openstack team mailing list archive

[Steven Dake <sdake@xxxxxxxxxx>]

On 04/10/2012 12:36 PM, Andrew Bogott wrote:
> What I crave is a communication channel between nova and running
> instances.  There was discussion at some point about extending the
> metadata api to have this ability.
> 
> Having a solid config drive standard seems like a good idea, but it
> won't get me run-time interaction, will it?
> 
> -Andrew
> 
+1

Having the ability to read config data from a runtime changeable
metadata server (rather then a config file on an injected disk) serves a
use case I am interested in.  The only problem is horizontal scalability
of the metadata server in this model which may not be a problem with
some tinkering.

Regards
-steve

> On 4/10/12 11:40 AM, Eric Windisch wrote:
>> I maintain my stance from pre-Diablo, that the configuration drive
>> should be exported as a virtual cdrom device with an ISO9660
>> filesystem. We can generate the filesystem without root access and the
>> filesystem is well-supported.  Additionally, it lacks the
>> patent-related issues associated with the other many-platform
>> filesystems (i.e. FAT).
>>
>> Also, doing the above happens to make the configuration-drive
>> surprisingly similar to the optional sub-feature of OVF. I'm not sure
>> what priority OVF is for Nova (it is a low priority for me), but it
>> might be worth considering, especially since Glance seems to advertise
>> some OVF support.
>>
>> -- 
>> Eric Windisch
>>
>> On Tuesday, April 10, 2012 at 11:52 AM, Scott Moser wrote:
>>
>>> On Tue, 10 Apr 2012, Andrew Bogott wrote:
>>>
>>>> I'm reviving this ancient thread to ask: Will there be a code summit
>>>> session
>>>> about this? And/or are there plans to start developing a standard set of
>>>> guest agents for Folsom?
>>>
>>> http://summit.openstack.org/sessions/view/100
>>>
>>>
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> 
> 
> 
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