/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.apache.ignite.internal.util.ipc.loopback;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Map;
import org.apache.ignite.IgniteCheckedException;
import org.apache.ignite.IgniteLogger;
import org.apache.ignite.internal.util.ipc.IpcEndpoint;
import org.apache.ignite.internal.util.ipc.IpcEndpointBindException;
import org.apache.ignite.internal.util.ipc.IpcServerEndpoint;
import org.apache.ignite.internal.util.typedef.internal.S;
import org.apache.ignite.internal.util.typedef.internal.U;
import org.apache.ignite.resources.LoggerResource;
/**
* Server loopback IPC endpoint.
*/
public class IpcServerTcpEndpoint implements IpcServerEndpoint {
/** Default endpoint port number. */
public static final int DFLT_IPC_PORT = 10500;
/** Server socket. */
private ServerSocket srvSock;
/** Port to bind socket to. */
private int port = DFLT_IPC_PORT;
/** Host to bind socket to. */
private String host;
/** Management endpoint flag. */
private boolean mgmt;
/** Logger. */
@LoggerResource
private IgniteLogger log;
/** {@inheritDoc} */
@Override public void start() throws IgniteCheckedException {
if (port <= 0 || port >= 0xffff)
throw new IpcEndpointBindException("Port value is illegal: " + port);
try {
srvSock = new ServerSocket();
assert host != null;
srvSock.bind(new InetSocketAddress(U.resolveLocalHost(host), port));
if (log.isInfoEnabled())
log.info("IPC server loopback endpoint started [port=" + port + ']');
}
catch (IOException e) {
if (srvSock != null)
U.closeQuiet(srvSock);
throw new IpcEndpointBindException("Failed to bind loopback IPC endpoint (is port already in " +
"use?): " + port, e);
}
}
/** {@inheritDoc} */
@Override public IpcEndpoint accept() throws IgniteCheckedException {
try {
Socket sock = srvSock.accept();
return new IpcClientTcpEndpoint(sock);
}
catch (IOException e) {
throw new IgniteCheckedException(e);
}
}
/** {@inheritDoc} */
@Override public void close() {
U.closeQuiet(srvSock);
}
/** {@inheritDoc} */
@Override public int getPort() {
return port;
}
/**
* Sets port endpoint will be bound to.
*
* @param port Port number.
*/
public void setPort(int port) {
this.port = port;
}
/** {@inheritDoc} */
@Override public String getHost() {
return host;
}
/**
* Sets host endpoint will be bound to.
*
* @param host Host.
*/
public void setHost(String host) {
this.host = host;
}
/** {@inheritDoc} */
@Override public boolean isManagement() {
return mgmt;
}
/**
* Sets management property.
*
* @param mgmt flag.
*/
public void setManagement(boolean mgmt) {
this.mgmt = mgmt;
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(IpcServerTcpEndpoint.class, this);
}
/**
* Sets configuration properties from the map.
*
* @param endpointCfg Map of properties.
* @throws IgniteCheckedException If invalid property name or value.
*/
public void setupConfiguration(Map<String, String> endpointCfg) throws IgniteCheckedException {
for (Map.Entry<String,String> e : endpointCfg.entrySet()) {
try {
switch (e.getKey()) {
case "type":
//Ignore this property
break;
case "port":
setPort(Integer.parseInt(e.getValue()));
break;
case "host":
setHost(e.getValue());
break;
case "management":
setManagement(Boolean.valueOf(e.getValue()));
break;
default:
throw new IgniteCheckedException("Invalid property '" + e.getKey() + "' of " + getClass().getSimpleName());
}
}
catch (Throwable t) {
if (t instanceof IgniteCheckedException || t instanceof Error)
throw t;
throw new IgniteCheckedException("Invalid value '" + e.getValue() + "' of the property '" + e.getKey() + "' in " +
getClass().getSimpleName(), t);
}
}
}
}