[ale] ssh for automated management

[Chris Ricker]

On Fri, 17 Dec 2004, David Corbin wrote:

> Actually, not all nodes are created equal.  Each site has it's own server 
> node, so it's quite possible and in  some ways desirable to do a two-tier 
> system.
> 
> What I failed to mention, is this is really about managing software upgrades 
> automatically.  It's not something that will happen on an every day basis.  
> Short of serious problems, it would probably be once a moneth at most.  Even 
> then, it would likely be staged: 1 site for 2 days.  10 sites.  25 sites.  
> 100, 250   the rest.

If it's just for upgrading software, don't even use ssh. Just set the
clients to pull periodically against an upgrade depot any of the bazillion
ways that can be done.... After that, it's just a matter of dropping the
updates in the depot, then walking away.

later,
chris