git.squeep.com Git - akkoma/blob - lib/pleroma/stats.ex

   1 defmodule Pleroma.Stats do
   2   use Agent
   3   import Ecto.Query
   4   alias Pleroma.{User, Repo, Activity}
   5
   6   def start_link do
   7     agent = Agent.start_link(fn -> {[], %{}} end, name: __MODULE__)
   8     schedule_update()
   9     agent
  10   end
  11
  12   def get_stats do
  13     Agent.get(__MODULE__, fn {_, stats} -> stats end)
  14   end
  15
  16   def get_peers do
  17     Agent.get(__MODULE__, fn {peers, _} -> peers end)
  18   end
  19
  20   def schedule_update do
  21     update_stats()
  22     spawn(fn ->
  23       Process.sleep(1000 * 60 * 60 * 1) # 1 hour
  24       schedule_update()
  25     end)
  26   end
  27
  28   def update_stats do
  29     peers = from(u in Pleroma.User,
  30       select: fragment("?->'host'", u.info),
  31       where: u.local != ^true)
  32     |> Repo.all() |> Enum.uniq()
  33     domain_count = Enum.count(peers)
  34     status_query = from p in Activity,
  35       where: p.local == ^true,
  36       where: fragment("?->'object'->>'type' = ?", p.data, ^"Note")
  37     status_count = Repo.aggregate(status_query, :count, :id)
  38     user_count = Repo.aggregate(User.local_user_query, :count, :id)
  39     Agent.update(__MODULE__, fn _ ->
  40       {peers, %{domain_count: domain_count, status_count: status_count, user_count: user_count}}
  41     end)
  42   end
  43 end