list_lvm_volumes

List LVM volume groups on a node.

SERVERProxmox MCP Server SOURCEgethosthewalrus/proxmox-mcp

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/gethosthewalrus-proxmox-mcp/list-lvm-volumes.md

WHAT IT DOES

What list_lvm_volumes does on Proxmox MCP Server

AI agents call list_lvm_volumes to retrieve information from Proxmox 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 list_lvm_volumes is rated Low

This tool retrieves and queries existing LVM volume group metadata. It has no side effects, does not modify data, does not delete resources, and does not execute arbitrary code or trigger external operations. Listing storage volumes is a pure read operation with minimal blast radius if misused by an AI agent.

From the tool's definition The tool 'list_lvm_volumes' with description 'List LVM volume groups on a node' performs a query/retrieval operation with the verb 'List', returning information about storage volumes without modifying, deleting, or executing operations.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_lvm_volumes safely

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

list_lvm_volumes Allowed

list_lvm_volumes 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": {
    "list_lvm_volumes": {}
  }
}

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

The button opens the PolicyLayer dashboard: create your workspace, connect Proxmox MCP Server, apply this rule, and every list_lvm_volumes call is checked against it from then on.

FAQ

Questions about list_lvm_volumes

What does the list_lvm_volumes tool do? +

List LVM volume groups on a node. It is categorised as a Read tool in the Proxmox MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_lvm_volumes? +

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

What risk level is list_lvm_volumes? +

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

Can I rate-limit list_lvm_volumes? +

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

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

list_lvm_volumes is provided by the Proxmox MCP Server MCP server (gethosthewalrus/proxmox-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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