2008/352 IS-IS For OpenSolaris

[Sebastien Roy]

On Mon, 2008-06-02 at 10:01 -0400, James Carlson wrote:
> Sebastien Roy writes:
> > On Fri, 2008-05-30 at 17:05 -0400, James Carlson wrote:
> > >   IS-IS uses ISO datagrams, and thus requires raw network access.
> > >   Because we're delivering the source upstream to quagga.net, which
> > >   compiles on many older Sun platforms, we use standard DLPIv2 rather
> > >   than the newer OpenSolaris libdlpi convenience library.
> > 
> > How does the daemon decide whether to open DLPI devices out of /dev/net
> > on some versions of Solaris, but out of /dev on others?
> 
> It speaks traditional Solaris DLPI, which means that it opens nodes in
> /dev, and knows nothing of /dev/net.
> 
> What I think you're actually saying is that we (like all DLPI
> applications) have got a problem because of Clearview link renaming in
> Nevada.  If that's what you're trying to say, then I agree, and I
> think we ought to add /dev/net/ support.

That's what I was getting around to, yes, in a roundabout way. :-)

> As for versions, they just
> don't matter.  If you can open a node /dev/net/, then it must already
> exist, which means that the platform you're running on (whatever it
> is) supports /dev/net/.  There's no reason I can see to make this
> conditional on version.  It should be trivial.

I agree.  It's probably a simple matter of trying /dev/net first, and
falling back to /dev if that doesn't work.

Thanks,
-Seb