80 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Stats do
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  import Ecto.Query
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  alias Pleroma.Repo
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  alias Pleroma.User
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  use GenServer
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  @interval 1000 * 60 * 60
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  def start_link(_) do
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    GenServer.start_link(__MODULE__, initial_data(), name: __MODULE__)
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  end
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  def force_update do
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    GenServer.call(__MODULE__, :force_update)
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  end
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  def get_stats do
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    %{stats: stats} = GenServer.call(__MODULE__, :get_state)
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    stats
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  end
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  def get_peers do
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    %{peers: peers} = GenServer.call(__MODULE__, :get_state)
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    peers
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  end
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  def init(args) do
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    Process.send(self(), :run_update, [])
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    {:ok, args}
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  end
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  def handle_call(:force_update, _from, _state) do
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    new_stats = get_stat_data()
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    {:reply, new_stats, new_stats}
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  end
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  def handle_call(:get_state, _from, state) do
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    {:reply, state, state}
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  end
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  def handle_info(:run_update, _state) do
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    new_stats = get_stat_data()
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    Process.send_after(self(), :run_update, @interval)
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    {:noreply, new_stats}
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  end
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  defp initial_data do
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    %{peers: [], stats: %{}}
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  end
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  defp get_stat_data do
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    peers =
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      from(
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        u in User,
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        select: fragment("distinct split_part(?, '@', 2)", u.nickname),
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        where: u.local != ^true
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      )
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      |> Repo.all()
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      |> Enum.filter(& &1)
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    domain_count = Enum.count(peers)
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    status_count = Repo.aggregate(User.Query.build(%{local: true}), :sum, :note_count)
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    user_count = Repo.aggregate(User.Query.build(%{local: true, active: true}), :count, :id)
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    %{
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      peers: peers,
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      stats: %{domain_count: domain_count, status_count: status_count, user_count: user_count}
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    }
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  end
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end
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