minecraft: Add automatic restart scheduling

This starts/stops the server at 2 pm and 4 am respectively. This
should hopefully fix some of the issues caused by shoddy programming.

configuration/default.nix

@@ -20,6 +20,8 @@
     trustedUsers = [ "@wheel" ];
   };
 
+  boot.kernelParams = [ "highres=off" "nohz=off" ];
+
   networking = {
     hostName = "tlaternet";
 

configuration/services/configs/minecraft/voor-kia/server.properties

@@ -5,7 +5,7 @@ allow-nether=true
 broadcast-console-to-ops=true
 broadcast-rcon-to-ops=true
 difficulty=normal
-enable-command-block=false
+enable-command-block=true
 enable-jmx-monitoring=false
 enable-query=false
 enable-rcon=false

configuration/services/minecraft.nix

@@ -90,6 +90,7 @@ in {
       };
     };
 
+    extraOptions = [ "--cpus=1.0" ];
     autoStart = false;
     ports = [ "25565:25565" ];
     volumes = [
@@ -101,4 +102,31 @@ in {
       "${whitelist}:/var/lib/minecraft/whitelist.json:ro"
     ];
   };
+
+  systemd.timers.podman-minecraft-voor-kia-off = {
+    description = "Turns off the minecraft server every day at 4 am";
+    wantedBy = [ "podman-minecraft-voor-kia.service" ];
+    timerConfig = {
+      Unit = "podman-minecraft-voor-kia-starter@stop.service";
+      OnCalendar = "04:00:00";
+    };
+  };
+
+  systemd.timers.podman-minecraft-voor-kia-on = {
+    description = "Turns on the minecraft server every day at 2 pm";
+    wantedBy = [ "podman-minecraft-voor-kia.service" ];
+    timerConfig = {
+      Unit = "podman-minecraft-voor-kia-starter@start.service";
+      OnCalendar = "14:00:00";
+    };
+  };
+
+  systemd.services."podman-minecraft-voor-kia-starter@" = {
+    description = "Unit to stop/start the minecraft server";
+    serviceConfig = {
+      ExecStart =
+        "${pkgs.systemd}/bin/systemctl %i podman-minecraft-voor-kia.service";
+      Type = "oneshot";
+    };
+  };
 }

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "flake-utils": {
       "locked": {
-        "lastModified": 1622445595,
-        "narHash": "sha256-m+JRe6Wc5OZ/mKw2bB3+Tl0ZbtyxxxfnAWln8Q5qs+Y=",
+        "lastModified": 1629481132,
+        "narHash": "sha256-JHgasjPR0/J1J3DRm4KxM4zTyAj4IOJY8vIl75v/kPI=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "7d706970d94bc5559077eb1a6600afddcd25a7c8",
+        "rev": "997f7efcb746a9c140ce1f13c72263189225f482",
         "type": "github"
       },
       "original": {
@@ -37,11 +37,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1623143341,
-        "narHash": "sha256-a8NjpJVvJkb3ehu/KP1OaWwlRexom2D7lQEH5uCO9yA=",
+        "lastModified": 1629744693,
+        "narHash": "sha256-guZxgF5v8Avqpdu5M/F3ygZ4f67Y6ruS7y2kA5yUhZE=",
         "owner": "nixos",
         "repo": "nixos-hardware",
-        "rev": "fccbee72df707c3fb074854668deee6e1ff02351",
+        "rev": "de40acde6c056a7c5f3c9ad4dca0c172fa35d207",
         "type": "github"
       },
       "original": {
@@ -53,11 +53,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1622922048,
-        "narHash": "sha256-nTyKxe0n7l/4HSmYaIN+63WQrvHrTJY6drSwP7bMqhU=",
+        "lastModified": 1629379628,
+        "narHash": "sha256-dI8wpEo7wIVWoTUk2oyWFUnlVHNKLs+ren1TqITN1mI=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "5de44c15758465f8ddf84d541ba300b48e56eda4",
+        "rev": "a1007637cea374bd1bafd754cfd5388894c49129",
         "type": "github"
       },
       "original": {

pkgs/minecraft/forge-server.nix

@@ -7,6 +7,7 @@ let
   mirror = "https://files.minecraftforge.net/maven/net/minecraftforge/forge";
   src = fetchurl {
     url = "${mirror}/${version}/forge-${version}-installer.jar";
+    curlOpts = "--globoff";
     # Forge doesn't seem to like newer shas
     sha1 = "e97821e5431bdcaa46e12048769922e2cdb5e2e1";
   };