{ config, lib, pkgs, ... }:

with lib;

{
  krebs.build.host = config.krebs.hosts.cd;
  krebs.build.user = config.krebs.users.tv;

  krebs.build.target = "root@cd.internet";

  krebs.build.source = {
    git.nixpkgs = {
      url = https://github.com/4z3/nixpkgs;
      rev = "03130ec91356cd250b80f144022ee2f4d665ca36"; # 1357692
    };
    dir.secrets = {
      host = config.krebs.hosts.wu;
      path = "/home/tv/secrets/cd";
    };
    dir.stockholm = {
      host = config.krebs.hosts.wu;
      path = "/home/tv/stockholm";
    };
  };

  imports = [
    ../2configs/CAC-Developer-2.nix
    ../2configs/CAC-CentOS-7-64bit.nix
    ../2configs/base.nix
    #../2configs/consul-server.nix
    ../2configs/git.nix
    {
      imports = [ ../2configs/charybdis.nix ];
      tv.charybdis = {
        enable = true;
        sslCert = ../Zcerts/charybdis_cd.crt.pem;
      };
    }
    {
      tv.ejabberd = {
        enable = true;
        hosts = [ "jabber.viljetic.de" ];
      };
    }
    {
      krebs.exim-smarthost = {
        enable = true;
        primary_hostname = "${config.networking.hostName}.retiolum";
        sender_domains = [
          "shackspace.de"
          "viljetic.de"
        ];
        relay_from_hosts = [
          "10.243.13.37"
        ];
        internet-aliases = with config.krebs.users; [
          { from = "tomislav@viljetic.de"; to = tv.mail; }

          # (mindestens) lisp-stammtisch und elli haben die:
          { from = "tv@viljetic.de"; to = tv.mail; }

          { from = "tv@destroy.dyn.shackspace.de"; to = tv.mail; }

          { from = "mirko@viljetic.de"; to = mv.mail; }

          # TODO killme (wo wird die benutzt?)
          { from = "tv@cd.retiolum"; to = tv.mail; }

          # TODO lists@smtp.retiolum [consul]
          { from = "postmaster@krebsco.de"; to = tv.mail; }

          { from = "spam@krebsco.de";
            to = pkgs.lib.concatStringsSep "," [
              tv.mail
              "lass@mors.retiolum"
              makefu.mail
            ];
          }
        ];
        system-aliases = [
          { from = "mailer-daemon"; to = "postmaster"; }
          { from = "postmaster"; to = "root"; }
          { from = "nobody"; to = "root"; }
          { from = "hostmaster"; to = "root"; }
          { from = "usenet"; to = "root"; }
          { from = "news"; to = "root"; }
          { from = "webmaster"; to = "root"; }
          { from = "www"; to = "root"; }
          { from = "ftp"; to = "root"; }
          { from = "abuse"; to = "root"; }
          { from = "noc"; to = "root"; }
          { from = "security"; to = "root"; }
          { from = "root"; to = "tv"; }
          { from = "mirko"; to = "mv"; }
        ];
      };
    }
    {
      krebs.github-hosts-sync.enable = true;
      tv.iptables.input-internet-accept-new-tcp =
        singleton config.krebs.github-hosts-sync.port;
    }
    {
      tv.iptables = {
        enable = true;
        input-internet-accept-new-tcp = [
          "ssh"
          "tinc"
          "smtp"
          "xmpp-client"
          "xmpp-server"
        ];
        input-retiolum-accept-new-tcp = [
          "http"
        ];
      };
    }
    {
      tv.iptables.input-internet-accept-new-tcp = singleton "http";
      krebs.nginx.servers.cgit.server-names = singleton "cgit.cd.viljetic.de";
    }
    {
      # TODO make public_html also available to cd, cd.retiolum (AKA default)
      tv.iptables.input-internet-accept-new-tcp = singleton "http";
      krebs.nginx.servers.public_html = {
        server-names = singleton "cd.viljetic.de";
        locations = singleton (nameValuePair "~ ^/~(.+?)(/.*)?\$" ''
          alias /home/$1/public_html$2;
        '');
      };
    }
    {
      krebs.nginx.servers.viljetic = {
        server-names = singleton "viljetic.de";
        # TODO directly set root (instead via location)
        locations = singleton (nameValuePair "/" ''
          root ${pkgs.viljetic-pages};
        '');
      };
    }
    {
      krebs.retiolum = {
        enable = true;
        connectTo = [
          "fastpoke"
          "pigstarter"
          "ire"
        ];
      };
    }
  ];

  networking.interfaces.enp2s1.ip4 = [
    {
      address = "162.219.7.216";
      prefixLength = 24;
    }
  ];
  networking.defaultGateway = "162.219.7.1";
  networking.nameservers = [
    "8.8.8.8"
  ];

  environment.systemPackages = with pkgs; [
    git # required for ./deploy, clone_or_update
    htop
    iftop
    iotop
    iptables
    mutt    # for mv
    nethogs
    ntp     # ntpate
    rxvt_unicode.terminfo
    tcpdump
  ];

  services.journald.extraConfig = ''
    SystemMaxUse=1G
    RuntimeMaxUse=128M
  '';

  users.extraUsers = {
    mv = {
      uid = 1338;
      group = "users";
      home = "/home/mv";
      createHome = true;
      useDefaultShell = true;
      openssh.authorizedKeys.keys = [
        config.krebs.users.mv.pubkey
      ];
    };
  };
}