要获取ElasticBeanstalk环境的负载均衡器ARN以供ApiGateway VPC链接使用,您可以使用AWS CDK来完成。下面是一个使用TypeScript编写的示例代码:
import * as cdk from 'aws-cdk-lib';
import { Construct } from 'constructs';
import * as elasticbeanstalk from 'aws-cdk-lib/aws-elasticbeanstalk';
import * as apigateway from 'aws-cdk-lib/aws-apigateway';
import * as ec2 from 'aws-cdk-lib/aws-ec2';
class MyStack extends cdk.Stack {
constructor(scope: Construct, id: string, props?: cdk.StackProps) {
super(scope, id, props);
// 创建VPC
const vpc = new ec2.Vpc(this, 'MyVpc', {
// 添加所需的VPC配置
});
// 创建ElasticBeanstalk环境
const ebsEnvironment = new elasticbeanstalk.CfnEnvironment(this, 'MyEbsEnvironment', {
// 添加所需的ElasticBeanstalk环境配置
});
// 获取ElasticBeanstalk环境的负载均衡器ARN
const ebsEnvironmentArn = `arn:aws:elasticbeanstalk:${this.region}:${this.account}:environment/${ebsEnvironment.ref}`;
// 创建ApiGateway
const api = new apigateway.RestApi(this, 'MyApi', {
// 添加所需的ApiGateway配置
});
// 创建VpcLink并将其与ApiGateway关联
const vpcLink = new apigateway.VpcLink(this, 'MyVpcLink', {
targets: [ec2.Vpc.fromVpcAttributes(this, 'Vpc', {
vpcId: vpc.vpcId,
availabilityZones: vpc.availabilityZones,
publicSubnetIds: vpc.publicSubnets.map(subnet => subnet.subnetId),
privateSubnetIds: vpc.privateSubnets.map(subnet => subnet.subnetId)
})]
});
api.addVpcLink(vpcLink);
// 创建Integration并将其与ApiGateway关联
const integration = new apigateway.AwsIntegration({
service: 'elasticbeanstalk',
integrationHttpMethod: 'POST',
options: {
credentialsRole: iamRole.roleArn,
integrationResponses: [
// 添加所需的Integration Response配置
],
requestTemplates: {
'application/json': `{
"elasticbeanstalk": {
"EndpointURL": "${ebsEnvironmentArn}"
}
}`
}
}
});
const resource = api.root.addResource('example');
resource.addMethod('POST', integration);
}
}
const app = new cdk.App();
new MyStack(app, 'MyStack');
在上面的示例中,我们首先创建了一个VPC,然后创建了一个ElasticBeanstalk环境。通过使用CfnEnvironment
构造函数创建ElasticBeanstalk环境,我们可以获取到该环境的ARN。
接下来,我们创建了一个ApiGateway并将其与我们刚创建的VPC关联起来。我们使用VpcLink
构造函数创建了一个VpcLink,并将其与ApiGateway关联。然后,我们使用AwsIntegration
构造函数创建了一个与ElasticBeanstalk环境的集成,并将其与ApiGateway关联。
最后,我们将Integration添加到ApiGateway资源上,以便在POST请求时触发与ElasticBeanstalk环境的交互。
请注意,上面的示例代码是以TypeScript编写的,您需要在项目中安装相应的依赖包。您还需要根据实际情况添加所需的配置和其他资源。