[Freeipa-users] Host aliases in freeipa

[Roderick Johnstone]

On 02/03/15 07:41, Petr Spacek wrote:
> On 27.2.2015 21:04, Simo Sorce wrote:
>> On Fri, 2015-02-27 at 18:59 +0000, Roderick Johnstone wrote:
>>> On 27/02/15 18:33, Simo Sorce wrote:
>>>> On Fri, 2015-02-27 at 18:19 +0000, Roderick Johnstone wrote:
>>>>> Hi
>>>>>
>>>>> I'm trying to migrate of my NIS databases to freeipa and have got to the
>>>>> hosts database.
>>>>>
>>>>> In NIS a typical entry is:
>>>>> ipaddress canonical_name [aliases...]
>>>>>
>>>>> but I don't see how to enter the ipaddress or aliases using the ipa
>>>>> host-* commands. Is that possible?
>>>>>
>>>>> Maybe this is supposed to be done with the ipa dns commands, but I don't
>>>>> want freeipa to control the dns as we have an existing external dns
>>>>> infrastructure to fit into.
>>>>>
>>>>> How should I configure freeipa to do host lookups for aliases like NIS does?
>>>>
>>>> While NIS supports hosts maps, FreeIPA strongly encourages the use of
>>>> DNS, as such we do not have direct means of providing or querying hosts
>>>> maps.
>>>>
>>>> Simo.
>>>>
>>>>
>>>
>>>
>>> ok so I have to see how we can run the freeipa servers as dns servers
>>> alongside the corporate servers for our domain.
>>>
>>> I'm not sure how to proceed since I've no idea what the issues could be.
>>> Can you give me any hints or point to any docs?
>>
>> Is the problem that you cannot add entries to the corporate DNS server ?
>>
>> It is recommended to have a delegation or at least forwarding between
>> name servers to avoid headaches.
>
> Let me clarify it:
> FreeIPA can manage DNS for you, which is easy thing to do if your corporate
> policy allows that.
>
> start with
> $ ipa-dns-install
> and then add NS and glue records to the parent zones to have proper delegation
> to FreeIPA DNS servers.
>
> DNS auto-management makes adding hosts and replicas easier but it is not
> required in any way.
>
> If you do not want to manage DNS in FreeIPA you do no have to. For aliases,
> ask your DNS admin to use CNAME records to create aliases for the canonical
> host name (used in ipa host-add command).
>
> Have a nice day!
>


Peter

Thanks for the clarification on host aliases.

In my response to Simo I am really asking if the benefit is mainly in 
the handling of replicas which is what you seem to be saying.

Roderick