[Freeipa-users] add SubjectAltName (SAN) to IPA certificate

[Martin Kosek]

On 09/12/2015 02:57 PM, Brian J. Murrell wrote:
> Due to the bug in mod_nss that prevents SNI from functioning (i.e.
> limits a port to a single certificate) I need to add SANs
> (SubjectAltName) to the certificate that freeipa created for the
> webserver (Server-Cert) so that I can add more virtual hosts to the
> same Apache instance (yes, I know this is not advised but budgetary
> constraints are at play here).
> 
> How do I go about that?  Do I want to resubmit the certificate request
> with some -D alt.name1 -D alt.name2, etc. parameters as such:
> 
> # ipa-getcert resubmit -i <Request ID> -D alt.name1 -D alt.name2
> 
> Is that the correct operation?  If so, is there anything more I need to
> do after that?
> 
> Cheers,
> b.

Hello,

It is the right way to do it AFAIK, however it would only work with FreeIPA 4.0
or older:

https://fedorahosted.org/freeipa/ticket/3977

Speaking in RHEL/CentOS versions, this is 7.1 or older.