Date: Thu, 12 Oct 2006 01:34:59 +0800 From: Eugene Grosbein <eugen@kuzbass.ru> To: Eduardo Meyer <dudu.meyer@gmail.com> Cc: stable@freebsd.org Subject: Re: Netgraph - ng_bpf help (first experience) Message-ID: <20061011173459.GA71616@svzserv.kemerovo.su> In-Reply-To: <d3ea75b30610110902h337f3805v895c5046677d80a7@mail.gmail.com> References: <d3ea75b30610100938k5fe929a7n3641b469b16c8bd1@mail.gmail.com> <57d710000610101008h47c96971v35b5483ca6052fad@mail.gmail.com> <d3ea75b30610101200w4c7338aag8e4ca48ee742fbf0@mail.gmail.com> <d3ea75b30610101225y18048b4sb11b44900a62671e@mail.gmail.com> <20061011042733.GA12604@svzserv.kemerovo.su> <d3ea75b30610110812m1e91379exa5dedbe4ddfc19db@mail.gmail.com> <20061011155017.GA63687@svzserv.kemerovo.su> <d3ea75b30610110902h337f3805v895c5046677d80a7@mail.gmail.com>
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On Wed, Oct 11, 2006 at 01:02:50PM -0300, Eduardo Meyer wrote: > >> ngctl msg my_node: setprogram { thisHook="hook1" ifMatch="hook2" > >> ifNotMatch="hook3" bpf_prog_len=16 bpf_prog=[ { code=40 jt=0 jf=0 k=12 > >> } { code=21 jt=0 jf=4 k=34525 } { code=48 jt=0 jf=0 k=20 } { code=21 > >> jt=0 jf=11 k=6 } { code=40 jt=0 jf=0 k=56 } { code=21 jt=8 jf=9 k=80 } > >> { code=21 jt=0 jf=8 k=2048 } { code=48 jt=0 jf=0 k=23 } { code=21 jt=0 > >> jf=6 k=6 } { code=40 jt=0 jf=0 k=20 } { code=69 jt=4 jf=0 k=8191 } { > >> code=177 jt=0 jf=0 k=14 } { code=72 jt=0 jf=0 k=16 } { code=21 jt=0 > >> jf=1 k=80 } { code=6 jt=0 jf=0 k=8192 } { code=6 jt=0 jf=0 k=0 } ] } } > >> > >> How should I create "my_node" before? > > > >Absolutely. > > Absolutely what? I meant "how should I create", say "how to create" my > node. The man page does not mentions anything about it. Sorry, I've misread your question. Take a look at /usr/ports/net-mgmt/ng_ipacct/files/ng_ipacct.conf. There is a working example of NETGRAPH web using ng_bpf and a set of commands that builds it. Search for 'EXAMPLE 4' there and 'ng_ipacct_bpf_ether_start' above the example. You may read some generic documentation about netgraph also, it does not hurt :-) Eugene Grosbein
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