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# 使用 CloudFormation 範本自動化 Amazon SNS 訊息封存
<a name="firehose-example-cfn"></a>

若要自動部署 Amazon SNS[訊息封存和分析範例使用案例](firehose-example-use-case.md)，您可以使用以下 YAML 範本：

```
---
AWSTemplateFormatVersion: '2010-09-09'
Description: Template for creating an SNS archiving use case
Resources:
  ticketUploadStream:
    DependsOn:
    - ticketUploadStreamRolePolicy
    Type: AWS::KinesisFirehose::DeliveryStream
    Properties:
      S3DestinationConfiguration:
        BucketARN: !Sub 'arn:${AWS::Partition}:s3:::${ticketArchiveBucket}'
        BufferingHints:
          IntervalInSeconds: 60
          SizeInMBs: 1
        CompressionFormat: UNCOMPRESSED
        RoleARN: !GetAtt ticketUploadStreamRole.Arn
  ticketArchiveBucket:
    Type: AWS::S3::Bucket
  ticketTopic:
    Type: AWS::SNS::Topic
  ticketPaymentQueue:
    Type: AWS::SQS::Queue
  ticketFraudQueue:
    Type: AWS::SQS::Queue
  ticketQueuePolicy:
    Type: AWS::SQS::QueuePolicy
    Properties:
      PolicyDocument:
        Statement:
          Effect: Allow
          Principal:
            Service: sns.amazonaws.com
          Action:
            - sqs:SendMessage
          Resource: '*'
          Condition:
            ArnEquals:
              aws:SourceArn: !Ref ticketTopic
      Queues:
        - !Ref ticketPaymentQueue
        - !Ref ticketFraudQueue
  ticketUploadStreamSubscription:
    Type: AWS::SNS::Subscription
    Properties:
      TopicArn: !Ref ticketTopic
      Endpoint: !GetAtt ticketUploadStream.Arn
      Protocol: firehose
      SubscriptionRoleArn: !GetAtt ticketUploadStreamSubscriptionRole.Arn
  ticketPaymentQueueSubscription:
    Type: AWS::SNS::Subscription
    Properties:
      TopicArn: !Ref ticketTopic
      Endpoint: !GetAtt ticketPaymentQueue.Arn
      Protocol: sqs
  ticketFraudQueueSubscription:
    Type: AWS::SNS::Subscription
    Properties:
      TopicArn: !Ref ticketTopic
      Endpoint: !GetAtt ticketFraudQueue.Arn
      Protocol: sqs
  ticketUploadStreamRole:
    Type: AWS::IAM::Role
    Properties:
      AssumeRolePolicyDocument:
        Version: '2012-10-17		 	 	 '
        Statement:
        - Sid: ''
          Effect: Allow
          Principal:
            Service: firehose.amazonaws.com
          Action: sts:AssumeRole
  ticketUploadStreamRolePolicy:
    Type: AWS::IAM::Policy
    Properties:
      PolicyName: FirehoseticketUploadStreamRolePolicy
      PolicyDocument:
        Version: '2012-10-17		 	 	 '
        Statement:
        - Effect: Allow
          Action:
          - s3:AbortMultipartUpload
          - s3:GetBucketLocation
          - s3:GetObject
          - s3:ListBucket
          - s3:ListBucketMultipartUploads
          - s3:PutObject
          Resource:
          - !Sub 'arn:aws:s3:::${ticketArchiveBucket}'
          - !Sub 'arn:aws:s3:::${ticketArchiveBucket}/*'
      Roles:
      - !Ref ticketUploadStreamRole
  ticketUploadStreamSubscriptionRole:
    Type: AWS::IAM::Role
    Properties:
      AssumeRolePolicyDocument:
        Version: '2012-10-17		 	 	 '
        Statement:
        - Effect: Allow
          Principal:
            Service:
            - sns.amazonaws.com
          Action:
          - sts:AssumeRole
      Policies:
      - PolicyName: SNSKinesisFirehoseAccessPolicy
        PolicyDocument:
          Version: '2012-10-17		 	 	 '
          Statement:
          - Action:
            - firehose:DescribeDeliveryStream
            - firehose:ListDeliveryStreams
            - firehose:ListTagsForDeliveryStream
            - firehose:PutRecord
            - firehose:PutRecordBatch
            Effect: Allow
            Resource:
            - !GetAtt ticketUploadStream.Arn
```