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 | ||
6c1c0768 | 18 | #define _LGPL_SOURCE |
9f19cc17 | 19 | #include <inttypes.h> |
f3ed775e DG |
20 | #include <popt.h> |
21 | #include <stdio.h> | |
22 | #include <stdlib.h> | |
23 | #include <string.h> | |
7a3d1328 | 24 | #include <assert.h> |
f3ed775e | 25 | |
fb14d0d8 | 26 | #include <common/mi-lttng.h> |
fae9a062 | 27 | #include <lttng/constant.h> |
fb14d0d8 | 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; |
fae9a062 JG |
109 | /* Can't go bigger than /proc/LTTNG_MAX_PID/cmdline */ |
110 | char path[sizeof("/proc//cmdline") + sizeof(LTTNG_MAX_PID_STR) - 1]; | |
f3ed775e DG |
111 | |
112 | snprintf(path, sizeof(path), "/proc/%d/cmdline", pid); | |
113 | fp = fopen(path, "r"); | |
114 | if (fp == NULL) { | |
115 | goto end; | |
116 | } | |
117 | ||
118 | /* Caller must free() *cmdline */ | |
63a2c1bd | 119 | cmdline = zmalloc(PATH_MAX); |
f6962219 | 120 | if (!cmdline) { |
6f04ed72 | 121 | PERROR("malloc cmdline"); |
f6962219 JG |
122 | goto end; |
123 | } | |
f3ed775e | 124 | ret = fread(cmdline, 1, PATH_MAX, fp); |
f40799e8 | 125 | if (ret < 0) { |
6f04ed72 | 126 | PERROR("fread proc list"); |
f40799e8 | 127 | } |
f3ed775e DG |
128 | |
129 | end: | |
1ad31aec DG |
130 | if (fp) { |
131 | fclose(fp); | |
132 | } | |
f3ed775e DG |
133 | return cmdline; |
134 | } | |
b551a063 | 135 | |
464dd62d MD |
136 | static |
137 | const char *active_string(int value) | |
138 | { | |
139 | switch (value) { | |
2cbf8fed DG |
140 | case 0: return "inactive"; |
141 | case 1: return "active"; | |
464dd62d MD |
142 | case -1: return ""; |
143 | default: return NULL; | |
144 | } | |
145 | } | |
146 | ||
2cbf8fed DG |
147 | static const char *snapshot_string(int value) |
148 | { | |
149 | switch (value) { | |
150 | case 1: | |
151 | return " snapshot"; | |
152 | default: | |
153 | return ""; | |
154 | } | |
155 | } | |
156 | ||
464dd62d MD |
157 | static |
158 | const char *enabled_string(int value) | |
159 | { | |
160 | switch (value) { | |
b09f0429 MD |
161 | case 0: return " [disabled]"; |
162 | case 1: return " [enabled]"; | |
464dd62d MD |
163 | case -1: return ""; |
164 | default: return NULL; | |
165 | } | |
166 | } | |
167 | ||
fceb65df | 168 | static |
4adbcc72 | 169 | const char *filter_message(const char *filter_msg) |
fceb65df | 170 | { |
4adbcc72 | 171 | return filter_msg ? filter_msg : ""; |
fceb65df MD |
172 | } |
173 | ||
4634f12e JI |
174 | static |
175 | const char *exclusion_string(int value) | |
176 | { | |
177 | switch (value) { | |
178 | case 1: return " [has exclusions]"; | |
179 | default: return ""; | |
180 | } | |
181 | } | |
182 | ||
1f0e17de DG |
183 | static const char *logleveltype_string(enum lttng_loglevel_type value) |
184 | { | |
185 | switch (value) { | |
af6bce80 DG |
186 | case LTTNG_EVENT_LOGLEVEL_ALL: |
187 | return ":"; | |
1f0e17de | 188 | case LTTNG_EVENT_LOGLEVEL_RANGE: |
af6bce80 | 189 | return " <="; |
1f0e17de | 190 | case LTTNG_EVENT_LOGLEVEL_SINGLE: |
af6bce80 | 191 | return " =="; |
1f0e17de | 192 | default: |
af6bce80 | 193 | return " <<TYPE UNKN>>"; |
1f0e17de DG |
194 | } |
195 | } | |
196 | ||
834978fd DG |
197 | static const char *bitness_event(enum lttng_event_flag flags) |
198 | { | |
199 | if (flags & LTTNG_EVENT_FLAG_SYSCALL_32) { | |
200 | if (flags & LTTNG_EVENT_FLAG_SYSCALL_64) { | |
201 | return " [32/64-bit]"; | |
202 | } else { | |
203 | return " [32-bit]"; | |
204 | } | |
205 | } else if (flags & LTTNG_EVENT_FLAG_SYSCALL_64) { | |
206 | return " [64-bit]"; | |
207 | } else { | |
208 | return ""; | |
209 | } | |
210 | } | |
211 | ||
b551a063 DG |
212 | /* |
213 | * Pretty print single event. | |
214 | */ | |
215 | static void print_events(struct lttng_event *event) | |
216 | { | |
4adbcc72 PP |
217 | int ret; |
218 | const char *filter_str; | |
219 | char *filter_msg = NULL; | |
220 | ||
221 | ret = lttng_event_get_filter_string(event, &filter_str); | |
222 | ||
223 | if (ret) { | |
224 | filter_msg = strdup(" [failed to retrieve filter]"); | |
225 | } else if (filter_str) { | |
226 | const char * const filter_fmt = " [filter: '%s']"; | |
227 | ||
228 | filter_msg = malloc(strlen(filter_str) + | |
229 | strlen(filter_fmt) + 1); | |
230 | if (filter_msg) { | |
231 | sprintf(filter_msg, filter_fmt, | |
232 | filter_str); | |
233 | } | |
234 | } | |
235 | ||
b551a063 DG |
236 | switch (event->type) { |
237 | case LTTNG_EVENT_TRACEPOINT: | |
e4baff1e | 238 | { |
8b703175 | 239 | if (event->loglevel != -1) { |
af6bce80 | 240 | MSG("%s%s (loglevel%s %s (%d)) (type: tracepoint)%s%s%s", |
8b703175 | 241 | indent6, |
81afa345 | 242 | event->name, |
1f0e17de | 243 | logleveltype_string(event->loglevel_type), |
970d848b | 244 | mi_lttng_loglevel_string(event->loglevel, handle->domain.type), |
8b703175 | 245 | event->loglevel, |
fceb65df | 246 | enabled_string(event->enabled), |
4634f12e | 247 | exclusion_string(event->exclusion), |
4adbcc72 | 248 | filter_message(filter_msg)); |
8b703175 | 249 | } else { |
4634f12e | 250 | MSG("%s%s (type: tracepoint)%s%s%s", |
8b703175 MD |
251 | indent6, |
252 | event->name, | |
fceb65df | 253 | enabled_string(event->enabled), |
4634f12e | 254 | exclusion_string(event->exclusion), |
4adbcc72 | 255 | filter_message(filter_msg)); |
8b703175 | 256 | } |
b551a063 | 257 | break; |
e4baff1e | 258 | } |
1896972b DG |
259 | case LTTNG_EVENT_FUNCTION: |
260 | MSG("%s%s (type: function)%s%s", indent6, | |
261 | event->name, enabled_string(event->enabled), | |
4adbcc72 | 262 | filter_message(filter_msg)); |
1896972b DG |
263 | if (event->attr.probe.addr != 0) { |
264 | MSG("%saddr: 0x%" PRIx64, indent8, event->attr.probe.addr); | |
265 | } else { | |
266 | MSG("%soffset: 0x%" PRIx64, indent8, event->attr.probe.offset); | |
267 | MSG("%ssymbol: %s", indent8, event->attr.probe.symbol_name); | |
268 | } | |
269 | break; | |
b551a063 | 270 | case LTTNG_EVENT_PROBE: |
fceb65df MD |
271 | MSG("%s%s (type: probe)%s%s", indent6, |
272 | event->name, enabled_string(event->enabled), | |
4adbcc72 | 273 | filter_message(filter_msg)); |
b551a063 DG |
274 | if (event->attr.probe.addr != 0) { |
275 | MSG("%saddr: 0x%" PRIx64, indent8, event->attr.probe.addr); | |
276 | } else { | |
277 | MSG("%soffset: 0x%" PRIx64, indent8, event->attr.probe.offset); | |
278 | MSG("%ssymbol: %s", indent8, event->attr.probe.symbol_name); | |
279 | } | |
280 | break; | |
b551a063 | 281 | case LTTNG_EVENT_FUNCTION_ENTRY: |
fceb65df MD |
282 | MSG("%s%s (type: function)%s%s", indent6, |
283 | event->name, enabled_string(event->enabled), | |
4adbcc72 | 284 | filter_message(filter_msg)); |
b551a063 DG |
285 | MSG("%ssymbol: \"%s\"", indent8, event->attr.ftrace.symbol_name); |
286 | break; | |
287 | case LTTNG_EVENT_SYSCALL: | |
834978fd DG |
288 | MSG("%s%s%s%s%s", indent6, event->name, |
289 | (opt_syscall ? "" : " (type:syscall)"), | |
fceb65df | 290 | enabled_string(event->enabled), |
834978fd | 291 | bitness_event(event->flags)); |
b551a063 DG |
292 | break; |
293 | case LTTNG_EVENT_NOOP: | |
fceb65df MD |
294 | MSG("%s (type: noop)%s%s", indent6, |
295 | enabled_string(event->enabled), | |
4adbcc72 | 296 | filter_message(filter_msg)); |
b551a063 DG |
297 | break; |
298 | case LTTNG_EVENT_ALL: | |
299 | /* We should never have "all" events in list. */ | |
300 | assert(0); | |
301 | break; | |
302 | } | |
4adbcc72 PP |
303 | |
304 | free(filter_msg); | |
b551a063 DG |
305 | } |
306 | ||
f37d259d MD |
307 | static const char *field_type(struct lttng_event_field *field) |
308 | { | |
309 | switch(field->type) { | |
310 | case LTTNG_EVENT_FIELD_INTEGER: | |
311 | return "integer"; | |
312 | case LTTNG_EVENT_FIELD_ENUM: | |
313 | return "enum"; | |
314 | case LTTNG_EVENT_FIELD_FLOAT: | |
315 | return "float"; | |
316 | case LTTNG_EVENT_FIELD_STRING: | |
317 | return "string"; | |
318 | case LTTNG_EVENT_FIELD_OTHER: | |
319 | default: /* fall-through */ | |
320 | return "unknown"; | |
321 | } | |
322 | } | |
323 | ||
324 | /* | |
325 | * Pretty print single event fields. | |
326 | */ | |
327 | static void print_event_field(struct lttng_event_field *field) | |
328 | { | |
329 | if (!field->field_name[0]) { | |
330 | return; | |
331 | } | |
d8fbe2a9 | 332 | MSG("%sfield: %s (%s)%s", indent8, field->field_name, |
45a32634 | 333 | field_type(field), field->nowrite ? " [no write]" : ""); |
f37d259d MD |
334 | } |
335 | ||
fb14d0d8 JR |
336 | /* |
337 | * Machine interface | |
338 | * Jul and ust event listing | |
339 | */ | |
5cdb6027 | 340 | static int mi_list_agent_ust_events(struct lttng_event *events, int count, |
fb14d0d8 JR |
341 | struct lttng_domain *domain) |
342 | { | |
343 | int ret, i; | |
344 | pid_t cur_pid = 0; | |
345 | char *cmdline = NULL; | |
346 | int pid_element_open = 0; | |
347 | ||
348 | /* Open domains element */ | |
349 | ret = mi_lttng_domains_open(writer); | |
350 | if (ret) { | |
351 | goto end; | |
352 | } | |
353 | ||
354 | /* Write domain */ | |
355 | ret = mi_lttng_domain(writer, domain, 1); | |
356 | if (ret) { | |
357 | goto end; | |
358 | } | |
359 | ||
bf239d4c JR |
360 | /* Open pids element element */ |
361 | ret = mi_lttng_pids_open(writer); | |
fb14d0d8 JR |
362 | if (ret) { |
363 | goto end; | |
364 | } | |
365 | ||
366 | for (i = 0; i < count; i++) { | |
367 | if (cur_pid != events[i].pid) { | |
368 | if (pid_element_open) { | |
2e9aecb9 | 369 | /* Close the previous events and pid element */ |
fb14d0d8 JR |
370 | ret = mi_lttng_close_multi_element(writer, 2); |
371 | if (ret) { | |
372 | goto end; | |
373 | } | |
374 | pid_element_open = 0; | |
375 | } | |
376 | ||
377 | cur_pid = events[i].pid; | |
378 | cmdline = get_cmdline_by_pid(cur_pid); | |
379 | if (!cmdline) { | |
380 | ret = CMD_ERROR; | |
381 | goto end; | |
382 | } | |
383 | ||
384 | if (!pid_element_open) { | |
385 | /* Open and write a pid element */ | |
bf239d4c | 386 | ret = mi_lttng_pid(writer, cur_pid, cmdline, 1); |
fb14d0d8 JR |
387 | if (ret) { |
388 | goto error; | |
389 | } | |
390 | ||
391 | /* Open events element */ | |
392 | ret = mi_lttng_events_open(writer); | |
393 | if (ret) { | |
394 | goto error; | |
395 | } | |
396 | ||
397 | pid_element_open = 1; | |
398 | } | |
399 | free(cmdline); | |
400 | } | |
401 | ||
402 | /* Write an event */ | |
970d848b | 403 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
404 | if (ret) { |
405 | goto end; | |
406 | } | |
407 | } | |
408 | ||
bf239d4c | 409 | /* Close pids */ |
fb14d0d8 JR |
410 | ret = mi_lttng_writer_close_element(writer); |
411 | if (ret) { | |
412 | goto end; | |
413 | } | |
414 | ||
415 | /* Close domain, domains */ | |
416 | ret = mi_lttng_close_multi_element(writer, 2); | |
417 | end: | |
418 | return ret; | |
419 | error: | |
420 | free(cmdline); | |
421 | return ret; | |
422 | } | |
423 | ||
5cdb6027 | 424 | static int list_agent_events(void) |
3c6a091f | 425 | { |
fb14d0d8 | 426 | int i, size, ret = CMD_SUCCESS; |
3c6a091f | 427 | struct lttng_domain domain; |
26c610c9 | 428 | struct lttng_handle *handle = NULL; |
469b972b | 429 | struct lttng_event *event_list = NULL; |
3c6a091f DG |
430 | pid_t cur_pid = 0; |
431 | char *cmdline = NULL; | |
5cdb6027 | 432 | const char *agent_domain_str; |
3c6a091f DG |
433 | |
434 | memset(&domain, 0, sizeof(domain)); | |
5cdb6027 DG |
435 | if (opt_jul) { |
436 | domain.type = LTTNG_DOMAIN_JUL; | |
437 | } else if (opt_log4j) { | |
438 | domain.type = LTTNG_DOMAIN_LOG4J; | |
0e115563 DG |
439 | } else if (opt_python) { |
440 | domain.type = LTTNG_DOMAIN_PYTHON; | |
26c610c9 JG |
441 | } else { |
442 | ERR("Invalid agent domain selected."); | |
443 | ret = CMD_ERROR; | |
444 | goto error; | |
5cdb6027 DG |
445 | } |
446 | ||
447 | agent_domain_str = get_domain_str(domain.type); | |
448 | ||
449 | DBG("Getting %s tracing events", agent_domain_str); | |
3c6a091f DG |
450 | |
451 | handle = lttng_create_handle(NULL, &domain); | |
452 | if (handle == NULL) { | |
fb14d0d8 JR |
453 | ret = CMD_ERROR; |
454 | goto end; | |
3c6a091f DG |
455 | } |
456 | ||
457 | size = lttng_list_tracepoints(handle, &event_list); | |
458 | if (size < 0) { | |
5cdb6027 DG |
459 | ERR("Unable to list %s events: %s", agent_domain_str, |
460 | lttng_strerror(size)); | |
fb14d0d8 JR |
461 | ret = CMD_ERROR; |
462 | goto end; | |
3c6a091f DG |
463 | } |
464 | ||
fb14d0d8 JR |
465 | if (lttng_opt_mi) { |
466 | /* Mi print */ | |
5cdb6027 | 467 | ret = mi_list_agent_ust_events(event_list, size, &domain); |
fb14d0d8 JR |
468 | if (ret) { |
469 | ret = CMD_ERROR; | |
470 | goto error; | |
3c6a091f | 471 | } |
fb14d0d8 JR |
472 | } else { |
473 | /* Pretty print */ | |
5cdb6027 DG |
474 | MSG("%s events (Logger name):\n-------------------------", |
475 | agent_domain_str); | |
3c6a091f | 476 | |
fb14d0d8 JR |
477 | if (size == 0) { |
478 | MSG("None"); | |
479 | } | |
3c6a091f | 480 | |
fb14d0d8 JR |
481 | for (i = 0; i < size; i++) { |
482 | if (cur_pid != event_list[i].pid) { | |
483 | cur_pid = event_list[i].pid; | |
484 | cmdline = get_cmdline_by_pid(cur_pid); | |
485 | if (cmdline == NULL) { | |
486 | ret = CMD_ERROR; | |
487 | goto error; | |
488 | } | |
489 | MSG("\nPID: %d - Name: %s", cur_pid, cmdline); | |
490 | free(cmdline); | |
491 | } | |
492 | MSG("%s- %s", indent6, event_list[i].name); | |
493 | } | |
3c6a091f | 494 | |
fb14d0d8 JR |
495 | MSG(""); |
496 | } | |
3c6a091f DG |
497 | |
498 | error: | |
fb14d0d8 JR |
499 | free(event_list); |
500 | end: | |
3c6a091f | 501 | lttng_destroy_handle(handle); |
fb14d0d8 | 502 | return ret; |
3c6a091f DG |
503 | } |
504 | ||
b551a063 DG |
505 | /* |
506 | * Ask session daemon for all user space tracepoints available. | |
507 | */ | |
508 | static int list_ust_events(void) | |
509 | { | |
fb14d0d8 | 510 | int i, size, ret = CMD_SUCCESS; |
b551a063 DG |
511 | struct lttng_domain domain; |
512 | struct lttng_handle *handle; | |
bec97646 | 513 | struct lttng_event *event_list = NULL; |
b551a063 | 514 | pid_t cur_pid = 0; |
ea5cbc00 | 515 | char *cmdline = NULL; |
b551a063 | 516 | |
441c16a7 MD |
517 | memset(&domain, 0, sizeof(domain)); |
518 | ||
b551a063 DG |
519 | DBG("Getting UST tracing events"); |
520 | ||
521 | domain.type = LTTNG_DOMAIN_UST; | |
522 | ||
523 | handle = lttng_create_handle(NULL, &domain); | |
524 | if (handle == NULL) { | |
fb14d0d8 JR |
525 | ret = CMD_ERROR; |
526 | goto end; | |
b551a063 DG |
527 | } |
528 | ||
529 | size = lttng_list_tracepoints(handle, &event_list); | |
530 | if (size < 0) { | |
60e835ca | 531 | ERR("Unable to list UST events: %s", lttng_strerror(size)); |
fb14d0d8 JR |
532 | ret = CMD_ERROR; |
533 | goto error; | |
b551a063 DG |
534 | } |
535 | ||
fb14d0d8 JR |
536 | if (lttng_opt_mi) { |
537 | /* Mi print */ | |
5cdb6027 | 538 | ret = mi_list_agent_ust_events(event_list, size, &domain); |
fb14d0d8 JR |
539 | } else { |
540 | /* Pretty print */ | |
541 | MSG("UST events:\n-------------"); | |
542 | ||
543 | if (size == 0) { | |
544 | MSG("None"); | |
545 | } | |
546 | ||
547 | for (i = 0; i < size; i++) { | |
548 | if (cur_pid != event_list[i].pid) { | |
549 | cur_pid = event_list[i].pid; | |
550 | cmdline = get_cmdline_by_pid(cur_pid); | |
551 | if (cmdline == NULL) { | |
552 | ret = CMD_ERROR; | |
553 | goto error; | |
554 | } | |
555 | MSG("\nPID: %d - Name: %s", cur_pid, cmdline); | |
556 | free(cmdline); | |
557 | } | |
558 | print_events(&event_list[i]); | |
559 | } | |
b551a063 | 560 | |
fb14d0d8 | 561 | MSG(""); |
b551a063 DG |
562 | } |
563 | ||
fb14d0d8 JR |
564 | error: |
565 | free(event_list); | |
566 | end: | |
567 | lttng_destroy_handle(handle); | |
568 | return ret; | |
569 | } | |
570 | ||
571 | /* | |
572 | * Machine interface | |
573 | * List all ust event with their fields | |
574 | */ | |
575 | static int mi_list_ust_event_fields(struct lttng_event_field *fields, int count, | |
576 | struct lttng_domain *domain) | |
577 | { | |
578 | int ret, i; | |
579 | pid_t cur_pid = 0; | |
580 | char *cmdline = NULL; | |
581 | int pid_element_open = 0; | |
582 | int event_element_open = 0; | |
583 | struct lttng_event cur_event; | |
584 | ||
585 | /* Open domains element */ | |
586 | ret = mi_lttng_domains_open(writer); | |
587 | if (ret) { | |
588 | goto end; | |
589 | } | |
590 | ||
591 | /* Write domain */ | |
592 | ret = mi_lttng_domain(writer, domain, 1); | |
593 | if (ret) { | |
594 | goto end; | |
595 | } | |
596 | ||
bf239d4c JR |
597 | /* Open pids element */ |
598 | ret = mi_lttng_pids_open(writer); | |
fb14d0d8 JR |
599 | if (ret) { |
600 | goto end; | |
601 | } | |
602 | ||
603 | for (i = 0; i < count; i++) { | |
604 | if (cur_pid != fields[i].event.pid) { | |
605 | if (pid_element_open) { | |
606 | if (event_element_open) { | |
485ca16f DG |
607 | |
608 | /* Close the previous field element and event. */ | |
fb14d0d8 JR |
609 | ret = mi_lttng_close_multi_element(writer, 2); |
610 | if (ret) { | |
611 | goto end; | |
612 | } | |
613 | event_element_open = 0; | |
614 | } | |
615 | /* Close the previous events, pid element */ | |
616 | ret = mi_lttng_close_multi_element(writer, 2); | |
617 | if (ret) { | |
618 | goto end; | |
619 | } | |
620 | pid_element_open = 0; | |
621 | } | |
622 | ||
623 | cur_pid = fields[i].event.pid; | |
ea5cbc00 | 624 | cmdline = get_cmdline_by_pid(cur_pid); |
fb14d0d8 | 625 | if (!pid_element_open) { |
bf239d4c JR |
626 | /* Open and write a pid element */ |
627 | ret = mi_lttng_pid(writer, cur_pid, cmdline, 1); | |
fb14d0d8 JR |
628 | if (ret) { |
629 | goto error; | |
630 | } | |
631 | ||
632 | /* Open events element */ | |
633 | ret = mi_lttng_events_open(writer); | |
634 | if (ret) { | |
635 | goto error; | |
636 | } | |
637 | pid_element_open = 1; | |
638 | } | |
ea5cbc00 | 639 | free(cmdline); |
fb14d0d8 JR |
640 | /* Wipe current event since we are about to print a new PID. */ |
641 | memset(&cur_event, 0, sizeof(cur_event)); | |
b551a063 | 642 | } |
b551a063 | 643 | |
fb14d0d8 JR |
644 | if (strcmp(cur_event.name, fields[i].event.name) != 0) { |
645 | if (event_element_open) { | |
646 | /* Close the previous fields element and the previous event */ | |
647 | ret = mi_lttng_close_multi_element(writer, 2); | |
648 | if (ret) { | |
649 | goto end; | |
650 | } | |
651 | event_element_open = 0; | |
652 | } | |
653 | ||
654 | memcpy(&cur_event, &fields[i].event, | |
655 | sizeof(cur_event)); | |
b551a063 | 656 | |
fb14d0d8 JR |
657 | if (!event_element_open) { |
658 | /* Open and write the event */ | |
970d848b DG |
659 | ret = mi_lttng_event(writer, &cur_event, 1, |
660 | handle->domain.type); | |
fb14d0d8 JR |
661 | if (ret) { |
662 | goto end; | |
663 | } | |
664 | ||
665 | /* Open a fields element */ | |
666 | ret = mi_lttng_event_fields_open(writer); | |
667 | if (ret) { | |
668 | goto end; | |
669 | } | |
670 | event_element_open = 1; | |
671 | } | |
672 | } | |
b551a063 | 673 | |
fb14d0d8 JR |
674 | /* Print the event_field */ |
675 | ret = mi_lttng_event_field(writer, &fields[i]); | |
676 | if (ret) { | |
677 | goto end; | |
678 | } | |
679 | } | |
b551a063 | 680 | |
bf239d4c | 681 | /* Close pid, domain, domains */ |
fb14d0d8 JR |
682 | ret = mi_lttng_close_multi_element(writer, 3); |
683 | end: | |
684 | return ret; | |
b551a063 | 685 | error: |
fb14d0d8 JR |
686 | free(cmdline); |
687 | return ret; | |
b551a063 | 688 | } |
f3ed775e | 689 | |
f37d259d MD |
690 | /* |
691 | * Ask session daemon for all user space tracepoint fields available. | |
692 | */ | |
693 | static int list_ust_event_fields(void) | |
694 | { | |
fb14d0d8 | 695 | int i, size, ret = CMD_SUCCESS; |
f37d259d MD |
696 | struct lttng_domain domain; |
697 | struct lttng_handle *handle; | |
698 | struct lttng_event_field *event_field_list; | |
699 | pid_t cur_pid = 0; | |
ea5cbc00 CB |
700 | char *cmdline = NULL; |
701 | ||
f37d259d MD |
702 | struct lttng_event cur_event; |
703 | ||
704 | memset(&domain, 0, sizeof(domain)); | |
705 | memset(&cur_event, 0, sizeof(cur_event)); | |
706 | ||
707 | DBG("Getting UST tracing event fields"); | |
708 | ||
709 | domain.type = LTTNG_DOMAIN_UST; | |
710 | ||
711 | handle = lttng_create_handle(NULL, &domain); | |
712 | if (handle == NULL) { | |
fb14d0d8 JR |
713 | ret = CMD_ERROR; |
714 | goto end; | |
f37d259d MD |
715 | } |
716 | ||
717 | size = lttng_list_tracepoint_fields(handle, &event_field_list); | |
718 | if (size < 0) { | |
60e835ca | 719 | ERR("Unable to list UST event fields: %s", lttng_strerror(size)); |
fb14d0d8 JR |
720 | ret = CMD_ERROR; |
721 | goto end; | |
f37d259d MD |
722 | } |
723 | ||
fb14d0d8 JR |
724 | if (lttng_opt_mi) { |
725 | /* Mi print */ | |
726 | ret = mi_list_ust_event_fields(event_field_list, size, &domain); | |
727 | if (ret) { | |
728 | ret = CMD_ERROR; | |
729 | goto error; | |
730 | } | |
731 | } else { | |
732 | /* Pretty print */ | |
733 | MSG("UST events:\n-------------"); | |
f37d259d | 734 | |
fb14d0d8 JR |
735 | if (size == 0) { |
736 | MSG("None"); | |
f37d259d | 737 | } |
fb14d0d8 JR |
738 | |
739 | for (i = 0; i < size; i++) { | |
740 | if (cur_pid != event_field_list[i].event.pid) { | |
741 | cur_pid = event_field_list[i].event.pid; | |
742 | cmdline = get_cmdline_by_pid(cur_pid); | |
743 | if (cmdline == NULL) { | |
744 | ret = CMD_ERROR; | |
745 | goto error; | |
746 | } | |
747 | MSG("\nPID: %d - Name: %s", cur_pid, cmdline); | |
748 | free(cmdline); | |
749 | /* Wipe current event since we are about to print a new PID. */ | |
750 | memset(&cur_event, 0, sizeof(cur_event)); | |
751 | } | |
752 | if (strcmp(cur_event.name, event_field_list[i].event.name) != 0) { | |
753 | print_events(&event_field_list[i].event); | |
754 | memcpy(&cur_event, &event_field_list[i].event, | |
755 | sizeof(cur_event)); | |
756 | } | |
757 | print_event_field(&event_field_list[i]); | |
f37d259d | 758 | } |
f37d259d | 759 | |
fb14d0d8 JR |
760 | MSG(""); |
761 | } | |
f37d259d | 762 | |
fb14d0d8 | 763 | error: |
f37d259d | 764 | free(event_field_list); |
fb14d0d8 | 765 | end: |
f37d259d | 766 | lttng_destroy_handle(handle); |
fb14d0d8 JR |
767 | return ret; |
768 | } | |
f37d259d | 769 | |
fb14d0d8 JR |
770 | /* |
771 | * Machine interface | |
772 | * Print a list of kernel events | |
773 | */ | |
774 | static int mi_list_kernel_events(struct lttng_event *events, int count, | |
775 | struct lttng_domain *domain) | |
776 | { | |
777 | int ret, i; | |
f37d259d | 778 | |
fb14d0d8 JR |
779 | /* Open domains element */ |
780 | ret = mi_lttng_domains_open(writer); | |
781 | if (ret) { | |
782 | goto end; | |
783 | } | |
784 | ||
785 | /* Write domain */ | |
786 | ret = mi_lttng_domain(writer, domain, 1); | |
787 | if (ret) { | |
788 | goto end; | |
789 | } | |
790 | ||
791 | /* Open events */ | |
792 | ret = mi_lttng_events_open(writer); | |
793 | if (ret) { | |
794 | goto end; | |
795 | } | |
796 | ||
797 | for (i = 0; i < count; i++) { | |
970d848b | 798 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
799 | if (ret) { |
800 | goto end; | |
801 | } | |
802 | } | |
803 | ||
804 | /* close events, domain and domains */ | |
805 | ret = mi_lttng_close_multi_element(writer, 3); | |
806 | if (ret) { | |
807 | goto end; | |
808 | } | |
809 | ||
810 | end: | |
811 | return ret; | |
f37d259d MD |
812 | } |
813 | ||
f3ed775e | 814 | /* |
fb14d0d8 | 815 | * Ask for all trace events in the kernel |
f3ed775e | 816 | */ |
9f19cc17 | 817 | static int list_kernel_events(void) |
f3ed775e | 818 | { |
fb14d0d8 | 819 | int i, size, ret = CMD_SUCCESS; |
b551a063 DG |
820 | struct lttng_domain domain; |
821 | struct lttng_handle *handle; | |
9f19cc17 | 822 | struct lttng_event *event_list; |
f3ed775e | 823 | |
441c16a7 MD |
824 | memset(&domain, 0, sizeof(domain)); |
825 | ||
b551a063 DG |
826 | DBG("Getting kernel tracing events"); |
827 | ||
828 | domain.type = LTTNG_DOMAIN_KERNEL; | |
829 | ||
830 | handle = lttng_create_handle(NULL, &domain); | |
831 | if (handle == NULL) { | |
fb14d0d8 | 832 | ret = CMD_ERROR; |
b551a063 DG |
833 | goto error; |
834 | } | |
f3ed775e | 835 | |
cd80958d | 836 | size = lttng_list_tracepoints(handle, &event_list); |
9f19cc17 | 837 | if (size < 0) { |
60e835ca | 838 | ERR("Unable to list kernel events: %s", lttng_strerror(size)); |
ef021732 | 839 | lttng_destroy_handle(handle); |
fb14d0d8 | 840 | return CMD_ERROR; |
f3ed775e DG |
841 | } |
842 | ||
fb14d0d8 JR |
843 | if (lttng_opt_mi) { |
844 | /* Mi print */ | |
845 | ret = mi_list_kernel_events(event_list, size, &domain); | |
846 | if (ret) { | |
847 | ret = CMD_ERROR; | |
848 | goto end; | |
849 | } | |
850 | } else { | |
851 | MSG("Kernel events:\n-------------"); | |
f3ed775e | 852 | |
fb14d0d8 JR |
853 | for (i = 0; i < size; i++) { |
854 | print_events(&event_list[i]); | |
855 | } | |
f3ed775e | 856 | |
fb14d0d8 JR |
857 | MSG(""); |
858 | } | |
b551a063 | 859 | |
fb14d0d8 | 860 | end: |
f3ed775e DG |
861 | free(event_list); |
862 | ||
ef021732 | 863 | lttng_destroy_handle(handle); |
fb14d0d8 | 864 | return ret; |
b551a063 DG |
865 | |
866 | error: | |
ef021732 | 867 | lttng_destroy_handle(handle); |
fb14d0d8 JR |
868 | return ret; |
869 | } | |
870 | ||
834978fd DG |
871 | /* |
872 | * Machine interface | |
873 | * Print a list of system calls. | |
874 | */ | |
875 | static int mi_list_syscalls(struct lttng_event *events, int count) | |
876 | { | |
877 | int ret, i; | |
878 | ||
879 | /* Open events */ | |
880 | ret = mi_lttng_events_open(writer); | |
881 | if (ret) { | |
882 | goto end; | |
883 | } | |
884 | ||
885 | for (i = 0; i < count; i++) { | |
970d848b | 886 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
834978fd DG |
887 | if (ret) { |
888 | goto end; | |
889 | } | |
890 | } | |
891 | ||
892 | /* Close events. */ | |
893 | ret = mi_lttng_writer_close_element(writer); | |
894 | if (ret) { | |
895 | goto end; | |
896 | } | |
897 | ||
898 | end: | |
899 | return ret; | |
900 | } | |
901 | ||
902 | /* | |
903 | * Ask for kernel system calls. | |
904 | */ | |
905 | static int list_syscalls(void) | |
906 | { | |
907 | int i, size, ret = CMD_SUCCESS; | |
908 | struct lttng_event *event_list; | |
909 | ||
910 | DBG("Getting kernel system call events"); | |
911 | ||
912 | size = lttng_list_syscalls(&event_list); | |
913 | if (size < 0) { | |
914 | ERR("Unable to list system calls: %s", lttng_strerror(size)); | |
915 | ret = CMD_ERROR; | |
916 | goto error; | |
917 | } | |
918 | ||
919 | if (lttng_opt_mi) { | |
920 | /* Mi print */ | |
921 | ret = mi_list_syscalls(event_list, size); | |
922 | if (ret) { | |
923 | ret = CMD_ERROR; | |
924 | goto end; | |
925 | } | |
926 | } else { | |
927 | MSG("System calls:\n-------------"); | |
928 | ||
929 | for (i = 0; i < size; i++) { | |
930 | print_events(&event_list[i]); | |
931 | } | |
932 | ||
933 | MSG(""); | |
934 | } | |
935 | ||
936 | end: | |
937 | free(event_list); | |
938 | return ret; | |
939 | ||
940 | error: | |
941 | return ret; | |
942 | } | |
943 | ||
fb14d0d8 JR |
944 | /* |
945 | * Machine Interface | |
5cdb6027 | 946 | * Print a list of agent events |
fb14d0d8 | 947 | */ |
5cdb6027 | 948 | static int mi_list_session_agent_events(struct lttng_event *events, int count) |
fb14d0d8 JR |
949 | { |
950 | int ret, i; | |
951 | ||
952 | /* Open events element */ | |
953 | ret = mi_lttng_events_open(writer); | |
954 | if (ret) { | |
955 | goto end; | |
956 | } | |
957 | ||
958 | for (i = 0; i < count; i++) { | |
970d848b | 959 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
960 | if (ret) { |
961 | goto end; | |
962 | } | |
963 | } | |
964 | ||
965 | /* Close events element */ | |
966 | ret = mi_lttng_writer_close_element(writer); | |
967 | ||
968 | end: | |
969 | return ret; | |
f3ed775e DG |
970 | } |
971 | ||
3c6a091f | 972 | /* |
5cdb6027 | 973 | * List agent events for a specific session using the handle. |
3c6a091f DG |
974 | * |
975 | * Return CMD_SUCCESS on success else a negative value. | |
976 | */ | |
5cdb6027 | 977 | static int list_session_agent_events(void) |
3c6a091f | 978 | { |
fb14d0d8 | 979 | int ret = CMD_SUCCESS, count, i; |
3c6a091f DG |
980 | struct lttng_event *events = NULL; |
981 | ||
982 | count = lttng_list_events(handle, "", &events); | |
983 | if (count < 0) { | |
fb14d0d8 JR |
984 | ret = CMD_ERROR; |
985 | ERR("%s", lttng_strerror(count)); | |
3c6a091f DG |
986 | goto error; |
987 | } | |
988 | ||
fb14d0d8 JR |
989 | if (lttng_opt_mi) { |
990 | /* Mi print */ | |
5cdb6027 | 991 | ret = mi_list_session_agent_events(events, count); |
fb14d0d8 JR |
992 | if (ret) { |
993 | ret = CMD_ERROR; | |
994 | goto end; | |
995 | } | |
996 | } else { | |
997 | /* Pretty print */ | |
998 | MSG("Events (Logger name):\n---------------------"); | |
999 | if (count == 0) { | |
1000 | MSG("%sNone\n", indent6); | |
1001 | goto end; | |
1002 | } | |
1003 | ||
1004 | for (i = 0; i < count; i++) { | |
9a890ce8 JG |
1005 | const char *filter_str; |
1006 | char *filter_msg = NULL; | |
1007 | struct lttng_event *event = &events[i]; | |
1008 | ||
1009 | ret = lttng_event_get_filter_string(event, &filter_str); | |
1010 | if (ret) { | |
1011 | filter_msg = strdup(" [failed to retrieve filter]"); | |
1012 | } else if (filter_str) { | |
1013 | const char * const filter_fmt = | |
1014 | " [filter: '%s']"; | |
1015 | ||
1016 | filter_msg = malloc(strlen(filter_str) + | |
1017 | strlen(filter_fmt) + 1); | |
1018 | if (filter_msg) { | |
1019 | sprintf(filter_msg, " [filter: '%s']", | |
1020 | filter_str); | |
1021 | } | |
1022 | } | |
1023 | ||
1024 | if (event->loglevel_type != | |
755066c2 | 1025 | LTTNG_EVENT_LOGLEVEL_ALL) { |
9a890ce8 JG |
1026 | MSG("%s- %s%s (loglevel%s %s)%s", indent4, |
1027 | event->name, | |
1028 | enabled_string(event->enabled), | |
755066c2 | 1029 | logleveltype_string( |
9a890ce8 | 1030 | event->loglevel_type), |
755066c2 | 1031 | mi_lttng_loglevel_string( |
9a890ce8 JG |
1032 | event->loglevel, |
1033 | handle->domain.type), | |
1034 | filter_message(filter_msg)); | |
755066c2 | 1035 | } else { |
9a890ce8 JG |
1036 | MSG("%s- %s%s%s", indent4, event->name, |
1037 | enabled_string(event->enabled), | |
1038 | filter_message(filter_msg)); | |
755066c2 | 1039 | } |
9a890ce8 | 1040 | free(filter_msg); |
fb14d0d8 JR |
1041 | } |
1042 | ||
1043 | MSG(""); | |
1044 | } | |
1045 | ||
1046 | end: | |
1047 | free(events); | |
1048 | error: | |
1049 | return ret; | |
1050 | } | |
1051 | ||
1052 | /* | |
1053 | * Machine interface | |
1054 | * print a list of event | |
1055 | */ | |
1056 | static int mi_list_events(struct lttng_event *events, int count) | |
1057 | { | |
1058 | int ret, i; | |
1059 | ||
1060 | /* Open events element */ | |
1061 | ret = mi_lttng_events_open(writer); | |
1062 | if (ret) { | |
3c6a091f DG |
1063 | goto end; |
1064 | } | |
1065 | ||
1066 | for (i = 0; i < count; i++) { | |
970d848b | 1067 | ret = mi_lttng_event(writer, &events[i], 0, handle->domain.type); |
fb14d0d8 JR |
1068 | if (ret) { |
1069 | goto end; | |
1070 | } | |
3c6a091f DG |
1071 | } |
1072 | ||
fb14d0d8 JR |
1073 | /* Close events element */ |
1074 | ret = mi_lttng_writer_close_element(writer); | |
3c6a091f DG |
1075 | |
1076 | end: | |
3c6a091f DG |
1077 | return ret; |
1078 | } | |
1079 | ||
f3ed775e | 1080 | /* |
9f19cc17 | 1081 | * List events of channel of session and domain. |
f3ed775e | 1082 | */ |
cd80958d | 1083 | static int list_events(const char *channel_name) |
f3ed775e | 1084 | { |
fb14d0d8 | 1085 | int ret = CMD_SUCCESS, count, i; |
9f19cc17 | 1086 | struct lttng_event *events = NULL; |
f3ed775e | 1087 | |
cd80958d | 1088 | count = lttng_list_events(handle, channel_name, &events); |
f3ed775e | 1089 | if (count < 0) { |
fb14d0d8 JR |
1090 | ret = CMD_ERROR; |
1091 | ERR("%s", lttng_strerror(count)); | |
f3ed775e DG |
1092 | goto error; |
1093 | } | |
1094 | ||
fb14d0d8 JR |
1095 | if (lttng_opt_mi) { |
1096 | /* Mi print */ | |
1097 | ret = mi_list_events(events, count); | |
1098 | if (ret) { | |
1099 | ret = CMD_ERROR; | |
1100 | goto end; | |
1101 | } | |
1102 | } else { | |
1103 | /* Pretty print */ | |
1104 | MSG("\n%sEvents:", indent4); | |
1105 | if (count == 0) { | |
1106 | MSG("%sNone\n", indent6); | |
1107 | goto end; | |
1108 | } | |
f3ed775e | 1109 | |
fb14d0d8 JR |
1110 | for (i = 0; i < count; i++) { |
1111 | print_events(&events[i]); | |
1112 | } | |
f3ed775e | 1113 | |
fb14d0d8 JR |
1114 | MSG(""); |
1115 | } | |
9f19cc17 | 1116 | end: |
0e428499 | 1117 | free(events); |
f3ed775e DG |
1118 | error: |
1119 | return ret; | |
1120 | } | |
1121 | ||
1122 | /* | |
9f19cc17 DG |
1123 | * Pretty print channel |
1124 | */ | |
1125 | static void print_channel(struct lttng_channel *channel) | |
1126 | { | |
464dd62d | 1127 | MSG("- %s:%s\n", channel->name, enabled_string(channel->enabled)); |
9f19cc17 DG |
1128 | |
1129 | MSG("%sAttributes:", indent4); | |
a5bbe8f6 DG |
1130 | MSG("%soverwrite mode: %d", indent6, channel->attr.overwrite); |
1131 | MSG("%ssubbufers size: %" PRIu64, indent6, channel->attr.subbuf_size); | |
9f19cc17 | 1132 | MSG("%snumber of subbufers: %" PRIu64, indent6, channel->attr.num_subbuf); |
a5bbe8f6 DG |
1133 | MSG("%sswitch timer interval: %u", indent6, channel->attr.switch_timer_interval); |
1134 | MSG("%sread timer interval: %u", indent6, channel->attr.read_timer_interval); | |
2f785fe7 DG |
1135 | MSG("%strace file count: %" PRIu64, indent6, channel->attr.tracefile_count); |
1136 | MSG("%strace file size (bytes): %" PRIu64, indent6, channel->attr.tracefile_size); | |
9f19cc17 DG |
1137 | switch (channel->attr.output) { |
1138 | case LTTNG_EVENT_SPLICE: | |
1139 | MSG("%soutput: splice()", indent6); | |
1140 | break; | |
1141 | case LTTNG_EVENT_MMAP: | |
1142 | MSG("%soutput: mmap()", indent6); | |
1143 | break; | |
1144 | } | |
1145 | } | |
1146 | ||
fb14d0d8 JR |
1147 | /* |
1148 | * Machine interface | |
1149 | * Print a list of channel | |
1150 | * | |
1151 | */ | |
1152 | static int mi_list_channels(struct lttng_channel *channels, int count, | |
1153 | const char *channel_name) | |
1154 | { | |
1155 | int i, ret; | |
1156 | unsigned int chan_found = 0; | |
1157 | ||
1158 | /* Open channels element */ | |
1159 | ret = mi_lttng_channels_open(writer); | |
1160 | if (ret) { | |
1161 | goto error; | |
1162 | } | |
1163 | ||
1164 | for (i = 0; i < count; i++) { | |
1165 | if (channel_name != NULL) { | |
1166 | if (strncmp(channels[i].name, channel_name, NAME_MAX) == 0) { | |
1167 | chan_found = 1; | |
1168 | } else { | |
1169 | continue; | |
1170 | } | |
1171 | } | |
1172 | ||
1173 | /* Write channel element and leave it open */ | |
1174 | ret = mi_lttng_channel(writer, &channels[i], 1); | |
1175 | if (ret) { | |
1176 | goto error; | |
1177 | } | |
1178 | ||
1179 | /* Listing events per channel */ | |
1180 | ret = list_events(channels[i].name); | |
1181 | if (ret) { | |
1182 | goto error; | |
1183 | } | |
1184 | ||
1185 | /* Closing the channel element we opened earlier */ | |
1186 | ret = mi_lttng_writer_close_element(writer); | |
1187 | if (ret) { | |
1188 | goto error; | |
1189 | } | |
1190 | ||
1191 | if (chan_found) { | |
1192 | break; | |
1193 | } | |
1194 | } | |
1195 | ||
1196 | /* Close channels element */ | |
1197 | ret = mi_lttng_writer_close_element(writer); | |
1198 | if (ret) { | |
1199 | goto error; | |
1200 | } | |
1201 | ||
1202 | error: | |
1203 | return ret; | |
1204 | } | |
1205 | ||
9f19cc17 DG |
1206 | /* |
1207 | * List channel(s) of session and domain. | |
f3ed775e | 1208 | * |
9f19cc17 | 1209 | * If channel_name is NULL, all channels are listed. |
f3ed775e | 1210 | */ |
cd80958d | 1211 | static int list_channels(const char *channel_name) |
f3ed775e | 1212 | { |
9f19cc17 DG |
1213 | int count, i, ret = CMD_SUCCESS; |
1214 | unsigned int chan_found = 0; | |
1215 | struct lttng_channel *channels = NULL; | |
f3ed775e | 1216 | |
3e25cb20 | 1217 | DBG("Listing channel(s) (%s)", channel_name ? : "<all>"); |
9f19cc17 | 1218 | |
cd80958d | 1219 | count = lttng_list_channels(handle, &channels); |
f3ed775e | 1220 | if (count < 0) { |
c7d620a2 DG |
1221 | switch (-count) { |
1222 | case LTTNG_ERR_KERN_CHAN_NOT_FOUND: | |
fb14d0d8 JR |
1223 | if (lttng_opt_mi) { |
1224 | /* When printing mi this is not an error | |
1225 | * but an empty channels element */ | |
1226 | count = 0; | |
1227 | } else { | |
1228 | ret = CMD_SUCCESS; | |
1229 | WARN("No kernel channel"); | |
1230 | goto error_channels; | |
1231 | } | |
c7d620a2 DG |
1232 | break; |
1233 | default: | |
1234 | /* We had a real error */ | |
fb14d0d8 JR |
1235 | ret = CMD_ERROR; |
1236 | ERR("%s", lttng_strerror(count)); | |
1237 | goto error_channels; | |
60e835ca | 1238 | break; |
c7d620a2 | 1239 | } |
f3ed775e DG |
1240 | } |
1241 | ||
fb14d0d8 JR |
1242 | if (lttng_opt_mi) { |
1243 | /* Mi print */ | |
1244 | ret = mi_list_channels(channels, count, channel_name); | |
1245 | if (ret) { | |
1246 | ret = CMD_ERROR; | |
1247 | goto error; | |
1248 | } | |
1249 | } else { | |
1250 | /* Pretty print */ | |
ade7ce52 | 1251 | if (count) { |
fb14d0d8 JR |
1252 | MSG("Channels:\n-------------"); |
1253 | } | |
9f19cc17 | 1254 | |
fb14d0d8 JR |
1255 | for (i = 0; i < count; i++) { |
1256 | if (channel_name != NULL) { | |
1257 | if (strncmp(channels[i].name, channel_name, NAME_MAX) == 0) { | |
1258 | chan_found = 1; | |
1259 | } else { | |
1260 | continue; | |
1261 | } | |
1262 | } | |
1263 | print_channel(&channels[i]); | |
1264 | ||
1265 | /* Listing events per channel */ | |
1266 | ret = list_events(channels[i].name); | |
1267 | if (ret) { | |
1268 | goto error; | |
1269 | } | |
1270 | ||
1271 | if (chan_found) { | |
1272 | break; | |
9f19cc17 DG |
1273 | } |
1274 | } | |
9f19cc17 | 1275 | |
fb14d0d8 JR |
1276 | if (!chan_found && channel_name != NULL) { |
1277 | ret = CMD_ERROR; | |
1278 | ERR("Channel %s not found", channel_name); | |
1279 | goto error; | |
9f19cc17 | 1280 | } |
fb14d0d8 JR |
1281 | } |
1282 | error: | |
1283 | free(channels); | |
9f19cc17 | 1284 | |
fb14d0d8 JR |
1285 | error_channels: |
1286 | return ret; | |
1287 | } | |
1288 | ||
a5dfbb9d MD |
1289 | /* |
1290 | * List tracker PID(s) of session and domain. | |
1291 | */ | |
1292 | static int list_tracker_pids(void) | |
1293 | { | |
ebbf5ab7 JR |
1294 | int ret = 0; |
1295 | int enabled; | |
a5dfbb9d | 1296 | int *pids = NULL; |
6223570f | 1297 | size_t nr_pids; |
a5dfbb9d MD |
1298 | |
1299 | ret = lttng_list_tracker_pids(handle, | |
1300 | &enabled, &pids, &nr_pids); | |
1301 | if (ret) { | |
1302 | return ret; | |
1303 | } | |
a5dfbb9d | 1304 | if (enabled) { |
6223570f JG |
1305 | int i; |
1306 | _MSG("PID tracker: ["); | |
a5dfbb9d | 1307 | |
ebbf5ab7 JR |
1308 | /* Mi tracker_pid element*/ |
1309 | if (writer) { | |
1310 | /* Open tracker_pid and targets elements */ | |
1311 | ret = mi_lttng_pid_tracker_open(writer); | |
1312 | if (ret) { | |
1313 | goto end; | |
1314 | } | |
1315 | } | |
1316 | ||
a5dfbb9d MD |
1317 | for (i = 0; i < nr_pids; i++) { |
1318 | if (i) { | |
1319 | _MSG(","); | |
1320 | } | |
1321 | _MSG(" %d", pids[i]); | |
ebbf5ab7 JR |
1322 | |
1323 | /* Mi */ | |
1324 | if (writer) { | |
1325 | ret = mi_lttng_pid_target(writer, pids[i], 0); | |
1326 | if (ret) { | |
1327 | goto end; | |
1328 | } | |
1329 | } | |
a5dfbb9d | 1330 | } |
6223570f | 1331 | _MSG(" ]\n\n"); |
ebbf5ab7 JR |
1332 | |
1333 | /* Mi close tracker_pid and targets */ | |
1334 | if (writer) { | |
1335 | ret = mi_lttng_close_multi_element(writer,2); | |
1336 | if (ret) { | |
1337 | goto end; | |
1338 | } | |
1339 | } | |
a5dfbb9d | 1340 | } |
ebbf5ab7 | 1341 | end: |
a5dfbb9d | 1342 | free(pids); |
ebbf5ab7 JR |
1343 | return ret; |
1344 | ||
1345 | } | |
1346 | ||
1347 | /* | |
1348 | * List all tracker of a domain | |
1349 | */ | |
1350 | static int list_trackers(void) | |
1351 | { | |
1352 | int ret; | |
1353 | ||
1354 | /* Trackers listing */ | |
1355 | if (lttng_opt_mi) { | |
1356 | ret = mi_lttng_trackers_open(writer); | |
1357 | if (ret) { | |
1358 | goto end; | |
1359 | } | |
1360 | } | |
1361 | ||
1362 | /* pid tracker */ | |
1363 | ret = list_tracker_pids(); | |
1364 | if (ret) { | |
1365 | goto end; | |
1366 | } | |
1367 | ||
1368 | if (lttng_opt_mi) { | |
1369 | /* Close trackers element */ | |
1370 | ret = mi_lttng_writer_close_element(writer); | |
1371 | if (ret) { | |
1372 | goto end; | |
1373 | } | |
1374 | } | |
1375 | ||
1376 | end: | |
1377 | return ret; | |
a5dfbb9d MD |
1378 | } |
1379 | ||
fb14d0d8 JR |
1380 | /* |
1381 | * Machine interface | |
1382 | * Find the session with session_name as name | |
1383 | * and print his informations. | |
1384 | */ | |
1385 | static int mi_list_session(const char *session_name, | |
1386 | struct lttng_session *sessions, int count) | |
1387 | { | |
1388 | int ret, i; | |
1389 | unsigned int session_found = 0; | |
1390 | ||
1391 | if (session_name == NULL) { | |
1392 | ret = -LTTNG_ERR_SESS_NOT_FOUND; | |
1393 | goto end; | |
1394 | } | |
1395 | ||
1396 | for (i = 0; i < count; i++) { | |
1397 | if (strncmp(sessions[i].name, session_name, NAME_MAX) == 0) { | |
1398 | /* We need to leave it open to append other informations | |
1399 | * like domain, channel, events etc.*/ | |
1400 | session_found = 1; | |
1401 | ret = mi_lttng_session(writer, &sessions[i], 1); | |
1402 | if (ret) { | |
1403 | goto end; | |
1404 | } | |
9f19cc17 | 1405 | break; |
f3ed775e | 1406 | } |
f3ed775e DG |
1407 | } |
1408 | ||
fb14d0d8 JR |
1409 | if (!session_found) { |
1410 | ERR("Session '%s' not found", session_name); | |
1411 | ret = -LTTNG_ERR_SESS_NOT_FOUND; | |
1412 | goto end; | |
9f19cc17 | 1413 | } |
f3ed775e | 1414 | |
fb14d0d8 JR |
1415 | end: |
1416 | return ret; | |
1417 | } | |
f3ed775e | 1418 | |
fb14d0d8 JR |
1419 | /* |
1420 | * Machine interface | |
1421 | * List all availables session | |
1422 | */ | |
1423 | static int mi_list_sessions(struct lttng_session *sessions, int count) | |
1424 | { | |
1425 | int ret, i; | |
ae856491 | 1426 | |
fb14d0d8 JR |
1427 | /* Opening sessions element */ |
1428 | ret = mi_lttng_sessions_open(writer); | |
1429 | if (ret) { | |
1430 | goto end; | |
1431 | } | |
1432 | ||
1433 | /* Listing sessions */ | |
1434 | for (i = 0; i < count; i++) { | |
1435 | ret = mi_lttng_session(writer, &sessions[i], 0); | |
1436 | if (ret) { | |
1437 | goto end; | |
1438 | } | |
1439 | } | |
1440 | ||
1441 | /* Closing sessions element */ | |
1442 | ret = mi_lttng_writer_close_element(writer); | |
1443 | if (ret) { | |
1444 | goto end; | |
1445 | } | |
1446 | ||
1447 | end: | |
f3ed775e DG |
1448 | return ret; |
1449 | } | |
1450 | ||
1451 | /* | |
9f19cc17 | 1452 | * List available tracing session. List only basic information. |
f3ed775e | 1453 | * |
9f19cc17 | 1454 | * If session_name is NULL, all sessions are listed. |
f3ed775e | 1455 | */ |
9f19cc17 | 1456 | static int list_sessions(const char *session_name) |
f3ed775e | 1457 | { |
fb14d0d8 JR |
1458 | int ret = CMD_SUCCESS; |
1459 | int count, i; | |
9f19cc17 DG |
1460 | unsigned int session_found = 0; |
1461 | struct lttng_session *sessions; | |
1462 | ||
1463 | count = lttng_list_sessions(&sessions); | |
1464 | DBG("Session count %d", count); | |
1465 | if (count < 0) { | |
fb14d0d8 JR |
1466 | ret = CMD_ERROR; |
1467 | ERR("%s", lttng_strerror(count)); | |
d32fb093 | 1468 | goto end; |
9f19cc17 DG |
1469 | } |
1470 | ||
fb14d0d8 JR |
1471 | if (lttng_opt_mi) { |
1472 | /* Mi */ | |
1473 | if (session_name == NULL) { | |
1474 | /* List all session */ | |
1475 | ret = mi_list_sessions(sessions, count); | |
1476 | } else { | |
1477 | /* Note : this return an open session element */ | |
1478 | ret = mi_list_session(session_name, sessions, count); | |
1479 | } | |
1480 | if (ret) { | |
1481 | ret = CMD_ERROR; | |
1482 | goto error; | |
1483 | } | |
1484 | } else { | |
1485 | /* Pretty print */ | |
1486 | if (count == 0) { | |
1487 | MSG("Currently no available tracing session"); | |
fb14d0d8 JR |
1488 | goto end; |
1489 | } | |
9f19cc17 | 1490 | |
fb14d0d8 JR |
1491 | if (session_name == NULL) { |
1492 | MSG("Available tracing sessions:"); | |
1493 | } | |
1494 | ||
1495 | ||
1496 | for (i = 0; i < count; i++) { | |
1497 | if (session_name != NULL) { | |
1498 | if (strncmp(sessions[i].name, session_name, NAME_MAX) == 0) { | |
1499 | session_found = 1; | |
1500 | MSG("Tracing session %s: [%s%s]", session_name, | |
1501 | active_string(sessions[i].enabled), | |
1502 | snapshot_string(sessions[i].snapshot_mode)); | |
1503 | MSG("%sTrace path: %s\n", indent4, sessions[i].path); | |
1504 | break; | |
1505 | } | |
1506 | } else { | |
1507 | MSG(" %d) %s (%s) [%s%s]", i + 1, | |
1508 | sessions[i].name, sessions[i].path, | |
2cbf8fed DG |
1509 | active_string(sessions[i].enabled), |
1510 | snapshot_string(sessions[i].snapshot_mode)); | |
2f785fe7 | 1511 | MSG("%sTrace path: %s", indent4, sessions[i].path); |
fcbc96a2 JG |
1512 | if (sessions[i].live_timer_interval != 0) { |
1513 | MSG("%sLive timer interval (usec): %u", indent4, | |
1514 | sessions[i].live_timer_interval); | |
1515 | } | |
1516 | MSG(""); | |
9f19cc17 | 1517 | } |
fb14d0d8 JR |
1518 | } |
1519 | ||
1520 | if (!session_found && session_name != NULL) { | |
1521 | ERR("Session '%s' not found", session_name); | |
1522 | ret = CMD_ERROR; | |
1523 | goto error; | |
1524 | } | |
1525 | ||
1526 | if (session_name == NULL) { | |
1527 | MSG("\nUse lttng list <session_name> for more details"); | |
9f19cc17 DG |
1528 | } |
1529 | } | |
1530 | ||
fb14d0d8 | 1531 | error: |
9f19cc17 | 1532 | free(sessions); |
fb14d0d8 JR |
1533 | end: |
1534 | return ret; | |
1535 | } | |
9f19cc17 | 1536 | |
fb14d0d8 JR |
1537 | |
1538 | /* | |
1539 | * Machine Interface | |
1540 | * list available domain(s) for a session. | |
1541 | */ | |
1542 | static int mi_list_domains(struct lttng_domain *domains, int count) | |
1543 | { | |
1544 | int i, ret; | |
1545 | /* Open domains element */ | |
1546 | ret = mi_lttng_domains_open(writer); | |
1547 | if (ret) { | |
1548 | goto end; | |
9f19cc17 DG |
1549 | } |
1550 | ||
fb14d0d8 JR |
1551 | for (i = 0; i < count; i++) { |
1552 | ret = mi_lttng_domain(writer, &domains[i] , 0); | |
1553 | if (ret) { | |
1554 | goto end; | |
1555 | } | |
9f19cc17 | 1556 | } |
f3ed775e | 1557 | |
fb14d0d8 JR |
1558 | /* Closing domains element */ |
1559 | ret = mi_lttng_writer_close_element(writer); | |
1560 | if (ret) { | |
1561 | goto end; | |
1562 | } | |
d32fb093 | 1563 | end: |
f3ed775e DG |
1564 | return ret; |
1565 | } | |
f3ed775e DG |
1566 | |
1567 | /* | |
9f19cc17 | 1568 | * List available domain(s) for a session. |
f3ed775e | 1569 | */ |
330be774 | 1570 | static int list_domains(const char *session_name) |
f3ed775e | 1571 | { |
9f19cc17 DG |
1572 | int i, count, ret = CMD_SUCCESS; |
1573 | struct lttng_domain *domains = NULL; | |
1574 | ||
9f19cc17 | 1575 | |
330be774 | 1576 | count = lttng_list_domains(session_name, &domains); |
9f19cc17 | 1577 | if (count < 0) { |
fb14d0d8 JR |
1578 | ret = CMD_ERROR; |
1579 | ERR("%s", lttng_strerror(count)); | |
9f19cc17 DG |
1580 | goto end; |
1581 | } | |
1582 | ||
fb14d0d8 JR |
1583 | if (lttng_opt_mi) { |
1584 | /* Mi output */ | |
1585 | ret = mi_list_domains(domains, count); | |
1586 | if (ret) { | |
1587 | ret = CMD_ERROR; | |
1588 | goto error; | |
1589 | } | |
1590 | } else { | |
1591 | /* Pretty print */ | |
1592 | MSG("Domains:\n-------------"); | |
1593 | if (count == 0) { | |
1594 | MSG(" None"); | |
1595 | goto end; | |
1596 | } | |
1597 | ||
1598 | for (i = 0; i < count; i++) { | |
1599 | switch (domains[i].type) { | |
1600 | case LTTNG_DOMAIN_KERNEL: | |
1601 | MSG(" - Kernel"); | |
1602 | break; | |
1603 | case LTTNG_DOMAIN_UST: | |
1604 | MSG(" - UST global"); | |
1605 | break; | |
1606 | case LTTNG_DOMAIN_JUL: | |
1607 | MSG(" - JUL (Java Util Logging)"); | |
1608 | break; | |
5cdb6027 DG |
1609 | case LTTNG_DOMAIN_LOG4J: |
1610 | MSG(" - LOG4j (Logging for Java)"); | |
1611 | break; | |
0e115563 DG |
1612 | case LTTNG_DOMAIN_PYTHON: |
1613 | MSG(" - Python (logging)"); | |
1614 | break; | |
fb14d0d8 JR |
1615 | default: |
1616 | break; | |
1617 | } | |
9f19cc17 DG |
1618 | } |
1619 | } | |
1620 | ||
fb14d0d8 | 1621 | error: |
9f19cc17 DG |
1622 | free(domains); |
1623 | ||
fb14d0d8 | 1624 | end: |
9f19cc17 | 1625 | return ret; |
f3ed775e | 1626 | } |
f3ed775e DG |
1627 | |
1628 | /* | |
9f19cc17 | 1629 | * The 'list <options>' first level command |
f3ed775e DG |
1630 | */ |
1631 | int cmd_list(int argc, const char **argv) | |
1632 | { | |
c617c0c6 | 1633 | int opt, ret = CMD_SUCCESS; |
9f19cc17 | 1634 | const char *session_name; |
f3ed775e | 1635 | static poptContext pc; |
9f19cc17 DG |
1636 | struct lttng_domain domain; |
1637 | struct lttng_domain *domains = NULL; | |
f3ed775e | 1638 | |
441c16a7 MD |
1639 | memset(&domain, 0, sizeof(domain)); |
1640 | ||
9f19cc17 | 1641 | if (argc < 1) { |
f3ed775e | 1642 | usage(stderr); |
ca1c3607 | 1643 | ret = CMD_ERROR; |
f3ed775e DG |
1644 | goto end; |
1645 | } | |
1646 | ||
1647 | pc = poptGetContext(NULL, argc, argv, long_options, 0); | |
1648 | poptReadDefaultConfig(pc, 0); | |
1649 | ||
1650 | while ((opt = poptGetNextOpt(pc)) != -1) { | |
1651 | switch (opt) { | |
1652 | case OPT_HELP: | |
ca1c3607 | 1653 | usage(stdout); |
f3ed775e | 1654 | goto end; |
eeac7d46 MD |
1655 | case OPT_USERSPACE: |
1656 | opt_userspace = 1; | |
eeac7d46 | 1657 | break; |
679b4943 SM |
1658 | case OPT_LIST_OPTIONS: |
1659 | list_cmd_options(stdout, long_options); | |
679b4943 | 1660 | goto end; |
f3ed775e DG |
1661 | default: |
1662 | usage(stderr); | |
1663 | ret = CMD_UNDEFINED; | |
1664 | goto end; | |
1665 | } | |
1666 | } | |
1667 | ||
fb14d0d8 JR |
1668 | /* Mi check */ |
1669 | if (lttng_opt_mi) { | |
1670 | writer = mi_lttng_writer_create(fileno(stdout), lttng_opt_mi); | |
1671 | if (!writer) { | |
1672 | ret = CMD_ERROR; | |
1673 | goto end; | |
1674 | } | |
1675 | ||
1676 | /* Open command element */ | |
1677 | ret = mi_lttng_writer_command_open(writer, | |
1678 | mi_lttng_element_command_list); | |
1679 | if (ret) { | |
1680 | ret = CMD_ERROR; | |
1681 | goto end; | |
1682 | } | |
1683 | ||
1684 | /* Open output element */ | |
1685 | ret = mi_lttng_writer_open_element(writer, | |
1686 | mi_lttng_element_command_output); | |
1687 | if (ret) { | |
1688 | ret = CMD_ERROR; | |
1689 | goto end; | |
1690 | } | |
1691 | } | |
1692 | ||
9f19cc17 DG |
1693 | /* Get session name (trailing argument) */ |
1694 | session_name = poptGetArg(pc); | |
b551a063 | 1695 | DBG2("Session name: %s", session_name); |
9f19cc17 | 1696 | |
cd80958d DG |
1697 | if (opt_kernel) { |
1698 | domain.type = LTTNG_DOMAIN_KERNEL; | |
b551a063 DG |
1699 | } else if (opt_userspace) { |
1700 | DBG2("Listing userspace global domain"); | |
1701 | domain.type = LTTNG_DOMAIN_UST; | |
3c6a091f DG |
1702 | } else if (opt_jul) { |
1703 | DBG2("Listing JUL domain"); | |
1704 | domain.type = LTTNG_DOMAIN_JUL; | |
edf60534 | 1705 | } else if (opt_log4j) { |
5cdb6027 | 1706 | domain.type = LTTNG_DOMAIN_LOG4J; |
0e115563 DG |
1707 | } else if (opt_python) { |
1708 | domain.type = LTTNG_DOMAIN_PYTHON; | |
cd80958d DG |
1709 | } |
1710 | ||
834978fd DG |
1711 | if (!opt_kernel && opt_syscall) { |
1712 | WARN("--syscall will only work with the Kernel domain (-k)"); | |
1713 | ret = CMD_ERROR; | |
1714 | goto end; | |
1715 | } | |
1716 | ||
0e115563 | 1717 | if (opt_kernel || opt_userspace || opt_jul || opt_log4j || opt_python) { |
aa5de748 MD |
1718 | handle = lttng_create_handle(session_name, &domain); |
1719 | if (handle == NULL) { | |
1720 | ret = CMD_FATAL; | |
1721 | goto end; | |
1722 | } | |
cd80958d DG |
1723 | } |
1724 | ||
9f19cc17 | 1725 | if (session_name == NULL) { |
0e115563 DG |
1726 | if (!opt_kernel && !opt_userspace && !opt_jul && !opt_log4j |
1727 | && !opt_python) { | |
b551a063 | 1728 | ret = list_sessions(NULL); |
fb14d0d8 | 1729 | if (ret) { |
b551a063 DG |
1730 | goto end; |
1731 | } | |
1732 | } | |
9f19cc17 | 1733 | if (opt_kernel) { |
834978fd DG |
1734 | if (opt_syscall) { |
1735 | ret = list_syscalls(); | |
1736 | if (ret) { | |
1737 | goto end; | |
1738 | } | |
1739 | } else { | |
1740 | ret = list_kernel_events(); | |
1741 | if (ret) { | |
1742 | goto end; | |
1743 | } | |
9f19cc17 | 1744 | } |
b551a063 DG |
1745 | } |
1746 | if (opt_userspace) { | |
f37d259d MD |
1747 | if (opt_fields) { |
1748 | ret = list_ust_event_fields(); | |
1749 | } else { | |
1750 | ret = list_ust_events(); | |
1751 | } | |
fb14d0d8 | 1752 | if (ret) { |
9f19cc17 DG |
1753 | goto end; |
1754 | } | |
1755 | } | |
0e115563 | 1756 | if (opt_jul || opt_log4j || opt_python) { |
5cdb6027 | 1757 | ret = list_agent_events(); |
fb14d0d8 | 1758 | if (ret) { |
3c6a091f DG |
1759 | goto end; |
1760 | } | |
1761 | } | |
9f19cc17 DG |
1762 | } else { |
1763 | /* List session attributes */ | |
fb14d0d8 JR |
1764 | if (lttng_opt_mi) { |
1765 | /* Open element sessions | |
1766 | * Present for xml consistency */ | |
1767 | ret = mi_lttng_sessions_open(writer); | |
1768 | if (ret) { | |
1769 | goto end; | |
1770 | } | |
1771 | } | |
1772 | /* MI: the ouptut of list_sessions is an unclosed session element */ | |
9f19cc17 | 1773 | ret = list_sessions(session_name); |
fb14d0d8 | 1774 | if (ret) { |
9f19cc17 DG |
1775 | goto end; |
1776 | } | |
1777 | ||
1778 | /* Domain listing */ | |
1779 | if (opt_domain) { | |
330be774 | 1780 | ret = list_domains(session_name); |
9f19cc17 DG |
1781 | goto end; |
1782 | } | |
1783 | ||
fb14d0d8 | 1784 | /* Channel listing */ |
1c3de747 | 1785 | if (opt_kernel || opt_userspace) { |
fb14d0d8 JR |
1786 | if (lttng_opt_mi) { |
1787 | /* Add of domains and domain element for xml | |
1788 | * consistency and validation | |
1789 | */ | |
1790 | ret = mi_lttng_domains_open(writer); | |
1791 | if (ret) { | |
1792 | goto end; | |
1793 | } | |
1794 | ||
1795 | /* Open domain and leave it open for | |
1796 | * nested channels printing */ | |
1797 | ret = mi_lttng_domain(writer, &domain, 1); | |
1798 | if (ret) { | |
1799 | goto end; | |
1800 | } | |
1801 | ||
1802 | } | |
1803 | ||
ebbf5ab7 JR |
1804 | |
1805 | /* Trackers */ | |
1806 | ret = list_trackers(); | |
a5dfbb9d MD |
1807 | if (ret) { |
1808 | goto end; | |
1809 | } | |
1810 | ||
ebbf5ab7 | 1811 | /* Channels */ |
cd80958d | 1812 | ret = list_channels(opt_channel); |
fb14d0d8 JR |
1813 | if (ret) { |
1814 | goto end; | |
1815 | } | |
1816 | ||
1817 | if (lttng_opt_mi) { | |
1818 | /* Close domain and domain element */ | |
1819 | ret = mi_lttng_close_multi_element(writer, 2); | |
1820 | } | |
1821 | if (ret) { | |
9f19cc17 DG |
1822 | goto end; |
1823 | } | |
fb14d0d8 JR |
1824 | |
1825 | ||
9f19cc17 | 1826 | } else { |
c617c0c6 MD |
1827 | int i, nb_domain; |
1828 | ||
9f19cc17 | 1829 | /* We want all domain(s) */ |
330be774 | 1830 | nb_domain = lttng_list_domains(session_name, &domains); |
b551a063 | 1831 | if (nb_domain < 0) { |
fb14d0d8 JR |
1832 | ret = CMD_ERROR; |
1833 | ERR("%s", lttng_strerror(nb_domain)); | |
9f19cc17 DG |
1834 | goto end; |
1835 | } | |
1836 | ||
fb14d0d8 JR |
1837 | if (lttng_opt_mi) { |
1838 | ret = mi_lttng_domains_open(writer); | |
1839 | if (ret) { | |
1840 | ret = CMD_ERROR; | |
1841 | goto end; | |
1842 | } | |
1843 | } | |
1844 | ||
b551a063 | 1845 | for (i = 0; i < nb_domain; i++) { |
9f19cc17 DG |
1846 | switch (domains[i].type) { |
1847 | case LTTNG_DOMAIN_KERNEL: | |
1848 | MSG("=== Domain: Kernel ===\n"); | |
1849 | break; | |
b551a063 DG |
1850 | case LTTNG_DOMAIN_UST: |
1851 | MSG("=== Domain: UST global ===\n"); | |
88c5f0d8 DG |
1852 | MSG("Buffer type: %s\n", |
1853 | domains[i].buf_type == | |
1854 | LTTNG_BUFFER_PER_PID ? "per PID" : "per UID"); | |
b551a063 | 1855 | break; |
3c6a091f DG |
1856 | case LTTNG_DOMAIN_JUL: |
1857 | MSG("=== Domain: JUL (Java Util Logging) ===\n"); | |
1858 | break; | |
5cdb6027 DG |
1859 | case LTTNG_DOMAIN_LOG4J: |
1860 | MSG("=== Domain: LOG4j (Logging for Java) ===\n"); | |
1861 | break; | |
0e115563 DG |
1862 | case LTTNG_DOMAIN_PYTHON: |
1863 | MSG("=== Domain: Python (logging) ===\n"); | |
1864 | break; | |
9f19cc17 DG |
1865 | default: |
1866 | MSG("=== Domain: Unimplemented ===\n"); | |
1867 | break; | |
1868 | } | |
1869 | ||
fb14d0d8 JR |
1870 | if (lttng_opt_mi) { |
1871 | ret = mi_lttng_domain(writer, &domains[i], 1); | |
1872 | if (ret) { | |
1873 | ret = CMD_ERROR; | |
1874 | goto end; | |
1875 | } | |
1876 | } | |
1877 | ||
cd80958d | 1878 | /* Clean handle before creating a new one */ |
aa5de748 MD |
1879 | if (handle) { |
1880 | lttng_destroy_handle(handle); | |
1881 | } | |
cd80958d DG |
1882 | |
1883 | handle = lttng_create_handle(session_name, &domains[i]); | |
1884 | if (handle == NULL) { | |
ca1c3607 | 1885 | ret = CMD_FATAL; |
cd80958d DG |
1886 | goto end; |
1887 | } | |
1888 | ||
5cdb6027 | 1889 | if (domains[i].type == LTTNG_DOMAIN_JUL || |
0e115563 DG |
1890 | domains[i].type == LTTNG_DOMAIN_LOG4J || |
1891 | domains[i].type == LTTNG_DOMAIN_PYTHON) { | |
5cdb6027 | 1892 | ret = list_session_agent_events(); |
fb14d0d8 | 1893 | if (ret) { |
3c6a091f DG |
1894 | goto end; |
1895 | } | |
cd7b2927 PP |
1896 | |
1897 | goto next_domain; | |
3c6a091f | 1898 | } |
a5dfbb9d MD |
1899 | |
1900 | switch (domains[i].type) { | |
1901 | case LTTNG_DOMAIN_KERNEL: | |
1902 | case LTTNG_DOMAIN_UST: | |
ebbf5ab7 | 1903 | ret = list_trackers(); |
a5dfbb9d MD |
1904 | if (ret) { |
1905 | goto end; | |
1906 | } | |
1907 | break; | |
1908 | default: | |
1909 | break; | |
1910 | } | |
3c6a091f | 1911 | |
cd80958d | 1912 | ret = list_channels(opt_channel); |
fb14d0d8 JR |
1913 | if (ret) { |
1914 | goto end; | |
1915 | } | |
1916 | ||
cd7b2927 | 1917 | next_domain: |
fb14d0d8 JR |
1918 | if (lttng_opt_mi) { |
1919 | /* Close domain element */ | |
1920 | ret = mi_lttng_writer_close_element(writer); | |
1921 | if (ret) { | |
1922 | ret = CMD_ERROR; | |
1923 | goto end; | |
1924 | } | |
1925 | } | |
1926 | ||
1927 | } | |
1928 | if (lttng_opt_mi) { | |
1929 | /* Close the domains, session and sessions element */ | |
1930 | ret = mi_lttng_close_multi_element(writer, 3); | |
1931 | if (ret) { | |
1932 | ret = CMD_ERROR; | |
9f19cc17 DG |
1933 | goto end; |
1934 | } | |
1935 | } | |
1936 | } | |
f3ed775e DG |
1937 | } |
1938 | ||
fb14d0d8 JR |
1939 | /* Mi closing */ |
1940 | if (lttng_opt_mi) { | |
1941 | /* Close output element */ | |
1942 | ret = mi_lttng_writer_close_element(writer); | |
1943 | if (ret) { | |
1944 | ret = CMD_ERROR; | |
1945 | goto end; | |
1946 | } | |
1947 | ||
1948 | /* Command element close */ | |
1949 | ret = mi_lttng_writer_command_close(writer); | |
1950 | if (ret) { | |
1951 | ret = CMD_ERROR; | |
1952 | goto end; | |
1953 | } | |
1954 | } | |
f3ed775e | 1955 | end: |
fb14d0d8 JR |
1956 | /* Mi clean-up */ |
1957 | if (writer && mi_lttng_writer_destroy(writer)) { | |
1958 | /* Preserve original error code */ | |
1959 | ret = ret ? ret : -LTTNG_ERR_MI_IO_FAIL; | |
1960 | } | |
1961 | ||
0e428499 | 1962 | free(domains); |
aa5de748 MD |
1963 | if (handle) { |
1964 | lttng_destroy_handle(handle); | |
1965 | } | |
cd80958d | 1966 | |
ca1c3607 | 1967 | poptFreeContext(pc); |
f3ed775e DG |
1968 | return ret; |
1969 | } |