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Unable to integrate LDAP with Alfresco

Question asked by nitinagarwal1985 on Dec 29, 2010
Hi,

I am integrating LDAP with Alfresco 3.2 community edition, but getting the following error:-

10:21:32,356 ERROR [org.alfresco.web.scripts.AbstractRuntime] Exception from executeScript - redirecting to status template error: 11290005 Not implemented
org.alfresco.error.AlfrescoRuntimeException: 11290005 Not implemented
   at org.alfresco.repo.security.authentication.DefaultMutableAuthenticationDao.loadUserByUsername(DefaultMutableAuthenticationDao.java:410)
   at net.sf.acegisecurity.providers.dao.DaoAuthenticationProvider.getUserFromBackend(DaoAuthenticationProvider.java:390)
   at net.sf.acegisecurity.providers.dao.DaoAuthenticationProvider.authenticate(DaoAuthenticationProvider.java:225)
   at net.sf.acegisecurity.providers.ProviderManager.doAuthentication(ProviderManager.java:159)
   at net.sf.acegisecurity.AbstractAuthenticationManager.authenticate(AbstractAuthenticationManager.java:49)
   at org.alfresco.repo.security.authentication.AuthenticationComponentImpl.authenticateImpl(AuthenticationComponentImpl.java:81)
   at org.alfresco.repo.security.authentication.AbstractAuthenticationComponent.authenticate(AbstractAuthenticationComponent.java:164)
   at org.alfresco.repo.security.authentication.AuthenticationServiceImpl.authenticate(AuthenticationServiceImpl.java:129)
   at org.alfresco.repo.security.authentication.AbstractChainingAuthenticationService.authenticate(AbstractChainingAuthenticationService.java:166)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
   at java.lang.reflect.Method.invoke(Unknown Source)
   at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:304)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
   at net.sf.acegisecurity.intercept.method.aopalliance.MethodSecurityInterceptor.invoke(MethodSecurityInterceptor.java:80)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
   at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:49)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
   at org.alfresco.repo.audit.AuditComponentImpl.audit(AuditComponentImpl.java:275)
   at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:69)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
   at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:106)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
   at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
   at $Proxy24.authenticate(Unknown Source)
   at org.alfresco.repo.web.scripts.servlet.BasicHttpAuthenticatorFactory$BasicHttpAuthenticator.authenticate(BasicHttpAuthenticatorFactory.java:187)
   at org.alfresco.repo.web.scripts.RepositoryContainer.executeScript(RepositoryContainer.java:281)
   at org.alfresco.web.scripts.AbstractRuntime.executeScript(AbstractRuntime.java:262)
   at org.alfresco.web.scripts.AbstractRuntime.executeScript(AbstractRuntime.java:139)
   at org.alfresco.web.scripts.servlet.WebScriptServlet.service(WebScriptServlet.java:122)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
   at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
   at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
   at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
   at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
   at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
   at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
   at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
   at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
   at java.lang.Thread.run(Unknown Source)

I have put the ldap-authentication-context.xml and ldap-authentication.properties files in the classpath 'WEB-INF\classes\alfresco\extension'. Following are my files:
ldap-authentication-context.xml:-

<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE beans PUBLIC '-//SPRING//DTD BEAN//EN' 'http://www.springframework.org/dtd/spring-beans.dtd'>

<beans>

   <bean id="ldapPlaceHolderConfig" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">   
       <property name="ignoreUnresolvablePlaceholders">
               <value>true</value>
          </property>
      <property name="location" value="classpath:alfresco/extension/ldap-authentication.properties">  <!–reads config.properties file–> 
      </property>
   </bean>

   <!–
      DAO that rejects changes - LDAP is read only at the moment. It does allow users to be deleted with out warnings
      from the UI.
   –>

   <bean id="authenticationDao" class="org.alfresco.repo.security.authentication.DefaultMutableAuthenticationDao">
      <property name="allowSetEnabled" value="true" />
      <property name="allowGetEnabled" value="true" />
      <property name="allowDeleteUser" value="true" />
      <property name="allowCreateUser" value="true" />
   </bean>

   <!– LDAP authentication configuration –>

   <!–

      You can also use JAAS authentication for Kerberos against Active Directory or NTLM if you also require single sign
      on from the web browser. You do not have to use LDAP authentication to synchronise groups and users from an LDAP
      store if it supports other authentication routes, like Active Directory.
   –>

   <bean id="authenticationComponent" class="org.alfresco.repo.security.authentication.ldap.LDAPAuthenticationComponentImpl"
      parent="authenticationComponentBase">
      <property name="active">
         <value>${ldap.authentication.active}</value>
      </property>
      <property name="LDAPInitialDirContextFactory">
         <ref bean="ldapInitialDirContextFactory" />
      </property>
      <property name="userNameFormat">
         <!–

            This maps between what the user types in and what is passed through to the underlying LDAP authentication.

            "%s" - the user id is passed through without modification. Used for LDAP authentication such as DIGEST-MD5,
            anything that is not "simple". "cn=%s,ou=London,dc=company,dc=com" - If the user types in "Joe Bloggs" the
            authenticate as "cn=Joe Bloggs,ou=London,dc=company,dc=com" Usually for simple authentication. Simple
            authentication always uses the DN for the user.
         –>
         <value>${ldap.authentication.userNameFormat}</value>
      </property>
      <property name="nodeService">
         <ref bean="nodeService" />
      </property>
      <property name="personService">
         <ref bean="personService" />
      </property>
      <property name="transactionService">
         <ref bean="transactionService" />
      </property>
      <property name="escapeCommasInBind">
         <value>${ldap.authentication.escapeCommasInBind}</value>
      </property>
      <property name="escapeCommasInUid">
         <value>${ldap.authentication.escapeCommasInUid}</value>
      </property>
      <property name="allowGuestLogin">
         <value>${ldap.authentication.allowGuestLogin}</value>
      </property>
      <property name="defaultAdministratorUserNameList">
         <value>${ldap.authentication.defaultAdministratorUserNames}</value>
      </property>
   </bean>

   <!– Wrapped version to be used within subsystem –>
   <bean id="AuthenticationComponent" class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean">
      <property name="proxyInterfaces">
         <value>org.alfresco.repo.security.authentication.AuthenticationComponent</value>
      </property>
      <property name="transactionManager">
         <ref bean="transactionManager" />
      </property>
      <property name="target">
         <ref bean="authenticationComponent" />
      </property>
      <property name="transactionAttributes">
         <props>
            <prop key="*">${server.transaction.mode.default}</prop>
         </props>
      </property>
   </bean>

   <!– Authenticaton service for chaining –>
   <bean id="localAuthenticationService" class="org.alfresco.repo.security.authentication.AuthenticationServiceImpl">
      <property name="authenticationDao">
         <ref bean="authenticationDao" />
      </property>
      <property name="ticketComponent">
         <ref bean="ticketComponent" />
      </property>
      <property name="authenticationComponent">
         <ref bean="authenticationComponent" />
      </property>
      <property name="sysAdminCache">
         <ref bean="sysAdminCache" />
      </property>
   </bean>

   <!–

      This bean is used to support general LDAP authentication. It is also used to provide read only access to users and
      groups to pull them out of the LDAP reopsitory
   –>

   <bean id="ldapInitialDirContextFactory" class="org.alfresco.repo.security.authentication.ldap.LDAPInitialDirContextFactoryImpl">
      <property name="initialDirContextEnvironment">
         <map>
            <!– The LDAP provider –>
            <entry key="java.naming.factory.initial">
               <value>${ldap.authentication.java.naming.factory.initial}</value>
            </entry>

            <!– The url to the LDAP server –>
            <!– Note you can use space separated urls - they will be tried in turn until one works –>
            <!– This could be used to authenticate against one or more ldap servers (you will not know which one ….) –>
            <entry key="java.naming.provider.url">
               <value>${ldap.authentication.java.naming.provider.url}</value>
            </entry>

            <!– The authentication mechanism to use      –>
            <!– Some sasl authentication mechanisms may require a realm to be set –>
            <!–                java.naming.security.sasl.realm –>
            <!– The available options will depend on your LDAP provider –>
            <entry key="java.naming.security.authentication">
               <value>${ldap.authentication.java.naming.security.authentication}</value>
            </entry>

            <!– The id of a user who can read group and user information –>
            <!– This does not go through the pattern substitution defined above and is used "as is" –>
            <entry key="java.naming.security.principal">
               <value>${ldap.authentication.java.naming.security.principal}</value>
            </entry>

            <!– The password for the user defined above –>
            <entry key="java.naming.security.credentials">
               <value>${ldap.authentication.java.naming.security.credentials}</value>
            </entry>
         </map>
      </property>
   </bean>

    <!– Regularly exports user and group information from LDAP –>
   
    <bean id="userRegistry" class="org.alfresco.repo.security.sync.ldap.LDAPUserRegistry">
        <property name="active">
            <value>${ldap.synchronization.active}</value>
        </property>

        <!–
        If positive, this property indicates that RFC 2696 paged results should be
        used to split query results into batches of the specified size. This
        overcomes any size limits imposed by the LDAP server.       
        –>
        <property name="queryBatchSize">
            <value>${ldap.synchronization.queryBatchSize}</value>
        </property>

        <!–
        The query to select all objects that represent the groups to import.
       
        For Open LDAP, using a basic schema, the following is probably what you want:
        (objectclass=groupOfNames)
       
        For Active Directory:
        (objectclass=group)
        –>
        <property name="groupQuery">
            <value>${ldap.synchronization.groupQuery}</value>
        </property>
       
        <!–
        The query to select objects that represent the groups to import that have changed since a certain time.
       
        For Open LDAP, using a basic schema, the following is probably what you want:
        (&(objectclass=groupOfNames)(!(modifyTimestamp<={0})))
       
        For Active Directory:
        (&(objectclass=group)(!(modifyTimestamp<={0})))
        –>
        <property name="groupDifferentialQuery">
            <value>${ldap.synchronization.groupDifferentialQuery}</value>
        </property>

        <!–
        The query to select all objects that represent the users to import.
       
        For Open LDAP, using a basic schema, the following is probably what you want:
        (objectclass=inetOrgPerson)
       
        For Active Directory:
        (objectclass=user)
        –>
        <property name="personQuery">
            <value>${ldap.synchronization.personQuery}</value>
        </property>
       
        <!–
        The query to select objects that represent the users to import that have changed since a certain time.
       
        For Open LDAP, using a basic schema, the following is probably what you want:
        (&(objectclass=inetOrgPerson)(!(modifyTimestamp<={0})))
       
        For Active Directory:
        (&(objectclass=user)(!(modifyTimestamp<={0})))
        –>
        <property name="personDifferentialQuery">
            <value>${ldap.synchronization.personDifferentialQuery}</value>
        </property>

        <!–
        The group search base restricts the LDAP group query to a sub section of tree on the LDAP server.
        –>
        <property name="groupSearchBase">
            <value>${ldap.synchronization.groupSearchBase}</value>
        </property>
       
        <!–
        The user search base restricts the LDAP user query to a sub section of tree on the LDAP server.
        –>
        <property name="userSearchBase">
            <value>${ldap.synchronization.userSearchBase}</value>
        </property>

        <!–
        The unique identifier for the user.
        –>
        <property name="userIdAttributeName">
            <value>${ldap.synchronization.userIdAttributeName}</value>
        </property>
       
        <!–
        The name of the operational attribute recording the last update time for a group or user.
        –>
        <property name="modifyTimestampAttributeName">
            <value>${ldap.synchronization.modifyTimestampAttributeName}</value>
        </property>

        <!–
        An attribute that is a unique identifier for each group found.
        This is also the name of the group with the current group implementation.
        This is mandatory for any groups found.
       
        OpenLDAP: "cn" as it is mandatory on groupOfNames
        Active Directory: "cn"
       
        –>
        <property name="groupIdAttributeName">
            <value>${ldap.synchronization.groupIdAttributeName}</value>
        </property>
       
        <!–
        The objectClass attribute for group members.
        For each member of a group, the distinguished name is given.
        The object is looked up by its DN. If the object is of this class it is treated as a group.
        –>
        <property name="groupType">
            <value>${ldap.synchronization.groupType}</value>
        </property>
       
        <!–
        The objectClass attribute for person members.
        For each member of a group, the distinguished name is given.
        The object is looked up by its DN. If the object is of this class it is treated as a person.
        –>
        <property name="personType">
            <value>${ldap.synchronization.personType}</value>
        </property>
       
        <!–
        The repeating attribute on group objects (found by query or as sub groups)
        used to define membership of the group. This is assumed to hold distinguished names of
        other groups or users/people; the above types are used to determine this.
       
        OpenLDAP: "member" as it is mandatory on groupOfNames
        Active Directory: "member"
       
        –>
        <property name="memberAttribute">
            <value>${ldap.synchronization.groupMemberAttributeName}</value>
        </property>       

        <!–
        This property defines a mapping between attributes held on LDAP user objects and
        the properties of user objects held in the repository. The key is the QName of an attribute in
        the repository, the value is the attribute name from the user/inetOrgPerson/.. object in the
        LDAP repository.    
        –>
        <property name="attributeMapping">
            <map>
                <entry key="cm:userName">
                    <!– Must match the same attribute as userIdAttributeName –>
                    <value>${ldap.synchronization.userIdAttributeName}</value>
                </entry>
                <entry key="cm:firstName">
                    <!– OpenLDAP: "givenName" –>
                    <!– Active Directory: "givenName" –>
                    <value>${ldap.synchronization.userFirstNameAttributeName}</value>
                </entry>
                <entry key="cm:lastName">
                    <!– OpenLDAP: "sn" –>
                    <!– Active Directory: "sn" –>
                    <value>${ldap.synchronization.userLastNameAttributeName}</value>
                </entry>
                <entry key="cm:email">
                    <!– OpenLDAP: "mail" –>
                    <!– Active Directory: "???" –>
                    <value>${ldap.synchronization.userEmailAttributeName}</value>
                </entry>
                <entry key="cm:organizationId">
                    <!– OpenLDAP: "o" –>
                    <!– Active Directory: "???" –>
                    <value>${ldap.synchronization.userOrganizationalIdAttributeName}</value>
                </entry>
                <!– Always use the default –>
                <entry key="cm:homeFolderProvider">
                    <null/>
                </entry>
            </map>
        </property>
        <!– Set a default home folder provider –>
        <!– Defaults only apply for values above –>
        <property name="attributeDefaults">
            <map>
                <entry key="cm:homeFolderProvider">
                    <value>${ldap.synchronization.defaultHomeFolderProvider}</value>
                </entry>
            </map>
        </property>

        <!– Services –>
        <property name="LDAPInitialDirContextFactory">
            <ref bean="ldapInitialDirContextFactory"/>
        </property>
        <property name="namespaceService">
            <ref bean="namespaceService"/>
        </property>
       
    </bean>

</beans>

And ldap-authentication.properties :-

# This flag enables use of this LDAP subsystem for authentication. It may be
# that this subsytem should only be used for synchronization, in which case
# this flag should be set to false.
ldap.authentication.active=true

#
# This properties file brings together the common options for LDAP authentication rather than editing the bean definitions
#
ldap.authentication.allowGuestLogin=true
# How to map the user id entered by the user to taht passed through to LDAP
# - simple
#    - this must be a DN and would be something like
#      uid=%s,ou=People,dc=company,dc=com
# - digest
#    - usually pass through what is entered
#      %s    
ldap.authentication.userNameFormat=uid\=%s,ou\=People,dc\=example,dc\=com

# The LDAP context factory to use
ldap.authentication.java.naming.factory.initial=com.sun.jndi.ldap.LdapCtxFactory

# The URL to connect to the LDAP server
ldap.authentication.java.naming.provider.url=ldap://localhost:10389

# The authentication mechanism to use
ldap.authentication.java.naming.security.authentication=simple

# The default principal to use (only used for LDAP sync)
ldap.authentication.java.naming.security.principal=cn\=admin,dc\=example,dc\=com

# The password for the default principal (only used for LDAP sync)
ldap.authentication.java.naming.security.credentials=secret

# Escape commas entered by the user at bind time
# Useful when using simple authentication and the CN is part of the DN and contains commas
ldap.authentication.escapeCommasInBind=false

# Escape commas entered by the user when setting the authenticated user
# Useful when using simple authentication and the CN is part of the DN and contains commas, and the escaped \, is
# pulled in as part of an LDAP sync
# If this option is set to true it will break the default home folder provider as space names can not contain \
ldap.authentication.escapeCommasInUid=false

# Comma separated list of user names who should be considered administrators by default
ldap.authentication.defaultAdministratorUserNames=

# This flag enables use of this LDAP subsystem for user and group
# synchronization. It may be that this subsytem should only be used for
# authentication, in which case this flag should be set to false.
ldap.synchronization.active=true

# If positive, this property indicates that RFC 2696 paged results should be
# used to split query results into batches of the specified size. This
# overcomes any size limits imposed by the LDAP server.
ldap.synchronization.queryBatchSize=1000

# The query to select all objects that represent the groups to import.
ldap.synchronization.groupQuery=(objectclass\=groupOfNames)

# The query to select objects that represent the groups to import that have changed since a certain time.
ldap.synchronization.groupDifferentialQuery=(&(objectclass\=groupOfNames)(!(modifyTimestamp<\={0})))

# The query to select all objects that represent the users to import.
ldap.synchronization.personQuery=(objectclass\=inetOrgPerson)

# The query to select objects that represent the users to import that have changed since a certain time.
ldap.synchronization.personDifferentialQuery=(&(objectclass\=inetOrgPerson)(!(modifyTimestamp<\={0})))

# The group search base restricts the LDAP group query to a sub section of tree on the LDAP server.
ldap.synchronization.groupSearchBase=ou\=Groups,dc\=example,dc\=com

# The user search base restricts the LDAP user query to a sub section of tree on the LDAP server.
ldap.synchronization.userSearchBase=ou\=People,dc\=example,dc\=com

# The name of the operational attribute recording the last update time for a group or user.
ldap.synchronization.modifyTimestampAttributeName=modifyTimestamp

# The attribute name on people objects found in LDAP to use as the uid in Alfresco
ldap.synchronization.userIdAttributeName=uid

# The attribute on person objects in LDAP to map to the first name property in Alfresco
ldap.synchronization.userFirstNameAttributeName=givenName

# The attribute on person objects in LDAP to map to the last name property in Alfresco
ldap.synchronization.userLastNameAttributeName=sn

# The attribute on person objects in LDAP to map to the email property in Alfresco
ldap.synchronization.userEmailAttributeName=mail

# The attribute on person objects in LDAP to map to the organizational id  property in Alfresco
ldap.synchronization.userOrganizationalIdAttributeName=o

# The default home folder provider to use for people created via LDAP import
ldap.synchronization.defaultHomeFolderProvider=personalHomeFolderProvider

# The attribute on LDAP group objects to map to the gid property in Alfrecso
ldap.synchronization.groupIdAttributeName=cn

# The group type in LDAP
ldap.synchronization.groupType=groupOfNames

# The person type in LDAP
ldap.synchronization.personType=inetOrgPerson

# The attribute in LDAP on group objects that defines the DN for its members
ldap.synchronization.groupMemberAttributeName=member

Please help me to solve this problem.

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