Commit | Line | Data |
---|---|---|
f3ed775e | 1 | /* |
ab5be9fa | 2 | * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca> |
f3ed775e | 3 | * |
ab5be9fa | 4 | * SPDX-License-Identifier: GPL-2.0-only |
f3ed775e | 5 | * |
f3ed775e DG |
6 | */ |
7 | ||
6c1c0768 | 8 | #define _LGPL_SOURCE |
b9dfb167 | 9 | #include <assert.h> |
f3ed775e | 10 | #include <stdlib.h> |
679b4943 | 11 | #include <ctype.h> |
3badf2bf | 12 | #include <limits.h> |
8960e9cd DG |
13 | #include <sys/types.h> |
14 | #include <sys/socket.h> | |
15 | #include <signal.h> | |
16 | #include <netinet/in.h> | |
17 | #include <arpa/inet.h> | |
20fb9e02 | 18 | #include <inttypes.h> |
4ba92f18 | 19 | #include <unistd.h> |
f3ed775e | 20 | |
db758600 | 21 | #include <common/error.h> |
feb0f3e5 | 22 | #include <common/utils.h> |
4ba92f18 | 23 | #include <common/defaults.h> |
f3ed775e | 24 | |
beb8c75a | 25 | #include "conf.h" |
679b4943 | 26 | #include "utils.h" |
3c9bd23c | 27 | #include "command.h" |
f3ed775e | 28 | |
4fd2697f FD |
29 | static const char *str_all = "ALL"; |
30 | static const char *str_tracepoint = "Tracepoint"; | |
31 | static const char *str_syscall = "Syscall"; | |
32 | static const char *str_probe = "Probe"; | |
33 | static const char *str_userspace_probe = "Userspace Probe"; | |
34 | static const char *str_function = "Function"; | |
b9dfb167 | 35 | |
1dac0189 PPM |
36 | static |
37 | char *_get_session_name(int quiet) | |
f3ed775e | 38 | { |
4f00620d JG |
39 | const char *path; |
40 | char *session_name = NULL; | |
f3ed775e DG |
41 | |
42 | /* Get path to config file */ | |
feb0f3e5 | 43 | path = utils_get_home_dir(); |
f3ed775e DG |
44 | if (path == NULL) { |
45 | goto error; | |
46 | } | |
47 | ||
48 | /* Get session name from config */ | |
1dac0189 PPM |
49 | session_name = quiet ? config_read_session_name_quiet(path) : |
50 | config_read_session_name(path); | |
f3ed775e | 51 | if (session_name == NULL) { |
58a97671 | 52 | goto error; |
f3ed775e DG |
53 | } |
54 | ||
3183dbb0 | 55 | DBG2("Config file path found: %s", path); |
cd80958d | 56 | DBG("Session name found: %s", session_name); |
f3ed775e | 57 | return session_name; |
3183dbb0 DG |
58 | |
59 | error: | |
60 | return NULL; | |
f3ed775e | 61 | } |
679b4943 | 62 | |
1dac0189 PPM |
63 | /* |
64 | * get_session_name | |
65 | * | |
66 | * Return allocated string with the session name found in the config | |
67 | * directory. | |
68 | */ | |
69 | char *get_session_name(void) | |
70 | { | |
71 | return _get_session_name(0); | |
72 | } | |
73 | ||
74 | /* | |
75 | * get_session_name_quiet (no warnings/errors emitted) | |
76 | * | |
77 | * Return allocated string with the session name found in the config | |
78 | * directory. | |
79 | */ | |
80 | char *get_session_name_quiet(void) | |
81 | { | |
82 | return _get_session_name(1); | |
83 | } | |
84 | ||
3c9bd23c SM |
85 | /* |
86 | * list_commands | |
87 | * | |
88 | * List commands line by line. This is mostly for bash auto completion and to | |
89 | * avoid difficult parsing. | |
90 | */ | |
91 | void list_commands(struct cmd_struct *commands, FILE *ofp) | |
92 | { | |
93 | int i = 0; | |
94 | struct cmd_struct *cmd = NULL; | |
95 | ||
96 | cmd = &commands[i]; | |
97 | while (cmd->name != NULL) { | |
98 | fprintf(ofp, "%s\n", cmd->name); | |
99 | i++; | |
100 | cmd = &commands[i]; | |
101 | } | |
102 | } | |
679b4943 SM |
103 | |
104 | /* | |
105 | * list_cmd_options | |
106 | * | |
107 | * Prints a simple list of the options available to a command. This is intended | |
108 | * to be easily parsed for bash completion. | |
109 | */ | |
110 | void list_cmd_options(FILE *ofp, struct poptOption *options) | |
111 | { | |
112 | int i; | |
113 | struct poptOption *option = NULL; | |
114 | ||
115 | for (i = 0; options[i].longName != NULL; i++) { | |
116 | option = &options[i]; | |
117 | ||
118 | fprintf(ofp, "--%s\n", option->longName); | |
119 | ||
120 | if (isprint(option->shortName)) { | |
121 | fprintf(ofp, "-%c\n", option->shortName); | |
122 | } | |
123 | } | |
124 | } | |
8ce58bad | 125 | |
b083f028 JR |
126 | /* |
127 | * Same as list_cmd_options, but for options specified for argpar. | |
128 | */ | |
129 | void list_cmd_options_argpar(FILE *ofp, const struct argpar_opt_descr *options) | |
130 | { | |
131 | int i; | |
132 | ||
133 | for (i = 0; options[i].long_name != NULL; i++) { | |
134 | const struct argpar_opt_descr *option = &options[i]; | |
135 | ||
136 | fprintf(ofp, "--%s\n", option->long_name); | |
137 | ||
138 | if (isprint(option->short_name)) { | |
139 | fprintf(ofp, "-%c\n", option->short_name); | |
140 | } | |
141 | } | |
142 | } | |
143 | ||
8ce58bad MD |
144 | /* |
145 | * fls: returns the position of the most significant bit. | |
146 | * Returns 0 if no bit is set, else returns the position of the most | |
147 | * significant bit (from 1 to 32 on 32-bit, from 1 to 64 on 64-bit). | |
148 | */ | |
149 | #if defined(__i386) || defined(__x86_64) | |
150 | static inline | |
151 | unsigned int fls_u32(uint32_t x) | |
152 | { | |
153 | int r; | |
154 | ||
155 | asm("bsrl %1,%0\n\t" | |
156 | "jnz 1f\n\t" | |
157 | "movl $-1,%0\n\t" | |
158 | "1:\n\t" | |
159 | : "=r" (r) : "rm" (x)); | |
160 | return r + 1; | |
161 | } | |
162 | #define HAS_FLS_U32 | |
163 | #endif | |
164 | ||
a1e4ab8b | 165 | #if defined(__x86_64) && defined(__LP64__) |
8ce58bad MD |
166 | static inline |
167 | unsigned int fls_u64(uint64_t x) | |
168 | { | |
169 | long r; | |
170 | ||
171 | asm("bsrq %1,%0\n\t" | |
172 | "jnz 1f\n\t" | |
173 | "movq $-1,%0\n\t" | |
174 | "1:\n\t" | |
175 | : "=r" (r) : "rm" (x)); | |
176 | return r + 1; | |
177 | } | |
178 | #define HAS_FLS_U64 | |
179 | #endif | |
180 | ||
181 | #ifndef HAS_FLS_U64 | |
182 | static __attribute__((unused)) | |
183 | unsigned int fls_u64(uint64_t x) | |
184 | { | |
185 | unsigned int r = 64; | |
186 | ||
187 | if (!x) | |
188 | return 0; | |
189 | ||
190 | if (!(x & 0xFFFFFFFF00000000ULL)) { | |
191 | x <<= 32; | |
192 | r -= 32; | |
193 | } | |
194 | if (!(x & 0xFFFF000000000000ULL)) { | |
195 | x <<= 16; | |
196 | r -= 16; | |
197 | } | |
198 | if (!(x & 0xFF00000000000000ULL)) { | |
199 | x <<= 8; | |
200 | r -= 8; | |
201 | } | |
202 | if (!(x & 0xF000000000000000ULL)) { | |
203 | x <<= 4; | |
204 | r -= 4; | |
205 | } | |
206 | if (!(x & 0xC000000000000000ULL)) { | |
207 | x <<= 2; | |
208 | r -= 2; | |
209 | } | |
210 | if (!(x & 0x8000000000000000ULL)) { | |
211 | x <<= 1; | |
212 | r -= 1; | |
213 | } | |
214 | return r; | |
215 | } | |
216 | #endif | |
217 | ||
218 | #ifndef HAS_FLS_U32 | |
219 | static __attribute__((unused)) | |
220 | unsigned int fls_u32(uint32_t x) | |
221 | { | |
222 | unsigned int r = 32; | |
223 | ||
224 | if (!x) | |
225 | return 0; | |
226 | if (!(x & 0xFFFF0000U)) { | |
227 | x <<= 16; | |
228 | r -= 16; | |
229 | } | |
230 | if (!(x & 0xFF000000U)) { | |
231 | x <<= 8; | |
232 | r -= 8; | |
233 | } | |
234 | if (!(x & 0xF0000000U)) { | |
235 | x <<= 4; | |
236 | r -= 4; | |
237 | } | |
238 | if (!(x & 0xC0000000U)) { | |
239 | x <<= 2; | |
240 | r -= 2; | |
241 | } | |
242 | if (!(x & 0x80000000U)) { | |
243 | x <<= 1; | |
244 | r -= 1; | |
245 | } | |
246 | return r; | |
247 | } | |
248 | #endif | |
249 | ||
250 | static | |
251 | unsigned int fls_ulong(unsigned long x) | |
252 | { | |
253 | #if (CAA_BITS_PER_LONG == 32) | |
254 | return fls_u32(x); | |
255 | #else | |
256 | return fls_u64(x); | |
257 | #endif | |
258 | } | |
259 | ||
260 | /* | |
261 | * Return the minimum order for which x <= (1UL << order). | |
262 | * Return -1 if x is 0. | |
263 | */ | |
264 | int get_count_order_u32(uint32_t x) | |
265 | { | |
266 | if (!x) | |
267 | return -1; | |
268 | ||
269 | return fls_u32(x - 1); | |
270 | } | |
271 | ||
272 | /* | |
273 | * Return the minimum order for which x <= (1UL << order). | |
274 | * Return -1 if x is 0. | |
275 | */ | |
276 | int get_count_order_u64(uint64_t x) | |
277 | { | |
278 | if (!x) | |
279 | return -1; | |
280 | ||
281 | return fls_u64(x - 1); | |
282 | } | |
283 | ||
284 | /* | |
285 | * Return the minimum order for which x <= (1UL << order). | |
286 | * Return -1 if x is 0. | |
287 | */ | |
288 | int get_count_order_ulong(unsigned long x) | |
289 | { | |
290 | if (!x) | |
291 | return -1; | |
292 | ||
293 | return fls_ulong(x - 1); | |
294 | } | |
b9dfb167 | 295 | |
4fd2697f FD |
296 | const char *get_event_type_str(enum lttng_event_type type) |
297 | { | |
298 | const char *str_event_type; | |
299 | ||
300 | switch (type) { | |
301 | case LTTNG_EVENT_ALL: | |
302 | str_event_type = str_all; | |
303 | break; | |
304 | case LTTNG_EVENT_TRACEPOINT: | |
305 | str_event_type = str_tracepoint; | |
306 | break; | |
307 | case LTTNG_EVENT_SYSCALL: | |
308 | str_event_type = str_syscall; | |
309 | break; | |
310 | case LTTNG_EVENT_PROBE: | |
311 | str_event_type = str_probe; | |
312 | break; | |
313 | case LTTNG_EVENT_USERSPACE_PROBE: | |
314 | str_event_type = str_userspace_probe; | |
315 | break; | |
316 | case LTTNG_EVENT_FUNCTION: | |
317 | str_event_type = str_function; | |
318 | break; | |
319 | default: | |
320 | /* Should not have an unknown event type or else define it. */ | |
321 | assert(0); | |
322 | } | |
323 | ||
324 | return str_event_type; | |
325 | } | |
326 | ||
8960e9cd DG |
327 | /* |
328 | * Spawn a lttng relayd daemon by forking and execv. | |
329 | */ | |
330 | int spawn_relayd(const char *pathname, int port) | |
331 | { | |
332 | int ret = 0; | |
333 | pid_t pid; | |
334 | char url[255]; | |
335 | ||
336 | if (!port) { | |
337 | port = DEFAULT_NETWORK_VIEWER_PORT; | |
338 | } | |
339 | ||
340 | ret = snprintf(url, sizeof(url), "tcp://localhost:%d", port); | |
341 | if (ret < 0) { | |
342 | goto end; | |
343 | } | |
344 | ||
345 | MSG("Spawning a relayd daemon"); | |
346 | pid = fork(); | |
347 | if (pid == 0) { | |
348 | /* | |
349 | * Spawn session daemon and tell | |
350 | * it to signal us when ready. | |
351 | */ | |
352 | execlp(pathname, "lttng-relayd", "-L", url, NULL); | |
353 | /* execlp only returns if error happened */ | |
354 | if (errno == ENOENT) { | |
355 | ERR("No relayd found. Use --relayd-path."); | |
356 | } else { | |
6f04ed72 | 357 | PERROR("execlp"); |
8960e9cd DG |
358 | } |
359 | kill(getppid(), SIGTERM); /* wake parent */ | |
360 | exit(EXIT_FAILURE); | |
361 | } else if (pid > 0) { | |
362 | goto end; | |
363 | } else { | |
6f04ed72 | 364 | PERROR("fork"); |
8960e9cd DG |
365 | ret = -1; |
366 | goto end; | |
367 | } | |
368 | ||
369 | end: | |
370 | return ret; | |
371 | } | |
372 | ||
373 | /* | |
374 | * Check if relayd is alive. | |
375 | * | |
376 | * Return 1 if found else 0 if NOT found. Negative value on error. | |
377 | */ | |
378 | int check_relayd(void) | |
379 | { | |
380 | int ret, fd; | |
381 | struct sockaddr_in sin; | |
382 | ||
383 | fd = socket(AF_INET, SOCK_STREAM, 0); | |
384 | if (fd < 0) { | |
6f04ed72 | 385 | PERROR("socket check relayd"); |
dd02a4c1 DG |
386 | ret = -1; |
387 | goto error_socket; | |
8960e9cd DG |
388 | } |
389 | ||
390 | sin.sin_family = AF_INET; | |
391 | sin.sin_port = htons(DEFAULT_NETWORK_VIEWER_PORT); | |
392 | ret = inet_pton(sin.sin_family, "127.0.0.1", &sin.sin_addr); | |
393 | if (ret < 1) { | |
6f04ed72 | 394 | PERROR("inet_pton check relayd"); |
dd02a4c1 | 395 | ret = -1; |
8960e9cd DG |
396 | goto error; |
397 | } | |
398 | ||
399 | /* | |
400 | * A successful connect means the relayd exists thus returning 0 else a | |
401 | * negative value means it does NOT exists. | |
402 | */ | |
56efeab3 | 403 | ret = connect(fd, (struct sockaddr *) &sin, sizeof(sin)); |
8960e9cd DG |
404 | if (ret < 0) { |
405 | /* Not found. */ | |
406 | ret = 0; | |
407 | } else { | |
408 | /* Already spawned. */ | |
409 | ret = 1; | |
410 | } | |
411 | ||
8960e9cd | 412 | error: |
dd02a4c1 | 413 | if (close(fd) < 0) { |
6f04ed72 | 414 | PERROR("close relayd fd"); |
dd02a4c1 DG |
415 | } |
416 | error_socket: | |
417 | return ret; | |
8960e9cd | 418 | } |
3ecec76a | 419 | |
3533d06b JG |
420 | int print_missing_or_multiple_domains(unsigned int domain_count, |
421 | bool include_agent_domains) | |
3ecec76a PP |
422 | { |
423 | int ret = 0; | |
424 | ||
3533d06b JG |
425 | if (domain_count == 0) { |
426 | ERR("Please specify a domain (--kernel/--userspace%s).", | |
427 | include_agent_domains ? | |
428 | "/--jul/--log4j/--python" : | |
429 | ""); | |
3ecec76a | 430 | ret = -1; |
3533d06b JG |
431 | } else if (domain_count > 1) { |
432 | ERR("Only one domain must be specified."); | |
3ecec76a PP |
433 | ret = -1; |
434 | } | |
435 | ||
436 | return ret; | |
437 | } | |
20fb9e02 JD |
438 | |
439 | /* | |
440 | * Get the discarded events and lost packet counts. | |
441 | */ | |
442 | void print_session_stats(const char *session_name) | |
443 | { | |
58f237ca JG |
444 | char *str; |
445 | const int ret = get_session_stats_str(session_name, &str); | |
446 | ||
447 | if (ret >= 0 && str) { | |
448 | MSG("%s", str); | |
449 | free(str); | |
450 | } | |
451 | } | |
452 | ||
453 | int get_session_stats_str(const char *session_name, char **out_str) | |
454 | { | |
455 | int count, nb_domains, domain_idx, channel_idx, session_idx, ret; | |
20fb9e02 JD |
456 | struct lttng_domain *domains; |
457 | struct lttng_channel *channels; | |
3e8f2238 JG |
458 | uint64_t discarded_events_total = 0, lost_packets_total = 0; |
459 | struct lttng_session *sessions = NULL; | |
460 | const struct lttng_session *selected_session = NULL; | |
58f237ca JG |
461 | char *stats_str = NULL; |
462 | bool print_discarded_events = false, print_lost_packets = false; | |
3e8f2238 JG |
463 | |
464 | count = lttng_list_sessions(&sessions); | |
465 | if (count < 1) { | |
466 | ERR("Failed to retrieve session descriptions while printing session statistics."); | |
58f237ca | 467 | ret = -1; |
3e8f2238 JG |
468 | goto end; |
469 | } | |
470 | ||
471 | /* Identify the currently-selected sessions. */ | |
472 | for (session_idx = 0; session_idx < count; session_idx++) { | |
473 | if (!strcmp(session_name, sessions[session_idx].name)) { | |
474 | selected_session = &sessions[session_idx]; | |
475 | break; | |
476 | } | |
477 | } | |
478 | if (!selected_session) { | |
479 | ERR("Failed to retrieve session \"%s\" description while printing session statistics.", session_name); | |
58f237ca | 480 | ret = -1; |
3e8f2238 JG |
481 | goto end; |
482 | } | |
20fb9e02 JD |
483 | |
484 | nb_domains = lttng_list_domains(session_name, &domains); | |
485 | if (nb_domains < 0) { | |
58f237ca | 486 | ret = -1; |
20fb9e02 JD |
487 | goto end; |
488 | } | |
489 | for (domain_idx = 0; domain_idx < nb_domains; domain_idx++) { | |
490 | struct lttng_handle *handle = lttng_create_handle(session_name, | |
491 | &domains[domain_idx]); | |
492 | ||
493 | if (!handle) { | |
3e8f2238 | 494 | ERR("Failed to create session handle while printing session statistics."); |
58f237ca | 495 | ret = -1; |
20fb9e02 JD |
496 | goto end; |
497 | } | |
498 | ||
499 | count = lttng_list_channels(handle, &channels); | |
500 | for (channel_idx = 0; channel_idx < count; channel_idx++) { | |
3e8f2238 | 501 | uint64_t discarded_events = 0, lost_packets = 0; |
20fb9e02 JD |
502 | struct lttng_channel *channel = &channels[channel_idx]; |
503 | ||
504 | ret = lttng_channel_get_discarded_event_count(channel, | |
3e8f2238 | 505 | &discarded_events); |
20fb9e02 JD |
506 | if (ret) { |
507 | ERR("Failed to retrieve discarded event count from channel %s", | |
508 | channel->name); | |
509 | } | |
510 | ||
511 | ret = lttng_channel_get_lost_packet_count(channel, | |
3e8f2238 | 512 | &lost_packets); |
20fb9e02 JD |
513 | if (ret) { |
514 | ERR("Failed to retrieve lost packet count from channel %s", | |
515 | channel->name); | |
516 | } | |
517 | ||
3e8f2238 JG |
518 | discarded_events_total += discarded_events; |
519 | lost_packets_total += lost_packets; | |
20fb9e02 JD |
520 | } |
521 | lttng_destroy_handle(handle); | |
522 | } | |
58f237ca JG |
523 | |
524 | print_discarded_events = discarded_events_total > 0 && | |
525 | !selected_session->snapshot_mode; | |
526 | print_lost_packets = lost_packets_total > 0 && | |
527 | !selected_session->snapshot_mode; | |
528 | ||
529 | if (print_discarded_events && print_lost_packets) { | |
530 | ret = asprintf(&stats_str, | |
531 | "Warning: %" PRIu64 | |
532 | " events were discarded and %" PRIu64 | |
533 | " packets were lost, please refer to " | |
534 | "the documentation on channel configuration.", | |
535 | discarded_events_total, lost_packets_total); | |
536 | } else if (print_discarded_events) { | |
537 | ret = asprintf(&stats_str, | |
538 | "Warning: %" PRIu64 | |
539 | " events were discarded, please refer to " | |
20fb9e02 | 540 | "the documentation on channel configuration.", |
3e8f2238 | 541 | discarded_events_total); |
58f237ca JG |
542 | } else if (print_lost_packets) { |
543 | ret = asprintf(&stats_str, | |
544 | "Warning: %" PRIu64 | |
545 | " packets were lost, please refer to " | |
20fb9e02 | 546 | "the documentation on channel configuration.", |
3e8f2238 | 547 | lost_packets_total); |
58f237ca JG |
548 | } else { |
549 | ret = 0; | |
20fb9e02 JD |
550 | } |
551 | ||
58f237ca JG |
552 | if (ret < 0) { |
553 | ERR("Failed to format lost packet and discarded events statistics"); | |
554 | } else { | |
555 | *out_str = stats_str; | |
556 | ret = 0; | |
557 | } | |
20fb9e02 | 558 | end: |
3e8f2238 | 559 | free(sessions); |
58f237ca | 560 | return ret; |
20fb9e02 | 561 | } |
4ba92f18 | 562 | |
4fc83d94 | 563 | int show_cmd_help(const char *cmd_name, const char *help_msg) |
4ba92f18 PP |
564 | { |
565 | int ret; | |
566 | char page_name[32]; | |
567 | ||
568 | ret = sprintf(page_name, "lttng-%s", cmd_name); | |
569 | assert(ret > 0 && ret < 32); | |
4fc83d94 PP |
570 | ret = utils_show_help(1, page_name, help_msg); |
571 | if (ret && !help_msg) { | |
572 | ERR("Cannot view man page `lttng-%s(1)`", cmd_name); | |
573 | perror("exec"); | |
574 | } | |
4ba92f18 | 575 | |
4fc83d94 | 576 | return ret; |
4ba92f18 | 577 | } |
bbbfd849 JG |
578 | |
579 | int print_trace_archive_location( | |
580 | const struct lttng_trace_archive_location *location, | |
581 | const char *session_name) | |
582 | { | |
583 | int ret = 0; | |
584 | enum lttng_trace_archive_location_type location_type; | |
585 | enum lttng_trace_archive_location_status status; | |
586 | bool printed_location = false; | |
587 | ||
588 | location_type = lttng_trace_archive_location_get_type(location); | |
589 | ||
590 | _MSG("Trace chunk archive for session %s is now readable", | |
591 | session_name); | |
592 | switch (location_type) { | |
593 | case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_LOCAL: | |
594 | { | |
595 | const char *absolute_path; | |
596 | ||
597 | status = lttng_trace_archive_location_local_get_absolute_path( | |
598 | location, &absolute_path); | |
599 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
600 | ret = -1; | |
601 | goto end; | |
602 | } | |
603 | MSG(" at %s", absolute_path); | |
604 | printed_location = true; | |
605 | break; | |
606 | } | |
607 | case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_RELAY: | |
608 | { | |
609 | uint16_t control_port, data_port; | |
610 | const char *host, *relative_path, *protocol_str; | |
611 | enum lttng_trace_archive_location_relay_protocol_type protocol; | |
612 | ||
613 | /* Fetch all relay location parameters. */ | |
614 | status = lttng_trace_archive_location_relay_get_protocol_type( | |
615 | location, &protocol); | |
616 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
617 | ret = -1; | |
618 | goto end; | |
619 | } | |
620 | ||
621 | status = lttng_trace_archive_location_relay_get_host( | |
622 | location, &host); | |
623 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
624 | ret = -1; | |
625 | goto end; | |
626 | } | |
627 | ||
628 | status = lttng_trace_archive_location_relay_get_control_port( | |
629 | location, &control_port); | |
630 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
631 | ret = -1; | |
632 | goto end; | |
633 | } | |
634 | ||
635 | status = lttng_trace_archive_location_relay_get_data_port( | |
636 | location, &data_port); | |
637 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
638 | ret = -1; | |
639 | goto end; | |
640 | } | |
641 | ||
642 | status = lttng_trace_archive_location_relay_get_relative_path( | |
643 | location, &relative_path); | |
644 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
645 | ret = -1; | |
646 | goto end; | |
647 | } | |
648 | ||
649 | switch (protocol) { | |
650 | case LTTNG_TRACE_ARCHIVE_LOCATION_RELAY_PROTOCOL_TYPE_TCP: | |
651 | protocol_str = "tcp"; | |
652 | break; | |
653 | default: | |
654 | protocol_str = "unknown"; | |
655 | break; | |
656 | } | |
657 | ||
658 | MSG(" on relay %s://%s/%s [control port %" PRIu16 ", data port %" | |
659 | PRIu16 "]", protocol_str, host, | |
660 | relative_path, control_port, data_port); | |
661 | printed_location = true; | |
662 | break; | |
663 | } | |
664 | default: | |
665 | break; | |
666 | } | |
667 | end: | |
668 | if (!printed_location) { | |
669 | MSG(" at an unknown location"); | |
670 | } | |
671 | return ret; | |
672 | } |