2 * Copyright (c) 2020-2022 Tracey Emery <tracey@traceyemery.net>
3 * Copyright (c) 2018, 2019 Stefan Sperling <stsp@openbsd.org>
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #include <sys/queue.h>
19 #include <sys/socket.h>
28 #include "got_error.h"
29 #include "got_object.h"
30 #include "got_reference.h"
31 #include "got_repository.h"
33 #include "got_cancel.h"
35 #include "got_commit_graph.h"
36 #include "got_blame.h"
37 #include "got_privsep.h"
39 #include "got_compat.h"
44 static const struct got_error *got_init_repo_commit(struct repo_commit **);
45 static const struct got_error *got_init_repo_tag(struct repo_tag **);
46 static const struct got_error *got_get_repo_commit(struct request *,
47 struct repo_commit *, struct got_commit_object *, struct got_reflist_head *,
48 struct got_object_id *);
49 static const struct got_error *got_gotweb_dupfd(int *, int *);
50 static const struct got_error *got_gotweb_openfile(FILE **, int *, int *);
51 static const struct got_error *got_gotweb_flushfile(FILE *, int);
52 static const struct got_error *got_gotweb_blame_cb(void *, int, int,
53 struct got_commit_object *,struct got_object_id *);
56 isbinary(const uint8_t *buf, size_t n)
58 return memchr(buf, '\0', n) != NULL;
62 static const struct got_error *
63 got_gotweb_flushfile(FILE *f, int fd)
65 if (fseek(f, 0, SEEK_SET) == -1)
66 return got_error_from_errno("fseek");
68 if (ftruncate(fd, 0) == -1)
69 return got_error_from_errno("ftruncate");
72 return got_error_from_errno("fsync");
74 if (f && fclose(f) == EOF)
75 return got_error_from_errno("fclose");
77 if (fd != -1 && close(fd) != -1)
78 return got_error_from_errno("close");
83 static const struct got_error *
84 got_gotweb_openfile(FILE **f, int *priv_fd, int *fd)
88 return got_error_from_errno("dup");
90 *f = fdopen(*fd, "w+");
93 return got_error(GOT_ERR_PRIVSEP_NO_FD);
99 static const struct got_error *
100 got_gotweb_dupfd(int *priv_fd, int *fd)
110 const struct got_error *
111 got_get_repo_owner(char **owner, struct request *c, char *dir)
113 struct server *srv = c->srv;
114 struct transport *t = c->t;
115 struct got_repository *repo = t->repo;
116 const char *gitconfig_owner;
120 if (srv->show_repo_owner == 0)
123 gitconfig_owner = got_repo_get_gitconfig_owner(repo);
124 if (gitconfig_owner) {
125 *owner = strdup(gitconfig_owner);
127 return got_error_from_errno("strdup");
131 return got_error_from_errno("strdup");
136 const struct got_error *
137 got_get_repo_age(char **repo_age, struct request *c, char *dir,
138 const char *refname, int ref_tm)
140 const struct got_error *error = NULL;
141 struct server *srv = c->srv;
142 struct transport *t = c->t;
143 struct got_repository *repo = t->repo;
144 struct got_commit_object *commit = NULL;
145 struct got_reflist_head refs;
146 struct got_reflist_entry *re;
147 time_t committer_time = 0, cmp_time = 0;
152 if (srv->show_repo_age == 0)
155 error = got_ref_list(&refs, repo, "refs/heads",
156 got_ref_cmp_by_name, NULL);
161 * Find the youngest branch tip in the repository, or the age of
162 * the a specific branch tip if a name was provided by the caller.
164 TAILQ_FOREACH(re, &refs, entry) {
165 struct got_object_id *id = NULL;
167 if (refname && strcmp(got_ref_get_name(re->ref), refname) != 0)
170 error = got_ref_resolve(&id, repo, re->ref);
174 error = got_object_open_as_commit(&commit, repo, id);
180 got_object_commit_get_committer_time(commit);
181 got_object_commit_close(commit);
182 if (cmp_time < committer_time)
183 cmp_time = committer_time;
190 committer_time = cmp_time;
191 error = gotweb_get_time_str(repo_age, committer_time, ref_tm);
194 got_ref_list_free(&refs);
198 static const struct got_error *
199 got_get_repo_commit(struct request *c, struct repo_commit *repo_commit,
200 struct got_commit_object *commit, struct got_reflist_head *refs,
201 struct got_object_id *id)
203 const struct got_error *error = NULL;
204 struct got_reflist_entry *re;
205 struct got_object_id *id2 = NULL;
206 struct got_object_qid *parent_id;
207 struct transport *t = c->t;
208 struct querystring *qs = c->t->qs;
209 char *commit_msg = NULL, *commit_msg0;
211 TAILQ_FOREACH(re, refs, entry) {
214 struct got_tag_object *tag = NULL;
215 struct got_object_id *ref_id;
218 if (got_ref_is_symbolic(re->ref))
221 name = got_ref_get_name(re->ref);
222 if (strncmp(name, "refs/", 5) == 0)
224 if (strncmp(name, "got/", 4) == 0)
226 if (strncmp(name, "heads/", 6) == 0)
228 if (strncmp(name, "remotes/", 8) == 0) {
230 if (strstr(name, "/" GOT_REF_HEAD) != NULL)
233 error = got_ref_resolve(&ref_id, t->repo, re->ref);
236 if (strncmp(name, "tags/", 5) == 0) {
237 error = got_object_open_as_tag(&tag, t->repo, ref_id);
239 if (error->code != GOT_ERR_OBJ_TYPE) {
244 * Ref points at something other
251 cmp = got_object_id_cmp(tag ?
252 got_object_tag_get_object_id(tag) : ref_id, id);
255 got_object_tag_close(tag);
258 s = repo_commit->refs_str;
259 if (asprintf(&repo_commit->refs_str, "%s%s%s", s ? s : "",
260 s ? ", " : "", name) == -1) {
261 error = got_error_from_errno("asprintf");
263 repo_commit->refs_str = NULL;
269 error = got_object_id_str(&repo_commit->commit_id, id);
273 error = got_object_id_str(&repo_commit->tree_id,
274 got_object_commit_get_tree_id(commit));
278 if (qs->action == DIFF) {
279 parent_id = STAILQ_FIRST(
280 got_object_commit_get_parent_ids(commit));
281 if (parent_id != NULL) {
282 id2 = got_object_id_dup(&parent_id->id);
283 error = got_object_id_str(&repo_commit->parent_id, id2);
288 repo_commit->parent_id = strdup("/dev/null");
289 if (repo_commit->parent_id == NULL) {
290 error = got_error_from_errno("strdup");
296 repo_commit->committer_time =
297 got_object_commit_get_committer_time(commit);
299 repo_commit->author =
300 strdup(got_object_commit_get_author(commit));
301 if (repo_commit->author == NULL) {
302 error = got_error_from_errno("strdup");
305 repo_commit->committer =
306 strdup(got_object_commit_get_committer(commit));
307 if (repo_commit->committer == NULL) {
308 error = got_error_from_errno("strdup");
311 error = got_object_commit_get_logmsg(&commit_msg0, commit);
315 commit_msg = commit_msg0;
316 while (*commit_msg == '\n')
319 repo_commit->commit_msg = strdup(commit_msg);
320 if (repo_commit->commit_msg == NULL)
321 error = got_error_from_errno("strdup");
326 const struct got_error *
327 got_get_repo_commits(struct request *c, int limit)
329 const struct got_error *error = NULL;
330 struct got_object_id *id = NULL;
331 struct got_commit_graph *graph = NULL;
332 struct got_commit_object *commit = NULL;
333 struct got_reflist_head refs;
334 struct got_reference *ref = NULL;
335 struct repo_commit *repo_commit = NULL;
336 struct server *srv = c->srv;
337 struct transport *t = c->t;
338 struct got_repository *repo = t->repo;
339 struct querystring *qs = t->qs;
340 struct repo_dir *repo_dir = t->repo_dir;
341 char *in_repo_path = NULL, *repo_path = NULL, *file_path = NULL;
342 int chk_next = 0, chk_multi = 0, commit_found = 0;
343 int obj_type, limit_chk = 0;
347 if (qs->file != NULL && strlen(qs->file) > 0)
348 if (asprintf(&file_path, "%s/%s", qs->folder ? qs->folder : "",
350 return got_error_from_errno("asprintf");
352 if (asprintf(&repo_path, "%s/%s", srv->repos_path,
353 repo_dir->name) == -1) {
354 error = got_error_from_errno("asprintf");
359 * XXX: jumping directly to a commit id via
360 * got_repo_match_object_id_prefix significantly improves performance,
361 * but does not allow us to create a PREVIOUS button, since commits can
362 * only be itereated forward. So, we have to match as we iterate from
365 if (qs->action == BRIEFS || qs->action == COMMITS ||
366 (qs->action == TREE && qs->commit == NULL)) {
367 error = got_ref_open(&ref, repo, qs->headref, 0);
371 error = got_ref_resolve(&id, repo, ref);
374 } else if (qs->commit != NULL) {
375 error = got_ref_open(&ref, repo, qs->commit, 0);
377 error = got_ref_resolve(&id, repo, ref);
380 error = got_object_get_type(&obj_type, repo, id);
383 if (obj_type == GOT_OBJ_TYPE_TAG) {
384 struct got_tag_object *tag;
385 error = got_object_open_as_tag(&tag, repo, id);
388 if (got_object_tag_get_object_type(tag) !=
389 GOT_OBJ_TYPE_COMMIT) {
390 got_object_tag_close(tag);
391 error = got_error(GOT_ERR_OBJ_TYPE);
395 id = got_object_id_dup(
396 got_object_tag_get_object_id(tag));
398 error = got_error_from_errno(
399 "got_object_id_dup");
400 got_object_tag_close(tag);
403 } else if (obj_type != GOT_OBJ_TYPE_COMMIT) {
404 error = got_error(GOT_ERR_OBJ_TYPE);
408 error = got_repo_match_object_id_prefix(&id, qs->commit,
409 GOT_OBJ_TYPE_COMMIT, repo);
414 error = got_repo_map_path(&in_repo_path, repo, repo_path);
418 error = got_ref_list(&refs, repo, NULL, got_ref_cmp_by_name, NULL);
422 if (qs->file != NULL && strlen(qs->file) > 0) {
423 error = got_commit_graph_open(&graph, file_path, 0);
427 error = got_commit_graph_open(&graph, in_repo_path, 0);
432 error = got_commit_graph_iter_start(graph, id, repo, NULL, NULL);
437 struct got_object_id next_id;
439 error = got_commit_graph_iter_next(&next_id, graph, repo, NULL,
442 if (error->code == GOT_ERR_ITER_COMPLETED)
447 error = got_object_open_as_commit(&commit, repo, &next_id);
451 error = got_ref_list(&refs, repo, NULL, got_ref_cmp_by_name,
456 error = got_init_repo_commit(&repo_commit);
460 error = got_get_repo_commit(c, repo_commit, commit,
463 gotweb_free_repo_commit(repo_commit);
467 if (limit_chk == ((limit * qs->page) - limit) &&
468 commit_found == 0 && repo_commit->commit_id != NULL) {
469 t->prev_id = strdup(repo_commit->commit_id);
470 if (t->prev_id == NULL) {
471 error = got_error_from_errno("strdup");
472 gotweb_free_repo_commit(repo_commit);
477 if (qs->commit != NULL && commit_found == 0 && limit != 1) {
478 if (strcmp(qs->commit, repo_commit->commit_id) == 0)
480 else if (qs->file != NULL && strlen(qs->file) > 0 &&
484 gotweb_free_repo_commit(repo_commit);
490 TAILQ_INSERT_TAIL(&t->repo_commits, repo_commit, entry);
492 if (limit == 1 && chk_multi == 0 &&
493 srv->max_commits_display != 1)
499 * check for one more commit before breaking,
500 * so we know whether to navigate through briefs
501 * commits and summary
503 if (chk_next && (qs->action == BRIEFS ||
504 qs->action == COMMITS || qs->action == SUMMARY)) {
505 t->next_id = strdup(repo_commit->commit_id);
506 if (t->next_id == NULL) {
507 error = got_error_from_errno("strdup");
511 got_object_commit_close(commit);
514 TAILQ_REMOVE(&t->repo_commits, repo_commit,
516 gotweb_free_repo_commit(repo_commit);
520 got_ref_list_free(&refs);
521 if (error || (limit && --limit == 0)) {
522 if (commit_found || (qs->file != NULL &&
523 strlen(qs->file) > 0))
529 got_object_commit_close(commit);
537 got_object_commit_close(commit);
539 got_commit_graph_close(graph);
540 got_ref_list_free(&refs);
548 const struct got_error *
549 got_get_repo_tags(struct request *c, int limit)
551 const struct got_error *error = NULL;
552 struct got_object_id *id = NULL;
553 struct got_commit_object *commit = NULL;
554 struct got_reflist_head refs;
555 struct got_reference *ref;
556 struct got_reflist_entry *re;
557 struct server *srv = c->srv;
558 struct transport *t = c->t;
559 struct got_repository *repo = t->repo;
560 struct querystring *qs = t->qs;
561 struct repo_dir *repo_dir = t->repo_dir;
562 struct got_tag_object *tag = NULL;
563 struct repo_tag *rt = NULL, *trt = NULL;
564 char *in_repo_path = NULL, *repo_path = NULL, *id_str = NULL;
565 char *tag_commit = NULL, *tag_commit0 = NULL;
566 char *commit_msg = NULL, *commit_msg0 = NULL;
567 int chk_next = 0, chk_multi = 1, commit_found = 0, c_cnt = 0;
571 if (asprintf(&repo_path, "%s/%s", srv->repos_path,
572 repo_dir->name) == -1)
573 return got_error_from_errno("asprintf");
575 if (qs->commit == NULL && qs->action == TAGS) {
576 error = got_ref_open(&ref, repo, qs->headref, 0);
579 error = got_ref_resolve(&id, repo, ref);
583 } else if (qs->commit == NULL && qs->action == TAG) {
584 error = got_error_msg(GOT_ERR_EOF, "commit id missing");
587 error = got_repo_match_object_id_prefix(&id, qs->commit,
588 GOT_OBJ_TYPE_COMMIT, repo);
593 if (qs->action != SUMMARY && qs->action != TAGS) {
594 error = got_object_open_as_commit(&commit, repo, id);
597 error = got_object_commit_get_logmsg(&commit_msg0, commit);
601 got_object_commit_close(commit);
606 error = got_repo_map_path(&in_repo_path, repo, repo_path);
610 error = got_ref_list(&refs, repo, "refs/tags", got_ref_cmp_tags,
619 * XXX: again, see previous message about caching
622 TAILQ_FOREACH(re, &refs, entry) {
623 struct repo_tag *new_repo_tag = NULL;
624 error = got_init_repo_tag(&new_repo_tag);
628 TAILQ_INSERT_TAIL(&t->repo_tags, new_repo_tag, entry);
630 new_repo_tag->tag_name = strdup(got_ref_get_name(re->ref));
631 if (new_repo_tag->tag_name == NULL) {
632 error = got_error_from_errno("strdup");
642 error = got_ref_resolve(&id, repo, re->ref);
647 got_object_tag_close(tag);
648 error = got_object_open_as_tag(&tag, repo, id);
650 if (error->code != GOT_ERR_OBJ_TYPE)
652 /* "lightweight" tag */
653 error = got_object_open_as_commit(&commit, repo, id);
656 new_repo_tag->tagger =
657 strdup(got_object_commit_get_committer(commit));
658 if (new_repo_tag->tagger == NULL) {
659 error = got_error_from_errno("strdup");
662 new_repo_tag->tagger_time =
663 got_object_commit_get_committer_time(commit);
664 error = got_object_id_str(&id_str, id);
668 new_repo_tag->tagger =
669 strdup(got_object_tag_get_tagger(tag));
670 if (new_repo_tag->tagger == NULL) {
671 error = got_error_from_errno("strdup");
674 new_repo_tag->tagger_time =
675 got_object_tag_get_tagger_time(tag);
676 error = got_object_id_str(&id_str,
677 got_object_tag_get_object_id(tag));
682 new_repo_tag->commit_id = strdup(id_str);
683 if (new_repo_tag->commit_id == NULL)
686 if (commit_found == 0 && qs->commit != NULL &&
687 strncmp(id_str, qs->commit, strlen(id_str)) != 0)
695 * check for one more commit before breaking,
696 * so we know whether to navigate through briefs
697 * commits and summary
700 t->next_id = strdup(new_repo_tag->commit_id);
701 if (t->next_id == NULL) {
702 error = got_error_from_errno("strdup");
706 got_object_commit_close(commit);
709 TAILQ_REMOVE(&t->repo_tags, new_repo_tag, entry);
710 gotweb_free_repo_tag(new_repo_tag);
715 error = got_object_commit_get_logmsg(&tag_commit0,
719 got_object_commit_close(commit);
722 tag_commit0 = strdup(got_object_tag_get_message(tag));
723 if (tag_commit0 == NULL) {
724 error = got_error_from_errno("strdup");
729 tag_commit = tag_commit0;
730 while (*tag_commit == '\n')
732 new_repo_tag->tag_commit = strdup(tag_commit);
733 if (new_repo_tag->tag_commit == NULL) {
734 error = got_error_from_errno("strdup");
740 if (qs->action != SUMMARY && qs->action != TAGS) {
741 commit_msg = commit_msg0;
742 while (*commit_msg == '\n')
745 new_repo_tag->commit_msg = strdup(commit_msg);
746 if (new_repo_tag->commit_msg == NULL) {
747 error = got_error_from_errno("strdup");
752 if (limit && --limit == 0) {
761 * we have tailq populated, so find previous commit id
762 * for navigation through briefs and commits
764 if (t->tag_count == 0) {
765 TAILQ_FOREACH_SAFE(rt, &t->repo_tags, entry, trt) {
766 TAILQ_REMOVE(&t->repo_tags, rt, entry);
767 gotweb_free_repo_tag(rt);
770 if (t->tag_count > 0 && t->prev_id == NULL && qs->commit != NULL) {
772 TAILQ_FOREACH_REVERSE(rt, &t->repo_tags, repo_tags_head,
774 if (commit_found == 0 && rt->commit_id != NULL &&
775 strcmp(qs->commit, rt->commit_id) != 0) {
779 if (c_cnt == srv->max_commits_display ||
780 rt == TAILQ_FIRST(&t->repo_tags)) {
781 t->prev_id = strdup(rt->commit_id);
782 if (t->prev_id == NULL)
783 error = got_error_from_errno("strdup");
791 got_object_commit_close(commit);
793 got_object_tag_close(tag);
794 got_ref_list_free(&refs);
803 const struct got_error *
804 got_output_repo_tree(struct request *c)
806 const struct got_error *error = NULL;
807 struct transport *t = c->t;
808 struct got_commit_object *commit = NULL;
809 struct got_repository *repo = t->repo;
810 struct querystring *qs = t->qs;
811 struct repo_commit *rc = NULL;
812 struct got_object_id *tree_id = NULL, *commit_id = NULL;
813 struct got_reflist_head refs;
814 struct got_tree_object *tree = NULL;
815 struct repo_dir *repo_dir = t->repo_dir;
816 const char *name, *folder;
817 char *escaped_name = NULL, *path = NULL;
822 rc = TAILQ_FIRST(&t->repo_commits);
824 if (qs->folder != NULL) {
825 path = strdup(qs->folder);
827 error = got_error_from_errno("strdup");
831 error = got_repo_map_path(&path, repo, repo_dir->path);
836 error = got_repo_match_object_id(&commit_id, NULL, rc->commit_id,
837 GOT_OBJ_TYPE_COMMIT, &refs, repo);
841 error = got_object_open_as_commit(&commit, repo, commit_id);
845 error = got_object_id_by_path(&tree_id, repo, commit, path);
849 error = got_object_open_as_tree(&tree, repo, tree_id);
853 nentries = got_object_tree_get_nentries(tree);
855 folder = qs->folder ? qs->folder : "";
857 for (i = 0; i < nentries; i++) {
859 struct got_tree_entry *te;
862 te = got_object_tree_get_entry(tree, i);
864 mode = got_tree_entry_get_mode(te);
865 if (got_object_tree_entry_is_submodule(te))
867 else if (S_ISLNK(mode))
869 else if (S_ISDIR(mode))
871 else if (mode & S_IXUSR)
876 name = got_tree_entry_get_name(te);
877 error = gotweb_escape_html(&escaped_name, name);
882 struct gotweb_url url = {
886 .commit = rc->commit_id,
888 /* `folder' is filled later */
892 if (fcgi_printf(c,"<div class='tree_wrapper'>\n"
893 "<div class='tree_line'>") == -1)
896 if (asprintf(&path, "%s/%s", folder, name) == -1) {
897 error = got_error_from_errno("asprintf");
901 r = gotweb_link(c, &url, "%s%s", escaped_name,
907 if (fcgi_printf(c, "</div>\n" /* .tree_line */
908 "<div class='tree_line_blank'> </div>\n"
912 struct gotweb_url url = {
916 .commit = rc->commit_id,
921 if (fcgi_printf(c, "<div class='tree_wrapper'>\n"
922 "<div class='tree_line'>") == -1)
926 r = gotweb_link(c, &url, "%s%s", escaped_name,
931 if (fcgi_printf(c, "</div>\n" /* .tree_line */
932 "<div class='tree_line_blank'>") == -1)
935 url.action = COMMITS;
936 r = gotweb_link(c, &url, "commits");
940 if (fcgi_printf(c, " | ") == -1)
944 r = gotweb_link(c, &url, "blame");
949 "</div>\n" /* .tree_line_blank */
950 "</div>\n") == -1) /* .tree_wrapper */
959 got_ref_list_free(&refs);
961 got_object_commit_close(commit);
963 got_object_tree_close(tree);
969 const struct got_error *
970 got_output_file_blob(struct request *c)
972 const struct got_error *error = NULL;
973 struct transport *t = c->t;
974 struct got_repository *repo = t->repo;
975 struct querystring *qs = c->t->qs;
976 struct got_commit_object *commit = NULL;
977 struct got_object_id *commit_id = NULL;
978 struct got_reflist_head refs;
979 struct got_blob_object *blob = NULL;
980 char *path = NULL, *in_repo_path = NULL;
981 int obj_type, set_mime = 0, fd = -1;
987 if (asprintf(&path, "%s%s%s", qs->folder ? qs->folder : "",
988 qs->folder ? "/" : "", qs->file) == -1) {
989 error = got_error_from_errno("asprintf");
993 error = got_repo_map_path(&in_repo_path, repo, path);
997 error = got_repo_match_object_id(&commit_id, NULL, qs->commit,
998 GOT_OBJ_TYPE_COMMIT, &refs, repo);
1002 error = got_object_open_as_commit(&commit, repo, commit_id);
1006 error = got_object_id_by_path(&commit_id, repo, commit, in_repo_path);
1010 if (commit_id == NULL) {
1011 error = got_error(GOT_ERR_NO_OBJ);
1015 error = got_object_get_type(&obj_type, repo, commit_id);
1019 if (obj_type != GOT_OBJ_TYPE_BLOB) {
1020 error = got_error(GOT_ERR_OBJ_TYPE);
1024 error = got_gotweb_dupfd(&c->priv_fd[BLOB_FD_1], &fd);
1028 error = got_object_open_as_blob(&blob, repo, commit_id, BUF, fd);
1031 hdrlen = got_object_blob_get_hdrlen(blob);
1033 error = got_object_blob_read_block(&len, blob);
1036 buf = got_object_blob_get_read_buf(blob);
1039 * Skip blob object header first time around,
1040 * which also contains a zero byte.
1043 if (set_mime == 0) {
1044 if (isbinary(buf, len - hdrlen)) {
1045 error = gotweb_render_content_type_file(c,
1046 "application/octet-stream",
1049 log_warnx("%s: %s", __func__,
1054 error = gotweb_render_content_type(c,
1057 log_warnx("%s: %s", __func__,
1064 fcgi_gen_binary_response(c, buf, len - hdrlen);
1070 got_object_commit_close(commit);
1071 if (fd != -1 && close(fd) == -1 && error == NULL)
1072 error = got_error_from_errno("close");
1074 got_object_blob_close(blob);
1085 char datebuf[11]; /* YYYY-MM-DD + NUL */
1088 struct blame_cb_args {
1089 struct blame_line *lines;
1093 off_t *line_offsets;
1095 struct got_repository *repo;
1099 static const struct got_error *
1100 got_gotweb_blame_cb(void *arg, int nlines, int lineno,
1101 struct got_commit_object *commit, struct got_object_id *id)
1103 const struct got_error *err = NULL;
1104 struct blame_cb_args *a = arg;
1105 struct blame_line *bline;
1106 struct request *c = a->c;
1107 struct transport *t = c->t;
1108 struct repo_dir *repo_dir = t->repo_dir;
1109 char *line = NULL, *eline = NULL;
1110 size_t linesize = 0;
1113 time_t committer_time;
1116 if (nlines != a->nlines ||
1117 (lineno != -1 && lineno < 1) || lineno > a->nlines)
1118 return got_error(GOT_ERR_RANGE);
1121 return NULL; /* no change in this commit */
1123 /* Annotate this line. */
1124 bline = &a->lines[lineno - 1];
1125 if (bline->annotated)
1127 err = got_object_id_str(&bline->id_str, id);
1131 bline->committer = strdup(got_object_commit_get_committer(commit));
1132 if (bline->committer == NULL) {
1133 err = got_error_from_errno("strdup");
1137 committer_time = got_object_commit_get_committer_time(commit);
1138 if (gmtime_r(&committer_time, &tm) == NULL)
1139 return got_error_from_errno("gmtime_r");
1140 if (strftime(bline->datebuf, sizeof(bline->datebuf), "%G-%m-%d",
1142 err = got_error(GOT_ERR_NO_SPACE);
1145 bline->annotated = 1;
1147 /* Print lines annotated so far. */
1148 bline = &a->lines[a->lineno_cur - 1];
1149 if (!bline->annotated)
1152 offset = a->line_offsets[a->lineno_cur - 1];
1153 if (fseeko(a->f, offset, SEEK_SET) == -1) {
1154 err = got_error_from_errno("fseeko");
1158 while (a->lineno_cur <= a->nlines && bline->annotated) {
1159 char *smallerthan, *at, *nl, *committer;
1162 if (getline(&line, &linesize, a->f) == -1) {
1164 err = got_error_from_errno("getline");
1168 committer = bline->committer;
1169 smallerthan = strchr(committer, '<');
1170 if (smallerthan && smallerthan[1] != '\0')
1171 committer = smallerthan + 1;
1172 at = strchr(committer, '@');
1175 len = strlen(committer);
1177 committer[8] = '\0';
1179 nl = strchr(line, '\n');
1183 err = gotweb_escape_html(&eline, line);
1187 if (fcgi_printf(c, "<div class='blame_wrapper'>"
1188 "<div class='blame_number'>%.*d</div>"
1189 "<div class='blame_hash'>",
1190 a->nlines_prec, a->lineno_cur) == -1)
1193 r = gotweb_link(c, &(struct gotweb_url){
1197 .path = repo_dir->name,
1198 .commit = bline->id_str,
1199 }, "%.8s", bline->id_str);
1205 "<div class='blame_date'>%s</div>"
1206 "<div class='blame_author'>%s</div>"
1207 "<div class='blame_code'>%s</div>"
1208 "</div>", /* .blame_wrapper */
1216 bline = &a->lines[a->lineno_cur - 1];
1227 const struct got_error *
1228 got_output_file_blame(struct request *c)
1230 const struct got_error *error = NULL;
1231 struct transport *t = c->t;
1232 struct got_repository *repo = t->repo;
1233 struct querystring *qs = c->t->qs;
1234 struct got_object_id *obj_id = NULL, *commit_id = NULL;
1235 struct got_commit_object *commit = NULL;
1236 struct got_reflist_head refs;
1237 struct got_blob_object *blob = NULL;
1238 char *path = NULL, *in_repo_path = NULL;
1239 struct blame_cb_args bca;
1240 int i, obj_type, fd1 = -1, fd2 = -1, fd3 = -1, fd4 = -1, fd5 = -1;
1243 FILE *f1 = NULL, *f2 = NULL;
1249 if (asprintf(&path, "%s%s%s", qs->folder ? qs->folder : "",
1250 qs->folder ? "/" : "", qs->file) == -1) {
1251 error = got_error_from_errno("asprintf");
1255 error = got_repo_map_path(&in_repo_path, repo, path);
1259 error = got_repo_match_object_id(&commit_id, NULL, qs->commit,
1260 GOT_OBJ_TYPE_COMMIT, &refs, repo);
1264 error = got_object_open_as_commit(&commit, repo, commit_id);
1268 error = got_object_id_by_path(&obj_id, repo, commit, in_repo_path);
1272 error = got_object_get_type(&obj_type, repo, obj_id);
1276 if (obj_type != GOT_OBJ_TYPE_BLOB) {
1277 error = got_error(GOT_ERR_OBJ_TYPE);
1281 error = got_gotweb_openfile(&bca.f, &c->priv_fd[BLAME_FD_1], &fd1);
1285 error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_2], &fd2);
1289 error = got_object_open_as_blob(&blob, repo, obj_id, BUF, fd2);
1293 error = got_object_blob_dump_to_file(&filesize, &bca.nlines,
1294 &bca.line_offsets, bca.f, blob);
1295 if (error || bca.nlines == 0)
1298 /* Don't include \n at EOF in the blame line count. */
1299 if (bca.line_offsets[bca.nlines - 1] == filesize)
1302 bca.lines = calloc(bca.nlines, sizeof(*bca.lines));
1303 if (bca.lines == NULL) {
1304 error = got_error_from_errno("calloc");
1308 bca.nlines_prec = 0;
1317 error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_3], &fd3);
1321 error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_4], &fd4);
1325 error = got_gotweb_openfile(&f1, &c->priv_fd[BLAME_FD_5], &fd5);
1329 error = got_gotweb_openfile(&f2, &c->priv_fd[BLAME_FD_6], &fd6);
1333 error = got_blame(in_repo_path, commit_id, repo,
1334 GOT_DIFF_ALGORITHM_MYERS, got_gotweb_blame_cb, &bca, NULL, NULL,
1339 free(bca.line_offsets);
1340 for (i = 0; i < bca.nlines; i++) {
1341 struct blame_line *bline = &bca.lines[i];
1342 free(bline->id_str);
1343 free(bline->committer);
1347 if (fd2 != -1 && close(fd2) == -1 && error == NULL)
1348 error = got_error_from_errno("close");
1349 if (fd3 != -1 && close(fd3) == -1 && error == NULL)
1350 error = got_error_from_errno("close");
1351 if (fd4 != -1 && close(fd4) == -1 && error == NULL)
1352 error = got_error_from_errno("close");
1354 const struct got_error *bca_err =
1355 got_gotweb_flushfile(bca.f, fd1);
1360 const struct got_error *f1_err =
1361 got_gotweb_flushfile(f1, fd5);
1366 const struct got_error *f2_err =
1367 got_gotweb_flushfile(f2, fd6);
1372 got_object_commit_close(commit);
1374 got_object_blob_close(blob);
1379 got_ref_list_free(&refs);
1383 const struct got_error *
1384 got_output_repo_diff(struct request *c)
1386 const struct got_error *error = NULL;
1387 struct transport *t = c->t;
1388 struct got_repository *repo = t->repo;
1389 struct repo_commit *rc = NULL;
1390 struct got_object_id *id1 = NULL, *id2 = NULL;
1391 struct got_reflist_head refs;
1392 FILE *f1 = NULL, *f2 = NULL, *f3 = NULL;
1393 char *label1 = NULL, *label2 = NULL, *line = NULL;
1394 char *newline, *eline = NULL, *color = NULL;
1395 int obj_type, fd1, fd2, fd3, fd4 = -1, fd5 = -1;
1396 size_t linesize = 0;
1402 error = got_gotweb_openfile(&f1, &c->priv_fd[DIFF_FD_1], &fd1);
1406 error = got_gotweb_openfile(&f2, &c->priv_fd[DIFF_FD_2], &fd2);
1410 error = got_gotweb_openfile(&f3, &c->priv_fd[DIFF_FD_3], &fd3);
1414 rc = TAILQ_FIRST(&t->repo_commits);
1416 if (rc->parent_id != NULL &&
1417 strncmp(rc->parent_id, "/dev/null", 9) != 0) {
1418 error = got_repo_match_object_id(&id1, &label1,
1419 rc->parent_id, GOT_OBJ_TYPE_ANY,
1425 error = got_repo_match_object_id(&id2, &label2, rc->commit_id,
1426 GOT_OBJ_TYPE_ANY, &refs, repo);
1430 error = got_object_get_type(&obj_type, repo, id2);
1434 error = got_gotweb_dupfd(&c->priv_fd[DIFF_FD_4], &fd4);
1438 error = got_gotweb_dupfd(&c->priv_fd[DIFF_FD_5], &fd5);
1443 case GOT_OBJ_TYPE_BLOB:
1444 error = got_diff_objects_as_blobs(NULL, NULL, f1, f2, fd4, fd5,
1445 id1, id2, NULL, NULL, GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1448 case GOT_OBJ_TYPE_TREE:
1449 error = got_diff_objects_as_trees(NULL, NULL, f1, f2, fd4, fd5,
1450 id1, id2, NULL, "", "", GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1453 case GOT_OBJ_TYPE_COMMIT:
1454 error = got_diff_objects_as_commits(NULL, NULL, f1, f2, fd4,
1455 fd5, id1, id2, NULL, GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1459 error = got_error(GOT_ERR_OBJ_TYPE);
1464 if (fseek(f1, 0, SEEK_SET) == -1) {
1465 error = got_ferror(f1, GOT_ERR_IO);
1469 if (fseek(f2, 0, SEEK_SET) == -1) {
1470 error = got_ferror(f2, GOT_ERR_IO);
1474 if (fseek(f3, 0, SEEK_SET) == -1) {
1475 error = got_ferror(f3, GOT_ERR_IO);
1479 while ((linelen = getline(&line, &linesize, f3)) != -1) {
1480 if (strncmp(line, "-", 1) == 0) {
1481 color = strdup("diff_minus");
1482 if (color == NULL) {
1483 error = got_error_from_errno("strdup");
1486 } else if (strncmp(line, "+", 1) == 0) {
1487 color = strdup("diff_plus");
1488 if (color == NULL) {
1489 error = got_error_from_errno("strdup");
1492 } else if (strncmp(line, "@@", 2) == 0) {
1493 color = strdup("diff_chunk_header");
1494 if (color == NULL) {
1495 error = got_error_from_errno("strdup");
1498 } else if (strncmp(line, "@@", 2) == 0) {
1499 color = strdup("diff_chunk_header");
1500 if (color == NULL) {
1501 error = got_error_from_errno("strdup");
1504 } else if (strncmp(line, "commit +", 8) == 0) {
1505 color = strdup("diff_meta");
1506 if (color == NULL) {
1507 error = got_error_from_errno("strdup");
1510 } else if (strncmp(line, "commit -", 8) == 0) {
1511 color = strdup("diff_meta");
1512 if (color == NULL) {
1513 error = got_error_from_errno("strdup");
1516 } else if (strncmp(line, "blob +", 6) == 0) {
1517 color = strdup("diff_meta");
1518 if (color == NULL) {
1519 error = got_error_from_errno("strdup");
1522 } else if (strncmp(line, "blob -", 6) == 0) {
1523 color = strdup("diff_meta");
1524 if (color == NULL) {
1525 error = got_error_from_errno("strdup");
1528 } else if (strncmp(line, "file +", 6) == 0) {
1529 color = strdup("diff_meta");
1530 if (color == NULL) {
1531 error = got_error_from_errno("strdup");
1534 } else if (strncmp(line, "file -", 6) == 0) {
1535 color = strdup("diff_meta");
1536 if (color == NULL) {
1537 error = got_error_from_errno("strdup");
1540 } else if (strncmp(line, "from:", 5) == 0) {
1541 color = strdup("diff_author");
1542 if (color == NULL) {
1543 error = got_error_from_errno("strdup");
1546 } else if (strncmp(line, "via:", 4) == 0) {
1547 color = strdup("diff_author");
1548 if (color == NULL) {
1549 error = got_error_from_errno("strdup");
1552 } else if (strncmp(line, "date:", 5) == 0) {
1553 color = strdup("diff_date");
1554 if (color == NULL) {
1555 error = got_error_from_errno("strdup");
1560 newline = strchr(line, '\n');
1564 error = gotweb_escape_html(&eline, line);
1568 fcgi_printf(c, "<div class='diff_line %s'>%s</div>\n",
1569 color ? color : "", eline);
1574 wrlen = wrlen + linelen;
1578 if (linelen == -1 && ferror(f3))
1579 error = got_error_from_errno("getline");
1582 if (fd4 != -1 && close(fd4) == -1 && error == NULL)
1583 error = got_error_from_errno("close");
1584 if (fd5 != -1 && close(fd5) == -1 && error == NULL)
1585 error = got_error_from_errno("close");
1587 const struct got_error *f1_err =
1588 got_gotweb_flushfile(f1, fd1);
1593 const struct got_error *f2_err =
1594 got_gotweb_flushfile(f2, fd2);
1599 const struct got_error *f3_err =
1600 got_gotweb_flushfile(f3, fd3);
1604 got_ref_list_free(&refs);
1614 static const struct got_error *
1615 got_init_repo_commit(struct repo_commit **rc)
1617 *rc = calloc(1, sizeof(**rc));
1619 return got_error_from_errno2("%s: calloc", __func__);
1622 (*rc)->refs_str = NULL;
1623 (*rc)->commit_id = NULL;
1624 (*rc)->committer = NULL;
1625 (*rc)->author = NULL;
1626 (*rc)->parent_id = NULL;
1627 (*rc)->tree_id = NULL;
1628 (*rc)->commit_msg = NULL;
1633 static const struct got_error *
1634 got_init_repo_tag(struct repo_tag **rt)
1636 *rt = calloc(1, sizeof(**rt));
1638 return got_error_from_errno2("%s: calloc", __func__);
1640 (*rt)->commit_id = NULL;
1641 (*rt)->tag_name = NULL;
1642 (*rt)->tag_commit = NULL;
1643 (*rt)->commit_msg = NULL;
1644 (*rt)->tagger = NULL;