{ pkgs, ... }: let ops = pkgs.writeText "ops.json" (builtins.toJSON [ { uuid = "140d177a-966f-41b8-a4c0-e305babd291b"; name = "TLATER"; level = 4; bypassesPlayerLimit = true; } ]); whitelist = pkgs.writeText "whitelist.json" (builtins.toJSON [ { uuid = "59cd1648-14a4-4bcf-8f5a-2e1bde678f2c"; name = "romino25"; } { uuid = "0ab6e3d1-544a-47e7-8538-2e6c248e49a4"; name = "lasi25"; } { uuid = "140d177a-966f-41b8-a4c0-e305babd291b"; name = "TLATER"; } ]); properties = pkgs.writeText "server.properties" '' #Minecraft server properties #Sun Jul 19 16:04:54 GMT 2020 max-tick-time=60000 generator-settings= allow-nether=true force-gamemode=false gamemode=0 enable-query=false player-idle-timeout=0 difficulty=1 spawn-monsters=true op-permission-level=4 pvp=false snooper-enabled=true level-type=DEFAULT hardcore=false enable-command-block=false max-players=4 network-compression-threshold=256 resource-pack-sha1= max-world-size=29999984 server-port=25565 server-ip= spawn-npcs=true allow-flight=true level-name=world view-distance=15 resource-pack= spawn-animals=true white-list=true generate-structures=true online-mode=true max-build-height=256 level-seed= prevent-proxy-connections=false use-native-transport=true motd=Adventures met die broers enable-rcon=false ''; in { docker-containers = { minecraft = { image = "tlaternet/minecraft"; imageFile = pkgs.dockerTools.buildImage { name = "tlaternet/minecraft"; tag = "latest"; runAsRoot = '' mkdir -p /var/lib/ ${pkgs.gzip}/bin/gzip -dc ${./configs/minecraft.tar.gz} | ${pkgs.gnutar}/bin/tar -xf - -C /var/lib echo 'eula=true' > /var/lib/minecraft/eula.txt cp -f ${properties} /var/lib/minecraft ''; config = { Cmd = [ "${pkgs.jre_headless}/bin/java" "-Xms2G" "-Xmx2G" # Using recommended flags from https://mcflags.emc.gs "-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" "-jar" "/var/lib/minecraft/forge-1.12.2-14.23.5.2854.jar" "nogui" ]; Volumes = { "/var/lib/minecraft/world" = {}; }; WorkingDir = "/var/lib/minecraft"; ExposedPorts = { "25565" = {}; }; }; }; ports = [ "25565:25565" ]; volumes = [ "${ops}:/var/lib/minecraft/ops.json:ro" "${whitelist}:/var/lib/minecraft/whitelist.json:ro" ]; }; }; }