[Opensim-users] Some questions about inventory libraries

[Tristan]

Interesting. I don't suppose any of those nice changes are going to happen
soon? If i could program, I would help, but I can't :(. Anyway. If it isn't
already, info liek that should be on the wiki somewhere.

On Thu, Feb 19, 2009 at 7:25 AM, Impalah <impalah at gmail.com> wrote:

> Thanks, Justin, for the quick response.
>
> Well, is quite annoying to distribute to the opensim servers the inventory
> libraries but... the solution will be something like "to request libraries
> to user/inventory servers". If I had some time I could do a patch (or a
> plugin) for this... I don't promise anything but... I will need something
> similar in the next future so it will be distributed if I do the patch.
>
> Oh, I'm thinking in a patch too for the regions.xml loader (I don't
> remember its name) when configured for getting data from web. Actually it
> doesn't save the region data (lastmap uuid, refresh, etc...) because the
> functions are empty. My intention is to add "optional" REST saving calls for
> allowing to have a central "region data server". Anyway it isn't urgent, it
> works perfectly without saving anything...
>
> Greetings
>
>
>
> 2009/2/19 Justin Clark-Casey <jjustincc at googlemail.com>
>
> Impalah wrote:
>> > Hi everybody, here comes Impalah again with some bizarre questions.
>> >
>> > Before... about a question I did some weeks ago when I had "problems"
>> > with avatar crossing regions: it's resolved at 90% from my part (ugaim)
>> > just changing the (superslow) framework I was using to another; anyway
>> > the requests made to ugaim from region servers (get inventory, get maps,
>> > get something I can't remember now) aren't concurrent, at least running
>> > over .NET vm (I have tested it in five different machines with win XP).
>> > I'll return to those things when I finish the project I'm working on.
>> >
>> > Well, my questions, overall are for who implemented Inventory Libs and
>> > all the things around.
>>
>> I didn't implement the original code but I did end up extending it.  I
>> don't think what we have right now is a
>> particularly good solution.
>>
>> >
>> > When an avatar logs in, apart from the "personal inventory skeleton",
>> > the user server sends a "inventory library skeleton" too.
>> > Opensim.Grid.User uses the object InventoryLib (excuse me if the names
>> > are wrong, I haven't access to the code right now) which reads the xml's
>> > from the "inventory" folder.
>> >
>> > Ok, so an user server needs these xml files isn't it? At least for
>> > returning the skeleton.
>> >
>> > Well, but where is stored the inventory library? I suppose, because I
>> > couldn't find any persistent storage for inventory library
>> > folders/items, that the Opensim (region) server loads the xml files when
>> > it starts and, when the viewer asks for inventory, it returns the
>> > contents of the xml's.
>>
>> Essentially correct.
>>
>> >
>> > The problem is if I have several region servers, any of them with
>> > distinct inventory libraries (folders and items). I have checked that if
>> > I return in login, for example, only two of the inventory lib folders,
>> > the opensim viewer will only show me these 2 folders, ignoring the rest
>> > of the "inventory xmls" defined.
>> >
>> > So if I pretend to distribute and control the inventory library from the
>> > ugaim servers I have to copy the xmls to all the region servers who
>> > connect to my grid... right?
>>
>> That's correct.  At the moment each region server loads its local library
>> data.  Which means that on a grid system, the
>> library data on every single region and on the grid inventory service must
>> be identical (afair).
>>
>> I believe that it would be better to stop loading library inventory
>> locally and instead pull it from the central
>> inventory service (in grid mode).  This would have the advantage of making
>> it much easier to update library inventory.
>>
>> >
>> > I don't know if this is an error (I think the inventory library must be
>> > requested from region servers to ugaim servers) or some kind of
>> > "feature", or if exists any reason for doing the things that way.
>> >
>> > Can anyone help me with this?
>> >
>> > Thank you
>> >
>> >
>> > Impalah "always having problems" Shenzhou
>> >
>> >
>> > ------------------------------------------------------------------------
>> >
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>>
>>
>> --
>> justincc
>> Justin Clark-Casey
>> http://justincc.wordpress.com
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>
>
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