Merge branch 'master' of prism.r:stockholm

40 files changed, 462 insertions, 87 deletions

diff --git a/jeschli/1systems/brauerei/config.nix b/jeschli/1systems/brauerei/config.nix
new file mode 100644
index 000000000..9988fc22a
--- /dev/null
+++ b/jeschli/1systems/brauerei/config.nix
@@ -0,0 +1,99 @@
+# 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.
+      ./hardware-configuration.nix
+    ];
+
+  # Use the GRUB 2 boot loader.
+  boot.loader.grub.enable = true;
+  boot.loader.grub.version = 2;
+  boot.loader.grub.efiSupport = true;
+  # boot.loader.grub.efiInstallAsRemovable = true;
+  # boot.loader.efi.efiSysMountPoint = "/boot/efi";
+  # Define on which hard drive you want to install Grub.
+  boot.loader.grub.device = "/dev/sda"; # or "nodev" for efi only
+
+  boot.initrd.luks.devices = [
+    {
+      name = "root";
+      device = "/dev/sda2";
+      preLVM = true;
+      allowDiscards = true;
+    }
+  ];
+
+  # networking.hostName = "nixos"; # Define your hostname.
+  networking.wireless.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";
+
+  # List packages installed in system profile. To search by name, run:
+  # $ nix-env -qaP | grep wget
+  environment.systemPackages = with pkgs; [
+    vim
+    git
+  ];
+
+  # Some programs need SUID wrappers, can be configured further or are
+  # started in user sessions.
+  # programs.bash.enableCompletion = true;
+  # programs.mtr.enable = true;
+  # programs.gnupg.agent = { enable = true; enableSSHSupport = true; };
+
+  # List services that you want to enable:
+
+  # Enable the OpenSSH daemon.
+  services.openssh.enable = true;
+
+  # Open ports in the firewall.
+  # networking.firewall.allowedTCPPorts = [ ... ];
+  # networking.firewall.allowedUDPPorts = [ ... ];
+  # Or disable the firewall altogether.
+  # networking.firewall.enable = false;
+
+  # Enable CUPS to print documents.
+  # services.printing.enable = true;
+
+  # Enable the X11 windowing system.
+  # services.xserver.enable = true;
+  # services.xserver.layout = "us";
+  # services.xserver.xkbOptions = "eurosign:e";
+
+  # Enable touchpad support.
+  # services.xserver.libinput.enable = true;
+
+  # Enable the KDE Desktop Environment.
+  # services.xserver.displayManager.sddm.enable = true;
+  # services.xserver.desktopManager.plasma5.enable = true;
+
+  # Define a user account. Don't forget to set a password with ‘passwd’.
+  users.extraUsers.jeschli = {
+    isNormalUser = true;
+    uid = 1000;
+  };
+
+  users.users.root.openssh.authorizedKeys.keys = [
+    "ssh-rsa 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 jeschli@nixos"
+  ];
+
+  # This value determines the NixOS release with which your system is to be
+  # compatible, in order to avoid breaking some software such as database
+  # servers. You should change this only after NixOS release notes say you
+  # should.
+  system.stateVersion = "18.03"; # Did you read the comment?
+
+}
diff --git a/jeschli/1systems/brauerei/hardware-configuration.nix b/jeschli/1systems/brauerei/hardware-configuration.nix
new file mode 100644
index 000000000..75fdb89fd
--- /dev/null
+++ b/jeschli/1systems/brauerei/hardware-configuration.nix
@@ -0,0 +1,33 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, ... }:
+
+{
+  imports =
+    [ <nixpkgs/nixos/modules/installer/scan/not-detected.nix>
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "ehci_pci" "ahci" "sd_mod" "sdhci_pci" ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/e264fc21-45bb-4224-93fc-b0e19c2c3478";
+      fsType = "ext4";
+    };
+
+  fileSystems."/home" =
+    { device = "/dev/disk/by-uuid/bd0846ce-7d39-4329-bcb4-7c76becd6ab1";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/42BF-0795";
+      fsType = "vfat";
+    };
+
+  swapDevices = [ ];
+
+  nix.maxJobs = lib.mkDefault 4;
+}
diff --git a/jeschli/1systems/brauerei/source.nix b/jeschli/1systems/brauerei/source.nix
new file mode 100644
index 000000000..61978768e
--- /dev/null
+++ b/jeschli/1systems/brauerei/source.nix
@@ -0,0 +1,4 @@
+import <stockholm/jeschli/source.nix> {
+  name = "brauerei";
+  secure = true;
+}
diff --git a/jeschli/2configs/tests/dummy-secrets/empty b/jeschli/2configs/tests/dummy-secrets/empty
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/jeschli/2configs/tests/dummy-secrets/empty
diff --git a/krebs/2configs/save-diskspace.nix b/krebs/2configs/save-diskspace.nix
index ab074c750..b1416a97a 100644
--- a/krebs/2configs/save-diskspace.nix
+++ b/krebs/2configs/save-diskspace.nix
@@ -1,7 +1,6 @@
 {lib, ... }:
 # TODO: do not check out nixpkgs master but fetch revision from github
 {
-  environment.noXlibs = true;
   nix.gc.automatic = true;
   nix.gc.dates = lib.mkDefault "03:10";
   programs.info.enable = false;
diff --git a/krebs/3modules/backup.nix b/krebs/3modules/backup.nix
index 6f015d66b..c0b218c15 100644
--- a/krebs/3modules/backup.nix
+++ b/krebs/3modules/backup.nix
@@ -83,6 +83,7 @@ let
           rsync
           utillinux
         ];
+        restartIfChanged = false;
         serviceConfig = rec {
           ExecStart = start plan;
           SyslogIdentifier = ExecStart.name;
diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 2a3a64a82..9c343309a 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -44,6 +44,7 @@ let
       ./tinc_graphs.nix
       ./urlwatch.nix
       ./repo-sync.nix
+      ./xresources.nix
       ./zones.nix
     ];
     options.krebs = api;
@@ -226,21 +227,26 @@ let
             };
           })
         //
-        # GitHub's IPv4 address range is 192.30.252.0/22
-        # Refs https://help.github.com/articles/github-s-ip-addresses/
-        # 192.30.252.0/22 = 192.30.252.0-192.30.255.255 (1024 addresses)
-        # Because line length is limited by OPENSSH_LINE_MAX (= 8192),
-        # we split each /24 into its own entry.
-        listToAttrs (map
-          (c: {
-            name = "github${toString c}";
-            value = {
-              hostNames = ["github.com"] ++
-                map (d: "192.30.${toString c}.${toString d}") (range 0 255);
-              publicKey = "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ==";
-            };
-          })
-          (range 252 255))
+        {
+          github = {
+            hostNames = [
+              "github.com"
+              # List generated with
+              # curl -sS https://api.github.com/meta | jq -r .git[] | cidr2glob
+              "192.30.253.*"
+              "192.30.254.*"
+              "192.30.255.*"
+              "185.199.108.*"
+              "185.199.109.*"
+              "185.199.110.*"
+              "185.199.111.*"
+              "18.195.85.27"
+              "18.194.104.89"
+              "35.159.8.160"
+            ];
+            publicKey = "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ==";
+          };
+        }
         //
         mapAttrs
           (name: host: {
diff --git a/krebs/3modules/jeschli/default.nix b/krebs/3modules/jeschli/default.nix
index 2a3fe3cfd..bc821f296 100644
--- a/krebs/3modules/jeschli/default.nix
+++ b/krebs/3modules/jeschli/default.nix
@@ -7,10 +7,7 @@ with import <stockholm/lib>;
     owner = config.krebs.users.jeschli;
     ci = true;
   }) {
-
     bln = {
-      ci = false;
-      external = true;
       nets = {
         retiolum = {
           ip4.addr = "10.243.27.28";
@@ -47,9 +44,44 @@ with import <stockholm/lib>;
         };
       };
     };
+    brauerei = {
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.27.29";
+          ip6.addr = "42::29";
+          aliases = [
+            "brauerei.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIIECgKCBAEAvC4AjkAoH01sKDXE3xVM2YUpPQ9iewIPQCCCSWYZQh2BWOfl+FFs
+            pW3ix5FjAzTxzkIf5NxW0usff8UTkFHB+sGZLZ9DPqvb8AM4GJsvXR06LORHtBlo
+            Vt/g1sndD3i3NXn5IJ2G4mZDImQjI3vuTkPyFQsR5LRAaPQgIORHBtN/X1UEVMRq
+            gThUeMb1kZ/y4AmUx0pepQYmAcYf0cN/7r9n68dWJCZ7DWX3q49bIz4TPG519IQp
+            KzoCtdXImKl6cFDepa2pRmIW4SPaDXztHDmXoJA1NBfdDOMOW67FUjzhcwZS9usM
+            q9x/1Tph63PJy4Vc0jsJnY29WrInx/nVAb22QuTOXQ9SfBNoOATYoFoVmY+yw1FX
+            67y3bRbq8lQk1y3F2vZVYxQ52WiYLmtNtuzUMZHErL7VgFIEfQKoO2Oa/WZXdgSJ
+            Asmn67NSicc5QNI4rBUthju1JDuM/3ja0yCXh7trDCmPxKd94KzxMlq9VA6S2f/Q
+            uke3VnXEDqOWOZdcon5DnRTT1y4xjk1XHuO/9tVDcrL7x1unkdGL9BNMU6opJiLm
+            batAtKQ/7EJrlgIxYpEQyCNAjj0dEn0BgNZNqQSKkeGe6giVMuHtnXeTYMEraDas
+            DWxHmGOvYWrs3tZdELkB/h/y7DdijOabS4AlLOljKHiacw8e0D7p9qeIU2EwRaXD
+            ebPYaAIIWn1FU1aCYpvF4YJYbdNJZg6aKpoWNz86ZjO9t3GBkf612xB7fRO9mbTg
+            Ww2Hl6lir0rnlo7P9M1xhQqmZ0phaUjkqYRCaTOW1kC5ACpJJ/Jrq0oyplHVBY8Y
+            IvzPDA4nu/YOpyhQjlQwcVt62NgW0CZdwp3ZnMMoy7akgEo71bjoHbRxAeWy5oRB
+            5CgGvQAB+qdf97XjZ5RggWQ2rglkCn49X4fXN6r4zuaIji1VVFTEZGRNsi0vt1YC
+            Eedz68auu1ZDO1qwNcX00n94E09B05DQBjE/6SAX6wBCY/BwUtzdQ9JnyfHNSl8i
+            dmHBPLssB9Dku4U0mo+LLer+bf6fiR7r5gp/KRuY/tMGFahprZRfWFtyO2Pg1cYI
+            HCdmDmSlbFq3EJmBl0egbU8Ym1m6t4EvPcoTxwy3ljZWybHlhm4wvhGcA/2bDRZA
+            jcXSL3G7buBOf8WJNYnMXCtPEyIYUdRyNvz3EUfvmbzZDhHd/bc0pJRrrtI7HqoF
+            +g67gCrtXx6i9PD0LSDJ1jExMZcmU1+DPg0dzDEmLHvW+HW538/HXGJ8FsunWBwD
+            /8wsQfoqAwlBSucLHDDrYVvfSp0+TLzg/HDMhNkcN7d5hm3syrI+IN4gEEjYeZIO
+            g7fjR1X7g5FGCDQnRA/dzNsZVnk6UFpCRwIDAQAB
+            -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+    };
     reagenzglas = {
-      ci = false;
-      external = true;
       nets = {
         retiolum = {
           ip4.addr = "10.243.27.27";
@@ -92,5 +124,8 @@ with import <stockholm/lib>;
       mail = "jeschli@gmail.com";
       pubkey = "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDMPuFzd6p3zZETIjoV5mRxCTQgeZk9s/P374mEDbj58wDTT0uGWu2JRf7cL1QRTvd5238tYl0eSHXH65+oaFB/mIvmiRnuw6qQODOMHlSbJN5/J2hEw/3v5gveiP1xNLfKlFhj6mmMRF7Etvzns/kLGLCSjj1UTlfo4iHmtinPmU+iQ8J4foS4cZj4oZesF8gndkc2EFMfL6en7EuU8GK6U9GtwKNL9N4UoUZXu8Nf00pkn/jrpmsDdI4zdVVAxWeu/Lo4li43EVixLcfwQiwzf6S9FvYIv30xPdy92GJSJwxm/QkYuc48VZWUoE+qThf3IEPETtX+MRZrM8RTtY01";
     };
+    jeschli-bln = {
+      pubkey = "ssh-rsa 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 markus.hihn@dcso.de";
+    };
   };
 }
diff --git a/krebs/3modules/lass/default.nix b/krebs/3modules/lass/default.nix
index 6158882ec..ba6d85e7a 100644
--- a/krebs/3modules/lass/default.nix
+++ b/krebs/3modules/lass/default.nix
@@ -628,8 +628,5 @@ with import <stockholm/lib>;
       pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKbBp2dH2X3dcU1zh+xW3ZsdYROKpJd3n13ssOP092qE";
       mail = "joerg@higgsboson.tk";
     };
-    jeschli = {
-      pubkey = "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDMPuFzd6p3zZETIjoV5mRxCTQgeZk9s/P374mEDbj58wDTT0uGWu2JRf7cL1QRTvd5238tYl0eSHXH65+oaFB/mIvmiRnuw6qQODOMHlSbJN5/J2hEw/3v5gveiP1xNLfKlFhj6mmMRF7Etvzns/kLGLCSjj1UTlfo4iHmtinPmU+iQ8J4foS4cZj4oZesF8gndkc2EFMfL6en7EuU8GK6U9GtwKNL9N4UoUZXu8Nf00pkn/jrpmsDdI4zdVVAxWeu/Lo4li43EVixLcfwQiwzf6S9FvYIv30xPdy92GJSJwxm/QkYuc48VZWUoE+qThf3IEPETtX+MRZrM8RTtY01";
-    };
   };
 }
diff --git a/krebs/3modules/repo-sync.nix b/krebs/3modules/repo-sync.nix
index 0211b31ba..b2e3aa7c5 100644
--- a/krebs/3modules/repo-sync.nix
+++ b/krebs/3modules/repo-sync.nix
@@ -173,6 +173,7 @@ let
           REPONAME = "${name}.git";
         };
 
+        restartIfChanged = false;
         serviceConfig = {
           Type = "simple";
           PermissionsStartOnly = true;
diff --git a/lass/3modules/xresources.nix b/krebs/3modules/xresources.nix
index 017dbff2b..017dbff2b 100644
--- a/lass/3modules/xresources.nix
+++ b/krebs/3modules/xresources.nix
diff --git a/krebs/5pkgs/haskell/nix-diff.nix b/krebs/5pkgs/haskell/nix-diff/default.nix
index 2070dbd2e..df0315048 100644
--- a/krebs/5pkgs/haskell/nix-diff.nix
+++ b/krebs/5pkgs/haskell/nix-diff/default.nix
@@ -4,12 +4,15 @@
 }:
 mkDerivation {
   pname = "nix-diff";
-  version = "1.0.0";
+  version = "1.0.0-krebs1";
   src = fetchgit {
     url = "https://github.com/Gabriel439/nix-diff";
     sha256 = "1k00nx8pannqmpzadkwfrs6bf79yk22ynhd033z5rsyw0m8fcz9k";
     rev = "e32ffa2c7f38b47a71325a042c1d887fb46cdf7d";
   };
+  patches = [
+    ./nixos-system.patch
+  ];
   isLibrary = false;
   isExecutable = true;
   executableHaskellDepends = [
diff --git a/krebs/5pkgs/haskell/nix-diff/nixos-system.patch b/krebs/5pkgs/haskell/nix-diff/nixos-system.patch
new file mode 100644
index 000000000..03e186aa9
--- /dev/null
+++ b/krebs/5pkgs/haskell/nix-diff/nixos-system.patch
@@ -0,0 +1,18 @@
+diff --git a/src/Main.hs b/src/Main.hs
+index 959ab8e..d3b6077 100644
+--- a/src/Main.hs
++++ b/src/Main.hs
+@@ -95,7 +95,12 @@ pathToText path =
+     underneath `/nix/store`, but this is the overwhelmingly common use case
+ -}
+ derivationName :: FilePath -> Text
+-derivationName = Data.Text.dropEnd 4 . Data.Text.drop 44 . pathToText
++derivationName p =
++    if Data.Text.isPrefixOf "nixos-system" s
++      then "nixos-system"
++      else s
++  where
++    s = Data.Text.dropEnd 4 . Data.Text.drop 44 . pathToText $ p
+ 
+ -- | Group input derivations by their name
+ groupByName :: Map FilePath (Set Text) -> Map Text (Map FilePath (Set Text))
diff --git a/krebs/5pkgs/simple/apt-cacher-ng/default.nix b/krebs/5pkgs/simple/apt-cacher-ng/default.nix
deleted file mode 100644
index e3986713b..000000000
--- a/krebs/5pkgs/simple/apt-cacher-ng/default.nix
+++ /dev/null
@@ -1,21 +0,0 @@
-{ stdenv, fetchurl, cmake, doxygen, zlib, openssl, bzip2, pkgconfig, libpthreadstubs }:
-
-stdenv.mkDerivation rec {
-  name = "apt-cacher-ng-${version}";
-  version = "2";
-
-  src = fetchurl {
-    url = "http://ftp.debian.org/debian/pool/main/a/apt-cacher-ng/apt-cacher-ng_${version}.orig.tar.xz";
-    sha256 = "0bkc3012vinridl5ch46pwnxjalymx4wf6nxax64nm7bdkcj9azf";
-  };
-
-  NIX_LDFLAGS = "-lpthread";
-  buildInputs = [ doxygen cmake zlib openssl bzip2 pkgconfig libpthreadstubs ];
-
-  meta = {
-    description = "A caching proxy specialized for linux distribution files";
-    homepage = http://www.unix-ag.uni-kl.de/~bloch/acng/;
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.makefu ];
-  };
-}
diff --git a/krebs/5pkgs/simple/cidr2glob.nix b/krebs/5pkgs/simple/cidr2glob.nix
new file mode 100644
index 000000000..9b0b3f86b
--- /dev/null
+++ b/krebs/5pkgs/simple/cidr2glob.nix
@@ -0,0 +1,30 @@
+{ python, writeScriptBin, ... }:
+
+let
+  pythonEnv = python.withPackages (ps: [ ps.netaddr ]);
+in
+  writeScriptBin "cidr2glob" ''
+    #! ${pythonEnv}/bin/python
+
+    import netaddr
+    import re
+    import sys
+
+    def cidr2glob(cidr):
+        net = netaddr.IPNetwork(cidr)
+
+        if net.prefixlen <= 8:
+            return map(lambda subnet: re.sub(r'\.0\.0\.0$', '.*', str(subnet.ip)), net.subnet(8))
+        elif net.prefixlen <= 16:
+            return map(lambda subnet: re.sub(r'\.0\.0$', '.*', str(subnet.ip)), net.subnet(16))
+        elif net.prefixlen <= 24:
+            return map(lambda subnet: re.sub(r'\.0$', '.*', str(subnet.ip)), net.subnet(24))
+        else:
+            return map(lambda ip: str(ip), list(net))
+
+    if __name__ == "__main__":
+        for cidr in sys.stdin:
+            for glob in cidr2glob(cidr):
+                print glob
+
+  ''
diff --git a/krebs/5pkgs/simple/populate/default.nix b/krebs/5pkgs/simple/populate/default.nix
index 78ee2f042..62e3ab216 100644
--- a/krebs/5pkgs/simple/populate/default.nix
+++ b/krebs/5pkgs/simple/populate/default.nix
@@ -1,24 +1,27 @@
-{ coreutils, fetchgit, git, jq, openssh, proot, rsync, stdenv, ... }:
+{ coreutils, fetchgit, findutils, git, gnused, jq, openssh, pass, rsync, stdenv
+}:
 
 let
   PATH = stdenv.lib.makeBinPath [
     coreutils
+    findutils
     git
+    gnused
     jq
     openssh
-    proot
+    pass
     rsync
   ];
 in
 
 stdenv.mkDerivation rec {
   name = "populate";
-  version = "1.2.5";
+  version = "2.1.0";
 
   src = fetchgit {
     url = http://cgit.ni.krebsco.de/populate;
     rev = "refs/tags/v${version}";
-    sha256 = "10s4x117zp5whqq991xzw1i2jc1xhl580kx8hhzv8f1b4c9carx1";
+    sha256 = "0cr50y6h6nps0qgpmi01h0z9wzpv2704y5zgx2salk1grkmvcfmh";
   };
 
   phases = [
diff --git a/krebs/source.nix b/krebs/source.nix
index 39a388e03..8fbdce284 100644
--- a/krebs/source.nix
+++ b/krebs/source.nix
@@ -7,13 +7,16 @@ host@{ name, secure ? false }: let
 in
   evalSource (toString _file) {
     nixos-config.symlink = "stockholm/krebs/1systems/${name}/config.nix";
-    secrets.file = getAttr builder {
-      buildbot = toString <stockholm/krebs/6tests/data/secrets>;
-      krebs = "${getEnv "HOME"}/secrets/krebs/${host.name}";
+    secrets = getAttr builder {
+      buildbot.file = toString <stockholm/krebs/6tests/data/secrets>;
+      krebs.pass = {
+        dir = "${getEnv "HOME"}/brain";
+        name = "krebs-secrets/${name}";
+      };
     };
     stockholm.file = toString <stockholm>;
     nixpkgs.git = {
       url = https://github.com/NixOS/nixpkgs;
-      ref = "0c5a587eeba5302ff87e494baefd2f14f4e19bee"; # nixos-17.09 @ 2017-11-10
+      ref = "cb751f9b1c3fe6885f3257e69ce328f77523ad77"; # nixos-17.09 @ 2017-12-13
     };
   }
diff --git a/lass/2configs/baseX.nix b/lass/2configs/baseX.nix
index 32a9f66cf..0ff47407a 100644
--- a/lass/2configs/baseX.nix
+++ b/lass/2configs/baseX.nix
@@ -41,7 +41,7 @@ in {
           default = "-*-clean-*-*-*-*-*-*-*-*-*-*-iso10646-1";
         };
       };
-      config.services.xresources.resources.X = ''
+      config.krebs.xresources.resources.X = ''
         *.font:       ${config.lass.fonts.regular}
         *.boldFont:   ${config.lass.fonts.bold}
         *.italicFont: ${config.lass.fonts.italic}
@@ -112,11 +112,7 @@ in {
     xkbOptions = "caps:backspace";
   };
 
-  services.logind.extraConfig = ''
-    HandleLidSwitch=ignore
-  '';
-
   services.urxvtd.enable = true;
-  services.xresources.enable = true;
+  krebs.xresources.enable = true;
   lass.screenlock.enable = true;
 }
diff --git a/lass/2configs/br.nix b/lass/2configs/br.nix
index 35bac8fee..ad307c797 100644
--- a/lass/2configs/br.nix
+++ b/lass/2configs/br.nix
@@ -18,7 +18,7 @@ with import <stockholm/lib>;
       netDevices = {
         bra = {
           model = "MFCL2700DN";
-          ip = "10.23.42.221";
+          ip = "10.42.23.221";
         };
       };
     };
diff --git a/lass/2configs/browsers.nix b/lass/2configs/browsers.nix
index a858d3fec..9459cfd6f 100644
--- a/lass/2configs/browsers.nix
+++ b/lass/2configs/browsers.nix
@@ -47,7 +47,7 @@ let
   createFirefoxUser = name: extraGroups: precedence:
     let
       bin = pkgs.writeScriptBin name ''
-        /var/run/wrappers/bin/sudo -u ${name} -i ${pkgs.firefox}/bin/firefox $@
+        /var/run/wrappers/bin/sudo -u ${name} -i ${pkgs.firefox-devedition-bin}/bin/firefox-devedition $@
       '';
     in {
       users.extraUsers.${name} = {
diff --git a/lass/2configs/dcso-dev.nix b/lass/2configs/dcso-dev.nix
index b7fcc7aab..2b91f91d6 100644
--- a/lass/2configs/dcso-dev.nix
+++ b/