[Unit]
Description=Spigot server daemon
After=network.target

[Service]
Type=forking
WorkingDirectory=/srv/craftbukkit/
KillMode=none
ExecStart=/usr/bin/screen -dmS craftbukkit su craftbukkit -c "/usr/bin/java -Xms1024M -Xmx1536M -XX:MaxPermSize=128M -XX:ParallelGCThreads=$(nproc) -jar /srv/craftbukkit/spigot.jar nogui"
ExecStop=/usr/bin/screen -S craftbukkit -X stuff 'stop\n'
Restart=always

[Install]
WantedBy=multi-user.target