sudeors file not affecting user privileges

John Baldwin jhb at
Mon Apr 7 15:15:50 UTC 2008

On Monday 07 April 2008 09:54:24 am Aijaz Baig wrote:
> Hello,
> I would like 'normal users' to be able to issue the shutdown command. For
> that reason I modified the 'sudoers' file and I uncommented the last line
> which now reads:* *
> *%users localhost=/sbin/shutdown -h now*
> However that didn't work. Then I thought
> maybe the users above refer to some user defined group called 'users. So I
> first created a group called 'users' and added 'masud' (one of my users) to
> that group. Still No luck..
> Then I read a bit about how does one actually add stuff to that file and
> added(appended) the following to the file:* masud ALL=/sbin/shutdown -h
> now*
> Well..nothing yet..I always log in as as 'masud' and try to see if shutdown
> works (by issuing *shutdown -h now* from his account) and I get
> */sbin/shutdown:
> Permission denied
> *
> Well..How do I go about it...
> Please do let me know.
> Hope to hear from you soon,

You need to use 'sudo /sbin/shutdown -h now'.  Sudoers is used by sudo and you 
have to use sudo to invoke the command for sudeors to have an effect.

John Baldwin

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