1 |
/* |
2 |
conf.h -- configuration database |
3 |
|
4 |
This program is free software; you can redistribute it and/or modify |
5 |
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 |
7 |
(at your option) any later version. |
8 |
|
9 |
This program is distributed in the hope that it will be useful, |
10 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 |
GNU General Public License for more details. |
13 |
|
14 |
You should have received a copy of the GNU General Public License |
15 |
along with this program; if not, write to the Free Software |
16 |
Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
17 |
*/ |
18 |
|
19 |
#ifndef VPE_CONF_H__ |
20 |
#define VPE_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 |
|
32 |
#include <vector> |
33 |
|
34 |
#include "slog.h" |
35 |
#include "global.h" |
36 |
|
37 |
#define DEFAULT_REKEY 3600 |
38 |
#define DEFAULT_KEEPALIVE 60 // one keepalive/minute (it's just 8 bytes...) |
39 |
#define DEFAULT_UDPPORT 655 // same as tinc, conflicts would be rare |
40 |
|
41 |
enum { |
42 |
PROT_UDPv4 = 1, // udp over ipv4 |
43 |
PROT_IPv4 = 2, // generic ip protocol |
44 |
PROT_TCPv4 = 4, // tcp over ipv4 (NYI) |
45 |
}; |
46 |
|
47 |
struct conf_node { |
48 |
int id; // the id of this node, a 12-bit-number |
49 |
|
50 |
RSA *rsa_key; // his public key |
51 |
char *nodename; // nodename, an internal nickname. |
52 |
|
53 |
char *hostname; // hostname, if known, or NULL. |
54 |
|
55 |
u8 protocols; // protocols this host can send & receive |
56 |
u16 udp_port; // the port to bind to |
57 |
|
58 |
enum connectmode { C_ONDEMAND, C_NEVER, C_ALWAYS, C_DISABLED } connectmode; |
59 |
bool compress; |
60 |
bool inherit_tos; // inherit TOS in packets send to this destination |
61 |
|
62 |
u32 routerprio; |
63 |
|
64 |
void print (); |
65 |
|
66 |
~conf_node () |
67 |
{ |
68 |
if (rsa_key) |
69 |
RSA_free (rsa_key); |
70 |
|
71 |
free (nodename); |
72 |
free (hostname); |
73 |
} |
74 |
}; |
75 |
|
76 |
struct configuration { |
77 |
typedef vector<conf_node *> node_vector; |
78 |
node_vector nodes; |
79 |
conf_node default_node; |
80 |
conf_node *thisnode; |
81 |
int mtu; // the mtu used for outgoing tunnel packets |
82 |
double rekey; // rekey interval |
83 |
double keepalive; // keepalive probes interval |
84 |
char *ifname; // the interface name (tap0 ...) |
85 |
bool ifpersist; // should the interface be persistent |
86 |
char *prikeyfile; |
87 |
RSA *rsa_key; // our private rsa key |
88 |
loglevel llevel; |
89 |
u8 ip_proto; // the ip protocol to use |
90 |
|
91 |
char *script_if_up; |
92 |
char *script_node_up; |
93 |
char *script_node_down; |
94 |
|
95 |
void init (); |
96 |
void cleanup (); |
97 |
void read_config (bool need_keys); |
98 |
void clear_config (); |
99 |
|
100 |
// create a filename from string, replacing %s by the nodename |
101 |
// and using relative paths under confbase. |
102 |
char *config_filename (const char *name, const char *dflt); |
103 |
|
104 |
void print (); |
105 |
|
106 |
configuration (); |
107 |
~configuration (); |
108 |
}; |
109 |
|
110 |
extern struct configuration conf; |
111 |
|
112 |
#define THISNODE ::conf.thisnode |
113 |
|
114 |
#endif |
115 |
|