add assets

systemd/mc-backup

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+tar -caf /home/minecraftuser/backup/`date --iso`.tar.xz /home/minecraftuser/minecraftdir/ 
+rm /home/minecraftuser/backup/`date --iso --date='14 days ago'`.tar.xz || echo "no old backups to delete!"
+

systemd/mc-backup.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=Minecraft backup                       
+
+[Install]
+WantedBy=timers.target
+
+[Service]
+Type=oneshot
+ExecStart=/home/minecraftuser/.local/bin/mc-backup
+User=minecraftuser
+Group=minecraftuser
+WorkingDirectory=/home/minecraftuser/backup
+

systemd/mc-backup.timer

@@ -0,0 +1,10 @@
+[Unit]
+Description=Minecraft daily backup                 
+
+[Timer]
+OnCalendar=daily
+Persistent=false
+
+[Install]
+WantedBy=timers.target
+

systemd/mc-server.service

@@ -0,0 +1,15 @@
+[Unit]
+Description=Minecraft server
+After=network-online.target
+
+[Service]
+Type=simple
+User=minecraftuser
+WorkingDirectory=/home/minecraftuser/minecraftdir
+ExecStart=/usr/bin/screen -D -m -S mc-server /usr/bin/java -Xms3G -Xmx3G -jar  /home/minecraftuser/minecraftdir/server.jar
+ExecStop=/usr/bin/screen -S mc-server -p0 -X stuff 'stop^M'
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+