MCP Hub

import { AppConfig } from "./schema.js"; import { ConfigError } from "../utils/errors.js"; export function validateConfig(config: AppConfig): void { // Must have at least one server const serverIds = Object.keys(config.servers); if (serverIds.length === 0) { throw new ConfigError("At least one server must be defined"); } // Validate group references for (const [groupName, members] of Object.entries(config.groups)) { if (members.length === 0) { throw new ConfigError(`Group "${groupName}" must have at least one member`); } for (const serverId of members) { if (!config.servers[serverId]) { throw new ConfigError( `Group "${groupName}" references unknown server "${serverId}"` ); } } } // Validate auth config const { auth } = config.hub; if (auth.default.enabled && !auth.default.token) { throw new ConfigError("Default auth is enabled but no token is provided"); } for (const [endpoint, endpointAuth] of Object.entries(auth.endpoints)) { if (endpointAuth.enabled && !endpointAuth.token) { throw new ConfigError( `Auth enabled for endpoint "${endpoint}" but no token is provided` ); } } }