get_dashboard_resources
Get Lovelace resources (custom cards, CSS).
This record as markdown: /tools/fistacho-ha-nexus-agent/get-dashboard-resources.md
What get_dashboard_resources does on Ha Nexus Agent
AI agents call get_dashboard_resources 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.
Why get_dashboard_resources is rated Low
This tool retrieves configuration data about Lovelace dashboard resources (custom cards and CSS files). It performs a read-only query with no capability to modify, delete, or execute operations. The blast radius of misuse is minimal — an attacker gains visibility into what custom components are installed but cannot modify the smart home state, delete data, or execute arbitrary actions.
From the tool's definition Tool name is 'get_dashboard_resources' and description states 'Get Lovelace resources (custom cards, CSS)' — the 'Get' verb and retrieval-only operation indicate no modification or side effects.
Attacks that exploit this kind of access
The rule that runs get_dashboard_resources 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 get_dashboard_resources, this is the rule to start with:
get_dashboard_resources is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Ha Nexus Agent, apply this rule, and every get_dashboard_resources call is checked against it from then on.
Questions about get_dashboard_resources
Get Lovelace resources (custom cards, CSS). It is categorised as a Read tool in the Ha Nexus Agent MCP Server, which means it retrieves data without modifying state.
Register the Ha Nexus Agent MCP server in PolicyLayer and add a rule for get_dashboard_resources: 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.
get_dashboard_resources is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_dashboard_resources 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.
Set action: deny in the PolicyLayer policy for get_dashboard_resources. 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.
get_dashboard_resources 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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