lvgl_get_pages

Get LVGL pages configured on an ESPHome device with widget counts and background colors.

SERVERHa Nexus Agent SOURCEfistacho/ha-nexus-agent

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/fistacho-ha-nexus-agent/lvgl-get-pages.md

WHAT IT DOES

What lvgl_get_pages does on Ha Nexus Agent

AI agents call lvgl_get_pages to retrieve information from Ha Nexus Agent without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why lvgl_get_pages is rated Low

This tool queries and returns information about LVGL (Light and Versatile Graphics Library) page configurations on an ESPHome device. The verb 'Get' and the nature of the data returned (page configuration, widget counts, background colors) establish this as a read-only information retrieval operation with no side effects. There is no creation, modification, deletion, code execution, or financial impact.

From the tool's definition Tool name 'lvgl_get_pages' and description 'Get LVGL pages configured on an ESPHome device with widget counts and background colors' indicate a retrieval operation that returns configuration and metadata without modifying state.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs lvgl_get_pages safely

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

lvgl_get_pages Allowed

lvgl_get_pages 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": {
    "lvgl_get_pages": {}
  }
}

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

The button opens the PolicyLayer dashboard: create your workspace, connect Ha Nexus Agent, apply this rule, and every lvgl_get_pages call is checked against it from then on.

FAQ

Questions about lvgl_get_pages

What does the lvgl_get_pages tool do? +

Get LVGL pages configured on an ESPHome device with widget counts and background colors. It is categorised as a Read tool in the Ha Nexus Agent MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on lvgl_get_pages? +

Register the Ha Nexus Agent MCP server in PolicyLayer and add a rule for lvgl_get_pages: 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 Ha Nexus Agent. Nothing to install.

What risk level is lvgl_get_pages? +

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

Can I rate-limit lvgl_get_pages? +

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

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

lvgl_get_pages is provided by the Ha Nexus Agent MCP server (fistacho/ha-nexus-agent). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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