AI agents call get_communities to retrieve information from Srclight without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Although the description is empty, the naming pattern and server purpose indicate this tool retrieves or queries community structure data without modifying code or triggering external actions. No side effects are apparent. Confidence is moderate due to missing description, but the read-heavy context of the server and tool name strongly suggest a Read classification.
From the tool's definition Tool name 'get_communities' suggests retrieval of community/module groupings from code analysis. Server context emphasizes read-only code indexing operations (search symbols, navigate call graphs, explore inheritance, track git history).
Documented attack patterns abuse exactly the kind of access get_communities gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Srclight, and nothing reaches the server without passing your rules. This is the rule we recommend for get_communities:
{
"version": "1",
"default": "deny",
"tools": {
"get_communities": {}
}
}get_communities is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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get_communities. It is categorised as a Read tool in the Srclight MCP Server, which means it retrieves data without modifying state.
Register the Srclight MCP server in PolicyLayer and add a rule for get_communities: 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 Srclight. Nothing to install.
get_communities 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 get_communities 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 get_communities. 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.
get_communities is provided by the Srclight MCP server (srclight/srclight). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 42 Srclight tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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42 Srclight tools catalogued and risk-classified — across an index of 42,500+ MCP servers.