Re: [PATCHv3] netfilter: audit target to record accepted/dropped packets

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Am 14.01.2011 23:24, schrieb Thomas Graf:
> [Modifications based on Jan's comments:
>  - use %hu and %hhu for shorts.
>  - renamed xt_AUDIT_info to xt_audit_info
> ]
> 
> This patch adds a new netfilter target which creates audit records
> for packets traversing a certain chain.
> 
> It can be used to record packets which are rejected administraively
> as follows:
> 
>   -N AUDIT_DROP
>   -A AUDIT_DROP -j AUDIT --type DROP
>   -A AUDIT_DROP -j DROP
> 
> a rule which would typically drop or reject a packet would then
> invoke the new chain to record packets before dropping them.
> 
>   -j AUDIT_DROP
> 
> The module is protocol independant and works for iptables, ip6tables
> and ebtables.
> 
> The following information is logged:
>  - netfilter hook
>  - packet length
>  - incomming/outgoing interface
>  - MAC src/dst/proto for ethernet packets
>  - src/dst/protocol address for IPv4/IPv6
>  - src/dst port for TCP/UDP/UDPLITE
>  - icmp type/code
> 

Applied, thanks Thomas.
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