Added a protection for index out of range

Signed-off-by: Elad Gershon <egershon@nvidia.com>

plugins/fluentd_telemetry_plugin/src/streamer.py

@@ -95,6 +95,17 @@ def ufm_telemetry_endpoints(self):
         xdr_ports_types = self.ufm_telemetry_xdr_ports_types.split(splitter)
         intervals = self.streaming_interval.split(splitter)
         msg_tags = self.fluentd_msg_tag.split(splitter)
+
+        error_message = ""
+        expected_amount = len(hosts)
+        for name, array in [("port", ports), ("url", urls), ("interval" ,intervals), ("message_tag_name", msg_tags),\
+                             ("xdr_mode", xdr_mode), ("xdr_ports_types", xdr_ports_types)]:
+            if len(array)!= expected_amount:
+                error_message += f"setting under ufm-telemetry-endpoint {name} for multi telemetry, expected {len(hosts)} options got {len(array)}."
+
+        if len(error_message)>0:
+            raise Exception(error_message)
+
         endpoints = []
         for i, value in enumerate(hosts):
             _is_xdr_mode = Utils.convert_str_to_type(xdr_mode[i], 'boolean')