OHAI-434: Raise error when no supported EC2 metadata version is found

lusis · Apr 12, 2013 · 9dc1965 · 9dc1965
1 parent ee04f0d
commit 9dc1965
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/lib/ohai/mixin/ec2_metadata.rb b/lib/ohai/mixin/ec2_metadata.rb
@@ -85,6 +85,9 @@ def best_api_version
           Ohai::Log.debug("EC2 shows unsupported metadata version: #{pv}") unless pv == 'latest'
         end
         Ohai::Log.debug("EC2 metadata version: #{versions.last}")
+        if versions.empty?
+          raise "Unable to determine EC2 metadata version (no supported entries found)"
+        end
         versions.last
       end