[Openstack] [Glance] Using HTTP PATCH

Nick Barcet nick.barcet at canonical.com
Wed May 23 20:55:13 UTC 2012


On 05/23/2012 09:39 PM, Joshua Harlow wrote:
> Is there anyway u can just make it a configuration option?
> 
> v2imagemethod = ‘PUT’...

This would make sense as rfc 5789 is only 2 years old, which means that
there must be numerous firewalls and proxies which may not have been
updated yet in production, if an update is available at all, that will
just block the patch method...  Most of the customers we are talking to
are not that keen on updating what works.

Nick

> On 5/23/12 1:22 PM, "Brian Waldon" <brian.waldon at rackspace.com> wrote:
> 
>     Hey guys,
> 
>     I'm considering using PATCH rather than PUT for image updates in the
>     v2 Image API, but I wanted to make sure there weren't any major
>     blockers that I might be missing. As far as I can tell, the python
>     libraries we use in Glance support it (httplib2, requests). However,
>     I discovered that Squid doesn't document official support of the
>     method: http://wiki.squid-cache.org/SquidFaq/SquidLogs. I wanted to
>     ask if there are any other key infrastructure pieces that foolishly
>     hard-code request methods like this. It might make us want to
>     rethink using PATCH at all.
> 
>     Brian
> 
> 
> 
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