Re: sshfs has fubared mount
On Tue 09 Feb 2021 at 00:01:03 (-0500), Gene Heskett wrote:
> I have sshfs setup so I can move files around between this box and 4
> others, 3 of which are now running buster. Works only for the user, me.
>
> Same install medium, a usb key, has installed buster to a 5th machine,
> which is identical to two of the other 4.
>
> But the mount permissions are inverted, only root can mount this 5th
> machine. ssh -Y aliasname works normally, and I am logged into this 5th
> machine fron a konsole as me, user 1000.
>
> Only I can execute these 4 lines of a script in my bin directory
> #!/bin/bash
> sshfs gene@sixty40.coyote.den:/ /sshnet/sixty40
> sshfs gene@lathe:/ /sshnet/lathe
> sshfs gene@GO704:/ /sshnet/GO704
> sshfs pi@rpi4:/ /sshnet/rpi4
>
> but only root can execute this last line
>
> sshfs gene@Hardinge1:/ /sshnet/Hardinge1
>
> generating this error when I run this script as me.
> gene@coyote:~$ bin/mount-machines
> fuse: mountpoint is not empty
> fuse: if you are sure this is safe, use the 'nonempty' mount option
> fuse: mountpoint is not empty
> fuse: if you are sure this is safe, use the 'nonempty' mount option
> fuse: mountpoint is not empty
> fuse: if you are sure this is safe, use the 'nonempty' mount option
> fuse: mountpoint is not empty
> fuse: if you are sure this is safe, use the 'nonempty' mount option
>
> The above mounts have already been done, and the onwership and perms
> of /sshnet/Hardinge1 are identical to the other 4 above
>
> fusermount: user has no write access to mountpoint /sshnet/Hardinge1
That's correct, isn't it?
> which is
> ls -la /sshnet/ (on this machine)
> total 84
> drwxr-xr-x 9 gene gene 4096 Feb 8 10:10 .
> drwxr-xr-x 28 root root 4096 Dec 12 03:44 ..
> drwxr-xr-x 1 root root 4096 Feb 4 15:59 GO704
> drwxr-xr-x 2 root root 4096 Feb 8 10:10 Hardinge1
↑
Root has write permission on that mount point, but not gene.
> drwxr-xr-x 1 root root 4096 Feb 3 14:16 lathe
↑↑↑↑
You say this mount point has already been mounted on, so that won't
be the ownership of the mount point, but of what's mounted on it.
> drwxr-xr-x 2 root root 4096 Apr 25 2019 redpitaya
> drwxr-xr-x 1 root root 4096 Feb 1 04:46 rpi4
> drwxr-xr-x 1 root root 4096 Feb 4 15:43 sixty40
> drwxr-xr-x 2 root root 4096 May 2 2019 vna
>
> How do I fix this? I do not want a root perms holder to have access.
> Anything I need to do to any of thse machines that needs root, can be
> done with sudo from a normal login as the first user.
Change the ownership of Hardinge1.
Cheers,
David.
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