a working deployment cdk

deploy/README.md

@@ -12,3 +12,7 @@ The `cdk.json` file tells the CDK Toolkit how to execute your app.
  * `cdk deploy`      deploy this stack to your default AWS account/region
  * `cdk diff`        compare deployed stack with current state
  * `cdk synth`       emits the synthesized CloudFormation template
+
+## configuration, please set them as env var
+ * `LOCALTUNNEL_BASE_DOMAIN`    the base domain for the localtunnel server, must be a root domain like example.com
+ * `LOCALTUNNEL_ROUTE53_ID`     the ID of the route53 hosted zone for the domain

deploy/bin/deploy.ts

@@ -3,5 +3,6 @@ import 'source-map-support/register';
 import * as cdk from '@aws-cdk/core';
 import { DeployStack } from '../lib/deploy-stack';
 
-const app = new cdk.App();
-new DeployStack(app, 'DeployStack');
+let app = new cdk.App();
+// replace them with HostedZoneID in route53, the domain name for the localtunnel, and the hosted zone domain
+new DeployStack(app, 'DeployStack', process.env.LOCALTUNNEL_ROUTE53_ID as string , process.env.LOCALTUNNEL_BASE_DOMAIN as string);

deploy/lib/deploy-stack.ts

@@ -5,8 +5,11 @@ 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";
 
+// tls certificate with ACM
+import * as route53 from '@aws-cdk/aws-route53';
+import * as acm from '@aws-cdk/aws-certificatemanager';
 export class DeployStack extends cdk.Stack {
-  constructor(scope: cdk.Construct, id: string, props?: cdk.StackProps) {
+  constructor(scope: cdk.Construct, id: string, hostedZoneID: string, domainName: string, props?: cdk.StackProps) {
     super(scope, id, props);
     // create vpc with 3 subnets
     const vpc = new ec2.Vpc(this, "LocalTunnelVPC", {
@@ -16,18 +19,46 @@ export class DeployStack extends cdk.Stack {
     const cluster = new ecs.Cluster(this, "LocalTunnelCluster", {
       vpc: vpc
     })
+    // create acm cert
+    const DNSZone = route53.HostedZone.fromHostedZoneAttributes(this, 'HostedZone', {
+      zoneName: domainName,
+      hostedZoneId: hostedZoneID
+    })
+    // add wildcard CNAME
+    new route53.CnameRecord(this, 'CnameRecordWildcard', {
+      zone: DNSZone,
+      recordName: "*",
+      domainName: domainName
+    })
+    const cert = new acm.Certificate(this, 'Cert', {
+      domainName: domainName,
+      subjectAlternativeNames: ["*."+domainName],
+      validation: acm.CertificateValidation.fromDns(DNSZone)
+    })
+    
+    
 
     // create LBed Fargate service
-    new ecs_patterns.ApplicationLoadBalancedFargateService(this, "LocalTunnelService", {
+    let localtunnelsvc = new ecs_patterns.ApplicationLoadBalancedFargateService(this, "LocalTunnelService", {
       cluster: cluster,
       cpu: 512,
       desiredCount: 1,
       taskImageOptions: {
         image: ecs.ContainerImage.fromRegistry("defunctzombie/localtunnel-server:latest")
+        
       },
       memoryLimitMiB: 2048,
-      publicLoadBalancer : true,
-      assignPublicIp: true
+      publicLoadBalancer: true,
+      certificate: cert,
+      redirectHTTP: true,
+      recordType: ecs_patterns.ApplicationLoadBalancedServiceRecordType.ALIAS,
+      listenerPort: 443,
+      domainName: domainName,
+      domainZone: DNSZone
+    })
+    // set health route
+    localtunnelsvc.targetGroup.configureHealthCheck({
+      path: "/api/status"
     })
   }
 }