[pkg-netfilter-team] Bug#911899: update-alternative errors on upgrades

[Guillem Jover]

Hi!

On Fri, 2018-10-26 at 00:46:13 +0200, Michael Biebl wrote:
> Package: iptables
> Version: 1.8.1-2
> Severity: normal

> todays upgrade from 1.8.1-1 → 1.8.1-2 triggered the following warnings:
> 
> Setting up iptables (1.8.1-2) ...
> update-alternatives: warning: forcing reinstallation of alternative /usr/sbin/iptables-nft because link group iptables is broken
> update-alternatives: warning: forcing reinstallation of alternative /usr/sbin/ip6tables-nft because link group ip6tables is broken
> update-alternatives: warning: forcing reinstallation of alternative /usr/sbin/arptables-nft because link group arptables is broken
> update-alternatives: warning: forcing reinstallation of alternative /usr/sbin/ebtables-nft because link group ebtables is broken
> 
> 
> I can reproduce the same warnings by running
> apt install --reinstall iptables.

Yes, this is due to the binaries shipping the paths that are being
managed now by the alternatives system, which means after each unpack
they do not match the selection.

The binaries should stop shipping those paths.

Thanks,
Guillem