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 | * | |
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. | |
16 | */ | |
17 | ||
6c1c0768 | 18 | #define _LGPL_SOURCE |
b9dfb167 | 19 | #include <assert.h> |
f3ed775e | 20 | #include <stdlib.h> |
679b4943 | 21 | #include <ctype.h> |
3badf2bf | 22 | #include <limits.h> |
8960e9cd DG |
23 | #include <sys/types.h> |
24 | #include <sys/socket.h> | |
25 | #include <signal.h> | |
26 | #include <netinet/in.h> | |
27 | #include <arpa/inet.h> | |
20fb9e02 | 28 | #include <inttypes.h> |
4ba92f18 | 29 | #include <unistd.h> |
f3ed775e | 30 | |
db758600 | 31 | #include <common/error.h> |
feb0f3e5 | 32 | #include <common/utils.h> |
4ba92f18 | 33 | #include <common/defaults.h> |
f3ed775e | 34 | |
beb8c75a | 35 | #include "conf.h" |
679b4943 | 36 | #include "utils.h" |
3c9bd23c | 37 | #include "command.h" |
f3ed775e | 38 | |
b9dfb167 DG |
39 | static const char *str_kernel = "Kernel"; |
40 | static const char *str_ust = "UST"; | |
41 | static const char *str_jul = "JUL"; | |
5cdb6027 | 42 | static const char *str_log4j = "LOG4J"; |
0e115563 | 43 | static const char *str_python = "Python"; |
4fd2697f FD |
44 | static const char *str_all = "ALL"; |
45 | static const char *str_tracepoint = "Tracepoint"; | |
46 | static const char *str_syscall = "Syscall"; | |
47 | static const char *str_probe = "Probe"; | |
48 | static const char *str_userspace_probe = "Userspace Probe"; | |
49 | static const char *str_function = "Function"; | |
b9dfb167 | 50 | |
1dac0189 PPM |
51 | static |
52 | char *_get_session_name(int quiet) | |
f3ed775e | 53 | { |
d238c88d JG |
54 | const char *path; |
55 | char *session_name = NULL; | |
f3ed775e DG |
56 | |
57 | /* Get path to config file */ | |
feb0f3e5 | 58 | path = utils_get_home_dir(); |
f3ed775e DG |
59 | if (path == NULL) { |
60 | goto error; | |
61 | } | |
62 | ||
63 | /* Get session name from config */ | |
1dac0189 PPM |
64 | session_name = quiet ? config_read_session_name_quiet(path) : |
65 | config_read_session_name(path); | |
f3ed775e | 66 | if (session_name == NULL) { |
58a97671 | 67 | goto error; |
f3ed775e DG |
68 | } |
69 | ||
3183dbb0 | 70 | DBG2("Config file path found: %s", path); |
cd80958d | 71 | DBG("Session name found: %s", session_name); |
f3ed775e | 72 | return session_name; |
3183dbb0 DG |
73 | |
74 | error: | |
75 | return NULL; | |
f3ed775e | 76 | } |
679b4943 | 77 | |
1dac0189 PPM |
78 | /* |
79 | * get_session_name | |
80 | * | |
81 | * Return allocated string with the session name found in the config | |
82 | * directory. | |
83 | */ | |
84 | char *get_session_name(void) | |
85 | { | |
86 | return _get_session_name(0); | |
87 | } | |
88 | ||
89 | /* | |
90 | * get_session_name_quiet (no warnings/errors emitted) | |
91 | * | |
92 | * Return allocated string with the session name found in the config | |
93 | * directory. | |
94 | */ | |
95 | char *get_session_name_quiet(void) | |
96 | { | |
97 | return _get_session_name(1); | |
98 | } | |
99 | ||
3c9bd23c SM |
100 | /* |
101 | * list_commands | |
102 | * | |
103 | * List commands line by line. This is mostly for bash auto completion and to | |
104 | * avoid difficult parsing. | |
105 | */ | |
106 | void list_commands(struct cmd_struct *commands, FILE *ofp) | |
107 | { | |
108 | int i = 0; | |
109 | struct cmd_struct *cmd = NULL; | |
110 | ||
111 | cmd = &commands[i]; | |
112 | while (cmd->name != NULL) { | |
113 | fprintf(ofp, "%s\n", cmd->name); | |
114 | i++; | |
115 | cmd = &commands[i]; | |
116 | } | |
117 | } | |
679b4943 SM |
118 | |
119 | /* | |
120 | * list_cmd_options | |
121 | * | |
122 | * Prints a simple list of the options available to a command. This is intended | |
123 | * to be easily parsed for bash completion. | |
124 | */ | |
125 | void list_cmd_options(FILE *ofp, struct poptOption *options) | |
126 | { | |
127 | int i; | |
128 | struct poptOption *option = NULL; | |
129 | ||
130 | for (i = 0; options[i].longName != NULL; i++) { | |
131 | option = &options[i]; | |
132 | ||
133 | fprintf(ofp, "--%s\n", option->longName); | |
134 | ||
135 | if (isprint(option->shortName)) { | |
136 | fprintf(ofp, "-%c\n", option->shortName); | |
137 | } | |
138 | } | |
139 | } | |
8ce58bad MD |
140 | |
141 | /* | |
142 | * fls: returns the position of the most significant bit. | |
143 | * Returns 0 if no bit is set, else returns the position of the most | |
144 | * significant bit (from 1 to 32 on 32-bit, from 1 to 64 on 64-bit). | |
145 | */ | |
146 | #if defined(__i386) || defined(__x86_64) | |
147 | static inline | |
148 | unsigned int fls_u32(uint32_t x) | |
149 | { | |
150 | int r; | |
151 | ||
152 | asm("bsrl %1,%0\n\t" | |
153 | "jnz 1f\n\t" | |
154 | "movl $-1,%0\n\t" | |
155 | "1:\n\t" | |
156 | : "=r" (r) : "rm" (x)); | |
157 | return r + 1; | |
158 | } | |
159 | #define HAS_FLS_U32 | |
160 | #endif | |
161 | ||
162 | #if defined(__x86_64) | |
163 | static inline | |
164 | unsigned int fls_u64(uint64_t x) | |
165 | { | |
166 | long r; | |
167 | ||
168 | asm("bsrq %1,%0\n\t" | |
169 | "jnz 1f\n\t" | |
170 | "movq $-1,%0\n\t" | |
171 | "1:\n\t" | |
172 | : "=r" (r) : "rm" (x)); | |
173 | return r + 1; | |
174 | } | |
175 | #define HAS_FLS_U64 | |
176 | #endif | |
177 | ||
178 | #ifndef HAS_FLS_U64 | |
179 | static __attribute__((unused)) | |
180 | unsigned int fls_u64(uint64_t x) | |
181 | { | |
182 | unsigned int r = 64; | |
183 | ||
184 | if (!x) | |
185 | return 0; | |
186 | ||
187 | if (!(x & 0xFFFFFFFF00000000ULL)) { | |
188 | x <<= 32; | |
189 | r -= 32; | |
190 | } | |
191 | if (!(x & 0xFFFF000000000000ULL)) { | |
192 | x <<= 16; | |
193 | r -= 16; | |
194 | } | |
195 | if (!(x & 0xFF00000000000000ULL)) { | |
196 | x <<= 8; | |
197 | r -= 8; | |
198 | } | |
199 | if (!(x & 0xF000000000000000ULL)) { | |
200 | x <<= 4; | |
201 | r -= 4; | |
202 | } | |
203 | if (!(x & 0xC000000000000000ULL)) { | |
204 | x <<= 2; | |
205 | r -= 2; | |
206 | } | |
207 | if (!(x & 0x8000000000000000ULL)) { | |
208 | x <<= 1; | |
209 | r -= 1; | |
210 | } | |
211 | return r; | |
212 | } | |
213 | #endif | |
214 | ||
215 | #ifndef HAS_FLS_U32 | |
216 | static __attribute__((unused)) | |
217 | unsigned int fls_u32(uint32_t x) | |
218 | { | |
219 | unsigned int r = 32; | |
220 | ||
221 | if (!x) | |
222 | return 0; | |
223 | if (!(x & 0xFFFF0000U)) { | |
224 | x <<= 16; | |
225 | r -= 16; | |
226 | } | |
227 | if (!(x & 0xFF000000U)) { | |
228 | x <<= 8; | |
229 | r -= 8; | |
230 | } | |
231 | if (!(x & 0xF0000000U)) { | |
232 | x <<= 4; | |
233 | r -= 4; | |
234 | } | |
235 | if (!(x & 0xC0000000U)) { | |
236 | x <<= 2; | |
237 | r -= 2; | |
238 | } | |
239 | if (!(x & 0x80000000U)) { | |
240 | x <<= 1; | |
241 | r -= 1; | |
242 | } | |
243 | return r; | |
244 | } | |
245 | #endif | |
246 | ||
247 | static | |
248 | unsigned int fls_ulong(unsigned long x) | |
249 | { | |
250 | #if (CAA_BITS_PER_LONG == 32) | |
251 | return fls_u32(x); | |
252 | #else | |
253 | return fls_u64(x); | |
254 | #endif | |
255 | } | |
256 | ||
257 | /* | |
258 | * Return the minimum order for which x <= (1UL << order). | |
259 | * Return -1 if x is 0. | |
260 | */ | |
261 | int get_count_order_u32(uint32_t x) | |
262 | { | |
263 | if (!x) | |
264 | return -1; | |
265 | ||
266 | return fls_u32(x - 1); | |
267 | } | |
268 | ||
269 | /* | |
270 | * Return the minimum order for which x <= (1UL << order). | |
271 | * Return -1 if x is 0. | |
272 | */ | |
273 | int get_count_order_u64(uint64_t x) | |
274 | { | |
275 | if (!x) | |
276 | return -1; | |
277 | ||
278 | return fls_u64(x - 1); | |
279 | } | |
280 | ||
281 | /* | |
282 | * Return the minimum order for which x <= (1UL << order). | |
283 | * Return -1 if x is 0. | |
284 | */ | |
285 | int get_count_order_ulong(unsigned long x) | |
286 | { | |
287 | if (!x) | |
288 | return -1; | |
289 | ||
290 | return fls_ulong(x - 1); | |
291 | } | |
b9dfb167 DG |
292 | |
293 | const char *get_domain_str(enum lttng_domain_type domain) | |
294 | { | |
295 | const char *str_dom; | |
296 | ||
297 | switch (domain) { | |
298 | case LTTNG_DOMAIN_KERNEL: | |
299 | str_dom = str_kernel; | |
300 | break; | |
301 | case LTTNG_DOMAIN_UST: | |
302 | str_dom = str_ust; | |
303 | break; | |
304 | case LTTNG_DOMAIN_JUL: | |
305 | str_dom = str_jul; | |
306 | break; | |
5cdb6027 DG |
307 | case LTTNG_DOMAIN_LOG4J: |
308 | str_dom = str_log4j; | |
309 | break; | |
0e115563 DG |
310 | case LTTNG_DOMAIN_PYTHON: |
311 | str_dom = str_python; | |
312 | break; | |
b9dfb167 DG |
313 | default: |
314 | /* Should not have an unknown domain or else define it. */ | |
315 | assert(0); | |
316 | } | |
317 | ||
318 | return str_dom; | |
319 | } | |
8960e9cd | 320 | |
4fd2697f FD |
321 | const char *get_event_type_str(enum lttng_event_type type) |
322 | { | |
323 | const char *str_event_type; | |
324 | ||
325 | switch (type) { | |
326 | case LTTNG_EVENT_ALL: | |
327 | str_event_type = str_all; | |
328 | break; | |
329 | case LTTNG_EVENT_TRACEPOINT: | |
330 | str_event_type = str_tracepoint; | |
331 | break; | |
332 | case LTTNG_EVENT_SYSCALL: | |
333 | str_event_type = str_syscall; | |
334 | break; | |
335 | case LTTNG_EVENT_PROBE: | |
336 | str_event_type = str_probe; | |
337 | break; | |
338 | case LTTNG_EVENT_USERSPACE_PROBE: | |
339 | str_event_type = str_userspace_probe; | |
340 | break; | |
341 | case LTTNG_EVENT_FUNCTION: | |
342 | str_event_type = str_function; | |
343 | break; | |
344 | default: | |
345 | /* Should not have an unknown event type or else define it. */ | |
346 | assert(0); | |
347 | } | |
348 | ||
349 | return str_event_type; | |
350 | } | |
351 | ||
8960e9cd DG |
352 | /* |
353 | * Spawn a lttng relayd daemon by forking and execv. | |
354 | */ | |
355 | int spawn_relayd(const char *pathname, int port) | |
356 | { | |
357 | int ret = 0; | |
358 | pid_t pid; | |
359 | char url[255]; | |
360 | ||
361 | if (!port) { | |
362 | port = DEFAULT_NETWORK_VIEWER_PORT; | |
363 | } | |
364 | ||
365 | ret = snprintf(url, sizeof(url), "tcp://localhost:%d", port); | |
366 | if (ret < 0) { | |
367 | goto end; | |
368 | } | |
369 | ||
370 | MSG("Spawning a relayd daemon"); | |
371 | pid = fork(); | |
372 | if (pid == 0) { | |
373 | /* | |
374 | * Spawn session daemon and tell | |
375 | * it to signal us when ready. | |
376 | */ | |
377 | execlp(pathname, "lttng-relayd", "-L", url, NULL); | |
378 | /* execlp only returns if error happened */ | |
379 | if (errno == ENOENT) { | |
380 | ERR("No relayd found. Use --relayd-path."); | |
381 | } else { | |
6f04ed72 | 382 | PERROR("execlp"); |
8960e9cd DG |
383 | } |
384 | kill(getppid(), SIGTERM); /* wake parent */ | |
385 | exit(EXIT_FAILURE); | |
386 | } else if (pid > 0) { | |
387 | goto end; | |
388 | } else { | |
6f04ed72 | 389 | PERROR("fork"); |
8960e9cd DG |
390 | ret = -1; |
391 | goto end; | |
392 | } | |
393 | ||
394 | end: | |
395 | return ret; | |
396 | } | |
397 | ||
398 | /* | |
399 | * Check if relayd is alive. | |
400 | * | |
401 | * Return 1 if found else 0 if NOT found. Negative value on error. | |
402 | */ | |
403 | int check_relayd(void) | |
404 | { | |
405 | int ret, fd; | |
406 | struct sockaddr_in sin; | |
407 | ||
408 | fd = socket(AF_INET, SOCK_STREAM, 0); | |
409 | if (fd < 0) { | |
6f04ed72 | 410 | PERROR("socket check relayd"); |
dd02a4c1 DG |
411 | ret = -1; |
412 | goto error_socket; | |
8960e9cd DG |
413 | } |
414 | ||
415 | sin.sin_family = AF_INET; | |
416 | sin.sin_port = htons(DEFAULT_NETWORK_VIEWER_PORT); | |
417 | ret = inet_pton(sin.sin_family, "127.0.0.1", &sin.sin_addr); | |
418 | if (ret < 1) { | |
6f04ed72 | 419 | PERROR("inet_pton check relayd"); |
dd02a4c1 | 420 | ret = -1; |
8960e9cd DG |
421 | goto error; |
422 | } | |
423 | ||
424 | /* | |
425 | * A successful connect means the relayd exists thus returning 0 else a | |
426 | * negative value means it does NOT exists. | |
427 | */ | |
56efeab3 | 428 | ret = connect(fd, (struct sockaddr *) &sin, sizeof(sin)); |
8960e9cd DG |
429 | if (ret < 0) { |
430 | /* Not found. */ | |
431 | ret = 0; | |
432 | } else { | |
433 | /* Already spawned. */ | |
434 | ret = 1; | |
435 | } | |
436 | ||
8960e9cd | 437 | error: |
dd02a4c1 | 438 | if (close(fd) < 0) { |
6f04ed72 | 439 | PERROR("close relayd fd"); |
dd02a4c1 DG |
440 | } |
441 | error_socket: | |
442 | return ret; | |
8960e9cd | 443 | } |
3ecec76a | 444 | |
bf190097 JG |
445 | int print_missing_or_multiple_domains(unsigned int domain_count, |
446 | bool include_agent_domains) | |
3ecec76a PP |
447 | { |
448 | int ret = 0; | |
449 | ||
bf190097 JG |
450 | if (domain_count == 0) { |
451 | ERR("Please specify a domain (--kernel/--userspace%s).", | |
452 | include_agent_domains ? | |
453 | "/--jul/--log4j/--python" : | |
454 | ""); | |
3ecec76a | 455 | ret = -1; |
bf190097 JG |
456 | } else if (domain_count > 1) { |
457 | ERR("Only one domain must be specified."); | |
3ecec76a PP |
458 | ret = -1; |
459 | } | |
460 | ||
461 | return ret; | |
462 | } | |
20fb9e02 JD |
463 | |
464 | /* | |
465 | * Get the discarded events and lost packet counts. | |
466 | */ | |
467 | void print_session_stats(const char *session_name) | |
468 | { | |
d316866a JG |
469 | char *str; |
470 | const int ret = get_session_stats_str(session_name, &str); | |
471 | ||
472 | if (ret >= 0 && str) { | |
473 | MSG("%s", str); | |
474 | free(str); | |
475 | } | |
476 | } | |
477 | ||
478 | int get_session_stats_str(const char *session_name, char **out_str) | |
479 | { | |
480 | int count, nb_domains, domain_idx, channel_idx, session_idx, ret; | |
20fb9e02 JD |
481 | struct lttng_domain *domains; |
482 | struct lttng_channel *channels; | |
3e8f2238 JG |
483 | uint64_t discarded_events_total = 0, lost_packets_total = 0; |
484 | struct lttng_session *sessions = NULL; | |
485 | const struct lttng_session *selected_session = NULL; | |
d316866a JG |
486 | char *stats_str = NULL; |
487 | bool print_discarded_events = false, print_lost_packets = false; | |
3e8f2238 JG |
488 | |
489 | count = lttng_list_sessions(&sessions); | |
490 | if (count < 1) { | |
491 | ERR("Failed to retrieve session descriptions while printing session statistics."); | |
d316866a | 492 | ret = -1; |
3e8f2238 JG |
493 | goto end; |
494 | } | |
495 | ||
496 | /* Identify the currently-selected sessions. */ | |
497 | for (session_idx = 0; session_idx < count; session_idx++) { | |
498 | if (!strcmp(session_name, sessions[session_idx].name)) { | |
499 | selected_session = &sessions[session_idx]; | |
500 | break; | |
501 | } | |
502 | } | |
503 | if (!selected_session) { | |
504 | ERR("Failed to retrieve session \"%s\" description while printing session statistics.", session_name); | |
d316866a | 505 | ret = -1; |
3e8f2238 JG |
506 | goto end; |
507 | } | |
20fb9e02 JD |
508 | |
509 | nb_domains = lttng_list_domains(session_name, &domains); | |
510 | if (nb_domains < 0) { | |
d316866a | 511 | ret = -1; |
20fb9e02 JD |
512 | goto end; |
513 | } | |
514 | for (domain_idx = 0; domain_idx < nb_domains; domain_idx++) { | |
515 | struct lttng_handle *handle = lttng_create_handle(session_name, | |
516 | &domains[domain_idx]); | |
517 | ||
518 | if (!handle) { | |
3e8f2238 | 519 | ERR("Failed to create session handle while printing session statistics."); |
d316866a | 520 | ret = -1; |
20fb9e02 JD |
521 | goto end; |
522 | } | |
523 | ||
524 | count = lttng_list_channels(handle, &channels); | |
525 | for (channel_idx = 0; channel_idx < count; channel_idx++) { | |
3e8f2238 | 526 | uint64_t discarded_events = 0, lost_packets = 0; |
20fb9e02 JD |
527 | struct lttng_channel *channel = &channels[channel_idx]; |
528 | ||
529 | ret = lttng_channel_get_discarded_event_count(channel, | |
3e8f2238 | 530 | &discarded_events); |
20fb9e02 JD |
531 | if (ret) { |
532 | ERR("Failed to retrieve discarded event count from channel %s", | |
533 | channel->name); | |
534 | } | |
535 | ||
536 | ret = lttng_channel_get_lost_packet_count(channel, | |
3e8f2238 | 537 | &lost_packets); |
20fb9e02 JD |
538 | if (ret) { |
539 | ERR("Failed to retrieve lost packet count from channel %s", | |
540 | channel->name); | |
541 | } | |
542 | ||
3e8f2238 JG |
543 | discarded_events_total += discarded_events; |
544 | lost_packets_total += lost_packets; | |
20fb9e02 JD |
545 | } |
546 | lttng_destroy_handle(handle); | |
547 | } | |
d316866a JG |
548 | |
549 | print_discarded_events = discarded_events_total > 0 && | |
550 | !selected_session->snapshot_mode; | |
551 | print_lost_packets = lost_packets_total > 0 && | |
552 | !selected_session->snapshot_mode; | |
553 | ||
554 | if (print_discarded_events && print_lost_packets) { | |
555 | ret = asprintf(&stats_str, | |
556 | "Warning: %" PRIu64 | |
557 | " events were discarded and %" PRIu64 | |
558 | " packets were lost, please refer to " | |
559 | "the documentation on channel configuration.", | |
560 | discarded_events_total, lost_packets_total); | |
561 | } else if (print_discarded_events) { | |
562 | ret = asprintf(&stats_str, | |
563 | "Warning: %" PRIu64 | |
564 | " events were discarded, please refer to " | |
20fb9e02 | 565 | "the documentation on channel configuration.", |
3e8f2238 | 566 | discarded_events_total); |
d316866a JG |
567 | } else if (print_lost_packets) { |
568 | ret = asprintf(&stats_str, | |
569 | "Warning: %" PRIu64 | |
570 | " packets were lost, please refer to " | |
20fb9e02 | 571 | "the documentation on channel configuration.", |
3e8f2238 | 572 | lost_packets_total); |
d316866a JG |
573 | } else { |
574 | ret = 0; | |
20fb9e02 JD |
575 | } |
576 | ||
d316866a JG |
577 | if (ret < 0) { |
578 | ERR("Failed to format lost packet and discarded events statistics"); | |
579 | } else { | |
580 | *out_str = stats_str; | |
581 | ret = 0; | |
582 | } | |
20fb9e02 | 583 | end: |
3e8f2238 | 584 | free(sessions); |
d316866a | 585 | return ret; |
20fb9e02 | 586 | } |
4ba92f18 | 587 | |
4fc83d94 | 588 | int show_cmd_help(const char *cmd_name, const char *help_msg) |
4ba92f18 PP |
589 | { |
590 | int ret; | |
591 | char page_name[32]; | |
592 | ||
593 | ret = sprintf(page_name, "lttng-%s", cmd_name); | |
594 | assert(ret > 0 && ret < 32); | |
4fc83d94 PP |
595 | ret = utils_show_help(1, page_name, help_msg); |
596 | if (ret && !help_msg) { | |
597 | ERR("Cannot view man page `lttng-%s(1)`", cmd_name); | |
598 | perror("exec"); | |
599 | } | |
4ba92f18 | 600 | |
4fc83d94 | 601 | return ret; |
4ba92f18 | 602 | } |
8bb32452 JG |
603 | |
604 | int print_trace_archive_location( | |
605 | const struct lttng_trace_archive_location *location, | |
606 | const char *session_name) | |
607 | { | |
608 | int ret = 0; | |
609 | enum lttng_trace_archive_location_type location_type; | |
610 | enum lttng_trace_archive_location_status status; | |
611 | bool printed_location = false; | |
612 | ||
613 | location_type = lttng_trace_archive_location_get_type(location); | |
614 | ||
615 | _MSG("Trace chunk archive for session %s is now readable", | |
616 | session_name); | |
617 | switch (location_type) { | |
618 | case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_LOCAL: | |
619 | { | |
620 | const char *absolute_path; | |
621 | ||
622 | status = lttng_trace_archive_location_local_get_absolute_path( | |
623 | location, &absolute_path); | |
624 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
625 | ret = -1; | |
626 | goto end; | |
627 | } | |
628 | MSG(" at %s", absolute_path); | |
629 | printed_location = true; | |
630 | break; | |
631 | } | |
632 | case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_RELAY: | |
633 | { | |
634 | uint16_t control_port, data_port; | |
635 | const char *host, *relative_path, *protocol_str; | |
636 | enum lttng_trace_archive_location_relay_protocol_type protocol; | |
637 | ||
638 | /* Fetch all relay location parameters. */ | |
639 | status = lttng_trace_archive_location_relay_get_protocol_type( | |
640 | location, &protocol); | |
641 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
642 | ret = -1; | |
643 | goto end; | |
644 | } | |
645 | ||
646 | status = lttng_trace_archive_location_relay_get_host( | |
647 | location, &host); | |
648 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
649 | ret = -1; | |
650 | goto end; | |
651 | } | |
652 | ||
653 | status = lttng_trace_archive_location_relay_get_control_port( | |
654 | location, &control_port); | |
655 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
656 | ret = -1; | |
657 | goto end; | |
658 | } | |
659 | ||
660 | status = lttng_trace_archive_location_relay_get_data_port( | |
661 | location, &data_port); | |
662 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
663 | ret = -1; | |
664 | goto end; | |
665 | } | |
666 | ||
667 | status = lttng_trace_archive_location_relay_get_relative_path( | |
668 | location, &relative_path); | |
669 | if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { | |
670 | ret = -1; | |
671 | goto end; | |
672 | } | |
673 | ||
674 | switch (protocol) { | |
675 | case LTTNG_TRACE_ARCHIVE_LOCATION_RELAY_PROTOCOL_TYPE_TCP: | |
676 | protocol_str = "tcp"; | |
677 | break; | |
678 | default: | |
679 | protocol_str = "unknown"; | |
680 | break; | |
681 | } | |
682 | ||
683 | MSG(" on relay %s://%s/%s [control port %" PRIu16 ", data port %" | |
684 | PRIu16 "]", protocol_str, host, | |
685 | relative_path, control_port, data_port); | |
686 | printed_location = true; | |
687 | break; | |
688 | } | |
689 | default: | |
690 | break; | |
691 | } | |
692 | end: | |
693 | if (!printed_location) { | |
694 | MSG(" at an unknown location"); | |
695 | } | |
696 | return ret; | |
697 | } |