Python errno.ECONNREFUSED Examples
The following are 30
code examples of errno.ECONNREFUSED().
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Example #1
| Source File: TSocket.py From Protect4 with GNU General Public License v3.0 | 6 votes |
|
def listen(self):
res0 = self._resolveAddr()
socket_family = self._socket_family == socket.AF_UNSPEC and socket.AF_INET6 or self._socket_family
for res in res0:
if res[0] is socket_family or res is res0[-1]:
break
# We need remove the old unix socket if the file exists and
# nobody is listening on it.
if self._unix_socket:
tmp = socket.socket(res[0], res[1])
try:
tmp.connect(res[4])
except socket.error as err:
eno, message = err.args
if eno == errno.ECONNREFUSED:
os.unlink(res[4])
self.handle = socket.socket(res[0], res[1])
self.handle.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
if hasattr(self.handle, 'settimeout'):
self.handle.settimeout(None)
self.handle.bind(res[4])
self.handle.listen(128)
Example #2
| Source File: simple_httpclient_test.py From tornado-zh with MIT License | 6 votes |
|
def test_connection_refused(self):
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
with ExpectLog(gen_log, ".*", required=False):
self.http_client.fetch("http://127.0.0.1:%d/" % port, self.stop)
response = self.wait()
self.assertEqual(599, response.code)
if sys.platform != 'cygwin':
# cygwin returns EPERM instead of ECONNREFUSED here
contains_errno = str(errno.ECONNREFUSED) in str(response.error)
if not contains_errno and hasattr(errno, "WSAECONNREFUSED"):
contains_errno = str(errno.WSAECONNREFUSED) in str(response.error)
self.assertTrue(contains_errno, response.error)
# This is usually "Connection refused".
# On windows, strerror is broken and returns "Unknown error".
expected_message = os.strerror(errno.ECONNREFUSED)
self.assertTrue(expected_message in str(response.error),
response.error)
Example #3
| Source File: iostream_test.py From tornado-zh with MIT License | 6 votes |
|
def test_connection_refused(self):
# When a connection is refused, the connect callback should not
# be run. (The kqueue IOLoop used to behave differently from the
# epoll IOLoop in this respect)
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
stream = IOStream(socket.socket(), self.io_loop)
self.connect_called = False
def connect_callback():
self.connect_called = True
self.stop()
stream.set_close_callback(self.stop)
# log messages vary by platform and ioloop implementation
with ExpectLog(gen_log, ".*", required=False):
stream.connect(("127.0.0.1", port), connect_callback)
self.wait()
self.assertFalse(self.connect_called)
self.assertTrue(isinstance(stream.error, socket.error), stream.error)
if sys.platform != 'cygwin':
_ERRNO_CONNREFUSED = (errno.ECONNREFUSED,)
if hasattr(errno, "WSAECONNREFUSED"):
_ERRNO_CONNREFUSED += (errno.WSAECONNREFUSED,)
# cygwin's errnos don't match those used on native windows python
self.assertTrue(stream.error.args[0] in _ERRNO_CONNREFUSED)
Example #4
| Source File: TSocket.py From galaxy-sdk-python with Apache License 2.0 | 6 votes |
|
def listen(self):
res0 = self._resolveAddr()
socket_family = self._socket_family == socket.AF_UNSPEC and socket.AF_INET6 or self._socket_family
for res in res0:
if res[0] is socket_family or res is res0[-1]:
break
# We need remove the old unix socket if the file exists and
# nobody is listening on it.
if self._unix_socket:
tmp = socket.socket(res[0], res[1])
try:
tmp.connect(res[4])
except socket.error, err:
eno, message = err.args
if eno == errno.ECONNREFUSED:
os.unlink(res[4])
Example #5
| Source File: lib.py From iSDX with Apache License 2.0 | 6 votes |
|
def send(self, msg):
# TODO: Busy wait will do for initial startup but for dealing with server down in the middle of things
# TODO: then busy wait is probably inappropriate.
while True: # keep going until we break out inside the loop
try:
self.logger.debug('Attempting to connect to '+self.serverName+' server at '+str(self.address)+' port '+str(self.port))
conn = Client((self.address, self.port))
self.logger.debug('Connect to '+self.serverName+' successful.')
break
except SocketError as serr:
if serr.errno == errno.ECONNREFUSED:
self.logger.debug('Connect to '+self.serverName+' failed because connection was refused (the server is down). Trying again.')
else:
# Not a recognized error. Treat as fatal.
self.logger.debug('Connect to '+self.serverName+' gave socket error '+str(serr.errno))
raise serr
except:
self.logger.exception('Connect to '+self.serverName+' threw unknown exception')
raise
conn.send(msg)
conn.close()
Example #6
| Source File: lib.py From iSDX with Apache License 2.0 | 6 votes |
|
def __init__(self, address, port, key, logger, sname):
self.address = address
self.port = int(port)
self.key = key
self.logger = logger
self.serverName = sname
while True: # keep going until we break out inside the loop
try:
self.logger.debug('Attempting to connect to '+self.serverName+' server at '+str(self.address)+' port '+str(self.port))
self.conn = Client((self.address, self.port))
self.logger.debug('Connect to '+self.serverName+' successful.')
break
except SocketError as serr:
if serr.errno == errno.ECONNREFUSED:
self.logger.debug('Connect to '+self.serverName+' failed because connection was refused (the server is down). Trying again.')
else:
# Not a recognized error. Treat as fatal.
self.logger.debug('Connect to '+self.serverName+' gave socket error '+str(serr.errno))
raise serr
except:
self.logger.exception('Connect to '+self.serverName+' threw unknown exception')
raise
Example #7
| Source File: unix.py From learn_python3_spider with MIT License | 6 votes |
|
def write(self, data):
"""
Write a datagram.
"""
try:
return self.socket.send(data)
except socket.error as 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()
elif no == EAGAIN:
# oh, well, drop the data. The only difference from UDP
# is that UDP won't ever notice.
# TODO: add TCP-like buffering
pass
else:
raise
Example #8
| Source File: simple_httpclient_test.py From tornado-zh with MIT License | 6 votes |
|
def test_connection_refused(self):
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
with ExpectLog(gen_log, ".*", required=False):
self.http_client.fetch("http://127.0.0.1:%d/" % port, self.stop)
response = self.wait()
self.assertEqual(599, response.code)
if sys.platform != 'cygwin':
# cygwin returns EPERM instead of ECONNREFUSED here
contains_errno = str(errno.ECONNREFUSED) in str(response.error)
if not contains_errno and hasattr(errno, "WSAECONNREFUSED"):
contains_errno = str(errno.WSAECONNREFUSED) in str(response.error)
self.assertTrue(contains_errno, response.error)
# This is usually "Connection refused".
# On windows, strerror is broken and returns "Unknown error".
expected_message = os.strerror(errno.ECONNREFUSED)
self.assertTrue(expected_message in str(response.error),
response.error)
Example #9
| Source File: unix.py From learn_python3_spider with MIT License | 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 as se:
no = se.args[0]
if no in (EAGAIN, EINTR, EWOULDBLOCK):
return
if no == ECONNREFUSED:
self.protocol.connectionRefused()
else:
raise
except:
log.deferr()
Example #10
| Source File: TSocket.py From Aditmadzs2 with GNU General Public License v3.0 | 6 votes |
|
def listen(self):
res0 = self._resolveAddr()
socket_family = self._socket_family == socket.AF_UNSPEC and socket.AF_INET6 or self._socket_family
for res in res0:
if res[0] is socket_family or res is res0[-1]:
break
# We need remove the old unix socket if the file exists and
# nobody is listening on it.
if self._unix_socket:
tmp = socket.socket(res[0], res[1])
try:
tmp.connect(res[4])
except socket.error as err:
eno, message = err.args
if eno == errno.ECONNREFUSED:
os.unlink(res[4])
self.handle = socket.socket(res[0], res[1])
self.handle.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
if hasattr(self.handle, 'settimeout'):
self.handle.settimeout(None)
self.handle.bind(res[4])
self.handle.listen(128)
Example #11
| Source File: simple_httpclient_test.py From pySINDy with MIT License | 6 votes |
|
def test_connection_refused(self):
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
with ExpectLog(gen_log, ".*", required=False):
with self.assertRaises(socket.error) as cm:
self.fetch("http://127.0.0.1:%d/" % port, raise_error=True)
if sys.platform != 'cygwin':
# cygwin returns EPERM instead of ECONNREFUSED here
contains_errno = str(errno.ECONNREFUSED) in str(cm.exception)
if not contains_errno and hasattr(errno, "WSAECONNREFUSED"):
contains_errno = str(errno.WSAECONNREFUSED) in str(cm.exception)
self.assertTrue(contains_errno, cm.exception)
# This is usually "Connection refused".
# On windows, strerror is broken and returns "Unknown error".
expected_message = os.strerror(errno.ECONNREFUSED)
self.assertTrue(expected_message in str(cm.exception),
cm.exception)
Example #12
| Source File: iostream_test.py From pySINDy with MIT License | 6 votes |
|
def test_connection_refused(self):
# When a connection is refused, the connect callback should not
# be run. (The kqueue IOLoop used to behave differently from the
# epoll IOLoop in this respect)
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
stream = IOStream(socket.socket())
stream.set_close_callback(self.stop)
# log messages vary by platform and ioloop implementation
with ExpectLog(gen_log, ".*", required=False):
with self.assertRaises(StreamClosedError):
yield stream.connect(("127.0.0.1", port))
self.assertTrue(isinstance(stream.error, socket.error), stream.error)
if sys.platform != 'cygwin':
_ERRNO_CONNREFUSED = (errno.ECONNREFUSED,)
if hasattr(errno, "WSAECONNREFUSED"):
_ERRNO_CONNREFUSED += (errno.WSAECONNREFUSED,)
# cygwin's errnos don't match those used on native windows python
self.assertTrue(stream.error.args[0] in _ERRNO_CONNREFUSED)
Example #13
| Source File: iostream_test.py From tornado-zh with MIT License | 6 votes |
|
def test_connection_refused(self):
# When a connection is refused, the connect callback should not
# be run. (The kqueue IOLoop used to behave differently from the
# epoll IOLoop in this respect)
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
stream = IOStream(socket.socket(), self.io_loop)
self.connect_called = False
def connect_callback():
self.connect_called = True
self.stop()
stream.set_close_callback(self.stop)
# log messages vary by platform and ioloop implementation
with ExpectLog(gen_log, ".*", required=False):
stream.connect(("127.0.0.1", port), connect_callback)
self.wait()
self.assertFalse(self.connect_called)
self.assertTrue(isinstance(stream.error, socket.error), stream.error)
if sys.platform != 'cygwin':
_ERRNO_CONNREFUSED = (errno.ECONNREFUSED,)
if hasattr(errno, "WSAECONNREFUSED"):
_ERRNO_CONNREFUSED += (errno.WSAECONNREFUSED,)
# cygwin's errnos don't match those used on native windows python
self.assertTrue(stream.error.args[0] in _ERRNO_CONNREFUSED)
Example #14
| Source File: iostream_test.py From opendevops with GNU General Public License v3.0 | 6 votes |
|
def test_connection_refused(self):
# When a connection is refused, the connect callback should not
# be run. (The kqueue IOLoop used to behave differently from the
# epoll IOLoop in this respect)
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
stream = IOStream(socket.socket())
stream.set_close_callback(self.stop)
# log messages vary by platform and ioloop implementation
with ExpectLog(gen_log, ".*", required=False):
with self.assertRaises(StreamClosedError):
yield stream.connect(("127.0.0.1", port))
self.assertTrue(isinstance(stream.error, socket.error), stream.error)
if sys.platform != "cygwin":
_ERRNO_CONNREFUSED = [errno.ECONNREFUSED]
if hasattr(errno, "WSAECONNREFUSED"):
_ERRNO_CONNREFUSED.append(errno.WSAECONNREFUSED) # type: ignore
# cygwin's errnos don't match those used on native windows python
self.assertTrue(stream.error.args[0] in _ERRNO_CONNREFUSED) # type: ignore
Example #15
| Source File: simple_httpclient_test.py From opendevops with GNU General Public License v3.0 | 6 votes |
|
def test_connection_refused(self):
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
with ExpectLog(gen_log, ".*", required=False):
with self.assertRaises(socket.error) as cm:
self.fetch("http://127.0.0.1:%d/" % port, raise_error=True)
if sys.platform != "cygwin":
# cygwin returns EPERM instead of ECONNREFUSED here
contains_errno = str(errno.ECONNREFUSED) in str(cm.exception)
if not contains_errno and hasattr(errno, "WSAECONNREFUSED"):
contains_errno = str(errno.WSAECONNREFUSED) in str( # type: ignore
cm.exception
)
self.assertTrue(contains_errno, cm.exception)
# This is usually "Connection refused".
# On windows, strerror is broken and returns "Unknown error".
expected_message = os.strerror(errno.ECONNREFUSED)
self.assertTrue(expected_message in str(cm.exception), cm.exception)
Example #16
| Source File: lib.py From iSDX with Apache License 2.0 | 6 votes |
|
def send(self, msg):
# TODO: Busy wait will do for initial startup but for dealing with server down in the middle of things
# TODO: then busy wait is probably inappropriate.
while True: # keep going until we break out inside the loop
try:
self.logger.debug('Attempting to connect to '+self.serverName+' server at '+str(self.address)+' port '+str(self.port))
conn = hub.connect((self.address, self.port))
self.logger.debug('Connect to '+self.serverName+' successful.')
break
except SocketError as serr:
if serr.errno == errno.ECONNREFUSED:
self.logger.debug('Connect to '+self.serverName+' failed because connection was refused (the server is down). Trying again.')
else:
# Not a recognized error. Treat as fatal.
self.logger.debug('Connect to '+self.serverName+' gave socket error '+str(serr.errno))
raise serr
except:
self.logger.exception('Connect to '+self.serverName+' threw unknown exception')
raise
conn.sendall(msg)
conn.close()
Example #17
| Source File: serve.py From pulsar with Apache License 2.0 | 6 votes |
|
def _cleanup_ports(bound_addresses, maxtries=30, sleeptime=2):
# Wait for the server to bind to the port.
import socket
import errno
for bound_address in bound_addresses:
for attempt in range(maxtries):
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try:
sock.connect(bound_address)
except socket.error as e:
if e.args[0] != errno.ECONNREFUSED:
raise
break
else:
time.sleep(sleeptime)
else:
raise SystemExit('Timeout waiting for port.')
sock.close()
Example #18
| Source File: connection.py From BinderFilter with MIT License | 6 votes |
|
def SocketClient(address):
'''
Return a connection object connected to the socket given by `address`
'''
family = address_type(address)
s = socket.socket( getattr(socket, family) )
s.setblocking(True)
t = _init_timeout()
while 1:
try:
s.connect(address)
except socket.error, e:
if e.args[0] != errno.ECONNREFUSED or _check_timeout(t):
debug('failed to connect to address %s', address)
raise
time.sleep(0.01)
else:
break
Example #19
| Source File: test_deploy_esxi.py From cot with MIT License | 6 votes |
|
def test_serial_fixup_invalid_host(self, *_):
"""Failure in fixup_serial_ports() connecting to an invalid host."""
self.command.locator = "localhost"
self.command.serial_connection = ['tcp::2222', 'tcp::2223']
# pyvmomi 6.0.0.2016 and earlier raises ConnectionError,
# pyvmomi 6.0.0.2016.4 and later raises socket.error
with self.assertRaises((requests.exceptions.ConnectionError,
socket.error)) as catcher:
self.command.run()
# In requests 2.7 and earlier, we get the errno,
# while in requests 2.8+, it's munged into a string only
if catcher.exception.errno is not None:
self.assertEqual(catcher.exception.errno, errno.ECONNREFUSED)
self.assertRegex(
catcher.exception.strerror,
"(Error connecting to localhost:443: )?.*Connection refused")
self.assertLogged(**self.VSPHERE_ENV_WARNING)
Example #20
| Source File: iostream_test.py From viewfinder with Apache License 2.0 | 6 votes |
|
def test_connection_refused(self):
# When a connection is refused, the connect callback should not
# be run. (The kqueue IOLoop used to behave differently from the
# epoll IOLoop in this respect)
server_socket, port = bind_unused_port()
server_socket.close()
stream = IOStream(socket.socket(), self.io_loop)
self.connect_called = False
def connect_callback():
self.connect_called = True
stream.set_close_callback(self.stop)
# log messages vary by platform and ioloop implementation
with ExpectLog(gen_log, ".*", required=False):
stream.connect(("localhost", port), connect_callback)
self.wait()
self.assertFalse(self.connect_called)
self.assertTrue(isinstance(stream.error, socket.error), stream.error)
if sys.platform != 'cygwin':
# cygwin's errnos don't match those used on native windows python
self.assertEqual(stream.error.args[0], errno.ECONNREFUSED)
Example #21
| Source File: simple_httpclient_test.py From viewfinder with Apache License 2.0 | 6 votes |
|
def test_connection_refused(self):
server_socket, port = bind_unused_port()
server_socket.close()
with ExpectLog(gen_log, ".*", required=False):
self.http_client.fetch("http://localhost:%d/" % port, self.stop)
response = self.wait()
self.assertEqual(599, response.code)
if sys.platform != 'cygwin':
# cygwin returns EPERM instead of ECONNREFUSED here
self.assertTrue(str(errno.ECONNREFUSED) in str(response.error),
response.error)
# This is usually "Connection refused".
# On windows, strerror is broken and returns "Unknown error".
expected_message = os.strerror(errno.ECONNREFUSED)
self.assertTrue(expected_message in str(response.error),
response.error)
Example #22
| Source File: iostream_test.py From viewfinder with Apache License 2.0 | 6 votes |
|
def test_connection_refused(self):
# When a connection is refused, the connect callback should not
# be run. (The kqueue IOLoop used to behave differently from the
# epoll IOLoop in this respect)
server_socket, port = bind_unused_port()
server_socket.close()
stream = IOStream(socket.socket(), self.io_loop)
self.connect_called = False
def connect_callback():
self.connect_called = True
stream.set_close_callback(self.stop)
# log messages vary by platform and ioloop implementation
with ExpectLog(gen_log, ".*", required=False):
stream.connect(("localhost", port), connect_callback)
self.wait()
self.assertFalse(self.connect_called)
self.assertTrue(isinstance(stream.error, socket.error), stream.error)
if sys.platform != 'cygwin':
# cygwin's errnos don't match those used on native windows python
self.assertEqual(stream.error.args[0], errno.ECONNREFUSED)
Example #23
| Source File: simple_httpclient_test.py From viewfinder with Apache License 2.0 | 6 votes |
|
def test_connection_refused(self):
server_socket, port = bind_unused_port()
server_socket.close()
with ExpectLog(gen_log, ".*", required=False):
self.http_client.fetch("http://localhost:%d/" % port, self.stop)
response = self.wait()
self.assertEqual(599, response.code)
if sys.platform != 'cygwin':
# cygwin returns EPERM instead of ECONNREFUSED here
self.assertTrue(str(errno.ECONNREFUSED) in str(response.error),
response.error)
# This is usually "Connection refused".
# On windows, strerror is broken and returns "Unknown error".
expected_message = os.strerror(errno.ECONNREFUSED)
self.assertTrue(expected_message in str(response.error),
response.error)
Example #24
| Source File: common_service_check.py From Belati with GNU General Public License v2.0 | 6 votes |
|
def check_available_service(self, host):
list_available_port = []
list_common_port = [21,22,23,25,53,80,110,111,135,139,143,443,445,993,995,1723,3306,3389,5900,8080]
for port in list_common_port:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try:
s.connect((host, port))
if port == 80:
data = url_req.header_info("http://" + host, "")
log.console_log("Found HTPP Service : ({} OPEN)".format(str(port)) )
log.console_log("\n{}".format(data))
elif port == 443:
data = url_req.header_info("https://" + host, "")
else:
print("port :" + str(port) + " OPEN! " + s.recv(4096))
except socket.error as e:
if e.errno == errno.ECONNREFUSED or e.errno == 113:
pass
else:
print("port :" + str(port) + str(e) + "closed")
s.close()
Example #25
| Source File: simple_httpclient_test.py From teleport with Apache License 2.0 | 6 votes |
|
def test_connection_refused(self):
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
with ExpectLog(gen_log, ".*", required=False):
with self.assertRaises(socket.error) as cm:
self.fetch("http://127.0.0.1:%d/" % port, raise_error=True)
if sys.platform != 'cygwin':
# cygwin returns EPERM instead of ECONNREFUSED here
contains_errno = str(errno.ECONNREFUSED) in str(cm.exception)
if not contains_errno and hasattr(errno, "WSAECONNREFUSED"):
contains_errno = str(errno.WSAECONNREFUSED) in str(cm.exception)
self.assertTrue(contains_errno, cm.exception)
# This is usually "Connection refused".
# On windows, strerror is broken and returns "Unknown error".
expected_message = os.strerror(errno.ECONNREFUSED)
self.assertTrue(expected_message in str(cm.exception),
cm.exception)
Example #26
| Source File: iostream_test.py From teleport with Apache License 2.0 | 6 votes |
|
def test_connection_refused(self):
# When a connection is refused, the connect callback should not
# be run. (The kqueue IOLoop used to behave differently from the
# epoll IOLoop in this respect)
cleanup_func, port = refusing_port()
self.addCleanup(cleanup_func)
stream = IOStream(socket.socket())
stream.set_close_callback(self.stop)
# log messages vary by platform and ioloop implementation
with ExpectLog(gen_log, ".*", required=False):
with self.assertRaises(StreamClosedError):
yield stream.connect(("127.0.0.1", port))
self.assertTrue(isinstance(stream.error, socket.error), stream.error)
if sys.platform != 'cygwin':
_ERRNO_CONNREFUSED = (errno.ECONNREFUSED,)
if hasattr(errno, "WSAECONNREFUSED"):
_ERRNO_CONNREFUSED += (errno.WSAECONNREFUSED,)
# cygwin's errnos don't match those used on native windows python
self.assertTrue(stream.error.args[0] in _ERRNO_CONNREFUSED)
Example #27
| Source File: connection.py From oss-ftp with MIT License | 6 votes |
|
def SocketClient(address):
'''
Return a connection object connected to the socket given by `address`
'''
family = getattr(socket, address_type(address))
t = _init_timeout()
while 1:
s = socket.socket(family)
s.setblocking(True)
try:
s.connect(address)
except socket.error, e:
s.close()
if e.args[0] != errno.ECONNREFUSED or _check_timeout(t):
debug('failed to connect to address %s', address)
raise
time.sleep(0.01)
else:
break
Example #28
| Source File: tester.py From Safejumper-for-Desktop with GNU General Public License v2.0 | 6 votes |
|
def connect_with_retry(addr):
"""
Helper: Repeatedly try to connect to the specified server socket
until either it succeeds or one full second has elapsed. (Surely
there is a better way to do this?)
"""
retry = 0
while True:
try:
return socket.create_connection(addr)
except socket.error, e:
if e.errno != errno.ECONNREFUSED: raise
if retry == 20: raise
retry += 1
time.sleep(0.05)
Example #29
| Source File: unix.py From Safejumper-for-Desktop with GNU General Public License v2.0 | 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 as se:
no = se.args[0]
if no in (EAGAIN, EINTR, EWOULDBLOCK):
return
if no == ECONNREFUSED:
self.protocol.connectionRefused()
else:
raise
except:
log.deferr()
Example #30
| Source File: unix.py From Safejumper-for-Desktop with GNU General Public License v2.0 | 6 votes |
|
def write(self, data):
"""
Write a datagram.
"""
try:
return self.socket.send(data)
except socket.error as 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()
elif no == EAGAIN:
# oh, well, drop the data. The only difference from UDP
# is that UDP won't ever notice.
# TODO: add TCP-like buffering
pass
else:
raise
