feat(ecs-patterns): add capacityProviderStrategies props to (Application/Network)LoadBalanced(Ec2/Fargate)Service

packages/@aws-cdk/aws-ecs-patterns/README.md

@@ -366,6 +366,32 @@ const loadBalancedFargateService = new ecsPatterns.ApplicationLoadBalancedFargat
 });
 ```
 
+### Set capacityProviderStrategies for ApplicationLoadBalancedFargateService
+
+```ts
+declare const cluster: ecs.Cluster;
+cluster.enableFargateCapacityProviders();
+
+const loadBalancedFargateService = new ecsPatterns.ApplicationLoadBalancedFargateService(this, 'Service', {
+  cluster,
+  taskImageOptions: {
+    image: ecs.ContainerImage.fromRegistry("amazon/amazon-ecs-sample"),
+  },
+  capacityProviderStrategies: [
+    {
+      capacityProvider: 'FARGATE_SPOT',
+      weight: 2,
+      base: 0,
+    },
+    {
+      capacityProvider: 'FARGATE',
+      weight: 1,
+      base: 1,
+    },
+  ],
+});
+```
+
 ### Add Schedule-Based Auto-Scaling to an ApplicationLoadBalancedFargateService
 
 ```ts
@@ -741,7 +767,7 @@ AWS Fargate. Enable ECS Exec, by setting `enableExecuteCommand` to `true`.
 
 ECS Exec is supported by all Services i.e. `ApplicationLoadBalanced(Fargate|Ec2)Service`, `ApplicationMultipleTargetGroups(Fargate|Ec2)Service`, `NetworkLoadBalanced(Fargate|Ec2)Service`, `NetworkMultipleTargetGroups(Fargate|Ec2)Service`, `QueueProcessing(Fargate|Ec2)Service`. It is not supported for `ScheduledTask`s.
 
-Read more about ECS Exec in the [ECS Developer Guide](https://docs.aws.amazon.com/AmazonECS/latest/developerguide/ecs-exec.html). 
+Read more about ECS Exec in the [ECS Developer Guide](https://docs.aws.amazon.com/AmazonECS/latest/developerguide/ecs-exec.html).
 
 Example:
 

packages/@aws-cdk/aws-ecs-patterns/lib/base/application-load-balanced-service-base.ts

@@ -2,7 +2,7 @@ import { Certificate, CertificateValidation, ICertificate } from '@aws-cdk/aws-c
 import { IVpc } from '@aws-cdk/aws-ec2';
 import {
   AwsLogDriver, BaseService, CloudMapOptions, Cluster, ContainerImage, DeploymentController, DeploymentCircuitBreaker,
-  ICluster, LogDriver, PropagatedTagSource, Secret,
+  ICluster, LogDriver, PropagatedTagSource, Secret, CapacityProviderStrategy,
 } from '@aws-cdk/aws-ecs';
 import {
   ApplicationListener, ApplicationLoadBalancer, ApplicationProtocol, ApplicationProtocolVersion, ApplicationTargetGroup,
@@ -247,6 +247,14 @@ export interface ApplicationLoadBalancedServiceBaseProps {
    */
   readonly circuitBreaker?: DeploymentCircuitBreaker;
 
+  /**
+   * A list of Capacity Provider strategies used to place a service.
+   *
+   * @default - undefined
+   *
+   */
+  readonly capacityProviderStrategies?: CapacityProviderStrategy[];
+
   /**
    * Name of the load balancer
    *

packages/@aws-cdk/aws-ecs-patterns/lib/base/network-load-balanced-service-base.ts

@@ -1,7 +1,7 @@
 import { IVpc } from '@aws-cdk/aws-ec2';
 import {
   AwsLogDriver, BaseService, CloudMapOptions, Cluster, ContainerImage, DeploymentController, DeploymentCircuitBreaker,
-  ICluster, LogDriver, PropagatedTagSource, Secret,
+  ICluster, LogDriver, PropagatedTagSource, Secret, CapacityProviderStrategy,
 } from '@aws-cdk/aws-ecs';
 import { INetworkLoadBalancer, NetworkListener, NetworkLoadBalancer, NetworkTargetGroup } from '@aws-cdk/aws-elasticloadbalancingv2';
 import { IRole } from '@aws-cdk/aws-iam';
@@ -183,6 +183,14 @@ export interface NetworkLoadBalancedServiceBaseProps {
    */
   readonly circuitBreaker?: DeploymentCircuitBreaker;
 
+  /**
+   * A list of Capacity Provider strategies used to place a service.
+   *
+   * @default - undefined
+   *
+   */
+  readonly capacityProviderStrategies?: CapacityProviderStrategy[];
+
   /**
    * Whether ECS Exec should be enabled
    *

packages/@aws-cdk/aws-ecs-patterns/lib/ecs/application-load-balanced-ecs-service.ts

@@ -155,6 +155,7 @@ export class ApplicationLoadBalancedEc2Service extends ApplicationLoadBalancedSe
       enableExecuteCommand: props.enableExecuteCommand,
       placementConstraints: props.placementConstraints,
       placementStrategies: props.placementStrategies,
+      capacityProviderStrategies: props.capacityProviderStrategies,
     });
     this.addServiceAsTarget(this.service);
   }

packages/@aws-cdk/aws-ecs-patterns/lib/ecs/network-load-balanced-ecs-service.ts

@@ -153,6 +153,7 @@ export class NetworkLoadBalancedEc2Service extends NetworkLoadBalancedServiceBas
       enableExecuteCommand: props.enableExecuteCommand,
       placementConstraints: props.placementConstraints,
       placementStrategies: props.placementStrategies,
+      capacityProviderStrategies: props.capacityProviderStrategies,
     });
     this.addServiceAsTarget(this.service);
   }

packages/@aws-cdk/aws-ecs-patterns/lib/fargate/application-load-balanced-fargate-service.ts

@@ -176,6 +176,7 @@ export class ApplicationLoadBalancedFargateService extends ApplicationLoadBalanc
       securityGroups: props.securityGroups,
       vpcSubnets: props.taskSubnets,
       enableExecuteCommand: props.enableExecuteCommand,
+      capacityProviderStrategies: props.capacityProviderStrategies,
     });
     this.addServiceAsTarget(this.service);
   }

packages/@aws-cdk/aws-ecs-patterns/lib/fargate/network-load-balanced-fargate-service.ts

@@ -162,6 +162,7 @@ export class NetworkLoadBalancedFargateService extends NetworkLoadBalancedServic
       circuitBreaker: props.circuitBreaker,
       vpcSubnets: props.taskSubnets,
       enableExecuteCommand: props.enableExecuteCommand,
+      capacityProviderStrategies: props.capacityProviderStrategies,
     });
     this.addServiceAsTarget(this.service);
   }

packages/@aws-cdk/aws-ecs-patterns/test/ec2/application-load-balanced-ecs-service.integ.snapshot/aws-ecs-integ.assets.json

@@ -0,0 +1,19 @@
+{
+  "version": "20.0.0",
+  "files": {
+    "14bdb67f7676296b9bdb5b121f8aa237cf8df54278388a53a755ffd368499b9b": {
+      "source": {
+        "path": "aws-ecs-integ.template.json",
+        "packaging": "file"
+      },
+      "destinations": {
+        "current_account-current_region": {
+          "bucketName": "cdk-hnb659fds-assets-${AWS::AccountId}-${AWS::Region}",
+          "objectKey": "14bdb67f7676296b9bdb5b121f8aa237cf8df54278388a53a755ffd368499b9b.json",
+          "assumeRoleArn": "arn:${AWS::Partition}:iam::${AWS::AccountId}:role/cdk-hnb659fds-file-publishing-role-${AWS::AccountId}-${AWS::Region}"
+        }
+      }
+    }
+  },
+  "dockerImages": {}
+}