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44 | #include "util.h" |
44 | #include "util.h" |
45 | |
45 | |
46 | char *confbase; |
46 | char *confbase; |
47 | char *thisnode; |
47 | char *thisnode; |
48 | char *identname; |
48 | char *identname; |
49 | char *pidfilename; |
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50 | |
49 | |
51 | struct configuration conf; |
50 | struct configuration conf; |
52 | |
51 | |
53 | u8 best_protocol (u8 protset) |
52 | u8 best_protocol (u8 protset) |
54 | { |
53 | { |
55 | if (protset & PROT_IPv4 ) return PROT_IPv4; |
54 | if (protset & PROT_IPv4 ) return PROT_IPv4; |
56 | if (protset & PROT_ICMPv4) return PROT_ICMPv4; |
55 | if (protset & PROT_ICMPv4) return PROT_ICMPv4; |
57 | if (protset & PROT_UDPv4 ) return PROT_UDPv4; |
56 | if (protset & PROT_UDPv4 ) return PROT_UDPv4; |
58 | if (protset & PROT_TCPv4 ) return PROT_TCPv4; |
57 | if (protset & PROT_TCPv4 ) return PROT_TCPv4; |
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58 | if (protset & PROT_DNSv4 ) return PROT_DNSv4; |
59 | |
59 | |
60 | return 0; |
60 | return 0; |
61 | } |
61 | } |
62 | |
62 | |
63 | const char *strprotocol (u8 protocol) |
63 | const char *strprotocol (u8 protocol) |
64 | { |
64 | { |
65 | if (protocol & PROT_IPv4 ) return "rawip"; |
65 | if (protocol & PROT_IPv4 ) return "rawip"; |
66 | if (protocol & PROT_ICMPv4) return "icmp"; |
66 | if (protocol & PROT_ICMPv4) return "icmp"; |
67 | if (protocol & PROT_UDPv4 ) return "udp"; |
67 | if (protocol & PROT_UDPv4 ) return "udp"; |
68 | if (protocol & PROT_TCPv4 ) return "tcp"; |
68 | if (protocol & PROT_TCPv4 ) return "tcp"; |
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69 | if (protocol & PROT_DNSv4 ) return "dns"; |
69 | |
70 | |
70 | return "<unknown>"; |
71 | return "<unknown>"; |
71 | } |
72 | } |
72 | |
73 | |
73 | void |
74 | void |
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96 | free (hostname); |
97 | free (hostname); |
97 | } |
98 | } |
98 | |
99 | |
99 | void configuration::init () |
100 | void configuration::init () |
100 | { |
101 | { |
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102 | asprintf (&confbase, "%s/vpe", CONFDIR); |
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103 | |
101 | memset (this, 0, sizeof (*this)); |
104 | memset (this, 0, sizeof (*this)); |
102 | |
105 | |
103 | mtu = DEFAULT_MTU; |
106 | mtu = DEFAULT_MTU; |
104 | rekey = DEFAULT_REKEY; |
107 | rekey = DEFAULT_REKEY; |
105 | keepalive = DEFAULT_KEEPALIVE; |
108 | keepalive = DEFAULT_KEEPALIVE; |
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108 | #if ENABLE_ICMP |
111 | #if ENABLE_ICMP |
109 | icmp_type = ICMP_ECHOREPLY; |
112 | icmp_type = ICMP_ECHOREPLY; |
110 | #endif |
113 | #endif |
111 | |
114 | |
112 | default_node.udp_port = DEFAULT_UDPPORT; |
115 | default_node.udp_port = DEFAULT_UDPPORT; |
113 | default_node.tcp_port = DEFAULT_UDPPORT; |
116 | default_node.tcp_port = DEFAULT_UDPPORT; // ehrm |
114 | default_node.connectmode = conf_node::C_ALWAYS; |
117 | default_node.connectmode = conf_node::C_ALWAYS; |
115 | default_node.compress = true; |
118 | default_node.compress = true; |
116 | default_node.protocols = PROT_UDPv4; |
119 | default_node.protocols = PROT_UDPv4; |
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120 | |
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121 | conf.pidfilename = strdup (LOCALSTATEDIR "/run/vped.pid"); |
117 | } |
122 | } |
118 | |
123 | |
119 | void configuration::cleanup() |
124 | void configuration::cleanup() |
120 | { |
125 | { |
121 | if (rsa_key) |
126 | if (rsa_key) |
122 | RSA_free (rsa_key); |
127 | RSA_free (rsa_key); |
123 | |
128 | |
124 | rsa_key = 0; |
129 | rsa_key = 0; |
125 | |
130 | |
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131 | free (pidfilename); pidfilename = 0; |
126 | free (ifname); ifname = 0; |
132 | free (ifname); ifname = 0; |
127 | #if ENABLE_HTTP_PROXY |
133 | #if ENABLE_HTTP_PROXY |
128 | free (proxy_host); proxy_host = 0; |
134 | free (proxy_host); proxy_host = 0; |
129 | free (proxy_auth); proxy_auth = 0; |
135 | free (proxy_auth); proxy_auth = 0; |
130 | #endif |
136 | #endif |
131 | } |
137 | } |
132 | |
138 | |
133 | void |
139 | void |
134 | configuration::clear_config () |
140 | configuration::clear_config () |
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281 | |
287 | |
282 | if (::thisnode && !strcmp (node->nodename, ::thisnode)) |
288 | if (::thisnode && !strcmp (node->nodename, ::thisnode)) |
283 | thisnode = node; |
289 | thisnode = node; |
284 | } |
290 | } |
285 | else if (!strcmp (var, "private-key")) |
291 | else if (!strcmp (var, "private-key")) |
286 | prikeyfile = strdup (val); |
292 | free (prikeyfile), prikeyfile = strdup (val); |
287 | else if (!strcmp (var, "ifpersist")) |
293 | else if (!strcmp (var, "ifpersist")) |
288 | { |
294 | { |
289 | parse_bool (ifpersist, "ifpersist", true, false); |
295 | parse_bool (ifpersist, "ifpersist", true, false); |
290 | } |
296 | } |
291 | else if (!strcmp (var, "ifname")) |
297 | else if (!strcmp (var, "ifname")) |
292 | ifname = strdup (val); |
298 | free (ifname), ifname = strdup (val); |
293 | else if (!strcmp (var, "rekey")) |
299 | else if (!strcmp (var, "rekey")) |
294 | rekey = atoi (val); |
300 | rekey = atoi (val); |
295 | else if (!strcmp (var, "keepalive")) |
301 | else if (!strcmp (var, "keepalive")) |
296 | keepalive = atoi (val); |
302 | keepalive = atoi (val); |
297 | else if (!strcmp (var, "mtu")) |
303 | else if (!strcmp (var, "mtu")) |
298 | mtu = atoi (val); |
304 | mtu = atoi (val); |
299 | else if (!strcmp (var, "if-up")) |
305 | else if (!strcmp (var, "if-up")) |
300 | script_if_up = strdup (val); |
306 | free (script_if_up), script_if_up = strdup (val); |
301 | else if (!strcmp (var, "node-up")) |
307 | else if (!strcmp (var, "node-up")) |
302 | script_node_up = strdup (val); |
308 | free (script_node_up), script_node_up = strdup (val); |
303 | else if (!strcmp (var, "node-down")) |
309 | else if (!strcmp (var, "node-down")) |
304 | script_node_down = strdup (val); |
310 | free (script_node_down), script_node_down = strdup (val); |
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311 | else if (!strcmp (var, "pid-file")) |
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312 | free (pidfilename), pidfilename = strdup (val); |
305 | else if (!strcmp (var, "http-proxy-host")) |
313 | else if (!strcmp (var, "http-proxy-host")) |
306 | { |
314 | { |
307 | #if ENABLE_HTTP_PROXY |
315 | #if ENABLE_HTTP_PROXY |
308 | proxy_host = strdup (val); |
316 | free (proxy_host), proxy_host = strdup (val); |
309 | #endif |
317 | #endif |
310 | } |
318 | } |
311 | else if (!strcmp (var, "http-proxy-port")) |
319 | else if (!strcmp (var, "http-proxy-port")) |
312 | { |
320 | { |
313 | #if ENABLE_HTTP_PROXY |
321 | #if ENABLE_HTTP_PROXY |
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321 | #endif |
329 | #endif |
322 | } |
330 | } |
323 | |
331 | |
324 | /* node-specific, non-defaultable */ |
332 | /* node-specific, non-defaultable */ |
325 | else if (node != &default_node && !strcmp (var, "hostname")) |
333 | else if (node != &default_node && !strcmp (var, "hostname")) |
326 | { |
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327 | free (node->hostname); |
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328 | node->hostname = strdup (val); |
334 | free (node->hostname), node->hostname = strdup (val); |
329 | } |
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330 | |
335 | |
331 | /* node-specific, defaultable */ |
336 | /* node-specific, defaultable */ |
332 | else if (!strcmp (var, "udp-port")) |
337 | else if (!strcmp (var, "udp-port")) |
333 | node->udp_port = atoi (val); |
338 | node->udp_port = atoi (val); |
334 | else if (!strcmp (var, "tcp-port")) |
339 | else if (!strcmp (var, "tcp-port")) |
335 | node->tcp_port = atoi (val); |
340 | node->tcp_port = atoi (val); |
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341 | else if (!strcmp (var, "dns-port")) |
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342 | node->dns_port = atoi (val); |
336 | else if (!strcmp (var, "router-priority")) |
343 | else if (!strcmp (var, "router-priority")) |
337 | node->routerprio = atoi (val); |
344 | node->routerprio = atoi (val); |
338 | else if (!strcmp (var, "connect")) |
345 | else if (!strcmp (var, "connect")) |
339 | { |
346 | { |
340 | if (!strcmp (val, "ondemand")) |
347 | if (!strcmp (val, "ondemand")) |
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369 | { |
376 | { |
370 | #if ENABLE_ICMP |
377 | #if ENABLE_ICMP |
371 | u8 v; parse_bool (v, "enable-icmp" , PROT_ICMPv4, 0); node->protocols = (node->protocols & ~PROT_ICMPv4) | v; |
378 | u8 v; parse_bool (v, "enable-icmp" , PROT_ICMPv4, 0); node->protocols = (node->protocols & ~PROT_ICMPv4) | v; |
372 | #endif |
379 | #endif |
373 | } |
380 | } |
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381 | else if (!strcmp (var, "enable-dns")) |
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382 | { |
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383 | #if ENABLE_DNS |
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384 | u8 v; parse_bool (v, "enable-dns" , PROT_DNSv4, 0); node->protocols = (node->protocols & ~PROT_DNSv4) | v; |
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385 | #endif |
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386 | } |
374 | else if (!strcmp (var, "enable-udp")) |
387 | else if (!strcmp (var, "enable-udp")) |
375 | { |
388 | { |
376 | u8 v; parse_bool (v, "enable-udp" , PROT_UDPv4, 0); node->protocols = (node->protocols & ~PROT_UDPv4) | v; |
389 | u8 v; parse_bool (v, "enable-udp" , PROT_UDPv4, 0); node->protocols = (node->protocols & ~PROT_UDPv4) | v; |
377 | } |
390 | } |
378 | else if (!strcmp (var, "enable-rawip")) |
391 | else if (!strcmp (var, "enable-rawip")) |
379 | { |
392 | {; |
380 | u8 v; parse_bool (v, "enable-rawip", PROT_IPv4, 0); node->protocols = (node->protocols & ~PROT_IPv4 ) | v; |
393 | u8 v; parse_bool (v, "enable-rawip", PROT_IPv4, 0); node->protocols = (node->protocols & ~PROT_IPv4 ) | v; |
381 | } |
394 | } |
382 | |
395 | |
383 | // unknown or misplaced |
396 | // unknown or misplaced |
384 | else |
397 | else |