85 lines
2.6 KiB
Nix
85 lines
2.6 KiB
Nix
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{ lib, pkgs, ... }:
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let
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papermc = {
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ram = 4; # In GB
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version = "1.17.1";
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build = 189;
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sha256 = "06g2vs8z7k9bl8asjgdz9h8fkd93xam2lbrgmzgamwjp94gvfvrn";
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};
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port = 43000;
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rconPort = 25575;
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in
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{
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# Remote administration
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environment.systemPackages = [ pkgs.mcrcon ];
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# Use papermc
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nixpkgs.overlays = [
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(self: super: {
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minecraft-server = super.minecraft-server.overrideAttrs (old: {
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src = pkgs.fetchurl {
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url = with papermc;
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"https://papermc.io/api/v2/projects/paper/versions/${version}/builds/${toString build}/downloads/paper-${version}-${toString build}.jar";
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sha256 = papermc.sha256;
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};
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});
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})
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];
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services.minecraft-server = {
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enable = true;
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eula = true;
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declarative = true;
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jvmOpts = with papermc;
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"-Xms${toString ram}G -Xmx${toString ram}G -XX:+UseG1GC -XX:+ParallelRefProcEnabled -XX:MaxGCPauseMillis=200 -XX:+UnlockExperimentalVMOptions -XX:+DisableExplicitGC -XX:+AlwaysPreTouch -XX:G1NewSizePercent=30 -XX:G1MaxNewSizePercent=40 -XX:G1HeapRegionSize=8M -XX:G1ReservePercent=20 -XX:G1HeapWastePercent=5 -XX:G1MixedGCCountTarget=4 -XX:InitiatingHeapOccupancyPercent=15 -XX:G1MixedGCLiveThresholdPercent=90 -XX:G1RSetUpdatingPauseTimePercent=5 -XX:SurvivorRatio=32 -XX:+PerfDisableSharedMem -XX:MaxTenuringThreshold=1";
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# To get the uuids: https://mcuuid.net/
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whitelist = {
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gabriel_dr_dl = "53fced49-da51-4c82-b1d0-37168029db08";
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aimie_dodo = "d10be020-a612-47e5-b0d0-938b9a7eb58e";
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};
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serverProperties = {
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server-port = port;
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difficulty = "normal";
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gamemode = "survival";
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max-players = 42;
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motd = "This is a test and it will break";
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view-distance = 7;
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# Map settings
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level-seed = "9058136630944956755";
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level-name = "Public COF";
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level-type = "default";
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spawn-animals = true;
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spawn-monsters = true;
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spawn-npcs = true;
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generate-structures = true;
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enable-command-block = false;
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# Whitelist
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white-list = true;
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enforce-whitelist = true;
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# Admin
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enable-rcon = true;
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"rcon.password" =
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''yQZ>O.%]fB{'E.X=HI1/En~i-''; # TODO Warning: it is written in clear in /var/lib/... with read permissions and mcrcom will transmit it without encryption
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"rcon.port" = rconPort;
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admin-slot = true;
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snoop-enabled = false;
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public = false;
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# enable-jmx-monitoring = true; # https://docs.oracle.com/javase/8/docs/technotes/guides/management/agent.html
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};
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};
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networking.firewall.allowedTCPPorts = [ port ];
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networking.firewall.allowedUDPPorts = [ port ];
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}
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