Python errno.WSAECONNRESET Examples
The following are 10
code examples of errno.WSAECONNRESET().
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Example #1
| Source File: udp.py From python-for-android with Apache License 2.0 | 7 votes |
|
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 == 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
Example #2
| Source File: udp.py From python-for-android with Apache License 2.0 | 7 votes |
|
def doRead(self):
"""
Called when my socket is ready for reading.
"""
read = 0
while read < self.maxThroughput:
try:
data, addr = self.socket.recvfrom(self.maxPacketSize)
except socket.error, se:
no = se.args[0]
if no in (EAGAIN, EINTR, EWOULDBLOCK):
return
if (no == ECONNREFUSED) or (platformType == "win32" and no == WSAECONNRESET):
if self._connectedAddr:
self.protocol.connectionRefused()
else:
raise
else:
read += len(data)
try:
self.protocol.datagramReceived(data, addr)
except:
log.err()
Example #3
| Source File: udp.py From BitTorrent with GNU General Public License v3.0 | 6 votes |
|
def doRead(self):
"""Called when my socket is ready for reading."""
read = 0
while read < self.maxThroughput:
try:
data, addr = self.socket.recvfrom(self.maxPacketSize)
except socket.error, se:
no = se.args[0]
if no in (EAGAIN, EINTR, EWOULDBLOCK):
return
if (no == ECONNREFUSED) or (platformType == "win32" and no == WSAECONNRESET):
if self._connectedAddr:
self.protocol.connectionRefused()
else:
raise
else:
read += len(data)
try:
self.protocol.datagramReceived(data, addr)
except:
log.err()
Example #4
| Source File: udp.py From BitTorrent with GNU General Public License v3.0 | 6 votes |
|
def doRead(self):
"""Called when my socket is ready for reading."""
read = 0
while read < self.maxThroughput:
try:
data, addr = self.socket.recvfrom(self.maxPacketSize)
read += len(data)
self.protocol.datagramReceived(data)
except socket.error, se:
no = se.args[0]
if no in (EAGAIN, EINTR, EWOULDBLOCK):
return
if (no == ECONNREFUSED) or (platformType == "win32" and no == WSAECONNRESET):
self.protocol.connectionRefused()
else:
raise
except:
Example #5
| Source File: udp.py From Safejumper-for-Desktop with GNU General Public License v2.0 | 5 votes |
|
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()
Example #6
| Source File: udp.py From learn_python3_spider with MIT License | 5 votes |
|
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()
Example #7
| Source File: udp.py From python-for-android with Apache License 2.0 | 5 votes |
|
def handleRead(self, rc, bytes, 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(str(evt.buff[:bytes]),
_iocp.makesockaddr(evt.addr_buff))
except:
log.err()
Example #8
| Source File: udp.py From Safejumper-for-Desktop with GNU General Public License v2.0 | 4 votes |
|
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
Example #9
| Source File: udp.py From learn_python3_spider with MIT License | 4 votes |
|
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
Example #10
| Source File: tcp.py From python-for-android with Apache License 2.0 | 4 votes |
|
def doRead(self):
"""Called when my socket is ready for reading.
This accepts a connection and calls self.protocol() to handle the
wire-level protocol.
"""
try:
if platformType == "posix":
numAccepts = self.numberAccepts
else:
# win32 event loop breaks if we do more than one accept()
# in an iteration of the event loop.
numAccepts = 1
for i in range(numAccepts):
# we need this so we can deal with a factory's buildProtocol
# calling our loseConnection
if self.disconnecting:
return
try:
skt, addr = self.socket.accept()
except socket.error, e:
if e.args[0] in (EWOULDBLOCK, EAGAIN):
self.numberAccepts = i
break
elif e.args[0] == EPERM:
# Netfilter on Linux may have rejected the
# connection, but we get told to try to accept()
# anyway.
continue
elif e.args[0] in (EMFILE, ENOBUFS, ENFILE, ENOMEM, ECONNABORTED):
# Linux gives EMFILE when a process is not allowed
# to allocate any more file descriptors. *BSD and
# Win32 give (WSA)ENOBUFS. Linux can also give
# ENFILE if the system is out of inodes, or ENOMEM
# if there is insufficient memory to allocate a new
# dentry. ECONNABORTED is documented as possible on
# both Linux and Windows, but it is not clear
# whether there are actually any circumstances under
# which it can happen (one might expect it to be
# possible if a client sends a FIN or RST after the
# server sends a SYN|ACK but before application code
# calls accept(2), however at least on Linux this
# _seems_ to be short-circuited by syncookies.
log.msg("Could not accept new connection (%s)" % (
errorcode[e.args[0]],))
break
raise
fdesc._setCloseOnExec(skt.fileno())
protocol = self.factory.buildProtocol(self._buildAddr(addr))
if protocol is None:
skt.close()
continue
s = self.sessionno
self.sessionno = s+1
transport = self.transport(skt, protocol, addr, self, s, self.reactor)
transport = self._preMakeConnection(transport)
protocol.makeConnection(transport)
else:
