template.yml

AWSTemplateFormatVersion: 2010-09-09
Transform: AWS::Serverless-2016-10-31
Description: A serverless component for transcribing from MP3, MP4, WAV, FLAC to Text
Parameters:
  LanguageCode:
    Type: String
    Description: 'The language code of your audio file'
    AllowedValues : ['en-US','es-US','en-AU','fr-CA','en-GB','de-DE','pt-BR','fr-FR','it-IT','ko-KR','es-ES']
  InputS3BucketName:
    Type: String
    Default: 's3-lambda-transcribe-input-audio-bucket'
    MinLength: 3
  OutputS3BucketName:
    Type: String
    Default: 's3-lambda-transcribe-output-text-bucket'
    MinLength: 3
Resources:
  InputS3Bucket:
    Type: AWS::S3::Bucket
    Properties:
      BucketName: !Ref InputS3BucketName
  ConvertFileFunction:
    Type: AWS::Serverless::Function
    Properties:
      Handler: index.handler
      Timeout: 30
      MemorySize: 1024
      Runtime: nodejs12.x
      CodeUri: src/
      Policies:
      - S3CrudPolicy:
          BucketName: !Ref OutputS3BucketName
      - S3ReadPolicy:
          BucketName: !Ref InputS3BucketName
      - Statement:
          - Effect: Allow
            Action:
              - 'transcribe:StartTranscriptionJob'
            Resource: '*'
      Environment:
        Variables:
          OUTPUT_BUCKET: !Ref OutputS3Bucket
          LANGUAGE_CODE: !Ref LanguageCode
      Events:
        FileUpload:
          Type: S3
          Properties:
            Bucket: !Ref InputS3Bucket
            Events: s3:ObjectCreated:*
  OutputS3Bucket:
    Type: AWS::S3::Bucket
    Properties:
      BucketName: !Ref OutputS3BucketName

Outputs:
  InputS3Bucket:
    Description: Input S3 bucket
    Value: !Ref InputS3Bucket
  OutputS3Bucket:
    Description: Output S3 bucket
    Value: !Ref OutputS3Bucket