[Planetlab-arch] ssh host keys across reinstalls

Aaron Klingaman alk at CS.Princeton.EDU
Thu Mar 11 13:14:33 EST 2004


Correct, it's a completely new installation and nothing gets saved. You're 
solution would probably work well if we wanted to save they key, however, 
what is the motivation for saving the key? (Keep in mind the current set of 
known host keys is currently published, and is always up to date with the 
latest set.)

Aaron

On Thursday 11 March 2004 11:50 am, Emil Sit wrote:
> When nodes are re-installed, it seems that their SSH keys are
> regenerated.
>
> Would it be possible to preserve SSH host keys across re-installs?
> (Perhaps bootstrap a secure download of the SSH host key over SSL,
> with a certificate that is included on the BootCD?)
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