Merge remote-tracking branch 'gum/master'

27 files changed, 1037 insertions, 84 deletions

diff --git a/makefu/1systems/filepimp.nix b/makefu/1systems/filepimp.nix
index fb1a57552..66ea2ce90 100644
--- a/makefu/1systems/filepimp.nix
+++ b/makefu/1systems/filepimp.nix
@@ -7,8 +7,6 @@
 {
   imports =
     [ # Include the results of the hardware scan.
-      ../2configs/default.nix
-      ../2configs/fs/vm-single-partition.nix
       ../2configs/fs/single-partition-ext4.nix
       ../2configs/tinc-basic-retiolum.nix
     ];
diff --git a/makefu/1systems/gum.nix b/makefu/1systems/gum.nix
index 85cf4c533..417a020fa 100644
--- a/makefu/1systems/gum.nix
+++ b/makefu/1systems/gum.nix
@@ -9,24 +9,71 @@ in {
       # TODO: copy this config or move to krebs
       ../2configs/tinc-basic-retiolum.nix
       ../2configs/headless.nix
+      ../2configs/fs/simple-swap.nix
+      ../2configs/fs/single-partition-ext4.nix
       # ../2configs/iodined.nix
-
-      # Reaktor
-      ../2configs/Reaktor/simpleExtend.nix
+      ../2configs/git/cgit-retiolum.nix
+      ../2configs/mattermost-docker.nix
+      ../2configs/nginx/euer.test.nix
   ];
 
+
+  nixpkgs.config.packageOverrides = pkgs: { tinc = pkgs.tinc_pre; };
+
+  ###### stable
+  krebs.build.target = "root@gum.krebsco.de";
   krebs.build.host = config.krebs.hosts.gum;
+  krebs.retiolum.extraConfig = ''
+    ListenAddress = ${external-ip} 53
+    ListenAddress = ${external-ip} 655
+    ListenAddress = ${external-ip} 21031
+  '';
 
-  krebs.Reaktor.enable = true;
+  # Chat
+  environment.systemPackages = with pkgs;[
+    weechat
+    bepasty-client-cli
+    get
+  ];
+  services.bitlbee.enable = true;
 
-  # prepare graphs
-  krebs.nginx.enable = true;
+  # Hardware
+  boot.loader.grub.device = "/dev/sda";
+  boot.initrd.availableKernelModules = [ "pata_via" "uhci_hcd" ];
+  boot.kernelModules = [ "kvm-intel" ];
 
+  # Network
+  services.udev.extraRules = ''
+    SUBSYSTEM=="net", ATTR{address}=="c8:0a:a9:c8:ee:dd", NAME="et0"
+  '';
+  boot.kernelParams = [ "ipv6.disable=1" ];
   networking = {
-    firewall.allowPing = true;
-    firewall.allowedTCPPorts = [ 80 443 655 ];
-    firewall.allowedUDPPorts = [ 655 ];
-    interfaces.enp2s1.ip4 = [{
+    enableIPv6 = false;
+    firewall = {
+        allowPing = true;
+        logRefusedConnections = false;
+        allowedTCPPorts = [
+          # smtp
+          25
+          # http
+          80 443
+          # tinc
+          655
+          # tinc-shack
+          21032
+          # tinc-retiolum
+          21031
+        ];
+        allowedUDPPorts = [
+          # tinc
+          655 53
+          # tinc-retiolum
+          21031
+          # tinc-shack
+          21032
+        ];
+    };
+    interfaces.et0.ip4 = [{
       address = external-ip;
       prefixLength = 24;
     }];
@@ -34,5 +81,4 @@ in {
     nameservers = [ "8.8.8.8" ];
   };
 
-  # based on ../../tv/2configs/CAC-Developer-2.nix
 }
diff --git a/makefu/1systems/omo.nix b/makefu/1systems/omo.nix
new file mode 100644
index 000000000..6ae79398a
--- /dev/null
+++ b/makefu/1systems/omo.nix
@@ -0,0 +1,37 @@
+# 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.
+      ../2configs/fs/single-partition-ext4.nix
+      ../2configs/tinc-basic-retiolum.nix
+      ../2configs/exim-retiolum.nix
+    ];
+  krebs.build.host = config.krebs.hosts.omo;
+
+  # AMD E350
+  boot = {
+    loader.grub.device = "/dev/sda";
+
+    initrd.availableKernelModules = [
+      "usb_storage"
+      "ahci"
+      "xhci_hcd"
+      "ata_piix"
+      "uhci_hcd"
+      "ehci_pci"
+    ];
+
+    kernelModules = [ ];
+    extraModulePackages = [ ];
+  };
+
+  hardware.enableAllFirmware = true;
+  hardware.cpu.amd.updateMicrocode = true;
+
+  networking.firewall.allowPing = true;
+}
diff --git a/makefu/1systems/pornocauster.nix b/makefu/1systems/pornocauster.nix
index 8624cb2d1..28b77d330 100644
--- a/makefu/1systems/pornocauster.nix
+++ b/makefu/1systems/pornocauster.nix
@@ -6,21 +6,21 @@
 {
   imports =
     [ # Include the results of the hardware scan.
-      ../2configs/main-laptop.nix #< base-gui
+      ../2configs/main-laptop.nix #< base-gui + zsh
 
       # Krebs
       ../2configs/tinc-basic-retiolum.nix
       #../2configs/disable_v6.nix
 
-      # environment
-      ../2configs/zsh-user.nix
 
       # applications
+
       ../2configs/exim-retiolum.nix
       ../2configs/mail-client.nix
+      ../2configs/printer.nix
       #../2configs/virtualization.nix
       ../2configs/virtualization.nix
-      #../2configs/virtualization-virtualbox.nix
+      ../2configs/virtualization-virtualbox.nix
       ../2configs/wwan.nix
 
       # services
@@ -34,15 +34,23 @@
       # ../2configs/mediawiki.nix
       #../2configs/wordpress.nix
     ];
+  nixpkgs.config.packageOverrides = pkgs: {
+    tinc = pkgs.tinc_pre;
+    buildbot = let
+      pkgs1509 = import (fetchTarball https://github.com/NixOS/nixpkgs-channels/archive/nixos-unstable.tar.gz) {};
+      in pkgs1509.buildbot;
+  };
+  makefu.buildbot.master.enable = true;
+
   #krebs.Reaktor.enable = true;
   #krebs.Reaktor.nickname = "makefu|r";
-
-  krebs.build.host = config.krebs.hosts.pornocauster;
+  # nix.binaryCaches = [ "http://acng.shack/nixos" "https://cache.nixos.org" ];
 
   environment.systemPackages = with pkgs;[
     get
     virtmanager
     gnome3.dconf
+    krebspaste
     ];
 
   services.logind.extraConfig = "HandleLidSwitch=ignore";
@@ -54,4 +62,5 @@
     25
   ];
 
+  krebs.build.host = config.krebs.hosts.pornocauster;
 }
diff --git a/makefu/1systems/vbob.nix b/makefu/1systems/vbob.nix
new file mode 100644
index 000000000..a24cefd0d
--- /dev/null
+++ b/makefu/1systems/vbob.nix
@@ -0,0 +1,88 @@
+#
+#
+#
+{ lib, config, pkgs, ... }:
+let
+    pkgs-unst = import (fetchTarball https://github.com/NixOS/nixpkgs-channels/archive/nixos-unstable.tar.gz) {};
+in {
+  krebs.build.host = config.krebs.hosts.vbob;
+  krebs.build.target = "root@10.10.10.220";
+  imports =
+    [ # Include the results of the hardware scan.
+      <nixpkgs/nixos/modules/virtualisation/virtualbox-image.nix>
+      ../2configs/main-laptop.nix #< base-gui
+
+      # environment
+
+    ];
+  nixpkgs.config.packageOverrides = pkgs: {
+    tinc = pkgs.tinc_pre;
+    buildbot = pkgs-unst.buildbot;
+    buildbot-slave = pkgs-unst.buildbot-slave;
+  };
+
+  makefu.buildbot.master = {
+    enable = true;
+    irc = {
+      enable = true;
+      server = "cd.retiolum";
+      channel = "retiolum";
+      allowForce = true;
+    };
+  };
+  makefu.buildbot.slave = {
+    enable = true;
+    masterhost = "localhost";
+    username = "testslave";
+    password = "krebspass";
+    packages = with pkgs;[ git nix ];
+    extraEnviron = { NIX_PATH="nixpkgs=${toString <nixpkgs>}"; };
+  };
+
+  krebs.build.source.git.nixpkgs = {
+    #url = https://github.com/nixos/nixpkgs;
+    # HTTP Everywhere
+    rev = "a3974e";
+  };
+  fileSystems."/nix" = {
+    device ="/dev/disk/by-label/nixstore";
+    fsType = "ext4";
+  };
+  #makefu.buildbot.master.enable = true;
+  # allow vbob to deploy self
+  users.extraUsers = {
+    root = {
+        openssh.authorizedKeys.keys = [ config.krebs.users.makefu-vbob.pubkey  ];
+    };
+  };
+  environment.systemPackages = with pkgs;[
+    buildbot
+    buildbot-slave
+    get
+    genid
+  ];
+
+  networking.firewall.allowedTCPPorts = [
+    25
+    80
+    8010
+  ];
+
+  krebs.retiolum = {
+    enable = true;
+    extraConfig = "Proxy = http global.proxy.alcatel-lucent.com 8000";
+    hosts = ../../krebs/Zhosts;
+    connectTo = [
+      "gum"
+    ];
+  };
+
+  networking.proxy.default = "http://global.proxy.alcatel-lucent.com:8000";
+  fileSystems."/media/share" = {
+    fsType = "vboxsf";
+    device = "share";
+    options = "rw,uid=9001,gid=9001";
+  };
+
+}
+
diff --git a/makefu/1systems/wry.nix b/makefu/1systems/wry.nix
index ba94972fb..cd2b3f657 100644
--- a/makefu/1systems/wry.nix
+++ b/makefu/1systems/wry.nix
@@ -24,11 +24,11 @@ in {
       # other nginx
       ../2configs/nginx/euer.wiki.nix
       ../2configs/nginx/euer.blog.nix
+      ../2configs/nginx/euer.test.nix
 
       # collectd
       ../2configs/collectd/collectd-base.nix
   ];
-
   krebs.build.host = config.krebs.hosts.wry;
 
   krebs.Reaktor.enable = true;
@@ -59,9 +59,12 @@ in {
   };
 
   networking = {
-    firewall.allowPing = true;
-    firewall.allowedTCPPorts = [ 53 80 443 ];
-    firewall.allowedUDPPorts = [ 655 ];
+  firewall = {
+      allowPing = true;
+      logRefusedConnections = false;
+      allowedTCPPorts = [ 53 80 443 ];
+      allowedUDPPorts = [ 655 ];
+    };
     interfaces.enp2s1.ip4 = [{
       address = external-ip;
       prefixLength = 24;
@@ -70,5 +73,9 @@ in {
     nameservers = [ "8.8.8.8" ];
   };
 
-  environment.systemPackages = [ pkgs.translate-shell ];
+  # small machine - do not forget to gc every day
+  nix.gc.automatic = true;
+  nix.gc.dates = "03:10";
+
+  environment.systemPackages = [ ];
 }
diff --git a/makefu/2configs/Reaktor/full.nix b/makefu/2configs/Reaktor/full.nix
new file mode 100644
index 000000000..50620890f
--- /dev/null
+++ b/makefu/2configs/Reaktor/full.nix
@@ -0,0 +1,18 @@
+_:
+{
+  # implementation of the complete Reaktor bot
+  imports = [
+      #./stockholmLentil.nix
+      ./simpleExtend.nix
+      ./random-emoji.nix
+      ./titlebot.nix
+      ./shack-correct.nix
+      ./sed-plugin.nix
+  ];
+  krebs.Reaktor.nickname = "Reaktor|bot";
+  krebs.Reaktor.enable = true;
+
+  krebs.Reaktor.extraEnviron = {
+    REAKTOR_CHANNELS = "#krebs,#binaergewitter,#shackspace";
+  };
+}
diff --git a/makefu/2configs/Reaktor/sed-plugin.nix b/makefu/2configs/Reaktor/sed-plugin.nix
new file mode 100644
index 000000000..a451e0d3e
--- /dev/null
+++ b/makefu/2configs/Reaktor/sed-plugin.nix
@@ -0,0 +1,18 @@
+{ config, lib, pkgs, ... }:
+
+with pkgs;
+let
+  script =  ./sed-plugin.py;
+in {
+  #TODO: this will eat up the last regex, fix Reaktor
+  krebs.Reaktor.extraConfig = ''
+  public_commands.append({
+    'capname' : "sed-plugin",
+    # only support s///gi
+    'pattern' : '^(?P<args>.*)$$',
+    'argv'    : ["${pkgs.python3}/bin/python3","${script}"],
+    'env'     : { 'state_dir' : workdir,
+                  'PATH':'${lib.makeSearchPath "bin" [pkgs.gnused]}' }})
+  '';
+}
+
diff --git a/makefu/2configs/Reaktor/sed-plugin.py b/makefu/2configs/Reaktor/sed-plugin.py
new file mode 100644
index 000000000..8103c9585
--- /dev/null
+++ b/makefu/2configs/Reaktor/sed-plugin.py
@@ -0,0 +1,53 @@
+#!/usr/bin/env python3
+
+# Usage:
+# _from=krebs state_dir=. python sed-plugin.py 'dick butt'
+# _from=krebs state_dir=. python sed-plugin.py 's/t/l/g'
+## dick bull
+import shelve
+from os import environ
+from os.path import join
+from sys import argv
+d = shelve.open(join(environ['state_dir'],'sed-plugin.shelve'),writeback=True)
+usr = environ['_from']
+import re
+
+def is_regex(line):
+    myre = re.compile(r'^s/((?:\\/|[^/])+)/((?:\\/|[^/])*)/([ig]*)$')
+    return myre.match(line)
+
+line = argv[1]
+m = is_regex(line)
+
+if m:
+    f,t,flagstr = m.groups()
+    fn = f.replace('\/','/')
+    tn = t.replace('\/','/')
+    flags =  0
+    count = 1
+    if flagstr:
+        if 'i' in flagstr:
+            flags = re.IGNORECASE
+        if 'g' in flagstr:
+            count = 0
+    else:
+        flagstr = ''
+    last = d.get(usr,None)
+    if last:
+        #print(re.sub(fn,tn,last,count=count,flags=flags))
+        from subprocess import Popen,PIPE
+        p = Popen(['sed','s/{}/{}/{}'.format(f,t,flagstr)],stdin=PIPE,stdout=PIPE )
+        so,se = p.communicate(bytes("{}\n".format(last),"UTF-8"))
+        if p.returncode:
+            print("something went wrong when trying to process your regex: {}".format(se.decode()))
+        ret = so.decode()
+        print("\x1b[1m{}\x1b[0m meinte: {}".format(usr,ret.strip()))
+        if ret:
+            d[usr] = ret
+
+    else:
+        print("no last message")
+else:
+    d[usr] = line
+
+d.close()
diff --git a/makefu/2configs/base-gui.nix b/makefu/2configs/base-gui.nix
index 7b7f85f13..1d6750284 100644
--- a/makefu/2configs/base-gui.nix
+++ b/makefu/2configs/base-gui.nix
@@ -10,6 +10,17 @@
 #
 # if this is not enough, check out main-laptop.nix
 
+## TODO: .Xdefaults:
+# URxvt*termName:         rxvt
+# URxvt.scrollBar : false
+# URxvt*scrollBar_right:  false
+# URxvt*borderLess:       false
+# URxvt.foreground: white
+# URxvt.background: black
+# URxvt.urgentOnBell: true
+# URxvt.visualBell: false
+# URxvt.font : xft:Terminus
+
 with lib;
 let
   mainUser = config.krebs.build.user.name;
@@ -62,4 +73,33 @@ in
      enable = true;
    #  systemWide = true;
   };
+  services.xserver.displayManager.sessionCommands = let
+    xdefaultsfile = pkgs.writeText "Xdefaults"  ''
+      cat |derp <<EOF
+      XTerm*background: black
+      XTerm*foreground: white
+      XTerm*FaceName  : Terminus:pixelsize=14
+
+      URxvt*termName:         rxvt
+      URxvt.scrollBar : False
+      URxvt*scrollBar_right:  false
+      URxvt*borderLess:       false
+      URxvt.foreground: white
+      URxvt.background: black
+      URxvt.urgentOnBell: true
+      URxvt.visualBell: false
+      URxvt.font : xft:Terminus
+
+      ! blue
+      URxvt*color4:                         #268bd2
+
+
+      URxvt.perl-ext:      default,url-select
+      URxvt.keysym.M-u:    perl:url-select:select_next
+      #URxvt.url-select.launcher:   firefox -new-tab
+      URxvt.url-select.launcher:   chromium
+      URxvt.url-select.underline: true
+      URxvt.searchable-scrollback: CM-s
+    '';
+    in "cat ${xdefaultsfile} | xrdb -merge";
 }
diff --git a/makefu/2configs/default.nix b/makefu/2configs/default.nix
index 3d9174788..c0d7685e3 100644
--- a/makefu/2configs/default.nix
+++ b/makefu/2configs/default.nix
@@ -65,6 +65,7 @@ with lib;
   time.timeZone = "Europe/Berlin";
   #nix.maxJobs = 1;
 
+  programs.ssh.startAgent = false;
   services.openssh.enable = true;
   nix.useChroot = true;
 
@@ -79,7 +80,14 @@ with lib;
     "d /tmp 1777 root root - -"
   ];
 
-  environment.variables.EDITOR = mkForce "vim";
+  environment.variables = {
+    NIX_PATH = with config.krebs.build.source; with dir; with git;
+      mkForce (concatStringsSep ":" [
+        "nixpkgs=${nixpkgs.target-path}"
+        "${nixpkgs.target-path}"
+      ]);
+    EDITOR = mkForce "vim";
+  };
 
   environment.systemPackages = with pkgs; [
       jq
@@ -96,6 +104,8 @@ with lib;
       HISTSIZE=900001
       HISTFILESIZE=$HISTSIZE
 
+      PYTHONSTARTUP="~/.pythonrc";
+
       shopt -s checkhash
       shopt -s histappend histreedit histverify
       shopt -s no_empty_cmd_completion
@@ -115,6 +125,9 @@ with lib;
 
   environment.shellAliases = {
     lsl = "ls -lAtr";
+    psg = "ps -ef | grep";
+    nmap = "nmap -oN $HOME/loot/scan-`date +\%s`.nmap -oX $HOME/loot/scan-`date +%s`.xml";
+    grep = "grep --color=auto";
   };
 
   nixpkgs.config.packageOverrides = pkgs: {
@@ -123,6 +136,14 @@ with lib;
 
   services.cron.enable = false;
   services.nscd.enable = false;
+  services.ntp.enable = false;
+  services.timesyncd.enable = true;
+  services.ntp.servers = [
+    "pool.ntp.org"
+    "time.windows.com"
+    "time.apple.com"
+    "time.nist.gov"
+  ];
 
   security.setuidPrograms = [ "sendmail" ];
   services.journald.extraConfig = ''
diff --git a/makefu/2configs/fetchWallpaper.nix b/makefu/2configs/fetchWallpaper.nix
new file mode 100644
index 000000000..b071a128d
--- /dev/null
+++ b/makefu/2configs/fetchWallpaper.nix
@@ -0,0 +1,24 @@
+{ config, pkgs, ... }:
+
+let
+  # check if laptop runs on umts
+  weaksauce-internet = with pkgs;writeScript "weaksauce-internet" ''
+    #! /bin/sh
+    if  ${iproute}/bin/ip addr show dev ppp0 2>/dev/null \
+      | ${gnugrep}/bin/grep -q inet;then
+      exit 1
+    fi
+  '';
+
+in {
+  krebs.fetchWallpaper = {
+    enable = true;
+    display = ":0";
+    predicate = weaksauce-internet;
+    timerConfig = {
+      OnCalendar = "*:0/30";
+    };
+    url = "http://echelon/wallpaper.png";
+  };
+}
+
diff --git a/makefu/2configs/fs/simple-swap.nix b/makefu/2configs/fs/simple-swap.nix
new file mode 100644
index 000000000..8c161b287
--- /dev/null
+++ b/makefu/2configs/fs/simple-swap.nix
@@ -0,0 +1,11 @@
+_:
+{
+  # do not swap that often
+  boot.kernel.sysctl = {
+    "vm.swappiness" = 25;
+  };
+
+  swapDevices = [
+    { device = "/dev/disk/by-label/swap"; }
+  ];
+}
diff --git a/makefu/2configs/git/brain-retiolum.nix b/makefu/2configs/git/brain-retiolum.nix
index 793373859..25ef584bf 100644
--- a/makefu/2configs/git/brain-retiolum.nix
+++ b/makefu/2configs/git/brain-retiolum.nix
@@ -1,6 +1,6 @@
 { config, lib, pkgs, ... }:
 # TODO: remove tv lib :)
-with import ../../../tv/4lib { inherit lib pkgs; };
+with lib;
 let
 
   repos = priv-repos // krebs-repos ;
@@ -26,7 +26,7 @@ let
     inherit name desc;
     public = false;
     hooks = {
-      post-receive = git.irc-announce {
+      post-receive = pkgs.git-hooks.irc-announce {
         nick = config.networking.hostName;
         channel = "#retiolum";
         # TODO remove the hardcoded hostname
@@ -59,16 +59,7 @@ let
     set-owners repo all-makefu ++ set-ro-access repo krebsminister;
 
 in {
-  imports = [{
-    krebs.users.makefu-omo = {
-        name = "makefu-omo" ;
-        pubkey= with builtins; readFile ../../../krebs/Zpubkeys/makefu_omo.ssh.pub;
-    };
-    krebs.users.makefu-tsp = {
-        name = "makefu-tsp" ;
-        pubkey= with builtins; readFile ../../../krebs/Zpubkeys/makefu_tsp.ssh.pub;
-    };
-  }];
+  imports = [ ];
   krebs.git = {
     enable = true;
     cgit = false;
diff --git a/makefu/2configs/git/cgit-retiolum.nix b/makefu/2configs/git/cgit-retiolum.nix
index 189dd66c8..35bb169cf 100644
--- a/makefu/2configs/git/cgit-retiolum.nix
+++ b/makefu/2configs/git/cgit-retiolum.nix
@@ -1,10 +1,12 @@
 { config, lib, pkgs, ... }:
 # TODO: remove tv lib :)
-with import ../../../tv/4lib { inherit lib pkgs; };
+with lib;
 let
 
-  repos = priv-repos // krebs-repos ;
-  rules = concatMap krebs-rules (attrValues krebs-repos) ++ concatMap priv-rules (attrValues priv-repos);
+  repos = priv-repos // krebs-repos // connector-repos ;
+  rules = concatMap krebs-rules (attrValues krebs-repos)
+    ++ concatMap priv-rules (attrValues priv-repos)
+    ++ concatMap connector-rules (attrValues connector-repos);
 
   krebs-repos = mapAttrs make-krebs-repo {
     stockholm = {
@@ -13,12 +15,21 @@ let
     tinc_graphs = {
       desc = "Tinc Advanced Graph Generation";
     };
+    cac = { };
   };
 
   priv-repos = mapAttrs make-priv-repo {
     autosync = { };
   };
 
+  connector-repos = mapAttrs make-priv-repo {
+    connector = { };
+    minikrebs = { };
+    mattermost = {
+      desc = "Mattermost Docker files";
+    };
+  };
+
 
   # TODO move users to separate module
   make-priv-repo = name: { desc ? null, ... }: {
@@ -30,9 +41,9 @@ let
     inherit name desc;
     public = true;
     hooks = {
-      post-receive = git.irc-announce {
+      post-receive = pkgs.git-hooks.irc-announce {
         nick = config.networking.hostName;
-        verbose = config.krebs.build.host.name == "pnp";
+        verbose = config.krebs.build.host.name == "gum";
         channel = "#retiolum";
         # TODO remove the hardcoded hostname
         server = "cd.retiolum";
@@ -40,40 +51,35 @@ let
     };
   };
 
-  set-owners = with git;repo: user:
-      singleton {
-        inherit user;
-        repo = [ repo ];
-        perm = push "refs/*" [ non-fast-forward create delete merge ];
-      };
 
-  set-ro-access = with git; repo: user:
-      optional repo.public {
-        inherit user;
-        repo = [ repo ];
-        perm = fetch;
-      };
 
   # TODO: get the list of all krebsministers
   krebsminister = with config.krebs.users; [ lass tv uriel ];
-  all-makefu = with config.krebs.users; [ makefu makefu-omo makefu-tsp ];
+  all-makefu = with config.krebs.users; [ makefu makefu-omo makefu-tsp makefu-vbob ];
+  all-exco = with config.krebs.users; [ exco ];
 
   priv-rules = repo: set-owners repo all-makefu;
 
+  connector-rules = repo: set-owners repo all-makefu ++ set-owners repo all-exco;
+
   krebs-rules = repo:
     set-owners repo all-makefu ++ set-ro-access repo krebsminister;
 
+  set-ro-access = with git; repo: user:
+      optional repo.public {
+        inherit user;
+        repo = [ repo ];
+        perm = fetch;
+      };
+
+  set-owners = with git;repo: user:
+      singleton {
+        inherit user;
+        repo = [ repo ];
+        perm = push "refs/*" [ non-fast-forward create delete merge ];
+      };
+
 in {
-  imports = [{
-    krebs.users.makefu-omo = {
-        name = "makefu-omo" ;
-        pubkey= with builtins; readFile ../../../krebs/Zpubkeys/makefu_omo.ssh.pub;
-    };
-    krebs.users.makefu-tsp = {
-        name = "makefu-tsp" ;
-        pubkey= with builtins; readFile ../../../krebs/Zpubkeys/makefu_tsp.ssh.pub;
-    };
-  }];
   krebs.git = {
     enable = true;
     root-title = "public repositories";
diff --git a/makefu/2configs/main-laptop.nix b/makefu/2configs/main-laptop.nix
index 294ee7510..b725f661d 100644
--- a/makefu/2configs/main-laptop.nix
+++ b/makefu/2configs/main-laptop.nix
@@ -6,13 +6,17 @@
 
 with lib;
 {
-  imports = [ ./base-gui.nix ];
+  imports = [
+    ./base-gui.nix
+    ./fetchWallpaper.nix
+    ./zsh-user.nix
+  ];
   environment.systemPackages = with pkgs;[
     vlc
     firefox
     chromium
     keepassx
-
+    ntfs3g
     virtmanager
     at_spi2_core # dep for virtmanager?
   ];
diff --git a/makefu/2configs/mattermost-docker.nix b/makefu/2configs/mattermost-docker.nix
new file mode 100644
index 000000000..20a93dff1
--- /dev/null
+++ b/makefu/2configs/mattermost-docker.nix
@@ -0,0 +1,47 @@
+{config, lib, ...}:
+
+with lib;
+let
+  sec = toString <secrets>;
+  ssl_cert = "${sec}/wildcard.krebsco.de.crt";
+  ssl_key  = "${sec}/wildcard.krebsco.de.key";
+in {
+  # mattermost docker config and deployment guide: git.euer.krebsco.de
+  virtualisation.docker.enable = true;
+  users.extraUsers.${config.krebs.build.user.name}.extraGroups = [ "docker" ];
+  krebs.nginx = {
+    enable = true;
+    servers.mattermost = {
+      listen = [ "80" "443 ssl" ];
+      server-names = [ "mattermost.euer.krebsco.de" ];
+      extraConfig = ''
+        gzip on;
+        gzip_buffers 4 32k;
+        gzip_types  text/plain application/x-javascript text/css;
+        ssl_certificate ${ssl_cert};
+        ssl_certificate_key ${ssl_key};
+        default_type text/plain;
+
+        if ($scheme = http){
+          return 301 https://$server_name$request_uri;
+        }
+
+        client_max_body_size 4G;
+        keepalive_timeout 10;
+
+      '';
+      locations = [
+        (nameValuePair "/" ''
+          proxy_http_version 1.1;
+          proxy_set_header Upgrade $http_upgrade;
+          proxy_set_header Connection "upgrade";
+          proxy_set_header   Host $host;
+          proxy_set_header   X-Real-IP          $remote_addr;
+          proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;
+          proxy_redirect      off;
+          proxy_pass http://localhost:8065/;
+        '')
+      ];
+    };
+  };
+}
diff --git a/makefu/2configs/nginx/euer.test.nix b/makefu/2configs/nginx/euer.test.nix
new file mode 100644
index 000000000..ffdc0bc60
--- /dev/null
+++ b/makefu/2configs/nginx/euer.test.nix
@@ -0,0 +1,26 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+let
+  hostname = config.krebs.build.host.name;
+  user = config.services.nginx.user;
+  group = config.services.nginx.group;
+  external-ip = head config.krebs.build.host.nets.internet.addrs4;
+  internal-ip = head config.krebs.build.host.nets.retiolum.addrs4;
+in {
+  krebs.nginx = {
+    enable = mkDefault true;
+    servers = {
+      euer-share = {
+        listen = [ ];
+        server-names = [ "share.euer.krebsco.de" ];
+        locations = singleton (nameValuePair "/" ''
+          proxy_set_header   Host $host;
+          proxy_set_header   X-Real-IP          $remote_addr;
+          proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;
+          proxy_pass http://localhost:8000/;
+        '');
+      };
+    };
+  };
+}
diff --git a/makefu/2configs/printer.nix b/makefu/2configs/printer.nix
new file mode 100644
index 000000000..35ad54bd9
--- /dev/null
+++ b/makefu/2configs/printer.nix
@@ -0,0 +1,10 @@
+{ pkgs, ... }:
+
+{
+  services.printing = {
+    enable = true;
+    drivers = [
+      pkgs.samsungUnifiedLinuxDriver
+    ];<