Date: Wed, 11 Oct 2006 23:50:17 +0800 From: Eugene Grosbein <eugen@kuzbass.ru> To: Eduardo Meyer <dudu.meyer@gmail.com> Cc: stable@freebsd.org, Eugene Grosbein <eugen@kuzbass.ru> Subject: Re: Netgraph - ng_bpf help (first experience) Message-ID: <20061011155017.GA63687@svzserv.kemerovo.su> In-Reply-To: <d3ea75b30610110812m1e91379exa5dedbe4ddfc19db@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>
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On Wed, Oct 11, 2006 at 12:12:06PM -0300, Eduardo Meyer wrote:
> >> ngctl: send msg: No such file or directory
> >> Exit 71
> >>
> >> Same problem. With ngctl list the only node I see is:
> >>
> >> There are 1 total nodes:
> >> Name: ngctl19792 Type: socket ID: 0000003f Num hooks: 0
> >>
> >
> >You do not have ng_bpf node created and try to assing a program
> >to nonexisting node. That's what ngctl tries to say to you.
> >
> >Eugene
>
> Thank you for pointing a way Eugene. But isn't this command supposed
> to be the one creating the node?
No.
> 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.
Eugene Grosbein
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