get_ansible_role_vars
Get variables for an Ansible role (Ludus 2.0 only).
This record as markdown: /tools/tjnull-ludus-fastmcp/get-ansible-role-vars.md
What get_ansible_role_vars does on Ludus FastMCP
AI agents call get_ansible_role_vars to retrieve information from Ludus FastMCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_ansible_role_vars is rated Low
This tool retrieves configuration variables associated with an Ansible role. It performs a read-only query operation without modifying, creating, or deleting any data. The blast radius of misuse is minimal—unauthorized access to role variables might reveal configuration details but cannot directly alter systems or resources. Therefore, it is classified as 'Read' with low severity.
From the tool's definition Tool name 'get_ansible_role_vars' and description 'Get variables for an Ansible role' indicate a retrieval operation. The verb 'Get' and the context of querying Ansible role variables confirm this is a data retrieval action with no side effects.
Attacks that exploit this kind of access
The rule that runs get_ansible_role_vars safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Ludus FastMCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_ansible_role_vars, this is the rule to start with:
get_ansible_role_vars is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Ludus FastMCP, apply this rule, and every get_ansible_role_vars call is checked against it from then on.
Questions about get_ansible_role_vars
Get variables for an Ansible role (Ludus 2.0 only). It is categorised as a Read tool in the Ludus FastMCP MCP Server, which means it retrieves data without modifying state.
Register the Ludus Fast MCP server in PolicyLayer and add a rule for get_ansible_role_vars: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Ludus FastMCP. Nothing to install.
get_ansible_role_vars is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_ansible_role_vars rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get_ansible_role_vars. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get_ansible_role_vars is provided by the Ludus Fast MCP server (tjnull/ludus-fastmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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