… | |
… | |
158 | free (dns_forw_host); dns_forw_host = 0; |
158 | free (dns_forw_host); dns_forw_host = 0; |
159 | #endif |
159 | #endif |
160 | } |
160 | } |
161 | |
161 | |
162 | void |
162 | void |
163 | configuration::clear_config () |
163 | configuration::clear () |
164 | { |
164 | { |
165 | for (configuration::node_vector::iterator i = nodes.begin(); i != nodes.end(); ++i) |
165 | for (configuration::node_vector::iterator i = nodes.begin(); i != nodes.end(); ++i) |
166 | delete *i; |
166 | delete *i; |
167 | |
167 | |
168 | nodes.clear (); |
168 | nodes.clear (); |
… | |
… | |
177 | else if (!strcmp (val, "true")) target = trueval; \ |
177 | else if (!strcmp (val, "true")) target = trueval; \ |
178 | else if (!strcmp (val, "false")) target = falseval; \ |
178 | else if (!strcmp (val, "false")) target = falseval; \ |
179 | else if (!strcmp (val, "on")) target = trueval; \ |
179 | else if (!strcmp (val, "on")) target = trueval; \ |
180 | else if (!strcmp (val, "off")) target = falseval; \ |
180 | else if (!strcmp (val, "off")) target = falseval; \ |
181 | else \ |
181 | else \ |
182 | slog (L_WARN, \ |
182 | return _("illegal boolean value, only 'yes|true|on' or 'no|false|off' allowed. (ignored)"); \ |
183 | _("illegal value for '%s', only 'yes|true|on' or 'no|false|off' allowed, at '%s' line %d"), \ |
|
|
184 | name, var, fname, lineno); \ |
|
|
185 | } while (0) |
183 | } while (0) |
186 | |
184 | |
187 | void configuration::read_config (bool need_keys) |
185 | const char * |
|
|
186 | configuration_parser::parse_line (char *line) |
|
|
187 | { |
|
|
188 | { |
|
|
189 | char *end = line + strlen (line); |
|
|
190 | |
|
|
191 | while (*end < ' ' && end >= line) |
|
|
192 | end--; |
|
|
193 | |
|
|
194 | *++end = 0; |
|
|
195 | } |
|
|
196 | |
|
|
197 | char *tok = line; |
|
|
198 | const char *var = strtok (tok, "\t ="); |
|
|
199 | tok = 0; |
|
|
200 | |
|
|
201 | if (!var || !var[0]) |
|
|
202 | return 0; /* no tokens on this line */ |
|
|
203 | |
|
|
204 | if (var[0] == '#') |
|
|
205 | return 0; /* comment: ignore */ |
|
|
206 | |
|
|
207 | char *val = strtok (NULL, "\t\n\r ="); |
|
|
208 | |
|
|
209 | if (!val || val[0] == '#') |
|
|
210 | return _("no value given for variable. (ignored)"); |
|
|
211 | |
|
|
212 | if (!strcmp (var, "on")) |
|
|
213 | { |
|
|
214 | if (!::thisnode |
|
|
215 | || (val[0] == '!' && strcmp (val + 1, ::thisnode)) |
|
|
216 | || !strcmp (val, ::thisnode)) |
|
|
217 | return parse_line (strtok (NULL, "\n\r")); |
|
|
218 | else |
|
|
219 | return 0; |
|
|
220 | } |
|
|
221 | |
|
|
222 | // truly global |
|
|
223 | if (!strcmp (var, "loglevel")) |
|
|
224 | { |
|
|
225 | loglevel l = string_to_loglevel (val); |
|
|
226 | |
|
|
227 | if (l == L_NONE) |
|
|
228 | return _("unknown loglevel. (skipping)"); |
|
|
229 | } |
|
|
230 | else if (!strcmp (var, "ip-proto")) |
|
|
231 | conf.ip_proto = atoi (val); |
|
|
232 | else if (!strcmp (var, "icmp-type")) |
|
|
233 | { |
|
|
234 | #if ENABLE_ICMP |
|
|
235 | conf.icmp_type = atoi (val); |
|
|
236 | #endif |
|
|
237 | } |
|
|
238 | |
|
|
239 | // per config |
|
|
240 | else if (!strcmp (var, "node")) |
|
|
241 | { |
|
|
242 | parse_argv (); |
|
|
243 | |
|
|
244 | conf.default_node.id++; |
|
|
245 | node = new conf_node (conf.default_node); |
|
|
246 | conf.nodes.push_back (node); |
|
|
247 | node->nodename = strdup (val); |
|
|
248 | |
|
|
249 | { |
|
|
250 | char *fname; |
|
|
251 | FILE *f; |
|
|
252 | |
|
|
253 | asprintf (&fname, "%s/pubkey/%s", confbase, node->nodename); |
|
|
254 | |
|
|
255 | f = fopen (fname, "r"); |
|
|
256 | if (f) |
|
|
257 | { |
|
|
258 | node->rsa_key = RSA_new (); |
|
|
259 | |
|
|
260 | if (!PEM_read_RSAPublicKey(f, &node->rsa_key, NULL, NULL)) |
|
|
261 | { |
|
|
262 | ERR_load_RSA_strings (); ERR_load_PEM_strings (); |
|
|
263 | slog (L_ERR, _("unable to open public rsa key file '%s': %s"), fname, ERR_error_string (ERR_get_error (), 0)); |
|
|
264 | exit (EXIT_FAILURE); |
|
|
265 | } |
|
|
266 | |
|
|
267 | require (RSA_blinding_on (node->rsa_key, 0)); |
|
|
268 | |
|
|
269 | fclose (f); |
|
|
270 | } |
|
|
271 | else |
|
|
272 | { |
|
|
273 | slog (need_keys ? L_ERR : L_NOTICE, _("unable to read public rsa key file '%s': %s"), fname, strerror (errno)); |
|
|
274 | |
|
|
275 | if (need_keys) |
|
|
276 | exit (EXIT_FAILURE); |
|
|
277 | } |
|
|
278 | |
|
|
279 | free (fname); |
|
|
280 | } |
|
|
281 | |
|
|
282 | if (::thisnode && !strcmp (node->nodename, ::thisnode)) |
|
|
283 | conf.thisnode = node; |
|
|
284 | } |
|
|
285 | else if (!strcmp (var, "private-key")) |
|
|
286 | free (conf.prikeyfile), conf.prikeyfile = strdup (val); |
|
|
287 | else if (!strcmp (var, "ifpersist")) |
|
|
288 | parse_bool (conf.ifpersist, "ifpersist", true, false); |
|
|
289 | else if (!strcmp (var, "ifname")) |
|
|
290 | free (conf.ifname), conf.ifname = strdup (val); |
|
|
291 | else if (!strcmp (var, "rekey")) |
|
|
292 | conf.rekey = atoi (val); |
|
|
293 | else if (!strcmp (var, "keepalive")) |
|
|
294 | conf.keepalive = atoi (val); |
|
|
295 | else if (!strcmp (var, "mtu")) |
|
|
296 | conf.mtu = atoi (val); |
|
|
297 | else if (!strcmp (var, "if-up")) |
|
|
298 | free (conf.script_if_up), conf.script_if_up = strdup (val); |
|
|
299 | else if (!strcmp (var, "node-up")) |
|
|
300 | free (conf.script_node_up), conf.script_node_up = strdup (val); |
|
|
301 | else if (!strcmp (var, "node-down")) |
|
|
302 | free (conf.script_node_down), conf.script_node_down = strdup (val); |
|
|
303 | else if (!strcmp (var, "pid-file")) |
|
|
304 | free (conf.pidfilename), conf.pidfilename = strdup (val); |
|
|
305 | else if (!strcmp (var, "dns-forw-host")) |
|
|
306 | { |
|
|
307 | #if ENABLE_DNS |
|
|
308 | free (conf.dns_forw_host), conf.dns_forw_host = strdup (val); |
|
|
309 | #endif |
|
|
310 | } |
|
|
311 | else if (!strcmp (var, "dns-forw-port")) |
|
|
312 | { |
|
|
313 | #if ENABLE_DNS |
|
|
314 | conf.dns_forw_port = atoi (val); |
|
|
315 | #endif |
|
|
316 | } |
|
|
317 | else if (!strcmp (var, "dns-timeout-factor")) |
|
|
318 | { |
|
|
319 | #if ENABLE_DNS |
|
|
320 | conf.dns_timeout_factor = atof (val); |
|
|
321 | #endif |
|
|
322 | } |
|
|
323 | else if (!strcmp (var, "dns-send-interval")) |
|
|
324 | { |
|
|
325 | #if ENABLE_DNS |
|
|
326 | conf.dns_send_interval = atoi (val); |
|
|
327 | #endif |
|
|
328 | } |
|
|
329 | else if (!strcmp (var, "dns-overlap-factor")) |
|
|
330 | { |
|
|
331 | #if ENABLE_DNS |
|
|
332 | conf.dns_overlap_factor = atof (val); |
|
|
333 | #endif |
|
|
334 | } |
|
|
335 | else if (!strcmp (var, "dns-max-outstanding")) |
|
|
336 | { |
|
|
337 | #if ENABLE_DNS |
|
|
338 | conf.dns_max_outstanding = atoi (val); |
|
|
339 | #endif |
|
|
340 | } |
|
|
341 | else if (!strcmp (var, "http-proxy-host")) |
|
|
342 | { |
|
|
343 | #if ENABLE_HTTP_PROXY |
|
|
344 | free (conf.proxy_host), conf.proxy_host = strdup (val); |
|
|
345 | #endif |
|
|
346 | } |
|
|
347 | else if (!strcmp (var, "http-proxy-port")) |
|
|
348 | { |
|
|
349 | #if ENABLE_HTTP_PROXY |
|
|
350 | conf.proxy_port = atoi (val); |
|
|
351 | #endif |
|
|
352 | } |
|
|
353 | else if (!strcmp (var, "http-proxy-auth")) |
|
|
354 | { |
|
|
355 | #if ENABLE_HTTP_PROXY |
|
|
356 | conf.proxy_auth = (char *)base64_encode ((const u8 *)val, strlen (val)); |
|
|
357 | #endif |
|
|
358 | } |
|
|
359 | |
|
|
360 | /* node-specific, non-defaultable */ |
|
|
361 | else if (node != &conf.default_node && !strcmp (var, "hostname")) |
|
|
362 | free (node->hostname), node->hostname = strdup (val); |
|
|
363 | |
|
|
364 | /* node-specific, defaultable */ |
|
|
365 | else if (!strcmp (var, "udp-port")) |
|
|
366 | node->udp_port = atoi (val); |
|
|
367 | else if (!strcmp (var, "tcp-port")) |
|
|
368 | node->tcp_port = atoi (val); |
|
|
369 | else if (!strcmp (var, "dns-hostname")) |
|
|
370 | { |
|
|
371 | #if ENABLE_DNS |
|
|
372 | free (node->dns_hostname), node->dns_hostname = strdup (val); |
|
|
373 | #endif |
|
|
374 | } |
|
|
375 | else if (!strcmp (var, "dns-port")) |
|
|
376 | { |
|
|
377 | #if ENABLE_DNS |
|
|
378 | node->dns_port = atoi (val); |
|
|
379 | #endif |
|
|
380 | } |
|
|
381 | else if (!strcmp (var, "dns-domain")) |
|
|
382 | { |
|
|
383 | #if ENABLE_DNS |
|
|
384 | free (node->domain), node->domain = strdup (val); |
|
|
385 | #endif |
|
|
386 | } |
|
|
387 | else if (!strcmp (var, "if-up-data")) |
|
|
388 | free (node->if_up_data), node->if_up_data = strdup (val); |
|
|
389 | else if (!strcmp (var, "router-priority")) |
|
|
390 | node->routerprio = atoi (val); |
|
|
391 | else if (!strcmp (var, "max-retry")) |
|
|
392 | node->max_retry = atoi (val); |
|
|
393 | else if (!strcmp (var, "connect")) |
|
|
394 | { |
|
|
395 | if (!strcmp (val, "ondemand")) |
|
|
396 | node->connectmode = conf_node::C_ONDEMAND; |
|
|
397 | else if (!strcmp (val, "never")) |
|
|
398 | node->connectmode = conf_node::C_NEVER; |
|
|
399 | else if (!strcmp (val, "always")) |
|
|
400 | node->connectmode = conf_node::C_ALWAYS; |
|
|
401 | else if (!strcmp (val, "disabled")) |
|
|
402 | node->connectmode = conf_node::C_DISABLED; |
|
|
403 | else |
|
|
404 | return _("illegal value for 'connectmode', use one of 'ondemand', 'never', 'always' or 'disabled'. (ignored)"); |
|
|
405 | } |
|
|
406 | else if (!strcmp (var, "inherit-tos")) |
|
|
407 | parse_bool (node->inherit_tos, "inherit-tos", true, false); |
|
|
408 | else if (!strcmp (var, "compress")) |
|
|
409 | parse_bool (node->compress, "compress", true, false); |
|
|
410 | // all these bool options really really cost a lot of executable size! |
|
|
411 | else if (!strcmp (var, "enable-tcp")) |
|
|
412 | { |
|
|
413 | #if ENABLE_TCP |
|
|
414 | u8 v; parse_bool (v, "enable-tcp" , PROT_TCPv4, 0); node->protocols = (node->protocols & ~PROT_TCPv4) | v; |
|
|
415 | #endif |
|
|
416 | } |
|
|
417 | else if (!strcmp (var, "enable-icmp")) |
|
|
418 | { |
|
|
419 | #if ENABLE_ICMP |
|
|
420 | u8 v; parse_bool (v, "enable-icmp" , PROT_ICMPv4, 0); node->protocols = (node->protocols & ~PROT_ICMPv4) | v; |
|
|
421 | #endif |
|
|
422 | } |
|
|
423 | else if (!strcmp (var, "enable-dns")) |
|
|
424 | { |
|
|
425 | #if ENABLE_DNS |
|
|
426 | u8 v; parse_bool (v, "enable-dns" , PROT_DNSv4, 0); node->protocols = (node->protocols & ~PROT_DNSv4) | v; |
|
|
427 | #endif |
|
|
428 | } |
|
|
429 | else if (!strcmp (var, "enable-udp")) |
|
|
430 | { |
|
|
431 | u8 v; parse_bool (v, "enable-udp" , PROT_UDPv4, 0); node->protocols = (node->protocols & ~PROT_UDPv4) | v; |
|
|
432 | } |
|
|
433 | else if (!strcmp (var, "enable-rawip")) |
|
|
434 | { |
|
|
435 | u8 v; parse_bool (v, "enable-rawip", PROT_IPv4, 0); node->protocols = (node->protocols & ~PROT_IPv4 ) | v; |
|
|
436 | } |
|
|
437 | |
|
|
438 | // unknown or misplaced |
|
|
439 | else |
|
|
440 | return _("unknown configuration directive. (ignored)"); |
|
|
441 | |
|
|
442 | return 0; |
|
|
443 | } |
|
|
444 | |
|
|
445 | void configuration_parser::parse_argv () |
|
|
446 | { |
|
|
447 | for (int i = 0; i < argc; ++i) |
|
|
448 | { |
|
|
449 | char *v = argv [i]; |
|
|
450 | |
|
|
451 | if (!*v) |
|
|
452 | continue; |
|
|
453 | |
|
|
454 | char *enode = v; |
|
|
455 | |
|
|
456 | while (*enode != '.' && *enode > ' ' && *enode != '=' && *enode) |
|
|
457 | enode++; |
|
|
458 | |
|
|
459 | if (*enode != '.') |
|
|
460 | enode = 0; |
|
|
461 | |
|
|
462 | char *wnode = node == &conf.default_node |
|
|
463 | ? 0 |
|
|
464 | : node->nodename; |
|
|
465 | |
|
|
466 | if ((!wnode && !enode) |
|
|
467 | || (wnode && enode && !strncmp (wnode, v, enode - v))) |
|
|
468 | { |
|
|
469 | const char *warn = parse_line (enode ? enode + 1 : v); |
|
|
470 | |
|
|
471 | if (warn) |
|
|
472 | slog (L_WARN, _("%s, while parsing command line option '%s'."), warn, v); |
|
|
473 | |
|
|
474 | *v = 0; |
|
|
475 | } |
|
|
476 | } |
|
|
477 | } |
|
|
478 | |
|
|
479 | configuration_parser::configuration_parser (configuration &conf, |
|
|
480 | bool need_keys, |
|
|
481 | int argc, |
|
|
482 | char **argv) |
|
|
483 | : conf (conf),need_keys (need_keys), argc (argc), argv (argv) |
188 | { |
484 | { |
189 | char *fname; |
485 | char *fname; |
190 | FILE *f; |
486 | FILE *f; |
191 | |
487 | |
192 | clear_config (); |
488 | conf.clear (); |
193 | |
489 | |
194 | asprintf (&fname, "%s/gvpe.conf", confbase); |
490 | asprintf (&fname, "%s/gvpe.conf", confbase); |
195 | f = fopen (fname, "r"); |
491 | f = fopen (fname, "r"); |
196 | |
492 | |
197 | if (f) |
493 | if (f) |
198 | { |
494 | { |
199 | char line[16384]; |
495 | char line[16384]; |
200 | int lineno = 0; |
496 | int lineno = 0; |
201 | char *var, *val; |
497 | node = &conf.default_node; |
202 | conf_node *node = &default_node; |
|
|
203 | |
498 | |
204 | while (fgets (line, sizeof (line), f)) |
499 | while (fgets (line, sizeof (line), f)) |
205 | { |
500 | { |
206 | lineno++; |
501 | lineno++; |
207 | |
502 | |
208 | { |
503 | const char *warn = parse_line (line); |
209 | char *end = line + strlen (line); |
|
|
210 | |
504 | |
211 | while (*end < ' ' && end >= line) |
505 | if (warn) |
212 | end--; |
506 | slog (L_WARN, _("%s, at '%s', line %d."), warn, fname, lineno); |
213 | |
|
|
214 | *++end = 0; |
|
|
215 | } |
|
|
216 | |
|
|
217 | char *tok = line; |
|
|
218 | |
|
|
219 | retry: |
|
|
220 | var = strtok (tok, "\t ="); |
|
|
221 | tok = 0; |
|
|
222 | |
|
|
223 | if (!var || !var[0]) |
|
|
224 | continue; /* no tokens on this line */ |
|
|
225 | |
|
|
226 | if (var[0] == '#') |
|
|
227 | continue; /* comment: ignore */ |
|
|
228 | |
|
|
229 | val = strtok (NULL, "\t\n\r ="); |
|
|
230 | |
|
|
231 | if (!val || val[0] == '#') |
|
|
232 | { |
|
|
233 | slog (L_WARN, |
|
|
234 | _("no value for variable `%s', at '%s' line %d, skipping."), |
|
|
235 | var, fname, lineno); |
|
|
236 | continue; |
|
|
237 | } |
|
|
238 | |
|
|
239 | if (!strcmp (var, "on")) |
|
|
240 | { |
|
|
241 | if (!::thisnode |
|
|
242 | || (val[0] == '!' && strcmp (val + 1, ::thisnode)) |
|
|
243 | || !strcmp (val, ::thisnode)) |
|
|
244 | goto retry; |
|
|
245 | |
|
|
246 | continue; |
|
|
247 | } |
|
|
248 | |
|
|
249 | // truly global |
|
|
250 | if (!strcmp (var, "loglevel")) |
|
|
251 | { |
|
|
252 | loglevel l = string_to_loglevel (val); |
|
|
253 | |
|
|
254 | if (l != L_NONE) |
|
|
255 | llevel = l; |
|
|
256 | else |
|
|
257 | slog (L_WARN, "'%s': %s, at '%s' line %d", val, UNKNOWN_LOGLEVEL, fname, line); |
|
|
258 | } |
|
|
259 | else if (!strcmp (var, "ip-proto")) |
|
|
260 | ip_proto = atoi (val); |
|
|
261 | else if (!strcmp (var, "icmp-type")) |
|
|
262 | { |
|
|
263 | #if ENABLE_ICMP |
|
|
264 | icmp_type = atoi (val); |
|
|
265 | #endif |
|
|
266 | } |
|
|
267 | |
|
|
268 | // per config |
|
|
269 | else if (!strcmp (var, "node")) |
|
|
270 | { |
|
|
271 | default_node.id++; |
|
|
272 | |
|
|
273 | node = new conf_node (default_node); |
|
|
274 | |
|
|
275 | nodes.push_back (node); |
|
|
276 | |
|
|
277 | node->nodename = strdup (val); |
|
|
278 | |
|
|
279 | { |
|
|
280 | char *fname; |
|
|
281 | FILE *f; |
|
|
282 | |
|
|
283 | asprintf (&fname, "%s/pubkey/%s", confbase, node->nodename); |
|
|
284 | |
|
|
285 | f = fopen (fname, "r"); |
|
|
286 | if (f) |
|
|
287 | { |
|
|
288 | node->rsa_key = RSA_new (); |
|
|
289 | |
|
|
290 | if (!PEM_read_RSAPublicKey(f, &node->rsa_key, NULL, NULL)) |
|
|
291 | { |
|
|
292 | ERR_load_RSA_strings (); ERR_load_PEM_strings (); |
|
|
293 | slog (L_ERR, _("unable to open public rsa key file '%s': %s"), fname, ERR_error_string (ERR_get_error (), 0)); |
|
|
294 | exit (EXIT_FAILURE); |
|
|
295 | } |
|
|
296 | |
|
|
297 | require (RSA_blinding_on (node->rsa_key, 0)); |
|
|
298 | |
|
|
299 | fclose (f); |
|
|
300 | } |
|
|
301 | else |
|
|
302 | { |
|
|
303 | slog (need_keys ? L_ERR : L_NOTICE, _("unable to read public rsa key file '%s': %s"), fname, strerror (errno)); |
|
|
304 | |
|
|
305 | if (need_keys) |
|
|
306 | exit (EXIT_FAILURE); |
|
|
307 | } |
|
|
308 | |
|
|
309 | free (fname); |
|
|
310 | } |
|
|
311 | |
|
|
312 | if (::thisnode && !strcmp (node->nodename, ::thisnode)) |
|
|
313 | thisnode = node; |
|
|
314 | } |
|
|
315 | else if (!strcmp (var, "private-key")) |
|
|
316 | free (prikeyfile), prikeyfile = strdup (val); |
|
|
317 | else if (!strcmp (var, "ifpersist")) |
|
|
318 | parse_bool (ifpersist, "ifpersist", true, false); |
|
|
319 | else if (!strcmp (var, "ifname")) |
|
|
320 | free (ifname), ifname = strdup (val); |
|
|
321 | else if (!strcmp (var, "rekey")) |
|
|
322 | rekey = atoi (val); |
|
|
323 | else if (!strcmp (var, "keepalive")) |
|
|
324 | keepalive = atoi (val); |
|
|
325 | else if (!strcmp (var, "mtu")) |
|
|
326 | mtu = atoi (val); |
|
|
327 | else if (!strcmp (var, "if-up")) |
|
|
328 | free (script_if_up), script_if_up = strdup (val); |
|
|
329 | else if (!strcmp (var, "node-up")) |
|
|
330 | free (script_node_up), script_node_up = strdup (val); |
|
|
331 | else if (!strcmp (var, "node-down")) |
|
|
332 | free (script_node_down), script_node_down = strdup (val); |
|
|
333 | else if (!strcmp (var, "pid-file")) |
|
|
334 | free (pidfilename), pidfilename = strdup (val); |
|
|
335 | else if (!strcmp (var, "dns-forw-host")) |
|
|
336 | { |
|
|
337 | #if ENABLE_DNS |
|
|
338 | free (dns_forw_host), dns_forw_host = strdup (val); |
|
|
339 | #endif |
|
|
340 | } |
|
|
341 | else if (!strcmp (var, "dns-forw-port")) |
|
|
342 | { |
|
|
343 | #if ENABLE_DNS |
|
|
344 | dns_forw_port = atoi (val); |
|
|
345 | #endif |
|
|
346 | } |
|
|
347 | else if (!strcmp (var, "dns-timeout-factor")) |
|
|
348 | { |
|
|
349 | #if ENABLE_DNS |
|
|
350 | dns_timeout_factor = atof (val); |
|
|
351 | #endif |
|
|
352 | } |
|
|
353 | else if (!strcmp (var, "dns-send-interval")) |
|
|
354 | { |
|
|
355 | #if ENABLE_DNS |
|
|
356 | dns_send_interval = atoi (val); |
|
|
357 | #endif |
|
|
358 | } |
|
|
359 | else if (!strcmp (var, "dns-overlap-factor")) |
|
|
360 | { |
|
|
361 | #if ENABLE_DNS |
|
|
362 | dns_overlap_factor = atof (val); |
|
|
363 | #endif |
|
|
364 | } |
|
|
365 | else if (!strcmp (var, "dns-max-outstanding")) |
|
|
366 | { |
|
|
367 | #if ENABLE_DNS |
|
|
368 | dns_max_outstanding = atoi (val); |
|
|
369 | #endif |
|
|
370 | } |
|
|
371 | else if (!strcmp (var, "http-proxy-host")) |
|
|
372 | { |
|
|
373 | #if ENABLE_HTTP_PROXY |
|
|
374 | free (proxy_host), proxy_host = strdup (val); |
|
|
375 | #endif |
|
|
376 | } |
|
|
377 | else if (!strcmp (var, "http-proxy-port")) |
|
|
378 | { |
|
|
379 | #if ENABLE_HTTP_PROXY |
|
|
380 | proxy_port = atoi (val); |
|
|
381 | #endif |
|
|
382 | } |
|
|
383 | else if (!strcmp (var, "http-proxy-auth")) |
|
|
384 | { |
|
|
385 | #if ENABLE_HTTP_PROXY |
|
|
386 | proxy_auth = (char *)base64_encode ((const u8 *)val, strlen (val)); |
|
|
387 | #endif |
|
|
388 | } |
|
|
389 | |
|
|
390 | /* node-specific, non-defaultable */ |
|
|
391 | else if (node != &default_node && !strcmp (var, "hostname")) |
|
|
392 | free (node->hostname), node->hostname = strdup (val); |
|
|
393 | |
|
|
394 | /* node-specific, defaultable */ |
|
|
395 | else if (!strcmp (var, "udp-port")) |
|
|
396 | node->udp_port = atoi (val); |
|
|
397 | else if (!strcmp (var, "tcp-port")) |
|
|
398 | node->tcp_port = atoi (val); |
|
|
399 | else if (!strcmp (var, "dns-hostname")) |
|
|
400 | { |
|
|
401 | #if ENABLE_DNS |
|
|
402 | free (node->dns_hostname), node->dns_hostname = strdup (val); |
|
|
403 | #endif |
|
|
404 | } |
|
|
405 | else if (!strcmp (var, "dns-port")) |
|
|
406 | { |
|
|
407 | #if ENABLE_DNS |
|
|
408 | node->dns_port = atoi (val); |
|
|
409 | #endif |
|
|
410 | } |
|
|
411 | else if (!strcmp (var, "dns-domain")) |
|
|
412 | { |
|
|
413 | #if ENABLE_DNS |
|
|
414 | free (node->domain), node->domain = strdup (val); |
|
|
415 | #endif |
|
|
416 | } |
|
|
417 | else if (!strcmp (var, "if-up-data")) |
|
|
418 | free (node->if_up_data), node->if_up_data = strdup (val); |
|
|
419 | else if (!strcmp (var, "router-priority")) |
|
|
420 | node->routerprio = atoi (val); |
|
|
421 | else if (!strcmp (var, "max-retry")) |
|
|
422 | node->max_retry = atoi (val); |
|
|
423 | else if (!strcmp (var, "connect")) |
|
|
424 | { |
|
|
425 | if (!strcmp (val, "ondemand")) |
|
|
426 | node->connectmode = conf_node::C_ONDEMAND; |
|
|
427 | else if (!strcmp (val, "never")) |
|
|
428 | node->connectmode = conf_node::C_NEVER; |
|
|
429 | else if (!strcmp (val, "always")) |
|
|
430 | node->connectmode = conf_node::C_ALWAYS; |
|
|
431 | else if (!strcmp (val, "disabled")) |
|
|
432 | node->connectmode = conf_node::C_DISABLED; |
|
|
433 | else |
|
|
434 | slog (L_WARN, |
|
|
435 | _("illegal value for 'connectmode', use one of 'ondemand', 'never', 'always' or 'disabled', at '%s' line %d, ignoring."), |
|
|
436 | var, fname, lineno); |
|
|
437 | } |
|
|
438 | else if (!strcmp (var, "inherit-tos")) |
|
|
439 | parse_bool (node->inherit_tos, "inherit-tos", true, false); |
|
|
440 | else if (!strcmp (var, "compress")) |
|
|
441 | parse_bool (node->compress, "compress", true, false); |
|
|
442 | // all these bool options really really cost a lot of executable size! |
|
|
443 | else if (!strcmp (var, "enable-tcp")) |
|
|
444 | { |
|
|
445 | #if ENABLE_TCP |
|
|
446 | u8 v; parse_bool (v, "enable-tcp" , PROT_TCPv4, 0); node->protocols = (node->protocols & ~PROT_TCPv4) | v; |
|
|
447 | #endif |
|
|
448 | } |
|
|
449 | else if (!strcmp (var, "enable-icmp")) |
|
|
450 | { |
|
|
451 | #if ENABLE_ICMP |
|
|
452 | u8 v; parse_bool (v, "enable-icmp" , PROT_ICMPv4, 0); node->protocols = (node->protocols & ~PROT_ICMPv4) | v; |
|
|
453 | #endif |
|
|
454 | } |
|
|
455 | else if (!strcmp (var, "enable-dns")) |
|
|
456 | { |
|
|
457 | #if ENABLE_DNS |
|
|
458 | u8 v; parse_bool (v, "enable-dns" , PROT_DNSv4, 0); node->protocols = (node->protocols & ~PROT_DNSv4) | v; |
|
|
459 | #endif |
|
|
460 | } |
|
|
461 | else if (!strcmp (var, "enable-udp")) |
|
|
462 | { |
|
|
463 | u8 v; parse_bool (v, "enable-udp" , PROT_UDPv4, 0); node->protocols = (node->protocols & ~PROT_UDPv4) | v; |
|
|
464 | } |
|
|
465 | else if (!strcmp (var, "enable-rawip")) |
|
|
466 | { |
|
|
467 | u8 v; parse_bool (v, "enable-rawip", PROT_IPv4, 0); node->protocols = (node->protocols & ~PROT_IPv4 ) | v; |
|
|
468 | } |
|
|
469 | |
|
|
470 | // unknown or misplaced |
|
|
471 | else |
|
|
472 | slog (L_WARN, |
|
|
473 | _("unknown or misplaced variable `%s', at '%s' line %d, skipping."), |
|
|
474 | var, fname, lineno); |
|
|
475 | } |
507 | } |
476 | |
508 | |
477 | fclose (f); |
509 | fclose (f); |
|
|
510 | |
|
|
511 | parse_argv (); |
478 | } |
512 | } |
479 | else |
513 | else |
480 | { |
514 | { |
481 | slog (L_ERR, _("unable to read config file '%s': %s"), fname, strerror (errno)); |
515 | slog (L_ERR, _("unable to read config file '%s': %s"), fname, strerror (errno)); |
482 | exit (EXIT_FAILURE); |
516 | exit (EXIT_FAILURE); |
483 | } |
517 | } |
484 | |
518 | |
485 | free (fname); |
519 | free (fname); |
486 | |
520 | |
487 | fname = config_filename (prikeyfile, "hostkey"); |
521 | fname = conf.config_filename (conf.prikeyfile, "hostkey"); |
488 | |
522 | |
489 | f = fopen (fname, "r"); |
523 | f = fopen (fname, "r"); |
490 | if (f) |
524 | if (f) |
491 | { |
525 | { |
492 | rsa_key = RSA_new (); |
526 | conf.rsa_key = RSA_new (); |
493 | |
527 | |
494 | if (!PEM_read_RSAPrivateKey (f, &rsa_key, NULL, NULL)) |
528 | if (!PEM_read_RSAPrivateKey (f, &conf.rsa_key, NULL, NULL)) |
495 | { |
529 | { |
496 | ERR_load_RSA_strings (); ERR_load_PEM_strings (); |
530 | ERR_load_RSA_strings (); ERR_load_PEM_strings (); |
497 | slog (L_ERR, _("unable to read private rsa key file '%s': %s"), fname, ERR_error_string (ERR_get_error (), 0)); |
531 | slog (L_ERR, _("unable to read private rsa key file '%s': %s"), fname, ERR_error_string (ERR_get_error (), 0)); |
498 | exit (EXIT_FAILURE); |
532 | exit (EXIT_FAILURE); |
499 | } |
533 | } |
500 | |
534 | |
501 | require (RSA_blinding_on (rsa_key, 0)); |
535 | require (RSA_blinding_on (conf.rsa_key, 0)); |
502 | |
536 | |
503 | fclose (f); |
537 | fclose (f); |
504 | } |
538 | } |
505 | else |
539 | else |
506 | { |
540 | { |
… | |
… | |
509 | if (need_keys) |
543 | if (need_keys) |
510 | exit (EXIT_FAILURE); |
544 | exit (EXIT_FAILURE); |
511 | } |
545 | } |
512 | |
546 | |
513 | if (need_keys && ::thisnode |
547 | if (need_keys && ::thisnode |
514 | && rsa_key && thisnode && thisnode->rsa_key) |
548 | && conf.rsa_key && conf.thisnode && conf.thisnode->rsa_key) |
515 | if (BN_cmp (rsa_key->n, thisnode->rsa_key->n) != 0 |
549 | if (BN_cmp (conf.rsa_key->n, conf.thisnode->rsa_key->n) != 0 |
516 | || BN_cmp (rsa_key->e, thisnode->rsa_key->e) != 0) |
550 | || BN_cmp (conf.rsa_key->e, conf.thisnode->rsa_key->e) != 0) |
517 | { |
551 | { |
518 | slog (L_NOTICE, _("private hostkey and public node key mismatch: is '%s' the correct node?"), ::thisnode); |
552 | slog (L_NOTICE, _("private hostkey and public node key mismatch: is '%s' the correct node?"), ::thisnode); |
519 | exit (EXIT_FAILURE); |
553 | exit (EXIT_FAILURE); |
520 | } |
554 | } |
521 | |
555 | |