add build_port_mac

Author: PeiwenChen

lib/junos-ez/l1_ports.rb

@@ -54,6 +54,22 @@ def build_list
       ifs.text.strip
     end
   end
+
+  def build_port_mac
+    @port_mac = {}
+    interfaces = @ndev.rpc.get_interface_information({
+        :media => true,
+        :terse => true,
+        :interface_name => Junos::Ez::L1ports::IFS_NAME_FILTER
+    })
+
+    interfaces.xpath('physical-interface').each do |interface|
+      name= interface.xpath("name").text.strip
+      mac_addr = interface.xpath("current-physical-address").text.strip
+      @port_mac[name] = mac_addr
+    end
+    return @port_mac
+  end
 
   def build_catalog
     @catalog = {}

lib/junos-ez/provider.rb

@@ -89,6 +89,7 @@ def initialize( p_obj, name = nil, opts = {} )
 
     @list = []                # array list of item names
     @catalog = {}             # hash catalog of named items
+    @port_mac = {}            # hash of ports and its mac address
 
     return unless @name           
     # resources only from here ...
@@ -192,6 +193,15 @@ def catalog!
     @catalog.clear
     @catalog = build_catalog
   end
+
+  def port_mac
+    @port_mac.empty? ? port_mac! : @port_mac
+  end
+
+  def port_mac!
+    @port_mac.clear
+    @port_mac = build_port_mac
+  end
 
   ### ---------------------------------------------------------------
   ### CREATE methods