add some nixos configs

nixos/vultr-server/configuration.nix

@@ -0,0 +1,154 @@
+{ config, pkgs, ... }:
+
+{
+  imports =
+    [ # Include the results of the hardware scan.
+      ./hardware-configuration.nix
+      ./mail.nix
+    ];
+
+  # Use the GRUB 2 boot loader.
+  boot.loader.grub.enable = true;
+  # boot.loader.grub.efiSupport = true;
+  # boot.loader.grub.efiInstallAsRemovable = true;
+  # boot.loader.efi.efiSysMountPoint = "/boot/efi";
+  # Define on which hard drive you want to install Grub.
+  boot.loader.grub.device = "/dev/vda"; # or "nodev" for efi only
+
+  networking.hostName = "netbox"; # Define your hostname.
+  # Pick only one of the below networking options.
+  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
+  networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.
+
+  # Set your time zone.
+  # time.timeZone = "Europe/Amsterdam";
+
+  # Configure network proxy if necessary
+  # networking.proxy.default = "http://user:password@proxy:port/";
+  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
+
+  # Select internationalisation properties.
+  i18n.defaultLocale = "en_US.UTF-8";
+  # console = {
+  #   font = "Lat2-Terminus16";
+  #   keyMap = "us";
+  #   useXkbConfig = true; # use xkbOptions in tty.
+  # };
+
+  # Enable the X11 windowing system.
+  # services.xserver.enable = true;
+
+  # Configure keymap in X11
+  # services.xserver.layout = "us";
+  # services.xserver.xkbOptions = "eurosign:e,caps:escape";
+
+  # Enable CUPS to print documents.
+  # services.printing.enable = true;
+
+  # Enable sound.
+  # sound.enable = true;
+  # hardware.pulseaudio.enable = true;
+
+  # Enable touchpad support (enabled default in most desktopManager).
+  # services.xserver.libinput.enable = true;
+
+  # Define a user account. Don't forget to set a password with ‘passwd’.
+  users.users.useracc = {
+    isNormalUser = true;
+    extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
+  };
+
+  # List packages installed in system profile. To search, run:
+  # $ nix search wget
+  environment.systemPackages = with pkgs; [
+    neovim
+    curl
+    git
+    tree
+    dig
+  ];
+
+  # Some programs need SUID wrappers, can be configured further or are
+  # started in user sessions.
+  # programs.mtr.enable = true;
+  # programs.gnupg.agent = {
+  #   enable = true;
+  #   enableSSHSupport = true;
+  # };
+
+  # List services that you want to enable:
+
+  # Enable the OpenSSH daemon.
+  services.openssh = {
+    enable = true;
+    ports = [55555];
+  };
+
+  networking.usePredictableInterfaceNames = false;
+
+  services.gitea = {
+    enable = true;
+    appName = "crappy code"; # Give the site a name
+    database = {
+      type = "postgres";
+      passwordFile = "/etc/gittea-pass";
+    };
+    domain = "git.beepboop.systems";
+    rootUrl = "https://git.beepboop.systems/";
+    httpPort = 3001;
+  };
+
+  services.postgresql = {
+    enable = true;                # Ensure postgresql is enabled
+    authentication = ''
+      local gitea all ident map=gitea-users
+    '';
+    identMap =                    # Map the gitea user to postgresql
+      ''
+        gitea-users gitea gitea
+      '';
+  };
+
+  services.nginx.enable = true;
+
+  services.nginx.virtualHosts."beepboop.systems" = {
+    addSSL = true;
+    enableACME = true;
+    root = "/var/www/beepboop.systems";
+  };
+
+  services.nginx.virtualHosts."mail.beepboop.systems" = {
+    addSSL = true;
+    enableACME = true;
+    root = "/var/www/mail.beepboop.systems";
+  };
+
+  services.nginx.virtualHosts."git.beepboop.systems" = {
+    addSSL = true;
+    enableACME = true;
+    locations."/".proxyPass = "http://localhost:3001";
+  };
+
+  security.acme = {
+    acceptTerms = true;
+    email = "nickforanick@protonmail.com";
+  };
+
+  # Open ports in the firewall.
+  networking.firewall.enable = false;
+  networking.firewall.allowedTCPPorts = [ 55555 80 443 ];
+  # networking.firewall.allowedUDPPorts = [ ... ];
+
+  # Copy the NixOS configuration file and link it from the resulting system
+  # (/run/current-system/configuration.nix). This is useful in case you
+  # accidentally delete configuration.nix.
+  # system.copySystemConfiguration = true;
+
+  # This value determines the NixOS release from which the default
+  # settings for stateful data, like file locations and database versions
+  # on your system were taken. It's perfectly fine and recommended to leave
+  # this value at the release version of the first install of this system.
+  # Before changing this value read the documentation for this option
+  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
+  system.stateVersion = "23.05"; # Did you read the comment?
+}

nixos/vultr-server/hardware-configuration.nix

@@ -0,0 +1,37 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports = [ ];
+
+  boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "virtio_pci" "sr_mod" "virtio_blk" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/a57b82ca-7bfd-458e-b3e8-4962511cc0b8";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/DF39-1ECE";
+      fsType = "vfat";
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-uuid/57fbd850-1ced-4e21-9e52-4f3b529c61b0"; }
+    ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.ens3.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  virtualisation.hypervGuest.enable = true;
+}

nixos/vultr-server/mail.nix

@@ -0,0 +1,28 @@
+{ config, pkgs, ... }:
+let release = "nixos-23.05";
+in {
+  imports = [
+    (builtins.fetchTarball {
+      url = "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/archive/${release}/nixos-mailserver-${release}.tar.gz";
+      # This hash needs to be updated
+      sha256 = "1ngil2shzkf61qxiqw11awyl81cr7ks2kv3r3k243zz7v2xakm5c";
+    })
+  ];
+
+  mailserver = {
+    enable = true;
+    fqdn = "mail.beepboop.systems";
+    domains = [ "beepboop.systems" ];
+    loginAccounts = {
+        "ryan@beepboop.systems" = {
+            # nix-shell -p mkpasswd --run 'mkpasswd -sm bcrypt' > /hashed/password/file/location
+            hashedPasswordFile = "/etc/ryan-beepboop-systemsuser-pass";
+
+            aliases = [
+                "info@beepboop.systems"
+                "postmaster@beepboop.systems"
+            ];
+        };
+    };
+  };
+}