ssh and remote sudo not hiding password

[Brent Bolin]

As root

On Fri, Nov 6, 2009 at 3:59 PM, Colin Law <clanlaw at googlemail.com> wrote:

> 2009/11/6 Brent Bolin <brent.bolin at gmail.com>:
> > Use ssh keys
>
> If I understand you correctly you mean that I should use keys to
> prevent the necessity for entering the password at all.  In fact I
> already do this.  The password is not for the ssh connection but for
> the sudo shutdown command.  How can I use ssh keys to prevent having
> to enter pwd for sudo?
>
> Colin
>
> >
> > On Fri, Nov 6, 2009 at 3:46 PM, Colin Law <clanlaw at googlemail.com>
> wrote:
> >>
> >> I can shut down a remote machine by connecting via ssh then shutting it
> >> down
> >> ssh ip_address
> >> <logon messages>
> >> sudo shutdown -h now
> >> password: (entered pwd not visible)
> >>
> >> and the remote machine shuts down.
> >> To save typing (and brain power) I wrote a script on local machine
> >> ssh ip_addr sudo shutdown -h now
> >> When I run the script it works as expected and shuts down the remote
> >> machine, but when it prompts me for the password (for the sudo
> >> shutdown), the password I type is not hidden but is visible on screen,
> >> which is not good.  I am sure there is a way round this but I have not
> >> managed to find it.  Any help will be much appreciated.
> >>
> >> Colin
> >>
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>
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