How to Use

Install ssh-auth-fetcher to /usr/local/bin.
Deploy ssh-auth-fetcher.conf to /usr/local/etc.
- (Optional) Instead of deploy config file, You can generate config file as followings.

echo "key_url=\"https://github.com/\${username}.keys\"" > /usr/local/etc/ssh-auth-fetcher.conf

Specify /usr/local/bin/ssh-auth-fetcher as AuthorizedKeysCommand in /etc/ssh/sshd_config.

AuthorizedKeysCommand /usr/local/bin/ssh-auth-fetcher
AuthorizedKeysCommandUser nobody