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 69c6accf 2023-02-04 op #include <sha2.h>
36 4027f31a 2017-11-04 stsp #include <string.h>
37 303e14b5 2019-09-23 stsp #include <time.h>
38 81a12da5 2020-09-09 naddy #include <unistd.h>
39 79b11c62 2018-03-09 stsp #include <zlib.h>
40 85f51bba 2018-07-16 stsp #include <errno.h>
41 85f51bba 2018-07-16 stsp #include <libgen.h>
42 ad242220 2018-09-08 stsp #include <stdint.h>
43 ad242220 2018-09-08 stsp #include <imsg.h>
44 c442a90d 2019-03-10 stsp #include <uuid.h>
46 b343c297 2021-10-11 stsp #include "bloom.h"
48 4027f31a 2017-11-04 stsp #include "got_error.h"
49 5261c201 2018-04-01 stsp #include "got_reference.h"
50 4027f31a 2017-11-04 stsp #include "got_repository.h"
51 1dd54920 2019-05-11 stsp #include "got_path.h"
52 e6209546 2019-08-22 stsp #include "got_cancel.h"
53 7bb0daa1 2018-06-21 stsp #include "got_object.h"
54 57160834 2022-05-31 stsp #include "got_opentemp.h"
56 718b3ab0 2018-03-17 stsp #include "got_lib_delta.h"
57 13b2bc37 2022-10-23 stsp #include "got_lib_delta_cache.h"
58 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
59 718b3ab0 2018-03-17 stsp #include "got_lib_object.h"
60 3ce1b845 2019-07-15 stsp #include "got_lib_object_parse.h"
61 3ce1b845 2019-07-15 stsp #include "got_lib_object_create.h"
62 718b3ab0 2018-03-17 stsp #include "got_lib_pack.h"
63 876c234b 2018-09-10 stsp #include "got_lib_privsep.h"
64 1362b0e3 2023-02-04 op #include "got_lib_hash.h"
65 6bef87be 2018-09-11 stsp #include "got_lib_object_cache.h"
66 6bef87be 2018-09-11 stsp #include "got_lib_repository.h"
67 50b0790e 2020-09-11 stsp #include "got_lib_gotconfig.h"
69 79b11c62 2018-03-09 stsp #ifndef nitems
70 79b11c62 2018-03-09 stsp #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
73 0ae84acc 2022-06-15 tracey #define GOT_PACK_NUM_TEMPFILES GOT_PACK_CACHE_SIZE * 2
75 f8b19efd 2021-10-13 stsp RB_PROTOTYPE(got_packidx_bloom_filter_tree, got_packidx_bloom_filter, entry,
76 f8b19efd 2021-10-13 stsp got_packidx_bloom_filter_cmp);
78 7839bc15 2019-01-06 stsp const char *
79 86c3caaf 2018-03-09 stsp got_repo_get_path(struct got_repository *repo)
81 7839bc15 2019-01-06 stsp return repo->path;
84 6e9da951 2019-01-06 stsp const char *
85 11995603 2017-11-05 stsp got_repo_get_path_git_dir(struct got_repository *repo)
87 6e9da951 2019-01-06 stsp return repo->path_git_dir;
91 6d5a9006 2020-12-16 yzhong got_repo_get_fd(struct got_repository *repo)
93 6d5a9006 2020-12-16 yzhong return repo->gitdir_fd;
96 baf338b8 2023-02-04 op enum got_hash_algorithm
97 baf338b8 2023-02-04 op got_repo_get_hash_algorithm(struct got_repository *repo)
99 baf338b8 2023-02-04 op return repo->algo;
102 aba9c984 2019-09-08 stsp const char *
103 aba9c984 2019-09-08 stsp got_repo_get_gitconfig_author_name(struct got_repository *repo)
105 aba9c984 2019-09-08 stsp return repo->gitconfig_author_name;
108 aba9c984 2019-09-08 stsp const char *
109 aba9c984 2019-09-08 stsp got_repo_get_gitconfig_author_email(struct got_repository *repo)
111 aba9c984 2019-09-08 stsp return repo->gitconfig_author_email;
114 c9956ddf 2019-09-08 stsp const char *
115 c9956ddf 2019-09-08 stsp got_repo_get_global_gitconfig_author_name(struct got_repository *repo)
117 c9956ddf 2019-09-08 stsp return repo->global_gitconfig_author_name;
120 c9956ddf 2019-09-08 stsp const char *
121 c9956ddf 2019-09-08 stsp got_repo_get_global_gitconfig_author_email(struct got_repository *repo)
123 c9956ddf 2019-09-08 stsp return repo->global_gitconfig_author_email;
126 9a1cc63f 2020-02-03 stsp const char *
127 9a1cc63f 2020-02-03 stsp got_repo_get_gitconfig_owner(struct got_repository *repo)
129 9a1cc63f 2020-02-03 stsp return repo->gitconfig_owner;
133 9188bd78 2021-07-03 stsp got_repo_get_gitconfig_extensions(char ***extensions, int *nextensions,
134 9188bd78 2021-07-03 stsp struct got_repository *repo)
136 9188bd78 2021-07-03 stsp *extensions = repo->extensions;
137 9188bd78 2021-07-03 stsp *nextensions = repo->nextensions;
141 04ca23f4 2018-07-16 stsp got_repo_is_bare(struct got_repository *repo)
143 04ca23f4 2018-07-16 stsp return (strcmp(repo->path, repo->path_git_dir) == 0);
146 4027f31a 2017-11-04 stsp static char *
147 4027f31a 2017-11-04 stsp get_path_git_child(struct got_repository *repo, const char *basename)
149 4027f31a 2017-11-04 stsp char *path_child;
151 4986b9d5 2018-03-12 stsp if (asprintf(&path_child, "%s/%s", repo->path_git_dir,
152 4027f31a 2017-11-04 stsp basename) == -1)
153 4027f31a 2017-11-04 stsp return NULL;
155 4027f31a 2017-11-04 stsp return path_child;
159 11995603 2017-11-05 stsp got_repo_get_path_objects(struct got_repository *repo)
161 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_OBJECTS_DIR);
165 a1fd68d8 2018-01-12 stsp got_repo_get_path_objects_pack(struct got_repository *repo)
167 a1fd68d8 2018-01-12 stsp return get_path_git_child(repo, GOT_OBJECTS_PACK_DIR);
171 11995603 2017-11-05 stsp got_repo_get_path_refs(struct got_repository *repo)
173 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_REFS_DIR);
177 fb79db15 2019-02-01 stsp got_repo_get_path_packed_refs(struct got_repository *repo)
179 fb79db15 2019-02-01 stsp return get_path_git_child(repo, GOT_PACKED_REFS_FILE);
182 4027f31a 2017-11-04 stsp static char *
183 4027f31a 2017-11-04 stsp get_path_head(struct got_repository *repo)
185 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_HEAD_FILE);
189 b46f3e71 2020-03-18 stsp got_repo_get_path_gitconfig(struct got_repository *repo)
191 b46f3e71 2020-03-18 stsp return get_path_git_child(repo, GOT_GITCONFIG);
195 257add31 2020-09-09 stsp got_repo_get_path_gotconfig(struct got_repository *repo)
197 50b0790e 2020-09-11 stsp return get_path_git_child(repo, GOT_GOTCONFIG_FILENAME);
200 50b0790e 2020-09-11 stsp const struct got_gotconfig *
201 50b0790e 2020-09-11 stsp got_repo_get_gotconfig(struct got_repository *repo)
203 50b0790e 2020-09-11 stsp return repo->gotconfig;
207 50b0790e 2020-09-11 stsp got_repo_get_gitconfig_remotes(int *nremotes,
208 50b0790e 2020-09-11 stsp const struct got_remote_repo **remotes, struct got_repository *repo)
210 50b0790e 2020-09-11 stsp *nremotes = repo->ngitconfig_remotes;
211 50b0790e 2020-09-11 stsp *remotes = repo->gitconfig_remotes;
215 4027f31a 2017-11-04 stsp is_git_repo(struct got_repository *repo)
217 6e9da951 2019-01-06 stsp const char *path_git = got_repo_get_path_git_dir(repo);
218 11995603 2017-11-05 stsp char *path_objects = got_repo_get_path_objects(repo);
219 11995603 2017-11-05 stsp char *path_refs = got_repo_get_path_refs(repo);
220 4027f31a 2017-11-04 stsp char *path_head = get_path_head(repo);
221 deeca238 2018-03-12 stsp int ret = 0;
222 deeca238 2018-03-12 stsp struct stat sb;
223 4847cca1 2018-03-12 stsp struct got_reference *head_ref;
225 deeca238 2018-03-12 stsp if (lstat(path_git, &sb) == -1)
227 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
230 deeca238 2018-03-12 stsp if (lstat(path_objects, &sb) == -1)
232 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
235 deeca238 2018-03-12 stsp if (lstat(path_refs, &sb) == -1)
237 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
240 deeca238 2018-03-12 stsp if (lstat(path_head, &sb) == -1)
242 deeca238 2018-03-12 stsp if (!S_ISREG(sb.st_mode))
245 4847cca1 2018-03-12 stsp /* Check if the HEAD reference can be opened. */
246 2f17228e 2019-05-12 stsp if (got_ref_open(&head_ref, repo, GOT_REF_HEAD, 0) != NULL)
248 4847cca1 2018-03-12 stsp got_ref_close(head_ref);
252 4027f31a 2017-11-04 stsp free(path_objects);
253 4027f31a 2017-11-04 stsp free(path_refs);
254 4027f31a 2017-11-04 stsp free(path_head);
255 4027f31a 2017-11-04 stsp return ret;
259 13b2bc37 2022-10-23 stsp static const struct got_error *
260 13b2bc37 2022-10-23 stsp close_tempfiles(int *fds, size_t nfds)
262 0ae84acc 2022-06-15 tracey const struct got_error *err = NULL;
265 13b2bc37 2022-10-23 stsp for (i = 0; i < nfds; i++) {
266 13b2bc37 2022-10-23 stsp if (fds[i] == -1)
268 13b2bc37 2022-10-23 stsp if (close(fds[i]) == -1) {
269 13b2bc37 2022-10-23 stsp err = got_error_from_errno("close");
274 13b2bc37 2022-10-23 stsp return err;
277 13b2bc37 2022-10-23 stsp static const struct got_error *
278 5753b4a9 2022-10-31 stsp open_tempfiles(int **fds, size_t array_size, size_t nfds)
280 13b2bc37 2022-10-23 stsp const struct got_error *err = NULL;
283 5753b4a9 2022-10-31 stsp *fds = calloc(array_size, sizeof(**fds));
284 13b2bc37 2022-10-23 stsp if (*fds == NULL)
285 13b2bc37 2022-10-23 stsp return got_error_from_errno("calloc");
287 5753b4a9 2022-10-31 stsp for (i = 0; i < array_size; i++)
288 13b2bc37 2022-10-23 stsp (*fds)[i] = -1;
290 13b2bc37 2022-10-23 stsp for (i = 0; i < nfds; i++) {
291 13b2bc37 2022-10-23 stsp (*fds)[i] = got_opentempfd();
292 13b2bc37 2022-10-23 stsp if ((*fds)[i] == -1) {
293 bb711527 2022-06-15 stsp err = got_error_from_errno("got_opentempfd");
294 13b2bc37 2022-10-23 stsp close_tempfiles(*fds, nfds);
295 13b2bc37 2022-10-23 stsp *fds = NULL;
296 bb711527 2022-06-15 stsp return err;
303 5753b4a9 2022-10-31 stsp static const struct got_error *
304 5753b4a9 2022-10-31 stsp get_pack_cache_size(int *pack_cache_size)
306 5753b4a9 2022-10-31 stsp struct rlimit rl;
308 5753b4a9 2022-10-31 stsp if (getrlimit(RLIMIT_NOFILE, &rl) == -1)
309 5753b4a9 2022-10-31 stsp return got_error_from_errno("getrlimit");
311 5753b4a9 2022-10-31 stsp *pack_cache_size = GOT_PACK_CACHE_SIZE;
312 5753b4a9 2022-10-31 stsp if (*pack_cache_size > rl.rlim_cur / 8)
313 5753b4a9 2022-10-31 stsp *pack_cache_size = rl.rlim_cur / 8;
315 5753b4a9 2022-10-31 stsp return NULL;
318 0ae84acc 2022-06-15 tracey const struct got_error *
319 13b2bc37 2022-10-23 stsp got_repo_pack_fds_open(int **pack_fds)
321 5753b4a9 2022-10-31 stsp const struct got_error *err;
324 5753b4a9 2022-10-31 stsp err = get_pack_cache_size(&nfds);
326 5753b4a9 2022-10-31 stsp return err;
329 5753b4a9 2022-10-31 stsp * We need one basefd and one accumfd per cached pack.
330 5753b4a9 2022-10-31 stsp * Our constants should be set up in a way such that
331 5753b4a9 2022-10-31 stsp * this error never triggers.
333 5753b4a9 2022-10-31 stsp if (nfds * 2 > GOT_PACK_NUM_TEMPFILES)
334 5753b4a9 2022-10-31 stsp return got_error(GOT_ERR_NO_SPACE);
336 5753b4a9 2022-10-31 stsp return open_tempfiles(pack_fds, GOT_PACK_NUM_TEMPFILES, nfds * 2);
339 13b2bc37 2022-10-23 stsp const struct got_error *
340 0ae84acc 2022-06-15 tracey got_repo_pack_fds_close(int *pack_fds)
342 13b2bc37 2022-10-23 stsp return close_tempfiles(pack_fds, GOT_PACK_NUM_TEMPFILES);
345 13b2bc37 2022-10-23 stsp const struct got_error *
346 758dc042 2022-11-06 stsp got_repo_temp_fds_open(int **temp_fds)
348 5753b4a9 2022-10-31 stsp return open_tempfiles(temp_fds, GOT_REPO_NUM_TEMPFILES,
349 5753b4a9 2022-10-31 stsp GOT_REPO_NUM_TEMPFILES);
353 758dc042 2022-11-06 stsp got_repo_temp_fds_set(struct got_repository *repo, int *temp_fds)
357 13b2bc37 2022-10-23 stsp for (i = 0; i < GOT_REPO_NUM_TEMPFILES; i++)
358 13b2bc37 2022-10-23 stsp repo->tempfiles[i] = temp_fds[i];
361 13b2bc37 2022-10-23 stsp const struct got_error *
362 13b2bc37 2022-10-23 stsp got_repo_temp_fds_get(int *fd, int *idx, struct got_repository *repo)
369 13b2bc37 2022-10-23 stsp for (i = 0; i < nitems(repo->tempfiles); i++) {
370 13b2bc37 2022-10-23 stsp if (repo->tempfile_use_mask & (1 << i))
371 0ae84acc 2022-06-15 tracey continue;
372 13b2bc37 2022-10-23 stsp if (repo->tempfiles[i] != -1) {
373 13b2bc37 2022-10-23 stsp if (ftruncate(repo->tempfiles[i], 0L) == -1)
374 13b2bc37 2022-10-23 stsp return got_error_from_errno("ftruncate");
375 13b2bc37 2022-10-23 stsp *fd = repo->tempfiles[i];
377 13b2bc37 2022-10-23 stsp repo->tempfile_use_mask |= (1 << i);
378 13b2bc37 2022-10-23 stsp return NULL;
382 13b2bc37 2022-10-23 stsp return got_error(GOT_ERR_REPO_TEMPFILE);
386 13b2bc37 2022-10-23 stsp got_repo_temp_fds_put(int idx, struct got_repository *repo)
388 13b2bc37 2022-10-23 stsp repo->tempfile_use_mask &= ~(1 << idx);
391 13b2bc37 2022-10-23 stsp const struct got_error *
392 13b2bc37 2022-10-23 stsp got_repo_temp_fds_close(int *temp_fds)
394 13b2bc37 2022-10-23 stsp return close_tempfiles(temp_fds, GOT_REPO_NUM_TEMPFILES);
397 0ae84acc 2022-06-15 tracey const struct got_error *
398 f6be5c30 2018-06-22 stsp got_repo_cache_object(struct got_repository *repo, struct got_object_id *id,
399 f6be5c30 2018-06-22 stsp struct got_object *obj)
401 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
402 f6be5c30 2018-06-22 stsp const struct got_error *err = NULL;
403 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->objcache, id, obj);
405 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
406 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
407 79c99a64 2019-05-23 stsp err = NULL;
408 f6be5c30 2018-06-22 stsp return err;
410 f6be5c30 2018-06-22 stsp obj->refcnt++;
412 f6be5c30 2018-06-22 stsp return NULL;
415 7bb0daa1 2018-06-21 stsp struct got_object *
416 7bb0daa1 2018-06-21 stsp got_repo_get_cached_object(struct got_repository *repo,
417 7bb0daa1 2018-06-21 stsp struct got_object_id *id)
419 6bef87be 2018-09-11 stsp return (struct got_object *)got_object_cache_get(&repo->objcache, id);
422 4027f31a 2017-11-04 stsp const struct got_error *
423 f6be5c30 2018-06-22 stsp got_repo_cache_tree(struct got_repository *repo, struct got_object_id *id,
424 f6be5c30 2018-06-22 stsp struct got_tree_object *tree)
426 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
427 f6be5c30 2018-06-22 stsp const struct got_error *err = NULL;
428 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->treecache, id, tree);
430 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
431 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
432 79c99a64 2019-05-23 stsp err = NULL;
433 f6be5c30 2018-06-22 stsp return err;
435 f6be5c30 2018-06-22 stsp tree->refcnt++;
437 f6be5c30 2018-06-22 stsp return NULL;
440 f6be5c30 2018-06-22 stsp struct got_tree_object *
441 f6be5c30 2018-06-22 stsp got_repo_get_cached_tree(struct got_repository *repo,
442 f6be5c30 2018-06-22 stsp struct got_object_id *id)
444 6bef87be 2018-09-11 stsp return (struct got_tree_object *)got_object_cache_get(
445 6bef87be 2018-09-11 stsp &repo->treecache, id);
448 1943de01 2018-06-22 stsp const struct got_error *
449 1943de01 2018-06-22 stsp got_repo_cache_commit(struct got_repository *repo, struct got_object_id *id,
450 1943de01 2018-06-22 stsp struct got_commit_object *commit)
452 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
453 1943de01 2018-06-22 stsp const struct got_error *err = NULL;
454 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->commitcache, id, commit);
456 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
457 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
458 79c99a64 2019-05-23 stsp err = NULL;
459 1943de01 2018-06-22 stsp return err;
461 1943de01 2018-06-22 stsp commit->refcnt++;
463 f6be5c30 2018-06-22 stsp return NULL;
466 1943de01 2018-06-22 stsp struct got_commit_object *
467 1943de01 2018-06-22 stsp got_repo_get_cached_commit(struct got_repository *repo,
468 1943de01 2018-06-22 stsp struct got_object_id *id)
470 6bef87be 2018-09-11 stsp return (struct got_commit_object *)got_object_cache_get(
471 6bef87be 2018-09-11 stsp &repo->commitcache, id);
474 f4a881ce 2018-11-17 stsp const struct got_error *
475 f4a881ce 2018-11-17 stsp got_repo_cache_tag(struct got_repository *repo, struct got_object_id *id,
476 f4a881ce 2018-11-17 stsp struct got_tag_object *tag)
478 f4a881ce 2018-11-17 stsp #ifndef GOT_NO_OBJ_CACHE
479 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
480 f4a881ce 2018-11-17 stsp err = got_object_cache_add(&repo->tagcache, id, tag);
482 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
483 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
484 79c99a64 2019-05-23 stsp err = NULL;
485 f4a881ce 2018-11-17 stsp return err;
487 f4a881ce 2018-11-17 stsp tag->refcnt++;
489 f4a881ce 2018-11-17 stsp return NULL;
492 f4a881ce 2018-11-17 stsp struct got_tag_object *
493 f4a881ce 2018-11-17 stsp got_repo_get_cached_tag(struct got_repository *repo, struct got_object_id *id)
495 f4a881ce 2018-11-17 stsp return (struct got_tag_object *)got_object_cache_get(
496 f4a881ce 2018-11-17 stsp &repo->tagcache, id);
499 d3c116bf 2021-10-15 stsp const struct got_error *
500 d3c116bf 2021-10-15 stsp got_repo_cache_raw_object(struct got_repository *repo, struct got_object_id *id,
501 d3c116bf 2021-10-15 stsp struct got_raw_object *raw)
503 d3c116bf 2021-10-15 stsp #ifndef GOT_NO_OBJ_CACHE
504 d3c116bf 2021-10-15 stsp const struct got_error *err = NULL;
505 d3c116bf 2021-10-15 stsp err = got_object_cache_add(&repo->rawcache, id, raw);
507 d3c116bf 2021-10-15 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
508 d3c116bf 2021-10-15 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
509 d3c116bf 2021-10-15 stsp err = NULL;
510 d3c116bf 2021-10-15 stsp return err;
512 d3c116bf 2021-10-15 stsp raw->refcnt++;
514 d3c116bf 2021-10-15 stsp return NULL;
518 d3c116bf 2021-10-15 stsp struct got_raw_object *
519 d3c116bf 2021-10-15 stsp got_repo_get_cached_raw_object(struct got_repository *repo,
520 d3c116bf 2021-10-15 stsp struct got_object_id *id)
522 d3c116bf 2021-10-15 stsp return (struct got_raw_object *)got_object_cache_get(&repo->rawcache, id);
526 991ff1aa 2021-06-15 tracey static const struct got_error *
527 85f51bba 2018-07-16 stsp open_repo(struct got_repository *repo, const char *path)
529 85f51bba 2018-07-16 stsp const struct got_error *err = NULL;
531 6d5a9006 2020-12-16 yzhong repo->gitdir_fd = -1;
533 85f51bba 2018-07-16 stsp /* bare git repository? */
534 85f51bba 2018-07-16 stsp repo->path_git_dir = strdup(path);
535 ee645855 2019-02-05 stsp if (repo->path_git_dir == NULL)
536 638f9024 2019-05-13 stsp return got_error_from_errno("strdup");
537 85f51bba 2018-07-16 stsp if (is_git_repo(repo)) {
538 85f51bba 2018-07-16 stsp repo->path = strdup(repo->path_git_dir);
539 85f51bba 2018-07-16 stsp if (repo->path == NULL) {
540 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
541 6d5a9006 2020-12-16 yzhong goto done;
543 8bd0cdad 2021-12-31 stsp repo->gitdir_fd = open(repo->path_git_dir,
544 8bd0cdad 2021-12-31 stsp O_DIRECTORY | O_CLOEXEC);
545 6d5a9006 2020-12-16 yzhong if (repo->gitdir_fd == -1) {
546 6d5a9006 2020-12-16 yzhong err = got_error_from_errno2("open",
547 6d5a9006 2020-12-16 yzhong repo->path_git_dir);
550 85f51bba 2018-07-16 stsp return NULL;
553 85f51bba 2018-07-16 stsp /* git repository with working tree? */
554 85f51bba 2018-07-16 stsp free(repo->path_git_dir);
555 6b68ccd6 2019-09-01 stsp repo->path_git_dir = NULL;
556 85f51bba 2018-07-16 stsp if (asprintf(&repo->path_git_dir, "%s/%s", path, GOT_GIT_DIR) == -1) {
557 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
560 85f51bba 2018-07-16 stsp if (is_git_repo(repo)) {
561 85f51bba 2018-07-16 stsp repo->path = strdup(path);
562 85f51bba 2018-07-16 stsp if (repo->path == NULL) {
563 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
566 8bd0cdad 2021-12-31 stsp repo->gitdir_fd = open(repo->path_git_dir,
567 8bd0cdad 2021-12-31 stsp O_DIRECTORY | O_CLOEXEC);
568 6d5a9006 2020-12-16 yzhong if (repo->gitdir_fd == -1) {
569 6d5a9006 2020-12-16 yzhong err = got_error_from_errno2("open",
570 6d5a9006 2020-12-16 yzhong repo->path_git_dir);
571 6d5a9006 2020-12-16 yzhong goto done;
573 85f51bba 2018-07-16 stsp return NULL;
576 ee645855 2019-02-05 stsp err = got_error(GOT_ERR_NOT_GIT_REPO);
579 ee645855 2019-02-05 stsp free(repo->path);
580 ee645855 2019-02-05 stsp repo->path = NULL;
581 85f51bba 2018-07-16 stsp free(repo->path_git_dir);
582 ee645855 2019-02-05 stsp repo->path_git_dir = NULL;
583 6d5a9006 2020-12-16 yzhong if (repo->gitdir_fd != -1)
584 6d5a9006 2020-12-16 yzhong close(repo->gitdir_fd);
585 6d5a9006 2020-12-16 yzhong repo->gitdir_fd = -1;
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;
596 92db0871 2023-02-04 op char *object_format = NULL;
598 c9956ddf 2019-09-08 stsp if (global_gitconfig_path) {
599 c9956ddf 2019-09-08 stsp /* Read settings from ~/.gitconfig. */
600 c9956ddf 2019-09-08 stsp int dummy_repo_version;
601 6a800804 2022-10-13 stsp err = got_repo_read_gitconfig(&dummy_repo_version,
602 c9956ddf 2019-09-08 stsp &repo->global_gitconfig_author_name,
603 c9956ddf 2019-09-08 stsp &repo->global_gitconfig_author_email,
604 92db0871 2023-02-04 op NULL, NULL, NULL, NULL, NULL, NULL, global_gitconfig_path);
606 c9956ddf 2019-09-08 stsp return err;
609 c9956ddf 2019-09-08 stsp /* Read repository's .git/config file. */
610 b46f3e71 2020-03-18 stsp repo_gitconfig_path = got_repo_get_path_gitconfig(repo);
611 b46f3e71 2020-03-18 stsp if (repo_gitconfig_path == NULL)
612 b46f3e71 2020-03-18 stsp return got_error_from_errno("got_repo_get_path_gitconfig");
614 6a800804 2022-10-13 stsp err = got_repo_read_gitconfig(
615 6a800804 2022-10-13 stsp &repo->gitconfig_repository_format_version,
616 c9956ddf 2019-09-08 stsp &repo->gitconfig_author_name, &repo->gitconfig_author_email,
617 cd95becd 2019-11-29 stsp &repo->gitconfig_remotes, &repo->ngitconfig_remotes,
618 92db0871 2023-02-04 op &repo->gitconfig_owner, &object_format,
619 92db0871 2023-02-04 op &repo->extensions, &repo->nextensions,
620 20b7abb3 2020-10-22 stsp repo_gitconfig_path);
624 92db0871 2023-02-04 op if (!object_format)
625 92db0871 2023-02-04 op repo->algo = GOT_HASH_SHA1;
627 92db0871 2023-02-04 op if (!strcmp(object_format, "sha256"))
628 92db0871 2023-02-04 op repo->algo = GOT_HASH_SHA256;
630 92db0871 2023-02-04 op err = got_error_msg(GOT_ERR_OBJECT_FORMAT,
631 92db0871 2023-02-04 op object_format);
636 3e0f95fc 2022-07-23 stsp if (getenv("GOT_IGNORE_GITCONFIG") != NULL) {
639 3e0f95fc 2022-07-23 stsp for (i = 0; i < repo->ngitconfig_remotes; i++) {
640 3e0f95fc 2022-07-23 stsp got_repo_free_remote_repo_data(
641 3e0f95fc 2022-07-23 stsp &repo->gitconfig_remotes[i]);
643 3e0f95fc 2022-07-23 stsp free(repo->gitconfig_remotes);
644 4fa16b39 2022-07-24 op repo->gitconfig_remotes = NULL;
645 3e0f95fc 2022-07-23 stsp repo->ngitconfig_remotes = 0;
647 3e0f95fc 2022-07-23 stsp free(repo->gitconfig_author_name);
648 3e0f95fc 2022-07-23 stsp repo->gitconfig_author_name = NULL;
649 3e0f95fc 2022-07-23 stsp free(repo->gitconfig_author_email);
650 3e0f95fc 2022-07-23 stsp repo->gitconfig_author_email = NULL;
652 4fa16b39 2022-07-24 op free(repo->global_gitconfig_author_name);
653 4fa16b39 2022-07-24 op repo->global_gitconfig_author_name = NULL;
654 4fa16b39 2022-07-24 op free(repo->global_gitconfig_author_email);
655 4fa16b39 2022-07-24 op repo->global_gitconfig_author_email = NULL;
659 92db0871 2023-02-04 op free(object_format);
660 c9956ddf 2019-09-08 stsp free(repo_gitconfig_path);
661 257add31 2020-09-09 stsp return err;
664 257add31 2020-09-09 stsp static const struct got_error *
665 257add31 2020-09-09 stsp read_gotconfig(struct got_repository *repo)
667 257add31 2020-09-09 stsp const struct got_error *err = NULL;
668 257add31 2020-09-09 stsp char *gotconfig_path;
670 257add31 2020-09-09 stsp gotconfig_path = got_repo_get_path_gotconfig(repo);
671 257add31 2020-09-09 stsp if (gotconfig_path == NULL)
672 257add31 2020-09-09 stsp return got_error_from_errno("got_repo_get_path_gotconfig");
674 50b0790e 2020-09-11 stsp err = got_gotconfig_read(&repo->gotconfig, gotconfig_path);
675 257add31 2020-09-09 stsp free(gotconfig_path);
676 85f51bba 2018-07-16 stsp return err;
679 20b7abb3 2020-10-22 stsp /* Supported repository format extensions. */
680 f134ecfd 2022-03-19 naddy static const char *const repo_extensions[] = {
681 20b7abb3 2020-10-22 stsp "noop", /* Got supports repository format version 1. */
682 2252c019 2021-07-03 stsp "preciousObjects", /* Supported by gotadmin cleanup. */
683 20b7abb3 2020-10-22 stsp "worktreeConfig", /* Got does not care about Git work trees. */
686 85f51bba 2018-07-16 stsp const struct got_error *
687 c9956ddf 2019-09-08 stsp got_repo_open(struct got_repository **repop, const char *path,
688 0ae84acc 2022-06-15 tracey const char *global_gitconfig_path, int *pack_fds)
690 92af5469 2017-11-05 stsp struct got_repository *repo = NULL;
691 92af5469 2017-11-05 stsp const struct got_error *err = NULL;
692 dbb02f4d 2020-12-04 stsp char *repo_path = NULL;
693 0ae84acc 2022-06-15 tracey size_t i, j = 0;
695 85f51bba 2018-07-16 stsp *repop = NULL;
697 4027f31a 2017-11-04 stsp repo = calloc(1, sizeof(*repo));
698 c560c1f5 2022-03-14 op if (repo == NULL)
699 c560c1f5 2022-03-14 op return got_error_from_errno("calloc");
701 f8b19efd 2021-10-13 stsp RB_INIT(&repo->packidx_bloom_filters);
702 9b576444 2022-03-14 stsp TAILQ_INIT(&repo->packidx_paths);
704 ad242220 2018-09-08 stsp for (i = 0; i < nitems(repo->privsep_children); i++) {
705 3516b818 2018-09-08 stsp memset(&repo->privsep_children[i], 0,
706 3516b818 2018-09-08 stsp sizeof(repo->privsep_children[0]));
707 ad242220 2018-09-08 stsp repo->privsep_children[i].imsg_fd = -1;
710 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->objcache,
711 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_OBJ);
714 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->treecache,
715 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_TREE);
718 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->commitcache,
719 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_COMMIT);
722 f4a881ce 2018-11-17 stsp err = got_object_cache_init(&repo->tagcache,
723 f4a881ce 2018-11-17 stsp GOT_OBJECT_CACHE_TYPE_TAG);
726 d3c116bf 2021-10-15 stsp err = got_object_cache_init(&repo->rawcache,
727 d3c116bf 2021-10-15 stsp GOT_OBJECT_CACHE_TYPE_RAW);
731 5753b4a9 2022-10-31 stsp err = get_pack_cache_size(&repo->pack_cache_size);
734 57160834 2022-05-31 stsp for (i = 0; i < nitems(repo->packs); i++) {
735 13b2bc37 2022-10-23 stsp if (pack_fds != NULL && i < repo->pack_cache_size) {
736 0ae84acc 2022-06-15 tracey repo->packs[i].basefd = pack_fds[j++];
737 0ae84acc 2022-06-15 tracey repo->packs[i].accumfd = pack_fds[j++];
739 57160834 2022-05-31 stsp repo->packs[i].basefd = -1;
740 57160834 2022-05-31 stsp repo->packs[i].accumfd = -1;
743 13b2bc37 2022-10-23 stsp for (i = 0; i < nitems(repo->tempfiles); i++)
744 13b2bc37 2022-10-23 stsp repo->tempfiles[i] = -1;
745 61af9b21 2022-06-28 stsp repo->pinned_pack = -1;
746 61af9b21 2022-06-28 stsp repo->pinned_packidx = -1;
747 61af9b21 2022-06-28 stsp repo->pinned_pid = 0;
749 dbb02f4d 2020-12-04 stsp repo_path = realpath(path, NULL);
750 aff6eea4 2020-10-20 stsp if (repo_path == NULL) {
751 dbb02f4d 2020-12-04 stsp err = got_error_from_errno2("realpath", path);
756 aff6eea4 2020-10-20 stsp char *parent_path;
758 aff6eea4 2020-10-20 stsp err = open_repo(repo, repo_path);
759 85f51bba 2018-07-16 stsp if (err == NULL)
761 85f51bba 2018-07-16 stsp if (err->code != GOT_ERR_NOT_GIT_REPO)
763 aff6eea4 2020-10-20 stsp if (repo_path[0] == '/' && repo_path[1] == '\0') {
764 0c93d204 2020-10-20 stsp err = got_error(GOT_ERR_NOT_GIT_REPO);
767 aff6eea4 2020-10-20 stsp err = got_path_dirname(&parent_path, repo_path);
770 aff6eea4 2020-10-20 stsp free(repo_path);
771 aff6eea4 2020-10-20 stsp repo_path = parent_path;
774 257add31 2020-09-09 stsp err = read_gotconfig(repo);
778 c9956ddf 2019-09-08 stsp err = read_gitconfig(repo, global_gitconfig_path);
781 92db0871 2023-02-04 op if (repo->gitconfig_repository_format_version > 1) {
782 aba9c984 2019-09-08 stsp err = got_error_path(path, GOT_ERR_GIT_REPO_FORMAT);
783 b5d22c38 2022-07-21 florian goto done;
785 92db0871 2023-02-04 op if (repo->gitconfig_repository_format_version == 0 &&
786 92db0871 2023-02-04 op repo->algo != GOT_HASH_SHA1) {
787 92db0871 2023-02-04 op err = got_error(GOT_ERR_OBJECT_FORMAT);
790 20b7abb3 2020-10-22 stsp for (i = 0; i < repo->nextensions; i++) {
791 20b7abb3 2020-10-22 stsp char *ext = repo->extensions[i];
792 20b7abb3 2020-10-22 stsp int j, supported = 0;
793 20b7abb3 2020-10-22 stsp for (j = 0; j < nitems(repo_extensions); j++) {
794 20b7abb3 2020-10-22 stsp if (strcmp(ext, repo_extensions[j]) == 0) {
795 20b7abb3 2020-10-22 stsp supported = 1;
799 20b7abb3 2020-10-22 stsp if (!supported) {
800 20b7abb3 2020-10-22 stsp err = got_error_path(ext, GOT_ERR_GIT_REPO_EXT);
805 9b576444 2022-03-14 stsp err = got_repo_list_packidx(&repo->packidx_paths, repo);
808 5c2f5761 2018-09-19 stsp got_repo_close(repo);
810 85f51bba 2018-07-16 stsp *repop = repo;
811 aff6eea4 2020-10-20 stsp free(repo_path);
812 92af5469 2017-11-05 stsp return err;
815 ad242220 2018-09-08 stsp const struct got_error *
816 4027f31a 2017-11-04 stsp got_repo_close(struct got_repository *repo)
818 ad242220 2018-09-08 stsp const struct got_error *err = NULL, *child_err;
819 f8b19efd 2021-10-13 stsp struct got_packidx_bloom_filter *bf;
822 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
823 65cf1e80 2018-03-16 stsp if (repo->packidx_cache[i] == NULL)
825 65cf1e80 2018-03-16 stsp got_packidx_close(repo->packidx_cache[i]);
828 f8b19efd 2021-10-13 stsp while ((bf = RB_MIN(got_packidx_bloom_filter_tree,
829 f8b19efd 2021-10-13 stsp &repo->packidx_bloom_filters))) {
830 f8b19efd 2021-10-13 stsp RB_REMOVE(got_packidx_bloom_filter_tree,
831 f8b19efd 2021-10-13 stsp &repo->packidx_bloom_filters, bf);
832 794662a4 2022-08-31 stsp bloom_free(bf->bloom);
833 b343c297 2021-10-11 stsp free(bf->bloom);
837 0ae84acc 2022-06-15 tracey for (i = 0; i < repo->pack_cache_size; i++)
838 13242195 2022-05-31 stsp if (repo->packs[i].path_packfile)
839 0ae84acc 2022-06-15 tracey if (repo->packs[i].path_packfile)
840 0ae84acc 2022-06-15 tracey got_pack_close(&repo->packs[i]);
842 4027f31a 2017-11-04 stsp free(repo->path);
843 4986b9d5 2018-03-12 stsp free(repo->path_git_dir);
845 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->objcache);
846 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->treecache);
847 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->commitcache);
848 f4a881ce 2018-11-17 stsp got_object_cache_close(&repo->tagcache);
849 d3c116bf 2021-10-15 stsp got_object_cache_close(&repo->rawcache);
851 ad242220 2018-09-08 stsp for (i = 0; i < nitems(repo->privsep_children); i++) {
852 ad242220 2018-09-08 stsp if (repo->privsep_children[i].imsg_fd == -1)
854 3516b818 2018-09-08 stsp imsg_clear(repo->privsep_children[i].ibuf);
855 3516b818 2018-09-08 stsp free(repo->privsep_children[i].ibuf);
856 ad242220 2018-09-08 stsp err = got_privsep_send_stop(repo->privsep_children[i].imsg_fd);
857 876c234b 2018-09-10 stsp child_err = got_privsep_wait_for_child(
858 876c234b 2018-09-10 stsp repo->privsep_children[i].pid);
859 ad242220 2018-09-08 stsp if (child_err && err == NULL)
860 ad242220 2018-09-08 stsp err = child_err;
861 08578a35 2021-01-22 stsp if (close(repo->privsep_children[i].imsg_fd) == -1 &&
862 3a6ce05a 2019-02-11 stsp err == NULL)
863 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
866 1d0f4054 2021-06-17 stsp if (repo->gitdir_fd != -1 && close(repo->gitdir_fd) == -1 &&
867 1d0f4054 2021-06-17 stsp err == NULL)
868 1d0f4054 2021-06-17 stsp err = got_error_from_errno("close");
870 50b0790e 2020-09-11 stsp if (repo->gotconfig)
871 50b0790e 2020-09-11 stsp got_gotconfig_free(repo->gotconfig);
872 aba9c984 2019-09-08 stsp free(repo->gitconfig_author_name);
873 aba9c984 2019-09-08 stsp free(repo->gitconfig_author_email);
874 b8adfa55 2020-09-25 stsp for (i = 0; i < repo->ngitconfig_remotes; i++)
875 b8adfa55 2020-09-25 stsp got_repo_free_remote_repo_data(&repo->gitconfig_remotes[i]);
876 cd95becd 2019-11-29 stsp free(repo->gitconfig_remotes);
877 20b7abb3 2020-10-22 stsp for (i = 0; i < repo->nextensions; i++)
878 20b7abb3 2020-10-22 stsp free(repo->extensions[i]);
879 20b7abb3 2020-10-22 stsp free(repo->extensions);
881 d8bacb93 2023-01-10 mark got_pathlist_free(&repo->packidx_paths, GOT_PATHLIST_FREE_PATH);
882 4027f31a 2017-11-04 stsp free(repo);
884 ad242220 2018-09-08 stsp return err;
888 b8adfa55 2020-09-25 stsp got_repo_free_remote_repo_data(struct got_remote_repo *repo)
892 b8adfa55 2020-09-25 stsp free(repo->name);
893 b8adfa55 2020-09-25 stsp repo->name = NULL;
894 6480c871 2021-08-30 stsp free(repo->fetch_url);
895 6480c871 2021-08-30 stsp repo->fetch_url = NULL;
896 6480c871 2021-08-30 stsp free(repo->send_url);
897 6480c871 2021-08-30 stsp repo->send_url = NULL;
898 6480c871 2021-08-30 stsp for (i = 0; i < repo->nfetch_branches; i++)
899 6480c871 2021-08-30 stsp free(repo->fetch_branches[i]);
900 6480c871 2021-08-30 stsp free(repo->fetch_branches);
901 6480c871 2021-08-30 stsp repo->fetch_branches = NULL;
902 6480c871 2021-08-30 stsp repo->nfetch_branches = 0;
903 6480c871 2021-08-30 stsp for (i = 0; i < repo->nsend_branches; i++)
904 6480c871 2021-08-30 stsp free(repo->send_branches[i]);
905 6480c871 2021-08-30 stsp free(repo->send_branches);
906 6480c871 2021-08-30 stsp repo->send_branches = NULL;
907 6480c871 2021-08-30 stsp repo->nsend_branches = 0;
910 04ca23f4 2018-07-16 stsp const struct got_error *
911 04ca23f4 2018-07-16 stsp got_repo_map_path(char **in_repo_path, struct got_repository *repo,
912 8fa913ec 2020-11-14 stsp const char *input_path)
914 04ca23f4 2018-07-16 stsp const struct got_error *err = NULL;
915 7839bc15 2019-01-06 stsp const char *repo_abspath = NULL;
916 e83c0634 2020-01-27 stsp size_t repolen, len;
917 e83c0634 2020-01-27 stsp char *canonpath, *path = NULL;
919 04ca23f4 2018-07-16 stsp *in_repo_path = NULL;
921 04ca23f4 2018-07-16 stsp canonpath = strdup(input_path);
922 04ca23f4 2018-07-16 stsp if (canonpath == NULL) {
923 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
926 04ca23f4 2018-07-16 stsp err = got_canonpath(input_path, canonpath, strlen(canonpath) + 1);
930 04ca23f4 2018-07-16 stsp repo_abspath = got_repo_get_path(repo);
932 8fa913ec 2020-11-14 stsp if (canonpath[0] == '\0') {
933 23721109 2018-10-22 stsp path = strdup(canonpath);
934 b70703ad 2019-03-18 stsp if (path == NULL) {
935 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
939 04ca23f4 2018-07-16 stsp path = realpath(canonpath, NULL);
940 04ca23f4 2018-07-16 stsp if (path == NULL) {
941 b70703ad 2019-03-18 stsp if (errno != ENOENT) {
942 638f9024 2019-05-13 stsp err = got_error_from_errno2("realpath",
947 b70703ad 2019-03-18 stsp * Path is not on disk.
948 b70703ad 2019-03-18 stsp * Assume it is already relative to repository root.
950 b70703ad 2019-03-18 stsp path = strdup(canonpath);
951 b70703ad 2019-03-18 stsp if (path == NULL) {
952 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
957 04ca23f4 2018-07-16 stsp repolen = strlen(repo_abspath);
958 04ca23f4 2018-07-16 stsp len = strlen(path);
961 04ca23f4 2018-07-16 stsp if (strcmp(path, repo_abspath) == 0) {
962 04ca23f4 2018-07-16 stsp free(path);
963 04ca23f4 2018-07-16 stsp path = strdup("");
964 04ca23f4 2018-07-16 stsp if (path == NULL) {
965 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
968 65aa7d1c 2020-01-28 stsp } else if (len > repolen &&
969 65aa7d1c 2020-01-28 stsp got_path_is_child(path, repo_abspath, repolen)) {
970 04ca23f4 2018-07-16 stsp /* Matched an on-disk path inside repository. */
971 04ca23f4 2018-07-16 stsp if (got_repo_is_bare(repo)) {
973 04ca23f4 2018-07-16 stsp * Matched an on-disk path inside repository
974 eef9542c 2020-10-22 stsp * database. Treat input as repository-relative.
976 abc59930 2021-09-05 naddy free(path);
977 abc59930 2021-09-05 naddy path = canonpath;
978 abc59930 2021-09-05 naddy canonpath = NULL;
980 04ca23f4 2018-07-16 stsp char *child;
981 04ca23f4 2018-07-16 stsp /* Strip common prefix with repository path. */
982 04ca23f4 2018-07-16 stsp err = got_path_skip_common_ancestor(&child,
983 04ca23f4 2018-07-16 stsp repo_abspath, path);
986 04ca23f4 2018-07-16 stsp free(path);
987 04ca23f4 2018-07-16 stsp path = child;
991 04ca23f4 2018-07-16 stsp * Matched unrelated on-disk path.
992 eef9542c 2020-10-22 stsp * Treat input as repository-relative.
994 abc59930 2021-09-05 naddy free(path);
995 abc59930 2021-09-05 naddy path = canonpath;
996 abc59930 2021-09-05 naddy canonpath = NULL;
1000 04ca23f4 2018-07-16 stsp /* Make in-repository path absolute */
1001 04ca23f4 2018-07-16 stsp if (path[0] != '/') {
1002 04ca23f4 2018-07-16 stsp char *abspath;
1003 04ca23f4 2018-07-16 stsp if (asprintf(&abspath, "/%s", path) == -1) {
1004 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
1005 04ca23f4 2018-07-16 stsp goto done;
1007 04ca23f4 2018-07-16 stsp free(path);
1008 04ca23f4 2018-07-16 stsp path = abspath;
1012 04ca23f4 2018-07-16 stsp free(canonpath);
1014 04ca23f4 2018-07-16 stsp free(path);
1016 04ca23f4 2018-07-16 stsp *in_repo_path = path;
1017 1510f469 2018-09-09 stsp return err;
1020 e1a68182 2020-01-07 stsp static const struct got_error *
1021 e1a68182 2020-01-07 stsp cache_packidx(struct got_repository *repo, struct got_packidx *packidx,
1022 e1a68182 2020-01-07 stsp const char *path_packidx)
1024 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1027 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1028 1510f469 2018-09-09 stsp if (repo->packidx_cache[i] == NULL)
1030 e1a68182 2020-01-07 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
1031 e1a68182 2020-01-07 stsp path_packidx) == 0) {
1032 e1a68182 2020-01-07 stsp return got_error(GOT_ERR_CACHE_DUP_ENTRY);
1035 6c414261 2021-03-30 stsp if (i == repo->pack_cache_size) {
1038 61af9b21 2022-06-28 stsp } while (i > 0 && repo->pinned_packidx >= 0 &&
1039 61af9b21 2022-06-28 stsp i == repo->pinned_packidx);
1040 7a0b1068 2021-10-11 stsp err = got_packidx_close(repo->packidx_cache[i]);
1042 1510f469 2018-09-09 stsp return err;
1045 7a0b1068 2021-10-11 stsp repo->packidx_cache[i] = packidx;
1047 1510f469 2018-09-09 stsp return NULL;
1051 1124fe40 2021-07-07 stsp got_repo_is_packidx_filename(const char *name, size_t len)
1053 1510f469 2018-09-09 stsp if (len != GOT_PACKIDX_NAMELEN)
1056 1510f469 2018-09-09 stsp if (strncmp(name, GOT_PACK_PREFIX, strlen(GOT_PACK_PREFIX)) != 0)
1059 1510f469 2018-09-09 stsp if (strcmp(name + strlen(GOT_PACK_PREFIX) +
1060 1510f469 2018-09-09 stsp SHA1_DIGEST_STRING_LENGTH - 1, GOT_PACKIDX_SUFFIX) != 0)
1066 f8b19efd 2021-10-13 stsp static struct got_packidx_bloom_filter *
1067 f8b19efd 2021-10-13 stsp get_packidx_bloom_filter(struct got_repository *repo,
1068 f8b19efd 2021-10-13 stsp const char *path, size_t path_len)
1070 f8b19efd 2021-10-13 stsp struct got_packidx_bloom_filter key;
1072 f8b19efd 2021-10-13 stsp if (strlcpy(key.path, path, sizeof(key.path)) >= sizeof(key.path))
1073 f8b19efd 2021-10-13 stsp return NULL; /* XXX */
1074 f8b19efd 2021-10-13 stsp key.path_len = path_len;
1076 f8b19efd 2021-10-13 stsp return RB_FIND(got_packidx_bloom_filter_tree,
1077 f8b19efd 2021-10-13 stsp &repo->packidx_bloom_filters, &key);
1081 67fd6849 2022-02-13 stsp got_repo_check_packidx_bloom_filter(struct got_repository *repo,
1082 b343c297 2021-10-11 stsp const char *path_packidx, struct got_object_id *id)
1084 b343c297 2021-10-11 stsp struct got_packidx_bloom_filter *bf;
1086 f8b19efd 2021-10-13 stsp bf = get_packidx_bloom_filter(repo, path_packidx, strlen(path_packidx));
1088 3093e2d7 2023-02-04 op return bloom_check(bf->bloom, id->hash, sizeof(id->hash));
1090 b343c297 2021-10-11 stsp /* No bloom filter means this pack index must be searched. */
1094 b343c297 2021-10-11 stsp static const struct got_error *
1095 b343c297 2021-10-11 stsp add_packidx_bloom_filter(struct got_repository *repo,
1096 b343c297 2021-10-11 stsp struct got_packidx *packidx, const char *path_packidx)
1098 b343c297 2021-10-11 stsp int i, nobjects = be32toh(packidx->hdr.fanout_table[0xff]);
1099 b343c297 2021-10-11 stsp struct got_packidx_bloom_filter *bf;
1100 b343c297 2021-10-11 stsp size_t len;
1103 b343c297 2021-10-11 stsp * Don't use bloom filters for very large pack index files.
1104 b343c297 2021-10-11 stsp * Large pack files will contain a relatively large fraction
1105 b343c297 2021-10-11 stsp * of our objects so we will likely need to visit them anyway.
1106 b343c297 2021-10-11 stsp * The more objects a pack file contains the higher the probability
1107 b343c297 2021-10-11 stsp * of a false-positive match from the bloom filter. And reading
1108 b343c297 2021-10-11 stsp * all object IDs from a large pack index file can be expensive.
1110 b343c297 2021-10-11 stsp if (nobjects > 100000) /* cut-off at about 2MB, at 20 bytes per ID */
1111 b343c297 2021-10-11 stsp return NULL;
1113 b343c297 2021-10-11 stsp /* Do we already have a filter for this pack index? */
1114 f8b19efd 2021-10-13 stsp if (get_packidx_bloom_filter(repo, path_packidx,
1115 f8b19efd 2021-10-13 stsp strlen(path_packidx)) != NULL)
1116 f8b19efd 2021-10-13 stsp return NULL;
1118 b343c297 2021-10-11 stsp bf = calloc(1, sizeof(*bf));
1119 b343c297 2021-10-11 stsp if (bf == NULL)
1120 b343c297 2021-10-11 stsp return got_error_from_errno("calloc");
1121 b343c297 2021-10-11 stsp bf->bloom = calloc(1, sizeof(*bf->bloom));
1122 b343c297 2021-10-11 stsp if (bf->bloom == NULL) {
1124 b343c297 2021-10-11 stsp return got_error_from_errno("calloc");
1127 f8b19efd 2021-10-13 stsp len = strlcpy(bf->path, path_packidx, sizeof(bf->path));
1128 f8b19efd 2021-10-13 stsp if (len >= sizeof(bf->path)) {
1129 b343c297 2021-10-11 stsp free(bf->bloom);
1131 b343c297 2021-10-11 stsp return got_error(GOT_ERR_NO_SPACE);
1133 f8b19efd 2021-10-13 stsp bf->path_len = len;
1135 b343c297 2021-10-11 stsp /* Minimum size supported by our bloom filter is 1000 entries. */
1136 b343c297 2021-10-11 stsp bloom_init(bf->bloom, nobjects < 1000 ? 1000 : nobjects, 0.1);
1137 b343c297 2021-10-11 stsp for (i = 0; i < nobjects; i++) {
1138 b343c297 2021-10-11 stsp struct got_packidx_object_id *id;
1139 b343c297 2021-10-11 stsp id = &packidx->hdr.sorted_ids[i];
1140 3093e2d7 2023-02-04 op bloom_add(bf->bloom, id->hash, sizeof(id->hash));
1143 f8b19efd 2021-10-13 stsp RB_INSERT(got_packidx_bloom_filter_tree,
1144 f8b19efd 2021-10-13 stsp &repo->packidx_bloom_filters, bf);
1145 b343c297 2021-10-11 stsp return NULL;
1148 1af88000 2022-10-22 stsp static void
1149 1af88000 2022-10-22 stsp purge_packidx_paths(struct got_pathlist_head *packidx_paths)
1151 1af88000 2022-10-22 stsp struct got_pathlist_entry *pe;
1153 1af88000 2022-10-22 stsp while (!TAILQ_EMPTY(packidx_paths)) {
1154 1af88000 2022-10-22 stsp pe = TAILQ_FIRST(packidx_paths);
1155 1af88000 2022-10-22 stsp TAILQ_REMOVE(packidx_paths, pe, entry);
1156 1af88000 2022-10-22 stsp free((char *)pe->path);
1161 1af88000 2022-10-22 stsp static const struct got_error *
1162 1af88000 2022-10-22 stsp refresh_packidx_paths(struct got_repository *repo)
1164 1af88000 2022-10-22 stsp const struct got_error *err = NULL;
1165 1af88000 2022-10-22 stsp char *objects_pack_dir = NULL;
1166 1af88000 2022-10-22 stsp struct stat sb;
1168 1af88000 2022-10-22 stsp objects_pack_dir = got_repo_get_path_objects_pack(repo);
1169 1af88000 2022-10-22 stsp if (objects_pack_dir == NULL)
1170 1af88000 2022-10-22 stsp return got_error_from_errno("got_repo_get_path_objects_pack");
1172 1af88000 2022-10-22 stsp if (stat(objects_pack_dir, &sb) == -1) {
1173 1af88000 2022-10-22 stsp if (errno != ENOENT) {
1174 1af88000 2022-10-22 stsp err = got_error_from_errno2("stat", objects_pack_dir);
1175 1af88000 2022-10-22 stsp goto done;
1177 1b3e8e86 2022-11-08 stsp } else if (TAILQ_EMPTY(&repo->packidx_paths) ||
1178 1b3e8e86 2022-11-08 stsp sb.st_mtim.tv_sec != repo->pack_path_mtime.tv_sec ||
1179 1b3e8e86 2022-11-08 stsp sb.st_mtim.tv_nsec != repo->pack_path_mtime.tv_nsec) {
1180 1af88000 2022-10-22 stsp purge_packidx_paths(&repo->packidx_paths);
1181 1af88000 2022-10-22 stsp err = got_repo_list_packidx(&repo->packidx_paths, repo);
1183 1af88000 2022-10-22 stsp goto done;
1186 1af88000 2022-10-22 stsp free(objects_pack_dir);
1187 1af88000 2022-10-22 stsp return err;
1190 1510f469 2018-09-09 stsp const struct got_error *
1191 1510f469 2018-09-09 stsp got_repo_search_packidx(struct got_packidx **packidx, int *idx,
1192 1510f469 2018-09-09 stsp struct got_repository *repo, struct got_object_id *id)
1194 1510f469 2018-09-09 stsp const struct got_error *err;
1195 9b576444 2022-03-14 stsp struct got_pathlist_entry *pe;
1198 1510f469 2018-09-09 stsp /* Search pack index cache. */
1199 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1200 1510f469 2018-09-09 stsp if (repo->packidx_cache[i] == NULL)
1202 67fd6849 2022-02-13 stsp if (!got_repo_check_packidx_bloom_filter(repo,
1203 b343c297 2021-10-11 stsp repo->packidx_cache[i]->path_packidx, id))
1204 b343c297 2021-10-11 stsp continue; /* object will not be found in this index */
1205 1510f469 2018-09-09 stsp *idx = got_packidx_get_object_idx(repo->packidx_cache[i], id);
1206 1510f469 2018-09-09 stsp if (*idx != -1) {
1207 1510f469 2018-09-09 stsp *packidx = repo->packidx_cache[i];
1209 87c1ed2b 2020-01-07 stsp * Move this cache entry to the front. Repeatedly
1210 87c1ed2b 2020-01-07 stsp * searching a wrong pack index can be expensive.
1212 87c1ed2b 2020-01-07 stsp if (i > 0) {
1213 7a0b1068 2021-10-11 stsp memmove(&repo->packidx_cache[1],
1214 7a0b1068 2021-10-11 stsp &repo->packidx_cache[0],
1215 7a0b1068 2021-10-11 stsp i * sizeof(repo->packidx_cache[0]));
1216 87c1ed2b 2020-01-07 stsp repo->packidx_cache[0] = *packidx;
1217 61af9b21 2022-06-28 stsp if (repo->pinned_packidx >= 0 &&
1218 61af9b21 2022-06-28 stsp repo->pinned_packidx < i)
1219 61af9b21 2022-06-28 stsp repo->pinned_packidx++;
1220 61af9b21 2022-06-28 stsp else if (repo->pinned_packidx == i)
1221 61af9b21 2022-06-28 stsp repo->pinned_packidx = 0;
1223 1510f469 2018-09-09 stsp return NULL;
1226 1510f469 2018-09-09 stsp /* No luck. Search the filesystem. */
1228 1af88000 2022-10-22 stsp err = refresh_packidx_paths(repo);
1230 1af88000 2022-10-22 stsp return err;
1232 9b576444 2022-03-14 stsp TAILQ_FOREACH(pe, &repo->packidx_paths, entry) {
1233 9b576444 2022-03-14 stsp const char *path_packidx = pe->path;
1234 e1a68182 2020-01-07 stsp int is_cached = 0;
1236 67fd6849 2022-02-13 stsp if (!got_repo_check_packidx_bloom_filter(repo,
1237 9b576444 2022-03-14 stsp pe->path, id))
1238 b343c297 2021-10-11 stsp continue; /* object will not be found in this index */
1240 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1241 e1a68182 2020-01-07 stsp if (repo->packidx_cache[i] == NULL)
1243 e1a68182 2020-01-07 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
1244 e1a68182 2020-01-07 stsp path_packidx) == 0) {
1245 e1a68182 2020-01-07 stsp is_cached = 1;
1249 9b576444 2022-03-14 stsp if (is_cached)
1250 e1a68182 2020-01-07 stsp continue; /* already searched */
1252 6d5a9006 2020-12-16 yzhong err = got_packidx_open(packidx, got_repo_get_fd(repo),
1253 6d5a9006 2020-12-16 yzhong path_packidx, 0);
1255 e1a68182 2020-01-07 stsp goto done;
1257 b343c297 2021-10-11 stsp err = add_packidx_bloom_filter(repo, *packidx, path_packidx);
1259 b343c297 2021-10-11 stsp goto done;
1261 e1a68182 2020-01-07 stsp err = cache_packidx(repo, *packidx, path_packidx);
1263 1510f469 2018-09-09 stsp goto done;
1265 1510f469 2018-09-09 stsp *idx = got_packidx_get_object_idx(*packidx, id);
1266 1510f469 2018-09-09 stsp if (*idx != -1) {
1267 1510f469 2018-09-09 stsp err = NULL; /* found the object */
1268 1510f469 2018-09-09 stsp goto done;
1272 91a3d81f 2018-11-11 stsp err = got_error_no_obj(id);
1274 04ca23f4 2018-07-16 stsp return err;
1277 67fd6849 2022-02-13 stsp const struct got_error *
1278 67fd6849 2022-02-13 stsp got_repo_list_packidx(struct got_pathlist_head *packidx_paths,
1279 67fd6849 2022-02-13 stsp struct got_repository *repo)
1281 67fd6849 2022-02-13 stsp const struct got_error *err = NULL;
1282 67fd6849 2022-02-13 stsp DIR *packdir = NULL;
1283 67fd6849 2022-02-13 stsp struct dirent *dent;
1284 67fd6849 2022-02-13 stsp char *path_packidx = NULL;
1285 67fd6849 2022-02-13 stsp int packdir_fd;
1286 b8a4401b 2022-09-01 stsp struct stat sb;
1288 67fd6849 2022-02-13 stsp packdir_fd = openat(got_repo_get_fd(repo),
1289 67fd6849 2022-02-13 stsp GOT_OBJECTS_PACK_DIR, O_DIRECTORY | O_CLOEXEC);
1290 67fd6849 2022-02-13 stsp if (packdir_fd == -1) {
1291 67fd6849 2022-02-13 stsp return got_error_from_errno_fmt("openat: %s/%s",
1292 67fd6849 2022-02-13 stsp got_repo_get_path_git_dir(repo),
1293 67fd6849 2022-02-13 stsp GOT_OBJECTS_PACK_DIR);
1296 67fd6849 2022-02-13 stsp packdir = fdopendir(packdir_fd);
1297 67fd6849 2022-02-13 stsp if (packdir == NULL) {
1298 67fd6849 2022-02-13 stsp err = got_error_from_errno("fdopendir");
1299 b8a4401b 2022-09-01 stsp goto done;
1302 b8a4401b 2022-09-01 stsp if (fstat(packdir_fd, &sb) == -1) {
1303 b8a4401b 2022-09-01 stsp err = got_error_from_errno("fstat");
1304 67fd6849 2022-02-13 stsp goto done;
1306 1b3e8e86 2022-11-08 stsp repo->pack_path_mtime.tv_sec = sb.st_mtim.tv_sec;
1307 1b3e8e86 2022-11-08 stsp repo->pack_path_mtime.tv_nsec = sb.st_mtim.tv_nsec;
1309 67fd6849 2022-02-13 stsp while ((dent = readdir(packdir)) != NULL) {
1310 67fd6849 2022-02-13 stsp if (!got_repo_is_packidx_filename(dent->d_name, dent->d_namlen))
1313 67fd6849 2022-02-13 stsp if (asprintf(&path_packidx, "%s/%s", GOT_OBJECTS_PACK_DIR,
1314 67fd6849 2022-02-13 stsp dent->d_name) == -1) {
1315 67fd6849 2022-02-13 stsp err = got_error_from_errno("asprintf");
1316 67fd6849 2022-02-13 stsp path_packidx = NULL;
1320 67fd6849 2022-02-13 stsp err = got_pathlist_append(packidx_paths, path_packidx, NULL);
1326 67fd6849 2022-02-13 stsp free(path_packidx);
1327 67fd6849 2022-02-13 stsp if (packdir && closedir(packdir) != 0 && err == NULL)
1328 67fd6849 2022-02-13 stsp err = got_error_from_errno("closedir");
1329 67fd6849 2022-02-13 stsp return err;
1332 67fd6849 2022-02-13 stsp const struct got_error *
1333 67fd6849 2022-02-13 stsp got_repo_get_packidx(struct got_packidx **packidx, const char *path_packidx,
1334 67fd6849 2022-02-13 stsp struct got_repository *repo)
1336 67fd6849 2022-02-13 stsp const struct got_error *err;
1339 67fd6849 2022-02-13 stsp *packidx = NULL;
1341 67fd6849 2022-02-13 stsp /* Search pack index cache. */
1342 67fd6849 2022-02-13 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1343 67fd6849 2022-02-13 stsp if (repo->packidx_cache[i] == NULL)
1345 67fd6849 2022-02-13 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
1346 67fd6849 2022-02-13 stsp path_packidx) == 0) {
1347 67fd6849 2022-02-13 stsp *packidx = repo->packidx_cache[i];
1348 67fd6849 2022-02-13 stsp return NULL;
1351 67fd6849 2022-02-13 stsp /* No luck. Search the filesystem. */
1353 67fd6849 2022-02-13 stsp err = got_packidx_open(packidx, got_repo_get_fd(repo),
1354 67fd6849 2022-02-13 stsp path_packidx, 0);
1356 67fd6849 2022-02-13 stsp return err;
1358 67fd6849 2022-02-13 stsp err = add_packidx_bloom_filter(repo, *packidx, path_packidx);
1360 67fd6849 2022-02-13 stsp goto done;
1362 67fd6849 2022-02-13 stsp err = cache_packidx(repo, *packidx, path_packidx);
1364 67fd6849 2022-02-13 stsp if (err) {
1365 67fd6849 2022-02-13 stsp got_packidx_close(*packidx);
1366 67fd6849 2022-02-13 stsp *packidx = NULL;
1368 67fd6849 2022-02-13 stsp return err;
1371 1510f469 2018-09-09 stsp static const struct got_error *
1372 1510f469 2018-09-09 stsp read_packfile_hdr(int fd, struct got_packidx *packidx)
1374 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1375 78fb0967 2020-09-09 naddy uint32_t totobj = be32toh(packidx->hdr.fanout_table[0xff]);
1376 1510f469 2018-09-09 stsp struct got_packfile_hdr hdr;
1377 1510f469 2018-09-09 stsp ssize_t n;
1379 1510f469 2018-09-09 stsp n = read(fd, &hdr, sizeof(hdr));
1380 1510f469 2018-09-09 stsp if (n < 0)
1381 638f9024 2019-05-13 stsp return got_error_from_errno("read");
1382 1510f469 2018-09-09 stsp if (n != sizeof(hdr))
1383 1510f469 2018-09-09 stsp return got_error(GOT_ERR_BAD_PACKFILE);
1385 78fb0967 2020-09-09 naddy if (be32toh(hdr.signature) != GOT_PACKFILE_SIGNATURE ||
1386 78fb0967 2020-09-09 naddy be32toh(hdr.version) != GOT_PACKFILE_VERSION ||
1387 78fb0967 2020-09-09 naddy be32toh(hdr.nobjects) != totobj)
1388 1510f469 2018-09-09 stsp err = got_error(GOT_ERR_BAD_PACKFILE);
1390 1510f469 2018-09-09 stsp return err;
1393 1510f469 2018-09-09 stsp static const struct got_error *
1394 6d5a9006 2020-12-16 yzhong open_packfile(int *fd, struct got_repository *repo,
1395 6d5a9006 2020-12-16 yzhong const char *relpath, struct got_packidx *packidx)
1397 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1399 e7ae0baf 2021-12-31 stsp *fd = openat(got_repo_get_fd(repo), relpath,
1400 e7ae0baf 2021-12-31 stsp O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
1401 1510f469 2018-09-09 stsp if (*fd == -1)
1402 6d5a9006 2020-12-16 yzhong return got_error_from_errno_fmt("openat: %s/%s",
1403 6d5a9006 2020-12-16 yzhong got_repo_get_path_git_dir(repo), relpath);
1405 1510f469 2018-09-09 stsp if (packidx) {
1406 1510f469 2018-09-09 stsp err = read_packfile_hdr(*fd, packidx);
1407 1510f469 2018-09-09 stsp if (err) {
1408 1510f469 2018-09-09 stsp close(*fd);
1413 1510f469 2018-09-09 stsp return err;
1416 1510f469 2018-09-09 stsp const struct got_error *
1417 1510f469 2018-09-09 stsp got_repo_cache_pack(struct got_pack **packp, struct got_repository *repo,
1418 1510f469 2018-09-09 stsp const char *path_packfile, struct got_packidx *packidx)
1420 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1421 1510f469 2018-09-09 stsp struct got_pack *pack = NULL;
1422 ff563a3d 2019-05-23 stsp struct stat sb;
1425 1510f469 2018-09-09 stsp if (packp)
1426 1510f469 2018-09-09 stsp *packp = NULL;
1428 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1429 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1430 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL)
1432 1510f469 2018-09-09 stsp if (strcmp(pack->path_packfile, path_packfile) == 0)
1433 e1a68182 2020-01-07 stsp return got_error(GOT_ERR_CACHE_DUP_ENTRY);
1436 6c414261 2021-03-30 stsp if (i == repo->pack_cache_size) {
1437 6a881297 2022-06-02 stsp struct got_pack tmp;
1440 61af9b21 2022-06-28 stsp } while (i > 0 && repo->pinned_pack >= 0 &&
1441 61af9b21 2022-06-28 stsp i == repo->pinned_pack);
1442 61af9b21 2022-06-28 stsp err = got_pack_close(&repo->packs[i]);
1444 1510f469 2018-09-09 stsp return err;
1445 61af9b21 2022-06-28 stsp if (ftruncate(repo->packs[i].basefd, 0L) == -1)
1446 57160834 2022-05-31 stsp return got_error_from_errno("ftruncate");
1447 61af9b21 2022-06-28 stsp if (ftruncate(repo->packs[i].accumfd, 0L) == -1)
1448 61af9b21 2022-06-28 stsp return got_error_from_errno("ftruncate");
1449 5e91dae4 2022-08-30 stsp memcpy(&tmp, &repo->packs[i], sizeof(tmp));
1450 61af9b21 2022-06-28 stsp memcpy(&repo->packs[i], &repo->packs[0],
1451 61af9b21 2022-06-28 stsp sizeof(repo->packs[i]));
1452 6a881297 2022-06-02 stsp memcpy(&repo->packs[0], &tmp, sizeof(repo->packs[0]));
1453 61af9b21 2022-06-28 stsp if (repo->pinned_pack == 0)
1454 61af9b21 2022-06-28 stsp repo->pinned_pack = i;
1455 61af9b21 2022-06-28 stsp else if (repo->pinned_pack == i)
1456 61af9b21 2022-06-28 stsp repo->pinned_pack = 0;
1460 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1462 1510f469 2018-09-09 stsp pack->path_packfile = strdup(path_packfile);
1463 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL) {
1464 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1465 1510f469 2018-09-09 stsp goto done;
1468 6d5a9006 2020-12-16 yzhong err = open_packfile(&pack->fd, repo, path_packfile, packidx);
1470 1510f469 2018-09-09 stsp goto done;
1472 ff563a3d 2019-05-23 stsp if (fstat(pack->fd, &sb) != 0) {
1473 ff563a3d 2019-05-23 stsp err = got_error_from_errno("fstat");
1474 1510f469 2018-09-09 stsp goto done;
1476 ff563a3d 2019-05-23 stsp pack->filesize = sb.st_size;
1478 90636195 2018-09-11 stsp pack->privsep_child = NULL;
1480 13b2bc37 2022-10-23 stsp err = got_delta_cache_alloc(&pack->delta_cache);
1482 13b2bc37 2022-10-23 stsp goto done;
1484 1510f469 2018-09-09 stsp #ifndef GOT_PACK_NO_MMAP
1485 1c28a361 2022-10-25 op if (pack->filesize > 0 && pack->filesize <= SIZE_MAX) {
1486 1c28a361 2022-10-25 op pack->map = mmap(NULL, pack->filesize, PROT_READ, MAP_PRIVATE,
1487 1c28a361 2022-10-25 op pack->fd, 0);
1488 1c28a361 2022-10-25 op if (pack->map == MAP_FAILED) {
1489 1c28a361 2022-10-25 op if (errno != ENOMEM) {
1490 1c28a361 2022-10-25 op err = got_error_from_errno("mmap");
1493 1c28a361 2022-10-25 op pack->map = NULL; /* fall back to read(2) */
1498 1510f469 2018-09-09 stsp if (err) {
1500 13b2bc37 2022-10-23 stsp got_pack_close(pack);
1501 1510f469 2018-09-09 stsp } else if (packp)
1502 1510f469 2018-09-09 stsp *packp = pack;
1503 1510f469 2018-09-09 stsp return err;
1506 1510f469 2018-09-09 stsp struct got_pack *
1507 1510f469 2018-09-09 stsp got_repo_get_cached_pack(struct got_repository *repo, const char *path_packfile)
1509 1510f469 2018-09-09 stsp struct got_pack *pack = NULL;
1512 6c414261 2021-03-30 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1513 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1514 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL)
1516 1510f469 2018-09-09 stsp if (strcmp(pack->path_packfile, path_packfile) == 0)
1517 1510f469 2018-09-09 stsp return pack;
1520 61af9b21 2022-06-28 stsp return NULL;
1523 61af9b21 2022-06-28 stsp const struct got_error *
1524 61af9b21 2022-06-28 stsp got_repo_pin_pack(struct got_repository *repo, struct got_packidx *packidx,
1525 61af9b21 2022-06-28 stsp struct got_pack *pack)
1528 61af9b21 2022-06-28 stsp int pinned_pack = -1, pinned_packidx = -1;
1530 61af9b21 2022-06-28 stsp for (i = 0; i < repo->pack_cache_size; i++) {
1531 61af9b21 2022-06-28 stsp if (repo->packidx_cache[i] &&
1532 61af9b21 2022-06-28 stsp strcmp(repo->packidx_cache[i]->path_packidx,
1533 61af9b21 2022-06-28 stsp packidx->path_packidx) == 0)
1534 61af9b21 2022-06-28 stsp pinned_packidx = i;
1535 61af9b21 2022-06-28 stsp if (repo->packs[i].path_packfile &&
1536 61af9b21 2022-06-28 stsp strcmp(repo->packs[i].path_packfile,
1537 61af9b21 2022-06-28 stsp pack->path_packfile) == 0)
1538 61af9b21 2022-06-28 stsp pinned_pack = i;
1541 61af9b21 2022-06-28 stsp if (pinned_packidx == -1 || pinned_pack == -1)
1542 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PIN_PACK);
1544 61af9b21 2022-06-28 stsp repo->pinned_pack = pinned_pack;
1545 61af9b21 2022-06-28 stsp repo->pinned_packidx = pinned_packidx;
1546 24b7de1c 2022-12-03 stsp if (repo->packs[pinned_pack].privsep_child)
1547 24b7de1c 2022-12-03 stsp repo->pinned_pid = repo->packs[pinned_pack].privsep_child->pid;
1548 61af9b21 2022-06-28 stsp return NULL;
1551 61af9b21 2022-06-28 stsp struct got_pack *
1552 61af9b21 2022-06-28 stsp got_repo_get_pinned_pack(struct got_repository *repo)
1554 61af9b21 2022-06-28 stsp if (repo->pinned_pack >= 0 &&
1555 61af9b21 2022-06-28 stsp repo->pinned_pack < repo->pack_cache_size)
1556 61af9b21 2022-06-28 stsp return &repo->packs[repo->pinned_pack];
1558 2c7829a4 2019-06-17 stsp return NULL;
1562 61af9b21 2022-06-28 stsp got_repo_unpin_pack(struct got_repository *repo)
1564 61af9b21 2022-06-28 stsp repo->pinned_packidx = -1;
1565 61af9b21 2022-06-28 stsp repo->pinned_pack = -1;
1566 61af9b21 2022-06-28 stsp repo->pinned_pid = 0;
1569 2c7829a4 2019-06-17 stsp const struct got_error *
1570 6f04a73d 2022-09-20 mark got_repo_init(const char *repo_path, const char *head_name)
1572 2c7829a4 2019-06-17 stsp const struct got_error *err = NULL;
1573 2c7829a4 2019-06-17 stsp const char *dirnames[] = {
1574 2c7829a4 2019-06-17 stsp GOT_OBJECTS_DIR,
1575 2c7829a4 2019-06-17 stsp GOT_OBJECTS_PACK_DIR,
1576 2c7829a4 2019-06-17 stsp GOT_REFS_DIR,
1578 2c7829a4 2019-06-17 stsp const char *description_str = "Unnamed repository; "
1579 2c7829a4 2019-06-17 stsp "edit this file 'description' to name the repository.";
1580 6f04a73d 2022-09-20 mark const char *headref = "ref: refs/heads/";
1581 2c7829a4 2019-06-17 stsp const char *gitconfig_str = "[core]\n"
1582 2c7829a4 2019-06-17 stsp "\trepositoryformatversion = 0\n"
1583 2c7829a4 2019-06-17 stsp "\tfilemode = true\n"
1584 2c7829a4 2019-06-17 stsp "\tbare = true\n";
1585 6f04a73d 2022-09-20 mark char *headref_str, *path;
1588 2c7829a4 2019-06-17 stsp if (!got_path_dir_is_empty(repo_path))
1589 2c7829a4 2019-06-17 stsp return got_error(GOT_ERR_DIR_NOT_EMPTY);
1591 2c7829a4 2019-06-17 stsp for (i = 0; i < nitems(dirnames); i++) {
1592 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, dirnames[i]) == -1) {
1593 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1595 2c7829a4 2019-06-17 stsp err = got_path_mkdir(path);
1596 2c7829a4 2019-06-17 stsp free(path);
1598 2c7829a4 2019-06-17 stsp return err;
1601 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, "description") == -1)
1602 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1603 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, description_str);
1604 2c7829a4 2019-06-17 stsp free(path);
1606 2c7829a4 2019-06-17 stsp return err;
1608 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, GOT_HEAD_FILE) == -1)
1609 6f04a73d 2022-09-20 mark return got_error_from_errno("asprintf");
1610 6f04a73d 2022-09-20 mark if (asprintf(&headref_str, "%s%s", headref,
1611 6f04a73d 2022-09-20 mark head_name ? head_name : "main") == -1) {
1612 6f04a73d 2022-09-20 mark free(path);
1613 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1615 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, headref_str);
1616 6f04a73d 2022-09-20 mark free(headref_str);
1617 2c7829a4 2019-06-17 stsp free(path);
1619 2c7829a4 2019-06-17 stsp return err;
1621 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, "config") == -1)
1622 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1623 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, gitconfig_str);
1624 2c7829a4 2019-06-17 stsp free(path);
1626 2c7829a4 2019-06-17 stsp return err;
1628 1510f469 2018-09-09 stsp return NULL;
1631 e09a504c 2019-06-28 stsp static const struct got_error *
1632 4277420a 2019-06-29 stsp match_packed_object(struct got_object_id **unique_id,
1633 dd88155e 2019-06-29 stsp struct got_repository *repo, const char *id_str_prefix, int obj_type)
1635 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1636 9b576444 2022-03-14 stsp struct got_object_id_queue matched_ids;
1637 9b576444 2022-03-14 stsp struct got_pathlist_entry *pe;
1639 dbdddfee 2021-06-23 naddy STAILQ_INIT(&matched_ids);
1641 1af88000 2022-10-22 stsp err = refresh_packidx_paths(repo);
1643 1af88000 2022-10-22 stsp return err;
1645 9b576444 2022-03-14 stsp TAILQ_FOREACH(pe, &repo->packidx_paths, entry) {
1646 9b576444 2022-03-14 stsp const char *path_packidx = pe->path;
1647 e09a504c 2019-06-28 stsp struct got_packidx *packidx;
1648 dd88155e 2019-06-29 stsp struct got_object_qid *qid;
1650 6d5a9006 2020-12-16 yzhong err = got_packidx_open(&packidx, got_repo_get_fd(repo),
1651 6d5a9006 2020-12-16 yzhong path_packidx, 0);
1655 dd88155e 2019-06-29 stsp err = got_packidx_match_id_str_prefix(&matched_ids,
1656 4277420a 2019-06-29 stsp packidx, id_str_prefix);
1657 4277420a 2019-06-29 stsp if (err) {
1658 4277420a 2019-06-29 stsp got_packidx_close(packidx);
1661 e09a504c 2019-06-28 stsp err = got_packidx_close(packidx);
1665 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &matched_ids, entry) {
1666 dd88155e 2019-06-29 stsp if (obj_type != GOT_OBJ_TYPE_ANY) {
1667 dd88155e 2019-06-29 stsp int matched_type;
1668 dd88155e 2019-06-29 stsp err = got_object_get_type(&matched_type, repo,
1669 d7b5a0e8 2022-04-20 stsp &qid->id);
1671 dd88155e 2019-06-29 stsp goto done;
1672 dd88155e 2019-06-29 stsp if (matched_type != obj_type)
1675 4277420a 2019-06-29 stsp if (*unique_id == NULL) {
1676 d7b5a0e8 2022-04-20 stsp *unique_id = got_object_id_dup(&qid->id);
1677 dd88155e 2019-06-29 stsp if (*unique_id == NULL) {
1678 dd88155e 2019-06-29 stsp err = got_error_from_errno("malloc");
1679 dd88155e 2019-06-29 stsp goto done;
1682 d7b5a0e8 2022-04-20 stsp if (got_object_id_cmp(*unique_id,
1683 d7b5a0e8 2022-04-20 stsp &qid->id) == 0)
1684 1accf02b 2020-01-05 stsp continue; /* packed multiple times */
1685 e09a504c 2019-06-28 stsp err = got_error(GOT_ERR_AMBIGUOUS_ID);
1686 561c3678 2019-07-02 stsp goto done;
1691 dd88155e 2019-06-29 stsp got_object_id_queue_free(&matched_ids);
1692 e09a504c 2019-06-28 stsp if (err) {
1693 e09a504c 2019-06-28 stsp free(*unique_id);
1694 e09a504c 2019-06-28 stsp *unique_id = NULL;
1696 e09a504c 2019-06-28 stsp return err;
1699 e09a504c 2019-06-28 stsp static const struct got_error *
1700 4277420a 2019-06-29 stsp match_loose_object(struct got_object_id **unique_id, const char *path_objects,
1701 dd88155e 2019-06-29 stsp const char *object_dir, const char *id_str_prefix, int obj_type,
1702 e09a504c 2019-06-28 stsp struct got_repository *repo)
1704 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1705 5d22ea52 2022-09-02 op char *path, *id_str = NULL;
1706 e09a504c 2019-06-28 stsp DIR *dir = NULL;
1707 e09a504c 2019-06-28 stsp struct dirent *dent;
1708 e09a504c 2019-06-28 stsp struct got_object_id id;
1710 e09a504c 2019-06-28 stsp if (asprintf(&path, "%s/%s", path_objects, object_dir) == -1) {
1711 e09a504c 2019-06-28 stsp err = got_error_from_errno("asprintf");
1712 e09a504c 2019-06-28 stsp goto done;
1715 e09a504c 2019-06-28 stsp dir = opendir(path);
1716 e09a504c 2019-06-28 stsp if (dir == NULL) {
1717 4277420a 2019-06-29 stsp if (errno == ENOENT) {
1718 4277420a 2019-06-29 stsp err = NULL;
1719 4277420a 2019-06-29 stsp goto done;
1721 e09a504c 2019-06-28 stsp err = got_error_from_errno2("opendir", path);
1722 e09a504c 2019-06-28 stsp goto done;
1724 e09a504c 2019-06-28 stsp while ((dent = readdir(dir)) != NULL) {
1727 5d22ea52 2022-09-02 op free(id_str);
1728 5d22ea52 2022-09-02 op id_str = NULL;
1730 e09a504c 2019-06-28 stsp if (strcmp(dent->d_name, ".") == 0 ||
1731 e09a504c 2019-06-28 stsp strcmp(dent->d_name, "..") == 0)
1734 e09a504c 2019-06-28 stsp if (asprintf(&id_str, "%s%s", object_dir, dent->d_name) == -1) {
1735 e09a504c 2019-06-28 stsp err = got_error_from_errno("asprintf");
1736 e09a504c 2019-06-28 stsp goto done;
1739 dfe0a3d8 2023-02-04 op id.algo = repo->algo;
1740 dfe0a3d8 2023-02-04 op if (!got_parse_hash_digest(id.hash, id_str, repo->algo, NULL))
1744 52d1d0d9 2019-07-07 stsp * Directory entries do not necessarily appear in
1745 52d1d0d9 2019-07-07 stsp * sorted order, so we must iterate over all of them.
1747 5903ff6e 2019-06-29 stsp cmp = strncmp(id_str, id_str_prefix, strlen(id_str_prefix));
1748 5d22ea52 2022-09-02 op if (cmp != 0)
1751 e09a504c 2019-06-28 stsp if (*unique_id == NULL) {
1752 dd88155e 2019-06-29 stsp if (obj_type != GOT_OBJ_TYPE_ANY) {
1753 dd88155e 2019-06-29 stsp int matched_type;
1754 dd88155e 2019-06-29 stsp err = got_object_get_type(&matched_type, repo,
1757 dd88155e 2019-06-29 stsp goto done;
1758 dd88155e 2019-06-29 stsp if (matched_type != obj_type)
1761 e09a504c 2019-06-28 stsp *unique_id = got_object_id_dup(&id);
1762 e09a504c 2019-06-28 stsp if (*unique_id == NULL) {
1763 e09a504c 2019-06-28 stsp err = got_error_from_errno("got_object_id_dup");
1764 e09a504c 2019-06-28 stsp goto done;
1767 1accf02b 2020-01-05 stsp if (got_object_id_cmp(*unique_id, &id) == 0)
1768 1accf02b 2020-01-05 stsp continue; /* both packed and loose */
1769 e09a504c 2019-06-28 stsp err = got_error(GOT_ERR_AMBIGUOUS_ID);
1770 e09a504c 2019-06-28 stsp goto done;
1774 b2df341b 2019-06-29 stsp if (dir && closedir(dir) != 0 && err == NULL)
1775 b2df341b 2019-06-29 stsp err = got_error_from_errno("closedir");
1776 e09a504c 2019-06-28 stsp if (err) {
1777 e09a504c 2019-06-28 stsp free(*unique_id);
1778 e09a504c 2019-06-28 stsp *unique_id = NULL;
1780 5d22ea52 2022-09-02 op free(id_str);
1781 e09a504c 2019-06-28 stsp free(path);
1782 e09a504c 2019-06-28 stsp return err;
1785 e09a504c 2019-06-28 stsp const struct got_error *
1786 4277420a 2019-06-29 stsp got_repo_match_object_id_prefix(struct got_object_id **id,
1787 dd88155e 2019-06-29 stsp const char *id_str_prefix, int obj_type, struct got_repository *repo)
1789 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1790 8ee99f94 2022-09-06 op char *path_objects = NULL, *object_dir = NULL;
1791 e09a504c 2019-06-28 stsp size_t len;
1794 4277420a 2019-06-29 stsp *id = NULL;
1796 8ee99f94 2022-09-06 op path_objects = got_repo_get_path_objects(repo);
1798 0e6ab4b2 2022-03-10 stsp len = strlen(id_str_prefix);
1799 8ee99f94 2022-09-06 op if (len > SHA1_DIGEST_STRING_LENGTH - 1) {
1800 8ee99f94 2022-09-06 op err = got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1804 0e6ab4b2 2022-03-10 stsp for (i = 0; i < len; i++) {
1805 4277420a 2019-06-29 stsp if (isxdigit((unsigned char)id_str_prefix[i]))
1807 8ee99f94 2022-09-06 op err = got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1811 e09a504c 2019-06-28 stsp if (len >= 2) {
1812 dd88155e 2019-06-29 stsp err = match_packed_object(id, repo, id_str_prefix, obj_type);
1814 83c8b3b8 2019-06-29 stsp goto done;
1815 e09a504c 2019-06-28 stsp object_dir = strndup(id_str_prefix, 2);
1816 83c8b3b8 2019-06-29 stsp if (object_dir == NULL) {
1817 83c8b3b8 2019-06-29 stsp err = got_error_from_errno("strdup");
1818 83c8b3b8 2019-06-29 stsp goto done;
1820 4277420a 2019-06-29 stsp err = match_loose_object(id, path_objects, object_dir,
1821 dd88155e 2019-06-29 stsp id_str_prefix, obj_type, repo);
1822 e09a504c 2019-06-28 stsp } else if (len == 1) {
1824 e09a504c 2019-06-28 stsp for (i = 0; i < 0xf; i++) {
1825 e09a504c 2019-06-28 stsp if (asprintf(&object_dir, "%s%.1x", id_str_prefix, i)
1827 83c8b3b8 2019-06-29 stsp err = got_error_from_errno("asprintf");
1828 83c8b3b8 2019-06-29 stsp goto done;
1830 dd88155e 2019-06-29 stsp err = match_packed_object(id, repo, object_dir,
1831 dd88155e 2019-06-29 stsp obj_type);
1833 83c8b3b8 2019-06-29 stsp goto done;
1834 4277420a 2019-06-29 stsp err = match_loose_object(id, path_objects, object_dir,
1835 dd88155e 2019-06-29 stsp id_str_prefix, obj_type, repo);
1837 83c8b3b8 2019-06-29 stsp goto done;
1840 6dd1ece6 2019-11-10 stsp err = got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1841 83c8b3b8 2019-06-29 stsp goto done;
1844 8ee99f94 2022-09-06 op free(path_objects);
1845 e09a504c 2019-06-28 stsp free(object_dir);
1846 4277420a 2019-06-29 stsp if (err) {
1847 4277420a 2019-06-29 stsp free(*id);
1848 4277420a 2019-06-29 stsp *id = NULL;
1849 138e4f47 2021-10-09 stsp } else if (*id == NULL) {
1850 138e4f47 2021-10-09 stsp switch (obj_type) {
1851 138e4f47 2021-10-09 stsp case GOT_OBJ_TYPE_BLOB:
1852 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1853 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_BLOB, id_str_prefix);
1855 138e4f47 2021-10-09 stsp case GOT_OBJ_TYPE_TREE:
1856 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1857 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_TREE, id_str_prefix);
1859 138e4f47 2021-10-09 stsp case GOT_OBJ_TYPE_COMMIT:
1860 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1861 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_COMMIT, id_str_prefix);
1863 138e4f47 2021-10-09 stsp case GOT_OBJ_TYPE_TAG:
1864 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1865 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_TAG, id_str_prefix);
1868 138e4f47 2021-10-09 stsp err = got_error_path(id_str_prefix, GOT_ERR_NO_OBJ);
1873 303e2782 2019-08-09 stsp return err;
1876 303e2782 2019-08-09 stsp const struct got_error *
1877 71a27632 2020-01-15 stsp got_repo_match_object_id(struct got_object_id **id, char **label,
1878 84de9106 2020-12-26 stsp const char *id_str, int obj_type, struct got_reflist_head *refs,
1879 71a27632 2020-01-15 stsp struct got_repository *repo)
1881 71a27632 2020-01-15 stsp const struct got_error *err;
1882 71a27632 2020-01-15 stsp struct got_tag_object *tag;
1883 71a27632 2020-01-15 stsp struct got_reference *ref = NULL;
1885 71a27632 2020-01-15 stsp *id = NULL;
1886 71a27632 2020-01-15 stsp if (label)
1887 71a27632 2020-01-15 stsp *label = NULL;
1889 84de9106 2020-12-26 stsp if (refs) {
1890 237cfda1 2021-10-08 stsp err = got_repo_object_match_tag(&tag, id_str, obj_type,
1891 84de9106 2020-12-26 stsp refs, repo);
1892 71a27632 2020-01-15 stsp if (err == NULL) {
1893 71a27632 2020-01-15 stsp *id = got_object_id_dup(
1894 71a27632 2020-01-15 stsp got_object_tag_get_object_id(tag));
1895 71a27632 2020-01-15 stsp if (*id == NULL)
1896 71a27632 2020-01-15 stsp err = got_error_from_errno("got_object_id_dup");
1897 71a27632 2020-01-15 stsp else if (label && asprintf(label, "refs/tags/%s",
1898 71a27632 2020-01-15 stsp got_object_tag_get_name(tag)) == -1) {
1899 71a27632 2020-01-15 stsp err = got_error_from_errno("asprintf");
1900 71a27632 2020-01-15 stsp free(*id);
1901 71a27632 2020-01-15 stsp *id = NULL;
1903 71a27632 2020-01-15 stsp got_object_tag_close(tag);
1904 71a27632 2020-01-15 stsp return err;
1905 71a27632 2020-01-15 stsp } else if (err->code != GOT_ERR_OBJ_TYPE &&
1906 71a27632 2020-01-15 stsp err->code != GOT_ERR_NO_OBJ)
1907 71a27632 2020-01-15 stsp return err;
1910 0ed2285b 2022-03-09 stsp err = got_ref_open(&ref, repo, id_str, 0);
1911 0ed2285b 2022-03-09 stsp if (err == NULL) {
1912 0ed2285b 2022-03-09 stsp err = got_ref_resolve(id, repo, ref);
1914 71a27632 2020-01-15 stsp goto done;
1915 71a27632 2020-01-15 stsp if (label) {
1916 71a27632 2020-01-15 stsp *label = strdup(got_ref_get_name(ref));
1917 71a27632 2020-01-15 stsp if (*label == NULL) {
1918 71a27632 2020-01-15 stsp err = got_error_from_errno("strdup");
1919 71a27632 2020-01-15 stsp goto done;
1923 0ed2285b 2022-03-09 stsp if (err->code != GOT_ERR_NOT_REF &&
1924 0ed2285b 2022-03-09 stsp err->code != GOT_ERR_BAD_REF_NAME)
1925 71a27632 2020-01-15 stsp goto done;
1926 0ed2285b 2022-03-09 stsp err = got_repo_match_object_id_prefix(id, id_str,
1927 0ed2285b 2022-03-09 stsp obj_type, repo);
1928 0ed2285b 2022-03-09 stsp if (err) {
1929 0ed2285b 2022-03-09 stsp if (err->code == GOT_ERR_BAD_OBJ_ID_STR)
1930 0ed2285b 2022-03-09 stsp err = got_error_not_ref(id_str);
1931 0ed2285b 2022-03-09 stsp goto done;
1933 0ed2285b 2022-03-09 stsp if (label) {
1934 0ed2285b 2022-03-09 stsp err = got_object_id_str(label, *id);
1935 0ed2285b 2022-03-09 stsp if (*label == NULL) {
1936 0ed2285b 2022-03-09 stsp err = got_error_from_errno("strdup");
1937 0ed2285b 2022-03-09 stsp goto done;
1943 71a27632 2020-01-15 stsp got_ref_close(ref);
1944 71a27632 2020-01-15 stsp return err;
1947 71a27632 2020-01-15 stsp const struct got_error *
1948 303e2782 2019-08-09 stsp got_repo_object_match_tag(struct got_tag_object **tag, const char *name,
1949 84de9106 2020-12-26 stsp int obj_type, struct got_reflist_head *refs, struct got_repository *repo)
1951 84de9106 2020-12-26 stsp const struct got_error *err = NULL;
1952 303e2782 2019-08-09 stsp struct got_reflist_entry *re;
1953 303e2782 2019-08-09 stsp struct got_object_id *tag_id;
1954 785d65a4 2020-12-05 stsp int name_is_absolute = (strncmp(name, "refs/", 5) == 0);
1956 303e2782 2019-08-09 stsp *tag = NULL;
1958 d9dff0e5 2020-12-26 stsp TAILQ_FOREACH(re, refs, entry) {
1959 303e2782 2019-08-09 stsp const char *refname;
1960 303e2782 2019-08-09 stsp refname = got_ref_get_name(re->ref);
1961 29606af7 2019-08-23 stsp if (got_ref_is_symbolic(re->ref))
1963 84de9106 2020-12-26 stsp if (strncmp(refname, "refs/tags/", 10) != 0)
1965 785d65a4 2020-12-05 stsp if (!name_is_absolute)
1966 785d65a4 2020-12-05 stsp refname += strlen("refs/tags/");
1967 303e2782 2019-08-09 stsp if (strcmp(refname, name) != 0)
1969 303e2782 2019-08-09 stsp err = got_ref_resolve(&tag_id, repo, re->ref);
1972 303e2782 2019-08-09 stsp err = got_object_open_as_tag(tag, repo, tag_id);
1973 303e2782 2019-08-09 stsp free(tag_id);
1976 d24820bf 2019-08-11 stsp if (obj_type == GOT_OBJ_TYPE_ANY ||
1977 d24820bf 2019-08-11 stsp got_object_tag_get_object_type(*tag) == obj_type)
1979 303e2782 2019-08-09 stsp got_object_tag_close(*tag);
1980 303e2782 2019-08-09 stsp *tag = NULL;
1983 303e2782 2019-08-09 stsp if (err == NULL && *tag == NULL)
1984 138e4f47 2021-10-09 stsp err = got_error_fmt(GOT_ERR_NO_OBJ, "%s %s",
1985 138e4f47 2021-10-09 stsp GOT_OBJ_LABEL_TAG, name);
1986 e09a504c 2019-06-28 stsp return err;
1989 3ce1b845 2019-07-15 stsp static const struct got_error *
1990 3ce1b845 2019-07-15 stsp alloc_added_blob_tree_entry(struct got_tree_entry **new_te,
1991 3ce1b845 2019-07-15 stsp const char *name, mode_t mode, struct got_object_id *blob_id)
1993 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1995 3ce1b845 2019-07-15 stsp *new_te = NULL;
1997 3ce1b845 2019-07-15 stsp *new_te = calloc(1, sizeof(**new_te));
1998 3ce1b845 2019-07-15 stsp if (*new_te == NULL)
1999 3ce1b845 2019-07-15 stsp return got_error_from_errno("calloc");
2001 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, name, sizeof((*new_te)->name)) >=
2002 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
2003 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
2004 3ce1b845 2019-07-15 stsp goto done;
2007 e8863bdc 2020-07-23 stsp if (S_ISLNK(mode)) {
2008 e8863bdc 2020-07-23 stsp (*new_te)->mode = S_IFLNK;
2010 e8863bdc 2020-07-23 stsp (*new_te)->mode = S_IFREG;
2011 e8863bdc 2020-07-23 stsp (*new_te)->mode |= (mode & (S_IRWXU | S_IRWXG | S_IRWXO));
2013 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, blob_id, sizeof((*new_te)->id));
2015 3ce1b845 2019-07-15 stsp if (err && *new_te) {
2016 56e0773d 2019-11-28 stsp free(*new_te);
2017 3ce1b845 2019-07-15 stsp *new_te = NULL;
2019 3ce1b845 2019-07-15 stsp return err;
2022 3ce1b845 2019-07-15 stsp static const struct got_error *
2023 3ce1b845 2019-07-15 stsp import_file(struct got_tree_entry **new_te, struct dirent *de,
2024 3ce1b845 2019-07-15 stsp const char *path, struct got_repository *repo)
2026 3ce1b845 2019-07-15 stsp const struct got_error *err;
2027 3ce1b845 2019-07-15 stsp struct got_object_id *blob_id = NULL;
2028 3ce1b845 2019-07-15 stsp char *filepath;
2029 3ce1b845 2019-07-15 stsp struct stat sb;
2031 3ce1b845 2019-07-15 stsp if (asprintf(&filepath, "%s%s%s", path,
2032 3ce1b845 2019-07-15 stsp path[0] == '\0' ? "" : "/", de->d_name) == -1)
2033 3ce1b845 2019-07-15 stsp return got_error_from_errno("asprintf");
2035 3ce1b845 2019-07-15 stsp if (lstat(filepath, &sb) != 0) {
2036 3ce1b845 2019-07-15 stsp err = got_error_from_errno2("lstat", path);
2037 3ce1b845 2019-07-15 stsp goto done;
2040 3ce1b845 2019-07-15 stsp err = got_object_blob_create(&blob_id, filepath, repo);
2042 3ce1b845 2019-07-15 stsp goto done;
2044 3ce1b845 2019-07-15 stsp err = alloc_added_blob_tree_entry(new_te, de->d_name, sb.st_mode,
2047 3ce1b845 2019-07-15 stsp free(filepath);
2049 3ce1b845 2019-07-15 stsp free(blob_id);
2050 3ce1b845 2019-07-15 stsp return err;
2053 3ce1b845 2019-07-15 stsp static const struct got_error *
2054 3ce1b845 2019-07-15 stsp insert_tree_entry(struct got_tree_entry *new_te,
2055 3ce1b845 2019-07-15 stsp struct got_pathlist_head *paths)
2057 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
2058 3ce1b845 2019-07-15 stsp struct got_pathlist_entry *new_pe;
2060 3ce1b845 2019-07-15 stsp err = got_pathlist_insert(&new_pe, paths, new_te->name, new_te);
2062 3ce1b845 2019-07-15 stsp return err;
2063 3ce1b845 2019-07-15 stsp if (new_pe == NULL)
2064 3ce1b845 2019-07-15 stsp return got_error(GOT_ERR_TREE_DUP_ENTRY);
2065 3ce1b845 2019-07-15 stsp return NULL;
2068 3ce1b845 2019-07-15 stsp static const struct got_error *write_tree(struct got_object_id **,
2069 3ce1b845 2019-07-15 stsp const char *, struct got_pathlist_head *, struct got_repository *,
2070 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg);
2072 3ce1b845 2019-07-15 stsp static const struct got_error *
2073 3ce1b845 2019-07-15 stsp import_subdir(struct got_tree_entry **new_te, struct dirent *de,
2074 3ce1b845 2019-07-15 stsp const char *path, struct got_pathlist_head *ignores,
2075 3ce1b845 2019-07-15 stsp struct got_repository *repo,
2076 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg)
2078 3ce1b845 2019-07-15 stsp const struct got_error *err;
2079 56e0773d 2019-11-28 stsp struct got_object_id *id = NULL;
2080 3ce1b845 2019-07-15 stsp char *subdirpath;
2082 3ce1b845 2019-07-15 stsp if (asprintf(&subdirpath, "%s%s%s", path,
2083 3ce1b845 2019-07-15 stsp path[0] == '\0' ? "" : "/", de->d_name) == -1)
2084 3ce1b845 2019-07-15 stsp return got_error_from_errno("asprintf");
2086 3ce1b845 2019-07-15 stsp (*new_te) = calloc(1, sizeof(**new_te));
2087 d6fca0ba 2019-09-15 hiltjo if (*new_te == NULL)
2088 d6fca0ba 2019-09-15 hiltjo return got_error_from_errno("calloc");
2089 3ce1b845 2019-07-15 stsp (*new_te)->mode = S_IFDIR;
2090 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, de->d_name, sizeof((*new_te)->name)) >=
2091 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
2092 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
2093 3ce1b845 2019-07-15 stsp goto done;
2095 56e0773d 2019-11-28 stsp err = write_tree(&id, subdirpath, ignores, repo,
2096 3ce1b845 2019-07-15 stsp progress_cb, progress_arg);
2098 56e0773d 2019-11-28 stsp goto done;
2099 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, id, sizeof((*new_te)->id));
2103 3ce1b845 2019-07-15 stsp free(subdirpath);
2104 3ce1b845 2019-07-15 stsp if (err) {
2105 56e0773d 2019-11-28 stsp free(*new_te);
2106 3ce1b845 2019-07-15 stsp *new_te = NULL;
2108 3ce1b845 2019-07-15 stsp return err;
2111 3ce1b845 2019-07-15 stsp static const struct got_error *
2112 3ce1b845 2019-07-15 stsp write_tree(struct got_object_id **new_tree_id, const char *path_dir,
2113 3ce1b845 2019-07-15 stsp struct got_pathlist_head *ignores, struct got_repository *repo,
2114 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg)
2116 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
2118 3ce1b845 2019-07-15 stsp struct dirent *de;
2119 56e0773d 2019-11-28 stsp int nentries;
2120 3ce1b845 2019-07-15 stsp struct got_tree_entry *new_te = NULL;
2121 3ce1b845 2019-07-15 stsp struct got_pathlist_head paths;
2122 3ce1b845 2019-07-15 stsp struct got_pathlist_entry *pe;
2124 3ce1b845 2019-07-15 stsp *new_tree_id = NULL;
2126 3ce1b845 2019-07-15 stsp TAILQ_INIT(&paths);
2128 3ce1b845 2019-07-15 stsp dir = opendir(path_dir);
2129 3ce1b845 2019-07-15 stsp if (dir == NULL) {
2130 3ce1b845 2019-07-15 stsp err = got_error_from_errno2("opendir", path_dir);
2131 3ce1b845 2019-07-15 stsp goto done;
2134 56e0773d 2019-11-28 stsp nentries = 0;
2135 3ce1b845 2019-07-15 stsp while ((de = readdir(dir)) != NULL) {
2136 3ce1b845 2019-07-15 stsp int ignore = 0;
2139 3ce1b845 2019-07-15 stsp if (strcmp(de->d_name, ".") == 0 ||
2140 3ce1b845 2019-07-15 stsp strcmp(de->d_name, "..") == 0)
2143 3ce1b845 2019-07-15 stsp TAILQ_FOREACH(pe, ignores, entry) {
2144 3ce1b845 2019-07-15 stsp if (fnmatch(pe->path, de->d_name, 0) == 0) {
2145 3ce1b845 2019-07-15 stsp ignore = 1;
2149 3ce1b845 2019-07-15 stsp if (ignore)
2152 20ccae39 2020-07-21 stsp err = got_path_dirent_type(&type, path_dir, de);
2154 20ccae39 2020-07-21 stsp goto done;
2156 20ccae39 2020-07-21 stsp if (type == DT_DIR) {
2157 3ce1b845 2019-07-15 stsp err = import_subdir(&new_te, de, path_dir,
2158 3ce1b845 2019-07-15 stsp ignores, repo, progress_cb, progress_arg);
2159 db1d3576 2019-10-04 stsp if (err) {
2160 db1d3576 2019-10-04 stsp if (err->code != GOT_ERR_NO_TREE_ENTRY)
2161 db1d3576 2019-10-04 stsp goto done;
2162 db1d3576 2019-10-04 stsp err = NULL;
2165 e8863bdc 2020-07-23 stsp } else if (type == DT_REG || type == DT_LNK) {
2166 3ce1b845 2019-07-15 stsp err = import_file(&new_te, de, path_dir, repo);
2168 3ce1b845 2019-07-15 stsp goto done;
2172 3ce1b845 2019-07-15 stsp err = insert_tree_entry(new_te, &paths);
2174 3ce1b845 2019-07-15 stsp goto done;
2175 56e0773d 2019-11-28 stsp nentries++;
2178 db1d3576 2019-10-04 stsp if (TAILQ_EMPTY(&paths)) {
2179 b66cd6f3 2020-07-31 stsp err = got_error_msg(GOT_ERR_NO_TREE_ENTRY,
2180 b66cd6f3 2020-07-31 stsp "cannot create tree without any entries");
2181 db1d3576 2019-10-04 stsp goto done;
2184 3ce1b845 2019-07-15 stsp TAILQ_FOREACH(pe, &paths, entry) {
2185 3ce1b845 2019-07-15 stsp struct got_tree_entry *te = pe->data;
2186 3ce1b845 2019-07-15 stsp char *path;
2187 e8863bdc 2020-07-23 stsp if (!S_ISREG(te->mode) && !S_ISLNK(te->mode))
2189 3ce1b845 2019-07-15 stsp if (asprintf(&path, "%s/%s", path_dir, pe->path) == -1) {
2190 3ce1b845 2019-07-15 stsp err = got_error_from_errno("asprintf");
2191 3ce1b845 2019-07-15 stsp goto done;
2193 3ce1b845 2019-07-15 stsp err = (*progress_cb)(progress_arg, path);
2194 3ce1b845 2019-07-15 stsp free(path);
2196 3ce1b845 2019-07-15 stsp goto done;
2199 56e0773d 2019-11-28 stsp err = got_object_tree_create(new_tree_id, &paths, nentries, repo);
2202 3ce1b845 2019-07-15 stsp closedir(dir);
2203 d8bacb93 2023-01-10 mark got_pathlist_free(&paths, GOT_PATHLIST_FREE_NONE);
2204 3ce1b845 2019-07-15 stsp return err;
2207 3ce1b845 2019-07-15 stsp const struct got_error *
2208 3ce1b845 2019-07-15 stsp got_repo_import(struct got_object_id **new_commit_id, const char *path_dir,
2209 3ce1b845 2019-07-15 stsp const char *logmsg, const char *author, struct got_pathlist_head *ignores,
2210 3ce1b845 2019-07-15 stsp struct got_repository *repo, got_repo_import_cb progress_cb,
2211 3ce1b845 2019-07-15 stsp void *progress_arg)
2213 3ce1b845 2019-07-15 stsp const struct got_error *err;
2214 3ce1b845 2019-07-15 stsp struct got_object_id *new_tree_id;
2216 3ce1b845 2019-07-15 stsp err = write_tree(&new_tree_id, path_dir, ignores, repo,
2217 3ce1b845 2019-07-15 stsp progress_cb, progress_arg);
2219 3ce1b845 2019-07-15 stsp return err;
2221 3ce1b845 2019-07-15 stsp err = got_object_commit_create(new_commit_id, new_tree_id, NULL, 0,
2222 3ce1b845 2019-07-15 stsp author, time(NULL), author, time(NULL), logmsg, repo);
2223 3ce1b845 2019-07-15 stsp free(new_tree_id);
2224 20662ea0 2021-04-10 stsp return err;
2227 20662ea0 2021-04-10 stsp const struct got_error *
2228 20662ea0 2021-04-10 stsp got_repo_get_loose_object_info(int *nobjects, off_t *ondisk_size,
2229 20662ea0 2021-04-10 stsp struct got_repository *repo)
2231 20662ea0 2021-04-10 stsp const struct got_error *err = NULL;
2232 20662ea0 2021-04-10 stsp char *path_objects = NULL, *path = NULL;
2233 20662ea0 2021-04-10 stsp DIR *dir = NULL;
2234 20662ea0 2021-04-10 stsp struct got_object_id id;
2237 20662ea0 2021-04-10 stsp *nobjects = 0;
2238 20662ea0 2021-04-10 stsp *ondisk_size = 0;
2240 20662ea0 2021-04-10 stsp path_objects = got_repo_get_path_objects(repo);
2241 20662ea0 2021-04-10 stsp if (path_objects == NULL)
2242 20662ea0 2021-04-10 stsp return got_error_from_errno("got_repo_get_path_objects");
2244 20662ea0 2021-04-10 stsp for (i = 0; i <= 0xff; i++) {
2245 20662ea0 2021-04-10 stsp struct dirent *dent;
2247 20662ea0 2021-04-10 stsp if (asprintf(&path, "%s/%.2x", path_objects, i) == -1) {
2248 20662ea0 2021-04-10 stsp err = got_error_from_errno("asprintf");
2252 20662ea0 2021-04-10 stsp dir = opendir(path);
2253 20662ea0 2021-04-10 stsp if (dir == NULL) {
2254 20662ea0 2021-04-10 stsp if (errno == ENOENT) {
2255 20662ea0 2021-04-10 stsp err = NULL;
2258 20662ea0 2021-04-10 stsp err = got_error_from_errno2("opendir", path);
2262 20662ea0 2021-04-10 stsp while ((dent = readdir(dir)) != NULL) {
2263 20662ea0 2021-04-10 stsp char *id_str;
2265 20662ea0 2021-04-10 stsp struct stat sb;
2267 20662ea0 2021-04-10 stsp if (strcmp(dent->d_name, ".") == 0 ||
2268 20662ea0 2021-04-10 stsp strcmp(dent->d_name, "..") == 0)
2271 20662ea0 2021-04-10 stsp if (asprintf(&id_str, "%.2x%s", i, dent->d_name) == -1) {
2272 20662ea0 2021-04-10 stsp err = got_error_from_errno("asprintf");
2273 20662ea0 2021-04-10 stsp goto done;
2276 dfe0a3d8 2023-02-04 op /* XXX: sha256 */
2277 3093e2d7 2023-02-04 op if (!got_parse_sha1_digest(id.hash, id_str)) {
2278 20662ea0 2021-04-10 stsp free(id_str);
2281 20662ea0 2021-04-10 stsp free(id_str);
2283 20662ea0 2021-04-10 stsp err = got_object_open_loose_fd(&fd, &id, repo);
2285 20662ea0 2021-04-10 stsp goto done;
2287 20662ea0 2021-04-10 stsp if (fstat(fd, &sb) == -1) {
2288 20662ea0 2021-04-10 stsp err = got_error_from_errno("fstat");
2289 20662ea0 2021-04-10 stsp close(fd);
2290 20662ea0 2021-04-10 stsp goto done;
2292 20662ea0 2021-04-10 stsp (*nobjects)++;
2293 20662ea0 2021-04-10 stsp (*ondisk_size) += sb.st_size;
2295 20662ea0 2021-04-10 stsp if (close(fd) == -1) {
2296 20662ea0 2021-04-10 stsp err = got_error_from_errno("close");
2297 20662ea0 2021-04-10 stsp goto done;
2301 20662ea0 2021-04-10 stsp if (closedir(dir) != 0) {
2302 20662ea0 2021-04-10 stsp err = got_error_from_errno("closedir");
2303 20662ea0 2021-04-10 stsp goto done;
2305 20662ea0 2021-04-10 stsp dir = NULL;
2307 20662ea0 2021-04-10 stsp free(path);
2308 20662ea0 2021-04-10 stsp path = NULL;
2311 20662ea0 2021-04-10 stsp if (dir && closedir(dir) != 0 && err == NULL)
2312 20662ea0 2021-04-10 stsp err = got_error_from_errno("closedir");
2314 20662ea0 2021-04-10 stsp if (err) {
2315 20662ea0 2021-04-10 stsp *nobjects = 0;
2316 20662ea0 2021-04-10 stsp *ondisk_size = 0;
2318 20662ea0 2021-04-10 stsp free(path_objects);
2319 20662ea0 2021-04-10 stsp free(path);
2320 3ce1b845 2019-07-15 stsp return err;
2323 20662ea0 2021-04-10 stsp const struct got_error *
2324 20662ea0 2021-04-10 stsp got_repo_get_packfile_info(int *npackfiles, int *nobjects,
2325 20662ea0 2021-04-10 stsp off_t *total_packsize, struct got_repository *repo)
2327 0c9eeee2 2021-06-05 stsp const struct got_error *err = NULL;
2328 20662ea0 2021-04-10 stsp DIR *packdir = NULL;
2329 20662ea0 2021-04-10 stsp struct dirent *dent;
2330 20662ea0 2021-04-10 stsp struct got_packidx *packidx = NULL;
2331 20662ea0 2021-04-10 stsp char *path_packidx;
2332 20662ea0 2021-04-10 stsp char *path_packfile;
2333 20662ea0 2021-04-10 stsp int packdir_fd;
2334 20662ea0 2021-04-10 stsp struct stat sb;
2336 20662ea0 2021-04-10 stsp *npackfiles = 0;
2337 20662ea0 2021-04-10 stsp *nobjects = 0;
2338 20662ea0 2021-04-10 stsp *total_packsize = 0;
2340 20662ea0 2021-04-10 stsp packdir_fd = openat(got_repo_get_fd(repo),
2341 20662ea0 2021-04-10 stsp GOT_OBJECTS_PACK_DIR, O_DIRECTORY);
2342 20662ea0 2021-04-10 stsp if (packdir_fd == -1) {
2343 20662ea0 2021-04-10 stsp return got_error_from_errno_fmt("openat: %s/%s",
2344 20662ea0 2021-04-10 stsp got_repo_get_path_git_dir(repo),
2345 20662ea0 2021-04-10 stsp GOT_OBJECTS_PACK_DIR);
2348 20662ea0 2021-04-10 stsp packdir = fdopendir(packdir_fd);
2349 20662ea0 2021-04-10 stsp if (packdir == NULL) {
2350 20662ea0 2021-04-10 stsp err = got_error_from_errno("fdopendir");
2351 20662ea0 2021-04-10 stsp goto done;
2354 20662ea0 2021-04-10 stsp while ((dent = readdir(packdir)) != NULL) {
2355 1124fe40 2021-07-07 stsp if (!got_repo_is_packidx_filename(dent->d_name, dent->d_namlen))
2358 20662ea0 2021-04-10 stsp if (asprintf(&path_packidx, "%s/%s", GOT_OBJECTS_PACK_DIR,
2359 20662ea0 2021-04-10 stsp dent->d_name) == -1) {
2360 20662ea0 2021-04-10 stsp err = got_error_from_errno("asprintf");
2361 20662ea0 2021-04-10 stsp goto done;
2364 20662ea0 2021-04-10 stsp err = got_packidx_open(&packidx, got_repo_get_fd(repo),
2365 20662ea0 2021-04-10 stsp path_packidx, 0);
2366 20662ea0 2021-04-10 stsp free(path_packidx);
2368 20662ea0 2021-04-10 stsp goto done;
2370 20662ea0 2021-04-10 stsp if (fstat(packidx->fd, &sb) == -1)
2371 20662ea0 2021-04-10 stsp goto done;
2372 20662ea0 2021-04-10 stsp *total_packsize += sb.st_size;
2374 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
2375 aea75d87 2021-07-06 stsp packidx->path_packidx);
2377 20662ea0 2021-04-10 stsp goto done;
2379 20662ea0 2021-04-10 stsp if (fstatat(got_repo_get_fd(repo), path_packfile, &sb,
2380 20662ea0 2021-04-10 stsp 0) == -1) {
2381 20662ea0 2021-04-10 stsp free(path_packfile);
2382 20662ea0 2021-04-10 stsp goto done;
2384 20662ea0 2021-04-10 stsp free(path_packfile);
2385 20662ea0 2021-04-10 stsp *total_packsize += sb.st_size;
2387 20662ea0 2021-04-10 stsp *nobjects += be32toh(packidx->hdr.fanout_table[0xff]);
2389 20662ea0 2021-04-10 stsp (*npackfiles)++;
2391 20662ea0 2021-04-10 stsp got_packidx_close(packidx);
2392 20662ea0 2021-04-10 stsp packidx = NULL;
2395 20662ea0 2021-04-10 stsp if (packidx)
2396 20662ea0 2021-04-10 stsp got_packidx_close(packidx);
2397 20662ea0 2021-04-10 stsp if (packdir && closedir(packdir) != 0 && err == NULL)
2398 20662ea0 2021-04-10 stsp err = got_error_from_errno("closedir");
2399 20662ea0 2021-04-10 stsp if (err) {
2400 20662ea0 2021-04-10 stsp *npackfiles = 0;
2401 20662ea0 2021-04-10 stsp *nobjects = 0;
2402 20662ea0 2021-04-10 stsp *total_packsize = 0;
2404 20662ea0 2021-04-10 stsp return err;
2407 f8b19efd 2021-10-13 stsp RB_GENERATE(got_packidx_bloom_filter_tree, got_packidx_bloom_filter, entry,
2408 f8b19efd 2021-10-13 stsp got_packidx_bloom_filter_cmp);
