fix: fallback to default port

Author: sophia-bq

aws_advanced_python_wrapper/simple_read_write_splitting_plugin.py

@@ -231,8 +231,11 @@ def is_reader_host(self, current_host: HostInfo) -> bool:
     def _create_host_info(self, endpoint: str, role: HostRole) -> HostInfo:
         endpoint = endpoint.strip()
         host = endpoint
-        port = self._plugin_service.database_dialect.default_port if not self._plugin_service.current_host_info.is_port_specified() \
-            else self._plugin_service.current_host_info.port
+        try:
+            port = self._plugin_service.database_dialect.default_port if not self._plugin_service.current_host_info.is_port_specified() \
+                else self._plugin_service.current_host_info.port
+        except AwsWrapperError:  # if current_host_info cannot be determined fallback to default port
+            port = self._plugin_service.database_dialect.default_port
         colon_index = endpoint.rfind(":")
 
         if colon_index != -1:

tests/integration/container/conftest.py

@@ -140,6 +140,7 @@ def pytest_runtest_setup(item):
         CustomEndpointPlugin._monitors.clear()
         CustomEndpointMonitor._custom_endpoint_info_cache.clear()
         MonitoringThreadContainer.clean_up()
+        ConnectionProviderManager.release_resources()
 
         ConnectionProviderManager.reset_provider()
         DatabaseDialectManager.reset_custom_dialect()