[Proposal] Add ability to read authorized keys from shell script instead of file

[Damien Miller]

On Tue, 22 Oct 2013, Constantine wrote:

> File authorized_keys is unusable for mass key storage and manipulation. I
> wan to store keys in something like mysql server, but It will add big
> unwanted dependency to package. What if we use auth_rsa.c but instead
> search in file send key to some script and read sigle return value if key
> finded and empty if not. I think it will be very customizable.

You mean like AuthorizedKeysCommand in OpenSSH 6.2?