On 10/7/10 7:05 PM, Sidda Eraiah wrote:
All,

I am resending this mail with the hope that some of you have a
solution for this.

I have Apache-DS (1.5.7) with  Kerberos Domain Controller starting up
correctly and generating tickets using the default encryption type.

Due to a customer requirement, I have to use encryption type of RC4-HMAC.
Based on what I could find this needs me to add a<encryptionsType>  property
to the kdcServer like this:

   <kdcServer id="kdcServer"  searchBaseDn="ou=Users,dc=example,dc=com">
     <transports>
       <tcpTransport port="60088" nbThreads="4" backLog="50"/>
       <udpTransport port="60088" nbThreads="4" backLog="50"/>
     </transports>
     <directoryService>#directoryService</directoryService>
     <encryptionTypes>rc4-hmac</encryptionTypes>
   </kdcServer>

with this change to the server.xml the server comes up fine. But trying to
get a ticket out of KDC fails with the following error:

$~/share/apacheds_1.5.7$ kinit
[email protected]@EXAMPLE.COM's Password:
kinit: krb5_get_init_creds: KDC has no support for encryption type

I see a warning in the ApacheDS like this:

[14:12:49] WARN
[org.apache.directory.server.kerberos.protocol.KerberosProtocolHandler] -
KDC has no support for encryption type (14)

One of the ApacheDS developer suggested the following in the IRC channel:

<spring:bean id="enc" class="java.util.HashSet">
    <spring:constructor-arg>
     <spring:list>
       <spring:value
type="org.apache.directory.server.kerberos.shared.crypto.encryption.EncryptionType">RC4_HMAC</spring:value>
     </spring:list>
    </spring:constructor-arg>
   </spring:bean>
   <kdcServer id="kdcServer">
     <transports>
       <tcpTransport port="60088" nbThreads="4" backLog="50"/>
       <udpTransport port="60088" nbThreads="4" backLog="50"/>
     </transports>
     <directoryService>#directoryService</directoryService>
     <encryptionTypes>#enc</encryptionTypes>
   </kdcServer>

This also gives the same error.

What about :

  <kdcServer id="kdcServer">
    <transports>
      <tcpTransport port="60088" nbThreads="4" backLog="50"/>
      <udpTransport port="60088" nbThreads="4" backLog="50"/>
    </transports>
    <directoryService>#directoryService</directoryService>
    <property name="encryptionTypes">
      <set>
        <value 
type="org.apache.directory.server.kerberos.shared.crypto.encryption.EncryptionType">RC4_HMAC</value>
      </set>
    </property>
    <encryptionTypes>#enc</encryptionTypes>
  </kdcServer>


?


--
Regards,
Cordialement,
Emmanuel Lécharny
www.iktek.com

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