12 #include "list-objects.h"
17 static const char http_push_usage
[] =
18 "git http-push [--all] [--dry-run] [--force] [--verbose] <remote> [<head>...]\n";
25 #define XML_STATUS_OK 1
26 #define XML_STATUS_ERROR 0
29 #define PREV_BUF_SIZE 4096
30 #define RANGE_HEADER_SIZE 30
33 #define DAV_LOCK "LOCK"
34 #define DAV_MKCOL "MKCOL"
35 #define DAV_MOVE "MOVE"
36 #define DAV_PROPFIND "PROPFIND"
38 #define DAV_UNLOCK "UNLOCK"
39 #define DAV_DELETE "DELETE"
42 #define DAV_PROP_LOCKWR (1u << 0)
43 #define DAV_PROP_LOCKEX (1u << 1)
44 #define DAV_LOCK_OK (1u << 2)
46 /* DAV XML properties */
47 #define DAV_CTX_LOCKENTRY ".multistatus.response.propstat.prop.supportedlock.lockentry"
48 #define DAV_CTX_LOCKTYPE_WRITE ".multistatus.response.propstat.prop.supportedlock.lockentry.locktype.write"
49 #define DAV_CTX_LOCKTYPE_EXCLUSIVE ".multistatus.response.propstat.prop.supportedlock.lockentry.lockscope.exclusive"
50 #define DAV_ACTIVELOCK_OWNER ".prop.lockdiscovery.activelock.owner.href"
51 #define DAV_ACTIVELOCK_TIMEOUT ".prop.lockdiscovery.activelock.timeout"
52 #define DAV_ACTIVELOCK_TOKEN ".prop.lockdiscovery.activelock.locktoken.href"
53 #define DAV_PROPFIND_RESP ".multistatus.response"
54 #define DAV_PROPFIND_NAME ".multistatus.response.href"
55 #define DAV_PROPFIND_COLLECTION ".multistatus.response.propstat.prop.resourcetype.collection"
57 /* DAV request body templates */
58 #define PROPFIND_SUPPORTEDLOCK_REQUEST "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n<D:propfind xmlns:D=\"DAV:\">\n<D:prop xmlns:R=\"%s\">\n<D:supportedlock/>\n</D:prop>\n</D:propfind>"
59 #define PROPFIND_ALL_REQUEST "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n<D:propfind xmlns:D=\"DAV:\">\n<D:allprop/>\n</D:propfind>"
60 #define LOCK_REQUEST "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n<D:lockinfo xmlns:D=\"DAV:\">\n<D:lockscope><D:exclusive/></D:lockscope>\n<D:locktype><D:write/></D:locktype>\n<D:owner>\n<D:href>mailto:%s</D:href>\n</D:owner>\n</D:lockinfo>"
63 #define LOCK_REFRESH 30
65 /* bits #0-15 in revision.h */
67 #define LOCAL (1u<<16)
68 #define REMOTE (1u<<17)
69 #define FETCHING (1u<<18)
70 #define PUSHING (1u<<19)
72 /* We allow "recursive" symbolic refs. Only within reason, though */
77 static signed char remote_dir_exists
[256];
79 static struct curl_slist
*no_pragma_header
;
81 static int push_verbosely
;
82 static int push_all
= MATCH_REFS_NONE
;
86 static struct object_list
*objects
;
94 int can_update_info_refs
;
96 struct packed_git
*packs
;
97 struct remote_lock
*locks
;
100 static struct repo
*repo
;
102 enum transfer_state
{
114 struct transfer_request
119 struct remote_lock
*lock
;
120 struct curl_slist
*headers
;
121 struct buffer buffer
;
122 char filename
[PATH_MAX
];
123 char tmpfile
[PATH_MAX
];
126 enum transfer_state state
;
127 CURLcode curl_result
;
128 char errorstr
[CURL_ERROR_SIZE
];
130 unsigned char real_sha1
[20];
136 struct active_request_slot
*slot
;
137 struct transfer_request
*next
;
140 static struct transfer_request
*request_queue_head
;
147 void (*userFunc
)(struct xml_ctx
*ctx
, int tag_closed
);
156 char tmpfile_suffix
[41];
160 struct remote_lock
*next
;
163 /* Flags that control remote_ls processing */
164 #define PROCESS_FILES (1u << 0)
165 #define PROCESS_DIRS (1u << 1)
166 #define RECURSIVE (1u << 2)
168 /* Flags that remote_ls passes to callback functions */
169 #define IS_DIR (1u << 0)
174 void (*userFunc
)(struct remote_ls_ctx
*ls
);
179 struct remote_ls_ctx
*parent
;
182 /* get_dav_token_headers options */
183 enum dav_header_flag
{
184 DAV_HEADER_IF
= (1u << 0),
185 DAV_HEADER_LOCK
= (1u << 1),
186 DAV_HEADER_TIMEOUT
= (1u << 2)
189 static char *xml_entities(char *s
)
191 struct strbuf buf
= STRBUF_INIT
;
193 size_t len
= strcspn(s
, "\"<>&");
194 strbuf_add(&buf
, s
, len
);
198 strbuf_addstr(&buf
, """);
201 strbuf_addstr(&buf
, "<");
204 strbuf_addstr(&buf
, ">");
207 strbuf_addstr(&buf
, "&");
212 return strbuf_detach(&buf
, NULL
);
215 static struct curl_slist
*get_dav_token_headers(struct remote_lock
*lock
, enum dav_header_flag options
)
217 struct strbuf buf
= STRBUF_INIT
;
218 struct curl_slist
*dav_headers
= NULL
;
220 if (options
& DAV_HEADER_IF
) {
221 strbuf_addf(&buf
, "If: (<%s>)", lock
->token
);
222 dav_headers
= curl_slist_append(dav_headers
, buf
.buf
);
225 if (options
& DAV_HEADER_LOCK
) {
226 strbuf_addf(&buf
, "Lock-Token: <%s>", lock
->token
);
227 dav_headers
= curl_slist_append(dav_headers
, buf
.buf
);
230 if (options
& DAV_HEADER_TIMEOUT
) {
231 strbuf_addf(&buf
, "Timeout: Second-%ld", lock
->timeout
);
232 dav_headers
= curl_slist_append(dav_headers
, buf
.buf
);
235 strbuf_release(&buf
);
240 static void append_remote_object_url(struct strbuf
*buf
, const char *url
,
242 int only_two_digit_prefix
)
244 strbuf_addf(buf
, "%sobjects/%.*s/", url
, 2, hex
);
245 if (!only_two_digit_prefix
)
246 strbuf_addf(buf
, "%s", hex
+2);
249 static void finish_request(struct transfer_request
*request
);
250 static void release_request(struct transfer_request
*request
);
252 static void process_response(void *callback_data
)
254 struct transfer_request
*request
=
255 (struct transfer_request
*)callback_data
;
257 finish_request(request
);
260 #ifdef USE_CURL_MULTI
262 static char *get_remote_object_url(const char *url
, const char *hex
,
263 int only_two_digit_prefix
)
265 struct strbuf buf
= STRBUF_INIT
;
266 append_remote_object_url(&buf
, url
, hex
, only_two_digit_prefix
);
267 return strbuf_detach(&buf
, NULL
);
270 static size_t fwrite_sha1_file(void *ptr
, size_t eltsize
, size_t nmemb
,
273 unsigned char expn
[4096];
274 size_t size
= eltsize
* nmemb
;
276 struct transfer_request
*request
= (struct transfer_request
*)data
;
278 ssize_t retval
= xwrite(request
->local_fileno
,
279 (char *) ptr
+ posn
, size
- posn
);
283 } while (posn
< size
);
285 request
->stream
.avail_in
= size
;
286 request
->stream
.next_in
= ptr
;
288 request
->stream
.next_out
= expn
;
289 request
->stream
.avail_out
= sizeof(expn
);
290 request
->zret
= git_inflate(&request
->stream
, Z_SYNC_FLUSH
);
291 git_SHA1_Update(&request
->c
, expn
,
292 sizeof(expn
) - request
->stream
.avail_out
);
293 } while (request
->stream
.avail_in
&& request
->zret
== Z_OK
);
298 static void start_fetch_loose(struct transfer_request
*request
)
300 char *hex
= sha1_to_hex(request
->obj
->sha1
);
302 char prevfile
[PATH_MAX
];
305 unsigned char prev_buf
[PREV_BUF_SIZE
];
306 ssize_t prev_read
= 0;
308 char range
[RANGE_HEADER_SIZE
];
309 struct curl_slist
*range_header
= NULL
;
310 struct active_request_slot
*slot
;
312 filename
= sha1_file_name(request
->obj
->sha1
);
313 snprintf(request
->filename
, sizeof(request
->filename
), "%s", filename
);
314 snprintf(request
->tmpfile
, sizeof(request
->tmpfile
),
315 "%s.temp", filename
);
317 snprintf(prevfile
, sizeof(prevfile
), "%s.prev", request
->filename
);
318 unlink_or_warn(prevfile
);
319 rename(request
->tmpfile
, prevfile
);
320 unlink_or_warn(request
->tmpfile
);
322 if (request
->local_fileno
!= -1)
323 error("fd leakage in start: %d", request
->local_fileno
);
324 request
->local_fileno
= open(request
->tmpfile
,
325 O_WRONLY
| O_CREAT
| O_EXCL
, 0666);
327 * This could have failed due to the "lazy directory creation";
328 * try to mkdir the last path component.
330 if (request
->local_fileno
< 0 && errno
== ENOENT
) {
331 char *dir
= strrchr(request
->tmpfile
, '/');
334 mkdir(request
->tmpfile
, 0777);
337 request
->local_fileno
= open(request
->tmpfile
,
338 O_WRONLY
| O_CREAT
| O_EXCL
, 0666);
341 if (request
->local_fileno
< 0) {
342 request
->state
= ABORTED
;
343 error("Couldn't create temporary file %s for %s: %s",
344 request
->tmpfile
, request
->filename
, strerror(errno
));
348 memset(&request
->stream
, 0, sizeof(request
->stream
));
350 git_inflate_init(&request
->stream
);
352 git_SHA1_Init(&request
->c
);
354 url
= get_remote_object_url(repo
->url
, hex
, 0);
355 request
->url
= xstrdup(url
);
358 * If a previous temp file is present, process what was already
361 prevlocal
= open(prevfile
, O_RDONLY
);
362 if (prevlocal
!= -1) {
364 prev_read
= xread(prevlocal
, prev_buf
, PREV_BUF_SIZE
);
366 if (fwrite_sha1_file(prev_buf
,
369 request
) == prev_read
)
370 prev_posn
+= prev_read
;
374 } while (prev_read
> 0);
377 unlink_or_warn(prevfile
);
380 * Reset inflate/SHA1 if there was an error reading the previous temp
381 * file; also rewind to the beginning of the local file.
383 if (prev_read
== -1) {
384 memset(&request
->stream
, 0, sizeof(request
->stream
));
385 git_inflate_init(&request
->stream
);
386 git_SHA1_Init(&request
->c
);
389 lseek(request
->local_fileno
, 0, SEEK_SET
);
390 ftruncate(request
->local_fileno
, 0);
394 slot
= get_active_slot();
395 slot
->callback_func
= process_response
;
396 slot
->callback_data
= request
;
397 request
->slot
= slot
;
399 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, request
);
400 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_sha1_file
);
401 curl_easy_setopt(slot
->curl
, CURLOPT_ERRORBUFFER
, request
->errorstr
);
402 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
403 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, no_pragma_header
);
406 * If we have successfully processed data from a previous fetch
407 * attempt, only fetch the data we don't already have.
412 "Resuming fetch of object %s at byte %ld\n",
414 sprintf(range
, "Range: bytes=%ld-", prev_posn
);
415 range_header
= curl_slist_append(range_header
, range
);
416 curl_easy_setopt(slot
->curl
,
417 CURLOPT_HTTPHEADER
, range_header
);
420 /* Try to get the request started, abort the request on error */
421 request
->state
= RUN_FETCH_LOOSE
;
422 if (!start_active_slot(slot
)) {
423 fprintf(stderr
, "Unable to start GET request\n");
424 repo
->can_update_info_refs
= 0;
425 release_request(request
);
429 static void start_mkcol(struct transfer_request
*request
)
431 char *hex
= sha1_to_hex(request
->obj
->sha1
);
432 struct active_request_slot
*slot
;
434 request
->url
= get_remote_object_url(repo
->url
, hex
, 1);
436 slot
= get_active_slot();
437 slot
->callback_func
= process_response
;
438 slot
->callback_data
= request
;
439 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPGET
, 1); /* undo PUT setup */
440 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, request
->url
);
441 curl_easy_setopt(slot
->curl
, CURLOPT_ERRORBUFFER
, request
->errorstr
);
442 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_MKCOL
);
443 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_null
);
445 if (start_active_slot(slot
)) {
446 request
->slot
= slot
;
447 request
->state
= RUN_MKCOL
;
449 request
->state
= ABORTED
;
456 static void start_fetch_packed(struct transfer_request
*request
)
459 struct packed_git
*target
;
463 char range
[RANGE_HEADER_SIZE
];
464 struct curl_slist
*range_header
= NULL
;
466 struct transfer_request
*check_request
= request_queue_head
;
467 struct active_request_slot
*slot
;
469 target
= find_sha1_pack(request
->obj
->sha1
, repo
->packs
);
471 fprintf(stderr
, "Unable to fetch %s, will not be able to update server info refs\n", sha1_to_hex(request
->obj
->sha1
));
472 repo
->can_update_info_refs
= 0;
473 release_request(request
);
477 fprintf(stderr
, "Fetching pack %s\n", sha1_to_hex(target
->sha1
));
478 fprintf(stderr
, " which contains %s\n", sha1_to_hex(request
->obj
->sha1
));
480 filename
= sha1_pack_name(target
->sha1
);
481 snprintf(request
->filename
, sizeof(request
->filename
), "%s", filename
);
482 snprintf(request
->tmpfile
, sizeof(request
->tmpfile
),
483 "%s.temp", filename
);
485 url
= xmalloc(strlen(repo
->url
) + 64);
486 sprintf(url
, "%sobjects/pack/pack-%s.pack",
487 repo
->url
, sha1_to_hex(target
->sha1
));
489 /* Make sure there isn't another open request for this pack */
490 while (check_request
) {
491 if (check_request
->state
== RUN_FETCH_PACKED
&&
492 !strcmp(check_request
->url
, url
)) {
494 release_request(request
);
497 check_request
= check_request
->next
;
500 packfile
= fopen(request
->tmpfile
, "a");
502 fprintf(stderr
, "Unable to open local file %s for pack",
504 repo
->can_update_info_refs
= 0;
509 slot
= get_active_slot();
510 slot
->callback_func
= process_response
;
511 slot
->callback_data
= request
;
512 request
->slot
= slot
;
513 request
->local_stream
= packfile
;
514 request
->userData
= target
;
517 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, packfile
);
518 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite
);
519 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
520 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, no_pragma_header
);
521 slot
->local
= packfile
;
524 * If there is data present from a previous transfer attempt,
525 * resume where it left off
527 prev_posn
= ftell(packfile
);
531 "Resuming fetch of pack %s at byte %ld\n",
532 sha1_to_hex(target
->sha1
), prev_posn
);
533 sprintf(range
, "Range: bytes=%ld-", prev_posn
);
534 range_header
= curl_slist_append(range_header
, range
);
535 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, range_header
);
538 /* Try to get the request started, abort the request on error */
539 request
->state
= RUN_FETCH_PACKED
;
540 if (!start_active_slot(slot
)) {
541 fprintf(stderr
, "Unable to start GET request\n");
542 repo
->can_update_info_refs
= 0;
543 release_request(request
);
547 static void start_put(struct transfer_request
*request
)
549 char *hex
= sha1_to_hex(request
->obj
->sha1
);
550 struct active_request_slot
*slot
;
551 struct strbuf buf
= STRBUF_INIT
;
552 enum object_type type
;
560 unpacked
= read_sha1_file(request
->obj
->sha1
, &type
, &len
);
561 hdrlen
= sprintf(hdr
, "%s %lu", typename(type
), len
) + 1;
564 memset(&stream
, 0, sizeof(stream
));
565 deflateInit(&stream
, zlib_compression_level
);
566 size
= deflateBound(&stream
, len
+ hdrlen
);
567 strbuf_init(&request
->buffer
.buf
, size
);
568 request
->buffer
.posn
= 0;
571 stream
.next_out
= (unsigned char *)request
->buffer
.buf
.buf
;
572 stream
.avail_out
= size
;
575 stream
.next_in
= (void *)hdr
;
576 stream
.avail_in
= hdrlen
;
577 while (deflate(&stream
, 0) == Z_OK
)
580 /* Then the data itself.. */
581 stream
.next_in
= unpacked
;
582 stream
.avail_in
= len
;
583 while (deflate(&stream
, Z_FINISH
) == Z_OK
)
588 request
->buffer
.buf
.len
= stream
.total_out
;
590 strbuf_addstr(&buf
, "Destination: ");
591 append_remote_object_url(&buf
, repo
->url
, hex
, 0);
592 request
->dest
= strbuf_detach(&buf
, NULL
);
594 append_remote_object_url(&buf
, repo
->url
, hex
, 0);
595 strbuf_add(&buf
, request
->lock
->tmpfile_suffix
, 41);
596 request
->url
= strbuf_detach(&buf
, NULL
);
598 slot
= get_active_slot();
599 slot
->callback_func
= process_response
;
600 slot
->callback_data
= request
;
601 curl_easy_setopt(slot
->curl
, CURLOPT_INFILE
, &request
->buffer
);
602 curl_easy_setopt(slot
->curl
, CURLOPT_INFILESIZE
, request
->buffer
.buf
.len
);
603 curl_easy_setopt(slot
->curl
, CURLOPT_READFUNCTION
, fread_buffer
);
604 #ifndef NO_CURL_IOCTL
605 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLFUNCTION
, ioctl_buffer
);
606 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLDATA
, &request
->buffer
);
608 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_null
);
609 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_PUT
);
610 curl_easy_setopt(slot
->curl
, CURLOPT_UPLOAD
, 1);
611 curl_easy_setopt(slot
->curl
, CURLOPT_PUT
, 1);
612 curl_easy_setopt(slot
->curl
, CURLOPT_NOBODY
, 0);
613 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, request
->url
);
615 if (start_active_slot(slot
)) {
616 request
->slot
= slot
;
617 request
->state
= RUN_PUT
;
619 request
->state
= ABORTED
;
625 static void start_move(struct transfer_request
*request
)
627 struct active_request_slot
*slot
;
628 struct curl_slist
*dav_headers
= NULL
;
630 slot
= get_active_slot();
631 slot
->callback_func
= process_response
;
632 slot
->callback_data
= request
;
633 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPGET
, 1); /* undo PUT setup */
634 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_MOVE
);
635 dav_headers
= curl_slist_append(dav_headers
, request
->dest
);
636 dav_headers
= curl_slist_append(dav_headers
, "Overwrite: T");
637 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, dav_headers
);
638 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_null
);
639 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, request
->url
);
641 if (start_active_slot(slot
)) {
642 request
->slot
= slot
;
643 request
->state
= RUN_MOVE
;
645 request
->state
= ABORTED
;
651 static int refresh_lock(struct remote_lock
*lock
)
653 struct active_request_slot
*slot
;
654 struct slot_results results
;
655 struct curl_slist
*dav_headers
;
658 lock
->refreshing
= 1;
660 dav_headers
= get_dav_token_headers(lock
, DAV_HEADER_IF
| DAV_HEADER_TIMEOUT
);
662 slot
= get_active_slot();
663 slot
->results
= &results
;
664 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPGET
, 1);
665 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_null
);
666 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, lock
->url
);
667 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_LOCK
);
668 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, dav_headers
);
670 if (start_active_slot(slot
)) {
671 run_active_slot(slot
);
672 if (results
.curl_result
!= CURLE_OK
) {
673 fprintf(stderr
, "LOCK HTTP error %ld\n",
676 lock
->start_time
= time(NULL
);
681 lock
->refreshing
= 0;
682 curl_slist_free_all(dav_headers
);
687 static void check_locks(void)
689 struct remote_lock
*lock
= repo
->locks
;
690 time_t current_time
= time(NULL
);
694 time_remaining
= lock
->start_time
+ lock
->timeout
-
696 if (!lock
->refreshing
&& time_remaining
< LOCK_REFRESH
) {
697 if (!refresh_lock(lock
)) {
699 "Unable to refresh lock for %s\n",
709 static void release_request(struct transfer_request
*request
)
711 struct transfer_request
*entry
= request_queue_head
;
713 if (request
== request_queue_head
) {
714 request_queue_head
= request
->next
;
716 while (entry
->next
!= NULL
&& entry
->next
!= request
)
718 if (entry
->next
== request
)
719 entry
->next
= entry
->next
->next
;
722 if (request
->local_fileno
!= -1)
723 close(request
->local_fileno
);
724 if (request
->local_stream
)
725 fclose(request
->local_stream
);
730 static void finish_request(struct transfer_request
*request
)
733 struct packed_git
*target
;
734 struct packed_git
**lst
;
735 struct active_request_slot
*slot
;
737 request
->curl_result
= request
->slot
->curl_result
;
738 request
->http_code
= request
->slot
->http_code
;
739 slot
= request
->slot
;
740 request
->slot
= NULL
;
742 /* Keep locks active */
745 if (request
->headers
!= NULL
)
746 curl_slist_free_all(request
->headers
);
748 /* URL is reused for MOVE after PUT */
749 if (request
->state
!= RUN_PUT
) {
754 if (request
->state
== RUN_MKCOL
) {
755 if (request
->curl_result
== CURLE_OK
||
756 request
->http_code
== 405) {
757 remote_dir_exists
[request
->obj
->sha1
[0]] = 1;
760 fprintf(stderr
, "MKCOL %s failed, aborting (%d/%ld)\n",
761 sha1_to_hex(request
->obj
->sha1
),
762 request
->curl_result
, request
->http_code
);
763 request
->state
= ABORTED
;
766 } else if (request
->state
== RUN_PUT
) {
767 if (request
->curl_result
== CURLE_OK
) {
770 fprintf(stderr
, "PUT %s failed, aborting (%d/%ld)\n",
771 sha1_to_hex(request
->obj
->sha1
),
772 request
->curl_result
, request
->http_code
);
773 request
->state
= ABORTED
;
776 } else if (request
->state
== RUN_MOVE
) {
777 if (request
->curl_result
== CURLE_OK
) {
779 fprintf(stderr
, " sent %s\n",
780 sha1_to_hex(request
->obj
->sha1
));
781 request
->obj
->flags
|= REMOTE
;
782 release_request(request
);
784 fprintf(stderr
, "MOVE %s failed, aborting (%d/%ld)\n",
785 sha1_to_hex(request
->obj
->sha1
),
786 request
->curl_result
, request
->http_code
);
787 request
->state
= ABORTED
;
790 } else if (request
->state
== RUN_FETCH_LOOSE
) {
791 close(request
->local_fileno
);
792 request
->local_fileno
= -1;
794 if (request
->curl_result
!= CURLE_OK
&&
795 request
->http_code
!= 416) {
796 if (stat(request
->tmpfile
, &st
) == 0) {
798 unlink_or_warn(request
->tmpfile
);
801 if (request
->http_code
== 416)
802 warning("requested range invalid; we may already have all the data.");
804 git_inflate_end(&request
->stream
);
805 git_SHA1_Final(request
->real_sha1
, &request
->c
);
806 if (request
->zret
!= Z_STREAM_END
) {
807 unlink_or_warn(request
->tmpfile
);
808 } else if (hashcmp(request
->obj
->sha1
, request
->real_sha1
)) {
809 unlink_or_warn(request
->tmpfile
);
815 if (request
->rename
== 0)
816 request
->obj
->flags
|= (LOCAL
| REMOTE
);
820 /* Try fetching packed if necessary */
821 if (request
->obj
->flags
& LOCAL
)
822 release_request(request
);
824 start_fetch_packed(request
);
826 } else if (request
->state
== RUN_FETCH_PACKED
) {
827 if (request
->curl_result
!= CURLE_OK
) {
828 fprintf(stderr
, "Unable to get pack file %s\n%s",
829 request
->url
, curl_errorstr
);
830 repo
->can_update_info_refs
= 0;
832 off_t pack_size
= ftell(request
->local_stream
);
834 fclose(request
->local_stream
);
835 request
->local_stream
= NULL
;
837 if (!move_temp_to_file(request
->tmpfile
,
838 request
->filename
)) {
839 target
= (struct packed_git
*)request
->userData
;
840 target
->pack_size
= pack_size
;
842 while (*lst
!= target
)
843 lst
= &((*lst
)->next
);
846 if (!verify_pack(target
))
847 install_packed_git(target
);
849 repo
->can_update_info_refs
= 0;
852 release_request(request
);
856 #ifdef USE_CURL_MULTI
857 static int is_running_queue
;
858 static int fill_active_slot(void *unused
)
860 struct transfer_request
*request
;
862 if (aborted
|| !is_running_queue
)
865 for (request
= request_queue_head
; request
; request
= request
->next
) {
866 if (request
->state
== NEED_FETCH
) {
867 start_fetch_loose(request
);
869 } else if (pushing
&& request
->state
== NEED_PUSH
) {
870 if (remote_dir_exists
[request
->obj
->sha1
[0]] == 1) {
873 start_mkcol(request
);
882 static void get_remote_object_list(unsigned char parent
);
884 static void add_fetch_request(struct object
*obj
)
886 struct transfer_request
*request
;
891 * Don't fetch the object if it's known to exist locally
892 * or is already in the request queue
894 if (remote_dir_exists
[obj
->sha1
[0]] == -1)
895 get_remote_object_list(obj
->sha1
[0]);
896 if (obj
->flags
& (LOCAL
| FETCHING
))
899 obj
->flags
|= FETCHING
;
900 request
= xmalloc(sizeof(*request
));
903 request
->lock
= NULL
;
904 request
->headers
= NULL
;
905 request
->local_fileno
= -1;
906 request
->local_stream
= NULL
;
907 request
->state
= NEED_FETCH
;
908 request
->next
= request_queue_head
;
909 request_queue_head
= request
;
911 #ifdef USE_CURL_MULTI
917 static int add_send_request(struct object
*obj
, struct remote_lock
*lock
)
919 struct transfer_request
*request
= request_queue_head
;
920 struct packed_git
*target
;
922 /* Keep locks active */
926 * Don't push the object if it's known to exist on the remote
927 * or is already in the request queue
929 if (remote_dir_exists
[obj
->sha1
[0]] == -1)
930 get_remote_object_list(obj
->sha1
[0]);
931 if (obj
->flags
& (REMOTE
| PUSHING
))
933 target
= find_sha1_pack(obj
->sha1
, repo
->packs
);
935 obj
->flags
|= REMOTE
;
939 obj
->flags
|= PUSHING
;
940 request
= xmalloc(sizeof(*request
));
943 request
->lock
= lock
;
944 request
->headers
= NULL
;
945 request
->local_fileno
= -1;
946 request
->local_stream
= NULL
;
947 request
->state
= NEED_PUSH
;
948 request
->next
= request_queue_head
;
949 request_queue_head
= request
;
951 #ifdef USE_CURL_MULTI
959 static int fetch_index(unsigned char *sha1
)
962 char *hex
= xstrdup(sha1_to_hex(sha1
));
965 char tmpfile
[PATH_MAX
];
967 char range
[RANGE_HEADER_SIZE
];
968 struct curl_slist
*range_header
= NULL
;
971 struct active_request_slot
*slot
;
972 struct slot_results results
;
974 /* Don't use the index if the pack isn't there */
975 url
= xmalloc(strlen(repo
->url
) + 64);
976 sprintf(url
, "%sobjects/pack/pack-%s.pack", repo
->url
, hex
);
977 slot
= get_active_slot();
978 slot
->results
= &results
;
979 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
980 curl_easy_setopt(slot
->curl
, CURLOPT_NOBODY
, 1);
981 if (start_active_slot(slot
)) {
982 run_active_slot(slot
);
983 if (results
.curl_result
!= CURLE_OK
) {
984 ret
= error("Unable to verify pack %s is available",
989 ret
= error("Unable to start request");
993 if (has_pack_index(sha1
)) {
999 fprintf(stderr
, "Getting index for pack %s\n", hex
);
1001 sprintf(url
, "%sobjects/pack/pack-%s.idx", repo
->url
, hex
);
1003 filename
= sha1_pack_index_name(sha1
);
1004 snprintf(tmpfile
, sizeof(tmpfile
), "%s.temp", filename
);
1005 indexfile
= fopen(tmpfile
, "a");
1007 ret
= error("Unable to open local file %s for pack index",
1012 slot
= get_active_slot();
1013 slot
->results
= &results
;
1014 curl_easy_setopt(slot
->curl
, CURLOPT_NOBODY
, 0);
1015 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPGET
, 1);
1016 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, indexfile
);
1017 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite
);
1018 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
1019 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, no_pragma_header
);
1020 slot
->local
= indexfile
;
1023 * If there is data present from a previous transfer attempt,
1024 * resume where it left off
1026 prev_posn
= ftell(indexfile
);
1030 "Resuming fetch of index for pack %s at byte %ld\n",
1032 sprintf(range
, "Range: bytes=%ld-", prev_posn
);
1033 range_header
= curl_slist_append(range_header
, range
);
1034 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, range_header
);
1037 if (start_active_slot(slot
)) {
1038 run_active_slot(slot
);
1039 if (results
.curl_result
!= CURLE_OK
) {
1040 ret
= error("Unable to get pack index %s\n%s", url
,
1045 ret
= error("Unable to start request");
1049 ret
= move_temp_to_file(tmpfile
, filename
);
1060 static int setup_index(unsigned char *sha1
)
1062 struct packed_git
*new_pack
;
1064 if (fetch_index(sha1
))
1067 new_pack
= parse_pack_index(sha1
);
1068 new_pack
->next
= repo
->packs
;
1069 repo
->packs
= new_pack
;
1073 static int fetch_indices(void)
1075 unsigned char sha1
[20];
1077 struct strbuf buffer
= STRBUF_INIT
;
1081 struct active_request_slot
*slot
;
1082 struct slot_results results
;
1085 fprintf(stderr
, "Getting pack list\n");
1087 url
= xmalloc(strlen(repo
->url
) + 20);
1088 sprintf(url
, "%sobjects/info/packs", repo
->url
);
1090 slot
= get_active_slot();
1091 slot
->results
= &results
;
1092 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, &buffer
);
1093 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_buffer
);
1094 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
1095 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, NULL
);
1096 if (start_active_slot(slot
)) {
1097 run_active_slot(slot
);
1098 if (results
.curl_result
!= CURLE_OK
) {
1099 strbuf_release(&buffer
);
1101 if (results
.http_code
== 404)
1104 return error("%s", curl_errorstr
);
1107 strbuf_release(&buffer
);
1109 return error("Unable to start request");
1114 while (i
< buffer
.len
) {
1118 if (i
+ 52 < buffer
.len
&&
1119 !prefixcmp(data
+ i
, " pack-") &&
1120 !prefixcmp(data
+ i
+ 46, ".pack\n")) {
1121 get_sha1_hex(data
+ i
+ 6, sha1
);
1127 while (data
[i
] != '\n')
1133 strbuf_release(&buffer
);
1137 static void one_remote_object(const char *hex
)
1139 unsigned char sha1
[20];
1142 if (get_sha1_hex(hex
, sha1
) != 0)
1145 obj
= lookup_object(sha1
);
1147 obj
= parse_object(sha1
);
1149 /* Ignore remote objects that don't exist locally */
1153 obj
->flags
|= REMOTE
;
1154 if (!object_list_contains(objects
, obj
))
1155 object_list_insert(obj
, &objects
);
1158 static void handle_lockprop_ctx(struct xml_ctx
*ctx
, int tag_closed
)
1160 int *lock_flags
= (int *)ctx
->userData
;
1163 if (!strcmp(ctx
->name
, DAV_CTX_LOCKENTRY
)) {
1164 if ((*lock_flags
& DAV_PROP_LOCKEX
) &&
1165 (*lock_flags
& DAV_PROP_LOCKWR
)) {
1166 *lock_flags
|= DAV_LOCK_OK
;
1168 *lock_flags
&= DAV_LOCK_OK
;
1169 } else if (!strcmp(ctx
->name
, DAV_CTX_LOCKTYPE_WRITE
)) {
1170 *lock_flags
|= DAV_PROP_LOCKWR
;
1171 } else if (!strcmp(ctx
->name
, DAV_CTX_LOCKTYPE_EXCLUSIVE
)) {
1172 *lock_flags
|= DAV_PROP_LOCKEX
;
1177 static void handle_new_lock_ctx(struct xml_ctx
*ctx
, int tag_closed
)
1179 struct remote_lock
*lock
= (struct remote_lock
*)ctx
->userData
;
1180 git_SHA_CTX sha_ctx
;
1181 unsigned char lock_token_sha1
[20];
1183 if (tag_closed
&& ctx
->cdata
) {
1184 if (!strcmp(ctx
->name
, DAV_ACTIVELOCK_OWNER
)) {
1185 lock
->owner
= xmalloc(strlen(ctx
->cdata
) + 1);
1186 strcpy(lock
->owner
, ctx
->cdata
);
1187 } else if (!strcmp(ctx
->name
, DAV_ACTIVELOCK_TIMEOUT
)) {
1188 if (!prefixcmp(ctx
->cdata
, "Second-"))
1190 strtol(ctx
->cdata
+ 7, NULL
, 10);
1191 } else if (!strcmp(ctx
->name
, DAV_ACTIVELOCK_TOKEN
)) {
1192 lock
->token
= xmalloc(strlen(ctx
->cdata
) + 1);
1193 strcpy(lock
->token
, ctx
->cdata
);
1195 git_SHA1_Init(&sha_ctx
);
1196 git_SHA1_Update(&sha_ctx
, lock
->token
, strlen(lock
->token
));
1197 git_SHA1_Final(lock_token_sha1
, &sha_ctx
);
1199 lock
->tmpfile_suffix
[0] = '_';
1200 memcpy(lock
->tmpfile_suffix
+ 1, sha1_to_hex(lock_token_sha1
), 40);
1205 static void one_remote_ref(char *refname
);
1208 xml_start_tag(void *userData
, const char *name
, const char **atts
)
1210 struct xml_ctx
*ctx
= (struct xml_ctx
*)userData
;
1211 const char *c
= strchr(name
, ':');
1219 new_len
= strlen(ctx
->name
) + strlen(c
) + 2;
1221 if (new_len
> ctx
->len
) {
1222 ctx
->name
= xrealloc(ctx
->name
, new_len
);
1225 strcat(ctx
->name
, ".");
1226 strcat(ctx
->name
, c
);
1231 ctx
->userFunc(ctx
, 0);
1235 xml_end_tag(void *userData
, const char *name
)
1237 struct xml_ctx
*ctx
= (struct xml_ctx
*)userData
;
1238 const char *c
= strchr(name
, ':');
1241 ctx
->userFunc(ctx
, 1);
1248 ep
= ctx
->name
+ strlen(ctx
->name
) - strlen(c
) - 1;
1253 xml_cdata(void *userData
, const XML_Char
*s
, int len
)
1255 struct xml_ctx
*ctx
= (struct xml_ctx
*)userData
;
1257 ctx
->cdata
= xmemdupz(s
, len
);
1260 static struct remote_lock
*lock_remote(const char *path
, long timeout
)
1262 struct active_request_slot
*slot
;
1263 struct slot_results results
;
1264 struct buffer out_buffer
= { STRBUF_INIT
, 0 };
1265 struct strbuf in_buffer
= STRBUF_INIT
;
1268 char timeout_header
[25];
1269 struct remote_lock
*lock
= NULL
;
1270 struct curl_slist
*dav_headers
= NULL
;
1274 url
= xmalloc(strlen(repo
->url
) + strlen(path
) + 1);
1275 sprintf(url
, "%s%s", repo
->url
, path
);
1277 /* Make sure leading directories exist for the remote ref */
1278 ep
= strchr(url
+ strlen(repo
->url
) + 1, '/');
1280 char saved_character
= ep
[1];
1282 slot
= get_active_slot();
1283 slot
->results
= &results
;
1284 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPGET
, 1);
1285 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
1286 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_MKCOL
);
1287 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_null
);
1288 if (start_active_slot(slot
)) {
1289 run_active_slot(slot
);
1290 if (results
.curl_result
!= CURLE_OK
&&
1291 results
.http_code
!= 405) {
1293 "Unable to create branch path %s\n",
1299 fprintf(stderr
, "Unable to start MKCOL request\n");
1303 ep
[1] = saved_character
;
1304 ep
= strchr(ep
+ 1, '/');
1307 escaped
= xml_entities(git_default_email
);
1308 strbuf_addf(&out_buffer
.buf
, LOCK_REQUEST
, escaped
);
1311 sprintf(timeout_header
, "Timeout: Second-%ld", timeout
);
1312 dav_headers
= curl_slist_append(dav_headers
, timeout_header
);
1313 dav_headers
= curl_slist_append(dav_headers
, "Content-Type: text/xml");
1315 slot
= get_active_slot();
1316 slot
->results
= &results
;
1317 curl_easy_setopt(slot
->curl
, CURLOPT_INFILE
, &out_buffer
);
1318 curl_easy_setopt(slot
->curl
, CURLOPT_INFILESIZE
, out_buffer
.buf
.len
);
1319 curl_easy_setopt(slot
->curl
, CURLOPT_READFUNCTION
, fread_buffer
);
1320 #ifndef NO_CURL_IOCTL
1321 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLFUNCTION
, ioctl_buffer
);
1322 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLDATA
, &out_buffer
);
1324 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, &in_buffer
);
1325 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_buffer
);
1326 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
1327 curl_easy_setopt(slot
->curl
, CURLOPT_UPLOAD
, 1);
1328 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_LOCK
);
1329 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, dav_headers
);
1331 lock
= xcalloc(1, sizeof(*lock
));
1334 if (start_active_slot(slot
)) {
1335 run_active_slot(slot
);
1336 if (results
.curl_result
== CURLE_OK
) {
1337 XML_Parser parser
= XML_ParserCreate(NULL
);
1338 enum XML_Status result
;
1339 ctx
.name
= xcalloc(10, 1);
1342 ctx
.userFunc
= handle_new_lock_ctx
;
1343 ctx
.userData
= lock
;
1344 XML_SetUserData(parser
, &ctx
);
1345 XML_SetElementHandler(parser
, xml_start_tag
,
1347 XML_SetCharacterDataHandler(parser
, xml_cdata
);
1348 result
= XML_Parse(parser
, in_buffer
.buf
,
1351 if (result
!= XML_STATUS_OK
) {
1352 fprintf(stderr
, "XML error: %s\n",
1354 XML_GetErrorCode(parser
)));
1357 XML_ParserFree(parser
);
1360 fprintf(stderr
, "Unable to start LOCK request\n");
1363 curl_slist_free_all(dav_headers
);
1364 strbuf_release(&out_buffer
.buf
);
1365 strbuf_release(&in_buffer
);
1367 if (lock
->token
== NULL
|| lock
->timeout
<= 0) {
1375 lock
->start_time
= time(NULL
);
1376 lock
->next
= repo
->locks
;
1383 static int unlock_remote(struct remote_lock
*lock
)
1385 struct active_request_slot
*slot
;
1386 struct slot_results results
;
1387 struct remote_lock
*prev
= repo
->locks
;
1388 struct curl_slist
*dav_headers
;
1391 dav_headers
= get_dav_token_headers(lock
, DAV_HEADER_LOCK
);
1393 slot
= get_active_slot();
1394 slot
->results
= &results
;
1395 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_null
);
1396 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, lock
->url
);
1397 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_UNLOCK
);
1398 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, dav_headers
);
1400 if (start_active_slot(slot
)) {
1401 run_active_slot(slot
);
1402 if (results
.curl_result
== CURLE_OK
)
1405 fprintf(stderr
, "UNLOCK HTTP error %ld\n",
1408 fprintf(stderr
, "Unable to start UNLOCK request\n");
1411 curl_slist_free_all(dav_headers
);
1413 if (repo
->locks
== lock
) {
1414 repo
->locks
= lock
->next
;
1416 while (prev
&& prev
->next
!= lock
)
1419 prev
->next
= prev
->next
->next
;
1430 static void remove_locks(void)
1432 struct remote_lock
*lock
= repo
->locks
;
1434 fprintf(stderr
, "Removing remote locks...\n");
1436 unlock_remote(lock
);
1441 static void remove_locks_on_signal(int signo
)
1444 sigchain_pop(signo
);
1448 static void remote_ls(const char *path
, int flags
,
1449 void (*userFunc
)(struct remote_ls_ctx
*ls
),
1452 static void process_ls_object(struct remote_ls_ctx
*ls
)
1454 unsigned int *parent
= (unsigned int *)ls
->userData
;
1455 char *path
= ls
->dentry_name
;
1458 if (!strcmp(ls
->path
, ls
->dentry_name
) && (ls
->flags
& IS_DIR
)) {
1459 remote_dir_exists
[*parent
] = 1;
1463 if (strlen(path
) != 49)
1466 obj_hex
= xmalloc(strlen(path
));
1467 /* NB: path is not null-terminated, can not use strlcpy here */
1468 memcpy(obj_hex
, path
, 2);
1469 strcpy(obj_hex
+ 2, path
+ 3);
1470 one_remote_object(obj_hex
);
1474 static void process_ls_ref(struct remote_ls_ctx
*ls
)
1476 if (!strcmp(ls
->path
, ls
->dentry_name
) && (ls
->dentry_flags
& IS_DIR
)) {
1477 fprintf(stderr
, " %s\n", ls
->dentry_name
);
1481 if (!(ls
->dentry_flags
& IS_DIR
))
1482 one_remote_ref(ls
->dentry_name
);
1485 static void handle_remote_ls_ctx(struct xml_ctx
*ctx
, int tag_closed
)
1487 struct remote_ls_ctx
*ls
= (struct remote_ls_ctx
*)ctx
->userData
;
1490 if (!strcmp(ctx
->name
, DAV_PROPFIND_RESP
) && ls
->dentry_name
) {
1491 if (ls
->dentry_flags
& IS_DIR
) {
1492 if (ls
->flags
& PROCESS_DIRS
) {
1495 if (strcmp(ls
->dentry_name
, ls
->path
) &&
1496 ls
->flags
& RECURSIVE
) {
1497 remote_ls(ls
->dentry_name
,
1502 } else if (ls
->flags
& PROCESS_FILES
) {
1505 } else if (!strcmp(ctx
->name
, DAV_PROPFIND_NAME
) && ctx
->cdata
) {
1506 char *path
= ctx
->cdata
;
1507 if (*ctx
->cdata
== 'h') {
1508 path
= strstr(path
, "//");
1510 path
= strchr(path
+2, '/');
1514 path
+= repo
->path_len
;
1515 ls
->dentry_name
= xstrdup(path
);
1517 } else if (!strcmp(ctx
->name
, DAV_PROPFIND_COLLECTION
)) {
1518 ls
->dentry_flags
|= IS_DIR
;
1520 } else if (!strcmp(ctx
->name
, DAV_PROPFIND_RESP
)) {
1521 free(ls
->dentry_name
);
1522 ls
->dentry_name
= NULL
;
1523 ls
->dentry_flags
= 0;
1528 * NEEDSWORK: remote_ls() ignores info/refs on the remote side. But it
1529 * should _only_ heed the information from that file, instead of trying to
1530 * determine the refs from the remote file system (badly: it does not even
1531 * know about packed-refs).
1533 static void remote_ls(const char *path
, int flags
,
1534 void (*userFunc
)(struct remote_ls_ctx
*ls
),
1537 char *url
= xmalloc(strlen(repo
->url
) + strlen(path
) + 1);
1538 struct active_request_slot
*slot
;
1539 struct slot_results results
;
1540 struct strbuf in_buffer
= STRBUF_INIT
;
1541 struct buffer out_buffer
= { STRBUF_INIT
, 0 };
1542 struct curl_slist
*dav_headers
= NULL
;
1544 struct remote_ls_ctx ls
;
1547 ls
.path
= xstrdup(path
);
1548 ls
.dentry_name
= NULL
;
1549 ls
.dentry_flags
= 0;
1550 ls
.userData
= userData
;
1551 ls
.userFunc
= userFunc
;
1553 sprintf(url
, "%s%s", repo
->url
, path
);
1555 strbuf_addf(&out_buffer
.buf
, PROPFIND_ALL_REQUEST
);
1557 dav_headers
= curl_slist_append(dav_headers
, "Depth: 1");
1558 dav_headers
= curl_slist_append(dav_headers
, "Content-Type: text/xml");
1560 slot
= get_active_slot();
1561 slot
->results
= &results
;
1562 curl_easy_setopt(slot
->curl
, CURLOPT_INFILE
, &out_buffer
);
1563 curl_easy_setopt(slot
->curl
, CURLOPT_INFILESIZE
, out_buffer
.buf
.len
);
1564 curl_easy_setopt(slot
->curl
, CURLOPT_READFUNCTION
, fread_buffer
);
1565 #ifndef NO_CURL_IOCTL
1566 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLFUNCTION
, ioctl_buffer
);
1567 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLDATA
, &out_buffer
);
1569 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, &in_buffer
);
1570 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_buffer
);
1571 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
1572 curl_easy_setopt(slot
->curl
, CURLOPT_UPLOAD
, 1);
1573 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_PROPFIND
);
1574 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, dav_headers
);
1576 if (start_active_slot(slot
)) {
1577 run_active_slot(slot
);
1578 if (results
.curl_result
== CURLE_OK
) {
1579 XML_Parser parser
= XML_ParserCreate(NULL
);
1580 enum XML_Status result
;
1581 ctx
.name
= xcalloc(10, 1);
1584 ctx
.userFunc
= handle_remote_ls_ctx
;
1586 XML_SetUserData(parser
, &ctx
);
1587 XML_SetElementHandler(parser
, xml_start_tag
,
1589 XML_SetCharacterDataHandler(parser
, xml_cdata
);
1590 result
= XML_Parse(parser
, in_buffer
.buf
,
1594 if (result
!= XML_STATUS_OK
) {
1595 fprintf(stderr
, "XML error: %s\n",
1597 XML_GetErrorCode(parser
)));
1599 XML_ParserFree(parser
);
1602 fprintf(stderr
, "Unable to start PROPFIND request\n");
1607 strbuf_release(&out_buffer
.buf
);
1608 strbuf_release(&in_buffer
);
1609 curl_slist_free_all(dav_headers
);
1612 static void get_remote_object_list(unsigned char parent
)
1614 char path
[] = "objects/XX/";
1615 static const char hex
[] = "0123456789abcdef";
1616 unsigned int val
= parent
;
1618 path
[8] = hex
[val
>> 4];
1619 path
[9] = hex
[val
& 0xf];
1620 remote_dir_exists
[val
] = 0;
1621 remote_ls(path
, (PROCESS_FILES
| PROCESS_DIRS
),
1622 process_ls_object
, &val
);
1625 static int locking_available(void)
1627 struct active_request_slot
*slot
;
1628 struct slot_results results
;
1629 struct strbuf in_buffer
= STRBUF_INIT
;
1630 struct buffer out_buffer
= { STRBUF_INIT
, 0 };
1631 struct curl_slist
*dav_headers
= NULL
;
1636 escaped
= xml_entities(repo
->url
);
1637 strbuf_addf(&out_buffer
.buf
, PROPFIND_SUPPORTEDLOCK_REQUEST
, escaped
);
1640 dav_headers
= curl_slist_append(dav_headers
, "Depth: 0");
1641 dav_headers
= curl_slist_append(dav_headers
, "Content-Type: text/xml");
1643 slot
= get_active_slot();
1644 slot
->results
= &results
;
1645 curl_easy_setopt(slot
->curl
, CURLOPT_INFILE
, &out_buffer
);
1646 curl_easy_setopt(slot
->curl
, CURLOPT_INFILESIZE
, out_buffer
.buf
.len
);
1647 curl_easy_setopt(slot
->curl
, CURLOPT_READFUNCTION
, fread_buffer
);
1648 #ifndef NO_CURL_IOCTL
1649 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLFUNCTION
, ioctl_buffer
);
1650 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLDATA
, &out_buffer
);
1652 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, &in_buffer
);
1653 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_buffer
);
1654 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, repo
->url
);
1655 curl_easy_setopt(slot
->curl
, CURLOPT_UPLOAD
, 1);
1656 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_PROPFIND
);
1657 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, dav_headers
);
1659 if (start_active_slot(slot
)) {
1660 run_active_slot(slot
);
1661 if (results
.curl_result
== CURLE_OK
) {
1662 XML_Parser parser
= XML_ParserCreate(NULL
);
1663 enum XML_Status result
;
1664 ctx
.name
= xcalloc(10, 1);
1667 ctx
.userFunc
= handle_lockprop_ctx
;
1668 ctx
.userData
= &lock_flags
;
1669 XML_SetUserData(parser
, &ctx
);
1670 XML_SetElementHandler(parser
, xml_start_tag
,
1672 result
= XML_Parse(parser
, in_buffer
.buf
,
1676 if (result
!= XML_STATUS_OK
) {
1677 fprintf(stderr
, "XML error: %s\n",
1679 XML_GetErrorCode(parser
)));
1682 XML_ParserFree(parser
);
1684 error("no DAV locking support on %s",
1688 error("Cannot access URL %s, return code %d",
1689 repo
->url
, results
.curl_result
);
1693 error("Unable to start PROPFIND request on %s", repo
->url
);
1696 strbuf_release(&out_buffer
.buf
);
1697 strbuf_release(&in_buffer
);
1698 curl_slist_free_all(dav_headers
);
1703 static struct object_list
**add_one_object(struct object
*obj
, struct object_list
**p
)
1705 struct object_list
*entry
= xmalloc(sizeof(struct object_list
));
1709 return &entry
->next
;
1712 static struct object_list
**process_blob(struct blob
*blob
,
1713 struct object_list
**p
,
1714 struct name_path
*path
,
1717 struct object
*obj
= &blob
->object
;
1719 obj
->flags
|= LOCAL
;
1721 if (obj
->flags
& (UNINTERESTING
| SEEN
))
1725 return add_one_object(obj
, p
);
1728 static struct object_list
**process_tree(struct tree
*tree
,
1729 struct object_list
**p
,
1730 struct name_path
*path
,
1733 struct object
*obj
= &tree
->object
;
1734 struct tree_desc desc
;
1735 struct name_entry entry
;
1736 struct name_path me
;
1738 obj
->flags
|= LOCAL
;
1740 if (obj
->flags
& (UNINTERESTING
| SEEN
))
1742 if (parse_tree(tree
) < 0)
1743 die("bad tree object %s", sha1_to_hex(obj
->sha1
));
1746 name
= xstrdup(name
);
1747 p
= add_one_object(obj
, p
);
1750 me
.elem_len
= strlen(name
);
1752 init_tree_desc(&desc
, tree
->buffer
, tree
->size
);
1754 while (tree_entry(&desc
, &entry
))
1755 switch (object_type(entry
.mode
)) {
1757 p
= process_tree(lookup_tree(entry
.sha1
), p
, &me
, name
);
1760 p
= process_blob(lookup_blob(entry
.sha1
), p
, &me
, name
);
1763 /* Subproject commit - not in this repository */
1768 tree
->buffer
= NULL
;
1772 static int get_delta(struct rev_info
*revs
, struct remote_lock
*lock
)
1775 struct commit
*commit
;
1776 struct object_list
**p
= &objects
;
1779 while ((commit
= get_revision(revs
)) != NULL
) {
1780 p
= process_tree(commit
->tree
, p
, NULL
, "");
1781 commit
->object
.flags
|= LOCAL
;
1782 if (!(commit
->object
.flags
& UNINTERESTING
))
1783 count
+= add_send_request(&commit
->object
, lock
);
1786 for (i
= 0; i
< revs
->pending
.nr
; i
++) {
1787 struct object_array_entry
*entry
= revs
->pending
.objects
+ i
;
1788 struct object
*obj
= entry
->item
;
1789 const char *name
= entry
->name
;
1791 if (obj
->flags
& (UNINTERESTING
| SEEN
))
1793 if (obj
->type
== OBJ_TAG
) {
1795 p
= add_one_object(obj
, p
);
1798 if (obj
->type
== OBJ_TREE
) {
1799 p
= process_tree((struct tree
*)obj
, p
, NULL
, name
);
1802 if (obj
->type
== OBJ_BLOB
) {
1803 p
= process_blob((struct blob
*)obj
, p
, NULL
, name
);
1806 die("unknown pending object %s (%s)", sha1_to_hex(obj
->sha1
), name
);
1810 if (!(objects
->item
->flags
& UNINTERESTING
))
1811 count
+= add_send_request(objects
->item
, lock
);
1812 objects
= objects
->next
;
1818 static int update_remote(unsigned char *sha1
, struct remote_lock
*lock
)
1820 struct active_request_slot
*slot
;
1821 struct slot_results results
;
1822 struct buffer out_buffer
= { STRBUF_INIT
, 0 };
1823 struct curl_slist
*dav_headers
;
1825 dav_headers
= get_dav_token_headers(lock
, DAV_HEADER_IF
);
1827 strbuf_addf(&out_buffer
.buf
, "%s\n", sha1_to_hex(sha1
));
1829 slot
= get_active_slot();
1830 slot
->results
= &results
;
1831 curl_easy_setopt(slot
->curl
, CURLOPT_INFILE
, &out_buffer
);
1832 curl_easy_setopt(slot
->curl
, CURLOPT_INFILESIZE
, out_buffer
.buf
.len
);
1833 curl_easy_setopt(slot
->curl
, CURLOPT_READFUNCTION
, fread_buffer
);
1834 #ifndef NO_CURL_IOCTL
1835 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLFUNCTION
, ioctl_buffer
);
1836 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLDATA
, &out_buffer
);
1838 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_null
);
1839 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_PUT
);
1840 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, dav_headers
);
1841 curl_easy_setopt(slot
->curl
, CURLOPT_UPLOAD
, 1);
1842 curl_easy_setopt(slot
->curl
, CURLOPT_PUT
, 1);
1843 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, lock
->url
);
1845 if (start_active_slot(slot
)) {
1846 run_active_slot(slot
);
1847 strbuf_release(&out_buffer
.buf
);
1848 if (results
.curl_result
!= CURLE_OK
) {
1850 "PUT error: curl result=%d, HTTP code=%ld\n",
1851 results
.curl_result
, results
.http_code
);
1852 /* We should attempt recovery? */
1856 strbuf_release(&out_buffer
.buf
);
1857 fprintf(stderr
, "Unable to start PUT request\n");
1864 static struct ref
*remote_refs
, **remote_tail
;
1866 static void one_remote_ref(char *refname
)
1871 ref
= alloc_ref(refname
);
1873 if (http_fetch_ref(repo
->url
, ref
) != 0) {
1875 "Unable to fetch ref %s from %s\n",
1876 refname
, repo
->url
);
1882 * Fetch a copy of the object if it doesn't exist locally - it
1883 * may be required for updating server info later.
1885 if (repo
->can_update_info_refs
&& !has_sha1_file(ref
->old_sha1
)) {
1886 obj
= lookup_unknown_object(ref
->old_sha1
);
1888 fprintf(stderr
, " fetch %s for %s\n",
1889 sha1_to_hex(ref
->old_sha1
), refname
);
1890 add_fetch_request(obj
);
1895 remote_tail
= &ref
->next
;
1898 static void get_dav_remote_heads(void)
1900 remote_tail
= &remote_refs
;
1901 remote_ls("refs/", (PROCESS_FILES
| PROCESS_DIRS
| RECURSIVE
), process_ls_ref
, NULL
);
1904 static int is_zero_sha1(const unsigned char *sha1
)
1908 for (i
= 0; i
< 20; i
++) {
1915 static void add_remote_info_ref(struct remote_ls_ctx
*ls
)
1917 struct strbuf
*buf
= (struct strbuf
*)ls
->userData
;
1923 ref
= alloc_ref(ls
->dentry_name
);
1925 if (http_fetch_ref(repo
->url
, ref
) != 0) {
1927 "Unable to fetch ref %s from %s\n",
1928 ls
->dentry_name
, repo
->url
);
1934 o
= parse_object(ref
->old_sha1
);
1937 "Unable to parse object %s for remote ref %s\n",
1938 sha1_to_hex(ref
->old_sha1
), ls
->dentry_name
);
1944 len
= strlen(ls
->dentry_name
) + 42;
1945 ref_info
= xcalloc(len
+ 1, 1);
1946 sprintf(ref_info
, "%s %s\n",
1947 sha1_to_hex(ref
->old_sha1
), ls
->dentry_name
);
1948 fwrite_buffer(ref_info
, 1, len
, buf
);
1951 if (o
->type
== OBJ_TAG
) {
1952 o
= deref_tag(o
, ls
->dentry_name
, 0);
1954 len
= strlen(ls
->dentry_name
) + 45;
1955 ref_info
= xcalloc(len
+ 1, 1);
1956 sprintf(ref_info
, "%s %s^{}\n",
1957 sha1_to_hex(o
->sha1
), ls
->dentry_name
);
1958 fwrite_buffer(ref_info
, 1, len
, buf
);
1965 static void update_remote_info_refs(struct remote_lock
*lock
)
1967 struct buffer buffer
= { STRBUF_INIT
, 0 };
1968 struct active_request_slot
*slot
;
1969 struct slot_results results
;
1970 struct curl_slist
*dav_headers
;
1972 remote_ls("refs/", (PROCESS_FILES
| RECURSIVE
),
1973 add_remote_info_ref
, &buffer
.buf
);
1975 dav_headers
= get_dav_token_headers(lock
, DAV_HEADER_IF
);
1977 slot
= get_active_slot();
1978 slot
->results
= &results
;
1979 curl_easy_setopt(slot
->curl
, CURLOPT_INFILE
, &buffer
);
1980 curl_easy_setopt(slot
->curl
, CURLOPT_INFILESIZE
, buffer
.buf
.len
);
1981 curl_easy_setopt(slot
->curl
, CURLOPT_READFUNCTION
, fread_buffer
);
1982 #ifndef NO_CURL_IOCTL
1983 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLFUNCTION
, ioctl_buffer
);
1984 curl_easy_setopt(slot
->curl
, CURLOPT_IOCTLDATA
, &buffer
);
1986 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_null
);
1987 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_PUT
);
1988 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, dav_headers
);
1989 curl_easy_setopt(slot
->curl
, CURLOPT_UPLOAD
, 1);
1990 curl_easy_setopt(slot
->curl
, CURLOPT_PUT
, 1);
1991 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, lock
->url
);
1993 if (start_active_slot(slot
)) {
1994 run_active_slot(slot
);
1995 if (results
.curl_result
!= CURLE_OK
) {
1997 "PUT error: curl result=%d, HTTP code=%ld\n",
1998 results
.curl_result
, results
.http_code
);
2002 strbuf_release(&buffer
.buf
);
2005 static int remote_exists(const char *path
)
2007 char *url
= xmalloc(strlen(repo
->url
) + strlen(path
) + 1);
2008 struct active_request_slot
*slot
;
2009 struct slot_results results
;
2012 sprintf(url
, "%s%s", repo
->url
, path
);
2014 slot
= get_active_slot();
2015 slot
->results
= &results
;
2016 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
2017 curl_easy_setopt(slot
->curl
, CURLOPT_NOBODY
, 1);
2019 if (start_active_slot(slot
)) {
2020 run_active_slot(slot
);
2021 if (results
.http_code
== 404)
2023 else if (results
.curl_result
== CURLE_OK
)
2026 fprintf(stderr
, "HEAD HTTP error %ld\n", results
.http_code
);
2028 fprintf(stderr
, "Unable to start HEAD request\n");
2035 static void fetch_symref(const char *path
, char **symref
, unsigned char *sha1
)
2038 struct strbuf buffer
= STRBUF_INIT
;
2039 struct active_request_slot
*slot
;
2040 struct slot_results results
;
2042 url
= xmalloc(strlen(repo
->url
) + strlen(path
) + 1);
2043 sprintf(url
, "%s%s", repo
->url
, path
);
2045 slot
= get_active_slot();
2046 slot
->results
= &results
;
2047 curl_easy_setopt(slot
->curl
, CURLOPT_FILE
, &buffer
);
2048 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_buffer
);
2049 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPHEADER
, NULL
);
2050 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
2051 if (start_active_slot(slot
)) {
2052 run_active_slot(slot
);
2053 if (results
.curl_result
!= CURLE_OK
) {
2054 die("Couldn't get %s for remote symref\n%s",
2055 url
, curl_errorstr
);
2058 die("Unable to start remote symref request");
2066 if (buffer
.len
== 0)
2069 /* If it's a symref, set the refname; otherwise try for a sha1 */
2070 if (!prefixcmp((char *)buffer
.buf
, "ref: ")) {
2071 *symref
= xmemdupz((char *)buffer
.buf
+ 5, buffer
.len
- 6);
2073 get_sha1_hex(buffer
.buf
, sha1
);
2076 strbuf_release(&buffer
);
2079 static int verify_merge_base(unsigned char *head_sha1
, unsigned char *branch_sha1
)
2081 struct commit
*head
= lookup_commit(head_sha1
);
2082 struct commit
*branch
= lookup_commit(branch_sha1
);
2083 struct commit_list
*merge_bases
= get_merge_bases(head
, branch
, 1);
2085 return (merge_bases
&& !merge_bases
->next
&& merge_bases
->item
== branch
);
2088 static int delete_remote_branch(char *pattern
, int force
)
2090 struct ref
*refs
= remote_refs
;
2091 struct ref
*remote_ref
= NULL
;
2092 unsigned char head_sha1
[20];
2093 char *symref
= NULL
;
2095 int patlen
= strlen(pattern
);
2097 struct active_request_slot
*slot
;
2098 struct slot_results results
;
2101 /* Find the remote branch(es) matching the specified branch name */
2102 for (match
= 0; refs
; refs
= refs
->next
) {
2103 char *name
= refs
->name
;
2104 int namelen
= strlen(name
);
2105 if (namelen
< patlen
||
2106 memcmp(name
+ namelen
- patlen
, pattern
, patlen
))
2108 if (namelen
!= patlen
&& name
[namelen
- patlen
- 1] != '/')
2114 return error("No remote branch matches %s", pattern
);
2116 return error("More than one remote branch matches %s",
2120 * Remote HEAD must be a symref (not exactly foolproof; a remote
2121 * symlink to a symref will look like a symref)
2123 fetch_symref("HEAD", &symref
, head_sha1
);
2125 return error("Remote HEAD is not a symref");
2127 /* Remote branch must not be the remote HEAD */
2128 for (i
=0; symref
&& i
<MAXDEPTH
; i
++) {
2129 if (!strcmp(remote_ref
->name
, symref
))
2130 return error("Remote branch %s is the current HEAD",
2132 fetch_symref(symref
, &symref
, head_sha1
);
2135 /* Run extra sanity checks if delete is not forced */
2137 /* Remote HEAD must resolve to a known object */
2139 return error("Remote HEAD symrefs too deep");
2140 if (is_zero_sha1(head_sha1
))
2141 return error("Unable to resolve remote HEAD");
2142 if (!has_sha1_file(head_sha1
))
2143 return error("Remote HEAD resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", sha1_to_hex(head_sha1
));
2145 /* Remote branch must resolve to a known object */
2146 if (is_zero_sha1(remote_ref
->old_sha1
))
2147 return error("Unable to resolve remote branch %s",
2149 if (!has_sha1_file(remote_ref
->old_sha1
))
2150 return error("Remote branch %s resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", remote_ref
->name
, sha1_to_hex(remote_ref
->old_sha1
));
2152 /* Remote branch must be an ancestor of remote HEAD */
2153 if (!verify_merge_base(head_sha1
, remote_ref
->old_sha1
)) {
2154 return error("The branch '%s' is not an ancestor "
2155 "of your current HEAD.\n"
2156 "If you are sure you want to delete it,"
2157 " run:\n\t'git http-push -D %s %s'",
2158 remote_ref
->name
, repo
->url
, pattern
);
2162 /* Send delete request */
2163 fprintf(stderr
, "Removing remote branch '%s'\n", remote_ref
->name
);
2166 url
= xmalloc(strlen(repo
->url
) + strlen(remote_ref
->name
) + 1);
2167 sprintf(url
, "%s%s", repo
->url
, remote_ref
->name
);
2168 slot
= get_active_slot();
2169 slot
->results
= &results
;
2170 curl_easy_setopt(slot
->curl
, CURLOPT_HTTPGET
, 1);
2171 curl_easy_setopt(slot
->curl
, CURLOPT_WRITEFUNCTION
, fwrite_null
);
2172 curl_easy_setopt(slot
->curl
, CURLOPT_URL
, url
);
2173 curl_easy_setopt(slot
->curl
, CURLOPT_CUSTOMREQUEST
, DAV_DELETE
);
2174 if (start_active_slot(slot
)) {
2175 run_active_slot(slot
);
2177 if (results
.curl_result
!= CURLE_OK
)
2178 return error("DELETE request failed (%d/%ld)\n",
2179 results
.curl_result
, results
.http_code
);
2182 return error("Unable to start DELETE request");
2188 void run_request_queue(void)
2190 #ifdef USE_CURL_MULTI
2191 is_running_queue
= 1;
2192 fill_active_slots();
2193 add_fill_function(NULL
, fill_active_slot
);
2196 finish_all_active_slots();
2197 #ifdef USE_CURL_MULTI
2198 fill_active_slots();
2200 } while (request_queue_head
&& !aborted
);
2202 #ifdef USE_CURL_MULTI
2203 is_running_queue
= 0;
2207 int main(int argc
, char **argv
)
2209 struct transfer_request
*request
;
2210 struct transfer_request
*next_request
;
2212 char **refspec
= NULL
;
2213 struct remote_lock
*ref_lock
= NULL
;
2214 struct remote_lock
*info_ref_lock
= NULL
;
2215 struct rev_info revs
;
2216 int delete_branch
= 0;
2217 int force_delete
= 0;
2218 int objects_to_send
;
2222 struct ref
*ref
, *local_refs
;
2223 struct remote
*remote
;
2224 char *rewritten_url
= NULL
;
2226 git_extract_argv0_path(argv
[0]);
2228 setup_git_directory();
2230 repo
= xcalloc(sizeof(*repo
), 1);
2233 for (i
= 1; i
< argc
; i
++, argv
++) {
2237 if (!strcmp(arg
, "--all")) {
2238 push_all
= MATCH_REFS_ALL
;
2241 if (!strcmp(arg
, "--force")) {
2245 if (!strcmp(arg
, "--dry-run")) {
2249 if (!strcmp(arg
, "--verbose")) {
2253 if (!strcmp(arg
, "-d")) {
2257 if (!strcmp(arg
, "-D")) {
2264 char *path
= strstr(arg
, "//");
2266 repo
->path_len
= strlen(arg
);
2268 repo
->path
= strchr(path
+2, '/');
2270 repo
->path_len
= strlen(repo
->path
);
2275 nr_refspec
= argc
- i
;
2279 #ifndef USE_CURL_MULTI
2280 die("git-push is not available for http/https repository when not compiled with USE_CURL_MULTI");
2284 usage(http_push_usage
);
2286 if (delete_branch
&& nr_refspec
!= 1)
2287 die("You must specify only one branch name when deleting a remote branch");
2289 memset(remote_dir_exists
, -1, 256);
2292 * Create a minimum remote by hand to give to http_init(),
2293 * primarily to allow it to look at the URL.
2295 remote
= xcalloc(sizeof(*remote
), 1);
2296 ALLOC_GROW(remote
->url
, remote
->url_nr
+ 1, remote
->url_alloc
);
2297 remote
->url
[remote
->url_nr
++] = repo
->url
;
2300 no_pragma_header
= curl_slist_append(no_pragma_header
, "Pragma:");
2302 if (repo
->url
&& repo
->url
[strlen(repo
->url
)-1] != '/') {
2303 rewritten_url
= xmalloc(strlen(repo
->url
)+2);
2304 strcpy(rewritten_url
, repo
->url
);
2305 strcat(rewritten_url
, "/");
2306 repo
->path
= rewritten_url
+ (repo
->path
- repo
->url
);
2308 repo
->url
= rewritten_url
;
2311 #ifdef USE_CURL_MULTI
2312 is_running_queue
= 0;
2315 /* Verify DAV compliance/lock support */
2316 if (!locking_available()) {
2321 sigchain_push_common(remove_locks_on_signal
);
2323 /* Check whether the remote has server info files */
2324 repo
->can_update_info_refs
= 0;
2325 repo
->has_info_refs
= remote_exists("info/refs");
2326 repo
->has_info_packs
= remote_exists("objects/info/packs");
2327 if (repo
->has_info_refs
) {
2328 info_ref_lock
= lock_remote("info/refs", LOCK_TIME
);
2330 repo
->can_update_info_refs
= 1;
2332 error("cannot lock existing info/refs");
2337 if (repo
->has_info_packs
)
2340 /* Get a list of all local and remote heads to validate refspecs */
2341 local_refs
= get_local_heads();
2342 fprintf(stderr
, "Fetching remote heads...\n");
2343 get_dav_remote_heads();
2344 run_request_queue();
2346 /* Remove a remote branch if -d or -D was specified */
2347 if (delete_branch
) {
2348 if (delete_remote_branch(refspec
[0], force_delete
) == -1)
2349 fprintf(stderr
, "Unable to delete remote branch %s\n",
2356 remote_tail
= &remote_refs
;
2357 if (match_refs(local_refs
, remote_refs
, &remote_tail
,
2358 nr_refspec
, (const char **) refspec
, push_all
)) {
2363 fprintf(stderr
, "No refs in common and none specified; doing nothing.\n");
2369 for (ref
= remote_refs
; ref
; ref
= ref
->next
) {
2370 char old_hex
[60], *new_hex
;
2371 const char *commit_argv
[4];
2373 char *new_sha1_hex
, *old_sha1_hex
;
2378 if (is_zero_sha1(ref
->peer_ref
->new_sha1
)) {
2379 if (delete_remote_branch(ref
->name
, 1) == -1) {
2380 error("Could not remove %s", ref
->name
);
2387 if (!hashcmp(ref
->old_sha1
, ref
->peer_ref
->new_sha1
)) {
2388 if (push_verbosely
|| 1)
2389 fprintf(stderr
, "'%s': up-to-date\n", ref
->name
);
2394 !is_zero_sha1(ref
->old_sha1
) &&
2396 if (!has_sha1_file(ref
->old_sha1
) ||
2397 !ref_newer(ref
->peer_ref
->new_sha1
,
2400 * We do not have the remote ref, or
2401 * we know that the remote ref is not
2402 * an ancestor of what we are trying to
2403 * push. Either way this can be losing
2404 * commits at the remote end and likely
2405 * we were not up to date to begin with.
2407 error("remote '%s' is not an ancestor of\n"
2409 "Maybe you are not up-to-date and "
2410 "need to pull first?",
2412 ref
->peer_ref
->name
);
2417 hashcpy(ref
->new_sha1
, ref
->peer_ref
->new_sha1
);
2419 strcpy(old_hex
, sha1_to_hex(ref
->old_sha1
));
2420 new_hex
= sha1_to_hex(ref
->new_sha1
);
2422 fprintf(stderr
, "updating '%s'", ref
->name
);
2423 if (strcmp(ref
->name
, ref
->peer_ref
->name
))
2424 fprintf(stderr
, " using '%s'", ref
->peer_ref
->name
);
2425 fprintf(stderr
, "\n from %s\n to %s\n", old_hex
, new_hex
);
2429 /* Lock remote branch ref */
2430 ref_lock
= lock_remote(ref
->name
, LOCK_TIME
);
2431 if (ref_lock
== NULL
) {
2432 fprintf(stderr
, "Unable to lock remote branch %s\n",
2438 /* Set up revision info for this refspec */
2440 new_sha1_hex
= xstrdup(sha1_to_hex(ref
->new_sha1
));
2441 old_sha1_hex
= NULL
;
2442 commit_argv
[1] = "--objects";
2443 commit_argv
[2] = new_sha1_hex
;
2444 if (!push_all
&& !is_zero_sha1(ref
->old_sha1
)) {
2445 old_sha1_hex
= xmalloc(42);
2446 sprintf(old_sha1_hex
, "^%s",
2447 sha1_to_hex(ref
->old_sha1
));
2448 commit_argv
[3] = old_sha1_hex
;
2451 init_revisions(&revs
, setup_git_directory());
2452 setup_revisions(commit_argc
, commit_argv
, &revs
, NULL
);
2453 revs
.edge_hint
= 0; /* just in case */
2457 commit_argv
[1] = NULL
;
2460 /* Generate a list of objects that need to be pushed */
2462 if (prepare_revision_walk(&revs
))
2463 die("revision walk setup failed");
2464 mark_edges_uninteresting(revs
.commits
, &revs
, NULL
);
2465 objects_to_send
= get_delta(&revs
, ref_lock
);
2466 finish_all_active_slots();
2468 /* Push missing objects to remote, this would be a
2469 convenient time to pack them first if appropriate. */
2471 if (objects_to_send
)
2472 fprintf(stderr
, " sending %d objects\n",
2475 run_request_queue();
2477 /* Update the remote branch if all went well */
2478 if (aborted
|| !update_remote(ref
->new_sha1
, ref_lock
))
2482 fprintf(stderr
, " done\n");
2483 unlock_remote(ref_lock
);
2487 /* Update remote server info if appropriate */
2488 if (repo
->has_info_refs
&& new_refs
) {
2489 if (info_ref_lock
&& repo
->can_update_info_refs
) {
2490 fprintf(stderr
, "Updating remote server info\n");
2492 update_remote_info_refs(info_ref_lock
);
2494 fprintf(stderr
, "Unable to update server info\n");
2499 free(rewritten_url
);
2501 unlock_remote(info_ref_lock
);
2504 curl_slist_free_all(no_pragma_header
);
2508 request
= request_queue_head
;
2509 while (request
!= NULL
) {
2510 next_request
= request
->next
;
2511 release_request(request
);
2512 request
= next_request
;