Commit | Line | Data |
---|---|---|
7a278c8e | 1 | /* |
ea0b4b9e | 2 | * fs.c |
7a278c8e | 3 | * |
ea0b4b9e | 4 | * Babeltrace CTF file system Reader Component |
7a278c8e | 5 | * |
1a9f7075 | 6 | * Copyright 2015-2017 Philippe Proulx <pproulx@efficios.com> |
f3bc2010 | 7 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
7a278c8e | 8 | * |
7a278c8e JG |
9 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
10 | * of this software and associated documentation files (the "Software"), to deal | |
11 | * in the Software without restriction, including without limitation the rights | |
12 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
13 | * copies of the Software, and to permit persons to whom the Software is | |
14 | * furnished to do so, subject to the following conditions: | |
15 | * | |
16 | * The above copyright notice and this permission notice shall be included in | |
17 | * all copies or substantial portions of the Software. | |
18 | * | |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
20 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
22 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
23 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
24 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
25 | * SOFTWARE. | |
26 | */ | |
27 | ||
f67894f9 | 28 | #define BT_COMP_LOG_SELF_COMP self_comp |
3d731ea9 PP |
29 | #define BT_LOG_OUTPUT_LEVEL log_level |
30 | #define BT_LOG_TAG "PLUGIN/SRC.CTF.FS" | |
3fa1b6a3 | 31 | #include "logging/comp-logging.h" |
3d731ea9 | 32 | |
57952005 | 33 | #include "common/common.h" |
71c5da58 | 34 | #include <babeltrace2/babeltrace.h> |
d126826c | 35 | #include "common/uuid.h" |
ea0b4b9e | 36 | #include <glib.h> |
57952005 | 37 | #include "common/assert.h" |
94cf822e | 38 | #include <inttypes.h> |
c55a9f58 | 39 | #include <stdbool.h> |
56a1cced | 40 | #include "fs.h" |
413bc2c4 | 41 | #include "metadata.h" |
94cf822e | 42 | #include "data-stream-file.h" |
e7a4393b | 43 | #include "file.h" |
1e649dff | 44 | #include "../common/metadata/decoder.h" |
cd03c43c | 45 | #include "../common/metadata/ctf-meta-configure-ir-trace.h" |
b09a5592 | 46 | #include "../common/msg-iter/msg-iter.h" |
04c0ba87 | 47 | #include "query.h" |
c423217e | 48 | #include "plugins/common/param-validation/param-validation.h" |
e7a4393b | 49 | |
7b4d28d0 FD |
50 | struct tracer_info { |
51 | const char *name; | |
52 | int64_t major; | |
53 | int64_t minor; | |
54 | int64_t patch; | |
55 | }; | |
56 | ||
94cf822e | 57 | static |
b09a5592 | 58 | int msg_iter_data_set_current_ds_file(struct ctf_fs_msg_iter_data *msg_iter_data) |
94cf822e PP |
59 | { |
60 | struct ctf_fs_ds_file_info *ds_file_info; | |
61 | int ret = 0; | |
62 | ||
b09a5592 PP |
63 | BT_ASSERT(msg_iter_data->ds_file_info_index < |
64 | msg_iter_data->ds_file_group->ds_file_infos->len); | |
94cf822e | 65 | ds_file_info = g_ptr_array_index( |
b09a5592 PP |
66 | msg_iter_data->ds_file_group->ds_file_infos, |
67 | msg_iter_data->ds_file_info_index); | |
68 | ||
3b89958b | 69 | /* Destroy the previous ds file. */ |
b09a5592 | 70 | ctf_fs_ds_file_destroy(msg_iter_data->ds_file); |
3b89958b SM |
71 | |
72 | /* Create the new ds file. */ | |
b09a5592 PP |
73 | msg_iter_data->ds_file = ctf_fs_ds_file_create( |
74 | msg_iter_data->ds_file_group->ctf_fs_trace, | |
1d744019 | 75 | msg_iter_data->self_msg_iter, |
b09a5592 | 76 | msg_iter_data->ds_file_group->stream, |
3d731ea9 PP |
77 | ds_file_info->path->str, |
78 | msg_iter_data->log_level); | |
b09a5592 | 79 | if (!msg_iter_data->ds_file) { |
94cf822e PP |
80 | ret = -1; |
81 | } | |
82 | ||
3b89958b SM |
83 | /* Tell the ctf message iterator to iterate on the new ds file. */ |
84 | ctf_msg_iter_set_medops_data(msg_iter_data->msg_iter, | |
85 | msg_iter_data->ds_file); | |
86 | ||
94cf822e PP |
87 | return ret; |
88 | } | |
89 | ||
90 | static | |
b09a5592 PP |
91 | void ctf_fs_msg_iter_data_destroy( |
92 | struct ctf_fs_msg_iter_data *msg_iter_data) | |
94cf822e | 93 | { |
b09a5592 | 94 | if (!msg_iter_data) { |
94cf822e PP |
95 | return; |
96 | } | |
97 | ||
b09a5592 | 98 | ctf_fs_ds_file_destroy(msg_iter_data->ds_file); |
55fa6491 | 99 | |
b09a5592 | 100 | if (msg_iter_data->msg_iter) { |
5d452e1f | 101 | ctf_msg_iter_destroy(msg_iter_data->msg_iter); |
55fa6491 PP |
102 | } |
103 | ||
b09a5592 | 104 | g_free(msg_iter_data); |
94cf822e PP |
105 | } |
106 | ||
bbbd35bf PP |
107 | static |
108 | void set_msg_iter_emits_stream_beginning_end_messages( | |
109 | struct ctf_fs_msg_iter_data *msg_iter_data) | |
110 | { | |
5d452e1f | 111 | ctf_msg_iter_set_emit_stream_beginning_message( |
3b89958b | 112 | msg_iter_data->msg_iter, |
bbbd35bf | 113 | msg_iter_data->ds_file_info_index == 0); |
5d452e1f | 114 | ctf_msg_iter_set_emit_stream_end_message( |
3b89958b | 115 | msg_iter_data->msg_iter, |
bbbd35bf PP |
116 | msg_iter_data->ds_file_info_index == |
117 | msg_iter_data->ds_file_group->ds_file_infos->len - 1); | |
118 | } | |
119 | ||
3fd7b79d | 120 | static |
fb25b9e3 | 121 | bt_component_class_message_iterator_next_method_status ctf_fs_iterator_next_one( |
b09a5592 | 122 | struct ctf_fs_msg_iter_data *msg_iter_data, |
bbbd35bf | 123 | const bt_message **out_msg) |
ea0b4b9e | 124 | { |
fb25b9e3 | 125 | bt_component_class_message_iterator_next_method_status status; |
94cf822e | 126 | |
ec4a3354 | 127 | BT_ASSERT_DBG(msg_iter_data->ds_file); |
6ff151ad | 128 | |
bbbd35bf | 129 | while (true) { |
2d06585f SM |
130 | enum ctf_msg_iter_status msg_iter_status; |
131 | int ret; | |
132 | ||
133 | msg_iter_status = ctf_msg_iter_get_next_message( | |
134 | msg_iter_data->msg_iter, out_msg); | |
135 | ||
136 | switch (msg_iter_status) { | |
137 | case CTF_MSG_ITER_STATUS_OK: | |
138 | /* Cool, message has been written to *out_msg. */ | |
139 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
6ff151ad | 140 | goto end; |
6ff151ad | 141 | |
2d06585f | 142 | case CTF_MSG_ITER_STATUS_EOF: |
bbbd35bf PP |
143 | if (msg_iter_data->ds_file_info_index == |
144 | msg_iter_data->ds_file_group->ds_file_infos->len - 1) { | |
145 | /* End of all group's stream files */ | |
2d06585f | 146 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END; |
bbbd35bf PP |
147 | goto end; |
148 | } | |
149 | ||
150 | msg_iter_data->ds_file_info_index++; | |
5d452e1f | 151 | ctf_msg_iter_reset_for_next_stream_file( |
989925d1 | 152 | msg_iter_data->msg_iter); |
bbbd35bf PP |
153 | set_msg_iter_emits_stream_beginning_end_messages( |
154 | msg_iter_data); | |
94cf822e | 155 | |
94cf822e | 156 | /* |
bbbd35bf PP |
157 | * Open and start reading the next stream file |
158 | * within our stream file group. | |
94cf822e | 159 | */ |
bbbd35bf PP |
160 | ret = msg_iter_data_set_current_ds_file(msg_iter_data); |
161 | if (ret) { | |
fb25b9e3 | 162 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
bbbd35bf PP |
163 | goto end; |
164 | } | |
165 | ||
2d06585f | 166 | /* Continue the loop to get the next message. */ |
bbbd35bf | 167 | break; |
2d06585f SM |
168 | |
169 | case CTF_MSG_ITER_STATUS_AGAIN: | |
170 | /* | |
171 | * Should not make it this far as this is | |
172 | * medium-specific; there is nothing for the user to do | |
173 | * and it should have been handled upstream. | |
174 | */ | |
175 | bt_common_abort(); | |
176 | ||
bbbd35bf | 177 | default: |
2d06585f | 178 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
94cf822e PP |
179 | goto end; |
180 | } | |
94cf822e | 181 | } |
d01e0f33 | 182 | |
94cf822e | 183 | end: |
3fd7b79d PP |
184 | return status; |
185 | } | |
186 | ||
187 | BT_HIDDEN | |
fb25b9e3 | 188 | bt_component_class_message_iterator_next_method_status ctf_fs_iterator_next( |
b09a5592 PP |
189 | bt_self_message_iterator *iterator, |
190 | bt_message_array_const msgs, uint64_t capacity, | |
3fd7b79d PP |
191 | uint64_t *count) |
192 | { | |
44381fae | 193 | bt_component_class_message_iterator_next_method_status status; |
b09a5592 PP |
194 | struct ctf_fs_msg_iter_data *msg_iter_data = |
195 | bt_self_message_iterator_get_data(iterator); | |
3fd7b79d PP |
196 | uint64_t i = 0; |
197 | ||
44381fae SM |
198 | if (G_UNLIKELY(msg_iter_data->next_saved_error)) { |
199 | /* | |
200 | * Last time we were called, we hit an error but had some | |
201 | * messages to deliver, so we stashed the error here. Return | |
202 | * it now. | |
203 | */ | |
204 | BT_CURRENT_THREAD_MOVE_ERROR_AND_RESET(msg_iter_data->next_saved_error); | |
205 | status = msg_iter_data->next_saved_status; | |
206 | goto end; | |
207 | } | |
208 | ||
209 | do { | |
b09a5592 | 210 | status = ctf_fs_iterator_next_one(msg_iter_data, &msgs[i]); |
fb25b9e3 | 211 | if (status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
3fd7b79d PP |
212 | i++; |
213 | } | |
44381fae SM |
214 | } while (i < capacity && |
215 | status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK); | |
3fd7b79d PP |
216 | |
217 | if (i > 0) { | |
218 | /* | |
219 | * Even if ctf_fs_iterator_next_one() returned something | |
fb25b9e3 | 220 | * else than BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK, we |
b09a5592 PP |
221 | * accumulated message objects in the output |
222 | * message array, so we need to return | |
fb25b9e3 | 223 | * BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK so that they are |
3fd7b79d | 224 | * transfered to downstream. This other status occurs |
b09a5592 | 225 | * again the next time muxer_msg_iter_do_next() is |
3fd7b79d | 226 | * called, possibly without any accumulated |
b09a5592 | 227 | * message, in which case we'll return it. |
3fd7b79d | 228 | */ |
44381fae SM |
229 | if (status < 0) { |
230 | /* | |
231 | * Save this error for the next _next call. Assume that | |
232 | * this component always appends error causes when | |
233 | * returning an error status code, which will cause the | |
234 | * current thread error to be non-NULL. | |
235 | */ | |
236 | msg_iter_data->next_saved_error = bt_current_thread_take_error(); | |
237 | BT_ASSERT(msg_iter_data->next_saved_error); | |
238 | msg_iter_data->next_saved_status = status; | |
239 | } | |
240 | ||
3fd7b79d | 241 | *count = i; |
fb25b9e3 | 242 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
3fd7b79d PP |
243 | } |
244 | ||
44381fae | 245 | end: |
3fd7b79d | 246 | return status; |
ea0b4b9e | 247 | } |
bfd20a42 | 248 | |
a02839ae PP |
249 | static |
250 | int ctf_fs_iterator_reset(struct ctf_fs_msg_iter_data *msg_iter_data) | |
251 | { | |
252 | int ret; | |
253 | ||
254 | msg_iter_data->ds_file_info_index = 0; | |
255 | ret = msg_iter_data_set_current_ds_file(msg_iter_data); | |
256 | if (ret) { | |
257 | goto end; | |
258 | } | |
259 | ||
5d452e1f | 260 | ctf_msg_iter_reset(msg_iter_data->msg_iter); |
a02839ae PP |
261 | set_msg_iter_emits_stream_beginning_end_messages(msg_iter_data); |
262 | ||
263 | end: | |
264 | return ret; | |
265 | } | |
266 | ||
267 | BT_HIDDEN | |
fb25b9e3 PP |
268 | bt_component_class_message_iterator_seek_beginning_method_status |
269 | ctf_fs_iterator_seek_beginning(bt_self_message_iterator *it) | |
a02839ae PP |
270 | { |
271 | struct ctf_fs_msg_iter_data *msg_iter_data = | |
272 | bt_self_message_iterator_get_data(it); | |
fb25b9e3 PP |
273 | bt_component_class_message_iterator_seek_beginning_method_status status = |
274 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_OK; | |
a02839ae PP |
275 | |
276 | BT_ASSERT(msg_iter_data); | |
277 | if (ctf_fs_iterator_reset(msg_iter_data)) { | |
fb25b9e3 | 278 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_ERROR; |
a02839ae PP |
279 | } |
280 | ||
281 | return status; | |
282 | } | |
283 | ||
284 | BT_HIDDEN | |
b09a5592 | 285 | void ctf_fs_iterator_finalize(bt_self_message_iterator *it) |
760051fa | 286 | { |
b09a5592 PP |
287 | ctf_fs_msg_iter_data_destroy( |
288 | bt_self_message_iterator_get_data(it)); | |
760051fa JG |
289 | } |
290 | ||
a02839ae | 291 | BT_HIDDEN |
4175c1d5 | 292 | bt_component_class_message_iterator_initialize_method_status ctf_fs_iterator_init( |
b09a5592 | 293 | bt_self_message_iterator *self_msg_iter, |
9415de1c | 294 | bt_self_message_iterator_configuration *config, |
f67894f9 | 295 | bt_self_component_source *self_comp_src, |
8eee8ea2 | 296 | bt_self_component_port_output *self_port) |
4c1456f0 | 297 | { |
4f1f88a6 | 298 | struct ctf_fs_port_data *port_data; |
b09a5592 | 299 | struct ctf_fs_msg_iter_data *msg_iter_data = NULL; |
4175c1d5 FD |
300 | bt_component_class_message_iterator_initialize_method_status ret = |
301 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK; | |
3d731ea9 | 302 | bt_logging_level log_level; |
5c3441d8 SM |
303 | bt_self_component *self_comp = |
304 | bt_self_component_source_as_self_component(self_comp_src); | |
760051fa | 305 | |
834e9996 | 306 | port_data = bt_self_component_port_get_data( |
bb61965b | 307 | bt_self_component_port_output_as_self_component_port( |
834e9996 PP |
308 | self_port)); |
309 | BT_ASSERT(port_data); | |
3d731ea9 | 310 | log_level = port_data->ctf_fs->log_level; |
b09a5592 PP |
311 | msg_iter_data = g_new0(struct ctf_fs_msg_iter_data, 1); |
312 | if (!msg_iter_data) { | |
4175c1d5 | 313 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
94cf822e PP |
314 | goto error; |
315 | } | |
316 | ||
3d731ea9 | 317 | msg_iter_data->log_level = log_level; |
f67894f9 | 318 | msg_iter_data->self_comp = self_comp; |
1d744019 | 319 | msg_iter_data->self_msg_iter = self_msg_iter; |
5d452e1f | 320 | msg_iter_data->msg_iter = ctf_msg_iter_create( |
7b33a0e0 | 321 | port_data->ds_file_group->ctf_fs_trace->metadata->tc, |
3d731ea9 | 322 | bt_common_get_page_size(msg_iter_data->log_level) * 8, |
f67894f9 | 323 | ctf_fs_ds_file_medops, NULL, msg_iter_data->log_level, |
2428e031 | 324 | self_comp, self_msg_iter); |
b09a5592 | 325 | if (!msg_iter_data->msg_iter) { |
5c3441d8 | 326 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create a CTF message iterator."); |
4175c1d5 | 327 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
55fa6491 PP |
328 | goto error; |
329 | } | |
330 | ||
b09a5592 | 331 | msg_iter_data->ds_file_group = port_data->ds_file_group; |
a02839ae | 332 | if (ctf_fs_iterator_reset(msg_iter_data)) { |
4175c1d5 | 333 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_ERROR; |
4f1f88a6 | 334 | goto error; |
760051fa JG |
335 | } |
336 | ||
c49bf79b SM |
337 | /* |
338 | * This iterator can seek forward if its stream class has a default | |
339 | * clock class. | |
340 | */ | |
341 | if (msg_iter_data->ds_file_group->sc->default_clock_class) { | |
342 | bt_self_message_iterator_configuration_set_can_seek_forward( | |
343 | config, true); | |
344 | } | |
345 | ||
b09a5592 PP |
346 | bt_self_message_iterator_set_data(self_msg_iter, |
347 | msg_iter_data); | |
4175c1d5 | 348 | if (ret != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK) { |
4f1f88a6 | 349 | goto error; |
760051fa | 350 | } |
b09a5592 | 351 | msg_iter_data = NULL; |
4f1f88a6 | 352 | goto end; |
5b29e799 | 353 | |
4f1f88a6 | 354 | error: |
b09a5592 | 355 | bt_self_message_iterator_set_data(self_msg_iter, NULL); |
4f1f88a6 | 356 | |
760051fa | 357 | end: |
b09a5592 | 358 | ctf_fs_msg_iter_data_destroy(msg_iter_data); |
760051fa JG |
359 | return ret; |
360 | } | |
361 | ||
aab89afc SM |
362 | static |
363 | void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace) | |
364 | { | |
365 | if (!ctf_fs_trace) { | |
366 | return; | |
367 | } | |
368 | ||
369 | if (ctf_fs_trace->ds_file_groups) { | |
370 | g_ptr_array_free(ctf_fs_trace->ds_file_groups, TRUE); | |
371 | } | |
372 | ||
373 | BT_TRACE_PUT_REF_AND_RESET(ctf_fs_trace->trace); | |
374 | ||
375 | if (ctf_fs_trace->path) { | |
376 | g_string_free(ctf_fs_trace->path, TRUE); | |
377 | } | |
378 | ||
379 | if (ctf_fs_trace->metadata) { | |
380 | ctf_fs_metadata_fini(ctf_fs_trace->metadata); | |
381 | g_free(ctf_fs_trace->metadata); | |
382 | } | |
383 | ||
384 | g_free(ctf_fs_trace); | |
385 | } | |
386 | ||
bf5b7748 | 387 | BT_HIDDEN |
1a9f7075 | 388 | void ctf_fs_destroy(struct ctf_fs_component *ctf_fs) |
760051fa | 389 | { |
4f1f88a6 | 390 | if (!ctf_fs) { |
8fa760ba JG |
391 | return; |
392 | } | |
4f1f88a6 | 393 | |
aab89afc | 394 | ctf_fs_trace_destroy(ctf_fs->trace); |
4f1f88a6 PP |
395 | |
396 | if (ctf_fs->port_data) { | |
397 | g_ptr_array_free(ctf_fs->port_data, TRUE); | |
c14d7e26 | 398 | } |
760051fa | 399 | |
1a9f7075 PP |
400 | g_free(ctf_fs); |
401 | } | |
402 | ||
bf5b7748 SM |
403 | static |
404 | void port_data_destroy(struct ctf_fs_port_data *port_data) | |
405 | { | |
406 | if (!port_data) { | |
407 | return; | |
408 | } | |
409 | ||
410 | g_free(port_data); | |
411 | } | |
412 | ||
413 | static | |
414 | void port_data_destroy_notifier(void *data) { | |
415 | port_data_destroy(data); | |
416 | } | |
417 | ||
97ade20b | 418 | static |
229f76ed | 419 | void ctf_fs_trace_destroy_notifier(void *data) |
97ade20b JG |
420 | { |
421 | struct ctf_fs_trace *trace = data; | |
422 | ctf_fs_trace_destroy(trace); | |
423 | } | |
424 | ||
f67894f9 PP |
425 | struct ctf_fs_component *ctf_fs_component_create(bt_logging_level log_level, |
426 | bt_self_component *self_comp) | |
a4792757 | 427 | { |
bf5b7748 | 428 | struct ctf_fs_component *ctf_fs; |
a4792757 | 429 | |
bf5b7748 SM |
430 | ctf_fs = g_new0(struct ctf_fs_component, 1); |
431 | if (!ctf_fs) { | |
432 | goto error; | |
433 | } | |
4f1f88a6 | 434 | |
3d731ea9 | 435 | ctf_fs->log_level = log_level; |
bf5b7748 SM |
436 | ctf_fs->port_data = |
437 | g_ptr_array_new_with_free_func(port_data_destroy_notifier); | |
438 | if (!ctf_fs->port_data) { | |
439 | goto error; | |
4f1f88a6 PP |
440 | } |
441 | ||
bf5b7748 SM |
442 | goto end; |
443 | ||
444 | error: | |
e1cfefd2 SM |
445 | ctf_fs_destroy(ctf_fs); |
446 | ctf_fs = NULL; | |
bf5b7748 SM |
447 | |
448 | end: | |
449 | return ctf_fs; | |
450 | } | |
451 | ||
452 | void ctf_fs_finalize(bt_self_component_source *component) | |
453 | { | |
454 | ctf_fs_destroy(bt_self_component_get_data( | |
455 | bt_self_component_source_as_self_component(component))); | |
5b29e799 JG |
456 | } |
457 | ||
ddf49b27 | 458 | gchar *ctf_fs_make_port_name(struct ctf_fs_ds_file_group *ds_file_group) |
d09752f8 | 459 | { |
ddf49b27 | 460 | GString *name = g_string_new(NULL); |
d09752f8 | 461 | |
ddf49b27 SM |
462 | /* |
463 | * The unique port name is generated by concatenating unique identifiers | |
464 | * for: | |
465 | * | |
466 | * - the trace | |
467 | * - the stream class | |
468 | * - the stream | |
469 | */ | |
470 | ||
471 | /* For the trace, use the uuid if present, else the path. */ | |
472 | if (ds_file_group->ctf_fs_trace->metadata->tc->is_uuid_set) { | |
d126826c | 473 | char uuid_str[BT_UUID_STR_LEN + 1]; |
ddf49b27 | 474 | |
d126826c | 475 | bt_uuid_to_str(ds_file_group->ctf_fs_trace->metadata->tc->uuid, uuid_str); |
ddf49b27 SM |
476 | g_string_assign(name, uuid_str); |
477 | } else { | |
478 | g_string_assign(name, ds_file_group->ctf_fs_trace->path->str); | |
d09752f8 PP |
479 | } |
480 | ||
481 | /* | |
ddf49b27 SM |
482 | * For the stream class, use the id if present. We can omit this field |
483 | * otherwise, as there will only be a single stream class. | |
d09752f8 | 484 | */ |
ddf49b27 SM |
485 | if (ds_file_group->sc->id != UINT64_C(-1)) { |
486 | g_string_append_printf(name, " | %" PRIu64, ds_file_group->sc->id); | |
487 | } | |
d09752f8 | 488 | |
ddf49b27 SM |
489 | /* For the stream, use the id if present, else, use the path. */ |
490 | if (ds_file_group->stream_id != UINT64_C(-1)) { | |
491 | g_string_append_printf(name, " | %" PRIu64, ds_file_group->stream_id); | |
492 | } else { | |
493 | BT_ASSERT(ds_file_group->ds_file_infos->len == 1); | |
494 | struct ctf_fs_ds_file_info *ds_file_info = | |
495 | g_ptr_array_index(ds_file_group->ds_file_infos, 0); | |
496 | g_string_append_printf(name, " | %s", ds_file_info->path->str); | |
497 | } | |
498 | ||
499 | return g_string_free(name, FALSE); | |
d09752f8 PP |
500 | } |
501 | ||
5b29e799 | 502 | static |
55314f2a JG |
503 | int create_one_port_for_trace(struct ctf_fs_component *ctf_fs, |
504 | struct ctf_fs_trace *ctf_fs_trace, | |
5c3441d8 SM |
505 | struct ctf_fs_ds_file_group *ds_file_group, |
506 | bt_self_component_source *self_comp_src) | |
5b29e799 | 507 | { |
4f1f88a6 | 508 | int ret = 0; |
4f1f88a6 | 509 | struct ctf_fs_port_data *port_data = NULL; |
ddf49b27 | 510 | gchar *port_name; |
3d731ea9 | 511 | bt_logging_level log_level = ctf_fs->log_level; |
5c3441d8 SM |
512 | bt_self_component *self_comp = |
513 | bt_self_component_source_as_self_component(self_comp_src); | |
4f1f88a6 | 514 | |
ddf49b27 | 515 | port_name = ctf_fs_make_port_name(ds_file_group); |
4f1f88a6 PP |
516 | if (!port_name) { |
517 | goto error; | |
518 | } | |
519 | ||
f67894f9 | 520 | BT_COMP_LOGI("Creating one port named `%s`", port_name); |
4f1f88a6 PP |
521 | |
522 | /* Create output port for this file */ | |
4f1f88a6 PP |
523 | port_data = g_new0(struct ctf_fs_port_data, 1); |
524 | if (!port_data) { | |
525 | goto error; | |
526 | } | |
527 | ||
f7c3ac09 | 528 | port_data->ctf_fs = ctf_fs; |
94cf822e | 529 | port_data->ds_file_group = ds_file_group; |
834e9996 | 530 | ret = bt_self_component_source_add_output_port( |
5c3441d8 | 531 | self_comp_src, port_name, port_data, NULL); |
147337a3 | 532 | if (ret) { |
4f1f88a6 PP |
533 | goto error; |
534 | } | |
535 | ||
536 | g_ptr_array_add(ctf_fs->port_data, port_data); | |
537 | port_data = NULL; | |
538 | goto end; | |
539 | ||
540 | error: | |
541 | ret = -1; | |
542 | ||
543 | end: | |
be1b2e7e | 544 | g_free(port_name); |
4f1f88a6 | 545 | |
4f1f88a6 PP |
546 | port_data_destroy(port_data); |
547 | return ret; | |
5b29e799 JG |
548 | } |
549 | ||
550 | static | |
55314f2a | 551 | int create_ports_for_trace(struct ctf_fs_component *ctf_fs, |
5c3441d8 SM |
552 | struct ctf_fs_trace *ctf_fs_trace, |
553 | bt_self_component_source *self_comp_src) | |
94cf822e PP |
554 | { |
555 | int ret = 0; | |
94cf822e | 556 | size_t i; |
3d731ea9 | 557 | bt_logging_level log_level = ctf_fs_trace->log_level; |
5c3441d8 SM |
558 | bt_self_component *self_comp = |
559 | bt_self_component_source_as_self_component(self_comp_src); | |
94cf822e PP |
560 | |
561 | /* Create one output port for each stream file group */ | |
562 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
563 | struct ctf_fs_ds_file_group *ds_file_group = | |
564 | g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); | |
565 | ||
55314f2a | 566 | ret = create_one_port_for_trace(ctf_fs, ctf_fs_trace, |
5c3441d8 | 567 | ds_file_group, self_comp_src); |
94cf822e | 568 | if (ret) { |
5c3441d8 | 569 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create output port."); |
94cf822e PP |
570 | goto end; |
571 | } | |
572 | } | |
573 | ||
574 | end: | |
575 | return ret; | |
576 | } | |
577 | ||
94cf822e PP |
578 | static |
579 | void ctf_fs_ds_file_info_destroy(struct ctf_fs_ds_file_info *ds_file_info) | |
580 | { | |
581 | if (!ds_file_info) { | |
582 | return; | |
583 | } | |
584 | ||
585 | if (ds_file_info->path) { | |
586 | g_string_free(ds_file_info->path, TRUE); | |
587 | } | |
588 | ||
589 | g_free(ds_file_info); | |
590 | } | |
591 | ||
592 | static | |
593 | struct ctf_fs_ds_file_info *ctf_fs_ds_file_info_create(const char *path, | |
779f4a23 | 594 | int64_t begin_ns) |
94cf822e PP |
595 | { |
596 | struct ctf_fs_ds_file_info *ds_file_info; | |
597 | ||
598 | ds_file_info = g_new0(struct ctf_fs_ds_file_info, 1); | |
599 | if (!ds_file_info) { | |
600 | goto end; | |
601 | } | |
602 | ||
603 | ds_file_info->path = g_string_new(path); | |
604 | if (!ds_file_info->path) { | |
605 | ctf_fs_ds_file_info_destroy(ds_file_info); | |
606 | ds_file_info = NULL; | |
607 | goto end; | |
608 | } | |
609 | ||
610 | ds_file_info->begin_ns = begin_ns; | |
611 | ||
612 | end: | |
613 | return ds_file_info; | |
614 | } | |
615 | ||
616 | static | |
617 | void ctf_fs_ds_file_group_destroy(struct ctf_fs_ds_file_group *ds_file_group) | |
618 | { | |
619 | if (!ds_file_group) { | |
620 | return; | |
621 | } | |
622 | ||
623 | if (ds_file_group->ds_file_infos) { | |
624 | g_ptr_array_free(ds_file_group->ds_file_infos, TRUE); | |
625 | } | |
626 | ||
779f4a23 FD |
627 | if (ds_file_group->index) { |
628 | if (ds_file_group->index->entries) { | |
629 | g_ptr_array_free(ds_file_group->index->entries, TRUE); | |
630 | } | |
631 | g_free(ds_file_group->index); | |
632 | } | |
633 | ||
8c6884d9 | 634 | bt_stream_put_ref(ds_file_group->stream); |
94cf822e PP |
635 | g_free(ds_file_group); |
636 | } | |
637 | ||
638 | static | |
639 | struct ctf_fs_ds_file_group *ctf_fs_ds_file_group_create( | |
640 | struct ctf_fs_trace *ctf_fs_trace, | |
28faa416 | 641 | struct ctf_stream_class *sc, |
779f4a23 FD |
642 | uint64_t stream_instance_id, |
643 | struct ctf_fs_ds_index *index) | |
94cf822e PP |
644 | { |
645 | struct ctf_fs_ds_file_group *ds_file_group; | |
646 | ||
94cf822e PP |
647 | ds_file_group = g_new0(struct ctf_fs_ds_file_group, 1); |
648 | if (!ds_file_group) { | |
649 | goto error; | |
650 | } | |
651 | ||
652 | ds_file_group->ds_file_infos = g_ptr_array_new_with_free_func( | |
653 | (GDestroyNotify) ctf_fs_ds_file_info_destroy); | |
654 | if (!ds_file_group->ds_file_infos) { | |
655 | goto error; | |
656 | } | |
657 | ||
779f4a23 FD |
658 | ds_file_group->index = index; |
659 | ||
d09752f8 | 660 | ds_file_group->stream_id = stream_instance_id; |
28faa416 PP |
661 | BT_ASSERT(sc); |
662 | ds_file_group->sc = sc; | |
94cf822e | 663 | ds_file_group->ctf_fs_trace = ctf_fs_trace; |
94cf822e PP |
664 | goto end; |
665 | ||
666 | error: | |
667 | ctf_fs_ds_file_group_destroy(ds_file_group); | |
779f4a23 | 668 | ctf_fs_ds_index_destroy(index); |
94cf822e PP |
669 | ds_file_group = NULL; |
670 | ||
671 | end: | |
672 | return ds_file_group; | |
673 | } | |
674 | ||
2b5f969e MJ |
675 | /* Replace by g_ptr_array_insert when we depend on glib >= 2.40. */ |
676 | static | |
677 | void array_insert(GPtrArray *array, gpointer element, size_t pos) | |
678 | { | |
679 | size_t original_array_len = array->len; | |
680 | ||
681 | /* Allocate an unused element at the end of the array. */ | |
682 | g_ptr_array_add(array, NULL); | |
683 | ||
684 | /* If we are not inserting at the end, move the elements by one. */ | |
685 | if (pos < original_array_len) { | |
686 | memmove(&(array->pdata[pos + 1]), | |
687 | &(array->pdata[pos]), | |
688 | (original_array_len - pos) * sizeof(gpointer)); | |
689 | } | |
690 | ||
9f197a0c | 691 | /* Insert the value. */ |
2b5f969e MJ |
692 | array->pdata[pos] = element; |
693 | } | |
694 | ||
adb623c2 SM |
695 | /* |
696 | * Insert ds_file_info in ds_file_group's list of ds_file_infos at the right | |
697 | * place to keep it sorted. | |
698 | */ | |
699 | ||
700 | static | |
701 | void ds_file_group_insert_ds_file_info_sorted( | |
702 | struct ctf_fs_ds_file_group *ds_file_group, | |
703 | struct ctf_fs_ds_file_info *ds_file_info) | |
704 | { | |
705 | guint i; | |
706 | ||
707 | /* Find the spot where to insert this ds_file_info. */ | |
708 | for (i = 0; i < ds_file_group->ds_file_infos->len; i++) { | |
709 | struct ctf_fs_ds_file_info *other_ds_file_info = | |
710 | g_ptr_array_index(ds_file_group->ds_file_infos, i); | |
711 | ||
712 | if (ds_file_info->begin_ns < other_ds_file_info->begin_ns) { | |
713 | break; | |
714 | } | |
715 | } | |
716 | ||
717 | array_insert(ds_file_group->ds_file_infos, ds_file_info, i); | |
718 | } | |
719 | ||
57992c6f SM |
720 | static |
721 | bool ds_index_entries_equal( | |
722 | const struct ctf_fs_ds_index_entry *left, | |
723 | const struct ctf_fs_ds_index_entry *right) | |
724 | { | |
725 | if (left->packet_size != right->packet_size) { | |
726 | return false; | |
727 | } | |
728 | ||
729 | if (left->timestamp_begin != right->timestamp_begin) { | |
730 | return false; | |
731 | } | |
732 | ||
733 | if (left->timestamp_end != right->timestamp_end) { | |
734 | return false; | |
735 | } | |
736 | ||
737 | if (left->packet_seq_num != right->packet_seq_num) { | |
738 | return false; | |
739 | } | |
740 | ||
741 | return true; | |
742 | } | |
743 | ||
744 | /* | |
745 | * Insert `entry` into `index`, without duplication. | |
746 | * | |
747 | * The entry is inserted only if there isn't an identical entry already. | |
748 | * | |
749 | * In any case, the ownership of `entry` is transferred to this function. So if | |
750 | * the entry is not inserted, it is freed. | |
751 | */ | |
752 | ||
779f4a23 | 753 | static |
54dbe4d9 SM |
754 | void ds_index_insert_ds_index_entry_sorted( |
755 | struct ctf_fs_ds_index *index, | |
779f4a23 FD |
756 | struct ctf_fs_ds_index_entry *entry) |
757 | { | |
758 | guint i; | |
57992c6f | 759 | struct ctf_fs_ds_index_entry *other_entry; |
779f4a23 FD |
760 | |
761 | /* Find the spot where to insert this index entry. */ | |
54dbe4d9 | 762 | for (i = 0; i < index->entries->len; i++) { |
57992c6f | 763 | other_entry = g_ptr_array_index(index->entries, i); |
779f4a23 | 764 | |
57992c6f | 765 | if (entry->timestamp_begin_ns <= other_entry->timestamp_begin_ns) { |
779f4a23 FD |
766 | break; |
767 | } | |
768 | } | |
769 | ||
57992c6f SM |
770 | /* |
771 | * Insert the entry only if a duplicate doesn't already exist. | |
772 | * | |
773 | * There can be duplicate packets if reading multiple overlapping | |
774 | * snapshots of the same trace. We then want the index to contain | |
775 | * a reference to only one copy of that packet. | |
776 | */ | |
777 | if (i == index->entries->len || | |
778 | !ds_index_entries_equal(entry, other_entry)) { | |
779 | array_insert(index->entries, entry, i); | |
780 | } else { | |
781 | g_free(entry); | |
782 | } | |
54dbe4d9 SM |
783 | } |
784 | ||
785 | static | |
786 | void merge_ctf_fs_ds_indexes(struct ctf_fs_ds_index *dest, struct ctf_fs_ds_index *src) | |
787 | { | |
788 | guint i; | |
789 | ||
790 | for (i = 0; i < src->entries->len; i++) { | |
791 | struct ctf_fs_ds_index_entry *entry = | |
792 | g_ptr_array_index(src->entries, i); | |
793 | ||
794 | /* | |
795 | * Ownership of the ctf_fs_ds_index_entry is transferred to | |
57992c6f | 796 | * ds_index_insert_ds_index_entry_sorted. |
54dbe4d9 SM |
797 | */ |
798 | g_ptr_array_index(src->entries, i) = NULL; | |
54dbe4d9 SM |
799 | ds_index_insert_ds_index_entry_sorted(dest, entry); |
800 | } | |
779f4a23 FD |
801 | } |
802 | ||
94cf822e PP |
803 | static |
804 | int add_ds_file_to_ds_file_group(struct ctf_fs_trace *ctf_fs_trace, | |
9e550e5f | 805 | const char *path) |
94cf822e | 806 | { |
7b33a0e0 PP |
807 | int64_t stream_instance_id = -1; |
808 | int64_t begin_ns = -1; | |
94cf822e PP |
809 | struct ctf_fs_ds_file_group *ds_file_group = NULL; |
810 | bool add_group = false; | |
811 | int ret; | |
812 | size_t i; | |
55fa6491 | 813 | struct ctf_fs_ds_file *ds_file = NULL; |
13772304 | 814 | struct ctf_fs_ds_file_info *ds_file_info = NULL; |
97ade20b | 815 | struct ctf_fs_ds_index *index = NULL; |
5d452e1f | 816 | struct ctf_msg_iter *msg_iter = NULL; |
7b33a0e0 | 817 | struct ctf_stream_class *sc = NULL; |
5d452e1f | 818 | struct ctf_msg_iter_packet_properties props; |
3d731ea9 | 819 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 820 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
6699263d | 821 | bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class; |
94cf822e | 822 | |
3b89958b SM |
823 | /* |
824 | * Create a temporary ds_file to read some properties about the data | |
825 | * stream file. | |
826 | */ | |
827 | ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, NULL, path, | |
828 | log_level); | |
829 | if (!ds_file) { | |
830 | goto error; | |
831 | } | |
832 | ||
833 | /* Create a temporary iterator to read the ds_file. */ | |
5d452e1f | 834 | msg_iter = ctf_msg_iter_create(ctf_fs_trace->metadata->tc, |
3d731ea9 | 835 | bt_common_get_page_size(log_level) * 8, |
3b89958b | 836 | ctf_fs_ds_file_medops, ds_file, log_level, self_comp, NULL); |
b09a5592 | 837 | if (!msg_iter) { |
f67894f9 | 838 | BT_COMP_LOGE_STR("Cannot create a CTF message iterator."); |
55fa6491 PP |
839 | goto error; |
840 | } | |
841 | ||
3b89958b | 842 | ret = ctf_msg_iter_get_packet_properties(msg_iter, &props); |
94cf822e | 843 | if (ret) { |
6699263d | 844 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
5c3441d8 | 845 | "Cannot get stream file's first packet's header and context fields (`%s`).", |
94cf822e PP |
846 | path); |
847 | goto error; | |
848 | } | |
849 | ||
7b33a0e0 PP |
850 | sc = ctf_trace_class_borrow_stream_class_by_id(ds_file->metadata->tc, |
851 | props.stream_class_id); | |
852 | BT_ASSERT(sc); | |
7b33a0e0 PP |
853 | stream_instance_id = props.data_stream_id; |
854 | ||
855 | if (props.snapshots.beginning_clock != UINT64_C(-1)) { | |
856 | BT_ASSERT(sc->default_clock_class); | |
35fa110e PP |
857 | ret = bt_util_clock_cycles_to_ns_from_origin( |
858 | props.snapshots.beginning_clock, | |
859 | sc->default_clock_class->frequency, | |
860 | sc->default_clock_class->offset_seconds, | |
861 | sc->default_clock_class->offset_cycles, &begin_ns); | |
7b33a0e0 | 862 | if (ret) { |
6699263d | 863 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
5c3441d8 | 864 | "Cannot convert clock cycles to nanoseconds from origin (`%s`).", |
7b33a0e0 PP |
865 | path); |
866 | goto error; | |
867 | } | |
94cf822e PP |
868 | } |
869 | ||
13772304 FD |
870 | ds_file_info = ctf_fs_ds_file_info_create(path, begin_ns); |
871 | if (!ds_file_info) { | |
872 | goto error; | |
873 | } | |
874 | ||
3b89958b | 875 | index = ctf_fs_ds_file_build_index(ds_file, ds_file_info, msg_iter); |
97ade20b | 876 | if (!index) { |
80022dd5 SM |
877 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
878 | self_comp, self_comp_class, | |
879 | "Failed to index CTF stream file \'%s\'", | |
97ade20b | 880 | ds_file->file->path->str); |
80022dd5 | 881 | goto error; |
97ade20b JG |
882 | } |
883 | ||
7b33a0e0 | 884 | if (begin_ns == -1) { |
94cf822e PP |
885 | /* |
886 | * No beggining timestamp to sort the stream files | |
887 | * within a stream file group, so consider that this | |
888 | * file must be the only one within its group. | |
889 | */ | |
7b33a0e0 | 890 | stream_instance_id = -1; |
94cf822e PP |
891 | } |
892 | ||
7b33a0e0 | 893 | if (stream_instance_id == -1) { |
94cf822e PP |
894 | /* |
895 | * No stream instance ID or no beginning timestamp: | |
896 | * create a unique stream file group for this stream | |
897 | * file because, even if there's a stream instance ID, | |
898 | * there's no timestamp to order the file within its | |
899 | * group. | |
900 | */ | |
94cf822e | 901 | ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, |
779f4a23 FD |
902 | sc, UINT64_C(-1), index); |
903 | /* Ownership of index is transferred. */ | |
904 | index = NULL; | |
905 | ||
94cf822e PP |
906 | if (!ds_file_group) { |
907 | goto error; | |
908 | } | |
909 | ||
1281f86d SM |
910 | ds_file_group_insert_ds_file_info_sorted(ds_file_group, |
911 | BT_MOVE_REF(ds_file_info)); | |
94cf822e PP |
912 | |
913 | add_group = true; | |
914 | goto end; | |
915 | } | |
916 | ||
7b33a0e0 PP |
917 | BT_ASSERT(stream_instance_id != -1); |
918 | BT_ASSERT(begin_ns != -1); | |
94cf822e PP |
919 | |
920 | /* Find an existing stream file group with this ID */ | |
921 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
94cf822e PP |
922 | ds_file_group = g_ptr_array_index( |
923 | ctf_fs_trace->ds_file_groups, i); | |
94cf822e | 924 | |
28faa416 | 925 | if (ds_file_group->sc == sc && |
d09752f8 PP |
926 | ds_file_group->stream_id == |
927 | stream_instance_id) { | |
94cf822e PP |
928 | break; |
929 | } | |
930 | ||
931 | ds_file_group = NULL; | |
932 | } | |
933 | ||
934 | if (!ds_file_group) { | |
935 | ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, | |
779f4a23 FD |
936 | sc, stream_instance_id, index); |
937 | /* Ownership of index is transferred. */ | |
938 | index = NULL; | |
94cf822e PP |
939 | if (!ds_file_group) { |
940 | goto error; | |
941 | } | |
942 | ||
943 | add_group = true; | |
54dbe4d9 SM |
944 | } else { |
945 | merge_ctf_fs_ds_indexes(ds_file_group->index, index); | |
94cf822e PP |
946 | } |
947 | ||
1281f86d SM |
948 | ds_file_group_insert_ds_file_info_sorted(ds_file_group, |
949 | BT_MOVE_REF(ds_file_info)); | |
94cf822e PP |
950 | |
951 | goto end; | |
952 | ||
953 | error: | |
954 | ctf_fs_ds_file_group_destroy(ds_file_group); | |
41d87c7b | 955 | ds_file_group = NULL; |
94cf822e PP |
956 | ret = -1; |
957 | ||
958 | end: | |
959 | if (add_group && ds_file_group) { | |
960 | g_ptr_array_add(ctf_fs_trace->ds_file_groups, ds_file_group); | |
961 | } | |
d09752f8 | 962 | |
97ade20b | 963 | ctf_fs_ds_file_destroy(ds_file); |
1281f86d | 964 | ctf_fs_ds_file_info_destroy(ds_file_info); |
55fa6491 | 965 | |
b09a5592 | 966 | if (msg_iter) { |
5d452e1f | 967 | ctf_msg_iter_destroy(msg_iter); |
55fa6491 PP |
968 | } |
969 | ||
97ade20b | 970 | ctf_fs_ds_index_destroy(index); |
94cf822e PP |
971 | return ret; |
972 | } | |
973 | ||
974 | static | |
9e550e5f | 975 | int create_ds_file_groups(struct ctf_fs_trace *ctf_fs_trace) |
e7a4393b JG |
976 | { |
977 | int ret = 0; | |
4f1f88a6 | 978 | const char *basename; |
e7a4393b | 979 | GError *error = NULL; |
4f1f88a6 | 980 | GDir *dir = NULL; |
3d731ea9 | 981 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 982 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
6699263d | 983 | bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class; |
e7a4393b | 984 | |
94cf822e | 985 | /* Check each file in the path directory, except specific ones */ |
1a9f7075 | 986 | dir = g_dir_open(ctf_fs_trace->path->str, 0, &error); |
e7a4393b | 987 | if (!dir) { |
6699263d SM |
988 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
989 | "Cannot open directory `%s`: %s (code %d)", | |
1a9f7075 | 990 | ctf_fs_trace->path->str, error->message, |
4f1f88a6 | 991 | error->code); |
e7a4393b JG |
992 | goto error; |
993 | } | |
994 | ||
4f1f88a6 | 995 | while ((basename = g_dir_read_name(dir))) { |
94cf822e PP |
996 | struct ctf_fs_file *file; |
997 | ||
acfa8112 | 998 | if (strcmp(basename, CTF_FS_METADATA_FILENAME) == 0) { |
e7a4393b | 999 | /* Ignore the metadata stream. */ |
f67894f9 | 1000 | BT_COMP_LOGI("Ignoring metadata file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 1001 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
1002 | continue; |
1003 | } | |
1004 | ||
4f1f88a6 | 1005 | if (basename[0] == '.') { |
f67894f9 | 1006 | BT_COMP_LOGI("Ignoring hidden file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 1007 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
1008 | continue; |
1009 | } | |
1010 | ||
1011 | /* Create the file. */ | |
f67894f9 | 1012 | file = ctf_fs_file_create(log_level, self_comp); |
e7a4393b | 1013 | if (!file) { |
6699263d | 1014 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
5c3441d8 | 1015 | "Cannot create stream file object for file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 1016 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
1017 | goto error; |
1018 | } | |
1019 | ||
1020 | /* Create full path string. */ | |
2c7bce29 | 1021 | g_string_append_printf(file->path, "%s" G_DIR_SEPARATOR_S "%s", |
1a9f7075 | 1022 | ctf_fs_trace->path->str, basename); |
e7a4393b | 1023 | if (!g_file_test(file->path->str, G_FILE_TEST_IS_REGULAR)) { |
f67894f9 | 1024 | BT_COMP_LOGI("Ignoring non-regular file `%s`", |
1a9f7075 | 1025 | file->path->str); |
e7a4393b | 1026 | ctf_fs_file_destroy(file); |
4f1f88a6 | 1027 | file = NULL; |
e7a4393b JG |
1028 | continue; |
1029 | } | |
1030 | ||
55314f2a | 1031 | ret = ctf_fs_file_open(file, "rb"); |
4f1f88a6 | 1032 | if (ret) { |
6699263d SM |
1033 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
1034 | "Cannot open stream file `%s`", | |
5c3441d8 | 1035 | file->path->str); |
e7a4393b JG |
1036 | goto error; |
1037 | } | |
1038 | ||
9fa0891a JG |
1039 | if (file->size == 0) { |
1040 | /* Skip empty stream. */ | |
f67894f9 | 1041 | BT_COMP_LOGI("Ignoring empty file `%s`", file->path->str); |
9fa0891a JG |
1042 | ctf_fs_file_destroy(file); |
1043 | continue; | |
1044 | } | |
1045 | ||
9e550e5f | 1046 | ret = add_ds_file_to_ds_file_group(ctf_fs_trace, |
94cf822e | 1047 | file->path->str); |
4f1f88a6 | 1048 | if (ret) { |
6699263d | 1049 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
5c3441d8 | 1050 | "Cannot add stream file `%s` to stream file group", |
1a9f7075 | 1051 | file->path->str); |
94cf822e | 1052 | ctf_fs_file_destroy(file); |
e7a4393b JG |
1053 | goto error; |
1054 | } | |
1055 | ||
4f1f88a6 | 1056 | ctf_fs_file_destroy(file); |
e7a4393b JG |
1057 | } |
1058 | ||
1059 | goto end; | |
4f1f88a6 | 1060 | |
e7a4393b JG |
1061 | error: |
1062 | ret = -1; | |
4f1f88a6 | 1063 | |
e7a4393b JG |
1064 | end: |
1065 | if (dir) { | |
1066 | g_dir_close(dir); | |
1067 | dir = NULL; | |
1068 | } | |
4f1f88a6 | 1069 | |
e7a4393b JG |
1070 | if (error) { |
1071 | g_error_free(error); | |
1072 | } | |
5b29e799 | 1073 | |
91457551 | 1074 | return ret; |
5b29e799 JG |
1075 | } |
1076 | ||
10b7a2e4 | 1077 | static |
3d731ea9 | 1078 | int set_trace_name(bt_trace *trace, const char *name_suffix, |
f67894f9 | 1079 | bt_logging_level log_level, bt_self_component *self_comp) |
10b7a2e4 PP |
1080 | { |
1081 | int ret = 0; | |
8eee8ea2 | 1082 | const bt_value *val; |
10b7a2e4 PP |
1083 | GString *name; |
1084 | ||
1085 | name = g_string_new(NULL); | |
1086 | if (!name) { | |
f67894f9 | 1087 | BT_COMP_LOGE_STR("Failed to allocate a GString."); |
10b7a2e4 PP |
1088 | ret = -1; |
1089 | goto end; | |
1090 | } | |
1091 | ||
1092 | /* | |
1093 | * Check if we have a trace environment string value named `hostname`. | |
1094 | * If so, use it as the trace name's prefix. | |
1095 | */ | |
cd03c43c PP |
1096 | val = bt_trace_borrow_environment_entry_value_by_name_const( |
1097 | trace, "hostname"); | |
10b7a2e4 PP |
1098 | if (val && bt_value_is_string(val)) { |
1099 | g_string_append(name, bt_value_string_get(val)); | |
1100 | ||
1101 | if (name_suffix) { | |
1102 | g_string_append_c(name, G_DIR_SEPARATOR); | |
1103 | } | |
1104 | } | |
1105 | ||
1106 | if (name_suffix) { | |
1107 | g_string_append(name, name_suffix); | |
1108 | } | |
1109 | ||
1110 | ret = bt_trace_set_name(trace, name->str); | |
1111 | if (ret) { | |
1112 | goto end; | |
1113 | } | |
1114 | ||
1115 | goto end; | |
1116 | ||
1117 | end: | |
1118 | if (name) { | |
1119 | g_string_free(name, TRUE); | |
1120 | } | |
1121 | ||
1122 | return ret; | |
1123 | } | |
1124 | ||
bf5b7748 | 1125 | static |
6699263d SM |
1126 | struct ctf_fs_trace *ctf_fs_trace_create( |
1127 | bt_self_component *self_comp, | |
1128 | bt_self_component_class *self_comp_class, | |
e5e71bf8 | 1129 | const char *path, const char *name, |
3d731ea9 PP |
1130 | struct ctf_fs_metadata_config *metadata_config, |
1131 | bt_logging_level log_level) | |
1a9f7075 PP |
1132 | { |
1133 | struct ctf_fs_trace *ctf_fs_trace; | |
1134 | int ret; | |
1135 | ||
6699263d SM |
1136 | /* Only one of them must be set. */ |
1137 | BT_ASSERT(!self_comp != !self_comp_class); | |
1138 | ||
1a9f7075 PP |
1139 | ctf_fs_trace = g_new0(struct ctf_fs_trace, 1); |
1140 | if (!ctf_fs_trace) { | |
1141 | goto end; | |
1142 | } | |
1143 | ||
3d731ea9 | 1144 | ctf_fs_trace->log_level = log_level; |
f67894f9 | 1145 | ctf_fs_trace->self_comp = self_comp; |
6699263d | 1146 | ctf_fs_trace->self_comp_class = self_comp_class; |
1a9f7075 PP |
1147 | ctf_fs_trace->path = g_string_new(path); |
1148 | if (!ctf_fs_trace->path) { | |
1149 | goto error; | |
1150 | } | |
1151 | ||
1a9f7075 PP |
1152 | ctf_fs_trace->metadata = g_new0(struct ctf_fs_metadata, 1); |
1153 | if (!ctf_fs_trace->metadata) { | |
1154 | goto error; | |
1155 | } | |
1156 | ||
7b33a0e0 | 1157 | ctf_fs_metadata_init(ctf_fs_trace->metadata); |
94cf822e PP |
1158 | ctf_fs_trace->ds_file_groups = g_ptr_array_new_with_free_func( |
1159 | (GDestroyNotify) ctf_fs_ds_file_group_destroy); | |
1160 | if (!ctf_fs_trace->ds_file_groups) { | |
1161 | goto error; | |
1162 | } | |
1163 | ||
f67894f9 PP |
1164 | ret = ctf_fs_metadata_set_trace_class(self_comp, ctf_fs_trace, |
1165 | metadata_config); | |
10b7a2e4 PP |
1166 | if (ret) { |
1167 | goto error; | |
1168 | } | |
1169 | ||
e5e71bf8 PP |
1170 | if (ctf_fs_trace->metadata->trace_class) { |
1171 | ctf_fs_trace->trace = | |
1172 | bt_trace_create(ctf_fs_trace->metadata->trace_class); | |
1173 | if (!ctf_fs_trace->trace) { | |
1174 | goto error; | |
1175 | } | |
10b7a2e4 PP |
1176 | } |
1177 | ||
e5e71bf8 | 1178 | if (ctf_fs_trace->trace) { |
cd03c43c PP |
1179 | ret = ctf_trace_class_configure_ir_trace( |
1180 | ctf_fs_trace->metadata->tc, ctf_fs_trace->trace); | |
1181 | if (ret) { | |
1182 | goto error; | |
1183 | } | |
1184 | ||
f67894f9 PP |
1185 | ret = set_trace_name(ctf_fs_trace->trace, name, log_level, |
1186 | self_comp); | |
e5e71bf8 PP |
1187 | if (ret) { |
1188 | goto error; | |
1189 | } | |
1a9f7075 PP |
1190 | } |
1191 | ||
9e550e5f | 1192 | ret = create_ds_file_groups(ctf_fs_trace); |
94cf822e PP |
1193 | if (ret) { |
1194 | goto error; | |
1195 | } | |
1196 | ||
1a9f7075 PP |
1197 | goto end; |
1198 | ||
1199 | error: | |
1200 | ctf_fs_trace_destroy(ctf_fs_trace); | |
1201 | ctf_fs_trace = NULL; | |
7b33a0e0 | 1202 | |
1a9f7075 PP |
1203 | end: |
1204 | return ctf_fs_trace; | |
1205 | } | |
1206 | ||
1207 | static | |
1208 | int path_is_ctf_trace(const char *path) | |
1209 | { | |
1210 | GString *metadata_path = g_string_new(NULL); | |
1211 | int ret = 0; | |
1212 | ||
1213 | if (!metadata_path) { | |
1214 | ret = -1; | |
1215 | goto end; | |
1216 | } | |
1217 | ||
2c7bce29 | 1218 | g_string_printf(metadata_path, "%s" G_DIR_SEPARATOR_S "%s", path, CTF_FS_METADATA_FILENAME); |
1a9f7075 PP |
1219 | |
1220 | if (g_file_test(metadata_path->str, G_FILE_TEST_IS_REGULAR)) { | |
1221 | ret = 1; | |
1222 | goto end; | |
1223 | } | |
1224 | ||
1225 | end: | |
1226 | g_string_free(metadata_path, TRUE); | |
1227 | return ret; | |
1228 | } | |
1229 | ||
aab89afc | 1230 | /* Helper for ctf_fs_component_create_ctf_fs_trace, to handle a single path. */ |
bf5b7748 | 1231 | |
1a9f7075 | 1232 | static |
aab89afc | 1233 | int ctf_fs_component_create_ctf_fs_trace_one_path( |
e5e71bf8 | 1234 | struct ctf_fs_component *ctf_fs, |
5c3441d8 | 1235 | const char *path_param, |
c77d62f1 | 1236 | const char *trace_name, |
aab89afc | 1237 | GPtrArray *traces, |
5c3441d8 SM |
1238 | bt_self_component *self_comp, |
1239 | bt_self_component_class *self_comp_class) | |
1a9f7075 | 1240 | { |
54e1a1aa SM |
1241 | struct ctf_fs_trace *ctf_fs_trace; |
1242 | int ret; | |
1243 | GString *norm_path; | |
3d731ea9 | 1244 | bt_logging_level log_level = ctf_fs->log_level; |
1a9f7075 | 1245 | |
4bd72b60 PP |
1246 | norm_path = bt_common_normalize_path(path_param, NULL); |
1247 | if (!norm_path) { | |
5c3441d8 | 1248 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
6699263d SM |
1249 | "Failed to normalize path: `%s`.", |
1250 | path_param); | |
4bd72b60 PP |
1251 | goto error; |
1252 | } | |
1253 | ||
54e1a1aa SM |
1254 | ret = path_is_ctf_trace(norm_path->str); |
1255 | if (ret < 0) { | |
1256 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
6699263d SM |
1257 | "Failed to check if path is a CTF trace: path=%s", |
1258 | norm_path->str); | |
54e1a1aa SM |
1259 | goto error; |
1260 | } else if (ret == 0) { | |
1261 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
6699263d SM |
1262 | "Path is not a CTF trace (does not contain a metadata file): `%s`.", |
1263 | norm_path->str); | |
1a9f7075 PP |
1264 | goto error; |
1265 | } | |
1266 | ||
54e1a1aa SM |
1267 | // FIXME: Remove or ifdef for __MINGW32__ |
1268 | if (strcmp(norm_path->str, "/") == 0) { | |
5c3441d8 | 1269 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
54e1a1aa SM |
1270 | "Opening a trace in `/` is not supported."); |
1271 | ret = -1; | |
1272 | goto end; | |
1a9f7075 PP |
1273 | } |
1274 | ||
6699263d | 1275 | ctf_fs_trace = ctf_fs_trace_create(self_comp, self_comp_class, norm_path->str, |
c77d62f1 | 1276 | trace_name, &ctf_fs->metadata_config, log_level); |
54e1a1aa | 1277 | if (!ctf_fs_trace) { |
6699263d SM |
1278 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
1279 | "Cannot create trace for `%s`.", | |
54e1a1aa | 1280 | norm_path->str); |
1a9f7075 PP |
1281 | goto error; |
1282 | } | |
1283 | ||
aab89afc | 1284 | g_ptr_array_add(traces, ctf_fs_trace); |
54e1a1aa | 1285 | ctf_fs_trace = NULL; |
1a9f7075 | 1286 | |
54e1a1aa | 1287 | ret = 0; |
1a9f7075 PP |
1288 | goto end; |
1289 | ||
1290 | error: | |
1291 | ret = -1; | |
1a9f7075 PP |
1292 | |
1293 | end: | |
4bd72b60 PP |
1294 | if (norm_path) { |
1295 | g_string_free(norm_path, TRUE); | |
1296 | } | |
1297 | ||
1a9f7075 PP |
1298 | return ret; |
1299 | } | |
1300 | ||
adb623c2 SM |
1301 | /* |
1302 | * Count the number of stream and event classes defined by this trace's metadata. | |
1303 | * | |
1304 | * This is used to determine which metadata is the "latest", out of multiple | |
1305 | * traces sharing the same UUID. It is assumed that amongst all these metadatas, | |
1306 | * a bigger metadata is a superset of a smaller metadata. Therefore, it is | |
1307 | * enough to just count the classes. | |
1308 | */ | |
1309 | ||
1310 | static | |
1311 | unsigned int metadata_count_stream_and_event_classes(struct ctf_fs_trace *trace) | |
1312 | { | |
1313 | unsigned int num = trace->metadata->tc->stream_classes->len; | |
1314 | guint i; | |
1315 | ||
1316 | for (i = 0; i < trace->metadata->tc->stream_classes->len; i++) { | |
1317 | struct ctf_stream_class *sc = trace->metadata->tc->stream_classes->pdata[i]; | |
1318 | num += sc->event_classes->len; | |
1319 | } | |
1320 | ||
1321 | return num; | |
1322 | } | |
1323 | ||
1324 | /* | |
1325 | * Merge the src ds_file_group into dest. This consists of merging their | |
1326 | * ds_file_infos, making sure to keep the result sorted. | |
1327 | */ | |
1328 | ||
1329 | static | |
1330 | void merge_ctf_fs_ds_file_groups(struct ctf_fs_ds_file_group *dest, struct ctf_fs_ds_file_group *src) | |
1331 | { | |
1332 | guint i; | |
1333 | ||
1334 | for (i = 0; i < src->ds_file_infos->len; i++) { | |
1335 | struct ctf_fs_ds_file_info *ds_file_info = | |
1336 | g_ptr_array_index(src->ds_file_infos, i); | |
1337 | ||
1338 | /* Ownership of the ds_file_info is transferred to dest. */ | |
1339 | g_ptr_array_index(src->ds_file_infos, i) = NULL; | |
1340 | ||
1341 | ds_file_group_insert_ds_file_info_sorted(dest, ds_file_info); | |
1342 | } | |
adb623c2 | 1343 | |
779f4a23 | 1344 | /* Merge both indexes. */ |
54dbe4d9 | 1345 | merge_ctf_fs_ds_indexes(dest->index, src->index); |
779f4a23 | 1346 | } |
adb623c2 SM |
1347 | /* Merge src_trace's data stream file groups into dest_trace's. */ |
1348 | ||
1349 | static | |
f80e9344 | 1350 | int merge_matching_ctf_fs_ds_file_groups( |
adb623c2 SM |
1351 | struct ctf_fs_trace *dest_trace, |
1352 | struct ctf_fs_trace *src_trace) | |
1353 | { | |
1354 | ||
1355 | GPtrArray *dest = dest_trace->ds_file_groups; | |
1356 | GPtrArray *src = src_trace->ds_file_groups; | |
1357 | guint s_i; | |
f80e9344 | 1358 | int ret = 0; |
adb623c2 SM |
1359 | |
1360 | /* | |
1361 | * Save the initial length of dest: we only want to check against the | |
1362 | * original elements in the inner loop. | |
1363 | */ | |
1364 | const guint dest_len = dest->len; | |
1365 | ||
1366 | for (s_i = 0; s_i < src->len; s_i++) { | |
1367 | struct ctf_fs_ds_file_group *src_group = g_ptr_array_index(src, s_i); | |
1368 | struct ctf_fs_ds_file_group *dest_group = NULL; | |
1369 | ||
1370 | /* A stream instance without ID can't match a stream in the other trace. */ | |
1371 | if (src_group->stream_id != -1) { | |
1372 | guint d_i; | |
1373 | ||
1374 | /* Let's search for a matching ds_file_group in the destination. */ | |
1375 | for (d_i = 0; d_i < dest_len; d_i++) { | |
1376 | struct ctf_fs_ds_file_group *candidate_dest = g_ptr_array_index(dest, d_i); | |
1377 | ||
1378 | /* Can't match a stream instance without ID. */ | |
1379 | if (candidate_dest->stream_id == -1) { | |
1380 | continue; | |
1381 | } | |
1382 | ||
1383 | /* | |
1384 | * If the two groups have the same stream instance id | |
1385 | * and belong to the same stream class (stream instance | |
1386 | * ids are per-stream class), they represent the same | |
1387 | * stream instance. | |
1388 | */ | |
1389 | if (candidate_dest->stream_id != src_group->stream_id || | |
1390 | candidate_dest->sc->id != src_group->sc->id) { | |
1391 | continue; | |
1392 | } | |
1393 | ||
1394 | dest_group = candidate_dest; | |
1395 | break; | |
1396 | } | |
1397 | } | |
1398 | ||
1399 | /* | |
1400 | * Didn't find a friend in dest to merge our src_group into? | |
779f4a23 FD |
1401 | * Create a new empty one. This can happen if a stream was |
1402 | * active in the source trace chunk but not in the destination | |
1403 | * trace chunk. | |
adb623c2 SM |
1404 | */ |
1405 | if (!dest_group) { | |
1406 | struct ctf_stream_class *sc; | |
779f4a23 | 1407 | struct ctf_fs_ds_index *index; |
adb623c2 SM |
1408 | |
1409 | sc = ctf_trace_class_borrow_stream_class_by_id( | |
1410 | dest_trace->metadata->tc, src_group->sc->id); | |
1411 | BT_ASSERT(sc); | |
1412 | ||
f67894f9 PP |
1413 | index = ctf_fs_ds_index_create(dest_trace->log_level, |
1414 | dest_trace->self_comp); | |
779f4a23 FD |
1415 | if (!index) { |
1416 | ret = -1; | |
1417 | goto end; | |
1418 | } | |
1419 | ||
adb623c2 | 1420 | dest_group = ctf_fs_ds_file_group_create(dest_trace, sc, |
779f4a23 FD |
1421 | src_group->stream_id, index); |
1422 | /* Ownership of index is transferred. */ | |
1423 | index = NULL; | |
f80e9344 FD |
1424 | if (!dest_group) { |
1425 | ret = -1; | |
1426 | goto end; | |
1427 | } | |
adb623c2 SM |
1428 | |
1429 | g_ptr_array_add(dest_trace->ds_file_groups, dest_group); | |
1430 | } | |
1431 | ||
1432 | BT_ASSERT(dest_group); | |
1433 | merge_ctf_fs_ds_file_groups(dest_group, src_group); | |
1434 | } | |
f80e9344 FD |
1435 | |
1436 | end: | |
1437 | return ret; | |
adb623c2 SM |
1438 | } |
1439 | ||
1440 | /* | |
1441 | * Collapse the given traces, which must all share the same UUID, in a single | |
1442 | * one. | |
1443 | * | |
1444 | * The trace with the most expansive metadata is chosen and all other traces | |
1445 | * are merged into that one. The array slots of all the traces that get merged | |
1446 | * in the chosen one are set to NULL, so only the slot of the chosen trace | |
1447 | * remains non-NULL. | |
1448 | */ | |
1449 | ||
1450 | static | |
aab89afc SM |
1451 | int merge_ctf_fs_traces(struct ctf_fs_trace **traces, unsigned int num_traces, |
1452 | struct ctf_fs_trace **out_trace) | |
adb623c2 SM |
1453 | { |
1454 | unsigned int winner_count; | |
1455 | struct ctf_fs_trace *winner; | |
aab89afc | 1456 | guint i, winner_i; |
f80e9344 | 1457 | int ret = 0; |
adb623c2 SM |
1458 | |
1459 | BT_ASSERT(num_traces >= 2); | |
1460 | ||
1461 | winner_count = metadata_count_stream_and_event_classes(traces[0]); | |
1462 | winner = traces[0]; | |
aab89afc | 1463 | winner_i = 0; |
adb623c2 SM |
1464 | |
1465 | /* Find the trace with the largest metadata. */ | |
1466 | for (i = 1; i < num_traces; i++) { | |
1467 | struct ctf_fs_trace *candidate; | |
1468 | unsigned int candidate_count; | |
1469 | ||
1470 | candidate = traces[i]; | |
1471 | ||
1472 | /* A bit of sanity check. */ | |
1473 | BT_ASSERT(bt_uuid_compare(winner->metadata->tc->uuid, candidate->metadata->tc->uuid) == 0); | |
1474 | ||
1475 | candidate_count = metadata_count_stream_and_event_classes(candidate); | |
1476 | ||
1477 | if (candidate_count > winner_count) { | |
1478 | winner_count = candidate_count; | |
1479 | winner = candidate; | |
aab89afc | 1480 | winner_i = i; |
adb623c2 SM |
1481 | } |
1482 | } | |
1483 | ||
1484 | /* Merge all the other traces in the winning trace. */ | |
1485 | for (i = 0; i < num_traces; i++) { | |
1486 | struct ctf_fs_trace *trace = traces[i]; | |
1487 | ||
1488 | /* Don't merge the winner into itself. */ | |
1489 | if (trace == winner) { | |
1490 | continue; | |
1491 | } | |
1492 | ||
1493 | /* Merge trace's data stream file groups into winner's. */ | |
f80e9344 FD |
1494 | ret = merge_matching_ctf_fs_ds_file_groups(winner, trace); |
1495 | if (ret) { | |
1496 | goto end; | |
1497 | } | |
adb623c2 SM |
1498 | } |
1499 | ||
aab89afc SM |
1500 | /* |
1501 | * Move the winner out of the array, into `*out_trace`. | |
1502 | */ | |
1503 | *out_trace = winner; | |
1504 | traces[winner_i] = NULL; | |
f80e9344 FD |
1505 | |
1506 | end: | |
1507 | return ret; | |
adb623c2 SM |
1508 | } |
1509 | ||
df7002e4 FD |
1510 | enum target_event { |
1511 | FIRST_EVENT, | |
1512 | LAST_EVENT, | |
1513 | }; | |
1514 | ||
1515 | static | |
1516 | int decode_clock_snapshot_after_event(struct ctf_fs_trace *ctf_fs_trace, | |
1517 | struct ctf_clock_class *default_cc, | |
1518 | struct ctf_fs_ds_index_entry *index_entry, | |
1519 | enum target_event target_event, uint64_t *cs, int64_t *ts_ns) | |
1520 | { | |
5d452e1f | 1521 | enum ctf_msg_iter_status iter_status = CTF_MSG_ITER_STATUS_OK; |
df7002e4 | 1522 | struct ctf_fs_ds_file *ds_file = NULL; |
5d452e1f | 1523 | struct ctf_msg_iter *msg_iter = NULL; |
df7002e4 FD |
1524 | bt_logging_level log_level = ctf_fs_trace->log_level; |
1525 | bt_self_component *self_comp = ctf_fs_trace->self_comp; | |
1526 | int ret = 0; | |
1527 | ||
1528 | BT_ASSERT(ctf_fs_trace); | |
3b89958b SM |
1529 | BT_ASSERT(index_entry); |
1530 | BT_ASSERT(index_entry->path); | |
1531 | ||
1532 | ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, | |
1533 | NULL, index_entry->path, log_level); | |
1534 | if (!ds_file) { | |
1535 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to create a ctf_fs_ds_file"); | |
1536 | ret = -1; | |
1537 | goto end; | |
1538 | } | |
1539 | ||
df7002e4 FD |
1540 | BT_ASSERT(ctf_fs_trace->metadata); |
1541 | BT_ASSERT(ctf_fs_trace->metadata->tc); | |
1542 | ||
5d452e1f | 1543 | msg_iter = ctf_msg_iter_create(ctf_fs_trace->metadata->tc, |
df7002e4 | 1544 | bt_common_get_page_size(log_level) * 8, ctf_fs_ds_file_medops, |
3b89958b | 1545 | ds_file, log_level, self_comp, NULL); |
df7002e4 | 1546 | if (!msg_iter) { |
5d452e1f | 1547 | /* ctf_msg_iter_create() logs errors. */ |
df7002e4 FD |
1548 | ret = -1; |
1549 | goto end; | |
1550 | } | |
1551 | ||
df7002e4 FD |
1552 | /* |
1553 | * Turn on dry run mode to prevent the creation and usage of Babeltrace | |
1554 | * library objects (bt_field, bt_message_*, etc.). | |
1555 | */ | |
5d452e1f | 1556 | ctf_msg_iter_set_dry_run(msg_iter, true); |
df7002e4 FD |
1557 | |
1558 | /* Seek to the beginning of the target packet. */ | |
3b89958b | 1559 | iter_status = ctf_msg_iter_seek(msg_iter, index_entry->offset); |
df7002e4 | 1560 | if (iter_status) { |
5d452e1f | 1561 | /* ctf_msg_iter_seek() logs errors. */ |
df7002e4 FD |
1562 | ret = -1; |
1563 | goto end; | |
1564 | } | |
1565 | ||
1566 | switch (target_event) { | |
1567 | case FIRST_EVENT: | |
1568 | /* | |
1569 | * Start to decode the packet until we reach the end of | |
1570 | * the first event. To extract the first event's clock | |
1571 | * snapshot. | |
1572 | */ | |
5d452e1f | 1573 | iter_status = ctf_msg_iter_curr_packet_first_event_clock_snapshot( |
3b89958b | 1574 | msg_iter, cs); |
df7002e4 FD |
1575 | break; |
1576 | case LAST_EVENT: | |
1577 | /* Decode the packet to extract the last event's clock snapshot. */ | |
5d452e1f | 1578 | iter_status = ctf_msg_iter_curr_packet_last_event_clock_snapshot( |
3b89958b | 1579 | msg_iter, cs); |
df7002e4 FD |
1580 | break; |
1581 | default: | |
24847fc7 | 1582 | bt_common_abort(); |
df7002e4 FD |
1583 | } |
1584 | if (iter_status) { | |
1585 | ret = -1; | |
1586 | goto end; | |
1587 | } | |
1588 | ||
1589 | /* Convert clock snapshot to timestamp. */ | |
1590 | ret = bt_util_clock_cycles_to_ns_from_origin(*cs, | |
1591 | default_cc->frequency, default_cc->offset_seconds, | |
1592 | default_cc->offset_cycles, ts_ns); | |
1593 | if (ret) { | |
5c3441d8 SM |
1594 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, |
1595 | "Failed to convert clock snapshot to timestamp"); | |
df7002e4 FD |
1596 | goto end; |
1597 | } | |
1598 | ||
1599 | end: | |
1600 | if (ds_file) { | |
1601 | ctf_fs_ds_file_destroy(ds_file); | |
1602 | } | |
1603 | if (msg_iter) { | |
5d452e1f | 1604 | ctf_msg_iter_destroy(msg_iter); |
df7002e4 FD |
1605 | } |
1606 | ||
1607 | return ret; | |
1608 | } | |
1609 | ||
37ea728c FD |
1610 | static |
1611 | int decode_packet_first_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, | |
1612 | struct ctf_clock_class *default_cc, | |
1613 | struct ctf_fs_ds_index_entry *index_entry, uint64_t *cs, int64_t *ts_ns) | |
1614 | { | |
1615 | return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, | |
1616 | index_entry, FIRST_EVENT, cs, ts_ns); | |
1617 | } | |
1618 | ||
df7002e4 FD |
1619 | static |
1620 | int decode_packet_last_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, | |
1621 | struct ctf_clock_class *default_cc, | |
1622 | struct ctf_fs_ds_index_entry *index_entry, uint64_t *cs, int64_t *ts_ns) | |
1623 | { | |
1624 | return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, | |
1625 | index_entry, LAST_EVENT, cs, ts_ns); | |
1626 | } | |
1627 | ||
1628 | /* | |
1629 | * Fix up packet index entries for lttng's "event-after-packet" bug. | |
1630 | * Some buggy lttng tracer versions may emit events with a timestamp that is | |
1631 | * larger (after) than the timestamp_end of the their packets. | |
1632 | * | |
1633 | * To fix up this erroneous data we do the following: | |
1634 | * 1. If it's not the stream file's last packet: set the packet index entry's | |
1635 | * end time to the next packet's beginning time. | |
1636 | * 2. If it's the stream file's last packet, set the packet index entry's end | |
1637 | * time to the packet's last event's time, if any, or to the packet's | |
1638 | * beginning time otherwise. | |
1639 | * | |
1640 | * Known buggy tracer versions: | |
1641 | * - before lttng-ust 2.11.0 | |
1642 | * - before lttng-module 2.11.0 | |
1643 | * - before lttng-module 2.10.10 | |
1644 | * - before lttng-module 2.9.13 | |
1645 | */ | |
1646 | static | |
1647 | int fix_index_lttng_event_after_packet_bug(struct ctf_fs_trace *trace) | |
1648 | { | |
1649 | int ret = 0; | |
1650 | guint ds_file_group_i; | |
1651 | GPtrArray *ds_file_groups = trace->ds_file_groups; | |
1652 | bt_logging_level log_level = trace->log_level; | |
1653 | ||
1654 | for (ds_file_group_i = 0; ds_file_group_i < ds_file_groups->len; | |
1655 | ds_file_group_i++) { | |
1656 | guint entry_i; | |
1657 | struct ctf_clock_class *default_cc; | |
1658 | struct ctf_fs_ds_index_entry *last_entry; | |
1659 | struct ctf_fs_ds_index *index; | |
1660 | ||
1661 | struct ctf_fs_ds_file_group *ds_file_group = | |
1662 | g_ptr_array_index(ds_file_groups, ds_file_group_i); | |
1663 | ||
1664 | BT_ASSERT(ds_file_group); | |
1665 | index = ds_file_group->index; | |
1666 | ||
1667 | BT_ASSERT(index); | |
1668 | BT_ASSERT(index->entries); | |
1669 | BT_ASSERT(index->entries->len > 0); | |
1670 | ||
1671 | /* | |
1672 | * Iterate over all entries but the last one. The last one is | |
1673 | * fixed differently after. | |
1674 | */ | |
1675 | for (entry_i = 0; entry_i < index->entries->len - 1; | |
1676 | entry_i++) { | |
1677 | struct ctf_fs_ds_index_entry *curr_entry, *next_entry; | |
1678 | ||
1679 | curr_entry = g_ptr_array_index(index->entries, entry_i); | |
1680 | next_entry = g_ptr_array_index(index->entries, entry_i + 1); | |
1681 | ||
1682 | /* | |
1683 | * 1. Set the current index entry `end` timestamp to | |
1684 | * the next index entry `begin` timestamp. | |
1685 | */ | |
1686 | curr_entry->timestamp_end = next_entry->timestamp_begin; | |
1687 | curr_entry->timestamp_end_ns = next_entry->timestamp_begin_ns; | |
1688 | } | |
1689 | ||
1690 | /* | |
1691 | * 2. Fix the last entry by decoding the last event of the last | |
1692 | * packet. | |
1693 | */ | |
1694 | last_entry = g_ptr_array_index(index->entries, | |
1695 | index->entries->len - 1); | |
1696 | BT_ASSERT(last_entry); | |
1697 | ||
1698 | BT_ASSERT(ds_file_group->sc->default_clock_class); | |
1699 | default_cc = ds_file_group->sc->default_clock_class; | |
1700 | ||
1701 | /* | |
1702 | * Decode packet to read the timestamp of the last event of the | |
1703 | * entry. | |
1704 | */ | |
1705 | ret = decode_packet_last_event_timestamp(trace, default_cc, | |
1706 | last_entry, &last_entry->timestamp_end, | |
1707 | &last_entry->timestamp_end_ns); | |
1708 | if (ret) { | |
5c3441d8 SM |
1709 | BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, |
1710 | "Failed to decode stream's last packet to get its last event's clock snapshot."); | |
df7002e4 FD |
1711 | goto end; |
1712 | } | |
1713 | } | |
1714 | ||
1715 | end: | |
1716 | return ret; | |
1717 | } | |
1718 | ||
37ea728c FD |
1719 | /* |
1720 | * Fix up packet index entries for barectf's "event-before-packet" bug. | |
1721 | * Some buggy barectf tracer versions may emit events with a timestamp that is | |
1722 | * less than the timestamp_begin of the their packets. | |
1723 | * | |
1724 | * To fix up this erroneous data we do the following: | |
1725 | * 1. Starting at the second index entry, set the timestamp_begin of the | |
1726 | * current entry to the timestamp of the first event of the packet. | |
1727 | * 2. Set the previous entry's timestamp_end to the timestamp_begin of the | |
1728 | * current packet. | |
1729 | * | |
1730 | * Known buggy tracer versions: | |
1731 | * - before barectf 2.3.1 | |
1732 | */ | |
1733 | static | |
1734 | int fix_index_barectf_event_before_packet_bug(struct ctf_fs_trace *trace) | |
1735 | { | |
1736 | int ret = 0; | |
1737 | guint ds_file_group_i; | |
1738 | GPtrArray *ds_file_groups = trace->ds_file_groups; | |
1739 | bt_logging_level log_level = trace->log_level; | |
1740 | ||
1741 | for (ds_file_group_i = 0; ds_file_group_i < ds_file_groups->len; | |
1742 | ds_file_group_i++) { | |
1743 | guint entry_i; | |
1744 | struct ctf_clock_class *default_cc; | |
1745 | struct ctf_fs_ds_file_group *ds_file_group = | |
1746 | g_ptr_array_index(ds_file_groups, ds_file_group_i); | |
1747 | ||
1748 | struct ctf_fs_ds_index *index = ds_file_group->index; | |
1749 | ||
1750 | BT_ASSERT(index); | |
1751 | BT_ASSERT(index->entries); | |
1752 | BT_ASSERT(index->entries->len > 0); | |
1753 | ||
1754 | BT_ASSERT(ds_file_group->sc->default_clock_class); | |
1755 | default_cc = ds_file_group->sc->default_clock_class; | |
1756 | ||
1757 | /* | |
1758 | * 1. Iterate over the index, starting from the second entry | |
1759 | * (index = 1). | |
1760 | */ | |
1761 | for (entry_i = 1; entry_i < index->entries->len; | |
1762 | entry_i++) { | |
1763 | struct ctf_fs_ds_index_entry *curr_entry, *prev_entry; | |
1764 | prev_entry = g_ptr_array_index(index->entries, entry_i - 1); | |
1765 | curr_entry = g_ptr_array_index(index->entries, entry_i); | |
1766 | /* | |
1767 | * 2. Set the current entry `begin` timestamp to the | |
1768 | * timestamp of the first event of the current packet. | |
1769 | */ | |
1770 | ret = decode_packet_first_event_timestamp(trace, default_cc, | |
1771 | curr_entry, &curr_entry->timestamp_begin, | |
1772 | &curr_entry->timestamp_begin_ns); | |
1773 | if (ret) { | |
5c3441d8 SM |
1774 | BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, |
1775 | "Failed to decode first event's clock snapshot"); | |
37ea728c FD |
1776 | goto end; |
1777 | } | |
1778 | ||
1779 | /* | |
1780 | * 3. Set the previous entry `end` timestamp to the | |
1781 | * timestamp of the first event of the current packet. | |
1782 | */ | |
1783 | prev_entry->timestamp_end = curr_entry->timestamp_begin; | |
1784 | prev_entry->timestamp_end_ns = curr_entry->timestamp_begin_ns; | |
1785 | } | |
1786 | } | |
1787 | end: | |
1788 | return ret; | |
1789 | } | |
1790 | ||
7645f10f FD |
1791 | /* |
1792 | * When using the lttng-crash feature it's likely that the last packets of each | |
1793 | * stream have their timestamp_end set to zero. This is caused by the fact that | |
1794 | * the tracer crashed and was not able to properly close the packets. | |
1795 | * | |
1796 | * To fix up this erroneous data we do the following: | |
1797 | * For each index entry, if the entry's timestamp_end is 0 and the | |
1798 | * timestamp_begin is not 0: | |
1799 | * - If it's the stream file's last packet: set the packet index entry's end | |
1800 | * time to the packet's last event's time, if any, or to the packet's | |
1801 | * beginning time otherwise. | |
1802 | * - If it's not the stream file's last packet: set the packet index | |
1803 | * entry's end time to the next packet's beginning time. | |
1804 | * | |
1805 | * Affected versions: | |
1806 | * - All current and future lttng-ust and lttng-modules versions. | |
1807 | */ | |
1808 | static | |
1809 | int fix_index_lttng_crash_quirk(struct ctf_fs_trace *trace) | |
1810 | { | |
1811 | int ret = 0; | |
1812 | guint ds_file_group_idx; | |
1813 | GPtrArray *ds_file_groups = trace->ds_file_groups; | |
1814 | bt_logging_level log_level = trace->log_level; | |
1815 | ||
1816 | for (ds_file_group_idx = 0; ds_file_group_idx < ds_file_groups->len; | |
1817 | ds_file_group_idx++) { | |
1818 | guint entry_idx; | |
1819 | struct ctf_clock_class *default_cc; | |
1820 | struct ctf_fs_ds_index_entry *last_entry; | |
1821 | struct ctf_fs_ds_index *index; | |
1822 | ||
1823 | struct ctf_fs_ds_file_group *ds_file_group = | |
1824 | g_ptr_array_index(ds_file_groups, ds_file_group_idx); | |
1825 | ||
1826 | BT_ASSERT(ds_file_group); | |
1827 | index = ds_file_group->index; | |
1828 | ||
1829 | BT_ASSERT(ds_file_group->sc->default_clock_class); | |
1830 | default_cc = ds_file_group->sc->default_clock_class; | |
1831 | ||
1832 | BT_ASSERT(index); | |
1833 | BT_ASSERT(index->entries); | |
1834 | BT_ASSERT(index->entries->len > 0); | |
1835 | ||
1836 | last_entry = g_ptr_array_index(index->entries, | |
1837 | index->entries->len - 1); | |
1838 | BT_ASSERT(last_entry); | |
1839 | ||
1840 | ||
1841 | /* 1. Fix the last entry first. */ | |
1842 | if (last_entry->timestamp_end == 0 && | |
1843 | last_entry->timestamp_begin != 0) { | |
1844 | /* | |
1845 | * Decode packet to read the timestamp of the | |
1846 | * last event of the stream file. | |
1847 | */ | |
1848 | ret = decode_packet_last_event_timestamp(trace, | |
1849 | default_cc, last_entry, | |
1850 | &last_entry->timestamp_end, | |
1851 | &last_entry->timestamp_end_ns); | |
1852 | if (ret) { | |
5c3441d8 SM |
1853 | BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, |
1854 | "Failed to decode last event's clock snapshot"); | |
7645f10f FD |
1855 | goto end; |
1856 | } | |
1857 | } | |
1858 | ||
1859 | /* Iterate over all entries but the last one. */ | |
1860 | for (entry_idx = 0; entry_idx < index->entries->len - 1; | |
1861 | entry_idx++) { | |
1862 | struct ctf_fs_ds_index_entry *curr_entry, *next_entry; | |
1863 | curr_entry = g_ptr_array_index(index->entries, entry_idx); | |
1864 | next_entry = g_ptr_array_index(index->entries, entry_idx + 1); | |
1865 | ||
1866 | if (curr_entry->timestamp_end == 0 && | |
1867 | curr_entry->timestamp_begin != 0) { | |
1868 | /* | |
1869 | * 2. Set the current index entry `end` timestamp to | |
1870 | * the next index entry `begin` timestamp. | |
1871 | */ | |
1872 | curr_entry->timestamp_end = next_entry->timestamp_begin; | |
1873 | curr_entry->timestamp_end_ns = next_entry->timestamp_begin_ns; | |
1874 | } | |
1875 | } | |
1876 | } | |
1877 | ||
1878 | end: | |
1879 | return ret; | |
1880 | } | |
1881 | ||
7b4d28d0 FD |
1882 | /* |
1883 | * Extract the tracer information necessary to compare versions. | |
1884 | * Returns 0 on success, and -1 if the extraction is not successful because the | |
1885 | * necessary fields are absents in the trace metadata. | |
1886 | */ | |
1887 | static | |
7b4d28d0 FD |
1888 | int extract_tracer_info(struct ctf_fs_trace *trace, |
1889 | struct tracer_info *current_tracer_info) | |
1890 | { | |
1891 | int ret = 0; | |
1892 | struct ctf_trace_class_env_entry *entry; | |
1893 | ||
1894 | /* Clear the current_tracer_info struct */ | |
1895 | memset(current_tracer_info, 0, sizeof(*current_tracer_info)); | |
1896 | ||
1897 | /* | |
1898 | * To compare 2 tracer versions, at least the tracer name and it's | |
1899 | * major version are needed. If one of these is missing, consider it an | |
1900 | * extraction failure. | |
1901 | */ | |
1902 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1903 | trace->metadata->tc, "tracer_name"); | |
1904 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR) { | |
1905 | goto missing_bare_minimum; | |
1906 | } | |
1907 | ||
1908 | /* Set tracer name. */ | |
1909 | current_tracer_info->name = entry->value.str->str; | |
1910 | ||
1911 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1912 | trace->metadata->tc, "tracer_major"); | |
1913 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1914 | goto missing_bare_minimum; | |
1915 | } | |
1916 | ||
1917 | /* Set major version number. */ | |
1918 | current_tracer_info->major = entry->value.i; | |
1919 | ||
1920 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1921 | trace->metadata->tc, "tracer_minor"); | |
1922 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1923 | goto end; | |
1924 | } | |
1925 | ||
1926 | /* Set minor version number. */ | |
1927 | current_tracer_info->minor = entry->value.i; | |
1928 | ||
1929 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1930 | trace->metadata->tc, "tracer_patch"); | |
1931 | if (!entry) { | |
1932 | /* | |
1933 | * If `tracer_patch` doesn't exist `tracer_patchlevel` might. | |
1934 | * For example, `lttng-modules` uses entry name | |
1935 | * `tracer_patchlevel`. | |
1936 | */ | |
1937 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1938 | trace->metadata->tc, "tracer_patchlevel"); | |
1939 | } | |
1940 | ||
1941 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1942 | goto end; | |
1943 | } | |
1944 | ||
1945 | /* Set patch version number. */ | |
1946 | current_tracer_info->patch = entry->value.i; | |
1947 | ||
1948 | goto end; | |
1949 | ||
1950 | missing_bare_minimum: | |
1951 | ret = -1; | |
1952 | end: | |
1953 | return ret; | |
1954 | } | |
1955 | ||
df7002e4 FD |
1956 | static |
1957 | bool is_tracer_affected_by_lttng_event_after_packet_bug( | |
1958 | struct tracer_info *curr_tracer_info) | |
1959 | { | |
1960 | bool is_affected = false; | |
1961 | ||
1962 | if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { | |
1963 | if (curr_tracer_info->major < 2) { | |
1964 | is_affected = true; | |
1965 | } else if (curr_tracer_info->major == 2) { | |
1966 | /* fixed in lttng-ust 2.11.0 */ | |
1967 | if (curr_tracer_info->minor < 11) { | |
1968 | is_affected = true; | |
1969 | } | |
1970 | } | |
1971 | } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { | |
1972 | if (curr_tracer_info->major < 2) { | |
1973 | is_affected = true; | |
1974 | } else if (curr_tracer_info->major == 2) { | |
1975 | /* fixed in lttng-modules 2.11.0 */ | |
1976 | if (curr_tracer_info->minor == 10) { | |
1977 | /* fixed in lttng-modules 2.10.10 */ | |
1978 | if (curr_tracer_info->patch < 10) { | |
1979 | is_affected = true; | |
1980 | } | |
1981 | } else if (curr_tracer_info->minor == 9) { | |
1982 | /* fixed in lttng-modules 2.9.13 */ | |
1983 | if (curr_tracer_info->patch < 13) { | |
1984 | is_affected = true; | |
1985 | } | |
1986 | } else if (curr_tracer_info->minor < 9) { | |
1987 | is_affected = true; | |
1988 | } | |
1989 | } | |
1990 | } | |
1991 | ||
1992 | return is_affected; | |
1993 | } | |
1994 | ||
37ea728c FD |
1995 | static |
1996 | bool is_tracer_affected_by_barectf_event_before_packet_bug( | |
1997 | struct tracer_info *curr_tracer_info) | |
1998 | { | |
1999 | bool is_affected = false; | |
2000 | ||
2001 | if (strcmp(curr_tracer_info->name, "barectf") == 0) { | |
2002 | if (curr_tracer_info->major < 2) { | |
2003 | is_affected = true; | |
2004 | } else if (curr_tracer_info->major == 2) { | |
2005 | if (curr_tracer_info->minor < 3) { | |
2006 | is_affected = true; | |
2007 | } else if (curr_tracer_info->minor == 3) { | |
2008 | /* fixed in barectf 2.3.1 */ | |
2009 | if (curr_tracer_info->patch < 1) { | |
2010 | is_affected = true; | |
2011 | } | |
2012 | } | |
2013 | } | |
2014 | } | |
2015 | ||
2016 | return is_affected; | |
2017 | } | |
2018 | ||
7645f10f FD |
2019 | static |
2020 | bool is_tracer_affected_by_lttng_crash_quirk( | |
2021 | struct tracer_info *curr_tracer_info) | |
2022 | { | |
2023 | bool is_affected = false; | |
2024 | ||
2025 | /* All LTTng tracer may be affected by this lttng crash quirk. */ | |
2026 | if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { | |
2027 | is_affected = true; | |
2028 | } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { | |
2029 | is_affected = true; | |
2030 | } | |
2031 | ||
2032 | return is_affected; | |
2033 | } | |
2034 | ||
df7002e4 FD |
2035 | /* |
2036 | * Looks for trace produced by known buggy tracers and fix up the index | |
2037 | * produced earlier. | |
2038 | */ | |
2039 | static | |
5c3441d8 | 2040 | int fix_packet_index_tracer_bugs(struct ctf_fs_component *ctf_fs, |
6699263d SM |
2041 | bt_self_component *self_comp, |
2042 | bt_self_component_class *self_comp_class) | |
df7002e4 FD |
2043 | { |
2044 | int ret = 0; | |
df7002e4 | 2045 | struct tracer_info current_tracer_info; |
df7002e4 FD |
2046 | bt_logging_level log_level = ctf_fs->log_level; |
2047 | ||
aab89afc SM |
2048 | ret = extract_tracer_info(ctf_fs->trace, ¤t_tracer_info); |
2049 | if (ret) { | |
2050 | /* | |
2051 | * A trace may not have all the necessary environment | |
2052 | * entries to do the tracer version comparison. | |
2053 | * At least, the tracer name and major version number | |
2054 | * are needed. Failing to extract these entries is not | |
2055 | * an error. | |
2056 | */ | |
2057 | ret = 0; | |
2058 | BT_LOGI_STR("Cannot extract tracer information necessary to compare with buggy versions."); | |
2059 | goto end;; | |
2060 | } | |
df7002e4 | 2061 | |
aab89afc SM |
2062 | /* Check if the trace may be affected by old tracer bugs. */ |
2063 | if (is_tracer_affected_by_lttng_event_after_packet_bug( | |
2064 | ¤t_tracer_info)) { | |
2065 | BT_LOGI_STR("Trace may be affected by LTTng tracer packet timestamp bug. Fixing up."); | |
2066 | ret = fix_index_lttng_event_after_packet_bug(ctf_fs->trace); | |
df7002e4 | 2067 | if (ret) { |
6699263d SM |
2068 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
2069 | self_comp, self_comp_class, | |
aab89afc SM |
2070 | "Failed to fix LTTng event-after-packet bug."); |
2071 | goto end; | |
df7002e4 | 2072 | } |
aab89afc SM |
2073 | ctf_fs->trace->metadata->tc->quirks.lttng_event_after_packet = true; |
2074 | } | |
37ea728c | 2075 | |
aab89afc SM |
2076 | if (is_tracer_affected_by_barectf_event_before_packet_bug( |
2077 | ¤t_tracer_info)) { | |
2078 | BT_LOGI_STR("Trace may be affected by barectf tracer packet timestamp bug. Fixing up."); | |
2079 | ret = fix_index_barectf_event_before_packet_bug(ctf_fs->trace); | |
2080 | if (ret) { | |
6699263d SM |
2081 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
2082 | self_comp, self_comp_class, | |
aab89afc SM |
2083 | "Failed to fix barectf event-before-packet bug."); |
2084 | goto end; | |
37ea728c | 2085 | } |
aab89afc SM |
2086 | ctf_fs->trace->metadata->tc->quirks.barectf_event_before_packet = true; |
2087 | } | |
7645f10f | 2088 | |
aab89afc SM |
2089 | if (is_tracer_affected_by_lttng_crash_quirk( |
2090 | ¤t_tracer_info)) { | |
2091 | ret = fix_index_lttng_crash_quirk(ctf_fs->trace); | |
2092 | if (ret) { | |
6699263d SM |
2093 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
2094 | self_comp, self_comp_class, | |
aab89afc SM |
2095 | "Failed to fix lttng-crash timestamp quirks."); |
2096 | goto end; | |
7645f10f | 2097 | } |
aab89afc | 2098 | ctf_fs->trace->metadata->tc->quirks.lttng_crash = true; |
df7002e4 | 2099 | } |
aab89afc | 2100 | |
df7002e4 FD |
2101 | end: |
2102 | return ret; | |
2103 | } | |
2104 | ||
562e23c1 PP |
2105 | static |
2106 | gint compare_ds_file_groups_by_first_path(gconstpointer a, gconstpointer b) | |
2107 | { | |
2108 | struct ctf_fs_ds_file_group * const *ds_file_group_a = a; | |
2109 | struct ctf_fs_ds_file_group * const *ds_file_group_b = b; | |
2110 | const struct ctf_fs_ds_file_info *first_ds_file_info_a; | |
2111 | const struct ctf_fs_ds_file_info *first_ds_file_info_b; | |
2112 | ||
2113 | BT_ASSERT((*ds_file_group_a)->ds_file_infos->len > 0); | |
2114 | BT_ASSERT((*ds_file_group_b)->ds_file_infos->len > 0); | |
2115 | first_ds_file_info_a = (*ds_file_group_a)->ds_file_infos->pdata[0]; | |
2116 | first_ds_file_info_b = (*ds_file_group_b)->ds_file_infos->pdata[0]; | |
2117 | return strcmp(first_ds_file_info_a->path->str, | |
2118 | first_ds_file_info_b->path->str); | |
2119 | } | |
2120 | ||
aab89afc | 2121 | int ctf_fs_component_create_ctf_fs_trace( |
bf5b7748 | 2122 | struct ctf_fs_component *ctf_fs, |
5c3441d8 | 2123 | const bt_value *paths_value, |
c77d62f1 | 2124 | const bt_value *trace_name_value, |
5c3441d8 SM |
2125 | bt_self_component *self_comp, |
2126 | bt_self_component_class *self_comp_class) | |
bf5b7748 SM |
2127 | { |
2128 | int ret = 0; | |
2129 | uint64_t i; | |
df7002e4 | 2130 | bt_logging_level log_level = ctf_fs->log_level; |
aab89afc | 2131 | GPtrArray *traces; |
c77d62f1 | 2132 | const char *trace_name; |
bf5b7748 | 2133 | |
aab89afc SM |
2134 | BT_ASSERT(bt_value_get_type(paths_value) == BT_VALUE_TYPE_ARRAY); |
2135 | BT_ASSERT(!bt_value_array_is_empty(paths_value)); | |
2136 | ||
2137 | traces = g_ptr_array_new_with_free_func(ctf_fs_trace_destroy_notifier); | |
2138 | if (!traces) { | |
2139 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2140 | "Failed to allocate a GPtrArray."); | |
2141 | goto error; | |
2142 | } | |
2143 | ||
c77d62f1 SM |
2144 | trace_name = trace_name_value ? bt_value_string_get(trace_name_value) : NULL; |
2145 | ||
aab89afc | 2146 | /* Start by creating a separate ctf_fs_trace object for each path. */ |
1270d0e9 | 2147 | for (i = 0; i < bt_value_array_get_length(paths_value); i++) { |
bf5b7748 | 2148 | const bt_value *path_value = bt_value_array_borrow_element_by_index_const(paths_value, i); |
a1040187 | 2149 | const char *input = bt_value_string_get(path_value); |
bf5b7748 | 2150 | |
aab89afc | 2151 | ret = ctf_fs_component_create_ctf_fs_trace_one_path(ctf_fs, |
c77d62f1 | 2152 | input, trace_name, traces, self_comp, self_comp_class); |
bf5b7748 SM |
2153 | if (ret) { |
2154 | goto end; | |
2155 | } | |
2156 | } | |
2157 | ||
aab89afc SM |
2158 | if (traces->len > 1) { |
2159 | struct ctf_fs_trace *first_trace = (struct ctf_fs_trace *) traces->pdata[0]; | |
2160 | const uint8_t *first_trace_uuid = first_trace->metadata->tc->uuid; | |
2161 | struct ctf_fs_trace *trace; | |
2162 | ||
2163 | /* | |
2164 | * We have more than one trace, they must all share the same | |
2165 | * UUID, verify that. | |
2166 | */ | |
2167 | for (i = 0; i < traces->len; i++) { | |
2168 | struct ctf_fs_trace *this_trace = | |
2169 | (struct ctf_fs_trace *) traces->pdata[i]; | |
2170 | const uint8_t *this_trace_uuid = this_trace->metadata->tc->uuid; | |
2171 | ||
2172 | if (!this_trace->metadata->tc->is_uuid_set) { | |
2173 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2174 | "Multiple traces given, but a trace does not have a UUID: path=%s", | |
2175 | this_trace->path->str); | |
2176 | goto error; | |
2177 | } | |
2178 | ||
2179 | if (bt_uuid_compare(first_trace_uuid, this_trace_uuid) != 0) { | |
2180 | char first_trace_uuid_str[BT_UUID_STR_LEN + 1]; | |
2181 | char this_trace_uuid_str[BT_UUID_STR_LEN + 1]; | |
2182 | ||
2183 | bt_uuid_to_str(first_trace_uuid, first_trace_uuid_str); | |
2184 | bt_uuid_to_str(this_trace_uuid, this_trace_uuid_str); | |
2185 | ||
2186 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2187 | "Multiple traces given, but UUIDs don't match: " | |
2188 | "first-trace-uuid=%s, first-trace-path=%s, " | |
2189 | "trace-uuid=%s, trace-path=%s", | |
2190 | first_trace_uuid_str, first_trace->path->str, | |
2191 | this_trace_uuid_str, this_trace->path->str); | |
2192 | goto error; | |
2193 | } | |
2194 | } | |
2195 | ||
2196 | ret = merge_ctf_fs_traces((struct ctf_fs_trace **) traces->pdata, | |
2197 | traces->len, &trace); | |
2198 | if (ret) { | |
2199 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2200 | "Failed to merge traces with the same UUID."); | |
2201 | goto error; | |
2202 | } | |
2203 | ||
2204 | ctf_fs->trace = trace; | |
2205 | } else { | |
2206 | /* Just one trace, it may or may not have a UUID, both are fine. */ | |
2207 | ctf_fs->trace = traces->pdata[0]; | |
2208 | traces->pdata[0] = NULL; | |
df7002e4 | 2209 | } |
adb623c2 | 2210 | |
6699263d | 2211 | ret = fix_packet_index_tracer_bugs(ctf_fs, self_comp, self_comp_class); |
df7002e4 | 2212 | if (ret) { |
5c3441d8 SM |
2213 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
2214 | "Failed to fix packet index tracer bugs."); | |
df7002e4 | 2215 | } |
aab89afc | 2216 | |
562e23c1 PP |
2217 | /* |
2218 | * Sort data stream file groups by first data stream file info | |
2219 | * path to get a deterministic order. This order influences the | |
2220 | * order of the output ports. It also influences the order of | |
2221 | * the automatic stream IDs if the trace's packet headers do not | |
2222 | * contain a `stream_instance_id` field, in which case the data | |
2223 | * stream file to stream ID association is always the same, | |
2224 | * whatever the build and the system. | |
2225 | * | |
2226 | * Having a deterministic order here can help debugging and | |
2227 | * testing. | |
2228 | */ | |
2229 | g_ptr_array_sort(ctf_fs->trace->ds_file_groups, | |
2230 | compare_ds_file_groups_by_first_path); | |
aab89afc SM |
2231 | goto end; |
2232 | error: | |
2233 | ret = -1; | |
2234 | ||
bf5b7748 | 2235 | end: |
aab89afc | 2236 | g_ptr_array_free(traces, TRUE); |
bf5b7748 SM |
2237 | return ret; |
2238 | } | |
2239 | ||
ddf49b27 SM |
2240 | static |
2241 | GString *get_stream_instance_unique_name( | |
2242 | struct ctf_fs_ds_file_group *ds_file_group) | |
2243 | { | |
2244 | GString *name; | |
2245 | struct ctf_fs_ds_file_info *ds_file_info; | |
2246 | ||
2247 | name = g_string_new(NULL); | |
2248 | if (!name) { | |
2249 | goto end; | |
2250 | } | |
2251 | ||
2252 | /* | |
2253 | * If there's more than one stream file in the stream file | |
2254 | * group, the first (earliest) stream file's path is used as | |
2255 | * the stream's unique name. | |
2256 | */ | |
2257 | BT_ASSERT(ds_file_group->ds_file_infos->len > 0); | |
2258 | ds_file_info = g_ptr_array_index(ds_file_group->ds_file_infos, 0); | |
2259 | g_string_assign(name, ds_file_info->path->str); | |
2260 | ||
2261 | end: | |
2262 | return name; | |
2263 | } | |
2264 | ||
bf5b7748 SM |
2265 | /* Create the IR stream objects for ctf_fs_trace. */ |
2266 | ||
2267 | static | |
2268 | int create_streams_for_trace(struct ctf_fs_trace *ctf_fs_trace) | |
2269 | { | |
2270 | int ret; | |
2271 | GString *name = NULL; | |
2272 | guint i; | |
3d731ea9 | 2273 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 2274 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
bf5b7748 SM |
2275 | |
2276 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
2277 | struct ctf_fs_ds_file_group *ds_file_group = | |
2278 | g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); | |
2279 | name = get_stream_instance_unique_name(ds_file_group); | |
2280 | ||
2281 | if (!name) { | |
2282 | goto error; | |
2283 | } | |
2284 | ||
2285 | if (ds_file_group->sc->ir_sc) { | |
2286 | BT_ASSERT(ctf_fs_trace->trace); | |
2287 | ||
2288 | if (ds_file_group->stream_id == UINT64_C(-1)) { | |
2289 | /* No stream ID: use 0 */ | |
2290 | ds_file_group->stream = bt_stream_create_with_id( | |
2291 | ds_file_group->sc->ir_sc, | |
2292 | ctf_fs_trace->trace, | |
2293 | ctf_fs_trace->next_stream_id); | |
2294 | ctf_fs_trace->next_stream_id++; | |
2295 | } else { | |
2296 | /* Specific stream ID */ | |
2297 | ds_file_group->stream = bt_stream_create_with_id( | |
2298 | ds_file_group->sc->ir_sc, | |
2299 | ctf_fs_trace->trace, | |
2300 | (uint64_t) ds_file_group->stream_id); | |
2301 | } | |
2302 | } else { | |
2303 | ds_file_group->stream = NULL; | |
2304 | } | |
2305 | ||
2306 | if (!ds_file_group->stream) { | |
5c3441d8 SM |
2307 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, |
2308 | "Cannot create stream for DS file group: " | |
bf5b7748 SM |
2309 | "addr=%p, stream-name=\"%s\"", |
2310 | ds_file_group, name->str); | |
2311 | goto error; | |
2312 | } | |
2313 | ||
2314 | ret = bt_stream_set_name(ds_file_group->stream, | |
2315 | name->str); | |
2316 | if (ret) { | |
5c3441d8 | 2317 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot set stream's name: " |
bf5b7748 SM |
2318 | "addr=%p, stream-name=\"%s\"", |
2319 | ds_file_group->stream, name->str); | |
2320 | goto error; | |
2321 | } | |
2322 | ||
2323 | g_string_free(name, TRUE); | |
2324 | name = NULL; | |
2325 | } | |
2326 | ||
2327 | ret = 0; | |
2328 | goto end; | |
2329 | ||
2330 | error: | |
2331 | ret = -1; | |
2332 | ||
2333 | end: | |
2334 | ||
2335 | if (name) { | |
2336 | g_string_free(name, TRUE); | |
2337 | } | |
2338 | return ret; | |
2339 | } | |
2340 | ||
c423217e SM |
2341 | static const struct bt_param_validation_value_descr inputs_elem_descr = { |
2342 | .type = BT_VALUE_TYPE_STRING, | |
2343 | }; | |
bf5b7748 | 2344 | |
c423217e SM |
2345 | static const struct bt_param_validation_map_value_entry_descr fs_params_entries_descr[] = { |
2346 | { "inputs", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_MANDATORY, { | |
2347 | BT_VALUE_TYPE_ARRAY, | |
2348 | .array = { | |
2349 | .min_length = 1, | |
2350 | .max_length = BT_PARAM_VALIDATION_INFINITE, | |
2351 | .element_type = &inputs_elem_descr, | |
bf5b7748 | 2352 | } |
c423217e SM |
2353 | }}, |
2354 | { "trace-name", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } }, | |
2355 | { "clock-class-offset-s", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_SIGNED_INTEGER } }, | |
2356 | { "clock-class-offset-ns", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_SIGNED_INTEGER } }, | |
2357 | { "force-clock-class-origin-unix-epoch", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_BOOL } }, | |
2358 | BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_END | |
2359 | }; | |
bf5b7748 | 2360 | |
bf5b7748 | 2361 | |
c80d4c65 | 2362 | bool read_src_fs_parameters(const bt_value *params, |
c77d62f1 SM |
2363 | const bt_value **inputs, |
2364 | const bt_value **trace_name, | |
2365 | struct ctf_fs_component *ctf_fs, | |
5c3441d8 SM |
2366 | bt_self_component *self_comp, |
2367 | bt_self_component_class *self_comp_class) { | |
c80d4c65 SM |
2368 | bool ret; |
2369 | const bt_value *value; | |
3d731ea9 | 2370 | bt_logging_level log_level = ctf_fs->log_level; |
c423217e SM |
2371 | enum bt_param_validation_status validate_value_status; |
2372 | gchar *error = NULL; | |
2373 | ||
2374 | validate_value_status = bt_param_validation_validate(params, | |
2375 | fs_params_entries_descr, &error); | |
2376 | if (validate_value_status != BT_PARAM_VALIDATION_STATUS_OK) { | |
2377 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2378 | "%s", error); | |
2379 | ret = false; | |
2380 | goto end; | |
2381 | } | |
c80d4c65 | 2382 | |
a1040187 SM |
2383 | /* inputs parameter */ |
2384 | *inputs = bt_value_map_borrow_entry_value_const(params, "inputs"); | |
c80d4c65 SM |
2385 | |
2386 | /* clock-class-offset-s parameter */ | |
2387 | value = bt_value_map_borrow_entry_value_const(params, | |
2388 | "clock-class-offset-s"); | |
2389 | if (value) { | |
c80d4c65 | 2390 | ctf_fs->metadata_config.clock_class_offset_s = |
60bbfc7c | 2391 | bt_value_integer_signed_get(value); |
c80d4c65 SM |
2392 | } |
2393 | ||
2394 | /* clock-class-offset-ns parameter */ | |
2395 | value = bt_value_map_borrow_entry_value_const(params, | |
2396 | "clock-class-offset-ns"); | |
2397 | if (value) { | |
c80d4c65 | 2398 | ctf_fs->metadata_config.clock_class_offset_ns = |
60bbfc7c | 2399 | bt_value_integer_signed_get(value); |
c80d4c65 SM |
2400 | } |
2401 | ||
1ffc68e8 FD |
2402 | /* force-clock-class-origin-unix-epoch parameter */ |
2403 | value = bt_value_map_borrow_entry_value_const(params, | |
2404 | "force-clock-class-origin-unix-epoch"); | |
2405 | if (value) { | |
1ffc68e8 FD |
2406 | ctf_fs->metadata_config.force_clock_class_origin_unix_epoch = |
2407 | bt_value_bool_get(value); | |
2408 | } | |
2409 | ||
c77d62f1 SM |
2410 | /* trace-name parameter */ |
2411 | *trace_name = bt_value_map_borrow_entry_value_const(params, "trace-name"); | |
c80d4c65 SM |
2412 | |
2413 | ret = true; | |
c80d4c65 SM |
2414 | |
2415 | end: | |
c423217e | 2416 | g_free(error); |
c80d4c65 SM |
2417 | return ret; |
2418 | } | |
2419 | ||
5b29e799 | 2420 | static |
834e9996 | 2421 | struct ctf_fs_component *ctf_fs_create( |
5c3441d8 | 2422 | const bt_value *params, |
6699263d | 2423 | bt_self_component_source *self_comp_src) |
56a1cced | 2424 | { |
bf5b7748 | 2425 | struct ctf_fs_component *ctf_fs = NULL; |
a1040187 | 2426 | const bt_value *inputs_value; |
c77d62f1 | 2427 | const bt_value *trace_name_value; |
3d731ea9 PP |
2428 | bt_self_component *self_comp = |
2429 | bt_self_component_source_as_self_component(self_comp_src); | |
56a1cced | 2430 | |
3d731ea9 | 2431 | ctf_fs = ctf_fs_component_create(bt_component_get_logging_level( |
f67894f9 | 2432 | bt_self_component_as_component(self_comp)), self_comp); |
c80d4c65 | 2433 | if (!ctf_fs) { |
bf5b7748 SM |
2434 | goto error; |
2435 | } | |
2436 | ||
c77d62f1 | 2437 | if (!read_src_fs_parameters(params, &inputs_value, &trace_name_value, |
6699263d | 2438 | ctf_fs, self_comp, NULL)) { |
bf5b7748 | 2439 | goto error; |
56a1cced JG |
2440 | } |
2441 | ||
3d731ea9 | 2442 | bt_self_component_set_data(self_comp, ctf_fs); |
56a1cced | 2443 | |
aab89afc | 2444 | if (ctf_fs_component_create_ctf_fs_trace(ctf_fs, inputs_value, |
6699263d | 2445 | trace_name_value, self_comp, NULL)) { |
4f1f88a6 PP |
2446 | goto error; |
2447 | } | |
2448 | ||
aab89afc SM |
2449 | if (create_streams_for_trace(ctf_fs->trace)) { |
2450 | goto error; | |
2451 | } | |
bf5b7748 | 2452 | |
aab89afc SM |
2453 | if (create_ports_for_trace(ctf_fs, ctf_fs->trace, self_comp_src)) { |
2454 | goto error; | |
4f1f88a6 PP |
2455 | } |
2456 | ||
1ef09eb5 JG |
2457 | goto end; |
2458 | ||
56a1cced | 2459 | error: |
1a9f7075 | 2460 | ctf_fs_destroy(ctf_fs); |
e7a4393b | 2461 | ctf_fs = NULL; |
3d731ea9 | 2462 | bt_self_component_set_data(self_comp, NULL); |
1a9f7075 | 2463 | |
1ef09eb5 | 2464 | end: |
56a1cced JG |
2465 | return ctf_fs; |
2466 | } | |
2467 | ||
ea0b4b9e | 2468 | BT_HIDDEN |
4175c1d5 | 2469 | bt_component_class_initialize_method_status ctf_fs_init( |
5c3441d8 | 2470 | bt_self_component_source *self_comp_src, |
e3250e61 | 2471 | bt_self_component_source_configuration *config, |
f807570c | 2472 | const bt_value *params, __attribute__((unused)) void *init_method_data) |
ea0b4b9e JG |
2473 | { |
2474 | struct ctf_fs_component *ctf_fs; | |
4175c1d5 FD |
2475 | bt_component_class_initialize_method_status ret = |
2476 | BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; | |
ea0b4b9e | 2477 | |
6699263d | 2478 | ctf_fs = ctf_fs_create(params, self_comp_src); |
ea0b4b9e | 2479 | if (!ctf_fs) { |
4175c1d5 | 2480 | ret = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; |
ea0b4b9e | 2481 | } |
4c1456f0 | 2482 | |
ea0b4b9e JG |
2483 | return ret; |
2484 | } | |
33f93973 PP |
2485 | |
2486 | BT_HIDDEN | |
fb25b9e3 | 2487 | bt_component_class_query_method_status ctf_fs_query( |
8eee8ea2 | 2488 | bt_self_component_class_source *comp_class, |
bf403eb2 | 2489 | bt_private_query_executor *priv_query_exec, |
8eee8ea2 | 2490 | const char *object, const bt_value *params, |
f6e305ce | 2491 | __attribute__((unused)) void *method_data, |
8eee8ea2 | 2492 | const bt_value **result) |
33f93973 | 2493 | { |
fb25b9e3 PP |
2494 | bt_component_class_query_method_status status = |
2495 | BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_OK; | |
bf403eb2 PP |
2496 | bt_logging_level log_level = bt_query_executor_get_logging_level( |
2497 | bt_private_query_executor_as_query_executor_const( | |
2498 | priv_query_exec)); | |
33f93973 | 2499 | |
acfa8112 | 2500 | if (strcmp(object, "metadata-info") == 0) { |
3d731ea9 PP |
2501 | status = metadata_info_query(comp_class, params, log_level, |
2502 | result); | |
9db4399f SM |
2503 | } else if (strcmp(object, "babeltrace.trace-infos") == 0) { |
2504 | status = trace_infos_query(comp_class, params, log_level, | |
3d731ea9 | 2505 | result); |
9e534aae | 2506 | } else if (!strcmp(object, "babeltrace.support-info")) { |
a1040187 | 2507 | status = support_info_query(comp_class, params, log_level, result); |
33f93973 | 2508 | } else { |
55314f2a | 2509 | BT_LOGE("Unknown query object `%s`", object); |
7dd3e712 | 2510 | status = BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_UNKNOWN_OBJECT; |
04c0ba87 | 2511 | goto end; |
33f93973 | 2512 | } |
33f93973 | 2513 | end: |
834e9996 | 2514 | return status; |
33f93973 | 2515 | } |