+++ /dev/null
-/*
- tincd.c -- the main file for tincd
- Copyright (C) 1998-2002 Ivo Timmermans <ivo@o2w.nl>
- 2000-2002 Guus Sliepen <guus@sliepen.warande.net>
-
- 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
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- $Id: pokey.c,v 1.3 2002/04/28 12:46:26 zarq Exp $
-*/
-
-#include "config.h"
-
-#include <errno.h>
-#include <fcntl.h>
-#include <getopt.h>
-#include <signal.h>
-#include <stdio.h>
-#include <sys/types.h>
-#include <syslog.h>
-#include <unistd.h>
-#include <signal.h>
-#include <string.h>
-#include <termios.h>
-
-#ifdef HAVE_SYS_IOCTL_H
-# include <sys/ioctl.h>
-#endif
-
-#include <openssl/rand.h>
-#include <openssl/rsa.h>
-#include <openssl/pem.h>
-#include <openssl/evp.h>
-
-#include <gtk/gtk.h>
-#include <glade/glade.h>
-
-#include <utils.h>
-#include <xalloc.h>
-
-#include "conf.h"
-#include "interface.h"
-#include "net.h"
-#include "netutl.h"
-#include "process.h"
-#include "protocol.h"
-#include "subnet.h"
-#include "logging.h"
-
-#include "system.h"
-
-/* The name this program was run with. */
-char *program_name;
-
-/* If nonzero, display usage information and exit. */
-int show_help;
-
-/* If nonzero, print the version on standard output and exit. */
-int show_version;
-
-/* If nonzero, it will attempt to kill a running tincd and exit. */
-int kill_tincd = 0;
-
-/* If nonzero, generate public/private keypair for this host/net. */
-int generate_keys = 0;
-
-/* If nonzero, use null ciphers and skip all key exchanges. */
-int bypass_security = 0;
-
-char *identname; /* program name for syslog */
-char *pidfilename; /* pid file location */
-char **g_argv; /* a copy of the cmdline arguments */
-char **environment; /* A pointer to the environment on startup */
-
-/* GTK Interface */
-GladeXML *xml = NULL;
-
-
-static struct option const long_options[] =
-{
- { "config", required_argument, NULL, 'c' },
- { "kill", optional_argument, NULL, 'k' },
- { "net", required_argument, NULL, 'n' },
- { "help", no_argument, &show_help, 1 },
- { "version", no_argument, &show_version, 1 },
- { "no-detach", no_argument, &do_detach, 0 },
- { "generate-keys", optional_argument, NULL, 'K'},
- { "debug", optional_argument, NULL, 'd'},
- { "bypass-security", no_argument, &bypass_security, 1 },
- { NULL, 0, NULL, 0 }
-};
-
-static void
-usage(int status)
-{
- if(status != 0)
- fprintf(stderr, _("Try `%s --help\' for more information.\n"), program_name);
- else
- {
- printf(_("Usage: %s [option]...\n\n"), program_name);
- printf(_(" -c, --config=DIR Read configuration options from DIR.\n"
- " -D, --no-detach Don't fork and detach.\n"
- " -d, --debug[=LEVEL] Increase debug level or set it to LEVEL.\n"
- " -k, --kill[=SIGNAL] Attempt to kill a running tincd and exit.\n"
- " -n, --net=NETNAME Connect to net NETNAME.\n"));
- printf(_(" -K, --generate-keys[=BITS] Generate public/private RSA keypair.\n"
- " --help Display this help and exit.\n"
- " --version Output version information and exit.\n\n"));
- printf(_("Report bugs to tinc@nl.linux.org.\n"));
- }
- exit(status);
-}
-
-void
-parse_options(int argc, char **argv, char **envp)
-{
- int r;
- int option_index = 0;
-
- while((r = getopt_long(argc, argv, "c:Dd::k::n:K::", long_options, &option_index)) != EOF)
- {
- switch(r)
- {
- case 0: /* long option */
- break;
- case 'c': /* config file */
- confbase = xmalloc(strlen(optarg)+1);
- strcpy(confbase, optarg);
- break;
- case 'D': /* no detach */
- do_detach = 0;
- break;
- case 'd': /* inc debug level */
- if(optarg)
- debug_lvl = atoi(optarg);
- else
- debug_lvl++;
- break;
- case 'k': /* kill old tincds */
- kill_tincd = optarg?atoi(optarg):SIGTERM;
- break;
- case 'n': /* net name given */
- netname = xmalloc(strlen(optarg)+1);
- strcpy(netname, optarg);
- break;
- case 'K': /* generate public/private keypair */
- if(optarg)
- {
- generate_keys = atoi(optarg);
- if(generate_keys < 512)
- {
- fprintf(stderr, _("Invalid argument `%s'; BITS must be a number equal to or greater than 512.\n"),
- optarg);
- usage(1);
- }
- generate_keys &= ~7; /* Round it to bytes */
- }
- else
- generate_keys = 1024;
- break;
- case '?':
- usage(1);
- default:
- break;
- }
- }
-}
-
-/* This function prettyprints the key generation process */
-
-void indicator(int a, int b, void *p)
-{
- switch(a)
- {
- case 0:
- fprintf(stderr, ".");
- break;
- case 1:
- fprintf(stderr, "+");
- break;
- case 2:
- fprintf(stderr, "-");
- break;
- case 3:
- switch(b)
- {
- case 0:
- fprintf(stderr, " p\n");
- break;
- case 1:
- fprintf(stderr, " q\n");
- break;
- default:
- fprintf(stderr, "?");
- }
- break;
- default:
- fprintf(stderr, "?");
- }
-}
-
-/*
- Generate a public/private RSA keypair, and ask for a file to store
- them in.
-*/
-int keygen(int bits)
-{
- RSA *rsa_key;
- FILE *f;
- char *name = NULL;
- char *filename;
-
- fprintf(stderr, _("Generating %d bits keys:\n"), bits);
- rsa_key = RSA_generate_key(bits, 0xFFFF, indicator, NULL);
-
- if(!rsa_key)
- {
- fprintf(stderr, _("Error during key generation!\n"));
- return -1;
- }
- else
- fprintf(stderr, _("Done.\n"));
-
- get_config_string(lookup_config(config_tree, "Name"), &name);
-
- if(name)
- asprintf(&filename, "%s/hosts/%s", confbase, name);
- else
- asprintf(&filename, "%s/rsa_key.pub", confbase);
-
- if((f = ask_and_safe_open(filename, _("public RSA key"), "a")) == NULL)
- return -1;
-
- if(ftell(f))
- fprintf(stderr, _("Appending key to existing contents.\nMake sure only one key is stored in the file.\n"));
-
- PEM_write_RSAPublicKey(f, rsa_key);
- fclose(f);
- free(filename);
-
- asprintf(&filename, "%s/rsa_key.priv", confbase);
- if((f = ask_and_safe_open(filename, _("private RSA key"), "a")) == NULL)
- return -1;
-
- if(ftell(f))
- fprintf(stderr, _("Appending key to existing contents.\nMake sure only one key is stored in the file.\n"));
-
- PEM_write_RSAPrivateKey(f, rsa_key, NULL, NULL, 0, NULL, NULL);
- fclose(f);
- free(filename);
-
- return 0;
-}
-
-/*
- Set all files and paths according to netname
-*/
-void make_names(void)
-{
- if(netname)
- {
- if(!pidfilename)
- asprintf(&pidfilename, LOCALSTATEDIR "/run/tinc.%s.pid", netname);
- if(!confbase)
- asprintf(&confbase, "%s/tinc/%s", CONFDIR, netname);
- else
- log(0, LOG_INFO,
- _("Both netname and configuration directory given, using the latter..."));
- if(!identname)
- asprintf(&identname, "tinc.%s", netname);
- }
- else
- {
- if(!pidfilename)
- pidfilename = LOCALSTATEDIR "/run/tinc.pid";
- if(!confbase)
- asprintf(&confbase, "%s/tinc", CONFDIR);
- if(!identname)
- identname = "tinc";
- }
-}
-
-int
-main(int argc, char **argv, char **envp)
-{
- char *fake_argv[] = { argv[0], NULL };
- program_name = argv[0];
-
- setlocale (LC_ALL, "");
- bindtextdomain (PACKAGE, LOCALEDIR);
- textdomain (PACKAGE);
-
- environment = envp;
- parse_options(argc, argv, envp);
-
- if(show_version)
- {
- printf(_("%s version %s (built %s %s, protocol %d)\n"), PACKAGE, VERSION, __DATE__, __TIME__, PROT_CURRENT);
- printf(_("Copyright (C) 1998-2002 Ivo Timmermans, Guus Sliepen and others.\n"
- "See the AUTHORS file for a complete list.\n\n"
- "tinc comes with ABSOLUTELY NO WARRANTY. This is free software,\n"
- "and you are welcome to redistribute it under certain conditions;\n"
- "see the file COPYING for details.\n"));
-
- return 0;
- }
-
- if(show_help)
- usage(0);
-
- log_add_hook(log_default);
-
- gnome_init("Pokey", "0.0", 1, fake_argv);
-
- g_argv = argv;
-
- make_names();
- init_configuration(&config_tree);
-
- /* Slllluuuuuuurrrrp! */
-cp
- RAND_load_file("/dev/urandom", 1024);
-
-#ifdef HAVE_SSLEAY_ADD_ALL_ALGORITHMS
- SSLeay_add_all_algorithms();
-#else
- OpenSSL_add_all_algorithms();
-#endif
-
-cp
- if(read_server_config())
- exit(1);
-cp
- setup_signals();
-
- if(init_interface())
- {
- log(0, TLOG_ERROR,
- _("Could not setup all necessary interface elements.\n"));
- exit(1);
- }
-
- if(!setup_network_connections())
- {
- main_loop();
- cleanup_and_exit(1);
- }
-
- log_add_hook(log_default);
-
- log(0, TLOG_ERROR,
- _("Could not set up network connections"));
- cp_trace();
-
- return 1;
-}
projects / tinc / blobdiff