sparkconnector: Change Spark weburls to use HTTPS

This is to enable TLS communication between the Hadoop nodes and SWAN

Author: PMax5

SparkConnector/sparkconnector/configuration.py

@@ -179,7 +179,7 @@ def get_spark_session_config(self):
 
         sc = self.connector.ipython.user_ns.get('sc')
         if sc and isinstance(sc, SparkContext):
-            webui_url = 'http://' + sc._conf.get('spark.driver.host') + ':' + sc._conf.get('spark.ui.port')
+            webui_url = 'https://' + sc._conf.get('spark.driver.host') + ':' + sc._conf.get('spark.ui.port')
             conn_config['sparkwebui'] = webui_url
         return conn_config
 
@@ -337,7 +337,7 @@ def get_spark_session_config(self):
                                               '&var-UserName=' + self.get_spark_user() + \
                                               '&var-ApplicationId=' + sc._conf.get('spark.app.id')
 
-            webui_url = 'http://' + sc._conf.get('spark.driver.host') + ':' + sc._conf.get('spark.ui.port')
+            webui_url = 'https://' + sc._conf.get('spark.driver.host') + ':' + sc._conf.get('spark.ui.port')
             conn_config['sparkwebui'] = webui_url
 
         return conn_config