2 5aa81393 2020-01-06 stsp * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
4 7b19e0f1 2017-11-05 stsp * Permission to use, copy, modify, and distribute this software for any
5 7b19e0f1 2017-11-05 stsp * purpose with or without fee is hereby granted, provided that the above
6 7b19e0f1 2017-11-05 stsp * copyright notice and this permission notice appear in all copies.
8 7b19e0f1 2017-11-05 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 7b19e0f1 2017-11-05 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 7b19e0f1 2017-11-05 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 7b19e0f1 2017-11-05 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 7b19e0f1 2017-11-05 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 7b19e0f1 2017-11-05 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 7b19e0f1 2017-11-05 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 ad242220 2018-09-08 stsp #include <sys/types.h>
18 ad242220 2018-09-08 stsp #include <sys/uio.h>
19 aba9c984 2019-09-08 stsp #include <sys/socket.h>
20 deeca238 2018-03-12 stsp #include <sys/stat.h>
21 1510f469 2018-09-09 stsp #include <sys/mman.h>
22 6c414261 2021-03-30 stsp #include <sys/resource.h>
24 e09a504c 2019-06-28 stsp #include <ctype.h>
25 1510f469 2018-09-09 stsp #include <fcntl.h>
26 3ce1b845 2019-07-15 stsp #include <fnmatch.h>
27 4027f31a 2017-11-04 stsp #include <limits.h>
28 1510f469 2018-09-09 stsp #include <dirent.h>
29 4027f31a 2017-11-04 stsp #include <stdlib.h>
30 4027f31a 2017-11-04 stsp #include <stdio.h>
31 4027f31a 2017-11-04 stsp #include <string.h>
32 303e14b5 2019-09-23 stsp #include <time.h>
33 81a12da5 2020-09-09 naddy #include <unistd.h>
34 79b11c62 2018-03-09 stsp #include <zlib.h>
35 85f51bba 2018-07-16 stsp #include <errno.h>
36 85f51bba 2018-07-16 stsp #include <libgen.h>
37 ad242220 2018-09-08 stsp #include <stdint.h>
38 c442a90d 2019-03-10 stsp #include <uuid.h>
40 4545b700 2021-10-15 thomas #include "bloom.h"
42 4027f31a 2017-11-04 stsp #include "got_error.h"
43 5261c201 2018-04-01 stsp #include "got_reference.h"
44 4027f31a 2017-11-04 stsp #include "got_repository.h"
45 1dd54920 2019-05-11 stsp #include "got_path.h"
46 e6209546 2019-08-22 stsp #include "got_cancel.h"
47 7bb0daa1 2018-06-21 stsp #include "got_object.h"
49 718b3ab0 2018-03-17 stsp #include "got_lib_delta.h"
50 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
51 718b3ab0 2018-03-17 stsp #include "got_lib_object.h"
52 3ce1b845 2019-07-15 stsp #include "got_lib_object_parse.h"
53 3ce1b845 2019-07-15 stsp #include "got_lib_object_create.h"
54 718b3ab0 2018-03-17 stsp #include "got_lib_pack.h"
55 876c234b 2018-09-10 stsp #include "got_lib_privsep.h"
56 e09a504c 2019-06-28 stsp #include "got_lib_sha1.h"
57 6bef87be 2018-09-11 stsp #include "got_lib_object_cache.h"
58 6bef87be 2018-09-11 stsp #include "got_lib_repository.h"
59 50b0790e 2020-09-11 stsp #include "got_lib_gotconfig.h"
61 79b11c62 2018-03-09 stsp #ifndef nitems
62 79b11c62 2018-03-09 stsp #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
65 0be8fa4c 2021-10-15 thomas RB_PROTOTYPE(got_packidx_bloom_filter_tree, got_packidx_bloom_filter, entry,
66 0be8fa4c 2021-10-15 thomas got_packidx_bloom_filter_cmp);
68 7839bc15 2019-01-06 stsp const char *
69 86c3caaf 2018-03-09 stsp got_repo_get_path(struct got_repository *repo)
71 7839bc15 2019-01-06 stsp return repo->path;
74 6e9da951 2019-01-06 stsp const char *
75 11995603 2017-11-05 stsp got_repo_get_path_git_dir(struct got_repository *repo)
77 6e9da951 2019-01-06 stsp return repo->path_git_dir;
81 6d5a9006 2020-12-16 yzhong got_repo_get_fd(struct got_repository *repo)
83 6d5a9006 2020-12-16 yzhong return repo->gitdir_fd;
86 aba9c984 2019-09-08 stsp const char *
87 aba9c984 2019-09-08 stsp got_repo_get_gitconfig_author_name(struct got_repository *repo)
89 aba9c984 2019-09-08 stsp return repo->gitconfig_author_name;
92 aba9c984 2019-09-08 stsp const char *
93 aba9c984 2019-09-08 stsp got_repo_get_gitconfig_author_email(struct got_repository *repo)
95 aba9c984 2019-09-08 stsp return repo->gitconfig_author_email;
98 c9956ddf 2019-09-08 stsp const char *
99 c9956ddf 2019-09-08 stsp got_repo_get_global_gitconfig_author_name(struct got_repository *repo)
101 c9956ddf 2019-09-08 stsp return repo->global_gitconfig_author_name;
104 c9956ddf 2019-09-08 stsp const char *
105 c9956ddf 2019-09-08 stsp got_repo_get_global_gitconfig_author_email(struct got_repository *repo)
107 c9956ddf 2019-09-08 stsp return repo->global_gitconfig_author_email;
110 9a1cc63f 2020-02-03 stsp const char *
111 9a1cc63f 2020-02-03 stsp got_repo_get_gitconfig_owner(struct got_repository *repo)
113 9a1cc63f 2020-02-03 stsp return repo->gitconfig_owner;
117 9188bd78 2021-07-03 stsp got_repo_get_gitconfig_extensions(char ***extensions, int *nextensions,
118 9188bd78 2021-07-03 stsp struct got_repository *repo)
120 9188bd78 2021-07-03 stsp *extensions = repo->extensions;
121 9188bd78 2021-07-03 stsp *nextensions = repo->nextensions;
125 04ca23f4 2018-07-16 stsp got_repo_is_bare(struct got_repository *repo)
127 04ca23f4 2018-07-16 stsp return (strcmp(repo->path, repo->path_git_dir) == 0);
130 4027f31a 2017-11-04 stsp static char *
131 4027f31a 2017-11-04 stsp get_path_git_child(struct got_repository *repo, const char *basename)
133 4027f31a 2017-11-04 stsp char *path_child;
135 4986b9d5 2018-03-12 stsp if (asprintf(&path_child, "%s/%s", repo->path_git_dir,
136 4027f31a 2017-11-04 stsp basename) == -1)
137 4027f31a 2017-11-04 stsp return NULL;
139 4027f31a 2017-11-04 stsp return path_child;
143 11995603 2017-11-05 stsp got_repo_get_path_objects(struct got_repository *repo)
145 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_OBJECTS_DIR);
149 a1fd68d8 2018-01-12 stsp got_repo_get_path_objects_pack(struct got_repository *repo)
151 a1fd68d8 2018-01-12 stsp return get_path_git_child(repo, GOT_OBJECTS_PACK_DIR);
155 11995603 2017-11-05 stsp got_repo_get_path_refs(struct got_repository *repo)
157 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_REFS_DIR);
161 fb79db15 2019-02-01 stsp got_repo_get_path_packed_refs(struct got_repository *repo)
163 fb79db15 2019-02-01 stsp return get_path_git_child(repo, GOT_PACKED_REFS_FILE);
166 4027f31a 2017-11-04 stsp static char *
167 4027f31a 2017-11-04 stsp get_path_head(struct got_repository *repo)
169 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_HEAD_FILE);
173 b46f3e71 2020-03-18 stsp got_repo_get_path_gitconfig(struct got_repository *repo)
175 b46f3e71 2020-03-18 stsp return get_path_git_child(repo, GOT_GITCONFIG);
179 257add31 2020-09-09 stsp got_repo_get_path_gotconfig(struct got_repository *repo)
181 50b0790e 2020-09-11 stsp return get_path_git_child(repo, GOT_GOTCONFIG_FILENAME);
184 50b0790e 2020-09-11 stsp const struct got_gotconfig *
185 50b0790e 2020-09-11 stsp got_repo_get_gotconfig(struct got_repository *repo)
187 50b0790e 2020-09-11 stsp return repo->gotconfig;
191 50b0790e 2020-09-11 stsp got_repo_get_gitconfig_remotes(int *nremotes,
192 50b0790e 2020-09-11 stsp const struct got_remote_repo **remotes, struct got_repository *repo)
194 50b0790e 2020-09-11 stsp *nremotes = repo->ngitconfig_remotes;
195 50b0790e 2020-09-11 stsp *remotes = repo->gitconfig_remotes;
199 4027f31a 2017-11-04 stsp is_git_repo(struct got_repository *repo)
201 6e9da951 2019-01-06 stsp const char *path_git = got_repo_get_path_git_dir(repo);
202 11995603 2017-11-05 stsp char *path_objects = got_repo_get_path_objects(repo);
203 11995603 2017-11-05 stsp char *path_refs = got_repo_get_path_refs(repo);
204 4027f31a 2017-11-04 stsp char *path_head = get_path_head(repo);
205 deeca238 2018-03-12 stsp int ret = 0;
206 deeca238 2018-03-12 stsp struct stat sb;
207 4847cca1 2018-03-12 stsp struct got_reference *head_ref;
209 deeca238 2018-03-12 stsp if (lstat(path_git, &sb) == -1)
211 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
214 deeca238 2018-03-12 stsp if (lstat(path_objects, &sb) == -1)
216 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
219 deeca238 2018-03-12 stsp if (lstat(path_refs, &sb) == -1)
221 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
224 deeca238 2018-03-12 stsp if (lstat(path_head, &sb) == -1)
226 deeca238 2018-03-12 stsp if (!S_ISREG(sb.st_mode))
229 4847cca1 2018-03-12 stsp /* Check if the HEAD reference can be opened. */
230 2f17228e 2019-05-12 stsp if (got_ref_open(&head_ref, repo, GOT_REF_HEAD, 0) != NULL)
232 4847cca1 2018-03-12 stsp got_ref_close(head_ref);
236 4027f31a 2017-11-04 stsp free(path_objects);
237 4027f31a 2017-11-04 stsp free(path_refs);
238 4027f31a 2017-11-04 stsp free(path_head);
239 4027f31a 2017-11-04 stsp return ret;
243 f6be5c30 2018-06-22 stsp const struct got_error *
244 f6be5c30 2018-06-22 stsp got_repo_cache_object(struct got_repository *repo, struct got_object_id *id,
245 f6be5c30 2018-06-22 stsp struct got_object *obj)
247 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
248 f6be5c30 2018-06-22 stsp const struct got_error *err = NULL;
249 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->objcache, id, obj);
251 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
252 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
253 79c99a64 2019-05-23 stsp err = NULL;
254 f6be5c30 2018-06-22 stsp return err;
256 f6be5c30 2018-06-22 stsp obj->refcnt++;
258 f6be5c30 2018-06-22 stsp return NULL;
261 7bb0daa1 2018-06-21 stsp struct got_object *
262 7bb0daa1 2018-06-21 stsp got_repo_get_cached_object(struct got_repository *repo,
263 7bb0daa1 2018-06-21 stsp struct got_object_id *id)
265 6bef87be 2018-09-11 stsp return (struct got_object *)got_object_cache_get(&repo->objcache, id);
268 4027f31a 2017-11-04 stsp const struct got_error *
269 f6be5c30 2018-06-22 stsp got_repo_cache_tree(struct got_repository *repo, struct got_object_id *id,
270 f6be5c30 2018-06-22 stsp struct got_tree_object *tree)
272 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
273 f6be5c30 2018-06-22 stsp const struct got_error *err = NULL;
274 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->treecache, id, tree);
276 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
277 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
278 79c99a64 2019-05-23 stsp err = NULL;
279 f6be5c30 2018-06-22 stsp return err;
281 f6be5c30 2018-06-22 stsp tree->refcnt++;
283 f6be5c30 2018-06-22 stsp return NULL;
286 f6be5c30 2018-06-22 stsp struct got_tree_object *
287 f6be5c30 2018-06-22 stsp got_repo_get_cached_tree(struct got_repository *repo,
288 f6be5c30 2018-06-22 stsp struct got_object_id *id)
290 6bef87be 2018-09-11 stsp return (struct got_tree_object *)got_object_cache_get(
291 6bef87be 2018-09-11 stsp &repo->treecache, id);
294 1943de01 2018-06-22 stsp const struct got_error *
295 1943de01 2018-06-22 stsp got_repo_cache_commit(struct got_repository *repo, struct got_object_id *id,
296 1943de01 2018-06-22 stsp struct got_commit_object *commit)
298 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
299 1943de01 2018-06-22 stsp const struct got_error *err = NULL;
300 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->commitcache, id, commit);
302 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
303 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
304 79c99a64 2019-05-23 stsp err = NULL;
305 1943de01 2018-06-22 stsp return err;
307 1943de01 2018-06-22 stsp commit->refcnt++;
309 f6be5c30 2018-06-22 stsp return NULL;
312 1943de01 2018-06-22 stsp struct got_commit_object *
313 1943de01 2018-06-22 stsp got_repo_get_cached_commit(struct got_repository *repo,
314 1943de01 2018-06-22 stsp struct got_object_id *id)
316 6bef87be 2018-09-11 stsp return (struct got_commit_object *)got_object_cache_get(
317 6bef87be 2018-09-11 stsp &repo->commitcache, id);
320 f4a881ce 2018-11-17 stsp const struct got_error *
321 f4a881ce 2018-11-17 stsp got_repo_cache_tag(struct got_repository *repo, struct got_object_id *id,
322 f4a881ce 2018-11-17 stsp struct got_tag_object *tag)
324 f4a881ce 2018-11-17 stsp #ifndef GOT_NO_OBJ_CACHE
325 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
326 f4a881ce 2018-11-17 stsp err = got_object_cache_add(&repo->tagcache, id, tag);
328 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
329 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
330 79c99a64 2019-05-23 stsp err = NULL;
331 f4a881ce 2018-11-17 stsp return err;
333 f4a881ce 2018-11-17 stsp tag->refcnt++;
335 f4a881ce 2018-11-17 stsp return NULL;
338 f4a881ce 2018-11-17 stsp struct got_tag_object *
339 f4a881ce 2018-11-17 stsp got_repo_get_cached_tag(struct got_repository *repo, struct got_object_id *id)
341 f4a881ce 2018-11-17 stsp return (struct got_tag_object *)got_object_cache_get(
342 f4a881ce 2018-11-17 stsp &repo->tagcache, id);
345 8ab9215c 2021-10-15 thomas const struct got_error *
346 8ab9215c 2021-10-15 thomas got_repo_cache_raw_object(struct got_repository *repo, struct got_object_id *id,
347 8ab9215c 2021-10-15 thomas struct got_raw_object *raw)
349 8ab9215c 2021-10-15 thomas #ifndef GOT_NO_OBJ_CACHE
350 8ab9215c 2021-10-15 thomas const struct got_error *err = NULL;
351 8ab9215c 2021-10-15 thomas err = got_object_cache_add(&repo->rawcache, id, raw);
352 8ab9215c 2021-10-15 thomas if (err) {
353 8ab9215c 2021-10-15 thomas if (err->code == GOT_ERR_OBJ_EXISTS ||
354 8ab9215c 2021-10-15 thomas err->code == GOT_ERR_OBJ_TOO_LARGE)
355 8ab9215c 2021-10-15 thomas err = NULL;
356 8ab9215c 2021-10-15 thomas return err;
358 8ab9215c 2021-10-15 thomas raw->refcnt++;
360 8ab9215c 2021-10-15 thomas return NULL;
364 8ab9215c 2021-10-15 thomas struct got_raw_object *
365 8ab9215c 2021-10-15 thomas got_repo_get_cached_raw_object(struct got_repository *repo,
366 8ab9215c 2021-10-15 thomas struct got_object_id *id)
368 8ab9215c 2021-10-15 thomas return (struct got_raw_object *)got_object_cache_get(&repo->rawcache, id);
372 991ff1aa 2021-06-15 tracey static const struct got_error *
373 85f51bba 2018-07-16 stsp open_repo(struct got_repository *repo, const char *path)
375 85f51bba 2018-07-16 stsp const struct got_error *err = NULL;
377 6d5a9006 2020-12-16 yzhong repo->gitdir_fd = -1;
379 85f51bba 2018-07-16 stsp /* bare git repository? */
380 85f51bba 2018-07-16 stsp repo->path_git_dir = strdup(path);
381 ee645855 2019-02-05 stsp if (repo->path_git_dir == NULL)
382 638f9024 2019-05-13 stsp return got_error_from_errno("strdup");
383 85f51bba 2018-07-16 stsp if (is_git_repo(repo)) {
384 85f51bba 2018-07-16 stsp repo->path = strdup(repo->path_git_dir);
385 85f51bba 2018-07-16 stsp if (repo->path == NULL) {
386 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
387 6d5a9006 2020-12-16 yzhong goto done;
389 06340621 2021-12-31 thomas repo->gitdir_fd = open(repo->path_git_dir,
390 06340621 2021-12-31 thomas O_DIRECTORY | O_CLOEXEC);
391 6d5a9006 2020-12-16 yzhong if (repo->gitdir_fd == -1) {
392 6d5a9006 2020-12-16 yzhong err = got_error_from_errno2("open",
393 6d5a9006 2020-12-16 yzhong repo->path_git_dir);
396 85f51bba 2018-07-16 stsp return NULL;
399 85f51bba 2018-07-16 stsp /* git repository with working tree? */
400 85f51bba 2018-07-16 stsp free(repo->path_git_dir);
401 6b68ccd6 2019-09-01 stsp repo->path_git_dir = NULL;
402 85f51bba 2018-07-16 stsp if (asprintf(&repo->path_git_dir, "%s/%s", path, GOT_GIT_DIR) == -1) {
403 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
406 85f51bba 2018-07-16 stsp if (is_git_repo(repo)) {
407 85f51bba 2018-07-16 stsp repo->path = strdup(path);
408 85f51bba 2018-07-16 stsp if (repo->path == NULL) {
409 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
412 06340621 2021-12-31 thomas repo->gitdir_fd = open(repo->path_git_dir,
413 06340621 2021-12-31 thomas O_DIRECTORY | O_CLOEXEC);
414 6d5a9006 2020-12-16 yzhong if (repo->gitdir_fd == -1) {
415 6d5a9006 2020-12-16 yzhong err = got_error_from_errno2("open",
416 6d5a9006 2020-12-16 yzhong repo->path_git_dir);
417 6d5a9006 2020-12-16 yzhong goto done;
419 85f51bba 2018-07-16 stsp return NULL;
422 ee645855 2019-02-05 stsp err = got_error(GOT_ERR_NOT_GIT_REPO);
425 ee645855 2019-02-05 stsp free(repo->path);
426 ee645855 2019-02-05 stsp repo->path = NULL;
427 85f51bba 2018-07-16 stsp free(repo->path_git_dir);
428 ee645855 2019-02-05 stsp repo->path_git_dir = NULL;
429 6d5a9006 2020-12-16 yzhong if (repo->gitdir_fd != -1)
430 6d5a9006 2020-12-16 yzhong close(repo->gitdir_fd);
431 6d5a9006 2020-12-16 yzhong repo->gitdir_fd = -1;
434 aba9c984 2019-09-08 stsp return err;
437 aba9c984 2019-09-08 stsp static const struct got_error *
438 c9956ddf 2019-09-08 stsp parse_gitconfig_file(int *gitconfig_repository_format_version,
439 c9956ddf 2019-09-08 stsp char **gitconfig_author_name, char **gitconfig_author_email,
440 cd95becd 2019-11-29 stsp struct got_remote_repo **remotes, int *nremotes,
441 20b7abb3 2020-10-22 stsp char **gitconfig_owner, char ***extensions, int *nextensions,
442 c9956ddf 2019-09-08 stsp const char *gitconfig_path)
444 aba9c984 2019-09-08 stsp const struct got_error *err = NULL, *child_err = NULL;
445 aba9c984 2019-09-08 stsp int fd = -1;
446 aba9c984 2019-09-08 stsp int imsg_fds[2] = { -1, -1 };
448 aba9c984 2019-09-08 stsp struct imsgbuf *ibuf;
450 c9956ddf 2019-09-08 stsp *gitconfig_repository_format_version = 0;
451 20b7abb3 2020-10-22 stsp if (extensions)
452 20b7abb3 2020-10-22 stsp *extensions = NULL;
453 20b7abb3 2020-10-22 stsp if (nextensions)
454 20b7abb3 2020-10-22 stsp *nextensions = 0;
455 c9956ddf 2019-09-08 stsp *gitconfig_author_name = NULL;
456 c9956ddf 2019-09-08 stsp *gitconfig_author_email = NULL;
457 2fb669fb 2020-03-20 stsp if (remotes)
458 2fb669fb 2020-03-20 stsp *remotes = NULL;
459 2fb669fb 2020-03-20 stsp if (nremotes)
460 2fb669fb 2020-03-20 stsp *nremotes = 0;
461 2fb669fb 2020-03-20 stsp if (gitconfig_owner)
462 2fb669fb 2020-03-20 stsp *gitconfig_owner = NULL;
464 06340621 2021-12-31 thomas fd = open(gitconfig_path, O_RDONLY | O_CLOEXEC);
465 aba9c984 2019-09-08 stsp if (fd == -1) {
466 c9956ddf 2019-09-08 stsp if (errno == ENOENT)
467 aba9c984 2019-09-08 stsp return NULL;
468 c9956ddf 2019-09-08 stsp return got_error_from_errno2("open", gitconfig_path);
471 aba9c984 2019-09-08 stsp ibuf = calloc(1, sizeof(*ibuf));
472 aba9c984 2019-09-08 stsp if (ibuf == NULL) {
473 aba9c984 2019-09-08 stsp err = got_error_from_errno("calloc");
477 aba9c984 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
478 aba9c984 2019-09-08 stsp err = got_error_from_errno("socketpair");
482 aba9c984 2019-09-08 stsp pid = fork();
483 aba9c984 2019-09-08 stsp if (pid == -1) {
484 aba9c984 2019-09-08 stsp err = got_error_from_errno("fork");
486 aba9c984 2019-09-08 stsp } else if (pid == 0) {
487 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_GITCONFIG,
488 c9956ddf 2019-09-08 stsp gitconfig_path);
489 aba9c984 2019-09-08 stsp /* not reached */
492 aba9c984 2019-09-08 stsp if (close(imsg_fds[1]) == -1) {
493 aba9c984 2019-09-08 stsp err = got_error_from_errno("close");
496 aba9c984 2019-09-08 stsp imsg_fds[1] = -1;
497 aba9c984 2019-09-08 stsp imsg_init(ibuf, imsg_fds[0]);
499 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_parse_req(ibuf, fd);
504 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_repository_format_version_req(ibuf);
508 aba9c984 2019-09-08 stsp err = got_privsep_recv_gitconfig_int(
509 c9956ddf 2019-09-08 stsp gitconfig_repository_format_version, ibuf);
513 20b7abb3 2020-10-22 stsp if (extensions && nextensions) {
514 20b7abb3 2020-10-22 stsp err = got_privsep_send_gitconfig_repository_extensions_req(
518 20b7abb3 2020-10-22 stsp err = got_privsep_recv_gitconfig_int(nextensions, ibuf);
521 20b7abb3 2020-10-22 stsp if (*nextensions > 0) {
523 20b7abb3 2020-10-22 stsp *extensions = calloc(*nextensions, sizeof(char *));
524 20b7abb3 2020-10-22 stsp if (*extensions == NULL) {
525 20b7abb3 2020-10-22 stsp err = got_error_from_errno("calloc");
528 20b7abb3 2020-10-22 stsp for (i = 0; i < *nextensions; i++) {
530 20b7abb3 2020-10-22 stsp err = got_privsep_recv_gitconfig_str(&ext,
534 20b7abb3 2020-10-22 stsp (*extensions)[i] = ext;
539 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_author_name_req(ibuf);
543 c9956ddf 2019-09-08 stsp err = got_privsep_recv_gitconfig_str(gitconfig_author_name, ibuf);
547 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_author_email_req(ibuf);
551 c9956ddf 2019-09-08 stsp err = got_privsep_recv_gitconfig_str(gitconfig_author_email, ibuf);
555 cd95becd 2019-11-29 stsp if (remotes && nremotes) {
556 cd95becd 2019-11-29 stsp err = got_privsep_send_gitconfig_remotes_req(ibuf);
560 cd95becd 2019-11-29 stsp err = got_privsep_recv_gitconfig_remotes(remotes,
561 cd95becd 2019-11-29 stsp nremotes, ibuf);
566 9a1cc63f 2020-02-03 stsp if (gitconfig_owner) {
567 9a1cc63f 2020-02-03 stsp err = got_privsep_send_gitconfig_owner_req(ibuf);
570 9a1cc63f 2020-02-03 stsp err = got_privsep_recv_gitconfig_str(gitconfig_owner, ibuf);
575 aba9c984 2019-09-08 stsp imsg_clear(ibuf);
576 aba9c984 2019-09-08 stsp err = got_privsep_send_stop(imsg_fds[0]);
577 aba9c984 2019-09-08 stsp child_err = got_privsep_wait_for_child(pid);
578 aba9c984 2019-09-08 stsp if (child_err && err == NULL)
579 aba9c984 2019-09-08 stsp err = child_err;
581 aba9c984 2019-09-08 stsp if (imsg_fds[0] != -1 && close(imsg_fds[0]) == -1 && err == NULL)
582 aba9c984 2019-09-08 stsp err = got_error_from_errno("close");
583 aba9c984 2019-09-08 stsp if (imsg_fds[1] != -1 && close(imsg_fds[1]) == -1 && err == NULL)
584 aba9c984 2019-09-08 stsp err = got_error_from_errno("close");
585 aba9c984 2019-09-08 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
586 aba9c984 2019-09-08 stsp err = got_error_from_errno2("close", gitconfig_path);
587 aba9c984 2019-09-08 stsp free(ibuf);
588 c9956ddf 2019-09-08 stsp return err;
591 c9956ddf 2019-09-08 stsp static const struct got_error *
592 c9956ddf 2019-09-08 stsp read_gitconfig(struct got_repository *repo, const char *global_gitconfig_path)
594 c9956ddf 2019-09-08 stsp const struct got_error *err = NULL;
595 c9956ddf 2019-09-08 stsp char *repo_gitconfig_path = NULL;
597 c9956ddf 2019-09-08 stsp if (global_gitconfig_path) {
598 c9956ddf 2019-09-08 stsp /* Read settings from ~/.gitconfig. */
599 c9956ddf 2019-09-08 stsp int dummy_repo_version;
600 c9956ddf 2019-09-08 stsp err = parse_gitconfig_file(&dummy_repo_version,
601 c9956ddf 2019-09-08 stsp &repo->global_gitconfig_author_name,
602 c9956ddf 2019-09-08 stsp &repo->global_gitconfig_author_email,
603 20b7abb3 2020-10-22 stsp NULL, NULL, NULL, NULL, NULL, global_gitconfig_path);
605 c9956ddf 2019-09-08 stsp return err;
608 c9956ddf 2019-09-08 stsp /* Read repository's .git/config file. */
609 b46f3e71 2020-03-18 stsp repo_gitconfig_path = got_repo_get_path_gitconfig(repo);
610 b46f3e71 2020-03-18 stsp if (repo_gitconfig_path == NULL)
611 b46f3e71 2020-03-18 stsp return got_error_from_errno("got_repo_get_path_gitconfig");
613 c9956ddf 2019-09-08 stsp err = parse_gitconfig_file(&repo->gitconfig_repository_format_version,
614 c9956ddf 2019-09-08 stsp &repo->gitconfig_author_name, &repo->gitconfig_author_email,
615 cd95becd 2019-11-29 stsp &repo->gitconfig_remotes, &repo->ngitconfig_remotes,
616 20b7abb3 2020-10-22 stsp &repo->gitconfig_owner, &repo->extensions, &repo->nextensions,
617 20b7abb3 2020-10-22 stsp repo_gitconfig_path);
621 c9956ddf 2019-09-08 stsp free(repo_gitconfig_path);
622 257add31 2020-09-09 stsp return err;
625 257add31 2020-09-09 stsp static const struct got_error *
626 257add31 2020-09-09 stsp read_gotconfig(struct got_repository *repo)
628 257add31 2020-09-09 stsp const struct got_error *err = NULL;
629 257add31 2020-09-09 stsp char *gotconfig_path;
631 257add31 2020-09-09 stsp gotconfig_path = got_repo_get_path_gotconfig(repo);
632 257add31 2020-09-09 stsp if (gotconfig_path == NULL)
633 257add31 2020-09-09 stsp return got_error_from_errno("got_repo_get_path_gotconfig");
635 50b0790e 2020-09-11 stsp err = got_gotconfig_read(&repo->gotconfig, gotconfig_path);
636 257add31 2020-09-09 stsp free(gotconfig_path);
637 85f51bba 2018-07-16 stsp return err;
640 20b7abb3 2020-10-22 stsp /* Supported repository format extensions. */
641 20b7abb3 2020-10-22 stsp static const char *repo_extensions[] = {
642 20b7abb3 2020-10-22 stsp "noop", /* Got supports repository format version 1. */
643 2252c019 2021-07-03 stsp "preciousObjects", /* Supported by gotadmin cleanup. */
644 20b7abb3 2020-10-22 stsp "worktreeConfig", /* Got does not care about Git work trees. */
647 85f51bba 2018-07-16 stsp const struct got_error *
648 c9956ddf 2019-09-08 stsp got_repo_open(struct got_repository **repop, const char *path,
649 c9956ddf 2019-09-08 stsp const char *global_gitconfig_path)
651 92af5469 2017-11-05 stsp struct got_repository *repo = NULL;
652 92af5469 2017-11-05 stsp const struct got_error *err = NULL;
653 dbb02f4d 2020-12-04 stsp char *repo_path = NULL;
655 6c414261 2021-03-30 stsp struct rlimit rl;
657 85f51bba 2018-07-16 stsp *repop = NULL;
659 6c414261 2021-03-30 stsp if (getrlimit(RLIMIT_NOFILE, &rl) == -1)
660 6c414261 2021-03-30 stsp return got_error_from_errno("getrlimit");
662 4027f31a 2017-11-04 stsp repo = calloc(1, sizeof(*repo));
663 92af5469 2017-11-05 stsp if (repo == NULL) {
664 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
668 cfe41121 2021-10-16 thomas RB_INIT(&repo->packidx_bloom_filters);
670 ad242220 2018-09-08 stsp for (i = 0; i < nitems(repo->privsep_children); i++) {
671 3516b818 2018-09-08 stsp memset(&repo->privsep_children[i], 0,
672 3516b818 2018-09-08 stsp sizeof(repo->privsep_children[0]));
673 ad242220 2018-09-08 stsp repo->privsep_children[i].imsg_fd = -1;
676 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->objcache,
677 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_OBJ);
680 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->treecache,
681 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_TREE);
684 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->commitcache,
685 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_COMMIT);
688 f4a881ce 2018-11-17 stsp err = got_object_cache_init(&repo->tagcache,
689 f4a881ce 2018-11-17 stsp GOT_OBJECT_CACHE_TYPE_TAG);
692 8ab9215c 2021-10-15 thomas err = got_object_cache_init(&repo->rawcache,
693 8ab9215c 2021-10-15 thomas GOT_OBJECT_CACHE_TYPE_RAW);
695 8ab9215c 2021-10-15 thomas goto done;
697 6c414261 2021-03-30 stsp repo->pack_cache_size = GOT_PACK_CACHE_SIZE;
698 6c414261 2021-03-30 stsp if (repo->pack_cache_size > rl.rlim_cur / 8)
699 6c414261 2021-03-30 stsp repo->pack_cache_size = rl.rlim_cur / 8;
701 dbb02f4d 2020-12-04 stsp repo_path = realpath(path, NULL);
702 aff6eea4 2020-10-20 stsp if (repo_path == NULL) {
703 dbb02f4d 2020-12-04 stsp err = got_error_from_errno2("realpath", path);
708 aff6eea4 2020-10-20 stsp char *parent_path;
710 aff6eea4 2020-10-20 stsp err = open_repo(repo, repo_path);
711 85f51bba 2018-07-16 stsp if (err == NULL)
713 85f51bba 2018-07-16 stsp if (err->code != GOT_ERR_NOT_GIT_REPO)
715 aff6eea4 2020-10-20 stsp if (repo_path[0] == '/' && repo_path[1] == '\0') {
716 0c93d204 2020-10-20 stsp err = got_error(GOT_ERR_NOT_GIT_REPO);
719 aff6eea4 2020-10-20 stsp err = got_path_dirname(&parent_path, repo_path);
722 aff6eea4 2020-10-20 stsp free(repo_path);
723 aff6eea4 2020-10-20 stsp repo_path = parent_path;
726 257add31 2020-09-09 stsp err = read_gotconfig(repo);
730 c9956ddf 2019-09-08 stsp err = read_gitconfig(repo, global_gitconfig_path);
733 aba9c984 2019-09-08 stsp if (repo->gitconfig_repository_format_version != 0)
734 aba9c984 2019-09-08 stsp err = got_error_path(path, GOT_ERR_GIT_REPO_FORMAT);
735 20b7abb3 2020-10-22 stsp for (i = 0; i < repo->nextensions; i++) {
736 20b7abb3 2020-10-22 stsp char *ext = repo->extensions[i];
737 20b7abb3 2020-10-22 stsp int j, supported = 0;
738 20b7abb3 2020-10-22 stsp for (j = 0; j < nitems(repo_extensions); j++) {
739 20b7abb3 2020-10-22 stsp if (strcmp(ext, repo_extensions[j]) == 0) {
740 20b7abb3 2020-10-22 stsp supported = 1;
744 20b7abb3 2020-10-22 stsp if (!supported) {
745 20b7abb3 2020-10-22 stsp err = got_error_path(ext, GOT_ERR_GIT_REPO_EXT);
751 5c2f5761 2018-09-19 stsp got_repo_close(repo);
753 85f51bba 2018-07-16 stsp *repop = repo;
754 aff6eea4 2020-10-20 stsp free(repo_path);
755 92af5469 2017-11-05 stsp return err;
758 ad242220 2018-09-08 stsp const struct got_error *
759 4027f31a 2017-11-04 stsp got_repo_close(struct got_repository *repo)
761 ad242220 2018-09-08 stsp const struct got_error *err = NULL, *child_err;
762 0be8fa4c 2021-10-15 thomas struct got_packidx_bloom_filter *bf;
765 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
766 65cf1e80 2018-03-16 stsp if (repo->packidx_cache[i] == NULL)
768 65cf1e80 2018-03-16 stsp got_packidx_close(repo->packidx_cache[i]);
771 cfe41121 2021-10-16 thomas while ((bf = RB_MIN(got_packidx_bloom_filter_tree,
772 cfe41121 2021-10-16 thomas &repo->packidx_bloom_filters))) {
773 cfe41121 2021-10-16 thomas RB_REMOVE(got_packidx_bloom_filter_tree,
774 cfe41121 2021-10-16 thomas &repo->packidx_bloom_filters, bf);
775 4545b700 2021-10-15 thomas free(bf->bloom);
776 4545b700 2021-10-15 thomas free(bf);
779 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
780 7e656b93 2018-03-17 stsp if (repo->packs[i].path_packfile == NULL)
782 7e656b93 2018-03-17 stsp got_pack_close(&repo->packs[i]);
785 4027f31a 2017-11-04 stsp free(repo->path);
786 4986b9d5 2018-03-12 stsp free(repo->path_git_dir);
788 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->objcache);
789 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->treecache);
790 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->commitcache);
791 f4a881ce 2018-11-17 stsp got_object_cache_close(&repo->tagcache);
792 8ab9215c 2021-10-15 thomas got_object_cache_close(&repo->rawcache);
794 ad242220 2018-09-08 stsp for (i = 0; i < nitems(repo->privsep_children); i++) {
795 ad242220 2018-09-08 stsp if (repo->privsep_children[i].imsg_fd == -1)
797 3516b818 2018-09-08 stsp imsg_clear(repo->privsep_children[i].ibuf);
798 3516b818 2018-09-08 stsp free(repo->privsep_children[i].ibuf);
799 ad242220 2018-09-08 stsp err = got_privsep_send_stop(repo->privsep_children[i].imsg_fd);
800 876c234b 2018-09-10 stsp child_err = got_privsep_wait_for_child(
801 876c234b 2018-09-10 stsp repo->privsep_children[i].pid);
802 ad242220 2018-09-08 stsp if (child_err && err == NULL)
803 ad242220 2018-09-08 stsp err = child_err;
804 08578a35 2021-01-22 stsp if (close(repo->privsep_children[i].imsg_fd) == -1 &&
805 3a6ce05a 2019-02-11 stsp err == NULL)
806 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
809 1d0f4054 2021-06-17 stsp if (repo->gitdir_fd != -1 && close(repo->gitdir_fd) == -1 &&
810 1d0f4054 2021-06-17 stsp err == NULL)
811 1d0f4054 2021-06-17 stsp err = got_error_from_errno("close");
813 50b0790e 2020-09-11 stsp if (repo->gotconfig)
814 50b0790e 2020-09-11 stsp got_gotconfig_free(repo->gotconfig);
815 aba9c984 2019-09-08 stsp free(repo->gitconfig_author_name);
816 aba9c984 2019-09-08 stsp free(repo->gitconfig_author_email);
817 b8adfa55 2020-09-25 stsp for (i = 0; i < repo->ngitconfig_remotes; i++)
818 b8adfa55 2020-09-25 stsp got_repo_free_remote_repo_data(&repo->gitconfig_remotes[i]);
819 cd95becd 2019-11-29 stsp free(repo->gitconfig_remotes);
820 20b7abb3 2020-10-22 stsp for (i = 0; i < repo->nextensions; i++)
821 20b7abb3 2020-10-22 stsp free(repo->extensions[i]);
822 20b7abb3 2020-10-22 stsp free(repo->extensions);
823 4027f31a 2017-11-04 stsp free(repo);
825 ad242220 2018-09-08 stsp return err;
829 b8adfa55 2020-09-25 stsp got_repo_free_remote_repo_data(struct got_remote_repo *repo)
833 b8adfa55 2020-09-25 stsp free(repo->name);
834 b8adfa55 2020-09-25 stsp repo->name = NULL;
835 6480c871 2021-08-30 stsp free(repo->fetch_url);
836 6480c871 2021-08-30 stsp repo->fetch_url = NULL;
837 6480c871 2021-08-30 stsp free(repo->send_url);
838 6480c871 2021-08-30 stsp repo->send_url = NULL;
839 6480c871 2021-08-30 stsp for (i = 0; i < repo->nfetch_branches; i++)
840 6480c871 2021-08-30 stsp free(repo->fetch_branches[i]);
841 6480c871 2021-08-30 stsp free(repo->fetch_branches);
842 6480c871 2021-08-30 stsp repo->fetch_branches = NULL;
843 6480c871 2021-08-30 stsp repo->nfetch_branches = 0;
844 6480c871 2021-08-30 stsp for (i = 0; i < repo->nsend_branches; i++)
845 6480c871 2021-08-30 stsp free(repo->send_branches[i]);
846 6480c871 2021-08-30 stsp free(repo->send_branches);
847 6480c871 2021-08-30 stsp repo->send_branches = NULL;
848 6480c871 2021-08-30 stsp repo->nsend_branches = 0;
851 04ca23f4 2018-07-16 stsp const struct got_error *
852 04ca23f4 2018-07-16 stsp got_repo_map_path(char **in_repo_path, struct got_repository *repo,
853 8fa913ec 2020-11-14 stsp const char *input_path)
855 04ca23f4 2018-07-16 stsp const struct got_error *err = NULL;
856 7839bc15 2019-01-06 stsp const char *repo_abspath = NULL;
857 e83c0634 2020-01-27 stsp size_t repolen, len;
858 e83c0634 2020-01-27 stsp char *canonpath, *path = NULL;
860 04ca23f4 2018-07-16 stsp *in_repo_path = NULL;
862 04ca23f4 2018-07-16 stsp canonpath = strdup(input_path);
863 04ca23f4 2018-07-16 stsp if (canonpath == NULL) {
864 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
867 04ca23f4 2018-07-16 stsp err = got_canonpath(input_path, canonpath, strlen(canonpath) + 1);
871 04ca23f4 2018-07-16 stsp repo_abspath = got_repo_get_path(repo);
873 8fa913ec 2020-11-14 stsp if (canonpath[0] == '\0') {
874 23721109 2018-10-22 stsp path = strdup(canonpath);
875 b70703ad 2019-03-18 stsp if (path == NULL) {
876 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
880 04ca23f4 2018-07-16 stsp path = realpath(canonpath, NULL);
881 04ca23f4 2018-07-16 stsp if (path == NULL) {
882 b70703ad 2019-03-18 stsp if (errno != ENOENT) {
883 638f9024 2019-05-13 stsp err = got_error_from_errno2("realpath",
888 b70703ad 2019-03-18 stsp * Path is not on disk.
889 b70703ad 2019-03-18 stsp * Assume it is already relative to repository root.
891 b70703ad 2019-03-18 stsp path = strdup(canonpath);
892 b70703ad 2019-03-18 stsp if (path == NULL) {
893 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
898 04ca23f4 2018-07-16 stsp repolen = strlen(repo_abspath);
899 04ca23f4 2018-07-16 stsp len = strlen(path);
902 04ca23f4 2018-07-16 stsp if (strcmp(path, repo_abspath) == 0) {
903 04ca23f4 2018-07-16 stsp free(path);
904 04ca23f4 2018-07-16 stsp path = strdup("");
905 04ca23f4 2018-07-16 stsp if (path == NULL) {
906 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
909 65aa7d1c 2020-01-28 stsp } else if (len > repolen &&
910 65aa7d1c 2020-01-28 stsp got_path_is_child(path, repo_abspath, repolen)) {
911 04ca23f4 2018-07-16 stsp /* Matched an on-disk path inside repository. */
912 04ca23f4 2018-07-16 stsp if (got_repo_is_bare(repo)) {
914 04ca23f4 2018-07-16 stsp * Matched an on-disk path inside repository
915 eef9542c 2020-10-22 stsp * database. Treat input as repository-relative.
917 abc59930 2021-09-05 naddy free(path);
918 abc59930 2021-09-05 naddy path = canonpath;
919 abc59930 2021-09-05 naddy canonpath = NULL;
921 04ca23f4 2018-07-16 stsp char *child;
922 04ca23f4 2018-07-16 stsp /* Strip common prefix with repository path. */
923 04ca23f4 2018-07-16 stsp err = got_path_skip_common_ancestor(&child,
924 04ca23f4 2018-07-16 stsp repo_abspath, path);
927 04ca23f4 2018-07-16 stsp free(path);
928 04ca23f4 2018-07-16 stsp path = child;
932 04ca23f4 2018-07-16 stsp * Matched unrelated on-disk path.
933 eef9542c 2020-10-22 stsp * Treat input as repository-relative.
935 abc59930 2021-09-05 naddy free(path);
936 abc59930 2021-09-05 naddy path = canonpath;
937 abc59930 2021-09-05 naddy canonpath = NULL;
941 04ca23f4 2018-07-16 stsp /* Make in-repository path absolute */
942 04ca23f4 2018-07-16 stsp if (path[0] != '/') {
943 04ca23f4 2018-07-16 stsp char *abspath;
944 04ca23f4 2018-07-16 stsp if (asprintf(&abspath, "/%s", path) == -1) {
945 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
948 04ca23f4 2018-07-16 stsp free(path);
949 04ca23f4 2018-07-16 stsp path = abspath;
953 04ca23f4 2018-07-16 stsp free(canonpath);
955 04ca23f4 2018-07-16 stsp free(path);
957 04ca23f4 2018-07-16 stsp *in_repo_path = path;
958 1510f469 2018-09-09 stsp return err;
961 e1a68182 2020-01-07 stsp static const struct got_error *
962 e1a68182 2020-01-07 stsp cache_packidx(struct got_repository *repo, struct got_packidx *packidx,
963 e1a68182 2020-01-07 stsp const char *path_packidx)
965 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
968 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
969 1510f469 2018-09-09 stsp if (repo->packidx_cache[i] == NULL)
971 e1a68182 2020-01-07 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
972 e1a68182 2020-01-07 stsp path_packidx) == 0) {
973 e1a68182 2020-01-07 stsp return got_error(GOT_ERR_CACHE_DUP_ENTRY);
976 6c414261 2021-03-30 stsp if (i == repo->pack_cache_size) {
977 3333aec6 2021-10-15 thomas i = repo->pack_cache_size - 1;
978 3333aec6 2021-10-15 thomas err = got_packidx_close(repo->packidx_cache[i]);
980 1510f469 2018-09-09 stsp return err;
983 3333aec6 2021-10-15 thomas repo->packidx_cache[i] = packidx;
985 1510f469 2018-09-09 stsp return NULL;
989 1124fe40 2021-07-07 stsp got_repo_is_packidx_filename(const char *name, size_t len)
991 1510f469 2018-09-09 stsp if (len != GOT_PACKIDX_NAMELEN)
994 1510f469 2018-09-09 stsp if (strncmp(name, GOT_PACK_PREFIX, strlen(GOT_PACK_PREFIX)) != 0)
997 1510f469 2018-09-09 stsp if (strcmp(name + strlen(GOT_PACK_PREFIX) +
998 1510f469 2018-09-09 stsp SHA1_DIGEST_STRING_LENGTH - 1, GOT_PACKIDX_SUFFIX) != 0)
1001 4545b700 2021-10-15 thomas return 1;
1004 cfe41121 2021-10-16 thomas static struct got_packidx_bloom_filter *
1005 cfe41121 2021-10-16 thomas get_packidx_bloom_filter(struct got_repository *repo,
1006 cfe41121 2021-10-16 thomas const char *path, size_t path_len)
1008 cfe41121 2021-10-16 thomas struct got_packidx_bloom_filter key;
1010 cfe41121 2021-10-16 thomas if (strlcpy(key.path, path, sizeof(key.path)) >= sizeof(key.path))
1011 cfe41121 2021-10-16 thomas return NULL; /* XXX */
1012 cfe41121 2021-10-16 thomas key.path_len = path_len;
1014 cfe41121 2021-10-16 thomas return RB_FIND(got_packidx_bloom_filter_tree,
1015 cfe41121 2021-10-16 thomas &repo->packidx_bloom_filters, &key);
1018 4545b700 2021-10-15 thomas static int
1019 4545b700 2021-10-15 thomas check_packidx_bloom_filter(struct got_repository *repo,
1020 4545b700 2021-10-15 thomas const char *path_packidx, struct got_object_id *id)
1022 4545b700 2021-10-15 thomas struct got_packidx_bloom_filter *bf;
1024 cfe41121 2021-10-16 thomas bf = get_packidx_bloom_filter(repo, path_packidx, strlen(path_packidx));
1026 cfe41121 2021-10-16 thomas return bloom_check(bf->bloom, id->sha1, sizeof(id->sha1));
1028 4545b700 2021-10-15 thomas /* No bloom filter means this pack index must be searched. */
1032 4545b700 2021-10-15 thomas static const struct got_error *
1033 4545b700 2021-10-15 thomas add_packidx_bloom_filter(struct got_repository *repo,
1034 4545b700 2021-10-15 thomas struct got_packidx *packidx, const char *path_packidx)
1036 4545b700 2021-10-15 thomas int i, nobjects = be32toh(packidx->hdr.fanout_table[0xff]);
1037 4545b700 2021-10-15 thomas struct got_packidx_bloom_filter *bf;
1038 4545b700 2021-10-15 thomas size_t len;
1041 4545b700 2021-10-15 thomas * Don't use bloom filters for very large pack index files.
1042 4545b700 2021-10-15 thomas * Large pack files will contain a relatively large fraction
1043 4545b700 2021-10-15 thomas * of our objects so we will likely need to visit them anyway.
1044 4545b700 2021-10-15 thomas * The more objects a pack file contains the higher the probability
1045 4545b700 2021-10-15 thomas * of a false-positive match from the bloom filter. And reading
1046 4545b700 2021-10-15 thomas * all object IDs from a large pack index file can be expensive.
1048 4545b700 2021-10-15 thomas if (nobjects > 100000) /* cut-off at about 2MB, at 20 bytes per ID */
1049 4545b700 2021-10-15 thomas return NULL;
1051 4545b700 2021-10-15 thomas /* Do we already have a filter for this pack index? */
1052 cfe41121 2021-10-16 thomas if (get_packidx_bloom_filter(repo, path_packidx,
1053 cfe41121 2021-10-16 thomas strlen(path_packidx)) != NULL)
1054 cfe41121 2021-10-16 thomas return NULL;
1056 4545b700 2021-10-15 thomas bf = calloc(1, sizeof(*bf));
1057 4545b700 2021-10-15 thomas if (bf == NULL)
1058 4545b700 2021-10-15 thomas return got_error_from_errno("calloc");
1059 4545b700 2021-10-15 thomas bf->bloom = calloc(1, sizeof(*bf->bloom));
1060 4545b700 2021-10-15 thomas if (bf->bloom == NULL) {
1061 4545b700 2021-10-15 thomas free(bf);
1062 4545b700 2021-10-15 thomas return got_error_from_errno("calloc");
1065 cfe41121 2021-10-16 thomas len = strlcpy(bf->path, path_packidx, sizeof(bf->path));
1066 cfe41121 2021-10-16 thomas if (len >= sizeof(bf->path)) {
1067 4545b700 2021-10-15 thomas free(bf->bloom);
1068 4545b700 2021-10-15 thomas free(bf);
1069 4545b700 2021-10-15 thomas return got_error(GOT_ERR_NO_SPACE);
1071 cfe41121 2021-10-16 thomas bf->path_len = len;
1073 4545b700 2021-10-15 thomas /* Minimum size supported by our bloom filter is 1000 entries. */
1074 4545b700 2021-10-15 thomas bloom_init(bf->bloom, nobjects < 1000 ? 1000 : nobjects, 0.1);
1075 4545b700 2021-10-15 thomas for (i = 0; i < nobjects; i++) {
1076 4545b700 2021-10-15 thomas struct got_packidx_object_id *id;
1077 4545b700 2021-10-15 thomas id = &packidx->hdr.sorted_ids[i];
1078 4545b700 2021-10-15 thomas bloom_add(bf->bloom, id->sha1, sizeof(id->sha1));
1081 cfe41121 2021-10-16 thomas RB_INSERT(got_packidx_bloom_filter_tree,
1082 cfe41121 2021-10-16 thomas &repo->packidx_bloom_filters, bf);
1083 4545b700 2021-10-15 thomas return NULL;
1086 1510f469 2018-09-09 stsp const struct got_error *
1087 1510f469 2018-09-09 stsp got_repo_search_packidx(struct got_packidx **packidx, int *idx,
1088 1510f469 2018-09-09 stsp struct got_repository *repo, struct got_object_id *id)
1090 1510f469 2018-09-09 stsp const struct got_error *err;
1091 6d5a9006 2020-12-16 yzhong DIR *packdir = NULL;
1092 1510f469 2018-09-09 stsp struct dirent *dent;
1093 1510f469 2018-09-09 stsp char *path_packidx;
1095 6d5a9006 2020-12-16 yzhong int packdir_fd;
1097 1510f469 2018-09-09 stsp /* Search pack index cache. */
1098 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1099 1510f469 2018-09-09 stsp if (repo->packidx_cache[i] == NULL)
1101 4545b700 2021-10-15 thomas if (!check_packidx_bloom_filter(repo,
1102 4545b700 2021-10-15 thomas repo->packidx_cache[i]->path_packidx, id))
1103 4545b700 2021-10-15 thomas continue; /* object will not be found in this index */
1104 1510f469 2018-09-09 stsp *idx = got_packidx_get_object_idx(repo->packidx_cache[i], id);
1105 1510f469 2018-09-09 stsp if (*idx != -1) {
1106 1510f469 2018-09-09 stsp *packidx = repo->packidx_cache[i];
1108 87c1ed2b 2020-01-07 stsp * Move this cache entry to the front. Repeatedly
1109 87c1ed2b 2020-01-07 stsp * searching a wrong pack index can be expensive.
1111 87c1ed2b 2020-01-07 stsp if (i > 0) {
1112 3333aec6 2021-10-15 thomas memmove(&repo->packidx_cache[1],
1113 3333aec6 2021-10-15 thomas &repo->packidx_cache[0],
1114 3333aec6 2021-10-15 thomas i * sizeof(repo->packidx_cache[0]));
1115 87c1ed2b 2020-01-07 stsp repo->packidx_cache[0] = *packidx;
1117 1510f469 2018-09-09 stsp return NULL;
1120 1510f469 2018-09-09 stsp /* No luck. Search the filesystem. */
1122 6d5a9006 2020-12-16 yzhong packdir_fd = openat(got_repo_get_fd(repo),
1123 fc63f50d 2021-12-31 thomas GOT_OBJECTS_PACK_DIR, O_DIRECTORY | O_CLOEXEC);
1124 6d5a9006 2020-12-16 yzhong if (packdir_fd == -1) {
1125 b90deaa1 2019-07-27 stsp if (errno == ENOENT)
1126 b90deaa1 2019-07-27 stsp err = got_error_no_obj(id);
1128 6d5a9006 2020-12-16 yzhong err = got_error_from_errno_fmt("openat: %s/%s",
1129 6d5a9006 2020-12-16 yzhong got_repo_get_path_git_dir(repo),
1130 6d5a9006 2020-12-16 yzhong GOT_OBJECTS_PACK_DIR);
1131 1510f469 2018-09-09 stsp goto done;
1134 6d5a9006 2020-12-16 yzhong packdir = fdopendir(packdir_fd);
1135 6d5a9006 2020-12-16 yzhong if (packdir == NULL) {
1136 6d5a9006 2020-12-16 yzhong err = got_error_from_errno("fdopendir");
1137 6d5a9006 2020-12-16 yzhong goto done;
1140 1510f469 2018-09-09 stsp while ((dent = readdir(packdir)) != NULL) {
1141 e1a68182 2020-01-07 stsp int is_cached = 0;
1143 dd038bc6 2021-09-21 thomas.ad if (!got_repo_is_packidx_filename(dent->d_name,
1144 dd038bc6 2021-09-21 thomas.ad strlen(dent->d_name)))
1147 6d5a9006 2020-12-16 yzhong if (asprintf(&path_packidx, "%s/%s", GOT_OBJECTS_PACK_DIR,
1148 1510f469 2018-09-09 stsp dent->d_name) == -1) {
1149 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
1150 1510f469 2018-09-09 stsp goto done;
1153 4545b700 2021-10-15 thomas if (!check_packidx_bloom_filter(repo, path_packidx, id)) {
1154 4545b700 2021-10-15 thomas free(path_packidx);
1155 4545b700 2021-10-15 thomas continue; /* object will not be found in this index */
1158 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1159 e1a68182 2020-01-07 stsp if (repo->packidx_cache[i] == NULL)
1161 e1a68182 2020-01-07 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
1162 e1a68182 2020-01-07 stsp path_packidx) == 0) {
1163 e1a68182 2020-01-07 stsp is_cached = 1;
1167 e1a68182 2020-01-07 stsp if (is_cached) {
1168 e1a68182 2020-01-07 stsp free(path_packidx);
1169 e1a68182 2020-01-07 stsp continue; /* already searched */
1172 6d5a9006 2020-12-16 yzhong err = got_packidx_open(packidx, got_repo_get_fd(repo),
1173 6d5a9006 2020-12-16 yzhong path_packidx, 0);
1174 e1a68182 2020-01-07 stsp if (err) {
1175 e1a68182 2020-01-07 stsp free(path_packidx);
1176 e1a68182 2020-01-07 stsp goto done;
1179 4545b700 2021-10-15 thomas err = add_packidx_bloom_filter(repo, *packidx, path_packidx);
1180 4545b700 2021-10-15 thomas if (err) {
1181 4545b700 2021-10-15 thomas free(path_packidx);
1182 4545b700 2021-10-15 thomas goto done;
1185 e1a68182 2020-01-07 stsp err = cache_packidx(repo, *packidx, path_packidx);
1186 1510f469 2018-09-09 stsp free(path_packidx);
1188 1510f469 2018-09-09 stsp goto done;
1190 1510f469 2018-09-09 stsp *idx = got_packidx_get_object_idx(*packidx, id);
1191 1510f469 2018-09-09 stsp if (*idx != -1) {
1192 1510f469 2018-09-09 stsp err = NULL; /* found the object */
1193 1510f469 2018-09-09 stsp goto done;
1197 91a3d81f 2018-11-11 stsp err = got_error_no_obj(id);
1199 d69bcdf7 2019-06-28 stsp if (packdir && closedir(packdir) != 0 && err == NULL)
1200 638f9024 2019-05-13 stsp err = got_error_from_errno("closedir");
1201 04ca23f4 2018-07-16 stsp return err;
1204 1510f469 2018-09-09 stsp static const struct got_error *
1205 1510f469 2018-09-09 stsp read_packfile_hdr(int fd, struct got_packidx *packidx)
1207 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1208 78fb0967 2020-09-09 naddy uint32_t totobj = be32toh(packidx->hdr.fanout_table[0xff]);
1209 1510f469 2018-09-09 stsp struct got_packfile_hdr hdr;
1210 1510f469 2018-09-09 stsp ssize_t n;
1212 1510f469 2018-09-09 stsp n = read(fd, &hdr, sizeof(hdr));
1213 1510f469 2018-09-09 stsp if (n < 0)
1214 638f9024 2019-05-13 stsp return got_error_from_errno("read");
1215 1510f469 2018-09-09 stsp if (n != sizeof(hdr))
1216 1510f469 2018-09-09 stsp return got_error(GOT_ERR_BAD_PACKFILE);
1218 78fb0967 2020-09-09 naddy if (be32toh(hdr.signature) != GOT_PACKFILE_SIGNATURE ||
1219 78fb0967 2020-09-09 naddy be32toh(hdr.version) != GOT_PACKFILE_VERSION ||
1220 78fb0967 2020-09-09 naddy be32toh(hdr.nobjects) != totobj)
1221 1510f469 2018-09-09 stsp err = got_error(GOT_ERR_BAD_PACKFILE);
1223 1510f469 2018-09-09 stsp return err;
1226 1510f469 2018-09-09 stsp static const struct got_error *
1227 6d5a9006 2020-12-16 yzhong open_packfile(int *fd, struct got_repository *repo,
1228 6d5a9006 2020-12-16 yzhong const char *relpath, struct got_packidx *packidx)
1230 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1232 fc63f50d 2021-12-31 thomas *fd = openat(got_repo_get_fd(repo), relpath,
1233 fc63f50d 2021-12-31 thomas O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
1234 1510f469 2018-09-09 stsp if (*fd == -1)
1235 6d5a9006 2020-12-16 yzhong return got_error_from_errno_fmt("openat: %s/%s",
1236 6d5a9006 2020-12-16 yzhong got_repo_get_path_git_dir(repo), relpath);
1238 1510f469 2018-09-09 stsp if (packidx) {
1239 1510f469 2018-09-09 stsp err = read_packfile_hdr(*fd, packidx);
1240 1510f469 2018-09-09 stsp if (err) {
1241 1510f469 2018-09-09 stsp close(*fd);
1246 1510f469 2018-09-09 stsp return err;
1249 1510f469 2018-09-09 stsp const struct got_error *
1250 1510f469 2018-09-09 stsp got_repo_cache_pack(struct got_pack **packp, struct got_repository *repo,
1251 1510f469 2018-09-09 stsp const char *path_packfile, struct got_packidx *packidx)
1253 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1254 1510f469 2018-09-09 stsp struct got_pack *pack = NULL;
1255 ff563a3d 2019-05-23 stsp struct stat sb;
1258 1510f469 2018-09-09 stsp if (packp)
1259 1510f469 2018-09-09 stsp *packp = NULL;
1261 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1262 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1263 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL)
1265 1510f469 2018-09-09 stsp if (strcmp(pack->path_packfile, path_packfile) == 0)
1266 e1a68182 2020-01-07 stsp return got_error(GOT_ERR_CACHE_DUP_ENTRY);
1269 6c414261 2021-03-30 stsp if (i == repo->pack_cache_size) {
1270 1510f469 2018-09-09 stsp err = got_pack_close(&repo->packs[i - 1]);
1272 1510f469 2018-09-09 stsp return err;
1273 1510f469 2018-09-09 stsp memmove(&repo->packs[1], &repo->packs[0],
1274 1510f469 2018-09-09 stsp sizeof(repo->packs) - sizeof(repo->packs[0]));
1278 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1280 1510f469 2018-09-09 stsp pack->path_packfile = strdup(path_packfile);
1281 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL) {
1282 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1283 1510f469 2018-09-09 stsp goto done;
1286 6d5a9006 2020-12-16 yzhong err = open_packfile(&pack->fd, repo, path_packfile, packidx);
1288 1510f469 2018-09-09 stsp goto done;
1290 ff563a3d 2019-05-23 stsp if (fstat(pack->fd, &sb) != 0) {
1291 ff563a3d 2019-05-23 stsp err = got_error_from_errno("fstat");
1292 1510f469 2018-09-09 stsp goto done;
1294 ff563a3d 2019-05-23 stsp pack->filesize = sb.st_size;
1296 90636195 2018-09-11 stsp pack->privsep_child = NULL;
1298 1510f469 2018-09-09 stsp #ifndef GOT_PACK_NO_MMAP
1299 1510f469 2018-09-09 stsp pack->map = mmap(NULL, pack->filesize, PROT_READ, MAP_PRIVATE,
1300 1510f469 2018-09-09 stsp pack->fd, 0);
1301 3a11398b 2019-02-21 stsp if (pack->map == MAP_FAILED) {
1302 3a11398b 2019-02-21 stsp if (errno != ENOMEM) {
1303 638f9024 2019-05-13 stsp err = got_error_from_errno("mmap");
1304 3a11398b 2019-02-21 stsp goto done;
1306 1510f469 2018-09-09 stsp pack->map = NULL; /* fall back to read(2) */
1310 1510f469 2018-09-09 stsp if (err) {
1311 1510f469 2018-09-09 stsp if (pack) {
1312 1510f469 2018-09-09 stsp free(pack->path_packfile);
1313 1510f469 2018-09-09 stsp memset(pack, 0, sizeof(*pack));
1315 1510f469 2018-09-09 stsp } else if (packp)
1316 1510f469 2018-09-09 stsp *packp = pack;
1317 1510f469 2018-09-09 stsp return err;
1320 1510f469 2018-09-09 stsp struct got_pack *
1321 1510f469 2018-09-09 stsp got_repo_get_cached_pack(struct got_repository *repo, const char *path_packfile)
1323 1510f469 2018-09-09 stsp struct got_pack *pack = NULL;
1326 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1327 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1328 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL)
1330 1510f469 2018-09-09 stsp if (strcmp(pack->path_packfile, path_packfile) == 0)
1331 1510f469 2018-09-09 stsp return pack;
1334 2c7829a4 2019-06-17 stsp return NULL;
1337 2c7829a4 2019-06-17 stsp const struct got_error *
1338 2c7829a4 2019-06-17 stsp got_repo_init(const char *repo_path)
1340 2c7829a4 2019-06-17 stsp const struct got_error *err = NULL;
1341 2c7829a4 2019-06-17 stsp const char *dirnames[] = {
1342 2c7829a4 2019-06-17 stsp GOT_OBJECTS_DIR,
1343 2c7829a4 2019-06-17 stsp GOT_OBJECTS_PACK_DIR,
1344 2c7829a4 2019-06-17 stsp GOT_REFS_DIR,
1346 2c7829a4 2019-06-17 stsp const char *description_str = "Unnamed repository; "
1347 2c7829a4 2019-06-17 stsp "edit this file 'description' to name the repository.";
1348 5d67f40d 2019-11-08 stsp const char *headref_str = "ref: refs/heads/main";
1349 2c7829a4 2019-06-17 stsp const char *gitconfig_str = "[core]\n"
1350 2c7829a4 2019-06-17 stsp "\trepositoryformatversion = 0\n"
1351 2c7829a4 2019-06-17 stsp "\tfilemode = true\n"
1352 2c7829a4 2019-06-17 stsp "\tbare = true\n";
1353 2c7829a4 2019-06-17 stsp char *path;
1356 2c7829a4 2019-06-17 stsp if (!got_path_dir_is_empty(repo_path))
1357 2c7829a4 2019-06-17 stsp return got_error(GOT_ERR_DIR_NOT_EMPTY);
1359 2c7829a4 2019-06-17 stsp for (i = 0; i < nitems(dirnames); i++) {
1360 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, dirnames[i]) == -1) {
1361 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1363 2c7829a4 2019-06-17 stsp err = got_path_mkdir(path);
1364 2c7829a4 2019-06-17 stsp free(path);
1366 2c7829a4 2019-06-17 stsp return err;
1369 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, "description") == -1)
1370 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1371 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, description_str);
1372 2c7829a4 2019-06-17 stsp free(path);
1374 2c7829a4 2019-06-17 stsp return err;
1376 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, GOT_HEAD_FILE) == -1)
1377 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1378 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, headref_str);
1379 2c7829a4 2019-06-17 stsp free(path);
1381 2c7829a4 2019-06-17 stsp return err;
1383 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, "config") == -1)
1384 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1385 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, gitconfig_str);
1386 2c7829a4 2019-06-17 stsp free(path);
1388 2c7829a4 2019-06-17 stsp return err;
1390 1510f469 2018-09-09 stsp return NULL;
1393 e09a504c 2019-06-28 stsp static const struct got_error *
1394 4277420a 2019-06-29 stsp match_packed_object(struct got_object_id **unique_id,
1395 dd88155e 2019-06-29 stsp struct got_repository *repo, const char *id_str_prefix, int obj_type)
1397 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1398 6d5a9006 2020-12-16 yzhong DIR *packdir = NULL;
1399 e09a504c 2019-06-28 stsp struct dirent *dent;
1400 e09a504c 2019-06-28 stsp char *path_packidx;
1401 dd88155e 2019-06-29 stsp struct got_object_id_queue matched_ids;
1402 6d5a9006 2020-12-16 yzhong int packdir_fd;
1404 dbdddfee 2021-06-23 naddy STAILQ_INIT(&matched_ids);
1406 6d5a9006 2020-12-16 yzhong packdir_fd = openat(got_repo_get_fd(repo),
1407 fc63f50d 2021-12-31 thomas GOT_OBJECTS_PACK_DIR, O_DIRECTORY | O_CLOEXEC);
1408 6d5a9006 2020-12-16 yzhong if (packdir_fd == -1) {
1409 48b4f239 2021-12-31 thomas if (errno != ENOENT) {
1410 48b4f239 2021-12-31 thomas err = got_error_from_errno2("openat",
1411 48b4f239 2021-12-31 thomas GOT_OBJECTS_PACK_DIR);
1413 6d5a9006 2020-12-16 yzhong goto done;
1416 6d5a9006 2020-12-16 yzhong packdir = fdopendir(packdir_fd);
1417 6d5a9006 2020-12-16 yzhong if (packdir == NULL) {
1418 6d5a9006 2020-12-16 yzhong err = got_error_from_errno("fdopendir");
1419 e09a504c 2019-06-28 stsp goto done;
1422 e09a504c 2019-06-28 stsp while ((dent = readdir(packdir)) != NULL) {
1423 e09a504c 2019-06-28 stsp struct got_packidx *packidx;
1424 dd88155e 2019-06-29 stsp struct got_object_qid *qid;
1426 dd038bc6 2021-09-21 thomas.ad if (!got_repo_is_packidx_filename(dent->d_name,
1427 dd038bc6 2021-09-21 thomas.ad strlen(dent->d_name)))
1430 6d5a9006 2020-12-16 yzhong if (asprintf(&path_packidx, "%s/%s", GOT_OBJECTS_PACK_DIR,
1431 e09a504c 2019-06-28 stsp dent->d_name) == -1) {
1432 6d5a9006 2020-12-16 yzhong err = got_error_from_errno("strdup");
1436 6d5a9006 2020-12-16 yzhong err = got_packidx_open(&packidx, got_repo_get_fd(repo),
1437 6d5a9006 2020-12-16 yzhong path_packidx, 0);
1438 e09a504c 2019-06-28 stsp free(path_packidx);
1442 dd88155e 2019-06-29 stsp err = got_packidx_match_id_str_prefix(&matched_ids,
1443 4277420a 2019-06-29 stsp packidx, id_str_prefix);
1444 4277420a 2019-06-29 stsp if (err) {
1445 4277420a 2019-06-29 stsp got_packidx_close(packidx);
1448 e09a504c 2019-06-28 stsp err = got_packidx_close(packidx);
1452 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &matched_ids, entry) {
1453 dd88155e 2019-06-29 stsp if (obj_type != GOT_OBJ_TYPE_ANY) {
1454 dd88155e 2019-06-29 stsp int matched_type;
1455 dd88155e 2019-06-29 stsp err = got_object_get_type(&matched_type, repo,
1458 dd88155e 2019-06-29 stsp goto done;
1459 dd88155e 2019-06-29 stsp if (matched_type != obj_type)
1462 4277420a 2019-06-29 stsp if (*unique_id == NULL) {
1463 dd88155e 2019-06-29 stsp *unique_id = got_object_id_dup(qid->id);
1464 dd88155e 2019-06-29 stsp if (*unique_id == NULL) {
1465 dd88155e 2019-06-29 stsp err = got_error_from_errno("malloc");
1466 dd88155e 2019-06-29 stsp goto done;
1469 1accf02b 2020-01-05 stsp if (got_object_id_cmp(*unique_id, qid->id) == 0)
1470 1accf02b 2020-01-05 stsp continue; /* packed multiple times */
1471 e09a504c 2019-06-28 stsp err = got_error(GOT_ERR_AMBIGUOUS_ID);
1472 561c3678 2019-07-02 stsp goto done;
1477 dd88155e 2019-06-29 stsp got_object_id_queue_free(&matched_ids);
1478 e09a504c 2019-06-28 stsp if (packdir && closedir(packdir) != 0 && err == NULL)
1479 e09a504c 2019-06-28 stsp err = got_error_from_errno("closedir");
1480 e09a504c 2019-06-28 stsp if (err) {
1481 e09a504c 2019-06-28 stsp free(*unique_id);
1482 e09a504c 2019-06-28 stsp *unique_id = NULL;
1484 e09a504c 2019-06-28 stsp return err;
1487 e09a504c 2019-06-28 stsp static const struct got_error *
1488 4277420a 2019-06-29 stsp match_loose_object(struct got_object_id **unique_id, const char *path_objects,
1489 dd88155e 2019-06-29 stsp const char *object_dir, const char *id_str_prefix, int obj_type,
1490 e09a504c 2019-06-28 stsp struct got_repository *repo)
1492 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1493 e09a504c 2019-06-28 stsp char *path;
1494 e09a504c 2019-06-28 stsp DIR *dir = NULL;
1495 e09a504c 2019-06-28 stsp struct dirent *dent;
1496 e09a504c 2019-06-28 stsp struct got_object_id id;
1498 e09a504c 2019-06-28 stsp if (asprintf(&path, "%s/%s", path_objects, object_dir) == -1) {
1499 e09a504c 2019-06-28 stsp err = got_error_from_errno("asprintf");
1500 e09a504c 2019-06-28 stsp goto done;
1503 e09a504c 2019-06-28 stsp dir = opendir(path);
1504 e09a504c 2019-06-28 stsp if (dir == NULL) {
1505 4277420a 2019-06-29 stsp if (errno == ENOENT) {
1506 4277420a 2019-06-29 stsp err = NULL;
1507 4277420a 2019-06-29 stsp goto done;
1509 e09a504c 2019-06-28 stsp err = got_error_from_errno2("opendir", path);
1510 e09a504c 2019-06-28 stsp goto done;
1512 e09a504c 2019-06-28 stsp while ((dent = readdir(dir)) != NULL) {
1513 e09a504c 2019-06-28 stsp char *id_str;
1516 e09a504c 2019-06-28 stsp if (strcmp(dent->d_name, ".") == 0 ||
1517 e09a504c 2019-06-28 stsp strcmp(dent->d_name, "..") == 0)
1520 e09a504c 2019-06-28 stsp if (asprintf(&id_str, "%s%s", object_dir, dent->d_name) == -1) {
1521 e09a504c 2019-06-28 stsp err = got_error_from_errno("asprintf");
1522 e09a504c 2019-06-28 stsp goto done;
1525 e09a504c 2019-06-28 stsp if (!got_parse_sha1_digest(id.sha1, id_str))
1529 52d1d0d9 2019-07-07 stsp * Directory entries do not necessarily appear in
1530 52d1d0d9 2019-07-07 stsp * sorted order, so we must iterate over all of them.
1532 5903ff6e 2019-06-29 stsp cmp = strncmp(id_str, id_str_prefix, strlen(id_str_prefix));
1533 52d1d0d9 2019-07-07 stsp if (cmp != 0) {
1534 e09a504c 2019-06-28 stsp free(id_str);
1538 e09a504c 2019-06-28 stsp if (*unique_id == NULL) {
1539 dd88155e 2019-06-29 stsp if (obj_type != GOT_OBJ_TYPE_ANY) {
1540 dd88155e 2019-06-29 stsp int matched_type;
1541 dd88155e 2019-06-29 stsp err = got_object_get_type(&matched_type, repo,
1544 dd88155e 2019-06-29 stsp goto done;
1545 dd88155e 2019-06-29 stsp if (matched_type != obj_type)
1548 e09a504c 2019-06-28 stsp *unique_id = got_object_id_dup(&id);
1549 e09a504c 2019-06-28 stsp if (*unique_id == NULL) {
1550 e09a504c 2019-06-28 stsp err = got_error_from_errno("got_object_id_dup");
1551 e09a504c 2019-06-28 stsp free(id_str);
1552 e09a504c 2019-06-28 stsp goto done;
1555 1accf02b 2020-01-05 stsp if (got_object_id_cmp(*unique_id, &id) == 0)
1556 1accf02b 2020-01-05 stsp continue; /* both packed and loose */
1557 e09a504c 2019-06-28 stsp err = got_error(GOT_ERR_AMBIGUOUS_ID);
1558 e09a504c 2019-06-28 stsp free(id_str);
1559 e09a504c 2019-06-28 stsp goto done;
1563 b2df341b 2019-06-29 stsp if (dir && closedir(dir) != 0 && err == NULL)
1564 b2df341b 2019-06-29 stsp err = got_error_from_errno("closedir");
1565 e09a504c 2019-06-28 stsp if (err) {
1566 e09a504c 2019-06-28 stsp free(*unique_id);
1567 e09a504c 2019-06-28 stsp *unique_id = NULL;
1569 e09a504c 2019-06-28 stsp free(path);
1570 e09a504c 2019-06-28 stsp return err;
1573 e09a504c 2019-06-28 stsp const struct got_error *
1574 4277420a 2019-06-29 stsp got_repo_match_object_id_prefix(struct got_object_id **id,
1575 dd88155e 2019-06-29 stsp const char *id_str_prefix, int obj_type, struct got_repository *repo)
1577 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1578 e09a504c 2019-06-28 stsp char *path_objects = got_repo_get_path_objects(repo);
1579 e09a504c 2019-06-28 stsp char *object_dir = NULL;
1580 e09a504c 2019-06-28 stsp size_t len;
1583 4277420a 2019-06-29 stsp *id = NULL;
1585 4277420a 2019-06-29 stsp for (i = 0; i < strlen(id_str_prefix); i++) {
1586 4277420a 2019-06-29 stsp if (isxdigit((unsigned char)id_str_prefix[i]))
1588 6dd1ece6 2019-11-10 stsp return got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1591 e09a504c 2019-06-28 stsp len = strlen(id_str_prefix);
1592 e09a504c 2019-06-28 stsp if (len >= 2) {
1593 dd88155e 2019-06-29 stsp err = match_packed_object(id, repo, id_str_prefix, obj_type);
1595 83c8b3b8 2019-06-29 stsp goto done;
1596 e09a504c 2019-06-28 stsp object_dir = strndup(id_str_prefix, 2);
1597 83c8b3b8 2019-06-29 stsp if (object_dir == NULL) {
1598 83c8b3b8 2019-06-29 stsp err = got_error_from_errno("strdup");
1599 83c8b3b8 2019-06-29 stsp goto done;
1601 4277420a 2019-06-29 stsp err = match_loose_object(id, path_objects, object_dir,
1602 dd88155e 2019-06-29 stsp id_str_prefix, obj_type, repo);
1603 e09a504c 2019-06-28 stsp } else if (len == 1) {
1605 e09a504c 2019-06-28 stsp for (i = 0; i < 0xf; i++) {
1606 e09a504c 2019-06-28 stsp if (asprintf(&object_dir, "%s%.1x", id_str_prefix, i)
1608 83c8b3b8 2019-06-29 stsp err = got_error_from_errno("asprintf");
1609 83c8b3b8 2019-06-29 stsp goto done;
1611 dd88155e 2019-06-29 stsp err = match_packed_object(id, repo, object_dir,
1612 dd88155e 2019-06-29 stsp obj_type);
1614 83c8b3b8 2019-06-29 stsp goto done;
1615 4277420a 2019-06-29 stsp err = match_loose_object(id, path_objects, object_dir,
1616 dd88155e 2019-06-29 stsp id_str_prefix, obj_type, repo);
1618 83c8b3b8 2019-06-29 stsp goto done;
1621 6dd1ece6 2019-11-10 stsp err = got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1622 83c8b3b8 2019-06-29 stsp goto done;
1625 e09a504c 2019-06-28 stsp free(object_dir);
1626 4277420a 2019-06-29 stsp if (err) {
1627 4277420a 2019-06-29 stsp free(*id);
1628 4277420a 2019-06-29 stsp *id = NULL;
1629 a3599220 2021-10-10 thomas } else if (*id == NULL) {
1630 a3599220 2021-10-10 thomas switch (obj_type) {
1631 a3599220 2021-10-10 thomas case GOT_OBJ_TYPE_BLOB:
1632 a3599220 2021-10-10 thomas err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1633 a3599220 2021-10-10 thomas GOT_OBJ_LABEL_BLOB, id_str_prefix);
1635 a3599220 2021-10-10 thomas case GOT_OBJ_TYPE_TREE:
1636 a3599220 2021-10-10 thomas err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1637 a3599220 2021-10-10 thomas GOT_OBJ_LABEL_TREE, id_str_prefix);
1639 a3599220 2021-10-10 thomas case GOT_OBJ_TYPE_COMMIT:
1640 a3599220 2021-10-10 thomas err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1641 a3599220 2021-10-10 thomas GOT_OBJ_LABEL_COMMIT, id_str_prefix);
1643 a3599220 2021-10-10 thomas case GOT_OBJ_TYPE_TAG:
1644 a3599220 2021-10-10 thomas err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1645 a3599220 2021-10-10 thomas GOT_OBJ_LABEL_TAG, id_str_prefix);
1647 a3599220 2021-10-10 thomas default:
1648 a3599220 2021-10-10 thomas err = got_error_path(id_str_prefix, GOT_ERR_NO_OBJ);
1653 303e2782 2019-08-09 stsp return err;
1656 303e2782 2019-08-09 stsp const struct got_error *
1657 71a27632 2020-01-15 stsp got_repo_match_object_id(struct got_object_id **id, char **label,
1658 84de9106 2020-12-26 stsp const char *id_str, int obj_type, struct got_reflist_head *refs,
1659 71a27632 2020-01-15 stsp struct got_repository *repo)
1661 71a27632 2020-01-15 stsp const struct got_error *err;
1662 71a27632 2020-01-15 stsp struct got_tag_object *tag;
1663 71a27632 2020-01-15 stsp struct got_reference *ref = NULL;
1665 71a27632 2020-01-15 stsp *id = NULL;
1666 71a27632 2020-01-15 stsp if (label)
1667 71a27632 2020-01-15 stsp *label = NULL;
1669 84de9106 2020-12-26 stsp if (refs) {
1670 f1165c79 2021-10-10 thomas err = got_repo_object_match_tag(&tag, id_str, obj_type,
1671 84de9106 2020-12-26 stsp refs, repo);
1672 71a27632 2020-01-15 stsp if (err == NULL) {
1673 71a27632 2020-01-15 stsp *id = got_object_id_dup(
1674 71a27632 2020-01-15 stsp got_object_tag_get_object_id(tag));
1675 71a27632 2020-01-15 stsp if (*id == NULL)
1676 71a27632 2020-01-15 stsp err = got_error_from_errno("got_object_id_dup");
1677 71a27632 2020-01-15 stsp else if (label && asprintf(label, "refs/tags/%s",
1678 71a27632 2020-01-15 stsp got_object_tag_get_name(tag)) == -1) {
1679 71a27632 2020-01-15 stsp err = got_error_from_errno("asprintf");
1680 71a27632 2020-01-15 stsp free(*id);
1681 71a27632 2020-01-15 stsp *id = NULL;
1683 71a27632 2020-01-15 stsp got_object_tag_close(tag);
1684 71a27632 2020-01-15 stsp return err;
1685 71a27632 2020-01-15 stsp } else if (err->code != GOT_ERR_OBJ_TYPE &&
1686 71a27632 2020-01-15 stsp err->code != GOT_ERR_NO_OBJ)
1687 71a27632 2020-01-15 stsp return err;
1690 71a27632 2020-01-15 stsp err = got_repo_match_object_id_prefix(id, id_str, obj_type, repo);
1691 71a27632 2020-01-15 stsp if (err) {
1692 71a27632 2020-01-15 stsp if (err->code != GOT_ERR_BAD_OBJ_ID_STR)
1693 71a27632 2020-01-15 stsp return err;
1694 71a27632 2020-01-15 stsp err = got_ref_open(&ref, repo, id_str, 0);
1695 71a27632 2020-01-15 stsp if (err != NULL)
1696 71a27632 2020-01-15 stsp goto done;
1697 71a27632 2020-01-15 stsp if (label) {
1698 71a27632 2020-01-15 stsp *label = strdup(got_ref_get_name(ref));
1699 71a27632 2020-01-15 stsp if (*label == NULL) {
1700 71a27632 2020-01-15 stsp err = got_error_from_errno("strdup");
1701 71a27632 2020-01-15 stsp goto done;
1704 71a27632 2020-01-15 stsp err = got_ref_resolve(id, repo, ref);
1705 71a27632 2020-01-15 stsp } else if (label) {
1706 71a27632 2020-01-15 stsp err = got_object_id_str(label, *id);
1707 71a27632 2020-01-15 stsp if (*label == NULL) {
1708 71a27632 2020-01-15 stsp err = got_error_from_errno("strdup");
1709 71a27632 2020-01-15 stsp goto done;
1714 71a27632 2020-01-15 stsp got_ref_close(ref);
1715 71a27632 2020-01-15 stsp return err;
1718 71a27632 2020-01-15 stsp const struct got_error *
1719 303e2782 2019-08-09 stsp got_repo_object_match_tag(struct got_tag_object **tag, const char *name,
1720 84de9106 2020-12-26 stsp int obj_type, struct got_reflist_head *refs, struct got_repository *repo)
1722 84de9106 2020-12-26 stsp const struct got_error *err = NULL;
1723 303e2782 2019-08-09 stsp struct got_reflist_entry *re;
1724 303e2782 2019-08-09 stsp struct got_object_id *tag_id;
1725 785d65a4 2020-12-05 stsp int name_is_absolute = (strncmp(name, "refs/", 5) == 0);
1727 303e2782 2019-08-09 stsp *tag = NULL;
1729 d9dff0e5 2020-12-26 stsp TAILQ_FOREACH(re, refs, entry) {
1730 303e2782 2019-08-09 stsp const char *refname;
1731 303e2782 2019-08-09 stsp refname = got_ref_get_name(re->ref);
1732 29606af7 2019-08-23 stsp if (got_ref_is_symbolic(re->ref))
1734 84de9106 2020-12-26 stsp if (strncmp(refname, "refs/tags/", 10) != 0)
1736 785d65a4 2020-12-05 stsp if (!name_is_absolute)
1737 785d65a4 2020-12-05 stsp refname += strlen("refs/tags/");
1738 303e2782 2019-08-09 stsp if (strcmp(refname, name) != 0)
1740 303e2782 2019-08-09 stsp err = got_ref_resolve(&tag_id, repo, re->ref);
1743 303e2782 2019-08-09 stsp err = got_object_open_as_tag(tag, repo, tag_id);
1744 303e2782 2019-08-09 stsp free(tag_id);
1747 d24820bf 2019-08-11 stsp if (obj_type == GOT_OBJ_TYPE_ANY ||
1748 d24820bf 2019-08-11 stsp got_object_tag_get_object_type(*tag) == obj_type)
1750 303e2782 2019-08-09 stsp got_object_tag_close(*tag);
1751 303e2782 2019-08-09 stsp *tag = NULL;
1754 303e2782 2019-08-09 stsp if (err == NULL && *tag == NULL)
1755 a3599220 2021-10-10 thomas err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1756 a3599220 2021-10-10 thomas GOT_OBJ_LABEL_TAG, name);
1757 e09a504c 2019-06-28 stsp return err;
1760 3ce1b845 2019-07-15 stsp static const struct got_error *
1761 3ce1b845 2019-07-15 stsp alloc_added_blob_tree_entry(struct got_tree_entry **new_te,
1762 3ce1b845 2019-07-15 stsp const char *name, mode_t mode, struct got_object_id *blob_id)
1764 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1766 3ce1b845 2019-07-15 stsp *new_te = NULL;
1768 3ce1b845 2019-07-15 stsp *new_te = calloc(1, sizeof(**new_te));
1769 3ce1b845 2019-07-15 stsp if (*new_te == NULL)
1770 3ce1b845 2019-07-15 stsp return got_error_from_errno("calloc");
1772 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, name, sizeof((*new_te)->name)) >=
1773 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
1774 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
1775 3ce1b845 2019-07-15 stsp goto done;
1778 e8863bdc 2020-07-23 stsp if (S_ISLNK(mode)) {
1779 e8863bdc 2020-07-23 stsp (*new_te)->mode = S_IFLNK;
1781 e8863bdc 2020-07-23 stsp (*new_te)->mode = S_IFREG;
1782 e8863bdc 2020-07-23 stsp (*new_te)->mode |= (mode & (S_IRWXU | S_IRWXG | S_IRWXO));
1784 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, blob_id, sizeof((*new_te)->id));
1786 3ce1b845 2019-07-15 stsp if (err && *new_te) {
1787 56e0773d 2019-11-28 stsp free(*new_te);
1788 3ce1b845 2019-07-15 stsp *new_te = NULL;
1790 3ce1b845 2019-07-15 stsp return err;
1793 3ce1b845 2019-07-15 stsp static const struct got_error *
1794 3ce1b845 2019-07-15 stsp import_file(struct got_tree_entry **new_te, struct dirent *de,
1795 3ce1b845 2019-07-15 stsp const char *path, struct got_repository *repo)
1797 3ce1b845 2019-07-15 stsp const struct got_error *err;
1798 3ce1b845 2019-07-15 stsp struct got_object_id *blob_id = NULL;
1799 3ce1b845 2019-07-15 stsp char *filepath;
1800 3ce1b845 2019-07-15 stsp struct stat sb;
1802 3ce1b845 2019-07-15 stsp if (asprintf(&filepath, "%s%s%s", path,
1803 3ce1b845 2019-07-15 stsp path[0] == '\0' ? "" : "/", de->d_name) == -1)
1804 3ce1b845 2019-07-15 stsp return got_error_from_errno("asprintf");
1806 3ce1b845 2019-07-15 stsp if (lstat(filepath, &sb) != 0) {
1807 3ce1b845 2019-07-15 stsp err = got_error_from_errno2("lstat", path);
1808 3ce1b845 2019-07-15 stsp goto done;
1811 3ce1b845 2019-07-15 stsp err = got_object_blob_create(&blob_id, filepath, repo);
1813 3ce1b845 2019-07-15 stsp goto done;
1815 3ce1b845 2019-07-15 stsp err = alloc_added_blob_tree_entry(new_te, de->d_name, sb.st_mode,
1818 3ce1b845 2019-07-15 stsp free(filepath);
1820 3ce1b845 2019-07-15 stsp free(blob_id);
1821 3ce1b845 2019-07-15 stsp return err;
1824 3ce1b845 2019-07-15 stsp static const struct got_error *
1825 3ce1b845 2019-07-15 stsp insert_tree_entry(struct got_tree_entry *new_te,
1826 3ce1b845 2019-07-15 stsp struct got_pathlist_head *paths)
1828 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1829 3ce1b845 2019-07-15 stsp struct got_pathlist_entry *new_pe;
1831 3ce1b845 2019-07-15 stsp err = got_pathlist_insert(&new_pe, paths, new_te->name, new_te);
1833 3ce1b845 2019-07-15 stsp return err;
1834 3ce1b845 2019-07-15 stsp if (new_pe == NULL)
1835 3ce1b845 2019-07-15 stsp return got_error(GOT_ERR_TREE_DUP_ENTRY);
1836 3ce1b845 2019-07-15 stsp return NULL;
1839 3ce1b845 2019-07-15 stsp static const struct got_error *write_tree(struct got_object_id **,
1840 3ce1b845 2019-07-15 stsp const char *, struct got_pathlist_head *, struct got_repository *,
1841 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg);
1843 3ce1b845 2019-07-15 stsp static const struct got_error *
1844 3ce1b845 2019-07-15 stsp import_subdir(struct got_tree_entry **new_te, struct dirent *de,
1845 3ce1b845 2019-07-15 stsp const char *path, struct got_pathlist_head *ignores,
1846 3ce1b845 2019-07-15 stsp struct got_repository *repo,
1847 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg)
1849 3ce1b845 2019-07-15 stsp const struct got_error *err;
1850 56e0773d 2019-11-28 stsp struct got_object_id *id = NULL;
1851 3ce1b845 2019-07-15 stsp char *subdirpath;
1853 3ce1b845 2019-07-15 stsp if (asprintf(&subdirpath, "%s%s%s", path,
1854 3ce1b845 2019-07-15 stsp path[0] == '\0' ? "" : "/", de->d_name) == -1)
1855 3ce1b845 2019-07-15 stsp return got_error_from_errno("asprintf");
1857 3ce1b845 2019-07-15 stsp (*new_te) = calloc(1, sizeof(**new_te));
1858 d6fca0ba 2019-09-15 hiltjo if (*new_te == NULL)
1859 d6fca0ba 2019-09-15 hiltjo return got_error_from_errno("calloc");
1860 3ce1b845 2019-07-15 stsp (*new_te)->mode = S_IFDIR;
1861 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, de->d_name, sizeof((*new_te)->name)) >=
1862 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
1863 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
1864 3ce1b845 2019-07-15 stsp goto done;
1866 56e0773d 2019-11-28 stsp err = write_tree(&id, subdirpath, ignores, repo,
1867 3ce1b845 2019-07-15 stsp progress_cb, progress_arg);
1869 56e0773d 2019-11-28 stsp goto done;
1870 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, id, sizeof((*new_te)->id));
1874 3ce1b845 2019-07-15 stsp free(subdirpath);
1875 3ce1b845 2019-07-15 stsp if (err) {
1876 56e0773d 2019-11-28 stsp free(*new_te);
1877 3ce1b845 2019-07-15 stsp *new_te = NULL;
1879 3ce1b845 2019-07-15 stsp return err;
1882 3ce1b845 2019-07-15 stsp static const struct got_error *
1883 3ce1b845 2019-07-15 stsp write_tree(struct got_object_id **new_tree_id, const char *path_dir,
1884 3ce1b845 2019-07-15 stsp struct got_pathlist_head *ignores, struct got_repository *repo,
1885 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg)
1887 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1889 3ce1b845 2019-07-15 stsp struct dirent *de;
1890 56e0773d 2019-11-28 stsp int nentries;
1891 3ce1b845 2019-07-15 stsp struct got_tree_entry *new_te = NULL;
1892 3ce1b845 2019-07-15 stsp struct got_pathlist_head paths;
1893 3ce1b845 2019-07-15 stsp struct got_pathlist_entry *pe;
1895 3ce1b845 2019-07-15 stsp *new_tree_id = NULL;
1897 3ce1b845 2019-07-15 stsp TAILQ_INIT(&paths);
1899 3ce1b845 2019-07-15 stsp dir = opendir(path_dir);
1900 3ce1b845 2019-07-15 stsp if (dir == NULL) {
1901 3ce1b845 2019-07-15 stsp err = got_error_from_errno2("opendir", path_dir);
1902 3ce1b845 2019-07-15 stsp goto done;
1905 56e0773d 2019-11-28 stsp nentries = 0;
1906 3ce1b845 2019-07-15 stsp while ((de = readdir(dir)) != NULL) {
1907 3ce1b845 2019-07-15 stsp int ignore = 0;
1910 3ce1b845 2019-07-15 stsp if (strcmp(de->d_name, ".") == 0 ||
1911 3ce1b845 2019-07-15 stsp strcmp(de->d_name, "..") == 0)
1914 3ce1b845 2019-07-15 stsp TAILQ_FOREACH(pe, ignores, entry) {
1915 3ce1b845 2019-07-15 stsp if (fnmatch(pe->path, de->d_name, 0) == 0) {
1916 3ce1b845 2019-07-15 stsp ignore = 1;
1920 3ce1b845 2019-07-15 stsp if (ignore)
1923 20ccae39 2020-07-21 stsp err = got_path_dirent_type(&type, path_dir, de);
1925 20ccae39 2020-07-21 stsp goto done;
1927 20ccae39 2020-07-21 stsp if (type == DT_DIR) {
1928 3ce1b845 2019-07-15 stsp err = import_subdir(&new_te, de, path_dir,
1929 3ce1b845 2019-07-15 stsp ignores, repo, progress_cb, progress_arg);
1930 db1d3576 2019-10-04 stsp if (err) {
1931 db1d3576 2019-10-04 stsp if (err->code != GOT_ERR_NO_TREE_ENTRY)
1932 db1d3576 2019-10-04 stsp goto done;
1933 db1d3576 2019-10-04 stsp err = NULL;
1936 e8863bdc 2020-07-23 stsp } else if (type == DT_REG || type == DT_LNK) {
1937 3ce1b845 2019-07-15 stsp err = import_file(&new_te, de, path_dir, repo);
1939 3ce1b845 2019-07-15 stsp goto done;
1943 3ce1b845 2019-07-15 stsp err = insert_tree_entry(new_te, &paths);
1945 3ce1b845 2019-07-15 stsp goto done;
1946 56e0773d 2019-11-28 stsp nentries++;
1949 db1d3576 2019-10-04 stsp if (TAILQ_EMPTY(&paths)) {
1950 b66cd6f3 2020-07-31 stsp err = got_error_msg(GOT_ERR_NO_TREE_ENTRY,
1951 b66cd6f3 2020-07-31 stsp "cannot create tree without any entries");
1952 db1d3576 2019-10-04 stsp goto done;
1955 3ce1b845 2019-07-15 stsp TAILQ_FOREACH(pe, &paths, entry) {
1956 3ce1b845 2019-07-15 stsp struct got_tree_entry *te = pe->data;
1957 3ce1b845 2019-07-15 stsp char *path;
1958 e8863bdc 2020-07-23 stsp if (!S_ISREG(te->mode) && !S_ISLNK(te->mode))
1960 3ce1b845 2019-07-15 stsp if (asprintf(&path, "%s/%s", path_dir, pe->path) == -1) {
1961 3ce1b845 2019-07-15 stsp err = got_error_from_errno("asprintf");
1962 3ce1b845 2019-07-15 stsp goto done;
1964 3ce1b845 2019-07-15 stsp err = (*progress_cb)(progress_arg, path);
1965 3ce1b845 2019-07-15 stsp free(path);
1967 3ce1b845 2019-07-15 stsp goto done;
1970 56e0773d 2019-11-28 stsp err = got_object_tree_create(new_tree_id, &paths, nentries, repo);
1973 3ce1b845 2019-07-15 stsp closedir(dir);
1974 3ce1b845 2019-07-15 stsp got_pathlist_free(&paths);
1975 3ce1b845 2019-07-15 stsp return err;
1978 3ce1b845 2019-07-15 stsp const struct got_error *
1979 3ce1b845 2019-07-15 stsp got_repo_import(struct got_object_id **new_commit_id, const char *path_dir,
1980 3ce1b845 2019-07-15 stsp const char *logmsg, const char *author, struct got_pathlist_head *ignores,
1981 3ce1b845 2019-07-15 stsp struct got_repository *repo, got_repo_import_cb progress_cb,
1982 3ce1b845 2019-07-15 stsp void *progress_arg)
1984 3ce1b845 2019-07-15 stsp const struct got_error *err;
1985 3ce1b845 2019-07-15 stsp struct got_object_id *new_tree_id;
1987 3ce1b845 2019-07-15 stsp err = write_tree(&new_tree_id, path_dir, ignores, repo,
1988 3ce1b845 2019-07-15 stsp progress_cb, progress_arg);
1990 3ce1b845 2019-07-15 stsp return err;
1992 3ce1b845 2019-07-15 stsp err = got_object_commit_create(new_commit_id, new_tree_id, NULL, 0,
1993 3ce1b845 2019-07-15 stsp author, time(NULL), author, time(NULL), logmsg, repo);
1994 3ce1b845 2019-07-15 stsp free(new_tree_id);
1995 20662ea0 2021-04-10 stsp return err;
1998 20662ea0 2021-04-10 stsp const struct got_error *
1999 20662ea0 2021-04-10 stsp got_repo_get_loose_object_info(int *nobjects, off_t *ondisk_size,
2000 20662ea0 2021-04-10 stsp struct got_repository *repo)
2002 20662ea0 2021-04-10 stsp const struct got_error *err = NULL;
2003 20662ea0 2021-04-10 stsp char *path_objects = NULL, *path = NULL;
2004 20662ea0 2021-04-10 stsp DIR *dir = NULL;
2005 20662ea0 2021-04-10 stsp struct got_object_id id;
2008 20662ea0 2021-04-10 stsp *nobjects = 0;
2009 20662ea0 2021-04-10 stsp *ondisk_size = 0;
2011 20662ea0 2021-04-10 stsp path_objects = got_repo_get_path_objects(repo);
2012 20662ea0 2021-04-10 stsp if (path_objects == NULL)
2013 20662ea0 2021-04-10 stsp return got_error_from_errno("got_repo_get_path_objects");
2015 20662ea0 2021-04-10 stsp for (i = 0; i <= 0xff; i++) {
2016 20662ea0 2021-04-10 stsp struct dirent *dent;
2018 20662ea0 2021-04-10 stsp if (asprintf(&path, "%s/%.2x", path_objects, i) == -1) {
2019 20662ea0 2021-04-10 stsp err = got_error_from_errno("asprintf");
2023 20662ea0 2021-04-10 stsp dir = opendir(path);
2024 20662ea0 2021-04-10 stsp if (dir == NULL) {
2025 20662ea0 2021-04-10 stsp if (errno == ENOENT) {
2026 20662ea0 2021-04-10 stsp err = NULL;
2029 20662ea0 2021-04-10 stsp err = got_error_from_errno2("opendir", path);
2033 20662ea0 2021-04-10 stsp while ((dent = readdir(dir)) != NULL) {
2034 20662ea0 2021-04-10 stsp char *id_str;
2036 20662ea0 2021-04-10 stsp struct stat sb;
2038 20662ea0 2021-04-10 stsp if (strcmp(dent->d_name, ".") == 0 ||
2039 20662ea0 2021-04-10 stsp strcmp(dent->d_name, "..") == 0)
2042 20662ea0 2021-04-10 stsp if (asprintf(&id_str, "%.2x%s", i, dent->d_name) == -1) {
2043 20662ea0 2021-04-10 stsp err = got_error_from_errno("asprintf");
2044 20662ea0 2021-04-10 stsp goto done;
2047 20662ea0 2021-04-10 stsp if (!got_parse_sha1_digest(id.sha1, id_str)) {
2048 20662ea0 2021-04-10 stsp free(id_str);
2051 20662ea0 2021-04-10 stsp free(id_str);
2053 20662ea0 2021-04-10 stsp err = got_object_open_loose_fd(&fd, &id, repo);
2055 20662ea0 2021-04-10 stsp goto done;
2057 20662ea0 2021-04-10 stsp if (fstat(fd, &sb) == -1) {
2058 20662ea0 2021-04-10 stsp err = got_error_from_errno("fstat");
2059 20662ea0 2021-04-10 stsp close(fd);
2060 20662ea0 2021-04-10 stsp goto done;
2062 20662ea0 2021-04-10 stsp (*nobjects)++;
2063 20662ea0 2021-04-10 stsp (*ondisk_size) += sb.st_size;
2065 20662ea0 2021-04-10 stsp if (close(fd) == -1) {
2066 20662ea0 2021-04-10 stsp err = got_error_from_errno("close");
2067 20662ea0 2021-04-10 stsp goto done;
2071 20662ea0 2021-04-10 stsp if (closedir(dir) != 0) {
2072 20662ea0 2021-04-10 stsp err = got_error_from_errno("closedir");
2073 20662ea0 2021-04-10 stsp goto done;
2075 20662ea0 2021-04-10 stsp dir = NULL;
2077 20662ea0 2021-04-10 stsp free(path);
2078 20662ea0 2021-04-10 stsp path = NULL;
2081 20662ea0 2021-04-10 stsp if (dir && closedir(dir) != 0 && err == NULL)
2082 20662ea0 2021-04-10 stsp err = got_error_from_errno("closedir");
2084 20662ea0 2021-04-10 stsp if (err) {
2085 20662ea0 2021-04-10 stsp *nobjects = 0;
2086 20662ea0 2021-04-10 stsp *ondisk_size = 0;
2088 20662ea0 2021-04-10 stsp free(path_objects);
2089 20662ea0 2021-04-10 stsp free(path);
2090 3ce1b845 2019-07-15 stsp return err;
2093 20662ea0 2021-04-10 stsp const struct got_error *
2094 20662ea0 2021-04-10 stsp got_repo_get_packfile_info(int *npackfiles, int *nobjects,
2095 20662ea0 2021-04-10 stsp off_t *total_packsize, struct got_repository *repo)
2097 0c9eeee2 2021-06-05 stsp const struct got_error *err = NULL;
2098 20662ea0 2021-04-10 stsp DIR *packdir = NULL;
2099 20662ea0 2021-04-10 stsp struct dirent *dent;
2100 20662ea0 2021-04-10 stsp struct got_packidx *packidx = NULL;
2101 20662ea0 2021-04-10 stsp char *path_packidx;
2102 20662ea0 2021-04-10 stsp char *path_packfile;
2103 20662ea0 2021-04-10 stsp int packdir_fd;
2104 20662ea0 2021-04-10 stsp struct stat sb;
2106 20662ea0 2021-04-10 stsp *npackfiles = 0;
2107 20662ea0 2021-04-10 stsp *nobjects = 0;
2108 20662ea0 2021-04-10 stsp *total_packsize = 0;
2110 20662ea0 2021-04-10 stsp packdir_fd = openat(got_repo_get_fd(repo),
2111 20662ea0 2021-04-10 stsp GOT_OBJECTS_PACK_DIR, O_DIRECTORY);
2112 20662ea0 2021-04-10 stsp if (packdir_fd == -1) {
2113 20662ea0 2021-04-10 stsp return got_error_from_errno_fmt("openat: %s/%s",
2114 20662ea0 2021-04-10 stsp got_repo_get_path_git_dir(repo),
2115 20662ea0 2021-04-10 stsp GOT_OBJECTS_PACK_DIR);
2118 20662ea0 2021-04-10 stsp packdir = fdopendir(packdir_fd);
2119 20662ea0 2021-04-10 stsp if (packdir == NULL) {
2120 20662ea0 2021-04-10 stsp err = got_error_from_errno("fdopendir");
2121 20662ea0 2021-04-10 stsp goto done;
2124 20662ea0 2021-04-10 stsp while ((dent = readdir(packdir)) != NULL) {
2125 dd038bc6 2021-09-21 thomas.ad if (!got_repo_is_packidx_filename(dent->d_name,
2126 dd038bc6 2021-09-21 thomas.ad strlen(dent->d_name)))
2129 20662ea0 2021-04-10 stsp if (asprintf(&path_packidx, "%s/%s", GOT_OBJECTS_PACK_DIR,
2130 20662ea0 2021-04-10 stsp dent->d_name) == -1) {
2131 20662ea0 2021-04-10 stsp err = got_error_from_errno("asprintf");
2132 20662ea0 2021-04-10 stsp goto done;
2135 20662ea0 2021-04-10 stsp err = got_packidx_open(&packidx, got_repo_get_fd(repo),
2136 20662ea0 2021-04-10 stsp path_packidx, 0);
2137 20662ea0 2021-04-10 stsp free(path_packidx);
2139 20662ea0 2021-04-10 stsp goto done;
2141 20662ea0 2021-04-10 stsp if (fstat(packidx->fd, &sb) == -1)
2142 20662ea0 2021-04-10 stsp goto done;
2143 20662ea0 2021-04-10 stsp *total_packsize += sb.st_size;
2145 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
2146 aea75d87 2021-07-06 stsp packidx->path_packidx);
2148 20662ea0 2021-04-10 stsp goto done;
2150 20662ea0 2021-04-10 stsp if (fstatat(got_repo_get_fd(repo), path_packfile, &sb,
2151 20662ea0 2021-04-10 stsp 0) == -1) {
2152 20662ea0 2021-04-10 stsp free(path_packfile);
2153 20662ea0 2021-04-10 stsp goto done;
2155 20662ea0 2021-04-10 stsp free(path_packfile);
2156 20662ea0 2021-04-10 stsp *total_packsize += sb.st_size;
2158 20662ea0 2021-04-10 stsp *nobjects += be32toh(packidx->hdr.fanout_table[0xff]);
2160 20662ea0 2021-04-10 stsp (*npackfiles)++;
2162 20662ea0 2021-04-10 stsp got_packidx_close(packidx);
2163 20662ea0 2021-04-10 stsp packidx = NULL;
2166 20662ea0 2021-04-10 stsp if (packidx)
2167 20662ea0 2021-04-10 stsp got_packidx_close(packidx);
2168 20662ea0 2021-04-10 stsp if (packdir && closedir(packdir) != 0 && err == NULL)
2169 20662ea0 2021-04-10 stsp err = got_error_from_errno("closedir");
2170 20662ea0 2021-04-10 stsp if (err) {
2171 20662ea0 2021-04-10 stsp *npackfiles = 0;
2172 20662ea0 2021-04-10 stsp *nobjects = 0;
2173 20662ea0 2021-04-10 stsp *total_packsize = 0;
2175 20662ea0 2021-04-10 stsp return err;
2178 0be8fa4c 2021-10-15 thomas RB_GENERATE(got_packidx_bloom_filter_tree, got_packidx_bloom_filter, entry,
2179 0be8fa4c 2021-10-15 thomas got_packidx_bloom_filter_cmp);
