opends/src/server/org/opends/server/core/AbandonOperation.java
@@ -26,361 +26,21 @@ */ package org.opends.server.core; import static org.opends.server.core.CoreConstants.LOG_ELEMENT_ERROR_MESSAGE; import static org.opends.server.core.CoreConstants.LOG_ELEMENT_ID_TO_ABANDON; import static org.opends.server.core.CoreConstants.LOG_ELEMENT_PROCESSING_TIME; import static org.opends.server.core.CoreConstants.LOG_ELEMENT_RESULT_CODE; import static org.opends.server.messages.CoreMessages.*; import static org.opends.server.messages.MessageHandler.getMessage; import java.util.List; import org.opends.server.api.ClientConnection; import org.opends.server.api.plugin.PreParsePluginResult; import org.opends.server.loggers.debug.DebugLogger; import org.opends.server.loggers.debug.DebugTracer; import org.opends.server.types.AbstractOperation; import org.opends.server.types.CancelRequest; import org.opends.server.types.CancelResult; import org.opends.server.types.Control; import org.opends.server.types.DisconnectReason; import org.opends.server.types.OperationType; import org.opends.server.types.ResultCode; import org.opends.server.types.operation.PostOperationAbandonOperation; import org.opends.server.types.operation.PreParseAbandonOperation; import static org.opends.server.loggers.AccessLogger.*; import org.opends.server.types.Operation; /** * This class defines an operation that may be used to abandon an operation that * may already be in progress in the Directory Server. */ public class AbandonOperation extends AbstractOperation implements PreParseAbandonOperation, PostOperationAbandonOperation public interface AbandonOperation extends Operation { /** * The tracer object for the debug logger. */ private static final DebugTracer TRACER = DebugLogger.getTracer(); // The message ID of the operation that should be abandoned. private final int idToAbandon; /** * Creates a new abandon operation with the provided information. * * @param clientConnection The client connection with which this operation * is associated. * @param operationID The operation ID for this operation. * @param messageID The message ID of the request with which this * operation is associated. * @param requestControls The set of controls included in the request. * @param idToAbandon The message ID of the operation that should be * abandoned. */ public AbandonOperation(ClientConnection clientConnection, long operationID, int messageID, List<Control> requestControls, int idToAbandon) { super(clientConnection, operationID, messageID, requestControls); this.idToAbandon = idToAbandon; } /** * Retrieves the message ID of the operation that should be abandoned. * * @return The message ID of the operation that should be abandoned. */ public final int getIDToAbandon() { return idToAbandon; } /** * {@inheritDoc} */ @Override() public final OperationType getOperationType() { // Note that no debugging will be done in this method because it is a likely // candidate for being called by the logging subsystem. return OperationType.ABANDON; } /** * {@inheritDoc} */ @Override() public final void disconnectClient(DisconnectReason disconnectReason, boolean sendNotification, String message, int messageID) { // Since abandon operations can't be cancelled, we don't need to do anything // but forward the request on to the client connection. clientConnection.disconnect(disconnectReason, sendNotification, message, messageID); } /** * {@inheritDoc} */ @Override() public final String[][] getRequestLogElements() { // Note that no debugging will be done in this method because it is a likely // candidate for being called by the logging subsystem. return new String[][] { new String[] { LOG_ELEMENT_ID_TO_ABANDON, String.valueOf(idToAbandon) } }; } /** * {@inheritDoc} */ @Override() public final String[][] getResponseLogElements() { // Note that no debugging will be done in this method because it is a likely // candidate for being called by the logging subsystem. // There is no response for an abandon. However, we will still want to log // information about whether it was successful. String resultCode = String.valueOf(getResultCode().getIntValue()); String errorMessage; StringBuilder errorMessageBuffer = getErrorMessage(); if (errorMessageBuffer == null) { errorMessage = null; } else { errorMessage = errorMessageBuffer.toString(); } String processingTime = String.valueOf(getProcessingTime()); return new String[][] { new String[] { LOG_ELEMENT_RESULT_CODE, resultCode }, new String[] { LOG_ELEMENT_ERROR_MESSAGE, errorMessage }, new String[] { LOG_ELEMENT_PROCESSING_TIME, processingTime } }; } /** * {@inheritDoc} */ @Override() public final List<Control> getResponseControls() { // An abandon operation can never have a response, so just return an empty // list. return NO_RESPONSE_CONTROLS; } /** * {@inheritDoc} */ @Override() public final void addResponseControl(Control control) { // An abandon operation can never have a response, so just ignore this. } /** * {@inheritDoc} */ @Override() public final void removeResponseControl(Control control) { // An abandon operation can never have a response, so just ignore this. } /** * Performs the work of actually processing this operation. This * should include all processing for the operation, including * invoking plugins, logging messages, performing access control, * managing synchronization, and any other work that might need to * be done in the course of processing. */ public final void run() { setResultCode(ResultCode.UNDEFINED); // Get the plugin config manager that will be used for invoking plugins. PluginConfigManager pluginConfigManager = DirectoryServer.getPluginConfigManager(); boolean skipPostOperation = false; // Start the processing timer. setProcessingStartTime(); // Create a labeled block of code that we can break out of if a problem is // detected. abandonProcessing: { // Invoke the pre-parse abandon plugins. PreParsePluginResult preParseResult = pluginConfigManager.invokePreParseAbandonPlugins(this); if (preParseResult.connectionTerminated()) { // There's no point in continuing. Log the request and result and // return. setResultCode(ResultCode.CANCELED); int msgID = MSGID_CANCELED_BY_PREPARSE_DISCONNECT; appendErrorMessage(getMessage(msgID)); setProcessingStopTime(); logAbandonRequest(this); logAbandonResult(this); return; } else if (preParseResult.sendResponseImmediately()) { skipPostOperation = true; break abandonProcessing; } else if (preParseResult.skipCoreProcessing()) { skipPostOperation = false; break abandonProcessing; } // Log the abandon request message. logAbandonRequest(this); // Actually perform the abandon operation. Make sure to set the result // code to reflect whether the abandon was successful and an error message // if it was not. Even though there is no response, the result should // still be logged. AbstractOperation operation = clientConnection.getOperationInProgress(idToAbandon); if (operation == null) { setResultCode(ResultCode.NO_SUCH_OPERATION); appendErrorMessage(getMessage(MSGID_ABANDON_OP_NO_SUCH_OPERATION, idToAbandon)); } else { // Even though it is technically illegal to send a response for // operations that have been abandoned, it may be a good idea to do so // to ensure that the requestor isn't left hanging. This will be a // configurable option in the server. boolean notifyRequestor = DirectoryServer.notifyAbandonedOperations(); String cancelReason = getMessage(MSGID_CANCELED_BY_ABANDON_REQUEST, messageID); StringBuilder cancelResponse = new StringBuilder(); CancelResult result = operation.cancel(new CancelRequest(notifyRequestor, cancelReason, cancelResponse)); setResultCode(result.getResultCode()); setErrorMessage(cancelResponse); } } // Invoke the post-operation abandon plugins. if (! skipPostOperation) { pluginConfigManager.invokePostOperationAbandonPlugins(this); } // Stop the processing timer. setProcessingStopTime(); // Log the result of the abandon operation. logAbandonResult(this); } /** * {@inheritDoc} */ @Override() public final CancelResult cancel(CancelRequest cancelRequest) { cancelRequest.addResponseMessage(getMessage(MSGID_CANNOT_CANCEL_ABANDON)); return CancelResult.CANNOT_CANCEL; } /** * {@inheritDoc} */ @Override() public final CancelRequest getCancelRequest() { return null; } /** * {@inheritDoc} */ @Override() public boolean setCancelRequest(CancelRequest cancelRequest) { // Abandon operations cannot be canceled. return false; } /** * {@inheritDoc} */ @Override() public final void toString(StringBuilder buffer) { buffer.append("AbandonOperation(connID="); buffer.append(clientConnection.getConnectionID()); buffer.append(", opID="); buffer.append(operationID); buffer.append(", idToAbandon="); buffer.append(idToAbandon); buffer.append(")"); } public int getIDToAbandon(); } opends/src/server/org/opends/server/core/AbandonOperationBasis.java
New file @@ -0,0 +1,390 @@ /* * 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 2007 Sun Microsystems, Inc. */ package org.opends.server.core; import static org.opends.server.core.CoreConstants.LOG_ELEMENT_ERROR_MESSAGE; import static org.opends.server.core.CoreConstants.LOG_ELEMENT_ID_TO_ABANDON; import static org.opends.server.core.CoreConstants.LOG_ELEMENT_PROCESSING_TIME; import static org.opends.server.core.CoreConstants.LOG_ELEMENT_RESULT_CODE; import static org.opends.server.loggers.AccessLogger.logAbandonRequest; import static org.opends.server.loggers.AccessLogger.logAbandonResult; import static org.opends.server.messages.CoreMessages.*; import static org.opends.server.messages.MessageHandler.getMessage; import java.util.List; import org.opends.server.api.ClientConnection; import org.opends.server.api.plugin.PreParsePluginResult; import org.opends.server.loggers.debug.DebugLogger; import org.opends.server.loggers.debug.DebugTracer; import org.opends.server.types.AbstractOperation; import org.opends.server.types.CancelRequest; import org.opends.server.types.CancelResult; import org.opends.server.types.Control; import org.opends.server.types.DisconnectReason; import org.opends.server.types.OperationType; import org.opends.server.types.ResultCode; import org.opends.server.types.operation.PostOperationAbandonOperation; import org.opends.server.types.operation.PreParseAbandonOperation; /** * This class defines an operation that may be used to abandon an operation * that may already be in progress in the Directory Server. */ public class AbandonOperationBasis extends AbstractOperation implements Runnable, AbandonOperation, PreParseAbandonOperation, PostOperationAbandonOperation { /** * The tracer object for the debug logger. */ private static final DebugTracer TRACER = DebugLogger.getTracer(); // The message ID of the operation that should be abandoned. private final int idToAbandon; /** * Creates a new abandon operation with the provided information. * * @param clientConnection The client connection with which this operation * is associated. * @param operationID The operation ID for this operation. * @param messageID The message ID of the request with which this * operation is associated. * @param requestControls The set of controls included in the request. * @param idToAbandon The message ID of the operation that should be * abandoned. */ public AbandonOperationBasis( ClientConnection clientConnection, long operationID, int messageID, List<Control> requestControls, int idToAbandon) { super(clientConnection, operationID, messageID, requestControls); this.idToAbandon = idToAbandon; } /** * Retrieves the message ID of the operation that should be abandoned. * * @return The message ID of the operation that should be abandoned. */ public final int getIDToAbandon() { return idToAbandon; } /** * {@inheritDoc} */ @Override() public final OperationType getOperationType() { // Note that no debugging will be done in this method because it is a likely // candidate for being called by the logging subsystem. return OperationType.ABANDON; } /** * {@inheritDoc} */ @Override() public final void disconnectClient(DisconnectReason disconnectReason, boolean sendNotification, String message, int messageID) { // Since abandon operations can't be cancelled, we don't need to do anything // but forward the request on to the client connection. clientConnection.disconnect(disconnectReason, sendNotification, message, messageID); } /** * {@inheritDoc} */ @Override() public final String[][] getRequestLogElements() { // Note that no debugging will be done in this method because it is a likely // candidate for being called by the logging subsystem. return new String[][] { new String[] { LOG_ELEMENT_ID_TO_ABANDON, String.valueOf(idToAbandon) } }; } /** * {@inheritDoc} */ @Override() public final String[][] getResponseLogElements() { // Note that no debugging will be done in this method because it is a likely // candidate for being called by the logging subsystem. // There is no response for an abandon. However, we will still want to log // information about whether it was successful. String resultCode = String.valueOf(getResultCode().getIntValue()); String errorMessage; StringBuilder errorMessageBuffer = getErrorMessage(); if (errorMessageBuffer == null) { errorMessage = null; } else { errorMessage = errorMessageBuffer.toString(); } String processingTime = String.valueOf(getProcessingTime()); return new String[][] { new String[] { LOG_ELEMENT_RESULT_CODE, resultCode }, new String[] { LOG_ELEMENT_ERROR_MESSAGE, errorMessage }, new String[] { LOG_ELEMENT_PROCESSING_TIME, processingTime } }; } /** * {@inheritDoc} */ @Override() public final List<Control> getResponseControls() { // An abandon operation can never have a response, so just return an empty // list. return NO_RESPONSE_CONTROLS; } /** * {@inheritDoc} */ @Override() public final void addResponseControl(Control control) { // An abandon operation can never have a response, so just ignore this. } /** * {@inheritDoc} */ @Override() public final void removeResponseControl(Control control) { // An abandon operation can never have a response, so just ignore this. } /** * Performs the work of actually processing this operation. This * should include all processing for the operation, including * invoking plugins, logging messages, performing access control, * managing synchronization, and any other work that might need to * be done in the course of processing. */ public final void run() { setResultCode(ResultCode.UNDEFINED); // Get the plugin config manager that will be used for invoking plugins. PluginConfigManager pluginConfigManager = DirectoryServer.getPluginConfigManager(); boolean skipPostOperation = false; // Start the processing timer. setProcessingStartTime(); // Create a labeled block of code that we can break out of if a problem is // detected. abandonProcessing: { // Invoke the pre-parse abandon plugins. PreParsePluginResult preParseResult = pluginConfigManager.invokePreParseAbandonPlugins(this); if (preParseResult.connectionTerminated()) { // There's no point in continuing. Log the request and result and // return. setResultCode(ResultCode.CANCELED); int msgID = MSGID_CANCELED_BY_PREPARSE_DISCONNECT; appendErrorMessage(getMessage(msgID)); setProcessingStopTime(); logAbandonRequest(this); logAbandonResult(this); return; } else if (preParseResult.sendResponseImmediately()) { skipPostOperation = true; break abandonProcessing; } else if (preParseResult.skipCoreProcessing()) { skipPostOperation = false; break abandonProcessing; } // Log the abandon request message. logAbandonRequest(this); // Actually perform the abandon operation. Make sure to set the result // code to reflect whether the abandon was successful and an error message // if it was not. Even though there is no response, the result should // still be logged. AbstractOperation operation = clientConnection.getOperationInProgress(idToAbandon); if (operation == null) { setResultCode(ResultCode.NO_SUCH_OPERATION); appendErrorMessage(getMessage(MSGID_ABANDON_OP_NO_SUCH_OPERATION, idToAbandon)); } else { // Even though it is technically illegal to send a response for // operations that have been abandoned, it may be a good idea to do so // to ensure that the requestor isn't left hanging. This will be a // configurable option in the server. boolean notifyRequestor = DirectoryServer.notifyAbandonedOperations(); String cancelReason = getMessage(MSGID_CANCELED_BY_ABANDON_REQUEST, messageID); StringBuilder cancelResponse = new StringBuilder(); CancelResult result = operation.cancel(new CancelRequest(notifyRequestor, cancelReason, cancelResponse)); setResultCode(result.getResultCode()); setErrorMessage(cancelResponse); } } // Invoke the post-operation abandon plugins. if (! skipPostOperation) { pluginConfigManager.invokePostOperationAbandonPlugins(this); } // Stop the processing timer. setProcessingStopTime(); // Log the result of the abandon operation. logAbandonResult(this); } /** * {@inheritDoc} */ @Override() public final CancelResult cancel(CancelRequest cancelRequest) { cancelRequest.addResponseMessage(getMessage(MSGID_CANNOT_CANCEL_ABANDON)); return CancelResult.CANNOT_CANCEL; } /** * {@inheritDoc} */ @Override() public final CancelRequest getCancelRequest() { return null; } /** * {@inheritDoc} */ @Override() public boolean setCancelRequest(CancelRequest cancelRequest) { // Abandon operations cannot be canceled. return false; } /** * {@inheritDoc} */ @Override() public final void toString(StringBuilder buffer) { buffer.append("AbandonOperation(connID="); buffer.append(clientConnection.getConnectionID()); buffer.append(", opID="); buffer.append(operationID); buffer.append(", idToAbandon="); buffer.append(idToAbandon); buffer.append(")"); } } opends/src/server/org/opends/server/core/PluginConfigManager.java
@@ -1733,7 +1733,7 @@ * @return The result of processing the pre-parse abandon plugins. */ public PreParsePluginResult invokePreParseAbandonPlugins( AbandonOperation abandonOperation) AbandonOperationBasis abandonOperation) { PreParsePluginResult result = null; @@ -3201,7 +3201,7 @@ * @return The result of processing the post-operation abandon plugins. */ public PostOperationPluginResult invokePostOperationAbandonPlugins( AbandonOperation abandonOperation) AbandonOperationBasis abandonOperation) { PostOperationPluginResult result = null; opends/src/server/org/opends/server/protocols/ldap/LDAPClientConnection.java
@@ -53,7 +53,7 @@ import org.opends.server.api.ClientConnection; import org.opends.server.api.ConnectionHandler; import org.opends.server.api.ConnectionSecurityProvider; import org.opends.server.core.AbandonOperation; import org.opends.server.core.AbandonOperationBasis; import org.opends.server.core.AddOperationBasis; import org.opends.server.core.BindOperationBasis; import org.opends.server.core.CompareOperationBasis; @@ -1832,8 +1832,8 @@ ArrayList<Control> controls) { AbandonRequestProtocolOp protocolOp = message.getAbandonRequestProtocolOp(); AbandonOperation abandonOp = new AbandonOperation(this, nextOperationID.getAndIncrement(), AbandonOperationBasis abandonOp = new AbandonOperationBasis(this, nextOperationID.getAndIncrement(), message.getMessageID(), controls, protocolOp.getIDToAbandon()); opends/src/server/org/opends/server/workflowelement/localbackend/LocalBackendWorkflowElement.java
@@ -182,9 +182,12 @@ case COMPARE: processCompare((CompareOperation) operation); break; case ABANDON: // There is no processing for an abandon operation. break; default: // jdemendi - temporary code, just make sure that we don't fell into // that incomplete code... // jdemendi - temporary code, just make sure that we are not falling // into that incomplete code... Validator.ensureTrue(false); break; } opends/tests/unit-tests-testng/src/server/org/opends/server/core/AbandonOperationTestCase.java
@@ -101,7 +101,8 @@ return new Operation[] { new AbandonOperation(conn, conn.nextOperationID(), conn.nextMessageID(), new AbandonOperationBasis(conn, conn.nextOperationID(), conn.nextMessageID(), new ArrayList<Control>(), 1) }; } @@ -117,8 +118,8 @@ InternalClientConnection conn = InternalClientConnection.getRootConnection(); AbandonOperation abandonOperation = new AbandonOperation(conn, conn.nextOperationID(), AbandonOperationBasis abandonOperation = new AbandonOperationBasis(conn, conn.nextOperationID(), conn.nextMessageID(), new ArrayList<Control>(), 1); assertEquals(abandonOperation.getIDToAbandon(), 1); } @@ -134,8 +135,8 @@ InternalClientConnection conn = InternalClientConnection.getRootConnection(); AbandonOperation abandonOperation = new AbandonOperation(conn, conn.nextOperationID(), AbandonOperationBasis abandonOperation = new AbandonOperationBasis(conn, conn.nextOperationID(), conn.nextMessageID(), new ArrayList<Control>(), 1); CancelRequest cancelRequest = new CancelRequest(true, "Test Cancel"); @@ -154,8 +155,8 @@ InternalClientConnection conn = InternalClientConnection.getRootConnection(); AbandonOperation abandonOperation = new AbandonOperation(conn, conn.nextOperationID(), AbandonOperationBasis abandonOperation = new AbandonOperationBasis(conn, conn.nextOperationID(), conn.nextMessageID(), new ArrayList<Control>(), 1); assertNull(abandonOperation.getCancelRequest()); } @@ -191,8 +192,8 @@ InternalClientConnection conn = InternalClientConnection.getRootConnection(); AbandonOperation abandonOperation = new AbandonOperation(conn, conn.nextOperationID(), AbandonOperationBasis abandonOperation = new AbandonOperationBasis(conn, conn.nextOperationID(), conn.nextMessageID(), new ArrayList<Control>(), 1); abandonOperation.run(); assertEquals(abandonOperation.getResultCode(),