birst_update_source · Infor Birst MCP Server MCP

WHAT IT DOES

What birst_update_source does on Infor Birst MCP Server

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

WHY IT NEEDS A POLICY

Why birst_update_source needs a policy

This tool modifies existing data warehouse source configurations and metadata within Birst, including column properties and processing settings. These are reversible changes (can be updated again), so it falls under Write rather than Destructive.

From the tool's definition Tool description states it 'Update an existing source' with capabilities to 'modify source name, column properties (attribute/measure flags, hierarchy assignment), and processing settings.' The term 'Update' combined with modification of configuration and…

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

birst_update_source Rate-limited

birst_update_source 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": {
    "birst_update_source": {
      "limits": [
        {
          "counter": "birst_update_source_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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Instant setup, no code required.

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

FAQ

Questions about birst_update_source

What does the birst_update_source tool do? +

Update an existing source in a Birst space. Can modify source name, column properties (attribute/measure flags, hierarchy assignment), and processing settings. It is categorised as a Write tool in the Infor Birst 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 birst_update_source? +

Register the Infor Birst MCP Server MCP server in PolicyLayer and add a rule for birst_update_source: 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 Infor Birst MCP Server. Nothing to install.

What risk level is birst_update_source? +

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

Can I rate-limit birst_update_source? +

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

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

birst_update_source is provided by the Infor Birst MCP Server MCP server (mikahdev/infor-birst-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.