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Re: How to run automatically a script as soon root login

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On Mon, May 13, 2024 at 09:17:31AM -0400, Greg Wooledge wrote:
> On Mon, May 13, 2024 at 02:03:59PM +0100, Richmond wrote:
> > >> sudo xterm -e "echo 1 > hello"
> 
> > Yes, but why did it allow me to delete the file? I was not root
> > then. Try it.
> 
> Because you have write permission on the *directory* that the file is in.
> 
> Removing (unlinking) a file is an operation that modifies a directory,
> not the file itself.  You don't need write permission on the file.  Just
> the directory.

Unless the directory has the sticky bit set (e.g. /tmp).

(For completeness: I know you know that).

Cheers
-- 
t

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Re: How to run automatically a script as soon root login Greg Wooledge <greg@wooledge.org> - 2024-05-13 13:30 +0200
  Re: How to run automatically a script as soon root login Mario Marietto <marietto2008@gmail.com> - 2024-05-13 13:50 +0200
    Re: How to run automatically a script as soon root login Greg Wooledge <greg@wooledge.org> - 2024-05-13 14:00 +0200
    Re: How to run automatically a script as soon root login Erwan David <erwan@rail.eu.org> - 2024-05-13 14:00 +0200
    Re: How to run automatically a script as soon root login Nicolas George <george@nsup.org> - 2024-05-13 14:10 +0200
      Re: How to run automatically a script as soon root login Stefan Monnier <monnier@iro.umontreal.ca> - 2024-05-13 15:50 +0200
        Re: How to run automatically a script as soon root login Stefan Monnier <monnier@iro.umontreal.ca> - 2024-05-13 16:20 +0200
          Re: How to run automatically a script as soon root login Mario Marietto <marietto2008@gmail.com> - 2024-05-13 17:30 +0200
            Re: How to run automatically a script as soon root login Richmond <dnomhcir@gmx.com> - 2024-05-13 18:50 +0200
    Re: How to run automatically a script as soon root login Stefan Monnier <monnier@iro.umontreal.ca> - 2024-05-13 14:10 +0200
    Re: How to run automatically a script as soon root login Nicolas George <george@nsup.org> - 2024-05-13 14:20 +0200
      Re: How to run automatically a script as soon root login Erwan David <erwan@rail.eu.org> - 2024-05-13 14:50 +0200
        Re: How to run automatically a script as soon root login Richmond <dnomhcir@gmx.com> - 2024-05-13 15:20 +0200
          Re: How to run automatically a script as soon root login Erwan David <erwan@rail.eu.org> - 2024-05-13 15:20 +0200
          Re: How to run automatically a script as soon root login Greg Wooledge <greg@wooledge.org> - 2024-05-13 15:20 +0200
            Re: How to run automatically a script as soon root login <tomas@tuxteam.de> - 2024-05-13 15:30 +0200
              Re: How to run automatically a script as soon root login Mario Marietto <marietto2008@gmail.com> - 2024-05-13 19:10 +0200
      Re: How to run automatically a script as soon root login <tomas@tuxteam.de> - 2024-05-13 14:50 +0200
        Re: How to run automatically a script as soon root login <tomas@tuxteam.de> - 2024-05-13 15:00 +0200
          Re: How to run automatically a script as soon root login Mario Marietto <marietto2008@gmail.com> - 2024-05-13 15:20 +0200
            Re: How to run automatically a script as soon root login Nicolas George <george@nsup.org> - 2024-05-13 15:30 +0200
              Re: How to run automatically a script as soon root login Mario Marietto <marietto2008@gmail.com> - 2024-05-13 16:00 +0200
        Re: How to run automatically a script as soon root login Nicolas George <george@nsup.org> - 2024-05-13 15:00 +0200
        Re: How to run automatically a script as soon root login Nicolas George <george@nsup.org> - 2024-05-13 15:20 +0200
        Re: How to run automatically a script as soon root login Richmond <dnomhcir@gmx.com> - 2024-05-13 15:20 +0200
      Re: How to run automatically a script as soon root login Richmond <dnomhcir@gmx.com> - 2024-05-13 14:50 +0200
        Re: How to run automatically a script as soon root login Dan Ritter <dsr@randomstring.org> - 2024-05-13 15:10 +0200
    Re: How to run automatically a script as soon root login Dan Ritter <dsr@randomstring.org> - 2024-05-13 14:20 +0200
  Re: How to run automatically a script as soon root login Hans <hans.ullrich@loop.de> - 2024-05-13 18:10 +0200
    Re: How to run automatically a script as soon root login <tomas@tuxteam.de> - 2024-05-13 18:40 +0200
      Re: How to run automatically a script as soon root login Richard <rrosner5@gmail.com> - 2024-05-13 19:10 +0200
    Re: How to run automatically a script as soon root login Greg Wooledge <greg@wooledge.org> - 2024-05-13 21:10 +0200
      Re: How to run automatically a script as soon root login Mario Marietto <marietto2008@gmail.com> - 2024-05-13 21:20 +0200
        Re: How to run automatically a script as soon root login David Wright <deblis@lionunicorn.co.uk> - 2024-05-13 22:00 +0200
          Re: How to run automatically a script as soon root login Mario Marietto <marietto2008@gmail.com> - 2024-05-13 22:10 +0200

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