Added new logger to all the functions

server/extension/sql/100_routing_helper.sql

@@ -17,19 +17,22 @@ RETURNS cdb_dataservices_server.simple_route AS $$
   from cartodb_services.mapzen.types import polyline_to_linestring
   from cartodb_services.metrics import QuotaService
   from cartodb_services.tools import Coordinate
+  from cartodb_services.tools import Logger
 
   redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
   user_routing_config = GD["user_routing_config_{0}".format(username)]
 
+  logger = Logger(user_routing_config)
+
   quota_service = QuotaService(user_routing_config, redis_conn)
   if not quota_service.check_user_quota():
-    plpy.error('You have reached the limit of your quota')
+    raise Exception('You have reached the limit of your quota')
 
   try:
-    client = MapzenRouting(user_routing_config.mapzen_api_key)
+    client = MapzenRouting(user_routing_config.mapzen_api_key, logger)
 
     if not waypoints or len(waypoints) < 2:
-      plpy.notice("Empty origin or destination")
+      logger.notice("Empty origin or destination")
       quota_service.increment_empty_service_use()
       return [None, None, None]
 
@@ -52,12 +55,10 @@ RETURNS cdb_dataservices_server.simple_route AS $$
       quota_service.increment_empty_service_use()
       return [None, None, None]
   except BaseException as e:
-    import sys, traceback
-    type_, value_, traceback_ = sys.exc_info()
+    import sys
     quota_service.increment_failed_service_use()
-    error_msg = 'There was an error trying to obtain route using mapzen provider: {0}'.format(e)
-    plpy.notice(traceback.format_tb(traceback_))
-    plpy.error(error_msg)
+    logger.error('Error trying to get mapzen routing', sys.exc_info())
+    raise e
   finally:
     quota_service.increment_total_service_use()
 $$ LANGUAGE plpythonu SECURITY DEFINER;