/*
tincd.c -- the main file for tincd
- Copyright (C) 1998-2004 Ivo Timmermans <ivo@tinc-vpn.org>
- 2000-2004 Guus Sliepen <guus@tinc-vpn.org>
+ Copyright (C) 1998-2005 Ivo Timmermans
+ 2000-2007 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
#include <openssl/rsa.h>
#include <openssl/pem.h>
#include <openssl/evp.h>
+#include <openssl/engine.h>
-#include <lzo1x.h>
+#include LZO1X_H
#include <getopt.h>
-#include "pidfile.h"
#include "conf.h"
+#include "control.h"
#include "device.h"
#include "logger.h"
#include "net.h"
/* If nonzero, print the version on standard output and exit. */
bool show_version = false;
-/* 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;
bool use_logfile = false;
char *identname = NULL; /* program name for syslog */
-char *pidfilename = NULL; /* pid file location */
+char *controlsocketname = NULL; /* control socket location */
char *logfilename = NULL; /* log file location */
char **g_argv; /* a copy of the cmdline arguments */
static struct option const long_options[] = {
{"config", required_argument, NULL, 'c'},
- {"kill", optional_argument, NULL, 'k'},
{"net", required_argument, NULL, 'n'},
{"help", no_argument, NULL, 1},
{"version", no_argument, NULL, 2},
{"bypass-security", no_argument, NULL, 3},
{"mlock", no_argument, NULL, 'L'},
{"logfile", optional_argument, NULL, 4},
- {"pidfile", required_argument, NULL, 5},
+ {"controlsocket", required_argument, NULL, 5},
{NULL, 0, NULL, 0}
};
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"
- " -K, --generate-keys[=BITS] Generate public/private RSA keypair.\n"
- " -L, --mlock Lock tinc into main memory.\n"
- " --logfile[=FILENAME] Write log entries to a logfile.\n"
- " --pidfile=FILENAME Write PID to FILENAME.\n"
- " --help Display this help and exit.\n"
- " --version Output version information and exit.\n\n"));
+ 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"
+ " -n, --net=NETNAME Connect to net NETNAME.\n"
+ " -K, --generate-keys[=BITS] Generate public/private RSA keypair.\n"
+ " -L, --mlock Lock tinc into main memory.\n"
+ " --logfile[=FILENAME] Write log entries to a logfile.\n"
+ " --controlsocket=FILENAME Open control socket at FILENAME.\n"
+ " --help Display this help and exit.\n"
+ " --version Output version information and exit.\n\n"));
printf(_("Report bugs to tinc@tinc-vpn.org.\n"));
}
}
int r;
int option_index = 0;
- while((r = getopt_long(argc, argv, "c:DLd::k::n:K::", long_options, &option_index)) != EOF) {
+ while((r = getopt_long(argc, argv, "c:DLd::n:K::", long_options, &option_index)) != EOF) {
switch (r) {
case 0: /* long option */
break;
debug_level++;
break;
- case 'k': /* kill old tincds */
-#ifndef HAVE_MINGW
- if(optarg) {
- if(!strcasecmp(optarg, "HUP"))
- kill_tincd = SIGHUP;
- else if(!strcasecmp(optarg, "TERM"))
- kill_tincd = SIGTERM;
- else if(!strcasecmp(optarg, "KILL"))
- kill_tincd = SIGKILL;
- else if(!strcasecmp(optarg, "USR1"))
- kill_tincd = SIGUSR1;
- else if(!strcasecmp(optarg, "USR2"))
- kill_tincd = SIGUSR2;
- else if(!strcasecmp(optarg, "WINCH"))
- kill_tincd = SIGWINCH;
- else if(!strcasecmp(optarg, "INT"))
- kill_tincd = SIGINT;
- else if(!strcasecmp(optarg, "ALRM"))
- kill_tincd = SIGALRM;
- else {
- kill_tincd = atoi(optarg);
-
- if(!kill_tincd) {
- fprintf(stderr, _("Invalid argument `%s'; SIGNAL must be a number or one of HUP, TERM, KILL, USR1, USR2, WINCH, INT or ALRM.\n"),
- optarg);
- usage(true);
- return false;
- }
- }
- } else
- kill_tincd = SIGTERM;
-#else
- kill_tincd = 1;
-#endif
- break;
-
case 'n': /* net name given */
netname = xstrdup(optarg);
break;
logfilename = xstrdup(optarg);
break;
- case 5: /* write PID to a file */
- pidfilename = xstrdup(optarg);
+ case 5: /* open control socket here */
+ controlsocketname = xstrdup(optarg);
break;
case '?':
}
#endif
- if(!pidfilename)
- asprintf(&pidfilename, LOCALSTATEDIR "/run/%s.pid", identname);
+ if(!controlsocketname)
+ asprintf(&controlsocketname, LOCALSTATEDIR "/run/%s.control", identname);
if(!logfilename)
asprintf(&logfilename, LOCALSTATEDIR "/log/%s.log", identname);
if(show_version) {
printf(_("%s version %s (built %s %s, protocol %d)\n"), PACKAGE,
VERSION, __DATE__, __TIME__, PROT_CURRENT);
- printf(_("Copyright (C) 1998-2004 Ivo Timmermans, Guus Sliepen and others.\n"
+ printf(_("Copyright (C) 1998-2007 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"
return 0;
}
- if(kill_tincd)
- return !kill_other(kill_tincd);
-
openlogger("tinc", use_logfile?LOGMODE_FILE:LOGMODE_STDERR);
+ if(!event_init()) {
+ logger(LOG_ERR, _("Error initializing libevent!"));
+ return 1;
+ }
+
+ if(!init_control())
+ return 1;
+
/* Lock all pages into memory if requested */
if(do_mlock)
/* Slllluuuuuuurrrrp! */
+ srand(time(NULL));
RAND_load_file("/dev/urandom", 1024);
+ ENGINE_load_builtin_engines();
+ ENGINE_register_all_complete();
+
OpenSSL_add_all_algorithms();
if(generate_keys) {
logger(LOG_NOTICE, _("Terminating"));
#ifndef HAVE_MINGW
- remove_pid(pidfilename);
+ exit_control();
#endif
+
+ EVP_cleanup();
return status;
}