{ pkgs, lib, config, inputs, secrets, ... }: let cfg = config.services.minecraft-servers; # See https://docs.papermc.io/paper/aikars-flags jvmOpts = lib.concatStringsSep " " [ "-Xms5G" "-Xmx15G" "-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" "-Dusing.aikars.flags=https://mcflags.emc.gs" "-Daikars.new.flags=true" ]; # serverPackage = inputs.minecraft.packages.x86_64-linux.paper-server-1_20_2; # serverPackage = pkgs.paperServers.paper-1_20_2; # lazymc-config = ((pkgs.formats.toml { }).generate "lazymc.toml" { # # public = { # # version = builtins.head # # (builtins.match "([[:digit:]].*[[:digit:]]*.[[:digit:]]*)-build.*" serverPackage.version); # # protocol = 765; # # }; # server = { # directory = "${cfg.dataDir}/kakuland"; # command = "${serverPackage}/bin/minecraft-server ${jvmOpts}"; # freeze_process = false; # probe_on_start = true; # }; # rcon = { # enabled = true; # password = "mcrcond"; # randomize_password = false; # }; # advanced.rewrite_server_properties = false; # }).override { # runCommand = pkgs.runCommandLocal; # }; # lazymcServerPackage = pkgs.writeShellScriptBin "minecraft-server" '' # exec ${lib.getExe pkgs.lazymc} -c ${lazymc-config} # ''; in { # ugly hack for https://github.com/Infinidoge/nix-minecraft/pull/54 services.minecraft-server.dataDir = "/srv/minecraft"; services.minecraft-servers = { enable = true; eula = true; openFirewall = true; dataDir = "/var/lib/minecraft"; servers.kakuland = { enable = true; # package = lazymcServerPackage; package = pkgs.paperServers.paper-1_20_4; serverProperties = { allow-flight = true; allow-nether = true; broadcast-console-to-ops = true; broadcast-rcon-to-ops = true; debug = false; difficulty = "easy"; enable-command-block = false; enable-jmx-monitoring = false; enable-query = false; enable-status = true; enforce-secure-profile = false; enforce-whitelist = false; entity-broadcast-range-percentage = 100; force-gamemode = false; function-permission-level = 2; gamemode = "survival"; generate-structures = true; # generator-settings={} hardcore = false; hide-online-players = false; level-name = "world"; # level-seed = level-type = "default"; max-chained-neighbor-updates = 1000000; max-players = 2; max-tick-time = 60000; max-world-size = 29999984; motd = "Yaba Saba"; network-compression-threshold = 256; online-mode = true; op-permission-level = 4; player-idle-timeout = 0; prevent-proxy-connections = false; previews-chat = false; pvp = true; # "query.port" = 25565; rate-limit = 0; enable-rcon = true; "rcon.password" = "mcrcond"; "rcon.port" = 25575; require-resource-pack = false; # resource-pack= # resource-pack-prompt= # resource-pack-sha1= server-ip = "0.0.0.0"; server-port = 25565; # server-port = 25566; simulation-distance = 10; spawn-animals = true; spawn-monsters = true; spawn-npcs = true; spawn-protection = 16; sync-chunk-writes = true; # text-filtering-config= use-native-transport = true; view-distance = 10; white-list = true; }; inherit jvmOpts; symlinks = let rawFile = file: pkgs.runCommandLocal (builtins.baseNameOf file) {} '' ln -s ${file} $out ''; yamlFormat = pkgs.formats.yaml {}; yamlConfig = name: file: env: yamlFormat.generate "minecraft-server-plugin-${name}-configuration.yml" (import file env); in { "server-icon.png" = rawFile ./extraFiles/server-icon.png; "plugins/dynmap/configuration.txt" = yamlConfig "dynmap" ./pluginConfigs/dynmap.nix { inherit secrets; }; "plugins/VeinMiner/config.yml" = yamlConfig "VeinMiner" ./pluginConfigs/veinMiner.nix { }; "plugins/SmoothTimber/config.yml" = yamlConfig "SmoothTimber" ./pluginConfigs/smoothTimber.nix { }; "plugins/SilkSpawners/config.yml" = yamlConfig "SilkSpawners" ./pluginConfigs/silkSpawners.nix { }; "plugins/OnePlayerSleep/config.yml" = yamlConfig "OnePlayerSleep" ./pluginConfigs/onePlayerSleep.nix { }; "plugins/ServerBackup/config.yml" = yamlConfig "ServerBackup" ./pluginConfigs/serverBackup.nix { }; }; }; }; services.postgresql = let o = lib.optional; db = name: { inherit name; ensureDBOwnership = true; }; in { enable = true; ensureDatabases = (o config.services.minecraft-servers.enable "dynmap"); ensureUsers = (o config.services.minecraft-servers.enable (db "dynmap")); }; systemd.services.minecraft-server-kakuland.requires = [ "postgresql.service" ]; systemd.services.minecraft-server-kakuland.after = [ "postgresql.service" # "data2-momiji.mount" ]; networking.firewall.allowedTCPPorts = [ 25565 ]; networking.firewall.allowedUDPPorts = [ 25565 ]; }