import { S3Handler, type S3HandlerProps } from '@balena/pinejs-webresource-s3';
import type { WebResourceType as WebResource } from '@balena/sbvr-types';
export interface CloudFrontHandlerProps extends S3HandlerProps {
    cfPublicKeyId: string;
    cfSecretKey: string;
    cfDistributionDomain: string;
}
export declare class CloudFrontHandler extends S3Handler {
    private readonly cfSecretKey;
    private readonly cfPublicKeyId;
    private readonly cfDistributionDomain;
    constructor(cfConfig: CloudFrontHandlerProps);
    onPreRespond(webResource: WebResource): Promise<WebResource>;
    private cachedCfGetSignedUrl;
    private cfSignUrl;
    private getExpiryDate;
    private cfGetKeyFromHref;
}