export interface BrokerEntry {
    url: string;
    pid: number;
    updatedAt: number;
    credential?: string;
}
/** Normalize credential: trim whitespace, reject empty/oversized values. */
export declare function normalizeCredential(cred: string | undefined): string | undefined;
export declare function defaultRegistryDir(): string;
/** Publish that this process hosts org `name`, reachable via `url`. Call again periodically (heartbeat) — see BrokerLease.
 *  Writes via tmp+rename (same-directory rename is atomic on POSIX/NTFS) so a concurrent lookupOrg() never observes a
 *  partially-written entry — this file is rewritten every heartbeat (default 20s) while other processes may read it. */
export declare function registerOrg(name: string, url: string, dir?: string, credential?: string): void;
/** Remove this process's registration for `name` (best effort). */
export declare function unregisterOrg(name: string, dir?: string): void;
/** Find which process (if any) currently hosts org `name`. Null if never registered or the registration is stale (owner crashed without cleanup). */
export declare function lookupOrg(name: string, dir?: string, staleMs?: number): BrokerEntry | null;
/** Keeps a broker registration alive with periodic heartbeats until stop() is called. */
export declare class BrokerLease {
    private name;
    private url;
    private dir;
    private intervalMs;
    private credential?;
    private timer;
    constructor(name: string, url: string, dir?: string, intervalMs?: number, credential?: string | undefined);
    start(): void;
    stop(): void;
}
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