AIT-525 making guid a lazy init property

Signed-off-by: matthew.hodgins <matthew.hodgins@calxeda.com>

2 files changed, 21 insertions, 0 deletions

diff --git a/cxmanage_api/node.py b/cxmanage_api/node.py
index 0176ee7..b96e440 100644
--- a/cxmanage_api/node.py
+++ b/cxmanage_api/node.py
@@ -114,6 +114,7 @@ class Node(object):
         self.ipretriever = ipretriever
 
         self._node_id = None
+        self._guid = None
 
     def __eq__(self, other):
         return isinstance(other, Node) and self.ip_address == other.ip_address
@@ -153,6 +154,21 @@ class Node(object):
             self._node_id = self.bmc.fabric_get_node_id()
         return self._node_id
 
+    @property
+    def guid(self):
+        """Returns the node GUID
+
+        >>> node.guid
+        '99cfa980-2076-11e3-d5c7-76db821cea20'
+
+        :returns: The node GUID
+        :rtype: string
+
+        """
+        if(self._guid is None):
+            self._guid = self.bmc.guid().system_guid
+        return self._guid
+
     @node_id.setter
     def node_id(self, value):
         """ Sets the ID for this node.
diff --git a/cxmanage_test/fabric_test.py b/cxmanage_test/fabric_test.py
index 96f76e6..0f68f23 100644
--- a/cxmanage_test/fabric_test.py
+++ b/cxmanage_test/fabric_test.py
@@ -456,6 +456,11 @@ class DummyNode(object):
                             password=password, verbose=False)
 
     @property
+    def guid(self):
+        """Returns the node GUID"""
+        return self.bmc.guid().system_guid
+
+    @property
     def chassis_id(self):
         """Returns 0 for chasis ID."""
         return 0