add_journal · Tracelink MCP Server MCP: Risk & Policy

WHAT IT DOES

What add_journal does on Tracelink MCP Server

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

WHY IT NEEDS A POLICY

Why add_journal needs a policy

This tool creates new journal entries or messages attached to objects, which is a data creation action. It does not execute arbitrary code, delete data, move money, or cause irreversible changes. Journal entries can typically be amended or removed by authorized users. Severity is medium rather than low because unauthorized journal entries could audit-trail tampering or compliance violations.

From the tool's definition Tool name 'add_journal' and description 'Tilføjer en journal besked eller hændelse til et objekt i et modul' (Danish: 'Adds a journal message or event to an object in a module') indicates creation of audit/journal entries—a reversible write operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

add_journal Rate-limited

add_journal 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": {
    "add_journal": {
      "limits": [
        {
          "counter": "add_journal_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 Tracelink MCP Server, so you can run agents against it safely.

FAQ

Questions about add_journal

What does the add_journal tool do? +

Tilføjer en journal besked eller hændelse til et objekt i et modul. It is categorised as a Write tool in the Tracelink 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 add_journal? +

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

What risk level is add_journal? +

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

Can I rate-limit add_journal? +

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

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

add_journal is provided by the Tracelink MCP Server MCP server (tracelink-devops/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.