initial commit here we are

appserver/ollama.nix

@@ -0,0 +1,30 @@
+{ config, pkgs, ... }:
+{
+  environment.systemPackages = with pkgs; [
+    ollama
+  ];
+  systemd.services = {
+    ollama = {
+      description = "Server for local large language models";
+      after = ["network-online.target"];
+      wantedBy = ["multi-user.target"];
+      environment = {
+        HOME = "%S/ollama";
+        OLLAMA_HOST = "0.0.0.0";
+        OLLAMA_MODELS = "%S/ollama/models";
+      };
+      serviceConfig = {
+        Type = "simple";
+        User = "ollama";
+        Group = "ollama";
+        Restart = "always";
+        RestartSec = "3";
+        WorkingDirectory = "/var/lib/ollama";
+        StateDirectory = [ "ollama" ];
+        DynamicUser = true;  
+        ExecStart = "${pkgs.ollama}/bin/ollama serve";
+      };
+    };
+  };
+  networking.firewall.allowedTCPPorts = [ 11434 ];
+}