[Freeipa-users] LDAP - Load Balancer - SSL cert with SAN

[Maciej Drobniuch]

I see.

Generally the SAN thing I mentioned does the job but definitely not in your
case.

A IPA power user is needed here.

On Tue, Jan 3, 2017 at 4:26 PM, Michael Plemmons <
michael.plemmons at crosschx.com> wrote:

> Maciej,
>   Thank you for the information.  I am not terminating at a load
> balancer.  Originally, I was trying to use a Route53 DNS CNAME entry of
> ipa.dev.crosschx.com but we found documentation that says the entry
> should be an A record and not a CNAME.  I then created an A record in
> FreeIPA for ipa.dev.crosschx.com and pointed the A record to the IP
> addresses of ipa-master.dev.crosschx.com and ipa-replica.dev.crosschx.com.
>
>   I guess using the phrase load balancer may be a poor choice here as I am
> using FreeIPA DNS as a way to load balance the traffic.
>
>
>
>
> *Mike Plemmons | Senior DevOps Engineer | CROSSCHX*
> 614-741-5475 <(614)%20741-5475>
> mike.plemmons at crosschx.com
> www.crosschx.com
>
> On Tue, Jan 3, 2017 at 10:14 AM, Maciej Drobniuch <md at collective-sense.com
> > wrote:
>
>> Hello Mike,
>>
>> I don't know if I'm aligned with your problem, but generally I was facing
>> a SAN cert issue too.
>>
>> Not sure if you're terminating SSL/TLS on the load balancer or not?
>>
>> Usually I do SAN certs in IPA via GUI/IdM.
>> I am adding a service and hosts assigned to that service.
>>
>> Every host has an additional https service.
>>
>> Then I am simply pasting the SAN csr into the host that owns the main
>> service and this creates a signed SAN cert that you can upload later to
>> your LB.
>>
>> In simple words the service is assigned to all hosts but those hosts have
>> also a service added(this is a hack).
>>
>> Hope that makes sense and helps solving your problem.
>>
>> BR
>>
>> On Thu, Dec 29, 2016 at 10:48 PM, Michael Plemmons <
>> michael.plemmons at crosschx.com> wrote:
>>
>>> I am trying to get FreeIPA LDAP to work when behind a load balancer and
>>> using SSL and I do not understand how I am supposed to get the server to
>>> use a certificate I created that has a SAN created.
>>>
>>> FreeIPA 4.4.0 on CentOS 7
>>>
>>> Here is what I have:
>>> ipa-master.dev.crosschx.com - master
>>> ipa-replica.dev.crosschx.com - replica
>>> ipa.dev.crosschx.com - load balancer DNS name which point to the master
>>> and replica servers
>>>
>>> Here is what I have done.
>>> ipa host-add ipa.dev.crosschx.com --random --force
>>>
>>> ipa service-add --force ldap/ipa.dev.crosschx.com
>>>
>>> ipa service-add-host ldap/ipa.dev.crosschx.com --hosts={
>>> ipa-master.dev.crosschx.com,ipa-replica.dev.crosschx.com}
>>>
>>> ipa service-allow-retrieve-keytab ldap/ipa.dev.crosschx.com
>>> --users=admin
>>>
>>> ipa-getcert request -d /etc/crosschx -n ipa-load-balancer -N "CN=
>>> ipa-master.dev.crosschx.com,O=DEV.CROSSCHX.COM" -D ipa.dev.crosschx.com
>>> -K ldap/ipa-master.dev.crosschx.com
>>>
>>>
>>> I can see the certificate is being monitored by IPA when I run
>>> ipa-getcert list but I am lost at the step to have this cert put into the
>>> database so that IPA will properly respond when I try to connect over LDAPS.
>>>
>>> I was testing the connection with the following command and I see the
>>> the ipa-master.dev cert being served.
>>>
>>> openssl s_client -connect ipa-master.dev.crosschx.com:636 -servername
>>> ipa.dev.crosschx.com
>>>
>>> Can you point me to the documentation I need to follow?
>>>
>>> Thank you.
>>>
>>>
>>> *Mike Plemmons | Senior DevOps Engineer | CROSSCHX*
>>> 614-741-5475 <(614)%20741-5475>
>>> mike.plemmons at crosschx.com
>>> www.crosschx.com
>>>
>>> --
>>> Manage your subscription for the Freeipa-users mailing list:
>>> https://www.redhat.com/mailman/listinfo/freeipa-users
>>> Go to http://freeipa.org for more info on the project
>>>
>>
>>
>>
>> --
>> Best regards
>>
>> Maciej Drobniuch
>> Network Security Engineer
>> Collective-Sense,LLC
>>
>
>


-- 
Best regards

Maciej Drobniuch
Network Security Engineer
Collective-Sense,LLC
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