save_dashboard_config

Save Lovelace dashboard config. Overwrites existing config. Use get_dashboard_config first, then modify and save.

SERVERHa Nexus Agent SOURCEfistacho/ha-nexus-agent

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/fistacho-ha-nexus-agent/save-dashboard-config.md

WHAT IT DOES

What save_dashboard_config does on Ha Nexus Agent

AI agents use save_dashboard_config to create or update resources in Ha Nexus Agent, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Ha Nexus Agent environment.

RISK

Why save_dashboard_config is rated Medium

This tool modifies dashboard configuration by saving/overwriting it. While it does overwrite, the reversible nature (configs can be reloaded, reverted, or re-edited) and the pattern of retrieve-then-save places it in Write rather than Destructive.

From the tool's definition Tool description states 'Save Lovelace dashboard config. Overwrites existing config' — this is a modify operation that persists configuration changes.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs save_dashboard_config 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 save_dashboard_config, this is the rule to start with:

save_dashboard_config Rate-limited

save_dashboard_config 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": {
    "save_dashboard_config": {
      "limits": [
        {
          "counter": "save_dashboard_config_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT 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 save_dashboard_config call is checked against it from then on.

FAQ

Questions about save_dashboard_config

What does the save_dashboard_config tool do? +

Save Lovelace dashboard config. Overwrites existing config. Use get_dashboard_config first, then modify and save. It is categorised as a Write tool in the Ha Nexus Agent MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on save_dashboard_config? +

Register the Ha Nexus Agent MCP server in PolicyLayer and add a rule for save_dashboard_config: 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 save_dashboard_config? +

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

Can I rate-limit save_dashboard_config? +

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

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

save_dashboard_config 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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