list_tool_packages
Discover available tool packages and identify the currently loaded one in the ServiceNow MCP Server to manage integrations effectively.
Instructions
Lists available tool packages and the currently loaded one.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| random_string | Yes | Dummy parameter for no-parameter tools |
Implementation Reference
- src/servicenow_mcp/server.py:290-300 (handler)The core handler function that implements the logic for the 'list_tool_packages' tool, returning the current package and list of available packages.def _list_tool_packages_impl(self) -> Dict[str, Any]: """Implementation logic for the list_tool_packages tool.""" available_packages = list(self.package_definitions.keys()) return { "current_package": self.current_package_name, "available_packages": available_packages, "message": ( f"Currently loaded package: '{self.current_package_name}'. " f"Set MCP_TOOL_PACKAGE env var to one of {available_packages} to switch." ), }
- src/servicenow_mcp/server.py:184-200 (registration)Registration of the 'list_tool_packages' tool in the list_tools implementation, including its schema and description.if self.current_package_name != "none": tool_list.append( types.Tool( name="list_tool_packages", description="Lists available tool packages and the currently loaded one.", inputSchema={ "type": "object", "properties": { "random_string": { "type": "string", "description": "Dummy parameter for no-parameter tools", } }, "required": ["random_string"], }, ) )
- src/servicenow_mcp/server.py:240-248 (handler)Dispatch logic in the call_tool handler that invokes the 'list_tool_packages' implementation when requested.if name == "list_tool_packages": if self.current_package_name == "none": raise ValueError( "Tool 'list_tool_packages' is not available in the 'none' package." ) result_dict = self._list_tool_packages_impl() serialized_string = json.dumps(result_dict, indent=2) # Return a list with a TextContent object return [types.TextContent(type="text", text=serialized_string)]
- src/servicenow_mcp/server.py:189-198 (schema)The input schema definition for the 'list_tool_packages' tool, which uses a dummy parameter.inputSchema={ "type": "object", "properties": { "random_string": { "type": "string", "description": "Dummy parameter for no-parameter tools", } }, "required": ["random_string"], },