/*
net_setup.c -- Setup.
- Copyright (C) 1998-2003 Ivo Timmermans <ivo@o2w.nl>,
- 2000-2003 Guus Sliepen <guus@sliepen.eu.org>
+ Copyright (C) 1998-2005 Ivo Timmermans,
+ 2000-2008 Guus Sliepen <guus@tinc-vpn.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: net_setup.c,v 1.1.2.46 2003/11/17 15:30:17 guus Exp $
+ $Id$
*/
#include "system.h"
bool read_rsa_private_key(void)
{
FILE *fp;
- char *fname, *key;
+ char *fname, *key, *pubkey;
struct stat s;
cp();
if(get_config_string(lookup_config(config_tree, "PrivateKey"), &key)) {
+ if(!get_config_string(lookup_config(myself->connection->config_tree, "PublicKey"), &pubkey)) {
+ logger(LOG_ERR, _("PrivateKey used but no PublicKey found!"));
+ return false;
+ }
myself->connection->rsa_key = RSA_new();
// RSA_blinding_on(myself->connection->rsa_key, NULL);
BN_hex2bn(&myself->connection->rsa_key->d, key);
+ BN_hex2bn(&myself->connection->rsa_key->n, pubkey);
BN_hex2bn(&myself->connection->rsa_key->e, "FFFF");
free(key);
+ free(pubkey);
return true;
}
myself->name = name;
myself->connection->name = xstrdup(name);
- if(!read_rsa_private_key())
- return false;
-
if(!read_connection_config(myself->connection)) {
logger(LOG_ERR, _("Cannot open host configuration file for myself!"));
return false;
}
- if(!read_rsa_public_key(myself->connection))
+ if(!read_rsa_private_key())
return false;
- if(!get_config_string
- (lookup_config(myself->connection->config_tree, "Port"), &myport))
+ if(!get_config_string(lookup_config(myself->connection->config_tree, "Port"), &myport))
asprintf(&myport, "655");
/* Read in all the subnets specified in the host configuration file */
/* Check some options */
- if(get_config_bool(lookup_config(config_tree, "IndirectData"), &choice))
- if(choice)
- myself->options |= OPTION_INDIRECT;
+ if(get_config_bool(lookup_config(config_tree, "IndirectData"), &choice) && choice)
+ myself->options |= OPTION_INDIRECT;
+
+ if(get_config_bool(lookup_config(config_tree, "TCPOnly"), &choice) && choice)
+ myself->options |= OPTION_TCPONLY;
- if(get_config_bool(lookup_config(config_tree, "TCPOnly"), &choice))
- if(choice)
- myself->options |= OPTION_TCPONLY;
+ if(get_config_bool(lookup_config(myself->connection->config_tree, "IndirectData"), &choice) && choice)
+ myself->options |= OPTION_INDIRECT;
- if(get_config_bool(lookup_config(myself->connection->config_tree, "IndirectData"), &choice))
- if(choice)
- myself->options |= OPTION_INDIRECT;
+ if(get_config_bool(lookup_config(myself->connection->config_tree, "TCPOnly"), &choice) && choice)
+ myself->options |= OPTION_TCPONLY;
- if(get_config_bool(lookup_config(myself->connection->config_tree, "TCPOnly"), &choice))
- if(choice)
- myself->options |= OPTION_TCPONLY;
+ if(!get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) || choice)
+ myself->options |= OPTION_PMTU_DISCOVERY;
if(myself->options & OPTION_TCPONLY)
myself->options |= OPTION_INDIRECT;
if(!get_config_int(lookup_config(config_tree, "MACExpire"), &macexpire))
macexpire = 600;
- if(get_config_int(lookup_config(myself->connection->config_tree, "MaxTimeout"), &maxtimeout)) {
+ if(get_config_int(lookup_config(config_tree, "MaxTimeout"), &maxtimeout)) {
if(maxtimeout <= 0) {
logger(LOG_ERR, _("Bogus maximum timeout!"));
return false;
myself->connection->outcipher = EVP_bf_ofb();
myself->key = xmalloc(myself->keylength);
- RAND_pseudo_bytes(myself->key, myself->keylength);
+ RAND_pseudo_bytes((unsigned char *)myself->key, myself->keylength);
if(!get_config_int(lookup_config(config_tree, "KeyExpire"), &keylifetime))
keylifetime = 3600;
if(myself->cipher) {
EVP_CIPHER_CTX_init(&packet_ctx);
- if(!EVP_DecryptInit_ex(&packet_ctx, myself->cipher, NULL, myself->key, myself->key + myself->cipher->key_len)) {
+ if(!EVP_DecryptInit_ex(&packet_ctx, myself->cipher, NULL, (unsigned char *)myself->key, (unsigned char *)myself->key + myself->cipher->key_len)) {
logger(LOG_ERR, _("Error during initialisation of cipher for %s (%s): %s"),
myself->name, myself->hostname, ERR_error_string(ERR_get_error(), NULL));
return false;
myself->nexthop = myself;
myself->via = myself;
- myself->status.active = true;
myself->status.reachable = true;
node_add(myself);
for(i = 0; i < 5; i++)
free(envp[i]);
+ /* Run subnet-up scripts for our own subnets */
+
+ subnet_update(myself, NULL, true);
+
/* Open sockets */
get_config_string(lookup_config(config_tree, "BindToAddress"), &address);
free(hostname);
}
- listen_socket[listen_sockets].sa.sa = *aip->ai_addr;
+ memcpy(&listen_socket[listen_sockets].sa, aip->ai_addr, aip->ai_addrlen);
listen_sockets++;
}
now = time(NULL);
+ init_events();
init_connections();
init_subnets();
init_nodes();
init_edges();
- init_events();
init_requests();
- if(get_config_int(lookup_config(config_tree, "PingTimeout"), &pingtimeout)) {
- if(pingtimeout < 1) {
- pingtimeout = 86400;
+ if(get_config_int(lookup_config(config_tree, "PingInterval"), &pinginterval)) {
+ if(pinginterval < 1) {
+ pinginterval = 86400;
}
} else
- pingtimeout = 60;
+ pinginterval = 60;
+
+ if(!get_config_int(lookup_config(config_tree, "PingTimeout"), &pingtimeout))
+ pingtimeout = 5;
+ if(pingtimeout < 1 || pingtimeout > pinginterval)
+ pingtimeout = pinginterval;
+
+ if(!get_config_int(lookup_config(config_tree, "MaxOutputBufferSize"), &maxoutbufsize))
+ maxoutbufsize = 4 * MTU;
if(!setup_myself())
return false;
for(node = connection_tree->head; node; node = next) {
next = node->next;
c = node->data;
-
- if(c->outgoing)
- free(c->outgoing->name), free(c->outgoing), c->outgoing = NULL;
+ c->outgoing = false;
terminate_connection(c, false);
}
- if(myself && myself->connection)
+ list_delete_list(outgoing_list);
+
+ if(myself && myself->connection) {
+ subnet_update(myself, NULL, false);
terminate_connection(myself->connection, false);
+ free_connection(myself->connection);
+ }
for(i = 0; i < listen_sockets; i++) {
close(listen_socket[i].tcp);
close(listen_socket[i].udp);
}
- exit_requests();
- exit_events();
- exit_edges();
- exit_subnets();
- exit_nodes();
- exit_connections();
-
asprintf(&envp[0], "NETNAME=%s", netname ? : "");
asprintf(&envp[1], "DEVICE=%s", device ? : "");
asprintf(&envp[2], "INTERFACE=%s", iface ? : "");
asprintf(&envp[3], "NAME=%s", myself->name);
envp[4] = NULL;
+ exit_requests();
+ exit_edges();
+ exit_subnets();
+ exit_nodes();
+ exit_connections();
+ exit_events();
+
execute_script("tinc-down", envp);
+ if(myport) free(myport);
+
+ EVP_CIPHER_CTX_cleanup(&packet_ctx);
+
for(i = 0; i < 4; i++)
free(envp[i]);