boot_errors

Return warning-or-worse journal entries from the current boot.

SERVERMcp Control Plane SOURCEalbertik322-sudo/mcp-control-plane

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/mcp-control-plane/boot-errors.md

WHAT IT DOES

What boot_errors does on Mcp Control Plane

AI agents call boot_errors to retrieve information from Mcp Control Plane without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why boot_errors is rated Low

This tool only retrieves/reads system journal log entries from the current boot session. It has no side effects, does not modify any state, and simply queries existing log data. Severity is low as it only exposes log information.

From the tool's definition Return warning-or-worse journal entries from the current boot.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs boot_errors safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Control Plane, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For boot_errors, this is the rule to start with:

boot_errors Allowed

boot_errors is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "boot_errors": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Control Plane, apply this rule, and every boot_errors call is checked against it from then on.

FAQ

Questions about boot_errors

What does the boot_errors tool do? +

Return warning-or-worse journal entries from the current boot. It is categorised as a Read tool in the Mcp Control Plane MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on boot_errors? +

Register the Mcp Control Plane MCP server in PolicyLayer and add a rule for boot_errors: 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 Mcp Control Plane. Nothing to install.

What risk level is boot_errors? +

boot_errors is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit boot_errors? +

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

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

boot_errors is provided by the Mcp Control Plane MCP server (albertik322-sudo/mcp-control-plane). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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