atom feed82 messages in org.freebsd.freebsd-hackersProtection from the dreaded "rm -fr /"
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Giorgos KeramidasOct 2, 2004 1:19 am 
Edwin GroothuisOct 2, 2004 1:33 am 
Michael ReifenbergerOct 2, 2004 1:34 am 
Giorgos KeramidasOct 2, 2004 1:39 am 
Giorgos KeramidasOct 2, 2004 1:51 am 
Ryan SommersOct 2, 2004 1:52 am 
Giorgos KeramidasOct 2, 2004 1:53 am 
Giorgos KeramidasOct 2, 2004 2:06 am 
Max LaierOct 2, 2004 2:24 am 
Giorgos KeramidasOct 2, 2004 3:19 am 
Greg BlackOct 2, 2004 3:57 am 
Ceri DaviesOct 2, 2004 4:22 am 
Ceri DaviesOct 2, 2004 4:25 am 
Max LaierOct 2, 2004 4:51 am 
Peter JeremyOct 2, 2004 5:43 am 
Dimitry AndricOct 2, 2004 7:48 am 
Simon L. NielsenOct 2, 2004 8:03 am 
Sean FarleyOct 2, 2004 8:41 am 
SamOct 2, 2004 8:54 am 
Jacques A. VidrineOct 2, 2004 9:46 am 
Tillman HodgsonOct 2, 2004 9:51 am 
Lee HarrOct 2, 2004 9:53 am 
Tillman HodgsonOct 2, 2004 9:55 am 
Giorgos KeramidasOct 2, 2004 10:10 am 
Giorgos KeramidasOct 2, 2004 10:55 am 
Giorgos KeramidasOct 2, 2004 10:56 am 
Tillman HodgsonOct 2, 2004 11:09 am 
Doug RussellOct 2, 2004 11:37 am 
David SchultzOct 2, 2004 11:50 am 
David SchultzOct 2, 2004 12:01 pm 
Michael ReifenbergerOct 2, 2004 12:16 pm 
Doug RussellOct 2, 2004 12:18 pm 
Michael ReifenbergerOct 2, 2004 12:26 pm 
Dmitry FrolovOct 2, 2004 12:37 pm 
Doug RussellOct 2, 2004 12:48 pm 
David SchultzOct 2, 2004 1:11 pm 
Michael ReifenbergerOct 2, 2004 1:49 pm 
Tillman HodgsonOct 2, 2004 2:05 pm 
Garance A DrosihnOct 2, 2004 2:22 pm 
Ceri DaviesOct 2, 2004 3:00 pm 
sor...@cydem.orgOct 2, 2004 3:11 pm 
Giorgos KeramidasOct 2, 2004 4:28 pm 
Giorgos KeramidasOct 2, 2004 4:28 pm 
David SchultzOct 2, 2004 5:19 pm 
M. Warner LoshOct 2, 2004 6:26 pm 
M. Warner LoshOct 2, 2004 6:28 pm 
M. Warner LoshOct 2, 2004 6:29 pm 
Giorgos KeramidasOct 2, 2004 6:53 pm 
Thomas David RiversOct 2, 2004 6:53 pm 
M. Warner LoshOct 2, 2004 7:07 pm 
Doug RussellOct 2, 2004 7:11 pm 
Tillman HodgsonOct 2, 2004 8:09 pm 
Tillman HodgsonOct 2, 2004 8:11 pm 
David SchultzOct 2, 2004 11:31 pm 
Sam LawranceOct 3, 2004 12:35 am 
Chris HowellsOct 3, 2004 5:07 am 
Mike MeyerOct 3, 2004 5:07 am 
Mike MeyerOct 3, 2004 5:07 am 
M. Warner LoshOct 3, 2004 10:37 am 
Greg ShenautOct 3, 2004 11:14 am 
Dmitry MorozovskyOct 3, 2004 11:28 am 
Thomas SparrevohnOct 3, 2004 11:40 am 
Dag-Erling SmørgravOct 3, 2004 1:33 pm 
Roman NeuhauserOct 3, 2004 2:59 pm 
M. Warner LoshOct 3, 2004 6:38 pm 
Mark MurrayOct 4, 2004 1:10 am 
Dmitry KarasikOct 4, 2004 3:15 am 
Dave HorsfallOct 4, 2004 3:27 am 
Giorgos KeramidasOct 4, 2004 3:49 am 
Stijn HoopOct 4, 2004 4:52 am 
Ceri DaviesOct 4, 2004 5:33 am 
Søren SchmidtOct 4, 2004 5:43 am 
Chris HowellsOct 4, 2004 6:16 pm 
Chris DillonOct 5, 2004 8:36 am 
SamOct 5, 2004 9:03 am 
Giorgos KeramidasOct 5, 2004 5:12 pm 
Giorgos KeramidasOct 5, 2004 5:42 pm 
Matthew DillonOct 5, 2004 6:30 pm 
Matthew DillonOct 5, 2004 6:56 pm 
Matthew DillonOct 5, 2004 11:39 pm 
Thomas SparrevohnOct 6, 2004 12:49 pm 
Lyndon NerenbergOct 28, 2004 5:31 am 
Subject:Protection from the dreaded "rm -fr /"
From:Tillman Hodgson (till@seekingfire.com)
Date:Oct 2, 2004 8:11:53 pm
List:org.freebsd.freebsd-hackers

On Sat, Oct 02, 2004 at 08:14:18PM -0600, Doug Russell wrote:

On Sat, 2 Oct 2004, Thomas David Rivers wrote:

If I'm remembering correctly - the historical way to do this is to alias the "rm" command to something that else that checks the arguments and complains appropriately (and then executes /bin/rm.) Typically with just a shell

This would be a much, much better approach.

For those cases where what is being removed makes sense, I agree. / is a special case, I maintain that the behaviour of `rm -rf` is, by necessity, undefined and unpredictable. `rm` shouldn't be allowed to do it any more than 'rm' should be used to remove user accounts simply because they both invovle "removing" something. Newfs is the tool for the job in this case.

-T