Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 1 | #include "cache.h" |
| 2 | #include "remote.h" |
| 3 | #include "strbuf.h" |
| 4 | #include "walker.h" |
| 5 | #include "http.h" |
Björn Steinbrink | d01a8e3 | 2009-10-14 00:11:09 +0200 | [diff] [blame] | 6 | #include "exec_cmd.h" |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 7 | #include "run-command.h" |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 8 | #include "pkt-line.h" |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 9 | #include "sideband.h" |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 10 | |
Shawn O. Pearce | 37a8768 | 2009-10-30 17:47:26 -0700 | [diff] [blame] | 11 | static struct remote *remote; |
Tay Ray Chuan | d8fab07 | 2010-04-08 10:15:18 +0800 | [diff] [blame] | 12 | static const char *url; /* always ends with a trailing slash */ |
Shawn O. Pearce | 37a8768 | 2009-10-30 17:47:26 -0700 | [diff] [blame] | 13 | |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 14 | struct options { |
| 15 | int verbosity; |
| 16 | unsigned long depth; |
| 17 | unsigned progress : 1, |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 18 | followtags : 1, |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 19 | dry_run : 1, |
| 20 | thin : 1; |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 21 | }; |
| 22 | static struct options options; |
| 23 | |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 24 | static int set_option(const char *name, const char *value) |
| 25 | { |
| 26 | if (!strcmp(name, "verbosity")) { |
| 27 | char *end; |
| 28 | int v = strtol(value, &end, 10); |
| 29 | if (value == end || *end) |
| 30 | return -1; |
| 31 | options.verbosity = v; |
| 32 | return 0; |
| 33 | } |
| 34 | else if (!strcmp(name, "progress")) { |
| 35 | if (!strcmp(value, "true")) |
| 36 | options.progress = 1; |
| 37 | else if (!strcmp(value, "false")) |
| 38 | options.progress = 0; |
| 39 | else |
| 40 | return -1; |
Shawn O. Pearce | 249b200 | 2009-10-30 17:47:42 -0700 | [diff] [blame] | 41 | return 0; |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 42 | } |
| 43 | else if (!strcmp(name, "depth")) { |
| 44 | char *end; |
| 45 | unsigned long v = strtoul(value, &end, 10); |
| 46 | if (value == end || *end) |
| 47 | return -1; |
| 48 | options.depth = v; |
Shawn O. Pearce | 249b200 | 2009-10-30 17:47:42 -0700 | [diff] [blame] | 49 | return 0; |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 50 | } |
| 51 | else if (!strcmp(name, "followtags")) { |
| 52 | if (!strcmp(value, "true")) |
| 53 | options.followtags = 1; |
| 54 | else if (!strcmp(value, "false")) |
| 55 | options.followtags = 0; |
| 56 | else |
| 57 | return -1; |
Shawn O. Pearce | 249b200 | 2009-10-30 17:47:42 -0700 | [diff] [blame] | 58 | return 0; |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 59 | } |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 60 | else if (!strcmp(name, "dry-run")) { |
| 61 | if (!strcmp(value, "true")) |
| 62 | options.dry_run = 1; |
| 63 | else if (!strcmp(value, "false")) |
| 64 | options.dry_run = 0; |
| 65 | else |
| 66 | return -1; |
| 67 | return 0; |
| 68 | } |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 69 | else { |
| 70 | return 1 /* unsupported */; |
| 71 | } |
| 72 | } |
| 73 | |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 74 | struct discovery { |
| 75 | const char *service; |
| 76 | char *buf_alloc; |
| 77 | char *buf; |
| 78 | size_t len; |
| 79 | unsigned proto_git : 1; |
| 80 | }; |
| 81 | static struct discovery *last_discovery; |
| 82 | |
| 83 | static void free_discovery(struct discovery *d) |
| 84 | { |
| 85 | if (d) { |
| 86 | if (d == last_discovery) |
| 87 | last_discovery = NULL; |
| 88 | free(d->buf_alloc); |
| 89 | free(d); |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | static struct discovery* discover_refs(const char *service) |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 94 | { |
| 95 | struct strbuf buffer = STRBUF_INIT; |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 96 | struct discovery *last = last_discovery; |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 97 | char *refs_url; |
Tay Ray Chuan | 703e6e7 | 2010-01-21 22:41:00 +0800 | [diff] [blame] | 98 | int http_ret, is_http = 0, proto_git_candidate = 1; |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 99 | |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 100 | if (last && !strcmp(service, last->service)) |
| 101 | return last; |
| 102 | free_discovery(last); |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 103 | |
Tay Ray Chuan | d8fab07 | 2010-04-08 10:15:18 +0800 | [diff] [blame] | 104 | strbuf_addf(&buffer, "%sinfo/refs", url); |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 105 | if (!prefixcmp(url, "http://") || !prefixcmp(url, "https://")) { |
| 106 | is_http = 1; |
| 107 | if (!strchr(url, '?')) |
| 108 | strbuf_addch(&buffer, '?'); |
| 109 | else |
| 110 | strbuf_addch(&buffer, '&'); |
| 111 | strbuf_addf(&buffer, "service=%s", service); |
| 112 | } |
| 113 | refs_url = strbuf_detach(&buffer, NULL); |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 114 | |
| 115 | http_ret = http_get_strbuf(refs_url, &buffer, HTTP_NO_CACHE); |
Tay Ray Chuan | 703e6e7 | 2010-01-21 22:41:00 +0800 | [diff] [blame] | 116 | |
| 117 | /* try again with "plain" url (no ? or & appended) */ |
| 118 | if (http_ret != HTTP_OK) { |
| 119 | free(refs_url); |
| 120 | strbuf_reset(&buffer); |
| 121 | |
| 122 | proto_git_candidate = 0; |
Tay Ray Chuan | d8fab07 | 2010-04-08 10:15:18 +0800 | [diff] [blame] | 123 | strbuf_addf(&buffer, "%sinfo/refs", url); |
Tay Ray Chuan | 703e6e7 | 2010-01-21 22:41:00 +0800 | [diff] [blame] | 124 | refs_url = strbuf_detach(&buffer, NULL); |
| 125 | |
| 126 | http_ret = http_get_strbuf(refs_url, &buffer, HTTP_NO_CACHE); |
| 127 | } |
| 128 | |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 129 | switch (http_ret) { |
| 130 | case HTTP_OK: |
| 131 | break; |
| 132 | case HTTP_MISSING_TARGET: |
| 133 | die("%s not found: did you run git update-server-info on the" |
| 134 | " server?", refs_url); |
Scott Chacon | 42653c0 | 2010-04-01 15:14:35 -0700 | [diff] [blame] | 135 | case HTTP_NOAUTH: |
| 136 | die("Authentication failed"); |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 137 | default: |
| 138 | http_error(refs_url, http_ret); |
| 139 | die("HTTP request failed"); |
| 140 | } |
| 141 | |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 142 | last= xcalloc(1, sizeof(*last_discovery)); |
| 143 | last->service = service; |
| 144 | last->buf_alloc = strbuf_detach(&buffer, &last->len); |
| 145 | last->buf = last->buf_alloc; |
| 146 | |
Tay Ray Chuan | 703e6e7 | 2010-01-21 22:41:00 +0800 | [diff] [blame] | 147 | if (is_http && proto_git_candidate |
| 148 | && 5 <= last->len && last->buf[4] == '#') { |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 149 | /* smart HTTP response; validate that the service |
| 150 | * pkt-line matches our request. |
| 151 | */ |
| 152 | struct strbuf exp = STRBUF_INIT; |
| 153 | |
| 154 | if (packet_get_line(&buffer, &last->buf, &last->len) <= 0) |
| 155 | die("%s has invalid packet header", refs_url); |
| 156 | if (buffer.len && buffer.buf[buffer.len - 1] == '\n') |
| 157 | strbuf_setlen(&buffer, buffer.len - 1); |
| 158 | |
| 159 | strbuf_addf(&exp, "# service=%s", service); |
| 160 | if (strbuf_cmp(&exp, &buffer)) |
| 161 | die("invalid server response; got '%s'", buffer.buf); |
| 162 | strbuf_release(&exp); |
| 163 | |
| 164 | /* The header can include additional metadata lines, up |
| 165 | * until a packet flush marker. Ignore these now, but |
| 166 | * in the future we might start to scan them. |
| 167 | */ |
| 168 | strbuf_reset(&buffer); |
| 169 | while (packet_get_line(&buffer, &last->buf, &last->len) > 0) |
| 170 | strbuf_reset(&buffer); |
| 171 | |
| 172 | last->proto_git = 1; |
| 173 | } |
| 174 | |
| 175 | free(refs_url); |
| 176 | strbuf_release(&buffer); |
| 177 | last_discovery = last; |
| 178 | return last; |
| 179 | } |
| 180 | |
Erik Faye-Lund | ae6a560 | 2010-02-05 12:57:38 -0800 | [diff] [blame] | 181 | static int write_discovery(int in, int out, void *data) |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 182 | { |
| 183 | struct discovery *heads = data; |
| 184 | int err = 0; |
Erik Faye-Lund | ae6a560 | 2010-02-05 12:57:38 -0800 | [diff] [blame] | 185 | if (write_in_full(out, heads->buf, heads->len) != heads->len) |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 186 | err = 1; |
Erik Faye-Lund | ae6a560 | 2010-02-05 12:57:38 -0800 | [diff] [blame] | 187 | close(out); |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 188 | return err; |
| 189 | } |
| 190 | |
| 191 | static struct ref *parse_git_refs(struct discovery *heads) |
| 192 | { |
| 193 | struct ref *list = NULL; |
| 194 | struct async async; |
| 195 | |
| 196 | memset(&async, 0, sizeof(async)); |
| 197 | async.proc = write_discovery; |
| 198 | async.data = heads; |
Erik Faye-Lund | ae6a560 | 2010-02-05 12:57:38 -0800 | [diff] [blame] | 199 | async.out = -1; |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 200 | |
| 201 | if (start_async(&async)) |
| 202 | die("cannot start thread to parse advertised refs"); |
| 203 | get_remote_heads(async.out, &list, 0, NULL, 0, NULL); |
| 204 | close(async.out); |
| 205 | if (finish_async(&async)) |
| 206 | die("ref parsing thread failed"); |
| 207 | return list; |
| 208 | } |
| 209 | |
| 210 | static struct ref *parse_info_refs(struct discovery *heads) |
| 211 | { |
| 212 | char *data, *start, *mid; |
| 213 | char *ref_name; |
| 214 | int i = 0; |
| 215 | |
| 216 | struct ref *refs = NULL; |
| 217 | struct ref *ref = NULL; |
| 218 | struct ref *last_ref = NULL; |
| 219 | |
| 220 | data = heads->buf; |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 221 | start = NULL; |
| 222 | mid = data; |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 223 | while (i < heads->len) { |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 224 | if (!start) { |
| 225 | start = &data[i]; |
| 226 | } |
| 227 | if (data[i] == '\t') |
| 228 | mid = &data[i]; |
| 229 | if (data[i] == '\n') { |
| 230 | data[i] = 0; |
| 231 | ref_name = mid + 1; |
| 232 | ref = xmalloc(sizeof(struct ref) + |
| 233 | strlen(ref_name) + 1); |
| 234 | memset(ref, 0, sizeof(struct ref)); |
| 235 | strcpy(ref->name, ref_name); |
| 236 | get_sha1_hex(start, ref->old_sha1); |
| 237 | if (!refs) |
| 238 | refs = ref; |
| 239 | if (last_ref) |
| 240 | last_ref->next = ref; |
| 241 | last_ref = ref; |
| 242 | start = NULL; |
| 243 | } |
| 244 | i++; |
| 245 | } |
| 246 | |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 247 | ref = alloc_ref("HEAD"); |
Tay Ray Chuan | aec4975 | 2010-03-02 18:49:30 +0800 | [diff] [blame] | 248 | if (!http_fetch_ref(url, ref) && |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 249 | !resolve_remote_symref(ref, refs)) { |
| 250 | ref->next = refs; |
| 251 | refs = ref; |
| 252 | } else { |
| 253 | free(ref); |
| 254 | } |
| 255 | |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 256 | return refs; |
| 257 | } |
| 258 | |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 259 | static struct ref *get_refs(int for_push) |
| 260 | { |
| 261 | struct discovery *heads; |
| 262 | |
| 263 | if (for_push) |
| 264 | heads = discover_refs("git-receive-pack"); |
| 265 | else |
| 266 | heads = discover_refs("git-upload-pack"); |
| 267 | |
| 268 | if (heads->proto_git) |
| 269 | return parse_git_refs(heads); |
| 270 | return parse_info_refs(heads); |
| 271 | } |
| 272 | |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 273 | static void output_refs(struct ref *refs) |
| 274 | { |
| 275 | struct ref *posn; |
| 276 | for (posn = refs; posn; posn = posn->next) { |
| 277 | if (posn->symref) |
| 278 | printf("@%s %s\n", posn->symref, posn->name); |
| 279 | else |
| 280 | printf("%s %s\n", sha1_to_hex(posn->old_sha1), posn->name); |
| 281 | } |
| 282 | printf("\n"); |
| 283 | fflush(stdout); |
| 284 | free_refs(refs); |
| 285 | } |
| 286 | |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 287 | struct rpc_state { |
| 288 | const char *service_name; |
| 289 | const char **argv; |
| 290 | char *service_url; |
| 291 | char *hdr_content_type; |
| 292 | char *hdr_accept; |
| 293 | char *buf; |
| 294 | size_t alloc; |
| 295 | size_t len; |
| 296 | size_t pos; |
| 297 | int in; |
| 298 | int out; |
| 299 | struct strbuf result; |
Shawn O. Pearce | b853860 | 2009-10-30 17:47:43 -0700 | [diff] [blame] | 300 | unsigned gzip_request : 1; |
Martin Storsjö | 6c81a99 | 2009-12-01 12:33:39 +0200 | [diff] [blame] | 301 | unsigned initial_buffer : 1; |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 302 | }; |
| 303 | |
| 304 | static size_t rpc_out(void *ptr, size_t eltsize, |
| 305 | size_t nmemb, void *buffer_) |
| 306 | { |
| 307 | size_t max = eltsize * nmemb; |
| 308 | struct rpc_state *rpc = buffer_; |
| 309 | size_t avail = rpc->len - rpc->pos; |
| 310 | |
| 311 | if (!avail) { |
Martin Storsjö | 6c81a99 | 2009-12-01 12:33:39 +0200 | [diff] [blame] | 312 | rpc->initial_buffer = 0; |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 313 | avail = packet_read_line(rpc->out, rpc->buf, rpc->alloc); |
| 314 | if (!avail) |
| 315 | return 0; |
| 316 | rpc->pos = 0; |
| 317 | rpc->len = avail; |
| 318 | } |
| 319 | |
Tay Ray Chuan | 4831060 | 2009-11-24 10:31:30 +0800 | [diff] [blame] | 320 | if (max < avail) |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 321 | avail = max; |
| 322 | memcpy(ptr, rpc->buf + rpc->pos, avail); |
| 323 | rpc->pos += avail; |
| 324 | return avail; |
| 325 | } |
| 326 | |
Martin Storsjö | 6c81a99 | 2009-12-01 12:33:39 +0200 | [diff] [blame] | 327 | #ifndef NO_CURL_IOCTL |
Junio C Hamano | 5092d3e | 2010-01-11 22:30:36 -0800 | [diff] [blame] | 328 | static curlioerr rpc_ioctl(CURL *handle, int cmd, void *clientp) |
Martin Storsjö | 6c81a99 | 2009-12-01 12:33:39 +0200 | [diff] [blame] | 329 | { |
| 330 | struct rpc_state *rpc = clientp; |
| 331 | |
| 332 | switch (cmd) { |
| 333 | case CURLIOCMD_NOP: |
| 334 | return CURLIOE_OK; |
| 335 | |
| 336 | case CURLIOCMD_RESTARTREAD: |
| 337 | if (rpc->initial_buffer) { |
| 338 | rpc->pos = 0; |
| 339 | return CURLIOE_OK; |
| 340 | } |
| 341 | fprintf(stderr, "Unable to rewind rpc post data - try increasing http.postBuffer\n"); |
| 342 | return CURLIOE_FAILRESTART; |
| 343 | |
| 344 | default: |
| 345 | return CURLIOE_UNKNOWNCMD; |
| 346 | } |
| 347 | } |
| 348 | #endif |
| 349 | |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 350 | static size_t rpc_in(const void *ptr, size_t eltsize, |
| 351 | size_t nmemb, void *buffer_) |
| 352 | { |
| 353 | size_t size = eltsize * nmemb; |
| 354 | struct rpc_state *rpc = buffer_; |
| 355 | write_or_die(rpc->in, ptr, size); |
| 356 | return size; |
| 357 | } |
| 358 | |
Shawn O. Pearce | 206b099 | 2011-02-15 08:57:24 -0800 | [diff] [blame] | 359 | static int run_slot(struct active_request_slot *slot) |
| 360 | { |
| 361 | int err = 0; |
| 362 | struct slot_results results; |
| 363 | |
| 364 | slot->results = &results; |
| 365 | slot->curl_result = curl_easy_perform(slot->curl); |
| 366 | finish_active_slot(slot); |
| 367 | |
| 368 | if (results.curl_result != CURLE_OK) { |
| 369 | err |= error("RPC failed; result=%d, HTTP code = %ld", |
| 370 | results.curl_result, results.http_code); |
| 371 | } |
| 372 | |
| 373 | return err; |
| 374 | } |
| 375 | |
| 376 | static int probe_rpc(struct rpc_state *rpc) |
| 377 | { |
| 378 | struct active_request_slot *slot; |
| 379 | struct curl_slist *headers = NULL; |
| 380 | struct strbuf buf = STRBUF_INIT; |
| 381 | int err; |
| 382 | |
| 383 | slot = get_active_slot(); |
| 384 | |
| 385 | headers = curl_slist_append(headers, rpc->hdr_content_type); |
| 386 | headers = curl_slist_append(headers, rpc->hdr_accept); |
| 387 | |
| 388 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); |
| 389 | curl_easy_setopt(slot->curl, CURLOPT_POST, 1); |
| 390 | curl_easy_setopt(slot->curl, CURLOPT_URL, rpc->service_url); |
| 391 | curl_easy_setopt(slot->curl, CURLOPT_ENCODING, ""); |
| 392 | curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDS, "0000"); |
| 393 | curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDSIZE, 4); |
| 394 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, headers); |
| 395 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); |
| 396 | curl_easy_setopt(slot->curl, CURLOPT_FILE, &buf); |
| 397 | |
| 398 | err = run_slot(slot); |
| 399 | |
| 400 | curl_slist_free_all(headers); |
| 401 | strbuf_release(&buf); |
| 402 | return err; |
| 403 | } |
| 404 | |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 405 | static int post_rpc(struct rpc_state *rpc) |
| 406 | { |
| 407 | struct active_request_slot *slot; |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 408 | struct curl_slist *headers = NULL; |
Shawn O. Pearce | b853860 | 2009-10-30 17:47:43 -0700 | [diff] [blame] | 409 | int use_gzip = rpc->gzip_request; |
| 410 | char *gzip_body = NULL; |
Shawn O. Pearce | 206b099 | 2011-02-15 08:57:24 -0800 | [diff] [blame] | 411 | int err, large_request = 0; |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 412 | |
| 413 | /* Try to load the entire request, if we can fit it into the |
| 414 | * allocated buffer space we can use HTTP/1.0 and avoid the |
| 415 | * chunked encoding mess. |
| 416 | */ |
| 417 | while (1) { |
| 418 | size_t left = rpc->alloc - rpc->len; |
| 419 | char *buf = rpc->buf + rpc->len; |
| 420 | int n; |
| 421 | |
| 422 | if (left < LARGE_PACKET_MAX) { |
| 423 | large_request = 1; |
Shawn O. Pearce | b853860 | 2009-10-30 17:47:43 -0700 | [diff] [blame] | 424 | use_gzip = 0; |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 425 | break; |
| 426 | } |
| 427 | |
| 428 | n = packet_read_line(rpc->out, buf, left); |
| 429 | if (!n) |
| 430 | break; |
| 431 | rpc->len += n; |
| 432 | } |
| 433 | |
Shawn O. Pearce | 206b099 | 2011-02-15 08:57:24 -0800 | [diff] [blame] | 434 | if (large_request) { |
| 435 | err = probe_rpc(rpc); |
| 436 | if (err) |
| 437 | return err; |
| 438 | } |
| 439 | |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 440 | slot = get_active_slot(); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 441 | |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 442 | curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); |
Martin Storsjö | d21f979 | 2009-11-23 11:03:28 +0800 | [diff] [blame] | 443 | curl_easy_setopt(slot->curl, CURLOPT_POST, 1); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 444 | curl_easy_setopt(slot->curl, CURLOPT_URL, rpc->service_url); |
Shawn O. Pearce | b853860 | 2009-10-30 17:47:43 -0700 | [diff] [blame] | 445 | curl_easy_setopt(slot->curl, CURLOPT_ENCODING, ""); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 446 | |
| 447 | headers = curl_slist_append(headers, rpc->hdr_content_type); |
| 448 | headers = curl_slist_append(headers, rpc->hdr_accept); |
Shawn O. Pearce | 959dfcf | 2011-03-14 11:28:17 -0700 | [diff] [blame] | 449 | headers = curl_slist_append(headers, "Expect:"); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 450 | |
| 451 | if (large_request) { |
| 452 | /* The request body is large and the size cannot be predicted. |
| 453 | * We must use chunked encoding to send it. |
| 454 | */ |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 455 | headers = curl_slist_append(headers, "Transfer-Encoding: chunked"); |
Martin Storsjö | 6c81a99 | 2009-12-01 12:33:39 +0200 | [diff] [blame] | 456 | rpc->initial_buffer = 1; |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 457 | curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, rpc_out); |
| 458 | curl_easy_setopt(slot->curl, CURLOPT_INFILE, rpc); |
Martin Storsjö | 6c81a99 | 2009-12-01 12:33:39 +0200 | [diff] [blame] | 459 | #ifndef NO_CURL_IOCTL |
| 460 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, rpc_ioctl); |
| 461 | curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, rpc); |
| 462 | #endif |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 463 | if (options.verbosity > 1) { |
| 464 | fprintf(stderr, "POST %s (chunked)\n", rpc->service_name); |
| 465 | fflush(stderr); |
| 466 | } |
| 467 | |
Shawn O. Pearce | b853860 | 2009-10-30 17:47:43 -0700 | [diff] [blame] | 468 | } else if (use_gzip && 1024 < rpc->len) { |
| 469 | /* The client backend isn't giving us compressed data so |
| 470 | * we can try to deflate it ourselves, this may save on. |
| 471 | * the transfer time. |
| 472 | */ |
| 473 | size_t size; |
| 474 | z_stream stream; |
| 475 | int ret; |
| 476 | |
| 477 | memset(&stream, 0, sizeof(stream)); |
| 478 | ret = deflateInit2(&stream, Z_BEST_COMPRESSION, |
| 479 | Z_DEFLATED, (15 + 16), |
| 480 | 8, Z_DEFAULT_STRATEGY); |
| 481 | if (ret != Z_OK) |
| 482 | die("cannot deflate request; zlib init error %d", ret); |
| 483 | size = deflateBound(&stream, rpc->len); |
| 484 | gzip_body = xmalloc(size); |
| 485 | |
| 486 | stream.next_in = (unsigned char *)rpc->buf; |
| 487 | stream.avail_in = rpc->len; |
| 488 | stream.next_out = (unsigned char *)gzip_body; |
| 489 | stream.avail_out = size; |
| 490 | |
| 491 | ret = deflate(&stream, Z_FINISH); |
| 492 | if (ret != Z_STREAM_END) |
| 493 | die("cannot deflate request; zlib deflate error %d", ret); |
| 494 | |
| 495 | ret = deflateEnd(&stream); |
| 496 | if (ret != Z_OK) |
| 497 | die("cannot deflate request; zlib end error %d", ret); |
| 498 | |
| 499 | size = stream.total_out; |
| 500 | |
| 501 | headers = curl_slist_append(headers, "Content-Encoding: gzip"); |
| 502 | curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDS, gzip_body); |
| 503 | curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDSIZE, size); |
| 504 | |
| 505 | if (options.verbosity > 1) { |
| 506 | fprintf(stderr, "POST %s (gzip %lu to %lu bytes)\n", |
| 507 | rpc->service_name, |
| 508 | (unsigned long)rpc->len, (unsigned long)size); |
| 509 | fflush(stderr); |
| 510 | } |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 511 | } else { |
| 512 | /* We know the complete request size in advance, use the |
| 513 | * more normal Content-Length approach. |
| 514 | */ |
| 515 | curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDS, rpc->buf); |
| 516 | curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDSIZE, rpc->len); |
| 517 | if (options.verbosity > 1) { |
| 518 | fprintf(stderr, "POST %s (%lu bytes)\n", |
| 519 | rpc->service_name, (unsigned long)rpc->len); |
| 520 | fflush(stderr); |
| 521 | } |
| 522 | } |
| 523 | |
| 524 | curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, headers); |
| 525 | curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, rpc_in); |
| 526 | curl_easy_setopt(slot->curl, CURLOPT_FILE, rpc); |
| 527 | |
Shawn O. Pearce | 206b099 | 2011-02-15 08:57:24 -0800 | [diff] [blame] | 528 | err = run_slot(slot); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 529 | |
| 530 | curl_slist_free_all(headers); |
Shawn O. Pearce | b853860 | 2009-10-30 17:47:43 -0700 | [diff] [blame] | 531 | free(gzip_body); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 532 | return err; |
| 533 | } |
| 534 | |
| 535 | static int rpc_service(struct rpc_state *rpc, struct discovery *heads) |
| 536 | { |
| 537 | const char *svc = rpc->service_name; |
| 538 | struct strbuf buf = STRBUF_INIT; |
| 539 | struct child_process client; |
| 540 | int err = 0; |
| 541 | |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 542 | memset(&client, 0, sizeof(client)); |
| 543 | client.in = -1; |
| 544 | client.out = -1; |
| 545 | client.git_cmd = 1; |
| 546 | client.argv = rpc->argv; |
| 547 | if (start_command(&client)) |
| 548 | exit(1); |
| 549 | if (heads) |
| 550 | write_or_die(client.in, heads->buf, heads->len); |
| 551 | |
| 552 | rpc->alloc = http_post_buffer; |
| 553 | rpc->buf = xmalloc(rpc->alloc); |
| 554 | rpc->in = client.in; |
| 555 | rpc->out = client.out; |
| 556 | strbuf_init(&rpc->result, 0); |
| 557 | |
Tay Ray Chuan | d8fab07 | 2010-04-08 10:15:18 +0800 | [diff] [blame] | 558 | strbuf_addf(&buf, "%s%s", url, svc); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 559 | rpc->service_url = strbuf_detach(&buf, NULL); |
| 560 | |
| 561 | strbuf_addf(&buf, "Content-Type: application/x-%s-request", svc); |
| 562 | rpc->hdr_content_type = strbuf_detach(&buf, NULL); |
| 563 | |
Shawn O. Pearce | 8efa5f6 | 2010-01-12 09:54:04 -0800 | [diff] [blame] | 564 | strbuf_addf(&buf, "Accept: application/x-%s-result", svc); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 565 | rpc->hdr_accept = strbuf_detach(&buf, NULL); |
| 566 | |
| 567 | while (!err) { |
| 568 | int n = packet_read_line(rpc->out, rpc->buf, rpc->alloc); |
| 569 | if (!n) |
| 570 | break; |
| 571 | rpc->pos = 0; |
| 572 | rpc->len = n; |
| 573 | err |= post_rpc(rpc); |
| 574 | } |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 575 | |
| 576 | close(client.in); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 577 | client.in = -1; |
Shawn O. Pearce | b4ee10f | 2010-08-06 14:19:44 -0700 | [diff] [blame] | 578 | strbuf_read(&rpc->result, client.out, 0); |
| 579 | |
| 580 | close(client.out); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 581 | client.out = -1; |
| 582 | |
| 583 | err |= finish_command(&client); |
| 584 | free(rpc->service_url); |
| 585 | free(rpc->hdr_content_type); |
| 586 | free(rpc->hdr_accept); |
| 587 | free(rpc->buf); |
| 588 | strbuf_release(&buf); |
| 589 | return err; |
| 590 | } |
| 591 | |
Shawn O. Pearce | 292ce46 | 2009-10-30 17:47:28 -0700 | [diff] [blame] | 592 | static int fetch_dumb(int nr_heads, struct ref **to_fetch) |
| 593 | { |
Tay Ray Chuan | 26e1e0b | 2010-03-02 18:49:31 +0800 | [diff] [blame] | 594 | struct walker *walker; |
Shawn O. Pearce | 292ce46 | 2009-10-30 17:47:28 -0700 | [diff] [blame] | 595 | char **targets = xmalloc(nr_heads * sizeof(char*)); |
| 596 | int ret, i; |
| 597 | |
Shawn O. Pearce | 249b200 | 2009-10-30 17:47:42 -0700 | [diff] [blame] | 598 | if (options.depth) |
| 599 | die("dumb http transport does not support --depth"); |
Shawn O. Pearce | 292ce46 | 2009-10-30 17:47:28 -0700 | [diff] [blame] | 600 | for (i = 0; i < nr_heads; i++) |
| 601 | targets[i] = xstrdup(sha1_to_hex(to_fetch[i]->old_sha1)); |
| 602 | |
Tay Ray Chuan | 26e1e0b | 2010-03-02 18:49:31 +0800 | [diff] [blame] | 603 | walker = get_http_walker(url); |
Shawn O. Pearce | 292ce46 | 2009-10-30 17:47:28 -0700 | [diff] [blame] | 604 | walker->get_all = 1; |
| 605 | walker->get_tree = 1; |
| 606 | walker->get_history = 1; |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 607 | walker->get_verbosely = options.verbosity >= 3; |
Shawn O. Pearce | 292ce46 | 2009-10-30 17:47:28 -0700 | [diff] [blame] | 608 | walker->get_recover = 0; |
| 609 | ret = walker_fetch(walker, nr_heads, targets, NULL, NULL); |
Tay Ray Chuan | 26e1e0b | 2010-03-02 18:49:31 +0800 | [diff] [blame] | 610 | walker_free(walker); |
Shawn O. Pearce | 292ce46 | 2009-10-30 17:47:28 -0700 | [diff] [blame] | 611 | |
| 612 | for (i = 0; i < nr_heads; i++) |
| 613 | free(targets[i]); |
| 614 | free(targets); |
| 615 | |
| 616 | return ret ? error("Fetch failed.") : 0; |
| 617 | } |
| 618 | |
Shawn O. Pearce | 249b200 | 2009-10-30 17:47:42 -0700 | [diff] [blame] | 619 | static int fetch_git(struct discovery *heads, |
| 620 | int nr_heads, struct ref **to_fetch) |
| 621 | { |
| 622 | struct rpc_state rpc; |
| 623 | char *depth_arg = NULL; |
| 624 | const char **argv; |
| 625 | int argc = 0, i, err; |
| 626 | |
| 627 | argv = xmalloc((15 + nr_heads) * sizeof(char*)); |
| 628 | argv[argc++] = "fetch-pack"; |
| 629 | argv[argc++] = "--stateless-rpc"; |
| 630 | argv[argc++] = "--lock-pack"; |
| 631 | if (options.followtags) |
| 632 | argv[argc++] = "--include-tag"; |
| 633 | if (options.thin) |
| 634 | argv[argc++] = "--thin"; |
| 635 | if (options.verbosity >= 3) { |
| 636 | argv[argc++] = "-v"; |
| 637 | argv[argc++] = "-v"; |
| 638 | } |
| 639 | if (!options.progress) |
| 640 | argv[argc++] = "--no-progress"; |
| 641 | if (options.depth) { |
| 642 | struct strbuf buf = STRBUF_INIT; |
| 643 | strbuf_addf(&buf, "--depth=%lu", options.depth); |
| 644 | depth_arg = strbuf_detach(&buf, NULL); |
| 645 | argv[argc++] = depth_arg; |
| 646 | } |
| 647 | argv[argc++] = url; |
| 648 | for (i = 0; i < nr_heads; i++) { |
| 649 | struct ref *ref = to_fetch[i]; |
| 650 | if (!ref->name || !*ref->name) |
| 651 | die("cannot fetch by sha1 over smart http"); |
| 652 | argv[argc++] = ref->name; |
| 653 | } |
| 654 | argv[argc++] = NULL; |
| 655 | |
| 656 | memset(&rpc, 0, sizeof(rpc)); |
| 657 | rpc.service_name = "git-upload-pack", |
| 658 | rpc.argv = argv; |
Shawn O. Pearce | b853860 | 2009-10-30 17:47:43 -0700 | [diff] [blame] | 659 | rpc.gzip_request = 1; |
Shawn O. Pearce | 249b200 | 2009-10-30 17:47:42 -0700 | [diff] [blame] | 660 | |
| 661 | err = rpc_service(&rpc, heads); |
| 662 | if (rpc.result.len) |
| 663 | safe_write(1, rpc.result.buf, rpc.result.len); |
| 664 | strbuf_release(&rpc.result); |
| 665 | free(argv); |
| 666 | free(depth_arg); |
| 667 | return err; |
| 668 | } |
| 669 | |
| 670 | static int fetch(int nr_heads, struct ref **to_fetch) |
| 671 | { |
| 672 | struct discovery *d = discover_refs("git-upload-pack"); |
| 673 | if (d->proto_git) |
| 674 | return fetch_git(d, nr_heads, to_fetch); |
| 675 | else |
| 676 | return fetch_dumb(nr_heads, to_fetch); |
| 677 | } |
| 678 | |
Shawn O. Pearce | 292ce46 | 2009-10-30 17:47:28 -0700 | [diff] [blame] | 679 | static void parse_fetch(struct strbuf *buf) |
| 680 | { |
| 681 | struct ref **to_fetch = NULL; |
| 682 | struct ref *list_head = NULL; |
| 683 | struct ref **list = &list_head; |
| 684 | int alloc_heads = 0, nr_heads = 0; |
| 685 | |
| 686 | do { |
| 687 | if (!prefixcmp(buf->buf, "fetch ")) { |
| 688 | char *p = buf->buf + strlen("fetch "); |
| 689 | char *name; |
| 690 | struct ref *ref; |
| 691 | unsigned char old_sha1[20]; |
| 692 | |
| 693 | if (strlen(p) < 40 || get_sha1_hex(p, old_sha1)) |
| 694 | die("protocol error: expected sha/ref, got %s'", p); |
| 695 | if (p[40] == ' ') |
| 696 | name = p + 41; |
| 697 | else if (!p[40]) |
| 698 | name = ""; |
| 699 | else |
| 700 | die("protocol error: expected sha/ref, got %s'", p); |
| 701 | |
| 702 | ref = alloc_ref(name); |
| 703 | hashcpy(ref->old_sha1, old_sha1); |
| 704 | |
| 705 | *list = ref; |
| 706 | list = &ref->next; |
| 707 | |
| 708 | ALLOC_GROW(to_fetch, nr_heads + 1, alloc_heads); |
| 709 | to_fetch[nr_heads++] = ref; |
| 710 | } |
| 711 | else |
| 712 | die("http transport does not support %s", buf->buf); |
| 713 | |
| 714 | strbuf_reset(buf); |
| 715 | if (strbuf_getline(buf, stdin, '\n') == EOF) |
| 716 | return; |
| 717 | if (!*buf->buf) |
| 718 | break; |
| 719 | } while (1); |
| 720 | |
Shawn O. Pearce | 249b200 | 2009-10-30 17:47:42 -0700 | [diff] [blame] | 721 | if (fetch(nr_heads, to_fetch)) |
Shawn O. Pearce | 292ce46 | 2009-10-30 17:47:28 -0700 | [diff] [blame] | 722 | exit(128); /* error already reported */ |
| 723 | free_refs(list_head); |
| 724 | free(to_fetch); |
| 725 | |
| 726 | printf("\n"); |
| 727 | fflush(stdout); |
| 728 | strbuf_reset(buf); |
| 729 | } |
| 730 | |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 731 | static int push_dav(int nr_spec, char **specs) |
| 732 | { |
| 733 | const char **argv = xmalloc((10 + nr_spec) * sizeof(char*)); |
| 734 | int argc = 0, i; |
| 735 | |
| 736 | argv[argc++] = "http-push"; |
| 737 | argv[argc++] = "--helper-status"; |
| 738 | if (options.dry_run) |
| 739 | argv[argc++] = "--dry-run"; |
| 740 | if (options.verbosity > 1) |
| 741 | argv[argc++] = "--verbose"; |
| 742 | argv[argc++] = url; |
| 743 | for (i = 0; i < nr_spec; i++) |
| 744 | argv[argc++] = specs[i]; |
| 745 | argv[argc++] = NULL; |
| 746 | |
| 747 | if (run_command_v_opt(argv, RUN_GIT_CMD)) |
| 748 | die("git-%s failed", argv[0]); |
| 749 | free(argv); |
| 750 | return 0; |
| 751 | } |
| 752 | |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 753 | static int push_git(struct discovery *heads, int nr_spec, char **specs) |
| 754 | { |
| 755 | struct rpc_state rpc; |
| 756 | const char **argv; |
| 757 | int argc = 0, i, err; |
| 758 | |
| 759 | argv = xmalloc((10 + nr_spec) * sizeof(char*)); |
| 760 | argv[argc++] = "send-pack"; |
| 761 | argv[argc++] = "--stateless-rpc"; |
| 762 | argv[argc++] = "--helper-status"; |
| 763 | if (options.thin) |
| 764 | argv[argc++] = "--thin"; |
| 765 | if (options.dry_run) |
| 766 | argv[argc++] = "--dry-run"; |
| 767 | if (options.verbosity > 1) |
| 768 | argv[argc++] = "--verbose"; |
| 769 | argv[argc++] = url; |
| 770 | for (i = 0; i < nr_spec; i++) |
| 771 | argv[argc++] = specs[i]; |
| 772 | argv[argc++] = NULL; |
| 773 | |
| 774 | memset(&rpc, 0, sizeof(rpc)); |
| 775 | rpc.service_name = "git-receive-pack", |
| 776 | rpc.argv = argv; |
| 777 | |
| 778 | err = rpc_service(&rpc, heads); |
| 779 | if (rpc.result.len) |
| 780 | safe_write(1, rpc.result.buf, rpc.result.len); |
| 781 | strbuf_release(&rpc.result); |
| 782 | free(argv); |
| 783 | return err; |
| 784 | } |
| 785 | |
| 786 | static int push(int nr_spec, char **specs) |
| 787 | { |
| 788 | struct discovery *heads = discover_refs("git-receive-pack"); |
| 789 | int ret; |
| 790 | |
| 791 | if (heads->proto_git) |
| 792 | ret = push_git(heads, nr_spec, specs); |
| 793 | else |
| 794 | ret = push_dav(nr_spec, specs); |
| 795 | free_discovery(heads); |
| 796 | return ret; |
| 797 | } |
| 798 | |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 799 | static void parse_push(struct strbuf *buf) |
| 800 | { |
| 801 | char **specs = NULL; |
| 802 | int alloc_spec = 0, nr_spec = 0, i; |
| 803 | |
| 804 | do { |
| 805 | if (!prefixcmp(buf->buf, "push ")) { |
| 806 | ALLOC_GROW(specs, nr_spec + 1, alloc_spec); |
| 807 | specs[nr_spec++] = xstrdup(buf->buf + 5); |
| 808 | } |
| 809 | else |
| 810 | die("http transport does not support %s", buf->buf); |
| 811 | |
| 812 | strbuf_reset(buf); |
| 813 | if (strbuf_getline(buf, stdin, '\n') == EOF) |
| 814 | return; |
| 815 | if (!*buf->buf) |
| 816 | break; |
| 817 | } while (1); |
| 818 | |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 819 | if (push(nr_spec, specs)) |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 820 | exit(128); /* error already reported */ |
| 821 | for (i = 0; i < nr_spec; i++) |
| 822 | free(specs[i]); |
| 823 | free(specs); |
| 824 | |
| 825 | printf("\n"); |
| 826 | fflush(stdout); |
| 827 | } |
| 828 | |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 829 | int main(int argc, const char **argv) |
| 830 | { |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 831 | struct strbuf buf = STRBUF_INIT; |
Daniel Barkalow | a45d3d7 | 2009-11-03 21:52:35 -0500 | [diff] [blame] | 832 | int nongit; |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 833 | |
Johannes Sixt | c6dfb39 | 2009-10-13 12:53:28 +0200 | [diff] [blame] | 834 | git_extract_argv0_path(argv[0]); |
Daniel Barkalow | a45d3d7 | 2009-11-03 21:52:35 -0500 | [diff] [blame] | 835 | setup_git_directory_gently(&nongit); |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 836 | if (argc < 2) { |
| 837 | fprintf(stderr, "Remote needed\n"); |
| 838 | return 1; |
| 839 | } |
| 840 | |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 841 | options.verbosity = 1; |
| 842 | options.progress = !!isatty(2); |
Shawn O. Pearce | de1a2fd | 2009-10-30 17:47:41 -0700 | [diff] [blame] | 843 | options.thin = 1; |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 844 | |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 845 | remote = remote_get(argv[1]); |
| 846 | |
| 847 | if (argc > 2) { |
Tay Ray Chuan | d8fab07 | 2010-04-08 10:15:18 +0800 | [diff] [blame] | 848 | end_url_with_slash(&buf, argv[2]); |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 849 | } else { |
Tay Ray Chuan | d8fab07 | 2010-04-08 10:15:18 +0800 | [diff] [blame] | 850 | end_url_with_slash(&buf, remote->url[0]); |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 851 | } |
| 852 | |
Tay Ray Chuan | d8fab07 | 2010-04-08 10:15:18 +0800 | [diff] [blame] | 853 | url = strbuf_detach(&buf, NULL); |
| 854 | |
Tay Ray Chuan | 888692b | 2010-03-02 18:49:29 +0800 | [diff] [blame] | 855 | http_init(remote); |
| 856 | |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 857 | do { |
| 858 | if (strbuf_getline(&buf, stdin, '\n') == EOF) |
| 859 | break; |
| 860 | if (!prefixcmp(buf.buf, "fetch ")) { |
Daniel Barkalow | a45d3d7 | 2009-11-03 21:52:35 -0500 | [diff] [blame] | 861 | if (nongit) |
| 862 | die("Fetch attempted without a local repo"); |
Shawn O. Pearce | 292ce46 | 2009-10-30 17:47:28 -0700 | [diff] [blame] | 863 | parse_fetch(&buf); |
| 864 | |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 865 | } else if (!strcmp(buf.buf, "list") || !prefixcmp(buf.buf, "list ")) { |
Shawn O. Pearce | 97cc7bc | 2009-10-30 17:47:40 -0700 | [diff] [blame] | 866 | int for_push = !!strstr(buf.buf + 4, "for-push"); |
| 867 | output_refs(get_refs(for_push)); |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 868 | |
| 869 | } else if (!prefixcmp(buf.buf, "push ")) { |
| 870 | parse_push(&buf); |
| 871 | |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 872 | } else if (!prefixcmp(buf.buf, "option ")) { |
| 873 | char *name = buf.buf + strlen("option "); |
| 874 | char *value = strchr(name, ' '); |
| 875 | int result; |
| 876 | |
| 877 | if (value) |
| 878 | *value++ = '\0'; |
| 879 | else |
| 880 | value = "true"; |
| 881 | |
| 882 | result = set_option(name, value); |
| 883 | if (!result) |
| 884 | printf("ok\n"); |
| 885 | else if (result < 0) |
| 886 | printf("error invalid value\n"); |
| 887 | else |
| 888 | printf("unsupported\n"); |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 889 | fflush(stdout); |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 890 | |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 891 | } else if (!strcmp(buf.buf, "capabilities")) { |
| 892 | printf("fetch\n"); |
Shawn O. Pearce | ef08ef9 | 2009-10-30 17:47:29 -0700 | [diff] [blame] | 893 | printf("option\n"); |
Shawn O. Pearce | ae4efe1 | 2009-10-30 17:47:30 -0700 | [diff] [blame] | 894 | printf("push\n"); |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 895 | printf("\n"); |
| 896 | fflush(stdout); |
| 897 | } else { |
| 898 | return 1; |
| 899 | } |
| 900 | strbuf_reset(&buf); |
| 901 | } while (1); |
Tay Ray Chuan | 888692b | 2010-03-02 18:49:29 +0800 | [diff] [blame] | 902 | |
| 903 | http_cleanup(); |
| 904 | |
Daniel Barkalow | a2d725b | 2009-08-05 01:01:56 -0400 | [diff] [blame] | 905 | return 0; |
| 906 | } |