2 * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #include <sys/types.h>
19 #include <sys/socket.h>
22 #include <sys/resource.h>
40 #include "got_compat.h"
42 #include "got_error.h"
43 #include "got_reference.h"
44 #include "got_repository.h"
46 #include "got_cancel.h"
47 #include "got_object.h"
49 #include "got_lib_delta.h"
50 #include "got_lib_inflate.h"
51 #include "got_lib_object.h"
52 #include "got_lib_object_parse.h"
53 #include "got_lib_object_create.h"
54 #include "got_lib_pack.h"
55 #include "got_lib_privsep.h"
56 #include "got_lib_sha1.h"
57 #include "got_lib_object_cache.h"
58 #include "got_lib_repository.h"
59 #include "got_lib_gotconfig.h"
62 #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
66 got_repo_get_path(struct got_repository
*repo
)
72 got_repo_get_path_git_dir(struct got_repository
*repo
)
74 return repo
->path_git_dir
;
78 got_repo_get_fd(struct got_repository
*repo
)
80 return repo
->gitdir_fd
;
84 got_repo_get_gitconfig_author_name(struct got_repository
*repo
)
86 return repo
->gitconfig_author_name
;
90 got_repo_get_gitconfig_author_email(struct got_repository
*repo
)
92 return repo
->gitconfig_author_email
;
96 got_repo_get_global_gitconfig_author_name(struct got_repository
*repo
)
98 return repo
->global_gitconfig_author_name
;
102 got_repo_get_global_gitconfig_author_email(struct got_repository
*repo
)
104 return repo
->global_gitconfig_author_email
;
108 got_repo_get_gitconfig_owner(struct got_repository
*repo
)
110 return repo
->gitconfig_owner
;
114 got_repo_get_gitconfig_extensions(char ***extensions
, int *nextensions
,
115 struct got_repository
*repo
)
117 *extensions
= repo
->extensions
;
118 *nextensions
= repo
->nextensions
;
122 got_repo_is_bare(struct got_repository
*repo
)
124 return (strcmp(repo
->path
, repo
->path_git_dir
) == 0);
128 get_path_git_child(struct got_repository
*repo
, const char *basename
)
132 if (asprintf(&path_child
, "%s/%s", repo
->path_git_dir
,
140 got_repo_get_path_objects(struct got_repository
*repo
)
142 return get_path_git_child(repo
, GOT_OBJECTS_DIR
);
146 got_repo_get_path_objects_pack(struct got_repository
*repo
)
148 return get_path_git_child(repo
, GOT_OBJECTS_PACK_DIR
);
152 got_repo_get_path_refs(struct got_repository
*repo
)
154 return get_path_git_child(repo
, GOT_REFS_DIR
);
158 got_repo_get_path_packed_refs(struct got_repository
*repo
)
160 return get_path_git_child(repo
, GOT_PACKED_REFS_FILE
);
164 get_path_head(struct got_repository
*repo
)
166 return get_path_git_child(repo
, GOT_HEAD_FILE
);
170 got_repo_get_path_gitconfig(struct got_repository
*repo
)
172 return get_path_git_child(repo
, GOT_GITCONFIG
);
176 got_repo_get_path_gotconfig(struct got_repository
*repo
)
178 return get_path_git_child(repo
, GOT_GOTCONFIG_FILENAME
);
181 const struct got_gotconfig
*
182 got_repo_get_gotconfig(struct got_repository
*repo
)
184 return repo
->gotconfig
;
188 got_repo_get_gitconfig_remotes(int *nremotes
,
189 const struct got_remote_repo
**remotes
, struct got_repository
*repo
)
191 *nremotes
= repo
->ngitconfig_remotes
;
192 *remotes
= repo
->gitconfig_remotes
;
196 is_git_repo(struct got_repository
*repo
)
198 const char *path_git
= got_repo_get_path_git_dir(repo
);
199 char *path_objects
= got_repo_get_path_objects(repo
);
200 char *path_refs
= got_repo_get_path_refs(repo
);
201 char *path_head
= get_path_head(repo
);
204 struct got_reference
*head_ref
;
206 if (lstat(path_git
, &sb
) == -1)
208 if (!S_ISDIR(sb
.st_mode
))
211 if (lstat(path_objects
, &sb
) == -1)
213 if (!S_ISDIR(sb
.st_mode
))
216 if (lstat(path_refs
, &sb
) == -1)
218 if (!S_ISDIR(sb
.st_mode
))
221 if (lstat(path_head
, &sb
) == -1)
223 if (!S_ISREG(sb
.st_mode
))
226 /* Check if the HEAD reference can be opened. */
227 if (got_ref_open(&head_ref
, repo
, GOT_REF_HEAD
, 0) != NULL
)
229 got_ref_close(head_ref
);
240 const struct got_error
*
241 got_repo_cache_object(struct got_repository
*repo
, struct got_object_id
*id
,
242 struct got_object
*obj
)
244 #ifndef GOT_NO_OBJ_CACHE
245 const struct got_error
*err
= NULL
;
246 err
= got_object_cache_add(&repo
->objcache
, id
, obj
);
248 if (err
->code
== GOT_ERR_OBJ_EXISTS
||
249 err
->code
== GOT_ERR_OBJ_TOO_LARGE
)
259 got_repo_get_cached_object(struct got_repository
*repo
,
260 struct got_object_id
*id
)
262 return (struct got_object
*)got_object_cache_get(&repo
->objcache
, id
);
265 const struct got_error
*
266 got_repo_cache_tree(struct got_repository
*repo
, struct got_object_id
*id
,
267 struct got_tree_object
*tree
)
269 #ifndef GOT_NO_OBJ_CACHE
270 const struct got_error
*err
= NULL
;
271 err
= got_object_cache_add(&repo
->treecache
, id
, tree
);
273 if (err
->code
== GOT_ERR_OBJ_EXISTS
||
274 err
->code
== GOT_ERR_OBJ_TOO_LARGE
)
283 struct got_tree_object
*
284 got_repo_get_cached_tree(struct got_repository
*repo
,
285 struct got_object_id
*id
)
287 return (struct got_tree_object
*)got_object_cache_get(
288 &repo
->treecache
, id
);
291 const struct got_error
*
292 got_repo_cache_commit(struct got_repository
*repo
, struct got_object_id
*id
,
293 struct got_commit_object
*commit
)
295 #ifndef GOT_NO_OBJ_CACHE
296 const struct got_error
*err
= NULL
;
297 err
= got_object_cache_add(&repo
->commitcache
, id
, commit
);
299 if (err
->code
== GOT_ERR_OBJ_EXISTS
||
300 err
->code
== GOT_ERR_OBJ_TOO_LARGE
)
309 struct got_commit_object
*
310 got_repo_get_cached_commit(struct got_repository
*repo
,
311 struct got_object_id
*id
)
313 return (struct got_commit_object
*)got_object_cache_get(
314 &repo
->commitcache
, id
);
317 const struct got_error
*
318 got_repo_cache_tag(struct got_repository
*repo
, struct got_object_id
*id
,
319 struct got_tag_object
*tag
)
321 #ifndef GOT_NO_OBJ_CACHE
322 const struct got_error
*err
= NULL
;
323 err
= got_object_cache_add(&repo
->tagcache
, id
, tag
);
325 if (err
->code
== GOT_ERR_OBJ_EXISTS
||
326 err
->code
== GOT_ERR_OBJ_TOO_LARGE
)
335 struct got_tag_object
*
336 got_repo_get_cached_tag(struct got_repository
*repo
, struct got_object_id
*id
)
338 return (struct got_tag_object
*)got_object_cache_get(
339 &repo
->tagcache
, id
);
342 static const struct got_error
*
343 open_repo(struct got_repository
*repo
, const char *path
)
345 const struct got_error
*err
= NULL
;
347 repo
->gitdir_fd
= -1;
349 /* bare git repository? */
350 repo
->path_git_dir
= strdup(path
);
351 if (repo
->path_git_dir
== NULL
)
352 return got_error_from_errno("strdup");
353 if (is_git_repo(repo
)) {
354 repo
->path
= strdup(repo
->path_git_dir
);
355 if (repo
->path
== NULL
) {
356 err
= got_error_from_errno("strdup");
359 repo
->gitdir_fd
= open(repo
->path_git_dir
, O_DIRECTORY
);
360 if (repo
->gitdir_fd
== -1) {
361 err
= got_error_from_errno2("open",
368 /* git repository with working tree? */
369 free(repo
->path_git_dir
);
370 repo
->path_git_dir
= NULL
;
371 if (asprintf(&repo
->path_git_dir
, "%s/%s", path
, GOT_GIT_DIR
) == -1) {
372 err
= got_error_from_errno("asprintf");
375 if (is_git_repo(repo
)) {
376 repo
->path
= strdup(path
);
377 if (repo
->path
== NULL
) {
378 err
= got_error_from_errno("strdup");
381 repo
->gitdir_fd
= open(repo
->path_git_dir
, O_DIRECTORY
);
382 if (repo
->gitdir_fd
== -1) {
383 err
= got_error_from_errno2("open",
390 err
= got_error(GOT_ERR_NOT_GIT_REPO
);
395 free(repo
->path_git_dir
);
396 repo
->path_git_dir
= NULL
;
397 if (repo
->gitdir_fd
!= -1)
398 close(repo
->gitdir_fd
);
399 repo
->gitdir_fd
= -1;
405 static const struct got_error
*
406 parse_gitconfig_file(int *gitconfig_repository_format_version
,
407 char **gitconfig_author_name
, char **gitconfig_author_email
,
408 struct got_remote_repo
**remotes
, int *nremotes
,
409 char **gitconfig_owner
, char ***extensions
, int *nextensions
,
410 const char *gitconfig_path
)
412 const struct got_error
*err
= NULL
, *child_err
= NULL
;
414 int imsg_fds
[2] = { -1, -1 };
416 struct imsgbuf
*ibuf
;
418 *gitconfig_repository_format_version
= 0;
423 *gitconfig_author_name
= NULL
;
424 *gitconfig_author_email
= NULL
;
430 *gitconfig_owner
= NULL
;
432 fd
= open(gitconfig_path
, O_RDONLY
);
436 return got_error_from_errno2("open", gitconfig_path
);
439 ibuf
= calloc(1, sizeof(*ibuf
));
441 err
= got_error_from_errno("calloc");
445 if (socketpair(AF_UNIX
, SOCK_STREAM
, PF_UNSPEC
, imsg_fds
) == -1) {
446 err
= got_error_from_errno("socketpair");
452 err
= got_error_from_errno("fork");
454 } else if (pid
== 0) {
455 got_privsep_exec_child(imsg_fds
, GOT_PATH_PROG_READ_GITCONFIG
,
460 if (close(imsg_fds
[1]) == -1) {
461 err
= got_error_from_errno("close");
465 imsg_init(ibuf
, imsg_fds
[0]);
467 err
= got_privsep_send_gitconfig_parse_req(ibuf
, fd
);
472 err
= got_privsep_send_gitconfig_repository_format_version_req(ibuf
);
476 err
= got_privsep_recv_gitconfig_int(
477 gitconfig_repository_format_version
, ibuf
);
481 if (extensions
&& nextensions
) {
482 err
= got_privsep_send_gitconfig_repository_extensions_req(
486 err
= got_privsep_recv_gitconfig_int(nextensions
, ibuf
);
489 if (*nextensions
> 0) {
491 *extensions
= calloc(*nextensions
, sizeof(char *));
492 if (*extensions
== NULL
) {
493 err
= got_error_from_errno("calloc");
496 for (i
= 0; i
< *nextensions
; i
++) {
498 err
= got_privsep_recv_gitconfig_str(&ext
,
502 (*extensions
)[i
] = ext
;
507 err
= got_privsep_send_gitconfig_author_name_req(ibuf
);
511 err
= got_privsep_recv_gitconfig_str(gitconfig_author_name
, ibuf
);
515 err
= got_privsep_send_gitconfig_author_email_req(ibuf
);
519 err
= got_privsep_recv_gitconfig_str(gitconfig_author_email
, ibuf
);
523 if (remotes
&& nremotes
) {
524 err
= got_privsep_send_gitconfig_remotes_req(ibuf
);
528 err
= got_privsep_recv_gitconfig_remotes(remotes
,
534 if (gitconfig_owner
) {
535 err
= got_privsep_send_gitconfig_owner_req(ibuf
);
538 err
= got_privsep_recv_gitconfig_str(gitconfig_owner
, ibuf
);
544 err
= got_privsep_send_stop(imsg_fds
[0]);
545 child_err
= got_privsep_wait_for_child(pid
);
546 if (child_err
&& err
== NULL
)
549 if (imsg_fds
[0] != -1 && close(imsg_fds
[0]) == -1 && err
== NULL
)
550 err
= got_error_from_errno("close");
551 if (imsg_fds
[1] != -1 && close(imsg_fds
[1]) == -1 && err
== NULL
)
552 err
= got_error_from_errno("close");
553 if (fd
!= -1 && close(fd
) == -1 && err
== NULL
)
554 err
= got_error_from_errno2("close", gitconfig_path
);
559 static const struct got_error
*
560 read_gitconfig(struct got_repository
*repo
, const char *global_gitconfig_path
)
562 const struct got_error
*err
= NULL
;
563 char *repo_gitconfig_path
= NULL
;
565 if (global_gitconfig_path
) {
566 /* Read settings from ~/.gitconfig. */
567 int dummy_repo_version
;
568 err
= parse_gitconfig_file(&dummy_repo_version
,
569 &repo
->global_gitconfig_author_name
,
570 &repo
->global_gitconfig_author_email
,
571 NULL
, NULL
, NULL
, NULL
, NULL
, global_gitconfig_path
);
576 /* Read repository's .git/config file. */
577 repo_gitconfig_path
= got_repo_get_path_gitconfig(repo
);
578 if (repo_gitconfig_path
== NULL
)
579 return got_error_from_errno("got_repo_get_path_gitconfig");
581 err
= parse_gitconfig_file(&repo
->gitconfig_repository_format_version
,
582 &repo
->gitconfig_author_name
, &repo
->gitconfig_author_email
,
583 &repo
->gitconfig_remotes
, &repo
->ngitconfig_remotes
,
584 &repo
->gitconfig_owner
, &repo
->extensions
, &repo
->nextensions
,
585 repo_gitconfig_path
);
589 free(repo_gitconfig_path
);
593 static const struct got_error
*
594 read_gotconfig(struct got_repository
*repo
)
596 const struct got_error
*err
= NULL
;
597 char *gotconfig_path
;
599 gotconfig_path
= got_repo_get_path_gotconfig(repo
);
600 if (gotconfig_path
== NULL
)
601 return got_error_from_errno("got_repo_get_path_gotconfig");
603 err
= got_gotconfig_read(&repo
->gotconfig
, gotconfig_path
);
604 free(gotconfig_path
);
608 /* Supported repository format extensions. */
609 static const char *repo_extensions
[] = {
610 "noop", /* Got supports repository format version 1. */
611 "preciousObjects", /* Supported by gotadmin cleanup. */
612 "worktreeConfig", /* Got does not care about Git work trees. */
615 const struct got_error
*
616 got_repo_open(struct got_repository
**repop
, const char *path
,
617 const char *global_gitconfig_path
)
619 struct got_repository
*repo
= NULL
;
620 const struct got_error
*err
= NULL
;
621 char *repo_path
= NULL
;
627 if (getrlimit(RLIMIT_NOFILE
, &rl
) == -1)
628 return got_error_from_errno("getrlimit");
630 repo
= calloc(1, sizeof(*repo
));
632 err
= got_error_from_errno("calloc");
636 for (i
= 0; i
< nitems(repo
->privsep_children
); i
++) {
637 memset(&repo
->privsep_children
[i
], 0,
638 sizeof(repo
->privsep_children
[0]));
639 repo
->privsep_children
[i
].imsg_fd
= -1;
642 err
= got_object_cache_init(&repo
->objcache
,
643 GOT_OBJECT_CACHE_TYPE_OBJ
);
646 err
= got_object_cache_init(&repo
->treecache
,
647 GOT_OBJECT_CACHE_TYPE_TREE
);
650 err
= got_object_cache_init(&repo
->commitcache
,
651 GOT_OBJECT_CACHE_TYPE_COMMIT
);
654 err
= got_object_cache_init(&repo
->tagcache
,
655 GOT_OBJECT_CACHE_TYPE_TAG
);
659 repo
->pack_cache_size
= GOT_PACK_CACHE_SIZE
;
660 if (repo
->pack_cache_size
> rl
.rlim_cur
/ 8)
661 repo
->pack_cache_size
= rl
.rlim_cur
/ 8;
663 repo_path
= realpath(path
, NULL
);
664 if (repo_path
== NULL
) {
665 err
= got_error_from_errno2("realpath", path
);
672 err
= open_repo(repo
, repo_path
);
675 if (err
->code
!= GOT_ERR_NOT_GIT_REPO
)
677 if (repo_path
[0] == '/' && repo_path
[1] == '\0') {
678 err
= got_error(GOT_ERR_NOT_GIT_REPO
);
681 err
= got_path_dirname(&parent_path
, repo_path
);
685 repo_path
= parent_path
;
688 err
= read_gotconfig(repo
);
692 err
= read_gitconfig(repo
, global_gitconfig_path
);
695 if (repo
->gitconfig_repository_format_version
!= 0)
696 err
= got_error_path(path
, GOT_ERR_GIT_REPO_FORMAT
);
697 for (i
= 0; i
< repo
->nextensions
; i
++) {
698 char *ext
= repo
->extensions
[i
];
699 int j
, supported
= 0;
700 for (j
= 0; j
< nitems(repo_extensions
); j
++) {
701 if (strcmp(ext
, repo_extensions
[j
]) == 0) {
707 err
= got_error_path(ext
, GOT_ERR_GIT_REPO_EXT
);
713 got_repo_close(repo
);
720 const struct got_error
*
721 got_repo_close(struct got_repository
*repo
)
723 const struct got_error
*err
= NULL
, *child_err
;
726 for (i
= 0; i
< repo
->pack_cache_size
; i
++) {
727 if (repo
->packidx_cache
[i
] == NULL
)
729 got_packidx_close(repo
->packidx_cache
[i
]);
732 for (i
= 0; i
< repo
->pack_cache_size
; i
++) {
733 if (repo
->packs
[i
].path_packfile
== NULL
)
735 got_pack_close(&repo
->packs
[i
]);
739 free(repo
->path_git_dir
);
741 got_object_cache_close(&repo
->objcache
);
742 got_object_cache_close(&repo
->treecache
);
743 got_object_cache_close(&repo
->commitcache
);
744 got_object_cache_close(&repo
->tagcache
);
746 for (i
= 0; i
< nitems(repo
->privsep_children
); i
++) {
747 if (repo
->privsep_children
[i
].imsg_fd
== -1)
749 imsg_clear(repo
->privsep_children
[i
].ibuf
);
750 free(repo
->privsep_children
[i
].ibuf
);
751 err
= got_privsep_send_stop(repo
->privsep_children
[i
].imsg_fd
);
752 child_err
= got_privsep_wait_for_child(
753 repo
->privsep_children
[i
].pid
);
754 if (child_err
&& err
== NULL
)
756 if (close(repo
->privsep_children
[i
].imsg_fd
) == -1 &&
758 err
= got_error_from_errno("close");
761 if (repo
->gitdir_fd
!= -1 && close(repo
->gitdir_fd
) == -1 &&
763 err
= got_error_from_errno("close");
766 got_gotconfig_free(repo
->gotconfig
);
767 free(repo
->gitconfig_author_name
);
768 free(repo
->gitconfig_author_email
);
769 for (i
= 0; i
< repo
->ngitconfig_remotes
; i
++)
770 got_repo_free_remote_repo_data(&repo
->gitconfig_remotes
[i
]);
771 free(repo
->gitconfig_remotes
);
772 for (i
= 0; i
< repo
->nextensions
; i
++)
773 free(repo
->extensions
[i
]);
774 free(repo
->extensions
);
781 got_repo_free_remote_repo_data(struct got_remote_repo
*repo
)
787 free(repo
->fetch_url
);
788 repo
->fetch_url
= NULL
;
789 free(repo
->send_url
);
790 repo
->send_url
= NULL
;
791 for (i
= 0; i
< repo
->nfetch_branches
; i
++)
792 free(repo
->fetch_branches
[i
]);
793 free(repo
->fetch_branches
);
794 repo
->fetch_branches
= NULL
;
795 repo
->nfetch_branches
= 0;
796 for (i
= 0; i
< repo
->nsend_branches
; i
++)
797 free(repo
->send_branches
[i
]);
798 free(repo
->send_branches
);
799 repo
->send_branches
= NULL
;
800 repo
->nsend_branches
= 0;
803 const struct got_error
*
804 got_repo_map_path(char **in_repo_path
, struct got_repository
*repo
,
805 const char *input_path
)
807 const struct got_error
*err
= NULL
;
808 const char *repo_abspath
= NULL
;
810 char *canonpath
, *path
= NULL
;
812 *in_repo_path
= NULL
;
814 canonpath
= strdup(input_path
);
815 if (canonpath
== NULL
) {
816 err
= got_error_from_errno("strdup");
819 err
= got_canonpath(input_path
, canonpath
, strlen(canonpath
) + 1);
823 repo_abspath
= got_repo_get_path(repo
);
825 if (canonpath
[0] == '\0') {
826 path
= strdup(canonpath
);
828 err
= got_error_from_errno("strdup");
832 path
= realpath(canonpath
, NULL
);
834 if (errno
!= ENOENT
) {
835 err
= got_error_from_errno2("realpath",
840 * Path is not on disk.
841 * Assume it is already relative to repository root.
843 path
= strdup(canonpath
);
845 err
= got_error_from_errno("strdup");
850 repolen
= strlen(repo_abspath
);
854 if (strcmp(path
, repo_abspath
) == 0) {
858 err
= got_error_from_errno("strdup");
861 } else if (len
> repolen
&&
862 got_path_is_child(path
, repo_abspath
, repolen
)) {
863 /* Matched an on-disk path inside repository. */
864 if (got_repo_is_bare(repo
)) {
866 * Matched an on-disk path inside repository
867 * database. Treat input as repository-relative.
874 /* Strip common prefix with repository path. */
875 err
= got_path_skip_common_ancestor(&child
,
884 * Matched unrelated on-disk path.
885 * Treat input as repository-relative.
893 /* Make in-repository path absolute */
894 if (path
[0] != '/') {
896 if (asprintf(&abspath
, "/%s", path
) == -1) {
897 err
= got_error_from_errno("asprintf");
909 *in_repo_path
= path
;
913 static const struct got_error
*
914 cache_packidx(struct got_repository
*repo
, struct got_packidx
*packidx
,
915 const char *path_packidx
)
917 const struct got_error
*err
= NULL
;
920 for (i
= 0; i
< repo
->pack_cache_size
; i
++) {
921 if (repo
->packidx_cache
[i
] == NULL
)
923 if (strcmp(repo
->packidx_cache
[i
]->path_packidx
,
924 path_packidx
) == 0) {
925 return got_error(GOT_ERR_CACHE_DUP_ENTRY
);
928 if (i
== repo
->pack_cache_size
) {
929 err
= got_packidx_close(repo
->packidx_cache
[i
- 1]);
935 * Insert the new pack index at the front so it will
936 * be searched first in the future.
938 memmove(&repo
->packidx_cache
[1], &repo
->packidx_cache
[0],
939 sizeof(repo
->packidx_cache
) -
940 sizeof(repo
->packidx_cache
[0]));
941 repo
->packidx_cache
[0] = packidx
;
947 got_repo_is_packidx_filename(const char *name
, size_t len
)
949 if (len
!= GOT_PACKIDX_NAMELEN
)
952 if (strncmp(name
, GOT_PACK_PREFIX
, strlen(GOT_PACK_PREFIX
)) != 0)
955 if (strcmp(name
+ strlen(GOT_PACK_PREFIX
) +
956 SHA1_DIGEST_STRING_LENGTH
- 1, GOT_PACKIDX_SUFFIX
) != 0)
962 const struct got_error
*
963 got_repo_search_packidx(struct got_packidx
**packidx
, int *idx
,
964 struct got_repository
*repo
, struct got_object_id
*id
)
966 const struct got_error
*err
;
973 /* Search pack index cache. */
974 for (i
= 0; i
< repo
->pack_cache_size
; i
++) {
975 if (repo
->packidx_cache
[i
] == NULL
)
977 *idx
= got_packidx_get_object_idx(repo
->packidx_cache
[i
], id
);
979 *packidx
= repo
->packidx_cache
[i
];
981 * Move this cache entry to the front. Repeatedly
982 * searching a wrong pack index can be expensive.
985 struct got_packidx
*p
;
986 p
= repo
->packidx_cache
[0];
987 repo
->packidx_cache
[0] = *packidx
;
988 repo
->packidx_cache
[i
] = p
;
993 /* No luck. Search the filesystem. */
995 packdir_fd
= openat(got_repo_get_fd(repo
),
996 GOT_OBJECTS_PACK_DIR
, O_DIRECTORY
);
997 if (packdir_fd
== -1) {
999 err
= got_error_no_obj(id
);
1001 err
= got_error_from_errno_fmt("openat: %s/%s",
1002 got_repo_get_path_git_dir(repo
),
1003 GOT_OBJECTS_PACK_DIR
);
1007 packdir
= fdopendir(packdir_fd
);
1008 if (packdir
== NULL
) {
1009 err
= got_error_from_errno("fdopendir");
1013 while ((dent
= readdir(packdir
)) != NULL
) {
1016 if (!got_repo_is_packidx_filename(dent
->d_name
,
1017 strlen(dent
->d_name
)))
1020 if (asprintf(&path_packidx
, "%s/%s", GOT_OBJECTS_PACK_DIR
,
1021 dent
->d_name
) == -1) {
1022 err
= got_error_from_errno("asprintf");
1026 for (i
= 0; i
< repo
->pack_cache_size
; i
++) {
1027 if (repo
->packidx_cache
[i
] == NULL
)
1029 if (strcmp(repo
->packidx_cache
[i
]->path_packidx
,
1030 path_packidx
) == 0) {
1037 continue; /* already searched */
1040 err
= got_packidx_open(packidx
, got_repo_get_fd(repo
),
1047 err
= cache_packidx(repo
, *packidx
, path_packidx
);
1052 *idx
= got_packidx_get_object_idx(*packidx
, id
);
1054 err
= NULL
; /* found the object */
1059 err
= got_error_no_obj(id
);
1061 if (packdir
&& closedir(packdir
) != 0 && err
== NULL
)
1062 err
= got_error_from_errno("closedir");
1066 static const struct got_error
*
1067 read_packfile_hdr(int fd
, struct got_packidx
*packidx
)
1069 const struct got_error
*err
= NULL
;
1070 uint32_t totobj
= be32toh(packidx
->hdr
.fanout_table
[0xff]);
1071 struct got_packfile_hdr hdr
;
1074 n
= read(fd
, &hdr
, sizeof(hdr
));
1076 return got_error_from_errno("read");
1077 if (n
!= sizeof(hdr
))
1078 return got_error(GOT_ERR_BAD_PACKFILE
);
1080 if (be32toh(hdr
.signature
) != GOT_PACKFILE_SIGNATURE
||
1081 be32toh(hdr
.version
) != GOT_PACKFILE_VERSION
||
1082 be32toh(hdr
.nobjects
) != totobj
)
1083 err
= got_error(GOT_ERR_BAD_PACKFILE
);
1088 static const struct got_error
*
1089 open_packfile(int *fd
, struct got_repository
*repo
,
1090 const char *relpath
, struct got_packidx
*packidx
)
1092 const struct got_error
*err
= NULL
;
1094 *fd
= openat(got_repo_get_fd(repo
), relpath
, O_RDONLY
| O_NOFOLLOW
);
1096 return got_error_from_errno_fmt("openat: %s/%s",
1097 got_repo_get_path_git_dir(repo
), relpath
);
1100 err
= read_packfile_hdr(*fd
, packidx
);
1110 const struct got_error
*
1111 got_repo_cache_pack(struct got_pack
**packp
, struct got_repository
*repo
,
1112 const char *path_packfile
, struct got_packidx
*packidx
)
1114 const struct got_error
*err
= NULL
;
1115 struct got_pack
*pack
= NULL
;
1122 for (i
= 0; i
< repo
->pack_cache_size
; i
++) {
1123 pack
= &repo
->packs
[i
];
1124 if (pack
->path_packfile
== NULL
)
1126 if (strcmp(pack
->path_packfile
, path_packfile
) == 0)
1127 return got_error(GOT_ERR_CACHE_DUP_ENTRY
);
1130 if (i
== repo
->pack_cache_size
) {
1131 err
= got_pack_close(&repo
->packs
[i
- 1]);
1134 memmove(&repo
->packs
[1], &repo
->packs
[0],
1135 sizeof(repo
->packs
) - sizeof(repo
->packs
[0]));
1139 pack
= &repo
->packs
[i
];
1141 pack
->path_packfile
= strdup(path_packfile
);
1142 if (pack
->path_packfile
== NULL
) {
1143 err
= got_error_from_errno("strdup");
1147 err
= open_packfile(&pack
->fd
, repo
, path_packfile
, packidx
);
1151 if (fstat(pack
->fd
, &sb
) != 0) {
1152 err
= got_error_from_errno("fstat");
1155 pack
->filesize
= sb
.st_size
;
1157 pack
->privsep_child
= NULL
;
1159 #ifndef GOT_PACK_NO_MMAP
1160 pack
->map
= mmap(NULL
, pack
->filesize
, PROT_READ
, MAP_PRIVATE
,
1162 if (pack
->map
== MAP_FAILED
) {
1163 if (errno
!= ENOMEM
) {
1164 err
= got_error_from_errno("mmap");
1167 pack
->map
= NULL
; /* fall back to read(2) */
1173 free(pack
->path_packfile
);
1174 memset(pack
, 0, sizeof(*pack
));
1182 got_repo_get_cached_pack(struct got_repository
*repo
, const char *path_packfile
)
1184 struct got_pack
*pack
= NULL
;
1187 for (i
= 0; i
< repo
->pack_cache_size
; i
++) {
1188 pack
= &repo
->packs
[i
];
1189 if (pack
->path_packfile
== NULL
)
1191 if (strcmp(pack
->path_packfile
, path_packfile
) == 0)
1198 const struct got_error
*
1199 got_repo_init(const char *repo_path
)
1201 const struct got_error
*err
= NULL
;
1202 const char *dirnames
[] = {
1204 GOT_OBJECTS_PACK_DIR
,
1207 const char *description_str
= "Unnamed repository; "
1208 "edit this file 'description' to name the repository.";
1209 const char *headref_str
= "ref: refs/heads/main";
1210 const char *gitconfig_str
= "[core]\n"
1211 "\trepositoryformatversion = 0\n"
1212 "\tfilemode = true\n"
1217 if (!got_path_dir_is_empty(repo_path
))
1218 return got_error(GOT_ERR_DIR_NOT_EMPTY
);
1220 for (i
= 0; i
< nitems(dirnames
); i
++) {
1221 if (asprintf(&path
, "%s/%s", repo_path
, dirnames
[i
]) == -1) {
1222 return got_error_from_errno("asprintf");
1224 err
= got_path_mkdir(path
);
1230 if (asprintf(&path
, "%s/%s", repo_path
, "description") == -1)
1231 return got_error_from_errno("asprintf");
1232 err
= got_path_create_file(path
, description_str
);
1237 if (asprintf(&path
, "%s/%s", repo_path
, GOT_HEAD_FILE
) == -1)
1238 return got_error_from_errno("asprintf");
1239 err
= got_path_create_file(path
, headref_str
);
1244 if (asprintf(&path
, "%s/%s", repo_path
, "config") == -1)
1245 return got_error_from_errno("asprintf");
1246 err
= got_path_create_file(path
, gitconfig_str
);
1254 static const struct got_error
*
1255 match_packed_object(struct got_object_id
**unique_id
,
1256 struct got_repository
*repo
, const char *id_str_prefix
, int obj_type
)
1258 const struct got_error
*err
= NULL
;
1259 DIR *packdir
= NULL
;
1260 struct dirent
*dent
;
1262 struct got_object_id_queue matched_ids
;
1265 STAILQ_INIT(&matched_ids
);
1267 packdir_fd
= openat(got_repo_get_fd(repo
),
1268 GOT_OBJECTS_PACK_DIR
, O_DIRECTORY
);
1269 if (packdir_fd
== -1) {
1270 if (errno
!= ENOENT
)
1271 err
= got_error_from_errno2("openat", GOT_OBJECTS_PACK_DIR
);
1275 packdir
= fdopendir(packdir_fd
);
1276 if (packdir
== NULL
) {
1277 err
= got_error_from_errno("fdopendir");
1281 while ((dent
= readdir(packdir
)) != NULL
) {
1282 struct got_packidx
*packidx
;
1283 struct got_object_qid
*qid
;
1285 if (!got_repo_is_packidx_filename(dent
->d_name
,
1286 strlen(dent
->d_name
)))
1289 if (asprintf(&path_packidx
, "%s/%s", GOT_OBJECTS_PACK_DIR
,
1290 dent
->d_name
) == -1) {
1291 err
= got_error_from_errno("strdup");
1295 err
= got_packidx_open(&packidx
, got_repo_get_fd(repo
),
1301 err
= got_packidx_match_id_str_prefix(&matched_ids
,
1302 packidx
, id_str_prefix
);
1304 got_packidx_close(packidx
);
1307 err
= got_packidx_close(packidx
);
1311 STAILQ_FOREACH(qid
, &matched_ids
, entry
) {
1312 if (obj_type
!= GOT_OBJ_TYPE_ANY
) {
1314 err
= got_object_get_type(&matched_type
, repo
,
1318 if (matched_type
!= obj_type
)
1321 if (*unique_id
== NULL
) {
1322 *unique_id
= got_object_id_dup(qid
->id
);
1323 if (*unique_id
== NULL
) {
1324 err
= got_error_from_errno("malloc");
1328 if (got_object_id_cmp(*unique_id
, qid
->id
) == 0)
1329 continue; /* packed multiple times */
1330 err
= got_error(GOT_ERR_AMBIGUOUS_ID
);
1336 got_object_id_queue_free(&matched_ids
);
1337 if (packdir
&& closedir(packdir
) != 0 && err
== NULL
)
1338 err
= got_error_from_errno("closedir");
1346 static const struct got_error
*
1347 match_loose_object(struct got_object_id
**unique_id
, const char *path_objects
,
1348 const char *object_dir
, const char *id_str_prefix
, int obj_type
,
1349 struct got_repository
*repo
)
1351 const struct got_error
*err
= NULL
;
1354 struct dirent
*dent
;
1355 struct got_object_id id
;
1357 if (asprintf(&path
, "%s/%s", path_objects
, object_dir
) == -1) {
1358 err
= got_error_from_errno("asprintf");
1362 dir
= opendir(path
);
1364 if (errno
== ENOENT
) {
1368 err
= got_error_from_errno2("opendir", path
);
1371 while ((dent
= readdir(dir
)) != NULL
) {
1375 if (strcmp(dent
->d_name
, ".") == 0 ||
1376 strcmp(dent
->d_name
, "..") == 0)
1379 if (asprintf(&id_str
, "%s%s", object_dir
, dent
->d_name
) == -1) {
1380 err
= got_error_from_errno("asprintf");
1384 if (!got_parse_sha1_digest(id
.sha1
, id_str
))
1388 * Directory entries do not necessarily appear in
1389 * sorted order, so we must iterate over all of them.
1391 cmp
= strncmp(id_str
, id_str_prefix
, strlen(id_str_prefix
));
1397 if (*unique_id
== NULL
) {
1398 if (obj_type
!= GOT_OBJ_TYPE_ANY
) {
1400 err
= got_object_get_type(&matched_type
, repo
,
1404 if (matched_type
!= obj_type
)
1407 *unique_id
= got_object_id_dup(&id
);
1408 if (*unique_id
== NULL
) {
1409 err
= got_error_from_errno("got_object_id_dup");
1414 if (got_object_id_cmp(*unique_id
, &id
) == 0)
1415 continue; /* both packed and loose */
1416 err
= got_error(GOT_ERR_AMBIGUOUS_ID
);
1422 if (dir
&& closedir(dir
) != 0 && err
== NULL
)
1423 err
= got_error_from_errno("closedir");
1432 const struct got_error
*
1433 got_repo_match_object_id_prefix(struct got_object_id
**id
,
1434 const char *id_str_prefix
, int obj_type
, struct got_repository
*repo
)
1436 const struct got_error
*err
= NULL
;
1437 char *path_objects
= got_repo_get_path_objects(repo
);
1438 char *object_dir
= NULL
;
1444 for (i
= 0; i
< strlen(id_str_prefix
); i
++) {
1445 if (isxdigit((unsigned char)id_str_prefix
[i
]))
1447 return got_error_path(id_str_prefix
, GOT_ERR_BAD_OBJ_ID_STR
);
1450 len
= strlen(id_str_prefix
);
1452 err
= match_packed_object(id
, repo
, id_str_prefix
, obj_type
);
1455 object_dir
= strndup(id_str_prefix
, 2);
1456 if (object_dir
== NULL
) {
1457 err
= got_error_from_errno("strdup");
1460 err
= match_loose_object(id
, path_objects
, object_dir
,
1461 id_str_prefix
, obj_type
, repo
);
1462 } else if (len
== 1) {
1464 for (i
= 0; i
< 0xf; i
++) {
1465 if (asprintf(&object_dir
, "%s%.1x", id_str_prefix
, i
)
1467 err
= got_error_from_errno("asprintf");
1470 err
= match_packed_object(id
, repo
, object_dir
,
1474 err
= match_loose_object(id
, path_objects
, object_dir
,
1475 id_str_prefix
, obj_type
, repo
);
1480 err
= got_error_path(id_str_prefix
, GOT_ERR_BAD_OBJ_ID_STR
);
1488 } else if (*id
== NULL
)
1489 err
= got_error_path(id_str_prefix
, GOT_ERR_NO_OBJ
);
1494 const struct got_error
*
1495 got_repo_match_object_id(struct got_object_id
**id
, char **label
,
1496 const char *id_str
, int obj_type
, struct got_reflist_head
*refs
,
1497 struct got_repository
*repo
)
1499 const struct got_error
*err
;
1500 struct got_tag_object
*tag
;
1501 struct got_reference
*ref
= NULL
;
1508 err
= got_repo_object_match_tag(&tag
, id_str
, GOT_OBJ_TYPE_ANY
,
1511 *id
= got_object_id_dup(
1512 got_object_tag_get_object_id(tag
));
1514 err
= got_error_from_errno("got_object_id_dup");
1515 else if (label
&& asprintf(label
, "refs/tags/%s",
1516 got_object_tag_get_name(tag
)) == -1) {
1517 err
= got_error_from_errno("asprintf");
1521 got_object_tag_close(tag
);
1523 } else if (err
->code
!= GOT_ERR_OBJ_TYPE
&&
1524 err
->code
!= GOT_ERR_NO_OBJ
)
1528 err
= got_repo_match_object_id_prefix(id
, id_str
, obj_type
, repo
);
1530 if (err
->code
!= GOT_ERR_BAD_OBJ_ID_STR
)
1532 err
= got_ref_open(&ref
, repo
, id_str
, 0);
1536 *label
= strdup(got_ref_get_name(ref
));
1537 if (*label
== NULL
) {
1538 err
= got_error_from_errno("strdup");
1542 err
= got_ref_resolve(id
, repo
, ref
);
1544 err
= got_object_id_str(label
, *id
);
1545 if (*label
== NULL
) {
1546 err
= got_error_from_errno("strdup");
1556 const struct got_error
*
1557 got_repo_object_match_tag(struct got_tag_object
**tag
, const char *name
,
1558 int obj_type
, struct got_reflist_head
*refs
, struct got_repository
*repo
)
1560 const struct got_error
*err
= NULL
;
1561 struct got_reflist_entry
*re
;
1562 struct got_object_id
*tag_id
;
1563 int name_is_absolute
= (strncmp(name
, "refs/", 5) == 0);
1567 TAILQ_FOREACH(re
, refs
, entry
) {
1568 const char *refname
;
1569 refname
= got_ref_get_name(re
->ref
);
1570 if (got_ref_is_symbolic(re
->ref
))
1572 if (strncmp(refname
, "refs/tags/", 10) != 0)
1574 if (!name_is_absolute
)
1575 refname
+= strlen("refs/tags/");
1576 if (strcmp(refname
, name
) != 0)
1578 err
= got_ref_resolve(&tag_id
, repo
, re
->ref
);
1581 err
= got_object_open_as_tag(tag
, repo
, tag_id
);
1585 if (obj_type
== GOT_OBJ_TYPE_ANY
||
1586 got_object_tag_get_object_type(*tag
) == obj_type
)
1588 got_object_tag_close(*tag
);
1592 if (err
== NULL
&& *tag
== NULL
)
1593 err
= got_error_path(name
, GOT_ERR_NO_OBJ
);
1597 static const struct got_error
*
1598 alloc_added_blob_tree_entry(struct got_tree_entry
**new_te
,
1599 const char *name
, mode_t mode
, struct got_object_id
*blob_id
)
1601 const struct got_error
*err
= NULL
;
1605 *new_te
= calloc(1, sizeof(**new_te
));
1606 if (*new_te
== NULL
)
1607 return got_error_from_errno("calloc");
1609 if (strlcpy((*new_te
)->name
, name
, sizeof((*new_te
)->name
)) >=
1610 sizeof((*new_te
)->name
)) {
1611 err
= got_error(GOT_ERR_NO_SPACE
);
1615 if (S_ISLNK(mode
)) {
1616 (*new_te
)->mode
= S_IFLNK
;
1618 (*new_te
)->mode
= S_IFREG
;
1619 (*new_te
)->mode
|= (mode
& (S_IRWXU
| S_IRWXG
| S_IRWXO
));
1621 memcpy(&(*new_te
)->id
, blob_id
, sizeof((*new_te
)->id
));
1623 if (err
&& *new_te
) {
1630 static const struct got_error
*
1631 import_file(struct got_tree_entry
**new_te
, struct dirent
*de
,
1632 const char *path
, struct got_repository
*repo
)
1634 const struct got_error
*err
;
1635 struct got_object_id
*blob_id
= NULL
;
1639 if (asprintf(&filepath
, "%s%s%s", path
,
1640 path
[0] == '\0' ? "" : "/", de
->d_name
) == -1)
1641 return got_error_from_errno("asprintf");
1643 if (lstat(filepath
, &sb
) != 0) {
1644 err
= got_error_from_errno2("lstat", path
);
1648 err
= got_object_blob_create(&blob_id
, filepath
, repo
);
1652 err
= alloc_added_blob_tree_entry(new_te
, de
->d_name
, sb
.st_mode
,
1661 static const struct got_error
*
1662 insert_tree_entry(struct got_tree_entry
*new_te
,
1663 struct got_pathlist_head
*paths
)
1665 const struct got_error
*err
= NULL
;
1666 struct got_pathlist_entry
*new_pe
;
1668 err
= got_pathlist_insert(&new_pe
, paths
, new_te
->name
, new_te
);
1672 return got_error(GOT_ERR_TREE_DUP_ENTRY
);
1676 static const struct got_error
*write_tree(struct got_object_id
**,
1677 const char *, struct got_pathlist_head
*, struct got_repository
*,
1678 got_repo_import_cb progress_cb
, void *progress_arg
);
1680 static const struct got_error
*
1681 import_subdir(struct got_tree_entry
**new_te
, struct dirent
*de
,
1682 const char *path
, struct got_pathlist_head
*ignores
,
1683 struct got_repository
*repo
,
1684 got_repo_import_cb progress_cb
, void *progress_arg
)
1686 const struct got_error
*err
;
1687 struct got_object_id
*id
= NULL
;
1690 if (asprintf(&subdirpath
, "%s%s%s", path
,
1691 path
[0] == '\0' ? "" : "/", de
->d_name
) == -1)
1692 return got_error_from_errno("asprintf");
1694 (*new_te
) = calloc(1, sizeof(**new_te
));
1695 if (*new_te
== NULL
)
1696 return got_error_from_errno("calloc");
1697 (*new_te
)->mode
= S_IFDIR
;
1698 if (strlcpy((*new_te
)->name
, de
->d_name
, sizeof((*new_te
)->name
)) >=
1699 sizeof((*new_te
)->name
)) {
1700 err
= got_error(GOT_ERR_NO_SPACE
);
1703 err
= write_tree(&id
, subdirpath
, ignores
, repo
,
1704 progress_cb
, progress_arg
);
1707 memcpy(&(*new_te
)->id
, id
, sizeof((*new_te
)->id
));
1719 static const struct got_error
*
1720 write_tree(struct got_object_id
**new_tree_id
, const char *path_dir
,
1721 struct got_pathlist_head
*ignores
, struct got_repository
*repo
,
1722 got_repo_import_cb progress_cb
, void *progress_arg
)
1724 const struct got_error
*err
= NULL
;
1728 struct got_tree_entry
*new_te
= NULL
;
1729 struct got_pathlist_head paths
;
1730 struct got_pathlist_entry
*pe
;
1732 *new_tree_id
= NULL
;
1736 dir
= opendir(path_dir
);
1738 err
= got_error_from_errno2("opendir", path_dir
);
1743 while ((de
= readdir(dir
)) != NULL
) {
1747 if (strcmp(de
->d_name
, ".") == 0 ||
1748 strcmp(de
->d_name
, "..") == 0)
1751 TAILQ_FOREACH(pe
, ignores
, entry
) {
1752 if (fnmatch(pe
->path
, de
->d_name
, 0) == 0) {
1760 err
= got_path_dirent_type(&type
, path_dir
, de
);
1764 if (type
== DT_DIR
) {
1765 err
= import_subdir(&new_te
, de
, path_dir
,
1766 ignores
, repo
, progress_cb
, progress_arg
);
1768 if (err
->code
!= GOT_ERR_NO_TREE_ENTRY
)
1773 } else if (type
== DT_REG
|| type
== DT_LNK
) {
1774 err
= import_file(&new_te
, de
, path_dir
, repo
);
1780 err
= insert_tree_entry(new_te
, &paths
);
1786 if (TAILQ_EMPTY(&paths
)) {
1787 err
= got_error_msg(GOT_ERR_NO_TREE_ENTRY
,
1788 "cannot create tree without any entries");
1792 TAILQ_FOREACH(pe
, &paths
, entry
) {
1793 struct got_tree_entry
*te
= pe
->data
;
1795 if (!S_ISREG(te
->mode
) && !S_ISLNK(te
->mode
))
1797 if (asprintf(&path
, "%s/%s", path_dir
, pe
->path
) == -1) {
1798 err
= got_error_from_errno("asprintf");
1801 err
= (*progress_cb
)(progress_arg
, path
);
1807 err
= got_object_tree_create(new_tree_id
, &paths
, nentries
, repo
);
1811 got_pathlist_free(&paths
);
1815 const struct got_error
*
1816 got_repo_import(struct got_object_id
**new_commit_id
, const char *path_dir
,
1817 const char *logmsg
, const char *author
, struct got_pathlist_head
*ignores
,
1818 struct got_repository
*repo
, got_repo_import_cb progress_cb
,
1821 const struct got_error
*err
;
1822 struct got_object_id
*new_tree_id
;
1824 err
= write_tree(&new_tree_id
, path_dir
, ignores
, repo
,
1825 progress_cb
, progress_arg
);
1829 err
= got_object_commit_create(new_commit_id
, new_tree_id
, NULL
, 0,
1830 author
, time(NULL
), author
, time(NULL
), logmsg
, repo
);
1835 const struct got_error
*
1836 got_repo_get_loose_object_info(int *nobjects
, off_t
*ondisk_size
,
1837 struct got_repository
*repo
)
1839 const struct got_error
*err
= NULL
;
1840 char *path_objects
= NULL
, *path
= NULL
;
1842 struct got_object_id id
;
1848 path_objects
= got_repo_get_path_objects(repo
);
1849 if (path_objects
== NULL
)
1850 return got_error_from_errno("got_repo_get_path_objects");
1852 for (i
= 0; i
<= 0xff; i
++) {
1853 struct dirent
*dent
;
1855 if (asprintf(&path
, "%s/%.2x", path_objects
, i
) == -1) {
1856 err
= got_error_from_errno("asprintf");
1860 dir
= opendir(path
);
1862 if (errno
== ENOENT
) {
1866 err
= got_error_from_errno2("opendir", path
);
1870 while ((dent
= readdir(dir
)) != NULL
) {
1875 if (strcmp(dent
->d_name
, ".") == 0 ||
1876 strcmp(dent
->d_name
, "..") == 0)
1879 if (asprintf(&id_str
, "%.2x%s", i
, dent
->d_name
) == -1) {
1880 err
= got_error_from_errno("asprintf");
1884 if (!got_parse_sha1_digest(id
.sha1
, id_str
)) {
1890 err
= got_object_open_loose_fd(&fd
, &id
, repo
);
1894 if (fstat(fd
, &sb
) == -1) {
1895 err
= got_error_from_errno("fstat");
1900 (*ondisk_size
) += sb
.st_size
;
1902 if (close(fd
) == -1) {
1903 err
= got_error_from_errno("close");
1908 if (closedir(dir
) != 0) {
1909 err
= got_error_from_errno("closedir");
1918 if (dir
&& closedir(dir
) != 0 && err
== NULL
)
1919 err
= got_error_from_errno("closedir");
1930 const struct got_error
*
1931 got_repo_get_packfile_info(int *npackfiles
, int *nobjects
,
1932 off_t
*total_packsize
, struct got_repository
*repo
)
1934 const struct got_error
*err
= NULL
;
1935 DIR *packdir
= NULL
;
1936 struct dirent
*dent
;
1937 struct got_packidx
*packidx
= NULL
;
1939 char *path_packfile
;
1945 *total_packsize
= 0;
1947 packdir_fd
= openat(got_repo_get_fd(repo
),
1948 GOT_OBJECTS_PACK_DIR
, O_DIRECTORY
);
1949 if (packdir_fd
== -1) {
1950 return got_error_from_errno_fmt("openat: %s/%s",
1951 got_repo_get_path_git_dir(repo
),
1952 GOT_OBJECTS_PACK_DIR
);
1955 packdir
= fdopendir(packdir_fd
);
1956 if (packdir
== NULL
) {
1957 err
= got_error_from_errno("fdopendir");
1961 while ((dent
= readdir(packdir
)) != NULL
) {
1962 if (!got_repo_is_packidx_filename(dent
->d_name
,
1963 strlen(dent
->d_name
)))
1966 if (asprintf(&path_packidx
, "%s/%s", GOT_OBJECTS_PACK_DIR
,
1967 dent
->d_name
) == -1) {
1968 err
= got_error_from_errno("asprintf");
1972 err
= got_packidx_open(&packidx
, got_repo_get_fd(repo
),
1978 if (fstat(packidx
->fd
, &sb
) == -1)
1980 *total_packsize
+= sb
.st_size
;
1982 err
= got_packidx_get_packfile_path(&path_packfile
,
1983 packidx
->path_packidx
);
1987 if (fstatat(got_repo_get_fd(repo
), path_packfile
, &sb
,
1989 free(path_packfile
);
1992 free(path_packfile
);
1993 *total_packsize
+= sb
.st_size
;
1995 *nobjects
+= be32toh(packidx
->hdr
.fanout_table
[0xff]);
1999 got_packidx_close(packidx
);
2004 got_packidx_close(packidx
);
2005 if (packdir
&& closedir(packdir
) != 0 && err
== NULL
)
2006 err
= got_error_from_errno("closedir");
2010 *total_packsize
= 0;