Re: Cannot display on app node with image reassembly template

Eric Sandall wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> On Wed, 24 May 2006, Brian Paul wrote:
> 
>> Eric Sandall wrote:
>>
>>> I used configtool.py to setup an Image Reassembly template (modified
>>> to use ssh instead of rsh). When I run my config (vrcim-cluster.conf)
>>> a render window appears on all of the render nodes (slave1 through
>>> slave4) with part of the blue screen (trying to run `atlantis`)
>>> displayed. The app node (vr-master) has a "GLUT Atlantis Demo" window
>>> open, but does not seem to display the Atlantis window that I see when
>>> running `python crdemo.conf atlantis` (which works). The render
>>> windows on the slaves is static (solid blue, no whales).
>>>
>>> Any ideas? I've attached my options.mk that I used to compile chromium
>>> 1.8 and my vrcim-cluster.conf.
>>>
>>> In case it matters (perhaps I'm using the wrong template ;)) I am
>>> trying to use the slaves to do the 'work' of rendering, but have it
>>> display on the master (which can also do the work, but is not
>>> currently setup to do that with this configuration, AFAIK).
>>
>>
>> Two quick suggestions:
>>
>> 1. Does the reassemble.conf example work for you?
> 
> 
> Yes, if I modify it for my setup it will show render windows on all 4
> slaves and properly display on the master node.
> 
> Note that if a screensaver is running on a slave node then the
> appropriate tile on the master node will be blank. ;)
> 
>> 2. Could you try the latest Chromium 1.9 release candidate?
>> http://chromium.sf.net/beta


The following patch was made in Cr 1.9 which might solve your problem:

Index: reassembly_template.py
===================================================================
RCS file: /cvsroot/chromium/cr/mothership/tools/reassembly_template.py,v
retrieving revision 1.12
retrieving revision 1.13
diff -u -r1.12 -r1.13
--- reassembly_template.py	23 Sep 2004 17:55:34 -0000	1.12
+++ reassembly_template.py	5 May 2006 21:40:42 -0000	1.13
@@ -381,6 +381,7 @@

  if REASSEMBLY:
  	reassembleNode = CRNetworkNode(REASSEMBLE_HOST)
+	reassembleNode.Conf('shared_windows', 1)
  	reassembleSPU = SPU('render')
  	reassembleNode.AddSPU(reassembleSPU)
  	for (name, value) in REASSEMBLE_OPTIONS:



> reassemble.conf runs fine (ServerHosts='slave') on slave1 and slave2
> while displaying on vr-master (once the screensavers were turned off,
> anyways ;)).
> 
> I generated a new vrcim-cluster.conf with configtool.py. A few notes:
> * There should be an option to specify the connection command (e.g.
>   rsh or ssh)
> * AUTO_START_APPS: explicitly uses /usr/local/bin/bin rather than
>   crbindir
>   e.g.:
>         if AUTO_START_APPS:
>             clientnode.AutoStart( ["/bin/sh", "-c",
>                     "LD_LIBRARY_PATH=%s /usr/local/bin/crappfaker" %
> crlibdir] )
> 
> Should be:
>         if AUTO_START_APPS:
>             clientnode.AutoStart( ["/bin/sh", "-c",
>                     "LD_LIBRARY_PATH=%s %s/crappfaker" %
> (crlibdir, crbindir) ] )
> 
> I have been manually changing these in my generated config files
> (including the attached).

If you want to add some new options to the config tool to do these 
things that'd be great.  I don't really have any time to do it myself.

-Brian


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