[vbox-dev] VM state change

Klaus Espenlaub Klaus.Espenlaub at Sun.COM
Fri Mar 5 11:26:57 PST 2010


ravikanth at ravichaganti.com schrieb:
> Klaus,
> 
> I am not trying to solve a problem but trying to create a PowerShell
> wrapper around VirtualBox COM. Most of what I do (and there are a bunch of
> others) is automated in PowerShell and using vboxmanage.exe for automation
> isn't a better way when there is a rich set of COM interfaces available.

Then I apparently didn't understand at all why you asked for a way to 
"power ON a VM in the GUI session without opening the console".

Klaus

> 
> Ravi
> 
>> ravikanth at ravichaganti.com wrote:
>>> Hi Achim,
>>>
>>> OpenExistingConnection() works fine. However, I would like to find out
>>> if
>>> it is possible to power ON a VM in the GUI session without opening the
>>> console. This is important for me since I am not creating a front-end. I
>>> would still use the GUI as the front-end and only create/manage virtual
>>> machines from the commandline.
>> The only way to start a VM via the API is
>> IVirtualBox::openRemoteSession. There are no intentions to change this.
>> I think you described pretty much everything by now except the real
>> problem you're trying to solve.
>>
>> Klaus
>>
>>> I have not looked at XIDL. So, I am unsure on how to autogenerate PS
>>> scripts from that. I will look in to that sson.
>>>
>>> Thanks
>>> Ravi
>>>
>>>> If you want to do something on an already running VM, you have to do
>>> OpenExistingSession. Check the VBoxManage source code.
>>>> PowerShell integration is a good idea, best would be to auto-generate
>>> the
>>>> integration based on our XIDL, the way we do it for all the other APIs.
>>>>
>>>> Achim.
>>>>
>>>> On Mar 5, 2010, at 11:19 , ravikanth at ravichaganti.com wrote:
>>>>
>>>>> Hi,
>>>>> I am new to VirtualBox and exploring the COM interfaces to see how I
>>> can
>>>>> manage vBox VM from PowerShell cmdline. So far, I am able to CreateVM,
>>> RegisterVM, UnregisterVM and List virtual machines. Also, I could open
>>> a
>>>>> remote session using OpenRemoteSession. However, I would like to be
>>> able
>>>>> to change the state of VM without opening a remote session. Using
>>> openRemoteSession brings up the console window and I do not want to do
>>> that.
>>>>> Here is a set of commands I am currently running
>>>>> #Initialize COM
>>>>> $vBox = New-Object -ComObject VirtualBox.VirtualBox
>>>>> $vBoxSession = New-Object -ComObject VirtualBox.Session
>>>>> #Get VM1 in to $vm
>>>>> $vm = $vBox.Machines[0]
>>>>> #Open a remote session
>>>>> $vBox.OpenRemoteSession($vBoxSession,$vm.Id,"gui",$null)
>>>>> I can use now use the "$vBoxSession.Console" (PowerDown, etc) to
>>>>> change
>>> the PowerState. Is there a way I can just Power on/off, Pause and
>>> resume
>>>>> a
>>>>> virtual machine in the remote session (GUI) without opening the
>>> console?
>>>>> Thanks for your time,
>>>>> Ravi
>>>>> PS: I am aware of vBoxManage.exe but my idea of creating a PowerShell
>>> library is to make it easy to manage VB guests over PowerShell remoting
>>> channel.
> 
> 




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