excluded mem services is a new attribute of data structure set

resources/attributes/default.rb

@@ -1,3 +1,4 @@
+require 'set'
 #Default attributes
 
 #general
@@ -55,6 +56,8 @@
 default["redborder"]["memory_services"]["redborder-monitor"] = {"count" => 5, "memory" => 0, "max_limit" => 20000 }
 default["redborder"]["memory_services"]["snortd"] = {"count" => 10, "memory" => 0}
 default["redborder"]["memory_services"]["barnyard2"] = {"count" => 10, "memory" => 0}
+# excluded mem services
+default['redborder']['excluded_memservices'] = Set.new(['chef-client']) # Don't assign memory to chef because the service will get handled
 
 default["redborder"]["services"] = {}
 default["redborder"]["services"]["chef-client"]               = true
@@ -70,4 +73,3 @@
 default["redborder"]["systemdservices"]["rsyslog"]                = ["rsyslog"]
 default["redborder"]["systemdservices"]["snortd"]                 = ["snortd"]
 default["redborder"]["systemdservices"]["barnyard2"]               = ["barnyard2"]
-

resources/libraries/memory_services.rb

@@ -1,6 +1,7 @@
+require 'set'
 module Rb_ips
     module Helpers
-        def memory_services(sysmem_total, excluded_services=[])
+        def memory_services(sysmem_total, excluded_services)
         memory_serv = {}
         memory_services_size = 0
         memory_services_size_total = 0

resources/recipes/prepare_system.rb

@@ -64,4 +64,4 @@
 #getting total system memory less 10% reserved by system
 sysmem_total = (node["memory"]["total"].to_i * 0.90).to_i
 #node attributes related with memory are changed inside the function to have simplicity using recursivity
-memory_services(sysmem_total, ['chef-client'])
+memory_services(sysmem_total, node['redborder']['excluded_memservices'])