gcp_sql_stop_replica
Stop replication on a read replica
This record as markdown: /tools/ahmedselimmansor-ctrl-gcp-mcp-server/gcp-sql-stop-replica.md
What gcp_sql_stop_replica does on GCP MCP Server
AI agents invoke gcp_sql_stop_replica to trigger actions in GCP MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
Why gcp_sql_stop_replica is rated High
Stopping replication is an Execute-category action because it triggers a state-changing operation on external infrastructure (Google Cloud SQL replica) whose impact depends on when it is invoked and the current replication state. While not destructive (the replica itself persists and replication can be resumed), it disrupts live database synchronization and availability.
From the tool's definition Tool name 'gcp_sql_stop_replica' and description 'Stop replication on a read replica' indicate an operational action that halts an active database replication process.
Attacks that exploit this kind of access
The rule that runs gcp_sql_stop_replica 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_sql_stop_replica, this is the rule to start with:
gcp_sql_stop_replica stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. 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_sql_stop_replica call is checked against it from then on.
Questions about gcp_sql_stop_replica
Stop replication on a read replica. It is categorised as a Execute tool in the GCP MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the GCP MCP Server MCP server in PolicyLayer and add a rule for gcp_sql_stop_replica: 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_sql_stop_replica is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the gcp_sql_stop_replica 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_sql_stop_replica. 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_sql_stop_replica 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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