/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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
*
* 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 org.elasticsearch.thrift;
import org.apache.thrift.protocol.TBinaryProtocol;
import org.apache.thrift.protocol.TCompactProtocol;
import org.apache.thrift.protocol.TProtocolFactory;
import org.apache.thrift.server.TServer;
import org.apache.thrift.server.TThreadPoolServer;
import org.apache.thrift.transport.TFramedTransport;
import org.apache.thrift.transport.TServerSocket;
import org.apache.thrift.transport.TTransportFactory;
import org.elasticsearch.ElasticSearchException;
import org.elasticsearch.action.admin.cluster.node.info.TransportNodesInfoAction;
import org.elasticsearch.common.component.AbstractLifecycleComponent;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.network.NetworkService;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.transport.PortsRange;
import org.elasticsearch.common.unit.ByteSizeValue;
import org.elasticsearch.transport.BindTransportException;
import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.util.concurrent.atomic.AtomicReference;
import static org.elasticsearch.common.util.concurrent.EsExecutors.*;
/**
* @author kimchy (shay.banon)
*/
public class ThriftServer extends AbstractLifecycleComponent<ThriftServer> {
final int frame;
final String port;
final String bindHost;
final String publishHost;
private final NetworkService networkService;
private final TransportNodesInfoAction nodesInfoAction;
private final ThriftRestImpl client;
private final TProtocolFactory protocolFactory;
private volatile TServer server;
private volatile int portNumber;
@Inject public ThriftServer(Settings settings, NetworkService networkService, TransportNodesInfoAction nodesInfoAction, ThriftRestImpl client) {
super(settings);
this.client = client;
this.networkService = networkService;
this.nodesInfoAction = nodesInfoAction;
this.frame = (int) componentSettings.getAsBytesSize("frame", new ByteSizeValue(-1)).bytes();
this.port = componentSettings.get("port", "9500-9600");
this.bindHost = componentSettings.get("bind_host", settings.get("transport.bind_host", settings.get("transport.host")));
this.publishHost = componentSettings.get("publish_host", settings.get("transport.publish_host", settings.get("transport.host")));
if (componentSettings.get("protocol", "binary").equals("compact")) {
protocolFactory = new TCompactProtocol.Factory();
} else {
protocolFactory = new TBinaryProtocol.Factory();
}
}
@Override protected void doStart() throws ElasticSearchException {
InetAddress bindAddrX;
try {
bindAddrX = networkService.resolveBindHostAddress(bindHost);
} catch (IOException e) {
throw new BindTransportException("Failed to resolve host [" + bindHost + "]", e);
}
final InetAddress bindAddr = bindAddrX;
PortsRange portsRange = new PortsRange(port);
final AtomicReference<Exception> lastException = new AtomicReference<Exception>();
boolean success = portsRange.iterate(new PortsRange.PortCallback() {
@Override public boolean onPortNumber(int portNumber) {
ThriftServer.this.portNumber = portNumber;
try {
Rest.Processor processor = new Rest.Processor(client);
// Bind and start to accept incoming connections.
TServerSocket serverSocket = new TServerSocket(new InetSocketAddress(bindAddr, portNumber));
TThreadPoolServer.Args args = new TThreadPoolServer.Args(serverSocket)
.minWorkerThreads(16)
.maxWorkerThreads(Integer.MAX_VALUE)
.inputProtocolFactory(protocolFactory)
.outputProtocolFactory(protocolFactory)
.processor(processor);
if (frame <= 0) {
args.inputTransportFactory(new TTransportFactory());
args.outputTransportFactory(new TTransportFactory());
} else {
args.inputTransportFactory(new TFramedTransport.Factory(frame));
args.outputTransportFactory(new TFramedTransport.Factory(frame));
}
server = new TThreadPoolServer(args);
} catch (Exception e) {
lastException.set(e);
return false;
}
return true;
}
});
if (!success) {
throw new BindTransportException("Failed to bind to [" + port + "]", lastException.get());
}
logger.info("bound on port [{}]", portNumber);
try {
nodesInfoAction.putNodeAttribute("thrift_address", new InetSocketAddress(networkService.resolvePublishHostAddress(publishHost), portNumber).toString());
} catch (Exception e) {
// ignore
}
daemonThreadFactory(settings, "thrift_server").newThread(new Runnable() {
@Override public void run() {
server.serve();
}
}).start();
}
@Override protected void doStop() throws ElasticSearchException {
nodesInfoAction.removeNodeAttribute("thrift_address");
server.stop();
}
@Override protected void doClose() throws ElasticSearchException {
}
}