[okfn-discuss] [okfn-coord] question from the Twitter gallery about Open Data Grid

Mon Oct 4 14:57:09 UTC 2010

Fantastic - just the sort of information I was after!

Ben

On Mon, 2010-10-04 at 02:52 +0100, Graham Higgins wrote
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> On 3 Oct 2010, at 14:22, Benjamin O'Steen wrote:
> 
> > It is worth pointing out that until I can get a functioning python
> > client to a riak instance (eg known version of a client that works  
> > with
> > a known version of the server) then the riak functionality is totally
> > broken :)
> >
> > Anyone know (or can point to) a set of replicable install steps to
> > achieve this?
> 
> 
> I used the latest riak 0.12 binary (osx-i386).
> 
> I didn't have any success with the PyPi version of protobuf, despite  
> it being spec'd in riak-python-client's setup.py, it kept failing to  
> import google.protobuf.
> 
> Compile and install the full protobuf-2.3.0 library [1] (a vanilla "./ 
> configure" worked fine for me) and then install the protobuf Python  
> library from the code in the "python" subdirectory with a standard  
> "python setup.py install".
> 
> Set RIAK_TEST_HOST so that it matches that of the IP address setting  
> of one of the nodes in the cluster (for the Hudson build below, I'm  
> using a node hosted on a  rackspace cloud server).
> 
> Hudson checkout, build and nosetests of riak-python-client:
> 
> http://bel-epa.com/hudson/job/riak-python-client/lastBuild/console
> 
> Caveat: 43 tests, 2x2 failures, one pair for each transport type. They  
> may be critical failures as they involve map-reduce and sibling-count  
> tests. But it's a start.
> 
> I'm as yet unfamiliar with the workings of riak but basic stuff works:
> 
> > >>> from riak import *
> > >>> client = RiakClient(host='192.168.0.2')
> > >>> bucket = client.bucket("foo")
> > >>> obj = bucket.new("some_key", {"key":"value"})
> > >>> obj.store()
> > <riak.riak_object.RiakObject object at 0x7c9330>
> > >>> objval = bucket.get("some_key")
> > >>> objval.get_data()
> > {u'key': u'value'}
> 
> 
> 
> [1] http://protobuf.googlecode.com/files/protobuf-2.3.0.tar.bz2
> 
> - --
> Cheers,
> 
> Graham
> 
> http://www.linkedin.com/in/ghiggins
> 
> 
> 
> 
> 
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