Merge pull request #7975 from tvpartytonight/PUP-10142-refactor-settings-to-55x

(PUP-10142) refactor settings initialization

Author: Magisus

lib/puppet.rb

@@ -22,6 +22,7 @@
 require 'puppet/external/pson/version'
 require 'puppet/external/pson/pure'
 require 'puppet/gettext/config'
+require 'puppet/defaults'
 
 
 #------------------------------------------------------------
@@ -87,6 +88,7 @@ def self.[](param)
 
   # Store a new default value.
   def self.define_settings(section, hash)
+    Puppet.deprecation_warning('The method Puppet.define_settings is deprecated and will be removed in a future release')
     @@settings.define_settings(section, hash)
   end
 
@@ -121,8 +123,9 @@ def self.run_mode
     Puppet::Util::RunMode[@@settings.preferred_run_mode]
   end
 
-  # Load all of the settings.
-  require 'puppet/defaults'
+  # Modify the settings with defaults defined in `initialize_default_settings` method in puppet/defaults.rb. This can
+  # be used in the initialization of new Puppet::Settings objects in the puppetserver project.
+  Puppet.initialize_default_settings!(settings)
 
   # Now that settings are loaded we have the code loaded to be able to issue
   # deprecation warnings. Warn if we're on a deprecated ruby version.