import * as cloudwatch from '../../../aws-cloudwatch';
import * as ec2 from '../../../aws-ec2';
import { Construct } from 'constructs';
import { BaseNetworkListenerProps, NetworkListener } from './network-listener';
import { BaseLoadBalancer, BaseLoadBalancerLookupOptions, BaseLoadBalancerProps, ILoadBalancerV2 } from '../shared/base-load-balancer';
/**
 * Properties for a network load balancer
 */
export interface NetworkLoadBalancerProps extends BaseLoadBalancerProps {
    /**
     * Indicates whether cross-zone load balancing is enabled.
     *
     * @default false
     */
    readonly crossZoneEnabled?: boolean;
}
/**
 * Properties to reference an existing load balancer
 */
export interface NetworkLoadBalancerAttributes {
    /**
     * ARN of the load balancer
     */
    readonly loadBalancerArn: string;
    /**
     * The canonical hosted zone ID of this load balancer
     *
     * @default - When not provided, LB cannot be used as Route53 Alias target.
     */
    readonly loadBalancerCanonicalHostedZoneId?: string;
    /**
     * The DNS name of this load balancer
     *
     * @default - When not provided, LB cannot be used as Route53 Alias target.
     */
    readonly loadBalancerDnsName?: string;
    /**
     * The VPC to associate with the load balancer.
     *
     * @default - When not provided, listeners cannot be created on imported load
     * balancers.
     */
    readonly vpc?: ec2.IVpc;
}
/**
 * Options for looking up an NetworkLoadBalancer
 */
export interface NetworkLoadBalancerLookupOptions extends BaseLoadBalancerLookupOptions {
}
/**
 * Define a new network load balancer
 *
 * @resource AWS::ElasticLoadBalancingV2::LoadBalancer
 */
export declare class NetworkLoadBalancer extends BaseLoadBalancer implements INetworkLoadBalancer {
    /**
     * Looks up the network load balancer.
     */
    static fromLookup(scope: Construct, id: string, options: NetworkLoadBalancerLookupOptions): INetworkLoadBalancer;
    static fromNetworkLoadBalancerAttributes(scope: Construct, id: string, attrs: NetworkLoadBalancerAttributes): INetworkLoadBalancer;
    readonly metrics: INetworkLoadBalancerMetrics;
    constructor(scope: Construct, id: string, props: NetworkLoadBalancerProps);
    /**
     * Add a listener to this load balancer
     *
     * @returns The newly created listener
     */
    addListener(id: string, props: BaseNetworkListenerProps): NetworkListener;
    /**
     * Return the given named metric for this Network Load Balancer
     *
     * @default Average over 5 minutes
     * @deprecated Use ``NetworkLoadBalancer.metrics.custom`` instead
     */
    metric(metricName: string, props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of concurrent TCP flows (or connections) from clients to targets.
     *
     * This metric includes connections in the SYN_SENT and ESTABLISHED states.
     * TCP connections are not terminated at the load balancer, so a client
     * opening a TCP connection to a target counts as a single flow.
     *
     * @default Average over 5 minutes
     * @deprecated Use ``NetworkLoadBalancer.metrics.activeFlowCount`` instead
     */
    metricActiveFlowCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The number of load balancer capacity units (LCU) used by your load balancer.
     *
     * @default Sum over 5 minutes
     * @deprecated Use ``NetworkLoadBalancer.metrics.activeFlowCount`` instead
     */
    metricConsumedLCUs(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of new TCP flows (or connections) established from clients to targets in the time period.
     *
     * @default Sum over 5 minutes
     * @deprecated Use ``NetworkLoadBalancer.metrics.newFlowCount`` instead
     */
    metricNewFlowCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of bytes processed by the load balancer, including TCP/IP headers.
     *
     * @default Sum over 5 minutes
     * @deprecated Use ``NetworkLoadBalancer.metrics.processedBytes`` instead
     */
    metricProcessedBytes(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of reset (RST) packets sent from a client to a target.
     *
     * These resets are generated by the client and forwarded by the load balancer.
     *
     * @default Sum over 5 minutes
     * @deprecated Use ``NetworkLoadBalancer.metrics.tcpClientResetCount`` instead
     */
    metricTcpClientResetCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of reset (RST) packets generated by the load balancer.
     *
     * @default Sum over 5 minutes
     * @deprecated Use ``NetworkLoadBalancer.metrics.tcpElbResetCount`` instead
     */
    metricTcpElbResetCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of reset (RST) packets sent from a target to a client.
     *
     * These resets are generated by the target and forwarded by the load balancer.
     *
     * @default Sum over 5 minutes
     * @deprecated Use ``NetworkLoadBalancer.metrics.tcpTargetResetCount`` instead
     */
    metricTcpTargetResetCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
}
/**
 * Contains all metrics for a Network Load Balancer.
 */
export interface INetworkLoadBalancerMetrics {
    /**
     * Return the given named metric for this Network Load Balancer
     *
     * @default Average over 5 minutes
     */
    custom(metricName: string, props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of concurrent TCP flows (or connections) from clients to targets.
     *
     * This metric includes connections in the SYN_SENT and ESTABLISHED states.
     * TCP connections are not terminated at the load balancer, so a client
     * opening a TCP connection to a target counts as a single flow.
     *
     * @default Average over 5 minutes
     */
    activeFlowCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The number of load balancer capacity units (LCU) used by your load balancer.
     *
     * @default Sum over 5 minutes
     */
    consumedLCUs(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of new TCP flows (or connections) established from clients to targets in the time period.
     *
     * @default Sum over 5 minutes
     */
    newFlowCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of bytes processed by the load balancer, including TCP/IP headers.
     *
     * @default Sum over 5 minutes
     */
    processedBytes(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of reset (RST) packets sent from a client to a target.
     *
     * These resets are generated by the client and forwarded by the load balancer.
     *
     * @default Sum over 5 minutes
     */
    tcpClientResetCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of reset (RST) packets generated by the load balancer.
     *
     * @default Sum over 5 minutes
     */
    tcpElbResetCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
    /**
     * The total number of reset (RST) packets sent from a target to a client.
     *
     * These resets are generated by the target and forwarded by the load balancer.
     *
     * @default Sum over 5 minutes
     */
    tcpTargetResetCount(props?: cloudwatch.MetricOptions): cloudwatch.Metric;
}
/**
 * A network load balancer
 */
export interface INetworkLoadBalancer extends ILoadBalancerV2, ec2.IVpcEndpointServiceLoadBalancer {
    /**
     * The VPC this load balancer has been created in (if available)
     */
    readonly vpc?: ec2.IVpc;
    /**
     * All metrics available for this load balancer
     */
    readonly metrics: INetworkLoadBalancerMetrics;
    /**
     * Add a listener to this load balancer
     *
     * @returns The newly created listener
     */
    addListener(id: string, props: BaseNetworkListenerProps): NetworkListener;
}