Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Simo Sorce
On Fri, 2014-08-08 at 14:39 -0600, Rich Megginson wrote: > On 08/08/2014 02:35 PM, Simo Sorce wrote: > > On Fri, 2014-08-08 at 10:09 -0600, Rich Megginson wrote: > >> On 08/08/2014 08:57 AM, brendan kearney wrote: > >>> Kerberos is dependent on A records in dns. The instance (as in > >>> principal

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Simo Sorce
On Fri, 2014-08-08 at 15:16 -0400, brendan kearney wrote: > Maybe I am reading too far into rfc 1178, but I hardly think making > hostnames required to be fqdns is in anybodys interest. It is not a > requirement now in any other technology anywhere, so what is the impetus to > push it? I dont see

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Simo Sorce
On Fri, 2014-08-08 at 17:03 -0300, Bruno Henrique Barbosa wrote: > Hi everyone, > > I know this is such a rich debate, and I mean no offense to you guys, > but can you focus answering my main question about FreeIPA and why > can't I install/use it without FQDN and/or even after install it with >

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Rich Megginson
On 08/08/2014 02:35 PM, Simo Sorce wrote: On Fri, 2014-08-08 at 10:09 -0600, Rich Megginson wrote: On 08/08/2014 08:57 AM, brendan kearney wrote: Kerberos is dependent on A records in dns. The instance (as in principal/instance@REALM) should match the A record in dns. There is absolutely no K

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Simo Sorce
On Fri, 2014-08-08 at 10:09 -0600, Rich Megginson wrote: > On 08/08/2014 08:57 AM, brendan kearney wrote: > > > > Kerberos is dependent on A records in dns. The instance (as in > > principal/instance@REALM) should match the A record in dns. > > > > There is absolutely no Kerberos dependency on ho

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Bruno Henrique Barbosa
u and sorry! - Mensagem original - De: "Petr Spacek" Para: freeipa-users@redhat.com Enviadas: Sexta-feira, 8 de agosto de 2014 16:46:08 Assunto: Re: [Freeipa-users] FreeIPA and FQDN requirements Hello, On 8.8.2014 21:16, brendan kearney wrote: > Maybe I am reading too

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Nordgren, Bryce L -FS
> Assume that FQDN is constructed as static hostname.domainname from > DHCP or via reverse DNS lookup. What happens if the machine (laptop) > moves from one network to another? What if the machine have multiple > interfaces? > > As a result, any change in FQDN will break your Kerberos setup. The

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Petr Spacek
Hello, On 8.8.2014 21:16, brendan kearney wrote: Maybe I am reading too far into rfc 1178, but I hardly think making hostnames required to be fqdns is in anybodys interest. It is not a requirement now in any other technology anywhere, so what is the impetus to push it? I dont see any value in

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Rich Megginson
On 08/08/2014 01:16 PM, brendan kearney wrote: Maybe I am reading too far into rfc 1178, http://tools.ietf.org/html/rfc1178 "This memo provides information for the Internet community. It does not specify any standard." I guess the upshot is - if you think that FreeIPA is being too restr

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread brendan kearney
Maybe I am reading too far into rfc 1178, but I hardly think making hostnames required to be fqdns is in anybodys interest. It is not a requirement now in any other technology anywhere, so what is the impetus to push it? I dont see any value in it On Aug 8, 2014 2:37 PM, "Rich Megginson" wrote:

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Rich Megginson
On 08/08/2014 12:21 PM, brendan kearney wrote: Double check your example. -h means the hostname of the ldap server to connect to and issue your query to. Man page calls it ldaphost. Yes. I have not run across a client that does cert validation using ldap. Is that IPA specific? I'm

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread brendan kearney
Double check your example. -h means the hostname of the ldap server to connect to and issue your query to. Man page calls it ldaphost. I have not run across a client that does cert validation using ldap. Is that IPA specific? It seems that a lot of effort is being spent to justify a dependency

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Rich Megginson
On 08/08/2014 11:17 AM, brendan kearney wrote: The cert should have the fqdn, just like the kerberos instance, but the hostname is not required to be fq'd. The lookup of a short name, as well as and more specifically the IP, in dns will result in the fqdn being returned by dns (the short nam

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread brendan kearney
The cert should have the fqdn, just like the kerberos instance, but the hostname is not required to be fq'd. The lookup of a short name, as well as and more specifically the IP, in dns will result in the fqdn being returned by dns (the short name resolution being affected by domain and search dire

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Rich Megginson
On 08/08/2014 10:56 AM, brendan kearney wrote: Arent all of those lookups done in dns? Yes. Wouldnt that mean hostnames being fqdn's is irrelevant? Not sure what you mean. I guess if you issued your server certs with a subject DN of "cn=hostname", instead of "cn=hostname.domain.tld", a

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread brendan kearney
Arent all of those lookups done in dns? Wouldnt that mean hostnames being fqdn's is irrelevant? On Aug 8, 2014 12:11 PM, "Rich Megginson" wrote: > On 08/08/2014 08:57 AM, brendan kearney wrote: > > Kerberos is dependent on A records in dns. The instance (as in > principal/instance@REALM) shoul

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Rich Megginson
On 08/08/2014 08:57 AM, brendan kearney wrote: Kerberos is dependent on A records in dns. The instance (as in principal/instance@REALM) should match the A record in dns. There is absolutely no Kerberos dependency on hostnames being fully qualified. I have all my devices named with short na

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread brendan kearney
Correction, its primary/instance@REALM On Aug 8, 2014 10:57 AM, "brendan kearney" wrote: > Kerberos is dependent on A records in dns. The instance (as in > principal/instance@REALM) should match the A record in dns. > > There is absolutely no Kerberos dependency on hostnames being fully > qualif

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread brendan kearney
Kerberos is dependent on A records in dns. The instance (as in principal/instance@REALM) should match the A record in dns. There is absolutely no Kerberos dependency on hostnames being fully qualified. I have all my devices named with short names and I have no issues with Kerberos ticketing. Th

Re: [Freeipa-users] FreeIPA and FQDN requirements

2014-08-08 Thread Alexander Bokovoy
On Fri, 08 Aug 2014, Bruno Henrique Barbosa wrote: Hello everyone, I'm running through an issue where an application needs its server's hostname to be in short name format, such as "server" and not "server.example.com". When I started deploying FreeIPA in the very beginning of this year, I remem