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Commit | Line | Data |
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85491f8d | 1 | |
2 | /* | |
a9925b40 | 3 | * $Id: urn.cc,v 1.98 2006/05/06 22:13:18 wessels Exp $ |
ebe14c5d | 4 | * |
6f6f0853 | 5 | * DEBUG: section 52 URN Parsing |
85491f8d | 6 | * AUTHOR: Kostas Anagnostakis |
7 | * | |
2b6662ba | 8 | * SQUID Web Proxy Cache http://www.squid-cache.org/ |
e25c139f | 9 | * ---------------------------------------------------------- |
85491f8d | 10 | * |
2b6662ba | 11 | * Squid is the result of efforts by numerous individuals from |
12 | * the Internet community; see the CONTRIBUTORS file for full | |
13 | * details. Many organizations have provided support for Squid's | |
14 | * development; see the SPONSORS file for full details. Squid is | |
15 | * Copyrighted (C) 2001 by the Regents of the University of | |
16 | * California; see the COPYRIGHT file for full details. Squid | |
17 | * incorporates software developed and/or copyrighted by other | |
18 | * sources; see the CREDITS file for full details. | |
85491f8d | 19 | * |
20 | * This program is free software; you can redistribute it and/or modify | |
21 | * it under the terms of the GNU General Public License as published by | |
22 | * the Free Software Foundation; either version 2 of the License, or | |
23 | * (at your option) any later version. | |
24 | * | |
25 | * This program is distributed in the hope that it will be useful, | |
26 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
27 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
28 | * GNU General Public License for more details. | |
29 | * | |
30 | * You should have received a copy of the GNU General Public License | |
31 | * along with this program; if not, write to the Free Software | |
cbdec147 | 32 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
e25c139f | 33 | * |
85491f8d | 34 | */ |
35 | ||
36 | #include "squid.h" | |
c8be6d7b | 37 | #include "StoreClient.h" |
e6ccf245 | 38 | #include "Store.h" |
528b2c61 | 39 | #include "HttpReply.h" |
40 | #include "HttpRequest.h" | |
0eb49b6d | 41 | #include "MemBuf.h" |
b6b6f466 | 42 | #include "forward.h" |
85491f8d | 43 | |
add2192d | 44 | #define URN_REQBUF_SZ 4096 |
45 | ||
62e76326 | 46 | class UrnState : public StoreClient |
47 | { | |
48 | ||
e6ccf245 | 49 | public: |
3b13a8fd | 50 | void created (StoreEntry *newEntry); |
06096e82 | 51 | void *operator new (size_t byteCount); |
e6ccf245 | 52 | void operator delete (void *address); |
190154cf | 53 | void start (HttpRequest *, StoreEntry *); |
e6ccf245 | 54 | char *getHost (String &urlpath); |
190154cf | 55 | void setUriResFromRequest(HttpRequest *); |
56 | bool RequestNeedsMenu(HttpRequest *r); | |
57 | void updateRequestURL(HttpRequest *r, char const *newPath); | |
e6ccf245 | 58 | void createUriResRequest (String &uri); |
59 | ||
60 | virtual ~UrnState(); | |
62e76326 | 61 | |
62 | ||
164f7660 | 63 | StoreEntry *entry; |
06d2839d | 64 | store_client *sc; |
164f7660 | 65 | StoreEntry *urlres_e; |
190154cf | 66 | HttpRequest *request; |
67 | HttpRequest *urlres_r; | |
62e76326 | 68 | |
69 | struct | |
70 | { | |
71 | ||
72 | unsigned int force_menu: | |
73 | 1; | |
74 | } | |
75 | ||
76 | flags; | |
add2192d | 77 | char reqbuf[URN_REQBUF_SZ]; |
78 | int reqofs; | |
62e76326 | 79 | |
e6ccf245 | 80 | private: |
81 | char *urlres; | |
82 | }; | |
85491f8d | 83 | |
62e76326 | 84 | typedef struct |
85 | { | |
9ce5e3e6 | 86 | char *url; |
87 | char *host; | |
88 | int rtt; | |
62e76326 | 89 | |
90 | struct | |
91 | { | |
92 | int cached; | |
93 | } | |
94 | ||
95 | flags; | |
96 | } | |
97 | ||
98 | url_entry; | |
9ce5e3e6 | 99 | |
100 | static STCB urnHandleReply; | |
101 | static url_entry *urnParseReply(const char *inbuf, method_t); | |
102 | static const char *const crlf = "\r\n"; | |
103 | static QS url_entry_sort; | |
104 | ||
e6ccf245 | 105 | CBDATA_TYPE(UrnState); |
106 | void * | |
06096e82 | 107 | UrnState::operator new (size_t byteCount) |
e6ccf245 | 108 | { |
62e76326 | 109 | /* derived classes with different sizes must implement their own new */ |
e6ccf245 | 110 | assert (byteCount == sizeof (UrnState)); |
111 | CBDATA_INIT_TYPE(UrnState); | |
112 | return cbdataAlloc(UrnState); | |
62e76326 | 113 | |
e6ccf245 | 114 | } |
115 | ||
116 | void | |
117 | UrnState::operator delete (void *address) | |
118 | { | |
1f1ae50a | 119 | UrnState * tmp = (UrnState *)address; |
120 | cbdataFree (tmp); | |
e6ccf245 | 121 | } |
122 | ||
123 | UrnState::~UrnState () | |
124 | { | |
125 | safe_free(urlres); | |
126 | } | |
127 | ||
48ebcb22 | 128 | static url_entry * |
9ce5e3e6 | 129 | urnFindMinRtt(url_entry * urls, method_t m, int *rtt_ret) |
85491f8d | 130 | { |
23d92c64 | 131 | int min_rtt = 0; |
9ce5e3e6 | 132 | url_entry *u = NULL; |
133 | url_entry *min_u = NULL; | |
134 | int i; | |
1caf595b | 135 | int urlcnt = 0; |
6f6f0853 | 136 | debug(52, 3) ("urnFindMinRtt\n"); |
23d92c64 | 137 | assert(urls != NULL); |
62e76326 | 138 | |
00141c96 | 139 | for (i = 0; NULL != urls[i].url; i++) |
62e76326 | 140 | urlcnt++; |
141 | ||
94934dbe | 142 | debug(53, 3) ("urnFindMinRtt: Counted %d URLs\n", i); |
62e76326 | 143 | |
9ce5e3e6 | 144 | if (1 == urlcnt) { |
62e76326 | 145 | debug(52, 3) ("urnFindMinRtt: Only one URL - return it!\n"); |
146 | return urls; | |
1caf595b | 147 | } |
62e76326 | 148 | |
00141c96 | 149 | for (i = 0; i < urlcnt; i++) { |
62e76326 | 150 | u = &urls[i]; |
151 | debug(52, 3) ("urnFindMinRtt: %s rtt=%d\n", u->host, u->rtt); | |
152 | ||
153 | if (u->rtt == 0) | |
154 | continue; | |
155 | ||
156 | if (u->rtt > min_rtt && min_rtt != 0) | |
157 | continue; | |
158 | ||
159 | min_rtt = u->rtt; | |
160 | ||
161 | min_u = u; | |
23d92c64 | 162 | } |
62e76326 | 163 | |
23d92c64 | 164 | if (rtt_ret) |
62e76326 | 165 | *rtt_ret = min_rtt; |
166 | ||
6f6f0853 | 167 | debug(52, 1) ("urnFindMinRtt: Returning '%s' RTT %d\n", |
62e76326 | 168 | min_u ? min_u->url : "NONE", |
169 | min_rtt); | |
170 | ||
9ce5e3e6 | 171 | return min_u; |
85491f8d | 172 | } |
173 | ||
e6ccf245 | 174 | char * |
175 | UrnState::getHost (String &urlpath) | |
85491f8d | 176 | { |
e6ccf245 | 177 | char * result; |
178 | char const *t; | |
62e76326 | 179 | |
650c4b88 | 180 | if ((t = urlpath.pos(':')) != NULL) { |
181 | urlpath.set(t, '\0'); | |
62e76326 | 182 | result = xstrdup(urlpath.buf()); |
650c4b88 | 183 | urlpath.set(t, ':'); |
fa040df2 | 184 | } else { |
62e76326 | 185 | result = xstrdup(urlpath.buf()); |
fa040df2 | 186 | } |
62e76326 | 187 | |
e6ccf245 | 188 | return result; |
189 | } | |
190 | ||
191 | bool | |
190154cf | 192 | UrnState::RequestNeedsMenu(HttpRequest *r) |
e6ccf245 | 193 | { |
528b2c61 | 194 | return strncasecmp(r->urlpath.buf(), "menu.", 5) == 0; |
e6ccf245 | 195 | } |
196 | ||
197 | void | |
190154cf | 198 | UrnState::updateRequestURL(HttpRequest *r, char const *newPath) |
e6ccf245 | 199 | { |
62e76326 | 200 | char *new_path = xstrdup (newPath); |
201 | r->urlpath = new_path; | |
202 | xfree(new_path); | |
e6ccf245 | 203 | } |
204 | ||
205 | void | |
206 | UrnState::createUriResRequest (String &uri) | |
207 | { | |
208 | LOCAL_ARRAY(char, local_urlres, 4096); | |
209 | char *host = getHost (uri); | |
528b2c61 | 210 | snprintf(local_urlres, 4096, "http://%s/uri-res/N2L?urn:%s", host, uri.buf()); |
e6ccf245 | 211 | safe_free (host); |
212 | safe_free (urlres); | |
213 | urlres = xstrdup (local_urlres); | |
c21ad0f5 | 214 | urlres_r = HttpRequest::CreateFromUrl(urlres); |
e6ccf245 | 215 | } |
216 | ||
217 | void | |
190154cf | 218 | UrnState::setUriResFromRequest(HttpRequest *r) |
e6ccf245 | 219 | { |
220 | if (RequestNeedsMenu(r)) { | |
62e76326 | 221 | updateRequestURL(r, r->urlpath.buf() + 5); |
222 | flags.force_menu = 1; | |
e6ccf245 | 223 | } |
62e76326 | 224 | |
e6ccf245 | 225 | createUriResRequest (r->urlpath); |
62e76326 | 226 | |
0adbab7c | 227 | if (urlres_r == NULL) { |
62e76326 | 228 | debug(52, 3) ("urnStart: Bad uri-res URL %s\n", urlres); |
229 | ErrorState *err = errorCon(ERR_URN_RESOLVE, HTTP_NOT_FOUND); | |
230 | err->url = urlres; | |
6dd9f4bd | 231 | err->request = HTTPMSGLOCK(r); |
62e76326 | 232 | urlres = NULL; |
233 | errorAppendEntry(entry, err); | |
234 | return; | |
0adbab7c | 235 | } |
62e76326 | 236 | |
6dd9f4bd | 237 | HTTPMSGLOCK(urlres_r); |
a9925b40 | 238 | urlres_r->header.putStr(HDR_ACCEPT, "text/plain"); |
e6ccf245 | 239 | } |
240 | ||
241 | void | |
190154cf | 242 | UrnState::start(HttpRequest * r, StoreEntry * e) |
e6ccf245 | 243 | { |
244 | debug(52, 3) ("urnStart: '%s'\n", storeUrl(e)); | |
245 | entry = e; | |
6dd9f4bd | 246 | request = HTTPMSGLOCK(r); |
e6ccf245 | 247 | storeLockObject(entry); |
248 | setUriResFromRequest(r); | |
62e76326 | 249 | |
e6ccf245 | 250 | if (urlres_r == NULL) |
62e76326 | 251 | return; |
252 | ||
3b13a8fd | 253 | StoreEntry::getPublic (this, urlres, METHOD_GET); |
e6ccf245 | 254 | } |
255 | ||
256 | void | |
3b13a8fd | 257 | UrnState::created(StoreEntry *newEntry) |
e6ccf245 | 258 | { |
259 | urlres_e = newEntry; | |
62e76326 | 260 | |
e6ccf245 | 261 | if (urlres_e->isNull()) { |
62e76326 | 262 | urlres_e = storeCreateEntry(urlres, urlres, request_flags(), METHOD_GET); |
263 | sc = storeClientListAdd(urlres_e, this); | |
b6b6f466 | 264 | FwdState::fwdStart(-1, urlres_e, urlres_r); |
cf26e54c | 265 | } else { |
62e76326 | 266 | storeLockObject(urlres_e); |
267 | sc = storeClientListAdd(urlres_e, this); | |
85491f8d | 268 | } |
62e76326 | 269 | |
e6ccf245 | 270 | reqofs = 0; |
528b2c61 | 271 | StoreIOBuffer tempBuffer; |
e6ccf245 | 272 | tempBuffer.offset = reqofs; |
c8be6d7b | 273 | tempBuffer.length = URN_REQBUF_SZ; |
e6ccf245 | 274 | tempBuffer.data = reqbuf; |
275 | storeClientCopy(sc, urlres_e, | |
62e76326 | 276 | tempBuffer, |
277 | urnHandleReply, | |
278 | this); | |
e6ccf245 | 279 | } |
280 | ||
281 | void | |
190154cf | 282 | urnStart(HttpRequest * r, StoreEntry * e) |
e6ccf245 | 283 | { |
284 | UrnState *anUrn = new UrnState(); | |
285 | anUrn->start (r, e); | |
85491f8d | 286 | } |
287 | ||
9ce5e3e6 | 288 | static int |
289 | url_entry_sort(const void *A, const void *B) | |
290 | { | |
e6ccf245 | 291 | const url_entry *u1 = (const url_entry *)A; |
292 | const url_entry *u2 = (const url_entry *)B; | |
62e76326 | 293 | |
9ce5e3e6 | 294 | if (u2->rtt == u1->rtt) |
62e76326 | 295 | return 0; |
9ce5e3e6 | 296 | else if (0 == u1->rtt) |
62e76326 | 297 | return 1; |
9ce5e3e6 | 298 | else if (0 == u2->rtt) |
62e76326 | 299 | return -1; |
9ce5e3e6 | 300 | else |
62e76326 | 301 | return u1->rtt - u2->rtt; |
9ce5e3e6 | 302 | } |
303 | ||
528b2c61 | 304 | /* TODO: use the clientStream support for this */ |
85491f8d | 305 | static void |
c8be6d7b | 306 | urnHandleReply(void *data, StoreIOBuffer result) |
85491f8d | 307 | { |
e6ccf245 | 308 | UrnState *urnState = static_cast<UrnState *>(data); |
cf26e54c | 309 | StoreEntry *e = urnState->entry; |
310 | StoreEntry *urlres_e = urnState->urlres_e; | |
23d92c64 | 311 | char *s = NULL; |
2334c194 | 312 | size_t k; |
cb69b4c7 | 313 | HttpReply *rep; |
9ce5e3e6 | 314 | url_entry *urls; |
00141c96 | 315 | url_entry *u; |
9ce5e3e6 | 316 | url_entry *min_u; |
032785bf | 317 | MemBuf *mb = NULL; |
cf26e54c | 318 | ErrorState *err; |
9ce5e3e6 | 319 | int i; |
320 | int urlcnt = 0; | |
add2192d | 321 | char *buf = urnState->reqbuf; |
c8be6d7b | 322 | StoreIOBuffer tempBuffer; |
cf26e54c | 323 | |
c4b7a5a9 | 324 | debug(52, 3) ("urnHandleReply: Called with size=%u.\n", (unsigned int)result.length); |
62e76326 | 325 | |
450e0c10 | 326 | /* Can't be lower because of the goto's */ |
327 | HttpVersion version(1, 0); | |
328 | ||
b7fe0ab0 | 329 | if (EBIT_TEST(urlres_e->flags, ENTRY_ABORTED)) { |
62e76326 | 330 | goto error; |
85491f8d | 331 | } |
62e76326 | 332 | |
c8be6d7b | 333 | if (result.length == 0) { |
62e76326 | 334 | goto error; |
c8be6d7b | 335 | } else if (result.flags.error < 0) { |
62e76326 | 336 | goto error; |
85491f8d | 337 | } |
62e76326 | 338 | |
add2192d | 339 | /* Update reqofs to point to where in the buffer we'd be */ |
c8be6d7b | 340 | urnState->reqofs += result.length; |
add2192d | 341 | |
342 | /* Handle reqofs being bigger than normal */ | |
343 | if (urnState->reqofs >= URN_REQBUF_SZ) { | |
62e76326 | 344 | goto error; |
add2192d | 345 | } |
62e76326 | 346 | |
add2192d | 347 | /* If we haven't received the entire object (urn), copy more */ |
348 | if (urlres_e->store_status == STORE_PENDING && | |
62e76326 | 349 | urnState->reqofs < URN_REQBUF_SZ) { |
350 | tempBuffer.offset = urnState->reqofs; | |
351 | tempBuffer.length = URN_REQBUF_SZ; | |
352 | tempBuffer.data = urnState->reqbuf + urnState->reqofs; | |
353 | storeClientCopy(urnState->sc, urlres_e, | |
354 | tempBuffer, | |
355 | urnHandleReply, | |
356 | urnState); | |
357 | return; | |
23d92c64 | 358 | } |
62e76326 | 359 | |
23d92c64 | 360 | /* we know its STORE_OK */ |
add2192d | 361 | k = headersEnd(buf, urnState->reqofs); |
62e76326 | 362 | |
2334c194 | 363 | if (0 == k) { |
62e76326 | 364 | debug(52, 1) ("urnHandleReply: didn't find end-of-headers for %s\n", |
365 | storeUrl(e)); | |
366 | goto error; | |
85491f8d | 367 | } |
62e76326 | 368 | |
2334c194 | 369 | s = buf + k; |
528b2c61 | 370 | assert(urlres_e->getReply()); |
06a5ae20 | 371 | rep = new HttpReply; |
59eed7dc | 372 | rep->parseCharBuf(buf, k); |
4a56ee8d | 373 | debug(52, 3) ("reply exists, code=%d.\n", rep->sline.status); |
62e76326 | 374 | |
528b2c61 | 375 | if (rep->sline.status != HTTP_OK) { |
62e76326 | 376 | debug(52, 3) ("urnHandleReply: failed.\n"); |
377 | err = errorCon(ERR_URN_RESOLVE, HTTP_NOT_FOUND); | |
6dd9f4bd | 378 | err->request = HTTPMSGLOCK(urnState->request); |
62e76326 | 379 | err->url = xstrdup(storeUrl(e)); |
380 | errorAppendEntry(e, err); | |
06a5ae20 | 381 | delete rep; |
62e76326 | 382 | goto error; |
85491f8d | 383 | } |
62e76326 | 384 | |
06a5ae20 | 385 | delete rep; |
62e76326 | 386 | |
b6a2f15e | 387 | while (xisspace(*s)) |
62e76326 | 388 | s++; |
389 | ||
9ce5e3e6 | 390 | urls = urnParseReply(s, urnState->request->method); |
62e76326 | 391 | |
00141c96 | 392 | for (i = 0; NULL != urls[i].url; i++) |
62e76326 | 393 | urlcnt++; |
394 | ||
94934dbe | 395 | debug(53, 3) ("urnFindMinRtt: Counted %d URLs\n", i); |
62e76326 | 396 | |
164f7660 | 397 | if (urls == NULL) { /* unkown URN error */ |
62e76326 | 398 | debug(52, 3) ("urnTranslateDone: unknown URN %s\n", storeUrl(e)); |
399 | err = errorCon(ERR_URN_RESOLVE, HTTP_NOT_FOUND); | |
6dd9f4bd | 400 | err->request = HTTPMSGLOCK(urnState->request); |
62e76326 | 401 | err->url = xstrdup(storeUrl(e)); |
402 | errorAppendEntry(e, err); | |
403 | goto error; | |
164f7660 | 404 | } |
62e76326 | 405 | |
9ce5e3e6 | 406 | min_u = urnFindMinRtt(urls, urnState->request->method, NULL); |
407 | qsort(urls, urlcnt, sizeof(*urls), url_entry_sort); | |
cf26e54c | 408 | storeBuffer(e); |
032785bf | 409 | mb = new MemBuf; |
2fe7eff9 | 410 | mb->init(); |
411 | mb->Printf( "<TITLE>Select URL for %s</TITLE>\n" | |
412 | "<STYLE type=\"text/css\"><!--BODY{background-color:#ffffff;font-family:verdana,sans-serif}--></STYLE>\n" | |
413 | "<H2>Select URL for %s</H2>\n" | |
414 | "<TABLE BORDER=\"0\" WIDTH=\"100%%\">\n", storeUrl(e), storeUrl(e)); | |
62e76326 | 415 | |
9ce5e3e6 | 416 | for (i = 0; i < urlcnt; i++) { |
62e76326 | 417 | u = &urls[i]; |
418 | debug(52, 3) ("URL {%s}\n", u->url); | |
2fe7eff9 | 419 | mb->Printf( |
420 | "<TR><TD><A HREF=\"%s\">%s</A></TD>", u->url, u->url); | |
62e76326 | 421 | |
422 | if (urls[i].rtt > 0) | |
2fe7eff9 | 423 | mb->Printf( |
424 | "<TD align=\"right\">%4d <it>ms</it></TD>", u->rtt); | |
62e76326 | 425 | else |
2fe7eff9 | 426 | mb->Printf("<TD align=\"right\">Unknown</TD>"); |
62e76326 | 427 | |
2fe7eff9 | 428 | mb->Printf( |
429 | "<TD>%s</TD></TR>\n", u->flags.cached ? " [cached]" : " "); | |
cf26e54c | 430 | } |
62e76326 | 431 | |
2fe7eff9 | 432 | mb->Printf( |
433 | "</TABLE>" | |
434 | "<HR noshade size=\"1px\">\n" | |
435 | "<ADDRESS>\n" | |
436 | "Generated by %s@%s\n" | |
437 | "</ADDRESS>\n", | |
438 | full_appname_string, getMyHostname()); | |
06a5ae20 | 439 | rep = new HttpReply; |
440 | rep->setHeaders(version, HTTP_MOVED_TEMPORARILY, NULL, | |
441 | "text/html", mb->contentSize(), 0, squid_curtime); | |
62e76326 | 442 | |
b515fc11 | 443 | if (urnState->flags.force_menu) { |
62e76326 | 444 | debug(51, 3) ("urnHandleReply: forcing menu\n"); |
9ce5e3e6 | 445 | } else if (min_u) { |
a9925b40 | 446 | rep->header.putStr(HDR_LOCATION, min_u->url); |
cb69b4c7 | 447 | } |
62e76326 | 448 | |
032785bf | 449 | httpBodySet(&rep->body, mb); |
450 | /* don't clean or delete mb; rep->body owns it now */ | |
db237875 | 451 | e->replaceHttpReply(rep); |
528b2c61 | 452 | e->complete(); |
62e76326 | 453 | |
9ce5e3e6 | 454 | for (i = 0; i < urlcnt; i++) { |
62e76326 | 455 | safe_free(urls[i].url); |
456 | safe_free(urls[i].host); | |
9ce5e3e6 | 457 | } |
62e76326 | 458 | |
9ce5e3e6 | 459 | safe_free(urls); |
96a5be3d | 460 | /* mb was absorbed in httpBodySet call, so we must not clean it */ |
06d2839d | 461 | storeUnregister(urnState->sc, urlres_e, urnState); |
62e76326 | 462 | |
463 | error: | |
cf26e54c | 464 | storeUnlockObject(urlres_e); |
8d709a1b | 465 | storeUnlockObject(urnState->entry); |
6dd9f4bd | 466 | HTTPMSGUNLOCK(urnState->request); |
467 | HTTPMSGUNLOCK(urnState->urlres_r); | |
e6ccf245 | 468 | delete urnState; |
85491f8d | 469 | } |
470 | ||
9ce5e3e6 | 471 | static url_entry * |
472 | urnParseReply(const char *inbuf, method_t m) | |
85491f8d | 473 | { |
23d92c64 | 474 | char *buf = xstrdup(inbuf); |
475 | char *token; | |
9ce5e3e6 | 476 | char *url; |
477 | char *host; | |
9ce5e3e6 | 478 | int rtt; |
479 | url_entry *list; | |
480 | url_entry *old; | |
481 | int n = 32; | |
482 | int i = 0; | |
6f6f0853 | 483 | debug(52, 3) ("urnParseReply\n"); |
e6ccf245 | 484 | list = (url_entry *)xcalloc(n + 1, sizeof(*list)); |
62e76326 | 485 | |
23d92c64 | 486 | for (token = strtok(buf, crlf); token; token = strtok(NULL, crlf)) { |
62e76326 | 487 | debug(52, 3) ("urnParseReply: got '%s'\n", token); |
488 | ||
489 | if (i == n) { | |
490 | old = list; | |
491 | n <<= 2; | |
492 | list = (url_entry *)xcalloc(n + 1, sizeof(*list)); | |
493 | xmemcpy(list, old, i * sizeof(*list)); | |
494 | safe_free(old); | |
495 | } | |
496 | ||
497 | url = xstrdup(token); | |
498 | host = urlHostname(url); | |
499 | ||
500 | if (NULL == host) | |
501 | continue; | |
502 | ||
503 | rtt = netdbHostRtt(host); | |
504 | ||
505 | if (0 == rtt) { | |
506 | debug(52, 3) ("urnParseReply: Pinging %s\n", host); | |
507 | netdbPingSite(host); | |
508 | } | |
509 | ||
510 | list[i].url = url; | |
511 | list[i].host = xstrdup(host); | |
512 | list[i].rtt = rtt; | |
513 | list[i].flags.cached = storeGetPublic(url, m) ? 1 : 0; | |
514 | i++; | |
85491f8d | 515 | } |
62e76326 | 516 | |
94934dbe | 517 | debug(52, 3) ("urnParseReply: Found %d URLs\n", i); |
9ce5e3e6 | 518 | return list; |
85491f8d | 519 | } |