1 | /* |
1 | /* |
2 | conf.c -- configuration code |
2 | conf.C -- configuration code |
3 | Copyright (C) 2003-2008 Marc Lehmann <gvpe@schmorp.de> |
3 | Copyright (C) 2003-2008,2011 Marc Lehmann <gvpe@schmorp.de> |
4 | |
4 | |
5 | This file is part of GVPE. |
5 | This file is part of GVPE. |
6 | |
6 | |
7 | GVPE is free software; you can redistribute it and/or modify it |
7 | GVPE is free software; you can redistribute it and/or modify it |
8 | under the terms of the GNU General Public License as published by the |
8 | under the terms of the GNU General Public License as published by the |
… | |
… | |
38 | #include <errno.h> |
38 | #include <errno.h> |
39 | #include <netdb.h> |
39 | #include <netdb.h> |
40 | #include <sys/stat.h> |
40 | #include <sys/stat.h> |
41 | #include <sys/types.h> |
41 | #include <sys/types.h> |
42 | #include <unistd.h> |
42 | #include <unistd.h> |
|
|
43 | #include <pwd.h> |
43 | |
44 | |
44 | #include "netcompat.h" |
45 | #include "netcompat.h" |
45 | |
46 | |
46 | #include <openssl/err.h> |
47 | #include <openssl/err.h> |
47 | #include <openssl/pem.h> |
48 | #include <openssl/pem.h> |
… | |
… | |
57 | char *thisnode; |
58 | char *thisnode; |
58 | char *identname; |
59 | char *identname; |
59 | |
60 | |
60 | struct configuration conf; |
61 | struct configuration conf; |
61 | |
62 | |
|
|
63 | u8 |
62 | u8 best_protocol (u8 protset) |
64 | best_protocol (u8 protset) |
63 | { |
65 | { |
64 | if (protset & PROT_IPv4 ) return PROT_IPv4; |
66 | if (protset & PROT_IPv4 ) return PROT_IPv4; |
65 | if (protset & PROT_ICMPv4) return PROT_ICMPv4; |
67 | if (protset & PROT_ICMPv4) return PROT_ICMPv4; |
66 | if (protset & PROT_UDPv4 ) return PROT_UDPv4; |
68 | if (protset & PROT_UDPv4 ) return PROT_UDPv4; |
67 | if (protset & PROT_TCPv4 ) return PROT_TCPv4; |
69 | if (protset & PROT_TCPv4 ) return PROT_TCPv4; |
68 | if (protset & PROT_DNSv4 ) return PROT_DNSv4; |
70 | if (protset & PROT_DNSv4 ) return PROT_DNSv4; |
69 | |
71 | |
70 | return 0; |
72 | return 0; |
71 | } |
73 | } |
72 | |
74 | |
|
|
75 | const char * |
73 | const char *strprotocol (u8 protocol) |
76 | strprotocol (u8 protocol) |
74 | { |
77 | { |
75 | if (protocol & PROT_IPv4 ) return "rawip"; |
78 | if (protocol & PROT_IPv4 ) return "rawip"; |
76 | if (protocol & PROT_ICMPv4) return "icmp"; |
79 | if (protocol & PROT_ICMPv4) return "icmp"; |
77 | if (protocol & PROT_UDPv4 ) return "udp"; |
80 | if (protocol & PROT_UDPv4 ) return "udp"; |
78 | if (protocol & PROT_TCPv4 ) return "tcp"; |
81 | if (protocol & PROT_TCPv4 ) return "tcp"; |
… | |
… | |
103 | return false; |
106 | return false; |
104 | |
107 | |
105 | return true; |
108 | return true; |
106 | } |
109 | } |
107 | |
110 | |
108 | void |
|
|
109 | conf_node::print () |
|
|
110 | { |
|
|
111 | printf ("%4d fe:fd:80:00:0%1x:%02x %c %-8.8s %-10.10s %s%s%d\n", |
|
|
112 | id, |
|
|
113 | id >> 8, id & 0xff, |
|
|
114 | compress ? 'Y' : 'N', |
|
|
115 | connectmode == C_ONDEMAND ? "ondemand" |
|
|
116 | : connectmode == C_NEVER ? "never" |
|
|
117 | : connectmode == C_ALWAYS ? "always" |
|
|
118 | : connectmode == C_DISABLED ? "disabled" |
|
|
119 | : "", |
|
|
120 | nodename, |
|
|
121 | hostname ? hostname : "", |
|
|
122 | hostname ? ":" : "", |
|
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123 | hostname ? udp_port : 0 |
|
|
124 | ); |
|
|
125 | } |
|
|
126 | |
|
|
127 | conf_node::~conf_node () |
111 | conf_node::~conf_node () |
128 | { |
112 | { |
129 | #if 0 |
113 | #if 0 |
130 | // does not work, because string pointers etc. are shared |
114 | // does not work, because string pointers etc. are shared |
131 | // is not called, however |
115 | // is not called, however |
… | |
… | |
140 | free (dns_hostname); |
124 | free (dns_hostname); |
141 | #endif |
125 | #endif |
142 | #endif |
126 | #endif |
143 | } |
127 | } |
144 | |
128 | |
|
|
129 | void |
145 | void configuration::init () |
130 | configuration::init () |
146 | { |
131 | { |
147 | memset (this, 0, sizeof (*this)); |
132 | memset (this, 0, sizeof (*this)); |
148 | |
133 | |
149 | mtu = DEFAULT_MTU; |
134 | mtu = DEFAULT_MTU; |
|
|
135 | nfmark = 0; |
150 | rekey = DEFAULT_REKEY; |
136 | rekey = DEFAULT_REKEY; |
151 | keepalive = DEFAULT_KEEPALIVE; |
137 | keepalive = DEFAULT_KEEPALIVE; |
152 | llevel = L_INFO; |
138 | llevel = L_INFO; |
153 | ip_proto = IPPROTO_GRE; |
139 | ip_proto = IPPROTO_GRE; |
154 | #if ENABLE_ICMP |
140 | #if ENABLE_ICMP |
… | |
… | |
166 | default_node.if_up_data = strdup (""); |
152 | default_node.if_up_data = strdup (""); |
167 | |
153 | |
168 | #if ENABLE_DNS |
154 | #if ENABLE_DNS |
169 | default_node.dns_port = 0; // default is 0 == client |
155 | default_node.dns_port = 0; // default is 0 == client |
170 | |
156 | |
|
|
157 | dns_case_preserving = true; |
171 | dns_forw_host = strdup ("127.0.0.1"); |
158 | dns_forw_host = strdup ("127.0.0.1"); |
172 | dns_forw_port = 53; |
159 | dns_forw_port = 53; |
173 | dns_timeout_factor = DEFAULT_DNS_TIMEOUT_FACTOR; |
160 | dns_timeout_factor = DEFAULT_DNS_TIMEOUT_FACTOR; |
174 | dns_send_interval = DEFAULT_DNS_SEND_INTERVAL; |
161 | dns_send_interval = DEFAULT_DNS_SEND_INTERVAL; |
175 | dns_overlap_factor = DEFAULT_DNS_OVERLAP_FACTOR; |
162 | dns_overlap_factor = DEFAULT_DNS_OVERLAP_FACTOR; |
176 | dns_max_outstanding = DEFAULT_DNS_MAX_OUTSTANDING; |
163 | dns_max_outstanding = DEFAULT_DNS_MAX_OUTSTANDING; |
177 | #endif |
164 | #endif |
178 | |
165 | |
179 | conf.pidfilename = strdup (LOCALSTATEDIR "/run/gvpe.pid"); |
166 | pidfilename = strdup (LOCALSTATEDIR "/run/gvpe.pid"); |
|
|
167 | seed_dev = strdup ("/dev/urandom"); |
|
|
168 | reseed = DEFAULT_RESEED; |
180 | } |
169 | } |
181 | |
170 | |
|
|
171 | void |
182 | void configuration::cleanup() |
172 | configuration::cleanup () |
183 | { |
173 | { |
184 | if (rsa_key) |
174 | if (rsa_key) |
185 | RSA_free (rsa_key); |
175 | RSA_free (rsa_key); |
186 | |
176 | |
187 | rsa_key = 0; |
177 | rsa_key = 0; |
188 | |
178 | |
|
|
179 | free (seed_dev); seed_dev = 0; |
189 | free (pidfilename); pidfilename = 0; |
180 | free (pidfilename); pidfilename = 0; |
190 | free (ifname); ifname = 0; |
181 | free (ifname); ifname = 0; |
191 | #if ENABLE_HTTP_PROXY |
182 | #if ENABLE_HTTP_PROXY |
192 | free (proxy_host); proxy_host = 0; |
183 | free (proxy_host); proxy_host = 0; |
193 | free (proxy_auth); proxy_auth = 0; |
184 | free (proxy_auth); proxy_auth = 0; |
194 | #endif |
185 | #endif |
195 | #if ENABLE_DNS |
186 | #if ENABLE_DNS |
196 | free (dns_forw_host); dns_forw_host = 0; |
187 | free (dns_forw_host); dns_forw_host = 0; |
197 | #endif |
188 | #endif |
|
|
189 | free (change_root); change_root = 0; |
|
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190 | free (script_if_up); script_if_up = 0; |
|
|
191 | free (script_node_up); script_node_up = 0; |
|
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192 | free (script_node_change); script_node_change = 0; |
|
|
193 | free (script_node_down); script_node_down = 0; |
198 | } |
194 | } |
199 | |
195 | |
200 | void |
196 | void |
201 | configuration::clear () |
197 | configuration::clear () |
202 | { |
198 | { |
… | |
… | |
206 | nodes.clear (); |
202 | nodes.clear (); |
207 | |
203 | |
208 | cleanup (); |
204 | cleanup (); |
209 | init (); |
205 | init (); |
210 | } |
206 | } |
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|
207 | |
|
|
208 | //static bool |
|
|
209 | //is_true (const char *name) |
|
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210 | //{ |
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211 | //re |
|
|
212 | //} |
211 | |
213 | |
212 | #define parse_bool(target,name,trueval,falseval) do { \ |
214 | #define parse_bool(target,name,trueval,falseval) do { \ |
213 | if (!strcmp (val, "yes")) target = trueval; \ |
215 | if (!strcmp (val, "yes")) target = trueval; \ |
214 | else if (!strcmp (val, "no")) target = falseval; \ |
216 | else if (!strcmp (val, "no")) target = falseval; \ |
215 | else if (!strcmp (val, "true")) target = trueval; \ |
217 | else if (!strcmp (val, "true")) target = trueval; \ |
216 | else if (!strcmp (val, "false")) target = falseval; \ |
218 | else if (!strcmp (val, "false")) target = falseval; \ |
217 | else if (!strcmp (val, "on")) target = trueval; \ |
219 | else if (!strcmp (val, "on")) target = trueval; \ |
218 | else if (!strcmp (val, "off")) target = falseval; \ |
220 | else if (!strcmp (val, "off")) target = falseval; \ |
219 | else \ |
221 | else \ |
220 | return _("illegal boolean value, only 'yes|true|on' or 'no|false|off' allowed. (ignored)"); \ |
222 | return _("illegal boolean value, only 'yes|true|on' or 'no|false|off' allowed, ignored"); \ |
221 | } while (0) |
223 | } while (0) |
222 | |
224 | |
223 | const char * |
225 | const char * |
224 | configuration_parser::parse_line (char *line) |
226 | configuration_parser::parse_line (char *line) |
225 | { |
227 | { |
… | |
… | |
243 | return 0; /* comment: ignore */ |
245 | return 0; /* comment: ignore */ |
244 | |
246 | |
245 | char *val = strtok (NULL, "\t\n\r ="); |
247 | char *val = strtok (NULL, "\t\n\r ="); |
246 | |
248 | |
247 | if (!val || val[0] == '#') |
249 | if (!val || val[0] == '#') |
248 | return _("no value given for variable. (ignored)"); |
250 | return _("no value given for variable, ignored"); |
249 | |
251 | |
250 | if (!strcmp (var, "on")) |
252 | else if (!strcmp (var, "on")) |
251 | { |
253 | { |
252 | if (!::thisnode |
254 | if (::thisnode |
253 | || (val[0] == '!' && strcmp (val + 1, ::thisnode)) |
255 | && ((val[0] == '!' && strcmp (val + 1, ::thisnode)) |
254 | || !strcmp (val, ::thisnode)) |
256 | || !strcmp (val, ::thisnode))) |
255 | return parse_line (strtok (NULL, "\n\r")); |
257 | return parse_line (strtok (NULL, "\n\r")); |
256 | else |
258 | } |
257 | return 0; |
259 | |
|
|
260 | else if (!strcmp (var, "include")) |
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261 | { |
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262 | char *fname = conf.config_filename (val); |
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263 | parse_file (fname); |
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264 | free (fname); |
258 | } |
265 | } |
259 | |
266 | |
260 | // truly global |
267 | // truly global |
261 | if (!strcmp (var, "loglevel")) |
268 | else if (!strcmp (var, "loglevel")) |
262 | { |
269 | { |
263 | loglevel l = string_to_loglevel (val); |
270 | loglevel l = string_to_loglevel (val); |
264 | |
271 | |
265 | if (l == L_NONE) |
272 | if (l == L_NONE) |
266 | return _("unknown loglevel. (skipping)"); |
273 | return _("unknown loglevel, ignored"); |
267 | } |
274 | } |
268 | else if (!strcmp (var, "ip-proto")) |
275 | else if (!strcmp (var, "ip-proto")) |
269 | conf.ip_proto = atoi (val); |
276 | conf.ip_proto = atoi (val); |
270 | else if (!strcmp (var, "icmp-type")) |
277 | else if (!strcmp (var, "icmp-type")) |
271 | { |
278 | { |
272 | #if ENABLE_ICMP |
279 | #if ENABLE_ICMP |
273 | conf.icmp_type = atoi (val); |
280 | conf.icmp_type = atoi (val); |
274 | #endif |
281 | #endif |
275 | } |
282 | } |
|
|
283 | else if (!strcmp (var, "chuser")) |
|
|
284 | { |
|
|
285 | struct passwd *pw = getpwnam (val); |
|
|
286 | if (!pw) |
|
|
287 | return _("user specified for chuser not found"); |
276 | |
288 | |
277 | // per config |
289 | conf.change_uid = pw->pw_uid; |
|
|
290 | conf.change_gid = pw->pw_gid; |
|
|
291 | } |
|
|
292 | else if (!strcmp (var, "chuid")) |
|
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293 | conf.change_uid = atoi (val); |
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|
294 | else if (!strcmp (var, "chgid")) |
|
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295 | conf.change_gid = atoi (val); |
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296 | else if (!strcmp (var, "chroot")) |
|
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297 | free (conf.change_root), conf.change_root = strdup (val); |
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298 | |
|
|
299 | // per node |
278 | else if (!strcmp (var, "node")) |
300 | else if (!strcmp (var, "node")) |
279 | { |
301 | { |
280 | parse_argv (); |
302 | parse_argv (); |
281 | |
303 | |
282 | conf.default_node.id++; |
304 | conf.default_node.id++; |
… | |
… | |
330 | conf.rekey = atoi (val); |
352 | conf.rekey = atoi (val); |
331 | else if (!strcmp (var, "keepalive")) |
353 | else if (!strcmp (var, "keepalive")) |
332 | conf.keepalive = atoi (val); |
354 | conf.keepalive = atoi (val); |
333 | else if (!strcmp (var, "mtu")) |
355 | else if (!strcmp (var, "mtu")) |
334 | conf.mtu = atoi (val); |
356 | conf.mtu = atoi (val); |
|
|
357 | else if (!strcmp (var, "nfmark")) |
|
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358 | conf.nfmark = atoi (val); |
|
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359 | else if (!strcmp (var, "seed-device")) |
|
|
360 | free (conf.seed_dev), conf.seed_dev = strdup (val); |
|
|
361 | else if (!strcmp (var, "seed-interval")) |
|
|
362 | conf.reseed = atoi (val); |
335 | else if (!strcmp (var, "if-up")) |
363 | else if (!strcmp (var, "if-up")) |
336 | free (conf.script_if_up), conf.script_if_up = strdup (val); |
364 | free (conf.script_if_up), conf.script_if_up = strdup (val); |
337 | else if (!strcmp (var, "node-up")) |
365 | else if (!strcmp (var, "node-up")) |
338 | free (conf.script_node_up), conf.script_node_up = strdup (val); |
366 | free (conf.script_node_up), conf.script_node_up = strdup (val); |
|
|
367 | else if (!strcmp (var, "node-change")) |
|
|
368 | free (conf.script_node_change), conf.script_node_change = strdup (val); |
339 | else if (!strcmp (var, "node-down")) |
369 | else if (!strcmp (var, "node-down")) |
340 | free (conf.script_node_down), conf.script_node_down = strdup (val); |
370 | free (conf.script_node_down), conf.script_node_down = strdup (val); |
341 | else if (!strcmp (var, "pid-file")) |
371 | else if (!strcmp (var, "pid-file")) |
342 | free (conf.pidfilename), conf.pidfilename = strdup (val); |
372 | free (conf.pidfilename), conf.pidfilename = strdup (val); |
343 | else if (!strcmp (var, "dns-forw-host")) |
373 | else if (!strcmp (var, "dns-forw-host")) |
… | |
… | |
372 | } |
402 | } |
373 | else if (!strcmp (var, "dns-max-outstanding")) |
403 | else if (!strcmp (var, "dns-max-outstanding")) |
374 | { |
404 | { |
375 | #if ENABLE_DNS |
405 | #if ENABLE_DNS |
376 | conf.dns_max_outstanding = atoi (val); |
406 | conf.dns_max_outstanding = atoi (val); |
|
|
407 | #endif |
|
|
408 | } |
|
|
409 | else if (!strcmp (var, "dns-case-preserving")) |
|
|
410 | { |
|
|
411 | #if ENABLE_DNS |
|
|
412 | parse_bool (conf.dns_case_preserving, "dns-case-preserving", true, false); |
377 | #endif |
413 | #endif |
378 | } |
414 | } |
379 | else if (!strcmp (var, "http-proxy-host")) |
415 | else if (!strcmp (var, "http-proxy-host")) |
380 | { |
416 | { |
381 | #if ENABLE_HTTP_PROXY |
417 | #if ENABLE_HTTP_PROXY |
… | |
… | |
437 | else if (!strcmp (val, "always")) |
473 | else if (!strcmp (val, "always")) |
438 | node->connectmode = conf_node::C_ALWAYS; |
474 | node->connectmode = conf_node::C_ALWAYS; |
439 | else if (!strcmp (val, "disabled")) |
475 | else if (!strcmp (val, "disabled")) |
440 | node->connectmode = conf_node::C_DISABLED; |
476 | node->connectmode = conf_node::C_DISABLED; |
441 | else |
477 | else |
442 | return _("illegal value for 'connectmode', use one of 'ondemand', 'never', 'always' or 'disabled'. (ignored)"); |
478 | return _("illegal value for 'connectmode', use one of 'ondemand', 'never', 'always' or 'disabled', ignored"); |
443 | } |
479 | } |
444 | else if (!strcmp (var, "inherit-tos")) |
480 | else if (!strcmp (var, "inherit-tos")) |
445 | parse_bool (node->inherit_tos, "inherit-tos", true, false); |
481 | parse_bool (node->inherit_tos, "inherit-tos", true, false); |
446 | else if (!strcmp (var, "compress")) |
482 | else if (!strcmp (var, "compress")) |
447 | parse_bool (node->compress, "compress", true, false); |
483 | parse_bool (node->compress, "compress", true, false); |
… | |
… | |
481 | else if (!strcmp (var, "max-queue")) |
517 | else if (!strcmp (var, "max-queue")) |
482 | node->max_queue = atoi (val); |
518 | node->max_queue = atoi (val); |
483 | |
519 | |
484 | // unknown or misplaced |
520 | // unknown or misplaced |
485 | else |
521 | else |
486 | return _("unknown configuration directive. (ignored)"); |
522 | return _("unknown configuration directive - ignored"); |
487 | |
523 | |
488 | return 0; |
524 | return 0; |
489 | } |
525 | } |
490 | |
526 | |
|
|
527 | void |
491 | void conf_node::finalise () |
528 | conf_node::finalise () |
492 | { |
529 | { |
493 | if (max_queue < 1) |
530 | if (max_queue < 1) |
494 | { |
531 | { |
495 | slog (L_WARN, _("%s: max-queue value invalid, setting it to 1."), nodename); |
532 | slog (L_WARN, _("%s: max-queue value invalid, setting it to 1."), nodename); |
496 | max_queue = 1; |
533 | max_queue = 1; |
497 | } |
534 | } |
498 | |
535 | |
499 | if (routerprio && (connectmode != C_ALWAYS && connectmode != C_DISABLED)) |
536 | if (routerprio > 1 && (connectmode != C_ALWAYS && connectmode != C_DISABLED)) |
500 | { |
537 | { |
501 | //slog (L_WARN, _("%s: has non-zero router-priority but either 'never' or 'ondemand' as connectmode, setting it to 'always'."), nodename); |
538 | //slog (L_WARN, _("%s: has non-zero router-priority but either 'never' or 'ondemand' as connectmode, setting it to 'always'."), nodename); |
502 | connectmode = C_ALWAYS; |
539 | connectmode = C_ALWAYS; |
503 | } |
540 | } |
504 | } |
541 | } |
505 | |
542 | |
|
|
543 | void |
506 | void configuration_parser::parse_argv () |
544 | configuration_parser::parse_argv () |
507 | { |
545 | { |
508 | for (int i = 0; i < argc; ++i) |
546 | for (int i = 0; i < argc; ++i) |
509 | { |
547 | { |
510 | char *v = argv [i]; |
548 | char *v = argv [i]; |
511 | |
549 | |
… | |
… | |
532 | if (warn) |
570 | if (warn) |
533 | slog (L_WARN, _("%s, while parsing command line option '%s'."), warn, v); |
571 | slog (L_WARN, _("%s, while parsing command line option '%s'."), warn, v); |
534 | |
572 | |
535 | *v = 0; |
573 | *v = 0; |
536 | } |
574 | } |
|
|
575 | } |
|
|
576 | } |
|
|
577 | |
|
|
578 | void |
|
|
579 | configuration_parser::parse_file (const char *fname) |
|
|
580 | { |
|
|
581 | if (FILE *f = fopen (fname, "r")) |
|
|
582 | { |
|
|
583 | char line [2048]; |
|
|
584 | int lineno = 0; |
|
|
585 | |
|
|
586 | while (fgets (line, sizeof (line), f)) |
|
|
587 | { |
|
|
588 | lineno++; |
|
|
589 | |
|
|
590 | const char *warn = parse_line (line); |
|
|
591 | |
|
|
592 | if (warn) |
|
|
593 | slog (L_WARN, _("%s, at '%s', line %d."), warn, fname, lineno); |
|
|
594 | } |
|
|
595 | |
|
|
596 | fclose (f); |
|
|
597 | |
|
|
598 | parse_argv (); |
|
|
599 | } |
|
|
600 | else |
|
|
601 | { |
|
|
602 | slog (L_ERR, _("unable to read config file '%s': %s"), fname, strerror (errno)); |
|
|
603 | exit (EXIT_FAILURE); |
537 | } |
604 | } |
538 | } |
605 | } |
539 | |
606 | |
540 | configuration_parser::configuration_parser (configuration &conf, |
607 | configuration_parser::configuration_parser (configuration &conf, |
541 | bool need_keys, |
608 | bool need_keys, |
542 | int argc, |
609 | int argc, |
543 | char **argv) |
610 | char **argv) |
544 | : conf (conf),need_keys (need_keys), argc (argc), argv (argv) |
611 | : conf (conf),need_keys (need_keys), argc (argc), argv (argv) |
545 | { |
612 | { |
546 | char *fname; |
613 | char *fname; |
547 | FILE *f; |
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548 | |
614 | |
549 | conf.clear (); |
615 | conf.clear (); |
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616 | node = &conf.default_node; |
550 | |
617 | |
551 | asprintf (&fname, "%s/gvpe.conf", confbase); |
618 | asprintf (&fname, "%s/gvpe.conf", confbase); |
552 | f = fopen (fname, "r"); |
619 | parse_file (fname); |
553 | |
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554 | if (f) |
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555 | { |
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556 | char line[16384]; |
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557 | int lineno = 0; |
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558 | node = &conf.default_node; |
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559 | |
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560 | while (fgets (line, sizeof (line), f)) |
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561 | { |
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562 | lineno++; |
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563 | |
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564 | const char *warn = parse_line (line); |
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565 | |
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566 | if (warn) |
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567 | slog (L_WARN, _("%s, at '%s', line %d."), warn, fname, lineno); |
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568 | } |
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569 | |
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570 | fclose (f); |
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571 | |
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572 | parse_argv (); |
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573 | } |
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574 | else |
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575 | { |
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576 | slog (L_ERR, _("unable to read config file '%s': %s"), fname, strerror (errno)); |
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577 | exit (EXIT_FAILURE); |
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578 | } |
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579 | |
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580 | free (fname); |
620 | free (fname); |
581 | |
621 | |
582 | fname = conf.config_filename (conf.prikeyfile, "hostkey"); |
622 | fname = conf.config_filename (conf.prikeyfile, "hostkey"); |
583 | |
623 | |
584 | f = fopen (fname, "r"); |
624 | if (FILE *f = fopen (fname, "r")) |
585 | if (f) |
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586 | { |
625 | { |
587 | conf.rsa_key = RSA_new (); |
626 | conf.rsa_key = RSA_new (); |
588 | |
627 | |
589 | if (!PEM_read_RSAPrivateKey (f, &conf.rsa_key, NULL, NULL)) |
628 | if (!PEM_read_RSAPrivateKey (f, &conf.rsa_key, NULL, NULL)) |
590 | { |
629 | { |
… | |
… | |
602 | slog (need_keys ? L_ERR : L_NOTICE, _("unable to open private rsa key file '%s': %s"), fname, strerror (errno)); |
641 | slog (need_keys ? L_ERR : L_NOTICE, _("unable to open private rsa key file '%s': %s"), fname, strerror (errno)); |
603 | |
642 | |
604 | if (need_keys) |
643 | if (need_keys) |
605 | exit (EXIT_FAILURE); |
644 | exit (EXIT_FAILURE); |
606 | } |
645 | } |
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646 | |
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647 | free (fname); |
607 | |
648 | |
608 | if (need_keys && ::thisnode |
649 | if (need_keys && ::thisnode |
609 | && conf.rsa_key && conf.thisnode && conf.thisnode->rsa_key) |
650 | && conf.rsa_key && conf.thisnode && conf.thisnode->rsa_key) |
610 | if (BN_cmp (conf.rsa_key->n, conf.thisnode->rsa_key->n) != 0 |
651 | if (BN_cmp (conf.rsa_key->n, conf.thisnode->rsa_key->n) != 0 |
611 | || BN_cmp (conf.rsa_key->e, conf.thisnode->rsa_key->e) != 0) |
652 | || BN_cmp (conf.rsa_key->e, conf.thisnode->rsa_key->e) != 0) |
612 | { |
653 | { |
613 | slog (L_NOTICE, _("private hostkey and public node key mismatch: is '%s' the correct node?"), ::thisnode); |
654 | slog (L_NOTICE, _("private hostkey and public node key mismatch: is '%s' the correct node?"), ::thisnode); |
614 | exit (EXIT_FAILURE); |
655 | exit (EXIT_FAILURE); |
615 | } |
656 | } |
616 | |
657 | |
617 | free (fname); |
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618 | |
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619 | for (configuration::node_vector::iterator i = conf.nodes.begin(); i != conf.nodes.end(); ++i) |
658 | for (configuration::node_vector::iterator i = conf.nodes.begin(); i != conf.nodes.end(); ++i) |
620 | (*i)->finalise (); |
659 | (*i)->finalise (); |
621 | } |
660 | } |
622 | |
661 | |
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662 | char * |
623 | char *configuration::config_filename (const char *name, const char *dflt) |
663 | configuration::config_filename (const char *name, const char *dflt) |
624 | { |
664 | { |
625 | char *fname; |
665 | char *fname; |
626 | |
666 | |
627 | asprintf (&fname, name ? name : dflt, ::thisnode); |
667 | asprintf (&fname, name ? name : dflt, ::thisnode); |
628 | |
668 | |
… | |
… | |
632 | asprintf (&fname, "%s/%s", confbase, rname); |
672 | asprintf (&fname, "%s/%s", confbase, rname); |
633 | free (rname); |
673 | free (rname); |
634 | } |
674 | } |
635 | |
675 | |
636 | return fname; |
676 | return fname; |
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677 | } |
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678 | |
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679 | void |
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680 | conf_node::print () |
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681 | { |
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682 | printf ("%4d fe:fd:80:00:0%1x:%02x %c %-8.8s %-10.10s %02x %s%s%d\n", |
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683 | id, |
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684 | id >> 8, id & 0xff, |
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685 | compress ? 'Y' : 'N', |
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686 | connectmode == C_ONDEMAND ? "ondemand" |
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687 | : connectmode == C_NEVER ? "never" |
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688 | : connectmode == C_ALWAYS ? "always" |
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689 | : connectmode == C_DISABLED ? "disabled" |
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690 | : "", |
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691 | nodename, |
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692 | protocols, |
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693 | hostname ? hostname : "", |
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694 | hostname ? ":" : "", |
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695 | hostname ? udp_port : 0 |
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696 | ); |
637 | } |
697 | } |
638 | |
698 | |
639 | void |
699 | void |
640 | configuration::print () |
700 | configuration::print () |
641 | { |
701 | { |
… | |
… | |
648 | printf (_("interface: %s\n"), ifname); |
708 | printf (_("interface: %s\n"), ifname); |
649 | printf (_("primary rsa key: %s\n"), prikeyfile ? prikeyfile : "<default>"); |
709 | printf (_("primary rsa key: %s\n"), prikeyfile ? prikeyfile : "<default>"); |
650 | printf (_("rsa key size: %d\n"), rsa_key ? RSA_size (rsa_key) * 8 : -1); |
710 | printf (_("rsa key size: %d\n"), rsa_key ? RSA_size (rsa_key) * 8 : -1); |
651 | printf ("\n"); |
711 | printf ("\n"); |
652 | |
712 | |
653 | printf ("%4s %-17s %s %-8.8s %-10.10s %s\n", |
713 | printf ("%4s %-17s %s %-8.8s %-10.10s %04s %s\n", |
654 | _("ID#"), _("MAC"), _("Com"), _("Conmode"), _("Node"), _("Host:Port")); |
714 | _("ID#"), _("MAC"), _("Com"), _("Conmode"), _("Node"), _("Prot"), _("Host:Port")); |
655 | |
715 | |
656 | for (node_vector::iterator i = nodes.begin (); i != nodes.end (); ++i) |
716 | for (node_vector::iterator i = nodes.begin (); i != nodes.end (); ++i) |
657 | (*i)->print (); |
717 | (*i)->print (); |
658 | |
718 | |
659 | printf ("\n"); |
719 | printf ("\n"); |
… | |
… | |
669 | configuration::~configuration () |
729 | configuration::~configuration () |
670 | { |
730 | { |
671 | cleanup (); |
731 | cleanup (); |
672 | } |
732 | } |
673 | |
733 | |
674 | |
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