installing Ubuntu https PPA's with squid caching

Colin Watson cjwatson at
Thu Nov 22 12:29:57 UTC 2018

On Wed, Nov 21, 2018 at 02:26:40PM -0700, Stuart McGraw wrote:
> Thanks, I've started looking at acng but it feels like a sub-optimal
> solution:
> - Project hasn't seen any activity in 5 years

This seems untrue (even if the upstream web page hasn't been touched - I
don't know).  See

> - Caching seems to be a complex business and seems like Squid or some
>   thing similar is likely more widely used and hence more robust.
> - acng is limited to Ubuntu/Debian servers (my current Squid solution
>   is running on an old Fedora box and I hoped to also cache Fedora rpms.)
> However, if that is the only viable option then that's just how things
> are.  :-(


> I guess I remain surprised at the lack of a good general solution since
> it seems this is a growing problem with the promotion of https everywhere.
> I had hoped that Squid could accept an http connection from a client and
> proxy it as a https connection to the destination server (glossing over
> how it knows whether to do that or not).

I think the problem is more persuading the client to do that; if all
squid sees is a CONNECT request there's not much it can do about it.

Colin Watson                                       [cjwatson at]

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