/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.camel.component.netty;
import java.util.List;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLEngine;
import org.apache.camel.component.netty.handlers.ServerChannelHandler;
import org.apache.camel.component.netty.ssl.SSLEngineFactory;
import org.jboss.netty.channel.ChannelDownstreamHandler;
import org.jboss.netty.channel.ChannelPipeline;
import org.jboss.netty.channel.ChannelPipelineFactory;
import org.jboss.netty.channel.ChannelUpstreamHandler;
import org.jboss.netty.channel.Channels;
import org.jboss.netty.handler.ssl.SslHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class DefaultServerPipelineFactory implements ChannelPipelineFactory {
private static final transient Logger LOG = LoggerFactory.getLogger(DefaultServerPipelineFactory.class);
private NettyConsumer consumer;
public DefaultServerPipelineFactory(NettyConsumer consumer) {
this.consumer = consumer;
}
public ChannelPipeline getPipeline() throws Exception {
ChannelPipeline channelPipeline = Channels.pipeline();
SslHandler sslHandler = configureServerSSLOnDemand();
if (sslHandler != null) {
LOG.debug("Server SSL handler configured and added as an interceptor against the ChannelPipeline");
channelPipeline.addLast("ssl", sslHandler);
}
List<ChannelDownstreamHandler> encoders = consumer.getConfiguration().getEncoders();
for (int x = 0; x < encoders.size(); x++) {
channelPipeline.addLast("encoder-" + x, encoders.get(x));
}
List<ChannelUpstreamHandler> decoders = consumer.getConfiguration().getDecoders();
for (int x = 0; x < decoders.size(); x++) {
channelPipeline.addLast("decoder-" + x, decoders.get(x));
}
// our handler must be added last
channelPipeline.addLast("handler", new ServerChannelHandler(consumer));
return channelPipeline;
}
private SslHandler configureServerSSLOnDemand() throws Exception {
if (!consumer.getConfiguration().isSsl()) {
return null;
}
if (consumer.getConfiguration().getSslHandler() != null) {
return consumer.getConfiguration().getSslHandler();
} else if (consumer.getConfiguration().getSslContextParameters() != null) {
SSLContext context = consumer.getConfiguration().getSslContextParameters().createSSLContext();
SSLEngine engine = context.createSSLEngine();
engine.setUseClientMode(false);
return new SslHandler(engine);
} else {
SSLEngineFactory sslEngineFactory = new SSLEngineFactory(
consumer.getConfiguration().getKeyStoreFormat(),
consumer.getConfiguration().getSecurityProvider(),
consumer.getConfiguration().getKeyStoreFile(),
consumer.getConfiguration().getTrustStoreFile(),
consumer.getConfiguration().getPassphrase().toCharArray());
SSLEngine sslEngine = sslEngineFactory.createServerSSLEngine();
return new SslHandler(sslEngine);
}
}
}