Re: [Fab-user] Creating a tunnel with Fabric

[Taras Mankovski]

Excellent, I'm glad you like the idea.

I created the ticket.

Thank you,
Taras

On Mon, Nov 2, 2009 at 9:09 AM, Jeff Forcier <address@hidden> wrote:
>> On Mon, Nov 2, 2009 at 5:32 AM, Taras Mankovski <address@hidden> wrote:
>
>>> What do you think about creating a function in Fabric that would allow
>>> easy setup of a tunnel through ssh?
>
> I think it's a fantastic idea. I'm always wary of gotchas but unless
> some pop up, it seems useful and doable.
>
> On Mon, Nov 2, 2009 at 4:39 AM, Christian Vest Hansen
> <address@hidden> wrote:
>
>> Unfortunately, I can't comment on whether the fabric context managers
>> in their current incarnation are powerful enough to do this.
>
> Well, they're all independent of each other, so this would simply be
> writing a new one, there's no context manager framework or anything
> like that. Should be as simple as (going from memory here)::
>
>   address@hidden
>    def tunnel(local_port, remote_port):
>        conn = state.connections[env.host_string]
>        conn.make_a_tunnel_however_paramikos_api_lets_us(local_port,
> remote_port)
>        yield
>        conn.close_the_tunnel_lol()
>
> with possibly a tiny bit more management code for sanity's sake, e.g.
> a graceful error if the user accidentally nests two of these with an
> overlap in the port numbers.
>
> Taras, if you have time, please make a Redmine ticket for this,
> including the examples from your email. Otherwise I'll take care of it
> sometime soon. (The ticket, that is; unsure where in the priority
> queue the actual work should go, but it won't be #1 unfortunately ;)
> but it does get Interesting Problem To Solve and Might Be A Nice Quick
> Addition points...)
>
> Thanks,
> Jeff
>