modules/nhttp/src/org/apache/axis2/transport/nhttp/HttpCoreNIOSSLListener.java

package org.apache.axis2.transport.nhttp;

import org.apache.axis2.description.Parameter;
import org.apache.axis2.description.TransportInDescription;
import org.apache.axis2.AxisFault;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axiom.om.OMElement;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.http.impl.nio.reactor.SSLServerIOEventDispatch;
import org.apache.http.nio.reactor.IOEventDispatch;
import org.apache.http.nio.NHttpServiceHandler;
import org.apache.http.params.HttpParams;

import javax.net.ssl.*;
import javax.xml.namespace.QName;
import java.security.KeyStore;
import java.security.GeneralSecurityException;
import java.net.URL;
import java.io.IOException;

public class HttpCoreNIOSSLListener extends HttpCoreNIOListener {

    private static final Log log = LogFactory.getLog(HttpCoreNIOSSLListener.class);

    protected IOEventDispatch getEventDispatch(
        NHttpServiceHandler handler, SSLContext sslContext, HttpParams params) {
        return new SSLServerIOEventDispatch(handler,  sslContext, params);
    }

    /**
     * Return the EPR prefix for services made available over this transport
     * @return
     */
    protected String getServiceEPRPrefix(ConfigurationContext cfgCtx, String host, int port) {
        return "https://" + host + (port == 443 ? "" : ":" + port) +
            (!cfgCtx.getServiceContextPath().startsWith("/") ? "/" : "") +
            cfgCtx.getServiceContextPath() +
            (!cfgCtx.getServiceContextPath().endsWith("/") ? "/" : "");
    }


    /**
     * Create the SSLContext to be used by this listener
     * @param transportIn the Axis2 transport description
     * @return the SSLContext to be used
     */
    protected SSLContext getSSLContext(TransportInDescription transportIn) throws AxisFault {

        KeyManager[] keymanagers  = null;
        TrustManager[] trustManagers = null;

        Parameter keyParam    = transportIn.getParameter("keystore");
        Parameter trustParam  = transportIn.getParameter("truststore");

        if (keyParam != null) {
            OMElement ksEle      = keyParam.getParameterElement().getFirstElement();
            String location      = ksEle.getFirstChildWithName(new QName("Location")).getText();
            String type          = ksEle.getFirstChildWithName(new QName("Type")).getText();
            String storePassword = ksEle.getFirstChildWithName(new QName("Password")).getText();
            String keyPassword   = ksEle.getFirstChildWithName(new QName("KeyPassword")).getText();

            try {
                KeyStore keyStore = KeyStore.getInstance(type);
                URL url = getClass().getClassLoader().getResource(location);
                log.debug("Loading Key Store from URL : " + url);

                keyStore.load(url.openStream(), storePassword.toCharArray());
                KeyManagerFactory kmfactory = KeyManagerFactory.getInstance(
                    KeyManagerFactory.getDefaultAlgorithm());
                kmfactory.init(keyStore, keyPassword.toCharArray());
                keymanagers = kmfactory.getKeyManagers();

            } catch (GeneralSecurityException gse) {
                log.error("Error loading Key store : " + location, gse);
                throw new AxisFault("Error loading Key store : " + location, gse);
            } catch (IOException ioe) {
                log.error("Error opening Key store : " + location, ioe);
                throw new AxisFault("Error opening Key store : " + location, ioe);
            }
        }

        if (trustParam != null) {
            OMElement tsEle      = trustParam.getParameterElement().getFirstElement();
            String location      = tsEle.getFirstChildWithName(new QName("Location")).getText();
            String type          = tsEle.getFirstChildWithName(new QName("Type")).getText();
            String storePassword = tsEle.getFirstChildWithName(new QName("Password")).getText();

            try {
                KeyStore trustStore = KeyStore.getInstance(type);
                URL url = getClass().getClassLoader().getResource(location);
                log.debug("Loading Trust Key Store from URL : " + url);

                trustStore.load(url.openStream(), storePassword.toCharArray());
                TrustManagerFactory trustManagerfactory = TrustManagerFactory.getInstance(
                    TrustManagerFactory.getDefaultAlgorithm());
                trustManagerfactory.init(trustStore);
                trustManagers = trustManagerfactory.getTrustManagers();

            } catch (GeneralSecurityException gse) {
                log.error("Error loading Key store : " + location, gse);
                throw new AxisFault("Error loading Key store : " + location, gse);
            } catch (IOException ioe) {
                log.error("Error opening Key store : " + location, ioe);
                throw new AxisFault("Error opening Key store : " + location, ioe);
            }
        }

        try {
            SSLContext sslcontext = SSLContext.getInstance("TLS");
            sslcontext.init(keymanagers, trustManagers, null);
            return sslcontext;

        } catch (GeneralSecurityException gse) {
            log.error("Unable to create SSL context with the given configuration", gse);
            throw new AxisFault("Unable to create SSL context with the given configuration", gse);
        }
    }
}