feat(ecs): add Amazon Linux 2023 to EcsOptimizedImage (#26989)

Add support for selecting Amazon Linux 2023 ECS Optimized images.

Reference: https://docs.aws.amazon.com/AmazonECS/latest/developerguide/retrieve-ecs-optimized_AMI.html

Closes #26988.

----

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

Author: layertwo

packages/aws-cdk-lib/aws-ecs/lib/amis.ts

@@ -139,6 +139,7 @@ export class EcsOptimizedAmi implements ec2.IMachineImage {
       + (this.windowsVersion ? 'ami-windows-latest/' : 'ecs/optimized-ami/')
       + (this.generation === ec2.AmazonLinuxGeneration.AMAZON_LINUX ? 'amazon-linux/' : '')
       + (this.generation === ec2.AmazonLinuxGeneration.AMAZON_LINUX_2 ? 'amazon-linux-2/' : '')
+      + (this.generation === ec2.AmazonLinuxGeneration.AMAZON_LINUX_2023 ? 'amazon-linux-2023/' : '')
       + (this.windowsVersion ? `Windows_Server-${this.windowsVersion}-English-Full-ECS_Optimized/` : '')
       + (this.hwType === AmiHardwareType.GPU ? 'gpu/' : '')
       + (this.hwType === AmiHardwareType.ARM ? 'arm64/' : '')
@@ -192,6 +193,19 @@ export interface EcsOptimizedImageOptions {
  * Construct a Linux or Windows machine image from the latest ECS Optimized AMI published in SSM
  */
 export class EcsOptimizedImage implements ec2.IMachineImage {
+  /**
+   * Construct an Amazon Linux 2023 image from the latest ECS Optimized AMI published in SSM
+   *
+   * @param hardwareType ECS-optimized AMI variant to use
+   */
+  public static amazonLinux2023(hardwareType = AmiHardwareType.STANDARD, options: EcsOptimizedImageOptions = {}): EcsOptimizedImage {
+    return new EcsOptimizedImage({
+      generation: ec2.AmazonLinuxGeneration.AMAZON_LINUX_2023,
+      hardwareType,
+      cachedInContext: options.cachedInContext,
+    });
+  }
+
   /**
    * Construct an Amazon Linux 2 image from the latest ECS Optimized AMI published in SSM
    *
@@ -253,6 +267,7 @@ export class EcsOptimizedImage implements ec2.IMachineImage {
       + (this.windowsVersion ? 'ami-windows-latest/' : 'ecs/optimized-ami/')
       + (this.generation === ec2.AmazonLinuxGeneration.AMAZON_LINUX ? 'amazon-linux/' : '')
       + (this.generation === ec2.AmazonLinuxGeneration.AMAZON_LINUX_2 ? 'amazon-linux-2/' : '')
+      + (this.generation === ec2.AmazonLinuxGeneration.AMAZON_LINUX_2023 ? 'amazon-linux-2023/' : '')
       + (this.windowsVersion ? `Windows_Server-${this.windowsVersion}-English-Full-ECS_Optimized/` : '')
       + (this.hwType === AmiHardwareType.GPU ? 'gpu/' : '')
       + (this.hwType === AmiHardwareType.ARM ? 'arm64/' : '')

packages/aws-cdk-lib/aws-ecs/test/cluster.test.ts

@@ -982,6 +982,17 @@ describe('cluster', () => {
 
   });
 
+  testDeprecated('allows returning the correct image for linux 2023 for EcsOptimizedAmi', () => {
+    // GIVEN
+    const stack = new cdk.Stack();
+    const ami = new ecs.EcsOptimizedAmi({
+      generation: ec2.AmazonLinuxGeneration.AMAZON_LINUX_2023,
+    });
+
+    expect(ami.getImage(stack).osType).toEqual(ec2.OperatingSystemType.LINUX);
+
+  });
+
   test('allows returning the correct image for linux for EcsOptimizedImage', () => {
     // GIVEN
     const stack = new cdk.Stack();
@@ -1009,6 +1020,24 @@ describe('cluster', () => {
 
   });
 
+  test('allows returning the correct image for linux 2023 for EcsOptimizedImage', () => {
+    // GIVEN
+    const stack = new cdk.Stack();
+
+    expect(ecs.EcsOptimizedImage.amazonLinux2023().getImage(stack).osType).toEqual(
+      ec2.OperatingSystemType.LINUX);
+
+  });
+
+  test('allows returning the correct image for linux 2023 for EcsOptimizedImage with ARM hardware', () => {
+    // GIVEN
+    const stack = new cdk.Stack();
+
+    expect(ecs.EcsOptimizedImage.amazonLinux2023(ecs.AmiHardwareType.ARM).getImage(stack).osType).toEqual(
+      ec2.OperatingSystemType.LINUX);
+
+  });
+
   test('allows returning the correct image for windows for EcsOptimizedImage', () => {
     // GIVEN
     const stack = new cdk.Stack();