From mboxrd@z Thu Jan  1 00:00:00 1970
From: Anthony Liguori <aliguori@us.ibm.com>
Subject: Re: Can Xen VMM or dom0 see the console input to certain
	domU?
Date: Tue, 29 Mar 2005 16:07:38 -0600
Message-ID: <4249D1AA.2050107@us.ibm.com>
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To: Xin Zhao <zhaoxin@eecs.umich.edu>
Cc: xen-devel@lists.xensource.com
List-Id: xen-devel@lists.xenproject.org

Xin Zhao wrote:

>Thanks a lot! Your answer exactly addressed my question. :) Can you point
>out the exact place that forwards user input to DomU via TCP socket in
>Xend?  I might want to deploy a module in Dom0 to inspect the user inputs
>(both keyboard and mouse) to DomU.
>  
>
tools/python/xen/xend/server/console.py

Where you hook things depends on your app.  produceRequests() is 
probably a good place to start.

Regards,
Anthony Liguori

>cheers,
>-x
>
>
>On Tue, 29 Mar 2005, Anthony Liguori wrote:
>
>  
>
>>Xin Zhao wrote:
>>
>>    
>>
>>>Also, looks like the network traffic is bridged at dom0, does that mean
>>>dom0 can see all the network traffic to all domU?
>>>
>>>
>>>      
>>>
>>I'm not sure I fully understand your questions.
>>
>>dom0 feeds each domU's console input.  The current source of that input
>>is a TCP socket via Xend.
>>
>>All network traffic is funnelled through the network device's backend
>>which currently lives in dom0.
>>
>>    
>>
>>>If the answers to the two questions above are "yes", can someone point me
>>>to the right place in source codes that bridge user terminal inputs and
>>>network traffic?
>>>
>>>
>>>      
>>>
>>It depends on what you're trying to do.  If you want to do some sort of
>>traffic shaping or routing the normal Linux hooks should work in dom0.
>>
>>If you want to trap console input, you're probably going to be looking
>>in Xend.
>>
>>Regards,
>>
>>    
>>
>>>Many thanks!
>>>
>>>-x
>>>
>>>_______________________________________________
>>>Xen-devel mailing list
>>>Xen-devel@lists.xensource.com
>>>http://lists.xensource.com/xen-devel
>>>
>>>
>>>
>>>      
>>>
>
>  
>