[Cialug] Need assistance with chown and find commands
David Champion
dchamp1337 at gmail.com
Fri Dec 20 12:39:56 CST 2013
Or mount as a Samba share on both Windows and Mac?
-dc
On Fri, Dec 20, 2013 at 12:29 PM, Scott Yates <Scott at yatesframe.com> wrote:
> Windows 7 pro and ultimate can mount NFS shares as well if that might work
> better.
>
>
> On Fri, Dec 20, 2013 at 12:17 PM, Kelly Slaugh <kelly at visionary.com>
> wrote:
>
> > "BTW I'm curious why running this command is necessary. Why not fix the
> > software creating files under the wrong user?" Nicoli
> >
> > The reason for this command is because we have two different OS's running
> > in the office. OS X and Windows, Adobe Photoshop creates an issue with
> > Permissions when a Mac user creates a file. Only Mac users can open the
> > file from the server and modify and save changes. If a Windows user
> > creates an image file the Mac users cannot save any modifications to that
> > file directly to the server. The Mac users have to copy the file to
> their
> > desktop, modify, save, and then delete the old file because they don't
> have
> > write permissions to replace the existing file. The same is for PC users
> > when a file is created by a Mac user.
> >
> > This is a known issue with Adobe and their work around doesn't work
> > because it's PC specific not a Global fix on the server. I attempted the
> > work around on the Mac, (Adobe says it's because of Samba) however
> nothing
> > has changed. The Work around didn't work. The next attempted fix is
> this
> > solution. Running a cron job nightly to find all of the files that the
> Mac
> > user (userA) has created and chown those files to a PC user (UserB). The
> > Mac user won't need access to these files again after they are created
> > however PC users do, so this fix would be right for our environment. And
> > if the Mac user does need access, then they have to copy the file to
> their
> > desktop and create a new one. Which the nightly cron job will take care
> of
> > the permissions.
> >
> > I've also thought of changing the permissions inside of fstab to try and
> > force the gid permissions. This failed as well because it's not a server
> > problem. The Problem is with the Mac's & Adobe. The gid=grpA,mode=664
> > didn't work.
> >
> > I'm up for ideas if someone has a better solution.
> >
> > Thank you for the read and I appreciate all the help.
> >
> > Kelly L. Slaugh // Systems Administrator
> >
> > -----Original Message-----
> > From: cialug-bounces at cialug.org [mailto:cialug-bounces at cialug.org] On
> > Behalf Of cialug-request at cialug.org
> > Sent: Friday, December 20, 2013 12:00 PM
> > To: cialug at cialug.org
> > Subject: Cialug Digest, Vol 104, Issue 18
> >
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> >
> > Today's Topics:
> >
> > 1. Re: Need assistance with chown and find commands (Dave Weis)
> > 2. Re: Need assistance with chown and find commands (Nicolai)
> > 3. Re: Need assistance with chown and find commands (Dave Weis)
> > 4. Re: vm on top of xen? (jim kraai)
> >
> >
> > ----------------------------------------------------------------------
> >
> > Message: 1
> > Date: Thu, 19 Dec 2013 14:01:05 -0600
> > From: Dave Weis <djweis at sjdjweis.com>
> > To: Central Iowa Linux Users Group <cialug at cialug.org>
> > Subject: Re: [Cialug] Need assistance with chown and find commands
> > Message-ID: <r06mpith2dch8alvdcw2jii8.1387483265588 at email.android.com>
> > Content-Type: text/plain; charset=utf-8
> >
> > Your way was dangerous because it didn't sanitize the arguments. I could
> > create a filename of?
> > whatever ; rm -rf /
> > And clean your system or at least files you have permission to erase if
> > not root.
> >
> >
> >
> >
> >
> > -------- Original message --------
> > From: Tim McLaughlin <timothy.r.mclaughlin at gmail.com>
> > Date:12/19/2013 1:22 PM (GMT-06:00)
> > To: Central Iowa Linux Users Group <cialug at cialug.org>
> > Subject: Re: [Cialug] Need assistance with chown and find commands
> >
> > I was trying to give some options and for the specifics to be figured
> out.
> > no one learns anything with cut and paste, and its only fun if you are
> > learning something new.
> >
> > --Tim
> >
> >
> >
> > On Thu, Dec 19, 2013 at 1:12 PM, Paul Gray <gray at cs.uni.edu> wrote:
> >
> > > On 12/19/2013 01:10 PM, Paul Gray wrote:
> > >
> > >? find . - -user userA -exec chown userB {} \;
> > >>
> > >????????? ^ Typo.? No extra dash
> > >
> > > find . -userA -exec chown userB {} \;
> > >
> > > -PG
> > >
> > >
> > > _______________________________________________
> > > Cialug mailing list
> > > Cialug at cialug.org
> > > http://cialug.org/mailman/listinfo/cialug
> > >
> > _______________________________________________
> > Cialug mailing list
> > Cialug at cialug.org
> > http://cialug.org/mailman/listinfo/cialug
> >
> > ------------------------------
> >
> > Message: 2
> > Date: Thu, 19 Dec 2013 14:05:14 -0600
> > From: Nicolai <nicolai-cialug at chocolatine.org>
> > To: Central Iowa Linux Users Group <cialug at cialug.org>
> > Subject: Re: [Cialug] Need assistance with chown and find commands
> > Message-ID: <20131219200514.GA20798 at vectra.student.iastate.edu>
> > Content-Type: text/plain; charset=us-ascii
> >
> > On Thu, Dec 19, 2013 at 02:01:05PM -0600, Dave Weis wrote:
> > > Your way was dangerous because it didn't sanitize the arguments.
> >
> > This is why people should use something like
> >
> > find . -user bob -print0 | xargs -0 chown alice:alice
> >
> > if they have to pass output of find to something else.
> >
> > BTW I'm curious why running this command is necessary. Why not fix the
> > software creating files under the wrong user?
> >
> > Nicolai
> >
> >
> > ------------------------------
> >
> > Message: 3
> > Date: Thu, 19 Dec 2013 14:17:39 -0600
> > From: Dave Weis <djweis at sjdjweis.com>
> > To: Central Iowa Linux Users Group <cialug at cialug.org>
> > Subject: Re: [Cialug] Need assistance with chown and find commands
> > Message-ID:
> > <CAENx1Ovu5W=
> > OrU6nt2XQ4EPgxdVk6rdwZp7TwpRDuxM4LtKPrg at mail.gmail.com>
> > Content-Type: text/plain; charset=ISO-8859-1
> >
> > The reason people don't fix the software:
> >
> > A young woman was preparing a ham dinner. After she cut off the end of
> the
> > ham, she placed it in a pan for baking.
> >
> > Her friend asked her,"Why did you cut off the end of the ham"?
> >
> > And she replied ,"I really don't know but my mother always did, so I
> > thought you were supposed to."
> >
> > Later when talking to her mother she asked her why she cut off the end of
> > the ham before baking it, and her mother replied, "I really don't know,
> but
> > that's the way my mom always did it."
> >
> > A few weeks later while visiting her grandmother, the young woman asked,
> > "Grandma, why is it that you cut off the end of a ham before you bake
> it?"
> >
> > Her grandmother replied, "Well dear, otherwise it would never fit into my
> > baking pan."
> >
> >
> >
> > On Thu, Dec 19, 2013 at 2:05 PM, Nicolai <nicolai-cialug at chocolatine.org
> > >wrote:
> >
> > > On Thu, Dec 19, 2013 at 02:01:05PM -0600, Dave Weis wrote:
> > > > Your way was dangerous because it didn't sanitize the arguments.
> > >
> > > This is why people should use something like
> > >
> > > find . -user bob -print0 | xargs -0 chown alice:alice
> > >
> > > if they have to pass output of find to something else.
> > >
> > > BTW I'm curious why running this command is necessary. Why not fix
> > > the software creating files under the wrong user?
> > >
> > > Nicolai
> > > _______________________________________________
> > > Cialug mailing list
> > > Cialug at cialug.org
> > > http://cialug.org/mailman/listinfo/cialug
> > >
> >
> >
> > ------------------------------
> >
> > Message: 4
> > Date: Thu, 19 Dec 2013 21:03:11 -0600
> > From: jim kraai <jimgkraai at gmail.com>
> > To: Central Iowa Linux Users Group <cialug at cialug.org>
> > Subject: Re: [Cialug] vm on top of xen?
> > Message-ID:
> > <CANoA21CjK8stc3o-PxzrnYoGKjUDmTEtBHGffXfAn=
> > YLV6XXuw at mail.gmail.com>
> > Content-Type: text/plain; charset=ISO-8859-1
> >
> > i forgot to say, "thank you" for the great answers
> >
> > Thank you!
> >
> > Seriously.
> >
> > --jim
> >
> >
> >
> > On Fri, Oct 4, 2013 at 2:47 PM, Theron Conrey <theron at conrey.org> wrote:
> >
> > > These days I try and steer folks towards containers on VMs rather than
> > > nested. Unless you actually need full VM isolation for something
> > > crazy, container level isolation has less load, and doesn't cost as
> > > much in terms of performance.
> > >
> > > Plus.. it's cool.
> > >
> > > -theron
> > >
> > >
> > > On Fri, Oct 4, 2013 at 11:35 AM, jim kraai <jimgkraai at gmail.com>
> wrote:
> > >
> > >> You guys are awesome
> > >> On Oct 4, 2013 12:23 PM, "Matt Stanton" <matt at itwannabe.com> wrote:
> > >>
> > >> Yeah, Linode doesn't expose virtualization instructions to their
> > guests.
> > >>> Interestingly enough, though, DigitalOcean does (vmx). The
> > >>> problem with DigitalOcean is that they do not allow you to choose
> > >>> your bootloader...
> > >>> their hypervisor (they use KVM) specifies the kernel image to boot
> > >>> and acts as bootloader itself. You have to choose one of a couple
> > >>> of possible options for kernel images given the distro you chose to
> > >>> install, which means you don't even get to do your own kernel
> > >>> configurations or security updates. I would imagine that this
> > >>> precludes using xen or kvm inside your VPS (though vbox might
> > >>> work?). You would, of course, have to choose a decent VPS with
> > >>> enough virtual cpus to be able to distribute some to your nested
> > >>> VMs.
> > >>>
> > >>> -- Matt (N0BOX)
> > >>>
> > >>> Sent from my ASUS Transformer
> > >>>
> > >>> -----Original Message-----
> > >>> From: "Daniel A. Ramaley" <daniel.ramaley at drake.edu>
> > >>> To: cialug at cialug.org
> > >>> Sent: Fri, 04 Oct 2013 11:44 AM
> > >>> Subject: Re: [Cialug] vm on top of xen?
> > >>>
> > >>> I believe what you are asking for is called "nested virtualization".
> > >>>
> > >>> Generally it is not supported because the base virtualization layer
> > >>> (Xen, in your case) does not pass the virtualization extensions to
> > >>> the guest. Run this in your guest, and if you get any output then
> > >>> hardware virtualization will work, but if not, then it won't:
> > >>> $ egrep 'vmx|svm' /proc/cpuinfo Note that that command is
> > >>> Linux-specific; what you are really searching for are whether
> > >>> virtualization extensions of the CPU are exposed to the guest OS.
> > >>>
> > >>> If you *really* want to do nested virtualization, it might be
> > >>> possible with some restrictions about what guest operating systems
> > you can run.
> > >>> To learn more, i recommend search terms like these (i got results
> > >>> from Google that seemed applicable):
> > >>> xen without hardware virtualization
> > >>> virtualbox without hardware virtualization
> > >>> xen paravirtualization
> > >>>
> > >>>
> > >>> On 2013-10-04 at 11:24:53 jim kraai wrote:
> > >>> > can I run xen on xen or vbox on xen?
> > >>> >
> > >>> > wanting to fiddle with craziness on a linode vps >
> > >>> _______________________________________________
> > >>> > Cialug mailing list
> > >>> > Cialug at cialug.org
> > >>> > http://cialug.org/mailman/listinfo/cialug
> > >>> __
> > >>> Daniel A. Ramaley
> > >>> Network Engineer 2
> > >>>
> > >>> Dial Center 112, Drake University
> > >>> 2407 Carpenter Ave / Des Moines IA 50311 USA
> > >>> Tel: +1 515 271-4540
> > >>> Fax: +1 515 271-1938
> > >>> E-mail: daniel.ramaley at drake.edu
> > >>>
> > >>> _______________________________________________
> > >>> Cialug mailing list
> > >>> Cialug at cialug.org
> > >>> http://cialug.org/mailman/listinfo/cialug
> > >>> _______________________________________________
> > >>> Cialug mailing list
> > >>> Cialug at cialug.org
> > >>> http://cialug.org/mailman/listinfo/cialug
> > >>>
> > >>>
> > >>> _______________________________________________
> > >> Cialug mailing list
> > >> Cialug at cialug.org
> > >> http://cialug.org/mailman/listinfo/cialug
> > >>
> > >> _______________________________________________
> > > Cialug mailing list
> > > Cialug at cialug.org
> > > http://cialug.org/mailman/listinfo/cialug
> > >
> >
> >
> > ------------------------------
> >
> > _______________________________________________
> > Cialug mailing list
> > Cialug at cialug.org
> > http://cialug.org/mailman/listinfo/cialug
> >
> >
> > End of Cialug Digest, Vol 104, Issue 18
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