[Fedora-directory-users] Updating Consumer replicafails referralto the master from the console.

[Chavez, James R.]

Howard Chu wrote:
>
>> Date: Mon, 2 Feb 2009 13:26:18 -0800
>> From: "Chavez, James R."<james.chavez at sanmina-sci.com>
>
>> Hi Rich,
>> Thank you for your previous response..The answer was actually 
>> embedded within your statement I believe.
>>
>> "This is a problem in general with some older clients that do not 
>> know how to properly follow LDAPv3 referrals"
>>
>> I used the mozldap ldapmodify tool and it worked to update entries 
>> that I point at the consumer.  I would have never guessed the 
>> openldap tool would not follow LDAPv3 referrals. Maybe a switch I
missed or something.
>> Thanks again for your suggestion.
>
> The automatic referral chasing code in OpenLDAP's command line tools 
> was deprecated years ago. It's a security vulnerability: most of the 
> time it will hand your username and plaintext password to any 
> arbitrary server without any warning.
>
> Referrals are a gross flaw in the design of LDAP and should not be 
> used. Distributed servers should use chaining to hide this detail from

> clients. Clients are not in any position to know whether or to what 
> degree to trust the referred server, or what authentication domain or 
> credentials are relevant on the referred server. Only the server admin

> knows these details; putting these decisions at the client is wrong.
>
+1
You can set up Fedora DS to chain on update with replication - see
http://directory.fedoraproject.org/wiki/Howto:ChainOnUpdate


Rich this goes towards exactly what I need. From reading this article it
seems I am going to need to put hub servers between the read only
consumers. Is that an accurate statement ?
Thanks for the link on the OpenLDAP migration as well.

James 

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