akkoma/lib/pleroma/stats.ex
2018-01-14 08:15:11 +02:00

43 lines
1.1 KiB
Elixir

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_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
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)
user_count = Repo.aggregate(User.local_user_query, :count, :id)
Agent.update(__MODULE__, fn _ ->
{peers, %{domain_count: domain_count, status_count: status_count, user_count: user_count}}
end)
end
end