Re: Qemu 9pfs sftp chrootdirectory option issue

[john doe <johndoe65534@mail.com>]

On 10/20/2020 7:59 PM, Markus Schönhaber wrote:
> 20.10.20, 18:49 +0200, john doe:
>
> > Debians,
> >
> > According to (1):
> >
> > "ChrootDirectory
> > Specifies a path to chroot(2) to after authentication. This path, and
> > all its components, must be root-owned directories that are not writable
> > by any other user or group. After the chroot, sshd(8)"
> >
> >
> > i'm using the Qemu's 9p implimentation (mapped mode) to share files
> > between guests and host, (2) due to lack of space on the guest.
> > This mountpointis not owned by root and I'm  at a lost on how to have
> > sftp access to that guest while pointing the chroot directory directive
> > to that share.
>
> How about moving the 9pshare to a root-owned directory and pointing the
> ChrootDirectory there, for example:
> share -> /all/owned/by/root/9pshare
> ChrootDirectory -> /all/owned/by/root

Thank you for this.

I can only do that if 'passthrough' is used, as I don't realy understand
the implecations of running qemu as root, I was hoping to find a way
with 'mapped'.
'mapped' requires that the directory on the host is set to the group and
user used by qemu, 'libvirt-qemu in this case.

--
John Doe