Google Git
Sign in
googlers / jrn / git / 3997614c249b4b475d07c00556446d8b698d1a49 / . / http-push.c
blob: 7315a694aa4b8aed50ad5cf4a14334fcdab41e75 [file] [log] [blame]
Patrick Steinhardte7da9382024-06-14 08:50:23 +0200[diff] [blame]1#define USE_THE_REPOSITORY_VARIABLE
2
Elijah Newrend812c3b2023-04-11 00:41:56 -0700[diff] [blame]3#include "git-compat-util.h"
Elijah Newren32a8f512023-03-21 06:26:03 +0000[diff] [blame]4#include "environment.h"
Elijah Newren41771fa2023-02-24 00:09:27 +0000[diff] [blame]5#include "hex.h"
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]6#include "repository.h"
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]7#include "commit.h"
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]8#include "tag.h"
9#include "blob.h"
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]10#include "http.h"
Junio C Hamanoc4e05b12006-04-10 18:14:54 -0700[diff] [blame]11#include "diff.h"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]12#include "revision.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"
Elijah Newren0e312ea2023-04-22 20:17:28 +0000[diff] [blame]19#include "tree-walk.h"
Elijah Newrenf25e65e2023-12-23 17:14:54 +0000[diff] [blame]20#include "url.h"
Jonathan Tand6fe0032017-08-18 15:20:34 -0700[diff] [blame]21#include "packfile.h"
Elijah Newrena034e912023-05-16 06:34:06 +0000[diff] [blame]22#include "object-store-ll.h"
Derrick Stolee64043552018-07-20 16:33:04 +0000[diff] [blame]23#include "commit-reach.h"
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]24
Matt Kraai081fd8d2013-02-11 14:03:45 -0800[diff] [blame]25#ifdef EXPAT_NEEDS_XMLPARSE_H
26#include <xmlparse.h>
27#else
Paul Collinsbee8e792005-11-06 21:07:45 +0000[diff] [blame]28#include <expat.h>
Matt Kraai081fd8d2013-02-11 14:03:45 -0800[diff] [blame]29#endif
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]30
31static const char http_push_usage[] =
Stephan Beyer1b1dd232008-07-13 15:36:15 +0200[diff] [blame]32"git http-push [--all] [--dry-run] [--force] [--verbose] <remote> [<head>...]\n";
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]33
Johannes Schindelin92e2eb92005-11-07 19:23:11 +0100[diff] [blame]34#ifndef XML_STATUS_OK
35enum XML_Status {
36 XML_STATUS_OK = 1,
37 XML_STATUS_ERROR = 0
38};
39#define XML_STATUS_OK 1
40#define XML_STATUS_ERROR 0
41#endif
42
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]43#define PREV_BUF_SIZE 4096
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]44
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]45/* DAV methods */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]46#define DAV_LOCK "LOCK"
47#define DAV_MKCOL "MKCOL"
48#define DAV_MOVE "MOVE"
49#define DAV_PROPFIND "PROPFIND"
50#define DAV_PUT "PUT"
51#define DAV_UNLOCK "UNLOCK"
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]52#define DAV_DELETE "DELETE"
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]53
54/* DAV lock flags */
55#define DAV_PROP_LOCKWR (1u << 0)
56#define DAV_PROP_LOCKEX (1u << 1)
57#define DAV_LOCK_OK (1u << 2)
58
59/* DAV XML properties */
60#define DAV_CTX_LOCKENTRY ".multistatus.response.propstat.prop.supportedlock.lockentry"
61#define DAV_CTX_LOCKTYPE_WRITE ".multistatus.response.propstat.prop.supportedlock.lockentry.locktype.write"
62#define DAV_CTX_LOCKTYPE_EXCLUSIVE ".multistatus.response.propstat.prop.supportedlock.lockentry.lockscope.exclusive"
63#define DAV_ACTIVELOCK_OWNER ".prop.lockdiscovery.activelock.owner.href"
64#define DAV_ACTIVELOCK_TIMEOUT ".prop.lockdiscovery.activelock.timeout"
65#define DAV_ACTIVELOCK_TOKEN ".prop.lockdiscovery.activelock.locktoken.href"
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]66#define DAV_PROPFIND_RESP ".multistatus.response"
67#define DAV_PROPFIND_NAME ".multistatus.response.href"
68#define DAV_PROPFIND_COLLECTION ".multistatus.response.propstat.prop.resourcetype.collection"
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]69
70/* DAV request body templates */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]71#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>"
72#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]73#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>"
74
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]75#define LOCK_TIME 600
76#define LOCK_REFRESH 30
77
Nguyễn Thái Ngọc Duy208acbf2014-03-25 20:23:26 +0700[diff] [blame]78/* Remember to update object flag allocation in object.h */
brian m. carlson64472d12020-06-23 21:52:20 +0000[diff] [blame]79#define LOCAL (1u<<11)
80#define REMOTE (1u<<12)
81#define FETCHING (1u<<13)
82#define PUSHING (1u<<14)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]83
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]84/* We allow "recursive" symbolic refs. Only within reason, though */
85#define MAXDEPTH 5
86
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]87static int pushing;
88static int aborted;
Nick Hengevelda3c57c92006-03-20 11:50:51 -0800[diff] [blame]89static signed char remote_dir_exists[256];
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]90
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]91static int push_verbosely;
Andy Whitcroft28b9d6e2007-11-09 23:32:10 +0000[diff] [blame]92static int push_all = MATCH_REFS_NONE;
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]93static int force_all;
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]94static int dry_run;
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]95static int helper_status;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]96
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]97static struct object_list *objects;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]98
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]99struct repo {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]100 char *url;
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +0300[diff] [blame]101 char *path;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]102 int path_len;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]103 int has_info_refs;
104 int can_update_info_refs;
105 int has_info_packs;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]106 struct packed_git *packs;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]107 struct remote_lock *locks;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]108};
109
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]110static struct repo *repo;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]111
112enum transfer_state {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]113 NEED_FETCH,
114 RUN_FETCH_LOOSE,
115 RUN_FETCH_PACKED,
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]116 NEED_PUSH,
117 RUN_MKCOL,
118 RUN_PUT,
119 RUN_MOVE,
120 ABORTED,
Gary V. Vaughan4b055482010-05-14 09:31:35 +0000[diff] [blame]121 COMPLETE
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]122};
123
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]124struct transfer_request {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]125 struct object *obj;
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]126 struct packed_git *target;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]127 char *url;
128 char *dest;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]129 struct remote_lock *lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]130 struct curl_slist *headers;
131 struct buffer buffer;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]132 enum transfer_state state;
133 CURLcode curl_result;
134 char errorstr[CURL_ERROR_SIZE];
135 long http_code;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]136 void *userData;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]137 struct active_request_slot *slot;
138 struct transfer_request *next;
139};
140
David Rientjes96f1e582006-08-15 10:23:48 -0700[diff] [blame]141static struct transfer_request *request_queue_head;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]142
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]143struct xml_ctx {
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]144 char *name;
145 int len;
146 char *cdata;
147 void (*userFunc)(struct xml_ctx *ctx, int tag_closed);
148 void *userData;
149};
150
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]151struct remote_lock {
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]152 char *url;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]153 char *owner;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]154 char *token;
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]155 char tmpfile_suffix[GIT_MAX_HEXSZ + 1];
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]156 time_t start_time;
157 long timeout;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]158 int refreshing;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]159 struct remote_lock *next;
160};
161
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]162/* Flags that control remote_ls processing */
163#define PROCESS_FILES (1u << 0)
164#define PROCESS_DIRS (1u << 1)
165#define RECURSIVE (1u << 2)
166
167/* Flags that remote_ls passes to callback functions */
168#define IS_DIR (1u << 0)
169
Jonathan Nieder9cba13c2011-03-16 02:08:34 -0500[diff] [blame]170struct remote_ls_ctx {
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]171 char *path;
172 void (*userFunc)(struct remote_ls_ctx *ls);
173 void *userData;
174 int flags;
175 char *dentry_name;
176 int dentry_flags;
177 struct remote_ls_ctx *parent;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]178};
179
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]180/* get_dav_token_headers options */
181enum dav_header_flag {
182 DAV_HEADER_IF = (1u << 0),
183 DAV_HEADER_LOCK = (1u << 1),
184 DAV_HEADER_TIMEOUT = (1u << 2)
185};
186
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]187static char *xml_entities(const char *s)
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]188{
189 struct strbuf buf = STRBUF_INIT;
Michael Haggerty37141f22012-11-25 12:08:35 +0100[diff] [blame]190 strbuf_addstr_xml_quoted(&buf, s);
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]191 return strbuf_detach(&buf, NULL);
192}
193
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]194static void curl_setup_http_get(CURL *curl, const char *url,
195 const char *custom_req)
196{
197 curl_easy_setopt(curl, CURLOPT_HTTPGET, 1);
198 curl_easy_setopt(curl, CURLOPT_URL, url);
199 curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, custom_req);
200 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, fwrite_null);
201}
202
203static void curl_setup_http(CURL *curl, const char *url,
204 const char *custom_req, struct buffer *buffer,
205 curl_write_callback write_fn)
206{
Jeff King69560152023-01-16 22:04:38 -0500[diff] [blame]207 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1);
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]208 curl_easy_setopt(curl, CURLOPT_URL, url);
209 curl_easy_setopt(curl, CURLOPT_INFILE, buffer);
210 curl_easy_setopt(curl, CURLOPT_INFILESIZE, buffer->buf.len);
211 curl_easy_setopt(curl, CURLOPT_READFUNCTION, fread_buffer);
Jeff Kingfe7e44e2023-01-16 22:04:44 -0500[diff] [blame]212 curl_easy_setopt(curl, CURLOPT_SEEKFUNCTION, seek_buffer);
213 curl_easy_setopt(curl, CURLOPT_SEEKDATA, buffer);
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]214 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_fn);
215 curl_easy_setopt(curl, CURLOPT_NOBODY, 0);
216 curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, custom_req);
217 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1);
218}
219
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]220static struct curl_slist *get_dav_token_headers(struct remote_lock *lock, enum dav_header_flag options)
221{
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]222 struct strbuf buf = STRBUF_INIT;
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]223 struct curl_slist *dav_headers = http_copy_default_headers();
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]224
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]225 if (options & DAV_HEADER_IF) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]226 strbuf_addf(&buf, "If: (<%s>)", lock->token);
227 dav_headers = curl_slist_append(dav_headers, buf.buf);
228 strbuf_reset(&buf);
229 }
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]230 if (options & DAV_HEADER_LOCK) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]231 strbuf_addf(&buf, "Lock-Token: <%s>", lock->token);
232 dav_headers = curl_slist_append(dav_headers, buf.buf);
233 strbuf_reset(&buf);
234 }
Junio C Hamanod456c9f2009-01-25 00:04:15 -0800[diff] [blame]235 if (options & DAV_HEADER_TIMEOUT) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]236 strbuf_addf(&buf, "Timeout: Second-%ld", lock->timeout);
237 dav_headers = curl_slist_append(dav_headers, buf.buf);
238 strbuf_reset(&buf);
239 }
240 strbuf_release(&buf);
241
242 return dav_headers;
243}
244
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]245static void finish_request(struct transfer_request *request);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]246static void release_request(struct transfer_request *request);
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]247
248static void process_response(void *callback_data)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]249{
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]250 struct transfer_request *request =
251 (struct transfer_request *)callback_data;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]252
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]253 finish_request(request);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]254}
255
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]256static void start_fetch_loose(struct transfer_request *request)
257{
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]258 struct active_request_slot *slot;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]259 struct http_object_request *obj_req;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]260
Jeff Kingf0be0db2019-01-07 03:34:40 -0500[diff] [blame]261 obj_req = new_http_object_request(repo->url, &request->obj->oid);
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]262 if (!obj_req) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]263 request->state = ABORTED;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]264 return;
265 }
266
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]267 slot = obj_req->slot;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]268 slot->callback_func = process_response;
269 slot->callback_data = request;
270 request->slot = slot;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]271 request->userData = obj_req;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]272
273 /* Try to get the request started, abort the request on error */
274 request->state = RUN_FETCH_LOOSE;
275 if (!start_active_slot(slot)) {
276 fprintf(stderr, "Unable to start GET request\n");
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]277 repo->can_update_info_refs = 0;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]278 release_http_object_request(obj_req);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]279 release_request(request);
280 }
281}
282
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]283static void start_mkcol(struct transfer_request *request)
284{
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]285 char *hex = oid_to_hex(&request->obj->oid);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]286 struct active_request_slot *slot;
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]287
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]288 request->url = get_remote_object_url(repo->url, hex, 1);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]289
290 slot = get_active_slot();
291 slot->callback_func = process_response;
292 slot->callback_data = request;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]293 curl_setup_http_get(slot->curl, request->url, DAV_MKCOL);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]294 curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]295
296 if (start_active_slot(slot)) {
297 request->slot = slot;
298 request->state = RUN_MKCOL;
299 } else {
300 request->state = ABORTED;
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]301 FREE_AND_NULL(request->url);
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]302 }
303}
Junio C Hamanodd8239f2006-06-06 14:26:57 -0700[diff] [blame]304
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]305static void start_fetch_packed(struct transfer_request *request)
306{
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]307 struct packed_git *target;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]308
309 struct transfer_request *check_request = request_queue_head;
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]310 struct http_pack_request *preq;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]311
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]312 target = find_sha1_pack(request->obj->oid.hash, repo->packs);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]313 if (!target) {
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]314 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]315 repo->can_update_info_refs = 0;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]316 release_request(request);
317 return;
318 }
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]319 close_pack_index(target);
320 request->target = target;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]321
brian m. carlson538b1522019-02-19 00:05:03 +0000[diff] [blame]322 fprintf(stderr, "Fetching pack %s\n",
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]323 hash_to_hex(target->hash));
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]324 fprintf(stderr, " which contains %s\n", oid_to_hex(&request->obj->oid));
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]325
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]326 preq = new_http_pack_request(target->hash, repo->url);
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]327 if (!preq) {
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]328 repo->can_update_info_refs = 0;
329 return;
330 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]331
332 /* Make sure there isn't another open request for this pack */
333 while (check_request) {
334 if (check_request->state == RUN_FETCH_PACKED &&
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]335 !strcmp(check_request->url, preq->url)) {
336 release_http_pack_request(preq);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]337 release_request(request);
338 return;
339 }
340 check_request = check_request->next;
341 }
342
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]343 preq->slot->callback_func = process_response;
344 preq->slot->callback_data = request;
345 request->slot = preq->slot;
346 request->userData = preq;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]347
348 /* Try to get the request started, abort the request on error */
349 request->state = RUN_FETCH_PACKED;
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]350 if (!start_active_slot(preq->slot)) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]351 fprintf(stderr, "Unable to start GET request\n");
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]352 release_http_pack_request(preq);
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]353 repo->can_update_info_refs = 0;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]354 release_request(request);
355 }
356}
357
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]358static void start_put(struct transfer_request *request)
359{
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]360 char *hex = oid_to_hex(&request->obj->oid);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]361 struct active_request_slot *slot;
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800[diff] [blame]362 struct strbuf buf = STRBUF_INIT;
Nicolas Pitre21666f12007-02-26 14:55:59 -0500[diff] [blame]363 enum object_type type;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]364 char hdr[50];
365 void *unpacked;
366 unsigned long len;
367 int hdrlen;
368 ssize_t size;
Junio C Hamanoef49a7a2011-06-10 11:52:15 -0700[diff] [blame]369 git_zstream stream;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]370
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]371 unpacked = repo_read_object_file(the_repository, &request->obj->oid,
372 &type, &len);
Ævar Arnfjörð Bjarmasonb04cdea2022-02-05 00:48:25 +0100[diff] [blame]373 hdrlen = format_object_header(hdr, sizeof(hdr), type, len);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]374
375 /* Set it up */
Junio C Hamano55bb5c92011-06-10 10:55:10 -0700[diff] [blame]376 git_deflate_init(&stream, zlib_compression_level);
Junio C Hamano225a6f12011-06-10 11:18:17 -0700[diff] [blame]377 size = git_deflate_bound(&stream, len + hdrlen);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]378 strbuf_init(&request->buffer.buf, size);
379 request->buffer.posn = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]380
381 /* Compress it */
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]382 stream.next_out = (unsigned char *)request->buffer.buf.buf;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]383 stream.avail_out = size;
384
385 /* First header.. */
386 stream.next_in = (void *)hdr;
387 stream.avail_in = hdrlen;
Junio C Hamano55bb5c92011-06-10 10:55:10 -0700[diff] [blame]388 while (git_deflate(&stream, 0) == Z_OK)
389 ; /* nothing */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]390
391 /* Then the data itself.. */
392 stream.next_in = unpacked;
393 stream.avail_in = len;
Junio C Hamano55bb5c92011-06-10 10:55:10 -0700[diff] [blame]394 while (git_deflate(&stream, Z_FINISH) == Z_OK)
395 ; /* nothing */
396 git_deflate_end(&stream);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]397 free(unpacked);
398
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]399 request->buffer.buf.len = stream.total_out;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]400
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800[diff] [blame]401 strbuf_addstr(&buf, "Destination: ");
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]402 append_remote_object_url(&buf, repo->url, hex, 0);
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800[diff] [blame]403 request->dest = strbuf_detach(&buf, NULL);
404
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]405 append_remote_object_url(&buf, repo->url, hex, 0);
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]406 strbuf_add(&buf, request->lock->tmpfile_suffix, the_hash_algo->hexsz + 1);
Tay Ray Chuan817d14a2009-01-31 07:51:55 +0800[diff] [blame]407 request->url = strbuf_detach(&buf, NULL);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]408
409 slot = get_active_slot();
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]410 slot->callback_func = process_response;
411 slot->callback_data = request;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]412 curl_setup_http(slot->curl, request->url, DAV_PUT,
413 &request->buffer, fwrite_null);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]414
415 if (start_active_slot(slot)) {
416 request->slot = slot;
417 request->state = RUN_PUT;
418 } else {
419 request->state = ABORTED;
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]420 FREE_AND_NULL(request->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]421 }
422}
423
424static void start_move(struct transfer_request *request)
425{
426 struct active_request_slot *slot;
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]427 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]428
429 slot = get_active_slot();
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]430 slot->callback_func = process_response;
431 slot->callback_data = request;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]432 curl_setup_http_get(slot->curl, request->url, DAV_MOVE);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]433 dav_headers = curl_slist_append(dav_headers, request->dest);
434 dav_headers = curl_slist_append(dav_headers, "Overwrite: T");
435 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]436
437 if (start_active_slot(slot)) {
438 request->slot = slot;
439 request->state = RUN_MOVE;
440 } else {
441 request->state = ABORTED;
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]442 FREE_AND_NULL(request->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]443 }
444}
445
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]446static int refresh_lock(struct remote_lock *lock)
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]447{
448 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]449 struct slot_results results;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]450 struct curl_slist *dav_headers;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]451 int rc = 0;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]452
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]453 lock->refreshing = 1;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]454
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]455 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF | DAV_HEADER_TIMEOUT);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]456
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]457 slot = get_active_slot();
458 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]459 curl_setup_http_get(slot->curl, lock->url, DAV_LOCK);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]460 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]461
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]462 if (start_active_slot(slot)) {
463 run_active_slot(slot);
464 if (results.curl_result != CURLE_OK) {
465 fprintf(stderr, "LOCK HTTP error %ld\n",
466 results.http_code);
467 } else {
468 lock->start_time = time(NULL);
469 rc = 1;
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]470 }
471 }
472
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]473 lock->refreshing = 0;
474 curl_slist_free_all(dav_headers);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]475
476 return rc;
477}
478
Rene Scharfeec26b4d2006-04-02 13:13:10 +0200[diff] [blame]479static void check_locks(void)
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]480{
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]481 struct remote_lock *lock = repo->locks;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]482 time_t current_time = time(NULL);
483 int time_remaining;
484
485 while (lock) {
486 time_remaining = lock->start_time + lock->timeout -
487 current_time;
488 if (!lock->refreshing && time_remaining < LOCK_REFRESH) {
489 if (!refresh_lock(lock)) {
490 fprintf(stderr,
491 "Unable to refresh lock for %s\n",
492 lock->url);
493 aborted = 1;
494 return;
495 }
496 }
497 lock = lock->next;
498 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]499}
500
501static void release_request(struct transfer_request *request)
502{
503 struct transfer_request *entry = request_queue_head;
504
505 if (request == request_queue_head) {
506 request_queue_head = request->next;
507 } else {
René Scharfe5cc6a4b2019-10-13 14:49:17 +0200[diff] [blame]508 while (entry && entry->next != request)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]509 entry = entry->next;
René Scharfe5cc6a4b2019-10-13 14:49:17 +0200[diff] [blame]510 if (entry)
511 entry->next = request->next;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]512 }
513
Jim Meyering8e0f7002008-01-31 18:26:32 +0100[diff] [blame]514 free(request->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]515 free(request);
516}
517
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]518static void finish_request(struct transfer_request *request)
519{
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]520 struct http_pack_request *preq;
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]521 struct http_object_request *obj_req;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]522
523 request->curl_result = request->slot->curl_result;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]524 request->http_code = request->slot->http_code;
525 request->slot = NULL;
526
527 /* Keep locks active */
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]528 check_locks();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]529
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]530 if (request->headers)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]531 curl_slist_free_all(request->headers);
532
Carlo Marcelo Arenas Belón9dde06d2019-05-14 14:11:17 -0700[diff] [blame]533 /* URL is reused for MOVE after PUT and used during FETCH */
534 if (request->state != RUN_PUT && request->state != RUN_FETCH_PACKED) {
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]535 FREE_AND_NULL(request->url);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]536 }
537
538 if (request->state == RUN_MKCOL) {
539 if (request->curl_result == CURLE_OK ||
540 request->http_code == 405) {
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]541 remote_dir_exists[request->obj->oid.hash[0]] = 1;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]542 start_put(request);
543 } else {
544 fprintf(stderr, "MKCOL %s failed, aborting (%d/%ld)\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]545 oid_to_hex(&request->obj->oid),
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]546 request->curl_result, request->http_code);
547 request->state = ABORTED;
548 aborted = 1;
549 }
550 } else if (request->state == RUN_PUT) {
551 if (request->curl_result == CURLE_OK) {
552 start_move(request);
553 } else {
554 fprintf(stderr, "PUT %s failed, aborting (%d/%ld)\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]555 oid_to_hex(&request->obj->oid),
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]556 request->curl_result, request->http_code);
557 request->state = ABORTED;
558 aborted = 1;
559 }
560 } else if (request->state == RUN_MOVE) {
561 if (request->curl_result == CURLE_OK) {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]562 if (push_verbosely)
563 fprintf(stderr, " sent %s\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]564 oid_to_hex(&request->obj->oid));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]565 request->obj->flags |= REMOTE;
566 release_request(request);
567 } else {
568 fprintf(stderr, "MOVE %s failed, aborting (%d/%ld)\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]569 oid_to_hex(&request->obj->oid),
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]570 request->curl_result, request->http_code);
571 request->state = ABORTED;
572 aborted = 1;
573 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]574 } else if (request->state == RUN_FETCH_LOOSE) {
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]575 obj_req = (struct http_object_request *)request->userData;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]576
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]577 if (finish_http_object_request(obj_req) == 0)
578 if (obj_req->rename == 0)
579 request->obj->flags |= (LOCAL | REMOTE);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]580
581 /* Try fetching packed if necessary */
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]582 if (request->obj->flags & LOCAL) {
583 release_http_object_request(obj_req);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]584 release_request(request);
Tay Ray Chuan5424bc52009-06-06 16:44:02 +0800[diff] [blame]585 } else
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]586 start_fetch_packed(request);
587
588 } else if (request->state == RUN_FETCH_PACKED) {
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]589 int fail = 1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]590 if (request->curl_result != CURLE_OK) {
591 fprintf(stderr, "Unable to get pack file %s\n%s",
592 request->url, curl_errorstr);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]593 } else {
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]594 preq = (struct http_pack_request *)request->userData;
Shawn O. Pearce1c23d792007-01-09 20:04:52 -0500[diff] [blame]595
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]596 if (preq) {
Tay Ray Chuan609621a2009-10-30 17:47:20 -0700[diff] [blame]597 if (finish_http_pack_request(preq) == 0)
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]598 fail = 0;
599 release_http_pack_request(preq);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]600 }
601 }
Tay Ray Chuan2264dfa2009-06-06 16:44:01 +0800[diff] [blame]602 if (fail)
603 repo->can_update_info_refs = 0;
Jonathan Taneb053492020-06-10 13:57:16 -0700[diff] [blame]604 else
605 http_install_packfile(request->target, &repo->packs);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]606 release_request(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]607 }
608}
609
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]610static int is_running_queue;
Jeff King1e5e0972023-03-17 15:17:08 -0400[diff] [blame]611static int fill_active_slot(void *data UNUSED)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]612{
Benjamin Kramer8e24cba2009-03-15 22:01:20 +0100[diff] [blame]613 struct transfer_request *request;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]614
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]615 if (aborted || !is_running_queue)
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]616 return 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]617
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]618 for (request = request_queue_head; request; request = request->next) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]619 if (request->state == NEED_FETCH) {
620 start_fetch_loose(request);
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]621 return 1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]622 } else if (pushing && request->state == NEED_PUSH) {
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]623 if (remote_dir_exists[request->obj->oid.hash[0]] == 1) {
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800[diff] [blame]624 start_put(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]625 } else {
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800[diff] [blame]626 start_mkcol(request);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]627 }
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]628 return 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]629 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]630 }
Daniel Barkalow45c17412007-09-10 23:02:28 -0400[diff] [blame]631 return 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]632}
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]633
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]634static void get_remote_object_list(unsigned char parent);
635
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]636static void add_fetch_request(struct object *obj)
637{
638 struct transfer_request *request;
639
640 check_locks();
641
642 /*
643 * Don't fetch the object if it's known to exist locally
644 * or is already in the request queue
645 */
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]646 if (remote_dir_exists[obj->oid.hash[0]] == -1)
647 get_remote_object_list(obj->oid.hash[0]);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]648 if (obj->flags & (LOCAL | FETCHING))
649 return;
650
651 obj->flags |= FETCHING;
652 request = xmalloc(sizeof(*request));
653 request->obj = obj;
654 request->url = NULL;
655 request->lock = NULL;
656 request->headers = NULL;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]657 request->state = NEED_FETCH;
658 request->next = request_queue_head;
659 request_queue_head = request;
660
661 fill_active_slots();
662 step_active_slots();
663}
664
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]665static int add_send_request(struct object *obj, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]666{
Stefan Beller3def06e2013-07-18 23:35:26 +0200[diff] [blame]667 struct transfer_request *request;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]668 struct packed_git *target;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]669
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]670 /* Keep locks active */
671 check_locks();
672
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]673 /*
674 * Don't push the object if it's known to exist on the remote
675 * or is already in the request queue
676 */
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]677 if (remote_dir_exists[obj->oid.hash[0]] == -1)
678 get_remote_object_list(obj->oid.hash[0]);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]679 if (obj->flags & (REMOTE | PUSHING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]680 return 0;
brian m. carlsoned1c9972015-11-10 02:22:29 +0000[diff] [blame]681 target = find_sha1_pack(obj->oid.hash, repo->packs);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]682 if (target) {
683 obj->flags |= REMOTE;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]684 return 0;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]685 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]686
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]687 obj->flags |= PUSHING;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]688 request = xmalloc(sizeof(*request));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]689 request->obj = obj;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]690 request->url = NULL;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]691 request->lock = lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]692 request->headers = NULL;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]693 request->state = NEED_PUSH;
Nick Hengeveldc17fb6e2005-11-04 14:22:18 -0800[diff] [blame]694 request->next = request_queue_head;
695 request_queue_head = request;
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]696
697 fill_active_slots();
698 step_active_slots();
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]699
700 return 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]701}
702
Peter Hagervallf4f440a2005-11-08 23:18:31 +0100[diff] [blame]703static int fetch_indices(void)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]704{
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800[diff] [blame]705 int ret;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]706
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]707 if (push_verbosely)
708 fprintf(stderr, "Getting pack list\n");
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]709
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800[diff] [blame]710 switch (http_get_info_packs(repo->url, &repo->packs)) {
711 case HTTP_OK:
712 case HTTP_MISSING_TARGET:
713 ret = 0;
714 break;
715 default:
716 ret = -1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]717 }
718
Tay Ray Chuanb8caac22009-06-06 16:43:59 +0800[diff] [blame]719 return ret;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]720}
721
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]722static void one_remote_object(const struct object_id *oid)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]723{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]724 struct object *obj;
725
Jeff Kingd0229ab2019-06-20 03:41:14 -0400[diff] [blame]726 obj = lookup_object(the_repository, oid);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]727 if (!obj)
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]728 obj = parse_object(the_repository, oid);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]729
730 /* Ignore remote objects that don't exist locally */
731 if (!obj)
732 return;
733
734 obj->flags |= REMOTE;
735 if (!object_list_contains(objects, obj))
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]736 object_list_insert(obj, &objects);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]737}
738
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]739static void handle_lockprop_ctx(struct xml_ctx *ctx, int tag_closed)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]740{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]741 int *lock_flags = (int *)ctx->userData;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]742
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]743 if (tag_closed) {
744 if (!strcmp(ctx->name, DAV_CTX_LOCKENTRY)) {
745 if ((*lock_flags & DAV_PROP_LOCKEX) &&
746 (*lock_flags & DAV_PROP_LOCKWR)) {
747 *lock_flags |= DAV_LOCK_OK;
748 }
749 *lock_flags &= DAV_LOCK_OK;
750 } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_WRITE)) {
751 *lock_flags |= DAV_PROP_LOCKWR;
752 } else if (!strcmp(ctx->name, DAV_CTX_LOCKTYPE_EXCLUSIVE)) {
753 *lock_flags |= DAV_PROP_LOCKEX;
754 }
755 }
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]756}
757
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]758static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]759{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]760 struct remote_lock *lock = (struct remote_lock *)ctx->userData;
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]761 git_hash_ctx hash_ctx;
762 unsigned char lock_token_hash[GIT_MAX_RAWSZ];
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]763
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]764 if (tag_closed && ctx->cdata) {
765 if (!strcmp(ctx->name, DAV_ACTIVELOCK_OWNER)) {
Jeff King95244ae2014-06-19 17:19:43 -0400[diff] [blame]766 lock->owner = xstrdup(ctx->cdata);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]767 } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TIMEOUT)) {
Jeff Kingae021d82014-06-18 15:47:50 -0400[diff] [blame]768 const char *arg;
769 if (skip_prefix(ctx->cdata, "Second-", &arg))
770 lock->timeout = strtol(arg, NULL, 10);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]771 } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TOKEN)) {
Jeff King95244ae2014-06-19 17:19:43 -0400[diff] [blame]772 lock->token = xstrdup(ctx->cdata);
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800[diff] [blame]773
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]774 the_hash_algo->init_fn(&hash_ctx);
775 the_hash_algo->update_fn(&hash_ctx, lock->token, strlen(lock->token));
776 the_hash_algo->final_fn(lock_token_hash, &hash_ctx);
Tay Ray Chuandfab7c12009-02-14 17:52:14 +0800[diff] [blame]777
778 lock->tmpfile_suffix[0] = '_';
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]779 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]780 }
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]781 }
782}
783
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]784static void one_remote_ref(const char *refname);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]785
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]786static void
Jeff Kinge519ac32023-07-03 02:44:08 -0400[diff] [blame]787xml_start_tag(void *userData, const char *name, const char **atts UNUSED)
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]788{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]789 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Dennis Stosbergef9e58c2006-04-11 18:37:58 +0200[diff] [blame]790 const char *c = strchr(name, ':');
Jeff King0cc41422015-09-24 17:06:58 -0400[diff] [blame]791 int old_namelen, new_len;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]792
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]793 if (!c)
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]794 c = name;
795 else
796 c++;
797
Jeff King0cc41422015-09-24 17:06:58 -0400[diff] [blame]798 old_namelen = strlen(ctx->name);
799 new_len = old_namelen + strlen(c) + 2;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]800
801 if (new_len > ctx->len) {
802 ctx->name = xrealloc(ctx->name, new_len);
803 ctx->len = new_len;
804 }
Jeff King0cc41422015-09-24 17:06:58 -0400[diff] [blame]805 xsnprintf(ctx->name + old_namelen, ctx->len - old_namelen, ".%s", c);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]806
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]807 FREE_AND_NULL(ctx->cdata);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]808
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]809 ctx->userFunc(ctx, 0);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]810}
811
812static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]813xml_end_tag(void *userData, const char *name)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]814{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]815 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Dennis Stosbergef9e58c2006-04-11 18:37:58 +0200[diff] [blame]816 const char *c = strchr(name, ':');
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]817 char *ep;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]818
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]819 ctx->userFunc(ctx, 1);
820
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]821 if (!c)
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]822 c = name;
823 else
824 c++;
825
826 ep = ctx->name + strlen(ctx->name) - strlen(c) - 1;
827 *ep = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]828}
829
830static void
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]831xml_cdata(void *userData, const XML_Char *s, int len)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]832{
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]833 struct xml_ctx *ctx = (struct xml_ctx *)userData;
Junio C Hamano4cac42b2006-08-27 21:19:39 -0700[diff] [blame]834 free(ctx->cdata);
Pierre Habouzit182af832007-09-16 00:32:36 +0200[diff] [blame]835 ctx->cdata = xmemdupz(s, len);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]836}
837
Timo Hirvonen554fe202006-06-28 12:04:39 +0300[diff] [blame]838static struct remote_lock *lock_remote(const char *path, long timeout)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]839{
840 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]841 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]842 struct buffer out_buffer = { STRBUF_INIT, 0 };
843 struct strbuf in_buffer = STRBUF_INIT;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]844 char *url;
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]845 char *ep;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]846 char timeout_header[25];
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]847 struct remote_lock *lock = NULL;
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]848 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]849 struct xml_ctx ctx;
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]850 char *escaped;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]851
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]852 url = xstrfmt("%s%s", repo->url, path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]853
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]854 /* Make sure leading directories exist for the remote ref */
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]855 ep = strchr(url + strlen(repo->url) + 1, '/');
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]856 while (ep) {
Johannes Schindelin466ddf92009-01-17 16:11:51 +0100[diff] [blame]857 char saved_character = ep[1];
858 ep[1] = '\0';
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]859 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]860 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]861 curl_setup_http_get(slot->curl, url, DAV_MKCOL);
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]862 if (start_active_slot(slot)) {
863 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]864 if (results.curl_result != CURLE_OK &&
865 results.http_code != 405) {
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]866 fprintf(stderr,
867 "Unable to create branch path %s\n",
868 url);
869 free(url);
870 return NULL;
871 }
872 } else {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]873 fprintf(stderr, "Unable to start MKCOL request\n");
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]874 free(url);
875 return NULL;
876 }
Johannes Schindelin466ddf92009-01-17 16:11:51 +0100[diff] [blame]877 ep[1] = saved_character;
Nick Hengeveld0772b9a2005-11-04 14:22:25 -0800[diff] [blame]878 ep = strchr(ep + 1, '/');
879 }
880
Jeff King5cb21942012-05-21 19:09:47 -0400[diff] [blame]881 escaped = xml_entities(ident_default_email());
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]882 strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped);
883 free(escaped);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]884
Jeff King5096d492015-09-24 17:06:08 -0400[diff] [blame]885 xsnprintf(timeout_header, sizeof(timeout_header), "Timeout: Second-%ld", timeout);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]886 dav_headers = curl_slist_append(dav_headers, timeout_header);
887 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
888
889 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]890 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]891 curl_setup_http(slot->curl, url, DAV_LOCK, &out_buffer, fwrite_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]892 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Ævar Arnfjörð Bjarmason8dda4cb2021-07-30 19:59:46 +0200[diff] [blame]893 curl_easy_setopt(slot->curl, CURLOPT_WRITEDATA, &in_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]894
René Scharfeca56dad2021-03-13 17:17:22 +0100[diff] [blame]895 CALLOC_ARRAY(lock, 1);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]896 lock->timeout = -1;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]897
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]898 if (start_active_slot(slot)) {
899 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]900 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]901 XML_Parser parser = XML_ParserCreate(NULL);
902 enum XML_Status result;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]903 ctx.name = xcalloc(10, 1);
904 ctx.len = 0;
905 ctx.cdata = NULL;
906 ctx.userFunc = handle_new_lock_ctx;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]907 ctx.userData = lock;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]908 XML_SetUserData(parser, &ctx);
909 XML_SetElementHandler(parser, xml_start_tag,
910 xml_end_tag);
911 XML_SetCharacterDataHandler(parser, xml_cdata);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]912 result = XML_Parse(parser, in_buffer.buf,
913 in_buffer.len, 1);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]914 free(ctx.name);
915 if (result != XML_STATUS_OK) {
916 fprintf(stderr, "XML error: %s\n",
917 XML_ErrorString(
918 XML_GetErrorCode(parser)));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]919 lock->timeout = -1;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]920 }
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]921 XML_ParserFree(parser);
Patryk Obaraa2b98202018-01-24 12:11:53 +0100[diff] [blame]922 } else {
923 fprintf(stderr,
924 "error: curl result=%d, HTTP code=%ld\n",
925 results.curl_result, results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]926 }
927 } else {
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]928 fprintf(stderr, "Unable to start LOCK request\n");
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]929 }
930
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]931 curl_slist_free_all(dav_headers);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]932 strbuf_release(&out_buffer.buf);
933 strbuf_release(&in_buffer);
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]934
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]935 if (lock->token == NULL || lock->timeout <= 0) {
Jim Meyering8e0f7002008-01-31 18:26:32 +0100[diff] [blame]936 free(lock->token);
937 free(lock->owner);
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]938 free(url);
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]939 FREE_AND_NULL(lock);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]940 } else {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]941 lock->url = url;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]942 lock->start_time = time(NULL);
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]943 lock->next = repo->locks;
944 repo->locks = lock;
Nick Hengeveld26349b22005-11-04 14:22:31 -0800[diff] [blame]945 }
946
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]947 return lock;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]948}
949
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]950static int unlock_remote(struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]951{
952 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]953 struct slot_results results;
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]954 struct remote_lock *prev = repo->locks;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]955 struct curl_slist *dav_headers;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]956 int rc = 0;
957
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]958 dav_headers = get_dav_token_headers(lock, DAV_HEADER_LOCK);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]959
960 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]961 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]962 curl_setup_http_get(slot->curl, lock->url, DAV_UNLOCK);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]963 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
964
965 if (start_active_slot(slot)) {
966 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]967 if (results.curl_result == CURLE_OK)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]968 rc = 1;
969 else
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]970 fprintf(stderr, "UNLOCK HTTP error %ld\n",
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]971 results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]972 } else {
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]973 fprintf(stderr, "Unable to start UNLOCK request\n");
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]974 }
975
976 curl_slist_free_all(dav_headers);
Nick Hengeveld75187c92005-11-04 14:22:35 -0800[diff] [blame]977
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]978 if (repo->locks == lock) {
979 repo->locks = lock->next;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]980 } else {
981 while (prev && prev->next != lock)
982 prev = prev->next;
983 if (prev)
René Scharfe5cc6a4b2019-10-13 14:49:17 +0200[diff] [blame]984 prev->next = lock->next;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]985 }
986
Jim Meyering8e0f7002008-01-31 18:26:32 +0100[diff] [blame]987 free(lock->owner);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]988 free(lock->url);
989 free(lock->token);
990 free(lock);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]991
992 return rc;
993}
994
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]995static void remove_locks(void)
996{
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]997 struct remote_lock *lock = repo->locks;
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]998
999 fprintf(stderr, "Removing remote locks...\n");
1000 while (lock) {
Alex Riesen6589ebf2009-05-24 15:16:49 +0200[diff] [blame]1001 struct remote_lock *next = lock->next;
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1002 unlock_remote(lock);
Alex Riesen6589ebf2009-05-24 15:16:49 +0200[diff] [blame]1003 lock = next;
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1004 }
1005}
1006
1007static void remove_locks_on_signal(int signo)
1008{
1009 remove_locks();
Jeff King4a16d072009-01-22 01:02:35 -0500[diff] [blame]1010 sigchain_pop(signo);
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1011 raise(signo);
1012}
1013
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1014static void remote_ls(const char *path, int flags,
1015 void (*userFunc)(struct remote_ls_ctx *ls),
1016 void *userData);
1017
René Scharfec3bdc4e2017-10-31 14:49:56 +0100[diff] [blame]1018/* extract hex from sharded "xx/x{38}" filename */
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1019static int get_oid_hex_from_objpath(const char *path, struct object_id *oid)
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1020{
Patrick Steinhardtc98d7622024-06-14 08:49:59 +0200[diff] [blame]1021 memset(oid->hash, 0, GIT_MAX_RAWSZ);
brian m. carlsonc3b4e4e2021-04-26 01:02:51 +0000[diff] [blame]1022 oid->algo = hash_algo_by_ptr(the_hash_algo);
1023
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]1024 if (strlen(path) != the_hash_algo->hexsz + 1)
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1025 return -1;
1026
René Scharfec3bdc4e2017-10-31 14:49:56 +0100[diff] [blame]1027 if (hex_to_bytes(oid->hash, path, 1))
1028 return -1;
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1029 path += 2;
1030 path++; /* skip '/' */
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1031
brian m. carlsonf024b872019-02-19 00:05:09 +0000[diff] [blame]1032 return hex_to_bytes(oid->hash + 1, path, the_hash_algo->rawsz - 1);
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1033}
1034
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1035static void process_ls_object(struct remote_ls_ctx *ls)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1036{
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1037 unsigned int *parent = (unsigned int *)ls->userData;
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1038 const char *path = ls->dentry_name;
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1039 struct object_id oid;
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1040
1041 if (!strcmp(ls->path, ls->dentry_name) && (ls->flags & IS_DIR)) {
1042 remote_dir_exists[*parent] = 1;
1043 return;
1044 }
1045
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1046 if (!skip_prefix(path, "objects/", &path) ||
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1047 get_oid_hex_from_objpath(path, &oid))
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1048 return;
Jeff King67a31f62014-06-19 17:58:10 -0400[diff] [blame]1049
brian m. carlson1aa40df2017-05-06 22:10:25 +0000[diff] [blame]1050 one_remote_object(&oid);
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1051}
1052
1053static void process_ls_ref(struct remote_ls_ctx *ls)
1054{
1055 if (!strcmp(ls->path, ls->dentry_name) && (ls->dentry_flags & IS_DIR)) {
1056 fprintf(stderr, " %s\n", ls->dentry_name);
1057 return;
1058 }
1059
1060 if (!(ls->dentry_flags & IS_DIR))
1061 one_remote_ref(ls->dentry_name);
1062}
1063
1064static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed)
1065{
1066 struct remote_ls_ctx *ls = (struct remote_ls_ctx *)ctx->userData;
1067
1068 if (tag_closed) {
1069 if (!strcmp(ctx->name, DAV_PROPFIND_RESP) && ls->dentry_name) {
1070 if (ls->dentry_flags & IS_DIR) {
Tay Ray Chuan0fdadc52010-11-25 16:21:07 +0800[diff] [blame]1071
1072 /* ensure collection names end with slash */
1073 str_end_url_with_slash(ls->dentry_name, &ls->dentry_name);
1074
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1075 if (ls->flags & PROCESS_DIRS) {
1076 ls->userFunc(ls);
1077 }
1078 if (strcmp(ls->dentry_name, ls->path) &&
1079 ls->flags & RECURSIVE) {
1080 remote_ls(ls->dentry_name,
1081 ls->flags,
1082 ls->userFunc,
1083 ls->userData);
1084 }
1085 } else if (ls->flags & PROCESS_FILES) {
1086 ls->userFunc(ls);
1087 }
1088 } else if (!strcmp(ctx->name, DAV_PROPFIND_NAME) && ctx->cdata) {
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +0300[diff] [blame]1089 char *path = ctx->cdata;
1090 if (*ctx->cdata == 'h') {
1091 path = strstr(path, "//");
1092 if (path) {
1093 path = strchr(path+2, '/');
1094 }
1095 }
1096 if (path) {
Tay Ray Chuandfc2dcd2010-11-25 16:21:08 +0800[diff] [blame]1097 const char *url = repo->url;
1098 if (repo->path)
1099 url = repo->path;
1100 if (strncmp(path, url, repo->path_len))
Pete Wyckoff82247e92012-04-29 20:28:45 -0400[diff] [blame]1101 error("Parsed path '%s' does not match url: '%s'",
Tay Ray Chuandfc2dcd2010-11-25 16:21:08 +0800[diff] [blame]1102 path, url);
1103 else {
1104 path += repo->path_len;
1105 ls->dentry_name = xstrdup(path);
1106 }
Kirill A. Korinskiye1f33ef2008-12-23 11:31:15 +0300[diff] [blame]1107 }
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1108 } else if (!strcmp(ctx->name, DAV_PROPFIND_COLLECTION)) {
1109 ls->dentry_flags |= IS_DIR;
1110 }
1111 } else if (!strcmp(ctx->name, DAV_PROPFIND_RESP)) {
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]1112 FREE_AND_NULL(ls->dentry_name);
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1113 ls->dentry_flags = 0;
1114 }
1115}
1116
Johannes Schindelin20642802009-01-17 16:36:26 +0100[diff] [blame]1117/*
1118 * NEEDSWORK: remote_ls() ignores info/refs on the remote side. But it
1119 * should _only_ heed the information from that file, instead of trying to
1120 * determine the refs from the remote file system (badly: it does not even
1121 * know about packed-refs).
1122 */
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1123static void remote_ls(const char *path, int flags,
1124 void (*userFunc)(struct remote_ls_ctx *ls),
1125 void *userData)
1126{
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1127 char *url = xstrfmt("%s%s", repo->url, path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1128 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1129 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1130 struct strbuf in_buffer = STRBUF_INIT;
1131 struct buffer out_buffer = { STRBUF_INIT, 0 };
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]1132 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1133 struct xml_ctx ctx;
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1134 struct remote_ls_ctx ls;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1135
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1136 ls.flags = flags;
Shawn Pearce9befac42006-09-02 00:16:31 -0400[diff] [blame]1137 ls.path = xstrdup(path);
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1138 ls.dentry_name = NULL;
1139 ls.dentry_flags = 0;
1140 ls.userData = userData;
1141 ls.userFunc = userFunc;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1142
René Scharfe02962d32016-07-30 19:36:23 +0200[diff] [blame]1143 strbuf_addstr(&out_buffer.buf, PROPFIND_ALL_REQUEST);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1144
1145 dav_headers = curl_slist_append(dav_headers, "Depth: 1");
1146 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
1147
1148 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1149 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1150 curl_setup_http(slot->curl, url, DAV_PROPFIND,
1151 &out_buffer, fwrite_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1152 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Ævar Arnfjörð Bjarmason8dda4cb2021-07-30 19:59:46 +0200[diff] [blame]1153 curl_easy_setopt(slot->curl, CURLOPT_WRITEDATA, &in_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1154
1155 if (start_active_slot(slot)) {
1156 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1157 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1158 XML_Parser parser = XML_ParserCreate(NULL);
1159 enum XML_Status result;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1160 ctx.name = xcalloc(10, 1);
1161 ctx.len = 0;
1162 ctx.cdata = NULL;
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1163 ctx.userFunc = handle_remote_ls_ctx;
1164 ctx.userData = &ls;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1165 XML_SetUserData(parser, &ctx);
1166 XML_SetElementHandler(parser, xml_start_tag,
1167 xml_end_tag);
1168 XML_SetCharacterDataHandler(parser, xml_cdata);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1169 result = XML_Parse(parser, in_buffer.buf,
1170 in_buffer.len, 1);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1171 free(ctx.name);
1172
1173 if (result != XML_STATUS_OK) {
1174 fprintf(stderr, "XML error: %s\n",
1175 XML_ErrorString(
1176 XML_GetErrorCode(parser)));
1177 }
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1178 XML_ParserFree(parser);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1179 }
1180 } else {
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1181 fprintf(stderr, "Unable to start PROPFIND request\n");
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1182 }
1183
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1184 free(ls.path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1185 free(url);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1186 strbuf_release(&out_buffer.buf);
1187 strbuf_release(&in_buffer);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1188 curl_slist_free_all(dav_headers);
1189}
1190
1191static void get_remote_object_list(unsigned char parent)
1192{
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1193 char path[] = "objects/XX/";
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1194 static const char hex[] = "0123456789abcdef";
1195 unsigned int val = parent;
1196
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1197 path[8] = hex[val >> 4];
1198 path[9] = hex[val & 0xf];
1199 remote_dir_exists[val] = 0;
1200 remote_ls(path, (PROCESS_FILES | PROCESS_DIRS),
1201 process_ls_object, &val);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1202}
1203
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1204static int locking_available(void)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1205{
1206 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1207 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1208 struct strbuf in_buffer = STRBUF_INIT;
1209 struct buffer out_buffer = { STRBUF_INIT, 0 };
Johannes Schindelin8cb01e22016-04-27 14:20:37 +0200[diff] [blame]1210 struct curl_slist *dav_headers = http_copy_default_headers();
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1211 struct xml_ctx ctx;
1212 int lock_flags = 0;
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]1213 char *escaped;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1214
Mike Hommey519d05b2009-04-10 00:25:37 +0200[diff] [blame]1215 escaped = xml_entities(repo->url);
1216 strbuf_addf(&out_buffer.buf, PROPFIND_SUPPORTEDLOCK_REQUEST, escaped);
1217 free(escaped);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1218
1219 dav_headers = curl_slist_append(dav_headers, "Depth: 0");
1220 dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1221
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1222 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1223 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1224 curl_setup_http(slot->curl, repo->url, DAV_PROPFIND,
1225 &out_buffer, fwrite_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1226 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Ævar Arnfjörð Bjarmason8dda4cb2021-07-30 19:59:46 +0200[diff] [blame]1227 curl_easy_setopt(slot->curl, CURLOPT_WRITEDATA, &in_buffer);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1228
1229 if (start_active_slot(slot)) {
1230 run_active_slot(slot);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1231 if (results.curl_result == CURLE_OK) {
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1232 XML_Parser parser = XML_ParserCreate(NULL);
1233 enum XML_Status result;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1234 ctx.name = xcalloc(10, 1);
1235 ctx.len = 0;
1236 ctx.cdata = NULL;
1237 ctx.userFunc = handle_lockprop_ctx;
1238 ctx.userData = &lock_flags;
1239 XML_SetUserData(parser, &ctx);
1240 XML_SetElementHandler(parser, xml_start_tag,
1241 xml_end_tag);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1242 result = XML_Parse(parser, in_buffer.buf,
1243 in_buffer.len, 1);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1244 free(ctx.name);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1245
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1246 if (result != XML_STATUS_OK) {
1247 fprintf(stderr, "XML error: %s\n",
1248 XML_ErrorString(
1249 XML_GetErrorCode(parser)));
1250 lock_flags = 0;
1251 }
Mike Hommey472b2572007-12-11 23:50:21 +0100[diff] [blame]1252 XML_ParserFree(parser);
Junio C Hamano325ce392008-01-20 15:00:54 -0800[diff] [blame]1253 if (!lock_flags)
Miklos Vajnad5c87cb2009-03-24 02:09:09 +0100[diff] [blame]1254 error("no DAV locking support on %s",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1255 repo->url);
Junio C Hamano325ce392008-01-20 15:00:54 -0800[diff] [blame]1256
1257 } else {
1258 error("Cannot access URL %s, return code %d",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1259 repo->url, results.curl_result);
Junio C Hamano325ce392008-01-20 15:00:54 -0800[diff] [blame]1260 lock_flags = 0;
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1261 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1262 } else {
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1263 error("Unable to start PROPFIND request on %s", repo->url);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1264 }
1265
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1266 strbuf_release(&out_buffer.buf);
1267 strbuf_release(&in_buffer);
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1268 curl_slist_free_all(dav_headers);
1269
1270 return lock_flags;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1271}
1272
Pierre Habouzitb5bf7cd2006-08-23 12:39:12 +0200[diff] [blame]1273static struct object_list **add_one_object(struct object *obj, struct object_list **p)
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1274{
1275 struct object_list *entry = xmalloc(sizeof(struct object_list));
1276 entry->item = obj;
1277 entry->next = *p;
1278 *p = entry;
1279 return &entry->next;
1280}
1281
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1282static struct object_list **process_blob(struct blob *blob,
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1283 struct object_list **p)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1284{
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1285 struct object *obj = &blob->object;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1286
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1287 obj->flags |= LOCAL;
1288
1289 if (obj->flags & (UNINTERESTING | SEEN))
1290 return p;
1291
1292 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1293 return add_one_object(obj, p);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1294}
1295
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1296static struct object_list **process_tree(struct tree *tree,
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1297 struct object_list **p)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1298{
1299 struct object *obj = &tree->object;
Linus Torvalds2d9c58c2006-05-29 12:18:33 -0700[diff] [blame]1300 struct tree_desc desc;
Linus Torvalds4c068a92006-05-30 09:45:45 -0700[diff] [blame]1301 struct name_entry entry;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1302
1303 obj->flags |= LOCAL;
1304
1305 if (obj->flags & (UNINTERESTING | SEEN))
1306 return p;
1307 if (parse_tree(tree) < 0)
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]1308 die("bad tree object %s", oid_to_hex(&obj->oid));
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1309
1310 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1311 p = add_one_object(obj, p);
Linus Torvalds2d9c58c2006-05-29 12:18:33 -0700[diff] [blame]1312
Eric W. Biedermanefed6872023-10-01 21:40:28 -0500[diff] [blame]1313 init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size);
Linus Torvalds2d9c58c2006-05-29 12:18:33 -0700[diff] [blame]1314
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +0000[diff] [blame]1315 while (tree_entry(&desc, &entry))
1316 switch (object_type(entry.mode)) {
1317 case OBJ_TREE:
brian m. carlsonea82b2a2019-01-15 00:39:44 +0000[diff] [blame]1318 p = process_tree(lookup_tree(the_repository, &entry.oid),
Stefan Bellerf86bcc72018-06-28 18:21:56 -0700[diff] [blame]1319 p);
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +0000[diff] [blame]1320 break;
1321 case OBJ_BLOB:
brian m. carlsonea82b2a2019-01-15 00:39:44 +0000[diff] [blame]1322 p = process_blob(lookup_blob(the_repository, &entry.oid),
Stefan Bellerda14a7f2018-06-28 18:21:55 -0700[diff] [blame]1323 p);
Johannes Schindelin1bbeb4c2008-02-14 23:32:32 +0000[diff] [blame]1324 break;
1325 default:
1326 /* Subproject commit - not in this repository */
1327 break;
1328 }
1329
Jeff King6e454b92013-06-05 18:37:39 -0400[diff] [blame]1330 free_tree_buffer(tree);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1331 return p;
1332}
1333
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1334static int get_delta(struct rev_info *revs, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1335{
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1336 int i;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1337 struct commit *commit;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1338 struct object_list **p = &objects;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1339 int count = 0;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1340
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1341 while ((commit = get_revision(revs)) != NULL) {
Ævar Arnfjörð Bjarmasonecb50912023-03-28 15:58:48 +0200[diff] [blame]1342 p = process_tree(repo_get_commit_tree(the_repository, commit),
1343 p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1344 commit->object.flags |= LOCAL;
1345 if (!(commit->object.flags & UNINTERESTING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1346 count += add_send_request(&commit->object, lock);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1347 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1348
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1349 for (i = 0; i < revs->pending.nr; i++) {
1350 struct object_array_entry *entry = revs->pending.objects + i;
1351 struct object *obj = entry->item;
1352 const char *name = entry->name;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1353
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1354 if (obj->flags & (UNINTERESTING | SEEN))
1355 continue;
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1356 if (obj->type == OBJ_TAG) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1357 obj->flags |= SEEN;
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700[diff] [blame]1358 p = add_one_object(obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1359 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1360 }
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1361 if (obj->type == OBJ_TREE) {
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1362 p = process_tree((struct tree *)obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1363 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1364 }
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1365 if (obj->type == OBJ_BLOB) {
Jeff King41595932016-02-11 17:23:48 -0500[diff] [blame]1366 p = process_blob((struct blob *)obj, p);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1367 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1368 }
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]1369 die("unknown pending object %s (%s)", oid_to_hex(&obj->oid), name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1370 }
1371
1372 while (objects) {
1373 if (!(objects->item->flags & UNINTERESTING))
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1374 count += add_send_request(objects->item, lock);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1375 objects = objects->next;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1376 }
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1377
1378 return count;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1379}
1380
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]1381static int update_remote(const struct object_id *oid, struct remote_lock *lock)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1382{
1383 struct active_request_slot *slot;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1384 struct slot_results results;
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1385 struct buffer out_buffer = { STRBUF_INIT, 0 };
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1386 struct curl_slist *dav_headers;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1387
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1388 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1389
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]1390 strbuf_addf(&out_buffer.buf, "%s\n", oid_to_hex(oid));
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1391
1392 slot = get_active_slot();
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1393 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1394 curl_setup_http(slot->curl, lock->url, DAV_PUT,
1395 &out_buffer, fwrite_null);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1396 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1397
1398 if (start_active_slot(slot)) {
1399 run_active_slot(slot);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1400 strbuf_release(&out_buffer.buf);
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1401 if (results.curl_result != CURLE_OK) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1402 fprintf(stderr,
1403 "PUT error: curl result=%d, HTTP code=%ld\n",
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]1404 results.curl_result, results.http_code);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1405 /* We should attempt recovery? */
1406 return 0;
1407 }
1408 } else {
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1409 strbuf_release(&out_buffer.buf);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1410 fprintf(stderr, "Unable to start PUT request\n");
1411 return 0;
1412 }
1413
1414 return 1;
1415}
1416
Clemens Buchacher6d2bf962009-05-31 16:26:48 +0200[diff] [blame]1417static struct ref *remote_refs;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1418
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]1419static void one_remote_ref(const char *refname)
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1420{
1421 struct ref *ref;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1422 struct object *obj;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1423
René Scharfe59c69c02008-10-18 10:44:18 +0200[diff] [blame]1424 ref = alloc_ref(refname);
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1425
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1426 if (http_fetch_ref(repo->url, ref) != 0) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1427 fprintf(stderr,
1428 "Unable to fetch ref %s from %s\n",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1429 refname, repo->url);
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1430 free(ref);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1431 return;
1432 }
1433
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1434 /*
1435 * Fetch a copy of the object if it doesn't exist locally - it
1436 * may be required for updating server info later.
1437 */
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]1438 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]1439 obj = lookup_unknown_object(the_repository, &ref->old_oid);
René Scharfee94eac42017-03-17 23:12:31 +0100[diff] [blame]1440 fprintf(stderr, " fetch %s for %s\n",
1441 oid_to_hex(&ref->old_oid), refname);
1442 add_fetch_request(obj);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1443 }
1444
Clemens Buchacher6d2bf962009-05-31 16:26:48 +0200[diff] [blame]1445 ref->next = remote_refs;
1446 remote_refs = ref;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1447}
1448
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1449static void get_dav_remote_heads(void)
1450{
Nick Hengeveld3030baa2006-03-10 20:18:08 -0800[diff] [blame]1451 remote_ls("refs/", (PROCESS_FILES | PROCESS_DIRS | RECURSIVE), process_ls_ref, NULL);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1452}
1453
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1454static void add_remote_info_ref(struct remote_ls_ctx *ls)
1455{
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1456 struct strbuf *buf = (struct strbuf *)ls->userData;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1457 struct object *o;
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1458 struct ref *ref;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1459
René Scharfe59c69c02008-10-18 10:44:18 +0200[diff] [blame]1460 ref = alloc_ref(ls->dentry_name);
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1461
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1462 if (http_fetch_ref(repo->url, ref) != 0) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1463 fprintf(stderr,
1464 "Unable to fetch ref %s from %s\n",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1465 ls->dentry_name, repo->url);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1466 aborted = 1;
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1467 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1468 return;
1469 }
1470
Stefan Beller109cd762018-06-28 18:21:51 -0700[diff] [blame]1471 o = parse_object(the_repository, &ref->old_oid);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1472 if (!o) {
1473 fprintf(stderr,
1474 "Unable to parse object %s for remote ref %s\n",
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1475 oid_to_hex(&ref->old_oid), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1476 aborted = 1;
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1477 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1478 return;
1479 }
1480
Jeff King7d0581a2015-09-24 17:07:29 -0400[diff] [blame]1481 strbuf_addf(buf, "%s\t%s\n",
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1482 oid_to_hex(&ref->old_oid), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1483
Linus Torvalds19746322006-07-11 20:45:31 -0700[diff] [blame]1484 if (o->type == OBJ_TAG) {
Stefan Bellera74093d2018-06-28 18:22:05 -0700[diff] [blame]1485 o = deref_tag(the_repository, o, ls->dentry_name, 0);
Jeff King7d0581a2015-09-24 17:07:29 -0400[diff] [blame]1486 if (o)
1487 strbuf_addf(buf, "%s\t%s^{}\n",
brian m. carlsonf2fd0762015-11-10 02:22:28 +0000[diff] [blame]1488 oid_to_hex(&o->oid), ls->dentry_name);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1489 }
Daniel Barkalowc13b2632008-04-26 15:53:09 -0400[diff] [blame]1490 free(ref);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1491}
1492
1493static void update_remote_info_refs(struct remote_lock *lock)
1494{
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1495 struct buffer buffer = { STRBUF_INIT, 0 };
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1496 struct active_request_slot *slot;
1497 struct slot_results results;
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1498 struct curl_slist *dav_headers;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1499
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1500 remote_ls("refs/", (PROCESS_FILES | RECURSIVE),
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1501 add_remote_info_ref, &buffer.buf);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1502 if (!aborted) {
Ray Chuanb1c7d4a2009-01-24 10:00:22 +0800[diff] [blame]1503 dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1504
1505 slot = get_active_slot();
1506 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1507 curl_setup_http(slot->curl, lock->url, DAV_PUT,
1508 &buffer, fwrite_null);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1509 curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1510
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1511 if (start_active_slot(slot)) {
1512 run_active_slot(slot);
1513 if (results.curl_result != CURLE_OK) {
1514 fprintf(stderr,
1515 "PUT error: curl result=%d, HTTP code=%ld\n",
1516 results.curl_result, results.http_code);
1517 }
1518 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1519 }
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1520 strbuf_release(&buffer.buf);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1521}
1522
1523static int remote_exists(const char *path)
1524{
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1525 char *url = xstrfmt("%s%s", repo->url, path);
Mike Hommey446b9412009-06-06 16:43:57 +0800[diff] [blame]1526 int ret;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1527
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1528
Jeff King1bbcc222013-09-28 04:31:23 -0400[diff] [blame]1529 switch (http_get_strbuf(url, NULL, NULL)) {
Mike Hommey446b9412009-06-06 16:43:57 +0800[diff] [blame]1530 case HTTP_OK:
1531 ret = 1;
1532 break;
1533 case HTTP_MISSING_TARGET:
1534 ret = 0;
1535 break;
1536 case HTTP_ERROR:
Jeff King4df13f62013-04-05 18:22:31 -0400[diff] [blame]1537 error("unable to access '%s': %s", url, curl_errorstr);
Jeff King1cf01a32017-09-21 02:25:41 -0400[diff] [blame]1538 /* fallthrough */
Mike Hommey446b9412009-06-06 16:43:57 +0800[diff] [blame]1539 default:
1540 ret = -1;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1541 }
Mike Hommey3a462bc2007-12-10 22:36:11 +0100[diff] [blame]1542 free(url);
1543 return ret;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1544}
1545
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1546static void fetch_symref(const char *path, char **symref, struct object_id *oid)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1547{
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1548 char *url = xstrfmt("%s%s", repo->url, path);
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1549 struct strbuf buffer = STRBUF_INIT;
Jeff Kingae021d82014-06-18 15:47:50 -0400[diff] [blame]1550 const char *name;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1551
Jeff King1bbcc222013-09-28 04:31:23 -0400[diff] [blame]1552 if (http_get_strbuf(url, &buffer, NULL) != HTTP_OK)
Mike Hommey9af5abd2009-06-06 16:43:58 +0800[diff] [blame]1553 die("Couldn't get %s for remote symref\n%s", url,
1554 curl_errorstr);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1555 free(url);
1556
Ævar Arnfjörð Bjarmason6a83d902017-06-15 23:15:46 +0000[diff] [blame]1557 FREE_AND_NULL(*symref);
Patrick Steinhardt9da95bd2024-06-14 08:49:54 +0200[diff] [blame]1558 oidclr(oid, the_repository->hash_algo);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1559
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1560 if (buffer.len == 0)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1561 return;
1562
Jeff Kingf6786c82015-01-12 21:28:58 -0500[diff] [blame]1563 /* Cut off trailing newline. */
1564 strbuf_rtrim(&buffer);
1565
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1566 /* If it's a symref, set the refname; otherwise try for a sha1 */
Jeff Kingae021d82014-06-18 15:47:50 -0400[diff] [blame]1567 if (skip_prefix(buffer.buf, "ref: ", &name)) {
1568 *symref = xmemdupz(name, buffer.len - (name - buffer.buf));
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1569 } else {
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1570 get_oid_hex(buffer.buf, oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1571 }
1572
Mike Hommey028c2972007-12-09 20:30:59 +0100[diff] [blame]1573 strbuf_release(&buffer);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1574}
1575
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1576static int verify_merge_base(struct object_id *head_oid, struct ref *remote)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1577{
brian m. carlsonbc832662017-05-06 22:10:10 +0000[diff] [blame]1578 struct commit *head = lookup_commit_or_die(head_oid, "HEAD");
1579 struct commit *branch = lookup_commit_or_die(&remote->old_oid,
1580 remote->name);
Johannes Schindelin24876eb2024-02-28 09:44:09 +0000[diff] [blame]1581 int ret = repo_in_merge_bases(the_repository, branch, head);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1582
Johannes Schindelin24876eb2024-02-28 09:44:09 +0000[diff] [blame]1583 if (ret < 0)
1584 exit(128);
1585 return ret;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1586}
1587
Dan McGee2aab1672011-05-03 23:47:28 +0800[diff] [blame]1588static int delete_remote_branch(const char *pattern, int force)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1589{
1590 struct ref *refs = remote_refs;
1591 struct ref *remote_ref = NULL;
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1592 struct object_id head_oid;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1593 char *symref = NULL;
1594 int match;
1595 int patlen = strlen(pattern);
1596 int i;
1597 struct active_request_slot *slot;
1598 struct slot_results results;
1599 char *url;
1600
1601 /* Find the remote branch(es) matching the specified branch name */
1602 for (match = 0; refs; refs = refs->next) {
1603 char *name = refs->name;
1604 int namelen = strlen(name);
1605 if (namelen < patlen ||
1606 memcmp(name + namelen - patlen, pattern, patlen))
1607 continue;
1608 if (namelen != patlen && name[namelen - patlen - 1] != '/')
1609 continue;
1610 match++;
1611 remote_ref = refs;
1612 }
1613 if (match == 0)
1614 return error("No remote branch matches %s", pattern);
1615 if (match != 1)
1616 return error("More than one remote branch matches %s",
1617 pattern);
1618
1619 /*
1620 * Remote HEAD must be a symref (not exactly foolproof; a remote
1621 * symlink to a symref will look like a symref)
1622 */
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1623 fetch_symref("HEAD", &symref, &head_oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1624 if (!symref)
1625 return error("Remote HEAD is not a symref");
1626
1627 /* Remote branch must not be the remote HEAD */
Junio C Hamanocd2b8ae2011-08-25 14:46:52 -0700[diff] [blame]1628 for (i = 0; symref && i < MAXDEPTH; i++) {
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1629 if (!strcmp(remote_ref->name, symref))
1630 return error("Remote branch %s is the current HEAD",
1631 remote_ref->name);
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1632 fetch_symref(symref, &symref, &head_oid);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1633 }
1634
1635 /* Run extra sanity checks if delete is not forced */
1636 if (!force) {
1637 /* Remote HEAD must resolve to a known object */
1638 if (symref)
1639 return error("Remote HEAD symrefs too deep");
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1640 if (is_null_oid(&head_oid))
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1641 return error("Unable to resolve remote HEAD");
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]1642 if (!repo_has_object_file(the_repository, &head_oid))
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1643 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]1644
1645 /* Remote branch must resolve to a known object */
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1646 if (is_null_oid(&remote_ref->old_oid))
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1647 return error("Unable to resolve remote branch %s",
1648 remote_ref->name);
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]1649 if (!repo_has_object_file(the_repository, &remote_ref->old_oid))
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1650 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]1651
1652 /* Remote branch must be an ancestor of remote HEAD */
brian m. carlson8eb94602017-05-06 22:10:03 +0000[diff] [blame]1653 if (!verify_merge_base(&head_oid, remote_ref)) {
J. Bruce Fields00ae8282007-11-02 22:39:44 -0400[diff] [blame]1654 return error("The branch '%s' is not an ancestor "
1655 "of your current HEAD.\n"
1656 "If you are sure you want to delete it,"
1657 " run:\n\t'git http-push -D %s %s'",
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1658 remote_ref->name, repo->url, pattern);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1659 }
1660 }
1661
1662 /* Send delete request */
1663 fprintf(stderr, "Removing remote branch '%s'\n", remote_ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1664 if (dry_run)
1665 return 0;
Jeff King28310182014-06-19 17:24:33 -0400[diff] [blame]1666 url = xstrfmt("%s%s", repo->url, remote_ref->name);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1667 slot = get_active_slot();
1668 slot->results = &results;
Dan McGeeebaaf312011-05-03 23:47:29 +0800[diff] [blame]1669 curl_setup_http_get(slot->curl, url, DAV_DELETE);
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1670 if (start_active_slot(slot)) {
1671 run_active_slot(slot);
1672 free(url);
1673 if (results.curl_result != CURLE_OK)
Pete Wyckoff82247e92012-04-29 20:28:45 -0400[diff] [blame]1674 return error("DELETE request failed (%d/%ld)",
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1675 results.curl_result, results.http_code);
1676 } else {
1677 free(url);
1678 return error("Unable to start DELETE request");
1679 }
1680
1681 return 0;
1682}
1683
Linus Torvalds2af202b2009-06-18 10:28:43 -0700[diff] [blame]1684static void run_request_queue(void)
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1685{
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1686 is_running_queue = 1;
1687 fill_active_slots();
1688 add_fill_function(NULL, fill_active_slot);
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1689 do {
1690 finish_all_active_slots();
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1691 fill_active_slots();
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1692 } while (request_queue_head && !aborted);
1693
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1694 is_running_queue = 0;
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1695}
1696
Jeff King3f2e2292016-07-01 01:58:58 -0400[diff] [blame]1697int cmd_main(int argc, const char **argv)
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1698{
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1699 struct transfer_request *request;
1700 struct transfer_request *next_request;
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1701 struct refspec rs = REFSPEC_INIT_PUSH;
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]1702 struct remote_lock *ref_lock = NULL;
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1703 struct remote_lock *info_ref_lock = NULL;
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1704 int delete_branch = 0;
1705 int force_delete = 0;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1706 int objects_to_send;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1707 int rc = 0;
1708 int i;
Junio C Hamano8c9e7942006-03-21 15:49:05 -0800[diff] [blame]1709 int new_refs;
Jay Soffian454e2022009-02-25 03:32:11 -0500[diff] [blame]1710 struct ref *ref, *local_refs;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1711
René Scharfeca56dad2021-03-13 17:17:22 +0100[diff] [blame]1712 CALLOC_ARRAY(repo, 1);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1713
1714 argv++;
1715 for (i = 1; i < argc; i++, argv++) {
Jeff King3f2e2292016-07-01 01:58:58 -0400[diff] [blame]1716 const char *arg = *argv;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1717
1718 if (*arg == '-') {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1719 if (!strcmp(arg, "--all")) {
Andy Whitcroft28b9d6e2007-11-09 23:32:10 +0000[diff] [blame]1720 push_all = MATCH_REFS_ALL;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1721 continue;
1722 }
1723 if (!strcmp(arg, "--force")) {
1724 force_all = 1;
1725 continue;
1726 }
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]1727 if (!strcmp(arg, "--dry-run")) {
1728 dry_run = 1;
1729 continue;
1730 }
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1731 if (!strcmp(arg, "--helper-status")) {
1732 helper_status = 1;
1733 continue;
1734 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1735 if (!strcmp(arg, "--verbose")) {
1736 push_verbosely = 1;
Tay Ray Chuane9176742009-06-06 16:43:41 +0800[diff] [blame]1737 http_is_verbose = 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1738 continue;
1739 }
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1740 if (!strcmp(arg, "-d")) {
1741 delete_branch = 1;
1742 continue;
1743 }
1744 if (!strcmp(arg, "-D")) {
1745 delete_branch = 1;
1746 force_delete = 1;
1747 continue;
1748 }
Jonathan Nieder548d3462009-11-09 04:47:34 -0600[diff] [blame]1749 if (!strcmp(arg, "-h"))
1750 usage(http_push_usage);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1751 }
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1752 if (!repo->url) {
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1753 char *path = strstr(arg, "//");
Tay Ray Chuan1462d1a2010-11-25 16:21:09 +0800[diff] [blame]1754 str_end_url_with_slash(arg, &repo->url);
1755 repo->path_len = strlen(repo->url);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1756 if (path) {
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1757 repo->path = strchr(path+2, '/');
1758 if (repo->path)
1759 repo->path_len = strlen(repo->path);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1760 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1761 continue;
1762 }
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1763 refspec_appendn(&rs, argv, argc - i);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1764 break;
1765 }
1766
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1767 if (!repo->url)
Nick Hengeveld3e9fabc2005-11-29 09:33:36 -0800[diff] [blame]1768 usage(http_push_usage);
1769
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1770 if (delete_branch && rs.nr != 1)
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1771 die("You must specify only one branch name when deleting a remote branch");
1772
Jonathan Nieder548d3462009-11-09 04:47:34 -0600[diff] [blame]1773 setup_git_directory();
1774
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1775 memset(remote_dir_exists, -1, 256);
Nick Hengeveld0dd276b2005-11-07 11:39:37 -0800[diff] [blame]1776
Jeff Kinga4ddbc32011-12-13 19:11:56 -0500[diff] [blame]1777 http_init(NULL, repo->url, 1);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1778
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1779 is_running_queue = 0;
1780
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1781 /* Verify DAV compliance/lock support */
Nick Hengeveldacf59572005-11-18 11:03:18 -0800[diff] [blame]1782 if (!locking_available()) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1783 rc = 1;
1784 goto cleanup;
1785 }
1786
Jeff King57b235a2009-01-22 01:03:08 -0500[diff] [blame]1787 sigchain_push_common(remove_locks_on_signal);
Clemens Buchacher6a491a12008-05-25 20:27:44 +0200[diff] [blame]1788
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1789 /* Check whether the remote has server info files */
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1790 repo->can_update_info_refs = 0;
1791 repo->has_info_refs = remote_exists("info/refs");
1792 repo->has_info_packs = remote_exists("objects/info/packs");
1793 if (repo->has_info_refs) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1794 info_ref_lock = lock_remote("info/refs", LOCK_TIME);
1795 if (info_ref_lock)
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1796 repo->can_update_info_refs = 1;
Grégoire Barbier9bdbaba2008-01-19 16:22:48 +0100[diff] [blame]1797 else {
Miklos Vajnad5c87cb2009-03-24 02:09:09 +0100[diff] [blame]1798 error("cannot lock existing info/refs");
Grégoire Barbier9bdbaba2008-01-19 16:22:48 +0100[diff] [blame]1799 rc = 1;
1800 goto cleanup;
1801 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1802 }
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1803 if (repo->has_info_packs)
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1804 fetch_indices();
1805
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1806 /* Get a list of all local and remote heads to validate refspecs */
Jay Soffian454e2022009-02-25 03:32:11 -0500[diff] [blame]1807 local_refs = get_local_heads();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1808 fprintf(stderr, "Fetching remote heads...\n");
1809 get_dav_remote_heads();
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1810 run_request_queue();
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1811
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1812 /* Remove a remote branch if -d or -D was specified */
1813 if (delete_branch) {
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1814 const char *branch = rs.items[i].src;
1815 if (delete_remote_branch(branch, force_delete) == -1) {
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1816 fprintf(stderr, "Unable to delete remote branch %s\n",
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1817 branch);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1818 if (helper_status)
Brandon Williams38490dd2018-05-16 15:58:20 -0700[diff] [blame]1819 printf("error %s cannot remove\n", branch);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1820 }
Nick Hengeveld3dfaf7b2006-03-20 10:31:06 -0800[diff] [blame]1821 goto cleanup;
1822 }
1823
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1824 /* match them up */
Brandon Williams5c7ec842018-05-16 15:58:21 -0700[diff] [blame]1825 if (match_push_refs(local_refs, &remote_refs, &rs, push_all)) {
Grégoire Barbier9116de52008-01-19 16:22:47 +0100[diff] [blame]1826 rc = -1;
1827 goto cleanup;
1828 }
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1829 if (!remote_refs) {
1830 fprintf(stderr, "No refs in common and none specified; doing nothing.\n");
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1831 if (helper_status)
1832 printf("error null no match\n");
Grégoire Barbier9116de52008-01-19 16:22:47 +0100[diff] [blame]1833 rc = 0;
1834 goto cleanup;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1835 }
1836
Junio C Hamano8c9e7942006-03-21 15:49:05 -0800[diff] [blame]1837 new_refs = 0;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1838 for (ref = remote_refs; ref; ref = ref->next) {
Ævar Arnfjörð Bjarmasonb78ce332022-04-13 22:01:41 +0200[diff] [blame]1839 struct rev_info revs;
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1840 struct strvec commit_argv = STRVEC_INIT;
Junio C Hamano8c9e7942006-03-21 15:49:05 -0800[diff] [blame]1841
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1842 if (!ref->peer_ref)
1843 continue;
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1844
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1845 if (is_null_oid(&ref->peer_ref->new_oid)) {
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1846 if (delete_remote_branch(ref->name, 1) == -1) {
1847 error("Could not remove %s", ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1848 if (helper_status)
1849 printf("error %s cannot remove\n", ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1850 rc = -4;
1851 }
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1852 else if (helper_status)
1853 printf("ok %s\n", ref->name);
Clemens Buchacher6eaf4062008-02-27 20:27:53 +0100[diff] [blame]1854 new_refs++;
1855 continue;
1856 }
1857
Jeff King4a7e27e2018-08-28 17:22:40 -0400[diff] [blame]1858 if (oideq(&ref->old_oid, &ref->peer_ref->new_oid)) {
Tay Ray Chuanb5e59982010-03-02 18:49:27 +0800[diff] [blame]1859 if (push_verbosely)
Junio C Hamano80bdaba2024-01-12 12:19:10 -0500[diff] [blame]1860 /* stable plumbing output; do not modify or localize */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1861 fprintf(stderr, "'%s': up-to-date\n", ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1862 if (helper_status)
1863 printf("ok %s up to date\n", ref->name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1864 continue;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1865 }
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1866
1867 if (!force_all &&
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1868 !is_null_oid(&ref->old_oid) &&
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1869 !ref->force) {
Ævar Arnfjörð Bjarmasonbc726bd2023-03-28 15:58:50 +0200[diff] [blame]1870 if (!repo_has_object_file(the_repository, &ref->old_oid) ||
brian m. carlson6f3d57b2015-11-10 02:22:25 +0000[diff] [blame]1871 !ref_newer(&ref->peer_ref->new_oid,
1872 &ref->old_oid)) {
J. Bruce Fields00ae8282007-11-02 22:39:44 -0400[diff] [blame]1873 /*
1874 * We do not have the remote ref, or
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1875 * we know that the remote ref is not
1876 * an ancestor of what we are trying to
1877 * push. Either way this can be losing
1878 * commits at the remote end and likely
1879 * we were not up to date to begin with.
1880 */
Junio C Hamano80bdaba2024-01-12 12:19:10 -0500[diff] [blame]1881 /* stable plumbing output; do not modify or localize */
J. Bruce Fields00ae8282007-11-02 22:39:44 -0400[diff] [blame]1882 error("remote '%s' is not an ancestor of\n"
1883 "local '%s'.\n"
1884 "Maybe you are not up-to-date and "
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1885 "need to pull first?",
1886 ref->name,
1887 ref->peer_ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1888 if (helper_status)
1889 printf("error %s non-fast forward\n", ref->name);
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1890 rc = -2;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1891 continue;
1892 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1893 }
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1894 oidcpy(&ref->new_oid, &ref->peer_ref->new_oid);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1895 new_refs++;
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1896
1897 fprintf(stderr, "updating '%s'", ref->name);
1898 if (strcmp(ref->name, ref->peer_ref->name))
1899 fprintf(stderr, " using '%s'", ref->peer_ref->name);
Jeff King2b87d3a2015-09-24 17:08:05 -0400[diff] [blame]1900 fprintf(stderr, "\n from %s\n to %s\n",
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1901 oid_to_hex(&ref->old_oid), oid_to_hex(&ref->new_oid));
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1902 if (dry_run) {
1903 if (helper_status)
1904 printf("ok %s\n", ref->name);
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]1905 continue;
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1906 }
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1907
1908 /* Lock remote branch ref */
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1909 ref_lock = lock_remote(ref->name, LOCK_TIME);
Junio C Hamanoafe8a902022-05-02 09:50:37 -0700[diff] [blame]1910 if (!ref_lock) {
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1911 fprintf(stderr, "Unable to lock remote branch %s\n",
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1912 ref->name);
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1913 if (helper_status)
1914 printf("error %s lock error\n", ref->name);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1915 rc = 1;
1916 continue;
1917 }
1918
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1919 /* Set up revision info for this refspec */
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1920 strvec_push(&commit_argv, ""); /* ignored */
1921 strvec_push(&commit_argv, "--objects");
1922 strvec_push(&commit_argv, oid_to_hex(&ref->new_oid));
brian m. carlsonf4e54d02015-11-10 02:22:20 +0000[diff] [blame]1923 if (!push_all && !is_null_oid(&ref->old_oid))
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1924 strvec_pushf(&commit_argv, "^%s",
Jeff Kingf6d89422020-07-28 16:26:31 -0400[diff] [blame]1925 oid_to_hex(&ref->old_oid));
Nguyễn Thái Ngọc Duy2abf3502018-09-21 17:57:38 +0200[diff] [blame]1926 repo_init_revisions(the_repository, &revs, setup_git_directory());
Jeff Kingd70a9eb2020-07-28 20:37:20 -0400[diff] [blame]1927 setup_revisions(commit_argv.nr, commit_argv.v, &revs, NULL);
Junio C Hamanod633c882008-06-07 11:39:20 -0700[diff] [blame]1928 revs.edge_hint = 0; /* just in case */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1929
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1930 /* Generate a list of objects that need to be pushed */
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1931 pushing = 0;
Martin Koegler3d51e1b2008-02-18 08:31:56 +0100[diff] [blame]1932 if (prepare_revision_walk(&revs))
1933 die("revision walk setup failed");
Derrick Stolee4f6d26b2019-01-16 10:25:58 -0800[diff] [blame]1934 mark_edges_uninteresting(&revs, NULL, 0);
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1935 objects_to_send = get_delta(&revs, ref_lock);
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]1936 finish_all_active_slots();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1937
1938 /* Push missing objects to remote, this would be a
1939 convenient time to pack them first if appropriate. */
1940 pushing = 1;
Nick Hengeveld1a703cb2006-03-10 20:18:33 -0800[diff] [blame]1941 if (objects_to_send)
1942 fprintf(stderr, " sending %d objects\n",
1943 objects_to_send);
Tay Ray Chuan4f662502009-06-06 16:43:27 +0800[diff] [blame]1944
1945 run_request_queue();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1946
1947 /* Update the remote branch if all went well */
brian m. carlson1cb158b2019-02-19 00:05:11 +0000[diff] [blame]1948 if (aborted || !update_remote(&ref->new_oid, ref_lock))
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1949 rc = 1;
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1950
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1951 if (!rc)
1952 fprintf(stderr, " done\n");
Shawn O. Pearceae4efe12009-10-30 17:47:30 -0700[diff] [blame]1953 if (helper_status)
1954 printf("%s %s\n", !rc ? "ok" : "error", ref->name);
Nick Hengeveldaa1dbc92006-03-07 16:13:20 -0800[diff] [blame]1955 unlock_remote(ref_lock);
Nick Hengeveld512d6322006-03-10 20:18:12 -0800[diff] [blame]1956 check_locks();
Jeff Kingef8d7ac2020-07-28 16:24:53 -0400[diff] [blame]1957 strvec_clear(&commit_argv);
Ævar Arnfjörð Bjarmasonb78ce332022-04-13 22:01:41 +0200[diff] [blame]1958 release_revisions(&revs);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1959 }
1960
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1961 /* Update remote server info if appropriate */
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1962 if (repo->has_info_refs && new_refs) {
1963 if (info_ref_lock && repo->can_update_info_refs) {
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1964 fprintf(stderr, "Updating remote server info\n");
Shawn O. Pearcefe5d1d32007-10-16 00:35:22 -0400[diff] [blame]1965 if (!dry_run)
1966 update_remote_info_refs(info_ref_lock);
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1967 } else {
1968 fprintf(stderr, "Unable to update server info\n");
1969 }
1970 }
Nick Hengeveld197e8952006-03-10 20:18:18 -0800[diff] [blame]1971
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1972 cleanup:
Grégoire Barbier9116de52008-01-19 16:22:47 +0100[diff] [blame]1973 if (info_ref_lock)
1974 unlock_remote(info_ref_lock);
Amos King7b5201a2009-03-18 18:43:53 -0500[diff] [blame]1975 free(repo);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1976
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]1977 http_cleanup();
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1978
1979 request = request_queue_head;
1980 while (request != NULL) {
1981 next_request = request->next;
1982 release_request(request);
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1983 request = next_request;
1984 }
1985
Nick Hengeveld58e60dd2005-11-02 11:19:24 -0800[diff] [blame]1986 return rc;
1987}