| New file |
| | |
| | | /* |
| | | * CDDL HEADER START |
| | | * |
| | | * The contents of this file are subject to the terms of the |
| | | * Common Development and Distribution License, Version 1.0 only |
| | | * (the "License"). You may not use this file except in compliance |
| | | * with the License. |
| | | * |
| | | * You can obtain a copy of the license at |
| | | * trunk/opends/resource/legal-notices/OpenDS.LICENSE |
| | | * or https://OpenDS.dev.java.net/OpenDS.LICENSE. |
| | | * See the License for the specific language governing permissions |
| | | * and limitations under the License. |
| | | * |
| | | * When distributing Covered Code, include this CDDL HEADER in each |
| | | * file and include the License file at |
| | | * trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable, |
| | | * add the following below this CDDL HEADER, with the fields enclosed |
| | | * by brackets "[]" replaced with your own identifying information: |
| | | * Portions Copyright [yyyy] [name of copyright owner] |
| | | * |
| | | * CDDL HEADER END |
| | | * |
| | | * |
| | | * Portions Copyright 2006-2007 Sun Microsystems, Inc. |
| | | */ |
| | | package org.opends.server.monitors; |
| | | |
| | | |
| | | |
| | | import java.util.ArrayList; |
| | | import java.util.Collection; |
| | | import java.util.LinkedHashSet; |
| | | import java.util.TreeMap; |
| | | |
| | | import org.opends.server.admin.std.server.ConnectionHandlerCfg; |
| | | import org.opends.server.admin.std.server.MonitorProviderCfg; |
| | | import org.opends.server.api.ClientConnection; |
| | | import org.opends.server.api.ConnectionHandler; |
| | | import org.opends.server.api.MonitorProvider; |
| | | import org.opends.server.config.ConfigException; |
| | | import org.opends.server.core.DirectoryServer; |
| | | import org.opends.server.types.Attribute; |
| | | import org.opends.server.types.AttributeType; |
| | | import org.opends.server.types.AttributeValue; |
| | | import org.opends.server.types.InitializationException; |
| | | |
| | | |
| | | |
| | | |
| | | /** |
| | | * This class defines a Directory Server monitor provider that can be used to |
| | | * obtain information about the client connections established to the server. |
| | | * Note that the information reported is obtained with little or no locking, so |
| | | * it may not be entirely consistent, especially for active connections. |
| | | */ |
| | | public class ClientConnectionMonitorProvider |
| | | extends MonitorProvider<MonitorProviderCfg> |
| | | { |
| | | /** |
| | | * Creates an instance of this monitor provider. |
| | | */ |
| | | public ClientConnectionMonitorProvider() |
| | | { |
| | | super("Client Connection Monitor Provider"); |
| | | |
| | | // No initialization should be performed here. |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * {@inheritDoc} |
| | | */ |
| | | public void initializeMonitorProvider(MonitorProviderCfg configuration) |
| | | throws ConfigException, InitializationException |
| | | { |
| | | // No initialization is required. |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Retrieves the name of this monitor provider. It should be unique among all |
| | | * monitor providers, including all instances of the same monitor provider. |
| | | * |
| | | * @return The name of this monitor provider. |
| | | */ |
| | | public String getMonitorInstanceName() |
| | | { |
| | | return "Client Connections"; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Retrieves the length of time in milliseconds that should elapse between |
| | | * calls to the <CODE>updateMonitorData()</CODE> method. A negative or zero |
| | | * return value indicates that the <CODE>updateMonitorData()</CODE> method |
| | | * should not be periodically invoked. |
| | | * |
| | | * @return The length of time in milliseconds that should elapse between |
| | | * calls to the <CODE>updateMonitorData()</CODE> method. |
| | | */ |
| | | public long getUpdateInterval() |
| | | { |
| | | // This monitor does not need to run periodically. |
| | | return 0; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Performs any processing periodic processing that may be desired to update |
| | | * the information associated with this monitor. Note that best-effort |
| | | * attempts will be made to ensure that calls to this method come |
| | | * <CODE>getUpdateInterval()</CODE> milliseconds apart, but no guarantees will |
| | | * be made. |
| | | */ |
| | | public void updateMonitorData() |
| | | { |
| | | // This monitor does not need to run periodically. |
| | | return; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Retrieves a set of attributes containing monitor data that should be |
| | | * returned to the client if the corresponding monitor entry is requested. |
| | | * |
| | | * @return A set of attributes containing monitor data that should be |
| | | * returned to the client if the corresponding monitor entry is |
| | | * requested. |
| | | */ |
| | | public ArrayList<Attribute> getMonitorData() |
| | | { |
| | | // Get information about all the available connections. |
| | | ArrayList<Collection<ClientConnection>> connCollections = |
| | | new ArrayList<Collection<ClientConnection>>(); |
| | | for (ConnectionHandler handler : DirectoryServer.getConnectionHandlers()) |
| | | { |
| | | ConnectionHandler<? extends ConnectionHandlerCfg> connHandler = |
| | | (ConnectionHandler<? extends ConnectionHandlerCfg>) handler; |
| | | connCollections.add(connHandler.getClientConnections()); |
| | | } |
| | | |
| | | |
| | | // Re-order the connections by connection ID. |
| | | TreeMap<Long,ClientConnection> connMap = |
| | | new TreeMap<Long,ClientConnection>(); |
| | | for (Collection<ClientConnection> collection : connCollections) |
| | | { |
| | | for (ClientConnection conn : collection) |
| | | { |
| | | connMap.put(conn.getConnectionID(), conn); |
| | | } |
| | | } |
| | | |
| | | |
| | | // Iterate through all the client connections and create a one-line summary |
| | | // of each. |
| | | AttributeType attrType = |
| | | DirectoryServer.getDefaultAttributeType("connection"); |
| | | LinkedHashSet<AttributeValue> values = |
| | | new LinkedHashSet<AttributeValue>(connMap.size()); |
| | | for (ClientConnection conn : connMap.values()) |
| | | { |
| | | values.add(new AttributeValue(attrType, conn.getMonitorSummary())); |
| | | } |
| | | |
| | | |
| | | ArrayList<Attribute> attrs = new ArrayList<Attribute>(1); |
| | | attrs.add(new Attribute(attrType, "connection", values)); |
| | | return attrs; |
| | | } |
| | | } |
| | | |