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horde
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Distributed supervisor & process registry built with DELTA-CRDTs
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lib/horde/uniform_distribution.ex
defmodule Horde.UniformDistribution do
def choose_node(identifier, members) do
members =
members
|> Enum.filter(fn
{_, {:alive, _}} -> true
_ -> false
end)
|> Enum.sort_by(fn {node_id, _} -> node_id end)
index = XXHash.xxh32("#{identifier}") |> rem(Enum.count(members))
Enum.at(members, index)
end
def has_quorum?(_members), do: true
end