SEBA-206 Report OLT link connectivity in OLTDevice model

Change-Id: Icb3a75d719adac6d8eea139fe9d00d34a11baecb
diff --git a/xos/synchronizer/volt-synchronizer.py b/xos/synchronizer/volt-synchronizer.py
index 5f82ca5..a5e3019 100755
--- a/xos/synchronizer/volt-synchronizer.py
+++ b/xos/synchronizer/volt-synchronizer.py
@@ -19,6 +19,7 @@
 import os
 from xossynchronizer import Synchronizer
 from xosconfig import Config
+from xoskafka import XOSKafkaProducer
 
 base_config_file = os.path.abspath(os.path.dirname(os.path.realpath(__file__)) + '/config.yaml')
 mounted_config_file = os.path.abspath(os.path.dirname(os.path.realpath(__file__)) + '/mounted_config.yaml')
@@ -28,4 +29,7 @@
 else:
     Config.init(base_config_file, 'synchronizer-config-schema.yaml')
 
+# init kafka producer connection
+XOSKafkaProducer.init()
+
 Synchronizer().run()