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List:       busybox
Subject:    Re: [BusyBox] how does passwd work
From:       Rob Landley <rob () landley ! net>
Date:       2005-02-26 16:52:04
Message-ID: 200502261152.04740.rob () landley ! net
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On Friday 25 February 2005 03:17 pm, Jim Bauer wrote:
> On Friday 25 February 2005 11:42, Ralph Siemsen wrote:
> > A relatively painless way to handle setting the password from a script
> > is to make use of the passwd command - it will know the correct format
> > on the system it runs on.  I have used the following approach:
> >
> > (echo NEWPASS; sleep 1; echo NEWPASS) | passwd USERNAME
> >
> > Some versions of "passwd" also accept the password as a parameter on the
> > commandline, or on stdin like so:
> >
> > echo PASSWORD | /usr/bin/passwd --stdin USERNAME
>
> If portability is a concern, be aware that some versions
> of passwd always open up /dev/tty for user interaction.

I've encountered these pathologically broken passwd commands myself.  (I 
believe you can use a pty to shut them up.)  But if he's using the busybox 
passwd command, it isn't pathologically broken the way the samba one is.

Rob
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