Re: [Fab-user] Key-based authentication and sudo

[Jeff Forcier]

I don't recall if this is in the main branch, but my Github side
branch definitely has this sort of functionality :) I'm expecting that
once Christian or I get enough time, those sorts of changes from my
code will make it into one release or another.

Let's see...I think this was where it ended up:

http://github.com/bitprophet/fabric/tree/execution/fabric.py#L1195

-Jeff

On Thu, Sep 25, 2008 at 9:26 AM,  <address@hidden> wrote:
> Hi,
>
> I'm a new Fabric user, and a fan. Good stuff. :)
>
> I noticed in the user guide, this paragraph:
>
> "If you have a private key that the servers will acknowledge, then Fabric
> will automatically pick it up, and if a password is required for unlocking
> that key, then Fabric will ask that password. This default behavior should
> work for most people, but if you use password-less keys, then note the
> caveat that Fabric won't ask for a password and this in turn means that the
> sudo() operation won't be able to parse a password to the sudo command on
> the remote hosts. To counter this, you need to specify, on the remote hosts,
> the commands you need for deployment as sudo'able without a password."
>
> I thought it might be worthwhile to point out that there's an alternative to
> making those commands sudo'able without a password:
>
>
> import getpass
> def sudo_cmd():
>     "Run a command with sudo. Prompts for your password first."
>     set (fab_password=getpass.getpass())
>     prompt('command', 'Command')
>     sudo(get('command'))
>
> The above snippet will work with ssh-key authentication, and has the added
> bonus of not echoing your sudo password on the screen.
>
>
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