- `verify_fun` is not useful now - use `customize_check_hostname` (OTP 20+ so OK) - `partial_chain` is useless as of OTP 21.1 (wasn't there, but hackney/.. uses it)
		
			
				
	
	
		
			78 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			78 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.HTTP.AdapterHelper.Gun do
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  @behaviour Pleroma.HTTP.AdapterHelper
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  alias Pleroma.Gun.ConnectionPool
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  alias Pleroma.HTTP.AdapterHelper
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  require Logger
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  @defaults [
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    connect_timeout: 5_000,
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    domain_lookup_timeout: 5_000,
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    tls_handshake_timeout: 5_000,
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    retry: 0,
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    retry_timeout: 1000,
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    await_up_timeout: 5_000
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  ]
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  @spec options(keyword(), URI.t()) :: keyword()
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  def options(incoming_opts \\ [], %URI{} = uri) do
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    proxy =
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      Pleroma.Config.get([:http, :proxy_url])
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      |> AdapterHelper.format_proxy()
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    config_opts = Pleroma.Config.get([:http, :adapter], [])
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    @defaults
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    |> Keyword.merge(config_opts)
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    |> add_scheme_opts(uri)
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    |> AdapterHelper.maybe_add_proxy(proxy)
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    |> Keyword.merge(incoming_opts)
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  end
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  defp add_scheme_opts(opts, %{scheme: "http"}), do: opts
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  defp add_scheme_opts(opts, %{scheme: "https"}) do
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    opts
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    |> Keyword.put(:certificates_verification, true)
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  end
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  @spec get_conn(URI.t(), keyword()) :: {:ok, keyword()} | {:error, atom()}
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  def get_conn(uri, opts) do
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    case ConnectionPool.get_conn(uri, opts) do
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      {:ok, conn_pid} -> {:ok, Keyword.merge(opts, conn: conn_pid, close_conn: false)}
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      err -> err
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    end
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  end
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  @prefix Pleroma.Gun.ConnectionPool
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  def limiter_setup do
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    wait = Pleroma.Config.get([:connections_pool, :connection_acquisition_wait])
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    retries = Pleroma.Config.get([:connections_pool, :connection_acquisition_retries])
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    :pools
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    |> Pleroma.Config.get([])
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    |> Enum.each(fn {name, opts} ->
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      max_running = Keyword.get(opts, :size, 50)
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      max_waiting = Keyword.get(opts, :max_waiting, 10)
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      result =
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        ConcurrentLimiter.new(:"#{@prefix}.#{name}", max_running, max_waiting,
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          wait: wait,
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          max_retries: retries
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        )
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      case result do
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        :ok -> :ok
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        {:error, :existing} -> :ok
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        e -> raise e
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      end
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    end)
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    :ok
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  end
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end
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