AWS CDK RestAPI Cognito和IAM授权
创始人
2024-11-14 13:00:15
0

要使用AWS CDK创建包含RestAPI、Cognito和IAM授权的解决方案,可以按照以下步骤操作:

  1. 安装AWS CDK:在终端或命令提示符中运行以下命令安装AWS CDK:
npm install -g aws-cdk
  1. 创建新的AWS CDK项目:在终端或命令提示符中,创建一个新的文件夹并进入该文件夹:
mkdir my-cdk-project
cd my-cdk-project
  1. 初始化AWS CDK项目:在终端或命令提示符中,运行以下命令初始化AWS CDK项目:
cdk init app --language typescript
  1. 安装所需的依赖:在终端或命令提示符中,运行以下命令安装所需的AWS CDK依赖:
npm install @aws-cdk/aws-apigateway @aws-cdk/aws-cognito @aws-cdk/aws-iam
  1. lib文件夹中创建一个新的RestApiCognitoStack.ts文件,并将以下代码添加到该文件中:
import * as cdk from '@aws-cdk/core';
import * as apigateway from '@aws-cdk/aws-apigateway';
import * as cognito from '@aws-cdk/aws-cognito';
import * as iam from '@aws-cdk/aws-iam';

export class RestApiCognitoStack extends cdk.Stack {
  constructor(scope: cdk.Construct, id: string, props?: cdk.StackProps) {
    super(scope, id, props);

    // 创建一个Cognito User Pool
    const userPool = new cognito.UserPool(this, 'MyUserPool', {
      selfSignUpEnabled: true,
      signInAliases: {
        email: true
      },
      autoVerify: {
        email: true
      }
    });

    // 创建一个Cognito User Pool Client
    const userPoolClient = new cognito.UserPoolClient(this, 'MyUserPoolClient', {
      userPool
    });

    // 创建一个API Gateway Rest API
    const restApi = new apigateway.RestApi(this, 'MyRestApi', {
      defaultCorsPreflightOptions: {
        allowOrigins: apigateway.Cors.ALL_ORIGINS,
        allowMethods: apigateway.Cors.ALL_METHODS
      }
    });

    // 创建一个API Gateway Authorizer
    const authorizer = new apigateway.CognitoUserPoolsAuthorizer(this, 'MyAuthorizer', {
      cognitoUserPools: [userPool]
    });

    // 创建一个API Gateway Resource
    const resource = restApi.root.addResource('myresource');

    // 创建一个API Gateway Method,并使用Cognito授权
    resource.addMethod('GET', new apigateway.HttpIntegration('http://example.com'), {
      authorizer
    });

    // 创建一个IAM Role,并为Cognito User Pool Client分配权限
    const role = new iam.Role(this, 'MyRole', {
      assumedBy: new iam.FederatedPrincipal('cognito-identity.amazonaws.com', {
        StringEquals: {
          'cognito-identity.amazonaws.com:aud': userPoolClient.userPoolClientId
        },
        'ForAnyValue:StringLike': {
          'cognito-identity.amazonaws.com:amr': 'authenticated'
        }
      }, 'sts:AssumeRoleWithWebIdentity')
    });

    role.addToPolicy(new iam.PolicyStatement({
      effect: iam.Effect.ALLOW,
      actions: ['execute-api:Invoke'],
      resources: [resource.resourceArn]
    }));
  }
}
  1. bin文件夹中的my-cdk-project.ts文件中,将以下代码添加到文件的顶部,以导入新创建的RestApiCognitoStack
import { RestApiCognitoStack } from '../lib/RestApiCognitoStack';
  1. bin文件夹中的my-cdk-project.ts文件中,将以下代码替换为main函数,以使用新创建的RestApiCognitoStack
const app = new cdk.App();
new RestApiCognitoStack(app, 'MyRestApiCognitoStack');
app.synth();
  1. 构建并部署AWS CDK应用程序:在终端或命令提示符中,运行以下命令构建并部署

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