Merge branch 'fix/mediaproxy-whitelist-base_url' into 'develop'
[akkoma] / lib / pleroma / application.ex
index cdfca8b1a1cafdcc23e571d3d4ffd644a9eb2907..0353314914ba82c35d062adde2cf6db7caeedf46 100644 (file)
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Application do
   use Application
 
+  @name Mix.Project.config()[:name]
+  @version Mix.Project.config()[:version]
+  @repository Mix.Project.config()[:source_url]
+  def name, do: @name
+  def version, do: @version
+  def named_version, do: @name <> " " <> @version
+  def repository, do: @repository
+
+  def user_agent do
+    info = "#{Pleroma.Web.base_url()} <#{Pleroma.Config.get([:instance, :email], "")}>"
+    named_version() <> "; " <> info
+  end
+
   # See http://elixir-lang.org/docs/stable/elixir/Application.html
   # for more information on OTP Applications
   def start(_type, _args) do
-    import Supervisor.Spec
+    import Cachex.Spec
+
+    Pleroma.Config.DeprecationWarnings.warn()
+    setup_instrumenters()
 
     # Define workers and child supervisors to be supervised
-    children = [
-      # Start the Ecto repository
-      supervisor(Pleroma.Repo, []),
-      # Start the endpoint when the application starts
-      supervisor(Pleroma.Web.Endpoint, []),
-      # Start your own worker by calling: Pleroma.Worker.start_link(arg1, arg2, arg3)
-      # worker(Pleroma.Worker, [arg1, arg2, arg3]),
-      worker(Cachex, [:user_cache, [
-                         default_ttl: 25000,
-                         ttl_interval: 1000,
-                         limit: 2500
-                       ]]),
-      worker(Pleroma.Web.Federator, []),
-      worker(Pleroma.Web.ChatChannel.ChatChannelState, []),
-      worker(Pleroma.Stats, []),
-    ]
-    ++ if Mix.env == :test, do: [], else: [worker(Pleroma.Web.Streamer, [])]
+    children =
+      [
+        # Start the Ecto repository
+        %{id: Pleroma.Repo, start: {Pleroma.Repo, :start_link, []}, type: :supervisor},
+        %{id: Pleroma.Config.TransferTask, start: {Pleroma.Config.TransferTask, :start_link, []}},
+        %{id: Pleroma.Emoji, start: {Pleroma.Emoji, :start_link, []}},
+        %{id: Pleroma.Captcha, start: {Pleroma.Captcha, :start_link, []}},
+        %{
+          id: :cachex_used_captcha_cache,
+          start:
+            {Cachex, :start_link,
+             [
+               :used_captcha_cache,
+               [
+                 ttl_interval:
+                   :timer.seconds(Pleroma.Config.get!([Pleroma.Captcha, :seconds_valid]))
+               ]
+             ]}
+        },
+        %{
+          id: :cachex_user,
+          start:
+            {Cachex, :start_link,
+             [
+               :user_cache,
+               [
+                 default_ttl: 25_000,
+                 ttl_interval: 1000,
+                 limit: 2500
+               ]
+             ]}
+        },
+        %{
+          id: :cachex_object,
+          start:
+            {Cachex, :start_link,
+             [
+               :object_cache,
+               [
+                 default_ttl: 25_000,
+                 ttl_interval: 1000,
+                 limit: 2500
+               ]
+             ]}
+        },
+        %{
+          id: :cachex_rich_media,
+          start:
+            {Cachex, :start_link,
+             [
+               :rich_media_cache,
+               [
+                 default_ttl: :timer.minutes(120),
+                 limit: 5000
+               ]
+             ]}
+        },
+        %{
+          id: :cachex_scrubber,
+          start:
+            {Cachex, :start_link,
+             [
+               :scrubber_cache,
+               [
+                 limit: 2500
+               ]
+             ]}
+        },
+        %{
+          id: :cachex_idem,
+          start:
+            {Cachex, :start_link,
+             [
+               :idempotency_cache,
+               [
+                 expiration:
+                   expiration(
+                     default: :timer.seconds(6 * 60 * 60),
+                     interval: :timer.seconds(60)
+                   ),
+                 limit: 2500
+               ]
+             ]}
+        },
+        %{id: Pleroma.FlakeId, start: {Pleroma.FlakeId, :start_link, []}},
+        %{
+          id: Pleroma.ScheduledActivityWorker,
+          start: {Pleroma.ScheduledActivityWorker, :start_link, []}
+        }
+      ] ++
+        hackney_pool_children() ++
+        [
+          %{
+            id: Pleroma.Web.Federator.RetryQueue,
+            start: {Pleroma.Web.Federator.RetryQueue, :start_link, []}
+          },
+          %{
+            id: Pleroma.Web.OAuth.Token.CleanWorker,
+            start: {Pleroma.Web.OAuth.Token.CleanWorker, :start_link, []}
+          },
+          %{
+            id: Pleroma.Stats,
+            start: {Pleroma.Stats, :start_link, []}
+          },
+          %{
+            id: :web_push_init,
+            start: {Task, :start_link, [&Pleroma.Web.Push.init/0]},
+            restart: :temporary
+          },
+          %{
+            id: :federator_init,
+            start: {Task, :start_link, [&Pleroma.Web.Federator.init/0]},
+            restart: :temporary
+          },
+          %{
+            id: :internal_fetch_init,
+            start: {Task, :start_link, [&Pleroma.Web.ActivityPub.InternalFetchActor.init/0]},
+            restart: :temporary
+          }
+        ] ++
+        streamer_child() ++
+        chat_child() ++
+        [
+          # Start the endpoint when the application starts
+          %{
+            id: Pleroma.Web.Endpoint,
+            start: {Pleroma.Web.Endpoint, :start_link, []},
+            type: :supervisor
+          },
+          %{id: Pleroma.Gopher.Server, start: {Pleroma.Gopher.Server, :start_link, []}}
+        ]
 
     # See http://elixir-lang.org/docs/stable/elixir/Supervisor.html
     # for other strategies and supported options
     opts = [strategy: :one_for_one, name: Pleroma.Supervisor]
     Supervisor.start_link(children, opts)
   end
+
+  defp setup_instrumenters do
+    require Prometheus.Registry
+
+    if Application.get_env(:prometheus, Pleroma.Repo.Instrumenter) do
+      :ok =
+        :telemetry.attach(
+          "prometheus-ecto",
+          [:pleroma, :repo, :query],
+          &Pleroma.Repo.Instrumenter.handle_event/4,
+          %{}
+        )
+
+      Pleroma.Repo.Instrumenter.setup()
+    end
+
+    Pleroma.Web.Endpoint.MetricsExporter.setup()
+    Pleroma.Web.Endpoint.PipelineInstrumenter.setup()
+    Pleroma.Web.Endpoint.Instrumenter.setup()
+  end
+
+  def enabled_hackney_pools do
+    [:media] ++
+      if Application.get_env(:tesla, :adapter) == Tesla.Adapter.Hackney do
+        [:federation]
+      else
+        []
+      end ++
+      if Pleroma.Config.get([Pleroma.Upload, :proxy_remote]) do
+        [:upload]
+      else
+        []
+      end
+  end
+
+  if Pleroma.Config.get(:env) == :test do
+    defp streamer_child, do: []
+    defp chat_child, do: []
+  else
+    defp streamer_child do
+      [%{id: Pleroma.Web.Streamer, start: {Pleroma.Web.Streamer, :start_link, []}}]
+    end
+
+    defp chat_child do
+      if Pleroma.Config.get([:chat, :enabled]) do
+        [
+          %{
+            id: Pleroma.Web.ChatChannel.ChatChannelState,
+            start: {Pleroma.Web.ChatChannel.ChatChannelState, :start_link, []}
+          }
+        ]
+      else
+        []
+      end
+    end
+  end
+
+  defp hackney_pool_children do
+    for pool <- enabled_hackney_pools() do
+      options = Pleroma.Config.get([:hackney_pools, pool])
+      :hackney_pool.child_spec(pool, options)
+    end
+  end
 end