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Commit | Line | Data |
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58e60dd2 NH |
1 | #include "cache.h" |
2 | #include "commit.h" | |
58e60dd2 NH |
3 | #include "tag.h" |
4 | #include "blob.h" | |
29508e1e | 5 | #include "http.h" |
aa1dbc98 | 6 | #include "refs.h" |
c4e05b1a | 7 | #include "diff.h" |
aa1dbc98 | 8 | #include "revision.h" |
3dfaf7bc | 9 | #include "exec_cmd.h" |
6b62816c | 10 | #include "remote.h" |
d633c882 | 11 | #include "list-objects.h" |
4a16d072 | 12 | #include "sigchain.h" |
29508e1e | 13 | |
bee8e79d | 14 | #include <expat.h> |
58e60dd2 NH |
15 | |
16 | static const char http_push_usage[] = | |
1b1dd23f | 17 | "git http-push [--all] [--dry-run] [--force] [--verbose] <remote> [<head>...]\n"; |
58e60dd2 | 18 | |
92e2eb9c JS |
19 | #ifndef XML_STATUS_OK |
20 | enum XML_Status { | |
21 | XML_STATUS_OK = 1, | |
22 | XML_STATUS_ERROR = 0 | |
23 | }; | |
24 | #define XML_STATUS_OK 1 | |
25 | #define XML_STATUS_ERROR 0 | |
26 | #endif | |
27 | ||
197e8951 | 28 | #define PREV_BUF_SIZE 4096 |
58e60dd2 | 29 | |
acf59575 | 30 | /* DAV methods */ |
58e60dd2 NH |
31 | #define DAV_LOCK "LOCK" |
32 | #define DAV_MKCOL "MKCOL" | |
33 | #define DAV_MOVE "MOVE" | |
34 | #define DAV_PROPFIND "PROPFIND" | |
35 | #define DAV_PUT "PUT" | |
36 | #define DAV_UNLOCK "UNLOCK" | |
3dfaf7bc | 37 | #define DAV_DELETE "DELETE" |
acf59575 NH |
38 | |
39 | /* DAV lock flags */ | |
40 | #define DAV_PROP_LOCKWR (1u << 0) | |
41 | #define DAV_PROP_LOCKEX (1u << 1) | |
42 | #define DAV_LOCK_OK (1u << 2) | |
43 | ||
44 | /* DAV XML properties */ | |
45 | #define DAV_CTX_LOCKENTRY ".multistatus.response.propstat.prop.supportedlock.lockentry" | |
46 | #define DAV_CTX_LOCKTYPE_WRITE ".multistatus.response.propstat.prop.supportedlock.lockentry.locktype.write" | |
47 | #define DAV_CTX_LOCKTYPE_EXCLUSIVE ".multistatus.response.propstat.prop.supportedlock.lockentry.lockscope.exclusive" | |
48 | #define DAV_ACTIVELOCK_OWNER ".prop.lockdiscovery.activelock.owner.href" | |
49 | #define DAV_ACTIVELOCK_TIMEOUT ".prop.lockdiscovery.activelock.timeout" | |
50 | #define DAV_ACTIVELOCK_TOKEN ".prop.lockdiscovery.activelock.locktoken.href" | |
aa1dbc98 NH |
51 | #define DAV_PROPFIND_RESP ".multistatus.response" |
52 | #define DAV_PROPFIND_NAME ".multistatus.response.href" | |
53 | #define DAV_PROPFIND_COLLECTION ".multistatus.response.propstat.prop.resourcetype.collection" | |
acf59575 NH |
54 | |
55 | /* DAV request body templates */ | |
aa1dbc98 NH |
56 | #define PROPFIND_SUPPORTEDLOCK_REQUEST "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n<D:propfind xmlns:D=\"DAV:\">\n<D:prop xmlns:R=\"%s\">\n<D:supportedlock/>\n</D:prop>\n</D:propfind>" |
57 | #define PROPFIND_ALL_REQUEST "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n<D:propfind xmlns:D=\"DAV:\">\n<D:allprop/>\n</D:propfind>" | |
58e60dd2 NH |
58 | #define LOCK_REQUEST "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n<D:lockinfo xmlns:D=\"DAV:\">\n<D:lockscope><D:exclusive/></D:lockscope>\n<D:locktype><D:write/></D:locktype>\n<D:owner>\n<D:href>mailto:%s</D:href>\n</D:owner>\n</D:lockinfo>" |
59 | ||
75187c9d NH |
60 | #define LOCK_TIME 600 |
61 | #define LOCK_REFRESH 30 | |
62 | ||
1b65a5aa | 63 | /* bits #0-15 in revision.h */ |
aa1dbc98 | 64 | |
1b65a5aa JH |
65 | #define LOCAL (1u<<16) |
66 | #define REMOTE (1u<<17) | |
67 | #define FETCHING (1u<<18) | |
68 | #define PUSHING (1u<<19) | |
aa1dbc98 | 69 | |
3dfaf7bc NH |
70 | /* We allow "recursive" symbolic refs. Only within reason, though */ |
71 | #define MAXDEPTH 5 | |
72 | ||
96f1e58f DR |
73 | static int pushing; |
74 | static int aborted; | |
a3c57c9a | 75 | static signed char remote_dir_exists[256]; |
58e60dd2 | 76 | |
96f1e58f | 77 | static int push_verbosely; |
28b9d6e5 | 78 | static int push_all = MATCH_REFS_NONE; |
96f1e58f | 79 | static int force_all; |
fe5d1d3e | 80 | static int dry_run; |
58e60dd2 | 81 | |
96f1e58f | 82 | static struct object_list *objects; |
aa1dbc98 | 83 | |
58e60dd2 NH |
84 | struct repo |
85 | { | |
86 | char *url; | |
e1f33efe | 87 | char *path; |
aa1dbc98 | 88 | int path_len; |
197e8951 NH |
89 | int has_info_refs; |
90 | int can_update_info_refs; | |
91 | int has_info_packs; | |
58e60dd2 | 92 | struct packed_git *packs; |
512d632c | 93 | struct remote_lock *locks; |
58e60dd2 NH |
94 | }; |
95 | ||
7b5201a6 | 96 | static struct repo *repo; |
58e60dd2 NH |
97 | |
98 | enum transfer_state { | |
197e8951 NH |
99 | NEED_FETCH, |
100 | RUN_FETCH_LOOSE, | |
101 | RUN_FETCH_PACKED, | |
58e60dd2 NH |
102 | NEED_PUSH, |
103 | RUN_MKCOL, | |
104 | RUN_PUT, | |
105 | RUN_MOVE, | |
106 | ABORTED, | |
107 | COMPLETE, | |
108 | }; | |
109 | ||
110 | struct transfer_request | |
111 | { | |
aa1dbc98 | 112 | struct object *obj; |
58e60dd2 NH |
113 | char *url; |
114 | char *dest; | |
aa1dbc98 | 115 | struct remote_lock *lock; |
58e60dd2 NH |
116 | struct curl_slist *headers; |
117 | struct buffer buffer; | |
118 | char filename[PATH_MAX]; | |
119 | char tmpfile[PATH_MAX]; | |
197e8951 | 120 | int local_fileno; |
58e60dd2 NH |
121 | enum transfer_state state; |
122 | CURLcode curl_result; | |
123 | char errorstr[CURL_ERROR_SIZE]; | |
124 | long http_code; | |
125 | unsigned char real_sha1[20]; | |
9126f009 | 126 | git_SHA_CTX c; |
58e60dd2 NH |
127 | z_stream stream; |
128 | int zret; | |
129 | int rename; | |
197e8951 | 130 | void *userData; |
58e60dd2 NH |
131 | struct active_request_slot *slot; |
132 | struct transfer_request *next; | |
133 | }; | |
134 | ||
96f1e58f | 135 | static struct transfer_request *request_queue_head; |
58e60dd2 | 136 | |
acf59575 NH |
137 | struct xml_ctx |
138 | { | |
139 | char *name; | |
140 | int len; | |
141 | char *cdata; | |
142 | void (*userFunc)(struct xml_ctx *ctx, int tag_closed); | |
143 | void *userData; | |
144 | }; | |
145 | ||
aa1dbc98 | 146 | struct remote_lock |
26349b2e | 147 | { |
75187c9d | 148 | char *url; |
26349b2e | 149 | char *owner; |
75187c9d | 150 | char *token; |
dfab7c14 | 151 | char tmpfile_suffix[41]; |
26349b2e NH |
152 | time_t start_time; |
153 | long timeout; | |
75187c9d | 154 | int refreshing; |
aa1dbc98 NH |
155 | struct remote_lock *next; |
156 | }; | |
157 | ||
3030baa7 NH |
158 | /* Flags that control remote_ls processing */ |
159 | #define PROCESS_FILES (1u << 0) | |
160 | #define PROCESS_DIRS (1u << 1) | |
161 | #define RECURSIVE (1u << 2) | |
162 | ||
163 | /* Flags that remote_ls passes to callback functions */ | |
164 | #define IS_DIR (1u << 0) | |
165 | ||
166 | struct remote_ls_ctx | |
aa1dbc98 | 167 | { |
3030baa7 NH |
168 | char *path; |
169 | void (*userFunc)(struct remote_ls_ctx *ls); | |
170 | void *userData; | |
171 | int flags; | |
172 | char *dentry_name; | |
173 | int dentry_flags; | |
174 | struct remote_ls_ctx *parent; | |
26349b2e NH |
175 | }; |
176 | ||
b1c7d4aa TRC |
177 | /* get_dav_token_headers options */ |
178 | enum dav_header_flag { | |
179 | DAV_HEADER_IF = (1u << 0), | |
180 | DAV_HEADER_LOCK = (1u << 1), | |
181 | DAV_HEADER_TIMEOUT = (1u << 2) | |
182 | }; | |
183 | ||
519d05be MH |
184 | static char *xml_entities(char *s) |
185 | { | |
186 | struct strbuf buf = STRBUF_INIT; | |
187 | while (*s) { | |
188 | size_t len = strcspn(s, "\"<>&"); | |
189 | strbuf_add(&buf, s, len); | |
190 | s += len; | |
191 | switch (*s) { | |
192 | case '"': | |
193 | strbuf_addstr(&buf, """); | |
194 | break; | |
195 | case '<': | |
196 | strbuf_addstr(&buf, "<"); | |
197 | break; | |
198 | case '>': | |
199 | strbuf_addstr(&buf, ">"); | |
200 | break; | |
201 | case '&': | |
202 | strbuf_addstr(&buf, "&"); | |
203 | break; | |
204 | } | |
205 | s++; | |
206 | } | |
207 | return strbuf_detach(&buf, NULL); | |
208 | } | |
209 | ||
d456c9fd JH |
210 | static struct curl_slist *get_dav_token_headers(struct remote_lock *lock, enum dav_header_flag options) |
211 | { | |
b1c7d4aa TRC |
212 | struct strbuf buf = STRBUF_INIT; |
213 | struct curl_slist *dav_headers = NULL; | |
214 | ||
d456c9fd | 215 | if (options & DAV_HEADER_IF) { |
b1c7d4aa TRC |
216 | strbuf_addf(&buf, "If: (<%s>)", lock->token); |
217 | dav_headers = curl_slist_append(dav_headers, buf.buf); | |
218 | strbuf_reset(&buf); | |
219 | } | |
d456c9fd | 220 | if (options & DAV_HEADER_LOCK) { |
b1c7d4aa TRC |
221 | strbuf_addf(&buf, "Lock-Token: <%s>", lock->token); |
222 | dav_headers = curl_slist_append(dav_headers, buf.buf); | |
223 | strbuf_reset(&buf); | |
224 | } | |
d456c9fd | 225 | if (options & DAV_HEADER_TIMEOUT) { |
b1c7d4aa TRC |
226 | strbuf_addf(&buf, "Timeout: Second-%ld", lock->timeout); |
227 | dav_headers = curl_slist_append(dav_headers, buf.buf); | |
228 | strbuf_reset(&buf); | |
229 | } | |
230 | strbuf_release(&buf); | |
231 | ||
232 | return dav_headers; | |
233 | } | |
234 | ||
817d14a8 TRC |
235 | static void append_remote_object_url(struct strbuf *buf, const char *url, |
236 | const char *hex, | |
237 | int only_two_digit_prefix) | |
238 | { | |
239 | strbuf_addf(buf, "%sobjects/%.*s/", url, 2, hex); | |
240 | if (!only_two_digit_prefix) | |
241 | strbuf_addf(buf, "%s", hex+2); | |
242 | } | |
243 | ||
29508e1e | 244 | static void finish_request(struct transfer_request *request); |
197e8951 | 245 | static void release_request(struct transfer_request *request); |
58e60dd2 | 246 | |
29508e1e | 247 | static void process_response(void *callback_data) |
58e60dd2 | 248 | { |
29508e1e NH |
249 | struct transfer_request *request = |
250 | (struct transfer_request *)callback_data; | |
58e60dd2 | 251 | |
29508e1e | 252 | finish_request(request); |
58e60dd2 NH |
253 | } |
254 | ||
dd8239f9 | 255 | #ifdef USE_CURL_MULTI |
dcdb3335 | 256 | |
2d20b7eb TRC |
257 | static char *get_remote_object_url(const char *url, const char *hex, |
258 | int only_two_digit_prefix) | |
dcdb3335 JH |
259 | { |
260 | struct strbuf buf = STRBUF_INIT; | |
261 | append_remote_object_url(&buf, url, hex, only_two_digit_prefix); | |
262 | return strbuf_detach(&buf, NULL); | |
263 | } | |
264 | ||
197e8951 NH |
265 | static size_t fwrite_sha1_file(void *ptr, size_t eltsize, size_t nmemb, |
266 | void *data) | |
267 | { | |
268 | unsigned char expn[4096]; | |
269 | size_t size = eltsize * nmemb; | |
270 | int posn = 0; | |
271 | struct transfer_request *request = (struct transfer_request *)data; | |
272 | do { | |
93822c22 | 273 | ssize_t retval = xwrite(request->local_fileno, |
4c42aa1a | 274 | (char *) ptr + posn, size - posn); |
197e8951 NH |
275 | if (retval < 0) |
276 | return posn; | |
277 | posn += retval; | |
278 | } while (posn < size); | |
279 | ||
280 | request->stream.avail_in = size; | |
281 | request->stream.next_in = ptr; | |
282 | do { | |
283 | request->stream.next_out = expn; | |
284 | request->stream.avail_out = sizeof(expn); | |
39c68542 | 285 | request->zret = git_inflate(&request->stream, Z_SYNC_FLUSH); |
9126f009 | 286 | git_SHA1_Update(&request->c, expn, |
4c42aa1a | 287 | sizeof(expn) - request->stream.avail_out); |
197e8951 NH |
288 | } while (request->stream.avail_in && request->zret == Z_OK); |
289 | data_received++; | |
290 | return size; | |
291 | } | |
292 | ||
293 | static void start_fetch_loose(struct transfer_request *request) | |
294 | { | |
295 | char *hex = sha1_to_hex(request->obj->sha1); | |
296 | char *filename; | |
297 | char prevfile[PATH_MAX]; | |
298 | char *url; | |
197e8951 NH |
299 | int prevlocal; |
300 | unsigned char prev_buf[PREV_BUF_SIZE]; | |
301 | ssize_t prev_read = 0; | |
302 | long prev_posn = 0; | |
303 | char range[RANGE_HEADER_SIZE]; | |
304 | struct curl_slist *range_header = NULL; | |
305 | struct active_request_slot *slot; | |
306 | ||
307 | filename = sha1_file_name(request->obj->sha1); | |
308 | snprintf(request->filename, sizeof(request->filename), "%s", filename); | |
309 | snprintf(request->tmpfile, sizeof(request->tmpfile), | |
310 | "%s.temp", filename); | |
311 | ||
312 | snprintf(prevfile, sizeof(prevfile), "%s.prev", request->filename); | |
691f1a28 | 313 | unlink_or_warn(prevfile); |
197e8951 | 314 | rename(request->tmpfile, prevfile); |
691f1a28 | 315 | unlink_or_warn(request->tmpfile); |
197e8951 NH |
316 | |
317 | if (request->local_fileno != -1) | |
318 | error("fd leakage in start: %d", request->local_fileno); | |
319 | request->local_fileno = open(request->tmpfile, | |
320 | O_WRONLY | O_CREAT | O_EXCL, 0666); | |
4c42aa1a TRC |
321 | /* |
322 | * This could have failed due to the "lazy directory creation"; | |
197e8951 NH |
323 | * try to mkdir the last path component. |
324 | */ | |
325 | if (request->local_fileno < 0 && errno == ENOENT) { | |
326 | char *dir = strrchr(request->tmpfile, '/'); | |
327 | if (dir) { | |
328 | *dir = 0; | |
329 | mkdir(request->tmpfile, 0777); | |
330 | *dir = '/'; | |
331 | } | |
332 | request->local_fileno = open(request->tmpfile, | |
333 | O_WRONLY | O_CREAT | O_EXCL, 0666); | |
334 | } | |
335 | ||
336 | if (request->local_fileno < 0) { | |
337 | request->state = ABORTED; | |
338 | error("Couldn't create temporary file %s for %s: %s", | |
339 | request->tmpfile, request->filename, strerror(errno)); | |
340 | return; | |
341 | } | |
342 | ||
343 | memset(&request->stream, 0, sizeof(request->stream)); | |
344 | ||
39c68542 | 345 | git_inflate_init(&request->stream); |
197e8951 | 346 | |
9126f009 | 347 | git_SHA1_Init(&request->c); |
197e8951 | 348 | |
7b5201a6 | 349 | url = get_remote_object_url(repo->url, hex, 0); |
817d14a8 | 350 | request->url = xstrdup(url); |
197e8951 | 351 | |
4c42aa1a TRC |
352 | /* |
353 | * If a previous temp file is present, process what was already | |
354 | * fetched. | |
355 | */ | |
197e8951 NH |
356 | prevlocal = open(prevfile, O_RDONLY); |
357 | if (prevlocal != -1) { | |
358 | do { | |
93d26e4c | 359 | prev_read = xread(prevlocal, prev_buf, PREV_BUF_SIZE); |
197e8951 NH |
360 | if (prev_read>0) { |
361 | if (fwrite_sha1_file(prev_buf, | |
362 | 1, | |
363 | prev_read, | |
4c42aa1a | 364 | request) == prev_read) |
197e8951 | 365 | prev_posn += prev_read; |
4c42aa1a | 366 | else |
197e8951 | 367 | prev_read = -1; |
197e8951 NH |
368 | } |
369 | } while (prev_read > 0); | |
370 | close(prevlocal); | |
371 | } | |
691f1a28 | 372 | unlink_or_warn(prevfile); |
197e8951 | 373 | |
4c42aa1a TRC |
374 | /* |
375 | * Reset inflate/SHA1 if there was an error reading the previous temp | |
376 | * file; also rewind to the beginning of the local file. | |
377 | */ | |
197e8951 NH |
378 | if (prev_read == -1) { |
379 | memset(&request->stream, 0, sizeof(request->stream)); | |
39c68542 | 380 | git_inflate_init(&request->stream); |
9126f009 | 381 | git_SHA1_Init(&request->c); |
197e8951 NH |
382 | if (prev_posn>0) { |
383 | prev_posn = 0; | |
b5da2467 | 384 | lseek(request->local_fileno, 0, SEEK_SET); |
197e8951 NH |
385 | ftruncate(request->local_fileno, 0); |
386 | } | |
387 | } | |
388 | ||
389 | slot = get_active_slot(); | |
390 | slot->callback_func = process_response; | |
391 | slot->callback_data = request; | |
392 | request->slot = slot; | |
393 | ||
394 | curl_easy_setopt(slot->curl, CURLOPT_FILE, request); | |
395 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_sha1_file); | |
396 | curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr); | |
397 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
398 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); | |
399 | ||
4c42aa1a TRC |
400 | /* |
401 | * If we have successfully processed data from a previous fetch | |
402 | * attempt, only fetch the data we don't already have. | |
403 | */ | |
197e8951 NH |
404 | if (prev_posn>0) { |
405 | if (push_verbosely) | |
406 | fprintf(stderr, | |
407 | "Resuming fetch of object %s at byte %ld\n", | |
408 | hex, prev_posn); | |
409 | sprintf(range, "Range: bytes=%ld-", prev_posn); | |
410 | range_header = curl_slist_append(range_header, range); | |
411 | curl_easy_setopt(slot->curl, | |
412 | CURLOPT_HTTPHEADER, range_header); | |
413 | } | |
414 | ||
415 | /* Try to get the request started, abort the request on error */ | |
416 | request->state = RUN_FETCH_LOOSE; | |
417 | if (!start_active_slot(slot)) { | |
418 | fprintf(stderr, "Unable to start GET request\n"); | |
7b5201a6 | 419 | repo->can_update_info_refs = 0; |
197e8951 NH |
420 | release_request(request); |
421 | } | |
422 | } | |
423 | ||
dd8239f9 JH |
424 | static void start_mkcol(struct transfer_request *request) |
425 | { | |
426 | char *hex = sha1_to_hex(request->obj->sha1); | |
427 | struct active_request_slot *slot; | |
dd8239f9 | 428 | |
7b5201a6 | 429 | request->url = get_remote_object_url(repo->url, hex, 1); |
dd8239f9 JH |
430 | |
431 | slot = get_active_slot(); | |
432 | slot->callback_func = process_response; | |
433 | slot->callback_data = request; | |
434 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); /* undo PUT setup */ | |
435 | curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); | |
436 | curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr); | |
437 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_MKCOL); | |
438 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
439 | ||
440 | if (start_active_slot(slot)) { | |
441 | request->slot = slot; | |
442 | request->state = RUN_MKCOL; | |
443 | } else { | |
444 | request->state = ABORTED; | |
445 | free(request->url); | |
446 | request->url = NULL; | |
447 | } | |
448 | } | |
449 | #endif | |
450 | ||
197e8951 NH |
451 | static void start_fetch_packed(struct transfer_request *request) |
452 | { | |
197e8951 | 453 | struct packed_git *target; |
197e8951 NH |
454 | |
455 | struct transfer_request *check_request = request_queue_head; | |
2264dfa5 | 456 | struct http_pack_request *preq; |
197e8951 | 457 | |
7b5201a6 | 458 | target = find_sha1_pack(request->obj->sha1, repo->packs); |
197e8951 NH |
459 | if (!target) { |
460 | fprintf(stderr, "Unable to fetch %s, will not be able to update server info refs\n", sha1_to_hex(request->obj->sha1)); | |
7b5201a6 | 461 | repo->can_update_info_refs = 0; |
197e8951 NH |
462 | release_request(request); |
463 | return; | |
464 | } | |
465 | ||
466 | fprintf(stderr, "Fetching pack %s\n", sha1_to_hex(target->sha1)); | |
467 | fprintf(stderr, " which contains %s\n", sha1_to_hex(request->obj->sha1)); | |
468 | ||
2264dfa5 TRC |
469 | preq = new_http_pack_request(target, repo->url); |
470 | if (preq == NULL) { | |
471 | release_http_pack_request(preq); | |
472 | repo->can_update_info_refs = 0; | |
473 | return; | |
474 | } | |
475 | preq->lst = &repo->packs; | |
197e8951 NH |
476 | |
477 | /* Make sure there isn't another open request for this pack */ | |
478 | while (check_request) { | |
479 | if (check_request->state == RUN_FETCH_PACKED && | |
2264dfa5 TRC |
480 | !strcmp(check_request->url, preq->url)) { |
481 | release_http_pack_request(preq); | |
197e8951 NH |
482 | release_request(request); |
483 | return; | |
484 | } | |
485 | check_request = check_request->next; | |
486 | } | |
487 | ||
2264dfa5 TRC |
488 | preq->slot->callback_func = process_response; |
489 | preq->slot->callback_data = request; | |
490 | request->slot = preq->slot; | |
491 | request->userData = preq; | |
197e8951 NH |
492 | |
493 | /* Try to get the request started, abort the request on error */ | |
494 | request->state = RUN_FETCH_PACKED; | |
2264dfa5 | 495 | if (!start_active_slot(preq->slot)) { |
197e8951 | 496 | fprintf(stderr, "Unable to start GET request\n"); |
2264dfa5 | 497 | release_http_pack_request(preq); |
7b5201a6 | 498 | repo->can_update_info_refs = 0; |
197e8951 NH |
499 | release_request(request); |
500 | } | |
501 | } | |
502 | ||
58e60dd2 NH |
503 | static void start_put(struct transfer_request *request) |
504 | { | |
aa1dbc98 | 505 | char *hex = sha1_to_hex(request->obj->sha1); |
58e60dd2 | 506 | struct active_request_slot *slot; |
817d14a8 | 507 | struct strbuf buf = STRBUF_INIT; |
21666f1a | 508 | enum object_type type; |
58e60dd2 NH |
509 | char hdr[50]; |
510 | void *unpacked; | |
511 | unsigned long len; | |
512 | int hdrlen; | |
513 | ssize_t size; | |
514 | z_stream stream; | |
515 | ||
21666f1a NP |
516 | unpacked = read_sha1_file(request->obj->sha1, &type, &len); |
517 | hdrlen = sprintf(hdr, "%s %lu", typename(type), len) + 1; | |
58e60dd2 NH |
518 | |
519 | /* Set it up */ | |
520 | memset(&stream, 0, sizeof(stream)); | |
12f6c308 | 521 | deflateInit(&stream, zlib_compression_level); |
58e60dd2 | 522 | size = deflateBound(&stream, len + hdrlen); |
028c2976 MH |
523 | strbuf_init(&request->buffer.buf, size); |
524 | request->buffer.posn = 0; | |
58e60dd2 NH |
525 | |
526 | /* Compress it */ | |
028c2976 | 527 | stream.next_out = (unsigned char *)request->buffer.buf.buf; |
58e60dd2 NH |
528 | stream.avail_out = size; |
529 | ||
530 | /* First header.. */ | |
531 | stream.next_in = (void *)hdr; | |
532 | stream.avail_in = hdrlen; | |
533 | while (deflate(&stream, 0) == Z_OK) | |
534 | /* nothing */; | |
535 | ||
536 | /* Then the data itself.. */ | |
537 | stream.next_in = unpacked; | |
538 | stream.avail_in = len; | |
539 | while (deflate(&stream, Z_FINISH) == Z_OK) | |
540 | /* nothing */; | |
541 | deflateEnd(&stream); | |
542 | free(unpacked); | |
543 | ||
028c2976 | 544 | request->buffer.buf.len = stream.total_out; |
58e60dd2 | 545 | |
817d14a8 | 546 | strbuf_addstr(&buf, "Destination: "); |
7b5201a6 | 547 | append_remote_object_url(&buf, repo->url, hex, 0); |
817d14a8 TRC |
548 | request->dest = strbuf_detach(&buf, NULL); |
549 | ||
7b5201a6 | 550 | append_remote_object_url(&buf, repo->url, hex, 0); |
dfab7c14 | 551 | strbuf_add(&buf, request->lock->tmpfile_suffix, 41); |
817d14a8 | 552 | request->url = strbuf_detach(&buf, NULL); |
58e60dd2 NH |
553 | |
554 | slot = get_active_slot(); | |
29508e1e NH |
555 | slot->callback_func = process_response; |
556 | slot->callback_data = request; | |
58e60dd2 | 557 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &request->buffer); |
028c2976 | 558 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, request->buffer.buf.len); |
58e60dd2 | 559 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
560 | #ifndef NO_CURL_IOCTL |
561 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
562 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &request->buffer); | |
563 | #endif | |
58e60dd2 NH |
564 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); |
565 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); | |
566 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
567 | curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); | |
568 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); | |
569 | curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); | |
570 | ||
571 | if (start_active_slot(slot)) { | |
572 | request->slot = slot; | |
573 | request->state = RUN_PUT; | |
574 | } else { | |
575 | request->state = ABORTED; | |
576 | free(request->url); | |
7b899967 | 577 | request->url = NULL; |
58e60dd2 NH |
578 | } |
579 | } | |
580 | ||
581 | static void start_move(struct transfer_request *request) | |
582 | { | |
583 | struct active_request_slot *slot; | |
584 | struct curl_slist *dav_headers = NULL; | |
585 | ||
586 | slot = get_active_slot(); | |
29508e1e NH |
587 | slot->callback_func = process_response; |
588 | slot->callback_data = request; | |
58e60dd2 NH |
589 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); /* undo PUT setup */ |
590 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_MOVE); | |
591 | dav_headers = curl_slist_append(dav_headers, request->dest); | |
592 | dav_headers = curl_slist_append(dav_headers, "Overwrite: T"); | |
593 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
594 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
595 | curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); | |
596 | ||
597 | if (start_active_slot(slot)) { | |
598 | request->slot = slot; | |
599 | request->state = RUN_MOVE; | |
600 | } else { | |
601 | request->state = ABORTED; | |
602 | free(request->url); | |
7b899967 | 603 | request->url = NULL; |
58e60dd2 NH |
604 | } |
605 | } | |
606 | ||
512d632c | 607 | static int refresh_lock(struct remote_lock *lock) |
75187c9d NH |
608 | { |
609 | struct active_request_slot *slot; | |
baa7b67d | 610 | struct slot_results results; |
b1c7d4aa | 611 | struct curl_slist *dav_headers; |
512d632c | 612 | int rc = 0; |
75187c9d | 613 | |
512d632c | 614 | lock->refreshing = 1; |
75187c9d | 615 | |
b1c7d4aa | 616 | dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF | DAV_HEADER_TIMEOUT); |
75187c9d | 617 | |
512d632c NH |
618 | slot = get_active_slot(); |
619 | slot->results = &results; | |
620 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); | |
621 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
622 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); | |
623 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_LOCK); | |
624 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
75187c9d | 625 | |
512d632c NH |
626 | if (start_active_slot(slot)) { |
627 | run_active_slot(slot); | |
628 | if (results.curl_result != CURLE_OK) { | |
629 | fprintf(stderr, "LOCK HTTP error %ld\n", | |
630 | results.http_code); | |
631 | } else { | |
632 | lock->start_time = time(NULL); | |
633 | rc = 1; | |
634 | } | |
635 | } | |
aa1dbc98 | 636 | |
512d632c NH |
637 | lock->refreshing = 0; |
638 | curl_slist_free_all(dav_headers); | |
aa1dbc98 | 639 | |
512d632c NH |
640 | return rc; |
641 | } | |
642 | ||
ec26b4d6 | 643 | static void check_locks(void) |
512d632c | 644 | { |
7b5201a6 | 645 | struct remote_lock *lock = repo->locks; |
512d632c NH |
646 | time_t current_time = time(NULL); |
647 | int time_remaining; | |
648 | ||
649 | while (lock) { | |
650 | time_remaining = lock->start_time + lock->timeout - | |
651 | current_time; | |
652 | if (!lock->refreshing && time_remaining < LOCK_REFRESH) { | |
653 | if (!refresh_lock(lock)) { | |
654 | fprintf(stderr, | |
655 | "Unable to refresh lock for %s\n", | |
656 | lock->url); | |
657 | aborted = 1; | |
658 | return; | |
aa1dbc98 | 659 | } |
75187c9d | 660 | } |
512d632c | 661 | lock = lock->next; |
75187c9d | 662 | } |
aa1dbc98 | 663 | } |
75187c9d | 664 | |
aa1dbc98 NH |
665 | static void release_request(struct transfer_request *request) |
666 | { | |
667 | struct transfer_request *entry = request_queue_head; | |
668 | ||
669 | if (request == request_queue_head) { | |
670 | request_queue_head = request->next; | |
671 | } else { | |
672 | while (entry->next != NULL && entry->next != request) | |
673 | entry = entry->next; | |
674 | if (entry->next == request) | |
675 | entry->next = entry->next->next; | |
676 | } | |
677 | ||
197e8951 NH |
678 | if (request->local_fileno != -1) |
679 | close(request->local_fileno); | |
8e0f7003 | 680 | free(request->url); |
aa1dbc98 | 681 | free(request); |
75187c9d NH |
682 | } |
683 | ||
58e60dd2 NH |
684 | static void finish_request(struct transfer_request *request) |
685 | { | |
197e8951 | 686 | struct stat st; |
2264dfa5 | 687 | struct http_pack_request *preq; |
197e8951 NH |
688 | |
689 | request->curl_result = request->slot->curl_result; | |
58e60dd2 NH |
690 | request->http_code = request->slot->http_code; |
691 | request->slot = NULL; | |
75187c9d | 692 | |
aa1dbc98 | 693 | /* Keep locks active */ |
512d632c | 694 | check_locks(); |
75187c9d | 695 | |
58e60dd2 NH |
696 | if (request->headers != NULL) |
697 | curl_slist_free_all(request->headers); | |
7b899967 NH |
698 | |
699 | /* URL is reused for MOVE after PUT */ | |
700 | if (request->state != RUN_PUT) { | |
701 | free(request->url); | |
702 | request->url = NULL; | |
aa1dbc98 | 703 | } |
7b899967 | 704 | |
aa1dbc98 | 705 | if (request->state == RUN_MKCOL) { |
58e60dd2 NH |
706 | if (request->curl_result == CURLE_OK || |
707 | request->http_code == 405) { | |
aa1dbc98 | 708 | remote_dir_exists[request->obj->sha1[0]] = 1; |
58e60dd2 NH |
709 | start_put(request); |
710 | } else { | |
711 | fprintf(stderr, "MKCOL %s failed, aborting (%d/%ld)\n", | |
aa1dbc98 | 712 | sha1_to_hex(request->obj->sha1), |
58e60dd2 NH |
713 | request->curl_result, request->http_code); |
714 | request->state = ABORTED; | |
715 | aborted = 1; | |
716 | } | |
717 | } else if (request->state == RUN_PUT) { | |
718 | if (request->curl_result == CURLE_OK) { | |
719 | start_move(request); | |
720 | } else { | |
721 | fprintf(stderr, "PUT %s failed, aborting (%d/%ld)\n", | |
aa1dbc98 | 722 | sha1_to_hex(request->obj->sha1), |
58e60dd2 NH |
723 | request->curl_result, request->http_code); |
724 | request->state = ABORTED; | |
725 | aborted = 1; | |
726 | } | |
727 | } else if (request->state == RUN_MOVE) { | |
728 | if (request->curl_result == CURLE_OK) { | |
1a703cba NH |
729 | if (push_verbosely) |
730 | fprintf(stderr, " sent %s\n", | |
731 | sha1_to_hex(request->obj->sha1)); | |
aa1dbc98 NH |
732 | request->obj->flags |= REMOTE; |
733 | release_request(request); | |
58e60dd2 NH |
734 | } else { |
735 | fprintf(stderr, "MOVE %s failed, aborting (%d/%ld)\n", | |
aa1dbc98 | 736 | sha1_to_hex(request->obj->sha1), |
58e60dd2 NH |
737 | request->curl_result, request->http_code); |
738 | request->state = ABORTED; | |
739 | aborted = 1; | |
740 | } | |
197e8951 | 741 | } else if (request->state == RUN_FETCH_LOOSE) { |
4c42aa1a TRC |
742 | close(request->local_fileno); |
743 | request->local_fileno = -1; | |
197e8951 NH |
744 | |
745 | if (request->curl_result != CURLE_OK && | |
746 | request->http_code != 416) { | |
747 | if (stat(request->tmpfile, &st) == 0) { | |
748 | if (st.st_size == 0) | |
691f1a28 | 749 | unlink_or_warn(request->tmpfile); |
197e8951 NH |
750 | } |
751 | } else { | |
752 | if (request->http_code == 416) | |
d5c87cb4 | 753 | warning("requested range invalid; we may already have all the data."); |
197e8951 | 754 | |
39c68542 | 755 | git_inflate_end(&request->stream); |
9126f009 | 756 | git_SHA1_Final(request->real_sha1, &request->c); |
197e8951 | 757 | if (request->zret != Z_STREAM_END) { |
691f1a28 | 758 | unlink_or_warn(request->tmpfile); |
a89fccd2 | 759 | } else if (hashcmp(request->obj->sha1, request->real_sha1)) { |
691f1a28 | 760 | unlink_or_warn(request->tmpfile); |
197e8951 NH |
761 | } else { |
762 | request->rename = | |
763 | move_temp_to_file( | |
764 | request->tmpfile, | |
765 | request->filename); | |
4c42aa1a | 766 | if (request->rename == 0) |
197e8951 | 767 | request->obj->flags |= (LOCAL | REMOTE); |
197e8951 NH |
768 | } |
769 | } | |
770 | ||
771 | /* Try fetching packed if necessary */ | |
772 | if (request->obj->flags & LOCAL) | |
773 | release_request(request); | |
774 | else | |
775 | start_fetch_packed(request); | |
776 | ||
777 | } else if (request->state == RUN_FETCH_PACKED) { | |
2264dfa5 | 778 | int fail = 1; |
197e8951 NH |
779 | if (request->curl_result != CURLE_OK) { |
780 | fprintf(stderr, "Unable to get pack file %s\n%s", | |
781 | request->url, curl_errorstr); | |
197e8951 | 782 | } else { |
2264dfa5 TRC |
783 | preq = (struct http_pack_request *)request->userData; |
784 | ||
785 | if (preq) { | |
786 | if (finish_http_pack_request(preq) > 0) | |
787 | fail = 0; | |
788 | release_http_pack_request(preq); | |
197e8951 NH |
789 | } |
790 | } | |
2264dfa5 TRC |
791 | if (fail) |
792 | repo->can_update_info_refs = 0; | |
197e8951 | 793 | release_request(request); |
58e60dd2 NH |
794 | } |
795 | } | |
796 | ||
b3ca4e4e | 797 | #ifdef USE_CURL_MULTI |
4f66250d | 798 | static int is_running_queue; |
fc57b6aa | 799 | static int fill_active_slot(void *unused) |
58e60dd2 | 800 | { |
8e24cbae | 801 | struct transfer_request *request; |
58e60dd2 | 802 | |
4f66250d | 803 | if (aborted || !is_running_queue) |
45c17412 | 804 | return 0; |
58e60dd2 | 805 | |
45c17412 | 806 | for (request = request_queue_head; request; request = request->next) { |
197e8951 NH |
807 | if (request->state == NEED_FETCH) { |
808 | start_fetch_loose(request); | |
45c17412 | 809 | return 1; |
197e8951 | 810 | } else if (pushing && request->state == NEED_PUSH) { |
aa1dbc98 | 811 | if (remote_dir_exists[request->obj->sha1[0]] == 1) { |
0dd276b8 | 812 | start_put(request); |
aa1dbc98 | 813 | } else { |
0dd276b8 | 814 | start_mkcol(request); |
aa1dbc98 | 815 | } |
45c17412 | 816 | return 1; |
58e60dd2 | 817 | } |
aa1dbc98 | 818 | } |
45c17412 | 819 | return 0; |
58e60dd2 | 820 | } |
b3ca4e4e | 821 | #endif |
58e60dd2 | 822 | |
aa1dbc98 NH |
823 | static void get_remote_object_list(unsigned char parent); |
824 | ||
197e8951 NH |
825 | static void add_fetch_request(struct object *obj) |
826 | { | |
827 | struct transfer_request *request; | |
828 | ||
829 | check_locks(); | |
830 | ||
831 | /* | |
832 | * Don't fetch the object if it's known to exist locally | |
833 | * or is already in the request queue | |
834 | */ | |
835 | if (remote_dir_exists[obj->sha1[0]] == -1) | |
836 | get_remote_object_list(obj->sha1[0]); | |
837 | if (obj->flags & (LOCAL | FETCHING)) | |
838 | return; | |
839 | ||
840 | obj->flags |= FETCHING; | |
841 | request = xmalloc(sizeof(*request)); | |
842 | request->obj = obj; | |
843 | request->url = NULL; | |
844 | request->lock = NULL; | |
845 | request->headers = NULL; | |
846 | request->local_fileno = -1; | |
197e8951 NH |
847 | request->state = NEED_FETCH; |
848 | request->next = request_queue_head; | |
849 | request_queue_head = request; | |
850 | ||
b3ca4e4e | 851 | #ifdef USE_CURL_MULTI |
197e8951 NH |
852 | fill_active_slots(); |
853 | step_active_slots(); | |
b3ca4e4e | 854 | #endif |
197e8951 NH |
855 | } |
856 | ||
1a703cba | 857 | static int add_send_request(struct object *obj, struct remote_lock *lock) |
58e60dd2 NH |
858 | { |
859 | struct transfer_request *request = request_queue_head; | |
58e60dd2 | 860 | struct packed_git *target; |
58e60dd2 | 861 | |
512d632c NH |
862 | /* Keep locks active */ |
863 | check_locks(); | |
864 | ||
aa1dbc98 NH |
865 | /* |
866 | * Don't push the object if it's known to exist on the remote | |
867 | * or is already in the request queue | |
868 | */ | |
869 | if (remote_dir_exists[obj->sha1[0]] == -1) | |
870 | get_remote_object_list(obj->sha1[0]); | |
871 | if (obj->flags & (REMOTE | PUSHING)) | |
1a703cba | 872 | return 0; |
7b5201a6 | 873 | target = find_sha1_pack(obj->sha1, repo->packs); |
aa1dbc98 NH |
874 | if (target) { |
875 | obj->flags |= REMOTE; | |
1a703cba | 876 | return 0; |
aa1dbc98 | 877 | } |
58e60dd2 | 878 | |
aa1dbc98 | 879 | obj->flags |= PUSHING; |
58e60dd2 | 880 | request = xmalloc(sizeof(*request)); |
aa1dbc98 | 881 | request->obj = obj; |
58e60dd2 | 882 | request->url = NULL; |
26349b2e | 883 | request->lock = lock; |
58e60dd2 | 884 | request->headers = NULL; |
197e8951 | 885 | request->local_fileno = -1; |
aa1dbc98 | 886 | request->state = NEED_PUSH; |
c17fb6ee NH |
887 | request->next = request_queue_head; |
888 | request_queue_head = request; | |
29508e1e | 889 | |
b3ca4e4e | 890 | #ifdef USE_CURL_MULTI |
29508e1e NH |
891 | fill_active_slots(); |
892 | step_active_slots(); | |
b3ca4e4e | 893 | #endif |
1a703cba NH |
894 | |
895 | return 1; | |
58e60dd2 NH |
896 | } |
897 | ||
f4f440a0 | 898 | static int fetch_indices(void) |
58e60dd2 | 899 | { |
b8caac2b | 900 | int ret; |
58e60dd2 | 901 | |
58e60dd2 NH |
902 | if (push_verbosely) |
903 | fprintf(stderr, "Getting pack list\n"); | |
1a703cba | 904 | |
b8caac2b TRC |
905 | switch (http_get_info_packs(repo->url, &repo->packs)) { |
906 | case HTTP_OK: | |
907 | case HTTP_MISSING_TARGET: | |
908 | ret = 0; | |
909 | break; | |
910 | default: | |
911 | ret = -1; | |
58e60dd2 NH |
912 | } |
913 | ||
b8caac2b | 914 | return ret; |
58e60dd2 NH |
915 | } |
916 | ||
aa1dbc98 NH |
917 | static void one_remote_object(const char *hex) |
918 | { | |
919 | unsigned char sha1[20]; | |
920 | struct object *obj; | |
921 | ||
922 | if (get_sha1_hex(hex, sha1) != 0) | |
923 | return; | |
924 | ||
925 | obj = lookup_object(sha1); | |
926 | if (!obj) | |
927 | obj = parse_object(sha1); | |
928 | ||
929 | /* Ignore remote objects that don't exist locally */ | |
930 | if (!obj) | |
931 | return; | |
932 | ||
933 | obj->flags |= REMOTE; | |
934 | if (!object_list_contains(objects, obj)) | |
1f1e895f | 935 | object_list_insert(obj, &objects); |
aa1dbc98 NH |
936 | } |
937 | ||
acf59575 | 938 | static void handle_lockprop_ctx(struct xml_ctx *ctx, int tag_closed) |
26349b2e | 939 | { |
acf59575 NH |
940 | int *lock_flags = (int *)ctx->userData; |
941 | ||
942 | if (tag_closed) { | |
943 | if (!strcmp(ctx->name, DAV_CTX_LOCKENTRY)) { | |
944 | if ((*lock_flags & DAV_PROP_LOCKEX) && | |
945 | (*lock_flags & DAV_PROP_LOCKWR)) { | |
946 | *lock_flags |= DAV_LOCK_OK; | |
947 | } | |
948 | *lock_flags &= DAV_LOCK_OK; | |
949 | } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_WRITE)) { | |
950 | *lock_flags |= DAV_PROP_LOCKWR; | |
951 | } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_EXCLUSIVE)) { | |
952 | *lock_flags |= DAV_PROP_LOCKEX; | |
953 | } | |
954 | } | |
26349b2e NH |
955 | } |
956 | ||
acf59575 | 957 | static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed) |
26349b2e | 958 | { |
aa1dbc98 | 959 | struct remote_lock *lock = (struct remote_lock *)ctx->userData; |
dfab7c14 TRC |
960 | git_SHA_CTX sha_ctx; |
961 | unsigned char lock_token_sha1[20]; | |
acf59575 NH |
962 | |
963 | if (tag_closed && ctx->cdata) { | |
964 | if (!strcmp(ctx->name, DAV_ACTIVELOCK_OWNER)) { | |
965 | lock->owner = xmalloc(strlen(ctx->cdata) + 1); | |
966 | strcpy(lock->owner, ctx->cdata); | |
967 | } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TIMEOUT)) { | |
cc44c765 | 968 | if (!prefixcmp(ctx->cdata, "Second-")) |
acf59575 NH |
969 | lock->timeout = |
970 | strtol(ctx->cdata + 7, NULL, 10); | |
971 | } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TOKEN)) { | |
753bc911 KK |
972 | lock->token = xmalloc(strlen(ctx->cdata) + 1); |
973 | strcpy(lock->token, ctx->cdata); | |
dfab7c14 TRC |
974 | |
975 | git_SHA1_Init(&sha_ctx); | |
976 | git_SHA1_Update(&sha_ctx, lock->token, strlen(lock->token)); | |
977 | git_SHA1_Final(lock_token_sha1, &sha_ctx); | |
978 | ||
979 | lock->tmpfile_suffix[0] = '_'; | |
980 | memcpy(lock->tmpfile_suffix + 1, sha1_to_hex(lock_token_sha1), 40); | |
acf59575 | 981 | } |
26349b2e NH |
982 | } |
983 | } | |
984 | ||
aa1dbc98 | 985 | static void one_remote_ref(char *refname); |
aa1dbc98 | 986 | |
26349b2e | 987 | static void |
acf59575 | 988 | xml_start_tag(void *userData, const char *name, const char **atts) |
26349b2e | 989 | { |
acf59575 | 990 | struct xml_ctx *ctx = (struct xml_ctx *)userData; |
ef9e58c8 | 991 | const char *c = strchr(name, ':'); |
acf59575 NH |
992 | int new_len; |
993 | ||
994 | if (c == NULL) | |
995 | c = name; | |
996 | else | |
997 | c++; | |
998 | ||
999 | new_len = strlen(ctx->name) + strlen(c) + 2; | |
1000 | ||
1001 | if (new_len > ctx->len) { | |
1002 | ctx->name = xrealloc(ctx->name, new_len); | |
1003 | ctx->len = new_len; | |
26349b2e | 1004 | } |
acf59575 NH |
1005 | strcat(ctx->name, "."); |
1006 | strcat(ctx->name, c); | |
26349b2e | 1007 | |
4cac42b1 JH |
1008 | free(ctx->cdata); |
1009 | ctx->cdata = NULL; | |
acf59575 NH |
1010 | |
1011 | ctx->userFunc(ctx, 0); | |
26349b2e NH |
1012 | } |
1013 | ||
58e60dd2 | 1014 | static void |
acf59575 | 1015 | xml_end_tag(void *userData, const char *name) |
58e60dd2 | 1016 | { |
acf59575 | 1017 | struct xml_ctx *ctx = (struct xml_ctx *)userData; |
ef9e58c8 | 1018 | const char *c = strchr(name, ':'); |
acf59575 | 1019 | char *ep; |
58e60dd2 | 1020 | |
acf59575 NH |
1021 | ctx->userFunc(ctx, 1); |
1022 | ||
1023 | if (c == NULL) | |
1024 | c = name; | |
1025 | else | |
1026 | c++; | |
1027 | ||
1028 | ep = ctx->name + strlen(ctx->name) - strlen(c) - 1; | |
1029 | *ep = 0; | |
58e60dd2 NH |
1030 | } |
1031 | ||
1032 | static void | |
acf59575 | 1033 | xml_cdata(void *userData, const XML_Char *s, int len) |
58e60dd2 | 1034 | { |
acf59575 | 1035 | struct xml_ctx *ctx = (struct xml_ctx *)userData; |
4cac42b1 | 1036 | free(ctx->cdata); |
182af834 | 1037 | ctx->cdata = xmemdupz(s, len); |
58e60dd2 NH |
1038 | } |
1039 | ||
554fe20d | 1040 | static struct remote_lock *lock_remote(const char *path, long timeout) |
58e60dd2 NH |
1041 | { |
1042 | struct active_request_slot *slot; | |
baa7b67d | 1043 | struct slot_results results; |
028c2976 MH |
1044 | struct buffer out_buffer = { STRBUF_INIT, 0 }; |
1045 | struct strbuf in_buffer = STRBUF_INIT; | |
58e60dd2 | 1046 | char *url; |
0772b9a6 | 1047 | char *ep; |
58e60dd2 | 1048 | char timeout_header[25]; |
512d632c | 1049 | struct remote_lock *lock = NULL; |
58e60dd2 | 1050 | struct curl_slist *dav_headers = NULL; |
acf59575 | 1051 | struct xml_ctx ctx; |
519d05be | 1052 | char *escaped; |
58e60dd2 | 1053 | |
7b5201a6 AK |
1054 | url = xmalloc(strlen(repo->url) + strlen(path) + 1); |
1055 | sprintf(url, "%s%s", repo->url, path); | |
aa1dbc98 | 1056 | |
0772b9a6 | 1057 | /* Make sure leading directories exist for the remote ref */ |
7b5201a6 | 1058 | ep = strchr(url + strlen(repo->url) + 1, '/'); |
0772b9a6 | 1059 | while (ep) { |
466ddf90 JS |
1060 | char saved_character = ep[1]; |
1061 | ep[1] = '\0'; | |
0772b9a6 | 1062 | slot = get_active_slot(); |
baa7b67d | 1063 | slot->results = &results; |
0772b9a6 NH |
1064 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); |
1065 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
1066 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_MKCOL); | |
1067 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
1068 | if (start_active_slot(slot)) { | |
1069 | run_active_slot(slot); | |
baa7b67d NH |
1070 | if (results.curl_result != CURLE_OK && |
1071 | results.http_code != 405) { | |
0772b9a6 NH |
1072 | fprintf(stderr, |
1073 | "Unable to create branch path %s\n", | |
1074 | url); | |
1075 | free(url); | |
1076 | return NULL; | |
1077 | } | |
1078 | } else { | |
1a703cba | 1079 | fprintf(stderr, "Unable to start MKCOL request\n"); |
0772b9a6 NH |
1080 | free(url); |
1081 | return NULL; | |
1082 | } | |
466ddf90 | 1083 | ep[1] = saved_character; |
0772b9a6 NH |
1084 | ep = strchr(ep + 1, '/'); |
1085 | } | |
1086 | ||
519d05be MH |
1087 | escaped = xml_entities(git_default_email); |
1088 | strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped); | |
1089 | free(escaped); | |
26349b2e | 1090 | |
75187c9d | 1091 | sprintf(timeout_header, "Timeout: Second-%ld", timeout); |
58e60dd2 NH |
1092 | dav_headers = curl_slist_append(dav_headers, timeout_header); |
1093 | dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); | |
1094 | ||
1095 | slot = get_active_slot(); | |
baa7b67d | 1096 | slot->results = &results; |
58e60dd2 | 1097 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
028c2976 | 1098 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); |
58e60dd2 | 1099 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1100 | #ifndef NO_CURL_IOCTL |
1101 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1102 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); | |
1103 | #endif | |
26349b2e | 1104 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); |
29508e1e | 1105 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
58e60dd2 NH |
1106 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); |
1107 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1108 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_LOCK); | |
1109 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1110 | ||
aa1dbc98 | 1111 | lock = xcalloc(1, sizeof(*lock)); |
aa1dbc98 | 1112 | lock->timeout = -1; |
acf59575 | 1113 | |
58e60dd2 NH |
1114 | if (start_active_slot(slot)) { |
1115 | run_active_slot(slot); | |
baa7b67d | 1116 | if (results.curl_result == CURLE_OK) { |
472b2570 MH |
1117 | XML_Parser parser = XML_ParserCreate(NULL); |
1118 | enum XML_Status result; | |
acf59575 NH |
1119 | ctx.name = xcalloc(10, 1); |
1120 | ctx.len = 0; | |
1121 | ctx.cdata = NULL; | |
1122 | ctx.userFunc = handle_new_lock_ctx; | |
aa1dbc98 | 1123 | ctx.userData = lock; |
acf59575 NH |
1124 | XML_SetUserData(parser, &ctx); |
1125 | XML_SetElementHandler(parser, xml_start_tag, | |
1126 | xml_end_tag); | |
1127 | XML_SetCharacterDataHandler(parser, xml_cdata); | |
028c2976 MH |
1128 | result = XML_Parse(parser, in_buffer.buf, |
1129 | in_buffer.len, 1); | |
acf59575 NH |
1130 | free(ctx.name); |
1131 | if (result != XML_STATUS_OK) { | |
1132 | fprintf(stderr, "XML error: %s\n", | |
1133 | XML_ErrorString( | |
1134 | XML_GetErrorCode(parser))); | |
aa1dbc98 | 1135 | lock->timeout = -1; |
acf59575 | 1136 | } |
472b2570 | 1137 | XML_ParserFree(parser); |
58e60dd2 NH |
1138 | } |
1139 | } else { | |
1a703cba | 1140 | fprintf(stderr, "Unable to start LOCK request\n"); |
58e60dd2 NH |
1141 | } |
1142 | ||
acf59575 | 1143 | curl_slist_free_all(dav_headers); |
028c2976 MH |
1144 | strbuf_release(&out_buffer.buf); |
1145 | strbuf_release(&in_buffer); | |
26349b2e | 1146 | |
aa1dbc98 | 1147 | if (lock->token == NULL || lock->timeout <= 0) { |
8e0f7003 JM |
1148 | free(lock->token); |
1149 | free(lock->owner); | |
75187c9d | 1150 | free(url); |
aa1dbc98 NH |
1151 | free(lock); |
1152 | lock = NULL; | |
acf59575 | 1153 | } else { |
aa1dbc98 | 1154 | lock->url = url; |
aa1dbc98 | 1155 | lock->start_time = time(NULL); |
7b5201a6 AK |
1156 | lock->next = repo->locks; |
1157 | repo->locks = lock; | |
26349b2e NH |
1158 | } |
1159 | ||
aa1dbc98 | 1160 | return lock; |
58e60dd2 NH |
1161 | } |
1162 | ||
aa1dbc98 | 1163 | static int unlock_remote(struct remote_lock *lock) |
58e60dd2 NH |
1164 | { |
1165 | struct active_request_slot *slot; | |
baa7b67d | 1166 | struct slot_results results; |
7b5201a6 | 1167 | struct remote_lock *prev = repo->locks; |
b1c7d4aa | 1168 | struct curl_slist *dav_headers; |
58e60dd2 NH |
1169 | int rc = 0; |
1170 | ||
b1c7d4aa | 1171 | dav_headers = get_dav_token_headers(lock, DAV_HEADER_LOCK); |
58e60dd2 NH |
1172 | |
1173 | slot = get_active_slot(); | |
baa7b67d | 1174 | slot->results = &results; |
58e60dd2 | 1175 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); |
75187c9d | 1176 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); |
58e60dd2 NH |
1177 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_UNLOCK); |
1178 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1179 | ||
1180 | if (start_active_slot(slot)) { | |
1181 | run_active_slot(slot); | |
baa7b67d | 1182 | if (results.curl_result == CURLE_OK) |
58e60dd2 NH |
1183 | rc = 1; |
1184 | else | |
512d632c | 1185 | fprintf(stderr, "UNLOCK HTTP error %ld\n", |
baa7b67d | 1186 | results.http_code); |
58e60dd2 | 1187 | } else { |
512d632c | 1188 | fprintf(stderr, "Unable to start UNLOCK request\n"); |
58e60dd2 NH |
1189 | } |
1190 | ||
1191 | curl_slist_free_all(dav_headers); | |
75187c9d | 1192 | |
7b5201a6 AK |
1193 | if (repo->locks == lock) { |
1194 | repo->locks = lock->next; | |
512d632c NH |
1195 | } else { |
1196 | while (prev && prev->next != lock) | |
1197 | prev = prev->next; | |
1198 | if (prev) | |
1199 | prev->next = prev->next->next; | |
1200 | } | |
1201 | ||
8e0f7003 | 1202 | free(lock->owner); |
512d632c NH |
1203 | free(lock->url); |
1204 | free(lock->token); | |
1205 | free(lock); | |
58e60dd2 NH |
1206 | |
1207 | return rc; | |
1208 | } | |
1209 | ||
6a491a17 CB |
1210 | static void remove_locks(void) |
1211 | { | |
7b5201a6 | 1212 | struct remote_lock *lock = repo->locks; |
6a491a17 CB |
1213 | |
1214 | fprintf(stderr, "Removing remote locks...\n"); | |
1215 | while (lock) { | |
1216 | unlock_remote(lock); | |
1217 | lock = lock->next; | |
1218 | } | |
1219 | } | |
1220 | ||
1221 | static void remove_locks_on_signal(int signo) | |
1222 | { | |
1223 | remove_locks(); | |
4a16d072 | 1224 | sigchain_pop(signo); |
6a491a17 CB |
1225 | raise(signo); |
1226 | } | |
1227 | ||
3030baa7 NH |
1228 | static void remote_ls(const char *path, int flags, |
1229 | void (*userFunc)(struct remote_ls_ctx *ls), | |
1230 | void *userData); | |
aa1dbc98 | 1231 | |
3030baa7 NH |
1232 | static void process_ls_object(struct remote_ls_ctx *ls) |
1233 | { | |
1234 | unsigned int *parent = (unsigned int *)ls->userData; | |
1235 | char *path = ls->dentry_name; | |
1236 | char *obj_hex; | |
aa1dbc98 | 1237 | |
3030baa7 NH |
1238 | if (!strcmp(ls->path, ls->dentry_name) && (ls->flags & IS_DIR)) { |
1239 | remote_dir_exists[*parent] = 1; | |
1240 | return; | |
1241 | } | |
aa1dbc98 | 1242 | |
3030baa7 NH |
1243 | if (strlen(path) != 49) |
1244 | return; | |
1245 | path += 8; | |
1246 | obj_hex = xmalloc(strlen(path)); | |
eecc8367 ER |
1247 | /* NB: path is not null-terminated, can not use strlcpy here */ |
1248 | memcpy(obj_hex, path, 2); | |
3030baa7 NH |
1249 | strcpy(obj_hex + 2, path + 3); |
1250 | one_remote_object(obj_hex); | |
1251 | free(obj_hex); | |
1252 | } | |
aa1dbc98 | 1253 | |
3030baa7 NH |
1254 | static void process_ls_ref(struct remote_ls_ctx *ls) |
1255 | { | |
1256 | if (!strcmp(ls->path, ls->dentry_name) && (ls->dentry_flags & IS_DIR)) { | |
1257 | fprintf(stderr, " %s\n", ls->dentry_name); | |
1258 | return; | |
1259 | } | |
aa1dbc98 | 1260 | |
3030baa7 NH |
1261 | if (!(ls->dentry_flags & IS_DIR)) |
1262 | one_remote_ref(ls->dentry_name); | |
1263 | } | |
aa1dbc98 | 1264 | |
3030baa7 NH |
1265 | static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed) |
1266 | { | |
1267 | struct remote_ls_ctx *ls = (struct remote_ls_ctx *)ctx->userData; | |
aa1dbc98 | 1268 | |
3030baa7 NH |
1269 | if (tag_closed) { |
1270 | if (!strcmp(ctx->name, DAV_PROPFIND_RESP) && ls->dentry_name) { | |
1271 | if (ls->dentry_flags & IS_DIR) { | |
1272 | if (ls->flags & PROCESS_DIRS) { | |
1273 | ls->userFunc(ls); | |
1274 | } | |
1275 | if (strcmp(ls->dentry_name, ls->path) && | |
1276 | ls->flags & RECURSIVE) { | |
1277 | remote_ls(ls->dentry_name, | |
1278 | ls->flags, | |
1279 | ls->userFunc, | |
1280 | ls->userData); | |
1281 | } | |
1282 | } else if (ls->flags & PROCESS_FILES) { | |
1283 | ls->userFunc(ls); | |
aa1dbc98 | 1284 | } |
3030baa7 | 1285 | } else if (!strcmp(ctx->name, DAV_PROPFIND_NAME) && ctx->cdata) { |
e1f33efe KK |
1286 | char *path = ctx->cdata; |
1287 | if (*ctx->cdata == 'h') { | |
1288 | path = strstr(path, "//"); | |
1289 | if (path) { | |
1290 | path = strchr(path+2, '/'); | |
1291 | } | |
1292 | } | |
1293 | if (path) { | |
7b5201a6 | 1294 | path += repo->path_len; |
20642801 | 1295 | ls->dentry_name = xstrdup(path); |
e1f33efe | 1296 | } |
3030baa7 NH |
1297 | } else if (!strcmp(ctx->name, DAV_PROPFIND_COLLECTION)) { |
1298 | ls->dentry_flags |= IS_DIR; | |
aa1dbc98 | 1299 | } |
3030baa7 | 1300 | } else if (!strcmp(ctx->name, DAV_PROPFIND_RESP)) { |
4cac42b1 | 1301 | free(ls->dentry_name); |
3030baa7 NH |
1302 | ls->dentry_name = NULL; |
1303 | ls->dentry_flags = 0; | |
aa1dbc98 | 1304 | } |
aa1dbc98 NH |
1305 | } |
1306 | ||
20642801 JS |
1307 | /* |
1308 | * NEEDSWORK: remote_ls() ignores info/refs on the remote side. But it | |
1309 | * should _only_ heed the information from that file, instead of trying to | |
1310 | * determine the refs from the remote file system (badly: it does not even | |
1311 | * know about packed-refs). | |
1312 | */ | |
3030baa7 NH |
1313 | static void remote_ls(const char *path, int flags, |
1314 | void (*userFunc)(struct remote_ls_ctx *ls), | |
1315 | void *userData) | |
aa1dbc98 | 1316 | { |
7b5201a6 | 1317 | char *url = xmalloc(strlen(repo->url) + strlen(path) + 1); |
aa1dbc98 | 1318 | struct active_request_slot *slot; |
baa7b67d | 1319 | struct slot_results results; |
028c2976 MH |
1320 | struct strbuf in_buffer = STRBUF_INIT; |
1321 | struct buffer out_buffer = { STRBUF_INIT, 0 }; | |
aa1dbc98 NH |
1322 | struct curl_slist *dav_headers = NULL; |
1323 | struct xml_ctx ctx; | |
3030baa7 NH |
1324 | struct remote_ls_ctx ls; |
1325 | ||
1326 | ls.flags = flags; | |
9befac47 | 1327 | ls.path = xstrdup(path); |
3030baa7 NH |
1328 | ls.dentry_name = NULL; |
1329 | ls.dentry_flags = 0; | |
1330 | ls.userData = userData; | |
1331 | ls.userFunc = userFunc; | |
aa1dbc98 | 1332 | |
7b5201a6 | 1333 | sprintf(url, "%s%s", repo->url, path); |
aa1dbc98 | 1334 | |
028c2976 | 1335 | strbuf_addf(&out_buffer.buf, PROPFIND_ALL_REQUEST); |
aa1dbc98 NH |
1336 | |
1337 | dav_headers = curl_slist_append(dav_headers, "Depth: 1"); | |
1338 | dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); | |
1339 | ||
1340 | slot = get_active_slot(); | |
baa7b67d | 1341 | slot->results = &results; |
aa1dbc98 | 1342 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
028c2976 | 1343 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); |
aa1dbc98 | 1344 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1345 | #ifndef NO_CURL_IOCTL |
1346 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1347 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); | |
1348 | #endif | |
aa1dbc98 NH |
1349 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); |
1350 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); | |
1351 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
1352 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1353 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PROPFIND); | |
1354 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1355 | ||
1356 | if (start_active_slot(slot)) { | |
1357 | run_active_slot(slot); | |
baa7b67d | 1358 | if (results.curl_result == CURLE_OK) { |
472b2570 MH |
1359 | XML_Parser parser = XML_ParserCreate(NULL); |
1360 | enum XML_Status result; | |
aa1dbc98 NH |
1361 | ctx.name = xcalloc(10, 1); |
1362 | ctx.len = 0; | |
1363 | ctx.cdata = NULL; | |
3030baa7 NH |
1364 | ctx.userFunc = handle_remote_ls_ctx; |
1365 | ctx.userData = &ls; | |
aa1dbc98 NH |
1366 | XML_SetUserData(parser, &ctx); |
1367 | XML_SetElementHandler(parser, xml_start_tag, | |
1368 | xml_end_tag); | |
1369 | XML_SetCharacterDataHandler(parser, xml_cdata); | |
028c2976 MH |
1370 | result = XML_Parse(parser, in_buffer.buf, |
1371 | in_buffer.len, 1); | |
aa1dbc98 NH |
1372 | free(ctx.name); |
1373 | ||
1374 | if (result != XML_STATUS_OK) { | |
1375 | fprintf(stderr, "XML error: %s\n", | |
1376 | XML_ErrorString( | |
1377 | XML_GetErrorCode(parser))); | |
1378 | } | |
472b2570 | 1379 | XML_ParserFree(parser); |
aa1dbc98 NH |
1380 | } |
1381 | } else { | |
3030baa7 | 1382 | fprintf(stderr, "Unable to start PROPFIND request\n"); |
aa1dbc98 NH |
1383 | } |
1384 | ||
3030baa7 | 1385 | free(ls.path); |
aa1dbc98 | 1386 | free(url); |
028c2976 MH |
1387 | strbuf_release(&out_buffer.buf); |
1388 | strbuf_release(&in_buffer); | |
aa1dbc98 NH |
1389 | curl_slist_free_all(dav_headers); |
1390 | } | |
1391 | ||
3030baa7 NH |
1392 | static void get_remote_object_list(unsigned char parent) |
1393 | { | |
1394 | char path[] = "objects/XX/"; | |
1395 | static const char hex[] = "0123456789abcdef"; | |
1396 | unsigned int val = parent; | |
1397 | ||
1398 | path[8] = hex[val >> 4]; | |
1399 | path[9] = hex[val & 0xf]; | |
1400 | remote_dir_exists[val] = 0; | |
1401 | remote_ls(path, (PROCESS_FILES | PROCESS_DIRS), | |
1402 | process_ls_object, &val); | |
1403 | } | |
1404 | ||
acf59575 | 1405 | static int locking_available(void) |
58e60dd2 NH |
1406 | { |
1407 | struct active_request_slot *slot; | |
baa7b67d | 1408 | struct slot_results results; |
028c2976 MH |
1409 | struct strbuf in_buffer = STRBUF_INIT; |
1410 | struct buffer out_buffer = { STRBUF_INIT, 0 }; | |
58e60dd2 | 1411 | struct curl_slist *dav_headers = NULL; |
acf59575 NH |
1412 | struct xml_ctx ctx; |
1413 | int lock_flags = 0; | |
519d05be | 1414 | char *escaped; |
58e60dd2 | 1415 | |
519d05be MH |
1416 | escaped = xml_entities(repo->url); |
1417 | strbuf_addf(&out_buffer.buf, PROPFIND_SUPPORTEDLOCK_REQUEST, escaped); | |
1418 | free(escaped); | |
58e60dd2 NH |
1419 | |
1420 | dav_headers = curl_slist_append(dav_headers, "Depth: 0"); | |
1421 | dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); | |
baa7b67d | 1422 | |
58e60dd2 | 1423 | slot = get_active_slot(); |
baa7b67d | 1424 | slot->results = &results; |
58e60dd2 | 1425 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
028c2976 | 1426 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); |
58e60dd2 | 1427 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1428 | #ifndef NO_CURL_IOCTL |
1429 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1430 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); | |
1431 | #endif | |
58e60dd2 | 1432 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); |
29508e1e | 1433 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
7b5201a6 | 1434 | curl_easy_setopt(slot->curl, CURLOPT_URL, repo->url); |
58e60dd2 NH |
1435 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); |
1436 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PROPFIND); | |
1437 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1438 | ||
1439 | if (start_active_slot(slot)) { | |
1440 | run_active_slot(slot); | |
baa7b67d | 1441 | if (results.curl_result == CURLE_OK) { |
472b2570 MH |
1442 | XML_Parser parser = XML_ParserCreate(NULL); |
1443 | enum XML_Status result; | |
acf59575 NH |
1444 | ctx.name = xcalloc(10, 1); |
1445 | ctx.len = 0; | |
1446 | ctx.cdata = NULL; | |
1447 | ctx.userFunc = handle_lockprop_ctx; | |
1448 | ctx.userData = &lock_flags; | |
1449 | XML_SetUserData(parser, &ctx); | |
1450 | XML_SetElementHandler(parser, xml_start_tag, | |
1451 | xml_end_tag); | |
028c2976 MH |
1452 | result = XML_Parse(parser, in_buffer.buf, |
1453 | in_buffer.len, 1); | |
acf59575 NH |
1454 | free(ctx.name); |
1455 | ||
1456 | if (result != XML_STATUS_OK) { | |
1457 | fprintf(stderr, "XML error: %s\n", | |
1458 | XML_ErrorString( | |
1459 | XML_GetErrorCode(parser))); | |
1460 | lock_flags = 0; | |
1461 | } | |
472b2570 | 1462 | XML_ParserFree(parser); |
325ce395 | 1463 | if (!lock_flags) |
d5c87cb4 | 1464 | error("no DAV locking support on %s", |
7b5201a6 | 1465 | repo->url); |
325ce395 JH |
1466 | |
1467 | } else { | |
1468 | error("Cannot access URL %s, return code %d", | |
7b5201a6 | 1469 | repo->url, results.curl_result); |
325ce395 | 1470 | lock_flags = 0; |
58e60dd2 | 1471 | } |
58e60dd2 | 1472 | } else { |
7b5201a6 | 1473 | error("Unable to start PROPFIND request on %s", repo->url); |
58e60dd2 NH |
1474 | } |
1475 | ||
028c2976 MH |
1476 | strbuf_release(&out_buffer.buf); |
1477 | strbuf_release(&in_buffer); | |
acf59575 NH |
1478 | curl_slist_free_all(dav_headers); |
1479 | ||
1480 | return lock_flags; | |
58e60dd2 NH |
1481 | } |
1482 | ||
b5bf7cd6 | 1483 | static struct object_list **add_one_object(struct object *obj, struct object_list **p) |
1f1e895f LT |
1484 | { |
1485 | struct object_list *entry = xmalloc(sizeof(struct object_list)); | |
1486 | entry->item = obj; | |
1487 | entry->next = *p; | |
1488 | *p = entry; | |
1489 | return &entry->next; | |
1490 | } | |
1491 | ||
aa1dbc98 NH |
1492 | static struct object_list **process_blob(struct blob *blob, |
1493 | struct object_list **p, | |
1494 | struct name_path *path, | |
1495 | const char *name) | |
58e60dd2 | 1496 | { |
aa1dbc98 | 1497 | struct object *obj = &blob->object; |
58e60dd2 | 1498 | |
aa1dbc98 NH |
1499 | obj->flags |= LOCAL; |
1500 | ||
1501 | if (obj->flags & (UNINTERESTING | SEEN)) | |
1502 | return p; | |
1503 | ||
1504 | obj->flags |= SEEN; | |
1f1e895f | 1505 | return add_one_object(obj, p); |
aa1dbc98 NH |
1506 | } |
1507 | ||
1508 | static struct object_list **process_tree(struct tree *tree, | |
1509 | struct object_list **p, | |
1510 | struct name_path *path, | |
1511 | const char *name) | |
1512 | { | |
1513 | struct object *obj = &tree->object; | |
2d9c58c6 | 1514 | struct tree_desc desc; |
4c068a98 | 1515 | struct name_entry entry; |
aa1dbc98 NH |
1516 | struct name_path me; |
1517 | ||
1518 | obj->flags |= LOCAL; | |
1519 | ||
1520 | if (obj->flags & (UNINTERESTING | SEEN)) | |
1521 | return p; | |
1522 | if (parse_tree(tree) < 0) | |
1523 | die("bad tree object %s", sha1_to_hex(obj->sha1)); | |
1524 | ||
1525 | obj->flags |= SEEN; | |
9befac47 | 1526 | name = xstrdup(name); |
1f1e895f | 1527 | p = add_one_object(obj, p); |
aa1dbc98 NH |
1528 | me.up = path; |
1529 | me.elem = name; | |
1530 | me.elem_len = strlen(name); | |
2d9c58c6 | 1531 | |
6fda5e51 | 1532 | init_tree_desc(&desc, tree->buffer, tree->size); |
2d9c58c6 | 1533 | |
1bbeb4c6 JS |
1534 | while (tree_entry(&desc, &entry)) |
1535 | switch (object_type(entry.mode)) { | |
1536 | case OBJ_TREE: | |
4c068a98 | 1537 | p = process_tree(lookup_tree(entry.sha1), p, &me, name); |
1bbeb4c6 JS |
1538 | break; |
1539 | case OBJ_BLOB: | |
4c068a98 | 1540 | p = process_blob(lookup_blob(entry.sha1), p, &me, name); |
1bbeb4c6 JS |
1541 | break; |
1542 | default: | |
1543 | /* Subproject commit - not in this repository */ | |
1544 | break; | |
1545 | } | |
1546 | ||
2d9c58c6 LT |
1547 | free(tree->buffer); |
1548 | tree->buffer = NULL; | |
aa1dbc98 | 1549 | return p; |
58e60dd2 NH |
1550 | } |
1551 | ||
1a703cba | 1552 | static int get_delta(struct rev_info *revs, struct remote_lock *lock) |
58e60dd2 | 1553 | { |
1f1e895f | 1554 | int i; |
58e60dd2 | 1555 | struct commit *commit; |
1f1e895f | 1556 | struct object_list **p = &objects; |
1a703cba | 1557 | int count = 0; |
58e60dd2 | 1558 | |
aa1dbc98 NH |
1559 | while ((commit = get_revision(revs)) != NULL) { |
1560 | p = process_tree(commit->tree, p, NULL, ""); | |
1561 | commit->object.flags |= LOCAL; | |
1562 | if (!(commit->object.flags & UNINTERESTING)) | |
1a703cba | 1563 | count += add_send_request(&commit->object, lock); |
aa1dbc98 | 1564 | } |
58e60dd2 | 1565 | |
1f1e895f LT |
1566 | for (i = 0; i < revs->pending.nr; i++) { |
1567 | struct object_array_entry *entry = revs->pending.objects + i; | |
1568 | struct object *obj = entry->item; | |
1569 | const char *name = entry->name; | |
58e60dd2 | 1570 | |
aa1dbc98 NH |
1571 | if (obj->flags & (UNINTERESTING | SEEN)) |
1572 | continue; | |
1974632c | 1573 | if (obj->type == OBJ_TAG) { |
aa1dbc98 | 1574 | obj->flags |= SEEN; |
1f1e895f | 1575 | p = add_one_object(obj, p); |
aa1dbc98 | 1576 | continue; |
58e60dd2 | 1577 | } |
1974632c | 1578 | if (obj->type == OBJ_TREE) { |
aa1dbc98 NH |
1579 | p = process_tree((struct tree *)obj, p, NULL, name); |
1580 | continue; | |
58e60dd2 | 1581 | } |
1974632c | 1582 | if (obj->type == OBJ_BLOB) { |
aa1dbc98 NH |
1583 | p = process_blob((struct blob *)obj, p, NULL, name); |
1584 | continue; | |
58e60dd2 | 1585 | } |
aa1dbc98 NH |
1586 | die("unknown pending object %s (%s)", sha1_to_hex(obj->sha1), name); |
1587 | } | |
1588 | ||
1589 | while (objects) { | |
1590 | if (!(objects->item->flags & UNINTERESTING)) | |
1a703cba | 1591 | count += add_send_request(objects->item, lock); |
aa1dbc98 | 1592 | objects = objects->next; |
58e60dd2 | 1593 | } |
1a703cba NH |
1594 | |
1595 | return count; | |
58e60dd2 NH |
1596 | } |
1597 | ||
aa1dbc98 | 1598 | static int update_remote(unsigned char *sha1, struct remote_lock *lock) |
58e60dd2 NH |
1599 | { |
1600 | struct active_request_slot *slot; | |
baa7b67d | 1601 | struct slot_results results; |
028c2976 | 1602 | struct buffer out_buffer = { STRBUF_INIT, 0 }; |
b1c7d4aa | 1603 | struct curl_slist *dav_headers; |
58e60dd2 | 1604 | |
b1c7d4aa | 1605 | dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF); |
58e60dd2 | 1606 | |
028c2976 | 1607 | strbuf_addf(&out_buffer.buf, "%s\n", sha1_to_hex(sha1)); |
58e60dd2 NH |
1608 | |
1609 | slot = get_active_slot(); | |
baa7b67d | 1610 | slot->results = &results; |
58e60dd2 | 1611 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); |
028c2976 | 1612 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); |
58e60dd2 | 1613 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1614 | #ifndef NO_CURL_IOCTL |
1615 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1616 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); | |
1617 | #endif | |
58e60dd2 NH |
1618 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); |
1619 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); | |
1620 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1621 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1622 | curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); | |
75187c9d | 1623 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); |
58e60dd2 NH |
1624 | |
1625 | if (start_active_slot(slot)) { | |
1626 | run_active_slot(slot); | |
028c2976 | 1627 | strbuf_release(&out_buffer.buf); |
baa7b67d | 1628 | if (results.curl_result != CURLE_OK) { |
58e60dd2 NH |
1629 | fprintf(stderr, |
1630 | "PUT error: curl result=%d, HTTP code=%ld\n", | |
baa7b67d | 1631 | results.curl_result, results.http_code); |
58e60dd2 NH |
1632 | /* We should attempt recovery? */ |
1633 | return 0; | |
1634 | } | |
1635 | } else { | |
028c2976 | 1636 | strbuf_release(&out_buffer.buf); |
58e60dd2 NH |
1637 | fprintf(stderr, "Unable to start PUT request\n"); |
1638 | return 0; | |
1639 | } | |
1640 | ||
1641 | return 1; | |
1642 | } | |
1643 | ||
aa1dbc98 NH |
1644 | static struct ref *remote_refs, **remote_tail; |
1645 | ||
aa1dbc98 NH |
1646 | static void one_remote_ref(char *refname) |
1647 | { | |
1648 | struct ref *ref; | |
197e8951 | 1649 | struct object *obj; |
aa1dbc98 | 1650 | |
59c69c0c | 1651 | ref = alloc_ref(refname); |
c13b2633 | 1652 | |
7b5201a6 | 1653 | if (http_fetch_ref(repo->url, ref) != 0) { |
aa1dbc98 NH |
1654 | fprintf(stderr, |
1655 | "Unable to fetch ref %s from %s\n", | |
7b5201a6 | 1656 | refname, repo->url); |
c13b2633 | 1657 | free(ref); |
aa1dbc98 NH |
1658 | return; |
1659 | } | |
1660 | ||
197e8951 NH |
1661 | /* |
1662 | * Fetch a copy of the object if it doesn't exist locally - it | |
1663 | * may be required for updating server info later. | |
1664 | */ | |
7b5201a6 | 1665 | if (repo->can_update_info_refs && !has_sha1_file(ref->old_sha1)) { |
c13b2633 | 1666 | obj = lookup_unknown_object(ref->old_sha1); |
197e8951 NH |
1667 | if (obj) { |
1668 | fprintf(stderr, " fetch %s for %s\n", | |
c13b2633 | 1669 | sha1_to_hex(ref->old_sha1), refname); |
197e8951 NH |
1670 | add_fetch_request(obj); |
1671 | } | |
1672 | } | |
1673 | ||
aa1dbc98 NH |
1674 | *remote_tail = ref; |
1675 | remote_tail = &ref->next; | |
1676 | } | |
1677 | ||
aa1dbc98 NH |
1678 | static void get_dav_remote_heads(void) |
1679 | { | |
1680 | remote_tail = &remote_refs; | |
3030baa7 | 1681 | remote_ls("refs/", (PROCESS_FILES | PROCESS_DIRS | RECURSIVE), process_ls_ref, NULL); |
aa1dbc98 NH |
1682 | } |
1683 | ||
1684 | static int is_zero_sha1(const unsigned char *sha1) | |
1685 | { | |
1686 | int i; | |
1687 | ||
1688 | for (i = 0; i < 20; i++) { | |
1689 | if (*sha1++) | |
1690 | return 0; | |
1691 | } | |
1692 | return 1; | |
1693 | } | |
1694 | ||
197e8951 NH |
1695 | static void add_remote_info_ref(struct remote_ls_ctx *ls) |
1696 | { | |
028c2976 | 1697 | struct strbuf *buf = (struct strbuf *)ls->userData; |
197e8951 NH |
1698 | struct object *o; |
1699 | int len; | |
1700 | char *ref_info; | |
c13b2633 DB |
1701 | struct ref *ref; |
1702 | ||
59c69c0c | 1703 | ref = alloc_ref(ls->dentry_name); |
197e8951 | 1704 | |
7b5201a6 | 1705 | if (http_fetch_ref(repo->url, ref) != 0) { |
197e8951 NH |
1706 | fprintf(stderr, |
1707 | "Unable to fetch ref %s from %s\n", | |
7b5201a6 | 1708 | ls->dentry_name, repo->url); |
197e8951 | 1709 | aborted = 1; |
c13b2633 | 1710 | free(ref); |
197e8951 NH |
1711 | return; |
1712 | } | |
1713 | ||
c13b2633 | 1714 | o = parse_object(ref->old_sha1); |
197e8951 NH |
1715 | if (!o) { |
1716 | fprintf(stderr, | |
1717 | "Unable to parse object %s for remote ref %s\n", | |
c13b2633 | 1718 | sha1_to_hex(ref->old_sha1), ls->dentry_name); |
197e8951 | 1719 | aborted = 1; |
c13b2633 | 1720 | free(ref); |
197e8951 NH |
1721 | return; |
1722 | } | |
1723 | ||
1724 | len = strlen(ls->dentry_name) + 42; | |
1725 | ref_info = xcalloc(len + 1, 1); | |
1726 | sprintf(ref_info, "%s %s\n", | |
c13b2633 | 1727 | sha1_to_hex(ref->old_sha1), ls->dentry_name); |
197e8951 NH |
1728 | fwrite_buffer(ref_info, 1, len, buf); |
1729 | free(ref_info); | |
1730 | ||
1974632c | 1731 | if (o->type == OBJ_TAG) { |
197e8951 NH |
1732 | o = deref_tag(o, ls->dentry_name, 0); |
1733 | if (o) { | |
1734 | len = strlen(ls->dentry_name) + 45; | |
1735 | ref_info = xcalloc(len + 1, 1); | |
1736 | sprintf(ref_info, "%s %s^{}\n", | |
1737 | sha1_to_hex(o->sha1), ls->dentry_name); | |
1738 | fwrite_buffer(ref_info, 1, len, buf); | |
1739 | free(ref_info); | |
1740 | } | |
1741 | } | |
c13b2633 | 1742 | free(ref); |
197e8951 NH |
1743 | } |
1744 | ||
1745 | static void update_remote_info_refs(struct remote_lock *lock) | |
1746 | { | |
028c2976 | 1747 | struct buffer buffer = { STRBUF_INIT, 0 }; |
197e8951 NH |
1748 | struct active_request_slot *slot; |
1749 | struct slot_results results; | |
b1c7d4aa | 1750 | struct curl_slist *dav_headers; |
197e8951 | 1751 | |
197e8951 | 1752 | remote_ls("refs/", (PROCESS_FILES | RECURSIVE), |
028c2976 | 1753 | add_remote_info_ref, &buffer.buf); |
197e8951 | 1754 | if (!aborted) { |
b1c7d4aa | 1755 | dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF); |
197e8951 NH |
1756 | |
1757 | slot = get_active_slot(); | |
1758 | slot->results = &results; | |
1759 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, &buffer); | |
028c2976 | 1760 | curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, buffer.buf.len); |
197e8951 | 1761 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); |
3944ba0c MS |
1762 | #ifndef NO_CURL_IOCTL |
1763 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); | |
1764 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &buffer); | |
1765 | #endif | |
197e8951 NH |
1766 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); |
1767 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); | |
1768 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); | |
1769 | curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); | |
1770 | curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); | |
1771 | curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); | |
1772 | ||
197e8951 NH |
1773 | if (start_active_slot(slot)) { |
1774 | run_active_slot(slot); | |
1775 | if (results.curl_result != CURLE_OK) { | |
1776 | fprintf(stderr, | |
1777 | "PUT error: curl result=%d, HTTP code=%ld\n", | |
1778 | results.curl_result, results.http_code); | |
1779 | } | |
1780 | } | |
197e8951 | 1781 | } |
028c2976 | 1782 | strbuf_release(&buffer.buf); |
197e8951 NH |
1783 | } |
1784 | ||
1785 | static int remote_exists(const char *path) | |
1786 | { | |
7b5201a6 | 1787 | char *url = xmalloc(strlen(repo->url) + strlen(path) + 1); |
446b941a | 1788 | int ret; |
197e8951 | 1789 | |
7b5201a6 | 1790 | sprintf(url, "%s%s", repo->url, path); |
197e8951 | 1791 | |
446b941a MH |
1792 | switch (http_get_strbuf(url, NULL, 0)) { |
1793 | case HTTP_OK: | |
1794 | ret = 1; | |
1795 | break; | |
1796 | case HTTP_MISSING_TARGET: | |
1797 | ret = 0; | |
1798 | break; | |
1799 | case HTTP_ERROR: | |
1800 | http_error(url, HTTP_ERROR); | |
1801 | default: | |
1802 | ret = -1; | |
197e8951 | 1803 | } |
3a462bc9 MH |
1804 | free(url); |
1805 | return ret; | |
197e8951 NH |
1806 | } |
1807 | ||
554fe20d | 1808 | static void fetch_symref(const char *path, char **symref, unsigned char *sha1) |
3dfaf7bc NH |
1809 | { |
1810 | char *url; | |
028c2976 | 1811 | struct strbuf buffer = STRBUF_INIT; |
3dfaf7bc | 1812 | |
7b5201a6 AK |
1813 | url = xmalloc(strlen(repo->url) + strlen(path) + 1); |
1814 | sprintf(url, "%s%s", repo->url, path); | |
3dfaf7bc | 1815 | |
9af5abd9 MH |
1816 | if (http_get_strbuf(url, &buffer, 0) != HTTP_OK) |
1817 | die("Couldn't get %s for remote symref\n%s", url, | |
1818 | curl_errorstr); | |
3dfaf7bc NH |
1819 | free(url); |
1820 | ||
8e0f7003 | 1821 | free(*symref); |
3dfaf7bc | 1822 | *symref = NULL; |
a8e0d16d | 1823 | hashclr(sha1); |
3dfaf7bc | 1824 | |
028c2976 | 1825 | if (buffer.len == 0) |
3dfaf7bc NH |
1826 | return; |
1827 | ||
1828 | /* If it's a symref, set the refname; otherwise try for a sha1 */ | |
028c2976 MH |
1829 | if (!prefixcmp((char *)buffer.buf, "ref: ")) { |
1830 | *symref = xmemdupz((char *)buffer.buf + 5, buffer.len - 6); | |
3dfaf7bc | 1831 | } else { |
028c2976 | 1832 | get_sha1_hex(buffer.buf, sha1); |
3dfaf7bc NH |
1833 | } |
1834 | ||
028c2976 | 1835 | strbuf_release(&buffer); |
3dfaf7bc NH |
1836 | } |
1837 | ||
1838 | static int verify_merge_base(unsigned char *head_sha1, unsigned char *branch_sha1) | |
1839 | { | |
61ffbcb9 JS |
1840 | struct commit *head = lookup_commit(head_sha1); |
1841 | struct commit *branch = lookup_commit(branch_sha1); | |
1842 | struct commit_list *merge_bases = get_merge_bases(head, branch, 1); | |
3dfaf7bc | 1843 | |
0bc87ffb | 1844 | return (merge_bases && !merge_bases->next && merge_bases->item == branch); |
3dfaf7bc NH |
1845 | } |
1846 | ||
1847 | static int delete_remote_branch(char *pattern, int force) | |
1848 | { | |
1849 | struct ref *refs = remote_refs; | |
1850 | struct ref *remote_ref = NULL; | |
1851 | unsigned char head_sha1[20]; | |
1852 | char *symref = NULL; | |
1853 | int match; | |
1854 | int patlen = strlen(pattern); | |
1855 | int i; | |
1856 | struct active_request_slot *slot; | |
1857 | struct slot_results results; | |
1858 | char *url; | |
1859 | ||
1860 | /* Find the remote branch(es) matching the specified branch name */ | |
1861 | for (match = 0; refs; refs = refs->next) { | |
1862 | char *name = refs->name; | |
1863 | int namelen = strlen(name); | |
1864 | if (namelen < patlen || | |
1865 | memcmp(name + namelen - patlen, pattern, patlen)) | |
1866 | continue; | |
1867 | if (namelen != patlen && name[namelen - patlen - 1] != '/') | |
1868 | continue; | |
1869 | match++; | |
1870 | remote_ref = refs; | |
1871 | } | |
1872 | if (match == 0) | |
1873 | return error("No remote branch matches %s", pattern); | |
1874 | if (match != 1) | |
1875 | return error("More than one remote branch matches %s", | |
1876 | pattern); | |
1877 | ||
1878 | /* | |
1879 | * Remote HEAD must be a symref (not exactly foolproof; a remote | |
1880 | * symlink to a symref will look like a symref) | |
1881 | */ | |
1882 | fetch_symref("HEAD", &symref, head_sha1); | |
1883 | if (!symref) | |
1884 | return error("Remote HEAD is not a symref"); | |
1885 | ||
1886 | /* Remote branch must not be the remote HEAD */ | |
1887 | for (i=0; symref && i<MAXDEPTH; i++) { | |
1888 | if (!strcmp(remote_ref->name, symref)) | |
1889 | return error("Remote branch %s is the current HEAD", | |
1890 | remote_ref->name); | |
1891 | fetch_symref(symref, &symref, head_sha1); | |
1892 | } | |
1893 | ||
1894 | /* Run extra sanity checks if delete is not forced */ | |
1895 | if (!force) { | |
1896 | /* Remote HEAD must resolve to a known object */ | |
1897 | if (symref) | |
1898 | return error("Remote HEAD symrefs too deep"); | |
1899 | if (is_zero_sha1(head_sha1)) | |
1900 | return error("Unable to resolve remote HEAD"); | |
1901 | if (!has_sha1_file(head_sha1)) | |
1902 | return error("Remote HEAD resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", sha1_to_hex(head_sha1)); | |
1903 | ||
1904 | /* Remote branch must resolve to a known object */ | |
1905 | if (is_zero_sha1(remote_ref->old_sha1)) | |
1906 | return error("Unable to resolve remote branch %s", | |
1907 | remote_ref->name); | |
1908 | if (!has_sha1_file(remote_ref->old_sha1)) | |
1909 | 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)); | |
1910 | ||
1911 | /* Remote branch must be an ancestor of remote HEAD */ | |
1912 | if (!verify_merge_base(head_sha1, remote_ref->old_sha1)) { | |
00ae8289 BF |
1913 | return error("The branch '%s' is not an ancestor " |
1914 | "of your current HEAD.\n" | |
1915 | "If you are sure you want to delete it," | |
1916 | " run:\n\t'git http-push -D %s %s'", | |
7b5201a6 | 1917 | remote_ref->name, repo->url, pattern); |
3dfaf7bc NH |
1918 | } |
1919 | } | |
1920 | ||
1921 | /* Send delete request */ | |
1922 | fprintf(stderr, "Removing remote branch '%s'\n", remote_ref->name); | |
6eaf4060 CB |
1923 | if (dry_run) |
1924 | return 0; | |
7b5201a6 AK |
1925 | url = xmalloc(strlen(repo->url) + strlen(remote_ref->name) + 1); |
1926 | sprintf(url, "%s%s", repo->url, remote_ref->name); | |
3dfaf7bc NH |
1927 | slot = get_active_slot(); |
1928 | slot->results = &results; | |
1929 | curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); | |
1930 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); | |
1931 | curl_easy_setopt(slot->curl, CURLOPT_URL, url); | |
1932 | curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_DELETE); | |
1933 | if (start_active_slot(slot)) { | |
1934 | run_active_slot(slot); | |
1935 | free(url); | |
1936 | if (results.curl_result != CURLE_OK) | |
1937 | return error("DELETE request failed (%d/%ld)\n", | |
1938 | results.curl_result, results.http_code); | |
1939 | } else { | |
1940 | free(url); | |
1941 | return error("Unable to start DELETE request"); | |
1942 | } | |
1943 | ||
1944 | return 0; | |
1945 | } | |
1946 | ||
4f66250d TRC |
1947 | void run_request_queue(void) |
1948 | { | |
1949 | #ifdef USE_CURL_MULTI | |
1950 | is_running_queue = 1; | |
1951 | fill_active_slots(); | |
1952 | add_fill_function(NULL, fill_active_slot); | |
1953 | #endif | |
1954 | do { | |
1955 | finish_all_active_slots(); | |
1956 | #ifdef USE_CURL_MULTI | |
1957 | fill_active_slots(); | |
1958 | #endif | |
1959 | } while (request_queue_head && !aborted); | |
1960 | ||
1961 | #ifdef USE_CURL_MULTI | |
1962 | is_running_queue = 0; | |
1963 | #endif | |
1964 | } | |
1965 | ||
58e60dd2 NH |
1966 | int main(int argc, char **argv) |
1967 | { | |
58e60dd2 NH |
1968 | struct transfer_request *request; |
1969 | struct transfer_request *next_request; | |
1970 | int nr_refspec = 0; | |
1971 | char **refspec = NULL; | |
512d632c | 1972 | struct remote_lock *ref_lock = NULL; |
197e8951 | 1973 | struct remote_lock *info_ref_lock = NULL; |
aa1dbc98 | 1974 | struct rev_info revs; |
3dfaf7bc NH |
1975 | int delete_branch = 0; |
1976 | int force_delete = 0; | |
1a703cba | 1977 | int objects_to_send; |
58e60dd2 NH |
1978 | int rc = 0; |
1979 | int i; | |
8c9e7947 | 1980 | int new_refs; |
454e2025 | 1981 | struct ref *ref, *local_refs; |
44d808c2 | 1982 | struct remote *remote; |
3057ded0 | 1983 | char *rewritten_url = NULL; |
58e60dd2 | 1984 | |
2fb3f6db SP |
1985 | git_extract_argv0_path(argv[0]); |
1986 | ||
5a327713 | 1987 | setup_git_directory(); |
58e60dd2 | 1988 | |
7b5201a6 | 1989 | repo = xcalloc(sizeof(*repo), 1); |
58e60dd2 NH |
1990 | |
1991 | argv++; | |
1992 | for (i = 1; i < argc; i++, argv++) { | |
1993 | char *arg = *argv; | |
1994 | ||
1995 | if (*arg == '-') { | |
aa1dbc98 | 1996 | if (!strcmp(arg, "--all")) { |
28b9d6e5 | 1997 | push_all = MATCH_REFS_ALL; |
58e60dd2 NH |
1998 | continue; |
1999 | } | |
2000 | if (!strcmp(arg, "--force")) { | |
2001 | force_all = 1; | |
2002 | continue; | |
2003 | } | |
fe5d1d3e SP |
2004 | if (!strcmp(arg, "--dry-run")) { |
2005 | dry_run = 1; | |
2006 | continue; | |
2007 | } | |
58e60dd2 NH |
2008 | if (!strcmp(arg, "--verbose")) { |
2009 | push_verbosely = 1; | |
e9176745 | 2010 | http_is_verbose = 1; |
58e60dd2 NH |
2011 | continue; |
2012 | } | |
3dfaf7bc NH |
2013 | if (!strcmp(arg, "-d")) { |
2014 | delete_branch = 1; | |
2015 | continue; | |
2016 | } | |
2017 | if (!strcmp(arg, "-D")) { | |
2018 | delete_branch = 1; | |
2019 | force_delete = 1; | |
2020 | continue; | |
2021 | } | |
58e60dd2 | 2022 | } |
7b5201a6 | 2023 | if (!repo->url) { |
aa1dbc98 | 2024 | char *path = strstr(arg, "//"); |
7b5201a6 AK |
2025 | repo->url = arg; |
2026 | repo->path_len = strlen(arg); | |
aa1dbc98 | 2027 | if (path) { |
7b5201a6 AK |
2028 | repo->path = strchr(path+2, '/'); |
2029 | if (repo->path) | |
2030 | repo->path_len = strlen(repo->path); | |
aa1dbc98 | 2031 | } |
58e60dd2 NH |
2032 | continue; |
2033 | } | |
2034 | refspec = argv; | |
2035 | nr_refspec = argc - i; | |
2036 | break; | |
2037 | } | |
2038 | ||
f854824b GB |
2039 | #ifndef USE_CURL_MULTI |
2040 | die("git-push is not available for http/https repository when not compiled with USE_CURL_MULTI"); | |
2041 | #endif | |
2042 | ||
7b5201a6 | 2043 | if (!repo->url) |
3e9fabc8 NH |
2044 | usage(http_push_usage); |
2045 | ||
3dfaf7bc NH |
2046 | if (delete_branch && nr_refspec != 1) |
2047 | die("You must specify only one branch name when deleting a remote branch"); | |
2048 | ||
aa1dbc98 | 2049 | memset(remote_dir_exists, -1, 256); |
0dd276b8 | 2050 | |
44d808c2 AK |
2051 | /* |
2052 | * Create a minimum remote by hand to give to http_init(), | |
2053 | * primarily to allow it to look at the URL. | |
2054 | */ | |
2055 | remote = xcalloc(sizeof(*remote), 1); | |
2056 | ALLOC_GROW(remote->url, remote->url_nr + 1, remote->url_alloc); | |
2057 | remote->url[remote->url_nr++] = repo->url; | |
2058 | http_init(remote); | |
58e60dd2 | 2059 | |
7b5201a6 AK |
2060 | if (repo->url && repo->url[strlen(repo->url)-1] != '/') { |
2061 | rewritten_url = xmalloc(strlen(repo->url)+2); | |
2062 | strcpy(rewritten_url, repo->url); | |
3057ded0 | 2063 | strcat(rewritten_url, "/"); |
7b5201a6 AK |
2064 | repo->path = rewritten_url + (repo->path - repo->url); |
2065 | repo->path_len++; | |
2066 | repo->url = rewritten_url; | |
3057ded0 GB |
2067 | } |
2068 | ||
68862a31 | 2069 | #ifdef USE_CURL_MULTI |
4f66250d | 2070 | is_running_queue = 0; |
68862a31 | 2071 | #endif |
4f66250d | 2072 | |
58e60dd2 | 2073 | /* Verify DAV compliance/lock support */ |
acf59575 | 2074 | if (!locking_available()) { |
58e60dd2 NH |
2075 | rc = 1; |
2076 | goto cleanup; | |
2077 | } | |
2078 | ||
57b235a4 | 2079 | sigchain_push_common(remove_locks_on_signal); |
6a491a17 | 2080 | |
197e8951 | 2081 | /* Check whether the remote has server info files */ |
7b5201a6 AK |
2082 | repo->can_update_info_refs = 0; |
2083 | repo->has_info_refs = remote_exists("info/refs"); | |
2084 | repo->has_info_packs = remote_exists("objects/info/packs"); | |
2085 | if (repo->has_info_refs) { | |
197e8951 NH |
2086 | info_ref_lock = lock_remote("info/refs", LOCK_TIME); |
2087 | if (info_ref_lock) | |
7b5201a6 | 2088 | repo->can_update_info_refs = 1; |
9bdbabad | 2089 | else { |
d5c87cb4 | 2090 | error("cannot lock existing info/refs"); |
9bdbabad GB |
2091 | rc = 1; |
2092 | goto cleanup; | |
2093 | } | |
197e8951 | 2094 | } |
7b5201a6 | 2095 | if (repo->has_info_packs) |
197e8951 NH |
2096 | fetch_indices(); |
2097 | ||
aa1dbc98 | 2098 | /* Get a list of all local and remote heads to validate refspecs */ |
454e2025 | 2099 | local_refs = get_local_heads(); |
aa1dbc98 NH |
2100 | fprintf(stderr, "Fetching remote heads...\n"); |
2101 | get_dav_remote_heads(); | |
4f66250d | 2102 | run_request_queue(); |
aa1dbc98 | 2103 | |
3dfaf7bc NH |
2104 | /* Remove a remote branch if -d or -D was specified */ |
2105 | if (delete_branch) { | |
2106 | if (delete_remote_branch(refspec[0], force_delete) == -1) | |
2107 | fprintf(stderr, "Unable to delete remote branch %s\n", | |
2108 | refspec[0]); | |
2109 | goto cleanup; | |
2110 | } | |
2111 | ||
aa1dbc98 NH |
2112 | /* match them up */ |
2113 | if (!remote_tail) | |
2114 | remote_tail = &remote_refs; | |
2115 | if (match_refs(local_refs, remote_refs, &remote_tail, | |
9116de59 GB |
2116 | nr_refspec, (const char **) refspec, push_all)) { |
2117 | rc = -1; | |
2118 | goto cleanup; | |
2119 | } | |
aa1dbc98 NH |
2120 | if (!remote_refs) { |
2121 | fprintf(stderr, "No refs in common and none specified; doing nothing.\n"); | |
9116de59 GB |
2122 | rc = 0; |
2123 | goto cleanup; | |
aa1dbc98 NH |
2124 | } |
2125 | ||
8c9e7947 | 2126 | new_refs = 0; |
aa1dbc98 NH |
2127 | for (ref = remote_refs; ref; ref = ref->next) { |
2128 | char old_hex[60], *new_hex; | |
8c9e7947 JH |
2129 | const char *commit_argv[4]; |
2130 | int commit_argc; | |
2131 | char *new_sha1_hex, *old_sha1_hex; | |
2132 | ||
aa1dbc98 NH |
2133 | if (!ref->peer_ref) |
2134 | continue; | |
6eaf4060 CB |
2135 | |
2136 | if (is_zero_sha1(ref->peer_ref->new_sha1)) { | |
2137 | if (delete_remote_branch(ref->name, 1) == -1) { | |
2138 | error("Could not remove %s", ref->name); | |
2139 | rc = -4; | |
2140 | } | |
2141 | new_refs++; | |
2142 | continue; | |
2143 | } | |
2144 | ||
a89fccd2 | 2145 | if (!hashcmp(ref->old_sha1, ref->peer_ref->new_sha1)) { |
aa1dbc98 NH |
2146 | if (push_verbosely || 1) |
2147 | fprintf(stderr, "'%s': up-to-date\n", ref->name); | |
2148 | continue; | |
2149 | } | |
2150 | ||
2151 | if (!force_all && | |
2152 | !is_zero_sha1(ref->old_sha1) && | |
2153 | !ref->force) { | |
2154 | if (!has_sha1_file(ref->old_sha1) || | |
2155 | !ref_newer(ref->peer_ref->new_sha1, | |
2156 | ref->old_sha1)) { | |
00ae8289 BF |
2157 | /* |
2158 | * We do not have the remote ref, or | |
aa1dbc98 NH |
2159 | * we know that the remote ref is not |
2160 | * an ancestor of what we are trying to | |
2161 | * push. Either way this can be losing | |
2162 | * commits at the remote end and likely | |
2163 | * we were not up to date to begin with. | |
2164 | */ | |
00ae8289 BF |
2165 | error("remote '%s' is not an ancestor of\n" |
2166 | "local '%s'.\n" | |
2167 | "Maybe you are not up-to-date and " | |
aa1dbc98 NH |
2168 | "need to pull first?", |
2169 | ref->name, | |
2170 | ref->peer_ref->name); | |
1a703cba | 2171 | rc = -2; |
aa1dbc98 NH |
2172 | continue; |
2173 | } | |
58e60dd2 | 2174 | } |
e702496e | 2175 | hashcpy(ref->new_sha1, ref->peer_ref->new_sha1); |
aa1dbc98 NH |
2176 | new_refs++; |
2177 | strcpy(old_hex, sha1_to_hex(ref->old_sha1)); | |
2178 | new_hex = sha1_to_hex(ref->new_sha1); | |
2179 | ||
2180 | fprintf(stderr, "updating '%s'", ref->name); | |
2181 | if (strcmp(ref->name, ref->peer_ref->name)) | |
2182 | fprintf(stderr, " using '%s'", ref->peer_ref->name); | |
2183 | fprintf(stderr, "\n from %s\n to %s\n", old_hex, new_hex); | |
fe5d1d3e SP |
2184 | if (dry_run) |
2185 | continue; | |
58e60dd2 NH |
2186 | |
2187 | /* Lock remote branch ref */ | |
aa1dbc98 NH |
2188 | ref_lock = lock_remote(ref->name, LOCK_TIME); |
2189 | if (ref_lock == NULL) { | |
58e60dd2 | 2190 | fprintf(stderr, "Unable to lock remote branch %s\n", |
aa1dbc98 | 2191 | ref->name); |
58e60dd2 NH |
2192 | rc = 1; |
2193 | continue; | |
2194 | } | |
2195 | ||
aa1dbc98 | 2196 | /* Set up revision info for this refspec */ |
8c9e7947 | 2197 | commit_argc = 3; |
9befac47 | 2198 | new_sha1_hex = xstrdup(sha1_to_hex(ref->new_sha1)); |
8c9e7947 | 2199 | old_sha1_hex = NULL; |
5241bfe6 NH |
2200 | commit_argv[1] = "--objects"; |
2201 | commit_argv[2] = new_sha1_hex; | |
aa1dbc98 NH |
2202 | if (!push_all && !is_zero_sha1(ref->old_sha1)) { |
2203 | old_sha1_hex = xmalloc(42); | |
2204 | sprintf(old_sha1_hex, "^%s", | |
2205 | sha1_to_hex(ref->old_sha1)); | |
5241bfe6 | 2206 | commit_argv[3] = old_sha1_hex; |
aa1dbc98 | 2207 | commit_argc++; |
58e60dd2 | 2208 | } |
db6296a5 | 2209 | init_revisions(&revs, setup_git_directory()); |
aa1dbc98 | 2210 | setup_revisions(commit_argc, commit_argv, &revs, NULL); |
d633c882 | 2211 | revs.edge_hint = 0; /* just in case */ |
aa1dbc98 NH |
2212 | free(new_sha1_hex); |
2213 | if (old_sha1_hex) { | |
2214 | free(old_sha1_hex); | |
2215 | commit_argv[1] = NULL; | |
58e60dd2 NH |
2216 | } |
2217 | ||
aa1dbc98 | 2218 | /* Generate a list of objects that need to be pushed */ |
58e60dd2 | 2219 | pushing = 0; |
3d51e1b5 MK |
2220 | if (prepare_revision_walk(&revs)) |
2221 | die("revision walk setup failed"); | |
d633c882 | 2222 | mark_edges_uninteresting(revs.commits, &revs, NULL); |
1a703cba | 2223 | objects_to_send = get_delta(&revs, ref_lock); |
29508e1e | 2224 | finish_all_active_slots(); |
58e60dd2 NH |
2225 | |
2226 | /* Push missing objects to remote, this would be a | |
2227 | convenient time to pack them first if appropriate. */ | |
2228 | pushing = 1; | |
1a703cba NH |
2229 | if (objects_to_send) |
2230 | fprintf(stderr, " sending %d objects\n", | |
2231 | objects_to_send); | |
4f66250d TRC |
2232 | |
2233 | run_request_queue(); | |
58e60dd2 NH |
2234 | |
2235 | /* Update the remote branch if all went well */ | |
7fea9c55 | 2236 | if (aborted || !update_remote(ref->new_sha1, ref_lock)) |
aa1dbc98 | 2237 | rc = 1; |
58e60dd2 | 2238 | |
aa1dbc98 NH |
2239 | if (!rc) |
2240 | fprintf(stderr, " done\n"); | |
2241 | unlock_remote(ref_lock); | |
512d632c | 2242 | check_locks(); |
58e60dd2 NH |
2243 | } |
2244 | ||
197e8951 | 2245 | /* Update remote server info if appropriate */ |
7b5201a6 AK |
2246 | if (repo->has_info_refs && new_refs) { |
2247 | if (info_ref_lock && repo->can_update_info_refs) { | |
197e8951 | 2248 | fprintf(stderr, "Updating remote server info\n"); |
fe5d1d3e SP |
2249 | if (!dry_run) |
2250 | update_remote_info_refs(info_ref_lock); | |
197e8951 NH |
2251 | } else { |
2252 | fprintf(stderr, "Unable to update server info\n"); | |
2253 | } | |
2254 | } | |
197e8951 | 2255 | |
58e60dd2 | 2256 | cleanup: |
8e0f7003 | 2257 | free(rewritten_url); |
9116de59 GB |
2258 | if (info_ref_lock) |
2259 | unlock_remote(info_ref_lock); | |
7b5201a6 | 2260 | free(repo); |
58e60dd2 | 2261 | |
29508e1e | 2262 | http_cleanup(); |
58e60dd2 NH |
2263 | |
2264 | request = request_queue_head; | |
2265 | while (request != NULL) { | |
2266 | next_request = request->next; | |
2267 | release_request(request); | |
58e60dd2 NH |
2268 | request = next_request; |
2269 | } | |
2270 | ||
58e60dd2 NH |
2271 | return rc; |
2272 | } |