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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Application do
   6   use Application
   7   import Supervisor.Spec
   8
   9   @name "Pleroma"
  10   @version Mix.Project.config()[:version]
  11   def name, do: @name
  12   def version, do: @version
  13   def named_version(), do: @name <> " " <> @version
  14
  15   def user_agent() do
  16     info = "#{Pleroma.Web.base_url()} <#{Pleroma.Config.get([:instance, :email], "")}>"
  17     named_version() <> "; " <> info
  18   end
  19
  20   # See http://elixir-lang.org/docs/stable/elixir/Application.html
  21   # for more information on OTP Applications
  22   def start(_type, _args) do
  23     import Cachex.Spec
  24
  25     Pleroma.DeprecationWarnings.warn()
  26
  27     # Define workers and child supervisors to be supervised
  28     children =
  29       [
  30         # Start the Ecto repository
  31         supervisor(Pleroma.Repo, []),
  32         worker(Pleroma.Emoji, []),
  33         worker(Pleroma.Captcha, []),
  34         worker(
  35           Cachex,
  36           [
  37             :used_captcha_cache,
  38             [
  39               ttl_interval: :timer.seconds(Pleroma.Config.get!([Pleroma.Captcha, :seconds_valid]))
  40             ]
  41           ],
  42           id: :cachex_used_captcha_cache
  43         ),
  44         worker(
  45           Cachex,
  46           [
  47             :user_cache,
  48             [
  49               default_ttl: 25000,
  50               ttl_interval: 1000,
  51               limit: 2500
  52             ]
  53           ],
  54           id: :cachex_user
  55         ),
  56         worker(
  57           Cachex,
  58           [
  59             :object_cache,
  60             [
  61               default_ttl: 25000,
  62               ttl_interval: 1000,
  63               limit: 2500
  64             ]
  65           ],
  66           id: :cachex_object
  67         ),
  68         worker(
  69           Cachex,
  70           [
  71             :rich_media_cache,
  72             [
  73               default_ttl: :timer.minutes(120),
  74               limit: 5000
  75             ]
  76           ],
  77           id: :cachex_rich_media
  78         ),
  79         worker(
  80           Cachex,
  81           [
  82             :scrubber_cache,
  83             [
  84               limit: 2500
  85             ]
  86           ],
  87           id: :cachex_scrubber
  88         ),
  89         worker(
  90           Cachex,
  91           [
  92             :idempotency_cache,
  93             [
  94               expiration:
  95                 expiration(
  96                   default: :timer.seconds(6 * 60 * 60),
  97                   interval: :timer.seconds(60)
  98                 ),
  99               limit: 2500
 100             ]
 101           ],
 102           id: :cachex_idem
 103         ),
 104         worker(Pleroma.Web.Federator.RetryQueue, []),
 105         worker(Pleroma.Web.Federator, []),
 106         worker(Pleroma.Stats, []),
 107         worker(Pleroma.Web.Push, [])
 108       ] ++
 109         streamer_child() ++
 110         chat_child() ++
 111         [
 112           # Start the endpoint when the application starts
 113           supervisor(Pleroma.Web.Endpoint, []),
 114           worker(Pleroma.Gopher.Server, [])
 115         ]
 116
 117     # See http://elixir-lang.org/docs/stable/elixir/Supervisor.html
 118     # for other strategies and supported options
 119     opts = [strategy: :one_for_one, name: Pleroma.Supervisor]
 120     Supervisor.start_link(children, opts)
 121   end
 122
 123   if Mix.env() == :test do
 124     defp streamer_child(), do: []
 125     defp chat_child(), do: []
 126   else
 127     defp streamer_child() do
 128       [worker(Pleroma.Web.Streamer, [])]
 129     end
 130
 131     defp chat_child() do
 132       if Pleroma.Config.get([:chat, :enabled]) do
 133         [worker(Pleroma.Web.ChatChannel.ChatChannelState, [])]
 134       else
 135         []
 136       end
 137     end
 138   end
 139 end