Python typing_extensions.Protocol() Examples
The following are 13
code examples of typing_extensions.Protocol().
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Example #1
| Source File: websocket.py From opendevops with GNU General Public License v3.0 | 6 votes |
|
def _process_server_headers(
self, key: Union[str, bytes], headers: httputil.HTTPHeaders
) -> None:
"""Process the headers sent by the server to this client connection.
'key' is the websocket handshake challenge/response key.
"""
assert headers["Upgrade"].lower() == "websocket"
assert headers["Connection"].lower() == "upgrade"
accept = self.compute_accept_value(key)
assert headers["Sec-Websocket-Accept"] == accept
extensions = self._parse_extensions_header(headers)
for ext in extensions:
if ext[0] == "permessage-deflate" and self._compression_options is not None:
self._create_compressors("client", ext[1])
else:
raise ValueError("unsupported extension %r", ext)
self.selected_subprotocol = headers.get("Sec-WebSocket-Protocol", None)
Example #2
| Source File: websocket.py From teleport with Apache License 2.0 | 6 votes |
|
def _process_server_headers(
self, key: Union[str, bytes], headers: httputil.HTTPHeaders
) -> None:
"""Process the headers sent by the server to this client connection.
'key' is the websocket handshake challenge/response key.
"""
assert headers["Upgrade"].lower() == "websocket"
assert headers["Connection"].lower() == "upgrade"
accept = self.compute_accept_value(key)
assert headers["Sec-Websocket-Accept"] == accept
extensions = self._parse_extensions_header(headers)
for ext in extensions:
if ext[0] == "permessage-deflate" and self._compression_options is not None:
self._create_compressors("client", ext[1])
else:
raise ValueError("unsupported extension %r", ext)
self.selected_subprotocol = headers.get("Sec-WebSocket-Protocol", None)
Example #3
| Source File: websocket.py From teleport with Apache License 2.0 | 6 votes |
|
def _process_server_headers(
self, key: Union[str, bytes], headers: httputil.HTTPHeaders
) -> None:
"""Process the headers sent by the server to this client connection.
'key' is the websocket handshake challenge/response key.
"""
assert headers["Upgrade"].lower() == "websocket"
assert headers["Connection"].lower() == "upgrade"
accept = self.compute_accept_value(key)
assert headers["Sec-Websocket-Accept"] == accept
extensions = self._parse_extensions_header(headers)
for ext in extensions:
if ext[0] == "permessage-deflate" and self._compression_options is not None:
self._create_compressors("client", ext[1])
else:
raise ValueError("unsupported extension %r", ext)
self.selected_subprotocol = headers.get("Sec-WebSocket-Protocol", None)
Example #4
| Source File: main.py From pydantic with MIT License | 6 votes |
|
def parse_raw(
cls: Type['Model'],
b: StrBytes,
*,
content_type: str = None,
encoding: str = 'utf8',
proto: Protocol = None,
allow_pickle: bool = False,
) -> 'Model':
try:
obj = load_str_bytes(
b,
proto=proto,
content_type=content_type,
encoding=encoding,
allow_pickle=allow_pickle,
json_loads=cls.__config__.json_loads,
)
except (ValueError, TypeError, UnicodeDecodeError) as e:
raise ValidationError([ErrorWrapper(e, loc=ROOT_KEY)], cls)
return cls.parse_obj(obj)
Example #5
| Source File: main.py From pydantic with MIT License | 6 votes |
|
def parse_file(
cls: Type['Model'],
path: Union[str, Path],
*,
content_type: str = None,
encoding: str = 'utf8',
proto: Protocol = None,
allow_pickle: bool = False,
) -> 'Model':
obj = load_file(
path,
proto=proto,
content_type=content_type,
encoding=encoding,
allow_pickle=allow_pickle,
json_loads=cls.__config__.json_loads,
)
return cls.parse_obj(obj)
Example #6
| Source File: websocket.py From V1EngineeringInc-Docs with Creative Commons Attribution Share Alike 4.0 International | 6 votes |
|
def _process_server_headers(
self, key: Union[str, bytes], headers: httputil.HTTPHeaders
) -> None:
"""Process the headers sent by the server to this client connection.
'key' is the websocket handshake challenge/response key.
"""
assert headers["Upgrade"].lower() == "websocket"
assert headers["Connection"].lower() == "upgrade"
accept = self.compute_accept_value(key)
assert headers["Sec-Websocket-Accept"] == accept
extensions = self._parse_extensions_header(headers)
for ext in extensions:
if ext[0] == "permessage-deflate" and self._compression_options is not None:
self._create_compressors("client", ext[1])
else:
raise ValueError("unsupported extension %r", ext)
self.selected_subprotocol = headers.get("Sec-WebSocket-Protocol", None)
Example #7
| Source File: websocket.py From opendevops with GNU General Public License v3.0 | 4 votes |
|
def _accept_connection(self, handler: WebSocketHandler) -> None:
subprotocol_header = handler.request.headers.get("Sec-WebSocket-Protocol")
if subprotocol_header:
subprotocols = [s.strip() for s in subprotocol_header.split(",")]
else:
subprotocols = []
self.selected_subprotocol = handler.select_subprotocol(subprotocols)
if self.selected_subprotocol:
assert self.selected_subprotocol in subprotocols
handler.set_header("Sec-WebSocket-Protocol", self.selected_subprotocol)
extensions = self._parse_extensions_header(handler.request.headers)
for ext in extensions:
if ext[0] == "permessage-deflate" and self._compression_options is not None:
# TODO: negotiate parameters if compression_options
# specifies limits.
self._create_compressors("server", ext[1], self._compression_options)
if (
"client_max_window_bits" in ext[1]
and ext[1]["client_max_window_bits"] is None
):
# Don't echo an offered client_max_window_bits
# parameter with no value.
del ext[1]["client_max_window_bits"]
handler.set_header(
"Sec-WebSocket-Extensions",
httputil._encode_header("permessage-deflate", ext[1]),
)
break
handler.clear_header("Content-Type")
handler.set_status(101)
handler.set_header("Upgrade", "websocket")
handler.set_header("Connection", "Upgrade")
handler.set_header("Sec-WebSocket-Accept", self._challenge_response(handler))
handler.finish()
self.stream = handler._detach_stream()
self.start_pinging()
try:
open_result = handler.open(*handler.open_args, **handler.open_kwargs)
if open_result is not None:
await open_result
except Exception:
handler.log_exception(*sys.exc_info())
self._abort()
return
await self._receive_frame_loop()
Example #8
| Source File: websocket.py From opendevops with GNU General Public License v3.0 | 4 votes |
|
def __init__(
self,
request: httpclient.HTTPRequest,
on_message_callback: Callable[[Union[None, str, bytes]], None] = None,
compression_options: Dict[str, Any] = None,
ping_interval: float = None,
ping_timeout: float = None,
max_message_size: int = _default_max_message_size,
subprotocols: Optional[List[str]] = [],
) -> None:
self.connect_future = Future() # type: Future[WebSocketClientConnection]
self.read_queue = Queue(1) # type: Queue[Union[None, str, bytes]]
self.key = base64.b64encode(os.urandom(16))
self._on_message_callback = on_message_callback
self.close_code = None # type: Optional[int]
self.close_reason = None # type: Optional[str]
self.params = _WebSocketParams(
ping_interval=ping_interval,
ping_timeout=ping_timeout,
max_message_size=max_message_size,
compression_options=compression_options,
)
scheme, sep, rest = request.url.partition(":")
scheme = {"ws": "http", "wss": "https"}[scheme]
request.url = scheme + sep + rest
request.headers.update(
{
"Upgrade": "websocket",
"Connection": "Upgrade",
"Sec-WebSocket-Key": self.key,
"Sec-WebSocket-Version": "13",
}
)
if subprotocols is not None:
request.headers["Sec-WebSocket-Protocol"] = ",".join(subprotocols)
if compression_options is not None:
# Always offer to let the server set our max_wbits (and even though
# we don't offer it, we will accept a client_no_context_takeover
# from the server).
# TODO: set server parameters for deflate extension
# if requested in self.compression_options.
request.headers[
"Sec-WebSocket-Extensions"
] = "permessage-deflate; client_max_window_bits"
self.tcp_client = TCPClient()
super(WebSocketClientConnection, self).__init__(
None,
request,
lambda: None,
self._on_http_response,
104857600,
self.tcp_client,
65536,
104857600,
)
Example #9
| Source File: websocket.py From teleport with Apache License 2.0 | 4 votes |
|
def _accept_connection(self, handler: WebSocketHandler) -> None:
subprotocol_header = handler.request.headers.get("Sec-WebSocket-Protocol")
if subprotocol_header:
subprotocols = [s.strip() for s in subprotocol_header.split(",")]
else:
subprotocols = []
self.selected_subprotocol = handler.select_subprotocol(subprotocols)
if self.selected_subprotocol:
assert self.selected_subprotocol in subprotocols
handler.set_header("Sec-WebSocket-Protocol", self.selected_subprotocol)
extensions = self._parse_extensions_header(handler.request.headers)
for ext in extensions:
if ext[0] == "permessage-deflate" and self._compression_options is not None:
# TODO: negotiate parameters if compression_options
# specifies limits.
self._create_compressors("server", ext[1], self._compression_options)
if (
"client_max_window_bits" in ext[1]
and ext[1]["client_max_window_bits"] is None
):
# Don't echo an offered client_max_window_bits
# parameter with no value.
del ext[1]["client_max_window_bits"]
handler.set_header(
"Sec-WebSocket-Extensions",
httputil._encode_header("permessage-deflate", ext[1]),
)
break
handler.clear_header("Content-Type")
handler.set_status(101)
handler.set_header("Upgrade", "websocket")
handler.set_header("Connection", "Upgrade")
handler.set_header("Sec-WebSocket-Accept", self._challenge_response(handler))
handler.finish()
self.stream = handler._detach_stream()
self.start_pinging()
try:
open_result = handler.open(*handler.open_args, **handler.open_kwargs)
if open_result is not None:
await open_result
except Exception:
handler.log_exception(*sys.exc_info())
self._abort()
return
await self._receive_frame_loop()
Example #10
| Source File: websocket.py From teleport with Apache License 2.0 | 4 votes |
|
def __init__(
self,
request: httpclient.HTTPRequest,
on_message_callback: Callable[[Union[None, str, bytes]], None] = None,
compression_options: Dict[str, Any] = None,
ping_interval: float = None,
ping_timeout: float = None,
max_message_size: int = _default_max_message_size,
subprotocols: Optional[List[str]] = [],
) -> None:
self.connect_future = Future() # type: Future[WebSocketClientConnection]
self.read_queue = Queue(1) # type: Queue[Union[None, str, bytes]]
self.key = base64.b64encode(os.urandom(16))
self._on_message_callback = on_message_callback
self.close_code = None # type: Optional[int]
self.close_reason = None # type: Optional[str]
self.params = _WebSocketParams(
ping_interval=ping_interval,
ping_timeout=ping_timeout,
max_message_size=max_message_size,
compression_options=compression_options,
)
scheme, sep, rest = request.url.partition(":")
scheme = {"ws": "http", "wss": "https"}[scheme]
request.url = scheme + sep + rest
request.headers.update(
{
"Upgrade": "websocket",
"Connection": "Upgrade",
"Sec-WebSocket-Key": self.key,
"Sec-WebSocket-Version": "13",
}
)
if subprotocols is not None:
request.headers["Sec-WebSocket-Protocol"] = ",".join(subprotocols)
if compression_options is not None:
# Always offer to let the server set our max_wbits (and even though
# we don't offer it, we will accept a client_no_context_takeover
# from the server).
# TODO: set server parameters for deflate extension
# if requested in self.compression_options.
request.headers[
"Sec-WebSocket-Extensions"
] = "permessage-deflate; client_max_window_bits"
self.tcp_client = TCPClient()
super(WebSocketClientConnection, self).__init__(
None,
request,
lambda: None,
self._on_http_response,
104857600,
self.tcp_client,
65536,
104857600,
)
Example #11
| Source File: websocket.py From teleport with Apache License 2.0 | 4 votes |
|
def _accept_connection(self, handler: WebSocketHandler) -> None:
subprotocol_header = handler.request.headers.get("Sec-WebSocket-Protocol")
if subprotocol_header:
subprotocols = [s.strip() for s in subprotocol_header.split(",")]
else:
subprotocols = []
self.selected_subprotocol = handler.select_subprotocol(subprotocols)
if self.selected_subprotocol:
assert self.selected_subprotocol in subprotocols
handler.set_header("Sec-WebSocket-Protocol", self.selected_subprotocol)
extensions = self._parse_extensions_header(handler.request.headers)
for ext in extensions:
if ext[0] == "permessage-deflate" and self._compression_options is not None:
# TODO: negotiate parameters if compression_options
# specifies limits.
self._create_compressors("server", ext[1], self._compression_options)
if (
"client_max_window_bits" in ext[1]
and ext[1]["client_max_window_bits"] is None
):
# Don't echo an offered client_max_window_bits
# parameter with no value.
del ext[1]["client_max_window_bits"]
handler.set_header(
"Sec-WebSocket-Extensions",
httputil._encode_header("permessage-deflate", ext[1]),
)
break
handler.clear_header("Content-Type")
handler.set_status(101)
handler.set_header("Upgrade", "websocket")
handler.set_header("Connection", "Upgrade")
handler.set_header("Sec-WebSocket-Accept", self._challenge_response(handler))
handler.finish()
self.stream = handler._detach_stream()
self.start_pinging()
try:
open_result = handler.open(*handler.open_args, **handler.open_kwargs)
if open_result is not None:
await open_result
except Exception:
handler.log_exception(*sys.exc_info())
self._abort()
return
await self._receive_frame_loop()
Example #12
| Source File: websocket.py From V1EngineeringInc-Docs with Creative Commons Attribution Share Alike 4.0 International | 4 votes |
|
def _accept_connection(self, handler: WebSocketHandler) -> None:
subprotocol_header = handler.request.headers.get("Sec-WebSocket-Protocol")
if subprotocol_header:
subprotocols = [s.strip() for s in subprotocol_header.split(",")]
else:
subprotocols = []
self.selected_subprotocol = handler.select_subprotocol(subprotocols)
if self.selected_subprotocol:
assert self.selected_subprotocol in subprotocols
handler.set_header("Sec-WebSocket-Protocol", self.selected_subprotocol)
extensions = self._parse_extensions_header(handler.request.headers)
for ext in extensions:
if ext[0] == "permessage-deflate" and self._compression_options is not None:
# TODO: negotiate parameters if compression_options
# specifies limits.
self._create_compressors("server", ext[1], self._compression_options)
if (
"client_max_window_bits" in ext[1]
and ext[1]["client_max_window_bits"] is None
):
# Don't echo an offered client_max_window_bits
# parameter with no value.
del ext[1]["client_max_window_bits"]
handler.set_header(
"Sec-WebSocket-Extensions",
httputil._encode_header("permessage-deflate", ext[1]),
)
break
handler.clear_header("Content-Type")
handler.set_status(101)
handler.set_header("Upgrade", "websocket")
handler.set_header("Connection", "Upgrade")
handler.set_header("Sec-WebSocket-Accept", self._challenge_response(handler))
handler.finish()
self.stream = handler._detach_stream()
self.start_pinging()
try:
open_result = handler.open(*handler.open_args, **handler.open_kwargs)
if open_result is not None:
await open_result
except Exception:
handler.log_exception(*sys.exc_info())
self._abort()
return
await self._receive_frame_loop()
Example #13
| Source File: websocket.py From V1EngineeringInc-Docs with Creative Commons Attribution Share Alike 4.0 International | 4 votes |
|
def __init__(
self,
request: httpclient.HTTPRequest,
on_message_callback: Callable[[Union[None, str, bytes]], None] = None,
compression_options: Dict[str, Any] = None,
ping_interval: float = None,
ping_timeout: float = None,
max_message_size: int = _default_max_message_size,
subprotocols: Optional[List[str]] = [],
) -> None:
self.connect_future = Future() # type: Future[WebSocketClientConnection]
self.read_queue = Queue(1) # type: Queue[Union[None, str, bytes]]
self.key = base64.b64encode(os.urandom(16))
self._on_message_callback = on_message_callback
self.close_code = None # type: Optional[int]
self.close_reason = None # type: Optional[str]
self.params = _WebSocketParams(
ping_interval=ping_interval,
ping_timeout=ping_timeout,
max_message_size=max_message_size,
compression_options=compression_options,
)
scheme, sep, rest = request.url.partition(":")
scheme = {"ws": "http", "wss": "https"}[scheme]
request.url = scheme + sep + rest
request.headers.update(
{
"Upgrade": "websocket",
"Connection": "Upgrade",
"Sec-WebSocket-Key": self.key,
"Sec-WebSocket-Version": "13",
}
)
if subprotocols is not None:
request.headers["Sec-WebSocket-Protocol"] = ",".join(subprotocols)
if compression_options is not None:
# Always offer to let the server set our max_wbits (and even though
# we don't offer it, we will accept a client_no_context_takeover
# from the server).
# TODO: set server parameters for deflate extension
# if requested in self.compression_options.
request.headers[
"Sec-WebSocket-Extensions"
] = "permessage-deflate; client_max_window_bits"
self.tcp_client = TCPClient()
super(WebSocketClientConnection, self).__init__(
None,
request,
lambda: None,
self._on_http_response,
104857600,
self.tcp_client,
65536,
104857600,
)
