5 files changed, 31 insertions, 9 deletions
diff --git a/krebs/3modules/tv/default.nix b/krebs/3modules/tv/default.nix
index 8e266e1b3..3315dd157 100644
--- a/krebs/3modules/tv/default.nix
+++ b/krebs/3modules/tv/default.nix
@@ -78,7 +78,9 @@ with import <stockholm/lib>;
       extraZones = {
         # TODO generate krebsco.de zone from nets and don't use extraZones at all
         "krebsco.de" = ''
+          krebsco.de. 60 IN MX 5 mx23
           cd          60 IN A ${config.krebs.hosts.cd.nets.internet.ip4.addr}
+          mx23        60 IN A ${config.krebs.hosts.cd.nets.internet.ip4.addr}
         '';
       };
       nets = {
@@ -213,7 +215,6 @@ with import <stockholm/lib>;
     ni = {
       extraZones = {
         "krebsco.de" = ''
-          krebsco.de. 60 IN MX 5 ni
           ni          60 IN A ${config.krebs.hosts.ni.nets.internet.ip4.addr}
           cgit        60 IN A ${config.krebs.hosts.ni.nets.internet.ip4.addr}
           cgit.ni     60 IN A ${config.krebs.hosts.ni.nets.internet.ip4.addr}
@@ -351,11 +352,17 @@ with import <stockholm/lib>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIcJvu8JDVzObLUtlAQg9qVugthKSfitwCljuJ5liyHa";
     };
     xu = {
+      binary-cache = {
+        pubkey = "xu-1:pYRENvaxZqGeImwLA9qHmRwHV4jfKaYx4u1VcZ31x0s=";
+      };
       cores = 4;
       nets = {
         gg23 = {
           ip4.addr = "10.23.1.38";
-          aliases = ["xu.gg23"];
+          aliases = [
+            "cache.xu.gg23"
+            "xu.gg23"
+          ];
           ssh.port = 11423;
         };
         retiolum = {
diff --git a/krebs/5pkgs/builders.nix b/krebs/5pkgs/builders.nix
index 5860b9a15..49d04be4d 100644
--- a/krebs/5pkgs/builders.nix
+++ b/krebs/5pkgs/builders.nix
@@ -37,7 +37,17 @@ rec {
       };
     };
 
-  writeBash = makeScriptWriter "${pkgs.bash}/bin/bash";
+  writeBash = name: text:
+    assert (with types; either absolute-pathname filename).check name;
+    pkgs.writeOut (baseNameOf name) {
+      ${optionalString (types.absolute-pathname.check name) name} = {
+        check = pkgs.writeDash "shellcheck.sh" ''
+          ${pkgs.haskellPackages.ShellCheck}/bin/shellcheck "$1" || :
+        '';
+        executable = true;
+        text = "#! ${pkgs.bash}/bin/bash\n${text}";
+      };
+    };
 
   writeBashBin = name:
     assert types.filename.check name;
@@ -91,6 +101,7 @@ rec {
 
     writers.text =
       { path
+      , check ? null
       , executable ? false
       , mode ? if executable then "0755" else "0644"
       , text
@@ -102,6 +113,9 @@ rec {
         var = "file_${hashString "sha1" path}";
         val = text;
         install = /* sh */ ''
+          ${optionalString (check != null) /* sh */ ''
+            ${check} ''$${var}Path
+          ''}
           ${pkgs.coreutils}/bin/install -m ${mode} -D ''$${var}Path $out${path}
         '';
       };
diff --git a/krebs/5pkgs/github-hosts-sync/default.nix b/krebs/5pkgs/github-hosts-sync/default.nix
index bc4c58bb0..cdfed468c 100644
--- a/krebs/5pkgs/github-hosts-sync/default.nix
+++ b/krebs/5pkgs/github-hosts-sync/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation {
         git
         gnugrep
         gnused
+        nettools
         openssh
         socat
       ]);
diff --git a/krebs/5pkgs/haskell-overrides/blessings.nix b/krebs/5pkgs/haskell-overrides/blessings.nix
index 5fb57a332..f852b4a44 100644
--- a/krebs/5pkgs/haskell-overrides/blessings.nix
+++ b/krebs/5pkgs/haskell-overrides/blessings.nix
@@ -1,11 +1,11 @@
 { mkDerivation, base, fetchgit, stdenv }:
-mkDerivation {
+mkDerivation rec {
   pname = "blessings";
-  version = "1.0.0";
+  version = "1.1.0";
   src = fetchgit {
     url = http://cgit.ni.krebsco.de/blessings;
-    rev = "25a510dcb38ea9158e9969d56eb66cb1b860ab5f";
-    sha256 = "0xg329h1y68ndg4w3m1jp38pkg3gqg7r19q70gqqj4mswb6qcrqc";
+    rev = "refs/tags/v${version}";
+    sha256 = "1k908zap3694fcxdk4bb29s54b0lhdh557y10ybjskfwnym7szn1";
   };
   libraryHaskellDepends = [ base ];
   doHaddock = false;
diff --git a/krebs/5pkgs/painload/default.nix b/krebs/5pkgs/painload/default.nix
index 10fd379c0..136ec4394 100644
--- a/krebs/5pkgs/painload/default.nix
+++ b/krebs/5pkgs/painload/default.nix
@@ -2,6 +2,6 @@
 
 fetchgit {
   url = https://github.com/krebscode/painload;
-  rev = "8df031f810a2776d8c43b03a9793cb49398bd33b";
-  sha256 = "03md5k6fmz0j1ny22iw96dzq7cvijbz24ii85i0h2dhcychdp650";
+  rev = "c113487f73713a03b1a139b22bb34b86234d0495";
+  sha256 = "1irxklnmvm8wsa70ypjahkr8rfqq7357vcy8r0x1sfncs1hy6gr6";
 }