[CentOS] centos + ldap + syncrepl (push vs pull)

Thu Apr 1 18:50:48 UTC 2010
aurfalien at gmail.com <aurfalien at gmail.com>

Thanks Craig,

Do you have multiple secondary LDAPs using slurpd?

Its is pushing or pulling?

I may just use that.

- Brian
On Apr 1, 2010, at 11:15 AM, Craig White wrote:

> On Thu, 2010-04-01 at 10:36 -0700, aurfalien at gmail.com wrote:
>> Hi,
>> From what I gather, OpenLDAP on Centos 5.x pulls LDAP changes from
>> central LDAP server to a secondary LDAP server.
>> So in other words, you can have your second LDAP server pull the db
>> based on either;
>> type=refreshOnly
>> which mean the pull interval will happen when ever you specify or;
>> type=refreshAndPersist
>> which mean after a pull, keep the pipe open for any changes made.
>> Now in Ubuntu one can have there primary LDAP push the changes to all
>> the secondaries.
>> Can I somehow enable push in Centos OpenLDAP because pull seems  
>> pretty
>> lame in this case.
>> I tried but to no avail.
>> Hope the answer isn't "Son, thats just the way it iz".
> ----
> my reading of syncrepl matches your understanding but I'm still using
> slurpd so what do I know.
> You should know that the philosophy of OpenLDAP software developers is
> that if you actually want to run an OpenLDAP server using newer edge
> features (and syncrepl is surely one of them), then you should be
> building the latest from source and not relying on distribution  
> packages
> which exist mostly for providing ldap libraries for other software.
> There was a recent discussion about this very topic because
> Debian/Ubuntu is using a 2.4 version that is also out of date and very
> buggy where syncrepl is concerned. Obviously CentOS is using 2.3.43
> which is considered out of date by OpenLDAP software developers.
> Craig
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