3 #include "run-command.h"
5 #include "fetch-pack.h"
16 * We copy packed-refs and refs/ into a temporary file, then read the
17 * loose refs recursively (sorting whenever possible), and then inserting
18 * those packed refs that are not yet in the list (not validating, but
19 * assuming that the file is sorted).
21 * Appears refactoring this from refs.c is too cumbersome.
24 static int str_cmp(const void *a
, const void *b
)
29 return strcmp(s1
, s2
);
32 /* path->buf + name_offset is expected to point to "refs/" */
34 static int read_loose_refs(struct strbuf
*path
, int name_offset
,
37 DIR *dir
= opendir(path
->buf
);
48 memset (&list
, 0, sizeof(list
));
50 while ((de
= readdir(dir
))) {
51 if (is_dot_or_dotdot(de
->d_name
))
53 ALLOC_GROW(list
.entries
, list
.nr
+ 1, list
.alloc
);
54 list
.entries
[list
.nr
++] = xstrdup(de
->d_name
);
60 qsort(list
.entries
, list
.nr
, sizeof(char *), str_cmp
);
63 strbuf_addch(path
, '/');
65 for (i
= 0; i
< list
.nr
; i
++, strbuf_setlen(path
, pathlen
+ 1)) {
66 strbuf_addstr(path
, list
.entries
[i
]);
67 if (read_loose_refs(path
, name_offset
, tail
)) {
68 int fd
= open(path
->buf
, O_RDONLY
);
74 next
= alloc_ref(path
->buf
+ name_offset
);
75 if (read_in_full(fd
, buffer
, 40) != 40 ||
76 get_sha1_hex(buffer
, next
->old_sha1
)) {
86 strbuf_setlen(path
, pathlen
);
88 for (i
= 0; i
< list
.nr
; i
++)
89 free(list
.entries
[i
]);
95 /* insert the packed refs for which no loose refs were found */
97 static void insert_packed_refs(const char *packed_refs
, struct ref
**list
)
99 FILE *f
= fopen(packed_refs
, "r");
100 static char buffer
[PATH_MAX
];
108 if (!fgets(buffer
, sizeof(buffer
), f
)) {
113 if (hexval(buffer
[0]) > 0xf)
115 len
= strlen(buffer
);
116 if (len
&& buffer
[len
- 1] == '\n')
117 buffer
[--len
] = '\0';
120 while ((*list
)->next
&&
121 (cmp
= strcmp(buffer
+ 41,
122 (*list
)->next
->name
)) > 0)
123 list
= &(*list
)->next
;
124 if (!(*list
)->next
|| cmp
< 0) {
125 struct ref
*next
= alloc_ref(buffer
+ 41);
127 if (get_sha1_hex(buffer
, next
->old_sha1
)) {
128 warning ("invalid SHA-1: %s", buffer
);
132 next
->next
= (*list
)->next
;
133 (*list
)->next
= next
;
134 list
= &(*list
)->next
;
139 static void set_upstreams(struct transport
*transport
, struct ref
*refs
,
143 for (ref
= refs
; ref
; ref
= ref
->next
) {
144 const char *localname
;
146 const char *remotename
;
147 unsigned char sha
[20];
150 * Check suitability for tracking. Must be successful /
151 * already up-to-date ref create/modify (not delete).
153 if (ref
->status
!= REF_STATUS_OK
&&
154 ref
->status
!= REF_STATUS_UPTODATE
)
158 if (!ref
->new_sha1
|| is_null_sha1(ref
->new_sha1
))
161 /* Follow symbolic refs (mainly for HEAD). */
162 localname
= ref
->peer_ref
->name
;
163 remotename
= ref
->name
;
164 tmp
= resolve_ref(localname
, sha
, 1, &flag
);
165 if (tmp
&& flag
& REF_ISSYMREF
&&
166 !prefixcmp(tmp
, "refs/heads/"))
169 /* Both source and destination must be local branches. */
170 if (!localname
|| prefixcmp(localname
, "refs/heads/"))
172 if (!remotename
|| prefixcmp(remotename
, "refs/heads/"))
176 install_branch_config(BRANCH_CONFIG_VERBOSE
,
177 localname
+ 11, transport
->remote
->name
,
180 printf("Would set upstream of '%s' to '%s' of '%s'\n",
181 localname
+ 11, remotename
+ 11,
182 transport
->remote
->name
);
186 static const char *rsync_url(const char *url
)
188 return prefixcmp(url
, "rsync://") ? skip_prefix(url
, "rsync:") : url
;
191 static struct ref
*get_refs_via_rsync(struct transport
*transport
, int for_push
)
193 struct strbuf buf
= STRBUF_INIT
, temp_dir
= STRBUF_INIT
;
194 struct ref dummy
= {0}, *tail
= &dummy
;
195 struct child_process rsync
;
202 /* copy the refs to the temporary directory */
204 strbuf_addstr(&temp_dir
, git_path("rsync-refs-XXXXXX"));
205 if (!mkdtemp(temp_dir
.buf
))
206 die_errno ("Could not make temporary directory");
207 temp_dir_len
= temp_dir
.len
;
209 strbuf_addstr(&buf
, rsync_url(transport
->url
));
210 strbuf_addstr(&buf
, "/refs");
212 memset(&rsync
, 0, sizeof(rsync
));
214 rsync
.stdout_to_stderr
= 1;
216 args
[1] = (transport
->verbose
> 0) ? "-rv" : "-r";
218 args
[3] = temp_dir
.buf
;
221 if (run_command(&rsync
))
222 die ("Could not run rsync to get refs");
225 strbuf_addstr(&buf
, rsync_url(transport
->url
));
226 strbuf_addstr(&buf
, "/packed-refs");
230 if (run_command(&rsync
))
231 die ("Could not run rsync to get refs");
233 /* read the copied refs */
235 strbuf_addstr(&temp_dir
, "/refs");
236 read_loose_refs(&temp_dir
, temp_dir_len
+ 1, &tail
);
237 strbuf_setlen(&temp_dir
, temp_dir_len
);
240 strbuf_addstr(&temp_dir
, "/packed-refs");
241 insert_packed_refs(temp_dir
.buf
, &tail
);
242 strbuf_setlen(&temp_dir
, temp_dir_len
);
244 if (remove_dir_recursively(&temp_dir
, 0))
245 warning ("Error removing temporary directory %s.",
248 strbuf_release(&buf
);
249 strbuf_release(&temp_dir
);
254 static int fetch_objs_via_rsync(struct transport
*transport
,
255 int nr_objs
, struct ref
**to_fetch
)
257 struct strbuf buf
= STRBUF_INIT
;
258 struct child_process rsync
;
262 strbuf_addstr(&buf
, rsync_url(transport
->url
));
263 strbuf_addstr(&buf
, "/objects/");
265 memset(&rsync
, 0, sizeof(rsync
));
267 rsync
.stdout_to_stderr
= 1;
269 args
[1] = (transport
->verbose
> 0) ? "-rv" : "-r";
270 args
[2] = "--ignore-existing";
271 args
[3] = "--exclude";
274 args
[6] = get_object_directory();
277 /* NEEDSWORK: handle one level of alternates */
278 result
= run_command(&rsync
);
280 strbuf_release(&buf
);
285 static int write_one_ref(const char *name
, const unsigned char *sha1
,
286 int flags
, void *data
)
288 struct strbuf
*buf
= data
;
292 /* when called via for_each_ref(), flags is non-zero */
293 if (flags
&& prefixcmp(name
, "refs/heads/") &&
294 prefixcmp(name
, "refs/tags/"))
297 strbuf_addstr(buf
, name
);
298 if (safe_create_leading_directories(buf
->buf
) ||
299 !(f
= fopen(buf
->buf
, "w")) ||
300 fprintf(f
, "%s\n", sha1_to_hex(sha1
)) < 0 ||
302 return error("problems writing temporary file %s", buf
->buf
);
303 strbuf_setlen(buf
, len
);
307 static int write_refs_to_temp_dir(struct strbuf
*temp_dir
,
308 int refspec_nr
, const char **refspec
)
312 for (i
= 0; i
< refspec_nr
; i
++) {
313 unsigned char sha1
[20];
316 if (dwim_ref(refspec
[i
], strlen(refspec
[i
]), sha1
, &ref
) != 1)
317 return error("Could not get ref %s", refspec
[i
]);
319 if (write_one_ref(ref
, sha1
, 0, temp_dir
)) {
328 static int rsync_transport_push(struct transport
*transport
,
329 int refspec_nr
, const char **refspec
, int flags
)
331 struct strbuf buf
= STRBUF_INIT
, temp_dir
= STRBUF_INIT
;
333 struct child_process rsync
;
334 const char *args
[10];
336 if (flags
& TRANSPORT_PUSH_MIRROR
)
337 return error("rsync transport does not support mirror mode");
339 /* first push the objects */
341 strbuf_addstr(&buf
, rsync_url(transport
->url
));
342 strbuf_addch(&buf
, '/');
344 memset(&rsync
, 0, sizeof(rsync
));
346 rsync
.stdout_to_stderr
= 1;
350 if (flags
& TRANSPORT_PUSH_DRY_RUN
)
351 args
[i
++] = "--dry-run";
352 if (transport
->verbose
> 0)
354 args
[i
++] = "--ignore-existing";
355 args
[i
++] = "--exclude";
357 args
[i
++] = get_object_directory();
361 if (run_command(&rsync
))
362 return error("Could not push objects to %s",
363 rsync_url(transport
->url
));
365 /* copy the refs to the temporary directory; they could be packed. */
367 strbuf_addstr(&temp_dir
, git_path("rsync-refs-XXXXXX"));
368 if (!mkdtemp(temp_dir
.buf
))
369 die_errno ("Could not make temporary directory");
370 strbuf_addch(&temp_dir
, '/');
372 if (flags
& TRANSPORT_PUSH_ALL
) {
373 if (for_each_ref(write_one_ref
, &temp_dir
))
375 } else if (write_refs_to_temp_dir(&temp_dir
, refspec_nr
, refspec
))
379 if (flags
& TRANSPORT_PUSH_DRY_RUN
)
380 args
[i
++] = "--dry-run";
381 if (!(flags
& TRANSPORT_PUSH_FORCE
))
382 args
[i
++] = "--ignore-existing";
383 args
[i
++] = temp_dir
.buf
;
384 args
[i
++] = rsync_url(transport
->url
);
386 if (run_command(&rsync
))
387 result
= error("Could not push to %s",
388 rsync_url(transport
->url
));
390 if (remove_dir_recursively(&temp_dir
, 0))
391 warning ("Could not remove temporary directory %s.",
394 strbuf_release(&buf
);
395 strbuf_release(&temp_dir
);
400 struct bundle_transport_data
{
402 struct bundle_header header
;
405 static struct ref
*get_refs_from_bundle(struct transport
*transport
, int for_push
)
407 struct bundle_transport_data
*data
= transport
->data
;
408 struct ref
*result
= NULL
;
416 data
->fd
= read_bundle_header(transport
->url
, &data
->header
);
418 die ("Could not read bundle '%s'.", transport
->url
);
419 for (i
= 0; i
< data
->header
.references
.nr
; i
++) {
420 struct ref_list_entry
*e
= data
->header
.references
.list
+ i
;
421 struct ref
*ref
= alloc_ref(e
->name
);
422 hashcpy(ref
->old_sha1
, e
->sha1
);
429 static int fetch_refs_from_bundle(struct transport
*transport
,
430 int nr_heads
, struct ref
**to_fetch
)
432 struct bundle_transport_data
*data
= transport
->data
;
433 return unbundle(&data
->header
, data
->fd
);
436 static int close_bundle(struct transport
*transport
)
438 struct bundle_transport_data
*data
= transport
->data
;
445 struct git_transport_data
{
446 struct git_transport_options options
;
447 struct child_process
*conn
;
449 unsigned got_remote_heads
: 1;
450 struct extra_have_objects extra_have
;
453 static int set_git_option(struct git_transport_options
*opts
,
454 const char *name
, const char *value
)
456 if (!strcmp(name
, TRANS_OPT_UPLOADPACK
)) {
457 opts
->uploadpack
= value
;
459 } else if (!strcmp(name
, TRANS_OPT_RECEIVEPACK
)) {
460 opts
->receivepack
= value
;
462 } else if (!strcmp(name
, TRANS_OPT_THIN
)) {
463 opts
->thin
= !!value
;
465 } else if (!strcmp(name
, TRANS_OPT_FOLLOWTAGS
)) {
466 opts
->followtags
= !!value
;
468 } else if (!strcmp(name
, TRANS_OPT_KEEP
)) {
469 opts
->keep
= !!value
;
471 } else if (!strcmp(name
, TRANS_OPT_DEPTH
)) {
475 opts
->depth
= atoi(value
);
481 static int connect_setup(struct transport
*transport
, int for_push
, int verbose
)
483 struct git_transport_data
*data
= transport
->data
;
488 data
->conn
= git_connect(data
->fd
, transport
->url
,
489 for_push
? data
->options
.receivepack
:
490 data
->options
.uploadpack
,
491 verbose
? CONNECT_VERBOSE
: 0);
496 static struct ref
*get_refs_via_connect(struct transport
*transport
, int for_push
)
498 struct git_transport_data
*data
= transport
->data
;
501 connect_setup(transport
, for_push
, 0);
502 get_remote_heads(data
->fd
[0], &refs
, 0, NULL
,
503 for_push
? REF_NORMAL
: 0, &data
->extra_have
);
504 data
->got_remote_heads
= 1;
509 static int fetch_refs_via_pack(struct transport
*transport
,
510 int nr_heads
, struct ref
**to_fetch
)
512 struct git_transport_data
*data
= transport
->data
;
513 char **heads
= xmalloc(nr_heads
* sizeof(*heads
));
514 char **origh
= xmalloc(nr_heads
* sizeof(*origh
));
515 const struct ref
*refs
;
516 char *dest
= xstrdup(transport
->url
);
517 struct fetch_pack_args args
;
519 struct ref
*refs_tmp
= NULL
;
521 memset(&args
, 0, sizeof(args
));
522 args
.uploadpack
= data
->options
.uploadpack
;
523 args
.keep_pack
= data
->options
.keep
;
525 args
.use_thin_pack
= data
->options
.thin
;
526 args
.include_tag
= data
->options
.followtags
;
527 args
.verbose
= (transport
->verbose
> 0);
528 args
.quiet
= (transport
->verbose
< 0);
529 args
.no_progress
= args
.quiet
|| (!transport
->progress
&& !isatty(2));
530 args
.depth
= data
->options
.depth
;
532 for (i
= 0; i
< nr_heads
; i
++)
533 origh
[i
] = heads
[i
] = xstrdup(to_fetch
[i
]->name
);
535 if (!data
->got_remote_heads
) {
536 connect_setup(transport
, 0, 0);
537 get_remote_heads(data
->fd
[0], &refs_tmp
, 0, NULL
, 0, NULL
);
538 data
->got_remote_heads
= 1;
541 refs
= fetch_pack(&args
, data
->fd
, data
->conn
,
542 refs_tmp
? refs_tmp
: transport
->remote_refs
,
543 dest
, nr_heads
, heads
, &transport
->pack_lockfile
);
546 if (finish_connect(data
->conn
))
549 data
->got_remote_heads
= 0;
553 for (i
= 0; i
< nr_heads
; i
++)
558 return (refs
? 0 : -1);
561 static int push_had_errors(struct ref
*ref
)
563 for (; ref
; ref
= ref
->next
) {
564 switch (ref
->status
) {
565 case REF_STATUS_NONE
:
566 case REF_STATUS_UPTODATE
:
576 static int refs_pushed(struct ref
*ref
)
578 for (; ref
; ref
= ref
->next
) {
579 switch(ref
->status
) {
580 case REF_STATUS_NONE
:
581 case REF_STATUS_UPTODATE
:
590 static void update_tracking_ref(struct remote
*remote
, struct ref
*ref
, int verbose
)
594 if (ref
->status
!= REF_STATUS_OK
&& ref
->status
!= REF_STATUS_UPTODATE
)
600 if (!remote_find_tracking(remote
, &rs
)) {
602 fprintf(stderr
, "updating local tracking ref '%s'\n", rs
.dst
);
604 delete_ref(rs
.dst
, NULL
, 0);
606 update_ref("update by push", rs
.dst
,
607 ref
->new_sha1
, NULL
, 0, 0);
612 #define SUMMARY_WIDTH (2 * DEFAULT_ABBREV + 3)
614 static void print_ref_status(char flag
, const char *summary
, struct ref
*to
, struct ref
*from
, const char *msg
, int porcelain
)
618 fprintf(stdout
, "%c\t%s:%s\t", flag
, from
->name
, to
->name
);
620 fprintf(stdout
, "%c\t:%s\t", flag
, to
->name
);
622 fprintf(stdout
, "%s (%s)\n", summary
, msg
);
624 fprintf(stdout
, "%s\n", summary
);
626 fprintf(stderr
, " %c %-*s ", flag
, SUMMARY_WIDTH
, summary
);
628 fprintf(stderr
, "%s -> %s", prettify_refname(from
->name
), prettify_refname(to
->name
));
630 fputs(prettify_refname(to
->name
), stderr
);
640 static const char *status_abbrev(unsigned char sha1
[20])
642 return find_unique_abbrev(sha1
, DEFAULT_ABBREV
);
645 static void print_ok_ref_status(struct ref
*ref
, int porcelain
)
648 print_ref_status('-', "[deleted]", ref
, NULL
, NULL
, porcelain
);
649 else if (is_null_sha1(ref
->old_sha1
))
650 print_ref_status('*',
651 (!prefixcmp(ref
->name
, "refs/tags/") ? "[new tag]" :
653 ref
, ref
->peer_ref
, NULL
, porcelain
);
659 strcpy(quickref
, status_abbrev(ref
->old_sha1
));
660 if (ref
->nonfastforward
) {
661 strcat(quickref
, "...");
663 msg
= "forced update";
665 strcat(quickref
, "..");
669 strcat(quickref
, status_abbrev(ref
->new_sha1
));
671 print_ref_status(type
, quickref
, ref
, ref
->peer_ref
, msg
, porcelain
);
675 static int print_one_push_status(struct ref
*ref
, const char *dest
, int count
, int porcelain
)
678 fprintf(porcelain
? stdout
: stderr
, "To %s\n", dest
);
680 switch(ref
->status
) {
681 case REF_STATUS_NONE
:
682 print_ref_status('X', "[no match]", ref
, NULL
, NULL
, porcelain
);
684 case REF_STATUS_REJECT_NODELETE
:
685 print_ref_status('!', "[rejected]", ref
, NULL
,
686 "remote does not support deleting refs", porcelain
);
688 case REF_STATUS_UPTODATE
:
689 print_ref_status('=', "[up to date]", ref
,
690 ref
->peer_ref
, NULL
, porcelain
);
692 case REF_STATUS_REJECT_NONFASTFORWARD
:
693 print_ref_status('!', "[rejected]", ref
, ref
->peer_ref
,
694 "non-fast-forward", porcelain
);
696 case REF_STATUS_REMOTE_REJECT
:
697 print_ref_status('!', "[remote rejected]", ref
,
698 ref
->deletion
? NULL
: ref
->peer_ref
,
699 ref
->remote_status
, porcelain
);
701 case REF_STATUS_EXPECTING_REPORT
:
702 print_ref_status('!', "[remote failure]", ref
,
703 ref
->deletion
? NULL
: ref
->peer_ref
,
704 "remote failed to report status", porcelain
);
707 print_ok_ref_status(ref
, porcelain
);
714 static void print_push_status(const char *dest
, struct ref
*refs
,
715 int verbose
, int porcelain
, int * nonfastforward
)
721 for (ref
= refs
; ref
; ref
= ref
->next
)
722 if (ref
->status
== REF_STATUS_UPTODATE
)
723 n
+= print_one_push_status(ref
, dest
, n
, porcelain
);
726 for (ref
= refs
; ref
; ref
= ref
->next
)
727 if (ref
->status
== REF_STATUS_OK
)
728 n
+= print_one_push_status(ref
, dest
, n
, porcelain
);
731 for (ref
= refs
; ref
; ref
= ref
->next
) {
732 if (ref
->status
!= REF_STATUS_NONE
&&
733 ref
->status
!= REF_STATUS_UPTODATE
&&
734 ref
->status
!= REF_STATUS_OK
)
735 n
+= print_one_push_status(ref
, dest
, n
, porcelain
);
736 if (ref
->status
== REF_STATUS_REJECT_NONFASTFORWARD
)
741 static void verify_remote_names(int nr_heads
, const char **heads
)
745 for (i
= 0; i
< nr_heads
; i
++) {
746 const char *local
= heads
[i
];
747 const char *remote
= strrchr(heads
[i
], ':');
752 /* A matching refspec is okay. */
753 if (remote
== local
&& remote
[1] == '\0')
756 remote
= remote
? (remote
+ 1) : local
;
757 switch (check_ref_format(remote
)) {
759 case CHECK_REF_FORMAT_ONELEVEL
:
760 /* ok but a single level -- that is fine for
763 case CHECK_REF_FORMAT_WILDCARD
:
764 /* ok but ends with a pattern-match character */
767 die("remote part of refspec is not a valid name in %s",
772 static int git_transport_push(struct transport
*transport
, struct ref
*remote_refs
, int flags
)
774 struct git_transport_data
*data
= transport
->data
;
775 struct send_pack_args args
;
778 if (!data
->got_remote_heads
) {
779 struct ref
*tmp_refs
;
780 connect_setup(transport
, 1, 0);
782 get_remote_heads(data
->fd
[0], &tmp_refs
, 0, NULL
, REF_NORMAL
,
784 data
->got_remote_heads
= 1;
787 memset(&args
, 0, sizeof(args
));
788 args
.send_mirror
= !!(flags
& TRANSPORT_PUSH_MIRROR
);
789 args
.force_update
= !!(flags
& TRANSPORT_PUSH_FORCE
);
790 args
.use_thin_pack
= data
->options
.thin
;
791 args
.verbose
= !!(flags
& TRANSPORT_PUSH_VERBOSE
);
792 args
.quiet
= !!(flags
& TRANSPORT_PUSH_QUIET
);
793 args
.dry_run
= !!(flags
& TRANSPORT_PUSH_DRY_RUN
);
794 args
.porcelain
= !!(flags
& TRANSPORT_PUSH_PORCELAIN
);
796 ret
= send_pack(&args
, data
->fd
, data
->conn
, remote_refs
,
801 ret
|= finish_connect(data
->conn
);
803 data
->got_remote_heads
= 0;
808 static int connect_git(struct transport
*transport
, const char *name
,
809 const char *executable
, int fd
[2])
811 struct git_transport_data
*data
= transport
->data
;
812 data
->conn
= git_connect(data
->fd
, transport
->url
,
819 static int disconnect_git(struct transport
*transport
)
821 struct git_transport_data
*data
= transport
->data
;
823 if (data
->got_remote_heads
)
824 packet_flush(data
->fd
[1]);
827 finish_connect(data
->conn
);
834 void transport_take_over(struct transport
*transport
,
835 struct child_process
*child
)
837 struct git_transport_data
*data
;
839 if (!transport
->smart_options
)
840 die("Bug detected: Taking over transport requires non-NULL "
841 "smart_options field.");
843 data
= xcalloc(1, sizeof(*data
));
844 data
->options
= *transport
->smart_options
;
846 data
->fd
[0] = data
->conn
->out
;
847 data
->fd
[1] = data
->conn
->in
;
848 data
->got_remote_heads
= 0;
849 transport
->data
= data
;
851 transport
->set_option
= NULL
;
852 transport
->get_refs_list
= get_refs_via_connect
;
853 transport
->fetch
= fetch_refs_via_pack
;
854 transport
->push
= NULL
;
855 transport
->push_refs
= git_transport_push
;
856 transport
->disconnect
= disconnect_git
;
857 transport
->smart_options
= &(data
->options
);
860 static int is_local(const char *url
)
862 const char *colon
= strchr(url
, ':');
863 const char *slash
= strchr(url
, '/');
864 return !colon
|| (slash
&& slash
< colon
) ||
865 has_dos_drive_prefix(url
);
868 static int is_file(const char *url
)
873 return S_ISREG(buf
.st_mode
);
876 static int is_url(const char *url
)
878 const char *url2
, *first_slash
;
883 first_slash
= strchr(url
, '/');
885 /* Input with no slash at all or slash first can't be URL. */
886 if (!first_slash
|| first_slash
== url
)
888 /* Character before must be : and next must be /. */
889 if (first_slash
[-1] != ':' || first_slash
[1] != '/')
891 /* There must be something before the :// */
892 if (first_slash
== url
+ 1)
895 * Check all characters up to first slash - 1. Only alphanum
899 while (url2
< first_slash
- 1) {
900 if (!isalnum((unsigned char)*url2
))
909 static int external_specification_len(const char *url
)
911 return strchr(url
, ':') - url
;
914 struct transport
*transport_get(struct remote
*remote
, const char *url
)
917 struct transport
*ret
= xcalloc(1, sizeof(*ret
));
920 die("No remote provided to transport_get()");
922 ret
->remote
= remote
;
923 helper
= remote
->foreign_vcs
;
925 if (!url
&& remote
->url
)
926 url
= remote
->url
[0];
929 /* maybe it is a foreign URL? */
935 if (!prefixcmp(p
, "::"))
936 helper
= xstrndup(url
, p
- url
);
940 transport_helper_init(ret
, helper
);
941 } else if (!prefixcmp(url
, "rsync:")) {
942 ret
->get_refs_list
= get_refs_via_rsync
;
943 ret
->fetch
= fetch_objs_via_rsync
;
944 ret
->push
= rsync_transport_push
;
945 ret
->smart_options
= NULL
;
946 } else if (is_local(url
) && is_file(url
)) {
947 struct bundle_transport_data
*data
= xcalloc(1, sizeof(*data
));
949 ret
->get_refs_list
= get_refs_from_bundle
;
950 ret
->fetch
= fetch_refs_from_bundle
;
951 ret
->disconnect
= close_bundle
;
952 ret
->smart_options
= NULL
;
953 } else if (!is_url(url
)
954 || !prefixcmp(url
, "file://")
955 || !prefixcmp(url
, "git://")
956 || !prefixcmp(url
, "ssh://")
957 || !prefixcmp(url
, "git+ssh://")
958 || !prefixcmp(url
, "ssh+git://")) {
959 /* These are builtin smart transports. */
960 struct git_transport_data
*data
= xcalloc(1, sizeof(*data
));
962 ret
->set_option
= NULL
;
963 ret
->get_refs_list
= get_refs_via_connect
;
964 ret
->fetch
= fetch_refs_via_pack
;
965 ret
->push_refs
= git_transport_push
;
966 ret
->connect
= connect_git
;
967 ret
->disconnect
= disconnect_git
;
968 ret
->smart_options
= &(data
->options
);
971 data
->got_remote_heads
= 0;
973 /* Unknown protocol in URL. Pass to external handler. */
974 int len
= external_specification_len(url
);
975 char *handler
= xmalloc(len
+ 1);
977 strncpy(handler
, url
, len
);
978 transport_helper_init(ret
, handler
);
981 if (ret
->smart_options
) {
982 ret
->smart_options
->thin
= 1;
983 ret
->smart_options
->uploadpack
= "git-upload-pack";
984 if (remote
->uploadpack
)
985 ret
->smart_options
->uploadpack
= remote
->uploadpack
;
986 ret
->smart_options
->receivepack
= "git-receive-pack";
987 if (remote
->receivepack
)
988 ret
->smart_options
->receivepack
= remote
->receivepack
;
994 int transport_set_option(struct transport
*transport
,
995 const char *name
, const char *value
)
997 int git_reports
= 1, protocol_reports
= 1;
999 if (transport
->smart_options
)
1000 git_reports
= set_git_option(transport
->smart_options
,
1003 if (transport
->set_option
)
1004 protocol_reports
= transport
->set_option(transport
, name
,
1007 /* If either report is 0, report 0 (success). */
1008 if (!git_reports
|| !protocol_reports
)
1010 /* If either reports -1 (invalid value), report -1. */
1011 if ((git_reports
== -1) || (protocol_reports
== -1))
1013 /* Otherwise if both report unknown, report unknown. */
1017 int transport_push(struct transport
*transport
,
1018 int refspec_nr
, const char **refspec
, int flags
,
1019 int *nonfastforward
)
1021 *nonfastforward
= 0;
1022 verify_remote_names(refspec_nr
, refspec
);
1024 if (transport
->push
) {
1025 /* Maybe FIXME. But no important transport uses this case. */
1026 if (flags
& TRANSPORT_PUSH_SET_UPSTREAM
)
1027 die("This transport does not support using --set-upstream");
1029 return transport
->push(transport
, refspec_nr
, refspec
, flags
);
1030 } else if (transport
->push_refs
) {
1031 struct ref
*remote_refs
=
1032 transport
->get_refs_list(transport
, 1);
1033 struct ref
*local_refs
= get_local_heads();
1034 int match_flags
= MATCH_REFS_NONE
;
1035 int verbose
= flags
& TRANSPORT_PUSH_VERBOSE
;
1036 int quiet
= flags
& TRANSPORT_PUSH_QUIET
;
1037 int porcelain
= flags
& TRANSPORT_PUSH_PORCELAIN
;
1038 int pretend
= flags
& TRANSPORT_PUSH_DRY_RUN
;
1039 int push_ret
, ret
, err
;
1041 if (flags
& TRANSPORT_PUSH_ALL
)
1042 match_flags
|= MATCH_REFS_ALL
;
1043 if (flags
& TRANSPORT_PUSH_MIRROR
)
1044 match_flags
|= MATCH_REFS_MIRROR
;
1046 if (match_refs(local_refs
, &remote_refs
,
1047 refspec_nr
, refspec
, match_flags
)) {
1051 set_ref_status_for_push(remote_refs
,
1052 flags
& TRANSPORT_PUSH_MIRROR
,
1053 flags
& TRANSPORT_PUSH_FORCE
);
1055 push_ret
= transport
->push_refs(transport
, remote_refs
, flags
);
1056 err
= push_had_errors(remote_refs
);
1057 ret
= push_ret
| err
;
1060 print_push_status(transport
->url
, remote_refs
,
1061 verbose
| porcelain
, porcelain
,
1064 if (flags
& TRANSPORT_PUSH_SET_UPSTREAM
)
1065 set_upstreams(transport
, remote_refs
, pretend
);
1067 if (!(flags
& TRANSPORT_PUSH_DRY_RUN
)) {
1069 for (ref
= remote_refs
; ref
; ref
= ref
->next
)
1070 update_tracking_ref(transport
->remote
, ref
, verbose
);
1073 if (porcelain
&& !push_ret
)
1075 else if (!quiet
&& !ret
&& !refs_pushed(remote_refs
))
1076 fprintf(stderr
, "Everything up-to-date\n");
1083 const struct ref
*transport_get_remote_refs(struct transport
*transport
)
1085 if (!transport
->remote_refs
)
1086 transport
->remote_refs
= transport
->get_refs_list(transport
, 0);
1088 return transport
->remote_refs
;
1091 int transport_fetch_refs(struct transport
*transport
, struct ref
*refs
)
1094 int nr_heads
= 0, nr_alloc
= 0, nr_refs
= 0;
1095 struct ref
**heads
= NULL
;
1098 for (rm
= refs
; rm
; rm
= rm
->next
) {
1101 !is_null_sha1(rm
->old_sha1
) &&
1102 !hashcmp(rm
->peer_ref
->old_sha1
, rm
->old_sha1
))
1104 ALLOC_GROW(heads
, nr_heads
+ 1, nr_alloc
);
1105 heads
[nr_heads
++] = rm
;
1110 * When deepening of a shallow repository is requested,
1111 * then local and remote refs are likely to still be equal.
1112 * Just feed them all to the fetch method in that case.
1113 * This condition shouldn't be met in a non-deepening fetch
1114 * (see builtin-fetch.c:quickfetch()).
1116 heads
= xmalloc(nr_refs
* sizeof(*heads
));
1117 for (rm
= refs
; rm
; rm
= rm
->next
)
1118 heads
[nr_heads
++] = rm
;
1121 rc
= transport
->fetch(transport
, nr_heads
, heads
);
1127 void transport_unlock_pack(struct transport
*transport
)
1129 if (transport
->pack_lockfile
) {
1130 unlink_or_warn(transport
->pack_lockfile
);
1131 free(transport
->pack_lockfile
);
1132 transport
->pack_lockfile
= NULL
;
1136 int transport_connect(struct transport
*transport
, const char *name
,
1137 const char *exec
, int fd
[2])
1139 if (transport
->connect
)
1140 return transport
->connect(transport
, name
, exec
, fd
);
1142 die("Operation not supported by protocol");
1145 int transport_disconnect(struct transport
*transport
)
1148 if (transport
->disconnect
)
1149 ret
= transport
->disconnect(transport
);
1155 * Strip username (and password) from an url and return
1156 * it in a newly allocated string.
1158 char *transport_anonymize_url(const char *url
)
1160 char *anon_url
, *scheme_prefix
, *anon_part
;
1161 size_t anon_len
, prefix_len
= 0;
1163 anon_part
= strchr(url
, '@');
1164 if (is_local(url
) || !anon_part
)
1167 anon_len
= strlen(++anon_part
);
1168 scheme_prefix
= strstr(url
, "://");
1169 if (!scheme_prefix
) {
1170 if (!strchr(anon_part
, ':'))
1171 /* cannot be "me@there:/path/name" */
1175 /* make sure scheme is reasonable */
1176 for (cp
= url
; cp
< scheme_prefix
; cp
++) {
1179 case '+': case '.': case '-':
1188 /* @ past the first slash does not count */
1189 cp
= strchr(scheme_prefix
+ 3, '/');
1190 if (cp
&& cp
< anon_part
)
1192 prefix_len
= scheme_prefix
- url
+ 3;
1194 anon_url
= xcalloc(1, 1 + prefix_len
+ anon_len
);
1195 memcpy(anon_url
, url
, prefix_len
);
1196 memcpy(anon_url
+ prefix_len
, anon_part
, anon_len
);
1199 return xstrdup(url
);