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List: dng
Subject: Re: [DNG] How to force permission change
From: Fred <fred () blakemfg ! com>
Date: 2023-10-25 1:18:40
Message-ID: 2e2e2da4-77bf-8d54-2905-2dbcf6b9174b () blakemfg ! com
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On 10/24/23 13:25, William Peckham via Dng wrote:
> In all of these remote storage situations the host where the storage
> resides overrides everything else. Root on a client box is no different
> than any other user on the client box, they have whatever permissions
> that the storage host gives them or allows them to change and no more.
> That implies that the first place to look for this kind of problem is on
> the host where the files reside, so that is the first thing I thought.
>
> There are more issues in the difference between Windows or cifs and
> Linux permission and authority styles, they rarely translate well.
>
> When I build a Nas box I usually the Linux operating system and export
> the storage multiple ways, one of those being shamba.
>
> I am not sure if that helps, but it gives you another approach.
>
It does appear the NAS box is refusing to change the permissions. I
will replace it with something running Devuan as soon as I can.
Thanks for the help!
Best regards,
Fred
> On Tue, Oct 24, 2023, 12:25 <dng-request@lists.dyne.org
> <mailto:dng-request@lists.dyne.org>> wrote:
>
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> Today's Topics:
>
> 1. How to force permission change? (Fred)
> 2. Re: How to force permission change? (Manfred Wassmann)
> 3. Re: How to force permission change? (Rob)
> 4. Re: How to force permission change? (Fred)
> 5. Re: How to force permission change? (Fred)
> 6. Re: How to force permission change? (Steve Litt)
>
>
>
> ---------- Forwarded message ----------
> From: Fred <fred@blakemfg.com <mailto:fred@blakemfg.com>>
> To: dng@lists.dyne.org <mailto:dng@lists.dyne.org>
> Cc:
> Bcc:
> Date: Tue, 24 Oct 2023 06:52:29 -0700
> Subject: [DNG] How to force permission change?
> Hello,
>
> I have some files on a NAS box that have funky permissions that prevent
> access to them. They can't be read by xpdf or others.
>
> root@ragnok:/home/fred# ls -l /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> -rw------- 1 501 501 451089 Feb 17 2009
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
>
> root@ragnok:/home/fred# chown fred /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> chown: changing ownership of '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf':
> Permission denied
>
> root@ragnok:/home/fred# chmod 664 /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> chmod: changing permissions of '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf':
> Permission denied
>
> How to force change of permissions and/or ownership?
>
> Best regards,
> Fred
>
>
>
>
> ---------- Forwarded message ----------
> From: Manfred Wassmann <berlinsight@gmail.com
> <mailto:berlinsight@gmail.com>>
> To: Devuan ML <dng@lists.dyne.org <mailto:dng@lists.dyne.org>>
> Cc:
> Bcc:
> Date: Tue, 24 Oct 2023 14:06:28 +0000
> Subject: Re: [DNG] How to force permission change?
> you may have an attribute (immutable) set. Try 'man chattr'. HTH
>
> On Tuesday, October 24, 2023, Fred <fred@blakemfg.com
> <mailto:fred@blakemfg.com>> wrote:
>
> Hello,
>
> I have some files on a NAS box that have funky permissions that
> prevent access to them. They can't be read by xpdf or others.
>
> root@ragnok:/home/fred# ls -l /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> -rw------- 1 501 501 451089 Feb 17 2009
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
>
> root@ragnok:/home/fred# chown fred
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> chown: changing ownership of
> '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf': Permission denied
>
> root@ragnok:/home/fred# chmod 664
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> chmod: changing permissions of
> '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf': Permission denied
>
> How to force change of permissions and/or ownership?
>
> Best regards,
> Fred
> _______________________________________________
> Dng mailing list
> Dng@lists.dyne.org <mailto:Dng@lists.dyne.org>
> https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
> <https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng>
>
>
>
> --
> sent from mobile
>
>
>
> ---------- Forwarded message ----------
> From: Rob <Nuisance@protonmail.com <mailto:Nuisance@protonmail.com>>
> To: "dng@lists.dyne.org <mailto:dng@lists.dyne.org>"
> <dng@lists.dyne.org <mailto:dng@lists.dyne.org>>
> Cc:
> Bcc:
> Date: Tue, 24 Oct 2023 14:33:36 +0000
> Subject: Re: [DNG] How to force permission change?
>
>
>
>
> Sent from ProtonMail, encrypted email based in Switzerland.
>
>
> ------- Original Message -------
> On Tuesday, October 24th, 2023 at 14:52, Fred <fred@blakemfg.com
> <mailto:fred@blakemfg.com>> wrote:
>
>
> > Hello,
> >
> > I have some files on a NAS box that have funky permissions that
> prevent
> > access to them. They can't be read by xpdf or others.
> >
> > root@ragnok:/home/fred# ls -l /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> > -rw------- 1 501 501 451089 Feb 17 2009
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> >
> > root@ragnok:/home/fred# chown fred
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> > chown: changing ownership of '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf':
> > Permission denied
> >
> > root@ragnok:/home/fred# chmod 664 /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> > chmod: changing permissions of '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf':
> > Permission denied
> >
> > How to force change of permissions and/or ownership?
> >
> > Best regards,
> > Fred
>
> Does the dns321 disk have a vfat file system?
>
> rob
>
>
>
>
> ---------- Forwarded message ----------
> From: Fred <fred@blakemfg.com <mailto:fred@blakemfg.com>>
> To: dng@lists.dyne.org <mailto:dng@lists.dyne.org>
> Cc:
> Bcc:
> Date: Tue, 24 Oct 2023 09:02:56 -0700
> Subject: Re: [DNG] How to force permission change?
> On 10/24/23 07:33, Rob via Dng wrote:
> >
> >
> >
> >
> > Sent from ProtonMail, encrypted email based in Switzerland.
> >
> >
> > ------- Original Message -------
> > On Tuesday, October 24th, 2023 at 14:52, Fred <fred@blakemfg.com
> <mailto:fred@blakemfg.com>> wrote:
> >
> >
> >> Hello,
> >>
> >> I have some files on a NAS box that have funky permissions that
> prevent
> >> access to them. They can't be read by xpdf or others.
> >>
> >> root@ragnok:/home/fred# ls -l /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> >> -rw------- 1 501 501 451089 Feb 17 2009
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> >>
> >> root@ragnok:/home/fred# chown fred
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> >> chown: changing ownership of '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf':
> >> Permission denied
> >>
> >> root@ragnok:/home/fred# chmod 664
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> >> chmod: changing permissions of
> '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf':
> >> Permission denied
> >>
> >> How to force change of permissions and/or ownership?
> >>
> >> Best regards,
> >> Fred
> >
> > Does the dns321 disk have a vfat file system?
> >
> > rob
> > _______________________________________________
> > Dng mailing list
> > Dng@lists.dyne.org <mailto:Dng@lists.dyne.org>
> > https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
> <https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng>
> It is cifs accessed by samba.
>
> Best regards,
> Fred
>
>
>
>
>
> ---------- Forwarded message ----------
> From: Fred <fred@blakemfg.com <mailto:fred@blakemfg.com>>
> To: dng@lists.dyne.org <mailto:dng@lists.dyne.org>
> Cc:
> Bcc:
> Date: Tue, 24 Oct 2023 09:06:10 -0700
> Subject: Re: [DNG] How to force permission change?
> On 10/24/23 07:06, Manfred Wassmann via Dng wrote:
> > you may have an attribute (immutable) set. Try 'man chattr'. HTH
> >
> > On Tuesday, October 24, 2023, Fred <fred@blakemfg.com
> <mailto:fred@blakemfg.com>
> > <mailto:fred@blakemfg.com <mailto:fred@blakemfg.com>>> wrote:
> >
> > Hello,
> >
> > I have some files on a NAS box that have funky permissions that
> > prevent access to them. They can't be read by xpdf or others.
> >
> > root@ragnok:/home/fred# ls -l /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> > -rw------- 1 501 501 451089 Feb 17 2009
> > /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> >
> > root@ragnok:/home/fred# chown fred
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> > chown: changing ownership of
> '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf':
> > Permission denied
> >
> > root@ragnok:/home/fred# chmod 664
> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> > chmod: changing permissions of
> > '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf': Permission denied
> >
> > How to force change of permissions and/or ownership?
> >
> > Best regards,
> > Fred
> > _______________________________________________
> > Dng mailing list
> > Dng@lists.dyne.org <mailto:Dng@lists.dyne.org>
> <mailto:Dng@lists.dyne.org <mailto:Dng@lists.dyne.org>>
> > https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
> <https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng>
> > <https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
> <https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng>>
> >
> >
> >
> > --
> > sent from mobile
> >
> > _______________________________________________
> > Dng mailing list
> > Dng@lists.dyne.org <mailto:Dng@lists.dyne.org>
> > https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
> <https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng>
> Hi,
>
> I tried chattr -i /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> I received permission denied. It doesn't appear to me the other chattr
> options apply.
>
> lsattr by root also gives permission denied.
>
> Best regards,
> Fred
>
>
>
>
>
> ---------- Forwarded message ----------
> From: Steve Litt <slitt@troubleshooters.com
> <mailto:slitt@troubleshooters.com>>
> To: dng@lists.dyne.org <mailto:dng@lists.dyne.org>
> Cc:
> Bcc:
> Date: Tue, 24 Oct 2023 12:25:31 -0400
> Subject: Re: [DNG] How to force permission change?
> Fred said on Tue, 24 Oct 2023 09:02:56 -0700
>
> >On 10/24/23 07:33, Rob via Dng wrote:
> >>
> >>
> >>
> >>
> >> Sent from ProtonMail, encrypted email based in Switzerland.
> >>
> >>
> >> ------- Original Message -------
> >> On Tuesday, October 24th, 2023 at 14:52, Fred <fred@blakemfg.com
> <mailto:fred@blakemfg.com>>
> >> wrote:
> >>
> >>
> >>> Hello,
> >>>
> >>> I have some files on a NAS box that have funky permissions that
> >>> prevent access to them. They can't be read by xpdf or others.
> >>>
> >>> root@ragnok:/home/fred# ls -l /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> >>> -rw------- 1 501 501 451089 Feb 17 2009
> >>> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf
> >>>
> >>> root@ragnok:/home/fred# chown fred
> >>> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf chown: changing ownership of
> >>> '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf': Permission denied
> >>>
> >>> root@ragnok:/home/fred# chmod 664
> >>> /mnt/dns321/pdf_6/ELCON_UL9_cap.pdf chmod: changing permissions of
> >>> '/mnt/dns321/pdf_6/ELCON_UL9_cap.pdf': Permission denied
> >>>
> >>> How to force change of permissions and/or ownership?
> >>>
> >>> Best regards,
> >>> Fred
> >>
> >> Does the dns321 disk have a vfat file system?
> >>
> >> rob
> >> _______________________________________________
> >> Dng mailing list
> >> Dng@lists.dyne.org <mailto:Dng@lists.dyne.org>
> >> https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
> <https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng>
> >It is cifs accessed by samba.
>
> It's been 23 years since I wrote Samba Unleashed and I've forgotten
> most of it, but as I remember, whatever is revealed by a Samba
> connection must be on a filesystem of some kind. So forgetting Samba,
> if this thing was formatted for Windows you can't give things owners or
> permissions. You need something like ext4 for that. Then you can mount
> the ext4 via Samba using the cifs protocol.
>
> SteveT
>
> Steve Litt
>
> Autumn 2023 featured book: Rapid Learning for the 21st Century
> http://www.troubleshooters.com/rl21
> <http://www.troubleshooters.com/rl21>
>
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>
>
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