send_slack_notification · Terragrunt GCP Tool MCP

WHAT IT DOES

What send_slack_notification does on Terragrunt GCP Tool MCP

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

WHY IT NEEDS A POLICY

Why send_slack_notification needs a policy

The tool sends messages/notifications to a Slack channel, which is a write operation (posting a message) with no destructive or financial implications. The severity is medium because a misconfigured or malicious notification could cause confusion, social engineering, or disrupt team operations.

From the tool's definition Send notifications to team

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

send_slack_notification Rate-limited

send_slack_notification 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": {
    "send_slack_notification": {
      "limits": [
        {
          "counter": "send_slack_notification_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 Terragrunt GCP Tool MCP, so you can run agents against it safely.

FAQ

Questions about send_slack_notification

What does the send_slack_notification tool do? +

Send notifications to team. It is categorised as a Write tool in the Terragrunt GCP Tool MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on send_slack_notification? +

Register the Terragrunt GCP Tool MCP server in PolicyLayer and add a rule for send_slack_notification: 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 Terragrunt GCP Tool MCP. Nothing to install.

What risk level is send_slack_notification? +

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

Can I rate-limit send_slack_notification? +

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

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

send_slack_notification is provided by the Terragrunt GCP Tool MCP server (spolspol/terragrunt-gcp-tool-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.