X-Git-Url: https://git.openstreetmap.org/chef.git/blobdiff_plain/a86724a8db309dcdafff46b762171af67b1bb05e..56fcbc5d4f195f3973c08a2155037ec9103c1c01:/cookbooks/chef/libraries/persistent_token.rb

diff --git a/cookbooks/chef/libraries/persistent_token.rb b/cookbooks/chef/libraries/persistent_token.rb
new file mode 100644
index 000000000..8299e8550
--- /dev/null
+++ b/cookbooks/chef/libraries/persistent_token.rb
@@ -0,0 +1,20 @@
+require "digest"
+
+class Chef
+  module Mixin
+    module PersistentToken
+      def persistent_token(*args)
+        sha256 = Digest::SHA256.new
+        sha256.update(node[:machine_id])
+        args.each do |arg|
+          sha256.update(arg)
+        end
+        sha256.hexdigest
+      end
+    end
+  end
+
+  class Recipe
+    include Chef::Mixin::PersistentToken
+  end
+end