/
Http3ServerExample.java
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/
Http3ServerExample.java
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/*
* 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.example;
import io.netty.bootstrap.Bootstrap;
import io.netty.buffer.Unpooled;
import io.netty.channel.Channel;
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.handler.ssl.util.SelfSignedCertificate;
import io.netty.incubator.codec.http3.DefaultHttp3DataFrame;
import io.netty.incubator.codec.http3.DefaultHttp3HeadersFrame;
import io.netty.incubator.codec.http3.Http3;
import io.netty.incubator.codec.http3.Http3DataFrame;
import io.netty.incubator.codec.http3.Http3HeadersFrame;
import io.netty.incubator.codec.http3.Http3RequestStreamInboundHandler;
import io.netty.incubator.codec.http3.Http3ServerConnectionHandler;
import io.netty.incubator.codec.quic.InsecureQuicTokenHandler;
import io.netty.incubator.codec.quic.QuicChannel;
import io.netty.incubator.codec.quic.QuicSslContext;
import io.netty.incubator.codec.quic.QuicSslContextBuilder;
import io.netty.incubator.codec.quic.QuicStreamChannel;
import io.netty.util.CharsetUtil;
import io.netty.util.ReferenceCountUtil;
import java.net.InetSocketAddress;
import java.util.concurrent.TimeUnit;
public final class Http3ServerExample {
private static final byte[] CONTENT = "Hello World!\r\n".getBytes(CharsetUtil.US_ASCII);
static final int PORT = 9999;
private Http3ServerExample() { }
public static void main(String... args) throws Exception {
int port;
// Allow to pass in the port so we can also use it to run h3spec against
if (args.length == 1) {
port = Integer.parseInt(args[0]);
} else {
port = PORT;
}
NioEventLoopGroup group = new NioEventLoopGroup(1);
SelfSignedCertificate cert = new SelfSignedCertificate();
QuicSslContext sslContext = QuicSslContextBuilder.forServer(cert.key(), null, cert.cert())
.applicationProtocols(Http3.supportedApplicationProtocols()).build();
ChannelHandler codec = Http3.newQuicServerCodecBuilder()
.sslContext(sslContext)
.maxIdleTimeout(5000, TimeUnit.MILLISECONDS)
.initialMaxData(10000000)
.initialMaxStreamDataBidirectionalLocal(1000000)
.initialMaxStreamDataBidirectionalRemote(1000000)
.initialMaxStreamsBidirectional(100)
.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 Http3RequestStreamInboundHandler() {
@Override
protected void channelRead(
ChannelHandlerContext ctx, Http3HeadersFrame frame) {
ReferenceCountUtil.release(frame);
}
@Override
protected void channelRead(
ChannelHandlerContext ctx, Http3DataFrame frame) {
ReferenceCountUtil.release(frame);
}
@Override
protected void channelInputClosed(ChannelHandlerContext ctx) {
Http3HeadersFrame headersFrame = new DefaultHttp3HeadersFrame();
headersFrame.headers().status("404");
headersFrame.headers().add("server", "netty");
headersFrame.headers().addInt("content-length", CONTENT.length);
ctx.write(headersFrame);
ctx.writeAndFlush(new DefaultHttp3DataFrame(
Unpooled.wrappedBuffer(CONTENT)))
.addListener(QuicStreamChannel.SHUTDOWN_OUTPUT);
}
});
}
}));
}
}).build();
try {
Bootstrap bs = new Bootstrap();
Channel channel = bs.group(group)
.channel(NioDatagramChannel.class)
.handler(codec)
.bind(new InetSocketAddress(port)).sync().channel();
channel.closeFuture().sync();
} finally {
group.shutdownGracefully();
}
}
}