This record as markdown: /tools/io-github-devopam-mcpg/list-redis-foreign-servers.md
What list_redis_foreign_servers does on Mcpg
AI agents call list_redis_foreign_servers to retrieve information from Mcpg without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why list_redis_foreign_servers is rated Low
The tool appears to retrieve information about Redis foreign servers configured in the PostgreSQL environment. The 'list_' prefix strongly suggests a read-only operation that queries existing configurations without side effects. Even though the description is unavailable, the naming convention is consistent with Read operations (compare to 'analyze_*' tools in the sibling list).
From the tool's definition Tool name 'list_redis_foreign_servers' indicates a listing/querying operation. The 'list_' prefix typically denotes retrieval without modification. However, the description is empty, which reduces confidence in the classification.
Attacks that exploit this kind of access
The rule that runs list_redis_foreign_servers safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mcpg, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_redis_foreign_servers, this is the rule to start with:
list_redis_foreign_servers 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 Mcpg, apply this rule, and every list_redis_foreign_servers call is checked against it from then on.
Questions about list_redis_foreign_servers
list_redis_foreign_servers is a read tool on the Mcpg MCP server. It is categorised as a Read tool in the Mcpg MCP Server, which means it retrieves data without modifying state.
Register the Mcpg MCP server in PolicyLayer and add a rule for list_redis_foreign_servers: 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 Mcpg. Nothing to install.
list_redis_foreign_servers 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 list_redis_foreign_servers 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 list_redis_foreign_servers. 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.
list_redis_foreign_servers is provided by the Mcpg MCP server (pypi:mcpg). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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