Merge remote-tracking branch 'cd/master'

16 files changed, 106 insertions, 71 deletions

diff --git a/default.nix b/default.nix
index 472d7597d..ac748c286 100644
--- a/default.nix
+++ b/default.nix
@@ -32,7 +32,10 @@ let stockholm = {
   upath = lib.nspath current-user-name;
 
   base-module = { config, ... }: {
-    imports = map (f: f "3modules") [ kpath upath ];
+    imports = builtins.filter builtins.pathExists (lib.concatLists [
+      (map (f: f "2configs") [ upath ])
+      (map (f: f "3modules") [ kpath upath ])
+    ]);
 
     krebs.current.enable = true;
     krebs.current.host = config.krebs.hosts.${current-host-name};
diff --git a/krebs/3modules/build.nix b/krebs/3modules/build.nix
index 1205e192b..7f004cd81 100644
--- a/krebs/3modules/build.nix
+++ b/krebs/3modules/build.nix
@@ -29,10 +29,13 @@ let
     };
 
     options.krebs.build.source.dir = mkOption {
-      type = types.attrsOf (types.submodule ({ config, ... }: {
+      type = let
+        default-host = config.krebs.current.host;
+      in types.attrsOf (types.submodule ({ config, ... }: {
         options = {
           host = mkOption {
             type = types.host;
+            default = default-host;
           };
           path = mkOption {
             type = types.str;
diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index fd9d56ed2..b4e7f9254 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -15,6 +15,7 @@ let
       ./git.nix
       ./iptables.nix
       ./nginx.nix
+      ./per-user.nix
       ./Reaktor.nix
       ./retiolum-bootstrap.nix
       ./realwallpaper.nix
diff --git a/krebs/3modules/per-user.nix b/krebs/3modules/per-user.nix
new file mode 100644
index 000000000..ee213deda
--- /dev/null
+++ b/krebs/3modules/per-user.nix
@@ -0,0 +1,35 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.krebs.per-user;
+
+  out = {
+    options.krebs.per-user = api;
+    config = imp;
+  };
+
+  api = mkOption {
+    type = with types; attrsOf (submodule {
+      options = {
+        packages = mkOption {
+          type = listOf path;
+          default = [];
+        };
+      };
+    });
+    default = {};
+  };
+
+  imp = {
+    environment = {
+      etc = flip mapAttrs' cfg (name: { packages, ... }: {
+        name = "per-user/${name}";
+        value.source = pkgs.symlinkJoin "per-user.${name}" packages;
+      });
+      profiles = ["/etc/per-user/$LOGNAME"];
+    };
+  };
+
+in out
diff --git a/krebs/3modules/tv/default.nix b/krebs/3modules/tv/default.nix
index 302d1a92c..6c943de8f 100644
--- a/krebs/3modules/tv/default.nix
+++ b/krebs/3modules/tv/default.nix
@@ -280,14 +280,22 @@ with lib;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID554niVFWomJjuSuQoiCdMUYrCFPpPzQuaoXXYYDxlw";
     };
   };
-  users = addNames {
+  users = addNames rec {
     mv = {
       mail = "mv@cd.retiolum";
-      pubkey = readFile ../../Zpubkeys/mv_vod.ssh.pub;
+      pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGer9e2+Lew7vnisgBbsFNECEIkpNJgEaqQqgb9inWkQ mv@vod";
     };
     tv = {
       mail = "tv@wu.retiolum";
-      pubkey = readFile ../../Zpubkeys/tv_wu.ssh.pub;
+      pubkey = "ssh-rsa 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 tv@wu";
+    };
+    tv_nomic = {
+      inherit (tv) mail;
+      pubkey = "ssh-rsa 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 tv@nomic #2";
+    };
+    tv_xu = {
+      inherit (tv) mail;
+      pubkey = "ssh-rsa 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 tv@xu";
     };
   };
 }
diff --git a/krebs/Zpubkeys/tv_wu.ssh.pub b/krebs/Zpubkeys/tv_wu.ssh.pub
deleted file mode 100644
index b6e2634e8..000000000
--- a/krebs/Zpubkeys/tv_wu.ssh.pub
+++ /dev/null
@@ -1 +0,0 @@
-ssh-rsa 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 tv@wu
diff --git a/tv/1systems/cd.nix b/tv/1systems/cd.nix
index 1122e6a19..126c6feb5 100644
--- a/tv/1systems/cd.nix
+++ b/tv/1systems/cd.nix
@@ -14,11 +14,9 @@ with lib;
       rev = "c44a593aa43bba6a0708f6f36065a514a5110613";
     };
     dir.secrets = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/secrets/cd";
     };
     dir.stockholm = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/stockholm";
     };
   };
@@ -26,7 +24,6 @@ with lib;
   imports = [
     ../2configs/hw/CAC-Developer-2.nix
     ../2configs/fs/CAC-CentOS-7-64bit.nix
-    ../2configs/base.nix
     #../2configs/consul-server.nix
     ../2configs/exim-smarthost.nix
     ../2configs/git.nix
diff --git a/tv/1systems/mkdir.nix b/tv/1systems/mkdir.nix
index e8e354197..55d83f8f3 100644
--- a/tv/1systems/mkdir.nix
+++ b/tv/1systems/mkdir.nix
@@ -27,11 +27,9 @@ in
       rev = "c44a593aa43bba6a0708f6f36065a514a5110613";
     };
     dir.secrets = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/secrets/mkdir";
     };
     dir.stockholm = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/stockholm";
     };
   };
@@ -39,7 +37,6 @@ in
   imports = [
     ../2configs/hw/CAC-Developer-1.nix
     ../2configs/fs/CAC-CentOS-7-64bit.nix
-    ../2configs/base.nix
     ../2configs/consul-server.nix
     ../2configs/exim-smarthost.nix
     ../2configs/git.nix
diff --git a/tv/1systems/nomic.nix b/tv/1systems/nomic.nix
index df45b8177..c2bb4dc78 100644
--- a/tv/1systems/nomic.nix
+++ b/tv/1systems/nomic.nix
@@ -14,18 +14,15 @@ with lib;
       rev = "c44a593aa43bba6a0708f6f36065a514a5110613";
     };
     dir.secrets = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/secrets/nomic";
     };
     dir.stockholm = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/stockholm";
     };
   };
 
   imports = [
     ../2configs/hw/AO753.nix
-    ../2configs/base.nix
     #../2configs/consul-server.nix
     ../2configs/git.nix
     {
diff --git a/tv/1systems/rmdir.nix b/tv/1systems/rmdir.nix
index e24ef64fc..53f14d7df 100644
--- a/tv/1systems/rmdir.nix
+++ b/tv/1systems/rmdir.nix
@@ -27,11 +27,9 @@ in
       rev = "c44a593aa43bba6a0708f6f36065a514a5110613";
     };
     dir.secrets = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/secrets/rmdir";
     };
     dir.stockholm = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/stockholm";
     };
   };
@@ -39,7 +37,6 @@ in
   imports = [
     ../2configs/hw/CAC-Developer-1.nix
     ../2configs/fs/CAC-CentOS-7-64bit.nix
-    ../2configs/base.nix
     ../2configs/consul-server.nix
     ../2configs/exim-smarthost.nix
     ../2configs/git.nix
diff --git a/tv/1systems/wu.nix b/tv/1systems/wu.nix
index b12e7df93..33292c608 100644
--- a/tv/1systems/wu.nix
+++ b/tv/1systems/wu.nix
@@ -15,11 +15,9 @@ with lib;
       target-path = "/var/src/nixpkgs";
     };
     dir.secrets = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/secrets/wu";
     };
     dir.stockholm = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/stockholm";
       target-path = "/var/src/stockholm";
     };
@@ -27,11 +25,11 @@ with lib;
 
   imports = [
     ../2configs/hw/w110er.nix
-    ../2configs/base.nix
     #../2configs/consul-client.nix
     ../2configs/git.nix
     ../2configs/mail-client.nix
     ../2configs/xserver
+    ../2configs/z.nix
     {
       environment.systemPackages = with pkgs; [
 
@@ -287,16 +285,6 @@ with lib;
           onion = {
             uid = 6660010;
           };
-
-          zalora = {
-            uid = 1000301;
-            extraGroups = [
-              "audio"
-              # TODO remove vboxusers when hardening is active
-              "vboxusers"
-              "video"
-            ];
-          };
         };
 
       security.sudo.extraConfig =
diff --git a/tv/1systems/xu.nix b/tv/1systems/xu.nix
index e2cc2c06a..607f89aea 100644
--- a/tv/1systems/xu.nix
+++ b/tv/1systems/xu.nix
@@ -14,22 +14,20 @@ with lib;
       rev = "c44a593aa43bba6a0708f6f36065a514a5110613";
     };
     dir.secrets = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/secrets/xu";
     };
     dir.stockholm = {
-      host = config.krebs.hosts.wu;
       path = "/home/tv/stockholm";
     };
   };
 
   imports = [
     ../2configs/hw/x220.nix
-    ../2configs/base.nix
     #../2configs/consul-client.nix
     ../2configs/git.nix
     ../2configs/mail-client.nix
     ../2configs/xserver
+    ../2configs/z.nix
     {
       environment.systemPackages = with pkgs; [
 
@@ -286,16 +284,6 @@ with lib;
           onion = {
             uid = 6660010;
           };
-
-          zalora = {
-            uid = 1000301;
-            extraGroups = [
-              "audio"
-              # TODO remove vboxusers when hardening is active
-              "vboxusers"
-              "video"
-            ];
-          };
         };
 
       security.sudo.extraConfig =
diff --git a/tv/2configs/base.nix b/tv/2configs/default.nix
index 41159690d..d3f4eed0d 100644
--- a/tv/2configs/base.nix
+++ b/tv/2configs/default.nix
@@ -1,6 +1,5 @@
 { config, lib, pkgs, ... }:
 
-with builtins;
 with lib;
 
 {
@@ -23,6 +22,9 @@ with lib;
                  (import <secrets/hashedPasswords.nix>);
     }
     {
+      users.groups.subusers.gid = 1093178926; # genid subusers
+    }
+    {
       users.defaultUserShell = "/run/current-system/sw/bin/bash";
       users.mutableUsers = false;
     }
@@ -31,6 +33,7 @@ with lib;
         root = {
           openssh.authorizedKeys.keys = [
             config.krebs.users.tv.pubkey
+            config.krebs.users.tv_xu.pubkey
           ];
         };
         tv = {
@@ -69,22 +72,8 @@ with lib;
       nix.useChroot = true;
     }
     {
-      # oldvim
-      environment.systemPackages = with pkgs; [
-        vim
-      ];
+      environment.profileRelativeEnvVars.PATH = mkForce [ "/bin" ];
 
-      environment.etc."vim/vimrc".text = ''
-        set nocp
-      '';
-
-      environment.etc."vim/vim${majmin pkgs.vim.version}".source =
-          "${pkgs.vim}/share/vim/vim${majmin pkgs.vim.version}";
-
-      environment.variables.EDITOR = mkForce "vim";
-      environment.variables.VIM = "/etc/vim";
-    }
-    {
       environment.systemPackages = with pkgs; [
         rxvt_unicode.terminfo
       ];
diff --git a/tv/2configs/vim.nix b/tv/2configs/vim.nix
index 14f086e5c..04b1480c1 100644
--- a/tv/2configs/vim.nix
+++ b/tv/2configs/vim.nix
@@ -66,9 +66,10 @@ let
 
     au BufRead,BufNewFile *.nix so ${pkgs.writeText "nix.vim" ''
       setf nix
+      set isk=@,48-57,_,192-255,-,'
 
       " Ref <nix/src/libexpr/lexer.l>
-      syn match INT   /[0-9]\+/
+      syn match INT   /\<[0-9]\+\>/
       syn match PATH  /[a-zA-Z0-9\.\_\-\+]*\(\/[a-zA-Z0-9\.\_\-\+]\+\)\+/
       syn match HPATH /\~\(\/[a-zA-Z0-9\.\_\-\+]\+\)\+/
       syn match SPATH /<[a-zA-Z0-9\.\_\-\+]\+\(\/[a-zA-Z0-9\.\_\-\+]\+\)*>/
@@ -79,8 +80,8 @@ let
       hi link SPATH Constant
       hi link URI Constant
 
-      syn match String /"\([^"]\|\\\"\)*"/
-      syn match Comment /\s#.*/
+      syn match String /"\([^\\"]\|\\.\)*"/
+      syn match Comment /\(^\|\s\)#.*/
     ''}
 
     au BufRead,BufNewFile /dev/shm/* set nobackup nowritebackup noswapfile
diff --git a/tv/2configs/xserver/default.nix b/tv/2configs/xserver/default.nix
index 4d2fe9e45..df00203be 100644
--- a/tv/2configs/xserver/default.nix
+++ b/tv/2configs/xserver/default.nix
@@ -70,14 +70,6 @@ let
         ExecStart = "${xserver}/bin/xserver";
       };
     };
-
-    programs.bash.interactiveShellInit = ''
-      case ''${XMONAD_SPAWN_WORKSPACE-} in
-        za|zh|zj|zs)
-          exec sudo -u zalora -i
-        ;;
-      esac
-    '';
   };
 
   xmonad-environment = {
diff --git a/tv/2configs/z.nix b/tv/2configs/z.nix
new file mode 100644
index 000000000..e5494ecc9
--- /dev/null
+++ b/tv/2configs/z.nix
@@ -0,0 +1,40 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  krebs.per-user.z.packages = [
+    (pkgs.writeScriptBin "cr" ''
+      #! /bin/sh
+      set -efu
+      export LC_TIME=de_DE.utf8
+      exec ${pkgs.chromium}/bin/chromium \
+          --ssl-version-min=tls1 \
+          --disk-cache-dir=/tmp/chromium-disk-cache_"$LOGNAME" \
+          --disk-cache-size=50000000 \
+          "%@"
+    '')
+  ];
+
+  programs.bash.interactiveShellInit = ''
+    case ''${XMONAD_SPAWN_WORKSPACE-} in
+      za|zh|zj|zs)
+        exec sudo -u z -i
+      ;;
+    esac
+  '';
+
+  security.sudo.extraConfig = "tv ALL=(z) NOPASSWD: ALL";
+
+  users.users.z = {
+    extraGroups = [
+      "audio"
+      "vboxusers"
+      "video"
+    ];
+    group = "subusers";
+    home = "/home/z";
+    uid = 3043726074; # genid z
+    useDefaultShell = true;
+  };
+}