Commit | Line | Data |
---|---|---|
1b368955 | 1 | /* |
9d16b343 | 2 | * Copyright (C) 2013 Julien Desfossez <jdesfossez@efficios.com> |
1b368955 | 3 | * |
9d16b343 | 4 | * SPDX-License-Identifier: GPL-2.0-only |
1b368955 | 5 | * |
1b368955 JD |
6 | */ |
7 | ||
1b368955 JD |
8 | #include <assert.h> |
9 | #include <errno.h> | |
10 | #include <stdio.h> | |
11 | #include <stdlib.h> | |
12 | #include <string.h> | |
13 | #include <unistd.h> | |
389fbf04 | 14 | #include <common/compat/time.h> |
1b368955 JD |
15 | #include <sys/types.h> |
16 | #include <inttypes.h> | |
17 | #include <stdlib.h> | |
18 | #include <sys/socket.h> | |
19 | #include <netinet/in.h> | |
20 | #include <netdb.h> | |
21 | #include <fcntl.h> | |
22 | #include <sys/mman.h> | |
23 | #include <sys/stat.h> | |
24 | ||
25 | #include <tap/tap.h> | |
26 | #include <lttng/lttng.h> | |
27 | ||
28 | #include <urcu/list.h> | |
1b368955 JD |
29 | #include <common/common.h> |
30 | ||
2f8f53af | 31 | #include <bin/lttng-relayd/lttng-viewer-abi.h> |
50adc264 | 32 | #include <common/index/ctf-index.h> |
1b368955 | 33 | |
f263b7fd JD |
34 | #include <common/compat/endian.h> |
35 | ||
1b368955 JD |
36 | #define SESSION1 "test1" |
37 | #define RELAYD_URL "net://localhost" | |
38 | #define LIVE_TIMER 2000000 | |
39 | ||
40 | /* Number of TAP tests in this file */ | |
e22ba966 | 41 | #define NUM_TESTS 11 |
1b368955 JD |
42 | #define mmap_size 524288 |
43 | ||
1b368955 JD |
44 | static int control_sock; |
45 | struct live_session *session; | |
46 | ||
47 | static int first_packet_offset; | |
48 | static int first_packet_len; | |
7409dd34 | 49 | static int first_packet_stream_id = -1; |
1b368955 JD |
50 | |
51 | struct viewer_stream { | |
52 | uint64_t id; | |
53 | uint64_t ctf_trace_id; | |
54 | void *mmap_base; | |
55 | int fd; | |
56 | int metadata_flag; | |
57 | int first_read; | |
58 | char path[PATH_MAX]; | |
59 | }; | |
60 | ||
61 | struct live_session { | |
62 | struct viewer_stream *streams; | |
63 | uint64_t live_timer_interval; | |
64 | uint64_t stream_count; | |
65 | }; | |
66 | ||
10236918 MD |
67 | static |
68 | ssize_t lttng_live_recv(int fd, void *buf, size_t len) | |
69 | { | |
70 | ssize_t ret; | |
71 | size_t copied = 0, to_copy = len; | |
72 | ||
73 | do { | |
74 | ret = recv(fd, buf + copied, to_copy, 0); | |
75 | if (ret > 0) { | |
76 | assert(ret <= to_copy); | |
77 | copied += ret; | |
78 | to_copy -= ret; | |
79 | } | |
80 | } while ((ret > 0 && to_copy > 0) | |
81 | || (ret < 0 && errno == EINTR)); | |
82 | if (ret > 0) | |
83 | ret = copied; | |
84 | /* ret = 0 means orderly shutdown, ret < 0 is error. */ | |
85 | return ret; | |
86 | } | |
87 | ||
88 | static | |
89 | ssize_t lttng_live_send(int fd, const void *buf, size_t len) | |
90 | { | |
91 | ssize_t ret; | |
92 | ||
93 | do { | |
94 | ret = send(fd, buf, len, MSG_NOSIGNAL); | |
95 | } while (ret < 0 && errno == EINTR); | |
96 | return ret; | |
97 | } | |
98 | ||
1b368955 JD |
99 | static |
100 | int connect_viewer(char *hostname) | |
101 | { | |
102 | struct hostent *host; | |
103 | struct sockaddr_in server_addr; | |
104 | int ret; | |
105 | ||
106 | host = gethostbyname(hostname); | |
107 | if (!host) { | |
108 | ret = -1; | |
109 | goto end; | |
110 | } | |
111 | ||
112 | if ((control_sock = socket(AF_INET, SOCK_STREAM, 0)) == -1) { | |
6f04ed72 | 113 | PERROR("Socket"); |
1b368955 JD |
114 | ret = -1; |
115 | goto end; | |
116 | } | |
117 | ||
118 | server_addr.sin_family = AF_INET; | |
119 | server_addr.sin_port = htons(5344); | |
120 | server_addr.sin_addr = *((struct in_addr *) host->h_addr); | |
121 | bzero(&(server_addr.sin_zero), 8); | |
122 | ||
123 | if (connect(control_sock, (struct sockaddr *) &server_addr, | |
124 | sizeof(struct sockaddr)) == -1) { | |
6f04ed72 | 125 | PERROR("Connect"); |
1b368955 JD |
126 | ret = -1; |
127 | goto end; | |
128 | } | |
129 | ||
130 | server_addr.sin_family = AF_INET; | |
131 | server_addr.sin_port = htons(5345); | |
132 | server_addr.sin_addr = *((struct in_addr *) host->h_addr); | |
133 | bzero(&(server_addr.sin_zero), 8); | |
134 | ||
135 | ret = 0; | |
136 | ||
137 | end: | |
138 | return ret; | |
139 | } | |
140 | ||
141 | int establish_connection(void) | |
142 | { | |
143 | struct lttng_viewer_cmd cmd; | |
144 | struct lttng_viewer_connect connect; | |
10236918 | 145 | ssize_t ret_len; |
1b368955 | 146 | |
c4e361a4 | 147 | cmd.cmd = htobe32(LTTNG_VIEWER_CONNECT); |
2dc797f3 JD |
148 | cmd.data_size = htobe64(sizeof(connect)); |
149 | cmd.cmd_version = htobe32(0); | |
1b368955 | 150 | |
dcf5c25e | 151 | memset(&connect, 0, sizeof(connect)); |
1b368955 JD |
152 | connect.major = htobe32(VERSION_MAJOR); |
153 | connect.minor = htobe32(VERSION_MINOR); | |
c4e361a4 | 154 | connect.type = htobe32(LTTNG_VIEWER_CLIENT_COMMAND); |
1b368955 | 155 | |
10236918 MD |
156 | ret_len = lttng_live_send(control_sock, &cmd, sizeof(cmd)); |
157 | if (ret_len < 0) { | |
7409dd34 | 158 | diag("Error sending cmd"); |
1b368955 JD |
159 | goto error; |
160 | } | |
10236918 MD |
161 | ret_len = lttng_live_send(control_sock, &connect, sizeof(connect)); |
162 | if (ret_len < 0) { | |
7409dd34 | 163 | diag("Error sending version"); |
1b368955 JD |
164 | goto error; |
165 | } | |
166 | ||
10236918 MD |
167 | ret_len = lttng_live_recv(control_sock, &connect, sizeof(connect)); |
168 | if (ret_len == 0) { | |
7409dd34 | 169 | diag("[error] Remote side has closed connection"); |
10236918 MD |
170 | goto error; |
171 | } | |
172 | if (ret_len < 0) { | |
7409dd34 | 173 | diag("Error receiving version"); |
1b368955 JD |
174 | goto error; |
175 | } | |
10236918 | 176 | return 0; |
1b368955 JD |
177 | |
178 | error: | |
10236918 | 179 | return -1; |
1b368955 JD |
180 | } |
181 | ||
182 | /* | |
183 | * Returns the number of sessions, should be 1 during the unit test. | |
184 | */ | |
7409dd34 | 185 | int list_sessions(uint64_t *session_id) |
1b368955 JD |
186 | { |
187 | struct lttng_viewer_cmd cmd; | |
188 | struct lttng_viewer_list_sessions list; | |
189 | struct lttng_viewer_session lsession; | |
10236918 MD |
190 | int i; |
191 | ssize_t ret_len; | |
1b368955 JD |
192 | int first_session = 0; |
193 | ||
c4e361a4 | 194 | cmd.cmd = htobe32(LTTNG_VIEWER_LIST_SESSIONS); |
2dc797f3 JD |
195 | cmd.data_size = htobe64(0); |
196 | cmd.cmd_version = htobe32(0); | |
1b368955 | 197 | |
10236918 MD |
198 | ret_len = lttng_live_send(control_sock, &cmd, sizeof(cmd)); |
199 | if (ret_len < 0) { | |
7409dd34 | 200 | diag("Error sending cmd"); |
1b368955 JD |
201 | goto error; |
202 | } | |
203 | ||
10236918 MD |
204 | ret_len = lttng_live_recv(control_sock, &list, sizeof(list)); |
205 | if (ret_len == 0) { | |
7409dd34 | 206 | diag("[error] Remote side has closed connection"); |
10236918 MD |
207 | goto error; |
208 | } | |
209 | if (ret_len < 0) { | |
7409dd34 | 210 | diag("Error receiving session list"); |
1b368955 JD |
211 | goto error; |
212 | } | |
213 | ||
214 | for (i = 0; i < be32toh(list.sessions_count); i++) { | |
10236918 MD |
215 | ret_len = lttng_live_recv(control_sock, &lsession, sizeof(lsession)); |
216 | if (ret_len < 0) { | |
7409dd34 | 217 | diag("Error receiving session"); |
1b368955 JD |
218 | goto error; |
219 | } | |
220 | if (lsession.streams > 0 && first_session <= 0) { | |
221 | first_session = be64toh(lsession.id); | |
222 | *session_id = first_session; | |
223 | } | |
224 | } | |
225 | ||
10236918 | 226 | return be32toh(list.sessions_count); |
1b368955 JD |
227 | |
228 | error: | |
10236918 | 229 | return -1; |
1b368955 JD |
230 | } |
231 | ||
10236918 | 232 | int create_viewer_session(void) |
25b50f8f JD |
233 | { |
234 | struct lttng_viewer_cmd cmd; | |
235 | struct lttng_viewer_create_session_response resp; | |
25b50f8f JD |
236 | ssize_t ret_len; |
237 | ||
238 | cmd.cmd = htobe32(LTTNG_VIEWER_CREATE_SESSION); | |
2dc797f3 JD |
239 | cmd.data_size = htobe64(0); |
240 | cmd.cmd_version = htobe32(0); | |
25b50f8f | 241 | |
10236918 | 242 | ret_len = lttng_live_send(control_sock, &cmd, sizeof(cmd)); |
25b50f8f | 243 | if (ret_len < 0) { |
7409dd34 | 244 | diag("[error] Error sending cmd"); |
25b50f8f JD |
245 | goto error; |
246 | } | |
247 | assert(ret_len == sizeof(cmd)); | |
248 | ||
10236918 MD |
249 | ret_len = lttng_live_recv(control_sock, &resp, sizeof(resp)); |
250 | if (ret_len == 0) { | |
7409dd34 | 251 | diag("[error] Remote side has closed connection"); |
10236918 MD |
252 | goto error; |
253 | } | |
25b50f8f | 254 | if (ret_len < 0) { |
7409dd34 | 255 | diag("[error] Error receiving create session reply"); |
25b50f8f JD |
256 | goto error; |
257 | } | |
258 | assert(ret_len == sizeof(resp)); | |
259 | ||
260 | if (be32toh(resp.status) != LTTNG_VIEWER_CREATE_SESSION_OK) { | |
7409dd34 | 261 | diag("[error] Error creating viewer session"); |
25b50f8f JD |
262 | goto error; |
263 | } | |
10236918 | 264 | return 0; |
25b50f8f JD |
265 | |
266 | error: | |
10236918 | 267 | return -1; |
25b50f8f JD |
268 | } |
269 | ||
7409dd34 | 270 | int attach_session(uint64_t id) |
1b368955 JD |
271 | { |
272 | struct lttng_viewer_cmd cmd; | |
273 | struct lttng_viewer_attach_session_request rq; | |
274 | struct lttng_viewer_attach_session_response rp; | |
275 | struct lttng_viewer_stream stream; | |
10236918 MD |
276 | int i; |
277 | ssize_t ret_len; | |
1b368955 JD |
278 | |
279 | session = zmalloc(sizeof(struct live_session)); | |
280 | if (!session) { | |
1b368955 JD |
281 | goto error; |
282 | } | |
283 | ||
c4e361a4 | 284 | cmd.cmd = htobe32(LTTNG_VIEWER_ATTACH_SESSION); |
2dc797f3 JD |
285 | cmd.data_size = htobe64(sizeof(rq)); |
286 | cmd.cmd_version = htobe32(0); | |
1b368955 | 287 | |
dcf5c25e | 288 | memset(&rq, 0, sizeof(rq)); |
1b368955 | 289 | rq.session_id = htobe64(id); |
c4e361a4 | 290 | rq.seek = htobe32(LTTNG_VIEWER_SEEK_BEGINNING); |
1b368955 | 291 | |
10236918 MD |
292 | ret_len = lttng_live_send(control_sock, &cmd, sizeof(cmd)); |
293 | if (ret_len < 0) { | |
7409dd34 | 294 | diag("Error sending cmd LTTNG_VIEWER_ATTACH_SESSION"); |
1b368955 JD |
295 | goto error; |
296 | } | |
10236918 MD |
297 | ret_len = lttng_live_send(control_sock, &rq, sizeof(rq)); |
298 | if (ret_len < 0) { | |
7409dd34 | 299 | diag("Error sending attach request"); |
1b368955 JD |
300 | goto error; |
301 | } | |
302 | ||
10236918 MD |
303 | ret_len = lttng_live_recv(control_sock, &rp, sizeof(rp)); |
304 | if (ret_len == 0) { | |
7409dd34 | 305 | diag("[error] Remote side has closed connection"); |
10236918 MD |
306 | goto error; |
307 | } | |
308 | if (ret_len < 0) { | |
7409dd34 | 309 | diag("Error receiving attach response"); |
1b368955 JD |
310 | goto error; |
311 | } | |
c4e361a4 | 312 | if (be32toh(rp.status) != LTTNG_VIEWER_ATTACH_OK) { |
10236918 | 313 | goto error; |
1b368955 JD |
314 | } |
315 | ||
316 | session->stream_count = be32toh(rp.streams_count); | |
7409dd34 JG |
317 | if (session->stream_count == 0) { |
318 | diag("Got session stream count == 0"); | |
319 | goto error; | |
320 | } | |
1b368955 JD |
321 | session->streams = zmalloc(session->stream_count * |
322 | sizeof(struct viewer_stream)); | |
323 | if (!session->streams) { | |
1b368955 JD |
324 | goto error; |
325 | } | |
326 | ||
327 | for (i = 0; i < be32toh(rp.streams_count); i++) { | |
10236918 MD |
328 | ret_len = lttng_live_recv(control_sock, &stream, sizeof(stream)); |
329 | if (ret_len == 0) { | |
7409dd34 | 330 | diag("[error] Remote side has closed connection"); |
10236918 MD |
331 | goto error; |
332 | } | |
333 | if (ret_len < 0) { | |
7409dd34 | 334 | diag("Error receiving stream"); |
1b368955 JD |
335 | goto error; |
336 | } | |
337 | session->streams[i].id = be64toh(stream.id); | |
338 | ||
339 | session->streams[i].ctf_trace_id = be64toh(stream.ctf_trace_id); | |
340 | session->streams[i].first_read = 1; | |
7409dd34 JG |
341 | session->streams[i].mmap_base = mmap(NULL, mmap_size, |
342 | PROT_READ | PROT_WRITE, | |
1b368955 JD |
343 | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
344 | if (session->streams[i].mmap_base == MAP_FAILED) { | |
7409dd34 | 345 | diag("mmap error"); |
1b368955 JD |
346 | goto error; |
347 | } | |
348 | ||
349 | if (be32toh(stream.metadata_flag)) { | |
350 | session->streams[i].metadata_flag = 1; | |
351 | } | |
352 | } | |
10236918 | 353 | return session->stream_count; |
1b368955 | 354 | |
1b368955 | 355 | error: |
10236918 | 356 | return -1; |
1b368955 JD |
357 | } |
358 | ||
359 | int get_metadata(void) | |
360 | { | |
361 | struct lttng_viewer_cmd cmd; | |
362 | struct lttng_viewer_get_metadata rq; | |
363 | struct lttng_viewer_metadata_packet rp; | |
10236918 | 364 | ssize_t ret_len; |
1b368955 JD |
365 | int ret; |
366 | uint64_t i; | |
367 | char *data = NULL; | |
368 | uint64_t len = 0; | |
369 | int metadata_stream_id = -1; | |
370 | ||
c4e361a4 | 371 | cmd.cmd = htobe32(LTTNG_VIEWER_GET_METADATA); |
2dc797f3 JD |
372 | cmd.data_size = htobe64(sizeof(rq)); |
373 | cmd.cmd_version = htobe32(0); | |
1b368955 JD |
374 | |
375 | for (i = 0; i < session->stream_count; i++) { | |
376 | if (session->streams[i].metadata_flag) { | |
377 | metadata_stream_id = i; | |
378 | break; | |
379 | } | |
380 | } | |
381 | ||
382 | if (metadata_stream_id < 0) { | |
7409dd34 | 383 | diag("No metadata stream found"); |
1b368955 JD |
384 | goto error; |
385 | } | |
386 | ||
387 | rq.stream_id = htobe64(session->streams[metadata_stream_id].id); | |
388 | ||
a648b489 | 389 | retry: |
10236918 MD |
390 | ret_len = lttng_live_send(control_sock, &cmd, sizeof(cmd)); |
391 | if (ret_len < 0) { | |
7409dd34 | 392 | diag("Error sending cmd"); |
1b368955 JD |
393 | goto error; |
394 | } | |
10236918 MD |
395 | ret_len = lttng_live_send(control_sock, &rq, sizeof(rq)); |
396 | if (ret_len < 0) { | |
7409dd34 | 397 | diag("Error sending get_metadata request"); |
1b368955 JD |
398 | goto error; |
399 | } | |
10236918 MD |
400 | ret_len = lttng_live_recv(control_sock, &rp, sizeof(rp)); |
401 | if (ret_len == 0) { | |
7409dd34 | 402 | diag("[error] Remote side has closed connection"); |
10236918 MD |
403 | goto error; |
404 | } | |
405 | if (ret_len < 0) { | |
7409dd34 | 406 | diag("Error receiving metadata response"); |
1b368955 JD |
407 | goto error; |
408 | } | |
409 | switch (be32toh(rp.status)) { | |
7409dd34 JG |
410 | case LTTNG_VIEWER_METADATA_OK: |
411 | break; | |
412 | case LTTNG_VIEWER_NO_NEW_METADATA: | |
413 | diag("Got LTTNG_VIEWER_NO_NEW_METADATA:"); | |
a648b489 JR |
414 | usleep(50); |
415 | goto retry; | |
7409dd34 JG |
416 | case LTTNG_VIEWER_METADATA_ERR: |
417 | diag("Got LTTNG_VIEWER_METADATA_ERR:"); | |
418 | goto error; | |
419 | default: | |
420 | diag("Got unknown status during LTTNG_VIEWER_GET_METADATA"); | |
421 | goto error; | |
1b368955 JD |
422 | } |
423 | ||
424 | len = be64toh(rp.len); | |
425 | if (len <= 0) { | |
10236918 | 426 | goto error; |
1b368955 JD |
427 | } |
428 | ||
429 | data = zmalloc(len); | |
430 | if (!data) { | |
6f04ed72 | 431 | PERROR("relay data zmalloc"); |
1b368955 JD |
432 | goto error; |
433 | } | |
10236918 MD |
434 | ret_len = lttng_live_recv(control_sock, data, len); |
435 | if (ret_len == 0) { | |
7409dd34 | 436 | diag("[error] Remote side has closed connection"); |
10236918 MD |
437 | goto error_free_data; |
438 | } | |
439 | if (ret_len < 0) { | |
7409dd34 | 440 | diag("Error receiving trace packet"); |
10236918 | 441 | goto error_free_data; |
1b368955 JD |
442 | } |
443 | free(data); | |
10236918 | 444 | ret = len; |
a648b489 | 445 | |
1b368955 | 446 | return ret; |
10236918 MD |
447 | |
448 | error_free_data: | |
449 | free(data); | |
450 | error: | |
451 | return -1; | |
1b368955 JD |
452 | } |
453 | ||
454 | int get_next_index(void) | |
455 | { | |
456 | struct lttng_viewer_cmd cmd; | |
457 | struct lttng_viewer_get_next_index rq; | |
458 | struct lttng_viewer_index rp; | |
10236918 | 459 | ssize_t ret_len; |
1b368955 JD |
460 | int id; |
461 | ||
c4e361a4 | 462 | cmd.cmd = htobe32(LTTNG_VIEWER_GET_NEXT_INDEX); |
2dc797f3 JD |
463 | cmd.data_size = htobe64(sizeof(rq)); |
464 | cmd.cmd_version = htobe32(0); | |
1b368955 JD |
465 | |
466 | for (id = 0; id < session->stream_count; id++) { | |
467 | if (session->streams[id].metadata_flag) { | |
468 | continue; | |
469 | } | |
10236918 | 470 | memset(&rq, 0, sizeof(rq)); |
1b368955 JD |
471 | rq.stream_id = htobe64(session->streams[id].id); |
472 | ||
473 | retry: | |
10236918 MD |
474 | ret_len = lttng_live_send(control_sock, &cmd, sizeof(cmd)); |
475 | if (ret_len < 0) { | |
7409dd34 | 476 | diag("Error sending cmd"); |
1b368955 JD |
477 | goto error; |
478 | } | |
10236918 MD |
479 | ret_len = lttng_live_send(control_sock, &rq, sizeof(rq)); |
480 | if (ret_len < 0) { | |
7409dd34 | 481 | diag("Error sending get_next_index request"); |
1b368955 JD |
482 | goto error; |
483 | } | |
10236918 MD |
484 | ret_len = lttng_live_recv(control_sock, &rp, sizeof(rp)); |
485 | if (ret_len == 0) { | |
7409dd34 | 486 | diag("[error] Remote side has closed connection"); |
10236918 MD |
487 | goto error; |
488 | } | |
489 | if (ret_len < 0) { | |
7409dd34 | 490 | diag("Error receiving index response"); |
1b368955 JD |
491 | goto error; |
492 | } | |
493 | ||
494 | rp.flags = be32toh(rp.flags); | |
495 | ||
496 | switch (be32toh(rp.status)) { | |
7409dd34 JG |
497 | case LTTNG_VIEWER_INDEX_INACTIVE: |
498 | /* Skip this stream. */ | |
499 | diag("Got LTTNG_VIEWER_INDEX_INACTIVE"); | |
500 | continue; | |
501 | case LTTNG_VIEWER_INDEX_OK: | |
502 | break; | |
503 | case LTTNG_VIEWER_INDEX_RETRY: | |
504 | sleep(1); | |
505 | goto retry; | |
506 | case LTTNG_VIEWER_INDEX_HUP: | |
507 | diag("Got LTTNG_VIEWER_INDEX_HUP"); | |
508 | session->streams[id].id = -1ULL; | |
509 | session->streams[id].fd = -1; | |
510 | goto error; | |
511 | case LTTNG_VIEWER_INDEX_ERR: | |
512 | diag("Got LTTNG_VIEWER_INDEX_ERR"); | |
513 | goto error; | |
514 | default: | |
515 | diag("Unknown reply status during LTTNG_VIEWER_GET_NEXT_INDEX (%d)", be32toh(rp.status)); | |
516 | goto error; | |
1b368955 | 517 | } |
7409dd34 JG |
518 | if (first_packet_stream_id < 0) { |
519 | /* | |
520 | * Initialize the first packet stream id. That is, | |
521 | * the first active stream encoutered. | |
522 | */ | |
1b368955 JD |
523 | first_packet_offset = be64toh(rp.offset); |
524 | first_packet_len = be64toh(rp.packet_size) / CHAR_BIT; | |
525 | first_packet_stream_id = id; | |
7409dd34 JG |
526 | diag("Got first packet index with offset %d and len %d", |
527 | first_packet_offset, first_packet_len); | |
1b368955 JD |
528 | } |
529 | } | |
10236918 | 530 | return 0; |
1b368955 JD |
531 | |
532 | error: | |
10236918 | 533 | return -1; |
1b368955 JD |
534 | } |
535 | ||
536 | static | |
537 | int get_data_packet(int id, uint64_t offset, | |
538 | uint64_t len) | |
539 | { | |
540 | struct lttng_viewer_cmd cmd; | |
541 | struct lttng_viewer_get_packet rq; | |
542 | struct lttng_viewer_trace_packet rp; | |
10236918 | 543 | ssize_t ret_len; |
1b368955 | 544 | |
c4e361a4 | 545 | cmd.cmd = htobe32(LTTNG_VIEWER_GET_PACKET); |
2dc797f3 JD |
546 | cmd.data_size = htobe64(sizeof(rq)); |
547 | cmd.cmd_version = htobe32(0); | |
1b368955 | 548 | |
10236918 | 549 | memset(&rq, 0, sizeof(rq)); |
1b368955 JD |
550 | rq.stream_id = htobe64(session->streams[id].id); |
551 | /* Already in big endian. */ | |
552 | rq.offset = offset; | |
553 | rq.len = htobe32(len); | |
554 | ||
10236918 MD |
555 | ret_len = lttng_live_send(control_sock, &cmd, sizeof(cmd)); |
556 | if (ret_len < 0) { | |
7409dd34 | 557 | diag("Error sending cmd"); |
1b368955 JD |
558 | goto error; |
559 | } | |
10236918 MD |
560 | ret_len = lttng_live_send(control_sock, &rq, sizeof(rq)); |
561 | if (ret_len < 0) { | |
7409dd34 | 562 | diag("Error sending get_data_packet request"); |
1b368955 JD |
563 | goto error; |
564 | } | |
10236918 MD |
565 | ret_len = lttng_live_recv(control_sock, &rp, sizeof(rp)); |
566 | if (ret_len == 0) { | |
7409dd34 | 567 | diag("[error] Remote side has closed connection"); |
10236918 MD |
568 | goto error; |
569 | } | |
570 | if (ret_len < 0) { | |
7409dd34 | 571 | diag("Error receiving data response"); |
1b368955 JD |
572 | goto error; |
573 | } | |
574 | rp.flags = be32toh(rp.flags); | |
575 | ||
576 | switch (be32toh(rp.status)) { | |
c4e361a4 | 577 | case LTTNG_VIEWER_GET_PACKET_OK: |
10236918 | 578 | len = be32toh(rp.len); |
7409dd34 JG |
579 | if (len == 0) { |
580 | diag("Got LTTNG_VIEWER_GET_PACKET_OK, but len == 0"); | |
581 | goto error; | |
582 | } | |
1b368955 | 583 | break; |
c4e361a4 | 584 | case LTTNG_VIEWER_GET_PACKET_RETRY: |
7409dd34 | 585 | diag("Got LTTNG_VIEWER_GET_PACKET_RETRY:"); |
10236918 | 586 | goto error; |
c4e361a4 | 587 | case LTTNG_VIEWER_GET_PACKET_ERR: |
1b368955 | 588 | if (rp.flags & LTTNG_VIEWER_FLAG_NEW_METADATA) { |
7409dd34 | 589 | diag("Got LTTNG_VIEWER_GET_PACKET_ERR with NEW_METADATA flag"); |
1b368955 JD |
590 | goto end; |
591 | } | |
7409dd34 | 592 | diag("Got LTTNG_VIEWER_GET_PACKET_ERR:"); |
10236918 | 593 | goto error; |
1b368955 | 594 | default: |
7409dd34 | 595 | diag("Got unknown status code during LTTNG_VIEWER_GET_PACKET"); |
10236918 | 596 | goto error; |
1b368955 JD |
597 | } |
598 | ||
599 | if (len > mmap_size) { | |
7409dd34 | 600 | diag("mmap_size not big enough"); |
1b368955 JD |
601 | goto error; |
602 | } | |
603 | ||
10236918 MD |
604 | ret_len = lttng_live_recv(control_sock, session->streams[id].mmap_base, len); |
605 | if (ret_len == 0) { | |
7409dd34 | 606 | diag("[error] Remote side has closed connection"); |
10236918 MD |
607 | goto error; |
608 | } | |
609 | if (ret_len < 0) { | |
7409dd34 | 610 | diag("Error receiving trace packet"); |
1b368955 JD |
611 | goto error; |
612 | } | |
1b368955 | 613 | end: |
10236918 | 614 | return 0; |
1b368955 | 615 | error: |
10236918 | 616 | return -1; |
1b368955 JD |
617 | } |
618 | ||
e22ba966 JD |
619 | int detach_viewer_session(uint64_t id) |
620 | { | |
621 | struct lttng_viewer_cmd cmd; | |
622 | struct lttng_viewer_detach_session_response resp; | |
623 | struct lttng_viewer_detach_session_request rq; | |
624 | int ret; | |
625 | ssize_t ret_len; | |
626 | ||
627 | cmd.cmd = htobe32(LTTNG_VIEWER_DETACH_SESSION); | |
2dc797f3 JD |
628 | cmd.data_size = htobe64(sizeof(rq)); |
629 | cmd.cmd_version = htobe32(0); | |
e22ba966 JD |
630 | |
631 | memset(&rq, 0, sizeof(rq)); | |
632 | rq.session_id = htobe64(id); | |
633 | ||
634 | ret_len = lttng_live_send(control_sock, &cmd, sizeof(cmd)); | |
635 | if (ret_len < 0) { | |
636 | fprintf(stderr, "[error] Error sending cmd\n"); | |
637 | ret = ret_len; | |
638 | goto error; | |
639 | } | |
640 | ||
641 | ret_len = lttng_live_send(control_sock, &rq, sizeof(rq)); | |
642 | if (ret_len < 0) { | |
643 | fprintf(stderr, "Error sending attach request\n"); | |
644 | ret = ret_len; | |
645 | goto error; | |
646 | } | |
647 | ||
648 | ret_len = lttng_live_recv(control_sock, &resp, sizeof(resp)); | |
649 | if (ret_len < 0) { | |
650 | fprintf(stderr, "[error] Error receiving detach session reply\n"); | |
651 | ret = ret_len; | |
652 | goto error; | |
653 | } | |
654 | ||
655 | if (be32toh(resp.status) != LTTNG_VIEWER_DETACH_SESSION_OK) { | |
656 | fprintf(stderr, "[error] Error detaching viewer session\n"); | |
657 | ret = -1; | |
658 | goto error; | |
659 | } | |
660 | ret = 0; | |
661 | ||
662 | error: | |
663 | return ret; | |
664 | } | |
665 | ||
1b368955 JD |
666 | int main(int argc, char **argv) |
667 | { | |
668 | int ret; | |
7409dd34 | 669 | uint64_t session_id; |
1b368955 JD |
670 | |
671 | plan_tests(NUM_TESTS); | |
672 | ||
673 | diag("Live unit tests"); | |
674 | ||
675 | ret = connect_viewer("localhost"); | |
676 | ok(ret == 0, "Connect viewer to relayd"); | |
677 | ||
678 | ret = establish_connection(); | |
679 | ok(ret == 0, "Established connection and version check with %d.%d", | |
680 | VERSION_MAJOR, VERSION_MINOR); | |
681 | ||
682 | ret = list_sessions(&session_id); | |
683 | ok(ret > 0, "List sessions : %d session(s)", ret); | |
8674c9bf JG |
684 | if (ret < 0) { |
685 | goto end; | |
686 | } | |
1b368955 | 687 | |
25b50f8f JD |
688 | ret = create_viewer_session(); |
689 | ok(ret == 0, "Create viewer session"); | |
690 | ||
1b368955 | 691 | ret = attach_session(session_id); |
7409dd34 | 692 | ok(ret > 0, "Attach to session, %d stream(s) received", ret); |
1b368955 JD |
693 | |
694 | ret = get_metadata(); | |
695 | ok(ret > 0, "Get metadata, received %d bytes", ret); | |
696 | ||
697 | ret = get_next_index(); | |
698 | ok(ret == 0, "Get one index per stream"); | |
699 | ||
700 | ret = get_data_packet(first_packet_stream_id, first_packet_offset, | |
701 | first_packet_len); | |
10236918 | 702 | ok(ret == 0, |
1b368955 JD |
703 | "Get one data packet for stream %d, offset %d, len %d", |
704 | first_packet_stream_id, first_packet_offset, | |
705 | first_packet_len); | |
706 | ||
e22ba966 JD |
707 | ret = detach_viewer_session(session_id); |
708 | ok(ret == 0, "Detach viewer session"); | |
709 | ||
710 | ret = list_sessions(&session_id); | |
711 | ok(ret > 0, "List sessions : %d session(s)", ret); | |
712 | ||
713 | ret = attach_session(session_id); | |
714 | ok(ret > 0, "Attach to session, %d streams received", ret); | |
8674c9bf | 715 | end: |
1b368955 JD |
716 | return exit_status(); |
717 | } |