Write only directory.

[Paul Halliday]

On Mon, May 7, 2012 at 3:49 PM, Randal L. Schwartz
<merlyn at stonehenge.com> wrote:
>>>>>> "Paul" == Paul Halliday <paul.halliday at gmail.com> writes:
>
> Paul> Is it possible to let a user write to a directory but not access the
> Paul> file after they write it?
>
> Paul> The file is being transferred via scp and after the transfer I don't
> Paul> want them to be able to re-fetch or even get a directory listing.
>
> scp is via ssh.  with ssh, they get a complete command line.  how are
> you going to prevent *that*?

The users shell is /bin/false

and sshd is setup like:

Match User a_user
    ChrootDirectory %h
    ForceCommand internal-sftp
    AllowTcpForwarding no