unmount_disk
A destructive tool on the 1Panel MCP server.
This record as markdown: /tools/eaveluo-1panel-mcp/unmount-disk.md
What unmount_disk does on 1Panel MCP Server
AI agents call unmount_disk to permanently remove resources in 1Panel MCP Server, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why unmount_disk is rated Critical
Unmounting a disk is a disruptive operation that removes access to storage volumes. If done while services or databases are writing to the disk, it can cause data corruption or loss. While the disk itself isn't deleted, the operation can have irreversible consequences (corrupted data, crashed services) and cannot be trivially undone if the system is in a bad state.
From the tool's definition "Unmount disk" - unmounting a disk makes it inaccessible to the system, which can cause data loss, interrupt running services, and is not easily reversible if processes are actively using the disk
Attacks that exploit this kind of access
The rule that runs unmount_disk safely
PolicyLayer is an MCP gateway: it sits between your AI agents and 1Panel MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For unmount_disk, this is the rule to start with:
unmount_disk is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect 1Panel MCP Server, apply this rule, and every unmount_disk call is checked against it from then on.
Questions about unmount_disk
unmount_disk is a destructive tool on the 1Panel MCP Server MCP server. It is categorised as a Destructive tool in the 1Panel MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the 1Panel MCP Server MCP server in PolicyLayer and add a rule for unmount_disk: 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 1Panel MCP Server. Nothing to install.
unmount_disk is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the unmount_disk 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.
Set action: deny in the PolicyLayer policy for unmount_disk. 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.
unmount_disk is provided by the 1Panel MCP Server MCP server (eaveluo/1panel-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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