def __init__(self, address, connect_timeout, socket_options,
connection_closed_callback, message_callback):
Connection.__init__(self, address, connection_closed_callback,
message_callback)
self._write_lock = threading.Lock()
self._socket = gevent.socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self._socket.settimeout(connect_timeout)
# set tcp no delay
self._socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
# set socket buffer
self._socket.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF,
BUFFER_SIZE)
self._socket.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF,
BUFFER_SIZE)
for socket_option in socket_options:
self._socket.setsockopt(socket_option.level, socket_option.option,
socket_option.value)
self._socket.connect(self._address)
self.logger.debug("Connected to %s", self._address)
# Set no timeout as we use seperate greenlets to handle heartbeat timeouts, etc
self._socket.settimeout(None)
self.write("CB2")
self.sent_protocol_bytes = True
self._read_thread = gevent.spawn(self._read_loop)
def __init__(self, reactor, connection_manager, connection_id, address,
config, message_callback):
asyncore.dispatcher.__init__(self, map=reactor.map)
Connection.__init__(self, connection_manager, connection_id,
message_callback)
self._reactor = reactor
self.connected_address = address
self._write_queue = deque()
self._write_buf = io.BytesIO()
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
# set the socket timeout to 0 explicitly
self.socket.settimeout(0)
self._set_socket_options(config)
if config.ssl_enabled:
self._wrap_as_ssl_socket(config)
try:
self.connect((address.host, address.port))
except socket.error as e:
# If the connection attempt failed
# immediately, remove the connection from
# the dispatchers map and clean resources.
self._inner_close()
raise e
timeout = config.connection_timeout
if timeout > 0:
self._close_timer = reactor.add_timer(timeout,
self._close_timer_cb)
self.local_address = Address(*self.socket.getsockname())
self._write_queue.append(b"CP2")
def __init__(self, map, address, connect_timeout, socket_options,
connection_closed_callback, message_callback):
asyncore.dispatcher.__init__(self, map=map)
Connection.__init__(self, address, connection_closed_callback,
message_callback)
self._write_lock = threading.Lock()
self._write_queue = deque()
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
self.socket.settimeout(connect_timeout)
# set tcp no delay
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
# set socket buffer
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF,
BUFFER_SIZE)
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF,
BUFFER_SIZE)
for socket_option in socket_options:
self.socket.setsockopt(socket_option.level, socket_option.option,
socket_option.value)
self.connect(self._address)
# the socket should be non-blocking from now on
self.socket.settimeout(0)
self._write_queue.append("CB2")
def __init__(self, reactor, connection_manager, connection_id, address,
config, message_callback):
asyncore.dispatcher.__init__(self, map=reactor.map)
Connection.__init__(self, connection_manager, connection_id,
message_callback)
self._reactor = reactor
self.connected_address = address
self._write_queue = deque()
self._write_buf = io.BytesIO()
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
# set the socket timeout to 0 explicitly
self.socket.settimeout(0)
self._set_socket_options(config)
if config.ssl_enabled:
self._wrap_as_ssl_socket(config)
self.connect((address.host, address.port))
timeout = config.connection_timeout
if timeout > 0:
self._close_timer = reactor.add_timer(timeout,
self._close_timer_cb)
self.local_address = Address(*self.socket.getsockname())
self._write_queue.append(b"CP2")
def __init__(self, map, address, connection_closed_callback, message_callback):
asyncore.dispatcher.__init__(self, map=map)
Connection.__init__(self, address, connection_closed_callback, message_callback)
self._write_queue = deque()
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
self.connect(self._address)
self.write("CB2")
def __init__(self, map, address, connection_closed_callback, message_callback):
asyncore.dispatcher.__init__(self, map=map)
Connection.__init__(self, address, connection_closed_callback, message_callback)
self._write_lock = threading.Lock()
self._write_queue = deque()
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
self.connect(self._address)
self._write_queue.append("CB2")
def __init__(self, map, address, connect_timeout, socket_options, connection_closed_callback, message_callback):
asyncore.dispatcher.__init__(self, map=map)
Connection.__init__(self, address, connection_closed_callback, message_callback)
self._write_lock = threading.Lock()
self._write_queue = deque()
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
self.socket.settimeout(connect_timeout)
# set tcp no delay
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
# set socket buffer
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, BUFFER_SIZE)
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF, BUFFER_SIZE)
for socket_option in socket_options:
self.socket.setsockopt(socket_option.level, socket_option.option, socket_option.value)
self.connect(self._address)
# the socket should be non-blocking from now on
self.socket.settimeout(0)
self._write_queue.append("CB2")
def __init__(self, map, address, connect_timeout, socket_options,
connection_closed_callback, message_callback, network_config):
asyncore.dispatcher.__init__(self, map=map)
Connection.__init__(self, address, connection_closed_callback,
message_callback)
self._write_lock = threading.Lock()
self._write_queue = deque()
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
self.socket.settimeout(connect_timeout)
# set tcp no delay
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
# set socket buffer
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF,
BUFFER_SIZE)
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF,
BUFFER_SIZE)
for socket_option in socket_options:
self.socket.setsockopt(socket_option.level, socket_option.option,
socket_option.value)
self.connect(self._address)
ssl_config = network_config.ssl_config
if ssl and ssl_config.enabled:
ssl_context = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
protocol = ssl_config.protocol
# Use only the configured protocol
try:
if protocol != PROTOCOL.SSLv2:
ssl_context.options |= ssl.OP_NO_SSLv2
if protocol != PROTOCOL.SSLv3 and protocol != PROTOCOL.SSL:
ssl_context.options |= ssl.OP_NO_SSLv3
if protocol != PROTOCOL.TLSv1:
ssl_context.options |= ssl.OP_NO_TLSv1
if protocol != PROTOCOL.TLSv1_1:
ssl_context.options |= ssl.OP_NO_TLSv1_1
if protocol != PROTOCOL.TLSv1_2 and protocol != PROTOCOL.TLS:
ssl_context.options |= ssl.OP_NO_TLSv1_2
if protocol != PROTOCOL.TLSv1_3:
ssl_context.options |= ssl.OP_NO_TLSv1_3
except AttributeError:
pass
ssl_context.verify_mode = ssl.CERT_REQUIRED
if ssl_config.cafile:
ssl_context.load_verify_locations(ssl_config.cafile)
else:
ssl_context.load_default_certs()
if ssl_config.certfile:
ssl_context.load_cert_chain(ssl_config.certfile,
ssl_config.keyfile,
ssl_config.password)
if ssl_config.ciphers:
ssl_context.set_ciphers(ssl_config.ciphers)
self.socket = ssl_context.wrap_socket(self.socket)
# the socket should be non-blocking from now on
self.socket.settimeout(0)
self._write_queue.append(b"CB2")
def __init__(self, dispatcher_map, connection_manager, connection_id,
address, network_config, message_callback, logger_extras):
asyncore.dispatcher.__init__(self, map=dispatcher_map)
Connection.__init__(self, connection_manager, connection_id,
message_callback, logger_extras)
self.connected_address = address
self._write_lock = threading.Lock()
self._write_queue = deque()
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
timeout = network_config.connection_timeout
if not timeout:
timeout = six.MAXSIZE
self.socket.settimeout(timeout)
# set tcp no delay
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
# set socket buffer
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF,
_BUFFER_SIZE)
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF,
_BUFFER_SIZE)
for socket_option in network_config.socket_options:
if socket_option.option is socket.SO_RCVBUF:
self.read_buffer_size = socket_option.value
self.socket.setsockopt(socket_option.level, socket_option.option,
socket_option.value)
self.connect((address.host, address.port))
ssl_config = network_config.ssl
if ssl and ssl_config.enabled:
ssl_context = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
protocol = ssl_config.protocol
# Use only the configured protocol
try:
if protocol != PROTOCOL.SSLv2:
ssl_context.options |= ssl.OP_NO_SSLv2
if protocol != PROTOCOL.SSLv3 and protocol != PROTOCOL.SSL:
ssl_context.options |= ssl.OP_NO_SSLv3
if protocol != PROTOCOL.TLSv1:
ssl_context.options |= ssl.OP_NO_TLSv1
if protocol != PROTOCOL.TLSv1_1:
ssl_context.options |= ssl.OP_NO_TLSv1_1
if protocol != PROTOCOL.TLSv1_2 and protocol != PROTOCOL.TLS:
ssl_context.options |= ssl.OP_NO_TLSv1_2
if protocol != PROTOCOL.TLSv1_3:
ssl_context.options |= ssl.OP_NO_TLSv1_3
except AttributeError:
pass
ssl_context.verify_mode = ssl.CERT_REQUIRED
if ssl_config.cafile:
ssl_context.load_verify_locations(ssl_config.cafile)
else:
ssl_context.load_default_certs()
if ssl_config.certfile:
ssl_context.load_cert_chain(ssl_config.certfile,
ssl_config.keyfile,
ssl_config.password)
if ssl_config.ciphers:
ssl_context.set_ciphers(ssl_config.ciphers)
self.socket = ssl_context.wrap_socket(self.socket)
# the socket should be non-blocking from now on
self.socket.settimeout(0)
self.local_address = Address(*self.socket.getsockname())
self._write_queue.append(b"CP2")
def __init__(self, reactor, connection_manager, connection_id, address,
config, message_callback):
asyncore.dispatcher.__init__(self, map=reactor.map)
Connection.__init__(self, connection_manager, connection_id,
message_callback)
self._reactor = reactor
self.connected_address = address
self._write_queue = deque()
self._write_buf = io.BytesIO()
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
timeout = config.connection_timeout
if not timeout:
timeout = six.MAXSIZE
self.socket.settimeout(timeout)
# set tcp no delay
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
# set socket buffer
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF,
_BUFFER_SIZE)
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF,
_BUFFER_SIZE)
for level, option_name, value in config.socket_options:
if option_name is socket.SO_RCVBUF:
self.receive_buffer_size = value
elif option_name is socket.SO_SNDBUF:
self.send_buffer_size = value
self.socket.setsockopt(level, option_name, value)
self.connect((address.host, address.port))
if ssl and config.ssl_enabled:
ssl_context = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
protocol = config.ssl_protocol
# Use only the configured protocol
try:
if protocol != SSLProtocol.SSLv2:
ssl_context.options |= ssl.OP_NO_SSLv2
if protocol != SSLProtocol.SSLv3:
ssl_context.options |= ssl.OP_NO_SSLv3
if protocol != SSLProtocol.TLSv1:
ssl_context.options |= ssl.OP_NO_TLSv1
if protocol != SSLProtocol.TLSv1_1:
ssl_context.options |= ssl.OP_NO_TLSv1_1
if protocol != SSLProtocol.TLSv1_2:
ssl_context.options |= ssl.OP_NO_TLSv1_2
if protocol != SSLProtocol.TLSv1_3:
ssl_context.options |= ssl.OP_NO_TLSv1_3
except AttributeError:
pass
ssl_context.verify_mode = ssl.CERT_REQUIRED
if config.ssl_cafile:
ssl_context.load_verify_locations(config.ssl_cafile)
else:
ssl_context.load_default_certs()
if config.ssl_certfile:
ssl_context.load_cert_chain(config.ssl_certfile,
config.ssl_keyfile,
config.ssl_password)
if config.ssl_ciphers:
ssl_context.set_ciphers(config.ssl_ciphers)
self.socket = ssl_context.wrap_socket(self.socket)
# the socket should be non-blocking from now on
self.socket.settimeout(0)
self.local_address = Address(*self.socket.getsockname())
self._write_queue.append(b"CP2")