Public/Network/Find-NetworkAdapter.ps1
function Find-NetworkAdapter { <# .SYNOPSIS This function will find a network adapter based on the provided search parameters. .PARAMETER Name This is the name of network adapter to find. .PARAMETER PhysicalMediaType This is the media type of the network adapter to find. .PARAMETER Status This is the status of the network adapter to find. .PARAMETER MacAddress This is the MAC address of the network adapter to find. .PARAMETER InterfaceDescription This is the interface description of the network adapter to find. .PARAMETER InterfaceIndex This is the interface index of the network adapter to find. .PARAMETER InterfaceGuid This is the interface GUID of the network adapter to find. .PARAMETER DriverDescription This is the driver description of the network adapter. .PARAMETER InterfaceNumber This is the interface number of the network adapter if more than one are returned by the parameters. .PARAMETER IgnoreMultipleMatchingAdapters This switch will suppress an error occurring if more than one matching adapter matches the parameters passed. #> [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter()] [System.String] $Name, [Parameter()] [System.String] $PhysicalMediaType, [Parameter()] [ValidateNotNullOrEmpty()] [ValidateSet('Up', 'Disconnected', 'Disabled')] [System.String] $Status = 'Up', [Parameter()] [System.String] $MacAddress, [Parameter()] [System.String] $InterfaceDescription, [Parameter()] [System.UInt32] $InterfaceIndex, [Parameter()] [System.String] $InterfaceGuid, [Parameter()] [System.String] $DriverDescription, [Parameter()] [System.UInt32] $InterfaceNumber = 1, [Parameter()] [System.Boolean] $IgnoreMultipleMatchingAdapters = $false ) Write-Verbose -Message ( @("$($MyInvocation.MyCommand): " $($script:localizedData.FindingNetAdapterMessage) ) -join '') $adapterFilters = @() if ($PSBoundParameters.ContainsKey('Name')) { $adapterFilters += @('($_.Name -eq $Name)') } # if if ($PSBoundParameters.ContainsKey('PhysicalMediaType')) { $adapterFilters += @('($_.PhysicalMediaType -eq $PhysicalMediaType)') } # if if ($PSBoundParameters.ContainsKey('Status')) { $adapterFilters += @('($_.Status -eq $Status)') } # if if ($PSBoundParameters.ContainsKey('MacAddress')) { $adapterFilters += @('($_.MacAddress -eq $MacAddress)') } # if if ($PSBoundParameters.ContainsKey('InterfaceDescription')) { $adapterFilters += @('($_.InterfaceDescription -eq $InterfaceDescription)') } # if if ($PSBoundParameters.ContainsKey('InterfaceIndex')) { $adapterFilters += @('($_.InterfaceIndex -eq $InterfaceIndex)') } # if if ($PSBoundParameters.ContainsKey('InterfaceGuid')) { $adapterFilters += @('($_.InterfaceGuid -eq $InterfaceGuid)') } # if if ($PSBoundParameters.ContainsKey('DriverDescription')) { $adapterFilters += @('($_.DriverDescription -eq $DriverDescription)') } # if if ($adapterFilters.Count -eq 0) { Write-Verbose -Message ( @("$($MyInvocation.MyCommand): " $($script:localizedData.AllNetAdaptersFoundMessage) ) -join '') $matchingAdapters = @(Get-NetAdapter) } else { # Join all the filters together $adapterFilterScript = '(' + ($adapterFilters -join ' -and ') + ')' $matchingAdapters = @(Get-NetAdapter | Where-Object -FilterScript ([ScriptBlock]::Create($adapterFilterScript))) } # Were any adapters found matching the criteria? if ($matchingAdapters.Count -eq 0) { New-InvalidOperationException ` -Message ($script:localizedData.NetAdapterNotFoundError) # Return a null so that ErrorAction SilentlyContinue works correctly return $null } else { Write-Verbose -Message ( @("$($MyInvocation.MyCommand): " $($script:localizedData.NetAdapterFoundMessage -f $matchingAdapters.Count) ) -join '') if ($matchingAdapters.Count -gt 1) { if ($IgnoreMultipleMatchingAdapters) { # Was the number of matching adapters found matching the adapter number? if (($InterfaceNumber -gt 1) -and ($InterfaceNumber -gt $matchingAdapters.Count)) { New-InvalidOperationException ` -Message ($script:localizedData.InvalidNetAdapterNumberError ` -f $matchingAdapters.Count, $InterfaceNumber) # Return a null so that ErrorAction SilentlyContinue works correctly return $null } # if } else { New-InvalidOperationException ` -Message ($script:localizedData.MultipleMatchingNetAdapterFound ` -f $matchingAdapters.Count) # Return a null so that ErrorAction SilentlyContinue works correctly return $null } # if } # if } # if # Identify the exact adapter from the adapters that match $exactAdapter = $matchingAdapters[$InterfaceNumber - 1] $returnValue = [PSCustomObject] @{ Name = $exactAdapter.Name PhysicalMediaType = $exactAdapter.PhysicalMediaType Status = $exactAdapter.Status MacAddress = $exactAdapter.MacAddress InterfaceDescription = $exactAdapter.InterfaceDescription InterfaceIndex = $exactAdapter.InterfaceIndex InterfaceGuid = $exactAdapter.InterfaceGuid MatchingAdapterCount = $matchingAdapters.Count } return $returnValue } |