B #6483: Add support for spoofing rules for alias NIC

This commit process NIC_ALIAS on ativation and creates flow rules to
implment spoofing rules. The rules are installed on the same port as the
parent NIC

(cherry picked from commit 6c388414e295526082ceca6d3e1d594631330a8a)

src/vnm_mad/remotes/lib/vm.rb

@@ -120,6 +120,14 @@ module VNMMAD
                 end
             end
 
+            def parent(nic_alias)
+                @nics.each do |the_nic|
+                    return the_nic if the_nic[:nic_id] == nic_alias[:parent_id]
+                end
+
+                nil
+            end
+
             # Access an XML Element of the VM
             #   @param element [String] element name
             #   @return [String] value of the element or nil if not found

src/vnm_mad/remotes/ovswitch/OpenvSwitch.rb

@@ -136,6 +136,21 @@ class OpenvSwitchVLAN < VNMMAD::VNMDriver
             ip_spoofing if nic[:filter_ip_spoofing] =~ /yes/i
         end
 
+        # MAC-spoofing & IP-spoofing for NIC ALIAS
+        process_alias do |nalias|
+            nparent = @vm.parent(nalias)
+
+            next unless nparent
+
+            nalias[:port] = nparent[:port]
+
+            @nic = nalias
+
+            mac_spoofing if nalias[:filter_mac_spoofing] =~ /yes/i
+
+            ip_spoofing if nalias[:filter_ip_spoofing] =~ /yes/i
+        end
+
         unlock
 
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