[Zope-dev] Zope 2 WSGI investigation

[Laurence Rowe]

On 3 January 2012 08:34, Sylvain Viollon <sylvain at infrae.com> wrote:
>
> Op 1 jan 2012, om 20:39 heeft Martin Aspeli het volgende geschreven:
>
>>
>> Hi,
>>
>
>  Hello,
>
>> There are three known WSGI implementations of the Zope 2 publisher.
>> I've had a look at them and made some notes about what I think
>> provides the best story:
>>
>> ## Zope 2.13 WSGIPublisher
>>
>
> [...]
>
>>
>> ## infrae.wsgi
>>
>> Pros:
>>
>> * Clean and well documented
>> * Properly emits publication events
>> * Supports streaming
>
>  Those two points are features I use actively in Silva, and where motivation for me to work on my
> implementation. (I had a look before to repoze.zope2 and the default Zope 2 support, back in 2.12).
>
>> * Supports simplified virtual hosting with X-VHM-Host
>
>  That is not completely true. I support setting the hostname, however to set a
> virtual path, you need to do this during traversing, which is done in BaseRequest,
> that I don't change (because it is a big large blob of code where you cannot really plug anything in it, or
> change only a few line in it without changing everything).
>
>  In production we use mod_rewrite to rewrite the URL with an old
> VirtualHostMonster url and pass it to mod_wsgi with the help of the flags PT.

What advantage is there to setting the X-VHM-Host header over just
setting the Host header?

Laurence