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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" | |
58e60dd2 NH |
4 | #include "tag.h" |
5 | #include "blob.h" | |
29508e1e | 6 | #include "http.h" |
aa1dbc98 | 7 | #include "refs.h" |
c4e05b1a | 8 | #include "diff.h" |
aa1dbc98 | 9 | #include "revision.h" |
3dfaf7bc | 10 | #include "exec_cmd.h" |
6b62816c | 11 | #include "remote.h" |
d633c882 | 12 | #include "list-objects.h" |
4a16d072 | 13 | #include "sigchain.h" |
29508e1e | 14 | |
bee8e79d | 15 | #include <expat.h> |
58e60dd2 NH |
16 | |
17 | static const char http_push_usage[] = | |
1b1dd23f | 18 | "git http-push [--all] [--dry-run] [--force] [--verbose] <remote> [<head>...]\n"; |
58e60dd2 | 19 | |
92e2eb9c JS |
20 | #ifndef XML_STATUS_OK |
21 | enum XML_Status { | |
22 | XML_STATUS_OK = 1, | |
23 | XML_STATUS_ERROR = 0 | |
24 | }; | |
25 | #define XML_STATUS_OK 1 | |
26 | #define XML_STATUS_ERROR 0 | |
27 | #endif | |
28 | ||
197e8951 | 29 | #define PREV_BUF_SIZE 4096 |
58e60dd2 | 30 | |
acf59575 | 31 | /* DAV methods */ |
58e60dd2 NH |
32 | #define DAV_LOCK "LOCK" |
33 | #define DAV_MKCOL "MKCOL" | |
34 | #define DAV_MOVE "MOVE" | |
35 | #define DAV_PROPFIND "PROPFIND" | |
36 | #define DAV_PUT "PUT" | |
37 | #define DAV_UNLOCK "UNLOCK" | |
3dfaf7bc | 38 | #define DAV_DELETE "DELETE" |
acf59575 NH |
39 | |
40 | /* DAV lock flags */ | |
41 | #define DAV_PROP_LOCKWR (1u << 0) | |
42 | #define DAV_PROP_LOCKEX (1u << 1) | |
43 | #define DAV_LOCK_OK (1u << 2) | |
44 | ||
45 | /* DAV XML properties */ | |
46 | #define DAV_CTX_LOCKENTRY ".multistatus.response.propstat.prop.supportedlock.lockentry" | |
47 | #define DAV_CTX_LOCKTYPE_WRITE ".multistatus.response.propstat.prop.supportedlock.lockentry.locktype.write" | |
48 | #define DAV_CTX_LOCKTYPE_EXCLUSIVE ".multistatus.response.propstat.prop.supportedlock.lockentry.lockscope.exclusive" | |
49 | #define DAV_ACTIVELOCK_OWNER ".prop.lockdiscovery.activelock.owner.href" | |
50 | #define DAV_ACTIVELOCK_TIMEOUT ".prop.lockdiscovery.activelock.timeout" | |
51 | #define DAV_ACTIVELOCK_TOKEN ".prop.lockdiscovery.activelock.locktoken.href" | |
aa1dbc98 NH |
52 | #define DAV_PROPFIND_RESP ".multistatus.response" |
53 | #define DAV_PROPFIND_NAME ".multistatus.response.href" | |
54 | #define DAV_PROPFIND_COLLECTION ".multistatus.response.propstat.prop.resourcetype.collection" | |
acf59575 NH |
55 | |
56 | /* DAV request body templates */ | |
aa1dbc98 NH |
57 | #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>" |
58 | #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 |
59 | #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>" |
60 | ||
75187c9d NH |
61 | #define LOCK_TIME 600 |
62 | #define LOCK_REFRESH 30 | |
63 | ||
1b65a5aa | 64 | /* bits #0-15 in revision.h */ |
aa1dbc98 | 65 | |
1b65a5aa JH |
66 | #define LOCAL (1u<<16) |
67 | #define REMOTE (1u<<17) | |
68 | #define FETCHING (1u<<18) | |
69 | #define PUSHING (1u<<19) | |
aa1dbc98 | 70 | |
3dfaf7bc NH |
71 | /* We allow "recursive" symbolic refs. Only within reason, though */ |
72 | #define MAXDEPTH 5 | |
73 | ||
96f1e58f DR |
74 | static int pushing; |
75 | static int aborted; | |
a3c57c9a | 76 | static signed char remote_dir_exists[256]; |
58e60dd2 | 77 | |
96f1e58f | 78 | static int push_verbosely; |
28b9d6e5 | 79 | static int push_all = MATCH_REFS_NONE; |
96f1e58f | 80 | static int force_all; |
fe5d1d3e | 81 | static int dry_run; |
58e60dd2 | 82 | |
96f1e58f | 83 | static struct object_list *objects; |
aa1dbc98 | 84 | |
58e60dd2 NH |
85 | struct repo |
86 | { | |
87 | char *url; | |
e1f33efe | 88 | char *path; |
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 | ||
7b5201a6 | 97 | static struct repo *repo; |
58e60dd2 NH |
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]; | |
9126f009 | 128 | git_SHA_CTX c; |
58e60dd2 NH |
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 | ||
96f1e58f | 137 | static struct transfer_request *request_queue_head; |
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; |
dfab7c14 | 153 | char tmpfile_suffix[41]; |
26349b2e NH |
154 | time_t start_time; |
155 | long timeout; | |
75187c9d | 156 | int refreshing; |
aa1dbc98 NH |
157 | struct remote_lock *next; |
158 | }; | |
159 | ||
3030baa7 NH |
160 | /* Flags that control remote_ls processing */ |
161 | #define PROCESS_FILES (1u << 0) | |
162 | #define PROCESS_DIRS (1u << 1) | |
163 | #define RECURSIVE (1u << 2) | |
164 | ||
165 | /* Flags that remote_ls passes to callback functions */ | |
166 | #define IS_DIR (1u << 0) | |
167 | ||
168 | struct remote_ls_ctx | |
aa1dbc98 | 169 | { |
3030baa7 NH |
170 | char *path; |
171 | void (*userFunc)(struct remote_ls_ctx *ls); | |
172 | void *userData; | |
173 | int flags; | |
174 | char *dentry_name; | |
175 | int dentry_flags; | |
176 | struct remote_ls_ctx *parent; | |
26349b2e NH |
177 | }; |
178 | ||
b1c7d4aa TRC |
179 | /* get_dav_token_headers options */ |
180 | enum dav_header_flag { | |
181 | DAV_HEADER_IF = (1u << 0), | |
182 | DAV_HEADER_LOCK = (1u << 1), | |
183 | DAV_HEADER_TIMEOUT = (1u << 2) | |
184 | }; | |
185 | ||
519d05be MH |
186 | static char *xml_entities(char *s) |
187 | { | |
188 | struct strbuf buf = STRBUF_INIT; | |
189 | while (*s) { | |
190 | size_t len = strcspn(s, "\"<>&"); | |
191 | strbuf_add(&buf, s, len); | |
192 | s += len; | |
193 | switch (*s) { | |
194 | case '"': | |
195 | strbuf_addstr(&buf, """); | |
196 | break; | |
197 | case '<': | |
198 | strbuf_addstr(&buf, "<"); | |
199 | break; | |
200 | case '>': | |
201 | strbuf_addstr(&buf, ">"); | |
202 | break; | |
203 | case '&': | |
204 | strbuf_addstr(&buf, "&"); | |
205 | break; | |
206 | } | |
207 | s++; | |
208 | } | |
209 | return strbuf_detach(&buf, NULL); | |
210 | } | |
211 | ||
d456c9fd JH |
212 | static struct curl_slist *get_dav_token_headers(struct remote_lock *lock, enum dav_header_flag options) |
213 | { | |
b1c7d4aa TRC |
214 | struct strbuf buf = STRBUF_INIT; |
215 | struct curl_slist *dav_headers = NULL; | |
216 | ||
d456c9fd | 217 | if (options & DAV_HEADER_IF) { |
b1c7d4aa TRC |
218 | strbuf_addf(&buf, "If: (<%s>)", lock->token); |
219 | dav_headers = curl_slist_append(dav_headers, buf.buf); | |
220 | strbuf_reset(&buf); | |
221 | } | |
d456c9fd | 222 | if (options & DAV_HEADER_LOCK) { |
b1c7d4aa TRC |
223 | strbuf_addf(&buf, "Lock-Token: <%s>", lock->token); |
224 | dav_headers = curl_slist_append(dav_headers, buf.buf); | |
225 | strbuf_reset(&buf); | |
226 | } | |
d456c9fd | 227 | if (options & DAV_HEADER_TIMEOUT) { |
b1c7d4aa TRC |
228 | strbuf_addf(&buf, "Timeout: Second-%ld", lock->timeout); |
229 | dav_headers = curl_slist_append(dav_headers, buf.buf); | |
230 | strbuf_reset(&buf); | |
231 | } | |
232 | strbuf_release(&buf); | |
233 | ||
234 | return dav_headers; | |
235 | } | |
236 | ||
817d14a8 TRC |
237 | static void append_remote_object_url(struct strbuf *buf, const char *url, |
238 | const char *hex, | |
239 | int only_two_digit_prefix) | |
240 | { | |
241 | strbuf_addf(buf, "%sobjects/%.*s/", url, 2, hex); | |
242 | if (!only_two_digit_prefix) | |
243 | strbuf_addf(buf, "%s", hex+2); | |
244 | } | |
245 | ||
29508e1e | 246 | static void finish_request(struct transfer_request *request); |
197e8951 | 247 | static void release_request(struct transfer_request *request); |
58e60dd2 | 248 | |
29508e1e | 249 | static void process_response(void *callback_data) |
58e60dd2 | 250 | { |
29508e1e NH |
251 | struct transfer_request *request = |
252 | (struct transfer_request *)callback_data; | |
58e60dd2 | 253 | |
29508e1e | 254 | finish_request(request); |
58e60dd2 NH |
255 | } |
256 | ||
dd8239f9 | 257 | #ifdef USE_CURL_MULTI |
dcdb3335 | 258 | |
2d20b7eb TRC |
259 | static char *get_remote_object_url(const char *url, const char *hex, |
260 | int only_two_digit_prefix) | |
dcdb3335 JH |
261 | { |
262 | struct strbuf buf = STRBUF_INIT; | |
263 | append_remote_object_url(&buf, url, hex, only_two_digit_prefix); | |
264 | return strbuf_detach(&buf, NULL); | |
265 | } | |
266 | ||
197e8951 NH |
267 | static size_t fwrite_sha1_file(void *ptr, size_t eltsize, size_t nmemb, |
268 | void *data) | |
269 | { | |
270 | unsigned char expn[4096]; | |
271 | size_t size = eltsize * nmemb; | |
272 | int posn = 0; | |
273 | struct transfer_request *request = (struct transfer_request *)data; | |
274 | do { | |
93822c22 | 275 | ssize_t retval = xwrite(request->local_fileno, |
4c42aa1a | 276 | (char *) ptr + posn, size - posn); |
197e8951 NH |
277 | if (retval < 0) |
278 | return posn; | |
279 | posn += retval; | |
280 | } while (posn < size); | |
281 | ||
282 | request->stream.avail_in = size; | |
283 | request->stream.next_in = ptr; | |
284 | do { | |
285 | request->stream.next_out = expn; | |
286 | request->stream.avail_out = sizeof(expn); | |
39c68542 | 287 | request->zret = git_inflate(&request->stream, Z_SYNC_FLUSH); |
9126f009 | 288 | git_SHA1_Update(&request->c, expn, |
4c42aa1a | 289 | sizeof(expn) - request->stream.avail_out); |
197e8951 NH |
290 | } while (request->stream.avail_in && request->zret == Z_OK); |
291 | data_received++; | |
292 | return size; | |
293 | } | |
294 | ||
295 | static void start_fetch_loose(struct transfer_request *request) | |
296 | { | |
297 | char *hex = sha1_to_hex(request->obj->sha1); | |
298 | char *filename; | |
299 | char prevfile[PATH_MAX]; | |
300 | char *url; | |
197e8951 NH |
301 | int prevlocal; |
302 | unsigned char prev_buf[PREV_BUF_SIZE]; | |
303 | ssize_t prev_read = 0; | |
304 | long prev_posn = 0; | |
305 | char range[RANGE_HEADER_SIZE]; | |
306 | struct curl_slist *range_header = NULL; | |
307 | struct active_request_slot *slot; | |
308 | ||
309 | filename = sha1_file_name(request->obj->sha1); | |
310 | snprintf(request->filename, sizeof(request->filename), "%s", filename); | |
311 | snprintf(request->tmpfile, sizeof(request->tmpfile), | |
312 | "%s.temp", filename); | |
313 | ||
314 | snprintf(prevfile, sizeof(prevfile), "%s.prev", request->filename); | |
691f1a28 | 315 | unlink_or_warn(prevfile); |
197e8951 | 316 | rename(request->tmpfile, prevfile); |
691f1a28 | 317 | unlink_or_warn(request->tmpfile); |
197e8951 NH |
318 | |
319 | if (request->local_fileno != -1) | |
320 | error("fd leakage in start: %d", request->local_fileno); | |
321 | request->local_fileno = open(request->tmpfile, | |
322 | O_WRONLY | O_CREAT | O_EXCL, 0666); | |
4c42aa1a TRC |
323 | /* |
324 | * This could have failed due to the "lazy directory creation"; | |
197e8951 NH |
325 | * try to mkdir the last path component. |
326 | */ | |
327 | if (request->local_fileno < 0 && errno == ENOENT) { | |
328 | char *dir = strrchr(request->tmpfile, '/'); | |
329 | if (dir) { | |
330 | *dir = 0; | |
331 | mkdir(request->tmpfile, 0777); | |
332 | *dir = '/'; | |
333 | } | |
334 | request->local_fileno = open(request->tmpfile, | |
335 | O_WRONLY | O_CREAT | O_EXCL, 0666); | |
336 | } | |
337 | ||
338 | if (request->local_fileno < 0) { | |
339 | request->state = ABORTED; | |
340 | error("Couldn't create temporary file %s for %s: %s", | |
341 | request->tmpfile, request->filename, strerror(errno)); | |
342 | return; | |
343 | } | |
344 | ||
345 | memset(&request->stream, 0, sizeof(request->stream)); | |
346 | ||
39c68542 | 347 | git_inflate_init(&request->stream); |
197e8951 | 348 | |
9126f009 | 349 | git_SHA1_Init(&request->c); |
197e8951 | 350 | |
7b5201a6 | 351 | url = get_remote_object_url(repo->url, hex, 0); |
817d14a8 | 352 | request->url = xstrdup(url); |
197e8951 | 353 | |
4c42aa1a TRC |
354 | /* |
355 | * If a previous temp file is present, process what was already | |
356 | * fetched. | |
357 | */ | |
197e8951 NH |
358 | prevlocal = open(prevfile, O_RDONLY); |
359 | if (prevlocal != -1) { | |
360 | do { | |
93d26e4c | 361 | prev_read = xread(prevlocal, prev_buf, PREV_BUF_SIZE); |
197e8951 NH |
362 | if (prev_read>0) { |
363 | if (fwrite_sha1_file(prev_buf, | |
364 | 1, | |
365 | prev_read, | |
4c42aa1a | 366 | request) == prev_read) |
197e8951 | 367 | prev_posn += prev_read; |
4c42aa1a | 368 | else |
197e8951 | 369 | prev_read = -1; |
197e8951 NH |
370 | } |
371 | } while (prev_read > 0); | |
372 | close(prevlocal); | |
373 | } | |
691f1a28 | 374 | unlink_or_warn(prevfile); |
197e8951 | 375 | |
4c42aa1a TRC |
376 | /* |
377 | * Reset inflate/SHA1 if there was an error reading the previous temp | |
378 | * file; also rewind to the beginning of the local file. | |
379 | */ | |
197e8951 NH |
380 | if (prev_read == -1) { |
381 | memset(&request->stream, 0, sizeof(request->stream)); | |
39c68542 | 382 | git_inflate_init(&request->stream); |
9126f009 | 383 | git_SHA1_Init(&request->c); |
197e8951 NH |
384 | if (prev_posn>0) { |
385 | prev_posn = 0; | |
b5da2467 | 386 | lseek(request->local_fileno, 0, SEEK_SET); |
197e8951 NH |
387 | ftruncate(request->local_fileno, 0); |
388 | } | |
389 | } | |
390 | ||
391 | slot = get_active_slot(); | |
392 | slot->callback_func = process_response; | |
393 | slot->callback_data = request; | |
394 | request->slot = slot; | |
395 | ||
396 | curl_easy_setopt(slot->curl, CURLOPT_FILE, request); | |
397 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_sha1_file); | |
398 | curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr); | |
399 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
400 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); | |
401 | ||
4c42aa1a TRC |
402 | /* |
403 | * If we have successfully processed data from a previous fetch | |
404 | * attempt, only fetch the data we don't already have. | |
405 | */ | |
197e8951 NH |
406 | if (prev_posn>0) { |
407 | if (push_verbosely) | |
408 | fprintf(stderr, | |
409 | "Resuming fetch of object %s at byte %ld\n", | |
410 | hex, prev_posn); | |
411 | sprintf(range, "Range: bytes=%ld-", prev_posn); | |
412 | range_header = curl_slist_append(range_header, range); | |
413 | curl_easy_setopt(slot->curl, | |
414 | CURLOPT_HTTPHEADER, range_header); | |
415 | } | |
416 | ||
417 | /* Try to get the request started, abort the request on error */ | |
418 | request->state = RUN_FETCH_LOOSE; | |
419 | if (!start_active_slot(slot)) { | |
420 | fprintf(stderr, "Unable to start GET request\n"); | |
7b5201a6 | 421 | repo->can_update_info_refs = 0; |
197e8951 NH |
422 | release_request(request); |
423 | } | |
424 | } | |
425 | ||
dd8239f9 JH |
426 | static void start_mkcol(struct transfer_request *request) |
427 | { | |
428 | char *hex = sha1_to_hex(request->obj->sha1); | |
429 | struct active_request_slot *slot; | |
dd8239f9 | 430 | |
7b5201a6 | 431 | request->url = get_remote_object_url(repo->url, hex, 1); |
dd8239f9 JH |
432 | |
433 | slot = get_active_slot(); | |
434 | slot->callback_func = process_response; | |
435 | slot->callback_data = request; | |
436 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); /* undo PUT setup */ | |
437 | curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); | |
438 | curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr); | |
439 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_MKCOL); | |
440 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
441 | ||
442 | if (start_active_slot(slot)) { | |
443 | request->slot = slot; | |
444 | request->state = RUN_MKCOL; | |
445 | } else { | |
446 | request->state = ABORTED; | |
447 | free(request->url); | |
448 | request->url = NULL; | |
449 | } | |
450 | } | |
451 | #endif | |
452 | ||
197e8951 NH |
453 | static void start_fetch_packed(struct transfer_request *request) |
454 | { | |
455 | char *url; | |
456 | struct packed_git *target; | |
457 | FILE *packfile; | |
458 | char *filename; | |
459 | long prev_posn = 0; | |
460 | char range[RANGE_HEADER_SIZE]; | |
461 | struct curl_slist *range_header = NULL; | |
462 | ||
463 | struct transfer_request *check_request = request_queue_head; | |
464 | struct active_request_slot *slot; | |
465 | ||
7b5201a6 | 466 | target = find_sha1_pack(request->obj->sha1, repo->packs); |
197e8951 NH |
467 | if (!target) { |
468 | fprintf(stderr, "Unable to fetch %s, will not be able to update server info refs\n", sha1_to_hex(request->obj->sha1)); | |
7b5201a6 | 469 | repo->can_update_info_refs = 0; |
197e8951 NH |
470 | release_request(request); |
471 | return; | |
472 | } | |
473 | ||
474 | fprintf(stderr, "Fetching pack %s\n", sha1_to_hex(target->sha1)); | |
475 | fprintf(stderr, " which contains %s\n", sha1_to_hex(request->obj->sha1)); | |
476 | ||
477 | filename = sha1_pack_name(target->sha1); | |
478 | snprintf(request->filename, sizeof(request->filename), "%s", filename); | |
479 | snprintf(request->tmpfile, sizeof(request->tmpfile), | |
480 | "%s.temp", filename); | |
481 | ||
7b5201a6 | 482 | url = xmalloc(strlen(repo->url) + 64); |
197e8951 | 483 | sprintf(url, "%sobjects/pack/pack-%s.pack", |
7b5201a6 | 484 | repo->url, sha1_to_hex(target->sha1)); |
197e8951 NH |
485 | |
486 | /* Make sure there isn't another open request for this pack */ | |
487 | while (check_request) { | |
488 | if (check_request->state == RUN_FETCH_PACKED && | |
489 | !strcmp(check_request->url, url)) { | |
490 | free(url); | |
491 | release_request(request); | |
492 | return; | |
493 | } | |
494 | check_request = check_request->next; | |
495 | } | |
496 | ||
497 | packfile = fopen(request->tmpfile, "a"); | |
498 | if (!packfile) { | |
499 | fprintf(stderr, "Unable to open local file %s for pack", | |
84ef0338 | 500 | request->tmpfile); |
7b5201a6 | 501 | repo->can_update_info_refs = 0; |
197e8951 NH |
502 | free(url); |
503 | return; | |
504 | } | |
505 | ||
506 | slot = get_active_slot(); | |
507 | slot->callback_func = process_response; | |
508 | slot->callback_data = request; | |
509 | request->slot = slot; | |
510 | request->local_stream = packfile; | |
511 | request->userData = target; | |
512 | ||
513 | request->url = url; | |
514 | curl_easy_setopt(slot->curl, CURLOPT_FILE, packfile); | |
515 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite); | |
516 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
517 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); | |
518 | slot->local = packfile; | |
519 | ||
4c42aa1a TRC |
520 | /* |
521 | * If there is data present from a previous transfer attempt, | |
522 | * resume where it left off | |
523 | */ | |
197e8951 NH |
524 | prev_posn = ftell(packfile); |
525 | if (prev_posn>0) { | |
526 | if (push_verbosely) | |
527 | fprintf(stderr, | |
528 | "Resuming fetch of pack %s at byte %ld\n", | |
529 | sha1_to_hex(target->sha1), prev_posn); | |
530 | sprintf(range, "Range: bytes=%ld-", prev_posn); | |
531 | range_header = curl_slist_append(range_header, range); | |
532 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, range_header); | |
533 | } | |
534 | ||
535 | /* Try to get the request started, abort the request on error */ | |
536 | request->state = RUN_FETCH_PACKED; | |
537 | if (!start_active_slot(slot)) { | |
538 | fprintf(stderr, "Unable to start GET request\n"); | |
7b5201a6 | 539 | repo->can_update_info_refs = 0; |
197e8951 NH |
540 | release_request(request); |
541 | } | |
542 | } | |
543 | ||
58e60dd2 NH |
544 | static void start_put(struct transfer_request *request) |
545 | { | |
aa1dbc98 | 546 | char *hex = sha1_to_hex(request->obj->sha1); |
58e60dd2 | 547 | struct active_request_slot *slot; |
817d14a8 | 548 | struct strbuf buf = STRBUF_INIT; |
21666f1a | 549 | enum object_type type; |
58e60dd2 NH |
550 | char hdr[50]; |
551 | void *unpacked; | |
552 | unsigned long len; | |
553 | int hdrlen; | |
554 | ssize_t size; | |
555 | z_stream stream; | |
556 | ||
21666f1a NP |
557 | unpacked = read_sha1_file(request->obj->sha1, &type, &len); |
558 | hdrlen = sprintf(hdr, "%s %lu", typename(type), len) + 1; | |
58e60dd2 NH |
559 | |
560 | /* Set it up */ | |
561 | memset(&stream, 0, sizeof(stream)); | |
12f6c308 | 562 | deflateInit(&stream, zlib_compression_level); |
58e60dd2 | 563 | size = deflateBound(&stream, len + hdrlen); |
028c2976 MH |
564 | strbuf_init(&request->buffer.buf, size); |
565 | request->buffer.posn = 0; | |
58e60dd2 NH |
566 | |
567 | /* Compress it */ | |
028c2976 | 568 | stream.next_out = (unsigned char *)request->buffer.buf.buf; |
58e60dd2 NH |
569 | stream.avail_out = size; |
570 | ||
571 | /* First header.. */ | |
572 | stream.next_in = (void *)hdr; | |
573 | stream.avail_in = hdrlen; | |
574 | while (deflate(&stream, 0) == Z_OK) | |
575 | /* nothing */; | |
576 | ||
577 | /* Then the data itself.. */ | |
578 | stream.next_in = unpacked; | |
579 | stream.avail_in = len; | |
580 | while (deflate(&stream, Z_FINISH) == Z_OK) | |
581 | /* nothing */; | |
582 | deflateEnd(&stream); | |
583 | free(unpacked); | |
584 | ||
028c2976 | 585 | request->buffer.buf.len = stream.total_out; |
58e60dd2 | 586 | |
817d14a8 | 587 | strbuf_addstr(&buf, "Destination: "); |
7b5201a6 | 588 | append_remote_object_url(&buf, repo->url, hex, 0); |
817d14a8 TRC |
589 | request->dest = strbuf_detach(&buf, NULL); |
590 | ||
7b5201a6 | 591 | append_remote_object_url(&buf, repo->url, hex, 0); |
dfab7c14 | 592 | strbuf_add(&buf, request->lock->tmpfile_suffix, 41); |
817d14a8 | 593 | request->url = strbuf_detach(&buf, NULL); |
58e60dd2 NH |
594 | |
595 | slot = get_active_slot(); | |
29508e1e NH |
596 | slot->callback_func = process_response; |
597 | slot->callback_data = request; | |
58e60dd2 | 598 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &request->buffer); |
028c2976 | 599 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, request->buffer.buf.len); |
58e60dd2 | 600 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
601 | #ifndef NO_CURL_IOCTL |
602 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
603 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &request->buffer); | |
604 | #endif | |
58e60dd2 NH |
605 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); |
606 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); | |
607 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
608 | curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); | |
609 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); | |
610 | curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); | |
611 | ||
612 | if (start_active_slot(slot)) { | |
613 | request->slot = slot; | |
614 | request->state = RUN_PUT; | |
615 | } else { | |
616 | request->state = ABORTED; | |
617 | free(request->url); | |
7b899967 | 618 | request->url = NULL; |
58e60dd2 NH |
619 | } |
620 | } | |
621 | ||
622 | static void start_move(struct transfer_request *request) | |
623 | { | |
624 | struct active_request_slot *slot; | |
625 | struct curl_slist *dav_headers = NULL; | |
626 | ||
627 | slot = get_active_slot(); | |
29508e1e NH |
628 | slot->callback_func = process_response; |
629 | slot->callback_data = request; | |
58e60dd2 NH |
630 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); /* undo PUT setup */ |
631 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_MOVE); | |
632 | dav_headers = curl_slist_append(dav_headers, request->dest); | |
633 | dav_headers = curl_slist_append(dav_headers, "Overwrite: T"); | |
634 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
635 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
636 | curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); | |
637 | ||
638 | if (start_active_slot(slot)) { | |
639 | request->slot = slot; | |
640 | request->state = RUN_MOVE; | |
641 | } else { | |
642 | request->state = ABORTED; | |
643 | free(request->url); | |
7b899967 | 644 | request->url = NULL; |
58e60dd2 NH |
645 | } |
646 | } | |
647 | ||
512d632c | 648 | static int refresh_lock(struct remote_lock *lock) |
75187c9d NH |
649 | { |
650 | struct active_request_slot *slot; | |
baa7b67d | 651 | struct slot_results results; |
b1c7d4aa | 652 | struct curl_slist *dav_headers; |
512d632c | 653 | int rc = 0; |
75187c9d | 654 | |
512d632c | 655 | lock->refreshing = 1; |
75187c9d | 656 | |
b1c7d4aa | 657 | dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF | DAV_HEADER_TIMEOUT); |
75187c9d | 658 | |
512d632c NH |
659 | slot = get_active_slot(); |
660 | slot->results = &results; | |
661 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); | |
662 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
663 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); | |
664 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_LOCK); | |
665 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
75187c9d | 666 | |
512d632c NH |
667 | if (start_active_slot(slot)) { |
668 | run_active_slot(slot); | |
669 | if (results.curl_result != CURLE_OK) { | |
670 | fprintf(stderr, "LOCK HTTP error %ld\n", | |
671 | results.http_code); | |
672 | } else { | |
673 | lock->start_time = time(NULL); | |
674 | rc = 1; | |
675 | } | |
676 | } | |
aa1dbc98 | 677 | |
512d632c NH |
678 | lock->refreshing = 0; |
679 | curl_slist_free_all(dav_headers); | |
aa1dbc98 | 680 | |
512d632c NH |
681 | return rc; |
682 | } | |
683 | ||
ec26b4d6 | 684 | static void check_locks(void) |
512d632c | 685 | { |
7b5201a6 | 686 | struct remote_lock *lock = repo->locks; |
512d632c NH |
687 | time_t current_time = time(NULL); |
688 | int time_remaining; | |
689 | ||
690 | while (lock) { | |
691 | time_remaining = lock->start_time + lock->timeout - | |
692 | current_time; | |
693 | if (!lock->refreshing && time_remaining < LOCK_REFRESH) { | |
694 | if (!refresh_lock(lock)) { | |
695 | fprintf(stderr, | |
696 | "Unable to refresh lock for %s\n", | |
697 | lock->url); | |
698 | aborted = 1; | |
699 | return; | |
aa1dbc98 | 700 | } |
75187c9d | 701 | } |
512d632c | 702 | lock = lock->next; |
75187c9d | 703 | } |
aa1dbc98 | 704 | } |
75187c9d | 705 | |
aa1dbc98 NH |
706 | static void release_request(struct transfer_request *request) |
707 | { | |
708 | struct transfer_request *entry = request_queue_head; | |
709 | ||
710 | if (request == request_queue_head) { | |
711 | request_queue_head = request->next; | |
712 | } else { | |
713 | while (entry->next != NULL && entry->next != request) | |
714 | entry = entry->next; | |
715 | if (entry->next == request) | |
716 | entry->next = entry->next->next; | |
717 | } | |
718 | ||
197e8951 NH |
719 | if (request->local_fileno != -1) |
720 | close(request->local_fileno); | |
721 | if (request->local_stream) | |
722 | fclose(request->local_stream); | |
8e0f7003 | 723 | free(request->url); |
aa1dbc98 | 724 | free(request); |
75187c9d NH |
725 | } |
726 | ||
58e60dd2 NH |
727 | static void finish_request(struct transfer_request *request) |
728 | { | |
197e8951 NH |
729 | struct stat st; |
730 | struct packed_git *target; | |
731 | struct packed_git **lst; | |
16493eb0 | 732 | struct active_request_slot *slot; |
197e8951 NH |
733 | |
734 | request->curl_result = request->slot->curl_result; | |
58e60dd2 | 735 | request->http_code = request->slot->http_code; |
16493eb0 | 736 | slot = request->slot; |
58e60dd2 | 737 | request->slot = NULL; |
75187c9d | 738 | |
aa1dbc98 | 739 | /* Keep locks active */ |
512d632c | 740 | check_locks(); |
75187c9d | 741 | |
58e60dd2 NH |
742 | if (request->headers != NULL) |
743 | curl_slist_free_all(request->headers); | |
7b899967 NH |
744 | |
745 | /* URL is reused for MOVE after PUT */ | |
746 | if (request->state != RUN_PUT) { | |
747 | free(request->url); | |
748 | request->url = NULL; | |
aa1dbc98 | 749 | } |
7b899967 | 750 | |
aa1dbc98 | 751 | if (request->state == RUN_MKCOL) { |
58e60dd2 NH |
752 | if (request->curl_result == CURLE_OK || |
753 | request->http_code == 405) { | |
aa1dbc98 | 754 | remote_dir_exists[request->obj->sha1[0]] = 1; |
58e60dd2 NH |
755 | start_put(request); |
756 | } else { | |
757 | fprintf(stderr, "MKCOL %s failed, aborting (%d/%ld)\n", | |
aa1dbc98 | 758 | sha1_to_hex(request->obj->sha1), |
58e60dd2 NH |
759 | request->curl_result, request->http_code); |
760 | request->state = ABORTED; | |
761 | aborted = 1; | |
762 | } | |
763 | } else if (request->state == RUN_PUT) { | |
764 | if (request->curl_result == CURLE_OK) { | |
765 | start_move(request); | |
766 | } else { | |
767 | fprintf(stderr, "PUT %s failed, aborting (%d/%ld)\n", | |
aa1dbc98 | 768 | sha1_to_hex(request->obj->sha1), |
58e60dd2 NH |
769 | request->curl_result, request->http_code); |
770 | request->state = ABORTED; | |
771 | aborted = 1; | |
772 | } | |
773 | } else if (request->state == RUN_MOVE) { | |
774 | if (request->curl_result == CURLE_OK) { | |
1a703cba NH |
775 | if (push_verbosely) |
776 | fprintf(stderr, " sent %s\n", | |
777 | sha1_to_hex(request->obj->sha1)); | |
aa1dbc98 NH |
778 | request->obj->flags |= REMOTE; |
779 | release_request(request); | |
58e60dd2 NH |
780 | } else { |
781 | fprintf(stderr, "MOVE %s failed, aborting (%d/%ld)\n", | |
aa1dbc98 | 782 | sha1_to_hex(request->obj->sha1), |
58e60dd2 NH |
783 | request->curl_result, request->http_code); |
784 | request->state = ABORTED; | |
785 | aborted = 1; | |
786 | } | |
197e8951 | 787 | } else if (request->state == RUN_FETCH_LOOSE) { |
4c42aa1a TRC |
788 | close(request->local_fileno); |
789 | request->local_fileno = -1; | |
197e8951 NH |
790 | |
791 | if (request->curl_result != CURLE_OK && | |
792 | request->http_code != 416) { | |
793 | if (stat(request->tmpfile, &st) == 0) { | |
794 | if (st.st_size == 0) | |
691f1a28 | 795 | unlink_or_warn(request->tmpfile); |
197e8951 NH |
796 | } |
797 | } else { | |
798 | if (request->http_code == 416) | |
d5c87cb4 | 799 | warning("requested range invalid; we may already have all the data."); |
197e8951 | 800 | |
39c68542 | 801 | git_inflate_end(&request->stream); |
9126f009 | 802 | git_SHA1_Final(request->real_sha1, &request->c); |
197e8951 | 803 | if (request->zret != Z_STREAM_END) { |
691f1a28 | 804 | unlink_or_warn(request->tmpfile); |
a89fccd2 | 805 | } else if (hashcmp(request->obj->sha1, request->real_sha1)) { |
691f1a28 | 806 | unlink_or_warn(request->tmpfile); |
197e8951 NH |
807 | } else { |
808 | request->rename = | |
809 | move_temp_to_file( | |
810 | request->tmpfile, | |
811 | request->filename); | |
4c42aa1a | 812 | if (request->rename == 0) |
197e8951 | 813 | request->obj->flags |= (LOCAL | REMOTE); |
197e8951 NH |
814 | } |
815 | } | |
816 | ||
817 | /* Try fetching packed if necessary */ | |
818 | if (request->obj->flags & LOCAL) | |
819 | release_request(request); | |
820 | else | |
821 | start_fetch_packed(request); | |
822 | ||
823 | } else if (request->state == RUN_FETCH_PACKED) { | |
824 | if (request->curl_result != CURLE_OK) { | |
825 | fprintf(stderr, "Unable to get pack file %s\n%s", | |
826 | request->url, curl_errorstr); | |
7b5201a6 | 827 | repo->can_update_info_refs = 0; |
197e8951 | 828 | } else { |
1c23d794 SP |
829 | off_t pack_size = ftell(request->local_stream); |
830 | ||
197e8951 NH |
831 | fclose(request->local_stream); |
832 | request->local_stream = NULL; | |
16493eb0 | 833 | slot->local = NULL; |
197e8951 NH |
834 | if (!move_temp_to_file(request->tmpfile, |
835 | request->filename)) { | |
836 | target = (struct packed_git *)request->userData; | |
1c23d794 | 837 | target->pack_size = pack_size; |
7b5201a6 | 838 | lst = &repo->packs; |
197e8951 NH |
839 | while (*lst != target) |
840 | lst = &((*lst)->next); | |
841 | *lst = (*lst)->next; | |
842 | ||
77d3ecee | 843 | if (!verify_pack(target)) |
197e8951 NH |
844 | install_packed_git(target); |
845 | else | |
7b5201a6 | 846 | repo->can_update_info_refs = 0; |
197e8951 NH |
847 | } |
848 | } | |
849 | release_request(request); | |
58e60dd2 NH |
850 | } |
851 | } | |
852 | ||
b3ca4e4e | 853 | #ifdef USE_CURL_MULTI |
4f66250d | 854 | static int is_running_queue; |
fc57b6aa | 855 | static int fill_active_slot(void *unused) |
58e60dd2 | 856 | { |
8e24cbae | 857 | struct transfer_request *request; |
58e60dd2 | 858 | |
4f66250d | 859 | if (aborted || !is_running_queue) |
45c17412 | 860 | return 0; |
58e60dd2 | 861 | |
45c17412 | 862 | for (request = request_queue_head; request; request = request->next) { |
197e8951 NH |
863 | if (request->state == NEED_FETCH) { |
864 | start_fetch_loose(request); | |
45c17412 | 865 | return 1; |
197e8951 | 866 | } else if (pushing && request->state == NEED_PUSH) { |
aa1dbc98 | 867 | if (remote_dir_exists[request->obj->sha1[0]] == 1) { |
0dd276b8 | 868 | start_put(request); |
aa1dbc98 | 869 | } else { |
0dd276b8 | 870 | start_mkcol(request); |
aa1dbc98 | 871 | } |
45c17412 | 872 | return 1; |
58e60dd2 | 873 | } |
aa1dbc98 | 874 | } |
45c17412 | 875 | return 0; |
58e60dd2 | 876 | } |
b3ca4e4e | 877 | #endif |
58e60dd2 | 878 | |
aa1dbc98 NH |
879 | static void get_remote_object_list(unsigned char parent); |
880 | ||
197e8951 NH |
881 | static void add_fetch_request(struct object *obj) |
882 | { | |
883 | struct transfer_request *request; | |
884 | ||
885 | check_locks(); | |
886 | ||
887 | /* | |
888 | * Don't fetch the object if it's known to exist locally | |
889 | * or is already in the request queue | |
890 | */ | |
891 | if (remote_dir_exists[obj->sha1[0]] == -1) | |
892 | get_remote_object_list(obj->sha1[0]); | |
893 | if (obj->flags & (LOCAL | FETCHING)) | |
894 | return; | |
895 | ||
896 | obj->flags |= FETCHING; | |
897 | request = xmalloc(sizeof(*request)); | |
898 | request->obj = obj; | |
899 | request->url = NULL; | |
900 | request->lock = NULL; | |
901 | request->headers = NULL; | |
902 | request->local_fileno = -1; | |
903 | request->local_stream = NULL; | |
904 | request->state = NEED_FETCH; | |
905 | request->next = request_queue_head; | |
906 | request_queue_head = request; | |
907 | ||
b3ca4e4e | 908 | #ifdef USE_CURL_MULTI |
197e8951 NH |
909 | fill_active_slots(); |
910 | step_active_slots(); | |
b3ca4e4e | 911 | #endif |
197e8951 NH |
912 | } |
913 | ||
1a703cba | 914 | static int add_send_request(struct object *obj, struct remote_lock *lock) |
58e60dd2 NH |
915 | { |
916 | struct transfer_request *request = request_queue_head; | |
58e60dd2 | 917 | struct packed_git *target; |
58e60dd2 | 918 | |
512d632c NH |
919 | /* Keep locks active */ |
920 | check_locks(); | |
921 | ||
aa1dbc98 NH |
922 | /* |
923 | * Don't push the object if it's known to exist on the remote | |
924 | * or is already in the request queue | |
925 | */ | |
926 | if (remote_dir_exists[obj->sha1[0]] == -1) | |
927 | get_remote_object_list(obj->sha1[0]); | |
928 | if (obj->flags & (REMOTE | PUSHING)) | |
1a703cba | 929 | return 0; |
7b5201a6 | 930 | target = find_sha1_pack(obj->sha1, repo->packs); |
aa1dbc98 NH |
931 | if (target) { |
932 | obj->flags |= REMOTE; | |
1a703cba | 933 | return 0; |
aa1dbc98 | 934 | } |
58e60dd2 | 935 | |
aa1dbc98 | 936 | obj->flags |= PUSHING; |
58e60dd2 | 937 | request = xmalloc(sizeof(*request)); |
aa1dbc98 | 938 | request->obj = obj; |
58e60dd2 | 939 | request->url = NULL; |
26349b2e | 940 | request->lock = lock; |
58e60dd2 | 941 | request->headers = NULL; |
197e8951 NH |
942 | request->local_fileno = -1; |
943 | request->local_stream = NULL; | |
aa1dbc98 | 944 | request->state = NEED_PUSH; |
c17fb6ee NH |
945 | request->next = request_queue_head; |
946 | request_queue_head = request; | |
29508e1e | 947 | |
b3ca4e4e | 948 | #ifdef USE_CURL_MULTI |
29508e1e NH |
949 | fill_active_slots(); |
950 | step_active_slots(); | |
b3ca4e4e | 951 | #endif |
1a703cba NH |
952 | |
953 | return 1; | |
58e60dd2 NH |
954 | } |
955 | ||
956 | static int fetch_index(unsigned char *sha1) | |
957 | { | |
20cfb3aa TRC |
958 | int ret = 0; |
959 | char *hex = xstrdup(sha1_to_hex(sha1)); | |
58e60dd2 NH |
960 | char *filename; |
961 | char *url; | |
962 | char tmpfile[PATH_MAX]; | |
963 | long prev_posn = 0; | |
964 | char range[RANGE_HEADER_SIZE]; | |
965 | struct curl_slist *range_header = NULL; | |
966 | ||
967 | FILE *indexfile; | |
968 | struct active_request_slot *slot; | |
baa7b67d | 969 | struct slot_results results; |
58e60dd2 | 970 | |
c17fb6ee | 971 | /* Don't use the index if the pack isn't there */ |
7b5201a6 AK |
972 | url = xmalloc(strlen(repo->url) + 64); |
973 | sprintf(url, "%sobjects/pack/pack-%s.pack", repo->url, hex); | |
c17fb6ee | 974 | slot = get_active_slot(); |
baa7b67d | 975 | slot->results = &results; |
c17fb6ee NH |
976 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); |
977 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 1); | |
978 | if (start_active_slot(slot)) { | |
979 | run_active_slot(slot); | |
baa7b67d | 980 | if (results.curl_result != CURLE_OK) { |
20cfb3aa TRC |
981 | ret = error("Unable to verify pack %s is available", |
982 | hex); | |
983 | goto cleanup_pack; | |
c17fb6ee NH |
984 | } |
985 | } else { | |
20cfb3aa TRC |
986 | ret = error("Unable to start request"); |
987 | goto cleanup_pack; | |
c17fb6ee NH |
988 | } |
989 | ||
3b683b91 | 990 | if (has_pack_index(sha1)) { |
20cfb3aa TRC |
991 | ret = 0; |
992 | goto cleanup_pack; | |
3b683b91 | 993 | } |
58e60dd2 NH |
994 | |
995 | if (push_verbosely) | |
996 | fprintf(stderr, "Getting index for pack %s\n", hex); | |
1a703cba | 997 | |
7b5201a6 | 998 | sprintf(url, "%sobjects/pack/pack-%s.idx", repo->url, hex); |
1a703cba | 999 | |
58e60dd2 NH |
1000 | filename = sha1_pack_index_name(sha1); |
1001 | snprintf(tmpfile, sizeof(tmpfile), "%s.temp", filename); | |
1002 | indexfile = fopen(tmpfile, "a"); | |
3b683b91 | 1003 | if (!indexfile) { |
20cfb3aa TRC |
1004 | ret = error("Unable to open local file %s for pack index", |
1005 | tmpfile); | |
1006 | goto cleanup_pack; | |
3b683b91 | 1007 | } |
58e60dd2 NH |
1008 | |
1009 | slot = get_active_slot(); | |
baa7b67d | 1010 | slot->results = &results; |
c17fb6ee NH |
1011 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); |
1012 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); | |
58e60dd2 NH |
1013 | curl_easy_setopt(slot->curl, CURLOPT_FILE, indexfile); |
1014 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite); | |
1015 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
1016 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); | |
1017 | slot->local = indexfile; | |
1018 | ||
4c42aa1a TRC |
1019 | /* |
1020 | * If there is data present from a previous transfer attempt, | |
1021 | * resume where it left off | |
1022 | */ | |
58e60dd2 NH |
1023 | prev_posn = ftell(indexfile); |
1024 | if (prev_posn>0) { | |
1025 | if (push_verbosely) | |
1026 | fprintf(stderr, | |
1027 | "Resuming fetch of index for pack %s at byte %ld\n", | |
1028 | hex, prev_posn); | |
1029 | sprintf(range, "Range: bytes=%ld-", prev_posn); | |
1030 | range_header = curl_slist_append(range_header, range); | |
1031 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, range_header); | |
1032 | } | |
1033 | ||
1034 | if (start_active_slot(slot)) { | |
1035 | run_active_slot(slot); | |
baa7b67d | 1036 | if (results.curl_result != CURLE_OK) { |
20cfb3aa TRC |
1037 | ret = error("Unable to get pack index %s\n%s", url, |
1038 | curl_errorstr); | |
1039 | goto cleanup_index; | |
58e60dd2 NH |
1040 | } |
1041 | } else { | |
20cfb3aa TRC |
1042 | ret = error("Unable to start request"); |
1043 | goto cleanup_index; | |
58e60dd2 NH |
1044 | } |
1045 | ||
20cfb3aa TRC |
1046 | ret = move_temp_to_file(tmpfile, filename); |
1047 | ||
1048 | cleanup_index: | |
58e60dd2 | 1049 | fclose(indexfile); |
16493eb0 | 1050 | slot->local = NULL; |
20cfb3aa TRC |
1051 | cleanup_pack: |
1052 | free(url); | |
1053 | free(hex); | |
1054 | return ret; | |
58e60dd2 NH |
1055 | } |
1056 | ||
1057 | static int setup_index(unsigned char *sha1) | |
1058 | { | |
1059 | struct packed_git *new_pack; | |
58e60dd2 NH |
1060 | |
1061 | if (fetch_index(sha1)) | |
1062 | return -1; | |
1063 | ||
1064 | new_pack = parse_pack_index(sha1); | |
1b1b7b23 TRC |
1065 | if (!new_pack) |
1066 | return -1; /* parse_pack_index() already issued error message */ | |
7b5201a6 AK |
1067 | new_pack->next = repo->packs; |
1068 | repo->packs = new_pack; | |
58e60dd2 NH |
1069 | return 0; |
1070 | } | |
1071 | ||
f4f440a0 | 1072 | static int fetch_indices(void) |
58e60dd2 NH |
1073 | { |
1074 | unsigned char sha1[20]; | |
1075 | char *url; | |
028c2976 | 1076 | struct strbuf buffer = STRBUF_INIT; |
58e60dd2 NH |
1077 | char *data; |
1078 | int i = 0; | |
1079 | ||
1080 | struct active_request_slot *slot; | |
baa7b67d | 1081 | struct slot_results results; |
58e60dd2 | 1082 | |
58e60dd2 NH |
1083 | if (push_verbosely) |
1084 | fprintf(stderr, "Getting pack list\n"); | |
1a703cba | 1085 | |
7b5201a6 AK |
1086 | url = xmalloc(strlen(repo->url) + 20); |
1087 | sprintf(url, "%sobjects/info/packs", repo->url); | |
58e60dd2 NH |
1088 | |
1089 | slot = get_active_slot(); | |
baa7b67d | 1090 | slot->results = &results; |
58e60dd2 | 1091 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); |
29508e1e | 1092 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
58e60dd2 NH |
1093 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); |
1094 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL); | |
1095 | if (start_active_slot(slot)) { | |
1096 | run_active_slot(slot); | |
baa7b67d | 1097 | if (results.curl_result != CURLE_OK) { |
028c2976 | 1098 | strbuf_release(&buffer); |
58e60dd2 | 1099 | free(url); |
baa7b67d | 1100 | if (results.http_code == 404) |
58e60dd2 NH |
1101 | return 0; |
1102 | else | |
1103 | return error("%s", curl_errorstr); | |
1104 | } | |
1105 | } else { | |
028c2976 | 1106 | strbuf_release(&buffer); |
58e60dd2 NH |
1107 | free(url); |
1108 | return error("Unable to start request"); | |
1109 | } | |
1110 | free(url); | |
1111 | ||
028c2976 MH |
1112 | data = buffer.buf; |
1113 | while (i < buffer.len) { | |
58e60dd2 NH |
1114 | switch (data[i]) { |
1115 | case 'P': | |
1116 | i++; | |
028c2976 | 1117 | if (i + 52 < buffer.len && |
cc44c765 | 1118 | !prefixcmp(data + i, " pack-") && |
1968d77d | 1119 | !prefixcmp(data + i + 46, ".pack\n")) { |
58e60dd2 NH |
1120 | get_sha1_hex(data + i + 6, sha1); |
1121 | setup_index(sha1); | |
1122 | i += 51; | |
1123 | break; | |
1124 | } | |
1125 | default: | |
1126 | while (data[i] != '\n') | |
1127 | i++; | |
1128 | } | |
1129 | i++; | |
1130 | } | |
1131 | ||
028c2976 | 1132 | strbuf_release(&buffer); |
58e60dd2 NH |
1133 | return 0; |
1134 | } | |
1135 | ||
aa1dbc98 NH |
1136 | static void one_remote_object(const char *hex) |
1137 | { | |
1138 | unsigned char sha1[20]; | |
1139 | struct object *obj; | |
1140 | ||
1141 | if (get_sha1_hex(hex, sha1) != 0) | |
1142 | return; | |
1143 | ||
1144 | obj = lookup_object(sha1); | |
1145 | if (!obj) | |
1146 | obj = parse_object(sha1); | |
1147 | ||
1148 | /* Ignore remote objects that don't exist locally */ | |
1149 | if (!obj) | |
1150 | return; | |
1151 | ||
1152 | obj->flags |= REMOTE; | |
1153 | if (!object_list_contains(objects, obj)) | |
1f1e895f | 1154 | object_list_insert(obj, &objects); |
aa1dbc98 NH |
1155 | } |
1156 | ||
acf59575 | 1157 | static void handle_lockprop_ctx(struct xml_ctx *ctx, int tag_closed) |
26349b2e | 1158 | { |
acf59575 NH |
1159 | int *lock_flags = (int *)ctx->userData; |
1160 | ||
1161 | if (tag_closed) { | |
1162 | if (!strcmp(ctx->name, DAV_CTX_LOCKENTRY)) { | |
1163 | if ((*lock_flags & DAV_PROP_LOCKEX) && | |
1164 | (*lock_flags & DAV_PROP_LOCKWR)) { | |
1165 | *lock_flags |= DAV_LOCK_OK; | |
1166 | } | |
1167 | *lock_flags &= DAV_LOCK_OK; | |
1168 | } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_WRITE)) { | |
1169 | *lock_flags |= DAV_PROP_LOCKWR; | |
1170 | } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_EXCLUSIVE)) { | |
1171 | *lock_flags |= DAV_PROP_LOCKEX; | |
1172 | } | |
1173 | } | |
26349b2e NH |
1174 | } |
1175 | ||
acf59575 | 1176 | static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed) |
26349b2e | 1177 | { |
aa1dbc98 | 1178 | struct remote_lock *lock = (struct remote_lock *)ctx->userData; |
dfab7c14 TRC |
1179 | git_SHA_CTX sha_ctx; |
1180 | unsigned char lock_token_sha1[20]; | |
acf59575 NH |
1181 | |
1182 | if (tag_closed && ctx->cdata) { | |
1183 | if (!strcmp(ctx->name, DAV_ACTIVELOCK_OWNER)) { | |
1184 | lock->owner = xmalloc(strlen(ctx->cdata) + 1); | |
1185 | strcpy(lock->owner, ctx->cdata); | |
1186 | } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TIMEOUT)) { | |
cc44c765 | 1187 | if (!prefixcmp(ctx->cdata, "Second-")) |
acf59575 NH |
1188 | lock->timeout = |
1189 | strtol(ctx->cdata + 7, NULL, 10); | |
1190 | } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TOKEN)) { | |
753bc911 KK |
1191 | lock->token = xmalloc(strlen(ctx->cdata) + 1); |
1192 | strcpy(lock->token, ctx->cdata); | |
dfab7c14 TRC |
1193 | |
1194 | git_SHA1_Init(&sha_ctx); | |
1195 | git_SHA1_Update(&sha_ctx, lock->token, strlen(lock->token)); | |
1196 | git_SHA1_Final(lock_token_sha1, &sha_ctx); | |
1197 | ||
1198 | lock->tmpfile_suffix[0] = '_'; | |
1199 | memcpy(lock->tmpfile_suffix + 1, sha1_to_hex(lock_token_sha1), 40); | |
acf59575 | 1200 | } |
26349b2e NH |
1201 | } |
1202 | } | |
1203 | ||
aa1dbc98 | 1204 | static void one_remote_ref(char *refname); |
aa1dbc98 | 1205 | |
26349b2e | 1206 | static void |
acf59575 | 1207 | xml_start_tag(void *userData, const char *name, const char **atts) |
26349b2e | 1208 | { |
acf59575 | 1209 | struct xml_ctx *ctx = (struct xml_ctx *)userData; |
ef9e58c8 | 1210 | const char *c = strchr(name, ':'); |
acf59575 NH |
1211 | int new_len; |
1212 | ||
1213 | if (c == NULL) | |
1214 | c = name; | |
1215 | else | |
1216 | c++; | |
1217 | ||
1218 | new_len = strlen(ctx->name) + strlen(c) + 2; | |
1219 | ||
1220 | if (new_len > ctx->len) { | |
1221 | ctx->name = xrealloc(ctx->name, new_len); | |
1222 | ctx->len = new_len; | |
26349b2e | 1223 | } |
acf59575 NH |
1224 | strcat(ctx->name, "."); |
1225 | strcat(ctx->name, c); | |
26349b2e | 1226 | |
4cac42b1 JH |
1227 | free(ctx->cdata); |
1228 | ctx->cdata = NULL; | |
acf59575 NH |
1229 | |
1230 | ctx->userFunc(ctx, 0); | |
26349b2e NH |
1231 | } |
1232 | ||
58e60dd2 | 1233 | static void |
acf59575 | 1234 | xml_end_tag(void *userData, const char *name) |
58e60dd2 | 1235 | { |
acf59575 | 1236 | struct xml_ctx *ctx = (struct xml_ctx *)userData; |
ef9e58c8 | 1237 | const char *c = strchr(name, ':'); |
acf59575 | 1238 | char *ep; |
58e60dd2 | 1239 | |
acf59575 NH |
1240 | ctx->userFunc(ctx, 1); |
1241 | ||
1242 | if (c == NULL) | |
1243 | c = name; | |
1244 | else | |
1245 | c++; | |
1246 | ||
1247 | ep = ctx->name + strlen(ctx->name) - strlen(c) - 1; | |
1248 | *ep = 0; | |
58e60dd2 NH |
1249 | } |
1250 | ||
1251 | static void | |
acf59575 | 1252 | xml_cdata(void *userData, const XML_Char *s, int len) |
58e60dd2 | 1253 | { |
acf59575 | 1254 | struct xml_ctx *ctx = (struct xml_ctx *)userData; |
4cac42b1 | 1255 | free(ctx->cdata); |
182af834 | 1256 | ctx->cdata = xmemdupz(s, len); |
58e60dd2 NH |
1257 | } |
1258 | ||
554fe20d | 1259 | static struct remote_lock *lock_remote(const char *path, long timeout) |
58e60dd2 NH |
1260 | { |
1261 | struct active_request_slot *slot; | |
baa7b67d | 1262 | struct slot_results results; |
028c2976 MH |
1263 | struct buffer out_buffer = { STRBUF_INIT, 0 }; |
1264 | struct strbuf in_buffer = STRBUF_INIT; | |
58e60dd2 | 1265 | char *url; |
0772b9a6 | 1266 | char *ep; |
58e60dd2 | 1267 | char timeout_header[25]; |
512d632c | 1268 | struct remote_lock *lock = NULL; |
58e60dd2 | 1269 | struct curl_slist *dav_headers = NULL; |
acf59575 | 1270 | struct xml_ctx ctx; |
519d05be | 1271 | char *escaped; |
58e60dd2 | 1272 | |
7b5201a6 AK |
1273 | url = xmalloc(strlen(repo->url) + strlen(path) + 1); |
1274 | sprintf(url, "%s%s", repo->url, path); | |
aa1dbc98 | 1275 | |
0772b9a6 | 1276 | /* Make sure leading directories exist for the remote ref */ |
7b5201a6 | 1277 | ep = strchr(url + strlen(repo->url) + 1, '/'); |
0772b9a6 | 1278 | while (ep) { |
466ddf90 JS |
1279 | char saved_character = ep[1]; |
1280 | ep[1] = '\0'; | |
0772b9a6 | 1281 | slot = get_active_slot(); |
baa7b67d | 1282 | slot->results = &results; |
0772b9a6 NH |
1283 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); |
1284 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
1285 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_MKCOL); | |
1286 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
1287 | if (start_active_slot(slot)) { | |
1288 | run_active_slot(slot); | |
baa7b67d NH |
1289 | if (results.curl_result != CURLE_OK && |
1290 | results.http_code != 405) { | |
0772b9a6 NH |
1291 | fprintf(stderr, |
1292 | "Unable to create branch path %s\n", | |
1293 | url); | |
1294 | free(url); | |
1295 | return NULL; | |
1296 | } | |
1297 | } else { | |
1a703cba | 1298 | fprintf(stderr, "Unable to start MKCOL request\n"); |
0772b9a6 NH |
1299 | free(url); |
1300 | return NULL; | |
1301 | } | |
466ddf90 | 1302 | ep[1] = saved_character; |
0772b9a6 NH |
1303 | ep = strchr(ep + 1, '/'); |
1304 | } | |
1305 | ||
519d05be MH |
1306 | escaped = xml_entities(git_default_email); |
1307 | strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped); | |
1308 | free(escaped); | |
26349b2e | 1309 | |
75187c9d | 1310 | sprintf(timeout_header, "Timeout: Second-%ld", timeout); |
58e60dd2 NH |
1311 | dav_headers = curl_slist_append(dav_headers, timeout_header); |
1312 | dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); | |
1313 | ||
1314 | slot = get_active_slot(); | |
baa7b67d | 1315 | slot->results = &results; |
58e60dd2 | 1316 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
028c2976 | 1317 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); |
58e60dd2 | 1318 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1319 | #ifndef NO_CURL_IOCTL |
1320 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1321 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); | |
1322 | #endif | |
26349b2e | 1323 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); |
29508e1e | 1324 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
58e60dd2 NH |
1325 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); |
1326 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1327 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_LOCK); | |
1328 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1329 | ||
aa1dbc98 | 1330 | lock = xcalloc(1, sizeof(*lock)); |
aa1dbc98 | 1331 | lock->timeout = -1; |
acf59575 | 1332 | |
58e60dd2 NH |
1333 | if (start_active_slot(slot)) { |
1334 | run_active_slot(slot); | |
baa7b67d | 1335 | if (results.curl_result == CURLE_OK) { |
472b2570 MH |
1336 | XML_Parser parser = XML_ParserCreate(NULL); |
1337 | enum XML_Status result; | |
acf59575 NH |
1338 | ctx.name = xcalloc(10, 1); |
1339 | ctx.len = 0; | |
1340 | ctx.cdata = NULL; | |
1341 | ctx.userFunc = handle_new_lock_ctx; | |
aa1dbc98 | 1342 | ctx.userData = lock; |
acf59575 NH |
1343 | XML_SetUserData(parser, &ctx); |
1344 | XML_SetElementHandler(parser, xml_start_tag, | |
1345 | xml_end_tag); | |
1346 | XML_SetCharacterDataHandler(parser, xml_cdata); | |
028c2976 MH |
1347 | result = XML_Parse(parser, in_buffer.buf, |
1348 | in_buffer.len, 1); | |
acf59575 NH |
1349 | free(ctx.name); |
1350 | if (result != XML_STATUS_OK) { | |
1351 | fprintf(stderr, "XML error: %s\n", | |
1352 | XML_ErrorString( | |
1353 | XML_GetErrorCode(parser))); | |
aa1dbc98 | 1354 | lock->timeout = -1; |
acf59575 | 1355 | } |
472b2570 | 1356 | XML_ParserFree(parser); |
58e60dd2 NH |
1357 | } |
1358 | } else { | |
1a703cba | 1359 | fprintf(stderr, "Unable to start LOCK request\n"); |
58e60dd2 NH |
1360 | } |
1361 | ||
acf59575 | 1362 | curl_slist_free_all(dav_headers); |
028c2976 MH |
1363 | strbuf_release(&out_buffer.buf); |
1364 | strbuf_release(&in_buffer); | |
26349b2e | 1365 | |
aa1dbc98 | 1366 | if (lock->token == NULL || lock->timeout <= 0) { |
8e0f7003 JM |
1367 | free(lock->token); |
1368 | free(lock->owner); | |
75187c9d | 1369 | free(url); |
aa1dbc98 NH |
1370 | free(lock); |
1371 | lock = NULL; | |
acf59575 | 1372 | } else { |
aa1dbc98 | 1373 | lock->url = url; |
aa1dbc98 | 1374 | lock->start_time = time(NULL); |
7b5201a6 AK |
1375 | lock->next = repo->locks; |
1376 | repo->locks = lock; | |
26349b2e NH |
1377 | } |
1378 | ||
aa1dbc98 | 1379 | return lock; |
58e60dd2 NH |
1380 | } |
1381 | ||
aa1dbc98 | 1382 | static int unlock_remote(struct remote_lock *lock) |
58e60dd2 NH |
1383 | { |
1384 | struct active_request_slot *slot; | |
baa7b67d | 1385 | struct slot_results results; |
7b5201a6 | 1386 | struct remote_lock *prev = repo->locks; |
b1c7d4aa | 1387 | struct curl_slist *dav_headers; |
58e60dd2 NH |
1388 | int rc = 0; |
1389 | ||
b1c7d4aa | 1390 | dav_headers = get_dav_token_headers(lock, DAV_HEADER_LOCK); |
58e60dd2 NH |
1391 | |
1392 | slot = get_active_slot(); | |
baa7b67d | 1393 | slot->results = &results; |
58e60dd2 | 1394 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); |
75187c9d | 1395 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); |
58e60dd2 NH |
1396 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_UNLOCK); |
1397 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1398 | ||
1399 | if (start_active_slot(slot)) { | |
1400 | run_active_slot(slot); | |
baa7b67d | 1401 | if (results.curl_result == CURLE_OK) |
58e60dd2 NH |
1402 | rc = 1; |
1403 | else | |
512d632c | 1404 | fprintf(stderr, "UNLOCK HTTP error %ld\n", |
baa7b67d | 1405 | results.http_code); |
58e60dd2 | 1406 | } else { |
512d632c | 1407 | fprintf(stderr, "Unable to start UNLOCK request\n"); |
58e60dd2 NH |
1408 | } |
1409 | ||
1410 | curl_slist_free_all(dav_headers); | |
75187c9d | 1411 | |
7b5201a6 AK |
1412 | if (repo->locks == lock) { |
1413 | repo->locks = lock->next; | |
512d632c NH |
1414 | } else { |
1415 | while (prev && prev->next != lock) | |
1416 | prev = prev->next; | |
1417 | if (prev) | |
1418 | prev->next = prev->next->next; | |
1419 | } | |
1420 | ||
8e0f7003 | 1421 | free(lock->owner); |
512d632c NH |
1422 | free(lock->url); |
1423 | free(lock->token); | |
1424 | free(lock); | |
58e60dd2 NH |
1425 | |
1426 | return rc; | |
1427 | } | |
1428 | ||
6a491a17 CB |
1429 | static void remove_locks(void) |
1430 | { | |
7b5201a6 | 1431 | struct remote_lock *lock = repo->locks; |
6a491a17 CB |
1432 | |
1433 | fprintf(stderr, "Removing remote locks...\n"); | |
1434 | while (lock) { | |
1435 | unlock_remote(lock); | |
1436 | lock = lock->next; | |
1437 | } | |
1438 | } | |
1439 | ||
1440 | static void remove_locks_on_signal(int signo) | |
1441 | { | |
1442 | remove_locks(); | |
4a16d072 | 1443 | sigchain_pop(signo); |
6a491a17 CB |
1444 | raise(signo); |
1445 | } | |
1446 | ||
3030baa7 NH |
1447 | static void remote_ls(const char *path, int flags, |
1448 | void (*userFunc)(struct remote_ls_ctx *ls), | |
1449 | void *userData); | |
aa1dbc98 | 1450 | |
3030baa7 NH |
1451 | static void process_ls_object(struct remote_ls_ctx *ls) |
1452 | { | |
1453 | unsigned int *parent = (unsigned int *)ls->userData; | |
1454 | char *path = ls->dentry_name; | |
1455 | char *obj_hex; | |
aa1dbc98 | 1456 | |
3030baa7 NH |
1457 | if (!strcmp(ls->path, ls->dentry_name) && (ls->flags & IS_DIR)) { |
1458 | remote_dir_exists[*parent] = 1; | |
1459 | return; | |
1460 | } | |
aa1dbc98 | 1461 | |
3030baa7 NH |
1462 | if (strlen(path) != 49) |
1463 | return; | |
1464 | path += 8; | |
1465 | obj_hex = xmalloc(strlen(path)); | |
eecc8367 ER |
1466 | /* NB: path is not null-terminated, can not use strlcpy here */ |
1467 | memcpy(obj_hex, path, 2); | |
3030baa7 NH |
1468 | strcpy(obj_hex + 2, path + 3); |
1469 | one_remote_object(obj_hex); | |
1470 | free(obj_hex); | |
1471 | } | |
aa1dbc98 | 1472 | |
3030baa7 NH |
1473 | static void process_ls_ref(struct remote_ls_ctx *ls) |
1474 | { | |
1475 | if (!strcmp(ls->path, ls->dentry_name) && (ls->dentry_flags & IS_DIR)) { | |
1476 | fprintf(stderr, " %s\n", ls->dentry_name); | |
1477 | return; | |
1478 | } | |
aa1dbc98 | 1479 | |
3030baa7 NH |
1480 | if (!(ls->dentry_flags & IS_DIR)) |
1481 | one_remote_ref(ls->dentry_name); | |
1482 | } | |
aa1dbc98 | 1483 | |
3030baa7 NH |
1484 | static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed) |
1485 | { | |
1486 | struct remote_ls_ctx *ls = (struct remote_ls_ctx *)ctx->userData; | |
aa1dbc98 | 1487 | |
3030baa7 NH |
1488 | if (tag_closed) { |
1489 | if (!strcmp(ctx->name, DAV_PROPFIND_RESP) && ls->dentry_name) { | |
1490 | if (ls->dentry_flags & IS_DIR) { | |
1491 | if (ls->flags & PROCESS_DIRS) { | |
1492 | ls->userFunc(ls); | |
1493 | } | |
1494 | if (strcmp(ls->dentry_name, ls->path) && | |
1495 | ls->flags & RECURSIVE) { | |
1496 | remote_ls(ls->dentry_name, | |
1497 | ls->flags, | |
1498 | ls->userFunc, | |
1499 | ls->userData); | |
1500 | } | |
1501 | } else if (ls->flags & PROCESS_FILES) { | |
1502 | ls->userFunc(ls); | |
aa1dbc98 | 1503 | } |
3030baa7 | 1504 | } else if (!strcmp(ctx->name, DAV_PROPFIND_NAME) && ctx->cdata) { |
e1f33efe KK |
1505 | char *path = ctx->cdata; |
1506 | if (*ctx->cdata == 'h') { | |
1507 | path = strstr(path, "//"); | |
1508 | if (path) { | |
1509 | path = strchr(path+2, '/'); | |
1510 | } | |
1511 | } | |
1512 | if (path) { | |
7b5201a6 | 1513 | path += repo->path_len; |
20642801 | 1514 | ls->dentry_name = xstrdup(path); |
e1f33efe | 1515 | } |
3030baa7 NH |
1516 | } else if (!strcmp(ctx->name, DAV_PROPFIND_COLLECTION)) { |
1517 | ls->dentry_flags |= IS_DIR; | |
aa1dbc98 | 1518 | } |
3030baa7 | 1519 | } else if (!strcmp(ctx->name, DAV_PROPFIND_RESP)) { |
4cac42b1 | 1520 | free(ls->dentry_name); |
3030baa7 NH |
1521 | ls->dentry_name = NULL; |
1522 | ls->dentry_flags = 0; | |
aa1dbc98 | 1523 | } |
aa1dbc98 NH |
1524 | } |
1525 | ||
20642801 JS |
1526 | /* |
1527 | * NEEDSWORK: remote_ls() ignores info/refs on the remote side. But it | |
1528 | * should _only_ heed the information from that file, instead of trying to | |
1529 | * determine the refs from the remote file system (badly: it does not even | |
1530 | * know about packed-refs). | |
1531 | */ | |
3030baa7 NH |
1532 | static void remote_ls(const char *path, int flags, |
1533 | void (*userFunc)(struct remote_ls_ctx *ls), | |
1534 | void *userData) | |
aa1dbc98 | 1535 | { |
7b5201a6 | 1536 | char *url = xmalloc(strlen(repo->url) + strlen(path) + 1); |
aa1dbc98 | 1537 | struct active_request_slot *slot; |
baa7b67d | 1538 | struct slot_results results; |
028c2976 MH |
1539 | struct strbuf in_buffer = STRBUF_INIT; |
1540 | struct buffer out_buffer = { STRBUF_INIT, 0 }; | |
aa1dbc98 NH |
1541 | struct curl_slist *dav_headers = NULL; |
1542 | struct xml_ctx ctx; | |
3030baa7 NH |
1543 | struct remote_ls_ctx ls; |
1544 | ||
1545 | ls.flags = flags; | |
9befac47 | 1546 | ls.path = xstrdup(path); |
3030baa7 NH |
1547 | ls.dentry_name = NULL; |
1548 | ls.dentry_flags = 0; | |
1549 | ls.userData = userData; | |
1550 | ls.userFunc = userFunc; | |
aa1dbc98 | 1551 | |
7b5201a6 | 1552 | sprintf(url, "%s%s", repo->url, path); |
aa1dbc98 | 1553 | |
028c2976 | 1554 | strbuf_addf(&out_buffer.buf, PROPFIND_ALL_REQUEST); |
aa1dbc98 NH |
1555 | |
1556 | dav_headers = curl_slist_append(dav_headers, "Depth: 1"); | |
1557 | dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); | |
1558 | ||
1559 | slot = get_active_slot(); | |
baa7b67d | 1560 | slot->results = &results; |
aa1dbc98 | 1561 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
028c2976 | 1562 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); |
aa1dbc98 | 1563 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1564 | #ifndef NO_CURL_IOCTL |
1565 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1566 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); | |
1567 | #endif | |
aa1dbc98 NH |
1568 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); |
1569 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); | |
1570 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
1571 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1572 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PROPFIND); | |
1573 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1574 | ||
1575 | if (start_active_slot(slot)) { | |
1576 | run_active_slot(slot); | |
baa7b67d | 1577 | if (results.curl_result == CURLE_OK) { |
472b2570 MH |
1578 | XML_Parser parser = XML_ParserCreate(NULL); |
1579 | enum XML_Status result; | |
aa1dbc98 NH |
1580 | ctx.name = xcalloc(10, 1); |
1581 | ctx.len = 0; | |
1582 | ctx.cdata = NULL; | |
3030baa7 NH |
1583 | ctx.userFunc = handle_remote_ls_ctx; |
1584 | ctx.userData = &ls; | |
aa1dbc98 NH |
1585 | XML_SetUserData(parser, &ctx); |
1586 | XML_SetElementHandler(parser, xml_start_tag, | |
1587 | xml_end_tag); | |
1588 | XML_SetCharacterDataHandler(parser, xml_cdata); | |
028c2976 MH |
1589 | result = XML_Parse(parser, in_buffer.buf, |
1590 | in_buffer.len, 1); | |
aa1dbc98 NH |
1591 | free(ctx.name); |
1592 | ||
1593 | if (result != XML_STATUS_OK) { | |
1594 | fprintf(stderr, "XML error: %s\n", | |
1595 | XML_ErrorString( | |
1596 | XML_GetErrorCode(parser))); | |
1597 | } | |
472b2570 | 1598 | XML_ParserFree(parser); |
aa1dbc98 NH |
1599 | } |
1600 | } else { | |
3030baa7 | 1601 | fprintf(stderr, "Unable to start PROPFIND request\n"); |
aa1dbc98 NH |
1602 | } |
1603 | ||
3030baa7 | 1604 | free(ls.path); |
aa1dbc98 | 1605 | free(url); |
028c2976 MH |
1606 | strbuf_release(&out_buffer.buf); |
1607 | strbuf_release(&in_buffer); | |
aa1dbc98 NH |
1608 | curl_slist_free_all(dav_headers); |
1609 | } | |
1610 | ||
3030baa7 NH |
1611 | static void get_remote_object_list(unsigned char parent) |
1612 | { | |
1613 | char path[] = "objects/XX/"; | |
1614 | static const char hex[] = "0123456789abcdef"; | |
1615 | unsigned int val = parent; | |
1616 | ||
1617 | path[8] = hex[val >> 4]; | |
1618 | path[9] = hex[val & 0xf]; | |
1619 | remote_dir_exists[val] = 0; | |
1620 | remote_ls(path, (PROCESS_FILES | PROCESS_DIRS), | |
1621 | process_ls_object, &val); | |
1622 | } | |
1623 | ||
acf59575 | 1624 | static int locking_available(void) |
58e60dd2 NH |
1625 | { |
1626 | struct active_request_slot *slot; | |
baa7b67d | 1627 | struct slot_results results; |
028c2976 MH |
1628 | struct strbuf in_buffer = STRBUF_INIT; |
1629 | struct buffer out_buffer = { STRBUF_INIT, 0 }; | |
58e60dd2 | 1630 | struct curl_slist *dav_headers = NULL; |
acf59575 NH |
1631 | struct xml_ctx ctx; |
1632 | int lock_flags = 0; | |
519d05be | 1633 | char *escaped; |
58e60dd2 | 1634 | |
519d05be MH |
1635 | escaped = xml_entities(repo->url); |
1636 | strbuf_addf(&out_buffer.buf, PROPFIND_SUPPORTEDLOCK_REQUEST, escaped); | |
1637 | free(escaped); | |
58e60dd2 NH |
1638 | |
1639 | dav_headers = curl_slist_append(dav_headers, "Depth: 0"); | |
1640 | dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); | |
baa7b67d | 1641 | |
58e60dd2 | 1642 | slot = get_active_slot(); |
baa7b67d | 1643 | slot->results = &results; |
58e60dd2 | 1644 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
028c2976 | 1645 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); |
58e60dd2 | 1646 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1647 | #ifndef NO_CURL_IOCTL |
1648 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1649 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); | |
1650 | #endif | |
58e60dd2 | 1651 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); |
29508e1e | 1652 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
7b5201a6 | 1653 | curl_easy_setopt(slot->curl, CURLOPT_URL, repo->url); |
58e60dd2 NH |
1654 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); |
1655 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PROPFIND); | |
1656 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1657 | ||
1658 | if (start_active_slot(slot)) { | |
1659 | run_active_slot(slot); | |
baa7b67d | 1660 | if (results.curl_result == CURLE_OK) { |
472b2570 MH |
1661 | XML_Parser parser = XML_ParserCreate(NULL); |
1662 | enum XML_Status result; | |
acf59575 NH |
1663 | ctx.name = xcalloc(10, 1); |
1664 | ctx.len = 0; | |
1665 | ctx.cdata = NULL; | |
1666 | ctx.userFunc = handle_lockprop_ctx; | |
1667 | ctx.userData = &lock_flags; | |
1668 | XML_SetUserData(parser, &ctx); | |
1669 | XML_SetElementHandler(parser, xml_start_tag, | |
1670 | xml_end_tag); | |
028c2976 MH |
1671 | result = XML_Parse(parser, in_buffer.buf, |
1672 | in_buffer.len, 1); | |
acf59575 NH |
1673 | free(ctx.name); |
1674 | ||
1675 | if (result != XML_STATUS_OK) { | |
1676 | fprintf(stderr, "XML error: %s\n", | |
1677 | XML_ErrorString( | |
1678 | XML_GetErrorCode(parser))); | |
1679 | lock_flags = 0; | |
1680 | } | |
472b2570 | 1681 | XML_ParserFree(parser); |
325ce395 | 1682 | if (!lock_flags) |
d5c87cb4 | 1683 | error("no DAV locking support on %s", |
7b5201a6 | 1684 | repo->url); |
325ce395 JH |
1685 | |
1686 | } else { | |
1687 | error("Cannot access URL %s, return code %d", | |
7b5201a6 | 1688 | repo->url, results.curl_result); |
325ce395 | 1689 | lock_flags = 0; |
58e60dd2 | 1690 | } |
58e60dd2 | 1691 | } else { |
7b5201a6 | 1692 | error("Unable to start PROPFIND request on %s", repo->url); |
58e60dd2 NH |
1693 | } |
1694 | ||
028c2976 MH |
1695 | strbuf_release(&out_buffer.buf); |
1696 | strbuf_release(&in_buffer); | |
acf59575 NH |
1697 | curl_slist_free_all(dav_headers); |
1698 | ||
1699 | return lock_flags; | |
58e60dd2 NH |
1700 | } |
1701 | ||
b5bf7cd6 | 1702 | static struct object_list **add_one_object(struct object *obj, struct object_list **p) |
1f1e895f LT |
1703 | { |
1704 | struct object_list *entry = xmalloc(sizeof(struct object_list)); | |
1705 | entry->item = obj; | |
1706 | entry->next = *p; | |
1707 | *p = entry; | |
1708 | return &entry->next; | |
1709 | } | |
1710 | ||
aa1dbc98 NH |
1711 | static struct object_list **process_blob(struct blob *blob, |
1712 | struct object_list **p, | |
1713 | struct name_path *path, | |
1714 | const char *name) | |
58e60dd2 | 1715 | { |
aa1dbc98 | 1716 | struct object *obj = &blob->object; |
58e60dd2 | 1717 | |
aa1dbc98 NH |
1718 | obj->flags |= LOCAL; |
1719 | ||
1720 | if (obj->flags & (UNINTERESTING | SEEN)) | |
1721 | return p; | |
1722 | ||
1723 | obj->flags |= SEEN; | |
1f1e895f | 1724 | return add_one_object(obj, p); |
aa1dbc98 NH |
1725 | } |
1726 | ||
1727 | static struct object_list **process_tree(struct tree *tree, | |
1728 | struct object_list **p, | |
1729 | struct name_path *path, | |
1730 | const char *name) | |
1731 | { | |
1732 | struct object *obj = &tree->object; | |
2d9c58c6 | 1733 | struct tree_desc desc; |
4c068a98 | 1734 | struct name_entry entry; |
aa1dbc98 NH |
1735 | struct name_path me; |
1736 | ||
1737 | obj->flags |= LOCAL; | |
1738 | ||
1739 | if (obj->flags & (UNINTERESTING | SEEN)) | |
1740 | return p; | |
1741 | if (parse_tree(tree) < 0) | |
1742 | die("bad tree object %s", sha1_to_hex(obj->sha1)); | |
1743 | ||
1744 | obj->flags |= SEEN; | |
9befac47 | 1745 | name = xstrdup(name); |
1f1e895f | 1746 | p = add_one_object(obj, p); |
aa1dbc98 NH |
1747 | me.up = path; |
1748 | me.elem = name; | |
1749 | me.elem_len = strlen(name); | |
2d9c58c6 | 1750 | |
6fda5e51 | 1751 | init_tree_desc(&desc, tree->buffer, tree->size); |
2d9c58c6 | 1752 | |
1bbeb4c6 JS |
1753 | while (tree_entry(&desc, &entry)) |
1754 | switch (object_type(entry.mode)) { | |
1755 | case OBJ_TREE: | |
4c068a98 | 1756 | p = process_tree(lookup_tree(entry.sha1), p, &me, name); |
1bbeb4c6 JS |
1757 | break; |
1758 | case OBJ_BLOB: | |
4c068a98 | 1759 | p = process_blob(lookup_blob(entry.sha1), p, &me, name); |
1bbeb4c6 JS |
1760 | break; |
1761 | default: | |
1762 | /* Subproject commit - not in this repository */ | |
1763 | break; | |
1764 | } | |
1765 | ||
2d9c58c6 LT |
1766 | free(tree->buffer); |
1767 | tree->buffer = NULL; | |
aa1dbc98 | 1768 | return p; |
58e60dd2 NH |
1769 | } |
1770 | ||
1a703cba | 1771 | static int get_delta(struct rev_info *revs, struct remote_lock *lock) |
58e60dd2 | 1772 | { |
1f1e895f | 1773 | int i; |
58e60dd2 | 1774 | struct commit *commit; |
1f1e895f | 1775 | struct object_list **p = &objects; |
1a703cba | 1776 | int count = 0; |
58e60dd2 | 1777 | |
aa1dbc98 NH |
1778 | while ((commit = get_revision(revs)) != NULL) { |
1779 | p = process_tree(commit->tree, p, NULL, ""); | |
1780 | commit->object.flags |= LOCAL; | |
1781 | if (!(commit->object.flags & UNINTERESTING)) | |
1a703cba | 1782 | count += add_send_request(&commit->object, lock); |
aa1dbc98 | 1783 | } |
58e60dd2 | 1784 | |
1f1e895f LT |
1785 | for (i = 0; i < revs->pending.nr; i++) { |
1786 | struct object_array_entry *entry = revs->pending.objects + i; | |
1787 | struct object *obj = entry->item; | |
1788 | const char *name = entry->name; | |
58e60dd2 | 1789 | |
aa1dbc98 NH |
1790 | if (obj->flags & (UNINTERESTING | SEEN)) |
1791 | continue; | |
1974632c | 1792 | if (obj->type == OBJ_TAG) { |
aa1dbc98 | 1793 | obj->flags |= SEEN; |
1f1e895f | 1794 | p = add_one_object(obj, p); |
aa1dbc98 | 1795 | continue; |
58e60dd2 | 1796 | } |
1974632c | 1797 | if (obj->type == OBJ_TREE) { |
aa1dbc98 NH |
1798 | p = process_tree((struct tree *)obj, p, NULL, name); |
1799 | continue; | |
58e60dd2 | 1800 | } |
1974632c | 1801 | if (obj->type == OBJ_BLOB) { |
aa1dbc98 NH |
1802 | p = process_blob((struct blob *)obj, p, NULL, name); |
1803 | continue; | |
58e60dd2 | 1804 | } |
aa1dbc98 NH |
1805 | die("unknown pending object %s (%s)", sha1_to_hex(obj->sha1), name); |
1806 | } | |
1807 | ||
1808 | while (objects) { | |
1809 | if (!(objects->item->flags & UNINTERESTING)) | |
1a703cba | 1810 | count += add_send_request(objects->item, lock); |
aa1dbc98 | 1811 | objects = objects->next; |
58e60dd2 | 1812 | } |
1a703cba NH |
1813 | |
1814 | return count; | |
58e60dd2 NH |
1815 | } |
1816 | ||
aa1dbc98 | 1817 | static int update_remote(unsigned char *sha1, struct remote_lock *lock) |
58e60dd2 NH |
1818 | { |
1819 | struct active_request_slot *slot; | |
baa7b67d | 1820 | struct slot_results results; |
028c2976 | 1821 | struct buffer out_buffer = { STRBUF_INIT, 0 }; |
b1c7d4aa | 1822 | struct curl_slist *dav_headers; |
58e60dd2 | 1823 | |
b1c7d4aa | 1824 | dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF); |
58e60dd2 | 1825 | |
028c2976 | 1826 | strbuf_addf(&out_buffer.buf, "%s\n", sha1_to_hex(sha1)); |
58e60dd2 NH |
1827 | |
1828 | slot = get_active_slot(); | |
baa7b67d | 1829 | slot->results = &results; |
58e60dd2 | 1830 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
028c2976 | 1831 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); |
58e60dd2 | 1832 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1833 | #ifndef NO_CURL_IOCTL |
1834 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1835 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); | |
1836 | #endif | |
58e60dd2 NH |
1837 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); |
1838 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); | |
1839 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1840 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1841 | curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); | |
75187c9d | 1842 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); |
58e60dd2 NH |
1843 | |
1844 | if (start_active_slot(slot)) { | |
1845 | run_active_slot(slot); | |
028c2976 | 1846 | strbuf_release(&out_buffer.buf); |
baa7b67d | 1847 | if (results.curl_result != CURLE_OK) { |
58e60dd2 NH |
1848 | fprintf(stderr, |
1849 | "PUT error: curl result=%d, HTTP code=%ld\n", | |
baa7b67d | 1850 | results.curl_result, results.http_code); |
58e60dd2 NH |
1851 | /* We should attempt recovery? */ |
1852 | return 0; | |
1853 | } | |
1854 | } else { | |
028c2976 | 1855 | strbuf_release(&out_buffer.buf); |
58e60dd2 NH |
1856 | fprintf(stderr, "Unable to start PUT request\n"); |
1857 | return 0; | |
1858 | } | |
1859 | ||
1860 | return 1; | |
1861 | } | |
1862 | ||
aa1dbc98 NH |
1863 | static struct ref *remote_refs, **remote_tail; |
1864 | ||
aa1dbc98 NH |
1865 | static void one_remote_ref(char *refname) |
1866 | { | |
1867 | struct ref *ref; | |
197e8951 | 1868 | struct object *obj; |
aa1dbc98 | 1869 | |
59c69c0c | 1870 | ref = alloc_ref(refname); |
c13b2633 | 1871 | |
7b5201a6 | 1872 | if (http_fetch_ref(repo->url, ref) != 0) { |
aa1dbc98 NH |
1873 | fprintf(stderr, |
1874 | "Unable to fetch ref %s from %s\n", | |
7b5201a6 | 1875 | refname, repo->url); |
c13b2633 | 1876 | free(ref); |
aa1dbc98 NH |
1877 | return; |
1878 | } | |
1879 | ||
197e8951 NH |
1880 | /* |
1881 | * Fetch a copy of the object if it doesn't exist locally - it | |
1882 | * may be required for updating server info later. | |
1883 | */ | |
7b5201a6 | 1884 | if (repo->can_update_info_refs && !has_sha1_file(ref->old_sha1)) { |
c13b2633 | 1885 | obj = lookup_unknown_object(ref->old_sha1); |
197e8951 NH |
1886 | if (obj) { |
1887 | fprintf(stderr, " fetch %s for %s\n", | |
c13b2633 | 1888 | sha1_to_hex(ref->old_sha1), refname); |
197e8951 NH |
1889 | add_fetch_request(obj); |
1890 | } | |
1891 | } | |
1892 | ||
aa1dbc98 NH |
1893 | *remote_tail = ref; |
1894 | remote_tail = &ref->next; | |
1895 | } | |
1896 | ||
aa1dbc98 NH |
1897 | static void get_dav_remote_heads(void) |
1898 | { | |
1899 | remote_tail = &remote_refs; | |
3030baa7 | 1900 | remote_ls("refs/", (PROCESS_FILES | PROCESS_DIRS | RECURSIVE), process_ls_ref, NULL); |
aa1dbc98 NH |
1901 | } |
1902 | ||
1903 | static int is_zero_sha1(const unsigned char *sha1) | |
1904 | { | |
1905 | int i; | |
1906 | ||
1907 | for (i = 0; i < 20; i++) { | |
1908 | if (*sha1++) | |
1909 | return 0; | |
1910 | } | |
1911 | return 1; | |
1912 | } | |
1913 | ||
197e8951 NH |
1914 | static void add_remote_info_ref(struct remote_ls_ctx *ls) |
1915 | { | |
028c2976 | 1916 | struct strbuf *buf = (struct strbuf *)ls->userData; |
197e8951 NH |
1917 | struct object *o; |
1918 | int len; | |
1919 | char *ref_info; | |
c13b2633 DB |
1920 | struct ref *ref; |
1921 | ||
59c69c0c | 1922 | ref = alloc_ref(ls->dentry_name); |
197e8951 | 1923 | |
7b5201a6 | 1924 | if (http_fetch_ref(repo->url, ref) != 0) { |
197e8951 NH |
1925 | fprintf(stderr, |
1926 | "Unable to fetch ref %s from %s\n", | |
7b5201a6 | 1927 | ls->dentry_name, repo->url); |
197e8951 | 1928 | aborted = 1; |
c13b2633 | 1929 | free(ref); |
197e8951 NH |
1930 | return; |
1931 | } | |
1932 | ||
c13b2633 | 1933 | o = parse_object(ref->old_sha1); |
197e8951 NH |
1934 | if (!o) { |
1935 | fprintf(stderr, | |
1936 | "Unable to parse object %s for remote ref %s\n", | |
c13b2633 | 1937 | sha1_to_hex(ref->old_sha1), ls->dentry_name); |
197e8951 | 1938 | aborted = 1; |
c13b2633 | 1939 | free(ref); |
197e8951 NH |
1940 | return; |
1941 | } | |
1942 | ||
1943 | len = strlen(ls->dentry_name) + 42; | |
1944 | ref_info = xcalloc(len + 1, 1); | |
1945 | sprintf(ref_info, "%s %s\n", | |
c13b2633 | 1946 | sha1_to_hex(ref->old_sha1), ls->dentry_name); |
197e8951 NH |
1947 | fwrite_buffer(ref_info, 1, len, buf); |
1948 | free(ref_info); | |
1949 | ||
1974632c | 1950 | if (o->type == OBJ_TAG) { |
197e8951 NH |
1951 | o = deref_tag(o, ls->dentry_name, 0); |
1952 | if (o) { | |
1953 | len = strlen(ls->dentry_name) + 45; | |
1954 | ref_info = xcalloc(len + 1, 1); | |
1955 | sprintf(ref_info, "%s %s^{}\n", | |
1956 | sha1_to_hex(o->sha1), ls->dentry_name); | |
1957 | fwrite_buffer(ref_info, 1, len, buf); | |
1958 | free(ref_info); | |
1959 | } | |
1960 | } | |
c13b2633 | 1961 | free(ref); |
197e8951 NH |
1962 | } |
1963 | ||
1964 | static void update_remote_info_refs(struct remote_lock *lock) | |
1965 | { | |
028c2976 | 1966 | struct buffer buffer = { STRBUF_INIT, 0 }; |
197e8951 NH |
1967 | struct active_request_slot *slot; |
1968 | struct slot_results results; | |
b1c7d4aa | 1969 | struct curl_slist *dav_headers; |
197e8951 | 1970 | |
197e8951 | 1971 | remote_ls("refs/", (PROCESS_FILES | RECURSIVE), |
028c2976 | 1972 | add_remote_info_ref, &buffer.buf); |
197e8951 | 1973 | if (!aborted) { |
b1c7d4aa | 1974 | dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF); |
197e8951 NH |
1975 | |
1976 | slot = get_active_slot(); | |
1977 | slot->results = &results; | |
1978 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &buffer); | |
028c2976 | 1979 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, buffer.buf.len); |
197e8951 | 1980 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1981 | #ifndef NO_CURL_IOCTL |
1982 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1983 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &buffer); | |
1984 | #endif | |
197e8951 NH |
1985 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); |
1986 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); | |
1987 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1988 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1989 | curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); | |
1990 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); | |
1991 | ||
197e8951 NH |
1992 | if (start_active_slot(slot)) { |
1993 | run_active_slot(slot); | |
1994 | if (results.curl_result != CURLE_OK) { | |
1995 | fprintf(stderr, | |
1996 | "PUT error: curl result=%d, HTTP code=%ld\n", | |
1997 | results.curl_result, results.http_code); | |
1998 | } | |
1999 | } | |
197e8951 | 2000 | } |
028c2976 | 2001 | strbuf_release(&buffer.buf); |
197e8951 NH |
2002 | } |
2003 | ||
2004 | static int remote_exists(const char *path) | |
2005 | { | |
7b5201a6 | 2006 | char *url = xmalloc(strlen(repo->url) + strlen(path) + 1); |
197e8951 NH |
2007 | struct active_request_slot *slot; |
2008 | struct slot_results results; | |
3a462bc9 | 2009 | int ret = -1; |
197e8951 | 2010 | |
7b5201a6 | 2011 | sprintf(url, "%s%s", repo->url, path); |
197e8951 | 2012 | |
028c2976 | 2013 | slot = get_active_slot(); |
197e8951 | 2014 | slot->results = &results; |
028c2976 MH |
2015 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); |
2016 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 1); | |
197e8951 | 2017 | |
028c2976 | 2018 | if (start_active_slot(slot)) { |
197e8951 NH |
2019 | run_active_slot(slot); |
2020 | if (results.http_code == 404) | |
3a462bc9 | 2021 | ret = 0; |
197e8951 | 2022 | else if (results.curl_result == CURLE_OK) |
3a462bc9 | 2023 | ret = 1; |
197e8951 NH |
2024 | else |
2025 | fprintf(stderr, "HEAD HTTP error %ld\n", results.http_code); | |
2026 | } else { | |
2027 | fprintf(stderr, "Unable to start HEAD request\n"); | |
2028 | } | |
2029 | ||
3a462bc9 MH |
2030 | free(url); |
2031 | return ret; | |
197e8951 NH |
2032 | } |
2033 | ||
554fe20d | 2034 | static void fetch_symref(const char *path, char **symref, unsigned char *sha1) |
3dfaf7bc NH |
2035 | { |
2036 | char *url; | |
028c2976 | 2037 | struct strbuf buffer = STRBUF_INIT; |
3dfaf7bc NH |
2038 | struct active_request_slot *slot; |
2039 | struct slot_results results; | |
2040 | ||
7b5201a6 AK |
2041 | url = xmalloc(strlen(repo->url) + strlen(path) + 1); |
2042 | sprintf(url, "%s%s", repo->url, path); | |
3dfaf7bc | 2043 | |
3dfaf7bc NH |
2044 | slot = get_active_slot(); |
2045 | slot->results = &results; | |
2046 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); | |
2047 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); | |
2048 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL); | |
2049 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
2050 | if (start_active_slot(slot)) { | |
2051 | run_active_slot(slot); | |
2052 | if (results.curl_result != CURLE_OK) { | |
2053 | die("Couldn't get %s for remote symref\n%s", | |
2054 | url, curl_errorstr); | |
2055 | } | |
2056 | } else { | |
2057 | die("Unable to start remote symref request"); | |
2058 | } | |
2059 | free(url); | |
2060 | ||
8e0f7003 | 2061 | free(*symref); |
3dfaf7bc | 2062 | *symref = NULL; |
a8e0d16d | 2063 | hashclr(sha1); |
3dfaf7bc | 2064 | |
028c2976 | 2065 | if (buffer.len == 0) |
3dfaf7bc NH |
2066 | return; |
2067 | ||
2068 | /* If it's a symref, set the refname; otherwise try for a sha1 */ | |
028c2976 MH |
2069 | if (!prefixcmp((char *)buffer.buf, "ref: ")) { |
2070 | *symref = xmemdupz((char *)buffer.buf + 5, buffer.len - 6); | |
3dfaf7bc | 2071 | } else { |
028c2976 | 2072 | get_sha1_hex(buffer.buf, sha1); |
3dfaf7bc NH |
2073 | } |
2074 | ||
028c2976 | 2075 | strbuf_release(&buffer); |
3dfaf7bc NH |
2076 | } |
2077 | ||
2078 | static int verify_merge_base(unsigned char *head_sha1, unsigned char *branch_sha1) | |
2079 | { | |
61ffbcb9 JS |
2080 | struct commit *head = lookup_commit(head_sha1); |
2081 | struct commit *branch = lookup_commit(branch_sha1); | |
2082 | struct commit_list *merge_bases = get_merge_bases(head, branch, 1); | |
3dfaf7bc | 2083 | |
0bc87ffb | 2084 | return (merge_bases && !merge_bases->next && merge_bases->item == branch); |
3dfaf7bc NH |
2085 | } |
2086 | ||
2087 | static int delete_remote_branch(char *pattern, int force) | |
2088 | { | |
2089 | struct ref *refs = remote_refs; | |
2090 | struct ref *remote_ref = NULL; | |
2091 | unsigned char head_sha1[20]; | |
2092 | char *symref = NULL; | |
2093 | int match; | |
2094 | int patlen = strlen(pattern); | |
2095 | int i; | |
2096 | struct active_request_slot *slot; | |
2097 | struct slot_results results; | |
2098 | char *url; | |
2099 | ||
2100 | /* Find the remote branch(es) matching the specified branch name */ | |
2101 | for (match = 0; refs; refs = refs->next) { | |
2102 | char *name = refs->name; | |
2103 | int namelen = strlen(name); | |
2104 | if (namelen < patlen || | |
2105 | memcmp(name + namelen - patlen, pattern, patlen)) | |
2106 | continue; | |
2107 | if (namelen != patlen && name[namelen - patlen - 1] != '/') | |
2108 | continue; | |
2109 | match++; | |
2110 | remote_ref = refs; | |
2111 | } | |
2112 | if (match == 0) | |
2113 | return error("No remote branch matches %s", pattern); | |
2114 | if (match != 1) | |
2115 | return error("More than one remote branch matches %s", | |
2116 | pattern); | |
2117 | ||
2118 | /* | |
2119 | * Remote HEAD must be a symref (not exactly foolproof; a remote | |
2120 | * symlink to a symref will look like a symref) | |
2121 | */ | |
2122 | fetch_symref("HEAD", &symref, head_sha1); | |
2123 | if (!symref) | |
2124 | return error("Remote HEAD is not a symref"); | |
2125 | ||
2126 | /* Remote branch must not be the remote HEAD */ | |
2127 | for (i=0; symref && i<MAXDEPTH; i++) { | |
2128 | if (!strcmp(remote_ref->name, symref)) | |
2129 | return error("Remote branch %s is the current HEAD", | |
2130 | remote_ref->name); | |
2131 | fetch_symref(symref, &symref, head_sha1); | |
2132 | } | |
2133 | ||
2134 | /* Run extra sanity checks if delete is not forced */ | |
2135 | if (!force) { | |
2136 | /* Remote HEAD must resolve to a known object */ | |
2137 | if (symref) | |
2138 | return error("Remote HEAD symrefs too deep"); | |
2139 | if (is_zero_sha1(head_sha1)) | |
2140 | return error("Unable to resolve remote HEAD"); | |
2141 | if (!has_sha1_file(head_sha1)) | |
2142 | return error("Remote HEAD resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", sha1_to_hex(head_sha1)); | |
2143 | ||
2144 | /* Remote branch must resolve to a known object */ | |
2145 | if (is_zero_sha1(remote_ref->old_sha1)) | |
2146 | return error("Unable to resolve remote branch %s", | |
2147 | remote_ref->name); | |
2148 | if (!has_sha1_file(remote_ref->old_sha1)) | |
2149 | 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)); | |
2150 | ||
2151 | /* Remote branch must be an ancestor of remote HEAD */ | |
2152 | if (!verify_merge_base(head_sha1, remote_ref->old_sha1)) { | |
00ae8289 BF |
2153 | return error("The branch '%s' is not an ancestor " |
2154 | "of your current HEAD.\n" | |
2155 | "If you are sure you want to delete it," | |
2156 | " run:\n\t'git http-push -D %s %s'", | |
7b5201a6 | 2157 | remote_ref->name, repo->url, pattern); |
3dfaf7bc NH |
2158 | } |
2159 | } | |
2160 | ||
2161 | /* Send delete request */ | |
2162 | fprintf(stderr, "Removing remote branch '%s'\n", remote_ref->name); | |
6eaf4060 CB |
2163 | if (dry_run) |
2164 | return 0; | |
7b5201a6 AK |
2165 | url = xmalloc(strlen(repo->url) + strlen(remote_ref->name) + 1); |
2166 | sprintf(url, "%s%s", repo->url, remote_ref->name); | |
3dfaf7bc NH |
2167 | slot = get_active_slot(); |
2168 | slot->results = &results; | |
2169 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); | |
2170 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
2171 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
2172 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_DELETE); | |
2173 | if (start_active_slot(slot)) { | |
2174 | run_active_slot(slot); | |
2175 | free(url); | |
2176 | if (results.curl_result != CURLE_OK) | |
2177 | return error("DELETE request failed (%d/%ld)\n", | |
2178 | results.curl_result, results.http_code); | |
2179 | } else { | |
2180 | free(url); | |
2181 | return error("Unable to start DELETE request"); | |
2182 | } | |
2183 | ||
2184 | return 0; | |
2185 | } | |
2186 | ||
4f66250d TRC |
2187 | void run_request_queue(void) |
2188 | { | |
2189 | #ifdef USE_CURL_MULTI | |
2190 | is_running_queue = 1; | |
2191 | fill_active_slots(); | |
2192 | add_fill_function(NULL, fill_active_slot); | |
2193 | #endif | |
2194 | do { | |
2195 | finish_all_active_slots(); | |
2196 | #ifdef USE_CURL_MULTI | |
2197 | fill_active_slots(); | |
2198 | #endif | |
2199 | } while (request_queue_head && !aborted); | |
2200 | ||
2201 | #ifdef USE_CURL_MULTI | |
2202 | is_running_queue = 0; | |
2203 | #endif | |
2204 | } | |
2205 | ||
58e60dd2 NH |
2206 | int main(int argc, char **argv) |
2207 | { | |
58e60dd2 NH |
2208 | struct transfer_request *request; |
2209 | struct transfer_request *next_request; | |
2210 | int nr_refspec = 0; | |
2211 | char **refspec = NULL; | |
512d632c | 2212 | struct remote_lock *ref_lock = NULL; |
197e8951 | 2213 | struct remote_lock *info_ref_lock = NULL; |
aa1dbc98 | 2214 | struct rev_info revs; |
3dfaf7bc NH |
2215 | int delete_branch = 0; |
2216 | int force_delete = 0; | |
1a703cba | 2217 | int objects_to_send; |
58e60dd2 NH |
2218 | int rc = 0; |
2219 | int i; | |
8c9e7947 | 2220 | int new_refs; |
454e2025 | 2221 | struct ref *ref, *local_refs; |
44d808c2 | 2222 | struct remote *remote; |
3057ded0 | 2223 | char *rewritten_url = NULL; |
58e60dd2 | 2224 | |
2fb3f6db SP |
2225 | git_extract_argv0_path(argv[0]); |
2226 | ||
5a327713 | 2227 | setup_git_directory(); |
58e60dd2 | 2228 | |
7b5201a6 | 2229 | repo = xcalloc(sizeof(*repo), 1); |
58e60dd2 NH |
2230 | |
2231 | argv++; | |
2232 | for (i = 1; i < argc; i++, argv++) { | |
2233 | char *arg = *argv; | |
2234 | ||
2235 | if (*arg == '-') { | |
aa1dbc98 | 2236 | if (!strcmp(arg, "--all")) { |
28b9d6e5 | 2237 | push_all = MATCH_REFS_ALL; |
58e60dd2 NH |
2238 | continue; |
2239 | } | |
2240 | if (!strcmp(arg, "--force")) { | |
2241 | force_all = 1; | |
2242 | continue; | |
2243 | } | |
fe5d1d3e SP |
2244 | if (!strcmp(arg, "--dry-run")) { |
2245 | dry_run = 1; | |
2246 | continue; | |
2247 | } | |
58e60dd2 NH |
2248 | if (!strcmp(arg, "--verbose")) { |
2249 | push_verbosely = 1; | |
e9176745 | 2250 | http_is_verbose = 1; |
58e60dd2 NH |
2251 | continue; |
2252 | } | |
3dfaf7bc NH |
2253 | if (!strcmp(arg, "-d")) { |
2254 | delete_branch = 1; | |
2255 | continue; | |
2256 | } | |
2257 | if (!strcmp(arg, "-D")) { | |
2258 | delete_branch = 1; | |
2259 | force_delete = 1; | |
2260 | continue; | |
2261 | } | |
58e60dd2 | 2262 | } |
7b5201a6 | 2263 | if (!repo->url) { |
aa1dbc98 | 2264 | char *path = strstr(arg, "//"); |
7b5201a6 AK |
2265 | repo->url = arg; |
2266 | repo->path_len = strlen(arg); | |
aa1dbc98 | 2267 | if (path) { |
7b5201a6 AK |
2268 | repo->path = strchr(path+2, '/'); |
2269 | if (repo->path) | |
2270 | repo->path_len = strlen(repo->path); | |
aa1dbc98 | 2271 | } |
58e60dd2 NH |
2272 | continue; |
2273 | } | |
2274 | refspec = argv; | |
2275 | nr_refspec = argc - i; | |
2276 | break; | |
2277 | } | |
2278 | ||
f854824b GB |
2279 | #ifndef USE_CURL_MULTI |
2280 | die("git-push is not available for http/https repository when not compiled with USE_CURL_MULTI"); | |
2281 | #endif | |
2282 | ||
7b5201a6 | 2283 | if (!repo->url) |
3e9fabc8 NH |
2284 | usage(http_push_usage); |
2285 | ||
3dfaf7bc NH |
2286 | if (delete_branch && nr_refspec != 1) |
2287 | die("You must specify only one branch name when deleting a remote branch"); | |
2288 | ||
aa1dbc98 | 2289 | memset(remote_dir_exists, -1, 256); |
0dd276b8 | 2290 | |
44d808c2 AK |
2291 | /* |
2292 | * Create a minimum remote by hand to give to http_init(), | |
2293 | * primarily to allow it to look at the URL. | |
2294 | */ | |
2295 | remote = xcalloc(sizeof(*remote), 1); | |
2296 | ALLOC_GROW(remote->url, remote->url_nr + 1, remote->url_alloc); | |
2297 | remote->url[remote->url_nr++] = repo->url; | |
2298 | http_init(remote); | |
58e60dd2 | 2299 | |
7b5201a6 AK |
2300 | if (repo->url && repo->url[strlen(repo->url)-1] != '/') { |
2301 | rewritten_url = xmalloc(strlen(repo->url)+2); | |
2302 | strcpy(rewritten_url, repo->url); | |
3057ded0 | 2303 | strcat(rewritten_url, "/"); |
7b5201a6 AK |
2304 | repo->path = rewritten_url + (repo->path - repo->url); |
2305 | repo->path_len++; | |
2306 | repo->url = rewritten_url; | |
3057ded0 GB |
2307 | } |
2308 | ||
68862a31 | 2309 | #ifdef USE_CURL_MULTI |
4f66250d | 2310 | is_running_queue = 0; |
68862a31 | 2311 | #endif |
4f66250d | 2312 | |
58e60dd2 | 2313 | /* Verify DAV compliance/lock support */ |
acf59575 | 2314 | if (!locking_available()) { |
58e60dd2 NH |
2315 | rc = 1; |
2316 | goto cleanup; | |
2317 | } | |
2318 | ||
57b235a4 | 2319 | sigchain_push_common(remove_locks_on_signal); |
6a491a17 | 2320 | |
197e8951 | 2321 | /* Check whether the remote has server info files */ |
7b5201a6 AK |
2322 | repo->can_update_info_refs = 0; |
2323 | repo->has_info_refs = remote_exists("info/refs"); | |
2324 | repo->has_info_packs = remote_exists("objects/info/packs"); | |
2325 | if (repo->has_info_refs) { | |
197e8951 NH |
2326 | info_ref_lock = lock_remote("info/refs", LOCK_TIME); |
2327 | if (info_ref_lock) | |
7b5201a6 | 2328 | repo->can_update_info_refs = 1; |
9bdbabad | 2329 | else { |
d5c87cb4 | 2330 | error("cannot lock existing info/refs"); |
9bdbabad GB |
2331 | rc = 1; |
2332 | goto cleanup; | |
2333 | } | |
197e8951 | 2334 | } |
7b5201a6 | 2335 | if (repo->has_info_packs) |
197e8951 NH |
2336 | fetch_indices(); |
2337 | ||
aa1dbc98 | 2338 | /* Get a list of all local and remote heads to validate refspecs */ |
454e2025 | 2339 | local_refs = get_local_heads(); |
aa1dbc98 NH |
2340 | fprintf(stderr, "Fetching remote heads...\n"); |
2341 | get_dav_remote_heads(); | |
4f66250d | 2342 | run_request_queue(); |
aa1dbc98 | 2343 | |
3dfaf7bc NH |
2344 | /* Remove a remote branch if -d or -D was specified */ |
2345 | if (delete_branch) { | |
2346 | if (delete_remote_branch(refspec[0], force_delete) == -1) | |
2347 | fprintf(stderr, "Unable to delete remote branch %s\n", | |
2348 | refspec[0]); | |
2349 | goto cleanup; | |
2350 | } | |
2351 | ||
aa1dbc98 NH |
2352 | /* match them up */ |
2353 | if (!remote_tail) | |
2354 | remote_tail = &remote_refs; | |
2355 | if (match_refs(local_refs, remote_refs, &remote_tail, | |
9116de59 GB |
2356 | nr_refspec, (const char **) refspec, push_all)) { |
2357 | rc = -1; | |
2358 | goto cleanup; | |
2359 | } | |
aa1dbc98 NH |
2360 | if (!remote_refs) { |
2361 | fprintf(stderr, "No refs in common and none specified; doing nothing.\n"); | |
9116de59 GB |
2362 | rc = 0; |
2363 | goto cleanup; | |
aa1dbc98 NH |
2364 | } |
2365 | ||
8c9e7947 | 2366 | new_refs = 0; |
aa1dbc98 NH |
2367 | for (ref = remote_refs; ref; ref = ref->next) { |
2368 | char old_hex[60], *new_hex; | |
8c9e7947 JH |
2369 | const char *commit_argv[4]; |
2370 | int commit_argc; | |
2371 | char *new_sha1_hex, *old_sha1_hex; | |
2372 | ||
aa1dbc98 NH |
2373 | if (!ref->peer_ref) |
2374 | continue; | |
6eaf4060 CB |
2375 | |
2376 | if (is_zero_sha1(ref->peer_ref->new_sha1)) { | |
2377 | if (delete_remote_branch(ref->name, 1) == -1) { | |
2378 | error("Could not remove %s", ref->name); | |
2379 | rc = -4; | |
2380 | } | |
2381 | new_refs++; | |
2382 | continue; | |
2383 | } | |
2384 | ||
a89fccd2 | 2385 | if (!hashcmp(ref->old_sha1, ref->peer_ref->new_sha1)) { |
aa1dbc98 NH |
2386 | if (push_verbosely || 1) |
2387 | fprintf(stderr, "'%s': up-to-date\n", ref->name); | |
2388 | continue; | |
2389 | } | |
2390 | ||
2391 | if (!force_all && | |
2392 | !is_zero_sha1(ref->old_sha1) && | |
2393 | !ref->force) { | |
2394 | if (!has_sha1_file(ref->old_sha1) || | |
2395 | !ref_newer(ref->peer_ref->new_sha1, | |
2396 | ref->old_sha1)) { | |
00ae8289 BF |
2397 | /* |
2398 | * We do not have the remote ref, or | |
aa1dbc98 NH |
2399 | * we know that the remote ref is not |
2400 | * an ancestor of what we are trying to | |
2401 | * push. Either way this can be losing | |
2402 | * commits at the remote end and likely | |
2403 | * we were not up to date to begin with. | |
2404 | */ | |
00ae8289 BF |
2405 | error("remote '%s' is not an ancestor of\n" |
2406 | "local '%s'.\n" | |
2407 | "Maybe you are not up-to-date and " | |
aa1dbc98 NH |
2408 | "need to pull first?", |
2409 | ref->name, | |
2410 | ref->peer_ref->name); | |
1a703cba | 2411 | rc = -2; |
aa1dbc98 NH |
2412 | continue; |
2413 | } | |
58e60dd2 | 2414 | } |
e702496e | 2415 | hashcpy(ref->new_sha1, ref->peer_ref->new_sha1); |
aa1dbc98 NH |
2416 | new_refs++; |
2417 | strcpy(old_hex, sha1_to_hex(ref->old_sha1)); | |
2418 | new_hex = sha1_to_hex(ref->new_sha1); | |
2419 | ||
2420 | fprintf(stderr, "updating '%s'", ref->name); | |
2421 | if (strcmp(ref->name, ref->peer_ref->name)) | |
2422 | fprintf(stderr, " using '%s'", ref->peer_ref->name); | |
2423 | fprintf(stderr, "\n from %s\n to %s\n", old_hex, new_hex); | |
fe5d1d3e SP |
2424 | if (dry_run) |
2425 | continue; | |
58e60dd2 NH |
2426 | |
2427 | /* Lock remote branch ref */ | |
aa1dbc98 NH |
2428 | ref_lock = lock_remote(ref->name, LOCK_TIME); |
2429 | if (ref_lock == NULL) { | |
58e60dd2 | 2430 | fprintf(stderr, "Unable to lock remote branch %s\n", |
aa1dbc98 | 2431 | ref->name); |
58e60dd2 NH |
2432 | rc = 1; |
2433 | continue; | |
2434 | } | |
2435 | ||
aa1dbc98 | 2436 | /* Set up revision info for this refspec */ |
8c9e7947 | 2437 | commit_argc = 3; |
9befac47 | 2438 | new_sha1_hex = xstrdup(sha1_to_hex(ref->new_sha1)); |
8c9e7947 | 2439 | old_sha1_hex = NULL; |
5241bfe6 NH |
2440 | commit_argv[1] = "--objects"; |
2441 | commit_argv[2] = new_sha1_hex; | |
aa1dbc98 NH |
2442 | if (!push_all && !is_zero_sha1(ref->old_sha1)) { |
2443 | old_sha1_hex = xmalloc(42); | |
2444 | sprintf(old_sha1_hex, "^%s", | |
2445 | sha1_to_hex(ref->old_sha1)); | |
5241bfe6 | 2446 | commit_argv[3] = old_sha1_hex; |
aa1dbc98 | 2447 | commit_argc++; |
58e60dd2 | 2448 | } |
db6296a5 | 2449 | init_revisions(&revs, setup_git_directory()); |
aa1dbc98 | 2450 | setup_revisions(commit_argc, commit_argv, &revs, NULL); |
d633c882 | 2451 | revs.edge_hint = 0; /* just in case */ |
aa1dbc98 NH |
2452 | free(new_sha1_hex); |
2453 | if (old_sha1_hex) { | |
2454 | free(old_sha1_hex); | |
2455 | commit_argv[1] = NULL; | |
58e60dd2 NH |
2456 | } |
2457 | ||
aa1dbc98 | 2458 | /* Generate a list of objects that need to be pushed */ |
58e60dd2 | 2459 | pushing = 0; |
3d51e1b5 MK |
2460 | if (prepare_revision_walk(&revs)) |
2461 | die("revision walk setup failed"); | |
d633c882 | 2462 | mark_edges_uninteresting(revs.commits, &revs, NULL); |
1a703cba | 2463 | objects_to_send = get_delta(&revs, ref_lock); |
29508e1e | 2464 | finish_all_active_slots(); |
58e60dd2 NH |
2465 | |
2466 | /* Push missing objects to remote, this would be a | |
2467 | convenient time to pack them first if appropriate. */ | |
2468 | pushing = 1; | |
1a703cba NH |
2469 | if (objects_to_send) |
2470 | fprintf(stderr, " sending %d objects\n", | |
2471 | objects_to_send); | |
4f66250d TRC |
2472 | |
2473 | run_request_queue(); | |
58e60dd2 NH |
2474 | |
2475 | /* Update the remote branch if all went well */ | |
7fea9c55 | 2476 | if (aborted || !update_remote(ref->new_sha1, ref_lock)) |
aa1dbc98 | 2477 | rc = 1; |
58e60dd2 | 2478 | |
aa1dbc98 NH |
2479 | if (!rc) |
2480 | fprintf(stderr, " done\n"); | |
2481 | unlock_remote(ref_lock); | |
512d632c | 2482 | check_locks(); |
58e60dd2 NH |
2483 | } |
2484 | ||
197e8951 | 2485 | /* Update remote server info if appropriate */ |
7b5201a6 AK |
2486 | if (repo->has_info_refs && new_refs) { |
2487 | if (info_ref_lock && repo->can_update_info_refs) { | |
197e8951 | 2488 | fprintf(stderr, "Updating remote server info\n"); |
fe5d1d3e SP |
2489 | if (!dry_run) |
2490 | update_remote_info_refs(info_ref_lock); | |
197e8951 NH |
2491 | } else { |
2492 | fprintf(stderr, "Unable to update server info\n"); | |
2493 | } | |
2494 | } | |
197e8951 | 2495 | |
58e60dd2 | 2496 | cleanup: |
8e0f7003 | 2497 | free(rewritten_url); |
9116de59 GB |
2498 | if (info_ref_lock) |
2499 | unlock_remote(info_ref_lock); | |
7b5201a6 | 2500 | free(repo); |
58e60dd2 | 2501 | |
29508e1e | 2502 | http_cleanup(); |
58e60dd2 NH |
2503 | |
2504 | request = request_queue_head; | |
2505 | while (request != NULL) { | |
2506 | next_request = request->next; | |
2507 | release_request(request); | |
58e60dd2 NH |
2508 | request = next_request; |
2509 | } | |
2510 | ||
58e60dd2 NH |
2511 | return rc; |
2512 | } |