Re: Using capabilities for libpcap apps

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On Tue, Apr 06, 2010 at 10:47:22PM +0200, Radek Vokál wrote:
> Hi all,
> 
>   I need few suggestions about this .. 
> https://blog.wireshark.org/2010/02/running-wireshark-as-you/ .. Gerald 
> Combs, the upstream maintainer of wireshark, suggests to use 
> capabilities instead of consolehelper+root privileges for 
> dumpcap/wireshark. It makes whole lot of sense, so I've looked if other 
> apps in Fedora are already using it and I haven't found any. Honestly 
> I'm not sure about right way to use them. The idea is to add something 
> like following to %post
> 
> # groupadd -g wireshark
> # chgrp wireshark /usr/bin/dumpcap
> # setcap cap_net_raw,cap_net_admin+eip /usr/bin/dumpcap
> # setcap cap_net_raw,cap_net_admin+eip /usr/bin/tshark

This is useful to avoid having setuid binary, but how will regular
users get access to the wireshark group? Maybe through policykit?

-- 
Miroslav Lichvar
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