【问题标题】:"NLB ARN is malformed" when create VPC link for AWS APIGateway为 AWS APIGateway 创建 VPC 链接时出现“NLB ARN 格式错误”
【发布时间】:2018-03-08 09:58:49
【问题描述】:

我按照教程创建了一个指向我的私有 elb 平衡器的 VPC 链接。 https://docs.aws.amazon.com/apigateway/latest/developerguide/set-up-api-with-vpclink-cli.html

但它失败了,并收到错误消息“statusMessage”:“NLB ARN is malformed”。

我确实通过 elbv2 cli 找到了具有相同 ARN 的 ELB,因此 ARN 必须是合法的...

我找不到解决问题的文档。 任何人都可以帮助我吗?谢谢。

我所做的如下。

$ aws elbv2 describe-load-balancers --load-balancer-arns arn:aws:elasticloadbalancing:ap-northeast-1:846239845603:loadbalancer/app/v2-api-balancer/db49ab0ecaef1de8

{
"LoadBalancers": [
{
"Scheme": "internal",
"SecurityGroups": [
"sg-9282b8f4"
],
"LoadBalancerArn": "arn:aws:elasticloadbalancing:ap-northeast-1:846239845603:loadbalancer/app/v2-api-balancer/db49ab0ecaef1de8",
"State": {
"Code": "active"
},
"CreatedTime": "2017-10-18T04:27:28.780Z",
"VpcId": "vpc-dbe3f2be",
"DNSName": "internal-v2-api-balancer-988454399.ap-northeast-1.elb.amazonaws.com",
"AvailabilityZones": [
{
"SubnetId": "subnet-7642062e",
"ZoneName": "ap-northeast-1c"
},
{
"SubnetId": "subnet-c454fa8d",
"ZoneName": "ap-northeast-1b"
}
],
"IpAddressType": "ipv4",
"Type": "application",
"LoadBalancerName": "v2-api-balancer",
"CanonicalHostedZoneId": "Z14GRHDCWA56QT"
}
]
}

$ aws apigateway create-vpc-link \ 
--name my-test-vpc-link-1 \
--target-arns "arn:aws:elasticloadbalancing:ap-northeast-1:846239845603:loadbalancer/app/v2-api-balancer/db49ab0ecaef1de8" 

{
"name": "my-test-vpc-link-1",
"targetArns": [
"arn:aws:elasticloadbalancing:ap-northeast-1:846239845603:loadbalancer/app/v2-api-balancer/db49ab0ecaef1de8"
],
"id": "7eexgn",
"status": "PENDING"
}

$ aws apigateway get-vpc-link --vpc-link-id 7eexgn

{
"id": "7eexgn",
"targetArns": [
"arn:aws:elasticloadbalancing:ap-northeast-1:846239845603:loadbalancer/app/v2-api-balancer/db49ab0ecaef1de8"
],
"status": "FAILED",
"name": "my-test-vpc-link-1",
"statusMessage": "NLB ARN is malformed"
}

【问题讨论】:

  • 请注意 ARN 中的字符串 /app/。那是一个 Application 负载均衡器。 网络负载均衡器将在此处具有/net/
  • 我也错误地使用了应用程序负载均衡器(Terraform 默认)并看到此错误消息。这绝对是最终用户错误,但错误消息也可能更好。

标签: amazon-web-services aws-api-gateway aws-vpc aws-elb


【解决方案1】:

VPC 链接必须指向 网络 LB。看起来您正在尝试使用应用程序 LB。

https://docs.aws.amazon.com/apigateway/latest/developerguide/set-up-nlb-for-vpclink-using-console.html

【讨论】:

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