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1 | #include "cache.h" | |
2 | #include "transport.h" | |
3 | #include "run-command.h" | |
4 | #include "pkt-line.h" | |
5 | #include "fetch-pack.h" | |
6 | #include "remote.h" | |
7 | #include "connect.h" | |
8 | #include "send-pack.h" | |
9 | #include "walker.h" | |
10 | #include "bundle.h" | |
11 | #include "dir.h" | |
12 | #include "refs.h" | |
13 | #include "branch.h" | |
14 | #include "url.h" | |
15 | #include "submodule.h" | |
16 | #include "string-list.h" | |
17 | #include "sha1-array.h" | |
18 | #include "sigchain.h" | |
19 | ||
20 | static void set_upstreams(struct transport *transport, struct ref *refs, | |
21 | int pretend) | |
22 | { | |
23 | struct ref *ref; | |
24 | for (ref = refs; ref; ref = ref->next) { | |
25 | const char *localname; | |
26 | const char *tmp; | |
27 | const char *remotename; | |
28 | unsigned char sha[20]; | |
29 | int flag = 0; | |
30 | /* | |
31 | * Check suitability for tracking. Must be successful / | |
32 | * already up-to-date ref create/modify (not delete). | |
33 | */ | |
34 | if (ref->status != REF_STATUS_OK && | |
35 | ref->status != REF_STATUS_UPTODATE) | |
36 | continue; | |
37 | if (!ref->peer_ref) | |
38 | continue; | |
39 | if (is_null_oid(&ref->new_oid)) | |
40 | continue; | |
41 | ||
42 | /* Follow symbolic refs (mainly for HEAD). */ | |
43 | localname = ref->peer_ref->name; | |
44 | remotename = ref->name; | |
45 | tmp = resolve_ref_unsafe(localname, RESOLVE_REF_READING, | |
46 | sha, &flag); | |
47 | if (tmp && flag & REF_ISSYMREF && | |
48 | starts_with(tmp, "refs/heads/")) | |
49 | localname = tmp; | |
50 | ||
51 | /* Both source and destination must be local branches. */ | |
52 | if (!localname || !starts_with(localname, "refs/heads/")) | |
53 | continue; | |
54 | if (!remotename || !starts_with(remotename, "refs/heads/")) | |
55 | continue; | |
56 | ||
57 | if (!pretend) | |
58 | install_branch_config(BRANCH_CONFIG_VERBOSE, | |
59 | localname + 11, transport->remote->name, | |
60 | remotename); | |
61 | else | |
62 | printf(_("Would set upstream of '%s' to '%s' of '%s'\n"), | |
63 | localname + 11, remotename + 11, | |
64 | transport->remote->name); | |
65 | } | |
66 | } | |
67 | ||
68 | struct bundle_transport_data { | |
69 | int fd; | |
70 | struct bundle_header header; | |
71 | }; | |
72 | ||
73 | static struct ref *get_refs_from_bundle(struct transport *transport, int for_push) | |
74 | { | |
75 | struct bundle_transport_data *data = transport->data; | |
76 | struct ref *result = NULL; | |
77 | int i; | |
78 | ||
79 | if (for_push) | |
80 | return NULL; | |
81 | ||
82 | if (data->fd > 0) | |
83 | close(data->fd); | |
84 | data->fd = read_bundle_header(transport->url, &data->header); | |
85 | if (data->fd < 0) | |
86 | die ("Could not read bundle '%s'.", transport->url); | |
87 | for (i = 0; i < data->header.references.nr; i++) { | |
88 | struct ref_list_entry *e = data->header.references.list + i; | |
89 | struct ref *ref = alloc_ref(e->name); | |
90 | hashcpy(ref->old_oid.hash, e->sha1); | |
91 | ref->next = result; | |
92 | result = ref; | |
93 | } | |
94 | return result; | |
95 | } | |
96 | ||
97 | static int fetch_refs_from_bundle(struct transport *transport, | |
98 | int nr_heads, struct ref **to_fetch) | |
99 | { | |
100 | struct bundle_transport_data *data = transport->data; | |
101 | return unbundle(&data->header, data->fd, | |
102 | transport->progress ? BUNDLE_VERBOSE : 0); | |
103 | } | |
104 | ||
105 | static int close_bundle(struct transport *transport) | |
106 | { | |
107 | struct bundle_transport_data *data = transport->data; | |
108 | if (data->fd > 0) | |
109 | close(data->fd); | |
110 | free(data); | |
111 | return 0; | |
112 | } | |
113 | ||
114 | struct git_transport_data { | |
115 | struct git_transport_options options; | |
116 | struct child_process *conn; | |
117 | int fd[2]; | |
118 | unsigned got_remote_heads : 1; | |
119 | struct sha1_array extra_have; | |
120 | struct sha1_array shallow; | |
121 | }; | |
122 | ||
123 | static int set_git_option(struct git_transport_options *opts, | |
124 | const char *name, const char *value) | |
125 | { | |
126 | if (!strcmp(name, TRANS_OPT_UPLOADPACK)) { | |
127 | opts->uploadpack = value; | |
128 | return 0; | |
129 | } else if (!strcmp(name, TRANS_OPT_RECEIVEPACK)) { | |
130 | opts->receivepack = value; | |
131 | return 0; | |
132 | } else if (!strcmp(name, TRANS_OPT_THIN)) { | |
133 | opts->thin = !!value; | |
134 | return 0; | |
135 | } else if (!strcmp(name, TRANS_OPT_FOLLOWTAGS)) { | |
136 | opts->followtags = !!value; | |
137 | return 0; | |
138 | } else if (!strcmp(name, TRANS_OPT_KEEP)) { | |
139 | opts->keep = !!value; | |
140 | return 0; | |
141 | } else if (!strcmp(name, TRANS_OPT_UPDATE_SHALLOW)) { | |
142 | opts->update_shallow = !!value; | |
143 | return 0; | |
144 | } else if (!strcmp(name, TRANS_OPT_DEPTH)) { | |
145 | if (!value) | |
146 | opts->depth = 0; | |
147 | else { | |
148 | char *end; | |
149 | opts->depth = strtol(value, &end, 0); | |
150 | if (*end) | |
151 | die(_("transport: invalid depth option '%s'"), value); | |
152 | } | |
153 | return 0; | |
154 | } else if (!strcmp(name, TRANS_OPT_DEEPEN_SINCE)) { | |
155 | opts->deepen_since = value; | |
156 | return 0; | |
157 | } else if (!strcmp(name, TRANS_OPT_DEEPEN_NOT)) { | |
158 | opts->deepen_not = (const struct string_list *)value; | |
159 | return 0; | |
160 | } else if (!strcmp(name, TRANS_OPT_DEEPEN_RELATIVE)) { | |
161 | opts->deepen_relative = !!value; | |
162 | return 0; | |
163 | } | |
164 | return 1; | |
165 | } | |
166 | ||
167 | static int connect_setup(struct transport *transport, int for_push) | |
168 | { | |
169 | struct git_transport_data *data = transport->data; | |
170 | int flags = transport->verbose > 0 ? CONNECT_VERBOSE : 0; | |
171 | ||
172 | if (data->conn) | |
173 | return 0; | |
174 | ||
175 | switch (transport->family) { | |
176 | case TRANSPORT_FAMILY_ALL: break; | |
177 | case TRANSPORT_FAMILY_IPV4: flags |= CONNECT_IPV4; break; | |
178 | case TRANSPORT_FAMILY_IPV6: flags |= CONNECT_IPV6; break; | |
179 | } | |
180 | ||
181 | data->conn = git_connect(data->fd, transport->url, | |
182 | for_push ? data->options.receivepack : | |
183 | data->options.uploadpack, | |
184 | flags); | |
185 | ||
186 | return 0; | |
187 | } | |
188 | ||
189 | static struct ref *get_refs_via_connect(struct transport *transport, int for_push) | |
190 | { | |
191 | struct git_transport_data *data = transport->data; | |
192 | struct ref *refs; | |
193 | ||
194 | connect_setup(transport, for_push); | |
195 | get_remote_heads(data->fd[0], NULL, 0, &refs, | |
196 | for_push ? REF_NORMAL : 0, | |
197 | &data->extra_have, | |
198 | &data->shallow); | |
199 | data->got_remote_heads = 1; | |
200 | ||
201 | return refs; | |
202 | } | |
203 | ||
204 | static int fetch_refs_via_pack(struct transport *transport, | |
205 | int nr_heads, struct ref **to_fetch) | |
206 | { | |
207 | struct git_transport_data *data = transport->data; | |
208 | struct ref *refs; | |
209 | char *dest = xstrdup(transport->url); | |
210 | struct fetch_pack_args args; | |
211 | struct ref *refs_tmp = NULL; | |
212 | ||
213 | memset(&args, 0, sizeof(args)); | |
214 | args.uploadpack = data->options.uploadpack; | |
215 | args.keep_pack = data->options.keep; | |
216 | args.lock_pack = 1; | |
217 | args.use_thin_pack = data->options.thin; | |
218 | args.include_tag = data->options.followtags; | |
219 | args.verbose = (transport->verbose > 1); | |
220 | args.quiet = (transport->verbose < 0); | |
221 | args.no_progress = !transport->progress; | |
222 | args.depth = data->options.depth; | |
223 | args.deepen_since = data->options.deepen_since; | |
224 | args.deepen_not = data->options.deepen_not; | |
225 | args.deepen_relative = data->options.deepen_relative; | |
226 | args.check_self_contained_and_connected = | |
227 | data->options.check_self_contained_and_connected; | |
228 | args.cloning = transport->cloning; | |
229 | args.update_shallow = data->options.update_shallow; | |
230 | ||
231 | if (!data->got_remote_heads) { | |
232 | connect_setup(transport, 0); | |
233 | get_remote_heads(data->fd[0], NULL, 0, &refs_tmp, 0, | |
234 | NULL, &data->shallow); | |
235 | data->got_remote_heads = 1; | |
236 | } | |
237 | ||
238 | refs = fetch_pack(&args, data->fd, data->conn, | |
239 | refs_tmp ? refs_tmp : transport->remote_refs, | |
240 | dest, to_fetch, nr_heads, &data->shallow, | |
241 | &transport->pack_lockfile); | |
242 | close(data->fd[0]); | |
243 | close(data->fd[1]); | |
244 | if (finish_connect(data->conn)) { | |
245 | free_refs(refs); | |
246 | refs = NULL; | |
247 | } | |
248 | data->conn = NULL; | |
249 | data->got_remote_heads = 0; | |
250 | data->options.self_contained_and_connected = | |
251 | args.self_contained_and_connected; | |
252 | ||
253 | free_refs(refs_tmp); | |
254 | free_refs(refs); | |
255 | free(dest); | |
256 | return (refs ? 0 : -1); | |
257 | } | |
258 | ||
259 | static int push_had_errors(struct ref *ref) | |
260 | { | |
261 | for (; ref; ref = ref->next) { | |
262 | switch (ref->status) { | |
263 | case REF_STATUS_NONE: | |
264 | case REF_STATUS_UPTODATE: | |
265 | case REF_STATUS_OK: | |
266 | break; | |
267 | default: | |
268 | return 1; | |
269 | } | |
270 | } | |
271 | return 0; | |
272 | } | |
273 | ||
274 | int transport_refs_pushed(struct ref *ref) | |
275 | { | |
276 | for (; ref; ref = ref->next) { | |
277 | switch(ref->status) { | |
278 | case REF_STATUS_NONE: | |
279 | case REF_STATUS_UPTODATE: | |
280 | break; | |
281 | default: | |
282 | return 1; | |
283 | } | |
284 | } | |
285 | return 0; | |
286 | } | |
287 | ||
288 | void transport_update_tracking_ref(struct remote *remote, struct ref *ref, int verbose) | |
289 | { | |
290 | struct refspec rs; | |
291 | ||
292 | if (ref->status != REF_STATUS_OK && ref->status != REF_STATUS_UPTODATE) | |
293 | return; | |
294 | ||
295 | rs.src = ref->name; | |
296 | rs.dst = NULL; | |
297 | ||
298 | if (!remote_find_tracking(remote, &rs)) { | |
299 | if (verbose) | |
300 | fprintf(stderr, "updating local tracking ref '%s'\n", rs.dst); | |
301 | if (ref->deletion) { | |
302 | delete_ref(rs.dst, NULL, 0); | |
303 | } else | |
304 | update_ref("update by push", rs.dst, | |
305 | ref->new_oid.hash, NULL, 0, 0); | |
306 | free(rs.dst); | |
307 | } | |
308 | } | |
309 | ||
310 | static void print_ref_status(char flag, const char *summary, | |
311 | struct ref *to, struct ref *from, const char *msg, | |
312 | int porcelain, int summary_width) | |
313 | { | |
314 | if (porcelain) { | |
315 | if (from) | |
316 | fprintf(stdout, "%c\t%s:%s\t", flag, from->name, to->name); | |
317 | else | |
318 | fprintf(stdout, "%c\t:%s\t", flag, to->name); | |
319 | if (msg) | |
320 | fprintf(stdout, "%s (%s)\n", summary, msg); | |
321 | else | |
322 | fprintf(stdout, "%s\n", summary); | |
323 | } else { | |
324 | fprintf(stderr, " %c %-*s ", flag, summary_width, summary); | |
325 | if (from) | |
326 | fprintf(stderr, "%s -> %s", prettify_refname(from->name), prettify_refname(to->name)); | |
327 | else | |
328 | fputs(prettify_refname(to->name), stderr); | |
329 | if (msg) { | |
330 | fputs(" (", stderr); | |
331 | fputs(msg, stderr); | |
332 | fputc(')', stderr); | |
333 | } | |
334 | fputc('\n', stderr); | |
335 | } | |
336 | } | |
337 | ||
338 | static void print_ok_ref_status(struct ref *ref, int porcelain, int summary_width) | |
339 | { | |
340 | if (ref->deletion) | |
341 | print_ref_status('-', "[deleted]", ref, NULL, NULL, | |
342 | porcelain, summary_width); | |
343 | else if (is_null_oid(&ref->old_oid)) | |
344 | print_ref_status('*', | |
345 | (starts_with(ref->name, "refs/tags/") ? "[new tag]" : | |
346 | "[new branch]"), | |
347 | ref, ref->peer_ref, NULL, porcelain, summary_width); | |
348 | else { | |
349 | struct strbuf quickref = STRBUF_INIT; | |
350 | char type; | |
351 | const char *msg; | |
352 | ||
353 | strbuf_add_unique_abbrev(&quickref, ref->old_oid.hash, | |
354 | DEFAULT_ABBREV); | |
355 | if (ref->forced_update) { | |
356 | strbuf_addstr(&quickref, "..."); | |
357 | type = '+'; | |
358 | msg = "forced update"; | |
359 | } else { | |
360 | strbuf_addstr(&quickref, ".."); | |
361 | type = ' '; | |
362 | msg = NULL; | |
363 | } | |
364 | strbuf_add_unique_abbrev(&quickref, ref->new_oid.hash, | |
365 | DEFAULT_ABBREV); | |
366 | ||
367 | print_ref_status(type, quickref.buf, ref, ref->peer_ref, msg, | |
368 | porcelain, summary_width); | |
369 | strbuf_release(&quickref); | |
370 | } | |
371 | } | |
372 | ||
373 | static int print_one_push_status(struct ref *ref, const char *dest, int count, | |
374 | int porcelain, int summary_width) | |
375 | { | |
376 | if (!count) { | |
377 | char *url = transport_anonymize_url(dest); | |
378 | fprintf(porcelain ? stdout : stderr, "To %s\n", url); | |
379 | free(url); | |
380 | } | |
381 | ||
382 | switch(ref->status) { | |
383 | case REF_STATUS_NONE: | |
384 | print_ref_status('X', "[no match]", ref, NULL, NULL, | |
385 | porcelain, summary_width); | |
386 | break; | |
387 | case REF_STATUS_REJECT_NODELETE: | |
388 | print_ref_status('!', "[rejected]", ref, NULL, | |
389 | "remote does not support deleting refs", | |
390 | porcelain, summary_width); | |
391 | break; | |
392 | case REF_STATUS_UPTODATE: | |
393 | print_ref_status('=', "[up to date]", ref, | |
394 | ref->peer_ref, NULL, porcelain, summary_width); | |
395 | break; | |
396 | case REF_STATUS_REJECT_NONFASTFORWARD: | |
397 | print_ref_status('!', "[rejected]", ref, ref->peer_ref, | |
398 | "non-fast-forward", porcelain, summary_width); | |
399 | break; | |
400 | case REF_STATUS_REJECT_ALREADY_EXISTS: | |
401 | print_ref_status('!', "[rejected]", ref, ref->peer_ref, | |
402 | "already exists", porcelain, summary_width); | |
403 | break; | |
404 | case REF_STATUS_REJECT_FETCH_FIRST: | |
405 | print_ref_status('!', "[rejected]", ref, ref->peer_ref, | |
406 | "fetch first", porcelain, summary_width); | |
407 | break; | |
408 | case REF_STATUS_REJECT_NEEDS_FORCE: | |
409 | print_ref_status('!', "[rejected]", ref, ref->peer_ref, | |
410 | "needs force", porcelain, summary_width); | |
411 | break; | |
412 | case REF_STATUS_REJECT_STALE: | |
413 | print_ref_status('!', "[rejected]", ref, ref->peer_ref, | |
414 | "stale info", porcelain, summary_width); | |
415 | break; | |
416 | case REF_STATUS_REJECT_SHALLOW: | |
417 | print_ref_status('!', "[rejected]", ref, ref->peer_ref, | |
418 | "new shallow roots not allowed", | |
419 | porcelain, summary_width); | |
420 | break; | |
421 | case REF_STATUS_REMOTE_REJECT: | |
422 | print_ref_status('!', "[remote rejected]", ref, | |
423 | ref->deletion ? NULL : ref->peer_ref, | |
424 | ref->remote_status, porcelain, summary_width); | |
425 | break; | |
426 | case REF_STATUS_EXPECTING_REPORT: | |
427 | print_ref_status('!', "[remote failure]", ref, | |
428 | ref->deletion ? NULL : ref->peer_ref, | |
429 | "remote failed to report status", | |
430 | porcelain, summary_width); | |
431 | break; | |
432 | case REF_STATUS_ATOMIC_PUSH_FAILED: | |
433 | print_ref_status('!', "[rejected]", ref, ref->peer_ref, | |
434 | "atomic push failed", porcelain, summary_width); | |
435 | break; | |
436 | case REF_STATUS_OK: | |
437 | print_ok_ref_status(ref, porcelain, summary_width); | |
438 | break; | |
439 | } | |
440 | ||
441 | return 1; | |
442 | } | |
443 | ||
444 | static int measure_abbrev(const struct object_id *oid, int sofar) | |
445 | { | |
446 | char hex[GIT_SHA1_HEXSZ + 1]; | |
447 | int w = find_unique_abbrev_r(hex, oid->hash, DEFAULT_ABBREV); | |
448 | ||
449 | return (w < sofar) ? sofar : w; | |
450 | } | |
451 | ||
452 | int transport_summary_width(const struct ref *refs) | |
453 | { | |
454 | int maxw = -1; | |
455 | ||
456 | for (; refs; refs = refs->next) { | |
457 | maxw = measure_abbrev(&refs->old_oid, maxw); | |
458 | maxw = measure_abbrev(&refs->new_oid, maxw); | |
459 | } | |
460 | if (maxw < 0) | |
461 | maxw = FALLBACK_DEFAULT_ABBREV; | |
462 | return (2 * maxw + 3); | |
463 | } | |
464 | ||
465 | void transport_print_push_status(const char *dest, struct ref *refs, | |
466 | int verbose, int porcelain, unsigned int *reject_reasons) | |
467 | { | |
468 | struct ref *ref; | |
469 | int n = 0; | |
470 | unsigned char head_sha1[20]; | |
471 | char *head; | |
472 | int summary_width = transport_summary_width(refs); | |
473 | ||
474 | head = resolve_refdup("HEAD", RESOLVE_REF_READING, head_sha1, NULL); | |
475 | ||
476 | if (verbose) { | |
477 | for (ref = refs; ref; ref = ref->next) | |
478 | if (ref->status == REF_STATUS_UPTODATE) | |
479 | n += print_one_push_status(ref, dest, n, | |
480 | porcelain, summary_width); | |
481 | } | |
482 | ||
483 | for (ref = refs; ref; ref = ref->next) | |
484 | if (ref->status == REF_STATUS_OK) | |
485 | n += print_one_push_status(ref, dest, n, | |
486 | porcelain, summary_width); | |
487 | ||
488 | *reject_reasons = 0; | |
489 | for (ref = refs; ref; ref = ref->next) { | |
490 | if (ref->status != REF_STATUS_NONE && | |
491 | ref->status != REF_STATUS_UPTODATE && | |
492 | ref->status != REF_STATUS_OK) | |
493 | n += print_one_push_status(ref, dest, n, | |
494 | porcelain, summary_width); | |
495 | if (ref->status == REF_STATUS_REJECT_NONFASTFORWARD) { | |
496 | if (head != NULL && !strcmp(head, ref->name)) | |
497 | *reject_reasons |= REJECT_NON_FF_HEAD; | |
498 | else | |
499 | *reject_reasons |= REJECT_NON_FF_OTHER; | |
500 | } else if (ref->status == REF_STATUS_REJECT_ALREADY_EXISTS) { | |
501 | *reject_reasons |= REJECT_ALREADY_EXISTS; | |
502 | } else if (ref->status == REF_STATUS_REJECT_FETCH_FIRST) { | |
503 | *reject_reasons |= REJECT_FETCH_FIRST; | |
504 | } else if (ref->status == REF_STATUS_REJECT_NEEDS_FORCE) { | |
505 | *reject_reasons |= REJECT_NEEDS_FORCE; | |
506 | } | |
507 | } | |
508 | free(head); | |
509 | } | |
510 | ||
511 | void transport_verify_remote_names(int nr_heads, const char **heads) | |
512 | { | |
513 | int i; | |
514 | ||
515 | for (i = 0; i < nr_heads; i++) { | |
516 | const char *local = heads[i]; | |
517 | const char *remote = strrchr(heads[i], ':'); | |
518 | ||
519 | if (*local == '+') | |
520 | local++; | |
521 | ||
522 | /* A matching refspec is okay. */ | |
523 | if (remote == local && remote[1] == '\0') | |
524 | continue; | |
525 | ||
526 | remote = remote ? (remote + 1) : local; | |
527 | if (check_refname_format(remote, | |
528 | REFNAME_ALLOW_ONELEVEL|REFNAME_REFSPEC_PATTERN)) | |
529 | die("remote part of refspec is not a valid name in %s", | |
530 | heads[i]); | |
531 | } | |
532 | } | |
533 | ||
534 | static int git_transport_push(struct transport *transport, struct ref *remote_refs, int flags) | |
535 | { | |
536 | struct git_transport_data *data = transport->data; | |
537 | struct send_pack_args args; | |
538 | int ret; | |
539 | ||
540 | if (!data->got_remote_heads) { | |
541 | struct ref *tmp_refs; | |
542 | connect_setup(transport, 1); | |
543 | ||
544 | get_remote_heads(data->fd[0], NULL, 0, &tmp_refs, REF_NORMAL, | |
545 | NULL, &data->shallow); | |
546 | data->got_remote_heads = 1; | |
547 | } | |
548 | ||
549 | memset(&args, 0, sizeof(args)); | |
550 | args.send_mirror = !!(flags & TRANSPORT_PUSH_MIRROR); | |
551 | args.force_update = !!(flags & TRANSPORT_PUSH_FORCE); | |
552 | args.use_thin_pack = data->options.thin; | |
553 | args.verbose = (transport->verbose > 0); | |
554 | args.quiet = (transport->verbose < 0); | |
555 | args.progress = transport->progress; | |
556 | args.dry_run = !!(flags & TRANSPORT_PUSH_DRY_RUN); | |
557 | args.porcelain = !!(flags & TRANSPORT_PUSH_PORCELAIN); | |
558 | args.atomic = !!(flags & TRANSPORT_PUSH_ATOMIC); | |
559 | args.push_options = transport->push_options; | |
560 | args.url = transport->url; | |
561 | ||
562 | if (flags & TRANSPORT_PUSH_CERT_ALWAYS) | |
563 | args.push_cert = SEND_PACK_PUSH_CERT_ALWAYS; | |
564 | else if (flags & TRANSPORT_PUSH_CERT_IF_ASKED) | |
565 | args.push_cert = SEND_PACK_PUSH_CERT_IF_ASKED; | |
566 | else | |
567 | args.push_cert = SEND_PACK_PUSH_CERT_NEVER; | |
568 | ||
569 | ret = send_pack(&args, data->fd, data->conn, remote_refs, | |
570 | &data->extra_have); | |
571 | ||
572 | close(data->fd[1]); | |
573 | close(data->fd[0]); | |
574 | ret |= finish_connect(data->conn); | |
575 | data->conn = NULL; | |
576 | data->got_remote_heads = 0; | |
577 | ||
578 | return ret; | |
579 | } | |
580 | ||
581 | static int connect_git(struct transport *transport, const char *name, | |
582 | const char *executable, int fd[2]) | |
583 | { | |
584 | struct git_transport_data *data = transport->data; | |
585 | data->conn = git_connect(data->fd, transport->url, | |
586 | executable, 0); | |
587 | fd[0] = data->fd[0]; | |
588 | fd[1] = data->fd[1]; | |
589 | return 0; | |
590 | } | |
591 | ||
592 | static int disconnect_git(struct transport *transport) | |
593 | { | |
594 | struct git_transport_data *data = transport->data; | |
595 | if (data->conn) { | |
596 | if (data->got_remote_heads) | |
597 | packet_flush(data->fd[1]); | |
598 | close(data->fd[0]); | |
599 | close(data->fd[1]); | |
600 | finish_connect(data->conn); | |
601 | } | |
602 | ||
603 | free(data); | |
604 | return 0; | |
605 | } | |
606 | ||
607 | void transport_take_over(struct transport *transport, | |
608 | struct child_process *child) | |
609 | { | |
610 | struct git_transport_data *data; | |
611 | ||
612 | if (!transport->smart_options) | |
613 | die("BUG: taking over transport requires non-NULL " | |
614 | "smart_options field."); | |
615 | ||
616 | data = xcalloc(1, sizeof(*data)); | |
617 | data->options = *transport->smart_options; | |
618 | data->conn = child; | |
619 | data->fd[0] = data->conn->out; | |
620 | data->fd[1] = data->conn->in; | |
621 | data->got_remote_heads = 0; | |
622 | transport->data = data; | |
623 | ||
624 | transport->set_option = NULL; | |
625 | transport->get_refs_list = get_refs_via_connect; | |
626 | transport->fetch = fetch_refs_via_pack; | |
627 | transport->push = NULL; | |
628 | transport->push_refs = git_transport_push; | |
629 | transport->disconnect = disconnect_git; | |
630 | transport->smart_options = &(data->options); | |
631 | ||
632 | transport->cannot_reuse = 1; | |
633 | } | |
634 | ||
635 | static int is_file(const char *url) | |
636 | { | |
637 | struct stat buf; | |
638 | if (stat(url, &buf)) | |
639 | return 0; | |
640 | return S_ISREG(buf.st_mode); | |
641 | } | |
642 | ||
643 | static int external_specification_len(const char *url) | |
644 | { | |
645 | return strchr(url, ':') - url; | |
646 | } | |
647 | ||
648 | static const struct string_list *protocol_whitelist(void) | |
649 | { | |
650 | static int enabled = -1; | |
651 | static struct string_list allowed = STRING_LIST_INIT_DUP; | |
652 | ||
653 | if (enabled < 0) { | |
654 | const char *v = getenv("GIT_ALLOW_PROTOCOL"); | |
655 | if (v) { | |
656 | string_list_split(&allowed, v, ':', -1); | |
657 | string_list_sort(&allowed); | |
658 | enabled = 1; | |
659 | } else { | |
660 | enabled = 0; | |
661 | } | |
662 | } | |
663 | ||
664 | return enabled ? &allowed : NULL; | |
665 | } | |
666 | ||
667 | int is_transport_allowed(const char *type) | |
668 | { | |
669 | const struct string_list *allowed = protocol_whitelist(); | |
670 | return !allowed || string_list_has_string(allowed, type); | |
671 | } | |
672 | ||
673 | void transport_check_allowed(const char *type) | |
674 | { | |
675 | if (!is_transport_allowed(type)) | |
676 | die("transport '%s' not allowed", type); | |
677 | } | |
678 | ||
679 | int transport_restrict_protocols(void) | |
680 | { | |
681 | return !!protocol_whitelist(); | |
682 | } | |
683 | ||
684 | struct transport *transport_get(struct remote *remote, const char *url) | |
685 | { | |
686 | const char *helper; | |
687 | struct transport *ret = xcalloc(1, sizeof(*ret)); | |
688 | ||
689 | ret->progress = isatty(2); | |
690 | ||
691 | if (!remote) | |
692 | die("No remote provided to transport_get()"); | |
693 | ||
694 | ret->got_remote_refs = 0; | |
695 | ret->remote = remote; | |
696 | helper = remote->foreign_vcs; | |
697 | ||
698 | if (!url && remote->url) | |
699 | url = remote->url[0]; | |
700 | ret->url = url; | |
701 | ||
702 | /* maybe it is a foreign URL? */ | |
703 | if (url) { | |
704 | const char *p = url; | |
705 | ||
706 | while (is_urlschemechar(p == url, *p)) | |
707 | p++; | |
708 | if (starts_with(p, "::")) | |
709 | helper = xstrndup(url, p - url); | |
710 | } | |
711 | ||
712 | if (helper) { | |
713 | transport_helper_init(ret, helper); | |
714 | } else if (starts_with(url, "rsync:")) { | |
715 | die("git-over-rsync is no longer supported"); | |
716 | } else if (url_is_local_not_ssh(url) && is_file(url) && is_bundle(url, 1)) { | |
717 | struct bundle_transport_data *data = xcalloc(1, sizeof(*data)); | |
718 | transport_check_allowed("file"); | |
719 | ret->data = data; | |
720 | ret->get_refs_list = get_refs_from_bundle; | |
721 | ret->fetch = fetch_refs_from_bundle; | |
722 | ret->disconnect = close_bundle; | |
723 | ret->smart_options = NULL; | |
724 | } else if (!is_url(url) | |
725 | || starts_with(url, "file://") | |
726 | || starts_with(url, "git://") | |
727 | || starts_with(url, "ssh://") | |
728 | || starts_with(url, "git+ssh://") /* deprecated - do not use */ | |
729 | || starts_with(url, "ssh+git://") /* deprecated - do not use */ | |
730 | ) { | |
731 | /* | |
732 | * These are builtin smart transports; "allowed" transports | |
733 | * will be checked individually in git_connect. | |
734 | */ | |
735 | struct git_transport_data *data = xcalloc(1, sizeof(*data)); | |
736 | ret->data = data; | |
737 | ret->set_option = NULL; | |
738 | ret->get_refs_list = get_refs_via_connect; | |
739 | ret->fetch = fetch_refs_via_pack; | |
740 | ret->push_refs = git_transport_push; | |
741 | ret->connect = connect_git; | |
742 | ret->disconnect = disconnect_git; | |
743 | ret->smart_options = &(data->options); | |
744 | ||
745 | data->conn = NULL; | |
746 | data->got_remote_heads = 0; | |
747 | } else { | |
748 | /* Unknown protocol in URL. Pass to external handler. */ | |
749 | int len = external_specification_len(url); | |
750 | char *handler = xmemdupz(url, len); | |
751 | transport_helper_init(ret, handler); | |
752 | } | |
753 | ||
754 | if (ret->smart_options) { | |
755 | ret->smart_options->thin = 1; | |
756 | ret->smart_options->uploadpack = "git-upload-pack"; | |
757 | if (remote->uploadpack) | |
758 | ret->smart_options->uploadpack = remote->uploadpack; | |
759 | ret->smart_options->receivepack = "git-receive-pack"; | |
760 | if (remote->receivepack) | |
761 | ret->smart_options->receivepack = remote->receivepack; | |
762 | } | |
763 | ||
764 | return ret; | |
765 | } | |
766 | ||
767 | int transport_set_option(struct transport *transport, | |
768 | const char *name, const char *value) | |
769 | { | |
770 | int git_reports = 1, protocol_reports = 1; | |
771 | ||
772 | if (transport->smart_options) | |
773 | git_reports = set_git_option(transport->smart_options, | |
774 | name, value); | |
775 | ||
776 | if (transport->set_option) | |
777 | protocol_reports = transport->set_option(transport, name, | |
778 | value); | |
779 | ||
780 | /* If either report is 0, report 0 (success). */ | |
781 | if (!git_reports || !protocol_reports) | |
782 | return 0; | |
783 | /* If either reports -1 (invalid value), report -1. */ | |
784 | if ((git_reports == -1) || (protocol_reports == -1)) | |
785 | return -1; | |
786 | /* Otherwise if both report unknown, report unknown. */ | |
787 | return 1; | |
788 | } | |
789 | ||
790 | void transport_set_verbosity(struct transport *transport, int verbosity, | |
791 | int force_progress) | |
792 | { | |
793 | if (verbosity >= 1) | |
794 | transport->verbose = verbosity <= 3 ? verbosity : 3; | |
795 | if (verbosity < 0) | |
796 | transport->verbose = -1; | |
797 | ||
798 | /** | |
799 | * Rules used to determine whether to report progress (processing aborts | |
800 | * when a rule is satisfied): | |
801 | * | |
802 | * . Report progress, if force_progress is 1 (ie. --progress). | |
803 | * . Don't report progress, if force_progress is 0 (ie. --no-progress). | |
804 | * . Don't report progress, if verbosity < 0 (ie. -q/--quiet ). | |
805 | * . Report progress if isatty(2) is 1. | |
806 | **/ | |
807 | if (force_progress >= 0) | |
808 | transport->progress = !!force_progress; | |
809 | else | |
810 | transport->progress = verbosity >= 0 && isatty(2); | |
811 | } | |
812 | ||
813 | static void die_with_unpushed_submodules(struct string_list *needs_pushing) | |
814 | { | |
815 | int i; | |
816 | ||
817 | fprintf(stderr, _("The following submodule paths contain changes that can\n" | |
818 | "not be found on any remote:\n")); | |
819 | for (i = 0; i < needs_pushing->nr; i++) | |
820 | fprintf(stderr, " %s\n", needs_pushing->items[i].string); | |
821 | fprintf(stderr, _("\nPlease try\n\n" | |
822 | " git push --recurse-submodules=on-demand\n\n" | |
823 | "or cd to the path and use\n\n" | |
824 | " git push\n\n" | |
825 | "to push them to a remote.\n\n")); | |
826 | ||
827 | string_list_clear(needs_pushing, 0); | |
828 | ||
829 | die(_("Aborting.")); | |
830 | } | |
831 | ||
832 | static int run_pre_push_hook(struct transport *transport, | |
833 | struct ref *remote_refs) | |
834 | { | |
835 | int ret = 0, x; | |
836 | struct ref *r; | |
837 | struct child_process proc = CHILD_PROCESS_INIT; | |
838 | struct strbuf buf; | |
839 | const char *argv[4]; | |
840 | ||
841 | if (!(argv[0] = find_hook("pre-push"))) | |
842 | return 0; | |
843 | ||
844 | argv[1] = transport->remote->name; | |
845 | argv[2] = transport->url; | |
846 | argv[3] = NULL; | |
847 | ||
848 | proc.argv = argv; | |
849 | proc.in = -1; | |
850 | ||
851 | if (start_command(&proc)) { | |
852 | finish_command(&proc); | |
853 | return -1; | |
854 | } | |
855 | ||
856 | sigchain_push(SIGPIPE, SIG_IGN); | |
857 | ||
858 | strbuf_init(&buf, 256); | |
859 | ||
860 | for (r = remote_refs; r; r = r->next) { | |
861 | if (!r->peer_ref) continue; | |
862 | if (r->status == REF_STATUS_REJECT_NONFASTFORWARD) continue; | |
863 | if (r->status == REF_STATUS_REJECT_STALE) continue; | |
864 | if (r->status == REF_STATUS_UPTODATE) continue; | |
865 | ||
866 | strbuf_reset(&buf); | |
867 | strbuf_addf( &buf, "%s %s %s %s\n", | |
868 | r->peer_ref->name, oid_to_hex(&r->new_oid), | |
869 | r->name, oid_to_hex(&r->old_oid)); | |
870 | ||
871 | if (write_in_full(proc.in, buf.buf, buf.len) < 0) { | |
872 | /* We do not mind if a hook does not read all refs. */ | |
873 | if (errno != EPIPE) | |
874 | ret = -1; | |
875 | break; | |
876 | } | |
877 | } | |
878 | ||
879 | strbuf_release(&buf); | |
880 | ||
881 | x = close(proc.in); | |
882 | if (!ret) | |
883 | ret = x; | |
884 | ||
885 | sigchain_pop(SIGPIPE); | |
886 | ||
887 | x = finish_command(&proc); | |
888 | if (!ret) | |
889 | ret = x; | |
890 | ||
891 | return ret; | |
892 | } | |
893 | ||
894 | int transport_push(struct transport *transport, | |
895 | int refspec_nr, const char **refspec, int flags, | |
896 | unsigned int *reject_reasons) | |
897 | { | |
898 | *reject_reasons = 0; | |
899 | transport_verify_remote_names(refspec_nr, refspec); | |
900 | ||
901 | if (transport->push) { | |
902 | /* Maybe FIXME. But no important transport uses this case. */ | |
903 | if (flags & TRANSPORT_PUSH_SET_UPSTREAM) | |
904 | die("This transport does not support using --set-upstream"); | |
905 | ||
906 | return transport->push(transport, refspec_nr, refspec, flags); | |
907 | } else if (transport->push_refs) { | |
908 | struct ref *remote_refs; | |
909 | struct ref *local_refs = get_local_heads(); | |
910 | int match_flags = MATCH_REFS_NONE; | |
911 | int verbose = (transport->verbose > 0); | |
912 | int quiet = (transport->verbose < 0); | |
913 | int porcelain = flags & TRANSPORT_PUSH_PORCELAIN; | |
914 | int pretend = flags & TRANSPORT_PUSH_DRY_RUN; | |
915 | int push_ret, ret, err; | |
916 | ||
917 | if (check_push_refs(local_refs, refspec_nr, refspec) < 0) | |
918 | return -1; | |
919 | ||
920 | remote_refs = transport->get_refs_list(transport, 1); | |
921 | ||
922 | if (flags & TRANSPORT_PUSH_ALL) | |
923 | match_flags |= MATCH_REFS_ALL; | |
924 | if (flags & TRANSPORT_PUSH_MIRROR) | |
925 | match_flags |= MATCH_REFS_MIRROR; | |
926 | if (flags & TRANSPORT_PUSH_PRUNE) | |
927 | match_flags |= MATCH_REFS_PRUNE; | |
928 | if (flags & TRANSPORT_PUSH_FOLLOW_TAGS) | |
929 | match_flags |= MATCH_REFS_FOLLOW_TAGS; | |
930 | ||
931 | if (match_push_refs(local_refs, &remote_refs, | |
932 | refspec_nr, refspec, match_flags)) { | |
933 | return -1; | |
934 | } | |
935 | ||
936 | if (transport->smart_options && | |
937 | transport->smart_options->cas && | |
938 | !is_empty_cas(transport->smart_options->cas)) | |
939 | apply_push_cas(transport->smart_options->cas, | |
940 | transport->remote, remote_refs); | |
941 | ||
942 | set_ref_status_for_push(remote_refs, | |
943 | flags & TRANSPORT_PUSH_MIRROR, | |
944 | flags & TRANSPORT_PUSH_FORCE); | |
945 | ||
946 | if (!(flags & TRANSPORT_PUSH_NO_HOOK)) | |
947 | if (run_pre_push_hook(transport, remote_refs)) | |
948 | return -1; | |
949 | ||
950 | if ((flags & TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND) && !is_bare_repository()) { | |
951 | struct ref *ref = remote_refs; | |
952 | struct sha1_array commits = SHA1_ARRAY_INIT; | |
953 | ||
954 | for (; ref; ref = ref->next) | |
955 | if (!is_null_oid(&ref->new_oid)) | |
956 | sha1_array_append(&commits, ref->new_oid.hash); | |
957 | ||
958 | if (!push_unpushed_submodules(&commits, | |
959 | transport->remote->name, | |
960 | pretend)) { | |
961 | sha1_array_clear(&commits); | |
962 | die("Failed to push all needed submodules!"); | |
963 | } | |
964 | sha1_array_clear(&commits); | |
965 | } | |
966 | ||
967 | if (((flags & TRANSPORT_RECURSE_SUBMODULES_CHECK) || | |
968 | ((flags & TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND) && | |
969 | !pretend)) && !is_bare_repository()) { | |
970 | struct ref *ref = remote_refs; | |
971 | struct string_list needs_pushing = STRING_LIST_INIT_DUP; | |
972 | struct sha1_array commits = SHA1_ARRAY_INIT; | |
973 | ||
974 | for (; ref; ref = ref->next) | |
975 | if (!is_null_oid(&ref->new_oid)) | |
976 | sha1_array_append(&commits, ref->new_oid.hash); | |
977 | ||
978 | if (find_unpushed_submodules(&commits, transport->remote->name, | |
979 | &needs_pushing)) { | |
980 | sha1_array_clear(&commits); | |
981 | die_with_unpushed_submodules(&needs_pushing); | |
982 | } | |
983 | string_list_clear(&needs_pushing, 0); | |
984 | sha1_array_clear(&commits); | |
985 | } | |
986 | ||
987 | push_ret = transport->push_refs(transport, remote_refs, flags); | |
988 | err = push_had_errors(remote_refs); | |
989 | ret = push_ret | err; | |
990 | ||
991 | if (!quiet || err) | |
992 | transport_print_push_status(transport->url, remote_refs, | |
993 | verbose | porcelain, porcelain, | |
994 | reject_reasons); | |
995 | ||
996 | if (flags & TRANSPORT_PUSH_SET_UPSTREAM) | |
997 | set_upstreams(transport, remote_refs, pretend); | |
998 | ||
999 | if (!(flags & TRANSPORT_PUSH_DRY_RUN)) { | |
1000 | struct ref *ref; | |
1001 | for (ref = remote_refs; ref; ref = ref->next) | |
1002 | transport_update_tracking_ref(transport->remote, ref, verbose); | |
1003 | } | |
1004 | ||
1005 | if (porcelain && !push_ret) | |
1006 | puts("Done"); | |
1007 | else if (!quiet && !ret && !transport_refs_pushed(remote_refs)) | |
1008 | fprintf(stderr, "Everything up-to-date\n"); | |
1009 | ||
1010 | return ret; | |
1011 | } | |
1012 | return 1; | |
1013 | } | |
1014 | ||
1015 | const struct ref *transport_get_remote_refs(struct transport *transport) | |
1016 | { | |
1017 | if (!transport->got_remote_refs) { | |
1018 | transport->remote_refs = transport->get_refs_list(transport, 0); | |
1019 | transport->got_remote_refs = 1; | |
1020 | } | |
1021 | ||
1022 | return transport->remote_refs; | |
1023 | } | |
1024 | ||
1025 | int transport_fetch_refs(struct transport *transport, struct ref *refs) | |
1026 | { | |
1027 | int rc; | |
1028 | int nr_heads = 0, nr_alloc = 0, nr_refs = 0; | |
1029 | struct ref **heads = NULL; | |
1030 | struct ref *rm; | |
1031 | ||
1032 | for (rm = refs; rm; rm = rm->next) { | |
1033 | nr_refs++; | |
1034 | if (rm->peer_ref && | |
1035 | !is_null_oid(&rm->old_oid) && | |
1036 | !oidcmp(&rm->peer_ref->old_oid, &rm->old_oid)) | |
1037 | continue; | |
1038 | ALLOC_GROW(heads, nr_heads + 1, nr_alloc); | |
1039 | heads[nr_heads++] = rm; | |
1040 | } | |
1041 | ||
1042 | if (!nr_heads) { | |
1043 | /* | |
1044 | * When deepening of a shallow repository is requested, | |
1045 | * then local and remote refs are likely to still be equal. | |
1046 | * Just feed them all to the fetch method in that case. | |
1047 | * This condition shouldn't be met in a non-deepening fetch | |
1048 | * (see builtin/fetch.c:quickfetch()). | |
1049 | */ | |
1050 | ALLOC_ARRAY(heads, nr_refs); | |
1051 | for (rm = refs; rm; rm = rm->next) | |
1052 | heads[nr_heads++] = rm; | |
1053 | } | |
1054 | ||
1055 | rc = transport->fetch(transport, nr_heads, heads); | |
1056 | ||
1057 | free(heads); | |
1058 | return rc; | |
1059 | } | |
1060 | ||
1061 | void transport_unlock_pack(struct transport *transport) | |
1062 | { | |
1063 | if (transport->pack_lockfile) { | |
1064 | unlink_or_warn(transport->pack_lockfile); | |
1065 | free(transport->pack_lockfile); | |
1066 | transport->pack_lockfile = NULL; | |
1067 | } | |
1068 | } | |
1069 | ||
1070 | int transport_connect(struct transport *transport, const char *name, | |
1071 | const char *exec, int fd[2]) | |
1072 | { | |
1073 | if (transport->connect) | |
1074 | return transport->connect(transport, name, exec, fd); | |
1075 | else | |
1076 | die("Operation not supported by protocol"); | |
1077 | } | |
1078 | ||
1079 | int transport_disconnect(struct transport *transport) | |
1080 | { | |
1081 | int ret = 0; | |
1082 | if (transport->disconnect) | |
1083 | ret = transport->disconnect(transport); | |
1084 | free(transport); | |
1085 | return ret; | |
1086 | } | |
1087 | ||
1088 | /* | |
1089 | * Strip username (and password) from a URL and return | |
1090 | * it in a newly allocated string. | |
1091 | */ | |
1092 | char *transport_anonymize_url(const char *url) | |
1093 | { | |
1094 | char *scheme_prefix, *anon_part; | |
1095 | size_t anon_len, prefix_len = 0; | |
1096 | ||
1097 | anon_part = strchr(url, '@'); | |
1098 | if (url_is_local_not_ssh(url) || !anon_part) | |
1099 | goto literal_copy; | |
1100 | ||
1101 | anon_len = strlen(++anon_part); | |
1102 | scheme_prefix = strstr(url, "://"); | |
1103 | if (!scheme_prefix) { | |
1104 | if (!strchr(anon_part, ':')) | |
1105 | /* cannot be "me@there:/path/name" */ | |
1106 | goto literal_copy; | |
1107 | } else { | |
1108 | const char *cp; | |
1109 | /* make sure scheme is reasonable */ | |
1110 | for (cp = url; cp < scheme_prefix; cp++) { | |
1111 | switch (*cp) { | |
1112 | /* RFC 1738 2.1 */ | |
1113 | case '+': case '.': case '-': | |
1114 | break; /* ok */ | |
1115 | default: | |
1116 | if (isalnum(*cp)) | |
1117 | break; | |
1118 | /* it isn't */ | |
1119 | goto literal_copy; | |
1120 | } | |
1121 | } | |
1122 | /* @ past the first slash does not count */ | |
1123 | cp = strchr(scheme_prefix + 3, '/'); | |
1124 | if (cp && cp < anon_part) | |
1125 | goto literal_copy; | |
1126 | prefix_len = scheme_prefix - url + 3; | |
1127 | } | |
1128 | return xstrfmt("%.*s%.*s", (int)prefix_len, url, | |
1129 | (int)anon_len, anon_part); | |
1130 | literal_copy: | |
1131 | return xstrdup(url); | |
1132 | } | |
1133 | ||
1134 | struct alternate_refs_data { | |
1135 | alternate_ref_fn *fn; | |
1136 | void *data; | |
1137 | }; | |
1138 | ||
1139 | static int refs_from_alternate_cb(struct alternate_object_database *e, | |
1140 | void *data) | |
1141 | { | |
1142 | char *other; | |
1143 | size_t len; | |
1144 | struct remote *remote; | |
1145 | struct transport *transport; | |
1146 | const struct ref *extra; | |
1147 | struct alternate_refs_data *cb = data; | |
1148 | ||
1149 | other = xstrdup(real_path(e->path)); | |
1150 | len = strlen(other); | |
1151 | ||
1152 | while (other[len-1] == '/') | |
1153 | other[--len] = '\0'; | |
1154 | if (len < 8 || memcmp(other + len - 8, "/objects", 8)) | |
1155 | goto out; | |
1156 | /* Is this a git repository with refs? */ | |
1157 | memcpy(other + len - 8, "/refs", 6); | |
1158 | if (!is_directory(other)) | |
1159 | goto out; | |
1160 | other[len - 8] = '\0'; | |
1161 | remote = remote_get(other); | |
1162 | transport = transport_get(remote, other); | |
1163 | for (extra = transport_get_remote_refs(transport); | |
1164 | extra; | |
1165 | extra = extra->next) | |
1166 | cb->fn(extra, cb->data); | |
1167 | transport_disconnect(transport); | |
1168 | out: | |
1169 | free(other); | |
1170 | return 0; | |
1171 | } | |
1172 | ||
1173 | void for_each_alternate_ref(alternate_ref_fn fn, void *data) | |
1174 | { | |
1175 | struct alternate_refs_data cb; | |
1176 | cb.fn = fn; | |
1177 | cb.data = data; | |
1178 | foreach_alt_odb(refs_from_alternate_cb, &cb); | |
1179 | } |