(PUP-12083) Update soft limit warning for fact value & name length

This commit updates the soft limit warning for fact value length to include
the fact name and updates the soft limit warning for fact name length to
include the length that was used to evaluate if the length exceeds the limit.

Author: AriaXLi

lib/puppet/configurer.rb

@@ -135,16 +135,16 @@ def warn_number_of_facts(size, max_number)
     Puppet.warning _("The current total number of fact values: %{size} exceeds the fact values limit: %{max_size}") % { size: size, max_size: max_number }
   end
 
-  def warn_fact_name_length(name, max_length)
-    Puppet.warning _("Fact %{name} with length: '%{length}' exceeds the length limit: %{limit}") % { name: name, length: name.to_s.bytesize, limit: max_length }
+  def warn_fact_name_length(name, max_length, fact_name_length)
+    Puppet.warning _("Fact %{name} with length: '%{length}' exceeds the length limit: %{limit}") % { name: name, length: fact_name_length, limit: max_length }
   end
 
   def warn_number_of_top_level_facts(size, max_number)
     Puppet.warning _("The current number of top level facts: %{size} exceeds the top facts limit: %{max_size}") % { size: size, max_size: max_number }
   end
 
-  def warn_fact_value_length(value, max_length)
-    Puppet.warning _("Fact value '%{value}' with the value length: '%{length}' exceeds the value length limit: %{max_length}") % { value: value, length: value.to_s.bytesize, max_length: max_length }
+  def warn_fact_value_length(name, value, max_length)
+    Puppet.warning _("Fact '%{name}' with value '%{value}' with the value length: '%{length}' exceeds the value length limit: %{max_length}") % { name: name, value: value, length: value.to_s.bytesize, max_length: max_length }
   end
 
   def warn_fact_payload_size(payload, max_size)
@@ -157,14 +157,14 @@ def check_fact_name_length(name, number_of_dots)
 
     # rough byte size estimations of fact path as a postgresql btree index
     size_as_btree_index = 8 + (number_of_dots * 2) + name.to_s.bytesize
-    warn_fact_name_length(name, max_length) if size_as_btree_index > max_length
+    warn_fact_name_length(name, max_length, size_as_btree_index) if size_as_btree_index > max_length
   end
 
-  def check_fact_values_length(values)
+  def check_fact_values_length(name, values)
     max_length = Puppet[:fact_value_length_soft_limit]
     return if max_length.zero?
 
-    warn_fact_value_length(values, max_length) if values.to_s.bytesize > max_length
+    warn_fact_value_length(name, values, max_length) if values.to_s.bytesize > max_length
   end
 
   def check_top_level_number_limit(size)
@@ -204,8 +204,9 @@ def parse_fact_name_and_value_limits(object, path = [])
         path.pop
       end
     else
-      check_fact_name_length(path.join(), path.size)
-      check_fact_values_length(object)
+      name = path.join('.')
+      check_fact_name_length(name, path.size - 1) # second param is number of dots in fact name
+      check_fact_values_length(name, object)
       @number_of_facts += 1
     end
   end

spec/unit/configurer_spec.rb

@@ -213,7 +213,7 @@
       }
       Puppet::Node::Facts.indirection.save(facts)
 
-      expect(Puppet).to receive(:warning).with(/Fact value '.+' with the value length: '[1-9]*' exceeds the value length limit: [1-9]*/).twice
+      expect(Puppet).to receive(:warning).with(/Fact '.+\..+' with value '.+' with the value length: '[1-9]*' exceeds the value length limit: [1-9]*/).twice
       configurer.run
     end
 
@@ -288,16 +288,24 @@
     end
 
     it "should warn the user when the fact name length limits are exceeded" do
-      Puppet[:fact_name_length_soft_limit] = 1
+      Puppet[:fact_name_length_soft_limit] = 30
       Puppet[:fact_value_length_soft_limit] = 0
       Puppet[:top_level_facts_soft_limit] = 0
       Puppet[:number_of_facts_soft_limit] = 0
       Puppet[:payload_soft_limit] = 0
 
-      facts.values = {'my_new_fact_name' => 'my_new_fact_value'}
+      facts.values = { 'processors' => {
+        'cores' => 1,
+        'count' => 2,
+        'isa' => "i386",
+        'models' => [
+          "CPU1 @ 2.80GHz"
+        ],
+        'physicalcount' => 4 }
+      }
       Puppet::Node::Facts.indirection.save(facts)
 
-      expect(Puppet).to receive(:warning).with(/Fact .+ with length: '[1-9]*' exceeds the length limit: [1-9]*/)
+      expect(Puppet).to receive(:warning).with(/Fact .+\..+ with length: '[1-9]*' exceeds the length limit: [1-9]*/).twice
       configurer.run
     end