def availability(resource, status) :
# TUB server
oml = OMLBase("myops2","PLE","PLETestbed","tcp:193.175.132.241:3003")
oml.mpprefix = False
oml.addmp("availability", "node:string up:double last_check:string")
oml.start()
oml.inject("availability", (resource, status, datetime.now().isoformat() + "+01:00"))
oml.close()
class TestOmlClient(threading.Thread):
def __init__(self, interval=10):
threading.Thread.__init__(self, name=APPLICATION_NAME)
self.__mutex = threading.Lock()
self.__stop = threading.Event()
self.__interval = int(interval)
self.daemon = True
self.oml = OMLBase(APPLICATION_NAME, DOMAIN, IDENTIFIER, URL)
self.start()
def define_measurements(self):
msformat = "freq:string amplitude:int32"
self.oml.addmp(MEASUREMENT_POINT_NAME, msformat)
print "%s: defined measurements format=%s" %\
(MEASUREMENT_POINT_NAME, msformat)
def action(self):
tmp = [random.choice(S.ascii_letters + S.digits) for n in xrange(32)]
data = [''.join(tmp), random.randint(0, 100)]
self.oml.inject(MEASUREMENT_POINT_NAME, data)
print "%s: sent data to collector=%s" % (MEASUREMENT_POINT_NAME, data)
def run(self):
print 'Run TestOmlClient'
self.define_measurements()
self.oml.start()
try:
while self.__isStopped() is False:
self.action()
print 'Waiting %dsecs' % (self.__interval)
time.sleep(self.__interval)
except Exception as e:
print "Run error: %s" % str(e)
finally:
print "close communication to collector"
self.oml.close()
def loop(self, secs):
while self.is_alive():
self.join(secs)
def stop(self):
with self.__mutex:
self.__stop.set()
def __isStopped(self):
with self.__mutex:
return self.__stop.isSet()
def run ():
for server in config.FACILITY_MON_SERVERS:
oml=OMLBase(config.FM_APP, config.DOMAIN, config.SENDER, server)
# MP for Controller Ping
oml.addmp("icmp","node:string up:double last_check:string")
# MP for Controller Http server (website)
oml.addmp("http","node:string up:double last_check:string")
controller_ping_up = ping_ipv4_is_ok(config.CLAB_CONTROLLER_IPv4)
controller_http_up = website_is_ok(config.CLAB_CONTROLLER_URL)
monitor_ping_up = ping_ipv4_is_ok(config.CLAB_MONITOR_IPV4)
timestamp = current_timestamp()
oml.start()
oml.inject("icmp", ("controller", controller_ping_up, timestamp))
oml.inject("http", ("controller", controller_http_up, timestamp))
oml.close()
print current_timestamp()+" - Facilitity Monitoring: data sent to "+server
def main():
global n_rcvd, n_right, start_time, start, once
once = 1
n_rcvd = 0
n_right = 0
def rx_callback(ok, payload):
global n_rcvd, n_right
try:
(pktno, ) = struct.unpack('!H', payload[0:2])
data = payload[2:]
n_rcvd += 1
if ok:
n_right += 1
if options.server:
sock.sendall(data)
current = time.time() - start
except:
print "except"
#print "current time = %f ok = %5s pktno = %4d n_rcvd = %4d n_right = %4d" % (current, ok, pktno, n_rcvd, n_right)
omlDb.inject("packets", ("received", n_rcvd))
omlDb.inject("packets", ("correct", n_right))
demods = digital.modulation_utils.type_1_demods()
# Create Options Parser:
parser = OptionParser(option_class=eng_option, conflict_handler="resolve")
expert_grp = parser.add_option_group("Expert")
parser.add_option("-m",
"--modulation",
type="choice",
choices=demods.keys(),
default='gfsk',
help="Select modulation from: %s [default=%%default]" %
(', '.join(demods.keys()), ))
parser.add_option("",
"--from-file",
default=None,
help="input file of samples to demod")
parser.add_option("-E",
"--exp-id",
type="string",
default="test",
help="specify the experiment ID")
parser.add_option("-N",
"--node-id",
type="string",
default="rx",
help="specify the experiment ID")
parser.add_option("",
"--server",
action="store_true",
default=False,
help="To take data from the server")
parser.add_option("",
"--port",
type="int",
default=None,
help="specify the server port")
receive_path.add_options(parser, expert_grp)
uhd_receiver.add_options(parser)
for mod in demods.values():
mod.add_options(expert_grp)
(options, args) = parser.parse_args()
omlDb = OMLBase("gnuradiorx", options.exp_id, options.node_id,
"tcp:nitlab3.inf.uth.gr:3003")
omlDb.addmp("packets", "type:string value:long")
omlDb.start()
if len(args) != 0:
parser.print_help(sys.stderr)
sys.exit(1)
if options.from_file is None:
if options.rx_freq is None:
sys.stderr.write("You must specify -f FREQ or --freq FREQ\n")
parser.print_help(sys.stderr)
sys.exit(1)
# connect to server
if options.server:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# server_address = ('10.0.1.200', 50001)
server_address = ('10.0.1.200', options.port)
print >> sys.stderr, 'connecting to %s port %s' % server_address
sock.connect(server_address)
# build the graph
tb = my_top_block(demods[options.modulation], rx_callback, options)
r = gr.enable_realtime_scheduling()
if r != gr.RT_OK:
print "Warning: Failed to enable realtime scheduling."
tb.start() # start flow graph
start = time.time()
while 1:
current = time.time() - start
if current >= 5:
symbol_rate = options.bitrate / demods[options.modulation](
**args).bits_per_symbol()
tb.source.set_sample_rate(symbol_rate, options.samples_per_symbol)
options.rx_freq += 0.75e6
tb.source.set_freq(options.rx_freq, options.lo_offset)
break
#print "FROM OPTIONS.........", tb.source._freq
tb.wait() # wait for it to finish
if options.server:
sock.close()
class Agent(threading.Thread):
__metaclass__ = ABCMeta
@abstractmethod
def define_measurements(self):
pass
@abstractmethod
def action(self):
pass
def __init__(self, name, domain, id_, collector, interval, logger=None):
threading.Thread.__init__(self, name=name)
self.__mutex = threading.Lock()
self.__stop = threading.Event()
self.__logger = logger
self.__interval = int(interval)
self.daemon = True
self.oml = OMLBase(name, domain, id_, collector)
self.start()
def loop(self, secs):
while self.is_alive():
self.join(secs)
def run (self):
self.__debug("Run agent base object")
self.define_measurements()
self.oml.start()
try:
while self.__isStopped() == False:
self.action()
self.__debug("Waiting %dsecs before perform an action" %
(self.__interval,))
time.sleep(self.__interval)
except Exception as e:
self.error("Run error: %s" % (str(e),))
finally:
self.__debug("close communication to collector")
self.oml.close()
def stop(self):
with self.__mutex:
self.__stop.set()
def info(self, msg):
if self.__logger:
self.__logger.info(msg)
def error(self, msg):
if self.__logger:
self.__logger.error(msg)
def __debug(self, msg):
if self.__logger:
self.__logger.debug(msg)
def __isStopped(self):
with self.__mutex:
return self.__stop.isSet()
def main():
random.seed(os.urandom(100))
def send_pkt(payload='', eof=False):
return tb.txpath.send_pkt(payload, eof)
mods = digital.modulation_utils.type_1_mods()
parser = OptionParser(option_class=eng_option, conflict_handler="resolve")
expert_grp = parser.add_option_group("Expert")
parser.add_option("-m", "--modulation", type="choice", choices=mods.keys(),
default='gmsk',
help="Select modulation from: %s [default=%%default]"
% (', '.join(mods.keys()),))
parser.add_option("-s", "--size", type="eng_float", default=1500,
help="set packet size [default=%default]")
parser.add_option("-M", "--megabytes", type="eng_float", default=1.0,
help="set megabytes to transmit [default=%default]")
parser.add_option("","--discontinuous", action="store_true", default=False,
help="enable discontinous transmission (bursts of 5 packets)")
parser.add_option("","--from-file", default=None,
help="use intput file for packet contents")
parser.add_option("","--to-file", default=None,
help="Output file for modulated samples")
parser.add_option("-E", "--exp-id", type="string", default="test",
help="specify the experiment ID")
parser.add_option("-N", "--node-id", type="string", default="tx",
help="specify the experiment ID")
parser.add_option("","--server", action="store_true", default=False,
help="To take data from the server")
parser.add_option("", "--port", type="int", default=None,
help="specify the server port")
transmit_path.add_options(parser, expert_grp)
uhd_transmitter.add_options(parser)
for mod in mods.values():
mod.add_options(expert_grp)
(options, args) = parser.parse_args ()
omlDb = OMLBase("gnuradiorx",options.exp_id,options.node_id,"tcp:nitlab3.inf.uth.gr:3003")
omlDb.addmp("packets", "type:string value:long")
omlDb.start()
if len(args) != 0:
parser.print_help()
sys.exit(1)
if options.from_file is not None:
source_file = open(options.from_file, 'r')
# build the graph
tb = my_top_block(mods[options.modulation], options)
r = gr.enable_realtime_scheduling()
if r != gr.RT_OK:
print "Warning: failed to enable realtime scheduling"
tb.start() # start flow graph
# generate and send packets
nbytes = int(1e6 * options.megabytes)
n = 0
pktno = 0
pkt_size = int(options.size)
# connect to server
if options.server:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# server_address = ('10.0.1.200', 51000)
server_address = ('10.0.1.200', options.port)
print >>sys.stderr, 'connecting to %s port %s' % server_address
sock.connect(server_address)
freq_list = [options.tx_freq, options.tx_freq+1000000.0, options.tx_freq-1000000.0]
payload_buffer = []
curr_freq = best_freq= options.tx_freq
while pktno<1000:
if options.server:
data = "";
while len(data) < pkt_size:
if (pktno<1000):
data += sock.recv(pkt_size - len(data))
if data == '':
# No more data received from server
sock.close()
break;
elif options.from_file is None:
data = (pkt_size - 2) * chr(pktno & 0xff)
else:
data = source_file.read(pkt_size - 2)
if data == '':
break;
if pktno%200==0:
time.sleep(0.7)
tb.source.set_center_freq(uhd.tune_request(curr_freq,0))
time.sleep(0.01)
if(tb.probe.level()>0.15): #find best freq
lowest=3
i=0
for i in range (len(freq_list)):
#if freq_list[i]!=curr_freq:
tb.source.set_center_freq(uhd.tune_request(freq_list[i],0))
time.sleep(0.01)
measurement = tb.probe.level()
if measurement<lowest:
lowest = measurement
best_freq = freq_list[i]
curr_freq = best_freq
tb.sink.set_freq(best_freq,0)
payload = struct.pack('!H', pktno & 0xffff) + data
send_pkt(payload)
payload_buffer.insert(pktno,payload)
n += len(payload)
sys.stderr.write('.')
omlDb.inject("packets", ("sent", pktno))
if options.discontinuous and pktno % 5 == 4:
time.sleep(1)
pktno += 1
i=0
while(1):
if i==40 :#problematic packets
for k in range(0,5):
send_pkt(payload_buffer[k*200+199])
send_pkt(payload_buffer[k*200])
if i%200==0:
time.sleep(0.7)
tb.source.set_center_freq(uhd.tune_request(curr_freq,0))
time.sleep(0.01)
if(tb.probe.level()>0.15): #find best freq
lowest=3
for j in range (len(freq_list)):
#if freq_list[j]!=curr_freq:
tb.source.set_center_freq(uhd.tune_request(freq_list[j],0))
time.sleep(0.01)
measurement = tb.probe.level()
if measurement<lowest:
lowest = measurement
best_freq = freq_list[j]
curr_freq = best_freq
tb.sink.set_freq(best_freq,0)
send_pkt(payload_buffer[i%1000])
i+=1
send_pkt(eof=True)
tb.wait() # wait for it to finish
def main():
def send_pkt(payload='', eof=False):
return tb.txpath.send_pkt(payload, eof)
mods = digital.modulation_utils.type_1_mods()
parser = OptionParser(option_class=eng_option, conflict_handler="resolve")
expert_grp = parser.add_option_group("Expert")
parser.add_option("-m",
"--modulation",
type="choice",
choices=mods.keys(),
default='gfsk',
help="Select modulation from: %s [default=%%default]" %
(', '.join(mods.keys()), ))
parser.add_option("-s",
"--size",
type="eng_float",
default=1500,
help="set packet size [default=%default]")
parser.add_option("-M",
"--megabytes",
type="eng_float",
default=1.0,
help="set megabytes to transmit [default=%default]")
parser.add_option(
"",
"--discontinuous",
action="store_true",
default=False,
help="enable discontinous transmission (bursts of 5 packets)")
parser.add_option("",
"--from-file",
default=None,
help="use intput file for packet contents")
parser.add_option("",
"--to-file",
default=None,
help="Output file for modulated samples")
parser.add_option("-E",
"--exp-id",
type="string",
default="test",
help="specify the experiment ID")
parser.add_option("-N",
"--node-id",
type="string",
default="tx",
help="specify the experiment ID")
parser.add_option("",
"--server",
action="store_true",
default=False,
help="To take data from the server")
parser.add_option("",
"--port",
type="int",
default=None,
help="specify the server port")
transmit_path.add_options(parser, expert_grp)
uhd_transmitter.add_options(parser)
for mod in mods.values():
mod.add_options(expert_grp)
(options, args) = parser.parse_args()
omlDb = OMLBase("gnuradiorx", options.exp_id, options.node_id,
"tcp:nitlab3.inf.uth.gr:3003")
omlDb.addmp("packets", "type:string value:long")
omlDb.start()
if len(args) != 0:
parser.print_help()
sys.exit(1)
if options.from_file is not None:
source_file = open(options.from_file, 'r')
# build the graph
tb = my_top_block(mods[options.modulation], options)
r = gr.enable_realtime_scheduling()
if r != gr.RT_OK:
print "Warning: failed to enable realtime scheduling"
tb.start() # start flow graph
start = time.time()
# generate and send packets
nbytes = int(1e6 * options.megabytes)
n = 0
pktno = 0
pkt_size = int(options.size)
buffer = []
stable_buffer = []
once = 1
# connect to server
if options.server:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
#server_address = ('10.0.1.200', 50000)
server_address = ('10.0.1.200', options.port)
print >> sys.stderr, 'connecting to %s port %s' % server_address
sock.connect(server_address)
while pktno < 1000:
if n < nbytes or options.server:
if options.server:
data = ""
while len(data) < pkt_size:
data += sock.recv(pkt_size - len(data))
if data == '':
# No more data received from server
sock.close()
break
elif options.from_file is None:
data = (pkt_size - 2) * chr(pktno & 0xff)
else:
data = source_file.read(pkt_size - 2)
if data == '':
break
payload = struct.pack('!H', pktno & 0xffff) + data
buffer.insert(pktno, payload)
stable_buffer.insert(pktno, payload)
send_pkt(payload)
n += len(payload)
sys.stderr.write('.')
omlDb.inject("packets", ("sent", pktno))
if options.discontinuous and pktno % 5 == 4:
time.sleep(1)
pktno += 1
else:
break
while buffer:
current_elapsed = time.time() - start
if current_elapsed >= 3 and once == 1:
options.bitrate = 1.3e6
once = 0
#gr.top_block.__init__(tb)
args = mods[options.modulation].extract_kwargs_from_options(
options)
modulator = mods[options.modulation]
symbol_rate = options.bitrate / modulator(**args).bits_per_symbol()
tb.sink.set_sample_rate(symbol_rate, options.samples_per_symbol)
options.tx_freq += 0.75e6
tb.sink.set_freq(options.tx_freq, options.lo_offset)
#print "from options.......... ", options.tx_freq
print "IN FREQ", tb.sink._freq
#print "WITH BITRATE ", options.bitrate
#print "BITRATE FROM TB ", tb.txpath._bitrate
for i in range(0, pktno):
print "BITRATE FROM get ", tb.txpath.bitrate()
send_pkt(buffer[i])
send_pkt(eof=True)
tb.wait() # wait for it to finish
def main():
global n_rcvd, n_right, nopkt, start
random.seed(os.urandom(100))
n_rcvd = 0
n_right = 0
nopkt = 1
def rx_callback(ok, payload):
global n_rcvd, n_right, start, nopkt
(pktno, ) = struct.unpack('!H', payload[0:2])
data = payload[2:]
n_rcvd += 1
if ok:
nopkt = 0
n_right += 1
if options.server:
sock.sendall(data)
# if n_right == 1000:
# print "JSHABJKWHBEWJQKBEHWQKJWQEJWQRKBKJWQRBOJWRQB\n"
# sock.close()
start = time.time()
#print "ok = %5s pktno = %4d n_rcvd = %4d n_right = %4d" % (
#ok, pktno, n_rcvd, n_right)
omlDb.inject("packets", ("received", n_rcvd))
omlDb.inject("packets", ("correct", n_right))
demods = digital.modulation_utils.type_1_demods()
# Create Options Parser:
parser = OptionParser(option_class=eng_option, conflict_handler="resolve")
expert_grp = parser.add_option_group("Expert")
parser.add_option("-m",
"--modulation",
type="choice",
choices=demods.keys(),
default='gmsk',
help="Select modulation from: %s [default=%%default]" %
(', '.join(demods.keys()), ))
parser.add_option("",
"--from-file",
default=None,
help="input file of samples to demod")
parser.add_option("-E",
"--exp-id",
type="string",
default="test",
help="specify the experiment ID")
parser.add_option("-N",
"--node-id",
type="string",
default="rx",
help="specify the experiment ID")
parser.add_option("",
"--server",
action="store_true",
default=False,
help="To take data from the server")
parser.add_option("",
"--port",
type="int",
default=None,
help="specify the server port")
receive_path.add_options(parser, expert_grp)
uhd_receiver.add_options(parser)
for mod in demods.values():
mod.add_options(expert_grp)
(options, args) = parser.parse_args()
omlDb = OMLBase("gnuradiorx", options.exp_id, options.node_id,
"tcp:nitlab3.inf.uth.gr:3003")
omlDb.addmp("packets", "type:string value:long")
omlDb.start()
if len(args) != 0:
parser.print_help(sys.stderr)
sys.exit(1)
if options.from_file is None:
if options.rx_freq is None:
sys.stderr.write("You must specify -f FREQ or --freq FREQ\n")
parser.print_help(sys.stderr)
sys.exit(1)
# connect to server
if options.server:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# server_address = ('10.0.1.200', 51001)
server_address = ('10.0.1.200', options.port)
print >> sys.stderr, 'connecting to %s port %s' % server_address
sock.connect(server_address)
# build the graph
tb = my_top_block(demods[options.modulation], rx_callback, options)
r = gr.enable_realtime_scheduling()
if r != gr.RT_OK:
print "Warning: Failed to enable realtime scheduling."
tb.start() # start flow graph
# tb.wait() # wait for it to finish
freq_list = [
options.rx_freq, options.rx_freq + 1000000.0,
options.rx_freq - 1000000.0
]
i = 0
nopkt = 1
while 1:
# pwr= tb.rxpath.probe.level()
while (nopkt):
tb.source.set_freq(freq_list[i % 3], 0)
i += 1
time.sleep(0.05)
if (time.time() - start > 0.5):
nopkt = 1
if options.server:
sock.close()