Re: sccache(-overlay) to speed up rust builds in poudriere

From: Guido Falsi <>
Date: Wed, 27 Sep 2023 10:57:17 UTC
On 27/09/23 12:54, Alexander Leidinger wrote:
> Am 2023-09-27 10:56, schrieb Charlie Li:
>> In poudriere, apart from the fetch phase, network access is not 
>> allowed by default so spawning a server that listens on an IP that 
>> does not necessarily exist that clients, individual compiler 
>> invocations, talk to isn't tenable. At the very least, one would need 
>> to architect and implement Unix domain socket support there, which 
>> they are happy to consider.
> How is poudriere preventing network access outside the fetch phase?

two (undocumented) guesses:

- removing interfaces (including lo0)
- no routing

The only way to know for sure is reading the source code.

Guido Falsi <>