> -----Original Message-----
> From: centos-bounces@xxxxxxxxxx
> [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of joseph blase
> Sent: Thursday, August 02, 2007 5:45 PM
> To: CentOS mailing list
> Subject: Re: Chmod Explaination
>
>
>
> On 8/3/07, Ross S. W. Walker <rwalker@xxxxxxxxxxxxx> wrote:
>
> > -----Original Message-----
> > From: centos-bounces@xxxxxxxxxx
> > [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of joseph blase
> > Sent: Thursday, August 02, 2007 5:33 PM
> > To: CentOS mailing list
> > Subject: Chmod Explaination
> >
> > Howdy list,
> >
> > I can't seem to find any doc's explaining what's really
> > going on behind this scenario:
> >
> > A user home directory had been reset to :
> >
> > d--- --- --- user group user_dir
> >
> >
> > As root i tried to :
> >
> > chmod -R 750 user_dir
> >
> > got permission denied, my friend tried with as user that owns
> > the directory to:
> >
> > chmod -R 750 user_dir and voila it works.
> >
> > My question is how come did it work, since the user_dir
> > doesn't have a owner permission attached and why user root
> > has been denied with changing the mode?
>
> Owners always have rights to change permission on a file/folder.
>
> Even those that were reset? I thinking that it's good as no
> permission cause it has only d--- --- --- user_dir.
>
Yes, implicitly have them, it's a fail-safe feature.
>
> As far as root not being able to, do you have selinux running?
>
>
> No, I don't have.
Then I dunno why root didn't, as with selinux disabled root also
has implicit rights to all files/folders, but with selinux enabled
security context can be setup on a directory hierarchy to only
give implict rights to owners.
-Ross
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