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1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ | |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2015 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
22 | #include <sys/xattr.h> | |
23 | ||
24 | #include "strv.h" | |
25 | #include "import-job.h" | |
26 | ||
27 | ImportJob* import_job_unref(ImportJob *j) { | |
28 | if (!j) | |
29 | return NULL; | |
30 | ||
31 | curl_glue_remove_and_free(j->glue, j->curl); | |
32 | curl_slist_free_all(j->request_header); | |
33 | ||
34 | safe_close(j->disk_fd); | |
35 | ||
36 | if (j->compressed == IMPORT_JOB_XZ) | |
37 | lzma_end(&j->xz); | |
38 | else if (j->compressed == IMPORT_JOB_GZIP) | |
39 | inflateEnd(&j->gzip); | |
40 | ||
41 | if (j->checksum_context) | |
42 | gcry_md_close(j->checksum_context); | |
43 | ||
44 | free(j->url); | |
45 | free(j->etag); | |
46 | strv_free(j->old_etags); | |
47 | free(j->payload); | |
48 | free(j->checksum); | |
49 | ||
50 | free(j); | |
51 | ||
52 | return NULL; | |
53 | } | |
54 | ||
55 | static void import_job_finish(ImportJob *j, int ret) { | |
56 | assert(j); | |
57 | ||
58 | if (j->state == IMPORT_JOB_DONE || | |
59 | j->state == IMPORT_JOB_FAILED) | |
60 | return; | |
61 | ||
62 | if (ret == 0) { | |
63 | j->state = IMPORT_JOB_DONE; | |
64 | log_info("Download of %s complete.", j->url); | |
65 | } else { | |
66 | j->state = IMPORT_JOB_FAILED; | |
67 | j->error = ret; | |
68 | } | |
69 | ||
70 | if (j->on_finished) | |
71 | j->on_finished(j); | |
72 | } | |
73 | ||
74 | void import_job_curl_on_finished(CurlGlue *g, CURL *curl, CURLcode result) { | |
75 | ImportJob *j = NULL; | |
76 | CURLcode code; | |
77 | long status; | |
78 | int r; | |
79 | ||
80 | if (curl_easy_getinfo(curl, CURLINFO_PRIVATE, &j) != CURLE_OK) | |
81 | return; | |
82 | ||
83 | if (!j || j->state == IMPORT_JOB_DONE || j->state == IMPORT_JOB_FAILED) | |
84 | return; | |
85 | ||
86 | if (result != CURLE_OK) { | |
87 | log_error("Transfer failed: %s", curl_easy_strerror(result)); | |
88 | r = -EIO; | |
89 | goto finish; | |
90 | } | |
91 | ||
92 | code = curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &status); | |
93 | if (code != CURLE_OK) { | |
94 | log_error("Failed to retrieve response code: %s", curl_easy_strerror(code)); | |
95 | r = -EIO; | |
96 | goto finish; | |
97 | } else if (status == 304) { | |
98 | log_info("Image already downloaded. Skipping download."); | |
99 | j->etag_exists = true; | |
100 | r = 0; | |
101 | goto finish; | |
102 | } else if (status >= 300) { | |
103 | log_error("HTTP request to %s failed with code %li.", j->url, status); | |
104 | r = -EIO; | |
105 | goto finish; | |
106 | } else if (status < 200) { | |
107 | log_error("HTTP request to %s finished with unexpected code %li.", j->url, status); | |
108 | r = -EIO; | |
109 | goto finish; | |
110 | } | |
111 | ||
112 | if (j->state != IMPORT_JOB_RUNNING) { | |
113 | log_error("Premature connection termination."); | |
114 | r = -EIO; | |
115 | goto finish; | |
116 | } | |
117 | ||
118 | if (j->content_length != (uint64_t) -1 && | |
119 | j->content_length != j->written_compressed) { | |
120 | log_error("Download truncated."); | |
121 | r = -EIO; | |
122 | goto finish; | |
123 | } | |
124 | ||
125 | if (j->checksum_context) { | |
126 | uint8_t *k; | |
127 | ||
128 | k = gcry_md_read(j->checksum_context, GCRY_MD_SHA256); | |
129 | if (!k) { | |
130 | log_error("Failed to get checksum."); | |
131 | r = -EIO; | |
132 | goto finish; | |
133 | } | |
134 | ||
135 | j->checksum = hexmem(k, gcry_md_get_algo_dlen(GCRY_MD_SHA256)); | |
136 | if (!j->checksum) { | |
137 | r = log_oom(); | |
138 | goto finish; | |
139 | } | |
140 | ||
141 | log_debug("SHA256 of %s is %s.", j->url, j->checksum); | |
142 | } | |
143 | ||
144 | if (j->disk_fd >= 0 && j->allow_sparse) { | |
145 | /* Make sure the file size is right, in case the file was | |
146 | * sparse and we just seeked for the last part */ | |
147 | ||
148 | if (ftruncate(j->disk_fd, j->written_uncompressed) < 0) { | |
149 | log_error_errno(errno, "Failed to truncate file: %m"); | |
150 | r = -errno; | |
151 | goto finish; | |
152 | } | |
153 | ||
154 | if (j->etag) | |
155 | (void) fsetxattr(j->disk_fd, "user.source_etag", j->etag, strlen(j->etag), 0); | |
156 | if (j->url) | |
157 | (void) fsetxattr(j->disk_fd, "user.source_url", j->url, strlen(j->url), 0); | |
158 | ||
159 | if (j->mtime != 0) { | |
160 | struct timespec ut[2]; | |
161 | ||
162 | timespec_store(&ut[0], j->mtime); | |
163 | ut[1] = ut[0]; | |
164 | (void) futimens(j->disk_fd, ut); | |
165 | ||
166 | (void) fd_setcrtime(j->disk_fd, j->mtime); | |
167 | } | |
168 | } | |
169 | ||
170 | r = 0; | |
171 | ||
172 | finish: | |
173 | import_job_finish(j, r); | |
174 | } | |
175 | ||
176 | static int import_job_write_uncompressed(ImportJob *j, void *p, size_t sz) { | |
177 | ssize_t n; | |
178 | ||
179 | assert(j); | |
180 | assert(p); | |
181 | assert(sz > 0); | |
182 | ||
183 | if (j->written_uncompressed + sz < j->written_uncompressed) { | |
184 | log_error("File too large, overflow"); | |
185 | return -EOVERFLOW; | |
186 | } | |
187 | ||
188 | if (j->written_uncompressed + sz > j->uncompressed_max) { | |
189 | log_error("File overly large, refusing"); | |
190 | return -EFBIG; | |
191 | } | |
192 | ||
193 | if (j->disk_fd >= 0) { | |
194 | ||
195 | if (j->allow_sparse) | |
196 | n = sparse_write(j->disk_fd, p, sz, 64); | |
197 | else | |
198 | n = write(j->disk_fd, p, sz); | |
199 | if (n < 0) { | |
200 | log_error_errno(errno, "Failed to write file: %m"); | |
201 | return -errno; | |
202 | } | |
203 | if ((size_t) n < sz) { | |
204 | log_error("Short write"); | |
205 | return -EIO; | |
206 | } | |
207 | } else { | |
208 | ||
209 | if (!GREEDY_REALLOC(j->payload, j->payload_allocated, j->payload_size + sz)) | |
210 | return log_oom(); | |
211 | ||
212 | memcpy((uint8_t*) j->payload + j->payload_size, p, sz); | |
213 | j->payload_size += sz; | |
214 | } | |
215 | ||
216 | j->written_uncompressed += sz; | |
217 | ||
218 | return 0; | |
219 | } | |
220 | ||
221 | static int import_job_write_compressed(ImportJob *j, void *p, size_t sz) { | |
222 | int r; | |
223 | ||
224 | assert(j); | |
225 | assert(p); | |
226 | assert(sz > 0); | |
227 | ||
228 | if (j->written_compressed + sz < j->written_compressed) { | |
229 | log_error("File too large, overflow"); | |
230 | return -EOVERFLOW; | |
231 | } | |
232 | ||
233 | if (j->written_compressed + sz > j->compressed_max) { | |
234 | log_error("File overly large, refusing."); | |
235 | return -EFBIG; | |
236 | } | |
237 | ||
238 | if (j->content_length != (uint64_t) -1 && | |
239 | j->written_compressed + sz > j->content_length) { | |
240 | log_error("Content length incorrect."); | |
241 | return -EFBIG; | |
242 | } | |
243 | ||
244 | if (j->checksum_context) | |
245 | gcry_md_write(j->checksum_context, p, sz); | |
246 | ||
247 | switch (j->compressed) { | |
248 | ||
249 | case IMPORT_JOB_UNCOMPRESSED: | |
250 | r = import_job_write_uncompressed(j, p, sz); | |
251 | if (r < 0) | |
252 | return r; | |
253 | ||
254 | break; | |
255 | ||
256 | case IMPORT_JOB_XZ: | |
257 | j->xz.next_in = p; | |
258 | j->xz.avail_in = sz; | |
259 | ||
260 | while (j->xz.avail_in > 0) { | |
261 | uint8_t buffer[16 * 1024]; | |
262 | lzma_ret lzr; | |
263 | ||
264 | j->xz.next_out = buffer; | |
265 | j->xz.avail_out = sizeof(buffer); | |
266 | ||
267 | lzr = lzma_code(&j->xz, LZMA_RUN); | |
268 | if (lzr != LZMA_OK && lzr != LZMA_STREAM_END) { | |
269 | log_error("Decompression error."); | |
270 | return -EIO; | |
271 | } | |
272 | ||
273 | r = import_job_write_uncompressed(j, buffer, sizeof(buffer) - j->xz.avail_out); | |
274 | if (r < 0) | |
275 | return r; | |
276 | } | |
277 | ||
278 | break; | |
279 | ||
280 | case IMPORT_JOB_GZIP: | |
281 | j->gzip.next_in = p; | |
282 | j->gzip.avail_in = sz; | |
283 | ||
284 | while (j->gzip.avail_in > 0) { | |
285 | uint8_t buffer[16 * 1024]; | |
286 | ||
287 | j->gzip.next_out = buffer; | |
288 | j->gzip.avail_out = sizeof(buffer); | |
289 | ||
290 | r = inflate(&j->gzip, Z_NO_FLUSH); | |
291 | if (r != Z_OK && r != Z_STREAM_END) { | |
292 | log_error("Decompression error."); | |
293 | return -EIO; | |
294 | } | |
295 | ||
296 | r = import_job_write_uncompressed(j, buffer, sizeof(buffer) - j->gzip.avail_out); | |
297 | if (r < 0) | |
298 | return r; | |
299 | } | |
300 | ||
301 | break; | |
302 | ||
303 | default: | |
304 | assert_not_reached("Unknown compression"); | |
305 | } | |
306 | ||
307 | j->written_compressed += sz; | |
308 | ||
309 | return 0; | |
310 | } | |
311 | ||
312 | static int import_job_open_disk(ImportJob *j) { | |
313 | int r; | |
314 | ||
315 | assert(j); | |
316 | ||
317 | if (j->on_open_disk) { | |
318 | r = j->on_open_disk(j); | |
319 | if (r < 0) | |
320 | return r; | |
321 | } | |
322 | ||
323 | if (j->disk_fd >= 0) { | |
324 | /* Check if we can do sparse files */ | |
325 | ||
326 | if (lseek(j->disk_fd, SEEK_SET, 0) == 0) | |
327 | j->allow_sparse = true; | |
328 | else { | |
329 | if (errno != ESPIPE) | |
330 | return log_error_errno(errno, "Failed to seek on file descriptor: %m"); | |
331 | ||
332 | j->allow_sparse = false; | |
333 | } | |
334 | } | |
335 | ||
336 | if (j->calc_checksum) { | |
337 | if (gcry_md_open(&j->checksum_context, GCRY_MD_SHA256, 0) != 0) { | |
338 | log_error("Failed to initialize hash context."); | |
339 | return -EIO; | |
340 | } | |
341 | } | |
342 | ||
343 | return 0; | |
344 | } | |
345 | ||
346 | static int import_job_detect_compression(ImportJob *j) { | |
347 | static const uint8_t xz_signature[] = { | |
348 | 0xfd, '7', 'z', 'X', 'Z', 0x00 | |
349 | }; | |
350 | static const uint8_t gzip_signature[] = { | |
351 | 0x1f, 0x8b | |
352 | }; | |
353 | ||
354 | _cleanup_free_ uint8_t *stub = NULL; | |
355 | size_t stub_size; | |
356 | ||
357 | int r; | |
358 | ||
359 | assert(j); | |
360 | ||
361 | if (j->payload_size < MAX(sizeof(xz_signature), sizeof(gzip_signature))) | |
362 | return 0; | |
363 | ||
364 | if (memcmp(j->payload, xz_signature, sizeof(xz_signature)) == 0) | |
365 | j->compressed = IMPORT_JOB_XZ; | |
366 | else if (memcmp(j->payload, gzip_signature, sizeof(gzip_signature)) == 0) | |
367 | j->compressed = IMPORT_JOB_GZIP; | |
368 | else | |
369 | j->compressed = IMPORT_JOB_UNCOMPRESSED; | |
370 | ||
371 | log_debug("Stream is XZ compressed: %s", yes_no(j->compressed == IMPORT_JOB_XZ)); | |
372 | log_debug("Stream is GZIP compressed: %s", yes_no(j->compressed == IMPORT_JOB_GZIP)); | |
373 | ||
374 | if (j->compressed == IMPORT_JOB_XZ) { | |
375 | lzma_ret xzr; | |
376 | ||
377 | xzr = lzma_stream_decoder(&j->xz, UINT64_MAX, LZMA_TELL_UNSUPPORTED_CHECK); | |
378 | if (xzr != LZMA_OK) { | |
379 | log_error("Failed to initialize XZ decoder."); | |
380 | return -EIO; | |
381 | } | |
382 | } | |
383 | if (j->compressed == IMPORT_JOB_GZIP) { | |
384 | r = inflateInit2(&j->gzip, 15+16); | |
385 | if (r != Z_OK) { | |
386 | log_error("Failed to initialize gzip decoder."); | |
387 | return -EIO; | |
388 | } | |
389 | } | |
390 | ||
391 | r = import_job_open_disk(j); | |
392 | if (r < 0) | |
393 | return r; | |
394 | ||
395 | /* Now, take the payload we read so far, and decompress it */ | |
396 | stub = j->payload; | |
397 | stub_size = j->payload_size; | |
398 | ||
399 | j->payload = NULL; | |
400 | j->payload_size = 0; | |
401 | j->payload_allocated = 0; | |
402 | ||
403 | j->state = IMPORT_JOB_RUNNING; | |
404 | ||
405 | r = import_job_write_compressed(j, stub, stub_size); | |
406 | if (r < 0) | |
407 | return r; | |
408 | ||
409 | return 0; | |
410 | } | |
411 | ||
412 | static size_t import_job_write_callback(void *contents, size_t size, size_t nmemb, void *userdata) { | |
413 | ImportJob *j = userdata; | |
414 | size_t sz = size * nmemb; | |
415 | int r; | |
416 | ||
417 | assert(contents); | |
418 | assert(j); | |
419 | ||
420 | switch (j->state) { | |
421 | ||
422 | case IMPORT_JOB_ANALYZING: | |
423 | /* Let's first check what it actually is */ | |
424 | ||
425 | if (!GREEDY_REALLOC(j->payload, j->payload_allocated, j->payload_size + sz)) { | |
426 | r = log_oom(); | |
427 | goto fail; | |
428 | } | |
429 | ||
430 | memcpy((uint8_t*) j->payload + j->payload_size, contents, sz); | |
431 | j->payload_size += sz; | |
432 | ||
433 | r = import_job_detect_compression(j); | |
434 | if (r < 0) | |
435 | goto fail; | |
436 | ||
437 | break; | |
438 | ||
439 | case IMPORT_JOB_RUNNING: | |
440 | ||
441 | r = import_job_write_compressed(j, contents, sz); | |
442 | if (r < 0) | |
443 | goto fail; | |
444 | ||
445 | break; | |
446 | ||
447 | case IMPORT_JOB_DONE: | |
448 | case IMPORT_JOB_FAILED: | |
449 | r = -ESTALE; | |
450 | goto fail; | |
451 | ||
452 | default: | |
453 | assert_not_reached("Impossible state."); | |
454 | } | |
455 | ||
456 | return sz; | |
457 | ||
458 | fail: | |
459 | import_job_finish(j, r); | |
460 | return 0; | |
461 | } | |
462 | ||
463 | static size_t import_job_header_callback(void *contents, size_t size, size_t nmemb, void *userdata) { | |
464 | ImportJob *j = userdata; | |
465 | size_t sz = size * nmemb; | |
466 | _cleanup_free_ char *length = NULL, *last_modified = NULL; | |
467 | char *etag; | |
468 | int r; | |
469 | ||
470 | assert(contents); | |
471 | assert(j); | |
472 | ||
473 | if (j->state == IMPORT_JOB_DONE || j->state == IMPORT_JOB_FAILED) { | |
474 | r = -ESTALE; | |
475 | goto fail; | |
476 | } | |
477 | ||
478 | assert(j->state == IMPORT_JOB_ANALYZING); | |
479 | ||
480 | r = curl_header_strdup(contents, sz, "ETag:", &etag); | |
481 | if (r < 0) { | |
482 | log_oom(); | |
483 | goto fail; | |
484 | } | |
485 | if (r > 0) { | |
486 | free(j->etag); | |
487 | j->etag = etag; | |
488 | ||
489 | if (strv_contains(j->old_etags, j->etag)) { | |
490 | log_info("Image already downloaded. Skipping download."); | |
491 | j->etag_exists = true; | |
492 | import_job_finish(j, 0); | |
493 | return sz; | |
494 | } | |
495 | ||
496 | return sz; | |
497 | } | |
498 | ||
499 | r = curl_header_strdup(contents, sz, "Content-Length:", &length); | |
500 | if (r < 0) { | |
501 | log_oom(); | |
502 | goto fail; | |
503 | } | |
504 | if (r > 0) { | |
505 | (void) safe_atou64(length, &j->content_length); | |
506 | ||
507 | if (j->content_length != (uint64_t) -1) { | |
508 | char bytes[FORMAT_BYTES_MAX]; | |
509 | ||
510 | if (j->content_length > j->compressed_max) { | |
511 | log_error("Content too large."); | |
512 | r = -EFBIG; | |
513 | goto fail; | |
514 | } | |
515 | ||
516 | log_info("Downloading %s for %s.", format_bytes(bytes, sizeof(bytes), j->content_length), j->url); | |
517 | } | |
518 | ||
519 | return sz; | |
520 | } | |
521 | ||
522 | r = curl_header_strdup(contents, sz, "Last-Modified:", &last_modified); | |
523 | if (r < 0) { | |
524 | log_oom(); | |
525 | goto fail; | |
526 | } | |
527 | if (r > 0) { | |
528 | (void) curl_parse_http_time(last_modified, &j->mtime); | |
529 | return sz; | |
530 | } | |
531 | ||
532 | return sz; | |
533 | ||
534 | fail: | |
535 | import_job_finish(j, r); | |
536 | return 0; | |
537 | } | |
538 | ||
539 | static int import_job_progress_callback(void *userdata, curl_off_t dltotal, curl_off_t dlnow, curl_off_t ultotal, curl_off_t ulnow) { | |
540 | ImportJob *j = userdata; | |
541 | unsigned percent; | |
542 | usec_t n; | |
543 | ||
544 | assert(j); | |
545 | ||
546 | if (dltotal <= 0) | |
547 | return 0; | |
548 | ||
549 | percent = ((100 * dlnow) / dltotal); | |
550 | n = now(CLOCK_MONOTONIC); | |
551 | ||
552 | if (n > j->last_status_usec + USEC_PER_SEC && | |
553 | percent != j->progress_percent && | |
554 | dlnow < dltotal) { | |
555 | char buf[FORMAT_TIMESPAN_MAX]; | |
556 | ||
557 | if (n - j->start_usec > USEC_PER_SEC && dlnow > 0) { | |
558 | char y[FORMAT_BYTES_MAX]; | |
559 | usec_t left, done; | |
560 | ||
561 | done = n - j->start_usec; | |
562 | left = (usec_t) (((double) done * (double) dltotal) / dlnow) - done; | |
563 | ||
564 | log_info("Got %u%% of %s. %s left at %s/s.", | |
565 | percent, | |
566 | j->url, | |
567 | format_timespan(buf, sizeof(buf), left, USEC_PER_SEC), | |
568 | format_bytes(y, sizeof(y), (uint64_t) ((double) dlnow / ((double) done / (double) USEC_PER_SEC)))); | |
569 | } else | |
570 | log_info("Got %u%% of %s.", percent, j->url); | |
571 | ||
572 | j->progress_percent = percent; | |
573 | j->last_status_usec = n; | |
574 | } | |
575 | ||
576 | return 0; | |
577 | } | |
578 | ||
579 | int import_job_new(ImportJob **ret, const char *url, CurlGlue *glue, void *userdata) { | |
580 | _cleanup_(import_job_unrefp) ImportJob *j = NULL; | |
581 | ||
582 | assert(url); | |
583 | assert(glue); | |
584 | assert(ret); | |
585 | ||
586 | j = new0(ImportJob, 1); | |
587 | if (!j) | |
588 | return -ENOMEM; | |
589 | ||
590 | j->state = IMPORT_JOB_INIT; | |
591 | j->disk_fd = -1; | |
592 | j->userdata = userdata; | |
593 | j->glue = glue; | |
594 | j->content_length = (uint64_t) -1; | |
595 | j->start_usec = now(CLOCK_MONOTONIC); | |
596 | j->compressed_max = j->uncompressed_max = 8LLU * 1024LLU * 1024LLU * 1024LLU; /* 8GB */ | |
597 | ||
598 | j->url = strdup(url); | |
599 | if (!j->url) | |
600 | return -ENOMEM; | |
601 | ||
602 | *ret = j; | |
603 | j = NULL; | |
604 | ||
605 | return 0; | |
606 | } | |
607 | ||
608 | int import_job_begin(ImportJob *j) { | |
609 | int r; | |
610 | ||
611 | assert(j); | |
612 | ||
613 | if (j->state != IMPORT_JOB_INIT) | |
614 | return -EBUSY; | |
615 | ||
616 | r = curl_glue_make(&j->curl, j->url, j); | |
617 | if (r < 0) | |
618 | return r; | |
619 | ||
620 | if (!strv_isempty(j->old_etags)) { | |
621 | _cleanup_free_ char *cc = NULL, *hdr = NULL; | |
622 | ||
623 | cc = strv_join(j->old_etags, ", "); | |
624 | if (!cc) | |
625 | return -ENOMEM; | |
626 | ||
627 | hdr = strappend("If-None-Match: ", cc); | |
628 | if (!hdr) | |
629 | return -ENOMEM; | |
630 | ||
631 | j->request_header = curl_slist_new(hdr, NULL); | |
632 | if (!j->request_header) | |
633 | return -ENOMEM; | |
634 | ||
635 | if (curl_easy_setopt(j->curl, CURLOPT_HTTPHEADER, j->request_header) != CURLE_OK) | |
636 | return -EIO; | |
637 | } | |
638 | ||
639 | if (curl_easy_setopt(j->curl, CURLOPT_WRITEFUNCTION, import_job_write_callback) != CURLE_OK) | |
640 | return -EIO; | |
641 | ||
642 | if (curl_easy_setopt(j->curl, CURLOPT_WRITEDATA, j) != CURLE_OK) | |
643 | return -EIO; | |
644 | ||
645 | if (curl_easy_setopt(j->curl, CURLOPT_HEADERFUNCTION, import_job_header_callback) != CURLE_OK) | |
646 | return -EIO; | |
647 | ||
648 | if (curl_easy_setopt(j->curl, CURLOPT_HEADERDATA, j) != CURLE_OK) | |
649 | return -EIO; | |
650 | ||
651 | if (curl_easy_setopt(j->curl, CURLOPT_XFERINFOFUNCTION, import_job_progress_callback) != CURLE_OK) | |
652 | return -EIO; | |
653 | ||
654 | if (curl_easy_setopt(j->curl, CURLOPT_XFERINFODATA, j) != CURLE_OK) | |
655 | return -EIO; | |
656 | ||
657 | if (curl_easy_setopt(j->curl, CURLOPT_NOPROGRESS, 0) != CURLE_OK) | |
658 | return -EIO; | |
659 | ||
660 | r = curl_glue_add(j->glue, j->curl); | |
661 | if (r < 0) | |
662 | return r; | |
663 | ||
664 | j->state = IMPORT_JOB_ANALYZING; | |
665 | ||
666 | return 0; | |
667 | } |