aws-cdk-lib/aws-elasticloadbalancingv2/lib/nlb/network-target-group.js

Version 2 of the AWS Cloud Development Kit library

"use strict";var _a;Object.defineProperty(exports,"__esModule",{value:!0}),exports.NetworkTargetGroup=void 0;const jsiiDeprecationWarnings=require("../../../.warnings.jsii.js"),JSII_RTTI_SYMBOL_1=Symbol.for("jsii.rtti"),cloudwatch=require("../../../aws-cloudwatch"),cdk=require("../../../core"),base_target_group_1=require("../shared/base-target-group"),enums_1=require("../shared/enums"),imported_1=require("../shared/imported"),util_1=require("../shared/util");class NetworkTargetGroupMetrics{constructor(scope,targetGroupFullName,loadBalancerFullName){this.scope=scope,this.targetGroupFullName=targetGroupFullName,this.loadBalancerFullName=loadBalancerFullName}custom(metricName,props){return new cloudwatch.Metric({namespace:"AWS/NetworkELB",metricName,dimensionsMap:{LoadBalancer:this.loadBalancerFullName,TargetGroup:this.targetGroupFullName},...props}).attachTo(this.scope)}healthyHostCount(props){return this.custom("HealthyHostCount",{statistic:"Average",...props})}unHealthyHostCount(props){return this.custom("UnHealthyHostCount",{statistic:"Average",...props})}}class NetworkTargetGroup extends base_target_group_1.TargetGroupBase{constructor(scope,id,props){try{jsiiDeprecationWarnings.aws_cdk_lib_aws_elasticloadbalancingv2_NetworkTargetGroupProps(props)}catch(error){throw process.env.JSII_DEBUG!=="1"&&error.name==="DeprecationError"&&Error.captureStackTrace(error,NetworkTargetGroup),error}const proto=props.protocol||enums_1.Protocol.TCP;util_1.validateNetworkProtocol(proto),super(scope,id,props,{protocol:proto,port:props.port}),this.listeners=[],props.proxyProtocolV2!=null&&this.setAttribute("proxy_protocol_v2.enabled",props.proxyProtocolV2?"true":"false"),props.preserveClientIp!==void 0&&this.setAttribute("preserve_client_ip.enabled",props.preserveClientIp?"true":"false"),props.connectionTermination!==void 0&&this.setAttribute("deregistration_delay.connection_termination.enabled",props.connectionTermination?"true":"false"),this.addTarget(...props.targets||[])}static fromTargetGroupAttributes(scope,id,attrs){try{jsiiDeprecationWarnings.aws_cdk_lib_aws_elasticloadbalancingv2_TargetGroupAttributes(attrs)}catch(error){throw process.env.JSII_DEBUG!=="1"&&error.name==="DeprecationError"&&Error.captureStackTrace(error,this.fromTargetGroupAttributes),error}return new ImportedNetworkTargetGroup(scope,id,attrs)}static import(scope,id,props){return NetworkTargetGroup.fromTargetGroupAttributes(scope,id,props)}get metrics(){return this._metrics||(this._metrics=new NetworkTargetGroupMetrics(this,this.targetGroupFullName,this.firstLoadBalancerFullName)),this._metrics}addTarget(...targets){try{jsiiDeprecationWarnings.aws_cdk_lib_aws_elasticloadbalancingv2_INetworkLoadBalancerTarget(targets)}catch(error){throw process.env.JSII_DEBUG!=="1"&&error.name==="DeprecationError"&&Error.captureStackTrace(error,this.addTarget),error}for(const target of targets){const result=target.attachToNetworkTargetGroup(this);this.addLoadBalancerTarget(result)}}registerListener(listener){try{jsiiDeprecationWarnings.aws_cdk_lib_aws_elasticloadbalancingv2_INetworkListener(listener)}catch(error){throw process.env.JSII_DEBUG!=="1"&&error.name==="DeprecationError"&&Error.captureStackTrace(error,this.registerListener),error}this.loadBalancerAttachedDependencies.add(listener),this.listeners.push(listener)}metricHealthyHostCount(props){try{jsiiDeprecationWarnings.print("aws-cdk-lib.aws_elasticloadbalancingv2.NetworkTargetGroup#metricHealthyHostCount","Use ``NetworkTargetGroup.metrics.healthyHostCount`` instead"),jsiiDeprecationWarnings.aws_cdk_lib_aws_cloudwatch_MetricOptions(props)}catch(error){throw process.env.JSII_DEBUG!=="1"&&error.name==="DeprecationError"&&Error.captureStackTrace(error,this.metricHealthyHostCount),error}return this.metrics.healthyHostCount(props)}metricUnHealthyHostCount(props){try{jsiiDeprecationWarnings.print("aws-cdk-lib.aws_elasticloadbalancingv2.NetworkTargetGroup#metricUnHealthyHostCount","Use ``NetworkTargetGroup.metrics.healthyHostCount`` instead"),jsiiDeprecationWarnings.aws_cdk_lib_aws_cloudwatch_MetricOptions(props)}catch(error){throw process.env.JSII_DEBUG!=="1"&&error.name==="DeprecationError"&&Error.captureStackTrace(error,this.metricUnHealthyHostCount),error}return this.metrics.unHealthyHostCount(props)}get firstLoadBalancerFullName(){if(this.listeners.length===0)throw new Error("The TargetGroup needs to be attached to a LoadBalancer before you can call this method");return base_target_group_1.loadBalancerNameFromListenerArn(this.listeners[0].listenerArn)}validateTargetGroup(){const ret=super.validateTargetGroup(),healthCheck=this.healthCheck||{},lowHealthCheckInterval=5,highHealthCheckInterval=300;if(healthCheck.interval){const seconds=healthCheck.interval.toSeconds();!cdk.Token.isUnresolved(seconds)&&(seconds<lowHealthCheckInterval||seconds>highHealthCheckInterval)&&ret.push(`Health check interval '${seconds}' not supported. Must be between ${lowHealthCheckInterval} and ${highHealthCheckInterval}.`)}if(healthCheck.healthyThresholdCount){const thresholdCount=healthCheck.healthyThresholdCount;(thresholdCount<2||thresholdCount>10)&&ret.push(`Healthy Threshold Count '${thresholdCount}' not supported. Must be a number between 2 and 10.`)}if(healthCheck.unhealthyThresholdCount){const thresholdCount=healthCheck.unhealthyThresholdCount;(thresholdCount<2||thresholdCount>10)&&ret.push(`Unhealthy Threshold Count '${thresholdCount}' not supported. Must be a number between 2 and 10.`)}return healthCheck.healthyThresholdCount&&healthCheck.unhealthyThresholdCount&&healthCheck.healthyThresholdCount!==healthCheck.unhealthyThresholdCount&&ret.push([`Healthy and Unhealthy Threshold Counts must be the same: ${healthCheck.healthyThresholdCount}`,`is not equal to ${healthCheck.unhealthyThresholdCount}.`].join(" ")),healthCheck.protocol&&(NLB_HEALTH_CHECK_PROTOCOLS.includes(healthCheck.protocol)||ret.push(`Health check protocol '${healthCheck.protocol}' is not supported. Must be one of [${NLB_HEALTH_CHECK_PROTOCOLS.join(", ")}]`),healthCheck.path&&!NLB_PATH_HEALTH_CHECK_PROTOCOLS.includes(healthCheck.protocol)&&ret.push([`'${healthCheck.protocol}' health checks do not support the path property.`,`Must be one of [${NLB_PATH_HEALTH_CHECK_PROTOCOLS.join(", ")}]`].join(" ")),healthCheck.timeout&&healthCheck.timeout.toSeconds()!==NLB_HEALTH_CHECK_TIMEOUTS[healthCheck.protocol]&&ret.push(["Custom health check timeouts are not supported for Network Load Balancer health checks.",`Expected ${NLB_HEALTH_CHECK_TIMEOUTS[healthCheck.protocol]} seconds for ${healthCheck.protocol}, got ${healthCheck.timeout.toSeconds()}`].join(" "))),ret}}exports.NetworkTargetGroup=NetworkTargetGroup,_a=JSII_RTTI_SYMBOL_1,NetworkTargetGroup[_a]={fqn:"aws-cdk-lib.aws_elasticloadbalancingv2.NetworkTargetGroup",version:"2.70.0"};class ImportedNetworkTargetGroup extends imported_1.ImportedTargetGroupBase{constructor(scope,id,props){if(super(scope,id,props),this.loadBalancerArns!=cdk.Aws.NO_VALUE){const targetGroupFullName=util_1.parseTargetGroupFullName(this.targetGroupArn),firstLoadBalancerFullName=util_1.parseLoadBalancerFullName(this.loadBalancerArns);this._metrics=new NetworkTargetGroupMetrics(this,targetGroupFullName,firstLoadBalancerFullName)}}get metrics(){if(!this._metrics)throw new Error("The imported NetworkTargetGroup needs the associated NetworkLoadBalancer to be able to provide metrics. Please specify the ARN value when importing it.");return this._metrics}registerListener(_listener){}addTarget(...targets){for(const target of targets)if(target.attachToNetworkTargetGroup(this).targetJson!==void 0)throw new Error("Cannot add a non-self registering target to an imported TargetGroup. Create a new TargetGroup instead.")}}const NLB_HEALTH_CHECK_PROTOCOLS=[enums_1.Protocol.HTTP,enums_1.Protocol.HTTPS,enums_1.Protocol.TCP],NLB_PATH_HEALTH_CHECK_PROTOCOLS=[enums_1.Protocol.HTTP,enums_1.Protocol.HTTPS],NLB_HEALTH_CHECK_TIMEOUTS={[enums_1.Protocol.HTTP]:6,[enums_1.Protocol.HTTPS]:10,[enums_1.Protocol.TCP]:10};