deploy-schedule.yaml

Parameters:
  LambdaFunctionARN:
    Default: arn:aws:lambda:myregion:123456789012:function:LambdaRedshiftRunner
    Description: The ARN of the currently deployed LambdaRedshiftRunner function
    Type: String
    AllowedPattern: ^arn\:aws\:lambda\:([\w-])+\:[0-9]{12}\:function\:(.*)$
  UtilityName:
    Default: AnalyzeVacuumUtility
    Description: Utility to run with this instance of the Scheduled Event
    Type: String
    AllowedValues:
      - Analyze
      - Vacuum
      - AnalyzeVacuumUtility
      - ColumnEncodingUtility
      - Monitoring
      - SystemTablePersistence
  S3ConfigPath:
    Default: s3://my-bucket/prefix/config-file.json
    Description: Configuration File for this Utility instance
    Type: String
    AllowedPattern: ^s3:\/\/([A-z\-]+)\/(.*)$
  CronExpression:
    Default: 0 0 * * ? *
    Description: Cron expression indicating how frequently to run the specified utility (default is once a day at midnight)
    Type: String
    AllowedPattern: ^([0-5]?[0-9]|\*|[0-5]?[0-9]\,[0-5]?[0-9]|[0-5]?[0-9]\-[0-5]?[0-9]|0\/[0-5]?[0-9]) ([ 01]?[0-9]|2[0-3]|\*|\,|\-|\/) ([ 012]?[1-9]|3[01]|JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC|\*|\,|\-|\/|\?|L|W) ([0]?[1-9]|1[0-2]|\*|\,|\-|\/) ([1-7]|MON|TUE|WED|THU|FRI|SAT|SUN|\*|\,|\-|\/|\?|L|\#) (19[7-9][0-9]|2[01][0-9][0-9]|\*|\,|\-|\/)$
Resources:
  UtilityEventRule:
    Type: "AWS::Events::Rule"
    Properties:
      Description: CloudWatch Events Rule to Invoke Lambda Runner
      Name: !Sub InvokeLambdaRedshiftRunner-${UtilityName}
      ScheduleExpression: !Sub cron(${CronExpression})
      State: ENABLED
      Targets:
        - Arn: !Ref LambdaFunctionARN
          Id: LambdaRedshiftRunner
          Input:
            !Sub |
                {
                  "ExecuteUtility":"${UtilityName}",
                  "ConfigLocation":"${S3ConfigPath}"
                }
  LambdaInvokePermission:
    Type: 'AWS::Lambda::Permission'
    Properties:
      FunctionName: !Ref LambdaFunctionARN
      Action: 'lambda:InvokeFunction'
      Principal: events.amazonaws.com
      SourceAccount: !Ref 'AWS::AccountId'
      SourceArn: !GetAtt UtilityEventRule.Arn