Return to swanctl.c CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / strongswan / src / swanctl

Strongswan

    1: /*
    2:  * Copyright (C) 2018 Tobias Brunner
    3:  * HSR Hochschule fuer Technik Rapperswil
    4:  *
    5:  * Copyright (C) 2014 Martin Willi
    6:  * Copyright (C) 2014 revosec AG
    7:  *
    8:  * This program is free software; you can redistribute it and/or modify it
    9:  * under the terms of the GNU General Public License as published by the
   10:  * Free Software Foundation; either version 2 of the License, or (at your
   11:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
   12:  *
   13:  * This program is distributed in the hope that it will be useful, but
   14:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   15:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   16:  * for more details.
   17:  */
   18: 
   19: #include "swanctl.h"
   20: #include "command.h"
   21: 
   22: #include <unistd.h>
   23: 
   24: #include <library.h>
   25: 
   26: /*
   27:  * Described in header
   28:  */
   29: char *swanctl_dir;
   30: 
   31: /*
   32:  * Described in header
   33:  */
   34: settings_t *load_swanctl_conf(char *file)
   35: {
   36: 	settings_t *cfg;
   37: 	char buf[PATH_MAX];
   38: 
   39: 	if (!file)
   40: 	{
   41: 		if (!strlen(swanctl_dir))
   42: 		{
   43: 			free(swanctl_dir);
   44: 			swanctl_dir = strdup(getcwd(buf, sizeof(buf)));
   45: 		}
   46: 		file = buf;
   47: 		snprintf(buf, sizeof(buf), "%s%s%s", swanctl_dir,
   48: 				 DIRECTORY_SEPARATOR, SWANCTL_CONF);
   49: 	}
   50: 
   51: 	cfg = settings_create(file);
   52: 	if (!cfg)
   53: 	{
   54: 		fprintf(stderr, "parsing '%s' failed\n", file);
   55: 		return NULL;
   56: 	}
   57: 	free(swanctl_dir);
   58: 	swanctl_dir = path_dirname(file);
   59: 	return cfg;
   60: }
   61: 
   62: /**
   63:  * Cleanup library atexit()
   64:  */
   65: static void cleanup()
   66: {
   67: 	free(swanctl_dir);
   68: 	lib->processor->cancel(lib->processor);
   69: 	library_deinit();
   70: }
   71: 
   72: /**
   73:  * Library initialization and operation parsing
   74:  */
   75: int main(int argc, char *argv[])
   76: {
   77: 	atexit(cleanup);
   78: 	if (!library_init(NULL, "swanctl"))
   79: 	{
   80: 		exit(SS_RC_LIBSTRONGSWAN_INTEGRITY);
   81: 	}
   82: 	if (lib->integrity &&
   83: 		!lib->integrity->check_file(lib->integrity, "swanctl", argv[0]))
   84: 	{
   85: 		fprintf(stderr, "integrity check of swanctl failed\n");
   86: 		exit(SS_RC_DAEMON_INTEGRITY);
   87: 	}
   88: 	if (!lib->plugins->load(lib->plugins,
   89: 			lib->settings->get_str(lib->settings, "swanctl.load", PLUGINS)))
   90: 	{
   91: 		exit(SS_RC_INITIALIZATION_FAILED);
   92: 	}
   93: 
   94: 	swanctl_dir = strdup(getenv("SWANCTL_DIR") ?: SWANCTLDIR);
   95: 
   96: 	dbg_default_set_level(0);
   97: 	lib->processor->set_threads(lib->processor, 4);
   98: 	dbg_default_set_level(1);
   99: 
  100: 	return command_dispatch(argc, argv);
  101: }