Catch empty data arrays at start of entropy_provider function

diff --git a/modules/puppetmaster/lib/puppet/parser/functions/entropy_provider.rb b/modules/puppetmaster/lib/puppet/parser/functions/entropy_provider.rb
index 5c8c6fe..32c413f 100644 (file)
--- a/modules/puppetmaster/lib/puppet/parser/functions/entropy_provider.rb
+++ b/modules/puppetmaster/lib/puppet/parser/functions/entropy_provider.rb
@@ -10,9 +10,9 @@ module Puppet::Parser::Functions
       allnodeinfo = lookupvar('deprecated::allnodeinfo')
 
       raise Puppet::ParseError, "entropy_provider: Cannot learn fqdn" unless fqdn
-      raise Puppet::ParseError, "entropy_provider: Cannot learn nodeinfo" unless nodeinfo
-      raise Puppet::ParseError, "entropy_provider: Cannot learn localinfo" unless localinfo
-      raise Puppet::ParseError, "entropy_provider: Cannot learn allnodeinfo" unless allnodeinfo
+      raise Puppet::ParseError, "entropy_provider: Cannot learn nodeinfo" unless nodeinfo and nodeinfo.size > 0
+      raise Puppet::ParseError, "entropy_provider: Cannot learn localinfo" unless localinfo and localinfo.size > 0
+      raise Puppet::ParseError, "entropy_provider: Cannot learn allnodeinfo" unless allnodeinfo and allnodeinfo.size > 0
 
       # find where all the entropy keys are
       provider = []