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googlers / jrn / git / 59e1205d167c9acc17114a2f96425325470b1db8 / . / http-push.c
blob: 6a4a43e07f2cd43ad3b34b409de69d1903fb6fd9 [file] [log] [blame]
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1#include "cache.h"
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]2#include "repository.h"
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]3#include "commit.h"
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]4#include "tag.h"
5#include "blob.h"
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]6#include "http.h"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]7#include "refs.h"
Junio C Hamanoc4e05b12006-04-10 18:14:54 -0700[diff] [blame]8#include "diff.h"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]9#include "revision.h"
Stefan Bellerd807c4a2018-04-10 14:26:18 -0700[diff] [blame]10#include "exec-cmd.h"
Daniel Barkalow6b628162007-05-12 11:45:59 -0400[diff] [blame]11#include "remote.h"
Junio C Hamanod633c882008-06-07 11:39:20 -0700[diff] [blame]12#include "list-objects.h"
Jeff King4a16d072009-01-22 01:02:35 -0500[diff] [blame]13#include "sigchain.h"
Jeff Kingdbbcd442020-07-28 16:23:39 -0400[diff] [blame]14#include "strvec.h"
Jonathan Tand6fe0032017-08-18 15:20:34 -0700[diff] [blame]15#include "packfile.h"
Stefan Bellera80d72d2018-03-23 18:20:59 +0100[diff] [blame]16#include "object-store.h"
Derrick Stolee64043552018-07-20 16:33:04 +0000[diff] [blame]17#include "commit-reach.h"
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]18
Matt Kraai081fd8d2013-02-11 14:03:45 -0800[diff] [blame]19#ifdef EXPAT_NEEDS_XMLPARSE_H
20#include <xmlparse.h>
21#else
Paul Collinsbee8e792005-11-06 21:07:45 +0000[diff] [blame]22#include <expat.h>
Matt Kraai081fd8d2013-02-11 14:03:45 -0800[diff] [blame]23#endif
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]24
25static const char http_push_usage[] =
Stephan Beyer1b1dd232008-07-13 15:36:15 +0200[diff] [blame]26"git http-push [--all] [--dry-run] [--force] [--verbose] <remote> [<head>...]\n";
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]27
Johannes Schindelin92e2eb92005-11-07 19:23:11 +0100[diff] [blame]28#ifndef XML_STATUS_OK
29enum XML_Status {
30 XML_STATUS_OK = 1,
31 XML_STATUS_ERROR = 0
32};
33#define XML_STATUS_OK 1
34#define XML_STATUS_ERROR 0
35#endif
36
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]37#define PREV_BUF_SIZE 4096
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]38
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]39/* DAV methods */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]40#define DAV_LOCK "LOCK"
41#define DAV_MKCOL "MKCOL"
42#define DAV_MOVE "MOVE"
43#define DAV_PROPFIND "PROPFIND"
44#define DAV_PUT "PUT"
45#define DAV_UNLOCK "UNLOCK"
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]46#define DAV_DELETE "DELETE"
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]47
48/* DAV lock flags */
49#define DAV_PROP_LOCKWR (1u << 0)
50#define DAV_PROP_LOCKEX (1u << 1)
51#define DAV_LOCK_OK (1u << 2)
52
53/* DAV XML properties */
54#define DAV_CTX_LOCKENTRY ".multistatus.response.propstat.prop.supportedlock.lockentry"
55#define DAV_CTX_LOCKTYPE_WRITE ".multistatus.response.propstat.prop.supportedlock.lockentry.locktype.write"
56#define DAV_CTX_LOCKTYPE_EXCLUSIVE ".multistatus.response.propstat.prop.supportedlock.lockentry.lockscope.exclusive"
57#define DAV_ACTIVELOCK_OWNER ".prop.lockdiscovery.activelock.owner.href"
58#define DAV_ACTIVELOCK_TIMEOUT ".prop.lockdiscovery.activelock.timeout"
59#define DAV_ACTIVELOCK_TOKEN ".prop.lockdiscovery.activelock.locktoken.href"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]60#define DAV_PROPFIND_RESP ".multistatus.response"
61#define DAV_PROPFIND_NAME ".multistatus.response.href"
62#define DAV_PROPFIND_COLLECTION ".multistatus.response.propstat.prop.resourcetype.collection"
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]63
64/* DAV request body templates */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]65#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>"
66#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 -0800[diff] [blame]67#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>"
68
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]69#define LOCK_TIME 600
70#define LOCK_REFRESH 30
71
Nguyễn Thái Ngọc Duy208acbf2014-03-25 20:23:26 +0700[diff] [blame]72/* Remember to update object flag allocation in object.h */
brian m. carlson64472d12020-06-23 21:52:20 +0000[diff] [blame]73#define LOCAL (1u<<11)
74#define REMOTE (1u<<12)
75#define FETCHING (1u<<13)
76#define PUSHING (1u<<14)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]77
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]78/* We allow "recursive" symbolic refs. Only within reason, though */
79#define MAXDEPTH 5
80
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]81static int pushing;
82static int aborted;
Nick Hengevelda3c57c92006-03-20 11:50:51 -0800[diff] [blame]83static signed char remote_dir_exists[256];
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]84
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]85static int push_verbosely;
Andy Whitcroft28b9d6e2007-11-09 23:32:10 +0000[diff] [blame]86static int push_all = MATCH_REFS_NONE;
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]87static int force_all;
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]88static int dry_run;
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]89static int helper_status;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]90
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]91static struct object_list *objects;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]92
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]93struct repo {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]94 char *url;
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +0300[diff] [blame]95 char *path;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]96 int path_len;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]97 int has_info_refs;
98 int can_update_info_refs;
99 int has_info_packs;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]100 struct packed_git *packs;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]101 struct remote_lock *locks;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]102};
103
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]104static struct repo *repo;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]105
106enum transfer_state {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]107 NEED_FETCH,
108 RUN_FETCH_LOOSE,
109 RUN_FETCH_PACKED,
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]110 NEED_PUSH,
111 RUN_MKCOL,
112 RUN_PUT,
113 RUN_MOVE,
114 ABORTED,
Gary V. Vaughan4b055482010-05-14 09:31:35 +0000[diff] [blame]115 COMPLETE
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]116};
117
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]118struct transfer_request {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]119 struct object *obj;
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]120 struct packed_git *target;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]121 char *url;
122 char *dest;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]123 struct remote_lock *lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]124 struct curl_slist *headers;
125 struct buffer buffer;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]126 enum transfer_state state;
127 CURLcode curl_result;
128 char errorstr[CURL_ERROR_SIZE];
129 long http_code;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]130 void *userData;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]131 struct active_request_slot *slot;
132 struct transfer_request *next;
133};
134
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]135static struct transfer_request *request_queue_head;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]136
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]137struct xml_ctx {
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]138 char *name;
139 int len;
140 char *cdata;
141 void (*userFunc)(struct xml_ctx *ctx, int tag_closed);
142 void *userData;
143};
144
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]145struct remote_lock {
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]146 char *url;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]147 char *owner;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]148 char *token;
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]149 char tmpfile_suffix[GIT_MAX_HEXSZ + 1];
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]150 time_t start_time;
151 long timeout;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]152 int refreshing;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]153 struct remote_lock *next;
154};
155
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]156/* Flags that control remote_ls processing */
157#define PROCESS_FILES (1u << 0)
158#define PROCESS_DIRS (1u << 1)
159#define RECURSIVE (1u << 2)
160
161/* Flags that remote_ls passes to callback functions */
162#define IS_DIR (1u << 0)
163
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]164struct remote_ls_ctx {
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]165 char *path;
166 void (*userFunc)(struct remote_ls_ctx *ls);
167 void *userData;
168 int flags;
169 char *dentry_name;
170 int dentry_flags;
171 struct remote_ls_ctx *parent;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]172};
173
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]174/* get_dav_token_headers options */
175enum dav_header_flag {
176 DAV_HEADER_IF = (1u << 0),
177 DAV_HEADER_LOCK = (1u << 1),
178 DAV_HEADER_TIMEOUT = (1u << 2)
179};
180
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]181static char *xml_entities(const char *s)
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]182{
183 struct strbuf buf = STRBUF_INIT;
Michael Haggerty37141f22012-11-25 12:08:35 +0100[diff] [blame]184 strbuf_addstr_xml_quoted(&buf, s);
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]185 return strbuf_detach(&buf, NULL);
186}
187
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]188static void curl_setup_http_get(CURL *curl, const char *url,
189 const char *custom_req)
190{
191 curl_easy_setopt(curl, CURLOPT_HTTPGET, 1);
192 curl_easy_setopt(curl, CURLOPT_URL, url);
193 curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, custom_req);
194 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, fwrite_null);
195}
196
197static void curl_setup_http(CURL *curl, const char *url,
198 const char *custom_req, struct buffer *buffer,
199 curl_write_callback write_fn)
200{
201 curl_easy_setopt(curl, CURLOPT_PUT, 1);
202 curl_easy_setopt(curl, CURLOPT_URL, url);
203 curl_easy_setopt(curl, CURLOPT_INFILE, buffer);
204 curl_easy_setopt(curl, CURLOPT_INFILESIZE, buffer->buf.len);
205 curl_easy_setopt(curl, CURLOPT_READFUNCTION, fread_buffer);
206#ifndef NO_CURL_IOCTL
207 curl_easy_setopt(curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer);
Abbaad Haider479eaa82014-07-05 20:43:48 -0400[diff] [blame]208 curl_easy_setopt(curl, CURLOPT_IOCTLDATA, buffer);
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]209#endif
210 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_fn);
211 curl_easy_setopt(curl, CURLOPT_NOBODY, 0);
212 curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, custom_req);
213 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1);
214}
215
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]216static struct curl_slist *get_dav_token_headers(struct remote_lock *lock, enum dav_header_flag options)
217{
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]218 struct strbuf buf = STRBUF_INIT;
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]219 struct curl_slist *dav_headers = http_copy_default_headers();
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]220
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]221 if (options & DAV_HEADER_IF) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]222 strbuf_addf(&buf, "If: (<%s>)", lock->token);
223 dav_headers = curl_slist_append(dav_headers, buf.buf);
224 strbuf_reset(&buf);
225 }
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]226 if (options & DAV_HEADER_LOCK) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]227 strbuf_addf(&buf, "Lock-Token: <%s>", lock->token);
228 dav_headers = curl_slist_append(dav_headers, buf.buf);
229 strbuf_reset(&buf);
230 }
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]231 if (options & DAV_HEADER_TIMEOUT) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]232 strbuf_addf(&buf, "Timeout: Second-%ld", lock->timeout);
233 dav_headers = curl_slist_append(dav_headers, buf.buf);
234 strbuf_reset(&buf);
235 }
236 strbuf_release(&buf);
237
238 return dav_headers;
239}
240
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]241static void finish_request(struct transfer_request *request);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]242static void release_request(struct transfer_request *request);
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]243
244static void process_response(void *callback_data)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]245{
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]246 struct transfer_request *request =
247 (struct transfer_request *)callback_data;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]248
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]249 finish_request(request);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]250}
251
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]252#ifdef USE_CURL_MULTI
Junio C Hamanodcdb3332009-02-02 22:24:40 -0800[diff] [blame]253
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]254static void start_fetch_loose(struct transfer_request *request)
255{
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]256 struct active_request_slot *slot;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]257 struct http_object_request *obj_req;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]258
Jeff Kingf0be0db2019-01-07 03:34:40 -0500[diff] [blame]259 obj_req = new_http_object_request(repo->url, &request->obj->oid);
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]260 if (obj_req == NULL) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]261 request->state = ABORTED;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]262 return;
263 }
264
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]265 slot = obj_req->slot;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]266 slot->callback_func = process_response;
267 slot->callback_data = request;
268 request->slot = slot;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]269 request->userData = obj_req;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]270
271 /* Try to get the request started, abort the request on error */
272 request->state = RUN_FETCH_LOOSE;
273 if (!start_active_slot(slot)) {
274 fprintf(stderr, "Unable to start GET request\n");
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]275 repo->can_update_info_refs = 0;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]276 release_http_object_request(obj_req);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]277 release_request(request);
278 }
279}
280
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]281static void start_mkcol(struct transfer_request *request)
282{
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]283 char *hex = oid_to_hex(&request->obj->oid);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]284 struct active_request_slot *slot;
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]285
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]286 request->url = get_remote_object_url(repo->url, hex, 1);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]287
288 slot = get_active_slot();
289 slot->callback_func = process_response;
290 slot->callback_data = request;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]291 curl_setup_http_get(slot->curl, request->url, DAV_MKCOL);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]292 curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]293
294 if (start_active_slot(slot)) {
295 request->slot = slot;
296 request->state = RUN_MKCOL;
297 } else {
298 request->state = ABORTED;
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]299 FREE_AND_NULL(request->url);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]300 }
301}
302#endif
303
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]304static void start_fetch_packed(struct transfer_request *request)
305{
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]306 struct packed_git *target;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]307
308 struct transfer_request *check_request = request_queue_head;
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]309 struct http_pack_request *preq;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]310
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]311 target = find_sha1_pack(request->obj->oid.hash, repo->packs);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]312 if (!target) {
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]313 fprintf(stderr, "Unable to fetch %s, will not be able to update server info refs\n", oid_to_hex(&request->obj->oid));
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]314 repo->can_update_info_refs = 0;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]315 release_request(request);
316 return;
317 }
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]318 close_pack_index(target);
319 request->target = target;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]320
brian m. carlson538b1522019-02-19 00:05:03 +0000[diff] [blame]321 fprintf(stderr, "Fetching pack %s\n",
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]322 hash_to_hex(target->hash));
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]323 fprintf(stderr, " which contains %s\n", oid_to_hex(&request->obj->oid));
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]324
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]325 preq = new_http_pack_request(target->hash, repo->url);
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]326 if (preq == NULL) {
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]327 repo->can_update_info_refs = 0;
328 return;
329 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]330
331 /* Make sure there isn't another open request for this pack */
332 while (check_request) {
333 if (check_request->state == RUN_FETCH_PACKED &&
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]334 !strcmp(check_request->url, preq->url)) {
335 release_http_pack_request(preq);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]336 release_request(request);
337 return;
338 }
339 check_request = check_request->next;
340 }
341
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]342 preq->slot->callback_func = process_response;
343 preq->slot->callback_data = request;
344 request->slot = preq->slot;
345 request->userData = preq;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]346
347 /* Try to get the request started, abort the request on error */
348 request->state = RUN_FETCH_PACKED;
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]349 if (!start_active_slot(preq->slot)) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]350 fprintf(stderr, "Unable to start GET request\n");
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]351 release_http_pack_request(preq);
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]352 repo->can_update_info_refs = 0;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]353 release_request(request);
354 }
355}
356
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]357static void start_put(struct transfer_request *request)
358{
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]359 char *hex = oid_to_hex(&request->obj->oid);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]360 struct active_request_slot *slot;
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800[diff] [blame]361 struct strbuf buf = STRBUF_INIT;
Nicolas Pitre21666f12007-02-26 14:55:59 -0500[diff] [blame]362 enum object_type type;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]363 char hdr[50];
364 void *unpacked;
365 unsigned long len;
366 int hdrlen;
367 ssize_t size;
Junio C Hamanoef49a7a2011-06-10 11:52:15 -0700[diff] [blame]368 git_zstream stream;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]369
brian m. carlsonb4f5aca2018-03-12 02:27:53 +0000[diff] [blame]370 unpacked = read_object_file(&request->obj->oid, &type, &len);
Torsten Bögershausenca473ce2018-11-11 08:05:04 +0100[diff] [blame]371 hdrlen = xsnprintf(hdr, sizeof(hdr), "%s %"PRIuMAX , type_name(type), (uintmax_t)len) + 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]372
373 /* Set it up */
Junio C Hamano55bb5c92011-06-10 10:55:10 -0700[diff] [blame]374 git_deflate_init(&stream, zlib_compression_level);
Junio C Hamano225a6f12011-06-10 11:18:17 -0700[diff] [blame]375 size = git_deflate_bound(&stream, len + hdrlen);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]376 strbuf_init(&request->buffer.buf, size);
377 request->buffer.posn = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]378
379 /* Compress it */
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]380 stream.next_out = (unsigned char *)request->buffer.buf.buf;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]381 stream.avail_out = size;
382
383 /* First header.. */
384 stream.next_in = (void *)hdr;
385 stream.avail_in = hdrlen;
Junio C Hamano55bb5c92011-06-10 10:55:10 -0700[diff] [blame]386 while (git_deflate(&stream, 0) == Z_OK)
387 ; /* nothing */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]388
389 /* Then the data itself.. */
390 stream.next_in = unpacked;
391 stream.avail_in = len;
Junio C Hamano55bb5c92011-06-10 10:55:10 -0700[diff] [blame]392 while (git_deflate(&stream, Z_FINISH) == Z_OK)
393 ; /* nothing */
394 git_deflate_end(&stream);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]395 free(unpacked);
396
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]397 request->buffer.buf.len = stream.total_out;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]398
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800[diff] [blame]399 strbuf_addstr(&buf, "Destination: ");
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]400 append_remote_object_url(&buf, repo->url, hex, 0);
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800[diff] [blame]401 request->dest = strbuf_detach(&buf, NULL);
402
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]403 append_remote_object_url(&buf, repo->url, hex, 0);
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]404 strbuf_add(&buf, request->lock->tmpfile_suffix, the_hash_algo->hexsz + 1);
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800[diff] [blame]405 request->url = strbuf_detach(&buf, NULL);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]406
407 slot = get_active_slot();
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]408 slot->callback_func = process_response;
409 slot->callback_data = request;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]410 curl_setup_http(slot->curl, request->url, DAV_PUT,
411 &request->buffer, fwrite_null);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]412
413 if (start_active_slot(slot)) {
414 request->slot = slot;
415 request->state = RUN_PUT;
416 } else {
417 request->state = ABORTED;
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]418 FREE_AND_NULL(request->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]419 }
420}
421
422static void start_move(struct transfer_request *request)
423{
424 struct active_request_slot *slot;
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]425 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]426
427 slot = get_active_slot();
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]428 slot->callback_func = process_response;
429 slot->callback_data = request;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]430 curl_setup_http_get(slot->curl, request->url, DAV_MOVE);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]431 dav_headers = curl_slist_append(dav_headers, request->dest);
432 dav_headers = curl_slist_append(dav_headers, "Overwrite: T");
433 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]434
435 if (start_active_slot(slot)) {
436 request->slot = slot;
437 request->state = RUN_MOVE;
438 } else {
439 request->state = ABORTED;
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]440 FREE_AND_NULL(request->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]441 }
442}
443
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]444static int refresh_lock(struct remote_lock *lock)
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]445{
446 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]447 struct slot_results results;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]448 struct curl_slist *dav_headers;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]449 int rc = 0;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]450
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]451 lock->refreshing = 1;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]452
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]453 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF | DAV_HEADER_TIMEOUT);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]454
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]455 slot = get_active_slot();
456 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]457 curl_setup_http_get(slot->curl, lock->url, DAV_LOCK);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]458 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]459
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]460 if (start_active_slot(slot)) {
461 run_active_slot(slot);
462 if (results.curl_result != CURLE_OK) {
463 fprintf(stderr, "LOCK HTTP error %ld\n",
464 results.http_code);
465 } else {
466 lock->start_time = time(NULL);
467 rc = 1;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]468 }
469 }
470
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]471 lock->refreshing = 0;
472 curl_slist_free_all(dav_headers);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]473
474 return rc;
475}
476
Rene Scharfeec26b4d2006-04-02 13:13:10 +0200[diff] [blame]477static void check_locks(void)
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]478{
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]479 struct remote_lock *lock = repo->locks;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]480 time_t current_time = time(NULL);
481 int time_remaining;
482
483 while (lock) {
484 time_remaining = lock->start_time + lock->timeout -
485 current_time;
486 if (!lock->refreshing && time_remaining < LOCK_REFRESH) {
487 if (!refresh_lock(lock)) {
488 fprintf(stderr,
489 "Unable to refresh lock for %s\n",
490 lock->url);
491 aborted = 1;
492 return;
493 }
494 }
495 lock = lock->next;
496 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]497}
498
499static void release_request(struct transfer_request *request)
500{
501 struct transfer_request *entry = request_queue_head;
502
503 if (request == request_queue_head) {
504 request_queue_head = request->next;
505 } else {
René Scharfe5cc6a4b2019-10-13 14:49:17 +0200[diff] [blame]506 while (entry && entry->next != request)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]507 entry = entry->next;
René Scharfe5cc6a4b2019-10-13 14:49:17 +0200[diff] [blame]508 if (entry)
509 entry->next = request->next;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]510 }
511
Jim Meyering8e0f7002008-01-31 18:26:32 +0100[diff] [blame]512 free(request->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]513 free(request);
514}
515
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]516static void finish_request(struct transfer_request *request)
517{
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]518 struct http_pack_request *preq;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]519 struct http_object_request *obj_req;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]520
521 request->curl_result = request->slot->curl_result;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]522 request->http_code = request->slot->http_code;
523 request->slot = NULL;
524
525 /* Keep locks active */
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]526 check_locks();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]527
528 if (request->headers != NULL)
529 curl_slist_free_all(request->headers);
530
Carlo Marcelo Arenas Belón9dde06d2019-05-14 14:11:17 -0700[diff] [blame]531 /* URL is reused for MOVE after PUT and used during FETCH */
532 if (request->state != RUN_PUT && request->state != RUN_FETCH_PACKED) {
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]533 FREE_AND_NULL(request->url);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]534 }
535
536 if (request->state == RUN_MKCOL) {
537 if (request->curl_result == CURLE_OK ||
538 request->http_code == 405) {
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]539 remote_dir_exists[request->obj->oid.hash[0]] = 1;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]540 start_put(request);
541 } else {
542 fprintf(stderr, "MKCOL %s failed, aborting (%d/%ld)\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]543 oid_to_hex(&request->obj->oid),
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]544 request->curl_result, request->http_code);
545 request->state = ABORTED;
546 aborted = 1;
547 }
548 } else if (request->state == RUN_PUT) {
549 if (request->curl_result == CURLE_OK) {
550 start_move(request);
551 } else {
552 fprintf(stderr, "PUT %s failed, aborting (%d/%ld)\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]553 oid_to_hex(&request->obj->oid),
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]554 request->curl_result, request->http_code);
555 request->state = ABORTED;
556 aborted = 1;
557 }
558 } else if (request->state == RUN_MOVE) {
559 if (request->curl_result == CURLE_OK) {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]560 if (push_verbosely)
561 fprintf(stderr, " sent %s\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]562 oid_to_hex(&request->obj->oid));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]563 request->obj->flags |= REMOTE;
564 release_request(request);
565 } else {
566 fprintf(stderr, "MOVE %s failed, aborting (%d/%ld)\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]567 oid_to_hex(&request->obj->oid),
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]568 request->curl_result, request->http_code);
569 request->state = ABORTED;
570 aborted = 1;
571 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]572 } else if (request->state == RUN_FETCH_LOOSE) {
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]573 obj_req = (struct http_object_request *)request->userData;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]574
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]575 if (finish_http_object_request(obj_req) == 0)
576 if (obj_req->rename == 0)
577 request->obj->flags |= (LOCAL | REMOTE);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]578
579 /* Try fetching packed if necessary */
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]580 if (request->obj->flags & LOCAL) {
581 release_http_object_request(obj_req);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]582 release_request(request);
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]583 } else
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]584 start_fetch_packed(request);
585
586 } else if (request->state == RUN_FETCH_PACKED) {
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]587 int fail = 1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]588 if (request->curl_result != CURLE_OK) {
589 fprintf(stderr, "Unable to get pack file %s\n%s",
590 request->url, curl_errorstr);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]591 } else {
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]592 preq = (struct http_pack_request *)request->userData;
Shawn O. Pearce1c23d792007-01-09 20:04:52 -0500[diff] [blame]593
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]594 if (preq) {
Tay Ray Chuan609621a2009-10-30 17:47:20 -0700[diff] [blame]595 if (finish_http_pack_request(preq) == 0)
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]596 fail = 0;
597 release_http_pack_request(preq);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]598 }
599 }
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]600 if (fail)
601 repo->can_update_info_refs = 0;
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]602 else
603 http_install_packfile(request->target, &repo->packs);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]604 release_request(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]605 }
606}
607
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700[diff] [blame]608#ifdef USE_CURL_MULTI
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]609static int is_running_queue;
Daniel Barkalowfc57b6a2007-09-10 23:02:34 -0400[diff] [blame]610static int fill_active_slot(void *unused)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]611{
Benjamin Kramer8e24cba2009-03-15 22:01:20 +0100[diff] [blame]612 struct transfer_request *request;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]613
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]614 if (aborted || !is_running_queue)
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]615 return 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]616
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]617 for (request = request_queue_head; request; request = request->next) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]618 if (request->state == NEED_FETCH) {
619 start_fetch_loose(request);
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]620 return 1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]621 } else if (pushing && request->state == NEED_PUSH) {
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]622 if (remote_dir_exists[request->obj->oid.hash[0]] == 1) {
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800[diff] [blame]623 start_put(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]624 } else {
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800[diff] [blame]625 start_mkcol(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]626 }
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]627 return 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]628 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]629 }
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]630 return 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]631}
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700[diff] [blame]632#endif
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]633
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]634static void get_remote_object_list(unsigned char parent);
635
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]636static void add_fetch_request(struct object *obj)
637{
638 struct transfer_request *request;
639
640 check_locks();
641
642 /*
643 * Don't fetch the object if it's known to exist locally
644 * or is already in the request queue
645 */
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]646 if (remote_dir_exists[obj->oid.hash[0]] == -1)
647 get_remote_object_list(obj->oid.hash[0]);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]648 if (obj->flags & (LOCAL | FETCHING))
649 return;
650
651 obj->flags |= FETCHING;
652 request = xmalloc(sizeof(*request));
653 request->obj = obj;
654 request->url = NULL;
655 request->lock = NULL;
656 request->headers = NULL;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]657 request->state = NEED_FETCH;
658 request->next = request_queue_head;
659 request_queue_head = request;
660
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700[diff] [blame]661#ifdef USE_CURL_MULTI
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]662 fill_active_slots();
663 step_active_slots();
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700[diff] [blame]664#endif
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]665}
666
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]667static int add_send_request(struct object *obj, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]668{
Stefan Beller3def06e2013-07-18 23:35:26 +0200[diff] [blame]669 struct transfer_request *request;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]670 struct packed_git *target;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]671
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]672 /* Keep locks active */
673 check_locks();
674
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]675 /*
676 * Don't push the object if it's known to exist on the remote
677 * or is already in the request queue
678 */
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]679 if (remote_dir_exists[obj->oid.hash[0]] == -1)
680 get_remote_object_list(obj->oid.hash[0]);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]681 if (obj->flags & (REMOTE | PUSHING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]682 return 0;
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]683 target = find_sha1_pack(obj->oid.hash, repo->packs);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]684 if (target) {
685 obj->flags |= REMOTE;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]686 return 0;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]687 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]688
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]689 obj->flags |= PUSHING;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]690 request = xmalloc(sizeof(*request));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]691 request->obj = obj;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]692 request->url = NULL;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]693 request->lock = lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]694 request->headers = NULL;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]695 request->state = NEED_PUSH;
Nick Hengeveldc17fb6e2005-11-04 14:22:18 -0800[diff] [blame]696 request->next = request_queue_head;
697 request_queue_head = request;
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]698
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700[diff] [blame]699#ifdef USE_CURL_MULTI
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]700 fill_active_slots();
701 step_active_slots();
Nick Hengeveldb3ca4e4e2006-06-06 09:41:32 -0700[diff] [blame]702#endif
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]703
704 return 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]705}
706
Peter Hagervallf4f440a2005-11-08 23:18:31 +0100[diff] [blame]707static int fetch_indices(void)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]708{
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800[diff] [blame]709 int ret;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]710
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]711 if (push_verbosely)
712 fprintf(stderr, "Getting pack list\n");
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]713
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800[diff] [blame]714 switch (http_get_info_packs(repo->url, &repo->packs)) {
715 case HTTP_OK:
716 case HTTP_MISSING_TARGET:
717 ret = 0;
718 break;
719 default:
720 ret = -1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]721 }
722
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800[diff] [blame]723 return ret;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]724}
725
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]726static void one_remote_object(const struct object_id *oid)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]727{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]728 struct object *obj;
729
Jeff Kingd0229ab2019-06-20 03:41:14 -0400[diff] [blame]730 obj = lookup_object(the_repository, oid);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]731 if (!obj)
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]732 obj = parse_object(the_repository, oid);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]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 -0700[diff] [blame]740 object_list_insert(obj, &objects);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]741}
742
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]743static void handle_lockprop_ctx(struct xml_ctx *ctx, int tag_closed)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]744{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]745 int *lock_flags = (int *)ctx->userData;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]746
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]747 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 -0800[diff] [blame]760}
761
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]762static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]763{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]764 struct remote_lock *lock = (struct remote_lock *)ctx->userData;
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]765 git_hash_ctx hash_ctx;
766 unsigned char lock_token_hash[GIT_MAX_RAWSZ];
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]767
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]768 if (tag_closed && ctx->cdata) {
769 if (!strcmp(ctx->name, DAV_ACTIVELOCK_OWNER)) {
Jeff King95244ae2014-06-19 17:19:43 -0400[diff] [blame]770 lock->owner = xstrdup(ctx->cdata);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]771 } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TIMEOUT)) {
Jeff Kingae021d82014-06-18 15:47:50 -0400[diff] [blame]772 const char *arg;
773 if (skip_prefix(ctx->cdata, "Second-", &arg))
774 lock->timeout = strtol(arg, NULL, 10);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]775 } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TOKEN)) {
Jeff King95244ae2014-06-19 17:19:43 -0400[diff] [blame]776 lock->token = xstrdup(ctx->cdata);
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800[diff] [blame]777
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]778 the_hash_algo->init_fn(&hash_ctx);
779 the_hash_algo->update_fn(&hash_ctx, lock->token, strlen(lock->token));
780 the_hash_algo->final_fn(lock_token_hash, &hash_ctx);
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800[diff] [blame]781
782 lock->tmpfile_suffix[0] = '_';
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]783 memcpy(lock->tmpfile_suffix + 1, hash_to_hex(lock_token_hash), the_hash_algo->hexsz);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]784 }
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]785 }
786}
787
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]788static void one_remote_ref(const char *refname);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]789
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]790static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]791xml_start_tag(void *userData, const char *name, const char **atts)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]792{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]793 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Dennis Stosbergef9e58c2006-04-11 18:37:58 +0200[diff] [blame]794 const char *c = strchr(name, ':');
Jeff King0cc41422015-09-24 17:06:58 -0400[diff] [blame]795 int old_namelen, new_len;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]796
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]797 if (c == NULL)
798 c = name;
799 else
800 c++;
801
Jeff King0cc41422015-09-24 17:06:58 -0400[diff] [blame]802 old_namelen = strlen(ctx->name);
803 new_len = old_namelen + strlen(c) + 2;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]804
805 if (new_len > ctx->len) {
806 ctx->name = xrealloc(ctx->name, new_len);
807 ctx->len = new_len;
808 }
Jeff King0cc41422015-09-24 17:06:58 -0400[diff] [blame]809 xsnprintf(ctx->name + old_namelen, ctx->len - old_namelen, ".%s", c);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]810
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]811 FREE_AND_NULL(ctx->cdata);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]812
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]813 ctx->userFunc(ctx, 0);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]814}
815
816static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]817xml_end_tag(void *userData, const char *name)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]818{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]819 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Dennis Stosbergef9e58c2006-04-11 18:37:58 +0200[diff] [blame]820 const char *c = strchr(name, ':');
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]821 char *ep;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]822
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]823 ctx->userFunc(ctx, 1);
824
825 if (c == NULL)
826 c = name;
827 else
828 c++;
829
830 ep = ctx->name + strlen(ctx->name) - strlen(c) - 1;
831 *ep = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]832}
833
834static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]835xml_cdata(void *userData, const XML_Char *s, int len)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]836{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]837 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Junio C Hamano4cac42b2006-08-27 21:19:39 -0700[diff] [blame]838 free(ctx->cdata);
Pierre Habouzit182af832007-09-16 00:32:36 +0200[diff] [blame]839 ctx->cdata = xmemdupz(s, len);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]840}
841
Timo Hirvonen554fe202006-06-28 12:04:39 +0300[diff] [blame]842static struct remote_lock *lock_remote(const char *path, long timeout)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]843{
844 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]845 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]846 struct buffer out_buffer = { STRBUF_INIT, 0 };
847 struct strbuf in_buffer = STRBUF_INIT;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]848 char *url;
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]849 char *ep;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]850 char timeout_header[25];
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]851 struct remote_lock *lock = NULL;
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]852 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]853 struct xml_ctx ctx;
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]854 char *escaped;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]855
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]856 url = xstrfmt("%s%s", repo->url, path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]857
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]858 /* Make sure leading directories exist for the remote ref */
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]859 ep = strchr(url + strlen(repo->url) + 1, '/');
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]860 while (ep) {
Johannes Schindelin466ddf92009-01-17 16:11:51 +0100[diff] [blame]861 char saved_character = ep[1];
862 ep[1] = '\0';
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]863 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]864 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]865 curl_setup_http_get(slot->curl, url, DAV_MKCOL);
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]866 if (start_active_slot(slot)) {
867 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]868 if (results.curl_result != CURLE_OK &&
869 results.http_code != 405) {
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]870 fprintf(stderr,
871 "Unable to create branch path %s\n",
872 url);
873 free(url);
874 return NULL;
875 }
876 } else {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]877 fprintf(stderr, "Unable to start MKCOL request\n");
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]878 free(url);
879 return NULL;
880 }
Johannes Schindelin466ddf92009-01-17 16:11:51 +0100[diff] [blame]881 ep[1] = saved_character;
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]882 ep = strchr(ep + 1, '/');
883 }
884
Jeff King5cb21942012-05-21 19:09:47 -0400[diff] [blame]885 escaped = xml_entities(ident_default_email());
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]886 strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped);
887 free(escaped);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]888
Jeff King5096d492015-09-24 17:06:08 -0400[diff] [blame]889 xsnprintf(timeout_header, sizeof(timeout_header), "Timeout: Second-%ld", timeout);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]890 dav_headers = curl_slist_append(dav_headers, timeout_header);
891 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
892
893 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]894 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]895 curl_setup_http(slot->curl, url, DAV_LOCK, &out_buffer, fwrite_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]896 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]897 curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]898
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]899 lock = xcalloc(1, sizeof(*lock));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]900 lock->timeout = -1;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]901
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]902 if (start_active_slot(slot)) {
903 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]904 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]905 XML_Parser parser = XML_ParserCreate(NULL);
906 enum XML_Status result;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]907 ctx.name = xcalloc(10, 1);
908 ctx.len = 0;
909 ctx.cdata = NULL;
910 ctx.userFunc = handle_new_lock_ctx;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]911 ctx.userData = lock;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]912 XML_SetUserData(parser, &ctx);
913 XML_SetElementHandler(parser, xml_start_tag,
914 xml_end_tag);
915 XML_SetCharacterDataHandler(parser, xml_cdata);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]916 result = XML_Parse(parser, in_buffer.buf,
917 in_buffer.len, 1);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]918 free(ctx.name);
919 if (result != XML_STATUS_OK) {
920 fprintf(stderr, "XML error: %s\n",
921 XML_ErrorString(
922 XML_GetErrorCode(parser)));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]923 lock->timeout = -1;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]924 }
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]925 XML_ParserFree(parser);
Patryk Obaraa2b98202018-01-24 12:11:53 +0100[diff] [blame]926 } else {
927 fprintf(stderr,
928 "error: curl result=%d, HTTP code=%ld\n",
929 results.curl_result, results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]930 }
931 } else {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]932 fprintf(stderr, "Unable to start LOCK request\n");
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]933 }
934
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]935 curl_slist_free_all(dav_headers);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]936 strbuf_release(&out_buffer.buf);
937 strbuf_release(&in_buffer);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]938
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]939 if (lock->token == NULL || lock->timeout <= 0) {
Jim Meyering8e0f7002008-01-31 18:26:32 +0100[diff] [blame]940 free(lock->token);
941 free(lock->owner);
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]942 free(url);
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]943 FREE_AND_NULL(lock);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]944 } else {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]945 lock->url = url;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]946 lock->start_time = time(NULL);
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]947 lock->next = repo->locks;
948 repo->locks = lock;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]949 }
950
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]951 return lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]952}
953
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]954static int unlock_remote(struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]955{
956 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]957 struct slot_results results;
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]958 struct remote_lock *prev = repo->locks;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]959 struct curl_slist *dav_headers;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]960 int rc = 0;
961
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]962 dav_headers = get_dav_token_headers(lock, DAV_HEADER_LOCK);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]963
964 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]965 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]966 curl_setup_http_get(slot->curl, lock->url, DAV_UNLOCK);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]967 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
968
969 if (start_active_slot(slot)) {
970 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]971 if (results.curl_result == CURLE_OK)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]972 rc = 1;
973 else
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]974 fprintf(stderr, "UNLOCK HTTP error %ld\n",
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]975 results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]976 } else {
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]977 fprintf(stderr, "Unable to start UNLOCK request\n");
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]978 }
979
980 curl_slist_free_all(dav_headers);
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]981
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]982 if (repo->locks == lock) {
983 repo->locks = lock->next;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]984 } else {
985 while (prev && prev->next != lock)
986 prev = prev->next;
987 if (prev)
René Scharfe5cc6a4b2019-10-13 14:49:17 +0200[diff] [blame]988 prev->next = lock->next;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]989 }
990
Jim Meyering8e0f7002008-01-31 18:26:32 +0100[diff] [blame]991 free(lock->owner);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]992 free(lock->url);
993 free(lock->token);
994 free(lock);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]995
996 return rc;
997}
998
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]999static void remove_locks(void)
1000{
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1001 struct remote_lock *lock = repo->locks;
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1002
1003 fprintf(stderr, "Removing remote locks...\n");
1004 while (lock) {
Alex Riesen6589ebf2009-05-24 15:16:49 +0200[diff] [blame]1005 struct remote_lock *next = lock->next;
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1006 unlock_remote(lock);
Alex Riesen6589ebf2009-05-24 15:16:49 +0200[diff] [blame]1007 lock = next;
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1008 }
1009}
1010
1011static void remove_locks_on_signal(int signo)
1012{
1013 remove_locks();
Jeff King4a16d072009-01-22 01:02:35 -0500[diff] [blame]1014 sigchain_pop(signo);
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1015 raise(signo);
1016}
1017
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1018static void remote_ls(const char *path, int flags,
1019 void (*userFunc)(struct remote_ls_ctx *ls),
1020 void *userData);
1021
René Scharfec3bdc4e2017-10-31 14:49:56 +0100[diff] [blame]1022/* extract hex from sharded "xx/x{38}" filename */
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1023static int get_oid_hex_from_objpath(const char *path, struct object_id *oid)
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1024{
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]1025 if (strlen(path) != the_hash_algo->hexsz + 1)
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1026 return -1;
1027
René Scharfec3bdc4e2017-10-31 14:49:56 +0100[diff] [blame]1028 if (hex_to_bytes(oid->hash, path, 1))
1029 return -1;
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1030 path += 2;
1031 path++; /* skip '/' */
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1032
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]1033 return hex_to_bytes(oid->hash + 1, path, the_hash_algo->rawsz - 1);
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1034}
1035
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1036static void process_ls_object(struct remote_ls_ctx *ls)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1037{
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1038 unsigned int *parent = (unsigned int *)ls->userData;
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1039 const char *path = ls->dentry_name;
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1040 struct object_id oid;
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1041
1042 if (!strcmp(ls->path, ls->dentry_name) && (ls->flags & IS_DIR)) {
1043 remote_dir_exists[*parent] = 1;
1044 return;
1045 }
1046
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1047 if (!skip_prefix(path, "objects/", &path) ||
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1048 get_oid_hex_from_objpath(path, &oid))
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1049 return;
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1050
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1051 one_remote_object(&oid);
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1052}
1053
1054static void process_ls_ref(struct remote_ls_ctx *ls)
1055{
1056 if (!strcmp(ls->path, ls->dentry_name) && (ls->dentry_flags & IS_DIR)) {
1057 fprintf(stderr, " %s\n", ls->dentry_name);
1058 return;
1059 }
1060
1061 if (!(ls->dentry_flags & IS_DIR))
1062 one_remote_ref(ls->dentry_name);
1063}
1064
1065static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed)
1066{
1067 struct remote_ls_ctx *ls = (struct remote_ls_ctx *)ctx->userData;
1068
1069 if (tag_closed) {
1070 if (!strcmp(ctx->name, DAV_PROPFIND_RESP) && ls->dentry_name) {
1071 if (ls->dentry_flags & IS_DIR) {
Tay Ray Chuan0fdadc52010-11-25 16:21:07 +0800[diff] [blame]1072
1073 /* ensure collection names end with slash */
1074 str_end_url_with_slash(ls->dentry_name, &ls->dentry_name);
1075
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1076 if (ls->flags & PROCESS_DIRS) {
1077 ls->userFunc(ls);
1078 }
1079 if (strcmp(ls->dentry_name, ls->path) &&
1080 ls->flags & RECURSIVE) {
1081 remote_ls(ls->dentry_name,
1082 ls->flags,
1083 ls->userFunc,
1084 ls->userData);
1085 }
1086 } else if (ls->flags & PROCESS_FILES) {
1087 ls->userFunc(ls);
1088 }
1089 } else if (!strcmp(ctx->name, DAV_PROPFIND_NAME) && ctx->cdata) {
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +0300[diff] [blame]1090 char *path = ctx->cdata;
1091 if (*ctx->cdata == 'h') {
1092 path = strstr(path, "//");
1093 if (path) {
1094 path = strchr(path+2, '/');
1095 }
1096 }
1097 if (path) {
Tay Ray Chuandfc2dcd2010-11-25 16:21:08 +0800[diff] [blame]1098 const char *url = repo->url;
1099 if (repo->path)
1100 url = repo->path;
1101 if (strncmp(path, url, repo->path_len))
Pete Wyckoff82247e92012-04-29 20:28:45 -0400[diff] [blame]1102 error("Parsed path '%s' does not match url: '%s'",
Tay Ray Chuandfc2dcd2010-11-25 16:21:08 +0800[diff] [blame]1103 path, url);
1104 else {
1105 path += repo->path_len;
1106 ls->dentry_name = xstrdup(path);
1107 }
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +0300[diff] [blame]1108 }
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1109 } else if (!strcmp(ctx->name, DAV_PROPFIND_COLLECTION)) {
1110 ls->dentry_flags |= IS_DIR;
1111 }
1112 } else if (!strcmp(ctx->name, DAV_PROPFIND_RESP)) {
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]1113 FREE_AND_NULL(ls->dentry_name);
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1114 ls->dentry_flags = 0;
1115 }
1116}
1117
Johannes Schindelin20642802009-01-17 16:36:26 +0100[diff] [blame]1118/*
1119 * NEEDSWORK: remote_ls() ignores info/refs on the remote side. But it
1120 * should _only_ heed the information from that file, instead of trying to
1121 * determine the refs from the remote file system (badly: it does not even
1122 * know about packed-refs).
1123 */
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1124static void remote_ls(const char *path, int flags,
1125 void (*userFunc)(struct remote_ls_ctx *ls),
1126 void *userData)
1127{
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1128 char *url = xstrfmt("%s%s", repo->url, path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1129 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1130 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1131 struct strbuf in_buffer = STRBUF_INIT;
1132 struct buffer out_buffer = { STRBUF_INIT, 0 };
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]1133 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1134 struct xml_ctx ctx;
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1135 struct remote_ls_ctx ls;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1136
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1137 ls.flags = flags;
Shawn Pearce9befac42006-09-02 00:16:31 -0400[diff] [blame]1138 ls.path = xstrdup(path);
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1139 ls.dentry_name = NULL;
1140 ls.dentry_flags = 0;
1141 ls.userData = userData;
1142 ls.userFunc = userFunc;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1143
René Scharfe02962d32016-07-30 19:36:23 +0200[diff] [blame]1144 strbuf_addstr(&out_buffer.buf, PROPFIND_ALL_REQUEST);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1145
1146 dav_headers = curl_slist_append(dav_headers, "Depth: 1");
1147 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
1148
1149 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1150 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1151 curl_setup_http(slot->curl, url, DAV_PROPFIND,
1152 &out_buffer, fwrite_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1153 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1154 curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1155
1156 if (start_active_slot(slot)) {
1157 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1158 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1159 XML_Parser parser = XML_ParserCreate(NULL);
1160 enum XML_Status result;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1161 ctx.name = xcalloc(10, 1);
1162 ctx.len = 0;
1163 ctx.cdata = NULL;
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1164 ctx.userFunc = handle_remote_ls_ctx;
1165 ctx.userData = &ls;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1166 XML_SetUserData(parser, &ctx);
1167 XML_SetElementHandler(parser, xml_start_tag,
1168 xml_end_tag);
1169 XML_SetCharacterDataHandler(parser, xml_cdata);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1170 result = XML_Parse(parser, in_buffer.buf,
1171 in_buffer.len, 1);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1172 free(ctx.name);
1173
1174 if (result != XML_STATUS_OK) {
1175 fprintf(stderr, "XML error: %s\n",
1176 XML_ErrorString(
1177 XML_GetErrorCode(parser)));
1178 }
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1179 XML_ParserFree(parser);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1180 }
1181 } else {
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1182 fprintf(stderr, "Unable to start PROPFIND request\n");
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1183 }
1184
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1185 free(ls.path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1186 free(url);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1187 strbuf_release(&out_buffer.buf);
1188 strbuf_release(&in_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1189 curl_slist_free_all(dav_headers);
1190}
1191
1192static void get_remote_object_list(unsigned char parent)
1193{
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1194 char path[] = "objects/XX/";
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1195 static const char hex[] = "0123456789abcdef";
1196 unsigned int val = parent;
1197
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1198 path[8] = hex[val >> 4];
1199 path[9] = hex[val & 0xf];
1200 remote_dir_exists[val] = 0;
1201 remote_ls(path, (PROCESS_FILES | PROCESS_DIRS),
1202 process_ls_object, &val);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1203}
1204
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1205static int locking_available(void)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1206{
1207 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1208 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1209 struct strbuf in_buffer = STRBUF_INIT;
1210 struct buffer out_buffer = { STRBUF_INIT, 0 };
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]1211 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1212 struct xml_ctx ctx;
1213 int lock_flags = 0;
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]1214 char *escaped;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1215
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]1216 escaped = xml_entities(repo->url);
1217 strbuf_addf(&out_buffer.buf, PROPFIND_SUPPORTEDLOCK_REQUEST, escaped);
1218 free(escaped);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1219
1220 dav_headers = curl_slist_append(dav_headers, "Depth: 0");
1221 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1222
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1223 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1224 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1225 curl_setup_http(slot->curl, repo->url, DAV_PROPFIND,
1226 &out_buffer, fwrite_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1227 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1228 curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1229
1230 if (start_active_slot(slot)) {
1231 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1232 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1233 XML_Parser parser = XML_ParserCreate(NULL);
1234 enum XML_Status result;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1235 ctx.name = xcalloc(10, 1);
1236 ctx.len = 0;
1237 ctx.cdata = NULL;
1238 ctx.userFunc = handle_lockprop_ctx;
1239 ctx.userData = &lock_flags;
1240 XML_SetUserData(parser, &ctx);
1241 XML_SetElementHandler(parser, xml_start_tag,
1242 xml_end_tag);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1243 result = XML_Parse(parser, in_buffer.buf,
1244 in_buffer.len, 1);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1245 free(ctx.name);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1246
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1247 if (result != XML_STATUS_OK) {
1248 fprintf(stderr, "XML error: %s\n",
1249 XML_ErrorString(
1250 XML_GetErrorCode(parser)));
1251 lock_flags = 0;
1252 }
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1253 XML_ParserFree(parser);
Junio C Hamano325ce392008-01-20 15:00:54 -0800[diff] [blame]1254 if (!lock_flags)
Miklos Vajnad5c87cb2009-03-24 02:09:09 +0100[diff] [blame]1255 error("no DAV locking support on %s",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1256 repo->url);
Junio C Hamano325ce392008-01-20 15:00:54 -0800[diff] [blame]1257
1258 } else {
1259 error("Cannot access URL %s, return code %d",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1260 repo->url, results.curl_result);
Junio C Hamano325ce392008-01-20 15:00:54 -0800[diff] [blame]1261 lock_flags = 0;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1262 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1263 } else {
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1264 error("Unable to start PROPFIND request on %s", repo->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1265 }
1266
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1267 strbuf_release(&out_buffer.buf);
1268 strbuf_release(&in_buffer);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1269 curl_slist_free_all(dav_headers);
1270
1271 return lock_flags;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1272}
1273
Pierre Habouzitb5bf7cd2006-08-23 12:39:12 +0200[diff] [blame]1274static struct object_list **add_one_object(struct object *obj, struct object_list **p)
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1275{
1276 struct object_list *entry = xmalloc(sizeof(struct object_list));
1277 entry->item = obj;
1278 entry->next = *p;
1279 *p = entry;
1280 return &entry->next;
1281}
1282
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1283static struct object_list **process_blob(struct blob *blob,
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1284 struct object_list **p)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1285{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1286 struct object *obj = &blob->object;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1287
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1288 obj->flags |= LOCAL;
1289
1290 if (obj->flags & (UNINTERESTING | SEEN))
1291 return p;
1292
1293 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1294 return add_one_object(obj, p);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1295}
1296
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1297static struct object_list **process_tree(struct tree *tree,
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1298 struct object_list **p)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1299{
1300 struct object *obj = &tree->object;
Linus Torvalds2d9c58c2006-05-29 12:18:33 -0700[diff] [blame]1301 struct tree_desc desc;
Linus Torvalds4c068a92006-05-30 09:45:45 -0700[diff] [blame]1302 struct name_entry entry;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1303
1304 obj->flags |= LOCAL;
1305
1306 if (obj->flags & (UNINTERESTING | SEEN))
1307 return p;
1308 if (parse_tree(tree) < 0)
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]1309 die("bad tree object %s", oid_to_hex(&obj->oid));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1310
1311 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1312 p = add_one_object(obj, p);
Linus Torvalds2d9c58c2006-05-29 12:18:33 -0700[diff] [blame]1313
Linus Torvalds6fda5e52007-03-21 10:08:25 -0700[diff] [blame]1314 init_tree_desc(&desc, tree->buffer, tree->size);
Linus Torvalds2d9c58c2006-05-29 12:18:33 -0700[diff] [blame]1315
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +0000[diff] [blame]1316 while (tree_entry(&desc, &entry))
1317 switch (object_type(entry.mode)) {
1318 case OBJ_TREE:
brian m. carlsonea82b2a2019-01-15 00:39:44 +0000[diff] [blame]1319 p = process_tree(lookup_tree(the_repository, &entry.oid),
Stefan Bellerf86bcc72018-06-28 18:21:56 -0700[diff] [blame]1320 p);
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +0000[diff] [blame]1321 break;
1322 case OBJ_BLOB:
brian m. carlsonea82b2a2019-01-15 00:39:44 +0000[diff] [blame]1323 p = process_blob(lookup_blob(the_repository, &entry.oid),
Stefan Bellerda14a7f2018-06-28 18:21:55 -0700[diff] [blame]1324 p);
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +0000[diff] [blame]1325 break;
1326 default:
1327 /* Subproject commit - not in this repository */
1328 break;
1329 }
1330
Jeff King6e454b92013-06-05 18:37:39 -0400[diff] [blame]1331 free_tree_buffer(tree);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1332 return p;
1333}
1334
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1335static int get_delta(struct rev_info *revs, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1336{
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1337 int i;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1338 struct commit *commit;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1339 struct object_list **p = &objects;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1340 int count = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1341
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1342 while ((commit = get_revision(revs)) != NULL) {
Derrick Stolee2e27bd72018-04-06 19:09:38 +0000[diff] [blame]1343 p = process_tree(get_commit_tree(commit), p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1344 commit->object.flags |= LOCAL;
1345 if (!(commit->object.flags & UNINTERESTING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1346 count += add_send_request(&commit->object, lock);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1347 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1348
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1349 for (i = 0; i < revs->pending.nr; i++) {
1350 struct object_array_entry *entry = revs->pending.objects + i;
1351 struct object *obj = entry->item;
1352 const char *name = entry->name;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1353
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1354 if (obj->flags & (UNINTERESTING | SEEN))
1355 continue;
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1356 if (obj->type == OBJ_TAG) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1357 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1358 p = add_one_object(obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1359 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1360 }
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1361 if (obj->type == OBJ_TREE) {
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1362 p = process_tree((struct tree *)obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1363 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1364 }
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1365 if (obj->type == OBJ_BLOB) {
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1366 p = process_blob((struct blob *)obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1367 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1368 }
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]1369 die("unknown pending object %s (%s)", oid_to_hex(&obj->oid), name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1370 }
1371
1372 while (objects) {
1373 if (!(objects->item->flags & UNINTERESTING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1374 count += add_send_request(objects->item, lock);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1375 objects = objects->next;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1376 }
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1377
1378 return count;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1379}
1380
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]1381static int update_remote(const struct object_id *oid, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1382{
1383 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1384 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1385 struct buffer out_buffer = { STRBUF_INIT, 0 };
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1386 struct curl_slist *dav_headers;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1387
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1388 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1389
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]1390 strbuf_addf(&out_buffer.buf, "%s\n", oid_to_hex(oid));
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1391
1392 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1393 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1394 curl_setup_http(slot->curl, lock->url, DAV_PUT,
1395 &out_buffer, fwrite_null);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1396 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1397
1398 if (start_active_slot(slot)) {
1399 run_active_slot(slot);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1400 strbuf_release(&out_buffer.buf);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1401 if (results.curl_result != CURLE_OK) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1402 fprintf(stderr,
1403 "PUT error: curl result=%d, HTTP code=%ld\n",
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1404 results.curl_result, results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1405 /* We should attempt recovery? */
1406 return 0;
1407 }
1408 } else {
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1409 strbuf_release(&out_buffer.buf);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1410 fprintf(stderr, "Unable to start PUT request\n");
1411 return 0;
1412 }
1413
1414 return 1;
1415}
1416
Clemens Buchacher6d2bf962009-05-31 16:26:48 +0200[diff] [blame]1417static struct ref *remote_refs;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1418
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]1419static void one_remote_ref(const char *refname)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1420{
1421 struct ref *ref;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1422 struct object *obj;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1423
René Scharfe59c69c02008-10-18 10:44:18 +0200[diff] [blame]1424 ref = alloc_ref(refname);
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1425
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1426 if (http_fetch_ref(repo->url, ref) != 0) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1427 fprintf(stderr,
1428 "Unable to fetch ref %s from %s\n",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1429 refname, repo->url);
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1430 free(ref);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1431 return;
1432 }
1433
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1434 /*
1435 * Fetch a copy of the object if it doesn't exist locally - it
1436 * may be required for updating server info later.
1437 */
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1438 if (repo->can_update_info_refs && !has_object_file(&ref->old_oid)) {
Jeff King0ebbcf72019-06-20 03:41:10 -0400[diff] [blame]1439 obj = lookup_unknown_object(&ref->old_oid);
René Scharfee94eac42017-03-17 23:12:31 +0100[diff] [blame]1440 fprintf(stderr, " fetch %s for %s\n",
1441 oid_to_hex(&ref->old_oid), refname);
1442 add_fetch_request(obj);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1443 }
1444
Clemens Buchacher6d2bf962009-05-31 16:26:48 +0200[diff] [blame]1445 ref->next = remote_refs;
1446 remote_refs = ref;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1447}
1448
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1449static void get_dav_remote_heads(void)
1450{
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1451 remote_ls("refs/", (PROCESS_FILES | PROCESS_DIRS | RECURSIVE), process_ls_ref, NULL);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1452}
1453
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1454static void add_remote_info_ref(struct remote_ls_ctx *ls)
1455{
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1456 struct strbuf *buf = (struct strbuf *)ls->userData;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1457 struct object *o;
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1458 struct ref *ref;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1459
René Scharfe59c69c02008-10-18 10:44:18 +0200[diff] [blame]1460 ref = alloc_ref(ls->dentry_name);
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1461
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1462 if (http_fetch_ref(repo->url, ref) != 0) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1463 fprintf(stderr,
1464 "Unable to fetch ref %s from %s\n",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1465 ls->dentry_name, repo->url);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1466 aborted = 1;
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1467 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1468 return;
1469 }
1470
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]1471 o = parse_object(the_repository, &ref->old_oid);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1472 if (!o) {
1473 fprintf(stderr,
1474 "Unable to parse object %s for remote ref %s\n",
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1475 oid_to_hex(&ref->old_oid), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1476 aborted = 1;
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1477 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1478 return;
1479 }
1480
Jeff King7d0581a2015-09-24 17:07:29 -0400[diff] [blame]1481 strbuf_addf(buf, "%s\t%s\n",
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1482 oid_to_hex(&ref->old_oid), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1483
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1484 if (o->type == OBJ_TAG) {
Stefan Bellera74093d2018-06-28 18:22:05 -0700[diff] [blame]1485 o = deref_tag(the_repository, o, ls->dentry_name, 0);
Jeff King7d0581a2015-09-24 17:07:29 -0400[diff] [blame]1486 if (o)
1487 strbuf_addf(buf, "%s\t%s^{}\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]1488 oid_to_hex(&o->oid), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1489 }
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1490 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1491}
1492
1493static void update_remote_info_refs(struct remote_lock *lock)
1494{
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1495 struct buffer buffer = { STRBUF_INIT, 0 };
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1496 struct active_request_slot *slot;
1497 struct slot_results results;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1498 struct curl_slist *dav_headers;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1499
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1500 remote_ls("refs/", (PROCESS_FILES | RECURSIVE),
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1501 add_remote_info_ref, &buffer.buf);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1502 if (!aborted) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1503 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1504
1505 slot = get_active_slot();
1506 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1507 curl_setup_http(slot->curl, lock->url, DAV_PUT,
1508 &buffer, fwrite_null);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1509 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1510
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1511 if (start_active_slot(slot)) {
1512 run_active_slot(slot);
1513 if (results.curl_result != CURLE_OK) {
1514 fprintf(stderr,
1515 "PUT error: curl result=%d, HTTP code=%ld\n",
1516 results.curl_result, results.http_code);
1517 }
1518 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1519 }
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1520 strbuf_release(&buffer.buf);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1521}
1522
1523static int remote_exists(const char *path)
1524{
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1525 char *url = xstrfmt("%s%s", repo->url, path);
Mike Hommey446b9412009-06-06 16:43:57 +0800[diff] [blame]1526 int ret;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1527
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1528
Jeff King1bbcc222013-09-28 04:31:23 -0400[diff] [blame]1529 switch (http_get_strbuf(url, NULL, NULL)) {
Mike Hommey446b9412009-06-06 16:43:57 +0800[diff] [blame]1530 case HTTP_OK:
1531 ret = 1;
1532 break;
1533 case HTTP_MISSING_TARGET:
1534 ret = 0;
1535 break;
1536 case HTTP_ERROR:
Jeff King4df13f62013-04-05 18:22:31 -0400[diff] [blame]1537 error("unable to access '%s': %s", url, curl_errorstr);
Jeff King1cf01a32017-09-21 02:25:41 -0400[diff] [blame]1538 /* fallthrough */
Mike Hommey446b9412009-06-06 16:43:57 +0800[diff] [blame]1539 default:
1540 ret = -1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1541 }
Mike Hommey3a462bc2007-12-10 22:36:11 +0100[diff] [blame]1542 free(url);
1543 return ret;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1544}
1545
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1546static void fetch_symref(const char *path, char **symref, struct object_id *oid)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1547{
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1548 char *url = xstrfmt("%s%s", repo->url, path);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1549 struct strbuf buffer = STRBUF_INIT;
Jeff Kingae021d82014-06-18 15:47:50 -0400[diff] [blame]1550 const char *name;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1551
Jeff King1bbcc222013-09-28 04:31:23 -0400[diff] [blame]1552 if (http_get_strbuf(url, &buffer, NULL) != HTTP_OK)
Mike Hommey9af5abd2009-06-06 16:43:58 +0800[diff] [blame]1553 die("Couldn't get %s for remote symref\n%s", url,
1554 curl_errorstr);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1555 free(url);
1556
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]1557 FREE_AND_NULL(*symref);
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1558 oidclr(oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1559
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1560 if (buffer.len == 0)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1561 return;
1562
Jeff Kingf6786c82015-01-12 21:28:58 -0500[diff] [blame]1563 /* Cut off trailing newline. */
1564 strbuf_rtrim(&buffer);
1565
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1566 /* If it's a symref, set the refname; otherwise try for a sha1 */
Jeff Kingae021d82014-06-18 15:47:50 -0400[diff] [blame]1567 if (skip_prefix(buffer.buf, "ref: ", &name)) {
1568 *symref = xmemdupz(name, buffer.len - (name - buffer.buf));
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1569 } else {
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1570 get_oid_hex(buffer.buf, oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1571 }
1572
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1573 strbuf_release(&buffer);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1574}
1575
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1576static int verify_merge_base(struct object_id *head_oid, struct ref *remote)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1577{
brian m. carlsonbc832662017-05-06 22:10:10 +0000[diff] [blame]1578 struct commit *head = lookup_commit_or_die(head_oid, "HEAD");
1579 struct commit *branch = lookup_commit_or_die(&remote->old_oid,
1580 remote->name);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1581
Junio C Hamano65712252012-08-27 15:21:37 -0700[diff] [blame]1582 return in_merge_bases(branch, head);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1583}
1584
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]1585static int delete_remote_branch(const char *pattern, int force)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1586{
1587 struct ref *refs = remote_refs;
1588 struct ref *remote_ref = NULL;
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1589 struct object_id head_oid;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1590 char *symref = NULL;
1591 int match;
1592 int patlen = strlen(pattern);
1593 int i;
1594 struct active_request_slot *slot;
1595 struct slot_results results;
1596 char *url;
1597
1598 /* Find the remote branch(es) matching the specified branch name */
1599 for (match = 0; refs; refs = refs->next) {
1600 char *name = refs->name;
1601 int namelen = strlen(name);
1602 if (namelen < patlen ||
1603 memcmp(name + namelen - patlen, pattern, patlen))
1604 continue;
1605 if (namelen != patlen && name[namelen - patlen - 1] != '/')
1606 continue;
1607 match++;
1608 remote_ref = refs;
1609 }
1610 if (match == 0)
1611 return error("No remote branch matches %s", pattern);
1612 if (match != 1)
1613 return error("More than one remote branch matches %s",
1614 pattern);
1615
1616 /*
1617 * Remote HEAD must be a symref (not exactly foolproof; a remote
1618 * symlink to a symref will look like a symref)
1619 */
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1620 fetch_symref("HEAD", &symref, &head_oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1621 if (!symref)
1622 return error("Remote HEAD is not a symref");
1623
1624 /* Remote branch must not be the remote HEAD */
Junio C Hamanocd2b8ae2011-08-25 14:46:52 -0700[diff] [blame]1625 for (i = 0; symref && i < MAXDEPTH; i++) {
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1626 if (!strcmp(remote_ref->name, symref))
1627 return error("Remote branch %s is the current HEAD",
1628 remote_ref->name);
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1629 fetch_symref(symref, &symref, &head_oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1630 }
1631
1632 /* Run extra sanity checks if delete is not forced */
1633 if (!force) {
1634 /* Remote HEAD must resolve to a known object */
1635 if (symref)
1636 return error("Remote HEAD symrefs too deep");
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1637 if (is_null_oid(&head_oid))
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1638 return error("Unable to resolve remote HEAD");
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1639 if (!has_object_file(&head_oid))
1640 return error("Remote HEAD resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", oid_to_hex(&head_oid));
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1641
1642 /* Remote branch must resolve to a known object */
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1643 if (is_null_oid(&remote_ref->old_oid))
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1644 return error("Unable to resolve remote branch %s",
1645 remote_ref->name);
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1646 if (!has_object_file(&remote_ref->old_oid))
1647 return error("Remote branch %s resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", remote_ref->name, oid_to_hex(&remote_ref->old_oid));
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1648
1649 /* Remote branch must be an ancestor of remote HEAD */
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1650 if (!verify_merge_base(&head_oid, remote_ref)) {
J. Bruce Fields00ae8282007-11-02 22:39:44 -0400[diff] [blame]1651 return error("The branch '%s' is not an ancestor "
1652 "of your current HEAD.\n"
1653 "If you are sure you want to delete it,"
1654 " run:\n\t'git http-push -D %s %s'",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1655 remote_ref->name, repo->url, pattern);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1656 }
1657 }
1658
1659 /* Send delete request */
1660 fprintf(stderr, "Removing remote branch '%s'\n", remote_ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1661 if (dry_run)
1662 return 0;
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1663 url = xstrfmt("%s%s", repo->url, remote_ref->name);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1664 slot = get_active_slot();
1665 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1666 curl_setup_http_get(slot->curl, url, DAV_DELETE);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1667 if (start_active_slot(slot)) {
1668 run_active_slot(slot);
1669 free(url);
1670 if (results.curl_result != CURLE_OK)
Pete Wyckoff82247e92012-04-29 20:28:45 -0400[diff] [blame]1671 return error("DELETE request failed (%d/%ld)",
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1672 results.curl_result, results.http_code);
1673 } else {
1674 free(url);
1675 return error("Unable to start DELETE request");
1676 }
1677
1678 return 0;
1679}
1680
Linus Torvalds2af202b2009-06-18 10:28:43 -0700[diff] [blame]1681static void run_request_queue(void)
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1682{
1683#ifdef USE_CURL_MULTI
1684 is_running_queue = 1;
1685 fill_active_slots();
1686 add_fill_function(NULL, fill_active_slot);
1687#endif
1688 do {
1689 finish_all_active_slots();
1690#ifdef USE_CURL_MULTI
1691 fill_active_slots();
1692#endif
1693 } while (request_queue_head && !aborted);
1694
1695#ifdef USE_CURL_MULTI
1696 is_running_queue = 0;
1697#endif
1698}
1699
Jeff King3f2e2292016-07-01 01:58:58 -0400[diff] [blame]1700int cmd_main(int argc, const char **argv)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1701{
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1702 struct transfer_request *request;
1703 struct transfer_request *next_request;
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1704 struct refspec rs = REFSPEC_INIT_PUSH;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]1705 struct remote_lock *ref_lock = NULL;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1706 struct remote_lock *info_ref_lock = NULL;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1707 struct rev_info revs;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1708 int delete_branch = 0;
1709 int force_delete = 0;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1710 int objects_to_send;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1711 int rc = 0;
1712 int i;
Junio C Hamano8c9e7942006-03-21 15:49:05 -0800[diff] [blame]1713 int new_refs;
Jay Soffian454e2022009-02-25 03:32:11 -0500[diff] [blame]1714 struct ref *ref, *local_refs;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1715
Brian Gesiakf3d51ff2014-05-27 00:33:50 +0900[diff] [blame]1716 repo = xcalloc(1, sizeof(*repo));
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1717
1718 argv++;
1719 for (i = 1; i < argc; i++, argv++) {
Jeff King3f2e2292016-07-01 01:58:58 -0400[diff] [blame]1720 const char *arg = *argv;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1721
1722 if (*arg == '-') {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1723 if (!strcmp(arg, "--all")) {
Andy Whitcroft28b9d6e2007-11-09 23:32:10 +0000[diff] [blame]1724 push_all = MATCH_REFS_ALL;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1725 continue;
1726 }
1727 if (!strcmp(arg, "--force")) {
1728 force_all = 1;
1729 continue;
1730 }
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]1731 if (!strcmp(arg, "--dry-run")) {
1732 dry_run = 1;
1733 continue;
1734 }
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1735 if (!strcmp(arg, "--helper-status")) {
1736 helper_status = 1;
1737 continue;
1738 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1739 if (!strcmp(arg, "--verbose")) {
1740 push_verbosely = 1;
Tay Ray Chuane9176742009-06-06 16:43:41 +0800[diff] [blame]1741 http_is_verbose = 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1742 continue;
1743 }
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1744 if (!strcmp(arg, "-d")) {
1745 delete_branch = 1;
1746 continue;
1747 }
1748 if (!strcmp(arg, "-D")) {
1749 delete_branch = 1;
1750 force_delete = 1;
1751 continue;
1752 }
Jonathan Nieder548d3462009-11-09 04:47:34 -0600[diff] [blame]1753 if (!strcmp(arg, "-h"))
1754 usage(http_push_usage);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1755 }
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1756 if (!repo->url) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1757 char *path = strstr(arg, "//");
Tay Ray Chuan1462d1a2010-11-25 16:21:09 +0800[diff] [blame]1758 str_end_url_with_slash(arg, &repo->url);
1759 repo->path_len = strlen(repo->url);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1760 if (path) {
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1761 repo->path = strchr(path+2, '/');
1762 if (repo->path)
1763 repo->path_len = strlen(repo->path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1764 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1765 continue;
1766 }
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1767 refspec_appendn(&rs, argv, argc - i);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1768 break;
1769 }
1770
Grégoire Barbierf8548242008-01-13 20:02:59 +0100[diff] [blame]1771#ifndef USE_CURL_MULTI
1772 die("git-push is not available for http/https repository when not compiled with USE_CURL_MULTI");
1773#endif
1774
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1775 if (!repo->url)
Nick Hengeveld3e9fabc2005-11-29 09:33:36 -0800[diff] [blame]1776 usage(http_push_usage);
1777
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1778 if (delete_branch && rs.nr != 1)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1779 die("You must specify only one branch name when deleting a remote branch");
1780
Jonathan Nieder548d3462009-11-09 04:47:34 -0600[diff] [blame]1781 setup_git_directory();
1782
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1783 memset(remote_dir_exists, -1, 256);
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800[diff] [blame]1784
Jeff Kinga4ddbc32011-12-13 19:11:56 -0500[diff] [blame]1785 http_init(NULL, repo->url, 1);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1786
Tay Ray Chuan68862a32009-06-06 16:43:31 +0800[diff] [blame]1787#ifdef USE_CURL_MULTI
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1788 is_running_queue = 0;
Tay Ray Chuan68862a32009-06-06 16:43:31 +0800[diff] [blame]1789#endif
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1790
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1791 /* Verify DAV compliance/lock support */
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1792 if (!locking_available()) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1793 rc = 1;
1794 goto cleanup;
1795 }
1796
Jeff King57b235a2009-01-22 01:03:08 -0500[diff] [blame]1797 sigchain_push_common(remove_locks_on_signal);
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1798
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1799 /* Check whether the remote has server info files */
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1800 repo->can_update_info_refs = 0;
1801 repo->has_info_refs = remote_exists("info/refs");
1802 repo->has_info_packs = remote_exists("objects/info/packs");
1803 if (repo->has_info_refs) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1804 info_ref_lock = lock_remote("info/refs", LOCK_TIME);
1805 if (info_ref_lock)
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1806 repo->can_update_info_refs = 1;
Grégoire Barbier9bdbaba2008-01-19 16:22:48 +0100[diff] [blame]1807 else {
Miklos Vajnad5c87cb2009-03-24 02:09:09 +0100[diff] [blame]1808 error("cannot lock existing info/refs");
Grégoire Barbier9bdbaba2008-01-19 16:22:48 +0100[diff] [blame]1809 rc = 1;
1810 goto cleanup;
1811 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1812 }
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1813 if (repo->has_info_packs)
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1814 fetch_indices();
1815
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1816 /* Get a list of all local and remote heads to validate refspecs */
Jay Soffian454e2022009-02-25 03:32:11 -0500[diff] [blame]1817 local_refs = get_local_heads();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1818 fprintf(stderr, "Fetching remote heads...\n");
1819 get_dav_remote_heads();
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1820 run_request_queue();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1821
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1822 /* Remove a remote branch if -d or -D was specified */
1823 if (delete_branch) {
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1824 const char *branch = rs.items[i].src;
1825 if (delete_remote_branch(branch, force_delete) == -1) {
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1826 fprintf(stderr, "Unable to delete remote branch %s\n",
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1827 branch);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1828 if (helper_status)
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1829 printf("error %s cannot remove\n", branch);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1830 }
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1831 goto cleanup;
1832 }
1833
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1834 /* match them up */
Brandon Williams5c7ec842018-05-16 15:58:21 -0700[diff] [blame]1835 if (match_push_refs(local_refs, &remote_refs, &rs, push_all)) {
Grégoire Barbier9116de52008-01-19 16:22:47 +0100[diff] [blame]1836 rc = -1;
1837 goto cleanup;
1838 }
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1839 if (!remote_refs) {
1840 fprintf(stderr, "No refs in common and none specified; doing nothing.\n");
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1841 if (helper_status)
1842 printf("error null no match\n");
Grégoire Barbier9116de52008-01-19 16:22:47 +0100[diff] [blame]1843 rc = 0;
1844 goto cleanup;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1845 }
1846
Junio C Hamano8c9e7942006-03-21 15:49:05 -0800[diff] [blame]1847 new_refs = 0;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1848 for (ref = remote_refs; ref; ref = ref->next) {
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1849 struct strvec commit_argv = STRVEC_INIT;
Junio C Hamano8c9e7942006-03-21 15:49:05 -0800[diff] [blame]1850
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1851 if (!ref->peer_ref)
1852 continue;
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1853
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1854 if (is_null_oid(&ref->peer_ref->new_oid)) {
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1855 if (delete_remote_branch(ref->name, 1) == -1) {
1856 error("Could not remove %s", ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1857 if (helper_status)
1858 printf("error %s cannot remove\n", ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1859 rc = -4;
1860 }
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1861 else if (helper_status)
1862 printf("ok %s\n", ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1863 new_refs++;
1864 continue;
1865 }
1866
Jeff King4a7e27e2018-08-28 17:22:40 -0400[diff] [blame]1867 if (oideq(&ref->old_oid, &ref->peer_ref->new_oid)) {
Tay Ray Chuanb5e59982010-03-02 18:49:27 +0800[diff] [blame]1868 if (push_verbosely)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1869 fprintf(stderr, "'%s': up-to-date\n", ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1870 if (helper_status)
1871 printf("ok %s up to date\n", ref->name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1872 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1873 }
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1874
1875 if (!force_all &&
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1876 !is_null_oid(&ref->old_oid) &&
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1877 !ref->force) {
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1878 if (!has_object_file(&ref->old_oid) ||
brian m. carlson6f3d57b2015-11-10 02:22:25 +0000[diff] [blame]1879 !ref_newer(&ref->peer_ref->new_oid,
1880 &ref->old_oid)) {
J. Bruce Fields00ae8282007-11-02 22:39:44 -0400[diff] [blame]1881 /*
1882 * We do not have the remote ref, or
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1883 * we know that the remote ref is not
1884 * an ancestor of what we are trying to
1885 * push. Either way this can be losing
1886 * commits at the remote end and likely
1887 * we were not up to date to begin with.
1888 */
J. Bruce Fields00ae8282007-11-02 22:39:44 -0400[diff] [blame]1889 error("remote '%s' is not an ancestor of\n"
1890 "local '%s'.\n"
1891 "Maybe you are not up-to-date and "
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1892 "need to pull first?",
1893 ref->name,
1894 ref->peer_ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1895 if (helper_status)
1896 printf("error %s non-fast forward\n", ref->name);
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1897 rc = -2;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1898 continue;
1899 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1900 }
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1901 oidcpy(&ref->new_oid, &ref->peer_ref->new_oid);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1902 new_refs++;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1903
1904 fprintf(stderr, "updating '%s'", ref->name);
1905 if (strcmp(ref->name, ref->peer_ref->name))
1906 fprintf(stderr, " using '%s'", ref->peer_ref->name);
Jeff King2b87d3a2015-09-24 17:08:05 -0400[diff] [blame]1907 fprintf(stderr, "\n from %s\n to %s\n",
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1908 oid_to_hex(&ref->old_oid), oid_to_hex(&ref->new_oid));
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1909 if (dry_run) {
1910 if (helper_status)
1911 printf("ok %s\n", ref->name);
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]1912 continue;
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1913 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1914
1915 /* Lock remote branch ref */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1916 ref_lock = lock_remote(ref->name, LOCK_TIME);
1917 if (ref_lock == NULL) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1918 fprintf(stderr, "Unable to lock remote branch %s\n",
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1919 ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1920 if (helper_status)
1921 printf("error %s lock error\n", ref->name);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1922 rc = 1;
1923 continue;
1924 }
1925
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1926 /* Set up revision info for this refspec */
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1927 strvec_push(&commit_argv, ""); /* ignored */
1928 strvec_push(&commit_argv, "--objects");
1929 strvec_push(&commit_argv, oid_to_hex(&ref->new_oid));
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1930 if (!push_all && !is_null_oid(&ref->old_oid))
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1931 strvec_pushf(&commit_argv, "^%s",
Jeff Kingf6d89422020-07-28 16:26:31 -0400[diff] [blame]1932 oid_to_hex(&ref->old_oid));
Nguyễn Thái Ngọc Duy2abf3502018-09-21 17:57:38 +0200[diff] [blame]1933 repo_init_revisions(the_repository, &revs, setup_git_directory());
Jeff Kingd70a9eb2020-07-28 20:37:20 -0400[diff] [blame]1934 setup_revisions(commit_argv.nr, commit_argv.v, &revs, NULL);
Junio C Hamanod633c882008-06-07 11:39:20 -0700[diff] [blame]1935 revs.edge_hint = 0; /* just in case */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1936
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1937 /* Generate a list of objects that need to be pushed */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1938 pushing = 0;
Martin Koegler3d51e1b2008-02-18 08:31:56 +0100[diff] [blame]1939 if (prepare_revision_walk(&revs))
1940 die("revision walk setup failed");
Derrick Stolee4f6d26b2019-01-16 10:25:58 -0800[diff] [blame]1941 mark_edges_uninteresting(&revs, NULL, 0);
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1942 objects_to_send = get_delta(&revs, ref_lock);
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]1943 finish_all_active_slots();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1944
1945 /* Push missing objects to remote, this would be a
1946 convenient time to pack them first if appropriate. */
1947 pushing = 1;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1948 if (objects_to_send)
1949 fprintf(stderr, " sending %d objects\n",
1950 objects_to_send);
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1951
1952 run_request_queue();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1953
1954 /* Update the remote branch if all went well */
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]1955 if (aborted || !update_remote(&ref->new_oid, ref_lock))
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1956 rc = 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1957
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1958 if (!rc)
1959 fprintf(stderr, " done\n");
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1960 if (helper_status)
1961 printf("%s %s\n", !rc ? "ok" : "error", ref->name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1962 unlock_remote(ref_lock);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]1963 check_locks();
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1964 strvec_clear(&commit_argv);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1965 }
1966
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1967 /* Update remote server info if appropriate */
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1968 if (repo->has_info_refs && new_refs) {
1969 if (info_ref_lock && repo->can_update_info_refs) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1970 fprintf(stderr, "Updating remote server info\n");
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]1971 if (!dry_run)
1972 update_remote_info_refs(info_ref_lock);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1973 } else {
1974 fprintf(stderr, "Unable to update server info\n");
1975 }
1976 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1977
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1978 cleanup:
Grégoire Barbier9116de52008-01-19 16:22:47 +0100[diff] [blame]1979 if (info_ref_lock)
1980 unlock_remote(info_ref_lock);
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1981 free(repo);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1982
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]1983 http_cleanup();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1984
1985 request = request_queue_head;
1986 while (request != NULL) {
1987 next_request = request->next;
1988 release_request(request);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1989 request = next_request;
1990 }
1991
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1992 return rc;
1993}