Merge pull request ManageIQ#18159 from yaacov/wip-add-aggregate_memor…

…y-to-container-project

Add aggregate_memory to container project

(cherry picked from commit edd65ff)

https://bugzilla.redhat.com/show_bug.cgi?id=1647056

app/models/container_project.rb

@@ -22,6 +22,7 @@ class ContainerProject < ApplicationRecord
   has_many :container_templates
   has_many :archived_container_groups, :foreign_key => "old_container_project_id", :class_name => "ContainerGroup"
   has_many :persistent_volume_claims
+  has_many :computer_systems, :through => :container_nodes
 
   # Needed for metrics
   has_many :metrics,                :as => :resource
@@ -39,6 +40,7 @@ class ContainerProject < ApplicationRecord
 
   include EventMixin
   include Metric::CiMixin
+  include AggregationMixin::Methods
 
   PERF_ROLLUP_CHILDREN = :all_container_groups
 
@@ -63,6 +65,21 @@ def perf_rollup_parents(interval_name = nil)
     []
   end
 
+  # required by aggregate_hardware
+  alias all_computer_system_ids computer_system_ids
+
+  def aggregate_memory(targets = nil)
+    aggregate_hardware(:computer_systems, :memory_mb, targets)
+  end
+
+  def aggregate_cpu_speed(targets = nil)
+    aggregate_hardware(:computer_systems, :cpu_speed, targets)
+  end
+
+  def aggregate_cpu_total_cores(targets = nil)
+    aggregate_hardware(:computer_systems, :cpu_total_cores, targets)
+  end
+
   def disconnect_inv
     return if archived?
     _log.info("Disconnecting Container Project [#{name}] id [#{id}] from EMS [#{ext_management_system.name}] id [#{ext_management_system.id}]")