From feb5d90ec016c99712f19c5485cf7633cd38f111 Mon Sep 17 00:00:00 2001
From: matthew_swift <matthew_swift@localhost>
Date: Fri, 23 Mar 2007 14:26:04 +0000
Subject: [PATCH] Merge admin framework from config-prototype-branch onto trunk.
---
opends/src/server/org/opends/server/core/ConnectionHandlerConfigManager.java | 1459 +++++++++++++++-------------------------------------------
1 files changed, 381 insertions(+), 1,078 deletions(-)
diff --git a/opends/src/server/org/opends/server/core/ConnectionHandlerConfigManager.java b/opends/src/server/org/opends/server/core/ConnectionHandlerConfigManager.java
index fc6219a..bc4cff5 100644
--- a/opends/src/server/org/opends/server/core/ConnectionHandlerConfigManager.java
+++ b/opends/src/server/org/opends/server/core/ConnectionHandlerConfigManager.java
@@ -28,1145 +28,448 @@
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.LinkedList;
-import java.util.concurrent.ConcurrentHashMap;
-
-import org.opends.server.api.ConfigAddListener;
-import org.opends.server.api.ConfigChangeListener;
-import org.opends.server.api.ConfigDeleteListener;
-import org.opends.server.api.ConfigurableComponent;
-import org.opends.server.api.ConnectionHandler;
-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 org.opends.server.types.SearchFilter;
-
-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.CoreMessages.*;
-import static org.opends.server.messages.MessageHandler.*;
-import static org.opends.server.util.StaticUtils.*;
+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.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.*;
+import org.opends.server.admin.std.server.ConnectionHandlerCfg;
+import org.opends.server.admin.std.server.RootCfg;
+import org.opends.server.api.ConnectionHandler;
+import org.opends.server.config.ConfigException;
+import org.opends.server.types.ConfigChangeResult;
+import org.opends.server.types.DN;
+import org.opends.server.types.DebugLogLevel;
+import org.opends.server.types.InitializationException;
+import org.opends.server.types.ResultCode;
/**
- * This class defines a utility that will be used to manage the configuration
- * for the set of connection handlers defined in the Directory Server. It will
- * perform the necessary initialization of those connection handlers when the
- * server is first started, and then will manage any changes to them while the
- * server is running.
+ * This class defines a utility that will be used to manage the
+ * configuration for the set of connection handlers defined in the
+ * Directory Server. It will perform the necessary initialization of
+ * those connection handlers when the server is first started, and
+ * then will manage any changes to them while the server is running.
*/
-public class ConnectionHandlerConfigManager
- implements ConfigChangeListener, ConfigAddListener, ConfigDeleteListener
-{
+public class ConnectionHandlerConfigManager implements
+ ConfigurationAddListener<ConnectionHandlerCfg>,
+ ConfigurationDeleteListener<ConnectionHandlerCfg>,
+ ConfigurationChangeListener<ConnectionHandlerCfg> {
-
-
- // The mapping between configuration entry DNs and their corresponding
- // connection handler implementations.
- private ConcurrentHashMap<DN,ConnectionHandler> connectionHandlers;
-
- // The DN of the associated configuration entry.
- private DN configEntryDN;
+ // The mapping between configuration entry DNs and their
+ // corresponding connection handler implementations.
+ private ConcurrentHashMap<DN, ConnectionHandler> connectionHandlers;
/**
* Creates a new instance of this connection handler config manager.
*/
- public ConnectionHandlerConfigManager()
- {
+ public ConnectionHandlerConfigManager() {
// No implementation is required.
}
/**
- * Initializes the configuration associated with the Directory Server
- * connection handlers. This should only be called at Directory Server
- * startup.
+ * {@inheritDoc}
+ */
+ public ConfigChangeResult applyConfigurationAdd(
+ ConnectionHandlerCfg 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 {
+ // Attempt to start the connection handler.
+ ConnectionHandler connectionHandler =
+ getConnectionHandler(configuration);
+ connectionHandler.start();
+
+ // Put this connection handler in the hash so that we will be
+ // able to find it if it is altered.
+ connectionHandlers.put(dn, connectionHandler);
+
+ // Register the connection handler with the Directory Server.
+ DirectoryServer.registerConnectionHandler(connectionHandler);
+ } 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_CONNHANDLER_CANNOT_INITIALIZE;
+ messages.add(getMessage(msgID, String.valueOf(configuration
+ .getJavaImplementationClass()), String.valueOf(dn),
+ stackTraceToSingleLineString(e)));
+ resultCode = DirectoryServer.getServerErrorResultCode();
+ }
+ }
+
+ // Return the configuration result.
+ return new ConfigChangeResult(resultCode, adminActionRequired,
+ messages);
+ }
+
+
+
+ /**
+ * {@inheritDoc}
+ */
+ public ConfigChangeResult applyConfigurationChange(
+ ConnectionHandlerCfg configuration) {
+ // Attempt to get the existing connection handler. This will only
+ // succeed if it was enabled.
+ DN dn = configuration.dn();
+ ConnectionHandler connectionHandler = connectionHandlers.get(dn);
+
+ // Default result code.
+ ResultCode resultCode = ResultCode.SUCCESS;
+ boolean adminActionRequired = false;
+ ArrayList<String> messages = new ArrayList<String>();
+
+ // See whether the connection handler should be enabled.
+ if (connectionHandler == null) {
+ if (configuration.isEnabled()) {
+ // The connection handler needs to be enabled.
+ try {
+ // Attempt to start the connection handler.
+ connectionHandler = getConnectionHandler(configuration);
+ connectionHandler.start();
+
+ // Put this connection handler in the hash so that we will
+ // be able to find it if it is altered.
+ connectionHandlers.put(dn, connectionHandler);
+
+ // Register the connection handler with the Directory
+ // Server.
+ DirectoryServer
+ .registerConnectionHandler(connectionHandler);
+ } 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_CONNHANDLER_CANNOT_INITIALIZE;
+ messages.add(getMessage(msgID, String.valueOf(configuration
+ .getJavaImplementationClass()), String.valueOf(dn),
+ stackTraceToSingleLineString(e)));
+ resultCode = DirectoryServer.getServerErrorResultCode();
+ }
+ }
+ } else {
+ if (configuration.isEnabled()) {
+ // The connection 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(connectionHandler.getClass().getName())) {
+ adminActionRequired = true;
+ }
+ } else {
+ // We need to disable the connection handler.
+ DirectoryServer
+ .deregisterConnectionHandler(connectionHandler);
+ connectionHandlers.remove(dn);
+
+ int id = MSGID_CONNHANDLER_CLOSED_BY_DISABLE;
+ connectionHandler.finalizeConnectionHandler(getMessage(id),
+ false);
+ }
+ }
+
+ // Return the configuration result.
+ return new ConfigChangeResult(resultCode, adminActionRequired,
+ messages);
+ }
+
+
+
+ /**
+ * {@inheritDoc}
+ */
+ public ConfigChangeResult applyConfigurationDelete(
+ ConnectionHandlerCfg configuration) {
+
+ // Default result code.
+ ResultCode resultCode = ResultCode.SUCCESS;
+ boolean adminActionRequired = false;
+
+ // See if the entry is registered as a connection handler. If so,
+ // deregister and stop it. We'll try to leave any established
+ // connections alone if possible.
+ DN dn = configuration.dn();
+ ConnectionHandler connectionHandler = connectionHandlers.get(dn);
+ if (connectionHandler != null) {
+ DirectoryServer.deregisterConnectionHandler(connectionHandler);
+
+ int id = MSGID_CONNHANDLER_CLOSED_BY_DELETE;
+ connectionHandler.finalizeConnectionHandler(getMessage(id),
+ false);
+ }
+
+ return new ConfigChangeResult(resultCode, adminActionRequired);
+ }
+
+
+
+ /**
+ * Initializes the configuration associated with the Directory
+ * Server connection handlers. This should only be called at
+ * Directory Server startup.
*
- * @throws ConfigException If a critical configuration problem prevents the
- * connection handler initialization from
- * succeeding.
- *
- * @throws InitializationException If a problem occurs while initializing
- * the connection handlers that is not
- * related to the server configuration.
+ * @throws ConfigException
+ * If a critical configuration problem prevents the
+ * connection handler initialization from succeeding.
+ * @throws InitializationException
+ * If a problem occurs while initializing the connection
+ * handlers that is not related to the server
+ * configuration.
*/
public void initializeConnectionHandlerConfig()
- throws ConfigException, InitializationException
- {
- connectionHandlers = new ConcurrentHashMap<DN,ConnectionHandler>();
+ throws ConfigException, InitializationException {
+ connectionHandlers = new ConcurrentHashMap<DN, ConnectionHandler>();
+ // Get the root configuration which acts as the parent of all
+ // connection handlers.
+ ServerManagementContext context = ServerManagementContext
+ .getInstance();
+ RootCfg root = context.getRootConfiguration();
+ // Register as an add and delete listener so that we can
+ // be notified if new connection handlers are added or existing
+ // connection handlers are removed.
+ root.addConnectionHandlerAddListener(this);
+ root.addConnectionHandlerDeleteListener(this);
- // Get the configuration entry that is at the root of all the connection
- // handlers in the server.
- ConfigEntry connectionHandlerRoot;
- try
- {
- configEntryDN = DN.decode(DN_CONNHANDLER_BASE);
- connectionHandlerRoot = DirectoryServer.getConfigEntry(configEntryDN);
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
+ // Initialize existing connection handles.
+ for (String name : root.listConnectionHandlers()) {
+ ConnectionHandlerCfg config = root
+ .getConnectionHandler(name);
+
+ // 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.
+ config.addChangeListener(this);
+
+ // Ignore this connection handler if it is disabled.
+ if (config.isEnabled()) {
+ // Note that we don't want to start the connection handler
+ // because we're still in the startup process. Therefore, we
+ // will not do so and allow the server to start it at the very
+ // end of the initialization process.
+ ConnectionHandler connectionHandler = getConnectionHandler(config);
+
+ // Put this connection handler in the hash so that we will be
+ // able to find it if it is altered.
+ connectionHandlers.put(config.dn(), connectionHandler);
+
+ // Register the connection handler with the Directory Server.
+ DirectoryServer.registerConnectionHandler(connectionHandler);
}
-
- int msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_GET_CONFIG_BASE;
- String message = getMessage(msgID, stackTraceToSingleLineString(e));
- throw new ConfigException(msgID, message, e);
- }
-
-
- // If the configuration root entry is null, then assume it doesn't exist.
- // In that case, then fail. At least that entry must exist in the
- // configuration, even if there are no connection handlers defined below it.
- if (connectionHandlerRoot == null)
- {
- int msgID = MSGID_CONFIG_CONNHANDLER_BASE_DOES_NOT_EXIST;
- String message = getMessage(msgID);
- throw new ConfigException(msgID, message);
- }
-
-
- // Register as an add and delete listener for the base entry so that we can
- // be notified if new connection handlers are added or existing connection
- // handlers are removed.
- connectionHandlerRoot.registerAddListener(this);
- connectionHandlerRoot.registerDeleteListener(this);
-
-
- // Iterate through the set of immediate children below the connection
- // handler config root.
- for (ConfigEntry connectionHandlerEntry :
- connectionHandlerRoot.getChildren().values())
- {
- DN connectionHandlerDN = connectionHandlerEntry.getDN();
-
-
- // 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.
- connectionHandlerEntry.registerChangeListener(this);
-
-
- // Check to see if this entry appears to contain a connection handler
- // configuration. If not, log a warning and skip it.
- if (! connectionHandlerEntry.hasObjectClass(OC_CONNECTION_HANDLER))
- {
- int msgID =
- MSGID_CONFIG_CONNHANDLER_ENTRY_DOES_NOT_HAVE_CONNHANDLER_CONFIG;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- logError(ErrorLogCategory.CONFIGURATION,
- ErrorLogSeverity.SEVERE_WARNING, message, msgID);
- continue;
- }
-
-
- // See if the entry contains an attribute that indicates whether the
- // connection handler should be enabled. If it does not, or if it is not
- // set to "true", then skip it.
- int msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_ENABLED;
- BooleanConfigAttribute enabledStub =
- new BooleanConfigAttribute(ATTR_CONNECTION_HANDLER_ENABLED,
- getMessage(msgID), false);
- try
- {
- BooleanConfigAttribute enabledAttr =
- (BooleanConfigAttribute)
- connectionHandlerEntry.getConfigAttribute(enabledStub);
- if (enabledAttr == null)
- {
- // The attribute is not present, so this connection handler will be
- // disabled. Log a message and continue.
- msgID = MSGID_CONFIG_CONNHANDLER_NO_ENABLED_ATTR;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- logError(ErrorLogCategory.CONFIGURATION,
- ErrorLogSeverity.SEVERE_WARNING, message, msgID);
- continue;
- }
- else if (! enabledAttr.activeValue())
- {
- // The connection handler is explicitly disabled. Log a mild warning
- // and continue.
- msgID = MSGID_CONFIG_CONNHANDLER_DISABLED;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- logError(ErrorLogCategory.CONFIGURATION,
- ErrorLogSeverity.INFORMATIONAL, message, msgID);
- continue;
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_UNABLE_TO_DETERMINE_ENABLED_STATE;
- String message = getMessage(msgID, String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e));
- logError(ErrorLogCategory.CONFIGURATION, ErrorLogSeverity.SEVERE_ERROR,
- message, msgID);
- continue;
- }
-
-
- // See if the entry contains an attribute that specifies the class name
- // for the connection handler implementation. If it does, then load it
- // and make sure that it's a valid connection handler implementation.
- // If there is no such attribute, the specified class cannot be loaded, or
- // it does not contain a valid connection handler implementation, then log
- // an error and skip it.
- String className;
- msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_CLASS;
- StringConfigAttribute classStub =
- new StringConfigAttribute(ATTR_CONNECTION_HANDLER_CLASS,
- getMessage(msgID), true, false, true);
- try
- {
- StringConfigAttribute classAttr =
- (StringConfigAttribute)
- connectionHandlerEntry.getConfigAttribute(classStub);
- if (classAttr == null)
- {
- msgID = MSGID_CONFIG_CONNHANDLER_NO_CLASS_ATTR;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- logError(ErrorLogCategory.CONFIGURATION,
- ErrorLogSeverity.SEVERE_ERROR, message, msgID);
- continue;
- }
- else
- {
- className = classAttr.activeValue();
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_GET_CLASS;
- String message = getMessage(msgID, String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e));
- logError(ErrorLogCategory.CONFIGURATION, ErrorLogSeverity.SEVERE_ERROR,
- message, msgID);
- continue;
- }
-
- ConnectionHandler connectionHandler;
- try
- {
- // FIXME -- Should we use a custom class loader for this?
- Class connectionHandlerClass = Class.forName(className);
- connectionHandler =
- (ConnectionHandler) connectionHandlerClass.newInstance();
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INSTANTIATE;
- String message = getMessage(msgID, String.valueOf(className),
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e));
- logError(ErrorLogCategory.CONFIGURATION, ErrorLogSeverity.SEVERE_ERROR,
- message, msgID);
- continue;
- }
-
-
- // Perform the necessary initialization for the connection handler.
- try
- {
- connectionHandler.initializeConnectionHandler(connectionHandlerEntry);
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INITIALIZE;
- String message = getMessage(msgID, String.valueOf(className),
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e));
- logError(ErrorLogCategory.CONFIGURATION, ErrorLogSeverity.SEVERE_ERROR,
- message, msgID);
- continue;
- }
-
-
- // Put this connection handler in the hash so that we will be able to find
- // it if it is altered.
- connectionHandlers.put(connectionHandlerDN, connectionHandler);
-
-
- // Register the connection handler with the Directory Server.
- DirectoryServer.registerConnectionHandler(connectionHandler);
-
-
- // Note that we don't want to start the connection handler because we're
- // still in the startup process. Therefore, we will not do so and allow
- // the server to start it at the very end of the initialization process.
}
}
/**
- * 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)
- {
- DN connectionHandlerDN = configEntry.getDN();
-
-
- // 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.
- configEntry.registerChangeListener(this);
-
-
- // Check to see if this entry appears to contain a connection handler
- // configuration. If not, then it is unacceptable.
- try
- {
- SearchFilter connectionHandlerFilter =
- SearchFilter.createFilterFromString("(objectClass=" +
- OC_CONNECTION_HANDLER + ")");
- if (! connectionHandlerFilter.matchesEntry(
- configEntry.getEntry()))
- {
- int msgID =
- MSGID_CONFIG_CONNHANDLER_ENTRY_DOES_NOT_HAVE_CONNHANDLER_CONFIG;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- unacceptableReason.append(message);
- return false;
- }
+ public boolean isConfigurationAddAcceptable(
+ ConnectionHandlerCfg 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;
}
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- int msgID =
- MSGID_CONFIG_CONNHANDLER_ERROR_INTERACTING_WITH_CONNHANDLER_ENTRY;
- unacceptableReason.append(getMessage(msgID,
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- return false;
- }
-
-
- // See if the entry contains an attribute that indicates whether the
- // connection handler should be enabled. If it does not, then reject it.
- int msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_ENABLED;
- BooleanConfigAttribute enabledStub =
- new BooleanConfigAttribute(ATTR_CONNECTION_HANDLER_ENABLED,
- getMessage(msgID), false);
- try
- {
- BooleanConfigAttribute enabledAttr =
- (BooleanConfigAttribute)
- configEntry.getConfigAttribute(enabledStub);
- if (enabledAttr == null)
- {
- // The attribute is not present, which is not acceptable.
- msgID = MSGID_CONFIG_CONNHANDLER_NO_ENABLED_ATTR;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- unacceptableReason.append(message);
- return false;
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_UNABLE_TO_DETERMINE_ENABLED_STATE;
- unacceptableReason.append(getMessage(msgID,
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- return false;
- }
-
-
- // See if the entry contains an attribute that specifies the class name for
- // the connection handler implementation. If it does, then load it and make
- // sure that it's a valid connection handler implementation. If there is no
- // such attribute, the specified class cannot be loaded, or it does not
- // contain a valid connection handler implementation, then it is
- // unacceptable.
- String className;
- msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_CLASS;
- StringConfigAttribute classStub =
- new StringConfigAttribute(ATTR_CONNECTION_HANDLER_CLASS,
- getMessage(msgID), true, false, true);
- try
- {
- StringConfigAttribute classAttr =
- (StringConfigAttribute)
- configEntry.getConfigAttribute(classStub);
- if (classAttr == null)
- {
- msgID = MSGID_CONFIG_CONNHANDLER_NO_CLASS_ATTR;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- unacceptableReason.append(message);
- return false;
- }
- else
- {
- className = classAttr.activeValue();
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_GET_CLASS;
- unacceptableReason.append(getMessage(msgID,
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- return false;
- }
-
- try
- {
- // FIXME -- Should we use a custom class loader for this?
- Class connectionHandlerClass = Class.forName(className);
- ConnectionHandler connectionHandler =
- (ConnectionHandler) connectionHandlerClass.newInstance();
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INSTANTIATE;
- unacceptableReason.append(getMessage(msgID, String.valueOf(className),
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- return false;
- }
-
-
- // If we've gotten to this point, then it is acceptable as far as we are
- // concerned. If it is unacceptable according to the configuration for that
- // connection handler, then the handler itself will need to make that
- // determination.
- 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.
+ * {@inheritDoc}
*/
- public ConfigChangeResult applyConfigurationChange(ConfigEntry configEntry)
- {
- DN connectionHandlerDN = configEntry.getDN();
- ConnectionHandler connectionHandler =
- connectionHandlers.get(connectionHandlerDN);
-
- ResultCode resultCode = ResultCode.SUCCESS;
- boolean adminActionRequired = false;
- ArrayList<String> messages = new ArrayList<String>();
-
-
- // Check to see if this entry appears to contain a connection handler
- // configuration. If not, then skip it.
- if (! configEntry.hasObjectClass(OC_CONNECTION_HANDLER))
- {
- int msgID =
- MSGID_CONFIG_CONNHANDLER_ENTRY_DOES_NOT_HAVE_CONNHANDLER_CONFIG;
- messages.add(getMessage(msgID, String.valueOf(connectionHandlerDN)));
- resultCode = ResultCode.UNWILLING_TO_PERFORM;
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
+ public boolean isConfigurationChangeAcceptable(
+ ConnectionHandlerCfg 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;
}
-
-
- // See if the entry contains an attribute that indicates whether the
- // connection handler should be enabled.
- boolean needToEnable = false;
- int msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_ENABLED;
- BooleanConfigAttribute enabledStub =
- new BooleanConfigAttribute(ATTR_CONNECTION_HANDLER_ENABLED,
- getMessage(msgID), false);
- try
- {
- BooleanConfigAttribute enabledAttr =
- (BooleanConfigAttribute)
- configEntry.getConfigAttribute(enabledStub);
- if (enabledAttr == null)
- {
- // The attribute is not present. We won't allow this.
- msgID = MSGID_CONFIG_CONNHANDLER_NO_ENABLED_ATTR;
- messages.add(getMessage(msgID, String.valueOf(connectionHandlerDN)));
- resultCode = ResultCode.UNWILLING_TO_PERFORM;
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
- else if (enabledAttr.activeValue())
- {
- // The connection handler is marked as enabled. See if that is already
- // true.
- if (connectionHandler == null)
- {
- needToEnable = true;
- }
- else
- {
- // It's already enabled, so we don't need to do anything.
- }
- }
- else
- {
- // The connection handler is marked as disabled. See if that is already
- // true.
- if (connectionHandler != null)
- {
- // It isn't disabled, so we will do so now and deregister it from the
- // server. We'll try to preserve existing connections if possible.
- DirectoryServer.deregisterConnectionHandler(connectionHandler);
- connectionHandlers.remove(connectionHandlerDN);
-
- int id = MSGID_CONNHANDLER_CLOSED_BY_DISABLE;
- connectionHandler.finalizeConnectionHandler(getMessage(id), false);
-
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
- else
- {
- // It's already disabled, so we don't need to do anything.
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_UNABLE_TO_DETERMINE_ENABLED_STATE;
- messages.add(getMessage(msgID, String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- resultCode = DirectoryServer.getServerErrorResultCode();
- return new ConfigChangeResult(resultCode, adminActionRequired, messages);
- }
-
-
- // See if the entry contains an attribute that specifies the class name
- // for the connection handler implementation. If it does, then load it and
- // make sure that it's a valid connection handler. If there is no such
- // attribute, the specified class cannot be loaded, or it does not contain a
- // valid connection handler implementation, then flag an error and skip it.
- String className;
- msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_CLASS;
- StringConfigAttribute classStub =
- new StringConfigAttribute(ATTR_CONNECTION_HANDLER_CLASS,
- getMessage(msgID), true, false, true);
- try
- {
- StringConfigAttribute classAttr =
- (StringConfigAttribute) configEntry.getConfigAttribute(classStub);
- if (classAttr == null)
- {
- msgID = MSGID_CONFIG_CONNHANDLER_NO_CLASS_ATTR;
- messages.add(getMessage(msgID, String.valueOf(connectionHandlerDN)));
- resultCode = ResultCode.UNWILLING_TO_PERFORM;
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
- else
- {
- className = classAttr.activeValue();
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_GET_CLASS;
- messages.add(getMessage(msgID, String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- resultCode = DirectoryServer.getServerErrorResultCode();
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
-
-
- // If the connection handler is currently active, then 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.
- if (connectionHandler != null)
- {
- if (! className.equals(connectionHandler.getClass().getName()))
- {
- adminActionRequired = true;
- }
-
- return new ConfigChangeResult(resultCode, adminActionRequired, messages);
- }
-
-
- // If we've gotten here, then that should mean that we need to enable the
- // connection handler. Try to do so.
- if (needToEnable)
- {
- try
- {
- // FIXME -- Should we use a custom class loader for this?
- Class handlerClass = Class.forName(className);
- connectionHandler = (ConnectionHandler) handlerClass.newInstance();
- }
- catch (Exception e)
- {
- // It is not a valid connection handler class. This is an error.
- msgID = MSGID_CONFIG_CONNHANDLER_CLASS_NOT_CONNHANDLER;
- messages.add(getMessage(msgID, String.valueOf(className),
- String.valueOf(connectionHandlerDN)));
- resultCode = ResultCode.CONSTRAINT_VIOLATION;
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
-
-
- try
- {
- connectionHandler.initializeConnectionHandler(configEntry);
- connectionHandler.start();
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INITIALIZE;
- messages.add(getMessage(msgID, String.valueOf(className),
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- resultCode = DirectoryServer.getServerErrorResultCode();
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
-
- connectionHandlers.put(connectionHandlerDN, connectionHandler);
- DirectoryServer.registerConnectionHandler(connectionHandler);
- }
-
-
- 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)
- {
- DN connectionHandlerDN = configEntry.getDN();
-
-
- // 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.
- configEntry.registerChangeListener(this);
-
-
- // Check to see if this entry appears to contain a connection handler
- // configuration. If not, then it is unacceptable.
- try
- {
- SearchFilter connectionHandlerFilter =
- SearchFilter.createFilterFromString("(objectClass=" +
- OC_CONNECTION_HANDLER + ")");
- if (! connectionHandlerFilter.matchesEntry(
- configEntry.getEntry()))
- {
- int msgID =
- MSGID_CONFIG_CONNHANDLER_ENTRY_DOES_NOT_HAVE_CONNHANDLER_CONFIG;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- unacceptableReason.append(message);
- return false;
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- int msgID =
- MSGID_CONFIG_CONNHANDLER_ERROR_INTERACTING_WITH_CONNHANDLER_ENTRY;
- unacceptableReason.append(getMessage(msgID,
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- return false;
- }
-
-
- // See if the entry contains an attribute that indicates whether the
- // connection handler should be enabled. If it does not, then reject it.
- int msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_ENABLED;
- BooleanConfigAttribute enabledStub =
- new BooleanConfigAttribute(ATTR_CONNECTION_HANDLER_ENABLED,
- getMessage(msgID), false);
- try
- {
- BooleanConfigAttribute enabledAttr =
- (BooleanConfigAttribute)
- configEntry.getConfigAttribute(enabledStub);
- if (enabledAttr == null)
- {
- // The attribute is not present, which is not acceptable.
- msgID = MSGID_CONFIG_CONNHANDLER_NO_ENABLED_ATTR;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- unacceptableReason.append(message);
- return false;
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_UNABLE_TO_DETERMINE_ENABLED_STATE;
- unacceptableReason.append(getMessage(msgID,
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- return false;
- }
-
-
- // See if the entry contains an attribute that specifies the class name for
- // the connection handler implementation. If it does, then load it and make
- // sure that it's a valid connection handler implementation. If there is no
- // such attribute, the specified class cannot be loaded, or it does not
- // contain a valid connection handler implementation, then it is
- // unacceptable.
- String className;
- msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_CLASS;
- StringConfigAttribute classStub =
- new StringConfigAttribute(ATTR_CONNECTION_HANDLER_CLASS,
- getMessage(msgID), true, false, true);
- try
- {
- StringConfigAttribute classAttr =
- (StringConfigAttribute)
- configEntry.getConfigAttribute(classStub);
- if (classAttr == null)
- {
- msgID = MSGID_CONFIG_CONNHANDLER_NO_CLASS_ATTR;
- String message = getMessage(msgID,
- String.valueOf(connectionHandlerDN));
- unacceptableReason.append(message);
- return false;
- }
- else
- {
- className = classAttr.activeValue();
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_GET_CLASS;
- unacceptableReason.append(getMessage(msgID,
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- return false;
- }
-
- ConnectionHandler connectionHandler;
- try
- {
- // FIXME -- Should we use a custom class loader for this?
- Class connectionHandlerClass = Class.forName(className);
- connectionHandler =
- (ConnectionHandler) connectionHandlerClass.newInstance();
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INSTANTIATE;
- unacceptableReason.append(getMessage(msgID, String.valueOf(className),
- String.valueOf(connectionHandlerDN),
- stackTraceToSingleLineString(e)));
- return false;
- }
-
-
- // If the connection handler is a configurable component, then make sure
- // that its configuration is valid.
- if (connectionHandler instanceof ConfigurableComponent)
- {
- ConfigurableComponent cc = (ConfigurableComponent) connectionHandler;
- LinkedList<String> errorMessages = new LinkedList<String>();
- if (! cc.hasAcceptableConfiguration(configEntry, errorMessages))
- {
- if (errorMessages.isEmpty())
- {
- msgID = MSGID_CONFIG_CONNHANDLER_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;
- }
- }
-
-
- // If we've gotten to this point, then it is acceptable as far as we are
- // concerned. If it is unacceptable according to the configuration for that
- // connection handler, then the handler itself will need to make that
- // determination.
- 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>();
-
-
- // 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.
- configEntry.registerChangeListener(this);
-
-
- // Check to see if this entry appears to contain a connection handler
- // configuration. If not, log a warning and skip it.
- if (! configEntry.hasObjectClass(OC_CONNECTION_HANDLER))
- {
- int msgID =
- MSGID_CONFIG_CONNHANDLER_ENTRY_DOES_NOT_HAVE_CONNHANDLER_CONFIG;
- messages.add(getMessage(msgID, String.valueOf(configEntryDN)));
- resultCode = ResultCode.CONSTRAINT_VIOLATION;
- return new ConfigChangeResult(resultCode, adminActionRequired, messages);
- }
-
-
- // See if the entry contains an attribute that indicates whether the
- // connection handler should be enabled. If it does not, or if it is not
- // set to "true", then skip it.
- int msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_ENABLED;
- BooleanConfigAttribute enabledStub =
- new BooleanConfigAttribute(ATTR_CONNECTION_HANDLER_ENABLED,
- getMessage(msgID), false);
- try
- {
- BooleanConfigAttribute enabledAttr =
- (BooleanConfigAttribute)
- configEntry.getConfigAttribute(enabledStub);
- if (enabledAttr == null)
- {
- // The attribute is not present, so this connection handler will be
- // disabled. We don't need to do anything else with this entry.
- msgID = MSGID_CONFIG_CONNHANDLER_NO_ENABLED_ATTR;
- messages.add(getMessage(msgID, String.valueOf(configEntryDN)));
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
- else if (! enabledAttr.activeValue())
- {
- // The connection handler is explicitly disabled. We don't need to do
- // anything else with this entry.
- msgID = MSGID_CONFIG_CONNHANDLER_DISABLED;
- messages.add(getMessage(msgID, String.valueOf(configEntryDN)));
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_UNABLE_TO_DETERMINE_ENABLED_STATE;
- messages.add(getMessage(msgID, String.valueOf(configEntryDN),
- stackTraceToSingleLineString(e)));
- resultCode = DirectoryServer.getServerErrorResultCode();
- return new ConfigChangeResult(resultCode, adminActionRequired, messages);
- }
-
-
- // See if the entry contains an attribute that specifies the class name
- // for the connection handler implementation. If it does, then load it
- // and make sure that it's a valid connection handler implementation.
- // If there is no such attribute, the specified class cannot be loaded, or
- // it does not contain a valid connection handler implementation, then log
- // an error and skip it.
- String className;
- msgID = MSGID_CONFIG_CONNHANDLER_ATTR_DESCRIPTION_CLASS;
- StringConfigAttribute classStub =
- new StringConfigAttribute(ATTR_CONNECTION_HANDLER_CLASS,
- getMessage(msgID), true, false, true);
- try
- {
- StringConfigAttribute classAttr =
- (StringConfigAttribute)
- configEntry.getConfigAttribute(classStub);
- if (classAttr == null)
- {
- msgID = MSGID_CONFIG_CONNHANDLER_NO_CLASS_ATTR;
- messages.add(getMessage(msgID, String.valueOf(configEntryDN)));
- resultCode = ResultCode.OBJECTCLASS_VIOLATION;
- return new ConfigChangeResult(resultCode, adminActionRequired,
- messages);
- }
- else
- {
- className = classAttr.activeValue();
- }
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_GET_CLASS;
- messages.add(getMessage(msgID, String.valueOf(configEntryDN),
- stackTraceToSingleLineString(e)));
- resultCode = DirectoryServer.getServerErrorResultCode();
- return new ConfigChangeResult(resultCode, adminActionRequired, messages);
- }
-
- ConnectionHandler connectionHandler;
- try
- {
- // FIXME -- Should we use a custom class loader for this?
- Class connectionHandlerClass = Class.forName(className);
- connectionHandler =
- (ConnectionHandler) connectionHandlerClass.newInstance();
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INSTANTIATE;
- messages.add(getMessage(msgID, String.valueOf(className),
- String.valueOf(configEntryDN),
- stackTraceToSingleLineString(e)));
- resultCode = DirectoryServer.getServerErrorResultCode();
- return new ConfigChangeResult(resultCode, adminActionRequired, messages);
- }
-
-
- // Perform the necessary initialization for the connection handler.
- try
- {
- connectionHandler.initializeConnectionHandler(configEntry);
- }
- catch (Exception e)
- {
- if (debugEnabled())
- {
- debugCaught(DebugLogLevel.ERROR, e);
- }
-
- msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INITIALIZE;
- messages.add(getMessage(msgID, String.valueOf(className),
- String.valueOf(configEntryDN),
- stackTraceToSingleLineString(e)));
- resultCode = DirectoryServer.getServerErrorResultCode();
- return new ConfigChangeResult(resultCode, adminActionRequired, messages);
- }
-
-
- // Put this connection handler in the hash so that we will be able to find
- // it if it is altered.
- connectionHandlers.put(configEntryDN, connectionHandler);
-
-
- // Register the connection handler with the Directory Server.
- DirectoryServer.registerConnectionHandler(connectionHandler);
-
-
- // Since this method should only be called if the directory server is
- // online, then we will want to actually start the connection handler. Do
- // so now.
- connectionHandler.start();
-
-
- // At this point, everything should be done so return success.
- 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(
+ ConnectionHandlerCfg 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)
- {
- DN configEntryDN = configEntry.getDN();
- ResultCode resultCode = ResultCode.SUCCESS;
- boolean adminActionRequired = false;
+ // Load and initialize the connection handler named in the config.
+ private ConnectionHandler getConnectionHandler(
+ ConnectionHandlerCfg config) throws ConfigException {
+ String className = config.getJavaImplementationClass();
+ ConnectionHandlerCfgDefn d =
+ ConnectionHandlerCfgDefn.getInstance();
+ ClassPropertyDefinition pd = d
+ .getJavaImplementationClassPropertyDefinition();
+ // Load the class and cast it to a connection handler.
+ Class<? extends ConnectionHandler> theClass;
+ ConnectionHandler connectionHandler;
- // See if the entry is registered as a connection handler. If so,
- // deregister and stop it. We'll try to leave any established connections
- // alone if possible.
- ConnectionHandler connectionHandler =
- connectionHandlers.get(configEntryDN);
- if (connectionHandler != null)
- {
- DirectoryServer.deregisterConnectionHandler(connectionHandler);
+ try {
+ theClass = pd.loadClass(className, ConnectionHandler.class);
+ connectionHandler = theClass.newInstance();
+ } catch (Exception e) {
+ if (debugEnabled())
+ {
+ debugCaught(DebugLogLevel.ERROR, e);
+ }
- int id = MSGID_CONNHANDLER_CLOSED_BY_DELETE;
- connectionHandler.finalizeConnectionHandler(getMessage(id), false);
+ int msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INITIALIZE;
+ String message = getMessage(msgID, String.valueOf(className),
+ String.valueOf(config.dn()),
+ stackTraceToSingleLineString(e));
+ throw new ConfigException(msgID, message, e);
}
+ // Perform the necessary initialization for the connection
+ // handler.
+ try {
+ // 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(
+ "initializeConnectionHandler", config.definition()
+ .getServerConfigurationClass());
- return new ConfigChangeResult(resultCode, adminActionRequired);
+ method.invoke(connectionHandler, config);
+ } catch (Exception e) {
+ if (debugEnabled())
+ {
+ debugCaught(DebugLogLevel.ERROR, e);
+ }
+
+ int msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INITIALIZE;
+ String message = getMessage(msgID, String.valueOf(className),
+ String.valueOf(config.dn()),
+ stackTraceToSingleLineString(e));
+ throw new ConfigException(msgID, message, e);
+ }
+
+ // The connection handler has been successfully initialized.
+ return connectionHandler;
+ }
+
+
+
+ // Determines whether or not the new configuration's implementation
+ // class is acceptable.
+ private boolean isJavaClassAcceptable(
+ ConnectionHandlerCfg config,
+ List<String> unacceptableReasons) {
+ String className = config.getJavaImplementationClass();
+ ConnectionHandlerCfgDefn d =
+ ConnectionHandlerCfgDefn.getInstance();
+ ClassPropertyDefinition pd = d
+ .getJavaImplementationClassPropertyDefinition();
+
+ // Load the class and cast it to a connection handler.
+ Class<? extends ConnectionHandler> theClass;
+ try {
+ theClass = pd.loadClass(className, ConnectionHandler.class);
+ theClass.newInstance();
+ } catch (Exception e) {
+ if (debugEnabled())
+ {
+ debugCaught(DebugLogLevel.ERROR, e);
+ }
+
+ int msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INITIALIZE;
+ unacceptableReasons.add(getMessage(msgID, String
+ .valueOf(className), String.valueOf(config.dn()),
+ stackTraceToSingleLineString(e)));
+ return false;
+ }
+
+ // Perform the necessary initialization for the connection
+ // handler.
+ try {
+ // Determine the initialization method to use: it must take a
+ // single parameter which is the exact type of the configuration
+ // object.
+ theClass.getMethod("initializeConnectionHandler", config.definition()
+ .getServerConfigurationClass());
+ } catch (Exception e) {
+ if (debugEnabled())
+ {
+ debugCaught(DebugLogLevel.ERROR, e);
+ }
+
+ int msgID = MSGID_CONFIG_CONNHANDLER_CANNOT_INITIALIZE;
+ unacceptableReasons.add(getMessage(msgID, String
+ .valueOf(className), String.valueOf(config.dn()),
+ stackTraceToSingleLineString(e)));
+ return false;
+ }
+
+ // The class is valid as far as we can tell.
+ return true;
}
}
-
--
Gitblit v1.10.0