restore_file_version

Restore a previous version of a file (creates a new current version from the old one)

SERVERAIquila — Nextcloud MCP Server SOURCEelgorro/aiquila

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/aiquila-nextcloud-mcp-server/restore-file-version.md

WHAT IT DOES

What restore_file_version does on AIquila — Nextcloud MCP Server

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

RISK

Why restore_file_version is rated Medium

The tool creates a new current version from a previous version, which is a write operation that modifies the file system state. It is reversible (the current version can be restored to again), so it does not qualify as Destructive.

From the tool's definition Tool description states it 'Restore a previous version of a file (creates a new current version from the old one)', which involves modifying file state by creating a new version. This is a reversible modification operation.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs restore_file_version safely

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

restore_file_version Rate-limited

restore_file_version 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": {
    "restore_file_version": {
      "limits": [
        {
          "counter": "restore_file_version_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about restore_file_version

What does the restore_file_version tool do? +

Restore a previous version of a file (creates a new current version from the old one). It is categorised as a Write tool in the AIquila — Nextcloud MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on restore_file_version? +

Register the AIquila — Nextcloud MCP Server MCP server in PolicyLayer and add a rule for restore_file_version: 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 AIquila — Nextcloud MCP Server. Nothing to install.

What risk level is restore_file_version? +

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

Can I rate-limit restore_file_version? +

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

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

restore_file_version is provided by the AIquila — Nextcloud MCP Server MCP server (elgorro/aiquila). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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