Merge remote-tracking branch 'lass/master'

21 files changed, 488 insertions, 218 deletions

diff --git a/jeschli/5pkgs/simple/xmonad-jeschli/default.nix b/jeschli/5pkgs/simple/xmonad-jeschli/default.nix
index 4ebd98f09..827c77b77 100644
--- a/jeschli/5pkgs/simple/xmonad-jeschli/default.nix
+++ b/jeschli/5pkgs/simple/xmonad-jeschli/default.nix
@@ -24,8 +24,9 @@ import Control.Monad.Extra (whenJustM)
 import Graphics.X11.ExtraTypes.XF86
 import Text.Read (readEither)
 import XMonad
-import System.IO (hPutStrLn, stderr)
 import System.Environment (getArgs, withArgs, getEnv, getEnvironment, lookupEnv)
+import System.Exit (exitFailure)
+import System.IO (hPutStrLn, stderr)
 import System.Posix.Process (executeFile)
 import XMonad.Actions.DynamicWorkspaces ( addWorkspacePrompt, renameWorkspace
                                         , removeEmptyWorkspace)
@@ -66,12 +67,14 @@ myFont = "-schumacher-*-*-*-*-*-*-*-*-*-*-*-iso10646-*"
 
 main :: IO ()
 main = getArgs >>= \case
-    ["--shutdown"] -> sendShutdownEvent
-    _ -> mainNoArgs
+    [] -> mainNoArgs
+    ["--shutdown"] -> shutdown
+    args -> hPutStrLn stderr ("bad arguments: " <> show args) >> exitFailure
 
 mainNoArgs :: IO ()
 mainNoArgs = do
     workspaces0 <- getWorkspaces0
+    handleShutdownEvent <- newShutdownEventHandler
     xmonad
         -- $ withUrgencyHookC dzenUrgencyHook { args = ["-bg", "magenta", "-fg", "magenta", "-h", "2"], duration = 500000 }
         --                   urgencyConfig { remindWhen = Every 1 }
diff --git a/krebs/3modules/lass/default.nix b/krebs/3modules/lass/default.nix
index 836ecb3f6..09c8ba675 100644
--- a/krebs/3modules/lass/default.nix
+++ b/krebs/3modules/lass/default.nix
@@ -644,47 +644,6 @@ with import <stockholm/lib>;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIE5HyLyaIvVH0qHIQ4ciKhDiElhSqsK+uXcA6lTvL+5n";
     };
-    cabal = {
-      cores = 2;
-      nets = rec {
-        retiolum = {
-          ip4.addr = "10.243.1.4";
-          ip6.addr = "42::1:4";
-          aliases = [
-            "cabal.r"
-          ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIIECgKCBAEAukXm8xPpC6/F+wssYqQbqt1QDwsPrF3TJ9ToLFcN1WgDlhDhjM3A
-            SuRDMNjRT1fvVTuXyplH5g16eokW/yLOpNnznMS3/VR372pLPEOqfuRf7wAy18jj
-            rZkW3EO7nyZ8KMb+SXA8Q0KIpHY50Ezh+tqGoTZDICwoK6N5dKLgAZShS55JXwwK
-            qRG3vyzV3mDjgVyT0FNfyL1/BN1qvJ+tQQ40lEbkcQauMunMzNbH058kAd6H2/0e
-            LK4JkxI9XpZHE6Pf1epXyClHW7vT7APFRp9gL9tZS/XMC18+aEMFfQrNW9jb3FIq
-            rU5MfJ7aubboe7dT6CRaRSWpduiKLVzY/JCoGvUziyvmR7qHsQWTEjtNuQX9joc3
-            6iq1o+gmLV0G8Xwq8cEcg5USlLxNsGBQPwYnTG6iTPPHqOv7BKucekE/opnVZseE
-            fSNCGl1+tGwa3soSMI97LkpQTZxdeqf+jWZve0RbSa2Ihyod91ldFCqi1+PZx68v
-            yBI0PJamlt+dBx6WQKbPngWYeD8hXo7tg0XVRVa3ZQyX+Mq6uCCb2GM8ewMUPl+A
-            kcY1osFt6+sdkFGdiv3FMyijAiZumPoPprXC/4SGIsMnkoI4JfSAbTpHi2QuesqR
-            KMeairdB7XGUYlMvWpDLKN2dbMdRc+l3kDUKT7hALjKeyWS/27WYeK/STxvZXEXi
-            TZGHopvOFv6wcrb6nI49vIJo5mDLFamAPN3ZjeR20wP95UP7cUUSaTYX49M4lX6U
-            oL5BaFrcLn2PTvS84pUxcXKAp70FgTpvGJbaWwETgDjW+H+qlGmI/BTejpL7flVs
-            TOtaP/uCMxhVZSFv9bzo0ih10o+4gtU8lqxfJsVxlf2K7LVZ++LQba/u+XxRY+xw
-            3IFBfg34tnO6zYlV8XgAiJ6IUOHUZANsuBD4iMoFSVOig6t5eIOkgXR6GEkP8FBD
-            rkroRMmxcu4lTCOzWIuAVOxCd4XXguoGQ4HAzpGd5ccdcb8Ev4RYEvNJY7B5tIQZ
-            4J0F9ECzJuSu1HvWTL+T6a36d2MDTkXU2IJ2tSHciXqiP+QMMF7p9Ux0tiAq4mtf
-            luA94uKWg3cSyTyEM/jF66CgO6Ts3AivNE0MRNupV6AbUdr+TjzotGn9rxi168py
-            w/49OVbpR9EIGC2wxx7qcSEk5chFOcgvNQMRqgIx51bbOL7JYb0f4XuA38GUqLkG
-            09PXmPeyqGzR9HsV2XZDprZdD3Dy4ojdexw0+YILg9bHaAxLHYs6WFZvzfaLLsf1
-            K2I39vvrEEOy8tHi4jvMk7oVX6RWG+DOZMeXTvyUCaBHyYkA0eDlC6NeKOHxnW/g
-            ZtN1W93UdklEqc5okM0/ZIke1HDRt3ZLdQIDAQAB
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-      };
-      secure = true;
-      ssh.privkey.path = <secrets/ssh.id_ed25519>;
-      ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPsTeSAedrbp7/KmZX8Mvka702fIUy77Mvqo9HwzCbym";
-    };
     red = {
       monitoring = false;
       cores = 1;
@@ -716,6 +675,36 @@ with import <stockholm/lib>;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKd/6eCR8yxC14zBJLIQgVa4Zbutv5yr2S8k08ztmBpp";
     };
+    yellow = {
+      cores = 1;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.0.14";
+          ip6.addr = "42:0:0:0:0:0:0:14";
+          aliases = [
+            "yellow.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN PUBLIC KEY-----
+            MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA6lHmzq8+04h3zivJmIbP
+            MkYiW7KflcTWQrl/4jJ7DVFbrtS6BSSI0wIibW5ygtLrp2nYgWv1jhg7K9q8tWMY
+            b6tDv/ze02ywCwStbjytW3ymSZUJlRkK2DQ4Ld7JEyKmLQIjxXYah+2P3QeUxLfU
+            Uwk6vSRuTlcb94rLFOrCUDRy1cZC73ZmtdbEP2UZz3ey6beo3l/K5O4OOz+lNXgd
+            OXPls4CeNm6NYhSGTBomS/zZBzGqb+4sOtLSPraNQuc75ZVpT8nFa/7tLVytWCOP
+            vWglPTJOyQSygSoVwGU9I8pq8xF1aTE72hLGHprIJAGgQE9rmS9/3mbiGLVZpny6
+            C6Q9t6vkYBRb+jg3WozIXdUvPP19qTEFaeb08kAuf1xhjZhirfDQjI7K6SFaDOUp
+            Y/ZmCrCuaevifaXYza/lM+4qhPXmh82WD5ONOhX0Di98HBtij2lybIRUG/io4DAU
+            52rrNAhRvMkUTBRlGG6LPC4q6khjuYgo9uley5BbyWWbCB1A9DUfbc6KfLUuxSwg
+            zLybZs/SHgXw+pJSXNgFJTYGv1i/1YQdpnbTgW4QsEp05gb+gA9/6+IjSIJdJE3p
+            DSZGcJz3gNSR1vETk8I2sSC/N8wlYXYV7wxQvSlQsehfEPrFtXM65k3RWzAAbNIJ
+            Akz4E3+xLVIMqKmHaGWi0usCAwEAAQ==
+            -----END PUBLIC KEY-----
+          '';
+        };
+      };
+      ssh.privkey.path = <secrets/ssh.id_ed25519>;
+      ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIC03TCO73NQZHo7NKZiVJp2iiUbe6PQP14Kg3Bnlkqje ";
+    };
     blue = {
       cores = 1;
       nets = {
diff --git a/krebs/3modules/realwallpaper.nix b/krebs/3modules/realwallpaper.nix
index 044811c7d..cb940efef 100644
--- a/krebs/3modules/realwallpaper.nix
+++ b/krebs/3modules/realwallpaper.nix
@@ -77,7 +77,190 @@ let
 
       serviceConfig = {
         Type = "simple";
-        ExecStart = "${pkgs.realwallpaper}/realwallpaper.sh";
+        ExecStart = pkgs.writeDash "generate-wallpaper" ''
+          set -xeuf
+
+          # usage: getimg FILENAME URL
+          fetch() {
+            echo "fetch $1"
+            curl -LsS -z "$1" -o "$1" "$2"
+          }
+
+          # usage: check_type FILENAME TYPE
+          check_type() {
+            if ! file -ib "$1" | grep -q "^$2/"; then
+              echo "$1 is not of type $2" >&2
+              rm "$1"
+              return 1
+            fi
+          }
+
+          # usage: image_size FILENAME
+          image_size() {
+            identify "$1" | awk '{print$3}'
+          }
+
+          # usage: make_mask DST SRC MASK
+          make_layer() {
+            if needs_rebuild "$@"; then
+              echo "make $1 (apply mask)" >&2
+              convert "$2" "$3" -alpha off -compose copy_opacity -composite "$1"
+            fi
+          }
+
+          # usage: flatten DST HILAYER LOLAYER
+          flatten() {
+            if needs_rebuild "$@"; then
+              echo "make $1 (flatten)" >&2
+              composite "$2" "$3" "$1"
+            fi
+          }
+
+          # usage: needs_rebuild DST SRC...
+          needs_rebuild() {
+            a="$1"
+            shift
+            if ! test -e "$a"; then
+              #echo "  $a does not exist" >&2
+              result=0
+            else
+              result=1
+              for b; do
+                if test "$b" -nt "$a"; then
+                  #echo "  $b is newer than $a" >&2
+                  result=0
+                fi
+              done
+            fi
+            #case $result in
+            #  0) echo "$a needs rebuild" >&2;;
+            #esac
+            return $result
+          }
+
+          main() {
+            cd ${cfg.workingDir}
+
+            # fetch source images in parallel
+            fetch nightmap-raw.jpg \
+              ${cfg.nightmap} &
+            fetch daymap-raw.png \
+              ${cfg.daymap} &
+            fetch clouds-raw.jpg \
+              ${cfg.cloudmap} &
+            fetch marker.json \
+              ${cfg.marker} &
+            wait
+
+            check_type nightmap-raw.jpg image
+            check_type daymap-raw.png image
+            check_type clouds-raw.jpg image
+
+            in_size=2048x1024
+            xplanet_out_size=1466x1200
+            out_geometry=1366x768+100+160
+
+            nightsnow_color='#0c1a49'  # nightmap
+
+            for raw in \
+                nightmap-raw.jpg \
+                daymap-raw.png \
+                clouds-raw.jpg \
+                ;
+            do
+              normal=''${raw%-raw.*}.png
+              if needs_rebuild $normal $raw; then
+                echo "make $normal; normalize $raw" >&2
+                convert $raw -scale $in_size $normal
+              fi
+            done
+
+            # create nightmap-fullsnow
+            if needs_rebuild nightmap-fullsnow.png; then
+              convert -size $in_size xc:$nightsnow_color nightmap-fullsnow.png
+            fi
+
+            # extract daymap-snowmask from daymap-final
+            if needs_rebuild daymap-snowmask.png daymap.png; then
+              convert daymap.png -threshold 95% daymap-snowmask.png
+            fi
+
+            # extract nightmap-lightmask from nightmap
+            if needs_rebuild nightmap-lightmask.png nightmap.png; then
+              convert nightmap.png -threshold 25% nightmap-lightmask.png
+            fi
+
+            # create layers
+            make_layer nightmap-snowlayer.png nightmap-fullsnow.png daymap-snowmask.png
+            make_layer nightmap-lightlayer.png nightmap.png nightmap-lightmask.png
+
+            # apply layers
+            flatten nightmap-lightsnowlayer.png \
+              nightmap-lightlayer.png \
+              nightmap-snowlayer.png
+
+            flatten nightmap-final.png \
+              nightmap-lightsnowlayer.png \
+              nightmap.png
+
+            # create marker file from json
+            if [ -s marker.json ]; then
+              jq -r 'to_entries[] | @json "\(.value.latitude) \(.value.longitude)"' marker.json > marker_file
+            fi
+
+            # make all unmodified files as final
+            for normal in \
+                daymap.png \
+                clouds.png \
+                ;
+            do
+              final=''${normal%.png}-final.png
+              needs_rebuild $final &&
+                ln $normal $final
+            done
+
+            # rebuild every time to update shadow
+            xplanet --num_times 1 --geometry $xplanet_out_size \
+              --output xplanet-output.png --projection merc \
+              -config ${pkgs.writeText "xplanet.config" ''
+                [earth]
+                "Earth"
+                map=daymap-final.png
+                night_map=nightmap-final.png
+                cloud_map=clouds-final.png
+                cloud_threshold=10
+                shade=15
+              ''}
+
+            xplanet --num_times 1 --geometry $xplanet_out_size \
+              --output xplanet-krebs-output.png --projection merc \
+              -config ${pkgs.writeText "xplanet-krebs.config" ''
+                [earth]
+                "Earth"
+                map=daymap-final.png
+                night_map=nightmap-final.png
+                cloud_map=clouds-final.png
+                cloud_threshold=10
+                marker_file=marker_file
+                shade=15
+              ''}
+
+            # trim xplanet output
+            if needs_rebuild realwallpaper.png xplanet-output.png; then
+              convert xplanet-output.png -crop $out_geometry \
+                realwallpaper-tmp.png
+                mv realwallpaper-tmp.png realwallpaper.png
+            fi
+
+            if needs_rebuild realwallpaper-krebs.png xplanet-krebs-output.png; then
+              convert xplanet-krebs-output.png -crop $out_geometry \
+                realwallpaper-krebs-tmp.png
+                mv realwallpaper-krebs-tmp.png realwallpaper-krebs.png
+            fi
+          }
+
+          main "$@"
+        '';
         User = "realwallpaper";
       };
     };
diff --git a/krebs/5pkgs/haskell/xmonad-stockholm.nix b/krebs/5pkgs/haskell/xmonad-stockholm.nix
index 7f6bb299d..228d365a3 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-xft, X11-xshape
-, xmonad, xmonad-contrib
+{ mkDerivation, base, containers, fetchgit, filepath, stdenv, unix, X11, X11-xft
+, X11-xshape, xmonad, xmonad-contrib
 }:
 mkDerivation rec {
   pname = "xmonad-stockholm";
-  version = "1.2.0";
+  version = "1.3.0";
   src = fetchgit {
     url = http://cgit.ni.krebsco.de/xmonad-stockholm;
-    rev = "refs/tags/v${version}";
-    sha256 = "13mvmh3kk9a79l1nii028p0n7l95pb78wz9c4j42l90m02mg6cis";
+    rev = "refs/tags/v1.3.0";
+    sha256 = "1np5126wn67y0a1r60rnkq828s0w9zjnvai4b8zy3yc02xlkrjm9";
   };
   libraryHaskellDepends = [
-    base containers X11 X11-xft X11-xshape xmonad xmonad-contrib
+    base containers filepath unix X11 X11-xft X11-xshape xmonad xmonad-contrib
   ];
   license = stdenv.lib.licenses.mit;
 }
diff --git a/krebs/5pkgs/simple/realwallpaper/default.nix b/krebs/5pkgs/simple/realwallpaper/default.nix
deleted file mode 100644
index 7c9812117..000000000
--- a/krebs/5pkgs/simple/realwallpaper/default.nix
+++ /dev/null
@@ -1,24 +0,0 @@
-{ stdenv, fetchgit, xplanet, imagemagick, curl, file }:
-
-stdenv.mkDerivation {
-  name = "realwallpaper";
-
-  src = fetchgit {
-    url = https://github.com/Lassulus/realwallpaper;
-    rev = "847faebc9b7e87e4bea078e3a2304ec00b4cdfc0";
-    sha256 = "10zihkwj9vpshlxw2jk67zbsy8g4i8b1y4jzna9fdcsgn7s12jrr";
-  };
-
-  phases = [
-    "unpackPhase"
-    "installPhase"
-  ];
-
-  buildInputs = [
-  ];
-
-  installPhase = ''
-    mkdir -p $out
-    cp realwallpaper.sh $out/realwallpaper.sh
-  '';
-}
diff --git a/lass/1systems/cabal/config.nix b/lass/1systems/cabal/config.nix
deleted file mode 100644
index 6a8040c9d..000000000
--- a/lass/1systems/cabal/config.nix
+++ /dev/null
@@ -1,16 +0,0 @@
-{ config, pkgs, ... }:
-
-{
-  imports = [
-    <stockholm/lass>
-
-    <stockholm/lass/2configs/mouse.nix>
-    <stockholm/lass/2configs/retiolum.nix>
-    <stockholm/lass/2configs/exim-retiolum.nix>
-    <stockholm/lass/2configs/baseX.nix>
-    <stockholm/lass/2configs/AP.nix>
-    <stockholm/lass/2configs/blue-host.nix>
-  ];
-
-  krebs.build.host = config.krebs.hosts.cabal;
-}
diff --git a/lass/1systems/cabal/physical.nix b/lass/1systems/cabal/physical.nix
deleted file mode 100644
index 3cc4af03b..000000000
--- a/lass/1systems/cabal/physical.nix
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-  imports = [
-    ./config.nix
-    <stockholm/lass/2configs/hw/x220.nix>
-    <stockholm/lass/2configs/boot/stock-x220.nix>
-  ];
-
-  services.udev.extraRules = ''
-    SUBSYSTEM=="net", ATTR{address}=="a0:88:b4:45:85:ac", NAME="wl0"
-    SUBSYSTEM=="net", ATTR{address}=="f0:de:f1:62:2b:1b", NAME="et0"
-  '';
-}
diff --git a/lass/1systems/prism/config.nix b/lass/1systems/prism/config.nix
index a9fbae695..24fa3fd7a 100644
--- a/lass/1systems/prism/config.nix
+++ b/lass/1systems/prism/config.nix
@@ -207,7 +207,6 @@ with import <stockholm/lib>;
         RandomizedDelaySec = "2min";
       };
     }
-    <stockholm/lass/2configs/downloading.nix>
     <stockholm/lass/2configs/minecraft.nix>
     {
       services.taskserver = {
@@ -338,6 +337,61 @@ with import <stockholm/lib>;
       ];
 
     }
+    {
+      systemd.services."container@yellow".reloadIfChanged = mkForce false;
+      containers.yellow = {
+        config = { ... }: {
+          environment.systemPackages = [ pkgs.git ];
+          services.openssh.enable = true;
+          users.users.root.openssh.authorizedKeys.keys = [
+            config.krebs.users.lass.pubkey
+          ];
+        };
+        autoStart = false;
+        enableTun = true;
+        privateNetwork = true;
+        hostAddress = "10.233.2.13";
+        localAddress = "10.233.2.14";
+      };
+
+      services.nginx.virtualHosts."lassul.us".locations."^~ /transmission".extraConfig = ''
+        if ($scheme != "https") {
+          rewrite ^ https://$host$uri permanent;
+        }
+        auth_basic "Restricted Content";
+        auth_basic_user_file ${pkgs.writeText "transmission-user-pass" ''
+          krebs:$apr1$1Fwt/4T0$YwcUn3OBmtmsGiEPlYWyq0
+        ''};
+        proxy_pass http://10.233.2.14:9091;
+      '';
+
+      users.groups.download = {};
+      users.users = {
+        download = {
+          createHome = true;
+          group = "download";
+          name = "download";
+          home = "/var/download";
+          useDefaultShell = true;
+          openssh.authorizedKeys.keys = with config.krebs.users; [
+            lass.pubkey
+            lass-shodan.pubkey
+            lass-icarus.pubkey
+            lass-daedalus.pubkey
+            lass-helios.pubkey
+            makefu.pubkey
+            wine-mors.pubkey
+          ];
+        };
+      };
+
+      system.activationScripts.downloadFolder = ''
+        mkdir -p /var/download
+        chmod 775 /var/download
+        ln -fs /var/lib/containers/yellow/var/download/finished /var/download/finished || :
+        chown download: /var/download/finished
+      '';
+    }
   ];
 
   krebs.build.host = config.krebs.hosts.prism;
diff --git a/lass/1systems/prism/physical.nix b/lass/1systems/prism/physical.nix
index 4388c13fa..116bdb92f 100644
--- a/lass/1systems/prism/physical.nix
+++ b/lass/1systems/prism/physical.nix
@@ -25,6 +25,11 @@
     fsType = "zfs";
   };
 
+  fileSystems."/var/download" = {
+    device = "tank/download";
+    fsType = "zfs";
+  };
+
   fileSystems."/var/lib/containers" = {
     device = "tank/containers";
     fsType = "zfs";
diff --git a/lass/1systems/skynet/config.nix b/lass/1systems/skynet/config.nix
index 14aca598e..13a8b3e41 100644
--- a/lass/1systems/skynet/config.nix
+++ b/lass/1systems/skynet/config.nix
@@ -7,6 +7,7 @@ with import <stockholm/lib>;
     <stockholm/lass/2configs/retiolum.nix>
     <stockholm/lass/2configs/fetchWallpaper.nix>
     <stockholm/lass/2configs/blue-host.nix>
+    <stockholm/lass/2configs/power-action.nix>
     {
       services.xserver.enable = true;
       services.xserver.desktopManager.xfce.enable = true;
diff --git a/lass/1systems/yellow/config.nix b/lass/1systems/yellow/config.nix
new file mode 100644
index 000000000..ee14986ac
--- /dev/null
+++ b/lass/1systems/yellow/config.nix
@@ -0,0 +1,132 @@
+with import <stockholm/lib>;
+{ config, lib, pkgs, ... }:
+{
+  imports = [
+    <stockholm/lass>
+    <stockholm/lass/2configs>
+    <stockholm/lass/2configs/retiolum.nix>
+  ];
+
+  krebs.build.host = config.krebs.hosts.yellow;
+
+  system.activationScripts.downloadFolder = ''
+    mkdir -p /var/download
+    chown download:download /var/download
+    chmod 775 /var/download
+  '';
+
+  users.users.download = { uid = genid "download"; };
+  users.groups.download.members = [ "transmission" ];
+  users.users.transmission.group = mkForce "download";
+
+  systemd.services.transmission.serviceConfig.bindsTo = [ "openvpn-nordvpn.service" ];
+  services.transmission = {
+    enable = true;
+    settings = {
+      download-dir = "/var/download/finished";
+      incomplete-dir = "/var/download/incoming";
+      incomplete-dir-enable = true;
+      umask = "002";
+      rpc-whitelist-enabled = false;
+      rpc-host-whitelist-enabled = false;
+    };
+  };
+
+  krebs.iptables = {
+    enable = true;
+    tables.filter.INPUT.rules = [
+      { predicate = "-p tcp --dport 9091"; target = "ACCEPT"; }
+      { predicate = "-p tcp --dport 51413"; target = "ACCEPT"; }
+      { predicate = "-p udp --dport 51413"; target = "ACCEPT"; }
+    ];
+  };
+
+  services.nginx.enable = true;
+  services.openvpn.servers.nordvpn.config = ''
+    client
+    dev tun
+    proto udp
+    remote 82.102.16.229 1194
+    resolv-retry infinite
+    remote-random
+    nobind
+    tun-mtu 1500
+    tun-mtu-extra 32
+    mssfix 1450
+    persist-key
+    persist-tun
+    ping 15
+    ping-restart 0
+    ping-timer-rem
+    reneg-sec 0
+    comp-lzo no
+
+    explicit-exit-notify 3
+
+    remote-cert-tls server
+
+    #mute 10000
+    auth-user-pass ${toString <secrets/nordvpn.txt>}
+
+    verb 3
+    pull
+    fast-io
+    cipher AES-256-CBC
+    auth SHA512
+
+    <ca>
+    -----BEGIN CERTIFICATE-----
+    MIIEyjCCA7KgAwIBAgIJANIxRSmgmjW6MA0GCSqGSIb3DQEBCwUAMIGeMQswCQYD
+    VQQGEwJQQTELMAkGA1UECBMCUEExDzANBgNVBAcTBlBhbmFtYTEQMA4GA1UEChMH
+    Tm9yZFZQTjEQMA4GA1UECxMHTm9yZFZQTjEaMBgGA1UEAxMRZGUyMjkubm9yZHZw
+    bi5jb20xEDAOBgNVBCkTB05vcmRWUE4xHzAdBgkqhkiG9w0BCQEWEGNlcnRAbm9y
+    ZHZwbi5jb20wHhcNMTcxMTIyMTQ1MTQ2WhcNMjcxMTIwMTQ1MTQ2WjCBnjELMAkG
+    A1UEBhMCUEExCzAJBgNVBAgTAlBBMQ8wDQYDVQQHEwZQYW5hbWExEDAOBgNVBAoT
+    B05vcmRWUE4xEDAOBgNVBAsTB05vcmRWUE4xGjAYBgNVBAMTEWRlMjI5Lm5vcmR2
+    cG4uY29tMRAwDgYDVQQpEwdOb3JkVlBOMR8wHQYJKoZIhvcNAQkBFhBjZXJ0QG5v
+    cmR2cG4uY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv++dfZlG
+    UeFF2sGdXjbreygfo78Ujti6X2OiMDFnwgqrhELstumXl7WrFf5EzCYbVriNuUny
+    mNCx3OxXxw49xvvg/KplX1CE3rKBNnzbeaxPmeyEeXe+NgA7rwOCbYPQJScFxK7X
+    +D16ZShY25GyIG7hqFGML0Qz6gpZRGaHSd0Lc3wSgoLzGtsIg8hunhfi00dNqMBT
+    ukCzgfIqbQUuqmOibsWnYvZoXoYKnbRL0Bj8IYvwvu4p2oBQpvM+JR4DC+rv52LI
+    583Q6g3LebQ4JuQf8jgxvEEV4UL1CsUBqN3mcRpVUKJS3ijXmzEX9MfpBRcp1rBA
+    VsiE4Mrk7PXhkwIDAQABo4IBBzCCAQMwHQYDVR0OBBYEFFIv1UuKN2NXaVjRNXDT
+    Rs/+LT/9MIHTBgNVHSMEgcswgciAFFIv1UuKN2NXaVjRNXDTRs/+LT/9oYGkpIGh
+    MIGeMQswCQYDVQQGEwJQQTELMAkGA1UECBMCUEExDzANBgNVBAcTBlBhbmFtYTEQ
+    MA4GA1UEChMHTm9yZFZQTjEQMA4GA1UECxMHTm9yZFZQTjEaMBgGA1UEAxMRZGUy
+    Mjkubm9yZHZwbi5jb20xEDAOBgNVBCkTB05vcmRWUE4xHzAdBgkqhkiG9w0BCQEW
+    EGNlcnRAbm9yZHZwbi5jb22CCQDSMUUpoJo1ujAMBgNVHRMEBTADAQH/MA0GCSqG
+    SIb3DQEBCwUAA4IBAQBf1vr93OIkIFehXOCXYFmAYai8/lK7OQH0SRMYdUPvADjQ
+    e5tSDK5At2Ew9YLz96pcDhzLqtbQsRqjuqWKWs7DBZ8ZiJg1nVIXxE+C3ezSyuVW
+    //DdqMeUD80/FZD5kPS2yJJOWfuBBMnaN8Nxb0BaJi9AKFHnfg6Zxqa/FSUPXFwB
+    wH+zeymL2Dib2+ngvCm9VP3LyfIdvodEJ372H7eG8os8allUnkUzpVyGxI4pN/IB
+    KROBRPKb+Aa5FWeWgEUHIr+hNrEMvcWfSvZAkSh680GScQeJh5Xb4RGMCW08tb4p
+    lrojzCvC7OcFeUNW7Ayiuukx8rx/F4+IZ1yJGff9
+    -----END CERTIFICATE-----
+    </ca>
+    key-direction 1
+    <tls-auth>
+    #
+    # 2048 bit OpenVPN static key
+    #
+    -----BEGIN OpenVPN Static key V1-----
+    49b2f54c6ee58d2d97331681bb577d55
+    054f56d92b743c31e80b684de0388702
+    ad3bf51088cd88f3fac7eb0729f2263c
+    51d82a6eb7e2ed4ae6dfa65b1ac764d0
+    b9dedf1379c1b29b36396d64cb6fd6b2
+    e61f869f9a13001dadc02db171f04c4d
+    c46d1132c1f31709e7b54a6eabae3ea8
+    fbd2681363c185f4cb1be5aa42a27c31
+    21db7b2187fd11c1acf224a0d5a44466
+    b4b5a3cc34ec0227fe40007e8b379654
+    f1e8e2b63c6b46ee7ab6f1bd82f57837
+    92c209e8f25bc9ed493cb5c1d891ae72
+    7f54f4693c5b20f136ca23e639fd8ea0
+    865b4e22dd2af43e13e6b075f12427b2
+    08af9ffd09c56baa694165f57fe2697a
+    3377fa34aebcba587c79941d83deaf45
+    -----END OpenVPN Static key V1-----
+    </tls-auth>
+  '';
+}
diff --git a/lass/1systems/yellow/physical.nix b/lass/1systems/yellow/physical.nix
new file mode 100644
index 000000000..7499ff723
--- /dev/null
+++ b/lass/1systems/yellow/physical.nix
@@ -0,0 +1,8 @@
+{
+  imports = [
+    ./config.nix
+  ];
+  boot.isContainer = true;
+  networking.useDHCP = false;
+  environment.variables.NIX_REMOTE = "daemon";
+}
diff --git a/lass/2configs/baseX.nix b/lass/2configs/baseX.nix
index 9b44e8f0e..d781f8c71 100644
--- a/lass/2configs/baseX.nix
+++ b/lass/2configs/baseX.nix
@@ -126,6 +126,12 @@ in {
     restartIfChanged = false;
   };
 
+  nixpkgs.config.packageOverrides = super: {
+    dmenu = pkgs.writeDashBin "dmenu" ''
+      ${pkgs.fzfmenu}/bin/fzfmenu "$@"
+    '';
+  };
+
   krebs.xresources.enable = true;
   lass.screenlock.enable = true;
 }
diff --git a/lass/2configs/downloading.nix b/lass/2configs/downloading.nix
deleted file mode 100644
index 8d0fb0d02..000000000
--- a/lass/2configs/downloading.nix
+++ /dev/null
@@ -1,65 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-with import <stockholm/lib>;
-
-{
-  users.extraUsers = {
-    download = {
-      name = "download";
-      home = "/var/download";
-      createHome = true;
-      useDefaultShell = true;
-      extraGroups = [
-        "download"
-      ];
-      openssh.authorizedKeys.keys = with config.krebs.users; [
-        lass.pubkey
-        lass-shodan.pubkey
-        lass-icarus.pubkey
-        lass-daedalus.pubkey
-        lass-helios.pubkey
-        makefu.pubkey
-        wine-mors.pubkey
-      ];
-    };
-
-    transmission = {
-      extraGroups = [
-        "download"
-      ];
-    };
-  };
-
-  users.extraGroups = {
-    download = {
-      members = [
-        "download"
-        "transmission"
-      ];
-    };
-  };
-
-  krebs.rtorrent = {
-    enable = true;
-    web = {
-      enable = true;
-      port = 9091;
-      basicAuth = import <secrets/torrent-auth>;
-    };
-    rutorrent.enable = true;
-    enableXMLRPC = true;
-    listenPort = 51413;
-    downloadDir = "/var/download/finished";
-    # dump old torrents into watch folder to have them re-added
-    watchDir = "/var/download/watch";
-  };
-
-  krebs.iptables = {
-    enable = true;
-    tables.filter.INPUT.rules = [
-      { predicate = "-p tcp --dport 9091"; target = "ACCEPT"; }
-      { predicate = "-p tcp --dport 51413"; target = "ACCEPT"; }
-      { predicate = "-p udp --dport 51413"; target = "ACCEPT"; }
-    ];
-  };
-}
diff --git a/lass/2configs/exim-smarthost.nix b/lass/2configs/exim-smarthost.nix
index 9bb70d1c2..1ee45bb41 100644
--- a/lass/2configs/exim-smarthost.nix
+++ b/lass/2configs/exim-smarthost.nix
@@ -93,6 +93,7 @@ with import <stockholm/lib>;
       { from = "neocron@lassul.us"; to = lass.mail; }
       { from = "osmocom@lassul.us"; to = lass.mail; }
       { from = "lesswrong@lassul.us"; to = lass.mail; }
+      { from = "nordvpn@lassul.us"; to = lass.mail; }
     ];
     system-aliases = [
       { from = "mailer-daemon"; to = "postmaster"; }
diff --git a/lass/2configs/tests/dummy-secrets/nordvpn.txt b/lass/2configs/tests/dummy-secrets/nordvpn.txt
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/lass/2configs/tests/dummy-secrets/nordvpn.txt
diff --git a/lass/2configs/websites/lassulus.nix b/lass/2configs/websites/lassulus.nix
index b72b20928..6470d86f7 100644
--- a/lass/2configs/websites/lassulus.nix
+++ b/lass/2configs/websites/lassulus.nix
@@ -66,22 +66,6 @@ in {
     locations."/tinc".extraConfig = ''
       alias ${config.krebs.tinc_graphs.workingDir}/external;
     '';
-    locations."/urlaubyay2018".extraConfig = ''
-      autoindex on;
-      alias /srv/http/lassul.us-media/india2018;
-      auth_basic "Restricted Content";
-      auth_basic_user_file ${pkgs.writeText "pics-user-pass" ''
-        paolo:$apr1$aQ6mYNR3$ho.aJ7icqSO.y.xKo3GQf0
-      ''};
-    '';
-    locations."/heilstadt".extraConfig = ''
-      autoindex on;
-      alias /srv/http/lassul.us-media/grabowsee2018;
-      auth_basic "Restricted Content";
-      auth_basic_user_file ${pkgs.writeText "pics-user-pass" ''
-        c-base:$apr1$aQ6mYNR3$ho.aJ7icqSO.y.xKo3GQf0
-      ''};
-    '';
     locations."/krebspage".extraConfig = ''
       default_type "text/html";
       alias ${pkgs.krebspage}/index.html;
diff --git a/lass/5pkgs/custom/xmonad-lass/default.nix b/lass/5pkgs/custom/xmonad-lass/default.nix
index 087d54eca..c020f975c 100644
--- a/lass/5pkgs/custom/xmonad-lass/default.nix
+++ b/lass/5pkgs/custom/xmonad-lass/default.nix
@@ -25,6 +25,8 @@ import Control.Monad.Extra (whenJustM)
 import Data.List (isInfixOf)
 import Data.Monoid (Endo)
 import System.Environment (getArgs, lookupEnv)
+import System.Exit (exitFailure)
+import System.IO (hPutStrLn, stderr)
 import System.Posix.Process (executeFile)
 import XMonad.Actions.CopyWindow (copy, kill1)
 import XMonad.Actions.CycleWS (toggleWS)
@@ -36,7 +38,7 @@ import XMonad.Hooks.EwmhDesktops (ewmh)
 import XMonad.Hooks.FloatNext (floatNext)
 import XMonad.Hooks.FloatNext (floatNextHook)
 import XMonad.Hooks.ManageDocks (avoidStruts, ToggleStruts(ToggleStruts))
-import XMonad.Hooks.Place (placeHook, smart)
+import XMonad.Hooks.ManageHelpers (composeOne, doCenterFloat, (-?>))