| | |
| | | |
| | | |
| | | import java.util.ArrayList; |
| | | import java.util.Iterator; |
| | | import java.util.LinkedList; |
| | | import java.util.List; |
| | | import java.util.Set; |
| | | import java.util.concurrent.ConcurrentHashMap; |
| | | import java.lang.reflect.Method; |
| | | |
| | | import org.opends.server.api.ConfigAddListener; |
| | | import org.opends.server.api.ConfigChangeListener; |
| | | import org.opends.server.api.ConfigDeleteListener; |
| | | import org.opends.server.api.ConfigHandler; |
| | | import org.opends.server.api.ConfigurableComponent; |
| | | import org.opends.server.api.ExtendedOperationHandler; |
| | | import org.opends.server.config.BooleanConfigAttribute; |
| | | import org.opends.server.config.ConfigEntry; |
| | | import org.opends.server.config.ConfigException; |
| | | import org.opends.server.config.StringConfigAttribute; |
| | | import org.opends.server.types.ConfigChangeResult; |
| | | import org.opends.server.types.DN; |
| | | import org.opends.server.types.ErrorLogCategory; |
| | | import org.opends.server.types.ErrorLogSeverity; |
| | | import org.opends.server.types.InitializationException; |
| | | import org.opends.server.types.ResultCode; |
| | | |
| | | import static org.opends.server.config.ConfigConstants.*; |
| | | import static org.opends.server.loggers.debug.DebugLogger.debugCaught; |
| | | import static org.opends.server.loggers.debug.DebugLogger.debugEnabled; |
| | | import org.opends.server.types.DebugLogLevel; |
| | | import static org.opends.server.loggers.Error.*; |
| | | import static org.opends.server.messages.ConfigMessages.*; |
| | | import static org.opends.server.messages.MessageHandler.*; |
| | | import static org.opends.server.util.ServerConstants.*; |
| | | import static org.opends.server.util.StaticUtils.*; |
| | | |
| | | import static org.opends.server.messages.MessageHandler.getMessage; |
| | | import org.opends.server.admin.server.ConfigurationChangeListener; |
| | | import org.opends.server.admin.server.ConfigurationAddListener; |
| | | import org.opends.server.admin.server.ConfigurationDeleteListener; |
| | | import org.opends.server.admin.server.ServerManagementContext; |
| | | import org.opends.server.admin.std.server.ExtendedOperationHandlerCfg; |
| | | import org.opends.server.admin.std.server.RootCfg; |
| | | import org.opends.server.admin.std.meta.ExtendedOperationHandlerCfgDefn; |
| | | import org.opends.server.admin.ClassPropertyDefinition; |
| | | import static org.opends.server.util.StaticUtils.stackTraceToSingleLineString; |
| | | |
| | | |
| | | /** |
| | |
| | | * removals, or modifications of any extended operation handlers while the |
| | | * server is running. |
| | | */ |
| | | public class ExtendedOperationConfigManager |
| | | implements ConfigChangeListener, ConfigAddListener, ConfigDeleteListener |
| | | public class ExtendedOperationConfigManager implements |
| | | ConfigurationChangeListener<ExtendedOperationHandlerCfg>, |
| | | ConfigurationAddListener<ExtendedOperationHandlerCfg>, |
| | | ConfigurationDeleteListener<ExtendedOperationHandlerCfg> |
| | | { |
| | | |
| | | |
| | |
| | | // operation handlers. |
| | | private ConcurrentHashMap<DN,ExtendedOperationHandler> handlers; |
| | | |
| | | // The configuration handler for the Directory Server. |
| | | private ConfigHandler configHandler; |
| | | |
| | | |
| | | |
| | | /** |
| | |
| | | */ |
| | | public ExtendedOperationConfigManager() |
| | | { |
| | | configHandler = DirectoryServer.getConfigHandler(); |
| | | handlers = new ConcurrentHashMap<DN,ExtendedOperationHandler>(); |
| | | } |
| | | |
| | |
| | | public void initializeExtendedOperationHandlers() |
| | | throws ConfigException, InitializationException |
| | | { |
| | | // First, get the configuration base entry. |
| | | ConfigEntry baseEntry; |
| | | try |
| | | // Create an internal server management context and retrieve |
| | | // the root configuration which has the extended operation handler relation. |
| | | ServerManagementContext context = ServerManagementContext.getInstance(); |
| | | RootCfg root = context.getRootConfiguration(); |
| | | |
| | | // Register add and delete listeners. |
| | | root.addExtendedOperationHandlerAddListener(this); |
| | | root.addExtendedOperationHandlerDeleteListener(this); |
| | | |
| | | // Initialize existing handlers. |
| | | for (String name : root.listExtendedOperationHandlers()) |
| | | { |
| | | DN extendedOpBaseDN = DN.decode(DN_EXTENDED_OP_CONFIG_BASE); |
| | | baseEntry = configHandler.getConfigEntry(extendedOpBaseDN); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | // Get the handler's configuration. |
| | | // This will decode and validate its properties. |
| | | ExtendedOperationHandlerCfg config = |
| | | root.getExtendedOperationHandler(name); |
| | | |
| | | // Register as a change listener for this handler so that we can be |
| | | // notified when it is disabled or enabled. |
| | | config.addChangeListener(this); |
| | | |
| | | // Ignore this handler if it is disabled. |
| | | if (config.isEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | // Load the handler's implementation class and initialize it. |
| | | ExtendedOperationHandler handler = getHandler(config); |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_CANNOT_GET_BASE; |
| | | String message = getMessage(msgID, String.valueOf(e)); |
| | | throw new ConfigException(msgID, message, e); |
| | | } |
| | | |
| | | if (baseEntry == null) |
| | | { |
| | | // The extended operation handler base entry does not exist. This is not |
| | | // acceptable, so throw an exception. |
| | | int msgID = MSGID_CONFIG_EXTOP_BASE_DOES_NOT_EXIST; |
| | | String message = getMessage(msgID); |
| | | throw new ConfigException(msgID, message); |
| | | } |
| | | |
| | | |
| | | // Register add and delete listeners with the extended operation base entry. |
| | | // We don't care about modifications to it. |
| | | baseEntry.registerAddListener(this); |
| | | baseEntry.registerDeleteListener(this); |
| | | |
| | | |
| | | // See if the base entry has any children. If not, then we don't need to do |
| | | // anything else. |
| | | if (! baseEntry.hasChildren()) |
| | | { |
| | | return; |
| | | } |
| | | |
| | | |
| | | // Iterate through the child entries and process them as extended operation |
| | | // handler configuration entries. |
| | | for (ConfigEntry childEntry : baseEntry.getChildren().values()) |
| | | { |
| | | childEntry.registerChangeListener(this); |
| | | |
| | | StringBuilder unacceptableReason = new StringBuilder(); |
| | | if (! configAddIsAcceptable(childEntry, unacceptableReason)) |
| | | { |
| | | logError(ErrorLogCategory.CONFIGURATION, ErrorLogSeverity.SEVERE_ERROR, |
| | | MSGID_CONFIG_EXTOP_ENTRY_UNACCEPTABLE, |
| | | childEntry.getDN().toString(), unacceptableReason.toString()); |
| | | continue; |
| | | } |
| | | |
| | | try |
| | | { |
| | | ConfigChangeResult result = applyConfigurationAdd(childEntry); |
| | | if (result.getResultCode() != ResultCode.SUCCESS) |
| | | { |
| | | StringBuilder buffer = new StringBuilder(); |
| | | |
| | | List<String> resultMessages = result.getMessages(); |
| | | if ((resultMessages == null) || (resultMessages.isEmpty())) |
| | | { |
| | | buffer.append(getMessage(MSGID_CONFIG_UNKNOWN_UNACCEPTABLE_REASON)); |
| | | } |
| | | else |
| | | { |
| | | Iterator<String> iterator = resultMessages.iterator(); |
| | | |
| | | buffer.append(iterator.next()); |
| | | while (iterator.hasNext()) |
| | | { |
| | | buffer.append(EOL); |
| | | buffer.append(iterator.next()); |
| | | } |
| | | } |
| | | |
| | | logError(ErrorLogCategory.CONFIGURATION, |
| | | ErrorLogSeverity.SEVERE_ERROR, |
| | | MSGID_CONFIG_EXTOP_CANNOT_CREATE_HANDLER, |
| | | childEntry.getDN().toString(), buffer.toString()); |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | logError(ErrorLogCategory.CONFIGURATION, ErrorLogSeverity.SEVERE_ERROR, |
| | | MSGID_CONFIG_EXTOP_CANNOT_CREATE_HANDLER, |
| | | childEntry.getDN().toString(), String.valueOf(e)); |
| | | // Put this handler in the hash map so that we will be able to find |
| | | // it if it is deleted or disabled. |
| | | handlers.put(config.dn(), handler); |
| | | } |
| | | } |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Indicates whether the configuration entry that will result from a proposed |
| | | * modification is acceptable to this change listener. |
| | | * |
| | | * @param configEntry The configuration entry that will result from |
| | | * the requested update. |
| | | * @param unacceptableReason A buffer to which this method can append a |
| | | * human-readable message explaining why the |
| | | * proposed change is not acceptable. |
| | | * |
| | | * @return <CODE>true</CODE> if the proposed entry contains an acceptable |
| | | * configuration, or <CODE>false</CODE> if it does not. |
| | | * {@inheritDoc} |
| | | */ |
| | | public boolean configChangeIsAcceptable(ConfigEntry configEntry, |
| | | StringBuilder unacceptableReason) |
| | | public ConfigChangeResult applyConfigurationDelete( |
| | | ExtendedOperationHandlerCfg configuration) |
| | | { |
| | | // Make sure that the entry has an appropriate objectclass for an extended |
| | | // operation handler. |
| | | if (! configEntry.hasObjectClass(OC_EXTENDED_OPERATION_HANDLER)) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_OBJECTCLASS; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | ResultCode resultCode = ResultCode.SUCCESS; |
| | | boolean adminActionRequired = false; |
| | | |
| | | |
| | | // Make sure that the entry specifies the handler class name. |
| | | StringConfigAttribute classNameAttr; |
| | | try |
| | | { |
| | | StringConfigAttribute classStub = |
| | | new StringConfigAttribute(ATTR_EXTOP_CLASS, |
| | | getMessage(MSGID_CONFIG_EXTOP_DESCRIPTION_CLASS_NAME), |
| | | true, false, true); |
| | | classNameAttr = (StringConfigAttribute) |
| | | configEntry.getConfigAttribute(classStub); |
| | | |
| | | if (classNameAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_NO_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString(), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | Class handlerClass; |
| | | try |
| | | { |
| | | handlerClass = DirectoryServer.loadClass(classNameAttr.pendingValue()); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString(), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | try |
| | | { |
| | | ExtendedOperationHandler handler = |
| | | (ExtendedOperationHandler) handlerClass.newInstance(); |
| | | } |
| | | catch(Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS; |
| | | String message = getMessage(msgID, handlerClass.getName(), |
| | | String.valueOf(configEntry.getDN()), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // See if this extended operation handler should be enabled. |
| | | BooleanConfigAttribute enabledAttr; |
| | | try |
| | | { |
| | | BooleanConfigAttribute enabledStub = |
| | | new BooleanConfigAttribute(ATTR_EXTOP_ENABLED, |
| | | getMessage(MSGID_CONFIG_EXTOP_DESCRIPTION_ENABLED), |
| | | false); |
| | | enabledAttr = (BooleanConfigAttribute) |
| | | configEntry.getConfigAttribute(enabledStub); |
| | | |
| | | if (enabledAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_NO_ENABLED_ATTR; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_ENABLED_VALUE; |
| | | String message = getMessage(msgID, configEntry.getDN().toString(), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // If we've gotten here then the extended operation handler entry appears to |
| | | // be acceptable. |
| | | return true; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Attempts to apply a new configuration to this Directory Server component |
| | | * based on the provided changed entry. |
| | | * |
| | | * @param configEntry The configuration entry that containing the updated |
| | | * configuration for this component. |
| | | * |
| | | * @return Information about the result of processing the configuration |
| | | * change. |
| | | */ |
| | | public ConfigChangeResult applyConfigurationChange(ConfigEntry configEntry) |
| | | { |
| | | DN configEntryDN = configEntry.getDN(); |
| | | ResultCode resultCode = ResultCode.SUCCESS; |
| | | boolean adminActionRequired = false; |
| | | ArrayList<String> messages = new ArrayList<String>(); |
| | | |
| | | |
| | | // Make sure that the entry has an appropriate objectclass for an extended |
| | | // operation handler. |
| | | if (! configEntry.hasObjectClass(OC_EXTENDED_OPERATION_HANDLER)) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_OBJECTCLASS; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN))); |
| | | resultCode = ResultCode.UNWILLING_TO_PERFORM; |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | // Get the corresponding extended operation handler if it is active. |
| | | ExtendedOperationHandler handler = handlers.get(configEntryDN); |
| | | |
| | | |
| | | // See if this handler should be enabled or disabled. |
| | | boolean needsEnabled = false; |
| | | BooleanConfigAttribute enabledAttr; |
| | | try |
| | | { |
| | | BooleanConfigAttribute enabledStub = |
| | | new BooleanConfigAttribute(ATTR_EXTOP_ENABLED, |
| | | getMessage(MSGID_CONFIG_EXTOP_DESCRIPTION_ENABLED), |
| | | false); |
| | | enabledAttr = (BooleanConfigAttribute) |
| | | configEntry.getConfigAttribute(enabledStub); |
| | | |
| | | if (enabledAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_NO_ENABLED_ATTR; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN))); |
| | | resultCode = ResultCode.UNWILLING_TO_PERFORM; |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | |
| | | if (enabledAttr.activeValue()) |
| | | { |
| | | if (handler == null) |
| | | { |
| | | needsEnabled = true; |
| | | } |
| | | else |
| | | { |
| | | // The handler is already active, so no action is required. |
| | | } |
| | | } |
| | | else |
| | | { |
| | | if (handler == null) |
| | | { |
| | | // The handler is already disabled, so no action is required and we |
| | | // can short-circuit out of this processing. |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | else |
| | | { |
| | | // The handler is active, so it needs to be disabled. Do this and |
| | | // return that we were successful. |
| | | handlers.remove(configEntryDN); |
| | | handler.finalizeExtendedOperationHandler(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_ENABLED_VALUE; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | // Make sure that the entry specifies the handler class name. If it has |
| | | // changed, then we will not try to dynamically apply it. |
| | | String className; |
| | | try |
| | | { |
| | | StringConfigAttribute classStub = |
| | | new StringConfigAttribute(ATTR_EXTOP_CLASS, |
| | | getMessage(MSGID_CONFIG_EXTOP_DESCRIPTION_CLASS_NAME), |
| | | true, false, true); |
| | | StringConfigAttribute classNameAttr = |
| | | (StringConfigAttribute) configEntry.getConfigAttribute(classStub); |
| | | |
| | | if (classNameAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_NO_CLASS_NAME; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN))); |
| | | resultCode = ResultCode.OBJECTCLASS_VIOLATION; |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | |
| | | className = classNameAttr.pendingValue(); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS_NAME; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | boolean classChanged = false; |
| | | String oldClassName = null; |
| | | // See if the entry is registered as an extended operation handler. If so, |
| | | // deregister it and finalize the handler. |
| | | ExtendedOperationHandler handler = handlers.remove(configuration.dn()); |
| | | if (handler != null) |
| | | { |
| | | oldClassName = handler.getClass().getName(); |
| | | classChanged = (! className.equals(oldClassName)); |
| | | handler.finalizeExtendedOperationHandler(); |
| | | } |
| | | |
| | | |
| | | if (classChanged) |
| | | { |
| | | // This will not be applied dynamically. Add a message to the response |
| | | // and indicate that admin action is required. |
| | | adminActionRequired = true; |
| | | messages.add(getMessage(MSGID_CONFIG_EXTOP_CLASS_ACTION_REQUIRED, |
| | | String.valueOf(oldClassName), |
| | | String.valueOf(className), |
| | | String.valueOf(configEntryDN))); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired); |
| | | } |
| | | |
| | | /** |
| | | * {@inheritDoc} |
| | | */ |
| | | public boolean isConfigurationChangeAcceptable( |
| | | ExtendedOperationHandlerCfg configuration, |
| | | List<String> unacceptableReasons) |
| | | { |
| | | if (configuration.isEnabled()) { |
| | | // It's enabled so always validate the class. |
| | | return isJavaClassAcceptable(configuration, unacceptableReasons); |
| | | } else { |
| | | // It's disabled so ignore it. |
| | | return true; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * {@inheritDoc} |
| | | */ |
| | | public ConfigChangeResult applyConfigurationChange( |
| | | ExtendedOperationHandlerCfg configuration) |
| | | { |
| | | // Attempt to get the existing handler. This will only |
| | | // succeed if it was enabled. |
| | | DN dn = configuration.dn(); |
| | | ExtendedOperationHandler handler = handlers.get(dn); |
| | | |
| | | if (needsEnabled) |
| | | { |
| | | try |
| | | { |
| | | Class handlerClass = DirectoryServer.loadClass(className); |
| | | handler = (ExtendedOperationHandler) handlerClass.newInstance(); |
| | | // Default result code. |
| | | ResultCode resultCode = ResultCode.SUCCESS; |
| | | boolean adminActionRequired = false; |
| | | ArrayList<String> messages = new ArrayList<String>(); |
| | | |
| | | // See whether the handler should be enabled. |
| | | if (handler == null) { |
| | | if (configuration.isEnabled()) { |
| | | // The handler needs to be enabled. |
| | | try { |
| | | handler = getHandler(configuration); |
| | | |
| | | // Put this handler in the hash so that we will |
| | | // be able to find it if it is altered. |
| | | handlers.put(dn, handler); |
| | | |
| | | } catch (ConfigException e) { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | messages.add(e.getMessage()); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | } catch (Exception e) { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INITIALIZATION_FAILED; |
| | | messages.add(getMessage(msgID, String.valueOf(configuration |
| | | .getJavaImplementationClass()), String.valueOf(dn), |
| | | stackTraceToSingleLineString(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | } else { |
| | | if (configuration.isEnabled()) { |
| | | // The handler is currently active, so we don't |
| | | // need to do anything. Changes to the class name cannot be |
| | | // applied dynamically, so if the class name did change then |
| | | // indicate that administrative action is required for that |
| | | // change to take effect. |
| | | String className = configuration.getJavaImplementationClass(); |
| | | if (!className.equals(handler.getClass().getName())) { |
| | | adminActionRequired = true; |
| | | } |
| | | } else { |
| | | // We need to disable the connection handler. |
| | | |
| | | handlers.remove(dn); |
| | | |
| | | handler.finalizeExtendedOperationHandler(); |
| | | } |
| | | } |
| | | |
| | | // Return the configuration result. |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | |
| | | /** |
| | | * {@inheritDoc} |
| | | */ |
| | | public boolean isConfigurationAddAcceptable( |
| | | ExtendedOperationHandlerCfg configuration, |
| | | List<String> unacceptableReasons) |
| | | { |
| | | return isConfigurationChangeAcceptable(configuration, unacceptableReasons); |
| | | } |
| | | |
| | | /** |
| | | * {@inheritDoc} |
| | | */ |
| | | public ConfigChangeResult applyConfigurationAdd( |
| | | ExtendedOperationHandlerCfg configuration) |
| | | { |
| | | // Default result code. |
| | | ResultCode resultCode = ResultCode.SUCCESS; |
| | | boolean adminActionRequired = false; |
| | | ArrayList<String> messages = new ArrayList<String>(); |
| | | |
| | | // Register as a change listener for this connection handler entry |
| | | // so that we will be notified of any changes that may be made to |
| | | // it. |
| | | configuration.addChangeListener(this); |
| | | |
| | | // Ignore this connection handler if it is disabled. |
| | | if (configuration.isEnabled()) |
| | | { |
| | | // The connection handler needs to be enabled. |
| | | DN dn = configuration.dn(); |
| | | try { |
| | | ExtendedOperationHandler handler = getHandler(configuration); |
| | | |
| | | // Put this connection handler in the hash so that we will be |
| | | // able to find it if it is altered. |
| | | handlers.put(dn, handler); |
| | | |
| | | } |
| | | catch (ConfigException e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS; |
| | | messages.add(getMessage(msgID, className, |
| | | String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | messages.add(e.getMessage()); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | |
| | | try |
| | | { |
| | | handler.initializeExtendedOperationHandler(configEntry); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INITIALIZATION_FAILED; |
| | | messages.add(getMessage(msgID, className, |
| | | String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | messages.add(getMessage(msgID, String.valueOf(configuration |
| | | .getJavaImplementationClass()), String.valueOf(dn), |
| | | stackTraceToSingleLineString(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | |
| | | |
| | | // If the extended operation handler defines any supported controls and/or |
| | | // features, then register them with the server. |
| | | Set<String> controlOIDs = handler.getSupportedControls(); |
| | | if (controlOIDs != null) |
| | | { |
| | | for (String oid : controlOIDs) |
| | | { |
| | | DirectoryServer.registerSupportedControl(oid); |
| | | } |
| | | } |
| | | |
| | | Set<String> featureOIDs = handler.getSupportedFeatures(); |
| | | if (featureOIDs != null) |
| | | { |
| | | for (String oid : featureOIDs) |
| | | { |
| | | DirectoryServer.registerSupportedFeature(oid); |
| | | } |
| | | } |
| | | |
| | | |
| | | handlers.put(configEntryDN, handler); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | // If we've gotten here, then there haven't been any changes to anything |
| | | // that we care about. |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | // Return the configuration result. |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Indicates whether the configuration entry that will result from a proposed |
| | | * add is acceptable to this add listener. |
| | | * |
| | | * @param configEntry The configuration entry that will result from |
| | | * the requested add. |
| | | * @param unacceptableReason A buffer to which this method can append a |
| | | * human-readable message explaining why the |
| | | * proposed entry is not acceptable. |
| | | * |
| | | * @return <CODE>true</CODE> if the proposed entry contains an acceptable |
| | | * configuration, or <CODE>false</CODE> if it does not. |
| | | * {@inheritDoc} |
| | | */ |
| | | public boolean configAddIsAcceptable(ConfigEntry configEntry, |
| | | StringBuilder unacceptableReason) |
| | | { |
| | | // Make sure that no entry already exists with the specified DN. |
| | | DN configEntryDN = configEntry.getDN(); |
| | | if (handlers.containsKey(configEntryDN)) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_EXISTS; |
| | | String message = getMessage(msgID, String.valueOf(configEntryDN)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // Make sure that the entry has an appropriate objectclass for an extended |
| | | // operation handler. |
| | | if (! configEntry.hasObjectClass(OC_EXTENDED_OPERATION_HANDLER)) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_OBJECTCLASS; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // Make sure that the entry specifies the extended operation handler class. |
| | | StringConfigAttribute classNameAttr; |
| | | try |
| | | { |
| | | StringConfigAttribute classStub = |
| | | new StringConfigAttribute(ATTR_EXTOP_CLASS, |
| | | getMessage(MSGID_CONFIG_EXTOP_DESCRIPTION_CLASS_NAME), |
| | | true, false, true); |
| | | classNameAttr = (StringConfigAttribute) |
| | | configEntry.getConfigAttribute(classStub); |
| | | |
| | | if (classNameAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_NO_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString(), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | Class handlerClass; |
| | | try |
| | | { |
| | | handlerClass = DirectoryServer.loadClass(classNameAttr.pendingValue()); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString(), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | ExtendedOperationHandler handler; |
| | | try |
| | | { |
| | | handler = (ExtendedOperationHandler) handlerClass.newInstance(); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS; |
| | | String message = getMessage(msgID, handlerClass.getName(), |
| | | String.valueOf(configEntryDN), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // If the handler is a configurable component, then make sure that its |
| | | // configuration is valid. |
| | | if (handler instanceof ConfigurableComponent) |
| | | { |
| | | ConfigurableComponent cc = (ConfigurableComponent) handler; |
| | | LinkedList<String> errorMessages = new LinkedList<String>(); |
| | | if (! cc.hasAcceptableConfiguration(configEntry, errorMessages)) |
| | | { |
| | | if (errorMessages.isEmpty()) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_UNACCEPTABLE_CONFIG; |
| | | unacceptableReason.append(getMessage(msgID, |
| | | String.valueOf(configEntryDN))); |
| | | } |
| | | else |
| | | { |
| | | Iterator<String> iterator = errorMessages.iterator(); |
| | | unacceptableReason.append(iterator.next()); |
| | | while (iterator.hasNext()) |
| | | { |
| | | unacceptableReason.append(" "); |
| | | unacceptableReason.append(iterator.next()); |
| | | } |
| | | } |
| | | |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | |
| | | // See if this handler should be enabled. |
| | | BooleanConfigAttribute enabledAttr; |
| | | try |
| | | { |
| | | BooleanConfigAttribute enabledStub = |
| | | new BooleanConfigAttribute(ATTR_EXTOP_ENABLED, |
| | | getMessage(MSGID_CONFIG_EXTOP_DESCRIPTION_ENABLED), |
| | | false); |
| | | enabledAttr = (BooleanConfigAttribute) |
| | | configEntry.getConfigAttribute(enabledStub); |
| | | |
| | | if (enabledAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_NO_ENABLED_ATTR; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_ENABLED_VALUE; |
| | | String message = getMessage(msgID, configEntry.getDN().toString(), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // If we've gotten here then the handler entry appears to be acceptable. |
| | | return true; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Attempts to apply a new configuration based on the provided added entry. |
| | | * |
| | | * @param configEntry The new configuration entry that contains the |
| | | * configuration to apply. |
| | | * |
| | | * @return Information about the result of processing the configuration |
| | | * change. |
| | | */ |
| | | public ConfigChangeResult applyConfigurationAdd(ConfigEntry configEntry) |
| | | { |
| | | DN configEntryDN = configEntry.getDN(); |
| | | ResultCode resultCode = ResultCode.SUCCESS; |
| | | boolean adminActionRequired = false; |
| | | ArrayList<String> messages = new ArrayList<String>(); |
| | | |
| | | |
| | | // Make sure that the entry has an appropriate objectclass for an extended |
| | | // operation handler. |
| | | if (! configEntry.hasObjectClass(OC_EXTENDED_OPERATION_HANDLER)) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_OBJECTCLASS; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN))); |
| | | resultCode = ResultCode.UNWILLING_TO_PERFORM; |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | // See if this handler should be enabled or disabled. |
| | | BooleanConfigAttribute enabledAttr; |
| | | try |
| | | { |
| | | BooleanConfigAttribute enabledStub = |
| | | new BooleanConfigAttribute(ATTR_EXTOP_ENABLED, |
| | | getMessage(MSGID_CONFIG_EXTOP_DESCRIPTION_ENABLED), |
| | | false); |
| | | enabledAttr = (BooleanConfigAttribute) |
| | | configEntry.getConfigAttribute(enabledStub); |
| | | |
| | | if (enabledAttr == null) |
| | | { |
| | | // The attribute doesn't exist, so it will be disabled by default. |
| | | int msgID = MSGID_CONFIG_EXTOP_NO_ENABLED_ATTR; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN))); |
| | | resultCode = ResultCode.SUCCESS; |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | else if (! enabledAttr.activeValue()) |
| | | { |
| | | // It is explicitly configured as disabled, so we don't need to do |
| | | // anything. |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_ENABLED_VALUE; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | // Make sure that the entry specifies the handler class name. |
| | | String className; |
| | | try |
| | | { |
| | | StringConfigAttribute classStub = |
| | | new StringConfigAttribute(ATTR_EXTOP_CLASS, |
| | | getMessage(MSGID_CONFIG_EXTOP_DESCRIPTION_CLASS_NAME), |
| | | true, false, true); |
| | | StringConfigAttribute classNameAttr = |
| | | (StringConfigAttribute) configEntry.getConfigAttribute(classStub); |
| | | |
| | | if (classNameAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_EXTOP_NO_CLASS_NAME; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN))); |
| | | resultCode = ResultCode.OBJECTCLASS_VIOLATION; |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | |
| | | className = classNameAttr.pendingValue(); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS_NAME; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | // Load and initialize the handler class, and register it with the Directory |
| | | // Server. |
| | | ExtendedOperationHandler handler; |
| | | try |
| | | { |
| | | Class handlerClass = DirectoryServer.loadClass(className); |
| | | handler = (ExtendedOperationHandler) handlerClass.newInstance(); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS; |
| | | messages.add(getMessage(msgID, className, String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | try |
| | | { |
| | | handler.initializeExtendedOperationHandler(configEntry); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INITIALIZATION_FAILED; |
| | | messages.add(getMessage(msgID, className, String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | // If the extended operation handler defines any supported controls and/or |
| | | // features, then register them with the server. |
| | | Set<String> controlOIDs = handler.getSupportedControls(); |
| | | if (controlOIDs != null) |
| | | { |
| | | for (String oid : controlOIDs) |
| | | { |
| | | DirectoryServer.registerSupportedControl(oid); |
| | | } |
| | | } |
| | | |
| | | Set<String> featureOIDs = handler.getSupportedFeatures(); |
| | | if (featureOIDs != null) |
| | | { |
| | | for (String oid : featureOIDs) |
| | | { |
| | | DirectoryServer.registerSupportedFeature(oid); |
| | | } |
| | | } |
| | | |
| | | |
| | | handlers.put(configEntryDN, handler); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Indicates whether it is acceptable to remove the provided configuration |
| | | * entry. |
| | | * |
| | | * @param configEntry The configuration entry that will be removed |
| | | * from the configuration. |
| | | * @param unacceptableReason A buffer to which this method can append a |
| | | * human-readable message explaining why the |
| | | * proposed delete is not acceptable. |
| | | * |
| | | * @return <CODE>true</CODE> if the proposed entry may be removed from the |
| | | * configuration, or <CODE>false</CODE> if not. |
| | | */ |
| | | public boolean configDeleteIsAcceptable(ConfigEntry configEntry, |
| | | StringBuilder unacceptableReason) |
| | | public boolean isConfigurationDeleteAcceptable( |
| | | ExtendedOperationHandlerCfg configuration, |
| | | List<String> unacceptableReasons) |
| | | { |
| | | // A delete should always be acceptable, so just return true. |
| | | return true; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Attempts to apply a new configuration based on the provided deleted entry. |
| | | * |
| | | * @param configEntry The new configuration entry that has been deleted. |
| | | * |
| | | * @return Information about the result of processing the configuration |
| | | * change. |
| | | */ |
| | | public ConfigChangeResult applyConfigurationDelete(ConfigEntry configEntry) |
| | | // Load and initialize the handler named in the config. |
| | | private ExtendedOperationHandler getHandler( |
| | | ExtendedOperationHandlerCfg config) throws ConfigException |
| | | { |
| | | DN configEntryDN = configEntry.getDN(); |
| | | ResultCode resultCode = ResultCode.SUCCESS; |
| | | boolean adminActionRequired = false; |
| | | String className = config.getJavaImplementationClass(); |
| | | ExtendedOperationHandlerCfgDefn d = |
| | | ExtendedOperationHandlerCfgDefn.getInstance(); |
| | | ClassPropertyDefinition pd = d |
| | | .getJavaImplementationClassPropertyDefinition(); |
| | | |
| | | // Load the class and cast it to an extended operation handler. |
| | | Class<? extends ExtendedOperationHandler> theClass; |
| | | ExtendedOperationHandler extendedOperationHandler; |
| | | |
| | | // See if the entry is registered as an extended operation handler. If so, |
| | | // deregister it and stop the handler. |
| | | ExtendedOperationHandler handler = handlers.remove(configEntryDN); |
| | | if (handler != null) |
| | | try |
| | | { |
| | | handler.finalizeExtendedOperationHandler(); |
| | | theClass = pd.loadClass(className, ExtendedOperationHandler.class); |
| | | extendedOperationHandler = theClass.newInstance(); |
| | | |
| | | // Determine the initialization method to use: it must take a |
| | | // single parameter which is the exact type of the configuration |
| | | // object. |
| | | Method method = theClass.getMethod( |
| | | "initializeExtendedOperationHandler", |
| | | config.definition().getServerConfigurationClass()); |
| | | |
| | | method.invoke(extendedOperationHandler, config); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS; |
| | | String message = getMessage(msgID, String.valueOf(className), |
| | | String.valueOf(config.dn()), |
| | | String.valueOf(e)); |
| | | throw new ConfigException(msgID, message, e); |
| | | } |
| | | |
| | | // The handler has been successfully initialized. |
| | | return extendedOperationHandler; |
| | | } |
| | | |
| | | return new ConfigChangeResult(resultCode, adminActionRequired); |
| | | |
| | | |
| | | // Determines whether or not the new configuration's implementation |
| | | // class is acceptable. |
| | | private boolean isJavaClassAcceptable( |
| | | ExtendedOperationHandlerCfg config, |
| | | List<String> unacceptableReasons) |
| | | { |
| | | String className = config.getJavaImplementationClass(); |
| | | ExtendedOperationHandlerCfgDefn d = |
| | | ExtendedOperationHandlerCfgDefn.getInstance(); |
| | | ClassPropertyDefinition pd = d |
| | | .getJavaImplementationClassPropertyDefinition(); |
| | | |
| | | // Load the class and cast it to an extended operation handler. |
| | | Class<? extends ExtendedOperationHandler> theClass; |
| | | try { |
| | | theClass = pd.loadClass(className, ExtendedOperationHandler.class); |
| | | theClass.newInstance(); |
| | | |
| | | // Determine the initialization method to use: it must take a |
| | | // single parameter which is the exact type of the configuration |
| | | // object. |
| | | theClass.getMethod("initializeExtendedOperationHandler", |
| | | config.definition().getServerConfigurationClass()); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_EXTOP_INVALID_CLASS; |
| | | unacceptableReasons.add(getMessage(msgID, className, |
| | | String.valueOf(config.dn()), |
| | | String.valueOf(e))); |
| | | return false; |
| | | } |
| | | |
| | | // The class is valid as far as we can tell. |
| | | return true; |
| | | } |
| | | } |
| | | |