fargate-example.ts

#!/usr/bin/env node
import 'source-map-support/register';
import * as core from '@aws-cdk/core';
import * as ec2 from '@aws-cdk/aws-ec2';
import * as ecs from '@aws-cdk/aws-ecs';
import * as ecs_patterns from '@aws-cdk/aws-ecs-patterns';

// Example code from: https://docs.aws.amazon.com/cdk/latest/guide/home.html
export class MyEcsConstructStack extends core.Stack {
  constructor(scope: core.App, id: string, props?: core.StackProps) {
    super(scope, id, props);

    const vpc = new ec2.Vpc(this, "MyVpc", {
      maxAzs: 3 // Default is all AZs in region
    });

    const cluster = new ecs.Cluster(this, "MyCluster", {
      vpc: vpc
    });

    // Create a load-balanced Fargate service and make it public
    new ecs_patterns.LoadBalancedFargateService(this, "MyFargateService", {
      cluster: cluster, // Required
      cpu: 512, // Default is 256
      desiredCount: 6, // Default is 1
      image: ecs.ContainerImage.fromRegistry("amazon/amazon-ecs-sample"), // Required
      memoryLimitMiB: 2048, // Default is 512
      publicLoadBalancer: true // Default is false
    });
  }
}


const myApp = new core.App();
new MyEcsConstructStack(myApp, 'FargateExampleStack', { });
myApp.synth();

package.json

{
  "name": "aws-cdk-example",
  "version": "0.1.0",
  "bin": {
    "aws-cdk-example": "bin/aws-cdk-example.js"
  },
  "scripts": {
    "build": "tsc",
    "watch": "tsc -w",
    "cdk": "cdk"
  },
  "devDependencies": {
    "@types/node": "12.6.8",
    "@aws-cdk/aws-ec2": "^1.3.0",
    "@aws-cdk/aws-ecs": "^1.3.0",
    "@aws-cdk/aws-ecs-patterns": "^1.3.0",
    "@aws-cdk/aws-s3": "^1.3.0",
    "source-map-support": "^0.5.13",
    "typescript": "^3.5.3",
    "ts-node": "^8.3.0",
    "aws-cdk": "^1.3.0"
  },
  "dependencies": {}
}