# log cpu% on every node
cpuLogging = CPUlogApp(emu.getNodes(), 1)
# setup applications based on groups established before
ndn_apps = []
for server in groups:
clients = groups[server]
gateways = []
for client in clients:
gateways.append(clientGatewayAssoc[client.getId()])
# dashproducer
server_params = "--prefix /Node" + str(server.getId()) + " --document-root /home/nfd/data/concatenated/ --data-size 2048 --threads 1"
# dashplayer
client_params = "--name /Node" + str(server.getId()) + "/BBB_ED.mpd -r 12000 -l 500 -a buffer"
if app_type == "NDN_DemoApps":
# NDN_DemoApps(server, clients, start, duration, server_params, client_params, routingcmds)
ndn_apps.append(NDN_DemoApps(server, clients, 0.0, 0, server_params, client_params,[]))
elif app_type == "NDN_DemoAppsWLDR":
# NDN_DemoAppsWLDR(server, clients, start, duration, server_params, client_params, routingcmds)
ndn_apps.append(NDN_DemoAppsWLDR(server, clients, gateways, 0.0, 0, server_params, client_params, []))
else:
raise ValueError("unknown application type: " + app_type)
emu.addApplications([ndn_NetworkOverlay, cpuLogging] + ndn_apps)
emu.start(run)
from emulation_lib.apps.udperf_app import UdperfApp
from emulation_lib.linkcmd_backends.l_ import L_
emu = Emulation("../example.config.py", [0, 1])
emu.setLinkCmdBackend(L_())
n0 = emu.getNode(0)
n1 = emu.getNode(1)
# http://dashif.org/wp-content/uploads/2015/04/DASH-AVC-264-Test-Vectors-v09-CommunityReview.pdf
nb1 = NetworkBlock("./blocks/flicflac")
nb1.setNodes([n0, n1])
nb1.selectInterval(1000)
emu.addNetworkBlocks([nb1])
udperf_app = UdperfApp(n1, n0, 0.0, 12, 10000, 6000, 6001)
n1.addUserResult("/home/nfd/cmdScheduler.log",
"cmdSched" + str(n1.getId()) + ".log_%RUN%")
emu.setDuration(14)
emu.addApplications([udperf_app])
emu.setName('flicflac_loss')
emu.setOutputDirectory('./results/' + emu.getName())
emu.setNumberOfRuns(10)
emu.setSecondsBetweenRuns(5)
emu.start()
emu = Emulation("./config_files/example.config.py", [0, 1])
emu.setLinkCmdBackend(BDL_())
n0 = emu.getNode(0)
n1 = emu.getNode(1)
nb1 = NetworkBlock("./blocks/TwoNode_80211a_adhoc")
nb1.setNodes([n0, n1])
emu.addNetworkBlocks([nb1])
udperf_app1 = UdperfApp(n0, n1, 0.0, 99, 9000, 6000, 6001)
udperf_app2 = UdperfApp(n1, n0, 0.0, 99, 9000, 6000, 6001)
n0.addUserResult("/home/nfd/cmdScheduler.log", "cmdSched0.log_%RUN%")
n1.addUserResult("/home/nfd/cmdScheduler.log", "cmdSched1.log_%RUN%")
emu.setDuration(102)
emu.addApplications([udperf_app1, udperf_app2])
emu.setName('simple_sequence')
emu.setNumberOfRuns(3)
emu.setSecondsBetweenRuns(15)
for intervalSize in [1000, 500, 250, 100]:
emu.setName(intervalSize)
emu.setOutputDirectory('./results/simple_sequence/' + emu.getName())
nb1.selectInterval(intervalSize)
emu.start()
nb1 = NetworkBlock("./blocks/symmetric")
nb1.setNodes([n0, n1])
nb1.selectInterval(1000)
nb2 = NetworkBlock("./blocks/symmetric")
nb2.setNodes([n2, n1])
nb2.selectInterval(1000)
nb3 = NetworkBlock("./blocks/symmetric")
nb3.setNodes([n3, n1])
nb3.selectInterval(1000)
emu.addNetworkBlocks([nb1, nb2, nb3])
udperf_app0 = UdperfApp(n1, n0, 0.0, 12, 6000, 6000, 6001)
udperf_app2 = UdperfApp(n1, n2, 0.0, 12, 6000, 6000, 6002) # own-Ports must be unique on the same node!
udperf_app3 = UdperfApp(n1, n3, 0.0, 12, 6000, 6000, 6003)
n1.addUserResult("/home/nfd/cmdScheduler.log", "cmdSched" + str(n1.getId()) + ".log_%RUN%")
emu.setDuration(14)
emu.addApplications([udperf_app0, udperf_app2, udperf_app3])
emu.setName('symmetric_threeFlows')
emu.setOutputDirectory('./results/' + emu.getName())
emu.setNumberOfRuns(0)
emu.setSecondsBetweenRuns(5)
emu.start()
nb1.selectInterval(1000)
nb2 = NetworkBlock("./blocks/TwoNode_80211a_adhoc")
nb2.setNodes([n2, n3])
nb2.selectedInterval(1000)
emu.addNetworkBlocks([snb, nb1, nb2])
udperf_app0_1 = UdperfApp(n0, n1, 0.0, 99, 9000, 6000, 6001)
udperf_app1_0 = UdperfApp(n1, n0, 0.0, 99, 9000, 6000, 6001)
udperf_app0_2 = UdperfApp(n0, n2, 0.0, 99, 9000, 6000, 6001)
udperf_app2_0 = UdperfApp(n2, n0, 0.0, 99, 9000, 6000, 6001)
udperf_app1_3 = UdperfApp(n1, n3, 0.0, 99, 9000, 6000, 6001)
udperf_app3_1 = UdperfApp(n3, n1, 0.0, 99, 9000, 6000, 6001)
udperf_app2_3 = UdperfApp(n2, n3, 0.0, 99, 9000, 6000, 6001)
udperf_app3_2 = UdperfApp(n3, n2, 0.0, 99, 9000, 6000, 6001)
emu.setDuration(102)
emu.addApplications([
udperf_app0_1, udperf_app1_0, udperf_app0_2, udperf_app2_0, udperf_app1_3,
udperf_app3_1, udperf_app2_3, udperf_app3_2
])
emu.setName('simpleFourNodeStatic')
emu.setOutputDirectory('./results/' + emu.getName())
emu.setNumberOfRuns(3)
emu.setSecondsBetweenRuns(15)
emu.start()
# parse topology file and retrieve connections (abilene)
ndn_NetworkOverlay = NDN_NetworkOverlay(emu.getNodes(), topology, "shortest", "/localhost/nfd/strategy/best-route")
# setup applications based on groups established before
ndn_apps = []
for server in groups:
clients = groups[server]
gateways = []
for client in clients:
gateways.append(clientGatewayAssoc[client.getId()])
# dashproducer
server_params = "--prefix /Node" + str(server.getId()) + " --document-root /home/nfd/data/concatenated/ --data-size 2048 --threads 1"
# dashplayer
client_params = "--name /Node" + str(server.getId()) + "/BBB_ED.mpd -r 12000 -l 500 -a buffer"
if app_type == "NDN_DemoApps":
# NDN_DemoApps(server, clients, start, duration, server_params, client_params, routingcmds)
ndn_apps.append(NDN_DemoApps(server, clients, 0.0, 0, server_params, client_params, []))
elif app_type == "NDN_DemoAppsWLDR":
# NDN_DemoAppsWLDR(server, clients, start, duration, server_params, client_params, routingcmds)
ndn_apps.append(NDN_DemoAppsWLDR(server, clients, gateways, 0.0, 0, server_params, client_params, []))
else:
raise ValueError("unknown application type: " + app_type)
emu.addApplications([ndn_NetworkOverlay] + ndn_apps)
emu.start(run)
#
# configure the applications to be run
#
# Perform iperf bandwidth measurement (UDP) from client_node to server_node.
# Create a new application functional block, passing node references.
# This application block takes care of the application lifecycle (here starting/stopping an iperf UDP bandwidth test)
# as well as the collection of results.
# server, client, client_runtime[s], client_bandwidth[Mbps]
iperfApp = iperf_logapp.IperfLogApp(server=emu.getNode(0),
client=emu.getNode(1),
client_runtime=EMULATION_DURATION - 1,
client_bandwidth=100)
# add the application to the emulation object
emu.addApplications([iperfApp])
# schedule some arbitrary commands at three time points (second 0, 30 and 90 of the emulation)
for node in emu.getNodes():
node.scheduleUserCmd(0, "date > /home/nfd/cmdExample.txt")
node.scheduleUserCmd(30, "date >> /home/nfd/cmdExample.txt")
node.scheduleUserCmd(90, "date >> /home/nfd/cmdExample.txt")
# Fetch the files created by the previous commands, additionally fetch the logfiles of the command scheduler.
# addUserResult() adds a file to the emulation results that are to be fetched from the nodes.
# The marker "%RUN% is replaced with the actual run-number before the start of the run.
for node in emu.getNodes():
node.addUserResult("/home/nfd/cmdExample.txt",
"cmdExample" + str(node.getId()) + ".log_%RUN%")
node.addUserResult("/home/nfd/cmdScheduler.log",
"cmdSched" + str(node.getId()) + ".log_%RUN%")
