get_ceph_metadata

Get Ceph metadata (versions, services across nodes).

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/get-ceph-metadata.md

WHAT IT DOES

What get_ceph_metadata does on Proxmox MCP Server

AI agents call get_ceph_metadata 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 get_ceph_metadata is rated Low

This tool retrieves Ceph cluster metadata (versions and service information) without creating, modifying, deleting, or executing any operations. It is a pure information-gathering function with no side effects on the infrastructure. Blast radius is minimal—exposure only reveals system state information useful for monitoring or diagnosis.

From the tool's definition Tool name 'get_ceph_metadata' and description 'Get Ceph metadata (versions, services across nodes)' indicate a retrieval operation with no modification or execution of external operations.

Attacks that exploit this kind of access

RECOMMENDED RULE

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

get_ceph_metadata Allowed

get_ceph_metadata 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_ceph_metadata": {}
  }
}

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 get_ceph_metadata call is checked against it from then on.

FAQ

Questions about get_ceph_metadata

What does the get_ceph_metadata tool do? +

Get Ceph metadata (versions, services across nodes). 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 get_ceph_metadata? +

Register the Proxmox MCP Server MCP server in PolicyLayer and add a rule for get_ceph_metadata: 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 get_ceph_metadata? +

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

Can I rate-limit get_ceph_metadata? +

Yes. Add a rate_limit block to the get_ceph_metadata 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_ceph_metadata completely? +

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

get_ceph_metadata 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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