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@normanmaurer
Created December 1, 2020 09:28
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Http3Server on top of netty
/*
* Copyright 2020 The Netty Project
*
* The Netty Project 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:
*
* https://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 io.netty.incubator.codec.http3;
import io.netty.bootstrap.Bootstrap;
import io.netty.buffer.Unpooled;
import io.netty.channel.Channel;
import io.netty.channel.ChannelFutureListener;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioDatagramChannel;
import io.netty.incubator.codec.quic.InsecureQuicTokenHandler;
import io.netty.incubator.codec.quic.QuicChannel;
import io.netty.incubator.codec.quic.QuicServerCodecBuilder;
import io.netty.incubator.codec.quic.QuicStreamChannel;
import io.netty.util.CharsetUtil;
import io.netty.util.ReferenceCountUtil;
import java.net.InetSocketAddress;
public final class Http3ServerExample {
private static final byte[] CONTENT = "Hello World!\r\n".getBytes(CharsetUtil.US_ASCII);
private Http3ServerExample() { }
public static void main(String... args) throws Exception {
byte[] proto = new byte[] {
0x05, 'h', '3', '-', '2', '9',
0x05, 'h', '3', '-', '3', '0',
0x05, 'h', '3', '-', '3', '1',
0x05, 'h', '3', '-', '3', '2'
};
NioEventLoopGroup group = new NioEventLoopGroup(1);
ChannelHandler codec = new QuicServerCodecBuilder()
.certificateChain("./src/test/resources/cert.crt")
.privateKey("./src/test/resources/cert.key")
.applicationProtocols(proto)
.maxIdleTimeout(5000)
.maxUdpPayloadSize(1350)
.initialMaxData(10000000)
.initialMaxStreamDataBidirectionalLocal(1000000)
.initialMaxStreamDataBidirectionalRemote(1000000)
.initialMaxStreamsBidirectional(100)
.initialMaxStreamsUnidirectional(100)
.initialMaxStreamDataUnidirectional(100000)
.disableActiveMigration(true)
.enableEarlyData()
.tokenHandler(InsecureQuicTokenHandler.INSTANCE)
.handler(new ChannelInitializer<QuicChannel>() {
@Override
protected void initChannel(QuicChannel ch) {
// Called for each connection
ch.pipeline().addLast(new Http3ServerConnectionHandler(
new ChannelInitializer<QuicStreamChannel>() {
// Called for each request-stream,
@Override
protected void initChannel(QuicStreamChannel ch) {
ch.pipeline().addLast(new Http3RequestStreamHandler() {
@Override
public void channelRead(ChannelHandlerContext ctx,
Http3RequestStreamFrame frame, boolean isLast) {
if (frame instanceof Http3HeadersFrame) {
Http3HeadersFrame headersFrame = new DefaultHttp3HeadersFrame();
headersFrame.headers().status("404");
headersFrame.headers().add("server", "netty");
headersFrame.headers().addInt("content-length", CONTENT.length);
ctx.write(headersFrame);
}
if (isLast) {
ctx.writeAndFlush(new DefaultHttp3DataFrame(
Unpooled.wrappedBuffer(CONTENT)))
.addListener(ChannelFutureListener.CLOSE);
}
ReferenceCountUtil.release(frame);
}
});
}
}));
}
}).build();
try {
Bootstrap bs = new Bootstrap();
Channel channel = bs.group(group)
.channel(NioDatagramChannel.class)
.handler(codec)
.bind(new InetSocketAddress(9999)).sync().channel();
channel.closeFuture().sync();
} finally {
group.shutdownGracefully();
}
}
}
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