defmodule Pleroma.Stats do use Agent import Ecto.Query alias Pleroma.{User, Repo, Activity} def start_link do agent = Agent.start_link(fn -> %{} end, name: __MODULE__) schedule_update() agent end def get do Agent.get(__MODULE__, fn stats -> stats end) end def schedule_update do update_stats() spawn(fn -> Process.sleep(1000 * 60 * 60 * 1) # 1 hour schedule_update() end) end def update_stats do peers = from(u in Pleroma.User, select: fragment("?->'host'", u.info), where: u.local != ^true) |> Repo.all() |> Enum.uniq() domain_count = Enum.count(peers) status_query = from p in Activity, where: p.local == ^true, where: fragment("?->'object'->>'type' = ?", p.data, ^"Note") status_count = Repo.aggregate(status_query, :count, :id) Agent.update(__MODULE__, fn _ -> %{peers: peers, domain_count: domain_count, status_count: status_count} end) end end