def __init__(self, queue, t, n):
"""
Constructs a server which will continually accept connections.
When a connection is received the RFID receiver will be initially
configured to query at a rate of 't' seconds and take 'n' samples
per gain level. See ReceiverConnection class for details.
For each observation made the observation will be offered to the
queue 'queue'.
"""
self.server = Server()
self.server.connect()
self.queue = queue
self.rate = t
self.count = n
threading.Thread.__init__(self)
rate = float(optlist.get("--receiver-rate", 1))
count = int(optlist.get("--receiver-samples", 100))
if not id:
usage("No tag specified.")
if pos < 0:
usage("Position not specified or is invalid")
## Open a writer object for this tag, retrieve the actual id for the alias
##-------------------------------------------------------------------------
writer = CalibrationFileWriter("Tag%s.cali" % id)
if id in known_tags.keys():
id = known_tags.get(id)
print "INFO: Starting Server"
serv = Server()
serv.connect()
## Wait until the maximum number of connections has been reached
for i in range(len(known_hosts.keys())):
con = serv.getNextConnection()
print "INFO: Connected by receiver %s on port %d" % (con.addr,
con.port)
thread = CalibrationThread(id, pos, writer, con, rate, count)
thread.start()
print "INFO: Maximum connections reached."
