kopia lustrzana https://github.com/cirospaciari/socketify.py
2384 wiersze
83 KiB
Python
2384 wiersze
83 KiB
Python
import cffi
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from datetime import datetime
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from enum import IntEnum
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from http import cookies
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import inspect
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from io import BytesIO
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import json
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import mimetypes
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import os
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import platform
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import signal
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import uuid
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from urllib.parse import parse_qs, quote_plus, unquote_plus
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import logging
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from .native import ffi, lib
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from .loop import Loop
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from .status_codes import status_codes
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from .helpers import static_route
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from dataclasses import dataclass
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mimetypes.init()
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@ffi.callback("void(const char*, size_t, void*)")
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def uws_missing_server_name(hostname, hostname_length, user_data):
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if user_data != ffi.NULL:
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try:
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app = ffi.from_handle(user_data)
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if hostname == ffi.NULL:
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data = None
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else:
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data = ffi.unpack(hostname, hostname_length).decode("utf-8")
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handler = app._missing_server_handler
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if inspect.iscoroutinefunction(handler):
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app.run_async(handler(data))
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else:
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handler(data)
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except Exception as err:
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, void*)")
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def uws_websocket_factory_drain_handler(ws, user_data):
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if user_data != ffi.NULL:
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handlers, app = ffi.from_handle(user_data)
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instances = app._ws_factory.get(app, ws)
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ws, dispose = instances
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try:
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handler = handlers.drain
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if inspect.iscoroutinefunction(handler):
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future = app.run_async(handler(ws))
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if dispose:
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def when_finished(_):
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app._ws_factory.dispose(instances)
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future.add_done_callback(when_finished)
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else:
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handler(ws)
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if dispose:
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app._ws_factory.dispose(instances)
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except Exception as err:
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if dispose:
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app._ws_factory.dispose(instances)
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, void*)")
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def uws_websocket_drain_handler(ws, user_data):
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if user_data != ffi.NULL:
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try:
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handlers, app = ffi.from_handle(user_data)
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ws = WebSocket(ws, app.SSL, app.loop)
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handler = handlers.drain
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if inspect.iscoroutinefunction(handler):
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app.run_async(handler(ws))
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else:
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handler(ws)
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except Exception as err:
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, void*)")
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def uws_websocket_factory_open_handler(ws, user_data):
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if user_data != ffi.NULL:
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handlers, app = ffi.from_handle(user_data)
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instances = app._ws_factory.get(app, ws)
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ws, dispose = instances
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try:
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handler = handlers.open
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if inspect.iscoroutinefunction(handler):
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future = app.run_async(handler(ws))
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if dispose:
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def when_finished(_):
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app._ws_factory.dispose(instances)
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future.add_done_callback(when_finished)
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else:
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handler(ws)
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if dispose:
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app._ws_factory.dispose(instances)
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except Exception as err:
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if dispose:
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app._ws_factory.dispose(instances)
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, void*)")
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def uws_websocket_open_handler(ws, user_data):
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if user_data != ffi.NULL:
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try:
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handlers, app = ffi.from_handle(user_data)
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ws = WebSocket(ws, app.SSL, app.loop)
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handler = handlers.open
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if inspect.iscoroutinefunction(handler):
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app.run_async(handler(ws))
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else:
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handler(ws)
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except Exception as err:
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, const char*, size_t, uws_opcode_t, void*)")
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def uws_websocket_factory_message_handler(ws, message, length, opcode, user_data):
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if user_data != ffi.NULL:
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handlers, app = ffi.from_handle(user_data)
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instances = app._ws_factory.get(app, ws)
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ws, dispose = instances
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try:
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if message == ffi.NULL:
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data = None
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else:
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data = ffi.unpack(message, length)
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opcode = OpCode(opcode)
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if opcode == OpCode.TEXT:
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data = data.decode("utf-8")
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handler = handlers.message
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if inspect.iscoroutinefunction(handler):
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future = app.run_async(handler(ws, data, opcode))
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if dispose:
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def when_finished(_):
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app._ws_factory.dispose(instances)
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future.add_done_callback(when_finished)
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else:
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handler(ws, data, opcode)
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if dispose:
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app._ws_factory.dispose(instances)
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except Exception as err:
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if dispose:
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app._ws_factory.dispose(instances)
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, const char*, size_t, uws_opcode_t, void*)")
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def uws_websocket_message_handler(ws, message, length, opcode, user_data):
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if user_data != ffi.NULL:
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try:
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handlers, app = ffi.from_handle(user_data)
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ws = WebSocket(ws, app.SSL, app.loop)
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if message == ffi.NULL:
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data = None
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else:
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data = ffi.unpack(message, length)
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opcode = OpCode(opcode)
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if opcode == OpCode.TEXT:
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data = data.decode("utf-8")
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handler = handlers.message
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if inspect.iscoroutinefunction(handler):
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app.run_async(handler(ws, data, opcode))
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else:
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handler(ws, data, opcode)
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except Exception as err:
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, const char*, size_t, void*)")
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def uws_websocket_factory_pong_handler(ws, message, length, user_data):
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if user_data != ffi.NULL:
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handlers, app = ffi.from_handle(user_data)
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instances = app._ws_factory.get(app, ws)
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ws, dispose = instances
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try:
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if message == ffi.NULL:
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data = None
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else:
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data = ffi.unpack(message, length)
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handler = handlers.pong
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if inspect.iscoroutinefunction(handler):
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future = app.run_async(handler(ws, data))
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if dispose:
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def when_finished(_):
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app._ws_factory.dispose(instances)
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future.add_done_callback(when_finished)
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else:
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handler(ws, data)
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if dispose:
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app._ws_factory.dispose(instances)
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except Exception as err:
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if dispose:
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app._ws_factory.dispose(instances)
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, const char*, size_t, void*)")
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def uws_websocket_pong_handler(ws, message, length, user_data):
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if user_data != ffi.NULL:
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try:
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handlers, app = ffi.from_handle(user_data)
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ws = WebSocket(ws, app.SSL, app.loop)
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if message == ffi.NULL:
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data = None
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else:
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data = ffi.unpack(message, length)
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handler = handlers.pong
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if inspect.iscoroutinefunction(handler):
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app.run_async(handler(ws, data))
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else:
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handler(ws, data)
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except Exception as err:
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, const char*, size_t, void*)")
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def uws_websocket_factory_ping_handler(ws, message, length, user_data):
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if user_data != ffi.NULL:
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handlers, app = ffi.from_handle(user_data)
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instances = app._ws_factory.get(app, ws)
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ws, dispose = instances
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try:
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if message == ffi.NULL:
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data = None
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else:
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data = ffi.unpack(message, length)
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handler = handlers.ping
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if inspect.iscoroutinefunction(handler):
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future = app.run_async(handler(ws, data))
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if dispose:
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def when_finished(_):
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app._ws_factory.dispose(instances)
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future.add_done_callback(when_finished)
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else:
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handler(ws, data)
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if dispose:
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app._ws_factory.dispose(instances)
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except Exception as err:
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if dispose:
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app._ws_factory.dispose(instances)
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, const char*, size_t, void*)")
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def uws_websocket_ping_handler(ws, message, length, user_data):
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if user_data != ffi.NULL:
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try:
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handlers, app = ffi.from_handle(user_data)
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ws = WebSocket(ws, app.SSL, app.loop)
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if message == ffi.NULL:
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data = None
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else:
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data = ffi.unpack(message, length)
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handler = handlers.ping
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if inspect.iscoroutinefunction(handler):
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app.run_async(handler(ws, data))
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else:
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handler(ws, data)
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except Exception as err:
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, int, const char*, size_t, void*)")
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def uws_websocket_factory_close_handler(ws, code, message, length, user_data):
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if user_data != ffi.NULL:
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handlers, app = ffi.from_handle(user_data)
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instances = app._ws_factory.get(app, ws)
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ws, dispose = instances
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try:
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if message == ffi.NULL:
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data = None
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else:
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data = ffi.unpack(message, length)
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handler = handlers.close
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if handler is None:
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if dispose:
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app._ws_factory.dispose(instances)
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return
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if inspect.iscoroutinefunction(handler):
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future = app.run_async(handler(ws, int(code), data))
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def when_finished(_):
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key = ws.get_user_data_uuid()
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if key is not None:
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SocketRefs.pop(key, None)
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if dispose:
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app._ws_factory.dispose(instances)
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future.add_done_callback(when_finished)
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else:
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handler(ws, int(code), data)
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key = ws.get_user_data_uuid()
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if key is not None:
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SocketRefs.pop(key, None)
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if dispose:
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app._ws_factory.dispose(instances)
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except Exception as err:
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_websocket_t*, int, const char*, size_t, void*)")
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def uws_websocket_close_handler(ws, code, message, length, user_data):
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if user_data != ffi.NULL:
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try:
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handlers, app = ffi.from_handle(user_data)
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# pass to free data on WebSocket if needed
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ws = WebSocket(ws, app.SSL, app.loop)
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if message == ffi.NULL:
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data = None
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else:
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data = ffi.unpack(message, length)
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handler = handlers.close
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if handler is None:
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return
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if inspect.iscoroutinefunction(handler):
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future = app.run_async(handler(ws, int(code), data))
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def when_finished(_):
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key = ws.get_user_data_uuid()
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if key is not None:
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SocketRefs.pop(key, None)
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future.add_done_callback(when_finished)
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else:
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handler(ws, int(code), data)
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key = ws.get_user_data_uuid()
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if key is not None:
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SocketRefs.pop(key, None)
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except Exception as err:
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logging.error(
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"Uncaught Exception: %s" % str(err)
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) # just log in console the error to call attention
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@ffi.callback("void(uws_res_t*, uws_req_t*, void*)")
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def uws_generic_factory_method_handler(res, req, user_data):
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if user_data != ffi.NULL:
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(handler, app) = ffi.from_handle(user_data)
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instances = app._factory.get(app, res, req)
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(response, request, dispose) = instances
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try:
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if inspect.iscoroutinefunction(handler):
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response.grab_aborted_handler()
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future = response.run_async(handler(response, request))
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if dispose:
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def when_finished(_):
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app._factory.dispose(instances)
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future.add_done_callback(when_finished)
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else:
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handler(response, request)
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if dispose:
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app._factory.dispose(instances)
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except Exception as err:
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response.grab_aborted_handler()
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app.trigger_error(err, response, request)
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if dispose:
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app._factory.dispose(instances)
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@ffi.callback("void(uws_res_t*, uws_req_t*, uws_socket_context_t*, void*)")
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def uws_websocket_factory_upgrade_handler(res, req, context, user_data):
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if user_data != ffi.NULL:
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handlers, app = ffi.from_handle(user_data)
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instances = app._factory.get(app, res, req)
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(response, request, dispose) = instances
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try:
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handler = handlers.upgrade
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if inspect.iscoroutinefunction(handler):
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future = response.run_async(handler(response, request, context))
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if dispose:
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def when_finished(_):
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app._factory.dispose(instances)
|
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|
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future.add_done_callback(when_finished)
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else:
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handler(response, request, context)
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if dispose:
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app._factory.dispose(instances)
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except Exception as err:
|
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response.grab_aborted_handler()
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app.trigger_error(err, response, request)
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if dispose:
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app._factory.dispose(instances)
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|
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@ffi.callback("void(uws_res_t*, uws_req_t*, uws_socket_context_t*, void*)")
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def uws_websocket_upgrade_handler(res, req, context, user_data):
|
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if user_data != ffi.NULL:
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handlers, app = ffi.from_handle(user_data)
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response = AppResponse(res, app.loop, app.SSL, app._template)
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request = AppRequest(req)
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try:
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handler = handlers.upgrade
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if inspect.iscoroutinefunction(handler):
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response.run_async(handler(response, request, context))
|
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else:
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handler(response, request, context)
|
|
|
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except Exception as err:
|
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response.grab_aborted_handler()
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app.trigger_error(err, response, request)
|
|
|
|
|
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@ffi.callback("void(const char*, size_t, void*)")
|
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def uws_req_for_each_topic_handler(topic, topic_size, user_data):
|
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if user_data != ffi.NULL:
|
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try:
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ws = ffi.from_handle(user_data)
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header_name = ffi.unpack(topic, topic_size).decode("utf-8")
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ws.trigger_for_each_topic_handler(header_name, header_value)
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except Exception: # invalid utf-8
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return
|
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|
|
|
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@ffi.callback("void(const char*, size_t, const char*, size_t, void*)")
|
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def uws_req_for_each_header_handler(
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header_name, header_name_size, header_value, header_value_size, user_data
|
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):
|
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if user_data != ffi.NULL:
|
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try:
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req = ffi.from_handle(user_data)
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header_name = ffi.unpack(header_name, header_name_size).decode("utf-8")
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header_value = ffi.unpack(header_value, header_value_size).decode("utf-8")
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|
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req.trigger_for_each_header_handler(header_name, header_value)
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except Exception: # invalid utf-8
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return
|
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|
|
|
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@ffi.callback("void(uws_res_t*, uws_req_t*, void*)")
|
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def uws_generic_factory_method_handler(res, req, user_data):
|
|
if user_data != ffi.NULL:
|
|
(handler, app) = ffi.from_handle(user_data)
|
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instances = app._factory.get(app, res, req)
|
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(response, request, dispose) = instances
|
|
try:
|
|
if inspect.iscoroutinefunction(handler):
|
|
response.grab_aborted_handler()
|
|
future = response.run_async(handler(response, request))
|
|
if dispose:
|
|
def when_finished(_):
|
|
app._factory.dispose(instances)
|
|
|
|
future.add_done_callback(when_finished)
|
|
else:
|
|
handler(response, request)
|
|
if dispose:
|
|
app._factory.dispose(instances)
|
|
|
|
except Exception as err:
|
|
response.grab_aborted_handler()
|
|
app.trigger_error(err, response, request)
|
|
if dispose:
|
|
app._factory.dispose(instances)
|
|
|
|
@ffi.callback("void(uws_res_t*, uws_req_t*, void*)")
|
|
def uws_generic_method_handler(res, req, user_data):
|
|
if user_data != ffi.NULL:
|
|
(handler, app) = ffi.from_handle(user_data)
|
|
response = AppResponse(res, app.loop, app.SSL, app._template)
|
|
request = AppRequest(req)
|
|
|
|
try:
|
|
if inspect.iscoroutinefunction(handler):
|
|
response.grab_aborted_handler()
|
|
response.run_async(handler(response, request))
|
|
else:
|
|
handler(response, request)
|
|
except Exception as err:
|
|
response.grab_aborted_handler()
|
|
app.trigger_error(err, response, request)
|
|
|
|
|
|
|
|
|
|
@ffi.callback("void(struct us_listen_socket_t*, const char*, size_t,int, void*)")
|
|
def uws_generic_listen_domain_handler(listen_socket, domain, length, _options, user_data):
|
|
domain = ffi.unpack(domain, length).decode("utf8")
|
|
if listen_socket == ffi.NULL:
|
|
raise RuntimeError("Failed to listen on domain %s" % domain)
|
|
|
|
if user_data != ffi.NULL:
|
|
|
|
app = ffi.from_handle(user_data)
|
|
if hasattr(app, "_listen_handler") and hasattr(app._listen_handler, "__call__"):
|
|
app.socket = listen_socket
|
|
app._listen_handler(
|
|
AppListenOptions(
|
|
domain=domain,
|
|
options=int(_options)
|
|
)
|
|
)
|
|
@ffi.callback("void(struct us_listen_socket_t*, uws_app_listen_config_t, void*)")
|
|
def uws_generic_listen_handler(listen_socket, config, user_data):
|
|
if listen_socket == ffi.NULL:
|
|
raise RuntimeError("Failed to listen on port %d" % int(config.port))
|
|
|
|
if user_data != ffi.NULL:
|
|
app = ffi.from_handle(user_data)
|
|
config.port = lib.us_socket_local_port(app.SSL, listen_socket)
|
|
if hasattr(app, "_listen_handler") and hasattr(app._listen_handler, "__call__"):
|
|
app.socket = listen_socket
|
|
app._listen_handler(
|
|
None
|
|
|
|
if config == ffi.NULL
|
|
else AppListenOptions(
|
|
port=int(config.port),
|
|
host=None
|
|
if config.host == ffi.NULL
|
|
else ffi.string(config.host).decode("utf8"),
|
|
options=int(config.options),
|
|
)
|
|
)
|
|
|
|
|
|
@ffi.callback("void(uws_res_t*, void*)")
|
|
def uws_generic_aborted_handler(response, user_data):
|
|
if user_data != ffi.NULL:
|
|
try:
|
|
res = ffi.from_handle(user_data)
|
|
res.trigger_aborted()
|
|
except:
|
|
pass
|
|
|
|
|
|
@ffi.callback("void(uws_res_t*, const char*, size_t, bool, void*)")
|
|
def uws_generic_on_data_handler(res, chunk, chunk_length, is_end, user_data):
|
|
if user_data != ffi.NULL:
|
|
res = ffi.from_handle(user_data)
|
|
if chunk == ffi.NULL:
|
|
data = None
|
|
else:
|
|
data = ffi.unpack(chunk, chunk_length)
|
|
|
|
res.trigger_data_handler(data, bool(is_end))
|
|
|
|
|
|
@ffi.callback("bool(uws_res_t*, uintmax_t, void*)")
|
|
def uws_generic_on_writable_handler(res, offset, user_data):
|
|
if user_data != ffi.NULL:
|
|
res = ffi.from_handle(user_data)
|
|
result = res.trigger_writable_handler(offset)
|
|
return result
|
|
return False
|
|
|
|
|
|
@ffi.callback("void(uws_res_t*, void*)")
|
|
def uws_generic_cork_handler(res, user_data):
|
|
if user_data != ffi.NULL:
|
|
response = ffi.from_handle(user_data)
|
|
try:
|
|
if inspect.iscoroutinefunction(response._cork_handler):
|
|
raise RuntimeError("Calls inside cork must be sync")
|
|
response._cork_handler(response)
|
|
except Exception as err:
|
|
logging.error("Error on cork handler %s" % str(err))
|
|
|
|
|
|
@ffi.callback("void(void*)")
|
|
def uws_ws_cork_handler(user_data):
|
|
if user_data != ffi.NULL:
|
|
ws = ffi.from_handle(user_data)
|
|
try:
|
|
if inspect.iscoroutinefunction(ws._cork_handler):
|
|
raise RuntimeError("Calls inside cork must be sync")
|
|
ws._cork_handler(ws)
|
|
except Exception as err:
|
|
logging.error("Error on cork handler %s" % str(err))
|
|
|
|
|
|
# Compressor mode is 8 lowest bits where HIGH4(windowBits), LOW4(memLevel).
|
|
# Decompressor mode is 8 highest bits LOW4(windowBits).
|
|
# If compressor or decompressor bits are 1, then they are shared.
|
|
# If everything is just simply 0, then everything is disabled.
|
|
class CompressOptions(IntEnum):
|
|
# Disabled, shared, shared are "special" values
|
|
DISABLED = lib.DISABLED
|
|
SHARED_COMPRESSOR = lib.SHARED_COMPRESSOR
|
|
SHARED_DECOMPRESSOR = lib.SHARED_DECOMPRESSOR
|
|
# Highest 4 bits describe decompressor
|
|
DEDICATED_DECOMPRESSOR_32KB = lib.DEDICATED_DECOMPRESSOR_32KB
|
|
DEDICATED_DECOMPRESSOR_16KB = lib.DEDICATED_DECOMPRESSOR_16KB
|
|
DEDICATED_DECOMPRESSOR_8KB = lib.DEDICATED_DECOMPRESSOR_8KB
|
|
DEDICATED_DECOMPRESSOR_4KB = lib.DEDICATED_DECOMPRESSOR_4KB
|
|
DEDICATED_DECOMPRESSOR_2KB = lib.DEDICATED_DECOMPRESSOR_2KB
|
|
DEDICATED_DECOMPRESSOR_1KB = lib.DEDICATED_DECOMPRESSOR_1KB
|
|
DEDICATED_DECOMPRESSOR_512B = lib.DEDICATED_DECOMPRESSOR_512B
|
|
# Same as 32kb
|
|
DEDICATED_DECOMPRESSOR = (lib.DEDICATED_DECOMPRESSOR,)
|
|
|
|
# Lowest 8 bit describe compressor
|
|
DEDICATED_COMPRESSOR_3KB = lib.DEDICATED_COMPRESSOR_3KB
|
|
DEDICATED_COMPRESSOR_4KB = lib.DEDICATED_COMPRESSOR_4KB
|
|
DEDICATED_COMPRESSOR_8KB = lib.DEDICATED_COMPRESSOR_8KB
|
|
DEDICATED_COMPRESSOR_16KB = lib.DEDICATED_COMPRESSOR_16KB
|
|
DEDICATED_COMPRESSOR_32KB = lib.DEDICATED_COMPRESSOR_32KB
|
|
DEDICATED_COMPRESSOR_64KB = lib.DEDICATED_COMPRESSOR_64KB
|
|
DEDICATED_COMPRESSOR_128KB = lib.DEDICATED_COMPRESSOR_128KB
|
|
DEDICATED_COMPRESSOR_256KB = lib.DEDICATED_COMPRESSOR_256KB
|
|
# Same as 256kb
|
|
DEDICATED_COMPRESSOR = lib.DEDICATED_COMPRESSOR
|
|
|
|
|
|
class OpCode(IntEnum):
|
|
CONTINUATION = 0
|
|
TEXT = 1
|
|
BINARY = 2
|
|
CLOSE = 8
|
|
PING = 9
|
|
PONG = 10
|
|
|
|
|
|
class SendStatus(IntEnum):
|
|
BACKPRESSURE = 0
|
|
SUCCESS = 1
|
|
DROPPED = 2
|
|
|
|
|
|
# dict to keep socket data alive until closed if needed
|
|
SocketRefs = {}
|
|
|
|
|
|
class WebSocket:
|
|
def __init__(self, websocket, ssl, loop):
|
|
self.ws = websocket
|
|
self.SSL = ssl
|
|
self._ptr = ffi.new_handle(self)
|
|
self.loop = loop
|
|
self._cork_handler = None
|
|
self._for_each_topic_handler = None
|
|
self.socket_data_id = None
|
|
self.socket_data = None
|
|
self.got_socket_data = False
|
|
|
|
def trigger_for_each_topic_handler(self, topic):
|
|
if hasattr(self, "_for_each_topic_handler") and hasattr(
|
|
self._for_each_topic_handler, "__call__"
|
|
):
|
|
try:
|
|
if inspect.iscoroutinefunction(self._for_each_topic_handler):
|
|
raise RuntimeError(
|
|
"WebSocket.for_each_topic_handler must be synchronous"
|
|
)
|
|
self._for_each_topic_handler(topic)
|
|
except Exception as err:
|
|
logging.error("Error on for each topic handler %s" % str(err))
|
|
|
|
# uuid for socket data, used to free data after socket closes
|
|
def get_user_data_uuid(self):
|
|
try:
|
|
if self.got_socket_data:
|
|
return self.socket_data_id
|
|
user_data = lib.uws_ws_get_user_data(self.SSL, self.ws)
|
|
if user_data == ffi.NULL:
|
|
return None
|
|
(data, socket_data_id) = ffi.from_handle(user_data)
|
|
self.socket_data_id = socket_data_id
|
|
self.socket_data = data
|
|
self.got_socket_data = True
|
|
return socket_data_id
|
|
except:
|
|
return None
|
|
|
|
def get_user_data(self):
|
|
try:
|
|
if self.got_socket_data:
|
|
return self.socket_data
|
|
user_data = lib.uws_ws_get_user_data(self.SSL, self.ws)
|
|
if user_data == ffi.NULL:
|
|
return None
|
|
(data, socket_data_id) = ffi.from_handle(user_data)
|
|
self.socket_data_id = socket_data_id
|
|
self.socket_data = data
|
|
self.got_socket_data = True
|
|
return data
|
|
except:
|
|
return None
|
|
|
|
def get_buffered_amount(self):
|
|
return int(lib.uws_ws_get_buffered_amount(self.SSL, self.ws))
|
|
|
|
def subscribe(self, topic):
|
|
try:
|
|
if isinstance(topic, str):
|
|
data = topic.encode("utf-8")
|
|
elif isinstance(topic, bytes):
|
|
data = topic
|
|
else:
|
|
return False
|
|
|
|
return bool(lib.uws_ws_subscribe(self.SSL, self.ws, data, len(data)))
|
|
except:
|
|
return False
|
|
|
|
def unsubscribe(self, topic):
|
|
try:
|
|
if isinstance(topic, str):
|
|
data = topic.encode("utf-8")
|
|
elif isinstance(topic, bytes):
|
|
data = topic
|
|
else:
|
|
return False
|
|
|
|
return bool(lib.uws_ws_unsubscribe(self.SSL, self.ws, data, len(data)))
|
|
except:
|
|
return False
|
|
|
|
def is_subscribed(self, topic):
|
|
try:
|
|
if isinstance(topic, str):
|
|
data = topic.encode("utf-8")
|
|
elif isinstance(topic, bytes):
|
|
data = topic
|
|
else:
|
|
return False
|
|
|
|
return bool(lib.uws_ws_is_subscribed(self.SSL, self.ws, data, len(data)))
|
|
except:
|
|
return False
|
|
|
|
def publish(self, topic, message, opcode=OpCode.BINARY, compress=False):
|
|
try:
|
|
if isinstance(topic, str):
|
|
topic_data = topic.encode("utf-8")
|
|
elif isinstance(topic, bytes):
|
|
topic_data = topic
|
|
else:
|
|
return False
|
|
|
|
if isinstance(message, str):
|
|
data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
data = message
|
|
elif message is None:
|
|
data = b""
|
|
else:
|
|
data = json.dumps(message).encode("utf-8")
|
|
|
|
return bool(
|
|
lib.uws_ws_publish_with_options(
|
|
self.SSL,
|
|
self.ws,
|
|
topic_data,
|
|
len(topic_data),
|
|
data,
|
|
len(data),
|
|
int(opcode),
|
|
bool(compress),
|
|
)
|
|
)
|
|
except:
|
|
return False
|
|
|
|
def get_topics(self):
|
|
topics = []
|
|
|
|
def copy_topics(topic):
|
|
topics.append(topic)
|
|
|
|
self.for_each_topic(copy_topics)
|
|
return topics
|
|
|
|
def for_each_topic(self, handler):
|
|
self._for_each_topic_handler = handler
|
|
lib.uws_ws_iterate_topics(
|
|
self.SSL, self.ws, uws_req_for_each_topic_handler, self._ptr
|
|
)
|
|
|
|
def get_remote_address_bytes(self):
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_ws_get_remote_address(self.SSL, self.ws, buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
return ffi.unpack(buffer_address, length)
|
|
except Exception: # invalid
|
|
return None
|
|
|
|
def get_remote_address(self):
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_ws_get_remote_address_as_text(self.SSL, self.ws, buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
return ffi.unpack(buffer_address, length).decode("utf-8")
|
|
except Exception: # invalid utf-8
|
|
return None
|
|
|
|
def send_fragment(self, message, compress=False):
|
|
try:
|
|
if isinstance(message, str):
|
|
data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
data = message
|
|
elif message is None:
|
|
lib.uws_ws_send_fragment(self.SSL, self.ws, b"", 0, compress)
|
|
return self
|
|
else:
|
|
data = json.dumps(message).encode("utf-8")
|
|
|
|
return SendStatus(
|
|
lib.uws_ws_send_fragment(self.SSL, self.ws, data, len(data), compress)
|
|
)
|
|
except:
|
|
return None
|
|
|
|
def send_last_fragment(self, message, compress=False):
|
|
try:
|
|
if isinstance(message, str):
|
|
data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
data = message
|
|
elif message is None:
|
|
lib.uws_ws_send_last_fragment(self.SSL, self.ws, b"", 0, compress)
|
|
return self
|
|
else:
|
|
data = json.dumps(message).encode("utf-8")
|
|
|
|
return SendStatus(
|
|
lib.uws_ws_send_last_fragment(
|
|
self.SSL, self.ws, data, len(data), compress
|
|
)
|
|
)
|
|
except:
|
|
return None
|
|
|
|
def send_first_fragment(self, message, opcode=OpCode.BINARY, compress=False):
|
|
try:
|
|
if isinstance(message, str):
|
|
data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
data = message
|
|
elif message is None:
|
|
lib.uws_ws_send_first_fragment_with_opcode(
|
|
self.SSL, self.ws, b"", 0, int(opcode), compress
|
|
)
|
|
return self
|
|
else:
|
|
data = json.dumps(message).encode("utf-8")
|
|
|
|
return SendStatus(
|
|
lib.uws_ws_send_first_fragment_with_opcode(
|
|
self.SSL, self.ws, data, len(data), int(opcode), compress
|
|
)
|
|
)
|
|
except:
|
|
return None
|
|
|
|
def cork_send(self, message, opcode=OpCode.BINARY, compress=False, fin=True):
|
|
self.cork(lambda ws: ws.send(message, opcode, compress, fin))
|
|
return self
|
|
|
|
def send(self, message, opcode=OpCode.BINARY, compress=False, fin=True):
|
|
try:
|
|
if isinstance(message, str):
|
|
data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
data = message
|
|
elif message is None:
|
|
lib.uws_ws_send_with_options(
|
|
self.SSL, self.ws, b"", 0, int(opcode), compress, fin
|
|
)
|
|
return self
|
|
else:
|
|
data = json.dumps(message).encode("utf-8")
|
|
|
|
return SendStatus(
|
|
lib.uws_ws_send_with_options(
|
|
self.SSL, self.ws, data, len(data), int(opcode), compress, fin
|
|
)
|
|
)
|
|
except:
|
|
return None
|
|
|
|
def cork_end(self, code=0, message=None):
|
|
self.cork(lambda ws: ws.end(message, code, message))
|
|
return self
|
|
|
|
def end(self, code=0, message=None):
|
|
try:
|
|
if not isinstance(code, int):
|
|
raise RuntimeError("code must be an int")
|
|
if isinstance(message, str):
|
|
data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
data = message
|
|
elif message is None:
|
|
lib.uws_ws_end(self.SSL, self.ws, b"", 0)
|
|
return self
|
|
else:
|
|
data = json.dumps(message).encode("utf-8")
|
|
|
|
lib.uws_ws_end(self.SSL, self.ws, code, data, len(data))
|
|
finally:
|
|
return self
|
|
|
|
def close(self):
|
|
lib.uws_ws_close(self.SSL, self.ws)
|
|
return self
|
|
|
|
def cork(self, callback):
|
|
self._cork_handler = callback
|
|
lib.uws_ws_cork(self.SSL, self.ws, uws_ws_cork_handler, self._ptr)
|
|
|
|
def __del__(self):
|
|
self.ws = ffi.NULL
|
|
self._ptr = ffi.NULL
|
|
|
|
|
|
class WSBehaviorHandlers:
|
|
def __init__(self):
|
|
self.upgrade = None
|
|
self.open = None
|
|
self.message = None
|
|
self.drain = None
|
|
self.ping = None
|
|
self.pong = None
|
|
self.close = None
|
|
|
|
|
|
class WebSocketFactory:
|
|
def __init__(self, app, max_size):
|
|
self.factory_queue = []
|
|
for _ in range(0, max_size):
|
|
websocket = WebSocket(None, app.SSL, app.loop)
|
|
self.factory_queue.append((websocket, True))
|
|
def get(self, app, ws):
|
|
if len(self.factory_queue) == 0:
|
|
response = WebSocket(ws, app.SSL, app.loop)
|
|
return response, False
|
|
|
|
instances = self.factory_queue.pop()
|
|
(websocket, _) = instances
|
|
websocket.ws = ws
|
|
return instances
|
|
|
|
def dispose(self, instances):
|
|
(websocket, _) = instances
|
|
#dispose ws
|
|
websocket.ws = None
|
|
websocket._cork_handler = None
|
|
websocket._for_each_topic_handler = None
|
|
websocket.socket_data_id = None
|
|
websocket.socket_data = None
|
|
websocket.got_socket_data = False
|
|
self.factory_queue.append(instances)
|
|
|
|
class RequestResponseFactory:
|
|
def __init__(self, app, max_size):
|
|
self.factory_queue = []
|
|
for _ in range(0, max_size):
|
|
response = AppResponse(None, app.loop, app.SSL, app._template)
|
|
request = AppRequest(None)
|
|
self.factory_queue.append((response, request, True))
|
|
|
|
def get(self, app, res, req):
|
|
if len(self.factory_queue) == 0:
|
|
response = AppResponse(res, app.loop, app.SSL, app._template)
|
|
request = AppRequest(req)
|
|
return response, request, False
|
|
|
|
instances = self.factory_queue.pop()
|
|
(response, request, _) = instances
|
|
response.res = res
|
|
response._render = app._template
|
|
request.req = req
|
|
return instances
|
|
|
|
def dispose(self, instances):
|
|
(res, req, _) = instances
|
|
#dispose res
|
|
res.res = None
|
|
res.aborted = False
|
|
res._aborted_handler = None
|
|
res._writable_handler = None
|
|
res._data_handler = None
|
|
res._grabed_abort_handler_once = False
|
|
res._write_jar = None
|
|
res._cork_handler = None
|
|
res._lastChunkOffset = 0
|
|
res._chunkFuture = None
|
|
res._dataFuture = None
|
|
res._data = None
|
|
res._render = None
|
|
#dispose req
|
|
req.req = None
|
|
req.read_jar = None
|
|
req.jar_parsed = False
|
|
req._for_each_header_handler = None
|
|
req._headers = None
|
|
req._params = None
|
|
req._query = None
|
|
req._url = None
|
|
req._full_url = None
|
|
req._method = None
|
|
self.factory_queue.append(instances)
|
|
|
|
class AppRequest:
|
|
def __init__(self, request):
|
|
self.req = request
|
|
self.read_jar = None
|
|
self.jar_parsed = False
|
|
self._for_each_header_handler = None
|
|
self._ptr = ffi.new_handle(self)
|
|
self._headers = None
|
|
self._params = None
|
|
self._query = None
|
|
self._url = None
|
|
self._full_url = None
|
|
self._method = None
|
|
|
|
def get_cookie(self, name):
|
|
if self.read_jar is None:
|
|
if self.jar_parsed:
|
|
return None
|
|
|
|
if self._headers:
|
|
raw_cookies = self._headers.get("cookie", None)
|
|
else:
|
|
raw_cookies = self.get_header("cookie")
|
|
|
|
if raw_cookies:
|
|
self.jar_parsed = True
|
|
self.read_jar = cookies.SimpleCookie(raw_cookies)
|
|
else:
|
|
self.jar_parsed = True
|
|
return None
|
|
try:
|
|
return self.read_jar[name].value
|
|
except Exception:
|
|
return None
|
|
|
|
def get_url(self):
|
|
if self._url:
|
|
return self._url
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_req_get_url(self.req, buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
self._url = ffi.unpack(buffer_address, length).decode("utf-8")
|
|
return self._url
|
|
except Exception: # invalid utf-8
|
|
return None
|
|
|
|
def get_full_url(self):
|
|
if self._full_url:
|
|
return self._full_url
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_req_get_full_url(self.req, buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
self._full_url = ffi.unpack(buffer_address, length).decode("utf-8")
|
|
return self._full_url
|
|
except Exception: # invalid utf-8
|
|
return None
|
|
|
|
def get_method(self):
|
|
if self._method:
|
|
return self._method
|
|
buffer = ffi.new("char**")
|
|
# will use uws_req_get_case_sensitive_method until version v21 and switch back to uws_req_get_method for 0 impacts on behavior
|
|
length = lib.uws_req_get_case_sensitive_method(self.req, buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
|
|
try:
|
|
self._method = ffi.unpack(buffer_address, length).decode("utf-8")
|
|
return self._method
|
|
except Exception: # invalid utf-8
|
|
return None
|
|
|
|
def for_each_header(self, handler):
|
|
self._for_each_header_handler = handler
|
|
lib.uws_req_for_each_header(
|
|
self.req, uws_req_for_each_header_handler, self._ptr
|
|
)
|
|
|
|
def get_headers(self):
|
|
if self._headers is not None:
|
|
return self._headers
|
|
|
|
self._headers = {}
|
|
|
|
def copy_headers(key, value):
|
|
self._headers[key] = value
|
|
|
|
self.for_each_header(copy_headers)
|
|
return self._headers
|
|
|
|
def get_header(self, lower_case_header):
|
|
if isinstance(lower_case_header, str):
|
|
data = lower_case_header.encode("utf-8")
|
|
elif isinstance(lower_case_header, bytes):
|
|
data = lower_case_header
|
|
else:
|
|
data = json.dumps(lower_case_header).encode("utf-8")
|
|
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_req_get_header(self.req, data, len(data), buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
return ffi.unpack(buffer_address, length).decode("utf-8")
|
|
except Exception: # invalid utf-8
|
|
return None
|
|
|
|
def get_queries(self):
|
|
try:
|
|
if self._query:
|
|
return self._query
|
|
|
|
url = self.get_url()
|
|
query = self.get_full_url()[len(url) :]
|
|
if query.startswith("?"):
|
|
query = query[1:]
|
|
self._query = parse_qs(query, encoding="utf-8")
|
|
return self._query
|
|
except:
|
|
self._query = {}
|
|
return None
|
|
|
|
def get_query(self, key):
|
|
if self._query:
|
|
return self._query.get(key, None)
|
|
buffer = ffi.new("char**")
|
|
|
|
if isinstance(key, str):
|
|
key_data = key.encode("utf-8")
|
|
elif isinstance(key, bytes):
|
|
key_data = key
|
|
else:
|
|
key_data = json.dumps(key).encode("utf-8")
|
|
|
|
length = lib.uws_req_get_query(self.req, key_data, len(key_data), buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
return ffi.unpack(buffer_address, length).decode("utf-8")
|
|
except Exception: # invalid utf-8
|
|
return None
|
|
|
|
def get_parameters(self):
|
|
if self._params:
|
|
return self._params
|
|
self._params = []
|
|
i = 0
|
|
while True:
|
|
value = self.get_parameter(i)
|
|
if value:
|
|
self._params.append(value)
|
|
else:
|
|
break
|
|
i = i + 1
|
|
return self._params
|
|
|
|
def get_parameter(self, index):
|
|
if self._params:
|
|
try:
|
|
return self._params[index]
|
|
except:
|
|
return None
|
|
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_req_get_parameter(
|
|
self.req, ffi.cast("unsigned short", index), buffer
|
|
)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
return ffi.unpack(buffer_address, length).decode("utf-8")
|
|
except Exception: # invalid utf-8
|
|
return None
|
|
|
|
def preserve(self):
|
|
# preserve queries, headers, parameters, method, url and full url
|
|
self.get_queries() # queries calls url and full_url so its preserved
|
|
self.get_headers()
|
|
self.get_parameters()
|
|
self.get_method()
|
|
return self
|
|
|
|
def set_yield(self, has_yield):
|
|
lib.uws_req_set_field(self.req, 1 if has_yield else 0)
|
|
|
|
def get_yield(self):
|
|
return bool(lib.uws_req_get_yield(self.req))
|
|
|
|
def is_ancient(self):
|
|
return bool(lib.uws_req_is_ancient(self.req))
|
|
|
|
def trigger_for_each_header_handler(self, key, value):
|
|
if hasattr(self, "_for_each_header_handler") and hasattr(
|
|
self._for_each_header_handler, "__call__"
|
|
):
|
|
try:
|
|
if inspect.iscoroutinefunction(self._for_each_header_handler):
|
|
raise RuntimeError(
|
|
"AppResponse.for_each_header_handler must be synchronous"
|
|
)
|
|
self._for_each_header_handler(key, value)
|
|
except Exception as err:
|
|
logging.error("Error on data handler %s" % str(err))
|
|
|
|
return self
|
|
|
|
def __del__(self):
|
|
self.req = ffi.NULL
|
|
self._ptr = ffi.NULL
|
|
|
|
|
|
class AppResponse:
|
|
def __init__(self, response, loop, ssl, render=None):
|
|
self.res = response
|
|
self.SSL = ssl
|
|
self.aborted = False
|
|
self.loop = loop
|
|
self._aborted_handler = None
|
|
self._writable_handler = None
|
|
self._data_handler = None
|
|
self._ptr = ffi.new_handle(self)
|
|
self._grabed_abort_handler_once = False
|
|
self._write_jar = None
|
|
self._cork_handler = None
|
|
self._lastChunkOffset = 0
|
|
self._chunkFuture = None
|
|
self._dataFuture = None
|
|
self._data = None
|
|
self._render = render
|
|
|
|
def cork(self, callback):
|
|
if not self.aborted:
|
|
self.grab_aborted_handler()
|
|
self._cork_handler = callback
|
|
lib.uws_res_cork(self.SSL, self.res, uws_generic_cork_handler, self._ptr)
|
|
|
|
def set_cookie(self, name, value, options):
|
|
if options is None:
|
|
options = {}
|
|
if self._write_jar is None:
|
|
self._write_jar = cookies.SimpleCookie()
|
|
self._write_jar[name] = quote_plus(value)
|
|
if isinstance(options, dict):
|
|
for key in options:
|
|
if key == "expires" and isinstance(options[key], datetime):
|
|
self._write_jar[name][key] = options[key].strftime(
|
|
"%a, %d %b %Y %H:%M:%S GMT"
|
|
)
|
|
else:
|
|
self._write_jar[name][key] = options[key]
|
|
|
|
def trigger_aborted(self):
|
|
self.aborted = True
|
|
self._ptr = ffi.NULL
|
|
self.res = ffi.NULL
|
|
if hasattr(self, "_aborted_handler") and hasattr(
|
|
self._aborted_handler, "__call__"
|
|
):
|
|
try:
|
|
if inspect.iscoroutinefunction(self._aborted_handler):
|
|
self.run_async(self._aborted_handler(self))
|
|
else:
|
|
self._aborted_handler(self)
|
|
except Exception as err:
|
|
logging.error("Error on abort handler %s" % str(err))
|
|
return self
|
|
|
|
def trigger_data_handler(self, data, is_end):
|
|
if self.aborted:
|
|
return self
|
|
if hasattr(self, "_data_handler") and hasattr(self._data_handler, "__call__"):
|
|
try:
|
|
if inspect.iscoroutinefunction(self._data_handler):
|
|
self.run_async(self._data_handler(self, data, is_end))
|
|
else:
|
|
self._data_handler(self, data, is_end)
|
|
except Exception as err:
|
|
logging.error("Error on data handler %s" % str(err))
|
|
|
|
return self
|
|
|
|
def trigger_writable_handler(self, offset):
|
|
if self.aborted:
|
|
return False
|
|
if hasattr(self, "_writable_handler") and hasattr(
|
|
self._writable_handler, "__call__"
|
|
):
|
|
try:
|
|
if inspect.iscoroutinefunction(self._writable_handler):
|
|
raise RuntimeError("AppResponse.on_writable must be synchronous")
|
|
return self._writable_handler(self, offset)
|
|
except Exception as err:
|
|
logging.error("Error on writable handler %s" % str(err))
|
|
return False
|
|
return False
|
|
|
|
def run_async(self, task):
|
|
self.grab_aborted_handler()
|
|
return self.loop.run_async(task, self)
|
|
|
|
async def get_form_urlencoded(self, encoding="utf-8"):
|
|
data = await self.get_data()
|
|
try:
|
|
# decode and unquote all
|
|
result = {}
|
|
parsed = parse_qs(data.getvalue(), encoding=encoding)
|
|
has_value = False
|
|
for key in parsed:
|
|
has_value = True
|
|
try:
|
|
value = parsed[key]
|
|
new_key = key.decode(encoding)
|
|
last_value = value[len(value) - 1]
|
|
|
|
result[new_key] = unquote_plus(last_value.decode(encoding))
|
|
except Exception as error:
|
|
pass
|
|
return result if has_value else None
|
|
except Exception as error:
|
|
return None # invalid encoding
|
|
|
|
async def get_text(self, encoding="utf-8"):
|
|
data = await self.get_data()
|
|
try:
|
|
return data.getvalue().decode(encoding)
|
|
except Exception:
|
|
return None # invalid encoding
|
|
|
|
async def get_json(self):
|
|
data = await self.get_data()
|
|
try:
|
|
return json.loads(data.getvalue().decode("utf-8"))
|
|
except Exception:
|
|
return None # invalid json
|
|
|
|
def send_chunk(self, buffer, total_size):
|
|
self._chunkFuture = self.loop.create_future()
|
|
self._lastChunkOffset = 0
|
|
|
|
def is_aborted(self):
|
|
self.aborted = True
|
|
try:
|
|
if not self._chunkFuture.done():
|
|
self._chunkFuture.set_result(
|
|
(False, True)
|
|
) # if aborted set to done True and ok False
|
|
except:
|
|
pass
|
|
|
|
def on_writeble(self, offset):
|
|
# Here the timeout is off, we can spend as much time before calling try_end we want to
|
|
(ok, done) = self.try_end(
|
|
buffer[offset - self._lastChunkOffset : :], total_size
|
|
)
|
|
if ok:
|
|
self._chunkFuture.set_result((ok, done))
|
|
return ok
|
|
|
|
self.on_writable(on_writeble)
|
|
self.on_aborted(is_aborted)
|
|
|
|
if self.aborted:
|
|
self._chunkFuture.set_result(
|
|
(False, True)
|
|
) # if aborted set to done True and ok False
|
|
return self._chunkFuture
|
|
|
|
(ok, done) = self.try_end(buffer, total_size)
|
|
if ok:
|
|
self._chunkFuture.set_result((ok, done))
|
|
return self._chunkFuture
|
|
# failed to send chunk
|
|
self._lastChunkOffset = self.get_write_offset()
|
|
|
|
return self._chunkFuture
|
|
|
|
def get_data(self):
|
|
self._dataFuture = self.loop.create_future()
|
|
self._data = BytesIO()
|
|
|
|
def is_aborted(self):
|
|
self.aborted = True
|
|
try:
|
|
if not self._dataFuture.done():
|
|
self._dataFuture.set_result(self._data)
|
|
except:
|
|
pass
|
|
|
|
def get_chunks(self, chunk, is_end):
|
|
self._data.write(chunk)
|
|
if is_end:
|
|
self._dataFuture.set_result(self._data)
|
|
self._data = None
|
|
|
|
self.on_aborted(is_aborted)
|
|
self.on_data(get_chunks)
|
|
return self._dataFuture
|
|
|
|
def grab_aborted_handler(self):
|
|
# only needed if is async
|
|
if not self.aborted and not self._grabed_abort_handler_once:
|
|
self._grabed_abort_handler_once = True
|
|
lib.uws_res_on_aborted(
|
|
self.SSL, self.res, uws_generic_aborted_handler, self._ptr
|
|
)
|
|
return self
|
|
|
|
def redirect(self, location, status_code=302):
|
|
self.write_status(status_code)
|
|
self.write_header("Location", location)
|
|
self.end_without_body(False)
|
|
return self
|
|
|
|
def write_offset(self, offset):
|
|
lib.uws_res_override_write_offset(
|
|
self.SSL, self.res, ffi.cast("uintmax_t", offset)
|
|
)
|
|
return self
|
|
|
|
def try_end(self, message, total_size, end_connection=False):
|
|
try:
|
|
if self.aborted:
|
|
return False, True
|
|
if self._write_jar is not None:
|
|
self.write_header("Set-Cookie", self._write_jar.output(header=""))
|
|
self._write_jar = None
|
|
if isinstance(message, str):
|
|
data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
data = message
|
|
else:
|
|
return False, True
|
|
result = lib.uws_res_try_end(
|
|
self.SSL,
|
|
self.res,
|
|
data,
|
|
len(data),
|
|
ffi.cast("uintmax_t", total_size),
|
|
1 if end_connection else 0,
|
|
)
|
|
return bool(result.ok), bool(result.has_responded)
|
|
except:
|
|
return False, True
|
|
|
|
def cork_end(self, message, end_connection=False):
|
|
self.cork(lambda res: res.end(message, end_connection))
|
|
return self
|
|
|
|
def render(self, *args, **kwargs):
|
|
if self._render:
|
|
self.cork_end(self._render.render(*args, **kwargs))
|
|
return self
|
|
raise RuntimeError("No registered templated engine")
|
|
|
|
def get_remote_address_bytes(self):
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_res_get_remote_address(self.SSL, self.res, buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
return ffi.unpack(buffer_address, length)
|
|
except Exception: # invalid
|
|
return None
|
|
|
|
def get_remote_address(self):
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_res_get_remote_address_as_text(self.SSL, self.res, buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
return ffi.unpack(buffer_address, length).decode("utf-8")
|
|
except Exception: # invalid utf-8
|
|
return None
|
|
|
|
def get_proxied_remote_address_bytes(self):
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_res_get_proxied_remote_address(self.SSL, self.res, buffer)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
return ffi.unpack(buffer_address, length)
|
|
except Exception: # invalid
|
|
return None
|
|
|
|
def get_proxied_remote_address(self):
|
|
buffer = ffi.new("char**")
|
|
length = lib.uws_res_get_proxied_remote_address_as_text(
|
|
self.SSL, self.res, buffer
|
|
)
|
|
buffer_address = ffi.addressof(buffer, 0)[0]
|
|
if buffer_address == ffi.NULL:
|
|
return None
|
|
try:
|
|
return ffi.unpack(buffer_address, length).decode("utf-8")
|
|
except Exception: # invalid utf-8
|
|
return None
|
|
|
|
def end(self, message, end_connection=False):
|
|
try:
|
|
if self.aborted:
|
|
return self
|
|
if self._write_jar is not None:
|
|
self.write_header("Set-Cookie", self._write_jar.output(header=""))
|
|
self._write_jar = None
|
|
if isinstance(message, str):
|
|
data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
data = message
|
|
elif message is None:
|
|
self.end_without_body(end_connection)
|
|
return self
|
|
else:
|
|
self.write_header(b"Content-Type", b"application/json")
|
|
data = json.dumps(message).encode("utf-8")
|
|
lib.uws_res_end(
|
|
self.SSL, self.res, data, len(data), 1 if end_connection else 0
|
|
)
|
|
finally:
|
|
return self
|
|
|
|
def pause(self):
|
|
if not self.aborted:
|
|
lib.uws_res_pause(self.SSL, self.res)
|
|
return self
|
|
|
|
def resume(self):
|
|
if not self.aborted:
|
|
lib.uws_res_resume(self.SSL, self.res)
|
|
return self
|
|
|
|
def write_continue(self):
|
|
if not self.aborted:
|
|
lib.uws_res_write_continue(self.SSL, self.res)
|
|
return self
|
|
|
|
def write_status(self, status_or_status_text):
|
|
if not self.aborted:
|
|
if isinstance(status_or_status_text, int):
|
|
if bool(lib.socketify_res_write_int_status(self.SSL, self.res, status_or_status_text)):
|
|
return self
|
|
raise RuntimeError(
|
|
'"%d" Is not an valid Status Code' % status_or_status_text
|
|
)
|
|
|
|
elif isinstance(status_or_status_text, str):
|
|
data = status_or_status_text.encode("utf-8")
|
|
elif isinstance(status_or_status_text, bytes):
|
|
data = status_or_status_text
|
|
else:
|
|
data = json.dumps(status_or_status_text).encode("utf-8")
|
|
|
|
lib.uws_res_write_status(self.SSL, self.res, data, len(data))
|
|
return self
|
|
|
|
def write_header(self, key, value):
|
|
if not self.aborted:
|
|
if isinstance(key, str):
|
|
key_data = key.encode("utf-8")
|
|
elif isinstance(key, bytes):
|
|
key_data = key
|
|
else:
|
|
key_data = json.dumps(key).encode("utf-8")
|
|
|
|
if isinstance(value, int):
|
|
lib.uws_res_write_header_int(
|
|
self.SSL,
|
|
self.res,
|
|
key_data,
|
|
len(key_data),
|
|
ffi.cast("uint64_t", value),
|
|
)
|
|
elif isinstance(value, str):
|
|
value_data = value.encode("utf-8")
|
|
elif isinstance(value, bytes):
|
|
value_data = value
|
|
else:
|
|
value_data = json.dumps(value).encode("utf-8")
|
|
lib.uws_res_write_header(
|
|
self.SSL, self.res, key_data, len(key_data), value_data, len(value_data)
|
|
)
|
|
return self
|
|
|
|
def end_without_body(self, end_connection=False):
|
|
if not self.aborted:
|
|
if self._write_jar is not None:
|
|
self.write_header("Set-Cookie", self._write_jar.output(header=""))
|
|
lib.uws_res_end_without_body(self.SSL, self.res, 1 if end_connection else 0)
|
|
return self
|
|
|
|
def write(self, message):
|
|
if not self.aborted:
|
|
if isinstance(message, str):
|
|
data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
data = message
|
|
else:
|
|
data = json.dumps(message).encode("utf-8")
|
|
lib.uws_res_write(self.SSL, self.res, data, len(data))
|
|
return self
|
|
|
|
def get_write_offset(self):
|
|
if not self.aborted:
|
|
return int(lib.uws_res_get_write_offset(self.SSL, self.res))
|
|
return 0
|
|
|
|
def has_responded(self):
|
|
if self.aborted:
|
|
return False
|
|
return bool(lib.uws_res_has_responded(self.SSL, self.res))
|
|
|
|
def on_aborted(self, handler):
|
|
if hasattr(handler, "__call__"):
|
|
self._aborted_handler = handler
|
|
self.grab_aborted_handler()
|
|
return self
|
|
|
|
def on_data(self, handler):
|
|
if not self.aborted:
|
|
if hasattr(handler, "__call__"):
|
|
self._data_handler = handler
|
|
self.grab_aborted_handler()
|
|
lib.uws_res_on_data(
|
|
self.SSL, self.res, uws_generic_on_data_handler, self._ptr
|
|
)
|
|
return self
|
|
|
|
def upgrade(
|
|
self,
|
|
sec_web_socket_key,
|
|
sec_web_socket_protocol,
|
|
sec_web_socket_extensions,
|
|
socket_context,
|
|
user_data=None,
|
|
):
|
|
if self.aborted:
|
|
return False
|
|
|
|
if isinstance(sec_web_socket_key, str):
|
|
sec_web_socket_key_data = sec_web_socket_key.encode("utf-8")
|
|
elif isinstance(sec_web_socket_key, bytes):
|
|
sec_web_socket_key_data = sec_web_socket_key
|
|
else:
|
|
sec_web_socket_key_data = b""
|
|
|
|
if isinstance(sec_web_socket_protocol, str):
|
|
sec_web_socket_protocol_data = sec_web_socket_protocol.encode("utf-8")
|
|
elif isinstance(sec_web_socket_protocol, bytes):
|
|
sec_web_socket_protocol_data = sec_web_socket_protocol
|
|
else:
|
|
sec_web_socket_protocol_data = b""
|
|
|
|
if isinstance(sec_web_socket_extensions, str):
|
|
sec_web_socket_extensions_data = sec_web_socket_extensions.encode("utf-8")
|
|
elif isinstance(sec_web_socket_extensions, bytes):
|
|
sec_web_socket_extensions_data = sec_web_socket_extensions
|
|
else:
|
|
sec_web_socket_extensions_data = b""
|
|
|
|
user_data_ptr = ffi.NULL
|
|
if user_data is not None:
|
|
_id = uuid.uuid4()
|
|
user_data_ptr = ffi.new_handle((user_data, _id))
|
|
# keep alive data
|
|
SocketRefs[_id] = user_data_ptr
|
|
|
|
lib.uws_res_upgrade(
|
|
self.SSL,
|
|
self.res,
|
|
user_data_ptr,
|
|
sec_web_socket_key_data,
|
|
len(sec_web_socket_key_data),
|
|
sec_web_socket_protocol_data,
|
|
len(sec_web_socket_protocol_data),
|
|
sec_web_socket_extensions_data,
|
|
len(sec_web_socket_extensions_data),
|
|
socket_context,
|
|
)
|
|
return True
|
|
|
|
def on_writable(self, handler):
|
|
if not self.aborted:
|
|
if hasattr(handler, "__call__"):
|
|
self._writable_handler = handler
|
|
self.grab_aborted_handler()
|
|
lib.uws_res_on_writable(
|
|
self.SSL, self.res, uws_generic_on_writable_handler, self._ptr
|
|
)
|
|
return self
|
|
|
|
def get_native_handle(self):
|
|
return lib.uws_res_get_native_handle(self.SSL, self.res)
|
|
|
|
def __del__(self):
|
|
self.res = ffi.NULL
|
|
self._ptr = ffi.NULL
|
|
|
|
|
|
class App:
|
|
def __init__(self, options=None, request_response_factory_max_itens=0, websocket_factory_max_itens=0):
|
|
socket_options_ptr = ffi.new("struct us_socket_context_options_t *")
|
|
socket_options = socket_options_ptr[0]
|
|
self.options = options
|
|
self._template = None
|
|
if options is not None:
|
|
self.is_ssl = True
|
|
self.SSL = ffi.cast("int", 1)
|
|
socket_options.key_file_name = (
|
|
ffi.NULL
|
|
if options.key_file_name is None
|
|
else ffi.new("char[]", options.key_file_name.encode("utf-8"))
|
|
)
|
|
socket_options.cert_file_name = (
|
|
ffi.NULL
|
|
if options.cert_file_name is None
|
|
else ffi.new("char[]", options.cert_file_name.encode("utf-8"))
|
|
)
|
|
socket_options.passphrase = (
|
|
ffi.NULL
|
|
if options.passphrase is None
|
|
else ffi.new("char[]", options.passphrase.encode("utf-8"))
|
|
)
|
|
socket_options.dh_params_file_name = (
|
|
ffi.NULL
|
|
if options.dh_params_file_name is None
|
|
else ffi.new("char[]", options.dh_params_file_name.encode("utf-8"))
|
|
)
|
|
socket_options.ca_file_name = (
|
|
ffi.NULL
|
|
if options.ca_file_name is None
|
|
else ffi.new("char[]", options.ca_file_name.encode("utf-8"))
|
|
)
|
|
socket_options.ssl_ciphers = (
|
|
ffi.NULL
|
|
if options.ssl_ciphers is None
|
|
else ffi.new("char[]", options.ssl_ciphers.encode("utf-8"))
|
|
)
|
|
socket_options.ssl_prefer_low_memory_usage = ffi.cast(
|
|
"int", options.ssl_prefer_low_memory_usage
|
|
)
|
|
else:
|
|
self.is_ssl = False
|
|
self.SSL = ffi.cast("int", 0)
|
|
|
|
|
|
self.loop = Loop(
|
|
lambda loop, context, response: self.trigger_error(context, response, None)
|
|
)
|
|
|
|
# set async loop to be the last created (is thread_local), App must be one per thread otherwise will use only the lasted loop
|
|
# needs to be called before uws_create_app or otherwise will create another loop and will not receive the right one
|
|
lib.uws_get_loop_with_native(self.loop.get_native_loop())
|
|
self.app = lib.uws_create_app(self.SSL, socket_options)
|
|
self._ptr = ffi.new_handle(self)
|
|
if bool(lib.uws_constructor_failed(self.SSL, self.app)):
|
|
raise RuntimeError("Failed to create connection")
|
|
|
|
self.handlers = []
|
|
self.error_handler = None
|
|
self._missing_server_handler = None
|
|
|
|
if request_response_factory_max_itens and request_response_factory_max_itens >= 1:
|
|
self._factory = RequestResponseFactory(self, request_response_factory_max_itens)
|
|
else:
|
|
self._factory = None
|
|
|
|
if websocket_factory_max_itens and websocket_factory_max_itens >= 1:
|
|
self._ws_factory = WebSocketFactory(self, websocket_factory_max_itens)
|
|
else:
|
|
self._ws_factory = None
|
|
|
|
def template(self, template_engine):
|
|
self._template = template_engine
|
|
|
|
def static(self, route, directory):
|
|
static_route(self, route, directory)
|
|
return self
|
|
|
|
def get(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_get(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def post(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_post(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def options(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_options(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def delete(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_delete(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def patch(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_patch(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def put(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_put(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def head(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_head(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def connect(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_connect(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def trace(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_trace(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def any(self, path, handler):
|
|
user_data = ffi.new_handle((handler, self))
|
|
self.handlers.append(user_data) # Keep alive handler
|
|
lib.uws_app_any(
|
|
self.SSL,
|
|
self.app,
|
|
path.encode("utf-8"),
|
|
uws_generic_factory_method_handler if self._factory else uws_generic_method_handler,
|
|
user_data,
|
|
)
|
|
return self
|
|
|
|
def get_native_handle(self):
|
|
return lib.uws_get_native_handle(self.SSL, self.app)
|
|
|
|
def num_subscribers(self, topic):
|
|
if isinstance(topic, str):
|
|
topic_data = topic.encode("utf-8")
|
|
elif isinstance(topic, bytes):
|
|
topic_data = topic
|
|
else:
|
|
raise RuntimeError("topic need to be an String or Bytes")
|
|
return int(
|
|
lib.uws_num_subscribers(self.SSL, self.app, topic_data, len(topic_data))
|
|
)
|
|
|
|
def publish(self, topic, message, opcode=OpCode.BINARY, compress=False):
|
|
|
|
if isinstance(topic, str):
|
|
topic_data = topic.encode("utf-8")
|
|
elif isinstance(topic, bytes):
|
|
topic_data = topic
|
|
else:
|
|
raise RuntimeError("topic need to be an String or Bytes")
|
|
|
|
if isinstance(message, str):
|
|
message_data = message.encode("utf-8")
|
|
elif isinstance(message, bytes):
|
|
message_data = message
|
|
elif message is None:
|
|
message_data = b""
|
|
else:
|
|
message_data = json.dumps(message).encode("utf-8")
|
|
|
|
return bool(
|
|
lib.uws_publish(
|
|
self.SSL,
|
|
self.app,
|
|
topic_data,
|
|
len(topic_data),
|
|
message_data,
|
|
len(message_data),
|
|
int(opcode),
|
|
bool(compress),
|
|
)
|
|
)
|
|
|
|
def remove_server_name(self, hostname):
|
|
if isinstance(hostname, str):
|
|
hostname_data = hostname.encode("utf-8")
|
|
elif isinstance(hostname, bytes):
|
|
hostname_data = hostname
|
|
else:
|
|
raise RuntimeError("hostname need to be an String or Bytes")
|
|
|
|
lib.uws_remove_server_name(
|
|
self.SSL, self.app, hostname_data, len(hostname_data)
|
|
)
|
|
return self
|
|
|
|
def add_server_name(self, hostname, options=None):
|
|
if isinstance(hostname, str):
|
|
hostname_data = hostname.encode("utf-8")
|
|
elif isinstance(hostname, bytes):
|
|
hostname_data = hostname
|
|
else:
|
|
raise RuntimeError("hostname need to be an String or Bytes")
|
|
|
|
if options is None:
|
|
lib.uws_add_server_name(
|
|
self.SSL, self.app, hostname_data, len(hostname_data)
|
|
)
|
|
else:
|
|
socket_options_ptr = ffi.new("struct us_socket_context_options_t *")
|
|
socket_options = socket_options_ptr[0]
|
|
socket_options.key_file_name = (
|
|
ffi.NULL
|
|
if options.key_file_name is None
|
|
else ffi.new("char[]", options.key_file_name.encode("utf-8"))
|
|
)
|
|
socket_options.key_file_name = (
|
|
ffi.NULL
|
|
if options.key_file_name is None
|
|
else ffi.new("char[]", options.key_file_name.encode("utf-8"))
|
|
)
|
|
socket_options.cert_file_name = (
|
|
ffi.NULL
|
|
if options.cert_file_name is None
|
|
else ffi.new("char[]", options.cert_file_name.encode("utf-8"))
|
|
)
|
|
socket_options.passphrase = (
|
|
ffi.NULL
|
|
if options.passphrase is None
|
|
else ffi.new("char[]", options.passphrase.encode("utf-8"))
|
|
)
|
|
socket_options.dh_params_file_name = (
|
|
ffi.NULL
|
|
if options.dh_params_file_name is None
|
|
else ffi.new("char[]", options.dh_params_file_name.encode("utf-8"))
|
|
)
|
|
socket_options.ca_file_name = (
|
|
ffi.NULL
|
|
if options.ca_file_name is None
|
|
else ffi.new("char[]", options.ca_file_name.encode("utf-8"))
|
|
)
|
|
socket_options.ssl_ciphers = (
|
|
ffi.NULL
|
|
if options.ssl_ciphers is None
|
|
else ffi.new("char[]", options.ssl_ciphers.encode("utf-8"))
|
|
)
|
|
socket_options.ssl_prefer_low_memory_usage = ffi.cast(
|
|
"int", options.ssl_prefer_low_memory_usage
|
|
)
|
|
lib.uws_add_server_name_with_options(
|
|
self.SSL, self.app, hostname_data, len(hostname_data), socket_options
|
|
)
|
|
return self
|
|
|
|
def missing_server_name(self, handler):
|
|
self._missing_server_handler = handler
|
|
lib.uws_missing_server_name(
|
|
self.SSL, self.app, uws_missing_server_name, self._ptr
|
|
)
|
|
|
|
def ws(self, path, behavior):
|
|
native_options = ffi.new("uws_socket_behavior_t *")
|
|
native_behavior = native_options[0]
|
|
|
|
max_payload_length = None
|
|
idle_timeout = None
|
|
max_backpressure = None
|
|
close_on_backpressure_limit = None
|
|
reset_idle_timeout_on_send = None
|
|
send_pings_automatically = None
|
|
max_lifetime = None
|
|
compression = None
|
|
upgrade_handler = None
|
|
open_handler = None
|
|
message_handler = None
|
|
drain_handler = None
|
|
ping_handler = None
|
|
pong_handler = None
|
|
close_handler = None
|
|
|
|
if behavior is None:
|
|
raise RuntimeError("behavior must be an dict or WSBehavior")
|
|
elif isinstance(behavior, dict):
|
|
max_payload_length = behavior.get("max_payload_length", 16 * 1024)
|
|
idle_timeout = behavior.get("idle_timeout", 60 * 2)
|
|
max_backpressure = behavior.get("max_backpressure", 64 * 1024)
|
|
close_on_backpressure_limit = behavior.get(
|
|
"close_on_backpressure_limit", False
|
|
)
|
|
reset_idle_timeout_on_send = behavior.get(
|
|
"reset_idle_timeout_on_send", False
|
|
)
|
|
send_pings_automatically = behavior.get("send_pings_automatically", False)
|
|
max_lifetime = behavior.get("max_lifetime", 0)
|
|
compression = behavior.get("compression", 0)
|
|
upgrade_handler = behavior.get("upgrade", None)
|
|
open_handler = behavior.get("open", None)
|
|
message_handler = behavior.get("message", None)
|
|
drain_handler = behavior.get("drain", None)
|
|
ping_handler = behavior.get("ping", None)
|
|
pong_handler = behavior.get("pong", None)
|
|
close_handler = behavior.get("close", None)
|
|
|
|
native_behavior.maxPayloadLength = ffi.cast(
|
|
"unsigned int",
|
|
max_payload_length if isinstance(max_payload_length, int) else 16 * 1024,
|
|
)
|
|
native_behavior.idleTimeout = ffi.cast(
|
|
"unsigned short",
|
|
idle_timeout if isinstance(idle_timeout, int) else 16 * 1024,
|
|
)
|
|
native_behavior.maxBackpressure = ffi.cast(
|
|
"unsigned int",
|
|
max_backpressure if isinstance(max_backpressure, int) else 64 * 1024,
|
|
)
|
|
native_behavior.compression = ffi.cast(
|
|
"uws_compress_options_t", compression if isinstance(compression, int) else 0
|
|
)
|
|
native_behavior.maxLifetime = ffi.cast(
|
|
"unsigned short", max_lifetime if isinstance(max_lifetime, int) else 0
|
|
)
|
|
native_behavior.closeOnBackpressureLimit = ffi.cast(
|
|
"int", 1 if close_on_backpressure_limit else 0
|
|
)
|
|
native_behavior.resetIdleTimeoutOnSend = ffi.cast(
|
|
"int", 1 if reset_idle_timeout_on_send else 0
|
|
)
|
|
native_behavior.sendPingsAutomatically = ffi.cast(
|
|
"int", 1 if send_pings_automatically else 0
|
|
)
|
|
|
|
handlers = WSBehaviorHandlers()
|
|
if upgrade_handler:
|
|
handlers.upgrade = upgrade_handler
|
|
native_behavior.upgrade = uws_websocket_factory_upgrade_handler if self._factory else uws_websocket_upgrade_handler
|
|
else:
|
|
native_behavior.upgrade = ffi.NULL
|
|
|
|
if open_handler:
|
|
handlers.open = open_handler
|
|
native_behavior.open = uws_websocket_factory_open_handler if self._ws_factory else uws_websocket_open_handler
|
|
else:
|
|
native_behavior.open = ffi.NULL
|
|
|
|
if message_handler:
|
|
handlers.message = message_handler
|
|
native_behavior.message = uws_websocket_factory_message_handler if self._ws_factory else uws_websocket_message_handler
|
|
else:
|
|
native_behavior.message = ffi.NULL
|
|
|
|
if drain_handler:
|
|
handlers.drain = drain_handler
|
|
native_behavior.drain = uws_websocket_factory_drain_handler if self._ws_factory else uws_websocket_drain_handler
|
|
else:
|
|
native_behavior.drain = ffi.NULL
|
|
|
|
if ping_handler:
|
|
handlers.ping = ping_handler
|
|
native_behavior.ping = uws_websocket_factory_ping_handler if self._ws_factory else uws_websocket_ping_handler
|
|
else:
|
|
native_behavior.ping = ffi.NULL
|
|
|
|
if pong_handler:
|
|
handlers.pong = pong_handler
|
|
native_behavior.pong = uws_websocket_factory_pong_handler if self._ws_factory else uws_websocket_pong_handler
|
|
else:
|
|
native_behavior.pong = ffi.NULL
|
|
|
|
if close_handler:
|
|
handlers.close = close_handler
|
|
native_behavior.close = uws_websocket_factory_close_handler if self._ws_factory else uws_websocket_close_handler
|
|
else: # always keep an close
|
|
native_behavior.close = uws_websocket_close_handler
|
|
|
|
user_data = ffi.new_handle((handlers, self))
|
|
self.handlers.append(user_data) # Keep alive handlers
|
|
lib.uws_ws(self.SSL, self.app, path.encode("utf-8"), native_behavior, user_data)
|
|
return self
|
|
|
|
def listen(self, port_or_options=None, handler=None):
|
|
self._listen_handler = handler
|
|
if port_or_options is None:
|
|
lib.uws_app_listen(
|
|
self.SSL,
|
|
self.app,
|
|
ffi.cast("int", 0),
|
|
uws_generic_listen_handler,
|
|
self._ptr,
|
|
)
|
|
elif isinstance(port_or_options, int):
|
|
lib.uws_app_listen(
|
|
self.SSL,
|
|
self.app,
|
|
ffi.cast("int", port_or_options),
|
|
uws_generic_listen_handler,
|
|
self._ptr,
|
|
)
|
|
elif isinstance(port_or_options, dict):
|
|
native_options = ffi.new("uws_app_listen_config_t *")
|
|
options = native_options[0]
|
|
port = port_or_options.get("port", 0)
|
|
options = port_or_options.get("options", 0)
|
|
host = port_or_options.get("host", "0.0.0.0")
|
|
options.port = (
|
|
ffi.cast("int", port, 0)
|
|
if isinstance(port, int)
|
|
else ffi.cast("int", 0)
|
|
)
|
|
options.host = (
|
|
ffi.new("char[]", host.encode("utf-8"))
|
|
if isinstance(host, str)
|
|
else ffi.NULL
|
|
)
|
|
options.options = (
|
|
ffi.cast("int", port)
|
|
if isinstance(options, int)
|
|
else ffi.cast("int", 0)
|
|
)
|
|
self.native_options_listen = native_options # Keep alive native_options
|
|
lib.uws_app_listen_with_config(
|
|
self.SSL, self.app, options, uws_generic_listen_handler, self._ptr
|
|
)
|
|
else:
|
|
if port_or_options.domain:
|
|
domain = port_or_options.domain.encode('utf8')
|
|
lib.uws_app_listen_domain_with_options(self.SSL, self.app, domain, len(domain), int(port_or_options.options), uws_generic_listen_domain_handler, self._ptr)
|
|
else:
|
|
native_options = ffi.new("uws_app_listen_config_t *")
|
|
options = native_options[0]
|
|
options.port = ffi.cast("int", port_or_options.port)
|
|
options.host = (
|
|
ffi.NULL
|
|
if port_or_options.host is None
|
|
else ffi.new("char[]", port_or_options.host.encode("utf-8"))
|
|
)
|
|
options.options = ffi.cast("int", port_or_options.options)
|
|
self.native_options_listen = native_options # Keep alive native_options
|
|
lib.uws_app_listen_with_config(
|
|
self.SSL, self.app, options, uws_generic_listen_handler, self._ptr
|
|
)
|
|
|
|
return self
|
|
|
|
def run_async(self, task, response=None):
|
|
return self.loop.run_async(task, response)
|
|
|
|
def run(self):
|
|
signal.signal(signal.SIGINT, lambda sig, frame: self.close())
|
|
self.loop.run()
|
|
return self
|
|
|
|
def close(self):
|
|
if hasattr(self, "socket"):
|
|
if self.socket != ffi.NULL:
|
|
lib.us_listen_socket_close(self.SSL, self.socket)
|
|
self.socket = ffi.NULL
|
|
self.loop.stop()
|
|
return self
|
|
|
|
def set_error_handler(self, handler):
|
|
if hasattr(handler, "__call__"):
|
|
self.error_handler = handler
|
|
else:
|
|
self.error_handler = None
|
|
|
|
def trigger_error(self, error, response, request):
|
|
if self.error_handler is None:
|
|
try:
|
|
logging.error(
|
|
"Uncaught Exception: %s" % str(error)
|
|
) # just log in console the error to call attention
|
|
response.write_status(500).end("Internal Error")
|
|
finally:
|
|
return
|
|
else:
|
|
try:
|
|
if inspect.iscoroutinefunction(self.error_handler):
|
|
self.run_async(
|
|
self.error_handler(error, response, request), response
|
|
)
|
|
else:
|
|
self.error_handler(error, response, request)
|
|
except Exception as error:
|
|
try:
|
|
# Error handler got an error :D
|
|
logging.error(
|
|
"Uncaught Exception: %s" % str(error)
|
|
) # just log in console the error to call attention
|
|
response.write_status(500).end("Internal Error")
|
|
finally:
|
|
pass
|
|
|
|
def dispose(self):
|
|
if self.app: #only destroy if exists
|
|
self.close()
|
|
lib.uws_app_destroy(self.SSL, self.app)
|
|
self.app = None
|
|
|
|
if self.loop:
|
|
self.loop.dispose()
|
|
self.loop = None
|
|
|
|
def __del__(self):
|
|
if self.app: #only destroy if exists
|
|
self.close()
|
|
lib.uws_app_destroy(self.SSL, self.app)
|
|
if self.loop:
|
|
self.loop.dispose()
|
|
self.loop = None
|
|
|
|
|
|
|
|
@dataclass
|
|
class AppListenOptions:
|
|
port: int = 0
|
|
host: str = None
|
|
options: int = 0
|
|
domain: str = None
|
|
|
|
def __post_init__(self):
|
|
if not isinstance(self.port, int):
|
|
raise RuntimeError("port must be an int")
|
|
if not isinstance(self.host, (type(None), str)):
|
|
raise RuntimeError("host must be a str if specified")
|
|
if not isinstance(self.domain, (type(None), str)):
|
|
raise RuntimeError("domain must be a str if specified")
|
|
if not isinstance(self.options, int):
|
|
raise RuntimeError("options must be an int")
|
|
if self.domain and (self.host or self.port != 0):
|
|
raise RuntimeError("if domain is specified, host and port will be no effect")
|
|
|
|
@dataclass
|
|
class AppOptions:
|
|
key_file_name: str = None,
|
|
cert_file_name: str = None,
|
|
passphrase: str = None,
|
|
dh_params_file_name: str = None,
|
|
ca_file_name: str = None,
|
|
ssl_ciphers: str = None,
|
|
ssl_prefer_low_memory_usage: int = 0
|
|
|
|
def __post_init__(self):
|
|
NoneType = type(None)
|
|
if not isinstance(self.key_file_name, (NoneType, str)):
|
|
raise RuntimeError("key_file_name must be a str if specified")
|
|
if not isinstance(self.cert_file_name, (NoneType, str)):
|
|
raise RuntimeError("cert_file_name must be a str if specified")
|
|
if not isinstance(self.passphrase, (NoneType, str)):
|
|
raise RuntimeError("passphrase must be a str if specified")
|
|
if not isinstance(self.dh_params_file_name, (NoneType, str)):
|
|
raise RuntimeError("dh_params_file_name must be a str if specified")
|
|
if not isinstance(self.ca_file_name, (NoneType, str)):
|
|
raise RuntimeError("ca_file_name must be a str if specified")
|
|
if not isinstance(self.ssl_ciphers, (NoneType, str)):
|
|
raise RuntimeError("ssl_ciphers must be a str if specified")
|
|
if not isinstance(self.ssl_prefer_low_memory_usage, int):
|
|
raise RuntimeError("ssl_prefer_low_memory_usage must be an int")
|