with import <stockholm/lib>;
{ config, lib, pkgs, ... }:
{
  imports = [
    <stockholm/lass>
    <stockholm/lass/2configs>
    <stockholm/lass/2configs/retiolum.nix>
  ];

  krebs.build.host = config.krebs.hosts.yellow;

  system.activationScripts.downloadFolder = ''
    mkdir -p /var/download
    chown download:download /var/download
    chmod 775 /var/download
  '';

  users.users.download = { uid = genid "download"; };
  users.groups.download.members = [ "transmission" ];
  users.users.transmission.group = mkForce "download";

  systemd.services.transmission.bindsTo = [ "openvpn-nordvpn.service" ];
  systemd.services.transmission.after = [ "openvpn-nordvpn.service" ];
  systemd.services.transmission.postStart = ''
    chmod 775 /var/download/finished
  '';
  services.transmission = {
    enable = true;
    settings = {
      download-dir = "/var/download/finished";
      incomplete-dir = "/var/download/incoming";
      incomplete-dir-enable = true;
      umask = "002";
      rpc-whitelist-enabled = false;
      rpc-host-whitelist-enabled = false;
    };
  };

  services.nginx = {
    enable = true;
    package = pkgs.nginx.override {
      modules = with pkgs.nginxModules; [
        fancyindex
      ];
    };
    virtualHosts."dl" = {
      default = true;
      locations."/Nginx-Fancyindex-Theme-dark" = {
        extraConfig = ''
          alias ${pkgs.fetchFromGitHub {
            owner = "Naereen";
            repo = "Nginx-Fancyindex-Theme";
            rev = "e84f7d6a32085c2b6238f85f5fdebe9ceb710fc4";
            sha256 = "0wzl4ws2w8f0749vxfd1c8c21p3jw463wishgfcmaljbh4dwplg6";
          }}/Nginx-Fancyindex-Theme-dark;
          autoindex on;
        '';
      };
      locations."/dl".extraConfig = ''
        return 301 /;
      '';
      locations."/" = {
        root = "/var/download/finished";
        extraConfig = ''
          fancyindex on;
          fancyindex_header "/Nginx-Fancyindex-Theme-dark/header.html";
          fancyindex_footer "/Nginx-Fancyindex-Theme-dark/footer.html";
          dav_methods PUT DELETE MKCOL COPY MOVE;

          create_full_put_path on;
          dav_access all:r;
        '';
      };
    };
  };

  krebs.iptables = {
    enable = true;
    tables.filter.INPUT.rules = [
      { predicate = "-p tcp --dport 80"; target = "ACCEPT"; }
      { predicate = "-p tcp --dport 9091"; target = "ACCEPT"; }
      { predicate = "-p tcp --dport 51413"; target = "ACCEPT"; }
      { predicate = "-p udp --dport 51413"; target = "ACCEPT"; }
    ];
  };

  services.openvpn.servers.nordvpn.config = ''
    client
    dev tun
    proto udp
    remote 89.249.65.83 1194
    resolv-retry infinite
    remote-random
    nobind
    tun-mtu 1500
    tun-mtu-extra 32
    mssfix 1450
    persist-key
    persist-tun
    ping 15
    ping-restart 0
    ping-timer-rem
    reneg-sec 0
    comp-lzo no

    remote-cert-tls server

    auth-user-pass ${toString <secrets/nordvpn.txt>}
    verb 3
    pull
    fast-io
    cipher AES-256-CBC
    auth SHA512

    <ca>
    -----BEGIN CERTIFICATE-----
    MIIFCjCCAvKgAwIBAgIBATANBgkqhkiG9w0BAQ0FADA5MQswCQYDVQQGEwJQQTEQ
    MA4GA1UEChMHTm9yZFZQTjEYMBYGA1UEAxMPTm9yZFZQTiBSb290IENBMB4XDTE2
    MDEwMTAwMDAwMFoXDTM1MTIzMTIzNTk1OVowOTELMAkGA1UEBhMCUEExEDAOBgNV
    BAoTB05vcmRWUE4xGDAWBgNVBAMTD05vcmRWUE4gUm9vdCBDQTCCAiIwDQYJKoZI
    hvcNAQEBBQADggIPADCCAgoCggIBAMkr/BYhyo0F2upsIMXwC6QvkZps3NN2/eQF
    kfQIS1gql0aejsKsEnmY0Kaon8uZCTXPsRH1gQNgg5D2gixdd1mJUvV3dE3y9FJr
    XMoDkXdCGBodvKJyU6lcfEVF6/UxHcbBguZK9UtRHS9eJYm3rpL/5huQMCppX7kU
    eQ8dpCwd3iKITqwd1ZudDqsWaU0vqzC2H55IyaZ/5/TnCk31Q1UP6BksbbuRcwOV
    skEDsm6YoWDnn/IIzGOYnFJRzQH5jTz3j1QBvRIuQuBuvUkfhx1FEwhwZigrcxXu
    MP+QgM54kezgziJUaZcOM2zF3lvrwMvXDMfNeIoJABv9ljw969xQ8czQCU5lMVmA
    37ltv5Ec9U5hZuwk/9QO1Z+d/r6Jx0mlurS8gnCAKJgwa3kyZw6e4FZ8mYL4vpRR
    hPdvRTWCMJkeB4yBHyhxUmTRgJHm6YR3D6hcFAc9cQcTEl/I60tMdz33G6m0O42s
    Qt/+AR3YCY/RusWVBJB/qNS94EtNtj8iaebCQW1jHAhvGmFILVR9lzD0EzWKHkvy
    WEjmUVRgCDd6Ne3eFRNS73gdv/C3l5boYySeu4exkEYVxVRn8DhCxs0MnkMHWFK6
    MyzXCCn+JnWFDYPfDKHvpff/kLDobtPBf+Lbch5wQy9quY27xaj0XwLyjOltpiST
    LWae/Q4vAgMBAAGjHTAbMAwGA1UdEwQFMAMBAf8wCwYDVR0PBAQDAgEGMA0GCSqG
    SIb3DQEBDQUAA4ICAQC9fUL2sZPxIN2mD32VeNySTgZlCEdVmlq471o/bDMP4B8g
    nQesFRtXY2ZCjs50Jm73B2LViL9qlREmI6vE5IC8IsRBJSV4ce1WYxyXro5rmVg/
    k6a10rlsbK/eg//GHoJxDdXDOokLUSnxt7gk3QKpX6eCdh67p0PuWm/7WUJQxH2S
    DxsT9vB/iZriTIEe/ILoOQF0Aqp7AgNCcLcLAmbxXQkXYCCSB35Vp06u+eTWjG0/
    pyS5V14stGtw+fA0DJp5ZJV4eqJ5LqxMlYvEZ/qKTEdoCeaXv2QEmN6dVqjDoTAo
    k0t5u4YRXzEVCfXAC3ocplNdtCA72wjFJcSbfif4BSC8bDACTXtnPC7nD0VndZLp
    +RiNLeiENhk0oTC+UVdSc+n2nJOzkCK0vYu0Ads4JGIB7g8IB3z2t9ICmsWrgnhd
    NdcOe15BincrGA8avQ1cWXsfIKEjbrnEuEk9b5jel6NfHtPKoHc9mDpRdNPISeVa
    wDBM1mJChneHt59Nh8Gah74+TM1jBsw4fhJPvoc7Atcg740JErb904mZfkIEmojC
    VPhBHVQ9LHBAdM8qFI2kRK0IynOmAZhexlP/aT/kpEsEPyaZQlnBn3An1CRz8h0S
    PApL8PytggYKeQmRhl499+6jLxcZ2IegLfqq41dzIjwHwTMplg+1pKIOVojpWA==
    -----END CERTIFICATE-----
    </ca>
    key-direction 1
    <tls-auth>
    #
    # 2048 bit OpenVPN static key
    #
    -----BEGIN OpenVPN Static key V1-----
    e685bdaf659a25a200e2b9e39e51ff03
    0fc72cf1ce07232bd8b2be5e6c670143
    f51e937e670eee09d4f2ea5a6e4e6996
    5db852c275351b86fc4ca892d78ae002
    d6f70d029bd79c4d1c26cf14e9588033
    cf639f8a74809f29f72b9d58f9b8f5fe
    fc7938eade40e9fed6cb92184abb2cc1
    0eb1a296df243b251df0643d53724cdb
    5a92a1d6cb817804c4a9319b57d53be5
    80815bcfcb2df55018cc83fc43bc7ff8
    2d51f9b88364776ee9d12fc85cc7ea5b
    9741c4f598c485316db066d52db4540e
    212e1518a9bd4828219e24b20d88f598
    a196c9de96012090e333519ae18d3509
    9427e7b372d348d352dc4c85e18cd4b9
    3f8a56ddb2e64eb67adfc9b337157ff4
    -----END OpenVPN Static key V1-----
    </tls-auth>

  '';
}