Public/Move-AvdSessionHost.ps1
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function Move-AvdSessionhost { <# .SYNOPSIS Moving sessionhosts from an Azure Virtual Desktop hostpool to a new one. .DESCRIPTION The function will move sessionhosts to a new Azure Virtual Desktop hostpool. .PARAMETER fromHostpoolName Enter the source AVD Hostpool name .PARAMETER fromResourceGroupName Enter the source Hostpool resourcegroup name .PARAMETER toHostpoolName Enter the destination AVD Hostpool name .PARAMETER toResourceGroupName Enter the destination Hostpool resourcegroup name .PARAMETER SessionHostName Enter the sessionhosts name avd-hostpool/avd-host-1.avd.domain .EXAMPLE Move-AvdSessionhost -FromHostpoolName avd-hostpool -FromResourceGroupName rg-avd-01 -ToHostpoolName avd-hostpool-02 -ToResourceGroupName rg-avd-02 -SessionHostName avd-host-1.avd.domain #> [CmdletBinding(DefaultParameterSetName = 'SingleObject')] param ( [parameter(Mandatory)] [ValidateNotNullOrEmpty()] [string]$fromHostpoolName, [parameter(Mandatory)] [ValidateNotNullOrEmpty()] [string]$fromResourceGroupName, [parameter(Mandatory)] [ValidateNotNullOrEmpty()] [string]$toHostpoolName, [parameter(Mandatory)] [ValidateNotNullOrEmpty()] [string]$toResourceGroupName, [parameter(ParameterSetName = 'SingleObject')] [parameter(Mandatory)] [string]$sessionHostName #[parameter(ParameterSetName = 'InputObject')] #[parameter(Mandatory)] #[object]$SessionHosts ) Begin { Write-Verbose "Start moving session hosts" AuthenticationCheck $token = GetAuthToken -resource "https://management.azure.com" $apiVersion = "?api-version=2021-04-01" } Process { switch ($PsCmdlet.ParameterSetName) { InputObject { try { $sessionHostName = $SessionHosts.value.name } catch { Write-Error "Please provide the Get-AvdSessionHost output" } } SingleObject { } } $sessionHostName | foreach { try { $vmName = $_.Split("/")[-1] Write-Verbose "Removing sessionhost $vmName from $FromHostPoolName" $url = "https://management.azure.com/subscriptions/" + $script:subscriptionId + "/resourceGroups/" + $ResourceGroupName + "/providers/Microsoft.DesktopVirtualization/hostpools/" + $HostpoolName + "/sessionHosts/" + $vmName + $apiVersion $parameters = @{ uri = $url Headers = $token } $sessionHost = Get-AvdSessionHost -HostpoolName $fromHostpoolName -ResourceGroupName $fromResourceGroupName -SessionHostName $vmName Remove-AvdSessionhost -HostpoolName $fromHostpoolName -ResourceGroupName $fromResourceGroupName -SessionHostName $vmName $resourceId = $($sessionHost.properties.resourceId) Write-Verbose "Requesting new token in hostpool $toHostpoolName" $avdHostpoolToken = Update-AvdRegistrationToken -HostpoolName $toHostpoolName -ResourceGroupName $toResourceGroupName # Script part $script = [System.Collections.ArrayList]@() $script.Add('Set-ItemProperty -Path Registry::HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\RDInfraAgent -Name RegistrationToken -Value ' + $($avdHostpoolToken.properties.registrationInfo.token) + '') $script.Add('Set-ItemProperty -Path Registry::HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\RDInfraAgent -Name IsRegistered -Value 0') $script.Add('Restart-Service -Name RDAgentBootLoader') $MoveBody = @{ commandId = "RunPowerShellScript" script = $script } $url = "https://management.azure.com" + $($resourceId) + "/runCommand" + $apiVersion Write-Verbose "Moving sessionhost $name to $ToHostPoolName" $parameters = @{ URI = $url Method = "POST" Body = $MoveBody | ConvertTo-Json Headers = $token } Invoke-RestMethod @parameters } catch { Throw $_ } } } } |