blob: de00d1693af902713ab5562e9d87fe621b02f955 [file] [log] [blame]
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001#include "cache.h"
2#include "commit.h"
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08003#include "tag.h"
4#include "blob.h"
Nick Hengeveld29508e12005-11-18 11:02:58 -08005#include "http.h"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08006#include "refs.h"
Junio C Hamanoc4e05b12006-04-10 18:14:54 -07007#include "diff.h"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08008#include "revision.h"
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08009#include "exec_cmd.h"
Daniel Barkalow6b628162007-05-12 11:45:59 -040010#include "remote.h"
Junio C Hamanod633c882008-06-07 11:39:20 -070011#include "list-objects.h"
Jeff King4a16d072009-01-22 01:02:35 -050012#include "sigchain.h"
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080013
Matt Kraai081fd8d2013-02-11 14:03:45 -080014#ifdef EXPAT_NEEDS_XMLPARSE_H
15#include <xmlparse.h>
16#else
Paul Collinsbee8e792005-11-06 21:07:45 +000017#include <expat.h>
Matt Kraai081fd8d2013-02-11 14:03:45 -080018#endif
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080019
20static const char http_push_usage[] =
Stephan Beyer1b1dd232008-07-13 15:36:15 +020021"git http-push [--all] [--dry-run] [--force] [--verbose] <remote> [<head>...]\n";
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080022
Johannes Schindelin92e2eb92005-11-07 19:23:11 +010023#ifndef XML_STATUS_OK
24enum XML_Status {
25 XML_STATUS_OK = 1,
26 XML_STATUS_ERROR = 0
27};
28#define XML_STATUS_OK 1
29#define XML_STATUS_ERROR 0
30#endif
31
Nick Hengeveld197e8952006-03-10 20:18:18 -080032#define PREV_BUF_SIZE 4096
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080033
Nick Hengeveldacf59572005-11-18 11:03:18 -080034/* DAV methods */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080035#define DAV_LOCK "LOCK"
36#define DAV_MKCOL "MKCOL"
37#define DAV_MOVE "MOVE"
38#define DAV_PROPFIND "PROPFIND"
39#define DAV_PUT "PUT"
40#define DAV_UNLOCK "UNLOCK"
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -080041#define DAV_DELETE "DELETE"
Nick Hengeveldacf59572005-11-18 11:03:18 -080042
43/* DAV lock flags */
44#define DAV_PROP_LOCKWR (1u << 0)
45#define DAV_PROP_LOCKEX (1u << 1)
46#define DAV_LOCK_OK (1u << 2)
47
48/* DAV XML properties */
49#define DAV_CTX_LOCKENTRY ".multistatus.response.propstat.prop.supportedlock.lockentry"
50#define DAV_CTX_LOCKTYPE_WRITE ".multistatus.response.propstat.prop.supportedlock.lockentry.locktype.write"
51#define DAV_CTX_LOCKTYPE_EXCLUSIVE ".multistatus.response.propstat.prop.supportedlock.lockentry.lockscope.exclusive"
52#define DAV_ACTIVELOCK_OWNER ".prop.lockdiscovery.activelock.owner.href"
53#define DAV_ACTIVELOCK_TIMEOUT ".prop.lockdiscovery.activelock.timeout"
54#define DAV_ACTIVELOCK_TOKEN ".prop.lockdiscovery.activelock.locktoken.href"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -080055#define DAV_PROPFIND_RESP ".multistatus.response"
56#define DAV_PROPFIND_NAME ".multistatus.response.href"
57#define DAV_PROPFIND_COLLECTION ".multistatus.response.propstat.prop.resourcetype.collection"
Nick Hengeveldacf59572005-11-18 11:03:18 -080058
59/* DAV request body templates */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -080060#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>"
61#define PROPFIND_ALL_REQUEST "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n<D:propfind xmlns:D=\"DAV:\">\n<D:allprop/>\n</D:propfind>"
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080062#define LOCK_REQUEST "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n<D:lockinfo xmlns:D=\"DAV:\">\n<D:lockscope><D:exclusive/></D:lockscope>\n<D:locktype><D:write/></D:locktype>\n<D:owner>\n<D:href>mailto:%s</D:href>\n</D:owner>\n</D:lockinfo>"
63
Nick Hengeveld75187c92005-11-04 14:22:35 -080064#define LOCK_TIME 600
65#define LOCK_REFRESH 30
66
Nguyễn Thái Ngọc Duy208acbf2014-03-25 20:23:26 +070067/* Remember to update object flag allocation in object.h */
Junio C Hamano1b65a5a2006-04-16 18:12:49 -070068#define LOCAL (1u<<16)
69#define REMOTE (1u<<17)
70#define FETCHING (1u<<18)
71#define PUSHING (1u<<19)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -080072
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -080073/* We allow "recursive" symbolic refs. Only within reason, though */
74#define MAXDEPTH 5
75
David Rientjes96f1e582006-08-15 10:23:48 -070076static int pushing;
77static int aborted;
Nick Hengevelda3c57c92006-03-20 11:50:51 -080078static signed char remote_dir_exists[256];
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080079
David Rientjes96f1e582006-08-15 10:23:48 -070080static int push_verbosely;
Andy Whitcroft28b9d6e2007-11-09 23:32:10 +000081static int push_all = MATCH_REFS_NONE;
David Rientjes96f1e582006-08-15 10:23:48 -070082static int force_all;
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -040083static int dry_run;
Shawn O. Pearceae4efe12009-10-30 17:47:30 -070084static int helper_status;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080085
David Rientjes96f1e582006-08-15 10:23:48 -070086static struct object_list *objects;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -080087
Jonathan Nieder9cba13c2011-03-16 02:08:34 -050088struct repo {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080089 char *url;
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +030090 char *path;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -080091 int path_len;
Nick Hengeveld197e8952006-03-10 20:18:18 -080092 int has_info_refs;
93 int can_update_info_refs;
94 int has_info_packs;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080095 struct packed_git *packs;
Nick Hengeveld512d6322006-03-10 20:18:12 -080096 struct remote_lock *locks;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -080097};
98
Amos King7b5201a2009-03-18 18:43:53 -050099static struct repo *repo;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800100
101enum transfer_state {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800102 NEED_FETCH,
103 RUN_FETCH_LOOSE,
104 RUN_FETCH_PACKED,
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800105 NEED_PUSH,
106 RUN_MKCOL,
107 RUN_PUT,
108 RUN_MOVE,
109 ABORTED,
Gary V. Vaughan4b055482010-05-14 09:31:35 +0000110 COMPLETE
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800111};
112
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500113struct transfer_request {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800114 struct object *obj;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800115 char *url;
116 char *dest;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800117 struct remote_lock *lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800118 struct curl_slist *headers;
119 struct buffer buffer;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800120 enum transfer_state state;
121 CURLcode curl_result;
122 char errorstr[CURL_ERROR_SIZE];
123 long http_code;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800124 void *userData;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800125 struct active_request_slot *slot;
126 struct transfer_request *next;
127};
128
David Rientjes96f1e582006-08-15 10:23:48 -0700129static struct transfer_request *request_queue_head;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800130
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500131struct xml_ctx {
Nick Hengeveldacf59572005-11-18 11:03:18 -0800132 char *name;
133 int len;
134 char *cdata;
135 void (*userFunc)(struct xml_ctx *ctx, int tag_closed);
136 void *userData;
137};
138
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500139struct remote_lock {
Nick Hengeveld75187c92005-11-04 14:22:35 -0800140 char *url;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800141 char *owner;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800142 char *token;
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800143 char tmpfile_suffix[41];
Nick Hengeveld26349b22005-11-04 14:22:31 -0800144 time_t start_time;
145 long timeout;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800146 int refreshing;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800147 struct remote_lock *next;
148};
149
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800150/* Flags that control remote_ls processing */
151#define PROCESS_FILES (1u << 0)
152#define PROCESS_DIRS (1u << 1)
153#define RECURSIVE (1u << 2)
154
155/* Flags that remote_ls passes to callback functions */
156#define IS_DIR (1u << 0)
157
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500158struct remote_ls_ctx {
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800159 char *path;
160 void (*userFunc)(struct remote_ls_ctx *ls);
161 void *userData;
162 int flags;
163 char *dentry_name;
164 int dentry_flags;
165 struct remote_ls_ctx *parent;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800166};
167
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800168/* get_dav_token_headers options */
169enum dav_header_flag {
170 DAV_HEADER_IF = (1u << 0),
171 DAV_HEADER_LOCK = (1u << 1),
172 DAV_HEADER_TIMEOUT = (1u << 2)
173};
174
Dan McGee2aab1672011-05-03 23:47:28 +0800175static char *xml_entities(const char *s)
Mike Hommey519d05b2009-04-10 00:25:37 +0200176{
177 struct strbuf buf = STRBUF_INIT;
Michael Haggerty37141f22012-11-25 12:08:35 +0100178 strbuf_addstr_xml_quoted(&buf, s);
Mike Hommey519d05b2009-04-10 00:25:37 +0200179 return strbuf_detach(&buf, NULL);
180}
181
Dan McGeeebaaf312011-05-03 23:47:29 +0800182static void curl_setup_http_get(CURL *curl, const char *url,
183 const char *custom_req)
184{
185 curl_easy_setopt(curl, CURLOPT_HTTPGET, 1);
186 curl_easy_setopt(curl, CURLOPT_URL, url);
187 curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, custom_req);
188 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, fwrite_null);
189}
190
191static void curl_setup_http(CURL *curl, const char *url,
192 const char *custom_req, struct buffer *buffer,
193 curl_write_callback write_fn)
194{
195 curl_easy_setopt(curl, CURLOPT_PUT, 1);
196 curl_easy_setopt(curl, CURLOPT_URL, url);
197 curl_easy_setopt(curl, CURLOPT_INFILE, buffer);
198 curl_easy_setopt(curl, CURLOPT_INFILESIZE, buffer->buf.len);
199 curl_easy_setopt(curl, CURLOPT_READFUNCTION, fread_buffer);
200#ifndef NO_CURL_IOCTL
201 curl_easy_setopt(curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer);
202 curl_easy_setopt(curl, CURLOPT_IOCTLDATA, &buffer);
203#endif
204 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_fn);
205 curl_easy_setopt(curl, CURLOPT_NOBODY, 0);
206 curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, custom_req);
207 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1);
208}
209
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800210static struct curl_slist *get_dav_token_headers(struct remote_lock *lock, enum dav_header_flag options)
211{
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800212 struct strbuf buf = STRBUF_INIT;
213 struct curl_slist *dav_headers = NULL;
214
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800215 if (options & DAV_HEADER_IF) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800216 strbuf_addf(&buf, "If: (<%s>)", lock->token);
217 dav_headers = curl_slist_append(dav_headers, buf.buf);
218 strbuf_reset(&buf);
219 }
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800220 if (options & DAV_HEADER_LOCK) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800221 strbuf_addf(&buf, "Lock-Token: <%s>", lock->token);
222 dav_headers = curl_slist_append(dav_headers, buf.buf);
223 strbuf_reset(&buf);
224 }
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800225 if (options & DAV_HEADER_TIMEOUT) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800226 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
Nick Hengeveld29508e12005-11-18 11:02:58 -0800235static void finish_request(struct transfer_request *request);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800236static void release_request(struct transfer_request *request);
Nick Hengeveld29508e12005-11-18 11:02:58 -0800237
238static void process_response(void *callback_data)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800239{
Nick Hengeveld29508e12005-11-18 11:02:58 -0800240 struct transfer_request *request =
241 (struct transfer_request *)callback_data;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800242
Nick Hengeveld29508e12005-11-18 11:02:58 -0800243 finish_request(request);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800244}
245
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700246#ifdef USE_CURL_MULTI
Junio C Hamanodcdb3332009-02-02 22:24:40 -0800247
Nick Hengeveld197e8952006-03-10 20:18:18 -0800248static void start_fetch_loose(struct transfer_request *request)
249{
Nick Hengeveld197e8952006-03-10 20:18:18 -0800250 struct active_request_slot *slot;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800251 struct http_object_request *obj_req;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800252
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800253 obj_req = new_http_object_request(repo->url, request->obj->sha1);
254 if (obj_req == NULL) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800255 request->state = ABORTED;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800256 return;
257 }
258
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800259 slot = obj_req->slot;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800260 slot->callback_func = process_response;
261 slot->callback_data = request;
262 request->slot = slot;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800263 request->userData = obj_req;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800264
265 /* Try to get the request started, abort the request on error */
266 request->state = RUN_FETCH_LOOSE;
267 if (!start_active_slot(slot)) {
268 fprintf(stderr, "Unable to start GET request\n");
Amos King7b5201a2009-03-18 18:43:53 -0500269 repo->can_update_info_refs = 0;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800270 release_http_object_request(obj_req);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800271 release_request(request);
272 }
273}
274
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700275static void start_mkcol(struct transfer_request *request)
276{
277 char *hex = sha1_to_hex(request->obj->sha1);
278 struct active_request_slot *slot;
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700279
Amos King7b5201a2009-03-18 18:43:53 -0500280 request->url = get_remote_object_url(repo->url, hex, 1);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700281
282 slot = get_active_slot();
283 slot->callback_func = process_response;
284 slot->callback_data = request;
Dan McGeeebaaf312011-05-03 23:47:29 +0800285 curl_setup_http_get(slot->curl, request->url, DAV_MKCOL);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700286 curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700287
288 if (start_active_slot(slot)) {
289 request->slot = slot;
290 request->state = RUN_MKCOL;
291 } else {
292 request->state = ABORTED;
293 free(request->url);
294 request->url = NULL;
295 }
296}
297#endif
298
Nick Hengeveld197e8952006-03-10 20:18:18 -0800299static void start_fetch_packed(struct transfer_request *request)
300{
Nick Hengeveld197e8952006-03-10 20:18:18 -0800301 struct packed_git *target;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800302
303 struct transfer_request *check_request = request_queue_head;
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800304 struct http_pack_request *preq;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800305
Amos King7b5201a2009-03-18 18:43:53 -0500306 target = find_sha1_pack(request->obj->sha1, repo->packs);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800307 if (!target) {
308 fprintf(stderr, "Unable to fetch %s, will not be able to update server info refs\n", sha1_to_hex(request->obj->sha1));
Amos King7b5201a2009-03-18 18:43:53 -0500309 repo->can_update_info_refs = 0;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800310 release_request(request);
311 return;
312 }
313
314 fprintf(stderr, "Fetching pack %s\n", sha1_to_hex(target->sha1));
315 fprintf(stderr, " which contains %s\n", sha1_to_hex(request->obj->sha1));
316
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800317 preq = new_http_pack_request(target, repo->url);
318 if (preq == NULL) {
319 release_http_pack_request(preq);
320 repo->can_update_info_refs = 0;
321 return;
322 }
323 preq->lst = &repo->packs;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800324
325 /* Make sure there isn't another open request for this pack */
326 while (check_request) {
327 if (check_request->state == RUN_FETCH_PACKED &&
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800328 !strcmp(check_request->url, preq->url)) {
329 release_http_pack_request(preq);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800330 release_request(request);
331 return;
332 }
333 check_request = check_request->next;
334 }
335
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800336 preq->slot->callback_func = process_response;
337 preq->slot->callback_data = request;
338 request->slot = preq->slot;
339 request->userData = preq;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800340
341 /* Try to get the request started, abort the request on error */
342 request->state = RUN_FETCH_PACKED;
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800343 if (!start_active_slot(preq->slot)) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800344 fprintf(stderr, "Unable to start GET request\n");
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800345 release_http_pack_request(preq);
Amos King7b5201a2009-03-18 18:43:53 -0500346 repo->can_update_info_refs = 0;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800347 release_request(request);
348 }
349}
350
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800351static void start_put(struct transfer_request *request)
352{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800353 char *hex = sha1_to_hex(request->obj->sha1);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800354 struct active_request_slot *slot;
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800355 struct strbuf buf = STRBUF_INIT;
Nicolas Pitre21666f12007-02-26 14:55:59 -0500356 enum object_type type;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800357 char hdr[50];
358 void *unpacked;
359 unsigned long len;
360 int hdrlen;
361 ssize_t size;
Junio C Hamanoef49a7a2011-06-10 11:52:15 -0700362 git_zstream stream;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800363
Nicolas Pitre21666f12007-02-26 14:55:59 -0500364 unpacked = read_sha1_file(request->obj->sha1, &type, &len);
365 hdrlen = sprintf(hdr, "%s %lu", typename(type), len) + 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800366
367 /* Set it up */
368 memset(&stream, 0, sizeof(stream));
Junio C Hamano55bb5c92011-06-10 10:55:10 -0700369 git_deflate_init(&stream, zlib_compression_level);
Junio C Hamano225a6f12011-06-10 11:18:17 -0700370 size = git_deflate_bound(&stream, len + hdrlen);
Mike Hommey028c2972007-12-09 20:30:59 +0100371 strbuf_init(&request->buffer.buf, size);
372 request->buffer.posn = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800373
374 /* Compress it */
Mike Hommey028c2972007-12-09 20:30:59 +0100375 stream.next_out = (unsigned char *)request->buffer.buf.buf;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800376 stream.avail_out = size;
377
378 /* First header.. */
379 stream.next_in = (void *)hdr;
380 stream.avail_in = hdrlen;
Junio C Hamano55bb5c92011-06-10 10:55:10 -0700381 while (git_deflate(&stream, 0) == Z_OK)
382 ; /* nothing */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800383
384 /* Then the data itself.. */
385 stream.next_in = unpacked;
386 stream.avail_in = len;
Junio C Hamano55bb5c92011-06-10 10:55:10 -0700387 while (git_deflate(&stream, Z_FINISH) == Z_OK)
388 ; /* nothing */
389 git_deflate_end(&stream);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800390 free(unpacked);
391
Mike Hommey028c2972007-12-09 20:30:59 +0100392 request->buffer.buf.len = stream.total_out;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800393
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800394 strbuf_addstr(&buf, "Destination: ");
Amos King7b5201a2009-03-18 18:43:53 -0500395 append_remote_object_url(&buf, repo->url, hex, 0);
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800396 request->dest = strbuf_detach(&buf, NULL);
397
Amos King7b5201a2009-03-18 18:43:53 -0500398 append_remote_object_url(&buf, repo->url, hex, 0);
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800399 strbuf_add(&buf, request->lock->tmpfile_suffix, 41);
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800400 request->url = strbuf_detach(&buf, NULL);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800401
402 slot = get_active_slot();
Nick Hengeveld29508e12005-11-18 11:02:58 -0800403 slot->callback_func = process_response;
404 slot->callback_data = request;
Dan McGeeebaaf312011-05-03 23:47:29 +0800405 curl_setup_http(slot->curl, request->url, DAV_PUT,
406 &request->buffer, fwrite_null);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800407
408 if (start_active_slot(slot)) {
409 request->slot = slot;
410 request->state = RUN_PUT;
411 } else {
412 request->state = ABORTED;
413 free(request->url);
Nick Hengeveld7b899962005-11-18 11:03:25 -0800414 request->url = NULL;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800415 }
416}
417
418static void start_move(struct transfer_request *request)
419{
420 struct active_request_slot *slot;
421 struct curl_slist *dav_headers = NULL;
422
423 slot = get_active_slot();
Nick Hengeveld29508e12005-11-18 11:02:58 -0800424 slot->callback_func = process_response;
425 slot->callback_data = request;
Dan McGeeebaaf312011-05-03 23:47:29 +0800426 curl_setup_http_get(slot->curl, request->url, DAV_MOVE);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800427 dav_headers = curl_slist_append(dav_headers, request->dest);
428 dav_headers = curl_slist_append(dav_headers, "Overwrite: T");
429 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800430
431 if (start_active_slot(slot)) {
432 request->slot = slot;
433 request->state = RUN_MOVE;
434 } else {
435 request->state = ABORTED;
436 free(request->url);
Nick Hengeveld7b899962005-11-18 11:03:25 -0800437 request->url = NULL;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800438 }
439}
440
Nick Hengeveld512d6322006-03-10 20:18:12 -0800441static int refresh_lock(struct remote_lock *lock)
Nick Hengeveld75187c92005-11-04 14:22:35 -0800442{
443 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800444 struct slot_results results;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800445 struct curl_slist *dav_headers;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800446 int rc = 0;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800447
Nick Hengeveld512d6322006-03-10 20:18:12 -0800448 lock->refreshing = 1;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800449
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800450 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF | DAV_HEADER_TIMEOUT);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800451
Nick Hengeveld512d6322006-03-10 20:18:12 -0800452 slot = get_active_slot();
453 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800454 curl_setup_http_get(slot->curl, lock->url, DAV_LOCK);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800455 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800456
Nick Hengeveld512d6322006-03-10 20:18:12 -0800457 if (start_active_slot(slot)) {
458 run_active_slot(slot);
459 if (results.curl_result != CURLE_OK) {
460 fprintf(stderr, "LOCK HTTP error %ld\n",
461 results.http_code);
462 } else {
463 lock->start_time = time(NULL);
464 rc = 1;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800465 }
466 }
467
Nick Hengeveld512d6322006-03-10 20:18:12 -0800468 lock->refreshing = 0;
469 curl_slist_free_all(dav_headers);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800470
471 return rc;
472}
473
Rene Scharfeec26b4d2006-04-02 13:13:10 +0200474static void check_locks(void)
Nick Hengeveld512d6322006-03-10 20:18:12 -0800475{
Amos King7b5201a2009-03-18 18:43:53 -0500476 struct remote_lock *lock = repo->locks;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800477 time_t current_time = time(NULL);
478 int time_remaining;
479
480 while (lock) {
481 time_remaining = lock->start_time + lock->timeout -
482 current_time;
483 if (!lock->refreshing && time_remaining < LOCK_REFRESH) {
484 if (!refresh_lock(lock)) {
485 fprintf(stderr,
486 "Unable to refresh lock for %s\n",
487 lock->url);
488 aborted = 1;
489 return;
490 }
491 }
492 lock = lock->next;
493 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800494}
495
496static void release_request(struct transfer_request *request)
497{
498 struct transfer_request *entry = request_queue_head;
499
500 if (request == request_queue_head) {
501 request_queue_head = request->next;
502 } else {
503 while (entry->next != NULL && entry->next != request)
504 entry = entry->next;
505 if (entry->next == request)
506 entry->next = entry->next->next;
507 }
508
Jim Meyering8e0f7002008-01-31 18:26:32 +0100509 free(request->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800510 free(request);
511}
512
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800513static void finish_request(struct transfer_request *request)
514{
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800515 struct http_pack_request *preq;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800516 struct http_object_request *obj_req;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800517
518 request->curl_result = request->slot->curl_result;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800519 request->http_code = request->slot->http_code;
520 request->slot = NULL;
521
522 /* Keep locks active */
Nick Hengeveld512d6322006-03-10 20:18:12 -0800523 check_locks();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800524
525 if (request->headers != NULL)
526 curl_slist_free_all(request->headers);
527
528 /* URL is reused for MOVE after PUT */
529 if (request->state != RUN_PUT) {
530 free(request->url);
531 request->url = NULL;
532 }
533
534 if (request->state == RUN_MKCOL) {
535 if (request->curl_result == CURLE_OK ||
536 request->http_code == 405) {
537 remote_dir_exists[request->obj->sha1[0]] = 1;
538 start_put(request);
539 } else {
540 fprintf(stderr, "MKCOL %s failed, aborting (%d/%ld)\n",
541 sha1_to_hex(request->obj->sha1),
542 request->curl_result, request->http_code);
543 request->state = ABORTED;
544 aborted = 1;
545 }
546 } else if (request->state == RUN_PUT) {
547 if (request->curl_result == CURLE_OK) {
548 start_move(request);
549 } else {
550 fprintf(stderr, "PUT %s failed, aborting (%d/%ld)\n",
551 sha1_to_hex(request->obj->sha1),
552 request->curl_result, request->http_code);
553 request->state = ABORTED;
554 aborted = 1;
555 }
556 } else if (request->state == RUN_MOVE) {
557 if (request->curl_result == CURLE_OK) {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800558 if (push_verbosely)
559 fprintf(stderr, " sent %s\n",
560 sha1_to_hex(request->obj->sha1));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800561 request->obj->flags |= REMOTE;
562 release_request(request);
563 } else {
564 fprintf(stderr, "MOVE %s failed, aborting (%d/%ld)\n",
565 sha1_to_hex(request->obj->sha1),
566 request->curl_result, request->http_code);
567 request->state = ABORTED;
568 aborted = 1;
569 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800570 } else if (request->state == RUN_FETCH_LOOSE) {
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800571 obj_req = (struct http_object_request *)request->userData;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800572
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800573 if (finish_http_object_request(obj_req) == 0)
574 if (obj_req->rename == 0)
575 request->obj->flags |= (LOCAL | REMOTE);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800576
577 /* Try fetching packed if necessary */
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800578 if (request->obj->flags & LOCAL) {
579 release_http_object_request(obj_req);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800580 release_request(request);
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800581 } else
Nick Hengeveld197e8952006-03-10 20:18:18 -0800582 start_fetch_packed(request);
583
584 } else if (request->state == RUN_FETCH_PACKED) {
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800585 int fail = 1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800586 if (request->curl_result != CURLE_OK) {
587 fprintf(stderr, "Unable to get pack file %s\n%s",
588 request->url, curl_errorstr);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800589 } else {
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800590 preq = (struct http_pack_request *)request->userData;
Shawn O. Pearce1c23d792007-01-09 20:04:52 -0500591
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800592 if (preq) {
Tay Ray Chuan609621a2009-10-30 17:47:20 -0700593 if (finish_http_pack_request(preq) == 0)
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800594 fail = 0;
595 release_http_pack_request(preq);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800596 }
597 }
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800598 if (fail)
599 repo->can_update_info_refs = 0;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800600 release_request(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800601 }
602}
603
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700604#ifdef USE_CURL_MULTI
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800605static int is_running_queue;
Daniel Barkalowfc57b6a2007-09-10 23:02:34 -0400606static int fill_active_slot(void *unused)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800607{
Benjamin Kramer8e24cba2009-03-15 22:01:20 +0100608 struct transfer_request *request;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800609
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800610 if (aborted || !is_running_queue)
Daniel Barkalow45c17412007-09-10 23:02:28 -0400611 return 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800612
Daniel Barkalow45c17412007-09-10 23:02:28 -0400613 for (request = request_queue_head; request; request = request->next) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800614 if (request->state == NEED_FETCH) {
615 start_fetch_loose(request);
Daniel Barkalow45c17412007-09-10 23:02:28 -0400616 return 1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800617 } else if (pushing && request->state == NEED_PUSH) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800618 if (remote_dir_exists[request->obj->sha1[0]] == 1) {
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800619 start_put(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800620 } else {
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800621 start_mkcol(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800622 }
Daniel Barkalow45c17412007-09-10 23:02:28 -0400623 return 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800624 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800625 }
Daniel Barkalow45c17412007-09-10 23:02:28 -0400626 return 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800627}
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700628#endif
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800629
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800630static void get_remote_object_list(unsigned char parent);
631
Nick Hengeveld197e8952006-03-10 20:18:18 -0800632static void add_fetch_request(struct object *obj)
633{
634 struct transfer_request *request;
635
636 check_locks();
637
638 /*
639 * Don't fetch the object if it's known to exist locally
640 * or is already in the request queue
641 */
642 if (remote_dir_exists[obj->sha1[0]] == -1)
643 get_remote_object_list(obj->sha1[0]);
644 if (obj->flags & (LOCAL | FETCHING))
645 return;
646
647 obj->flags |= FETCHING;
648 request = xmalloc(sizeof(*request));
649 request->obj = obj;
650 request->url = NULL;
651 request->lock = NULL;
652 request->headers = NULL;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800653 request->state = NEED_FETCH;
654 request->next = request_queue_head;
655 request_queue_head = request;
656
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700657#ifdef USE_CURL_MULTI
Nick Hengeveld197e8952006-03-10 20:18:18 -0800658 fill_active_slots();
659 step_active_slots();
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700660#endif
Nick Hengeveld197e8952006-03-10 20:18:18 -0800661}
662
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800663static int add_send_request(struct object *obj, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800664{
Stefan Beller3def06e2013-07-18 23:35:26 +0200665 struct transfer_request *request;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800666 struct packed_git *target;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800667
Nick Hengeveld512d6322006-03-10 20:18:12 -0800668 /* Keep locks active */
669 check_locks();
670
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800671 /*
672 * Don't push the object if it's known to exist on the remote
673 * or is already in the request queue
674 */
675 if (remote_dir_exists[obj->sha1[0]] == -1)
676 get_remote_object_list(obj->sha1[0]);
677 if (obj->flags & (REMOTE | PUSHING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800678 return 0;
Amos King7b5201a2009-03-18 18:43:53 -0500679 target = find_sha1_pack(obj->sha1, repo->packs);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800680 if (target) {
681 obj->flags |= REMOTE;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800682 return 0;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800683 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800684
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800685 obj->flags |= PUSHING;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800686 request = xmalloc(sizeof(*request));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800687 request->obj = obj;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800688 request->url = NULL;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800689 request->lock = lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800690 request->headers = NULL;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800691 request->state = NEED_PUSH;
Nick Hengeveldc17fb6e2005-11-04 14:22:18 -0800692 request->next = request_queue_head;
693 request_queue_head = request;
Nick Hengeveld29508e12005-11-18 11:02:58 -0800694
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700695#ifdef USE_CURL_MULTI
Nick Hengeveld29508e12005-11-18 11:02:58 -0800696 fill_active_slots();
697 step_active_slots();
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700698#endif
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800699
700 return 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800701}
702
Peter Hagervallf4f440a2005-11-08 23:18:31 +0100703static int fetch_indices(void)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800704{
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800705 int ret;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800706
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800707 if (push_verbosely)
708 fprintf(stderr, "Getting pack list\n");
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800709
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800710 switch (http_get_info_packs(repo->url, &repo->packs)) {
711 case HTTP_OK:
712 case HTTP_MISSING_TARGET:
713 ret = 0;
714 break;
715 default:
716 ret = -1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800717 }
718
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800719 return ret;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800720}
721
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800722static void one_remote_object(const char *hex)
723{
724 unsigned char sha1[20];
725 struct object *obj;
726
727 if (get_sha1_hex(hex, sha1) != 0)
728 return;
729
730 obj = lookup_object(sha1);
731 if (!obj)
732 obj = parse_object(sha1);
733
734 /* Ignore remote objects that don't exist locally */
735 if (!obj)
736 return;
737
738 obj->flags |= REMOTE;
739 if (!object_list_contains(objects, obj))
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700740 object_list_insert(obj, &objects);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800741}
742
Nick Hengeveldacf59572005-11-18 11:03:18 -0800743static void handle_lockprop_ctx(struct xml_ctx *ctx, int tag_closed)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800744{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800745 int *lock_flags = (int *)ctx->userData;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800746
Nick Hengeveldacf59572005-11-18 11:03:18 -0800747 if (tag_closed) {
748 if (!strcmp(ctx->name, DAV_CTX_LOCKENTRY)) {
749 if ((*lock_flags & DAV_PROP_LOCKEX) &&
750 (*lock_flags & DAV_PROP_LOCKWR)) {
751 *lock_flags |= DAV_LOCK_OK;
752 }
753 *lock_flags &= DAV_LOCK_OK;
754 } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_WRITE)) {
755 *lock_flags |= DAV_PROP_LOCKWR;
756 } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_EXCLUSIVE)) {
757 *lock_flags |= DAV_PROP_LOCKEX;
758 }
759 }
Nick Hengeveld26349b22005-11-04 14:22:31 -0800760}
761
Nick Hengeveldacf59572005-11-18 11:03:18 -0800762static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800763{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800764 struct remote_lock *lock = (struct remote_lock *)ctx->userData;
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800765 git_SHA_CTX sha_ctx;
766 unsigned char lock_token_sha1[20];
Nick Hengeveld26349b22005-11-04 14:22:31 -0800767
Nick Hengeveldacf59572005-11-18 11:03:18 -0800768 if (tag_closed && ctx->cdata) {
769 if (!strcmp(ctx->name, DAV_ACTIVELOCK_OWNER)) {
770 lock->owner = xmalloc(strlen(ctx->cdata) + 1);
771 strcpy(lock->owner, ctx->cdata);
772 } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TIMEOUT)) {
Christian Couder59556542013-11-30 21:55:40 +0100773 if (starts_with(ctx->cdata, "Second-"))
Nick Hengeveldacf59572005-11-18 11:03:18 -0800774 lock->timeout =
775 strtol(ctx->cdata + 7, NULL, 10);
776 } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TOKEN)) {
Kirill A. Korinskiy753bc912008-12-20 09:19:46 +0300777 lock->token = xmalloc(strlen(ctx->cdata) + 1);
778 strcpy(lock->token, ctx->cdata);
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800779
780 git_SHA1_Init(&sha_ctx);
781 git_SHA1_Update(&sha_ctx, lock->token, strlen(lock->token));
782 git_SHA1_Final(lock_token_sha1, &sha_ctx);
783
784 lock->tmpfile_suffix[0] = '_';
785 memcpy(lock->tmpfile_suffix + 1, sha1_to_hex(lock_token_sha1), 40);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800786 }
Nick Hengeveld26349b22005-11-04 14:22:31 -0800787 }
788}
789
Dan McGee2aab1672011-05-03 23:47:28 +0800790static void one_remote_ref(const char *refname);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800791
Nick Hengeveld26349b22005-11-04 14:22:31 -0800792static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800793xml_start_tag(void *userData, const char *name, const char **atts)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800794{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800795 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Dennis Stosbergef9e58c2006-04-11 18:37:58 +0200796 const char *c = strchr(name, ':');
Nick Hengeveldacf59572005-11-18 11:03:18 -0800797 int new_len;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800798
Nick Hengeveldacf59572005-11-18 11:03:18 -0800799 if (c == NULL)
800 c = name;
801 else
802 c++;
803
804 new_len = strlen(ctx->name) + strlen(c) + 2;
805
806 if (new_len > ctx->len) {
807 ctx->name = xrealloc(ctx->name, new_len);
808 ctx->len = new_len;
809 }
810 strcat(ctx->name, ".");
811 strcat(ctx->name, c);
812
Junio C Hamano4cac42b2006-08-27 21:19:39 -0700813 free(ctx->cdata);
814 ctx->cdata = NULL;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800815
Nick Hengeveldacf59572005-11-18 11:03:18 -0800816 ctx->userFunc(ctx, 0);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800817}
818
819static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800820xml_end_tag(void *userData, const char *name)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800821{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800822 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Dennis Stosbergef9e58c2006-04-11 18:37:58 +0200823 const char *c = strchr(name, ':');
Nick Hengeveldacf59572005-11-18 11:03:18 -0800824 char *ep;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800825
Nick Hengeveldacf59572005-11-18 11:03:18 -0800826 ctx->userFunc(ctx, 1);
827
828 if (c == NULL)
829 c = name;
830 else
831 c++;
832
833 ep = ctx->name + strlen(ctx->name) - strlen(c) - 1;
834 *ep = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800835}
836
837static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800838xml_cdata(void *userData, const XML_Char *s, int len)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800839{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800840 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Junio C Hamano4cac42b2006-08-27 21:19:39 -0700841 free(ctx->cdata);
Pierre Habouzit182af832007-09-16 00:32:36 +0200842 ctx->cdata = xmemdupz(s, len);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800843}
844
Timo Hirvonen554fe202006-06-28 12:04:39 +0300845static struct remote_lock *lock_remote(const char *path, long timeout)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800846{
847 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800848 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100849 struct buffer out_buffer = { STRBUF_INIT, 0 };
850 struct strbuf in_buffer = STRBUF_INIT;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800851 char *url;
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800852 char *ep;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800853 char timeout_header[25];
Nick Hengeveld512d6322006-03-10 20:18:12 -0800854 struct remote_lock *lock = NULL;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800855 struct curl_slist *dav_headers = NULL;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800856 struct xml_ctx ctx;
Mike Hommey519d05b2009-04-10 00:25:37 +0200857 char *escaped;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800858
Amos King7b5201a2009-03-18 18:43:53 -0500859 url = xmalloc(strlen(repo->url) + strlen(path) + 1);
860 sprintf(url, "%s%s", repo->url, path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800861
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800862 /* Make sure leading directories exist for the remote ref */
Amos King7b5201a2009-03-18 18:43:53 -0500863 ep = strchr(url + strlen(repo->url) + 1, '/');
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800864 while (ep) {
Johannes Schindelin466ddf92009-01-17 16:11:51 +0100865 char saved_character = ep[1];
866 ep[1] = '\0';
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800867 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800868 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800869 curl_setup_http_get(slot->curl, url, DAV_MKCOL);
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800870 if (start_active_slot(slot)) {
871 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800872 if (results.curl_result != CURLE_OK &&
873 results.http_code != 405) {
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800874 fprintf(stderr,
875 "Unable to create branch path %s\n",
876 url);
877 free(url);
878 return NULL;
879 }
880 } else {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800881 fprintf(stderr, "Unable to start MKCOL request\n");
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800882 free(url);
883 return NULL;
884 }
Johannes Schindelin466ddf92009-01-17 16:11:51 +0100885 ep[1] = saved_character;
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800886 ep = strchr(ep + 1, '/');
887 }
888
Jeff King5cb21942012-05-21 19:09:47 -0400889 escaped = xml_entities(ident_default_email());
Mike Hommey519d05b2009-04-10 00:25:37 +0200890 strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped);
891 free(escaped);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800892
Nick Hengeveld75187c92005-11-04 14:22:35 -0800893 sprintf(timeout_header, "Timeout: Second-%ld", timeout);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800894 dav_headers = curl_slist_append(dav_headers, timeout_header);
895 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
896
897 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800898 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800899 curl_setup_http(slot->curl, url, DAV_LOCK, &out_buffer, fwrite_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800900 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Dan McGeeebaaf312011-05-03 23:47:29 +0800901 curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800902
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800903 lock = xcalloc(1, sizeof(*lock));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800904 lock->timeout = -1;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800905
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800906 if (start_active_slot(slot)) {
907 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800908 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100909 XML_Parser parser = XML_ParserCreate(NULL);
910 enum XML_Status result;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800911 ctx.name = xcalloc(10, 1);
912 ctx.len = 0;
913 ctx.cdata = NULL;
914 ctx.userFunc = handle_new_lock_ctx;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800915 ctx.userData = lock;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800916 XML_SetUserData(parser, &ctx);
917 XML_SetElementHandler(parser, xml_start_tag,
918 xml_end_tag);
919 XML_SetCharacterDataHandler(parser, xml_cdata);
Mike Hommey028c2972007-12-09 20:30:59 +0100920 result = XML_Parse(parser, in_buffer.buf,
921 in_buffer.len, 1);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800922 free(ctx.name);
923 if (result != XML_STATUS_OK) {
924 fprintf(stderr, "XML error: %s\n",
925 XML_ErrorString(
926 XML_GetErrorCode(parser)));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800927 lock->timeout = -1;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800928 }
Mike Hommey472b2572007-12-11 23:50:21 +0100929 XML_ParserFree(parser);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800930 }
931 } else {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800932 fprintf(stderr, "Unable to start LOCK request\n");
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800933 }
934
Nick Hengeveldacf59572005-11-18 11:03:18 -0800935 curl_slist_free_all(dav_headers);
Mike Hommey028c2972007-12-09 20:30:59 +0100936 strbuf_release(&out_buffer.buf);
937 strbuf_release(&in_buffer);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800938
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800939 if (lock->token == NULL || lock->timeout <= 0) {
Jim Meyering8e0f7002008-01-31 18:26:32 +0100940 free(lock->token);
941 free(lock->owner);
Nick Hengeveld75187c92005-11-04 14:22:35 -0800942 free(url);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800943 free(lock);
944 lock = NULL;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800945 } else {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800946 lock->url = url;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800947 lock->start_time = time(NULL);
Amos King7b5201a2009-03-18 18:43:53 -0500948 lock->next = repo->locks;
949 repo->locks = lock;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800950 }
951
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800952 return lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800953}
954
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800955static int unlock_remote(struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800956{
957 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800958 struct slot_results results;
Amos King7b5201a2009-03-18 18:43:53 -0500959 struct remote_lock *prev = repo->locks;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800960 struct curl_slist *dav_headers;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800961 int rc = 0;
962
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800963 dav_headers = get_dav_token_headers(lock, DAV_HEADER_LOCK);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800964
965 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800966 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800967 curl_setup_http_get(slot->curl, lock->url, DAV_UNLOCK);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800968 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
969
970 if (start_active_slot(slot)) {
971 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800972 if (results.curl_result == CURLE_OK)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800973 rc = 1;
974 else
Nick Hengeveld512d6322006-03-10 20:18:12 -0800975 fprintf(stderr, "UNLOCK HTTP error %ld\n",
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800976 results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800977 } else {
Nick Hengeveld512d6322006-03-10 20:18:12 -0800978 fprintf(stderr, "Unable to start UNLOCK request\n");
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800979 }
980
981 curl_slist_free_all(dav_headers);
Nick Hengeveld75187c92005-11-04 14:22:35 -0800982
Amos King7b5201a2009-03-18 18:43:53 -0500983 if (repo->locks == lock) {
984 repo->locks = lock->next;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800985 } else {
986 while (prev && prev->next != lock)
987 prev = prev->next;
988 if (prev)
989 prev->next = prev->next->next;
990 }
991
Jim Meyering8e0f7002008-01-31 18:26:32 +0100992 free(lock->owner);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800993 free(lock->url);
994 free(lock->token);
995 free(lock);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800996
997 return rc;
998}
999
Clemens Buchacher6a491a12008-05-25 20:27:44 +02001000static void remove_locks(void)
1001{
Amos King7b5201a2009-03-18 18:43:53 -05001002 struct remote_lock *lock = repo->locks;
Clemens Buchacher6a491a12008-05-25 20:27:44 +02001003
1004 fprintf(stderr, "Removing remote locks...\n");
1005 while (lock) {
Alex Riesen6589ebf2009-05-24 15:16:49 +02001006 struct remote_lock *next = lock->next;
Clemens Buchacher6a491a12008-05-25 20:27:44 +02001007 unlock_remote(lock);
Alex Riesen6589ebf2009-05-24 15:16:49 +02001008 lock = next;
Clemens Buchacher6a491a12008-05-25 20:27:44 +02001009 }
1010}
1011
1012static void remove_locks_on_signal(int signo)
1013{
1014 remove_locks();
Jeff King4a16d072009-01-22 01:02:35 -05001015 sigchain_pop(signo);
Clemens Buchacher6a491a12008-05-25 20:27:44 +02001016 raise(signo);
1017}
1018
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001019static void remote_ls(const char *path, int flags,
1020 void (*userFunc)(struct remote_ls_ctx *ls),
1021 void *userData);
1022
1023static void process_ls_object(struct remote_ls_ctx *ls)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001024{
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001025 unsigned int *parent = (unsigned int *)ls->userData;
1026 char *path = ls->dentry_name;
1027 char *obj_hex;
1028
1029 if (!strcmp(ls->path, ls->dentry_name) && (ls->flags & IS_DIR)) {
1030 remote_dir_exists[*parent] = 1;
1031 return;
1032 }
1033
1034 if (strlen(path) != 49)
1035 return;
1036 path += 8;
1037 obj_hex = xmalloc(strlen(path));
Eygene Ryabinkineecc8362007-03-01 19:09:12 +03001038 /* NB: path is not null-terminated, can not use strlcpy here */
1039 memcpy(obj_hex, path, 2);
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001040 strcpy(obj_hex + 2, path + 3);
1041 one_remote_object(obj_hex);
1042 free(obj_hex);
1043}
1044
1045static void process_ls_ref(struct remote_ls_ctx *ls)
1046{
1047 if (!strcmp(ls->path, ls->dentry_name) && (ls->dentry_flags & IS_DIR)) {
1048 fprintf(stderr, " %s\n", ls->dentry_name);
1049 return;
1050 }
1051
1052 if (!(ls->dentry_flags & IS_DIR))
1053 one_remote_ref(ls->dentry_name);
1054}
1055
1056static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed)
1057{
1058 struct remote_ls_ctx *ls = (struct remote_ls_ctx *)ctx->userData;
1059
1060 if (tag_closed) {
1061 if (!strcmp(ctx->name, DAV_PROPFIND_RESP) && ls->dentry_name) {
1062 if (ls->dentry_flags & IS_DIR) {
Tay Ray Chuan0fdadc52010-11-25 16:21:07 +08001063
1064 /* ensure collection names end with slash */
1065 str_end_url_with_slash(ls->dentry_name, &ls->dentry_name);
1066
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001067 if (ls->flags & PROCESS_DIRS) {
1068 ls->userFunc(ls);
1069 }
1070 if (strcmp(ls->dentry_name, ls->path) &&
1071 ls->flags & RECURSIVE) {
1072 remote_ls(ls->dentry_name,
1073 ls->flags,
1074 ls->userFunc,
1075 ls->userData);
1076 }
1077 } else if (ls->flags & PROCESS_FILES) {
1078 ls->userFunc(ls);
1079 }
1080 } else if (!strcmp(ctx->name, DAV_PROPFIND_NAME) && ctx->cdata) {
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +03001081 char *path = ctx->cdata;
1082 if (*ctx->cdata == 'h') {
1083 path = strstr(path, "//");
1084 if (path) {
1085 path = strchr(path+2, '/');
1086 }
1087 }
1088 if (path) {
Tay Ray Chuandfc2dcd2010-11-25 16:21:08 +08001089 const char *url = repo->url;
1090 if (repo->path)
1091 url = repo->path;
1092 if (strncmp(path, url, repo->path_len))
Pete Wyckoff82247e92012-04-29 20:28:45 -04001093 error("Parsed path '%s' does not match url: '%s'",
Tay Ray Chuandfc2dcd2010-11-25 16:21:08 +08001094 path, url);
1095 else {
1096 path += repo->path_len;
1097 ls->dentry_name = xstrdup(path);
1098 }
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +03001099 }
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001100 } else if (!strcmp(ctx->name, DAV_PROPFIND_COLLECTION)) {
1101 ls->dentry_flags |= IS_DIR;
1102 }
1103 } else if (!strcmp(ctx->name, DAV_PROPFIND_RESP)) {
Junio C Hamano4cac42b2006-08-27 21:19:39 -07001104 free(ls->dentry_name);
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001105 ls->dentry_name = NULL;
1106 ls->dentry_flags = 0;
1107 }
1108}
1109
Johannes Schindelin20642802009-01-17 16:36:26 +01001110/*
1111 * NEEDSWORK: remote_ls() ignores info/refs on the remote side. But it
1112 * should _only_ heed the information from that file, instead of trying to
1113 * determine the refs from the remote file system (badly: it does not even
1114 * know about packed-refs).
1115 */
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001116static void remote_ls(const char *path, int flags,
1117 void (*userFunc)(struct remote_ls_ctx *ls),
1118 void *userData)
1119{
Amos King7b5201a2009-03-18 18:43:53 -05001120 char *url = xmalloc(strlen(repo->url) + strlen(path) + 1);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001121 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001122 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +01001123 struct strbuf in_buffer = STRBUF_INIT;
1124 struct buffer out_buffer = { STRBUF_INIT, 0 };
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001125 struct curl_slist *dav_headers = NULL;
1126 struct xml_ctx ctx;
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001127 struct remote_ls_ctx ls;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001128
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001129 ls.flags = flags;
Shawn Pearce9befac42006-09-02 00:16:31 -04001130 ls.path = xstrdup(path);
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001131 ls.dentry_name = NULL;
1132 ls.dentry_flags = 0;
1133 ls.userData = userData;
1134 ls.userFunc = userFunc;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001135
Amos King7b5201a2009-03-18 18:43:53 -05001136 sprintf(url, "%s%s", repo->url, path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001137
Mike Hommey028c2972007-12-09 20:30:59 +01001138 strbuf_addf(&out_buffer.buf, PROPFIND_ALL_REQUEST);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001139
1140 dav_headers = curl_slist_append(dav_headers, "Depth: 1");
1141 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
1142
1143 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001144 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +08001145 curl_setup_http(slot->curl, url, DAV_PROPFIND,
1146 &out_buffer, fwrite_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001147 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Dan McGeeebaaf312011-05-03 23:47:29 +08001148 curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001149
1150 if (start_active_slot(slot)) {
1151 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001152 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +01001153 XML_Parser parser = XML_ParserCreate(NULL);
1154 enum XML_Status result;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001155 ctx.name = xcalloc(10, 1);
1156 ctx.len = 0;
1157 ctx.cdata = NULL;
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001158 ctx.userFunc = handle_remote_ls_ctx;
1159 ctx.userData = &ls;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001160 XML_SetUserData(parser, &ctx);
1161 XML_SetElementHandler(parser, xml_start_tag,
1162 xml_end_tag);
1163 XML_SetCharacterDataHandler(parser, xml_cdata);
Mike Hommey028c2972007-12-09 20:30:59 +01001164 result = XML_Parse(parser, in_buffer.buf,
1165 in_buffer.len, 1);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001166 free(ctx.name);
1167
1168 if (result != XML_STATUS_OK) {
1169 fprintf(stderr, "XML error: %s\n",
1170 XML_ErrorString(
1171 XML_GetErrorCode(parser)));
1172 }
Mike Hommey472b2572007-12-11 23:50:21 +01001173 XML_ParserFree(parser);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001174 }
1175 } else {
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001176 fprintf(stderr, "Unable to start PROPFIND request\n");
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001177 }
1178
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001179 free(ls.path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001180 free(url);
Mike Hommey028c2972007-12-09 20:30:59 +01001181 strbuf_release(&out_buffer.buf);
1182 strbuf_release(&in_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001183 curl_slist_free_all(dav_headers);
1184}
1185
1186static void get_remote_object_list(unsigned char parent)
1187{
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001188 char path[] = "objects/XX/";
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001189 static const char hex[] = "0123456789abcdef";
1190 unsigned int val = parent;
1191
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001192 path[8] = hex[val >> 4];
1193 path[9] = hex[val & 0xf];
1194 remote_dir_exists[val] = 0;
1195 remote_ls(path, (PROCESS_FILES | PROCESS_DIRS),
1196 process_ls_object, &val);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001197}
1198
Nick Hengeveldacf59572005-11-18 11:03:18 -08001199static int locking_available(void)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001200{
1201 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001202 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +01001203 struct strbuf in_buffer = STRBUF_INIT;
1204 struct buffer out_buffer = { STRBUF_INIT, 0 };
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001205 struct curl_slist *dav_headers = NULL;
Nick Hengeveldacf59572005-11-18 11:03:18 -08001206 struct xml_ctx ctx;
1207 int lock_flags = 0;
Mike Hommey519d05b2009-04-10 00:25:37 +02001208 char *escaped;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001209
Mike Hommey519d05b2009-04-10 00:25:37 +02001210 escaped = xml_entities(repo->url);
1211 strbuf_addf(&out_buffer.buf, PROPFIND_SUPPORTEDLOCK_REQUEST, escaped);
1212 free(escaped);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001213
1214 dav_headers = curl_slist_append(dav_headers, "Depth: 0");
1215 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001216
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001217 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001218 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +08001219 curl_setup_http(slot->curl, repo->url, DAV_PROPFIND,
1220 &out_buffer, fwrite_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001221 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Dan McGeeebaaf312011-05-03 23:47:29 +08001222 curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001223
1224 if (start_active_slot(slot)) {
1225 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001226 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +01001227 XML_Parser parser = XML_ParserCreate(NULL);
1228 enum XML_Status result;
Nick Hengeveldacf59572005-11-18 11:03:18 -08001229 ctx.name = xcalloc(10, 1);
1230 ctx.len = 0;
1231 ctx.cdata = NULL;
1232 ctx.userFunc = handle_lockprop_ctx;
1233 ctx.userData = &lock_flags;
1234 XML_SetUserData(parser, &ctx);
1235 XML_SetElementHandler(parser, xml_start_tag,
1236 xml_end_tag);
Mike Hommey028c2972007-12-09 20:30:59 +01001237 result = XML_Parse(parser, in_buffer.buf,
1238 in_buffer.len, 1);
Nick Hengeveldacf59572005-11-18 11:03:18 -08001239 free(ctx.name);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001240
Nick Hengeveldacf59572005-11-18 11:03:18 -08001241 if (result != XML_STATUS_OK) {
1242 fprintf(stderr, "XML error: %s\n",
1243 XML_ErrorString(
1244 XML_GetErrorCode(parser)));
1245 lock_flags = 0;
1246 }
Mike Hommey472b2572007-12-11 23:50:21 +01001247 XML_ParserFree(parser);
Junio C Hamano325ce392008-01-20 15:00:54 -08001248 if (!lock_flags)
Miklos Vajnad5c87cb2009-03-24 02:09:09 +01001249 error("no DAV locking support on %s",
Amos King7b5201a2009-03-18 18:43:53 -05001250 repo->url);
Junio C Hamano325ce392008-01-20 15:00:54 -08001251
1252 } else {
1253 error("Cannot access URL %s, return code %d",
Amos King7b5201a2009-03-18 18:43:53 -05001254 repo->url, results.curl_result);
Junio C Hamano325ce392008-01-20 15:00:54 -08001255 lock_flags = 0;
Nick Hengeveldacf59572005-11-18 11:03:18 -08001256 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001257 } else {
Amos King7b5201a2009-03-18 18:43:53 -05001258 error("Unable to start PROPFIND request on %s", repo->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001259 }
1260
Mike Hommey028c2972007-12-09 20:30:59 +01001261 strbuf_release(&out_buffer.buf);
1262 strbuf_release(&in_buffer);
Nick Hengeveldacf59572005-11-18 11:03:18 -08001263 curl_slist_free_all(dav_headers);
1264
1265 return lock_flags;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001266}
1267
Pierre Habouzitb5bf7cd2006-08-23 12:39:12 +02001268static struct object_list **add_one_object(struct object *obj, struct object_list **p)
Linus Torvalds1f1e8952006-06-19 17:42:35 -07001269{
1270 struct object_list *entry = xmalloc(sizeof(struct object_list));
1271 entry->item = obj;
1272 entry->next = *p;
1273 *p = entry;
1274 return &entry->next;
1275}
1276
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001277static struct object_list **process_blob(struct blob *blob,
1278 struct object_list **p,
1279 struct name_path *path,
1280 const char *name)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001281{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001282 struct object *obj = &blob->object;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001283
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001284 obj->flags |= LOCAL;
1285
1286 if (obj->flags & (UNINTERESTING | SEEN))
1287 return p;
1288
1289 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -07001290 return add_one_object(obj, p);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001291}
1292
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001293static struct object_list **process_tree(struct tree *tree,
1294 struct object_list **p,
1295 struct name_path *path,
1296 const char *name)
1297{
1298 struct object *obj = &tree->object;
Linus Torvalds2d9c58c2006-05-29 12:18:33 -07001299 struct tree_desc desc;
Linus Torvalds4c068a92006-05-30 09:45:45 -07001300 struct name_entry entry;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001301 struct name_path me;
1302
1303 obj->flags |= LOCAL;
1304
1305 if (obj->flags & (UNINTERESTING | SEEN))
1306 return p;
1307 if (parse_tree(tree) < 0)
1308 die("bad tree object %s", sha1_to_hex(obj->sha1));
1309
1310 obj->flags |= SEEN;
Shawn Pearce9befac42006-09-02 00:16:31 -04001311 name = xstrdup(name);
Linus Torvalds1f1e8952006-06-19 17:42:35 -07001312 p = add_one_object(obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001313 me.up = path;
1314 me.elem = name;
1315 me.elem_len = strlen(name);
Linus Torvalds2d9c58c2006-05-29 12:18:33 -07001316
Linus Torvalds6fda5e52007-03-21 10:08:25 -07001317 init_tree_desc(&desc, tree->buffer, tree->size);
Linus Torvalds2d9c58c2006-05-29 12:18:33 -07001318
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +00001319 while (tree_entry(&desc, &entry))
1320 switch (object_type(entry.mode)) {
1321 case OBJ_TREE:
Linus Torvalds4c068a92006-05-30 09:45:45 -07001322 p = process_tree(lookup_tree(entry.sha1), p, &me, name);
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +00001323 break;
1324 case OBJ_BLOB:
Linus Torvalds4c068a92006-05-30 09:45:45 -07001325 p = process_blob(lookup_blob(entry.sha1), p, &me, name);
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +00001326 break;
1327 default:
1328 /* Subproject commit - not in this repository */
1329 break;
1330 }
1331
Jeff King6e454b92013-06-05 18:37:39 -04001332 free_tree_buffer(tree);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001333 return p;
1334}
1335
Nick Hengeveld1a703cb2006-03-10 20:18:33 -08001336static int get_delta(struct rev_info *revs, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001337{
Linus Torvalds1f1e8952006-06-19 17:42:35 -07001338 int i;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001339 struct commit *commit;
Linus Torvalds1f1e8952006-06-19 17:42:35 -07001340 struct object_list **p = &objects;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -08001341 int count = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001342
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001343 while ((commit = get_revision(revs)) != NULL) {
1344 p = process_tree(commit->tree, p, NULL, "");
1345 commit->object.flags |= LOCAL;
1346 if (!(commit->object.flags & UNINTERESTING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -08001347 count += add_send_request(&commit->object, lock);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001348 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001349
Linus Torvalds1f1e8952006-06-19 17:42:35 -07001350 for (i = 0; i < revs->pending.nr; i++) {
1351 struct object_array_entry *entry = revs->pending.objects + i;
1352 struct object *obj = entry->item;
1353 const char *name = entry->name;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001354
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001355 if (obj->flags & (UNINTERESTING | SEEN))
1356 continue;
Linus Torvalds19746322006-07-11 20:45:31 -07001357 if (obj->type == OBJ_TAG) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001358 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -07001359 p = add_one_object(obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001360 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001361 }
Linus Torvalds19746322006-07-11 20:45:31 -07001362 if (obj->type == OBJ_TREE) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001363 p = process_tree((struct tree *)obj, p, NULL, name);
1364 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001365 }
Linus Torvalds19746322006-07-11 20:45:31 -07001366 if (obj->type == OBJ_BLOB) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001367 p = process_blob((struct blob *)obj, p, NULL, name);
1368 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001369 }
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001370 die("unknown pending object %s (%s)", sha1_to_hex(obj->sha1), name);
1371 }
1372
1373 while (objects) {
1374 if (!(objects->item->flags & UNINTERESTING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -08001375 count += add_send_request(objects->item, lock);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001376 objects = objects->next;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001377 }
Nick Hengeveld1a703cb2006-03-10 20:18:33 -08001378
1379 return count;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001380}
1381
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001382static int update_remote(unsigned char *sha1, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001383{
1384 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001385 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +01001386 struct buffer out_buffer = { STRBUF_INIT, 0 };
Ray Chuanb1c7d4a2009-01-24 10:00:22 +08001387 struct curl_slist *dav_headers;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001388
Ray Chuanb1c7d4a2009-01-24 10:00:22 +08001389 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001390
Mike Hommey028c2972007-12-09 20:30:59 +01001391 strbuf_addf(&out_buffer.buf, "%s\n", sha1_to_hex(sha1));
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001392
1393 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001394 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +08001395 curl_setup_http(slot->curl, lock->url, DAV_PUT,
1396 &out_buffer, fwrite_null);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001397 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001398
1399 if (start_active_slot(slot)) {
1400 run_active_slot(slot);
Mike Hommey028c2972007-12-09 20:30:59 +01001401 strbuf_release(&out_buffer.buf);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001402 if (results.curl_result != CURLE_OK) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001403 fprintf(stderr,
1404 "PUT error: curl result=%d, HTTP code=%ld\n",
Nick Hengeveldbaa7b672006-03-10 20:18:01 -08001405 results.curl_result, results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001406 /* We should attempt recovery? */
1407 return 0;
1408 }
1409 } else {
Mike Hommey028c2972007-12-09 20:30:59 +01001410 strbuf_release(&out_buffer.buf);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001411 fprintf(stderr, "Unable to start PUT request\n");
1412 return 0;
1413 }
1414
1415 return 1;
1416}
1417
Clemens Buchacher6d2bf962009-05-31 16:26:48 +02001418static struct ref *remote_refs;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001419
Dan McGee2aab1672011-05-03 23:47:28 +08001420static void one_remote_ref(const char *refname)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001421{
1422 struct ref *ref;
Nick Hengeveld197e8952006-03-10 20:18:18 -08001423 struct object *obj;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001424
René Scharfe59c69c02008-10-18 10:44:18 +02001425 ref = alloc_ref(refname);
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001426
Amos King7b5201a2009-03-18 18:43:53 -05001427 if (http_fetch_ref(repo->url, ref) != 0) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001428 fprintf(stderr,
1429 "Unable to fetch ref %s from %s\n",
Amos King7b5201a2009-03-18 18:43:53 -05001430 refname, repo->url);
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001431 free(ref);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001432 return;
1433 }
1434
Nick Hengeveld197e8952006-03-10 20:18:18 -08001435 /*
1436 * Fetch a copy of the object if it doesn't exist locally - it
1437 * may be required for updating server info later.
1438 */
Amos King7b5201a2009-03-18 18:43:53 -05001439 if (repo->can_update_info_refs && !has_sha1_file(ref->old_sha1)) {
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001440 obj = lookup_unknown_object(ref->old_sha1);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001441 if (obj) {
1442 fprintf(stderr, " fetch %s for %s\n",
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001443 sha1_to_hex(ref->old_sha1), refname);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001444 add_fetch_request(obj);
1445 }
1446 }
1447
Clemens Buchacher6d2bf962009-05-31 16:26:48 +02001448 ref->next = remote_refs;
1449 remote_refs = ref;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001450}
1451
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001452static void get_dav_remote_heads(void)
1453{
Nick Hengeveld3030baa2006-03-10 20:18:08 -08001454 remote_ls("refs/", (PROCESS_FILES | PROCESS_DIRS | RECURSIVE), process_ls_ref, NULL);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001455}
1456
Nick Hengeveld197e8952006-03-10 20:18:18 -08001457static void add_remote_info_ref(struct remote_ls_ctx *ls)
1458{
Mike Hommey028c2972007-12-09 20:30:59 +01001459 struct strbuf *buf = (struct strbuf *)ls->userData;
Nick Hengeveld197e8952006-03-10 20:18:18 -08001460 struct object *o;
1461 int len;
1462 char *ref_info;
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001463 struct ref *ref;
Nick Hengeveld197e8952006-03-10 20:18:18 -08001464
René Scharfe59c69c02008-10-18 10:44:18 +02001465 ref = alloc_ref(ls->dentry_name);
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001466
Amos King7b5201a2009-03-18 18:43:53 -05001467 if (http_fetch_ref(repo->url, ref) != 0) {
Nick Hengeveld197e8952006-03-10 20:18:18 -08001468 fprintf(stderr,
1469 "Unable to fetch ref %s from %s\n",
Amos King7b5201a2009-03-18 18:43:53 -05001470 ls->dentry_name, repo->url);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001471 aborted = 1;
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001472 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001473 return;
1474 }
1475
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001476 o = parse_object(ref->old_sha1);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001477 if (!o) {
1478 fprintf(stderr,
1479 "Unable to parse object %s for remote ref %s\n",
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001480 sha1_to_hex(ref->old_sha1), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001481 aborted = 1;
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001482 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001483 return;
1484 }
1485
1486 len = strlen(ls->dentry_name) + 42;
1487 ref_info = xcalloc(len + 1, 1);
1488 sprintf(ref_info, "%s %s\n",
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001489 sha1_to_hex(ref->old_sha1), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001490 fwrite_buffer(ref_info, 1, len, buf);
1491 free(ref_info);
1492
Linus Torvalds19746322006-07-11 20:45:31 -07001493 if (o->type == OBJ_TAG) {
Nick Hengeveld197e8952006-03-10 20:18:18 -08001494 o = deref_tag(o, ls->dentry_name, 0);
1495 if (o) {
1496 len = strlen(ls->dentry_name) + 45;
1497 ref_info = xcalloc(len + 1, 1);
1498 sprintf(ref_info, "%s %s^{}\n",
1499 sha1_to_hex(o->sha1), ls->dentry_name);
1500 fwrite_buffer(ref_info, 1, len, buf);
1501 free(ref_info);
1502 }
1503 }
Daniel Barkalowc13b2632008-04-26 15:53:09 -04001504 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001505}
1506
1507static void update_remote_info_refs(struct remote_lock *lock)
1508{
Mike Hommey028c2972007-12-09 20:30:59 +01001509 struct buffer buffer = { STRBUF_INIT, 0 };
Nick Hengeveld197e8952006-03-10 20:18:18 -08001510 struct active_request_slot *slot;
1511 struct slot_results results;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +08001512 struct curl_slist *dav_headers;
Nick Hengeveld197e8952006-03-10 20:18:18 -08001513
Nick Hengeveld197e8952006-03-10 20:18:18 -08001514 remote_ls("refs/", (PROCESS_FILES | RECURSIVE),
Mike Hommey028c2972007-12-09 20:30:59 +01001515 add_remote_info_ref, &buffer.buf);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001516 if (!aborted) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +08001517 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001518
1519 slot = get_active_slot();
1520 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +08001521 curl_setup_http(slot->curl, lock->url, DAV_PUT,
1522 &buffer, fwrite_null);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001523 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001524
Nick Hengeveld197e8952006-03-10 20:18:18 -08001525 if (start_active_slot(slot)) {
1526 run_active_slot(slot);
1527 if (results.curl_result != CURLE_OK) {
1528 fprintf(stderr,
1529 "PUT error: curl result=%d, HTTP code=%ld\n",
1530 results.curl_result, results.http_code);
1531 }
1532 }
Nick Hengeveld197e8952006-03-10 20:18:18 -08001533 }
Mike Hommey028c2972007-12-09 20:30:59 +01001534 strbuf_release(&buffer.buf);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001535}
1536
1537static int remote_exists(const char *path)
1538{
Amos King7b5201a2009-03-18 18:43:53 -05001539 char *url = xmalloc(strlen(repo->url) + strlen(path) + 1);
Mike Hommey446b9412009-06-06 16:43:57 +08001540 int ret;
Nick Hengeveld197e8952006-03-10 20:18:18 -08001541
Amos King7b5201a2009-03-18 18:43:53 -05001542 sprintf(url, "%s%s", repo->url, path);
Nick Hengeveld197e8952006-03-10 20:18:18 -08001543
Jeff King1bbcc222013-09-28 04:31:23 -04001544 switch (http_get_strbuf(url, NULL, NULL)) {
Mike Hommey446b9412009-06-06 16:43:57 +08001545 case HTTP_OK:
1546 ret = 1;
1547 break;
1548 case HTTP_MISSING_TARGET:
1549 ret = 0;
1550 break;
1551 case HTTP_ERROR:
Jeff King4df13f62013-04-05 18:22:31 -04001552 error("unable to access '%s': %s", url, curl_errorstr);
Mike Hommey446b9412009-06-06 16:43:57 +08001553 default:
1554 ret = -1;
Nick Hengeveld197e8952006-03-10 20:18:18 -08001555 }
Mike Hommey3a462bc2007-12-10 22:36:11 +01001556 free(url);
1557 return ret;
Nick Hengeveld197e8952006-03-10 20:18:18 -08001558}
1559
Timo Hirvonen554fe202006-06-28 12:04:39 +03001560static void fetch_symref(const char *path, char **symref, unsigned char *sha1)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001561{
1562 char *url;
Mike Hommey028c2972007-12-09 20:30:59 +01001563 struct strbuf buffer = STRBUF_INIT;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001564
Amos King7b5201a2009-03-18 18:43:53 -05001565 url = xmalloc(strlen(repo->url) + strlen(path) + 1);
1566 sprintf(url, "%s%s", repo->url, path);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001567
Jeff King1bbcc222013-09-28 04:31:23 -04001568 if (http_get_strbuf(url, &buffer, NULL) != HTTP_OK)
Mike Hommey9af5abd2009-06-06 16:43:58 +08001569 die("Couldn't get %s for remote symref\n%s", url,
1570 curl_errorstr);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001571 free(url);
1572
Jim Meyering8e0f7002008-01-31 18:26:32 +01001573 free(*symref);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001574 *symref = NULL;
Junio C Hamanoa8e0d162006-08-23 13:57:23 -07001575 hashclr(sha1);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001576
Mike Hommey028c2972007-12-09 20:30:59 +01001577 if (buffer.len == 0)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001578 return;
1579
1580 /* If it's a symref, set the refname; otherwise try for a sha1 */
Christian Couder59556542013-11-30 21:55:40 +01001581 if (starts_with((char *)buffer.buf, "ref: ")) {
Mike Hommey028c2972007-12-09 20:30:59 +01001582 *symref = xmemdupz((char *)buffer.buf + 5, buffer.len - 6);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001583 } else {
Mike Hommey028c2972007-12-09 20:30:59 +01001584 get_sha1_hex(buffer.buf, sha1);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001585 }
1586
Mike Hommey028c2972007-12-09 20:30:59 +01001587 strbuf_release(&buffer);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001588}
1589
Nguyễn Thái Ngọc Duybaf18fc2011-09-17 21:57:45 +10001590static int verify_merge_base(unsigned char *head_sha1, struct ref *remote)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001591{
Nguyễn Thái Ngọc Duybaf18fc2011-09-17 21:57:45 +10001592 struct commit *head = lookup_commit_or_die(head_sha1, "HEAD");
1593 struct commit *branch = lookup_commit_or_die(remote->old_sha1, remote->name);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001594
Junio C Hamano65712252012-08-27 15:21:37 -07001595 return in_merge_bases(branch, head);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001596}
1597
Dan McGee2aab1672011-05-03 23:47:28 +08001598static int delete_remote_branch(const char *pattern, int force)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001599{
1600 struct ref *refs = remote_refs;
1601 struct ref *remote_ref = NULL;
1602 unsigned char head_sha1[20];
1603 char *symref = NULL;
1604 int match;
1605 int patlen = strlen(pattern);
1606 int i;
1607 struct active_request_slot *slot;
1608 struct slot_results results;
1609 char *url;
1610
1611 /* Find the remote branch(es) matching the specified branch name */
1612 for (match = 0; refs; refs = refs->next) {
1613 char *name = refs->name;
1614 int namelen = strlen(name);
1615 if (namelen < patlen ||
1616 memcmp(name + namelen - patlen, pattern, patlen))
1617 continue;
1618 if (namelen != patlen && name[namelen - patlen - 1] != '/')
1619 continue;
1620 match++;
1621 remote_ref = refs;
1622 }
1623 if (match == 0)
1624 return error("No remote branch matches %s", pattern);
1625 if (match != 1)
1626 return error("More than one remote branch matches %s",
1627 pattern);
1628
1629 /*
1630 * Remote HEAD must be a symref (not exactly foolproof; a remote
1631 * symlink to a symref will look like a symref)
1632 */
1633 fetch_symref("HEAD", &symref, head_sha1);
1634 if (!symref)
1635 return error("Remote HEAD is not a symref");
1636
1637 /* Remote branch must not be the remote HEAD */
Junio C Hamanocd2b8ae2011-08-25 14:46:52 -07001638 for (i = 0; symref && i < MAXDEPTH; i++) {
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001639 if (!strcmp(remote_ref->name, symref))
1640 return error("Remote branch %s is the current HEAD",
1641 remote_ref->name);
1642 fetch_symref(symref, &symref, head_sha1);
1643 }
1644
1645 /* Run extra sanity checks if delete is not forced */
1646 if (!force) {
1647 /* Remote HEAD must resolve to a known object */
1648 if (symref)
1649 return error("Remote HEAD symrefs too deep");
Clemens Buchacher0bf8c1f2009-05-31 12:36:10 +02001650 if (is_null_sha1(head_sha1))
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001651 return error("Unable to resolve remote HEAD");
1652 if (!has_sha1_file(head_sha1))
1653 return error("Remote HEAD resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", sha1_to_hex(head_sha1));
1654
1655 /* Remote branch must resolve to a known object */
Clemens Buchacher0bf8c1f2009-05-31 12:36:10 +02001656 if (is_null_sha1(remote_ref->old_sha1))
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001657 return error("Unable to resolve remote branch %s",
1658 remote_ref->name);
1659 if (!has_sha1_file(remote_ref->old_sha1))
1660 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));
1661
1662 /* Remote branch must be an ancestor of remote HEAD */
Nguyễn Thái Ngọc Duybaf18fc2011-09-17 21:57:45 +10001663 if (!verify_merge_base(head_sha1, remote_ref)) {
J. Bruce Fields00ae8282007-11-02 22:39:44 -04001664 return error("The branch '%s' is not an ancestor "
1665 "of your current HEAD.\n"
1666 "If you are sure you want to delete it,"
1667 " run:\n\t'git http-push -D %s %s'",
Amos King7b5201a2009-03-18 18:43:53 -05001668 remote_ref->name, repo->url, pattern);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001669 }
1670 }
1671
1672 /* Send delete request */
1673 fprintf(stderr, "Removing remote branch '%s'\n", remote_ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +01001674 if (dry_run)
1675 return 0;
Amos King7b5201a2009-03-18 18:43:53 -05001676 url = xmalloc(strlen(repo->url) + strlen(remote_ref->name) + 1);
1677 sprintf(url, "%s%s", repo->url, remote_ref->name);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001678 slot = get_active_slot();
1679 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +08001680 curl_setup_http_get(slot->curl, url, DAV_DELETE);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001681 if (start_active_slot(slot)) {
1682 run_active_slot(slot);
1683 free(url);
1684 if (results.curl_result != CURLE_OK)
Pete Wyckoff82247e92012-04-29 20:28:45 -04001685 return error("DELETE request failed (%d/%ld)",
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001686 results.curl_result, results.http_code);
1687 } else {
1688 free(url);
1689 return error("Unable to start DELETE request");
1690 }
1691
1692 return 0;
1693}
1694
Linus Torvalds2af202b2009-06-18 10:28:43 -07001695static void run_request_queue(void)
Tay Ray Chuan4f662502009-06-06 16:43:27 +08001696{
1697#ifdef USE_CURL_MULTI
1698 is_running_queue = 1;
1699 fill_active_slots();
1700 add_fill_function(NULL, fill_active_slot);
1701#endif
1702 do {
1703 finish_all_active_slots();
1704#ifdef USE_CURL_MULTI
1705 fill_active_slots();
1706#endif
1707 } while (request_queue_head && !aborted);
1708
1709#ifdef USE_CURL_MULTI
1710 is_running_queue = 0;
1711#endif
1712}
1713
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001714int main(int argc, char **argv)
1715{
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001716 struct transfer_request *request;
1717 struct transfer_request *next_request;
1718 int nr_refspec = 0;
1719 char **refspec = NULL;
Nick Hengeveld512d6322006-03-10 20:18:12 -08001720 struct remote_lock *ref_lock = NULL;
Nick Hengeveld197e8952006-03-10 20:18:18 -08001721 struct remote_lock *info_ref_lock = NULL;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001722 struct rev_info revs;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001723 int delete_branch = 0;
1724 int force_delete = 0;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -08001725 int objects_to_send;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001726 int rc = 0;
1727 int i;
Junio C Hamano8c9e7942006-03-21 15:49:05 -08001728 int new_refs;
Jay Soffian454e2022009-02-25 03:32:11 -05001729 struct ref *ref, *local_refs;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001730
Ævar Arnfjörð Bjarmason5e9637c2011-11-18 00:14:42 +01001731 git_setup_gettext();
1732
Steffen Prohaska2fb3f6d2009-01-18 13:00:12 +01001733 git_extract_argv0_path(argv[0]);
1734
Brian Gesiakf3d51ff2014-05-27 00:33:50 +09001735 repo = xcalloc(1, sizeof(*repo));
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001736
1737 argv++;
1738 for (i = 1; i < argc; i++, argv++) {
1739 char *arg = *argv;
1740
1741 if (*arg == '-') {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001742 if (!strcmp(arg, "--all")) {
Andy Whitcroft28b9d6e2007-11-09 23:32:10 +00001743 push_all = MATCH_REFS_ALL;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001744 continue;
1745 }
1746 if (!strcmp(arg, "--force")) {
1747 force_all = 1;
1748 continue;
1749 }
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -04001750 if (!strcmp(arg, "--dry-run")) {
1751 dry_run = 1;
1752 continue;
1753 }
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001754 if (!strcmp(arg, "--helper-status")) {
1755 helper_status = 1;
1756 continue;
1757 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001758 if (!strcmp(arg, "--verbose")) {
1759 push_verbosely = 1;
Tay Ray Chuane9176742009-06-06 16:43:41 +08001760 http_is_verbose = 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001761 continue;
1762 }
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001763 if (!strcmp(arg, "-d")) {
1764 delete_branch = 1;
1765 continue;
1766 }
1767 if (!strcmp(arg, "-D")) {
1768 delete_branch = 1;
1769 force_delete = 1;
1770 continue;
1771 }
Jonathan Nieder548d3462009-11-09 04:47:34 -06001772 if (!strcmp(arg, "-h"))
1773 usage(http_push_usage);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001774 }
Amos King7b5201a2009-03-18 18:43:53 -05001775 if (!repo->url) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001776 char *path = strstr(arg, "//");
Tay Ray Chuan1462d1a2010-11-25 16:21:09 +08001777 str_end_url_with_slash(arg, &repo->url);
1778 repo->path_len = strlen(repo->url);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001779 if (path) {
Amos King7b5201a2009-03-18 18:43:53 -05001780 repo->path = strchr(path+2, '/');
1781 if (repo->path)
1782 repo->path_len = strlen(repo->path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001783 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001784 continue;
1785 }
1786 refspec = argv;
1787 nr_refspec = argc - i;
1788 break;
1789 }
1790
Grégoire Barbierf8548242008-01-13 20:02:59 +01001791#ifndef USE_CURL_MULTI
1792 die("git-push is not available for http/https repository when not compiled with USE_CURL_MULTI");
1793#endif
1794
Amos King7b5201a2009-03-18 18:43:53 -05001795 if (!repo->url)
Nick Hengeveld3e9fabc2005-11-29 09:33:36 -08001796 usage(http_push_usage);
1797
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001798 if (delete_branch && nr_refspec != 1)
1799 die("You must specify only one branch name when deleting a remote branch");
1800
Jonathan Nieder548d3462009-11-09 04:47:34 -06001801 setup_git_directory();
1802
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001803 memset(remote_dir_exists, -1, 256);
Nick Hengeveld0dd276b2005-11-07 11:39:37 -08001804
Jeff Kinga4ddbc32011-12-13 19:11:56 -05001805 http_init(NULL, repo->url, 1);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001806
Tay Ray Chuan68862a32009-06-06 16:43:31 +08001807#ifdef USE_CURL_MULTI
Tay Ray Chuan4f662502009-06-06 16:43:27 +08001808 is_running_queue = 0;
Tay Ray Chuan68862a32009-06-06 16:43:31 +08001809#endif
Tay Ray Chuan4f662502009-06-06 16:43:27 +08001810
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001811 /* Verify DAV compliance/lock support */
Nick Hengeveldacf59572005-11-18 11:03:18 -08001812 if (!locking_available()) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001813 rc = 1;
1814 goto cleanup;
1815 }
1816
Jeff King57b235a2009-01-22 01:03:08 -05001817 sigchain_push_common(remove_locks_on_signal);
Clemens Buchacher6a491a12008-05-25 20:27:44 +02001818
Nick Hengeveld197e8952006-03-10 20:18:18 -08001819 /* Check whether the remote has server info files */
Amos King7b5201a2009-03-18 18:43:53 -05001820 repo->can_update_info_refs = 0;
1821 repo->has_info_refs = remote_exists("info/refs");
1822 repo->has_info_packs = remote_exists("objects/info/packs");
1823 if (repo->has_info_refs) {
Nick Hengeveld197e8952006-03-10 20:18:18 -08001824 info_ref_lock = lock_remote("info/refs", LOCK_TIME);
1825 if (info_ref_lock)
Amos King7b5201a2009-03-18 18:43:53 -05001826 repo->can_update_info_refs = 1;
Grégoire Barbier9bdbaba2008-01-19 16:22:48 +01001827 else {
Miklos Vajnad5c87cb2009-03-24 02:09:09 +01001828 error("cannot lock existing info/refs");
Grégoire Barbier9bdbaba2008-01-19 16:22:48 +01001829 rc = 1;
1830 goto cleanup;
1831 }
Nick Hengeveld197e8952006-03-10 20:18:18 -08001832 }
Amos King7b5201a2009-03-18 18:43:53 -05001833 if (repo->has_info_packs)
Nick Hengeveld197e8952006-03-10 20:18:18 -08001834 fetch_indices();
1835
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001836 /* Get a list of all local and remote heads to validate refspecs */
Jay Soffian454e2022009-02-25 03:32:11 -05001837 local_refs = get_local_heads();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001838 fprintf(stderr, "Fetching remote heads...\n");
1839 get_dav_remote_heads();
Tay Ray Chuan4f662502009-06-06 16:43:27 +08001840 run_request_queue();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001841
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001842 /* Remove a remote branch if -d or -D was specified */
1843 if (delete_branch) {
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001844 if (delete_remote_branch(refspec[0], force_delete) == -1) {
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001845 fprintf(stderr, "Unable to delete remote branch %s\n",
1846 refspec[0]);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001847 if (helper_status)
1848 printf("error %s cannot remove\n", refspec[0]);
1849 }
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -08001850 goto cleanup;
1851 }
1852
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001853 /* match them up */
Junio C Hamano29753cd2011-09-09 11:54:58 -07001854 if (match_push_refs(local_refs, &remote_refs,
1855 nr_refspec, (const char **) refspec, push_all)) {
Grégoire Barbier9116de52008-01-19 16:22:47 +01001856 rc = -1;
1857 goto cleanup;
1858 }
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001859 if (!remote_refs) {
1860 fprintf(stderr, "No refs in common and none specified; doing nothing.\n");
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001861 if (helper_status)
1862 printf("error null no match\n");
Grégoire Barbier9116de52008-01-19 16:22:47 +01001863 rc = 0;
1864 goto cleanup;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001865 }
1866
Junio C Hamano8c9e7942006-03-21 15:49:05 -08001867 new_refs = 0;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001868 for (ref = remote_refs; ref; ref = ref->next) {
1869 char old_hex[60], *new_hex;
Nguyễn Thái Ngọc Duya80aad72009-05-21 19:32:44 +10001870 const char *commit_argv[5];
Junio C Hamano8c9e7942006-03-21 15:49:05 -08001871 int commit_argc;
1872 char *new_sha1_hex, *old_sha1_hex;
1873
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001874 if (!ref->peer_ref)
1875 continue;
Clemens Buchacher6eaf4062008-02-27 20:27:53 +01001876
Clemens Buchacher0bf8c1f2009-05-31 12:36:10 +02001877 if (is_null_sha1(ref->peer_ref->new_sha1)) {
Clemens Buchacher6eaf4062008-02-27 20:27:53 +01001878 if (delete_remote_branch(ref->name, 1) == -1) {
1879 error("Could not remove %s", ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001880 if (helper_status)
1881 printf("error %s cannot remove\n", ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +01001882 rc = -4;
1883 }
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001884 else if (helper_status)
1885 printf("ok %s\n", ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +01001886 new_refs++;
1887 continue;
1888 }
1889
David Rientjesa89fccd2006-08-17 11:54:57 -07001890 if (!hashcmp(ref->old_sha1, ref->peer_ref->new_sha1)) {
Tay Ray Chuanb5e59982010-03-02 18:49:27 +08001891 if (push_verbosely)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001892 fprintf(stderr, "'%s': up-to-date\n", ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001893 if (helper_status)
1894 printf("ok %s up to date\n", ref->name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001895 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001896 }
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001897
1898 if (!force_all &&
Clemens Buchacher0bf8c1f2009-05-31 12:36:10 +02001899 !is_null_sha1(ref->old_sha1) &&
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001900 !ref->force) {
1901 if (!has_sha1_file(ref->old_sha1) ||
1902 !ref_newer(ref->peer_ref->new_sha1,
1903 ref->old_sha1)) {
J. Bruce Fields00ae8282007-11-02 22:39:44 -04001904 /*
1905 * We do not have the remote ref, or
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001906 * we know that the remote ref is not
1907 * an ancestor of what we are trying to
1908 * push. Either way this can be losing
1909 * commits at the remote end and likely
1910 * we were not up to date to begin with.
1911 */
J. Bruce Fields00ae8282007-11-02 22:39:44 -04001912 error("remote '%s' is not an ancestor of\n"
1913 "local '%s'.\n"
1914 "Maybe you are not up-to-date and "
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001915 "need to pull first?",
1916 ref->name,
1917 ref->peer_ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001918 if (helper_status)
1919 printf("error %s non-fast forward\n", ref->name);
Nick Hengeveld1a703cb2006-03-10 20:18:33 -08001920 rc = -2;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001921 continue;
1922 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001923 }
Shawn Pearcee7024962006-08-23 02:49:00 -04001924 hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001925 new_refs++;
1926 strcpy(old_hex, sha1_to_hex(ref->old_sha1));
1927 new_hex = sha1_to_hex(ref->new_sha1);
1928
1929 fprintf(stderr, "updating '%s'", ref->name);
1930 if (strcmp(ref->name, ref->peer_ref->name))
1931 fprintf(stderr, " using '%s'", ref->peer_ref->name);
1932 fprintf(stderr, "\n from %s\n to %s\n", old_hex, new_hex);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001933 if (dry_run) {
1934 if (helper_status)
1935 printf("ok %s\n", ref->name);
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -04001936 continue;
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001937 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001938
1939 /* Lock remote branch ref */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001940 ref_lock = lock_remote(ref->name, LOCK_TIME);
1941 if (ref_lock == NULL) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001942 fprintf(stderr, "Unable to lock remote branch %s\n",
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001943 ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001944 if (helper_status)
1945 printf("error %s lock error\n", ref->name);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001946 rc = 1;
1947 continue;
1948 }
1949
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001950 /* Set up revision info for this refspec */
Junio C Hamano8c9e7942006-03-21 15:49:05 -08001951 commit_argc = 3;
Shawn Pearce9befac42006-09-02 00:16:31 -04001952 new_sha1_hex = xstrdup(sha1_to_hex(ref->new_sha1));
Junio C Hamano8c9e7942006-03-21 15:49:05 -08001953 old_sha1_hex = NULL;
Nick Hengeveld5241bfe2006-03-10 20:17:55 -08001954 commit_argv[1] = "--objects";
1955 commit_argv[2] = new_sha1_hex;
Clemens Buchacher0bf8c1f2009-05-31 12:36:10 +02001956 if (!push_all && !is_null_sha1(ref->old_sha1)) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001957 old_sha1_hex = xmalloc(42);
1958 sprintf(old_sha1_hex, "^%s",
1959 sha1_to_hex(ref->old_sha1));
Nick Hengeveld5241bfe2006-03-10 20:17:55 -08001960 commit_argv[3] = old_sha1_hex;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001961 commit_argc++;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001962 }
Nguyễn Thái Ngọc Duya80aad72009-05-21 19:32:44 +10001963 commit_argv[commit_argc] = NULL;
Linus Torvaldsdb6296a2006-07-28 21:21:48 -07001964 init_revisions(&revs, setup_git_directory());
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001965 setup_revisions(commit_argc, commit_argv, &revs, NULL);
Junio C Hamanod633c882008-06-07 11:39:20 -07001966 revs.edge_hint = 0; /* just in case */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001967 free(new_sha1_hex);
1968 if (old_sha1_hex) {
1969 free(old_sha1_hex);
1970 commit_argv[1] = NULL;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001971 }
1972
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001973 /* Generate a list of objects that need to be pushed */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001974 pushing = 0;
Martin Koegler3d51e1b2008-02-18 08:31:56 +01001975 if (prepare_revision_walk(&revs))
1976 die("revision walk setup failed");
Nguyễn Thái Ngọc Duye76a5fb2013-08-16 16:52:06 +07001977 mark_edges_uninteresting(&revs, NULL);
Nick Hengeveld1a703cb2006-03-10 20:18:33 -08001978 objects_to_send = get_delta(&revs, ref_lock);
Nick Hengeveld29508e12005-11-18 11:02:58 -08001979 finish_all_active_slots();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001980
1981 /* Push missing objects to remote, this would be a
1982 convenient time to pack them first if appropriate. */
1983 pushing = 1;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -08001984 if (objects_to_send)
1985 fprintf(stderr, " sending %d objects\n",
1986 objects_to_send);
Tay Ray Chuan4f662502009-06-06 16:43:27 +08001987
1988 run_request_queue();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001989
1990 /* Update the remote branch if all went well */
Johannes Schindelin7fea9c52008-02-14 23:26:12 +00001991 if (aborted || !update_remote(ref->new_sha1, ref_lock))
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001992 rc = 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08001993
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001994 if (!rc)
1995 fprintf(stderr, " done\n");
Shawn O. Pearceae4efe12009-10-30 17:47:30 -07001996 if (helper_status)
1997 printf("%s %s\n", !rc ? "ok" : "error", ref->name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -08001998 unlock_remote(ref_lock);
Nick Hengeveld512d6322006-03-10 20:18:12 -08001999 check_locks();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08002000 }
2001
Nick Hengeveld197e8952006-03-10 20:18:18 -08002002 /* Update remote server info if appropriate */
Amos King7b5201a2009-03-18 18:43:53 -05002003 if (repo->has_info_refs && new_refs) {
2004 if (info_ref_lock && repo->can_update_info_refs) {
Nick Hengeveld197e8952006-03-10 20:18:18 -08002005 fprintf(stderr, "Updating remote server info\n");
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -04002006 if (!dry_run)
2007 update_remote_info_refs(info_ref_lock);
Nick Hengeveld197e8952006-03-10 20:18:18 -08002008 } else {
2009 fprintf(stderr, "Unable to update server info\n");
2010 }
2011 }
Nick Hengeveld197e8952006-03-10 20:18:18 -08002012
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08002013 cleanup:
Grégoire Barbier9116de52008-01-19 16:22:47 +01002014 if (info_ref_lock)
2015 unlock_remote(info_ref_lock);
Amos King7b5201a2009-03-18 18:43:53 -05002016 free(repo);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08002017
Nick Hengeveld29508e12005-11-18 11:02:58 -08002018 http_cleanup();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08002019
2020 request = request_queue_head;
2021 while (request != NULL) {
2022 next_request = request->next;
2023 release_request(request);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08002024 request = next_request;
2025 }
2026
Nick Hengeveld58e60dd2005-11-02 11:19:24 -08002027 return rc;
2028}