This record as markdown: /tools/godot-breakpoint-mcp/node-set-owner.md
What node_set_owner does on Godot Breakpoint
AI agents use node_set_owner to create or update resources in Godot Breakpoint, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Godot Breakpoint environment.
Why node_set_owner is rated Medium
Setting a node's owner property is a reversible modification operation that changes the scene structure. This is destructive in the sense that it reassigns ownership, but the action can be undone by setting a different owner. It does not permanently delete data (Destructive), execute arbitrary code (Execute), or involve financial transactions (Financial).
From the tool's definition Tool name is 'node_set_owner' and description states 'Set a node', which modifies node properties in the Godot scene tree.
Attacks that exploit this kind of access
The rule that runs node_set_owner safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Godot Breakpoint, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For node_set_owner, this is the rule to start with:
node_set_owner 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.
The button opens the PolicyLayer dashboard: create your workspace, connect Godot Breakpoint, apply this rule, and every node_set_owner call is checked against it from then on.
Questions about node_set_owner
Set a node. It is categorised as a Write tool in the Godot Breakpoint MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Godot Breakpoint MCP server in PolicyLayer and add a rule for node_set_owner: 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 Godot Breakpoint. Nothing to install.
node_set_owner is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the node_set_owner 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 node_set_owner. 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.
node_set_owner is provided by the Godot Breakpoint MCP server (jlivingston-Cipher/godot-breakpoint-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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