better error handlin

Author: Juliya Smith

c42seceventcli/aed/args.py

@@ -119,6 +119,7 @@ def verify_username_arg(self):
 
     def verify_destination_args(self):
         self.destination_type = self.destination_type.lower()
+        self.destination_port = int(self.destination_port)
         if self.destination_type == "stdout" and self.destination is not None:
             msg = (
                 "Destination '{0}' not applicable for stdout. "

c42seceventcli/aed/main.py

@@ -88,7 +88,7 @@ def _get_logger(formatter, service_name, destination_args):
         print(repr(ex))
         if ex.errno == 61:
             _print_server_args(destination_args)
-            return
+            exit(1)
 
         print("File path: {0}.".format(destination_args.destination))
         exit(1)