I use query strings, I append the app version number to each static 
resource so that caching get invalidated automatically every time I deploy 
a new version. 

On Tuesday, 7 August 2012 20:56:53 UTC+12, prem wrote:
>
>
> I have been learning GAE(python) for my next project, 
> a custom multi-tenant CMS. Everything look great, except for 1 major 
> blocker.
>
> Most of content pages in the CMS usually won't change for months, so edge 
> caching is important. When end users edit the pages, I would need to 
> purge/invalidate the edge-cache.
>
> My understanding is, currently GAE, does not allow the edge-cache to 
> be purged/invalidated.
>
> The next option would be to use an external CDN ( MaxCDN/Cloudfare/etc) or 
> maybe Varnish.
>
> My concern is, any cache headers present in pages will be processed by GAE 
> edge-cache as well as external cache.
>
> Is it possible to prevent GAE from edge-caching even if the cache headers 
> are set in response pages? 
>
> -prem
>
>

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