3 files changed, 64 insertions, 0 deletions
diff --git a/Zpkgs/krebs/default.nix b/Zpkgs/krebs/default.nix
new file mode 100644
index 000000000..be8f72011
--- /dev/null
+++ b/Zpkgs/krebs/default.nix
@@ -0,0 +1,11 @@
+{ pkgs, ... }:
+
+let
+  inherit (pkgs) callPackage;
+in
+
+pkgs //
+{
+  github-hosts-sync = callPackage ./github-hosts-sync.nix {};
+  github-known_hosts = callPackage ./github-known_hosts.nix {};
+}
diff --git a/Zpkgs/krebs/github-hosts-sync.nix b/Zpkgs/krebs/github-hosts-sync.nix
new file mode 100644
index 000000000..d69b2b12b
--- /dev/null
+++ b/Zpkgs/krebs/github-hosts-sync.nix
@@ -0,0 +1,40 @@
+{ stdenv, fetchgit, pkgs, ... }:
+
+stdenv.mkDerivation {
+  name = "github-hosts-sync";
+
+  src = fetchgit {
+    url = https://github.com/krebscode/painload;
+    rev = "35ccac73d563ad30d2851b9aeed4cfef69ff74e3";
+    sha256 = "1y1fs2p3xj2yrqpw0h5kd0f3c5p1y70xk1hjnw99sr33r67s9c35";
+  };
+
+  phases = [
+    "unpackPhase"
+    "installPhase"
+  ];
+
+  installPhase =
+    let
+      ca-bundle = "${pkgs.cacert}/etc/ca-bundle.crt";
+      path = stdenv.lib.makeSearchPath "bin" (with pkgs; [
+        coreutils
+        findutils
+        git
+        gnugrep
+        gnused
+        openssh
+        socat
+      ]);
+    in
+    ''
+      mkdir -p $out/bin
+
+      sed \
+        's,^main() {$,&\n  export PATH=${path} GIT_SSL_CAINFO=${ca-bundle},' \
+        < ./retiolum/scripts/github_hosts_sync/hosts-sync \
+        > $out/bin/github-hosts-sync
+
+      chmod +x $out/bin/github-hosts-sync
+    '';
+}
diff --git a/Zpkgs/krebs/github-known_hosts.nix b/Zpkgs/krebs/github-known_hosts.nix
new file mode 100644
index 000000000..302fdd8d5
--- /dev/null
+++ b/Zpkgs/krebs/github-known_hosts.nix
@@ -0,0 +1,13 @@
+{ lib, ... }:
+
+with builtins;
+with lib;
+
+let
+  github-pubkey = removeSuffix "\n" (readFile ../../Zpubkeys/github.ssh.pub);
+in
+
+toFile "github-known_hosts"
+  (concatMapStrings
+    (i: "github.com,192.30.252.${toString i} ${github-pubkey}\n")
+    (range 0 255))