Commit | Line | Data |
---|---|---|
15fe47e0 PP |
1 | /* |
2 | * Copyright 2019 Philippe Proulx <pproulx@efficios.com> | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
5 | * of this software and associated documentation files (the "Software"), to deal | |
6 | * in the Software without restriction, including without limitation the rights | |
7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
8 | * copies of the Software, and to permit persons to whom the Software is | |
9 | * furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
20 | * SOFTWARE. | |
21 | */ | |
22 | ||
aa1a7452 | 23 | #define BT_COMP_LOG_SELF_COMP (trace->fs_sink->self_comp) |
ffa3b2b3 | 24 | #define BT_LOG_OUTPUT_LEVEL (trace->log_level) |
350ad6c1 | 25 | #define BT_LOG_TAG "PLUGIN/SINK.CTF.FS/TRACE" |
d9c39b0a | 26 | #include "logging/comp-logging.h" |
15fe47e0 | 27 | |
3fadfbc0 | 28 | #include <babeltrace2/babeltrace.h> |
15fe47e0 PP |
29 | #include <stdio.h> |
30 | #include <stdbool.h> | |
31 | #include <glib.h> | |
578e048b MJ |
32 | #include "common/assert.h" |
33 | #include "ctfser/ctfser.h" | |
15fe47e0 PP |
34 | |
35 | #include "translate-trace-ir-to-ctf-ir.h" | |
36 | #include "translate-ctf-ir-to-tsdl.h" | |
37 | #include "fs-sink.h" | |
38 | #include "fs-sink-trace.h" | |
39 | #include "fs-sink-stream.h" | |
40 | ||
41 | /* | |
42 | * Sanitizes `path` so as to: | |
43 | * | |
44 | * * Replace `.` subdirectories with `_`. | |
45 | * * Replace `..` subdirectories with `__`. | |
46 | * * Remove trailing slashes. | |
47 | */ | |
48 | static | |
49 | GString *sanitize_trace_path(const char *path) | |
50 | { | |
51 | GString *san_path = g_string_new(NULL); | |
52 | const char *ch = path; | |
53 | bool dir_start = true; | |
54 | ||
55 | BT_ASSERT(san_path); | |
56 | BT_ASSERT(path); | |
57 | ||
58 | while (*ch != '\0') { | |
59 | switch (*ch) { | |
60 | case '/': | |
61 | /* Start of directory */ | |
62 | dir_start = true; | |
63 | g_string_append_c(san_path, *ch); | |
64 | ch++; | |
65 | continue; | |
66 | case '.': | |
67 | if (dir_start) { | |
68 | switch (ch[1]) { | |
69 | case '\0': | |
70 | case '/': | |
71 | /* `.` -> `_` */ | |
72 | g_string_append_c(san_path, '_'); | |
73 | ch++; | |
74 | continue; | |
75 | case '.': | |
76 | switch (ch[2]) { | |
77 | case '\0': | |
78 | case '/': | |
79 | /* `..` -> `__` */ | |
80 | g_string_append(san_path, "__"); | |
81 | ch += 2; | |
82 | continue; | |
83 | default: | |
84 | break; | |
85 | } | |
86 | default: | |
87 | break; | |
88 | } | |
89 | } | |
90 | default: | |
91 | break; | |
92 | } | |
93 | ||
94 | /* Not a special character */ | |
95 | g_string_append_c(san_path, *ch); | |
96 | ch++; | |
97 | dir_start = false; | |
98 | } | |
99 | ||
100 | /* Remove trailing slashes */ | |
101 | while (san_path->len > 0 && | |
102 | san_path->str[san_path->len - 1] == '/') { | |
103 | /* Remove trailing slash */ | |
104 | g_string_set_size(san_path, san_path->len - 1); | |
105 | } | |
106 | ||
107 | if (san_path->len == 0) { | |
108 | /* Looks like there's nothing left: just use `trace` */ | |
109 | g_string_assign(san_path, "trace"); | |
110 | } | |
111 | ||
112 | return san_path; | |
113 | } | |
114 | ||
be38c486 SM |
115 | /* |
116 | * Find a path based on `path` that doesn't exist yet. First, try `path` | |
117 | * itself, then try with incrementing suffixes. | |
118 | */ | |
119 | ||
15fe47e0 | 120 | static |
be38c486 | 121 | GString *make_unique_trace_path(const char *path) |
15fe47e0 | 122 | { |
be38c486 | 123 | GString *unique_path; |
15fe47e0 PP |
124 | unsigned int suffix = 0; |
125 | ||
be38c486 SM |
126 | unique_path = g_string_new(path); |
127 | ||
128 | while (g_file_test(unique_path->str, G_FILE_TEST_EXISTS)) { | |
129 | g_string_printf(unique_path, "%s-%u", path, suffix); | |
130 | suffix++; | |
131 | } | |
132 | ||
133 | return unique_path; | |
134 | } | |
135 | ||
f2817f2e PP |
136 | /* |
137 | * Disable `deprecated-declarations` warnings for | |
138 | * lttng_validate_datetime() because we're using `GTimeVal` and | |
139 | * g_time_val_from_iso8601() which are deprecated since GLib 2.56 | |
140 | * (Babeltrace supports older versions too). | |
141 | */ | |
142 | #pragma GCC diagnostic push | |
143 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
144 | ||
be38c486 SM |
145 | /* |
146 | * Validate that the input string `datetime` is an ISO8601-compliant string (the | |
147 | * format used by LTTng in the metadata). | |
148 | */ | |
149 | ||
150 | static | |
ffa3b2b3 PP |
151 | int lttng_validate_datetime(const struct fs_sink_trace *trace, |
152 | const char *datetime) | |
be38c486 | 153 | { |
5ec1bd5c | 154 | GTimeVal tv; |
be38c486 SM |
155 | int ret = -1; |
156 | ||
5ec1bd5c SM |
157 | /* |
158 | * We are using g_time_val_from_iso8601, as the safer/more modern | |
159 | * alternative, g_date_time_new_from_iso8601, is only available in | |
160 | * glib >= 2.56, and this is sufficient for our use case of validating | |
161 | * the format. | |
162 | */ | |
163 | if (!g_time_val_from_iso8601(datetime, &tv)) { | |
aa1a7452 | 164 | BT_COMP_LOGI("Couldn't parse datetime as ISO 8601: date=\"%s\"", datetime); |
be38c486 SM |
165 | goto end; |
166 | } | |
15fe47e0 | 167 | |
be38c486 SM |
168 | ret = 0; |
169 | ||
170 | end: | |
be38c486 SM |
171 | return ret; |
172 | } | |
173 | ||
f2817f2e PP |
174 | #pragma GCC diagnostic pop |
175 | ||
be38c486 | 176 | static |
ffa3b2b3 | 177 | int append_lttng_trace_path_ust_uid(const struct fs_sink_trace *trace, |
335a2da5 | 178 | GString *path, const bt_trace *tc) |
be38c486 SM |
179 | { |
180 | const bt_value *v; | |
181 | int ret; | |
182 | ||
335a2da5 | 183 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "tracer_buffering_id"); |
fdd3a2da | 184 | if (!v || !bt_value_is_signed_integer(v)) { |
aa1a7452 | 185 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_buffering_id\""); |
be38c486 SM |
186 | goto error; |
187 | } | |
188 | ||
fdd3a2da | 189 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%" PRId64, |
9c08c816 | 190 | bt_value_integer_signed_get(v)); |
be38c486 | 191 | |
4a543d06 | 192 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "architecture_bit_width"); |
fdd3a2da | 193 | if (!v || !bt_value_is_signed_integer(v)) { |
4a543d06 | 194 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"architecture_bit_width\""); |
be38c486 SM |
195 | goto error; |
196 | } | |
197 | ||
fdd3a2da | 198 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%" PRIu64 "-bit", |
9c08c816 | 199 | bt_value_integer_signed_get(v)); |
be38c486 SM |
200 | |
201 | ret = 0; | |
202 | goto end; | |
203 | ||
204 | error: | |
205 | ret = -1; | |
206 | ||
15fe47e0 | 207 | end: |
be38c486 SM |
208 | return ret; |
209 | } | |
210 | ||
211 | static | |
ffa3b2b3 | 212 | int append_lttng_trace_path_ust_pid(const struct fs_sink_trace *trace, |
335a2da5 | 213 | GString *path, const bt_trace *tc) |
be38c486 SM |
214 | { |
215 | const bt_value *v; | |
216 | const char *datetime; | |
217 | int ret; | |
218 | ||
335a2da5 | 219 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "procname"); |
be38c486 | 220 | if (!v || !bt_value_is_string(v)) { |
aa1a7452 | 221 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"procname\""); |
be38c486 SM |
222 | goto error; |
223 | } | |
224 | ||
225 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%s", bt_value_string_get(v)); | |
226 | ||
335a2da5 | 227 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "vpid"); |
fdd3a2da | 228 | if (!v || !bt_value_is_signed_integer(v)) { |
aa1a7452 | 229 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"vpid\""); |
be38c486 SM |
230 | goto error; |
231 | } | |
232 | ||
9c08c816 | 233 | g_string_append_printf(path, "-%" PRId64, bt_value_integer_signed_get(v)); |
be38c486 | 234 | |
335a2da5 | 235 | v = bt_trace_borrow_environment_entry_value_by_name_const(tc, "vpid_datetime"); |
be38c486 | 236 | if (!v || !bt_value_is_string(v)) { |
aa1a7452 | 237 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"vpid_datetime\""); |
be38c486 SM |
238 | goto error; |
239 | } | |
240 | ||
241 | datetime = bt_value_string_get(v); | |
242 | ||
ffa3b2b3 | 243 | if (lttng_validate_datetime(trace, datetime)) { |
be38c486 SM |
244 | goto error; |
245 | } | |
246 | ||
247 | g_string_append_printf(path, "-%s", datetime); | |
248 | ||
249 | ret = 0; | |
250 | goto end; | |
251 | ||
252 | error: | |
253 | ret = -1; | |
254 | ||
255 | end: | |
256 | return ret; | |
257 | } | |
258 | ||
259 | /* | |
260 | * Try to build a trace path based on environment values put in the trace | |
261 | * environment by the LTTng tracer, starting with version 2.11. | |
262 | */ | |
263 | static | |
264 | GString *make_lttng_trace_path_rel(const struct fs_sink_trace *trace) | |
265 | { | |
be38c486 SM |
266 | const bt_value *v; |
267 | const char *tracer_name, *domain, *datetime; | |
268 | int64_t tracer_major, tracer_minor; | |
269 | GString *path; | |
270 | ||
271 | path = g_string_new(NULL); | |
272 | if (!path) { | |
273 | goto error; | |
274 | } | |
275 | ||
335a2da5 PP |
276 | v = bt_trace_borrow_environment_entry_value_by_name_const( |
277 | trace->ir_trace, "tracer_name"); | |
be38c486 | 278 | if (!v || !bt_value_is_string(v)) { |
aa1a7452 | 279 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_name\""); |
be38c486 SM |
280 | goto error; |
281 | } | |
282 | ||
283 | tracer_name = bt_value_string_get(v); | |
284 | ||
285 | if (!g_str_equal(tracer_name, "lttng-ust") | |
286 | && !g_str_equal(tracer_name, "lttng-modules")) { | |
aa1a7452 | 287 | BT_COMP_LOGI("Unrecognized tracer name: name=\"%s\"", tracer_name); |
be38c486 | 288 | goto error; |
15fe47e0 PP |
289 | } |
290 | ||
335a2da5 PP |
291 | v = bt_trace_borrow_environment_entry_value_by_name_const( |
292 | trace->ir_trace, "tracer_major"); | |
fdd3a2da | 293 | if (!v || !bt_value_is_signed_integer(v)) { |
aa1a7452 | 294 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_major\""); |
be38c486 SM |
295 | goto error; |
296 | } | |
297 | ||
9c08c816 | 298 | tracer_major = bt_value_integer_signed_get(v); |
be38c486 | 299 | |
335a2da5 PP |
300 | v = bt_trace_borrow_environment_entry_value_by_name_const( |
301 | trace->ir_trace, "tracer_minor"); | |
fdd3a2da | 302 | if (!v || !bt_value_is_signed_integer(v)) { |
aa1a7452 | 303 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_minor\""); |
be38c486 SM |
304 | goto error; |
305 | } | |
306 | ||
9c08c816 | 307 | tracer_minor = bt_value_integer_signed_get(v); |
be38c486 SM |
308 | |
309 | if (!(tracer_major >= 3 || (tracer_major == 2 && tracer_minor >= 11))) { | |
aa1a7452 | 310 | BT_COMP_LOGI("Unsupported LTTng version for automatic trace path: major=%" PRId64 ", minor=%" PRId64, |
be38c486 SM |
311 | tracer_major, tracer_minor); |
312 | goto error; | |
313 | } | |
314 | ||
335a2da5 PP |
315 | v = bt_trace_borrow_environment_entry_value_by_name_const( |
316 | trace->ir_trace, "hostname"); | |
be38c486 | 317 | if (!v || !bt_value_is_string(v)) { |
aa1a7452 | 318 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_hostname\""); |
be38c486 SM |
319 | goto error; |
320 | } | |
321 | ||
322 | g_string_assign(path, bt_value_string_get(v)); | |
323 | ||
335a2da5 PP |
324 | v = bt_trace_borrow_environment_entry_value_by_name_const( |
325 | trace->ir_trace, "trace_name"); | |
be38c486 | 326 | if (!v || !bt_value_is_string(v)) { |
aa1a7452 | 327 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"trace_name\""); |
be38c486 SM |
328 | goto error; |
329 | } | |
330 | ||
331 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%s", bt_value_string_get(v)); | |
332 | ||
335a2da5 PP |
333 | v = bt_trace_borrow_environment_entry_value_by_name_const( |
334 | trace->ir_trace, "trace_creation_datetime"); | |
be38c486 | 335 | if (!v || !bt_value_is_string(v)) { |
aa1a7452 | 336 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"trace_creation_datetime\""); |
be38c486 SM |
337 | goto error; |
338 | } | |
339 | ||
340 | datetime = bt_value_string_get(v); | |
341 | ||
ffa3b2b3 | 342 | if (lttng_validate_datetime(trace, datetime)) { |
be38c486 SM |
343 | goto error; |
344 | } | |
345 | ||
346 | g_string_append_printf(path, "-%s", datetime); | |
347 | ||
335a2da5 PP |
348 | v = bt_trace_borrow_environment_entry_value_by_name_const( |
349 | trace->ir_trace, "domain"); | |
be38c486 | 350 | if (!v || !bt_value_is_string(v)) { |
aa1a7452 | 351 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"domain\""); |
be38c486 SM |
352 | goto error; |
353 | } | |
354 | ||
355 | domain = bt_value_string_get(v); | |
356 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%s", domain); | |
357 | ||
358 | if (g_str_equal(domain, "ust")) { | |
359 | const char *tracer_buffering_scheme; | |
360 | ||
335a2da5 PP |
361 | v = bt_trace_borrow_environment_entry_value_by_name_const( |
362 | trace->ir_trace, "tracer_buffering_scheme"); | |
be38c486 | 363 | if (!v || !bt_value_is_string(v)) { |
aa1a7452 | 364 | BT_COMP_LOGI_STR("Couldn't get environment value: name=\"tracer_buffering_scheme\""); |
be38c486 SM |
365 | goto error; |
366 | } | |
367 | ||
368 | tracer_buffering_scheme = bt_value_string_get(v); | |
369 | g_string_append_printf(path, G_DIR_SEPARATOR_S "%s", tracer_buffering_scheme); | |
370 | ||
371 | if (g_str_equal(tracer_buffering_scheme, "uid")) { | |
335a2da5 PP |
372 | if (append_lttng_trace_path_ust_uid(trace, path, |
373 | trace->ir_trace)) { | |
be38c486 SM |
374 | goto error; |
375 | } | |
376 | } else if (g_str_equal(tracer_buffering_scheme, "pid")){ | |
335a2da5 PP |
377 | if (append_lttng_trace_path_ust_pid(trace, path, |
378 | trace->ir_trace)) { | |
be38c486 SM |
379 | goto error; |
380 | } | |
381 | } else { | |
382 | /* Unknown buffering scheme. */ | |
aa1a7452 | 383 | BT_COMP_LOGI("Unknown buffering scheme: tracer_buffering_scheme=\"%s\"", tracer_buffering_scheme); |
be38c486 SM |
384 | goto error; |
385 | } | |
386 | } else if (!g_str_equal(domain, "kernel")) { | |
387 | /* Unknown domain. */ | |
aa1a7452 | 388 | BT_COMP_LOGI("Unknown domain: domain=\"%s\"", domain); |
be38c486 SM |
389 | goto error; |
390 | } | |
391 | ||
392 | goto end; | |
393 | ||
394 | error: | |
395 | if (path) { | |
396 | g_string_free(path, TRUE); | |
397 | path = NULL; | |
398 | } | |
399 | ||
400 | end: | |
401 | return path; | |
402 | } | |
403 | ||
404 | /* Build the relative output path for `trace`. */ | |
405 | ||
406 | static | |
407 | GString *make_trace_path_rel(const struct fs_sink_trace *trace) | |
408 | { | |
409 | GString *path = NULL; | |
410 | ||
411 | if (trace->fs_sink->assume_single_trace) { | |
412 | /* Use output directory directly */ | |
413 | path = g_string_new(""); | |
414 | goto end; | |
415 | } | |
416 | ||
417 | /* First, try to build a path using environment fields written by LTTng. */ | |
418 | path = make_lttng_trace_path_rel(trace); | |
419 | if (path) { | |
420 | goto end; | |
421 | } | |
422 | ||
423 | /* Otherwise, use the trace name, if available. */ | |
424 | const char *trace_name = bt_trace_get_name(trace->ir_trace); | |
425 | if (trace_name) { | |
426 | path = g_string_new(trace_name); | |
427 | goto end; | |
428 | } | |
429 | ||
430 | /* Otherwise, use "trace". */ | |
431 | path = g_string_new("trace"); | |
432 | ||
433 | end: | |
15fe47e0 PP |
434 | return path; |
435 | } | |
436 | ||
be38c486 SM |
437 | /* |
438 | * Compute the trace output path for `trace`, rooted at `output_base_directory`. | |
439 | */ | |
440 | ||
441 | static | |
442 | GString *make_trace_path(const struct fs_sink_trace *trace, const char *output_base_directory) | |
443 | { | |
444 | GString *rel_path = NULL; | |
445 | GString *rel_path_san = NULL; | |
446 | GString *full_path = NULL; | |
447 | GString *unique_full_path = NULL; | |
448 | ||
449 | rel_path = make_trace_path_rel(trace); | |
450 | if (!rel_path) { | |
451 | goto end; | |
452 | } | |
453 | ||
454 | rel_path_san = sanitize_trace_path(rel_path->str); | |
455 | if (!rel_path_san) { | |
456 | goto end; | |
457 | } | |
458 | ||
459 | full_path = g_string_new(NULL); | |
460 | if (!full_path) { | |
461 | goto end; | |
462 | } | |
463 | ||
464 | g_string_printf(full_path, "%s" G_DIR_SEPARATOR_S "%s", | |
465 | output_base_directory, rel_path_san->str); | |
466 | ||
467 | unique_full_path = make_unique_trace_path(full_path->str); | |
468 | ||
469 | end: | |
470 | if (rel_path) { | |
471 | g_string_free(rel_path, TRUE); | |
472 | } | |
473 | ||
474 | if (rel_path_san) { | |
475 | g_string_free(rel_path_san, TRUE); | |
476 | } | |
477 | ||
478 | if (full_path) { | |
479 | g_string_free(full_path, TRUE); | |
480 | } | |
481 | ||
482 | return unique_full_path; | |
483 | } | |
484 | ||
15fe47e0 PP |
485 | BT_HIDDEN |
486 | void fs_sink_trace_destroy(struct fs_sink_trace *trace) | |
487 | { | |
488 | GString *tsdl = NULL; | |
489 | FILE *fh = NULL; | |
490 | size_t len; | |
491 | ||
492 | if (!trace) { | |
493 | goto end; | |
494 | } | |
495 | ||
496 | if (trace->ir_trace_destruction_listener_id != UINT64_C(-1)) { | |
497 | /* | |
498 | * Remove the destruction listener, otherwise it could | |
499 | * be called in the future, and its private data is this | |
500 | * CTF FS sink trace object which won't exist anymore. | |
501 | */ | |
502 | (void) bt_trace_remove_destruction_listener(trace->ir_trace, | |
503 | trace->ir_trace_destruction_listener_id); | |
504 | trace->ir_trace_destruction_listener_id = UINT64_C(-1); | |
505 | } | |
506 | ||
507 | if (trace->streams) { | |
508 | g_hash_table_destroy(trace->streams); | |
509 | trace->streams = NULL; | |
510 | } | |
511 | ||
512 | tsdl = g_string_new(NULL); | |
513 | BT_ASSERT(tsdl); | |
335a2da5 | 514 | translate_trace_ctf_ir_to_tsdl(trace->trace, tsdl); |
20078f92 FD |
515 | |
516 | BT_ASSERT(trace->metadata_path); | |
15fe47e0 PP |
517 | fh = fopen(trace->metadata_path->str, "wb"); |
518 | if (!fh) { | |
aa1a7452 | 519 | BT_COMP_LOGF_ERRNO("In trace destruction listener: " |
c6eb0200 | 520 | "cannot open metadata file for writing", |
15fe47e0 PP |
521 | ": path=\"%s\"", trace->metadata_path->str); |
522 | abort(); | |
523 | } | |
524 | ||
525 | len = fwrite(tsdl->str, sizeof(*tsdl->str), tsdl->len, fh); | |
526 | if (len != tsdl->len) { | |
aa1a7452 | 527 | BT_COMP_LOGF_ERRNO("In trace destruction listener: " |
c6eb0200 | 528 | "cannot write metadata file", |
15fe47e0 PP |
529 | ": path=\"%s\"", trace->metadata_path->str); |
530 | abort(); | |
531 | } | |
532 | ||
533 | if (!trace->fs_sink->quiet) { | |
534 | printf("Created CTF trace `%s`.\n", trace->path->str); | |
535 | } | |
536 | ||
537 | if (trace->path) { | |
538 | g_string_free(trace->path, TRUE); | |
539 | trace->path = NULL; | |
540 | } | |
541 | ||
15fe47e0 PP |
542 | if (fh) { |
543 | int ret = fclose(fh); | |
544 | ||
545 | if (ret != 0) { | |
aa1a7452 | 546 | BT_COMP_LOGW_ERRNO("In trace destruction listener: " |
c6eb0200 | 547 | "cannot close metadata file", |
15fe47e0 PP |
548 | ": path=\"%s\"", trace->metadata_path->str); |
549 | } | |
550 | } | |
551 | ||
3e83e4f2 FD |
552 | g_string_free(trace->metadata_path, TRUE); |
553 | trace->metadata_path = NULL; | |
554 | ||
555 | fs_sink_ctf_trace_destroy(trace->trace); | |
556 | trace->trace = NULL; | |
557 | g_free(trace); | |
558 | ||
57c48dcf | 559 | g_string_free(tsdl, TRUE); |
15fe47e0 | 560 | |
3e83e4f2 | 561 | end: |
15fe47e0 PP |
562 | return; |
563 | } | |
564 | ||
565 | static | |
566 | void ir_trace_destruction_listener(const bt_trace *ir_trace, void *data) | |
567 | { | |
568 | struct fs_sink_trace *trace = data; | |
569 | ||
570 | /* | |
571 | * Prevent bt_trace_remove_destruction_listener() from being | |
572 | * called in fs_sink_trace_destroy(), which is called by | |
573 | * g_hash_table_remove() below. | |
574 | */ | |
575 | trace->ir_trace_destruction_listener_id = UINT64_C(-1); | |
576 | g_hash_table_remove(trace->fs_sink->traces, ir_trace); | |
577 | } | |
578 | ||
579 | BT_HIDDEN | |
580 | struct fs_sink_trace *fs_sink_trace_create(struct fs_sink_comp *fs_sink, | |
581 | const bt_trace *ir_trace) | |
582 | { | |
583 | int ret; | |
584 | struct fs_sink_trace *trace = g_new0(struct fs_sink_trace, 1); | |
d24d5663 | 585 | bt_trace_add_listener_status trace_status; |
15fe47e0 PP |
586 | |
587 | if (!trace) { | |
588 | goto end; | |
589 | } | |
590 | ||
ffa3b2b3 | 591 | trace->log_level = fs_sink->log_level; |
15fe47e0 PP |
592 | trace->fs_sink = fs_sink; |
593 | trace->ir_trace = ir_trace; | |
594 | trace->ir_trace_destruction_listener_id = UINT64_C(-1); | |
335a2da5 PP |
595 | trace->trace = translate_trace_trace_ir_to_ctf_ir(fs_sink, ir_trace); |
596 | if (!trace->trace) { | |
15fe47e0 PP |
597 | goto error; |
598 | } | |
599 | ||
be38c486 | 600 | trace->path = make_trace_path(trace, fs_sink->output_dir_path->str); |
15fe47e0 PP |
601 | BT_ASSERT(trace->path); |
602 | ret = g_mkdir_with_parents(trace->path->str, 0755); | |
603 | if (ret) { | |
aa1a7452 | 604 | BT_COMP_LOGE_ERRNO("Cannot create directories for trace directory", |
15fe47e0 PP |
605 | ": path=\"%s\"", trace->path->str); |
606 | goto error; | |
607 | } | |
608 | ||
609 | trace->metadata_path = g_string_new(trace->path->str); | |
610 | BT_ASSERT(trace->metadata_path); | |
611 | g_string_append(trace->metadata_path, "/metadata"); | |
612 | trace->streams = g_hash_table_new_full(g_direct_hash, g_direct_equal, | |
613 | NULL, (GDestroyNotify) fs_sink_stream_destroy); | |
614 | BT_ASSERT(trace->streams); | |
615 | trace_status = bt_trace_add_destruction_listener(ir_trace, | |
616 | ir_trace_destruction_listener, trace, | |
617 | &trace->ir_trace_destruction_listener_id); | |
618 | if (trace_status) { | |
619 | goto error; | |
620 | } | |
621 | ||
622 | g_hash_table_insert(fs_sink->traces, (gpointer) ir_trace, trace); | |
623 | goto end; | |
624 | ||
625 | error: | |
626 | fs_sink_trace_destroy(trace); | |
627 | trace = NULL; | |
628 | ||
629 | end: | |
630 | return trace; | |
631 | } |