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feat(scheduler-targets-alpha): KinesisDataFirehosePutRecord Target #27842

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25 changes: 25 additions & 0 deletions packages/@aws-cdk/aws-scheduler-targets-alpha/README.md
Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ The following targets are supported:
1. `targets.LambdaInvoke`: [Invoke an AWS Lambda function](#invoke-a-lambda-function))
2. `targets.StepFunctionsStartExecution`: [Start an AWS Step Function](#start-an-aws-step-function)
3. `targets.CodeBuildStartBuild`: [Start a CodeBuild job](#start-a-codebuild-job)
4. `targets.KinesisDataFirehosePutRecord`: [Put records to Amazon Kinesis Data Firehose](#put-records-to-amazon-kinesis-data-firehose)

## Invoke a Lambda function

Expand Down Expand Up @@ -121,3 +122,27 @@ new Schedule(this, 'Schedule', {
target: new targets.CodeBuildStartBuild(project),
});
```

## Put records to Amazon Kinesis Data Firehose

Use the `KinesisDataFirehosePutRecord` target to put records to Amazon Kinesis Data Firehose.

The code snippet below creates an event rule with a Kinesis Data Firehose as a target
called every hour by Event Bridge Scheduler with a custom payload.

```ts
import * as kinesisfirehose from 'aws-cdk-lib/aws-kinesisfirehose';

declare const deliveryStream: kinesisfirehose.CfnDeliveryStream;
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Suggested change
import * as kinesisfirehose from 'aws-cdk-lib/aws-kinesisfirehose';
declare const deliveryStream: kinesisfirehose.CfnDeliveryStream;
import * as firehose from 'aws-cdk-lib/aws-kinesisfirehose';
declare const deliveryStream: firehose.CfnDeliveryStream;


const payload = {
Data: "record",
};

new Schedule(this, 'Schedule', {
schedule: ScheduleExpression.rate(Duration.minutes(60)),
target: new targets.KinesisDataFirehosePutRecord(deliveryStream, {
input: ScheduleTargetInput.fromObject(payload),
}),
});
```
1 change: 1 addition & 0 deletions packages/@aws-cdk/aws-scheduler-targets-alpha/lib/index.ts
Original file line number Diff line number Diff line change
Expand Up @@ -2,3 +2,4 @@ export * from './target';
export * from './lambda-invoke';
export * from './stepfunctions-start-execution';
export * from './codebuild-start-build';
export * from './kinesis-data-firehose-put-record';
Original file line number Diff line number Diff line change
@@ -0,0 +1,37 @@
import { ISchedule, IScheduleTarget } from '@aws-cdk/aws-scheduler-alpha';
import { Names } from 'aws-cdk-lib';
import { IRole, PolicyStatement } from 'aws-cdk-lib/aws-iam';
import { CfnDeliveryStream } from 'aws-cdk-lib/aws-kinesisfirehose';
import { ScheduleTargetBase, ScheduleTargetBaseProps } from './target';
import { sameEnvDimension } from './util';

/**
* Use an Amazon Kinesis Data Firehose as a target for AWS EventBridge Scheduler.
*/
export class KinesisDataFirehosePutRecord extends ScheduleTargetBase implements IScheduleTarget {
constructor(
private readonly deliveryStream: CfnDeliveryStream,
private readonly props: ScheduleTargetBaseProps,
) {
super(props, deliveryStream.attrArn);
}

protected addTargetActionToRole(schedule: ISchedule, role: IRole): void {
if (!sameEnvDimension(this.deliveryStream.stack.region, schedule.env.region)) {
throw new Error(`Cannot assign firehose in region ${this.deliveryStream.stack.region} to the schedule ${Names.nodeUniqueId(schedule.node)} in region ${schedule.env.region}. Both the schedule and the firehose must be in the same region.`);
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throw new Error(`Cannot assign firehose in region ${this.deliveryStream.stack.region} to the schedule ${Names.nodeUniqueId(schedule.node)} in region ${schedule.env.region}. Both the schedule and the firehose must be in the same region.`);
throw new Error(`Cannot assign the Firehose delivery stream in region ${this.deliveryStream.stack.region} to the schedule ${Names.nodeUniqueId(schedule.node)} in region ${schedule.env.region}. Both the schedule and the Firehose delivery stream must be in the same region.`);

}

if (!sameEnvDimension(this.deliveryStream.stack.account, schedule.env.account)) {
throw new Error(`Cannot assign firehose in account ${this.deliveryStream.stack.account} to the schedule ${Names.nodeUniqueId(schedule.node)} in account ${schedule.env.region}. Both the schedule and the firehose must be in the same account.`);
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throw new Error(`Cannot assign firehose in account ${this.deliveryStream.stack.account} to the schedule ${Names.nodeUniqueId(schedule.node)} in account ${schedule.env.region}. Both the schedule and the firehose must be in the same account.`);
throw new Error(`Cannot assign the Firehose delivery stream in account ${this.deliveryStream.stack.account} to the schedule ${Names.nodeUniqueId(schedule.node)} in account ${schedule.env.region}. Both the schedule and the Firehose delivery stream must be in the same account.`);

}

if (this.props.role && !sameEnvDimension(this.props.role.env.account, this.deliveryStream.stack.account)) {
throw new Error(`Cannot grant permission to execution role in account ${this.props.role.env.account} to invoke target ${Names.nodeUniqueId(this.deliveryStream.node)} in account ${this.deliveryStream.stack.account}. Both the target and the execution role must be in the same account.`);
}

role.addToPrincipalPolicy(new PolicyStatement({
actions: ['firehose:PutRecord'],
resources: [this.deliveryStream.attrArn],
}));
}
}
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