//#region src/keys.d.ts
declare const RedisKVMarker: unique symbol;
/** Heartbeat lease granted to workers: the worker record's expiry horizon and
 * the re-place deadline, surfaced in acks as expiresInMs. */
declare const DEFAULT_LEASE_TTL_MS = 15000;
declare const DEFAULT_KEY_PREFIX = "pinboard:";
/** Hostname and env in single-hostname mode; never a valid registered value. */
declare const SINGLE_WORLD = "*";
type Takeover = "wind_down" | "deny";
interface WorkerRecord {
  sessionId: string;
  clientId: string;
  /** Passport account that registered this client, when registered through HTTP. */
  account?: string;
  advertiseUrl: string;
  secret: string;
  namespaces: string[];
  hostname: string;
  /** Per-namespace data identity: every registered namespace has an env. */
  envs: Record<string, string>;
  takeover: Takeover;
  headroom: number;
  draining: boolean;
  /** Epoch ms the reverse challenge probe started failing; present = degraded:
   * leased and routable, no new placements. */
  degradedSince?: number;
  /** Epoch ms liveness horizon; the record counts as dead past it. */
  expiry: number;
}
interface PlacementRow {
  sessionId: string;
  /** Placement epoch, decimal string: routing generation, release CAS value,
   * and lease fencing token. Absent only on ownerless placeholder rows. */
  epoch?: string;
  /** Epoch ms wind-down deadline; the row counts as free past it. */
  expiry?: number;
  /** Resurrection target on ownerless placeholder rows. */
  hostname?: string;
}
interface ClientConfig {
  /** null = cordon (drain without deadline); number = forced release at T. */
  drainDeadline: number | null;
}
interface ClientMetadata {
  account: string;
  hostname: string;
  namespaces: string[];
  envs: Record<string, string>;
}
interface Keys {
  shards: number;
  bucket(id: string): number;
  /** Per-bucket cold-start stamp: SET NX inside the resolve script. */
  bootTime(bucket: number): string;
  /** Re-claimed-with-a-dead-owner ids awaiting a proven-alive 200. */
  overwritten(bucket: number): string;
  /** Bucket-wide high-water mark of every minted placement epoch. */
  epochFloor(bucket: number): string;
  /** Serving license: JSON {schema, shards, hostnameAware} of the fleet allowed to serve. */
  config: string;
  /** Cluster members: nodeId -> JSON {c: config, expiry}; joiners must match every live member. */
  members: string;
  /** Single-sweeper lease: the sweeping node's random token. */
  sweeper: string;
  placements(bucket: number, env: string, ns: string): string;
  workers(bucket: number): string;
  nsWorkers(bucket: number): string;
  /** World agreement: field `h:${hostname}${ns}` -> env, `e:${env}` -> takeover. */
  bindings(bucket: number): string;
  /** Binding epochs sidecar: fields mirror `bindings`, value JSON
   * {epoch, quarantineUntil?}; a missing field is epoch 0. */
  bindepochs(bucket: number): string;
  client(clientId: string): string;
  /** Durable account and scope for a client, independent of drain expiry. */
  clientMeta(clientId: string): string;
  /** Pending control messages, delivered in heartbeat acks and trimmed once
   * the worker acks their msgIds. */
  controlQueue(sessionId: string): string;
}
declare const createKeys: (prefix?: string, shards?: number) => Keys;
declare const nsWorkersField: (hostname: string, ns: string) => string;
declare const parseNsWorkersField: (field: string) => {
  hostname: string;
  ns: string;
} | null;
declare const parseWorkerRecord: (raw: string) => WorkerRecord;
declare const parsePlacementRow: (raw: string) => PlacementRow;
declare const parseClientConfig: (raw: string) => ClientConfig;
declare const parseClientMetadata: (raw: string) => ClientMetadata;
interface BindingEpoch {
  epoch: number;
  /** Epoch ms: new placements in the displaced (hostname, ns) refuse until then. */
  quarantineUntil?: number;
}
declare const parseBindingEpoch: (raw: string) => BindingEpoch;
declare const overwrittenField: (env: string, hostname: string, ns: string, id: string) => string;
declare const parseOverwrittenField: (field: string) => {
  env: string;
  hostname: string;
  ns: string;
  id: string;
} | null;
declare const parseSessionIds: (raw: string) => string[];
//#endregion
export { BindingEpoch, ClientConfig, DEFAULT_KEY_PREFIX, DEFAULT_LEASE_TTL_MS, Keys, PlacementRow, RedisKVMarker, SINGLE_WORLD, Takeover, WorkerRecord, createKeys, nsWorkersField, overwrittenField, parseBindingEpoch, parseClientConfig, parseClientMetadata, parseNsWorkersField, parseOverwrittenField, parsePlacementRow, parseSessionIds, parseWorkerRecord };
//# sourceMappingURL=keys.d.ts.map