{pkgs, lib, config, system, ...}:
let inherit (lib) types;
    inherit (config.services) dovecot2;
in {
imports = [
  <nixsys/install/modules.nix>
  machine1/nginx.nix
  machine1/shorewall.nix
  machine1/postfix.nix
  machine1/postgrey.nix
  machine1/dovecot.nix
  machine1/rmilter.nix
  machine1/nsd.nix
];
options = {
  enable = lib.mkEnableOption "machine1";
  fqdn = lib.mkOption {
    type        = types.str;
    example     = "example.coop";
    description = "Fully Qualified Domain Name of the machine.";
  };
  networking.fqdn = lib.mkOption {
    type        = types.str;
    example     = "some.example.coop";
    default     = "${config.networking.hostName}.${config.networking.domain}";
    description = "Fully Qualified Domain Name of the machine.";
  };
  networking.zones = lib.mkOption {
    type = types.attrsOf (types.submodule ({zone, ...}: {
      options = {
        iface = lib.mkOption {
          type        = types.str;
          description = "Interface name.";
          example     = "eth0";
        };
        ipv4 = lib.mkOption {
          type        = types.str;
          description = "Static IPv4 address of the machine.";
          example     = "1.2.3.4";
        };
        ipv6 = lib.mkOption {
          type        = types.str;
          description = "Static IPv6 address of the machine.";
          example     = "fe80::1";
        };
      };
    }));
  };
};
config = {
  fqdn = "cologic.coop";
  networking = {
    domain = "cologic.coop";
  };
  #fqdn   = "machine1.logic.coop";

  services = {
    nixosManual = {
      enable = false; # NOTE: useless on this machine, and CPU intensive.
    };
    disnix = {
      enable = false;
    };
    openssh = {
      enable = true;
    };
    openldap = {
      enable = true;
    };
    dovecot2 = {
      #debug = true;
    };
    journald = {
      extraConfig = ''
        SystemMaxUse=50M
      '';
    };
    x509 = {
      domains =
       builtins.attrNames dovecot2.domains;
    };
    postfix.aliases = {
            "root@${config.networking.domain}" = [ "test@${config.networking.domain}" ];
      "postmaster@${config.networking.domain}" = [ "test@${config.networking.domain}" ];
           "abuse@${config.networking.domain}" = [ "test@${config.networking.domain}" ];
    };
    dovecot2.domains = {
      "${config.networking.domain}" = {
        accounts = {
          test = {
            password = builtins.extraBuiltins.pass "${config.networking.domain}/dovecot2/test";
             # "${config.networking.domain}/dovecot2/test";
               #  "{SSHA512}uyjL1KYx4z7HpfNvnKzuVxpMLD2KVueGGBvOcj7AF1EZCTVhT++IIKUVOC4xpZtWdqVD0OVmZqgYr2qpn/3t3Aj4oU0=";
            aliases  = ["test-alias@${config.networking.domain}"];
            quota    = "512M";
          };
        };
      };
    };
  };
  environment = {
    systemPackages = with pkgs; [
      htop
      tree
      vim
      postgresql
      dnsutils
      tcpdump
      #mysql
      #procmail
      postgrey
      duplicity
      pypolicyd-spf
      unbound
      nsd
      dropbear
      cryptsetup
      openssl
      gitolite
      postgresql
      cgit
      openldap
      #mail
      sympa
      multitail
    ];
  };
};
}