/*
tincd.c -- the main file for tincd
- Copyright (C) 1998-2005 Ivo Timmermans
- 2000-2007 Guus Sliepen <guus@tinc-vpn.org>
+ Copyright (C) 2014 Guus Sliepen <guus@meshlink.io>
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
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.
-
- $Id$
+ 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.,
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "system.h"
#include <sys/mman.h>
#endif
-#include LZO1X_H
+#ifndef HAVE_MINGW
+#include <pwd.h>
+#include <grp.h>
+#include <time.h>
+#endif
#include <getopt.h>
#include "conf.h"
-#include "control.h"
#include "crypto.h"
-#include "device.h"
#include "logger.h"
#include "net.h"
#include "netutl.h"
-#include "process.h"
#include "protocol.h"
#include "utils.h"
#include "xalloc.h"
-/* The name this program was run with. */
-char *program_name = NULL;
-
/* If nonzero, display usage information and exit. */
-bool show_help = false;
+static bool show_help = false;
/* If nonzero, print the version on standard output and exit. */
-bool show_version = false;
-
-/* If nonzero, use null ciphers and skip all key exchanges. */
-bool bypass_security = false;
+static bool show_version = false;
-/* If nonzero, disable swapping for this process. */
-bool do_mlock = false;
+char **g_argv; /* a copy of the cmdline arguments */
-/* If nonzero, write log entries to a separate file. */
-bool use_logfile = false;
-
-char *identname = NULL; /* program name for syslog */
-char *controlsocketname = NULL; /* control socket location */
-char *logfilename = NULL; /* log file location */
-char **g_argv; /* a copy of the cmdline arguments */
-
-static int status;
+static int status = 1;
static struct option const long_options[] = {
{"config", required_argument, NULL, 'c'},
{"no-detach", no_argument, NULL, 'D'},
{"debug", optional_argument, NULL, 'd'},
{"bypass-security", no_argument, NULL, 3},
- {"mlock", no_argument, NULL, 'L'},
- {"logfile", optional_argument, NULL, 4},
- {"controlsocket", required_argument, NULL, 5},
+ {"option", required_argument, NULL, 'o'},
{NULL, 0, NULL, 0}
};
#ifdef HAVE_MINGW
static struct WSAData wsa_state;
+CRITICAL_SECTION mutex;
+int main2(int argc, char **argv);
#endif
-static void usage(bool status)
-{
+static void usage(bool status) {
if(status)
- fprintf(stderr, _("Try `%s --help\' for more information.\n"),
- program_name);
+ fprintf(stderr, "Try `tincd --help\' for more information.\n");
else {
- printf(_("Usage: %s [option]...\n\n"), program_name);
- printf(_( " -c, --config=DIR Read configuration options from DIR.\n"
+ printf("Usage: tincd [option]...\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"
- " -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"
" --bypass-security Disables meta protocol security, for debugging.\n"
+ " -o, --option[HOST.]KEY=VALUE Set global/host configuration value.\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"));
+ " --version Output version information and exit.\n\n");
+ printf("Report bugs to bugs@meshlink.io.\n");
}
}
-static bool parse_options(int argc, char **argv)
-{
+static bool parse_options(int argc, char **argv) {
+ config_t *cfg;
int r;
int option_index = 0;
+ int lineno = 0;
- while((r = getopt_long(argc, argv, "c:DLd::n:", long_options, &option_index)) != EOF) {
+ while((r = getopt_long(argc, argv, "c:DLd::n:o:RU:", long_options, &option_index)) != EOF) {
switch (r) {
- case 0: /* long option */
+ case 0: /* long option */
break;
- case 'c': /* config file */
+ case 'c': /* config file */
confbase = xstrdup(optarg);
break;
- case 'D': /* no detach */
- do_detach = false;
- break;
-
- case 'L': /* no detach */
- do_mlock = true;
- break;
-
- case 'd': /* inc debug level */
+ case 'd': /* increase debug level */
+ if(!optarg && optind < argc && *argv[optind] != '-')
+ optarg = argv[optind++];
if(optarg)
- debug_level = atoi(optarg);
+ mesh->debug_level = atoi(optarg);
else
- debug_level++;
- break;
-
- case 'n': /* net name given */
- netname = xstrdup(optarg);
+ mesh->debug_level++;
break;
- case 1: /* show help */
+ case 1: /* show help */
show_help = true;
break;
- case 2: /* show version */
+ case 2: /* show version */
show_version = true;
break;
- case 3: /* bypass security */
+ case 3: /* bypass security */
bypass_security = true;
break;
- case 4: /* write log entries to a file */
- use_logfile = true;
- if(optarg)
- logfilename = xstrdup(optarg);
- break;
-
- case 5: /* open control socket here */
- controlsocketname = xstrdup(optarg);
- break;
-
- case '?':
+ case '?': /* wrong options */
usage(true);
return false;
}
}
- return true;
-}
-
-/*
- Set all files and paths according to netname
-*/
-static void make_names(void)
-{
-#ifdef HAVE_MINGW
- HKEY key;
- char installdir[1024] = "";
- long len = sizeof(installdir);
-#endif
-
- if(netname)
- asprintf(&identname, "tinc.%s", netname);
- else
- identname = xstrdup("tinc");
-
-#ifdef HAVE_MINGW
- if(!RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\tinc", 0, KEY_READ, &key)) {
- if(!RegQueryValueEx(key, NULL, 0, 0, installdir, &len)) {
- if(!logfilename)
- asprintf(&logfilename, "%s/log/%s.log", identname);
- if(!confbase) {
- if(netname)
- asprintf(&confbase, "%s/%s", installdir, netname);
- else
- asprintf(&confbase, "%s", installdir);
- }
- }
- RegCloseKey(key);
- if(*installdir)
- return;
+ if(optind < argc) {
+ fprintf(stderr, "%s: unrecognized argument '%s'\n", argv[0], argv[optind]);
+ usage(true);
+ return false;
}
-#endif
-
- if(!controlsocketname)
- asprintf(&controlsocketname, LOCALSTATEDIR "/run/%s.control", identname);
- if(!logfilename)
- asprintf(&logfilename, LOCALSTATEDIR "/log/%s.log", identname);
-
- if(netname) {
- if(!confbase)
- asprintf(&confbase, CONFDIR "/tinc/%s", netname);
- else
- logger(LOG_INFO, _("Both netname and configuration directory given, using the latter..."));
- } else {
- if(!confbase)
- asprintf(&confbase, CONFDIR "/tinc");
- }
+ return true;
}
-int main(int argc, char **argv)
-{
- program_name = argv[0];
-
- setlocale(LC_ALL, "");
- bindtextdomain(PACKAGE, LOCALEDIR);
- textdomain(PACKAGE);
-
+int old_main(int argc, char **argv) {
if(!parse_options(argc, argv))
return 1;
-
- make_names();
if(show_version) {
- printf(_("%s version %s (built %s %s, protocol %d)\n"), PACKAGE,
- VERSION, __DATE__, __TIME__, PROT_CURRENT);
- printf(_("Copyright (C) 1998-2007 Ivo Timmermans, Guus Sliepen and others.\n"
+ printf("%s version %s (built %s %s, protocol %d.%d)\n", PACKAGE,
+ VERSION, __DATE__, __TIME__, PROT_MAJOR, PROT_MINOR);
+ printf("Copyright (C) 1998-2014 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"));
+ "see the file COPYING for details.\n");
return 0;
}
return 0;
}
- openlogger("tinc", use_logfile?LOGMODE_FILE:LOGMODE_STDERR);
-
- if(!event_init()) {
- logger(LOG_ERR, _("Error initializing libevent!"));
+#ifdef HAVE_MINGW
+ if(WSAStartup(MAKEWORD(2, 2), &wsa_state)) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "System call `%s' failed: %s", "WSAStartup", winerror(GetLastError()));
return 1;
}
-
- if(!init_control())
- return 1;
-
- /* Lock all pages into memory if requested */
-
- if(do_mlock)
-#ifdef HAVE_MLOCKALL
- if(mlockall(MCL_CURRENT | MCL_FUTURE)) {
- logger(LOG_ERR, _("System call `%s' failed: %s"), "mlockall",
- strerror(errno));
-#else
- {
- logger(LOG_ERR, _("mlockall() not supported on this platform!"));
#endif
- return -1;
- }
+
+ openlogger("tinc", LOGMODE_STDERR);
g_argv = argv;
/* Slllluuuuuuurrrrp! */
- srand(time(NULL));
+ gettimeofday(&now, NULL);
+ srand(now.tv_sec + now.tv_usec);
crypto_init();
if(!read_server_config())
return 1;
- if(lzo_init() != LZO_E_OK) {
- logger(LOG_ERR, _("Error initializing LZO compressor!"));
- return 1;
- }
-
-#ifdef HAVE_MINGW
- if(WSAStartup(MAKEWORD(2, 2), &wsa_state)) {
- logger(LOG_ERR, _("System call `%s' failed: %s"), "WSAStartup", winerror(GetLastError()));
- return 1;
- }
-
- if(!do_detach || !init_service())
- return main2(argc, argv);
- else
- return 1;
-}
-
-int main2(int argc, char **argv)
-{
-#endif
-
- if(!detach())
- return 1;
-
+ char *priority = NULL;
- /* Setup sockets and open device. */
+ /* Setup sockets. */
- if(!setup_network_connections())
+ if(!setup_network())
goto end;
/* Start main loop. It only exits when tinc is killed. */
+ logger(DEBUG_ALWAYS, LOG_NOTICE, "Ready");
+
+ try_outgoing_connections();
+
status = main_loop();
/* Shutdown properly. */
+end:
close_network_connections();
- ifdebug(CONNECTIONS)
- dump_device_stats();
-
-end:
- logger(LOG_NOTICE, _("Terminating"));
+ logger(DEBUG_ALWAYS, LOG_NOTICE, "Terminating");
-#ifndef HAVE_MINGW
- exit_control();
-#endif
+ free(priority);
crypto_exit();
+ exit_configuration(&config_tree);
+
return status;
}