get_postgresql_connection_pool

Get details for a specific connection pool of a PostgreSQL database instance

SERVERLinode MCP Server SOURCEtakashito/linode-mcp-server

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/takashito-linode-mcp-server/get-postgresql-connection-pool.md

WHAT IT DOES

What get_postgresql_connection_pool does on Linode MCP Server

AI agents call get_postgresql_connection_pool to retrieve information from Linode MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_postgresql_connection_pool is rated Low

This tool retrieves configuration and status details about a PostgreSQL connection pool. It performs a query operation with no side effects—it neither modifies data, executes code, deletes resources, nor involves financial transactions. The blast radius of misuse is minimal since reading database connection pool details does not expose the actual database data or enable unauthorized modifications.

From the tool's definition Tool name contains 'get_' and description states 'Get details for a specific connection pool' which are read operations that retrieve information without modification or execution.

Attacks that exploit this kind of access

RECOMMENDED RULE

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

get_postgresql_connection_pool Allowed

get_postgresql_connection_pool 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": {
    "get_postgresql_connection_pool": {}
  }
}

ALLOW ONLY 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 get_postgresql_connection_pool call is checked against it from then on.

FAQ

Questions about get_postgresql_connection_pool

What does the get_postgresql_connection_pool tool do? +

Get details for a specific connection pool of a PostgreSQL database instance. It is categorised as a Read tool in the Linode MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_postgresql_connection_pool? +

Register the Linode MCP Server MCP server in PolicyLayer and add a rule for get_postgresql_connection_pool: 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 get_postgresql_connection_pool? +

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

Can I rate-limit get_postgresql_connection_pool? +

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

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

get_postgresql_connection_pool 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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