On Mar 3, 2012, at 2:08 PM, Drew Fisher wrote:

> 
> 
> On 3/2/12 9:13 AM, Jesse Butler wrote:
>> 
>> Hi Drew-
>> 
>> I've got a wrinkle here, and I'm sorry as it seems to be related to a 
>> failure of imagination on my part.
>> 
>> In looking at your screens, I am realizing that the user will be required to 
>> specify a LUN number, and that only that particular iSCSI LUN will be 
>> presented to them for installation. I believe that's not correct. I 
>> understand that we specify a LUN number based upon my input regarding AI 
>> manifest configuration for iSCSI targets. That is because we can't guess at 
>> what levels of LUN masking are in play on the initiator, and we don't just 
>> want to arbitrarily start installing to iSCSI LUNs that "look right"... so I 
>> suggested that we require a LUN number specification. Now, we come to my 
>> failure of imagination...
>> 
>> I had not at the time understood that the decision to require LUN number 
>> would play forward into usage in the interactive installers. I would think 
>> that users should be able to specify an IP address, IQN, etc and have the 
>> LUNs available to them presented, just as is the case with other disks.
>> 
>> A good way to look at this is to compare the iSCSI configuration to an 
>> array... a iSCSI target (IP addr, IQN, etc) is the array, and the LUNs are 
>> the disks inside. If you have a Fibre Channel array attached to a machine, 
>> you would list all of the disks in the install screens for selection, right? 
>> I think the same behavior would be expected with iSCSI.
>> 
>> Let me know if you want to discuss this. If the upshot is that it's too much 
>> to consider at this point, I'd be fine with specifying the LUN now, and 
>> having an RFE for the future.
> 
> You're absolutely right and QE has pointed this issue out as well.  I'll 
> investigate making the target LUN optional.  If not provided, return all of 
> the LUNs from the target.  If it is provided, display only that specific LUN.
> 
> How does that sound?
> 
> -Drew

Sounds like exactly what I had in mind, perfect.
/jb
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