stape_container_proxy_files · Stape MCP: Risk & Policy

WHAT IT DOES

What stape_container_proxy_files does on Stape

AI agents use stape_container_proxy_files to create or update resources in Stape — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Stape environment.

WHY IT NEEDS A POLICY

Why stape_container_proxy_files needs a policy

The tool supports both reading (getting proxy files) and writing (updating/replacing all proxy files). Since updating/replacing is the most severe applicable category here, it classifies as Write. Replacing all proxy files could have meaningful impact on container behavior, hence medium severity.

From the tool's definition managing container proxy files. Supports getting proxy files and updating/replacing all proxy files for a container

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

stape_container_proxy_files Rate-limited

stape_container_proxy_files stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "stape_container_proxy_files": {
      "limits": [
        {
          "counter": "stape_container_proxy_files_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about stape_container_proxy_files

What does the stape_container_proxy_files tool do? +

Comprehensive tool for managing container proxy files. Supports getting proxy files and updating/replacing all proxy files for a container. Use the. It is categorised as a Write tool in the Stape MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on stape_container_proxy_files? +

Register the Stape MCP server in PolicyLayer and add a rule for stape_container_proxy_files: 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 Stape. Nothing to install.

What risk level is stape_container_proxy_files? +

stape_container_proxy_files is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit stape_container_proxy_files? +

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

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

stape_container_proxy_files is provided by the Stape MCP server (stape-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.