Merge remote-tracking branch 'lass/master'

35 files changed, 255 insertions, 381 deletions

diff --git a/jeschli/1systems/bln/config.nix b/jeschli/1systems/bln/config.nix
index 716b9c484..6e3c3bec8 100644
--- a/jeschli/1systems/bln/config.nix
+++ b/jeschli/1systems/bln/config.nix
@@ -9,6 +9,8 @@
     <stockholm/jeschli/2configs/emacs.nix>
     <stockholm/jeschli/2configs/xdg.nix>
     <stockholm/jeschli/2configs/xserver>
+#    <stockholm/jeschli/1systems/bln/dcso-vpn.nix>
+    <stockholm/jeschli/2configs/officevpn.nix>
   ];
 
 #  boot.loader.systemd-boot.enable = true;
@@ -94,6 +96,8 @@
     vagrant
   # document viewer
     zathura
+
+    samba
   ];
 
 
@@ -161,4 +165,9 @@
 
   hardware.bluetooth.enable = true;
   krebs.build.host = config.krebs.hosts.bln;
+
+  networking.interfaces.enp0s31f6.ipv4.addresses = [
+    { address = "10.99.23.2"; prefixLength = 24; }
+  ];
+
 }
diff --git a/jeschli/1systems/brauerei/config.nix b/jeschli/1systems/brauerei/config.nix
index 5a6ad7652..e200cbcd4 100644
--- a/jeschli/1systems/brauerei/config.nix
+++ b/jeschli/1systems/brauerei/config.nix
@@ -25,21 +25,11 @@
     preLVM = true;
     allowDiscards = true;
   } ];
-#  networking.hostName = "brauerei";
-  # Define your hostname.
-#  networking.wireless.enable = true;
   networking.networkmanager.enable = true;
-  # Enables wireless support via wpa_supplicant.
-  # Select internationalisation properties.
-  # i18n = {
-  #   consoleFont = "Lat2-Terminus16";
-  #   consoleKeyMap = "us";
-  #   defaultLocale = "en_US.UTF-8";
-  # };
-  # Set your time zone.  #
   time.timeZone = "Europe/Amsterdam";
+
   nixpkgs.config.allowUnfree = true;
-  # List packages installed in system profile. To search by name, run: # $ nix-env -qaP | grep wget
+
   environment.shellAliases = {
     n = "nix-shell";
     stocki = pkgs.writeDash "deploy" ''
@@ -47,6 +37,7 @@
       exec nix-shell -I stockholm="$PWD" --run 'deploy  --system="brauerei"'
     '';
   };
+
   environment.systemPackages = with pkgs; [
   # system helper
     ag
@@ -103,6 +94,7 @@
     zathura
   # xorg
     xorg.xbacklight
+    taskwarrior
   ];
 
   # Some programs need SUID wrappers, can be configured further or are
@@ -126,7 +118,7 @@
     display = 11;
     tty = 11;
 
-    dpi = 96;
+    dpi = 144;
 
 #    videoDrivers = [ "nvidia" ];
     synaptics = {
@@ -138,7 +130,7 @@
 
   users.extraUsers.jeschli = { # TODO: define as krebs.users
     isNormalUser = true;
-    extraGroups = ["docker" "vboxusers"];
+    extraGroups = ["docker" "vboxusers" "audio"];
     uid = 1000;
   };
   users.extraUsers.jamie = {
diff --git a/jeschli/1systems/brauerei/hardware-configuration.nix b/jeschli/1systems/brauerei/hardware-configuration.nix
index 75fdb89fd..2cb3e6661 100644
--- a/jeschli/1systems/brauerei/hardware-configuration.nix
+++ b/jeschli/1systems/brauerei/hardware-configuration.nix
@@ -29,5 +29,6 @@
 
   swapDevices = [ ];
 
+  hardware.pulseaudio.enable = true;
   nix.maxJobs = lib.mkDefault 4;
 }
diff --git a/jeschli/2configs/emacs.nix b/jeschli/2configs/emacs.nix
index 4c52432d3..3bd2dbfc4 100644
--- a/jeschli/2configs/emacs.nix
+++ b/jeschli/2configs/emacs.nix
@@ -17,18 +17,19 @@ let
   '';
   evilMode = ''
     ;; Evil Mode
-    (add-to-list 'load-path "~/.emacs.d/evil")
     (require 'evil)
     (evil-mode 1)
-    (require 'evil-org)
-    (add-hook 'org-mode-hook 'evil-org-mode)
-    (evil-org-set-key-theme '(navigation insert textobjects additional calendar))
-    (require 'evil-org-agenda)
-    (evil-org-agenda-set-keys)
+    ;; (require 'evil-org)
+    ;; (add-hook 'org-mode-hook 'evil-org-mode)
+    ;; (evil-org-set-key-theme '(navigation insert textobjects additional calendar))
+    ;; (require 'evil-org-agenda)
+    ;; (evil-org-agenda-set-keys)
   '';
   windowCosmetics = ''
+    (menu-bar-mode -1)
     (tool-bar-mode -1)                  ; Disable the button bar atop screen
     (scroll-bar-mode -1)                ; Disable scroll bar
+    (toggle-scroll-bar -1)
     (setq inhibit-startup-screen t)     ; Disable startup screen with graphics
     (setq-default indent-tabs-mode nil) ; Use spaces instead of tabs
     (setq default-tab-width 2)          ; Two spaces is a tab
@@ -41,28 +42,36 @@ let
     (global-set-key "\C-cl" 'org-store-link)
     (global-set-key "\C-ca" 'org-agenda)
     (global-set-key "\C-cb" 'org-iswitchb)
+    (setq org-link-frame-setup '((file . find-file))) ; open link in same frame.
     (if (boundp 'org-user-agenda-files)
       (setq org-agenda-files org-user-agenda-files)
       (setq org-agenda-files (quote ("~/projects/notes")))
     )
   '';
+  theme = ''
+    (load-theme 'monokai-alt)
+  '';
   recentFiles = ''
     (recentf-mode 1)
     (setq recentf-max-menu-items 25)
     (global-set-key "\C-x\ \C-r" 'recentf-open-files)
   '';
   dotEmacs = pkgs.writeText "dot-emacs" ''
+    ${evilMode}
     ${packageRepos}
     ${orgMode}
     ${recentFiles}
+    ${theme}
     ${windowCosmetics}
   '';
   emacsWithCustomPackages = (pkgs.emacsPackagesNgGen pkgs.emacs).emacsWithPackages (epkgs: [
+    epkgs.melpaPackages.evil
     epkgs.melpaStablePackages.magit
     epkgs.melpaPackages.mmm-mode
     epkgs.melpaPackages.nix-mode
     epkgs.melpaPackages.go-mode
     epkgs.melpaPackages.google-this
+    epkgs.melpaPackages.monokai-alt-theme
   ]);
   myEmacs = pkgs.writeDashBin "my-emacs" ''
     exec ${emacsWithCustomPackages}/bin/emacs -q -l ${dotEmacs} "$@"
diff --git a/jeschli/2configs/officevpn.nix b/jeschli/2configs/officevpn.nix
new file mode 100644
index 000000000..eb0477d51
--- /dev/null
+++ b/jeschli/2configs/officevpn.nix
@@ -0,0 +1,19 @@
+{ config, pkgs, ... }:
+
+{
+  nixpkgs.config.packageOverrides = pkgs: {
+    openvpn = pkgs.openvpn.override { pkcs11Support = true; useSystemd = false;};
+  };
+
+  environment.systemPackages = with pkgs; [
+  opensc
+  openvpn
+  yubikey-manager
+  ];
+
+  services.pcscd.enable = true;
+
+  # To start the vpn manually execute
+  # $ openvpn --config clien.ovpn
+}
+
diff --git a/jeschli/2configs/xserver/Xresources.nix b/jeschli/2configs/xserver/Xresources.nix
index adf06ee63..ebe7159ff 100644
--- a/jeschli/2configs/xserver/Xresources.nix
+++ b/jeschli/2configs/xserver/Xresources.nix
@@ -5,7 +5,6 @@ with import <stockholm/lib>;
 pkgs.writeText "Xresources" /* xdefaults */ ''
   Xcursor.theme: aero-large-drop
   Xcursor.size: 128
-  Xft.dpi: 144
 
   URxvt*cutchars: "\\`\"'&()*,;<=>?@[]^{|}‘’"
   URxvt*eightBitInput: false
@@ -22,7 +21,8 @@ pkgs.writeText "Xresources" /* xdefaults */ ''
   URxvt*charClass: 33:48,37:48,45-47:48,64:48,38:48,61:48,63:48
   URxvt*cutNewline: False
   URxvt*cutToBeginningOfLine: False
-
+  URxvt*font: xft:Monospace:size=12
+  URxvt*font: xft:Monospace:size=12:bold
   URxvt*color0: #232342
   URxvt*color3: #c07000
   URxvt*color4: #4040c0
diff --git a/krebs/1systems/hotdog/config.nix b/krebs/1systems/hotdog/config.nix
index 18b751a7e..0a848426c 100644
--- a/krebs/1systems/hotdog/config.nix
+++ b/krebs/1systems/hotdog/config.nix
@@ -15,6 +15,7 @@
     <stockholm/krebs/2configs/ircd.nix>
     <stockholm/krebs/2configs/reaktor-retiolum.nix>
     <stockholm/krebs/2configs/reaktor-krebs.nix>
+    <stockholm/krebs/2configs/repo-sync.nix>
   ];
 
   krebs.build.host = config.krebs.hosts.hotdog;
diff --git a/krebs/2configs/news-spam.nix b/krebs/2configs/news-spam.nix
index a3f39b40e..88b7e1072 100644
--- a/krebs/2configs/news-spam.nix
+++ b/krebs/2configs/news-spam.nix
@@ -7,7 +7,6 @@
       [SPAM]aje|http://www.aljazeera.com/Services/Rss/?PostingId=2007731105943979989|#snews
       [SPAM]allafrica|http://allafrica.com/tools/headlines/rdf/latest/headlines.rdf|#snews
       [SPAM]antirez|http://antirez.com/rss|#snews
-      [SPAM]arbor|http://feeds2.feedburner.com/asert/|#snews
       [SPAM]archlinux|http://www.archlinux.org/feeds/news/|#snews
       [SPAM]ars|http://feeds.arstechnica.com/arstechnica/index?format=xml|#snews
       [SPAM]augustl|http://augustl.com/atom.xml|#snews
@@ -131,7 +130,6 @@
       [SPAM]slashdot|http://rss.slashdot.org/Slashdot/slashdot|#snews
       [SPAM]slate|http://feeds.slate.com/slate|#snews
       [SPAM]spiegel_eil|http://www.spiegel.de/schlagzeilen/eilmeldungen/index.rss|#snews
-      [SPAM]spiegelfechter|http://feeds.feedburner.com/DerSpiegelfechter?format=xml|#snews
       [SPAM]spiegel_top|http://www.spiegel.de/schlagzeilen/tops/index.rss|#snews
       [SPAM]standardmedia_ke|http://www.standardmedia.co.ke/rss/headlines.php|#snews
       [SPAM]stern|http://www.stern.de/feed/standard/all/|#snews
@@ -146,7 +144,6 @@
       [SPAM]the_insider|http://www.theinsider.org/rss/news/headlines-xml.asp|#snews
       [SPAM]tigsource|http://www.tigsource.com/feed/|#snews
       [SPAM]tinc|http://tinc-vpn.org/news/index.rss|#snews
-      [SPAM]topix_b|http://www.topix.com/rss/wire/de/berlin|#snews
       [SPAM]torr_bits|http://feeds.feedburner.com/TorrentfreakBits|#snews
       [SPAM]torrentfreak|http://feeds.feedburner.com/Torrentfreak|#snews
       [SPAM]torr_news|http://feed.torrentfreak.com/Torrentfreak/|#snews
@@ -160,7 +157,6 @@
       [SPAM]us_math_society|http://www.ams.org/cgi-bin/content/news_items.cgi?rss=1|#snews
       [SPAM]vimperator|https://sites.google.com/a/vimperator.org/www/blog/posts.xml|#snews
       [SPAM]weechat|http://dev.weechat.org/feed/atom|#snews
-      [SPAM]wp_world|http://feeds.washingtonpost.com/rss/rss_blogpost|#snews
       [SPAM]xkcd|https://xkcd.com/rss.xml|#snews
       [SPAM]zdnet|http://www.zdnet.com/news/rss.xml|#snews
     '';
diff --git a/krebs/2configs/repo-sync.nix b/krebs/2configs/repo-sync.nix
index 48da88a8d..7c3b2c90e 100644
--- a/krebs/2configs/repo-sync.nix
+++ b/krebs/2configs/repo-sync.nix
@@ -5,76 +5,156 @@ with import <stockholm/lib>;
 let
   mirror = "git@${config.networking.hostName}:";
 
-  defineRepo = name: announce: let
+  defineRepo = {
+    name, desc, section
+  }:
+  let
     repo = {
       public = true;
       name = mkDefault "${name}";
-      cgit.desc = mkDefault "mirror for ${name}";
-      cgit.section = mkDefault "mirror";
-      hooks = mkIf announce (mkDefault {
+      cgit.desc = desc;
+      cgit.section = section;
+      hooks = mkDefault {
         post-receive = pkgs.git-hooks.irc-announce {
           nick = config.networking.hostName;
           verbose = false;
           channel = "#xxx";
           server = "irc.r";
-          branches = [ "master" ];
+          branches = [ "newest" ];
         };
-      });
+      };
     };
   in {
-    rules = with git; singleton {
-      user = with config.krebs.users; [
-        config.krebs.users."${config.networking.hostName}-repo-sync"
-      ];
-      repo = [ repo ];
-      perm = push ''refs/*'' [ non-fast-forward create delete merge ];
-    };
+    rules = with git; [
+      {
+        user = with config.krebs.users; [
+          config.krebs.users."${config.networking.hostName}-repo-sync"
+          jeschli
+          lass
+          makefu
+          tv
+        ];
+        repo = [ repo ];
+        perm = push ''refs/*'' [ non-fast-forward create delete merge ];
+      }
+      {
+        user = attrValues config.krebs.users;
+        repo = [ repo ];
+        perm = fetch;
+      }
+    ];
     repos."${name}" = repo;
   };
 
-  sync-retiolum = name:
+  sync-retiolum = {
+    name,
+    desc ? "mirror for ${name}",
+    section ? "mirror"
+  }:
     {
       krebs.repo-sync.repos.${name} = {
         branches = {
-          makefu = {
-            origin.url = "http://cgit.gum/${name}";
+          lassulus = {
+            origin.url = "http://cgit.lassul.us/${name}";
             mirror.url = "${mirror}${name}";
           };
-          tv = {
-            origin.url = "http://cgit.ni.r/${name}";
+          makefu = {
+            origin.url = "http://cgit.gum/${name}";
             mirror.url = "${mirror}${name}";
           };
           nin = {
             origin.url = "http://cgit.onondaga.r/${name}";
             mirror.url = "${mirror}${name}";
           };
-          lassulus = {
-            origin.url = "http://cgit.lassul.us/${name}";
+          tv = {
+            origin.url = "http://cgit.ni.r/${name}";
             mirror.url = "${mirror}${name}";
           };
         };
         latest = {
           url = "${mirror}${name}";
-          ref = "heads/master";
+          ref = "heads/newest";
         };
       };
-      krebs.git = defineRepo name false;
+      krebs.git = defineRepo { inherit name desc section; };
+    };
+
+  sync-remote = {
+    name,
+    url,
+    desc ? "mirror for ${name}",
+    section ? "mirror"
+  }:
+    {
+      krebs.repo-sync.repos.${name} = {
+        branches = {
+          remote = {
+            origin.url = url;
+            mirror.url = "${mirror}${name}";
+          };
+        };
+      };
+      krebs.git = defineRepo { inherit name desc section; };
     };
 
 in {
-  krebs.repo-sync = {
-    enable = true;
-  };
   krebs.git = {
-    enable = mkDefault true;
-    cgit = {
-      settings = {
-        root-title = "Shared Repos";
-        root-desc = "keep on krebsing";
-      };
+    enable = true;
+    cgit.settings = {
+      root-title = "krebs repos";
+      root-desc = "keep calm and engage";
     };
   };
+  krebs.repo-sync = {
+    enable = true;
+  };
   imports = [
-    (sync-retiolum "stockholm")
+    (sync-retiolum { name = "the_playlist"; desc = "Good Music collection + tools"; section = "art"; })
+
+    (sync-retiolum { name = "stockholm"; desc = "take all computers hostage, they love it"; section = "configuration"; })
+
+    (sync-retiolum { name = "cholerab"; desc = "krebs thesauron & enterprise-patterns"; section = "documentation"; })
+
+    (sync-retiolum { name = "disko"; desc = "take a description of your disk layout and produce a format script"; section = "software"; })
+    (sync-retiolum { name = "news"; desc = "take a rss feed and a timeout and print it to stdout"; section = "software"; })
+    (sync-retiolum { name = "krops"; desc = "krebs ops"; section = "software"; })
+    (sync-retiolum { name = "go"; desc = "url shortener"; section = "software"; })
+    (sync-retiolum { name = "much"; desc = "curses email client"; section = "software"; })
+    (sync-retiolum { name = "newsbot-js"; desc = "irc rss/atom bot"; section = "software"; })
+    (sync-retiolum { name = "nix-writers"; desc = "high level writers for nix"; section = "software"; })
+
+    (sync-retiolum { name = "cac-api"; desc = "CloudAtCost API command line interface"; section = "miscellaneous"; })
+    (sync-retiolum { name = "dic"; desc = "dict.leo.org command line interface"; section = "miscellaneous"; })
+    (sync-retiolum { name = "get"; section = "miscellaneous"; })
+    (sync-retiolum { name = "hstool"; desc = "Haskell Development Environment ^_^"; section = "miscellaneous"; })
+    (sync-retiolum { name = "htgen"; desc = "toy HTTP server"; section = "miscellaneous"; })
+    (sync-retiolum { name = "kirk"; desc = "IRC tools"; section = "miscellaneous"; })
+    (sync-retiolum { name = "load-env"; section = "miscellaneous"; })
+    (sync-retiolum { name = "loldns"; desc = "toy DNS server"; section = "miscellaneous"; })
+    (sync-retiolum { name = "netcup"; desc = "netcup command line interface"; section = "miscellaneous"; })
+    (sync-retiolum { name = "populate"; desc = "source code installer"; section = "miscellaneous"; })
+    (sync-retiolum { name = "q"; section = "miscellaneous"; })
+    (sync-retiolum { name = "regfish"; section = "miscellaneous"; })
+    (sync-retiolum { name = "soundcloud"; desc = "SoundCloud command line interface"; section = "miscellaneous"; })
+
+    (sync-retiolum { name = "blessings"; section = "Haskell libraries"; })
+    (sync-retiolum { name = "mime"; section = "Haskell libraries"; })
+    (sync-retiolum { name = "quipper"; section = "Haskell libraries"; })
+    (sync-retiolum { name = "scanner"; section = "Haskell libraries"; })
+    (sync-retiolum { name = "wai-middleware-time"; section = "Haskell libraries"; })
+    (sync-retiolum { name = "web-routes-wai-custom"; section = "Haskell libraries"; })
+    (sync-retiolum { name = "xintmap"; section = "Haskell libraries"; })
+    (sync-retiolum { name = "xmonad-stockholm"; desc = "krebs xmonad modules"; section = "Haskell libraries"; })
+
+    (sync-remote { name = "array"; url = "https://github.com/makefu/array"; })
+    (sync-remote { name = "email-header"; url = "https://github.com/4z3/email-header"; })
+    (sync-remote { name = "mycube-flask"; url = "https://github.com/makefu/mycube-flask"; })
+    (sync-remote { name = "reaktor-titlebot"; url = "https://github.com/makefu/reaktor-titlebot"; })
+    (sync-remote { name = "repo-sync"; url = "https://github.com/makefu/repo-sync"; })
+    (sync-remote { name = "skytraq-datalogger"; url = "https://github.com/makefu/skytraq-datalogger"; })
+    (sync-remote { name = "realwallpaper"; url = "https://github.com/lassulus/realwallpaper"; })
+    (sync-remote { name = "painload"; url = "https://github.com/krebs/painload"; })
+    (sync-remote { name = "Reaktor"; url = "https://github.com/krebs/Reaktor"; })
+    (sync-remote { name = "nixos-wiki"; url = "https://github.com/Mic92/nixos-wiki.wiki.git"; })
   ];
 }
diff --git a/krebs/3modules/lass/default.nix b/krebs/3modules/lass/default.nix
index e2322e171..c4a5bbb0d 100644
--- a/krebs/3modules/lass/default.nix
+++ b/krebs/3modules/lass/default.nix
@@ -301,37 +301,6 @@ with import <stockholm/lib>;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEB/MmASvx3i09DY1xFVM5jOhZRZA8rMRqtf8bCIkC+t";
     };
-    helios = {
-      cores = 8;
-      nets = {
-        retiolum = {
-          ip4.addr = "10.243.133.117";
-          ip6.addr = "42:0:0:0:0:0:3:7105";
-          aliases = [
-            "helios.r"
-            "cgit.helios.r"
-          ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIICCgKCAgEAp+SRmP5MoCSYInx4Dm5MLZzNyXVgfo/CDoeUlUT35X0yE7WHGWsG
-            wHPCu+3RWfBUjuqNdb0qiGtRi3Q/LwznwBROPOX8gMXia/DgCLbIjn5Rx081pTIo
-            3epbUCFtNgyDWg8IHF87ZnVBXTYAy5g4tz9u8kw82D8mR18o595TuZ9t5pDc/Kvi
-            fPHZenT6cd6FtL9uankX/jan1PRP9xTrhpE8dAQ6g+7XH7knMK3cno/Ztis5YzHt
-            Ith0bsIjk5of7hhITj0MXtTikjDqWxkpF5mfOK1cG/rC1goTmB9AfcENUBnu9iAM
-            I/alzqk3CEczznLyaOckfx2fRuar912LAdiJ5v7VPztfvN1p3gIxq5M0Rgkq+98B
-            H/s32xNRBPvqoIleKnhwE9gfrCLaAVqpaMkgKRvgsTkSDNYNhh4smQ3eAKKwwDH/
-            QG3sfP8xyNyDFhBtCiDGkf9hNqBBMaKjZoh8DasZNtcfOop3fGw7jmUUbB6cG8cp
-            +EfYbcb5mVpmrIyXgOTwwYcp7tn+zkd4Wa8C9Q98eFTs0HGVGxGX9Hj6PM/kXK4C
-            aIqIQVNpnJ/9cOwT8JFIriG1MWTOXbamUusKTLs8SRp3ZkyM7XUEcLL5HMh09rUw
-            rzEAmE7TywXVhd7j2IaEy+bx2dfGQH2bFoh6Drm6Olo+ySi1utB5dGkCAwEAAQ==
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-      secure = true;
-      ssh.privkey.path = <secrets/ssh.id_ed25519>;
-      ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIqpx9jJnn4QMGO8BOrGOLRN1rgpIkR14sQb8S+otWEL";
-    };
     littleT = {
       cores = 2;
       nets = {
diff --git a/krebs/3modules/lass/ssh/android.rsa b/krebs/3modules/lass/ssh/android.rsa
index f5190f45c..3d35b76e4 100644
--- a/krebs/3modules/lass/ssh/android.rsa
+++ b/krebs/3modules/lass/ssh/android.rsa
@@ -1 +1 @@
-ssh-rsa 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 lass-android@XperiaXCompact
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOPH4c2zQCaCmus4T9GvaY1lrgVR9CKV3Fx1vRn1K1XB u0_a194@android
diff --git a/krebs/5pkgs/haskell/xmonad-stockholm.nix b/krebs/5pkgs/haskell/xmonad-stockholm.nix
index 954cfd76a..7f6bb299d 100644
--- a/krebs/5pkgs/haskell/xmonad-stockholm.nix
+++ b/krebs/5pkgs/haskell/xmonad-stockholm.nix
@@ -1,16 +1,16 @@
-{ mkDerivation, base, containers, fetchgit, stdenv, X11, X11-xshape
+{ mkDerivation, base, containers, fetchgit, stdenv, X11, X11-xft, X11-xshape
 , xmonad, xmonad-contrib
 }:
 mkDerivation rec {
   pname = "xmonad-stockholm";
-  version = "1.1.1";
+  version = "1.2.0";
   src = fetchgit {
     url = http://cgit.ni.krebsco.de/xmonad-stockholm;
     rev = "refs/tags/v${version}";
-    sha256 = "05nnfg6q35z3qgf507qa80bz32jl4k719dl5phlmchplp3769585";
+    sha256 = "13mvmh3kk9a79l1nii028p0n7l95pb78wz9c4j42l90m02mg6cis";
   };
   libraryHaskellDepends = [
-    base containers X11 X11-xshape xmonad xmonad-contrib
+    base containers X11 X11-xft X11-xshape xmonad xmonad-contrib
   ];
   license = stdenv.lib.licenses.mit;
 }
diff --git a/krebs/5pkgs/simple/Reaktor/plugins.nix b/krebs/5pkgs/simple/Reaktor/plugins.nix
index db578c457..c6e601475 100644
--- a/krebs/5pkgs/simple/Reaktor/plugins.nix
+++ b/krebs/5pkgs/simple/Reaktor/plugins.nix
@@ -165,7 +165,7 @@ rec {
   };
 
   task-delete = buildSimpleReaktorPlugin "task-delete" {
-    pattern = "^task-remove: (?P<args>.*)$$";
+    pattern = "^task-delete: (?P<args>.*)$$";
     script = pkgs.writeDash "task-delete" ''
         ${pkgs.taskwarrior}/bin/task rc:${taskrcFile} delete "$*"
       '';
diff --git a/krebs/krops.nix b/krebs/krops.nix
index 861f2d323..c334bc07d 100644
--- a/krebs/krops.nix
+++ b/krebs/krops.nix
@@ -12,7 +12,7 @@
 
   krebs-source = {
     nixpkgs.git = {
-      ref = "56fad146a12a6f934d1d5ef875eb729be1b19129";
+      ref = (lib.importJSON ./nixpkgs.json).rev;
       url = https://github.com/NixOS/nixpkgs;
     };
     stockholm.file = toString ../.;
diff --git a/krebs/nixpkgs.json b/krebs/nixpkgs.json
new file mode 100644
index 000000000..13bed8bfe
--- /dev/null
+++ b/krebs/nixpkgs.json
@@ -0,0 +1,7 @@
+{
+  "url": "https://github.com/NixOS/nixpkgs-channels",
+  "rev": "4df3426f5a5e78cef4835897a43abd9e2a092b74",
+  "date": "2018-08-19T09:20:40+02:00",
+  "sha256": "05k5mssiqxffxi45mss9wjns6k76i248rpasa48akdcriry1mp63",
+  "fetchSubmodules": true
+}
diff --git a/krebs/update-channel.sh b/krebs/update-channel.sh
new file mode 100755
index 000000000..47d3f29c4
--- /dev/null
+++ b/krebs/update-channel.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+dir=$(dirname $0)
+oldrev=$(cat $dir/nixpkgs.json | jq -r .rev | sed 's/\(.\{7\}\).*/\1/')
+nix-shell -p nix-prefetch-git --run 'nix-prefetch-git \
+  --url https://github.com/NixOS/nixpkgs-channels \
+  --rev refs/heads/nixos-18.03' \
+> $dir/nixpkgs.json
+newrev=$(cat $dir/nixpkgs.json | jq -r .rev | sed 's/\(.\{7\}\).*/\1/')
+git commit $dir/nixpkgs.json -m "nixpkgs: $oldrev -> $newrev"
diff --git a/lass/1systems/daedalus/config.nix b/lass/1systems/daedalus/config.nix
index eafc0d06c..305b3f70e 100644
--- a/lass/1systems/daedalus/config.nix
+++ b/lass/1systems/daedalus/config.nix
@@ -30,7 +30,8 @@ with import <stockholm/lib>;
       };
       environment.systemPackages = with pkgs; [
         pavucontrol
-        firefox
+        #firefox
+        chromium
         hexchat
         networkmanagerapplet
         libreoffice
diff --git a/lass/1systems/helios/config.nix b/lass/1systems/helios/config.nix
index 5657742a6..68acf12b8 100644
--- a/lass/1systems/helios/config.nix
+++ b/lass/1systems/helios/config.nix
@@ -1,110 +1,7 @@
 with import <stockholm/lib>;
-{ config, lib, pkgs, ... }:
-
+{ pkgs, ... }:
 {
-  imports = [
-    <stockholm/lass>
-    <stockholm/lass/2configs/baseX.nix>
-    <stockholm/lass/2configs/browsers.nix>
-    <stockholm/lass/2configs/mouse.nix>
-    <stockholm/lass/2configs/pass.nix>
-    <stockholm/lass/2configs/retiolum.nix>
-    <stockholm/lass/2configs/otp-ssh.nix>
-    # TODO fix krebs.git.rules.[definition 2-entry 2].lass not defined
-    #<stockholm/lass/2configs/git.nix>
-    #<stockholm/lass/2configs/dcso-vpn.nix>
-    <stockholm/lass/2configs/virtualbox.nix>
-    <stockholm/lass/2configs/dcso-dev.nix>
-    <stockholm/lass/2configs/steam.nix>
-    <stockholm/lass/2configs/rtl-sdr.nix>
-    <stockholm/lass/2configs/backup.nix>
-    {
-      services.xserver.dpi = 200;
-      fonts.fontconfig.dpi = 200;
-      lass.fonts.regular = "xft:Hack-Regular:pixelsize=22,xft:Symbola";
-      lass.fonts.bold =    "xft:Hack-Bold:pixelsize=22,xft:Symbola";
-      lass.fonts.italic =  "xft:Hack-RegularOblique:pixelsize=22,xft:Symbol";
-    }
-    { #TAPIR, AGATIS, sentral, a3 - foo
-      services.redis.enable = true;
-    }
-    {
-      krebs.fetchWallpaper = {
-        enable = true;
-        url = "http://i.imgur.com/0ktqxSg.png";
-        maxTime = 9001;
-      };
-    }
-    {
-      #urban terror port
-      krebs.iptables.tables.filter.INPUT.rules = [
-        { predicate = "-p tcp --dport 27960"; target = "ACCEPT"; }
-        { predicate = "-p udp --dport 27960"; target = "ACCEPT"; }
-      ];
-    }
-  ];
-  krebs.build.host = config.krebs.hosts.helios;
-
-  krebs.git.rules = [
-    {
-      user = [ config.krebs.users.lass-helios ];
-      repo = [ config.krebs.git.repos.stockholm ];
-      perm = with git; push "refs/heads/*" [ fast-forward non-fast-forward create delete merge ];
-    }
-    {
-      lass.umts = {
-        enable = true;
-        modem = "/dev/serial/by-id/usb-Lenovo_F5521gw_2C7D8D7C35FC7040-if09";
-        initstrings = ''
-          Init1 = AT+CFUN=1
-          Init2 = AT+CGDCONT=1,"IP","pinternet.interkom.de","",0,0
-        '';
-      };
-    }
-  ];
-
   environment.systemPackages = with pkgs; [
-    ag
-    vim
-    git
-    rsync
-    hashPassword
-    thunderbird
     dpass
-
-    # we want tensorflow! (with GPU acceleration)
-    python3Packages.tensorflowWithCuda
-  ];
-
-  users.users = {
-    root.openssh.authorizedKeys.keys = [
-      config.krebs.users.lass-helios.pubkey
-    ];
-  };
-
-  services.tlp.enable = true;
-
-  networking.hostName = lib.mkForce "BLN02NB0162";
-
-  security.pki.certificateFiles = [
-    (pkgs.fetchurl { url = "http://pki.dcso.de/ca/PEM/DCSOCAROOTC1G1.pem"; sha256 = "006j61q2z44z6d92638iin6r46r4cj82ipwm37784h34i5x4mp0d"; })
-    (pkgs.fetchurl { url = "http://pki.dcso.de/ca/PEM/DCSOCAROOTC2G1.pem"; sha256 = "1nkd1rjcn02q9xxjg7sw79lbwy08i7hb4v4pn98djknvcmplpz5m"; })
-    (pkgs.fetchurl { url = "http://pki.dcso.de/ca/PEM/DCSOCAROOTC3G1.pem"; sha256 = "094m12npglnnv1nf1ijcv70p8l15l00id44qq7rwynhcgxi5539i"; })
-
-    (pkgs.fetchurl { url = "http://pki.dcso.de/ca/PEM/DCSOCACOMPC2G1.pem"; sha256 = "1anfncdf5xsp219kryncv21ra87flpzcjwcc85hzvlwbxhid3g4x"; })
-    (pkgs.fetchurl { url = "http://pki.dcso.de/ca/PEM/DCSOCACOMPC3G1.pem"; sha256 = "035kkfizyl5dndj7rhvmy91rr75lakqbqgjx4dpiw0kqq369mz8r"; })
-    (pkgs.fetchurl { url = "http://pki.dcso.de/ca/PEM/DCSOCAIDENC2G1.pem"; sha256 = "14fpzx1qjs9ws9sz0y7pb6j40336xlckkqcm2rc5j86yn7r22lp7"; })
-    (pkgs.fetchurl { url = "http://pki.dcso.de/ca/PEM/DCSOCAIDENC3G1.pem"; sha256 = "1yjl3kyw4chc8vw7bnqac2h9vn8dxryw7lr7i03lqi9sdvs4108s"; })
   ];
-
-  programs.adb.enable = true;
-  users.users.mainUser.extraGroups = [ "adbusers" "docker" ];
-
-  services.printing.drivers = [ pkgs.postscript-lexmark ];
-
-  services.logind.extraConfig = ''
-    HandleLidSwitch=ignore
-  '';
-
-  virtualisation.docker.enable = true;
 }
diff --git a/lass/1systems/helios/physical.nix b/lass/1systems/helios/physical.nix
deleted file mode 100644
index a5212454f..000000000
--- a/lass/1systems/helios/physical.nix
+++ /dev/null
@@ -1,64 +0,0 @@
-{ pkgs, ... }:
-{
-  imports = [
-    ./config.nix
-    { # automatic hardware detection
-      boot.initrd.availableKernelModules = [ "xhci_pci" "nvme" "usb_storage" "sd_mod" "rtsx_pci_sdmmc" ];
-      boot.kernelModules = [ "kvm-intel" ];
-
-      fileSystems."/" = {
-        device = "/dev/pool/root";
-        fsType = "btrfs";
-      };
-
-      fileSystems."/boot" = {
-        device = "/dev/disk/by-uuid/1F60-17C6";
-        fsType = "vfat";
-      };
-
-      fileSystems."/home" = {
-        device = "/dev/pool/home";
-        fsType = "btrfs";
-      };
-
-      fileSystems."/tmp" = {
-        device = "tmpfs";
-        fsType = "tmpfs";
-        options = ["nosuid" "nodev" "noatime"];
-      };
-    }
-    { # crypto stuff
-      boot.initrd.luks = {
-        cryptoModules = [ "aes" "sha512" "sha1" "xts" ];
-        devices =  [{
-           name = "luksroot";
-           device = "/dev/nvme0n1p3";
-        }];
-      };
-    }
-  ];
-
-  # Use the systemd-boot EFI boot loader.
-  boot.loader.systemd-boot.enable = true;
-  boot.loader.efi.canTouchEfiVariables = true;
-
-  networking.wireless.enable = true;
-  hardware.enableRedistributableFirmware = true;
-
-
-  services.udev.extraRules = ''
-    SUBSYSTEM=="net", ATTR{address}=="f8:59:71:a9:05:65", NAME="wl0"
-    SUBSYSTEM=="net", ATTR{address}=="54:e1:ad:4f:06:83", NAME="et0"
-  '';
-
-  services.xserver.videoDrivers = [ "nvidia" ];
-  services.xserver.xrandrHeads = [
-    { output = "DP-2"; primary = true; }
-    { output = "DP-4"; monitorConfig = ''Option "Rotate" "left"''; }
-    { output = "DP-0"; }
-  ];
-
-  services.xserver.displayManager.sessionCommands = ''
-    ${pkgs.xorg.xrandr}/bin/xrandr --output DP-6 --off --output DP-5 --off --output DP-4 --mode 2560x1440 --pos 3840x0 --rotate left --output DP-3 --off --output DP-2 --primary --mode 3840x2160 --scale 0.5x0.5 --pos 0x400 --rotate normal --output DP-1 --off --output DP-0 --mode 2560x1440 --pos 5280x1120 --rotate normal
-  '';
-}
diff --git a/lass/1systems/helios/source.nix b/lass/1systems/helios/source.nix
deleted file mode 100644
index bfe4dca4c..000000000
--- a/lass/1systems/helios/source.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-import <stockholm/lass/source.nix> {
-  name = "helios";
-  secure = true;
-}
diff --git a/lass/1systems/mors/config.nix b/lass/1systems/mors/config.nix
index ad4f8a504..90e04cad1 100644
--- a/lass/1systems/mors/config.nix
+++ b/lass/1systems/mors/config.nix
@@ -33,6 +33,7 @@ with import <stockholm/lib>;
     <stockholm/lass/2configs/dunst.nix>
     <stockholm/lass/2configs/rtl-sdr.nix>
     <stockholm/lass/2configs/backup.nix>
+    <stockholm/lass/2configs/print.nix>
     {
       krebs.iptables.tables.filter.INPUT.rules = [
         #risk of rain
diff --git a/lass/1systems/prism/config.nix b/lass/1systems/prism/config.nix
index 6be45d38d..0f20d1c4e 100644
--- a/lass/1systems/prism/config.nix
+++ b/lass/1systems/prism/config.nix
@@ -175,7 +175,6 @@ with import <stockholm/lib>;
         alias /var/realwallpaper/realwallpaper.png;
       '';
     }
-    <stockholm/lass/2configs/dcso-dev.nix>
     {
       users.users.jeschli = {
         uid = genid "jeschli";
@@ -288,6 +287,8 @@ with import <stockholm/lib>;
     {
       users.users.download.openssh.authorizedKeys.keys = [
         "ssh-rsa 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 lhebendanz@nixos"
+        "ssh-rsa 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 palo@pepe"
+        "ssh-rsa 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 palo@workhorse"
       ];
     }
     {
@@ -338,7 +339,7 @@ with import <stockholm/lib>;
           {
             # lass-android
             allowedIPs = [ "10.244.1.2/32" ];
-            publicKey = "63+ns9AGv6e6a8WgxiZNFEt1xQT0YKFlEHzRaYJWtmk=";
+            publicKey = "zVunBVOxsMETlnHkgjfH71HaZjjNUOeYNveAVv5z3jw=";
           }
         ];
       };
diff --git a/lass/2configs/baseX.nix b/lass/2configs/baseX.nix
index 7d04827f0..95aac2d18 100644
--- a/lass/2configs/baseX.nix
+++ b/lass/2configs/baseX.nix
@@ -8,7 +8,6 @@ in {
     ./mpv.nix
     ./power-action.nix
     ./copyq.nix
-    ./livestream.nix
     ./urxvt.nix
     ./network-manager.nix
     {
@@ -58,30 +57,18 @@ in {
   programs.ssh.startAgent = true;
   services.openssh.forwardX11 = true;
 
-  services.printing = {
-    enable = true;
-    drivers = [
-      pkgs.foomatic_filters
-      pkgs.gutenprint
-    ];
-  };
-
   environment.systemPackages = with pkgs; [
     acpi
     ag
-    bank
     cabal2nix
     cholerab
     dic
     dmenu
     font-size
-    gi
     gitAndTools.qgit
     git-preview
     gnome3.dconf
     lm_sensors
-    mpv-poll
-    much
     ncdu
     nix-index
     nix-repl
@@ -90,18 +77,14 @@ in {
     powertop
     push
     rxvt_unicode_with-plugins
-    slock
     sxiv
     taskwarrior
     termite
-    timewarrior
     xclip
     xephyrify
     xorg.xbacklight
     xorg.xhost
     xsel
-    youtube-tools
-    yt-next
     zathura
   ];
 
@@ -112,7 +95,6 @@ in {
     xlibs.fontschumachermisc
   ];
 
-  #lass.xserver.enable = true;
   services.xserver = {
     enable = true;
     layout = "us";
diff --git a/lass/2configs/blue.nix b/lass/2configs/blue.nix
index 363705edc..16c63ff38 100644
--- a/lass/2configs/blue.nix
+++ b/lass/2configs/blue.nix
@@ -12,6 +12,7 @@ with (import <stockholm/lib>);
   environment.systemPackages = with pkgs; [
     ag
     nmap
+    git-preview
   ];
 
   services.tor.enable = true;
diff --git a/lass/2configs/browsers.nix b/lass/2configs/browsers.nix
index 272169e92..425e0ee13 100644
--- a/lass/2configs/browsers.nix
+++ b/lass/2configs/browsers.nix
@@ -29,7 +29,7 @@ let
       environment.systemPackages = [
         config.lass.xjail-bins.${name}
         (pkgs.writeDashBin "cx-${name}" ''
-          DISPLAY=:${toString (genid_signed name)} ${pkgs.xclip}/bin/xclip -o | DISPLAY=:0 ${pkgs.xclip}/bin/xclip
+          DISPLAY=:${toString (genid_uint31 name)} ${pkgs.xclip}/bin/xclip -o | DISPLAY=:0 ${pkgs.xclip}/bin/xclip
         '')
       ];
       lass.browser.paths.${name} = {
@@ -66,6 +66,7 @@ in {
     extensions = [
       "cjpalhdlnbpafiamejdnhcphjbkeiagm" # ublock origin
       "dbepggeogbaibhgnhhndojpepiihcmeb" # vimium
+      "liloimnbhkghhdhlamdjipkmadhpcjmn" # krebsgold
     ];
   };
 
diff --git a/lass/2configs/ciko.nix b/lass/2configs/ciko.nix
index 56c9a286c..b08cf9307 100644
--- a/lass/2configs/ciko.nix
+++ b/lass/2configs/ciko.nix
@@ -2,7 +2,7 @@
 with import <stockholm/lib>;
 {
   users.users.ciko = {
-    uid = genid_signed "ciko";
+    uid = genid_uint31 "ciko";
     description = "acc for ciko";
     home = "/home/ciko";
     useDefaultShell = true;
diff --git a/lass/2configs/dcso-dev.nix b/lass/2configs/dcso-dev.nix
deleted file mode 100644
index 4d8d308fb..000000000
--- a/lass/2configs/dcso-dev.nix
+++ /dev/null
@@ -1,75 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-let
-  mainUser = config.users.extraUsers.mainUser;
-  inherit (import <stockholm/lib>) genid;
-
-in {
-  users.extraUsers = {
-    dev = {
-      name = "dev";
-      uid = genid "dev";
-      extraGroups = [ "docker" "vboxusers" ];
-      description = "user for collaborative development";
-      home = "/home/dev";
-      useDefaultShell = true;
-      createHome = true;
-      openssh.authorizedKeys.keys = [
-        config.krebs.users.lass.pubkey
-        config.krebs.users.lass-android.pubkey
-        config.krebs.users.lass-mors.pubkey
-        config.krebs.users.jeschli-bln.pubkey
-        config.krebs.users.jeschli-brauerei.pubkey
-        "ssh-rsa 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 u0_a165@localhost"
-        "ssh-rsa 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 rhaist@RH-NB"
-      ];
-      packages = with pkgs; [
-        emacs25-nox
-
-        (pkgs.symlinkJoin {
-          name = "tmux";
-          paths = [
-            (pkgs.writeDashBin "tmux" ''
-              exec ${pkgs.tmux}/bin/tmux -f ${pkgs.writeText "tmux.conf" ''
-                set-option -g default-terminal screen-256color
-
-                #use session instead of windows
-                bind-key c new-session
-                bind-key p switch-client -p
-                bind-key n switch-client -n
-                bind-key C-s switch-client -l
-              ''} "$@"
-            '')
-            pkgs.tmux
-          ];
-        })
-      ];
-    };
-  };
-
-  krebs.iptables.tables.filter.INPUT.rules = [
-    { predicate = "-p tcp --dport 8000"; target = "ACCEPT";}
-    { predicate = "-p tcp --dport 9000"; target = "ACCEPT";}
-  ];
-
-  krebs.per-user.dev.packages = [
-    pkgs.go
-  ];
-  environment.variables.GOPATH = "$HOME/go";
-
-  security.sudo.extraConfig = ''
-    ${mainUser.name} ALL=(dev) NOPASSWD: ALL
-  '';
-
-  networking.interfaces.et0.ipv4.addresses = [
-    { address = "10.99.23.1"; prefixLength = 24; }
-  ];
-  virtualisation.docker.enable = true;
-  environment.etc."docker/daemon.json".source = pkgs.writeText "daemon.json" ''
-    {
-      "bip": "172.25.0.1/16"
-    }
-  '';
-  services.rabbitmq.enable = true;
-  services.postgresql.enable = true;
-}
diff --git a/lass/2configs/exim-smarthost.nix b/lass/2configs/exim-smarthost.nix
index db6bda005..191e25831 100644
--- a/lass/2configs/exim-smarthost.nix
+++ b/lass/2configs/exim-smarthost.nix
@@ -84,6 +84,9 @@ with import <stockholm/lib>;
       { from = "boardgamegeek@lassul.us"; to = lass.mail; }
       { from = "qwertee@lassul.us"; to = lass.mail; }
       { from = "zazzle@lassul.us"; to = lass.mail; }
+      { from = "hackbeach@lassul.us"; to = lass.mail; }
+      { from = "transferwise@lassul.us"; to = lass.mail; }
+      { from = "cis@lassul.us"; to = lass.mail; }
     ];
     system-aliases = [
       { from = "mailer-daemon"; to = "postmaster"; }
diff --git a/lass/2configs/print.nix b/lass/2configs/print.nix
new file mode 100644
index 000000000..e2d021641
--- /dev/null
+++ b/lass/2configs/print.nix
@@ -0,0 +1,10 @@
+{ pkgs, ... }:
+{
+  services.printing = {
+    enable = true;
+    drivers = [
+      pkgs.foomatic_filters
+      pkgs.gutenprint
+    ];
+  };
+}
diff --git a/lass/2configs/urxvt.nix b/lass/2configs/urxvt.nix
index 90d28d650..fa63ddf25 100644
--- a/lass/2configs/urxvt.nix
+++ b/lass/2configs/urxvt.nix
@@ -19,9 +19,9 @@ with import <stockholm/lib>;
     URxvt.keysym.M-Escape:      perl:keyboard-select:activate
     URxvt.keysym.M-s:           perl:keyboard-select:search
 
-    URxvt.keysym.M-F1: command:\033]710;-*-clean-*-*-*-*-*-*-*-*-*-*-iso10646-1\007\033]711;-*-clean-*-*-*-*-*-*-*-*-*-*-iso10646-1\007
-    URxvt.keysym.M-F2: command:\033]710;xft:Monospace:size=15\007\033]711;xft:Monospace:size=15:bold\007
-    URxvt.keysym.M-F3: command:\033]710;xft:Monospace:size=20\007\033]711;xft:Monospace:size=20:bold\007
+    URxvt.keysym.M-F1: command:\033]710;${config.lass.fonts.regular}\007\033]711;${config.lass.fonts.bold}\007
+    URxvt.keysym.M-F2: command:\033]710;xft:Monospace:size=12\007\033]711;xft:Monospace:size=15:bold\007
+    URxvt.keysym.M-F3: command:\033]710;xft:Monospace:size=18\007\033]711;xft:Monospace:size=20:bold\007
     URxvt.keysym.M-F4: command:\033]710;xft:Monospace:size=25\007\033]711;xft:Monospace:size=25:bold\007
     URxvt.keysym.M-F5: command:\033]710;xft:Monospace:size=30\007\033]711;xft:Monospace:size=30:bold\007
 
diff --git a/lass/2configs/websites/domsen.nix b/lass/2configs/websites/domsen.nix
index d19f534fe..e1c1313ea 100644
--- a/lass/2configs/websites/domsen.nix
+++ b/lass/2configs/websites/domsen.nix
@@ -4,7 +4,7 @@ let
 
   inherit (import <stockholm/lib>)
     genid
-    genid_signed
+    genid_uint31
   ;
   inherit (import <stockholm/lass/2configs/websites/util.nix> {inherit lib pkgs;})
     servePage
@@ -134,7 +134,7 @@ in {
   };
 
   users.users.domsen = {
-    uid = genid_signed "domsen";
+    uid = genid_uint31 "domsen";
     description = "maintenance acc for domsen";
     home = "/home/domsen";
     useDefaultShell = true;
@@ -143,49 +143,49 @@ in {
   };
 
   users.users.bruno = {
-    uid = genid_signed "bruno";
+    uid = genid_uint31 "bruno";
     home = "/home/bruno";
     useDefaultShell = true;
     createHome = true;
   };
 
   users.users.jla-trading = {
-    uid = genid_signed "jla-trading";
+    uid = genid_uint31 "jla-trading";
     home = "/home/jla-trading";
     useDefaultShell = true;
     createHome = true;
   };
 
   users.users.jms = {
-    uid = genid_signed "jms";
+    uid = genid_uint31 "jms";
     home = "/home/jms";
     useDefaultShell = true;
     createHome = true;
   };
 
   users.users.ms = {
-    uid = genid_signed "ms";
+    uid = genid_uint31 "ms";
     home = "/home/ms";
     useDefaultShell = true;
     createHome = true;
   };
 
   users.users.testuser = {
-    uid = genid_signed "testuser";
+    uid = genid_uint31 "testuser";
     home = "/home/testuser";
     useDefaultShell = true;
     createHome = true;
   };
 
   users.users.akayguen = {
-    uid = genid_signed "akayguen";
+    uid = genid_uint31 "akayguen";
     home = "/home/akayguen";
     useDefaultShell = true;
     createHome = true;
   };
 
   users.users.bui = {
-    uid = genid_signed "bui";
+    uid = genid_uint31 "bui";
     home = "/home/bui";
     useDefaultShell = true;
     createHome = true;
diff --git a/lass/3modules/xjail.nix b/lass/3modules/xjail.nix
index 8f5f05bc2..5b450ed42 100644
--- a/lass/3modules/xjail.nix
+++ b/lass/3modules/xjail.nix
@@ -23,7 +23,7 @@ with import <stockholm/lib>;
         };
         display = mkOption {
           type = types.string;
-          default = toString (genid_signed config._module.args.name);
+          default = toString (genid_uint31 config._module.args.name);
         };
         dpi = mkOption {
           type = types.int;
diff --git a/lass/5pkgs/custom/xmonad-lass/default.nix b/lass/5pkgs/custom/xmonad-lass/default.nix
index 694f3c033..3bff9d450 100644
--- a/lass/5pkgs/custom/xmonad-lass/default.nix
+++ b/lass/5pkgs/custom/xmonad-lass/default.nix
@@ -64,7 +64,7 @@ myTerm :: FilePath
 myTerm = "${pkgs.rxvt_unicode_with-plugins}/bin/urxvtc"
 
 myFont :: String
-myFont = "${config.lass.fonts.regular}"
+myFont = "-*-clean-*-*-*-*-*-*-*-*-*-*-iso10646-1"
 
 main :: IO ()
 main = getArgs >>= \case
@@ -160,6 +160,8 @@ myKeyMap =
 
     , ("<Pause>", spawn "${pkgs.xcalib}/bin/xcalib -invert -alter")
 
+    , ("M4-s", spawn "${pkgs.knav}/bin/knav")
+
     --, ("M4-w", screenWorkspace 0 >>= (windows . W.greedyView))
     --, ("M4-e", screenWorkspace 1 >>= (windows . W.greedyView))
     --, ("M4-r", screenWorkspace 2 >>= (windows . W.greedyView))
diff --git a/lass/5pkgs/knav/default.nix b/lass/5pkgs/knav/default.nix
new file mode 100644
index 000000000..30d49a1b3
--- /dev/null
+++ b/lass/5pkgs/knav/default.nix
@@ -0,0 +1,26 @@
+{ pkgs, ... }: let
+
+  keynavrc = pkgs.writeText "keynavrc" ''
+    clear
+    Escape quit
+    q record ~/.keynav_macros
+    shift+at playback
+    u history-back
+    a cut-left
+    s cut-down
+    w cut-up
+    d cut-right
+    shift+a move-left
+    shift+s move-down
+    shift+w move-up
+    shift+d move-right
+    t windowzoom
+    c cursorzoom 300 300
+    e warp
+    1 click 1
+    2 click 2
+    3 click 3
+  '';
+in pkgs.writeScriptBin "knav" ''
+  ${pkgs.keynav}/bin/keynav "loadconfig ${keynavrc}, start"
+''
diff --git a/lib/default.nix b/lib/default.nix
index e5e40975e..a40225c49 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -13,7 +13,7 @@ let
     mod = x: y: x - y * (x / y);
 
     genid = import ./genid.nix { inherit lib; };
-    genid_signed = x: ((lib.genid x) + 16777216) / 2;
+    genid_uint31 = x: ((lib.genid x) + 16777216) / 2;
 
     lpad = n: c: s:
       if lib.stringLength s < n