mysql-list-databases

Lists all MySQL databases with structured output.

SERVERDocker SOURCE@paretools/docker

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/io-github-dave-london-docker/mysql-list-databases.md

WHAT IT DOES

What mysql-list-databases does on Docker

AI agents call mysql-list-databases to retrieve information from Docker without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why mysql-list-databases is rated Low

This tool performs a read-only operation querying MySQL database metadata. There are no side effects, data modification, code execution, or financial implications. The action is informational only, making it a straightforward Read category tool with low severity. Confidence is high because the name and description are explicit about the read-only nature of the operation.

From the tool's definition Tool name 'mysql-list-databases' and description 'Lists all MySQL databases with structured output' indicate a query operation that retrieves database metadata without modification.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs mysql-list-databases safely

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

mysql-list-databases Allowed

mysql-list-databases 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": {
    "mysql-list-databases": {}
  }
}

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

The button opens the PolicyLayer dashboard: create your workspace, connect Docker, apply this rule, and every mysql-list-databases call is checked against it from then on.

FAQ

Questions about mysql-list-databases

What does the mysql-list-databases tool do? +

Lists all MySQL databases with structured output. It is categorised as a Read tool in the Docker MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on mysql-list-databases? +

Register the Docker MCP server in PolicyLayer and add a rule for mysql-list-databases: 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 Docker. Nothing to install.

What risk level is mysql-list-databases? +

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

Can I rate-limit mysql-list-databases? +

Yes. Add a rate_limit block to the mysql-list-databases 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 mysql-list-databases completely? +

Set action: deny in the PolicyLayer policy for mysql-list-databases. 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 mysql-list-databases? +

mysql-list-databases is provided by the Docker MCP server (@paretools/docker). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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