Python socket.accept() Examples

The following are 30 code examples for showing how to use socket.accept(). These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example.

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Example 1
Project: PyDev.Debugger   Author: fabioz   File: debugger_unittest.py    License: Eclipse Public License 1.0 6 votes vote down vote up
def start_socket(self, port=None):
        assert not hasattr(self, 'port'), 'Socket already initialized.'
        from _pydev_bundle.pydev_localhost import get_socket_name
        if SHOW_WRITES_AND_READS:
            print('start_socket')

        self._sequence = -1
        if port is None:
            socket_name = get_socket_name(close=True)
        else:
            socket_name = (pydev_localhost.get_localhost(), port)
        server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        server_socket.bind(socket_name)
        self.port = socket_name[1]
        server_socket.listen(1)
        if SHOW_WRITES_AND_READS:
            print('Waiting in socket.accept()')
        self.server_socket = server_socket
        new_socket, addr = server_socket.accept()
        if SHOW_WRITES_AND_READS:
            print('Test Writer Thread Socket:', new_socket, addr)

        self._set_socket(new_socket) 
Example 2
Project: tea5767   Author: LinuxCircle   File: websocket-other.py    License: MIT License 6 votes vote down vote up
def serve_forever(self, end=None):
        """
        end is an optional event to trigger server shutdown
        """
        self.s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

        self.s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        self.s.bind(('', self.port))
        self.s.listen(1)

        # because socket.accept is blocking we use select for its timeout
        # so every second we check if "forever" is over.
    
        while True:
            r, w, e = select.select((self.s,), (), (), 1)
            for l in r:
                t, address = self.s.accept()
                print("Accepting connection from {}:{}".format(*address))
                threading.Thread(target=self.handle_connection, args = (t, )).start()
            else:
                # should we quit?
                if end is not None and end.is_set():
                    return 
Example 3
Project: filmkodi   Author: mrknow   File: debugger_unittest.py    License: Apache License 2.0 6 votes vote down vote up
def start_socket(self):
        if SHOW_WRITES_AND_READS:
            print('start_socket')

        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        s.bind(('', 0))
        self.port = s.getsockname()[1]
        s.listen(1)
        if SHOW_WRITES_AND_READS:
            print('Waiting in socket.accept()')
        newSock, addr = s.accept()
        if SHOW_WRITES_AND_READS:
            print('Test Writer Thread Socket:', newSock, addr)

        reader_thread = self.reader_thread = ReaderThread(newSock)
        reader_thread.start()
        self.sock = newSock

        self._sequence = -1
        # initial command is always the version
        self.write_version()
        self.log.append('start_socket') 
Example 4
def waitConnect():
    print("Server Video Generator wait client thread started")
    global connectedVideoGenerator
    while True:
        if connectedVideoGenerator is None:
            connection, address = socket.accept()
            print("%s Video Generator connected on %s" % (datetime.datetime.now(), address))
            connectedVideoGenerator = (connection, address)
            clientthread = Thread(target=videoGeneratorTick)
            clientthread.start() 
Example 5
Project: nightmare   Author: joxeankoret   File: __init__.py    License: GNU General Public License v2.0 5 votes vote down vote up
def stop(self):
        """Gracefully shutdown a server that is serving forever."""
        self.ready = False
        if self._start_time is not None:
            self._run_time += (time.time() - self._start_time)
        self._start_time = None
        
        sock = getattr(self, "socket", None)
        if sock:
            if not isinstance(self.bind_addr, basestring):
                # Touch our own socket to make accept() return immediately.
                try:
                    host, port = sock.getsockname()[:2]
                except socket.error, x:
                    if x.args[0] not in socket_errors_to_ignore:
                        # Changed to use error code and not message
                        # See http://www.cherrypy.org/ticket/860.
                        raise
                else:
                    # Note that we're explicitly NOT using AI_PASSIVE,
                    # here, because we want an actual IP to touch.
                    # localhost won't work if we've bound to a public IP,
                    # but it will if we bound to '0.0.0.0' (INADDR_ANY).
                    for res in socket.getaddrinfo(host, port, socket.AF_UNSPEC,
                                                  socket.SOCK_STREAM):
                        af, socktype, proto, canonname, sa = res
                        s = None
                        try:
                            s = socket.socket(af, socktype, proto)
                            # See http://groups.google.com/group/cherrypy-users/
                            #        browse_frm/thread/bbfe5eb39c904fe0
                            s.settimeout(1.0)
                            s.connect((host, port))
                            s.close()
                        except socket.error:
                            if s:
                                s.close()
            if hasattr(sock, "close"):
                sock.close()
            self.socket = None 
Example 6
Project: Fluid-Designer   Author: Microvellum   File: selector_events.py    License: GNU General Public License v3.0 5 votes vote down vote up
def _accept_connection(self, protocol_factory, sock,
                           sslcontext=None, server=None):
        try:
            conn, addr = sock.accept()
            if self._debug:
                logger.debug("%r got a new connection from %r: %r",
                             server, addr, conn)
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError, ConnectionAbortedError):
            pass  # False alarm.
        except OSError as exc:
            # There's nowhere to send the error, so just log it.
            if exc.errno in (errno.EMFILE, errno.ENFILE,
                             errno.ENOBUFS, errno.ENOMEM):
                # Some platforms (e.g. Linux keep reporting the FD as
                # ready, so we remove the read handler temporarily.
                # We'll try again in a while.
                self.call_exception_handler({
                    'message': 'socket.accept() out of system resource',
                    'exception': exc,
                    'socket': sock,
                })
                self.remove_reader(sock.fileno())
                self.call_later(constants.ACCEPT_RETRY_DELAY,
                                self._start_serving,
                                protocol_factory, sock, sslcontext, server)
            else:
                raise  # The event loop will catch, log and ignore it.
        else:
            extra = {'peername': addr}
            accept = self._accept_connection2(protocol_factory, conn, extra,
                                              sslcontext, server)
            self.create_task(accept) 
Example 7
Project: Fluid-Designer   Author: Microvellum   File: selector_events.py    License: GNU General Public License v3.0 5 votes vote down vote up
def _sock_accept(self, fut, registered, sock):
        fd = sock.fileno()
        if registered:
            self.remove_reader(fd)
        if fut.cancelled():
            return
        try:
            conn, address = sock.accept()
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError):
            self.add_reader(fd, self._sock_accept, fut, True, sock)
        except Exception as exc:
            fut.set_exception(exc)
        else:
            fut.set_result((conn, address)) 
Example 8
Project: Fluid-Designer   Author: Microvellum   File: selector_events.py    License: GNU General Public License v3.0 5 votes vote down vote up
def pause_reading(self):
        # XXX This is a bit icky, given the comment at the top of
        # _read_ready().  Is it possible to evoke a deadlock?  I don't
        # know, although it doesn't look like it; write() will still
        # accept more data for the buffer and eventually the app will
        # call resume_reading() again, and things will flow again.

        if self._closing:
            raise RuntimeError('Cannot pause_reading() when closing')
        if self._paused:
            raise RuntimeError('Already paused')
        self._paused = True
        self._loop.remove_reader(self._sock_fd)
        if self._loop.get_debug():
            logger.debug("%r pauses reading", self) 
Example 9
Project: Imogen   Author: CedricGuillemet   File: selector_events.py    License: MIT License 5 votes vote down vote up
def _sock_accept(self, fut, registered, sock):
        fd = sock.fileno()
        if registered:
            self.remove_reader(fd)
        if fut.cancelled():
            return
        try:
            conn, address = sock.accept()
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError):
            self.add_reader(fd, self._sock_accept, fut, True, sock)
        except Exception as exc:
            fut.set_exception(exc)
        else:
            fut.set_result((conn, address)) 
Example 10
Project: ironpython3   Author: IronLanguages   File: selector_events.py    License: Apache License 2.0 5 votes vote down vote up
def _accept_connection(self, protocol_factory, sock,
                           sslcontext=None, server=None):
        try:
            conn, addr = sock.accept()
            if self._debug:
                logger.debug("%r got a new connection from %r: %r",
                             server, addr, conn)
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError, ConnectionAbortedError):
            pass  # False alarm.
        except OSError as exc:
            # There's nowhere to send the error, so just log it.
            if exc.errno in (errno.EMFILE, errno.ENFILE,
                             errno.ENOBUFS, errno.ENOMEM):
                # Some platforms (e.g. Linux keep reporting the FD as
                # ready, so we remove the read handler temporarily.
                # We'll try again in a while.
                self.call_exception_handler({
                    'message': 'socket.accept() out of system resource',
                    'exception': exc,
                    'socket': sock,
                })
                self.remove_reader(sock.fileno())
                self.call_later(constants.ACCEPT_RETRY_DELAY,
                                self._start_serving,
                                protocol_factory, sock, sslcontext, server)
            else:
                raise  # The event loop will catch, log and ignore it.
        else:
            extra = {'peername': addr}
            accept = self._accept_connection2(protocol_factory, conn, extra,
                                              sslcontext, server)
            self.create_task(accept) 
Example 11
Project: ironpython3   Author: IronLanguages   File: selector_events.py    License: Apache License 2.0 5 votes vote down vote up
def _sock_accept(self, fut, registered, sock):
        fd = sock.fileno()
        if registered:
            self.remove_reader(fd)
        if fut.cancelled():
            return
        try:
            conn, address = sock.accept()
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError):
            self.add_reader(fd, self._sock_accept, fut, True, sock)
        except Exception as exc:
            fut.set_exception(exc)
        else:
            fut.set_result((conn, address)) 
Example 12
Project: ironpython3   Author: IronLanguages   File: selector_events.py    License: Apache License 2.0 5 votes vote down vote up
def pause_reading(self):
        # XXX This is a bit icky, given the comment at the top of
        # _read_ready().  Is it possible to evoke a deadlock?  I don't
        # know, although it doesn't look like it; write() will still
        # accept more data for the buffer and eventually the app will
        # call resume_reading() again, and things will flow again.

        if self._closing:
            raise RuntimeError('Cannot pause_reading() when closing')
        if self._paused:
            raise RuntimeError('Already paused')
        self._paused = True
        self._loop.remove_reader(self._sock_fd)
        if self._loop.get_debug():
            logger.debug("%r pauses reading", self) 
Example 13
Project: pymux   Author: prompt-toolkit   File: posix.py    License: BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up
def bind_and_listen_on_posix_socket(socket_name, accept_callback):
    """
    :param accept_callback: Called with `PosixSocketConnection` when a new
        connection is established.
    """
    assert socket_name is None or isinstance(socket_name, six.text_type)
    assert callable(accept_callback)

    # Py2 uses 0027 and Py3 uses 0o027, but both know
    # how to create the right value from the string '0027'.
    old_umask = os.umask(int('0027', 8))

    # Bind socket.
    socket_name, socket = _bind_posix_socket(socket_name)

    _ = os.umask(old_umask)

    # Listen on socket.
    socket.listen(0)

    def _accept_cb():
        connection, client_address = socket.accept()
        # Note: We don't have to put this socket in non blocking mode.
        #       This can cause crashes when sending big packets on OS X.

        posix_connection = PosixSocketConnection(connection)

        accept_callback(posix_connection)

    get_event_loop().add_reader(socket.fileno(), _accept_cb)

    logger.info('Listening on %r.' % socket_name)
    return socket_name 
Example 14
Project: annotated-py-projects   Author: hhstore   File: selector_events.py    License: MIT License 5 votes vote down vote up
def _accept_connection(self, protocol_factory, sock,
                           sslcontext=None, server=None):
        try:
            conn, addr = sock.accept()
            if self._debug:
                logger.debug("%r got a new connection from %r: %r",
                             server, addr, conn)
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError, ConnectionAbortedError):
            pass  # False alarm.
        except OSError as exc:
            # There's nowhere to send the error, so just log it.
            if exc.errno in (errno.EMFILE, errno.ENFILE,
                             errno.ENOBUFS, errno.ENOMEM):
                # Some platforms (e.g. Linux keep reporting the FD as
                # ready, so we remove the read handler temporarily.
                # We'll try again in a while.
                self.call_exception_handler({
                    'message': 'socket.accept() out of system resource',
                    'exception': exc,
                    'socket': sock,
                })
                self.remove_reader(sock.fileno())
                self.call_later(constants.ACCEPT_RETRY_DELAY,
                                self._start_serving,
                                protocol_factory, sock, sslcontext, server)
            else:
                raise  # The event loop will catch, log and ignore it.
        else:
            extra = {'peername': addr}
            accept = self._accept_connection2(protocol_factory, conn, extra,
                                              sslcontext, server)
            self.create_task(accept) 
Example 15
Project: annotated-py-projects   Author: hhstore   File: selector_events.py    License: MIT License 5 votes vote down vote up
def _sock_accept(self, fut, registered, sock):
        fd = sock.fileno()
        if registered:
            self.remove_reader(fd)
        if fut.cancelled():
            return
        try:
            conn, address = sock.accept()
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError):
            self.add_reader(fd, self._sock_accept, fut, True, sock)
        except Exception as exc:
            fut.set_exception(exc)
        else:
            fut.set_result((conn, address)) 
Example 16
Project: annotated-py-projects   Author: hhstore   File: selector_events.py    License: MIT License 5 votes vote down vote up
def pause_reading(self):
        # XXX This is a bit icky, given the comment at the top of
        # _read_ready().  Is it possible to evoke a deadlock?  I don't
        # know, although it doesn't look like it; write() will still
        # accept more data for the buffer and eventually the app will
        # call resume_reading() again, and things will flow again.

        if self._closing:
            raise RuntimeError('Cannot pause_reading() when closing')
        if self._paused:
            raise RuntimeError('Already paused')
        self._paused = True
        self._loop.remove_reader(self._sock_fd)
        if self._loop.get_debug():
            logger.debug("%r pauses reading", self) 
Example 17
def _accept_connection(self, protocol_factory, sock,
                           sslcontext=None, server=None, backlog=100):
        # This method is only called once for each event loop tick where the
        # listening socket has triggered an EVENT_READ. There may be multiple
        # connections waiting for an .accept() so it is called in a loop.
        # See https://bugs.python.org/issue27906 for more details.
        for _ in range(backlog):
            try:
                conn, addr = sock.accept()
                if self._debug:
                    logger.debug("%r got a new connection from %r: %r",
                                 server, addr, conn)
                conn.setblocking(False)
            except (BlockingIOError, InterruptedError, ConnectionAbortedError):
                # Early exit because the socket accept buffer is empty.
                return None
            except OSError as exc:
                # There's nowhere to send the error, so just log it.
                if exc.errno in (errno.EMFILE, errno.ENFILE,
                                 errno.ENOBUFS, errno.ENOMEM):
                    # Some platforms (e.g. Linux keep reporting the FD as
                    # ready, so we remove the read handler temporarily.
                    # We'll try again in a while.
                    self.call_exception_handler({
                        'message': 'socket.accept() out of system resource',
                        'exception': exc,
                        'socket': sock,
                    })
                    self._remove_reader(sock.fileno())
                    self.call_later(constants.ACCEPT_RETRY_DELAY,
                                    self._start_serving,
                                    protocol_factory, sock, sslcontext, server,
                                    backlog)
                else:
                    raise  # The event loop will catch, log and ignore it.
            else:
                extra = {'peername': addr}
                accept = self._accept_connection2(protocol_factory, conn, extra,
                                                  sslcontext, server)
                self.create_task(accept) 
Example 18
def _sock_accept(self, fut, registered, sock):
        fd = sock.fileno()
        if registered:
            self.remove_reader(fd)
        if fut.cancelled():
            return
        try:
            conn, address = sock.accept()
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError):
            self.add_reader(fd, self._sock_accept, fut, True, sock)
        except Exception as exc:
            fut.set_exception(exc)
        else:
            fut.set_result((conn, address)) 
Example 19
def pause_reading(self):
        # XXX This is a bit icky, given the comment at the top of
        # _read_ready().  Is it possible to evoke a deadlock?  I don't
        # know, although it doesn't look like it; write() will still
        # accept more data for the buffer and eventually the app will
        # call resume_reading() again, and things will flow again.

        if self._closing:
            raise RuntimeError('Cannot pause_reading() when closing')
        if self._paused:
            raise RuntimeError('Already paused')
        self._paused = True
        self._loop._remove_reader(self._sock_fd)
        if self._loop.get_debug():
            logger.debug("%r pauses reading", self) 
Example 20
Project: root-2015-tasks   Author: yandex   File: sctp.py    License: GNU General Public License v3.0 5 votes vote down vote up
def accept(self): 
		"""
		Frontend for socket.accept() method. Does exactly the same thing,
		except that returns an sctpsocket_tcp object instead of a standard
		Python socket. May throw the same exceptions as socket.accept()

		Returns: a sctpsocket_tcp() object
		"""
		sk, fromaddr = self._sk.accept()
		if sk:
			return (sctpsocket_tcp(self._family, sk), fromaddr)
		else:
			raise IOError("sctpsocket.accept() failed for unknown reason") 
Example 21
Project: root-2015-tasks   Author: yandex   File: sctp.py    License: GNU General Public License v3.0 5 votes vote down vote up
def accept(self, *params):
		"""
		Stub method to block unappropriate calling.
		"""
		raise IOError("UDP-style sockets have no accept() operation") 
Example 22
Project: odoo13-x64   Author: guohuadeng   File: selector_events.py    License: GNU General Public License v3.0 5 votes vote down vote up
def _sock_accept(self, fut, registered, sock):
        fd = sock.fileno()
        if registered:
            self.remove_reader(fd)
        if fut.cancelled():
            return
        try:
            conn, address = sock.accept()
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError):
            self.add_reader(fd, self._sock_accept, fut, True, sock)
        except Exception as exc:
            fut.set_exception(exc)
        else:
            fut.set_result((conn, address)) 
Example 23
Project: bokken   Author: inguma   File: __init__.py    License: GNU General Public License v2.0 5 votes vote down vote up
def stop(self):
        """Gracefully shutdown a server that is serving forever."""
        self.ready = False
        if self._start_time is not None:
            self._run_time += (time.time() - self._start_time)
        self._start_time = None
        
        sock = getattr(self, "socket", None)
        if sock:
            if not isinstance(self.bind_addr, basestring):
                # Touch our own socket to make accept() return immediately.
                try:
                    host, port = sock.getsockname()[:2]
                except socket.error, x:
                    if x.args[0] not in socket_errors_to_ignore:
                        # Changed to use error code and not message
                        # See http://www.cherrypy.org/ticket/860.
                        raise
                else:
                    # Note that we're explicitly NOT using AI_PASSIVE,
                    # here, because we want an actual IP to touch.
                    # localhost won't work if we've bound to a public IP,
                    # but it will if we bound to '0.0.0.0' (INADDR_ANY).
                    for res in socket.getaddrinfo(host, port, socket.AF_UNSPEC,
                                                  socket.SOCK_STREAM):
                        af, socktype, proto, canonname, sa = res
                        s = None
                        try:
                            s = socket.socket(af, socktype, proto)
                            # See http://groups.google.com/group/cherrypy-users/
                            #        browse_frm/thread/bbfe5eb39c904fe0
                            s.settimeout(1.0)
                            s.connect((host, port))
                            s.close()
                        except socket.error:
                            if s:
                                s.close()
            if hasattr(sock, "close"):
                sock.close()
            self.socket = None 
Example 24
Project: cosa-nostra   Author: joxeankoret   File: __init__.py    License: GNU General Public License v3.0 5 votes vote down vote up
def stop(self):
        """Gracefully shutdown a server that is serving forever."""
        self.ready = False
        if self._start_time is not None:
            self._run_time += (time.time() - self._start_time)
        self._start_time = None
        
        sock = getattr(self, "socket", None)
        if sock:
            if not isinstance(self.bind_addr, basestring):
                # Touch our own socket to make accept() return immediately.
                try:
                    host, port = sock.getsockname()[:2]
                except socket.error, x:
                    if x.args[0] not in socket_errors_to_ignore:
                        # Changed to use error code and not message
                        # See http://www.cherrypy.org/ticket/860.
                        raise
                else:
                    # Note that we're explicitly NOT using AI_PASSIVE,
                    # here, because we want an actual IP to touch.
                    # localhost won't work if we've bound to a public IP,
                    # but it will if we bound to '0.0.0.0' (INADDR_ANY).
                    for res in socket.getaddrinfo(host, port, socket.AF_UNSPEC,
                                                  socket.SOCK_STREAM):
                        af, socktype, proto, canonname, sa = res
                        s = None
                        try:
                            s = socket.socket(af, socktype, proto)
                            # See http://groups.google.com/group/cherrypy-users/
                            #        browse_frm/thread/bbfe5eb39c904fe0
                            s.settimeout(1.0)
                            s.connect((host, port))
                            s.close()
                        except socket.error:
                            if s:
                                s.close()
            if hasattr(sock, "close"):
                sock.close()
            self.socket = None 
Example 25
Project: Carnets   Author: holzschu   File: selector_events.py    License: BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up
def _sock_accept(self, fut, registered, sock):
        fd = sock.fileno()
        if registered:
            self.remove_reader(fd)
        if fut.cancelled():
            return
        try:
            conn, address = sock.accept()
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError):
            self.add_reader(fd, self._sock_accept, fut, True, sock)
        except Exception as exc:
            fut.set_exception(exc)
        else:
            fut.set_result((conn, address)) 
Example 26
Project: android_universal   Author: bkerler   File: selector_events.py    License: MIT License 5 votes vote down vote up
def _sock_accept(self, fut, registered, sock):
        fd = sock.fileno()
        if registered:
            self.remove_reader(fd)
        if fut.cancelled():
            return
        try:
            conn, address = sock.accept()
            conn.setblocking(False)
        except (BlockingIOError, InterruptedError):
            self.add_reader(fd, self._sock_accept, fut, True, sock)
        except Exception as exc:
            fut.set_exception(exc)
        else:
            fut.set_result((conn, address)) 
Example 27
Project: SalesforceXyTools   Author: exiahuang   File: wsgiserver3.py    License: Apache License 2.0 4 votes vote down vote up
def stop(self):
        """Gracefully shutdown a server that is serving forever."""
        self.ready = False
        if self._start_time is not None:
            self._run_time += (time.time() - self._start_time)
        self._start_time = None

        sock = getattr(self, "socket", None)
        if sock:
            if not isinstance(self.bind_addr, basestring):
                # Touch our own socket to make accept() return immediately.
                try:
                    host, port = sock.getsockname()[:2]
                except socket.error:
                    x = sys.exc_info()[1]
                    if x.args[0] not in socket_errors_to_ignore:
                        # Changed to use error code and not message
                        # See https://bitbucket.org/cherrypy/cherrypy/issue/860.
                        raise
                else:
                    # Note that we're explicitly NOT using AI_PASSIVE,
                    # here, because we want an actual IP to touch.
                    # localhost won't work if we've bound to a public IP,
                    # but it will if we bound to '0.0.0.0' (INADDR_ANY).
                    for res in socket.getaddrinfo(host, port, socket.AF_UNSPEC,
                                                  socket.SOCK_STREAM):
                        af, socktype, proto, canonname, sa = res
                        s = None
                        try:
                            s = socket.socket(af, socktype, proto)
                            # See http://groups.google.com/group/cherrypy-users/
                            #        browse_frm/thread/bbfe5eb39c904fe0
                            s.settimeout(1.0)
                            s.connect((host, port))
                            s.close()
                        except socket.error:
                            if s:
                                s.close()
            if hasattr(sock, "close"):
                sock.close()
            self.socket = None

        self.requests.stop(self.shutdown_timeout) 
Example 28
Project: SalesforceXyTools   Author: exiahuang   File: wsgiserver2.py    License: Apache License 2.0 4 votes vote down vote up
def stop(self):
        """Gracefully shutdown a server that is serving forever."""
        self.ready = False
        if self._start_time is not None:
            self._run_time += (time.time() - self._start_time)
        self._start_time = None

        sock = getattr(self, "socket", None)
        if sock:
            if not isinstance(self.bind_addr, basestring):
                # Touch our own socket to make accept() return immediately.
                try:
                    host, port = sock.getsockname()[:2]
                except socket.error:
                    x = sys.exc_info()[1]
                    if x.args[0] not in socket_errors_to_ignore:
                        # Changed to use error code and not message
                        # See https://bitbucket.org/cherrypy/cherrypy/issue/860.
                        raise
                else:
                    # Note that we're explicitly NOT using AI_PASSIVE,
                    # here, because we want an actual IP to touch.
                    # localhost won't work if we've bound to a public IP,
                    # but it will if we bound to '0.0.0.0' (INADDR_ANY).
                    for res in socket.getaddrinfo(host, port, socket.AF_UNSPEC,
                                                  socket.SOCK_STREAM):
                        af, socktype, proto, canonname, sa = res
                        s = None
                        try:
                            s = socket.socket(af, socktype, proto)
                            # See http://groups.google.com/group/cherrypy-users/
                            #        browse_frm/thread/bbfe5eb39c904fe0
                            s.settimeout(1.0)
                            s.connect((host, port))
                            s.close()
                        except socket.error:
                            if s:
                                s.close()
            if hasattr(sock, "close"):
                sock.close()
            self.socket = None

        self.requests.stop(self.shutdown_timeout) 
Example 29
Project: nightmare   Author: joxeankoret   File: __init__.py    License: GNU General Public License v2.0 4 votes vote down vote up
def tick(self):
        """Accept a new connection and put it on the Queue."""
        try:
            s, addr = self.socket.accept()
            if self.stats['Enabled']:
                self.stats['Accepts'] += 1
            if not self.ready:
                return
            
            prevent_socket_inheritance(s)
            if hasattr(s, 'settimeout'):
                s.settimeout(self.timeout)
            
            makefile = CP_fileobject
            ssl_env = {}
            # if ssl cert and key are set, we try to be a secure HTTP server
            if self.ssl_adapter is not None:
                try:
                    s, ssl_env = self.ssl_adapter.wrap(s)
                except NoSSLError:
                    msg = ("The client sent a plain HTTP request, but "
                           "this server only speaks HTTPS on this port.")
                    buf = ["%s 400 Bad Request\r\n" % self.protocol,
                           "Content-Length: %s\r\n" % len(msg),
                           "Content-Type: text/plain\r\n\r\n",
                           msg]
                    
                    wfile = CP_fileobject(s, "wb", DEFAULT_BUFFER_SIZE)
                    try:
                        wfile.sendall("".join(buf))
                    except socket.error, x:
                        if x.args[0] not in socket_errors_to_ignore:
                            raise
                    return
                if not s:
                    return
                makefile = self.ssl_adapter.makefile
                # Re-apply our timeout since we may have a new socket object
                if hasattr(s, 'settimeout'):
                    s.settimeout(self.timeout)
            
            conn = self.ConnectionClass(self, s, makefile)
            
            if not isinstance(self.bind_addr, basestring):
                # optional values
                # Until we do DNS lookups, omit REMOTE_HOST
                if addr is None: # sometimes this can happen
                    # figure out if AF_INET or AF_INET6.
                    if len(s.getsockname()) == 2:
                        # AF_INET
                        addr = ('0.0.0.0', 0)
                    else:
                        # AF_INET6
                        addr = ('::', 0)
                conn.remote_addr = addr[0]
                conn.remote_port = addr[1]
            
            conn.ssl_env = ssl_env
            
            self.requests.put(conn) 
Example 30
Project: Hatkey   Author: Naayouu   File: wsgiserver3.py    License: GNU General Public License v3.0 4 votes vote down vote up
def stop(self):
        """Gracefully shutdown a server that is serving forever."""
        self.ready = False
        if self._start_time is not None:
            self._run_time += (time.time() - self._start_time)
        self._start_time = None

        sock = getattr(self, "socket", None)
        if sock:
            if not isinstance(self.bind_addr, basestring):
                # Touch our own socket to make accept() return immediately.
                try:
                    host, port = sock.getsockname()[:2]
                except socket.error:
                    x = sys.exc_info()[1]
                    if x.args[0] not in socket_errors_to_ignore:
                        # Changed to use error code and not message
                        # See
                        # https://github.com/cherrypy/cherrypy/issues/860.
                        raise
                else:
                    # Note that we're explicitly NOT using AI_PASSIVE,
                    # here, because we want an actual IP to touch.
                    # localhost won't work if we've bound to a public IP,
                    # but it will if we bound to '0.0.0.0' (INADDR_ANY).
                    for res in socket.getaddrinfo(host, port, socket.AF_UNSPEC,
                                                  socket.SOCK_STREAM):
                        af, socktype, proto, canonname, sa = res
                        s = None
                        try:
                            s = socket.socket(af, socktype, proto)
                            # See
                            # http://groups.google.com/group/cherrypy-users/
                            #     browse_frm/thread/bbfe5eb39c904fe0
                            s.settimeout(1.0)
                            s.connect((host, port))
                            s.close()
                        except socket.error:
                            if s:
                                s.close()
            if hasattr(sock, "close"):
                sock.close()
            self.socket = None

        self.requests.stop(self.shutdown_timeout)