knownIssues/Test-SdnKIVMNetAdapterDuplicateMacAddress.ps1
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# Copyright (c) Microsoft Corporation. # Licensed under the MIT License. function Test-SdnKIVMNetAdapterDuplicateMacAddress { <# .SYNOPSIS Validate there are no adapters within hyper-v dataplane that may have duplicate MAC addresses. .PARAMETER NcUri Specifies the Uniform Resource Identifier (URI) of the network controller that all Representational State Transfer (REST) clients use to connect to that controller. .PARAMETER Credential Specifies a user account that has permission to perform this action. The default is the current user. .PARAMETER NcRestCredential Specifies a user account that has permission to access the northbound NC API interface. The default is the current user. .EXAMPLE PS> Test-SdnKIVMNetAdapterDuplicateMacAddress .EXAMPLE PS> Test-SdnKIVMNetAdapterDuplicateMacAddress -NcUri "https://nc.contoso.com" -Credential (Get-Credential) -NcRestCredential (Get-Credential) #> [CmdletBinding()] param ( [Parameter(Mandatory = $false)] [Uri]$NcUri = $Global:SdnDiagnostics.EnvironmentInfo.NcUrl, [Parameter(Mandatory = $false)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $Credential = [System.Management.Automation.PSCredential]::Empty, [Parameter(Mandatory = $false)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $NcRestCredential = [System.Management.Automation.PSCredential]::Empty ) try { "Validate no duplicate MAC addresses for network adapters within Hyper-V" | Trace-Output if($null -eq $NcUri){ throw New-Object System.NullReferenceException("Please specify NcUri parameter or execute Get-SdnInfrastructureInfo to populate environment details") } # if NcRestCredential parameter not defined, check to see if global cache is populated if(!$PSBoundParameters.ContainsKey('NcRestCredential')){ if($Global:SdnDiagnostics.NcRestCredential){ $NcRestCredential = $Global:SdnDiagnostics.NcRestCredential } } # if Credential parameter not defined, check to see if global cache is populated if(!$PSBoundParameters.ContainsKey('Credential')){ if($Global:SdnDiagnostics.Credential){ $Credential = $Global:SdnDiagnostics.Credential } } $issueDetected = $false $arrayList = [System.Collections.ArrayList]::new() $servers = Get-SdnServer -NcUri $NcUri.AbsoluteUri -ManagementAddressOnly -Credential $NcRestCredential $vmNetAdapters = Get-SdnVMNetworkAdapter -ComputerName $servers -AsJob -PassThru -Timeout 900 -Credential $Credential $duplicateObjects = $vmNetAdapters | Group-Object -Property MacAddress | Where-Object {$_.Count -ge 2} if($duplicateObjects){ [void]$arrayList.Add($duplicateObjects) $issueDetected = $true # since there can be multiple grouped objects, we need to enumerate each duplicate group foreach($obj in $duplicateObjects){ "Located {0} virtual machines associated with MAC address {1}:`r`n`n{2}`r`n" -f $obj.Count, $obj.Name, ` ($obj.Group ` | Select-Object @{n="VMName";e={"`t$($_.VMName)"}} ` | Select-Object -ExpandProperty VMName ` | Out-String ` ) | Trace-Output -Level:Warning } } return [PSCustomObject]@{ Result = $issueDetected Properties = $arrayList } } catch { "{0}`n{1}" -f $_.Exception, $_.ScriptStackTrace | Trace-Output -Level:Error } } |