$task = Stop-VM win -Confirm:$false -ErrorAction Stop -RunAsync　　　　　　　　#停止虚机，并放后台

while( $task.state -eq "Running" )　　　　　　　　　　　　　　　　　　　　　　　　　　#使用while循环时刻监控上一任务是否结束

{

    $task = Get-Task -ID $task.id

}

$task1 = New-Template -VM ( Get-VM win2 ) -Name "tp" -Location "nickdc"  -ErrorAction Stop -RunAsync　　　　#根据虚机创建模板

while( $task1.state -eq "Running" )

{

    $task1 = Get-Task -ID $task1.id

}

#根据模板创建虚机

$task2 = New-VM -Name win3 -Template ( Get-Template tp) -VMHost (Get-VMHost 10.32.2.99) -Datastore (Get-Datastore datastore1) -ResourcePool testpool -ErrorAction Stop -RunAsync

while( $task2.state -eq "Running" )

{

    $task2 = Get-Task -ID $task2.id

}

Start-vm win3　　　　　　　　　　　　　　　　　　#开启虚机

$eap = $ErrorActionPreference

Try{

    $ErrorActionPreference = 'Stop'

    # set vm name & clone vm name

    $sourcevmname = "abcd"

    $clonevmname = "123"   

    # check vm name

    $tip1 = Read-Host "make sure source vm name is $sourcevmname , if true , input 'y/Y' "

    $tip2 = Read-Host "make sure clone vm name $clonevmname , if true , input 'y/Y'"

    if ( $tip1 -eq "y|Y"  -and $tip2 -eq "y|Y" )

    {

        echo "please make sure vm name "

        exit 1

    }

    #connect vcentr

    $vcenterip = "8.8.8.8"

    $user = "administrator@vsphere.com"

    $passwd = "123456"

    Connect-VIServer $vcenterip -User $user -Password $passwd -SaveCredentials

    sleep 20 

    $starttime = date -Format "HH:mm:ss"

    echo "start time : $starttime"

    #shutdown vm

    echo (get-vm $sourcevmname).PowerState

    if( (get-vm $sourcevmname).PowerState -eq "PoweredOn" )

    {

        stop-vm $sourcevmname -Confirm:$false

        echo "stop vm"

        sleep 30

    }

    #clone vm

    $myDatastore = Get-Datastore -Name datastore1

    $vmhost = Get-VMHost -Name 10.32.2.99

    $pool = Get-ResourcePool -Name testpool

    echo "start clone vm..."

    $task = New-VM -Name $clonevmname -VM $sourcevmname -Datastore $myDatastore -VMHost $vmhost -ResourcePool $pool -RunAsync -ErrorAction Stop

    while( $task.state -eq "Running" )

    {

        $task = Get-Task -ID $task.id

    }

    echo "clone ok!"

    sleep 5

    #start vm

    echo "start vm"

    start-vm $clonevmname

    echo "everything ok!"

    $usetime = (New-TimeSpan $starttime ).TotalMinutes

    $msg = "clone take {0:n0} minutes" -f  $usetime

    echo $msg

}

Catch{

    Write-Host "error !"

    Exit 1

}

Finally{

    $ErrorActionPreference = $eap

}