[mythtv-users] Shared DVD across network using NFS

[Raymond Wagner]

Scott wrote:
> On Nov 10, 2008, at 3:33 PM, Rod Smith wrote:
>
>   
>> On Monday 10 November 2008 02:09:22 am Per Jørgensen wrote:
>>     
>>> Hey Guys.
>>>
>>> In my setup at home I've started using these machiens as frontends:  
>>> ASUS
>>> EEE B202
>>>
>>> Thiose machines doesn't have a DVD-drive in them.
>>>
>>> BUT - I have an external DVD-drive based on USB2. Is it possible to
>>> mount that on one of the frontends and afterwards sharing it to all  
>>> my
>>> frontends using NFS.
>>>       
>> I'm not positive, but I believe that NFS is insufficient to do this  
>> because of
>> DVD encryption issues. (At least, for commercial DVDs with  
>> encryption; it
>> might work with DVDs you burn yourself without encryption. In this  
>> case you
>> could create a mount point for an exported DVD in your videos  
>> directory on
>> the frontend and view it as a video.) I've not tried it this  
>> context, but I
>> suspect that network block devices (NBDs) may enable you do do what  
>> you want.
>> For more information, check these URLs:
>>     
>
> I have shared DVDs across my network and am using an NFS mount to play  
> them back. Here is how to do it. The key is to let the local system  
> handle the decryption so that MythTV never has to deal with it.
>
> 1) You can copy a DVD using dd to the hard drive and share the  
> directory that that DVD is in via NFS. MythTV will play this back fine  
> and handle the decryption for you too. The trick here is to use lsdvd  
> on the drive before using dd. So something like this:
>
> a) insert DVD but do not mount it
> b) use lsdvd to decrypt
> c) use dd if=/dev/dvd of=/var/bigdrive/dvd.iso
>
> 2) The other way to do this is similar to the above but without the  
> copy:
>
> a) insert DVD but do not mount it
> b) use lsdvd to decrypt
> c) mount the DVD on the exported directory
>
> It's no where as neat as the Apple DVD drive sharing for Air Books but  
> it does work.
>
> --
> Scott <catfather at donpoo.net>
> AIM: BlueCame1
>
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>   
Would something like NBD or iSCSI work for this purpose?