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bsparrow435/ring.erl

Created July 31, 2013 20:35
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This will identify the node/partitions that own a given bucket/key.
Raw
ring.erl
Bucket = <<"d">>,
Key = <<"e0c97a4cde6c">>,
BKey = {Bucket,Key},
{ok, Ring} = riak_core_ring_manager:get_my_ring(),
DocIdx = riak_core_util:chash_key(BKey),
BucketProps = riak_core_bucket:get_bucket(Bucket, Ring),
[NValue] = [Y || {X1, Y} <- BucketProps, n_val == X1],
UpNodes = riak_core_node_watcher:nodes(riak_kv),
Preflist2 = riak_core_apl:get_apl_ann(DocIdx, NValue, Ring, UpNodes),
Preflist = [{IndexNode, Type} || {IndexNode, Type} <- Preflist2].
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