Commit | Line | Data |
---|---|---|
15fe47e0 | 1 | /* |
0235b0db | 2 | * SPDX-License-Identifier: MIT |
15fe47e0 | 3 | * |
0235b0db | 4 | * Copyright 2019 Philippe Proulx <pproulx@efficios.com> |
15fe47e0 PP |
5 | */ |
6 | ||
c802cacb SM |
7 | #include <glib.h> |
8 | #include <stdbool.h> | |
9 | #include <stdio.h> | |
10 | ||
11 | #include <babeltrace2/babeltrace.h> | |
12 | ||
aa1a7452 | 13 | #define BT_COMP_LOG_SELF_COMP (trace->fs_sink->self_comp) |
4164020e SM |
14 | #define BT_LOG_OUTPUT_LEVEL (trace->log_level) |
15 | #define BT_LOG_TAG "PLUGIN/SINK.CTF.FS/TRACE" | |
d9c39b0a | 16 | #include "logging/comp-logging.h" |
15fe47e0 | 17 | |
578e048b MJ |
18 | #include "common/assert.h" |
19 | #include "ctfser/ctfser.h" | |
15fe47e0 | 20 | |
087cd0f5 | 21 | #include "fs-sink-stream.hpp" |
c802cacb SM |
22 | #include "fs-sink-trace.hpp" |
23 | #include "fs-sink.hpp" | |
24 | #include "translate-ctf-ir-to-tsdl.hpp" | |
25 | #include "translate-trace-ir-to-ctf-ir.hpp" | |
15fe47e0 PP |
26 | |
27 | /* | |
28 | * Sanitizes `path` so as to: | |
29 | * | |
30 | * * Replace `.` subdirectories with `_`. | |
31 | * * Replace `..` subdirectories with `__`. | |
32 | * * Remove trailing slashes. | |
33 | */ | |
4164020e | 34 | static GString *sanitize_trace_path(const char *path) |
15fe47e0 | 35 | { |
4164020e SM |
36 | GString *san_path = g_string_new(NULL); |
37 | const char *ch = path; | |
38 | bool dir_start = true; | |
39 | ||
40 | BT_ASSERT(san_path); | |
41 | BT_ASSERT(path); | |
42 | ||
43 | while (*ch != '\0') { | |
44 | switch (*ch) { | |
45 | case '/': | |
46 | /* Start of directory */ | |
47 | dir_start = true; | |
48 | g_string_append_c(san_path, *ch); | |
49 | ch++; | |
50 | continue; | |
51 | case '.': | |
52 | if (dir_start) { | |
53 | switch (ch[1]) { | |
54 | case '\0': | |
55 | case '/': | |
56 | /* `.` -> `_` */ | |
57 | g_string_append_c(san_path, '_'); | |
58 | ch++; | |
59 | continue; | |
60 | case '.': | |
61 | switch (ch[2]) { | |
62 | case '\0': | |
63 | case '/': | |
64 | /* `..` -> `__` */ | |
65 | g_string_append(san_path, "__"); | |
66 | ch += 2; | |
67 | continue; | |
68 | default: | |
69 | break; | |
70 | } | |
71 | default: | |
72 | break; | |
73 | } | |
74 | } | |
75 | default: | |
76 | break; | |
77 | } | |
78 | ||
79 | /* Not a special character */ | |
80 | g_string_append_c(san_path, *ch); | |
81 | ch++; | |
82 | dir_start = false; | |
83 | } | |
84 | ||
85 | /* Remove trailing slashes */ | |
86 | while (san_path->len > 0 && san_path->str[san_path->len - 1] == '/') { | |
87 | /* Remove trailing slash */ | |
88 | g_string_set_size(san_path, san_path->len - 1); | |
89 | } | |
90 | ||
91 | if (san_path->len == 0) { | |
92 | /* Looks like there's nothing left: just use `trace` */ | |
93 | g_string_assign(san_path, "trace"); | |
94 | } | |
95 | ||
96 | return san_path; | |
15fe47e0 PP |
97 | } |
98 | ||
be38c486 SM |
99 | /* |
100 | * Find a path based on `path` that doesn't exist yet. First, try `path` | |
101 | * itself, then try with incrementing suffixes. | |
102 | */ | |
103 | ||
4164020e | 104 | static GString *make_unique_trace_path(const char *path) |
15fe47e0 | 105 | { |
4164020e SM |
106 | GString *unique_path; |
107 | unsigned int suffix = 0; | |
15fe47e0 | 108 | |
4164020e | 109 | unique_path = g_string_new(path); |
be38c486 | 110 | |
4164020e SM |
111 | while (g_file_test(unique_path->str, G_FILE_TEST_EXISTS)) { |
112 | g_string_printf(unique_path, "%s-%u", path, suffix); | |
113 | suffix++; | |
114 | } | |
be38c486 | 115 | |
4164020e | 116 | return unique_path; |
be38c486 SM |
117 | } |
118 | ||
f2817f2e PP |
119 | /* |
120 | * Disable `deprecated-declarations` warnings for | |
121 | * lttng_validate_datetime() because we're using `GTimeVal` and | |
122 | * g_time_val_from_iso8601() which are deprecated since GLib 2.56 | |
123 | * (Babeltrace supports older versions too). | |
124 | */ | |
125 | #pragma GCC diagnostic push | |
126 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
127 | ||
be38c486 SM |
128 | /* |
129 | * Validate that the input string `datetime` is an ISO8601-compliant string (the | |
130 | * format used by LTTng in the metadata). | |
131 | */ | |
132 | ||
4164020e | 133 | static int lttng_validate_datetime(const struct fs_sink_trace *trace, const char *datetime) |
be38c486 | 134 | { |
4164020e SM |
135 | GTimeVal tv; |
136 | int ret = -1; | |
137 | ||
138 | /* | |
139 | * We are using g_time_val_from_iso8601, as the safer/more modern | |
140 | * alternative, g_date_time_new_from_iso8601, is only available in | |
141 | * glib >= 2.56, and this is sufficient for our use case of validating | |
142 | * the format. | |
143 | */ | |
144 | if (!g_time_val_from_iso8601(datetime, &tv)) { | |
145 | BT_COMP_LOGI("Couldn't parse datetime as ISO 8601: date=\"%s\"", datetime); | |
146 | goto end; | |
147 | } | |
148 | ||
149 | ret = 0; | |
be38c486 SM |
150 | |
151 | end: | |
4164020e | 152 | return ret; |
be38c486 SM |
153 | } |
154 | ||
f2817f2e PP |
155 | #pragma GCC diagnostic pop |
156 | ||
4164020e SM |
157 | static int append_lttng_trace_path_ust_uid(const struct fs_sink_trace *trace, GString *path, |
158 | const bt_trace *tc) | |
be38c486 | 159 | { |
4164020e SM |
160 | const bt_value *v; |
161 | int ret; | |
be38c486 | 162 | |
4164020e SM |
163 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "tracer_buffering_id"); |
164 | if (!v || !bt_value_is_signed_integer(v)) { | |
165 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_buffering_id\""); | |
166 | goto error; | |
167 | } | |
be38c486 | 168 | |
4164020e | 169 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%" PRId64, bt_value_integer_signed_get(v)); |
be38c486 | 170 | |
4164020e SM |
171 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "architecture_bit_width"); |
172 | if (!v || !bt_value_is_signed_integer(v)) { | |
173 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"architecture_bit_width\""); | |
174 | goto error; | |
175 | } | |
be38c486 | 176 | |
4164020e SM |
177 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%" PRIu64 "-bit", |
178 | bt_value_integer_signed_get(v)); | |
be38c486 | 179 | |
4164020e SM |
180 | ret = 0; |
181 | goto end; | |
be38c486 SM |
182 | |
183 | error: | |
4164020e | 184 | ret = -1; |
be38c486 | 185 | |
15fe47e0 | 186 | end: |
4164020e | 187 | return ret; |
be38c486 SM |
188 | } |
189 | ||
4164020e SM |
190 | static int append_lttng_trace_path_ust_pid(const struct fs_sink_trace *trace, GString *path, |
191 | const bt_trace *tc) | |
be38c486 | 192 | { |
4164020e SM |
193 | const bt_value *v; |
194 | const char *datetime; | |
195 | int ret; | |
be38c486 | 196 | |
4164020e SM |
197 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "procname"); |
198 | if (!v || !bt_value_is_string(v)) { | |
199 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"procname\""); | |
200 | goto error; | |
201 | } | |
be38c486 | 202 | |
4164020e | 203 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%s", bt_value_string_get(v)); |
be38c486 | 204 | |
4164020e SM |
205 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "vpid"); |
206 | if (!v || !bt_value_is_signed_integer(v)) { | |
207 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"vpid\""); | |
208 | goto error; | |
209 | } | |
be38c486 | 210 | |
4164020e | 211 | g_string_append_printf(path, "-%" PRId64, bt_value_integer_signed_get(v)); |
be38c486 | 212 | |
4164020e SM |
213 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "vpid_datetime"); |
214 | if (!v || !bt_value_is_string(v)) { | |
215 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"vpid_datetime\""); | |
216 | goto error; | |
217 | } | |
be38c486 | 218 | |
4164020e | 219 | datetime = bt_value_string_get(v); |
be38c486 | 220 | |
4164020e SM |
221 | if (lttng_validate_datetime(trace, datetime)) { |
222 | goto error; | |
223 | } | |
be38c486 | 224 | |
4164020e | 225 | g_string_append_printf(path, "-%s", datetime); |
be38c486 | 226 | |
4164020e SM |
227 | ret = 0; |
228 | goto end; | |
be38c486 SM |
229 | |
230 | error: | |
4164020e | 231 | ret = -1; |
be38c486 SM |
232 | |
233 | end: | |
4164020e | 234 | return ret; |
be38c486 SM |
235 | } |
236 | ||
237 | /* | |
238 | * Try to build a trace path based on environment values put in the trace | |
239 | * environment by the LTTng tracer, starting with version 2.11. | |
240 | */ | |
4164020e | 241 | static GString *make_lttng_trace_path_rel(const struct fs_sink_trace *trace) |
be38c486 | 242 | { |
4164020e SM |
243 | const bt_value *v; |
244 | const char *tracer_name, *domain, *datetime; | |
245 | int64_t tracer_major, tracer_minor; | |
246 | GString *path; | |
247 | ||
248 | path = g_string_new(NULL); | |
249 | if (!path) { | |
250 | goto error; | |
251 | } | |
252 | ||
253 | v = bt_trace_borrow_environment_entry_value_by_name_const(trace->ir_trace, "tracer_name"); | |
254 | if (!v || !bt_value_is_string(v)) { | |
255 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_name\""); | |
256 | goto error; | |
257 | } | |
258 | ||
259 | tracer_name = bt_value_string_get(v); | |
260 | ||
261 | if (!g_str_equal(tracer_name, "lttng-ust") && !g_str_equal(tracer_name, "lttng-modules")) { | |
262 | BT_COMP_LOGI("Unrecognized tracer name: name=\"%s\"", tracer_name); | |
263 | goto error; | |
264 | } | |
265 | ||
266 | v = bt_trace_borrow_environment_entry_value_by_name_const(trace->ir_trace, "tracer_major"); | |
267 | if (!v || !bt_value_is_signed_integer(v)) { | |
268 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_major\""); | |
269 | goto error; | |
270 | } | |
271 | ||
272 | tracer_major = bt_value_integer_signed_get(v); | |
273 | ||
274 | v = bt_trace_borrow_environment_entry_value_by_name_const(trace->ir_trace, "tracer_minor"); | |
275 | if (!v || !bt_value_is_signed_integer(v)) { | |
276 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_minor\""); | |
277 | goto error; | |
278 | } | |
279 | ||
280 | tracer_minor = bt_value_integer_signed_get(v); | |
281 | ||
282 | if (!(tracer_major >= 3 || (tracer_major == 2 && tracer_minor >= 11))) { | |
283 | BT_COMP_LOGI("Unsupported LTTng version for automatic trace path: major=%" PRId64 | |
284 | ", minor=%" PRId64, | |
285 | tracer_major, tracer_minor); | |
286 | goto error; | |
287 | } | |
288 | ||
289 | v = bt_trace_borrow_environment_entry_value_by_name_const(trace->ir_trace, "hostname"); | |
290 | if (!v || !bt_value_is_string(v)) { | |
291 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_hostname\""); | |
292 | goto error; | |
293 | } | |
294 | ||
295 | g_string_assign(path, bt_value_string_get(v)); | |
296 | ||
297 | v = bt_trace_borrow_environment_entry_value_by_name_const(trace->ir_trace, "trace_name"); | |
298 | if (!v || !bt_value_is_string(v)) { | |
299 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"trace_name\""); | |
300 | goto error; | |
301 | } | |
302 | ||
303 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%s", bt_value_string_get(v)); | |
304 | ||
305 | v = bt_trace_borrow_environment_entry_value_by_name_const(trace->ir_trace, | |
306 | "trace_creation_datetime"); | |
307 | if (!v || !bt_value_is_string(v)) { | |
308 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"trace_creation_datetime\""); | |
309 | goto error; | |
310 | } | |
311 | ||
312 | datetime = bt_value_string_get(v); | |
313 | ||
314 | if (lttng_validate_datetime(trace, datetime)) { | |
315 | goto error; | |
316 | } | |
317 | ||
318 | g_string_append_printf(path, "-%s", datetime); | |
319 | ||
320 | v = bt_trace_borrow_environment_entry_value_by_name_const(trace->ir_trace, "domain"); | |
321 | if (!v || !bt_value_is_string(v)) { | |
322 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"domain\""); | |
323 | goto error; | |
324 | } | |
325 | ||
326 | domain = bt_value_string_get(v); | |
327 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%s", domain); | |
328 | ||
329 | if (g_str_equal(domain, "ust")) { | |
330 | const char *tracer_buffering_scheme; | |
331 | ||
332 | v = bt_trace_borrow_environment_entry_value_by_name_const(trace->ir_trace, | |
333 | "tracer_buffering_scheme"); | |
334 | if (!v || !bt_value_is_string(v)) { | |
335 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_buffering_scheme\""); | |
336 | goto error; | |
337 | } | |
338 | ||
339 | tracer_buffering_scheme = bt_value_string_get(v); | |
340 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%s", tracer_buffering_scheme); | |
341 | ||
342 | if (g_str_equal(tracer_buffering_scheme, "uid")) { | |
343 | if (append_lttng_trace_path_ust_uid(trace, path, trace->ir_trace)) { | |
344 | goto error; | |
345 | } | |
346 | } else if (g_str_equal(tracer_buffering_scheme, "pid")) { | |
347 | if (append_lttng_trace_path_ust_pid(trace, path, trace->ir_trace)) { | |
348 | goto error; | |
349 | } | |
350 | } else { | |
351 | /* Unknown buffering scheme. */ | |
352 | BT_COMP_LOGI("Unknown buffering scheme: tracer_buffering_scheme=\"%s\"", | |
353 | tracer_buffering_scheme); | |
354 | goto error; | |
355 | } | |
356 | } else if (!g_str_equal(domain, "kernel")) { | |
357 | /* Unknown domain. */ | |
358 | BT_COMP_LOGI("Unknown domain: domain=\"%s\"", domain); | |
359 | goto error; | |
360 | } | |
361 | ||
362 | goto end; | |
be38c486 SM |
363 | |
364 | error: | |
4164020e SM |
365 | if (path) { |
366 | g_string_free(path, TRUE); | |
367 | path = NULL; | |
368 | } | |
be38c486 SM |
369 | |
370 | end: | |
4164020e | 371 | return path; |
be38c486 SM |
372 | } |
373 | ||
374 | /* Build the relative output path for `trace`. */ | |
375 | ||
4164020e | 376 | static GString *make_trace_path_rel(const struct fs_sink_trace *trace) |
be38c486 | 377 | { |
4164020e SM |
378 | GString *path = NULL; |
379 | const char *trace_name; | |
be38c486 | 380 | |
4164020e | 381 | BT_ASSERT(!trace->fs_sink->assume_single_trace); |
be38c486 | 382 | |
4164020e SM |
383 | /* First, try to build a path using environment fields written by LTTng. */ |
384 | path = make_lttng_trace_path_rel(trace); | |
385 | if (path) { | |
386 | goto end; | |
387 | } | |
be38c486 | 388 | |
4164020e SM |
389 | /* Otherwise, use the trace name, if available. */ |
390 | trace_name = bt_trace_get_name(trace->ir_trace); | |
391 | if (trace_name) { | |
392 | path = g_string_new(trace_name); | |
393 | goto end; | |
394 | } | |
be38c486 | 395 | |
4164020e SM |
396 | /* Otherwise, use "trace". */ |
397 | path = g_string_new("trace"); | |
be38c486 SM |
398 | |
399 | end: | |
4164020e | 400 | return path; |
15fe47e0 PP |
401 | } |
402 | ||
be38c486 SM |
403 | /* |
404 | * Compute the trace output path for `trace`, rooted at `output_base_directory`. | |
405 | */ | |
406 | ||
4164020e SM |
407 | static GString *make_trace_path(const struct fs_sink_trace *trace, |
408 | const char *output_base_directory) | |
be38c486 | 409 | { |
4164020e SM |
410 | GString *rel_path = NULL; |
411 | GString *rel_path_san = NULL; | |
412 | GString *full_path = NULL; | |
413 | GString *unique_full_path = NULL; | |
414 | ||
415 | if (trace->fs_sink->assume_single_trace) { | |
416 | /* Use output directory directly */ | |
417 | unique_full_path = g_string_new(output_base_directory); | |
418 | if (!unique_full_path) { | |
419 | goto end; | |
420 | } | |
421 | } else { | |
422 | rel_path = make_trace_path_rel(trace); | |
423 | if (!rel_path) { | |
424 | goto end; | |
425 | } | |
426 | ||
427 | rel_path_san = sanitize_trace_path(rel_path->str); | |
428 | if (!rel_path_san) { | |
429 | goto end; | |
430 | } | |
431 | ||
432 | full_path = g_string_new(NULL); | |
433 | if (!full_path) { | |
434 | goto end; | |
435 | } | |
436 | ||
437 | g_string_printf(full_path, "%s" G_DIR_SEPARATOR_S "%s", output_base_directory, | |
438 | rel_path_san->str); | |
439 | ||
440 | unique_full_path = make_unique_trace_path(full_path->str); | |
441 | } | |
be38c486 SM |
442 | |
443 | end: | |
4164020e SM |
444 | if (rel_path) { |
445 | g_string_free(rel_path, TRUE); | |
446 | } | |
be38c486 | 447 | |
4164020e SM |
448 | if (rel_path_san) { |
449 | g_string_free(rel_path_san, TRUE); | |
450 | } | |
be38c486 | 451 | |
4164020e SM |
452 | if (full_path) { |
453 | g_string_free(full_path, TRUE); | |
454 | } | |
be38c486 | 455 | |
4164020e | 456 | return unique_full_path; |
be38c486 SM |
457 | } |
458 | ||
15fe47e0 PP |
459 | void fs_sink_trace_destroy(struct fs_sink_trace *trace) |
460 | { | |
4164020e SM |
461 | GString *tsdl = NULL; |
462 | FILE *fh = NULL; | |
463 | size_t len; | |
464 | ||
465 | if (!trace) { | |
466 | goto end; | |
467 | } | |
468 | ||
469 | if (trace->ir_trace_destruction_listener_id != UINT64_C(-1)) { | |
470 | /* | |
471 | * Remove the destruction listener, otherwise it could | |
472 | * be called in the future, and its private data is this | |
473 | * CTF FS sink trace object which won't exist anymore. | |
474 | */ | |
475 | (void) bt_trace_remove_destruction_listener(trace->ir_trace, | |
476 | trace->ir_trace_destruction_listener_id); | |
477 | trace->ir_trace_destruction_listener_id = UINT64_C(-1); | |
478 | } | |
479 | ||
480 | if (trace->streams) { | |
481 | g_hash_table_destroy(trace->streams); | |
482 | trace->streams = NULL; | |
483 | } | |
484 | ||
485 | tsdl = g_string_new(NULL); | |
486 | BT_ASSERT(tsdl); | |
487 | translate_trace_ctf_ir_to_tsdl(trace->trace, tsdl); | |
488 | ||
489 | BT_ASSERT(trace->metadata_path); | |
490 | fh = fopen(trace->metadata_path->str, "wb"); | |
491 | if (!fh) { | |
492 | BT_COMP_LOGF_ERRNO("In trace destruction listener: " | |
493 | "cannot open metadata file for writing", | |
494 | ": path=\"%s\"", trace->metadata_path->str); | |
495 | bt_common_abort(); | |
496 | } | |
497 | ||
498 | len = fwrite(tsdl->str, sizeof(*tsdl->str), tsdl->len, fh); | |
499 | if (len != tsdl->len) { | |
500 | BT_COMP_LOGF_ERRNO("In trace destruction listener: " | |
501 | "cannot write metadata file", | |
502 | ": path=\"%s\"", trace->metadata_path->str); | |
503 | bt_common_abort(); | |
504 | } | |
505 | ||
506 | if (!trace->fs_sink->quiet) { | |
507 | printf("Created CTF trace `%s`.\n", trace->path->str); | |
508 | } | |
509 | ||
510 | if (trace->path) { | |
511 | g_string_free(trace->path, TRUE); | |
512 | trace->path = NULL; | |
513 | } | |
514 | ||
515 | if (fh) { | |
516 | int ret = fclose(fh); | |
517 | ||
518 | if (ret != 0) { | |
519 | BT_COMP_LOGW_ERRNO("In trace destruction listener: " | |
520 | "cannot close metadata file", | |
521 | ": path=\"%s\"", trace->metadata_path->str); | |
522 | } | |
523 | } | |
524 | ||
525 | g_string_free(trace->metadata_path, TRUE); | |
526 | trace->metadata_path = NULL; | |
527 | ||
528 | fs_sink_ctf_trace_destroy(trace->trace); | |
529 | trace->trace = NULL; | |
530 | g_free(trace); | |
531 | ||
532 | g_string_free(tsdl, TRUE); | |
15fe47e0 | 533 | |
3e83e4f2 | 534 | end: |
4164020e | 535 | return; |
15fe47e0 PP |
536 | } |
537 | ||
4164020e | 538 | static void ir_trace_destruction_listener(const bt_trace *ir_trace, void *data) |
15fe47e0 | 539 | { |
4164020e SM |
540 | struct fs_sink_trace *trace = (fs_sink_trace *) data; |
541 | ||
542 | /* | |
543 | * Prevent bt_trace_remove_destruction_listener() from being | |
544 | * called in fs_sink_trace_destroy(), which is called by | |
545 | * g_hash_table_remove() below. | |
546 | */ | |
547 | trace->ir_trace_destruction_listener_id = UINT64_C(-1); | |
548 | g_hash_table_remove(trace->fs_sink->traces, ir_trace); | |
15fe47e0 PP |
549 | } |
550 | ||
4164020e | 551 | struct fs_sink_trace *fs_sink_trace_create(struct fs_sink_comp *fs_sink, const bt_trace *ir_trace) |
15fe47e0 | 552 | { |
4164020e SM |
553 | int ret; |
554 | struct fs_sink_trace *trace = g_new0(struct fs_sink_trace, 1); | |
555 | bt_trace_add_listener_status trace_status; | |
556 | ||
557 | if (!trace) { | |
558 | goto end; | |
559 | } | |
560 | ||
561 | trace->log_level = fs_sink->log_level; | |
562 | trace->fs_sink = fs_sink; | |
563 | trace->ir_trace = ir_trace; | |
564 | trace->ir_trace_destruction_listener_id = UINT64_C(-1); | |
565 | trace->trace = translate_trace_trace_ir_to_ctf_ir(fs_sink, ir_trace); | |
566 | if (!trace->trace) { | |
567 | goto error; | |
568 | } | |
569 | ||
570 | trace->path = make_trace_path(trace, fs_sink->output_dir_path->str); | |
571 | BT_ASSERT(trace->path); | |
572 | ret = g_mkdir_with_parents(trace->path->str, 0755); | |
573 | if (ret) { | |
574 | BT_COMP_LOGE_ERRNO("Cannot create directories for trace directory", ": path=\"%s\"", | |
575 | trace->path->str); | |
576 | goto error; | |
577 | } | |
578 | ||
579 | trace->metadata_path = g_string_new(trace->path->str); | |
580 | BT_ASSERT(trace->metadata_path); | |
581 | g_string_append(trace->metadata_path, "/metadata"); | |
582 | trace->streams = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, | |
583 | (GDestroyNotify) fs_sink_stream_destroy); | |
584 | BT_ASSERT(trace->streams); | |
585 | trace_status = bt_trace_add_destruction_listener(ir_trace, ir_trace_destruction_listener, trace, | |
586 | &trace->ir_trace_destruction_listener_id); | |
587 | if (trace_status) { | |
588 | goto error; | |
589 | } | |
590 | ||
591 | g_hash_table_insert(fs_sink->traces, (gpointer) ir_trace, trace); | |
592 | goto end; | |
15fe47e0 PP |
593 | |
594 | error: | |
4164020e SM |
595 | fs_sink_trace_destroy(trace); |
596 | trace = NULL; | |
15fe47e0 PP |
597 | |
598 | end: | |
4164020e | 599 | return trace; |
15fe47e0 | 600 | } |