Re: [Monotone-devel] Re: Anybody working on SSH (aka stdin/stdout) support for netsync

[Christof Petig]

Herve Quiroz schrieb:
> On Wed, May 12, 2004 at 11:17:31PM -0400, graydon hoare wrote:
>
> > Christof Petig wrote:
> >
> > > Hello,
> > >
> > > is anybody working (or planning to work) on pipe/stdin/stdout support 
> > > for netsync? I would love to have it working soon.
> >
> > I am not currently working on it, but I'd love to see an implementation. 
> >  I can imagine two approaches: either teach Netxx how to wrap file 
> > descriptors (quasi-sockets); or abstract netsync.cc to accept either 
> > Netxx or file descriptor versions.
> >
> > either should be plausible, and would be most welcome.
>
>
> Just my 0.02...
>
> What about using SSH builtin tunnel facility? This way, you don't need
> to wrap file descriptors. You just use the initial SSH connection to
> setup the tunnel and negociate through stdin/stdout about potential
> additional parameters (like port number in case this one is already in
> use). Then everything related to netsync happens over the tunnel.

Using stdin/stdout avoids opening a port on the server and running a 
daemon. Secure shell access is all you need (no running daemon, no port).

> As for command-line parameters, why not using URLs (with a protocol://
> prefix)? This could even allow a "pull" to occur between two distant
> databases (for which I have yet to find a relevant use case actually).

Do you have an example on how you would phrase the two usages of 
monotone (client+server) for sync via ssh? I thought about URLs but did 
not want to touch the current syntax.

   Christof