Kubernetes MCP Server

Instructions

Implementation Reference

• server.js:1479-1487 (handler)

  Handler function that lists Kubernetes cronjobs using 'kubectl get cronjobs' command in the specified or default namespace.

  case "list-cronjobs": {
    const { namespace } = args || {};
    const nsArg = namespace ? `-n ${namespace}` : "";
    const cmd = `kubectl get cronjobs ${nsArg} -o wide`;
    const { stdout } = await execAsync(cmd);
    return {
      content: [{ type: "text", text: stdout || "No cronjobs found" }]
    };
  }

• server.js:116-127 (schema)

  Tool definition including name, description, and input schema for the 'list-cronjobs' tool.

    name: "list-cronjobs",
    description: "List Kubernetes cronjobs in a namespace",
    inputSchema: {
      type: "object",
      properties: {
        namespace: { 
          type: "string",
          description: "The namespace to list cronjobs from (optional, defaults to current context namespace)"
        }
      }
    }
  },

• server.js:1392-1394 (registration)

  Registration of all tools list handler, which includes 'list-cronjobs' in the tools array.

  server.setRequestHandler(ListToolsRequestSchema, async () => {
    return { tools };
  });