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Comparing gvpe/src/conf.h (file contents):
Revision 1.12 by pcg, Mon Apr 7 01:12:56 2003 UTC vs.
Revision 1.32 by pcg, Mon Dec 5 12:58:09 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. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 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__
24
25#include <vector>
21 26
22#include <openssl/rsa.h> 27#include <openssl/rsa.h>
23
24#include <vector>
25 28
26#include "slog.h" 29#include "slog.h"
27#include "global.h" 30#include "global.h"
28 31
29#define DEFAULT_REKEY 3600 32#define DEFAULT_REKEY 3600
30#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...)
31#define DEFAULT_UDPPORT 655 // same as tinc, conflicts would be rare 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
32 42
33enum { 43enum
44{
34 PROT_UDPv4 = 1, // udp over ipv4 45 PROT_UDPv4 = 0x01, // udp over ipv4
35 PROT_IPv4 = 2, // generic ip protocol 46 PROT_IPv4 = 0x02, // generic ip protocol
36 PROT_TCPv4 = 4, // tcp over ipv4 (NYI) 47 PROT_TCPv4 = 0x04, // tcp over ipv4 (server)
48 PROT_ICMPv4 = 0x08, // icmp over ipv4
49 PROT_DNSv4 = 0x10, // dns tunnel ipv4 (server)
37}; 50};
51
52#define PROT_RELIABLE (PROT_TCPv4 | PROT_DNSv4)
53#define PROT_SLOW PROT_DNSv4
38 54
39// select the "best" protocol of the available ones 55// select the "best" protocol of the available ones
40u8 best_protocol (u8 protset); 56u8 best_protocol (u8 protset);
41const char *strprotocol (u8 protocol); 57const char *strprotocol (u8 protocol);
42 58
43struct conf_node { 59struct conf_node
60{
44 int id; // the id of this node, a 12-bit-number 61 int id; // the id of this node, a 12-bit-number
45 62
46 RSA *rsa_key; // his public key 63 RSA *rsa_key; // his public key
47 char *nodename; // nodename, an internal nickname. 64 char *nodename; // nodename, an internal nickname.
48
49 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;
50 72
51 u8 protocols; // protocols this host can send & receive 73 u8 protocols; // protocols this host can send & receive
52 u16 udp_port, tcp_port; // the port to bind to 74 u16 udp_port, tcp_port; // the port to bind to
75 int max_retry;
53 76
54 enum connectmode { C_ONDEMAND, C_NEVER, C_ALWAYS, C_DISABLED } connectmode; 77 enum connectmode { C_ONDEMAND, C_NEVER, C_ALWAYS, C_DISABLED } connectmode;
55 bool compress; 78 bool compress;
56 bool inherit_tos; // inherit TOS in packets send to this destination 79 bool inherit_tos; // inherit TOS in packets send to this destination
57 80
81 vector<const char *> allow_direct;
82 vector<const char *> deny_direct;
83
58 u32 routerprio; 84 u32 routerprio;
85
86 bool can_direct (struct conf_node *other);
59 87
60 void print (); 88 void print ();
61 89
62 ~conf_node (); 90 ~conf_node ();
63}; 91};
64 92
65struct configuration { 93struct configuration
94{
66 typedef vector<conf_node *> node_vector; 95 typedef vector<conf_node *> node_vector;
67 node_vector nodes; 96 node_vector nodes;
68 conf_node default_node; 97 conf_node default_node;
69 conf_node *thisnode; 98 conf_node *thisnode;
70 int mtu; // the mtu used for outgoing tunnel packets 99 int mtu; // the mtu used for outgoing tunnel packets
… …
73 char *ifname; // the interface name (tap0 ...) 102 char *ifname; // the interface name (tap0 ...)
74 bool ifpersist; // should the interface be persistent 103 bool ifpersist; // should the interface be persistent
75 char *prikeyfile; 104 char *prikeyfile;
76 RSA *rsa_key; // our private rsa key 105 RSA *rsa_key; // our private rsa key
77 loglevel llevel; 106 loglevel llevel;
78 u8 ip_proto; // the ip protocol to use 107 u8 ip_proto; // the ip protocol to use
108#if ENABLE_ICMP
109 u8 icmp_type; // the icmp type for the icmp-protocol
110#endif
79 111
80 char *script_if_up; 112 char *script_if_up;
81 char *script_node_up; 113 char *script_node_up;
82 char *script_node_down; 114 char *script_node_down;
115 char *pidfilename;
83 116
84#if ENABLE_HTTP_PROXY 117#if ENABLE_HTTP_PROXY
85 char *proxy_auth; // login:password 118 char *proxy_auth; // login:password
86 char *proxy_host; // the proxy hostname, e.g. proxy1.example.net 119 char *proxy_host; // the proxy hostname, e.g. proxy1.example.net
87 u16 proxy_port; // the proxy port, e.g. 3128 120 u16 proxy_port; // the proxy port, e.g. 3128
88#endif 121#endif
89 122
123#if ENABLE_DNS
124 char *dns_forw_host;
125 u16 dns_forw_port;
126 float dns_timeout_factor;
127 float dns_send_interval;
128 float dns_overlap_factor;
129 int dns_max_outstanding;
130#endif
131
90 void init (); 132 void init ();
91 void cleanup (); 133 void cleanup ();
92 void read_config (bool need_keys);
93 void clear_config (); 134 void clear ();
94 135
95 // create a filename from string, replacing %s by the nodename 136 // create a filename from string, replacing %s by the nodename
96 // and using relative paths under confbase. 137 // and using relative paths under confbase.
97 char *config_filename (const char *name, const char *dflt); 138 char *config_filename (const char *name, const char *dflt);
98 139
… …
100 141
101 configuration (); 142 configuration ();
102 ~configuration (); 143 ~configuration ();
103}; 144};
104 145
146struct configuration_parser
147{
148 configuration &conf;
149
150 bool need_keys;
151 conf_node *node;
152
153 int argc;
154 char **argv;
155
156 configuration_parser (configuration &conf, bool need_keys, int argc, char **argv);
157
158 const char *parse_line (char *line);
159 void parse_argv ();
160};
161
105extern struct configuration conf; 162extern struct configuration conf;
106 163
107#define THISNODE ::conf.thisnode 164#define THISNODE ::conf.thisnode
108 165
109#endif 166#endif

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