reset_mysql_credentials

Reset credentials for a MySQL database instance

SERVERLinode MCP Server SOURCEtakashito/linode-mcp-server

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/takashito-linode-mcp-server/reset-mysql-credentials.md

WHAT IT DOES

What reset_mysql_credentials does on Linode MCP Server

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

RISK

Why reset_mysql_credentials is rated Medium

Resetting credentials modifies authentication data (username/password) for a database instance. This is a Write operation as it overwrites existing credentials with new ones. It's high severity because misuse could lock out legitimate users from their database or expose new credentials to an attacker, potentially compromising the entire database instance.

From the tool's definition Reset credentials for a MySQL database instance

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs reset_mysql_credentials safely

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

reset_mysql_credentials Rate-limited

reset_mysql_credentials 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": {
    "reset_mysql_credentials": {
      "limits": [
        {
          "counter": "reset_mysql_credentials_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 Linode MCP Server, apply this rule, and every reset_mysql_credentials call is checked against it from then on.

FAQ

Questions about reset_mysql_credentials

What does the reset_mysql_credentials tool do? +

Reset credentials for a MySQL database instance. It is categorised as a Write tool in the Linode MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on reset_mysql_credentials? +

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

What risk level is reset_mysql_credentials? +

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

Can I rate-limit reset_mysql_credentials? +

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

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

reset_mysql_credentials is provided by the Linode MCP Server MCP server (takashito/linode-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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