High Risk →

git_sync

Sync range configurations with Git repository. Args: action: Action to perform (configure, sync, status) repo_url: Git repository URL branch: Git branch to sync with sync_direction: Sync direction (pull, push, bidirectional) credentials: Git credentials (username, password/token) user_id: Optiona...

How to control git_sync ↓

AI agents invoke git_sync to trigger actions in Ludus FastMCP. 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.

High Risk

This tool triggers external Git operations (pull, push, bidirectional sync) against a remote repository. A push or bidirectional sync can overwrite remote repository content, and pulling can overwrite local range configurations. It executes external operations whose effects depend on arguments (repo_url, branch, sync_direction), spanning Write/Execute territory.

From the tool's definition 'Sync range configurations with Git repository' with sync_direction options including 'push' and 'bidirectional', plus 'configure' and 'sync' actions

Risk signalsAdmin/system-level operation

Documented attack patterns abuse exactly the kind of access git_sync gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and Ludus FastMCP, and nothing reaches the server without passing your rules. This is the rule we recommend for git_sync:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "git_sync": {
      "limits": [
        {
          "counter": "git_sync_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

git_sync 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.

  1. Create a free account and register Ludus FastMCP — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
RATE-LIMIT THIS TOOL →

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Go deeper

What does the git_sync tool do? +

Sync range configurations with Git repository. Args: action: Action to perform (configure, sync, status) repo_url: Git repository URL branch: Git branch to sync with sync_direction: Sync direction (pull, push, bidirectional) credentials: Git credentials (username, password/token) user_id: Optional user ID (admin only) Returns: Git sync result. It is categorised as a Execute tool in the Ludus FastMCP MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on git_sync? +

Register the Ludus Fast MCP server in PolicyLayer and add a rule for git_sync: 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.

What risk level is git_sync? +

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

Can I rate-limit git_sync? +

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

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

git_sync 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.

Enforce policy on every Ludus FastMCP tool call.

Deterministic rules across all 201 Ludus FastMCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

201 Ludus FastMCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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