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Comparing gvpe/src/conf.h (file contents):
Revision 1.4 by pcg, Sun Mar 9 12:40:18 2003 UTC vs.
Revision 1.28 by pcg, Wed Mar 23 17:03:58 2005 UTC

1/* 1/*
2 conf.h -- configuration database 2 conf.h -- configuration database
3 Copyright (C) 2003-2005 Marc Lehmann <gvpe@schmorp.de>
3 4
5 This file is part of GVPE.
6
4 This program is free software; you can redistribute it and/or modify 7 GVPE is free software; you can redistribute it and/or modify
5 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
6 the Free Software Foundation; either version 2 of the License, or 9 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version. 10 (at your option) any later version.
8 11
9 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,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details. 15 GNU General Public License for more details.
13 16
14 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
15 along with this program; if not, write to the Free Software 18 along with gvpe; if not, write to the Free Software
16 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17*/ 20*/
18 21
19#ifndef VPE_CONF_H__ 22#ifndef GVPE_CONF_H__
20#define VPE_CONF_H__ 23#define GVPE_CONF_H__
21
22#include <sys/types.h>
23#include <sys/socket.h>
24#include <netdb.h>
25
26#ifdef HAVE_OPENSSL_RSA_H
27# include <openssl/rsa.h>
28#else
29# include <rsa.h>
30#endif
31 24
32#include <vector> 25#include <vector>
26
27#include <openssl/rsa.h>
33 28
34#include "slog.h" 29#include "slog.h"
35#include "global.h" 30#include "global.h"
36 31
37#define DEFAULT_REKEY 3600 32#define DEFAULT_REKEY 3600
38#define DEFAULT_KEEPALIVE 60 // one keepalive/minute (it's just 48 bytes...) 33#define DEFAULT_KEEPALIVE 60 // one keepalive/minute (it's just 8 bytes...)
39#define DEFAULT_PORT 655 // same as tinc, conflicts would be rara 34#define DEFAULT_UDPPORT 655 // same as tinc, conflicts would be rare
35#define DEFAULT_MTU 1500 // let's ether-net
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
42
43enum {
44 PROT_UDPv4 = 0x01, // udp over ipv4
45 PROT_IPv4 = 0x02, // generic ip protocol
46 PROT_TCPv4 = 0x04, // tcp over ipv4 (server)
47 PROT_ICMPv4 = 0x08, // icmp over ipv4
48 PROT_DNSv4 = 0x10, // dns tunnel ipv4 (server)
49};
50
51#define PROT_RELIABLE (PROT_TCPv4 | PROT_DNSv4)
52#define PROT_SLOW PROT_DNSv4
53
54// select the "best" protocol of the available ones
55u8 best_protocol (u8 protset);
56const char *strprotocol (u8 protocol);
40 57
41struct conf_node { 58struct conf_node {
42 int id; // the id of this node, a 12-bit-number 59 int id; // the id of this node, a 12-bit-number
43 60
44 RSA *rsa_key; // his public key 61 RSA *rsa_key; // his public key
45 char *nodename; // nodename, an internal nickname. 62 char *nodename; // nodename, an internal nickname.
63 char *hostname; // hostname, if known, or NULL.
64#if ENABLE_DNS
65 char *domain; // dns tunnel domain
66#endif
67 char *dns_hostname;
68 u16 dns_port;
46 69
47 char *hostname; // hostname, if known, or NULL. 70 u8 protocols; // protocols this host can send & receive
48 u16 port; // the port to bind to 71 u16 udp_port, tcp_port; // the port to bind to
72 int max_retry;
49 73
50 enum connectmode { C_ONDEMAND, C_NEVER, C_ALWAYS } connectmode; 74 enum connectmode { C_ONDEMAND, C_NEVER, C_ALWAYS, C_DISABLED } connectmode;
51 bool compress; 75 bool compress;
52 bool inherit_tos; // inherit TOS in packets send to this destination 76 bool inherit_tos; // inherit TOS in packets send to this destination
53 77
54 u32 routerprio; 78 u32 routerprio;
55 79
56 void print (); 80 void print ();
57 81
58 conf_node()
59 {
60 memset (this, 0, sizeof *this);
61 }
62
63 ~conf_node () 82 ~conf_node ();
64 {
65 if (rsa_key)
66 RSA_free (rsa_key);
67
68 free (nodename);
69 free (hostname);
70 }
71}; 83};
72 84
73struct configuration { 85struct configuration {
74 typedef vector<conf_node *> node_vector; 86 typedef vector<conf_node *> node_vector;
75 node_vector nodes; 87 node_vector nodes;
76 conf_node default_node; 88 conf_node default_node;
77 conf_node *thisnode; 89 conf_node *thisnode;
78 int mtu; // the mtu used for outgoing tunnel packets 90 int mtu; // the mtu used for outgoing tunnel packets
79 int rekey; // rekey interval 91 double rekey; // rekey interval
80 int keepalive; // keepalive probes interval 92 double keepalive; // keepalive probes interval
81 char *ifname; // the interface name (tap0 ...) 93 char *ifname; // the interface name (tap0 ...)
82 bool ifpersist; // should the interface be persistent 94 bool ifpersist; // should the interface be persistent
83 char *prikeyfile; 95 char *prikeyfile;
96 RSA *rsa_key; // our private rsa key
84 loglevel llevel; 97 loglevel llevel;
85 RSA *rsa_key; // our private rsa key 98 u8 ip_proto; // the ip protocol to use
99#if ENABLE_ICMP
100 u8 icmp_type; // the icmp type for the icmp-protocol
101#endif
86 102
87 char *script_if_up; 103 char *script_if_up;
88 char *script_node_up; 104 char *script_node_up;
89 char *script_node_down; 105 char *script_node_down;
106 char *pidfilename;
107
108#if ENABLE_HTTP_PROXY
109 char *proxy_auth; // login:password
110 char *proxy_host; // the proxy hostname, e.g. proxy1.example.net
111 u16 proxy_port; // the proxy port, e.g. 3128
112#endif
113
114#if ENABLE_DNS
115 char *dns_forw_host;
116 u16 dns_forw_port;
117 float dns_timeout_factor;
118 float dns_send_interval;
119 float dns_overlap_factor;
120 int dns_max_outstanding;
121#endif
90 122
91 void init (); 123 void init ();
92 void cleanup (); 124 void cleanup ();
93 void read_config (bool need_keys); 125 void read_config (bool need_keys);
94 void clear_config (); 126 void clear_config ();

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