alertservice_create

Create a new alert notification service. Configures how and where alerts are delivered.

SERVERTruenas SOURCEspranab/truenas-mcp

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/spranab-truenas-mcp/alertservice-create.md

WHAT IT DOES

What alertservice_create does on Truenas

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

RISK

Why alertservice_create is rated Medium

This is a write operation that creates a new alert service configuration. It modifies system state by adding a notification service, but does not execute code, delete data, or move money.

From the tool's definition Tool name 'alertservice_create' and description states 'Create a new alert notification service. Configures how and where alerts are delivered.' The action is a CREATE operation that adds a new configuration record.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs alertservice_create safely

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

alertservice_create Rate-limited

alertservice_create 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": {
    "alertservice_create": {
      "limits": [
        {
          "counter": "alertservice_create_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 Truenas, apply this rule, and every alertservice_create call is checked against it from then on.

FAQ

Questions about alertservice_create

What does the alertservice_create tool do? +

Create a new alert notification service. Configures how and where alerts are delivered. It is categorised as a Write tool in the Truenas MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on alertservice_create? +

Register the Truenas MCP server in PolicyLayer and add a rule for alertservice_create: 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 Truenas. Nothing to install.

What risk level is alertservice_create? +

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

Can I rate-limit alertservice_create? +

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

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

alertservice_create is provided by the Truenas MCP server (spranab/truenas-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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