def __init__(self, name, hasGps=True):
self.name = name
if _HAVE_GPSPUB is False:
# Disable gps regardless of our init flag if
# the gps module is not available
hasGps = False
self.hasGps = hasGps
if self.hasGps:
self.gpsKey = os.getcwd() + '/gpsKey'
self.gpsHandle = gpsPub.GPSPublishInit(self.gpsKey)
self.sender = mgen.Controller(name, self.gpsKey)
self.gpsLat = None
self.gpsLon = None
self.gpsAlt = None
else:
self.sender = mgen.Controller(name)
def __init__(self, bind_address, bind_port, mult_address, multi_port):
self.logger = logging.getLogger('ZMQServer')
self.logger.debug('__init__')
self.bind_address = bind_address
self.bind_port = bind_port
self.multicast_address = mult_address
self.multicast_port = multi_port
self.mgen_sender = mgen.Controller("sender")
def __init__(self,
bind_address,
bind_port,
dest_address="localhost",
dest_port=5354):
self.logger = logging.getLogger('MGEN')
self.logger.debug('__init__')
self.bind_address = bind_address
self.bind_port = bind_port
self.dest_address = str(dest_address)
self.dest_port = int(dest_port)
self.mgen_sender = mgen.Controller("sender" + str(bind_port))
self.mgen_sender.send_command("ipv4")
def mgen_flow(starttime, nodeid, numnodes):
"""generate mgen control flow.
"""
sender = mgen.Controller()
sender.send_command("output tmp/mgen.{}.out".format(nodeid))
sender.send_command("start " + starttime)
sender.send_command("txlog")
rates = get_init_rate(nodeid, numnodes)
print "sending initial rate .."
send_init_rate(sender, rates)
global g_q
# A separate thread for consuming the queue and sending to plot
t = threading.Thread(target=queue_worker)
t.daemon = True
t.start()
init_t = -1
print 'entering emane read loop ..'
while True:
data = read_emane_fifo()
if init_t is -1:
# The first read from emane, the mgen start
init_t = time.time()
print datetime.datetime.now(), "Reader: ", data
newrates, rate, ql = process_data(data, rates)
if not newrates == rates:
rates = newrates
# send new rates if changing
send_mod_rate(sender, newrates)
# I actually should spin a thread rather than not blocking
# here. Otherwise, emane might very well stopped because
# nobody is reading the pipe. Also, the time here would be
# inaccurate.
#
# send_to_plot(time.time() - init_t, rate, ql)
g_q.put((time.time() - init_t, rate, ql))
# TODO magic number 10 seconds to run
if time.time() - init_t > 10:
# send closing message
print 'Sending closing message 0:0:0 and returning ..'
g_q.put((0,0,0))
return
print 'Length of data queue:', g_q.qsize()
def __init__(self, target_method, bind_address="localhost", bind_port=5354,
multicast_address="224.1.2.3", multicast_port=5459):
self.is_running = False
self.target_method = target_method
self.logger = logging.getLogger('MGENServer')
self.logger.debug('__init__')
self.bind_address = bind_address
self.bind_port = bind_port
self.mymgen=mgen.Controller()
self.mymgen.send_command("ipv4")
join_command="join " + str(multicast_address) + " port " + str(multicast_port) + " interface " + bind_address
self.mymgen.send_event(join_command)
listen_command = "listen udp " + str(multicast_port) + " interface " + multicast_address
self.mymgen.send_event(listen_command)
def __init__(self,
target_method,
bind_address="localhost",
bind_port=5354):
self.is_running = False
self.target_method = target_method
self.logger = logging.getLogger('MGENServer')
self.logger.debug('__init__')
self.bind_address = bind_address
self.bind_port = bind_port
self.mymgen = mgen.Controller()
self.mymgen.send_command("ipv4")
# listen_command = "listen udp " + str(bind_address) + " interface " + str(bind_port) + " LOG /tmp/mgen.drc"
listen_command = "listen udp " + str(
bind_port) + " output /tmp/mgen.drc"
print "Receiving usign event " + listen_command
self.mymgen.send_event(listen_command)
import mgen
import datetime
sender = mgen.Controller("sender")
sender.send_event(
"0.0 ON 1 UDP SRC 5000 DST 192.168.0.2/5000 PERIODIC [100 1024] TOS 0x1e")
sender.send_event(
"0.0 ON 2 UDP SRC 5001 DST 192.168.0.2/5000 PERIODIC [100 1024] TOS 0x16")
sender.send_event(
"0.0 ON 3 UDP SRC 5002 DST 192.168.0.2/5000 PERIODIC [100 1024] TOS 0x0e")
sender.send_event(
"0.0 ON 4 UDP SRC 5003 DST 192.168.0.2/5000 PERIODIC [100 1024] TOS 0x04")
sender.send_event(
"0.0 ON 5 UDP SRC 5004 DST 192.168.0.2/5000 PERIODIC [100 1024] TOS 0x00")
sender.send_event("1.0 OFF 5")
sender.send_event("1.0 OFF 1")
sender.send_event("1.0 OFF 2")
sender.send_event("1.0 OFF 3")
sender.send_event("1.0 OFF 4")
#
# flow1 = mgen.Flow(1, sender)
# flow1.set_protocol('UDP')
# flow1.set_source('5000')
# flow1.set_destination('192.168.0.2', 5000)
# flow1.set_pattern('PERIODIC [100 1024]')
# flow1.set_tos('0x1e')
# flow1.set_count('100')
# # now1 = datetime.datetime.now().strftime("%Y-%m-%dT%H:%M:%S.%f")
# # payload1 = mgen.get_payload_from_string(now1)
numnodes = int(sys.argv[3])
PKT_SIZE = 512
INIT_FLOW = 5
# i = 1
A_MAX = 100.0
EPSILON = 0.50
K_PARA = 200.0
curr_rates = {}
for i in range(1, numnodes + 1):
if i != nodeid:
curr_rates[i] = INIT_FLOW
sender = mgen.Controller()
sender.send_command("output persist/{}/var/log/mgen.out".format(nodeid))
sender.send_command("start " + starttime)
sender.send_command("txlog")
print "start mgen"
# "Manually" start a flow from this sender
# sender.send_event("on 1 udp dst 127.0.0.1/5000 per [1 1024]")
for ind, rate in curr_rates.iteritems():
onevent = "1.0 ON {} UDP SRC 5001 DST 10.100.0.{}/5001 PERIODIC [{} {}] INTERFACE bmf0".format(
ind, ind, rate, PKT_SIZE)
print onevent
sender.send_event(onevent)
print(datetime.datetime.now())
import mgen
receiver = mgen.Controller("receiver")
receiver.send_event("listen udp 5000")
updateCount = 1
for line in receiver:
event = mgen.Event(line)
# print the line received
print line,
# print payload content, if applicable
if event.data:
print " (payload content is \"%s\")" % event.data
import mgen
import time
# Create an MgenController instance
# (an underlying "mgen" process is instantiated)
receiver = mgen.Controller()
# Send a global command
receiver.send_command("ipv4")
# Send a script event to enact immediately (mgen udp receiver)
receiver.send_event("listen udp 5000")
receiver.send_event("txlog")
# Create a second Mgen (will act as sender to above mgen udp receiver)
sender = mgen.Controller("sender")
# Set first byte to high values to indicate mgen payload
# direct receiver to listen to port 5010
payload = mgen.GetPayloadFromString("FFLISTEN UDP 5010")
if payload is not None:
sender.send_event("ON 11 udp dst 127.0.0.1/5000 periodic [1 2048] data [%s] count 1" %payload)
# Set first byte to high values to indicate mgen payload
# direct receiver to start an udp flow
payload = mgen.GetPayloadFromString("FFON 21 udp dst 127.0.0.1/5010 periodic [1 512]")
if payload is not None:
sender.send_event("ON 12 udp dst 127.0.0.1/5000 periodic [1 4096] data [%s] count 1" %payload)
addr = tmp[1]
weight = int(tmp[2])
elif len(tmp) > 1:
weight = int(tmp[1])
else:
weight = 1
if weight > 0:
print "adding respondent name:%s addr:%s weight:%d" % (
name, addr, weight)
responder.add_respondent(name, addr, weight)
else:
print "mgenResponder error: invalid command: \"%s\"" % cmd
sys.exit(-1)
i += 1
controller = mgen.Controller()
controller.send_command("ipv4")
controller.send_event("listen udp " + str(port))
if groupAddress is not None:
controller.send_event("join " + groupAddress)
flow = mgen.Flow(1, controller)
flow.set_protocol('udp')
if groupAddress is not None:
flow.set_destination(groupAddress, port)
flow.set_pattern('periodic [1 %d]' % msgSize)
flow.set_count(1)
flow.set_sequence(1)
if msgRate > 0.0:
