| /* |
| * 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.cloudstack.framework.client; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| |
| import org.apache.logging.log4j.Logger; |
| import org.apache.logging.log4j.LogManager; |
| |
| import org.apache.cloudstack.framework.serializer.MessageSerializer; |
| import org.apache.cloudstack.framework.transport.TransportEndpoint; |
| import org.apache.cloudstack.framework.transport.TransportEndpointSite; |
| import org.apache.cloudstack.framework.transport.TransportProvider; |
| import org.apache.cloudstack.managed.context.ManagedContextRunnable; |
| |
| import com.cloud.utils.concurrency.NamedThreadFactory; |
| |
| public class ClientTransportProvider implements TransportProvider { |
| protected Logger logger = LogManager.getLogger(getClass()); |
| public static final int DEFAULT_WORKER_POOL_SIZE = 5; |
| |
| private final Map<Integer, ClientTransportEndpointSite> _endpointSites = new HashMap<Integer, ClientTransportEndpointSite>(); |
| private final Map<String, ClientTransportEndpointSite> _attachedMap = new HashMap<String, ClientTransportEndpointSite>(); |
| |
| private MessageSerializer _messageSerializer; |
| |
| private ClientTransportConnection _connection; |
| private String _serverAddress; |
| private int _serverPort; |
| |
| private int _poolSize = DEFAULT_WORKER_POOL_SIZE; |
| private ExecutorService _executor; |
| |
| private int _nextProviderKey = 1; |
| |
| public ClientTransportProvider() { |
| } |
| |
| public ClientTransportProvider setPoolSize(int poolSize) { |
| _poolSize = poolSize; |
| return this; |
| } |
| |
| public void initialize(String serverAddress, int serverPort) { |
| _serverAddress = serverAddress; |
| _serverPort = serverPort; |
| |
| _executor = Executors.newFixedThreadPool(_poolSize, new NamedThreadFactory("Transport-Worker")); |
| _connection = new ClientTransportConnection(this); |
| |
| _executor.execute(new ManagedContextRunnable() { |
| @Override |
| protected void runInContext() { |
| try { |
| _connection.connect(_serverAddress, _serverPort); |
| } catch (Throwable e) { |
| logger.info("[ignored]" |
| + "error during ipc client initialization: " + e.getLocalizedMessage()); |
| } |
| } |
| }); |
| } |
| |
| @Override |
| public TransportEndpointSite attach(TransportEndpoint endpoint, String predefinedAddress) { |
| |
| ClientTransportEndpointSite endpointSite; |
| synchronized (this) { |
| endpointSite = getEndpointSite(endpoint); |
| if (endpointSite != null) { |
| // already attached |
| return endpointSite; |
| } |
| |
| endpointSite = new ClientTransportEndpointSite(this, endpoint, predefinedAddress, getNextProviderKey()); |
| _endpointSites.put(endpointSite.getProviderKey(), endpointSite); |
| } |
| |
| return endpointSite; |
| } |
| |
| @Override |
| public boolean detach(TransportEndpoint endpoint) { |
| // TODO Auto-generated method stub |
| |
| return false; |
| } |
| |
| @Override |
| public void setMessageSerializer(MessageSerializer messageSerializer) { |
| assert (messageSerializer != null); |
| _messageSerializer = messageSerializer; |
| } |
| |
| @Override |
| public MessageSerializer getMessageSerializer() { |
| return _messageSerializer; |
| } |
| |
| @Override |
| public void requestSiteOutput(TransportEndpointSite site) { |
| // ??? |
| } |
| |
| @Override |
| public void sendMessage(String soureEndpointAddress, String targetEndpointAddress, String multiplexier, String message) { |
| // TODO |
| } |
| |
| private ClientTransportEndpointSite getEndpointSite(TransportEndpoint endpoint) { |
| synchronized (this) { |
| for (ClientTransportEndpointSite endpointSite : _endpointSites.values()) { |
| if (endpointSite.getEndpoint() == endpoint) |
| return endpointSite; |
| } |
| } |
| |
| return null; |
| } |
| |
| public int getNextProviderKey() { |
| synchronized (this) { |
| return _nextProviderKey++; |
| } |
| } |
| } |