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 | ||
4c65a157 | 28 | #define BT_COMP_LOG_SELF_COMP self_comp |
98903a3e PP |
29 | #define BT_LOG_OUTPUT_LEVEL log_level |
30 | #define BT_LOG_TAG "PLUGIN/SRC.CTF.FS" | |
d9c39b0a | 31 | #include "logging/comp-logging.h" |
98903a3e | 32 | |
578e048b | 33 | #include "common/common.h" |
3fadfbc0 | 34 | #include <babeltrace2/babeltrace.h> |
6162e6b7 | 35 | #include "common/uuid.h" |
ea0b4b9e | 36 | #include <glib.h> |
578e048b | 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" |
335a2da5 | 45 | #include "../common/metadata/ctf-meta-configure-ir-trace.h" |
d6e69534 | 46 | #include "../common/msg-iter/msg-iter.h" |
04c0ba87 | 47 | #include "query.h" |
c24f7ab4 | 48 | #include "plugins/common/param-validation/param-validation.h" |
e7a4393b | 49 | |
626cc488 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 |
d6e69534 | 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 | ||
d6e69534 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( |
d6e69534 PP |
66 | msg_iter_data->ds_file_group->ds_file_infos, |
67 | msg_iter_data->ds_file_info_index); | |
68 | ||
69 | ctf_fs_ds_file_destroy(msg_iter_data->ds_file); | |
70 | msg_iter_data->ds_file = ctf_fs_ds_file_create( | |
71 | msg_iter_data->ds_file_group->ctf_fs_trace, | |
f30762e5 | 72 | msg_iter_data->self_msg_iter, |
d6e69534 PP |
73 | msg_iter_data->msg_iter, |
74 | msg_iter_data->ds_file_group->stream, | |
98903a3e PP |
75 | ds_file_info->path->str, |
76 | msg_iter_data->log_level); | |
d6e69534 | 77 | if (!msg_iter_data->ds_file) { |
94cf822e PP |
78 | ret = -1; |
79 | } | |
80 | ||
81 | return ret; | |
82 | } | |
83 | ||
84 | static | |
d6e69534 PP |
85 | void ctf_fs_msg_iter_data_destroy( |
86 | struct ctf_fs_msg_iter_data *msg_iter_data) | |
94cf822e | 87 | { |
d6e69534 | 88 | if (!msg_iter_data) { |
94cf822e PP |
89 | return; |
90 | } | |
91 | ||
d6e69534 | 92 | ctf_fs_ds_file_destroy(msg_iter_data->ds_file); |
6de92955 | 93 | |
d6e69534 | 94 | if (msg_iter_data->msg_iter) { |
18a1979b | 95 | ctf_msg_iter_destroy(msg_iter_data->msg_iter); |
6de92955 PP |
96 | } |
97 | ||
d6e69534 | 98 | g_free(msg_iter_data); |
94cf822e PP |
99 | } |
100 | ||
fc917f65 PP |
101 | static |
102 | void set_msg_iter_emits_stream_beginning_end_messages( | |
103 | struct ctf_fs_msg_iter_data *msg_iter_data) | |
104 | { | |
18a1979b | 105 | ctf_msg_iter_set_emit_stream_beginning_message( |
fc917f65 PP |
106 | msg_iter_data->ds_file->msg_iter, |
107 | msg_iter_data->ds_file_info_index == 0); | |
18a1979b | 108 | ctf_msg_iter_set_emit_stream_end_message( |
fc917f65 PP |
109 | msg_iter_data->ds_file->msg_iter, |
110 | msg_iter_data->ds_file_info_index == | |
111 | msg_iter_data->ds_file_group->ds_file_infos->len - 1); | |
112 | } | |
113 | ||
d4393e08 | 114 | static |
d24d5663 | 115 | bt_component_class_message_iterator_next_method_status ctf_fs_iterator_next_one( |
d6e69534 | 116 | struct ctf_fs_msg_iter_data *msg_iter_data, |
fc917f65 | 117 | const bt_message **out_msg) |
ea0b4b9e | 118 | { |
d24d5663 | 119 | bt_component_class_message_iterator_next_method_status status; |
94cf822e | 120 | |
98b15851 | 121 | BT_ASSERT_DBG(msg_iter_data->ds_file); |
f42867e2 | 122 | |
fc917f65 PP |
123 | while (true) { |
124 | bt_message *msg; | |
125 | ||
126 | status = ctf_fs_ds_file_next(msg_iter_data->ds_file, &msg); | |
127 | switch (status) { | |
d24d5663 | 128 | case BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK: |
fc917f65 PP |
129 | *out_msg = msg; |
130 | msg = NULL; | |
f42867e2 | 131 | goto end; |
d24d5663 | 132 | case BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END: |
fc917f65 PP |
133 | { |
134 | int ret; | |
f42867e2 | 135 | |
fc917f65 PP |
136 | if (msg_iter_data->ds_file_info_index == |
137 | msg_iter_data->ds_file_group->ds_file_infos->len - 1) { | |
138 | /* End of all group's stream files */ | |
139 | goto end; | |
140 | } | |
141 | ||
142 | msg_iter_data->ds_file_info_index++; | |
18a1979b | 143 | ctf_msg_iter_reset_for_next_stream_file( |
495490c5 | 144 | msg_iter_data->msg_iter); |
fc917f65 PP |
145 | set_msg_iter_emits_stream_beginning_end_messages( |
146 | msg_iter_data); | |
94cf822e | 147 | |
94cf822e | 148 | /* |
fc917f65 PP |
149 | * Open and start reading the next stream file |
150 | * within our stream file group. | |
94cf822e | 151 | */ |
fc917f65 PP |
152 | ret = msg_iter_data_set_current_ds_file(msg_iter_data); |
153 | if (ret) { | |
d24d5663 | 154 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
fc917f65 PP |
155 | goto end; |
156 | } | |
157 | ||
158 | /* Continue the loop to get the next message */ | |
159 | break; | |
94cf822e | 160 | } |
fc917f65 | 161 | default: |
94cf822e PP |
162 | goto end; |
163 | } | |
94cf822e | 164 | } |
d01e0f33 | 165 | |
94cf822e | 166 | end: |
d4393e08 PP |
167 | return status; |
168 | } | |
169 | ||
170 | BT_HIDDEN | |
d24d5663 | 171 | bt_component_class_message_iterator_next_method_status ctf_fs_iterator_next( |
d6e69534 PP |
172 | bt_self_message_iterator *iterator, |
173 | bt_message_array_const msgs, uint64_t capacity, | |
d4393e08 PP |
174 | uint64_t *count) |
175 | { | |
cbca1c06 | 176 | bt_component_class_message_iterator_next_method_status status; |
d6e69534 PP |
177 | struct ctf_fs_msg_iter_data *msg_iter_data = |
178 | bt_self_message_iterator_get_data(iterator); | |
d4393e08 PP |
179 | uint64_t i = 0; |
180 | ||
cbca1c06 SM |
181 | if (G_UNLIKELY(msg_iter_data->next_saved_error)) { |
182 | /* | |
183 | * Last time we were called, we hit an error but had some | |
184 | * messages to deliver, so we stashed the error here. Return | |
185 | * it now. | |
186 | */ | |
187 | BT_CURRENT_THREAD_MOVE_ERROR_AND_RESET(msg_iter_data->next_saved_error); | |
188 | status = msg_iter_data->next_saved_status; | |
189 | goto end; | |
190 | } | |
191 | ||
192 | do { | |
d6e69534 | 193 | status = ctf_fs_iterator_next_one(msg_iter_data, &msgs[i]); |
d24d5663 | 194 | if (status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
d4393e08 PP |
195 | i++; |
196 | } | |
cbca1c06 SM |
197 | } while (i < capacity && |
198 | status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK); | |
d4393e08 PP |
199 | |
200 | if (i > 0) { | |
201 | /* | |
202 | * Even if ctf_fs_iterator_next_one() returned something | |
d24d5663 | 203 | * else than BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK, we |
d6e69534 PP |
204 | * accumulated message objects in the output |
205 | * message array, so we need to return | |
d24d5663 | 206 | * BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK so that they are |
d4393e08 | 207 | * transfered to downstream. This other status occurs |
d6e69534 | 208 | * again the next time muxer_msg_iter_do_next() is |
d4393e08 | 209 | * called, possibly without any accumulated |
d6e69534 | 210 | * message, in which case we'll return it. |
d4393e08 | 211 | */ |
cbca1c06 SM |
212 | if (status < 0) { |
213 | /* | |
214 | * Save this error for the next _next call. Assume that | |
215 | * this component always appends error causes when | |
216 | * returning an error status code, which will cause the | |
217 | * current thread error to be non-NULL. | |
218 | */ | |
219 | msg_iter_data->next_saved_error = bt_current_thread_take_error(); | |
220 | BT_ASSERT(msg_iter_data->next_saved_error); | |
221 | msg_iter_data->next_saved_status = status; | |
222 | } | |
223 | ||
d4393e08 | 224 | *count = i; |
d24d5663 | 225 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
d4393e08 PP |
226 | } |
227 | ||
cbca1c06 | 228 | end: |
d4393e08 | 229 | return status; |
ea0b4b9e | 230 | } |
bfd20a42 | 231 | |
6a9bb5e9 PP |
232 | static |
233 | int ctf_fs_iterator_reset(struct ctf_fs_msg_iter_data *msg_iter_data) | |
234 | { | |
235 | int ret; | |
236 | ||
237 | msg_iter_data->ds_file_info_index = 0; | |
238 | ret = msg_iter_data_set_current_ds_file(msg_iter_data); | |
239 | if (ret) { | |
240 | goto end; | |
241 | } | |
242 | ||
18a1979b | 243 | ctf_msg_iter_reset(msg_iter_data->msg_iter); |
6a9bb5e9 PP |
244 | set_msg_iter_emits_stream_beginning_end_messages(msg_iter_data); |
245 | ||
246 | end: | |
247 | return ret; | |
248 | } | |
249 | ||
250 | BT_HIDDEN | |
d24d5663 PP |
251 | bt_component_class_message_iterator_seek_beginning_method_status |
252 | ctf_fs_iterator_seek_beginning(bt_self_message_iterator *it) | |
6a9bb5e9 PP |
253 | { |
254 | struct ctf_fs_msg_iter_data *msg_iter_data = | |
255 | bt_self_message_iterator_get_data(it); | |
d24d5663 PP |
256 | bt_component_class_message_iterator_seek_beginning_method_status status = |
257 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_OK; | |
6a9bb5e9 PP |
258 | |
259 | BT_ASSERT(msg_iter_data); | |
260 | if (ctf_fs_iterator_reset(msg_iter_data)) { | |
d24d5663 | 261 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_ERROR; |
6a9bb5e9 PP |
262 | } |
263 | ||
264 | return status; | |
265 | } | |
266 | ||
267 | BT_HIDDEN | |
d6e69534 | 268 | void ctf_fs_iterator_finalize(bt_self_message_iterator *it) |
760051fa | 269 | { |
d6e69534 PP |
270 | ctf_fs_msg_iter_data_destroy( |
271 | bt_self_message_iterator_get_data(it)); | |
760051fa JG |
272 | } |
273 | ||
6a9bb5e9 | 274 | BT_HIDDEN |
21a9f056 | 275 | bt_component_class_message_iterator_initialize_method_status ctf_fs_iterator_init( |
d6e69534 | 276 | bt_self_message_iterator *self_msg_iter, |
8d8b141d | 277 | bt_self_message_iterator_configuration *config, |
4c65a157 | 278 | bt_self_component_source *self_comp_src, |
b19ff26f | 279 | bt_self_component_port_output *self_port) |
4c1456f0 | 280 | { |
4f1f88a6 | 281 | struct ctf_fs_port_data *port_data; |
d6e69534 | 282 | struct ctf_fs_msg_iter_data *msg_iter_data = NULL; |
21a9f056 FD |
283 | bt_component_class_message_iterator_initialize_method_status ret = |
284 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK; | |
98903a3e | 285 | bt_logging_level log_level; |
d23b766e SM |
286 | bt_self_component *self_comp = |
287 | bt_self_component_source_as_self_component(self_comp_src); | |
760051fa | 288 | |
d94d92ac | 289 | port_data = bt_self_component_port_get_data( |
707b7d35 | 290 | bt_self_component_port_output_as_self_component_port( |
d94d92ac PP |
291 | self_port)); |
292 | BT_ASSERT(port_data); | |
98903a3e | 293 | log_level = port_data->ctf_fs->log_level; |
d6e69534 PP |
294 | msg_iter_data = g_new0(struct ctf_fs_msg_iter_data, 1); |
295 | if (!msg_iter_data) { | |
21a9f056 | 296 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
94cf822e PP |
297 | goto error; |
298 | } | |
299 | ||
98903a3e | 300 | msg_iter_data->log_level = log_level; |
4c65a157 | 301 | msg_iter_data->self_comp = self_comp; |
f30762e5 | 302 | msg_iter_data->self_msg_iter = self_msg_iter; |
18a1979b | 303 | msg_iter_data->msg_iter = ctf_msg_iter_create( |
44c440bc | 304 | port_data->ds_file_group->ctf_fs_trace->metadata->tc, |
98903a3e | 305 | bt_common_get_page_size(msg_iter_data->log_level) * 8, |
4c65a157 | 306 | ctf_fs_ds_file_medops, NULL, msg_iter_data->log_level, |
851de941 | 307 | self_comp, self_msg_iter); |
d6e69534 | 308 | if (!msg_iter_data->msg_iter) { |
d23b766e | 309 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create a CTF message iterator."); |
21a9f056 | 310 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; |
6de92955 PP |
311 | goto error; |
312 | } | |
313 | ||
d6e69534 | 314 | msg_iter_data->ds_file_group = port_data->ds_file_group; |
6a9bb5e9 | 315 | if (ctf_fs_iterator_reset(msg_iter_data)) { |
21a9f056 | 316 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_ERROR; |
4f1f88a6 | 317 | goto error; |
760051fa JG |
318 | } |
319 | ||
c0e46a7c SM |
320 | /* |
321 | * This iterator can seek forward if its stream class has a default | |
322 | * clock class. | |
323 | */ | |
324 | if (msg_iter_data->ds_file_group->sc->default_clock_class) { | |
325 | bt_self_message_iterator_configuration_set_can_seek_forward( | |
326 | config, true); | |
327 | } | |
328 | ||
d6e69534 PP |
329 | bt_self_message_iterator_set_data(self_msg_iter, |
330 | msg_iter_data); | |
21a9f056 | 331 | if (ret != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK) { |
4f1f88a6 | 332 | goto error; |
760051fa | 333 | } |
d6e69534 | 334 | msg_iter_data = NULL; |
4f1f88a6 | 335 | goto end; |
5b29e799 | 336 | |
4f1f88a6 | 337 | error: |
d6e69534 | 338 | bt_self_message_iterator_set_data(self_msg_iter, NULL); |
4f1f88a6 | 339 | |
760051fa | 340 | end: |
d6e69534 | 341 | ctf_fs_msg_iter_data_destroy(msg_iter_data); |
760051fa JG |
342 | return ret; |
343 | } | |
344 | ||
a0cd55ad SM |
345 | static |
346 | void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace) | |
347 | { | |
348 | if (!ctf_fs_trace) { | |
349 | return; | |
350 | } | |
351 | ||
352 | if (ctf_fs_trace->ds_file_groups) { | |
353 | g_ptr_array_free(ctf_fs_trace->ds_file_groups, TRUE); | |
354 | } | |
355 | ||
356 | BT_TRACE_PUT_REF_AND_RESET(ctf_fs_trace->trace); | |
357 | ||
358 | if (ctf_fs_trace->path) { | |
359 | g_string_free(ctf_fs_trace->path, TRUE); | |
360 | } | |
361 | ||
362 | if (ctf_fs_trace->metadata) { | |
363 | ctf_fs_metadata_fini(ctf_fs_trace->metadata); | |
364 | g_free(ctf_fs_trace->metadata); | |
365 | } | |
366 | ||
367 | g_free(ctf_fs_trace); | |
368 | } | |
369 | ||
f280892e | 370 | BT_HIDDEN |
1a9f7075 | 371 | void ctf_fs_destroy(struct ctf_fs_component *ctf_fs) |
760051fa | 372 | { |
4f1f88a6 | 373 | if (!ctf_fs) { |
8fa760ba JG |
374 | return; |
375 | } | |
4f1f88a6 | 376 | |
a0cd55ad | 377 | ctf_fs_trace_destroy(ctf_fs->trace); |
4f1f88a6 PP |
378 | |
379 | if (ctf_fs->port_data) { | |
380 | g_ptr_array_free(ctf_fs->port_data, TRUE); | |
c14d7e26 | 381 | } |
760051fa | 382 | |
1a9f7075 PP |
383 | g_free(ctf_fs); |
384 | } | |
385 | ||
f280892e SM |
386 | static |
387 | void port_data_destroy(struct ctf_fs_port_data *port_data) | |
388 | { | |
389 | if (!port_data) { | |
390 | return; | |
391 | } | |
392 | ||
393 | g_free(port_data); | |
394 | } | |
395 | ||
396 | static | |
397 | void port_data_destroy_notifier(void *data) { | |
398 | port_data_destroy(data); | |
399 | } | |
400 | ||
97ade20b | 401 | static |
56a924f4 | 402 | void ctf_fs_trace_destroy_notifier(void *data) |
97ade20b JG |
403 | { |
404 | struct ctf_fs_trace *trace = data; | |
405 | ctf_fs_trace_destroy(trace); | |
406 | } | |
407 | ||
4c65a157 PP |
408 | struct ctf_fs_component *ctf_fs_component_create(bt_logging_level log_level, |
409 | bt_self_component *self_comp) | |
a4792757 | 410 | { |
f280892e | 411 | struct ctf_fs_component *ctf_fs; |
a4792757 | 412 | |
f280892e SM |
413 | ctf_fs = g_new0(struct ctf_fs_component, 1); |
414 | if (!ctf_fs) { | |
415 | goto error; | |
416 | } | |
4f1f88a6 | 417 | |
98903a3e | 418 | ctf_fs->log_level = log_level; |
f280892e SM |
419 | ctf_fs->port_data = |
420 | g_ptr_array_new_with_free_func(port_data_destroy_notifier); | |
421 | if (!ctf_fs->port_data) { | |
422 | goto error; | |
4f1f88a6 PP |
423 | } |
424 | ||
f280892e SM |
425 | goto end; |
426 | ||
427 | error: | |
bce64edb SM |
428 | ctf_fs_destroy(ctf_fs); |
429 | ctf_fs = NULL; | |
f280892e SM |
430 | |
431 | end: | |
432 | return ctf_fs; | |
433 | } | |
434 | ||
435 | void ctf_fs_finalize(bt_self_component_source *component) | |
436 | { | |
437 | ctf_fs_destroy(bt_self_component_get_data( | |
438 | bt_self_component_source_as_self_component(component))); | |
5b29e799 JG |
439 | } |
440 | ||
a38d7650 | 441 | gchar *ctf_fs_make_port_name(struct ctf_fs_ds_file_group *ds_file_group) |
547eacf1 | 442 | { |
a38d7650 | 443 | GString *name = g_string_new(NULL); |
547eacf1 | 444 | |
a38d7650 SM |
445 | /* |
446 | * The unique port name is generated by concatenating unique identifiers | |
447 | * for: | |
448 | * | |
449 | * - the trace | |
450 | * - the stream class | |
451 | * - the stream | |
452 | */ | |
453 | ||
454 | /* For the trace, use the uuid if present, else the path. */ | |
455 | if (ds_file_group->ctf_fs_trace->metadata->tc->is_uuid_set) { | |
6162e6b7 | 456 | char uuid_str[BT_UUID_STR_LEN + 1]; |
a38d7650 | 457 | |
6162e6b7 | 458 | bt_uuid_to_str(ds_file_group->ctf_fs_trace->metadata->tc->uuid, uuid_str); |
a38d7650 SM |
459 | g_string_assign(name, uuid_str); |
460 | } else { | |
461 | g_string_assign(name, ds_file_group->ctf_fs_trace->path->str); | |
547eacf1 PP |
462 | } |
463 | ||
464 | /* | |
a38d7650 SM |
465 | * For the stream class, use the id if present. We can omit this field |
466 | * otherwise, as there will only be a single stream class. | |
547eacf1 | 467 | */ |
a38d7650 SM |
468 | if (ds_file_group->sc->id != UINT64_C(-1)) { |
469 | g_string_append_printf(name, " | %" PRIu64, ds_file_group->sc->id); | |
470 | } | |
547eacf1 | 471 | |
a38d7650 SM |
472 | /* For the stream, use the id if present, else, use the path. */ |
473 | if (ds_file_group->stream_id != UINT64_C(-1)) { | |
474 | g_string_append_printf(name, " | %" PRIu64, ds_file_group->stream_id); | |
475 | } else { | |
476 | BT_ASSERT(ds_file_group->ds_file_infos->len == 1); | |
477 | struct ctf_fs_ds_file_info *ds_file_info = | |
478 | g_ptr_array_index(ds_file_group->ds_file_infos, 0); | |
479 | g_string_append_printf(name, " | %s", ds_file_info->path->str); | |
480 | } | |
481 | ||
482 | return g_string_free(name, FALSE); | |
547eacf1 PP |
483 | } |
484 | ||
5b29e799 | 485 | static |
55314f2a JG |
486 | int create_one_port_for_trace(struct ctf_fs_component *ctf_fs, |
487 | struct ctf_fs_trace *ctf_fs_trace, | |
d23b766e SM |
488 | struct ctf_fs_ds_file_group *ds_file_group, |
489 | bt_self_component_source *self_comp_src) | |
5b29e799 | 490 | { |
4f1f88a6 | 491 | int ret = 0; |
4f1f88a6 | 492 | struct ctf_fs_port_data *port_data = NULL; |
a38d7650 | 493 | gchar *port_name; |
98903a3e | 494 | bt_logging_level log_level = ctf_fs->log_level; |
d23b766e SM |
495 | bt_self_component *self_comp = |
496 | bt_self_component_source_as_self_component(self_comp_src); | |
4f1f88a6 | 497 | |
a38d7650 | 498 | port_name = ctf_fs_make_port_name(ds_file_group); |
4f1f88a6 PP |
499 | if (!port_name) { |
500 | goto error; | |
501 | } | |
502 | ||
4c65a157 | 503 | BT_COMP_LOGI("Creating one port named `%s`", port_name); |
4f1f88a6 PP |
504 | |
505 | /* Create output port for this file */ | |
4f1f88a6 PP |
506 | port_data = g_new0(struct ctf_fs_port_data, 1); |
507 | if (!port_data) { | |
508 | goto error; | |
509 | } | |
510 | ||
5c563278 | 511 | port_data->ctf_fs = ctf_fs; |
94cf822e | 512 | port_data->ds_file_group = ds_file_group; |
d94d92ac | 513 | ret = bt_self_component_source_add_output_port( |
d23b766e | 514 | self_comp_src, port_name, port_data, NULL); |
147337a3 | 515 | if (ret) { |
4f1f88a6 PP |
516 | goto error; |
517 | } | |
518 | ||
519 | g_ptr_array_add(ctf_fs->port_data, port_data); | |
520 | port_data = NULL; | |
521 | goto end; | |
522 | ||
523 | error: | |
524 | ret = -1; | |
525 | ||
526 | end: | |
19bbdc9b | 527 | g_free(port_name); |
4f1f88a6 | 528 | |
4f1f88a6 PP |
529 | port_data_destroy(port_data); |
530 | return ret; | |
5b29e799 JG |
531 | } |
532 | ||
533 | static | |
55314f2a | 534 | int create_ports_for_trace(struct ctf_fs_component *ctf_fs, |
d23b766e SM |
535 | struct ctf_fs_trace *ctf_fs_trace, |
536 | bt_self_component_source *self_comp_src) | |
94cf822e PP |
537 | { |
538 | int ret = 0; | |
94cf822e | 539 | size_t i; |
98903a3e | 540 | bt_logging_level log_level = ctf_fs_trace->log_level; |
d23b766e SM |
541 | bt_self_component *self_comp = |
542 | bt_self_component_source_as_self_component(self_comp_src); | |
94cf822e PP |
543 | |
544 | /* Create one output port for each stream file group */ | |
545 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
546 | struct ctf_fs_ds_file_group *ds_file_group = | |
547 | g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); | |
548 | ||
55314f2a | 549 | ret = create_one_port_for_trace(ctf_fs, ctf_fs_trace, |
d23b766e | 550 | ds_file_group, self_comp_src); |
94cf822e | 551 | if (ret) { |
d23b766e | 552 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create output port."); |
94cf822e PP |
553 | goto end; |
554 | } | |
555 | } | |
556 | ||
557 | end: | |
558 | return ret; | |
559 | } | |
560 | ||
94cf822e PP |
561 | static |
562 | void ctf_fs_ds_file_info_destroy(struct ctf_fs_ds_file_info *ds_file_info) | |
563 | { | |
564 | if (!ds_file_info) { | |
565 | return; | |
566 | } | |
567 | ||
568 | if (ds_file_info->path) { | |
569 | g_string_free(ds_file_info->path, TRUE); | |
570 | } | |
571 | ||
572 | g_free(ds_file_info); | |
573 | } | |
574 | ||
575 | static | |
576 | struct ctf_fs_ds_file_info *ctf_fs_ds_file_info_create(const char *path, | |
7ed5243a | 577 | int64_t begin_ns) |
94cf822e PP |
578 | { |
579 | struct ctf_fs_ds_file_info *ds_file_info; | |
580 | ||
581 | ds_file_info = g_new0(struct ctf_fs_ds_file_info, 1); | |
582 | if (!ds_file_info) { | |
583 | goto end; | |
584 | } | |
585 | ||
586 | ds_file_info->path = g_string_new(path); | |
587 | if (!ds_file_info->path) { | |
588 | ctf_fs_ds_file_info_destroy(ds_file_info); | |
589 | ds_file_info = NULL; | |
590 | goto end; | |
591 | } | |
592 | ||
593 | ds_file_info->begin_ns = begin_ns; | |
594 | ||
595 | end: | |
596 | return ds_file_info; | |
597 | } | |
598 | ||
599 | static | |
600 | void ctf_fs_ds_file_group_destroy(struct ctf_fs_ds_file_group *ds_file_group) | |
601 | { | |
602 | if (!ds_file_group) { | |
603 | return; | |
604 | } | |
605 | ||
606 | if (ds_file_group->ds_file_infos) { | |
607 | g_ptr_array_free(ds_file_group->ds_file_infos, TRUE); | |
608 | } | |
609 | ||
7ed5243a FD |
610 | if (ds_file_group->index) { |
611 | if (ds_file_group->index->entries) { | |
612 | g_ptr_array_free(ds_file_group->index->entries, TRUE); | |
613 | } | |
614 | g_free(ds_file_group->index); | |
615 | } | |
616 | ||
c5b9b441 | 617 | bt_stream_put_ref(ds_file_group->stream); |
94cf822e PP |
618 | g_free(ds_file_group); |
619 | } | |
620 | ||
621 | static | |
622 | struct ctf_fs_ds_file_group *ctf_fs_ds_file_group_create( | |
623 | struct ctf_fs_trace *ctf_fs_trace, | |
60363f2f | 624 | struct ctf_stream_class *sc, |
7ed5243a FD |
625 | uint64_t stream_instance_id, |
626 | struct ctf_fs_ds_index *index) | |
94cf822e PP |
627 | { |
628 | struct ctf_fs_ds_file_group *ds_file_group; | |
629 | ||
94cf822e PP |
630 | ds_file_group = g_new0(struct ctf_fs_ds_file_group, 1); |
631 | if (!ds_file_group) { | |
632 | goto error; | |
633 | } | |
634 | ||
635 | ds_file_group->ds_file_infos = g_ptr_array_new_with_free_func( | |
636 | (GDestroyNotify) ctf_fs_ds_file_info_destroy); | |
637 | if (!ds_file_group->ds_file_infos) { | |
638 | goto error; | |
639 | } | |
640 | ||
7ed5243a FD |
641 | ds_file_group->index = index; |
642 | ||
547eacf1 | 643 | ds_file_group->stream_id = stream_instance_id; |
60363f2f PP |
644 | BT_ASSERT(sc); |
645 | ds_file_group->sc = sc; | |
94cf822e | 646 | ds_file_group->ctf_fs_trace = ctf_fs_trace; |
94cf822e PP |
647 | goto end; |
648 | ||
649 | error: | |
650 | ctf_fs_ds_file_group_destroy(ds_file_group); | |
7ed5243a | 651 | ctf_fs_ds_index_destroy(index); |
94cf822e PP |
652 | ds_file_group = NULL; |
653 | ||
654 | end: | |
655 | return ds_file_group; | |
656 | } | |
657 | ||
8bf7105e MJ |
658 | /* Replace by g_ptr_array_insert when we depend on glib >= 2.40. */ |
659 | static | |
660 | void array_insert(GPtrArray *array, gpointer element, size_t pos) | |
661 | { | |
662 | size_t original_array_len = array->len; | |
663 | ||
664 | /* Allocate an unused element at the end of the array. */ | |
665 | g_ptr_array_add(array, NULL); | |
666 | ||
667 | /* If we are not inserting at the end, move the elements by one. */ | |
668 | if (pos < original_array_len) { | |
669 | memmove(&(array->pdata[pos + 1]), | |
670 | &(array->pdata[pos]), | |
671 | (original_array_len - pos) * sizeof(gpointer)); | |
672 | } | |
673 | ||
f897d50c | 674 | /* Insert the value. */ |
8bf7105e MJ |
675 | array->pdata[pos] = element; |
676 | } | |
677 | ||
41a65f30 SM |
678 | /* |
679 | * Insert ds_file_info in ds_file_group's list of ds_file_infos at the right | |
680 | * place to keep it sorted. | |
681 | */ | |
682 | ||
683 | static | |
684 | void ds_file_group_insert_ds_file_info_sorted( | |
685 | struct ctf_fs_ds_file_group *ds_file_group, | |
686 | struct ctf_fs_ds_file_info *ds_file_info) | |
687 | { | |
688 | guint i; | |
689 | ||
690 | /* Find the spot where to insert this ds_file_info. */ | |
691 | for (i = 0; i < ds_file_group->ds_file_infos->len; i++) { | |
692 | struct ctf_fs_ds_file_info *other_ds_file_info = | |
693 | g_ptr_array_index(ds_file_group->ds_file_infos, i); | |
694 | ||
695 | if (ds_file_info->begin_ns < other_ds_file_info->begin_ns) { | |
696 | break; | |
697 | } | |
698 | } | |
699 | ||
700 | array_insert(ds_file_group->ds_file_infos, ds_file_info, i); | |
701 | } | |
702 | ||
1505f33a SM |
703 | static |
704 | bool ds_index_entries_equal( | |
705 | const struct ctf_fs_ds_index_entry *left, | |
706 | const struct ctf_fs_ds_index_entry *right) | |
707 | { | |
708 | if (left->packet_size != right->packet_size) { | |
709 | return false; | |
710 | } | |
711 | ||
712 | if (left->timestamp_begin != right->timestamp_begin) { | |
713 | return false; | |
714 | } | |
715 | ||
716 | if (left->timestamp_end != right->timestamp_end) { | |
717 | return false; | |
718 | } | |
719 | ||
720 | if (left->packet_seq_num != right->packet_seq_num) { | |
721 | return false; | |
722 | } | |
723 | ||
724 | return true; | |
725 | } | |
726 | ||
727 | /* | |
728 | * Insert `entry` into `index`, without duplication. | |
729 | * | |
730 | * The entry is inserted only if there isn't an identical entry already. | |
731 | * | |
732 | * In any case, the ownership of `entry` is transferred to this function. So if | |
733 | * the entry is not inserted, it is freed. | |
734 | */ | |
735 | ||
7ed5243a | 736 | static |
ce75de14 SM |
737 | void ds_index_insert_ds_index_entry_sorted( |
738 | struct ctf_fs_ds_index *index, | |
7ed5243a FD |
739 | struct ctf_fs_ds_index_entry *entry) |
740 | { | |
741 | guint i; | |
1505f33a | 742 | struct ctf_fs_ds_index_entry *other_entry; |
7ed5243a FD |
743 | |
744 | /* Find the spot where to insert this index entry. */ | |
ce75de14 | 745 | for (i = 0; i < index->entries->len; i++) { |
1505f33a | 746 | other_entry = g_ptr_array_index(index->entries, i); |
7ed5243a | 747 | |
1505f33a | 748 | if (entry->timestamp_begin_ns <= other_entry->timestamp_begin_ns) { |
7ed5243a FD |
749 | break; |
750 | } | |
751 | } | |
752 | ||
1505f33a SM |
753 | /* |
754 | * Insert the entry only if a duplicate doesn't already exist. | |
755 | * | |
756 | * There can be duplicate packets if reading multiple overlapping | |
757 | * snapshots of the same trace. We then want the index to contain | |
758 | * a reference to only one copy of that packet. | |
759 | */ | |
760 | if (i == index->entries->len || | |
761 | !ds_index_entries_equal(entry, other_entry)) { | |
762 | array_insert(index->entries, entry, i); | |
763 | } else { | |
764 | g_free(entry); | |
765 | } | |
ce75de14 SM |
766 | } |
767 | ||
768 | static | |
769 | void merge_ctf_fs_ds_indexes(struct ctf_fs_ds_index *dest, struct ctf_fs_ds_index *src) | |
770 | { | |
771 | guint i; | |
772 | ||
773 | for (i = 0; i < src->entries->len; i++) { | |
774 | struct ctf_fs_ds_index_entry *entry = | |
775 | g_ptr_array_index(src->entries, i); | |
776 | ||
777 | /* | |
778 | * Ownership of the ctf_fs_ds_index_entry is transferred to | |
1505f33a | 779 | * ds_index_insert_ds_index_entry_sorted. |
ce75de14 SM |
780 | */ |
781 | g_ptr_array_index(src->entries, i) = NULL; | |
ce75de14 SM |
782 | ds_index_insert_ds_index_entry_sorted(dest, entry); |
783 | } | |
7ed5243a FD |
784 | } |
785 | ||
94cf822e PP |
786 | static |
787 | int add_ds_file_to_ds_file_group(struct ctf_fs_trace *ctf_fs_trace, | |
e5be10ef | 788 | const char *path) |
94cf822e | 789 | { |
44c440bc PP |
790 | int64_t stream_instance_id = -1; |
791 | int64_t begin_ns = -1; | |
94cf822e PP |
792 | struct ctf_fs_ds_file_group *ds_file_group = NULL; |
793 | bool add_group = false; | |
794 | int ret; | |
795 | size_t i; | |
6de92955 | 796 | struct ctf_fs_ds_file *ds_file = NULL; |
bf012bde | 797 | struct ctf_fs_ds_file_info *ds_file_info = NULL; |
97ade20b | 798 | struct ctf_fs_ds_index *index = NULL; |
18a1979b | 799 | struct ctf_msg_iter *msg_iter = NULL; |
44c440bc | 800 | struct ctf_stream_class *sc = NULL; |
18a1979b | 801 | struct ctf_msg_iter_packet_properties props; |
98903a3e | 802 | bt_logging_level log_level = ctf_fs_trace->log_level; |
4c65a157 | 803 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
b7d2695a | 804 | bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class; |
94cf822e | 805 | |
18a1979b | 806 | msg_iter = ctf_msg_iter_create(ctf_fs_trace->metadata->tc, |
98903a3e | 807 | bt_common_get_page_size(log_level) * 8, |
851de941 | 808 | ctf_fs_ds_file_medops, NULL, log_level, self_comp, NULL); |
d6e69534 | 809 | if (!msg_iter) { |
4c65a157 | 810 | BT_COMP_LOGE_STR("Cannot create a CTF message iterator."); |
6de92955 PP |
811 | goto error; |
812 | } | |
813 | ||
d6e69534 | 814 | ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, msg_iter, |
98903a3e | 815 | NULL, path, log_level); |
97ade20b JG |
816 | if (!ds_file) { |
817 | goto error; | |
818 | } | |
819 | ||
18a1979b | 820 | ret = ctf_msg_iter_get_packet_properties(ds_file->msg_iter, &props); |
94cf822e | 821 | if (ret) { |
b7d2695a | 822 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
d23b766e | 823 | "Cannot get stream file's first packet's header and context fields (`%s`).", |
94cf822e PP |
824 | path); |
825 | goto error; | |
826 | } | |
827 | ||
44c440bc PP |
828 | sc = ctf_trace_class_borrow_stream_class_by_id(ds_file->metadata->tc, |
829 | props.stream_class_id); | |
830 | BT_ASSERT(sc); | |
44c440bc PP |
831 | stream_instance_id = props.data_stream_id; |
832 | ||
833 | if (props.snapshots.beginning_clock != UINT64_C(-1)) { | |
834 | BT_ASSERT(sc->default_clock_class); | |
0f2d58c9 PP |
835 | ret = bt_util_clock_cycles_to_ns_from_origin( |
836 | props.snapshots.beginning_clock, | |
837 | sc->default_clock_class->frequency, | |
838 | sc->default_clock_class->offset_seconds, | |
839 | sc->default_clock_class->offset_cycles, &begin_ns); | |
44c440bc | 840 | if (ret) { |
b7d2695a | 841 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
d23b766e | 842 | "Cannot convert clock cycles to nanoseconds from origin (`%s`).", |
44c440bc PP |
843 | path); |
844 | goto error; | |
845 | } | |
94cf822e PP |
846 | } |
847 | ||
bf012bde FD |
848 | ds_file_info = ctf_fs_ds_file_info_create(path, begin_ns); |
849 | if (!ds_file_info) { | |
850 | goto error; | |
851 | } | |
852 | ||
853 | index = ctf_fs_ds_file_build_index(ds_file, ds_file_info); | |
97ade20b | 854 | if (!index) { |
29a8227a SM |
855 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
856 | self_comp, self_comp_class, | |
857 | "Failed to index CTF stream file \'%s\'", | |
97ade20b | 858 | ds_file->file->path->str); |
29a8227a | 859 | goto error; |
97ade20b JG |
860 | } |
861 | ||
44c440bc | 862 | if (begin_ns == -1) { |
94cf822e PP |
863 | /* |
864 | * No beggining timestamp to sort the stream files | |
865 | * within a stream file group, so consider that this | |
866 | * file must be the only one within its group. | |
867 | */ | |
44c440bc | 868 | stream_instance_id = -1; |
94cf822e PP |
869 | } |
870 | ||
44c440bc | 871 | if (stream_instance_id == -1) { |
94cf822e PP |
872 | /* |
873 | * No stream instance ID or no beginning timestamp: | |
874 | * create a unique stream file group for this stream | |
875 | * file because, even if there's a stream instance ID, | |
876 | * there's no timestamp to order the file within its | |
877 | * group. | |
878 | */ | |
94cf822e | 879 | ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, |
7ed5243a FD |
880 | sc, UINT64_C(-1), index); |
881 | /* Ownership of index is transferred. */ | |
882 | index = NULL; | |
883 | ||
94cf822e PP |
884 | if (!ds_file_group) { |
885 | goto error; | |
886 | } | |
887 | ||
55b71f05 SM |
888 | ds_file_group_insert_ds_file_info_sorted(ds_file_group, |
889 | BT_MOVE_REF(ds_file_info)); | |
94cf822e PP |
890 | |
891 | add_group = true; | |
892 | goto end; | |
893 | } | |
894 | ||
44c440bc PP |
895 | BT_ASSERT(stream_instance_id != -1); |
896 | BT_ASSERT(begin_ns != -1); | |
94cf822e PP |
897 | |
898 | /* Find an existing stream file group with this ID */ | |
899 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
94cf822e PP |
900 | ds_file_group = g_ptr_array_index( |
901 | ctf_fs_trace->ds_file_groups, i); | |
94cf822e | 902 | |
60363f2f | 903 | if (ds_file_group->sc == sc && |
547eacf1 PP |
904 | ds_file_group->stream_id == |
905 | stream_instance_id) { | |
94cf822e PP |
906 | break; |
907 | } | |
908 | ||
909 | ds_file_group = NULL; | |
910 | } | |
911 | ||
912 | if (!ds_file_group) { | |
913 | ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, | |
7ed5243a FD |
914 | sc, stream_instance_id, index); |
915 | /* Ownership of index is transferred. */ | |
916 | index = NULL; | |
94cf822e PP |
917 | if (!ds_file_group) { |
918 | goto error; | |
919 | } | |
920 | ||
921 | add_group = true; | |
ce75de14 SM |
922 | } else { |
923 | merge_ctf_fs_ds_indexes(ds_file_group->index, index); | |
94cf822e PP |
924 | } |
925 | ||
55b71f05 SM |
926 | ds_file_group_insert_ds_file_info_sorted(ds_file_group, |
927 | BT_MOVE_REF(ds_file_info)); | |
94cf822e PP |
928 | |
929 | goto end; | |
930 | ||
931 | error: | |
932 | ctf_fs_ds_file_group_destroy(ds_file_group); | |
90e1eb09 | 933 | ds_file_group = NULL; |
94cf822e PP |
934 | ret = -1; |
935 | ||
936 | end: | |
937 | if (add_group && ds_file_group) { | |
938 | g_ptr_array_add(ctf_fs_trace->ds_file_groups, ds_file_group); | |
939 | } | |
547eacf1 | 940 | |
97ade20b | 941 | ctf_fs_ds_file_destroy(ds_file); |
55b71f05 | 942 | ctf_fs_ds_file_info_destroy(ds_file_info); |
6de92955 | 943 | |
d6e69534 | 944 | if (msg_iter) { |
18a1979b | 945 | ctf_msg_iter_destroy(msg_iter); |
6de92955 PP |
946 | } |
947 | ||
97ade20b | 948 | ctf_fs_ds_index_destroy(index); |
94cf822e PP |
949 | return ret; |
950 | } | |
951 | ||
952 | static | |
e5be10ef | 953 | int create_ds_file_groups(struct ctf_fs_trace *ctf_fs_trace) |
e7a4393b JG |
954 | { |
955 | int ret = 0; | |
4f1f88a6 | 956 | const char *basename; |
e7a4393b | 957 | GError *error = NULL; |
4f1f88a6 | 958 | GDir *dir = NULL; |
98903a3e | 959 | bt_logging_level log_level = ctf_fs_trace->log_level; |
4c65a157 | 960 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
b7d2695a | 961 | bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class; |
e7a4393b | 962 | |
94cf822e | 963 | /* Check each file in the path directory, except specific ones */ |
1a9f7075 | 964 | dir = g_dir_open(ctf_fs_trace->path->str, 0, &error); |
e7a4393b | 965 | if (!dir) { |
b7d2695a SM |
966 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
967 | "Cannot open directory `%s`: %s (code %d)", | |
1a9f7075 | 968 | ctf_fs_trace->path->str, error->message, |
4f1f88a6 | 969 | error->code); |
e7a4393b JG |
970 | goto error; |
971 | } | |
972 | ||
4f1f88a6 | 973 | while ((basename = g_dir_read_name(dir))) { |
94cf822e PP |
974 | struct ctf_fs_file *file; |
975 | ||
2242b43d | 976 | if (strcmp(basename, CTF_FS_METADATA_FILENAME) == 0) { |
e7a4393b | 977 | /* Ignore the metadata stream. */ |
4c65a157 | 978 | BT_COMP_LOGI("Ignoring metadata file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 979 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
980 | continue; |
981 | } | |
982 | ||
4f1f88a6 | 983 | if (basename[0] == '.') { |
4c65a157 | 984 | BT_COMP_LOGI("Ignoring hidden file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 985 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
986 | continue; |
987 | } | |
988 | ||
989 | /* Create the file. */ | |
4c65a157 | 990 | file = ctf_fs_file_create(log_level, self_comp); |
e7a4393b | 991 | if (!file) { |
b7d2695a | 992 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
d23b766e | 993 | "Cannot create stream file object for file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 994 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
995 | goto error; |
996 | } | |
997 | ||
998 | /* Create full path string. */ | |
3743a302 | 999 | g_string_append_printf(file->path, "%s" G_DIR_SEPARATOR_S "%s", |
1a9f7075 | 1000 | ctf_fs_trace->path->str, basename); |
e7a4393b | 1001 | if (!g_file_test(file->path->str, G_FILE_TEST_IS_REGULAR)) { |
4c65a157 | 1002 | BT_COMP_LOGI("Ignoring non-regular file `%s`", |
1a9f7075 | 1003 | file->path->str); |
e7a4393b | 1004 | ctf_fs_file_destroy(file); |
4f1f88a6 | 1005 | file = NULL; |
e7a4393b JG |
1006 | continue; |
1007 | } | |
1008 | ||
55314f2a | 1009 | ret = ctf_fs_file_open(file, "rb"); |
4f1f88a6 | 1010 | if (ret) { |
b7d2695a SM |
1011 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
1012 | "Cannot open stream file `%s`", | |
d23b766e | 1013 | file->path->str); |
e7a4393b JG |
1014 | goto error; |
1015 | } | |
1016 | ||
9fa0891a JG |
1017 | if (file->size == 0) { |
1018 | /* Skip empty stream. */ | |
4c65a157 | 1019 | BT_COMP_LOGI("Ignoring empty file `%s`", file->path->str); |
9fa0891a JG |
1020 | ctf_fs_file_destroy(file); |
1021 | continue; | |
1022 | } | |
1023 | ||
e5be10ef | 1024 | ret = add_ds_file_to_ds_file_group(ctf_fs_trace, |
94cf822e | 1025 | file->path->str); |
4f1f88a6 | 1026 | if (ret) { |
b7d2695a | 1027 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
d23b766e | 1028 | "Cannot add stream file `%s` to stream file group", |
1a9f7075 | 1029 | file->path->str); |
94cf822e | 1030 | ctf_fs_file_destroy(file); |
e7a4393b JG |
1031 | goto error; |
1032 | } | |
1033 | ||
4f1f88a6 | 1034 | ctf_fs_file_destroy(file); |
e7a4393b JG |
1035 | } |
1036 | ||
1037 | goto end; | |
4f1f88a6 | 1038 | |
e7a4393b JG |
1039 | error: |
1040 | ret = -1; | |
4f1f88a6 | 1041 | |
e7a4393b JG |
1042 | end: |
1043 | if (dir) { | |
1044 | g_dir_close(dir); | |
1045 | dir = NULL; | |
1046 | } | |
4f1f88a6 | 1047 | |
e7a4393b JG |
1048 | if (error) { |
1049 | g_error_free(error); | |
1050 | } | |
5b29e799 | 1051 | |
91457551 | 1052 | return ret; |
5b29e799 JG |
1053 | } |
1054 | ||
862ca4ed | 1055 | static |
98903a3e | 1056 | int set_trace_name(bt_trace *trace, const char *name_suffix, |
4c65a157 | 1057 | bt_logging_level log_level, bt_self_component *self_comp) |
862ca4ed PP |
1058 | { |
1059 | int ret = 0; | |
b19ff26f | 1060 | const bt_value *val; |
862ca4ed PP |
1061 | GString *name; |
1062 | ||
1063 | name = g_string_new(NULL); | |
1064 | if (!name) { | |
4c65a157 | 1065 | BT_COMP_LOGE_STR("Failed to allocate a GString."); |
862ca4ed PP |
1066 | ret = -1; |
1067 | goto end; | |
1068 | } | |
1069 | ||
1070 | /* | |
1071 | * Check if we have a trace environment string value named `hostname`. | |
1072 | * If so, use it as the trace name's prefix. | |
1073 | */ | |
335a2da5 PP |
1074 | val = bt_trace_borrow_environment_entry_value_by_name_const( |
1075 | trace, "hostname"); | |
862ca4ed PP |
1076 | if (val && bt_value_is_string(val)) { |
1077 | g_string_append(name, bt_value_string_get(val)); | |
1078 | ||
1079 | if (name_suffix) { | |
1080 | g_string_append_c(name, G_DIR_SEPARATOR); | |
1081 | } | |
1082 | } | |
1083 | ||
1084 | if (name_suffix) { | |
1085 | g_string_append(name, name_suffix); | |
1086 | } | |
1087 | ||
1088 | ret = bt_trace_set_name(trace, name->str); | |
1089 | if (ret) { | |
1090 | goto end; | |
1091 | } | |
1092 | ||
1093 | goto end; | |
1094 | ||
1095 | end: | |
1096 | if (name) { | |
1097 | g_string_free(name, TRUE); | |
1098 | } | |
1099 | ||
1100 | return ret; | |
1101 | } | |
1102 | ||
f280892e | 1103 | static |
b7d2695a SM |
1104 | struct ctf_fs_trace *ctf_fs_trace_create( |
1105 | bt_self_component *self_comp, | |
1106 | bt_self_component_class *self_comp_class, | |
41693723 | 1107 | const char *path, const char *name, |
98903a3e PP |
1108 | struct ctf_fs_metadata_config *metadata_config, |
1109 | bt_logging_level log_level) | |
1a9f7075 PP |
1110 | { |
1111 | struct ctf_fs_trace *ctf_fs_trace; | |
1112 | int ret; | |
1113 | ||
b7d2695a SM |
1114 | /* Only one of them must be set. */ |
1115 | BT_ASSERT(!self_comp != !self_comp_class); | |
1116 | ||
1a9f7075 PP |
1117 | ctf_fs_trace = g_new0(struct ctf_fs_trace, 1); |
1118 | if (!ctf_fs_trace) { | |
1119 | goto end; | |
1120 | } | |
1121 | ||
98903a3e | 1122 | ctf_fs_trace->log_level = log_level; |
4c65a157 | 1123 | ctf_fs_trace->self_comp = self_comp; |
b7d2695a | 1124 | ctf_fs_trace->self_comp_class = self_comp_class; |
1a9f7075 PP |
1125 | ctf_fs_trace->path = g_string_new(path); |
1126 | if (!ctf_fs_trace->path) { | |
1127 | goto error; | |
1128 | } | |
1129 | ||
1a9f7075 PP |
1130 | ctf_fs_trace->metadata = g_new0(struct ctf_fs_metadata, 1); |
1131 | if (!ctf_fs_trace->metadata) { | |
1132 | goto error; | |
1133 | } | |
1134 | ||
44c440bc | 1135 | ctf_fs_metadata_init(ctf_fs_trace->metadata); |
94cf822e PP |
1136 | ctf_fs_trace->ds_file_groups = g_ptr_array_new_with_free_func( |
1137 | (GDestroyNotify) ctf_fs_ds_file_group_destroy); | |
1138 | if (!ctf_fs_trace->ds_file_groups) { | |
1139 | goto error; | |
1140 | } | |
1141 | ||
4c65a157 PP |
1142 | ret = ctf_fs_metadata_set_trace_class(self_comp, ctf_fs_trace, |
1143 | metadata_config); | |
862ca4ed PP |
1144 | if (ret) { |
1145 | goto error; | |
1146 | } | |
1147 | ||
41693723 PP |
1148 | if (ctf_fs_trace->metadata->trace_class) { |
1149 | ctf_fs_trace->trace = | |
1150 | bt_trace_create(ctf_fs_trace->metadata->trace_class); | |
1151 | if (!ctf_fs_trace->trace) { | |
1152 | goto error; | |
1153 | } | |
862ca4ed PP |
1154 | } |
1155 | ||
41693723 | 1156 | if (ctf_fs_trace->trace) { |
335a2da5 PP |
1157 | ret = ctf_trace_class_configure_ir_trace( |
1158 | ctf_fs_trace->metadata->tc, ctf_fs_trace->trace); | |
1159 | if (ret) { | |
1160 | goto error; | |
1161 | } | |
1162 | ||
4c65a157 PP |
1163 | ret = set_trace_name(ctf_fs_trace->trace, name, log_level, |
1164 | self_comp); | |
41693723 PP |
1165 | if (ret) { |
1166 | goto error; | |
1167 | } | |
1a9f7075 PP |
1168 | } |
1169 | ||
e5be10ef | 1170 | ret = create_ds_file_groups(ctf_fs_trace); |
94cf822e PP |
1171 | if (ret) { |
1172 | goto error; | |
1173 | } | |
1174 | ||
1a9f7075 PP |
1175 | goto end; |
1176 | ||
1177 | error: | |
1178 | ctf_fs_trace_destroy(ctf_fs_trace); | |
1179 | ctf_fs_trace = NULL; | |
44c440bc | 1180 | |
1a9f7075 PP |
1181 | end: |
1182 | return ctf_fs_trace; | |
1183 | } | |
1184 | ||
1185 | static | |
1186 | int path_is_ctf_trace(const char *path) | |
1187 | { | |
1188 | GString *metadata_path = g_string_new(NULL); | |
1189 | int ret = 0; | |
1190 | ||
1191 | if (!metadata_path) { | |
1192 | ret = -1; | |
1193 | goto end; | |
1194 | } | |
1195 | ||
3743a302 | 1196 | g_string_printf(metadata_path, "%s" G_DIR_SEPARATOR_S "%s", path, CTF_FS_METADATA_FILENAME); |
1a9f7075 PP |
1197 | |
1198 | if (g_file_test(metadata_path->str, G_FILE_TEST_IS_REGULAR)) { | |
1199 | ret = 1; | |
1200 | goto end; | |
1201 | } | |
1202 | ||
1203 | end: | |
1204 | g_string_free(metadata_path, TRUE); | |
1205 | return ret; | |
1206 | } | |
1207 | ||
a0cd55ad | 1208 | /* Helper for ctf_fs_component_create_ctf_fs_trace, to handle a single path. */ |
f280892e | 1209 | |
1a9f7075 | 1210 | static |
a0cd55ad | 1211 | int ctf_fs_component_create_ctf_fs_trace_one_path( |
41693723 | 1212 | struct ctf_fs_component *ctf_fs, |
d23b766e | 1213 | const char *path_param, |
005d49d6 | 1214 | const char *trace_name, |
a0cd55ad | 1215 | GPtrArray *traces, |
d23b766e SM |
1216 | bt_self_component *self_comp, |
1217 | bt_self_component_class *self_comp_class) | |
1a9f7075 | 1218 | { |
48881202 SM |
1219 | struct ctf_fs_trace *ctf_fs_trace; |
1220 | int ret; | |
1221 | GString *norm_path; | |
98903a3e | 1222 | bt_logging_level log_level = ctf_fs->log_level; |
1a9f7075 | 1223 | |
4bd72b60 PP |
1224 | norm_path = bt_common_normalize_path(path_param, NULL); |
1225 | if (!norm_path) { | |
d23b766e | 1226 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
b7d2695a SM |
1227 | "Failed to normalize path: `%s`.", |
1228 | path_param); | |
4bd72b60 PP |
1229 | goto error; |
1230 | } | |
1231 | ||
48881202 SM |
1232 | ret = path_is_ctf_trace(norm_path->str); |
1233 | if (ret < 0) { | |
1234 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
b7d2695a SM |
1235 | "Failed to check if path is a CTF trace: path=%s", |
1236 | norm_path->str); | |
48881202 SM |
1237 | goto error; |
1238 | } else if (ret == 0) { | |
1239 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
b7d2695a SM |
1240 | "Path is not a CTF trace (does not contain a metadata file): `%s`.", |
1241 | norm_path->str); | |
1a9f7075 PP |
1242 | goto error; |
1243 | } | |
1244 | ||
48881202 SM |
1245 | // FIXME: Remove or ifdef for __MINGW32__ |
1246 | if (strcmp(norm_path->str, "/") == 0) { | |
d23b766e | 1247 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
48881202 SM |
1248 | "Opening a trace in `/` is not supported."); |
1249 | ret = -1; | |
1250 | goto end; | |
1a9f7075 PP |
1251 | } |
1252 | ||
b7d2695a | 1253 | ctf_fs_trace = ctf_fs_trace_create(self_comp, self_comp_class, norm_path->str, |
005d49d6 | 1254 | trace_name, &ctf_fs->metadata_config, log_level); |
48881202 | 1255 | if (!ctf_fs_trace) { |
b7d2695a SM |
1256 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
1257 | "Cannot create trace for `%s`.", | |
48881202 | 1258 | norm_path->str); |
1a9f7075 PP |
1259 | goto error; |
1260 | } | |
1261 | ||
a0cd55ad | 1262 | g_ptr_array_add(traces, ctf_fs_trace); |
48881202 | 1263 | ctf_fs_trace = NULL; |
1a9f7075 | 1264 | |
48881202 | 1265 | ret = 0; |
1a9f7075 PP |
1266 | goto end; |
1267 | ||
1268 | error: | |
1269 | ret = -1; | |
1a9f7075 PP |
1270 | |
1271 | end: | |
4bd72b60 PP |
1272 | if (norm_path) { |
1273 | g_string_free(norm_path, TRUE); | |
1274 | } | |
1275 | ||
1a9f7075 PP |
1276 | return ret; |
1277 | } | |
1278 | ||
41a65f30 SM |
1279 | /* |
1280 | * Count the number of stream and event classes defined by this trace's metadata. | |
1281 | * | |
1282 | * This is used to determine which metadata is the "latest", out of multiple | |
1283 | * traces sharing the same UUID. It is assumed that amongst all these metadatas, | |
1284 | * a bigger metadata is a superset of a smaller metadata. Therefore, it is | |
1285 | * enough to just count the classes. | |
1286 | */ | |
1287 | ||
1288 | static | |
1289 | unsigned int metadata_count_stream_and_event_classes(struct ctf_fs_trace *trace) | |
1290 | { | |
1291 | unsigned int num = trace->metadata->tc->stream_classes->len; | |
1292 | guint i; | |
1293 | ||
1294 | for (i = 0; i < trace->metadata->tc->stream_classes->len; i++) { | |
1295 | struct ctf_stream_class *sc = trace->metadata->tc->stream_classes->pdata[i]; | |
1296 | num += sc->event_classes->len; | |
1297 | } | |
1298 | ||
1299 | return num; | |
1300 | } | |
1301 | ||
1302 | /* | |
1303 | * Merge the src ds_file_group into dest. This consists of merging their | |
1304 | * ds_file_infos, making sure to keep the result sorted. | |
1305 | */ | |
1306 | ||
1307 | static | |
1308 | void merge_ctf_fs_ds_file_groups(struct ctf_fs_ds_file_group *dest, struct ctf_fs_ds_file_group *src) | |
1309 | { | |
1310 | guint i; | |
1311 | ||
1312 | for (i = 0; i < src->ds_file_infos->len; i++) { | |
1313 | struct ctf_fs_ds_file_info *ds_file_info = | |
1314 | g_ptr_array_index(src->ds_file_infos, i); | |
1315 | ||
1316 | /* Ownership of the ds_file_info is transferred to dest. */ | |
1317 | g_ptr_array_index(src->ds_file_infos, i) = NULL; | |
1318 | ||
1319 | ds_file_group_insert_ds_file_info_sorted(dest, ds_file_info); | |
1320 | } | |
41a65f30 | 1321 | |
7ed5243a | 1322 | /* Merge both indexes. */ |
ce75de14 | 1323 | merge_ctf_fs_ds_indexes(dest->index, src->index); |
7ed5243a | 1324 | } |
41a65f30 SM |
1325 | /* Merge src_trace's data stream file groups into dest_trace's. */ |
1326 | ||
1327 | static | |
54ef52bd | 1328 | int merge_matching_ctf_fs_ds_file_groups( |
41a65f30 SM |
1329 | struct ctf_fs_trace *dest_trace, |
1330 | struct ctf_fs_trace *src_trace) | |
1331 | { | |
1332 | ||
1333 | GPtrArray *dest = dest_trace->ds_file_groups; | |
1334 | GPtrArray *src = src_trace->ds_file_groups; | |
1335 | guint s_i; | |
54ef52bd | 1336 | int ret = 0; |
41a65f30 SM |
1337 | |
1338 | /* | |
1339 | * Save the initial length of dest: we only want to check against the | |
1340 | * original elements in the inner loop. | |
1341 | */ | |
1342 | const guint dest_len = dest->len; | |
1343 | ||
1344 | for (s_i = 0; s_i < src->len; s_i++) { | |
1345 | struct ctf_fs_ds_file_group *src_group = g_ptr_array_index(src, s_i); | |
1346 | struct ctf_fs_ds_file_group *dest_group = NULL; | |
1347 | ||
1348 | /* A stream instance without ID can't match a stream in the other trace. */ | |
1349 | if (src_group->stream_id != -1) { | |
1350 | guint d_i; | |
1351 | ||
1352 | /* Let's search for a matching ds_file_group in the destination. */ | |
1353 | for (d_i = 0; d_i < dest_len; d_i++) { | |
1354 | struct ctf_fs_ds_file_group *candidate_dest = g_ptr_array_index(dest, d_i); | |
1355 | ||
1356 | /* Can't match a stream instance without ID. */ | |
1357 | if (candidate_dest->stream_id == -1) { | |
1358 | continue; | |
1359 | } | |
1360 | ||
1361 | /* | |
1362 | * If the two groups have the same stream instance id | |
1363 | * and belong to the same stream class (stream instance | |
1364 | * ids are per-stream class), they represent the same | |
1365 | * stream instance. | |
1366 | */ | |
1367 | if (candidate_dest->stream_id != src_group->stream_id || | |
1368 | candidate_dest->sc->id != src_group->sc->id) { | |
1369 | continue; | |
1370 | } | |
1371 | ||
1372 | dest_group = candidate_dest; | |
1373 | break; | |
1374 | } | |
1375 | } | |
1376 | ||
1377 | /* | |
1378 | * Didn't find a friend in dest to merge our src_group into? | |
7ed5243a FD |
1379 | * Create a new empty one. This can happen if a stream was |
1380 | * active in the source trace chunk but not in the destination | |
1381 | * trace chunk. | |
41a65f30 SM |
1382 | */ |
1383 | if (!dest_group) { | |
1384 | struct ctf_stream_class *sc; | |
7ed5243a | 1385 | struct ctf_fs_ds_index *index; |
41a65f30 SM |
1386 | |
1387 | sc = ctf_trace_class_borrow_stream_class_by_id( | |
1388 | dest_trace->metadata->tc, src_group->sc->id); | |
1389 | BT_ASSERT(sc); | |
1390 | ||
4c65a157 PP |
1391 | index = ctf_fs_ds_index_create(dest_trace->log_level, |
1392 | dest_trace->self_comp); | |
7ed5243a FD |
1393 | if (!index) { |
1394 | ret = -1; | |
1395 | goto end; | |
1396 | } | |
1397 | ||
41a65f30 | 1398 | dest_group = ctf_fs_ds_file_group_create(dest_trace, sc, |
7ed5243a FD |
1399 | src_group->stream_id, index); |
1400 | /* Ownership of index is transferred. */ | |
1401 | index = NULL; | |
54ef52bd FD |
1402 | if (!dest_group) { |
1403 | ret = -1; | |
1404 | goto end; | |
1405 | } | |
41a65f30 SM |
1406 | |
1407 | g_ptr_array_add(dest_trace->ds_file_groups, dest_group); | |
1408 | } | |
1409 | ||
1410 | BT_ASSERT(dest_group); | |
1411 | merge_ctf_fs_ds_file_groups(dest_group, src_group); | |
1412 | } | |
54ef52bd FD |
1413 | |
1414 | end: | |
1415 | return ret; | |
41a65f30 SM |
1416 | } |
1417 | ||
1418 | /* | |
1419 | * Collapse the given traces, which must all share the same UUID, in a single | |
1420 | * one. | |
1421 | * | |
1422 | * The trace with the most expansive metadata is chosen and all other traces | |
1423 | * are merged into that one. The array slots of all the traces that get merged | |
1424 | * in the chosen one are set to NULL, so only the slot of the chosen trace | |
1425 | * remains non-NULL. | |
1426 | */ | |
1427 | ||
1428 | static | |
a0cd55ad SM |
1429 | int merge_ctf_fs_traces(struct ctf_fs_trace **traces, unsigned int num_traces, |
1430 | struct ctf_fs_trace **out_trace) | |
41a65f30 SM |
1431 | { |
1432 | unsigned int winner_count; | |
1433 | struct ctf_fs_trace *winner; | |
a0cd55ad | 1434 | guint i, winner_i; |
54ef52bd | 1435 | int ret = 0; |
41a65f30 SM |
1436 | |
1437 | BT_ASSERT(num_traces >= 2); | |
1438 | ||
1439 | winner_count = metadata_count_stream_and_event_classes(traces[0]); | |
1440 | winner = traces[0]; | |
a0cd55ad | 1441 | winner_i = 0; |
41a65f30 SM |
1442 | |
1443 | /* Find the trace with the largest metadata. */ | |
1444 | for (i = 1; i < num_traces; i++) { | |
1445 | struct ctf_fs_trace *candidate; | |
1446 | unsigned int candidate_count; | |
1447 | ||
1448 | candidate = traces[i]; | |
1449 | ||
1450 | /* A bit of sanity check. */ | |
1451 | BT_ASSERT(bt_uuid_compare(winner->metadata->tc->uuid, candidate->metadata->tc->uuid) == 0); | |
1452 | ||
1453 | candidate_count = metadata_count_stream_and_event_classes(candidate); | |
1454 | ||
1455 | if (candidate_count > winner_count) { | |
1456 | winner_count = candidate_count; | |
1457 | winner = candidate; | |
a0cd55ad | 1458 | winner_i = i; |
41a65f30 SM |
1459 | } |
1460 | } | |
1461 | ||
1462 | /* Merge all the other traces in the winning trace. */ | |
1463 | for (i = 0; i < num_traces; i++) { | |
1464 | struct ctf_fs_trace *trace = traces[i]; | |
1465 | ||
1466 | /* Don't merge the winner into itself. */ | |
1467 | if (trace == winner) { | |
1468 | continue; | |
1469 | } | |
1470 | ||
1471 | /* Merge trace's data stream file groups into winner's. */ | |
54ef52bd FD |
1472 | ret = merge_matching_ctf_fs_ds_file_groups(winner, trace); |
1473 | if (ret) { | |
1474 | goto end; | |
1475 | } | |
41a65f30 SM |
1476 | } |
1477 | ||
a0cd55ad SM |
1478 | /* |
1479 | * Move the winner out of the array, into `*out_trace`. | |
1480 | */ | |
1481 | *out_trace = winner; | |
1482 | traces[winner_i] = NULL; | |
54ef52bd FD |
1483 | |
1484 | end: | |
1485 | return ret; | |
41a65f30 SM |
1486 | } |
1487 | ||
1719bf64 FD |
1488 | enum target_event { |
1489 | FIRST_EVENT, | |
1490 | LAST_EVENT, | |
1491 | }; | |
1492 | ||
1493 | static | |
1494 | int decode_clock_snapshot_after_event(struct ctf_fs_trace *ctf_fs_trace, | |
1495 | struct ctf_clock_class *default_cc, | |
1496 | struct ctf_fs_ds_index_entry *index_entry, | |
1497 | enum target_event target_event, uint64_t *cs, int64_t *ts_ns) | |
1498 | { | |
18a1979b | 1499 | enum ctf_msg_iter_status iter_status = CTF_MSG_ITER_STATUS_OK; |
1719bf64 | 1500 | struct ctf_fs_ds_file *ds_file = NULL; |
18a1979b | 1501 | struct ctf_msg_iter *msg_iter = NULL; |
1719bf64 FD |
1502 | bt_logging_level log_level = ctf_fs_trace->log_level; |
1503 | bt_self_component *self_comp = ctf_fs_trace->self_comp; | |
1504 | int ret = 0; | |
1505 | ||
1506 | BT_ASSERT(ctf_fs_trace); | |
1507 | BT_ASSERT(ctf_fs_trace->metadata); | |
1508 | BT_ASSERT(ctf_fs_trace->metadata->tc); | |
1509 | ||
18a1979b | 1510 | msg_iter = ctf_msg_iter_create(ctf_fs_trace->metadata->tc, |
1719bf64 | 1511 | bt_common_get_page_size(log_level) * 8, ctf_fs_ds_file_medops, |
851de941 | 1512 | NULL, log_level, self_comp, NULL); |
1719bf64 | 1513 | if (!msg_iter) { |
18a1979b | 1514 | /* ctf_msg_iter_create() logs errors. */ |
1719bf64 FD |
1515 | ret = -1; |
1516 | goto end; | |
1517 | } | |
1518 | ||
1519 | BT_ASSERT(index_entry); | |
1520 | BT_ASSERT(index_entry->path); | |
1521 | ||
1522 | ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, msg_iter, | |
1523 | NULL, index_entry->path, log_level); | |
1524 | if (!ds_file) { | |
d23b766e | 1525 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to create a ctf_fs_ds_file"); |
1719bf64 FD |
1526 | ret = -1; |
1527 | goto end; | |
1528 | } | |
1529 | ||
1530 | /* | |
1531 | * Turn on dry run mode to prevent the creation and usage of Babeltrace | |
1532 | * library objects (bt_field, bt_message_*, etc.). | |
1533 | */ | |
18a1979b | 1534 | ctf_msg_iter_set_dry_run(msg_iter, true); |
1719bf64 FD |
1535 | |
1536 | /* Seek to the beginning of the target packet. */ | |
18a1979b | 1537 | iter_status = ctf_msg_iter_seek(ds_file->msg_iter, index_entry->offset); |
1719bf64 | 1538 | if (iter_status) { |
18a1979b | 1539 | /* ctf_msg_iter_seek() logs errors. */ |
1719bf64 FD |
1540 | ret = -1; |
1541 | goto end; | |
1542 | } | |
1543 | ||
1544 | switch (target_event) { | |
1545 | case FIRST_EVENT: | |
1546 | /* | |
1547 | * Start to decode the packet until we reach the end of | |
1548 | * the first event. To extract the first event's clock | |
1549 | * snapshot. | |
1550 | */ | |
18a1979b | 1551 | iter_status = ctf_msg_iter_curr_packet_first_event_clock_snapshot( |
1719bf64 FD |
1552 | ds_file->msg_iter, cs); |
1553 | break; | |
1554 | case LAST_EVENT: | |
1555 | /* Decode the packet to extract the last event's clock snapshot. */ | |
18a1979b | 1556 | iter_status = ctf_msg_iter_curr_packet_last_event_clock_snapshot( |
1719bf64 FD |
1557 | ds_file->msg_iter, cs); |
1558 | break; | |
1559 | default: | |
498e7994 | 1560 | bt_common_abort(); |
1719bf64 FD |
1561 | } |
1562 | if (iter_status) { | |
1563 | ret = -1; | |
1564 | goto end; | |
1565 | } | |
1566 | ||
1567 | /* Convert clock snapshot to timestamp. */ | |
1568 | ret = bt_util_clock_cycles_to_ns_from_origin(*cs, | |
1569 | default_cc->frequency, default_cc->offset_seconds, | |
1570 | default_cc->offset_cycles, ts_ns); | |
1571 | if (ret) { | |
d23b766e SM |
1572 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, |
1573 | "Failed to convert clock snapshot to timestamp"); | |
1719bf64 FD |
1574 | goto end; |
1575 | } | |
1576 | ||
1577 | end: | |
1578 | if (ds_file) { | |
1579 | ctf_fs_ds_file_destroy(ds_file); | |
1580 | } | |
1581 | if (msg_iter) { | |
18a1979b | 1582 | ctf_msg_iter_destroy(msg_iter); |
1719bf64 FD |
1583 | } |
1584 | ||
1585 | return ret; | |
1586 | } | |
1587 | ||
c43092a5 FD |
1588 | static |
1589 | int decode_packet_first_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, | |
1590 | struct ctf_clock_class *default_cc, | |
1591 | struct ctf_fs_ds_index_entry *index_entry, uint64_t *cs, int64_t *ts_ns) | |
1592 | { | |
1593 | return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, | |
1594 | index_entry, FIRST_EVENT, cs, ts_ns); | |
1595 | } | |
1596 | ||
1719bf64 FD |
1597 | static |
1598 | int decode_packet_last_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, | |
1599 | struct ctf_clock_class *default_cc, | |
1600 | struct ctf_fs_ds_index_entry *index_entry, uint64_t *cs, int64_t *ts_ns) | |
1601 | { | |
1602 | return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, | |
1603 | index_entry, LAST_EVENT, cs, ts_ns); | |
1604 | } | |
1605 | ||
1606 | /* | |
1607 | * Fix up packet index entries for lttng's "event-after-packet" bug. | |
1608 | * Some buggy lttng tracer versions may emit events with a timestamp that is | |
1609 | * larger (after) than the timestamp_end of the their packets. | |
1610 | * | |
1611 | * To fix up this erroneous data we do the following: | |
1612 | * 1. If it's not the stream file's last packet: set the packet index entry's | |
1613 | * end time to the next packet's beginning time. | |
1614 | * 2. If it's the stream file's last packet, set the packet index entry's end | |
1615 | * time to the packet's last event's time, if any, or to the packet's | |
1616 | * beginning time otherwise. | |
1617 | * | |
1618 | * Known buggy tracer versions: | |
1619 | * - before lttng-ust 2.11.0 | |
1620 | * - before lttng-module 2.11.0 | |
1621 | * - before lttng-module 2.10.10 | |
1622 | * - before lttng-module 2.9.13 | |
1623 | */ | |
1624 | static | |
1625 | int fix_index_lttng_event_after_packet_bug(struct ctf_fs_trace *trace) | |
1626 | { | |
1627 | int ret = 0; | |
1628 | guint ds_file_group_i; | |
1629 | GPtrArray *ds_file_groups = trace->ds_file_groups; | |
1630 | bt_logging_level log_level = trace->log_level; | |
1631 | ||
1632 | for (ds_file_group_i = 0; ds_file_group_i < ds_file_groups->len; | |
1633 | ds_file_group_i++) { | |
1634 | guint entry_i; | |
1635 | struct ctf_clock_class *default_cc; | |
1636 | struct ctf_fs_ds_index_entry *last_entry; | |
1637 | struct ctf_fs_ds_index *index; | |
1638 | ||
1639 | struct ctf_fs_ds_file_group *ds_file_group = | |
1640 | g_ptr_array_index(ds_file_groups, ds_file_group_i); | |
1641 | ||
1642 | BT_ASSERT(ds_file_group); | |
1643 | index = ds_file_group->index; | |
1644 | ||
1645 | BT_ASSERT(index); | |
1646 | BT_ASSERT(index->entries); | |
1647 | BT_ASSERT(index->entries->len > 0); | |
1648 | ||
1649 | /* | |
1650 | * Iterate over all entries but the last one. The last one is | |
1651 | * fixed differently after. | |
1652 | */ | |
1653 | for (entry_i = 0; entry_i < index->entries->len - 1; | |
1654 | entry_i++) { | |
1655 | struct ctf_fs_ds_index_entry *curr_entry, *next_entry; | |
1656 | ||
1657 | curr_entry = g_ptr_array_index(index->entries, entry_i); | |
1658 | next_entry = g_ptr_array_index(index->entries, entry_i + 1); | |
1659 | ||
1660 | /* | |
1661 | * 1. Set the current index entry `end` timestamp to | |
1662 | * the next index entry `begin` timestamp. | |
1663 | */ | |
1664 | curr_entry->timestamp_end = next_entry->timestamp_begin; | |
1665 | curr_entry->timestamp_end_ns = next_entry->timestamp_begin_ns; | |
1666 | } | |
1667 | ||
1668 | /* | |
1669 | * 2. Fix the last entry by decoding the last event of the last | |
1670 | * packet. | |
1671 | */ | |
1672 | last_entry = g_ptr_array_index(index->entries, | |
1673 | index->entries->len - 1); | |
1674 | BT_ASSERT(last_entry); | |
1675 | ||
1676 | BT_ASSERT(ds_file_group->sc->default_clock_class); | |
1677 | default_cc = ds_file_group->sc->default_clock_class; | |
1678 | ||
1679 | /* | |
1680 | * Decode packet to read the timestamp of the last event of the | |
1681 | * entry. | |
1682 | */ | |
1683 | ret = decode_packet_last_event_timestamp(trace, default_cc, | |
1684 | last_entry, &last_entry->timestamp_end, | |
1685 | &last_entry->timestamp_end_ns); | |
1686 | if (ret) { | |
d23b766e SM |
1687 | BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, |
1688 | "Failed to decode stream's last packet to get its last event's clock snapshot."); | |
1719bf64 FD |
1689 | goto end; |
1690 | } | |
1691 | } | |
1692 | ||
1693 | end: | |
1694 | return ret; | |
1695 | } | |
1696 | ||
c43092a5 FD |
1697 | /* |
1698 | * Fix up packet index entries for barectf's "event-before-packet" bug. | |
1699 | * Some buggy barectf tracer versions may emit events with a timestamp that is | |
1700 | * less than the timestamp_begin of the their packets. | |
1701 | * | |
1702 | * To fix up this erroneous data we do the following: | |
1703 | * 1. Starting at the second index entry, set the timestamp_begin of the | |
1704 | * current entry to the timestamp of the first event of the packet. | |
1705 | * 2. Set the previous entry's timestamp_end to the timestamp_begin of the | |
1706 | * current packet. | |
1707 | * | |
1708 | * Known buggy tracer versions: | |
1709 | * - before barectf 2.3.1 | |
1710 | */ | |
1711 | static | |
1712 | int fix_index_barectf_event_before_packet_bug(struct ctf_fs_trace *trace) | |
1713 | { | |
1714 | int ret = 0; | |
1715 | guint ds_file_group_i; | |
1716 | GPtrArray *ds_file_groups = trace->ds_file_groups; | |
1717 | bt_logging_level log_level = trace->log_level; | |
1718 | ||
1719 | for (ds_file_group_i = 0; ds_file_group_i < ds_file_groups->len; | |
1720 | ds_file_group_i++) { | |
1721 | guint entry_i; | |
1722 | struct ctf_clock_class *default_cc; | |
1723 | struct ctf_fs_ds_file_group *ds_file_group = | |
1724 | g_ptr_array_index(ds_file_groups, ds_file_group_i); | |
1725 | ||
1726 | struct ctf_fs_ds_index *index = ds_file_group->index; | |
1727 | ||
1728 | BT_ASSERT(index); | |
1729 | BT_ASSERT(index->entries); | |
1730 | BT_ASSERT(index->entries->len > 0); | |
1731 | ||
1732 | BT_ASSERT(ds_file_group->sc->default_clock_class); | |
1733 | default_cc = ds_file_group->sc->default_clock_class; | |
1734 | ||
1735 | /* | |
1736 | * 1. Iterate over the index, starting from the second entry | |
1737 | * (index = 1). | |
1738 | */ | |
1739 | for (entry_i = 1; entry_i < index->entries->len; | |
1740 | entry_i++) { | |
1741 | struct ctf_fs_ds_index_entry *curr_entry, *prev_entry; | |
1742 | prev_entry = g_ptr_array_index(index->entries, entry_i - 1); | |
1743 | curr_entry = g_ptr_array_index(index->entries, entry_i); | |
1744 | /* | |
1745 | * 2. Set the current entry `begin` timestamp to the | |
1746 | * timestamp of the first event of the current packet. | |
1747 | */ | |
1748 | ret = decode_packet_first_event_timestamp(trace, default_cc, | |
1749 | curr_entry, &curr_entry->timestamp_begin, | |
1750 | &curr_entry->timestamp_begin_ns); | |
1751 | if (ret) { | |
d23b766e SM |
1752 | BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, |
1753 | "Failed to decode first event's clock snapshot"); | |
c43092a5 FD |
1754 | goto end; |
1755 | } | |
1756 | ||
1757 | /* | |
1758 | * 3. Set the previous entry `end` timestamp to the | |
1759 | * timestamp of the first event of the current packet. | |
1760 | */ | |
1761 | prev_entry->timestamp_end = curr_entry->timestamp_begin; | |
1762 | prev_entry->timestamp_end_ns = curr_entry->timestamp_begin_ns; | |
1763 | } | |
1764 | } | |
1765 | end: | |
1766 | return ret; | |
1767 | } | |
1768 | ||
aada78b5 FD |
1769 | /* |
1770 | * When using the lttng-crash feature it's likely that the last packets of each | |
1771 | * stream have their timestamp_end set to zero. This is caused by the fact that | |
1772 | * the tracer crashed and was not able to properly close the packets. | |
1773 | * | |
1774 | * To fix up this erroneous data we do the following: | |
1775 | * For each index entry, if the entry's timestamp_end is 0 and the | |
1776 | * timestamp_begin is not 0: | |
1777 | * - If it's the stream file's last packet: set the packet index entry's end | |
1778 | * time to the packet's last event's time, if any, or to the packet's | |
1779 | * beginning time otherwise. | |
1780 | * - If it's not the stream file's last packet: set the packet index | |
1781 | * entry's end time to the next packet's beginning time. | |
1782 | * | |
1783 | * Affected versions: | |
1784 | * - All current and future lttng-ust and lttng-modules versions. | |
1785 | */ | |
1786 | static | |
1787 | int fix_index_lttng_crash_quirk(struct ctf_fs_trace *trace) | |
1788 | { | |
1789 | int ret = 0; | |
1790 | guint ds_file_group_idx; | |
1791 | GPtrArray *ds_file_groups = trace->ds_file_groups; | |
1792 | bt_logging_level log_level = trace->log_level; | |
1793 | ||
1794 | for (ds_file_group_idx = 0; ds_file_group_idx < ds_file_groups->len; | |
1795 | ds_file_group_idx++) { | |
1796 | guint entry_idx; | |
1797 | struct ctf_clock_class *default_cc; | |
1798 | struct ctf_fs_ds_index_entry *last_entry; | |
1799 | struct ctf_fs_ds_index *index; | |
1800 | ||
1801 | struct ctf_fs_ds_file_group *ds_file_group = | |
1802 | g_ptr_array_index(ds_file_groups, ds_file_group_idx); | |
1803 | ||
1804 | BT_ASSERT(ds_file_group); | |
1805 | index = ds_file_group->index; | |
1806 | ||
1807 | BT_ASSERT(ds_file_group->sc->default_clock_class); | |
1808 | default_cc = ds_file_group->sc->default_clock_class; | |
1809 | ||
1810 | BT_ASSERT(index); | |
1811 | BT_ASSERT(index->entries); | |
1812 | BT_ASSERT(index->entries->len > 0); | |
1813 | ||
1814 | last_entry = g_ptr_array_index(index->entries, | |
1815 | index->entries->len - 1); | |
1816 | BT_ASSERT(last_entry); | |
1817 | ||
1818 | ||
1819 | /* 1. Fix the last entry first. */ | |
1820 | if (last_entry->timestamp_end == 0 && | |
1821 | last_entry->timestamp_begin != 0) { | |
1822 | /* | |
1823 | * Decode packet to read the timestamp of the | |
1824 | * last event of the stream file. | |
1825 | */ | |
1826 | ret = decode_packet_last_event_timestamp(trace, | |
1827 | default_cc, last_entry, | |
1828 | &last_entry->timestamp_end, | |
1829 | &last_entry->timestamp_end_ns); | |
1830 | if (ret) { | |
d23b766e SM |
1831 | BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, |
1832 | "Failed to decode last event's clock snapshot"); | |
aada78b5 FD |
1833 | goto end; |
1834 | } | |
1835 | } | |
1836 | ||
1837 | /* Iterate over all entries but the last one. */ | |
1838 | for (entry_idx = 0; entry_idx < index->entries->len - 1; | |
1839 | entry_idx++) { | |
1840 | struct ctf_fs_ds_index_entry *curr_entry, *next_entry; | |
1841 | curr_entry = g_ptr_array_index(index->entries, entry_idx); | |
1842 | next_entry = g_ptr_array_index(index->entries, entry_idx + 1); | |
1843 | ||
1844 | if (curr_entry->timestamp_end == 0 && | |
1845 | curr_entry->timestamp_begin != 0) { | |
1846 | /* | |
1847 | * 2. Set the current index entry `end` timestamp to | |
1848 | * the next index entry `begin` timestamp. | |
1849 | */ | |
1850 | curr_entry->timestamp_end = next_entry->timestamp_begin; | |
1851 | curr_entry->timestamp_end_ns = next_entry->timestamp_begin_ns; | |
1852 | } | |
1853 | } | |
1854 | } | |
1855 | ||
1856 | end: | |
1857 | return ret; | |
1858 | } | |
1859 | ||
626cc488 FD |
1860 | /* |
1861 | * Extract the tracer information necessary to compare versions. | |
1862 | * Returns 0 on success, and -1 if the extraction is not successful because the | |
1863 | * necessary fields are absents in the trace metadata. | |
1864 | */ | |
1865 | static | |
626cc488 FD |
1866 | int extract_tracer_info(struct ctf_fs_trace *trace, |
1867 | struct tracer_info *current_tracer_info) | |
1868 | { | |
1869 | int ret = 0; | |
1870 | struct ctf_trace_class_env_entry *entry; | |
1871 | ||
1872 | /* Clear the current_tracer_info struct */ | |
1873 | memset(current_tracer_info, 0, sizeof(*current_tracer_info)); | |
1874 | ||
1875 | /* | |
1876 | * To compare 2 tracer versions, at least the tracer name and it's | |
1877 | * major version are needed. If one of these is missing, consider it an | |
1878 | * extraction failure. | |
1879 | */ | |
1880 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1881 | trace->metadata->tc, "tracer_name"); | |
1882 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR) { | |
1883 | goto missing_bare_minimum; | |
1884 | } | |
1885 | ||
1886 | /* Set tracer name. */ | |
1887 | current_tracer_info->name = entry->value.str->str; | |
1888 | ||
1889 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1890 | trace->metadata->tc, "tracer_major"); | |
1891 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1892 | goto missing_bare_minimum; | |
1893 | } | |
1894 | ||
1895 | /* Set major version number. */ | |
1896 | current_tracer_info->major = entry->value.i; | |
1897 | ||
1898 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1899 | trace->metadata->tc, "tracer_minor"); | |
1900 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1901 | goto end; | |
1902 | } | |
1903 | ||
1904 | /* Set minor version number. */ | |
1905 | current_tracer_info->minor = entry->value.i; | |
1906 | ||
1907 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1908 | trace->metadata->tc, "tracer_patch"); | |
1909 | if (!entry) { | |
1910 | /* | |
1911 | * If `tracer_patch` doesn't exist `tracer_patchlevel` might. | |
1912 | * For example, `lttng-modules` uses entry name | |
1913 | * `tracer_patchlevel`. | |
1914 | */ | |
1915 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1916 | trace->metadata->tc, "tracer_patchlevel"); | |
1917 | } | |
1918 | ||
1919 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1920 | goto end; | |
1921 | } | |
1922 | ||
1923 | /* Set patch version number. */ | |
1924 | current_tracer_info->patch = entry->value.i; | |
1925 | ||
1926 | goto end; | |
1927 | ||
1928 | missing_bare_minimum: | |
1929 | ret = -1; | |
1930 | end: | |
1931 | return ret; | |
1932 | } | |
1933 | ||
1719bf64 FD |
1934 | static |
1935 | bool is_tracer_affected_by_lttng_event_after_packet_bug( | |
1936 | struct tracer_info *curr_tracer_info) | |
1937 | { | |
1938 | bool is_affected = false; | |
1939 | ||
1940 | if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { | |
1941 | if (curr_tracer_info->major < 2) { | |
1942 | is_affected = true; | |
1943 | } else if (curr_tracer_info->major == 2) { | |
1944 | /* fixed in lttng-ust 2.11.0 */ | |
1945 | if (curr_tracer_info->minor < 11) { | |
1946 | is_affected = true; | |
1947 | } | |
1948 | } | |
1949 | } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { | |
1950 | if (curr_tracer_info->major < 2) { | |
1951 | is_affected = true; | |
1952 | } else if (curr_tracer_info->major == 2) { | |
1953 | /* fixed in lttng-modules 2.11.0 */ | |
1954 | if (curr_tracer_info->minor == 10) { | |
1955 | /* fixed in lttng-modules 2.10.10 */ | |
1956 | if (curr_tracer_info->patch < 10) { | |
1957 | is_affected = true; | |
1958 | } | |
1959 | } else if (curr_tracer_info->minor == 9) { | |
1960 | /* fixed in lttng-modules 2.9.13 */ | |
1961 | if (curr_tracer_info->patch < 13) { | |
1962 | is_affected = true; | |
1963 | } | |
1964 | } else if (curr_tracer_info->minor < 9) { | |
1965 | is_affected = true; | |
1966 | } | |
1967 | } | |
1968 | } | |
1969 | ||
1970 | return is_affected; | |
1971 | } | |
1972 | ||
c43092a5 FD |
1973 | static |
1974 | bool is_tracer_affected_by_barectf_event_before_packet_bug( | |
1975 | struct tracer_info *curr_tracer_info) | |
1976 | { | |
1977 | bool is_affected = false; | |
1978 | ||
1979 | if (strcmp(curr_tracer_info->name, "barectf") == 0) { | |
1980 | if (curr_tracer_info->major < 2) { | |
1981 | is_affected = true; | |
1982 | } else if (curr_tracer_info->major == 2) { | |
1983 | if (curr_tracer_info->minor < 3) { | |
1984 | is_affected = true; | |
1985 | } else if (curr_tracer_info->minor == 3) { | |
1986 | /* fixed in barectf 2.3.1 */ | |
1987 | if (curr_tracer_info->patch < 1) { | |
1988 | is_affected = true; | |
1989 | } | |
1990 | } | |
1991 | } | |
1992 | } | |
1993 | ||
1994 | return is_affected; | |
1995 | } | |
1996 | ||
aada78b5 FD |
1997 | static |
1998 | bool is_tracer_affected_by_lttng_crash_quirk( | |
1999 | struct tracer_info *curr_tracer_info) | |
2000 | { | |
2001 | bool is_affected = false; | |
2002 | ||
2003 | /* All LTTng tracer may be affected by this lttng crash quirk. */ | |
2004 | if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { | |
2005 | is_affected = true; | |
2006 | } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { | |
2007 | is_affected = true; | |
2008 | } | |
2009 | ||
2010 | return is_affected; | |
2011 | } | |
2012 | ||
1719bf64 FD |
2013 | /* |
2014 | * Looks for trace produced by known buggy tracers and fix up the index | |
2015 | * produced earlier. | |
2016 | */ | |
2017 | static | |
d23b766e | 2018 | int fix_packet_index_tracer_bugs(struct ctf_fs_component *ctf_fs, |
b7d2695a SM |
2019 | bt_self_component *self_comp, |
2020 | bt_self_component_class *self_comp_class) | |
1719bf64 FD |
2021 | { |
2022 | int ret = 0; | |
1719bf64 | 2023 | struct tracer_info current_tracer_info; |
1719bf64 FD |
2024 | bt_logging_level log_level = ctf_fs->log_level; |
2025 | ||
a0cd55ad SM |
2026 | ret = extract_tracer_info(ctf_fs->trace, ¤t_tracer_info); |
2027 | if (ret) { | |
2028 | /* | |
2029 | * A trace may not have all the necessary environment | |
2030 | * entries to do the tracer version comparison. | |
2031 | * At least, the tracer name and major version number | |
2032 | * are needed. Failing to extract these entries is not | |
2033 | * an error. | |
2034 | */ | |
2035 | ret = 0; | |
2036 | BT_LOGI_STR("Cannot extract tracer information necessary to compare with buggy versions."); | |
2037 | goto end;; | |
2038 | } | |
1719bf64 | 2039 | |
a0cd55ad SM |
2040 | /* Check if the trace may be affected by old tracer bugs. */ |
2041 | if (is_tracer_affected_by_lttng_event_after_packet_bug( | |
2042 | ¤t_tracer_info)) { | |
2043 | BT_LOGI_STR("Trace may be affected by LTTng tracer packet timestamp bug. Fixing up."); | |
2044 | ret = fix_index_lttng_event_after_packet_bug(ctf_fs->trace); | |
1719bf64 | 2045 | if (ret) { |
b7d2695a SM |
2046 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
2047 | self_comp, self_comp_class, | |
a0cd55ad SM |
2048 | "Failed to fix LTTng event-after-packet bug."); |
2049 | goto end; | |
1719bf64 | 2050 | } |
a0cd55ad SM |
2051 | ctf_fs->trace->metadata->tc->quirks.lttng_event_after_packet = true; |
2052 | } | |
c43092a5 | 2053 | |
a0cd55ad SM |
2054 | if (is_tracer_affected_by_barectf_event_before_packet_bug( |
2055 | ¤t_tracer_info)) { | |
2056 | BT_LOGI_STR("Trace may be affected by barectf tracer packet timestamp bug. Fixing up."); | |
2057 | ret = fix_index_barectf_event_before_packet_bug(ctf_fs->trace); | |
2058 | if (ret) { | |
b7d2695a SM |
2059 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
2060 | self_comp, self_comp_class, | |
a0cd55ad SM |
2061 | "Failed to fix barectf event-before-packet bug."); |
2062 | goto end; | |
c43092a5 | 2063 | } |
a0cd55ad SM |
2064 | ctf_fs->trace->metadata->tc->quirks.barectf_event_before_packet = true; |
2065 | } | |
aada78b5 | 2066 | |
a0cd55ad SM |
2067 | if (is_tracer_affected_by_lttng_crash_quirk( |
2068 | ¤t_tracer_info)) { | |
2069 | ret = fix_index_lttng_crash_quirk(ctf_fs->trace); | |
2070 | if (ret) { | |
b7d2695a SM |
2071 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
2072 | self_comp, self_comp_class, | |
a0cd55ad SM |
2073 | "Failed to fix lttng-crash timestamp quirks."); |
2074 | goto end; | |
aada78b5 | 2075 | } |
a0cd55ad | 2076 | ctf_fs->trace->metadata->tc->quirks.lttng_crash = true; |
1719bf64 | 2077 | } |
a0cd55ad | 2078 | |
1719bf64 FD |
2079 | end: |
2080 | return ret; | |
2081 | } | |
2082 | ||
e9b3611f PP |
2083 | static |
2084 | gint compare_ds_file_groups_by_first_path(gconstpointer a, gconstpointer b) | |
2085 | { | |
2086 | struct ctf_fs_ds_file_group * const *ds_file_group_a = a; | |
2087 | struct ctf_fs_ds_file_group * const *ds_file_group_b = b; | |
2088 | const struct ctf_fs_ds_file_info *first_ds_file_info_a; | |
2089 | const struct ctf_fs_ds_file_info *first_ds_file_info_b; | |
2090 | ||
2091 | BT_ASSERT((*ds_file_group_a)->ds_file_infos->len > 0); | |
2092 | BT_ASSERT((*ds_file_group_b)->ds_file_infos->len > 0); | |
2093 | first_ds_file_info_a = (*ds_file_group_a)->ds_file_infos->pdata[0]; | |
2094 | first_ds_file_info_b = (*ds_file_group_b)->ds_file_infos->pdata[0]; | |
2095 | return strcmp(first_ds_file_info_a->path->str, | |
2096 | first_ds_file_info_b->path->str); | |
2097 | } | |
2098 | ||
a0cd55ad | 2099 | int ctf_fs_component_create_ctf_fs_trace( |
f280892e | 2100 | struct ctf_fs_component *ctf_fs, |
d23b766e | 2101 | const bt_value *paths_value, |
005d49d6 | 2102 | const bt_value *trace_name_value, |
d23b766e SM |
2103 | bt_self_component *self_comp, |
2104 | bt_self_component_class *self_comp_class) | |
f280892e SM |
2105 | { |
2106 | int ret = 0; | |
2107 | uint64_t i; | |
1719bf64 | 2108 | bt_logging_level log_level = ctf_fs->log_level; |
a0cd55ad | 2109 | GPtrArray *traces; |
005d49d6 | 2110 | const char *trace_name; |
f280892e | 2111 | |
a0cd55ad SM |
2112 | BT_ASSERT(bt_value_get_type(paths_value) == BT_VALUE_TYPE_ARRAY); |
2113 | BT_ASSERT(!bt_value_array_is_empty(paths_value)); | |
2114 | ||
2115 | traces = g_ptr_array_new_with_free_func(ctf_fs_trace_destroy_notifier); | |
2116 | if (!traces) { | |
2117 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2118 | "Failed to allocate a GPtrArray."); | |
2119 | goto error; | |
2120 | } | |
2121 | ||
005d49d6 SM |
2122 | trace_name = trace_name_value ? bt_value_string_get(trace_name_value) : NULL; |
2123 | ||
a0cd55ad | 2124 | /* Start by creating a separate ctf_fs_trace object for each path. */ |
393729a6 | 2125 | for (i = 0; i < bt_value_array_get_length(paths_value); i++) { |
f280892e | 2126 | const bt_value *path_value = bt_value_array_borrow_element_by_index_const(paths_value, i); |
73760435 | 2127 | const char *input = bt_value_string_get(path_value); |
f280892e | 2128 | |
a0cd55ad | 2129 | ret = ctf_fs_component_create_ctf_fs_trace_one_path(ctf_fs, |
005d49d6 | 2130 | input, trace_name, traces, self_comp, self_comp_class); |
f280892e SM |
2131 | if (ret) { |
2132 | goto end; | |
2133 | } | |
2134 | } | |
2135 | ||
a0cd55ad SM |
2136 | if (traces->len > 1) { |
2137 | struct ctf_fs_trace *first_trace = (struct ctf_fs_trace *) traces->pdata[0]; | |
2138 | const uint8_t *first_trace_uuid = first_trace->metadata->tc->uuid; | |
2139 | struct ctf_fs_trace *trace; | |
2140 | ||
2141 | /* | |
2142 | * We have more than one trace, they must all share the same | |
2143 | * UUID, verify that. | |
2144 | */ | |
2145 | for (i = 0; i < traces->len; i++) { | |
2146 | struct ctf_fs_trace *this_trace = | |
2147 | (struct ctf_fs_trace *) traces->pdata[i]; | |
2148 | const uint8_t *this_trace_uuid = this_trace->metadata->tc->uuid; | |
2149 | ||
2150 | if (!this_trace->metadata->tc->is_uuid_set) { | |
2151 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2152 | "Multiple traces given, but a trace does not have a UUID: path=%s", | |
2153 | this_trace->path->str); | |
2154 | goto error; | |
2155 | } | |
2156 | ||
2157 | if (bt_uuid_compare(first_trace_uuid, this_trace_uuid) != 0) { | |
2158 | char first_trace_uuid_str[BT_UUID_STR_LEN + 1]; | |
2159 | char this_trace_uuid_str[BT_UUID_STR_LEN + 1]; | |
2160 | ||
2161 | bt_uuid_to_str(first_trace_uuid, first_trace_uuid_str); | |
2162 | bt_uuid_to_str(this_trace_uuid, this_trace_uuid_str); | |
2163 | ||
2164 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2165 | "Multiple traces given, but UUIDs don't match: " | |
2166 | "first-trace-uuid=%s, first-trace-path=%s, " | |
2167 | "trace-uuid=%s, trace-path=%s", | |
2168 | first_trace_uuid_str, first_trace->path->str, | |
2169 | this_trace_uuid_str, this_trace->path->str); | |
2170 | goto error; | |
2171 | } | |
2172 | } | |
2173 | ||
2174 | ret = merge_ctf_fs_traces((struct ctf_fs_trace **) traces->pdata, | |
2175 | traces->len, &trace); | |
2176 | if (ret) { | |
2177 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2178 | "Failed to merge traces with the same UUID."); | |
2179 | goto error; | |
2180 | } | |
2181 | ||
2182 | ctf_fs->trace = trace; | |
2183 | } else { | |
2184 | /* Just one trace, it may or may not have a UUID, both are fine. */ | |
2185 | ctf_fs->trace = traces->pdata[0]; | |
2186 | traces->pdata[0] = NULL; | |
1719bf64 | 2187 | } |
41a65f30 | 2188 | |
b7d2695a | 2189 | ret = fix_packet_index_tracer_bugs(ctf_fs, self_comp, self_comp_class); |
1719bf64 | 2190 | if (ret) { |
d23b766e SM |
2191 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, |
2192 | "Failed to fix packet index tracer bugs."); | |
1719bf64 | 2193 | } |
a0cd55ad | 2194 | |
e9b3611f PP |
2195 | /* |
2196 | * Sort data stream file groups by first data stream file info | |
2197 | * path to get a deterministic order. This order influences the | |
2198 | * order of the output ports. It also influences the order of | |
2199 | * the automatic stream IDs if the trace's packet headers do not | |
2200 | * contain a `stream_instance_id` field, in which case the data | |
2201 | * stream file to stream ID association is always the same, | |
2202 | * whatever the build and the system. | |
2203 | * | |
2204 | * Having a deterministic order here can help debugging and | |
2205 | * testing. | |
2206 | */ | |
2207 | g_ptr_array_sort(ctf_fs->trace->ds_file_groups, | |
2208 | compare_ds_file_groups_by_first_path); | |
a0cd55ad SM |
2209 | goto end; |
2210 | error: | |
2211 | ret = -1; | |
2212 | ||
f280892e | 2213 | end: |
a0cd55ad | 2214 | g_ptr_array_free(traces, TRUE); |
f280892e SM |
2215 | return ret; |
2216 | } | |
2217 | ||
a38d7650 SM |
2218 | static |
2219 | GString *get_stream_instance_unique_name( | |
2220 | struct ctf_fs_ds_file_group *ds_file_group) | |
2221 | { | |
2222 | GString *name; | |
2223 | struct ctf_fs_ds_file_info *ds_file_info; | |
2224 | ||
2225 | name = g_string_new(NULL); | |
2226 | if (!name) { | |
2227 | goto end; | |
2228 | } | |
2229 | ||
2230 | /* | |
2231 | * If there's more than one stream file in the stream file | |
2232 | * group, the first (earliest) stream file's path is used as | |
2233 | * the stream's unique name. | |
2234 | */ | |
2235 | BT_ASSERT(ds_file_group->ds_file_infos->len > 0); | |
2236 | ds_file_info = g_ptr_array_index(ds_file_group->ds_file_infos, 0); | |
2237 | g_string_assign(name, ds_file_info->path->str); | |
2238 | ||
2239 | end: | |
2240 | return name; | |
2241 | } | |
2242 | ||
f280892e SM |
2243 | /* Create the IR stream objects for ctf_fs_trace. */ |
2244 | ||
2245 | static | |
2246 | int create_streams_for_trace(struct ctf_fs_trace *ctf_fs_trace) | |
2247 | { | |
2248 | int ret; | |
2249 | GString *name = NULL; | |
2250 | guint i; | |
98903a3e | 2251 | bt_logging_level log_level = ctf_fs_trace->log_level; |
4c65a157 | 2252 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
f280892e SM |
2253 | |
2254 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
2255 | struct ctf_fs_ds_file_group *ds_file_group = | |
2256 | g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); | |
2257 | name = get_stream_instance_unique_name(ds_file_group); | |
2258 | ||
2259 | if (!name) { | |
2260 | goto error; | |
2261 | } | |
2262 | ||
2263 | if (ds_file_group->sc->ir_sc) { | |
2264 | BT_ASSERT(ctf_fs_trace->trace); | |
2265 | ||
2266 | if (ds_file_group->stream_id == UINT64_C(-1)) { | |
2267 | /* No stream ID: use 0 */ | |
2268 | ds_file_group->stream = bt_stream_create_with_id( | |
2269 | ds_file_group->sc->ir_sc, | |
2270 | ctf_fs_trace->trace, | |
2271 | ctf_fs_trace->next_stream_id); | |
2272 | ctf_fs_trace->next_stream_id++; | |
2273 | } else { | |
2274 | /* Specific stream ID */ | |
2275 | ds_file_group->stream = bt_stream_create_with_id( | |
2276 | ds_file_group->sc->ir_sc, | |
2277 | ctf_fs_trace->trace, | |
2278 | (uint64_t) ds_file_group->stream_id); | |
2279 | } | |
2280 | } else { | |
2281 | ds_file_group->stream = NULL; | |
2282 | } | |
2283 | ||
2284 | if (!ds_file_group->stream) { | |
d23b766e SM |
2285 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, |
2286 | "Cannot create stream for DS file group: " | |
f280892e SM |
2287 | "addr=%p, stream-name=\"%s\"", |
2288 | ds_file_group, name->str); | |
2289 | goto error; | |
2290 | } | |
2291 | ||
2292 | ret = bt_stream_set_name(ds_file_group->stream, | |
2293 | name->str); | |
2294 | if (ret) { | |
d23b766e | 2295 | BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot set stream's name: " |
f280892e SM |
2296 | "addr=%p, stream-name=\"%s\"", |
2297 | ds_file_group->stream, name->str); | |
2298 | goto error; | |
2299 | } | |
2300 | ||
2301 | g_string_free(name, TRUE); | |
2302 | name = NULL; | |
2303 | } | |
2304 | ||
2305 | ret = 0; | |
2306 | goto end; | |
2307 | ||
2308 | error: | |
2309 | ret = -1; | |
2310 | ||
2311 | end: | |
2312 | ||
2313 | if (name) { | |
2314 | g_string_free(name, TRUE); | |
2315 | } | |
2316 | return ret; | |
2317 | } | |
2318 | ||
c24f7ab4 SM |
2319 | static const struct bt_param_validation_value_descr inputs_elem_descr = { |
2320 | .type = BT_VALUE_TYPE_STRING, | |
2321 | }; | |
f280892e | 2322 | |
c24f7ab4 SM |
2323 | static const struct bt_param_validation_map_value_entry_descr fs_params_entries_descr[] = { |
2324 | { "inputs", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_MANDATORY, { | |
2325 | BT_VALUE_TYPE_ARRAY, | |
2326 | .array = { | |
2327 | .min_length = 1, | |
2328 | .max_length = BT_PARAM_VALIDATION_INFINITE, | |
2329 | .element_type = &inputs_elem_descr, | |
f280892e | 2330 | } |
c24f7ab4 SM |
2331 | }}, |
2332 | { "trace-name", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } }, | |
2333 | { "clock-class-offset-s", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_SIGNED_INTEGER } }, | |
2334 | { "clock-class-offset-ns", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_SIGNED_INTEGER } }, | |
2335 | { "force-clock-class-origin-unix-epoch", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_BOOL } }, | |
2336 | BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_END | |
2337 | }; | |
f280892e | 2338 | |
f280892e | 2339 | |
d907165c | 2340 | bool read_src_fs_parameters(const bt_value *params, |
005d49d6 SM |
2341 | const bt_value **inputs, |
2342 | const bt_value **trace_name, | |
2343 | struct ctf_fs_component *ctf_fs, | |
d23b766e SM |
2344 | bt_self_component *self_comp, |
2345 | bt_self_component_class *self_comp_class) { | |
d907165c SM |
2346 | bool ret; |
2347 | const bt_value *value; | |
98903a3e | 2348 | bt_logging_level log_level = ctf_fs->log_level; |
c24f7ab4 SM |
2349 | enum bt_param_validation_status validate_value_status; |
2350 | gchar *error = NULL; | |
2351 | ||
2352 | validate_value_status = bt_param_validation_validate(params, | |
2353 | fs_params_entries_descr, &error); | |
2354 | if (validate_value_status != BT_PARAM_VALIDATION_STATUS_OK) { | |
2355 | BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, | |
2356 | "%s", error); | |
2357 | ret = false; | |
2358 | goto end; | |
2359 | } | |
d907165c | 2360 | |
73760435 SM |
2361 | /* inputs parameter */ |
2362 | *inputs = bt_value_map_borrow_entry_value_const(params, "inputs"); | |
d907165c SM |
2363 | |
2364 | /* clock-class-offset-s parameter */ | |
2365 | value = bt_value_map_borrow_entry_value_const(params, | |
2366 | "clock-class-offset-s"); | |
2367 | if (value) { | |
d907165c | 2368 | ctf_fs->metadata_config.clock_class_offset_s = |
9c08c816 | 2369 | bt_value_integer_signed_get(value); |
d907165c SM |
2370 | } |
2371 | ||
2372 | /* clock-class-offset-ns parameter */ | |
2373 | value = bt_value_map_borrow_entry_value_const(params, | |
2374 | "clock-class-offset-ns"); | |
2375 | if (value) { | |
d907165c | 2376 | ctf_fs->metadata_config.clock_class_offset_ns = |
9c08c816 | 2377 | bt_value_integer_signed_get(value); |
d907165c SM |
2378 | } |
2379 | ||
c0aa240b FD |
2380 | /* force-clock-class-origin-unix-epoch parameter */ |
2381 | value = bt_value_map_borrow_entry_value_const(params, | |
2382 | "force-clock-class-origin-unix-epoch"); | |
2383 | if (value) { | |
c0aa240b FD |
2384 | ctf_fs->metadata_config.force_clock_class_origin_unix_epoch = |
2385 | bt_value_bool_get(value); | |
2386 | } | |
2387 | ||
005d49d6 SM |
2388 | /* trace-name parameter */ |
2389 | *trace_name = bt_value_map_borrow_entry_value_const(params, "trace-name"); | |
d907165c SM |
2390 | |
2391 | ret = true; | |
d907165c SM |
2392 | |
2393 | end: | |
c24f7ab4 | 2394 | g_free(error); |
d907165c SM |
2395 | return ret; |
2396 | } | |
2397 | ||
5b29e799 | 2398 | static |
d94d92ac | 2399 | struct ctf_fs_component *ctf_fs_create( |
d23b766e | 2400 | const bt_value *params, |
b7d2695a | 2401 | bt_self_component_source *self_comp_src) |
56a1cced | 2402 | { |
f280892e | 2403 | struct ctf_fs_component *ctf_fs = NULL; |
73760435 | 2404 | const bt_value *inputs_value; |
005d49d6 | 2405 | const bt_value *trace_name_value; |
98903a3e PP |
2406 | bt_self_component *self_comp = |
2407 | bt_self_component_source_as_self_component(self_comp_src); | |
56a1cced | 2408 | |
98903a3e | 2409 | ctf_fs = ctf_fs_component_create(bt_component_get_logging_level( |
4c65a157 | 2410 | bt_self_component_as_component(self_comp)), self_comp); |
d907165c | 2411 | if (!ctf_fs) { |
f280892e SM |
2412 | goto error; |
2413 | } | |
2414 | ||
005d49d6 | 2415 | if (!read_src_fs_parameters(params, &inputs_value, &trace_name_value, |
b7d2695a | 2416 | ctf_fs, self_comp, NULL)) { |
f280892e | 2417 | goto error; |
56a1cced JG |
2418 | } |
2419 | ||
98903a3e | 2420 | bt_self_component_set_data(self_comp, ctf_fs); |
56a1cced | 2421 | |
a0cd55ad | 2422 | if (ctf_fs_component_create_ctf_fs_trace(ctf_fs, inputs_value, |
b7d2695a | 2423 | trace_name_value, self_comp, NULL)) { |
4f1f88a6 PP |
2424 | goto error; |
2425 | } | |
2426 | ||
a0cd55ad SM |
2427 | if (create_streams_for_trace(ctf_fs->trace)) { |
2428 | goto error; | |
2429 | } | |
f280892e | 2430 | |
a0cd55ad SM |
2431 | if (create_ports_for_trace(ctf_fs, ctf_fs->trace, self_comp_src)) { |
2432 | goto error; | |
4f1f88a6 PP |
2433 | } |
2434 | ||
1ef09eb5 JG |
2435 | goto end; |
2436 | ||
56a1cced | 2437 | error: |
1a9f7075 | 2438 | ctf_fs_destroy(ctf_fs); |
e7a4393b | 2439 | ctf_fs = NULL; |
98903a3e | 2440 | bt_self_component_set_data(self_comp, NULL); |
1a9f7075 | 2441 | |
1ef09eb5 | 2442 | end: |
56a1cced JG |
2443 | return ctf_fs; |
2444 | } | |
2445 | ||
ea0b4b9e | 2446 | BT_HIDDEN |
21a9f056 | 2447 | bt_component_class_initialize_method_status ctf_fs_init( |
d23b766e | 2448 | bt_self_component_source *self_comp_src, |
59225a3e | 2449 | bt_self_component_source_configuration *config, |
c88dd1cb | 2450 | const bt_value *params, __attribute__((unused)) void *init_method_data) |
ea0b4b9e JG |
2451 | { |
2452 | struct ctf_fs_component *ctf_fs; | |
21a9f056 FD |
2453 | bt_component_class_initialize_method_status ret = |
2454 | BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; | |
ea0b4b9e | 2455 | |
b7d2695a | 2456 | ctf_fs = ctf_fs_create(params, self_comp_src); |
ea0b4b9e | 2457 | if (!ctf_fs) { |
21a9f056 | 2458 | ret = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; |
ea0b4b9e | 2459 | } |
4c1456f0 | 2460 | |
ea0b4b9e JG |
2461 | return ret; |
2462 | } | |
33f93973 PP |
2463 | |
2464 | BT_HIDDEN | |
d24d5663 | 2465 | bt_component_class_query_method_status ctf_fs_query( |
b19ff26f | 2466 | bt_self_component_class_source *comp_class, |
3c729b9a | 2467 | bt_private_query_executor *priv_query_exec, |
b19ff26f | 2468 | const char *object, const bt_value *params, |
7c14d641 | 2469 | __attribute__((unused)) void *method_data, |
b19ff26f | 2470 | const bt_value **result) |
33f93973 | 2471 | { |
d24d5663 PP |
2472 | bt_component_class_query_method_status status = |
2473 | BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_OK; | |
3c729b9a PP |
2474 | bt_logging_level log_level = bt_query_executor_get_logging_level( |
2475 | bt_private_query_executor_as_query_executor_const( | |
2476 | priv_query_exec)); | |
33f93973 | 2477 | |
2242b43d | 2478 | if (strcmp(object, "metadata-info") == 0) { |
98903a3e PP |
2479 | status = metadata_info_query(comp_class, params, log_level, |
2480 | result); | |
5f2a1585 SM |
2481 | } else if (strcmp(object, "babeltrace.trace-infos") == 0) { |
2482 | status = trace_infos_query(comp_class, params, log_level, | |
98903a3e | 2483 | result); |
1a29b831 | 2484 | } else if (!strcmp(object, "babeltrace.support-info")) { |
73760435 | 2485 | status = support_info_query(comp_class, params, log_level, result); |
33f93973 | 2486 | } else { |
55314f2a | 2487 | BT_LOGE("Unknown query object `%s`", object); |
76b6c2f7 | 2488 | status = BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_UNKNOWN_OBJECT; |
04c0ba87 | 2489 | goto end; |
33f93973 | 2490 | } |
33f93973 | 2491 | end: |
d94d92ac | 2492 | return status; |
33f93973 | 2493 | } |