org.graylog2.inputs.transports.SyslogTcpTransport 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;
import com.google.inject.assistedinject.Assisted;
import com.google.inject.assistedinject.AssistedInject;
import io.netty.channel.ChannelHandler;
import io.netty.channel.EventLoopGroup;
import org.graylog2.inputs.syslog.tcp.SyslogTCPFramingRouterHandler;
import org.graylog2.inputs.transports.netty.EventLoopGroupFactory;
import org.graylog2.plugin.LocalMetricRegistry;
import org.graylog2.plugin.configuration.Configuration;
import org.graylog2.plugin.inputs.MessageInput;
import org.graylog2.plugin.inputs.annotations.ConfigClass;
import org.graylog2.plugin.inputs.annotations.FactoryClass;
import org.graylog2.plugin.inputs.transports.Transport;
import org.graylog2.plugin.inputs.util.ThroughputCounter;
import java.util.LinkedHashMap;
import java.util.concurrent.Callable;
public class SyslogTcpTransport extends TcpTransport {
@AssistedInject
public SyslogTcpTransport(@Assisted Configuration configuration,
EventLoopGroup eventLoopGroup,
EventLoopGroupFactory eventLoopGroupFactory,
NettyTransportConfiguration nettyTransportConfiguration,
ThroughputCounter throughputCounter,
LocalMetricRegistry localRegistry,
org.graylog2.Configuration graylogConfiguration) {
super(configuration,
eventLoopGroup,
eventLoopGroupFactory,
nettyTransportConfiguration,
throughputCounter,
localRegistry,
graylogConfiguration);
}
@Override
protected LinkedHashMap> getCustomChildChannelHandlers(MessageInput input) {
final LinkedHashMap> finalChannelHandlers = new LinkedHashMap<>(super.getCustomChildChannelHandlers(input));
// Replace the "framer" channel handler inserted by the parent.
finalChannelHandlers.replace("framer", () -> new SyslogTCPFramingRouterHandler(maxFrameLength, delimiter));
return finalChannelHandlers;
}
@FactoryClass
public interface Factory extends Transport.Factory {
@Override
SyslogTcpTransport create(Configuration configuration);
}
@ConfigClass
public static class Config extends TcpTransport.Config {
}
}