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Commit | Line | Data |
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58e60dd2 NH |
1 | #include "cache.h" |
2 | #include "commit.h" | |
3 | #include "pack.h" | |
4 | #include "fetch.h" | |
5 | #include "tag.h" | |
6 | #include "blob.h" | |
29508e1e | 7 | #include "http.h" |
aa1dbc98 | 8 | #include "refs.h" |
c4e05b1a | 9 | #include "diff.h" |
aa1dbc98 | 10 | #include "revision.h" |
3dfaf7bc | 11 | #include "exec_cmd.h" |
29508e1e | 12 | |
bee8e79d | 13 | #include <expat.h> |
58e60dd2 NH |
14 | |
15 | static const char http_push_usage[] = | |
1a703cba | 16 | "git-http-push [--all] [--force] [--verbose] <remote> [<head>...]\n"; |
58e60dd2 | 17 | |
92e2eb9c JS |
18 | #ifndef XML_STATUS_OK |
19 | enum XML_Status { | |
20 | XML_STATUS_OK = 1, | |
21 | XML_STATUS_ERROR = 0 | |
22 | }; | |
23 | #define XML_STATUS_OK 1 | |
24 | #define XML_STATUS_ERROR 0 | |
25 | #endif | |
26 | ||
197e8951 | 27 | #define PREV_BUF_SIZE 4096 |
58e60dd2 NH |
28 | #define RANGE_HEADER_SIZE 30 |
29 | ||
acf59575 | 30 | /* DAV methods */ |
58e60dd2 NH |
31 | #define DAV_LOCK "LOCK" |
32 | #define DAV_MKCOL "MKCOL" | |
33 | #define DAV_MOVE "MOVE" | |
34 | #define DAV_PROPFIND "PROPFIND" | |
35 | #define DAV_PUT "PUT" | |
36 | #define DAV_UNLOCK "UNLOCK" | |
3dfaf7bc | 37 | #define DAV_DELETE "DELETE" |
acf59575 NH |
38 | |
39 | /* DAV lock flags */ | |
40 | #define DAV_PROP_LOCKWR (1u << 0) | |
41 | #define DAV_PROP_LOCKEX (1u << 1) | |
42 | #define DAV_LOCK_OK (1u << 2) | |
43 | ||
44 | /* DAV XML properties */ | |
45 | #define DAV_CTX_LOCKENTRY ".multistatus.response.propstat.prop.supportedlock.lockentry" | |
46 | #define DAV_CTX_LOCKTYPE_WRITE ".multistatus.response.propstat.prop.supportedlock.lockentry.locktype.write" | |
47 | #define DAV_CTX_LOCKTYPE_EXCLUSIVE ".multistatus.response.propstat.prop.supportedlock.lockentry.lockscope.exclusive" | |
48 | #define DAV_ACTIVELOCK_OWNER ".prop.lockdiscovery.activelock.owner.href" | |
49 | #define DAV_ACTIVELOCK_TIMEOUT ".prop.lockdiscovery.activelock.timeout" | |
50 | #define DAV_ACTIVELOCK_TOKEN ".prop.lockdiscovery.activelock.locktoken.href" | |
aa1dbc98 NH |
51 | #define DAV_PROPFIND_RESP ".multistatus.response" |
52 | #define DAV_PROPFIND_NAME ".multistatus.response.href" | |
53 | #define DAV_PROPFIND_COLLECTION ".multistatus.response.propstat.prop.resourcetype.collection" | |
acf59575 NH |
54 | |
55 | /* DAV request body templates */ | |
aa1dbc98 NH |
56 | #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>" |
57 | #define PROPFIND_ALL_REQUEST "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n<D:propfind xmlns:D=\"DAV:\">\n<D:allprop/>\n</D:propfind>" | |
58e60dd2 NH |
58 | #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>" |
59 | ||
75187c9d NH |
60 | #define LOCK_TIME 600 |
61 | #define LOCK_REFRESH 30 | |
62 | ||
1b65a5aa | 63 | /* bits #0-15 in revision.h */ |
aa1dbc98 | 64 | |
1b65a5aa JH |
65 | #define LOCAL (1u<<16) |
66 | #define REMOTE (1u<<17) | |
67 | #define FETCHING (1u<<18) | |
68 | #define PUSHING (1u<<19) | |
aa1dbc98 | 69 | |
3dfaf7bc NH |
70 | /* We allow "recursive" symbolic refs. Only within reason, though */ |
71 | #define MAXDEPTH 5 | |
72 | ||
58e60dd2 NH |
73 | static int pushing = 0; |
74 | static int aborted = 0; | |
a3c57c9a | 75 | static signed char remote_dir_exists[256]; |
58e60dd2 | 76 | |
58e60dd2 NH |
77 | static struct curl_slist *no_pragma_header; |
78 | static struct curl_slist *default_headers; | |
58e60dd2 NH |
79 | |
80 | static int push_verbosely = 0; | |
81 | static int push_all = 0; | |
82 | static int force_all = 0; | |
83 | ||
aa1dbc98 NH |
84 | static struct object_list *objects = NULL; |
85 | ||
58e60dd2 NH |
86 | struct repo |
87 | { | |
88 | char *url; | |
aa1dbc98 | 89 | int path_len; |
197e8951 NH |
90 | int has_info_refs; |
91 | int can_update_info_refs; | |
92 | int has_info_packs; | |
58e60dd2 | 93 | struct packed_git *packs; |
512d632c | 94 | struct remote_lock *locks; |
58e60dd2 NH |
95 | }; |
96 | ||
97 | static struct repo *remote = NULL; | |
98 | ||
99 | enum transfer_state { | |
197e8951 NH |
100 | NEED_FETCH, |
101 | RUN_FETCH_LOOSE, | |
102 | RUN_FETCH_PACKED, | |
58e60dd2 NH |
103 | NEED_PUSH, |
104 | RUN_MKCOL, | |
105 | RUN_PUT, | |
106 | RUN_MOVE, | |
107 | ABORTED, | |
108 | COMPLETE, | |
109 | }; | |
110 | ||
111 | struct transfer_request | |
112 | { | |
aa1dbc98 | 113 | struct object *obj; |
58e60dd2 NH |
114 | char *url; |
115 | char *dest; | |
aa1dbc98 | 116 | struct remote_lock *lock; |
58e60dd2 NH |
117 | struct curl_slist *headers; |
118 | struct buffer buffer; | |
119 | char filename[PATH_MAX]; | |
120 | char tmpfile[PATH_MAX]; | |
197e8951 NH |
121 | int local_fileno; |
122 | FILE *local_stream; | |
58e60dd2 NH |
123 | enum transfer_state state; |
124 | CURLcode curl_result; | |
125 | char errorstr[CURL_ERROR_SIZE]; | |
126 | long http_code; | |
127 | unsigned char real_sha1[20]; | |
128 | SHA_CTX c; | |
129 | z_stream stream; | |
130 | int zret; | |
131 | int rename; | |
197e8951 | 132 | void *userData; |
58e60dd2 NH |
133 | struct active_request_slot *slot; |
134 | struct transfer_request *next; | |
135 | }; | |
136 | ||
58e60dd2 | 137 | static struct transfer_request *request_queue_head = NULL; |
58e60dd2 | 138 | |
acf59575 NH |
139 | struct xml_ctx |
140 | { | |
141 | char *name; | |
142 | int len; | |
143 | char *cdata; | |
144 | void (*userFunc)(struct xml_ctx *ctx, int tag_closed); | |
145 | void *userData; | |
146 | }; | |
147 | ||
aa1dbc98 | 148 | struct remote_lock |
26349b2e | 149 | { |
75187c9d | 150 | char *url; |
26349b2e | 151 | char *owner; |
75187c9d | 152 | char *token; |
26349b2e NH |
153 | time_t start_time; |
154 | long timeout; | |
75187c9d | 155 | int refreshing; |
aa1dbc98 NH |
156 | struct remote_lock *next; |
157 | }; | |
158 | ||
3030baa7 NH |
159 | /* Flags that control remote_ls processing */ |
160 | #define PROCESS_FILES (1u << 0) | |
161 | #define PROCESS_DIRS (1u << 1) | |
162 | #define RECURSIVE (1u << 2) | |
163 | ||
164 | /* Flags that remote_ls passes to callback functions */ | |
165 | #define IS_DIR (1u << 0) | |
166 | ||
167 | struct remote_ls_ctx | |
aa1dbc98 | 168 | { |
3030baa7 NH |
169 | char *path; |
170 | void (*userFunc)(struct remote_ls_ctx *ls); | |
171 | void *userData; | |
172 | int flags; | |
173 | char *dentry_name; | |
174 | int dentry_flags; | |
175 | struct remote_ls_ctx *parent; | |
26349b2e NH |
176 | }; |
177 | ||
29508e1e | 178 | static void finish_request(struct transfer_request *request); |
197e8951 | 179 | static void release_request(struct transfer_request *request); |
58e60dd2 | 180 | |
29508e1e | 181 | static void process_response(void *callback_data) |
58e60dd2 | 182 | { |
29508e1e NH |
183 | struct transfer_request *request = |
184 | (struct transfer_request *)callback_data; | |
58e60dd2 | 185 | |
29508e1e | 186 | finish_request(request); |
58e60dd2 NH |
187 | } |
188 | ||
dd8239f9 | 189 | #ifdef USE_CURL_MULTI |
197e8951 NH |
190 | static size_t fwrite_sha1_file(void *ptr, size_t eltsize, size_t nmemb, |
191 | void *data) | |
192 | { | |
193 | unsigned char expn[4096]; | |
194 | size_t size = eltsize * nmemb; | |
195 | int posn = 0; | |
196 | struct transfer_request *request = (struct transfer_request *)data; | |
197 | do { | |
198 | ssize_t retval = write(request->local_fileno, | |
1d7f171c | 199 | (char *) ptr + posn, size - posn); |
197e8951 NH |
200 | if (retval < 0) |
201 | return posn; | |
202 | posn += retval; | |
203 | } while (posn < size); | |
204 | ||
205 | request->stream.avail_in = size; | |
206 | request->stream.next_in = ptr; | |
207 | do { | |
208 | request->stream.next_out = expn; | |
209 | request->stream.avail_out = sizeof(expn); | |
210 | request->zret = inflate(&request->stream, Z_SYNC_FLUSH); | |
211 | SHA1_Update(&request->c, expn, | |
212 | sizeof(expn) - request->stream.avail_out); | |
213 | } while (request->stream.avail_in && request->zret == Z_OK); | |
214 | data_received++; | |
215 | return size; | |
216 | } | |
217 | ||
218 | static void start_fetch_loose(struct transfer_request *request) | |
219 | { | |
220 | char *hex = sha1_to_hex(request->obj->sha1); | |
221 | char *filename; | |
222 | char prevfile[PATH_MAX]; | |
223 | char *url; | |
224 | char *posn; | |
225 | int prevlocal; | |
226 | unsigned char prev_buf[PREV_BUF_SIZE]; | |
227 | ssize_t prev_read = 0; | |
228 | long prev_posn = 0; | |
229 | char range[RANGE_HEADER_SIZE]; | |
230 | struct curl_slist *range_header = NULL; | |
231 | struct active_request_slot *slot; | |
232 | ||
233 | filename = sha1_file_name(request->obj->sha1); | |
234 | snprintf(request->filename, sizeof(request->filename), "%s", filename); | |
235 | snprintf(request->tmpfile, sizeof(request->tmpfile), | |
236 | "%s.temp", filename); | |
237 | ||
238 | snprintf(prevfile, sizeof(prevfile), "%s.prev", request->filename); | |
239 | unlink(prevfile); | |
240 | rename(request->tmpfile, prevfile); | |
241 | unlink(request->tmpfile); | |
242 | ||
243 | if (request->local_fileno != -1) | |
244 | error("fd leakage in start: %d", request->local_fileno); | |
245 | request->local_fileno = open(request->tmpfile, | |
246 | O_WRONLY | O_CREAT | O_EXCL, 0666); | |
247 | /* This could have failed due to the "lazy directory creation"; | |
248 | * try to mkdir the last path component. | |
249 | */ | |
250 | if (request->local_fileno < 0 && errno == ENOENT) { | |
251 | char *dir = strrchr(request->tmpfile, '/'); | |
252 | if (dir) { | |
253 | *dir = 0; | |
254 | mkdir(request->tmpfile, 0777); | |
255 | *dir = '/'; | |
256 | } | |
257 | request->local_fileno = open(request->tmpfile, | |
258 | O_WRONLY | O_CREAT | O_EXCL, 0666); | |
259 | } | |
260 | ||
261 | if (request->local_fileno < 0) { | |
262 | request->state = ABORTED; | |
263 | error("Couldn't create temporary file %s for %s: %s", | |
264 | request->tmpfile, request->filename, strerror(errno)); | |
265 | return; | |
266 | } | |
267 | ||
268 | memset(&request->stream, 0, sizeof(request->stream)); | |
269 | ||
270 | inflateInit(&request->stream); | |
271 | ||
272 | SHA1_Init(&request->c); | |
273 | ||
274 | url = xmalloc(strlen(remote->url) + 50); | |
275 | request->url = xmalloc(strlen(remote->url) + 50); | |
276 | strcpy(url, remote->url); | |
277 | posn = url + strlen(remote->url); | |
278 | strcpy(posn, "objects/"); | |
279 | posn += 8; | |
280 | memcpy(posn, hex, 2); | |
281 | posn += 2; | |
282 | *(posn++) = '/'; | |
283 | strcpy(posn, hex + 2); | |
284 | strcpy(request->url, url); | |
285 | ||
286 | /* If a previous temp file is present, process what was already | |
287 | fetched. */ | |
288 | prevlocal = open(prevfile, O_RDONLY); | |
289 | if (prevlocal != -1) { | |
290 | do { | |
291 | prev_read = read(prevlocal, prev_buf, PREV_BUF_SIZE); | |
292 | if (prev_read>0) { | |
293 | if (fwrite_sha1_file(prev_buf, | |
294 | 1, | |
295 | prev_read, | |
296 | request) == prev_read) { | |
297 | prev_posn += prev_read; | |
298 | } else { | |
299 | prev_read = -1; | |
300 | } | |
301 | } | |
302 | } while (prev_read > 0); | |
303 | close(prevlocal); | |
304 | } | |
305 | unlink(prevfile); | |
306 | ||
307 | /* Reset inflate/SHA1 if there was an error reading the previous temp | |
308 | file; also rewind to the beginning of the local file. */ | |
309 | if (prev_read == -1) { | |
310 | memset(&request->stream, 0, sizeof(request->stream)); | |
311 | inflateInit(&request->stream); | |
312 | SHA1_Init(&request->c); | |
313 | if (prev_posn>0) { | |
314 | prev_posn = 0; | |
315 | lseek(request->local_fileno, SEEK_SET, 0); | |
316 | ftruncate(request->local_fileno, 0); | |
317 | } | |
318 | } | |
319 | ||
320 | slot = get_active_slot(); | |
321 | slot->callback_func = process_response; | |
322 | slot->callback_data = request; | |
323 | request->slot = slot; | |
324 | ||
325 | curl_easy_setopt(slot->curl, CURLOPT_FILE, request); | |
326 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_sha1_file); | |
327 | curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr); | |
328 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
329 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); | |
330 | ||
331 | /* If we have successfully processed data from a previous fetch | |
332 | attempt, only fetch the data we don't already have. */ | |
333 | if (prev_posn>0) { | |
334 | if (push_verbosely) | |
335 | fprintf(stderr, | |
336 | "Resuming fetch of object %s at byte %ld\n", | |
337 | hex, prev_posn); | |
338 | sprintf(range, "Range: bytes=%ld-", prev_posn); | |
339 | range_header = curl_slist_append(range_header, range); | |
340 | curl_easy_setopt(slot->curl, | |
341 | CURLOPT_HTTPHEADER, range_header); | |
342 | } | |
343 | ||
344 | /* Try to get the request started, abort the request on error */ | |
345 | request->state = RUN_FETCH_LOOSE; | |
346 | if (!start_active_slot(slot)) { | |
347 | fprintf(stderr, "Unable to start GET request\n"); | |
348 | remote->can_update_info_refs = 0; | |
349 | release_request(request); | |
350 | } | |
351 | } | |
352 | ||
dd8239f9 JH |
353 | static void start_mkcol(struct transfer_request *request) |
354 | { | |
355 | char *hex = sha1_to_hex(request->obj->sha1); | |
356 | struct active_request_slot *slot; | |
357 | char *posn; | |
358 | ||
359 | request->url = xmalloc(strlen(remote->url) + 13); | |
360 | strcpy(request->url, remote->url); | |
361 | posn = request->url + strlen(remote->url); | |
362 | strcpy(posn, "objects/"); | |
363 | posn += 8; | |
364 | memcpy(posn, hex, 2); | |
365 | posn += 2; | |
366 | strcpy(posn, "/"); | |
367 | ||
368 | slot = get_active_slot(); | |
369 | slot->callback_func = process_response; | |
370 | slot->callback_data = request; | |
371 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); /* undo PUT setup */ | |
372 | curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); | |
373 | curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr); | |
374 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_MKCOL); | |
375 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
376 | ||
377 | if (start_active_slot(slot)) { | |
378 | request->slot = slot; | |
379 | request->state = RUN_MKCOL; | |
380 | } else { | |
381 | request->state = ABORTED; | |
382 | free(request->url); | |
383 | request->url = NULL; | |
384 | } | |
385 | } | |
386 | #endif | |
387 | ||
197e8951 NH |
388 | static void start_fetch_packed(struct transfer_request *request) |
389 | { | |
390 | char *url; | |
391 | struct packed_git *target; | |
392 | FILE *packfile; | |
393 | char *filename; | |
394 | long prev_posn = 0; | |
395 | char range[RANGE_HEADER_SIZE]; | |
396 | struct curl_slist *range_header = NULL; | |
397 | ||
398 | struct transfer_request *check_request = request_queue_head; | |
399 | struct active_request_slot *slot; | |
400 | ||
401 | target = find_sha1_pack(request->obj->sha1, remote->packs); | |
402 | if (!target) { | |
403 | fprintf(stderr, "Unable to fetch %s, will not be able to update server info refs\n", sha1_to_hex(request->obj->sha1)); | |
404 | remote->can_update_info_refs = 0; | |
405 | release_request(request); | |
406 | return; | |
407 | } | |
408 | ||
409 | fprintf(stderr, "Fetching pack %s\n", sha1_to_hex(target->sha1)); | |
410 | fprintf(stderr, " which contains %s\n", sha1_to_hex(request->obj->sha1)); | |
411 | ||
412 | filename = sha1_pack_name(target->sha1); | |
413 | snprintf(request->filename, sizeof(request->filename), "%s", filename); | |
414 | snprintf(request->tmpfile, sizeof(request->tmpfile), | |
415 | "%s.temp", filename); | |
416 | ||
417 | url = xmalloc(strlen(remote->url) + 64); | |
418 | sprintf(url, "%sobjects/pack/pack-%s.pack", | |
419 | remote->url, sha1_to_hex(target->sha1)); | |
420 | ||
421 | /* Make sure there isn't another open request for this pack */ | |
422 | while (check_request) { | |
423 | if (check_request->state == RUN_FETCH_PACKED && | |
424 | !strcmp(check_request->url, url)) { | |
425 | free(url); | |
426 | release_request(request); | |
427 | return; | |
428 | } | |
429 | check_request = check_request->next; | |
430 | } | |
431 | ||
432 | packfile = fopen(request->tmpfile, "a"); | |
433 | if (!packfile) { | |
434 | fprintf(stderr, "Unable to open local file %s for pack", | |
435 | filename); | |
436 | remote->can_update_info_refs = 0; | |
437 | free(url); | |
438 | return; | |
439 | } | |
440 | ||
441 | slot = get_active_slot(); | |
442 | slot->callback_func = process_response; | |
443 | slot->callback_data = request; | |
444 | request->slot = slot; | |
445 | request->local_stream = packfile; | |
446 | request->userData = target; | |
447 | ||
448 | request->url = url; | |
449 | curl_easy_setopt(slot->curl, CURLOPT_FILE, packfile); | |
450 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite); | |
451 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
452 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); | |
453 | slot->local = packfile; | |
454 | ||
455 | /* If there is data present from a previous transfer attempt, | |
456 | resume where it left off */ | |
457 | prev_posn = ftell(packfile); | |
458 | if (prev_posn>0) { | |
459 | if (push_verbosely) | |
460 | fprintf(stderr, | |
461 | "Resuming fetch of pack %s at byte %ld\n", | |
462 | sha1_to_hex(target->sha1), prev_posn); | |
463 | sprintf(range, "Range: bytes=%ld-", prev_posn); | |
464 | range_header = curl_slist_append(range_header, range); | |
465 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, range_header); | |
466 | } | |
467 | ||
468 | /* Try to get the request started, abort the request on error */ | |
469 | request->state = RUN_FETCH_PACKED; | |
470 | if (!start_active_slot(slot)) { | |
471 | fprintf(stderr, "Unable to start GET request\n"); | |
472 | remote->can_update_info_refs = 0; | |
473 | release_request(request); | |
474 | } | |
475 | } | |
476 | ||
58e60dd2 NH |
477 | static void start_put(struct transfer_request *request) |
478 | { | |
aa1dbc98 | 479 | char *hex = sha1_to_hex(request->obj->sha1); |
58e60dd2 NH |
480 | struct active_request_slot *slot; |
481 | char *posn; | |
482 | char type[20]; | |
483 | char hdr[50]; | |
484 | void *unpacked; | |
485 | unsigned long len; | |
486 | int hdrlen; | |
487 | ssize_t size; | |
488 | z_stream stream; | |
489 | ||
aa1dbc98 | 490 | unpacked = read_sha1_file(request->obj->sha1, type, &len); |
58e60dd2 NH |
491 | hdrlen = sprintf(hdr, "%s %lu", type, len) + 1; |
492 | ||
493 | /* Set it up */ | |
494 | memset(&stream, 0, sizeof(stream)); | |
12f6c308 | 495 | deflateInit(&stream, zlib_compression_level); |
58e60dd2 NH |
496 | size = deflateBound(&stream, len + hdrlen); |
497 | request->buffer.buffer = xmalloc(size); | |
498 | ||
499 | /* Compress it */ | |
500 | stream.next_out = request->buffer.buffer; | |
501 | stream.avail_out = size; | |
502 | ||
503 | /* First header.. */ | |
504 | stream.next_in = (void *)hdr; | |
505 | stream.avail_in = hdrlen; | |
506 | while (deflate(&stream, 0) == Z_OK) | |
507 | /* nothing */; | |
508 | ||
509 | /* Then the data itself.. */ | |
510 | stream.next_in = unpacked; | |
511 | stream.avail_in = len; | |
512 | while (deflate(&stream, Z_FINISH) == Z_OK) | |
513 | /* nothing */; | |
514 | deflateEnd(&stream); | |
515 | free(unpacked); | |
516 | ||
517 | request->buffer.size = stream.total_out; | |
518 | request->buffer.posn = 0; | |
519 | ||
58e60dd2 | 520 | request->url = xmalloc(strlen(remote->url) + |
26349b2e | 521 | strlen(request->lock->token) + 51); |
58e60dd2 NH |
522 | strcpy(request->url, remote->url); |
523 | posn = request->url + strlen(remote->url); | |
524 | strcpy(posn, "objects/"); | |
525 | posn += 8; | |
526 | memcpy(posn, hex, 2); | |
527 | posn += 2; | |
528 | *(posn++) = '/'; | |
529 | strcpy(posn, hex + 2); | |
530 | request->dest = xmalloc(strlen(request->url) + 14); | |
531 | sprintf(request->dest, "Destination: %s", request->url); | |
532 | posn += 38; | |
1e8d3045 | 533 | *(posn++) = '_'; |
26349b2e | 534 | strcpy(posn, request->lock->token); |
58e60dd2 NH |
535 | |
536 | slot = get_active_slot(); | |
29508e1e NH |
537 | slot->callback_func = process_response; |
538 | slot->callback_data = request; | |
58e60dd2 NH |
539 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &request->buffer); |
540 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, request->buffer.size); | |
541 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); | |
542 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
543 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); | |
544 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
545 | curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); | |
546 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); | |
547 | curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); | |
548 | ||
549 | if (start_active_slot(slot)) { | |
550 | request->slot = slot; | |
551 | request->state = RUN_PUT; | |
552 | } else { | |
553 | request->state = ABORTED; | |
554 | free(request->url); | |
7b899967 | 555 | request->url = NULL; |
58e60dd2 NH |
556 | } |
557 | } | |
558 | ||
559 | static void start_move(struct transfer_request *request) | |
560 | { | |
561 | struct active_request_slot *slot; | |
562 | struct curl_slist *dav_headers = NULL; | |
563 | ||
564 | slot = get_active_slot(); | |
29508e1e NH |
565 | slot->callback_func = process_response; |
566 | slot->callback_data = request; | |
58e60dd2 NH |
567 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); /* undo PUT setup */ |
568 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_MOVE); | |
569 | dav_headers = curl_slist_append(dav_headers, request->dest); | |
570 | dav_headers = curl_slist_append(dav_headers, "Overwrite: T"); | |
571 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
572 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
573 | curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); | |
574 | ||
575 | if (start_active_slot(slot)) { | |
576 | request->slot = slot; | |
577 | request->state = RUN_MOVE; | |
578 | } else { | |
579 | request->state = ABORTED; | |
580 | free(request->url); | |
7b899967 | 581 | request->url = NULL; |
58e60dd2 NH |
582 | } |
583 | } | |
584 | ||
512d632c | 585 | static int refresh_lock(struct remote_lock *lock) |
75187c9d NH |
586 | { |
587 | struct active_request_slot *slot; | |
baa7b67d | 588 | struct slot_results results; |
75187c9d NH |
589 | char *if_header; |
590 | char timeout_header[25]; | |
591 | struct curl_slist *dav_headers = NULL; | |
512d632c | 592 | int rc = 0; |
75187c9d | 593 | |
512d632c | 594 | lock->refreshing = 1; |
75187c9d | 595 | |
512d632c NH |
596 | if_header = xmalloc(strlen(lock->token) + 25); |
597 | sprintf(if_header, "If: (<opaquelocktoken:%s>)", lock->token); | |
598 | sprintf(timeout_header, "Timeout: Second-%ld", lock->timeout); | |
599 | dav_headers = curl_slist_append(dav_headers, if_header); | |
600 | dav_headers = curl_slist_append(dav_headers, timeout_header); | |
75187c9d | 601 | |
512d632c NH |
602 | slot = get_active_slot(); |
603 | slot->results = &results; | |
604 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); | |
605 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
606 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); | |
607 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_LOCK); | |
608 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
75187c9d | 609 | |
512d632c NH |
610 | if (start_active_slot(slot)) { |
611 | run_active_slot(slot); | |
612 | if (results.curl_result != CURLE_OK) { | |
613 | fprintf(stderr, "LOCK HTTP error %ld\n", | |
614 | results.http_code); | |
615 | } else { | |
616 | lock->start_time = time(NULL); | |
617 | rc = 1; | |
618 | } | |
619 | } | |
aa1dbc98 | 620 | |
512d632c NH |
621 | lock->refreshing = 0; |
622 | curl_slist_free_all(dav_headers); | |
623 | free(if_header); | |
aa1dbc98 | 624 | |
512d632c NH |
625 | return rc; |
626 | } | |
627 | ||
ec26b4d6 | 628 | static void check_locks(void) |
512d632c NH |
629 | { |
630 | struct remote_lock *lock = remote->locks; | |
631 | time_t current_time = time(NULL); | |
632 | int time_remaining; | |
633 | ||
634 | while (lock) { | |
635 | time_remaining = lock->start_time + lock->timeout - | |
636 | current_time; | |
637 | if (!lock->refreshing && time_remaining < LOCK_REFRESH) { | |
638 | if (!refresh_lock(lock)) { | |
639 | fprintf(stderr, | |
640 | "Unable to refresh lock for %s\n", | |
641 | lock->url); | |
642 | aborted = 1; | |
643 | return; | |
aa1dbc98 | 644 | } |
75187c9d | 645 | } |
512d632c | 646 | lock = lock->next; |
75187c9d | 647 | } |
aa1dbc98 | 648 | } |
75187c9d | 649 | |
aa1dbc98 NH |
650 | static void release_request(struct transfer_request *request) |
651 | { | |
652 | struct transfer_request *entry = request_queue_head; | |
653 | ||
654 | if (request == request_queue_head) { | |
655 | request_queue_head = request->next; | |
656 | } else { | |
657 | while (entry->next != NULL && entry->next != request) | |
658 | entry = entry->next; | |
659 | if (entry->next == request) | |
660 | entry->next = entry->next->next; | |
661 | } | |
662 | ||
197e8951 NH |
663 | if (request->local_fileno != -1) |
664 | close(request->local_fileno); | |
665 | if (request->local_stream) | |
666 | fclose(request->local_stream); | |
aa1dbc98 NH |
667 | if (request->url != NULL) |
668 | free(request->url); | |
669 | free(request); | |
75187c9d NH |
670 | } |
671 | ||
58e60dd2 NH |
672 | static void finish_request(struct transfer_request *request) |
673 | { | |
197e8951 NH |
674 | struct stat st; |
675 | struct packed_git *target; | |
676 | struct packed_git **lst; | |
677 | ||
678 | request->curl_result = request->slot->curl_result; | |
58e60dd2 NH |
679 | request->http_code = request->slot->http_code; |
680 | request->slot = NULL; | |
75187c9d | 681 | |
aa1dbc98 | 682 | /* Keep locks active */ |
512d632c | 683 | check_locks(); |
75187c9d | 684 | |
58e60dd2 NH |
685 | if (request->headers != NULL) |
686 | curl_slist_free_all(request->headers); | |
7b899967 NH |
687 | |
688 | /* URL is reused for MOVE after PUT */ | |
689 | if (request->state != RUN_PUT) { | |
690 | free(request->url); | |
691 | request->url = NULL; | |
aa1dbc98 | 692 | } |
7b899967 | 693 | |
aa1dbc98 | 694 | if (request->state == RUN_MKCOL) { |
58e60dd2 NH |
695 | if (request->curl_result == CURLE_OK || |
696 | request->http_code == 405) { | |
aa1dbc98 | 697 | remote_dir_exists[request->obj->sha1[0]] = 1; |
58e60dd2 NH |
698 | start_put(request); |
699 | } else { | |
700 | fprintf(stderr, "MKCOL %s failed, aborting (%d/%ld)\n", | |
aa1dbc98 | 701 | sha1_to_hex(request->obj->sha1), |
58e60dd2 NH |
702 | request->curl_result, request->http_code); |
703 | request->state = ABORTED; | |
704 | aborted = 1; | |
705 | } | |
706 | } else if (request->state == RUN_PUT) { | |
707 | if (request->curl_result == CURLE_OK) { | |
708 | start_move(request); | |
709 | } else { | |
710 | fprintf(stderr, "PUT %s failed, aborting (%d/%ld)\n", | |
aa1dbc98 | 711 | sha1_to_hex(request->obj->sha1), |
58e60dd2 NH |
712 | request->curl_result, request->http_code); |
713 | request->state = ABORTED; | |
714 | aborted = 1; | |
715 | } | |
716 | } else if (request->state == RUN_MOVE) { | |
717 | if (request->curl_result == CURLE_OK) { | |
1a703cba NH |
718 | if (push_verbosely) |
719 | fprintf(stderr, " sent %s\n", | |
720 | sha1_to_hex(request->obj->sha1)); | |
aa1dbc98 NH |
721 | request->obj->flags |= REMOTE; |
722 | release_request(request); | |
58e60dd2 NH |
723 | } else { |
724 | fprintf(stderr, "MOVE %s failed, aborting (%d/%ld)\n", | |
aa1dbc98 | 725 | sha1_to_hex(request->obj->sha1), |
58e60dd2 NH |
726 | request->curl_result, request->http_code); |
727 | request->state = ABORTED; | |
728 | aborted = 1; | |
729 | } | |
197e8951 NH |
730 | } else if (request->state == RUN_FETCH_LOOSE) { |
731 | fchmod(request->local_fileno, 0444); | |
732 | close(request->local_fileno); request->local_fileno = -1; | |
733 | ||
734 | if (request->curl_result != CURLE_OK && | |
735 | request->http_code != 416) { | |
736 | if (stat(request->tmpfile, &st) == 0) { | |
737 | if (st.st_size == 0) | |
738 | unlink(request->tmpfile); | |
739 | } | |
740 | } else { | |
741 | if (request->http_code == 416) | |
742 | fprintf(stderr, "Warning: requested range invalid; we may already have all the data.\n"); | |
743 | ||
744 | inflateEnd(&request->stream); | |
745 | SHA1_Final(request->real_sha1, &request->c); | |
746 | if (request->zret != Z_STREAM_END) { | |
747 | unlink(request->tmpfile); | |
748 | } else if (memcmp(request->obj->sha1, request->real_sha1, 20)) { | |
749 | unlink(request->tmpfile); | |
750 | } else { | |
751 | request->rename = | |
752 | move_temp_to_file( | |
753 | request->tmpfile, | |
754 | request->filename); | |
755 | if (request->rename == 0) { | |
756 | request->obj->flags |= (LOCAL | REMOTE); | |
757 | } | |
758 | } | |
759 | } | |
760 | ||
761 | /* Try fetching packed if necessary */ | |
762 | if (request->obj->flags & LOCAL) | |
763 | release_request(request); | |
764 | else | |
765 | start_fetch_packed(request); | |
766 | ||
767 | } else if (request->state == RUN_FETCH_PACKED) { | |
768 | if (request->curl_result != CURLE_OK) { | |
769 | fprintf(stderr, "Unable to get pack file %s\n%s", | |
770 | request->url, curl_errorstr); | |
771 | remote->can_update_info_refs = 0; | |
772 | } else { | |
773 | fclose(request->local_stream); | |
774 | request->local_stream = NULL; | |
775 | if (!move_temp_to_file(request->tmpfile, | |
776 | request->filename)) { | |
777 | target = (struct packed_git *)request->userData; | |
778 | lst = &remote->packs; | |
779 | while (*lst != target) | |
780 | lst = &((*lst)->next); | |
781 | *lst = (*lst)->next; | |
782 | ||
783 | if (!verify_pack(target, 0)) | |
784 | install_packed_git(target); | |
785 | else | |
786 | remote->can_update_info_refs = 0; | |
787 | } | |
788 | } | |
789 | release_request(request); | |
58e60dd2 NH |
790 | } |
791 | } | |
792 | ||
b3ca4e4e | 793 | #ifdef USE_CURL_MULTI |
29508e1e | 794 | void fill_active_slots(void) |
58e60dd2 NH |
795 | { |
796 | struct transfer_request *request = request_queue_head; | |
197e8951 | 797 | struct transfer_request *next; |
58e60dd2 NH |
798 | struct active_request_slot *slot = active_queue_head; |
799 | int num_transfers; | |
800 | ||
801 | if (aborted) | |
802 | return; | |
803 | ||
804 | while (active_requests < max_requests && request != NULL) { | |
197e8951 NH |
805 | next = request->next; |
806 | if (request->state == NEED_FETCH) { | |
807 | start_fetch_loose(request); | |
808 | } else if (pushing && request->state == NEED_PUSH) { | |
aa1dbc98 | 809 | if (remote_dir_exists[request->obj->sha1[0]] == 1) { |
0dd276b8 | 810 | start_put(request); |
aa1dbc98 | 811 | } else { |
0dd276b8 | 812 | start_mkcol(request); |
aa1dbc98 | 813 | } |
58e60dd2 NH |
814 | curl_multi_perform(curlm, &num_transfers); |
815 | } | |
197e8951 | 816 | request = next; |
58e60dd2 NH |
817 | } |
818 | ||
819 | while (slot != NULL) { | |
820 | if (!slot->in_use && slot->curl != NULL) { | |
821 | curl_easy_cleanup(slot->curl); | |
822 | slot->curl = NULL; | |
823 | } | |
824 | slot = slot->next; | |
aa1dbc98 | 825 | } |
58e60dd2 | 826 | } |
b3ca4e4e | 827 | #endif |
58e60dd2 | 828 | |
aa1dbc98 NH |
829 | static void get_remote_object_list(unsigned char parent); |
830 | ||
197e8951 NH |
831 | static void add_fetch_request(struct object *obj) |
832 | { | |
833 | struct transfer_request *request; | |
834 | ||
835 | check_locks(); | |
836 | ||
837 | /* | |
838 | * Don't fetch the object if it's known to exist locally | |
839 | * or is already in the request queue | |
840 | */ | |
841 | if (remote_dir_exists[obj->sha1[0]] == -1) | |
842 | get_remote_object_list(obj->sha1[0]); | |
843 | if (obj->flags & (LOCAL | FETCHING)) | |
844 | return; | |
845 | ||
846 | obj->flags |= FETCHING; | |
847 | request = xmalloc(sizeof(*request)); | |
848 | request->obj = obj; | |
849 | request->url = NULL; | |
850 | request->lock = NULL; | |
851 | request->headers = NULL; | |
852 | request->local_fileno = -1; | |
853 | request->local_stream = NULL; | |
854 | request->state = NEED_FETCH; | |
855 | request->next = request_queue_head; | |
856 | request_queue_head = request; | |
857 | ||
b3ca4e4e | 858 | #ifdef USE_CURL_MULTI |
197e8951 NH |
859 | fill_active_slots(); |
860 | step_active_slots(); | |
b3ca4e4e | 861 | #endif |
197e8951 NH |
862 | } |
863 | ||
1a703cba | 864 | static int add_send_request(struct object *obj, struct remote_lock *lock) |
58e60dd2 NH |
865 | { |
866 | struct transfer_request *request = request_queue_head; | |
58e60dd2 | 867 | struct packed_git *target; |
58e60dd2 | 868 | |
512d632c NH |
869 | /* Keep locks active */ |
870 | check_locks(); | |
871 | ||
aa1dbc98 NH |
872 | /* |
873 | * Don't push the object if it's known to exist on the remote | |
874 | * or is already in the request queue | |
875 | */ | |
876 | if (remote_dir_exists[obj->sha1[0]] == -1) | |
877 | get_remote_object_list(obj->sha1[0]); | |
878 | if (obj->flags & (REMOTE | PUSHING)) | |
1a703cba | 879 | return 0; |
aa1dbc98 NH |
880 | target = find_sha1_pack(obj->sha1, remote->packs); |
881 | if (target) { | |
882 | obj->flags |= REMOTE; | |
1a703cba | 883 | return 0; |
aa1dbc98 | 884 | } |
58e60dd2 | 885 | |
aa1dbc98 | 886 | obj->flags |= PUSHING; |
58e60dd2 | 887 | request = xmalloc(sizeof(*request)); |
aa1dbc98 | 888 | request->obj = obj; |
58e60dd2 | 889 | request->url = NULL; |
26349b2e | 890 | request->lock = lock; |
58e60dd2 | 891 | request->headers = NULL; |
197e8951 NH |
892 | request->local_fileno = -1; |
893 | request->local_stream = NULL; | |
aa1dbc98 | 894 | request->state = NEED_PUSH; |
c17fb6ee NH |
895 | request->next = request_queue_head; |
896 | request_queue_head = request; | |
29508e1e | 897 | |
b3ca4e4e | 898 | #ifdef USE_CURL_MULTI |
29508e1e NH |
899 | fill_active_slots(); |
900 | step_active_slots(); | |
b3ca4e4e | 901 | #endif |
1a703cba NH |
902 | |
903 | return 1; | |
58e60dd2 NH |
904 | } |
905 | ||
906 | static int fetch_index(unsigned char *sha1) | |
907 | { | |
908 | char *hex = sha1_to_hex(sha1); | |
909 | char *filename; | |
910 | char *url; | |
911 | char tmpfile[PATH_MAX]; | |
912 | long prev_posn = 0; | |
913 | char range[RANGE_HEADER_SIZE]; | |
914 | struct curl_slist *range_header = NULL; | |
915 | ||
916 | FILE *indexfile; | |
917 | struct active_request_slot *slot; | |
baa7b67d | 918 | struct slot_results results; |
58e60dd2 | 919 | |
c17fb6ee | 920 | /* Don't use the index if the pack isn't there */ |
1a703cba NH |
921 | url = xmalloc(strlen(remote->url) + 64); |
922 | sprintf(url, "%sobjects/pack/pack-%s.pack", remote->url, hex); | |
c17fb6ee | 923 | slot = get_active_slot(); |
baa7b67d | 924 | slot->results = &results; |
c17fb6ee NH |
925 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); |
926 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 1); | |
927 | if (start_active_slot(slot)) { | |
928 | run_active_slot(slot); | |
baa7b67d | 929 | if (results.curl_result != CURLE_OK) { |
c17fb6ee NH |
930 | free(url); |
931 | return error("Unable to verify pack %s is available", | |
932 | hex); | |
933 | } | |
934 | } else { | |
935 | return error("Unable to start request"); | |
936 | } | |
937 | ||
58e60dd2 NH |
938 | if (has_pack_index(sha1)) |
939 | return 0; | |
940 | ||
941 | if (push_verbosely) | |
942 | fprintf(stderr, "Getting index for pack %s\n", hex); | |
1a703cba NH |
943 | |
944 | sprintf(url, "%sobjects/pack/pack-%s.idx", remote->url, hex); | |
945 | ||
58e60dd2 NH |
946 | filename = sha1_pack_index_name(sha1); |
947 | snprintf(tmpfile, sizeof(tmpfile), "%s.temp", filename); | |
948 | indexfile = fopen(tmpfile, "a"); | |
949 | if (!indexfile) | |
950 | return error("Unable to open local file %s for pack index", | |
951 | filename); | |
952 | ||
953 | slot = get_active_slot(); | |
baa7b67d | 954 | slot->results = &results; |
c17fb6ee NH |
955 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); |
956 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); | |
58e60dd2 NH |
957 | curl_easy_setopt(slot->curl, CURLOPT_FILE, indexfile); |
958 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite); | |
959 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
960 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); | |
961 | slot->local = indexfile; | |
962 | ||
963 | /* If there is data present from a previous transfer attempt, | |
964 | resume where it left off */ | |
965 | prev_posn = ftell(indexfile); | |
966 | if (prev_posn>0) { | |
967 | if (push_verbosely) | |
968 | fprintf(stderr, | |
969 | "Resuming fetch of index for pack %s at byte %ld\n", | |
970 | hex, prev_posn); | |
971 | sprintf(range, "Range: bytes=%ld-", prev_posn); | |
972 | range_header = curl_slist_append(range_header, range); | |
973 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, range_header); | |
974 | } | |
975 | ||
976 | if (start_active_slot(slot)) { | |
977 | run_active_slot(slot); | |
baa7b67d | 978 | if (results.curl_result != CURLE_OK) { |
58e60dd2 NH |
979 | free(url); |
980 | fclose(indexfile); | |
981 | return error("Unable to get pack index %s\n%s", url, | |
982 | curl_errorstr); | |
983 | } | |
984 | } else { | |
985 | free(url); | |
7b899967 | 986 | fclose(indexfile); |
58e60dd2 NH |
987 | return error("Unable to start request"); |
988 | } | |
989 | ||
990 | free(url); | |
991 | fclose(indexfile); | |
992 | ||
993 | return move_temp_to_file(tmpfile, filename); | |
994 | } | |
995 | ||
996 | static int setup_index(unsigned char *sha1) | |
997 | { | |
998 | struct packed_git *new_pack; | |
58e60dd2 NH |
999 | |
1000 | if (fetch_index(sha1)) | |
1001 | return -1; | |
1002 | ||
1003 | new_pack = parse_pack_index(sha1); | |
1004 | new_pack->next = remote->packs; | |
1005 | remote->packs = new_pack; | |
1006 | return 0; | |
1007 | } | |
1008 | ||
f4f440a0 | 1009 | static int fetch_indices(void) |
58e60dd2 NH |
1010 | { |
1011 | unsigned char sha1[20]; | |
1012 | char *url; | |
1013 | struct buffer buffer; | |
1014 | char *data; | |
1015 | int i = 0; | |
1016 | ||
1017 | struct active_request_slot *slot; | |
baa7b67d | 1018 | struct slot_results results; |
58e60dd2 | 1019 | |
90321c10 | 1020 | data = xcalloc(1, 4096); |
58e60dd2 NH |
1021 | buffer.size = 4096; |
1022 | buffer.posn = 0; | |
1023 | buffer.buffer = data; | |
1024 | ||
1025 | if (push_verbosely) | |
1026 | fprintf(stderr, "Getting pack list\n"); | |
1a703cba NH |
1027 | |
1028 | url = xmalloc(strlen(remote->url) + 20); | |
1029 | sprintf(url, "%sobjects/info/packs", remote->url); | |
58e60dd2 NH |
1030 | |
1031 | slot = get_active_slot(); | |
baa7b67d | 1032 | slot->results = &results; |
58e60dd2 | 1033 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); |
29508e1e | 1034 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
58e60dd2 NH |
1035 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); |
1036 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL); | |
1037 | if (start_active_slot(slot)) { | |
1038 | run_active_slot(slot); | |
baa7b67d | 1039 | if (results.curl_result != CURLE_OK) { |
58e60dd2 NH |
1040 | free(buffer.buffer); |
1041 | free(url); | |
baa7b67d | 1042 | if (results.http_code == 404) |
58e60dd2 NH |
1043 | return 0; |
1044 | else | |
1045 | return error("%s", curl_errorstr); | |
1046 | } | |
1047 | } else { | |
1048 | free(buffer.buffer); | |
1049 | free(url); | |
1050 | return error("Unable to start request"); | |
1051 | } | |
1052 | free(url); | |
1053 | ||
1054 | data = buffer.buffer; | |
1055 | while (i < buffer.posn) { | |
1056 | switch (data[i]) { | |
1057 | case 'P': | |
1058 | i++; | |
1059 | if (i + 52 < buffer.posn && | |
1060 | !strncmp(data + i, " pack-", 6) && | |
1061 | !strncmp(data + i + 46, ".pack\n", 6)) { | |
1062 | get_sha1_hex(data + i + 6, sha1); | |
1063 | setup_index(sha1); | |
1064 | i += 51; | |
1065 | break; | |
1066 | } | |
1067 | default: | |
1068 | while (data[i] != '\n') | |
1069 | i++; | |
1070 | } | |
1071 | i++; | |
1072 | } | |
1073 | ||
1074 | free(buffer.buffer); | |
1075 | return 0; | |
1076 | } | |
1077 | ||
1078 | static inline int needs_quote(int ch) | |
1079 | { | |
cfd432e6 FF |
1080 | if (((ch >= 'A') && (ch <= 'Z')) |
1081 | || ((ch >= 'a') && (ch <= 'z')) | |
1082 | || ((ch >= '0') && (ch <= '9')) | |
1083 | || (ch == '/') | |
1084 | || (ch == '-') | |
1085 | || (ch == '.')) | |
58e60dd2 | 1086 | return 0; |
cfd432e6 | 1087 | return 1; |
58e60dd2 NH |
1088 | } |
1089 | ||
1090 | static inline int hex(int v) | |
1091 | { | |
1092 | if (v < 10) return '0' + v; | |
1093 | else return 'A' + v - 10; | |
1094 | } | |
1095 | ||
1096 | static char *quote_ref_url(const char *base, const char *ref) | |
1097 | { | |
1098 | const char *cp; | |
1099 | char *dp, *qref; | |
1100 | int len, baselen, ch; | |
1101 | ||
1102 | baselen = strlen(base); | |
aa1dbc98 | 1103 | len = baselen + 1; |
58e60dd2 NH |
1104 | for (cp = ref; (ch = *cp) != 0; cp++, len++) |
1105 | if (needs_quote(ch)) | |
1106 | len += 2; /* extra two hex plus replacement % */ | |
1107 | qref = xmalloc(len); | |
1108 | memcpy(qref, base, baselen); | |
aa1dbc98 | 1109 | for (cp = ref, dp = qref + baselen; (ch = *cp) != 0; cp++) { |
58e60dd2 NH |
1110 | if (needs_quote(ch)) { |
1111 | *dp++ = '%'; | |
1112 | *dp++ = hex((ch >> 4) & 0xF); | |
1113 | *dp++ = hex(ch & 0xF); | |
1114 | } | |
1115 | else | |
1116 | *dp++ = ch; | |
1117 | } | |
1118 | *dp = 0; | |
1119 | ||
1120 | return qref; | |
1121 | } | |
1122 | ||
1123 | int fetch_ref(char *ref, unsigned char *sha1) | |
1124 | { | |
1125 | char *url; | |
1126 | char hex[42]; | |
1127 | struct buffer buffer; | |
1128 | char *base = remote->url; | |
1129 | struct active_request_slot *slot; | |
baa7b67d | 1130 | struct slot_results results; |
58e60dd2 NH |
1131 | buffer.size = 41; |
1132 | buffer.posn = 0; | |
1133 | buffer.buffer = hex; | |
1134 | hex[41] = '\0'; | |
baa7b67d | 1135 | |
58e60dd2 NH |
1136 | url = quote_ref_url(base, ref); |
1137 | slot = get_active_slot(); | |
baa7b67d | 1138 | slot->results = &results; |
58e60dd2 | 1139 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); |
29508e1e | 1140 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
58e60dd2 NH |
1141 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL); |
1142 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
1143 | if (start_active_slot(slot)) { | |
1144 | run_active_slot(slot); | |
baa7b67d | 1145 | if (results.curl_result != CURLE_OK) |
58e60dd2 NH |
1146 | return error("Couldn't get %s for %s\n%s", |
1147 | url, ref, curl_errorstr); | |
1148 | } else { | |
1149 | return error("Unable to start request"); | |
1150 | } | |
1151 | ||
1152 | hex[40] = '\0'; | |
1153 | get_sha1_hex(hex, sha1); | |
1154 | return 0; | |
1155 | } | |
1156 | ||
aa1dbc98 NH |
1157 | static void one_remote_object(const char *hex) |
1158 | { | |
1159 | unsigned char sha1[20]; | |
1160 | struct object *obj; | |
1161 | ||
1162 | if (get_sha1_hex(hex, sha1) != 0) | |
1163 | return; | |
1164 | ||
1165 | obj = lookup_object(sha1); | |
1166 | if (!obj) | |
1167 | obj = parse_object(sha1); | |
1168 | ||
1169 | /* Ignore remote objects that don't exist locally */ | |
1170 | if (!obj) | |
1171 | return; | |
1172 | ||
1173 | obj->flags |= REMOTE; | |
1174 | if (!object_list_contains(objects, obj)) | |
1f1e895f | 1175 | object_list_insert(obj, &objects); |
aa1dbc98 NH |
1176 | } |
1177 | ||
acf59575 | 1178 | static void handle_lockprop_ctx(struct xml_ctx *ctx, int tag_closed) |
26349b2e | 1179 | { |
acf59575 NH |
1180 | int *lock_flags = (int *)ctx->userData; |
1181 | ||
1182 | if (tag_closed) { | |
1183 | if (!strcmp(ctx->name, DAV_CTX_LOCKENTRY)) { | |
1184 | if ((*lock_flags & DAV_PROP_LOCKEX) && | |
1185 | (*lock_flags & DAV_PROP_LOCKWR)) { | |
1186 | *lock_flags |= DAV_LOCK_OK; | |
1187 | } | |
1188 | *lock_flags &= DAV_LOCK_OK; | |
1189 | } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_WRITE)) { | |
1190 | *lock_flags |= DAV_PROP_LOCKWR; | |
1191 | } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_EXCLUSIVE)) { | |
1192 | *lock_flags |= DAV_PROP_LOCKEX; | |
1193 | } | |
1194 | } | |
26349b2e NH |
1195 | } |
1196 | ||
acf59575 | 1197 | static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed) |
26349b2e | 1198 | { |
aa1dbc98 | 1199 | struct remote_lock *lock = (struct remote_lock *)ctx->userData; |
acf59575 NH |
1200 | |
1201 | if (tag_closed && ctx->cdata) { | |
1202 | if (!strcmp(ctx->name, DAV_ACTIVELOCK_OWNER)) { | |
1203 | lock->owner = xmalloc(strlen(ctx->cdata) + 1); | |
1204 | strcpy(lock->owner, ctx->cdata); | |
1205 | } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TIMEOUT)) { | |
1206 | if (!strncmp(ctx->cdata, "Second-", 7)) | |
1207 | lock->timeout = | |
1208 | strtol(ctx->cdata + 7, NULL, 10); | |
1209 | } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TOKEN)) { | |
1210 | if (!strncmp(ctx->cdata, "opaquelocktoken:", 16)) { | |
3e2f62be | 1211 | lock->token = xmalloc(strlen(ctx->cdata) - 15); |
acf59575 NH |
1212 | strcpy(lock->token, ctx->cdata + 16); |
1213 | } | |
1214 | } | |
26349b2e NH |
1215 | } |
1216 | } | |
1217 | ||
aa1dbc98 | 1218 | static void one_remote_ref(char *refname); |
aa1dbc98 | 1219 | |
26349b2e | 1220 | static void |
acf59575 | 1221 | xml_start_tag(void *userData, const char *name, const char **atts) |
26349b2e | 1222 | { |
acf59575 | 1223 | struct xml_ctx *ctx = (struct xml_ctx *)userData; |
ef9e58c8 | 1224 | const char *c = strchr(name, ':'); |
acf59575 NH |
1225 | int new_len; |
1226 | ||
1227 | if (c == NULL) | |
1228 | c = name; | |
1229 | else | |
1230 | c++; | |
1231 | ||
1232 | new_len = strlen(ctx->name) + strlen(c) + 2; | |
1233 | ||
1234 | if (new_len > ctx->len) { | |
1235 | ctx->name = xrealloc(ctx->name, new_len); | |
1236 | ctx->len = new_len; | |
26349b2e | 1237 | } |
acf59575 NH |
1238 | strcat(ctx->name, "."); |
1239 | strcat(ctx->name, c); | |
26349b2e | 1240 | |
acf59575 NH |
1241 | if (ctx->cdata) { |
1242 | free(ctx->cdata); | |
1243 | ctx->cdata = NULL; | |
1244 | } | |
1245 | ||
1246 | ctx->userFunc(ctx, 0); | |
26349b2e NH |
1247 | } |
1248 | ||
58e60dd2 | 1249 | static void |
acf59575 | 1250 | xml_end_tag(void *userData, const char *name) |
58e60dd2 | 1251 | { |
acf59575 | 1252 | struct xml_ctx *ctx = (struct xml_ctx *)userData; |
ef9e58c8 | 1253 | const char *c = strchr(name, ':'); |
acf59575 | 1254 | char *ep; |
58e60dd2 | 1255 | |
acf59575 NH |
1256 | ctx->userFunc(ctx, 1); |
1257 | ||
1258 | if (c == NULL) | |
1259 | c = name; | |
1260 | else | |
1261 | c++; | |
1262 | ||
1263 | ep = ctx->name + strlen(ctx->name) - strlen(c) - 1; | |
1264 | *ep = 0; | |
58e60dd2 NH |
1265 | } |
1266 | ||
1267 | static void | |
acf59575 | 1268 | xml_cdata(void *userData, const XML_Char *s, int len) |
58e60dd2 | 1269 | { |
acf59575 NH |
1270 | struct xml_ctx *ctx = (struct xml_ctx *)userData; |
1271 | if (ctx->cdata) | |
1272 | free(ctx->cdata); | |
bfbd0bb6 | 1273 | ctx->cdata = xmalloc(len + 1); |
817151e6 | 1274 | strlcpy(ctx->cdata, s, len + 1); |
58e60dd2 NH |
1275 | } |
1276 | ||
554fe20d | 1277 | static struct remote_lock *lock_remote(const char *path, long timeout) |
58e60dd2 NH |
1278 | { |
1279 | struct active_request_slot *slot; | |
baa7b67d | 1280 | struct slot_results results; |
58e60dd2 | 1281 | struct buffer out_buffer; |
26349b2e | 1282 | struct buffer in_buffer; |
58e60dd2 | 1283 | char *out_data; |
26349b2e | 1284 | char *in_data; |
58e60dd2 | 1285 | char *url; |
0772b9a6 | 1286 | char *ep; |
58e60dd2 | 1287 | char timeout_header[25]; |
512d632c | 1288 | struct remote_lock *lock = NULL; |
26349b2e NH |
1289 | XML_Parser parser = XML_ParserCreate(NULL); |
1290 | enum XML_Status result; | |
58e60dd2 | 1291 | struct curl_slist *dav_headers = NULL; |
acf59575 | 1292 | struct xml_ctx ctx; |
58e60dd2 | 1293 | |
aa1dbc98 NH |
1294 | url = xmalloc(strlen(remote->url) + strlen(path) + 1); |
1295 | sprintf(url, "%s%s", remote->url, path); | |
1296 | ||
0772b9a6 NH |
1297 | /* Make sure leading directories exist for the remote ref */ |
1298 | ep = strchr(url + strlen(remote->url) + 11, '/'); | |
1299 | while (ep) { | |
1300 | *ep = 0; | |
1301 | slot = get_active_slot(); | |
baa7b67d | 1302 | slot->results = &results; |
0772b9a6 NH |
1303 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); |
1304 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
1305 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_MKCOL); | |
1306 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
1307 | if (start_active_slot(slot)) { | |
1308 | run_active_slot(slot); | |
baa7b67d NH |
1309 | if (results.curl_result != CURLE_OK && |
1310 | results.http_code != 405) { | |
0772b9a6 NH |
1311 | fprintf(stderr, |
1312 | "Unable to create branch path %s\n", | |
1313 | url); | |
1314 | free(url); | |
1315 | return NULL; | |
1316 | } | |
1317 | } else { | |
1a703cba | 1318 | fprintf(stderr, "Unable to start MKCOL request\n"); |
0772b9a6 NH |
1319 | free(url); |
1320 | return NULL; | |
1321 | } | |
1322 | *ep = '/'; | |
1323 | ep = strchr(ep + 1, '/'); | |
1324 | } | |
1325 | ||
58e60dd2 NH |
1326 | out_buffer.size = strlen(LOCK_REQUEST) + strlen(git_default_email) - 2; |
1327 | out_data = xmalloc(out_buffer.size + 1); | |
1328 | snprintf(out_data, out_buffer.size + 1, LOCK_REQUEST, git_default_email); | |
1329 | out_buffer.posn = 0; | |
1330 | out_buffer.buffer = out_data; | |
1331 | ||
26349b2e NH |
1332 | in_buffer.size = 4096; |
1333 | in_data = xmalloc(in_buffer.size); | |
1334 | in_buffer.posn = 0; | |
1335 | in_buffer.buffer = in_data; | |
1336 | ||
75187c9d | 1337 | sprintf(timeout_header, "Timeout: Second-%ld", timeout); |
58e60dd2 NH |
1338 | dav_headers = curl_slist_append(dav_headers, timeout_header); |
1339 | dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); | |
1340 | ||
1341 | slot = get_active_slot(); | |
baa7b67d | 1342 | slot->results = &results; |
58e60dd2 NH |
1343 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
1344 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); | |
1345 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); | |
26349b2e | 1346 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); |
29508e1e | 1347 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
58e60dd2 NH |
1348 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); |
1349 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1350 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_LOCK); | |
1351 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1352 | ||
aa1dbc98 | 1353 | lock = xcalloc(1, sizeof(*lock)); |
aa1dbc98 | 1354 | lock->timeout = -1; |
acf59575 | 1355 | |
58e60dd2 NH |
1356 | if (start_active_slot(slot)) { |
1357 | run_active_slot(slot); | |
baa7b67d | 1358 | if (results.curl_result == CURLE_OK) { |
acf59575 NH |
1359 | ctx.name = xcalloc(10, 1); |
1360 | ctx.len = 0; | |
1361 | ctx.cdata = NULL; | |
1362 | ctx.userFunc = handle_new_lock_ctx; | |
aa1dbc98 | 1363 | ctx.userData = lock; |
acf59575 NH |
1364 | XML_SetUserData(parser, &ctx); |
1365 | XML_SetElementHandler(parser, xml_start_tag, | |
1366 | xml_end_tag); | |
1367 | XML_SetCharacterDataHandler(parser, xml_cdata); | |
1368 | result = XML_Parse(parser, in_buffer.buffer, | |
1369 | in_buffer.posn, 1); | |
1370 | free(ctx.name); | |
1371 | if (result != XML_STATUS_OK) { | |
1372 | fprintf(stderr, "XML error: %s\n", | |
1373 | XML_ErrorString( | |
1374 | XML_GetErrorCode(parser))); | |
aa1dbc98 | 1375 | lock->timeout = -1; |
acf59575 | 1376 | } |
58e60dd2 NH |
1377 | } |
1378 | } else { | |
1a703cba | 1379 | fprintf(stderr, "Unable to start LOCK request\n"); |
58e60dd2 NH |
1380 | } |
1381 | ||
acf59575 | 1382 | curl_slist_free_all(dav_headers); |
0772b9a6 | 1383 | free(out_data); |
26349b2e | 1384 | free(in_data); |
26349b2e | 1385 | |
aa1dbc98 NH |
1386 | if (lock->token == NULL || lock->timeout <= 0) { |
1387 | if (lock->token != NULL) | |
1388 | free(lock->token); | |
1389 | if (lock->owner != NULL) | |
1390 | free(lock->owner); | |
75187c9d | 1391 | free(url); |
aa1dbc98 NH |
1392 | free(lock); |
1393 | lock = NULL; | |
acf59575 | 1394 | } else { |
aa1dbc98 | 1395 | lock->url = url; |
aa1dbc98 | 1396 | lock->start_time = time(NULL); |
512d632c NH |
1397 | lock->next = remote->locks; |
1398 | remote->locks = lock; | |
26349b2e NH |
1399 | } |
1400 | ||
aa1dbc98 | 1401 | return lock; |
58e60dd2 NH |
1402 | } |
1403 | ||
aa1dbc98 | 1404 | static int unlock_remote(struct remote_lock *lock) |
58e60dd2 NH |
1405 | { |
1406 | struct active_request_slot *slot; | |
baa7b67d | 1407 | struct slot_results results; |
512d632c | 1408 | struct remote_lock *prev = remote->locks; |
58e60dd2 NH |
1409 | char *lock_token_header; |
1410 | struct curl_slist *dav_headers = NULL; | |
1411 | int rc = 0; | |
1412 | ||
26349b2e | 1413 | lock_token_header = xmalloc(strlen(lock->token) + 31); |
58e60dd2 | 1414 | sprintf(lock_token_header, "Lock-Token: <opaquelocktoken:%s>", |
26349b2e | 1415 | lock->token); |
58e60dd2 NH |
1416 | dav_headers = curl_slist_append(dav_headers, lock_token_header); |
1417 | ||
1418 | slot = get_active_slot(); | |
baa7b67d | 1419 | slot->results = &results; |
58e60dd2 | 1420 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); |
75187c9d | 1421 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); |
58e60dd2 NH |
1422 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_UNLOCK); |
1423 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1424 | ||
1425 | if (start_active_slot(slot)) { | |
1426 | run_active_slot(slot); | |
baa7b67d | 1427 | if (results.curl_result == CURLE_OK) |
58e60dd2 NH |
1428 | rc = 1; |
1429 | else | |
512d632c | 1430 | fprintf(stderr, "UNLOCK HTTP error %ld\n", |
baa7b67d | 1431 | results.http_code); |
58e60dd2 | 1432 | } else { |
512d632c | 1433 | fprintf(stderr, "Unable to start UNLOCK request\n"); |
58e60dd2 NH |
1434 | } |
1435 | ||
1436 | curl_slist_free_all(dav_headers); | |
1437 | free(lock_token_header); | |
75187c9d | 1438 | |
512d632c NH |
1439 | if (remote->locks == lock) { |
1440 | remote->locks = lock->next; | |
1441 | } else { | |
1442 | while (prev && prev->next != lock) | |
1443 | prev = prev->next; | |
1444 | if (prev) | |
1445 | prev->next = prev->next->next; | |
1446 | } | |
1447 | ||
1448 | if (lock->owner != NULL) | |
1449 | free(lock->owner); | |
1450 | free(lock->url); | |
1451 | free(lock->token); | |
1452 | free(lock); | |
58e60dd2 NH |
1453 | |
1454 | return rc; | |
1455 | } | |
1456 | ||
3030baa7 NH |
1457 | static void remote_ls(const char *path, int flags, |
1458 | void (*userFunc)(struct remote_ls_ctx *ls), | |
1459 | void *userData); | |
aa1dbc98 | 1460 | |
3030baa7 NH |
1461 | static void process_ls_object(struct remote_ls_ctx *ls) |
1462 | { | |
1463 | unsigned int *parent = (unsigned int *)ls->userData; | |
1464 | char *path = ls->dentry_name; | |
1465 | char *obj_hex; | |
aa1dbc98 | 1466 | |
3030baa7 NH |
1467 | if (!strcmp(ls->path, ls->dentry_name) && (ls->flags & IS_DIR)) { |
1468 | remote_dir_exists[*parent] = 1; | |
1469 | return; | |
1470 | } | |
aa1dbc98 | 1471 | |
3030baa7 NH |
1472 | if (strlen(path) != 49) |
1473 | return; | |
1474 | path += 8; | |
1475 | obj_hex = xmalloc(strlen(path)); | |
817151e6 | 1476 | strlcpy(obj_hex, path, 3); |
3030baa7 NH |
1477 | strcpy(obj_hex + 2, path + 3); |
1478 | one_remote_object(obj_hex); | |
1479 | free(obj_hex); | |
1480 | } | |
aa1dbc98 | 1481 | |
3030baa7 NH |
1482 | static void process_ls_ref(struct remote_ls_ctx *ls) |
1483 | { | |
1484 | if (!strcmp(ls->path, ls->dentry_name) && (ls->dentry_flags & IS_DIR)) { | |
1485 | fprintf(stderr, " %s\n", ls->dentry_name); | |
1486 | return; | |
1487 | } | |
aa1dbc98 | 1488 | |
3030baa7 NH |
1489 | if (!(ls->dentry_flags & IS_DIR)) |
1490 | one_remote_ref(ls->dentry_name); | |
1491 | } | |
aa1dbc98 | 1492 | |
3030baa7 NH |
1493 | static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed) |
1494 | { | |
1495 | struct remote_ls_ctx *ls = (struct remote_ls_ctx *)ctx->userData; | |
aa1dbc98 | 1496 | |
3030baa7 NH |
1497 | if (tag_closed) { |
1498 | if (!strcmp(ctx->name, DAV_PROPFIND_RESP) && ls->dentry_name) { | |
1499 | if (ls->dentry_flags & IS_DIR) { | |
1500 | if (ls->flags & PROCESS_DIRS) { | |
1501 | ls->userFunc(ls); | |
1502 | } | |
1503 | if (strcmp(ls->dentry_name, ls->path) && | |
1504 | ls->flags & RECURSIVE) { | |
1505 | remote_ls(ls->dentry_name, | |
1506 | ls->flags, | |
1507 | ls->userFunc, | |
1508 | ls->userData); | |
1509 | } | |
1510 | } else if (ls->flags & PROCESS_FILES) { | |
1511 | ls->userFunc(ls); | |
aa1dbc98 | 1512 | } |
3030baa7 NH |
1513 | } else if (!strcmp(ctx->name, DAV_PROPFIND_NAME) && ctx->cdata) { |
1514 | ls->dentry_name = xmalloc(strlen(ctx->cdata) - | |
1515 | remote->path_len + 1); | |
1516 | strcpy(ls->dentry_name, ctx->cdata + remote->path_len); | |
1517 | } else if (!strcmp(ctx->name, DAV_PROPFIND_COLLECTION)) { | |
1518 | ls->dentry_flags |= IS_DIR; | |
aa1dbc98 | 1519 | } |
3030baa7 NH |
1520 | } else if (!strcmp(ctx->name, DAV_PROPFIND_RESP)) { |
1521 | if (ls->dentry_name) { | |
1522 | free(ls->dentry_name); | |
1523 | } | |
1524 | ls->dentry_name = NULL; | |
1525 | ls->dentry_flags = 0; | |
aa1dbc98 | 1526 | } |
aa1dbc98 NH |
1527 | } |
1528 | ||
3030baa7 NH |
1529 | static void remote_ls(const char *path, int flags, |
1530 | void (*userFunc)(struct remote_ls_ctx *ls), | |
1531 | void *userData) | |
aa1dbc98 | 1532 | { |
3030baa7 | 1533 | char *url = xmalloc(strlen(remote->url) + strlen(path) + 1); |
aa1dbc98 | 1534 | struct active_request_slot *slot; |
baa7b67d | 1535 | struct slot_results results; |
aa1dbc98 NH |
1536 | struct buffer in_buffer; |
1537 | struct buffer out_buffer; | |
1538 | char *in_data; | |
1539 | char *out_data; | |
1540 | XML_Parser parser = XML_ParserCreate(NULL); | |
1541 | enum XML_Status result; | |
1542 | struct curl_slist *dav_headers = NULL; | |
1543 | struct xml_ctx ctx; | |
3030baa7 NH |
1544 | struct remote_ls_ctx ls; |
1545 | ||
1546 | ls.flags = flags; | |
1547 | ls.path = strdup(path); | |
1548 | ls.dentry_name = NULL; | |
1549 | ls.dentry_flags = 0; | |
1550 | ls.userData = userData; | |
1551 | ls.userFunc = userFunc; | |
aa1dbc98 | 1552 | |
aa1dbc98 NH |
1553 | sprintf(url, "%s%s", remote->url, path); |
1554 | ||
1555 | out_buffer.size = strlen(PROPFIND_ALL_REQUEST); | |
1556 | out_data = xmalloc(out_buffer.size + 1); | |
1557 | snprintf(out_data, out_buffer.size + 1, PROPFIND_ALL_REQUEST); | |
1558 | out_buffer.posn = 0; | |
1559 | out_buffer.buffer = out_data; | |
1560 | ||
1561 | in_buffer.size = 4096; | |
1562 | in_data = xmalloc(in_buffer.size); | |
1563 | in_buffer.posn = 0; | |
1564 | in_buffer.buffer = in_data; | |
1565 | ||
1566 | dav_headers = curl_slist_append(dav_headers, "Depth: 1"); | |
1567 | dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); | |
1568 | ||
1569 | slot = get_active_slot(); | |
baa7b67d | 1570 | slot->results = &results; |
aa1dbc98 NH |
1571 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
1572 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); | |
1573 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); | |
1574 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); | |
1575 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); | |
1576 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
1577 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1578 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PROPFIND); | |
1579 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1580 | ||
1581 | if (start_active_slot(slot)) { | |
1582 | run_active_slot(slot); | |
baa7b67d | 1583 | if (results.curl_result == CURLE_OK) { |
aa1dbc98 NH |
1584 | ctx.name = xcalloc(10, 1); |
1585 | ctx.len = 0; | |
1586 | ctx.cdata = NULL; | |
3030baa7 NH |
1587 | ctx.userFunc = handle_remote_ls_ctx; |
1588 | ctx.userData = &ls; | |
aa1dbc98 NH |
1589 | XML_SetUserData(parser, &ctx); |
1590 | XML_SetElementHandler(parser, xml_start_tag, | |
1591 | xml_end_tag); | |
1592 | XML_SetCharacterDataHandler(parser, xml_cdata); | |
1593 | result = XML_Parse(parser, in_buffer.buffer, | |
1594 | in_buffer.posn, 1); | |
1595 | free(ctx.name); | |
1596 | ||
1597 | if (result != XML_STATUS_OK) { | |
1598 | fprintf(stderr, "XML error: %s\n", | |
1599 | XML_ErrorString( | |
1600 | XML_GetErrorCode(parser))); | |
1601 | } | |
aa1dbc98 NH |
1602 | } |
1603 | } else { | |
3030baa7 | 1604 | fprintf(stderr, "Unable to start PROPFIND request\n"); |
aa1dbc98 NH |
1605 | } |
1606 | ||
3030baa7 | 1607 | free(ls.path); |
aa1dbc98 NH |
1608 | free(url); |
1609 | free(out_data); | |
1610 | free(in_buffer.buffer); | |
1611 | curl_slist_free_all(dav_headers); | |
1612 | } | |
1613 | ||
3030baa7 NH |
1614 | static void get_remote_object_list(unsigned char parent) |
1615 | { | |
1616 | char path[] = "objects/XX/"; | |
1617 | static const char hex[] = "0123456789abcdef"; | |
1618 | unsigned int val = parent; | |
1619 | ||
1620 | path[8] = hex[val >> 4]; | |
1621 | path[9] = hex[val & 0xf]; | |
1622 | remote_dir_exists[val] = 0; | |
1623 | remote_ls(path, (PROCESS_FILES | PROCESS_DIRS), | |
1624 | process_ls_object, &val); | |
1625 | } | |
1626 | ||
acf59575 | 1627 | static int locking_available(void) |
58e60dd2 NH |
1628 | { |
1629 | struct active_request_slot *slot; | |
baa7b67d | 1630 | struct slot_results results; |
58e60dd2 NH |
1631 | struct buffer in_buffer; |
1632 | struct buffer out_buffer; | |
1633 | char *in_data; | |
1634 | char *out_data; | |
1635 | XML_Parser parser = XML_ParserCreate(NULL); | |
1636 | enum XML_Status result; | |
58e60dd2 | 1637 | struct curl_slist *dav_headers = NULL; |
acf59575 NH |
1638 | struct xml_ctx ctx; |
1639 | int lock_flags = 0; | |
58e60dd2 | 1640 | |
aa1dbc98 NH |
1641 | out_buffer.size = |
1642 | strlen(PROPFIND_SUPPORTEDLOCK_REQUEST) + | |
1643 | strlen(remote->url) - 2; | |
58e60dd2 | 1644 | out_data = xmalloc(out_buffer.size + 1); |
aa1dbc98 NH |
1645 | snprintf(out_data, out_buffer.size + 1, |
1646 | PROPFIND_SUPPORTEDLOCK_REQUEST, remote->url); | |
58e60dd2 NH |
1647 | out_buffer.posn = 0; |
1648 | out_buffer.buffer = out_data; | |
1649 | ||
1650 | in_buffer.size = 4096; | |
1651 | in_data = xmalloc(in_buffer.size); | |
1652 | in_buffer.posn = 0; | |
1653 | in_buffer.buffer = in_data; | |
1654 | ||
1655 | dav_headers = curl_slist_append(dav_headers, "Depth: 0"); | |
1656 | dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); | |
baa7b67d | 1657 | |
58e60dd2 | 1658 | slot = get_active_slot(); |
baa7b67d | 1659 | slot->results = &results; |
58e60dd2 NH |
1660 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
1661 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); | |
1662 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); | |
1663 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); | |
29508e1e | 1664 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
58e60dd2 NH |
1665 | curl_easy_setopt(slot->curl, CURLOPT_URL, remote->url); |
1666 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1667 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PROPFIND); | |
1668 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1669 | ||
1670 | if (start_active_slot(slot)) { | |
1671 | run_active_slot(slot); | |
baa7b67d | 1672 | if (results.curl_result == CURLE_OK) { |
acf59575 NH |
1673 | ctx.name = xcalloc(10, 1); |
1674 | ctx.len = 0; | |
1675 | ctx.cdata = NULL; | |
1676 | ctx.userFunc = handle_lockprop_ctx; | |
1677 | ctx.userData = &lock_flags; | |
1678 | XML_SetUserData(parser, &ctx); | |
1679 | XML_SetElementHandler(parser, xml_start_tag, | |
1680 | xml_end_tag); | |
1681 | result = XML_Parse(parser, in_buffer.buffer, | |
1682 | in_buffer.posn, 1); | |
1683 | free(ctx.name); | |
1684 | ||
1685 | if (result != XML_STATUS_OK) { | |
1686 | fprintf(stderr, "XML error: %s\n", | |
1687 | XML_ErrorString( | |
1688 | XML_GetErrorCode(parser))); | |
1689 | lock_flags = 0; | |
1690 | } | |
58e60dd2 | 1691 | } |
58e60dd2 | 1692 | } else { |
1a703cba | 1693 | fprintf(stderr, "Unable to start PROPFIND request\n"); |
58e60dd2 NH |
1694 | } |
1695 | ||
acf59575 NH |
1696 | free(out_data); |
1697 | free(in_buffer.buffer); | |
1698 | curl_slist_free_all(dav_headers); | |
1699 | ||
1700 | return lock_flags; | |
58e60dd2 NH |
1701 | } |
1702 | ||
1f1e895f LT |
1703 | struct object_list **add_one_object(struct object *obj, struct object_list **p) |
1704 | { | |
1705 | struct object_list *entry = xmalloc(sizeof(struct object_list)); | |
1706 | entry->item = obj; | |
1707 | entry->next = *p; | |
1708 | *p = entry; | |
1709 | return &entry->next; | |
1710 | } | |
1711 | ||
aa1dbc98 NH |
1712 | static struct object_list **process_blob(struct blob *blob, |
1713 | struct object_list **p, | |
1714 | struct name_path *path, | |
1715 | const char *name) | |
58e60dd2 | 1716 | { |
aa1dbc98 | 1717 | struct object *obj = &blob->object; |
58e60dd2 | 1718 | |
aa1dbc98 NH |
1719 | obj->flags |= LOCAL; |
1720 | ||
1721 | if (obj->flags & (UNINTERESTING | SEEN)) | |
1722 | return p; | |
1723 | ||
1724 | obj->flags |= SEEN; | |
1f1e895f | 1725 | return add_one_object(obj, p); |
aa1dbc98 NH |
1726 | } |
1727 | ||
1728 | static struct object_list **process_tree(struct tree *tree, | |
1729 | struct object_list **p, | |
1730 | struct name_path *path, | |
1731 | const char *name) | |
1732 | { | |
1733 | struct object *obj = &tree->object; | |
2d9c58c6 | 1734 | struct tree_desc desc; |
4c068a98 | 1735 | struct name_entry entry; |
aa1dbc98 NH |
1736 | struct name_path me; |
1737 | ||
1738 | obj->flags |= LOCAL; | |
1739 | ||
1740 | if (obj->flags & (UNINTERESTING | SEEN)) | |
1741 | return p; | |
1742 | if (parse_tree(tree) < 0) | |
1743 | die("bad tree object %s", sha1_to_hex(obj->sha1)); | |
1744 | ||
1745 | obj->flags |= SEEN; | |
2d9c58c6 | 1746 | name = strdup(name); |
1f1e895f | 1747 | p = add_one_object(obj, p); |
aa1dbc98 NH |
1748 | me.up = path; |
1749 | me.elem = name; | |
1750 | me.elem_len = strlen(name); | |
2d9c58c6 LT |
1751 | |
1752 | desc.buf = tree->buffer; | |
1753 | desc.size = tree->size; | |
1754 | ||
4c068a98 LT |
1755 | while (tree_entry(&desc, &entry)) { |
1756 | if (S_ISDIR(entry.mode)) | |
1757 | p = process_tree(lookup_tree(entry.sha1), p, &me, name); | |
aa1dbc98 | 1758 | else |
4c068a98 | 1759 | p = process_blob(lookup_blob(entry.sha1), p, &me, name); |
58e60dd2 | 1760 | } |
2d9c58c6 LT |
1761 | free(tree->buffer); |
1762 | tree->buffer = NULL; | |
aa1dbc98 | 1763 | return p; |
58e60dd2 NH |
1764 | } |
1765 | ||
1a703cba | 1766 | static int get_delta(struct rev_info *revs, struct remote_lock *lock) |
58e60dd2 | 1767 | { |
1f1e895f | 1768 | int i; |
58e60dd2 | 1769 | struct commit *commit; |
1f1e895f | 1770 | struct object_list **p = &objects; |
1a703cba | 1771 | int count = 0; |
58e60dd2 | 1772 | |
aa1dbc98 NH |
1773 | while ((commit = get_revision(revs)) != NULL) { |
1774 | p = process_tree(commit->tree, p, NULL, ""); | |
1775 | commit->object.flags |= LOCAL; | |
1776 | if (!(commit->object.flags & UNINTERESTING)) | |
1a703cba | 1777 | count += add_send_request(&commit->object, lock); |
aa1dbc98 | 1778 | } |
58e60dd2 | 1779 | |
1f1e895f LT |
1780 | for (i = 0; i < revs->pending.nr; i++) { |
1781 | struct object_array_entry *entry = revs->pending.objects + i; | |
1782 | struct object *obj = entry->item; | |
1783 | const char *name = entry->name; | |
58e60dd2 | 1784 | |
aa1dbc98 NH |
1785 | if (obj->flags & (UNINTERESTING | SEEN)) |
1786 | continue; | |
1974632c | 1787 | if (obj->type == OBJ_TAG) { |
aa1dbc98 | 1788 | obj->flags |= SEEN; |
1f1e895f | 1789 | p = add_one_object(obj, p); |
aa1dbc98 | 1790 | continue; |
58e60dd2 | 1791 | } |
1974632c | 1792 | if (obj->type == OBJ_TREE) { |
aa1dbc98 NH |
1793 | p = process_tree((struct tree *)obj, p, NULL, name); |
1794 | continue; | |
58e60dd2 | 1795 | } |
1974632c | 1796 | if (obj->type == OBJ_BLOB) { |
aa1dbc98 NH |
1797 | p = process_blob((struct blob *)obj, p, NULL, name); |
1798 | continue; | |
58e60dd2 | 1799 | } |
aa1dbc98 NH |
1800 | die("unknown pending object %s (%s)", sha1_to_hex(obj->sha1), name); |
1801 | } | |
1802 | ||
1803 | while (objects) { | |
1804 | if (!(objects->item->flags & UNINTERESTING)) | |
1a703cba | 1805 | count += add_send_request(objects->item, lock); |
aa1dbc98 | 1806 | objects = objects->next; |
58e60dd2 | 1807 | } |
1a703cba NH |
1808 | |
1809 | return count; | |
58e60dd2 NH |
1810 | } |
1811 | ||
aa1dbc98 | 1812 | static int update_remote(unsigned char *sha1, struct remote_lock *lock) |
58e60dd2 NH |
1813 | { |
1814 | struct active_request_slot *slot; | |
baa7b67d | 1815 | struct slot_results results; |
58e60dd2 NH |
1816 | char *out_data; |
1817 | char *if_header; | |
1818 | struct buffer out_buffer; | |
1819 | struct curl_slist *dav_headers = NULL; | |
1820 | int i; | |
1821 | ||
26349b2e NH |
1822 | if_header = xmalloc(strlen(lock->token) + 25); |
1823 | sprintf(if_header, "If: (<opaquelocktoken:%s>)", lock->token); | |
58e60dd2 NH |
1824 | dav_headers = curl_slist_append(dav_headers, if_header); |
1825 | ||
1826 | out_buffer.size = 41; | |
1827 | out_data = xmalloc(out_buffer.size + 1); | |
1828 | i = snprintf(out_data, out_buffer.size + 1, "%s\n", sha1_to_hex(sha1)); | |
1829 | if (i != out_buffer.size) { | |
1830 | fprintf(stderr, "Unable to initialize PUT request body\n"); | |
1831 | return 0; | |
1832 | } | |
1833 | out_buffer.posn = 0; | |
1834 | out_buffer.buffer = out_data; | |
1835 | ||
1836 | slot = get_active_slot(); | |
baa7b67d | 1837 | slot->results = &results; |
58e60dd2 NH |
1838 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
1839 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); | |
1840 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); | |
1841 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
1842 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); | |
1843 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1844 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1845 | curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); | |
75187c9d | 1846 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); |
58e60dd2 NH |
1847 | |
1848 | if (start_active_slot(slot)) { | |
1849 | run_active_slot(slot); | |
1850 | free(out_data); | |
1851 | free(if_header); | |
baa7b67d | 1852 | if (results.curl_result != CURLE_OK) { |
58e60dd2 NH |
1853 | fprintf(stderr, |
1854 | "PUT error: curl result=%d, HTTP code=%ld\n", | |
baa7b67d | 1855 | results.curl_result, results.http_code); |
58e60dd2 NH |
1856 | /* We should attempt recovery? */ |
1857 | return 0; | |
1858 | } | |
1859 | } else { | |
1860 | free(out_data); | |
1861 | free(if_header); | |
58e60dd2 NH |
1862 | fprintf(stderr, "Unable to start PUT request\n"); |
1863 | return 0; | |
1864 | } | |
1865 | ||
1866 | return 1; | |
1867 | } | |
1868 | ||
aa1dbc98 NH |
1869 | static struct ref *local_refs, **local_tail; |
1870 | static struct ref *remote_refs, **remote_tail; | |
1871 | ||
1872 | static int one_local_ref(const char *refname, const unsigned char *sha1) | |
1873 | { | |
1874 | struct ref *ref; | |
1875 | int len = strlen(refname) + 1; | |
1876 | ref = xcalloc(1, sizeof(*ref) + len); | |
1877 | memcpy(ref->new_sha1, sha1, 20); | |
1878 | memcpy(ref->name, refname, len); | |
1879 | *local_tail = ref; | |
1880 | local_tail = &ref->next; | |
1881 | return 0; | |
1882 | } | |
1883 | ||
1884 | static void one_remote_ref(char *refname) | |
1885 | { | |
1886 | struct ref *ref; | |
1887 | unsigned char remote_sha1[20]; | |
197e8951 | 1888 | struct object *obj; |
8c9e7947 | 1889 | int len = strlen(refname) + 1; |
aa1dbc98 NH |
1890 | |
1891 | if (fetch_ref(refname, remote_sha1) != 0) { | |
1892 | fprintf(stderr, | |
1893 | "Unable to fetch ref %s from %s\n", | |
1894 | refname, remote->url); | |
1895 | return; | |
1896 | } | |
1897 | ||
197e8951 NH |
1898 | /* |
1899 | * Fetch a copy of the object if it doesn't exist locally - it | |
1900 | * may be required for updating server info later. | |
1901 | */ | |
1902 | if (remote->can_update_info_refs && !has_sha1_file(remote_sha1)) { | |
1903 | obj = lookup_unknown_object(remote_sha1); | |
1904 | if (obj) { | |
1905 | fprintf(stderr, " fetch %s for %s\n", | |
1906 | sha1_to_hex(remote_sha1), refname); | |
1907 | add_fetch_request(obj); | |
1908 | } | |
1909 | } | |
1910 | ||
aa1dbc98 NH |
1911 | ref = xcalloc(1, sizeof(*ref) + len); |
1912 | memcpy(ref->old_sha1, remote_sha1, 20); | |
1913 | memcpy(ref->name, refname, len); | |
1914 | *remote_tail = ref; | |
1915 | remote_tail = &ref->next; | |
1916 | } | |
1917 | ||
1918 | static void get_local_heads(void) | |
1919 | { | |
1920 | local_tail = &local_refs; | |
1921 | for_each_ref(one_local_ref); | |
1922 | } | |
1923 | ||
1924 | static void get_dav_remote_heads(void) | |
1925 | { | |
1926 | remote_tail = &remote_refs; | |
3030baa7 | 1927 | remote_ls("refs/", (PROCESS_FILES | PROCESS_DIRS | RECURSIVE), process_ls_ref, NULL); |
aa1dbc98 NH |
1928 | } |
1929 | ||
1930 | static int is_zero_sha1(const unsigned char *sha1) | |
1931 | { | |
1932 | int i; | |
1933 | ||
1934 | for (i = 0; i < 20; i++) { | |
1935 | if (*sha1++) | |
1936 | return 0; | |
1937 | } | |
1938 | return 1; | |
1939 | } | |
1940 | ||
1941 | static void unmark_and_free(struct commit_list *list, unsigned int mark) | |
1942 | { | |
1943 | while (list) { | |
1944 | struct commit_list *temp = list; | |
1945 | temp->item->object.flags &= ~mark; | |
1946 | list = temp->next; | |
1947 | free(temp); | |
1948 | } | |
1949 | } | |
1950 | ||
1951 | static int ref_newer(const unsigned char *new_sha1, | |
1952 | const unsigned char *old_sha1) | |
1953 | { | |
1954 | struct object *o; | |
1955 | struct commit *old, *new; | |
1956 | struct commit_list *list, *used; | |
1957 | int found = 0; | |
1958 | ||
1959 | /* Both new and old must be commit-ish and new is descendant of | |
1960 | * old. Otherwise we require --force. | |
1961 | */ | |
1962 | o = deref_tag(parse_object(old_sha1), NULL, 0); | |
1974632c | 1963 | if (!o || o->type != OBJ_COMMIT) |
aa1dbc98 NH |
1964 | return 0; |
1965 | old = (struct commit *) o; | |
1966 | ||
1967 | o = deref_tag(parse_object(new_sha1), NULL, 0); | |
1974632c | 1968 | if (!o || o->type != OBJ_COMMIT) |
aa1dbc98 NH |
1969 | return 0; |
1970 | new = (struct commit *) o; | |
1971 | ||
1972 | if (parse_commit(new) < 0) | |
1973 | return 0; | |
1974 | ||
1975 | used = list = NULL; | |
1976 | commit_list_insert(new, &list); | |
1977 | while (list) { | |
1978 | new = pop_most_recent_commit(&list, TMP_MARK); | |
1979 | commit_list_insert(new, &used); | |
1980 | if (new == old) { | |
1981 | found = 1; | |
1982 | break; | |
1983 | } | |
1984 | } | |
1985 | unmark_and_free(list, TMP_MARK); | |
1986 | unmark_and_free(used, TMP_MARK); | |
1987 | return found; | |
1988 | } | |
1989 | ||
1990 | static void mark_edge_parents_uninteresting(struct commit *commit) | |
1991 | { | |
1992 | struct commit_list *parents; | |
1993 | ||
1994 | for (parents = commit->parents; parents; parents = parents->next) { | |
1995 | struct commit *parent = parents->item; | |
1996 | if (!(parent->object.flags & UNINTERESTING)) | |
1997 | continue; | |
1998 | mark_tree_uninteresting(parent->tree); | |
1999 | } | |
2000 | } | |
2001 | ||
2002 | static void mark_edges_uninteresting(struct commit_list *list) | |
2003 | { | |
2004 | for ( ; list; list = list->next) { | |
2005 | struct commit *commit = list->item; | |
2006 | ||
2007 | if (commit->object.flags & UNINTERESTING) { | |
2008 | mark_tree_uninteresting(commit->tree); | |
2009 | continue; | |
2010 | } | |
2011 | mark_edge_parents_uninteresting(commit); | |
2012 | } | |
2013 | } | |
2014 | ||
197e8951 NH |
2015 | static void add_remote_info_ref(struct remote_ls_ctx *ls) |
2016 | { | |
2017 | struct buffer *buf = (struct buffer *)ls->userData; | |
2018 | unsigned char remote_sha1[20]; | |
2019 | struct object *o; | |
2020 | int len; | |
2021 | char *ref_info; | |
2022 | ||
2023 | if (fetch_ref(ls->dentry_name, remote_sha1) != 0) { | |
2024 | fprintf(stderr, | |
2025 | "Unable to fetch ref %s from %s\n", | |
2026 | ls->dentry_name, remote->url); | |
2027 | aborted = 1; | |
2028 | return; | |
2029 | } | |
2030 | ||
2031 | o = parse_object(remote_sha1); | |
2032 | if (!o) { | |
2033 | fprintf(stderr, | |
2034 | "Unable to parse object %s for remote ref %s\n", | |
2035 | sha1_to_hex(remote_sha1), ls->dentry_name); | |
2036 | aborted = 1; | |
2037 | return; | |
2038 | } | |
2039 | ||
2040 | len = strlen(ls->dentry_name) + 42; | |
2041 | ref_info = xcalloc(len + 1, 1); | |
2042 | sprintf(ref_info, "%s %s\n", | |
2043 | sha1_to_hex(remote_sha1), ls->dentry_name); | |
2044 | fwrite_buffer(ref_info, 1, len, buf); | |
2045 | free(ref_info); | |
2046 | ||
1974632c | 2047 | if (o->type == OBJ_TAG) { |
197e8951 NH |
2048 | o = deref_tag(o, ls->dentry_name, 0); |
2049 | if (o) { | |
2050 | len = strlen(ls->dentry_name) + 45; | |
2051 | ref_info = xcalloc(len + 1, 1); | |
2052 | sprintf(ref_info, "%s %s^{}\n", | |
2053 | sha1_to_hex(o->sha1), ls->dentry_name); | |
2054 | fwrite_buffer(ref_info, 1, len, buf); | |
2055 | free(ref_info); | |
2056 | } | |
2057 | } | |
2058 | } | |
2059 | ||
2060 | static void update_remote_info_refs(struct remote_lock *lock) | |
2061 | { | |
2062 | struct buffer buffer; | |
2063 | struct active_request_slot *slot; | |
2064 | struct slot_results results; | |
2065 | char *if_header; | |
2066 | struct curl_slist *dav_headers = NULL; | |
2067 | ||
90321c10 | 2068 | buffer.buffer = xcalloc(1, 4096); |
197e8951 NH |
2069 | buffer.size = 4096; |
2070 | buffer.posn = 0; | |
2071 | remote_ls("refs/", (PROCESS_FILES | RECURSIVE), | |
2072 | add_remote_info_ref, &buffer); | |
2073 | if (!aborted) { | |
2074 | if_header = xmalloc(strlen(lock->token) + 25); | |
2075 | sprintf(if_header, "If: (<opaquelocktoken:%s>)", lock->token); | |
2076 | dav_headers = curl_slist_append(dav_headers, if_header); | |
2077 | ||
2078 | slot = get_active_slot(); | |
2079 | slot->results = &results; | |
2080 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &buffer); | |
2081 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, buffer.posn); | |
2082 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); | |
2083 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
2084 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); | |
2085 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
2086 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
2087 | curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); | |
2088 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); | |
2089 | ||
2090 | buffer.posn = 0; | |
2091 | ||
2092 | if (start_active_slot(slot)) { | |
2093 | run_active_slot(slot); | |
2094 | if (results.curl_result != CURLE_OK) { | |
2095 | fprintf(stderr, | |
2096 | "PUT error: curl result=%d, HTTP code=%ld\n", | |
2097 | results.curl_result, results.http_code); | |
2098 | } | |
2099 | } | |
2100 | free(if_header); | |
2101 | } | |
2102 | free(buffer.buffer); | |
2103 | } | |
2104 | ||
2105 | static int remote_exists(const char *path) | |
2106 | { | |
2107 | char *url = xmalloc(strlen(remote->url) + strlen(path) + 1); | |
2108 | struct active_request_slot *slot; | |
2109 | struct slot_results results; | |
2110 | ||
2111 | sprintf(url, "%s%s", remote->url, path); | |
2112 | ||
2113 | slot = get_active_slot(); | |
2114 | slot->results = &results; | |
2115 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
2116 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 1); | |
2117 | ||
2118 | if (start_active_slot(slot)) { | |
2119 | run_active_slot(slot); | |
2120 | if (results.http_code == 404) | |
2121 | return 0; | |
2122 | else if (results.curl_result == CURLE_OK) | |
2123 | return 1; | |
2124 | else | |
2125 | fprintf(stderr, "HEAD HTTP error %ld\n", results.http_code); | |
2126 | } else { | |
2127 | fprintf(stderr, "Unable to start HEAD request\n"); | |
2128 | } | |
2129 | ||
2130 | return -1; | |
2131 | } | |
2132 | ||
554fe20d | 2133 | static void fetch_symref(const char *path, char **symref, unsigned char *sha1) |
3dfaf7bc NH |
2134 | { |
2135 | char *url; | |
2136 | struct buffer buffer; | |
2137 | struct active_request_slot *slot; | |
2138 | struct slot_results results; | |
2139 | ||
2140 | url = xmalloc(strlen(remote->url) + strlen(path) + 1); | |
2141 | sprintf(url, "%s%s", remote->url, path); | |
2142 | ||
2143 | buffer.size = 4096; | |
2144 | buffer.posn = 0; | |
2145 | buffer.buffer = xmalloc(buffer.size); | |
2146 | ||
2147 | slot = get_active_slot(); | |
2148 | slot->results = &results; | |
2149 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); | |
2150 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); | |
2151 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL); | |
2152 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
2153 | if (start_active_slot(slot)) { | |
2154 | run_active_slot(slot); | |
2155 | if (results.curl_result != CURLE_OK) { | |
2156 | die("Couldn't get %s for remote symref\n%s", | |
2157 | url, curl_errorstr); | |
2158 | } | |
2159 | } else { | |
2160 | die("Unable to start remote symref request"); | |
2161 | } | |
2162 | free(url); | |
2163 | ||
2164 | if (*symref != NULL) | |
2165 | free(*symref); | |
2166 | *symref = NULL; | |
2167 | memset(sha1, 0, 20); | |
2168 | ||
2169 | if (buffer.posn == 0) | |
2170 | return; | |
2171 | ||
2172 | /* If it's a symref, set the refname; otherwise try for a sha1 */ | |
2173 | if (!strncmp((char *)buffer.buffer, "ref: ", 5)) { | |
bfbd0bb6 | 2174 | *symref = xmalloc(buffer.posn - 5); |
817151e6 | 2175 | strlcpy(*symref, (char *)buffer.buffer + 5, buffer.posn - 5); |
3dfaf7bc NH |
2176 | } else { |
2177 | get_sha1_hex(buffer.buffer, sha1); | |
2178 | } | |
2179 | ||
2180 | free(buffer.buffer); | |
2181 | } | |
2182 | ||
2183 | static int verify_merge_base(unsigned char *head_sha1, unsigned char *branch_sha1) | |
2184 | { | |
2185 | int pipe_fd[2]; | |
2186 | pid_t merge_base_pid; | |
2187 | char line[PATH_MAX + 20]; | |
2188 | unsigned char merge_sha1[20]; | |
2189 | int verified = 0; | |
2190 | ||
2191 | if (pipe(pipe_fd) < 0) | |
2192 | die("Verify merge base: pipe failed"); | |
2193 | ||
2194 | merge_base_pid = fork(); | |
2195 | if (!merge_base_pid) { | |
2196 | static const char *args[] = { | |
2197 | "merge-base", | |
2198 | "-a", | |
2199 | NULL, | |
2200 | NULL, | |
2201 | NULL | |
2202 | }; | |
2203 | args[2] = strdup(sha1_to_hex(head_sha1)); | |
2204 | args[3] = sha1_to_hex(branch_sha1); | |
2205 | ||
2206 | dup2(pipe_fd[1], 1); | |
2207 | close(pipe_fd[0]); | |
2208 | close(pipe_fd[1]); | |
2209 | execv_git_cmd(args); | |
2210 | die("merge-base setup failed"); | |
2211 | } | |
2212 | if (merge_base_pid < 0) | |
2213 | die("merge-base fork failed"); | |
2214 | ||
2215 | dup2(pipe_fd[0], 0); | |
2216 | close(pipe_fd[0]); | |
2217 | close(pipe_fd[1]); | |
2218 | while (fgets(line, sizeof(line), stdin) != NULL) { | |
2219 | if (get_sha1_hex(line, merge_sha1)) | |
2220 | die("expected sha1, got garbage:\n %s", line); | |
2221 | if (!memcmp(branch_sha1, merge_sha1, 20)) { | |
2222 | verified = 1; | |
2223 | break; | |
2224 | } | |
2225 | } | |
2226 | ||
2227 | return verified; | |
2228 | } | |
2229 | ||
2230 | static int delete_remote_branch(char *pattern, int force) | |
2231 | { | |
2232 | struct ref *refs = remote_refs; | |
2233 | struct ref *remote_ref = NULL; | |
2234 | unsigned char head_sha1[20]; | |
2235 | char *symref = NULL; | |
2236 | int match; | |
2237 | int patlen = strlen(pattern); | |
2238 | int i; | |
2239 | struct active_request_slot *slot; | |
2240 | struct slot_results results; | |
2241 | char *url; | |
2242 | ||
2243 | /* Find the remote branch(es) matching the specified branch name */ | |
2244 | for (match = 0; refs; refs = refs->next) { | |
2245 | char *name = refs->name; | |
2246 | int namelen = strlen(name); | |
2247 | if (namelen < patlen || | |
2248 | memcmp(name + namelen - patlen, pattern, patlen)) | |
2249 | continue; | |
2250 | if (namelen != patlen && name[namelen - patlen - 1] != '/') | |
2251 | continue; | |
2252 | match++; | |
2253 | remote_ref = refs; | |
2254 | } | |
2255 | if (match == 0) | |
2256 | return error("No remote branch matches %s", pattern); | |
2257 | if (match != 1) | |
2258 | return error("More than one remote branch matches %s", | |
2259 | pattern); | |
2260 | ||
2261 | /* | |
2262 | * Remote HEAD must be a symref (not exactly foolproof; a remote | |
2263 | * symlink to a symref will look like a symref) | |
2264 | */ | |
2265 | fetch_symref("HEAD", &symref, head_sha1); | |
2266 | if (!symref) | |
2267 | return error("Remote HEAD is not a symref"); | |
2268 | ||
2269 | /* Remote branch must not be the remote HEAD */ | |
2270 | for (i=0; symref && i<MAXDEPTH; i++) { | |
2271 | if (!strcmp(remote_ref->name, symref)) | |
2272 | return error("Remote branch %s is the current HEAD", | |
2273 | remote_ref->name); | |
2274 | fetch_symref(symref, &symref, head_sha1); | |
2275 | } | |
2276 | ||
2277 | /* Run extra sanity checks if delete is not forced */ | |
2278 | if (!force) { | |
2279 | /* Remote HEAD must resolve to a known object */ | |
2280 | if (symref) | |
2281 | return error("Remote HEAD symrefs too deep"); | |
2282 | if (is_zero_sha1(head_sha1)) | |
2283 | return error("Unable to resolve remote HEAD"); | |
2284 | if (!has_sha1_file(head_sha1)) | |
2285 | return error("Remote HEAD resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", sha1_to_hex(head_sha1)); | |
2286 | ||
2287 | /* Remote branch must resolve to a known object */ | |
2288 | if (is_zero_sha1(remote_ref->old_sha1)) | |
2289 | return error("Unable to resolve remote branch %s", | |
2290 | remote_ref->name); | |
2291 | if (!has_sha1_file(remote_ref->old_sha1)) | |
2292 | 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)); | |
2293 | ||
2294 | /* Remote branch must be an ancestor of remote HEAD */ | |
2295 | if (!verify_merge_base(head_sha1, remote_ref->old_sha1)) { | |
2296 | return error("The branch '%s' is not a strict subset of your current HEAD.\nIf you are sure you want to delete it, run:\n\t'git http-push -D %s %s'", remote_ref->name, remote->url, pattern); | |
2297 | } | |
2298 | } | |
2299 | ||
2300 | /* Send delete request */ | |
2301 | fprintf(stderr, "Removing remote branch '%s'\n", remote_ref->name); | |
2302 | url = xmalloc(strlen(remote->url) + strlen(remote_ref->name) + 1); | |
2303 | sprintf(url, "%s%s", remote->url, remote_ref->name); | |
2304 | slot = get_active_slot(); | |
2305 | slot->results = &results; | |
2306 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); | |
2307 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
2308 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
2309 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_DELETE); | |
2310 | if (start_active_slot(slot)) { | |
2311 | run_active_slot(slot); | |
2312 | free(url); | |
2313 | if (results.curl_result != CURLE_OK) | |
2314 | return error("DELETE request failed (%d/%ld)\n", | |
2315 | results.curl_result, results.http_code); | |
2316 | } else { | |
2317 | free(url); | |
2318 | return error("Unable to start DELETE request"); | |
2319 | } | |
2320 | ||
2321 | return 0; | |
2322 | } | |
2323 | ||
58e60dd2 NH |
2324 | int main(int argc, char **argv) |
2325 | { | |
58e60dd2 NH |
2326 | struct transfer_request *request; |
2327 | struct transfer_request *next_request; | |
2328 | int nr_refspec = 0; | |
2329 | char **refspec = NULL; | |
512d632c | 2330 | struct remote_lock *ref_lock = NULL; |
197e8951 | 2331 | struct remote_lock *info_ref_lock = NULL; |
aa1dbc98 | 2332 | struct rev_info revs; |
3dfaf7bc NH |
2333 | int delete_branch = 0; |
2334 | int force_delete = 0; | |
1a703cba | 2335 | int objects_to_send; |
58e60dd2 NH |
2336 | int rc = 0; |
2337 | int i; | |
8c9e7947 JH |
2338 | int new_refs; |
2339 | struct ref *ref; | |
58e60dd2 | 2340 | |
5a327713 | 2341 | setup_git_directory(); |
58e60dd2 NH |
2342 | setup_ident(); |
2343 | ||
512d632c | 2344 | remote = xcalloc(sizeof(*remote), 1); |
58e60dd2 NH |
2345 | |
2346 | argv++; | |
2347 | for (i = 1; i < argc; i++, argv++) { | |
2348 | char *arg = *argv; | |
2349 | ||
2350 | if (*arg == '-') { | |
aa1dbc98 | 2351 | if (!strcmp(arg, "--all")) { |
58e60dd2 NH |
2352 | push_all = 1; |
2353 | continue; | |
2354 | } | |
2355 | if (!strcmp(arg, "--force")) { | |
2356 | force_all = 1; | |
2357 | continue; | |
2358 | } | |
2359 | if (!strcmp(arg, "--verbose")) { | |
2360 | push_verbosely = 1; | |
2361 | continue; | |
2362 | } | |
3dfaf7bc NH |
2363 | if (!strcmp(arg, "-d")) { |
2364 | delete_branch = 1; | |
2365 | continue; | |
2366 | } | |
2367 | if (!strcmp(arg, "-D")) { | |
2368 | delete_branch = 1; | |
2369 | force_delete = 1; | |
2370 | continue; | |
2371 | } | |
58e60dd2 NH |
2372 | } |
2373 | if (!remote->url) { | |
aa1dbc98 | 2374 | char *path = strstr(arg, "//"); |
8c9e7947 | 2375 | remote->url = arg; |
aa1dbc98 | 2376 | if (path) { |
ef9e58c8 | 2377 | path = strchr(path+2, '/'); |
aa1dbc98 NH |
2378 | if (path) |
2379 | remote->path_len = strlen(path); | |
2380 | } | |
58e60dd2 NH |
2381 | continue; |
2382 | } | |
2383 | refspec = argv; | |
2384 | nr_refspec = argc - i; | |
2385 | break; | |
2386 | } | |
2387 | ||
3e9fabc8 NH |
2388 | if (!remote->url) |
2389 | usage(http_push_usage); | |
2390 | ||
3dfaf7bc NH |
2391 | if (delete_branch && nr_refspec != 1) |
2392 | die("You must specify only one branch name when deleting a remote branch"); | |
2393 | ||
aa1dbc98 | 2394 | memset(remote_dir_exists, -1, 256); |
0dd276b8 | 2395 | |
29508e1e | 2396 | http_init(); |
58e60dd2 NH |
2397 | |
2398 | no_pragma_header = curl_slist_append(no_pragma_header, "Pragma:"); | |
2399 | default_headers = curl_slist_append(default_headers, "Range:"); | |
2400 | default_headers = curl_slist_append(default_headers, "Destination:"); | |
2401 | default_headers = curl_slist_append(default_headers, "If:"); | |
2402 | default_headers = curl_slist_append(default_headers, | |
2403 | "Pragma: no-cache"); | |
2404 | ||
58e60dd2 | 2405 | /* Verify DAV compliance/lock support */ |
acf59575 | 2406 | if (!locking_available()) { |
58e60dd2 NH |
2407 | fprintf(stderr, "Error: no DAV locking support on remote repo %s\n", remote->url); |
2408 | rc = 1; | |
2409 | goto cleanup; | |
2410 | } | |
2411 | ||
197e8951 NH |
2412 | /* Check whether the remote has server info files */ |
2413 | remote->can_update_info_refs = 0; | |
2414 | remote->has_info_refs = remote_exists("info/refs"); | |
2415 | remote->has_info_packs = remote_exists("objects/info/packs"); | |
2416 | if (remote->has_info_refs) { | |
2417 | info_ref_lock = lock_remote("info/refs", LOCK_TIME); | |
2418 | if (info_ref_lock) | |
2419 | remote->can_update_info_refs = 1; | |
2420 | } | |
2421 | if (remote->has_info_packs) | |
2422 | fetch_indices(); | |
2423 | ||
aa1dbc98 NH |
2424 | /* Get a list of all local and remote heads to validate refspecs */ |
2425 | get_local_heads(); | |
2426 | fprintf(stderr, "Fetching remote heads...\n"); | |
2427 | get_dav_remote_heads(); | |
2428 | ||
3dfaf7bc NH |
2429 | /* Remove a remote branch if -d or -D was specified */ |
2430 | if (delete_branch) { | |
2431 | if (delete_remote_branch(refspec[0], force_delete) == -1) | |
2432 | fprintf(stderr, "Unable to delete remote branch %s\n", | |
2433 | refspec[0]); | |
2434 | goto cleanup; | |
2435 | } | |
2436 | ||
aa1dbc98 NH |
2437 | /* match them up */ |
2438 | if (!remote_tail) | |
2439 | remote_tail = &remote_refs; | |
2440 | if (match_refs(local_refs, remote_refs, &remote_tail, | |
2441 | nr_refspec, refspec, push_all)) | |
2442 | return -1; | |
2443 | if (!remote_refs) { | |
2444 | fprintf(stderr, "No refs in common and none specified; doing nothing.\n"); | |
2445 | return 0; | |
2446 | } | |
2447 | ||
8c9e7947 | 2448 | new_refs = 0; |
aa1dbc98 NH |
2449 | for (ref = remote_refs; ref; ref = ref->next) { |
2450 | char old_hex[60], *new_hex; | |
8c9e7947 JH |
2451 | const char *commit_argv[4]; |
2452 | int commit_argc; | |
2453 | char *new_sha1_hex, *old_sha1_hex; | |
2454 | ||
aa1dbc98 NH |
2455 | if (!ref->peer_ref) |
2456 | continue; | |
2457 | if (!memcmp(ref->old_sha1, ref->peer_ref->new_sha1, 20)) { | |
2458 | if (push_verbosely || 1) | |
2459 | fprintf(stderr, "'%s': up-to-date\n", ref->name); | |
2460 | continue; | |
2461 | } | |
2462 | ||
2463 | if (!force_all && | |
2464 | !is_zero_sha1(ref->old_sha1) && | |
2465 | !ref->force) { | |
2466 | if (!has_sha1_file(ref->old_sha1) || | |
2467 | !ref_newer(ref->peer_ref->new_sha1, | |
2468 | ref->old_sha1)) { | |
2469 | /* We do not have the remote ref, or | |
2470 | * we know that the remote ref is not | |
2471 | * an ancestor of what we are trying to | |
2472 | * push. Either way this can be losing | |
2473 | * commits at the remote end and likely | |
2474 | * we were not up to date to begin with. | |
2475 | */ | |
2476 | error("remote '%s' is not a strict " | |
2477 | "subset of local ref '%s'. " | |
2478 | "maybe you are not up-to-date and " | |
2479 | "need to pull first?", | |
2480 | ref->name, | |
2481 | ref->peer_ref->name); | |
1a703cba | 2482 | rc = -2; |
aa1dbc98 NH |
2483 | continue; |
2484 | } | |
58e60dd2 | 2485 | } |
aa1dbc98 NH |
2486 | memcpy(ref->new_sha1, ref->peer_ref->new_sha1, 20); |
2487 | if (is_zero_sha1(ref->new_sha1)) { | |
2488 | error("cannot happen anymore"); | |
1a703cba | 2489 | rc = -3; |
aa1dbc98 | 2490 | continue; |
58e60dd2 | 2491 | } |
aa1dbc98 NH |
2492 | new_refs++; |
2493 | strcpy(old_hex, sha1_to_hex(ref->old_sha1)); | |
2494 | new_hex = sha1_to_hex(ref->new_sha1); | |
2495 | ||
2496 | fprintf(stderr, "updating '%s'", ref->name); | |
2497 | if (strcmp(ref->name, ref->peer_ref->name)) | |
2498 | fprintf(stderr, " using '%s'", ref->peer_ref->name); | |
2499 | fprintf(stderr, "\n from %s\n to %s\n", old_hex, new_hex); | |
2500 | ||
58e60dd2 NH |
2501 | |
2502 | /* Lock remote branch ref */ | |
aa1dbc98 NH |
2503 | ref_lock = lock_remote(ref->name, LOCK_TIME); |
2504 | if (ref_lock == NULL) { | |
58e60dd2 | 2505 | fprintf(stderr, "Unable to lock remote branch %s\n", |
aa1dbc98 | 2506 | ref->name); |
58e60dd2 NH |
2507 | rc = 1; |
2508 | continue; | |
2509 | } | |
2510 | ||
aa1dbc98 | 2511 | /* Set up revision info for this refspec */ |
8c9e7947 JH |
2512 | commit_argc = 3; |
2513 | new_sha1_hex = strdup(sha1_to_hex(ref->new_sha1)); | |
2514 | old_sha1_hex = NULL; | |
5241bfe6 NH |
2515 | commit_argv[1] = "--objects"; |
2516 | commit_argv[2] = new_sha1_hex; | |
aa1dbc98 NH |
2517 | if (!push_all && !is_zero_sha1(ref->old_sha1)) { |
2518 | old_sha1_hex = xmalloc(42); | |
2519 | sprintf(old_sha1_hex, "^%s", | |
2520 | sha1_to_hex(ref->old_sha1)); | |
5241bfe6 | 2521 | commit_argv[3] = old_sha1_hex; |
aa1dbc98 | 2522 | commit_argc++; |
58e60dd2 | 2523 | } |
db6296a5 | 2524 | init_revisions(&revs, setup_git_directory()); |
aa1dbc98 | 2525 | setup_revisions(commit_argc, commit_argv, &revs, NULL); |
aa1dbc98 NH |
2526 | free(new_sha1_hex); |
2527 | if (old_sha1_hex) { | |
2528 | free(old_sha1_hex); | |
2529 | commit_argv[1] = NULL; | |
58e60dd2 NH |
2530 | } |
2531 | ||
aa1dbc98 | 2532 | /* Generate a list of objects that need to be pushed */ |
58e60dd2 | 2533 | pushing = 0; |
aa1dbc98 NH |
2534 | prepare_revision_walk(&revs); |
2535 | mark_edges_uninteresting(revs.commits); | |
1a703cba | 2536 | objects_to_send = get_delta(&revs, ref_lock); |
29508e1e | 2537 | finish_all_active_slots(); |
58e60dd2 NH |
2538 | |
2539 | /* Push missing objects to remote, this would be a | |
2540 | convenient time to pack them first if appropriate. */ | |
2541 | pushing = 1; | |
1a703cba NH |
2542 | if (objects_to_send) |
2543 | fprintf(stderr, " sending %d objects\n", | |
2544 | objects_to_send); | |
b3ca4e4e | 2545 | #ifdef USE_CURL_MULTI |
29508e1e | 2546 | fill_active_slots(); |
b3ca4e4e | 2547 | #endif |
29508e1e | 2548 | finish_all_active_slots(); |
58e60dd2 NH |
2549 | |
2550 | /* Update the remote branch if all went well */ | |
aa1dbc98 NH |
2551 | if (aborted || !update_remote(ref->new_sha1, ref_lock)) { |
2552 | rc = 1; | |
2553 | goto unlock; | |
58e60dd2 NH |
2554 | } |
2555 | ||
2556 | unlock: | |
aa1dbc98 NH |
2557 | if (!rc) |
2558 | fprintf(stderr, " done\n"); | |
2559 | unlock_remote(ref_lock); | |
512d632c | 2560 | check_locks(); |
58e60dd2 NH |
2561 | } |
2562 | ||
197e8951 NH |
2563 | /* Update remote server info if appropriate */ |
2564 | if (remote->has_info_refs && new_refs) { | |
2565 | if (info_ref_lock && remote->can_update_info_refs) { | |
2566 | fprintf(stderr, "Updating remote server info\n"); | |
2567 | update_remote_info_refs(info_ref_lock); | |
2568 | } else { | |
2569 | fprintf(stderr, "Unable to update server info\n"); | |
2570 | } | |
2571 | } | |
2572 | if (info_ref_lock) | |
2573 | unlock_remote(info_ref_lock); | |
2574 | ||
58e60dd2 NH |
2575 | cleanup: |
2576 | free(remote); | |
2577 | ||
2578 | curl_slist_free_all(no_pragma_header); | |
2579 | curl_slist_free_all(default_headers); | |
2580 | ||
29508e1e | 2581 | http_cleanup(); |
58e60dd2 NH |
2582 | |
2583 | request = request_queue_head; | |
2584 | while (request != NULL) { | |
2585 | next_request = request->next; | |
2586 | release_request(request); | |
58e60dd2 NH |
2587 | request = next_request; |
2588 | } | |
2589 | ||
58e60dd2 NH |
2590 | return rc; |
2591 | } |