[Samba] USB Drive Permissions?

noleksin at gmail.com noleksin at gmail.com
Tue Oct 4 12:31:47 MDT 2011


Hi Chris
An update...
Sharing /media worked, but I still cannot access /media/Personal1, which is  
actually a Western Digital portable HD.
I can see all the directories in /media. I made a test folder called  
public, chmod 777, and I can edit files in there from my client.

The Disk Utility reports that the drive is Partition Type HPFS/NTFS, Type:  
NTFS.

Not sure how to figure out what Ubuntu is using for automount...

On , noleksin at gmail.com wrote:
> Hi Chris:
> Thanks for the help. I will investigate the automounter documentation re:  
> filesystem types and permissions.
> Can you help me understand what "Force user" mode is?
> I am going to try to share /media with "User" authentication mode.
> Thanks again

> On , Chris Weiss cweiss at gmail.com> wrote:
> > On Tue, Oct 4, 2011 at 12:11 PM, Nicholas Oleksinski  
> noleksin at gmail.com> wrote:
> >
> > > I just installed Samba on my Karmic box and I am trying to share a  
> USB drive
> >
> > > that has been mounted to /media/Personal1.
> >
> > > 1) It is owned by noleks (me)
> >
> > > 2) Its permissions are 700, unchangeable (?)
> >
> >
> >
> > To change default permissions, you'd have to consult your automounter
> >
> > docs. As most usb sticks are fat32, they don't actually have
> >
> > permissions, so what you are seeing is a posix permission emulation
> >
> > layer in the vfat fs driver, which is controlled by mount flags.
> >
> >
> >
> > However, and a bigger problem, is that when you make a share on a
> >
> > mount point and the connect to it, smbd will tend to lock the mount
> >
> > point and you won't be able to cleanly unmount the disk without
> >
> > manually killing the smbd process that has it locked.
> >
> >
> >
> > What I have done in the past is to share out /media with the "force
> >
> > user" option so that access to the usb disks is done as my desktop
> >
> > login user. As I recall, this locks /media but not /media/Personal1
> >
> > so that issue is resolved. The force user option is a lot easier to
> >
> > deal with than automounters. And sharing /media means all your usb
> >
> > drives will work without adding a share for each one. you also get
> >
> > cd/dvd-rom sharing.
> >
> >


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