restart_vpn_gateway · CloudStack MCP Server MCP

WHAT IT DOES

What restart_vpn_gateway does on CloudStack MCP Server

AI agents invoke restart_vpn_gateway to trigger actions in CloudStack MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why restart_vpn_gateway needs a policy

This tool triggers an external operation (service restart) whose effects depend on the state of the VPN gateway and could disrupt connectivity for users relying on the VPN. While not permanently destructive or data-modifying, it executes a command with operational consequences. The high severity reflects the potential blast radius of disrupting VPN services in an enterprise CloudStack environment.

From the tool's definition Tool name 'restart_vpn_gateway' and description 'Restart VPN gateway service' indicate execution of a service restart operation on critical network infrastructure.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

restart_vpn_gateway Rate-limited

restart_vpn_gateway stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "restart_vpn_gateway": {
      "limits": [
        {
          "counter": "restart_vpn_gateway_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches CloudStack MCP Server, so you can run agents against it safely.

FAQ

Questions about restart_vpn_gateway

What does the restart_vpn_gateway tool do? +

Restart VPN gateway service. It is categorised as a Execute tool in the CloudStack MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on restart_vpn_gateway? +

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

What risk level is restart_vpn_gateway? +

restart_vpn_gateway is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit restart_vpn_gateway? +

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

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

restart_vpn_gateway is provided by the CloudStack MCP Server MCP server (mozg31337/cloudstack-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.