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) { |
55e57fc9 | 130 | status = ctf_fs_ds_file_next(msg_iter_data->msg_iter, out_msg); |
bbbd35bf | 131 | switch (status) { |
fb25b9e3 | 132 | case BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK: |
6ff151ad | 133 | goto end; |
fb25b9e3 | 134 | case BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END: |
bbbd35bf PP |
135 | { |
136 | int ret; | |
6ff151ad | 137 | |
bbbd35bf PP |
138 | if (msg_iter_data->ds_file_info_index == |
139 | msg_iter_data->ds_file_group->ds_file_infos->len - 1) { | |
140 | /* End of all group's stream files */ | |
141 | goto end; | |
142 | } | |
143 | ||
144 | msg_iter_data->ds_file_info_index++; | |
5d452e1f | 145 | ctf_msg_iter_reset_for_next_stream_file( |
989925d1 | 146 | msg_iter_data->msg_iter); |
bbbd35bf PP |
147 | set_msg_iter_emits_stream_beginning_end_messages( |
148 | msg_iter_data); | |
94cf822e | 149 | |
94cf822e | 150 | /* |
bbbd35bf PP |
151 | * Open and start reading the next stream file |
152 | * within our stream file group. | |
94cf822e | 153 | */ |
bbbd35bf PP |
154 | ret = msg_iter_data_set_current_ds_file(msg_iter_data); |
155 | if (ret) { | |
fb25b9e3 | 156 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
bbbd35bf PP |
157 | goto end; |
158 | } | |
159 | ||
160 | /* Continue the loop to get the next message */ | |
161 | break; | |
94cf822e | 162 | } |
bbbd35bf | 163 | default: |
94cf822e PP |
164 | goto end; |
165 | } | |
94cf822e | 166 | } |
d01e0f33 | 167 | |
94cf822e | 168 | end: |
3fd7b79d PP |
169 | return status; |
170 | } | |
171 | ||
172 | BT_HIDDEN | |
fb25b9e3 | 173 | bt_component_class_message_iterator_next_method_status ctf_fs_iterator_next( |
b09a5592 PP |
174 | bt_self_message_iterator *iterator, |
175 | bt_message_array_const msgs, uint64_t capacity, | |
3fd7b79d PP |
176 | uint64_t *count) |
177 | { | |
44381fae | 178 | bt_component_class_message_iterator_next_method_status status; |
b09a5592 PP |
179 | struct ctf_fs_msg_iter_data *msg_iter_data = |
180 | bt_self_message_iterator_get_data(iterator); | |
3fd7b79d PP |
181 | uint64_t i = 0; |
182 | ||
44381fae SM |
183 | if (G_UNLIKELY(msg_iter_data->next_saved_error)) { |
184 | /* | |
185 | * Last time we were called, we hit an error but had some | |
186 | * messages to deliver, so we stashed the error here. Return | |
187 | * it now. | |
188 | */ | |
189 | BT_CURRENT_THREAD_MOVE_ERROR_AND_RESET(msg_iter_data->next_saved_error); | |
190 | status = msg_iter_data->next_saved_status; | |
191 | goto end; | |
192 | } | |
193 | ||
194 | do { | |
b09a5592 | 195 | status = ctf_fs_iterator_next_one(msg_iter_data, &msgs[i]); |
fb25b9e3 | 196 | if (status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
3fd7b79d PP |
197 | i++; |
198 | } | |
44381fae SM |
199 | } while (i < capacity && |
200 | status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK); | |
3fd7b79d PP |
201 | |
202 | if (i > 0) { | |
203 | /* | |
204 | * Even if ctf_fs_iterator_next_one() returned something | |
fb25b9e3 | 205 | * else than BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK, we |
b09a5592 PP |
206 | * accumulated message objects in the output |
207 | * message array, so we need to return | |
fb25b9e3 | 208 | * BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK so that they are |
3fd7b79d | 209 | * transfered to downstream. This other status occurs |
b09a5592 | 210 | * again the next time muxer_msg_iter_do_next() is |
3fd7b79d | 211 | * called, possibly without any accumulated |
b09a5592 | 212 | * message, in which case we'll return it. |
3fd7b79d | 213 | */ |
44381fae SM |
214 | if (status < 0) { |
215 | /* | |
216 | * Save this error for the next _next call. Assume that | |
217 | * this component always appends error causes when | |
218 | * returning an error status code, which will cause the | |
219 | * current thread error to be non-NULL. | |
220 | */ | |
221 | msg_iter_data->next_saved_error = bt_current_thread_take_error(); | |
222 | BT_ASSERT(msg_iter_data->next_saved_error); | |
223 | msg_iter_data->next_saved_status = status; | |
224 | } | |
225 | ||
3fd7b79d | 226 | *count = i; |
fb25b9e3 | 227 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
3fd7b79d PP |
228 | } |
229 | ||
44381fae | 230 | end: |
3fd7b79d | 231 | return status; |
ea0b4b9e | 232 | } |
bfd20a42 | 233 | |
a02839ae PP |
234 | static |
235 | int ctf_fs_iterator_reset(struct ctf_fs_msg_iter_data *msg_iter_data) | |
236 | { | |
237 | int ret; | |
238 | ||
239 | msg_iter_data->ds_file_info_index = 0; | |
240 | ret = msg_iter_data_set_current_ds_file(msg_iter_data); | |
241 | if (ret) { | |
242 | goto end; | |
243 | } | |
244 | ||
5d452e1f | 245 | ctf_msg_iter_reset(msg_iter_data->msg_iter); |
a02839ae PP |
246 | set_msg_iter_emits_stream_beginning_end_messages(msg_iter_data); |
247 | ||
248 | end: | |
249 | return ret; | |
250 | } | |
251 | ||
252 | BT_HIDDEN | |
fb25b9e3 PP |
253 | bt_component_class_message_iterator_seek_beginning_method_status |
254 | ctf_fs_iterator_seek_beginning(bt_self_message_iterator *it) | |
a02839ae PP |
255 | { |
256 | struct ctf_fs_msg_iter_data *msg_iter_data = | |
257 | bt_self_message_iterator_get_data(it); | |
fb25b9e3 PP |
258 | bt_component_class_message_iterator_seek_beginning_method_status status = |
259 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_OK; | |
a02839ae PP |
260 | |
261 | BT_ASSERT(msg_iter_data); | |
262 | if (ctf_fs_iterator_reset(msg_iter_data)) { | |
fb25b9e3 | 263 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_ERROR; |
a02839ae PP |
264 | } |
265 | ||
266 | return status; | |
267 | } | |
268 | ||
269 | BT_HIDDEN | |
b09a5592 | 270 | void ctf_fs_iterator_finalize(bt_self_message_iterator *it) |
760051fa | 271 | { |
b09a5592 PP |
272 | ctf_fs_msg_iter_data_destroy( |
273 | bt_self_message_iterator_get_data(it)); | |
760051fa JG |
274 | } |
275 | ||
a02839ae | 276 | BT_HIDDEN |
4175c1d5 | 277 | bt_component_class_message_iterator_initialize_method_status ctf_fs_iterator_init( |
b09a5592 | 278 | bt_self_message_iterator *self_msg_iter, |
9415de1c | 279 | bt_self_message_iterator_configuration *config, |
f67894f9 | 280 | bt_self_component_source *self_comp_src, |
8eee8ea2 | 281 | bt_self_component_port_output *self_port) |
4c1456f0 | 282 | { |
4f1f88a6 | 283 | struct ctf_fs_port_data *port_data; |
b09a5592 | 284 | struct ctf_fs_msg_iter_data *msg_iter_data = NULL; |
4175c1d5 FD |
285 | bt_component_class_message_iterator_initialize_method_status ret = |
286 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK; | |
3d731ea9 | 287 | bt_logging_level log_level; |
5c3441d8 SM |
288 | bt_self_component *self_comp = |
289 | bt_self_component_source_as_self_component(self_comp_src); | |
760051fa | 290 | |
834e9996 | 291 | port_data = bt_self_component_port_get_data( |
bb61965b | 292 | bt_self_component_port_output_as_self_component_port( |
834e9996 PP |
293 | self_port)); |
294 | BT_ASSERT(port_data); | |
3d731ea9 | 295 | log_level = port_data->ctf_fs->log_level; |
b09a5592 PP |
296 | msg_iter_data = g_new0(struct ctf_fs_msg_iter_data, 1); |
297 | if (!msg_iter_data) { | |
4175c1d5 | 298 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
94cf822e PP |
299 | goto error; |
300 | } | |
301 | ||
3d731ea9 | 302 | msg_iter_data->log_level = log_level; |
f67894f9 | 303 | msg_iter_data->self_comp = self_comp; |
1d744019 | 304 | msg_iter_data->self_msg_iter = self_msg_iter; |
5d452e1f | 305 | msg_iter_data->msg_iter = ctf_msg_iter_create( |
7b33a0e0 | 306 | port_data->ds_file_group->ctf_fs_trace->metadata->tc, |
3d731ea9 | 307 | bt_common_get_page_size(msg_iter_data->log_level) * 8, |
f67894f9 | 308 | ctf_fs_ds_file_medops, NULL, msg_iter_data->log_level, |
2428e031 | 309 | self_comp, self_msg_iter); |
b09a5592 | 310 | if (!msg_iter_data->msg_iter) { |
5c3441d8 | 311 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create a CTF message iterator."); |
4175c1d5 | 312 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
55fa6491 PP |
313 | goto error; |
314 | } | |
315 | ||
b09a5592 | 316 | msg_iter_data->ds_file_group = port_data->ds_file_group; |
a02839ae | 317 | if (ctf_fs_iterator_reset(msg_iter_data)) { |
4175c1d5 | 318 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_ERROR; |
4f1f88a6 | 319 | goto error; |
760051fa JG |
320 | } |
321 | ||
c49bf79b SM |
322 | /* |
323 | * This iterator can seek forward if its stream class has a default | |
324 | * clock class. | |
325 | */ | |
326 | if (msg_iter_data->ds_file_group->sc->default_clock_class) { | |
327 | bt_self_message_iterator_configuration_set_can_seek_forward( | |
328 | config, true); | |
329 | } | |
330 | ||
b09a5592 PP |
331 | bt_self_message_iterator_set_data(self_msg_iter, |
332 | msg_iter_data); | |
4175c1d5 | 333 | if (ret != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK) { |
4f1f88a6 | 334 | goto error; |
760051fa | 335 | } |
b09a5592 | 336 | msg_iter_data = NULL; |
4f1f88a6 | 337 | goto end; |
5b29e799 | 338 | |
4f1f88a6 | 339 | error: |
b09a5592 | 340 | bt_self_message_iterator_set_data(self_msg_iter, NULL); |
4f1f88a6 | 341 | |
760051fa | 342 | end: |
b09a5592 | 343 | ctf_fs_msg_iter_data_destroy(msg_iter_data); |
760051fa JG |
344 | return ret; |
345 | } | |
346 | ||
aab89afc SM |
347 | static |
348 | void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace) | |
349 | { | |
350 | if (!ctf_fs_trace) { | |
351 | return; | |
352 | } | |
353 | ||
354 | if (ctf_fs_trace->ds_file_groups) { | |
355 | g_ptr_array_free(ctf_fs_trace->ds_file_groups, TRUE); | |
356 | } | |
357 | ||
358 | BT_TRACE_PUT_REF_AND_RESET(ctf_fs_trace->trace); | |
359 | ||
360 | if (ctf_fs_trace->path) { | |
361 | g_string_free(ctf_fs_trace->path, TRUE); | |
362 | } | |
363 | ||
364 | if (ctf_fs_trace->metadata) { | |
365 | ctf_fs_metadata_fini(ctf_fs_trace->metadata); | |
366 | g_free(ctf_fs_trace->metadata); | |
367 | } | |
368 | ||
369 | g_free(ctf_fs_trace); | |
370 | } | |
371 | ||
bf5b7748 | 372 | BT_HIDDEN |
1a9f7075 | 373 | void ctf_fs_destroy(struct ctf_fs_component *ctf_fs) |
760051fa | 374 | { |
4f1f88a6 | 375 | if (!ctf_fs) { |
8fa760ba JG |
376 | return; |
377 | } | |
4f1f88a6 | 378 | |
aab89afc | 379 | ctf_fs_trace_destroy(ctf_fs->trace); |
4f1f88a6 PP |
380 | |
381 | if (ctf_fs->port_data) { | |
382 | g_ptr_array_free(ctf_fs->port_data, TRUE); | |
c14d7e26 | 383 | } |
760051fa | 384 | |
1a9f7075 PP |
385 | g_free(ctf_fs); |
386 | } | |
387 | ||
bf5b7748 SM |
388 | static |
389 | void port_data_destroy(struct ctf_fs_port_data *port_data) | |
390 | { | |
391 | if (!port_data) { | |
392 | return; | |
393 | } | |
394 | ||
395 | g_free(port_data); | |
396 | } | |
397 | ||
398 | static | |
399 | void port_data_destroy_notifier(void *data) { | |
400 | port_data_destroy(data); | |
401 | } | |
402 | ||
97ade20b | 403 | static |
229f76ed | 404 | void ctf_fs_trace_destroy_notifier(void *data) |
97ade20b JG |
405 | { |
406 | struct ctf_fs_trace *trace = data; | |
407 | ctf_fs_trace_destroy(trace); | |
408 | } | |
409 | ||
f67894f9 PP |
410 | struct ctf_fs_component *ctf_fs_component_create(bt_logging_level log_level, |
411 | bt_self_component *self_comp) | |
a4792757 | 412 | { |
bf5b7748 | 413 | struct ctf_fs_component *ctf_fs; |
a4792757 | 414 | |
bf5b7748 SM |
415 | ctf_fs = g_new0(struct ctf_fs_component, 1); |
416 | if (!ctf_fs) { | |
417 | goto error; | |
418 | } | |
4f1f88a6 | 419 | |
3d731ea9 | 420 | ctf_fs->log_level = log_level; |
bf5b7748 SM |
421 | ctf_fs->port_data = |
422 | g_ptr_array_new_with_free_func(port_data_destroy_notifier); | |
423 | if (!ctf_fs->port_data) { | |
424 | goto error; | |
4f1f88a6 PP |
425 | } |
426 | ||
bf5b7748 SM |
427 | goto end; |
428 | ||
429 | error: | |
e1cfefd2 SM |
430 | ctf_fs_destroy(ctf_fs); |
431 | ctf_fs = NULL; | |
bf5b7748 SM |
432 | |
433 | end: | |
434 | return ctf_fs; | |
435 | } | |
436 | ||
437 | void ctf_fs_finalize(bt_self_component_source *component) | |
438 | { | |
439 | ctf_fs_destroy(bt_self_component_get_data( | |
440 | bt_self_component_source_as_self_component(component))); | |
5b29e799 JG |
441 | } |
442 | ||
ddf49b27 | 443 | gchar *ctf_fs_make_port_name(struct ctf_fs_ds_file_group *ds_file_group) |
d09752f8 | 444 | { |
ddf49b27 | 445 | GString *name = g_string_new(NULL); |
d09752f8 | 446 | |
ddf49b27 SM |
447 | /* |
448 | * The unique port name is generated by concatenating unique identifiers | |
449 | * for: | |
450 | * | |
451 | * - the trace | |
452 | * - the stream class | |
453 | * - the stream | |
454 | */ | |
455 | ||
456 | /* For the trace, use the uuid if present, else the path. */ | |
457 | if (ds_file_group->ctf_fs_trace->metadata->tc->is_uuid_set) { | |
d126826c | 458 | char uuid_str[BT_UUID_STR_LEN + 1]; |
ddf49b27 | 459 | |
d126826c | 460 | bt_uuid_to_str(ds_file_group->ctf_fs_trace->metadata->tc->uuid, uuid_str); |
ddf49b27 SM |
461 | g_string_assign(name, uuid_str); |
462 | } else { | |
463 | g_string_assign(name, ds_file_group->ctf_fs_trace->path->str); | |
d09752f8 PP |
464 | } |
465 | ||
466 | /* | |
ddf49b27 SM |
467 | * For the stream class, use the id if present. We can omit this field |
468 | * otherwise, as there will only be a single stream class. | |
d09752f8 | 469 | */ |
ddf49b27 SM |
470 | if (ds_file_group->sc->id != UINT64_C(-1)) { |
471 | g_string_append_printf(name, " | %" PRIu64, ds_file_group->sc->id); | |
472 | } | |
d09752f8 | 473 | |
ddf49b27 SM |
474 | /* For the stream, use the id if present, else, use the path. */ |
475 | if (ds_file_group->stream_id != UINT64_C(-1)) { | |
476 | g_string_append_printf(name, " | %" PRIu64, ds_file_group->stream_id); | |
477 | } else { | |
478 | BT_ASSERT(ds_file_group->ds_file_infos->len == 1); | |
479 | struct ctf_fs_ds_file_info *ds_file_info = | |
480 | g_ptr_array_index(ds_file_group->ds_file_infos, 0); | |
481 | g_string_append_printf(name, " | %s", ds_file_info->path->str); | |
482 | } | |
483 | ||
484 | return g_string_free(name, FALSE); | |
d09752f8 PP |
485 | } |
486 | ||
5b29e799 | 487 | static |
55314f2a JG |
488 | int create_one_port_for_trace(struct ctf_fs_component *ctf_fs, |
489 | struct ctf_fs_trace *ctf_fs_trace, | |
5c3441d8 SM |
490 | struct ctf_fs_ds_file_group *ds_file_group, |
491 | bt_self_component_source *self_comp_src) | |
5b29e799 | 492 | { |
4f1f88a6 | 493 | int ret = 0; |
4f1f88a6 | 494 | struct ctf_fs_port_data *port_data = NULL; |
ddf49b27 | 495 | gchar *port_name; |
3d731ea9 | 496 | bt_logging_level log_level = ctf_fs->log_level; |
5c3441d8 SM |
497 | bt_self_component *self_comp = |
498 | bt_self_component_source_as_self_component(self_comp_src); | |
4f1f88a6 | 499 | |
ddf49b27 | 500 | port_name = ctf_fs_make_port_name(ds_file_group); |
4f1f88a6 PP |
501 | if (!port_name) { |
502 | goto error; | |
503 | } | |
504 | ||
f67894f9 | 505 | BT_COMP_LOGI("Creating one port named `%s`", port_name); |
4f1f88a6 PP |
506 | |
507 | /* Create output port for this file */ | |
4f1f88a6 PP |
508 | port_data = g_new0(struct ctf_fs_port_data, 1); |
509 | if (!port_data) { | |
510 | goto error; | |
511 | } | |
512 | ||
f7c3ac09 | 513 | port_data->ctf_fs = ctf_fs; |
94cf822e | 514 | port_data->ds_file_group = ds_file_group; |
834e9996 | 515 | ret = bt_self_component_source_add_output_port( |
5c3441d8 | 516 | self_comp_src, port_name, port_data, NULL); |
147337a3 | 517 | if (ret) { |
4f1f88a6 PP |
518 | goto error; |
519 | } | |
520 | ||
521 | g_ptr_array_add(ctf_fs->port_data, port_data); | |
522 | port_data = NULL; | |
523 | goto end; | |
524 | ||
525 | error: | |
526 | ret = -1; | |
527 | ||
528 | end: | |
be1b2e7e | 529 | g_free(port_name); |
4f1f88a6 | 530 | |
4f1f88a6 PP |
531 | port_data_destroy(port_data); |
532 | return ret; | |
5b29e799 JG |
533 | } |
534 | ||
535 | static | |
55314f2a | 536 | int create_ports_for_trace(struct ctf_fs_component *ctf_fs, |
5c3441d8 SM |
537 | struct ctf_fs_trace *ctf_fs_trace, |
538 | bt_self_component_source *self_comp_src) | |
94cf822e PP |
539 | { |
540 | int ret = 0; | |
94cf822e | 541 | size_t i; |
3d731ea9 | 542 | bt_logging_level log_level = ctf_fs_trace->log_level; |
5c3441d8 SM |
543 | bt_self_component *self_comp = |
544 | bt_self_component_source_as_self_component(self_comp_src); | |
94cf822e PP |
545 | |
546 | /* Create one output port for each stream file group */ | |
547 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
548 | struct ctf_fs_ds_file_group *ds_file_group = | |
549 | g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); | |
550 | ||
55314f2a | 551 | ret = create_one_port_for_trace(ctf_fs, ctf_fs_trace, |
5c3441d8 | 552 | ds_file_group, self_comp_src); |
94cf822e | 553 | if (ret) { |
5c3441d8 | 554 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create output port."); |
94cf822e PP |
555 | goto end; |
556 | } | |
557 | } | |
558 | ||
559 | end: | |
560 | return ret; | |
561 | } | |
562 | ||
94cf822e PP |
563 | static |
564 | void ctf_fs_ds_file_info_destroy(struct ctf_fs_ds_file_info *ds_file_info) | |
565 | { | |
566 | if (!ds_file_info) { | |
567 | return; | |
568 | } | |
569 | ||
570 | if (ds_file_info->path) { | |
571 | g_string_free(ds_file_info->path, TRUE); | |
572 | } | |
573 | ||
574 | g_free(ds_file_info); | |
575 | } | |
576 | ||
577 | static | |
578 | struct ctf_fs_ds_file_info *ctf_fs_ds_file_info_create(const char *path, | |
779f4a23 | 579 | int64_t begin_ns) |
94cf822e PP |
580 | { |
581 | struct ctf_fs_ds_file_info *ds_file_info; | |
582 | ||
583 | ds_file_info = g_new0(struct ctf_fs_ds_file_info, 1); | |
584 | if (!ds_file_info) { | |
585 | goto end; | |
586 | } | |
587 | ||
588 | ds_file_info->path = g_string_new(path); | |
589 | if (!ds_file_info->path) { | |
590 | ctf_fs_ds_file_info_destroy(ds_file_info); | |
591 | ds_file_info = NULL; | |
592 | goto end; | |
593 | } | |
594 | ||
595 | ds_file_info->begin_ns = begin_ns; | |
596 | ||
597 | end: | |
598 | return ds_file_info; | |
599 | } | |
600 | ||
601 | static | |
602 | void ctf_fs_ds_file_group_destroy(struct ctf_fs_ds_file_group *ds_file_group) | |
603 | { | |
604 | if (!ds_file_group) { | |
605 | return; | |
606 | } | |
607 | ||
608 | if (ds_file_group->ds_file_infos) { | |
609 | g_ptr_array_free(ds_file_group->ds_file_infos, TRUE); | |
610 | } | |
611 | ||
779f4a23 FD |
612 | if (ds_file_group->index) { |
613 | if (ds_file_group->index->entries) { | |
614 | g_ptr_array_free(ds_file_group->index->entries, TRUE); | |
615 | } | |
616 | g_free(ds_file_group->index); | |
617 | } | |
618 | ||
8c6884d9 | 619 | bt_stream_put_ref(ds_file_group->stream); |
94cf822e PP |
620 | g_free(ds_file_group); |
621 | } | |
622 | ||
623 | static | |
624 | struct ctf_fs_ds_file_group *ctf_fs_ds_file_group_create( | |
625 | struct ctf_fs_trace *ctf_fs_trace, | |
28faa416 | 626 | struct ctf_stream_class *sc, |
779f4a23 FD |
627 | uint64_t stream_instance_id, |
628 | struct ctf_fs_ds_index *index) | |
94cf822e PP |
629 | { |
630 | struct ctf_fs_ds_file_group *ds_file_group; | |
631 | ||
94cf822e PP |
632 | ds_file_group = g_new0(struct ctf_fs_ds_file_group, 1); |
633 | if (!ds_file_group) { | |
634 | goto error; | |
635 | } | |
636 | ||
637 | ds_file_group->ds_file_infos = g_ptr_array_new_with_free_func( | |
638 | (GDestroyNotify) ctf_fs_ds_file_info_destroy); | |
639 | if (!ds_file_group->ds_file_infos) { | |
640 | goto error; | |
641 | } | |
642 | ||
779f4a23 FD |
643 | ds_file_group->index = index; |
644 | ||
d09752f8 | 645 | ds_file_group->stream_id = stream_instance_id; |
28faa416 PP |
646 | BT_ASSERT(sc); |
647 | ds_file_group->sc = sc; | |
94cf822e | 648 | ds_file_group->ctf_fs_trace = ctf_fs_trace; |
94cf822e PP |
649 | goto end; |
650 | ||
651 | error: | |
652 | ctf_fs_ds_file_group_destroy(ds_file_group); | |
779f4a23 | 653 | ctf_fs_ds_index_destroy(index); |
94cf822e PP |
654 | ds_file_group = NULL; |
655 | ||
656 | end: | |
657 | return ds_file_group; | |
658 | } | |
659 | ||
2b5f969e MJ |
660 | /* Replace by g_ptr_array_insert when we depend on glib >= 2.40. */ |
661 | static | |
662 | void array_insert(GPtrArray *array, gpointer element, size_t pos) | |
663 | { | |
664 | size_t original_array_len = array->len; | |
665 | ||
666 | /* Allocate an unused element at the end of the array. */ | |
667 | g_ptr_array_add(array, NULL); | |
668 | ||
669 | /* If we are not inserting at the end, move the elements by one. */ | |
670 | if (pos < original_array_len) { | |
671 | memmove(&(array->pdata[pos + 1]), | |
672 | &(array->pdata[pos]), | |
673 | (original_array_len - pos) * sizeof(gpointer)); | |
674 | } | |
675 | ||
9f197a0c | 676 | /* Insert the value. */ |
2b5f969e MJ |
677 | array->pdata[pos] = element; |
678 | } | |
679 | ||
adb623c2 SM |
680 | /* |
681 | * Insert ds_file_info in ds_file_group's list of ds_file_infos at the right | |
682 | * place to keep it sorted. | |
683 | */ | |
684 | ||
685 | static | |
686 | void ds_file_group_insert_ds_file_info_sorted( | |
687 | struct ctf_fs_ds_file_group *ds_file_group, | |
688 | struct ctf_fs_ds_file_info *ds_file_info) | |
689 | { | |
690 | guint i; | |
691 | ||
692 | /* Find the spot where to insert this ds_file_info. */ | |
693 | for (i = 0; i < ds_file_group->ds_file_infos->len; i++) { | |
694 | struct ctf_fs_ds_file_info *other_ds_file_info = | |
695 | g_ptr_array_index(ds_file_group->ds_file_infos, i); | |
696 | ||
697 | if (ds_file_info->begin_ns < other_ds_file_info->begin_ns) { | |
698 | break; | |
699 | } | |
700 | } | |
701 | ||
702 | array_insert(ds_file_group->ds_file_infos, ds_file_info, i); | |
703 | } | |
704 | ||
57992c6f SM |
705 | static |
706 | bool ds_index_entries_equal( | |
707 | const struct ctf_fs_ds_index_entry *left, | |
708 | const struct ctf_fs_ds_index_entry *right) | |
709 | { | |
710 | if (left->packet_size != right->packet_size) { | |
711 | return false; | |
712 | } | |
713 | ||
714 | if (left->timestamp_begin != right->timestamp_begin) { | |
715 | return false; | |
716 | } | |
717 | ||
718 | if (left->timestamp_end != right->timestamp_end) { | |
719 | return false; | |
720 | } | |
721 | ||
722 | if (left->packet_seq_num != right->packet_seq_num) { | |
723 | return false; | |
724 | } | |
725 | ||
726 | return true; | |
727 | } | |
728 | ||
729 | /* | |
730 | * Insert `entry` into `index`, without duplication. | |
731 | * | |
732 | * The entry is inserted only if there isn't an identical entry already. | |
733 | * | |
734 | * In any case, the ownership of `entry` is transferred to this function. So if | |
735 | * the entry is not inserted, it is freed. | |
736 | */ | |
737 | ||
779f4a23 | 738 | static |
54dbe4d9 SM |
739 | void ds_index_insert_ds_index_entry_sorted( |
740 | struct ctf_fs_ds_index *index, | |
779f4a23 FD |
741 | struct ctf_fs_ds_index_entry *entry) |
742 | { | |
743 | guint i; | |
57992c6f | 744 | struct ctf_fs_ds_index_entry *other_entry; |
779f4a23 FD |
745 | |
746 | /* Find the spot where to insert this index entry. */ | |
54dbe4d9 | 747 | for (i = 0; i < index->entries->len; i++) { |
57992c6f | 748 | other_entry = g_ptr_array_index(index->entries, i); |
779f4a23 | 749 | |
57992c6f | 750 | if (entry->timestamp_begin_ns <= other_entry->timestamp_begin_ns) { |
779f4a23 FD |
751 | break; |
752 | } | |
753 | } | |
754 | ||
57992c6f SM |
755 | /* |
756 | * Insert the entry only if a duplicate doesn't already exist. | |
757 | * | |
758 | * There can be duplicate packets if reading multiple overlapping | |
759 | * snapshots of the same trace. We then want the index to contain | |
760 | * a reference to only one copy of that packet. | |
761 | */ | |
762 | if (i == index->entries->len || | |
763 | !ds_index_entries_equal(entry, other_entry)) { | |
764 | array_insert(index->entries, entry, i); | |
765 | } else { | |
766 | g_free(entry); | |
767 | } | |
54dbe4d9 SM |
768 | } |
769 | ||
770 | static | |
771 | void merge_ctf_fs_ds_indexes(struct ctf_fs_ds_index *dest, struct ctf_fs_ds_index *src) | |
772 | { | |
773 | guint i; | |
774 | ||
775 | for (i = 0; i < src->entries->len; i++) { | |
776 | struct ctf_fs_ds_index_entry *entry = | |
777 | g_ptr_array_index(src->entries, i); | |
778 | ||
779 | /* | |
780 | * Ownership of the ctf_fs_ds_index_entry is transferred to | |
57992c6f | 781 | * ds_index_insert_ds_index_entry_sorted. |
54dbe4d9 SM |
782 | */ |
783 | g_ptr_array_index(src->entries, i) = NULL; | |
54dbe4d9 SM |
784 | ds_index_insert_ds_index_entry_sorted(dest, entry); |
785 | } | |
779f4a23 FD |
786 | } |
787 | ||
94cf822e PP |
788 | static |
789 | int add_ds_file_to_ds_file_group(struct ctf_fs_trace *ctf_fs_trace, | |
9e550e5f | 790 | const char *path) |
94cf822e | 791 | { |
7b33a0e0 PP |
792 | int64_t stream_instance_id = -1; |
793 | int64_t begin_ns = -1; | |
94cf822e PP |
794 | struct ctf_fs_ds_file_group *ds_file_group = NULL; |
795 | bool add_group = false; | |
796 | int ret; | |
797 | size_t i; | |
55fa6491 | 798 | struct ctf_fs_ds_file *ds_file = NULL; |
13772304 | 799 | struct ctf_fs_ds_file_info *ds_file_info = NULL; |
97ade20b | 800 | struct ctf_fs_ds_index *index = NULL; |
5d452e1f | 801 | struct ctf_msg_iter *msg_iter = NULL; |
7b33a0e0 | 802 | struct ctf_stream_class *sc = NULL; |
5d452e1f | 803 | struct ctf_msg_iter_packet_properties props; |
3d731ea9 | 804 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 805 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
6699263d | 806 | bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class; |
94cf822e | 807 | |
3b89958b SM |
808 | /* |
809 | * Create a temporary ds_file to read some properties about the data | |
810 | * stream file. | |
811 | */ | |
812 | ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, NULL, path, | |
813 | log_level); | |
814 | if (!ds_file) { | |
815 | goto error; | |
816 | } | |
817 | ||
818 | /* Create a temporary iterator to read the ds_file. */ | |
5d452e1f | 819 | msg_iter = ctf_msg_iter_create(ctf_fs_trace->metadata->tc, |
3d731ea9 | 820 | bt_common_get_page_size(log_level) * 8, |
3b89958b | 821 | ctf_fs_ds_file_medops, ds_file, log_level, self_comp, NULL); |
b09a5592 | 822 | if (!msg_iter) { |
f67894f9 | 823 | BT_COMP_LOGE_STR("Cannot create a CTF message iterator."); |
55fa6491 PP |
824 | goto error; |
825 | } | |
826 | ||
3b89958b | 827 | ret = ctf_msg_iter_get_packet_properties(msg_iter, &props); |
94cf822e | 828 | if (ret) { |
6699263d | 829 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
5c3441d8 | 830 | "Cannot get stream file's first packet's header and context fields (`%s`).", |
94cf822e PP |
831 | path); |
832 | goto error; | |
833 | } | |
834 | ||
7b33a0e0 PP |
835 | sc = ctf_trace_class_borrow_stream_class_by_id(ds_file->metadata->tc, |
836 | props.stream_class_id); | |
837 | BT_ASSERT(sc); | |
7b33a0e0 PP |
838 | stream_instance_id = props.data_stream_id; |
839 | ||
840 | if (props.snapshots.beginning_clock != UINT64_C(-1)) { | |
841 | BT_ASSERT(sc->default_clock_class); | |
35fa110e PP |
842 | ret = bt_util_clock_cycles_to_ns_from_origin( |
843 | props.snapshots.beginning_clock, | |
844 | sc->default_clock_class->frequency, | |
845 | sc->default_clock_class->offset_seconds, | |
846 | sc->default_clock_class->offset_cycles, &begin_ns); | |
7b33a0e0 | 847 | if (ret) { |
6699263d | 848 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
5c3441d8 | 849 | "Cannot convert clock cycles to nanoseconds from origin (`%s`).", |
7b33a0e0 PP |
850 | path); |
851 | goto error; | |
852 | } | |
94cf822e PP |
853 | } |
854 | ||
13772304 FD |
855 | ds_file_info = ctf_fs_ds_file_info_create(path, begin_ns); |
856 | if (!ds_file_info) { | |
857 | goto error; | |
858 | } | |
859 | ||
3b89958b | 860 | index = ctf_fs_ds_file_build_index(ds_file, ds_file_info, msg_iter); |
97ade20b | 861 | if (!index) { |
80022dd5 SM |
862 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
863 | self_comp, self_comp_class, | |
864 | "Failed to index CTF stream file \'%s\'", | |
97ade20b | 865 | ds_file->file->path->str); |
80022dd5 | 866 | goto error; |
97ade20b JG |
867 | } |
868 | ||
7b33a0e0 | 869 | if (begin_ns == -1) { |
94cf822e PP |
870 | /* |
871 | * No beggining timestamp to sort the stream files | |
872 | * within a stream file group, so consider that this | |
873 | * file must be the only one within its group. | |
874 | */ | |
7b33a0e0 | 875 | stream_instance_id = -1; |
94cf822e PP |
876 | } |
877 | ||
7b33a0e0 | 878 | if (stream_instance_id == -1) { |
94cf822e PP |
879 | /* |
880 | * No stream instance ID or no beginning timestamp: | |
881 | * create a unique stream file group for this stream | |
882 | * file because, even if there's a stream instance ID, | |
883 | * there's no timestamp to order the file within its | |
884 | * group. | |
885 | */ | |
94cf822e | 886 | ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, |
779f4a23 FD |
887 | sc, UINT64_C(-1), index); |
888 | /* Ownership of index is transferred. */ | |
889 | index = NULL; | |
890 | ||
94cf822e PP |
891 | if (!ds_file_group) { |
892 | goto error; | |
893 | } | |
894 | ||
1281f86d SM |
895 | ds_file_group_insert_ds_file_info_sorted(ds_file_group, |
896 | BT_MOVE_REF(ds_file_info)); | |
94cf822e PP |
897 | |
898 | add_group = true; | |
899 | goto end; | |
900 | } | |
901 | ||
7b33a0e0 PP |
902 | BT_ASSERT(stream_instance_id != -1); |
903 | BT_ASSERT(begin_ns != -1); | |
94cf822e PP |
904 | |
905 | /* Find an existing stream file group with this ID */ | |
906 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
94cf822e PP |
907 | ds_file_group = g_ptr_array_index( |
908 | ctf_fs_trace->ds_file_groups, i); | |
94cf822e | 909 | |
28faa416 | 910 | if (ds_file_group->sc == sc && |
d09752f8 PP |
911 | ds_file_group->stream_id == |
912 | stream_instance_id) { | |
94cf822e PP |
913 | break; |
914 | } | |
915 | ||
916 | ds_file_group = NULL; | |
917 | } | |
918 | ||
919 | if (!ds_file_group) { | |
920 | ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, | |
779f4a23 FD |
921 | sc, stream_instance_id, index); |
922 | /* Ownership of index is transferred. */ | |
923 | index = NULL; | |
94cf822e PP |
924 | if (!ds_file_group) { |
925 | goto error; | |
926 | } | |
927 | ||
928 | add_group = true; | |
54dbe4d9 SM |
929 | } else { |
930 | merge_ctf_fs_ds_indexes(ds_file_group->index, index); | |
94cf822e PP |
931 | } |
932 | ||
1281f86d SM |
933 | ds_file_group_insert_ds_file_info_sorted(ds_file_group, |
934 | BT_MOVE_REF(ds_file_info)); | |
94cf822e PP |
935 | |
936 | goto end; | |
937 | ||
938 | error: | |
939 | ctf_fs_ds_file_group_destroy(ds_file_group); | |
41d87c7b | 940 | ds_file_group = NULL; |
94cf822e PP |
941 | ret = -1; |
942 | ||
943 | end: | |
944 | if (add_group && ds_file_group) { | |
945 | g_ptr_array_add(ctf_fs_trace->ds_file_groups, ds_file_group); | |
946 | } | |
d09752f8 | 947 | |
97ade20b | 948 | ctf_fs_ds_file_destroy(ds_file); |
1281f86d | 949 | ctf_fs_ds_file_info_destroy(ds_file_info); |
55fa6491 | 950 | |
b09a5592 | 951 | if (msg_iter) { |
5d452e1f | 952 | ctf_msg_iter_destroy(msg_iter); |
55fa6491 PP |
953 | } |
954 | ||
97ade20b | 955 | ctf_fs_ds_index_destroy(index); |
94cf822e PP |
956 | return ret; |
957 | } | |
958 | ||
959 | static | |
9e550e5f | 960 | int create_ds_file_groups(struct ctf_fs_trace *ctf_fs_trace) |
e7a4393b JG |
961 | { |
962 | int ret = 0; | |
4f1f88a6 | 963 | const char *basename; |
e7a4393b | 964 | GError *error = NULL; |
4f1f88a6 | 965 | GDir *dir = NULL; |
3d731ea9 | 966 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 967 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
6699263d | 968 | bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class; |
e7a4393b | 969 | |
94cf822e | 970 | /* Check each file in the path directory, except specific ones */ |
1a9f7075 | 971 | dir = g_dir_open(ctf_fs_trace->path->str, 0, &error); |
e7a4393b | 972 | if (!dir) { |
6699263d SM |
973 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
974 | "Cannot open directory `%s`: %s (code %d)", | |
1a9f7075 | 975 | ctf_fs_trace->path->str, error->message, |
4f1f88a6 | 976 | error->code); |
e7a4393b JG |
977 | goto error; |
978 | } | |
979 | ||
4f1f88a6 | 980 | while ((basename = g_dir_read_name(dir))) { |
94cf822e PP |
981 | struct ctf_fs_file *file; |
982 | ||
acfa8112 | 983 | if (strcmp(basename, CTF_FS_METADATA_FILENAME) == 0) { |
e7a4393b | 984 | /* Ignore the metadata stream. */ |
f67894f9 | 985 | BT_COMP_LOGI("Ignoring metadata file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 986 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
987 | continue; |
988 | } | |
989 | ||
4f1f88a6 | 990 | if (basename[0] == '.') { |
f67894f9 | 991 | BT_COMP_LOGI("Ignoring hidden file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 992 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
993 | continue; |
994 | } | |
995 | ||
996 | /* Create the file. */ | |
f67894f9 | 997 | file = ctf_fs_file_create(log_level, self_comp); |
e7a4393b | 998 | if (!file) { |
6699263d | 999 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
5c3441d8 | 1000 | "Cannot create stream file object for file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 1001 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
1002 | goto error; |
1003 | } | |
1004 | ||
1005 | /* Create full path string. */ | |
2c7bce29 | 1006 | g_string_append_printf(file->path, "%s" G_DIR_SEPARATOR_S "%s", |
1a9f7075 | 1007 | ctf_fs_trace->path->str, basename); |
e7a4393b | 1008 | if (!g_file_test(file->path->str, G_FILE_TEST_IS_REGULAR)) { |
f67894f9 | 1009 | BT_COMP_LOGI("Ignoring non-regular file `%s`", |
1a9f7075 | 1010 | file->path->str); |
e7a4393b | 1011 | ctf_fs_file_destroy(file); |
4f1f88a6 | 1012 | file = NULL; |
e7a4393b JG |
1013 | continue; |
1014 | } | |
1015 | ||
55314f2a | 1016 | ret = ctf_fs_file_open(file, "rb"); |
4f1f88a6 | 1017 | if (ret) { |
6699263d SM |
1018 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
1019 | "Cannot open stream file `%s`", | |
5c3441d8 | 1020 | file->path->str); |
e7a4393b JG |
1021 | goto error; |
1022 | } | |
1023 | ||
9fa0891a JG |
1024 | if (file->size == 0) { |
1025 | /* Skip empty stream. */ | |
f67894f9 | 1026 | BT_COMP_LOGI("Ignoring empty file `%s`", file->path->str); |
9fa0891a JG |
1027 | ctf_fs_file_destroy(file); |
1028 | continue; | |
1029 | } | |
1030 | ||
9e550e5f | 1031 | ret = add_ds_file_to_ds_file_group(ctf_fs_trace, |
94cf822e | 1032 | file->path->str); |
4f1f88a6 | 1033 | if (ret) { |
6699263d | 1034 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
5c3441d8 | 1035 | "Cannot add stream file `%s` to stream file group", |
1a9f7075 | 1036 | file->path->str); |
94cf822e | 1037 | ctf_fs_file_destroy(file); |
e7a4393b JG |
1038 | goto error; |
1039 | } | |
1040 | ||
4f1f88a6 | 1041 | ctf_fs_file_destroy(file); |
e7a4393b JG |
1042 | } |
1043 | ||
1044 | goto end; | |
4f1f88a6 | 1045 | |
e7a4393b JG |
1046 | error: |
1047 | ret = -1; | |
4f1f88a6 | 1048 | |
e7a4393b JG |
1049 | end: |
1050 | if (dir) { | |
1051 | g_dir_close(dir); | |
1052 | dir = NULL; | |
1053 | } | |
4f1f88a6 | 1054 | |
e7a4393b JG |
1055 | if (error) { |
1056 | g_error_free(error); | |
1057 | } | |
5b29e799 | 1058 | |
91457551 | 1059 | return ret; |
5b29e799 JG |
1060 | } |
1061 | ||
10b7a2e4 | 1062 | static |
3d731ea9 | 1063 | int set_trace_name(bt_trace *trace, const char *name_suffix, |
f67894f9 | 1064 | bt_logging_level log_level, bt_self_component *self_comp) |
10b7a2e4 PP |
1065 | { |
1066 | int ret = 0; | |
8eee8ea2 | 1067 | const bt_value *val; |
10b7a2e4 PP |
1068 | GString *name; |
1069 | ||
1070 | name = g_string_new(NULL); | |
1071 | if (!name) { | |
f67894f9 | 1072 | BT_COMP_LOGE_STR("Failed to allocate a GString."); |
10b7a2e4 PP |
1073 | ret = -1; |
1074 | goto end; | |
1075 | } | |
1076 | ||
1077 | /* | |
1078 | * Check if we have a trace environment string value named `hostname`. | |
1079 | * If so, use it as the trace name's prefix. | |
1080 | */ | |
cd03c43c PP |
1081 | val = bt_trace_borrow_environment_entry_value_by_name_const( |
1082 | trace, "hostname"); | |
10b7a2e4 PP |
1083 | if (val && bt_value_is_string(val)) { |
1084 | g_string_append(name, bt_value_string_get(val)); | |
1085 | ||
1086 | if (name_suffix) { | |
1087 | g_string_append_c(name, G_DIR_SEPARATOR); | |
1088 | } | |
1089 | } | |
1090 | ||
1091 | if (name_suffix) { | |
1092 | g_string_append(name, name_suffix); | |
1093 | } | |
1094 | ||
1095 | ret = bt_trace_set_name(trace, name->str); | |
1096 | if (ret) { | |
1097 | goto end; | |
1098 | } | |
1099 | ||
1100 | goto end; | |
1101 | ||
1102 | end: | |
1103 | if (name) { | |
1104 | g_string_free(name, TRUE); | |
1105 | } | |
1106 | ||
1107 | return ret; | |
1108 | } | |
1109 | ||
bf5b7748 | 1110 | static |
6699263d SM |
1111 | struct ctf_fs_trace *ctf_fs_trace_create( |
1112 | bt_self_component *self_comp, | |
1113 | bt_self_component_class *self_comp_class, | |
e5e71bf8 | 1114 | const char *path, const char *name, |
3d731ea9 PP |
1115 | struct ctf_fs_metadata_config *metadata_config, |
1116 | bt_logging_level log_level) | |
1a9f7075 PP |
1117 | { |
1118 | struct ctf_fs_trace *ctf_fs_trace; | |
1119 | int ret; | |
1120 | ||
6699263d SM |
1121 | /* Only one of them must be set. */ |
1122 | BT_ASSERT(!self_comp != !self_comp_class); | |
1123 | ||
1a9f7075 PP |
1124 | ctf_fs_trace = g_new0(struct ctf_fs_trace, 1); |
1125 | if (!ctf_fs_trace) { | |
1126 | goto end; | |
1127 | } | |
1128 | ||
3d731ea9 | 1129 | ctf_fs_trace->log_level = log_level; |
f67894f9 | 1130 | ctf_fs_trace->self_comp = self_comp; |
6699263d | 1131 | ctf_fs_trace->self_comp_class = self_comp_class; |
1a9f7075 PP |
1132 | ctf_fs_trace->path = g_string_new(path); |
1133 | if (!ctf_fs_trace->path) { | |
1134 | goto error; | |
1135 | } | |
1136 | ||
1a9f7075 PP |
1137 | ctf_fs_trace->metadata = g_new0(struct ctf_fs_metadata, 1); |
1138 | if (!ctf_fs_trace->metadata) { | |
1139 | goto error; | |
1140 | } | |
1141 | ||
7b33a0e0 | 1142 | ctf_fs_metadata_init(ctf_fs_trace->metadata); |
94cf822e PP |
1143 | ctf_fs_trace->ds_file_groups = g_ptr_array_new_with_free_func( |
1144 | (GDestroyNotify) ctf_fs_ds_file_group_destroy); | |
1145 | if (!ctf_fs_trace->ds_file_groups) { | |
1146 | goto error; | |
1147 | } | |
1148 | ||
f67894f9 PP |
1149 | ret = ctf_fs_metadata_set_trace_class(self_comp, ctf_fs_trace, |
1150 | metadata_config); | |
10b7a2e4 PP |
1151 | if (ret) { |
1152 | goto error; | |
1153 | } | |
1154 | ||
e5e71bf8 PP |
1155 | if (ctf_fs_trace->metadata->trace_class) { |
1156 | ctf_fs_trace->trace = | |
1157 | bt_trace_create(ctf_fs_trace->metadata->trace_class); | |
1158 | if (!ctf_fs_trace->trace) { | |
1159 | goto error; | |
1160 | } | |
10b7a2e4 PP |
1161 | } |
1162 | ||
e5e71bf8 | 1163 | if (ctf_fs_trace->trace) { |
cd03c43c PP |
1164 | ret = ctf_trace_class_configure_ir_trace( |
1165 | ctf_fs_trace->metadata->tc, ctf_fs_trace->trace); | |
1166 | if (ret) { | |
1167 | goto error; | |
1168 | } | |
1169 | ||
f67894f9 PP |
1170 | ret = set_trace_name(ctf_fs_trace->trace, name, log_level, |
1171 | self_comp); | |
e5e71bf8 PP |
1172 | if (ret) { |
1173 | goto error; | |
1174 | } | |
1a9f7075 PP |
1175 | } |
1176 | ||
9e550e5f | 1177 | ret = create_ds_file_groups(ctf_fs_trace); |
94cf822e PP |
1178 | if (ret) { |
1179 | goto error; | |
1180 | } | |
1181 | ||
1a9f7075 PP |
1182 | goto end; |
1183 | ||
1184 | error: | |
1185 | ctf_fs_trace_destroy(ctf_fs_trace); | |
1186 | ctf_fs_trace = NULL; | |
7b33a0e0 | 1187 | |
1a9f7075 PP |
1188 | end: |
1189 | return ctf_fs_trace; | |
1190 | } | |
1191 | ||
1192 | static | |
1193 | int path_is_ctf_trace(const char *path) | |
1194 | { | |
1195 | GString *metadata_path = g_string_new(NULL); | |
1196 | int ret = 0; | |
1197 | ||
1198 | if (!metadata_path) { | |
1199 | ret = -1; | |
1200 | goto end; | |
1201 | } | |
1202 | ||
2c7bce29 | 1203 | g_string_printf(metadata_path, "%s" G_DIR_SEPARATOR_S "%s", path, CTF_FS_METADATA_FILENAME); |
1a9f7075 PP |
1204 | |
1205 | if (g_file_test(metadata_path->str, G_FILE_TEST_IS_REGULAR)) { | |
1206 | ret = 1; | |
1207 | goto end; | |
1208 | } | |
1209 | ||
1210 | end: | |
1211 | g_string_free(metadata_path, TRUE); | |
1212 | return ret; | |
1213 | } | |
1214 | ||
aab89afc | 1215 | /* Helper for ctf_fs_component_create_ctf_fs_trace, to handle a single path. */ |
bf5b7748 | 1216 | |
1a9f7075 | 1217 | static |
aab89afc | 1218 | int ctf_fs_component_create_ctf_fs_trace_one_path( |
e5e71bf8 | 1219 | struct ctf_fs_component *ctf_fs, |
5c3441d8 | 1220 | const char *path_param, |
c77d62f1 | 1221 | const char *trace_name, |
aab89afc | 1222 | GPtrArray *traces, |
5c3441d8 SM |
1223 | bt_self_component *self_comp, |
1224 | bt_self_component_class *self_comp_class) | |
1a9f7075 | 1225 | { |
54e1a1aa SM |
1226 | struct ctf_fs_trace *ctf_fs_trace; |
1227 | int ret; | |
1228 | GString *norm_path; | |
3d731ea9 | 1229 | bt_logging_level log_level = ctf_fs->log_level; |
1a9f7075 | 1230 | |
4bd72b60 PP |
1231 | norm_path = bt_common_normalize_path(path_param, NULL); |
1232 | if (!norm_path) { | |
5c3441d8 | 1233 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
6699263d SM |
1234 | "Failed to normalize path: `%s`.", |
1235 | path_param); | |
4bd72b60 PP |
1236 | goto error; |
1237 | } | |
1238 | ||
54e1a1aa SM |
1239 | ret = path_is_ctf_trace(norm_path->str); |
1240 | if (ret < 0) { | |
1241 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
6699263d SM |
1242 | "Failed to check if path is a CTF trace: path=%s", |
1243 | norm_path->str); | |
54e1a1aa SM |
1244 | goto error; |
1245 | } else if (ret == 0) { | |
1246 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
6699263d SM |
1247 | "Path is not a CTF trace (does not contain a metadata file): `%s`.", |
1248 | norm_path->str); | |
1a9f7075 PP |
1249 | goto error; |
1250 | } | |
1251 | ||
54e1a1aa SM |
1252 | // FIXME: Remove or ifdef for __MINGW32__ |
1253 | if (strcmp(norm_path->str, "/") == 0) { | |
5c3441d8 | 1254 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
54e1a1aa SM |
1255 | "Opening a trace in `/` is not supported."); |
1256 | ret = -1; | |
1257 | goto end; | |
1a9f7075 PP |
1258 | } |
1259 | ||
6699263d | 1260 | ctf_fs_trace = ctf_fs_trace_create(self_comp, self_comp_class, norm_path->str, |
c77d62f1 | 1261 | trace_name, &ctf_fs->metadata_config, log_level); |
54e1a1aa | 1262 | if (!ctf_fs_trace) { |
6699263d SM |
1263 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
1264 | "Cannot create trace for `%s`.", | |
54e1a1aa | 1265 | norm_path->str); |
1a9f7075 PP |
1266 | goto error; |
1267 | } | |
1268 | ||
aab89afc | 1269 | g_ptr_array_add(traces, ctf_fs_trace); |
54e1a1aa | 1270 | ctf_fs_trace = NULL; |
1a9f7075 | 1271 | |
54e1a1aa | 1272 | ret = 0; |
1a9f7075 PP |
1273 | goto end; |
1274 | ||
1275 | error: | |
1276 | ret = -1; | |
1a9f7075 PP |
1277 | |
1278 | end: | |
4bd72b60 PP |
1279 | if (norm_path) { |
1280 | g_string_free(norm_path, TRUE); | |
1281 | } | |
1282 | ||
1a9f7075 PP |
1283 | return ret; |
1284 | } | |
1285 | ||
adb623c2 SM |
1286 | /* |
1287 | * Count the number of stream and event classes defined by this trace's metadata. | |
1288 | * | |
1289 | * This is used to determine which metadata is the "latest", out of multiple | |
1290 | * traces sharing the same UUID. It is assumed that amongst all these metadatas, | |
1291 | * a bigger metadata is a superset of a smaller metadata. Therefore, it is | |
1292 | * enough to just count the classes. | |
1293 | */ | |
1294 | ||
1295 | static | |
1296 | unsigned int metadata_count_stream_and_event_classes(struct ctf_fs_trace *trace) | |
1297 | { | |
1298 | unsigned int num = trace->metadata->tc->stream_classes->len; | |
1299 | guint i; | |
1300 | ||
1301 | for (i = 0; i < trace->metadata->tc->stream_classes->len; i++) { | |
1302 | struct ctf_stream_class *sc = trace->metadata->tc->stream_classes->pdata[i]; | |
1303 | num += sc->event_classes->len; | |
1304 | } | |
1305 | ||
1306 | return num; | |
1307 | } | |
1308 | ||
1309 | /* | |
1310 | * Merge the src ds_file_group into dest. This consists of merging their | |
1311 | * ds_file_infos, making sure to keep the result sorted. | |
1312 | */ | |
1313 | ||
1314 | static | |
1315 | void merge_ctf_fs_ds_file_groups(struct ctf_fs_ds_file_group *dest, struct ctf_fs_ds_file_group *src) | |
1316 | { | |
1317 | guint i; | |
1318 | ||
1319 | for (i = 0; i < src->ds_file_infos->len; i++) { | |
1320 | struct ctf_fs_ds_file_info *ds_file_info = | |
1321 | g_ptr_array_index(src->ds_file_infos, i); | |
1322 | ||
1323 | /* Ownership of the ds_file_info is transferred to dest. */ | |
1324 | g_ptr_array_index(src->ds_file_infos, i) = NULL; | |
1325 | ||
1326 | ds_file_group_insert_ds_file_info_sorted(dest, ds_file_info); | |
1327 | } | |
adb623c2 | 1328 | |
779f4a23 | 1329 | /* Merge both indexes. */ |
54dbe4d9 | 1330 | merge_ctf_fs_ds_indexes(dest->index, src->index); |
779f4a23 | 1331 | } |
adb623c2 SM |
1332 | /* Merge src_trace's data stream file groups into dest_trace's. */ |
1333 | ||
1334 | static | |
f80e9344 | 1335 | int merge_matching_ctf_fs_ds_file_groups( |
adb623c2 SM |
1336 | struct ctf_fs_trace *dest_trace, |
1337 | struct ctf_fs_trace *src_trace) | |
1338 | { | |
1339 | ||
1340 | GPtrArray *dest = dest_trace->ds_file_groups; | |
1341 | GPtrArray *src = src_trace->ds_file_groups; | |
1342 | guint s_i; | |
f80e9344 | 1343 | int ret = 0; |
adb623c2 SM |
1344 | |
1345 | /* | |
1346 | * Save the initial length of dest: we only want to check against the | |
1347 | * original elements in the inner loop. | |
1348 | */ | |
1349 | const guint dest_len = dest->len; | |
1350 | ||
1351 | for (s_i = 0; s_i < src->len; s_i++) { | |
1352 | struct ctf_fs_ds_file_group *src_group = g_ptr_array_index(src, s_i); | |
1353 | struct ctf_fs_ds_file_group *dest_group = NULL; | |
1354 | ||
1355 | /* A stream instance without ID can't match a stream in the other trace. */ | |
1356 | if (src_group->stream_id != -1) { | |
1357 | guint d_i; | |
1358 | ||
1359 | /* Let's search for a matching ds_file_group in the destination. */ | |
1360 | for (d_i = 0; d_i < dest_len; d_i++) { | |
1361 | struct ctf_fs_ds_file_group *candidate_dest = g_ptr_array_index(dest, d_i); | |
1362 | ||
1363 | /* Can't match a stream instance without ID. */ | |
1364 | if (candidate_dest->stream_id == -1) { | |
1365 | continue; | |
1366 | } | |
1367 | ||
1368 | /* | |
1369 | * If the two groups have the same stream instance id | |
1370 | * and belong to the same stream class (stream instance | |
1371 | * ids are per-stream class), they represent the same | |
1372 | * stream instance. | |
1373 | */ | |
1374 | if (candidate_dest->stream_id != src_group->stream_id || | |
1375 | candidate_dest->sc->id != src_group->sc->id) { | |
1376 | continue; | |
1377 | } | |
1378 | ||
1379 | dest_group = candidate_dest; | |
1380 | break; | |
1381 | } | |
1382 | } | |
1383 | ||
1384 | /* | |
1385 | * Didn't find a friend in dest to merge our src_group into? | |
779f4a23 FD |
1386 | * Create a new empty one. This can happen if a stream was |
1387 | * active in the source trace chunk but not in the destination | |
1388 | * trace chunk. | |
adb623c2 SM |
1389 | */ |
1390 | if (!dest_group) { | |
1391 | struct ctf_stream_class *sc; | |
779f4a23 | 1392 | struct ctf_fs_ds_index *index; |
adb623c2 SM |
1393 | |
1394 | sc = ctf_trace_class_borrow_stream_class_by_id( | |
1395 | dest_trace->metadata->tc, src_group->sc->id); | |
1396 | BT_ASSERT(sc); | |
1397 | ||
f67894f9 PP |
1398 | index = ctf_fs_ds_index_create(dest_trace->log_level, |
1399 | dest_trace->self_comp); | |
779f4a23 FD |
1400 | if (!index) { |
1401 | ret = -1; | |
1402 | goto end; | |
1403 | } | |
1404 | ||
adb623c2 | 1405 | dest_group = ctf_fs_ds_file_group_create(dest_trace, sc, |
779f4a23 FD |
1406 | src_group->stream_id, index); |
1407 | /* Ownership of index is transferred. */ | |
1408 | index = NULL; | |
f80e9344 FD |
1409 | if (!dest_group) { |
1410 | ret = -1; | |
1411 | goto end; | |
1412 | } | |
adb623c2 SM |
1413 | |
1414 | g_ptr_array_add(dest_trace->ds_file_groups, dest_group); | |
1415 | } | |
1416 | ||
1417 | BT_ASSERT(dest_group); | |
1418 | merge_ctf_fs_ds_file_groups(dest_group, src_group); | |
1419 | } | |
f80e9344 FD |
1420 | |
1421 | end: | |
1422 | return ret; | |
adb623c2 SM |
1423 | } |
1424 | ||
1425 | /* | |
1426 | * Collapse the given traces, which must all share the same UUID, in a single | |
1427 | * one. | |
1428 | * | |
1429 | * The trace with the most expansive metadata is chosen and all other traces | |
1430 | * are merged into that one. The array slots of all the traces that get merged | |
1431 | * in the chosen one are set to NULL, so only the slot of the chosen trace | |
1432 | * remains non-NULL. | |
1433 | */ | |
1434 | ||
1435 | static | |
aab89afc SM |
1436 | int merge_ctf_fs_traces(struct ctf_fs_trace **traces, unsigned int num_traces, |
1437 | struct ctf_fs_trace **out_trace) | |
adb623c2 SM |
1438 | { |
1439 | unsigned int winner_count; | |
1440 | struct ctf_fs_trace *winner; | |
aab89afc | 1441 | guint i, winner_i; |
f80e9344 | 1442 | int ret = 0; |
adb623c2 SM |
1443 | |
1444 | BT_ASSERT(num_traces >= 2); | |
1445 | ||
1446 | winner_count = metadata_count_stream_and_event_classes(traces[0]); | |
1447 | winner = traces[0]; | |
aab89afc | 1448 | winner_i = 0; |
adb623c2 SM |
1449 | |
1450 | /* Find the trace with the largest metadata. */ | |
1451 | for (i = 1; i < num_traces; i++) { | |
1452 | struct ctf_fs_trace *candidate; | |
1453 | unsigned int candidate_count; | |
1454 | ||
1455 | candidate = traces[i]; | |
1456 | ||
1457 | /* A bit of sanity check. */ | |
1458 | BT_ASSERT(bt_uuid_compare(winner->metadata->tc->uuid, candidate->metadata->tc->uuid) == 0); | |
1459 | ||
1460 | candidate_count = metadata_count_stream_and_event_classes(candidate); | |
1461 | ||
1462 | if (candidate_count > winner_count) { | |
1463 | winner_count = candidate_count; | |
1464 | winner = candidate; | |
aab89afc | 1465 | winner_i = i; |
adb623c2 SM |
1466 | } |
1467 | } | |
1468 | ||
1469 | /* Merge all the other traces in the winning trace. */ | |
1470 | for (i = 0; i < num_traces; i++) { | |
1471 | struct ctf_fs_trace *trace = traces[i]; | |
1472 | ||
1473 | /* Don't merge the winner into itself. */ | |
1474 | if (trace == winner) { | |
1475 | continue; | |
1476 | } | |
1477 | ||
1478 | /* Merge trace's data stream file groups into winner's. */ | |
f80e9344 FD |
1479 | ret = merge_matching_ctf_fs_ds_file_groups(winner, trace); |
1480 | if (ret) { | |
1481 | goto end; | |
1482 | } | |
adb623c2 SM |
1483 | } |
1484 | ||
aab89afc SM |
1485 | /* |
1486 | * Move the winner out of the array, into `*out_trace`. | |
1487 | */ | |
1488 | *out_trace = winner; | |
1489 | traces[winner_i] = NULL; | |
f80e9344 FD |
1490 | |
1491 | end: | |
1492 | return ret; | |
adb623c2 SM |
1493 | } |
1494 | ||
df7002e4 FD |
1495 | enum target_event { |
1496 | FIRST_EVENT, | |
1497 | LAST_EVENT, | |
1498 | }; | |
1499 | ||
1500 | static | |
1501 | int decode_clock_snapshot_after_event(struct ctf_fs_trace *ctf_fs_trace, | |
1502 | struct ctf_clock_class *default_cc, | |
1503 | struct ctf_fs_ds_index_entry *index_entry, | |
1504 | enum target_event target_event, uint64_t *cs, int64_t *ts_ns) | |
1505 | { | |
5d452e1f | 1506 | enum ctf_msg_iter_status iter_status = CTF_MSG_ITER_STATUS_OK; |
df7002e4 | 1507 | struct ctf_fs_ds_file *ds_file = NULL; |
5d452e1f | 1508 | struct ctf_msg_iter *msg_iter = NULL; |
df7002e4 FD |
1509 | bt_logging_level log_level = ctf_fs_trace->log_level; |
1510 | bt_self_component *self_comp = ctf_fs_trace->self_comp; | |
1511 | int ret = 0; | |
1512 | ||
1513 | BT_ASSERT(ctf_fs_trace); | |
3b89958b SM |
1514 | BT_ASSERT(index_entry); |
1515 | BT_ASSERT(index_entry->path); | |
1516 | ||
1517 | ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, | |
1518 | NULL, index_entry->path, log_level); | |
1519 | if (!ds_file) { | |
1520 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to create a ctf_fs_ds_file"); | |
1521 | ret = -1; | |
1522 | goto end; | |
1523 | } | |
1524 | ||
df7002e4 FD |
1525 | BT_ASSERT(ctf_fs_trace->metadata); |
1526 | BT_ASSERT(ctf_fs_trace->metadata->tc); | |
1527 | ||
5d452e1f | 1528 | msg_iter = ctf_msg_iter_create(ctf_fs_trace->metadata->tc, |
df7002e4 | 1529 | bt_common_get_page_size(log_level) * 8, ctf_fs_ds_file_medops, |
3b89958b | 1530 | ds_file, log_level, self_comp, NULL); |
df7002e4 | 1531 | if (!msg_iter) { |
5d452e1f | 1532 | /* ctf_msg_iter_create() logs errors. */ |
df7002e4 FD |
1533 | ret = -1; |
1534 | goto end; | |
1535 | } | |
1536 | ||
df7002e4 FD |
1537 | /* |
1538 | * Turn on dry run mode to prevent the creation and usage of Babeltrace | |
1539 | * library objects (bt_field, bt_message_*, etc.). | |
1540 | */ | |
5d452e1f | 1541 | ctf_msg_iter_set_dry_run(msg_iter, true); |
df7002e4 FD |
1542 | |
1543 | /* Seek to the beginning of the target packet. */ | |
3b89958b | 1544 | iter_status = ctf_msg_iter_seek(msg_iter, index_entry->offset); |
df7002e4 | 1545 | if (iter_status) { |
5d452e1f | 1546 | /* ctf_msg_iter_seek() logs errors. */ |
df7002e4 FD |
1547 | ret = -1; |
1548 | goto end; | |
1549 | } | |
1550 | ||
1551 | switch (target_event) { | |
1552 | case FIRST_EVENT: | |
1553 | /* | |
1554 | * Start to decode the packet until we reach the end of | |
1555 | * the first event. To extract the first event's clock | |
1556 | * snapshot. | |
1557 | */ | |
5d452e1f | 1558 | iter_status = ctf_msg_iter_curr_packet_first_event_clock_snapshot( |
3b89958b | 1559 | msg_iter, cs); |
df7002e4 FD |
1560 | break; |
1561 | case LAST_EVENT: | |
1562 | /* Decode the packet to extract the last event's clock snapshot. */ | |
5d452e1f | 1563 | iter_status = ctf_msg_iter_curr_packet_last_event_clock_snapshot( |
3b89958b | 1564 | msg_iter, cs); |
df7002e4 FD |
1565 | break; |
1566 | default: | |
24847fc7 | 1567 | bt_common_abort(); |
df7002e4 FD |
1568 | } |
1569 | if (iter_status) { | |
1570 | ret = -1; | |
1571 | goto end; | |
1572 | } | |
1573 | ||
1574 | /* Convert clock snapshot to timestamp. */ | |
1575 | ret = bt_util_clock_cycles_to_ns_from_origin(*cs, | |
1576 | default_cc->frequency, default_cc->offset_seconds, | |
1577 | default_cc->offset_cycles, ts_ns); | |
1578 | if (ret) { | |
5c3441d8 SM |
1579 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, |
1580 | "Failed to convert clock snapshot to timestamp"); | |
df7002e4 FD |
1581 | goto end; |
1582 | } | |
1583 | ||
1584 | end: | |
1585 | if (ds_file) { | |
1586 | ctf_fs_ds_file_destroy(ds_file); | |
1587 | } | |
1588 | if (msg_iter) { | |
5d452e1f | 1589 | ctf_msg_iter_destroy(msg_iter); |
df7002e4 FD |
1590 | } |
1591 | ||
1592 | return ret; | |
1593 | } | |
1594 | ||
37ea728c FD |
1595 | static |
1596 | int decode_packet_first_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, | |
1597 | struct ctf_clock_class *default_cc, | |
1598 | struct ctf_fs_ds_index_entry *index_entry, uint64_t *cs, int64_t *ts_ns) | |
1599 | { | |
1600 | return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, | |
1601 | index_entry, FIRST_EVENT, cs, ts_ns); | |
1602 | } | |
1603 | ||
df7002e4 FD |
1604 | static |
1605 | int decode_packet_last_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, | |
1606 | struct ctf_clock_class *default_cc, | |
1607 | struct ctf_fs_ds_index_entry *index_entry, uint64_t *cs, int64_t *ts_ns) | |
1608 | { | |
1609 | return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, | |
1610 | index_entry, LAST_EVENT, cs, ts_ns); | |
1611 | } | |
1612 | ||
1613 | /* | |
1614 | * Fix up packet index entries for lttng's "event-after-packet" bug. | |
1615 | * Some buggy lttng tracer versions may emit events with a timestamp that is | |
1616 | * larger (after) than the timestamp_end of the their packets. | |
1617 | * | |
1618 | * To fix up this erroneous data we do the following: | |
1619 | * 1. If it's not the stream file's last packet: set the packet index entry's | |
1620 | * end time to the next packet's beginning time. | |
1621 | * 2. If it's the stream file's last packet, set the packet index entry's end | |
1622 | * time to the packet's last event's time, if any, or to the packet's | |
1623 | * beginning time otherwise. | |
1624 | * | |
1625 | * Known buggy tracer versions: | |
1626 | * - before lttng-ust 2.11.0 | |
1627 | * - before lttng-module 2.11.0 | |
1628 | * - before lttng-module 2.10.10 | |
1629 | * - before lttng-module 2.9.13 | |
1630 | */ | |
1631 | static | |
1632 | int fix_index_lttng_event_after_packet_bug(struct ctf_fs_trace *trace) | |
1633 | { | |
1634 | int ret = 0; | |
1635 | guint ds_file_group_i; | |
1636 | GPtrArray *ds_file_groups = trace->ds_file_groups; | |
1637 | bt_logging_level log_level = trace->log_level; | |
1638 | ||
1639 | for (ds_file_group_i = 0; ds_file_group_i < ds_file_groups->len; | |
1640 | ds_file_group_i++) { | |
1641 | guint entry_i; | |
1642 | struct ctf_clock_class *default_cc; | |
1643 | struct ctf_fs_ds_index_entry *last_entry; | |
1644 | struct ctf_fs_ds_index *index; | |
1645 | ||
1646 | struct ctf_fs_ds_file_group *ds_file_group = | |
1647 | g_ptr_array_index(ds_file_groups, ds_file_group_i); | |
1648 | ||
1649 | BT_ASSERT(ds_file_group); | |
1650 | index = ds_file_group->index; | |
1651 | ||
1652 | BT_ASSERT(index); | |
1653 | BT_ASSERT(index->entries); | |
1654 | BT_ASSERT(index->entries->len > 0); | |
1655 | ||
1656 | /* | |
1657 | * Iterate over all entries but the last one. The last one is | |
1658 | * fixed differently after. | |
1659 | */ | |
1660 | for (entry_i = 0; entry_i < index->entries->len - 1; | |
1661 | entry_i++) { | |
1662 | struct ctf_fs_ds_index_entry *curr_entry, *next_entry; | |
1663 | ||
1664 | curr_entry = g_ptr_array_index(index->entries, entry_i); | |
1665 | next_entry = g_ptr_array_index(index->entries, entry_i + 1); | |
1666 | ||
1667 | /* | |
1668 | * 1. Set the current index entry `end` timestamp to | |
1669 | * the next index entry `begin` timestamp. | |
1670 | */ | |
1671 | curr_entry->timestamp_end = next_entry->timestamp_begin; | |
1672 | curr_entry->timestamp_end_ns = next_entry->timestamp_begin_ns; | |
1673 | } | |
1674 | ||
1675 | /* | |
1676 | * 2. Fix the last entry by decoding the last event of the last | |
1677 | * packet. | |
1678 | */ | |
1679 | last_entry = g_ptr_array_index(index->entries, | |
1680 | index->entries->len - 1); | |
1681 | BT_ASSERT(last_entry); | |
1682 | ||
1683 | BT_ASSERT(ds_file_group->sc->default_clock_class); | |
1684 | default_cc = ds_file_group->sc->default_clock_class; | |
1685 | ||
1686 | /* | |
1687 | * Decode packet to read the timestamp of the last event of the | |
1688 | * entry. | |
1689 | */ | |
1690 | ret = decode_packet_last_event_timestamp(trace, default_cc, | |
1691 | last_entry, &last_entry->timestamp_end, | |
1692 | &last_entry->timestamp_end_ns); | |
1693 | if (ret) { | |
5c3441d8 SM |
1694 | BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, |
1695 | "Failed to decode stream's last packet to get its last event's clock snapshot."); | |
df7002e4 FD |
1696 | goto end; |
1697 | } | |
1698 | } | |
1699 | ||
1700 | end: | |
1701 | return ret; | |
1702 | } | |
1703 | ||
37ea728c FD |
1704 | /* |
1705 | * Fix up packet index entries for barectf's "event-before-packet" bug. | |
1706 | * Some buggy barectf tracer versions may emit events with a timestamp that is | |
1707 | * less than the timestamp_begin of the their packets. | |
1708 | * | |
1709 | * To fix up this erroneous data we do the following: | |
1710 | * 1. Starting at the second index entry, set the timestamp_begin of the | |
1711 | * current entry to the timestamp of the first event of the packet. | |
1712 | * 2. Set the previous entry's timestamp_end to the timestamp_begin of the | |
1713 | * current packet. | |
1714 | * | |
1715 | * Known buggy tracer versions: | |
1716 | * - before barectf 2.3.1 | |
1717 | */ | |
1718 | static | |
1719 | int fix_index_barectf_event_before_packet_bug(struct ctf_fs_trace *trace) | |
1720 | { | |
1721 | int ret = 0; | |
1722 | guint ds_file_group_i; | |
1723 | GPtrArray *ds_file_groups = trace->ds_file_groups; | |
1724 | bt_logging_level log_level = trace->log_level; | |
1725 | ||
1726 | for (ds_file_group_i = 0; ds_file_group_i < ds_file_groups->len; | |
1727 | ds_file_group_i++) { | |
1728 | guint entry_i; | |
1729 | struct ctf_clock_class *default_cc; | |
1730 | struct ctf_fs_ds_file_group *ds_file_group = | |
1731 | g_ptr_array_index(ds_file_groups, ds_file_group_i); | |
1732 | ||
1733 | struct ctf_fs_ds_index *index = ds_file_group->index; | |
1734 | ||
1735 | BT_ASSERT(index); | |
1736 | BT_ASSERT(index->entries); | |
1737 | BT_ASSERT(index->entries->len > 0); | |
1738 | ||
1739 | BT_ASSERT(ds_file_group->sc->default_clock_class); | |
1740 | default_cc = ds_file_group->sc->default_clock_class; | |
1741 | ||
1742 | /* | |
1743 | * 1. Iterate over the index, starting from the second entry | |
1744 | * (index = 1). | |
1745 | */ | |
1746 | for (entry_i = 1; entry_i < index->entries->len; | |
1747 | entry_i++) { | |
1748 | struct ctf_fs_ds_index_entry *curr_entry, *prev_entry; | |
1749 | prev_entry = g_ptr_array_index(index->entries, entry_i - 1); | |
1750 | curr_entry = g_ptr_array_index(index->entries, entry_i); | |
1751 | /* | |
1752 | * 2. Set the current entry `begin` timestamp to the | |
1753 | * timestamp of the first event of the current packet. | |
1754 | */ | |
1755 | ret = decode_packet_first_event_timestamp(trace, default_cc, | |
1756 | curr_entry, &curr_entry->timestamp_begin, | |
1757 | &curr_entry->timestamp_begin_ns); | |
1758 | if (ret) { | |
5c3441d8 SM |
1759 | BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, |
1760 | "Failed to decode first event's clock snapshot"); | |
37ea728c FD |
1761 | goto end; |
1762 | } | |
1763 | ||
1764 | /* | |
1765 | * 3. Set the previous entry `end` timestamp to the | |
1766 | * timestamp of the first event of the current packet. | |
1767 | */ | |
1768 | prev_entry->timestamp_end = curr_entry->timestamp_begin; | |
1769 | prev_entry->timestamp_end_ns = curr_entry->timestamp_begin_ns; | |
1770 | } | |
1771 | } | |
1772 | end: | |
1773 | return ret; | |
1774 | } | |
1775 | ||
7645f10f FD |
1776 | /* |
1777 | * When using the lttng-crash feature it's likely that the last packets of each | |
1778 | * stream have their timestamp_end set to zero. This is caused by the fact that | |
1779 | * the tracer crashed and was not able to properly close the packets. | |
1780 | * | |
1781 | * To fix up this erroneous data we do the following: | |
1782 | * For each index entry, if the entry's timestamp_end is 0 and the | |
1783 | * timestamp_begin is not 0: | |
1784 | * - If it's the stream file's last packet: set the packet index entry's end | |
1785 | * time to the packet's last event's time, if any, or to the packet's | |
1786 | * beginning time otherwise. | |
1787 | * - If it's not the stream file's last packet: set the packet index | |
1788 | * entry's end time to the next packet's beginning time. | |
1789 | * | |
1790 | * Affected versions: | |
1791 | * - All current and future lttng-ust and lttng-modules versions. | |
1792 | */ | |
1793 | static | |
1794 | int fix_index_lttng_crash_quirk(struct ctf_fs_trace *trace) | |
1795 | { | |
1796 | int ret = 0; | |
1797 | guint ds_file_group_idx; | |
1798 | GPtrArray *ds_file_groups = trace->ds_file_groups; | |
1799 | bt_logging_level log_level = trace->log_level; | |
1800 | ||
1801 | for (ds_file_group_idx = 0; ds_file_group_idx < ds_file_groups->len; | |
1802 | ds_file_group_idx++) { | |
1803 | guint entry_idx; | |
1804 | struct ctf_clock_class *default_cc; | |
1805 | struct ctf_fs_ds_index_entry *last_entry; | |
1806 | struct ctf_fs_ds_index *index; | |
1807 | ||
1808 | struct ctf_fs_ds_file_group *ds_file_group = | |
1809 | g_ptr_array_index(ds_file_groups, ds_file_group_idx); | |
1810 | ||
1811 | BT_ASSERT(ds_file_group); | |
1812 | index = ds_file_group->index; | |
1813 | ||
1814 | BT_ASSERT(ds_file_group->sc->default_clock_class); | |
1815 | default_cc = ds_file_group->sc->default_clock_class; | |
1816 | ||
1817 | BT_ASSERT(index); | |
1818 | BT_ASSERT(index->entries); | |
1819 | BT_ASSERT(index->entries->len > 0); | |
1820 | ||
1821 | last_entry = g_ptr_array_index(index->entries, | |
1822 | index->entries->len - 1); | |
1823 | BT_ASSERT(last_entry); | |
1824 | ||
1825 | ||
1826 | /* 1. Fix the last entry first. */ | |
1827 | if (last_entry->timestamp_end == 0 && | |
1828 | last_entry->timestamp_begin != 0) { | |
1829 | /* | |
1830 | * Decode packet to read the timestamp of the | |
1831 | * last event of the stream file. | |
1832 | */ | |
1833 | ret = decode_packet_last_event_timestamp(trace, | |
1834 | default_cc, last_entry, | |
1835 | &last_entry->timestamp_end, | |
1836 | &last_entry->timestamp_end_ns); | |
1837 | if (ret) { | |
5c3441d8 SM |
1838 | BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, |
1839 | "Failed to decode last event's clock snapshot"); | |
7645f10f FD |
1840 | goto end; |
1841 | } | |
1842 | } | |
1843 | ||
1844 | /* Iterate over all entries but the last one. */ | |
1845 | for (entry_idx = 0; entry_idx < index->entries->len - 1; | |
1846 | entry_idx++) { | |
1847 | struct ctf_fs_ds_index_entry *curr_entry, *next_entry; | |
1848 | curr_entry = g_ptr_array_index(index->entries, entry_idx); | |
1849 | next_entry = g_ptr_array_index(index->entries, entry_idx + 1); | |
1850 | ||
1851 | if (curr_entry->timestamp_end == 0 && | |
1852 | curr_entry->timestamp_begin != 0) { | |
1853 | /* | |
1854 | * 2. Set the current index entry `end` timestamp to | |
1855 | * the next index entry `begin` timestamp. | |
1856 | */ | |
1857 | curr_entry->timestamp_end = next_entry->timestamp_begin; | |
1858 | curr_entry->timestamp_end_ns = next_entry->timestamp_begin_ns; | |
1859 | } | |
1860 | } | |
1861 | } | |
1862 | ||
1863 | end: | |
1864 | return ret; | |
1865 | } | |
1866 | ||
7b4d28d0 FD |
1867 | /* |
1868 | * Extract the tracer information necessary to compare versions. | |
1869 | * Returns 0 on success, and -1 if the extraction is not successful because the | |
1870 | * necessary fields are absents in the trace metadata. | |
1871 | */ | |
1872 | static | |
7b4d28d0 FD |
1873 | int extract_tracer_info(struct ctf_fs_trace *trace, |
1874 | struct tracer_info *current_tracer_info) | |
1875 | { | |
1876 | int ret = 0; | |
1877 | struct ctf_trace_class_env_entry *entry; | |
1878 | ||
1879 | /* Clear the current_tracer_info struct */ | |
1880 | memset(current_tracer_info, 0, sizeof(*current_tracer_info)); | |
1881 | ||
1882 | /* | |
1883 | * To compare 2 tracer versions, at least the tracer name and it's | |
1884 | * major version are needed. If one of these is missing, consider it an | |
1885 | * extraction failure. | |
1886 | */ | |
1887 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1888 | trace->metadata->tc, "tracer_name"); | |
1889 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR) { | |
1890 | goto missing_bare_minimum; | |
1891 | } | |
1892 | ||
1893 | /* Set tracer name. */ | |
1894 | current_tracer_info->name = entry->value.str->str; | |
1895 | ||
1896 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1897 | trace->metadata->tc, "tracer_major"); | |
1898 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1899 | goto missing_bare_minimum; | |
1900 | } | |
1901 | ||
1902 | /* Set major version number. */ | |
1903 | current_tracer_info->major = entry->value.i; | |
1904 | ||
1905 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1906 | trace->metadata->tc, "tracer_minor"); | |
1907 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1908 | goto end; | |
1909 | } | |
1910 | ||
1911 | /* Set minor version number. */ | |
1912 | current_tracer_info->minor = entry->value.i; | |
1913 | ||
1914 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1915 | trace->metadata->tc, "tracer_patch"); | |
1916 | if (!entry) { | |
1917 | /* | |
1918 | * If `tracer_patch` doesn't exist `tracer_patchlevel` might. | |
1919 | * For example, `lttng-modules` uses entry name | |
1920 | * `tracer_patchlevel`. | |
1921 | */ | |
1922 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1923 | trace->metadata->tc, "tracer_patchlevel"); | |
1924 | } | |
1925 | ||
1926 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1927 | goto end; | |
1928 | } | |
1929 | ||
1930 | /* Set patch version number. */ | |
1931 | current_tracer_info->patch = entry->value.i; | |
1932 | ||
1933 | goto end; | |
1934 | ||
1935 | missing_bare_minimum: | |
1936 | ret = -1; | |
1937 | end: | |
1938 | return ret; | |
1939 | } | |
1940 | ||
df7002e4 FD |
1941 | static |
1942 | bool is_tracer_affected_by_lttng_event_after_packet_bug( | |
1943 | struct tracer_info *curr_tracer_info) | |
1944 | { | |
1945 | bool is_affected = false; | |
1946 | ||
1947 | if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { | |
1948 | if (curr_tracer_info->major < 2) { | |
1949 | is_affected = true; | |
1950 | } else if (curr_tracer_info->major == 2) { | |
1951 | /* fixed in lttng-ust 2.11.0 */ | |
1952 | if (curr_tracer_info->minor < 11) { | |
1953 | is_affected = true; | |
1954 | } | |
1955 | } | |
1956 | } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { | |
1957 | if (curr_tracer_info->major < 2) { | |
1958 | is_affected = true; | |
1959 | } else if (curr_tracer_info->major == 2) { | |
1960 | /* fixed in lttng-modules 2.11.0 */ | |
1961 | if (curr_tracer_info->minor == 10) { | |
1962 | /* fixed in lttng-modules 2.10.10 */ | |
1963 | if (curr_tracer_info->patch < 10) { | |
1964 | is_affected = true; | |
1965 | } | |
1966 | } else if (curr_tracer_info->minor == 9) { | |
1967 | /* fixed in lttng-modules 2.9.13 */ | |
1968 | if (curr_tracer_info->patch < 13) { | |
1969 | is_affected = true; | |
1970 | } | |
1971 | } else if (curr_tracer_info->minor < 9) { | |
1972 | is_affected = true; | |
1973 | } | |
1974 | } | |
1975 | } | |
1976 | ||
1977 | return is_affected; | |
1978 | } | |
1979 | ||
37ea728c FD |
1980 | static |
1981 | bool is_tracer_affected_by_barectf_event_before_packet_bug( | |
1982 | struct tracer_info *curr_tracer_info) | |
1983 | { | |
1984 | bool is_affected = false; | |
1985 | ||
1986 | if (strcmp(curr_tracer_info->name, "barectf") == 0) { | |
1987 | if (curr_tracer_info->major < 2) { | |
1988 | is_affected = true; | |
1989 | } else if (curr_tracer_info->major == 2) { | |
1990 | if (curr_tracer_info->minor < 3) { | |
1991 | is_affected = true; | |
1992 | } else if (curr_tracer_info->minor == 3) { | |
1993 | /* fixed in barectf 2.3.1 */ | |
1994 | if (curr_tracer_info->patch < 1) { | |
1995 | is_affected = true; | |
1996 | } | |
1997 | } | |
1998 | } | |
1999 | } | |
2000 | ||
2001 | return is_affected; | |
2002 | } | |
2003 | ||
7645f10f FD |
2004 | static |
2005 | bool is_tracer_affected_by_lttng_crash_quirk( | |
2006 | struct tracer_info *curr_tracer_info) | |
2007 | { | |
2008 | bool is_affected = false; | |
2009 | ||
2010 | /* All LTTng tracer may be affected by this lttng crash quirk. */ | |
2011 | if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { | |
2012 | is_affected = true; | |
2013 | } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { | |
2014 | is_affected = true; | |
2015 | } | |
2016 | ||
2017 | return is_affected; | |
2018 | } | |
2019 | ||
df7002e4 FD |
2020 | /* |
2021 | * Looks for trace produced by known buggy tracers and fix up the index | |
2022 | * produced earlier. | |
2023 | */ | |
2024 | static | |
5c3441d8 | 2025 | int fix_packet_index_tracer_bugs(struct ctf_fs_component *ctf_fs, |
6699263d SM |
2026 | bt_self_component *self_comp, |
2027 | bt_self_component_class *self_comp_class) | |
df7002e4 FD |
2028 | { |
2029 | int ret = 0; | |
df7002e4 | 2030 | struct tracer_info current_tracer_info; |
df7002e4 FD |
2031 | bt_logging_level log_level = ctf_fs->log_level; |
2032 | ||
aab89afc SM |
2033 | ret = extract_tracer_info(ctf_fs->trace, ¤t_tracer_info); |
2034 | if (ret) { | |
2035 | /* | |
2036 | * A trace may not have all the necessary environment | |
2037 | * entries to do the tracer version comparison. | |
2038 | * At least, the tracer name and major version number | |
2039 | * are needed. Failing to extract these entries is not | |
2040 | * an error. | |
2041 | */ | |
2042 | ret = 0; | |
2043 | BT_LOGI_STR("Cannot extract tracer information necessary to compare with buggy versions."); | |
2044 | goto end;; | |
2045 | } | |
df7002e4 | 2046 | |
aab89afc SM |
2047 | /* Check if the trace may be affected by old tracer bugs. */ |
2048 | if (is_tracer_affected_by_lttng_event_after_packet_bug( | |
2049 | ¤t_tracer_info)) { | |
2050 | BT_LOGI_STR("Trace may be affected by LTTng tracer packet timestamp bug. Fixing up."); | |
2051 | ret = fix_index_lttng_event_after_packet_bug(ctf_fs->trace); | |
df7002e4 | 2052 | if (ret) { |
6699263d SM |
2053 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
2054 | self_comp, self_comp_class, | |
aab89afc SM |
2055 | "Failed to fix LTTng event-after-packet bug."); |
2056 | goto end; | |
df7002e4 | 2057 | } |
aab89afc SM |
2058 | ctf_fs->trace->metadata->tc->quirks.lttng_event_after_packet = true; |
2059 | } | |
37ea728c | 2060 | |
aab89afc SM |
2061 | if (is_tracer_affected_by_barectf_event_before_packet_bug( |
2062 | ¤t_tracer_info)) { | |
2063 | BT_LOGI_STR("Trace may be affected by barectf tracer packet timestamp bug. Fixing up."); | |
2064 | ret = fix_index_barectf_event_before_packet_bug(ctf_fs->trace); | |
2065 | if (ret) { | |
6699263d SM |
2066 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
2067 | self_comp, self_comp_class, | |
aab89afc SM |
2068 | "Failed to fix barectf event-before-packet bug."); |
2069 | goto end; | |
37ea728c | 2070 | } |
aab89afc SM |
2071 | ctf_fs->trace->metadata->tc->quirks.barectf_event_before_packet = true; |
2072 | } | |
7645f10f | 2073 | |
aab89afc SM |
2074 | if (is_tracer_affected_by_lttng_crash_quirk( |
2075 | ¤t_tracer_info)) { | |
2076 | ret = fix_index_lttng_crash_quirk(ctf_fs->trace); | |
2077 | if (ret) { | |
6699263d SM |
2078 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
2079 | self_comp, self_comp_class, | |
aab89afc SM |
2080 | "Failed to fix lttng-crash timestamp quirks."); |
2081 | goto end; | |
7645f10f | 2082 | } |
aab89afc | 2083 | ctf_fs->trace->metadata->tc->quirks.lttng_crash = true; |
df7002e4 | 2084 | } |
aab89afc | 2085 | |
df7002e4 FD |
2086 | end: |
2087 | return ret; | |
2088 | } | |
2089 | ||
562e23c1 PP |
2090 | static |
2091 | gint compare_ds_file_groups_by_first_path(gconstpointer a, gconstpointer b) | |
2092 | { | |
2093 | struct ctf_fs_ds_file_group * const *ds_file_group_a = a; | |
2094 | struct ctf_fs_ds_file_group * const *ds_file_group_b = b; | |
2095 | const struct ctf_fs_ds_file_info *first_ds_file_info_a; | |
2096 | const struct ctf_fs_ds_file_info *first_ds_file_info_b; | |
2097 | ||
2098 | BT_ASSERT((*ds_file_group_a)->ds_file_infos->len > 0); | |
2099 | BT_ASSERT((*ds_file_group_b)->ds_file_infos->len > 0); | |
2100 | first_ds_file_info_a = (*ds_file_group_a)->ds_file_infos->pdata[0]; | |
2101 | first_ds_file_info_b = (*ds_file_group_b)->ds_file_infos->pdata[0]; | |
2102 | return strcmp(first_ds_file_info_a->path->str, | |
2103 | first_ds_file_info_b->path->str); | |
2104 | } | |
2105 | ||
aab89afc | 2106 | int ctf_fs_component_create_ctf_fs_trace( |
bf5b7748 | 2107 | struct ctf_fs_component *ctf_fs, |
5c3441d8 | 2108 | const bt_value *paths_value, |
c77d62f1 | 2109 | const bt_value *trace_name_value, |
5c3441d8 SM |
2110 | bt_self_component *self_comp, |
2111 | bt_self_component_class *self_comp_class) | |
bf5b7748 SM |
2112 | { |
2113 | int ret = 0; | |
2114 | uint64_t i; | |
df7002e4 | 2115 | bt_logging_level log_level = ctf_fs->log_level; |
aab89afc | 2116 | GPtrArray *traces; |
c77d62f1 | 2117 | const char *trace_name; |
bf5b7748 | 2118 | |
aab89afc SM |
2119 | BT_ASSERT(bt_value_get_type(paths_value) == BT_VALUE_TYPE_ARRAY); |
2120 | BT_ASSERT(!bt_value_array_is_empty(paths_value)); | |
2121 | ||
2122 | traces = g_ptr_array_new_with_free_func(ctf_fs_trace_destroy_notifier); | |
2123 | if (!traces) { | |
2124 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2125 | "Failed to allocate a GPtrArray."); | |
2126 | goto error; | |
2127 | } | |
2128 | ||
c77d62f1 SM |
2129 | trace_name = trace_name_value ? bt_value_string_get(trace_name_value) : NULL; |
2130 | ||
aab89afc | 2131 | /* Start by creating a separate ctf_fs_trace object for each path. */ |
1270d0e9 | 2132 | for (i = 0; i < bt_value_array_get_length(paths_value); i++) { |
bf5b7748 | 2133 | const bt_value *path_value = bt_value_array_borrow_element_by_index_const(paths_value, i); |
a1040187 | 2134 | const char *input = bt_value_string_get(path_value); |
bf5b7748 | 2135 | |
aab89afc | 2136 | ret = ctf_fs_component_create_ctf_fs_trace_one_path(ctf_fs, |
c77d62f1 | 2137 | input, trace_name, traces, self_comp, self_comp_class); |
bf5b7748 SM |
2138 | if (ret) { |
2139 | goto end; | |
2140 | } | |
2141 | } | |
2142 | ||
aab89afc SM |
2143 | if (traces->len > 1) { |
2144 | struct ctf_fs_trace *first_trace = (struct ctf_fs_trace *) traces->pdata[0]; | |
2145 | const uint8_t *first_trace_uuid = first_trace->metadata->tc->uuid; | |
2146 | struct ctf_fs_trace *trace; | |
2147 | ||
2148 | /* | |
2149 | * We have more than one trace, they must all share the same | |
2150 | * UUID, verify that. | |
2151 | */ | |
2152 | for (i = 0; i < traces->len; i++) { | |
2153 | struct ctf_fs_trace *this_trace = | |
2154 | (struct ctf_fs_trace *) traces->pdata[i]; | |
2155 | const uint8_t *this_trace_uuid = this_trace->metadata->tc->uuid; | |
2156 | ||
2157 | if (!this_trace->metadata->tc->is_uuid_set) { | |
2158 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2159 | "Multiple traces given, but a trace does not have a UUID: path=%s", | |
2160 | this_trace->path->str); | |
2161 | goto error; | |
2162 | } | |
2163 | ||
2164 | if (bt_uuid_compare(first_trace_uuid, this_trace_uuid) != 0) { | |
2165 | char first_trace_uuid_str[BT_UUID_STR_LEN + 1]; | |
2166 | char this_trace_uuid_str[BT_UUID_STR_LEN + 1]; | |
2167 | ||
2168 | bt_uuid_to_str(first_trace_uuid, first_trace_uuid_str); | |
2169 | bt_uuid_to_str(this_trace_uuid, this_trace_uuid_str); | |
2170 | ||
2171 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2172 | "Multiple traces given, but UUIDs don't match: " | |
2173 | "first-trace-uuid=%s, first-trace-path=%s, " | |
2174 | "trace-uuid=%s, trace-path=%s", | |
2175 | first_trace_uuid_str, first_trace->path->str, | |
2176 | this_trace_uuid_str, this_trace->path->str); | |
2177 | goto error; | |
2178 | } | |
2179 | } | |
2180 | ||
2181 | ret = merge_ctf_fs_traces((struct ctf_fs_trace **) traces->pdata, | |
2182 | traces->len, &trace); | |
2183 | if (ret) { | |
2184 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2185 | "Failed to merge traces with the same UUID."); | |
2186 | goto error; | |
2187 | } | |
2188 | ||
2189 | ctf_fs->trace = trace; | |
2190 | } else { | |
2191 | /* Just one trace, it may or may not have a UUID, both are fine. */ | |
2192 | ctf_fs->trace = traces->pdata[0]; | |
2193 | traces->pdata[0] = NULL; | |
df7002e4 | 2194 | } |
adb623c2 | 2195 | |
6699263d | 2196 | ret = fix_packet_index_tracer_bugs(ctf_fs, self_comp, self_comp_class); |
df7002e4 | 2197 | if (ret) { |
5c3441d8 SM |
2198 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
2199 | "Failed to fix packet index tracer bugs."); | |
df7002e4 | 2200 | } |
aab89afc | 2201 | |
562e23c1 PP |
2202 | /* |
2203 | * Sort data stream file groups by first data stream file info | |
2204 | * path to get a deterministic order. This order influences the | |
2205 | * order of the output ports. It also influences the order of | |
2206 | * the automatic stream IDs if the trace's packet headers do not | |
2207 | * contain a `stream_instance_id` field, in which case the data | |
2208 | * stream file to stream ID association is always the same, | |
2209 | * whatever the build and the system. | |
2210 | * | |
2211 | * Having a deterministic order here can help debugging and | |
2212 | * testing. | |
2213 | */ | |
2214 | g_ptr_array_sort(ctf_fs->trace->ds_file_groups, | |
2215 | compare_ds_file_groups_by_first_path); | |
aab89afc SM |
2216 | goto end; |
2217 | error: | |
2218 | ret = -1; | |
2219 | ||
bf5b7748 | 2220 | end: |
aab89afc | 2221 | g_ptr_array_free(traces, TRUE); |
bf5b7748 SM |
2222 | return ret; |
2223 | } | |
2224 | ||
ddf49b27 SM |
2225 | static |
2226 | GString *get_stream_instance_unique_name( | |
2227 | struct ctf_fs_ds_file_group *ds_file_group) | |
2228 | { | |
2229 | GString *name; | |
2230 | struct ctf_fs_ds_file_info *ds_file_info; | |
2231 | ||
2232 | name = g_string_new(NULL); | |
2233 | if (!name) { | |
2234 | goto end; | |
2235 | } | |
2236 | ||
2237 | /* | |
2238 | * If there's more than one stream file in the stream file | |
2239 | * group, the first (earliest) stream file's path is used as | |
2240 | * the stream's unique name. | |
2241 | */ | |
2242 | BT_ASSERT(ds_file_group->ds_file_infos->len > 0); | |
2243 | ds_file_info = g_ptr_array_index(ds_file_group->ds_file_infos, 0); | |
2244 | g_string_assign(name, ds_file_info->path->str); | |
2245 | ||
2246 | end: | |
2247 | return name; | |
2248 | } | |
2249 | ||
bf5b7748 SM |
2250 | /* Create the IR stream objects for ctf_fs_trace. */ |
2251 | ||
2252 | static | |
2253 | int create_streams_for_trace(struct ctf_fs_trace *ctf_fs_trace) | |
2254 | { | |
2255 | int ret; | |
2256 | GString *name = NULL; | |
2257 | guint i; | |
3d731ea9 | 2258 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 2259 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
bf5b7748 SM |
2260 | |
2261 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
2262 | struct ctf_fs_ds_file_group *ds_file_group = | |
2263 | g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); | |
2264 | name = get_stream_instance_unique_name(ds_file_group); | |
2265 | ||
2266 | if (!name) { | |
2267 | goto error; | |
2268 | } | |
2269 | ||
2270 | if (ds_file_group->sc->ir_sc) { | |
2271 | BT_ASSERT(ctf_fs_trace->trace); | |
2272 | ||
2273 | if (ds_file_group->stream_id == UINT64_C(-1)) { | |
2274 | /* No stream ID: use 0 */ | |
2275 | ds_file_group->stream = bt_stream_create_with_id( | |
2276 | ds_file_group->sc->ir_sc, | |
2277 | ctf_fs_trace->trace, | |
2278 | ctf_fs_trace->next_stream_id); | |
2279 | ctf_fs_trace->next_stream_id++; | |
2280 | } else { | |
2281 | /* Specific stream ID */ | |
2282 | ds_file_group->stream = bt_stream_create_with_id( | |
2283 | ds_file_group->sc->ir_sc, | |
2284 | ctf_fs_trace->trace, | |
2285 | (uint64_t) ds_file_group->stream_id); | |
2286 | } | |
2287 | } else { | |
2288 | ds_file_group->stream = NULL; | |
2289 | } | |
2290 | ||
2291 | if (!ds_file_group->stream) { | |
5c3441d8 SM |
2292 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, |
2293 | "Cannot create stream for DS file group: " | |
bf5b7748 SM |
2294 | "addr=%p, stream-name=\"%s\"", |
2295 | ds_file_group, name->str); | |
2296 | goto error; | |
2297 | } | |
2298 | ||
2299 | ret = bt_stream_set_name(ds_file_group->stream, | |
2300 | name->str); | |
2301 | if (ret) { | |
5c3441d8 | 2302 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot set stream's name: " |
bf5b7748 SM |
2303 | "addr=%p, stream-name=\"%s\"", |
2304 | ds_file_group->stream, name->str); | |
2305 | goto error; | |
2306 | } | |
2307 | ||
2308 | g_string_free(name, TRUE); | |
2309 | name = NULL; | |
2310 | } | |
2311 | ||
2312 | ret = 0; | |
2313 | goto end; | |
2314 | ||
2315 | error: | |
2316 | ret = -1; | |
2317 | ||
2318 | end: | |
2319 | ||
2320 | if (name) { | |
2321 | g_string_free(name, TRUE); | |
2322 | } | |
2323 | return ret; | |
2324 | } | |
2325 | ||
c423217e SM |
2326 | static const struct bt_param_validation_value_descr inputs_elem_descr = { |
2327 | .type = BT_VALUE_TYPE_STRING, | |
2328 | }; | |
bf5b7748 | 2329 | |
c423217e SM |
2330 | static const struct bt_param_validation_map_value_entry_descr fs_params_entries_descr[] = { |
2331 | { "inputs", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_MANDATORY, { | |
2332 | BT_VALUE_TYPE_ARRAY, | |
2333 | .array = { | |
2334 | .min_length = 1, | |
2335 | .max_length = BT_PARAM_VALIDATION_INFINITE, | |
2336 | .element_type = &inputs_elem_descr, | |
bf5b7748 | 2337 | } |
c423217e SM |
2338 | }}, |
2339 | { "trace-name", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } }, | |
2340 | { "clock-class-offset-s", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_SIGNED_INTEGER } }, | |
2341 | { "clock-class-offset-ns", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_SIGNED_INTEGER } }, | |
2342 | { "force-clock-class-origin-unix-epoch", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_BOOL } }, | |
2343 | BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_END | |
2344 | }; | |
bf5b7748 | 2345 | |
bf5b7748 | 2346 | |
c80d4c65 | 2347 | bool read_src_fs_parameters(const bt_value *params, |
c77d62f1 SM |
2348 | const bt_value **inputs, |
2349 | const bt_value **trace_name, | |
2350 | struct ctf_fs_component *ctf_fs, | |
5c3441d8 SM |
2351 | bt_self_component *self_comp, |
2352 | bt_self_component_class *self_comp_class) { | |
c80d4c65 SM |
2353 | bool ret; |
2354 | const bt_value *value; | |
3d731ea9 | 2355 | bt_logging_level log_level = ctf_fs->log_level; |
c423217e SM |
2356 | enum bt_param_validation_status validate_value_status; |
2357 | gchar *error = NULL; | |
2358 | ||
2359 | validate_value_status = bt_param_validation_validate(params, | |
2360 | fs_params_entries_descr, &error); | |
2361 | if (validate_value_status != BT_PARAM_VALIDATION_STATUS_OK) { | |
2362 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2363 | "%s", error); | |
2364 | ret = false; | |
2365 | goto end; | |
2366 | } | |
c80d4c65 | 2367 | |
a1040187 SM |
2368 | /* inputs parameter */ |
2369 | *inputs = bt_value_map_borrow_entry_value_const(params, "inputs"); | |
c80d4c65 SM |
2370 | |
2371 | /* clock-class-offset-s parameter */ | |
2372 | value = bt_value_map_borrow_entry_value_const(params, | |
2373 | "clock-class-offset-s"); | |
2374 | if (value) { | |
c80d4c65 | 2375 | ctf_fs->metadata_config.clock_class_offset_s = |
60bbfc7c | 2376 | bt_value_integer_signed_get(value); |
c80d4c65 SM |
2377 | } |
2378 | ||
2379 | /* clock-class-offset-ns parameter */ | |
2380 | value = bt_value_map_borrow_entry_value_const(params, | |
2381 | "clock-class-offset-ns"); | |
2382 | if (value) { | |
c80d4c65 | 2383 | ctf_fs->metadata_config.clock_class_offset_ns = |
60bbfc7c | 2384 | bt_value_integer_signed_get(value); |
c80d4c65 SM |
2385 | } |
2386 | ||
1ffc68e8 FD |
2387 | /* force-clock-class-origin-unix-epoch parameter */ |
2388 | value = bt_value_map_borrow_entry_value_const(params, | |
2389 | "force-clock-class-origin-unix-epoch"); | |
2390 | if (value) { | |
1ffc68e8 FD |
2391 | ctf_fs->metadata_config.force_clock_class_origin_unix_epoch = |
2392 | bt_value_bool_get(value); | |
2393 | } | |
2394 | ||
c77d62f1 SM |
2395 | /* trace-name parameter */ |
2396 | *trace_name = bt_value_map_borrow_entry_value_const(params, "trace-name"); | |
c80d4c65 SM |
2397 | |
2398 | ret = true; | |
c80d4c65 SM |
2399 | |
2400 | end: | |
c423217e | 2401 | g_free(error); |
c80d4c65 SM |
2402 | return ret; |
2403 | } | |
2404 | ||
5b29e799 | 2405 | static |
834e9996 | 2406 | struct ctf_fs_component *ctf_fs_create( |
5c3441d8 | 2407 | const bt_value *params, |
6699263d | 2408 | bt_self_component_source *self_comp_src) |
56a1cced | 2409 | { |
bf5b7748 | 2410 | struct ctf_fs_component *ctf_fs = NULL; |
a1040187 | 2411 | const bt_value *inputs_value; |
c77d62f1 | 2412 | const bt_value *trace_name_value; |
3d731ea9 PP |
2413 | bt_self_component *self_comp = |
2414 | bt_self_component_source_as_self_component(self_comp_src); | |
56a1cced | 2415 | |
3d731ea9 | 2416 | ctf_fs = ctf_fs_component_create(bt_component_get_logging_level( |
f67894f9 | 2417 | bt_self_component_as_component(self_comp)), self_comp); |
c80d4c65 | 2418 | if (!ctf_fs) { |
bf5b7748 SM |
2419 | goto error; |
2420 | } | |
2421 | ||
c77d62f1 | 2422 | if (!read_src_fs_parameters(params, &inputs_value, &trace_name_value, |
6699263d | 2423 | ctf_fs, self_comp, NULL)) { |
bf5b7748 | 2424 | goto error; |
56a1cced JG |
2425 | } |
2426 | ||
3d731ea9 | 2427 | bt_self_component_set_data(self_comp, ctf_fs); |
56a1cced | 2428 | |
aab89afc | 2429 | if (ctf_fs_component_create_ctf_fs_trace(ctf_fs, inputs_value, |
6699263d | 2430 | trace_name_value, self_comp, NULL)) { |
4f1f88a6 PP |
2431 | goto error; |
2432 | } | |
2433 | ||
aab89afc SM |
2434 | if (create_streams_for_trace(ctf_fs->trace)) { |
2435 | goto error; | |
2436 | } | |
bf5b7748 | 2437 | |
aab89afc SM |
2438 | if (create_ports_for_trace(ctf_fs, ctf_fs->trace, self_comp_src)) { |
2439 | goto error; | |
4f1f88a6 PP |
2440 | } |
2441 | ||
1ef09eb5 JG |
2442 | goto end; |
2443 | ||
56a1cced | 2444 | error: |
1a9f7075 | 2445 | ctf_fs_destroy(ctf_fs); |
e7a4393b | 2446 | ctf_fs = NULL; |
3d731ea9 | 2447 | bt_self_component_set_data(self_comp, NULL); |
1a9f7075 | 2448 | |
1ef09eb5 | 2449 | end: |
56a1cced JG |
2450 | return ctf_fs; |
2451 | } | |
2452 | ||
ea0b4b9e | 2453 | BT_HIDDEN |
4175c1d5 | 2454 | bt_component_class_initialize_method_status ctf_fs_init( |
5c3441d8 | 2455 | bt_self_component_source *self_comp_src, |
e3250e61 | 2456 | bt_self_component_source_configuration *config, |
f807570c | 2457 | const bt_value *params, __attribute__((unused)) void *init_method_data) |
ea0b4b9e JG |
2458 | { |
2459 | struct ctf_fs_component *ctf_fs; | |
4175c1d5 FD |
2460 | bt_component_class_initialize_method_status ret = |
2461 | BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; | |
ea0b4b9e | 2462 | |
6699263d | 2463 | ctf_fs = ctf_fs_create(params, self_comp_src); |
ea0b4b9e | 2464 | if (!ctf_fs) { |
4175c1d5 | 2465 | ret = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; |
ea0b4b9e | 2466 | } |
4c1456f0 | 2467 | |
ea0b4b9e JG |
2468 | return ret; |
2469 | } | |
33f93973 PP |
2470 | |
2471 | BT_HIDDEN | |
fb25b9e3 | 2472 | bt_component_class_query_method_status ctf_fs_query( |
8eee8ea2 | 2473 | bt_self_component_class_source *comp_class, |
bf403eb2 | 2474 | bt_private_query_executor *priv_query_exec, |
8eee8ea2 | 2475 | const char *object, const bt_value *params, |
f6e305ce | 2476 | __attribute__((unused)) void *method_data, |
8eee8ea2 | 2477 | const bt_value **result) |
33f93973 | 2478 | { |
fb25b9e3 PP |
2479 | bt_component_class_query_method_status status = |
2480 | BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_OK; | |
bf403eb2 PP |
2481 | bt_logging_level log_level = bt_query_executor_get_logging_level( |
2482 | bt_private_query_executor_as_query_executor_const( | |
2483 | priv_query_exec)); | |
33f93973 | 2484 | |
acfa8112 | 2485 | if (strcmp(object, "metadata-info") == 0) { |
3d731ea9 PP |
2486 | status = metadata_info_query(comp_class, params, log_level, |
2487 | result); | |
9db4399f SM |
2488 | } else if (strcmp(object, "babeltrace.trace-infos") == 0) { |
2489 | status = trace_infos_query(comp_class, params, log_level, | |
3d731ea9 | 2490 | result); |
9e534aae | 2491 | } else if (!strcmp(object, "babeltrace.support-info")) { |
a1040187 | 2492 | status = support_info_query(comp_class, params, log_level, result); |
33f93973 | 2493 | } else { |
55314f2a | 2494 | BT_LOGE("Unknown query object `%s`", object); |
7dd3e712 | 2495 | status = BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_UNKNOWN_OBJECT; |
04c0ba87 | 2496 | goto end; |
33f93973 | 2497 | } |
33f93973 | 2498 | end: |
834e9996 | 2499 | return status; |
33f93973 | 2500 | } |