gcnv_snapshot_get | PolicyLayer

WHAT IT DOES

What gcnv_snapshot_get does on Google Cloud NetApp Volumes MCP Server

AI agents call gcnv_snapshot_get to retrieve information from Google Cloud NetApp Volumes MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why gcnv_snapshot_get needs a policy

This tool only retrieves snapshot metadata and configuration details without creating, modifying, or deleting any resources. It is a read-only query operation with minimal risk.

From the tool's definition Tool name contains 'get' and description states 'Gets details of a GCNV managed snapshot' — a retrieval operation with no side effects.

Attacks that exploit this kind of access

Questions about gcnv_snapshot_get

What does the gcnv_snapshot_get tool do? +

Gets details of a GCNV managed snapshot of a volume. It is categorised as a Read tool in the Google Cloud NetApp Volumes MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on gcnv_snapshot_get? +

Register the Google Cloud NetApp Volumes MCP Server MCP server in PolicyLayer and add a rule for gcnv_snapshot_get: 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 Google Cloud NetApp Volumes MCP Server. Nothing to install.

What risk level is gcnv_snapshot_get? +

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

Can I rate-limit gcnv_snapshot_get? +

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

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

gcnv_snapshot_get is provided by the Google Cloud NetApp Volumes MCP Server MCP server (netapp/gcnv-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.