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Groups > linux.debian.user > #200508

Re: Permission issues - operator error?

From David Christensen <dpchrist@holgerdanske.com>
Newsgroups linux.debian.user
Subject Re: Permission issues - operator error?
Date 2018-09-23 20:40 +0200
Message-ID <wBhst-4aS-1@gated-at.bofh.it> (permalink)
References (7 earlier) <wBcCu-1lU-15@gated-at.bofh.it> <wBcVP-1sh-3@gated-at.bofh.it> <wBdoS-1Ry-11@gated-at.bofh.it> <wBeEi-2wn-11@gated-at.bofh.it> <wBh97-44n-7@gated-at.bofh.it>
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On 9/23/18 11:18 AM, Richard Owlett wrote:
> Is this not creating a partition?
>> root@debian8-6:/home/richard# mkfs.ext4 root_owner=1000:1000 -L 
>> 2018Sept23tst1 /dev/sdb1

No.  The "mkfs.ext4" command creates a file system on a pre-existing 
device or partition (e.g. /dev/sdb1).


> I want to use CLI to take a USB connected drive from a known state
> [i.e. dd if=/dev/zero ...] to an ext4 partitioned device 

I use dd(1) to erase devices, as you already did.  Erasing the first 
megabyte and the last megabyte should meet your needs.


I use parted(8) to create partition tables and to create partitions. 
Creating an MS-DOS partition table and creating one primary partition 
using 100% of the available space should meet your needs.


I use mkfs(8) (or a file system-specific sub-command) to create file 
systems, as you already tried.  'man mkfs.ext' redirects to mke2fs(8); 
that should meet your needs.


After you have done the above steps, you will need to create a mount 
point using mkdir(1), and then mount the file system using mount(8).


> which presents 
> itself as owned by 'richard' of group 'richard'.

Once the file system is mounted, it may or may not be possible to change 
the owner and group using chown(1).  (I typically create a sub-directory 
named after the user, and change the owner and group of that sub-directory.)


David

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Thread

Permission issues - operator error? Richard Owlett <rowlett@cloud85.net> - 2018-09-22 15:40 +0200
  Re: Permission issues - operator error? Dan Purgert <dan@djph.net> - 2018-09-22 16:00 +0200
    Re: Permission issues - operator error? Richard Owlett <rowlett@cloud85.net> - 2018-09-22 16:30 +0200
      Re: Permission issues - operator error? David Christensen <dpchrist@holgerdanske.com> - 2018-09-22 22:50 +0200
        Re: Permission issues - operator error? Richard Owlett <rowlett@cloud85.net> - 2018-09-23 02:40 +0200
          Re: Permission issues - operator error? David Christensen <dpchrist@holgerdanske.com> - 2018-09-23 05:00 +0200
            Re: Permission issues - operator error? Richard Owlett <rowlett@cloud85.net> - 2018-09-23 11:30 +0200
              Re: Permission issues - operator error? Richard Owlett <rowlett@cloud85.net> - 2018-09-23 15:30 +0200
                Re: Permission issues - operator error? Tom Furie <tom@furie.org.uk> - 2018-09-23 15:50 +0200
                Re: Permission issues - operator error? Richard Owlett <rowlett@cloud85.net> - 2018-09-23 16:20 +0200
                Re: Permission issues - operator error? Andy Smith <andy@strugglers.net> - 2018-09-23 17:40 +0200
                Re: Permission issues - operator error? Richard Owlett <rowlett@cloud85.net> - 2018-09-23 20:20 +0200
                Re: Permission issues - operator error? David Christensen <dpchrist@holgerdanske.com> - 2018-09-23 20:40 +0200
                Re: Permission issues - operator error? David Christensen <dpchrist@holgerdanske.com> - 2018-09-23 20:40 +0200
                Re: Permission issues - operator error? David Christensen <dpchrist@holgerdanske.com> - 2018-09-24 03:40 +0200
                Re: Permission issues - operator error? Andy Smith <andy@strugglers.net> - 2018-09-23 21:10 +0200
                Re: Permission issues - operator error? Richard Hector <richard@walnut.gen.nz> - 2018-09-24 05:10 +0200
  Underlying problems - was [Re: Permission issues - operator error?] Richard Owlett <rowlett@cloud85.net> - 2018-09-24 18:40 +0200

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