Public/Serverless/Property Types/Add-SAMDynamoDBEventSource.ps1
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function Add-SAMDynamoDBEventSource { <# .SYNOPSIS Adds a DynamoDB Event Source to a Serverless Application Model resource .DESCRIPTION The object describing an event source with type DynamoDB. .LINK https://github.com/awslabs/serverless-application-model/blob/master/versions/2016-10-31.md#dynamodb .PARAMETER LogicalId The logical ID must be alphanumeric (A-Za-z0-9) and unique within the template. Use the logical name to reference the resource in other parts of the template. .PARAMETER Stream Required. ARN of the Amazon DynamoDB stream. Use either a string or an intrinsic function. .PARAMETER StartingPosition Required. One of TRIM_HORIZON or LATEST. .PARAMETER BatchSize Maximum number of stream records to process per function invocation. .FUNCTIONALITY Serverless #> [OutputType('Vaporshell.Serverless.EventSource.DynamoDB')] [cmdletbinding()] Param ( [parameter(Mandatory = $true,Position = 0)] [ValidateScript( { if ($_ -match "^[a-zA-Z0-9]*$") { $true } else { throw 'The logical ID must be alphanumeric (a-z, A-Z, 0-9) and unique within the template.' } })] [System.String] $LogicalId, [parameter(Mandatory = $true)] [ValidateScript( { $allowedTypes = "System.String","Vaporshell.Function" if ([string]$($_.PSTypeNames) -match "($(($allowedTypes|ForEach-Object{[RegEx]::Escape($_)}) -join '|'))") { $true } else { throw "This parameter only accepts the following types: $($allowedTypes -join ", "). The current types of the value are: $($_.PSTypeNames -join ", ")." } })] $Stream, [parameter(Mandatory = $true)] [ValidateSet("TRIM_HORIZON","LATEST")] [System.String] $StartingPosition, [parameter(Mandatory = $false)] [Int] $BatchSize ) $Params = @{ LogicalId = $LogicalId Type = "DynamoDB" Properties = @{ Stream = $Stream StartingPosition = $StartingPosition } } if ($BatchSize) { $Params["Properties"].Add("BatchSize",$BatchSize) } Add-SAMEventSource @Params | Add-ObjectDetail -TypeName 'Vaporshell.Serverless.EventSource.DynamoDB' } |