def main():
top_dir = os.path.join(args.dir, args.topo, args.workload)
if not os.path.exists(top_dir):
os.makedirs(top_dir)
start = time()
topo, pox_c = get_topology(top_dir)
link = custom(TCLink, bw=args.bw,
max_queue_size=args.q) #, delay=args.delay)
net = Mininet(controller=RemoteController,
topo=topo,
host=Host,
link=link,
switch=OVSKernelSwitch)
net.start()
workload = get_workload(net)
#net.pingAll()
sleep(3)
#CLI(net)
get_max_throughput(net, top_dir)
for nflows in range(1, 9):
cwd = os.path.join(top_dir, "flows%d" % nflows)
if not os.path.exists(cwd):
os.makedirs(cwd)
enable_mptcp(nflows)
cprint(
"Starting experiment for workload %s with %i subflows" %
(args.workload, nflows), "green")
workload.run(cwd, args.qmon)
# Shut down iperf processes
os.system('killall -9 ' + CUSTOM_IPERF_PATH)
net.stop()
# kill pox controller
pox_c.kill()
pox_c.wait()
Popen("killall -9 top bwm-ng tcpdump cat mnexec", shell=True).wait()
end = time()
reset()
cprint("Experiment took %.3f seconds" % (end - start), "yellow")
def main():
top_dir = os.path.join(args.dir, args.topo, args.workload)
if not os.path.exists(top_dir):
os.makedirs(top_dir)
start = time()
topo, pox_c = get_topology(top_dir)
link = custom(TCLink, bw=args.bw, max_queue_size=args.q) #, delay=args.delay)
net = Mininet(controller=RemoteController, topo=topo, host=Host,
link=link, switch=OVSKernelSwitch)
net.start()
workload = get_workload(net)
#net.pingAll()
sleep(3)
#CLI(net)
get_max_throughput(net, top_dir)
for nflows in range(1, 9):
cwd = os.path.join(top_dir, "flows%d" % nflows)
if not os.path.exists(cwd):
os.makedirs(cwd)
enable_mptcp(nflows)
cprint("Starting experiment for workload %s with %i subflows" % (
args.workload, nflows), "green")
workload.run(cwd, args.qmon)
# Shut down iperf processes
os.system('killall -9 ' + CUSTOM_IPERF_PATH)
net.stop()
# kill pox controller
pox_c.kill()
pox_c.wait()
Popen("killall -9 top bwm-ng tcpdump cat mnexec", shell=True).wait()
end = time()
reset()
cprint("Experiment took %.3f seconds" % (end - start), "yellow")
def main():
args = parse_args()
# pox_c = Popen("exec ~/pox/pox.py --no-cli riplpox.riplpox --topo=dht --routing=hashed --mode=reactive 1> /tmp/pox.out 2> /tmp/pox.out", shell=True)
pox_c = Popen("exec ~/pox/pox.py --no-cli riplpox.riplpox --topo=ft,%s --routing=hashed --mode=reactive 1> /tmp/pox.out 2> /tmp/pox.out" % args.k, shell=True)
time.sleep(1) # wait for controller to start
topo = FatTreeTopo(k=args.k)
# topo = DualHomedTopo(k=args.k)
link = custom(TCLink, bw=args.bw, max_queue_size=100)
print 'Starting mininet...'
net = Mininet(controller=RemoteController, topo=topo, link=link,
switch=OVSKernelSwitch, host=Host)
net.start()
enable_mptcp(args.nflows)
time.sleep(3)
mappings = create_mappings(args, net)
sndrs = mappings['s']
rcvrs = mappings['r']
# print 's:', sndrs
# print 'r:', rcvrs
if args.debug:
outfiles = {h: '/tmp/%s.out' % h.name for h in sndrs + rcvrs}
errfiles = {h: '/tmp/%s.out' % h.name for h in sndrs + rcvrs}
[ h.cmd('echo >',outfiles[h]) for h in sndrs + rcvrs ]
[ h.cmd('echo >',errfiles[h]) for h in sndrs + rcvrs ]
for r in rcvrs:
if args.debug:
r.sendCmd('python receiver.py --id %s --nr %d --ns %d --ds %s --debug'
% (r.name, args.nr, args.ns, args.ds),
'1>', outfiles[r],
'2>', errfiles[r])
else:
r.sendCmd('python receiver.py --id %s --nr %i --ns %i --ds %s'
% (r.name, args.nr, args.ns, args.ds))
time.sleep(1) # let servers start up
ips = map(lambda x: x.IP(), rcvrs)
for s,i in zip(sndrs,range(len(sndrs))):
if args.debug:
s.sendCmd('python sender.py --id %s --cs %d --ips %s --ds %s --debug'
% (i, args.cs, ips, args.ds),
'1>', outfiles[s],
'2>', errfiles[s])
else:
s.sendCmd('python sender.py --id %s --cs %d --ips %s --ds %s' %
(i, args.cs, ips, args.ds))
tts = {}
ttr = {}
p = subprocess.Popen(['./timer.py'])
for s in sndrs:
tts[s] = s.waitOutput()
for r in rcvrs:
ttr[r] = r.waitOutput()
p.kill()
print tts.values()
print ttr.values()
net.stop()
# kill pox controller
pox_c.kill()
pox_c.wait()
#net.stop()
reset()
write_results(tts, ttr, args)
