This record as markdown: /tools/io-github-lokmenower-best-cad-mcp/select-all.md
What select_all does on Pypi:best Cad
AI agents call select_all to retrieve information from Pypi:best Cad without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why select_all is rated Low
This tool selects all entities in the current drawing, which is a read/query operation that identifies and highlights objects without modifying, deleting, or executing anything. Selection in CAD is typically a non-destructive state change used as a precursor to other operations. Severity is low as selection alone causes no data modification.
From the tool's definition 选择当前图纸中的所有实体 (Select all entities in the current drawing)
Risk signalsBulk/mass operation — affects multiple targets
Attacks that exploit this kind of access
The rule that runs select_all safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Pypi:best Cad, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For select_all, this is the rule to start with:
select_all is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Pypi:best Cad, apply this rule, and every select_all call is checked against it from then on.
Questions about select_all
选择当前图纸中的所有实体。. It is categorised as a Read tool in the Pypi:best Cad MCP Server, which means it retrieves data without modifying state.
Register the Pypi:best Cad MCP server in PolicyLayer and add a rule for select_all: 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 Pypi:best Cad. Nothing to install.
select_all is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the select_all 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 select_all. 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.
select_all is provided by the Pypi:best Cad MCP server (pypi:best-cad-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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