65 lines
1.8 KiB
Elixir
65 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.HTTP.Adapter do
|
|
alias Pleroma.HTTP.Connection
|
|
|
|
@type proxy ::
|
|
{Connection.host(), pos_integer()}
|
|
| {Connection.proxy_type(), pos_integer()}
|
|
@type host_type :: :domain | :ip
|
|
|
|
@callback options(keyword(), URI.t()) :: keyword()
|
|
@callback after_request(keyword()) :: :ok
|
|
|
|
@spec options(keyword(), URI.t()) :: keyword()
|
|
def options(opts, _uri) do
|
|
proxy = Pleroma.Config.get([:http, :proxy_url], nil)
|
|
maybe_add_proxy(opts, format_proxy(proxy))
|
|
end
|
|
|
|
@spec maybe_get_conn(URI.t(), keyword()) :: keyword()
|
|
def maybe_get_conn(_uri, opts), do: opts
|
|
|
|
@spec after_request(keyword()) :: :ok
|
|
def after_request(_opts), do: :ok
|
|
|
|
@spec format_proxy(String.t() | tuple() | nil) :: proxy() | nil
|
|
def format_proxy(nil), do: nil
|
|
|
|
def format_proxy(proxy_url) do
|
|
with {:ok, host, port} <- Connection.parse_proxy(proxy_url) do
|
|
{host, port}
|
|
else
|
|
{:ok, type, host, port} -> {type, host, port}
|
|
_ -> nil
|
|
end
|
|
end
|
|
|
|
@spec maybe_add_proxy(keyword(), proxy() | nil) :: keyword()
|
|
def maybe_add_proxy(opts, nil), do: opts
|
|
def maybe_add_proxy(opts, proxy), do: Keyword.put_new(opts, :proxy, proxy)
|
|
|
|
@spec domain_or_fallback(String.t()) :: charlist()
|
|
def domain_or_fallback(host) do
|
|
case domain_or_ip(host) do
|
|
{:domain, domain} -> domain
|
|
{:ip, _ip} -> to_charlist(host)
|
|
end
|
|
end
|
|
|
|
@spec domain_or_ip(String.t()) :: {host_type(), Connection.host()}
|
|
def domain_or_ip(host) do
|
|
charlist = to_charlist(host)
|
|
|
|
case :inet.parse_address(charlist) do
|
|
{:error, :einval} ->
|
|
{:domain, :idna.encode(charlist)}
|
|
|
|
{:ok, ip} ->
|
|
{:ip, ip}
|
|
end
|
|
end
|
|
end
|