gcp_functions_get
Get details of a Cloud Function
This record as markdown: /tools/ahmedselimmansor-ctrl-gcp-mcp-server/gcp-functions-get.md
What gcp_functions_get does on GCP MCP Server
AI agents call gcp_functions_get to retrieve information from GCP MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why gcp_functions_get is rated Low
This tool retrieves metadata and configuration details about an existing Cloud Function. It performs a read-only query operation with no ability to modify, execute, delete, or create resources. The worst-case misuse would be information disclosure, which has limited blast radius compared to other GCP operations.
From the tool's definition Tool name includes 'get' and description states 'Get details of a Cloud Function', indicating a retrieval operation with no side effects.
Attacks that exploit this kind of access
The rule that runs gcp_functions_get safely
PolicyLayer is an MCP gateway: it sits between your AI agents and GCP MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gcp_functions_get, this is the rule to start with:
gcp_functions_get 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 GCP MCP Server, apply this rule, and every gcp_functions_get call is checked against it from then on.
Questions about gcp_functions_get
Get details of a Cloud Function. It is categorised as a Read tool in the GCP MCP Server MCP Server, which means it retrieves data without modifying state.
Register the GCP MCP Server MCP server in PolicyLayer and add a rule for gcp_functions_get: 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 GCP MCP Server. Nothing to install.
gcp_functions_get 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 gcp_functions_get 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 gcp_functions_get. 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.
gcp_functions_get is provided by the GCP MCP Server MCP server (ahmedselimmansor-ctrl/gcp_mcp_server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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