Password on command line with SCP

[Dan Nelson]

In the last episode (Jan 20), Jeff Royle said:
> Don O'Neil wrote:
> > Is there any way to pass the password for an SCP command via the
> > command line as a switch? I'd like to embed SCP in a script and
> > pass the password once through a command line input from the master
> > script... By defauly any time I use the -B mode it says passwords
> > are required, and without -B it asks for the password after the
> > command starts to execute.
> 
> The only way I know of is to use keys for your authentication.
> 
> You then can use 'scp -B -i <somekeyfile> file1 file2 ... example.com:.'

You can also use ports/lang/expect to script entering the password, but
it's more fragile than using keys.

-- 
	Dan Nelson
	dnelson at allantgroup.com