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Re: [Qemu-devel] [PATCH] Slirp reverse UDP firewall
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] [PATCH] Slirp reverse UDP firewall |
Date: |
Tue, 12 Apr 2011 18:38:03 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2011-04-12 18:19, Daisuke Nojiri wrote:
> This patch adds: -drop-udp, -allow-udp ADDR:PORT, -drop-log FILE
>
> e.g.) $ qemu -net user -drop-log qemu.drop -drop-udp -allow-udp
> 10.0.2.3:53
No more stand-alone slirp arguments please. That syntax breaks when
instantiating >1 back-ends.
>
> -drop-udp enables usermode firewall for out-going UDP packats from a guest.
> All UDP packets except ones allowed by -allow-udp will be dropped. Dropped
> packets are logged in the file specified by FILE. PORT can be a single
> number
> (e.g. 53) or a range (e.g. [80-81]). If ADDR is ommitted, all addresses
> match
> the rule.
Will we see a TCP firewall as well? Can we prepare for a more generic
infrastructure, or what makes UDP special?
Also, please break up in smaller bits (example: logging would be a
separate topic). And make sure that your patches aren't line-wrapped.
Thanks,
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
Re: [Qemu-devel] [PATCH] Slirp reverse UDP firewall, Blue Swirl, 2011/04/13
Re: [Qemu-devel] [PATCH] Slirp reverse UDP firewall, Stefan Berger, 2011/04/14