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authoralexv-smirnov <alex@ydb.tech>2023-12-01 12:02:50 +0300
committeralexv-smirnov <alex@ydb.tech>2023-12-01 13:28:10 +0300
commit0e578a4c44d4abd539d9838347b9ebafaca41dfb (patch)
treea0c1969c37f818c830ebeff9c077eacf30be6ef8 /contrib/python/websocket-client/py3/websocket/_socket.py
parent84f2d3d4cc985e63217cff149bd2e6d67ae6fe22 (diff)
downloadydb-0e578a4c44d4abd539d9838347b9ebafaca41dfb.tar.gz
Change "ya.make"
Diffstat (limited to 'contrib/python/websocket-client/py3/websocket/_socket.py')
-rw-r--r--contrib/python/websocket-client/py3/websocket/_socket.py181
1 files changed, 181 insertions, 0 deletions
diff --git a/contrib/python/websocket-client/py3/websocket/_socket.py b/contrib/python/websocket-client/py3/websocket/_socket.py
new file mode 100644
index 0000000000..1575a0c0c3
--- /dev/null
+++ b/contrib/python/websocket-client/py3/websocket/_socket.py
@@ -0,0 +1,181 @@
+import errno
+import selectors
+import socket
+
+from typing import Union
+
+from ._exceptions import *
+from ._ssl_compat import *
+from ._utils import *
+
+"""
+_socket.py
+websocket - WebSocket client library for Python
+
+Copyright 2023 engn33r
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+"""
+
+DEFAULT_SOCKET_OPTION = [(socket.SOL_TCP, socket.TCP_NODELAY, 1)]
+if hasattr(socket, "SO_KEEPALIVE"):
+ DEFAULT_SOCKET_OPTION.append((socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1))
+if hasattr(socket, "TCP_KEEPIDLE"):
+ DEFAULT_SOCKET_OPTION.append((socket.SOL_TCP, socket.TCP_KEEPIDLE, 30))
+if hasattr(socket, "TCP_KEEPINTVL"):
+ DEFAULT_SOCKET_OPTION.append((socket.SOL_TCP, socket.TCP_KEEPINTVL, 10))
+if hasattr(socket, "TCP_KEEPCNT"):
+ DEFAULT_SOCKET_OPTION.append((socket.SOL_TCP, socket.TCP_KEEPCNT, 3))
+
+_default_timeout = None
+
+__all__ = ["DEFAULT_SOCKET_OPTION", "sock_opt", "setdefaulttimeout", "getdefaulttimeout",
+ "recv", "recv_line", "send"]
+
+
+class sock_opt:
+
+ def __init__(self, sockopt: list, sslopt: dict) -> None:
+ if sockopt is None:
+ sockopt = []
+ if sslopt is None:
+ sslopt = {}
+ self.sockopt = sockopt
+ self.sslopt = sslopt
+ self.timeout = None
+
+
+def setdefaulttimeout(timeout: Union[int, float, None]) -> None:
+ """
+ Set the global timeout setting to connect.
+
+ Parameters
+ ----------
+ timeout: int or float
+ default socket timeout time (in seconds)
+ """
+ global _default_timeout
+ _default_timeout = timeout
+
+
+def getdefaulttimeout() -> Union[int, float, None]:
+ """
+ Get default timeout
+
+ Returns
+ ----------
+ _default_timeout: int or float
+ Return the global timeout setting (in seconds) to connect.
+ """
+ return _default_timeout
+
+
+def recv(sock: socket.socket, bufsize: int) -> bytes:
+ if not sock:
+ raise WebSocketConnectionClosedException("socket is already closed.")
+
+ def _recv():
+ try:
+ return sock.recv(bufsize)
+ except SSLWantReadError:
+ pass
+ except socket.error as exc:
+ error_code = extract_error_code(exc)
+ if error_code != errno.EAGAIN and error_code != errno.EWOULDBLOCK:
+ raise
+
+ sel = selectors.DefaultSelector()
+ sel.register(sock, selectors.EVENT_READ)
+
+ r = sel.select(sock.gettimeout())
+ sel.close()
+
+ if r:
+ return sock.recv(bufsize)
+
+ try:
+ if sock.gettimeout() == 0:
+ bytes_ = sock.recv(bufsize)
+ else:
+ bytes_ = _recv()
+ except TimeoutError:
+ raise WebSocketTimeoutException("Connection timed out")
+ except socket.timeout as e:
+ message = extract_err_message(e)
+ raise WebSocketTimeoutException(message)
+ except SSLError as e:
+ message = extract_err_message(e)
+ if isinstance(message, str) and 'timed out' in message:
+ raise WebSocketTimeoutException(message)
+ else:
+ raise
+
+ if not bytes_:
+ raise WebSocketConnectionClosedException(
+ "Connection to remote host was lost.")
+
+ return bytes_
+
+
+def recv_line(sock: socket.socket) -> bytes:
+ line = []
+ while True:
+ c = recv(sock, 1)
+ line.append(c)
+ if c == b'\n':
+ break
+ return b''.join(line)
+
+
+def send(sock: socket.socket, data: Union[bytes, str]) -> int:
+ if isinstance(data, str):
+ data = data.encode('utf-8')
+
+ if not sock:
+ raise WebSocketConnectionClosedException("socket is already closed.")
+
+ def _send():
+ try:
+ return sock.send(data)
+ except SSLWantWriteError:
+ pass
+ except socket.error as exc:
+ error_code = extract_error_code(exc)
+ if error_code is None:
+ raise
+ if error_code != errno.EAGAIN and error_code != errno.EWOULDBLOCK:
+ raise
+
+ sel = selectors.DefaultSelector()
+ sel.register(sock, selectors.EVENT_WRITE)
+
+ w = sel.select(sock.gettimeout())
+ sel.close()
+
+ if w:
+ return sock.send(data)
+
+ try:
+ if sock.gettimeout() == 0:
+ return sock.send(data)
+ else:
+ return _send()
+ except socket.timeout as e:
+ message = extract_err_message(e)
+ raise WebSocketTimeoutException(message)
+ except Exception as e:
+ message = extract_err_message(e)
+ if isinstance(message, str) and "timed out" in message:
+ raise WebSocketTimeoutException(message)
+ else:
+ raise