spc-pleroma/lib/pleroma/http/adapter_helper/gun.ex

78 lines
2.0 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.HTTP.AdapterHelper.Gun do
@behaviour Pleroma.HTTP.AdapterHelper
alias Pleroma.HTTP.AdapterHelper
alias Pleroma.Pool.Connections
require Logger
@defaults [
connect_timeout: 5_000,
domain_lookup_timeout: 5_000,
tls_handshake_timeout: 5_000,
retry: 1,
retry_timeout: 1000,
await_up_timeout: 5_000
]
@spec options(keyword(), URI.t()) :: keyword()
def options(incoming_opts \\ [], %URI{} = uri) do
proxy =
Pleroma.Config.get([:http, :proxy_url])
|> AdapterHelper.format_proxy()
config_opts = Pleroma.Config.get([:http, :adapter], [])
@defaults
|> Keyword.merge(config_opts)
|> add_scheme_opts(uri)
|> AdapterHelper.maybe_add_proxy(proxy)
|> maybe_get_conn(uri, incoming_opts)
end
@spec after_request(keyword()) :: :ok
def after_request(opts) do
if opts[:conn] && opts[:body_as] != :chunks do
Connections.checkout(opts[:conn], self(), :gun_connections)
end
:ok
end
defp add_scheme_opts(opts, %{scheme: "http"}), do: opts
defp add_scheme_opts(opts, %{scheme: "https"}) do
opts
|> Keyword.put(:certificates_verification, true)
|> Keyword.put(:tls_opts, log_level: :warning)
end
defp maybe_get_conn(adapter_opts, uri, incoming_opts) do
{receive_conn?, opts} =
adapter_opts
|> Keyword.merge(incoming_opts)
|> Keyword.pop(:receive_conn, true)
if Connections.alive?(:gun_connections) and receive_conn? do
checkin_conn(uri, opts)
else
opts
end
end
defp checkin_conn(uri, opts) do
case Connections.checkin(uri, :gun_connections) do
nil ->
Task.start(Pleroma.Gun.Conn, :open, [uri, :gun_connections, opts])
opts
conn when is_pid(conn) ->
Keyword.merge(opts, conn: conn, close_conn: false)
end
end
end