[Unit]
Description=Play2 Server for <site>
After=network.target

[Service]
Type=simple
PIDFile=<path>/RUNNING_PID

ExecStartPre=[ -e <path>/RUNNING_PID ] && rm <path>/RUNNING_PID
ExecStart=<path>/bin/server
ExecStop=/bin/kill $MAINPID
ExecStopPost=[ -e <path>/RUNNING_PID ] && rm <path>/RUNNING_PID
ExecRestart=/bin/kill $MAINPID
Restart=true

[Install]
WantedBy=multi-user.target