Merge of BRANCHES/DEV/4.2_ENT_DEV/ADMIN_CONSOLE - Admin Console 46247-46672

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@46677 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/security/authentication/AbstractAuthenticationComponent.java

@@ -22,6 +22,7 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.Set;
 import java.util.TreeSet;
+import java.util.concurrent.atomic.AtomicInteger;
 
 import net.sf.acegisecurity.Authentication;
 import net.sf.acegisecurity.GrantedAuthority;
@@ -160,9 +161,11 @@ public abstract class AbstractAuthenticationComponent implements AuthenticationC
             try
             {
                 authenticateImpl(userName, password);
+                onAuthenticate();
             }
             catch (RuntimeException e)
             {
+                onFail();
                 if (logger.isDebugEnabled())
                 {
                     logger.debug("Failed to authenticate user \"" + userName + '"', e);
@@ -661,4 +664,26 @@ public abstract class AbstractAuthenticationComponent implements AuthenticationC
     {
         return authenticationContext.setUserDetails(ud);
     }
+    
+    AtomicInteger numberSuccessfulAuthentications = new AtomicInteger(0);
+    AtomicInteger numberFailedAuthentications = new AtomicInteger(0);
+    protected void onAuthenticate()
+    {
+        numberSuccessfulAuthentications.getAndIncrement();
+    }
+    
+    protected void onFail()
+    {
+        numberFailedAuthentications.getAndIncrement();
+    }
+    
+    public int getNumberSuccessfulAuthentications()
+    {
+        return numberSuccessfulAuthentications.get();
+    }
+        
+    public int getNumberFailedAuthentications()
+    {   
+        return numberFailedAuthentications.get();
+    }
 }

source/java/org/alfresco/repo/security/authentication/AbstractChainingAuthenticationComponent.java

@@ -22,6 +22,8 @@ import java.util.Collection;
 import java.util.Set;
 import java.util.TreeSet;
 
+import org.alfresco.repo.management.subsystems.ActivateableBean;
+
 import net.sf.acegisecurity.Authentication;
 
 /**
@@ -40,6 +42,13 @@ public abstract class AbstractChainingAuthenticationComponent extends AbstractAu
     {
         super();
     }
+    
+    /**
+     * Get the authentication component with the specified name
+     * @param name
+     * @return the authentication component or null if it does not exist
+     */
+    protected abstract AuthenticationComponent getAuthenticationComponent(String name);
 
     /**
      * Gets the authentication components across which methods will chain.
@@ -55,6 +64,8 @@ public abstract class AbstractChainingAuthenticationComponent extends AbstractAu
      *            the user name
      * @param password
      *            the password
+     *            
+     * @throws AuthenticationException           
      */
     @Override
     protected void authenticateImpl(String userName, char[] password)
@@ -73,6 +84,44 @@ public abstract class AbstractChainingAuthenticationComponent extends AbstractAu
         }
         throw new AuthenticationException("Failed to authenticate");
     }
+    
+    /**
+     * Test authenticate with a specific authenticator and user name and password.
+     * 
+     * @param authenticatorName
+     *            the name of the authenticator to use
+     * @param userName
+     *            the user name
+     * @param password
+     *            the password
+     * @throws AuthenticationException including diagnostic information about the failure          
+     */
+    public void testAuthenticate(String authenticatorName, String userName, char[] password)
+    {
+        
+        AuthenticationComponent authenticationComponent = getAuthenticationComponent(authenticatorName);
+        if(authenticationComponent != null)
+        {
+            if (authenticationComponent instanceof ActivateableBean)
+            {
+                if(!((ActivateableBean) authenticationComponent).isActive())
+                {
+                    AuthenticationDiagnostic diagnostic = new AuthenticationDiagnostic();
+                    Object[] args = {authenticatorName};
+                    diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_VALIDATION_AUTHENTICATOR_NOT_ACTIVE, false, args);
+                    throw new AuthenticationException("authentication.err.validation.authenticator.notactive", args , diagnostic);
+                }
+            }
+            
+            authenticationComponent.authenticate(userName, password);
+            return;
+        }
+
+        AuthenticationDiagnostic diagnostic = new AuthenticationDiagnostic();
+        Object[] args = {authenticatorName};
+        diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_VALIDATION_AUTHENTICATOR_NOT_FOUND, false, args);
+        throw new AuthenticationException("authentication.err.validation.authenticator.notfound", args , diagnostic);
+    }
 
     /**
      * If any implementation supports guest then guest is allowed.

source/java/org/alfresco/repo/security/authentication/ChainingAuthenticationComponentImpl.java

@@ -27,8 +27,8 @@ import net.sf.acegisecurity.Authentication;
 import org.alfresco.repo.security.authentication.ntlm.NLTMAuthenticator;
 
 /**
- * A chaining authentication component is required for all the beans that qire up an authentication component and not an
- * authentication service. It supports chaining in much the same way and wires up components in the same way asthe
+ * A chaining authentication component is required for all the beans that wire up an authentication component and not an
+ * authentication service. It supports chaining in much the same way and wires up components in the same way as the
  * chaining authentication service wires up services.
  * 
  * @author andyh
@@ -306,4 +306,11 @@ public class ChainingAuthenticationComponentImpl extends AbstractChainingAuthent
             return services;
         }
     }
+
+    @Override
+    protected AuthenticationComponent getAuthenticationComponent(String name)
+    {
+        // not implemented
+        return null;
+    }
 }

source/java/org/alfresco/repo/security/authentication/ldap/LDAPAuthenticationComponentImpl.java

@@ -23,6 +23,7 @@ import javax.naming.directory.InitialDirContext;
 
 import org.alfresco.repo.management.subsystems.ActivateableBean;
 import org.alfresco.repo.security.authentication.AbstractAuthenticationComponent;
+import org.alfresco.repo.security.authentication.AuthenticationDiagnostic;
 import org.alfresco.repo.security.authentication.AuthenticationException;
 import org.alfresco.repo.security.sync.ldap.LDAPNameResolver;
 import org.springframework.beans.factory.InitializingBean;
@@ -109,17 +110,35 @@ public class LDAPAuthenticationComponentImpl extends AbstractAuthenticationCompo
      */
     protected void authenticateImpl(String userName, char[] password) throws AuthenticationException
     {
-        // If we aren't using a fixed name format, do a search to resolve the user DN
-        String userDN = userNameFormat == null ? ldapNameResolver.resolveDistinguishedName(userName) : String.format(
-                userNameFormat, new Object[]
-                {
-                    escapeUserName(userName, escapeCommasInBind)
-                });
+        // Distinguished name of user.
+        String userDN;
+        
+        AuthenticationDiagnostic diagnostic = new AuthenticationDiagnostic();
+        
+        if(userNameFormat == null)
+        {
+            // If we aren't using a fixed name format, do a search to resolve the user DN
+            userDN = ldapNameResolver.resolveDistinguishedName(userName, diagnostic);
+            
+            Object[] params = {userName, userDN};
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_LDAP_LOOKEDUP_USER, true, params);
+        }
+        else
+        {
+            // we are using a fixed name format, 
+            userDN = String.format(
+                    userNameFormat, new Object[]
+                    {
+                        escapeUserName(userName, escapeCommasInBind)
+                    });
+            Object[] params = {userName, userDN, userNameFormat};
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_LDAP_FORMAT_USER, true, params);
+        }
 
         InitialDirContext ctx = null;
         try
         {
-            ctx = ldapInitialContextFactory.getInitialDirContext(userDN, new String(password));
+            ctx = ldapInitialContextFactory.getInitialDirContext(userDN, new String(password), diagnostic);
 
             // Authentication has been successful.
             // Set the current user, they are now authenticated.

source/java/org/alfresco/repo/security/authentication/ldap/LDAPInitialDirContextFactory.java

@@ -23,6 +23,7 @@ import java.util.Map;
 import javax.naming.directory.DirContext;
 import javax.naming.directory.InitialDirContext;
 
+import org.alfresco.repo.security.authentication.AuthenticationDiagnostic;
 import org.alfresco.repo.security.authentication.AuthenticationException;
 
 /**
@@ -39,6 +40,20 @@ public interface LDAPInitialDirContextFactory
      */
     public void setInitialDirContextEnvironment(Map<String, String> environment);
     
+    /**
+     * Use the environment properties and connect to the LDAP server, optionally configuring RFC 2696 paged results.
+     * Used to obtain read only access to the LDAP server.
+     * 
+     * @param pageSize
+     *            if a positive value, indicates that a LDAP v3 RFC 2696 paged results control should be used. The
+     *            results of a search operation should be returned by the LDAP server in batches of the specified size.
+     * @param diagnostic           
+     * @return the default intial dir context
+     * @throws AuthenticationException
+     *             the authentication exception
+     */
+    public InitialDirContext getDefaultIntialDirContext(int pageSize,  AuthenticationDiagnostic diagnostic) throws AuthenticationException;
+    
     /**
      * Use the environment properties and connect to the LDAP server, optionally configuring RFC 2696 paged results.
      * Used to obtain read only access to the LDAP server.
@@ -61,6 +76,15 @@ public interface LDAPInitialDirContextFactory
      */
     public InitialDirContext getDefaultIntialDirContext() throws AuthenticationException;
     
+    /**
+     * Use the environment properties and connect to the LDAP server.
+     * Used to obtain read only access to the LDAP server.
+     * 
+     * @return
+     * @throws AuthenticationException
+     */
+    public InitialDirContext getDefaultIntialDirContext(AuthenticationDiagnostic diagnostic) throws AuthenticationException;
+    
     /**
      * Determines whether there is another page to fetch from the last search to be run in this context. Also prepares
      * the request controls so that the appropriate cookie will be passed in the next search.
@@ -72,8 +96,8 @@ public interface LDAPInitialDirContextFactory
      *            results of a search operation should be returned by the LDAP server in batches of the specified size.
      * @return true, if is ready for next page
      */
-    public boolean hasNextPage(DirContext ctx, int pageSize);    
-
+    public boolean hasNextPage(DirContext ctx, int pageSize);   
+    
     /**
      * Augment the connection environment with the identity and credentials and bind to the ldap server.
      * Mainly used to validate a user's credentials during authentication. 
@@ -84,4 +108,16 @@ public interface LDAPInitialDirContextFactory
      * @throws AuthenticationException
      */
     public InitialDirContext getInitialDirContext(String principal, String credentials)  throws AuthenticationException;
+
+    /**
+     * Augment the connection environment with the identity and credentials and bind to the ldap server.
+     * Mainly used to validate a user's credentials during authentication. 
+     * 
+     * @param principal
+     * @param credentials
+     * @param diagnostic
+     * @return
+     * @throws AuthenticationException
+     */
+    public InitialDirContext getInitialDirContext(String principal, String credentials, AuthenticationDiagnostic diagnostic)  throws AuthenticationException;
 }

source/java/org/alfresco/repo/security/authentication/ldap/LDAPInitialDirContextFactoryImpl.java

@@ -26,6 +26,7 @@ import java.util.Map;
 import java.util.Set;
 
 import javax.naming.AuthenticationNotSupportedException;
+import javax.naming.CommunicationException;
 import javax.naming.Context;
 import javax.naming.NamingException;
 import javax.naming.directory.Attribute;
@@ -40,6 +41,7 @@ import javax.naming.ldap.LdapContext;
 import javax.naming.ldap.PagedResultsControl;
 import javax.naming.ldap.PagedResultsResponseControl;
 
+import org.alfresco.repo.security.authentication.AuthenticationDiagnostic;
 import org.alfresco.repo.security.authentication.AuthenticationException;
 import org.alfresco.util.ApplicationContextHelper;
 import org.apache.commons.logging.Log;
@@ -84,19 +86,38 @@ public class LDAPInitialDirContextFactoryImpl implements LDAPInitialDirContextFa
 
     public InitialDirContext getDefaultIntialDirContext() throws AuthenticationException
     {
-        return getDefaultIntialDirContext(0);
+        return getDefaultIntialDirContext(0, new AuthenticationDiagnostic());
+    }
+    
+    public InitialDirContext getDefaultIntialDirContext(int pageSize) throws AuthenticationException
+    {
+        return getDefaultIntialDirContext(pageSize, new AuthenticationDiagnostic());
+    }
+    
+    @Override
+    public InitialDirContext getDefaultIntialDirContext(
+            AuthenticationDiagnostic diagnostic) throws AuthenticationException
+    {
+        return getDefaultIntialDirContext(0, diagnostic);
     }
 
-    public InitialDirContext getDefaultIntialDirContext(int pageSize) throws AuthenticationException
+    public InitialDirContext getDefaultIntialDirContext(int pageSize, AuthenticationDiagnostic diagnostic) throws AuthenticationException
     {
         Hashtable<String, String> env = new Hashtable<String, String>(defaultEnvironment.size());
         env.putAll(defaultEnvironment);
-        return buildInitialDirContext(env, pageSize);
+        return buildInitialDirContext(env, pageSize, diagnostic);
     }
 
-    private InitialDirContext buildInitialDirContext(Hashtable<String, String> env, int pageSize)
+    private InitialDirContext buildInitialDirContext(Hashtable<String, String> env, int pageSize, AuthenticationDiagnostic diagnostic)
             throws AuthenticationException
     {
+        String securityPrincipal = env.get(Context.SECURITY_PRINCIPAL);
+        String providerURL = env.get(Context.PROVIDER_URL);
+
+        if(diagnostic == null)
+        {
+            diagnostic = new AuthenticationDiagnostic();
+        }
         try
         {
             // If a page size has been requested, use LDAP v3 paging
@@ -111,20 +132,71 @@ public class LDAPInitialDirContextFactoryImpl implements LDAPInitialDirContextFa
             }
             else
             {
-                return new InitialDirContext(env);
+                InitialDirContext ret = new InitialDirContext(env);
+                Object[] args = {providerURL, securityPrincipal};
+                diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_LDAP_CONNECTED, true, args);
+                return ret;
             }
         }
         catch (javax.naming.AuthenticationException ax)
         {
-            throw new AuthenticationException("LDAP authentication failed.", ax);
+            Object[] args1 = {securityPrincipal};
+            Object[] args = {providerURL, securityPrincipal};
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_LDAP_CONNECTED, true, args);
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_LDAP_AUTHENTICATION, false, args1);
+            
+            // wrong user/password - if we get this far the connection is O.K
+            Object[] args2 = {securityPrincipal, ax.getLocalizedMessage()};
+            throw new AuthenticationException("authentication.err.authentication", diagnostic, args2, ax);
+        }
+        catch (CommunicationException ce)
+        {
+            Object[] args1 = {providerURL};
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_LDAP_CONNECTING, false, args1);
+
+            StringBuffer message = new StringBuffer();
+            
+            message.append(ce.getClass().getName() + ", " + ce.getMessage());
+            
+            Throwable cause = ce.getCause();
+            while (cause != null)
+            {
+                message.append(", ");
+                message.append(cause.getClass().getName() + ", " + cause.getMessage());
+                cause = cause.getCause();
+            }
+            
+            // failed to connect
+            Object[] args = {providerURL, message.toString()};
+            throw new AuthenticationException("authentication.err.communication", diagnostic, args, cause);
         }
         catch (NamingException nx)
         {
-            throw new AuthenticationException("Unable to connect to LDAP Server; check LDAP configuration", nx);
+            Object[] args = {providerURL};
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_LDAP_CONNECTING, false, args);
+            
+            StringBuffer message = new StringBuffer();
+            
+            message.append(nx.getClass().getName() + ", " + nx.getMessage());
+            
+            Throwable cause = nx.getCause();
+            while (cause != null)
+            {
+                message.append(", ");
+                message.append(cause.getClass().getName() + ", " + cause.getMessage());
+                cause = cause.getCause();
+            }
+           
+            // failed to connect
+            Object[] args1 = {providerURL, message.toString()};
+            throw new AuthenticationException("authentication.err.connection", diagnostic, args1, nx);
         }
         catch (IOException e)
         {
-            throw new AuthenticationException("Unable to encode LDAP v3 request controls; check LDAP configuration", e);
+            Object[] args = {providerURL, securityPrincipal};
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_LDAP_CONNECTED, true, args);
+            
+            throw new AuthenticationException("Unable to encode LDAP v3 request controls", e);
         }
     }
 
@@ -171,36 +243,58 @@ public class LDAPInitialDirContextFactoryImpl implements LDAPInitialDirContextFa
         }
         return false;
     }
-
-    public InitialDirContext getInitialDirContext(String principal, String credentials) throws AuthenticationException
+    
+    @Override
+    public InitialDirContext getInitialDirContext(String principal,
+            String credentials)
+            throws AuthenticationException
     {
+        return getInitialDirContext(principal, credentials, null);
+    }
+
+    public InitialDirContext getInitialDirContext(String principal, String credentials, AuthenticationDiagnostic diagnostic) throws AuthenticationException
+    {
+        if(diagnostic == null)
+        {
+            diagnostic = new AuthenticationDiagnostic();
+        }
+        
         if (principal == null)
         {
-            throw new AuthenticationException("Null user name provided.");
+            // failed before we tried to do anything
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_VALIDATION, false, null);
+            throw new AuthenticationException("Null user name provided.", diagnostic);
         }
 
         if (principal.length() == 0)
         {
-            throw new AuthenticationException("Empty user name provided.");
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_VALIDATION, false, null);
+            throw new AuthenticationException("Empty user name provided.", diagnostic);
         }
 
         if (credentials == null)
         {
-            throw new AuthenticationException("No credentials provided.");
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_VALIDATION, false, null);
+            throw new AuthenticationException("No credentials provided.", diagnostic);
         }
 
         if (credentials.length() == 0)
         {
-            throw new AuthenticationException("Empty credentials provided.");
+            diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_VALIDATION, false, null);
+            throw new AuthenticationException("Empty credentials provided.", diagnostic);
         }
+        
+        diagnostic.addStep(AuthenticationDiagnostic.STEP_KEY_VALIDATION, true, null);
 
         Hashtable<String, String> env = new Hashtable<String, String>(authenticatedEnvironment.size());
         env.putAll(authenticatedEnvironment);
         env.put(Context.SECURITY_PRINCIPAL, principal);
         env.put(Context.SECURITY_CREDENTIALS, credentials);
 
-        return buildInitialDirContext(env, 0);
+        return buildInitialDirContext(env, 0, diagnostic);
     }
+    
+
 
     public static void main(String[] args)
     {
@@ -291,6 +385,7 @@ public class LDAPInitialDirContextFactoryImpl implements LDAPInitialDirContextFa
 
     public void afterPropertiesSet() throws Exception
     {
+        logger.debug("after Properties Set");
         // Check Anonymous bind
 
         Hashtable<String, String> env = new Hashtable<String, String>(authenticatedEnvironment.size());
@@ -417,4 +512,8 @@ public class LDAPInitialDirContextFactoryImpl implements LDAPInitialDirContextFa
             }
         }
     }
+
+
+
+
 }

source/java/org/alfresco/repo/security/authentication/ldap/Monitor.java

@@ -0,0 +1,141 @@
+/*
+ * Copyright (C) 2005-2012 Alfresco Software Limited.
+ *
+ * This file is part of Alfresco
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.alfresco.repo.security.authentication.ldap;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.management.openmbean.CompositeData;
+import javax.management.openmbean.CompositeDataSupport;
+import javax.management.openmbean.CompositeType;
+import javax.management.openmbean.OpenDataException;
+import javax.management.openmbean.OpenType;
+import javax.management.openmbean.SimpleType;
+import javax.management.openmbean.TabularData;
+import javax.management.openmbean.TabularDataSupport;
+import javax.management.openmbean.TabularType;
+
+import org.alfresco.repo.security.authentication.AuthenticationException;
+import org.alfresco.repo.security.authentication.AuthenticationStep;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/**
+ * Monitoring methods and properties to be exposed via the
+ * JMX admin console.
+ */
+
+public class Monitor
+{
+    LDAPAuthenticationComponentImpl component;
+    
+    private static Log logger = LogFactory.getLog(Monitor.class);
+    
+    public void setLDAPAuthenticationComponent(LDAPAuthenticationComponentImpl component)
+    {
+        this.component = component;
+    }
+    
+    public String getAuthenticatorType()
+    {
+        return "ldap";
+    }
+    
+    /**
+     * test authenticate
+     * 
+     * @param userName
+     * @param credentials
+     * @throws AuthenticationException
+     */
+    public CompositeData testAuthenticate(String userName, String credentials)
+    {
+        String stepKeys[] = {"id", "stepMessage", "success"};
+        String stepDescriptions[] = {"id", "stepMessage", "success"};
+        OpenType<?> stepTypes[] = {SimpleType.INTEGER, SimpleType.STRING, SimpleType.BOOLEAN };
+     
+        try
+        {
+            String[] key = {"id"};
+            CompositeType sType = new CompositeType("Authentication Step", "Step", stepKeys, stepDescriptions, stepTypes);
+            TabularType tType = new TabularType("Diagnostic", "Authentication Steps", sType, key);
+            TabularData table = new TabularDataSupport(tType);
+     
+            String attributeKeys[] = {"authenticationMessage", "success", "diagnostic"};
+            String attributeDescriptions[] = {"authenticationMessage", "success", "diagnostic"};
+            OpenType<?> attributeTypes[] = {SimpleType.STRING, SimpleType.BOOLEAN, tType};  
+            try
+            {
+                component.authenticate(userName, credentials.toCharArray());
+            
+                CompositeType cType = new CompositeType("Authentication Result", "Result Success", attributeKeys, attributeDescriptions, attributeTypes);
+                Map<String, Object> value = new HashMap<String, Object>();
+                value.put("authenticationMessage", "Test Passed");
+                value.put("success", true);
+                value.put("diagnostic", table);
+                CompositeDataSupport row = new CompositeDataSupport(cType, value);
+                return row;
+            }
+            catch (AuthenticationException ae)
+            {                      
+                CompositeType cType = new CompositeType("Authentication Result", "Result Failed", attributeKeys, attributeDescriptions, attributeTypes);
+                Map<String, Object> value = new HashMap<String, Object>();
+                value.put("authenticationMessage", ae.getMessage());
+                value.put("success", false);
+
+                if(ae.getDiagnostic() != null)
+                {
+                    int i = 0;
+                    for(AuthenticationStep step : ae.getDiagnostic().getSteps())
+                    {
+                        Map<String, Object> x = new HashMap<String, Object>();
+                        x.put("id", i++);
+                        x.put("stepMessage", step.getMessage());
+                        x.put("success", step.isSuccess());
+                        CompositeDataSupport row = new CompositeDataSupport(sType, x);
+                        table.put(row);
+                        
+                    }
+                }
+                
+                value.put("diagnostic", table);
+                
+                CompositeDataSupport row = new CompositeDataSupport(cType, value);
+            
+                return row;
+            }
+
+        }
+        catch (OpenDataException oe)
+        {
+            logger.error("", oe);
+            return null;
+        }
+    }
+    
+    public int getNumberFailedAuthentications()
+    {
+        return component.getNumberFailedAuthentications();
+    }
+    
+    public int getNumberSuccessfulAuthentications()
+    {
+        return component.getNumberSuccessfulAuthentications();
+    }
+}

source/java/org/alfresco/repo/security/authentication/ldap/MonitorBeanInfo.java

@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2005-2012 Alfresco Software Limited.
+ *
+ * This file is part of Alfresco
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.alfresco.repo.security.authentication.ldap;
+
+import java.beans.BeanInfo;
+import java.beans.SimpleBeanInfo;
+/**
+ * A BeanInfo providing metadata for the Monitor class
+ * 
+ * @author mrogers
+ */
+public class MonitorBeanInfo extends SimpleBeanInfo
+{
+    /**
+     * Gets the beans <code>BeanDescriptor</code>.
+     *
+     * @return  A BeanDescriptor providing overall information about
+     * the bean, such as its displayName, its customizer, etc.  May
+     * return null if the information should be obtained by automatic
+     * analysis.
+     */
+//    BeanDescriptor getBeanDescriptor();
+
+    /**
+     * Gets the beans <code>EventSetDescriptor</code>s.
+     *
+     * @return  An array of EventSetDescriptors describing the kinds of
+     * events fired by this bean.  May return null if the information
+     * should be obtained by automatic analysis.
+     */
+//    EventSetDescriptor[] getEventSetDescriptors();
+
+    /**
+     * A bean may have a "default" event that is the event that will
+     * mostly commonly be used by humans when using the bean.
+     * @return Index of default event in the EventSetDescriptor array
+     *          returned by getEventSetDescriptors.
+     * <P>      Returns -1 if there is no default event.
+     */
+//    int getDefaultEventIndex();
+
+    /**
+     * Returns descriptors for all properties of the bean.
+     * May return {@code null} if the information
+     * should be obtained by automatic analysis.
+     * <p>
+     * If a property is indexed, then its entry in the result array
+     * will belong to the {@link IndexedPropertyDescriptor} subclass
+     * of the {@link PropertyDescriptor} class.
+     * A client of the {@code getPropertyDescriptors} method
+     * can use "{@code instanceof}" to check
+     * whether a given {@code PropertyDescriptor}
+     * is an {@code IndexedPropertyDescriptor}.
+     *
+     * @return an array of {@code PropertyDescriptor}s
+     *         describing all properties supported by the bean
+     *         or {@code null}
+     */
+//    PropertyDescriptor[] getPropertyDescriptors();
+
+    /**
+     * A bean may have a "default" property that is the property that will
+     * mostly commonly be initially chosen for update by human's who are
+     * customizing the bean.
+     * @return  Index of default property in the PropertyDescriptor array
+     *          returned by getPropertyDescriptors.
+     * <P>      Returns -1 if there is no default property.
+     */
+//    int getDefaultPropertyIndex();
+
+    /**
+     * Gets the beans <code>MethodDescriptor</code>s.
+     *
+     * @return An array of MethodDescriptors describing the externally
+     * visible methods supported by this bean.  May return null if
+     * the information should be obtained by automatic analysis.
+     */
+//    MethodDescriptor[] getMethodDescriptors();
+
+    /**
+     * This method allows a BeanInfo object to return an arbitrary collection
+     * of other BeanInfo objects that provide additional information on the
+     * current bean.
+     * <P>
+     * If there are conflicts or overlaps between the information provided
+     * by different BeanInfo objects, then the current BeanInfo takes precedence
+     * over the getAdditionalBeanInfo objects, and later elements in the array
+     * take precedence over earlier ones.
+     *
+     * @return an array of BeanInfo objects.  May return null.
+     */
+//    BeanInfo[] getAdditionalBeanInfo();
+
+}

source/java/org/alfresco/repo/security/authentication/subsystems/SubsystemChainingAuthenticationComponent.java

@@ -92,4 +92,25 @@ public class SubsystemChainingAuthenticationComponent extends AbstractChainingAu
         }
         return result;
     }
+
+    @Override
+    protected AuthenticationComponent getAuthenticationComponent(String instanceId)
+    {
+        ApplicationContext context = this.applicationContextManager.getApplicationContext(instanceId);
+        if(context != null)
+        {
+            try
+            {
+                AuthenticationComponent authenticationComponent = (AuthenticationComponent) context
+                    .getBean(sourceBeanName);
+                return authenticationComponent;
+            }
+            catch (NoSuchBeanDefinitionException e)
+            {
+                return null;
+            }
+        }
+     
+        return null;
+    }
 }