One AMI now self-configures from user-data or, when absent, enrolls over serial. Updates #1866 Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
Updates #1866 Change-Id: I546316cb833bf2919e0d6f55cdc9951f375f165b Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>