pkg and HTTP caches

[Baptiste Daroussin]

On Fri, Nov 27, 2015 at 09:13:48AM +0600, Victor Sudakov wrote:
> Dear Colleagues,
> 
> While accessing the FreeBSD package database via a corporate HTTP
> proxy, I have noticed that all fetches are cache misses (see below). I
> think this is because of the "Cache-Control: max-age=0" directive.
> 
> While I can probably understand the reason to never cache repository
> metadata, I completely fail to see what the problem is with caching
> packages proper. Taking into account the amount of packages I install
> and upgrade on several identical systems, caching them would
> sufficiently save bandwidth.
> 
> Any comments please?
> 
The problem is some packages can be rebuilt with nothing changing (we do not
have reproducible build yet) meaning if you have a cache proxy, the proxy might
be giving you the old version and not the new one resulting in pkg rejecting the
package because checksum mismatch with what it expects.

Bapt
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