feat(batch): new L2 Constructs

packages/@aws-cdk/aws-batch/lib/compute-environment-base.ts

@@ -0,0 +1,119 @@
+import * as iam from '@aws-cdk/aws-iam';
+import { IResource, Resource } from '@aws-cdk/core';
+import { Construct } from 'constructs';
+import { CfnComputeEnvironmentProps } from './batch.generated';
+
+
+/**
+ * Represents a ComputeEnvironment
+ */
+export interface IComputeEnvironment extends IResource {
+  /**
+   * The name of the ComputeEnvironment
+   *
+   * @default - generated by CloudFormation
+   *
+   * @attribute
+   */
+  readonly computeEnvironmentName?: string;
+
+  /**
+   * The ARN of this compute environment.
+   *
+   * @attribute
+   */
+  readonly computeEnvironmentArn: string;
+
+  /**
+   * The role Batch uses to perform actions on your behalf
+   * in your account, such as provision instances to run your jobs
+   *
+   * @default - a serviceRole will be created for managed CEs, none for unmanaged CEs
+   */
+  readonly serviceRole?: iam.IRole;
+
+  /**
+   * Whether or not this ComputeEnvironment can accept jobs from a Queue.
+   * Enabled ComputeEnvironments can accept jobs from a Queue and
+   * can scale instances up or down.
+   * Disabled ComputeEnvironments cannot accept jobs from a Queue or
+   * scale instances up or down.
+   *
+   * If you change a ComputeEnvironment from enabled to disabled while it is executing jobs,
+   * Jobs in the `STARTED` or `RUNNING` states will not
+   * be interrupted. The ComputeEnvironment will no longer scale instances down;
+   * that is, any instances that were scaled up will remain if the ComputeEnvironment is disabled.
+   *
+   * To ensure you aren't billed for unused capacity, remove the ComputeEnvironment from your stack.
+   */
+  readonly enabled: boolean;
+}
+
+/**
+ * Props common to all ComputeEnvironments
+ */
+export interface ComputeEnvironmentProps {
+  /**
+   * The name of the ComputeEnvironment
+   *
+   * @default - generated by CloudFormation
+   */
+  readonly computeEnvironmentName?: string;
+
+  /**
+   * The role Batch uses to perform actions on your behalf
+   * in your account, such as provision instances to run your jobs
+   *
+   * @default - a serviceRole will be created for managed CEs, none for unmanaged CEs
+   */
+  readonly serviceRole?: iam.IRole;
+
+  /**
+   * Whether or not this ComputeEnvironment can accept jobs from a Queue.
+   * Enabled ComputeEnvironments can accept jobs from a Queue and
+   * can scale instances up or down.
+   * Disabled ComputeEnvironments cannot accept jobs from a Queue or
+   * scale instances up or down.
+   *
+   * If you change a ComputeEnvironment from enabled to disabled while it is executing jobs,
+   * Jobs in the `STARTED` or `RUNNING` states will not
+   * be interrupted. The ComputeEnvironment will no longer scale instances down;
+   * that is, any instances that were scaled up will remain if the ComputeEnvironment is disabled.
+   *
+   * To ensure you aren't billed for unused capacity, remove the ComputeEnvironment from your stack.
+   *
+   * @default true
+   */
+  readonly enabled?: boolean;
+}
+
+/**
+ * Abstract base class for ComputeEnvironments
+ *
+ * @internal
+ */
+export abstract class ComputeEnvironmentBase extends Resource implements IComputeEnvironment {
+  public readonly computeEnvironmentName?: string | undefined;
+  public readonly serviceRole?: iam.IRole | undefined;
+  public readonly enabled: boolean;
+  public abstract readonly computeEnvironmentArn: string;
+
+  protected resourceProps: CfnComputeEnvironmentProps;
+
+  constructor(scope: Construct, id: string, props?: ComputeEnvironmentProps) {
+    super(scope, id, {
+      physicalName: props?.computeEnvironmentName,
+    });
+
+    this.computeEnvironmentName = props?.computeEnvironmentName;
+    this.serviceRole = props?.serviceRole;
+    this.enabled = props?.enabled || props?.enabled === undefined ? true : false;
+
+    this.resourceProps = {
+      computeEnvironmentName: this.computeEnvironmentName,
+      serviceRole: this.serviceRole?.roleArn,
+      state: this.enabled ? 'ENABLED' : 'DISABLED',
+      type: 'dummy',
+    };
+  }
+}