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37 | #include <openssl/pem.h> |
37 | #include <openssl/pem.h> |
38 | #include <openssl/rsa.h> |
38 | #include <openssl/rsa.h> |
39 | #include <openssl/rand.h> |
39 | #include <openssl/rand.h> |
40 | #include <openssl/bn.h> |
40 | #include <openssl/bn.h> |
41 | |
41 | |
42 | #include "gettext.h" |
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43 | |
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44 | #include "conf.h" |
42 | #include "conf.h" |
45 | #include "slog.h" |
43 | #include "slog.h" |
46 | #include "util.h" |
44 | #include "util.h" |
47 | |
45 | |
48 | char *confbase; |
46 | char *confbase; |
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122 | default_node.compress = true; |
120 | default_node.compress = true; |
123 | default_node.protocols = 0; |
121 | default_node.protocols = 0; |
124 | default_node.max_retry = DEFAULT_MAX_RETRY; |
122 | default_node.max_retry = DEFAULT_MAX_RETRY; |
125 | |
123 | |
126 | #if ENABLE_DNS |
124 | #if ENABLE_DNS |
127 | default_node.dns_port = 53; |
125 | default_node.dns_port = 0; // default is 0 == client |
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126 | |
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127 | dns_forw_host = strdup ("127.0.0.1"); |
128 | dns_forw_port = 53; |
128 | dns_forw_port = 53; |
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129 | dns_timeout_factor = DEFAULT_DNS_TIMEOUT_FACTOR; |
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130 | dns_send_interval = DEFAULT_DNS_SEND_INTERVAL; |
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131 | dns_overlap_factor = DEFAULT_DNS_OVERLAP_FACTOR; |
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132 | dns_max_outstanding = DEFAULT_DNS_MAX_OUTSTANDING; |
129 | #endif |
133 | #endif |
130 | |
134 | |
131 | conf.pidfilename = strdup (LOCALSTATEDIR "/run/gvpe.pid"); |
135 | conf.pidfilename = strdup (LOCALSTATEDIR "/run/gvpe.pid"); |
132 | } |
136 | } |
133 | |
137 | |
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159 | |
163 | |
160 | cleanup (); |
164 | cleanup (); |
161 | init (); |
165 | init (); |
162 | } |
166 | } |
163 | |
167 | |
164 | #define parse_bool(target,name,trueval,falseval) \ |
168 | #define parse_bool(target,name,trueval,falseval) do { \ |
165 | if (!strcmp (val, "yes")) target = trueval; \ |
169 | if (!strcmp (val, "yes")) target = trueval; \ |
166 | else if (!strcmp (val, "no")) target = falseval; \ |
170 | else if (!strcmp (val, "no")) target = falseval; \ |
167 | else if (!strcmp (val, "true")) target = trueval; \ |
171 | else if (!strcmp (val, "true")) target = trueval; \ |
168 | else if (!strcmp (val, "false")) target = falseval; \ |
172 | else if (!strcmp (val, "false")) target = falseval; \ |
169 | else if (!strcmp (val, "on")) target = trueval; \ |
173 | else if (!strcmp (val, "on")) target = trueval; \ |
170 | else if (!strcmp (val, "off")) target = falseval; \ |
174 | else if (!strcmp (val, "off")) target = falseval; \ |
171 | else \ |
175 | else \ |
172 | slog (L_WARN, \ |
176 | slog (L_WARN, \ |
173 | _("illegal value for '%s', only 'yes|true|on' or 'no|false|off' allowed, at '%s' line %d"), \ |
177 | _("illegal value for '%s', only 'yes|true|on' or 'no|false|off' allowed, at '%s' line %d"), \ |
174 | name, var, fname, lineno); |
178 | name, var, fname, lineno); \ |
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179 | } while (0) |
175 | |
180 | |
176 | void configuration::read_config (bool need_keys) |
181 | void configuration::read_config (bool need_keys) |
177 | { |
182 | { |
178 | char *fname; |
183 | char *fname; |
179 | FILE *f; |
184 | FILE *f; |
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218 | val = strtok (NULL, "\t\n\r ="); |
223 | val = strtok (NULL, "\t\n\r ="); |
219 | |
224 | |
220 | if (!val || val[0] == '#') |
225 | if (!val || val[0] == '#') |
221 | { |
226 | { |
222 | slog (L_WARN, |
227 | slog (L_WARN, |
223 | _("no value for variable `%s', at '%s' line %d"), |
228 | _("no value for variable `%s', at '%s' line %d, skipping."), |
224 | var, fname, lineno); |
229 | var, fname, lineno); |
225 | break; |
230 | continue; |
226 | } |
231 | } |
227 | |
232 | |
228 | if (!strcmp (var, "on")) |
233 | if (!strcmp (var, "on")) |
229 | { |
234 | { |
230 | if (!::thisnode |
235 | if (!::thisnode |
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302 | thisnode = node; |
307 | thisnode = node; |
303 | } |
308 | } |
304 | else if (!strcmp (var, "private-key")) |
309 | else if (!strcmp (var, "private-key")) |
305 | free (prikeyfile), prikeyfile = strdup (val); |
310 | free (prikeyfile), prikeyfile = strdup (val); |
306 | else if (!strcmp (var, "ifpersist")) |
311 | else if (!strcmp (var, "ifpersist")) |
307 | { |
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308 | parse_bool (ifpersist, "ifpersist", true, false); |
312 | parse_bool (ifpersist, "ifpersist", true, false); |
309 | } |
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310 | else if (!strcmp (var, "ifname")) |
313 | else if (!strcmp (var, "ifname")) |
311 | free (ifname), ifname = strdup (val); |
314 | free (ifname), ifname = strdup (val); |
312 | else if (!strcmp (var, "rekey")) |
315 | else if (!strcmp (var, "rekey")) |
313 | rekey = atoi (val); |
316 | rekey = atoi (val); |
314 | else if (!strcmp (var, "keepalive")) |
317 | else if (!strcmp (var, "keepalive")) |
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321 | free (script_node_up), script_node_up = strdup (val); |
324 | free (script_node_up), script_node_up = strdup (val); |
322 | else if (!strcmp (var, "node-down")) |
325 | else if (!strcmp (var, "node-down")) |
323 | free (script_node_down), script_node_down = strdup (val); |
326 | free (script_node_down), script_node_down = strdup (val); |
324 | else if (!strcmp (var, "pid-file")) |
327 | else if (!strcmp (var, "pid-file")) |
325 | free (pidfilename), pidfilename = strdup (val); |
328 | free (pidfilename), pidfilename = strdup (val); |
326 | #if ENABLE_DNS |
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327 | else if (!strcmp (var, "dns-forw-host")) |
329 | else if (!strcmp (var, "dns-forw-host")) |
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330 | { |
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331 | #if ENABLE_DNS |
328 | free (dns_forw_host), dns_forw_host = strdup (val); |
332 | free (dns_forw_host), dns_forw_host = strdup (val); |
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333 | #endif |
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334 | } |
329 | else if (!strcmp (var, "dns-forw-port")) |
335 | else if (!strcmp (var, "dns-forw-port")) |
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336 | { |
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337 | #if ENABLE_DNS |
330 | dns_forw_port = atoi (val); |
338 | dns_forw_port = atoi (val); |
331 | #endif |
339 | #endif |
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340 | } |
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341 | else if (!strcmp (var, "dns-timeout-factor")) |
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342 | { |
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343 | #if ENABLE_DNS |
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344 | dns_timeout_factor = atof (val); |
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345 | #endif |
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346 | } |
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347 | else if (!strcmp (var, "dns-send-interval")) |
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348 | { |
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349 | #if ENABLE_DNS |
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350 | dns_send_interval = atoi (val); |
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351 | #endif |
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352 | } |
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353 | else if (!strcmp (var, "dns-overlap-factor")) |
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354 | { |
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355 | #if ENABLE_DNS |
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356 | dns_overlap_factor = atof (val); |
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357 | #endif |
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358 | } |
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359 | else if (!strcmp (var, "dns-max-outstanding")) |
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360 | { |
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361 | #if ENABLE_DNS |
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362 | dns_max_outstanding = atoi (val); |
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363 | #endif |
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364 | } |
332 | else if (!strcmp (var, "http-proxy-host")) |
365 | else if (!strcmp (var, "http-proxy-host")) |
333 | { |
366 | { |
334 | #if ENABLE_HTTP_PROXY |
367 | #if ENABLE_HTTP_PROXY |
335 | free (proxy_host), proxy_host = strdup (val); |
368 | free (proxy_host), proxy_host = strdup (val); |
336 | #endif |
369 | #endif |
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355 | /* node-specific, defaultable */ |
388 | /* node-specific, defaultable */ |
356 | else if (!strcmp (var, "udp-port")) |
389 | else if (!strcmp (var, "udp-port")) |
357 | node->udp_port = atoi (val); |
390 | node->udp_port = atoi (val); |
358 | else if (!strcmp (var, "tcp-port")) |
391 | else if (!strcmp (var, "tcp-port")) |
359 | node->tcp_port = atoi (val); |
392 | node->tcp_port = atoi (val); |
360 | #if ENABLE_DNS |
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361 | else if (!strcmp (var, "dns-hostname")) |
393 | else if (!strcmp (var, "dns-hostname")) |
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394 | { |
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395 | #if ENABLE_DNS |
362 | free (node->dns_hostname), node->dns_hostname = strdup (val); |
396 | free (node->dns_hostname), node->dns_hostname = strdup (val); |
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397 | #endif |
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398 | } |
363 | else if (!strcmp (var, "dns-port")) |
399 | else if (!strcmp (var, "dns-port")) |
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400 | { |
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401 | #if ENABLE_DNS |
364 | node->dns_port = atoi (val); |
402 | node->dns_port = atoi (val); |
365 | #endif |
403 | #endif |
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404 | } |
366 | else if (!strcmp (var, "dns-domain")) |
405 | else if (!strcmp (var, "dns-domain")) |
367 | { |
406 | { |
368 | #if ENABLE_DNS |
407 | #if ENABLE_DNS |
369 | free (node->domain), node->domain = strdup (val); |
408 | free (node->domain), node->domain = strdup (val); |
370 | #endif |
409 | #endif |
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383 | node->connectmode = conf_node::C_ALWAYS; |
422 | node->connectmode = conf_node::C_ALWAYS; |
384 | else if (!strcmp (val, "disabled")) |
423 | else if (!strcmp (val, "disabled")) |
385 | node->connectmode = conf_node::C_DISABLED; |
424 | node->connectmode = conf_node::C_DISABLED; |
386 | else |
425 | else |
387 | slog (L_WARN, |
426 | slog (L_WARN, |
388 | _("illegal value for 'connectmode', use one of 'ondemand', 'never', 'always' or 'disabled', at '%s' line %d"), |
427 | _("illegal value for 'connectmode', use one of 'ondemand', 'never', 'always' or 'disabled', at '%s' line %d, ignoring."), |
389 | var, fname, lineno); |
428 | var, fname, lineno); |
390 | } |
429 | } |
391 | else if (!strcmp (var, "inherit-tos")) |
430 | else if (!strcmp (var, "inherit-tos")) |
392 | { |
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393 | parse_bool (node->inherit_tos, "inherit-tos", true, false); |
431 | parse_bool (node->inherit_tos, "inherit-tos", true, false); |
394 | } |
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395 | else if (!strcmp (var, "compress")) |
432 | else if (!strcmp (var, "compress")) |
396 | { |
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397 | parse_bool (node->compress, "compress", true, false); |
433 | parse_bool (node->compress, "compress", true, false); |
398 | } |
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399 | // all these bool options really really cost a lot of executable size! |
434 | // all these bool options really really cost a lot of executable size! |
400 | else if (!strcmp (var, "enable-tcp")) |
435 | else if (!strcmp (var, "enable-tcp")) |
401 | { |
436 | { |
402 | #if ENABLE_TCP |
437 | #if ENABLE_TCP |
403 | u8 v; parse_bool (v, "enable-tcp" , PROT_TCPv4, 0); node->protocols = (node->protocols & ~PROT_TCPv4) | v; |
438 | u8 v; parse_bool (v, "enable-tcp" , PROT_TCPv4, 0); node->protocols = (node->protocols & ~PROT_TCPv4) | v; |
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425 | } |
460 | } |
426 | |
461 | |
427 | // unknown or misplaced |
462 | // unknown or misplaced |
428 | else |
463 | else |
429 | slog (L_WARN, |
464 | slog (L_WARN, |
430 | _("unknown or misplaced variable `%s', at '%s' line %d"), |
465 | _("unknown or misplaced variable `%s', at '%s' line %d, skipping."), |
431 | var, fname, lineno); |
466 | var, fname, lineno); |
432 | } |
467 | } |
433 | |
468 | |
434 | fclose (f); |
469 | fclose (f); |
435 | } |
470 | } |