org.pepstock.jem.node.HttpsInternalSubmitter.java Source code

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Here is the source code for org.pepstock.jem.node.HttpsInternalSubmitter.java

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/**
JEM, the BEE - Job Entry Manager, the Batch Execution Environment
Copyright (C) 2012-2015   Andrea "Stock" Stocchero
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
the Free Software Foundation, either version 3 of the License, or
any later version.
    
This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
*/
package org.pepstock.jem.node;

import javax.net.ssl.SSLServerSocketFactory;

import org.apache.http.protocol.HttpProcessor;
import org.apache.http.protocol.HttpProcessorBuilder;
import org.apache.http.protocol.HttpService;
import org.apache.http.protocol.ResponseConnControl;
import org.apache.http.protocol.ResponseContent;
import org.apache.http.protocol.ResponseDate;
import org.apache.http.protocol.ResponseServer;
import org.apache.http.protocol.UriHttpRequestHandlerMapper;
import org.pepstock.jem.node.configuration.ConfigurationException;
import org.pepstock.jem.node.https.RequestListener;
import org.pepstock.jem.node.https.SubmitHandler;
import org.pepstock.jem.node.security.keystore.KeyStoreUtil;

/**
 * Starts a HTTPS listener to submit JOB inside job. It is being used from "submit" process no written in JAVA.<br>
 * It creates the asymmetric keys and keystore at runtime. It works ONLY on HTTPS.
 * 
 * @author Andrea "Stock" Stocchero
 * @version 2.2
 */
public final class HttpsInternalSubmitter {

    /**
     * To avoid any instantiation
     */
    private HttpsInternalSubmitter() {
    }

    /**
     * Starts the HTTP listener, setting the handlers and SSL factory.
     * 
     * @param port port to stay in listening mode
     * @throws ConfigurationException if any errors occurs
     */
    public static void start(int port) throws ConfigurationException {
        // Set up the HTTP protocol processor
        HttpProcessor httpproc = HttpProcessorBuilder.create().add(new ResponseDate())
                .add(new ResponseServer("Jem/1.1")).add(new ResponseContent()).add(new ResponseConnControl())
                .build();

        // Set up request handlers
        UriHttpRequestHandlerMapper reqistry = new UriHttpRequestHandlerMapper();
        reqistry.register(SubmitHandler.DEFAULT_ACTION, new SubmitHandler());

        // Set up the HTTP service
        HttpService httpService = new HttpService(httpproc, reqistry);
        try {
            // sets HTTPS ALWAYS, take a SSL server socket factory
            SSLServerSocketFactory sf = KeyStoreUtil.getSSLServerSocketFactory();
            // creates thread and starts it.
            Thread t = new RequestListener(port, httpService, sf);
            t.setDaemon(false);
            t.start();
        } catch (Exception e) {
            throw new ConfigurationException(e.getMessage(), e);
        }
    }
}