├── with_screen
    ├── start-server.sh
    ├── minecraft.service
    └── README.md
├── minecraft.service
└── README.md


/with_screen/start-server.sh:
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1 | #!/bin/bash
2 | 
3 | # Create screen "minecraft"
4 | screen -dmS minecraft
5 | 
6 | # Start the server in that screen
7 | screen -S minecraft -X stuff '/usr/bin/java -Xmx1G -jar /var/minecraft/server/server.jar nogui\n'
8 | 


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/minecraft.service:
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 1 | [Unit]
 2 | Description=Minecraft Server
 3 | 
 4 | Wants=network.target
 5 | After=network.target
 6 | 
 7 | [Service]
 8 | User=minecraft
 9 | Group=minecraft
10 | Nice=5
11 | KillMode=control-group
12 | SuccessExitStatus=0 1
13 | 
14 | ProtectHome=true
15 | ProtectSystem=full
16 | PrivateDevices=true
17 | NoNewPrivileges=true
18 | PrivateTmp=true
19 | InaccessibleDirectories=/root /sys /srv -/opt /media -/lost+found
20 | ReadWriteDirectories=/var/minecraft/server
21 | WorkingDirectory=/var/minecraft/server
22 | ExecStart=/usr/bin/java -Xmx1G -jar server.jar nogui
23 | 
24 | [Install]
25 | WantedBy=multi-user.target
26 | 


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/with_screen/minecraft.service:
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 1 | [Unit]
 2 | Description=Minecraft Server
 3 | 
 4 | Wants=network.target
 5 | After=network.target
 6 | 
 7 | [Service]
 8 | User=minecraft
 9 | Group=minecraft
10 | Nice=5
11 | KillMode=control-group
12 | RemainAfterExit=yes
13 | SuccessExitStatus=0 1
14 | 
15 | ProtectHome=true
16 | ProtectSystem=full
17 | PrivateDevices=true
18 | NoNewPrivileges=true
19 | PrivateTmp=true
20 | InaccessibleDirectories=/root /sys /srv -/opt /media -/lost+found
21 | ReadWriteDirectories=/var/minecraft/server
22 | WorkingDirectory=/var/minecraft/server
23 | ExecStart=bash start-server.sh
24 | 
25 | [Install]
26 | WantedBy=multi-user.target
27 | 


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/with_screen/README.md:
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 1 | # Prerequisites
 2 | * user "minecraft"
 3 |   * member of group "minecraft" (`groupadd -r minecraft`)
 4 |   * home at /var/minecraft/ (`useradd -r -g minecraft -d "/var/minecraft" -s "/bin/bash" minecraft`)
 5 |   * ownes /var/minecraft/server (`chown minecraft.minecraft -R /var/minecraft/`)
 6 | * server.jar at /var/minecraft/server/server.jar
 7 | 
 8 | # Usage
 9 | 1. Write the minecraft.service file in /etc/systemd/system/
10 | 1. Write the start-server.sh script in /var/minecraft/server/
11 | 1. Run `systemctl daemon-reload`
12 | 1. Use normal systemd commands to start/stop/enable the minecraft server. (https://wiki.ubuntuusers.de/systemd/systemctl/)
13 | 
14 | ## Connecting to server console
15 | 1. Switch to user "minecraft" (`sudo su minecraft`)
16 | 1. Run `screen -r minecraft`
17 | 1. Disconnect using `ctrl + a` followed by `d` (https://wiki.ubuntuusers.de/Screen/)
18 | 


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/README.md:
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 1 | # minecraft-systemd-service-file
 2 | Systemd service file to start/stop/enable a minecraft server. If you want to connect to the server console later, use the "with screen" solution.
 3 | 
 4 | ## Prerequisites
 5 | * user "minecraft"
 6 |   * member of group "minecraft" (`groupadd -r minecraft`)
 7 |   * home at /var/minecraft/ (`useradd -r -g minecraft -d "/var/minecraft" -s "/bin/bash" minecraft`)
 8 |   * ownes /var/minecraft/server (`chown minecraft.minecraft -R /var/minecraft/`)
 9 | * server.jar at /var/minecraft/server/server.jar
10 | 
11 | ## Usage Without Screen
12 | 1. Write the minecraft.service file in /etc/systemd/system/
13 | 1. Run `systemctl daemon-reload`
14 | 1. Use normal systemd commands to start/stop/enable the minecraft server. (https://wiki.ubuntuusers.de/systemd/systemctl/)
15 | 
16 | ## Usage With Screen
17 | 1. Use the files provided in the "with_screen" directory of this repository.
18 | 1. Write the minecraft.service file in /etc/systemd/system/
19 | 1. Write the start-server.sh script in /var/minecraft/server/
20 | 1. Run `systemctl daemon-reload`
21 | 1. Use normal systemd commands to start/stop/enable the minecraft server. (https://wiki.ubuntuusers.de/systemd/systemctl/)
22 | 
23 | ### Connecting to server console
24 | 1. Switch to user "minecraft" (`sudo su minecraft`)
25 | 1. Run `screen -r minecraft`
26 | 1. Disconnect using `ctrl + a` followed by `d` (https://wiki.ubuntuusers.de/Screen/)
27 | 


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