org.graylog2.inputs.transports.netty.RawMessageHandler Maven / Gradle / Ivy
/**
* This file is part of Graylog.
*
* Graylog is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Graylog is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Graylog. If not, see .
*/
package org.graylog2.inputs.transports.netty;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.SimpleChannelInboundHandler;
import org.graylog2.plugin.inputs.MessageInput;
import org.graylog2.plugin.inputs.transports.NettyTransport;
import org.graylog2.plugin.journal.RawMessage;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.net.InetSocketAddress;
public class RawMessageHandler extends SimpleChannelInboundHandler {
private static final Logger LOG = LoggerFactory.getLogger(NettyTransport.class);
private final MessageInput input;
public RawMessageHandler(MessageInput input) {
this.input = input;
}
@Override
protected void channelRead0(ChannelHandlerContext ctx, ByteBuf msg) throws Exception {
final byte[] bytes = new byte[msg.readableBytes()];
msg.readBytes(bytes);
final RawMessage raw = new RawMessage(bytes, (InetSocketAddress) ctx.channel().remoteAddress());
input.processRawMessage(raw);
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
LOG.debug("Could not handle message, closing connection: {}", cause);
ctx.channel().close();
super.exceptionCaught(ctx, cause);
}
}