edit-module · Terrakube MCP Server MCP: Risk & Policy

WHAT IT DOES

What edit-module does on Terrakube MCP Server

AI agents use edit-module to create or update resources in Terrakube MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Terrakube MCP Server environment.

WHY IT NEEDS A POLICY

Why edit-module needs a policy

This tool modifies existing infrastructure modules in Terrakube. While it creates reversible changes (modules can be re-edited or reverted), the potential scope includes updating critical infrastructure-as-code definitions that could affect deployed infrastructure.

From the tool's definition Tool name 'edit-module' and description 'Updates an existing module' indicate modification of existing data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

edit-module Rate-limited

edit-module stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "edit-module": {
      "limits": [
        {
          "counter": "edit-module_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Terrakube MCP Server, so you can run agents against it safely.

FAQ

Questions about edit-module

What does the edit-module tool do? +

Updates an existing module. It is categorised as a Write tool in the Terrakube MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on edit-module? +

Register the Terrakube MCP Server MCP server in PolicyLayer and add a rule for edit-module: 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 Terrakube MCP Server. Nothing to install.

What risk level is edit-module? +

edit-module is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit edit-module? +

Yes. Add a rate_limit block to the edit-module 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.

How do I block edit-module completely? +

Set action: deny in the PolicyLayer policy for edit-module. 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.

What MCP server provides edit-module? +

edit-module is provided by the Terrakube MCP Server MCP server (terrakube-io/mcp-server-terrakube). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.