On Tue, Dec 16, 2014 at 4:31 AM, Ibon Castilla <ibon.castilla AT gmail DOT com> 
wrote:
> Hi there,
>
> I'm trying to figure out how to execute some actions, right before
> doing a backup. What I want to do is to backup a remote host (not in
> the LAN) and to achieve so I have a VPN tunnel set up. My ideal
> scenario would be: 1) before anything else connect to the tunnel, 2)
> then backup the host, 3) after successful backup close the tunnel.
>
> What I try so far:
> * Play with $Conf{DumpPreUserCmd}. As I have read in the
> documentation, this parameter has been thought to execute some
> commands after I reach the host, and before doing the dump, so not
> applicable to my scenario.
> * Play with $Conf{RsyncClientCmd}. Before 'ssh-ing' anything I have
> tried to set up the VPN tunnel, but again there is a host resolution
> command before this, and obviously it fails.

I haven't tried it, but I would think you could use PingCmd to run a
script that brings up the VPN (possibly needing ClientNameAlias to be
set to the IP of the remote endpoint to avoid lookups before
connecting), and perhaps a DumpPostUserCmd to close the connection.

-- 
   Les Mikesell
     lesmikesell AT gmail DOT com

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