/*
* Copyright 2013 the original author or authors.
*
* Licensed 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 ratpack.server.internal;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.SocketChannel;
import io.netty.handler.codec.http.HttpObjectAggregator;
import io.netty.handler.codec.http.HttpRequestDecoder;
import io.netty.handler.codec.http.HttpResponseEncoder;
import io.netty.handler.ssl.SslHandler;
import io.netty.handler.stream.ChunkedWriteHandler;
import ratpack.handling.Handler;
import ratpack.launch.LaunchConfig;
import ratpack.server.Stopper;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLEngine;
public class RatpackChannelInitializer extends ChannelInitializer<SocketChannel> {
private final boolean compressResponses;
private NettyHandlerAdapter nettyHandlerAdapter;
private SSLContext sslContext;
private int maxContentLength;
public RatpackChannelInitializer(LaunchConfig launchConfig, Handler handler, Stopper stopper) {
this.nettyHandlerAdapter = new NettyHandlerAdapter(stopper, handler, launchConfig);
this.sslContext = launchConfig.getSSLContext();
this.maxContentLength = launchConfig.getMaxContentLength();
this.compressResponses = launchConfig.isCompressResponses();
}
public void initChannel(SocketChannel ch) {
ChannelPipeline pipeline = ch.pipeline();
if (sslContext != null) {
SSLEngine engine = sslContext.createSSLEngine();
engine.setUseClientMode(false);
pipeline.addLast("ssl", new SslHandler(engine));
}
pipeline.addLast("decoder", new HttpRequestDecoder(4096, 8192, 8192, false));
pipeline.addLast("aggregator", new HttpObjectAggregator(maxContentLength));
pipeline.addLast("encoder", new HttpResponseEncoder());
if (compressResponses) {
pipeline.addLast("deflater", new SmartHttpContentCompressor());
}
pipeline.addLast("chunkedWriter", new ChunkedWriteHandler());
pipeline.addLast("handler", nettyHandlerAdapter);
}
}