AzSqlAccessSync

0.13.0

Private/Test-EntraIdPrincipal.ps1

                                function Test-EntraIdPrincipal {

    param(

        [Parameter(Mandatory)]

        [string]$PrincipalName

    )

    $odataFilter = "displayName eq '$($PrincipalName.Replace("'", "''"))'"

    $lookupErrors = @()

    if (Get-AzADUser             -UserPrincipalName $PrincipalName -ErrorAction SilentlyContinue -ErrorVariable +lookupErrors) { return $true }

    if (Get-AzADServicePrincipal -Filter $odataFilter              -ErrorAction SilentlyContinue -ErrorVariable +lookupErrors) { return $true }

    if (Get-AzADGroup            -Filter $odataFilter              -ErrorAction SilentlyContinue -ErrorVariable +lookupErrors) { return $true }

    if ($lookupErrors) {

        Write-Warning "Entra ID lookup for '$PrincipalName' failed with errors (treating as not found): $($lookupErrors -join '; ')"

    }

    return $false

}