def write(self, datagram, addr=None):
"""Write a datagram.
@param addr: should be a tuple (ip, port), can be None in connected mode.
"""
if self._connectedAddr:
assert addr in (None, self._connectedAddr)
try:
return self.socket.send(datagram)
except socket.error, se:
no = se.args[0]
if no == EINTR:
return self.write(datagram)
elif no == EMSGSIZE:
raise error.MessageLengthError, "message too long"
elif no == ECONNREFUSED:
self.protocol.connectionRefused()
else:
raise
else:
assert addr != None
if not addr[0].replace(".", "").isdigit():
warnings.warn("Please only pass IPs to write(), not hostnames", DeprecationWarning, stacklevel=2)
try:
return self.socket.sendto(datagram, addr)
except socket.error, se:
no = se.args[0]
if no == EINTR:
return self.write(datagram, addr)
elif no == EMSGSIZE:
raise error.MessageLengthError, "message too long"
elif no == ECONNREFUSED:
# in non-connected UDP ECONNREFUSED is platform dependent, I think
# and the info is not necessarily useful. Nevertheless maybe we
# should call connectionRefused? XXX
return
else:
raise
python类WSAECONNREFUSED的实例源码
def write(self, data):
"""Write a datagram."""
try:
return self.socket.send(data)
except socket.error, se:
no = se.args[0]
if no == EINTR:
return self.write(data)
elif no == EMSGSIZE:
raise error.MessageLengthError, "message too long"
elif no == ECONNREFUSED:
self.protocol.connectionRefused()
else:
raise
def write(self, datagram, addr=None):
"""Write a datagram.
@param addr: should be a tuple (ip, port), can be None in connected mode.
"""
if self._connectedAddr:
assert addr in (None, self._connectedAddr)
try:
return self.socket.send(datagram)
except socket.error, se:
no = se.args[0]
if no == EINTR:
return self.write(datagram)
elif no == EMSGSIZE:
raise error.MessageLengthError, "message too long"
elif no == ECONNREFUSED:
self.protocol.connectionRefused()
else:
raise
else:
assert addr != None
if not addr[0].replace(".", "").isdigit():
warnings.warn("Please only pass IPs to write(), not hostnames", DeprecationWarning, stacklevel=2)
try:
return self.socket.sendto(datagram, addr)
except socket.error, se:
no = se.args[0]
if no == EINTR:
return self.write(datagram, addr)
elif no == EMSGSIZE:
raise error.MessageLengthError, "message too long"
elif no == ECONNREFUSED:
# in non-connected UDP ECONNREFUSED is platform dependent, I think
# and the info is not necessarily useful. Nevertheless maybe we
# should call connectionRefused? XXX
return
else:
raise
def write(self, data):
"""Write a datagram."""
try:
return self.socket.send(data)
except socket.error, se:
no = se.args[0]
if no == EINTR:
return self.write(data)
elif no == EMSGSIZE:
raise error.MessageLengthError, "message too long"
elif no == ECONNREFUSED:
self.protocol.connectionRefused()
else:
raise
def handleRead(self, rc, data, evt):
if rc in (errno.WSAECONNREFUSED, errno.WSAECONNRESET,
ERROR_CONNECTION_REFUSED, ERROR_PORT_UNREACHABLE):
if self._connectedAddr:
self.protocol.connectionRefused()
elif rc:
log.msg("error in recvfrom -- %s (%s)" %
(errno.errorcode.get(rc, 'unknown error'), rc))
else:
try:
self.protocol.datagramReceived(bytes(evt.buff[:data]),
_iocp.makesockaddr(evt.addr_buff))
except:
log.err()
def test_errno(self):
"""
L{error.getConnectError} converts based on errno for C{socket.error}.
"""
self.assertErrnoException(errno.ENETUNREACH, error.NoRouteError)
self.assertErrnoException(errno.ECONNREFUSED, error.ConnectionRefusedError)
self.assertErrnoException(errno.ETIMEDOUT, error.TCPTimedOutError)
if platformType == "win32":
self.assertErrnoException(errno.WSAECONNREFUSED, error.ConnectionRefusedError)
self.assertErrnoException(errno.WSAENETUNREACH, error.NoRouteError)
def write(self, datagram, addr=None):
"""
Write a datagram.
@param addr: should be a tuple (ip, port), can be None in connected
mode.
"""
if self._connectedAddr:
assert addr in (None, self._connectedAddr)
try:
return self.socket.send(datagram)
except socket.error as se:
no = se.args[0]
if no == errno.WSAEINTR:
return self.write(datagram)
elif no == errno.WSAEMSGSIZE:
raise error.MessageLengthError("message too long")
elif no in (errno.WSAECONNREFUSED, errno.WSAECONNRESET,
ERROR_CONNECTION_REFUSED, ERROR_PORT_UNREACHABLE):
self.protocol.connectionRefused()
else:
raise
else:
assert addr != None
if (not isIPAddress(addr[0]) and not isIPv6Address(addr[0])
and addr[0] != "<broadcast>"):
raise error.InvalidAddressError(
addr[0],
"write() only accepts IP addresses, not hostnames")
if isIPAddress(addr[0]) and self.addressFamily == socket.AF_INET6:
raise error.InvalidAddressError(
addr[0], "IPv6 port write() called with IPv4 address")
if isIPv6Address(addr[0]) and self.addressFamily == socket.AF_INET:
raise error.InvalidAddressError(
addr[0], "IPv4 port write() called with IPv6 address")
try:
return self.socket.sendto(datagram, addr)
except socket.error as se:
no = se.args[0]
if no == errno.WSAEINTR:
return self.write(datagram, addr)
elif no == errno.WSAEMSGSIZE:
raise error.MessageLengthError("message too long")
elif no in (errno.WSAECONNREFUSED, errno.WSAECONNRESET,
ERROR_CONNECTION_REFUSED, ERROR_PORT_UNREACHABLE):
# in non-connected UDP ECONNREFUSED is platform dependent,
# I think and the info is not necessarily useful.
# Nevertheless maybe we should call connectionRefused? XXX
return
else:
raise
