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> |
bfe3fb96 | 39 | #include <glib.h> |
bc506aa5 | 40 | |
91b73004 JD |
41 | #include <ctfcopytrace.h> |
42 | ||
bc506aa5 JD |
43 | #include "writer.h" |
44 | ||
a619fcb7 JD |
45 | static |
46 | void unref_stream_class(struct bt_ctf_stream_class *writer_stream_class) | |
47 | { | |
48 | bt_put(writer_stream_class); | |
49 | } | |
50 | ||
51 | static | |
52 | void unref_stream(struct bt_ctf_stream_class *writer_stream) | |
53 | { | |
54 | bt_put(writer_stream); | |
55 | } | |
56 | ||
1c78e839 | 57 | static |
a619fcb7 JD |
58 | gboolean empty_ht(gpointer key, gpointer value, gpointer user_data) |
59 | { | |
60 | return TRUE; | |
61 | } | |
62 | ||
1c78e839 | 63 | static |
2e4636e1 JD |
64 | gboolean empty_streams_ht(gpointer key, gpointer value, gpointer user_data) |
65 | { | |
66 | struct bt_ctf_stream *writer_stream = value; | |
67 | ||
68 | bt_ctf_stream_flush(writer_stream); | |
69 | ||
70 | return TRUE; | |
71 | } | |
72 | ||
1c78e839 | 73 | static |
cdcf612f JD |
74 | void destroy_stream_state_key(gpointer key) |
75 | { | |
76 | g_free((enum fs_writer_stream_state *) key); | |
77 | } | |
78 | ||
1c78e839 | 79 | static |
6f25f7c4 JD |
80 | void check_completed_trace(gpointer key, gpointer value, gpointer user_data) |
81 | { | |
82 | enum fs_writer_stream_state *state = value; | |
83 | int *trace_completed = user_data; | |
84 | ||
85 | if (*state != FS_WRITER_COMPLETED_STREAM) { | |
86 | *trace_completed = 0; | |
87 | } | |
88 | } | |
89 | ||
f3168545 JD |
90 | static |
91 | void trace_is_static_listener(struct bt_ctf_trace *trace, void *data) | |
92 | { | |
6f25f7c4 JD |
93 | struct fs_writer *fs_writer = data; |
94 | int trace_completed = 1; | |
95 | ||
96 | fs_writer->trace_static = 1; | |
97 | ||
98 | g_hash_table_foreach(fs_writer->stream_states, | |
99 | check_completed_trace, &trace_completed); | |
100 | if (trace_completed) { | |
101 | writer_close(fs_writer->writer_component, fs_writer); | |
102 | g_hash_table_remove(fs_writer->writer_component->trace_map, | |
103 | fs_writer->trace); | |
104 | } | |
f3168545 JD |
105 | } |
106 | ||
bc506aa5 | 107 | static |
91b73004 JD |
108 | struct bt_ctf_stream_class *insert_new_stream_class( |
109 | struct writer_component *writer_component, | |
a619fcb7 | 110 | struct fs_writer *fs_writer, |
91b73004 | 111 | struct bt_ctf_stream_class *stream_class) |
bc506aa5 | 112 | { |
b2f1f465 | 113 | struct bt_ctf_stream_class *writer_stream_class = NULL; |
9ae49d3d | 114 | struct bt_ctf_trace *trace = NULL, *writer_trace = NULL; |
a619fcb7 | 115 | struct bt_ctf_writer *ctf_writer = fs_writer->writer; |
3241bc18 | 116 | enum bt_component_status ret; |
bc506aa5 | 117 | |
3241bc18 JD |
118 | trace = bt_ctf_stream_class_get_trace(stream_class); |
119 | if (!trace) { | |
91b73004 JD |
120 | fprintf(writer_component->err, |
121 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 122 | __LINE__); |
9ae49d3d | 123 | goto error; |
bc506aa5 JD |
124 | } |
125 | ||
91b73004 JD |
126 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
127 | if (!writer_trace) { | |
91b73004 JD |
128 | fprintf(writer_component->err, |
129 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
d00b90bf | 130 | __LINE__); |
9ae49d3d | 131 | goto error; |
bc506aa5 JD |
132 | } |
133 | ||
91b73004 JD |
134 | ret = ctf_copy_clock_classes(writer_component->err, writer_trace, |
135 | writer_stream_class, trace); | |
bc506aa5 | 136 | if (ret != BT_COMPONENT_STATUS_OK) { |
91b73004 JD |
137 | fprintf(writer_component->err, |
138 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
bc506aa5 | 139 | __LINE__); |
9ae49d3d | 140 | goto error; |
b2f1f465 JD |
141 | } |
142 | ||
143 | writer_stream_class = ctf_copy_stream_class(writer_component->err, | |
144 | stream_class, writer_trace, true); | |
145 | if (!writer_stream_class) { | |
146 | fprintf(writer_component->err, "[error] Failed to copy stream class\n"); | |
147 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
148 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 149 | goto error; |
bc506aa5 | 150 | } |
bc506aa5 | 151 | |
e48a596a PP |
152 | ret = bt_ctf_trace_add_stream_class(writer_trace, writer_stream_class); |
153 | if (ret) { | |
154 | fprintf(writer_component->err, | |
155 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
156 | __LINE__); | |
157 | goto error; | |
158 | } | |
159 | ||
a619fcb7 | 160 | g_hash_table_insert(fs_writer->stream_class_map, |
bc506aa5 JD |
161 | (gpointer) stream_class, writer_stream_class); |
162 | ||
9ae49d3d JD |
163 | goto end; |
164 | ||
165 | error: | |
166 | BT_PUT(writer_stream_class); | |
167 | end: | |
b2f1f465 | 168 | bt_put(writer_trace); |
b2f1f465 | 169 | bt_put(trace); |
bc506aa5 JD |
170 | return writer_stream_class; |
171 | } | |
172 | ||
2881e5b5 JD |
173 | static |
174 | enum fs_writer_stream_state *insert_new_stream_state( | |
175 | struct writer_component *writer_component, | |
176 | struct fs_writer *fs_writer, struct bt_ctf_stream *stream) | |
177 | { | |
178 | enum fs_writer_stream_state *v = NULL; | |
179 | ||
180 | v = g_new0(enum fs_writer_stream_state, 1); | |
181 | if (!v) { | |
182 | fprintf(writer_component->err, | |
183 | "[error] %s in %s:%d\n", __func__, | |
184 | __FILE__, __LINE__); | |
185 | } | |
186 | *v = FS_WRITER_UNKNOWN_STREAM; | |
187 | ||
188 | g_hash_table_insert(fs_writer->stream_states, stream, v); | |
189 | ||
190 | return v; | |
191 | } | |
192 | ||
6ca0eb99 JD |
193 | /* |
194 | * Make sure the output path is valid for a single trace: either it does | |
195 | * not exists or it is empty. | |
196 | * | |
197 | * Return 0 if the path is valid, -1 otherwise. | |
198 | */ | |
199 | static | |
200 | bool valid_single_trace_path(const char *path) | |
201 | { | |
bfe3fb96 MJ |
202 | GError *error = NULL; |
203 | GDir *dir = NULL; | |
204 | int ret = 0; | |
205 | ||
206 | dir = g_dir_open(path, 0, &error); | |
6ca0eb99 | 207 | |
802af08e | 208 | /* Non-existent directory. */ |
6ca0eb99 | 209 | if (!dir) { |
bfe3fb96 MJ |
210 | /* For any other error, return an error */ |
211 | if (error->code != G_FILE_ERROR_NOENT) { | |
212 | ret = -1; | |
6ca0eb99 | 213 | } |
6ca0eb99 JD |
214 | goto end; |
215 | } | |
216 | ||
bfe3fb96 MJ |
217 | /* g_dir_read_name skips "." and "..", error out on first result */ |
218 | while (g_dir_read_name(dir) != NULL) { | |
6ca0eb99 | 219 | ret = -1; |
bfe3fb96 | 220 | break; |
6ca0eb99 JD |
221 | } |
222 | ||
223 | end: | |
bfe3fb96 MJ |
224 | if (dir) { |
225 | g_dir_close(dir); | |
226 | } | |
227 | if (error) { | |
228 | g_error_free(error); | |
229 | } | |
230 | ||
6ca0eb99 JD |
231 | return ret; |
232 | } | |
233 | ||
9b4f54fb JD |
234 | static |
235 | int make_trace_path(struct writer_component *writer_component, | |
236 | struct bt_ctf_trace *trace, char *trace_path) | |
237 | { | |
238 | int ret; | |
239 | const char *trace_name; | |
240 | ||
6ca0eb99 JD |
241 | if (writer_component->single_trace) { |
242 | trace_name = "\0"; | |
243 | } else { | |
244 | trace_name = bt_ctf_trace_get_name(trace); | |
245 | if (!trace_name) { | |
246 | trace_name = writer_component->trace_name_base->str; | |
247 | } | |
9b4f54fb | 248 | } |
9b4f54fb JD |
249 | |
250 | /* Sanitize the trace name. */ | |
251 | if (strlen(trace_name) == 2 && !strcmp(trace_name, "..")) { | |
252 | fprintf(writer_component->err, "[error] Trace name cannot " | |
253 | "be \"..\"\n"); | |
254 | goto error; | |
255 | } | |
256 | ||
257 | if (strstr(trace_name, "../")) { | |
258 | fprintf(writer_component->err, "[error] Trace name cannot " | |
259 | "contain \"../\", received \"%s\"\n", | |
260 | trace_name); | |
261 | goto error; | |
262 | ||
263 | } | |
264 | ||
265 | snprintf(trace_path, PATH_MAX, "%s/%s", | |
266 | writer_component->base_path->str, | |
267 | trace_name); | |
6ca0eb99 JD |
268 | /* |
269 | * Append a suffix if the trace_path exists and we are not in | |
270 | * single-trace mode. | |
271 | */ | |
272 | if (writer_component->single_trace) { | |
273 | if (valid_single_trace_path(trace_path) != 0) { | |
274 | fprintf(writer_component->err, | |
275 | "[error] Invalid output directory\n"); | |
9b4f54fb JD |
276 | goto error; |
277 | } | |
6ca0eb99 JD |
278 | } else { |
279 | if (g_file_test(trace_path, G_FILE_TEST_EXISTS)) { | |
280 | int i = 0; | |
281 | ||
282 | do { | |
283 | snprintf(trace_path, PATH_MAX, "%s/%s-%d", | |
284 | writer_component->base_path->str, | |
285 | trace_name, ++i); | |
286 | } while (g_file_test(trace_path, G_FILE_TEST_EXISTS) && i < INT_MAX); | |
287 | if (i == INT_MAX) { | |
288 | fprintf(writer_component->err, "[error] Unable to find " | |
289 | "a unique trace path\n"); | |
290 | goto error; | |
291 | } | |
292 | } | |
9b4f54fb JD |
293 | } |
294 | ||
295 | ret = 0; | |
9b4f54fb JD |
296 | goto end; |
297 | ||
298 | error: | |
299 | ret = -1; | |
300 | end: | |
301 | return ret; | |
302 | } | |
303 | ||
bc506aa5 | 304 | static |
f3168545 | 305 | struct fs_writer *insert_new_writer( |
bc506aa5 JD |
306 | struct writer_component *writer_component, |
307 | struct bt_ctf_trace *trace) | |
308 | { | |
9ae49d3d JD |
309 | struct bt_ctf_writer *ctf_writer = NULL; |
310 | struct bt_ctf_trace *writer_trace = NULL; | |
9b4f54fb | 311 | char trace_path[PATH_MAX]; |
bc506aa5 | 312 | enum bt_component_status ret; |
cdcf612f JD |
313 | struct bt_ctf_stream *stream = NULL; |
314 | struct fs_writer *fs_writer = NULL; | |
315 | int nr_stream, i; | |
bc506aa5 | 316 | |
6ca0eb99 JD |
317 | if (writer_component->single_trace && writer_component->nr_traces > 0) { |
318 | fprintf(writer_component->err, "[error] Trying to process more " | |
319 | "than one trace but --single-trace mode " | |
320 | "enabled\n"); | |
321 | goto error; | |
322 | } | |
323 | ||
9b4f54fb JD |
324 | ret = make_trace_path(writer_component, trace, trace_path); |
325 | if (ret) { | |
326 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
327 | __func__, __FILE__, __LINE__); | |
328 | goto error; | |
329 | } | |
330 | ||
331 | printf("ctf.fs sink creating trace in %s\n", trace_path); | |
9057f037 | 332 | |
9b4f54fb | 333 | ctf_writer = bt_ctf_writer_create(trace_path); |
bc506aa5 JD |
334 | if (!ctf_writer) { |
335 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
336 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 337 | goto error; |
bc506aa5 JD |
338 | } |
339 | ||
91b73004 JD |
340 | writer_trace = bt_ctf_writer_get_trace(ctf_writer); |
341 | if (!writer_trace) { | |
91b73004 JD |
342 | fprintf(writer_component->err, |
343 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
344 | __LINE__); | |
9ae49d3d | 345 | goto error; |
91b73004 JD |
346 | } |
347 | ||
348 | ret = ctf_copy_trace(writer_component->err, trace, writer_trace); | |
bc506aa5 JD |
349 | if (ret != BT_COMPONENT_STATUS_OK) { |
350 | fprintf(writer_component->err, "[error] Failed to copy trace\n"); | |
351 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
352 | __func__, __FILE__, __LINE__); | |
353 | BT_PUT(ctf_writer); | |
f3168545 | 354 | goto error; |
bc506aa5 | 355 | } |
f3168545 JD |
356 | |
357 | fs_writer = g_new0(struct fs_writer, 1); | |
358 | if (!fs_writer) { | |
359 | fprintf(writer_component->err, | |
360 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
361 | __LINE__); | |
362 | goto error; | |
363 | } | |
364 | fs_writer->writer = ctf_writer; | |
cdcf612f JD |
365 | fs_writer->trace = trace; |
366 | fs_writer->writer_trace = writer_trace; | |
6f25f7c4 | 367 | fs_writer->writer_component = writer_component; |
cdcf612f | 368 | BT_PUT(writer_trace); |
a619fcb7 JD |
369 | fs_writer->stream_class_map = g_hash_table_new_full(g_direct_hash, |
370 | g_direct_equal, NULL, (GDestroyNotify) unref_stream_class); | |
371 | fs_writer->stream_map = g_hash_table_new_full(g_direct_hash, | |
372 | g_direct_equal, NULL, (GDestroyNotify) unref_stream); | |
cdcf612f JD |
373 | fs_writer->stream_states = g_hash_table_new_full(g_direct_hash, |
374 | g_direct_equal, NULL, destroy_stream_state_key); | |
375 | ||
376 | /* Set all the existing streams in the unknown state. */ | |
377 | nr_stream = bt_ctf_trace_get_stream_count(trace); | |
378 | for (i = 0; i < nr_stream; i++) { | |
cdcf612f JD |
379 | stream = bt_ctf_trace_get_stream_by_index(trace, i); |
380 | if (!stream) { | |
381 | fprintf(writer_component->err, | |
382 | "[error] %s in %s:%d\n", __func__, | |
383 | __FILE__, __LINE__); | |
384 | goto error; | |
385 | } | |
2881e5b5 | 386 | insert_new_stream_state(writer_component, fs_writer, stream); |
cdcf612f JD |
387 | BT_PUT(stream); |
388 | } | |
389 | ||
390 | /* Check if the trace is already static or register a listener. */ | |
f3168545 JD |
391 | if (bt_ctf_trace_is_static(trace)) { |
392 | fs_writer->trace_static = 1; | |
393 | fs_writer->static_listener_id = -1; | |
394 | } else { | |
395 | ret = bt_ctf_trace_add_is_static_listener(trace, | |
6f25f7c4 | 396 | trace_is_static_listener, fs_writer); |
f3168545 JD |
397 | if (ret < 0) { |
398 | fprintf(writer_component->err, | |
399 | "[error] %s in %s:%d\n", __func__, __FILE__, | |
400 | __LINE__); | |
f3168545 JD |
401 | goto error; |
402 | } | |
403 | fs_writer->static_listener_id = ret; | |
404 | } | |
bc506aa5 | 405 | |
6ca0eb99 | 406 | writer_component->nr_traces++; |
bc506aa5 | 407 | g_hash_table_insert(writer_component->trace_map, (gpointer) trace, |
f3168545 | 408 | fs_writer); |
bc506aa5 | 409 | |
9ae49d3d JD |
410 | goto end; |
411 | ||
412 | error: | |
cdcf612f JD |
413 | g_free(fs_writer); |
414 | fs_writer = NULL; | |
9ae49d3d | 415 | bt_put(writer_trace); |
cdcf612f | 416 | bt_put(stream); |
9ae49d3d | 417 | BT_PUT(ctf_writer); |
bc506aa5 | 418 | end: |
f3168545 | 419 | return fs_writer; |
bc506aa5 JD |
420 | } |
421 | ||
422 | static | |
f3168545 | 423 | struct fs_writer *get_fs_writer(struct writer_component *writer_component, |
bc506aa5 JD |
424 | struct bt_ctf_stream_class *stream_class) |
425 | { | |
9ae49d3d | 426 | struct bt_ctf_trace *trace = NULL; |
f3168545 | 427 | struct fs_writer *fs_writer; |
bc506aa5 JD |
428 | |
429 | trace = bt_ctf_stream_class_get_trace(stream_class); | |
430 | if (!trace) { | |
bc506aa5 JD |
431 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
432 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 433 | goto error; |
bc506aa5 JD |
434 | } |
435 | ||
f3168545 | 436 | fs_writer = g_hash_table_lookup(writer_component->trace_map, |
bc506aa5 | 437 | (gpointer) trace); |
f3168545 JD |
438 | if (!fs_writer) { |
439 | fs_writer = insert_new_writer(writer_component, trace); | |
bc506aa5 | 440 | } |
9ae49d3d JD |
441 | BT_PUT(trace); |
442 | goto end; | |
bc506aa5 | 443 | |
9ae49d3d | 444 | error: |
f3168545 | 445 | fs_writer = NULL; |
bc506aa5 | 446 | end: |
f3168545 | 447 | return fs_writer; |
bc506aa5 JD |
448 | } |
449 | ||
a619fcb7 JD |
450 | static |
451 | struct fs_writer *get_fs_writer_from_stream( | |
452 | struct writer_component *writer_component, | |
453 | struct bt_ctf_stream *stream) | |
454 | { | |
455 | struct bt_ctf_stream_class *stream_class = NULL; | |
456 | struct fs_writer *fs_writer; | |
457 | ||
458 | stream_class = bt_ctf_stream_get_class(stream); | |
459 | if (!stream_class) { | |
460 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
461 | __func__, __FILE__, __LINE__); | |
462 | goto error; | |
463 | } | |
464 | ||
465 | fs_writer = get_fs_writer(writer_component, stream_class); | |
466 | goto end; | |
467 | ||
468 | error: | |
469 | fs_writer = NULL; | |
470 | ||
471 | end: | |
472 | bt_put(stream_class); | |
473 | return fs_writer; | |
474 | } | |
475 | ||
476 | static | |
477 | struct bt_ctf_stream_class *lookup_stream_class( | |
478 | struct writer_component *writer_component, | |
479 | struct bt_ctf_stream_class *stream_class) | |
480 | { | |
481 | struct fs_writer *fs_writer = get_fs_writer( | |
482 | writer_component, stream_class); | |
483 | assert(fs_writer); | |
484 | return (struct bt_ctf_stream_class *) g_hash_table_lookup( | |
485 | fs_writer->stream_class_map, (gpointer) stream_class); | |
486 | } | |
487 | ||
488 | static | |
489 | struct bt_ctf_stream *lookup_stream(struct writer_component *writer_component, | |
490 | struct bt_ctf_stream *stream) | |
491 | { | |
492 | struct fs_writer *fs_writer = get_fs_writer_from_stream( | |
493 | writer_component, stream); | |
494 | assert(fs_writer); | |
495 | return (struct bt_ctf_stream *) g_hash_table_lookup( | |
496 | fs_writer->stream_map, (gpointer) stream); | |
497 | } | |
498 | ||
499 | static | |
500 | struct bt_ctf_stream *insert_new_stream( | |
501 | struct writer_component *writer_component, | |
502 | struct fs_writer *fs_writer, | |
503 | struct bt_ctf_stream_class *stream_class, | |
504 | struct bt_ctf_stream *stream) | |
505 | { | |
506 | struct bt_ctf_stream *writer_stream = NULL; | |
507 | struct bt_ctf_stream_class *writer_stream_class = NULL; | |
508 | struct bt_ctf_writer *ctf_writer = bt_get(fs_writer->writer); | |
509 | ||
510 | writer_stream_class = lookup_stream_class(writer_component, | |
511 | stream_class); | |
512 | if (!writer_stream_class) { | |
513 | writer_stream_class = insert_new_stream_class( | |
514 | writer_component, fs_writer, stream_class); | |
515 | if (!writer_stream_class) { | |
516 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
517 | __func__, __FILE__, __LINE__); | |
518 | goto error; | |
519 | } | |
520 | } | |
521 | bt_get(writer_stream_class); | |
522 | ||
e48a596a PP |
523 | writer_stream = bt_ctf_stream_create(writer_stream_class, |
524 | bt_ctf_stream_get_name(stream)); | |
a619fcb7 JD |
525 | if (!writer_stream) { |
526 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
527 | __func__, __FILE__, __LINE__); | |
528 | goto error; | |
529 | } | |
530 | ||
531 | g_hash_table_insert(fs_writer->stream_map, (gpointer) stream, | |
532 | writer_stream); | |
533 | ||
534 | goto end; | |
535 | ||
536 | error: | |
537 | BT_PUT(writer_stream); | |
538 | end: | |
539 | bt_put(ctf_writer); | |
540 | bt_put(writer_stream_class); | |
541 | return writer_stream; | |
542 | } | |
543 | ||
544 | static | |
545 | struct bt_ctf_event_class *get_event_class(struct writer_component *writer_component, | |
546 | struct bt_ctf_stream_class *writer_stream_class, | |
547 | struct bt_ctf_event_class *event_class) | |
548 | { | |
549 | return bt_ctf_stream_class_get_event_class_by_id(writer_stream_class, | |
550 | bt_ctf_event_class_get_id(event_class)); | |
551 | } | |
552 | ||
bc506aa5 JD |
553 | static |
554 | struct bt_ctf_stream *get_writer_stream( | |
555 | struct writer_component *writer_component, | |
556 | struct bt_ctf_packet *packet, struct bt_ctf_stream *stream) | |
557 | { | |
9ae49d3d | 558 | struct bt_ctf_stream *writer_stream = NULL; |
bc506aa5 | 559 | |
f384901f JD |
560 | writer_stream = lookup_stream(writer_component, stream); |
561 | if (!writer_stream) { | |
bc506aa5 JD |
562 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
563 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 564 | goto error; |
bc506aa5 | 565 | } |
9ae49d3d JD |
566 | bt_get(writer_stream); |
567 | ||
568 | goto end; | |
bc506aa5 | 569 | |
9ae49d3d JD |
570 | error: |
571 | BT_PUT(writer_stream); | |
572 | end: | |
bc506aa5 JD |
573 | return writer_stream; |
574 | } | |
575 | ||
f3168545 | 576 | BT_HIDDEN |
a619fcb7 JD |
577 | void writer_close(struct writer_component *writer_component, |
578 | struct fs_writer *fs_writer) | |
f3168545 | 579 | { |
ec273a88 | 580 | if (fs_writer->static_listener_id >= 0) { |
a619fcb7 | 581 | bt_ctf_trace_remove_is_static_listener(fs_writer->trace, |
f3168545 JD |
582 | fs_writer->static_listener_id); |
583 | } | |
a619fcb7 JD |
584 | |
585 | /* Empty the stream class HT. */ | |
586 | g_hash_table_foreach_remove(fs_writer->stream_class_map, | |
587 | empty_ht, NULL); | |
588 | g_hash_table_destroy(fs_writer->stream_class_map); | |
589 | ||
590 | /* Empty the stream HT. */ | |
591 | g_hash_table_foreach_remove(fs_writer->stream_map, | |
2e4636e1 | 592 | empty_streams_ht, NULL); |
a619fcb7 | 593 | g_hash_table_destroy(fs_writer->stream_map); |
cdcf612f JD |
594 | |
595 | /* Empty the stream state HT. */ | |
596 | g_hash_table_foreach_remove(fs_writer->stream_states, | |
597 | empty_ht, NULL); | |
598 | g_hash_table_destroy(fs_writer->stream_states); | |
f3168545 JD |
599 | } |
600 | ||
f384901f JD |
601 | BT_HIDDEN |
602 | enum bt_component_status writer_stream_begin( | |
603 | struct writer_component *writer_component, | |
604 | struct bt_ctf_stream *stream) | |
605 | { | |
606 | struct bt_ctf_stream_class *stream_class = NULL; | |
607 | struct fs_writer *fs_writer; | |
f384901f JD |
608 | struct bt_ctf_stream *writer_stream = NULL; |
609 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 610 | enum fs_writer_stream_state *state; |
f384901f JD |
611 | |
612 | stream_class = bt_ctf_stream_get_class(stream); | |
613 | if (!stream_class) { | |
614 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
615 | __func__, __FILE__, __LINE__); | |
616 | goto error; | |
617 | } | |
618 | ||
619 | fs_writer = get_fs_writer(writer_component, stream_class); | |
620 | if (!fs_writer) { | |
621 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
622 | __func__, __FILE__, __LINE__); | |
623 | goto error; | |
624 | } | |
cdcf612f JD |
625 | |
626 | /* Set the stream as active */ | |
627 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
2881e5b5 JD |
628 | if (!state) { |
629 | if (fs_writer->trace_static) { | |
630 | fprintf(writer_component->err, "[error] Adding a new " | |
631 | "stream on a static trace\n"); | |
632 | goto error; | |
633 | } | |
634 | state = insert_new_stream_state(writer_component, fs_writer, | |
635 | stream); | |
636 | } | |
cdcf612f JD |
637 | if (*state != FS_WRITER_UNKNOWN_STREAM) { |
638 | fprintf(writer_component->err, "[error] Unexpected stream " | |
639 | "state %d\n", *state); | |
640 | goto error; | |
641 | } | |
642 | *state = FS_WRITER_ACTIVE_STREAM; | |
643 | ||
a619fcb7 | 644 | writer_stream = insert_new_stream(writer_component, fs_writer, |
f384901f JD |
645 | stream_class, stream); |
646 | if (!writer_stream) { | |
647 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
648 | __func__, __FILE__, __LINE__); | |
649 | goto error; | |
650 | } | |
f384901f JD |
651 | |
652 | goto end; | |
653 | ||
654 | error: | |
655 | ret = BT_COMPONENT_STATUS_ERROR; | |
656 | end: | |
f384901f JD |
657 | bt_put(stream_class); |
658 | return ret; | |
659 | } | |
660 | ||
f3168545 JD |
661 | BT_HIDDEN |
662 | enum bt_component_status writer_stream_end( | |
663 | struct writer_component *writer_component, | |
664 | struct bt_ctf_stream *stream) | |
665 | { | |
666 | struct bt_ctf_stream_class *stream_class = NULL; | |
667 | struct fs_writer *fs_writer; | |
668 | struct bt_ctf_trace *trace = NULL; | |
669 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; | |
cdcf612f | 670 | enum fs_writer_stream_state *state; |
f3168545 | 671 | |
f3168545 JD |
672 | stream_class = bt_ctf_stream_get_class(stream); |
673 | if (!stream_class) { | |
674 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
675 | __func__, __FILE__, __LINE__); | |
676 | goto error; | |
677 | } | |
678 | ||
679 | fs_writer = get_fs_writer(writer_component, stream_class); | |
680 | if (!fs_writer) { | |
681 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
682 | __func__, __FILE__, __LINE__); | |
683 | goto error; | |
684 | } | |
cdcf612f JD |
685 | |
686 | state = g_hash_table_lookup(fs_writer->stream_states, stream); | |
687 | if (*state != FS_WRITER_ACTIVE_STREAM) { | |
688 | fprintf(writer_component->err, "[error] Unexpected stream " | |
689 | "state %d\n", *state); | |
690 | goto error; | |
691 | } | |
692 | *state = FS_WRITER_COMPLETED_STREAM; | |
693 | ||
a619fcb7 | 694 | g_hash_table_remove(fs_writer->stream_map, stream); |
f3168545 | 695 | |
cdcf612f JD |
696 | if (fs_writer->trace_static) { |
697 | int trace_completed = 1; | |
698 | ||
699 | g_hash_table_foreach(fs_writer->stream_states, | |
700 | check_completed_trace, &trace_completed); | |
701 | if (trace_completed) { | |
702 | writer_close(writer_component, fs_writer); | |
703 | g_hash_table_remove(writer_component->trace_map, | |
704 | fs_writer->trace); | |
705 | } | |
f3168545 JD |
706 | } |
707 | ||
708 | goto end; | |
709 | ||
710 | error: | |
711 | ret = BT_COMPONENT_STATUS_ERROR; | |
712 | end: | |
713 | BT_PUT(trace); | |
714 | BT_PUT(stream_class); | |
715 | return ret; | |
716 | } | |
717 | ||
bc506aa5 JD |
718 | BT_HIDDEN |
719 | enum bt_component_status writer_new_packet( | |
720 | struct writer_component *writer_component, | |
721 | struct bt_ctf_packet *packet) | |
722 | { | |
9ae49d3d | 723 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
bc506aa5 | 724 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
b2f1f465 | 725 | int int_ret; |
bc506aa5 JD |
726 | |
727 | stream = bt_ctf_packet_get_stream(packet); | |
728 | if (!stream) { | |
bc506aa5 JD |
729 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
730 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 731 | goto error; |
bc506aa5 JD |
732 | } |
733 | ||
bc506aa5 JD |
734 | writer_stream = get_writer_stream(writer_component, packet, stream); |
735 | if (!writer_stream) { | |
bc506aa5 JD |
736 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
737 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 738 | goto error; |
bc506aa5 | 739 | } |
9ae49d3d | 740 | BT_PUT(stream); |
bc506aa5 | 741 | |
9877e1aa JD |
742 | int_ret = ctf_stream_copy_packet_context( |
743 | writer_component->err, packet, writer_stream); | |
744 | if (int_ret < 0) { | |
745 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
746 | __func__, __FILE__, __LINE__); | |
747 | goto error; | |
b2f1f465 | 748 | } |
387483fc JD |
749 | |
750 | ret = ctf_stream_copy_packet_header(writer_component->err, | |
751 | packet, writer_stream); | |
752 | if (ret != 0) { | |
753 | fprintf(writer_component->err, "[error] %s in %s:%d\n", | |
754 | __func__, __FILE__, __LINE__); | |
755 | goto error; | |
756 | } | |
b2f1f465 | 757 | |
9ae49d3d | 758 | goto end; |
bc506aa5 | 759 | |
9ae49d3d JD |
760 | error: |
761 | ret = BT_COMPONENT_STATUS_ERROR; | |
762 | end: | |
763 | bt_put(writer_stream); | |
91b73004 | 764 | bt_put(stream); |
bc506aa5 JD |
765 | return ret; |
766 | } | |
767 | ||
768 | BT_HIDDEN | |
769 | enum bt_component_status writer_close_packet( | |
770 | struct writer_component *writer_component, | |
771 | struct bt_ctf_packet *packet) | |
772 | { | |
9ae49d3d | 773 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; |
bc506aa5 JD |
774 | enum bt_component_status ret; |
775 | ||
776 | stream = bt_ctf_packet_get_stream(packet); | |
777 | if (!stream) { | |
bc506aa5 JD |
778 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
779 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 780 | goto error; |
bc506aa5 JD |
781 | } |
782 | ||
783 | writer_stream = lookup_stream(writer_component, stream); | |
784 | if (!writer_stream) { | |
bc506aa5 JD |
785 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
786 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 787 | goto error; |
bc506aa5 | 788 | } |
9ae49d3d | 789 | BT_PUT(stream); |
bc506aa5 | 790 | |
9ae49d3d | 791 | bt_get(writer_stream); |
bc506aa5 | 792 | |
bc506aa5 JD |
793 | ret = bt_ctf_stream_flush(writer_stream); |
794 | if (ret < 0) { | |
795 | fprintf(writer_component->err, | |
796 | "[error] Failed to flush packet\n"); | |
9ae49d3d | 797 | goto error; |
bc506aa5 | 798 | } |
9ae49d3d | 799 | BT_PUT(writer_stream); |
bc506aa5 JD |
800 | |
801 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 802 | goto end; |
bc506aa5 | 803 | |
9ae49d3d JD |
804 | error: |
805 | ret = BT_COMPONENT_STATUS_ERROR; | |
806 | end: | |
bc506aa5 | 807 | bt_put(writer_stream); |
bc506aa5 | 808 | bt_put(stream); |
bc506aa5 JD |
809 | return ret; |
810 | } | |
811 | ||
bc506aa5 JD |
812 | BT_HIDDEN |
813 | enum bt_component_status writer_output_event( | |
814 | struct writer_component *writer_component, | |
815 | struct bt_ctf_event *event) | |
816 | { | |
817 | enum bt_component_status ret; | |
9ae49d3d JD |
818 | struct bt_ctf_event_class *event_class = NULL, *writer_event_class = NULL; |
819 | struct bt_ctf_stream *stream = NULL, *writer_stream = NULL; | |
820 | struct bt_ctf_stream_class *stream_class = NULL, *writer_stream_class = NULL; | |
821 | struct bt_ctf_event *writer_event = NULL; | |
bc506aa5 JD |
822 | const char *event_name; |
823 | int int_ret; | |
824 | ||
825 | event_class = bt_ctf_event_get_class(event); | |
826 | if (!event_class) { | |
bc506aa5 JD |
827 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
828 | __FILE__, __LINE__); | |
9ae49d3d | 829 | goto error; |
bc506aa5 JD |
830 | } |
831 | ||
832 | event_name = bt_ctf_event_class_get_name(event_class); | |
833 | if (!event_name) { | |
bc506aa5 JD |
834 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
835 | __FILE__, __LINE__); | |
9ae49d3d | 836 | goto error; |
bc506aa5 | 837 | } |
bc506aa5 JD |
838 | |
839 | stream = bt_ctf_event_get_stream(event); | |
840 | if (!stream) { | |
bc506aa5 JD |
841 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
842 | __FILE__, __LINE__); | |
9ae49d3d | 843 | goto error; |
bc506aa5 JD |
844 | } |
845 | ||
846 | writer_stream = lookup_stream(writer_component, stream); | |
847 | if (!writer_stream || !bt_get(writer_stream)) { | |
bc506aa5 JD |
848 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
849 | __FILE__, __LINE__); | |
9ae49d3d | 850 | goto error; |
bc506aa5 JD |
851 | } |
852 | ||
853 | stream_class = bt_ctf_event_class_get_stream_class(event_class); | |
854 | if (!stream_class) { | |
bc506aa5 JD |
855 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
856 | __FILE__, __LINE__); | |
9ae49d3d | 857 | goto error; |
bc506aa5 JD |
858 | } |
859 | ||
a619fcb7 | 860 | writer_stream_class = lookup_stream_class(writer_component, stream_class); |
bc506aa5 | 861 | if (!writer_stream_class || !bt_get(writer_stream_class)) { |
bc506aa5 JD |
862 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
863 | __FILE__, __LINE__); | |
9ae49d3d | 864 | goto error; |
bc506aa5 JD |
865 | } |
866 | ||
867 | writer_event_class = get_event_class(writer_component, | |
868 | writer_stream_class, event_class); | |
869 | if (!writer_event_class) { | |
af34e875 JD |
870 | writer_event_class = ctf_copy_event_class(writer_component->err, |
871 | event_class); | |
872 | if (!writer_event_class) { | |
af34e875 JD |
873 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
874 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 875 | goto error; |
af34e875 JD |
876 | } |
877 | int_ret = bt_ctf_stream_class_add_event_class( | |
878 | writer_stream_class, writer_event_class); | |
879 | if (int_ret) { | |
af34e875 JD |
880 | fprintf(writer_component->err, "[error] %s in %s:%d\n", |
881 | __func__, __FILE__, __LINE__); | |
9ae49d3d | 882 | goto error; |
af34e875 | 883 | } |
bc506aa5 JD |
884 | } |
885 | ||
b2f1f465 JD |
886 | writer_event = ctf_copy_event(writer_component->err, event, |
887 | writer_event_class, true); | |
bc506aa5 | 888 | if (!writer_event) { |
bc506aa5 JD |
889 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
890 | __FILE__, __LINE__); | |
891 | fprintf(writer_component->err, "[error] Failed to copy event %s\n", | |
892 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 893 | goto error; |
bc506aa5 JD |
894 | } |
895 | ||
896 | int_ret = bt_ctf_stream_append_event(writer_stream, writer_event); | |
897 | if (int_ret < 0) { | |
bc506aa5 JD |
898 | fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__, |
899 | __FILE__, __LINE__); | |
900 | fprintf(writer_component->err, "[error] Failed to append event %s\n", | |
901 | bt_ctf_event_class_get_name(writer_event_class)); | |
9ae49d3d | 902 | goto error; |
bc506aa5 JD |
903 | } |
904 | ||
905 | ret = BT_COMPONENT_STATUS_OK; | |
9ae49d3d | 906 | goto end; |
bc506aa5 | 907 | |
9ae49d3d JD |
908 | error: |
909 | ret = BT_COMPONENT_STATUS_ERROR; | |
910 | end: | |
bc506aa5 | 911 | bt_put(writer_event); |
bc506aa5 | 912 | bt_put(writer_event_class); |
bc506aa5 | 913 | bt_put(writer_stream_class); |
bc506aa5 | 914 | bt_put(stream_class); |
bc506aa5 | 915 | bt_put(writer_stream); |
bc506aa5 | 916 | bt_put(stream); |
bc506aa5 | 917 | bt_put(event_class); |
bc506aa5 JD |
918 | return ret; |
919 | } |