fixed issue for link data not including per/loss when it is a ptp node, for host to host links

daemon/core/nodes/interface.py

@@ -141,6 +141,7 @@ class CoreInterface(object):
         :return: True if parameter changed, False otherwise
         """
         # treat None and 0 as unchanged values
+        logging.debug("setting param: %s - %s", key, value)
         if value is None or value <= 0:
             return False
 

daemon/core/nodes/network.py

@@ -894,6 +894,7 @@ class PtpNet(CoreNetwork):
             unidirectional=unidirectional,
             delay=if1.getparam("delay"),
             bandwidth=if1.getparam("bw"),
+            per=if1.getparam("loss"),
             dup=if1.getparam("duplicate"),
             jitter=if1.getparam("jitter"),
             interface1_id=if1.node.getifindex(if1),