main.cpp

与secs相关的hsms协议

/*   
 *   (c) Copyright 2008 Philipp Skadorov ([e-mail])
 *
 *   This file is part of FREESECS.
 *
 *   FREESECS 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 3 of the License, or
 *   (at your option) any later version.
 *
 *   FREESECS 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 FREESECS, see COPYING.
 *   If not, see <http://www.gnu.org/licenses/>.
 */
#include <unistd.h>
#include <stdlib.h>
#include <getopt.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "log.h"
#include "registrar.h"
#include "hsms_cnx.h"
#include "hsms_factory.h"

using namespace freesecs;

static int daemonize();
static void print_help();
static void print_version();
static void process();

hsms_factory_t hsms_factory;

int main(int argc, char *argv[])
{
    int c;
    int daemonize_flag = 1;
    
    while (1)
    {
        int option_index = 0;
        static struct option long_options[] = 
        {
                   {"nodaemon", 0, 0, 0},
                   {"help", 0, 0, 0},
                   {"version", 0, 0, 0},
                   {0, 0, 0, 0}
        };

        c = getopt_long (argc, argv, "nhv",
                        long_options, &option_index);

        if(c == -1)
            break;

        switch(c)
        {
            case 'n':
                daemonize_flag = 0;
            break;
            case 'h':
                print_help();
                exit(0);
            break;
            case 'v':
                print_version();
                exit(0);
            case '?':
                fprintf(stderr, "unknown argument: %c\n", optopt);
                print_help();
                exit(1);
            break;
        }
    }

    if(daemonize_flag)
    {
        daemonize();
    }

    process();

    exit(0);
}

static int daemonize()
{
    int res;
    if(-1 == (res = daemon(0,0)))
    {
        TRACE_CRITICAL("failed to daemonize");
    }
    umask(0);
    return res;
}

static void print_help()
{
    fprintf(stdout, "Usage: hsmsd [OPTION]\n");
    fprintf(stdout, "Starts HSMS stack daemon process\n");
    fprintf(stdout, "\t -h --help\t\t\tdisplay this message\n");
    fprintf(stdout, "\t -v --version\t\t\tprint version\n");
    fprintf(stdout, "\t -n --nodaemon\t\t\tdon't fork to background\n");
}

static void print_version()
{
    fprintf(stdout, "Version: %s\n", PACKAGE_STRING);
}

#include "timer.h"
void process()
{
    hsmsd_client_registrar_t r;

    if(hsms_factory.NO_ERR != hsms_factory.parse_config("/etc/hsms.xml"))
    {
        fprintf(stderr, "hsms config parsed with errors:\n");
        hsms_factory_t::error_container_t::iterator it = hsms_factory.errors.begin();
        while(it < hsms_factory.errors.end())
        {
            fprintf(stderr,(it++)->c_str());
        }
        exit(-1);
    }
    while(1)
        r.process();
}