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Commit | Line | Data |
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9c82357b | 1 | /* |
359fc2d2 | 2 | * Copyright (C) the libgit2 contributors. All rights reserved. |
9c82357b | 3 | * |
bb742ede VM |
4 | * This file is part of libgit2, distributed under the GNU GPL v2 with |
5 | * a Linking Exception. For full terms see the included COPYING file. | |
9c82357b CMN |
6 | */ |
7 | ||
9c82357b CMN |
8 | #include "git2/config.h" |
9 | #include "git2/types.h" | |
c07d9c95 | 10 | #include "git2/oid.h" |
1ffd0806 | 11 | #include "git2/net.h" |
9c82357b | 12 | |
157cef10 | 13 | #include "common.h" |
9c82357b CMN |
14 | #include "config.h" |
15 | #include "repository.h" | |
16 | #include "remote.h" | |
e1d88030 | 17 | #include "fetch.h" |
441f57c2 | 18 | #include "refs.h" |
b0f6e45d ET |
19 | #include "refspec.h" |
20 | #include "fetchhead.h" | |
fe794b2e | 21 | #include "push.h" |
9c82357b | 22 | |
22261344 CMN |
23 | #define CONFIG_URL_FMT "remote.%s.url" |
24 | #define CONFIG_PUSHURL_FMT "remote.%s.pushurl" | |
25 | #define CONFIG_FETCH_FMT "remote.%s.fetch" | |
77254990 | 26 | #define CONFIG_PUSH_FMT "remote.%s.push" |
35a8a8c5 | 27 | #define CONFIG_TAGOPT_FMT "remote.%s.tagopt" |
22261344 | 28 | |
af613ecd | 29 | static int dwim_refspecs(git_vector *out, git_vector *refspecs, git_vector *refs); |
1ef3f0ce | 30 | static int lookup_remote_prune_config(git_remote *remote, git_config *config, const char *name); |
ec0c4c40 | 31 | char *apply_insteadof(git_config *config, const char *url, int direction); |
af613ecd | 32 | |
3f894205 | 33 | static int add_refspec_to(git_vector *vector, const char *string, bool is_fetch) |
9c82357b | 34 | { |
4330ab26 | 35 | git_refspec *spec; |
9c82357b | 36 | |
4330ab26 CMN |
37 | spec = git__calloc(1, sizeof(git_refspec)); |
38 | GITERR_CHECK_ALLOC(spec); | |
39 | ||
1be680c4 CMN |
40 | if (git_refspec__parse(spec, string, is_fetch) < 0) { |
41 | git__free(spec); | |
42 | return -1; | |
43 | } | |
4330ab26 CMN |
44 | |
45 | spec->push = !is_fetch; | |
3f894205 | 46 | if (git_vector_insert(vector, spec) < 0) { |
1be680c4 CMN |
47 | git_refspec__free(spec); |
48 | git__free(spec); | |
49 | return -1; | |
50 | } | |
9c82357b | 51 | |
4330ab26 | 52 | return 0; |
9c82357b CMN |
53 | } |
54 | ||
3f894205 CMN |
55 | static int add_refspec(git_remote *remote, const char *string, bool is_fetch) |
56 | { | |
57 | return add_refspec_to(&remote->refspecs, string, is_fetch); | |
58 | } | |
59 | ||
24f2f94e CMN |
60 | static int download_tags_value(git_remote *remote, git_config *cfg) |
61 | { | |
9a97f49e | 62 | git_config_entry *ce; |
24f2f94e CMN |
63 | git_buf buf = GIT_BUF_INIT; |
64 | int error; | |
65 | ||
24f2f94e CMN |
66 | if (git_buf_printf(&buf, "remote.%s.tagopt", remote->name) < 0) |
67 | return -1; | |
68 | ||
9f77b3f6 | 69 | error = git_config__lookup_entry(&ce, cfg, git_buf_cstr(&buf), false); |
24f2f94e | 70 | git_buf_free(&buf); |
24f2f94e | 71 | |
9f77b3f6 RB |
72 | if (!error && ce && ce->value) { |
73 | if (!strcmp(ce->value, "--no-tags")) | |
74 | remote->download_tags = GIT_REMOTE_DOWNLOAD_TAGS_NONE; | |
75 | else if (!strcmp(ce->value, "--tags")) | |
76 | remote->download_tags = GIT_REMOTE_DOWNLOAD_TAGS_ALL; | |
bf6bebe2 | 77 | } |
24f2f94e | 78 | |
9a97f49e | 79 | git_config_entry_free(ce); |
24f2f94e CMN |
80 | return error; |
81 | } | |
82 | ||
032ba9e4 | 83 | static int ensure_remote_name_is_valid(const char *name) |
84 | { | |
2bca5b67 | 85 | int error = 0; |
032ba9e4 | 86 | |
2bca5b67 | 87 | if (!git_remote_is_valid_name(name)) { |
032ba9e4 | 88 | giterr_set( |
89 | GITERR_CONFIG, | |
183aa4f8 | 90 | "'%s' is not a valid remote name.", name ? name : "(null)"); |
032ba9e4 | 91 | error = GIT_EINVALIDSPEC; |
92 | } | |
93 | ||
94 | return error; | |
95 | } | |
96 | ||
77254990 CMN |
97 | static int write_add_refspec(git_repository *repo, const char *name, const char *refspec, bool fetch) |
98 | { | |
99 | git_config *cfg; | |
100 | git_buf var = GIT_BUF_INIT; | |
c6e942fb | 101 | git_refspec spec; |
77254990 CMN |
102 | const char *fmt; |
103 | int error; | |
104 | ||
105 | if ((error = git_repository_config__weakptr(&cfg, repo)) < 0) | |
106 | return error; | |
107 | ||
108 | fmt = fetch ? CONFIG_FETCH_FMT : CONFIG_PUSH_FMT; | |
109 | ||
110 | if ((error = ensure_remote_name_is_valid(name)) < 0) | |
111 | return error; | |
112 | ||
c6e942fb CMN |
113 | if ((error = git_refspec__parse(&spec, refspec, fetch)) < 0) { |
114 | if (giterr_last()->klass != GITERR_NOMEMORY) | |
115 | error = GIT_EINVALIDSPEC; | |
116 | ||
117 | return error; | |
118 | } | |
119 | ||
120 | git_refspec__free(&spec); | |
121 | ||
77254990 CMN |
122 | if ((error = git_buf_printf(&var, fmt, name)) < 0) |
123 | return error; | |
124 | ||
125 | /* | |
126 | * "$^" is a unmatcheable regexp: it will not match anything at all, so | |
127 | * all values will be considered new and we will not replace any | |
128 | * present value. | |
129 | */ | |
130 | if ((error = git_config_set_multivar(cfg, var.ptr, "$^", refspec)) < 0) { | |
131 | goto cleanup; | |
132 | } | |
133 | ||
134 | cleanup: | |
135 | git_buf_free(&var); | |
136 | return 0; | |
137 | } | |
138 | ||
41698f22 CMN |
139 | #if 0 |
140 | /* We could export this as a helper */ | |
80fc7d6b | 141 | static int get_check_cert(int *out, git_repository *repo) |
af6dab7e PK |
142 | { |
143 | git_config *cfg; | |
144 | const char *val; | |
80fc7d6b ET |
145 | int error = 0; |
146 | ||
147 | assert(out && repo); | |
af6dab7e | 148 | |
80fc7d6b ET |
149 | /* By default, we *DO* want to verify the certificate. */ |
150 | *out = 1; | |
af6dab7e PK |
151 | |
152 | /* Go through the possible sources for SSL verification settings, from | |
153 | * most specific to least specific. */ | |
154 | ||
155 | /* GIT_SSL_NO_VERIFY environment variable */ | |
e069c621 | 156 | if ((val = p_getenv("GIT_SSL_NO_VERIFY")) != NULL) |
80fc7d6b | 157 | return git_config_parse_bool(out, val); |
af6dab7e PK |
158 | |
159 | /* http.sslVerify config setting */ | |
80fc7d6b ET |
160 | if ((error = git_repository_config__weakptr(&cfg, repo)) < 0) |
161 | return error; | |
af6dab7e | 162 | |
9f77b3f6 | 163 | *out = git_config__get_bool_force(cfg, "http.sslverify", 1); |
80fc7d6b | 164 | return 0; |
af6dab7e | 165 | } |
41698f22 | 166 | #endif |
af6dab7e | 167 | |
12f32d91 ET |
168 | static int canonicalize_url(git_buf *out, const char *in) |
169 | { | |
47a40d1d CMN |
170 | if (in == NULL || strlen(in) == 0) { |
171 | giterr_set(GITERR_INVALID, "cannot set empty URL"); | |
172 | return GIT_EINVALIDSPEC; | |
173 | } | |
12f32d91 | 174 | |
47a40d1d | 175 | #ifdef GIT_WIN32 |
12f32d91 ET |
176 | /* Given a UNC path like \\server\path, we need to convert this |
177 | * to //server/path for compatibility with core git. | |
178 | */ | |
179 | if (in[0] == '\\' && in[1] == '\\' && | |
180 | (git__isalpha(in[2]) || git__isdigit(in[2]))) { | |
47a40d1d | 181 | const char *c; |
12f32d91 ET |
182 | for (c = in; *c; c++) |
183 | git_buf_putc(out, *c == '\\' ? '/' : *c); | |
184 | ||
185 | return git_buf_oom(out) ? -1 : 0; | |
186 | } | |
187 | #endif | |
188 | ||
189 | return git_buf_puts(out, in); | |
190 | } | |
191 | ||
874dcb25 | 192 | static int create_internal(git_remote **out, git_repository *repo, const char *name, const char *url, const char *fetch) |
778e1c73 CMN |
193 | { |
194 | git_remote *remote; | |
a8846da7 | 195 | git_config *config = NULL; |
22261344 CMN |
196 | git_buf canonical_url = GIT_BUF_INIT; |
197 | git_buf var = GIT_BUF_INIT; | |
44f36f6e | 198 | int error = -1; |
778e1c73 | 199 | |
4bef3565 | 200 | /* name is optional */ |
874dcb25 | 201 | assert(out && repo && url); |
617bfdf4 | 202 | |
22261344 CMN |
203 | if ((error = git_repository_config__weakptr(&config, repo)) < 0) |
204 | return error; | |
205 | ||
59bccf33 | 206 | remote = git__calloc(1, sizeof(git_remote)); |
4376f7f6 | 207 | GITERR_CHECK_ALLOC(remote); |
778e1c73 | 208 | |
778e1c73 | 209 | remote->repo = repo; |
617bfdf4 | 210 | |
12f32d91 ET |
211 | if (git_vector_init(&remote->refs, 32, NULL) < 0 || |
212 | canonicalize_url(&canonical_url, url) < 0) | |
44f36f6e | 213 | goto on_error; |
d88d4311 | 214 | |
ec0c4c40 | 215 | remote->url = apply_insteadof(repo->_config, canonical_url.ptr, GIT_DIRECTION_FETCH); |
778e1c73 | 216 | |
617bfdf4 CMN |
217 | if (name != NULL) { |
218 | remote->name = git__strdup(name); | |
4376f7f6 | 219 | GITERR_CHECK_ALLOC(remote->name); |
22261344 CMN |
220 | |
221 | if ((error = git_buf_printf(&var, CONFIG_URL_FMT, name)) < 0) | |
222 | goto on_error; | |
223 | ||
ec0c4c40 | 224 | if ((error = git_config_set_string(config, var.ptr, canonical_url.ptr)) < 0) |
22261344 | 225 | goto on_error; |
617bfdf4 CMN |
226 | } |
227 | ||
baaa8a44 | 228 | if (fetch != NULL) { |
77254990 CMN |
229 | if ((error = add_refspec(remote, fetch, true)) < 0) |
230 | goto on_error; | |
231 | ||
232 | /* only write for non-anonymous remotes */ | |
233 | if (name && (error = write_add_refspec(repo, name, fetch, true)) < 0) | |
baaa8a44 | 234 | goto on_error; |
d3cd7da5 | 235 | |
1ef3f0ce DC |
236 | if ((error = git_repository_config_snapshot(&config, repo)) < 0) |
237 | goto on_error; | |
238 | ||
69f0032b | 239 | if ((error = lookup_remote_prune_config(remote, config, name)) < 0) |
1ef3f0ce DC |
240 | goto on_error; |
241 | ||
d3cd7da5 | 242 | /* Move the data over to where the matching functions can find them */ |
69f0032b | 243 | if ((error = dwim_refspecs(&remote->active_refspecs, &remote->refspecs, &remote->refs)) < 0) |
d3cd7da5 | 244 | goto on_error; |
baaa8a44 CMN |
245 | } |
246 | ||
35a8a8c5 | 247 | /* A remote without a name doesn't download tags */ |
215af2cc | 248 | if (!name) |
c648d4a8 | 249 | remote->download_tags = GIT_REMOTE_DOWNLOAD_TAGS_NONE; |
35a8a8c5 CMN |
250 | else |
251 | remote->download_tags = GIT_REMOTE_DOWNLOAD_TAGS_AUTO; | |
252 | ||
c648d4a8 | 253 | |
22261344 CMN |
254 | git_buf_free(&var); |
255 | ||
778e1c73 | 256 | *out = remote; |
a8846da7 | 257 | error = 0; |
baaa8a44 CMN |
258 | |
259 | on_error: | |
a8846da7 ET |
260 | if (error) |
261 | git_remote_free(remote); | |
262 | ||
1ef3f0ce | 263 | git_config_free(config); |
12f32d91 | 264 | git_buf_free(&canonical_url); |
22261344 | 265 | git_buf_free(&var); |
44f36f6e | 266 | return error; |
778e1c73 CMN |
267 | } |
268 | ||
592f466c BS |
269 | static int ensure_remote_doesnot_exist(git_repository *repo, const char *name) |
270 | { | |
271 | int error; | |
272 | git_remote *remote; | |
273 | ||
209425ce | 274 | error = git_remote_lookup(&remote, repo, name); |
592f466c BS |
275 | |
276 | if (error == GIT_ENOTFOUND) | |
277 | return 0; | |
278 | ||
279 | if (error < 0) | |
280 | return error; | |
281 | ||
282 | git_remote_free(remote); | |
283 | ||
284 | giterr_set( | |
285 | GITERR_CONFIG, | |
286 | "Remote '%s' already exists.", name); | |
287 | ||
288 | return GIT_EEXISTS; | |
289 | } | |
290 | ||
f19304d2 | 291 | |
874dcb25 BS |
292 | int git_remote_create(git_remote **out, git_repository *repo, const char *name, const char *url) |
293 | { | |
294 | git_buf buf = GIT_BUF_INIT; | |
295 | int error; | |
296 | ||
874dcb25 BS |
297 | if (git_buf_printf(&buf, "+refs/heads/*:refs/remotes/%s/*", name) < 0) |
298 | return -1; | |
299 | ||
a68e217f | 300 | error = git_remote_create_with_fetchspec(out, repo, name, url, git_buf_cstr(&buf)); |
874dcb25 BS |
301 | git_buf_free(&buf); |
302 | ||
a68e217f | 303 | return error; |
874dcb25 BS |
304 | } |
305 | ||
40b99d05 VG |
306 | int git_remote_create_with_fetchspec(git_remote **out, git_repository *repo, const char *name, const char *url, const char *fetch) |
307 | { | |
40b99d05 VG |
308 | git_remote *remote = NULL; |
309 | int error; | |
310 | ||
311 | if ((error = ensure_remote_name_is_valid(name)) < 0) | |
312 | return error; | |
313 | ||
314 | if ((error = ensure_remote_doesnot_exist(repo, name)) < 0) | |
315 | return error; | |
874dcb25 | 316 | |
0fe522d1 | 317 | if (create_internal(&remote, repo, name, url, fetch) < 0) |
874dcb25 BS |
318 | goto on_error; |
319 | ||
c5193e3c | 320 | *out = remote; |
321 | ||
874dcb25 BS |
322 | return 0; |
323 | ||
324 | on_error: | |
c5193e3c | 325 | git_remote_free(remote); |
874dcb25 BS |
326 | return -1; |
327 | } | |
328 | ||
ae5b9362 | 329 | int git_remote_create_anonymous(git_remote **out, git_repository *repo, const char *url) |
874dcb25 | 330 | { |
ae5b9362 | 331 | return create_internal(out, repo, NULL, url, NULL); |
874dcb25 BS |
332 | } |
333 | ||
991b2840 | 334 | int git_remote_dup(git_remote **dest, git_remote *source) |
40ef47dd | 335 | { |
70f7484d | 336 | size_t i; |
991b2840 | 337 | int error = 0; |
70f7484d | 338 | git_refspec *spec; |
40ef47dd AS |
339 | git_remote *remote = git__calloc(1, sizeof(git_remote)); |
340 | GITERR_CHECK_ALLOC(remote); | |
341 | ||
40ef47dd AS |
342 | if (source->name != NULL) { |
343 | remote->name = git__strdup(source->name); | |
344 | GITERR_CHECK_ALLOC(remote->name); | |
345 | } | |
346 | ||
347 | if (source->url != NULL) { | |
348 | remote->url = git__strdup(source->url); | |
ec0c4c40 | 349 | GITERR_CHECK_ALLOC(remote->url); |
40ef47dd AS |
350 | } |
351 | ||
352 | if (source->pushurl != NULL) { | |
353 | remote->pushurl = git__strdup(source->pushurl); | |
1697cd6f | 354 | GITERR_CHECK_ALLOC(remote->pushurl); |
40ef47dd AS |
355 | } |
356 | ||
357 | remote->repo = source->repo; | |
40ef47dd | 358 | remote->download_tags = source->download_tags; |
5f473947 | 359 | remote->prune_refs = source->prune_refs; |
40ef47dd | 360 | |
991b2840 AS |
361 | if (git_vector_init(&remote->refs, 32, NULL) < 0 || |
362 | git_vector_init(&remote->refspecs, 2, NULL) < 0 || | |
363 | git_vector_init(&remote->active_refspecs, 2, NULL) < 0) { | |
364 | error = -1; | |
365 | goto cleanup; | |
40ef47dd AS |
366 | } |
367 | ||
70f7484d CMN |
368 | git_vector_foreach(&source->refspecs, i, spec) { |
369 | if ((error = add_refspec(remote, spec->string, !spec->push)) < 0) | |
370 | goto cleanup; | |
371 | } | |
991b2840 | 372 | |
40ef47dd AS |
373 | *dest = remote; |
374 | ||
991b2840 AS |
375 | cleanup: |
376 | ||
991b2840 AS |
377 | if (error < 0) |
378 | git__free(remote); | |
379 | ||
380 | return error; | |
40ef47dd AS |
381 | } |
382 | ||
4330ab26 CMN |
383 | struct refspec_cb_data { |
384 | git_remote *remote; | |
385 | int fetch; | |
386 | }; | |
387 | ||
388 | static int refspec_cb(const git_config_entry *entry, void *payload) | |
389 | { | |
96869a4e | 390 | struct refspec_cb_data *data = (struct refspec_cb_data *)payload; |
25e0b157 | 391 | return add_refspec(data->remote, entry->value, data->fetch); |
4330ab26 CMN |
392 | } |
393 | ||
bf6bebe2 | 394 | static int get_optional_config( |
c9ffa84b | 395 | bool *found, git_config *config, git_buf *buf, |
396 | git_config_foreach_cb cb, void *payload) | |
bf6bebe2 RB |
397 | { |
398 | int error = 0; | |
399 | const char *key = git_buf_cstr(buf); | |
400 | ||
401 | if (git_buf_oom(buf)) | |
402 | return -1; | |
403 | ||
404 | if (cb != NULL) | |
4efa3290 | 405 | error = git_config_get_multivar_foreach(config, key, NULL, cb, payload); |
bf6bebe2 RB |
406 | else |
407 | error = git_config_get_string(payload, config, key); | |
408 | ||
c9ffa84b | 409 | if (found) |
410 | *found = !error; | |
411 | ||
bf6bebe2 RB |
412 | if (error == GIT_ENOTFOUND) { |
413 | giterr_clear(); | |
414 | error = 0; | |
415 | } | |
416 | ||
bf6bebe2 RB |
417 | return error; |
418 | } | |
419 | ||
209425ce | 420 | int git_remote_lookup(git_remote **out, git_repository *repo, const char *name) |
9c82357b CMN |
421 | { |
422 | git_remote *remote; | |
f0f3a18a | 423 | git_buf buf = GIT_BUF_INIT; |
9c82357b | 424 | const char *val; |
4376f7f6 | 425 | int error = 0; |
9462c471 | 426 | git_config *config; |
96869a4e | 427 | struct refspec_cb_data data = { NULL }; |
c9ffa84b | 428 | bool optional_setting_found = false, found; |
4330ab26 | 429 | |
9462c471 VM |
430 | assert(out && repo && name); |
431 | ||
032ba9e4 | 432 | if ((error = ensure_remote_name_is_valid(name)) < 0) |
433 | return error; | |
434 | ||
ac99d86b | 435 | if ((error = git_repository_config_snapshot(&config, repo)) < 0) |
29c4cb09 | 436 | return error; |
4bef3565 | 437 | |
392702ee | 438 | remote = git__calloc(1, sizeof(git_remote)); |
4376f7f6 | 439 | GITERR_CHECK_ALLOC(remote); |
9c82357b | 440 | |
9c82357b | 441 | remote->name = git__strdup(name); |
4376f7f6 | 442 | GITERR_CHECK_ALLOC(remote->name); |
9c82357b | 443 | |
25e0b157 RB |
444 | if (git_vector_init(&remote->refs, 32, NULL) < 0 || |
445 | git_vector_init(&remote->refspecs, 2, NULL) < 0 || | |
2cdd5c57 | 446 | git_vector_init(&remote->passive_refspecs, 2, NULL) < 0 || |
25e0b157 | 447 | git_vector_init(&remote->active_refspecs, 2, NULL) < 0) { |
2fb9d6de | 448 | error = -1; |
449 | goto cleanup; | |
450 | } | |
d88d4311 | 451 | |
25e0b157 | 452 | if ((error = git_buf_printf(&buf, "remote.%s.url", name)) < 0) |
2fb9d6de | 453 | goto cleanup; |
9c82357b | 454 | |
c9ffa84b | 455 | if ((error = get_optional_config(&found, config, &buf, NULL, (void *)&val)) < 0) |
9c82357b | 456 | goto cleanup; |
bf6bebe2 | 457 | |
c9ffa84b | 458 | optional_setting_found |= found; |
459 | ||
9462c471 | 460 | remote->repo = repo; |
35a8a8c5 | 461 | remote->download_tags = GIT_REMOTE_DOWNLOAD_TAGS_AUTO; |
c9ffa84b | 462 | |
463 | if (found && strlen(val) > 0) { | |
ec0c4c40 | 464 | remote->url = apply_insteadof(config, val, GIT_DIRECTION_FETCH); |
c9ffa84b | 465 | GITERR_CHECK_ALLOC(remote->url); |
466 | } | |
9c82357b | 467 | |
bf6bebe2 | 468 | val = NULL; |
3ed4b501 | 469 | git_buf_clear(&buf); |
bf6bebe2 | 470 | git_buf_printf(&buf, "remote.%s.pushurl", name); |
3ed4b501 | 471 | |
c9ffa84b | 472 | if ((error = get_optional_config(&found, config, &buf, NULL, (void *)&val)) < 0) |
3ed4b501 | 473 | goto cleanup; |
3ed4b501 | 474 | |
c9ffa84b | 475 | optional_setting_found |= found; |
476 | ||
477 | if (!optional_setting_found) { | |
478 | error = GIT_ENOTFOUND; | |
d723dbed | 479 | giterr_set(GITERR_CONFIG, "Remote '%s' does not exist.", name); |
3ed4b501 | 480 | goto cleanup; |
c9ffa84b | 481 | } |
3ed4b501 | 482 | |
c9ffa84b | 483 | if (found && strlen(val) > 0) { |
ec0c4c40 | 484 | remote->pushurl = apply_insteadof(config, val, GIT_DIRECTION_PUSH); |
3ed4b501 SC |
485 | GITERR_CHECK_ALLOC(remote->pushurl); |
486 | } | |
487 | ||
4330ab26 CMN |
488 | data.remote = remote; |
489 | data.fetch = true; | |
96869a4e | 490 | |
f0f3a18a | 491 | git_buf_clear(&buf); |
bf6bebe2 RB |
492 | git_buf_printf(&buf, "remote.%s.fetch", name); |
493 | ||
c9ffa84b | 494 | if ((error = get_optional_config(NULL, config, &buf, refspec_cb, &data)) < 0) |
2fb9d6de | 495 | goto cleanup; |
9c82357b | 496 | |
4330ab26 | 497 | data.fetch = false; |
bf6bebe2 RB |
498 | git_buf_clear(&buf); |
499 | git_buf_printf(&buf, "remote.%s.push", name); | |
9c82357b | 500 | |
c9ffa84b | 501 | if ((error = get_optional_config(NULL, config, &buf, refspec_cb, &data)) < 0) |
9c82357b CMN |
502 | goto cleanup; |
503 | ||
24f2f94e CMN |
504 | if (download_tags_value(remote, config) < 0) |
505 | goto cleanup; | |
506 | ||
1ef3f0ce DC |
507 | if ((error = lookup_remote_prune_config(remote, config, name)) < 0) |
508 | goto cleanup; | |
509 | ||
510 | /* Move the data over to where the matching functions can find them */ | |
69f0032b | 511 | if ((error = dwim_refspecs(&remote->active_refspecs, &remote->refspecs, &remote->refs)) < 0) |
1ef3f0ce DC |
512 | goto cleanup; |
513 | ||
514 | *out = remote; | |
515 | ||
516 | cleanup: | |
517 | git_config_free(config); | |
518 | git_buf_free(&buf); | |
519 | ||
520 | if (error < 0) | |
521 | git_remote_free(remote); | |
522 | ||
523 | return error; | |
524 | } | |
525 | ||
526 | static int lookup_remote_prune_config(git_remote *remote, git_config *config, const char *name) | |
527 | { | |
528 | git_buf buf = GIT_BUF_INIT; | |
529 | int error = 0; | |
530 | ||
5f473947 L |
531 | git_buf_printf(&buf, "remote.%s.prune", name); |
532 | ||
533 | if ((error = git_config_get_bool(&remote->prune_refs, config, git_buf_cstr(&buf))) < 0) { | |
534 | if (error == GIT_ENOTFOUND) { | |
535 | giterr_clear(); | |
536 | ||
537 | if ((error = git_config_get_bool(&remote->prune_refs, config, "fetch.prune")) < 0) { | |
538 | if (error == GIT_ENOTFOUND) { | |
539 | giterr_clear(); | |
66b71ea5 | 540 | error = 0; |
5f473947 L |
541 | } |
542 | } | |
543 | } | |
544 | } | |
545 | ||
f0f3a18a | 546 | git_buf_free(&buf); |
9c82357b CMN |
547 | return error; |
548 | } | |
549 | ||
4330ab26 | 550 | static int update_config_refspec(const git_remote *remote, git_config *config, int direction) |
4fe5520a | 551 | { |
4330ab26 | 552 | git_buf name = GIT_BUF_INIT; |
66566516 | 553 | unsigned int push; |
4330ab26 CMN |
554 | const char *dir; |
555 | size_t i; | |
bf6bebe2 | 556 | int error = 0; |
3793fa9b | 557 | const char *cname; |
4fe5520a | 558 | |
4330ab26 CMN |
559 | push = direction == GIT_DIRECTION_PUSH; |
560 | dir = push ? "push" : "fetch"; | |
4fe5520a | 561 | |
4330ab26 CMN |
562 | if (git_buf_printf(&name, "remote.%s.%s", remote->name, dir) < 0) |
563 | return -1; | |
3793fa9b | 564 | cname = git_buf_cstr(&name); |
4fe5520a | 565 | |
4330ab26 | 566 | /* Clear out the existing config */ |
bf6bebe2 | 567 | while (!error) |
3793fa9b | 568 | error = git_config_delete_multivar(config, cname, ".*"); |
4fe5520a | 569 | |
4330ab26 CMN |
570 | if (error != GIT_ENOTFOUND) |
571 | return error; | |
572 | ||
1be680c4 | 573 | for (i = 0; i < remote->refspecs.length; i++) { |
4330ab26 | 574 | git_refspec *spec = git_vector_get(&remote->refspecs, i); |
4330ab26 CMN |
575 | |
576 | if (spec->push != push) | |
577 | continue; | |
578 | ||
376454d0 DRT |
579 | // "$^" is a unmatcheable regexp: it will not match anything at all, so |
580 | // all values will be considered new and we will not replace any | |
581 | // present value. | |
bf6bebe2 | 582 | if ((error = git_config_set_multivar( |
376454d0 | 583 | config, cname, "$^", spec->string)) < 0) { |
4330ab26 CMN |
584 | goto cleanup; |
585 | } | |
586 | } | |
587 | ||
588 | giterr_clear(); | |
589 | error = 0; | |
4fe5520a | 590 | |
591 | cleanup: | |
592 | git_buf_free(&name); | |
4fe5520a | 593 | |
594 | return error; | |
595 | } | |
596 | ||
df705148 | 597 | const char *git_remote_name(const git_remote *remote) |
9c82357b | 598 | { |
4bef3565 | 599 | assert(remote); |
9c82357b CMN |
600 | return remote->name; |
601 | } | |
602 | ||
85e1eded ES |
603 | git_repository *git_remote_owner(const git_remote *remote) |
604 | { | |
605 | assert(remote); | |
606 | return remote->repo; | |
607 | } | |
608 | ||
df705148 | 609 | const char *git_remote_url(const git_remote *remote) |
9c82357b | 610 | { |
4bef3565 | 611 | assert(remote); |
9c82357b CMN |
612 | return remote->url; |
613 | } | |
614 | ||
22261344 | 615 | static int set_url(git_repository *repo, const char *remote, const char *pattern, const char *url) |
76501590 | 616 | { |
22261344 CMN |
617 | git_config *cfg; |
618 | git_buf buf = GIT_BUF_INIT, canonical_url = GIT_BUF_INIT; | |
619 | int error; | |
76501590 | 620 | |
22261344 | 621 | assert(repo && remote); |
76501590 | 622 | |
22261344 CMN |
623 | if ((error = ensure_remote_name_is_valid(remote)) < 0) |
624 | return error; | |
625 | ||
626 | if ((error = git_repository_config__weakptr(&cfg, repo)) < 0) | |
627 | return error; | |
628 | ||
629 | if ((error = git_buf_printf(&buf, pattern, remote)) < 0) | |
630 | return error; | |
631 | ||
632 | if (url) { | |
633 | if ((error = canonicalize_url(&canonical_url, url)) < 0) | |
634 | goto cleanup; | |
635 | ||
636 | error = git_config_set_string(cfg, buf.ptr, url); | |
637 | } else { | |
638 | error = git_config_delete_entry(cfg, buf.ptr); | |
639 | } | |
640 | ||
641 | cleanup: | |
642 | git_buf_free(&canonical_url); | |
643 | git_buf_free(&buf); | |
644 | ||
645 | return error; | |
646 | } | |
647 | ||
648 | int git_remote_set_url(git_repository *repo, const char *remote, const char *url) | |
649 | { | |
650 | return set_url(repo, remote, CONFIG_URL_FMT, url); | |
76501590 SC |
651 | } |
652 | ||
df705148 | 653 | const char *git_remote_pushurl(const git_remote *remote) |
76501590 SC |
654 | { |
655 | assert(remote); | |
656 | return remote->pushurl; | |
657 | } | |
658 | ||
22261344 | 659 | int git_remote_set_pushurl(git_repository *repo, const char *remote, const char* url) |
76501590 | 660 | { |
22261344 | 661 | return set_url(repo, remote, CONFIG_PUSHURL_FMT, url); |
76501590 SC |
662 | } |
663 | ||
eff5b499 SC |
664 | const char* git_remote__urlfordirection(git_remote *remote, int direction) |
665 | { | |
666 | assert(remote); | |
667 | ||
b83c92dd | 668 | assert(direction == GIT_DIRECTION_FETCH || direction == GIT_DIRECTION_PUSH); |
669 | ||
df705148 | 670 | if (direction == GIT_DIRECTION_FETCH) { |
eff5b499 SC |
671 | return remote->url; |
672 | } | |
673 | ||
df705148 | 674 | if (direction == GIT_DIRECTION_PUSH) { |
eff5b499 SC |
675 | return remote->pushurl ? remote->pushurl : remote->url; |
676 | } | |
677 | ||
678 | return NULL; | |
679 | } | |
680 | ||
8f0104ec CMN |
681 | int set_transport_callbacks(git_transport *t, const git_remote_callbacks *cbs) |
682 | { | |
683 | if (!t->set_callbacks || !cbs) | |
684 | return 0; | |
685 | ||
686 | return t->set_callbacks(t, cbs->sideband_progress, NULL, | |
687 | cbs->certificate_check, cbs->payload); | |
688 | } | |
689 | ||
d16c1b97 | 690 | static int set_transport_custom_headers(git_transport *t, const git_strarray *custom_headers) |
4f2b6093 | 691 | { |
d7375662 | 692 | if (!t->set_custom_headers) |
4f2b6093 MB |
693 | return 0; |
694 | ||
695 | return t->set_custom_headers(t, custom_headers); | |
696 | } | |
697 | ||
698 | int git_remote_connect(git_remote *remote, git_direction direction, const git_remote_callbacks *callbacks, const git_strarray *custom_headers) | |
9ba49bb5 | 699 | { |
9ba49bb5 | 700 | git_transport *t; |
c0c39025 | 701 | const char *url; |
41fb1ca0 | 702 | int flags = GIT_TRANSPORTFLAGS_NONE; |
80fc7d6b | 703 | int error; |
8f0104ec | 704 | void *payload = NULL; |
058b753c CMN |
705 | git_cred_acquire_cb credentials = NULL; |
706 | git_transport_cb transport = NULL; | |
9ba49bb5 | 707 | |
4bef3565 VM |
708 | assert(remote); |
709 | ||
8f0104ec CMN |
710 | if (callbacks) { |
711 | GITERR_CHECK_VERSION(callbacks, GIT_REMOTE_CALLBACKS_VERSION, "git_remote_callbacks"); | |
712 | credentials = callbacks->credentials; | |
058b753c | 713 | transport = callbacks->transport; |
8f0104ec CMN |
714 | payload = callbacks->payload; |
715 | } | |
716 | ||
41fb1ca0 PK |
717 | t = remote->transport; |
718 | ||
c0c39025 | 719 | url = git_remote__urlfordirection(remote, direction); |
80fc7d6b | 720 | if (url == NULL) { |
44bc0c6a | 721 | giterr_set(GITERR_INVALID, |
722 | "Malformed remote '%s' - missing URL", remote->name); | |
eff5b499 | 723 | return -1; |
44bc0c6a | 724 | } |
eff5b499 | 725 | |
1697cd6f PK |
726 | /* If we don't have a transport object yet, and the caller specified a |
727 | * custom transport factory, use that */ | |
058b753c CMN |
728 | if (!t && transport && |
729 | (error = transport(&t, remote, payload)) < 0) | |
1697cd6f PK |
730 | return error; |
731 | ||
732 | /* If we still don't have a transport, then use the global | |
733 | * transport registrations which map URI schemes to transport factories */ | |
80fc7d6b ET |
734 | if (!t && (error = git_transport_new(&t, remote, url)) < 0) |
735 | return error; | |
9ba49bb5 | 736 | |
4f2b6093 MB |
737 | if ((error = set_transport_custom_headers(t, custom_headers)) != 0) |
738 | goto on_error; | |
739 | ||
8f0104ec CMN |
740 | if ((error = set_transport_callbacks(t, callbacks)) < 0 || |
741 | (error = t->connect(t, url, credentials, payload, direction, flags)) != 0) | |
4376f7f6 | 742 | goto on_error; |
9ba49bb5 CMN |
743 | |
744 | remote->transport = t; | |
745 | ||
4376f7f6 | 746 | return 0; |
9ba49bb5 | 747 | |
4376f7f6 CMN |
748 | on_error: |
749 | t->free(t); | |
613d5eb9 PK |
750 | |
751 | if (t == remote->transport) | |
752 | remote->transport = NULL; | |
753 | ||
80fc7d6b | 754 | return error; |
9ba49bb5 CMN |
755 | } |
756 | ||
359dce72 | 757 | int git_remote_ls(const git_remote_head ***out, size_t *size, git_remote *remote) |
9ba49bb5 | 758 | { |
d88d4311 VM |
759 | assert(remote); |
760 | ||
dc8adda4 | 761 | if (!remote->transport) { |
699dfcc3 | 762 | giterr_set(GITERR_NET, "this remote has never connected"); |
dc8adda4 JG |
763 | return -1; |
764 | } | |
765 | ||
359dce72 | 766 | return remote->transport->ls(out, size, remote->transport); |
9ba49bb5 CMN |
767 | } |
768 | ||
613d5eb9 PK |
769 | int git_remote__get_http_proxy(git_remote *remote, bool use_ssl, char **proxy_url) |
770 | { | |
771 | git_config *cfg; | |
9a97f49e | 772 | git_config_entry *ce = NULL; |
e069c621 | 773 | git_buf val = GIT_BUF_INIT; |
80fc7d6b | 774 | int error; |
613d5eb9 PK |
775 | |
776 | assert(remote); | |
777 | ||
a71c27cc | 778 | if (!proxy_url || !remote->repo) |
613d5eb9 PK |
779 | return -1; |
780 | ||
781 | *proxy_url = NULL; | |
782 | ||
80fc7d6b ET |
783 | if ((error = git_repository_config__weakptr(&cfg, remote->repo)) < 0) |
784 | return error; | |
613d5eb9 PK |
785 | |
786 | /* Go through the possible sources for proxy configuration, from most specific | |
787 | * to least specific. */ | |
788 | ||
789 | /* remote.<name>.proxy config setting */ | |
9f77b3f6 | 790 | if (remote->name && remote->name[0]) { |
613d5eb9 PK |
791 | git_buf buf = GIT_BUF_INIT; |
792 | ||
80fc7d6b ET |
793 | if ((error = git_buf_printf(&buf, "remote.%s.proxy", remote->name)) < 0) |
794 | return error; | |
613d5eb9 | 795 | |
9f77b3f6 RB |
796 | error = git_config__lookup_entry(&ce, cfg, git_buf_cstr(&buf), false); |
797 | git_buf_free(&buf); | |
613d5eb9 | 798 | |
9f77b3f6 | 799 | if (error < 0) |
80fc7d6b | 800 | return error; |
613d5eb9 | 801 | |
9f77b3f6 | 802 | if (ce && ce->value) { |
e069c621 | 803 | *proxy_url = git__strdup(ce->value); |
9f77b3f6 RB |
804 | goto found; |
805 | } | |
613d5eb9 PK |
806 | } |
807 | ||
808 | /* http.proxy config setting */ | |
9f77b3f6 | 809 | if ((error = git_config__lookup_entry(&ce, cfg, "http.proxy", false)) < 0) |
80fc7d6b | 810 | return error; |
e069c621 | 811 | |
9f77b3f6 | 812 | if (ce && ce->value) { |
e069c621 | 813 | *proxy_url = git__strdup(ce->value); |
9f77b3f6 RB |
814 | goto found; |
815 | } | |
613d5eb9 PK |
816 | |
817 | /* HTTP_PROXY / HTTPS_PROXY environment variables */ | |
e069c621 | 818 | error = git__getenv(&val, use_ssl ? "HTTPS_PROXY" : "HTTP_PROXY"); |
613d5eb9 | 819 | |
e069c621 ET |
820 | if (error < 0) { |
821 | if (error == GIT_ENOTFOUND) { | |
822 | giterr_clear(); | |
823 | error = 0; | |
824 | } | |
825 | ||
826 | return error; | |
613d5eb9 | 827 | } |
e069c621 ET |
828 | |
829 | *proxy_url = git_buf_detach(&val); | |
830 | ||
831 | found: | |
832 | GITERR_CHECK_ALLOC(*proxy_url); | |
9a97f49e | 833 | git_config_entry_free(ce); |
613d5eb9 PK |
834 | |
835 | return 0; | |
836 | } | |
837 | ||
af613ecd CMN |
838 | /* DWIM `refspecs` based on `refs` and append the output to `out` */ |
839 | static int dwim_refspecs(git_vector *out, git_vector *refspecs, git_vector *refs) | |
d8488457 | 840 | { |
af613ecd | 841 | size_t i; |
d8488457 | 842 | git_refspec *spec; |
d8488457 CMN |
843 | |
844 | git_vector_foreach(refspecs, i, spec) { | |
af613ecd CMN |
845 | if (git_refspec__dwim_one(out, spec, refs) < 0) |
846 | return -1; | |
847 | } | |
d8488457 | 848 | |
af613ecd CMN |
849 | return 0; |
850 | } | |
d8488457 | 851 | |
af613ecd CMN |
852 | static void free_refspecs(git_vector *vec) |
853 | { | |
854 | size_t i; | |
855 | git_refspec *spec; | |
d8488457 | 856 | |
af613ecd CMN |
857 | git_vector_foreach(vec, i, spec) { |
858 | git_refspec__free(spec); | |
859 | git__free(spec); | |
d8488457 CMN |
860 | } |
861 | ||
af613ecd | 862 | git_vector_clear(vec); |
d8488457 CMN |
863 | } |
864 | ||
865 | static int remote_head_cmp(const void *_a, const void *_b) | |
866 | { | |
867 | const git_remote_head *a = (git_remote_head *) _a; | |
868 | const git_remote_head *b = (git_remote_head *) _b; | |
869 | ||
870 | return git__strcmp_cb(a->name, b->name); | |
871 | } | |
872 | ||
877cde76 CMN |
873 | static int ls_to_vector(git_vector *out, git_remote *remote) |
874 | { | |
875 | git_remote_head **heads; | |
876 | size_t heads_len, i; | |
877 | ||
878 | if (git_remote_ls((const git_remote_head ***)&heads, &heads_len, remote) < 0) | |
879 | return -1; | |
880 | ||
881 | if (git_vector_init(out, heads_len, remote_head_cmp) < 0) | |
882 | return -1; | |
883 | ||
884 | for (i = 0; i < heads_len; i++) { | |
885 | if (git_vector_insert(out, heads[i]) < 0) | |
886 | return -1; | |
887 | } | |
888 | ||
889 | return 0; | |
890 | } | |
891 | ||
8f0104ec | 892 | int git_remote_download(git_remote *remote, const git_strarray *refspecs, const git_fetch_options *opts) |
48a65a07 | 893 | { |
eecc1772 | 894 | int error = -1; |
3f894205 | 895 | size_t i; |
2785544f | 896 | git_vector *to_active, specs = GIT_VECTOR_INIT, refs = GIT_VECTOR_INIT; |
8f0104ec | 897 | const git_remote_callbacks *cbs = NULL; |
c49126c8 | 898 | const git_strarray *custom_headers = NULL; |
95057b85 | 899 | |
1e3b8ed5 | 900 | assert(remote); |
4bef3565 | 901 | |
8f0104ec CMN |
902 | if (opts) { |
903 | GITERR_CHECK_VERSION(&opts->callbacks, GIT_REMOTE_CALLBACKS_VERSION, "git_remote_callbacks"); | |
904 | cbs = &opts->callbacks; | |
c49126c8 | 905 | custom_headers = &opts->custom_headers; |
8f0104ec CMN |
906 | } |
907 | ||
908 | if (!git_remote_connected(remote) && | |
c49126c8 | 909 | (error = git_remote_connect(remote, GIT_DIRECTION_FETCH, cbs, custom_headers)) < 0) |
8f0104ec CMN |
910 | goto on_error; |
911 | ||
877cde76 | 912 | if (ls_to_vector(&refs, remote) < 0) |
d8488457 | 913 | return -1; |
d8488457 | 914 | |
3f894205 CMN |
915 | if ((git_vector_init(&specs, 0, NULL)) < 0) |
916 | goto on_error; | |
917 | ||
c5837cad | 918 | remote->passed_refspecs = 0; |
8e398e4c | 919 | if (!refspecs || !refspecs->count) { |
3f894205 CMN |
920 | to_active = &remote->refspecs; |
921 | } else { | |
922 | for (i = 0; i < refspecs->count; i++) { | |
923 | if ((error = add_refspec_to(&specs, refspecs->strings[i], true)) < 0) | |
924 | goto on_error; | |
925 | } | |
926 | ||
927 | to_active = &specs; | |
c5837cad | 928 | remote->passed_refspecs = 1; |
3f894205 CMN |
929 | } |
930 | ||
2cdd5c57 CMN |
931 | free_refspecs(&remote->passive_refspecs); |
932 | if ((error = dwim_refspecs(&remote->passive_refspecs, &remote->refspecs, &refs)) < 0) | |
933 | goto on_error; | |
af613ecd | 934 | |
2cdd5c57 | 935 | free_refspecs(&remote->active_refspecs); |
3f894205 | 936 | error = dwim_refspecs(&remote->active_refspecs, to_active, &refs); |
2cdd5c57 | 937 | |
877cde76 | 938 | git_vector_free(&refs); |
3f894205 CMN |
939 | free_refspecs(&specs); |
940 | git_vector_free(&specs); | |
877cde76 CMN |
941 | |
942 | if (error < 0) | |
25e0b157 | 943 | return error; |
d8488457 | 944 | |
c070ac64 POL |
945 | if (remote->push) { |
946 | git_push_free(remote->push); | |
947 | remote->push = NULL; | |
948 | } | |
949 | ||
35a8a8c5 | 950 | if ((error = git_fetch_negotiate(remote, opts)) < 0) |
4376f7f6 | 951 | return error; |
95057b85 | 952 | |
8f0104ec | 953 | return git_fetch_download_pack(remote, cbs); |
3f894205 CMN |
954 | |
955 | on_error: | |
956 | git_vector_free(&refs); | |
957 | free_refspecs(&specs); | |
958 | git_vector_free(&specs); | |
959 | return error; | |
48a65a07 CMN |
960 | } |
961 | ||
c3ab1e5a BS |
962 | int git_remote_fetch( |
963 | git_remote *remote, | |
3f894205 | 964 | const git_strarray *refspecs, |
8f0104ec | 965 | const git_fetch_options *opts, |
c3ab1e5a | 966 | const char *reflog_message) |
fe3a40a4 | 967 | { |
3eff2a57 | 968 | int error, update_fetchhead = 1; |
35a8a8c5 | 969 | git_remote_autotag_option_t tagopt = remote->download_tags; |
6fb373a0 | 970 | bool prune = false; |
db55bb73 | 971 | git_buf reflog_msg_buf = GIT_BUF_INIT; |
8f0104ec | 972 | const git_remote_callbacks *cbs = NULL; |
c49126c8 | 973 | const git_strarray *custom_headers = NULL; |
8f0104ec CMN |
974 | |
975 | if (opts) { | |
976 | GITERR_CHECK_VERSION(&opts->callbacks, GIT_REMOTE_CALLBACKS_VERSION, "git_remote_callbacks"); | |
977 | cbs = &opts->callbacks; | |
c49126c8 | 978 | custom_headers = &opts->custom_headers; |
3eff2a57 | 979 | update_fetchhead = opts->update_fetchhead; |
35a8a8c5 | 980 | tagopt = opts->download_tags; |
8f0104ec | 981 | } |
fe3a40a4 CMN |
982 | |
983 | /* Connect and download everything */ | |
c49126c8 | 984 | if ((error = git_remote_connect(remote, GIT_DIRECTION_FETCH, cbs, custom_headers)) != 0) |
fe3a40a4 CMN |
985 | return error; |
986 | ||
8f0104ec | 987 | error = git_remote_download(remote, refspecs, opts); |
fe3a40a4 CMN |
988 | |
989 | /* We don't need to be connected anymore */ | |
990 | git_remote_disconnect(remote); | |
991 | ||
06a8f5c3 BL |
992 | /* If the download failed, return the error */ |
993 | if (error != 0) | |
994 | return error; | |
995 | ||
db55bb73 BS |
996 | /* Default reflog message */ |
997 | if (reflog_message) | |
998 | git_buf_sets(&reflog_msg_buf, reflog_message); | |
999 | else { | |
1000 | git_buf_printf(&reflog_msg_buf, "fetch %s", | |
1001 | remote->name ? remote->name : remote->url); | |
1002 | } | |
1003 | ||
fe3a40a4 | 1004 | /* Create "remote/foo" branches for all remote branches */ |
35a8a8c5 | 1005 | error = git_remote_update_tips(remote, cbs, update_fetchhead, tagopt, git_buf_cstr(&reflog_msg_buf)); |
db55bb73 | 1006 | git_buf_free(&reflog_msg_buf); |
8c13eaed CMN |
1007 | if (error < 0) |
1008 | return error; | |
1009 | ||
6fb373a0 CMN |
1010 | if (opts && opts->prune == GIT_FETCH_PRUNE) |
1011 | prune = true; | |
c2418f46 | 1012 | else if (opts && opts->prune == GIT_FETCH_PRUNE_UNSPECIFIED && remote->prune_refs) |
6fb373a0 CMN |
1013 | prune = true; |
1014 | else if (opts && opts->prune == GIT_FETCH_NO_PRUNE) | |
1015 | prune = false; | |
1016 | else | |
1017 | prune = remote->prune_refs; | |
1018 | ||
1019 | if (prune) | |
8f0104ec | 1020 | error = git_remote_prune(remote, cbs); |
8c13eaed | 1021 | |
db55bb73 | 1022 | return error; |
fe3a40a4 CMN |
1023 | } |
1024 | ||
b0f6e45d ET |
1025 | static int remote_head_for_fetchspec_src(git_remote_head **out, git_vector *update_heads, const char *fetchspec_src) |
1026 | { | |
1027 | unsigned int i; | |
1028 | git_remote_head *remote_ref; | |
1029 | ||
1030 | assert(update_heads && fetchspec_src); | |
1031 | ||
1032 | *out = NULL; | |
7d4b65f6 | 1033 | |
1034 | git_vector_foreach(update_heads, i, remote_ref) { | |
1035 | if (strcmp(remote_ref->name, fetchspec_src) == 0) { | |
1036 | *out = remote_ref; | |
1037 | break; | |
b0f6e45d ET |
1038 | } |
1039 | } | |
1040 | ||
1041 | return 0; | |
1042 | } | |
1043 | ||
2c9b9c8b CMN |
1044 | static int ref_to_update(int *update, git_buf *remote_name, git_remote *remote, git_refspec *spec, const char *ref_name) |
1045 | { | |
1046 | int error = 0; | |
1047 | git_repository *repo; | |
1048 | git_buf upstream_remote = GIT_BUF_INIT; | |
1049 | git_buf upstream_name = GIT_BUF_INIT; | |
1050 | ||
1051 | repo = git_remote_owner(remote); | |
1052 | ||
1053 | if ((!git_reference__is_branch(ref_name)) || | |
1054 | !git_remote_name(remote) || | |
1055 | (error = git_branch_upstream_remote(&upstream_remote, repo, ref_name) < 0) || | |
1056 | git__strcmp(git_remote_name(remote), git_buf_cstr(&upstream_remote)) || | |
1057 | (error = git_branch_upstream_name(&upstream_name, repo, ref_name)) < 0 || | |
1058 | !git_refspec_dst_matches(spec, git_buf_cstr(&upstream_name)) || | |
1059 | (error = git_refspec_rtransform(remote_name, spec, upstream_name.ptr)) < 0) { | |
1060 | /* Not an error if there is no upstream */ | |
1061 | if (error == GIT_ENOTFOUND) { | |
1062 | giterr_clear(); | |
1063 | error = 0; | |
1064 | } | |
1065 | ||
1066 | *update = 0; | |
1067 | } else { | |
1068 | *update = 1; | |
1069 | } | |
1070 | ||
1071 | git_buf_free(&upstream_remote); | |
1072 | git_buf_free(&upstream_name); | |
1073 | return error; | |
1074 | } | |
1075 | ||
f49819aa | 1076 | static int remote_head_for_ref(git_remote_head **out, git_remote *remote, git_refspec *spec, git_vector *update_heads, git_reference *ref) |
b0f6e45d ET |
1077 | { |
1078 | git_reference *resolved_ref = NULL; | |
b0f6e45d | 1079 | git_buf remote_name = GIT_BUF_INIT; |
f49819aa | 1080 | git_config *config = NULL; |
e235db02 | 1081 | const char *ref_name; |
2c9b9c8b | 1082 | int error = 0, update; |
b0f6e45d | 1083 | |
4330ab26 | 1084 | assert(out && spec && ref); |
b0f6e45d ET |
1085 | |
1086 | *out = NULL; | |
1087 | ||
67d4997a CMN |
1088 | error = git_reference_resolve(&resolved_ref, ref); |
1089 | ||
1090 | /* If we're in an unborn branch, let's pretend nothing happened */ | |
1091 | if (error == GIT_ENOTFOUND && git_reference_type(ref) == GIT_REF_SYMBOLIC) { | |
1092 | ref_name = git_reference_symbolic_target(ref); | |
1093 | error = 0; | |
1094 | } else { | |
1095 | ref_name = git_reference_name(resolved_ref); | |
1096 | } | |
1097 | ||
2c9b9c8b | 1098 | if ((error = ref_to_update(&update, &remote_name, remote, spec, ref_name)) < 0) |
b0f6e45d | 1099 | goto cleanup; |
b0f6e45d | 1100 | |
2c9b9c8b CMN |
1101 | if (update) |
1102 | error = remote_head_for_fetchspec_src(out, update_heads, git_buf_cstr(&remote_name)); | |
b0f6e45d ET |
1103 | |
1104 | cleanup: | |
f7fcb18f | 1105 | git_buf_free(&remote_name); |
b0f6e45d | 1106 | git_reference_free(resolved_ref); |
f49819aa | 1107 | git_config_free(config); |
b0f6e45d ET |
1108 | return error; |
1109 | } | |
1110 | ||
4330ab26 | 1111 | static int git_remote_write_fetchhead(git_remote *remote, git_refspec *spec, git_vector *update_heads) |
b0f6e45d | 1112 | { |
b0f6e45d ET |
1113 | git_reference *head_ref = NULL; |
1114 | git_fetchhead_ref *fetchhead_ref; | |
1115 | git_remote_head *remote_ref, *merge_remote_ref; | |
1116 | git_vector fetchhead_refs; | |
1117 | bool include_all_fetchheads; | |
1118 | unsigned int i = 0; | |
1119 | int error = 0; | |
1120 | ||
1121 | assert(remote); | |
1122 | ||
404eadb0 CMN |
1123 | /* no heads, nothing to do */ |
1124 | if (update_heads->length == 0) | |
1125 | return 0; | |
1126 | ||
b0f6e45d ET |
1127 | if (git_vector_init(&fetchhead_refs, update_heads->length, git_fetchhead_ref_cmp) < 0) |
1128 | return -1; | |
1129 | ||
1130 | /* Iff refspec is * (but not subdir slash star), include tags */ | |
1131 | include_all_fetchheads = (strcmp(GIT_REFS_HEADS_DIR "*", git_refspec_src(spec)) == 0); | |
1132 | ||
1133 | /* Determine what to merge: if refspec was a wildcard, just use HEAD */ | |
1134 | if (git_refspec_is_wildcard(spec)) { | |
1135 | if ((error = git_reference_lookup(&head_ref, remote->repo, GIT_HEAD_FILE)) < 0 || | |
f49819aa | 1136 | (error = remote_head_for_ref(&merge_remote_ref, remote, spec, update_heads, head_ref)) < 0) |
b0f6e45d ET |
1137 | goto cleanup; |
1138 | } else { | |
1139 | /* If we're fetching a single refspec, that's the only thing that should be in FETCH_HEAD. */ | |
1140 | if ((error = remote_head_for_fetchspec_src(&merge_remote_ref, update_heads, git_refspec_src(spec))) < 0) | |
1141 | goto cleanup; | |
1142 | } | |
1143 | ||
1144 | /* Create the FETCH_HEAD file */ | |
7d4b65f6 | 1145 | git_vector_foreach(update_heads, i, remote_ref) { |
b0f6e45d ET |
1146 | int merge_this_fetchhead = (merge_remote_ref == remote_ref); |
1147 | ||
1148 | if (!include_all_fetchheads && | |
1149 | !git_refspec_src_matches(spec, remote_ref->name) && | |
1150 | !merge_this_fetchhead) | |
1151 | continue; | |
1152 | ||
1153 | if (git_fetchhead_ref_create(&fetchhead_ref, | |
1154 | &remote_ref->oid, | |
1155 | merge_this_fetchhead, | |
1156 | remote_ref->name, | |
1157 | git_remote_url(remote)) < 0) | |
1158 | goto cleanup; | |
1159 | ||
1160 | if (git_vector_insert(&fetchhead_refs, fetchhead_ref) < 0) | |
1161 | goto cleanup; | |
1162 | } | |
1163 | ||
1164 | git_fetchhead_write(remote->repo, &fetchhead_refs); | |
1165 | ||
1166 | cleanup: | |
1167 | for (i = 0; i < fetchhead_refs.length; ++i) | |
1168 | git_fetchhead_ref_free(fetchhead_refs.contents[i]); | |
1169 | ||
1170 | git_vector_free(&fetchhead_refs); | |
1171 | git_reference_free(head_ref); | |
1172 | ||
1173 | return error; | |
1174 | } | |
1175 | ||
59ff8b67 CMN |
1176 | /** |
1177 | * Generate a list of candidates for pruning by getting a list of | |
1178 | * references which match the rhs of an active refspec. | |
1179 | */ | |
1180 | static int prune_candidates(git_vector *candidates, git_remote *remote) | |
5f473947 L |
1181 | { |
1182 | git_strarray arr = { 0 }; | |
59ff8b67 | 1183 | size_t i; |
5f473947 L |
1184 | int error; |
1185 | ||
1186 | if ((error = git_reference_list(&arr, remote->repo)) < 0) | |
1187 | return error; | |
1188 | ||
59ff8b67 CMN |
1189 | for (i = 0; i < arr.count; i++) { |
1190 | const char *refname = arr.strings[i]; | |
1191 | char *refname_dup; | |
1192 | ||
1193 | if (!git_remote__matching_dst_refspec(remote, refname)) | |
1194 | continue; | |
1195 | ||
1196 | refname_dup = git__strdup(refname); | |
1197 | GITERR_CHECK_ALLOC(refname_dup); | |
1198 | ||
1199 | if ((error = git_vector_insert(candidates, refname_dup)) < 0) | |
1200 | goto out; | |
1201 | } | |
1202 | ||
1203 | out: | |
1204 | git_strarray_free(&arr); | |
1205 | return error; | |
1206 | } | |
1207 | ||
1208 | static int find_head(const void *_a, const void *_b) | |
1209 | { | |
1210 | git_remote_head *a = (git_remote_head *) _a; | |
1211 | git_remote_head *b = (git_remote_head *) _b; | |
1212 | ||
1213 | return strcmp(a->name, b->name); | |
1214 | } | |
1215 | ||
8f0104ec | 1216 | int git_remote_prune(git_remote *remote, const git_remote_callbacks *callbacks) |
59ff8b67 CMN |
1217 | { |
1218 | size_t i, j; | |
1219 | git_vector remote_refs = GIT_VECTOR_INIT; | |
1220 | git_vector candidates = GIT_VECTOR_INIT; | |
1221 | const git_refspec *spec; | |
1222 | const char *refname; | |
1223 | int error; | |
1224 | git_oid zero_id = {{ 0 }}; | |
1225 | ||
8f0104ec CMN |
1226 | if (callbacks) |
1227 | GITERR_CHECK_VERSION(callbacks, GIT_REMOTE_CALLBACKS_VERSION, "git_remote_callbacks"); | |
1228 | ||
5f473947 L |
1229 | if ((error = ls_to_vector(&remote_refs, remote)) < 0) |
1230 | goto cleanup; | |
1231 | ||
59ff8b67 | 1232 | git_vector_set_cmp(&remote_refs, find_head); |
5f473947 | 1233 | |
59ff8b67 CMN |
1234 | if ((error = prune_candidates(&candidates, remote)) < 0) |
1235 | goto cleanup; | |
5f473947 | 1236 | |
59ff8b67 CMN |
1237 | /* |
1238 | * Remove those entries from the candidate list for which we | |
1239 | * can find a remote reference in at least one refspec. | |
1240 | */ | |
1241 | git_vector_foreach(&candidates, i, refname) { | |
1242 | git_vector_foreach(&remote->active_refspecs, j, spec) { | |
1243 | git_buf buf = GIT_BUF_INIT; | |
1244 | size_t pos; | |
1245 | char *src_name; | |
1246 | git_remote_head key = {0}; | |
1247 | ||
1248 | if (!git_refspec_dst_matches(spec, refname)) | |
5f473947 L |
1249 | continue; |
1250 | ||
59ff8b67 CMN |
1251 | if ((error = git_refspec_rtransform(&buf, spec, refname)) < 0) |
1252 | goto cleanup; | |
5f473947 | 1253 | |
59ff8b67 CMN |
1254 | key.name = (char *) git_buf_cstr(&buf); |
1255 | error = git_vector_search(&pos, &remote_refs, &key); | |
1256 | git_buf_free(&buf); | |
5f473947 | 1257 | |
59ff8b67 CMN |
1258 | if (error < 0 && error != GIT_ENOTFOUND) |
1259 | goto cleanup; | |
5f473947 | 1260 | |
59ff8b67 | 1261 | if (error == GIT_ENOTFOUND) |
5f473947 L |
1262 | continue; |
1263 | ||
59ff8b67 CMN |
1264 | /* if we did find a source, remove it from the candiates */ |
1265 | if ((error = git_vector_set((void **) &src_name, &candidates, i, NULL)) < 0) | |
1266 | goto cleanup; | |
1267 | ||
1268 | git__free(src_name); | |
1269 | break; | |
5f473947 L |
1270 | } |
1271 | } | |
1272 | ||
59ff8b67 CMN |
1273 | /* |
1274 | * For those candidates still left in the list, we need to | |
1275 | * remove them. We do not remove symrefs, as those are for | |
1276 | * stuff like origin/HEAD which will never match, but we do | |
1277 | * not want to remove them. | |
1278 | */ | |
1279 | git_vector_foreach(&candidates, i, refname) { | |
1280 | git_reference *ref; | |
1281 | git_oid id; | |
1282 | ||
1283 | if (refname == NULL) | |
1284 | continue; | |
1285 | ||
1286 | error = git_reference_lookup(&ref, remote->repo, refname); | |
1287 | /* as we want it gone, let's not consider this an error */ | |
1288 | if (error == GIT_ENOTFOUND) | |
1289 | continue; | |
1290 | ||
1291 | if (error < 0) | |
1292 | goto cleanup; | |
1293 | ||
1294 | if (git_reference_type(ref) == GIT_REF_SYMBOLIC) { | |
1295 | git_reference_free(ref); | |
1296 | continue; | |
1297 | } | |
1298 | ||
1299 | git_oid_cpy(&id, git_reference_target(ref)); | |
1300 | error = git_reference_delete(ref); | |
1301 | git_reference_free(ref); | |
1302 | if (error < 0) | |
1303 | goto cleanup; | |
1304 | ||
8f0104ec CMN |
1305 | if (callbacks && callbacks->update_tips) |
1306 | error = callbacks->update_tips(refname, &id, &zero_id, callbacks->payload); | |
59ff8b67 CMN |
1307 | |
1308 | if (error < 0) | |
1309 | goto cleanup; | |
1310 | } | |
1311 | ||
5f473947 | 1312 | cleanup: |
5f473947 | 1313 | git_vector_free(&remote_refs); |
59ff8b67 | 1314 | git_vector_free_deep(&candidates); |
5f473947 L |
1315 | return error; |
1316 | } | |
1317 | ||
c3ab1e5a BS |
1318 | static int update_tips_for_spec( |
1319 | git_remote *remote, | |
8f0104ec | 1320 | const git_remote_callbacks *callbacks, |
3eff2a57 | 1321 | int update_fetchhead, |
35a8a8c5 | 1322 | git_remote_autotag_option_t tagopt, |
c3ab1e5a BS |
1323 | git_refspec *spec, |
1324 | git_vector *refs, | |
c3ab1e5a | 1325 | const char *log_message) |
441f57c2 | 1326 | { |
a37ddf7e | 1327 | int error = 0, autotag; |
517bda19 | 1328 | unsigned int i = 0; |
97769280 | 1329 | git_buf refname = GIT_BUF_INIT; |
f184836b | 1330 | git_oid old; |
a37ddf7e | 1331 | git_odb *odb; |
441f57c2 CMN |
1332 | git_remote_head *head; |
1333 | git_reference *ref; | |
a37ddf7e | 1334 | git_refspec tagspec; |
4330ab26 | 1335 | git_vector update_heads; |
441f57c2 | 1336 | |
4bef3565 VM |
1337 | assert(remote); |
1338 | ||
acd17006 | 1339 | if (git_repository_odb__weakptr(&odb, remote->repo) < 0) |
a37ddf7e CMN |
1340 | return -1; |
1341 | ||
3230a44f | 1342 | if (git_refspec__parse(&tagspec, GIT_REFSPEC_TAGS, true) < 0) |
a37ddf7e CMN |
1343 | return -1; |
1344 | ||
41fb1ca0 | 1345 | /* Make a copy of the transport's refs */ |
4330ab26 | 1346 | if (git_vector_init(&update_heads, 16, NULL) < 0) |
41fb1ca0 | 1347 | return -1; |
585a2eb7 | 1348 | |
4330ab26 CMN |
1349 | for (; i < refs->length; ++i) { |
1350 | head = git_vector_get(refs, i); | |
9063be1f | 1351 | autotag = 0; |
e3e017d4 | 1352 | git_buf_clear(&refname); |
517bda19 | 1353 | |
a37ddf7e CMN |
1354 | /* Ignore malformed ref names (which also saves us from tag^{} */ |
1355 | if (!git_reference_is_valid_name(head->name)) | |
1356 | continue; | |
1357 | ||
e3e017d4 | 1358 | /* If we have a tag, see if the auto-follow rules say to update it */ |
e284c451 | 1359 | if (git_refspec_src_matches(&tagspec, head->name)) { |
35a8a8c5 | 1360 | if (tagopt != GIT_REMOTE_DOWNLOAD_TAGS_NONE) { |
3230a44f | 1361 | |
35a8a8c5 | 1362 | if (tagopt == GIT_REMOTE_DOWNLOAD_TAGS_AUTO) |
e284c451 | 1363 | autotag = 1; |
a37ddf7e | 1364 | |
e284c451 POL |
1365 | git_buf_clear(&refname); |
1366 | if (git_buf_puts(&refname, head->name) < 0) | |
1367 | goto on_error; | |
e284c451 | 1368 | } |
e3e017d4 CMN |
1369 | } |
1370 | ||
1371 | /* If we didn't want to auto-follow the tag, check if the refspec matches */ | |
1372 | if (!autotag && git_refspec_src_matches(spec, head->name)) { | |
23aa7c90 CMN |
1373 | if (spec->dst) { |
1374 | if (git_refspec_transform(&refname, spec, head->name) < 0) | |
1375 | goto on_error; | |
1376 | } else { | |
1377 | /* | |
1378 | * no rhs mans store it in FETCH_HEAD, even if we don't | |
1379 | update anything else. | |
1380 | */ | |
1381 | if ((error = git_vector_insert(&update_heads, head)) < 0) | |
1382 | goto on_error; | |
1383 | ||
1384 | continue; | |
1385 | } | |
e3e017d4 CMN |
1386 | } |
1387 | ||
1388 | /* If we still don't have a refname, we don't want it */ | |
1389 | if (git_buf_len(&refname) == 0) { | |
a37ddf7e CMN |
1390 | continue; |
1391 | } | |
1392 | ||
e284c451 | 1393 | /* In autotag mode, only create tags for objects already in db */ |
a37ddf7e CMN |
1394 | if (autotag && !git_odb_exists(odb, &head->oid)) |
1395 | continue; | |
f184836b | 1396 | |
d908351a | 1397 | if (!autotag && git_vector_insert(&update_heads, head) < 0) |
b0f6e45d ET |
1398 | goto on_error; |
1399 | ||
2508cc66 | 1400 | error = git_reference_name_to_id(&old, remote->repo, refname.ptr); |
904b67e6 | 1401 | if (error < 0 && error != GIT_ENOTFOUND) |
f184836b CMN |
1402 | goto on_error; |
1403 | ||
d908351a | 1404 | if (error == GIT_ENOTFOUND) { |
f184836b CMN |
1405 | memset(&old, 0, GIT_OID_RAWSZ); |
1406 | ||
d908351a L |
1407 | if (autotag && git_vector_insert(&update_heads, head) < 0) |
1408 | goto on_error; | |
1409 | } | |
1410 | ||
b7f167da | 1411 | if (!git_oid__cmp(&old, &head->oid)) |
f184836b | 1412 | continue; |
441f57c2 | 1413 | |
a37ddf7e | 1414 | /* In autotag mode, don't overwrite any locally-existing tags */ |
c3ab1e5a | 1415 | error = git_reference_create(&ref, remote->repo, refname.ptr, &head->oid, !autotag, |
659cf202 | 1416 | log_message); |
a37ddf7e | 1417 | if (error < 0 && error != GIT_EEXISTS) |
944d250f | 1418 | goto on_error; |
39157563 CMN |
1419 | |
1420 | git_reference_free(ref); | |
f184836b | 1421 | |
8f0104ec CMN |
1422 | if (callbacks && callbacks->update_tips != NULL) { |
1423 | if (callbacks->update_tips(refname.ptr, &old, &head->oid, callbacks->payload) < 0) | |
f184836b CMN |
1424 | goto on_error; |
1425 | } | |
441f57c2 CMN |
1426 | } |
1427 | ||
3eff2a57 | 1428 | if (update_fetchhead && |
4330ab26 | 1429 | (error = git_remote_write_fetchhead(remote, spec, &update_heads)) < 0) |
b0f6e45d ET |
1430 | goto on_error; |
1431 | ||
b0f6e45d | 1432 | git_vector_free(&update_heads); |
a37ddf7e | 1433 | git_refspec__free(&tagspec); |
97769280 | 1434 | git_buf_free(&refname); |
f184836b CMN |
1435 | return 0; |
1436 | ||
1437 | on_error: | |
b0f6e45d | 1438 | git_vector_free(&update_heads); |
a37ddf7e | 1439 | git_refspec__free(&tagspec); |
f184836b CMN |
1440 | git_buf_free(&refname); |
1441 | return -1; | |
97769280 | 1442 | |
441f57c2 CMN |
1443 | } |
1444 | ||
c5837cad CMN |
1445 | /** |
1446 | * Iteration over the three vectors, with a pause whenever we find a match | |
1447 | * | |
1448 | * On each stop, we store the iteration stat in the inout i,j,k | |
1449 | * parameters, and return the currently matching passive refspec as | |
1450 | * well as the head which we matched. | |
1451 | */ | |
1452 | static int next_head(const git_remote *remote, git_vector *refs, | |
1453 | git_refspec **out_spec, git_remote_head **out_head, | |
1454 | size_t *out_i, size_t *out_j, size_t *out_k) | |
1455 | { | |
1456 | const git_vector *active, *passive; | |
1457 | git_remote_head *head; | |
1458 | git_refspec *spec, *passive_spec; | |
1459 | size_t i, j, k; | |
1460 | ||
1461 | active = &remote->active_refspecs; | |
1462 | passive = &remote->passive_refspecs; | |
1463 | ||
1464 | i = *out_i; | |
1465 | j = *out_j; | |
1466 | k = *out_k; | |
1467 | ||
1468 | for (; i < refs->length; i++) { | |
1469 | head = git_vector_get(refs, i); | |
1470 | ||
1471 | if (!git_reference_is_valid_name(head->name)) | |
1472 | continue; | |
1473 | ||
1474 | for (; j < active->length; j++) { | |
1475 | spec = git_vector_get(active, j); | |
1476 | ||
1477 | if (!git_refspec_src_matches(spec, head->name)) | |
1478 | continue; | |
1479 | ||
1480 | for (; k < passive->length; k++) { | |
1481 | passive_spec = git_vector_get(passive, k); | |
1482 | ||
1483 | if (!git_refspec_src_matches(passive_spec, head->name)) | |
1484 | continue; | |
1485 | ||
1486 | *out_spec = passive_spec; | |
1487 | *out_head = head; | |
1488 | *out_i = i; | |
1489 | *out_j = j; | |
1490 | *out_k = k + 1; | |
1491 | return 0; | |
1492 | ||
1493 | } | |
1494 | k = 0; | |
1495 | } | |
1496 | j = 0; | |
1497 | } | |
1498 | ||
1499 | return GIT_ITEROVER; | |
1500 | } | |
1501 | ||
9566ce43 CMN |
1502 | static int opportunistic_updates(const git_remote *remote, const git_remote_callbacks *callbacks, |
1503 | git_vector *refs, const char *msg) | |
c5837cad CMN |
1504 | { |
1505 | size_t i, j, k; | |
1506 | git_refspec *spec; | |
1507 | git_remote_head *head; | |
1508 | git_reference *ref; | |
1509 | git_buf refname = GIT_BUF_INIT; | |
9566ce43 | 1510 | int error = 0; |
c5837cad CMN |
1511 | |
1512 | i = j = k = 0; | |
1513 | ||
1514 | while ((error = next_head(remote, refs, &spec, &head, &i, &j, &k)) == 0) { | |
9566ce43 | 1515 | git_oid old = {{ 0 }}; |
c5837cad CMN |
1516 | /* |
1517 | * If we got here, there is a refspec which was used | |
1518 | * for fetching which matches the source of one of the | |
1519 | * passive refspecs, so we should update that | |
1520 | * remote-tracking branch, but not add it to | |
1521 | * FETCH_HEAD | |
1522 | */ | |
1523 | ||
9566ce43 | 1524 | git_buf_clear(&refname); |
c5837cad | 1525 | if ((error = git_refspec_transform(&refname, spec, head->name)) < 0) |
9566ce43 | 1526 | goto cleanup; |
c5837cad | 1527 | |
9566ce43 CMN |
1528 | error = git_reference_name_to_id(&old, remote->repo, refname.ptr); |
1529 | if (error < 0 && error != GIT_ENOTFOUND) | |
1530 | goto cleanup; | |
1531 | ||
1532 | if (!git_oid_cmp(&old, &head->oid)) | |
1533 | continue; | |
c5837cad | 1534 | |
9566ce43 CMN |
1535 | /* If we did find a current reference, make sure we haven't lost a race */ |
1536 | if (error) | |
1537 | error = git_reference_create(&ref, remote->repo, refname.ptr, &head->oid, true, msg); | |
1538 | else | |
1539 | error = git_reference_create_matching(&ref, remote->repo, refname.ptr, &head->oid, true, &old, msg); | |
1540 | git_reference_free(ref); | |
c5837cad | 1541 | if (error < 0) |
9566ce43 CMN |
1542 | goto cleanup; |
1543 | ||
1544 | if (callbacks && callbacks->update_tips != NULL) { | |
1545 | if (callbacks->update_tips(refname.ptr, &old, &head->oid, callbacks->payload) < 0) | |
1546 | goto cleanup; | |
1547 | } | |
c5837cad CMN |
1548 | } |
1549 | ||
9566ce43 CMN |
1550 | if (error == GIT_ITEROVER) |
1551 | error = 0; | |
1552 | ||
1553 | cleanup: | |
1554 | git_buf_free(&refname); | |
1555 | return error; | |
c5837cad CMN |
1556 | } |
1557 | ||
c3ab1e5a BS |
1558 | int git_remote_update_tips( |
1559 | git_remote *remote, | |
8f0104ec | 1560 | const git_remote_callbacks *callbacks, |
3eff2a57 | 1561 | int update_fetchhead, |
35a8a8c5 | 1562 | git_remote_autotag_option_t download_tags, |
c3ab1e5a | 1563 | const char *reflog_message) |
4330ab26 | 1564 | { |
505b5d0c | 1565 | git_refspec *spec, tagspec; |
cdedef40 | 1566 | git_vector refs = GIT_VECTOR_INIT; |
35a8a8c5 | 1567 | git_remote_autotag_option_t tagopt; |
505b5d0c | 1568 | int error; |
4330ab26 CMN |
1569 | size_t i; |
1570 | ||
fe794b2e CMN |
1571 | /* push has its own logic hidden away in the push object */ |
1572 | if (remote->push) { | |
8f0104ec | 1573 | return git_push_update_tips(remote->push, callbacks); |
fe794b2e CMN |
1574 | } |
1575 | ||
505b5d0c CMN |
1576 | if (git_refspec__parse(&tagspec, GIT_REFSPEC_TAGS, true) < 0) |
1577 | return -1; | |
1578 | ||
877cde76 CMN |
1579 | |
1580 | if ((error = ls_to_vector(&refs, remote)) < 0) | |
505b5d0c CMN |
1581 | goto out; |
1582 | ||
c2418f46 | 1583 | if (download_tags == GIT_REMOTE_DOWNLOAD_TAGS_UNSPECIFIED) |
35a8a8c5 CMN |
1584 | tagopt = remote->download_tags; |
1585 | else | |
1586 | tagopt = download_tags; | |
1587 | ||
1588 | if (tagopt == GIT_REMOTE_DOWNLOAD_TAGS_ALL) { | |
1589 | if ((error = update_tips_for_spec(remote, callbacks, update_fetchhead, tagopt, &tagspec, &refs, reflog_message)) < 0) | |
e284c451 | 1590 | goto out; |
505b5d0c | 1591 | } |
4330ab26 | 1592 | |
af613ecd | 1593 | git_vector_foreach(&remote->active_refspecs, i, spec) { |
4330ab26 CMN |
1594 | if (spec->push) |
1595 | continue; | |
1596 | ||
35a8a8c5 | 1597 | if ((error = update_tips_for_spec(remote, callbacks, update_fetchhead, tagopt, spec, &refs, reflog_message)) < 0) |
505b5d0c | 1598 | goto out; |
4330ab26 CMN |
1599 | } |
1600 | ||
c5837cad CMN |
1601 | /* only try to do opportunisitic updates if the refpec lists differ */ |
1602 | if (remote->passed_refspecs) | |
9566ce43 | 1603 | error = opportunistic_updates(remote, callbacks, &refs, reflog_message); |
c5837cad | 1604 | |
505b5d0c | 1605 | out: |
877cde76 | 1606 | git_vector_free(&refs); |
505b5d0c | 1607 | git_refspec__free(&tagspec); |
505b5d0c | 1608 | return error; |
4330ab26 CMN |
1609 | } |
1610 | ||
11f6ad5f | 1611 | int git_remote_connected(const git_remote *remote) |
6ac3b707 | 1612 | { |
4bef3565 | 1613 | assert(remote); |
41fb1ca0 PK |
1614 | |
1615 | if (!remote->transport || !remote->transport->is_connected) | |
1616 | return 0; | |
1617 | ||
1618 | /* Ask the transport if it's connected. */ | |
613d5eb9 | 1619 | return remote->transport->is_connected(remote->transport); |
6ac3b707 CMN |
1620 | } |
1621 | ||
f0d2ddbb CMN |
1622 | void git_remote_stop(git_remote *remote) |
1623 | { | |
613d5eb9 PK |
1624 | assert(remote); |
1625 | ||
1626 | if (remote->transport && remote->transport->cancel) | |
41fb1ca0 | 1627 | remote->transport->cancel(remote->transport); |
f0d2ddbb CMN |
1628 | } |
1629 | ||
4cf01e9a CMN |
1630 | void git_remote_disconnect(git_remote *remote) |
1631 | { | |
4bef3565 VM |
1632 | assert(remote); |
1633 | ||
41fb1ca0 PK |
1634 | if (git_remote_connected(remote)) |
1635 | remote->transport->close(remote->transport); | |
4cf01e9a CMN |
1636 | } |
1637 | ||
9c82357b CMN |
1638 | void git_remote_free(git_remote *remote) |
1639 | { | |
2aae2188 CMN |
1640 | if (remote == NULL) |
1641 | return; | |
1642 | ||
42ea35c0 MS |
1643 | if (remote->transport != NULL) { |
1644 | git_remote_disconnect(remote); | |
1645 | ||
1646 | remote->transport->free(remote->transport); | |
1647 | remote->transport = NULL; | |
1648 | } | |
1649 | ||
1650 | git_vector_free(&remote->refs); | |
1651 | ||
af613ecd | 1652 | free_refspecs(&remote->refspecs); |
4330ab26 CMN |
1653 | git_vector_free(&remote->refspecs); |
1654 | ||
af613ecd CMN |
1655 | free_refspecs(&remote->active_refspecs); |
1656 | git_vector_free(&remote->active_refspecs); | |
1657 | ||
2cdd5c57 CMN |
1658 | free_refspecs(&remote->passive_refspecs); |
1659 | git_vector_free(&remote->passive_refspecs); | |
1660 | ||
fe794b2e | 1661 | git_push_free(remote->push); |
3286c408 | 1662 | git__free(remote->url); |
3ed4b501 | 1663 | git__free(remote->pushurl); |
3286c408 | 1664 | git__free(remote->name); |
3286c408 | 1665 | git__free(remote); |
9c82357b | 1666 | } |
8171998f | 1667 | |
106c12f1 | 1668 | static int remote_list_cb(const git_config_entry *entry, void *payload) |
8171998f | 1669 | { |
25e0b157 | 1670 | git_vector *list = payload; |
106c12f1 RB |
1671 | const char *name = entry->name + strlen("remote."); |
1672 | size_t namelen = strlen(name); | |
1673 | char *remote_name; | |
8171998f | 1674 | |
106c12f1 | 1675 | /* we know name matches "remote.<stuff>.(push)?url" */ |
8171998f | 1676 | |
106c12f1 RB |
1677 | if (!strcmp(&name[namelen - 4], ".url")) |
1678 | remote_name = git__strndup(name, namelen - 4); /* strip ".url" */ | |
1679 | else | |
1680 | remote_name = git__strndup(name, namelen - 8); /* strip ".pushurl" */ | |
25e0b157 | 1681 | GITERR_CHECK_ALLOC(remote_name); |
8171998f | 1682 | |
25e0b157 | 1683 | return git_vector_insert(list, remote_name); |
8171998f CMN |
1684 | } |
1685 | ||
1686 | int git_remote_list(git_strarray *remotes_list, git_repository *repo) | |
1687 | { | |
8171998f | 1688 | int error; |
96869a4e | 1689 | git_config *cfg; |
25e0b157 | 1690 | git_vector list = GIT_VECTOR_INIT; |
8171998f | 1691 | |
96869a4e RB |
1692 | if ((error = git_repository_config__weakptr(&cfg, repo)) < 0) |
1693 | return error; | |
8171998f | 1694 | |
25e0b157 | 1695 | if ((error = git_vector_init(&list, 4, git__strcmp_cb)) < 0) |
96869a4e | 1696 | return error; |
8171998f | 1697 | |
106c12f1 | 1698 | error = git_config_foreach_match( |
25e0b157 | 1699 | cfg, "^remote\\..*\\.(push)?url$", remote_list_cb, &list); |
8171998f | 1700 | |
4376f7f6 | 1701 | if (error < 0) { |
9cfce273 | 1702 | git_vector_free_deep(&list); |
8171998f CMN |
1703 | return error; |
1704 | } | |
1705 | ||
25e0b157 | 1706 | git_vector_uniq(&list, git__free); |
aec87f71 | 1707 | |
25e0b157 RB |
1708 | remotes_list->strings = |
1709 | (char **)git_vector_detach(&remotes_list->count, NULL, &list); | |
8171998f | 1710 | |
4376f7f6 | 1711 | return 0; |
8171998f | 1712 | } |
a209a025 | 1713 | |
67dad09b | 1714 | const git_transfer_progress* git_remote_stats(git_remote *remote) |
d57c47dc BS |
1715 | { |
1716 | assert(remote); | |
1717 | return &remote->stats; | |
1718 | } | |
1719 | ||
11f6ad5f | 1720 | git_remote_autotag_option_t git_remote_autotag(const git_remote *remote) |
f70e466f CMN |
1721 | { |
1722 | return remote->download_tags; | |
1723 | } | |
1724 | ||
35a8a8c5 | 1725 | int git_remote_set_autotag(git_repository *repo, const char *remote, git_remote_autotag_option_t value) |
f70e466f | 1726 | { |
35a8a8c5 CMN |
1727 | git_buf var = GIT_BUF_INIT; |
1728 | git_config *config; | |
1729 | int error; | |
1730 | ||
1731 | assert(repo && remote); | |
1732 | ||
1733 | if ((error = ensure_remote_name_is_valid(remote)) < 0) | |
1734 | return error; | |
1735 | ||
1736 | if ((error = git_repository_config__weakptr(&config, repo)) < 0) | |
1737 | return error; | |
1738 | ||
1739 | if ((error = git_buf_printf(&var, CONFIG_TAGOPT_FMT, remote))) | |
1740 | return error; | |
1741 | ||
1742 | switch (value) { | |
1743 | case GIT_REMOTE_DOWNLOAD_TAGS_NONE: | |
1744 | error = git_config_set_string(config, var.ptr, "--no-tags"); | |
1745 | break; | |
1746 | case GIT_REMOTE_DOWNLOAD_TAGS_ALL: | |
1747 | error = git_config_set_string(config, var.ptr, "--tags"); | |
1748 | break; | |
1749 | case GIT_REMOTE_DOWNLOAD_TAGS_AUTO: | |
1750 | error = git_config_delete_entry(config, var.ptr); | |
1751 | if (error == GIT_ENOTFOUND) | |
1752 | error = 0; | |
1753 | break; | |
1754 | default: | |
1755 | giterr_set(GITERR_INVALID, "Invalid value for the tagopt setting"); | |
1756 | error = -1; | |
1757 | } | |
1758 | ||
1759 | git_buf_free(&var); | |
1760 | return error; | |
f70e466f | 1761 | } |
fcccf304 | 1762 | |
5f473947 L |
1763 | int git_remote_prune_refs(const git_remote *remote) |
1764 | { | |
1765 | return remote->prune_refs; | |
1766 | } | |
1767 | ||
fcccf304 | 1768 | static int rename_remote_config_section( |
1769 | git_repository *repo, | |
1770 | const char *old_name, | |
1771 | const char *new_name) | |
1772 | { | |
1773 | git_buf old_section_name = GIT_BUF_INIT, | |
1774 | new_section_name = GIT_BUF_INIT; | |
1775 | int error = -1; | |
1776 | ||
1777 | if (git_buf_printf(&old_section_name, "remote.%s", old_name) < 0) | |
1778 | goto cleanup; | |
1779 | ||
40e48ea4 | 1780 | if (new_name && |
1781 | (git_buf_printf(&new_section_name, "remote.%s", new_name) < 0)) | |
1782 | goto cleanup; | |
fcccf304 | 1783 | |
1784 | error = git_config_rename_section( | |
1785 | repo, | |
1786 | git_buf_cstr(&old_section_name), | |
40e48ea4 | 1787 | new_name ? git_buf_cstr(&new_section_name) : NULL); |
fcccf304 | 1788 | |
1789 | cleanup: | |
1790 | git_buf_free(&old_section_name); | |
1791 | git_buf_free(&new_section_name); | |
1792 | ||
1793 | return error; | |
1794 | } | |
1795 | ||
96869a4e | 1796 | struct update_data { |
fcccf304 | 1797 | git_config *config; |
1798 | const char *old_remote_name; | |
1799 | const char *new_remote_name; | |
1800 | }; | |
1801 | ||
1802 | static int update_config_entries_cb( | |
1803 | const git_config_entry *entry, | |
1804 | void *payload) | |
1805 | { | |
1806 | struct update_data *data = (struct update_data *)payload; | |
1807 | ||
1808 | if (strcmp(entry->value, data->old_remote_name)) | |
1809 | return 0; | |
1810 | ||
25e0b157 RB |
1811 | return git_config_set_string( |
1812 | data->config, entry->name, data->new_remote_name); | |
fcccf304 | 1813 | } |
1814 | ||
1815 | static int update_branch_remote_config_entry( | |
1816 | git_repository *repo, | |
1817 | const char *old_name, | |
1818 | const char *new_name) | |
1819 | { | |
96869a4e RB |
1820 | int error; |
1821 | struct update_data data = { NULL }; | |
fcccf304 | 1822 | |
96869a4e RB |
1823 | if ((error = git_repository_config__weakptr(&data.config, repo)) < 0) |
1824 | return error; | |
fcccf304 | 1825 | |
fcccf304 | 1826 | data.old_remote_name = old_name; |
1827 | data.new_remote_name = new_name; | |
1828 | ||
25e0b157 | 1829 | return git_config_foreach_match( |
96869a4e | 1830 | data.config, "branch\\..+\\.remote", update_config_entries_cb, &data); |
fcccf304 | 1831 | } |
1832 | ||
fcccf304 | 1833 | static int rename_one_remote_reference( |
d1544564 | 1834 | git_reference *reference_in, |
fcccf304 | 1835 | const char *old_remote_name, |
1836 | const char *new_remote_name) | |
1837 | { | |
96869a4e | 1838 | int error; |
d1544564 CMN |
1839 | git_reference *ref = NULL, *dummy = NULL; |
1840 | git_buf namespace = GIT_BUF_INIT, old_namespace = GIT_BUF_INIT; | |
fcccf304 | 1841 | git_buf new_name = GIT_BUF_INIT; |
ccf6ce5c | 1842 | git_buf log_message = GIT_BUF_INIT; |
d1544564 CMN |
1843 | size_t pfx_len; |
1844 | const char *target; | |
fcccf304 | 1845 | |
d1544564 CMN |
1846 | if ((error = git_buf_printf(&namespace, GIT_REFS_REMOTES_DIR "%s/", new_remote_name)) < 0) |
1847 | return error; | |
1848 | ||
1849 | pfx_len = strlen(GIT_REFS_REMOTES_DIR) + strlen(old_remote_name) + 1; | |
1850 | git_buf_puts(&new_name, namespace.ptr); | |
1851 | if ((error = git_buf_puts(&new_name, git_reference_name(reference_in) + pfx_len)) < 0) | |
ccf6ce5c | 1852 | goto cleanup; |
fcccf304 | 1853 | |
ccf6ce5c BS |
1854 | if ((error = git_buf_printf(&log_message, |
1855 | "renamed remote %s to %s", | |
1856 | old_remote_name, new_remote_name)) < 0) | |
1857 | goto cleanup; | |
fcccf304 | 1858 | |
d1544564 | 1859 | if ((error = git_reference_rename(&ref, reference_in, git_buf_cstr(&new_name), 1, |
659cf202 | 1860 | git_buf_cstr(&log_message))) < 0) |
d1544564 CMN |
1861 | goto cleanup; |
1862 | ||
1863 | if (git_reference_type(ref) != GIT_REF_SYMBOLIC) | |
1864 | goto cleanup; | |
1865 | ||
1866 | /* Handle refs like origin/HEAD -> origin/master */ | |
1867 | target = git_reference_symbolic_target(ref); | |
1868 | if ((error = git_buf_printf(&old_namespace, GIT_REFS_REMOTES_DIR "%s/", old_remote_name)) < 0) | |
1869 | goto cleanup; | |
1870 | ||
1871 | if (git__prefixcmp(target, old_namespace.ptr)) | |
1872 | goto cleanup; | |
1873 | ||
1874 | git_buf_clear(&new_name); | |
1875 | git_buf_puts(&new_name, namespace.ptr); | |
1876 | if ((error = git_buf_puts(&new_name, target + pfx_len)) < 0) | |
1877 | goto cleanup; | |
1878 | ||
1879 | error = git_reference_symbolic_set_target(&dummy, ref, git_buf_cstr(&new_name), | |
659cf202 | 1880 | git_buf_cstr(&log_message)); |
d1544564 CMN |
1881 | |
1882 | git_reference_free(dummy); | |
ccf6ce5c BS |
1883 | |
1884 | cleanup: | |
d1544564 CMN |
1885 | git_reference_free(reference_in); |
1886 | git_reference_free(ref); | |
1887 | git_buf_free(&namespace); | |
1888 | git_buf_free(&old_namespace); | |
fcccf304 | 1889 | git_buf_free(&new_name); |
ccf6ce5c | 1890 | git_buf_free(&log_message); |
fcccf304 | 1891 | return error; |
1892 | } | |
1893 | ||
1894 | static int rename_remote_references( | |
1895 | git_repository *repo, | |
1896 | const char *old_name, | |
1897 | const char *new_name) | |
1898 | { | |
96869a4e | 1899 | int error; |
a52ab4b8 | 1900 | git_buf buf = GIT_BUF_INIT; |
56960b83 | 1901 | git_reference *ref; |
9bd89d96 | 1902 | git_reference_iterator *iter; |
fcccf304 | 1903 | |
a52ab4b8 | 1904 | if ((error = git_buf_printf(&buf, GIT_REFS_REMOTES_DIR "%s/*", old_name)) < 0) |
96869a4e | 1905 | return error; |
fcccf304 | 1906 | |
a52ab4b8 CMN |
1907 | error = git_reference_iterator_glob_new(&iter, repo, git_buf_cstr(&buf)); |
1908 | git_buf_free(&buf); | |
9bd89d96 | 1909 | |
a52ab4b8 CMN |
1910 | if (error < 0) |
1911 | return error; | |
1912 | ||
1913 | while ((error = git_reference_next(&ref, iter)) == 0) { | |
96869a4e RB |
1914 | if ((error = rename_one_remote_reference(ref, old_name, new_name)) < 0) |
1915 | break; | |
9bd89d96 CMN |
1916 | } |
1917 | ||
1918 | git_reference_iterator_free(iter); | |
fcccf304 | 1919 | |
96869a4e | 1920 | return (error == GIT_ITEROVER) ? 0 : error; |
fcccf304 | 1921 | } |
1922 | ||
72bca13e | 1923 | static int rename_fetch_refspecs(git_vector *problems, git_remote *remote, const char *new_name) |
fcccf304 | 1924 | { |
1925 | git_config *config; | |
4330ab26 | 1926 | git_buf base = GIT_BUF_INIT, var = GIT_BUF_INIT, val = GIT_BUF_INIT; |
1be680c4 | 1927 | const git_refspec *spec; |
4330ab26 | 1928 | size_t i; |
25e0b157 | 1929 | int error = 0; |
fcccf304 | 1930 | |
dab89f9b | 1931 | if ((error = git_repository_config__weakptr(&config, remote->repo)) < 0) |
25e0b157 RB |
1932 | return error; |
1933 | ||
72bca13e CMN |
1934 | if ((error = git_vector_init(problems, 1, NULL)) < 0) |
1935 | return error; | |
1936 | ||
25e0b157 RB |
1937 | if ((error = git_buf_printf( |
1938 | &base, "+refs/heads/*:refs/remotes/%s/*", remote->name)) < 0) | |
1939 | return error; | |
dab89f9b | 1940 | |
1be680c4 | 1941 | git_vector_foreach(&remote->refspecs, i, spec) { |
4330ab26 CMN |
1942 | if (spec->push) |
1943 | continue; | |
fcccf304 | 1944 | |
dab89f9b | 1945 | /* Does the dst part of the refspec follow the expected format? */ |
5a49ff9f | 1946 | if (strcmp(git_buf_cstr(&base), spec->string)) { |
72bca13e | 1947 | char *dup; |
fcccf304 | 1948 | |
72bca13e CMN |
1949 | dup = git__strdup(spec->string); |
1950 | GITERR_CHECK_ALLOC(dup); | |
1951 | ||
1952 | if ((error = git_vector_insert(problems, dup)) < 0) | |
25e0b157 | 1953 | break; |
c7b3e1b3 | 1954 | |
4330ab26 CMN |
1955 | continue; |
1956 | } | |
fcccf304 | 1957 | |
4330ab26 | 1958 | /* If we do want to move it to the new section */ |
fcccf304 | 1959 | |
dab89f9b RB |
1960 | git_buf_clear(&val); |
1961 | git_buf_clear(&var); | |
fcccf304 | 1962 | |
dab89f9b RB |
1963 | if (git_buf_printf( |
1964 | &val, "+refs/heads/*:refs/remotes/%s/*", new_name) < 0 || | |
1965 | git_buf_printf(&var, "remote.%s.fetch", new_name) < 0) | |
1966 | { | |
1967 | error = -1; | |
25e0b157 | 1968 | break; |
dab89f9b | 1969 | } |
fcccf304 | 1970 | |
dab89f9b RB |
1971 | if ((error = git_config_set_string( |
1972 | config, git_buf_cstr(&var), git_buf_cstr(&val))) < 0) | |
25e0b157 | 1973 | break; |
4330ab26 | 1974 | } |
fcccf304 | 1975 | |
4330ab26 CMN |
1976 | git_buf_free(&base); |
1977 | git_buf_free(&var); | |
1978 | git_buf_free(&val); | |
72bca13e CMN |
1979 | |
1980 | if (error < 0) { | |
1981 | char *str; | |
1982 | git_vector_foreach(problems, i, str) | |
1983 | git__free(str); | |
1984 | ||
1985 | git_vector_free(problems); | |
1986 | } | |
1987 | ||
fcccf304 | 1988 | return error; |
1989 | } | |
1990 | ||
46c8f7f8 | 1991 | int git_remote_rename(git_strarray *out, git_repository *repo, const char *name, const char *new_name) |
fcccf304 | 1992 | { |
1993 | int error; | |
46c8f7f8 | 1994 | git_vector problem_refspecs = GIT_VECTOR_INIT; |
64bcf567 | 1995 | git_remote *remote = NULL; |
fcccf304 | 1996 | |
46c8f7f8 | 1997 | assert(out && repo && name && new_name); |
fcccf304 | 1998 | |
209425ce | 1999 | if ((error = git_remote_lookup(&remote, repo, name)) < 0) |
cce27d82 | 2000 | return error; |
79000951 | 2001 | |
fcccf304 | 2002 | if ((error = ensure_remote_name_is_valid(new_name)) < 0) |
46c8f7f8 | 2003 | goto cleanup; |
fcccf304 | 2004 | |
46c8f7f8 CMN |
2005 | if ((error = ensure_remote_doesnot_exist(repo, new_name)) < 0) |
2006 | goto cleanup; | |
fcccf304 | 2007 | |
46c8f7f8 CMN |
2008 | if ((error = rename_remote_config_section(repo, name, new_name)) < 0) |
2009 | goto cleanup; | |
fcccf304 | 2010 | |
46c8f7f8 CMN |
2011 | if ((error = update_branch_remote_config_entry(repo, name, new_name)) < 0) |
2012 | goto cleanup; | |
fcccf304 | 2013 | |
46c8f7f8 CMN |
2014 | if ((error = rename_remote_references(repo, name, new_name)) < 0) |
2015 | goto cleanup; | |
fcccf304 | 2016 | |
72bca13e | 2017 | if ((error = rename_fetch_refspecs(&problem_refspecs, remote, new_name)) < 0) |
46c8f7f8 | 2018 | goto cleanup; |
fcccf304 | 2019 | |
72bca13e CMN |
2020 | out->count = problem_refspecs.length; |
2021 | out->strings = (char **) problem_refspecs.contents; | |
2022 | ||
46c8f7f8 CMN |
2023 | cleanup: |
2024 | if (error < 0) | |
2025 | git_vector_free(&problem_refspecs); | |
fcccf304 | 2026 | |
46c8f7f8 CMN |
2027 | git_remote_free(remote); |
2028 | return error; | |
fcccf304 | 2029 | } |
b0f6e45d | 2030 | |
2bca5b67 | 2031 | int git_remote_is_valid_name( |
2032 | const char *remote_name) | |
2033 | { | |
2034 | git_buf buf = GIT_BUF_INIT; | |
2035 | git_refspec refspec; | |
2036 | int error = -1; | |
2037 | ||
2038 | if (!remote_name || *remote_name == '\0') | |
2039 | return 0; | |
2040 | ||
2041 | git_buf_printf(&buf, "refs/heads/test:refs/remotes/%s/test", remote_name); | |
2042 | error = git_refspec__parse(&refspec, git_buf_cstr(&buf), true); | |
2043 | ||
2044 | git_buf_free(&buf); | |
2045 | git_refspec__free(&refspec); | |
2046 | ||
2047 | giterr_clear(); | |
2048 | return error == 0; | |
2049 | } | |
4330ab26 CMN |
2050 | |
2051 | git_refspec *git_remote__matching_refspec(git_remote *remote, const char *refname) | |
2052 | { | |
2053 | git_refspec *spec; | |
2054 | size_t i; | |
2055 | ||
af613ecd | 2056 | git_vector_foreach(&remote->active_refspecs, i, spec) { |
4330ab26 CMN |
2057 | if (spec->push) |
2058 | continue; | |
2059 | ||
2060 | if (git_refspec_src_matches(spec, refname)) | |
2061 | return spec; | |
2062 | } | |
2063 | ||
2064 | return NULL; | |
2065 | } | |
2066 | ||
2067 | git_refspec *git_remote__matching_dst_refspec(git_remote *remote, const char *refname) | |
2068 | { | |
2069 | git_refspec *spec; | |
2070 | size_t i; | |
2071 | ||
af613ecd | 2072 | git_vector_foreach(&remote->active_refspecs, i, spec) { |
4330ab26 CMN |
2073 | if (spec->push) |
2074 | continue; | |
2075 | ||
2076 | if (git_refspec_dst_matches(spec, refname)) | |
2077 | return spec; | |
2078 | } | |
2079 | ||
2080 | return NULL; | |
2081 | } | |
2082 | ||
77254990 | 2083 | int git_remote_add_fetch(git_repository *repo, const char *remote, const char *refspec) |
4330ab26 | 2084 | { |
77254990 | 2085 | return write_add_refspec(repo, remote, refspec, true); |
4330ab26 CMN |
2086 | } |
2087 | ||
77254990 | 2088 | int git_remote_add_push(git_repository *repo, const char *remote, const char *refspec) |
4330ab26 | 2089 | { |
77254990 | 2090 | return write_add_refspec(repo, remote, refspec, false); |
266af6d8 CMN |
2091 | } |
2092 | ||
2093 | static int set_refspecs(git_remote *remote, git_strarray *array, int push) | |
2094 | { | |
2095 | git_vector *vec = &remote->refspecs; | |
2096 | git_refspec *spec; | |
2097 | size_t i; | |
2098 | ||
2099 | /* Start by removing any refspecs of the same type */ | |
2100 | for (i = 0; i < vec->length; i++) { | |
2101 | spec = git_vector_get(vec, i); | |
2102 | if (spec->push != push) | |
2103 | continue; | |
2104 | ||
2105 | git_refspec__free(spec); | |
2106 | git__free(spec); | |
2107 | git_vector_remove(vec, i); | |
2108 | i--; | |
2109 | } | |
2110 | ||
2111 | /* And now we add the new ones */ | |
2112 | ||
2113 | for (i = 0; i < array->count; i++) { | |
2114 | if (add_refspec(remote, array->strings[i], !push) < 0) | |
2115 | return -1; | |
2116 | } | |
2117 | ||
c300d84a | 2118 | return 0; |
266af6d8 CMN |
2119 | } |
2120 | ||
11f6ad5f | 2121 | static int copy_refspecs(git_strarray *array, const git_remote *remote, unsigned int push) |
bc6374ea CMN |
2122 | { |
2123 | size_t i; | |
2124 | git_vector refspecs; | |
2125 | git_refspec *spec; | |
2126 | char *dup; | |
2127 | ||
2128 | if (git_vector_init(&refspecs, remote->refspecs.length, NULL) < 0) | |
2129 | return -1; | |
2130 | ||
2131 | git_vector_foreach(&remote->refspecs, i, spec) { | |
2132 | if (spec->push != push) | |
2133 | continue; | |
2134 | ||
1be680c4 | 2135 | if ((dup = git__strdup(spec->string)) == NULL) |
bc6374ea | 2136 | goto on_error; |
bc6374ea CMN |
2137 | |
2138 | if (git_vector_insert(&refspecs, dup) < 0) { | |
2139 | git__free(dup); | |
2140 | goto on_error; | |
2141 | } | |
2142 | } | |
2143 | ||
2144 | array->strings = (char **)refspecs.contents; | |
2145 | array->count = refspecs.length; | |
2146 | ||
2147 | return 0; | |
2148 | ||
2149 | on_error: | |
9cfce273 | 2150 | git_vector_free_deep(&refspecs); |
bc6374ea CMN |
2151 | |
2152 | return -1; | |
2153 | } | |
2154 | ||
11f6ad5f | 2155 | int git_remote_get_fetch_refspecs(git_strarray *array, const git_remote *remote) |
bc6374ea CMN |
2156 | { |
2157 | return copy_refspecs(array, remote, false); | |
2158 | } | |
2159 | ||
11f6ad5f | 2160 | int git_remote_get_push_refspecs(git_strarray *array, const git_remote *remote) |
bc6374ea CMN |
2161 | { |
2162 | return copy_refspecs(array, remote, true); | |
2163 | } | |
1ffd0806 | 2164 | |
11f6ad5f | 2165 | size_t git_remote_refspec_count(const git_remote *remote) |
1ffd0806 CMN |
2166 | { |
2167 | return remote->refspecs.length; | |
2168 | } | |
2169 | ||
11f6ad5f | 2170 | const git_refspec *git_remote_get_refspec(const git_remote *remote, size_t n) |
1ffd0806 CMN |
2171 | { |
2172 | return git_vector_get(&remote->refspecs, n); | |
2173 | } | |
b9f81997 | 2174 | |
bc91347b | 2175 | int git_remote_init_callbacks(git_remote_callbacks *opts, unsigned int version) |
b9f81997 | 2176 | { |
bc91347b RB |
2177 | GIT_INIT_STRUCTURE_FROM_TEMPLATE( |
2178 | opts, version, git_remote_callbacks, GIT_REMOTE_CALLBACKS_INIT); | |
2179 | return 0; | |
b9f81997 | 2180 | } |
40e48ea4 | 2181 | |
5cdac19c CMN |
2182 | /* asserts a branch.<foo>.remote format */ |
2183 | static const char *name_offset(size_t *len_out, const char *name) | |
40e48ea4 | 2184 | { |
5cdac19c CMN |
2185 | size_t prefix_len; |
2186 | const char *dot; | |
40e48ea4 | 2187 | |
5cdac19c CMN |
2188 | prefix_len = strlen("remote."); |
2189 | dot = strchr(name + prefix_len, '.'); | |
40e48ea4 | 2190 | |
5cdac19c | 2191 | assert(dot); |
40e48ea4 | 2192 | |
5cdac19c CMN |
2193 | *len_out = dot - name - prefix_len; |
2194 | return name + prefix_len; | |
40e48ea4 | 2195 | } |
2196 | ||
2197 | static int remove_branch_config_related_entries( | |
2198 | git_repository *repo, | |
2199 | const char *remote_name) | |
2200 | { | |
2201 | int error; | |
2202 | git_config *config; | |
5cdac19c CMN |
2203 | git_config_entry *entry; |
2204 | git_config_iterator *iter; | |
2205 | git_buf buf = GIT_BUF_INIT; | |
40e48ea4 | 2206 | |
2207 | if ((error = git_repository_config__weakptr(&config, repo)) < 0) | |
2208 | return error; | |
2209 | ||
5cdac19c | 2210 | if ((error = git_config_iterator_glob_new(&iter, config, "branch\\..+\\.remote")) < 0) |
40e48ea4 | 2211 | return error; |
2212 | ||
5cdac19c CMN |
2213 | /* find any branches with us as upstream and remove that config */ |
2214 | while ((error = git_config_next(&entry, iter)) == 0) { | |
2215 | const char *branch; | |
2216 | size_t branch_len; | |
40e48ea4 | 2217 | |
5cdac19c CMN |
2218 | if (strcmp(remote_name, entry->value)) |
2219 | continue; | |
40e48ea4 | 2220 | |
5cdac19c | 2221 | branch = name_offset(&branch_len, entry->name); |
40e48ea4 | 2222 | |
5cdac19c CMN |
2223 | git_buf_clear(&buf); |
2224 | if (git_buf_printf(&buf, "branch.%.*s.merge", (int)branch_len, branch) < 0) | |
2225 | break; | |
2226 | ||
2227 | if ((error = git_config_delete_entry(config, git_buf_cstr(&buf))) < 0) | |
2228 | break; | |
2229 | ||
2230 | git_buf_clear(&buf); | |
2231 | if (git_buf_printf(&buf, "branch.%.*s.remote", (int)branch_len, branch) < 0) | |
2232 | break; | |
2233 | ||
2234 | if ((error = git_config_delete_entry(config, git_buf_cstr(&buf))) < 0) | |
2235 | break; | |
40e48ea4 | 2236 | } |
2237 | ||
5cdac19c CMN |
2238 | if (error == GIT_ITEROVER) |
2239 | error = 0; | |
2240 | ||
2241 | git_buf_free(&buf); | |
2242 | git_config_iterator_free(iter); | |
40e48ea4 | 2243 | return error; |
2244 | } | |
2245 | ||
8a9419aa | 2246 | static int remove_refs(git_repository *repo, const git_refspec *spec) |
ec8a949a | 2247 | { |
8a9419aa CMN |
2248 | git_reference_iterator *iter = NULL; |
2249 | git_vector refs; | |
ec8a949a | 2250 | const char *name; |
8a9419aa | 2251 | char *dup; |
ec8a949a | 2252 | int error; |
8a9419aa | 2253 | size_t i; |
ec8a949a | 2254 | |
8a9419aa | 2255 | if ((error = git_vector_init(&refs, 8, NULL)) < 0) |
ec8a949a CMN |
2256 | return error; |
2257 | ||
8a9419aa CMN |
2258 | if ((error = git_reference_iterator_new(&iter, repo)) < 0) |
2259 | goto cleanup; | |
2260 | ||
ec8a949a | 2261 | while ((error = git_reference_next_name(&name, iter)) == 0) { |
8a9419aa CMN |
2262 | if (!git_refspec_dst_matches(spec, name)) |
2263 | continue; | |
2264 | ||
2265 | dup = git__strdup(name); | |
2266 | if (!dup) { | |
2267 | error = -1; | |
2268 | goto cleanup; | |
2269 | } | |
ec8a949a | 2270 | |
8a9419aa CMN |
2271 | if ((error = git_vector_insert(&refs, dup)) < 0) |
2272 | goto cleanup; | |
2273 | } | |
ec8a949a CMN |
2274 | if (error == GIT_ITEROVER) |
2275 | error = 0; | |
8a9419aa CMN |
2276 | if (error < 0) |
2277 | goto cleanup; | |
2278 | ||
2279 | git_vector_foreach(&refs, i, name) { | |
2280 | if ((error = git_reference_remove(repo, name)) < 0) | |
2281 | break; | |
2282 | } | |
ec8a949a | 2283 | |
8a9419aa CMN |
2284 | cleanup: |
2285 | git_reference_iterator_free(iter); | |
2286 | git_vector_foreach(&refs, i, dup) { | |
2287 | git__free(dup); | |
2288 | } | |
2289 | git_vector_free(&refs); | |
ec8a949a CMN |
2290 | return error; |
2291 | } | |
2292 | ||
2293 | static int remove_remote_tracking(git_repository *repo, const char *remote_name) | |
2294 | { | |
2295 | git_remote *remote; | |
2296 | int error; | |
2297 | size_t i, count; | |
2298 | ||
2299 | /* we want to use what's on the config, regardless of changes to the instance in memory */ | |
209425ce | 2300 | if ((error = git_remote_lookup(&remote, repo, remote_name)) < 0) |
ec8a949a CMN |
2301 | return error; |
2302 | ||
2303 | count = git_remote_refspec_count(remote); | |
2304 | for (i = 0; i < count; i++) { | |
2305 | const git_refspec *refspec = git_remote_get_refspec(remote, i); | |
2306 | ||
2307 | /* shouldn't ever actually happen */ | |
2308 | if (refspec == NULL) | |
2309 | continue; | |
2310 | ||
8a9419aa | 2311 | if ((error = remove_refs(repo, refspec)) < 0) |
ec8a949a CMN |
2312 | break; |
2313 | } | |
2314 | ||
2315 | git_remote_free(remote); | |
2316 | return error; | |
2317 | } | |
2318 | ||
262eec23 | 2319 | int git_remote_delete(git_repository *repo, const char *name) |
40e48ea4 | 2320 | { |
2321 | int error; | |
40e48ea4 | 2322 | |
262eec23 | 2323 | assert(repo && name); |
ec8a949a | 2324 | |
262eec23 CMN |
2325 | if ((error = remove_branch_config_related_entries(repo, name)) < 0 || |
2326 | (error = remove_remote_tracking(repo, name)) < 0 || | |
2327 | (error = rename_remote_config_section(repo, name, NULL)) < 0) | |
ec8a949a CMN |
2328 | return error; |
2329 | ||
40e48ea4 | 2330 | return 0; |
2331 | } | |
d22db24f CMN |
2332 | |
2333 | int git_remote_default_branch(git_buf *out, git_remote *remote) | |
2334 | { | |
2335 | const git_remote_head **heads; | |
2336 | const git_remote_head *guess = NULL; | |
2337 | const git_oid *head_id; | |
2338 | size_t heads_len, i; | |
2339 | int error; | |
2340 | ||
dc8adda4 JG |
2341 | assert(out); |
2342 | ||
d22db24f CMN |
2343 | if ((error = git_remote_ls(&heads, &heads_len, remote)) < 0) |
2344 | return error; | |
2345 | ||
2346 | if (heads_len == 0) | |
2347 | return GIT_ENOTFOUND; | |
2348 | ||
0cdaa376 CMN |
2349 | if (strcmp(heads[0]->name, GIT_HEAD_FILE)) |
2350 | return GIT_ENOTFOUND; | |
2351 | ||
d22db24f CMN |
2352 | git_buf_sanitize(out); |
2353 | /* the first one must be HEAD so if that has the symref info, we're done */ | |
2354 | if (heads[0]->symref_target) | |
2355 | return git_buf_puts(out, heads[0]->symref_target); | |
2356 | ||
2357 | /* | |
2358 | * If there's no symref information, we have to look over them | |
2359 | * and guess. We return the first match unless the master | |
2360 | * branch is a candidate. Then we return the master branch. | |
2361 | */ | |
2362 | head_id = &heads[0]->oid; | |
2363 | ||
2364 | for (i = 1; i < heads_len; i++) { | |
2365 | if (git_oid_cmp(head_id, &heads[i]->oid)) | |
2366 | continue; | |
2367 | ||
38952604 CMN |
2368 | if (git__prefixcmp(heads[i]->name, GIT_REFS_HEADS_DIR)) |
2369 | continue; | |
2370 | ||
d22db24f CMN |
2371 | if (!guess) { |
2372 | guess = heads[i]; | |
2373 | continue; | |
2374 | } | |
2375 | ||
2376 | if (!git__strcmp(GIT_REFS_HEADS_MASTER_FILE, heads[i]->name)) { | |
2377 | guess = heads[i]; | |
2378 | break; | |
2379 | } | |
2380 | } | |
2381 | ||
2382 | if (!guess) | |
2383 | return GIT_ENOTFOUND; | |
2384 | ||
2385 | return git_buf_puts(out, guess->name); | |
2386 | } | |
3149547b | 2387 | |
fe794b2e | 2388 | int git_remote_upload(git_remote *remote, const git_strarray *refspecs, const git_push_options *opts) |
3149547b | 2389 | { |
3149547b | 2390 | size_t i; |
fe794b2e CMN |
2391 | int error; |
2392 | git_push *push; | |
64e3e6d4 | 2393 | git_refspec *spec; |
8f0104ec | 2394 | const git_remote_callbacks *cbs = NULL; |
d29c5412 | 2395 | const git_strarray *custom_headers = NULL; |
3149547b | 2396 | |
fe794b2e | 2397 | assert(remote); |
3149547b | 2398 | |
d29c5412 | 2399 | if (opts) { |
8f0104ec | 2400 | cbs = &opts->callbacks; |
d29c5412 MB |
2401 | custom_headers = &opts->custom_headers; |
2402 | } | |
8f0104ec | 2403 | |
fe794b2e | 2404 | if (!git_remote_connected(remote) && |
d29c5412 | 2405 | (error = git_remote_connect(remote, GIT_DIRECTION_PUSH, cbs, custom_headers)) < 0) |
fe794b2e CMN |
2406 | goto cleanup; |
2407 | ||
1034f1b5 | 2408 | free_refspecs(&remote->active_refspecs); |
69f0032b | 2409 | if ((error = dwim_refspecs(&remote->active_refspecs, &remote->refspecs, &remote->refs)) < 0) |
1034f1b5 POL |
2410 | goto cleanup; |
2411 | ||
fe794b2e CMN |
2412 | if (remote->push) { |
2413 | git_push_free(remote->push); | |
2414 | remote->push = NULL; | |
2415 | } | |
2416 | ||
2417 | if ((error = git_push_new(&remote->push, remote)) < 0) | |
3149547b CMN |
2418 | return error; |
2419 | ||
fe794b2e | 2420 | push = remote->push; |
3149547b CMN |
2421 | |
2422 | if (opts && (error = git_push_set_options(push, opts)) < 0) | |
2423 | goto cleanup; | |
2424 | ||
64e3e6d4 CMN |
2425 | if (refspecs && refspecs->count > 0) { |
2426 | for (i = 0; i < refspecs->count; i++) { | |
2427 | if ((error = git_push_add_refspec(push, refspecs->strings[i])) < 0) | |
2428 | goto cleanup; | |
2429 | } | |
2430 | } else { | |
2431 | git_vector_foreach(&remote->refspecs, i, spec) { | |
2432 | if (!spec->push) | |
2433 | continue; | |
2434 | if ((error = git_push_add_refspec(push, spec->string)) < 0) | |
2435 | goto cleanup; | |
2436 | } | |
3149547b CMN |
2437 | } |
2438 | ||
8f0104ec | 2439 | if ((error = git_push_finish(push, cbs)) < 0) |
3149547b CMN |
2440 | goto cleanup; |
2441 | ||
8f0104ec | 2442 | if (cbs && cbs->push_update_reference && |
52ee0e8e | 2443 | (error = git_push_status_foreach(push, cbs->push_update_reference, cbs->payload)) < 0) |
3149547b CMN |
2444 | goto cleanup; |
2445 | ||
3149547b | 2446 | cleanup: |
fe794b2e CMN |
2447 | return error; |
2448 | } | |
2449 | ||
412a3808 | 2450 | int git_remote_push(git_remote *remote, const git_strarray *refspecs, const git_push_options *opts) |
fe794b2e CMN |
2451 | { |
2452 | int error; | |
8f0104ec | 2453 | const git_remote_callbacks *cbs = NULL; |
d29c5412 | 2454 | const git_strarray *custom_headers = NULL; |
8f0104ec CMN |
2455 | |
2456 | if (opts) { | |
2457 | GITERR_CHECK_VERSION(&opts->callbacks, GIT_REMOTE_CALLBACKS_VERSION, "git_remote_callbacks"); | |
2458 | cbs = &opts->callbacks; | |
d29c5412 | 2459 | custom_headers = &opts->custom_headers; |
8f0104ec | 2460 | } |
fe794b2e CMN |
2461 | |
2462 | assert(remote && refspecs); | |
2463 | ||
d29c5412 | 2464 | if ((error = git_remote_connect(remote, GIT_DIRECTION_PUSH, cbs, custom_headers)) < 0) |
fe794b2e CMN |
2465 | return error; |
2466 | ||
2467 | if ((error = git_remote_upload(remote, refspecs, opts)) < 0) | |
2468 | return error; | |
2469 | ||
35a8a8c5 | 2470 | error = git_remote_update_tips(remote, cbs, 0, 0, NULL); |
fe794b2e | 2471 | |
3149547b | 2472 | git_remote_disconnect(remote); |
3149547b CMN |
2473 | return error; |
2474 | } | |
ec0c4c40 PS |
2475 | |
2476 | #define PREFIX "url" | |
2477 | #define SUFFIX_FETCH "insteadof" | |
2478 | #define SUFFIX_PUSH "pushinsteadof" | |
2479 | ||
2480 | char *apply_insteadof(git_config *config, const char *url, int direction) | |
2481 | { | |
2482 | size_t match_length, prefix_length, suffix_length; | |
2483 | char *replacement = NULL; | |
2484 | const char *regexp; | |
2485 | ||
2486 | git_buf result = GIT_BUF_INIT; | |
2487 | git_config_entry *entry; | |
2488 | git_config_iterator *iter; | |
2489 | ||
2490 | assert(config); | |
2491 | assert(url); | |
2492 | assert(direction == GIT_DIRECTION_FETCH || direction == GIT_DIRECTION_PUSH); | |
2493 | ||
2494 | /* Add 1 to prefix/suffix length due to the additional escaped dot */ | |
2495 | prefix_length = strlen(PREFIX) + 1; | |
2496 | if (direction == GIT_DIRECTION_FETCH) { | |
2497 | regexp = PREFIX "\\..*\\." SUFFIX_FETCH; | |
2498 | suffix_length = strlen(SUFFIX_FETCH) + 1; | |
2499 | } else { | |
2500 | regexp = PREFIX "\\..*\\." SUFFIX_PUSH; | |
2501 | suffix_length = strlen(SUFFIX_PUSH) + 1; | |
2502 | } | |
2503 | ||
2785544f CMN |
2504 | if (git_config_iterator_glob_new(&iter, config, regexp) < 0) |
2505 | return NULL; | |
ec0c4c40 PS |
2506 | |
2507 | match_length = 0; | |
2508 | while (git_config_next(&entry, iter) == 0) { | |
2509 | size_t n, replacement_length; | |
2510 | ||
2511 | /* Check if entry value is a prefix of URL */ | |
2512 | if (git__prefixcmp(url, entry->value)) | |
2513 | continue; | |
2514 | /* Check if entry value is longer than previous | |
2515 | * prefixes */ | |
2516 | if ((n = strlen(entry->value)) <= match_length) | |
2517 | continue; | |
2518 | ||
2519 | git__free(replacement); | |
2520 | match_length = n; | |
2521 | ||
2522 | /* Cut off prefix and suffix of the value */ | |
2523 | replacement_length = | |
2524 | strlen(entry->name) - (prefix_length + suffix_length); | |
2525 | replacement = git__strndup(entry->name + prefix_length, | |
2526 | replacement_length); | |
2527 | } | |
2528 | ||
2529 | git_config_iterator_free(iter); | |
2530 | ||
2531 | if (match_length == 0) | |
2532 | return git__strdup(url); | |
2533 | ||
2534 | git_buf_printf(&result, "%s%s", replacement, url + match_length); | |
2535 | ||
2536 | git__free(replacement); | |
2537 | ||
2538 | return result.ptr; | |
2539 | } |