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Comparing gvpe/src/conf.h (file contents):
Revision 1.21 by pcg, Fri Jun 11 15:56:33 2004 UTC vs.
Revision 1.31 by pcg, Tue Apr 26 00:55:55 2005 UTC

1/* 1/*
2 conf.h -- configuration database 2 conf.h -- configuration database
3 Copyright (C) 2003-2004 Marc Lehmann <pcg@goof.com> 3 Copyright (C) 2003-2005 Marc Lehmann <gvpe@schmorp.de>
4 4
5 This file is part of GVPE.
6
5 This program is free software; you can redistribute it and/or modify 7 GVPE is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by 8 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or 9 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version. 10 (at your option) any later version.
9 11
10 This program is distributed in the hope that it will be useful, 12 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details. 15 GNU General Public License for more details.
14 16
15 You should have received a copy of the GNU General Public License 17 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software 18 along with gvpe; if not, write to the Free Software
17 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18*/ 20*/
19 21
20#ifndef VPE_CONF_H__ 22#ifndef GVPE_CONF_H__
21#define VPE_CONF_H__ 23#define GVPE_CONF_H__
22 24
23#include <vector> 25#include <vector>
24 26
25#include <openssl/rsa.h> 27#include <openssl/rsa.h>
26 28
27#include "slog.h" 29#include "slog.h"
28#include "global.h" 30#include "global.h"
29 31
30#define DEFAULT_REKEY 3600 32#define DEFAULT_REKEY 3600
31#define DEFAULT_KEEPALIVE 60 // one keepalive/minute (it's just 8 bytes...) 33#define DEFAULT_KEEPALIVE 60 // one keepalive/minute (it's just 8 bytes...)
32#define DEFAULT_UDPPORT 655 // same as tinc, conflicts would be rare 34#define DEFAULT_UDPPORT 655 // same as tinc, conflicts would be rare
33#define DEFAULT_MTU 1500 // let's ether-net 35#define DEFAULT_MTU 1500 // let's ether-net
34#define DEFAULT_MAX_RETRY 28800 // retry at least this often 36#define DEFAULT_MAX_RETRY 3600 // retry at least this often
37
38#define DEFAULT_DNS_TIMEOUT_FACTOR 8.F // initial retry timeout multiple
39#define DEFAULT_DNS_SEND_INTERVAL .01F // minimum send interval
40#define DEFAULT_DNS_OVERLAP_FACTOR .5F // RTT * LATENCY_FACTOR == sending rate
41#define DEFAULT_DNS_MAX_OUTSTANDING 100 // max. number of outstanding requests
35 42
36enum { 43enum
44{
37 PROT_UDPv4 = 0x01, // udp over ipv4 45 PROT_UDPv4 = 0x01, // udp over ipv4
38 PROT_IPv4 = 0x02, // generic ip protocol 46 PROT_IPv4 = 0x02, // generic ip protocol
39 PROT_TCPv4 = 0x04, // tcp over ipv4 47 PROT_TCPv4 = 0x04, // tcp over ipv4 (server)
40 PROT_ICMPv4 = 0x08, // icmp over ipv4 48 PROT_ICMPv4 = 0x08, // icmp over ipv4
41 PROT_DNSv4 = 0x10, // dns tunnel over ipv4 49 PROT_DNSv4 = 0x10, // dns tunnel ipv4 (server)
42}; 50};
51
52#define PROT_RELIABLE (PROT_TCPv4 | PROT_DNSv4)
53#define PROT_SLOW PROT_DNSv4
43 54
44// select the "best" protocol of the available ones 55// select the "best" protocol of the available ones
45u8 best_protocol (u8 protset); 56u8 best_protocol (u8 protset);
46const char *strprotocol (u8 protocol); 57const char *strprotocol (u8 protocol);
47 58
48struct conf_node { 59struct conf_node
60{
49 int id; // the id of this node, a 12-bit-number 61 int id; // the id of this node, a 12-bit-number
50 62
51 RSA *rsa_key; // his public key 63 RSA *rsa_key; // his public key
52 char *nodename; // nodename, an internal nickname. 64 char *nodename; // nodename, an internal nickname.
53
54 char *hostname; // hostname, if known, or NULL. 65 char *hostname; // hostname, if known, or NULL.
66 char *if_up_data;
67#if ENABLE_DNS
68 char *domain; // dns tunnel domain
69#endif
70 char *dns_hostname;
71 u16 dns_port;
55 72
56 u8 protocols; // protocols this host can send & receive 73 u8 protocols; // protocols this host can send & receive
57 u16 udp_port, tcp_port, dns_port; // the port to bind to 74 u16 udp_port, tcp_port; // the port to bind to
58 int max_retry; 75 int max_retry;
59 76
60 enum connectmode { C_ONDEMAND, C_NEVER, C_ALWAYS, C_DISABLED } connectmode; 77 enum connectmode { C_ONDEMAND, C_NEVER, C_ALWAYS, C_DISABLED } connectmode;
61 bool compress; 78 bool compress;
62 bool inherit_tos; // inherit TOS in packets send to this destination 79 bool inherit_tos; // inherit TOS in packets send to this destination
… …
66 void print (); 83 void print ();
67 84
68 ~conf_node (); 85 ~conf_node ();
69}; 86};
70 87
71struct configuration { 88struct configuration
89{
72 typedef vector<conf_node *> node_vector; 90 typedef vector<conf_node *> node_vector;
73 node_vector nodes; 91 node_vector nodes;
74 conf_node default_node; 92 conf_node default_node;
75 conf_node *thisnode; 93 conf_node *thisnode;
76 int mtu; // the mtu used for outgoing tunnel packets 94 int mtu; // the mtu used for outgoing tunnel packets
… …
95 char *proxy_auth; // login:password 113 char *proxy_auth; // login:password
96 char *proxy_host; // the proxy hostname, e.g. proxy1.example.net 114 char *proxy_host; // the proxy hostname, e.g. proxy1.example.net
97 u16 proxy_port; // the proxy port, e.g. 3128 115 u16 proxy_port; // the proxy port, e.g. 3128
98#endif 116#endif
99 117
118#if ENABLE_DNS
119 char *dns_forw_host;
120 u16 dns_forw_port;
121 float dns_timeout_factor;
122 float dns_send_interval;
123 float dns_overlap_factor;
124 int dns_max_outstanding;
125#endif
126
100 void init (); 127 void init ();
101 void cleanup (); 128 void cleanup ();
102 void read_config (bool need_keys);
103 void clear_config (); 129 void clear ();
104 130
105 // create a filename from string, replacing %s by the nodename 131 // create a filename from string, replacing %s by the nodename
106 // and using relative paths under confbase. 132 // and using relative paths under confbase.
107 char *config_filename (const char *name, const char *dflt); 133 char *config_filename (const char *name, const char *dflt);
108 134
… …
110 136
111 configuration (); 137 configuration ();
112 ~configuration (); 138 ~configuration ();
113}; 139};
114 140
141struct configuration_parser
142{
143 configuration &conf;
144
145 bool need_keys;
146 conf_node *node;
147
148 int argc;
149 char **argv;
150
151 configuration_parser (configuration &conf, bool need_keys, int argc, char **argv);
152
153 const char *parse_line (char *line);
154 void parse_argv ();
155};
156
115extern struct configuration conf; 157extern struct configuration conf;
116 158
117#define THISNODE ::conf.thisnode 159#define THISNODE ::conf.thisnode
118 160
119#endif 161#endif

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