You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
207 lines
5.7 KiB
207 lines
5.7 KiB
import socket
|
|
import warnings
|
|
|
|
|
|
class TransportSocket:
|
|
|
|
"""A socket-like wrapper for exposing real transport sockets.
|
|
|
|
These objects can be safely returned by APIs like
|
|
`transport.get_extra_info('socket')`. All potentially disruptive
|
|
operations (like "socket.close()") are banned.
|
|
"""
|
|
|
|
__slots__ = ('_sock',)
|
|
|
|
def __init__(self, sock: socket.socket):
|
|
self._sock = sock
|
|
|
|
def _na(self, what):
|
|
warnings.warn(
|
|
f"Using {what} on sockets returned from get_extra_info('socket') "
|
|
f"will be prohibited in asyncio 3.9. Please report your use case "
|
|
f"to bugs.python.org.",
|
|
DeprecationWarning, source=self)
|
|
|
|
@property
|
|
def family(self):
|
|
return self._sock.family
|
|
|
|
@property
|
|
def type(self):
|
|
return self._sock.type
|
|
|
|
@property
|
|
def proto(self):
|
|
return self._sock.proto
|
|
|
|
def __repr__(self):
|
|
s = (
|
|
f"<asyncio.TransportSocket fd={self.fileno()}, "
|
|
f"family={self.family!s}, type={self.type!s}, "
|
|
f"proto={self.proto}"
|
|
)
|
|
|
|
if self.fileno() != -1:
|
|
try:
|
|
laddr = self.getsockname()
|
|
if laddr:
|
|
s = f"{s}, laddr={laddr}"
|
|
except socket.error:
|
|
pass
|
|
try:
|
|
raddr = self.getpeername()
|
|
if raddr:
|
|
s = f"{s}, raddr={raddr}"
|
|
except socket.error:
|
|
pass
|
|
|
|
return f"{s}>"
|
|
|
|
def __getstate__(self):
|
|
raise TypeError("Cannot serialize asyncio.TransportSocket object")
|
|
|
|
def fileno(self):
|
|
return self._sock.fileno()
|
|
|
|
def dup(self):
|
|
return self._sock.dup()
|
|
|
|
def get_inheritable(self):
|
|
return self._sock.get_inheritable()
|
|
|
|
def shutdown(self, how):
|
|
# asyncio doesn't currently provide a high-level transport API
|
|
# to shutdown the connection.
|
|
self._sock.shutdown(how)
|
|
|
|
def getsockopt(self, *args, **kwargs):
|
|
return self._sock.getsockopt(*args, **kwargs)
|
|
|
|
def setsockopt(self, *args, **kwargs):
|
|
self._sock.setsockopt(*args, **kwargs)
|
|
|
|
def getpeername(self):
|
|
return self._sock.getpeername()
|
|
|
|
def getsockname(self):
|
|
return self._sock.getsockname()
|
|
|
|
def getsockbyname(self):
|
|
return self._sock.getsockbyname()
|
|
|
|
def accept(self):
|
|
self._na('accept() method')
|
|
return self._sock.accept()
|
|
|
|
def connect(self, *args, **kwargs):
|
|
self._na('connect() method')
|
|
return self._sock.connect(*args, **kwargs)
|
|
|
|
def connect_ex(self, *args, **kwargs):
|
|
self._na('connect_ex() method')
|
|
return self._sock.connect_ex(*args, **kwargs)
|
|
|
|
def bind(self, *args, **kwargs):
|
|
self._na('bind() method')
|
|
return self._sock.bind(*args, **kwargs)
|
|
|
|
def ioctl(self, *args, **kwargs):
|
|
self._na('ioctl() method')
|
|
return self._sock.ioctl(*args, **kwargs)
|
|
|
|
def listen(self, *args, **kwargs):
|
|
self._na('listen() method')
|
|
return self._sock.listen(*args, **kwargs)
|
|
|
|
def makefile(self):
|
|
self._na('makefile() method')
|
|
return self._sock.makefile()
|
|
|
|
def sendfile(self, *args, **kwargs):
|
|
self._na('sendfile() method')
|
|
return self._sock.sendfile(*args, **kwargs)
|
|
|
|
def close(self):
|
|
self._na('close() method')
|
|
return self._sock.close()
|
|
|
|
def detach(self):
|
|
self._na('detach() method')
|
|
return self._sock.detach()
|
|
|
|
def sendmsg_afalg(self, *args, **kwargs):
|
|
self._na('sendmsg_afalg() method')
|
|
return self._sock.sendmsg_afalg(*args, **kwargs)
|
|
|
|
def sendmsg(self, *args, **kwargs):
|
|
self._na('sendmsg() method')
|
|
return self._sock.sendmsg(*args, **kwargs)
|
|
|
|
def sendto(self, *args, **kwargs):
|
|
self._na('sendto() method')
|
|
return self._sock.sendto(*args, **kwargs)
|
|
|
|
def send(self, *args, **kwargs):
|
|
self._na('send() method')
|
|
return self._sock.send(*args, **kwargs)
|
|
|
|
def sendall(self, *args, **kwargs):
|
|
self._na('sendall() method')
|
|
return self._sock.sendall(*args, **kwargs)
|
|
|
|
def set_inheritable(self, *args, **kwargs):
|
|
self._na('set_inheritable() method')
|
|
return self._sock.set_inheritable(*args, **kwargs)
|
|
|
|
def share(self, process_id):
|
|
self._na('share() method')
|
|
return self._sock.share(process_id)
|
|
|
|
def recv_into(self, *args, **kwargs):
|
|
self._na('recv_into() method')
|
|
return self._sock.recv_into(*args, **kwargs)
|
|
|
|
def recvfrom_into(self, *args, **kwargs):
|
|
self._na('recvfrom_into() method')
|
|
return self._sock.recvfrom_into(*args, **kwargs)
|
|
|
|
def recvmsg_into(self, *args, **kwargs):
|
|
self._na('recvmsg_into() method')
|
|
return self._sock.recvmsg_into(*args, **kwargs)
|
|
|
|
def recvmsg(self, *args, **kwargs):
|
|
self._na('recvmsg() method')
|
|
return self._sock.recvmsg(*args, **kwargs)
|
|
|
|
def recvfrom(self, *args, **kwargs):
|
|
self._na('recvfrom() method')
|
|
return self._sock.recvfrom(*args, **kwargs)
|
|
|
|
def recv(self, *args, **kwargs):
|
|
self._na('recv() method')
|
|
return self._sock.recv(*args, **kwargs)
|
|
|
|
def settimeout(self, value):
|
|
if value == 0:
|
|
return
|
|
raise ValueError(
|
|
'settimeout(): only 0 timeout is allowed on transport sockets')
|
|
|
|
def gettimeout(self):
|
|
return 0
|
|
|
|
def setblocking(self, flag):
|
|
if not flag:
|
|
return
|
|
raise ValueError(
|
|
'setblocking(): transport sockets cannot be blocking')
|
|
|
|
def __enter__(self):
|
|
self._na('context manager protocol')
|
|
return self._sock.__enter__()
|
|
|
|
def __exit__(self, *err):
|
|
self._na('context manager protocol')
|
|
return self._sock.__exit__(*err)
|