def connect(self, connection_string, reconnect=None, connected=None, disconnected=None):
"""
:param connection_string:
:param reconnect: Optional reconnect period. Connection is attempted once if not set.
:param connected: Optional callback for receiving connection establishment notifications.
:param disconnected: Optional callback for receiving disconnection notifications.
:return:
"""
if self._connected.isSet() is False and self._disconnected.isSet():
log.debug("connect")
conntype, conninfo = split_in_two(connection_string, "@")
if conntype in self.connection_types:
self._connection_type = conntype
self._connection_info = conninfo
self._reconnect_period = reconnect
self._event_connected = connected
self._event_disconnected = disconnected
self._disconnected.clear()
self._queue.put((ConnectionEvents.EVENT_START_CONNECT, None))
else:
raise ConnectionException("Specified connection type {:s} not supported".format(conntype))
else:
raise ConnectionBusyException("Busy")
def __init__(self, event_queue, port_and_baud, require_acks=True):
super(SerialConnection, self).__init__()
self._queue = event_queue
self._serial_port = None
self._settings_port, baud = split_in_two(port_and_baud, ":")
if len(baud) > 0:
self._settings_baud = int(baud)
else:
self._settings_baud = 115200
self._alive = threading.Event()
self._alive.set()
self._connected = threading.Event()
self._connected.clear()
if require_acks:
self._seq_out = 0
else:
self._seq_out = None
self._seq_in = None
self._outqueue = Queue.Queue()
self._recv_length = 0
self._recv_buf = None
self.start()
def connect(self, connection_string, reconnect=None, connected=None, disconnected=None):
"""
:param connection_string:
:param reconnect: Optional reconnect period. Connection is attempted once if not set.
:param connected: Optional callback for receiving connection establishment notifications.
:param disconnected: Optional callback for receiving disconnection notifications.
:return:
"""
if self._connected.isSet() is False and self._disconnected.isSet():
log.debug("connect")
conntype, conninfo = split_in_two(connection_string, "@")
if conntype in self.connection_types:
self._connection_type = conntype
self._connection_info = conninfo
self._reconnect_period = reconnect
self._event_connected = connected
self._event_disconnected = disconnected
self._disconnected.clear()
self._queue.put((ConnectionEvents.EVENT_START_CONNECT, None))
else:
raise ConnectionException("Specified connection type {:s} not supported".format(conntype))
else:
raise ConnectionBusyException("Busy")
def __init__(self, event_queue, port_and_baud):
super(SerialConnection, self).__init__()
self._queue = event_queue
self._serial_port = None
self._settings_port, baud_acks = split_in_two(port_and_baud, ":")
baud, acks = split_in_two(baud_acks, "*")
if len(baud) > 0:
self._settings_baud = int(baud)
else:
self._settings_baud = 115200
require_acks = True
if len(acks) > 0:
if acks == "ACK":
require_acks = True
elif acks == "NOACK":
require_acks = False
else:
log.warning("Unrecognized ACK configuration '%s'", acks)
self._alive = threading.Event()
self._alive.set()
self._connected = threading.Event()
self._connected.clear()
if require_acks:
self._seq_out = 0
else:
self._seq_out = None
self._seq_in = None
self._outqueue = queue.Queue()
self._recv_length = 0
self._recv_buf = None
self.start()
def __init__(self, event_queue, port_and_baud):
super(SerialConnection, self).__init__()
self._queue = event_queue
self._serial_port = None
self._settings_port, baud_acks = split_in_two(port_and_baud, ":")
baud, acks = split_in_two(baud_acks, "*")
if len(baud) > 0:
self._settings_baud = int(baud)
else:
self._settings_baud = 115200
require_acks = True
if len(acks) > 0:
if acks == "ACK":
require_acks = True
elif acks == "NOACK":
require_acks = False
else:
log.warning("Unrecognized ACK configuration '%s'", acks)
self._alive = threading.Event()
self._alive.set()
self._connected = threading.Event()
self._connected.clear()
if require_acks:
self._seq_out = 0
else:
self._seq_out = None
self._seq_in = None
self._outqueue = Queue.Queue()
self._recv_length = 0
self._recv_buf = None
self.start()
def __init__(self, event_queue, host_and_port):
super(SfConnection, self).__init__()
self._queue = event_queue
self._socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
host, port = split_in_two(host_and_port, ":")
if len(port) > 0:
port = int(port)
else:
port = 9002
self._server_address = (host, port)
self._alive = threading.Event()
self._alive.set()
self._connected = threading.Event()
self._connected.clear()
self._recv_length = 0
self._recv_buf = None
self.start()
def __init__(self, event_queue, host_and_port):
super(SfConnection, self).__init__()
self._queue = event_queue
self._socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
host, port = split_in_two(host_and_port, ":")
if len(port) > 0:
port = int(port)
else:
port = 9002
self._server_address = (host, port)
self._alive = threading.Event()
self._alive.set()
self._connected = threading.Event()
self._connected.clear()
self._recv_length = 0
self._recv_buf = None
self.start()
