export interface CacheInstanceConfig {
    host: string;
    port: number;
    password?: string;
    tls?: boolean;
}
export interface CacheModuleConfigOptions {
    /**
     * Primary Redis instance configuration (host, port, password, optional TLS).
     */
    cacheMaster: CacheInstanceConfig;
    /**
     * Optional. Secondary (read-only) Redis instance configuration.
     */
    cacheSlave?: CacheInstanceConfig;
    /**
     * Redis database index to use. Defaults to 0.
     */
    database?: number;
    /**
     * Number of connection retry attempts before failing.
     * Defaults to 3.
     */
    retryAttempts?: number;
    /**
     * Delay (ms) between retry attempts.
     * Defaults to 2000ms.
     */
    retryDelay?: number;
}
export interface CacheModuleAsyncConfigOptions {
    /**
     * Factory function that resolves the Redis config.
     */
    useFactory: (...args: any[]) => Promise<CacheModuleConfigOptions> | CacheModuleConfigOptions;
    /**
     * Dependencies to inject into the factory.
     */
    inject?: any[];
    /**
     * Optional imports for the module (e.g., ConfigModule).
     */
    imports?: any[];
    /**
     * Whether to register the module globally. Defaults to false.
     */
    isGlobal?: boolean;
}
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