| | |
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| | | |
| | | import static org.opends.server.messages.ConfigMessages.*; |
| | | import static org.opends.server.messages.MessageHandler.getMessage; |
| | | import static org.opends.server.util.StaticUtils.stackTraceToSingleLineString; |
| | | |
| | | import java.lang.reflect.Method; |
| | | import java.util.ArrayList; |
| | | import java.util.Iterator; |
| | | import java.util.LinkedList; |
| | | import java.util.List; |
| | | import java.util.concurrent.ConcurrentHashMap; |
| | | |
| | | import org.opends.server.admin.ClassPropertyDefinition; |
| | | import org.opends.server.admin.server.ConfigurationAddListener; |
| | | import org.opends.server.admin.server.ConfigurationChangeListener; |
| | | import org.opends.server.admin.server.ConfigurationDeleteListener; |
| | | import org.opends.server.admin.server.ServerManagementContext; |
| | | import org.opends.server.admin.std.meta.AccountStatusNotificationHandlerCfgDefn; |
| | | import org.opends.server.admin.std.server.AccountStatusNotificationHandlerCfg; |
| | | import org.opends.server.admin.std.server.RootCfg; |
| | | import org.opends.server.api.AccountStatusNotificationHandler; |
| | | 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.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.*; |
| | | |
| | | |
| | | |
| | | /** |
| | |
| | | * server is running. |
| | | */ |
| | | public class AccountStatusNotificationHandlerConfigManager |
| | | implements ConfigChangeListener, ConfigAddListener, ConfigDeleteListener |
| | | implements |
| | | ConfigurationChangeListener <AccountStatusNotificationHandlerCfg>, |
| | | ConfigurationAddListener <AccountStatusNotificationHandlerCfg>, |
| | | ConfigurationDeleteListener <AccountStatusNotificationHandlerCfg> |
| | | { |
| | | |
| | | |
| | | |
| | | // A mapping between the DNs of the config entries and the associated |
| | | // notification handlers. |
| | | private ConcurrentHashMap<DN,AccountStatusNotificationHandler> |
| | | notificationHandlers; |
| | | |
| | | // The configuration handler for the Directory Server. |
| | | private ConfigHandler configHandler; |
| | | |
| | | notificationHandlers; |
| | | |
| | | |
| | | /** |
| | |
| | | */ |
| | | public AccountStatusNotificationHandlerConfigManager() |
| | | { |
| | | configHandler = DirectoryServer.getConfigHandler(); |
| | | notificationHandlers = |
| | | new ConcurrentHashMap<DN,AccountStatusNotificationHandler>(); |
| | | } |
| | |
| | | public void initializeNotificationHandlers() |
| | | throws ConfigException, InitializationException |
| | | { |
| | | // First, get the configuration base entry. |
| | | ConfigEntry baseEntry; |
| | | try |
| | | // Get the root configuration object. |
| | | ServerManagementContext managementContext = |
| | | ServerManagementContext.getInstance(); |
| | | RootCfg rootConfiguration = |
| | | managementContext.getRootConfiguration(); |
| | | |
| | | // Register as an add and delete listener with the root configuration so |
| | | // we can be notified if any account status notification handler entry |
| | | // is added or removed. |
| | | rootConfiguration.addAccountStatusNotificationHandlerAddListener (this); |
| | | rootConfiguration.addAccountStatusNotificationHandlerDeleteListener (this); |
| | | |
| | | // Initialize existing account status notification handlers. |
| | | for (String handlerName: |
| | | rootConfiguration.listAccountStatusNotificationHandlers()) |
| | | { |
| | | DN handlerBase = DN.decode(DN_ACCT_NOTIFICATION_HANDLER_CONFIG_BASE); |
| | | baseEntry = configHandler.getConfigEntry(handlerBase); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | // Get the account status notification handler's configuration. |
| | | AccountStatusNotificationHandlerCfg config = |
| | | rootConfiguration.getAccountStatusNotificationHandler (handlerName); |
| | | |
| | | // Register as a change listener for this notification handler |
| | | // entry so that we will be notified of any changes that may be |
| | | // made to it. |
| | | config.addChangeListener (this); |
| | | |
| | | // Ignore this notification handler if it is disabled. |
| | | if (config.isEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | // Load the notification handler implementation class. |
| | | String className = config.getNotificationHandlerClass(); |
| | | loadAndInstallNotificationHandler (className, config); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_CANNOT_GET_BASE; |
| | | String message = getMessage(msgID, String.valueOf(e)); |
| | | throw new ConfigException(msgID, message, e); |
| | | } |
| | | } |
| | | |
| | | if (baseEntry == null) |
| | | |
| | | |
| | | /** |
| | | * {@inheritDoc} |
| | | */ |
| | | public boolean isConfigurationChangeAcceptable( |
| | | AccountStatusNotificationHandlerCfg configuration, |
| | | List<String> unacceptableReasons |
| | | ) |
| | | { |
| | | // returned status -- all is fine by default |
| | | boolean status = true; |
| | | |
| | | if (configuration.isEnabled()) |
| | | { |
| | | // The notification handler base entry does not exist. This is not |
| | | // acceptable, so throw an exception. |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_BASE_DOES_NOT_EXIST; |
| | | String message = getMessage(msgID); |
| | | throw new ConfigException(msgID, message); |
| | | } |
| | | |
| | | |
| | | // Register add and delete listeners with the notification handler 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 account status |
| | | // notification 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_ACCTNOTHANDLER_ENTRY_UNACCEPTABLE, |
| | | childEntry.getDN().toString(), unacceptableReason.toString()); |
| | | continue; |
| | | } |
| | | |
| | | // Get the name of the class and make sure we can instantiate it as an |
| | | // entry cache. |
| | | String className = configuration.getNotificationHandlerClass(); |
| | | 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_ACCTNOTHANDLER_CANNOT_CREATE_HANDLER, |
| | | childEntry.getDN().toString(), buffer.toString()); |
| | | } |
| | | // Load the class but don't initialize it. |
| | | loadNotificationHandler(className, null); |
| | | } |
| | | catch (Exception e) |
| | | catch (InitializationException ie) |
| | | { |
| | | logError(ErrorLogCategory.CONFIGURATION, ErrorLogSeverity.SEVERE_ERROR, |
| | | MSGID_CONFIG_ACCTNOTHANDLER_CANNOT_CREATE_HANDLER, |
| | | childEntry.getDN().toString(), String.valueOf(e)); |
| | | unacceptableReasons.add(ie.getMessage()); |
| | | status = false; |
| | | } |
| | | } |
| | | |
| | | return status; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * 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 applyConfigurationChange( |
| | | AccountStatusNotificationHandlerCfg configuration |
| | | ) |
| | | { |
| | | // Make sure that the entry has an appropriate objectclass for an account |
| | | // status notification handler. |
| | | if (! configEntry.hasObjectClass(OC_ACCT_NOTIFICATION_HANDLER)) |
| | | // Returned result. |
| | | ConfigChangeResult changeResult = new ConfigChangeResult( |
| | | ResultCode.SUCCESS, false, new ArrayList<String>() |
| | | ); |
| | | |
| | | // Get the configuration entry DN and the associated handler class. |
| | | DN configEntryDN = configuration.dn(); |
| | | AccountStatusNotificationHandler handler = notificationHandlers.get( |
| | | configEntryDN |
| | | ); |
| | | |
| | | // If the new configuration has the notification handler disabled, |
| | | // then remove it from the mapping list and clean it. |
| | | if (! configuration.isEnabled()) |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_OBJECTCLASS; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // Make sure that the entry specifies the notification handler class name. |
| | | StringConfigAttribute classNameAttr; |
| | | try |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_DESCRIPTION_CLASS_NAME; |
| | | StringConfigAttribute classStub = |
| | | new StringConfigAttribute(ATTR_ACCT_NOTIFICATION_HANDLER_CLASS, |
| | | getMessage(msgID), true, false, true); |
| | | classNameAttr = (StringConfigAttribute) |
| | | configEntry.getConfigAttribute(classStub); |
| | | |
| | | if (classNameAttr == null) |
| | | if (handler != null) |
| | | { |
| | | msgID = MSGID_CONFIG_ACCTNOTHANDLER_NO_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | uninstallNotificationHandler (configEntryDN); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString(), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | return changeResult; |
| | | } |
| | | |
| | | Class handlerClass; |
| | | try |
| | | { |
| | | handlerClass = DirectoryServer.loadClass(classNameAttr.pendingValue()); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString(), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | try |
| | | { |
| | | AccountStatusNotificationHandler handler = |
| | | (AccountStatusNotificationHandler) handlerClass.newInstance(); |
| | | } |
| | | catch(Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_CLASS; |
| | | String message = getMessage(msgID, handlerClass.getName(), |
| | | String.valueOf(configEntry.getDN()), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // See if this account status notification handler should be enabled. |
| | | BooleanConfigAttribute enabledAttr; |
| | | try |
| | | { |
| | | BooleanConfigAttribute enabledStub = |
| | | new BooleanConfigAttribute(ATTR_ACCT_NOTIFICATION_HANDLER_ENABLED, |
| | | getMessage(MSGID_CONFIG_ACCTNOTHANDLER_DESCRIPTION_ENABLED), |
| | | false); |
| | | enabledAttr = (BooleanConfigAttribute) |
| | | configEntry.getConfigAttribute(enabledStub); |
| | | |
| | | if (enabledAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_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_ACCTNOTHANDLER_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 notification 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 account |
| | | // status notification handler. |
| | | if (! configEntry.hasObjectClass(OC_ACCT_NOTIFICATION_HANDLER)) |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_OBJECTCLASS; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN))); |
| | | resultCode = ResultCode.UNWILLING_TO_PERFORM; |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | // Get the corresponding notification handler if it is active. |
| | | AccountStatusNotificationHandler handler = |
| | | notificationHandlers.get(configEntryDN); |
| | | |
| | | |
| | | // See if this handler should be enabled or disabled. |
| | | boolean needsEnabled = false; |
| | | BooleanConfigAttribute enabledAttr; |
| | | try |
| | | { |
| | | BooleanConfigAttribute enabledStub = |
| | | new BooleanConfigAttribute(ATTR_ACCT_NOTIFICATION_HANDLER_ENABLED, |
| | | getMessage(MSGID_CONFIG_ACCTNOTHANDLER_DESCRIPTION_ENABLED), |
| | | false); |
| | | enabledAttr = (BooleanConfigAttribute) |
| | | configEntry.getConfigAttribute(enabledStub); |
| | | |
| | | if (enabledAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_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. |
| | | notificationHandlers.remove(configEntryDN); |
| | | handler.finalizeStatusNotificationHandler(); |
| | | |
| | | DirectoryServer.deregisterAccountStatusNotificationHandler( |
| | | configEntryDN); |
| | | |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_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 notification handler class name. |
| | | // If it has changed, then we will not try to dynamically apply it. |
| | | String className; |
| | | try |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_DESCRIPTION_CLASS_NAME; |
| | | StringConfigAttribute classStub = |
| | | new StringConfigAttribute(ATTR_ACCT_NOTIFICATION_HANDLER_CLASS, |
| | | getMessage(msgID), true, false, true); |
| | | StringConfigAttribute classNameAttr = |
| | | (StringConfigAttribute) configEntry.getConfigAttribute(classStub); |
| | | |
| | | if (classNameAttr == null) |
| | | { |
| | | msgID = MSGID_CONFIG_ACCTNOTHANDLER_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_ACCTNOTHANDLER_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; |
| | | // At this point, new configuration is enabled... |
| | | // If the current notification handler is already enabled then we |
| | | // don't do anything unless the class has changed in which case we |
| | | // should indicate that administrative action is required. |
| | | String newClassName = configuration.getNotificationHandlerClass(); |
| | | if (handler != null) |
| | | { |
| | | oldClassName = handler.getClass().getName(); |
| | | classChanged = (! className.equals(oldClassName)); |
| | | String curClassName = handler.getClass().getName(); |
| | | boolean classIsNew = (! newClassName.equals (curClassName)); |
| | | if (classIsNew) |
| | | { |
| | | changeResult.setAdminActionRequired (true); |
| | | } |
| | | return changeResult; |
| | | } |
| | | |
| | | |
| | | if (classChanged) |
| | | // New entry cache is enabled and there were no previous one. |
| | | // Instantiate the new class and initalize it. |
| | | try |
| | | { |
| | | // 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_ACCTNOTHANDLER_CLASS_ACTION_REQUIRED, |
| | | String.valueOf(oldClassName), |
| | | String.valueOf(className), |
| | | String.valueOf(configEntryDN))); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | loadAndInstallNotificationHandler (newClassName, configuration); |
| | | } |
| | | |
| | | |
| | | if (needsEnabled) |
| | | catch (InitializationException ie) |
| | | { |
| | | try |
| | | { |
| | | Class handlerClass = DirectoryServer.loadClass(className); |
| | | handler = (AccountStatusNotificationHandler) handlerClass.newInstance(); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_CLASS; |
| | | messages.add(getMessage(msgID, className, |
| | | String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | |
| | | try |
| | | { |
| | | handler.initializeStatusNotificationHandler(configEntry); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INITIALIZATION_FAILED; |
| | | messages.add(getMessage(msgID, className, |
| | | String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | } |
| | | |
| | | |
| | | notificationHandlers.put(configEntryDN, handler); |
| | | DirectoryServer.registerAccountStatusNotificationHandler(configEntryDN, |
| | | handler); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | changeResult.addMessage (ie.getMessage()); |
| | | changeResult.setResultCode (DirectoryServer.getServerErrorResultCode()); |
| | | return changeResult; |
| | | } |
| | | |
| | | |
| | | // 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 changeResult; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * 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) |
| | | public boolean isConfigurationAddAcceptable( |
| | | AccountStatusNotificationHandlerCfg configuration, |
| | | List<String> unacceptableReasons |
| | | ) |
| | | { |
| | | // returned status -- all is fine by default |
| | | boolean status = true; |
| | | |
| | | // Make sure that no entry already exists with the specified DN. |
| | | DN configEntryDN = configEntry.getDN(); |
| | | DN configEntryDN = configuration.dn(); |
| | | if (notificationHandlers.containsKey(configEntryDN)) |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_EXISTS; |
| | | String message = getMessage(msgID, String.valueOf(configEntryDN)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | unacceptableReasons.add (message); |
| | | status = false; |
| | | } |
| | | |
| | | |
| | | // Make sure that the entry has an appropriate objectclass for an account |
| | | // status notification handler. |
| | | if (! configEntry.hasObjectClass(OC_ACCT_NOTIFICATION_HANDLER)) |
| | | // If configuration is enabled then check that notification class |
| | | // can be instantiated. |
| | | else if (configuration.isEnabled()) |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_OBJECTCLASS; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // Make sure that the entry specifies the handler class. |
| | | StringConfigAttribute classNameAttr; |
| | | try |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_DESCRIPTION_CLASS_NAME; |
| | | StringConfigAttribute classStub = |
| | | new StringConfigAttribute(ATTR_ACCT_NOTIFICATION_HANDLER_CLASS, |
| | | getMessage(msgID), true, false, true); |
| | | classNameAttr = (StringConfigAttribute) |
| | | configEntry.getConfigAttribute(classStub); |
| | | |
| | | if (classNameAttr == null) |
| | | // Get the name of the class and make sure we can instantiate it as |
| | | // an entry cache. |
| | | String className = configuration.getNotificationHandlerClass(); |
| | | try |
| | | { |
| | | msgID = MSGID_CONFIG_ACCTNOTHANDLER_NO_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString()); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | // Load the class but don't initialize it. |
| | | loadNotificationHandler (className, null); |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | catch (InitializationException ie) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_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_ACCTNOTHANDLER_INVALID_CLASS_NAME; |
| | | String message = getMessage(msgID, configEntry.getDN().toString(), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | AccountStatusNotificationHandler handler; |
| | | try |
| | | { |
| | | handler = (AccountStatusNotificationHandler) handlerClass.newInstance(); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_CLASS; |
| | | String message = getMessage(msgID, handlerClass.getName(), |
| | | String.valueOf(configEntryDN), |
| | | String.valueOf(e)); |
| | | unacceptableReason.append(message); |
| | | return false; |
| | | } |
| | | |
| | | |
| | | // If the notofication 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_ACCTNOTHANDLER_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; |
| | | unacceptableReasons.add (ie.getMessage()); |
| | | status = false; |
| | | } |
| | | } |
| | | |
| | | |
| | | // See if this notification handler should be enabled. |
| | | BooleanConfigAttribute enabledAttr; |
| | | try |
| | | { |
| | | BooleanConfigAttribute enabledStub = |
| | | new BooleanConfigAttribute(ATTR_ACCT_NOTIFICATION_HANDLER_ENABLED, |
| | | getMessage(MSGID_CONFIG_ACCTNOTHANDLER_DESCRIPTION_ENABLED), |
| | | false); |
| | | enabledAttr = (BooleanConfigAttribute) |
| | | configEntry.getConfigAttribute(enabledStub); |
| | | |
| | | if (enabledAttr == null) |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_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_ACCTNOTHANDLER_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 notification handler entry appears to be |
| | | // acceptable. |
| | | return true; |
| | | return status; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * 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. |
| | | * {@inheritDoc} |
| | | */ |
| | | public ConfigChangeResult applyConfigurationAdd(ConfigEntry configEntry) |
| | | public ConfigChangeResult applyConfigurationAdd( |
| | | AccountStatusNotificationHandlerCfg configuration |
| | | ) |
| | | { |
| | | DN configEntryDN = configEntry.getDN(); |
| | | ResultCode resultCode = ResultCode.SUCCESS; |
| | | boolean adminActionRequired = false; |
| | | ArrayList<String> messages = new ArrayList<String>(); |
| | | // Returned result. |
| | | ConfigChangeResult changeResult = new ConfigChangeResult( |
| | | ResultCode.SUCCESS, false, new ArrayList<String>() |
| | | ); |
| | | |
| | | // Register a change listener with it so we can be notified of changes |
| | | // to it over time. |
| | | configuration.addChangeListener(this); |
| | | |
| | | // Make sure that the entry has an appropriate objectclass for an account |
| | | // status notification handler. |
| | | if (! configEntry.hasObjectClass(OC_ACCT_NOTIFICATION_HANDLER)) |
| | | if (configuration.isEnabled()) |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_OBJECTCLASS; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN))); |
| | | resultCode = ResultCode.UNWILLING_TO_PERFORM; |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | // See if this notification handler should be enabled or disabled. |
| | | BooleanConfigAttribute enabledAttr; |
| | | try |
| | | { |
| | | BooleanConfigAttribute enabledStub = |
| | | new BooleanConfigAttribute(ATTR_ACCT_NOTIFICATION_HANDLER_ENABLED, |
| | | getMessage(MSGID_CONFIG_ACCTNOTHANDLER_DESCRIPTION_ENABLED), |
| | | false); |
| | | enabledAttr = (BooleanConfigAttribute) |
| | | configEntry.getConfigAttribute(enabledStub); |
| | | |
| | | if (enabledAttr == null) |
| | | // Instantiate the class as an entry cache and initialize it. |
| | | String className = configuration.getNotificationHandlerClass(); |
| | | try |
| | | { |
| | | // The attribute doesn't exist, so it will be disabled by default. |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_NO_ENABLED_ATTR; |
| | | messages.add(getMessage(msgID, String.valueOf(configEntryDN))); |
| | | resultCode = ResultCode.SUCCESS; |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | loadAndInstallNotificationHandler (className, configuration); |
| | | } |
| | | else if (! enabledAttr.activeValue()) |
| | | catch (InitializationException ie) |
| | | { |
| | | // It is explicitly configured as disabled, so we don't need to do |
| | | // anything. |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, |
| | | messages); |
| | | changeResult.addMessage (ie.getMessage()); |
| | | changeResult.setResultCode (DirectoryServer.getServerErrorResultCode()); |
| | | return changeResult; |
| | | } |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_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 |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_DESCRIPTION_CLASS_NAME; |
| | | StringConfigAttribute classStub = |
| | | new StringConfigAttribute(ATTR_ACCT_NOTIFICATION_HANDLER_CLASS, |
| | | getMessage(msgID), true, false, true); |
| | | StringConfigAttribute classNameAttr = |
| | | (StringConfigAttribute) configEntry.getConfigAttribute(classStub); |
| | | |
| | | if (classNameAttr == null) |
| | | { |
| | | msgID = MSGID_CONFIG_ACCTNOTHANDLER_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_ACCTNOTHANDLER_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 notificationhandler class, and register it with |
| | | // the Directory Server. |
| | | AccountStatusNotificationHandler handler; |
| | | try |
| | | { |
| | | Class handlerClass = DirectoryServer.loadClass(className); |
| | | handler = (AccountStatusNotificationHandler) handlerClass.newInstance(); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INVALID_CLASS; |
| | | messages.add(getMessage(msgID, className, String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | try |
| | | { |
| | | handler.initializeStatusNotificationHandler(configEntry); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | if (debugEnabled()) |
| | | { |
| | | debugCaught(DebugLogLevel.ERROR, e); |
| | | } |
| | | |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INITIALIZATION_FAILED; |
| | | messages.add(getMessage(msgID, className, String.valueOf(configEntryDN), |
| | | String.valueOf(e))); |
| | | resultCode = DirectoryServer.getServerErrorResultCode(); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | } |
| | | |
| | | |
| | | notificationHandlers.put(configEntryDN, handler); |
| | | DirectoryServer.registerAccountStatusNotificationHandler(configEntryDN, |
| | | handler); |
| | | return new ConfigChangeResult(resultCode, adminActionRequired, messages); |
| | | return changeResult; |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * 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. |
| | | * {@inheritDoc} |
| | | */ |
| | | public boolean configDeleteIsAcceptable(ConfigEntry configEntry, |
| | | StringBuilder unacceptableReason) |
| | | public boolean isConfigurationDeleteAcceptable( |
| | | AccountStatusNotificationHandlerCfg 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. |
| | | * {@inheritDoc} |
| | | */ |
| | | public ConfigChangeResult applyConfigurationDelete(ConfigEntry configEntry) |
| | | public ConfigChangeResult applyConfigurationDelete( |
| | | AccountStatusNotificationHandlerCfg configuration |
| | | ) |
| | | { |
| | | DN configEntryDN = configEntry.getDN(); |
| | | ResultCode resultCode = ResultCode.SUCCESS; |
| | | boolean adminActionRequired = false; |
| | | // Returned result. |
| | | ConfigChangeResult changeResult = new ConfigChangeResult( |
| | | ResultCode.SUCCESS, false, new ArrayList<String>() |
| | | ); |
| | | |
| | | uninstallNotificationHandler (configuration.dn()); |
| | | |
| | | return changeResult; |
| | | } |
| | | |
| | | |
| | | // See if the entry is registered as an account status notification handler. |
| | | // If so, deregister it and stop the handler. |
| | | /** |
| | | * Loads the specified class, instantiates it as a notification handler, |
| | | * and optionally initializes that instance. Any initialized notification |
| | | * handler is registered in the server. |
| | | * |
| | | * @param className The fully-qualified name of the notification handler |
| | | * class to load, instantiate, and initialize. |
| | | * @param configuration The configuration to use to initialize the |
| | | * notification handler, or {@code null} if the |
| | | * notification handler should not be initialized. |
| | | * |
| | | * @throws InitializationException If a problem occurred while attempting |
| | | * to initialize the notification handler. |
| | | */ |
| | | private void loadAndInstallNotificationHandler( |
| | | String className, |
| | | AccountStatusNotificationHandlerCfg configuration |
| | | ) |
| | | throws InitializationException |
| | | { |
| | | // Load the notification handler class... |
| | | AccountStatusNotificationHandler |
| | | <? extends AccountStatusNotificationHandlerCfg> handlerClass; |
| | | handlerClass = loadNotificationHandler (className, configuration); |
| | | |
| | | // ... and install the entry cache in the server. |
| | | DN configEntryDN = configuration.dn(); |
| | | notificationHandlers.put (configEntryDN, handlerClass); |
| | | DirectoryServer.registerAccountStatusNotificationHandler( |
| | | configEntryDN, |
| | | handlerClass |
| | | ); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Loads the specified class, instantiates it as a notification handler, |
| | | * and optionally initializes that instance. |
| | | * |
| | | * @param className The fully-qualified name of the notification handler |
| | | * class to load, instantiate, and initialize. |
| | | * @param configuration The configuration to use to initialize the |
| | | * notification handler, or {@code null} if the |
| | | * notification handler should not be initialized. |
| | | * |
| | | * @return The possibly initialized notification handler. |
| | | * |
| | | * @throws InitializationException If a problem occurred while attempting |
| | | * to initialize the notification handler. |
| | | */ |
| | | private |
| | | AccountStatusNotificationHandler |
| | | <? extends AccountStatusNotificationHandlerCfg> |
| | | loadNotificationHandler( |
| | | String className, |
| | | AccountStatusNotificationHandlerCfg configuration |
| | | ) |
| | | throws InitializationException |
| | | { |
| | | try |
| | | { |
| | | AccountStatusNotificationHandlerCfgDefn definition; |
| | | ClassPropertyDefinition propertyDefinition; |
| | | Class<? extends AccountStatusNotificationHandler> handlerClass; |
| | | AccountStatusNotificationHandler |
| | | <? extends AccountStatusNotificationHandlerCfg> notificationHandler; |
| | | |
| | | definition = AccountStatusNotificationHandlerCfgDefn.getInstance(); |
| | | propertyDefinition = |
| | | definition.getNotificationHandlerClassPropertyDefinition(); |
| | | handlerClass = propertyDefinition.loadClass( |
| | | className, |
| | | AccountStatusNotificationHandler.class |
| | | ); |
| | | notificationHandler = |
| | | (AccountStatusNotificationHandler |
| | | <? extends AccountStatusNotificationHandlerCfg>) |
| | | handlerClass.newInstance(); |
| | | |
| | | if (configuration != null) |
| | | { |
| | | Method method = notificationHandler.getClass().getMethod( |
| | | "initializeStatusNotificationHandler", |
| | | configuration.definition().getServerConfigurationClass() |
| | | ); |
| | | method.invoke(notificationHandler, configuration); |
| | | } |
| | | |
| | | return notificationHandler; |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | int msgID = MSGID_CONFIG_ACCTNOTHANDLER_INITIALIZATION_FAILED; |
| | | String message = getMessage( |
| | | msgID, className, |
| | | String.valueOf(configuration.dn()), |
| | | stackTraceToSingleLineString(e) |
| | | ); |
| | | throw new InitializationException(msgID, message, e); |
| | | } |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Remove a notification handler that has been installed in the server. |
| | | * |
| | | * @param configEntryDN the DN of the configuration enry associated to |
| | | * the notification handler to remove |
| | | */ |
| | | private void uninstallNotificationHandler( |
| | | DN configEntryDN |
| | | ) |
| | | { |
| | | AccountStatusNotificationHandler handler = |
| | | notificationHandlers.remove(configEntryDN); |
| | | notificationHandlers.remove (configEntryDN); |
| | | if (handler != null) |
| | | { |
| | | DirectoryServer.deregisterAccountStatusNotificationHandler(configEntryDN); |
| | | |
| | | DirectoryServer.deregisterAccountStatusNotificationHandler ( |
| | | configEntryDN |
| | | ); |
| | | handler.finalizeStatusNotificationHandler(); |
| | | } |
| | | |
| | | |
| | | return new ConfigChangeResult(resultCode, adminActionRequired); |
| | | } |
| | | } |
| | | |