key/aziot-keyd/aziot-keyd.socket.in (11 lines of code) (raw):
[Unit]
Description=Azure IoT Keys Service API socket
PartOf=aziot-keyd.service
[Socket]
ListenStream=@socket_dir@/keyd.sock
SocketMode=0660
DirectoryMode=0755
SocketUser=@user_aziotks@
SocketGroup=@user_aziotks@
[Install]
WantedBy=sockets.target