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 79b11c62 2018-03-09 stsp #include <sys/queue.h>
19 f8b19efd 2021-10-13 stsp #include <sys/tree.h>
20 ad242220 2018-09-08 stsp #include <sys/uio.h>
21 aba9c984 2019-09-08 stsp #include <sys/socket.h>
22 deeca238 2018-03-12 stsp #include <sys/stat.h>
23 1510f469 2018-09-09 stsp #include <sys/mman.h>
24 6c414261 2021-03-30 stsp #include <sys/resource.h>
26 e09a504c 2019-06-28 stsp #include <ctype.h>
27 78fb0967 2020-09-09 naddy #include <endian.h>
28 1510f469 2018-09-09 stsp #include <fcntl.h>
29 3ce1b845 2019-07-15 stsp #include <fnmatch.h>
30 4027f31a 2017-11-04 stsp #include <limits.h>
31 1510f469 2018-09-09 stsp #include <dirent.h>
32 4027f31a 2017-11-04 stsp #include <stdlib.h>
33 4027f31a 2017-11-04 stsp #include <stdio.h>
34 4027f31a 2017-11-04 stsp #include <sha1.h>
35 4027f31a 2017-11-04 stsp #include <string.h>
36 303e14b5 2019-09-23 stsp #include <time.h>
37 81a12da5 2020-09-09 naddy #include <unistd.h>
38 79b11c62 2018-03-09 stsp #include <zlib.h>
39 85f51bba 2018-07-16 stsp #include <errno.h>
40 85f51bba 2018-07-16 stsp #include <libgen.h>
41 ad242220 2018-09-08 stsp #include <stdint.h>
42 ad242220 2018-09-08 stsp #include <imsg.h>
43 c442a90d 2019-03-10 stsp #include <uuid.h>
45 b343c297 2021-10-11 stsp #include "bloom.h"
47 4027f31a 2017-11-04 stsp #include "got_error.h"
48 5261c201 2018-04-01 stsp #include "got_reference.h"
49 4027f31a 2017-11-04 stsp #include "got_repository.h"
50 1dd54920 2019-05-11 stsp #include "got_path.h"
51 e6209546 2019-08-22 stsp #include "got_cancel.h"
52 7bb0daa1 2018-06-21 stsp #include "got_object.h"
53 57160834 2022-05-31 stsp #include "got_opentemp.h"
55 718b3ab0 2018-03-17 stsp #include "got_lib_delta.h"
56 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
57 718b3ab0 2018-03-17 stsp #include "got_lib_object.h"
58 3ce1b845 2019-07-15 stsp #include "got_lib_object_parse.h"
59 3ce1b845 2019-07-15 stsp #include "got_lib_object_create.h"
60 718b3ab0 2018-03-17 stsp #include "got_lib_pack.h"
61 876c234b 2018-09-10 stsp #include "got_lib_privsep.h"
62 e09a504c 2019-06-28 stsp #include "got_lib_sha1.h"
63 6bef87be 2018-09-11 stsp #include "got_lib_object_cache.h"
64 6bef87be 2018-09-11 stsp #include "got_lib_repository.h"
65 50b0790e 2020-09-11 stsp #include "got_lib_gotconfig.h"
67 79b11c62 2018-03-09 stsp #ifndef nitems
68 79b11c62 2018-03-09 stsp #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
71 f8b19efd 2021-10-13 stsp RB_PROTOTYPE(got_packidx_bloom_filter_tree, got_packidx_bloom_filter, entry,
72 f8b19efd 2021-10-13 stsp got_packidx_bloom_filter_cmp);
74 7839bc15 2019-01-06 stsp const char *
75 86c3caaf 2018-03-09 stsp got_repo_get_path(struct got_repository *repo)
77 7839bc15 2019-01-06 stsp return repo->path;
80 6e9da951 2019-01-06 stsp const char *
81 11995603 2017-11-05 stsp got_repo_get_path_git_dir(struct got_repository *repo)
83 6e9da951 2019-01-06 stsp return repo->path_git_dir;
87 6d5a9006 2020-12-16 yzhong got_repo_get_fd(struct got_repository *repo)
89 6d5a9006 2020-12-16 yzhong return repo->gitdir_fd;
92 aba9c984 2019-09-08 stsp const char *
93 aba9c984 2019-09-08 stsp got_repo_get_gitconfig_author_name(struct got_repository *repo)
95 aba9c984 2019-09-08 stsp return repo->gitconfig_author_name;
98 aba9c984 2019-09-08 stsp const char *
99 aba9c984 2019-09-08 stsp got_repo_get_gitconfig_author_email(struct got_repository *repo)
101 aba9c984 2019-09-08 stsp return repo->gitconfig_author_email;
104 c9956ddf 2019-09-08 stsp const char *
105 c9956ddf 2019-09-08 stsp got_repo_get_global_gitconfig_author_name(struct got_repository *repo)
107 c9956ddf 2019-09-08 stsp return repo->global_gitconfig_author_name;
110 c9956ddf 2019-09-08 stsp const char *
111 c9956ddf 2019-09-08 stsp got_repo_get_global_gitconfig_author_email(struct got_repository *repo)
113 c9956ddf 2019-09-08 stsp return repo->global_gitconfig_author_email;
116 9a1cc63f 2020-02-03 stsp const char *
117 9a1cc63f 2020-02-03 stsp got_repo_get_gitconfig_owner(struct got_repository *repo)
119 9a1cc63f 2020-02-03 stsp return repo->gitconfig_owner;
123 9188bd78 2021-07-03 stsp got_repo_get_gitconfig_extensions(char ***extensions, int *nextensions,
124 9188bd78 2021-07-03 stsp struct got_repository *repo)
126 9188bd78 2021-07-03 stsp *extensions = repo->extensions;
127 9188bd78 2021-07-03 stsp *nextensions = repo->nextensions;
131 04ca23f4 2018-07-16 stsp got_repo_is_bare(struct got_repository *repo)
133 04ca23f4 2018-07-16 stsp return (strcmp(repo->path, repo->path_git_dir) == 0);
136 4027f31a 2017-11-04 stsp static char *
137 4027f31a 2017-11-04 stsp get_path_git_child(struct got_repository *repo, const char *basename)
139 4027f31a 2017-11-04 stsp char *path_child;
141 4986b9d5 2018-03-12 stsp if (asprintf(&path_child, "%s/%s", repo->path_git_dir,
142 4027f31a 2017-11-04 stsp basename) == -1)
143 4027f31a 2017-11-04 stsp return NULL;
145 4027f31a 2017-11-04 stsp return path_child;
149 11995603 2017-11-05 stsp got_repo_get_path_objects(struct got_repository *repo)
151 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_OBJECTS_DIR);
155 a1fd68d8 2018-01-12 stsp got_repo_get_path_objects_pack(struct got_repository *repo)
157 a1fd68d8 2018-01-12 stsp return get_path_git_child(repo, GOT_OBJECTS_PACK_DIR);
161 11995603 2017-11-05 stsp got_repo_get_path_refs(struct got_repository *repo)
163 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_REFS_DIR);
167 fb79db15 2019-02-01 stsp got_repo_get_path_packed_refs(struct got_repository *repo)
169 fb79db15 2019-02-01 stsp return get_path_git_child(repo, GOT_PACKED_REFS_FILE);
172 4027f31a 2017-11-04 stsp static char *
173 4027f31a 2017-11-04 stsp get_path_head(struct got_repository *repo)
175 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_HEAD_FILE);
179 b46f3e71 2020-03-18 stsp got_repo_get_path_gitconfig(struct got_repository *repo)
181 b46f3e71 2020-03-18 stsp return get_path_git_child(repo, GOT_GITCONFIG);
185 257add31 2020-09-09 stsp got_repo_get_path_gotconfig(struct got_repository *repo)
187 50b0790e 2020-09-11 stsp return get_path_git_child(repo, GOT_GOTCONFIG_FILENAME);
190 50b0790e 2020-09-11 stsp const struct got_gotconfig *
191 50b0790e 2020-09-11 stsp got_repo_get_gotconfig(struct got_repository *repo)
193 50b0790e 2020-09-11 stsp return repo->gotconfig;
197 50b0790e 2020-09-11 stsp got_repo_get_gitconfig_remotes(int *nremotes,
198 50b0790e 2020-09-11 stsp const struct got_remote_repo **remotes, struct got_repository *repo)
200 50b0790e 2020-09-11 stsp *nremotes = repo->ngitconfig_remotes;
201 50b0790e 2020-09-11 stsp *remotes = repo->gitconfig_remotes;
205 4027f31a 2017-11-04 stsp is_git_repo(struct got_repository *repo)
207 6e9da951 2019-01-06 stsp const char *path_git = got_repo_get_path_git_dir(repo);
208 11995603 2017-11-05 stsp char *path_objects = got_repo_get_path_objects(repo);
209 11995603 2017-11-05 stsp char *path_refs = got_repo_get_path_refs(repo);
210 4027f31a 2017-11-04 stsp char *path_head = get_path_head(repo);
211 deeca238 2018-03-12 stsp int ret = 0;
212 deeca238 2018-03-12 stsp struct stat sb;
213 4847cca1 2018-03-12 stsp struct got_reference *head_ref;
215 deeca238 2018-03-12 stsp if (lstat(path_git, &sb) == -1)
217 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
220 deeca238 2018-03-12 stsp if (lstat(path_objects, &sb) == -1)
222 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
225 deeca238 2018-03-12 stsp if (lstat(path_refs, &sb) == -1)
227 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
230 deeca238 2018-03-12 stsp if (lstat(path_head, &sb) == -1)
232 deeca238 2018-03-12 stsp if (!S_ISREG(sb.st_mode))
235 4847cca1 2018-03-12 stsp /* Check if the HEAD reference can be opened. */
236 2f17228e 2019-05-12 stsp if (got_ref_open(&head_ref, repo, GOT_REF_HEAD, 0) != NULL)
238 4847cca1 2018-03-12 stsp got_ref_close(head_ref);
242 4027f31a 2017-11-04 stsp free(path_objects);
243 4027f31a 2017-11-04 stsp free(path_refs);
244 4027f31a 2017-11-04 stsp free(path_head);
245 4027f31a 2017-11-04 stsp return ret;
249 f6be5c30 2018-06-22 stsp const struct got_error *
250 f6be5c30 2018-06-22 stsp got_repo_cache_object(struct got_repository *repo, struct got_object_id *id,
251 f6be5c30 2018-06-22 stsp struct got_object *obj)
253 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
254 f6be5c30 2018-06-22 stsp const struct got_error *err = NULL;
255 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->objcache, id, obj);
257 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
258 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
259 79c99a64 2019-05-23 stsp err = NULL;
260 f6be5c30 2018-06-22 stsp return err;
262 f6be5c30 2018-06-22 stsp obj->refcnt++;
264 f6be5c30 2018-06-22 stsp return NULL;
267 7bb0daa1 2018-06-21 stsp struct got_object *
268 7bb0daa1 2018-06-21 stsp got_repo_get_cached_object(struct got_repository *repo,
269 7bb0daa1 2018-06-21 stsp struct got_object_id *id)
271 6bef87be 2018-09-11 stsp return (struct got_object *)got_object_cache_get(&repo->objcache, id);
274 4027f31a 2017-11-04 stsp const struct got_error *
275 f6be5c30 2018-06-22 stsp got_repo_cache_tree(struct got_repository *repo, struct got_object_id *id,
276 f6be5c30 2018-06-22 stsp struct got_tree_object *tree)
278 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
279 f6be5c30 2018-06-22 stsp const struct got_error *err = NULL;
280 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->treecache, id, tree);
282 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
283 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
284 79c99a64 2019-05-23 stsp err = NULL;
285 f6be5c30 2018-06-22 stsp return err;
287 f6be5c30 2018-06-22 stsp tree->refcnt++;
289 f6be5c30 2018-06-22 stsp return NULL;
292 f6be5c30 2018-06-22 stsp struct got_tree_object *
293 f6be5c30 2018-06-22 stsp got_repo_get_cached_tree(struct got_repository *repo,
294 f6be5c30 2018-06-22 stsp struct got_object_id *id)
296 6bef87be 2018-09-11 stsp return (struct got_tree_object *)got_object_cache_get(
297 6bef87be 2018-09-11 stsp &repo->treecache, id);
300 1943de01 2018-06-22 stsp const struct got_error *
301 1943de01 2018-06-22 stsp got_repo_cache_commit(struct got_repository *repo, struct got_object_id *id,
302 1943de01 2018-06-22 stsp struct got_commit_object *commit)
304 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
305 1943de01 2018-06-22 stsp const struct got_error *err = NULL;
306 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->commitcache, id, commit);
308 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
309 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
310 79c99a64 2019-05-23 stsp err = NULL;
311 1943de01 2018-06-22 stsp return err;
313 1943de01 2018-06-22 stsp commit->refcnt++;
315 f6be5c30 2018-06-22 stsp return NULL;
318 1943de01 2018-06-22 stsp struct got_commit_object *
319 1943de01 2018-06-22 stsp got_repo_get_cached_commit(struct got_repository *repo,
320 1943de01 2018-06-22 stsp struct got_object_id *id)
322 6bef87be 2018-09-11 stsp return (struct got_commit_object *)got_object_cache_get(
323 6bef87be 2018-09-11 stsp &repo->commitcache, id);
326 f4a881ce 2018-11-17 stsp const struct got_error *
327 f4a881ce 2018-11-17 stsp got_repo_cache_tag(struct got_repository *repo, struct got_object_id *id,
328 f4a881ce 2018-11-17 stsp struct got_tag_object *tag)
330 f4a881ce 2018-11-17 stsp #ifndef GOT_NO_OBJ_CACHE
331 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
332 f4a881ce 2018-11-17 stsp err = got_object_cache_add(&repo->tagcache, id, tag);
334 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
335 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
336 79c99a64 2019-05-23 stsp err = NULL;
337 f4a881ce 2018-11-17 stsp return err;
339 f4a881ce 2018-11-17 stsp tag->refcnt++;
341 f4a881ce 2018-11-17 stsp return NULL;
344 f4a881ce 2018-11-17 stsp struct got_tag_object *
345 f4a881ce 2018-11-17 stsp got_repo_get_cached_tag(struct got_repository *repo, struct got_object_id *id)
347 f4a881ce 2018-11-17 stsp return (struct got_tag_object *)got_object_cache_get(
348 f4a881ce 2018-11-17 stsp &repo->tagcache, id);
351 d3c116bf 2021-10-15 stsp const struct got_error *
352 d3c116bf 2021-10-15 stsp got_repo_cache_raw_object(struct got_repository *repo, struct got_object_id *id,
353 d3c116bf 2021-10-15 stsp struct got_raw_object *raw)
355 d3c116bf 2021-10-15 stsp #ifndef GOT_NO_OBJ_CACHE
356 d3c116bf 2021-10-15 stsp const struct got_error *err = NULL;
357 d3c116bf 2021-10-15 stsp err = got_object_cache_add(&repo->rawcache, id, raw);
359 d3c116bf 2021-10-15 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
360 d3c116bf 2021-10-15 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
361 d3c116bf 2021-10-15 stsp err = NULL;
362 d3c116bf 2021-10-15 stsp return err;
364 d3c116bf 2021-10-15 stsp raw->refcnt++;
366 d3c116bf 2021-10-15 stsp return NULL;
370 d3c116bf 2021-10-15 stsp struct got_raw_object *
371 d3c116bf 2021-10-15 stsp got_repo_get_cached_raw_object(struct got_repository *repo,
372 d3c116bf 2021-10-15 stsp struct got_object_id *id)
374 d3c116bf 2021-10-15 stsp return (struct got_raw_object *)got_object_cache_get(&repo->rawcache, id);
378 991ff1aa 2021-06-15 tracey static const struct got_error *
379 85f51bba 2018-07-16 stsp open_repo(struct got_repository *repo, const char *path)
381 85f51bba 2018-07-16 stsp const struct got_error *err = NULL;
383 6d5a9006 2020-12-16 yzhong repo->gitdir_fd = -1;
385 85f51bba 2018-07-16 stsp /* bare git repository? */
386 85f51bba 2018-07-16 stsp repo->path_git_dir = strdup(path);
387 ee645855 2019-02-05 stsp if (repo->path_git_dir == NULL)
388 638f9024 2019-05-13 stsp return got_error_from_errno("strdup");
389 85f51bba 2018-07-16 stsp if (is_git_repo(repo)) {
390 85f51bba 2018-07-16 stsp repo->path = strdup(repo->path_git_dir);
391 85f51bba 2018-07-16 stsp if (repo->path == NULL) {
392 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
393 6d5a9006 2020-12-16 yzhong goto done;
395 8bd0cdad 2021-12-31 stsp repo->gitdir_fd = open(repo->path_git_dir,
396 8bd0cdad 2021-12-31 stsp O_DIRECTORY | O_CLOEXEC);
397 6d5a9006 2020-12-16 yzhong if (repo->gitdir_fd == -1) {
398 6d5a9006 2020-12-16 yzhong err = got_error_from_errno2("open",
399 6d5a9006 2020-12-16 yzhong repo->path_git_dir);
402 85f51bba 2018-07-16 stsp return NULL;
405 85f51bba 2018-07-16 stsp /* git repository with working tree? */
406 85f51bba 2018-07-16 stsp free(repo->path_git_dir);
407 6b68ccd6 2019-09-01 stsp repo->path_git_dir = NULL;
408 85f51bba 2018-07-16 stsp if (asprintf(&repo->path_git_dir, "%s/%s", path, GOT_GIT_DIR) == -1) {
409 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
412 85f51bba 2018-07-16 stsp if (is_git_repo(repo)) {
413 85f51bba 2018-07-16 stsp repo->path = strdup(path);
414 85f51bba 2018-07-16 stsp if (repo->path == NULL) {
415 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
418 8bd0cdad 2021-12-31 stsp repo->gitdir_fd = open(repo->path_git_dir,
419 8bd0cdad 2021-12-31 stsp O_DIRECTORY | O_CLOEXEC);
420 6d5a9006 2020-12-16 yzhong if (repo->gitdir_fd == -1) {
421 6d5a9006 2020-12-16 yzhong err = got_error_from_errno2("open",
422 6d5a9006 2020-12-16 yzhong repo->path_git_dir);
423 6d5a9006 2020-12-16 yzhong goto done;
425 85f51bba 2018-07-16 stsp return NULL;
428 ee645855 2019-02-05 stsp err = got_error(GOT_ERR_NOT_GIT_REPO);
431 ee645855 2019-02-05 stsp free(repo->path);
432 ee645855 2019-02-05 stsp repo->path = NULL;
433 85f51bba 2018-07-16 stsp free(repo->path_git_dir);
434 ee645855 2019-02-05 stsp repo->path_git_dir = NULL;
435 6d5a9006 2020-12-16 yzhong if (repo->gitdir_fd != -1)
436 6d5a9006 2020-12-16 yzhong close(repo->gitdir_fd);
437 6d5a9006 2020-12-16 yzhong repo->gitdir_fd = -1;
440 aba9c984 2019-09-08 stsp return err;
443 aba9c984 2019-09-08 stsp static const struct got_error *
444 c9956ddf 2019-09-08 stsp parse_gitconfig_file(int *gitconfig_repository_format_version,
445 c9956ddf 2019-09-08 stsp char **gitconfig_author_name, char **gitconfig_author_email,
446 cd95becd 2019-11-29 stsp struct got_remote_repo **remotes, int *nremotes,
447 20b7abb3 2020-10-22 stsp char **gitconfig_owner, char ***extensions, int *nextensions,
448 c9956ddf 2019-09-08 stsp const char *gitconfig_path)
450 aba9c984 2019-09-08 stsp const struct got_error *err = NULL, *child_err = NULL;
451 aba9c984 2019-09-08 stsp int fd = -1;
452 aba9c984 2019-09-08 stsp int imsg_fds[2] = { -1, -1 };
454 aba9c984 2019-09-08 stsp struct imsgbuf *ibuf;
456 c9956ddf 2019-09-08 stsp *gitconfig_repository_format_version = 0;
457 20b7abb3 2020-10-22 stsp if (extensions)
458 20b7abb3 2020-10-22 stsp *extensions = NULL;
459 20b7abb3 2020-10-22 stsp if (nextensions)
460 20b7abb3 2020-10-22 stsp *nextensions = 0;
461 c9956ddf 2019-09-08 stsp *gitconfig_author_name = NULL;
462 c9956ddf 2019-09-08 stsp *gitconfig_author_email = NULL;
463 2fb669fb 2020-03-20 stsp if (remotes)
464 2fb669fb 2020-03-20 stsp *remotes = NULL;
465 2fb669fb 2020-03-20 stsp if (nremotes)
466 2fb669fb 2020-03-20 stsp *nremotes = 0;
467 2fb669fb 2020-03-20 stsp if (gitconfig_owner)
468 2fb669fb 2020-03-20 stsp *gitconfig_owner = NULL;
470 8bd0cdad 2021-12-31 stsp fd = open(gitconfig_path, O_RDONLY | O_CLOEXEC);
471 aba9c984 2019-09-08 stsp if (fd == -1) {
472 c9956ddf 2019-09-08 stsp if (errno == ENOENT)
473 aba9c984 2019-09-08 stsp return NULL;
474 c9956ddf 2019-09-08 stsp return got_error_from_errno2("open", gitconfig_path);
477 aba9c984 2019-09-08 stsp ibuf = calloc(1, sizeof(*ibuf));
478 aba9c984 2019-09-08 stsp if (ibuf == NULL) {
479 aba9c984 2019-09-08 stsp err = got_error_from_errno("calloc");
483 aba9c984 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
484 aba9c984 2019-09-08 stsp err = got_error_from_errno("socketpair");
488 aba9c984 2019-09-08 stsp pid = fork();
489 aba9c984 2019-09-08 stsp if (pid == -1) {
490 aba9c984 2019-09-08 stsp err = got_error_from_errno("fork");
492 aba9c984 2019-09-08 stsp } else if (pid == 0) {
493 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_GITCONFIG,
494 c9956ddf 2019-09-08 stsp gitconfig_path);
495 aba9c984 2019-09-08 stsp /* not reached */
498 aba9c984 2019-09-08 stsp if (close(imsg_fds[1]) == -1) {
499 aba9c984 2019-09-08 stsp err = got_error_from_errno("close");
502 aba9c984 2019-09-08 stsp imsg_fds[1] = -1;
503 aba9c984 2019-09-08 stsp imsg_init(ibuf, imsg_fds[0]);
505 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_parse_req(ibuf, fd);
510 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_repository_format_version_req(ibuf);
514 aba9c984 2019-09-08 stsp err = got_privsep_recv_gitconfig_int(
515 c9956ddf 2019-09-08 stsp gitconfig_repository_format_version, ibuf);
519 20b7abb3 2020-10-22 stsp if (extensions && nextensions) {
520 20b7abb3 2020-10-22 stsp err = got_privsep_send_gitconfig_repository_extensions_req(
524 20b7abb3 2020-10-22 stsp err = got_privsep_recv_gitconfig_int(nextensions, ibuf);
527 20b7abb3 2020-10-22 stsp if (*nextensions > 0) {
529 20b7abb3 2020-10-22 stsp *extensions = calloc(*nextensions, sizeof(char *));
530 20b7abb3 2020-10-22 stsp if (*extensions == NULL) {
531 20b7abb3 2020-10-22 stsp err = got_error_from_errno("calloc");
534 20b7abb3 2020-10-22 stsp for (i = 0; i < *nextensions; i++) {
536 20b7abb3 2020-10-22 stsp err = got_privsep_recv_gitconfig_str(&ext,
540 20b7abb3 2020-10-22 stsp (*extensions)[i] = ext;
545 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_author_name_req(ibuf);
549 c9956ddf 2019-09-08 stsp err = got_privsep_recv_gitconfig_str(gitconfig_author_name, ibuf);
553 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_author_email_req(ibuf);
557 c9956ddf 2019-09-08 stsp err = got_privsep_recv_gitconfig_str(gitconfig_author_email, ibuf);
561 cd95becd 2019-11-29 stsp if (remotes && nremotes) {
562 cd95becd 2019-11-29 stsp err = got_privsep_send_gitconfig_remotes_req(ibuf);
566 cd95becd 2019-11-29 stsp err = got_privsep_recv_gitconfig_remotes(remotes,
567 cd95becd 2019-11-29 stsp nremotes, ibuf);
572 9a1cc63f 2020-02-03 stsp if (gitconfig_owner) {
573 9a1cc63f 2020-02-03 stsp err = got_privsep_send_gitconfig_owner_req(ibuf);
576 9a1cc63f 2020-02-03 stsp err = got_privsep_recv_gitconfig_str(gitconfig_owner, ibuf);
581 aba9c984 2019-09-08 stsp err = got_privsep_send_stop(imsg_fds[0]);
582 aba9c984 2019-09-08 stsp child_err = got_privsep_wait_for_child(pid);
583 aba9c984 2019-09-08 stsp if (child_err && err == NULL)
584 aba9c984 2019-09-08 stsp err = child_err;
586 aba9c984 2019-09-08 stsp if (imsg_fds[0] != -1 && close(imsg_fds[0]) == -1 && err == NULL)
587 aba9c984 2019-09-08 stsp err = got_error_from_errno("close");
588 aba9c984 2019-09-08 stsp if (imsg_fds[1] != -1 && close(imsg_fds[1]) == -1 && err == NULL)
589 aba9c984 2019-09-08 stsp err = got_error_from_errno("close");
590 aba9c984 2019-09-08 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
591 aba9c984 2019-09-08 stsp err = got_error_from_errno2("close", gitconfig_path);
592 aba9c984 2019-09-08 stsp free(ibuf);
593 c9956ddf 2019-09-08 stsp return err;
596 c9956ddf 2019-09-08 stsp static const struct got_error *
597 c9956ddf 2019-09-08 stsp read_gitconfig(struct got_repository *repo, const char *global_gitconfig_path)
599 c9956ddf 2019-09-08 stsp const struct got_error *err = NULL;
600 c9956ddf 2019-09-08 stsp char *repo_gitconfig_path = NULL;
602 c9956ddf 2019-09-08 stsp if (global_gitconfig_path) {
603 c9956ddf 2019-09-08 stsp /* Read settings from ~/.gitconfig. */
604 c9956ddf 2019-09-08 stsp int dummy_repo_version;
605 c9956ddf 2019-09-08 stsp err = parse_gitconfig_file(&dummy_repo_version,
606 c9956ddf 2019-09-08 stsp &repo->global_gitconfig_author_name,
607 c9956ddf 2019-09-08 stsp &repo->global_gitconfig_author_email,
608 20b7abb3 2020-10-22 stsp NULL, NULL, NULL, NULL, NULL, global_gitconfig_path);
610 c9956ddf 2019-09-08 stsp return err;
613 c9956ddf 2019-09-08 stsp /* Read repository's .git/config file. */
614 b46f3e71 2020-03-18 stsp repo_gitconfig_path = got_repo_get_path_gitconfig(repo);
615 b46f3e71 2020-03-18 stsp if (repo_gitconfig_path == NULL)
616 b46f3e71 2020-03-18 stsp return got_error_from_errno("got_repo_get_path_gitconfig");
618 c9956ddf 2019-09-08 stsp err = parse_gitconfig_file(&repo->gitconfig_repository_format_version,
619 c9956ddf 2019-09-08 stsp &repo->gitconfig_author_name, &repo->gitconfig_author_email,
620 cd95becd 2019-11-29 stsp &repo->gitconfig_remotes, &repo->ngitconfig_remotes,
621 20b7abb3 2020-10-22 stsp &repo->gitconfig_owner, &repo->extensions, &repo->nextensions,
622 20b7abb3 2020-10-22 stsp repo_gitconfig_path);
626 c9956ddf 2019-09-08 stsp free(repo_gitconfig_path);
627 257add31 2020-09-09 stsp return err;
630 257add31 2020-09-09 stsp static const struct got_error *
631 257add31 2020-09-09 stsp read_gotconfig(struct got_repository *repo)
633 257add31 2020-09-09 stsp const struct got_error *err = NULL;
634 257add31 2020-09-09 stsp char *gotconfig_path;
636 257add31 2020-09-09 stsp gotconfig_path = got_repo_get_path_gotconfig(repo);
637 257add31 2020-09-09 stsp if (gotconfig_path == NULL)
638 257add31 2020-09-09 stsp return got_error_from_errno("got_repo_get_path_gotconfig");
640 50b0790e 2020-09-11 stsp err = got_gotconfig_read(&repo->gotconfig, gotconfig_path);
641 257add31 2020-09-09 stsp free(gotconfig_path);
642 85f51bba 2018-07-16 stsp return err;
645 20b7abb3 2020-10-22 stsp /* Supported repository format extensions. */
646 f134ecfd 2022-03-19 naddy static const char *const repo_extensions[] = {
647 20b7abb3 2020-10-22 stsp "noop", /* Got supports repository format version 1. */
648 2252c019 2021-07-03 stsp "preciousObjects", /* Supported by gotadmin cleanup. */
649 20b7abb3 2020-10-22 stsp "worktreeConfig", /* Got does not care about Git work trees. */
652 85f51bba 2018-07-16 stsp const struct got_error *
653 c9956ddf 2019-09-08 stsp got_repo_open(struct got_repository **repop, const char *path,
654 c9956ddf 2019-09-08 stsp const char *global_gitconfig_path)
656 92af5469 2017-11-05 stsp struct got_repository *repo = NULL;
657 92af5469 2017-11-05 stsp const struct got_error *err = NULL;
658 dbb02f4d 2020-12-04 stsp char *repo_path = NULL;
660 6c414261 2021-03-30 stsp struct rlimit rl;
662 85f51bba 2018-07-16 stsp *repop = NULL;
664 6c414261 2021-03-30 stsp if (getrlimit(RLIMIT_NOFILE, &rl) == -1)
665 6c414261 2021-03-30 stsp return got_error_from_errno("getrlimit");
667 4027f31a 2017-11-04 stsp repo = calloc(1, sizeof(*repo));
668 c560c1f5 2022-03-14 op if (repo == NULL)
669 c560c1f5 2022-03-14 op return got_error_from_errno("calloc");
671 f8b19efd 2021-10-13 stsp RB_INIT(&repo->packidx_bloom_filters);
672 9b576444 2022-03-14 stsp TAILQ_INIT(&repo->packidx_paths);
674 ad242220 2018-09-08 stsp for (i = 0; i < nitems(repo->privsep_children); i++) {
675 3516b818 2018-09-08 stsp memset(&repo->privsep_children[i], 0,
676 3516b818 2018-09-08 stsp sizeof(repo->privsep_children[0]));
677 ad242220 2018-09-08 stsp repo->privsep_children[i].imsg_fd = -1;
680 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->objcache,
681 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_OBJ);
684 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->treecache,
685 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_TREE);
688 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->commitcache,
689 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_COMMIT);
692 f4a881ce 2018-11-17 stsp err = got_object_cache_init(&repo->tagcache,
693 f4a881ce 2018-11-17 stsp GOT_OBJECT_CACHE_TYPE_TAG);
696 d3c116bf 2021-10-15 stsp err = got_object_cache_init(&repo->rawcache,
697 d3c116bf 2021-10-15 stsp GOT_OBJECT_CACHE_TYPE_RAW);
701 6c414261 2021-03-30 stsp repo->pack_cache_size = GOT_PACK_CACHE_SIZE;
702 6c414261 2021-03-30 stsp if (repo->pack_cache_size > rl.rlim_cur / 8)
703 6c414261 2021-03-30 stsp repo->pack_cache_size = rl.rlim_cur / 8;
704 57160834 2022-05-31 stsp for (i = 0; i < nitems(repo->packs); i++) {
705 57160834 2022-05-31 stsp if (i < repo->pack_cache_size) {
706 57160834 2022-05-31 stsp repo->packs[i].basefd = got_opentempfd();
707 57160834 2022-05-31 stsp if (repo->packs[i].basefd == -1)
708 57160834 2022-05-31 stsp return got_error_from_errno("got_opentempfd");
709 57160834 2022-05-31 stsp repo->packs[i].accumfd = got_opentempfd();
710 57160834 2022-05-31 stsp if (repo->packs[i].accumfd == -1)
711 57160834 2022-05-31 stsp return got_error_from_errno("got_opentempfd");
713 57160834 2022-05-31 stsp repo->packs[i].basefd = -1;
714 57160834 2022-05-31 stsp repo->packs[i].accumfd = -1;
718 dbb02f4d 2020-12-04 stsp repo_path = realpath(path, NULL);
719 aff6eea4 2020-10-20 stsp if (repo_path == NULL) {
720 dbb02f4d 2020-12-04 stsp err = got_error_from_errno2("realpath", path);
725 aff6eea4 2020-10-20 stsp char *parent_path;
727 aff6eea4 2020-10-20 stsp err = open_repo(repo, repo_path);
728 85f51bba 2018-07-16 stsp if (err == NULL)
730 85f51bba 2018-07-16 stsp if (err->code != GOT_ERR_NOT_GIT_REPO)
732 aff6eea4 2020-10-20 stsp if (repo_path[0] == '/' && repo_path[1] == '\0') {
733 0c93d204 2020-10-20 stsp err = got_error(GOT_ERR_NOT_GIT_REPO);
736 aff6eea4 2020-10-20 stsp err = got_path_dirname(&parent_path, repo_path);
739 aff6eea4 2020-10-20 stsp free(repo_path);
740 aff6eea4 2020-10-20 stsp repo_path = parent_path;
743 257add31 2020-09-09 stsp err = read_gotconfig(repo);
747 c9956ddf 2019-09-08 stsp err = read_gitconfig(repo, global_gitconfig_path);
750 aba9c984 2019-09-08 stsp if (repo->gitconfig_repository_format_version != 0)
751 aba9c984 2019-09-08 stsp err = got_error_path(path, GOT_ERR_GIT_REPO_FORMAT);
752 20b7abb3 2020-10-22 stsp for (i = 0; i < repo->nextensions; i++) {
753 20b7abb3 2020-10-22 stsp char *ext = repo->extensions[i];
754 20b7abb3 2020-10-22 stsp int j, supported = 0;
755 20b7abb3 2020-10-22 stsp for (j = 0; j < nitems(repo_extensions); j++) {
756 20b7abb3 2020-10-22 stsp if (strcmp(ext, repo_extensions[j]) == 0) {
757 20b7abb3 2020-10-22 stsp supported = 1;
761 20b7abb3 2020-10-22 stsp if (!supported) {
762 20b7abb3 2020-10-22 stsp err = got_error_path(ext, GOT_ERR_GIT_REPO_EXT);
767 9b576444 2022-03-14 stsp err = got_repo_list_packidx(&repo->packidx_paths, repo);
770 5c2f5761 2018-09-19 stsp got_repo_close(repo);
772 85f51bba 2018-07-16 stsp *repop = repo;
773 aff6eea4 2020-10-20 stsp free(repo_path);
774 92af5469 2017-11-05 stsp return err;
777 ad242220 2018-09-08 stsp const struct got_error *
778 4027f31a 2017-11-04 stsp got_repo_close(struct got_repository *repo)
780 ad242220 2018-09-08 stsp const struct got_error *err = NULL, *child_err;
781 f8b19efd 2021-10-13 stsp struct got_packidx_bloom_filter *bf;
782 9b576444 2022-03-14 stsp struct got_pathlist_entry *pe;
785 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
786 65cf1e80 2018-03-16 stsp if (repo->packidx_cache[i] == NULL)
788 65cf1e80 2018-03-16 stsp got_packidx_close(repo->packidx_cache[i]);
791 f8b19efd 2021-10-13 stsp while ((bf = RB_MIN(got_packidx_bloom_filter_tree,
792 f8b19efd 2021-10-13 stsp &repo->packidx_bloom_filters))) {
793 f8b19efd 2021-10-13 stsp RB_REMOVE(got_packidx_bloom_filter_tree,
794 f8b19efd 2021-10-13 stsp &repo->packidx_bloom_filters, bf);
795 b343c297 2021-10-11 stsp free(bf->bloom);
799 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
800 13242195 2022-05-31 stsp if (repo->packs[i].path_packfile)
801 13242195 2022-05-31 stsp got_pack_close(&repo->packs[i]);
802 57160834 2022-05-31 stsp if (repo->packs[i].basefd != -1) {
803 57160834 2022-05-31 stsp if (close(repo->packs[i].basefd) == -1 && err == NULL)
804 57160834 2022-05-31 stsp err = got_error_from_errno("close");
805 57160834 2022-05-31 stsp repo->packs[i].basefd = -1;
807 57160834 2022-05-31 stsp if (repo->packs[i].accumfd != -1) {
808 57160834 2022-05-31 stsp if (close(repo->packs[i].accumfd) == -1 && err == NULL)
809 57160834 2022-05-31 stsp err = got_error_from_errno("close");
810 57160834 2022-05-31 stsp repo->packs[i].accumfd = -1;
814 4027f31a 2017-11-04 stsp free(repo->path);
815 4986b9d5 2018-03-12 stsp free(repo->path_git_dir);
817 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->objcache);
818 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->treecache);
819 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->commitcache);
820 f4a881ce 2018-11-17 stsp got_object_cache_close(&repo->tagcache);
821 d3c116bf 2021-10-15 stsp got_object_cache_close(&repo->rawcache);
823 ad242220 2018-09-08 stsp for (i = 0; i < nitems(repo->privsep_children); i++) {
824 ad242220 2018-09-08 stsp if (repo->privsep_children[i].imsg_fd == -1)
826 3516b818 2018-09-08 stsp imsg_clear(repo->privsep_children[i].ibuf);
827 3516b818 2018-09-08 stsp free(repo->privsep_children[i].ibuf);
828 ad242220 2018-09-08 stsp err = got_privsep_send_stop(repo->privsep_children[i].imsg_fd);
829 876c234b 2018-09-10 stsp child_err = got_privsep_wait_for_child(
830 876c234b 2018-09-10 stsp repo->privsep_children[i].pid);
831 ad242220 2018-09-08 stsp if (child_err && err == NULL)
832 ad242220 2018-09-08 stsp err = child_err;
833 08578a35 2021-01-22 stsp if (close(repo->privsep_children[i].imsg_fd) == -1 &&
834 3a6ce05a 2019-02-11 stsp err == NULL)
835 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
838 1d0f4054 2021-06-17 stsp if (repo->gitdir_fd != -1 && close(repo->gitdir_fd) == -1 &&
839 1d0f4054 2021-06-17 stsp err == NULL)
840 1d0f4054 2021-06-17 stsp err = got_error_from_errno("close");
842 50b0790e 2020-09-11 stsp if (repo->gotconfig)
843 50b0790e 2020-09-11 stsp got_gotconfig_free(repo->gotconfig);
844 aba9c984 2019-09-08 stsp free(repo->gitconfig_author_name);
845 aba9c984 2019-09-08 stsp free(repo->gitconfig_author_email);
846 b8adfa55 2020-09-25 stsp for (i = 0; i < repo->ngitconfig_remotes; i++)
847 b8adfa55 2020-09-25 stsp got_repo_free_remote_repo_data(&repo->gitconfig_remotes[i]);
848 cd95becd 2019-11-29 stsp free(repo->gitconfig_remotes);
849 20b7abb3 2020-10-22 stsp for (i = 0; i < repo->nextensions; i++)
850 20b7abb3 2020-10-22 stsp free(repo->extensions[i]);
851 20b7abb3 2020-10-22 stsp free(repo->extensions);
853 9b576444 2022-03-14 stsp TAILQ_FOREACH(pe, &repo->packidx_paths, entry)
854 9b576444 2022-03-14 stsp free((void *)pe->path);
855 9b576444 2022-03-14 stsp got_pathlist_free(&repo->packidx_paths);
856 4027f31a 2017-11-04 stsp free(repo);
858 ad242220 2018-09-08 stsp return err;
862 b8adfa55 2020-09-25 stsp got_repo_free_remote_repo_data(struct got_remote_repo *repo)
866 b8adfa55 2020-09-25 stsp free(repo->name);
867 b8adfa55 2020-09-25 stsp repo->name = NULL;
868 6480c871 2021-08-30 stsp free(repo->fetch_url);
869 6480c871 2021-08-30 stsp repo->fetch_url = NULL;
870 6480c871 2021-08-30 stsp free(repo->send_url);
871 6480c871 2021-08-30 stsp repo->send_url = NULL;
872 6480c871 2021-08-30 stsp for (i = 0; i < repo->nfetch_branches; i++)
873 6480c871 2021-08-30 stsp free(repo->fetch_branches[i]);
874 6480c871 2021-08-30 stsp free(repo->fetch_branches);
875 6480c871 2021-08-30 stsp repo->fetch_branches = NULL;
876 6480c871 2021-08-30 stsp repo->nfetch_branches = 0;
877 6480c871 2021-08-30 stsp for (i = 0; i < repo->nsend_branches; i++)
878 6480c871 2021-08-30 stsp free(repo->send_branches[i]);
879 6480c871 2021-08-30 stsp free(repo->send_branches);
880 6480c871 2021-08-30 stsp repo->send_branches = NULL;
881 6480c871 2021-08-30 stsp repo->nsend_branches = 0;
884 04ca23f4 2018-07-16 stsp const struct got_error *
885 04ca23f4 2018-07-16 stsp got_repo_map_path(char **in_repo_path, struct got_repository *repo,
886 8fa913ec 2020-11-14 stsp const char *input_path)
888 04ca23f4 2018-07-16 stsp const struct got_error *err = NULL;
889 7839bc15 2019-01-06 stsp const char *repo_abspath = NULL;
890 e83c0634 2020-01-27 stsp size_t repolen, len;
891 e83c0634 2020-01-27 stsp char *canonpath, *path = NULL;
893 04ca23f4 2018-07-16 stsp *in_repo_path = NULL;
895 04ca23f4 2018-07-16 stsp canonpath = strdup(input_path);
896 04ca23f4 2018-07-16 stsp if (canonpath == NULL) {
897 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
900 04ca23f4 2018-07-16 stsp err = got_canonpath(input_path, canonpath, strlen(canonpath) + 1);
904 04ca23f4 2018-07-16 stsp repo_abspath = got_repo_get_path(repo);
906 8fa913ec 2020-11-14 stsp if (canonpath[0] == '\0') {
907 23721109 2018-10-22 stsp path = strdup(canonpath);
908 b70703ad 2019-03-18 stsp if (path == NULL) {
909 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
913 04ca23f4 2018-07-16 stsp path = realpath(canonpath, NULL);
914 04ca23f4 2018-07-16 stsp if (path == NULL) {
915 b70703ad 2019-03-18 stsp if (errno != ENOENT) {
916 638f9024 2019-05-13 stsp err = got_error_from_errno2("realpath",
921 b70703ad 2019-03-18 stsp * Path is not on disk.
922 b70703ad 2019-03-18 stsp * Assume it is already relative to repository root.
924 b70703ad 2019-03-18 stsp path = strdup(canonpath);
925 b70703ad 2019-03-18 stsp if (path == NULL) {
926 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
931 04ca23f4 2018-07-16 stsp repolen = strlen(repo_abspath);
932 04ca23f4 2018-07-16 stsp len = strlen(path);
935 04ca23f4 2018-07-16 stsp if (strcmp(path, repo_abspath) == 0) {
936 04ca23f4 2018-07-16 stsp free(path);
937 04ca23f4 2018-07-16 stsp path = strdup("");
938 04ca23f4 2018-07-16 stsp if (path == NULL) {
939 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
942 65aa7d1c 2020-01-28 stsp } else if (len > repolen &&
943 65aa7d1c 2020-01-28 stsp got_path_is_child(path, repo_abspath, repolen)) {
944 04ca23f4 2018-07-16 stsp /* Matched an on-disk path inside repository. */
945 04ca23f4 2018-07-16 stsp if (got_repo_is_bare(repo)) {
947 04ca23f4 2018-07-16 stsp * Matched an on-disk path inside repository
948 eef9542c 2020-10-22 stsp * database. Treat input as repository-relative.
950 abc59930 2021-09-05 naddy free(path);
951 abc59930 2021-09-05 naddy path = canonpath;
952 abc59930 2021-09-05 naddy canonpath = NULL;
954 04ca23f4 2018-07-16 stsp char *child;
955 04ca23f4 2018-07-16 stsp /* Strip common prefix with repository path. */
956 04ca23f4 2018-07-16 stsp err = got_path_skip_common_ancestor(&child,
957 04ca23f4 2018-07-16 stsp repo_abspath, path);
960 04ca23f4 2018-07-16 stsp free(path);
961 04ca23f4 2018-07-16 stsp path = child;
965 04ca23f4 2018-07-16 stsp * Matched unrelated on-disk path.
966 eef9542c 2020-10-22 stsp * Treat input as repository-relative.
968 abc59930 2021-09-05 naddy free(path);
969 abc59930 2021-09-05 naddy path = canonpath;
970 abc59930 2021-09-05 naddy canonpath = NULL;
974 04ca23f4 2018-07-16 stsp /* Make in-repository path absolute */
975 04ca23f4 2018-07-16 stsp if (path[0] != '/') {
976 04ca23f4 2018-07-16 stsp char *abspath;
977 04ca23f4 2018-07-16 stsp if (asprintf(&abspath, "/%s", path) == -1) {
978 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
981 04ca23f4 2018-07-16 stsp free(path);
982 04ca23f4 2018-07-16 stsp path = abspath;
986 04ca23f4 2018-07-16 stsp free(canonpath);
988 04ca23f4 2018-07-16 stsp free(path);
990 04ca23f4 2018-07-16 stsp *in_repo_path = path;
991 1510f469 2018-09-09 stsp return err;
994 e1a68182 2020-01-07 stsp static const struct got_error *
995 e1a68182 2020-01-07 stsp cache_packidx(struct got_repository *repo, struct got_packidx *packidx,
996 e1a68182 2020-01-07 stsp const char *path_packidx)
998 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1001 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1002 1510f469 2018-09-09 stsp if (repo->packidx_cache[i] == NULL)
1004 e1a68182 2020-01-07 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
1005 e1a68182 2020-01-07 stsp path_packidx) == 0) {
1006 e1a68182 2020-01-07 stsp return got_error(GOT_ERR_CACHE_DUP_ENTRY);
1009 6c414261 2021-03-30 stsp if (i == repo->pack_cache_size) {
1010 7a0b1068 2021-10-11 stsp i = repo->pack_cache_size - 1;
1011 7a0b1068 2021-10-11 stsp err = got_packidx_close(repo->packidx_cache[i]);
1013 1510f469 2018-09-09 stsp return err;
1016 7a0b1068 2021-10-11 stsp repo->packidx_cache[i] = packidx;
1018 1510f469 2018-09-09 stsp return NULL;
1022 1124fe40 2021-07-07 stsp got_repo_is_packidx_filename(const char *name, size_t len)
1024 1510f469 2018-09-09 stsp if (len != GOT_PACKIDX_NAMELEN)
1027 1510f469 2018-09-09 stsp if (strncmp(name, GOT_PACK_PREFIX, strlen(GOT_PACK_PREFIX)) != 0)
1030 1510f469 2018-09-09 stsp if (strcmp(name + strlen(GOT_PACK_PREFIX) +
1031 1510f469 2018-09-09 stsp SHA1_DIGEST_STRING_LENGTH - 1, GOT_PACKIDX_SUFFIX) != 0)
1037 f8b19efd 2021-10-13 stsp static struct got_packidx_bloom_filter *
1038 f8b19efd 2021-10-13 stsp get_packidx_bloom_filter(struct got_repository *repo,
1039 f8b19efd 2021-10-13 stsp const char *path, size_t path_len)
1041 f8b19efd 2021-10-13 stsp struct got_packidx_bloom_filter key;
1043 f8b19efd 2021-10-13 stsp if (strlcpy(key.path, path, sizeof(key.path)) >= sizeof(key.path))
1044 f8b19efd 2021-10-13 stsp return NULL; /* XXX */
1045 f8b19efd 2021-10-13 stsp key.path_len = path_len;
1047 f8b19efd 2021-10-13 stsp return RB_FIND(got_packidx_bloom_filter_tree,
1048 f8b19efd 2021-10-13 stsp &repo->packidx_bloom_filters, &key);
1052 67fd6849 2022-02-13 stsp got_repo_check_packidx_bloom_filter(struct got_repository *repo,
1053 b343c297 2021-10-11 stsp const char *path_packidx, struct got_object_id *id)
1055 b343c297 2021-10-11 stsp struct got_packidx_bloom_filter *bf;
1057 f8b19efd 2021-10-13 stsp bf = get_packidx_bloom_filter(repo, path_packidx, strlen(path_packidx));
1059 f8b19efd 2021-10-13 stsp return bloom_check(bf->bloom, id->sha1, sizeof(id->sha1));
1061 b343c297 2021-10-11 stsp /* No bloom filter means this pack index must be searched. */
1065 b343c297 2021-10-11 stsp static const struct got_error *
1066 b343c297 2021-10-11 stsp add_packidx_bloom_filter(struct got_repository *repo,
1067 b343c297 2021-10-11 stsp struct got_packidx *packidx, const char *path_packidx)
1069 b343c297 2021-10-11 stsp int i, nobjects = be32toh(packidx->hdr.fanout_table[0xff]);
1070 b343c297 2021-10-11 stsp struct got_packidx_bloom_filter *bf;
1071 b343c297 2021-10-11 stsp size_t len;
1074 b343c297 2021-10-11 stsp * Don't use bloom filters for very large pack index files.
1075 b343c297 2021-10-11 stsp * Large pack files will contain a relatively large fraction
1076 b343c297 2021-10-11 stsp * of our objects so we will likely need to visit them anyway.
1077 b343c297 2021-10-11 stsp * The more objects a pack file contains the higher the probability
1078 b343c297 2021-10-11 stsp * of a false-positive match from the bloom filter. And reading
1079 b343c297 2021-10-11 stsp * all object IDs from a large pack index file can be expensive.
1081 b343c297 2021-10-11 stsp if (nobjects > 100000) /* cut-off at about 2MB, at 20 bytes per ID */
1082 b343c297 2021-10-11 stsp return NULL;
1084 b343c297 2021-10-11 stsp /* Do we already have a filter for this pack index? */
1085 f8b19efd 2021-10-13 stsp if (get_packidx_bloom_filter(repo, path_packidx,
1086 f8b19efd 2021-10-13 stsp strlen(path_packidx)) != NULL)
1087 f8b19efd 2021-10-13 stsp return NULL;
1089 b343c297 2021-10-11 stsp bf = calloc(1, sizeof(*bf));
1090 b343c297 2021-10-11 stsp if (bf == NULL)
1091 b343c297 2021-10-11 stsp return got_error_from_errno("calloc");
1092 b343c297 2021-10-11 stsp bf->bloom = calloc(1, sizeof(*bf->bloom));
1093 b343c297 2021-10-11 stsp if (bf->bloom == NULL) {
1095 b343c297 2021-10-11 stsp return got_error_from_errno("calloc");
1098 f8b19efd 2021-10-13 stsp len = strlcpy(bf->path, path_packidx, sizeof(bf->path));
1099 f8b19efd 2021-10-13 stsp if (len >= sizeof(bf->path)) {
1100 b343c297 2021-10-11 stsp free(bf->bloom);
1102 b343c297 2021-10-11 stsp return got_error(GOT_ERR_NO_SPACE);
1104 f8b19efd 2021-10-13 stsp bf->path_len = len;
1106 b343c297 2021-10-11 stsp /* Minimum size supported by our bloom filter is 1000 entries. */
1107 b343c297 2021-10-11 stsp bloom_init(bf->bloom, nobjects < 1000 ? 1000 : nobjects, 0.1);
1108 b343c297 2021-10-11 stsp for (i = 0; i < nobjects; i++) {
1109 b343c297 2021-10-11 stsp struct got_packidx_object_id *id;
1110 b343c297 2021-10-11 stsp id = &packidx->hdr.sorted_ids[i];
1111 b343c297 2021-10-11 stsp bloom_add(bf->bloom, id->sha1, sizeof(id->sha1));
1114 f8b19efd 2021-10-13 stsp RB_INSERT(got_packidx_bloom_filter_tree,
1115 f8b19efd 2021-10-13 stsp &repo->packidx_bloom_filters, bf);
1116 b343c297 2021-10-11 stsp return NULL;
1119 1510f469 2018-09-09 stsp const struct got_error *
1120 1510f469 2018-09-09 stsp got_repo_search_packidx(struct got_packidx **packidx, int *idx,
1121 1510f469 2018-09-09 stsp struct got_repository *repo, struct got_object_id *id)
1123 1510f469 2018-09-09 stsp const struct got_error *err;
1124 9b576444 2022-03-14 stsp struct got_pathlist_entry *pe;
1127 1510f469 2018-09-09 stsp /* Search pack index cache. */
1128 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1129 1510f469 2018-09-09 stsp if (repo->packidx_cache[i] == NULL)
1131 67fd6849 2022-02-13 stsp if (!got_repo_check_packidx_bloom_filter(repo,
1132 b343c297 2021-10-11 stsp repo->packidx_cache[i]->path_packidx, id))
1133 b343c297 2021-10-11 stsp continue; /* object will not be found in this index */
1134 1510f469 2018-09-09 stsp *idx = got_packidx_get_object_idx(repo->packidx_cache[i], id);
1135 1510f469 2018-09-09 stsp if (*idx != -1) {
1136 1510f469 2018-09-09 stsp *packidx = repo->packidx_cache[i];
1138 87c1ed2b 2020-01-07 stsp * Move this cache entry to the front. Repeatedly
1139 87c1ed2b 2020-01-07 stsp * searching a wrong pack index can be expensive.
1141 87c1ed2b 2020-01-07 stsp if (i > 0) {
1142 7a0b1068 2021-10-11 stsp memmove(&repo->packidx_cache[1],
1143 7a0b1068 2021-10-11 stsp &repo->packidx_cache[0],
1144 7a0b1068 2021-10-11 stsp i * sizeof(repo->packidx_cache[0]));
1145 87c1ed2b 2020-01-07 stsp repo->packidx_cache[0] = *packidx;
1147 1510f469 2018-09-09 stsp return NULL;
1150 1510f469 2018-09-09 stsp /* No luck. Search the filesystem. */
1152 9b576444 2022-03-14 stsp TAILQ_FOREACH(pe, &repo->packidx_paths, entry) {
1153 9b576444 2022-03-14 stsp const char *path_packidx = pe->path;
1154 e1a68182 2020-01-07 stsp int is_cached = 0;
1156 67fd6849 2022-02-13 stsp if (!got_repo_check_packidx_bloom_filter(repo,
1157 9b576444 2022-03-14 stsp pe->path, id))
1158 b343c297 2021-10-11 stsp continue; /* object will not be found in this index */
1160 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1161 e1a68182 2020-01-07 stsp if (repo->packidx_cache[i] == NULL)
1163 e1a68182 2020-01-07 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
1164 e1a68182 2020-01-07 stsp path_packidx) == 0) {
1165 e1a68182 2020-01-07 stsp is_cached = 1;
1169 9b576444 2022-03-14 stsp if (is_cached)
1170 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);
1175 e1a68182 2020-01-07 stsp goto done;
1177 b343c297 2021-10-11 stsp err = add_packidx_bloom_filter(repo, *packidx, path_packidx);
1179 b343c297 2021-10-11 stsp goto done;
1181 e1a68182 2020-01-07 stsp err = cache_packidx(repo, *packidx, path_packidx);
1183 1510f469 2018-09-09 stsp goto done;
1185 1510f469 2018-09-09 stsp *idx = got_packidx_get_object_idx(*packidx, id);
1186 1510f469 2018-09-09 stsp if (*idx != -1) {
1187 1510f469 2018-09-09 stsp err = NULL; /* found the object */
1188 1510f469 2018-09-09 stsp goto done;
1192 91a3d81f 2018-11-11 stsp err = got_error_no_obj(id);
1194 04ca23f4 2018-07-16 stsp return err;
1197 67fd6849 2022-02-13 stsp const struct got_error *
1198 67fd6849 2022-02-13 stsp got_repo_list_packidx(struct got_pathlist_head *packidx_paths,
1199 67fd6849 2022-02-13 stsp struct got_repository *repo)
1201 67fd6849 2022-02-13 stsp const struct got_error *err = NULL;
1202 67fd6849 2022-02-13 stsp DIR *packdir = NULL;
1203 67fd6849 2022-02-13 stsp struct dirent *dent;
1204 67fd6849 2022-02-13 stsp char *path_packidx = NULL;
1205 67fd6849 2022-02-13 stsp int packdir_fd;
1207 67fd6849 2022-02-13 stsp packdir_fd = openat(got_repo_get_fd(repo),
1208 67fd6849 2022-02-13 stsp GOT_OBJECTS_PACK_DIR, O_DIRECTORY | O_CLOEXEC);
1209 67fd6849 2022-02-13 stsp if (packdir_fd == -1) {
1210 67fd6849 2022-02-13 stsp return got_error_from_errno_fmt("openat: %s/%s",
1211 67fd6849 2022-02-13 stsp got_repo_get_path_git_dir(repo),
1212 67fd6849 2022-02-13 stsp GOT_OBJECTS_PACK_DIR);
1215 67fd6849 2022-02-13 stsp packdir = fdopendir(packdir_fd);
1216 67fd6849 2022-02-13 stsp if (packdir == NULL) {
1217 67fd6849 2022-02-13 stsp err = got_error_from_errno("fdopendir");
1218 67fd6849 2022-02-13 stsp goto done;
1221 67fd6849 2022-02-13 stsp while ((dent = readdir(packdir)) != NULL) {
1222 67fd6849 2022-02-13 stsp if (!got_repo_is_packidx_filename(dent->d_name, dent->d_namlen))
1225 67fd6849 2022-02-13 stsp if (asprintf(&path_packidx, "%s/%s", GOT_OBJECTS_PACK_DIR,
1226 67fd6849 2022-02-13 stsp dent->d_name) == -1) {
1227 67fd6849 2022-02-13 stsp err = got_error_from_errno("asprintf");
1228 67fd6849 2022-02-13 stsp path_packidx = NULL;
1232 67fd6849 2022-02-13 stsp err = got_pathlist_append(packidx_paths, path_packidx, NULL);
1238 67fd6849 2022-02-13 stsp free(path_packidx);
1239 67fd6849 2022-02-13 stsp if (packdir && closedir(packdir) != 0 && err == NULL)
1240 67fd6849 2022-02-13 stsp err = got_error_from_errno("closedir");
1241 67fd6849 2022-02-13 stsp return err;
1244 67fd6849 2022-02-13 stsp const struct got_error *
1245 67fd6849 2022-02-13 stsp got_repo_get_packidx(struct got_packidx **packidx, const char *path_packidx,
1246 67fd6849 2022-02-13 stsp struct got_repository *repo)
1248 67fd6849 2022-02-13 stsp const struct got_error *err;
1251 67fd6849 2022-02-13 stsp *packidx = NULL;
1253 67fd6849 2022-02-13 stsp /* Search pack index cache. */
1254 67fd6849 2022-02-13 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1255 67fd6849 2022-02-13 stsp if (repo->packidx_cache[i] == NULL)
1257 67fd6849 2022-02-13 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
1258 67fd6849 2022-02-13 stsp path_packidx) == 0) {
1259 67fd6849 2022-02-13 stsp *packidx = repo->packidx_cache[i];
1260 67fd6849 2022-02-13 stsp return NULL;
1263 67fd6849 2022-02-13 stsp /* No luck. Search the filesystem. */
1265 67fd6849 2022-02-13 stsp err = got_packidx_open(packidx, got_repo_get_fd(repo),
1266 67fd6849 2022-02-13 stsp path_packidx, 0);
1268 67fd6849 2022-02-13 stsp return err;
1270 67fd6849 2022-02-13 stsp err = add_packidx_bloom_filter(repo, *packidx, path_packidx);
1272 67fd6849 2022-02-13 stsp goto done;
1274 67fd6849 2022-02-13 stsp err = cache_packidx(repo, *packidx, path_packidx);
1276 67fd6849 2022-02-13 stsp if (err) {
1277 67fd6849 2022-02-13 stsp got_packidx_close(*packidx);
1278 67fd6849 2022-02-13 stsp *packidx = NULL;
1280 67fd6849 2022-02-13 stsp return err;
1283 1510f469 2018-09-09 stsp static const struct got_error *
1284 1510f469 2018-09-09 stsp read_packfile_hdr(int fd, struct got_packidx *packidx)
1286 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1287 78fb0967 2020-09-09 naddy uint32_t totobj = be32toh(packidx->hdr.fanout_table[0xff]);
1288 1510f469 2018-09-09 stsp struct got_packfile_hdr hdr;
1289 1510f469 2018-09-09 stsp ssize_t n;
1291 1510f469 2018-09-09 stsp n = read(fd, &hdr, sizeof(hdr));
1292 1510f469 2018-09-09 stsp if (n < 0)
1293 638f9024 2019-05-13 stsp return got_error_from_errno("read");
1294 1510f469 2018-09-09 stsp if (n != sizeof(hdr))
1295 1510f469 2018-09-09 stsp return got_error(GOT_ERR_BAD_PACKFILE);
1297 78fb0967 2020-09-09 naddy if (be32toh(hdr.signature) != GOT_PACKFILE_SIGNATURE ||
1298 78fb0967 2020-09-09 naddy be32toh(hdr.version) != GOT_PACKFILE_VERSION ||
1299 78fb0967 2020-09-09 naddy be32toh(hdr.nobjects) != totobj)
1300 1510f469 2018-09-09 stsp err = got_error(GOT_ERR_BAD_PACKFILE);
1302 1510f469 2018-09-09 stsp return err;
1305 1510f469 2018-09-09 stsp static const struct got_error *
1306 6d5a9006 2020-12-16 yzhong open_packfile(int *fd, struct got_repository *repo,
1307 6d5a9006 2020-12-16 yzhong const char *relpath, struct got_packidx *packidx)
1309 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1311 e7ae0baf 2021-12-31 stsp *fd = openat(got_repo_get_fd(repo), relpath,
1312 e7ae0baf 2021-12-31 stsp O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
1313 1510f469 2018-09-09 stsp if (*fd == -1)
1314 6d5a9006 2020-12-16 yzhong return got_error_from_errno_fmt("openat: %s/%s",
1315 6d5a9006 2020-12-16 yzhong got_repo_get_path_git_dir(repo), relpath);
1317 1510f469 2018-09-09 stsp if (packidx) {
1318 1510f469 2018-09-09 stsp err = read_packfile_hdr(*fd, packidx);
1319 1510f469 2018-09-09 stsp if (err) {
1320 1510f469 2018-09-09 stsp close(*fd);
1325 1510f469 2018-09-09 stsp return err;
1328 1510f469 2018-09-09 stsp const struct got_error *
1329 1510f469 2018-09-09 stsp got_repo_cache_pack(struct got_pack **packp, struct got_repository *repo,
1330 1510f469 2018-09-09 stsp const char *path_packfile, struct got_packidx *packidx)
1332 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1333 1510f469 2018-09-09 stsp struct got_pack *pack = NULL;
1334 ff563a3d 2019-05-23 stsp struct stat sb;
1337 1510f469 2018-09-09 stsp if (packp)
1338 1510f469 2018-09-09 stsp *packp = NULL;
1340 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1341 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1342 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL)
1344 1510f469 2018-09-09 stsp if (strcmp(pack->path_packfile, path_packfile) == 0)
1345 e1a68182 2020-01-07 stsp return got_error(GOT_ERR_CACHE_DUP_ENTRY);
1348 6c414261 2021-03-30 stsp if (i == repo->pack_cache_size) {
1349 6a881297 2022-06-02 stsp struct got_pack tmp;
1350 1510f469 2018-09-09 stsp err = got_pack_close(&repo->packs[i - 1]);
1352 1510f469 2018-09-09 stsp return err;
1353 57160834 2022-05-31 stsp if (ftruncate(repo->packs[i - 1].basefd, 0L) == -1)
1354 57160834 2022-05-31 stsp return got_error_from_errno("ftruncate");
1355 57160834 2022-05-31 stsp if (ftruncate(repo->packs[i - 1].accumfd, 0L) == -1)
1356 57160834 2022-05-31 stsp return got_error_from_errno("ftruncate");
1357 6a881297 2022-06-02 stsp memcpy(&tmp, &repo->packs[i - 1], sizeof(tmp));
1358 6a881297 2022-06-02 stsp memcpy(&repo->packs[i - 1], &repo->packs[0],
1359 6a881297 2022-06-02 stsp sizeof(repo->packs[i - 1]));
1360 6a881297 2022-06-02 stsp memcpy(&repo->packs[0], &tmp, sizeof(repo->packs[0]));
1364 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1366 1510f469 2018-09-09 stsp pack->path_packfile = strdup(path_packfile);
1367 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL) {
1368 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1369 1510f469 2018-09-09 stsp goto done;
1372 6d5a9006 2020-12-16 yzhong err = open_packfile(&pack->fd, repo, path_packfile, packidx);
1374 1510f469 2018-09-09 stsp goto done;
1376 ff563a3d 2019-05-23 stsp if (fstat(pack->fd, &sb) != 0) {
1377 ff563a3d 2019-05-23 stsp err = got_error_from_errno("fstat");
1378 1510f469 2018-09-09 stsp goto done;
1380 ff563a3d 2019-05-23 stsp pack->filesize = sb.st_size;
1382 90636195 2018-09-11 stsp pack->privsep_child = NULL;
1384 1510f469 2018-09-09 stsp #ifndef GOT_PACK_NO_MMAP
1385 1510f469 2018-09-09 stsp pack->map = mmap(NULL, pack->filesize, PROT_READ, MAP_PRIVATE,
1386 1510f469 2018-09-09 stsp pack->fd, 0);
1387 3a11398b 2019-02-21 stsp if (pack->map == MAP_FAILED) {
1388 3a11398b 2019-02-21 stsp if (errno != ENOMEM) {
1389 638f9024 2019-05-13 stsp err = got_error_from_errno("mmap");
1390 3a11398b 2019-02-21 stsp goto done;
1392 1510f469 2018-09-09 stsp pack->map = NULL; /* fall back to read(2) */
1396 1510f469 2018-09-09 stsp if (err) {
1397 1510f469 2018-09-09 stsp if (pack) {
1398 1510f469 2018-09-09 stsp free(pack->path_packfile);
1399 1510f469 2018-09-09 stsp memset(pack, 0, sizeof(*pack));
1401 1510f469 2018-09-09 stsp } else if (packp)
1402 1510f469 2018-09-09 stsp *packp = pack;
1403 1510f469 2018-09-09 stsp return err;
1406 1510f469 2018-09-09 stsp struct got_pack *
1407 1510f469 2018-09-09 stsp got_repo_get_cached_pack(struct got_repository *repo, const char *path_packfile)
1409 1510f469 2018-09-09 stsp struct got_pack *pack = NULL;
1412 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1413 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1414 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL)
1416 1510f469 2018-09-09 stsp if (strcmp(pack->path_packfile, path_packfile) == 0)
1417 1510f469 2018-09-09 stsp return pack;
1420 2c7829a4 2019-06-17 stsp return NULL;
1423 2c7829a4 2019-06-17 stsp const struct got_error *
1424 2c7829a4 2019-06-17 stsp got_repo_init(const char *repo_path)
1426 2c7829a4 2019-06-17 stsp const struct got_error *err = NULL;
1427 2c7829a4 2019-06-17 stsp const char *dirnames[] = {
1428 2c7829a4 2019-06-17 stsp GOT_OBJECTS_DIR,
1429 2c7829a4 2019-06-17 stsp GOT_OBJECTS_PACK_DIR,
1430 2c7829a4 2019-06-17 stsp GOT_REFS_DIR,
1432 2c7829a4 2019-06-17 stsp const char *description_str = "Unnamed repository; "
1433 2c7829a4 2019-06-17 stsp "edit this file 'description' to name the repository.";
1434 5d67f40d 2019-11-08 stsp const char *headref_str = "ref: refs/heads/main";
1435 2c7829a4 2019-06-17 stsp const char *gitconfig_str = "[core]\n"
1436 2c7829a4 2019-06-17 stsp "\trepositoryformatversion = 0\n"
1437 2c7829a4 2019-06-17 stsp "\tfilemode = true\n"
1438 2c7829a4 2019-06-17 stsp "\tbare = true\n";
1439 2c7829a4 2019-06-17 stsp char *path;
1442 2c7829a4 2019-06-17 stsp if (!got_path_dir_is_empty(repo_path))
1443 2c7829a4 2019-06-17 stsp return got_error(GOT_ERR_DIR_NOT_EMPTY);
1445 2c7829a4 2019-06-17 stsp for (i = 0; i < nitems(dirnames); i++) {
1446 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, dirnames[i]) == -1) {
1447 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1449 2c7829a4 2019-06-17 stsp err = got_path_mkdir(path);
1450 2c7829a4 2019-06-17 stsp free(path);
1452 2c7829a4 2019-06-17 stsp return err;
1455 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, "description") == -1)
1456 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1457 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, description_str);
1458 2c7829a4 2019-06-17 stsp free(path);
1460 2c7829a4 2019-06-17 stsp return err;
1462 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, GOT_HEAD_FILE) == -1)
1463 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1464 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, headref_str);
1465 2c7829a4 2019-06-17 stsp free(path);
1467 2c7829a4 2019-06-17 stsp return err;
1469 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, "config") == -1)
1470 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1471 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, gitconfig_str);
1472 2c7829a4 2019-06-17 stsp free(path);
1474 2c7829a4 2019-06-17 stsp return err;
1476 1510f469 2018-09-09 stsp return NULL;
1479 e09a504c 2019-06-28 stsp static const struct got_error *
1480 4277420a 2019-06-29 stsp match_packed_object(struct got_object_id **unique_id,
1481 dd88155e 2019-06-29 stsp struct got_repository *repo, const char *id_str_prefix, int obj_type)
1483 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1484 9b576444 2022-03-14 stsp struct got_object_id_queue matched_ids;
1485 9b576444 2022-03-14 stsp struct got_pathlist_entry *pe;
1487 dbdddfee 2021-06-23 naddy STAILQ_INIT(&matched_ids);
1489 9b576444 2022-03-14 stsp TAILQ_FOREACH(pe, &repo->packidx_paths, entry) {
1490 9b576444 2022-03-14 stsp const char *path_packidx = pe->path;
1491 e09a504c 2019-06-28 stsp struct got_packidx *packidx;
1492 dd88155e 2019-06-29 stsp struct got_object_qid *qid;
1494 6d5a9006 2020-12-16 yzhong err = got_packidx_open(&packidx, got_repo_get_fd(repo),
1495 6d5a9006 2020-12-16 yzhong path_packidx, 0);
1499 dd88155e 2019-06-29 stsp err = got_packidx_match_id_str_prefix(&matched_ids,
1500 4277420a 2019-06-29 stsp packidx, id_str_prefix);
1501 4277420a 2019-06-29 stsp if (err) {
1502 4277420a 2019-06-29 stsp got_packidx_close(packidx);
1505 e09a504c 2019-06-28 stsp err = got_packidx_close(packidx);
1509 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &matched_ids, entry) {
1510 dd88155e 2019-06-29 stsp if (obj_type != GOT_OBJ_TYPE_ANY) {
1511 dd88155e 2019-06-29 stsp int matched_type;
1512 dd88155e 2019-06-29 stsp err = got_object_get_type(&matched_type, repo,
1513 d7b5a0e8 2022-04-20 stsp &qid->id);
1515 dd88155e 2019-06-29 stsp goto done;
1516 dd88155e 2019-06-29 stsp if (matched_type != obj_type)
1519 4277420a 2019-06-29 stsp if (*unique_id == NULL) {
1520 d7b5a0e8 2022-04-20 stsp *unique_id = got_object_id_dup(&qid->id);
1521 dd88155e 2019-06-29 stsp if (*unique_id == NULL) {
1522 dd88155e 2019-06-29 stsp err = got_error_from_errno("malloc");
1523 dd88155e 2019-06-29 stsp goto done;
1526 d7b5a0e8 2022-04-20 stsp if (got_object_id_cmp(*unique_id,
1527 d7b5a0e8 2022-04-20 stsp &qid->id) == 0)
1528 1accf02b 2020-01-05 stsp continue; /* packed multiple times */
1529 e09a504c 2019-06-28 stsp err = got_error(GOT_ERR_AMBIGUOUS_ID);
1530 561c3678 2019-07-02 stsp goto done;
1535 dd88155e 2019-06-29 stsp got_object_id_queue_free(&matched_ids);
1536 e09a504c 2019-06-28 stsp if (err) {
1537 e09a504c 2019-06-28 stsp free(*unique_id);
1538 e09a504c 2019-06-28 stsp *unique_id = NULL;
1540 e09a504c 2019-06-28 stsp return err;
1543 e09a504c 2019-06-28 stsp static const struct got_error *
1544 4277420a 2019-06-29 stsp match_loose_object(struct got_object_id **unique_id, const char *path_objects,
1545 dd88155e 2019-06-29 stsp const char *object_dir, const char *id_str_prefix, int obj_type,
1546 e09a504c 2019-06-28 stsp struct got_repository *repo)
1548 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1549 e09a504c 2019-06-28 stsp char *path;
1550 e09a504c 2019-06-28 stsp DIR *dir = NULL;
1551 e09a504c 2019-06-28 stsp struct dirent *dent;
1552 e09a504c 2019-06-28 stsp struct got_object_id id;
1554 e09a504c 2019-06-28 stsp if (asprintf(&path, "%s/%s", path_objects, object_dir) == -1) {
1555 e09a504c 2019-06-28 stsp err = got_error_from_errno("asprintf");
1556 e09a504c 2019-06-28 stsp goto done;
1559 e09a504c 2019-06-28 stsp dir = opendir(path);
1560 e09a504c 2019-06-28 stsp if (dir == NULL) {
1561 4277420a 2019-06-29 stsp if (errno == ENOENT) {
1562 4277420a 2019-06-29 stsp err = NULL;
1563 4277420a 2019-06-29 stsp goto done;
1565 e09a504c 2019-06-28 stsp err = got_error_from_errno2("opendir", path);
1566 e09a504c 2019-06-28 stsp goto done;
1568 e09a504c 2019-06-28 stsp while ((dent = readdir(dir)) != NULL) {
1569 e09a504c 2019-06-28 stsp char *id_str;
1572 e09a504c 2019-06-28 stsp if (strcmp(dent->d_name, ".") == 0 ||
1573 e09a504c 2019-06-28 stsp strcmp(dent->d_name, "..") == 0)
1576 e09a504c 2019-06-28 stsp if (asprintf(&id_str, "%s%s", object_dir, dent->d_name) == -1) {
1577 e09a504c 2019-06-28 stsp err = got_error_from_errno("asprintf");
1578 e09a504c 2019-06-28 stsp goto done;
1581 e09a504c 2019-06-28 stsp if (!got_parse_sha1_digest(id.sha1, id_str))
1585 52d1d0d9 2019-07-07 stsp * Directory entries do not necessarily appear in
1586 52d1d0d9 2019-07-07 stsp * sorted order, so we must iterate over all of them.
1588 5903ff6e 2019-06-29 stsp cmp = strncmp(id_str, id_str_prefix, strlen(id_str_prefix));
1589 52d1d0d9 2019-07-07 stsp if (cmp != 0) {
1590 e09a504c 2019-06-28 stsp free(id_str);
1594 e09a504c 2019-06-28 stsp if (*unique_id == NULL) {
1595 dd88155e 2019-06-29 stsp if (obj_type != GOT_OBJ_TYPE_ANY) {
1596 dd88155e 2019-06-29 stsp int matched_type;
1597 dd88155e 2019-06-29 stsp err = got_object_get_type(&matched_type, repo,
1600 dd88155e 2019-06-29 stsp goto done;
1601 dd88155e 2019-06-29 stsp if (matched_type != obj_type)
1604 e09a504c 2019-06-28 stsp *unique_id = got_object_id_dup(&id);
1605 e09a504c 2019-06-28 stsp if (*unique_id == NULL) {
1606 e09a504c 2019-06-28 stsp err = got_error_from_errno("got_object_id_dup");
1607 e09a504c 2019-06-28 stsp free(id_str);
1608 e09a504c 2019-06-28 stsp goto done;
1611 1accf02b 2020-01-05 stsp if (got_object_id_cmp(*unique_id, &id) == 0)
1612 1accf02b 2020-01-05 stsp continue; /* both packed and loose */
1613 e09a504c 2019-06-28 stsp err = got_error(GOT_ERR_AMBIGUOUS_ID);
1614 e09a504c 2019-06-28 stsp free(id_str);
1615 e09a504c 2019-06-28 stsp goto done;
1619 b2df341b 2019-06-29 stsp if (dir && closedir(dir) != 0 && err == NULL)
1620 b2df341b 2019-06-29 stsp err = got_error_from_errno("closedir");
1621 e09a504c 2019-06-28 stsp if (err) {
1622 e09a504c 2019-06-28 stsp free(*unique_id);
1623 e09a504c 2019-06-28 stsp *unique_id = NULL;
1625 e09a504c 2019-06-28 stsp free(path);
1626 e09a504c 2019-06-28 stsp return err;
1629 e09a504c 2019-06-28 stsp const struct got_error *
1630 4277420a 2019-06-29 stsp got_repo_match_object_id_prefix(struct got_object_id **id,
1631 dd88155e 2019-06-29 stsp const char *id_str_prefix, int obj_type, struct got_repository *repo)
1633 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1634 e09a504c 2019-06-28 stsp char *path_objects = got_repo_get_path_objects(repo);
1635 e09a504c 2019-06-28 stsp char *object_dir = NULL;
1636 e09a504c 2019-06-28 stsp size_t len;
1639 4277420a 2019-06-29 stsp *id = NULL;
1641 0e6ab4b2 2022-03-10 stsp len = strlen(id_str_prefix);
1642 0e6ab4b2 2022-03-10 stsp if (len > SHA1_DIGEST_STRING_LENGTH - 1)
1643 0e6ab4b2 2022-03-10 stsp return got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1645 0e6ab4b2 2022-03-10 stsp for (i = 0; i < len; i++) {
1646 4277420a 2019-06-29 stsp if (isxdigit((unsigned char)id_str_prefix[i]))
1648 6dd1ece6 2019-11-10 stsp return got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1651 e09a504c 2019-06-28 stsp if (len >= 2) {
1652 dd88155e 2019-06-29 stsp err = match_packed_object(id, repo, id_str_prefix, obj_type);
1654 83c8b3b8 2019-06-29 stsp goto done;
1655 e09a504c 2019-06-28 stsp object_dir = strndup(id_str_prefix, 2);
1656 83c8b3b8 2019-06-29 stsp if (object_dir == NULL) {
1657 83c8b3b8 2019-06-29 stsp err = got_error_from_errno("strdup");
1658 83c8b3b8 2019-06-29 stsp goto done;
1660 4277420a 2019-06-29 stsp err = match_loose_object(id, path_objects, object_dir,
1661 dd88155e 2019-06-29 stsp id_str_prefix, obj_type, repo);
1662 e09a504c 2019-06-28 stsp } else if (len == 1) {
1664 e09a504c 2019-06-28 stsp for (i = 0; i < 0xf; i++) {
1665 e09a504c 2019-06-28 stsp if (asprintf(&object_dir, "%s%.1x", id_str_prefix, i)
1667 83c8b3b8 2019-06-29 stsp err = got_error_from_errno("asprintf");
1668 83c8b3b8 2019-06-29 stsp goto done;
1670 dd88155e 2019-06-29 stsp err = match_packed_object(id, repo, object_dir,
1671 dd88155e 2019-06-29 stsp obj_type);
1673 83c8b3b8 2019-06-29 stsp goto done;
1674 4277420a 2019-06-29 stsp err = match_loose_object(id, path_objects, object_dir,
1675 dd88155e 2019-06-29 stsp id_str_prefix, obj_type, repo);
1677 83c8b3b8 2019-06-29 stsp goto done;
1680 6dd1ece6 2019-11-10 stsp err = got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1681 83c8b3b8 2019-06-29 stsp goto done;
1684 e09a504c 2019-06-28 stsp free(object_dir);
1685 4277420a 2019-06-29 stsp if (err) {
1686 4277420a 2019-06-29 stsp free(*id);
1687 4277420a 2019-06-29 stsp *id = NULL;
1688 138e4f47 2021-10-09 stsp } else if (*id == NULL) {
1689 138e4f47 2021-10-09 stsp switch (obj_type) {
1690 138e4f47 2021-10-09 stsp case GOT_OBJ_TYPE_BLOB:
1691 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1692 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_BLOB, id_str_prefix);
1694 138e4f47 2021-10-09 stsp case GOT_OBJ_TYPE_TREE:
1695 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1696 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_TREE, id_str_prefix);
1698 138e4f47 2021-10-09 stsp case GOT_OBJ_TYPE_COMMIT:
1699 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1700 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_COMMIT, id_str_prefix);
1702 138e4f47 2021-10-09 stsp case GOT_OBJ_TYPE_TAG:
1703 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1704 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_TAG, id_str_prefix);
1707 138e4f47 2021-10-09 stsp err = got_error_path(id_str_prefix, GOT_ERR_NO_OBJ);
1712 303e2782 2019-08-09 stsp return err;
1715 303e2782 2019-08-09 stsp const struct got_error *
1716 71a27632 2020-01-15 stsp got_repo_match_object_id(struct got_object_id **id, char **label,
1717 84de9106 2020-12-26 stsp const char *id_str, int obj_type, struct got_reflist_head *refs,
1718 71a27632 2020-01-15 stsp struct got_repository *repo)
1720 71a27632 2020-01-15 stsp const struct got_error *err;
1721 71a27632 2020-01-15 stsp struct got_tag_object *tag;
1722 71a27632 2020-01-15 stsp struct got_reference *ref = NULL;
1724 71a27632 2020-01-15 stsp *id = NULL;
1725 71a27632 2020-01-15 stsp if (label)
1726 71a27632 2020-01-15 stsp *label = NULL;
1728 84de9106 2020-12-26 stsp if (refs) {
1729 237cfda1 2021-10-08 stsp err = got_repo_object_match_tag(&tag, id_str, obj_type,
1730 84de9106 2020-12-26 stsp refs, repo);
1731 71a27632 2020-01-15 stsp if (err == NULL) {
1732 71a27632 2020-01-15 stsp *id = got_object_id_dup(
1733 71a27632 2020-01-15 stsp got_object_tag_get_object_id(tag));
1734 71a27632 2020-01-15 stsp if (*id == NULL)
1735 71a27632 2020-01-15 stsp err = got_error_from_errno("got_object_id_dup");
1736 71a27632 2020-01-15 stsp else if (label && asprintf(label, "refs/tags/%s",
1737 71a27632 2020-01-15 stsp got_object_tag_get_name(tag)) == -1) {
1738 71a27632 2020-01-15 stsp err = got_error_from_errno("asprintf");
1739 71a27632 2020-01-15 stsp free(*id);
1740 71a27632 2020-01-15 stsp *id = NULL;
1742 71a27632 2020-01-15 stsp got_object_tag_close(tag);
1743 71a27632 2020-01-15 stsp return err;
1744 71a27632 2020-01-15 stsp } else if (err->code != GOT_ERR_OBJ_TYPE &&
1745 71a27632 2020-01-15 stsp err->code != GOT_ERR_NO_OBJ)
1746 71a27632 2020-01-15 stsp return err;
1749 0ed2285b 2022-03-09 stsp err = got_ref_open(&ref, repo, id_str, 0);
1750 0ed2285b 2022-03-09 stsp if (err == NULL) {
1751 0ed2285b 2022-03-09 stsp err = got_ref_resolve(id, repo, ref);
1753 71a27632 2020-01-15 stsp goto done;
1754 71a27632 2020-01-15 stsp if (label) {
1755 71a27632 2020-01-15 stsp *label = strdup(got_ref_get_name(ref));
1756 71a27632 2020-01-15 stsp if (*label == NULL) {
1757 71a27632 2020-01-15 stsp err = got_error_from_errno("strdup");
1758 71a27632 2020-01-15 stsp goto done;
1762 0ed2285b 2022-03-09 stsp if (err->code != GOT_ERR_NOT_REF &&
1763 0ed2285b 2022-03-09 stsp err->code != GOT_ERR_BAD_REF_NAME)
1764 71a27632 2020-01-15 stsp goto done;
1765 0ed2285b 2022-03-09 stsp err = got_repo_match_object_id_prefix(id, id_str,
1766 0ed2285b 2022-03-09 stsp obj_type, repo);
1767 0ed2285b 2022-03-09 stsp if (err) {
1768 0ed2285b 2022-03-09 stsp if (err->code == GOT_ERR_BAD_OBJ_ID_STR)
1769 0ed2285b 2022-03-09 stsp err = got_error_not_ref(id_str);
1770 0ed2285b 2022-03-09 stsp goto done;
1772 0ed2285b 2022-03-09 stsp if (label) {
1773 0ed2285b 2022-03-09 stsp err = got_object_id_str(label, *id);
1774 0ed2285b 2022-03-09 stsp if (*label == NULL) {
1775 0ed2285b 2022-03-09 stsp err = got_error_from_errno("strdup");
1776 0ed2285b 2022-03-09 stsp goto done;
1782 71a27632 2020-01-15 stsp got_ref_close(ref);
1783 71a27632 2020-01-15 stsp return err;
1786 71a27632 2020-01-15 stsp const struct got_error *
1787 303e2782 2019-08-09 stsp got_repo_object_match_tag(struct got_tag_object **tag, const char *name,
1788 84de9106 2020-12-26 stsp int obj_type, struct got_reflist_head *refs, struct got_repository *repo)
1790 84de9106 2020-12-26 stsp const struct got_error *err = NULL;
1791 303e2782 2019-08-09 stsp struct got_reflist_entry *re;
1792 303e2782 2019-08-09 stsp struct got_object_id *tag_id;
1793 785d65a4 2020-12-05 stsp int name_is_absolute = (strncmp(name, "refs/", 5) == 0);
1795 303e2782 2019-08-09 stsp *tag = NULL;
1797 d9dff0e5 2020-12-26 stsp TAILQ_FOREACH(re, refs, entry) {
1798 303e2782 2019-08-09 stsp const char *refname;
1799 303e2782 2019-08-09 stsp refname = got_ref_get_name(re->ref);
1800 29606af7 2019-08-23 stsp if (got_ref_is_symbolic(re->ref))
1802 84de9106 2020-12-26 stsp if (strncmp(refname, "refs/tags/", 10) != 0)
1804 785d65a4 2020-12-05 stsp if (!name_is_absolute)
1805 785d65a4 2020-12-05 stsp refname += strlen("refs/tags/");
1806 303e2782 2019-08-09 stsp if (strcmp(refname, name) != 0)
1808 303e2782 2019-08-09 stsp err = got_ref_resolve(&tag_id, repo, re->ref);
1811 303e2782 2019-08-09 stsp err = got_object_open_as_tag(tag, repo, tag_id);
1812 303e2782 2019-08-09 stsp free(tag_id);
1815 d24820bf 2019-08-11 stsp if (obj_type == GOT_OBJ_TYPE_ANY ||
1816 d24820bf 2019-08-11 stsp got_object_tag_get_object_type(*tag) == obj_type)
1818 303e2782 2019-08-09 stsp got_object_tag_close(*tag);
1819 303e2782 2019-08-09 stsp *tag = NULL;
1822 303e2782 2019-08-09 stsp if (err == NULL && *tag == NULL)
1823 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1824 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_TAG, name);
1825 e09a504c 2019-06-28 stsp return err;
1828 3ce1b845 2019-07-15 stsp static const struct got_error *
1829 3ce1b845 2019-07-15 stsp alloc_added_blob_tree_entry(struct got_tree_entry **new_te,
1830 3ce1b845 2019-07-15 stsp const char *name, mode_t mode, struct got_object_id *blob_id)
1832 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1834 3ce1b845 2019-07-15 stsp *new_te = NULL;
1836 3ce1b845 2019-07-15 stsp *new_te = calloc(1, sizeof(**new_te));
1837 3ce1b845 2019-07-15 stsp if (*new_te == NULL)
1838 3ce1b845 2019-07-15 stsp return got_error_from_errno("calloc");
1840 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, name, sizeof((*new_te)->name)) >=
1841 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
1842 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
1843 3ce1b845 2019-07-15 stsp goto done;
1846 e8863bdc 2020-07-23 stsp if (S_ISLNK(mode)) {
1847 e8863bdc 2020-07-23 stsp (*new_te)->mode = S_IFLNK;
1849 e8863bdc 2020-07-23 stsp (*new_te)->mode = S_IFREG;
1850 e8863bdc 2020-07-23 stsp (*new_te)->mode |= (mode & (S_IRWXU | S_IRWXG | S_IRWXO));
1852 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, blob_id, sizeof((*new_te)->id));
1854 3ce1b845 2019-07-15 stsp if (err && *new_te) {
1855 56e0773d 2019-11-28 stsp free(*new_te);
1856 3ce1b845 2019-07-15 stsp *new_te = NULL;
1858 3ce1b845 2019-07-15 stsp return err;
1861 3ce1b845 2019-07-15 stsp static const struct got_error *
1862 3ce1b845 2019-07-15 stsp import_file(struct got_tree_entry **new_te, struct dirent *de,
1863 3ce1b845 2019-07-15 stsp const char *path, struct got_repository *repo)
1865 3ce1b845 2019-07-15 stsp const struct got_error *err;
1866 3ce1b845 2019-07-15 stsp struct got_object_id *blob_id = NULL;
1867 3ce1b845 2019-07-15 stsp char *filepath;
1868 3ce1b845 2019-07-15 stsp struct stat sb;
1870 3ce1b845 2019-07-15 stsp if (asprintf(&filepath, "%s%s%s", path,
1871 3ce1b845 2019-07-15 stsp path[0] == '\0' ? "" : "/", de->d_name) == -1)
1872 3ce1b845 2019-07-15 stsp return got_error_from_errno("asprintf");
1874 3ce1b845 2019-07-15 stsp if (lstat(filepath, &sb) != 0) {
1875 3ce1b845 2019-07-15 stsp err = got_error_from_errno2("lstat", path);
1876 3ce1b845 2019-07-15 stsp goto done;
1879 3ce1b845 2019-07-15 stsp err = got_object_blob_create(&blob_id, filepath, repo);
1881 3ce1b845 2019-07-15 stsp goto done;
1883 3ce1b845 2019-07-15 stsp err = alloc_added_blob_tree_entry(new_te, de->d_name, sb.st_mode,
1886 3ce1b845 2019-07-15 stsp free(filepath);
1888 3ce1b845 2019-07-15 stsp free(blob_id);
1889 3ce1b845 2019-07-15 stsp return err;
1892 3ce1b845 2019-07-15 stsp static const struct got_error *
1893 3ce1b845 2019-07-15 stsp insert_tree_entry(struct got_tree_entry *new_te,
1894 3ce1b845 2019-07-15 stsp struct got_pathlist_head *paths)
1896 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1897 3ce1b845 2019-07-15 stsp struct got_pathlist_entry *new_pe;
1899 3ce1b845 2019-07-15 stsp err = got_pathlist_insert(&new_pe, paths, new_te->name, new_te);
1901 3ce1b845 2019-07-15 stsp return err;
1902 3ce1b845 2019-07-15 stsp if (new_pe == NULL)
1903 3ce1b845 2019-07-15 stsp return got_error(GOT_ERR_TREE_DUP_ENTRY);
1904 3ce1b845 2019-07-15 stsp return NULL;
1907 3ce1b845 2019-07-15 stsp static const struct got_error *write_tree(struct got_object_id **,
1908 3ce1b845 2019-07-15 stsp const char *, struct got_pathlist_head *, struct got_repository *,
1909 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg);
1911 3ce1b845 2019-07-15 stsp static const struct got_error *
1912 3ce1b845 2019-07-15 stsp import_subdir(struct got_tree_entry **new_te, struct dirent *de,
1913 3ce1b845 2019-07-15 stsp const char *path, struct got_pathlist_head *ignores,
1914 3ce1b845 2019-07-15 stsp struct got_repository *repo,
1915 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg)
1917 3ce1b845 2019-07-15 stsp const struct got_error *err;
1918 56e0773d 2019-11-28 stsp struct got_object_id *id = NULL;
1919 3ce1b845 2019-07-15 stsp char *subdirpath;
1921 3ce1b845 2019-07-15 stsp if (asprintf(&subdirpath, "%s%s%s", path,
1922 3ce1b845 2019-07-15 stsp path[0] == '\0' ? "" : "/", de->d_name) == -1)
1923 3ce1b845 2019-07-15 stsp return got_error_from_errno("asprintf");
1925 3ce1b845 2019-07-15 stsp (*new_te) = calloc(1, sizeof(**new_te));
1926 d6fca0ba 2019-09-15 hiltjo if (*new_te == NULL)
1927 d6fca0ba 2019-09-15 hiltjo return got_error_from_errno("calloc");
1928 3ce1b845 2019-07-15 stsp (*new_te)->mode = S_IFDIR;
1929 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, de->d_name, sizeof((*new_te)->name)) >=
1930 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
1931 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
1932 3ce1b845 2019-07-15 stsp goto done;
1934 56e0773d 2019-11-28 stsp err = write_tree(&id, subdirpath, ignores, repo,
1935 3ce1b845 2019-07-15 stsp progress_cb, progress_arg);
1937 56e0773d 2019-11-28 stsp goto done;
1938 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, id, sizeof((*new_te)->id));
1942 3ce1b845 2019-07-15 stsp free(subdirpath);
1943 3ce1b845 2019-07-15 stsp if (err) {
1944 56e0773d 2019-11-28 stsp free(*new_te);
1945 3ce1b845 2019-07-15 stsp *new_te = NULL;
1947 3ce1b845 2019-07-15 stsp return err;
1950 3ce1b845 2019-07-15 stsp static const struct got_error *
1951 3ce1b845 2019-07-15 stsp write_tree(struct got_object_id **new_tree_id, const char *path_dir,
1952 3ce1b845 2019-07-15 stsp struct got_pathlist_head *ignores, struct got_repository *repo,
1953 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg)
1955 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1957 3ce1b845 2019-07-15 stsp struct dirent *de;
1958 56e0773d 2019-11-28 stsp int nentries;
1959 3ce1b845 2019-07-15 stsp struct got_tree_entry *new_te = NULL;
1960 3ce1b845 2019-07-15 stsp struct got_pathlist_head paths;
1961 3ce1b845 2019-07-15 stsp struct got_pathlist_entry *pe;
1963 3ce1b845 2019-07-15 stsp *new_tree_id = NULL;
1965 3ce1b845 2019-07-15 stsp TAILQ_INIT(&paths);
1967 3ce1b845 2019-07-15 stsp dir = opendir(path_dir);
1968 3ce1b845 2019-07-15 stsp if (dir == NULL) {
1969 3ce1b845 2019-07-15 stsp err = got_error_from_errno2("opendir", path_dir);
1970 3ce1b845 2019-07-15 stsp goto done;
1973 56e0773d 2019-11-28 stsp nentries = 0;
1974 3ce1b845 2019-07-15 stsp while ((de = readdir(dir)) != NULL) {
1975 3ce1b845 2019-07-15 stsp int ignore = 0;
1978 3ce1b845 2019-07-15 stsp if (strcmp(de->d_name, ".") == 0 ||
1979 3ce1b845 2019-07-15 stsp strcmp(de->d_name, "..") == 0)
1982 3ce1b845 2019-07-15 stsp TAILQ_FOREACH(pe, ignores, entry) {
1983 3ce1b845 2019-07-15 stsp if (fnmatch(pe->path, de->d_name, 0) == 0) {
1984 3ce1b845 2019-07-15 stsp ignore = 1;
1988 3ce1b845 2019-07-15 stsp if (ignore)
1991 20ccae39 2020-07-21 stsp err = got_path_dirent_type(&type, path_dir, de);
1993 20ccae39 2020-07-21 stsp goto done;
1995 20ccae39 2020-07-21 stsp if (type == DT_DIR) {
1996 3ce1b845 2019-07-15 stsp err = import_subdir(&new_te, de, path_dir,
1997 3ce1b845 2019-07-15 stsp ignores, repo, progress_cb, progress_arg);
1998 db1d3576 2019-10-04 stsp if (err) {
1999 db1d3576 2019-10-04 stsp if (err->code != GOT_ERR_NO_TREE_ENTRY)
2000 db1d3576 2019-10-04 stsp goto done;
2001 db1d3576 2019-10-04 stsp err = NULL;
2004 e8863bdc 2020-07-23 stsp } else if (type == DT_REG || type == DT_LNK) {
2005 3ce1b845 2019-07-15 stsp err = import_file(&new_te, de, path_dir, repo);
2007 3ce1b845 2019-07-15 stsp goto done;
2011 3ce1b845 2019-07-15 stsp err = insert_tree_entry(new_te, &paths);
2013 3ce1b845 2019-07-15 stsp goto done;
2014 56e0773d 2019-11-28 stsp nentries++;
2017 db1d3576 2019-10-04 stsp if (TAILQ_EMPTY(&paths)) {
2018 b66cd6f3 2020-07-31 stsp err = got_error_msg(GOT_ERR_NO_TREE_ENTRY,
2019 b66cd6f3 2020-07-31 stsp "cannot create tree without any entries");
2020 db1d3576 2019-10-04 stsp goto done;
2023 3ce1b845 2019-07-15 stsp TAILQ_FOREACH(pe, &paths, entry) {
2024 3ce1b845 2019-07-15 stsp struct got_tree_entry *te = pe->data;
2025 3ce1b845 2019-07-15 stsp char *path;
2026 e8863bdc 2020-07-23 stsp if (!S_ISREG(te->mode) && !S_ISLNK(te->mode))
2028 3ce1b845 2019-07-15 stsp if (asprintf(&path, "%s/%s", path_dir, pe->path) == -1) {
2029 3ce1b845 2019-07-15 stsp err = got_error_from_errno("asprintf");
2030 3ce1b845 2019-07-15 stsp goto done;
2032 3ce1b845 2019-07-15 stsp err = (*progress_cb)(progress_arg, path);
2033 3ce1b845 2019-07-15 stsp free(path);
2035 3ce1b845 2019-07-15 stsp goto done;
2038 56e0773d 2019-11-28 stsp err = got_object_tree_create(new_tree_id, &paths, nentries, repo);
2041 3ce1b845 2019-07-15 stsp closedir(dir);
2042 3ce1b845 2019-07-15 stsp got_pathlist_free(&paths);
2043 3ce1b845 2019-07-15 stsp return err;
2046 3ce1b845 2019-07-15 stsp const struct got_error *
2047 3ce1b845 2019-07-15 stsp got_repo_import(struct got_object_id **new_commit_id, const char *path_dir,
2048 3ce1b845 2019-07-15 stsp const char *logmsg, const char *author, struct got_pathlist_head *ignores,
2049 3ce1b845 2019-07-15 stsp struct got_repository *repo, got_repo_import_cb progress_cb,
2050 3ce1b845 2019-07-15 stsp void *progress_arg)
2052 3ce1b845 2019-07-15 stsp const struct got_error *err;
2053 3ce1b845 2019-07-15 stsp struct got_object_id *new_tree_id;
2055 3ce1b845 2019-07-15 stsp err = write_tree(&new_tree_id, path_dir, ignores, repo,
2056 3ce1b845 2019-07-15 stsp progress_cb, progress_arg);
2058 3ce1b845 2019-07-15 stsp return err;
2060 3ce1b845 2019-07-15 stsp err = got_object_commit_create(new_commit_id, new_tree_id, NULL, 0,
2061 3ce1b845 2019-07-15 stsp author, time(NULL), author, time(NULL), logmsg, repo);
2062 3ce1b845 2019-07-15 stsp free(new_tree_id);
2063 20662ea0 2021-04-10 stsp return err;
2066 20662ea0 2021-04-10 stsp const struct got_error *
2067 20662ea0 2021-04-10 stsp got_repo_get_loose_object_info(int *nobjects, off_t *ondisk_size,
2068 20662ea0 2021-04-10 stsp struct got_repository *repo)
2070 20662ea0 2021-04-10 stsp const struct got_error *err = NULL;
2071 20662ea0 2021-04-10 stsp char *path_objects = NULL, *path = NULL;
2072 20662ea0 2021-04-10 stsp DIR *dir = NULL;
2073 20662ea0 2021-04-10 stsp struct got_object_id id;
2076 20662ea0 2021-04-10 stsp *nobjects = 0;
2077 20662ea0 2021-04-10 stsp *ondisk_size = 0;
2079 20662ea0 2021-04-10 stsp path_objects = got_repo_get_path_objects(repo);
2080 20662ea0 2021-04-10 stsp if (path_objects == NULL)
2081 20662ea0 2021-04-10 stsp return got_error_from_errno("got_repo_get_path_objects");
2083 20662ea0 2021-04-10 stsp for (i = 0; i <= 0xff; i++) {
2084 20662ea0 2021-04-10 stsp struct dirent *dent;
2086 20662ea0 2021-04-10 stsp if (asprintf(&path, "%s/%.2x", path_objects, i) == -1) {
2087 20662ea0 2021-04-10 stsp err = got_error_from_errno("asprintf");
2091 20662ea0 2021-04-10 stsp dir = opendir(path);
2092 20662ea0 2021-04-10 stsp if (dir == NULL) {
2093 20662ea0 2021-04-10 stsp if (errno == ENOENT) {
2094 20662ea0 2021-04-10 stsp err = NULL;
2097 20662ea0 2021-04-10 stsp err = got_error_from_errno2("opendir", path);
2101 20662ea0 2021-04-10 stsp while ((dent = readdir(dir)) != NULL) {
2102 20662ea0 2021-04-10 stsp char *id_str;
2104 20662ea0 2021-04-10 stsp struct stat sb;
2106 20662ea0 2021-04-10 stsp if (strcmp(dent->d_name, ".") == 0 ||
2107 20662ea0 2021-04-10 stsp strcmp(dent->d_name, "..") == 0)
2110 20662ea0 2021-04-10 stsp if (asprintf(&id_str, "%.2x%s", i, dent->d_name) == -1) {
2111 20662ea0 2021-04-10 stsp err = got_error_from_errno("asprintf");
2112 20662ea0 2021-04-10 stsp goto done;
2115 20662ea0 2021-04-10 stsp if (!got_parse_sha1_digest(id.sha1, id_str)) {
2116 20662ea0 2021-04-10 stsp free(id_str);
2119 20662ea0 2021-04-10 stsp free(id_str);
2121 20662ea0 2021-04-10 stsp err = got_object_open_loose_fd(&fd, &id, repo);
2123 20662ea0 2021-04-10 stsp goto done;
2125 20662ea0 2021-04-10 stsp if (fstat(fd, &sb) == -1) {
2126 20662ea0 2021-04-10 stsp err = got_error_from_errno("fstat");
2127 20662ea0 2021-04-10 stsp close(fd);
2128 20662ea0 2021-04-10 stsp goto done;
2130 20662ea0 2021-04-10 stsp (*nobjects)++;
2131 20662ea0 2021-04-10 stsp (*ondisk_size) += sb.st_size;
2133 20662ea0 2021-04-10 stsp if (close(fd) == -1) {
2134 20662ea0 2021-04-10 stsp err = got_error_from_errno("close");
2135 20662ea0 2021-04-10 stsp goto done;
2139 20662ea0 2021-04-10 stsp if (closedir(dir) != 0) {
2140 20662ea0 2021-04-10 stsp err = got_error_from_errno("closedir");
2141 20662ea0 2021-04-10 stsp goto done;
2143 20662ea0 2021-04-10 stsp dir = NULL;
2145 20662ea0 2021-04-10 stsp free(path);
2146 20662ea0 2021-04-10 stsp path = NULL;
2149 20662ea0 2021-04-10 stsp if (dir && closedir(dir) != 0 && err == NULL)
2150 20662ea0 2021-04-10 stsp err = got_error_from_errno("closedir");
2152 20662ea0 2021-04-10 stsp if (err) {
2153 20662ea0 2021-04-10 stsp *nobjects = 0;
2154 20662ea0 2021-04-10 stsp *ondisk_size = 0;
2156 20662ea0 2021-04-10 stsp free(path_objects);
2157 20662ea0 2021-04-10 stsp free(path);
2158 3ce1b845 2019-07-15 stsp return err;
2161 20662ea0 2021-04-10 stsp const struct got_error *
2162 20662ea0 2021-04-10 stsp got_repo_get_packfile_info(int *npackfiles, int *nobjects,
2163 20662ea0 2021-04-10 stsp off_t *total_packsize, struct got_repository *repo)
2165 0c9eeee2 2021-06-05 stsp const struct got_error *err = NULL;
2166 20662ea0 2021-04-10 stsp DIR *packdir = NULL;
2167 20662ea0 2021-04-10 stsp struct dirent *dent;
2168 20662ea0 2021-04-10 stsp struct got_packidx *packidx = NULL;
2169 20662ea0 2021-04-10 stsp char *path_packidx;
2170 20662ea0 2021-04-10 stsp char *path_packfile;
2171 20662ea0 2021-04-10 stsp int packdir_fd;
2172 20662ea0 2021-04-10 stsp struct stat sb;
2174 20662ea0 2021-04-10 stsp *npackfiles = 0;
2175 20662ea0 2021-04-10 stsp *nobjects = 0;
2176 20662ea0 2021-04-10 stsp *total_packsize = 0;
2178 20662ea0 2021-04-10 stsp packdir_fd = openat(got_repo_get_fd(repo),
2179 20662ea0 2021-04-10 stsp GOT_OBJECTS_PACK_DIR, O_DIRECTORY);
2180 20662ea0 2021-04-10 stsp if (packdir_fd == -1) {
2181 20662ea0 2021-04-10 stsp return got_error_from_errno_fmt("openat: %s/%s",
2182 20662ea0 2021-04-10 stsp got_repo_get_path_git_dir(repo),
2183 20662ea0 2021-04-10 stsp GOT_OBJECTS_PACK_DIR);
2186 20662ea0 2021-04-10 stsp packdir = fdopendir(packdir_fd);
2187 20662ea0 2021-04-10 stsp if (packdir == NULL) {
2188 20662ea0 2021-04-10 stsp err = got_error_from_errno("fdopendir");
2189 20662ea0 2021-04-10 stsp goto done;
2192 20662ea0 2021-04-10 stsp while ((dent = readdir(packdir)) != NULL) {
2193 1124fe40 2021-07-07 stsp if (!got_repo_is_packidx_filename(dent->d_name, dent->d_namlen))
2196 20662ea0 2021-04-10 stsp if (asprintf(&path_packidx, "%s/%s", GOT_OBJECTS_PACK_DIR,
2197 20662ea0 2021-04-10 stsp dent->d_name) == -1) {
2198 20662ea0 2021-04-10 stsp err = got_error_from_errno("asprintf");
2199 20662ea0 2021-04-10 stsp goto done;
2202 20662ea0 2021-04-10 stsp err = got_packidx_open(&packidx, got_repo_get_fd(repo),
2203 20662ea0 2021-04-10 stsp path_packidx, 0);
2204 20662ea0 2021-04-10 stsp free(path_packidx);
2206 20662ea0 2021-04-10 stsp goto done;
2208 20662ea0 2021-04-10 stsp if (fstat(packidx->fd, &sb) == -1)
2209 20662ea0 2021-04-10 stsp goto done;
2210 20662ea0 2021-04-10 stsp *total_packsize += sb.st_size;
2212 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
2213 aea75d87 2021-07-06 stsp packidx->path_packidx);
2215 20662ea0 2021-04-10 stsp goto done;
2217 20662ea0 2021-04-10 stsp if (fstatat(got_repo_get_fd(repo), path_packfile, &sb,
2218 20662ea0 2021-04-10 stsp 0) == -1) {
2219 20662ea0 2021-04-10 stsp free(path_packfile);
2220 20662ea0 2021-04-10 stsp goto done;
2222 20662ea0 2021-04-10 stsp free(path_packfile);
2223 20662ea0 2021-04-10 stsp *total_packsize += sb.st_size;
2225 20662ea0 2021-04-10 stsp *nobjects += be32toh(packidx->hdr.fanout_table[0xff]);
2227 20662ea0 2021-04-10 stsp (*npackfiles)++;
2229 20662ea0 2021-04-10 stsp got_packidx_close(packidx);
2230 20662ea0 2021-04-10 stsp packidx = NULL;
2233 20662ea0 2021-04-10 stsp if (packidx)
2234 20662ea0 2021-04-10 stsp got_packidx_close(packidx);
2235 20662ea0 2021-04-10 stsp if (packdir && closedir(packdir) != 0 && err == NULL)
2236 20662ea0 2021-04-10 stsp err = got_error_from_errno("closedir");
2237 20662ea0 2021-04-10 stsp if (err) {
2238 20662ea0 2021-04-10 stsp *npackfiles = 0;
2239 20662ea0 2021-04-10 stsp *nobjects = 0;
2240 20662ea0 2021-04-10 stsp *total_packsize = 0;
2242 20662ea0 2021-04-10 stsp return err;
2245 f8b19efd 2021-10-13 stsp RB_GENERATE(got_packidx_bloom_filter_tree, got_packidx_bloom_filter, entry,
2246 f8b19efd 2021-10-13 stsp got_packidx_bloom_filter_cmp);
