[Openstack] When are hostnames okay and when are ip addresses required?

Zhongyue Luo lzyeval at gmail.com
Fri Jun 29 01:38:35 UTC 2012


Shouldn't the options which requires hostname be *_hostname?

I don't know if it's just me but "ip address" and "host" seem to be
synonyms.

On Fri, Jun 29, 2012 at 8:11 AM, Matt Joyce <matt.joyce at cloudscaling.com>wrote:

> https://review.openstack.org/9153   now as a review.
>
>
> On Thu, Jun 28, 2012 at 5:08 PM, Nathanael Burton <
> nathanael.i.burton at gmail.com> wrote:
>
>> While at a minimum this is a doc bug, I would suggest we do one of the
>> following:
>>
>> 1. Rename existing parameters that require the value to be an ip address
>> such as 'metadata_host' to 'metadata_host_ip' so that it is more obvious.
>> Make this a standard for all config parameters.
>>
>> 2. I agree with Lars, it would be even better if it was seamless
>> (regardless of what was set, host or IP) and where we require IP addresses,
>> do resolution.
>>
>> Nate
>> On Jun 28, 2012 7:55 PM, "Matt Joyce" <matt.joyce at cloudscaling.com>
>> wrote:
>>
>>> +1
>>>
>>> On Thu, Jun 28, 2012 at 2:27 PM, Vishvananda Ishaya <
>>> vishvananda at gmail.com> wrote:
>>>
>>>> those are supposed to be ip addresses, so I would go with doc bug now
>>>> unless there is a good reason to change it.
>>>>
>>>> Vish
>>>>
>>>> On Jun 28, 2012, at 12:00 PM, Lars Kellogg-Stedman wrote:
>>>>
>>>> > Maybe I sent this out too late at night; I think it slipped below
>>>> > everyone's radar.  I'm interested in whether or not people think this
>>>> > behavior is a functional bug, or maybe just a documentation bug:
>>>> >
>>>> >> I ran into an issue earlier today where I had metadata_host set to
>>>> the
>>>> >> *hostname* of our controller.  This got stuffed into an iptables rule
>>>> >> as...
>>>> >>
>>>> >>  -d os-controller.int.seas.harvard.edu/32
>>>> >>
>>>> >> ...which promptly failed.  Setting this to an ip address fixed this
>>>> >> particular error, leading me to wonder:
>>>> >>
>>>> >> - Is this expected behavior?
>>>> >> - Should I always use ip addresses for *_host values?
>>>> >> - Is this a bug?
>>>> >> - Should linux_net.py resolve hostnames?
>>>> >
>>>> > --
>>>> > Lars Kellogg-Stedman <lars at seas.harvard.edu>       |
>>>> > Senior Technologist                                |
>>>> http://ac.seas.harvard.edu/
>>>> > Academic Computing                                 |
>>>> http://code.seas.harvard.edu/
>>>> > Harvard School of Engineering and Applied Sciences |
>>>> >
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>>>>
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>>>
>>>
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>
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