| /* |
| * 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.geode.internal.cache.tier.sockets.command; |
| |
| import java.io.IOException; |
| |
| import org.apache.geode.annotations.Immutable; |
| import org.apache.geode.distributed.internal.DistributionStats; |
| import org.apache.geode.internal.cache.tier.Command; |
| import org.apache.geode.internal.cache.tier.sockets.BaseCommand; |
| import org.apache.geode.internal.cache.tier.sockets.CacheServerStats; |
| import org.apache.geode.internal.cache.tier.sockets.Message; |
| import org.apache.geode.internal.cache.tier.sockets.Part; |
| import org.apache.geode.internal.cache.tier.sockets.ServerConnection; |
| import org.apache.geode.internal.security.SecurityService; |
| import org.apache.geode.internal.serialization.Version; |
| |
| public class CloseConnection extends BaseCommand { |
| |
| @Immutable |
| private static final CloseConnection singleton = new CloseConnection(); |
| |
| public static Command getCommand() { |
| return singleton; |
| } |
| |
| private CloseConnection() {} |
| |
| @Override |
| public void cmdExecute(final Message clientMessage, final ServerConnection serverConnection, |
| final SecurityService securityService, long start) throws IOException { |
| CacheServerStats stats = serverConnection.getCacheServerStats(); |
| long oldStart = start; |
| boolean respondToClient = serverConnection.getClientVersion().compareTo(Version.GFE_90) >= 0; |
| start = DistributionStats.getStatTime(); |
| stats.incReadCloseConnectionRequestTime(start - oldStart); |
| |
| if (respondToClient) { |
| // newer clients will wait for a response or EOFException |
| serverConnection.setAsTrue(REQUIRES_RESPONSE); |
| } |
| |
| try { |
| serverConnection.setClientDisconnectCleanly(); |
| String clientHost = serverConnection.getSocketHost(); |
| int clientPort = serverConnection.getSocketPort(); |
| if (logger.isDebugEnabled()) { |
| logger.debug("{}: Received close request ({} bytes) from {}:{}", serverConnection.getName(), |
| clientMessage.getPayloadLength(), clientHost, clientPort); |
| } |
| |
| Part keepalivePart = clientMessage.getPart(0); |
| byte[] keepaliveByte = keepalivePart.getSerializedForm(); |
| boolean keepalive = (keepaliveByte == null || keepaliveByte[0] == 0) ? false : true; |
| |
| serverConnection.getAcceptor().getCacheClientNotifier() |
| .setKeepAlive(serverConnection.getProxyID(), keepalive); |
| |
| if (logger.isDebugEnabled()) { |
| logger.debug("{}: Processed close request from {}:{}, keepAlive: {}", |
| serverConnection.getName(), clientHost, clientPort, keepalive); |
| } |
| } finally { |
| if (respondToClient) { |
| writeReply(clientMessage, serverConnection); |
| } |
| serverConnection.setFlagProcessMessagesAsFalse(); |
| |
| stats.incProcessCloseConnectionTime(DistributionStats.getStatTime() - start); |
| } |
| |
| } |
| |
| } |