90 lines
2 KiB
Elixir
90 lines
2 KiB
Elixir
# Pleroma: A lightweight social networking server
|
|
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
|
|
# SPDX-License-Identifier: AGPL-3.0-only
|
|
|
|
defmodule Phoenix.Transports.WebSocket.Raw do
|
|
import Plug.Conn,
|
|
only: [
|
|
fetch_query_params: 1,
|
|
send_resp: 3
|
|
]
|
|
|
|
alias Phoenix.Socket.Transport
|
|
|
|
def default_config do
|
|
[
|
|
timeout: 60_000,
|
|
transport_log: false,
|
|
cowboy: Phoenix.Endpoint.CowboyWebSocket
|
|
]
|
|
end
|
|
|
|
def init(%Plug.Conn{method: "GET"} = conn, {endpoint, handler, transport}) do
|
|
{_, opts} = handler.__transport__(transport)
|
|
|
|
conn =
|
|
conn
|
|
|> fetch_query_params
|
|
|> Transport.transport_log(opts[:transport_log])
|
|
|> Transport.force_ssl(handler, endpoint, opts)
|
|
|> Transport.check_origin(handler, endpoint, opts)
|
|
|
|
case conn do
|
|
%{halted: false} = conn ->
|
|
case Transport.connect(endpoint, handler, transport, __MODULE__, nil, conn.params) do
|
|
{:ok, socket} ->
|
|
{:ok, conn, {__MODULE__, {socket, opts}}}
|
|
|
|
:error ->
|
|
send_resp(conn, :forbidden, "")
|
|
{:error, conn}
|
|
end
|
|
|
|
_ ->
|
|
{:error, conn}
|
|
end
|
|
end
|
|
|
|
def init(conn, _) do
|
|
send_resp(conn, :bad_request, "")
|
|
{:error, conn}
|
|
end
|
|
|
|
def ws_init({socket, config}) do
|
|
Process.flag(:trap_exit, true)
|
|
{:ok, %{socket: socket}, config[:timeout]}
|
|
end
|
|
|
|
def ws_handle(op, data, state) do
|
|
state.socket.handler
|
|
|> apply(:handle, [op, data, state])
|
|
|> case do
|
|
{op, data} ->
|
|
{:reply, {op, data}, state}
|
|
|
|
{op, data, state} ->
|
|
{:reply, {op, data}, state}
|
|
|
|
%{} = state ->
|
|
{:ok, state}
|
|
|
|
_ ->
|
|
{:ok, state}
|
|
end
|
|
end
|
|
|
|
def ws_info({_, _} = tuple, state) do
|
|
{:reply, tuple, state}
|
|
end
|
|
|
|
def ws_info(_tuple, state), do: {:ok, state}
|
|
|
|
def ws_close(state) do
|
|
ws_handle(:closed, :normal, state)
|
|
end
|
|
|
|
def ws_terminate(reason, state) do
|
|
ws_handle(:closed, reason, state)
|
|
end
|
|
end
|