[Labs-l] Fingerprint change

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(anonymous) wrote:

>>> It looks like a temporal error. Now there is no warning.

>> This happens when our network service crashes.  While the network
>> service is down, all traffic bound for a specific instance instead hits
>> the network server.  Ssh blithely tries to log in there, sees the wrong
>> host key, and complains.

>> This was a side-effect of the upgrade I'm in the middle of.  I'm done
>> with the networking stuff so the problem shouldn't recur immediately.  I
>> don't know how to avoid it entirely :(

> As that host is not supposed to get any connection, I would
> put a Banner entry on sshd_config saying "This is not the
> drone you were expecting to log into" (or a more elaborate
> phrase of your email :P).
> That would at least hint that instead of panicking we should
> go to irc to bug you for crashing the network service ;)

Isn't the banner only shown after establishing the connec-
tion, i. e. after the user would "fix" the host's finger-
print?

Tim

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