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googlers / jrn / git / e3d2f20e6f14d3cba641a365a733a615278e9e5e / . / http-push.c
blob: 3f184986362f35fa2cd443cf278f953b2f18242d [file] [log] [blame]
Elijah Newrend812c3b2023-04-11 00:41:56 -0700[diff] [blame]1#include "git-compat-util.h"
Elijah Newren32a8f512023-03-21 06:26:03 +0000[diff] [blame]2#include "environment.h"
Elijah Newren41771fa2023-02-24 00:09:27 +0000[diff] [blame]3#include "hex.h"
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]4#include "repository.h"
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]5#include "commit.h"
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]6#include "tag.h"
7#include "blob.h"
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]8#include "http.h"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]9#include "refs.h"
Junio C Hamanoc4e05b12006-04-10 18:14:54 -0700[diff] [blame]10#include "diff.h"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]11#include "revision.h"
Stefan Bellerd807c4a2018-04-10 14:26:18 -0700[diff] [blame]12#include "exec-cmd.h"
Daniel Barkalow6b628162007-05-12 11:45:59 -0400[diff] [blame]13#include "remote.h"
Junio C Hamanod633c882008-06-07 11:39:20 -0700[diff] [blame]14#include "list-objects.h"
Elijah Newrene38da482023-03-21 06:26:05 +0000[diff] [blame]15#include "setup.h"
Jeff King4a16d072009-01-22 01:02:35 -0500[diff] [blame]16#include "sigchain.h"
Jeff Kingdbbcd442020-07-28 16:23:39 -0400[diff] [blame]17#include "strvec.h"
Elijah Newrend4a4f922023-04-22 20:17:26 +0000[diff] [blame]18#include "tree.h"
Jonathan Tand6fe0032017-08-18 15:20:34 -0700[diff] [blame]19#include "packfile.h"
Stefan Bellera80d72d2018-03-23 18:20:59 +0100[diff] [blame]20#include "object-store.h"
Derrick Stolee64043552018-07-20 16:33:04 +0000[diff] [blame]21#include "commit-reach.h"
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]22
Matt Kraai081fd8d2013-02-11 14:03:45 -0800[diff] [blame]23#ifdef EXPAT_NEEDS_XMLPARSE_H
24#include <xmlparse.h>
25#else
Paul Collinsbee8e792005-11-06 21:07:45 +0000[diff] [blame]26#include <expat.h>
Matt Kraai081fd8d2013-02-11 14:03:45 -0800[diff] [blame]27#endif
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]28
29static const char http_push_usage[] =
Stephan Beyer1b1dd232008-07-13 15:36:15 +0200[diff] [blame]30"git http-push [--all] [--dry-run] [--force] [--verbose] <remote> [<head>...]\n";
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]31
Johannes Schindelin92e2eb92005-11-07 19:23:11 +0100[diff] [blame]32#ifndef XML_STATUS_OK
33enum XML_Status {
34 XML_STATUS_OK = 1,
35 XML_STATUS_ERROR = 0
36};
37#define XML_STATUS_OK 1
38#define XML_STATUS_ERROR 0
39#endif
40
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]41#define PREV_BUF_SIZE 4096
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]42
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]43/* DAV methods */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]44#define DAV_LOCK "LOCK"
45#define DAV_MKCOL "MKCOL"
46#define DAV_MOVE "MOVE"
47#define DAV_PROPFIND "PROPFIND"
48#define DAV_PUT "PUT"
49#define DAV_UNLOCK "UNLOCK"
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]50#define DAV_DELETE "DELETE"
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]51
52/* DAV lock flags */
53#define DAV_PROP_LOCKWR (1u << 0)
54#define DAV_PROP_LOCKEX (1u << 1)
55#define DAV_LOCK_OK (1u << 2)
56
57/* DAV XML properties */
58#define DAV_CTX_LOCKENTRY ".multistatus.response.propstat.prop.supportedlock.lockentry"
59#define DAV_CTX_LOCKTYPE_WRITE ".multistatus.response.propstat.prop.supportedlock.lockentry.locktype.write"
60#define DAV_CTX_LOCKTYPE_EXCLUSIVE ".multistatus.response.propstat.prop.supportedlock.lockentry.lockscope.exclusive"
61#define DAV_ACTIVELOCK_OWNER ".prop.lockdiscovery.activelock.owner.href"
62#define DAV_ACTIVELOCK_TIMEOUT ".prop.lockdiscovery.activelock.timeout"
63#define DAV_ACTIVELOCK_TOKEN ".prop.lockdiscovery.activelock.locktoken.href"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]64#define DAV_PROPFIND_RESP ".multistatus.response"
65#define DAV_PROPFIND_NAME ".multistatus.response.href"
66#define DAV_PROPFIND_COLLECTION ".multistatus.response.propstat.prop.resourcetype.collection"
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]67
68/* DAV request body templates */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]69#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>"
70#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]71#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>"
72
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]73#define LOCK_TIME 600
74#define LOCK_REFRESH 30
75
Nguyễn Thái Ngọc Duy208acbf2014-03-25 20:23:26 +0700[diff] [blame]76/* Remember to update object flag allocation in object.h */
brian m. carlson64472d12020-06-23 21:52:20 +0000[diff] [blame]77#define LOCAL (1u<<11)
78#define REMOTE (1u<<12)
79#define FETCHING (1u<<13)
80#define PUSHING (1u<<14)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]81
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]82/* We allow "recursive" symbolic refs. Only within reason, though */
83#define MAXDEPTH 5
84
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]85static int pushing;
86static int aborted;
Nick Hengevelda3c57c92006-03-20 11:50:51 -0800[diff] [blame]87static signed char remote_dir_exists[256];
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]88
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]89static int push_verbosely;
Andy Whitcroft28b9d6e2007-11-09 23:32:10 +0000[diff] [blame]90static int push_all = MATCH_REFS_NONE;
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]91static int force_all;
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]92static int dry_run;
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]93static int helper_status;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]94
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]95static struct object_list *objects;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]96
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]97struct repo {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]98 char *url;
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +0300[diff] [blame]99 char *path;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]100 int path_len;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]101 int has_info_refs;
102 int can_update_info_refs;
103 int has_info_packs;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]104 struct packed_git *packs;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]105 struct remote_lock *locks;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]106};
107
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]108static struct repo *repo;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]109
110enum transfer_state {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]111 NEED_FETCH,
112 RUN_FETCH_LOOSE,
113 RUN_FETCH_PACKED,
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]114 NEED_PUSH,
115 RUN_MKCOL,
116 RUN_PUT,
117 RUN_MOVE,
118 ABORTED,
Gary V. Vaughan4b055482010-05-14 09:31:35 +0000[diff] [blame]119 COMPLETE
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]120};
121
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]122struct transfer_request {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]123 struct object *obj;
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]124 struct packed_git *target;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]125 char *url;
126 char *dest;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]127 struct remote_lock *lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]128 struct curl_slist *headers;
129 struct buffer buffer;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]130 enum transfer_state state;
131 CURLcode curl_result;
132 char errorstr[CURL_ERROR_SIZE];
133 long http_code;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]134 void *userData;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]135 struct active_request_slot *slot;
136 struct transfer_request *next;
137};
138
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]139static struct transfer_request *request_queue_head;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]140
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]141struct xml_ctx {
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]142 char *name;
143 int len;
144 char *cdata;
145 void (*userFunc)(struct xml_ctx *ctx, int tag_closed);
146 void *userData;
147};
148
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]149struct remote_lock {
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]150 char *url;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]151 char *owner;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]152 char *token;
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]153 char tmpfile_suffix[GIT_MAX_HEXSZ + 1];
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]154 time_t start_time;
155 long timeout;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]156 int refreshing;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]157 struct remote_lock *next;
158};
159
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]160/* Flags that control remote_ls processing */
161#define PROCESS_FILES (1u << 0)
162#define PROCESS_DIRS (1u << 1)
163#define RECURSIVE (1u << 2)
164
165/* Flags that remote_ls passes to callback functions */
166#define IS_DIR (1u << 0)
167
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]168struct remote_ls_ctx {
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]169 char *path;
170 void (*userFunc)(struct remote_ls_ctx *ls);
171 void *userData;
172 int flags;
173 char *dentry_name;
174 int dentry_flags;
175 struct remote_ls_ctx *parent;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]176};
177
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]178/* get_dav_token_headers options */
179enum dav_header_flag {
180 DAV_HEADER_IF = (1u << 0),
181 DAV_HEADER_LOCK = (1u << 1),
182 DAV_HEADER_TIMEOUT = (1u << 2)
183};
184
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]185static char *xml_entities(const char *s)
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]186{
187 struct strbuf buf = STRBUF_INIT;
Michael Haggerty37141f22012-11-25 12:08:35 +0100[diff] [blame]188 strbuf_addstr_xml_quoted(&buf, s);
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]189 return strbuf_detach(&buf, NULL);
190}
191
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]192static void curl_setup_http_get(CURL *curl, const char *url,
193 const char *custom_req)
194{
195 curl_easy_setopt(curl, CURLOPT_HTTPGET, 1);
196 curl_easy_setopt(curl, CURLOPT_URL, url);
197 curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, custom_req);
198 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, fwrite_null);
199}
200
201static void curl_setup_http(CURL *curl, const char *url,
202 const char *custom_req, struct buffer *buffer,
203 curl_write_callback write_fn)
204{
Jeff King69560152023-01-16 22:04:38 -0500[diff] [blame]205 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1);
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]206 curl_easy_setopt(curl, CURLOPT_URL, url);
207 curl_easy_setopt(curl, CURLOPT_INFILE, buffer);
208 curl_easy_setopt(curl, CURLOPT_INFILESIZE, buffer->buf.len);
209 curl_easy_setopt(curl, CURLOPT_READFUNCTION, fread_buffer);
Jeff Kingfe7e44e2023-01-16 22:04:44 -0500[diff] [blame]210 curl_easy_setopt(curl, CURLOPT_SEEKFUNCTION, seek_buffer);
211 curl_easy_setopt(curl, CURLOPT_SEEKDATA, buffer);
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]212 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_fn);
213 curl_easy_setopt(curl, CURLOPT_NOBODY, 0);
214 curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, custom_req);
215 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1);
216}
217
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]218static struct curl_slist *get_dav_token_headers(struct remote_lock *lock, enum dav_header_flag options)
219{
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]220 struct strbuf buf = STRBUF_INIT;
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]221 struct curl_slist *dav_headers = http_copy_default_headers();
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]222
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]223 if (options & DAV_HEADER_IF) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]224 strbuf_addf(&buf, "If: (<%s>)", lock->token);
225 dav_headers = curl_slist_append(dav_headers, buf.buf);
226 strbuf_reset(&buf);
227 }
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]228 if (options & DAV_HEADER_LOCK) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]229 strbuf_addf(&buf, "Lock-Token: <%s>", lock->token);
230 dav_headers = curl_slist_append(dav_headers, buf.buf);
231 strbuf_reset(&buf);
232 }
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]233 if (options & DAV_HEADER_TIMEOUT) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]234 strbuf_addf(&buf, "Timeout: Second-%ld", lock->timeout);
235 dav_headers = curl_slist_append(dav_headers, buf.buf);
236 strbuf_reset(&buf);
237 }
238 strbuf_release(&buf);
239
240 return dav_headers;
241}
242
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]243static void finish_request(struct transfer_request *request);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]244static void release_request(struct transfer_request *request);
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]245
246static void process_response(void *callback_data)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]247{
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]248 struct transfer_request *request =
249 (struct transfer_request *)callback_data;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]250
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]251 finish_request(request);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]252}
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);
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]260 if (!obj_req) {
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}
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]302
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]303static void start_fetch_packed(struct transfer_request *request)
304{
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]305 struct packed_git *target;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]306
307 struct transfer_request *check_request = request_queue_head;
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]308 struct http_pack_request *preq;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]309
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]310 target = find_sha1_pack(request->obj->oid.hash, repo->packs);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]311 if (!target) {
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]312 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]313 repo->can_update_info_refs = 0;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]314 release_request(request);
315 return;
316 }
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]317 close_pack_index(target);
318 request->target = target;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]319
brian m. carlson538b1522019-02-19 00:05:03 +0000[diff] [blame]320 fprintf(stderr, "Fetching pack %s\n",
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]321 hash_to_hex(target->hash));
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]322 fprintf(stderr, " which contains %s\n", oid_to_hex(&request->obj->oid));
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]323
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]324 preq = new_http_pack_request(target->hash, repo->url);
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]325 if (!preq) {
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]326 repo->can_update_info_refs = 0;
327 return;
328 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]329
330 /* Make sure there isn't another open request for this pack */
331 while (check_request) {
332 if (check_request->state == RUN_FETCH_PACKED &&
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]333 !strcmp(check_request->url, preq->url)) {
334 release_http_pack_request(preq);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]335 release_request(request);
336 return;
337 }
338 check_request = check_request->next;
339 }
340
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]341 preq->slot->callback_func = process_response;
342 preq->slot->callback_data = request;
343 request->slot = preq->slot;
344 request->userData = preq;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]345
346 /* Try to get the request started, abort the request on error */
347 request->state = RUN_FETCH_PACKED;
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]348 if (!start_active_slot(preq->slot)) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]349 fprintf(stderr, "Unable to start GET request\n");
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]350 release_http_pack_request(preq);
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]351 repo->can_update_info_refs = 0;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]352 release_request(request);
353 }
354}
355
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]356static void start_put(struct transfer_request *request)
357{
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]358 char *hex = oid_to_hex(&request->obj->oid);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]359 struct active_request_slot *slot;
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800[diff] [blame]360 struct strbuf buf = STRBUF_INIT;
Nicolas Pitre21666f12007-02-26 14:55:59 -0500[diff] [blame]361 enum object_type type;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]362 char hdr[50];
363 void *unpacked;
364 unsigned long len;
365 int hdrlen;
366 ssize_t size;
Junio C Hamanoef49a7a2011-06-10 11:52:15 -0700[diff] [blame]367 git_zstream stream;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]368
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]369 unpacked = repo_read_object_file(the_repository, &request->obj->oid,
370 &type, &len);
Ævar Arnfjörð Bjarmasonb04cdea2022-02-05 00:48:25 +0100[diff] [blame]371 hdrlen = format_object_header(hdr, sizeof(hdr), type, len);
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
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]528 if (request->headers)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]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
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]608static int is_running_queue;
Daniel Barkalowfc57b6a2007-09-10 23:02:34 -0400[diff] [blame]609static int fill_active_slot(void *unused)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]610{
Benjamin Kramer8e24cba2009-03-15 22:01:20 +0100[diff] [blame]611 struct transfer_request *request;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]612
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]613 if (aborted || !is_running_queue)
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]614 return 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]615
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]616 for (request = request_queue_head; request; request = request->next) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]617 if (request->state == NEED_FETCH) {
618 start_fetch_loose(request);
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]619 return 1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]620 } else if (pushing && request->state == NEED_PUSH) {
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]621 if (remote_dir_exists[request->obj->oid.hash[0]] == 1) {
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800[diff] [blame]622 start_put(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]623 } else {
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800[diff] [blame]624 start_mkcol(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]625 }
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]626 return 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]627 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]628 }
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]629 return 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]630}
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]631
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]632static void get_remote_object_list(unsigned char parent);
633
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]634static void add_fetch_request(struct object *obj)
635{
636 struct transfer_request *request;
637
638 check_locks();
639
640 /*
641 * Don't fetch the object if it's known to exist locally
642 * or is already in the request queue
643 */
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]644 if (remote_dir_exists[obj->oid.hash[0]] == -1)
645 get_remote_object_list(obj->oid.hash[0]);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]646 if (obj->flags & (LOCAL | FETCHING))
647 return;
648
649 obj->flags |= FETCHING;
650 request = xmalloc(sizeof(*request));
651 request->obj = obj;
652 request->url = NULL;
653 request->lock = NULL;
654 request->headers = NULL;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]655 request->state = NEED_FETCH;
656 request->next = request_queue_head;
657 request_queue_head = request;
658
659 fill_active_slots();
660 step_active_slots();
661}
662
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]663static int add_send_request(struct object *obj, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]664{
Stefan Beller3def06e2013-07-18 23:35:26 +0200[diff] [blame]665 struct transfer_request *request;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]666 struct packed_git *target;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]667
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]668 /* Keep locks active */
669 check_locks();
670
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]671 /*
672 * Don't push the object if it's known to exist on the remote
673 * or is already in the request queue
674 */
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]675 if (remote_dir_exists[obj->oid.hash[0]] == -1)
676 get_remote_object_list(obj->oid.hash[0]);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]677 if (obj->flags & (REMOTE | PUSHING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]678 return 0;
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]679 target = find_sha1_pack(obj->oid.hash, repo->packs);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]680 if (target) {
681 obj->flags |= REMOTE;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]682 return 0;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]683 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]684
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]685 obj->flags |= PUSHING;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]686 request = xmalloc(sizeof(*request));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]687 request->obj = obj;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]688 request->url = NULL;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]689 request->lock = lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]690 request->headers = NULL;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]691 request->state = NEED_PUSH;
Nick Hengeveldc17fb6e2005-11-04 14:22:18 -0800[diff] [blame]692 request->next = request_queue_head;
693 request_queue_head = request;
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]694
695 fill_active_slots();
696 step_active_slots();
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]697
698 return 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]699}
700
Peter Hagervallf4f440a2005-11-08 23:18:31 +0100[diff] [blame]701static int fetch_indices(void)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]702{
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800[diff] [blame]703 int ret;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]704
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]705 if (push_verbosely)
706 fprintf(stderr, "Getting pack list\n");
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]707
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800[diff] [blame]708 switch (http_get_info_packs(repo->url, &repo->packs)) {
709 case HTTP_OK:
710 case HTTP_MISSING_TARGET:
711 ret = 0;
712 break;
713 default:
714 ret = -1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]715 }
716
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800[diff] [blame]717 return ret;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]718}
719
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]720static void one_remote_object(const struct object_id *oid)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]721{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]722 struct object *obj;
723
Jeff Kingd0229ab2019-06-20 03:41:14 -0400[diff] [blame]724 obj = lookup_object(the_repository, oid);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]725 if (!obj)
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]726 obj = parse_object(the_repository, oid);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]727
728 /* Ignore remote objects that don't exist locally */
729 if (!obj)
730 return;
731
732 obj->flags |= REMOTE;
733 if (!object_list_contains(objects, obj))
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]734 object_list_insert(obj, &objects);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]735}
736
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]737static void handle_lockprop_ctx(struct xml_ctx *ctx, int tag_closed)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]738{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]739 int *lock_flags = (int *)ctx->userData;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]740
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]741 if (tag_closed) {
742 if (!strcmp(ctx->name, DAV_CTX_LOCKENTRY)) {
743 if ((*lock_flags & DAV_PROP_LOCKEX) &&
744 (*lock_flags & DAV_PROP_LOCKWR)) {
745 *lock_flags |= DAV_LOCK_OK;
746 }
747 *lock_flags &= DAV_LOCK_OK;
748 } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_WRITE)) {
749 *lock_flags |= DAV_PROP_LOCKWR;
750 } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_EXCLUSIVE)) {
751 *lock_flags |= DAV_PROP_LOCKEX;
752 }
753 }
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]754}
755
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]756static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]757{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]758 struct remote_lock *lock = (struct remote_lock *)ctx->userData;
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]759 git_hash_ctx hash_ctx;
760 unsigned char lock_token_hash[GIT_MAX_RAWSZ];
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]761
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]762 if (tag_closed && ctx->cdata) {
763 if (!strcmp(ctx->name, DAV_ACTIVELOCK_OWNER)) {
Jeff King95244ae2014-06-19 17:19:43 -0400[diff] [blame]764 lock->owner = xstrdup(ctx->cdata);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]765 } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TIMEOUT)) {
Jeff Kingae021d82014-06-18 15:47:50 -0400[diff] [blame]766 const char *arg;
767 if (skip_prefix(ctx->cdata, "Second-", &arg))
768 lock->timeout = strtol(arg, NULL, 10);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]769 } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TOKEN)) {
Jeff King95244ae2014-06-19 17:19:43 -0400[diff] [blame]770 lock->token = xstrdup(ctx->cdata);
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800[diff] [blame]771
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]772 the_hash_algo->init_fn(&hash_ctx);
773 the_hash_algo->update_fn(&hash_ctx, lock->token, strlen(lock->token));
774 the_hash_algo->final_fn(lock_token_hash, &hash_ctx);
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800[diff] [blame]775
776 lock->tmpfile_suffix[0] = '_';
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]777 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]778 }
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]779 }
780}
781
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]782static void one_remote_ref(const char *refname);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]783
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]784static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]785xml_start_tag(void *userData, const char *name, const char **atts)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]786{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]787 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Dennis Stosbergef9e58c2006-04-11 18:37:58 +0200[diff] [blame]788 const char *c = strchr(name, ':');
Jeff King0cc41422015-09-24 17:06:58 -0400[diff] [blame]789 int old_namelen, new_len;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]790
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]791 if (!c)
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]792 c = name;
793 else
794 c++;
795
Jeff King0cc41422015-09-24 17:06:58 -0400[diff] [blame]796 old_namelen = strlen(ctx->name);
797 new_len = old_namelen + strlen(c) + 2;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]798
799 if (new_len > ctx->len) {
800 ctx->name = xrealloc(ctx->name, new_len);
801 ctx->len = new_len;
802 }
Jeff King0cc41422015-09-24 17:06:58 -0400[diff] [blame]803 xsnprintf(ctx->name + old_namelen, ctx->len - old_namelen, ".%s", c);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]804
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]805 FREE_AND_NULL(ctx->cdata);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]806
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]807 ctx->userFunc(ctx, 0);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]808}
809
810static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]811xml_end_tag(void *userData, const char *name)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]812{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]813 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Dennis Stosbergef9e58c2006-04-11 18:37:58 +0200[diff] [blame]814 const char *c = strchr(name, ':');
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]815 char *ep;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]816
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]817 ctx->userFunc(ctx, 1);
818
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]819 if (!c)
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]820 c = name;
821 else
822 c++;
823
824 ep = ctx->name + strlen(ctx->name) - strlen(c) - 1;
825 *ep = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]826}
827
828static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]829xml_cdata(void *userData, const XML_Char *s, int len)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]830{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]831 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Junio C Hamano4cac42b2006-08-27 21:19:39 -0700[diff] [blame]832 free(ctx->cdata);
Pierre Habouzit182af832007-09-16 00:32:36 +0200[diff] [blame]833 ctx->cdata = xmemdupz(s, len);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]834}
835
Timo Hirvonen554fe202006-06-28 12:04:39 +0300[diff] [blame]836static struct remote_lock *lock_remote(const char *path, long timeout)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]837{
838 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]839 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]840 struct buffer out_buffer = { STRBUF_INIT, 0 };
841 struct strbuf in_buffer = STRBUF_INIT;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]842 char *url;
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]843 char *ep;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]844 char timeout_header[25];
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]845 struct remote_lock *lock = NULL;
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]846 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]847 struct xml_ctx ctx;
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]848 char *escaped;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]849
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]850 url = xstrfmt("%s%s", repo->url, path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]851
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]852 /* Make sure leading directories exist for the remote ref */
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]853 ep = strchr(url + strlen(repo->url) + 1, '/');
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]854 while (ep) {
Johannes Schindelin466ddf92009-01-17 16:11:51 +0100[diff] [blame]855 char saved_character = ep[1];
856 ep[1] = '\0';
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]857 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]858 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]859 curl_setup_http_get(slot->curl, url, DAV_MKCOL);
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]860 if (start_active_slot(slot)) {
861 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]862 if (results.curl_result != CURLE_OK &&
863 results.http_code != 405) {
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]864 fprintf(stderr,
865 "Unable to create branch path %s\n",
866 url);
867 free(url);
868 return NULL;
869 }
870 } else {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]871 fprintf(stderr, "Unable to start MKCOL request\n");
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]872 free(url);
873 return NULL;
874 }
Johannes Schindelin466ddf92009-01-17 16:11:51 +0100[diff] [blame]875 ep[1] = saved_character;
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]876 ep = strchr(ep + 1, '/');
877 }
878
Jeff King5cb21942012-05-21 19:09:47 -0400[diff] [blame]879 escaped = xml_entities(ident_default_email());
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]880 strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped);
881 free(escaped);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]882
Jeff King5096d492015-09-24 17:06:08 -0400[diff] [blame]883 xsnprintf(timeout_header, sizeof(timeout_header), "Timeout: Second-%ld", timeout);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]884 dav_headers = curl_slist_append(dav_headers, timeout_header);
885 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
886
887 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]888 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]889 curl_setup_http(slot->curl, url, DAV_LOCK, &out_buffer, fwrite_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]890 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Ævar Arnfjörð Bjarmason8dda4cb2021-07-30 19:59:46 +0200[diff] [blame]891 curl_easy_setopt(slot->curl, CURLOPT_WRITEDATA, &in_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]892
René Scharfeca56dad2021-03-13 17:17:22 +0100[diff] [blame]893 CALLOC_ARRAY(lock, 1);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]894 lock->timeout = -1;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]895
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]896 if (start_active_slot(slot)) {
897 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]898 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]899 XML_Parser parser = XML_ParserCreate(NULL);
900 enum XML_Status result;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]901 ctx.name = xcalloc(10, 1);
902 ctx.len = 0;
903 ctx.cdata = NULL;
904 ctx.userFunc = handle_new_lock_ctx;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]905 ctx.userData = lock;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]906 XML_SetUserData(parser, &ctx);
907 XML_SetElementHandler(parser, xml_start_tag,
908 xml_end_tag);
909 XML_SetCharacterDataHandler(parser, xml_cdata);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]910 result = XML_Parse(parser, in_buffer.buf,
911 in_buffer.len, 1);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]912 free(ctx.name);
913 if (result != XML_STATUS_OK) {
914 fprintf(stderr, "XML error: %s\n",
915 XML_ErrorString(
916 XML_GetErrorCode(parser)));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]917 lock->timeout = -1;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]918 }
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]919 XML_ParserFree(parser);
Patryk Obaraa2b98202018-01-24 12:11:53 +0100[diff] [blame]920 } else {
921 fprintf(stderr,
922 "error: curl result=%d, HTTP code=%ld\n",
923 results.curl_result, results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]924 }
925 } else {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]926 fprintf(stderr, "Unable to start LOCK request\n");
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]927 }
928
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]929 curl_slist_free_all(dav_headers);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]930 strbuf_release(&out_buffer.buf);
931 strbuf_release(&in_buffer);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]932
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]933 if (lock->token == NULL || lock->timeout <= 0) {
Jim Meyering8e0f7002008-01-31 18:26:32 +0100[diff] [blame]934 free(lock->token);
935 free(lock->owner);
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]936 free(url);
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]937 FREE_AND_NULL(lock);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]938 } else {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]939 lock->url = url;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]940 lock->start_time = time(NULL);
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]941 lock->next = repo->locks;
942 repo->locks = lock;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]943 }
944
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]945 return lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]946}
947
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]948static int unlock_remote(struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]949{
950 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]951 struct slot_results results;
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]952 struct remote_lock *prev = repo->locks;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]953 struct curl_slist *dav_headers;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]954 int rc = 0;
955
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]956 dav_headers = get_dav_token_headers(lock, DAV_HEADER_LOCK);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]957
958 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]959 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]960 curl_setup_http_get(slot->curl, lock->url, DAV_UNLOCK);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]961 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
962
963 if (start_active_slot(slot)) {
964 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]965 if (results.curl_result == CURLE_OK)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]966 rc = 1;
967 else
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]968 fprintf(stderr, "UNLOCK HTTP error %ld\n",
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]969 results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]970 } else {
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]971 fprintf(stderr, "Unable to start UNLOCK request\n");
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]972 }
973
974 curl_slist_free_all(dav_headers);
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]975
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]976 if (repo->locks == lock) {
977 repo->locks = lock->next;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]978 } else {
979 while (prev && prev->next != lock)
980 prev = prev->next;
981 if (prev)
René Scharfe5cc6a4b2019-10-13 14:49:17 +0200[diff] [blame]982 prev->next = lock->next;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]983 }
984
Jim Meyering8e0f7002008-01-31 18:26:32 +0100[diff] [blame]985 free(lock->owner);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]986 free(lock->url);
987 free(lock->token);
988 free(lock);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]989
990 return rc;
991}
992
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]993static void remove_locks(void)
994{
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]995 struct remote_lock *lock = repo->locks;
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]996
997 fprintf(stderr, "Removing remote locks...\n");
998 while (lock) {
Alex Riesen6589ebf2009-05-24 15:16:49 +0200[diff] [blame]999 struct remote_lock *next = lock->next;
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1000 unlock_remote(lock);
Alex Riesen6589ebf2009-05-24 15:16:49 +0200[diff] [blame]1001 lock = next;
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1002 }
1003}
1004
1005static void remove_locks_on_signal(int signo)
1006{
1007 remove_locks();
Jeff King4a16d072009-01-22 01:02:35 -0500[diff] [blame]1008 sigchain_pop(signo);
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1009 raise(signo);
1010}
1011
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1012static void remote_ls(const char *path, int flags,
1013 void (*userFunc)(struct remote_ls_ctx *ls),
1014 void *userData);
1015
René Scharfec3bdc4e2017-10-31 14:49:56 +0100[diff] [blame]1016/* extract hex from sharded "xx/x{38}" filename */
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1017static int get_oid_hex_from_objpath(const char *path, struct object_id *oid)
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1018{
brian m. carlsonc3b4e4e2021-04-26 01:02:51 +0000[diff] [blame]1019 oid->algo = hash_algo_by_ptr(the_hash_algo);
1020
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]1021 if (strlen(path) != the_hash_algo->hexsz + 1)
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1022 return -1;
1023
René Scharfec3bdc4e2017-10-31 14:49:56 +0100[diff] [blame]1024 if (hex_to_bytes(oid->hash, path, 1))
1025 return -1;
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1026 path += 2;
1027 path++; /* skip '/' */
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1028
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]1029 return hex_to_bytes(oid->hash + 1, path, the_hash_algo->rawsz - 1);
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1030}
1031
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1032static void process_ls_object(struct remote_ls_ctx *ls)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1033{
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1034 unsigned int *parent = (unsigned int *)ls->userData;
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1035 const char *path = ls->dentry_name;
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1036 struct object_id oid;
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1037
1038 if (!strcmp(ls->path, ls->dentry_name) && (ls->flags & IS_DIR)) {
1039 remote_dir_exists[*parent] = 1;
1040 return;
1041 }
1042
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1043 if (!skip_prefix(path, "objects/", &path) ||
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1044 get_oid_hex_from_objpath(path, &oid))
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1045 return;
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1046
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1047 one_remote_object(&oid);
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1048}
1049
1050static void process_ls_ref(struct remote_ls_ctx *ls)
1051{
1052 if (!strcmp(ls->path, ls->dentry_name) && (ls->dentry_flags & IS_DIR)) {
1053 fprintf(stderr, " %s\n", ls->dentry_name);
1054 return;
1055 }
1056
1057 if (!(ls->dentry_flags & IS_DIR))
1058 one_remote_ref(ls->dentry_name);
1059}
1060
1061static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed)
1062{
1063 struct remote_ls_ctx *ls = (struct remote_ls_ctx *)ctx->userData;
1064
1065 if (tag_closed) {
1066 if (!strcmp(ctx->name, DAV_PROPFIND_RESP) && ls->dentry_name) {
1067 if (ls->dentry_flags & IS_DIR) {
Tay Ray Chuan0fdadc52010-11-25 16:21:07 +0800[diff] [blame]1068
1069 /* ensure collection names end with slash */
1070 str_end_url_with_slash(ls->dentry_name, &ls->dentry_name);
1071
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1072 if (ls->flags & PROCESS_DIRS) {
1073 ls->userFunc(ls);
1074 }
1075 if (strcmp(ls->dentry_name, ls->path) &&
1076 ls->flags & RECURSIVE) {
1077 remote_ls(ls->dentry_name,
1078 ls->flags,
1079 ls->userFunc,
1080 ls->userData);
1081 }
1082 } else if (ls->flags & PROCESS_FILES) {
1083 ls->userFunc(ls);
1084 }
1085 } else if (!strcmp(ctx->name, DAV_PROPFIND_NAME) && ctx->cdata) {
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +0300[diff] [blame]1086 char *path = ctx->cdata;
1087 if (*ctx->cdata == 'h') {
1088 path = strstr(path, "//");
1089 if (path) {
1090 path = strchr(path+2, '/');
1091 }
1092 }
1093 if (path) {
Tay Ray Chuandfc2dcd2010-11-25 16:21:08 +0800[diff] [blame]1094 const char *url = repo->url;
1095 if (repo->path)
1096 url = repo->path;
1097 if (strncmp(path, url, repo->path_len))
Pete Wyckoff82247e92012-04-29 20:28:45 -0400[diff] [blame]1098 error("Parsed path '%s' does not match url: '%s'",
Tay Ray Chuandfc2dcd2010-11-25 16:21:08 +0800[diff] [blame]1099 path, url);
1100 else {
1101 path += repo->path_len;
1102 ls->dentry_name = xstrdup(path);
1103 }
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +0300[diff] [blame]1104 }
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1105 } else if (!strcmp(ctx->name, DAV_PROPFIND_COLLECTION)) {
1106 ls->dentry_flags |= IS_DIR;
1107 }
1108 } else if (!strcmp(ctx->name, DAV_PROPFIND_RESP)) {
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]1109 FREE_AND_NULL(ls->dentry_name);
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1110 ls->dentry_flags = 0;
1111 }
1112}
1113
Johannes Schindelin20642802009-01-17 16:36:26 +0100[diff] [blame]1114/*
1115 * NEEDSWORK: remote_ls() ignores info/refs on the remote side. But it
1116 * should _only_ heed the information from that file, instead of trying to
1117 * determine the refs from the remote file system (badly: it does not even
1118 * know about packed-refs).
1119 */
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1120static void remote_ls(const char *path, int flags,
1121 void (*userFunc)(struct remote_ls_ctx *ls),
1122 void *userData)
1123{
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1124 char *url = xstrfmt("%s%s", repo->url, path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1125 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1126 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1127 struct strbuf in_buffer = STRBUF_INIT;
1128 struct buffer out_buffer = { STRBUF_INIT, 0 };
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]1129 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1130 struct xml_ctx ctx;
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1131 struct remote_ls_ctx ls;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1132
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1133 ls.flags = flags;
Shawn Pearce9befac42006-09-02 00:16:31 -0400[diff] [blame]1134 ls.path = xstrdup(path);
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1135 ls.dentry_name = NULL;
1136 ls.dentry_flags = 0;
1137 ls.userData = userData;
1138 ls.userFunc = userFunc;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1139
René Scharfe02962d32016-07-30 19:36:23 +0200[diff] [blame]1140 strbuf_addstr(&out_buffer.buf, PROPFIND_ALL_REQUEST);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1141
1142 dav_headers = curl_slist_append(dav_headers, "Depth: 1");
1143 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
1144
1145 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1146 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1147 curl_setup_http(slot->curl, url, DAV_PROPFIND,
1148 &out_buffer, fwrite_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1149 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Ævar Arnfjörð Bjarmason8dda4cb2021-07-30 19:59:46 +0200[diff] [blame]1150 curl_easy_setopt(slot->curl, CURLOPT_WRITEDATA, &in_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1151
1152 if (start_active_slot(slot)) {
1153 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1154 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1155 XML_Parser parser = XML_ParserCreate(NULL);
1156 enum XML_Status result;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1157 ctx.name = xcalloc(10, 1);
1158 ctx.len = 0;
1159 ctx.cdata = NULL;
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1160 ctx.userFunc = handle_remote_ls_ctx;
1161 ctx.userData = &ls;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1162 XML_SetUserData(parser, &ctx);
1163 XML_SetElementHandler(parser, xml_start_tag,
1164 xml_end_tag);
1165 XML_SetCharacterDataHandler(parser, xml_cdata);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1166 result = XML_Parse(parser, in_buffer.buf,
1167 in_buffer.len, 1);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1168 free(ctx.name);
1169
1170 if (result != XML_STATUS_OK) {
1171 fprintf(stderr, "XML error: %s\n",
1172 XML_ErrorString(
1173 XML_GetErrorCode(parser)));
1174 }
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1175 XML_ParserFree(parser);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1176 }
1177 } else {
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1178 fprintf(stderr, "Unable to start PROPFIND request\n");
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1179 }
1180
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1181 free(ls.path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1182 free(url);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1183 strbuf_release(&out_buffer.buf);
1184 strbuf_release(&in_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1185 curl_slist_free_all(dav_headers);
1186}
1187
1188static void get_remote_object_list(unsigned char parent)
1189{
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1190 char path[] = "objects/XX/";
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1191 static const char hex[] = "0123456789abcdef";
1192 unsigned int val = parent;
1193
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1194 path[8] = hex[val >> 4];
1195 path[9] = hex[val & 0xf];
1196 remote_dir_exists[val] = 0;
1197 remote_ls(path, (PROCESS_FILES | PROCESS_DIRS),
1198 process_ls_object, &val);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1199}
1200
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1201static int locking_available(void)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1202{
1203 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1204 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1205 struct strbuf in_buffer = STRBUF_INIT;
1206 struct buffer out_buffer = { STRBUF_INIT, 0 };
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]1207 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1208 struct xml_ctx ctx;
1209 int lock_flags = 0;
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]1210 char *escaped;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1211
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]1212 escaped = xml_entities(repo->url);
1213 strbuf_addf(&out_buffer.buf, PROPFIND_SUPPORTEDLOCK_REQUEST, escaped);
1214 free(escaped);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1215
1216 dav_headers = curl_slist_append(dav_headers, "Depth: 0");
1217 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1218
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1219 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1220 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1221 curl_setup_http(slot->curl, repo->url, DAV_PROPFIND,
1222 &out_buffer, fwrite_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1223 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Ævar Arnfjörð Bjarmason8dda4cb2021-07-30 19:59:46 +0200[diff] [blame]1224 curl_easy_setopt(slot->curl, CURLOPT_WRITEDATA, &in_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1225
1226 if (start_active_slot(slot)) {
1227 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1228 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1229 XML_Parser parser = XML_ParserCreate(NULL);
1230 enum XML_Status result;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1231 ctx.name = xcalloc(10, 1);
1232 ctx.len = 0;
1233 ctx.cdata = NULL;
1234 ctx.userFunc = handle_lockprop_ctx;
1235 ctx.userData = &lock_flags;
1236 XML_SetUserData(parser, &ctx);
1237 XML_SetElementHandler(parser, xml_start_tag,
1238 xml_end_tag);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1239 result = XML_Parse(parser, in_buffer.buf,
1240 in_buffer.len, 1);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1241 free(ctx.name);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1242
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1243 if (result != XML_STATUS_OK) {
1244 fprintf(stderr, "XML error: %s\n",
1245 XML_ErrorString(
1246 XML_GetErrorCode(parser)));
1247 lock_flags = 0;
1248 }
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1249 XML_ParserFree(parser);
Junio C Hamano325ce392008-01-20 15:00:54 -0800[diff] [blame]1250 if (!lock_flags)
Miklos Vajnad5c87cb2009-03-24 02:09:09 +0100[diff] [blame]1251 error("no DAV locking support on %s",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1252 repo->url);
Junio C Hamano325ce392008-01-20 15:00:54 -0800[diff] [blame]1253
1254 } else {
1255 error("Cannot access URL %s, return code %d",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1256 repo->url, results.curl_result);
Junio C Hamano325ce392008-01-20 15:00:54 -0800[diff] [blame]1257 lock_flags = 0;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1258 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1259 } else {
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1260 error("Unable to start PROPFIND request on %s", repo->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1261 }
1262
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1263 strbuf_release(&out_buffer.buf);
1264 strbuf_release(&in_buffer);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1265 curl_slist_free_all(dav_headers);
1266
1267 return lock_flags;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1268}
1269
Pierre Habouzitb5bf7cd2006-08-23 12:39:12 +0200[diff] [blame]1270static struct object_list **add_one_object(struct object *obj, struct object_list **p)
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1271{
1272 struct object_list *entry = xmalloc(sizeof(struct object_list));
1273 entry->item = obj;
1274 entry->next = *p;
1275 *p = entry;
1276 return &entry->next;
1277}
1278
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1279static struct object_list **process_blob(struct blob *blob,
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1280 struct object_list **p)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1281{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1282 struct object *obj = &blob->object;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1283
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1284 obj->flags |= LOCAL;
1285
1286 if (obj->flags & (UNINTERESTING | SEEN))
1287 return p;
1288
1289 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1290 return add_one_object(obj, p);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1291}
1292
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1293static struct object_list **process_tree(struct tree *tree,
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1294 struct object_list **p)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1295{
1296 struct object *obj = &tree->object;
Linus Torvalds2d9c58c2006-05-29 12:18:33 -0700[diff] [blame]1297 struct tree_desc desc;
Linus Torvalds4c068a92006-05-30 09:45:45 -0700[diff] [blame]1298 struct name_entry entry;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1299
1300 obj->flags |= LOCAL;
1301
1302 if (obj->flags & (UNINTERESTING | SEEN))
1303 return p;
1304 if (parse_tree(tree) < 0)
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]1305 die("bad tree object %s", oid_to_hex(&obj->oid));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1306
1307 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1308 p = add_one_object(obj, p);
Linus Torvalds2d9c58c2006-05-29 12:18:33 -0700[diff] [blame]1309
Linus Torvalds6fda5e52007-03-21 10:08:25 -0700[diff] [blame]1310 init_tree_desc(&desc, tree->buffer, tree->size);
Linus Torvalds2d9c58c2006-05-29 12:18:33 -0700[diff] [blame]1311
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +0000[diff] [blame]1312 while (tree_entry(&desc, &entry))
1313 switch (object_type(entry.mode)) {
1314 case OBJ_TREE:
brian m. carlsonea82b2a2019-01-15 00:39:44 +0000[diff] [blame]1315 p = process_tree(lookup_tree(the_repository, &entry.oid),
Stefan Bellerf86bcc72018-06-28 18:21:56 -0700[diff] [blame]1316 p);
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +0000[diff] [blame]1317 break;
1318 case OBJ_BLOB:
brian m. carlsonea82b2a2019-01-15 00:39:44 +0000[diff] [blame]1319 p = process_blob(lookup_blob(the_repository, &entry.oid),
Stefan Bellerda14a7f2018-06-28 18:21:55 -0700[diff] [blame]1320 p);
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +0000[diff] [blame]1321 break;
1322 default:
1323 /* Subproject commit - not in this repository */
1324 break;
1325 }
1326
Jeff King6e454b92013-06-05 18:37:39 -0400[diff] [blame]1327 free_tree_buffer(tree);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1328 return p;
1329}
1330
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1331static int get_delta(struct rev_info *revs, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1332{
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1333 int i;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1334 struct commit *commit;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1335 struct object_list **p = &objects;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1336 int count = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1337
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1338 while ((commit = get_revision(revs)) != NULL) {
Ævar Arnfjörð Bjarmasonecb50912023-03-28 15:58:48 +0200[diff] [blame]1339 p = process_tree(repo_get_commit_tree(the_repository, commit),
1340 p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1341 commit->object.flags |= LOCAL;
1342 if (!(commit->object.flags & UNINTERESTING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1343 count += add_send_request(&commit->object, lock);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1344 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1345
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1346 for (i = 0; i < revs->pending.nr; i++) {
1347 struct object_array_entry *entry = revs->pending.objects + i;
1348 struct object *obj = entry->item;
1349 const char *name = entry->name;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1350
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1351 if (obj->flags & (UNINTERESTING | SEEN))
1352 continue;
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1353 if (obj->type == OBJ_TAG) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1354 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1355 p = add_one_object(obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1356 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1357 }
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1358 if (obj->type == OBJ_TREE) {
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1359 p = process_tree((struct tree *)obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1360 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1361 }
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1362 if (obj->type == OBJ_BLOB) {
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1363 p = process_blob((struct blob *)obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1364 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1365 }
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]1366 die("unknown pending object %s (%s)", oid_to_hex(&obj->oid), name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1367 }
1368
1369 while (objects) {
1370 if (!(objects->item->flags & UNINTERESTING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1371 count += add_send_request(objects->item, lock);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1372 objects = objects->next;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1373 }
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1374
1375 return count;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1376}
1377
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]1378static int update_remote(const struct object_id *oid, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1379{
1380 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1381 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1382 struct buffer out_buffer = { STRBUF_INIT, 0 };
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1383 struct curl_slist *dav_headers;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1384
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1385 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1386
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]1387 strbuf_addf(&out_buffer.buf, "%s\n", oid_to_hex(oid));
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1388
1389 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1390 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1391 curl_setup_http(slot->curl, lock->url, DAV_PUT,
1392 &out_buffer, fwrite_null);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1393 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1394
1395 if (start_active_slot(slot)) {
1396 run_active_slot(slot);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1397 strbuf_release(&out_buffer.buf);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1398 if (results.curl_result != CURLE_OK) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1399 fprintf(stderr,
1400 "PUT error: curl result=%d, HTTP code=%ld\n",
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1401 results.curl_result, results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1402 /* We should attempt recovery? */
1403 return 0;
1404 }
1405 } else {
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1406 strbuf_release(&out_buffer.buf);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1407 fprintf(stderr, "Unable to start PUT request\n");
1408 return 0;
1409 }
1410
1411 return 1;
1412}
1413
Clemens Buchacher6d2bf962009-05-31 16:26:48 +0200[diff] [blame]1414static struct ref *remote_refs;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1415
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]1416static void one_remote_ref(const char *refname)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1417{
1418 struct ref *ref;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1419 struct object *obj;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1420
René Scharfe59c69c02008-10-18 10:44:18 +0200[diff] [blame]1421 ref = alloc_ref(refname);
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1422
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1423 if (http_fetch_ref(repo->url, ref) != 0) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1424 fprintf(stderr,
1425 "Unable to fetch ref %s from %s\n",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1426 refname, repo->url);
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1427 free(ref);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1428 return;
1429 }
1430
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1431 /*
1432 * Fetch a copy of the object if it doesn't exist locally - it
1433 * may be required for updating server info later.
1434 */
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]1435 if (repo->can_update_info_refs && !repo_has_object_file(the_repository, &ref->old_oid)) {
Jeff King45a187c2021-04-13 03:16:36 -0400[diff] [blame]1436 obj = lookup_unknown_object(the_repository, &ref->old_oid);
René Scharfee94eac42017-03-17 23:12:31 +0100[diff] [blame]1437 fprintf(stderr, " fetch %s for %s\n",
1438 oid_to_hex(&ref->old_oid), refname);
1439 add_fetch_request(obj);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1440 }
1441
Clemens Buchacher6d2bf962009-05-31 16:26:48 +0200[diff] [blame]1442 ref->next = remote_refs;
1443 remote_refs = ref;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1444}
1445
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1446static void get_dav_remote_heads(void)
1447{
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1448 remote_ls("refs/", (PROCESS_FILES | PROCESS_DIRS | RECURSIVE), process_ls_ref, NULL);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1449}
1450
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1451static void add_remote_info_ref(struct remote_ls_ctx *ls)
1452{
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1453 struct strbuf *buf = (struct strbuf *)ls->userData;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1454 struct object *o;
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1455 struct ref *ref;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1456
René Scharfe59c69c02008-10-18 10:44:18 +0200[diff] [blame]1457 ref = alloc_ref(ls->dentry_name);
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1458
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1459 if (http_fetch_ref(repo->url, ref) != 0) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1460 fprintf(stderr,
1461 "Unable to fetch ref %s from %s\n",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1462 ls->dentry_name, repo->url);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1463 aborted = 1;
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1464 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1465 return;
1466 }
1467
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]1468 o = parse_object(the_repository, &ref->old_oid);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1469 if (!o) {
1470 fprintf(stderr,
1471 "Unable to parse object %s for remote ref %s\n",
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1472 oid_to_hex(&ref->old_oid), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1473 aborted = 1;
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1474 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1475 return;
1476 }
1477
Jeff King7d0581a2015-09-24 17:07:29 -0400[diff] [blame]1478 strbuf_addf(buf, "%s\t%s\n",
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1479 oid_to_hex(&ref->old_oid), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1480
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1481 if (o->type == OBJ_TAG) {
Stefan Bellera74093d2018-06-28 18:22:05 -0700[diff] [blame]1482 o = deref_tag(the_repository, o, ls->dentry_name, 0);
Jeff King7d0581a2015-09-24 17:07:29 -0400[diff] [blame]1483 if (o)
1484 strbuf_addf(buf, "%s\t%s^{}\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]1485 oid_to_hex(&o->oid), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1486 }
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1487 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1488}
1489
1490static void update_remote_info_refs(struct remote_lock *lock)
1491{
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1492 struct buffer buffer = { STRBUF_INIT, 0 };
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1493 struct active_request_slot *slot;
1494 struct slot_results results;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1495 struct curl_slist *dav_headers;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1496
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1497 remote_ls("refs/", (PROCESS_FILES | RECURSIVE),
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1498 add_remote_info_ref, &buffer.buf);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1499 if (!aborted) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1500 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1501
1502 slot = get_active_slot();
1503 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1504 curl_setup_http(slot->curl, lock->url, DAV_PUT,
1505 &buffer, fwrite_null);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1506 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1507
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1508 if (start_active_slot(slot)) {
1509 run_active_slot(slot);
1510 if (results.curl_result != CURLE_OK) {
1511 fprintf(stderr,
1512 "PUT error: curl result=%d, HTTP code=%ld\n",
1513 results.curl_result, results.http_code);
1514 }
1515 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1516 }
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1517 strbuf_release(&buffer.buf);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1518}
1519
1520static int remote_exists(const char *path)
1521{
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1522 char *url = xstrfmt("%s%s", repo->url, path);
Mike Hommey446b9412009-06-06 16:43:57 +0800[diff] [blame]1523 int ret;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1524
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1525
Jeff King1bbcc222013-09-28 04:31:23 -0400[diff] [blame]1526 switch (http_get_strbuf(url, NULL, NULL)) {
Mike Hommey446b9412009-06-06 16:43:57 +0800[diff] [blame]1527 case HTTP_OK:
1528 ret = 1;
1529 break;
1530 case HTTP_MISSING_TARGET:
1531 ret = 0;
1532 break;
1533 case HTTP_ERROR:
Jeff King4df13f62013-04-05 18:22:31 -0400[diff] [blame]1534 error("unable to access '%s': %s", url, curl_errorstr);
Jeff King1cf01a32017-09-21 02:25:41 -0400[diff] [blame]1535 /* fallthrough */
Mike Hommey446b9412009-06-06 16:43:57 +0800[diff] [blame]1536 default:
1537 ret = -1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1538 }
Mike Hommey3a462bc2007-12-10 22:36:11 +0100[diff] [blame]1539 free(url);
1540 return ret;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1541}
1542
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1543static void fetch_symref(const char *path, char **symref, struct object_id *oid)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1544{
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1545 char *url = xstrfmt("%s%s", repo->url, path);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1546 struct strbuf buffer = STRBUF_INIT;
Jeff Kingae021d82014-06-18 15:47:50 -0400[diff] [blame]1547 const char *name;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1548
Jeff King1bbcc222013-09-28 04:31:23 -0400[diff] [blame]1549 if (http_get_strbuf(url, &buffer, NULL) != HTTP_OK)
Mike Hommey9af5abd2009-06-06 16:43:58 +0800[diff] [blame]1550 die("Couldn't get %s for remote symref\n%s", url,
1551 curl_errorstr);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1552 free(url);
1553
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]1554 FREE_AND_NULL(*symref);
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1555 oidclr(oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1556
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1557 if (buffer.len == 0)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1558 return;
1559
Jeff Kingf6786c82015-01-12 21:28:58 -0500[diff] [blame]1560 /* Cut off trailing newline. */
1561 strbuf_rtrim(&buffer);
1562
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1563 /* If it's a symref, set the refname; otherwise try for a sha1 */
Jeff Kingae021d82014-06-18 15:47:50 -0400[diff] [blame]1564 if (skip_prefix(buffer.buf, "ref: ", &name)) {
1565 *symref = xmemdupz(name, buffer.len - (name - buffer.buf));
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1566 } else {
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1567 get_oid_hex(buffer.buf, oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1568 }
1569
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1570 strbuf_release(&buffer);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1571}
1572
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1573static int verify_merge_base(struct object_id *head_oid, struct ref *remote)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1574{
brian m. carlsonbc832662017-05-06 22:10:10 +0000[diff] [blame]1575 struct commit *head = lookup_commit_or_die(head_oid, "HEAD");
1576 struct commit *branch = lookup_commit_or_die(&remote->old_oid,
1577 remote->name);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1578
Ævar Arnfjörð Bjarmasoncb338c22023-03-28 15:58:47 +0200[diff] [blame]1579 return repo_in_merge_bases(the_repository, branch, head);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1580}
1581
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]1582static int delete_remote_branch(const char *pattern, int force)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1583{
1584 struct ref *refs = remote_refs;
1585 struct ref *remote_ref = NULL;
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1586 struct object_id head_oid;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1587 char *symref = NULL;
1588 int match;
1589 int patlen = strlen(pattern);
1590 int i;
1591 struct active_request_slot *slot;
1592 struct slot_results results;
1593 char *url;
1594
1595 /* Find the remote branch(es) matching the specified branch name */
1596 for (match = 0; refs; refs = refs->next) {
1597 char *name = refs->name;
1598 int namelen = strlen(name);
1599 if (namelen < patlen ||
1600 memcmp(name + namelen - patlen, pattern, patlen))
1601 continue;
1602 if (namelen != patlen && name[namelen - patlen - 1] != '/')
1603 continue;
1604 match++;
1605 remote_ref = refs;
1606 }
1607 if (match == 0)
1608 return error("No remote branch matches %s", pattern);
1609 if (match != 1)
1610 return error("More than one remote branch matches %s",
1611 pattern);
1612
1613 /*
1614 * Remote HEAD must be a symref (not exactly foolproof; a remote
1615 * symlink to a symref will look like a symref)
1616 */
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1617 fetch_symref("HEAD", &symref, &head_oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1618 if (!symref)
1619 return error("Remote HEAD is not a symref");
1620
1621 /* Remote branch must not be the remote HEAD */
Junio C Hamanocd2b8ae2011-08-25 14:46:52 -0700[diff] [blame]1622 for (i = 0; symref && i < MAXDEPTH; i++) {
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1623 if (!strcmp(remote_ref->name, symref))
1624 return error("Remote branch %s is the current HEAD",
1625 remote_ref->name);
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1626 fetch_symref(symref, &symref, &head_oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1627 }
1628
1629 /* Run extra sanity checks if delete is not forced */
1630 if (!force) {
1631 /* Remote HEAD must resolve to a known object */
1632 if (symref)
1633 return error("Remote HEAD symrefs too deep");
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1634 if (is_null_oid(&head_oid))
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1635 return error("Unable to resolve remote HEAD");
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]1636 if (!repo_has_object_file(the_repository, &head_oid))
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1637 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]1638
1639 /* Remote branch must resolve to a known object */
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1640 if (is_null_oid(&remote_ref->old_oid))
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1641 return error("Unable to resolve remote branch %s",
1642 remote_ref->name);
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]1643 if (!repo_has_object_file(the_repository, &remote_ref->old_oid))
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1644 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]1645
1646 /* Remote branch must be an ancestor of remote HEAD */
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1647 if (!verify_merge_base(&head_oid, remote_ref)) {
J. Bruce Fields00ae8282007-11-02 22:39:44 -0400[diff] [blame]1648 return error("The branch '%s' is not an ancestor "
1649 "of your current HEAD.\n"
1650 "If you are sure you want to delete it,"
1651 " run:\n\t'git http-push -D %s %s'",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1652 remote_ref->name, repo->url, pattern);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1653 }
1654 }
1655
1656 /* Send delete request */
1657 fprintf(stderr, "Removing remote branch '%s'\n", remote_ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1658 if (dry_run)
1659 return 0;
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1660 url = xstrfmt("%s%s", repo->url, remote_ref->name);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1661 slot = get_active_slot();
1662 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1663 curl_setup_http_get(slot->curl, url, DAV_DELETE);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1664 if (start_active_slot(slot)) {
1665 run_active_slot(slot);
1666 free(url);
1667 if (results.curl_result != CURLE_OK)
Pete Wyckoff82247e92012-04-29 20:28:45 -0400[diff] [blame]1668 return error("DELETE request failed (%d/%ld)",
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1669 results.curl_result, results.http_code);
1670 } else {
1671 free(url);
1672 return error("Unable to start DELETE request");
1673 }
1674
1675 return 0;
1676}
1677
Linus Torvalds2af202b2009-06-18 10:28:43 -0700[diff] [blame]1678static void run_request_queue(void)
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1679{
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1680 is_running_queue = 1;
1681 fill_active_slots();
1682 add_fill_function(NULL, fill_active_slot);
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1683 do {
1684 finish_all_active_slots();
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1685 fill_active_slots();
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1686 } while (request_queue_head && !aborted);
1687
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1688 is_running_queue = 0;
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1689}
1690
Jeff King3f2e2292016-07-01 01:58:58 -0400[diff] [blame]1691int cmd_main(int argc, const char **argv)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1692{
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1693 struct transfer_request *request;
1694 struct transfer_request *next_request;
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1695 struct refspec rs = REFSPEC_INIT_PUSH;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]1696 struct remote_lock *ref_lock = NULL;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1697 struct remote_lock *info_ref_lock = NULL;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1698 int delete_branch = 0;
1699 int force_delete = 0;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1700 int objects_to_send;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1701 int rc = 0;
1702 int i;
Junio C Hamano8c9e7942006-03-21 15:49:05 -0800[diff] [blame]1703 int new_refs;
Jay Soffian454e2022009-02-25 03:32:11 -0500[diff] [blame]1704 struct ref *ref, *local_refs;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1705
René Scharfeca56dad2021-03-13 17:17:22 +0100[diff] [blame]1706 CALLOC_ARRAY(repo, 1);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1707
1708 argv++;
1709 for (i = 1; i < argc; i++, argv++) {
Jeff King3f2e2292016-07-01 01:58:58 -0400[diff] [blame]1710 const char *arg = *argv;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1711
1712 if (*arg == '-') {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1713 if (!strcmp(arg, "--all")) {
Andy Whitcroft28b9d6e2007-11-09 23:32:10 +0000[diff] [blame]1714 push_all = MATCH_REFS_ALL;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1715 continue;
1716 }
1717 if (!strcmp(arg, "--force")) {
1718 force_all = 1;
1719 continue;
1720 }
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]1721 if (!strcmp(arg, "--dry-run")) {
1722 dry_run = 1;
1723 continue;
1724 }
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1725 if (!strcmp(arg, "--helper-status")) {
1726 helper_status = 1;
1727 continue;
1728 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1729 if (!strcmp(arg, "--verbose")) {
1730 push_verbosely = 1;
Tay Ray Chuane9176742009-06-06 16:43:41 +0800[diff] [blame]1731 http_is_verbose = 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1732 continue;
1733 }
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1734 if (!strcmp(arg, "-d")) {
1735 delete_branch = 1;
1736 continue;
1737 }
1738 if (!strcmp(arg, "-D")) {
1739 delete_branch = 1;
1740 force_delete = 1;
1741 continue;
1742 }
Jonathan Nieder548d3462009-11-09 04:47:34 -0600[diff] [blame]1743 if (!strcmp(arg, "-h"))
1744 usage(http_push_usage);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1745 }
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1746 if (!repo->url) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1747 char *path = strstr(arg, "//");
Tay Ray Chuan1462d1a2010-11-25 16:21:09 +0800[diff] [blame]1748 str_end_url_with_slash(arg, &repo->url);
1749 repo->path_len = strlen(repo->url);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1750 if (path) {
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1751 repo->path = strchr(path+2, '/');
1752 if (repo->path)
1753 repo->path_len = strlen(repo->path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1754 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1755 continue;
1756 }
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1757 refspec_appendn(&rs, argv, argc - i);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1758 break;
1759 }
1760
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1761 if (!repo->url)
Nick Hengeveld3e9fabc2005-11-29 09:33:36 -0800[diff] [blame]1762 usage(http_push_usage);
1763
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1764 if (delete_branch && rs.nr != 1)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1765 die("You must specify only one branch name when deleting a remote branch");
1766
Jonathan Nieder548d3462009-11-09 04:47:34 -0600[diff] [blame]1767 setup_git_directory();
1768
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1769 memset(remote_dir_exists, -1, 256);
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800[diff] [blame]1770
Jeff Kinga4ddbc32011-12-13 19:11:56 -0500[diff] [blame]1771 http_init(NULL, repo->url, 1);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1772
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1773 is_running_queue = 0;
1774
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1775 /* Verify DAV compliance/lock support */
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1776 if (!locking_available()) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1777 rc = 1;
1778 goto cleanup;
1779 }
1780
Jeff King57b235a2009-01-22 01:03:08 -0500[diff] [blame]1781 sigchain_push_common(remove_locks_on_signal);
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1782
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1783 /* Check whether the remote has server info files */
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1784 repo->can_update_info_refs = 0;
1785 repo->has_info_refs = remote_exists("info/refs");
1786 repo->has_info_packs = remote_exists("objects/info/packs");
1787 if (repo->has_info_refs) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1788 info_ref_lock = lock_remote("info/refs", LOCK_TIME);
1789 if (info_ref_lock)
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1790 repo->can_update_info_refs = 1;
Grégoire Barbier9bdbaba2008-01-19 16:22:48 +0100[diff] [blame]1791 else {
Miklos Vajnad5c87cb2009-03-24 02:09:09 +0100[diff] [blame]1792 error("cannot lock existing info/refs");
Grégoire Barbier9bdbaba2008-01-19 16:22:48 +0100[diff] [blame]1793 rc = 1;
1794 goto cleanup;
1795 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1796 }
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1797 if (repo->has_info_packs)
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1798 fetch_indices();
1799
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1800 /* Get a list of all local and remote heads to validate refspecs */
Jay Soffian454e2022009-02-25 03:32:11 -0500[diff] [blame]1801 local_refs = get_local_heads();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1802 fprintf(stderr, "Fetching remote heads...\n");
1803 get_dav_remote_heads();
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1804 run_request_queue();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1805
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1806 /* Remove a remote branch if -d or -D was specified */
1807 if (delete_branch) {
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1808 const char *branch = rs.items[i].src;
1809 if (delete_remote_branch(branch, force_delete) == -1) {
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1810 fprintf(stderr, "Unable to delete remote branch %s\n",
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1811 branch);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1812 if (helper_status)
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1813 printf("error %s cannot remove\n", branch);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1814 }
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1815 goto cleanup;
1816 }
1817
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1818 /* match them up */
Brandon Williams5c7ec842018-05-16 15:58:21 -0700[diff] [blame]1819 if (match_push_refs(local_refs, &remote_refs, &rs, push_all)) {
Grégoire Barbier9116de52008-01-19 16:22:47 +0100[diff] [blame]1820 rc = -1;
1821 goto cleanup;
1822 }
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1823 if (!remote_refs) {
1824 fprintf(stderr, "No refs in common and none specified; doing nothing.\n");
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1825 if (helper_status)
1826 printf("error null no match\n");
Grégoire Barbier9116de52008-01-19 16:22:47 +0100[diff] [blame]1827 rc = 0;
1828 goto cleanup;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1829 }
1830
Junio C Hamano8c9e7942006-03-21 15:49:05 -0800[diff] [blame]1831 new_refs = 0;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1832 for (ref = remote_refs; ref; ref = ref->next) {
Ævar Arnfjörð Bjarmasonb78ce332022-04-13 22:01:41 +0200[diff] [blame]1833 struct rev_info revs;
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1834 struct strvec commit_argv = STRVEC_INIT;
Junio C Hamano8c9e7942006-03-21 15:49:05 -0800[diff] [blame]1835
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1836 if (!ref->peer_ref)
1837 continue;
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1838
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1839 if (is_null_oid(&ref->peer_ref->new_oid)) {
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1840 if (delete_remote_branch(ref->name, 1) == -1) {
1841 error("Could not remove %s", ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1842 if (helper_status)
1843 printf("error %s cannot remove\n", ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1844 rc = -4;
1845 }
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1846 else if (helper_status)
1847 printf("ok %s\n", ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1848 new_refs++;
1849 continue;
1850 }
1851
Jeff King4a7e27e2018-08-28 17:22:40 -0400[diff] [blame]1852 if (oideq(&ref->old_oid, &ref->peer_ref->new_oid)) {
Tay Ray Chuanb5e59982010-03-02 18:49:27 +0800[diff] [blame]1853 if (push_verbosely)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1854 fprintf(stderr, "'%s': up-to-date\n", ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1855 if (helper_status)
1856 printf("ok %s up to date\n", ref->name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1857 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1858 }
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1859
1860 if (!force_all &&
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1861 !is_null_oid(&ref->old_oid) &&
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1862 !ref->force) {
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]1863 if (!repo_has_object_file(the_repository, &ref->old_oid) ||
brian m. carlson6f3d57b2015-11-10 02:22:25 +0000[diff] [blame]1864 !ref_newer(&ref->peer_ref->new_oid,
1865 &ref->old_oid)) {
J. Bruce Fields00ae8282007-11-02 22:39:44 -0400[diff] [blame]1866 /*
1867 * We do not have the remote ref, or
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1868 * we know that the remote ref is not
1869 * an ancestor of what we are trying to
1870 * push. Either way this can be losing
1871 * commits at the remote end and likely
1872 * we were not up to date to begin with.
1873 */
J. Bruce Fields00ae8282007-11-02 22:39:44 -0400[diff] [blame]1874 error("remote '%s' is not an ancestor of\n"
1875 "local '%s'.\n"
1876 "Maybe you are not up-to-date and "
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1877 "need to pull first?",
1878 ref->name,
1879 ref->peer_ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1880 if (helper_status)
1881 printf("error %s non-fast forward\n", ref->name);
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1882 rc = -2;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1883 continue;
1884 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1885 }
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1886 oidcpy(&ref->new_oid, &ref->peer_ref->new_oid);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1887 new_refs++;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1888
1889 fprintf(stderr, "updating '%s'", ref->name);
1890 if (strcmp(ref->name, ref->peer_ref->name))
1891 fprintf(stderr, " using '%s'", ref->peer_ref->name);
Jeff King2b87d3a2015-09-24 17:08:05 -0400[diff] [blame]1892 fprintf(stderr, "\n from %s\n to %s\n",
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1893 oid_to_hex(&ref->old_oid), oid_to_hex(&ref->new_oid));
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1894 if (dry_run) {
1895 if (helper_status)
1896 printf("ok %s\n", ref->name);
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]1897 continue;
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1898 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1899
1900 /* Lock remote branch ref */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1901 ref_lock = lock_remote(ref->name, LOCK_TIME);
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]1902 if (!ref_lock) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1903 fprintf(stderr, "Unable to lock remote branch %s\n",
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1904 ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1905 if (helper_status)
1906 printf("error %s lock error\n", ref->name);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1907 rc = 1;
1908 continue;
1909 }
1910
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1911 /* Set up revision info for this refspec */
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1912 strvec_push(&commit_argv, ""); /* ignored */
1913 strvec_push(&commit_argv, "--objects");
1914 strvec_push(&commit_argv, oid_to_hex(&ref->new_oid));
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1915 if (!push_all && !is_null_oid(&ref->old_oid))
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1916 strvec_pushf(&commit_argv, "^%s",
Jeff Kingf6d89422020-07-28 16:26:31 -0400[diff] [blame]1917 oid_to_hex(&ref->old_oid));
Nguyễn Thái Ngọc Duy2abf3502018-09-21 17:57:38 +0200[diff] [blame]1918 repo_init_revisions(the_repository, &revs, setup_git_directory());
Jeff Kingd70a9eb2020-07-28 20:37:20 -0400[diff] [blame]1919 setup_revisions(commit_argv.nr, commit_argv.v, &revs, NULL);
Junio C Hamanod633c882008-06-07 11:39:20 -0700[diff] [blame]1920 revs.edge_hint = 0; /* just in case */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1921
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1922 /* Generate a list of objects that need to be pushed */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1923 pushing = 0;
Martin Koegler3d51e1b2008-02-18 08:31:56 +0100[diff] [blame]1924 if (prepare_revision_walk(&revs))
1925 die("revision walk setup failed");
Derrick Stolee4f6d26b2019-01-16 10:25:58 -0800[diff] [blame]1926 mark_edges_uninteresting(&revs, NULL, 0);
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1927 objects_to_send = get_delta(&revs, ref_lock);
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]1928 finish_all_active_slots();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1929
1930 /* Push missing objects to remote, this would be a
1931 convenient time to pack them first if appropriate. */
1932 pushing = 1;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1933 if (objects_to_send)
1934 fprintf(stderr, " sending %d objects\n",
1935 objects_to_send);
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1936
1937 run_request_queue();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1938
1939 /* Update the remote branch if all went well */
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]1940 if (aborted || !update_remote(&ref->new_oid, ref_lock))
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1941 rc = 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1942
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1943 if (!rc)
1944 fprintf(stderr, " done\n");
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1945 if (helper_status)
1946 printf("%s %s\n", !rc ? "ok" : "error", ref->name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1947 unlock_remote(ref_lock);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]1948 check_locks();
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1949 strvec_clear(&commit_argv);
Ævar Arnfjörð Bjarmasonb78ce332022-04-13 22:01:41 +0200[diff] [blame]1950 release_revisions(&revs);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1951 }
1952
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1953 /* Update remote server info if appropriate */
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1954 if (repo->has_info_refs && new_refs) {
1955 if (info_ref_lock && repo->can_update_info_refs) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1956 fprintf(stderr, "Updating remote server info\n");
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]1957 if (!dry_run)
1958 update_remote_info_refs(info_ref_lock);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1959 } else {
1960 fprintf(stderr, "Unable to update server info\n");
1961 }
1962 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1963
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1964 cleanup:
Grégoire Barbier9116de52008-01-19 16:22:47 +0100[diff] [blame]1965 if (info_ref_lock)
1966 unlock_remote(info_ref_lock);
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1967 free(repo);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1968
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]1969 http_cleanup();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1970
1971 request = request_queue_head;
1972 while (request != NULL) {
1973 next_request = request->next;
1974 release_request(request);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1975 request = next_request;
1976 }
1977
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1978 return rc;
1979}