[CALUG] SSH question

[david l goodrich]

James Ewing Cottrell 3rd wrote:
> Using DD to back up partitions is a Bad Idea! Pick Something Else!!

why?  `dd` works just fine depending on what you're trying to do.  i've
used it with great success in the past.
  --david

> =

> And there are several way for SSH to read passwords.
> =

> [1] as mentioned, from /dev/tty
> [2] thru expect, which simulates /dev/tty with a pty
> [3] by using an account with no password
> [4] [3] by using an account with .rhosts or .shosts permission
> [5] by using a public/private key with no pass phrase
> [6] by using ssh-agent
> =

> Note that not all of these are good ideas.
> =

> The ssh-agent can be started by hand and read by the script on the fly.
> =

> JIM
> =

> Jim Bauer wrote:
> =

> =

>>On Thursday 27 October 2005 09:58, Jason C. Miller wrote:
>> =

>>
>>
>>>Working with Mr. Breen's suggestion of using dd and ssh to backup hard
>>>drives, I was wondering if anybody knew off the top of their heads if
>>>password-less login is required for this to work.  If I try to pipe some
>>>output into ssh (to be processed on the remote machine), does it matter =
if
>>>I manually put in the password or not?
>>>   =

>>>
>>
>>No.  ssh will read the password from /dev/tty not stdin.
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>>
>> =

>>
> =

> =

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