Merge remote-tracking branch 'lass/master'

29 files changed, 165 insertions, 448 deletions

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index b0ad2baf5..abb3d37eb 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -70,6 +70,12 @@ let
       type = types.hostname;
       default = "r";
     };
+
+    sitemap = mkOption {
+      default = {};
+      type = types.attrsOf types.sitemap.entry;
+    };
+
     zone-head-config  = mkOption {
       type = with types; attrsOf str;
       description = ''
diff --git a/krebs/3modules/lass/default.nix b/krebs/3modules/lass/default.nix
index 27009981b..4e50ef577 100644
--- a/krebs/3modules/lass/default.nix
+++ b/krebs/3modules/lass/default.nix
@@ -96,8 +96,8 @@ with import <stockholm/lib>;
           ip6.addr = "42:0000:0000:0000:0000:0000:0000:15ab";
           aliases = [
             "prism.r"
-            "build.prism.r"
             "cache.prism.r"
+            "cgit.prism.r"
             "paste.r"
             "p.r"
           ];
diff --git a/krebs/3modules/tv/default.nix b/krebs/3modules/tv/default.nix
index 60827d589..81db2d411 100644
--- a/krebs/3modules/tv/default.nix
+++ b/krebs/3modules/tv/default.nix
@@ -323,6 +323,7 @@ with import <stockholm/lib>;
           aliases = [
             "xu.r"
             "cgit.xu.r"
+            "krebs.xu.r"
           ];
           tinc.pubkey = ''
             -----BEGIN RSA PUBLIC KEY-----
@@ -374,6 +375,14 @@ with import <stockholm/lib>;
       ssh.pubkey = "ssh-rsa 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 root@zu";
     };
   };
+  sitemap = {
+    "http://cgit.krebsco.de" = {
+      desc = "Git repositories";
+    };
+    "http://krebs.xu.r" = {
+      desc = "krebs-pages mirror";
+    };
+  };
   users = {
     dv = {
       mail = "dv@alnus.r";
diff --git a/krebs/5pkgs/simple/tarantool/default.nix b/krebs/5pkgs/simple/tarantool/default.nix
deleted file mode 100644
index 9e22fd4f3..000000000
--- a/krebs/5pkgs/simple/tarantool/default.nix
+++ /dev/null
@@ -1,21 +0,0 @@
-{ stdenv, fetchgit, cmake, ncurses, openssl, readline, ... }:
-
-stdenv.mkDerivation rec {
-  name = "tarantool-1.7.1-164-g0fd0239";
-  src = fetchgit {
-    url = https://github.com/tarantool/tarantool;
-    rev = builtins.elemAt (builtins.match ".*-g([0-9a-f]+)" name) 0;
-    sha256 = "1jnaiizbl9j4a8vsihqx75iqa9bkh1kpwsyrgmim8ikiyzfw54dz";
-    fetchSubmodules = true;
-  };
-  buildInputs = [
-    cmake
-    ncurses
-    openssl
-    readline
-  ];
-  preConfigure = ''
-    echo ${(builtins.parseDrvName name).version} > VERSION
-    sed -i 's/NAMES termcap/NAMES ncurses/' cmake/FindTermcap.cmake
-  '';
-}
diff --git a/krebs/5pkgs/writers.nix b/krebs/5pkgs/writers.nix
index f1626078e..850ee6f1a 100644
--- a/krebs/5pkgs/writers.nix
+++ b/krebs/5pkgs/writers.nix
@@ -29,10 +29,11 @@ with import <stockholm/lib>;
     execveBin = name: cfg:
       pkgs.execve name (cfg // { destination = "/bin/${name}"; });
 
-    makeScriptWriter = interpreter: name: text:
+    makeScriptWriter = { interpreter, check ? null }: name: text:
       assert (with types; either absolute-pathname filename).check name;
       pkgs.writeOut (baseNameOf name) {
         ${optionalString (types.absolute-pathname.check name) name} = {
+          inherit check;
           executable = true;
           text = "#! ${interpreter}\n${text}";
         };
@@ -69,7 +70,9 @@ with import <stockholm/lib>;
       strip --strip-unneeded "$exe"
     '';
 
-    writeDash = pkgs.makeScriptWriter "${pkgs.dash}/bin/dash";
+    writeDash = pkgs.makeScriptWriter {
+      interpreter = "${pkgs.dash}/bin/dash";
+    };
 
     writeDashBin = name:
       assert types.filename.check name;
@@ -305,5 +308,7 @@ with import <stockholm/lib>;
         };
       };
 
-    writeSed = pkgs.makeScriptWriter "${pkgs.gnused}/bin/sed -f";
+    writeSed = pkgs.makeScriptWriter {
+      interpreter = "${pkgs.gnused}/bin/sed -f";
+    };
   }
diff --git a/lass/2configs/mail.nix b/lass/2configs/mail.nix
index fe82fea59..a90890aab 100644
--- a/lass/2configs/mail.nix
+++ b/lass/2configs/mail.nix
@@ -15,6 +15,10 @@ let
       ${pkgs.msmtp}/bin/msmtp -C ${msmtprc} "$@"
   '';
 
+  mailcap = pkgs.writeText "mailcap" ''
+    text/html; ${pkgs.elinks}/bin/elinks -dump ; copiousoutput;
+  '';
+
   muttrc = pkgs.writeText "muttrc" ''
     # gpg
     source ${pkgs.neomutt}/share/doc/mutt/samples/gpg.rc
@@ -37,6 +41,9 @@ let
     <display-message><enter-command> set crypt_verify_sig=\$my_crypt_verify_sig<enter>" \
      'Verify PGP signature'
 
+    # read html mails
+    auto_view text/html
+    set mailcap_path = ${mailcap}
 
     # notmuch
     set nm_default_uri="notmuch://$HOME/Maildir" # path to the maildir
@@ -59,7 +66,7 @@ let
       recipent="$(echo $1 | sed 's/[^,]*<\([^>]*\)[^,]*/ \1/g')"
       #     output to mutt
       #           V
-      echo "%4C %Z %?GI?%GI& ? %[%d/%b] %-20.20a %?M?(%3M)& ? %s %> $recipent %?g?%g?%"
+      echo "%4C %Z %?GI?%GI& ? %[%y-%m-%d] %-20.20a %?M?(%3M)& ? %s %> $recipent %?g?%g?%"
       # args to mutt-index dash script
       # V
     ''} %r |"
@@ -119,6 +126,8 @@ let
     bind pager t noop
     macro index t "<modify-labels>+TODO\n"        # tag as Archived
 
+    # top index bar in email view
+    set pager_index_lines=7
 
     # sidebar
     set sidebar_width   = 20
diff --git a/lass/2configs/websites/default.nix b/lass/2configs/websites/default.nix
new file mode 100644
index 000000000..1ffa105a7
--- /dev/null
+++ b/lass/2configs/websites/default.nix
@@ -0,0 +1,26 @@
+{ config, lib, ... }:
+
+with import <stockholm/lib>;
+
+{
+  services.nginx = {
+    recommendedGzipSettings = true;
+    recommendedOptimisation = true;
+    recommendedTlsSettings = true;
+
+    virtualHosts._http = {
+      default = true;
+      extraConfig = ''
+        return 404;
+      '';
+    };
+
+    virtualHosts.default = {
+      locations."= /etc/os-release".extraConfig = ''
+        default_type text/plain;
+        alias /etc/os-release;
+      '';
+    };
+  };
+}
+
diff --git a/lass/2configs/websites/domsen.nix b/lass/2configs/websites/domsen.nix
index b0e5375c7..10ff142f9 100644
--- a/lass/2configs/websites/domsen.nix
+++ b/lass/2configs/websites/domsen.nix
@@ -23,6 +23,7 @@ let
 
 in {
   imports = [
+    ./default.nix
     ./sqlBackup.nix
     (servePage [ "reich-gebaeudereinigung.de" "www.reich-gebaeudereinigung.de" ])
     (servePage [
diff --git a/lass/2configs/websites/fritz.nix b/lass/2configs/websites/fritz.nix
index 45927b102..aa57a9857 100644
--- a/lass/2configs/websites/fritz.nix
+++ b/lass/2configs/websites/fritz.nix
@@ -26,6 +26,7 @@ in {
   services.nginx.enable = true;
 
   imports = [
+    ./default.nix
     ./sqlBackup.nix
 
     (serveWordpress [ "radical-dreamers.de" "www.radical-dreamers.de" ])
diff --git a/lass/2configs/websites/lassulus.nix b/lass/2configs/websites/lassulus.nix
index 0771570ca..93b817c3b 100644
--- a/lass/2configs/websites/lassulus.nix
+++ b/lass/2configs/websites/lassulus.nix
@@ -8,6 +8,7 @@ let
 
 in {
   imports = [
+    ./default.nix
     ../git.nix
   ];
 
diff --git a/lass/3modules/static_nginx.nix b/lass/3modules/static_nginx.nix
deleted file mode 100644
index cd33a2cf1..000000000
--- a/lass/3modules/static_nginx.nix
+++ /dev/null
@@ -1,78 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-with import <stockholm/lib>;
-
-let
-  cfg = config.lass.staticPage;
-
-  out = {
-    options.lass.staticPage = api;
-    config = imp;
-  };
-
-  api = mkOption {
-    type = with types; attrsOf (submodule ({ config, ... }: {
-      options = {
-        domain = mkOption {
-          type = str;
-          default = config._module.args.name;
-        };
-        folder = mkOption {
-          type = str;
-          default = "/srv/http/${config.domain}";
-        };
-        #sslEnable = mkEnableOption "ssl";
-        #certificate = mkOption {
-        #  type = str;
-        #};
-        #certificate_key = mkOption {
-        #  type = str;
-        #};
-        #ciphers = mkOption {
-        #  type = str;
-        #  default = "AES128+EECDH:AES128+EDH";
-        #};
-        ssl = mkOption {
-          type = with types; submodule ({
-            options = {
-              enable = mkEnableOption "ssl";
-              certificate = mkOption {
-                type = str;
-              };
-              certificate_key = mkOption {
-                type = str;
-              };
-            };
-          });
-          default = {};
-        };
-      };
-    }));
-    default = {};
-  };
-
-  user = config.services.nginx.user;
-  group = config.services.nginx.group;
-
-  external-ip = config.krebs.build.host.nets.internet.ip4.addr;
-
-  imp = {
-    krebs.nginx.servers = flip mapAttrs cfg ( name: { domain, folder, ssl, ... }: {
-      server-names = [
-        "${domain}"
-        "www.${domain}"
-      ];
-      locations = [
-        (nameValuePair "/" ''
-          root ${folder};
-        '')
-        (nameValuePair "~ /\\." ''
-          deny all;
-        '')
-      ];
-      inherit ssl;
-
-    });
-  };
-
-in out
diff --git a/lib/default.nix b/lib/default.nix
index 4c54f60aa..e5e40975e 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -20,10 +20,6 @@ let
         then lib.lpad n c (c + s)
         else s;
 
-    subdirsOf = path:
-      lib.mapAttrs (name: _: path + "/${name}")
-                   (filterAttrs (_: eq "directory") (readDir path));
-
     genAttrs' = names: f: listToAttrs (map f names);
 
     getAttrs = names: set:
diff --git a/lib/types.nix b/lib/types.nix
index 236190ccd..8c6846887 100644
--- a/lib/types.nix
+++ b/lib/types.nix
@@ -5,7 +5,7 @@ let
     all any concatMapStringsSep concatStringsSep const filter flip
     genid hasSuffix head isInt isString length mergeOneOption mkOption
     mkOptionType optional optionalAttrs optionals range splitString
-    stringLength substring test typeOf;
+    stringLength substring test testString typeOf;
   inherit (lib.types)
     attrsOf bool either enum int listOf nullOr path str string submodule;
 in
@@ -357,6 +357,20 @@ rec {
 
   pgp-pubkey = str;
 
+  sitemap.entry = submodule ({ config, ... }: {
+    options = {
+      desc = mkOption {
+        default = null;
+        type = nullOr str;
+      };
+      href = mkOption {
+        ${if testString "https?://.*" config._module.args.name
+          then "default" else null} = config._module.args.name;
+        type = nullOr str; # TODO nullOr uri?
+      };
+    };
+  });
+
   ssh-pubkey = str;
   ssh-privkey = submodule {
     options = {
diff --git a/makefu/5pkgs/default.nix b/makefu/5pkgs/default.nix
index 99f8cf864..bb776ef25 100644
--- a/makefu/5pkgs/default.nix
+++ b/makefu/5pkgs/default.nix
@@ -15,6 +15,10 @@ self: super: let
         override
     else override;
 
+   subdirsOf = path:
+     mapAttrs (name: _: path + "/${name}")
+              (filterAttrs (_: eq "directory") (readDir path));
+
 in {
     alsa-hdspconf = callPackage ./alsa-tools { alsaToolTarget="hdspconf";};
     alsa-hdspmixer = callPackage ./alsa-tools { alsaToolTarget="hdspmixer";};
@@ -27,7 +31,6 @@ in {
         sha256 = "18ddzyh11bywrhzdkzvrl7nvgp5gdb4k1s0zxbz2bkhd14vi72bb";
       };
     };
-
 }
 
 // mapAttrs (_: flip callPackage {})
diff --git a/mv/1systems/stro.nix b/mv/1systems/stro.nix
index c8035b88e..bb37aedda 100644
--- a/mv/1systems/stro.nix
+++ b/mv/1systems/stro.nix
@@ -143,10 +143,6 @@ with import <stockholm/lib>;
     };
   };
 
-  security.wrappers = {
-    sendmail.source = "${pkgs.exim}/bin/sendmail"; # for cron
-  };
-
   security.sudo.extraConfig = ''
     Defaults env_keep+="SSH_CLIENT"
     Defaults mailto="${config.krebs.users.mv.mail}"
diff --git a/tv/1systems/alnus/config.nix b/tv/1systems/alnus/config.nix
index dd9e594fc..71302d594 100644
--- a/tv/1systems/alnus/config.nix
+++ b/tv/1systems/alnus/config.nix
@@ -1,8 +1,6 @@
-{ config, pkgs, ... }:
-
 with import <stockholm/lib>;
+{ config, pkgs, ... }: {
 
-{
   imports = [
     <stockholm/tv>
     <stockholm/tv/2configs/hw/x220.nix>
@@ -81,8 +79,6 @@ with import <stockholm/lib>;
     };
   };
 
-  swapDevices =[ ];
-
   users.users.dv = {
     inherit (config.krebs.users.dv) home uid;
     isNormalUser = true;
diff --git a/tv/1systems/mu/config.nix b/tv/1systems/mu/config.nix
index 4c6d16329..089481872 100644
--- a/tv/1systems/mu/config.nix
+++ b/tv/1systems/mu/config.nix
@@ -1,8 +1,6 @@
-{ config, pkgs, ... }:
-
 with import <stockholm/lib>;
+{ config, pkgs, ... }: {
 
-{
   imports = [
     <stockholm/krebs>
     <stockholm/tv/2configs>
@@ -14,15 +12,7 @@ with import <stockholm/lib>;
   krebs.build.host = config.krebs.hosts.mu;
   krebs.build.user = mkForce config.krebs.users.vv;
 
-  services.udev.extraRules = ''
-    SUBSYSTEM=="net", ATTR{address}=="00:90:f5:da:aa:c3", NAME="en0"
-    SUBSYSTEM=="net", ATTR{address}=="a0:88:b4:1b:ae:6c", NAME="wl0"
-
-    # for jack
-    KERNEL=="rtc0", GROUP="audio"
-    KERNEL=="hpet", GROUP="audio"
-  '';
-
+  tv.x0vncserver.enable = true;
 
   # hardware configuration
   boot.initrd.luks.devices = [
@@ -33,10 +23,6 @@ with import <stockholm/lib>;
   boot.kernelModules = [ "fbcon" "kvm-intel" ];
   boot.extraModulePackages = [ ];
 
-  boot.extraModprobeConfig = ''
-    options kvm_intel nested=1
-  '';
-
   fileSystems = {
     "/" = {
       device = "/dev/vgmu1/nixroot";
@@ -50,15 +36,8 @@ with import <stockholm/lib>;
     "/boot" = {
       device = "/dev/sda1";
     };
-    "/tmp" = {
-      device = "tmpfs";
-      fsType = "tmpfs";
-      options = [ "nosuid" "nodev" "noatime" ];
-    };
   };
 
-  swapDevices =[ ];
-
   nixpkgs.config.allowUnfree = true;
   hardware.opengl.driSupport32Bit = true;
 
@@ -66,8 +45,8 @@ with import <stockholm/lib>;
 
   hardware.enableRedistributableFirmware = true;
 
-  boot.loader.gummiboot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
+  boot.loader.systemd-boot.enable = true;
 
   networking.networkmanager.enable = true;
 
@@ -97,7 +76,6 @@ with import <stockholm/lib>;
   programs.ssh.startAgent = false;
 
   security.wrappers = {
-    sendmail.source = "${pkgs.exim}/bin/sendmail"; # for cron
     slock.source = "${pkgs.slock}/bin/slock";
   };
 
@@ -152,9 +130,4 @@ with import <stockholm/lib>;
       "networkmanager"
     ];
   };
-
-  # see tmpfiles.d(5)
-  systemd.tmpfiles.rules = [
-    "d /tmp 1777 root root - -" # does this work with mounted /tmp?
-  ];
 }
diff --git a/tv/1systems/nomic/config.nix b/tv/1systems/nomic/config.nix
index d0144986b..996a5e7ec 100644
--- a/tv/1systems/nomic/config.nix
+++ b/tv/1systems/nomic/config.nix
@@ -1,8 +1,6 @@
-{ config, lib, pkgs, ... }:
-
 with import <stockholm/lib>;
+{ config, pkgs, ... }: {
 
-{
   krebs.build.host = config.krebs.hosts.nomic;
 
   imports = [
@@ -50,11 +48,6 @@ with import <stockholm/lib>;
       fsType = "btrfs";
     };
 
-  swapDevices = [ ];
-
-  # TODO base
-  boot.tmpOnTmpfs = true;
-
   environment.systemPackages = with pkgs; [
     (writeDashBin "play" ''
       set -euf
diff --git a/tv/1systems/test/source.nix b/tv/1systems/test/source.nix
deleted file mode 100644
index f756b8586..000000000
--- a/tv/1systems/test/source.nix
+++ /dev/null
@@ -1,3 +0,0 @@
-import <stockholm/tv/source.nix> {
-  name = "test";
-}
diff --git a/tv/1systems/wu/config.nix b/tv/1systems/wu/config.nix
index 1e28cc78a..79b5aa269 100644
--- a/tv/1systems/wu/config.nix
+++ b/tv/1systems/wu/config.nix
@@ -1,8 +1,6 @@
-{ config, lib, pkgs, ... }:
-
 with import <stockholm/lib>;
+{ config, pkgs, ... }: {
 
-{
   krebs.build.host = config.krebs.hosts.wu;
 
   imports = [
@@ -17,91 +15,6 @@ with import <stockholm/lib>;
     <stockholm/tv/2configs/pulse.nix>
     <stockholm/tv/2configs/retiolum.nix>
     <stockholm/tv/2configs/xserver>
-    {
-      environment.systemPackages = with pkgs; [
-        # root
-        cryptsetup
-
-        # tv
-        bc
-        bind # dig
-        cac-api
-        dic
-        file
-        get
-        gnupg1compat
-        haskellPackages.hledger
-        jq
-        mkpasswd
-        netcat
-        nix-repl
-        nmap
-        p7zip
-        push
-        qrencode
-        tmux
-
-        #ack
-        #apache-httpd
-        #ascii
-        #emacs
-        #es
-        #esniper
-        #gcc
-        #gptfdisk
-        #graphviz
-        #haskellPackages.cabal2nix
-        #haskellPackages.ghc
-        #haskellPackages.shake
-        #hdparm
-        #i7z
-        #iftop
-        #imagemagick
-        #inotifyTools
-        #iodine
-        #iotop
-        #lshw
-        #lsof
-        #minicom
-        #mtools
-        #ncmpc
-        #neovim
-        #nethogs
-        #nix-prefetch-scripts #cvs bug
-        #openssl
-        #openswan
-        #parted
-        #perl
-        #powertop
-        #ppp
-        #proot
-        #pythonPackages.arandr
-        #pythonPackages.youtube-dl
-        #racket
-        #rxvt_unicode-with-plugins
-        #scrot
-        #sec
-        #silver-searcher
-        #sloccount
-        #smartmontools
-        #socat
-        #sshpass
-        #strongswan
-        #sysdig
-        #sysstat
-        #tcpdump
-        #tlsdate
-        #unetbootin
-        #utillinuxCurses
-        #wvdial
-        #xdotool
-        #xkill
-        #xl2tpd
-        #xsel
-
-        unison
-      ];
-    }
   ];
 
   boot.initrd.luks = {
@@ -130,11 +43,6 @@ with import <stockholm/lib>;
     "/boot" = {
       device = "/dev/sda1";
     };
-    "/tmp" = {
-      device = "tmpfs";
-      fsType = "tmpfs";
-      options = ["nosuid" "nodev" "noatime"];
-    };
   };
 
   krebs.nixpkgs.allowUnfreePredicate = pkg: hasPrefix "nvidia-x11-" pkg.name;
@@ -143,24 +51,8 @@ with import <stockholm/lib>;
   hardware.enableRedistributableFirmware= true;
   hardware.opengl.driSupport32Bit = true;
 
-  environment.systemPackages = with pkgs; [
-    ethtool
-    tinc_pre
-    iptables
-    #jack2
-  ];
-
-  security.wrappers = {
-    sendmail.source = "${pkgs.exim}/bin/sendmail"; # for cron
-  };
-
   services.printing.enable = true;
 
-  # see tmpfiles.d(5)
-  systemd.tmpfiles.rules = [
-    "d /tmp 1777 root root - -" # does this work with mounted /tmp?
-  ];
-
   services.udev.extraRules = ''
     SUBSYSTEM=="net", ATTR{address}=="00:90:f5:da:aa:c3", NAME="en0"
     SUBSYSTEM=="net", ATTR{address}=="a0:88:b4:1b:ae:6c", NAME="wl0"
@@ -169,6 +61,4 @@ with import <stockholm/lib>;
     KERNEL=="rtc0", GROUP="audio"
     KERNEL=="hpet", GROUP="audio"
   '';
-
-  virtualisation.virtualbox.host.enable = true;
 }
diff --git a/tv/1systems/xu/config.nix b/tv/1systems/xu/config.nix
index 2bffdddb3..0abd544ce 100644
--- a/tv/1systems/xu/config.nix
+++ b/tv/1systems/xu/config.nix
@@ -1,8 +1,6 @@
-{ config, lib, pkgs, ... }:
-
 with import <stockholm/lib>;
+{ config, pkgs, ... }: {
 
-{
   krebs.build.host = config.krebs.hosts.xu;
 
   imports = [
@@ -13,6 +11,7 @@ with import <stockholm/lib>;
     <stockholm/tv/2configs/gitrepos.nix>
     <stockholm/tv/2configs/mail-client.nix>
     <stockholm/tv/2configs/man.nix>
+    <stockholm/tv/2configs/nginx/krebs-pages.nix>
     <stockholm/tv/2configs/nginx/public_html.nix>
     <stockholm/tv/2configs/pulse.nix>
     <stockholm/tv/2configs/retiolum.nix>
@@ -136,11 +135,6 @@ with import <stockholm/lib>;
     "/boot" = {
       device = "/dev/sda1";
     };
-    "/tmp" = {
-      device = "tmpfs";
-      fsType = "tmpfs";
-      options = ["nosuid" "nodev" "noatime"];
-    };
   };
 
   environment.systemPackages = with pkgs; [
@@ -152,23 +146,14 @@ with import <stockholm/lib>;
     gptfdisk
   ];
 
-  security.wrappers = {
-    sendmail.source = "${pkgs.exim}/bin/sendmail"; # for cron
-  };
-
   services.printing.enable = true;
 
-  # see tmpfiles.d(5)
-  systemd.tmpfiles.rules = [
-    "d /tmp 1777 root root - -" # does this work with mounted /tmp?
-  ];
-
   #services.bitlbee.enable = true;
   #services.tor.client.enable = true;
   #services.tor.enable = true;
-  #services.virtualboxHost.enable = true;
-
 
   # The NixOS release to be compatible with for stateful data such as databases.
   system.stateVersion = "15.09";
+
+  virtualisation.virtualbox.host.enable = true;
 }
diff --git a/tv/1systems/zu/config.nix b/tv/1systems/zu/config.nix
index d2aab8c51..414d2f226 100644
--- a/tv/1systems/zu/config.nix
+++ b/tv/1systems/zu/config.nix
@@ -1,17 +1,9 @@
-{ config, lib, pkgs, ... }:
-
 with import <stockholm/lib>;
+{ config, pkgs, ... }: {
 
-{
   krebs.build.host = config.krebs.hosts.zu;
 
   imports = [
-    {
-      options.tv.test.sercret-file = mkOption {
-        type = types.secret-file;
-        default = {};
-      };
-    }
     <stockholm/tv>
     <stockholm/tv/2configs/hw/x220.nix>
     <stockholm/tv/2configs/exim-retiolum.nix>
@@ -22,93 +14,6 @@ with import <stockholm/lib>;
     <stockholm/tv/2configs/pulse.nix>
     <stockholm/tv/2configs/retiolum.nix>
     <stockholm/tv/2configs/xserver>
-    {
-      environment.systemPackages = with pkgs; [
-
-        # root
-        cryptsetup
-
-        # tv
-        bc
-        bind # dig
-        cac-api
-        dic
-        file
-        gnupg1compat
-        haskellPackages.hledger
-        jq
-        mkpasswd
-        netcat
-        nix-repl
-        nmap
-        p7zip
-        pass
-        q
-        qrencode
-        # XXX fails at systemd.services.dbus.unitConfig
-        #texlive
-        tmux
-
-        #ack
-        #apache-httpd
-        #ascii
-        #emacs
-        #es
-        #esniper
-        #gcc
-        #gptfdisk
-        #graphviz
-        #haskellPackages.cabal2nix
-        #haskellPackages.ghc
-        #haskellPackages.shake
-        #hdparm<