write_game_config · Lutris MCP Server MCP: Risk & Policy

WHAT IT DOES

What write_game_config does on Lutris MCP Server

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

WHY IT NEEDS A POLICY

Why write_game_config needs a policy

This tool modifies game details in the Lutris SQLite database. The 'write' and 'update' language indicates reversible changes to game configuration, not deletion or destruction. However, it operates on a gaming library system where modifications could affect user configurations and game launch behavior, warranting medium severity.

From the tool's definition Tool name is 'write_game_config' and description states 'Write or update a game', indicating it creates or modifies game configuration data reversibly.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

write_game_config Rate-limited

write_game_config 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": {
    "write_game_config": {
      "limits": [
        {
          "counter": "write_game_config_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 Lutris MCP Server, so you can run agents against it safely.

FAQ

Questions about write_game_config

What does the write_game_config tool do? +

Write or update a game. It is categorised as a Write tool in the Lutris 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 write_game_config? +

Register the Lutris MCP Server MCP server in PolicyLayer and add a rule for write_game_config: 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 Lutris MCP Server. Nothing to install.

What risk level is write_game_config? +

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

Can I rate-limit write_game_config? +

Yes. Add a rate_limit block to the write_game_config 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 write_game_config completely? +

Set action: deny in the PolicyLayer policy for write_game_config. 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 write_game_config? +

write_game_config is provided by the Lutris MCP Server MCP server (praeses0/lutris-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.