import { ContainerImage, FargateService, FargateTaskDefinition, ICluster } from 'aws-cdk-lib/aws-ecs';
import { IRepository } from 'aws-cdk-lib/aws-ecr';
import BaseModule, { BaseDefaults, BaseSettings } from './base-module';
import { TaskEnvironment } from '../utilities/environment';
import { ISecurityGroup, SubnetSelection } from 'aws-cdk-lib/aws-ec2';
import ConvertivBaseStack from '../stacks/base-stack';
import { Secret } from 'aws-cdk-lib/aws-ecs';
export interface QueueServiceSettings extends BaseSettings {
    name: string;
    cluster: ICluster;
    desired: number;
    containerPort?: number | null;
    elbPort?: number | null;
    cpu: number;
    memory: number;
    gracePeriod?: number;
    min?: number;
    max?: number;
    environment?: TaskEnvironment;
    secrets?: {
        [key: string]: Secret;
    };
    securityGroups?: ISecurityGroup[];
    tag: string;
    image: string | null;
    imageArn: string | null;
    vpcSubnets?: SubnetSelection;
}
export interface QueueServiceDefaults extends BaseDefaults {
    name: string;
    desired: number;
    cpu: number;
    memory: number;
    min: number;
    max: number;
    environment: TaskEnvironment;
    tag: string;
}
/**
 * A Fargate service running on an ECS cluster fronted by an application load balancer.
 */
export declare class QueueService extends BaseModule {
    settings: QueueServiceSettings;
    /**
     * Define the defaults for the service
     */
    defaults: QueueServiceDefaults;
    /**
     * Expose the task definition
     */
    taskDefinition: FargateTaskDefinition;
    /**
     * Expose the service definition
     */
    service: FargateService;
    repo: IRepository;
    image: ContainerImage;
    /**
     * Run the base validator, and then allow the class to
     * perform additional validation
     * @param settings
     */
    validate(settings: QueueServiceSettings): void;
    /**
     * Constructs a new instance of the ApplicationLoadBalancedFargateService class.
     */
    constructor(scope: ConvertivBaseStack, settings: QueueServiceSettings);
}