[Building Sakai] JLDAP user provider and LDAP server list

[Dave Ross]

Unfortunately we haven't used pooled LDAP connections - either when we used
multiple hostnames or now as we're using a load balancer (which itself does
some connection pooling to the backend LDAP servers).

On Tue, May 26, 2009 at 4:40 PM, <branden at uwindsor.ca> wrote:

>
> > pretty sure you can just separate LDAP server host names with a
> > space in the configuration - e.g.:
> >
> > <property name="ldapHost">
> >    <value>ldap1.university.edu ldap2.university.edu ldap3.university.edu
> > </value>
> > </property>
>
> Oh, great, I didn't know you could do that. Thanks for the info!
>
> Do you use the pooled connection manager by any chance? If so, have you
> been able to experience how well this technique fails over in case of a
> failure?
>
> Thanks,
> ------------------------------------------
> Branden Visser
> LMS Application Programmer - Information Systems Services
> Information Technology Services
> University of Windsor
>
> Dave Ross <dave.ross at gmail.com> wrote on 26/05/2009 04:27:16 PM:
>
> > Dave Ross <dave.ross at gmail.com>
> > 26/05/2009 04:27 PM
> >
> > To
> >
> > branden at uwindsor.ca
> >
> > cc
> >
> > sakai-dev at collab.sakaiproject.org
> >
> > Subject
> >
> > Re: [Building Sakai] JLDAP user provider and LDAP server list
> >
> > pretty sure you can just separate LDAP server host names with a
> > space in the configuration - e.g.:
> >
> > <property name="ldapHost">
> >    <value>ldap1.university.edu ldap2.university.edu ldap3.university.edu
> > </value>
> > </property>
> >
> > We used to do that - now we load balance our ldap servers using the
> > same hardware load balancers that spray sakai. So our JLDAP config
> > just has the load balancer VIP host. This has the added benefit of
> > periodically running an LDAP probe on the backend servers and
> > proactively taking them out of the pool when they go down.
> >
> >
> > -Dave
>
> > On Tue, May 26, 2009 at 3:29 PM, <branden at uwindsor.ca> wrote:
> >
> > Has anyone modified the JLDAP user provider to take a list of LDAP
> > servers to fall back to?
> >
> > Does anyone else have any other kind of redundant LDAP setup that
> > Sakai authenticates to?
> >
> > Thanks,
> > ------------------------------------------
> > Branden Visser
> > LMS Application Programmer - Information Systems Services
> > Information Technology Services
> > University of Windsor
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