tdarr_restart_server · Tdarr MCP: Risk & Policy

WHAT IT DOES

What tdarr_restart_server does on Tdarr

AI agents invoke tdarr_restart_server to trigger actions in Tdarr. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why tdarr_restart_server needs a policy

Restarting a server is an Execute action because it triggers an external operation (system restart) that causes side effects beyond simple data retrieval or modification. While not destructive (data is preserved) or financial, it disrupts service availability and could impact ongoing transcoding operations.

From the tool's definition Tool name 'tdarr_restart_server' and description 'Restart Tdarr Server' indicate triggering of a server restart operation, which is an external operation whose effects depend on execution context.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

tdarr_restart_server Rate-limited

tdarr_restart_server stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "tdarr_restart_server": {
      "limits": [
        {
          "counter": "tdarr_restart_server_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about tdarr_restart_server

What does the tdarr_restart_server tool do? +

Restart Tdarr Server. It is categorised as a Execute tool in the Tdarr MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on tdarr_restart_server? +

Register the Tdarr MCP server in PolicyLayer and add a rule for tdarr_restart_server: 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 Tdarr. Nothing to install.

What risk level is tdarr_restart_server? +

tdarr_restart_server is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit tdarr_restart_server? +

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

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

tdarr_restart_server is provided by the Tdarr MCP server (maximeallanic/tdarr-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.