get_system_health

Get system health metrics

SERVEROPNsense MCP Server SOURCEfakebizprez/opnsense-mcp-server

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/fakebizprez-opnsense-mcp-server/get-system-health.md

WHAT IT DOES

What get_system_health does on OPNsense MCP Server

AI agents call get_system_health to retrieve information from OPNsense MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_system_health is rated Low

This tool queries and returns system health information (metrics, status data) with no side effects. It performs a retrieval operation analogous to 'get' or 'fetch', which is the defining characteristic of the Read category. No data is created, modified, deleted, or executed.

From the tool's definition Tool name 'get_system_health' and description 'Get system health metrics' indicate a read-only operation that retrieves monitoring data without modifying firewall configuration or state.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_system_health safely

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

get_system_health Allowed

get_system_health 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": {
    "get_system_health": {}
  }
}

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

The button opens the PolicyLayer dashboard: create your workspace, connect OPNsense MCP Server, apply this rule, and every get_system_health call is checked against it from then on.

FAQ

Questions about get_system_health

What does the get_system_health tool do? +

Get system health metrics. It is categorised as a Read tool in the OPNsense MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_system_health? +

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

What risk level is get_system_health? +

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

Can I rate-limit get_system_health? +

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

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

get_system_health is provided by the OPNsense MCP Server MCP server (fakebizprez/opnsense-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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