Merge branch 'tv' into master

43 files changed, 873 insertions, 490 deletions

diff --git a/0make/makefu/pnp.makefile b/0make/makefu/pnp.makefile
new file mode 100644
index 00000000..a18efe0e
--- /dev/null
+++ b/0make/makefu/pnp.makefile
@@ -0,0 +1,4 @@
+deploy_host := root@pnp
+nixpkgs_url := https://github.com/nixos/nixpkgs
+nixpkgs_rev := 4c01e6d91993b6de128795f4fbdd25f6227fb870
+secrets_dir := /home/makefu/secrets/pnp
diff --git a/0make/tv/nomic.makefile b/0make/tv/nomic.makefile
index 4ae1ccd1..9e0b8671 100644
--- a/0make/tv/nomic.makefile
+++ b/0make/tv/nomic.makefile
@@ -1,4 +1,4 @@
 deploy_host := root@nomic.gg23
 nixpkgs_url := https://github.com/NixOS/nixpkgs
-nixpkgs_rev := 6ad8fab785695d04a6925e8b3464ca7c71a85c3f
+nixpkgs_rev := 9d5508d85c33b8fb22d79dde6176792eac2c2696
 secrets_dir := /home/tv/secrets/nomic
diff --git a/1systems/makefu/pnp.nix b/1systems/makefu/pnp.nix
new file mode 100644
index 00000000..7e4ccf2c
--- /dev/null
+++ b/1systems/makefu/pnp.nix
@@ -0,0 +1,52 @@
+# Edit this configuration file to define what should be installed on
+# your system.  Help is available in the configuration.nix(5) man page
+# and in the NixOS manual (accessible by running ‘nixos-help’).
+
+{ config, pkgs, ... }:
+
+{
+  imports =
+    [ # Include the results of the hardware scan.
+      <nixpkgs/nixos/modules/profiles/qemu-guest.nix>
+      ../../2configs/makefu/base.nix
+      ../../2configs/makefu/cgit-retiolum.nix
+    ];
+  krebs.enable = true;
+  boot.loader.grub.enable = true;
+  boot.loader.grub.version = 2;
+  boot.loader.grub.device = "/dev/vda";
+
+  boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "ehci_pci" "virtio_pci" "virtio_blk" ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+  hardware.enableAllFirmware = true;
+  hardware.cpu.amd.updateMicrocode = true;
+
+# networking.firewall is enabled by default
+  networking.firewall.allowedTCPPorts = [ 80 ];
+
+  fileSystems."/" =
+  { device = "/dev/disk/by-label/nixos";
+    fsType = "ext4";
+  };
+  krebs.retiolum = {
+    enable = true;
+    hosts = ../../Zhosts;
+    connectTo = [
+      "gum"
+      "pigstarter"
+      "fastpoke"
+    ];
+  };
+
+  nix.maxJobs = 2;
+  networking.hostName = "pnp"; # Define your hostname.
+
+# $ nix-env -qaP | grep wget
+    environment.systemPackages = with pkgs; [
+      wget
+      git
+      gnumake
+      jq
+    ];
+}
diff --git a/1systems/tv/cd.nix b/1systems/tv/cd.nix
index d3cae6f4..6913508b 100644
--- a/1systems/tv/cd.nix
+++ b/1systems/tv/cd.nix
@@ -7,13 +7,15 @@ let
 in
 
 {
+  krebs.build.host = config.krebs.hosts.cd;
+
   imports = [
     ../../2configs/tv/CAC-Developer-2.nix
     ../../2configs/tv/CAC-CentOS-7-64bit.nix
     ../../2configs/tv/base.nix
     ../../2configs/tv/consul-server.nix
     ../../2configs/tv/exim-smarthost.nix
-    ../../2configs/tv/git-public.nix
+    ../../2configs/tv/git.nix
     {
       imports = [ ../../2configs/tv/charybdis.nix ];
       tv.charybdis = {
@@ -22,24 +24,17 @@ in
       };
     }
     {
-      imports = [ ../../3modules/tv/ejabberd.nix ];
       tv.ejabberd = {
         enable = true;
         hosts = [ "jabber.viljetic.de" ];
       };
     }
     {
-      imports = [ ../../3modules/tv/github-hosts-sync.nix ];
-      tv.github-hosts-sync.enable = true;
+      krebs.github-hosts-sync.enable = true;
       tv.iptables.input-internet-accept-new-tcp =
-        singleton config.tv.github-hosts-sync.port;
-    }
-    {
-      imports = [ ../../2configs/tv/identity.nix ];
-      tv.identity.self = config.tv.identity.hosts.cd;
+        singleton config.krebs.github-hosts-sync.port;
     }
     {
-      imports = [ ../../3modules/tv/iptables.nix ];
       tv.iptables = {
         enable = true;
         input-internet-accept-new-tcp = [
@@ -55,21 +50,13 @@ in
       };
     }
     {
-      imports = [
-        ../../3modules/tv/iptables.nix
-        ../../3modules/tv/nginx.nix
-      ];
       tv.iptables.input-internet-accept-new-tcp = singleton "http";
-      tv.nginx.servers.cgit.server-names = singleton "cgit.cd.viljetic.de";
+      krebs.nginx.servers.cgit.server-names = singleton "cgit.cd.viljetic.de";
     }
     {
       # TODO make public_html also available to cd, cd.retiolum (AKA default)
-      imports = [
-        ../../3modules/tv/iptables.nix
-        ../../3modules/tv/nginx.nix
-      ];
       tv.iptables.input-internet-accept-new-tcp = singleton "http";
-      tv.nginx.servers.public_html = {
+      krebs.nginx.servers.public_html = {
         server-names = singleton "cd.viljetic.de";
         locations = singleton (nameValuePair "~ ^/~(.+?)(/.*)?\$" ''
           alias /home/$1/public_html$2;
@@ -77,7 +64,7 @@ in
       };
     }
     {
-      tv.nginx.servers.viljetic = {
+      krebs.nginx.servers.viljetic = {
         server-names = singleton "viljetic.de";
         # TODO directly set root (instead via location)
         locations = singleton (nameValuePair "/" ''
@@ -86,10 +73,8 @@ in
       };
     }
     {
-      imports = [ ../../3modules/tv/retiolum.nix ];
-      tv.retiolum = {
+      krebs.retiolum = {
         enable = true;
-        hosts = ../../Zhosts;
         connectTo = [
           "fastpoke"
           "pigstarter"
@@ -99,7 +84,6 @@ in
     }
   ];
 
-  networking.hostName = "cd";
   networking.interfaces.enp2s1.ip4 = [
     {
       address = "162.219.7.216";
@@ -135,8 +119,8 @@ in
       home = "/home/mv";
       createHome = true;
       useDefaultShell = true;
-      openssh.authorizedKeys.keys = map readFile [
-        ../../Zpubkeys/mv_vod.ssh.pub
+      openssh.authorizedKeys.keys = [
+        config.krebs.users.mv.pubkey
       ];
     };
   };
diff --git a/1systems/tv/mkdir.nix b/1systems/tv/mkdir.nix
index e0e057d6..7542ad0c 100644
--- a/1systems/tv/mkdir.nix
+++ b/1systems/tv/mkdir.nix
@@ -3,19 +3,16 @@
 with lib;
 
 {
+  krebs.build.host = config.krebs.hosts.mkdir;
+
   imports = [
     ../../2configs/tv/CAC-Developer-1.nix
     ../../2configs/tv/CAC-CentOS-7-64bit.nix
     ../../2configs/tv/base.nix
     ../../2configs/tv/consul-server.nix
     ../../2configs/tv/exim-smarthost.nix
-    ../../2configs/tv/git-public.nix
-    {
-      imports = [ ../../2configs/tv/identity.nix ];
-      tv.identity.self = config.tv.identity.hosts.mkdir;
-    }
+    ../../2configs/tv/git.nix
     {
-      imports = [ ../../3modules/tv/iptables.nix ];
       tv.iptables = {
         enable = true;
         input-internet-accept-new-tcp = [
@@ -29,10 +26,8 @@ with lib;
       };
     }
     {
-      imports = [ ../../3modules/tv/retiolum.nix ];
-      tv.retiolum = {
+      krebs.retiolum = {
         enable = true;
-        hosts = ../../Zhosts;
         connectTo = [
           "cd"
           "fastpoke"
@@ -43,7 +38,6 @@ with lib;
     }
   ];
 
-  networking.hostName = "mkdir";
   networking.interfaces.enp2s1.ip4 = [
     {
       address = "162.248.167.241"; # TODO
diff --git a/1systems/tv/nomic.nix b/1systems/tv/nomic.nix
index 6f984c44..cd6e0259 100644
--- a/1systems/tv/nomic.nix
+++ b/1systems/tv/nomic.nix
@@ -3,18 +3,15 @@
 with lib;
 
 {
+  krebs.build.host = config.krebs.hosts.nomic;
+
   imports = [
     ../../2configs/tv/AO753.nix
     ../../2configs/tv/base.nix
     ../../2configs/tv/consul-server.nix
     ../../2configs/tv/exim-retiolum.nix
-    ../../2configs/tv/git-public.nix
-    {
-      imports = [ ../../2configs/tv/identity.nix ];
-      tv.identity.self = config.tv.identity.hosts.nomic;
-    }
+    ../../2configs/tv/git.nix
     {
-      imports = [ ../../3modules/tv/iptables.nix ];
       tv.iptables = {
         enable = true;
         input-internet-accept-new-tcp = [
@@ -26,8 +23,7 @@ with lib;
       };
     }
     {
-      imports = [ ../../3modules/tv/nginx.nix ];
-      tv.nginx = {
+      krebs.nginx = {
         enable = true;
         servers.default.locations = [
           (nameValuePair "~ ^/~(.+?)(/.*)?\$" ''
@@ -37,10 +33,8 @@ with lib;
       };
     }
     {
-      imports = [ ../../3modules/tv/retiolum.nix ];
-      tv.retiolum = {
+      krebs.retiolum = {
         enable = true;
-        hosts = ../../Zhosts;
         connectTo = [
           "gum"
           "pigstarter"
@@ -103,6 +97,4 @@ with lib;
     rxvt_unicode.terminfo
     tmux
   ];
-
-  networking.hostName = "nomic";
 }
diff --git a/1systems/tv/rmdir.nix b/1systems/tv/rmdir.nix
index b77a1c39..9233014b 100644
--- a/1systems/tv/rmdir.nix
+++ b/1systems/tv/rmdir.nix
@@ -3,19 +3,16 @@
 with lib;
 
 {
+  krebs.build.host = config.krebs.hosts.rmdir;
+
   imports = [
     ../../2configs/tv/CAC-Developer-1.nix
     ../../2configs/tv/CAC-CentOS-7-64bit.nix
     ../../2configs/tv/base.nix
     ../../2configs/tv/consul-server.nix
     ../../2configs/tv/exim-smarthost.nix
-    ../../2configs/tv/git-public.nix
-    {
-      imports = [ ../../2configs/tv/identity.nix ];
-      tv.identity.self = config.tv.identity.hosts.rmdir;
-    }
+    ../../2configs/tv/git.nix
     {
-      imports = [ ../../3modules/tv/iptables.nix ];
       tv.iptables = {
         enable = true;
         input-internet-accept-new-tcp = [
@@ -29,10 +26,8 @@ with lib;
       };
     }
     {
-      imports = [ ../../3modules/tv/retiolum.nix ];
-      tv.retiolum = {
+      krebs.retiolum = {
         enable = true;
-        hosts = ../../Zhosts;
         connectTo = [
           "cd"
           "mkdir"
@@ -44,7 +39,6 @@ with lib;
     }
   ];
 
-  networking.hostName = "rmdir";
   networking.interfaces.enp2s1.ip4 = [
     {
       address = "167.88.44.94";
diff --git a/1systems/tv/wu.nix b/1systems/tv/wu.nix
index 400005cb..37264635 100644
--- a/1systems/tv/wu.nix
+++ b/1systems/tv/wu.nix
@@ -7,28 +7,27 @@ let
 in
 
 {
+  krebs.build.host = config.krebs.hosts.wu;
+
   imports = [
     ../../2configs/tv/w110er.nix
     ../../2configs/tv/base.nix
     ../../2configs/tv/consul-client.nix
     ../../2configs/tv/exim-retiolum.nix
-    ../../2configs/tv/git-public.nix
-    # TODO git-private.nix
+    ../../2configs/tv/git.nix
     ../../2configs/tv/mail-client.nix
     ../../2configs/tv/xserver.nix
     ../../2configs/tv/synaptics.nix # TODO w110er if xserver is enabled
-    {
-      imports = [ ../../2configs/tv/identity.nix ];
-      tv.identity.self = config.tv.identity.hosts.wu;
-    }
+    ../../2configs/tv/urlwatch.nix
     {
       environment.systemPackages = with pkgs; [
 
-        # shitment
+        # stockholm
         git
         gnumake
         parallel
         Zpkgs.genid
+        Zpkgs.hashPassword
         Zpkgs.lentil
 
         # root
@@ -96,7 +95,6 @@ in
         #ppp
         #proot
         #pythonPackages.arandr
-        #pythonPackages.urlwatch
         #pythonPackages.youtube-dl
         #racket
         #rxvt_unicode-with-plugins
@@ -122,7 +120,6 @@ in
       ];
     }
     {
-      imports = [ ../../3modules/tv/iptables.nix ];
       tv.iptables = {
         enable = true;
         input-internet-accept-new-tcp = [
@@ -134,8 +131,7 @@ in
       };
     }
     {
-      imports = [ ../../3modules/tv/nginx.nix ];
-      tv.nginx = {
+      krebs.nginx = {
         enable = true;
         servers.default.locations = [
           (nameValuePair "~ ^/~(.+?)(/.*)?\$" ''
@@ -145,10 +141,8 @@ in
       };
     }
     {
-      imports = [ ../../3modules/tv/retiolum.nix ];
-      tv.retiolum = {
+      krebs.retiolum = {
         enable = true;
-        hosts = ../../Zhosts;
         connectTo = [
           "gum"
           "pigstarter"
@@ -156,56 +150,6 @@ in
       };
     }
     {
-      imports = [ ../../3modules/tv/urlwatch.nix ];
-      tv.urlwatch = {
-        enable = true;
-        mailto = "tv@wu.retiolum"; # TODO
-        onCalendar = "*-*-* 05:00:00";
-        urls = [
-          ## nixpkgs maintenance
-
-          # 2014-07-29 when one of the following urls change
-          # then we have to update the package
-
-          # ref src/nixpkgs/pkgs/tools/admin/sec/default.nix
-          http://simple-evcorr.sourceforge.net/
-
-          # ref src/nixpkgs/pkgs/tools/networking/urlwatch/default.nix
-          https://thp.io/2008/urlwatch/
-
-          # 2014-12-20 ref src/nixpkgs/pkgs/tools/networking/tlsdate/default.nix
-          https://api.github.com/repos/ioerror/tlsdate/tags
-
-          # 2015-02-18
-          # ref ~/src/nixpkgs/pkgs/tools/text/qprint/default.nix
-          http://www.fourmilab.ch/webtools/qprint/
-
-          # 2014-09-24 ref https://github.com/4z3/xintmap
-          http://www.mathstat.dal.ca/~selinger/quipper/
-
-          # 2014-12-12 remove nixopsUnstable when nixops get's bumped to 1.3
-          # ref https://github.com/NixOS/nixpkgs/blob/master/pkgs/tools/package-management/nixops/unstable.nix
-          http://nixos.org/releases/nixops/
-
-          ## other
-
-          https://nixos.org/channels/nixos-unstable/git-revision
-
-          ## 2014-10-17
-          ## TODO update ~/src/login/default.nix
-          #http://hackage.haskell.org/package/bcrypt
-          #http://hackage.haskell.org/package/cron
-          #http://hackage.haskell.org/package/hyphenation
-          #http://hackage.haskell.org/package/iso8601-time
-          #http://hackage.haskell.org/package/ixset-typed
-          #http://hackage.haskell.org/package/system-command
-          #http://hackage.haskell.org/package/transformers
-          #http://hackage.haskell.org/package/web-routes-wai
-          #http://hackage.haskell.org/package/web-page
-        ];
-      };
-    }
-    {
       users.extraGroups = {
         tv-sub.gid = 1337;
       };
@@ -429,8 +373,6 @@ in
   hardware.opengl.driSupport32Bit = true;
   hardware.pulseaudio.enable = true;
 
-  networking.hostName = "wu";
-
   environment.systemPackages = with pkgs; [
     xlibs.fontschumachermisc
     slock
diff --git a/2configs/makefu/base.nix b/2configs/makefu/base.nix
new file mode 100644
index 00000000..25b80930
--- /dev/null
+++ b/2configs/makefu/base.nix
@@ -0,0 +1,94 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+{
+  imports = [ ];
+  users.extraUsers = {
+    root = {
+        openssh.authorizedKeys.keys = [ config.krebs.users.makefu.pubkey ];
+    };
+    makefu = {
+      uid = 9001;
+      group = "users";
+      home = "/home/makefu";
+      createHome = true;
+      useDefaultShell = true;
+      extraGroups = [
+        "wheel"
+      ];
+        openssh.authorizedKeys.keys = [ config.krebs.users.makefu.pubkey ];
+    };
+  };
+
+  services.openssh.enable = true;
+  nix.useChroot = true;
+
+  users.mutableUsers = true;
+
+  boot.tmpOnTmpfs = true;
+  systemd.tmpfiles.rules = [
+    "d /tmp 1777 root root - -"
+  ];
+
+  environment.extraInit = ''
+    EDITOR=vim
+    '';
+
+  environment.systemPackages = with pkgs; [
+      git
+      vim
+      rxvt_unicode.terminfo
+  ];
+
+  programs.bash = {
+    enableCompletion = true;
+    interactiveShellInit = ''
+      HISTCONTROL='erasedups:ignorespace'
+      HISTSIZE=900001
+      HISTFILESIZE=$HISTSIZE
+
+      shopt -s checkhash
+      shopt -s histappend histreedit histverify
+      shopt -s no_empty_cmd_completion
+      complete -d cd
+      '';
+
+    promptInit = ''
+      case $UID in
+         0) PS1='\[\e[1;31m\]\w\[\e[0m\] ' ;;
+      9001) PS1='\[\e[1;32m\]\w\[\e[0m\] ' ;;
+         *) PS1='\[\e[1;35m\]\u \[\e[1;32m\]\w\[\e[0m\] ' ;;
+      esac
+      if test -n "$SSH_CLIENT"; then
+        PS1='\[\033[35m\]\h'" $PS1"
+      fi
+      '';
+  };
+
+  environment.shellAliases = {
+    lsl = "ls -lAtr";
+  };
+
+  nixpkgs.config.packageOverrides = pkgs: {
+    nano = pkgs.runCommand "empty" {} "mkdir -p $out";
+  };
+
+  services.cron.enable = false;
+  services.nscd.enable = false;
+
+  security.setuidPrograms = [ "sendmail" ];
+  services.journald.extraConfig = ''
+    SystemMaxUse=1G
+    RuntimeMaxUse=128M
+    '';
+  # Enable IPv6 Privacy Extensions
+  boot.kernel.sysctl = {
+    "net.ipv6.conf.all.use_tempaddr" = 2;
+    "net.ipv6.conf.default.use_tempaddr" = 2;
+  };
+
+  i18n = {
+    consoleKeyMap = "us";
+    defaultLocale = "en_US.UTF-8";
+  };
+}
diff --git a/2configs/makefu/cgit-retiolum.nix b/2configs/makefu/cgit-retiolum.nix
new file mode 100644
index 00000000..d5ad35fd
--- /dev/null
+++ b/2configs/makefu/cgit-retiolum.nix
@@ -0,0 +1,52 @@
+{ config, lib, pkgs, ... }:
+with import ../../4lib/tv { inherit lib pkgs; };
+let
+
+  out = {
+    imports = [ ../../3modules/krebs/git.nix ];
+    krebs.git = {
+      enable = true;
+      root-title = "public repositories ";
+      root-desc = "keep calm and enrage";
+      inherit repos rules ;
+    };
+  };
+
+  repos = public-repos;
+  rules = concatMap make-rules (attrValues repos);
+
+  public-repos = mapAttrs make-public-repo {
+    stockholm = {
+      desc = "take all the computers hostage, they'll love you!";
+    };
+  };
+
+  # TODO move users to separate module
+
+  make-public-repo = name: { desc ? null, ... }: {
+    inherit name desc;
+    public = true;
+    hooks = {
+      post-receive = git.irc-announce {
+        nick = config.networking.hostName;
+        channel = "#retiolum";
+        server = "cd.retiolum";
+      };
+    };
+  };
+
+  make-rules =
+    with git // config.krebs.users;
+    repo:
+      singleton {
+        user = makefu;
+        repo = [ repo ];
+        perm = push "refs/*" [ non-fast-forward create delete merge ];
+      } ++
+      optional repo.public {
+        user = [ lass tv uriel ];
+        repo = [ repo ];
+        perm = fetch;
+      };
+
+in out
diff --git a/2configs/tv/base.nix b/2configs/tv/base.nix
index 0494ea08..06f83ea9 100644
--- a/2configs/tv/base.nix
+++ b/2configs/tv/base.nix
@@ -9,6 +9,11 @@ let
 in
 
 {
+  krebs.enable = true;
+  krebs.search-domain = "retiolum";
+
+  networking.hostName = config.krebs.build.host.name;
+
   imports = [
     {
       users.extraUsers =
@@ -22,8 +27,8 @@ in
     {
       users.extraUsers = {
         root = {
-          openssh.authorizedKeys.keys = map readFile [
-            ../../Zpubkeys/tv_wu.ssh.pub
+          openssh.authorizedKeys.keys = [
+            config.krebs.users.tv.pubkey
           ];
         };
         tv = {
@@ -37,15 +42,15 @@ in
             "video"
             "wheel"
           ];
-          openssh.authorizedKeys.keys = map readFile [
-            ../../Zpubkeys/tv_wu.ssh.pub
+          openssh.authorizedKeys.keys = [
+            config.krebs.users.tv.pubkey
           ];
         };
       };
     }
     {
       security.sudo.extraConfig = ''
-        Defaults mailto="tv@wu.retiolum"
+        Defaults mailto="${config.krebs.users.tv.mail}"
       '';
       time.timeZone = "Europe/Berlin";
     }
diff --git a/2configs/tv/charybdis.nix b/2configs/tv/charybdis.nix
index a45c7aeb..d78e162c 100644
--- a/2configs/tv/charybdis.nix
+++ b/2configs/tv/charybdis.nix
@@ -123,7 +123,7 @@ let
     #loadmodule "extensions/ip_cloaking.so";
     
     serverinfo {
-      name = ${toJSON (head config.tv.identity.self.nets.retiolum.aliases)};
+      name = ${toJSON (head config.krebs.build.host.nets.retiolum.aliases)};
       sid = "4z3";
       description = "miep!";
       network_name = "irc.retiolum";
@@ -133,9 +133,9 @@ let
       /* On multi-homed hosts you may need the following. These define
        * the addresses we connect from to other servers. */
       /* for IPv4 */
-      vhost = ${concatMapStringsSep ", " toJSON config.tv.identity.self.nets.retiolum.addrs4};
+      vhost = ${concatMapStringsSep ", " toJSON config.krebs.build.host.nets.retiolum.addrs4};
       /* for IPv6 */
-      vhost6 = ${concatMapStringsSep ", " toJSON config.tv.identity.self.nets.retiolum.addrs6};
+      vhost6 = ${concatMapStringsSep ", " toJSON config.krebs.build.host.nets.retiolum.addrs6};
       
       /* ssl_private_key: our ssl private key */
       ssl_private_key = "/tmp/ssl.key";
@@ -170,7 +170,7 @@ let
     admin {
       name = "tv";
       description = "peer";
-      email = "tv@wu.retiolum";
+      mail = "${config.krebs.users.tv.mail}";
     };
 
     log {
@@ -240,7 +240,7 @@ let
        */
       # XXX This is stupid because only one host is allowed[?]
       #host = ''${concatMapStringsSep ", " toJSON (
-      #  config.tv.identity.self.nets.retiolum.addrs
+      #  config.krebs.build.host.nets.retiolum.addrs
       #)};
       port = 6667;
       sslport = 6697;
diff --git a/2configs/tv/consul-server.nix b/2configs/tv/consul-server.nix
index 1c8dcb88..d10f9ea7 100644
--- a/2configs/tv/consul-server.nix
+++ b/2configs/tv/consul-server.nix
@@ -1,16 +1,15 @@
 { config, ... }:
 
 {
-  imports = [ ../../3modules/tv/consul.nix ];
   tv.consul = rec {
     enable = true;
 
-    inherit (config.tv.identity) self;
+    self = config.krebs.build.host;
     inherit (self) dc;
 
     server = true;
 
-    hosts = with config.tv.identity.hosts; [
+    hosts = with config.krebs.hosts; [
       # TODO get this list automatically from each host where tv.consul.enable is true
       cd
       mkdir
diff --git a/2configs/tv/exim-retiolum.nix b/2configs/tv/exim-retiolum.nix
index efab5cf3..851a0c62 100644
--- a/2configs/tv/exim-retiolum.nix
+++ b/2configs/tv/exim-retiolum.nix
@@ -4,9 +4,9 @@
   services.exim =
     # This configuration makes only sense for retiolum-enabled hosts.
     # TODO modular configuration
-    assert config.tv.retiolum.enable;
+    assert config.krebs.retiolum.enable;
     let
-      # TODO get the hostname from config.tv.retiolum.
+      # TODO get the hostname from config.krebs.retiolum.
       retiolumHostname = "${config.networking.hostName}.retiolum";
     in
       { enable = true;
diff --git a/2configs/tv/exim-smarthost.nix b/2configs/tv/exim-smarthost.nix
index a4c47b39..c93189b8 100644
--- a/2configs/tv/exim-smarthost.nix
+++ b/2configs/tv/exim-smarthost.nix
@@ -11,20 +11,21 @@ in
     let
       retiolumHostname = "${config.networking.hostName}.retiolum";
 
-      internet-aliases = [
-        { from = "tomislav@viljetic.de"; to = "tv@wu.retiolum"; }
+      internet-aliases = with config.krebs.users; [
+        { from = "tomislav@viljetic.de"; to = tv.mail; }
 
         # (mindestens) lisp-stammtisch und elli haben die