | ||
1137 | if (chan_found) { | |
1138 | break; | |
1139 | } | |
1140 | } | |
1141 | ||
1142 | /* Close channels element */ | |
1143 | ret = mi_lttng_writer_close_element(writer); | |
1144 | if (ret) { | |
1145 | goto error; | |
1146 | } | |
1147 | ||
1148 | error: | |
1149 | return ret; | |
1150 | } | |
1151 | ||
9f19cc17 DG |
1152 | /* |
1153 | * List channel(s) of session and domain. | |
f3ed775e | 1154 | * |
9f19cc17 | 1155 | * If channel_name is NULL, all channels are listed. |
f3ed775e | 1156 | */ |
cd80958d | 1157 | static int list_channels(const char *channel_name) |
f3ed775e | 1158 | { |
9f19cc17 DG |
1159 | int count, i, ret = CMD_SUCCESS; |
1160 | unsigned int chan_found = 0; | |
1161 | struct lttng_channel *channels = NULL; | |
f3ed775e | 1162 | |
3e25cb20 | 1163 | DBG("Listing channel(s) (%s)", channel_name ? : "<all>"); |
9f19cc17 | 1164 | |
cd80958d | 1165 | count = lttng_list_channels(handle, &channels); |
f3ed775e | 1166 | if (count < 0) { |
c7d620a2 DG |
1167 | switch (-count) { |
1168 | case LTTNG_ERR_KERN_CHAN_NOT_FOUND: | |
fb14d0d8 JR |
1169 | if (lttng_opt_mi) { |
1170 | /* When printing mi this is not an error | |
1171 | * but an empty channels element */ | |
1172 | count = 0; | |
1173 | } else { | |
1174 | ret = CMD_SUCCESS; | |
1175 | WARN("No kernel channel"); | |
1176 | goto error_channels; | |
1177 | } | |
c7d620a2 DG |
1178 | break; |
1179 | default: | |
1180 | /* We had a real error */ | |
fb14d0d8 JR |
1181 | ret = CMD_ERROR; |
1182 | ERR("%s", lttng_strerror(count)); | |
1183 | goto error_channels; | |
60e835ca | 1184 | break; |
c7d620a2 | 1185 | } |
f3ed775e DG |
1186 | } |
1187 | ||
fb14d0d8 JR |
1188 | if (lttng_opt_mi) { |
1189 | /* Mi print */ | |
1190 | ret = mi_list_channels(channels, count, channel_name); | |
1191 | if (ret) { | |
1192 | ret = CMD_ERROR; | |
1193 | goto error; | |
1194 | } | |
1195 | } else { | |
1196 | /* Pretty print */ | |
ade7ce52 | 1197 | if (count) { |
fb14d0d8 JR |
1198 | MSG("Channels:\n-------------"); |
1199 | } | |
9f19cc17 | 1200 | |
fb14d0d8 JR |
1201 | for (i = 0; i < count; i++) { |
1202 | if (channel_name != NULL) { | |
1203 | if (strncmp(channels[i].name, channel_name, NAME_MAX) == 0) { | |
1204 | chan_found = 1; | |
1205 | } else { | |
1206 | continue; | |
1207 | } | |
1208 | } | |
1209 | print_channel(&channels[i]); | |
1210 | ||
1211 | /* Listing events per channel */ | |
1212 | ret = list_events(channels[i].name); | |
1213 | if (ret) { | |
1214 | goto error; | |
1215 | } | |
1216 | ||
1217 | if (chan_found) { | |
1218 | break; | |
9f19cc17 DG |
1219 | } |
1220 | } | |
9f19cc17 | 1221 | |
fb14d0d8 JR |
1222 | if (!chan_found && channel_name != NULL) { |
1223 | ret = CMD_ERROR; | |
1224 | ERR("Channel %s not found", channel_name); | |
1225 | goto error; | |
9f19cc17 | 1226 | } |
fb14d0d8 JR |
1227 | } |
1228 | error: | |
1229 | free(channels); | |
9f19cc17 | 1230 | |
fb14d0d8 JR |
1231 | error_channels: |
1232 | return ret; | |
1233 | } | |
1234 | ||
a5dfbb9d MD |
1235 | /* |
1236 | * List tracker PID(s) of session and domain. | |
1237 | */ | |
1238 | static int list_tracker_pids(void) | |
1239 | { | |
1240 | int enabled, ret; | |
1241 | int *pids = NULL; | |
6223570f | 1242 | size_t nr_pids; |
a5dfbb9d MD |
1243 | |
1244 | ret = lttng_list_tracker_pids(handle, | |
1245 | &enabled, &pids, &nr_pids); | |
1246 | if (ret) { | |
1247 | return ret; | |
1248 | } | |
a5dfbb9d | 1249 | if (enabled) { |
6223570f JG |
1250 | int i; |
1251 | _MSG("PID tracker: ["); | |
a5dfbb9d MD |
1252 | |
1253 | for (i = 0; i < nr_pids; i++) { | |
1254 | if (i) { | |
1255 | _MSG(","); | |
1256 | } | |
1257 | _MSG(" %d", pids[i]); | |
1258 | } | |
6223570f | 1259 | _MSG(" ]\n\n"); |
a5dfbb9d | 1260 | } |
a5dfbb9d MD |
1261 | free(pids); |
1262 | return 0; | |
1263 | } | |
1264 | ||
fb14d0d8 JR |
1265 | /* |
1266 | * Machine interface | |
1267 | * Find the session with session_name as name | |
1268 | * and print his informations. | |
1269 | */ | |
1270 | static int mi_list_session(const char *session_name, | |
1271 | struct lttng_session *sessions, int count) | |
1272 | { | |
1273 | int ret, i; | |
1274 | unsigned int session_found = 0; | |
1275 | ||
1276 | if (session_name == NULL) { | |
1277 | ret = -LTTNG_ERR_SESS_NOT_FOUND; | |
1278 | goto end; | |
1279 | } | |
1280 | ||
1281 | for (i = 0; i < count; i++) { | |
1282 | if (strncmp(sessions[i].name, session_name, NAME_MAX) == 0) { | |
1283 | /* We need to leave it open to append other informations | |
1284 | * like domain, channel, events etc.*/ | |
1285 | session_found = 1; | |
1286 | ret = mi_lttng_session(writer, &sessions[i], 1); | |
1287 | if (ret) { | |
1288 | goto end; | |
1289 | } | |
9f19cc17 | 1290 | break; |
f3ed775e | 1291 | } |
f3ed775e DG |
1292 | } |
1293 | ||
fb14d0d8 JR |
1294 | if (!session_found) { |
1295 | ERR("Session '%s' not found", session_name); | |
1296 | ret = -LTTNG_ERR_SESS_NOT_FOUND; | |
1297 | goto end; | |
9f19cc17 | 1298 | } |
f3ed775e | 1299 | |
fb14d0d8 JR |
1300 | end: |
1301 | return ret; | |
1302 | } | |
f3ed775e | 1303 | |
fb14d0d8 JR |
1304 | /* |
1305 | * Machine interface | |
1306 | * List all availables session | |
1307 | */ | |
1308 | static int mi_list_sessions(struct lttng_session *sessions, int count) | |
1309 | { | |
1310 | int ret, i; | |
ae856491 | 1311 | |
fb14d0d8 JR |
1312 | /* Opening sessions element */ |
1313 | ret = mi_lttng_sessions_open(writer); | |
1314 | if (ret) { | |
1315 | goto end; | |
1316 | } | |
1317 | ||
1318 | /* Listing sessions */ | |
1319 | for (i = 0; i < count; i++) { | |
1320 | ret = mi_lttng_session(writer, &sessions[i], 0); | |
1321 | if (ret) { | |
1322 | goto end; | |
1323 | } | |
1324 | } | |
1325 | ||
1326 | /* Closing sessions element */ | |
1327 | ret = mi_lttng_writer_close_element(writer); | |
1328 | if (ret) { | |
1329 | goto end; | |
1330 | } | |
1331 | ||
1332 | end: | |
f3ed775e DG |
1333 | return ret; |
1334 | } | |
1335 | ||
1336 | /* | |
9f19cc17 | 1337 | * List available tracing session. List only basic information. |
f3ed775e | 1338 | * |
9f19cc17 | 1339 | * If session_name is NULL, all sessions are listed. |
f3ed775e | 1340 | */ |
9f19cc17 | 1341 | static int list_sessions(const char *session_name) |
f3ed775e | 1342 | { |
fb14d0d8 JR |
1343 | int ret = CMD_SUCCESS; |
1344 | int count, i; | |
9f19cc17 DG |
1345 | unsigned int session_found = 0; |
1346 | struct lttng_session *sessions; | |
1347 | ||
1348 | count = lttng_list_sessions(&sessions); | |
1349 | DBG("Session count %d", count); | |
1350 | if (count < 0) { | |
fb14d0d8 JR |
1351 | ret = CMD_ERROR; |
1352 | ERR("%s", lttng_strerror(count)); | |
d32fb093 | 1353 | goto end; |
9f19cc17 DG |
1354 | } |
1355 | ||
fb14d0d8 JR |
1356 | if (lttng_opt_mi) { |
1357 | /* Mi */ | |
1358 | if (session_name == NULL) { | |
1359 | /* List all session */ | |
1360 | ret = mi_list_sessions(sessions, count); | |
1361 | } else { | |
1362 | /* Note : this return an open session element */ | |
1363 | ret = mi_list_session(session_name, sessions, count); | |
1364 | } | |
1365 | if (ret) { | |
1366 | ret = CMD_ERROR; | |
1367 | goto error; | |
1368 | } | |
1369 | } else { | |
1370 | /* Pretty print */ | |
1371 | if (count == 0) { | |
1372 | MSG("Currently no available tracing session"); | |
fb14d0d8 JR |
1373 | goto end; |
1374 | } | |
9f19cc17 | 1375 | |
fb14d0d8 JR |
1376 | if (session_name == NULL) { |
1377 | MSG("Available tracing sessions:"); | |
1378 | } | |
1379 | ||
1380 | ||
1381 | for (i = 0; i < count; i++) { | |
1382 | if (session_name != NULL) { | |
1383 | if (strncmp(sessions[i].name, session_name, NAME_MAX) == 0) { | |
1384 | session_found = 1; | |
1385 | MSG("Tracing session %s: [%s%s]", session_name, | |
1386 | active_string(sessions[i].enabled), | |
1387 | snapshot_string(sessions[i].snapshot_mode)); | |
1388 | MSG("%sTrace path: %s\n", indent4, sessions[i].path); | |
1389 | break; | |
1390 | } | |
1391 | } else { | |
1392 | MSG(" %d) %s (%s) [%s%s]", i + 1, | |
1393 | sessions[i].name, sessions[i].path, | |
2cbf8fed DG |
1394 | active_string(sessions[i].enabled), |
1395 | snapshot_string(sessions[i].snapshot_mode)); | |
2f785fe7 | 1396 | MSG("%sTrace path: %s", indent4, sessions[i].path); |
fcbc96a2 JG |
1397 | if (sessions[i].live_timer_interval != 0) { |
1398 | MSG("%sLive timer interval (usec): %u", indent4, | |
1399 | sessions[i].live_timer_interval); | |
1400 | } | |
1401 | MSG(""); | |
9f19cc17 | 1402 | } |
fb14d0d8 JR |
1403 | } |
1404 | ||
1405 | if (!session_found && session_name != NULL) { | |
1406 | ERR("Session '%s' not found", session_name); | |
1407 | ret = CMD_ERROR; | |
1408 | goto error; | |
1409 | } | |
1410 | ||
1411 | if (session_name == NULL) { | |
1412 | MSG("\nUse lttng list <session_name> for more details"); | |
9f19cc17 DG |
1413 | } |
1414 | } | |
1415 | ||
fb14d0d8 | 1416 | error: |
9f19cc17 | 1417 | free(sessions); |
fb14d0d8 JR |
1418 | end: |
1419 | return ret; | |
1420 | } | |
9f19cc17 | 1421 | |
fb14d0d8 JR |
1422 | |
1423 | /* | |
1424 | * Machine Interface | |
1425 | * list available domain(s) for a session. | |
1426 | */ | |
1427 | static int mi_list_domains(struct lttng_domain *domains, int count) | |
1428 | { | |
1429 | int i, ret; | |
1430 | /* Open domains element */ | |
1431 | ret = mi_lttng_domains_open(writer); | |
1432 | if (ret) { | |
1433 | goto end; | |
9f19cc17 DG |
1434 | } |
1435 | ||
fb14d0d8 JR |
1436 | for (i = 0; i < count; i++) { |
1437 | ret = mi_lttng_domain(writer, &domains[i] , 0); | |
1438 | if (ret) { | |
1439 | goto end; | |
1440 | } | |
9f19cc17 | 1441 | } |
f3ed775e | 1442 | |
fb14d0d8 JR |
1443 | /* Closing domains element */ |
1444 | ret = mi_lttng_writer_close_element(writer); | |
1445 | if (ret) { | |
1446 | goto end; | |
1447 | } | |
d32fb093 | 1448 | end: |
f3ed775e DG |
1449 | return ret; |
1450 | } | |
f3ed775e DG |
1451 | |
1452 | /* | |
9f19cc17 | 1453 | * List available domain(s) for a session. |
f3ed775e | 1454 | */ |
330be774 | 1455 | static int list_domains(const char *session_name) |
f3ed775e | 1456 | { |
9f19cc17 DG |
1457 | int i, count, ret = CMD_SUCCESS; |
1458 | struct lttng_domain *domains = NULL; | |
1459 | ||
9f19cc17 | 1460 | |
330be774 | 1461 | count = lttng_list_domains(session_name, &domains); |
9f19cc17 | 1462 | if (count < 0) { |
fb14d0d8 JR |
1463 | ret = CMD_ERROR; |
1464 | ERR("%s", lttng_strerror(count)); | |
9f19cc17 DG |
1465 | goto end; |
1466 | } | |
1467 | ||
fb14d0d8 JR |
1468 | if (lttng_opt_mi) { |
1469 | /* Mi output */ | |
1470 | ret = mi_list_domains(domains, count); | |
1471 | if (ret) { | |
1472 | ret = CMD_ERROR; | |
1473 | goto error; | |
1474 | } | |
1475 | } else { | |
1476 | /* Pretty print */ | |
1477 | MSG("Domains:\n-------------"); | |
1478 | if (count == 0) { | |
1479 | MSG(" None"); | |
1480 | goto end; | |
1481 | } | |
1482 | ||
1483 | for (i = 0; i < count; i++) { | |
1484 | switch (domains[i].type) { | |
1485 | case LTTNG_DOMAIN_KERNEL: | |
1486 | MSG(" - Kernel"); | |
1487 | break; | |
1488 | case LTTNG_DOMAIN_UST: | |
1489 | MSG(" - UST global"); | |
1490 | break; | |
1491 | case LTTNG_DOMAIN_JUL: | |
1492 | MSG(" - JUL (Java Util Logging)"); | |
1493 | break; | |
5cdb6027 DG |
1494 | case LTTNG_DOMAIN_LOG4J: |
1495 | MSG(" - LOG4j (Logging for Java)"); | |
1496 | break; | |
0e115563 DG |
1497 | case LTTNG_DOMAIN_PYTHON: |
1498 | MSG(" - Python (logging)"); | |
1499 | break; | |
fb14d0d8 JR |
1500 | default: |
1501 | break; | |
1502 | } | |
9f19cc17 DG |
1503 | } |
1504 | } | |
1505 | ||
fb14d0d8 | 1506 | error: |
9f19cc17 DG |
1507 | free(domains); |
1508 | ||
fb14d0d8 | 1509 | end: |
9f19cc17 | 1510 | return ret; |
f3ed775e | 1511 | } |
f3ed775e DG |
1512 | |
1513 | /* | |
9f19cc17 | 1514 | * The 'list <options>' first level command |
f3ed775e DG |
1515 | */ |
1516 | int cmd_list(int argc, const char **argv) | |
1517 | { | |
c617c0c6 | 1518 | int opt, ret = CMD_SUCCESS; |
9f19cc17 | 1519 | const char *session_name; |
f3ed775e | 1520 | static poptContext pc; |
9f19cc17 DG |
1521 | struct lttng_domain domain; |
1522 | struct lttng_domain *domains = NULL; | |
f3ed775e | 1523 | |
441c16a7 MD |
1524 | memset(&domain, 0, sizeof(domain)); |
1525 | ||
9f19cc17 | 1526 | if (argc < 1) { |
f3ed775e | 1527 | usage(stderr); |
ca1c3607 | 1528 | ret = CMD_ERROR; |
f3ed775e DG |
1529 | goto end; |
1530 | } | |
1531 | ||
1532 | pc = poptGetContext(NULL, argc, argv, long_options, 0); | |
1533 | poptReadDefaultConfig(pc, 0); | |
1534 | ||
1535 | while ((opt = poptGetNextOpt(pc)) != -1) { | |
1536 | switch (opt) { | |
1537 | case OPT_HELP: | |
ca1c3607 | 1538 | usage(stdout); |
f3ed775e | 1539 | goto end; |
eeac7d46 MD |
1540 | case OPT_USERSPACE: |
1541 | opt_userspace = 1; | |
eeac7d46 | 1542 | break; |
679b4943 SM |
1543 | case OPT_LIST_OPTIONS: |
1544 | list_cmd_options(stdout, long_options); | |
679b4943 | 1545 | goto end; |
f3ed775e DG |
1546 | default: |
1547 | usage(stderr); | |
1548 | ret = CMD_UNDEFINED; | |
1549 | goto end; | |
1550 | } | |
1551 | } | |
1552 | ||
fb14d0d8 JR |
1553 | /* Mi check */ |
1554 | if (lttng_opt_mi) { | |
1555 | writer = mi_lttng_writer_create(fileno(stdout), lttng_opt_mi); | |
1556 | if (!writer) { | |
1557 | ret = CMD_ERROR; | |
1558 | goto end; | |
1559 | } | |
1560 | ||
1561 | /* Open command element */ | |
1562 | ret = mi_lttng_writer_command_open(writer, | |
1563 | mi_lttng_element_command_list); | |
1564 | if (ret) { | |
1565 | ret = CMD_ERROR; | |
1566 | goto end; | |
1567 | } | |
1568 | ||
1569 | /* Open output element */ | |
1570 | ret = mi_lttng_writer_open_element(writer, | |
1571 | mi_lttng_element_command_output); | |
1572 | if (ret) { | |
1573 | ret = CMD_ERROR; | |
1574 | goto end; | |
1575 | } | |
1576 | } | |
1577 | ||
9f19cc17 DG |
1578 | /* Get session name (trailing argument) */ |
1579 | session_name = poptGetArg(pc); | |
b551a063 | 1580 | DBG2("Session name: %s", session_name); |
9f19cc17 | 1581 | |
cd80958d DG |
1582 | if (opt_kernel) { |
1583 | domain.type = LTTNG_DOMAIN_KERNEL; | |
b551a063 DG |
1584 | } else if (opt_userspace) { |
1585 | DBG2("Listing userspace global domain"); | |
1586 | domain.type = LTTNG_DOMAIN_UST; | |
3c6a091f DG |
1587 | } else if (opt_jul) { |
1588 | DBG2("Listing JUL domain"); | |
1589 | domain.type = LTTNG_DOMAIN_JUL; | |
edf60534 | 1590 | } else if (opt_log4j) { |
5cdb6027 | 1591 | domain.type = LTTNG_DOMAIN_LOG4J; |
0e115563 DG |
1592 | } else if (opt_python) { |
1593 | domain.type = LTTNG_DOMAIN_PYTHON; | |
cd80958d DG |
1594 | } |
1595 | ||
834978fd DG |
1596 | if (!opt_kernel && opt_syscall) { |
1597 | WARN("--syscall will only work with the Kernel domain (-k)"); | |
1598 | ret = CMD_ERROR; | |
1599 | goto end; | |
1600 | } | |
1601 | ||
0e115563 | 1602 | if (opt_kernel || opt_userspace || opt_jul || opt_log4j || opt_python) { |
aa5de748 MD |
1603 | handle = lttng_create_handle(session_name, &domain); |
1604 | if (handle == NULL) { | |
1605 | ret = CMD_FATAL; | |
1606 | goto end; | |
1607 | } | |
cd80958d DG |
1608 | } |
1609 | ||
9f19cc17 | 1610 | if (session_name == NULL) { |
0e115563 DG |
1611 | if (!opt_kernel && !opt_userspace && !opt_jul && !opt_log4j |
1612 | && !opt_python) { | |
b551a063 | 1613 | ret = list_sessions(NULL); |
fb14d0d8 | 1614 | if (ret) { |
b551a063 DG |
1615 | goto end; |
1616 | } | |
1617 | } | |
9f19cc17 | 1618 | if (opt_kernel) { |
834978fd DG |
1619 | if (opt_syscall) { |
1620 | ret = list_syscalls(); | |
1621 | if (ret) { | |
1622 | goto end; | |
1623 | } | |
1624 | } else { | |
1625 | ret = list_kernel_events(); | |
1626 | if (ret) { | |
1627 | goto end; | |
1628 | } | |
9f19cc17 | 1629 | } |
b551a063 DG |
1630 | } |
1631 | if (opt_userspace) { | |
f37d259d MD |
1632 | if (opt_fields) { |
1633 | ret = list_ust_event_fields(); | |
1634 | } else { | |
1635 | ret = list_ust_events(); | |
1636 | } | |
fb14d0d8 | 1637 | if (ret) { |
9f19cc17 DG |
1638 | goto end; |
1639 | } | |
1640 | } | |
0e115563 | 1641 | if (opt_jul || opt_log4j || opt_python) { |
5cdb6027 | 1642 | ret = list_agent_events(); |
fb14d0d8 | 1643 | if (ret) { |
3c6a091f DG |
1644 | goto end; |
1645 | } | |
1646 | } | |
9f19cc17 DG |
1647 | } else { |
1648 | /* List session attributes */ | |
fb14d0d8 JR |
1649 | if (lttng_opt_mi) { |
1650 | /* Open element sessions | |
1651 | * Present for xml consistency */ | |
1652 | ret = mi_lttng_sessions_open(writer); | |
1653 | if (ret) { | |
1654 | goto end; | |
1655 | } | |
1656 | } | |
1657 | /* MI: the ouptut of list_sessions is an unclosed session element */ | |
9f19cc17 | 1658 | ret = list_sessions(session_name); |
fb14d0d8 | 1659 | if (ret) { |
9f19cc17 DG |
1660 | goto end; |
1661 | } | |
1662 | ||
1663 | /* Domain listing */ | |
1664 | if (opt_domain) { | |
330be774 | 1665 | ret = list_domains(session_name); |
9f19cc17 DG |
1666 | goto end; |
1667 | } | |
1668 | ||
fb14d0d8 | 1669 | /* Channel listing */ |
1c3de747 | 1670 | if (opt_kernel || opt_userspace) { |
fb14d0d8 JR |
1671 | if (lttng_opt_mi) { |
1672 | /* Add of domains and domain element for xml | |
1673 | * consistency and validation | |
1674 | */ | |
1675 | ret = mi_lttng_domains_open(writer); | |
1676 | if (ret) { | |
1677 | goto end; | |
1678 | } | |
1679 | ||
1680 | /* Open domain and leave it open for | |
1681 | * nested channels printing */ | |
1682 | ret = mi_lttng_domain(writer, &domain, 1); | |
1683 | if (ret) { | |
1684 | goto end; | |
1685 | } | |
1686 | ||
1687 | } | |
1688 | ||
a5dfbb9d MD |
1689 | ret = list_tracker_pids(); |
1690 | if (ret) { | |
1691 | goto end; | |
1692 | } | |
1693 | ||
cd80958d | 1694 | ret = list_channels(opt_channel); |
fb14d0d8 JR |
1695 | if (ret) { |
1696 | goto end; | |
1697 | } | |
1698 | ||
1699 | if (lttng_opt_mi) { | |
1700 | /* Close domain and domain element */ | |
1701 | ret = mi_lttng_close_multi_element(writer, 2); | |
1702 | } | |
1703 | if (ret) { | |
9f19cc17 DG |
1704 | goto end; |
1705 | } | |
fb14d0d8 JR |
1706 | |
1707 | ||
9f19cc17 | 1708 | } else { |
c617c0c6 MD |
1709 | int i, nb_domain; |
1710 | ||
9f19cc17 | 1711 | /* We want all domain(s) */ |
330be774 | 1712 | nb_domain = lttng_list_domains(session_name, &domains); |
b551a063 | 1713 | if (nb_domain < 0) { |
fb14d0d8 JR |
1714 | ret = CMD_ERROR; |
1715 | ERR("%s", lttng_strerror(nb_domain)); | |
9f19cc17 DG |
1716 | goto end; |
1717 | } | |
1718 | ||
fb14d0d8 JR |
1719 | if (lttng_opt_mi) { |
1720 | ret = mi_lttng_domains_open(writer); | |
1721 | if (ret) { | |
1722 | ret = CMD_ERROR; | |
1723 | goto end; | |
1724 | } | |
1725 | } | |
1726 | ||
b551a063 | 1727 | for (i = 0; i < nb_domain; i++) { |
9f19cc17 DG |
1728 | switch (domains[i].type) { |
1729 | case LTTNG_DOMAIN_KERNEL: | |
1730 | MSG("=== Domain: Kernel ===\n"); | |
1731 | break; | |
b551a063 DG |
1732 | case LTTNG_DOMAIN_UST: |
1733 | MSG("=== Domain: UST global ===\n"); | |
88c5f0d8 DG |
1734 | MSG("Buffer type: %s\n", |
1735 | domains[i].buf_type == | |
1736 | LTTNG_BUFFER_PER_PID ? "per PID" : "per UID"); | |
b551a063 | 1737 | break; |
3c6a091f DG |
1738 | case LTTNG_DOMAIN_JUL: |
1739 | MSG("=== Domain: JUL (Java Util Logging) ===\n"); | |
1740 | break; | |
5cdb6027 DG |
1741 | case LTTNG_DOMAIN_LOG4J: |
1742 | MSG("=== Domain: LOG4j (Logging for Java) ===\n"); | |
1743 | break; | |
0e115563 DG |
1744 | case LTTNG_DOMAIN_PYTHON: |
1745 | MSG("=== Domain: Python (logging) ===\n"); | |
1746 | break; | |
9f19cc17 DG |
1747 | default: |
1748 | MSG("=== Domain: Unimplemented ===\n"); | |
1749 | break; | |
1750 | } | |
1751 | ||
fb14d0d8 JR |
1752 | if (lttng_opt_mi) { |
1753 | ret = mi_lttng_domain(writer, &domains[i], 1); | |
1754 | if (ret) { | |
1755 | ret = CMD_ERROR; | |
1756 | goto end; | |
1757 | } | |
1758 | } | |
1759 | ||
cd80958d | 1760 | /* Clean handle before creating a new one */ |
aa5de748 MD |
1761 | if (handle) { |
1762 | lttng_destroy_handle(handle); | |
1763 | } | |
cd80958d DG |
1764 | |
1765 | handle = lttng_create_handle(session_name, &domains[i]); | |
1766 | if (handle == NULL) { | |
ca1c3607 | 1767 | ret = CMD_FATAL; |
cd80958d DG |
1768 | goto end; |
1769 | } | |
1770 | ||
5cdb6027 | 1771 | if (domains[i].type == LTTNG_DOMAIN_JUL || |
0e115563 DG |
1772 | domains[i].type == LTTNG_DOMAIN_LOG4J || |
1773 | domains[i].type == LTTNG_DOMAIN_PYTHON) { | |
5cdb6027 | 1774 | ret = list_session_agent_events(); |
fb14d0d8 | 1775 | if (ret) { |
3c6a091f DG |
1776 | goto end; |
1777 | } | |
1778 | continue; | |
1779 | } | |
a5dfbb9d MD |
1780 | |
1781 | switch (domains[i].type) { | |
1782 | case LTTNG_DOMAIN_KERNEL: | |
1783 | case LTTNG_DOMAIN_UST: | |
1784 | ret = list_tracker_pids(); | |
1785 | if (ret) { | |
1786 | goto end; | |
1787 | } | |
1788 | break; | |
1789 | default: | |
1790 | break; | |
1791 | } | |
3c6a091f | 1792 | |
cd80958d | 1793 | ret = list_channels(opt_channel); |
fb14d0d8 JR |
1794 | if (ret) { |
1795 | goto end; | |
1796 | } | |
1797 | ||
1798 | if (lttng_opt_mi) { | |
1799 | /* Close domain element */ | |
1800 | ret = mi_lttng_writer_close_element(writer); | |
1801 | if (ret) { | |
1802 | ret = CMD_ERROR; | |
1803 | goto end; | |
1804 | } | |
1805 | } | |
1806 | ||
1807 | } | |
1808 | if (lttng_opt_mi) { | |
1809 | /* Close the domains, session and sessions element */ | |
1810 | ret = mi_lttng_close_multi_element(writer, 3); | |
1811 | if (ret) { | |
1812 | ret = CMD_ERROR; | |
9f19cc17 DG |
1813 | goto end; |
1814 | } | |
1815 | } | |
1816 | } | |
f3ed775e DG |
1817 | } |
1818 | ||
fb14d0d8 JR |
1819 | /* Mi closing */ |
1820 | if (lttng_opt_mi) { | |
1821 | /* Close output element */ | |
1822 | ret = mi_lttng_writer_close_element(writer); | |
1823 | if (ret) { | |
1824 | ret = CMD_ERROR; | |
1825 | goto end; | |
1826 | } | |
1827 | ||
1828 | /* Command element close */ | |
1829 | ret = mi_lttng_writer_command_close(writer); | |
1830 | if (ret) { | |
1831 | ret = CMD_ERROR; | |
1832 | goto end; | |
1833 | } | |
1834 | } | |
f3ed775e | 1835 | end: |
fb14d0d8 JR |
1836 | /* Mi clean-up */ |
1837 | if (writer && mi_lttng_writer_destroy(writer)) { | |
1838 | /* Preserve original error code */ | |
1839 | ret = ret ? ret : -LTTNG_ERR_MI_IO_FAIL; | |
1840 | } | |
1841 | ||
0e428499 | 1842 | free(domains); |
aa5de748 MD |
1843 | if (handle) { |
1844 | lttng_destroy_handle(handle); | |
1845 | } | |
cd80958d | 1846 | |
ca1c3607 | 1847 | poptFreeContext(pc); |
f3ed775e DG |
1848 | return ret; |
1849 | } |