>
>> I noticed a strange behaviour (don't know if this is the wanted
>> default). If I try ,from normal user shell, to run command like "reboot"
>> or "shutdown -h now" system will reboot/shutdown. This happens on tty
>> console, on xfce terminal and ssh session.
>
> I've just created a normal user on my test system and when I try to
> reboot or halt the system when logged in via ssh I get:
>
> $ reboot
> Failed to set wall message, ignoring: Interactive authentication
> required.
> Failed to reboot system via logind: Interactive authentication
> required.
> Failed to open initctl fifo: Permission denied
> Failed to talk to init daemon.
>
> Which is correct behaviour.
>
> However, a user logged in at the machine as GUI console session has
> always been able to halt or reboot the system.
>
>>
>> Why on CentOS a normal user can shutdown the system without root
>> privileges? I think that on any server normal user should not be able to
>> shutdown the system without privileges.
>>
> If it's a desktop machine, then the console logged in user should be
> able to shutdown the machine - at least then it means they don't resort
> to pulling the plug. Presumably you don't allow users physically near
> a server?
That's why I asked if the user who was logged in via ssh was also logged
in locally at the same time. That would at lest explain such behavior.
Regards,
Simon
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