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 ad242220 2018-09-08 stsp #include <sys/uio.h>
20 aba9c984 2019-09-08 stsp #include <sys/socket.h>
21 deeca238 2018-03-12 stsp #include <sys/stat.h>
22 1510f469 2018-09-09 stsp #include <sys/mman.h>
24 e09a504c 2019-06-28 stsp #include <ctype.h>
25 78fb0967 2020-09-09 naddy #include <endian.h>
26 1510f469 2018-09-09 stsp #include <fcntl.h>
27 3ce1b845 2019-07-15 stsp #include <fnmatch.h>
28 4027f31a 2017-11-04 stsp #include <limits.h>
29 1510f469 2018-09-09 stsp #include <dirent.h>
30 4027f31a 2017-11-04 stsp #include <stdlib.h>
31 4027f31a 2017-11-04 stsp #include <stdio.h>
32 4027f31a 2017-11-04 stsp #include <sha1.h>
33 4027f31a 2017-11-04 stsp #include <string.h>
34 303e14b5 2019-09-23 stsp #include <time.h>
35 81a12da5 2020-09-09 naddy #include <unistd.h>
36 79b11c62 2018-03-09 stsp #include <zlib.h>
37 85f51bba 2018-07-16 stsp #include <errno.h>
38 85f51bba 2018-07-16 stsp #include <libgen.h>
39 ad242220 2018-09-08 stsp #include <stdint.h>
40 ad242220 2018-09-08 stsp #include <imsg.h>
41 c442a90d 2019-03-10 stsp #include <uuid.h>
43 4027f31a 2017-11-04 stsp #include "got_error.h"
44 5261c201 2018-04-01 stsp #include "got_reference.h"
45 4027f31a 2017-11-04 stsp #include "got_repository.h"
46 1dd54920 2019-05-11 stsp #include "got_path.h"
47 e6209546 2019-08-22 stsp #include "got_cancel.h"
48 442a3ddc 2018-04-23 stsp #include "got_worktree.h"
49 7bb0daa1 2018-06-21 stsp #include "got_object.h"
51 718b3ab0 2018-03-17 stsp #include "got_lib_delta.h"
52 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
53 718b3ab0 2018-03-17 stsp #include "got_lib_object.h"
54 3ce1b845 2019-07-15 stsp #include "got_lib_object_parse.h"
55 3ce1b845 2019-07-15 stsp #include "got_lib_object_create.h"
56 718b3ab0 2018-03-17 stsp #include "got_lib_pack.h"
57 876c234b 2018-09-10 stsp #include "got_lib_privsep.h"
58 442a3ddc 2018-04-23 stsp #include "got_lib_worktree.h"
59 e09a504c 2019-06-28 stsp #include "got_lib_sha1.h"
60 6bef87be 2018-09-11 stsp #include "got_lib_object_cache.h"
61 6bef87be 2018-09-11 stsp #include "got_lib_repository.h"
62 50b0790e 2020-09-11 stsp #include "got_lib_gotconfig.h"
64 79b11c62 2018-03-09 stsp #ifndef nitems
65 79b11c62 2018-03-09 stsp #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
68 7839bc15 2019-01-06 stsp const char *
69 86c3caaf 2018-03-09 stsp got_repo_get_path(struct got_repository *repo)
71 7839bc15 2019-01-06 stsp return repo->path;
74 6e9da951 2019-01-06 stsp const char *
75 11995603 2017-11-05 stsp got_repo_get_path_git_dir(struct got_repository *repo)
77 6e9da951 2019-01-06 stsp return repo->path_git_dir;
80 aba9c984 2019-09-08 stsp const char *
81 aba9c984 2019-09-08 stsp got_repo_get_gitconfig_author_name(struct got_repository *repo)
83 aba9c984 2019-09-08 stsp return repo->gitconfig_author_name;
86 aba9c984 2019-09-08 stsp const char *
87 aba9c984 2019-09-08 stsp got_repo_get_gitconfig_author_email(struct got_repository *repo)
89 aba9c984 2019-09-08 stsp return repo->gitconfig_author_email;
92 c9956ddf 2019-09-08 stsp const char *
93 c9956ddf 2019-09-08 stsp got_repo_get_global_gitconfig_author_name(struct got_repository *repo)
95 c9956ddf 2019-09-08 stsp return repo->global_gitconfig_author_name;
98 c9956ddf 2019-09-08 stsp const char *
99 c9956ddf 2019-09-08 stsp got_repo_get_global_gitconfig_author_email(struct got_repository *repo)
101 c9956ddf 2019-09-08 stsp return repo->global_gitconfig_author_email;
104 9a1cc63f 2020-02-03 stsp const char *
105 9a1cc63f 2020-02-03 stsp got_repo_get_gitconfig_owner(struct got_repository *repo)
107 9a1cc63f 2020-02-03 stsp return repo->gitconfig_owner;
111 04ca23f4 2018-07-16 stsp got_repo_is_bare(struct got_repository *repo)
113 04ca23f4 2018-07-16 stsp return (strcmp(repo->path, repo->path_git_dir) == 0);
116 4027f31a 2017-11-04 stsp static char *
117 4027f31a 2017-11-04 stsp get_path_git_child(struct got_repository *repo, const char *basename)
119 4027f31a 2017-11-04 stsp char *path_child;
121 4986b9d5 2018-03-12 stsp if (asprintf(&path_child, "%s/%s", repo->path_git_dir,
122 4027f31a 2017-11-04 stsp basename) == -1)
123 4027f31a 2017-11-04 stsp return NULL;
125 4027f31a 2017-11-04 stsp return path_child;
129 11995603 2017-11-05 stsp got_repo_get_path_objects(struct got_repository *repo)
131 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_OBJECTS_DIR);
135 a1fd68d8 2018-01-12 stsp got_repo_get_path_objects_pack(struct got_repository *repo)
137 a1fd68d8 2018-01-12 stsp return get_path_git_child(repo, GOT_OBJECTS_PACK_DIR);
141 11995603 2017-11-05 stsp got_repo_get_path_refs(struct got_repository *repo)
143 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_REFS_DIR);
147 fb79db15 2019-02-01 stsp got_repo_get_path_packed_refs(struct got_repository *repo)
149 fb79db15 2019-02-01 stsp return get_path_git_child(repo, GOT_PACKED_REFS_FILE);
152 4027f31a 2017-11-04 stsp static char *
153 4027f31a 2017-11-04 stsp get_path_head(struct got_repository *repo)
155 4027f31a 2017-11-04 stsp return get_path_git_child(repo, GOT_HEAD_FILE);
159 b46f3e71 2020-03-18 stsp got_repo_get_path_gitconfig(struct got_repository *repo)
161 b46f3e71 2020-03-18 stsp return get_path_git_child(repo, GOT_GITCONFIG);
165 257add31 2020-09-09 stsp got_repo_get_path_gotconfig(struct got_repository *repo)
167 50b0790e 2020-09-11 stsp return get_path_git_child(repo, GOT_GOTCONFIG_FILENAME);
170 50b0790e 2020-09-11 stsp const struct got_gotconfig *
171 50b0790e 2020-09-11 stsp got_repo_get_gotconfig(struct got_repository *repo)
173 50b0790e 2020-09-11 stsp return repo->gotconfig;
177 50b0790e 2020-09-11 stsp got_repo_get_gitconfig_remotes(int *nremotes,
178 50b0790e 2020-09-11 stsp const struct got_remote_repo **remotes, struct got_repository *repo)
180 50b0790e 2020-09-11 stsp *nremotes = repo->ngitconfig_remotes;
181 50b0790e 2020-09-11 stsp *remotes = repo->gitconfig_remotes;
185 4027f31a 2017-11-04 stsp is_git_repo(struct got_repository *repo)
187 6e9da951 2019-01-06 stsp const char *path_git = got_repo_get_path_git_dir(repo);
188 11995603 2017-11-05 stsp char *path_objects = got_repo_get_path_objects(repo);
189 11995603 2017-11-05 stsp char *path_refs = got_repo_get_path_refs(repo);
190 4027f31a 2017-11-04 stsp char *path_head = get_path_head(repo);
191 deeca238 2018-03-12 stsp int ret = 0;
192 deeca238 2018-03-12 stsp struct stat sb;
193 4847cca1 2018-03-12 stsp struct got_reference *head_ref;
195 deeca238 2018-03-12 stsp if (lstat(path_git, &sb) == -1)
197 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
200 deeca238 2018-03-12 stsp if (lstat(path_objects, &sb) == -1)
202 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
205 deeca238 2018-03-12 stsp if (lstat(path_refs, &sb) == -1)
207 deeca238 2018-03-12 stsp if (!S_ISDIR(sb.st_mode))
210 deeca238 2018-03-12 stsp if (lstat(path_head, &sb) == -1)
212 deeca238 2018-03-12 stsp if (!S_ISREG(sb.st_mode))
215 4847cca1 2018-03-12 stsp /* Check if the HEAD reference can be opened. */
216 2f17228e 2019-05-12 stsp if (got_ref_open(&head_ref, repo, GOT_REF_HEAD, 0) != NULL)
218 4847cca1 2018-03-12 stsp got_ref_close(head_ref);
222 4027f31a 2017-11-04 stsp free(path_objects);
223 4027f31a 2017-11-04 stsp free(path_refs);
224 4027f31a 2017-11-04 stsp free(path_head);
225 4027f31a 2017-11-04 stsp return ret;
229 f6be5c30 2018-06-22 stsp const struct got_error *
230 f6be5c30 2018-06-22 stsp got_repo_cache_object(struct got_repository *repo, struct got_object_id *id,
231 f6be5c30 2018-06-22 stsp struct got_object *obj)
233 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
234 f6be5c30 2018-06-22 stsp const struct got_error *err = NULL;
235 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->objcache, id, obj);
237 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
238 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
239 79c99a64 2019-05-23 stsp err = NULL;
240 f6be5c30 2018-06-22 stsp return err;
242 f6be5c30 2018-06-22 stsp obj->refcnt++;
244 f6be5c30 2018-06-22 stsp return NULL;
247 7bb0daa1 2018-06-21 stsp struct got_object *
248 7bb0daa1 2018-06-21 stsp got_repo_get_cached_object(struct got_repository *repo,
249 7bb0daa1 2018-06-21 stsp struct got_object_id *id)
251 6bef87be 2018-09-11 stsp return (struct got_object *)got_object_cache_get(&repo->objcache, id);
254 4027f31a 2017-11-04 stsp const struct got_error *
255 f6be5c30 2018-06-22 stsp got_repo_cache_tree(struct got_repository *repo, struct got_object_id *id,
256 f6be5c30 2018-06-22 stsp struct got_tree_object *tree)
258 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
259 f6be5c30 2018-06-22 stsp const struct got_error *err = NULL;
260 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->treecache, id, tree);
262 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
263 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
264 79c99a64 2019-05-23 stsp err = NULL;
265 f6be5c30 2018-06-22 stsp return err;
267 f6be5c30 2018-06-22 stsp tree->refcnt++;
269 f6be5c30 2018-06-22 stsp return NULL;
272 f6be5c30 2018-06-22 stsp struct got_tree_object *
273 f6be5c30 2018-06-22 stsp got_repo_get_cached_tree(struct got_repository *repo,
274 f6be5c30 2018-06-22 stsp struct got_object_id *id)
276 6bef87be 2018-09-11 stsp return (struct got_tree_object *)got_object_cache_get(
277 6bef87be 2018-09-11 stsp &repo->treecache, id);
280 1943de01 2018-06-22 stsp const struct got_error *
281 1943de01 2018-06-22 stsp got_repo_cache_commit(struct got_repository *repo, struct got_object_id *id,
282 1943de01 2018-06-22 stsp struct got_commit_object *commit)
284 ccfe88e6 2018-07-12 stsp #ifndef GOT_NO_OBJ_CACHE
285 1943de01 2018-06-22 stsp const struct got_error *err = NULL;
286 6bef87be 2018-09-11 stsp err = got_object_cache_add(&repo->commitcache, id, commit);
288 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
289 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
290 79c99a64 2019-05-23 stsp err = NULL;
291 1943de01 2018-06-22 stsp return err;
293 1943de01 2018-06-22 stsp commit->refcnt++;
295 f6be5c30 2018-06-22 stsp return NULL;
298 1943de01 2018-06-22 stsp struct got_commit_object *
299 1943de01 2018-06-22 stsp got_repo_get_cached_commit(struct got_repository *repo,
300 1943de01 2018-06-22 stsp struct got_object_id *id)
302 6bef87be 2018-09-11 stsp return (struct got_commit_object *)got_object_cache_get(
303 6bef87be 2018-09-11 stsp &repo->commitcache, id);
306 f4a881ce 2018-11-17 stsp const struct got_error *
307 f4a881ce 2018-11-17 stsp got_repo_cache_tag(struct got_repository *repo, struct got_object_id *id,
308 f4a881ce 2018-11-17 stsp struct got_tag_object *tag)
310 f4a881ce 2018-11-17 stsp #ifndef GOT_NO_OBJ_CACHE
311 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
312 f4a881ce 2018-11-17 stsp err = got_object_cache_add(&repo->tagcache, id, tag);
314 79c99a64 2019-05-23 stsp if (err->code == GOT_ERR_OBJ_EXISTS ||
315 79c99a64 2019-05-23 stsp err->code == GOT_ERR_OBJ_TOO_LARGE)
316 79c99a64 2019-05-23 stsp err = NULL;
317 f4a881ce 2018-11-17 stsp return err;
319 f4a881ce 2018-11-17 stsp tag->refcnt++;
321 f4a881ce 2018-11-17 stsp return NULL;
324 f4a881ce 2018-11-17 stsp struct got_tag_object *
325 f4a881ce 2018-11-17 stsp got_repo_get_cached_tag(struct got_repository *repo, struct got_object_id *id)
327 f4a881ce 2018-11-17 stsp return (struct got_tag_object *)got_object_cache_get(
328 f4a881ce 2018-11-17 stsp &repo->tagcache, id);
331 f6be5c30 2018-06-22 stsp const struct got_error *
332 85f51bba 2018-07-16 stsp open_repo(struct got_repository *repo, const char *path)
334 85f51bba 2018-07-16 stsp const struct got_error *err = NULL;
336 85f51bba 2018-07-16 stsp /* bare git repository? */
337 85f51bba 2018-07-16 stsp repo->path_git_dir = strdup(path);
338 ee645855 2019-02-05 stsp if (repo->path_git_dir == NULL)
339 638f9024 2019-05-13 stsp return got_error_from_errno("strdup");
340 85f51bba 2018-07-16 stsp if (is_git_repo(repo)) {
341 85f51bba 2018-07-16 stsp repo->path = strdup(repo->path_git_dir);
342 85f51bba 2018-07-16 stsp if (repo->path == NULL) {
343 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
346 85f51bba 2018-07-16 stsp return NULL;
349 85f51bba 2018-07-16 stsp /* git repository with working tree? */
350 85f51bba 2018-07-16 stsp free(repo->path_git_dir);
351 6b68ccd6 2019-09-01 stsp repo->path_git_dir = NULL;
352 85f51bba 2018-07-16 stsp if (asprintf(&repo->path_git_dir, "%s/%s", path, GOT_GIT_DIR) == -1) {
353 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
356 85f51bba 2018-07-16 stsp if (is_git_repo(repo)) {
357 85f51bba 2018-07-16 stsp repo->path = strdup(path);
358 85f51bba 2018-07-16 stsp if (repo->path == NULL) {
359 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
362 85f51bba 2018-07-16 stsp return NULL;
365 ee645855 2019-02-05 stsp err = got_error(GOT_ERR_NOT_GIT_REPO);
368 ee645855 2019-02-05 stsp free(repo->path);
369 ee645855 2019-02-05 stsp repo->path = NULL;
370 85f51bba 2018-07-16 stsp free(repo->path_git_dir);
371 ee645855 2019-02-05 stsp repo->path_git_dir = NULL;
373 aba9c984 2019-09-08 stsp return err;
376 aba9c984 2019-09-08 stsp static const struct got_error *
377 c9956ddf 2019-09-08 stsp parse_gitconfig_file(int *gitconfig_repository_format_version,
378 c9956ddf 2019-09-08 stsp char **gitconfig_author_name, char **gitconfig_author_email,
379 cd95becd 2019-11-29 stsp struct got_remote_repo **remotes, int *nremotes,
380 20b7abb3 2020-10-22 stsp char **gitconfig_owner, char ***extensions, int *nextensions,
381 c9956ddf 2019-09-08 stsp const char *gitconfig_path)
383 aba9c984 2019-09-08 stsp const struct got_error *err = NULL, *child_err = NULL;
384 aba9c984 2019-09-08 stsp int fd = -1;
385 aba9c984 2019-09-08 stsp int imsg_fds[2] = { -1, -1 };
387 aba9c984 2019-09-08 stsp struct imsgbuf *ibuf;
389 c9956ddf 2019-09-08 stsp *gitconfig_repository_format_version = 0;
390 20b7abb3 2020-10-22 stsp if (extensions)
391 20b7abb3 2020-10-22 stsp *extensions = NULL;
392 20b7abb3 2020-10-22 stsp if (nextensions)
393 20b7abb3 2020-10-22 stsp *nextensions = 0;
394 c9956ddf 2019-09-08 stsp *gitconfig_author_name = NULL;
395 c9956ddf 2019-09-08 stsp *gitconfig_author_email = NULL;
396 2fb669fb 2020-03-20 stsp if (remotes)
397 2fb669fb 2020-03-20 stsp *remotes = NULL;
398 2fb669fb 2020-03-20 stsp if (nremotes)
399 2fb669fb 2020-03-20 stsp *nremotes = 0;
400 2fb669fb 2020-03-20 stsp if (gitconfig_owner)
401 2fb669fb 2020-03-20 stsp *gitconfig_owner = NULL;
403 aba9c984 2019-09-08 stsp fd = open(gitconfig_path, O_RDONLY);
404 aba9c984 2019-09-08 stsp if (fd == -1) {
405 c9956ddf 2019-09-08 stsp if (errno == ENOENT)
406 aba9c984 2019-09-08 stsp return NULL;
407 c9956ddf 2019-09-08 stsp return got_error_from_errno2("open", gitconfig_path);
410 aba9c984 2019-09-08 stsp ibuf = calloc(1, sizeof(*ibuf));
411 aba9c984 2019-09-08 stsp if (ibuf == NULL) {
412 aba9c984 2019-09-08 stsp err = got_error_from_errno("calloc");
416 aba9c984 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
417 aba9c984 2019-09-08 stsp err = got_error_from_errno("socketpair");
421 aba9c984 2019-09-08 stsp pid = fork();
422 aba9c984 2019-09-08 stsp if (pid == -1) {
423 aba9c984 2019-09-08 stsp err = got_error_from_errno("fork");
425 aba9c984 2019-09-08 stsp } else if (pid == 0) {
426 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_GITCONFIG,
427 c9956ddf 2019-09-08 stsp gitconfig_path);
428 aba9c984 2019-09-08 stsp /* not reached */
431 aba9c984 2019-09-08 stsp if (close(imsg_fds[1]) == -1) {
432 aba9c984 2019-09-08 stsp err = got_error_from_errno("close");
435 aba9c984 2019-09-08 stsp imsg_fds[1] = -1;
436 aba9c984 2019-09-08 stsp imsg_init(ibuf, imsg_fds[0]);
438 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_parse_req(ibuf, fd);
443 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_repository_format_version_req(ibuf);
447 aba9c984 2019-09-08 stsp err = got_privsep_recv_gitconfig_int(
448 c9956ddf 2019-09-08 stsp gitconfig_repository_format_version, ibuf);
452 20b7abb3 2020-10-22 stsp if (extensions && nextensions) {
453 20b7abb3 2020-10-22 stsp err = got_privsep_send_gitconfig_repository_extensions_req(
457 20b7abb3 2020-10-22 stsp err = got_privsep_recv_gitconfig_int(nextensions, ibuf);
460 20b7abb3 2020-10-22 stsp if (*nextensions > 0) {
462 20b7abb3 2020-10-22 stsp *extensions = calloc(*nextensions, sizeof(char *));
463 20b7abb3 2020-10-22 stsp if (*extensions == NULL) {
464 20b7abb3 2020-10-22 stsp err = got_error_from_errno("calloc");
467 20b7abb3 2020-10-22 stsp for (i = 0; i < *nextensions; i++) {
469 20b7abb3 2020-10-22 stsp err = got_privsep_recv_gitconfig_str(&ext,
473 20b7abb3 2020-10-22 stsp (*extensions)[i] = ext;
478 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_author_name_req(ibuf);
482 c9956ddf 2019-09-08 stsp err = got_privsep_recv_gitconfig_str(gitconfig_author_name, ibuf);
486 aba9c984 2019-09-08 stsp err = got_privsep_send_gitconfig_author_email_req(ibuf);
490 c9956ddf 2019-09-08 stsp err = got_privsep_recv_gitconfig_str(gitconfig_author_email, ibuf);
494 cd95becd 2019-11-29 stsp if (remotes && nremotes) {
495 cd95becd 2019-11-29 stsp err = got_privsep_send_gitconfig_remotes_req(ibuf);
499 cd95becd 2019-11-29 stsp err = got_privsep_recv_gitconfig_remotes(remotes,
500 cd95becd 2019-11-29 stsp nremotes, ibuf);
505 9a1cc63f 2020-02-03 stsp if (gitconfig_owner) {
506 9a1cc63f 2020-02-03 stsp err = got_privsep_send_gitconfig_owner_req(ibuf);
509 9a1cc63f 2020-02-03 stsp err = got_privsep_recv_gitconfig_str(gitconfig_owner, ibuf);
514 aba9c984 2019-09-08 stsp imsg_clear(ibuf);
515 aba9c984 2019-09-08 stsp err = got_privsep_send_stop(imsg_fds[0]);
516 aba9c984 2019-09-08 stsp child_err = got_privsep_wait_for_child(pid);
517 aba9c984 2019-09-08 stsp if (child_err && err == NULL)
518 aba9c984 2019-09-08 stsp err = child_err;
520 aba9c984 2019-09-08 stsp if (imsg_fds[0] != -1 && close(imsg_fds[0]) == -1 && err == NULL)
521 aba9c984 2019-09-08 stsp err = got_error_from_errno("close");
522 aba9c984 2019-09-08 stsp if (imsg_fds[1] != -1 && close(imsg_fds[1]) == -1 && err == NULL)
523 aba9c984 2019-09-08 stsp err = got_error_from_errno("close");
524 aba9c984 2019-09-08 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
525 aba9c984 2019-09-08 stsp err = got_error_from_errno2("close", gitconfig_path);
526 aba9c984 2019-09-08 stsp free(ibuf);
527 c9956ddf 2019-09-08 stsp return err;
530 c9956ddf 2019-09-08 stsp static const struct got_error *
531 c9956ddf 2019-09-08 stsp read_gitconfig(struct got_repository *repo, const char *global_gitconfig_path)
533 c9956ddf 2019-09-08 stsp const struct got_error *err = NULL;
534 c9956ddf 2019-09-08 stsp char *repo_gitconfig_path = NULL;
536 c9956ddf 2019-09-08 stsp if (global_gitconfig_path) {
537 c9956ddf 2019-09-08 stsp /* Read settings from ~/.gitconfig. */
538 c9956ddf 2019-09-08 stsp int dummy_repo_version;
539 c9956ddf 2019-09-08 stsp err = parse_gitconfig_file(&dummy_repo_version,
540 c9956ddf 2019-09-08 stsp &repo->global_gitconfig_author_name,
541 c9956ddf 2019-09-08 stsp &repo->global_gitconfig_author_email,
542 20b7abb3 2020-10-22 stsp NULL, NULL, NULL, NULL, NULL, global_gitconfig_path);
544 c9956ddf 2019-09-08 stsp return err;
547 c9956ddf 2019-09-08 stsp /* Read repository's .git/config file. */
548 b46f3e71 2020-03-18 stsp repo_gitconfig_path = got_repo_get_path_gitconfig(repo);
549 b46f3e71 2020-03-18 stsp if (repo_gitconfig_path == NULL)
550 b46f3e71 2020-03-18 stsp return got_error_from_errno("got_repo_get_path_gitconfig");
552 c9956ddf 2019-09-08 stsp err = parse_gitconfig_file(&repo->gitconfig_repository_format_version,
553 c9956ddf 2019-09-08 stsp &repo->gitconfig_author_name, &repo->gitconfig_author_email,
554 cd95becd 2019-11-29 stsp &repo->gitconfig_remotes, &repo->ngitconfig_remotes,
555 20b7abb3 2020-10-22 stsp &repo->gitconfig_owner, &repo->extensions, &repo->nextensions,
556 20b7abb3 2020-10-22 stsp repo_gitconfig_path);
560 c9956ddf 2019-09-08 stsp free(repo_gitconfig_path);
561 257add31 2020-09-09 stsp return err;
564 257add31 2020-09-09 stsp static const struct got_error *
565 257add31 2020-09-09 stsp read_gotconfig(struct got_repository *repo)
567 257add31 2020-09-09 stsp const struct got_error *err = NULL;
568 257add31 2020-09-09 stsp char *gotconfig_path;
570 257add31 2020-09-09 stsp gotconfig_path = got_repo_get_path_gotconfig(repo);
571 257add31 2020-09-09 stsp if (gotconfig_path == NULL)
572 257add31 2020-09-09 stsp return got_error_from_errno("got_repo_get_path_gotconfig");
574 50b0790e 2020-09-11 stsp err = got_gotconfig_read(&repo->gotconfig, gotconfig_path);
575 257add31 2020-09-09 stsp free(gotconfig_path);
576 85f51bba 2018-07-16 stsp return err;
579 20b7abb3 2020-10-22 stsp /* Supported repository format extensions. */
580 20b7abb3 2020-10-22 stsp static const char *repo_extensions[] = {
581 20b7abb3 2020-10-22 stsp "noop", /* Got supports repository format version 1. */
582 20b7abb3 2020-10-22 stsp "preciousObjects", /* Got has no garbage collection yet. */
583 20b7abb3 2020-10-22 stsp "worktreeConfig", /* Got does not care about Git work trees. */
586 85f51bba 2018-07-16 stsp const struct got_error *
587 c9956ddf 2019-09-08 stsp got_repo_open(struct got_repository **repop, const char *path,
588 c9956ddf 2019-09-08 stsp const char *global_gitconfig_path)
590 92af5469 2017-11-05 stsp struct got_repository *repo = NULL;
591 92af5469 2017-11-05 stsp const struct got_error *err = NULL;
592 dbb02f4d 2020-12-04 stsp char *repo_path = NULL;
595 85f51bba 2018-07-16 stsp *repop = NULL;
597 4027f31a 2017-11-04 stsp repo = calloc(1, sizeof(*repo));
598 92af5469 2017-11-05 stsp if (repo == NULL) {
599 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
603 ad242220 2018-09-08 stsp for (i = 0; i < nitems(repo->privsep_children); i++) {
604 3516b818 2018-09-08 stsp memset(&repo->privsep_children[i], 0,
605 3516b818 2018-09-08 stsp sizeof(repo->privsep_children[0]));
606 ad242220 2018-09-08 stsp repo->privsep_children[i].imsg_fd = -1;
609 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->objcache,
610 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_OBJ);
613 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->treecache,
614 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_TREE);
617 6bef87be 2018-09-11 stsp err = got_object_cache_init(&repo->commitcache,
618 6bef87be 2018-09-11 stsp GOT_OBJECT_CACHE_TYPE_COMMIT);
621 f4a881ce 2018-11-17 stsp err = got_object_cache_init(&repo->tagcache,
622 f4a881ce 2018-11-17 stsp GOT_OBJECT_CACHE_TYPE_TAG);
626 dbb02f4d 2020-12-04 stsp repo_path = realpath(path, NULL);
627 aff6eea4 2020-10-20 stsp if (repo_path == NULL) {
628 dbb02f4d 2020-12-04 stsp err = got_error_from_errno2("realpath", path);
633 aff6eea4 2020-10-20 stsp char *parent_path;
635 aff6eea4 2020-10-20 stsp err = open_repo(repo, repo_path);
636 85f51bba 2018-07-16 stsp if (err == NULL)
638 85f51bba 2018-07-16 stsp if (err->code != GOT_ERR_NOT_GIT_REPO)
640 aff6eea4 2020-10-20 stsp if (repo_path[0] == '/' && repo_path[1] == '\0') {
641 0c93d204 2020-10-20 stsp err = got_error(GOT_ERR_NOT_GIT_REPO);
644 aff6eea4 2020-10-20 stsp err = got_path_dirname(&parent_path, repo_path);
647 aff6eea4 2020-10-20 stsp free(repo_path);
648 aff6eea4 2020-10-20 stsp repo_path = parent_path;
651 257add31 2020-09-09 stsp err = read_gotconfig(repo);
655 c9956ddf 2019-09-08 stsp err = read_gitconfig(repo, global_gitconfig_path);
658 aba9c984 2019-09-08 stsp if (repo->gitconfig_repository_format_version != 0)
659 aba9c984 2019-09-08 stsp err = got_error_path(path, GOT_ERR_GIT_REPO_FORMAT);
660 20b7abb3 2020-10-22 stsp for (i = 0; i < repo->nextensions; i++) {
661 20b7abb3 2020-10-22 stsp char *ext = repo->extensions[i];
662 20b7abb3 2020-10-22 stsp int j, supported = 0;
663 20b7abb3 2020-10-22 stsp for (j = 0; j < nitems(repo_extensions); j++) {
664 20b7abb3 2020-10-22 stsp if (strcmp(ext, repo_extensions[j]) == 0) {
665 20b7abb3 2020-10-22 stsp supported = 1;
669 20b7abb3 2020-10-22 stsp if (!supported) {
670 20b7abb3 2020-10-22 stsp err = got_error_path(ext, GOT_ERR_GIT_REPO_EXT);
676 5c2f5761 2018-09-19 stsp got_repo_close(repo);
678 85f51bba 2018-07-16 stsp *repop = repo;
679 aff6eea4 2020-10-20 stsp free(repo_path);
680 92af5469 2017-11-05 stsp return err;
683 ad242220 2018-09-08 stsp const struct got_error *
684 4027f31a 2017-11-04 stsp got_repo_close(struct got_repository *repo)
686 ad242220 2018-09-08 stsp const struct got_error *err = NULL, *child_err;
689 65cf1e80 2018-03-16 stsp for (i = 0; i < nitems(repo->packidx_cache); i++) {
690 65cf1e80 2018-03-16 stsp if (repo->packidx_cache[i] == NULL)
692 65cf1e80 2018-03-16 stsp got_packidx_close(repo->packidx_cache[i]);
695 7e656b93 2018-03-17 stsp for (i = 0; i < nitems(repo->packs); i++) {
696 7e656b93 2018-03-17 stsp if (repo->packs[i].path_packfile == NULL)
698 7e656b93 2018-03-17 stsp got_pack_close(&repo->packs[i]);
701 4027f31a 2017-11-04 stsp free(repo->path);
702 4986b9d5 2018-03-12 stsp free(repo->path_git_dir);
704 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->objcache);
705 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->treecache);
706 6bef87be 2018-09-11 stsp got_object_cache_close(&repo->commitcache);
707 f4a881ce 2018-11-17 stsp got_object_cache_close(&repo->tagcache);
709 ad242220 2018-09-08 stsp for (i = 0; i < nitems(repo->privsep_children); i++) {
710 ad242220 2018-09-08 stsp if (repo->privsep_children[i].imsg_fd == -1)
712 3516b818 2018-09-08 stsp imsg_clear(repo->privsep_children[i].ibuf);
713 3516b818 2018-09-08 stsp free(repo->privsep_children[i].ibuf);
714 ad242220 2018-09-08 stsp err = got_privsep_send_stop(repo->privsep_children[i].imsg_fd);
715 876c234b 2018-09-10 stsp child_err = got_privsep_wait_for_child(
716 876c234b 2018-09-10 stsp repo->privsep_children[i].pid);
717 ad242220 2018-09-08 stsp if (child_err && err == NULL)
718 ad242220 2018-09-08 stsp err = child_err;
719 3a6ce05a 2019-02-11 stsp if (close(repo->privsep_children[i].imsg_fd) != 0 &&
720 3a6ce05a 2019-02-11 stsp err == NULL)
721 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
724 50b0790e 2020-09-11 stsp if (repo->gotconfig)
725 50b0790e 2020-09-11 stsp got_gotconfig_free(repo->gotconfig);
726 aba9c984 2019-09-08 stsp free(repo->gitconfig_author_name);
727 aba9c984 2019-09-08 stsp free(repo->gitconfig_author_email);
728 b8adfa55 2020-09-25 stsp for (i = 0; i < repo->ngitconfig_remotes; i++)
729 b8adfa55 2020-09-25 stsp got_repo_free_remote_repo_data(&repo->gitconfig_remotes[i]);
730 cd95becd 2019-11-29 stsp free(repo->gitconfig_remotes);
731 20b7abb3 2020-10-22 stsp for (i = 0; i < repo->nextensions; i++)
732 20b7abb3 2020-10-22 stsp free(repo->extensions[i]);
733 20b7abb3 2020-10-22 stsp free(repo->extensions);
734 4027f31a 2017-11-04 stsp free(repo);
736 ad242220 2018-09-08 stsp return err;
740 b8adfa55 2020-09-25 stsp got_repo_free_remote_repo_data(struct got_remote_repo *repo)
744 b8adfa55 2020-09-25 stsp free(repo->name);
745 b8adfa55 2020-09-25 stsp repo->name = NULL;
746 b8adfa55 2020-09-25 stsp free(repo->url);
747 b8adfa55 2020-09-25 stsp repo->url = NULL;
748 b8adfa55 2020-09-25 stsp for (i = 0; i < repo->nbranches; i++)
749 b8adfa55 2020-09-25 stsp free(repo->branches[i]);
750 b8adfa55 2020-09-25 stsp free(repo->branches);
751 b8adfa55 2020-09-25 stsp repo->branches = NULL;
752 b8adfa55 2020-09-25 stsp repo->nbranches = 0;
755 04ca23f4 2018-07-16 stsp const struct got_error *
756 04ca23f4 2018-07-16 stsp got_repo_map_path(char **in_repo_path, struct got_repository *repo,
757 8fa913ec 2020-11-14 stsp const char *input_path)
759 04ca23f4 2018-07-16 stsp const struct got_error *err = NULL;
760 7839bc15 2019-01-06 stsp const char *repo_abspath = NULL;
761 e83c0634 2020-01-27 stsp size_t repolen, len;
762 e83c0634 2020-01-27 stsp char *canonpath, *path = NULL;
764 04ca23f4 2018-07-16 stsp *in_repo_path = NULL;
766 04ca23f4 2018-07-16 stsp canonpath = strdup(input_path);
767 04ca23f4 2018-07-16 stsp if (canonpath == NULL) {
768 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
771 04ca23f4 2018-07-16 stsp err = got_canonpath(input_path, canonpath, strlen(canonpath) + 1);
775 04ca23f4 2018-07-16 stsp repo_abspath = got_repo_get_path(repo);
777 8fa913ec 2020-11-14 stsp if (canonpath[0] == '\0') {
778 23721109 2018-10-22 stsp path = strdup(canonpath);
779 b70703ad 2019-03-18 stsp if (path == NULL) {
780 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
784 04ca23f4 2018-07-16 stsp path = realpath(canonpath, NULL);
785 04ca23f4 2018-07-16 stsp if (path == NULL) {
786 b70703ad 2019-03-18 stsp if (errno != ENOENT) {
787 638f9024 2019-05-13 stsp err = got_error_from_errno2("realpath",
792 b70703ad 2019-03-18 stsp * Path is not on disk.
793 b70703ad 2019-03-18 stsp * Assume it is already relative to repository root.
795 b70703ad 2019-03-18 stsp path = strdup(canonpath);
796 b70703ad 2019-03-18 stsp if (path == NULL) {
797 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
802 04ca23f4 2018-07-16 stsp repolen = strlen(repo_abspath);
803 04ca23f4 2018-07-16 stsp len = strlen(path);
806 04ca23f4 2018-07-16 stsp if (strcmp(path, repo_abspath) == 0) {
807 04ca23f4 2018-07-16 stsp free(path);
808 04ca23f4 2018-07-16 stsp path = strdup("");
809 04ca23f4 2018-07-16 stsp if (path == NULL) {
810 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
813 65aa7d1c 2020-01-28 stsp } else if (len > repolen &&
814 65aa7d1c 2020-01-28 stsp got_path_is_child(path, repo_abspath, repolen)) {
815 04ca23f4 2018-07-16 stsp /* Matched an on-disk path inside repository. */
816 04ca23f4 2018-07-16 stsp if (got_repo_is_bare(repo)) {
818 04ca23f4 2018-07-16 stsp * Matched an on-disk path inside repository
819 eef9542c 2020-10-22 stsp * database. Treat input as repository-relative.
821 eef9542c 2020-10-22 stsp free(path);
822 eef9542c 2020-10-22 stsp path = canonpath;
823 eef9542c 2020-10-22 stsp canonpath = NULL;
825 04ca23f4 2018-07-16 stsp char *child;
826 04ca23f4 2018-07-16 stsp /* Strip common prefix with repository path. */
827 04ca23f4 2018-07-16 stsp err = got_path_skip_common_ancestor(&child,
828 04ca23f4 2018-07-16 stsp repo_abspath, path);
831 04ca23f4 2018-07-16 stsp free(path);
832 04ca23f4 2018-07-16 stsp path = child;
836 04ca23f4 2018-07-16 stsp * Matched unrelated on-disk path.
837 eef9542c 2020-10-22 stsp * Treat input as repository-relative.
839 eef9542c 2020-10-22 stsp free(path);
840 eef9542c 2020-10-22 stsp path = canonpath;
841 eef9542c 2020-10-22 stsp canonpath = NULL;
845 04ca23f4 2018-07-16 stsp /* Make in-repository path absolute */
846 04ca23f4 2018-07-16 stsp if (path[0] != '/') {
847 04ca23f4 2018-07-16 stsp char *abspath;
848 04ca23f4 2018-07-16 stsp if (asprintf(&abspath, "/%s", path) == -1) {
849 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
852 04ca23f4 2018-07-16 stsp free(path);
853 04ca23f4 2018-07-16 stsp path = abspath;
857 04ca23f4 2018-07-16 stsp free(canonpath);
859 04ca23f4 2018-07-16 stsp free(path);
861 04ca23f4 2018-07-16 stsp *in_repo_path = path;
862 1510f469 2018-09-09 stsp return err;
865 e1a68182 2020-01-07 stsp static const struct got_error *
866 e1a68182 2020-01-07 stsp cache_packidx(struct got_repository *repo, struct got_packidx *packidx,
867 e1a68182 2020-01-07 stsp const char *path_packidx)
869 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
872 1510f469 2018-09-09 stsp for (i = 0; i < nitems(repo->packidx_cache); i++) {
873 1510f469 2018-09-09 stsp if (repo->packidx_cache[i] == NULL)
875 e1a68182 2020-01-07 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
876 e1a68182 2020-01-07 stsp path_packidx) == 0) {
877 e1a68182 2020-01-07 stsp return got_error(GOT_ERR_CACHE_DUP_ENTRY);
880 1510f469 2018-09-09 stsp if (i == nitems(repo->packidx_cache)) {
881 1510f469 2018-09-09 stsp err = got_packidx_close(repo->packidx_cache[i - 1]);
883 1510f469 2018-09-09 stsp return err;
887 15fe583f 2018-11-05 stsp * Insert the new pack index at the front so it will
888 15fe583f 2018-11-05 stsp * be searched first in the future.
890 15fe583f 2018-11-05 stsp memmove(&repo->packidx_cache[1], &repo->packidx_cache[0],
891 15fe583f 2018-11-05 stsp sizeof(repo->packidx_cache) -
892 15fe583f 2018-11-05 stsp sizeof(repo->packidx_cache[0]));
893 15fe583f 2018-11-05 stsp repo->packidx_cache[0] = packidx;
895 1510f469 2018-09-09 stsp return NULL;
899 1510f469 2018-09-09 stsp is_packidx_filename(const char *name, size_t len)
901 1510f469 2018-09-09 stsp if (len != GOT_PACKIDX_NAMELEN)
904 1510f469 2018-09-09 stsp if (strncmp(name, GOT_PACK_PREFIX, strlen(GOT_PACK_PREFIX)) != 0)
907 1510f469 2018-09-09 stsp if (strcmp(name + strlen(GOT_PACK_PREFIX) +
908 1510f469 2018-09-09 stsp SHA1_DIGEST_STRING_LENGTH - 1, GOT_PACKIDX_SUFFIX) != 0)
914 1510f469 2018-09-09 stsp const struct got_error *
915 1510f469 2018-09-09 stsp got_repo_search_packidx(struct got_packidx **packidx, int *idx,
916 1510f469 2018-09-09 stsp struct got_repository *repo, struct got_object_id *id)
918 1510f469 2018-09-09 stsp const struct got_error *err;
919 1510f469 2018-09-09 stsp char *path_packdir;
920 1510f469 2018-09-09 stsp DIR *packdir;
921 1510f469 2018-09-09 stsp struct dirent *dent;
922 1510f469 2018-09-09 stsp char *path_packidx;
925 1510f469 2018-09-09 stsp /* Search pack index cache. */
926 1510f469 2018-09-09 stsp for (i = 0; i < nitems(repo->packidx_cache); i++) {
927 1510f469 2018-09-09 stsp if (repo->packidx_cache[i] == NULL)
929 1510f469 2018-09-09 stsp *idx = got_packidx_get_object_idx(repo->packidx_cache[i], id);
930 1510f469 2018-09-09 stsp if (*idx != -1) {
931 1510f469 2018-09-09 stsp *packidx = repo->packidx_cache[i];
933 87c1ed2b 2020-01-07 stsp * Move this cache entry to the front. Repeatedly
934 87c1ed2b 2020-01-07 stsp * searching a wrong pack index can be expensive.
936 87c1ed2b 2020-01-07 stsp if (i > 0) {
937 87c1ed2b 2020-01-07 stsp struct got_packidx *p;
938 87c1ed2b 2020-01-07 stsp p = repo->packidx_cache[0];
939 87c1ed2b 2020-01-07 stsp repo->packidx_cache[0] = *packidx;
940 87c1ed2b 2020-01-07 stsp repo->packidx_cache[i] = p;
942 1510f469 2018-09-09 stsp return NULL;
945 1510f469 2018-09-09 stsp /* No luck. Search the filesystem. */
947 1510f469 2018-09-09 stsp path_packdir = got_repo_get_path_objects_pack(repo);
948 1510f469 2018-09-09 stsp if (path_packdir == NULL)
949 638f9024 2019-05-13 stsp return got_error_from_errno("got_repo_get_path_objects_pack");
951 1510f469 2018-09-09 stsp packdir = opendir(path_packdir);
952 1510f469 2018-09-09 stsp if (packdir == NULL) {
953 b90deaa1 2019-07-27 stsp if (errno == ENOENT)
954 b90deaa1 2019-07-27 stsp err = got_error_no_obj(id);
956 b90deaa1 2019-07-27 stsp err = got_error_from_errno2("opendir", path_packdir);
960 1510f469 2018-09-09 stsp while ((dent = readdir(packdir)) != NULL) {
961 e1a68182 2020-01-07 stsp int is_cached = 0;
963 1510f469 2018-09-09 stsp if (!is_packidx_filename(dent->d_name, dent->d_namlen))
966 1510f469 2018-09-09 stsp if (asprintf(&path_packidx, "%s/%s", path_packdir,
967 1510f469 2018-09-09 stsp dent->d_name) == -1) {
968 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
972 e1a68182 2020-01-07 stsp for (i = 0; i < nitems(repo->packidx_cache); i++) {
973 e1a68182 2020-01-07 stsp if (repo->packidx_cache[i] == NULL)
975 e1a68182 2020-01-07 stsp if (strcmp(repo->packidx_cache[i]->path_packidx,
976 e1a68182 2020-01-07 stsp path_packidx) == 0) {
977 e1a68182 2020-01-07 stsp is_cached = 1;
981 e1a68182 2020-01-07 stsp if (is_cached) {
982 e1a68182 2020-01-07 stsp free(path_packidx);
983 e1a68182 2020-01-07 stsp continue; /* already searched */
986 1510f469 2018-09-09 stsp err = got_packidx_open(packidx, path_packidx, 0);
988 e1a68182 2020-01-07 stsp free(path_packidx);
992 e1a68182 2020-01-07 stsp err = cache_packidx(repo, *packidx, path_packidx);
993 1510f469 2018-09-09 stsp free(path_packidx);
997 1510f469 2018-09-09 stsp *idx = got_packidx_get_object_idx(*packidx, id);
998 1510f469 2018-09-09 stsp if (*idx != -1) {
999 1510f469 2018-09-09 stsp err = NULL; /* found the object */
1000 1510f469 2018-09-09 stsp goto done;
1004 91a3d81f 2018-11-11 stsp err = got_error_no_obj(id);
1006 1510f469 2018-09-09 stsp free(path_packdir);
1007 d69bcdf7 2019-06-28 stsp if (packdir && closedir(packdir) != 0 && err == NULL)
1008 638f9024 2019-05-13 stsp err = got_error_from_errno("closedir");
1009 04ca23f4 2018-07-16 stsp return err;
1012 1510f469 2018-09-09 stsp static const struct got_error *
1013 1510f469 2018-09-09 stsp read_packfile_hdr(int fd, struct got_packidx *packidx)
1015 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1016 78fb0967 2020-09-09 naddy uint32_t totobj = be32toh(packidx->hdr.fanout_table[0xff]);
1017 1510f469 2018-09-09 stsp struct got_packfile_hdr hdr;
1018 1510f469 2018-09-09 stsp ssize_t n;
1020 1510f469 2018-09-09 stsp n = read(fd, &hdr, sizeof(hdr));
1021 1510f469 2018-09-09 stsp if (n < 0)
1022 638f9024 2019-05-13 stsp return got_error_from_errno("read");
1023 1510f469 2018-09-09 stsp if (n != sizeof(hdr))
1024 1510f469 2018-09-09 stsp return got_error(GOT_ERR_BAD_PACKFILE);
1026 78fb0967 2020-09-09 naddy if (be32toh(hdr.signature) != GOT_PACKFILE_SIGNATURE ||
1027 78fb0967 2020-09-09 naddy be32toh(hdr.version) != GOT_PACKFILE_VERSION ||
1028 78fb0967 2020-09-09 naddy be32toh(hdr.nobjects) != totobj)
1029 1510f469 2018-09-09 stsp err = got_error(GOT_ERR_BAD_PACKFILE);
1031 1510f469 2018-09-09 stsp return err;
1034 1510f469 2018-09-09 stsp static const struct got_error *
1035 1510f469 2018-09-09 stsp open_packfile(int *fd, const char *path_packfile, struct got_packidx *packidx)
1037 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1039 a5b57ccf 2019-04-11 stsp *fd = open(path_packfile, O_RDONLY | O_NOFOLLOW);
1040 1510f469 2018-09-09 stsp if (*fd == -1)
1041 638f9024 2019-05-13 stsp return got_error_from_errno2("open", path_packfile);
1043 1510f469 2018-09-09 stsp if (packidx) {
1044 1510f469 2018-09-09 stsp err = read_packfile_hdr(*fd, packidx);
1045 1510f469 2018-09-09 stsp if (err) {
1046 1510f469 2018-09-09 stsp close(*fd);
1051 1510f469 2018-09-09 stsp return err;
1054 1510f469 2018-09-09 stsp const struct got_error *
1055 1510f469 2018-09-09 stsp got_repo_cache_pack(struct got_pack **packp, struct got_repository *repo,
1056 1510f469 2018-09-09 stsp const char *path_packfile, struct got_packidx *packidx)
1058 1510f469 2018-09-09 stsp const struct got_error *err = NULL;
1059 1510f469 2018-09-09 stsp struct got_pack *pack = NULL;
1060 ff563a3d 2019-05-23 stsp struct stat sb;
1063 1510f469 2018-09-09 stsp if (packp)
1064 1510f469 2018-09-09 stsp *packp = NULL;
1066 1510f469 2018-09-09 stsp for (i = 0; i < nitems(repo->packs); i++) {
1067 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1068 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL)
1070 1510f469 2018-09-09 stsp if (strcmp(pack->path_packfile, path_packfile) == 0)
1071 e1a68182 2020-01-07 stsp return got_error(GOT_ERR_CACHE_DUP_ENTRY);
1074 1510f469 2018-09-09 stsp if (i == nitems(repo->packs) - 1) {
1075 1510f469 2018-09-09 stsp err = got_pack_close(&repo->packs[i - 1]);
1077 1510f469 2018-09-09 stsp return err;
1078 1510f469 2018-09-09 stsp memmove(&repo->packs[1], &repo->packs[0],
1079 1510f469 2018-09-09 stsp sizeof(repo->packs) - sizeof(repo->packs[0]));
1083 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1085 1510f469 2018-09-09 stsp pack->path_packfile = strdup(path_packfile);
1086 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL) {
1087 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1088 1510f469 2018-09-09 stsp goto done;
1091 1510f469 2018-09-09 stsp err = open_packfile(&pack->fd, path_packfile, packidx);
1093 1510f469 2018-09-09 stsp goto done;
1095 ff563a3d 2019-05-23 stsp if (fstat(pack->fd, &sb) != 0) {
1096 ff563a3d 2019-05-23 stsp err = got_error_from_errno("fstat");
1097 1510f469 2018-09-09 stsp goto done;
1099 ff563a3d 2019-05-23 stsp pack->filesize = sb.st_size;
1101 90636195 2018-09-11 stsp pack->privsep_child = NULL;
1103 1510f469 2018-09-09 stsp #ifndef GOT_PACK_NO_MMAP
1104 1510f469 2018-09-09 stsp pack->map = mmap(NULL, pack->filesize, PROT_READ, MAP_PRIVATE,
1105 1510f469 2018-09-09 stsp pack->fd, 0);
1106 3a11398b 2019-02-21 stsp if (pack->map == MAP_FAILED) {
1107 3a11398b 2019-02-21 stsp if (errno != ENOMEM) {
1108 638f9024 2019-05-13 stsp err = got_error_from_errno("mmap");
1109 3a11398b 2019-02-21 stsp goto done;
1111 1510f469 2018-09-09 stsp pack->map = NULL; /* fall back to read(2) */
1115 1510f469 2018-09-09 stsp if (err) {
1116 1510f469 2018-09-09 stsp if (pack) {
1117 1510f469 2018-09-09 stsp free(pack->path_packfile);
1118 1510f469 2018-09-09 stsp memset(pack, 0, sizeof(*pack));
1120 1510f469 2018-09-09 stsp } else if (packp)
1121 1510f469 2018-09-09 stsp *packp = pack;
1122 1510f469 2018-09-09 stsp return err;
1125 1510f469 2018-09-09 stsp struct got_pack *
1126 1510f469 2018-09-09 stsp got_repo_get_cached_pack(struct got_repository *repo, const char *path_packfile)
1128 1510f469 2018-09-09 stsp struct got_pack *pack = NULL;
1131 1510f469 2018-09-09 stsp for (i = 0; i < nitems(repo->packs); i++) {
1132 1510f469 2018-09-09 stsp pack = &repo->packs[i];
1133 1510f469 2018-09-09 stsp if (pack->path_packfile == NULL)
1135 1510f469 2018-09-09 stsp if (strcmp(pack->path_packfile, path_packfile) == 0)
1136 1510f469 2018-09-09 stsp return pack;
1139 2c7829a4 2019-06-17 stsp return NULL;
1142 2c7829a4 2019-06-17 stsp const struct got_error *
1143 2c7829a4 2019-06-17 stsp got_repo_init(const char *repo_path)
1145 2c7829a4 2019-06-17 stsp const struct got_error *err = NULL;
1146 2c7829a4 2019-06-17 stsp const char *dirnames[] = {
1147 2c7829a4 2019-06-17 stsp GOT_OBJECTS_DIR,
1148 2c7829a4 2019-06-17 stsp GOT_OBJECTS_PACK_DIR,
1149 2c7829a4 2019-06-17 stsp GOT_REFS_DIR,
1151 2c7829a4 2019-06-17 stsp const char *description_str = "Unnamed repository; "
1152 2c7829a4 2019-06-17 stsp "edit this file 'description' to name the repository.";
1153 5d67f40d 2019-11-08 stsp const char *headref_str = "ref: refs/heads/main";
1154 2c7829a4 2019-06-17 stsp const char *gitconfig_str = "[core]\n"
1155 2c7829a4 2019-06-17 stsp "\trepositoryformatversion = 0\n"
1156 2c7829a4 2019-06-17 stsp "\tfilemode = true\n"
1157 2c7829a4 2019-06-17 stsp "\tbare = true\n";
1158 2c7829a4 2019-06-17 stsp char *path;
1161 2c7829a4 2019-06-17 stsp if (!got_path_dir_is_empty(repo_path))
1162 2c7829a4 2019-06-17 stsp return got_error(GOT_ERR_DIR_NOT_EMPTY);
1164 2c7829a4 2019-06-17 stsp for (i = 0; i < nitems(dirnames); i++) {
1165 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, dirnames[i]) == -1) {
1166 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1168 2c7829a4 2019-06-17 stsp err = got_path_mkdir(path);
1169 2c7829a4 2019-06-17 stsp free(path);
1171 2c7829a4 2019-06-17 stsp return err;
1174 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, "description") == -1)
1175 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1176 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, description_str);
1177 2c7829a4 2019-06-17 stsp free(path);
1179 2c7829a4 2019-06-17 stsp return err;
1181 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, GOT_HEAD_FILE) == -1)
1182 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1183 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, headref_str);
1184 2c7829a4 2019-06-17 stsp free(path);
1186 2c7829a4 2019-06-17 stsp return err;
1188 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", repo_path, "config") == -1)
1189 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
1190 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, gitconfig_str);
1191 2c7829a4 2019-06-17 stsp free(path);
1193 2c7829a4 2019-06-17 stsp return err;
1195 1510f469 2018-09-09 stsp return NULL;
1198 e09a504c 2019-06-28 stsp static const struct got_error *
1199 4277420a 2019-06-29 stsp match_packed_object(struct got_object_id **unique_id,
1200 dd88155e 2019-06-29 stsp struct got_repository *repo, const char *id_str_prefix, int obj_type)
1202 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1203 e09a504c 2019-06-28 stsp char *path_packdir;
1204 e09a504c 2019-06-28 stsp DIR *packdir;
1205 e09a504c 2019-06-28 stsp struct dirent *dent;
1206 e09a504c 2019-06-28 stsp char *path_packidx;
1207 dd88155e 2019-06-29 stsp struct got_object_id_queue matched_ids;
1209 dd88155e 2019-06-29 stsp SIMPLEQ_INIT(&matched_ids);
1211 e09a504c 2019-06-28 stsp path_packdir = got_repo_get_path_objects_pack(repo);
1212 e09a504c 2019-06-28 stsp if (path_packdir == NULL)
1213 e09a504c 2019-06-28 stsp return got_error_from_errno("got_repo_get_path_objects_pack");
1215 e09a504c 2019-06-28 stsp packdir = opendir(path_packdir);
1216 e09a504c 2019-06-28 stsp if (packdir == NULL) {
1217 e4167f30 2019-07-27 stsp if (errno != ENOENT)
1218 e4167f30 2019-07-27 stsp err = got_error_from_errno2("opendir", path_packdir);
1219 e09a504c 2019-06-28 stsp goto done;
1222 e09a504c 2019-06-28 stsp while ((dent = readdir(packdir)) != NULL) {
1223 e09a504c 2019-06-28 stsp struct got_packidx *packidx;
1224 dd88155e 2019-06-29 stsp struct got_object_qid *qid;
1227 e09a504c 2019-06-28 stsp if (!is_packidx_filename(dent->d_name, dent->d_namlen))
1230 e09a504c 2019-06-28 stsp if (asprintf(&path_packidx, "%s/%s", path_packdir,
1231 e09a504c 2019-06-28 stsp dent->d_name) == -1) {
1232 e09a504c 2019-06-28 stsp err = got_error_from_errno("asprintf");
1236 e09a504c 2019-06-28 stsp err = got_packidx_open(&packidx, path_packidx, 0);
1237 e09a504c 2019-06-28 stsp free(path_packidx);
1241 dd88155e 2019-06-29 stsp err = got_packidx_match_id_str_prefix(&matched_ids,
1242 4277420a 2019-06-29 stsp packidx, id_str_prefix);
1243 4277420a 2019-06-29 stsp if (err) {
1244 4277420a 2019-06-29 stsp got_packidx_close(packidx);
1247 e09a504c 2019-06-28 stsp err = got_packidx_close(packidx);
1251 dd88155e 2019-06-29 stsp SIMPLEQ_FOREACH(qid, &matched_ids, entry) {
1252 dd88155e 2019-06-29 stsp if (obj_type != GOT_OBJ_TYPE_ANY) {
1253 dd88155e 2019-06-29 stsp int matched_type;
1254 dd88155e 2019-06-29 stsp err = got_object_get_type(&matched_type, repo,
1257 dd88155e 2019-06-29 stsp goto done;
1258 dd88155e 2019-06-29 stsp if (matched_type != obj_type)
1261 4277420a 2019-06-29 stsp if (*unique_id == NULL) {
1262 dd88155e 2019-06-29 stsp *unique_id = got_object_id_dup(qid->id);
1263 dd88155e 2019-06-29 stsp if (*unique_id == NULL) {
1264 dd88155e 2019-06-29 stsp err = got_error_from_errno("malloc");
1265 dd88155e 2019-06-29 stsp goto done;
1268 1accf02b 2020-01-05 stsp if (got_object_id_cmp(*unique_id, qid->id) == 0)
1269 1accf02b 2020-01-05 stsp continue; /* packed multiple times */
1270 e09a504c 2019-06-28 stsp err = got_error(GOT_ERR_AMBIGUOUS_ID);
1271 561c3678 2019-07-02 stsp goto done;
1276 dd88155e 2019-06-29 stsp got_object_id_queue_free(&matched_ids);
1277 e09a504c 2019-06-28 stsp free(path_packdir);
1278 e09a504c 2019-06-28 stsp if (packdir && closedir(packdir) != 0 && err == NULL)
1279 e09a504c 2019-06-28 stsp err = got_error_from_errno("closedir");
1280 e09a504c 2019-06-28 stsp if (err) {
1281 e09a504c 2019-06-28 stsp free(*unique_id);
1282 e09a504c 2019-06-28 stsp *unique_id = NULL;
1284 e09a504c 2019-06-28 stsp return err;
1287 e09a504c 2019-06-28 stsp static const struct got_error *
1288 4277420a 2019-06-29 stsp match_loose_object(struct got_object_id **unique_id, const char *path_objects,
1289 dd88155e 2019-06-29 stsp const char *object_dir, const char *id_str_prefix, int obj_type,
1290 e09a504c 2019-06-28 stsp struct got_repository *repo)
1292 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1293 e09a504c 2019-06-28 stsp char *path;
1294 e09a504c 2019-06-28 stsp DIR *dir = NULL;
1295 e09a504c 2019-06-28 stsp struct dirent *dent;
1296 e09a504c 2019-06-28 stsp struct got_object_id id;
1298 e09a504c 2019-06-28 stsp if (asprintf(&path, "%s/%s", path_objects, object_dir) == -1) {
1299 e09a504c 2019-06-28 stsp err = got_error_from_errno("asprintf");
1300 e09a504c 2019-06-28 stsp goto done;
1303 e09a504c 2019-06-28 stsp dir = opendir(path);
1304 e09a504c 2019-06-28 stsp if (dir == NULL) {
1305 4277420a 2019-06-29 stsp if (errno == ENOENT) {
1306 4277420a 2019-06-29 stsp err = NULL;
1307 4277420a 2019-06-29 stsp goto done;
1309 e09a504c 2019-06-28 stsp err = got_error_from_errno2("opendir", path);
1310 e09a504c 2019-06-28 stsp goto done;
1312 e09a504c 2019-06-28 stsp while ((dent = readdir(dir)) != NULL) {
1313 e09a504c 2019-06-28 stsp char *id_str;
1316 e09a504c 2019-06-28 stsp if (strcmp(dent->d_name, ".") == 0 ||
1317 e09a504c 2019-06-28 stsp strcmp(dent->d_name, "..") == 0)
1320 e09a504c 2019-06-28 stsp if (asprintf(&id_str, "%s%s", object_dir, dent->d_name) == -1) {
1321 e09a504c 2019-06-28 stsp err = got_error_from_errno("asprintf");
1322 e09a504c 2019-06-28 stsp goto done;
1325 e09a504c 2019-06-28 stsp if (!got_parse_sha1_digest(id.sha1, id_str))
1329 52d1d0d9 2019-07-07 stsp * Directory entries do not necessarily appear in
1330 52d1d0d9 2019-07-07 stsp * sorted order, so we must iterate over all of them.
1332 5903ff6e 2019-06-29 stsp cmp = strncmp(id_str, id_str_prefix, strlen(id_str_prefix));
1333 52d1d0d9 2019-07-07 stsp if (cmp != 0) {
1334 e09a504c 2019-06-28 stsp free(id_str);
1338 e09a504c 2019-06-28 stsp if (*unique_id == NULL) {
1339 dd88155e 2019-06-29 stsp if (obj_type != GOT_OBJ_TYPE_ANY) {
1340 dd88155e 2019-06-29 stsp int matched_type;
1341 dd88155e 2019-06-29 stsp err = got_object_get_type(&matched_type, repo,
1344 dd88155e 2019-06-29 stsp goto done;
1345 dd88155e 2019-06-29 stsp if (matched_type != obj_type)
1348 e09a504c 2019-06-28 stsp *unique_id = got_object_id_dup(&id);
1349 e09a504c 2019-06-28 stsp if (*unique_id == NULL) {
1350 e09a504c 2019-06-28 stsp err = got_error_from_errno("got_object_id_dup");
1351 e09a504c 2019-06-28 stsp free(id_str);
1352 e09a504c 2019-06-28 stsp goto done;
1355 1accf02b 2020-01-05 stsp if (got_object_id_cmp(*unique_id, &id) == 0)
1356 1accf02b 2020-01-05 stsp continue; /* both packed and loose */
1357 e09a504c 2019-06-28 stsp err = got_error(GOT_ERR_AMBIGUOUS_ID);
1358 e09a504c 2019-06-28 stsp free(id_str);
1359 e09a504c 2019-06-28 stsp goto done;
1363 b2df341b 2019-06-29 stsp if (dir && closedir(dir) != 0 && err == NULL)
1364 b2df341b 2019-06-29 stsp err = got_error_from_errno("closedir");
1365 e09a504c 2019-06-28 stsp if (err) {
1366 e09a504c 2019-06-28 stsp free(*unique_id);
1367 e09a504c 2019-06-28 stsp *unique_id = NULL;
1369 e09a504c 2019-06-28 stsp free(path);
1370 e09a504c 2019-06-28 stsp return err;
1373 e09a504c 2019-06-28 stsp const struct got_error *
1374 4277420a 2019-06-29 stsp got_repo_match_object_id_prefix(struct got_object_id **id,
1375 dd88155e 2019-06-29 stsp const char *id_str_prefix, int obj_type, struct got_repository *repo)
1377 e09a504c 2019-06-28 stsp const struct got_error *err = NULL;
1378 e09a504c 2019-06-28 stsp char *path_objects = got_repo_get_path_objects(repo);
1379 e09a504c 2019-06-28 stsp char *object_dir = NULL;
1380 e09a504c 2019-06-28 stsp size_t len;
1383 4277420a 2019-06-29 stsp *id = NULL;
1385 4277420a 2019-06-29 stsp for (i = 0; i < strlen(id_str_prefix); i++) {
1386 4277420a 2019-06-29 stsp if (isxdigit((unsigned char)id_str_prefix[i]))
1388 6dd1ece6 2019-11-10 stsp return got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1391 e09a504c 2019-06-28 stsp len = strlen(id_str_prefix);
1392 e09a504c 2019-06-28 stsp if (len >= 2) {
1393 dd88155e 2019-06-29 stsp err = match_packed_object(id, repo, id_str_prefix, obj_type);
1395 83c8b3b8 2019-06-29 stsp goto done;
1396 e09a504c 2019-06-28 stsp object_dir = strndup(id_str_prefix, 2);
1397 83c8b3b8 2019-06-29 stsp if (object_dir == NULL) {
1398 83c8b3b8 2019-06-29 stsp err = got_error_from_errno("strdup");
1399 83c8b3b8 2019-06-29 stsp goto done;
1401 4277420a 2019-06-29 stsp err = match_loose_object(id, path_objects, object_dir,
1402 dd88155e 2019-06-29 stsp id_str_prefix, obj_type, repo);
1403 e09a504c 2019-06-28 stsp } else if (len == 1) {
1405 e09a504c 2019-06-28 stsp for (i = 0; i < 0xf; i++) {
1406 e09a504c 2019-06-28 stsp if (asprintf(&object_dir, "%s%.1x", id_str_prefix, i)
1408 83c8b3b8 2019-06-29 stsp err = got_error_from_errno("asprintf");
1409 83c8b3b8 2019-06-29 stsp goto done;
1411 dd88155e 2019-06-29 stsp err = match_packed_object(id, repo, object_dir,
1412 dd88155e 2019-06-29 stsp obj_type);
1414 83c8b3b8 2019-06-29 stsp goto done;
1415 4277420a 2019-06-29 stsp err = match_loose_object(id, path_objects, object_dir,
1416 dd88155e 2019-06-29 stsp id_str_prefix, obj_type, repo);
1418 83c8b3b8 2019-06-29 stsp goto done;
1421 6dd1ece6 2019-11-10 stsp err = got_error_path(id_str_prefix, GOT_ERR_BAD_OBJ_ID_STR);
1422 83c8b3b8 2019-06-29 stsp goto done;
1425 e09a504c 2019-06-28 stsp free(object_dir);
1426 4277420a 2019-06-29 stsp if (err) {
1427 4277420a 2019-06-29 stsp free(*id);
1428 4277420a 2019-06-29 stsp *id = NULL;
1429 4277420a 2019-06-29 stsp } else if (*id == NULL)
1430 86d8a25a 2020-04-19 stsp err = got_error_path(id_str_prefix, GOT_ERR_NO_OBJ);
1432 303e2782 2019-08-09 stsp return err;
1435 303e2782 2019-08-09 stsp const struct got_error *
1436 71a27632 2020-01-15 stsp got_repo_match_object_id(struct got_object_id **id, char **label,
1437 71a27632 2020-01-15 stsp const char *id_str, int obj_type, int resolve_tags,
1438 71a27632 2020-01-15 stsp struct got_repository *repo)
1440 71a27632 2020-01-15 stsp const struct got_error *err;
1441 71a27632 2020-01-15 stsp struct got_tag_object *tag;
1442 71a27632 2020-01-15 stsp struct got_reference *ref = NULL;
1444 71a27632 2020-01-15 stsp *id = NULL;
1445 71a27632 2020-01-15 stsp if (label)
1446 71a27632 2020-01-15 stsp *label = NULL;
1448 71a27632 2020-01-15 stsp if (resolve_tags) {
1449 71a27632 2020-01-15 stsp err = got_repo_object_match_tag(&tag, id_str, GOT_OBJ_TYPE_ANY,
1451 71a27632 2020-01-15 stsp if (err == NULL) {
1452 71a27632 2020-01-15 stsp *id = got_object_id_dup(
1453 71a27632 2020-01-15 stsp got_object_tag_get_object_id(tag));
1454 71a27632 2020-01-15 stsp if (*id == NULL)
1455 71a27632 2020-01-15 stsp err = got_error_from_errno("got_object_id_dup");
1456 71a27632 2020-01-15 stsp else if (label && asprintf(label, "refs/tags/%s",
1457 71a27632 2020-01-15 stsp got_object_tag_get_name(tag)) == -1) {
1458 71a27632 2020-01-15 stsp err = got_error_from_errno("asprintf");
1459 71a27632 2020-01-15 stsp free(*id);
1460 71a27632 2020-01-15 stsp *id = NULL;
1462 71a27632 2020-01-15 stsp got_object_tag_close(tag);
1463 71a27632 2020-01-15 stsp return err;
1464 71a27632 2020-01-15 stsp } else if (err->code != GOT_ERR_OBJ_TYPE &&
1465 71a27632 2020-01-15 stsp err->code != GOT_ERR_NO_OBJ)
1466 71a27632 2020-01-15 stsp return err;
1469 71a27632 2020-01-15 stsp err = got_repo_match_object_id_prefix(id, id_str, obj_type, repo);
1470 71a27632 2020-01-15 stsp if (err) {
1471 71a27632 2020-01-15 stsp if (err->code != GOT_ERR_BAD_OBJ_ID_STR)
1472 71a27632 2020-01-15 stsp return err;
1473 71a27632 2020-01-15 stsp err = got_ref_open(&ref, repo, id_str, 0);
1474 71a27632 2020-01-15 stsp if (err != NULL)
1475 71a27632 2020-01-15 stsp goto done;
1476 71a27632 2020-01-15 stsp if (label) {
1477 71a27632 2020-01-15 stsp *label = strdup(got_ref_get_name(ref));
1478 71a27632 2020-01-15 stsp if (*label == NULL) {
1479 71a27632 2020-01-15 stsp err = got_error_from_errno("strdup");
1480 71a27632 2020-01-15 stsp goto done;
1483 71a27632 2020-01-15 stsp err = got_ref_resolve(id, repo, ref);
1484 71a27632 2020-01-15 stsp } else if (label) {
1485 71a27632 2020-01-15 stsp err = got_object_id_str(label, *id);
1486 71a27632 2020-01-15 stsp if (*label == NULL) {
1487 71a27632 2020-01-15 stsp err = got_error_from_errno("strdup");
1488 71a27632 2020-01-15 stsp goto done;
1493 71a27632 2020-01-15 stsp got_ref_close(ref);
1494 71a27632 2020-01-15 stsp return err;
1497 71a27632 2020-01-15 stsp const struct got_error *
1498 303e2782 2019-08-09 stsp got_repo_object_match_tag(struct got_tag_object **tag, const char *name,
1499 303e2782 2019-08-09 stsp int obj_type, struct got_repository *repo)
1501 303e2782 2019-08-09 stsp const struct got_error *err;
1502 303e2782 2019-08-09 stsp struct got_reflist_head refs;
1503 303e2782 2019-08-09 stsp struct got_reflist_entry *re;
1504 303e2782 2019-08-09 stsp struct got_object_id *tag_id;
1505 785d65a4 2020-12-05 stsp int name_is_absolute = (strncmp(name, "refs/", 5) == 0);
1507 303e2782 2019-08-09 stsp SIMPLEQ_INIT(&refs);
1508 303e2782 2019-08-09 stsp *tag = NULL;
1510 b8bad2ba 2019-08-23 stsp err = got_ref_list(&refs, repo, "refs/tags", got_ref_cmp_by_name, NULL);
1512 303e2782 2019-08-09 stsp return err;
1514 303e2782 2019-08-09 stsp SIMPLEQ_FOREACH(re, &refs, entry) {
1515 303e2782 2019-08-09 stsp const char *refname;
1516 303e2782 2019-08-09 stsp refname = got_ref_get_name(re->ref);
1517 29606af7 2019-08-23 stsp if (got_ref_is_symbolic(re->ref))
1519 785d65a4 2020-12-05 stsp if (!name_is_absolute)
1520 785d65a4 2020-12-05 stsp refname += strlen("refs/tags/");
1521 303e2782 2019-08-09 stsp if (strcmp(refname, name) != 0)
1523 303e2782 2019-08-09 stsp err = got_ref_resolve(&tag_id, repo, re->ref);
1526 303e2782 2019-08-09 stsp err = got_object_open_as_tag(tag, repo, tag_id);
1527 303e2782 2019-08-09 stsp free(tag_id);
1530 d24820bf 2019-08-11 stsp if (obj_type == GOT_OBJ_TYPE_ANY ||
1531 d24820bf 2019-08-11 stsp got_object_tag_get_object_type(*tag) == obj_type)
1533 303e2782 2019-08-09 stsp got_object_tag_close(*tag);
1534 303e2782 2019-08-09 stsp *tag = NULL;
1537 303e2782 2019-08-09 stsp got_ref_list_free(&refs);
1538 303e2782 2019-08-09 stsp if (err == NULL && *tag == NULL)
1539 ded8fbb8 2020-04-19 stsp err = got_error_path(name, GOT_ERR_NO_OBJ);
1540 e09a504c 2019-06-28 stsp return err;
1543 3ce1b845 2019-07-15 stsp static const struct got_error *
1544 3ce1b845 2019-07-15 stsp alloc_added_blob_tree_entry(struct got_tree_entry **new_te,
1545 3ce1b845 2019-07-15 stsp const char *name, mode_t mode, struct got_object_id *blob_id)
1547 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1549 3ce1b845 2019-07-15 stsp *new_te = NULL;
1551 3ce1b845 2019-07-15 stsp *new_te = calloc(1, sizeof(**new_te));
1552 3ce1b845 2019-07-15 stsp if (*new_te == NULL)
1553 3ce1b845 2019-07-15 stsp return got_error_from_errno("calloc");
1555 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, name, sizeof((*new_te)->name)) >=
1556 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
1557 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
1558 3ce1b845 2019-07-15 stsp goto done;
1561 e8863bdc 2020-07-23 stsp if (S_ISLNK(mode)) {
1562 e8863bdc 2020-07-23 stsp (*new_te)->mode = S_IFLNK;
1564 e8863bdc 2020-07-23 stsp (*new_te)->mode = S_IFREG;
1565 e8863bdc 2020-07-23 stsp (*new_te)->mode |= (mode & (S_IRWXU | S_IRWXG | S_IRWXO));
1567 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, blob_id, sizeof((*new_te)->id));
1569 3ce1b845 2019-07-15 stsp if (err && *new_te) {
1570 56e0773d 2019-11-28 stsp free(*new_te);
1571 3ce1b845 2019-07-15 stsp *new_te = NULL;
1573 3ce1b845 2019-07-15 stsp return err;
1576 3ce1b845 2019-07-15 stsp static const struct got_error *
1577 3ce1b845 2019-07-15 stsp import_file(struct got_tree_entry **new_te, struct dirent *de,
1578 3ce1b845 2019-07-15 stsp const char *path, struct got_repository *repo)
1580 3ce1b845 2019-07-15 stsp const struct got_error *err;
1581 3ce1b845 2019-07-15 stsp struct got_object_id *blob_id = NULL;
1582 3ce1b845 2019-07-15 stsp char *filepath;
1583 3ce1b845 2019-07-15 stsp struct stat sb;
1585 3ce1b845 2019-07-15 stsp if (asprintf(&filepath, "%s%s%s", path,
1586 3ce1b845 2019-07-15 stsp path[0] == '\0' ? "" : "/", de->d_name) == -1)
1587 3ce1b845 2019-07-15 stsp return got_error_from_errno("asprintf");
1589 3ce1b845 2019-07-15 stsp if (lstat(filepath, &sb) != 0) {
1590 3ce1b845 2019-07-15 stsp err = got_error_from_errno2("lstat", path);
1591 3ce1b845 2019-07-15 stsp goto done;
1594 3ce1b845 2019-07-15 stsp err = got_object_blob_create(&blob_id, filepath, repo);
1596 3ce1b845 2019-07-15 stsp goto done;
1598 3ce1b845 2019-07-15 stsp err = alloc_added_blob_tree_entry(new_te, de->d_name, sb.st_mode,
1601 3ce1b845 2019-07-15 stsp free(filepath);
1603 3ce1b845 2019-07-15 stsp free(blob_id);
1604 3ce1b845 2019-07-15 stsp return err;
1607 3ce1b845 2019-07-15 stsp static const struct got_error *
1608 3ce1b845 2019-07-15 stsp insert_tree_entry(struct got_tree_entry *new_te,
1609 3ce1b845 2019-07-15 stsp struct got_pathlist_head *paths)
1611 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1612 3ce1b845 2019-07-15 stsp struct got_pathlist_entry *new_pe;
1614 3ce1b845 2019-07-15 stsp err = got_pathlist_insert(&new_pe, paths, new_te->name, new_te);
1616 3ce1b845 2019-07-15 stsp return err;
1617 3ce1b845 2019-07-15 stsp if (new_pe == NULL)
1618 3ce1b845 2019-07-15 stsp return got_error(GOT_ERR_TREE_DUP_ENTRY);
1619 3ce1b845 2019-07-15 stsp return NULL;
1622 3ce1b845 2019-07-15 stsp static const struct got_error *write_tree(struct got_object_id **,
1623 3ce1b845 2019-07-15 stsp const char *, struct got_pathlist_head *, struct got_repository *,
1624 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg);
1626 3ce1b845 2019-07-15 stsp static const struct got_error *
1627 3ce1b845 2019-07-15 stsp import_subdir(struct got_tree_entry **new_te, struct dirent *de,
1628 3ce1b845 2019-07-15 stsp const char *path, struct got_pathlist_head *ignores,
1629 3ce1b845 2019-07-15 stsp struct got_repository *repo,
1630 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg)
1632 3ce1b845 2019-07-15 stsp const struct got_error *err;
1633 56e0773d 2019-11-28 stsp struct got_object_id *id = NULL;
1634 3ce1b845 2019-07-15 stsp char *subdirpath;
1636 3ce1b845 2019-07-15 stsp if (asprintf(&subdirpath, "%s%s%s", path,
1637 3ce1b845 2019-07-15 stsp path[0] == '\0' ? "" : "/", de->d_name) == -1)
1638 3ce1b845 2019-07-15 stsp return got_error_from_errno("asprintf");
1640 3ce1b845 2019-07-15 stsp (*new_te) = calloc(1, sizeof(**new_te));
1641 d6fca0ba 2019-09-15 hiltjo if (*new_te == NULL)
1642 d6fca0ba 2019-09-15 hiltjo return got_error_from_errno("calloc");
1643 3ce1b845 2019-07-15 stsp (*new_te)->mode = S_IFDIR;
1644 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, de->d_name, sizeof((*new_te)->name)) >=
1645 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
1646 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
1647 3ce1b845 2019-07-15 stsp goto done;
1649 56e0773d 2019-11-28 stsp err = write_tree(&id, subdirpath, ignores, repo,
1650 3ce1b845 2019-07-15 stsp progress_cb, progress_arg);
1652 56e0773d 2019-11-28 stsp goto done;
1653 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, id, sizeof((*new_te)->id));
1657 3ce1b845 2019-07-15 stsp free(subdirpath);
1658 3ce1b845 2019-07-15 stsp if (err) {
1659 56e0773d 2019-11-28 stsp free(*new_te);
1660 3ce1b845 2019-07-15 stsp *new_te = NULL;
1662 3ce1b845 2019-07-15 stsp return err;
1665 3ce1b845 2019-07-15 stsp static const struct got_error *
1666 3ce1b845 2019-07-15 stsp write_tree(struct got_object_id **new_tree_id, const char *path_dir,
1667 3ce1b845 2019-07-15 stsp struct got_pathlist_head *ignores, struct got_repository *repo,
1668 3ce1b845 2019-07-15 stsp got_repo_import_cb progress_cb, void *progress_arg)
1670 3ce1b845 2019-07-15 stsp const struct got_error *err = NULL;
1672 3ce1b845 2019-07-15 stsp struct dirent *de;
1673 56e0773d 2019-11-28 stsp int nentries;
1674 3ce1b845 2019-07-15 stsp struct got_tree_entry *new_te = NULL;
1675 3ce1b845 2019-07-15 stsp struct got_pathlist_head paths;
1676 3ce1b845 2019-07-15 stsp struct got_pathlist_entry *pe;
1678 3ce1b845 2019-07-15 stsp *new_tree_id = NULL;
1680 3ce1b845 2019-07-15 stsp TAILQ_INIT(&paths);
1682 3ce1b845 2019-07-15 stsp dir = opendir(path_dir);
1683 3ce1b845 2019-07-15 stsp if (dir == NULL) {
1684 3ce1b845 2019-07-15 stsp err = got_error_from_errno2("opendir", path_dir);
1685 3ce1b845 2019-07-15 stsp goto done;
1688 56e0773d 2019-11-28 stsp nentries = 0;
1689 3ce1b845 2019-07-15 stsp while ((de = readdir(dir)) != NULL) {
1690 3ce1b845 2019-07-15 stsp int ignore = 0;
1693 3ce1b845 2019-07-15 stsp if (strcmp(de->d_name, ".") == 0 ||
1694 3ce1b845 2019-07-15 stsp strcmp(de->d_name, "..") == 0)
1697 3ce1b845 2019-07-15 stsp TAILQ_FOREACH(pe, ignores, entry) {
1698 3ce1b845 2019-07-15 stsp if (fnmatch(pe->path, de->d_name, 0) == 0) {
1699 3ce1b845 2019-07-15 stsp ignore = 1;
1703 3ce1b845 2019-07-15 stsp if (ignore)
1706 20ccae39 2020-07-21 stsp err = got_path_dirent_type(&type, path_dir, de);
1708 20ccae39 2020-07-21 stsp goto done;
1710 20ccae39 2020-07-21 stsp if (type == DT_DIR) {
1711 3ce1b845 2019-07-15 stsp err = import_subdir(&new_te, de, path_dir,
1712 3ce1b845 2019-07-15 stsp ignores, repo, progress_cb, progress_arg);
1713 db1d3576 2019-10-04 stsp if (err) {
1714 db1d3576 2019-10-04 stsp if (err->code != GOT_ERR_NO_TREE_ENTRY)
1715 db1d3576 2019-10-04 stsp goto done;
1716 db1d3576 2019-10-04 stsp err = NULL;
1719 e8863bdc 2020-07-23 stsp } else if (type == DT_REG || type == DT_LNK) {
1720 3ce1b845 2019-07-15 stsp err = import_file(&new_te, de, path_dir, repo);
1722 3ce1b845 2019-07-15 stsp goto done;
1726 3ce1b845 2019-07-15 stsp err = insert_tree_entry(new_te, &paths);
1728 3ce1b845 2019-07-15 stsp goto done;
1729 56e0773d 2019-11-28 stsp nentries++;
1732 db1d3576 2019-10-04 stsp if (TAILQ_EMPTY(&paths)) {
1733 b66cd6f3 2020-07-31 stsp err = got_error_msg(GOT_ERR_NO_TREE_ENTRY,
1734 b66cd6f3 2020-07-31 stsp "cannot create tree without any entries");
1735 db1d3576 2019-10-04 stsp goto done;
1738 3ce1b845 2019-07-15 stsp TAILQ_FOREACH(pe, &paths, entry) {
1739 3ce1b845 2019-07-15 stsp struct got_tree_entry *te = pe->data;
1740 3ce1b845 2019-07-15 stsp char *path;
1741 e8863bdc 2020-07-23 stsp if (!S_ISREG(te->mode) && !S_ISLNK(te->mode))
1743 3ce1b845 2019-07-15 stsp if (asprintf(&path, "%s/%s", path_dir, pe->path) == -1) {
1744 3ce1b845 2019-07-15 stsp err = got_error_from_errno("asprintf");
1745 3ce1b845 2019-07-15 stsp goto done;
1747 3ce1b845 2019-07-15 stsp err = (*progress_cb)(progress_arg, path);
1748 3ce1b845 2019-07-15 stsp free(path);
1750 3ce1b845 2019-07-15 stsp goto done;
1753 56e0773d 2019-11-28 stsp err = got_object_tree_create(new_tree_id, &paths, nentries, repo);
1756 3ce1b845 2019-07-15 stsp closedir(dir);
1757 3ce1b845 2019-07-15 stsp got_pathlist_free(&paths);
1758 3ce1b845 2019-07-15 stsp return err;
1761 3ce1b845 2019-07-15 stsp const struct got_error *
1762 3ce1b845 2019-07-15 stsp got_repo_import(struct got_object_id **new_commit_id, const char *path_dir,
1763 3ce1b845 2019-07-15 stsp const char *logmsg, const char *author, struct got_pathlist_head *ignores,
1764 3ce1b845 2019-07-15 stsp struct got_repository *repo, got_repo_import_cb progress_cb,
1765 3ce1b845 2019-07-15 stsp void *progress_arg)
1767 3ce1b845 2019-07-15 stsp const struct got_error *err;
1768 3ce1b845 2019-07-15 stsp struct got_object_id *new_tree_id;
1770 3ce1b845 2019-07-15 stsp err = write_tree(&new_tree_id, path_dir, ignores, repo,
1771 3ce1b845 2019-07-15 stsp progress_cb, progress_arg);
1773 3ce1b845 2019-07-15 stsp return err;
1775 3ce1b845 2019-07-15 stsp err = got_object_commit_create(new_commit_id, new_tree_id, NULL, 0,
1776 3ce1b845 2019-07-15 stsp author, time(NULL), author, time(NULL), logmsg, repo);
1777 3ce1b845 2019-07-15 stsp free(new_tree_id);
1778 3ce1b845 2019-07-15 stsp return err;
