Checks/Aws/Test-RedshiftClusterPublicAccess.ps1

function Test-RedshiftClusterPublicAccess {
    <#
    .SYNOPSIS
        Redshift cluster is not publicly exposed to the Internet

    .DESCRIPTION
        Amazon Redshift clusters with `publicly accessible` endpoints in **public subnets** and security groups allowing TCP from `0.0.0.0/0` or `::/0` are identified as internet-exposed.
        
        Public endpoints without internet reachability due to private subnets or restrictive rules are recognized separately.

    .PARAMETER Check
        CIEMCheck object containing check metadata.
    #>

    [CmdletBinding()]
    [OutputType([PSCustomObject[]])]
    param(
        [Parameter(Mandatory)]
        [CIEMCheck]$Check
    )

    $ErrorActionPreference = 'Stop'

    # TODO: Implement check logic based on Prowler check: redshift_cluster_public_access

    [CIEMScanResult]::Create($Check, 'MANUAL', 'This check requires manual implementation. See Prowler check redshift_cluster_public_access for reference.', 'N/A', 'redshift Resources')
}