/*
libmeshlink.h -- Tincd Library
- Copyright (C) 2014 Guus Sliepen <guus@tinc-vpn.org> Saverio Proto <zioproto@gmail.com>
+ Copyright (C) 2014 Guus Sliepen <guus@meshlink.io> Saverio Proto <zioproto@gmail.com>
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
*/
#include "libmeshlink.h"
-#include LZO1X_H
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif
*/
bool setup_meshlink_network(void) {
init_connections();
- init_subnets();
init_nodes();
init_edges();
init_requests();
if(!setup_myself())
return false;
- if(!init_control())
- return false;
-
- /* Run subnet-up scripts for our own subnets */
-
- subnet_update(myself, NULL, true);
-
return true;
}
return true;
}
-/*
- Generate a public/private RSA keypair, and ask for a file to store
- them in.
-*/
-bool rsa_keygen(int bits, bool ask) {
- rsa_t *key;
- FILE *f;
- char *pubname, *privname;
-
- fprintf(stderr, "Generating %d bits keys:\n", bits);
-
- if(!(key = rsa_generate(bits, 0x10001))) {
- fprintf(stderr, "Error during key generation!\n");
- return false;
- } else
- fprintf(stderr, "Done.\n");
-
- xasprintf(&privname, "%s" SLASH "rsa_key.priv", confbase);
- f = ask_and_open(privname, "private RSA key", "a", ask, 0600);
- free(privname);
-
- if(!f)
- return false;
-
- if(!rsa_write_pem_private_key(key, f)) {
- fprintf(stderr, "Error writing private key!\n");
- fclose(f);
- rsa_free(key);
- return false;
- }
-
- fclose(f);
-
- if(name)
- xasprintf(&pubname, "%s" SLASH "hosts" SLASH "%s", confbase, name);
- else
- xasprintf(&pubname, "%s" SLASH "rsa_key.pub", confbase);
-
- f = ask_and_open(pubname, "public RSA key", "a", ask, 0666);
- free(pubname);
-
- if(!f)
- return false;
-
- if(!rsa_write_pem_public_key(key, f)) {
- fprintf(stderr, "Error writing public key!\n");
- fclose(f);
- rsa_free(key);
- return false;
- }
-
- fclose(f);
- rsa_free(key);
-
- return true;
-}
-
static bool try_bind(int port) {
struct addrinfo *ai = NULL;
struct addrinfo hint = {
}
//tinc_setup() should basically do what cmd_init() from src/tincctl.c does, except it doesn't have to generate a tinc-up script.
bool tinc_setup(const char* confbaseapi, const char* name) {
- confbase = confbaseapi;
- make_names();
+ confbase = xstrdup(confbaseapi);
xasprintf(&tinc_conf, "%s" SLASH "tinc.conf", confbase);
xasprintf(&hosts_dir, "%s" SLASH "hosts", confbase);
if(!access(tinc_conf, F_OK)) {
return false;
}
- if(!confbase_given && mkdir(confdir, 0755) && errno != EEXIST) {
- fprintf(stderr, "Could not create directory %s: %s\n", confdir, strerror(errno));
- return false;
- }
-
if(mkdir(confbase, 0777) && errno != EEXIST) {
fprintf(stderr, "Could not create directory %s: %s\n", confbase, strerror(errno));
return false;
fprintf(f, "Name = %s\n", name);
fclose(f);
- if(!rsa_keygen(2048, false) || !ecdsa_keygen(false))
+ if(!ecdsa_keygen(false))
return false;
check_port(name);
}
bool tinc_main_thread(void * in) {
+ static bool status = false;
-static bool status = false;
-
-/* If nonzero, write log entries to a separate file. */
-bool use_logfile = false;
+ /* If nonzero, write log entries to a separate file. */
+ bool use_logfile = false;
-confbase = (char*) in;
+ confbase = (char*) in;
- openlogger("tinc", use_logfile?LOGMODE_FILE:LOGMODE_STDERR);
+ openlogger("tinc", LOGMODE_STDERR);
init_configuration(&config_tree);
if(!read_server_config())
return false;
-#ifdef HAVE_LZO
- if(lzo_init() != LZO_E_OK) {
- logger(DEBUG_ALWAYS, LOG_ERR, "Error initializing LZO compressor!");
- return false;
- }
-#endif
-
//char *priority = NULL; //shoud be not needed in libmeshlink
#ifdef HAVE_MLOCKALL
crypto_exit();
exit_configuration(&config_tree);
- free(cmdline_conf);
- free_names();
return status;
bool tinc_stop();
-bool route_meshlink(node_t *source,vpn_packet_t *packet) {
-
- printf("data %s\n",packet->data);
- printf("data 11%s\n",packet->data+11);
- printf("data 32%s\n",packet->data+32);
- node_t* owner = NULL;
-
- tincpackethdr* hdr = (tincpackethdr*)packet->data;
- owner = lookup_node(hdr->destination);
-
- if (owner == NULL) {
- //Lookup failed
- printf("NULL\n");
- return false;
- }
- printf("lookupnode %s\n",owner->name);
-
- if(!owner->status.reachable) {
- //Do some here
- return false;
- }
-
- //TODO: I skipped here a lot of checks !
-
- send_packet(owner,packet);
-
-}
// can be called from any thread
bool tinc_send_packet(node_t *receiver, const char* buf, unsigned int len) {
vpn_packet_t packet;
tincpackethdr* hdr = malloc(sizeof(tincpackethdr));
-
- if (sizeof(hdr) + len > MAXSIZE) {
+ if (sizeof(tincpackethdr) + len > MAXSIZE) {
//log something
return false;
}
+ memset(hdr->legacymtu,1,sizeof(hdr->legacymtu));
memcpy(hdr->destination,receiver->name,sizeof(hdr->destination));
memcpy(hdr->source,myself->name,sizeof(hdr->source));
packet.priority = 0;
+ packet.len = sizeof(tincpackethdr) + len;
- memcpy(packet.data,hdr,32);
- memcpy(packet.data+32,buf,len);
+ memcpy(packet.data,hdr,sizeof(tincpackethdr));
+ memcpy(packet.data+sizeof(tincpackethdr),buf,len);
myself->in_packets++;
myself->in_bytes += packet.len;
- route_meshlink(myself, &packet);
+ route(myself, &packet);
return true;
}
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