ehs_simple.cpp

The most simplistic example.This example simply responds with a text containing the current timestamp.

/* $Id: ehs_simple.cpp 81 2012-03-20 12:03:05Z felfert $
 *
 * EHS is a library for embedding HTTP(S) support into a C++ application
 *
 * Copyright (C) 2004 Zachary J. Hansen
 *
 * Code cleanup, new features and bugfixes: Copyright (C) 2010 Fritz Elfert
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1 as published by the Free Software Foundation;
 *
 *    This library 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
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *    This can be found in the 'COPYING' file.
 *
 */

#include <ehs.h>
#include <iostream>
#include <cstdlib>
#include "common.h"

using namespace std;

int main(int argc, char ** argv)
{

    cout << getEHSconfig() << endl;
    if (argc != 2 && argc != 3) {
        cout << "Usage: " << basename(argv[0]) << " <port> [threaded]" << endl;
        return 0;
    }

    EHS srv;

    EHSServerParameters oSP;
    oSP["port"] = argv[1];
    if (2 < argc) {
        cout << "Starting in threaded mode" << endl;
        oSP["mode"] = "threadpool";
        if (!strcmp(argv[2], "pool")) {
            oSP["mode"] = "threadpool";
            oSP["threadcount"] = 200;
        }
        if (!strcmp(argv[2], "single")) {
            oSP["mode"] = "singlethreaded";
        }
        if (!strcmp(argv[2], "perrequest")) {
            oSP["mode"] = "onethreadperrequest";
        }
    } else {
        cout << "Starting in single threaded mode" << endl;
        oSP["mode"] = "singlethreaded";
    }
    if (5 == argc) {
        oSP["https"] = 1;
        oSP["certificate"] = argv[3];
        oSP["passphrase"] = argv[4];
    }

    try {
        srv.StartServer(oSP);
        kbdio kbd;
        cout << "Press q to terminate ..." << endl;
        while (!(srv.ShouldTerminate() || kbd.qpressed())) {
            if (2 < argc) {
                usleep(300000);
            } else {
                srv.HandleData(1000); // waits for 1 second
            }
        }
        srv.StopServer();
    } catch (exception &e) {
        cerr << "ERROR: " << e.what() << endl;
    }
    return 0;
}