nixcfg/systems/x86_64-linux/sgx/default.nix

{ pkgs, lib, config, ... }:
let
  backup_new_path = "/mnt/raid/backup/hoyer/new/";
  restic_repo = "/mnt/backup/restic-repo";
in
{
  imports = [ ./hardware-configuration.nix ];

  sops.secrets.pccs.sopsFile = ../../../.secrets/sgx/pccs.yaml;
  sops.secrets.backup-pw.sopsFile = ../../../.secrets/sgx/backup-s3.yaml;

  plusultra = {
    base.enable = true;
    gui.enable = false;
    nix-ld.enable = true;
    nix.enable = true;
    nix.extra-substituters."https://nixsgx.cachix.org".key = "nixsgx.cachix.org-1:tGi36DlY2joNsIXOlGnSgWW0+E094V6hW0umQRo/KoE=";
    pccs.enable = true;
    pccs.secret = config.sops.secrets.pccs.path;
    podman.enable = true;
    secureboot.enable = true;
    user.extraGroups = [ "docker" "sgx" ];
  };

  virtualisation.docker.enable = true;
  virtualisation.podman.dockerCompat = false;

  system.autoUpgrade = {
    enable = true;
    operation = "boot";
    allowReboot = true;
  };

  security.tpm2.enable = false;
  security.tpm2.abrmd.enable = false;

  # services.aesmd.enable = true;
  services.pcscd.enable = true;

  powerManagement.cpuFreqGovernor = "ondemand";

  system.stateVersion = "23.11";

  environment.etc."sgx_default_qcnl.conf".text = ''
    {
      "pccs_url": "https://127.0.0.1:8081/sgx/certification/v4/",
      "use_secure_cert": false,
      "collateral_service": "https://api.trustedservices.intel.com/sgx/certification/v4/",
      "retry_times": 6,
      "retry_delay": 10,
      "pck_cache_expire_hours": 168,
      "verify_collateral_cache_expire_hours": 168,
      "local_cache_only": false
    }
  '';

  services.netatalk = {
    enable = true;
    settings = {
      Homes = {
        "basedir regex" = "/home";
        path = "Public";
      };
      time-machine = {
        path = "/mnt/backup/tm_share";
        "valid users" = "harald";
        "time machine" = true;
      };
      Qmultimedia = {
        path = "/mnt/raid/Qmultimedia";
      };
    };
  };

  services.avahi = {
    enable = true;
    nssmdns = true;
    publish = {
      enable = true;
      userServices = true;
    };
  };

  services.samba = {
    enable = true;
    securityType = "user";
    extraConfig = ''
      read raw = Yes
      write raw = Yes
      socket options = TCP_NODELAY IPTOS_LOWDELAY SO_RCVBUF=131072 SO_SNDBUF=131072
      min receivefile size = 16384
      use sendfile = true
      aio read size = 16384
      aio write size = 16384
      workgroup = WORKGROUP
      server string = sgx
      netbios name = sgx
      security = user
      #max protocol = smb2
      hosts allow = 192.168.178. 127.0.0.1 localhost 2003::/16 ::1
      hosts deny = ALL
      guest account = nobody
      map to guest = bad user
    '';
    shares = {
      #    public = {
      #      path = "/mnt/Shares/Public";
      #      browseable = "yes";
      #      "read only" = "no";
      #      "guest ok" = "yes";
      #      "create mask" = "0644";
      #      "directory mask" = "0755";
      #      "force user" = "username";
      #      "force group" = "groupname";
      #    };
      Qmultimedia = {
        path = "/mnt/raid/Qmultimedia";
        browseable = "yes";
        "read only" = "no";
        "guest ok" = "no";
        "create mask" = "0644";
        "directory mask" = "0755";
        "force user" = "harald";
        "force group" = "users";
      };
    };
  };

  services.restic.backups.hoyer_new = {
    repository = restic_repo;
    passwordFile = config.sops.secrets.backup-pw.path;
    timerConfig = {
      OnCalendar = "daily";
      FixedRandomDelay = true;
      RandomizedDelaySec = "4h";
      Persistent = true;
    };
    paths = [ backup_new_path ];
    pruneOpts = [
      "-g host,paths"
      "--keep-daily 7"
      "--keep-weekly 4"
      "--keep-monthly 3"
      "--keep-yearly 1"
    ];
    backupPrepareCommand = ''
      HOME=/root ${pkgs.rsync}/bin/rsync -e "${pkgs.openssh}/bin/ssh"  --exclude-from /root/excludelist --no-specials --no-devices --numeric-ids --delete-after --partial -axz backup@mx.surfsite.org:/{etc,var,home,root} ${backup_new_path}
    '';
  };

  services.restic.backups.self = {
    repository = restic_repo;
    #repository = "s3:nas2a6e8f.myqnapcloud.com:8081/backup";
    passwordFile = config.sops.secrets.backup-pw.path;
    timerConfig = {
      OnCalendar = "daily";
      FixedRandomDelay = true;
      RandomizedDelaySec = "4h";
      Persistent = true;
    };
    paths = [
      "/etc"
      "/var"
      "/home"
      "/root"
      "/persist"
      config.services.samba.shares.Qmultimedia.path
    ];
    extraBackupArgs =
      let
        ignorePatterns = [
          "/mnt/raid/backup"
          "/mnt/backup"
          "/mnt/snap"
          "/var/cache"
          "/home/*/.local/share/Trash"
          "/home/*/.cache"
          "/home/*/Downloads"
          "/home/*/.npm"
          "/home/*/.local/share/containers"
          ".cache"
          ".tmp"
          ".log"
          ".Trash"
        ];
        ignoreFile = builtins.toFile "ignore"
          (lib.foldl (a: b: a + "\n" + b) "" ignorePatterns);
      in
      [ "--exclude-file=${ignoreFile}" ];
    pruneOpts = [
      "-g host,paths"
      "--keep-daily 7"
      "--keep-weekly 4"
      "--keep-monthly 3"
      "--keep-yearly 1"
    ];
  };

  systemd.services.libvirt-guests.after = [ "network-online.target" ];
  virtualisation.libvirtd.enable = true;

  networking.hostName = "sgx"; # Define your hostname.
  networking.useDHCP = false;

  #networking.domain = "fritz.box";
  networking.wireless.enable = false; # Enables wireless support via wpa_supplicant.
  networking.networkmanager.enable = false; # use networkd
  networking.dhcpcd.enable = false; # use networkd
  # services.nscd.enableNsncd = false;

  # systemd-networkd
  systemd.network.enable = true;
  #systemd.network.wait-online.anyInterface = true;
  #systemd.services."systemd-networkd".environment.SYSTEMD_LOG_LEVEL = "debug";

  systemd.network.networks."10-br0" = {
    matchConfig.Name = "br0";
    DHCP = "yes";
    linkConfig.RequiredForOnline = "routable";
    linkConfig.RequiredFamilyForOnline = "both";
  };

  systemd.network.netdevs."br0" = {
    netdevConfig = {
      Name = "br0";
      Kind = "bridge";
      MACAddress = "00:a1:2f:68:07:ea";
    };
  };

  systemd.network.networks."11-en" = {
    linkConfig.RequiredForOnline = "enslaved";
    matchConfig.Name = "enp3s0";
    networkConfig = {
      Bridge = "br0";
    };
  };

  networking.firewall.allowedTCPPorts = [ 548 ];
  networking.firewall.allowPing = true;
  services.samba.openFirewall = true;

}