50 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			50 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
defmodule Pleroma.Stats do
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  import Ecto.Query
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  alias Pleroma.{User, Repo}
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  def start_link do
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    agent = Agent.start_link(fn -> {[], %{}} end, name: __MODULE__)
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    spawn(fn -> schedule_update() end)
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    agent
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  end
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  def get_stats do
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    Agent.get(__MODULE__, fn {_, stats} -> stats end)
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  end
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  def get_peers do
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    Agent.get(__MODULE__, fn {peers, _} -> peers end)
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  end
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  def schedule_update do
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    spawn(fn ->
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      # 1 hour
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      Process.sleep(1000 * 60 * 60 * 1)
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      schedule_update()
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    end)
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    update_stats()
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  end
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  def update_stats do
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    peers =
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      from(
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        u in Pleroma.User,
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        select: fragment("distinct ?->'host'", u.info),
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        where: u.local != ^true
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      )
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      |> Repo.all()
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    domain_count = Enum.count(peers)
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    status_query =
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      from(u in User.local_user_query(), select: fragment("sum((?->>'note_count')::int)", u.info))
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    status_count = Repo.one(status_query)
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    user_count = Repo.aggregate(User.local_user_query(), :count, :id)
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    Agent.update(__MODULE__, fn _ ->
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      {peers, %{domain_count: domain_count, status_count: status_count, user_count: user_count}}
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    end)
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  end
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end
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