Commit | Line | Data |
---|---|---|
bc506aa5 JD |
1 | /* |
2 | * writer.c | |
3 | * | |
4 | * Babeltrace CTF Writer Output Plugin Event Handling | |
5 | * | |
6 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
9 | * | |
10 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
11 | * of this software and associated documentation files (the "Software"), to deal | |
12 | * in the Software without restriction, including without limitation the rights | |
13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
14 | * copies of the Software, and to permit persons to whom the Software is | |
15 | * furnished to do so, subject to the following conditions: | |
16 | * | |
17 | * The above copyright notice and this permission notice shall be included in | |
18 | * all copies or substantial portions of the Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
26 | * SOFTWARE. | |
27 | */ | |
28 | ||
29 | #include <babeltrace/ctf-ir/event.h> | |
30 | #include <babeltrace/ctf-ir/packet.h> | |
31 | #include <babeltrace/ctf-ir/event-class.h> | |
32 | #include <babeltrace/ctf-ir/stream.h> | |
33 | #include <babeltrace/ctf-ir/stream-class.h> | |
ac0c6bdd | 34 | #include <babeltrace/ctf-ir/clock-class.h> |
bc506aa5 JD |
35 | #include <babeltrace/ctf-ir/fields.h> |
36 | #include <babeltrace/ctf-writer/stream-class.h> | |
37 | #include <babeltrace/ctf-writer/stream.h> | |
f3168545 | 38 | #include <assert.h> |
bc506aa5 | 39 | |
91b73004 JD |
40 | #include <ctfcopytrace.h> |
41 | ||
bc506aa5 JD |
42 | #include "writer.h" |
43 | ||
a619fcb7 JD |
44 | static |
45 | void unref_stream_class(struct bt_ctf_stream_class *writer_stream_class) | |
46 | { | |
47 | bt_put(writer_stream_class); | |
48 | } | |
49 | ||
50 | static | |
51 | void unref_stream(struct bt_ctf_stream_class *writer_stream) | |
52 | { | |
53 | bt_put(writer_stream); | |
54 | } | |
55 | ||
1c78e839 | 56 | static |
a619fcb7 JD |
57 | gboolean empty_ht(gpointer key, gpointer value, gpointer user_data) |
58 | { | |
59 | return TRUE; | |
60 | } | |
61 | ||
1c78e839 | 62 | static |
2e4636e1 JD |
63 | gboolean empty_streams_ht(gpointer key, gpointer value, gpointer user_data) |
64 | { | |
65 | struct bt_ctf_stream *writer_stream = value; | |
66 | ||
67 | bt_ctf_stream_flush(writer_stream); | |
68 | ||
69 | return TRUE; | |
70 | } | |
71 | ||
1c78e839 | 72 | static |
cdcf612f JD |
73 | void destroy_stream_state_key(gpointer key) |
74 | { | |
75 | g_free((enum fs_writer_stream_state *) key); | |
76 | } | |
77 | ||
1c78e839 | 78 | static |
6f25f7c4 JD |
79 | void check_completed_trace(gpointer key, gpointer value, gpointer user_data) |
80 | { | |
81 | enum fs_writer_stream_state *state = value; | |
82 | int *trace_completed = user_data; | |
83 | ||
84 | if (*state != FS_WRITER_COMPLETED_STREAM) { | |
85 | *trace_completed = 0; | |
86 | } | |
87 | } | |
88 | ||
f3168545 JD |
89 | static |
90 | void trace_is_static_listener(struct bt_ctf_trace *trace, void *data) | |
91 | { | |
6f25f7c4 JD |
92 | struct fs_writer *fs_writer = data; |
93 | int trace_completed = 1; | |
94 | ||
95 | fs_writer->trace_static = 1; | |
96 | ||
97 | g_hash_table_foreach(fs_writer->stream_states, | |
98 | check_completed_trace, &trace_completed); | |
99 | if (trace_completed) { | |
100 | writer_close(fs_writer->writer_component, fs_writer); | |
101 | g_hash_table_remove(fs_writer->writer_component->trace_map, | |
102 | fs_writer->trace); | |
103 | } | |
f3168545 JD |
104 | } |
105 | ||
bc506aa5 | 106 | static |
91b73004 JD |
107 | struct bt_ctf_stream_class *insert_new_stream_class( |
108 | struct writer_component *writer_component, | |
a619fcb7 | 109 | struct fs_writer *fs_writer, |
91b73004 | 110 | struct bt_ctf_stream_class *stream_class) |
bc506aa5 | 111 | { |
b2f1f465 | 112 | struct bt_ctf_stream_class *writer_stream_class = NULL; |
9ae49d3d | 113 | struct bt_ctf_trace *trace = NULL, *writer_trace = NULL; |
a619fcb7 | 114 | struct bt_ctf_writer *ctf_writer = fs_writer->writer; |
3241bc18 | 115 | enum bt_component_status ret; |
bc506aa5 | 116 | |
3241bc18 JD |
117 | trace = bt_ctf_stream_class_get_trace(stream_class); |
118 | if (!trace) { | |
91b73004 JD |
119 | fprintf(writer_component->err, |
120 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 121 | __LINE__); |
9ae49d3d | 122 | goto error; |
bc506aa5 JD |
123 | } |
124 | ||
91b73004 JD |
125 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
126 | if (!writer_trace) { | |
91b73004 JD |
127 | fprintf(writer_component->err, |
128 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
d00b90bf | 129 | __LINE__); |
9ae49d3d | 130 | goto error; |
bc506aa5 JD |
131 | } |
132 | ||
91b73004 JD |
133 | ret = ctf_copy_clock_classes(writer_component->err, writer_trace, |
134 | writer_stream_class, trace); | |
bc506aa5 | 135 | if (ret != BT_COMPONENT_STATUS_OK) { |
91b73004 JD |
136 | fprintf(writer_component->err, |
137 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 138 | __LINE__); |
9ae49d3d | 139 | goto error; |
b2f1f465 JD |
140 | } |
141 | ||
142 | writer_stream_class = ctf_copy_stream_class(writer_component->err, | |
143 | stream_class, writer_trace, true); | |
144 | if (!writer_stream_class) { | |
145 | fprintf(writer_component->err, "[error] Failed to copy stream class\n"); | |
146 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
147 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 148 | goto error; |
bc506aa5 | 149 | } |
bc506aa5 | 150 | |
ea7c86ef PP |
151 | ret = bt_ctf_trace_add_stream_class(writer_trace, writer_stream_class); |
152 | if (ret) { | |
153 | fprintf(writer_component->err, | |
154 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
155 | __LINE__); | |
156 | goto error; | |
157 | } | |
158 | ||
a619fcb7 | 159 | g_hash_table_insert(fs_writer->stream_class_map, |
bc506aa5 JD |
160 | (gpointer) stream_class, writer_stream_class); |
161 | ||
9ae49d3d JD |
162 | goto end; |
163 | ||
164 | error: | |
165 | BT_PUT(writer_stream_class); | |
166 | end: | |
b2f1f465 | 167 | bt_put(writer_trace); |
b2f1f465 | 168 | bt_put(trace); |
bc506aa5 JD |
169 | return writer_stream_class; |
170 | } | |
171 | ||
2881e5b5 JD |
172 | static |
173 | enum fs_writer_stream_state *insert_new_stream_state( | |
174 | struct writer_component *writer_component, | |
175 | struct fs_writer *fs_writer, struct bt_ctf_stream *stream) | |
176 | { | |
177 | enum fs_writer_stream_state *v = NULL; | |
178 | ||
179 | v = g_new0(enum fs_writer_stream_state, 1); | |
180 | if (!v) { | |
181 | fprintf(writer_component->err, | |
182 | "[error] %s in %s:%d\n", __func__, | |
183 | __FILE__, __LINE__); | |
184 | } | |
185 | *v = FS_WRITER_UNKNOWN_STREAM; | |
186 | ||
187 | g_hash_table_insert(fs_writer->stream_states, stream, v); | |
188 | ||
189 | return v; | |
190 | } | |
191 | ||
cf5d5317 JD |
192 | /* |
193 | * Make sure the output path is valid for a single trace: either it does | |
194 | * not exists or it is empty. | |
195 | * | |
196 | * Return 0 if the path is valid, -1 otherwise. | |
197 | */ | |
198 | static | |
199 | bool valid_single_trace_path(const char *path) | |
200 | { | |
201 | int n = 0; | |
202 | struct dirent *d; | |
203 | DIR *dir = opendir(path); | |
204 | int ret; | |
205 | ||
3be61dc2 | 206 | /* Non-existent directory. */ |
cf5d5317 JD |
207 | if (!dir) { |
208 | ret = 0; | |
209 | goto end; | |
210 | } | |
211 | ||
212 | while ((d = readdir(dir)) != NULL) { | |
3be61dc2 | 213 | /* Ignore "." and ".." directories. */ |
cf5d5317 JD |
214 | if (++n > 2) { |
215 | break; | |
216 | } | |
217 | } | |
218 | ||
219 | ret = closedir(dir); | |
220 | if (ret) { | |
221 | perror("closedir"); | |
222 | goto end; | |
223 | } | |
224 | ||
225 | if (n <= 2) { | |
226 | ret = 0; | |
227 | } else { | |
228 | ret = -1; | |
229 | } | |
230 | ||
231 | end: | |
232 | return ret; | |
233 | } | |
234 | ||
9b4f54fb JD |
235 | static |
236 | int make_trace_path(struct writer_component *writer_component, | |
237 | struct bt_ctf_trace *trace, char *trace_path) | |
238 | { | |
239 | int ret; | |
240 | const char *trace_name; | |
241 | ||
cf5d5317 JD |
242 | if (writer_component->single_trace) { |
243 | trace_name = "\0"; | |
244 | } else { | |
245 | trace_name = bt_ctf_trace_get_name(trace); | |
246 | if (!trace_name) { | |
247 | trace_name = writer_component->trace_name_base->str; | |
248 | } | |
9b4f54fb | 249 | } |
9b4f54fb JD |
250 | |
251 | /* Sanitize the trace name. */ | |
252 | if (strlen(trace_name) == 2 && !strcmp(trace_name, "..")) { | |
253 | fprintf(writer_component->err, "[error] Trace name cannot " | |
254 | "be \"..\"\n"); | |
255 | goto error; | |
256 | } | |
257 | ||
258 | if (strstr(trace_name, "../")) { | |
259 | fprintf(writer_component->err, "[error] Trace name cannot " | |
260 | "contain \"../\", received \"%s\"\n", | |
261 | trace_name); | |
262 | goto error; | |
263 | ||
264 | } | |
265 | ||
266 | snprintf(trace_path, PATH_MAX, "%s/%s", | |
267 | writer_component->base_path->str, | |
268 | trace_name); | |
cf5d5317 JD |
269 | /* |
270 | * Append a suffix if the trace_path exists and we are not in | |
271 | * single-trace mode. | |
272 | */ | |
273 | if (writer_component->single_trace) { | |
274 | if (valid_single_trace_path(trace_path) != 0) { | |
275 | fprintf(writer_component->err, | |
276 | "[error] Invalid output directory\n"); | |
9b4f54fb JD |
277 | goto error; |
278 | } | |
cf5d5317 JD |
279 | } else { |
280 | if (g_file_test(trace_path, G_FILE_TEST_EXISTS)) { | |
281 | int i = 0; | |
282 | ||
283 | do { | |
284 | snprintf(trace_path, PATH_MAX, "%s/%s-%d", | |
285 | writer_component->base_path->str, | |
286 | trace_name, ++i); | |
287 | } while (g_file_test(trace_path, G_FILE_TEST_EXISTS) && i < INT_MAX); | |
288 | if (i == INT_MAX) { | |
289 | fprintf(writer_component->err, "[error] Unable to find " | |
290 | "a unique trace path\n"); | |
291 | goto error; | |
292 | } | |
293 | } | |
9b4f54fb JD |
294 | } |
295 | ||
296 | ret = 0; | |
9b4f54fb JD |
297 | goto end; |
298 | ||
299 | error: | |
300 | ret = -1; | |
301 | end: | |
302 | return ret; | |
303 | } | |
304 | ||
bc506aa5 | 305 | static |
f3168545 | 306 | struct fs_writer *insert_new_writer( |
bc506aa5 JD |
307 | struct writer_component *writer_component, |
308 | struct bt_ctf_trace *trace) | |
309 | { | |
9ae49d3d JD |
310 | struct bt_ctf_writer *ctf_writer = NULL; |
311 | struct bt_ctf_trace *writer_trace = NULL; | |
9b4f54fb | 312 | char trace_path[PATH_MAX]; |
bc506aa5 | 313 | enum bt_component_status ret; |
cdcf612f JD |
314 | struct bt_ctf_stream *stream = NULL; |
315 | struct fs_writer *fs_writer = NULL; | |
316 | int nr_stream, i; | |
bc506aa5 | 317 | |
cf5d5317 JD |
318 | if (writer_component->single_trace && writer_component->nr_traces > 0) { |
319 | fprintf(writer_component->err, "[error] Trying to process more " | |
320 | "than one trace but --single-trace mode " | |
321 | "enabled\n"); | |
322 | goto error; | |
323 | } | |
324 | ||
9b4f54fb JD |
325 | ret = make_trace_path(writer_component, trace, trace_path); |
326 | if (ret) { | |
327 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
328 | __func__, __FILE__, __LINE__); | |
329 | goto error; | |
330 | } | |
331 | ||
332 | printf("ctf.fs sink creating trace in %s\n", trace_path); | |
9057f037 | 333 | |
9b4f54fb | 334 | ctf_writer = bt_ctf_writer_create(trace_path); |
bc506aa5 JD |
335 | if (!ctf_writer) { |
336 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
337 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 338 | goto error; |
bc506aa5 JD |
339 | } |
340 | ||
91b73004 JD |
341 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
342 | if (!writer_trace) { | |
91b73004 JD |
343 | fprintf(writer_component->err, |
344 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
345 | __LINE__); | |
9ae49d3d | 346 | goto error; |
91b73004 JD |
347 | } |
348 | ||
349 | ret = ctf_copy_trace(writer_component->err, trace, writer_trace); | |
bc506aa5 JD |
350 | if (ret != BT_COMPONENT_STATUS_OK) { |
351 | fprintf(writer_component->err, "[error] Failed to copy trace\n"); | |
352 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
353 | __func__, __FILE__, __LINE__); | |
354 | BT_PUT(ctf_writer); | |
f3168545 | 355 | goto error; |
bc506aa5 | 356 | } |
f3168545 JD |
357 | |
358 | fs_writer = g_new0(struct fs_writer, 1); | |
359 | if (!fs_writer) { | |
360 | fprintf(writer_component->err, | |
361 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
362 | __LINE__); | |
363 | goto error; | |
364 | } | |
365 | fs_writer->writer = ctf_writer; | |
cdcf612f JD |
366 | fs_writer->trace = trace; |
367 | fs_writer->writer_trace = writer_trace; | |
6f25f7c4 | 368 | fs_writer->writer_component = writer_component; |
cdcf612f | 369 | BT_PUT(writer_trace); |
a619fcb7 JD |
370 | fs_writer->stream_class_map = g_hash_table_new_full(g_direct_hash, |
371 | g_direct_equal, NULL, (GDestroyNotify) unref_stream_class); | |
372 | fs_writer->stream_map = g_hash_table_new_full(g_direct_hash, | |
373 | g_direct_equal, NULL, (GDestroyNotify) unref_stream); | |
cdcf612f JD |
374 | fs_writer->stream_states = g_hash_table_new_full(g_direct_hash, |
375 | g_direct_equal, NULL, destroy_stream_state_key); | |
376 | ||
377 | /* Set all the existing streams in the unknown state. */ | |
378 | nr_stream = bt_ctf_trace_get_stream_count(trace); | |
379 | for (i = 0; i < nr_stream; i++) { | |
cdcf612f JD |
380 | stream = bt_ctf_trace_get_stream_by_index(trace, i); |
381 | if (!stream) { | |
382 | fprintf(writer_component->err, | |
383 | "[error] %s in %s:%d\n", __func__, | |
384 | __FILE__, __LINE__); | |
385 | goto error; | |
386 | } | |
2881e5b5 | 387 | insert_new_stream_state(writer_component, fs_writer, stream); |
cdcf612f JD |
388 | BT_PUT(stream); |
389 | } | |
390 | ||
391 | /* Check if the trace is already static or register a listener. */ | |
f3168545 JD |
392 | if (bt_ctf_trace_is_static(trace)) { |
393 | fs_writer->trace_static = 1; | |
394 | fs_writer->static_listener_id = -1; | |
395 | } else { | |
396 | ret = bt_ctf_trace_add_is_static_listener(trace, | |
6f25f7c4 | 397 | trace_is_static_listener, fs_writer); |
f3168545 JD |
398 | if (ret < 0) { |
399 | fprintf(writer_component->err, | |
400 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
401 | __LINE__); | |
f3168545 JD |
402 | goto error; |
403 | } | |
404 | fs_writer->static_listener_id = ret; | |
405 | } | |
bc506aa5 | 406 | |
cf5d5317 | 407 | writer_component->nr_traces++; |
bc506aa5 | 408 | g_hash_table_insert(writer_component->trace_map, (gpointer) trace, |
f3168545 | 409 | fs_writer); |
bc506aa5 | 410 | |
9ae49d3d JD |
411 | goto end; |
412 | ||
413 | error: | |
cdcf612f JD |
414 | g_free(fs_writer); |
415 | fs_writer = NULL; | |
9ae49d3d | 416 | bt_put(writer_trace); |
cdcf612f | 417 | bt_put(stream); |
9ae49d3d | 418 | BT_PUT(ctf_writer); |
bc506aa5 | 419 | end: |
f3168545 | 420 | return fs_writer; |
bc506aa5 JD |
421 | } |
422 | ||
423 | static | |
f3168545 | 424 | struct fs_writer *get_fs_writer(struct writer_component *writer_component, |
bc506aa5 JD |
425 | struct bt_ctf_stream_class *stream_class) |
426 | { | |
9ae49d3d | 427 | struct bt_ctf_trace *trace = NULL; |
f3168545 | 428 | struct fs_writer *fs_writer; |
bc506aa5 JD |
429 | |
430 | trace = bt_ctf_stream_class_get_trace(stream_class); | |
431 | if (!trace) { | |
bc506aa5 JD |
432 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
433 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 434 | goto error; |
bc506aa5 JD |
435 | } |
436 | ||
f3168545 | 437 | fs_writer = g_hash_table_lookup(writer_component->trace_map, |
bc506aa5 | 438 | (gpointer) trace); |
f3168545 JD |
439 | if (!fs_writer) { |
440 | fs_writer = insert_new_writer(writer_component, trace); | |
bc506aa5 | 441 | } |
9ae49d3d JD |
442 | BT_PUT(trace); |
443 | goto end; | |
bc506aa5 | 444 | |
9ae49d3d | 445 | error: |
f3168545 | 446 | fs_writer = NULL; |
bc506aa5 | 447 | end: |
f3168545 | 448 | return fs_writer; |
bc506aa5 JD |
449 | } |
450 | ||
a619fcb7 JD |
451 | static |
452 | struct fs_writer *get_fs_writer_from_stream( | |
453 | struct writer_component *writer_component, | |
454 | struct bt_ctf_stream *stream) | |
455 | { | |
456 | struct bt_ctf_stream_class *stream_class = NULL; | |
457 | struct fs_writer *fs_writer; | |
458 | ||
459 | stream_class = bt_ctf_stream_get_class(stream); | |
460 | if (!stream_class) { | |
461 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
462 | __func__, __FILE__, __LINE__); | |
463 | goto error; | |
464 | } | |
465 | ||
466 | fs_writer = get_fs_writer(writer_component, stream_class); | |
467 | goto end; | |
468 | ||
469 | error: | |
470 | fs_writer = NULL; | |
471 | ||
472 | end: | |
473 | bt_put(stream_class); | |
474 | return fs_writer; | |
475 | } | |
476 | ||
477 | static | |
478 | struct bt_ctf_stream_class *lookup_stream_class( | |
479 | struct writer_component *writer_component, | |
480 | struct bt_ctf_stream_class *stream_class) | |
481 | { | |
482 | struct fs_writer *fs_writer = get_fs_writer( | |
483 | writer_component, stream_class); | |
484 | assert(fs_writer); | |
485 | return (struct bt_ctf_stream_class *) g_hash_table_lookup( | |
486 | fs_writer->stream_class_map, (gpointer) stream_class); | |
487 | } | |
488 | ||
489 | static | |
490 | struct bt_ctf_stream *lookup_stream(struct writer_component *writer_component, | |
491 | struct bt_ctf_stream *stream) | |
492 | { | |
493 | struct fs_writer *fs_writer = get_fs_writer_from_stream( | |
494 | writer_component, stream); | |
495 | assert(fs_writer); | |
496 | return (struct bt_ctf_stream *) g_hash_table_lookup( | |
497 | fs_writer->stream_map, (gpointer) stream); | |
498 | } | |
499 | ||
500 | static | |
501 | struct bt_ctf_stream *insert_new_stream( | |
502 | struct writer_component *writer_component, | |
503 | struct fs_writer *fs_writer, | |
504 | struct bt_ctf_stream_class *stream_class, | |
505 | struct bt_ctf_stream *stream) | |
506 | { | |
507 | struct bt_ctf_stream *writer_stream = NULL; | |
508 | struct bt_ctf_stream_class *writer_stream_class = NULL; | |
509 | struct bt_ctf_writer *ctf_writer = bt_get(fs_writer->writer); | |
510 | ||
511 | writer_stream_class = lookup_stream_class(writer_component, | |
512 | stream_class); | |
513 | if (!writer_stream_class) { | |
514 | writer_stream_class = insert_new_stream_class( | |
515 | writer_component, fs_writer, stream_class); | |
516 | if (!writer_stream_class) { | |
517 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
518 | __func__, __FILE__, __LINE__); | |
519 | goto error; | |
520 | } | |
521 | } | |
522 | bt_get(writer_stream_class); | |
523 | ||
ea7c86ef PP |
524 | writer_stream = bt_ctf_stream_create(writer_stream_class, |
525 | bt_ctf_stream_get_name(stream)); | |
a619fcb7 JD |
526 | if (!writer_stream) { |
527 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
528 | __func__, __FILE__, __LINE__); | |
529 | goto error; | |
530 | } | |
531 | ||
532 | g_hash_table_insert(fs_writer->stream_map, (gpointer) stream, | |
533 | writer_stream); | |
534 | ||
535 | goto end; | |
536 | ||
537 | error: | |
538 | BT_PUT(writer_stream); | |
539 | end: | |
540 | bt_put(ctf_writer); | |
541 | bt_put(writer_stream_class); | |
542 | return writer_stream; | |
543 | } | |
544 | ||
545 | static | |
546 | struct bt_ctf_event_class *get_event_class(struct writer_component *writer_component, | |
547 | struct bt_ctf_stream_class *writer_stream_class, | |
548 | struct bt_ctf_event_class *event_class) | |
549 | { | |
550 | return bt_ctf_stream_class_get_event_class_by_id(writer_stream_class, | |
551 | bt_ctf_event_class_get_id(event_class)); | |
552 | } | |
553 | ||
bc506aa5 JD |
554 | static |
555 | struct bt_ctf_stream *get_writer_stream( | |
556 | struct writer_component *writer_component, | |
557 | struct bt_ctf_packet *packet, struct bt_ctf_stream *stream) | |
558 | { | |
9ae49d3d | 559 | struct bt_ctf_stream *writer_stream = NULL; |
bc506aa5 | 560 | |
f384901f JD |
561 | writer_stream = lookup_stream(writer_component, stream); |
562 | if (!writer_stream) { | |
bc506aa5 JD |
563 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
564 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 565 | goto error; |
bc506aa5 | 566 | } |
9ae49d3d JD |
567 | bt_get(writer_stream); |
568 | ||
569 | goto end; | |
bc506aa5 | 570 | |
9ae49d3d JD |
571 | error: |
572 | BT_PUT(writer_stream); | |
573 | end: | |
bc506aa5 JD |
574 | return writer_stream; |
575 | } | |
576 | ||
f3168545 | 577 | BT_HIDDEN |
a619fcb7 JD |
578 | void writer_close(struct writer_component *writer_component, |
579 | struct fs_writer *fs_writer) | |
f3168545 | 580 | { |
ec273a88 | 581 | if (fs_writer->static_listener_id >= 0) { |
a619fcb7 | 582 | bt_ctf_trace_remove_is_static_listener(fs_writer->trace, |
f3168545 JD |
583 | fs_writer->static_listener_id); |
584 | } | |
a619fcb7 JD |
585 | |
586 | /* Empty the stream class HT. */ | |
587 | g_hash_table_foreach_remove(fs_writer->stream_class_map, | |
588 | empty_ht, NULL); | |
589 | g_hash_table_destroy(fs_writer->stream_class_map); | |
590 | ||
591 | /* Empty the stream HT. */ | |
592 | g_hash_table_foreach_remove(fs_writer->stream_map, | |
2e4636e1 | 593 | empty_streams_ht, NULL); |
a619fcb7 | 594 | g_hash_table_destroy(fs_writer->stream_map); |
cdcf612f JD |
595 | |
596 | /* Empty the stream state HT. */ | |
597 | g_hash_table_foreach_remove(fs_writer->stream_states, | |
598 | empty_ht, NULL); | |
599 | g_hash_table_destroy(fs_writer->stream_states); | |
f3168545 JD |
600 | } |
601 | ||
f384901f JD |
602 | BT_HIDDEN |
603 | enum bt_component_status writer_stream_begin( | |
604 | struct writer_component *writer_component, | |
605 | struct bt_ctf_stream *stream) | |
606 | { | |
607 | struct bt_ctf_stream_class *stream_class = NULL; | |
608 | struct fs_writer *fs_writer; | |
f384901f JD |
609 | struct bt_ctf_stream *writer_stream = NULL; |
610 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 611 | enum fs_writer_stream_state *state; |
f384901f JD |
612 | |
613 | stream_class = bt_ctf_stream_get_class(stream); | |
614 | if (!stream_class) { | |
615 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
616 | __func__, __FILE__, __LINE__); | |
617 | goto error; | |
618 | } | |
619 | ||
620 | fs_writer = get_fs_writer(writer_component, stream_class); | |
621 | if (!fs_writer) { | |
622 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
623 | __func__, __FILE__, __LINE__); | |
624 | goto error; | |
625 | } | |
cdcf612f JD |
626 | |
627 | /* Set the stream as active */ | |
628 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
2881e5b5 JD |
629 | if (!state) { |
630 | if (fs_writer->trace_static) { | |
631 | fprintf(writer_component->err, "[error] Adding a new " | |
632 | "stream on a static trace\n"); | |
633 | goto error; | |
634 | } | |
635 | state = insert_new_stream_state(writer_component, fs_writer, | |
636 | stream); | |
637 | } | |
cdcf612f JD |
638 | if (*state != FS_WRITER_UNKNOWN_STREAM) { |
639 | fprintf(writer_component->err, "[error] Unexpected stream " | |
640 | "state %d\n", *state); | |
641 | goto error; | |
642 | } | |
643 | *state = FS_WRITER_ACTIVE_STREAM; | |
644 | ||
a619fcb7 | 645 | writer_stream = insert_new_stream(writer_component, fs_writer, |
f384901f JD |
646 | stream_class, stream); |
647 | if (!writer_stream) { | |
648 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
649 | __func__, __FILE__, __LINE__); | |
650 | goto error; | |
651 | } | |
f384901f JD |
652 | |
653 | goto end; | |
654 | ||
655 | error: | |
656 | ret = BT_COMPONENT_STATUS_ERROR; | |
657 | end: | |
f384901f JD |
658 | bt_put(stream_class); |
659 | return ret; | |
660 | } | |
661 | ||
f3168545 JD |
662 | BT_HIDDEN |
663 | enum bt_component_status writer_stream_end( | |
664 | struct writer_component *writer_component, | |
665 | struct bt_ctf_stream *stream) | |
666 | { | |
667 | struct bt_ctf_stream_class *stream_class = NULL; | |
668 | struct fs_writer *fs_writer; | |
669 | struct bt_ctf_trace *trace = NULL; | |
670 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 671 | enum fs_writer_stream_state *state; |
f3168545 | 672 | |
f3168545 JD |
673 | stream_class = bt_ctf_stream_get_class(stream); |
674 | if (!stream_class) { | |
675 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
676 | __func__, __FILE__, __LINE__); | |
677 | goto error; | |
678 | } | |
679 | ||
680 | fs_writer = get_fs_writer(writer_component, stream_class); | |
681 | if (!fs_writer) { | |
682 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
683 | __func__, __FILE__, __LINE__); | |
684 | goto error; | |
685 | } | |
cdcf612f JD |
686 | |
687 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
688 | if (*state != FS_WRITER_ACTIVE_STREAM) { | |
689 | fprintf(writer_component->err, "[error] Unexpected stream " | |
690 | "state %d\n", *state); | |
691 | goto error; | |
692 | } | |
693 | *state = FS_WRITER_COMPLETED_STREAM; | |
694 | ||
a619fcb7 | 695 | g_hash_table_remove(fs_writer->stream_map, stream); |
f3168545 | 696 | |
cdcf612f JD |
697 | if (fs_writer->trace_static) { |
698 | int trace_completed = 1; | |
699 | ||
700 | g_hash_table_foreach(fs_writer->stream_states, | |
701 | check_completed_trace, &trace_completed); | |
702 | if (trace_completed) { | |
703 | writer_close(writer_component, fs_writer); | |
704 | g_hash_table_remove(writer_component->trace_map, | |
705 | fs_writer->trace); | |
706 | } | |
f3168545 JD |
707 | } |
708 | ||
709 | goto end; | |
710 | ||
711 | error: | |
712 | ret = BT_COMPONENT_STATUS_ERROR; | |
713 | end: | |
714 | BT_PUT(trace); | |
715 | BT_PUT(stream_class); | |
716 | return ret; | |
717 | } | |
718 | ||
bc506aa5 JD |
719 | BT_HIDDEN |
720 | enum bt_component_status writer_new_packet( | |
721 | struct writer_component *writer_component, | |
722 | struct bt_ctf_packet *packet) | |
723 | { | |
9ae49d3d | 724 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
bc506aa5 | 725 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
b2f1f465 | 726 | int int_ret; |
bc506aa5 JD |
727 | |
728 | stream = bt_ctf_packet_get_stream(packet); | |
729 | if (!stream) { | |
bc506aa5 JD |
730 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
731 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 732 | goto error; |
bc506aa5 JD |
733 | } |
734 | ||
bc506aa5 JD |
735 | writer_stream = get_writer_stream(writer_component, packet, stream); |
736 | if (!writer_stream) { | |
bc506aa5 JD |
737 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
738 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 739 | goto error; |
bc506aa5 | 740 | } |
9ae49d3d | 741 | BT_PUT(stream); |
bc506aa5 | 742 | |
674221e5 JD |
743 | int_ret = ctf_stream_copy_packet_context( |
744 | writer_component->err, packet, writer_stream); | |
745 | if (int_ret < 0) { | |
746 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
747 | __func__, __FILE__, __LINE__); | |
748 | goto error; | |
b2f1f465 | 749 | } |
c8cb4c2a JD |
750 | |
751 | ret = ctf_stream_copy_packet_header(writer_component->err, | |
752 | packet, writer_stream); | |
753 | if (ret != 0) { | |
754 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
755 | __func__, __FILE__, __LINE__); | |
756 | goto error; | |
757 | } | |
b2f1f465 | 758 | |
9ae49d3d | 759 | goto end; |
bc506aa5 | 760 | |
9ae49d3d JD |
761 | error: |
762 | ret = BT_COMPONENT_STATUS_ERROR; | |
763 | end: | |
764 | bt_put(writer_stream); | |
91b73004 | 765 | bt_put(stream); |
bc506aa5 JD |
766 | return ret; |
767 | } | |
768 | ||
769 | BT_HIDDEN | |
770 | enum bt_component_status writer_close_packet( | |
771 | struct writer_component *writer_component, | |
772 | struct bt_ctf_packet *packet) | |
773 | { | |
9ae49d3d | 774 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
bc506aa5 JD |
775 | enum bt_component_status ret; |
776 | ||
777 | stream = bt_ctf_packet_get_stream(packet); | |
778 | if (!stream) { | |
bc506aa5 JD |
779 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
780 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 781 | goto error; |
bc506aa5 JD |
782 | } |
783 | ||
784 | writer_stream = lookup_stream(writer_component, stream); | |
785 | if (!writer_stream) { | |
bc506aa5 JD |
786 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
787 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 788 | goto error; |
bc506aa5 | 789 | } |
9ae49d3d | 790 | BT_PUT(stream); |
bc506aa5 | 791 | |
9ae49d3d | 792 | bt_get(writer_stream); |
bc506aa5 | 793 | |
bc506aa5 JD |
794 | ret = bt_ctf_stream_flush(writer_stream); |
795 | if (ret < 0) { | |
796 | fprintf(writer_component->err, | |
797 | "[error] Failed to flush packet\n"); | |
9ae49d3d | 798 | goto error; |
bc506aa5 | 799 | } |
9ae49d3d | 800 | BT_PUT(writer_stream); |
bc506aa5 JD |
801 | |
802 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 803 | goto end; |
bc506aa5 | 804 | |
9ae49d3d JD |
805 | error: |
806 | ret = BT_COMPONENT_STATUS_ERROR; | |
807 | end: | |
bc506aa5 | 808 | bt_put(writer_stream); |
bc506aa5 | 809 | bt_put(stream); |
bc506aa5 JD |
810 | return ret; |
811 | } | |
812 | ||
bc506aa5 JD |
813 | BT_HIDDEN |
814 | enum bt_component_status writer_output_event( | |
815 | struct writer_component *writer_component, | |
816 | struct bt_ctf_event *event) | |
817 | { | |
818 | enum bt_component_status ret; | |
9ae49d3d JD |
819 | struct bt_ctf_event_class *event_class = NULL, *writer_event_class = NULL; |
820 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; | |
821 | struct bt_ctf_stream_class *stream_class = NULL, *writer_stream_class = NULL; | |
822 | struct bt_ctf_event *writer_event = NULL; | |
bc506aa5 JD |
823 | const char *event_name; |
824 | int int_ret; | |
825 | ||
826 | event_class = bt_ctf_event_get_class(event); | |
827 | if (!event_class) { | |
bc506aa5 JD |
828 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
829 | __FILE__, __LINE__); | |
9ae49d3d | 830 | goto error; |
bc506aa5 JD |
831 | } |
832 | ||
833 | event_name = bt_ctf_event_class_get_name(event_class); | |
834 | if (!event_name) { | |
bc506aa5 JD |
835 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
836 | __FILE__, __LINE__); | |
9ae49d3d | 837 | goto error; |
bc506aa5 | 838 | } |
bc506aa5 JD |
839 | |
840 | stream = bt_ctf_event_get_stream(event); | |
841 | if (!stream) { | |
bc506aa5 JD |
842 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
843 | __FILE__, __LINE__); | |
9ae49d3d | 844 | goto error; |
bc506aa5 JD |
845 | } |
846 | ||
847 | writer_stream = lookup_stream(writer_component, stream); | |
848 | if (!writer_stream || !bt_get(writer_stream)) { | |
bc506aa5 JD |
849 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
850 | __FILE__, __LINE__); | |
9ae49d3d | 851 | goto error; |
bc506aa5 JD |
852 | } |
853 | ||
854 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
855 | if (!stream_class) { | |
bc506aa5 JD |
856 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
857 | __FILE__, __LINE__); | |
9ae49d3d | 858 | goto error; |
bc506aa5 JD |
859 | } |
860 | ||
a619fcb7 | 861 | writer_stream_class = lookup_stream_class(writer_component, stream_class); |
bc506aa5 | 862 | if (!writer_stream_class || !bt_get(writer_stream_class)) { |
bc506aa5 JD |
863 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
864 | __FILE__, __LINE__); | |
9ae49d3d | 865 | goto error; |
bc506aa5 JD |
866 | } |
867 | ||
868 | writer_event_class = get_event_class(writer_component, | |
869 | writer_stream_class, event_class); | |
870 | if (!writer_event_class) { | |
af34e875 JD |
871 | writer_event_class = ctf_copy_event_class(writer_component->err, |
872 | event_class); | |
873 | if (!writer_event_class) { | |
af34e875 JD |
874 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
875 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 876 | goto error; |
af34e875 JD |
877 | } |
878 | int_ret = bt_ctf_stream_class_add_event_class( | |
879 | writer_stream_class, writer_event_class); | |
880 | if (int_ret) { | |
af34e875 JD |
881 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
882 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 883 | goto error; |
af34e875 | 884 | } |
bc506aa5 JD |
885 | } |
886 | ||
b2f1f465 JD |
887 | writer_event = ctf_copy_event(writer_component->err, event, |
888 | writer_event_class, true); | |
bc506aa5 | 889 | if (!writer_event) { |
bc506aa5 JD |
890 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
891 | __FILE__, __LINE__); | |
892 | fprintf(writer_component->err, "[error] Failed to copy event %s\n", | |
893 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 894 | goto error; |
bc506aa5 JD |
895 | } |
896 | ||
897 | int_ret = bt_ctf_stream_append_event(writer_stream, writer_event); | |
898 | if (int_ret < 0) { | |
bc506aa5 JD |
899 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
900 | __FILE__, __LINE__); | |
901 | fprintf(writer_component->err, "[error] Failed to append event %s\n", | |
902 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 903 | goto error; |
bc506aa5 JD |
904 | } |
905 | ||
906 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 907 | goto end; |
bc506aa5 | 908 | |
9ae49d3d JD |
909 | error: |
910 | ret = BT_COMPONENT_STATUS_ERROR; | |
911 | end: | |
bc506aa5 | 912 | bt_put(writer_event); |
bc506aa5 | 913 | bt_put(writer_event_class); |
bc506aa5 | 914 | bt_put(writer_stream_class); |
bc506aa5 | 915 | bt_put(stream_class); |
bc506aa5 | 916 | bt_put(writer_stream); |
bc506aa5 | 917 | bt_put(stream); |
bc506aa5 | 918 | bt_put(event_class); |
bc506aa5 JD |
919 | return ret; |
920 | } |