Commit | Line | Data |
---|---|---|
7a278c8e | 1 | /* |
ea0b4b9e | 2 | * fs.c |
7a278c8e | 3 | * |
ea0b4b9e | 4 | * Babeltrace CTF file system Reader Component |
7a278c8e | 5 | * |
1a9f7075 | 6 | * Copyright 2015-2017 Philippe Proulx <pproulx@efficios.com> |
f3bc2010 | 7 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
7a278c8e | 8 | * |
7a278c8e JG |
9 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
10 | * of this software and associated documentation files (the "Software"), to deal | |
11 | * in the Software without restriction, including without limitation the rights | |
12 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
13 | * copies of the Software, and to permit persons to whom the Software is | |
14 | * furnished to do so, subject to the following conditions: | |
15 | * | |
16 | * The above copyright notice and this permission notice shall be included in | |
17 | * all copies or substantial portions of the Software. | |
18 | * | |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
20 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
22 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
23 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
24 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
25 | * SOFTWARE. | |
26 | */ | |
27 | ||
f67894f9 | 28 | #define BT_COMP_LOG_SELF_COMP self_comp |
3d731ea9 PP |
29 | #define BT_LOG_OUTPUT_LEVEL log_level |
30 | #define BT_LOG_TAG "PLUGIN/SRC.CTF.FS" | |
3fa1b6a3 | 31 | #include "logging/comp-logging.h" |
3d731ea9 | 32 | |
57952005 | 33 | #include "common/common.h" |
71c5da58 | 34 | #include <babeltrace2/babeltrace.h> |
d126826c | 35 | #include "common/uuid.h" |
ea0b4b9e | 36 | #include <glib.h> |
57952005 | 37 | #include "common/assert.h" |
94cf822e | 38 | #include <inttypes.h> |
c55a9f58 | 39 | #include <stdbool.h> |
56a1cced | 40 | #include "fs.h" |
413bc2c4 | 41 | #include "metadata.h" |
94cf822e | 42 | #include "data-stream-file.h" |
e7a4393b | 43 | #include "file.h" |
1e649dff | 44 | #include "../common/metadata/decoder.h" |
cd03c43c | 45 | #include "../common/metadata/ctf-meta-configure-ir-trace.h" |
b09a5592 | 46 | #include "../common/msg-iter/msg-iter.h" |
04c0ba87 | 47 | #include "query.h" |
e7a4393b | 48 | |
7b4d28d0 FD |
49 | struct tracer_info { |
50 | const char *name; | |
51 | int64_t major; | |
52 | int64_t minor; | |
53 | int64_t patch; | |
54 | }; | |
55 | ||
94cf822e | 56 | static |
b09a5592 | 57 | int msg_iter_data_set_current_ds_file(struct ctf_fs_msg_iter_data *msg_iter_data) |
94cf822e PP |
58 | { |
59 | struct ctf_fs_ds_file_info *ds_file_info; | |
60 | int ret = 0; | |
61 | ||
b09a5592 PP |
62 | BT_ASSERT(msg_iter_data->ds_file_info_index < |
63 | msg_iter_data->ds_file_group->ds_file_infos->len); | |
94cf822e | 64 | ds_file_info = g_ptr_array_index( |
b09a5592 PP |
65 | msg_iter_data->ds_file_group->ds_file_infos, |
66 | msg_iter_data->ds_file_info_index); | |
67 | ||
68 | ctf_fs_ds_file_destroy(msg_iter_data->ds_file); | |
69 | msg_iter_data->ds_file = ctf_fs_ds_file_create( | |
70 | msg_iter_data->ds_file_group->ctf_fs_trace, | |
71 | msg_iter_data->pc_msg_iter, | |
72 | msg_iter_data->msg_iter, | |
73 | msg_iter_data->ds_file_group->stream, | |
3d731ea9 PP |
74 | ds_file_info->path->str, |
75 | msg_iter_data->log_level); | |
b09a5592 | 76 | if (!msg_iter_data->ds_file) { |
94cf822e PP |
77 | ret = -1; |
78 | } | |
79 | ||
80 | return ret; | |
81 | } | |
82 | ||
83 | static | |
b09a5592 PP |
84 | void ctf_fs_msg_iter_data_destroy( |
85 | struct ctf_fs_msg_iter_data *msg_iter_data) | |
94cf822e | 86 | { |
b09a5592 | 87 | if (!msg_iter_data) { |
94cf822e PP |
88 | return; |
89 | } | |
90 | ||
b09a5592 | 91 | ctf_fs_ds_file_destroy(msg_iter_data->ds_file); |
55fa6491 | 92 | |
b09a5592 PP |
93 | if (msg_iter_data->msg_iter) { |
94 | bt_msg_iter_destroy(msg_iter_data->msg_iter); | |
55fa6491 PP |
95 | } |
96 | ||
b09a5592 | 97 | g_free(msg_iter_data); |
94cf822e PP |
98 | } |
99 | ||
bbbd35bf PP |
100 | static |
101 | void set_msg_iter_emits_stream_beginning_end_messages( | |
102 | struct ctf_fs_msg_iter_data *msg_iter_data) | |
103 | { | |
104 | bt_msg_iter_set_emit_stream_beginning_message( | |
105 | msg_iter_data->ds_file->msg_iter, | |
106 | msg_iter_data->ds_file_info_index == 0); | |
107 | bt_msg_iter_set_emit_stream_end_message( | |
108 | msg_iter_data->ds_file->msg_iter, | |
109 | msg_iter_data->ds_file_info_index == | |
110 | msg_iter_data->ds_file_group->ds_file_infos->len - 1); | |
111 | } | |
112 | ||
3fd7b79d | 113 | static |
fb25b9e3 | 114 | bt_component_class_message_iterator_next_method_status ctf_fs_iterator_next_one( |
b09a5592 | 115 | struct ctf_fs_msg_iter_data *msg_iter_data, |
bbbd35bf | 116 | const bt_message **out_msg) |
ea0b4b9e | 117 | { |
fb25b9e3 | 118 | bt_component_class_message_iterator_next_method_status status; |
94cf822e | 119 | |
b09a5592 | 120 | BT_ASSERT(msg_iter_data->ds_file); |
6ff151ad | 121 | |
bbbd35bf PP |
122 | while (true) { |
123 | bt_message *msg; | |
124 | ||
125 | status = ctf_fs_ds_file_next(msg_iter_data->ds_file, &msg); | |
126 | switch (status) { | |
fb25b9e3 | 127 | case BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK: |
bbbd35bf PP |
128 | *out_msg = msg; |
129 | msg = NULL; | |
6ff151ad | 130 | goto end; |
fb25b9e3 | 131 | case BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_END: |
bbbd35bf PP |
132 | { |
133 | int ret; | |
6ff151ad | 134 | |
bbbd35bf PP |
135 | if (msg_iter_data->ds_file_info_index == |
136 | msg_iter_data->ds_file_group->ds_file_infos->len - 1) { | |
137 | /* End of all group's stream files */ | |
138 | goto end; | |
139 | } | |
140 | ||
141 | msg_iter_data->ds_file_info_index++; | |
989925d1 PP |
142 | bt_msg_iter_reset_for_next_stream_file( |
143 | msg_iter_data->msg_iter); | |
bbbd35bf PP |
144 | set_msg_iter_emits_stream_beginning_end_messages( |
145 | msg_iter_data); | |
94cf822e | 146 | |
94cf822e | 147 | /* |
bbbd35bf PP |
148 | * Open and start reading the next stream file |
149 | * within our stream file group. | |
94cf822e | 150 | */ |
bbbd35bf PP |
151 | ret = msg_iter_data_set_current_ds_file(msg_iter_data); |
152 | if (ret) { | |
fb25b9e3 | 153 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_ERROR; |
bbbd35bf PP |
154 | goto end; |
155 | } | |
156 | ||
157 | /* Continue the loop to get the next message */ | |
158 | break; | |
94cf822e | 159 | } |
bbbd35bf | 160 | default: |
94cf822e PP |
161 | goto end; |
162 | } | |
94cf822e | 163 | } |
d01e0f33 | 164 | |
94cf822e | 165 | end: |
3fd7b79d PP |
166 | return status; |
167 | } | |
168 | ||
169 | BT_HIDDEN | |
fb25b9e3 | 170 | bt_component_class_message_iterator_next_method_status ctf_fs_iterator_next( |
b09a5592 PP |
171 | bt_self_message_iterator *iterator, |
172 | bt_message_array_const msgs, uint64_t capacity, | |
3fd7b79d PP |
173 | uint64_t *count) |
174 | { | |
fb25b9e3 PP |
175 | bt_component_class_message_iterator_next_method_status status = |
176 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; | |
b09a5592 PP |
177 | struct ctf_fs_msg_iter_data *msg_iter_data = |
178 | bt_self_message_iterator_get_data(iterator); | |
3fd7b79d PP |
179 | uint64_t i = 0; |
180 | ||
fb25b9e3 PP |
181 | while (i < capacity && |
182 | status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { | |
b09a5592 | 183 | status = ctf_fs_iterator_next_one(msg_iter_data, &msgs[i]); |
fb25b9e3 | 184 | if (status == BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK) { |
3fd7b79d PP |
185 | i++; |
186 | } | |
187 | } | |
188 | ||
189 | if (i > 0) { | |
190 | /* | |
191 | * Even if ctf_fs_iterator_next_one() returned something | |
fb25b9e3 | 192 | * else than BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK, we |
b09a5592 PP |
193 | * accumulated message objects in the output |
194 | * message array, so we need to return | |
fb25b9e3 | 195 | * BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK so that they are |
3fd7b79d | 196 | * transfered to downstream. This other status occurs |
b09a5592 | 197 | * again the next time muxer_msg_iter_do_next() is |
3fd7b79d | 198 | * called, possibly without any accumulated |
b09a5592 | 199 | * message, in which case we'll return it. |
3fd7b79d PP |
200 | */ |
201 | *count = i; | |
fb25b9e3 | 202 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK; |
3fd7b79d PP |
203 | } |
204 | ||
205 | return status; | |
ea0b4b9e | 206 | } |
bfd20a42 | 207 | |
a02839ae PP |
208 | static |
209 | int ctf_fs_iterator_reset(struct ctf_fs_msg_iter_data *msg_iter_data) | |
210 | { | |
211 | int ret; | |
212 | ||
213 | msg_iter_data->ds_file_info_index = 0; | |
214 | ret = msg_iter_data_set_current_ds_file(msg_iter_data); | |
215 | if (ret) { | |
216 | goto end; | |
217 | } | |
218 | ||
219 | bt_msg_iter_reset(msg_iter_data->msg_iter); | |
220 | set_msg_iter_emits_stream_beginning_end_messages(msg_iter_data); | |
221 | ||
222 | end: | |
223 | return ret; | |
224 | } | |
225 | ||
226 | BT_HIDDEN | |
fb25b9e3 PP |
227 | bt_component_class_message_iterator_seek_beginning_method_status |
228 | ctf_fs_iterator_seek_beginning(bt_self_message_iterator *it) | |
a02839ae PP |
229 | { |
230 | struct ctf_fs_msg_iter_data *msg_iter_data = | |
231 | bt_self_message_iterator_get_data(it); | |
fb25b9e3 PP |
232 | bt_component_class_message_iterator_seek_beginning_method_status status = |
233 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_OK; | |
a02839ae PP |
234 | |
235 | BT_ASSERT(msg_iter_data); | |
236 | if (ctf_fs_iterator_reset(msg_iter_data)) { | |
fb25b9e3 | 237 | status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_ERROR; |
a02839ae PP |
238 | } |
239 | ||
240 | return status; | |
241 | } | |
242 | ||
243 | BT_HIDDEN | |
b09a5592 | 244 | void ctf_fs_iterator_finalize(bt_self_message_iterator *it) |
760051fa | 245 | { |
b09a5592 PP |
246 | ctf_fs_msg_iter_data_destroy( |
247 | bt_self_message_iterator_get_data(it)); | |
760051fa JG |
248 | } |
249 | ||
a02839ae | 250 | BT_HIDDEN |
fb25b9e3 | 251 | bt_component_class_message_iterator_init_method_status ctf_fs_iterator_init( |
b09a5592 | 252 | bt_self_message_iterator *self_msg_iter, |
f67894f9 | 253 | bt_self_component_source *self_comp_src, |
8eee8ea2 | 254 | bt_self_component_port_output *self_port) |
4c1456f0 | 255 | { |
4f1f88a6 | 256 | struct ctf_fs_port_data *port_data; |
b09a5592 | 257 | struct ctf_fs_msg_iter_data *msg_iter_data = NULL; |
fb25b9e3 PP |
258 | bt_component_class_message_iterator_init_method_status ret = |
259 | BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_OK; | |
3d731ea9 | 260 | bt_logging_level log_level; |
f67894f9 | 261 | bt_self_component *self_comp; |
760051fa | 262 | |
834e9996 | 263 | port_data = bt_self_component_port_get_data( |
bb61965b | 264 | bt_self_component_port_output_as_self_component_port( |
834e9996 PP |
265 | self_port)); |
266 | BT_ASSERT(port_data); | |
3d731ea9 | 267 | log_level = port_data->ctf_fs->log_level; |
f67894f9 | 268 | self_comp = port_data->ctf_fs->self_comp; |
b09a5592 PP |
269 | msg_iter_data = g_new0(struct ctf_fs_msg_iter_data, 1); |
270 | if (!msg_iter_data) { | |
621b4e7e | 271 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_MEMORY_ERROR; |
94cf822e PP |
272 | goto error; |
273 | } | |
274 | ||
3d731ea9 | 275 | msg_iter_data->log_level = log_level; |
f67894f9 | 276 | msg_iter_data->self_comp = self_comp; |
b09a5592 PP |
277 | msg_iter_data->pc_msg_iter = self_msg_iter; |
278 | msg_iter_data->msg_iter = bt_msg_iter_create( | |
7b33a0e0 | 279 | port_data->ds_file_group->ctf_fs_trace->metadata->tc, |
3d731ea9 | 280 | bt_common_get_page_size(msg_iter_data->log_level) * 8, |
f67894f9 PP |
281 | ctf_fs_ds_file_medops, NULL, msg_iter_data->log_level, |
282 | self_comp); | |
b09a5592 | 283 | if (!msg_iter_data->msg_iter) { |
f67894f9 | 284 | BT_COMP_LOGE_STR("Cannot create a CTF message iterator."); |
fb25b9e3 | 285 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_MEMORY_ERROR; |
55fa6491 PP |
286 | goto error; |
287 | } | |
288 | ||
b09a5592 | 289 | msg_iter_data->ds_file_group = port_data->ds_file_group; |
a02839ae | 290 | if (ctf_fs_iterator_reset(msg_iter_data)) { |
fb25b9e3 | 291 | ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_ERROR; |
4f1f88a6 | 292 | goto error; |
760051fa JG |
293 | } |
294 | ||
b09a5592 PP |
295 | bt_self_message_iterator_set_data(self_msg_iter, |
296 | msg_iter_data); | |
fb25b9e3 | 297 | if (ret != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_OK) { |
4f1f88a6 | 298 | goto error; |
760051fa JG |
299 | } |
300 | ||
b09a5592 | 301 | msg_iter_data = NULL; |
4f1f88a6 | 302 | goto end; |
5b29e799 | 303 | |
4f1f88a6 | 304 | error: |
b09a5592 | 305 | bt_self_message_iterator_set_data(self_msg_iter, NULL); |
4f1f88a6 | 306 | |
760051fa | 307 | end: |
b09a5592 | 308 | ctf_fs_msg_iter_data_destroy(msg_iter_data); |
760051fa JG |
309 | return ret; |
310 | } | |
311 | ||
bf5b7748 | 312 | BT_HIDDEN |
1a9f7075 | 313 | void ctf_fs_destroy(struct ctf_fs_component *ctf_fs) |
760051fa | 314 | { |
4f1f88a6 | 315 | if (!ctf_fs) { |
8fa760ba JG |
316 | return; |
317 | } | |
4f1f88a6 | 318 | |
1a9f7075 PP |
319 | if (ctf_fs->traces) { |
320 | g_ptr_array_free(ctf_fs->traces, TRUE); | |
56a1cced | 321 | } |
4f1f88a6 PP |
322 | |
323 | if (ctf_fs->port_data) { | |
324 | g_ptr_array_free(ctf_fs->port_data, TRUE); | |
c14d7e26 | 325 | } |
760051fa | 326 | |
1a9f7075 PP |
327 | g_free(ctf_fs); |
328 | } | |
329 | ||
bf5b7748 SM |
330 | static |
331 | void port_data_destroy(struct ctf_fs_port_data *port_data) | |
332 | { | |
333 | if (!port_data) { | |
334 | return; | |
335 | } | |
336 | ||
337 | g_free(port_data); | |
338 | } | |
339 | ||
340 | static | |
341 | void port_data_destroy_notifier(void *data) { | |
342 | port_data_destroy(data); | |
343 | } | |
344 | ||
345 | static | |
97ade20b | 346 | void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace) |
1a9f7075 | 347 | { |
1a9f7075 PP |
348 | if (!ctf_fs_trace) { |
349 | return; | |
350 | } | |
351 | ||
94cf822e PP |
352 | if (ctf_fs_trace->ds_file_groups) { |
353 | g_ptr_array_free(ctf_fs_trace->ds_file_groups, TRUE); | |
354 | } | |
355 | ||
8c6884d9 | 356 | BT_TRACE_PUT_REF_AND_RESET(ctf_fs_trace->trace); |
10b7a2e4 | 357 | |
1a9f7075 PP |
358 | if (ctf_fs_trace->path) { |
359 | g_string_free(ctf_fs_trace->path, TRUE); | |
4f1f88a6 | 360 | } |
760051fa | 361 | |
1a9f7075 PP |
362 | if (ctf_fs_trace->name) { |
363 | g_string_free(ctf_fs_trace->name, TRUE); | |
364 | } | |
365 | ||
366 | if (ctf_fs_trace->metadata) { | |
367 | ctf_fs_metadata_fini(ctf_fs_trace->metadata); | |
368 | g_free(ctf_fs_trace->metadata); | |
369 | } | |
370 | ||
1a9f7075 | 371 | g_free(ctf_fs_trace); |
4c1456f0 JG |
372 | } |
373 | ||
97ade20b | 374 | static |
229f76ed | 375 | void ctf_fs_trace_destroy_notifier(void *data) |
97ade20b JG |
376 | { |
377 | struct ctf_fs_trace *trace = data; | |
378 | ctf_fs_trace_destroy(trace); | |
379 | } | |
380 | ||
f67894f9 PP |
381 | struct ctf_fs_component *ctf_fs_component_create(bt_logging_level log_level, |
382 | bt_self_component *self_comp) | |
a4792757 | 383 | { |
bf5b7748 | 384 | struct ctf_fs_component *ctf_fs; |
a4792757 | 385 | |
bf5b7748 SM |
386 | ctf_fs = g_new0(struct ctf_fs_component, 1); |
387 | if (!ctf_fs) { | |
388 | goto error; | |
389 | } | |
4f1f88a6 | 390 | |
3d731ea9 | 391 | ctf_fs->log_level = log_level; |
f67894f9 | 392 | ctf_fs->self_comp = self_comp; |
bf5b7748 SM |
393 | ctf_fs->port_data = |
394 | g_ptr_array_new_with_free_func(port_data_destroy_notifier); | |
395 | if (!ctf_fs->port_data) { | |
396 | goto error; | |
4f1f88a6 PP |
397 | } |
398 | ||
bf5b7748 SM |
399 | ctf_fs->traces = |
400 | g_ptr_array_new_with_free_func(ctf_fs_trace_destroy_notifier); | |
401 | if (!ctf_fs->traces) { | |
402 | goto error; | |
403 | } | |
404 | ||
405 | goto end; | |
406 | ||
407 | error: | |
408 | if (ctf_fs) { | |
409 | ctf_fs_destroy(ctf_fs); | |
410 | } | |
411 | ||
412 | end: | |
413 | return ctf_fs; | |
414 | } | |
415 | ||
416 | void ctf_fs_finalize(bt_self_component_source *component) | |
417 | { | |
418 | ctf_fs_destroy(bt_self_component_get_data( | |
419 | bt_self_component_source_as_self_component(component))); | |
5b29e799 JG |
420 | } |
421 | ||
ddf49b27 | 422 | gchar *ctf_fs_make_port_name(struct ctf_fs_ds_file_group *ds_file_group) |
d09752f8 | 423 | { |
ddf49b27 | 424 | GString *name = g_string_new(NULL); |
d09752f8 | 425 | |
ddf49b27 SM |
426 | /* |
427 | * The unique port name is generated by concatenating unique identifiers | |
428 | * for: | |
429 | * | |
430 | * - the trace | |
431 | * - the stream class | |
432 | * - the stream | |
433 | */ | |
434 | ||
435 | /* For the trace, use the uuid if present, else the path. */ | |
436 | if (ds_file_group->ctf_fs_trace->metadata->tc->is_uuid_set) { | |
d126826c | 437 | char uuid_str[BT_UUID_STR_LEN + 1]; |
ddf49b27 | 438 | |
d126826c | 439 | bt_uuid_to_str(ds_file_group->ctf_fs_trace->metadata->tc->uuid, uuid_str); |
ddf49b27 SM |
440 | g_string_assign(name, uuid_str); |
441 | } else { | |
442 | g_string_assign(name, ds_file_group->ctf_fs_trace->path->str); | |
d09752f8 PP |
443 | } |
444 | ||
445 | /* | |
ddf49b27 SM |
446 | * For the stream class, use the id if present. We can omit this field |
447 | * otherwise, as there will only be a single stream class. | |
d09752f8 | 448 | */ |
ddf49b27 SM |
449 | if (ds_file_group->sc->id != UINT64_C(-1)) { |
450 | g_string_append_printf(name, " | %" PRIu64, ds_file_group->sc->id); | |
451 | } | |
d09752f8 | 452 | |
ddf49b27 SM |
453 | /* For the stream, use the id if present, else, use the path. */ |
454 | if (ds_file_group->stream_id != UINT64_C(-1)) { | |
455 | g_string_append_printf(name, " | %" PRIu64, ds_file_group->stream_id); | |
456 | } else { | |
457 | BT_ASSERT(ds_file_group->ds_file_infos->len == 1); | |
458 | struct ctf_fs_ds_file_info *ds_file_info = | |
459 | g_ptr_array_index(ds_file_group->ds_file_infos, 0); | |
460 | g_string_append_printf(name, " | %s", ds_file_info->path->str); | |
461 | } | |
462 | ||
463 | return g_string_free(name, FALSE); | |
d09752f8 PP |
464 | } |
465 | ||
5b29e799 | 466 | static |
55314f2a JG |
467 | int create_one_port_for_trace(struct ctf_fs_component *ctf_fs, |
468 | struct ctf_fs_trace *ctf_fs_trace, | |
94cf822e | 469 | struct ctf_fs_ds_file_group *ds_file_group) |
5b29e799 | 470 | { |
4f1f88a6 | 471 | int ret = 0; |
4f1f88a6 | 472 | struct ctf_fs_port_data *port_data = NULL; |
ddf49b27 | 473 | gchar *port_name; |
3d731ea9 | 474 | bt_logging_level log_level = ctf_fs->log_level; |
f67894f9 | 475 | bt_self_component *self_comp = ctf_fs->self_comp; |
4f1f88a6 | 476 | |
ddf49b27 | 477 | port_name = ctf_fs_make_port_name(ds_file_group); |
4f1f88a6 PP |
478 | if (!port_name) { |
479 | goto error; | |
480 | } | |
481 | ||
f67894f9 | 482 | BT_COMP_LOGI("Creating one port named `%s`", port_name); |
4f1f88a6 PP |
483 | |
484 | /* Create output port for this file */ | |
4f1f88a6 PP |
485 | port_data = g_new0(struct ctf_fs_port_data, 1); |
486 | if (!port_data) { | |
487 | goto error; | |
488 | } | |
489 | ||
f7c3ac09 | 490 | port_data->ctf_fs = ctf_fs; |
94cf822e | 491 | port_data->ds_file_group = ds_file_group; |
834e9996 | 492 | ret = bt_self_component_source_add_output_port( |
f67894f9 | 493 | ctf_fs->self_comp_src, port_name, port_data, NULL); |
147337a3 | 494 | if (ret) { |
4f1f88a6 PP |
495 | goto error; |
496 | } | |
497 | ||
498 | g_ptr_array_add(ctf_fs->port_data, port_data); | |
499 | port_data = NULL; | |
500 | goto end; | |
501 | ||
502 | error: | |
503 | ret = -1; | |
504 | ||
505 | end: | |
be1b2e7e | 506 | g_free(port_name); |
4f1f88a6 | 507 | |
4f1f88a6 PP |
508 | port_data_destroy(port_data); |
509 | return ret; | |
5b29e799 JG |
510 | } |
511 | ||
512 | static | |
55314f2a JG |
513 | int create_ports_for_trace(struct ctf_fs_component *ctf_fs, |
514 | struct ctf_fs_trace *ctf_fs_trace) | |
94cf822e PP |
515 | { |
516 | int ret = 0; | |
94cf822e | 517 | size_t i; |
3d731ea9 | 518 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 519 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
94cf822e PP |
520 | |
521 | /* Create one output port for each stream file group */ | |
522 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
523 | struct ctf_fs_ds_file_group *ds_file_group = | |
524 | g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); | |
525 | ||
55314f2a JG |
526 | ret = create_one_port_for_trace(ctf_fs, ctf_fs_trace, |
527 | ds_file_group); | |
94cf822e | 528 | if (ret) { |
f67894f9 | 529 | BT_COMP_LOGE("Cannot create output port."); |
94cf822e PP |
530 | goto end; |
531 | } | |
532 | } | |
533 | ||
534 | end: | |
535 | return ret; | |
536 | } | |
537 | ||
94cf822e PP |
538 | static |
539 | void ctf_fs_ds_file_info_destroy(struct ctf_fs_ds_file_info *ds_file_info) | |
540 | { | |
541 | if (!ds_file_info) { | |
542 | return; | |
543 | } | |
544 | ||
545 | if (ds_file_info->path) { | |
546 | g_string_free(ds_file_info->path, TRUE); | |
547 | } | |
548 | ||
549 | g_free(ds_file_info); | |
550 | } | |
551 | ||
552 | static | |
553 | struct ctf_fs_ds_file_info *ctf_fs_ds_file_info_create(const char *path, | |
779f4a23 | 554 | int64_t begin_ns) |
94cf822e PP |
555 | { |
556 | struct ctf_fs_ds_file_info *ds_file_info; | |
557 | ||
558 | ds_file_info = g_new0(struct ctf_fs_ds_file_info, 1); | |
559 | if (!ds_file_info) { | |
560 | goto end; | |
561 | } | |
562 | ||
563 | ds_file_info->path = g_string_new(path); | |
564 | if (!ds_file_info->path) { | |
565 | ctf_fs_ds_file_info_destroy(ds_file_info); | |
566 | ds_file_info = NULL; | |
567 | goto end; | |
568 | } | |
569 | ||
570 | ds_file_info->begin_ns = begin_ns; | |
571 | ||
572 | end: | |
573 | return ds_file_info; | |
574 | } | |
575 | ||
576 | static | |
577 | void ctf_fs_ds_file_group_destroy(struct ctf_fs_ds_file_group *ds_file_group) | |
578 | { | |
579 | if (!ds_file_group) { | |
580 | return; | |
581 | } | |
582 | ||
583 | if (ds_file_group->ds_file_infos) { | |
584 | g_ptr_array_free(ds_file_group->ds_file_infos, TRUE); | |
585 | } | |
586 | ||
779f4a23 FD |
587 | if (ds_file_group->index) { |
588 | if (ds_file_group->index->entries) { | |
589 | g_ptr_array_free(ds_file_group->index->entries, TRUE); | |
590 | } | |
591 | g_free(ds_file_group->index); | |
592 | } | |
593 | ||
8c6884d9 | 594 | bt_stream_put_ref(ds_file_group->stream); |
94cf822e PP |
595 | g_free(ds_file_group); |
596 | } | |
597 | ||
598 | static | |
599 | struct ctf_fs_ds_file_group *ctf_fs_ds_file_group_create( | |
600 | struct ctf_fs_trace *ctf_fs_trace, | |
28faa416 | 601 | struct ctf_stream_class *sc, |
779f4a23 FD |
602 | uint64_t stream_instance_id, |
603 | struct ctf_fs_ds_index *index) | |
94cf822e PP |
604 | { |
605 | struct ctf_fs_ds_file_group *ds_file_group; | |
606 | ||
94cf822e PP |
607 | ds_file_group = g_new0(struct ctf_fs_ds_file_group, 1); |
608 | if (!ds_file_group) { | |
609 | goto error; | |
610 | } | |
611 | ||
612 | ds_file_group->ds_file_infos = g_ptr_array_new_with_free_func( | |
613 | (GDestroyNotify) ctf_fs_ds_file_info_destroy); | |
614 | if (!ds_file_group->ds_file_infos) { | |
615 | goto error; | |
616 | } | |
617 | ||
779f4a23 FD |
618 | ds_file_group->index = index; |
619 | ||
d09752f8 | 620 | ds_file_group->stream_id = stream_instance_id; |
28faa416 PP |
621 | BT_ASSERT(sc); |
622 | ds_file_group->sc = sc; | |
94cf822e | 623 | ds_file_group->ctf_fs_trace = ctf_fs_trace; |
94cf822e PP |
624 | goto end; |
625 | ||
626 | error: | |
627 | ctf_fs_ds_file_group_destroy(ds_file_group); | |
779f4a23 | 628 | ctf_fs_ds_index_destroy(index); |
94cf822e PP |
629 | ds_file_group = NULL; |
630 | ||
631 | end: | |
632 | return ds_file_group; | |
633 | } | |
634 | ||
2b5f969e MJ |
635 | /* Replace by g_ptr_array_insert when we depend on glib >= 2.40. */ |
636 | static | |
637 | void array_insert(GPtrArray *array, gpointer element, size_t pos) | |
638 | { | |
639 | size_t original_array_len = array->len; | |
640 | ||
641 | /* Allocate an unused element at the end of the array. */ | |
642 | g_ptr_array_add(array, NULL); | |
643 | ||
644 | /* If we are not inserting at the end, move the elements by one. */ | |
645 | if (pos < original_array_len) { | |
646 | memmove(&(array->pdata[pos + 1]), | |
647 | &(array->pdata[pos]), | |
648 | (original_array_len - pos) * sizeof(gpointer)); | |
649 | } | |
650 | ||
9f197a0c | 651 | /* Insert the value. */ |
2b5f969e MJ |
652 | array->pdata[pos] = element; |
653 | } | |
654 | ||
adb623c2 SM |
655 | /* |
656 | * Insert ds_file_info in ds_file_group's list of ds_file_infos at the right | |
657 | * place to keep it sorted. | |
658 | */ | |
659 | ||
660 | static | |
661 | void ds_file_group_insert_ds_file_info_sorted( | |
662 | struct ctf_fs_ds_file_group *ds_file_group, | |
663 | struct ctf_fs_ds_file_info *ds_file_info) | |
664 | { | |
665 | guint i; | |
666 | ||
667 | /* Find the spot where to insert this ds_file_info. */ | |
668 | for (i = 0; i < ds_file_group->ds_file_infos->len; i++) { | |
669 | struct ctf_fs_ds_file_info *other_ds_file_info = | |
670 | g_ptr_array_index(ds_file_group->ds_file_infos, i); | |
671 | ||
672 | if (ds_file_info->begin_ns < other_ds_file_info->begin_ns) { | |
673 | break; | |
674 | } | |
675 | } | |
676 | ||
677 | array_insert(ds_file_group->ds_file_infos, ds_file_info, i); | |
678 | } | |
679 | ||
779f4a23 FD |
680 | static |
681 | void ds_file_group_insert_ds_index_entry_sorted( | |
682 | struct ctf_fs_ds_file_group *ds_file_group, | |
683 | struct ctf_fs_ds_index_entry *entry) | |
684 | { | |
685 | guint i; | |
686 | ||
687 | /* Find the spot where to insert this index entry. */ | |
688 | for (i = 0; i < ds_file_group->index->entries->len; i++) { | |
689 | struct ctf_fs_ds_index_entry *other_entry = g_ptr_array_index( | |
690 | ds_file_group->index->entries, i); | |
691 | ||
692 | if (entry->timestamp_begin_ns < other_entry->timestamp_begin_ns) { | |
693 | break; | |
694 | } | |
695 | } | |
696 | ||
697 | array_insert(ds_file_group->index->entries, entry, i); | |
698 | } | |
699 | ||
adb623c2 SM |
700 | /* |
701 | * Create a new ds_file_info using the provided path, begin_ns and index, then | |
702 | * add it to ds_file_group's list of ds_file_infos. | |
703 | */ | |
704 | ||
94cf822e PP |
705 | static |
706 | int ctf_fs_ds_file_group_add_ds_file_info( | |
707 | struct ctf_fs_ds_file_group *ds_file_group, | |
779f4a23 | 708 | const char *path, int64_t begin_ns) |
94cf822e PP |
709 | { |
710 | struct ctf_fs_ds_file_info *ds_file_info; | |
94cf822e PP |
711 | int ret = 0; |
712 | ||
779f4a23 | 713 | ds_file_info = ctf_fs_ds_file_info_create(path, begin_ns); |
94cf822e PP |
714 | if (!ds_file_info) { |
715 | goto error; | |
716 | } | |
717 | ||
adb623c2 | 718 | ds_file_group_insert_ds_file_info_sorted(ds_file_group, ds_file_info); |
94cf822e | 719 | |
94cf822e PP |
720 | ds_file_info = NULL; |
721 | goto end; | |
722 | ||
723 | error: | |
724 | ctf_fs_ds_file_info_destroy(ds_file_info); | |
725 | ret = -1; | |
94cf822e PP |
726 | end: |
727 | return ret; | |
728 | } | |
729 | ||
730 | static | |
731 | int add_ds_file_to_ds_file_group(struct ctf_fs_trace *ctf_fs_trace, | |
9e550e5f | 732 | const char *path) |
94cf822e | 733 | { |
7b33a0e0 PP |
734 | int64_t stream_instance_id = -1; |
735 | int64_t begin_ns = -1; | |
94cf822e PP |
736 | struct ctf_fs_ds_file_group *ds_file_group = NULL; |
737 | bool add_group = false; | |
738 | int ret; | |
739 | size_t i; | |
55fa6491 | 740 | struct ctf_fs_ds_file *ds_file = NULL; |
97ade20b | 741 | struct ctf_fs_ds_index *index = NULL; |
b09a5592 | 742 | struct bt_msg_iter *msg_iter = NULL; |
7b33a0e0 | 743 | struct ctf_stream_class *sc = NULL; |
b09a5592 | 744 | struct bt_msg_iter_packet_properties props; |
3d731ea9 | 745 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 746 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
94cf822e | 747 | |
b09a5592 | 748 | msg_iter = bt_msg_iter_create(ctf_fs_trace->metadata->tc, |
3d731ea9 | 749 | bt_common_get_page_size(log_level) * 8, |
f67894f9 | 750 | ctf_fs_ds_file_medops, NULL, log_level, self_comp); |
b09a5592 | 751 | if (!msg_iter) { |
f67894f9 | 752 | BT_COMP_LOGE_STR("Cannot create a CTF message iterator."); |
55fa6491 PP |
753 | goto error; |
754 | } | |
755 | ||
b09a5592 | 756 | ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, msg_iter, |
3d731ea9 | 757 | NULL, path, log_level); |
97ade20b JG |
758 | if (!ds_file) { |
759 | goto error; | |
760 | } | |
761 | ||
e5e71bf8 | 762 | ret = bt_msg_iter_get_packet_properties(ds_file->msg_iter, &props); |
94cf822e | 763 | if (ret) { |
f67894f9 | 764 | BT_COMP_LOGE("Cannot get stream file's first packet's header and context fields (`%s`).", |
94cf822e PP |
765 | path); |
766 | goto error; | |
767 | } | |
768 | ||
7b33a0e0 PP |
769 | sc = ctf_trace_class_borrow_stream_class_by_id(ds_file->metadata->tc, |
770 | props.stream_class_id); | |
771 | BT_ASSERT(sc); | |
7b33a0e0 PP |
772 | stream_instance_id = props.data_stream_id; |
773 | ||
774 | if (props.snapshots.beginning_clock != UINT64_C(-1)) { | |
775 | BT_ASSERT(sc->default_clock_class); | |
35fa110e PP |
776 | ret = bt_util_clock_cycles_to_ns_from_origin( |
777 | props.snapshots.beginning_clock, | |
778 | sc->default_clock_class->frequency, | |
779 | sc->default_clock_class->offset_seconds, | |
780 | sc->default_clock_class->offset_cycles, &begin_ns); | |
7b33a0e0 | 781 | if (ret) { |
f67894f9 | 782 | BT_COMP_LOGE("Cannot convert clock cycles to nanoseconds from origin (`%s`).", |
7b33a0e0 PP |
783 | path); |
784 | goto error; | |
785 | } | |
94cf822e PP |
786 | } |
787 | ||
97ade20b JG |
788 | index = ctf_fs_ds_file_build_index(ds_file); |
789 | if (!index) { | |
f67894f9 | 790 | BT_COMP_LOGW("Failed to index CTF stream file \'%s\'", |
97ade20b JG |
791 | ds_file->file->path->str); |
792 | } | |
793 | ||
7b33a0e0 | 794 | if (begin_ns == -1) { |
94cf822e PP |
795 | /* |
796 | * No beggining timestamp to sort the stream files | |
797 | * within a stream file group, so consider that this | |
798 | * file must be the only one within its group. | |
799 | */ | |
7b33a0e0 | 800 | stream_instance_id = -1; |
94cf822e PP |
801 | } |
802 | ||
7b33a0e0 | 803 | if (stream_instance_id == -1) { |
94cf822e PP |
804 | /* |
805 | * No stream instance ID or no beginning timestamp: | |
806 | * create a unique stream file group for this stream | |
807 | * file because, even if there's a stream instance ID, | |
808 | * there's no timestamp to order the file within its | |
809 | * group. | |
810 | */ | |
94cf822e | 811 | ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, |
779f4a23 FD |
812 | sc, UINT64_C(-1), index); |
813 | /* Ownership of index is transferred. */ | |
814 | index = NULL; | |
815 | ||
94cf822e PP |
816 | if (!ds_file_group) { |
817 | goto error; | |
818 | } | |
819 | ||
820 | ret = ctf_fs_ds_file_group_add_ds_file_info(ds_file_group, | |
779f4a23 | 821 | path, begin_ns); |
94cf822e PP |
822 | if (ret) { |
823 | goto error; | |
824 | } | |
825 | ||
826 | add_group = true; | |
827 | goto end; | |
828 | } | |
829 | ||
7b33a0e0 PP |
830 | BT_ASSERT(stream_instance_id != -1); |
831 | BT_ASSERT(begin_ns != -1); | |
94cf822e PP |
832 | |
833 | /* Find an existing stream file group with this ID */ | |
834 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
94cf822e PP |
835 | ds_file_group = g_ptr_array_index( |
836 | ctf_fs_trace->ds_file_groups, i); | |
94cf822e | 837 | |
28faa416 | 838 | if (ds_file_group->sc == sc && |
d09752f8 PP |
839 | ds_file_group->stream_id == |
840 | stream_instance_id) { | |
94cf822e PP |
841 | break; |
842 | } | |
843 | ||
844 | ds_file_group = NULL; | |
845 | } | |
846 | ||
847 | if (!ds_file_group) { | |
848 | ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, | |
779f4a23 FD |
849 | sc, stream_instance_id, index); |
850 | /* Ownership of index is transferred. */ | |
851 | index = NULL; | |
94cf822e PP |
852 | if (!ds_file_group) { |
853 | goto error; | |
854 | } | |
855 | ||
856 | add_group = true; | |
857 | } | |
858 | ||
d09752f8 | 859 | ret = ctf_fs_ds_file_group_add_ds_file_info(ds_file_group, path, |
779f4a23 | 860 | begin_ns); |
94cf822e PP |
861 | if (ret) { |
862 | goto error; | |
863 | } | |
864 | ||
865 | goto end; | |
866 | ||
867 | error: | |
868 | ctf_fs_ds_file_group_destroy(ds_file_group); | |
41d87c7b | 869 | ds_file_group = NULL; |
94cf822e PP |
870 | ret = -1; |
871 | ||
872 | end: | |
873 | if (add_group && ds_file_group) { | |
874 | g_ptr_array_add(ctf_fs_trace->ds_file_groups, ds_file_group); | |
875 | } | |
d09752f8 | 876 | |
97ade20b | 877 | ctf_fs_ds_file_destroy(ds_file); |
55fa6491 | 878 | |
b09a5592 PP |
879 | if (msg_iter) { |
880 | bt_msg_iter_destroy(msg_iter); | |
55fa6491 PP |
881 | } |
882 | ||
97ade20b | 883 | ctf_fs_ds_index_destroy(index); |
94cf822e PP |
884 | return ret; |
885 | } | |
886 | ||
887 | static | |
9e550e5f | 888 | int create_ds_file_groups(struct ctf_fs_trace *ctf_fs_trace) |
e7a4393b JG |
889 | { |
890 | int ret = 0; | |
4f1f88a6 | 891 | const char *basename; |
e7a4393b | 892 | GError *error = NULL; |
4f1f88a6 | 893 | GDir *dir = NULL; |
3d731ea9 | 894 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 895 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
e7a4393b | 896 | |
94cf822e | 897 | /* Check each file in the path directory, except specific ones */ |
1a9f7075 | 898 | dir = g_dir_open(ctf_fs_trace->path->str, 0, &error); |
e7a4393b | 899 | if (!dir) { |
f67894f9 | 900 | BT_COMP_LOGE("Cannot open directory `%s`: %s (code %d)", |
1a9f7075 | 901 | ctf_fs_trace->path->str, error->message, |
4f1f88a6 | 902 | error->code); |
e7a4393b JG |
903 | goto error; |
904 | } | |
905 | ||
4f1f88a6 | 906 | while ((basename = g_dir_read_name(dir))) { |
94cf822e PP |
907 | struct ctf_fs_file *file; |
908 | ||
acfa8112 | 909 | if (strcmp(basename, CTF_FS_METADATA_FILENAME) == 0) { |
e7a4393b | 910 | /* Ignore the metadata stream. */ |
f67894f9 | 911 | BT_COMP_LOGI("Ignoring metadata file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 912 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
913 | continue; |
914 | } | |
915 | ||
4f1f88a6 | 916 | if (basename[0] == '.') { |
f67894f9 | 917 | BT_COMP_LOGI("Ignoring hidden file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 918 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
919 | continue; |
920 | } | |
921 | ||
922 | /* Create the file. */ | |
f67894f9 | 923 | file = ctf_fs_file_create(log_level, self_comp); |
e7a4393b | 924 | if (!file) { |
f67894f9 | 925 | BT_COMP_LOGE("Cannot create stream file object for file `%s" G_DIR_SEPARATOR_S "%s`", |
1a9f7075 | 926 | ctf_fs_trace->path->str, basename); |
e7a4393b JG |
927 | goto error; |
928 | } | |
929 | ||
930 | /* Create full path string. */ | |
2c7bce29 | 931 | g_string_append_printf(file->path, "%s" G_DIR_SEPARATOR_S "%s", |
1a9f7075 | 932 | ctf_fs_trace->path->str, basename); |
e7a4393b | 933 | if (!g_file_test(file->path->str, G_FILE_TEST_IS_REGULAR)) { |
f67894f9 | 934 | BT_COMP_LOGI("Ignoring non-regular file `%s`", |
1a9f7075 | 935 | file->path->str); |
e7a4393b | 936 | ctf_fs_file_destroy(file); |
4f1f88a6 | 937 | file = NULL; |
e7a4393b JG |
938 | continue; |
939 | } | |
940 | ||
55314f2a | 941 | ret = ctf_fs_file_open(file, "rb"); |
4f1f88a6 | 942 | if (ret) { |
f67894f9 | 943 | BT_COMP_LOGE("Cannot open stream file `%s`", file->path->str); |
e7a4393b JG |
944 | goto error; |
945 | } | |
946 | ||
9fa0891a JG |
947 | if (file->size == 0) { |
948 | /* Skip empty stream. */ | |
f67894f9 | 949 | BT_COMP_LOGI("Ignoring empty file `%s`", file->path->str); |
9fa0891a JG |
950 | ctf_fs_file_destroy(file); |
951 | continue; | |
952 | } | |
953 | ||
9e550e5f | 954 | ret = add_ds_file_to_ds_file_group(ctf_fs_trace, |
94cf822e | 955 | file->path->str); |
4f1f88a6 | 956 | if (ret) { |
f67894f9 | 957 | BT_COMP_LOGE("Cannot add stream file `%s` to stream file group", |
1a9f7075 | 958 | file->path->str); |
94cf822e | 959 | ctf_fs_file_destroy(file); |
e7a4393b JG |
960 | goto error; |
961 | } | |
962 | ||
4f1f88a6 | 963 | ctf_fs_file_destroy(file); |
e7a4393b JG |
964 | } |
965 | ||
966 | goto end; | |
4f1f88a6 | 967 | |
e7a4393b JG |
968 | error: |
969 | ret = -1; | |
4f1f88a6 | 970 | |
e7a4393b JG |
971 | end: |
972 | if (dir) { | |
973 | g_dir_close(dir); | |
974 | dir = NULL; | |
975 | } | |
4f1f88a6 | 976 | |
e7a4393b JG |
977 | if (error) { |
978 | g_error_free(error); | |
979 | } | |
5b29e799 | 980 | |
91457551 | 981 | return ret; |
5b29e799 JG |
982 | } |
983 | ||
10b7a2e4 | 984 | static |
3d731ea9 | 985 | int set_trace_name(bt_trace *trace, const char *name_suffix, |
f67894f9 | 986 | bt_logging_level log_level, bt_self_component *self_comp) |
10b7a2e4 PP |
987 | { |
988 | int ret = 0; | |
8eee8ea2 | 989 | const bt_value *val; |
10b7a2e4 PP |
990 | GString *name; |
991 | ||
992 | name = g_string_new(NULL); | |
993 | if (!name) { | |
f67894f9 | 994 | BT_COMP_LOGE_STR("Failed to allocate a GString."); |
10b7a2e4 PP |
995 | ret = -1; |
996 | goto end; | |
997 | } | |
998 | ||
999 | /* | |
1000 | * Check if we have a trace environment string value named `hostname`. | |
1001 | * If so, use it as the trace name's prefix. | |
1002 | */ | |
cd03c43c PP |
1003 | val = bt_trace_borrow_environment_entry_value_by_name_const( |
1004 | trace, "hostname"); | |
10b7a2e4 PP |
1005 | if (val && bt_value_is_string(val)) { |
1006 | g_string_append(name, bt_value_string_get(val)); | |
1007 | ||
1008 | if (name_suffix) { | |
1009 | g_string_append_c(name, G_DIR_SEPARATOR); | |
1010 | } | |
1011 | } | |
1012 | ||
1013 | if (name_suffix) { | |
1014 | g_string_append(name, name_suffix); | |
1015 | } | |
1016 | ||
1017 | ret = bt_trace_set_name(trace, name->str); | |
1018 | if (ret) { | |
1019 | goto end; | |
1020 | } | |
1021 | ||
1022 | goto end; | |
1023 | ||
1024 | end: | |
1025 | if (name) { | |
1026 | g_string_free(name, TRUE); | |
1027 | } | |
1028 | ||
1029 | return ret; | |
1030 | } | |
1031 | ||
bf5b7748 | 1032 | static |
f67894f9 | 1033 | struct ctf_fs_trace *ctf_fs_trace_create(bt_self_component *self_comp, |
e5e71bf8 | 1034 | const char *path, const char *name, |
3d731ea9 PP |
1035 | struct ctf_fs_metadata_config *metadata_config, |
1036 | bt_logging_level log_level) | |
1a9f7075 PP |
1037 | { |
1038 | struct ctf_fs_trace *ctf_fs_trace; | |
1039 | int ret; | |
1040 | ||
1041 | ctf_fs_trace = g_new0(struct ctf_fs_trace, 1); | |
1042 | if (!ctf_fs_trace) { | |
1043 | goto end; | |
1044 | } | |
1045 | ||
3d731ea9 | 1046 | ctf_fs_trace->log_level = log_level; |
f67894f9 | 1047 | ctf_fs_trace->self_comp = self_comp; |
1a9f7075 PP |
1048 | ctf_fs_trace->path = g_string_new(path); |
1049 | if (!ctf_fs_trace->path) { | |
1050 | goto error; | |
1051 | } | |
1052 | ||
1053 | ctf_fs_trace->name = g_string_new(name); | |
1054 | if (!ctf_fs_trace->name) { | |
1055 | goto error; | |
1056 | } | |
1057 | ||
1058 | ctf_fs_trace->metadata = g_new0(struct ctf_fs_metadata, 1); | |
1059 | if (!ctf_fs_trace->metadata) { | |
1060 | goto error; | |
1061 | } | |
1062 | ||
7b33a0e0 | 1063 | ctf_fs_metadata_init(ctf_fs_trace->metadata); |
94cf822e PP |
1064 | ctf_fs_trace->ds_file_groups = g_ptr_array_new_with_free_func( |
1065 | (GDestroyNotify) ctf_fs_ds_file_group_destroy); | |
1066 | if (!ctf_fs_trace->ds_file_groups) { | |
1067 | goto error; | |
1068 | } | |
1069 | ||
f67894f9 PP |
1070 | ret = ctf_fs_metadata_set_trace_class(self_comp, ctf_fs_trace, |
1071 | metadata_config); | |
10b7a2e4 PP |
1072 | if (ret) { |
1073 | goto error; | |
1074 | } | |
1075 | ||
e5e71bf8 PP |
1076 | if (ctf_fs_trace->metadata->trace_class) { |
1077 | ctf_fs_trace->trace = | |
1078 | bt_trace_create(ctf_fs_trace->metadata->trace_class); | |
1079 | if (!ctf_fs_trace->trace) { | |
1080 | goto error; | |
1081 | } | |
10b7a2e4 PP |
1082 | } |
1083 | ||
e5e71bf8 | 1084 | if (ctf_fs_trace->trace) { |
cd03c43c PP |
1085 | ret = ctf_trace_class_configure_ir_trace( |
1086 | ctf_fs_trace->metadata->tc, ctf_fs_trace->trace); | |
1087 | if (ret) { | |
1088 | goto error; | |
1089 | } | |
1090 | ||
f67894f9 PP |
1091 | ret = set_trace_name(ctf_fs_trace->trace, name, log_level, |
1092 | self_comp); | |
e5e71bf8 PP |
1093 | if (ret) { |
1094 | goto error; | |
1095 | } | |
1a9f7075 PP |
1096 | } |
1097 | ||
9e550e5f | 1098 | ret = create_ds_file_groups(ctf_fs_trace); |
94cf822e PP |
1099 | if (ret) { |
1100 | goto error; | |
1101 | } | |
1102 | ||
1a9f7075 PP |
1103 | goto end; |
1104 | ||
1105 | error: | |
1106 | ctf_fs_trace_destroy(ctf_fs_trace); | |
1107 | ctf_fs_trace = NULL; | |
7b33a0e0 | 1108 | |
1a9f7075 PP |
1109 | end: |
1110 | return ctf_fs_trace; | |
1111 | } | |
1112 | ||
1113 | static | |
1114 | int path_is_ctf_trace(const char *path) | |
1115 | { | |
1116 | GString *metadata_path = g_string_new(NULL); | |
1117 | int ret = 0; | |
1118 | ||
1119 | if (!metadata_path) { | |
1120 | ret = -1; | |
1121 | goto end; | |
1122 | } | |
1123 | ||
2c7bce29 | 1124 | g_string_printf(metadata_path, "%s" G_DIR_SEPARATOR_S "%s", path, CTF_FS_METADATA_FILENAME); |
1a9f7075 PP |
1125 | |
1126 | if (g_file_test(metadata_path->str, G_FILE_TEST_IS_REGULAR)) { | |
1127 | ret = 1; | |
1128 | goto end; | |
1129 | } | |
1130 | ||
1131 | end: | |
1132 | g_string_free(metadata_path, TRUE); | |
1133 | return ret; | |
1134 | } | |
1135 | ||
1136 | static | |
3d731ea9 | 1137 | int add_trace_path(GList **trace_paths, const char *path, |
f67894f9 | 1138 | bt_logging_level log_level, bt_self_component *self_comp) |
1a9f7075 | 1139 | { |
4bd72b60 | 1140 | GString *norm_path = NULL; |
1a9f7075 | 1141 | int ret = 0; |
1a9f7075 | 1142 | |
4bd72b60 PP |
1143 | norm_path = bt_common_normalize_path(path, NULL); |
1144 | if (!norm_path) { | |
f67894f9 | 1145 | BT_COMP_LOGE("Failed to normalize path `%s`.", path); |
1a9f7075 PP |
1146 | ret = -1; |
1147 | goto end; | |
1148 | } | |
1149 | ||
2c7bce29 | 1150 | // FIXME: Remove or ifdef for __MINGW32__ |
4bd72b60 | 1151 | if (strcmp(norm_path->str, "/") == 0) { |
f67894f9 | 1152 | BT_COMP_LOGE("Opening a trace in `/` is not supported."); |
1a9f7075 PP |
1153 | ret = -1; |
1154 | goto end; | |
1155 | } | |
1156 | ||
4bd72b60 | 1157 | *trace_paths = g_list_prepend(*trace_paths, norm_path); |
8b45963b | 1158 | BT_ASSERT(*trace_paths); |
4bd72b60 | 1159 | norm_path = NULL; |
1a9f7075 PP |
1160 | |
1161 | end: | |
4bd72b60 PP |
1162 | if (norm_path) { |
1163 | g_string_free(norm_path, TRUE); | |
1164 | } | |
1165 | ||
1a9f7075 PP |
1166 | return ret; |
1167 | } | |
1168 | ||
bf5b7748 | 1169 | static |
3d731ea9 | 1170 | int ctf_fs_find_traces(GList **trace_paths, const char *start_path, |
f67894f9 | 1171 | bt_logging_level log_level, bt_self_component *self_comp) |
1a9f7075 PP |
1172 | { |
1173 | int ret; | |
1174 | GError *error = NULL; | |
1175 | GDir *dir = NULL; | |
1176 | const char *basename = NULL; | |
1177 | ||
1178 | /* Check if the starting path is a CTF trace itself */ | |
1179 | ret = path_is_ctf_trace(start_path); | |
1180 | if (ret < 0) { | |
1181 | goto end; | |
1182 | } | |
1183 | ||
1184 | if (ret) { | |
1185 | /* | |
4bd72b60 PP |
1186 | * Stop recursion: a CTF trace cannot contain another |
1187 | * CTF trace. | |
1a9f7075 | 1188 | */ |
f67894f9 PP |
1189 | ret = add_trace_path(trace_paths, start_path, log_level, |
1190 | self_comp); | |
1a9f7075 PP |
1191 | goto end; |
1192 | } | |
1193 | ||
1194 | /* Look for subdirectories */ | |
1195 | if (!g_file_test(start_path, G_FILE_TEST_IS_DIR)) { | |
1196 | /* Starting path is not a directory: end of recursion */ | |
1197 | goto end; | |
1198 | } | |
1199 | ||
1200 | dir = g_dir_open(start_path, 0, &error); | |
1201 | if (!dir) { | |
1202 | if (error->code == G_FILE_ERROR_ACCES) { | |
f67894f9 | 1203 | BT_COMP_LOGI("Cannot open directory `%s`: %s (code %d): continuing", |
1a9f7075 PP |
1204 | start_path, error->message, error->code); |
1205 | goto end; | |
1206 | } | |
1207 | ||
f67894f9 | 1208 | BT_COMP_LOGE("Cannot open directory `%s`: %s (code %d)", |
1a9f7075 PP |
1209 | start_path, error->message, error->code); |
1210 | ret = -1; | |
1211 | goto end; | |
1212 | } | |
1213 | ||
1214 | while ((basename = g_dir_read_name(dir))) { | |
1215 | GString *sub_path = g_string_new(NULL); | |
1216 | ||
1217 | if (!sub_path) { | |
1218 | ret = -1; | |
1219 | goto end; | |
1220 | } | |
1221 | ||
2c7bce29 | 1222 | g_string_printf(sub_path, "%s" G_DIR_SEPARATOR_S "%s", start_path, basename); |
3d731ea9 | 1223 | ret = ctf_fs_find_traces(trace_paths, sub_path->str, |
f67894f9 | 1224 | log_level, self_comp); |
1a9f7075 PP |
1225 | g_string_free(sub_path, TRUE); |
1226 | if (ret) { | |
1227 | goto end; | |
1228 | } | |
1229 | } | |
1230 | ||
1231 | end: | |
1232 | if (dir) { | |
1233 | g_dir_close(dir); | |
1234 | } | |
1235 | ||
1236 | if (error) { | |
1237 | g_error_free(error); | |
1238 | } | |
1239 | ||
1240 | return ret; | |
1241 | } | |
1242 | ||
bf5b7748 | 1243 | static |
55314f2a | 1244 | GList *ctf_fs_create_trace_names(GList *trace_paths, const char *base_path) { |
1a9f7075 | 1245 | GList *trace_names = NULL; |
1a9f7075 | 1246 | GList *node; |
4bd72b60 PP |
1247 | const char *last_sep; |
1248 | size_t base_dist; | |
1a9f7075 PP |
1249 | |
1250 | /* | |
4bd72b60 PP |
1251 | * At this point we know that all the trace paths are |
1252 | * normalized, and so is the base path. This means that | |
1253 | * they are absolute and they don't end with a separator. | |
1254 | * We can simply find the location of the last separator | |
1255 | * in the base path, which gives us the name of the actual | |
1256 | * directory to look into, and use this location as the | |
1257 | * start of each trace name within each trace path. | |
1258 | * | |
1259 | * For example: | |
1260 | * | |
1261 | * Base path: /home/user/my-traces/some-trace | |
1262 | * Trace paths: | |
1263 | * - /home/user/my-traces/some-trace/host1/trace1 | |
1264 | * - /home/user/my-traces/some-trace/host1/trace2 | |
1265 | * - /home/user/my-traces/some-trace/host2/trace | |
1266 | * - /home/user/my-traces/some-trace/other-trace | |
1267 | * | |
1268 | * In this case the trace names are: | |
1269 | * | |
1270 | * - some-trace/host1/trace1 | |
1271 | * - some-trace/host1/trace2 | |
1272 | * - some-trace/host2/trace | |
1273 | * - some-trace/other-trace | |
1a9f7075 | 1274 | */ |
4bd72b60 | 1275 | last_sep = strrchr(base_path, G_DIR_SEPARATOR); |
1a9f7075 | 1276 | |
4bd72b60 | 1277 | /* We know there's at least one separator */ |
8b45963b | 1278 | BT_ASSERT(last_sep); |
1a9f7075 | 1279 | |
4bd72b60 PP |
1280 | /* Distance to base */ |
1281 | base_dist = last_sep - base_path + 1; | |
1a9f7075 PP |
1282 | |
1283 | /* Create the trace names */ | |
1284 | for (node = trace_paths; node; node = g_list_next(node)) { | |
1285 | GString *trace_name = g_string_new(NULL); | |
1286 | GString *trace_path = node->data; | |
1287 | ||
8b45963b | 1288 | BT_ASSERT(trace_name); |
4bd72b60 | 1289 | g_string_assign(trace_name, &trace_path->str[base_dist]); |
1a9f7075 PP |
1290 | trace_names = g_list_append(trace_names, trace_name); |
1291 | } | |
1292 | ||
1293 | return trace_names; | |
1294 | } | |
1295 | ||
bf5b7748 SM |
1296 | /* Helper for ctf_fs_component_create_ctf_fs_traces, to handle a single path/root. */ |
1297 | ||
1a9f7075 | 1298 | static |
f67894f9 | 1299 | int ctf_fs_component_create_ctf_fs_traces_one_root( |
e5e71bf8 | 1300 | struct ctf_fs_component *ctf_fs, |
1a9f7075 PP |
1301 | const char *path_param) |
1302 | { | |
1303 | struct ctf_fs_trace *ctf_fs_trace = NULL; | |
1304 | int ret = 0; | |
4bd72b60 | 1305 | GString *norm_path = NULL; |
1a9f7075 PP |
1306 | GList *trace_paths = NULL; |
1307 | GList *trace_names = NULL; | |
1308 | GList *tp_node; | |
1309 | GList *tn_node; | |
3d731ea9 | 1310 | bt_logging_level log_level = ctf_fs->log_level; |
f67894f9 | 1311 | bt_self_component *self_comp = ctf_fs->self_comp; |
1a9f7075 | 1312 | |
4bd72b60 PP |
1313 | norm_path = bt_common_normalize_path(path_param, NULL); |
1314 | if (!norm_path) { | |
f67894f9 | 1315 | BT_COMP_LOGE("Failed to normalize path: `%s`.", |
4bd72b60 PP |
1316 | path_param); |
1317 | goto error; | |
1318 | } | |
1319 | ||
f67894f9 PP |
1320 | ret = ctf_fs_find_traces(&trace_paths, norm_path->str, log_level, |
1321 | self_comp); | |
1a9f7075 PP |
1322 | if (ret) { |
1323 | goto error; | |
1324 | } | |
1325 | ||
1326 | if (!trace_paths) { | |
f67894f9 | 1327 | BT_COMP_LOGE("No CTF traces recursively found in `%s`.", |
1a9f7075 | 1328 | path_param); |
bf078200 PP |
1329 | (void) BT_CURRENT_THREAD_ERROR_APPEND_CAUSE_FROM_COMPONENT( |
1330 | ctf_fs->self_comp, | |
1331 | "No CTF traces recursively found in `%s`.", path_param); | |
1a9f7075 PP |
1332 | goto error; |
1333 | } | |
1334 | ||
55314f2a | 1335 | trace_names = ctf_fs_create_trace_names(trace_paths, norm_path->str); |
1a9f7075 | 1336 | if (!trace_names) { |
f67894f9 | 1337 | BT_COMP_LOGE("Cannot create trace names from trace paths."); |
1a9f7075 PP |
1338 | goto error; |
1339 | } | |
1340 | ||
1341 | for (tp_node = trace_paths, tn_node = trace_names; tp_node; | |
1342 | tp_node = g_list_next(tp_node), | |
1343 | tn_node = g_list_next(tn_node)) { | |
1344 | GString *trace_path = tp_node->data; | |
1345 | GString *trace_name = tn_node->data; | |
1346 | ||
e5e71bf8 PP |
1347 | ctf_fs_trace = ctf_fs_trace_create(self_comp, |
1348 | trace_path->str, trace_name->str, | |
3d731ea9 PP |
1349 | &ctf_fs->metadata_config, |
1350 | log_level); | |
1a9f7075 | 1351 | if (!ctf_fs_trace) { |
f67894f9 | 1352 | BT_COMP_LOGE("Cannot create trace for `%s`.", |
1a9f7075 PP |
1353 | trace_path->str); |
1354 | goto error; | |
1355 | } | |
52c5fe74 PP |
1356 | |
1357 | g_ptr_array_add(ctf_fs->traces, ctf_fs_trace); | |
1358 | ctf_fs_trace = NULL; | |
1a9f7075 PP |
1359 | } |
1360 | ||
1a9f7075 PP |
1361 | goto end; |
1362 | ||
1363 | error: | |
1364 | ret = -1; | |
1365 | ctf_fs_trace_destroy(ctf_fs_trace); | |
1366 | ||
1367 | end: | |
1368 | for (tp_node = trace_paths; tp_node; tp_node = g_list_next(tp_node)) { | |
1369 | if (tp_node->data) { | |
1370 | g_string_free(tp_node->data, TRUE); | |
1371 | } | |
1372 | } | |
1373 | ||
1374 | for (tn_node = trace_names; tn_node; tn_node = g_list_next(tn_node)) { | |
1375 | if (tn_node->data) { | |
1376 | g_string_free(tn_node->data, TRUE); | |
1377 | } | |
1378 | } | |
1379 | ||
1380 | if (trace_paths) { | |
1381 | g_list_free(trace_paths); | |
1382 | } | |
1383 | ||
1384 | if (trace_names) { | |
1385 | g_list_free(trace_names); | |
1386 | } | |
1387 | ||
4bd72b60 PP |
1388 | if (norm_path) { |
1389 | g_string_free(norm_path, TRUE); | |
1390 | } | |
1391 | ||
1a9f7075 PP |
1392 | return ret; |
1393 | } | |
1394 | ||
adb623c2 SM |
1395 | /* GCompareFunc to sort traces by UUID. */ |
1396 | ||
1397 | static | |
1398 | gint sort_traces_by_uuid(gconstpointer a, gconstpointer b) | |
1399 | { | |
1400 | const struct ctf_fs_trace *trace_a = *((const struct ctf_fs_trace **) a); | |
1401 | const struct ctf_fs_trace *trace_b = *((const struct ctf_fs_trace **) b); | |
1402 | ||
1403 | bool trace_a_has_uuid = trace_a->metadata->tc->is_uuid_set; | |
1404 | bool trace_b_has_uuid = trace_b->metadata->tc->is_uuid_set; | |
1405 | gint ret; | |
1406 | ||
1407 | /* Order traces without uuid first. */ | |
1408 | if (!trace_a_has_uuid && trace_b_has_uuid) { | |
1409 | ret = -1; | |
1410 | } else if (trace_a_has_uuid && !trace_b_has_uuid) { | |
1411 | ret = 1; | |
1412 | } else if (!trace_a_has_uuid && !trace_b_has_uuid) { | |
1413 | ret = 0; | |
1414 | } else { | |
1415 | ret = bt_uuid_compare(trace_a->metadata->tc->uuid, trace_b->metadata->tc->uuid); | |
1416 | } | |
1417 | ||
1418 | return ret; | |
1419 | } | |
1420 | ||
1421 | /* | |
1422 | * Count the number of stream and event classes defined by this trace's metadata. | |
1423 | * | |
1424 | * This is used to determine which metadata is the "latest", out of multiple | |
1425 | * traces sharing the same UUID. It is assumed that amongst all these metadatas, | |
1426 | * a bigger metadata is a superset of a smaller metadata. Therefore, it is | |
1427 | * enough to just count the classes. | |
1428 | */ | |
1429 | ||
1430 | static | |
1431 | unsigned int metadata_count_stream_and_event_classes(struct ctf_fs_trace *trace) | |
1432 | { | |
1433 | unsigned int num = trace->metadata->tc->stream_classes->len; | |
1434 | guint i; | |
1435 | ||
1436 | for (i = 0; i < trace->metadata->tc->stream_classes->len; i++) { | |
1437 | struct ctf_stream_class *sc = trace->metadata->tc->stream_classes->pdata[i]; | |
1438 | num += sc->event_classes->len; | |
1439 | } | |
1440 | ||
1441 | return num; | |
1442 | } | |
1443 | ||
1444 | /* | |
1445 | * Merge the src ds_file_group into dest. This consists of merging their | |
1446 | * ds_file_infos, making sure to keep the result sorted. | |
1447 | */ | |
1448 | ||
1449 | static | |
1450 | void merge_ctf_fs_ds_file_groups(struct ctf_fs_ds_file_group *dest, struct ctf_fs_ds_file_group *src) | |
1451 | { | |
1452 | guint i; | |
1453 | ||
1454 | for (i = 0; i < src->ds_file_infos->len; i++) { | |
1455 | struct ctf_fs_ds_file_info *ds_file_info = | |
1456 | g_ptr_array_index(src->ds_file_infos, i); | |
1457 | ||
1458 | /* Ownership of the ds_file_info is transferred to dest. */ | |
1459 | g_ptr_array_index(src->ds_file_infos, i) = NULL; | |
1460 | ||
1461 | ds_file_group_insert_ds_file_info_sorted(dest, ds_file_info); | |
1462 | } | |
adb623c2 | 1463 | |
779f4a23 FD |
1464 | /* Merge both indexes. */ |
1465 | for (i = 0; i < src->index->entries->len; i++) { | |
1466 | struct ctf_fs_ds_index_entry *entry = g_ptr_array_index( | |
1467 | src->index->entries, i); | |
1468 | ||
1469 | /* | |
1470 | * Ownership of the ctf_fs_ds_index_entry is transferred to | |
1471 | * dest. | |
1472 | */ | |
1473 | g_ptr_array_index(src->index->entries, i) = NULL; | |
1474 | ||
1475 | ds_file_group_insert_ds_index_entry_sorted(dest, entry); | |
1476 | } | |
1477 | } | |
adb623c2 SM |
1478 | /* Merge src_trace's data stream file groups into dest_trace's. */ |
1479 | ||
1480 | static | |
f80e9344 | 1481 | int merge_matching_ctf_fs_ds_file_groups( |
adb623c2 SM |
1482 | struct ctf_fs_trace *dest_trace, |
1483 | struct ctf_fs_trace *src_trace) | |
1484 | { | |
1485 | ||
1486 | GPtrArray *dest = dest_trace->ds_file_groups; | |
1487 | GPtrArray *src = src_trace->ds_file_groups; | |
1488 | guint s_i; | |
f80e9344 | 1489 | int ret = 0; |
adb623c2 SM |
1490 | |
1491 | /* | |
1492 | * Save the initial length of dest: we only want to check against the | |
1493 | * original elements in the inner loop. | |
1494 | */ | |
1495 | const guint dest_len = dest->len; | |
1496 | ||
1497 | for (s_i = 0; s_i < src->len; s_i++) { | |
1498 | struct ctf_fs_ds_file_group *src_group = g_ptr_array_index(src, s_i); | |
1499 | struct ctf_fs_ds_file_group *dest_group = NULL; | |
1500 | ||
1501 | /* A stream instance without ID can't match a stream in the other trace. */ | |
1502 | if (src_group->stream_id != -1) { | |
1503 | guint d_i; | |
1504 | ||
1505 | /* Let's search for a matching ds_file_group in the destination. */ | |
1506 | for (d_i = 0; d_i < dest_len; d_i++) { | |
1507 | struct ctf_fs_ds_file_group *candidate_dest = g_ptr_array_index(dest, d_i); | |
1508 | ||
1509 | /* Can't match a stream instance without ID. */ | |
1510 | if (candidate_dest->stream_id == -1) { | |
1511 | continue; | |
1512 | } | |
1513 | ||
1514 | /* | |
1515 | * If the two groups have the same stream instance id | |
1516 | * and belong to the same stream class (stream instance | |
1517 | * ids are per-stream class), they represent the same | |
1518 | * stream instance. | |
1519 | */ | |
1520 | if (candidate_dest->stream_id != src_group->stream_id || | |
1521 | candidate_dest->sc->id != src_group->sc->id) { | |
1522 | continue; | |
1523 | } | |
1524 | ||
1525 | dest_group = candidate_dest; | |
1526 | break; | |
1527 | } | |
1528 | } | |
1529 | ||
1530 | /* | |
1531 | * Didn't find a friend in dest to merge our src_group into? | |
779f4a23 FD |
1532 | * Create a new empty one. This can happen if a stream was |
1533 | * active in the source trace chunk but not in the destination | |
1534 | * trace chunk. | |
adb623c2 SM |
1535 | */ |
1536 | if (!dest_group) { | |
1537 | struct ctf_stream_class *sc; | |
779f4a23 | 1538 | struct ctf_fs_ds_index *index; |
adb623c2 SM |
1539 | |
1540 | sc = ctf_trace_class_borrow_stream_class_by_id( | |
1541 | dest_trace->metadata->tc, src_group->sc->id); | |
1542 | BT_ASSERT(sc); | |
1543 | ||
f67894f9 PP |
1544 | index = ctf_fs_ds_index_create(dest_trace->log_level, |
1545 | dest_trace->self_comp); | |
779f4a23 FD |
1546 | if (!index) { |
1547 | ret = -1; | |
1548 | goto end; | |
1549 | } | |
1550 | ||
adb623c2 | 1551 | dest_group = ctf_fs_ds_file_group_create(dest_trace, sc, |
779f4a23 FD |
1552 | src_group->stream_id, index); |
1553 | /* Ownership of index is transferred. */ | |
1554 | index = NULL; | |
f80e9344 FD |
1555 | if (!dest_group) { |
1556 | ret = -1; | |
1557 | goto end; | |
1558 | } | |
adb623c2 SM |
1559 | |
1560 | g_ptr_array_add(dest_trace->ds_file_groups, dest_group); | |
1561 | } | |
1562 | ||
1563 | BT_ASSERT(dest_group); | |
1564 | merge_ctf_fs_ds_file_groups(dest_group, src_group); | |
1565 | } | |
f80e9344 FD |
1566 | |
1567 | end: | |
1568 | return ret; | |
adb623c2 SM |
1569 | } |
1570 | ||
1571 | /* | |
1572 | * Collapse the given traces, which must all share the same UUID, in a single | |
1573 | * one. | |
1574 | * | |
1575 | * The trace with the most expansive metadata is chosen and all other traces | |
1576 | * are merged into that one. The array slots of all the traces that get merged | |
1577 | * in the chosen one are set to NULL, so only the slot of the chosen trace | |
1578 | * remains non-NULL. | |
1579 | */ | |
1580 | ||
1581 | static | |
f80e9344 | 1582 | int merge_ctf_fs_traces(struct ctf_fs_trace **traces, unsigned int num_traces) |
adb623c2 SM |
1583 | { |
1584 | unsigned int winner_count; | |
1585 | struct ctf_fs_trace *winner; | |
1586 | guint i; | |
f80e9344 | 1587 | int ret = 0; |
d126826c | 1588 | char uuid_str[BT_UUID_STR_LEN + 1]; |
adb623c2 SM |
1589 | |
1590 | BT_ASSERT(num_traces >= 2); | |
1591 | ||
1592 | winner_count = metadata_count_stream_and_event_classes(traces[0]); | |
1593 | winner = traces[0]; | |
1594 | ||
1595 | /* Find the trace with the largest metadata. */ | |
1596 | for (i = 1; i < num_traces; i++) { | |
1597 | struct ctf_fs_trace *candidate; | |
1598 | unsigned int candidate_count; | |
1599 | ||
1600 | candidate = traces[i]; | |
1601 | ||
1602 | /* A bit of sanity check. */ | |
1603 | BT_ASSERT(bt_uuid_compare(winner->metadata->tc->uuid, candidate->metadata->tc->uuid) == 0); | |
1604 | ||
1605 | candidate_count = metadata_count_stream_and_event_classes(candidate); | |
1606 | ||
1607 | if (candidate_count > winner_count) { | |
1608 | winner_count = candidate_count; | |
1609 | winner = candidate; | |
1610 | } | |
1611 | } | |
1612 | ||
1613 | /* Merge all the other traces in the winning trace. */ | |
1614 | for (i = 0; i < num_traces; i++) { | |
1615 | struct ctf_fs_trace *trace = traces[i]; | |
1616 | ||
1617 | /* Don't merge the winner into itself. */ | |
1618 | if (trace == winner) { | |
1619 | continue; | |
1620 | } | |
1621 | ||
1622 | /* Merge trace's data stream file groups into winner's. */ | |
f80e9344 FD |
1623 | ret = merge_matching_ctf_fs_ds_file_groups(winner, trace); |
1624 | if (ret) { | |
1625 | goto end; | |
1626 | } | |
adb623c2 SM |
1627 | |
1628 | /* Free the trace that got merged into winner, clear the slot in the array. */ | |
1629 | ctf_fs_trace_destroy(trace); | |
1630 | traces[i] = NULL; | |
1631 | } | |
1632 | ||
1633 | /* Use the string representation of the UUID as the trace name. */ | |
d126826c | 1634 | bt_uuid_to_str(winner->metadata->tc->uuid, uuid_str); |
adb623c2 | 1635 | g_string_printf(winner->name, "%s", uuid_str); |
f80e9344 FD |
1636 | |
1637 | end: | |
1638 | return ret; | |
adb623c2 SM |
1639 | } |
1640 | ||
1641 | /* | |
1642 | * Merge all traces of `ctf_fs` that share the same UUID in a single trace. | |
1643 | * Traces with no UUID are not merged. | |
1644 | */ | |
1645 | ||
1646 | static | |
f80e9344 | 1647 | int merge_traces_with_same_uuid(struct ctf_fs_component *ctf_fs) |
adb623c2 SM |
1648 | { |
1649 | GPtrArray *traces = ctf_fs->traces; | |
1650 | guint range_start_idx = 0; | |
1651 | unsigned int num_traces = 0; | |
1652 | guint i; | |
f80e9344 | 1653 | int ret = 0; |
adb623c2 SM |
1654 | |
1655 | /* Sort the traces by uuid, then collapse traces with the same uuid in a single one. */ | |
1656 | g_ptr_array_sort(traces, sort_traces_by_uuid); | |
1657 | ||
1658 | /* Find ranges of consecutive traces that share the same UUID. */ | |
1659 | while (range_start_idx < traces->len) { | |
1660 | guint range_len; | |
1661 | struct ctf_fs_trace *range_start_trace = g_ptr_array_index(traces, range_start_idx); | |
1662 | ||
1663 | /* Exclusive end of range. */ | |
1664 | guint range_end_exc_idx = range_start_idx + 1; | |
1665 | ||
1666 | while (range_end_exc_idx < traces->len) { | |
1667 | struct ctf_fs_trace *this_trace = g_ptr_array_index(traces, range_end_exc_idx); | |
1668 | ||
1669 | if (!range_start_trace->metadata->tc->is_uuid_set || | |
1670 | (bt_uuid_compare(range_start_trace->metadata->tc->uuid, this_trace->metadata->tc->uuid) != 0)) { | |
1671 | break; | |
1672 | } | |
1673 | ||
1674 | range_end_exc_idx++; | |
1675 | } | |
1676 | ||
1677 | /* If we have two or more traces with matching UUIDs, merge them. */ | |
1678 | range_len = range_end_exc_idx - range_start_idx; | |
1679 | if (range_len > 1) { | |
1680 | struct ctf_fs_trace **range_start = (struct ctf_fs_trace **) &traces->pdata[range_start_idx]; | |
f80e9344 FD |
1681 | ret = merge_ctf_fs_traces(range_start, range_len); |
1682 | if (ret) { | |
1683 | goto end; | |
1684 | } | |
adb623c2 SM |
1685 | } |
1686 | ||
1687 | num_traces++; | |
1688 | range_start_idx = range_end_exc_idx; | |
1689 | } | |
1690 | ||
1691 | /* Clear any NULL slot (traces that got merged in another one) in the array. */ | |
1692 | for (i = 0; i < traces->len;) { | |
8e01f2d9 | 1693 | if (!g_ptr_array_index(traces, i)) { |
adb623c2 SM |
1694 | g_ptr_array_remove_index_fast(traces, i); |
1695 | } else { | |
1696 | i++; | |
1697 | } | |
1698 | } | |
1699 | ||
1700 | BT_ASSERT(num_traces == traces->len); | |
f80e9344 FD |
1701 | |
1702 | end: | |
1703 | return ret; | |
adb623c2 SM |
1704 | } |
1705 | ||
7b4d28d0 FD |
1706 | /* |
1707 | * Extract the tracer information necessary to compare versions. | |
1708 | * Returns 0 on success, and -1 if the extraction is not successful because the | |
1709 | * necessary fields are absents in the trace metadata. | |
1710 | */ | |
1711 | static | |
1712 | int extract_tracer_info(struct ctf_fs_trace *trace, | |
1713 | struct tracer_info *current_tracer_info) __attribute__((unused)); | |
1714 | static | |
1715 | int extract_tracer_info(struct ctf_fs_trace *trace, | |
1716 | struct tracer_info *current_tracer_info) | |
1717 | { | |
1718 | int ret = 0; | |
1719 | struct ctf_trace_class_env_entry *entry; | |
1720 | ||
1721 | /* Clear the current_tracer_info struct */ | |
1722 | memset(current_tracer_info, 0, sizeof(*current_tracer_info)); | |
1723 | ||
1724 | /* | |
1725 | * To compare 2 tracer versions, at least the tracer name and it's | |
1726 | * major version are needed. If one of these is missing, consider it an | |
1727 | * extraction failure. | |
1728 | */ | |
1729 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1730 | trace->metadata->tc, "tracer_name"); | |
1731 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR) { | |
1732 | goto missing_bare_minimum; | |
1733 | } | |
1734 | ||
1735 | /* Set tracer name. */ | |
1736 | current_tracer_info->name = entry->value.str->str; | |
1737 | ||
1738 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1739 | trace->metadata->tc, "tracer_major"); | |
1740 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1741 | goto missing_bare_minimum; | |
1742 | } | |
1743 | ||
1744 | /* Set major version number. */ | |
1745 | current_tracer_info->major = entry->value.i; | |
1746 | ||
1747 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1748 | trace->metadata->tc, "tracer_minor"); | |
1749 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1750 | goto end; | |
1751 | } | |
1752 | ||
1753 | /* Set minor version number. */ | |
1754 | current_tracer_info->minor = entry->value.i; | |
1755 | ||
1756 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1757 | trace->metadata->tc, "tracer_patch"); | |
1758 | if (!entry) { | |
1759 | /* | |
1760 | * If `tracer_patch` doesn't exist `tracer_patchlevel` might. | |
1761 | * For example, `lttng-modules` uses entry name | |
1762 | * `tracer_patchlevel`. | |
1763 | */ | |
1764 | entry = ctf_trace_class_borrow_env_entry_by_name( | |
1765 | trace->metadata->tc, "tracer_patchlevel"); | |
1766 | } | |
1767 | ||
1768 | if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1769 | goto end; | |
1770 | } | |
1771 | ||
1772 | /* Set patch version number. */ | |
1773 | current_tracer_info->patch = entry->value.i; | |
1774 | ||
1775 | goto end; | |
1776 | ||
1777 | missing_bare_minimum: | |
1778 | ret = -1; | |
1779 | end: | |
1780 | return ret; | |
1781 | } | |
1782 | ||
bf5b7748 SM |
1783 | int ctf_fs_component_create_ctf_fs_traces(bt_self_component_source *self_comp, |
1784 | struct ctf_fs_component *ctf_fs, | |
1785 | const bt_value *paths_value) | |
1786 | { | |
1787 | int ret = 0; | |
1788 | uint64_t i; | |
1789 | ||
1270d0e9 | 1790 | for (i = 0; i < bt_value_array_get_length(paths_value); i++) { |
bf5b7748 | 1791 | const bt_value *path_value = bt_value_array_borrow_element_by_index_const(paths_value, i); |
a1040187 | 1792 | const char *input = bt_value_string_get(path_value); |
bf5b7748 | 1793 | |
f67894f9 | 1794 | ret = ctf_fs_component_create_ctf_fs_traces_one_root(ctf_fs, |
a1040187 | 1795 | input); |
bf5b7748 SM |
1796 | if (ret) { |
1797 | goto end; | |
1798 | } | |
1799 | } | |
1800 | ||
f80e9344 | 1801 | ret = merge_traces_with_same_uuid(ctf_fs); |
adb623c2 | 1802 | |
bf5b7748 SM |
1803 | end: |
1804 | return ret; | |
1805 | } | |
1806 | ||
ddf49b27 SM |
1807 | static |
1808 | GString *get_stream_instance_unique_name( | |
1809 | struct ctf_fs_ds_file_group *ds_file_group) | |
1810 | { | |
1811 | GString *name; | |
1812 | struct ctf_fs_ds_file_info *ds_file_info; | |
1813 | ||
1814 | name = g_string_new(NULL); | |
1815 | if (!name) { | |
1816 | goto end; | |
1817 | } | |
1818 | ||
1819 | /* | |
1820 | * If there's more than one stream file in the stream file | |
1821 | * group, the first (earliest) stream file's path is used as | |
1822 | * the stream's unique name. | |
1823 | */ | |
1824 | BT_ASSERT(ds_file_group->ds_file_infos->len > 0); | |
1825 | ds_file_info = g_ptr_array_index(ds_file_group->ds_file_infos, 0); | |
1826 | g_string_assign(name, ds_file_info->path->str); | |
1827 | ||
1828 | end: | |
1829 | return name; | |
1830 | } | |
1831 | ||
bf5b7748 SM |
1832 | /* Create the IR stream objects for ctf_fs_trace. */ |
1833 | ||
1834 | static | |
1835 | int create_streams_for_trace(struct ctf_fs_trace *ctf_fs_trace) | |
1836 | { | |
1837 | int ret; | |
1838 | GString *name = NULL; | |
1839 | guint i; | |
3d731ea9 | 1840 | bt_logging_level log_level = ctf_fs_trace->log_level; |
f67894f9 | 1841 | bt_self_component *self_comp = ctf_fs_trace->self_comp; |
bf5b7748 SM |
1842 | |
1843 | for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { | |
1844 | struct ctf_fs_ds_file_group *ds_file_group = | |
1845 | g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); | |
1846 | name = get_stream_instance_unique_name(ds_file_group); | |
1847 | ||
1848 | if (!name) { | |
1849 | goto error; | |
1850 | } | |
1851 | ||
1852 | if (ds_file_group->sc->ir_sc) { | |
1853 | BT_ASSERT(ctf_fs_trace->trace); | |
1854 | ||
1855 | if (ds_file_group->stream_id == UINT64_C(-1)) { | |
1856 | /* No stream ID: use 0 */ | |
1857 | ds_file_group->stream = bt_stream_create_with_id( | |
1858 | ds_file_group->sc->ir_sc, | |
1859 | ctf_fs_trace->trace, | |
1860 | ctf_fs_trace->next_stream_id); | |
1861 | ctf_fs_trace->next_stream_id++; | |
1862 | } else { | |
1863 | /* Specific stream ID */ | |
1864 | ds_file_group->stream = bt_stream_create_with_id( | |
1865 | ds_file_group->sc->ir_sc, | |
1866 | ctf_fs_trace->trace, | |
1867 | (uint64_t) ds_file_group->stream_id); | |
1868 | } | |
1869 | } else { | |
1870 | ds_file_group->stream = NULL; | |
1871 | } | |
1872 | ||
1873 | if (!ds_file_group->stream) { | |
f67894f9 | 1874 | BT_COMP_LOGE("Cannot create stream for DS file group: " |
bf5b7748 SM |
1875 | "addr=%p, stream-name=\"%s\"", |
1876 | ds_file_group, name->str); | |
1877 | goto error; | |
1878 | } | |
1879 | ||
1880 | ret = bt_stream_set_name(ds_file_group->stream, | |
1881 | name->str); | |
1882 | if (ret) { | |
f67894f9 | 1883 | BT_COMP_LOGE("Cannot set stream's name: " |
bf5b7748 SM |
1884 | "addr=%p, stream-name=\"%s\"", |
1885 | ds_file_group->stream, name->str); | |
1886 | goto error; | |
1887 | } | |
1888 | ||
1889 | g_string_free(name, TRUE); | |
1890 | name = NULL; | |
1891 | } | |
1892 | ||
1893 | ret = 0; | |
1894 | goto end; | |
1895 | ||
1896 | error: | |
1897 | ret = -1; | |
1898 | ||
1899 | end: | |
1900 | ||
1901 | if (name) { | |
1902 | g_string_free(name, TRUE); | |
1903 | } | |
1904 | return ret; | |
1905 | } | |
1906 | ||
c80d4c65 SM |
1907 | /* |
1908 | * Validate the "paths" parameter passed to this component. It must be | |
1909 | * present, and it must be an array of strings. | |
1910 | */ | |
1911 | ||
1912 | static | |
a1040187 SM |
1913 | bool validate_inputs_parameter(struct ctf_fs_component *ctf_fs, |
1914 | const bt_value *inputs) | |
bf5b7748 SM |
1915 | { |
1916 | bool ret; | |
1917 | bt_value_type type; | |
1918 | uint64_t i; | |
3d731ea9 | 1919 | bt_logging_level log_level = ctf_fs->log_level; |
f67894f9 | 1920 | bt_self_component *self_comp = ctf_fs->self_comp; |
bf5b7748 | 1921 | |
a1040187 SM |
1922 | if (!inputs) { |
1923 | BT_COMP_LOGE("missing \"inputs\" parameter"); | |
bf5b7748 SM |
1924 | goto error; |
1925 | } | |
1926 | ||
a1040187 | 1927 | type = bt_value_get_type(inputs); |
bf5b7748 | 1928 | if (type != BT_VALUE_TYPE_ARRAY) { |
a1040187 | 1929 | BT_COMP_LOGE("`inputs` parameter: expecting array value: type=%s", |
bf5b7748 SM |
1930 | bt_common_value_type_string(type)); |
1931 | goto error; | |
1932 | } | |
1933 | ||
1270d0e9 | 1934 | for (i = 0; i < bt_value_array_get_length(inputs); i++) { |
bf5b7748 SM |
1935 | const bt_value *elem; |
1936 | ||
a1040187 | 1937 | elem = bt_value_array_borrow_element_by_index_const(inputs, i); |
bf5b7748 SM |
1938 | type = bt_value_get_type(elem); |
1939 | if (type != BT_VALUE_TYPE_STRING) { | |
a1040187 | 1940 | BT_COMP_LOGE("`inputs` parameter: expecting string value: index=%" PRIu64 ", type=%s", |
bf5b7748 SM |
1941 | i, bt_common_value_type_string(type)); |
1942 | goto error; | |
1943 | } | |
1944 | } | |
1945 | ||
1946 | ret = true; | |
1947 | goto end; | |
1948 | ||
1949 | error: | |
1950 | ret = false; | |
1951 | ||
1952 | end: | |
1953 | return ret; | |
1954 | } | |
1955 | ||
c80d4c65 | 1956 | bool read_src_fs_parameters(const bt_value *params, |
a1040187 | 1957 | const bt_value **inputs, struct ctf_fs_component *ctf_fs) { |
c80d4c65 SM |
1958 | bool ret; |
1959 | const bt_value *value; | |
3d731ea9 | 1960 | bt_logging_level log_level = ctf_fs->log_level; |
f67894f9 | 1961 | bt_self_component *self_comp = ctf_fs->self_comp; |
c80d4c65 | 1962 | |
a1040187 SM |
1963 | /* inputs parameter */ |
1964 | *inputs = bt_value_map_borrow_entry_value_const(params, "inputs"); | |
1965 | if (!validate_inputs_parameter(ctf_fs, *inputs)) { | |
c80d4c65 SM |
1966 | goto error; |
1967 | } | |
1968 | ||
1969 | /* clock-class-offset-s parameter */ | |
1970 | value = bt_value_map_borrow_entry_value_const(params, | |
1971 | "clock-class-offset-s"); | |
1972 | if (value) { | |
68d9d039 | 1973 | if (!bt_value_is_signed_integer(value)) { |
f67894f9 | 1974 | BT_COMP_LOGE("clock-class-offset-s must be an integer"); |
c80d4c65 SM |
1975 | goto error; |
1976 | } | |
1977 | ctf_fs->metadata_config.clock_class_offset_s = | |
60bbfc7c | 1978 | bt_value_integer_signed_get(value); |
c80d4c65 SM |
1979 | } |
1980 | ||
1981 | /* clock-class-offset-ns parameter */ | |
1982 | value = bt_value_map_borrow_entry_value_const(params, | |
1983 | "clock-class-offset-ns"); | |
1984 | if (value) { | |
68d9d039 | 1985 | if (!bt_value_is_signed_integer(value)) { |
f67894f9 | 1986 | BT_COMP_LOGE("clock-class-offset-ns must be an integer"); |
c80d4c65 SM |
1987 | goto error; |
1988 | } | |
1989 | ctf_fs->metadata_config.clock_class_offset_ns = | |
60bbfc7c | 1990 | bt_value_integer_signed_get(value); |
c80d4c65 SM |
1991 | } |
1992 | ||
1993 | ||
1994 | ret = true; | |
1995 | goto end; | |
1996 | ||
1997 | error: | |
1998 | ret = false; | |
1999 | ||
2000 | end: | |
2001 | return ret; | |
2002 | } | |
2003 | ||
5b29e799 | 2004 | static |
834e9996 | 2005 | struct ctf_fs_component *ctf_fs_create( |
3d731ea9 | 2006 | bt_self_component_source *self_comp_src, |
8eee8ea2 | 2007 | const bt_value *params) |
56a1cced | 2008 | { |
bf5b7748 | 2009 | struct ctf_fs_component *ctf_fs = NULL; |
bf5b7748 | 2010 | guint i; |
a1040187 | 2011 | const bt_value *inputs_value; |
3d731ea9 PP |
2012 | bt_self_component *self_comp = |
2013 | bt_self_component_source_as_self_component(self_comp_src); | |
56a1cced | 2014 | |
3d731ea9 | 2015 | ctf_fs = ctf_fs_component_create(bt_component_get_logging_level( |
f67894f9 | 2016 | bt_self_component_as_component(self_comp)), self_comp); |
c80d4c65 | 2017 | if (!ctf_fs) { |
bf5b7748 SM |
2018 | goto error; |
2019 | } | |
2020 | ||
a1040187 | 2021 | if (!read_src_fs_parameters(params, &inputs_value, ctf_fs)) { |
bf5b7748 | 2022 | goto error; |
56a1cced JG |
2023 | } |
2024 | ||
3d731ea9 | 2025 | bt_self_component_set_data(self_comp, ctf_fs); |
f67894f9 PP |
2026 | ctf_fs->self_comp = self_comp; |
2027 | ctf_fs->self_comp_src = self_comp_src; | |
56a1cced | 2028 | |
a1040187 | 2029 | if (ctf_fs_component_create_ctf_fs_traces(self_comp_src, ctf_fs, inputs_value)) { |
4f1f88a6 PP |
2030 | goto error; |
2031 | } | |
2032 | ||
bf5b7748 SM |
2033 | for (i = 0; i < ctf_fs->traces->len; i++) { |
2034 | struct ctf_fs_trace *trace = g_ptr_array_index(ctf_fs->traces, i); | |
599faa1c | 2035 | |
bf5b7748 SM |
2036 | if (create_streams_for_trace(trace)) { |
2037 | goto error; | |
2038 | } | |
2039 | ||
2040 | if (create_ports_for_trace(ctf_fs, trace)) { | |
2041 | goto error; | |
2042 | } | |
4f1f88a6 PP |
2043 | } |
2044 | ||
1ef09eb5 JG |
2045 | goto end; |
2046 | ||
56a1cced | 2047 | error: |
1a9f7075 | 2048 | ctf_fs_destroy(ctf_fs); |
e7a4393b | 2049 | ctf_fs = NULL; |
3d731ea9 | 2050 | bt_self_component_set_data(self_comp, NULL); |
1a9f7075 | 2051 | |
1ef09eb5 | 2052 | end: |
56a1cced JG |
2053 | return ctf_fs; |
2054 | } | |
2055 | ||
ea0b4b9e | 2056 | BT_HIDDEN |
fb25b9e3 | 2057 | bt_component_class_init_method_status ctf_fs_init( |
8eee8ea2 | 2058 | bt_self_component_source *self_comp, |
f807570c | 2059 | const bt_value *params, __attribute__((unused)) void *init_method_data) |
ea0b4b9e JG |
2060 | { |
2061 | struct ctf_fs_component *ctf_fs; | |
fb25b9e3 PP |
2062 | bt_component_class_init_method_status ret = |
2063 | BT_COMPONENT_CLASS_INIT_METHOD_STATUS_OK; | |
ea0b4b9e | 2064 | |
834e9996 | 2065 | ctf_fs = ctf_fs_create(self_comp, params); |
ea0b4b9e | 2066 | if (!ctf_fs) { |
fb25b9e3 | 2067 | ret = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR; |
ea0b4b9e | 2068 | } |
4c1456f0 | 2069 | |
ea0b4b9e JG |
2070 | return ret; |
2071 | } | |
33f93973 PP |
2072 | |
2073 | BT_HIDDEN | |
fb25b9e3 | 2074 | bt_component_class_query_method_status ctf_fs_query( |
8eee8ea2 | 2075 | bt_self_component_class_source *comp_class, |
bf403eb2 | 2076 | bt_private_query_executor *priv_query_exec, |
8eee8ea2 | 2077 | const char *object, const bt_value *params, |
f6e305ce | 2078 | __attribute__((unused)) void *method_data, |
8eee8ea2 | 2079 | const bt_value **result) |
33f93973 | 2080 | { |
fb25b9e3 PP |
2081 | bt_component_class_query_method_status status = |
2082 | BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_OK; | |
bf403eb2 PP |
2083 | bt_logging_level log_level = bt_query_executor_get_logging_level( |
2084 | bt_private_query_executor_as_query_executor_const( | |
2085 | priv_query_exec)); | |
33f93973 | 2086 | |
acfa8112 | 2087 | if (strcmp(object, "metadata-info") == 0) { |
3d731ea9 PP |
2088 | status = metadata_info_query(comp_class, params, log_level, |
2089 | result); | |
9e534aae | 2090 | } else if (strcmp(object, "babeltrace.trace-info") == 0) { |
3d731ea9 PP |
2091 | status = trace_info_query(comp_class, params, log_level, |
2092 | result); | |
9e534aae | 2093 | } else if (!strcmp(object, "babeltrace.support-info")) { |
a1040187 | 2094 | status = support_info_query(comp_class, params, log_level, result); |
33f93973 | 2095 | } else { |
55314f2a | 2096 | BT_LOGE("Unknown query object `%s`", object); |
7dd3e712 | 2097 | status = BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_UNKNOWN_OBJECT; |
04c0ba87 | 2098 | goto end; |
33f93973 | 2099 | } |
33f93973 | 2100 | end: |
834e9996 | 2101 | return status; |
33f93973 | 2102 | } |