nix-configs/nixos-configurations/zeus.nix

{
  config,
  pkgs,
  inputs,
  ezModules,
  modulesPath,
  lib,
  ...
}:
let
  pkgs-unstable = import inputs.nixunstable { inherit (pkgs.stdenv) system; };
in
{
  imports = [
    "${modulesPath}/installer/scan/not-detected.nix"
    inputs.impermanence.nixosModules.impermanence
    inputs.nixos-hardware.nixosModules.supermicro
    inputs.nixos-hardware.nixosModules.common-cpu-amd
    inputs.nixos-hardware.nixosModules.common-cpu-amd-pstate
    inputs.nixos-hardware.nixosModules.common-cpu-amd-zenpower
    inputs.nixos-hardware.nixosModules.common-pc
    ezModules.aarch64-emu
    ezModules.networkd-base
    ezModules.smartd
    ezModules.plymouth
    ezModules.docker-calibre
    ezModules.docker-calibre-web
    ezModules.docker-dind
    ezModules.docker-flaresolverr
    ezModules.docker-forgejo
    ezModules.docker-homeassistant
    ezModules.docker-jellyfin
    ezModules.docker-lazylibrarian
    ezModules.docker-postgres
    ezModules.docker-prowlarr
    ezModules.docker-proxy
    ezModules.docker-qbittorrent
    ezModules.docker-radarr
    ezModules.docker-runner
    ezModules.docker-sonarr
    ezModules.docker-static-web
    ezModules.docker-swag
    ezModules.docker-zwave
  ];

  boot = {
    initrd.availableKernelModules = [
      "ohci_pci"
      "ehci_pci"
      "sata_nv"
      "sd_mod"
    ];
    loader = {
      grub = {
        enable = true;
        efiSupport = true;
        mirroredBoots = [
          {
            devices = [ "nodev" ];
            path = "/efi";
          }
          {
            devices = [ "nodev" ];
            path = "/efi1";
          }
        ];
      };

      efi = {
        canTouchEfiVariables = true;
        efiSysMountPoint = "/efi";
      };
    };

    kernelModules = [ "kvm-amd" ];
    kernelPackages = config.boot.zfs.package.latestCompatibleLinuxPackages;
  };

  fileSystems = {
    "/" = {
      device = "none";
      fsType = "tmpfs";
      options = [
        "defaults"
        "mode=755"
      ];
    };

    "/persist" = {
      device = "zroot/root";
      fsType = "zfs";
      neededForBoot = true;
    };

    "/boot" = {
      device = "zboot/boot";
      fsType = "zfs";
    };

    "/home" = {
      device = "zroot/home";
      fsType = "zfs";
    };

    "/nix" = {
      device = "zroot/nix";
      fsType = "zfs";
    };

    "/var" = {
      device = "zroot/var";
      fsType = "zfs";
    };

    "/video-data" = {
      device = "rpool/video-data";
      fsType = "zfs";
    };

    "/efi" = {
      device = "/dev/disk/by-uuid/6ED6-2ED0";
      fsType = "vfat";
      options = [ "nofail" ];
    };

    "/efi1" = {
      device = "/dev/disk/by-uuid/6A4C-BAFE";
      fsType = "vfat";
      options = [ "nofail" ];
    };
  };

  swapDevices = [
    { device = "/dev/disk/by-uuid/aecf6400-9c9f-43f9-8c57-08f3c8a633e7"; }
    { device = "/dev/disk/by-uuid/3fca7d18-441c-4f39-adad-ffd882b1f210"; }
  ];
  networking = {
    hostName = "zeus"; # Define your hostname.
    hostId = "9e95b576";
  };
  systemd.services = {
    recyclarr = {
      script = "${pkgs-unstable.recyclarr}/bin/recyclarr sync";
      startAt = "daily";
    };
  };
  systemd.network.netdevs = {
    bond0 = {
      netdevConfig = {
        Name = "bond0";
        Kind = "bond";
      };
      bondConfig = {
        Mode = "active-backup";
      };
    };
    lan-shim = {
      netdevConfig = {
        Name = "lan-shim";
        Kind = "macvlan";
        MACAddress = "3e:53:37:25:08:ef";
      };
      macvlanConfig = {
        Mode = "bridge";
      };
    };
  };
  systemd.network.networks = {
    "00-bondage" = {
      name = "eno*";
      networkConfig.Bond = "bond0";
    };
    bond0 = {
      name = "bond0";
      networkConfig.MACVLAN = "lan-shim";
    };
    lan-shim = {
      name = "lan-shim";
      address = [
        "10.42.69.100/24"
        "fd72:3dd5:21ae:3c97:101b:87ff:fe86:5f01/64"
      ];
      dns = [ "10.42.69.2" ];
      domains = [ "icanttype.org" ];
      gateway = [ "10.42.69.1" ];
    };
  };

  virtualisation = {
    podman = {
      defaultNetwork.settings.dns_enabled = true;
      autoPrune.enable = true;
    };
  };
  networking.firewall = {
    interfaces."podman+" = {
      allowedUDPPorts = [ 53 ];
      allowedTCPPorts = [ 53 ];
    };
    allowedUDPPorts = [
      137
      138
    ];
    allowedTCPPorts = [
      139
      445
    ];
  };

  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
  users.users.nixremote = {
    description = "User for remote builds";
    isNormalUser = true;
    uid = 1100;
    openssh.authorizedKeys.keys = [
      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIH7rvqA2VG9kOPHBNgfna0YA+jEjIR6ZAKrdgWVWQjCV root@orangepihole"
    ];
  };
  nix.settings.trusted-users = [ "nixremote" ];
  environment = {
    systemPackages = builtins.attrValues {
      inherit (pkgs)
        vim
        dive
        podman-tui
        docker-compose
        tcpdump
        ethtool
        ;
      inherit (pkgs-unstable) recyclarr;
    };
    persistence."/persist" = {
      enableWarnings = false;
      hideMounts = true;
      directories = [
        "/srv/docker"
        "/tmp"
        "/etc/containers/networks"
      ];
      files = [
        "/etc/machine-id"
        "/etc/adjtime"
        "/etc/ssh/ssh_host_rsa_key"
        "/etc/ssh/ssh_host_rsa_key.pub"
        "/etc/ssh/ssh_host_ed25519_key"
        "/etc/ssh/ssh_host_ed25519_key.pub"
      ];
    };
  };

  services = {
    samba = {
      enable = true;
      shares = {
        media = {
          path = "/video-data";
          browseable = "yes";
          "read only" = "no";
          "guest ok" = "yes";
        };
      };
    };
    avahi = {
      enable = true;
      nssmdns4 = true;
      nssmdns6 = true;
      openFirewall = true;
      extraServiceFiles = {
        smb = ''
          <?xml version="1.0" standalone='no'?><!--*-nxml-*-->
          <!DOCTYPE service-group SYSTEM "avahi-service.dtd">
          <service-group>
            <name replace-wildcards="yes">%h</name>
            <service>
              <type>_smb._tcp</type>
              <port>445</port>
            </service>
          </service-group>
        '';
      };
    };
  };
  services.zfs.autoScrub.enable = true;
  services.zfs.zed.settings = {
    ZED_EMAIL_ADDR = [ "root" ];
    ZED_EMAIL_PROG = "${pkgs.msmtp}/bin/msmtp";
    ZED_EMAIL_OPTS = "@ADDRESS@";
    ZED_NOTIFY_INTERVAL_SECS = 3600;
    ZED_NOTIFY_VERBOSE = true;
    ZED_USE_ENCLOSURE_LEDS = true;
    ZED_SCRUB_AFTER_RESILVER = true;
  };
  services.zfs.zed.enableMail = false;

  system.stateVersion = "23.11"; # Did you read the comment?
  zramSwap.enable = true;
}