Document Details

        pushd .
        try
        {
            $windowsIdentity=[System.Security.Principal.WindowsIdentity]::GetCurrent()
            $principal=new-object System.Security.Principal.WindowsPrincipal($windowsIdentity)
            $administrators=[System.Security.Principal.WindowsBuiltInRole]::Administrator
            $isAdmin=$principal.IsInRole($administrators)
            if (!$isAdmin)
            {
                "Please run the script as an administrator in elevated mode."
                $choice = Read-Host
                return;
            }

            $error.Clear()
            "This script will remove the old Azure Site Recovery Provider related properties. Do you want to continue (Y/N) ?"
            $choice =  Read-Host

            if (!($choice -eq 'Y' -or $choice -eq 'y'))
            {
            "Stopping cleanup."
            return;
            }

            $serviceName = "dra"
            $service = Get-Service -Name $serviceName
            if ($service.Status -eq "Running")
            {
                "Stopping the Azure Site Recovery service..."
                net stop $serviceName
            }

            $asrHivePath = "HKLM:\SOFTWARE\Microsoft\Azure Site Recovery"
            $registrationPath = $asrHivePath + '\Registration'
            $proxySettingsPath = $asrHivePath + '\ProxySettings'
            $draIdvalue = 'DraID'
            $idMgmtCloudContainerId='IdMgmtCloudContainerId'


            if (Test-Path $asrHivePath)
            {
                if (Test-Path $registrationPath)
                {
                    "Removing registration related registry keys."
                    Remove-Item -Recurse -Path $registrationPath
                }

                if (Test-Path $proxySettingsPath)
                {
                    "Removing proxy settings"
                    Remove-Item -Recurse -Path $proxySettingsPath
                }

                $regNode = Get-ItemProperty -Path $asrHivePath
                if($regNode.DraID -ne $null)
                {
                    "Removing DraId"
                    Remove-ItemProperty -Path $asrHivePath -Name $draIdValue
                }
                if($regNode.IdMgmtCloudContainerId -ne $null)
                {
                    "Removing IdMgmtCloudContainerId"
                    Remove-ItemProperty -Path $asrHivePath -Name $idMgmtCloudContainerId
                }
                "Registry keys removed."
            }

            # First retrieve all the certificates to be deleted
            $ASRcerts = Get-ChildItem -Path cert:\localmachine\my | where-object {$_.friendlyname.startswith('ASR_SRSAUTH_CERT_KEY_CONTAINER') -or $_.friendlyname.startswith('ASR_HYPER_V_HOST_CERT_KEY_CONTAINER')}
            # Open a cert store object
            $store = New-Object System.Security.Cryptography.X509Certificates.X509Store("My","LocalMachine")
            $store.Open('ReadWrite')
            # Delete the certs
            "Removing all related certificates"
            foreach ($cert in $ASRcerts)
            {
                $store.Remove($cert)
            }
        }catch
        {
            [system.exception]
            Write-Host "Error occurred" -ForegroundColor "Red"
            $error[0]
            Write-Host "FAILED" -ForegroundColor "Red"
        }
        popd

    $vm = get-scvirtualmachine -Name "SQLVM1"
    Set-SCVirtualMachine -VM $vm -ClearDRProtection
    

    $vmName = "SQLVM1"
    $hostName  = "host01.contoso.com"
    $vm = Get-WmiObject -Namespace "root\virtualization\v2" -Query "Select * From Msvm_ComputerSystem Where ElementName = '$vmName'" -computername $hostName
    $replicationService = Get-WmiObject -Namespace "root\virtualization\v2"  -Query "Select * From Msvm_ReplicationService"  -computername $hostName
    $replicationService.RemoveReplicationRelationship($vm.__PATH)

    $vmName = "SQLVM1"
    $vm = Get-WmiObject -Namespace "root\virtualization\v2" -Query "Select * From Msvm_ComputerSystem Where ElementName = '$vmName'"
    $replicationService = Get-WmiObject -Namespace "root\virtualization\v2"  -Query "Select * From Msvm_ReplicationService"
    $replicationService.RemoveReplicationRelationship($vm.__PATH)

    $vm = get-scvirtualmachine -Name "SQLVM1"
    Set-SCVirtualMachine -VM $vm -ClearDRProtection
    

    $vm = get-scvirtualmachine -Name "SQLVM1"
    Remove-SCVirtualMachine -VM $vm -Force
    

    Remove-VMReplication –VMName "SQLVM1"