# Pleroma: A lightweight social networking server # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Stats do import Ecto.Query alias Pleroma.Repo alias Pleroma.User def start_link do agent = Agent.start_link(fn -> {[], %{}} end, name: __MODULE__) spawn(fn -> schedule_update() end) agent end def get_stats do Agent.get(__MODULE__, fn {_, stats} -> stats end) end def get_peers do Agent.get(__MODULE__, fn {peers, _} -> peers end) end def schedule_update do spawn(fn -> # 1 hour Process.sleep(1000 * 60 * 60) schedule_update() end) update_stats() end def update_stats do peers = from( u in User, select: fragment("distinct split_part(?, '@', 2)", u.nickname), where: u.local != ^true ) |> Repo.all() |> Enum.filter(& &1) domain_count = Enum.count(peers) status_query = from(u in User.Query.build(%{local: true}), select: fragment("sum((?->>'note_count')::int)", u.info) ) status_count = Repo.one(status_query) user_count = Repo.aggregate(User.Query.build(%{local: true, active: true}), :count, :id) Agent.update(__MODULE__, fn _ -> {peers, %{domain_count: domain_count, status_count: status_count, user_count: user_count}} end) end end