import { ISDK } from './sdk-utils';
import * as EC2 from 'aws-sdk/clients/ec2';
import * as IAM from 'aws-sdk/clients/iam';
/**
 * Moonset uses CDK to setup minimum required resources like VPC, role, s3 log
 * bucket etc, and then uses SDK to invoke the EMR. This helper class retrieve
 * the CDK generated resources for SDK's consumption.
 *
 */
export declare class CDKResourceReader {
    private readonly session;
    private sdk;
    /**
       * Constructor.
       *
       * Arguments:
       *    session: To distinguish different moonset instances in the same
       *    account. Usally different sessions are created by different users.
       *
       *    sdk: The interface that represent AWS SDK. We need different sdk
       *    instances for different accounts such as the working account and
       *    reference accounts.
       *
       */
    constructor(session: string, sdk: ISDK);
    findSecurityGroup(tag: string): Promise<EC2.Types.SecurityGroup>;
    findVpc(tag: string): Promise<EC2.Types.Vpc>;
    findSubnets(tag: string): Promise<EC2.Types.SubnetList>;
    findPrivateSubnet(tag: string): Promise<EC2.Types.Subnet>;
    /**
     * IAM Role API doesn't work well with Tag.
     * Check https://github.com/boto/boto3/issues/1855
     *
     * ResourceGroupsTaggingAPI also doesn't work well with IAM Role Tag. Check
     * the support list:
     * https://docs.aws.amazon.com/resourcegroupstagging/latest/APIReference/Welcome.html
     *
     * So we go through all roles and check the tag for each role.
     */
    findRole(tag: string): Promise<IAM.Types.Role>;
    findS3Bucket(tag: string): Promise<string>;
    findResourceArn(tag: string): Promise<string>;
}