arvan_list_volumes

List block-storage volumes in a region.

SERVERArvanCloud MCP Server SOURCEdwin-gharibi/arvancloud-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/dwin-gharibi-arvancloud-mcp/arvan-list-volumes.md

WHAT IT DOES

What arvan_list_volumes does on ArvanCloud MCP Server

AI agents call arvan_list_volumes to retrieve information from ArvanCloud 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 arvan_list_volumes is rated Low

This tool retrieves and lists existing block-storage volumes without creating, modifying, deleting, or executing operations. It is a read-only information query with no side effects. The blast radius of misuse is minimal—an attacker could enumerate storage resources but cannot alter or destroy them.

From the tool's definition Tool name 'arvan_list_volumes' and description 'List block-storage volumes in a region' indicate a query/retrieval operation with no modification or deletion of data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs arvan_list_volumes safely

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

arvan_list_volumes Allowed

arvan_list_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": {
    "arvan_list_volumes": {}
  }
}

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

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

FAQ

Questions about arvan_list_volumes

What does the arvan_list_volumes tool do? +

List block-storage volumes in a region. It is categorised as a Read tool in the ArvanCloud MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on arvan_list_volumes? +

Register the ArvanCloud MCP Server MCP server in PolicyLayer and add a rule for arvan_list_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 ArvanCloud MCP Server. Nothing to install.

What risk level is arvan_list_volumes? +

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

Can I rate-limit arvan_list_volumes? +

Yes. Add a rate_limit block to the arvan_list_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 arvan_list_volumes completely? +

Set action: deny in the PolicyLayer policy for arvan_list_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 arvan_list_volumes? +

arvan_list_volumes is provided by the ArvanCloud MCP Server MCP server (dwin-gharibi/arvancloud-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on ArvanCloud MCP Server, and thousands of servers like it.

This server

All 232 ArvanCloud MCP Server tools →

Across the catalogue

aiva_list_affiliates on AIVA MCP Server →list_agents on 0rca Dojo MCP Server → The MCP Attack Database →

Guides

Roll out MCP under one policy →Data exfiltration →MCP token cost →