Date: Fri, 31 Oct 2014 09:41:27 -0700 From: Adrian Chadd <adrian@freebsd.org> To: Hooman Fazaeli <hoomanfazaeli@gmail.com> Cc: FreeBSD Net <freebsd-net@freebsd.org>, Mark Felder <feld@freebsd.org> Subject: Re: transparent udp proxy Message-ID: <CAJ-VmokHR7f_-R4rR-H=KQVrKiGSBjYKr5wzXXo2e=qaqz=abg@mail.gmail.com> In-Reply-To: <5453A3F0.7010706@gmail.com> References: <54535B82.405@gmail.com> <1414764053.1422501.185543329.39B66970@webmail.messagingengine.com> <5453A3F0.7010706@gmail.com>
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Hi, If it's missing in 10 or later then please file a bug and I'll see what it'll take to add another socket option to return the original destination address+port. Thanks, -adrian On 31 October 2014 08:00, Hooman Fazaeli <hoomanfazaeli@gmail.com> wrote: > On 10/31/2014 5:30 PM, Mark Felder wrote: >> >> I'm not sure if this is what you're looking for, but perhaps the >> solution is in net/samplicator ? >> >> From the project's website: >> >> This simple program listens for UDP datagrams on a network port, and >> sends copies of these datagrams on to a set of destinations. Optionally, >> it can perform sampling, i.e. rather than forwarding every packet, >> forward only 1 in N. Another option is that it can "spoof" the IP source >> address, so that the copies appear to come from the original source, >> rather than the relay. Currently only supports IPv4. >> _______________________________________________ >> freebsd-net@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-net >> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" > > > Thanks. I do not thinks it provides what I am looking for. > > I am not looking for an application performing a specific task, but a > mechanism > to get the __original__ destination address and port of packets forwarded to > a > local UDP proxy by ipfw fwd rules. As I figured it out until now, The > original destination > address may be obtained by IP_RECVDSTADDR on 9.0+ (but not on 8.x and older > versions) but > there seems to be no mechanism get the _original_ destination _port_ (Apart > from this > missing mechanism, my proxy is functional and performs what it is intended > to do). > > > -- > > Best regards. > Hooman Fazaeli > > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
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