akkoma/lib/pleroma/stats.ex
2019-08-15 01:01:13 +03:00

86 lines
1.8 KiB
Elixir

# 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
use GenServer
@interval 1000 * 60 * 60
def start_link(_) do
GenServer.start_link(__MODULE__, initial_data(), name: __MODULE__)
end
def force_update do
GenServer.call(__MODULE__, :force_update)
end
def get_stats do
%{stats: stats} = GenServer.call(__MODULE__, :get_state)
stats
end
def get_peers do
%{peers: peers} = GenServer.call(__MODULE__, :get_state)
peers
end
def init(args) do
Process.send(self(), :run_update, [])
{:ok, args}
end
def handle_call(:force_update, _from, _state) do
new_stats = get_stat_data()
{:reply, new_stats, new_stats}
end
def handle_call(:get_state, _from, state) do
{:reply, state, state}
end
def handle_info(:run_update, _state) do
new_stats = get_stat_data()
Process.send_after(self(), :run_update, @interval)
{:noreply, new_stats}
end
defp initial_data do
%{peers: [], stats: %{}}
end
defp get_stat_data 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)
%{
peers: peers,
stats: %{domain_count: domain_count, status_count: status_count, user_count: user_count}
}
end
end