Adding filename verification to sftp-server

John-Mark Gurney jmg at
Sat Nov 7 09:30:08 AEDT 2020

John-Mark Gurney wrote this message on Mon, Oct 19, 2020 at 12:03 -0700:
> In one of the projects, I'd like to restirct what files sftp-server
> can deliver.  The -p, whitelisting requests helps contain the client,
> but does not limit what files they have access too.
> If a user has root on their box, they can of course use chroot, but not
> every person has root, nor the desire to setup a particular user or
> dedicated ssh server for this.
> My thought (and implemented) was to add a simple option to sftp-server
> to add a list of files that open is permitted to open.
> The code is available at:
> on the branch sftp-firewall.
> I wasn't sure what the best way to submit a patch was, so let me know
> if there is a better way.

Ping, never got a response to this email.  Or a direction on where
better to send this.

I'd be nice to at least get a confirmation that OpenSSH devs are not
interested in this patch before I start working on a fork of sftp-server.

  John-Mark Gurney				Voice: +1 415 225 5579

     "All that I will do, has been done, All that I have, has not."

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