initial commit

configuration.nix

@@ -0,0 +1,76 @@
+{ inputs, lib, pkgs, ... }:
+{
+  nix.settings.experimental-features = [
+    "nix-command"
+    "flakes"
+  ];
+
+  environment.systemPackages = with pkgs; [
+    vim
+    git
+  ];
+
+  users.users.reudy = {
+    isNormalUser = true;
+    extraGroups = [ "wheel" ]; #sudo
+    openssh.authorizedKeys.keys = [
+      "ssh-rsa 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 root@DESKTOP-40EVMS3"
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJahgKnADam4PGc9TiANkWGx09uNuS42tllj70UuyzPf u0_a279@localhost"
+    ];
+  };
+  security.sudo.wheelNeedsPassword = true;
+
+
+  services.openssh = {
+    enable = true;
+
+    # Allow root login with password, needed for passwords set through vpsAdmin
+    settings = {
+      PermitRootLogin = "no";
+      PasswordAuthentication = false;
+      KbdInteractiveAuthentication = false;
+      X11Forwarding = false;
+      AllowUsers = [ "reudy" ];
+    };
+
+    ports = [ 14902 ];
+
+    # Needed for public keys deployed through vpsAdmin, can be disabled if you
+    # authorize your keys in configuration
+    authorizedKeysInHomedir = true;
+  };
+
+  # fail2ban
+  services.fail2ban = {
+    enable = true;
+    maxretry = 5;
+    bantime = "24h";
+    bantime-increment = {
+      enable = true;
+      multipliers = "1 2 4 8 16 32 64";
+      maxtime = "168h";
+      overalljails = true;
+    };
+    jails.sshd.settings = {
+      enabled = true;
+      port = "14902";
+      maxretry = 3;
+      findtime = "10m";
+      bantime = "1h";
+    };
+  };
+  
+  # Networking
+  networking.firewall = {
+    enable = true;
+    allowedTCPPorts = [ 80 443 14902 ]; # http https ssh
+  };
+
+  systemd.settings.Manager = {
+    DefaultTimeoutStartSec = "900s";
+  };
+
+  time.timeZone = "Europe/Amsterdam";
+
+  system.stateVersion = "25.11";
+}