{ lib, ... }:
let
  cephMonServers = [ "server5" "server6" "server8" ];
in
{
  site.net.cluster = {
    ipv6Router = "cls-gw";
    domainName = "cluster.zentralwerk.org";
    extraRecords = map (host: {
      data = "1 1 6789 ${host}";
      name = "_ceph-mon._tcp";
      type = "SRV";
    }) cephMonServers
    ++
    lib.lists.imap0 (i: host: {
      name = "mon${toString i}";
      type = "CNAME";
      data = "${host}";
    }) cephMonServers;
    hosts4 = {
      cls-gw = "172.20.77.1";
      server1 = "172.20.77.30";
      server2 = "172.20.77.2";
      server3 = "172.20.77.3";
      server4 = "172.20.77.4";
      server5 = "172.20.77.5";
      server6 = "172.20.77.6";
      server7 = "172.20.77.7";
      server8 = "172.20.77.8";
      server9 = "172.20.77.9";
      server10 = "172.20.77.10";
      server11 = "172.20.77.11";
      server12 = "172.20.77.12";
      server13 = "172.20.77.13";
      server14 = "172.20.77.14";
      server15 = "172.20.77.15";
      server16 = "172.20.77.16";
      server17 = "172.20.77.17";
      server18 = "172.20.77.18";
      server19 = "172.20.77.19";
      server20 = "172.20.77.20";
      server21 = "172.20.77.21";
      server22 = "172.20.77.22";
      server23 = "172.20.77.23";
      server24 = "172.20.77.24";
      server25 = "172.20.77.25";
      server26 = "172.20.77.26";
      server27 = "172.20.77.27";
      server28 = "172.20.77.28";
      server29 = "172.20.77.29";
    };
    hosts6 = {
      dn42 = {
        cls-gw = "fd23:42:c3d2:586::1";
        server1 = "fd23:42:c3d2:586::11";
        server2 = "fd23:42:c3d2:586::12";
        server3 = "fd23:42:c3d2:586::13";
        server4 = "fd23:42:c3d2:586::14";
        server5 = "fd23:42:c3d2:586::15";
        server6 = "fd23:42:c3d2:586::16";
        server7 = "fd23:42:c3d2:586::17";
        server8 = "fd23:42:c3d2:586::18";
        server9 = "fd23:42:c3d2:586::19";
        server10 = "fd23:42:c3d2:586::1a";
        server11 = "fd23:42:c3d2:586::1b";
        server12 = "fd23:42:c3d2:586::1c";
        server13 = "fd23:42:c3d2:586::1d";
        server14 = "fd23:42:c3d2:586::1e";
        server15 = "fd23:42:c3d2:586::1f";
        server16 = "fd23:42:c3d2:586::20";
        server17 = "fd23:42:c3d2:586::21";
        server18 = "fd23:42:c3d2:586::22";
        server19 = "fd23:42:c3d2:586::23";
        server20 = "fd23:42:c3d2:586::24";
        server21 = "fd23:42:c3d2:586::25";
        server22 = "fd23:42:c3d2:586::26";
        server23 = "fd23:42:c3d2:586::27";
        server24 = "fd23:42:c3d2:586::28";
        server25 = "fd23:42:c3d2:586::29";
        server26 = "fd23:42:c3d2:586::2a";
        server27 = "fd23:42:c3d2:586::2b";
        server28 = "fd23:42:c3d2:586::2c";
        server29 = "fd23:42:c3d2:586::2d";
      };
      up4 = {
        cls-gw = "2a00:8180:2c00:284::1";
        server1 = "2a00:8180:2c00:284::11";
        server2 = "2a00:8180:2c00:284::12";
        server3 = "2a00:8180:2c00:284::13";
        server4 = "2a00:8180:2c00:284::14";
        server5 = "2a00:8180:2c00:284::15";
        server6 = "2a00:8180:2c00:284::16";
        server7 = "2a00:8180:2c00:284::17";
        server8 = "2a00:8180:2c00:284::18";
        server9 = "2a00:8180:2c00:284::19";
        server10 = "2a00:8180:2c00:284::1a";
        server11 = "2a00:8180:2c00:284::1b";
        server12 = "2a00:8180:2c00:284::1c";
        server13 = "2a00:8180:2c00:284::1d";
        server14 = "2a00:8180:2c00:284::1e";
        server15 = "2a00:8180:2c00:284::1f";
        server16 = "2a00:8180:2c00:284::20";
        server17 = "2a00:8180:2c00:284::21";
        server18 = "2a00:8180:2c00:284::22";
        server19 = "2a00:8180:2c00:284::23";
        server20 = "2a00:8180:2c00:284::24";
        server21 = "2a00:8180:2c00:284::25";
        server22 = "2a00:8180:2c00:284::26";
        server23 = "2a00:8180:2c00:284::27";
        server24 = "2a00:8180:2c00:284::28";
        server25 = "2a00:8180:2c00:284::29";
        server26 = "2a00:8180:2c00:284::2a";
        server27 = "2a00:8180:2c00:284::2b";
        server28 = "2a00:8180:2c00:284::2c";
        server29 = "2a00:8180:2c00:284::2d";
      };
    };
    subnet4 = "172.20.77.0/27";
    subnets6 = {
      dn42 = "fd23:42:c3d2:586::/64";
      up4 = "2a00:8180:2c00:284::/64";
    };
  };

  site.hosts =
    let
      makeServer = {
        role = "client";
        model = "nixos";
        interfaces = builtins.foldl' (interfaces: net:
          interfaces // {
            "${net}".type = "bridge";
          }
        ) {} [
          "cluster"
          "core"
          "mgmt"
          "serv"
          "c3d2"
          "pub"
          "priv23"
          "priv31"
          "priv45"
          "bmx"
          "flpk"
        ];
      };
    in {
    cls-gw = {
      role = "container";
      interfaces = {
        cluster = {
          hwaddr = "0A:14:48:01:06:02";
          type = "veth";
        };
        core = {
          hwaddr = "0A:14:48:01:06:03";
          type = "veth";
        };
      };
      ospf.allowedUpstreams = [ "upstream4" "upstream3" "anon1" "freifunk" ];
    };
    server3 = makeServer;
    server5 = makeServer;
    server6 = makeServer;
    server7 = makeServer;
    server8 = makeServer;
    server9 = makeServer;
    server10 = makeServer;
  };
}