def topology():
"Create a network with some docker containers acting as hosts."
edgefile = os.path.join(RESULTS_FOLDER, "./substrate.edges.empty.data")
nodesfile = os.path.join(RESULTS_FOLDER, "./substrate.nodes.data")
CDNfile = os.path.join(RESULTS_FOLDER, "CDN.nodes.data")
startersFile = os.path.join(RESULTS_FOLDER, "starters.nodes.data")
solutionsFile = os.path.join(RESULTS_FOLDER, "solutions.data")
service_edges = os.path.join(RESULTS_FOLDER, "./service.edges.data")
switch = partial( OVSSwitch, protocols='OpenFlow13')
topo = loadTopo(edgefile, nodesfile, CDNfile, startersFile, solutionsFile,service_edges)
c = RemoteController('c', '0.0.0.0', 6633)
# topodock= loaddocker(os.path.join(RESULTS_FOLDER, "./substrate.edges.data"), os.path.join(RESULTS_FOLDER, "./substrate.nodes.data"))
info('*** Start Containernet\n')
net = Containernet(topo=topo, controller=c, link=TCLink,switch=switch)
for host in net.hosts:
if host.name in topo._cmd:
for cmd in topo._cmd[host.name]:
print("send cmd")
print((host.sendCmd(cmd)))
info('*** Starting network\n')
net.start()
info('*** Running CLI\n')
CLI(net)
info('*** Stopping network')
net.stop()
def __init__(self):
self.containers = {}
self.switches = {}
self.cn = Containernet(controller=Controller)
info('*** Adding controller\n')
self.cn.addController('c0')
info('*** Adding switches\n')
self.switches['sw0'] = self.cn.addSwitch('sw0')
info('*** Adding docker containers\n')
self.containers['u0'] = self.cn.addDocker('u0',
ip='10.0.0.10',
dimage="ubuntu:trusty")
self.containers['u1'] = self.cn.addDocker('u1',
ip='10.0.0.11',
dimage="ubuntu:trusty")
self.containers['p0'] = self.cn.addDocker(
'p0',
ip='10.0.0.100',
dimage="cachecashproject/go-cachecash",
dcmd='')
info('*** Creating links\n')
for c in self.containers.values():
self.cn.addLink(c, self.switches['sw0'])
def testaddDocker(self):
net = Containernet(controller=Controller)
path = find_test_container("webserver_curl")
d2 = net.addDocker("d2",
ip='10.0.0.252',
build_params={
"dockerfile": "Dockerfile.server",
"path": path
})
self.assertTrue(d2._check_image_exists(_id=d2.dimage))
d3 = net.addDocker("d3",
ip='10.0.0.253',
dimage="webserver_curl_test",
build_params={
"dockerfile": "Dockerfile.server",
"path": path
})
self.assertTrue(d3._check_image_exists("webserver_curl_test"))
d4 = net.addDocker("d4",
ip='10.0.0.254',
build_params={
"dockerfile": "Dockerfile.server",
"tag": "webserver_curl_test2",
"path": path
})
self.assertTrue(d4._check_image_exists("webserver_curl_test2"))
def start(self):
# deal with kind
# Now by default it's kind node, can integrate other kind of node.
if len(self.kubeCluster) > 0:
self.boostKubeCluster()
for k in self.kubeCluster:
self.kubeCluster[k].init()
# TODO:allowing to add sth other than kind?
# TODO: make sure the container ID and process ID is get
for l in self.linksNotProcessed:
Containernet.addLink(self,
l[0],
l[1],
port1=l[2],
port2=l[3],
cls=l[4],
**l[5])
Containernet.start(self)
for k in self.kubeCluster:
self.kubeCluster[k].bringIntfUp()
self.kubeCluster[k].setupKube()
def createNet(self,
nswitches=1,
nhosts=0,
ndockers=0,
autolinkswitches=False):
"""
Creates a Mininet instance and automatically adds some
nodes to it.
"""
self.net = Containernet(controller=Controller)
self.net.addController('c0')
# add some switches
for i in range(0, nswitches):
self.s.append(self.net.addSwitch('s%d' % i))
# if specified, chain all switches
if autolinkswitches:
for i in range(0, len(self.s) - 1):
self.net.addLink(self.s[i], self.s[i + 1])
# add some hosts
for i in range(0, nhosts):
self.h.append(self.net.addHost('h%d' % i))
# add some dockers
for i in range(0, ndockers):
self.d.append(self.net.addDocker('d%d' % i,
dimage="ubuntu:trusty"))
def create_network(self, controller=Controller):
"""Create Containernet network."""
info('*** Running Cleanup\n')
cleanup()
self.net = Containernet(controller=controller)
if controller is not None:
self.add_controller()
def __init__(self):
setLogLevel('info')
self.net = Containernet(controller=Controller)
self.net.addController('c0')
self.nodes = {}
self.types = {}
def __init__(self, **params):
# call original Containernet.__init__
Containernet.__init__(self, **params)
self.kubeCluster = {}
self.linksNotProcessed = []
self.clusterName = ""
self.numController = 0
self.numWorker = 0
def get_default_net(options=None):
""" """
if not options:
options = {}
net = Containernet()
remote_controller = options.get("remote_controller", None)
net.addController(get_controller(remote_controller))
return net
def stop(self):
# stop the monitor agent
if self.monitor_agent is not None:
self.monitor_agent.stop()
# stop emulator net
Containernet.stop(self)
# stop Ryu controller
self.killRyu()
def stop(self):
# stop the monitor agent
if self.monitor_agent is not None:
self.monitor_agent.stop()
# stop emulator net
Containernet.stop(self)
# stop Ryu controller
self.stopRyu()
def __init__(self, controller=RemoteController, monitor=False,
enable_learning = True, # in case of RemoteController (Ryu), learning switch behavior can be turned off/on
dc_emulation_max_cpu=1.0, # fraction of overall CPU time for emulation
dc_emulation_max_mem=512, # emulation max mem in MB
**kwargs):
"""
Create an extended version of a Containernet network
:param dc_emulation_max_cpu: max. CPU time used by containers in data centers
:param kwargs: path through for Mininet parameters
:return:
"""
self.dcs = {}
# make sure any remaining Ryu processes are killed
self.killRyu()
# make sure no containers are left over from a previous emulator run.
self.removeLeftoverContainers()
# call original Docker.__init__ and setup default controller
Containernet.__init__(
self, switch=OVSKernelSwitch, controller=controller, **kwargs)
# Ryu management
self.ryu_process = None
if controller == RemoteController:
# start Ryu controller
self.startRyu(learning_switch=enable_learning)
# add the specified controller
self.addController('c0', controller=controller)
# graph of the complete DC network
self.DCNetwork_graph = nx.MultiDiGraph()
# initialize pool of vlan tags to setup the SDN paths
self.vlans = range(4096)[::-1]
# link to Ryu REST_API
ryu_ip = '0.0.0.0'
ryu_port = '8080'
self.ryu_REST_api = 'http://{0}:{1}'.format(ryu_ip, ryu_port)
# monitoring agent
if monitor:
self.monitor_agent = DCNetworkMonitor(self)
else:
self.monitor_agent = None
# initialize resource model registrar
self.rm_registrar = ResourceModelRegistrar(
dc_emulation_max_cpu, dc_emulation_max_mem)
def stop(self):
# stop the monitor agent
if self.monitor_agent is not None:
self.monitor_agent.stop()
# stop emulator net
Containernet.stop(self)
# stop Ryu controller
self.killRyu()
# flag to indicate the topology has been stopped
self.exit = True
def createTopo(g=4,
a=None,
p=1,
h=1,
bw_sw_h=10,
bw_inn_sw=30,
bw_int_sw=10,
ip="127.0.0.1",
port=6633):
if a is None: a = g - 1 # Canonical Topo
logging.debug("LV1 Create DragonFly")
topo = DragonFly(g, a, p, h)
topo.createTopo(bw_sw_h=bw_sw_h, bw_inn_sw=bw_inn_sw, bw_int_sw=bw_int_sw)
logging.debug("LV1 Start Mininet")
CONTROLLER_IP = ip
CONTROLLER_PORT = port
net = Containernet(topo=topo,
link=TCLink,
controller=None,
autoSetMacs=True,
autoStaticArp=True)
net.addController('controller',
controller=RemoteController,
ip=CONTROLLER_IP,
port=CONTROLLER_PORT)
net.start()
dump_etc_hosts(net)
dump_mpi_hosts_file(net)
run_set_ssh(net)
CLI(net)
net.stop()
def __init__(self):
"Constructor - set up our network topology"
# setup the base containernet controller
net = self.net = Containernet(controller=Controller)
net.addController('c0')
# our root backbone switch
s0 = self.s0 = net.addSwitch('s0')
# this host is publicly accessible
h0 = self.h0 = net.addDocker(
'h0',
ip = '10.0.0.100',
dimage = 'hc-containernet-base',
)
# connect to our backbone switch
net.addLink(s0, h0)
# create two nodes behind nats
d1 = self.d1 = self.addNatNode(1)
d2 = self.d2 = self.addNatNode(2)
# start the simulation
net.start()
def addSwitch( self, name, add_to_graph=True, **params ):
"""
Wrapper for addSwitch method to store switch also in graph.
"""
if add_to_graph:
self.DCNetwork_graph.add_node(name)
return Containernet.addSwitch(self, name, protocols='OpenFlow10,OpenFlow12,OpenFlow13', **params)
class DatacenterBasicTopo:
"Datacenter topology with 4 hosts per rack, 4 racks, and a root switch"
self = Containernet(controller=RemoteController)
info('*** Adding controller\n')
self.addController('c0',
controller=RemoteController,
ip='172.31.2.32',
port=6653)
def build(self):
self.racks = []
rootSwitch = self.addSwitch('s1')
for i in irange(1, 2):
rack = self.buildRack(i)
self.racks.append(rack)
for switch in rack:
self.addLink(rootSwitch, switch)
def buildRack(self, loc):
"Build a rack of hosts with a top-of-rack switch"
dpid = (loc * 16) + 1
switch = self.addSwitch('s1r%s' % loc, dpid='%x' % dpid)
for n in irange(1, 5):
#host = self.addHost( 'h%sr%s' % ( n, loc ) )
host = self.addDocker('h%sr%s' % (n, loc), dimage="ubuntu:trusty")
self.addLink(switch, host)
# Return list of top-of-rack switches for this rack
return [switch]
def addDocker(self, label, **params):
"""
Wrapper for addDocker method to use custom container class.
"""
self.DCNetwork_graph.add_node(label, type=params.get('type', 'docker'))
return Containernet.addDocker(
self, label, cls=EmulatorCompute, **params)
def addSwitch(self, name, add_to_graph=True, **params):
"""
Wrapper for addSwitch method to store switch also in graph.
"""
# add this switch to the global topology overview
if add_to_graph:
self.DCNetwork_graph.add_node(name)
# set the learning switch behavior
if 'failMode' in params:
failMode = params['failMode']
else:
failMode = self.failMode
s = Containernet.addSwitch(
self,
name,
protocols='OpenFlow10,OpenFlow12,OpenFlow13',
failMode=failMode,
**params)
# set flow entry that enables learning switch behavior (needed to enable E-LAN functionality)
#LOG.info('failmode {0}'.format(failMode))
#if failMode == 'standalone' :
# LOG.info('add NORMAL')
# s.dpctl('add-flow', 'actions=NORMAL')
return s
def addDocker(self, label, **params):
"""
Wrapper for addDocker method to use custom container class.
"""
self.DCNetwork_graph.add_node(label, type=params.get('type', 'docker'))
return Containernet.addDocker(
self, label, cls=EmulatorCompute, **params)
def addExtSAP(self, sap_name, sap_ip, **params):
"""
Wrapper for addExtSAP method to store SAP also in graph.
"""
# make sure that 'type' is set
params['type'] = params.get('type', 'sap_ext')
self.DCNetwork_graph.add_node(sap_name, type=params['type'])
return Containernet.addExtSAP(self, sap_name, sap_ip, **params)
def addExtSAP(self, sap_name, sap_ip, **params):
"""
Wrapper for addExtSAP method to store SAP also in graph.
"""
# make sure that 'type' is set
params['type'] = params.get('type','sap_ext')
self.DCNetwork_graph.add_node(sap_name, type=params['type'])
return Containernet.addExtSAP(self, sap_name, sap_ip, **params)
def topo():
network = Containernet(controller=Controller, ipBase='44.44.44.1/24')
s_adv1 = network.addSwitch('s_adv1')
docker_image = "testbed:basic"
home_path = os.path.expanduser('~')
h_adv1 = network.addHost(
'h_adv1',
cls=Docker,
ip="44.44.44.41",
dimage=docker_image,
defaultRoute='via 44.44.44.1',
volumes=[home_path + "/SDN-Testbed/traffic/:/root/traffic"])
h_adv2 = network.addHost(
'h_adv2',
cls=Docker,
ip="44.44.44.42",
dimage=docker_image,
defaultRoute='via 44.44.44.1',
volumes=[home_path + "/SDN-Testbed/traffic/:/root/traffic"])
network.addLink(s_adv1, h_adv1, cls=TCLink, delay='10ms', bw=10)
network.addLink(s_adv1, h_adv2, cls=TCLink, delay='10ms', bw=10)
return network
def __createTopologyFromFile(
self): # file existence and topo class has been checked in Wizard
spec = importlib.util.spec_from_file_location("topo",
self.options["path"])
topoModule = importlib.util.module_from_spec(spec)
spec.loader.exec_module(topoModule)
networks = []
for topoClass in topoModule.topos.values():
topo = topoClass()
if self.options["controllerType"] == "local":
network = Containernet(topo=topo, controller=Controller)
else:
network = Containernet(topo=topo, controller=RemoteController)
networks.append(network)
return networks
def removeLink(self, link=None, node1=None, node2=None):
"""
Remove the link from the Containernet and the networkx graph
"""
if link is not None:
node1 = link.intf1.node
node2 = link.intf2.node
assert node1 is not None
assert node2 is not None
Containernet.removeLink(self, link=link, node1=node1, node2=node2)
# TODO we might decrease the loglevel to debug:
try:
self.DCNetwork_graph.remove_edge(node2.name, node1.name)
except:
LOG.warning("%s, %s not found in DCNetwork_graph." % ((node2.name, node1.name)))
try:
self.DCNetwork_graph.remove_edge(node1.name, node2.name)
except:
LOG.warning("%s, %s not found in DCNetwork_graph." % ((node1.name, node2.name)))
def removeLink(self, link=None, node1=None, node2=None):
"""
Remove the link from the Containernet and the networkx graph
"""
if link is not None:
node1 = link.intf1.node
node2 = link.intf2.node
assert node1 is not None
assert node2 is not None
Containernet.removeLink(self, link=link, node1=node1, node2=node2)
# TODO we might decrease the loglevel to debug:
try:
self.DCNetwork_graph.remove_edge(node2.name, node1.name)
except:
LOG.warning("%s, %s not found in DCNetwork_graph." % ((node2.name, node1.name)))
try:
self.DCNetwork_graph.remove_edge(node1.name, node2.name)
except:
LOG.warning("%s, %s not found in DCNetwork_graph." % ((node1.name, node2.name)))
def main():
setLogLevel('info')
topo = EvalTetraTopo()
net = Containernet(controller=RemoteController,
topo=topo,
build=False,
autoSetMacs=True,
link=TCLink)
net.start()
print()
print("**Wiping log dir.")
for root, dirs, files in os.walk(LoggingReceiveAction.LOG_DIR):
for file in files:
os.remove(os.path.join(root, file))
print("**Starting containernet REST Server.")
thr = threading.Thread(target=start_rest,
args=(net, )) # comma behind net is on purpose
thr.daemon = True
thr.start()
# wait for connection with controller
time.sleep(3)
hosts = net.hosts
# send arp from reqHost to every other host -> required by ONOS HostService to resolve hosts (i.e. map MAC<->IP)
reqHost = hosts[0]
for host in hosts:
if (host is not reqHost):
startARP(reqHost, reqHost.IP(), reqHost.MAC(), host.IP(),
reqHost.intf())
CLI(net)
## set up UDP servers to join group
for host in hosts:
if host.name in ['tbs10host', 'tbs11host', 'tbs4host', 'tbs21host']:
startUDPServer(host, GROUP_IP, host.IP())
CLI(net)
## send data
startUDPClient(net.getNodeByName('tbs17host'),
GROUP_IP,
UDP_MESSAGE_SIZE_BYTES,
count=PACKET_COUNT,
rate=PACKETS_PER_SECOND)
CLI(net)
net.stop()
def topology():
"Create a network with some docker containers acting as hosts."
edgefile = os.path.join(RESULTS_FOLDER, "./substrate.edges.empty.data")
nodesfile = os.path.join(RESULTS_FOLDER, "./substrate.nodes.data")
CDNfile = os.path.join(RESULTS_FOLDER, "CDN.nodes.data")
startersFile = os.path.join(RESULTS_FOLDER, "starters.nodes.data")
solutionsFile = os.path.join(RESULTS_FOLDER, "solutions.data")
service_edges = os.path.join(RESULTS_FOLDER, "./service.edges.data")
switch = partial(OVSSwitch, protocols='OpenFlow13')
topo = loadTopo(edgefile, nodesfile, CDNfile, startersFile, solutionsFile,
service_edges)
c = RemoteController('c', '0.0.0.0', 6633)
# topodock= loaddocker(os.path.join(RESULTS_FOLDER, "./substrate.edges.data"), os.path.join(RESULTS_FOLDER, "./substrate.nodes.data"))
info('*** Start Containernet\n')
net = Containernet(topo=topo, controller=c, link=TCLink, switch=switch)
for host in net.hosts:
if host.name in topo._cmd:
for cmd in topo._cmd[host.name]:
print("send cmd")
print((host.sendCmd(cmd)))
info('*** Starting network\n')
net.start()
info('*** Running CLI\n')
CLI(net)
info('*** Stopping network')
net.stop()
def createNet(self,
nswitches=1,
nhosts=0,
ndockers=0,
nlibvirt=0,
autolinkswitches=False,
use_running=False):
"""
Creates a Mininet instance and automatically adds some
nodes to it.
"""
self.net = Containernet(controller=Controller,
mgmt_net={'mac': '00:AA:BB:CC:DD:EE'},
cmd_endpoint="qemu:///system")
self.net.addController('c0')
# add some switches
for i in range(0, nswitches):
self.s.append(self.net.addSwitch('s%d' % i))
# if specified, chain all switches
if autolinkswitches:
for i in range(0, len(self.s) - 1):
self.net.addLink(self.s[i], self.s[i + 1])
# add some hosts
for i in range(0, nhosts):
self.h.append(self.net.addHost('h%d' % i))
# add some dockers
for i in range(0, ndockers):
self.d.append(self.net.addDocker('d%d' % i,
dimage="ubuntu:trusty"))
for i in range(1, nlibvirt + 1):
self.l.append(
self.net.addLibvirthost('vm%d' % i,
disk_image=DISK_IMAGE,
use_existing_vm=use_running))
def topology():
"Create a network with some docker containers acting as hosts."
net = Containernet(controller=Controller)
info('*** Adding controller\n')
net.addController('c0')
info('*** Adding docker containers\n')
d1 = net.addDocker('d1', ip='10.0.0.251', dimage="mpeuster/stress", cpuset="0,1")
d1.sendCmd("./start.sh")
info('*** Starting network\n')
net.start()
info('*** Running CLI\n')
CLI(net)
info('*** Stopping network')
net.stop()
def main():
os.system("rm -f /tmp/R*.log /tmp/R*.pid logs/*")
os.system("mn -c >/dev/null 2>&1")
os.system("killall -9 zebra bgpd > /dev/null 2>&1")
net = Containernet(topo=SimpleTopo(), switch=Router)
net.start()
for router in net.switches:
router.cmd("sysctl -w net.ipv4.ip_forward=1")
router.waitOutput()
log("Waiting %d seconds for sysctl changes to take effect..." % args.sleep)
sleep(args.sleep)
for router in net.switches:
router.cmd(
"/usr/sbin/zebra -f conf/zebra-%s.conf -d -i /tmp/zebra-%s.pid > logs/%s-zebra-stdout 2>&1"
% (router.name, router.name, router.name))
router.waitOutput()
router.cmd(
"/usr/sbin/bgpd -f conf/bgpd-%s.conf -d -i /tmp/bgp-%s.pid > logs/%s-bgpd-stdout 2>&1"
% (router.name, router.name, router.name),
shell=True)
router.waitOutput()
log("Starting zebra and bgpd on %s" % router.name)
if router.name == "R1":
r1 = router
if router.name == "R2":
r2 = router
info('*** Adding docker containers\n')
d1 = net.addDocker('d1', path="./Dockerfile.webserver", rm=True)
d2 = net.addDocker('d2', path="./Dockerfile.webserver", rm=True)
net.addLink(d1, r1)
net.addLink(d2, r2)
CLI(net)
net.stop()
os.system("killall -9 zebra bgpd")
def __init__(self) -> None:
system('clear')
system('sudo mn -c')
self.clear_logs()
self.network: Containernet = Containernet(controller=RemoteController,
switch=OVSSwitch,
link=TCLink,
autoSetMacs=True,
ipBase='10.0.0.0/8')
self.load_topology(TOPOLOGY_FILE)
self.network.addController('c0',
controller=RemoteController,
ip='127.0.0.1',
port=6653)
self.network.start()
self.add_arps()
def addSwitch( self, name, add_to_graph=True, **params ):
"""
Wrapper for addSwitch method to store switch also in graph.
"""
# add this switch to the global topology overview
if add_to_graph:
self.DCNetwork_graph.add_node(name, type=params.get('type','switch'))
# set the learning switch behavior
if 'failMode' in params :
failMode = params['failMode']
else :
failMode = self.failMode
s = Containernet.addSwitch(self, name, protocols='OpenFlow10,OpenFlow12,OpenFlow13', failMode=failMode, **params)
return s
def addSwitch( self, name, add_to_graph=True, **params ):
"""
Wrapper for addSwitch method to store switch also in graph.
"""
# add this switch to the global topology overview
if add_to_graph:
self.DCNetwork_graph.add_node(name, type=params.get('type','switch'))
# set the learning switch behavior
if 'failMode' in params :
failMode = params['failMode']
else :
failMode = self.failMode
s = Containernet.addSwitch(self, name, protocols='OpenFlow10,OpenFlow12,OpenFlow13', failMode=failMode, **params)
return s
def topology():
"Create a network with some docker containers acting as hosts."
global net
net = Containernet()
info('*** Adding controller\n')
net.addController(name='c0',
controller=RemoteController,
ip='172.17.0.2',
protocol='tcp',
port=6653)
info('*** Starting network\n')
net.start()
# server ip
run(host='localhost', port=8090)
# info('*** Running CLI\n')
# CLI(net)
info('*** Stopping network')
net.stop()
def topology():
"Create a network with some docker containers acting as hosts."
net = Containernet(controller=Controller)
info('*** Adding controller\n')
net.addController('c0')
info('*** Adding docker containers\n')
d1 = net.addDocker('d1', ip='10.0.0.251', dimage="mpeuster/stress", cpuset_cpus="0,1")
d1.sendCmd("./start.sh")
info('*** Starting network\n')
net.start()
info('*** Running CLI\n')
CLI(net)
info('*** Stopping network')
net.stop()
def createTopo(pod, density, ip="127.0.0.1", port=6633, bw_c2a=0.8, bw_a2e=0.4, bw_h2a=0.2):
logging.debug("LV1 Create Fattree")
topo = Fattree(pod, density)
topo.createTopo()
topo.createLink(bw_c2a=bw_c2a, bw_a2e=bw_a2e, bw_h2a=bw_h2a)
logging.debug("LV1 Start Mininet")
CONTROLLER_IP = ip
CONTROLLER_PORT = port
net = Containernet(topo=topo, link=TCLink, controller=None, autoSetMacs=True,
autoStaticArp=True)
net.addController(
'controller', controller=RemoteController,
ip=CONTROLLER_IP, port=CONTROLLER_PORT)
net.start()
dump_etc_hosts(net)
dump_mpi_hosts_file(net)
run_set_ssh(net)
CLI(net)
net.stop()
def addSwitch( self, name, add_to_graph=True, **params ):
"""
Wrapper for addSwitch method to store switch also in graph.
"""
# add this switch to the global topology overview
if add_to_graph:
self.DCNetwork_graph.add_node(name)
# set the learning switch behavior
if 'failMode' in params :
failMode = params['failMode']
else :
failMode = self.failMode
s = Containernet.addSwitch(self, name, protocols='OpenFlow10,OpenFlow12,OpenFlow13', failMode=failMode, **params)
# set flow entry that enables learning switch behavior (needed to enable E-LAN functionality)
#LOG.info('failmode {0}'.format(failMode))
#if failMode == 'standalone' :
# LOG.info('add NORMAL')
# s.dpctl('add-flow', 'actions=NORMAL')
return s
def createNet(
self,
nswitches=1, nhosts=0, ndockers=0,
autolinkswitches=False):
"""
Creates a Mininet instance and automatically adds some
nodes to it.
"""
self.net = Containernet( controller=Controller )
self.net.addController( 'c0' )
# add some switches
for i in range(0, nswitches):
self.s.append(self.net.addSwitch('s%d' % i))
# if specified, chain all switches
if autolinkswitches:
for i in range(0, len(self.s) - 1):
self.net.addLink(self.s[i], self.s[i + 1])
# add some hosts
for i in range(0, nhosts):
self.h.append(self.net.addHost('h%d' % i))
# add some dockers
for i in range(0, ndockers):
self.d.append(self.net.addDocker('d%d' % i, dimage="ubuntu:trusty"))
def topology():
"Create a network with some docker containers acting as hosts."
net = Containernet(controller=Controller)
info('*** Adding controller\n')
net.addController('c0')
info('*** Adding hosts\n')
h1 = net.addHost('h1')
h2 = net.addHost('h2')
info('*** Adding docker containers\n')
d1 = net.addDocker('d1', ip='10.0.0.251', dimage="ubuntu:trusty")
d2 = net.addDocker('d2', ip='10.0.0.252', dimage="ubuntu:trusty", cpu_period=50000, cpu_quota=25000)
d3 = net.addHost(
'd3', ip='11.0.0.253', cls=Docker, dimage="ubuntu:trusty", cpu_shares=20)
d5 = net.addDocker('d5', dimage="ubuntu:trusty", volumes=["/:/mnt/vol1:rw"])
info('*** Adding switch\n')
s1 = net.addSwitch('s1')
s2 = net.addSwitch('s2', cls=OVSSwitch)
s3 = net.addSwitch('s3')
info('*** Creating links\n')
net.addLink(h1, s1)
net.addLink(s1, d1)
net.addLink(h2, s2)
net.addLink(d2, s2)
net.addLink(s1, s2)
#net.addLink(s1, s2, cls=TCLink, delay="100ms", bw=1, loss=10)
# try to add a second interface to a docker container
net.addLink(d2, s3, params1={"ip": "11.0.0.254/8"})
net.addLink(d3, s3)
info('*** Starting network\n')
net.start()
net.ping([d1, d2])
# our extended ping functionality
net.ping([d1], manualdestip="10.0.0.252")
net.ping([d2, d3], manualdestip="11.0.0.254")
info('*** Dynamically add a container at runtime\n')
d4 = net.addDocker('d4', dimage="ubuntu:trusty")
# we have to specify a manual ip when we add a link at runtime
net.addLink(d4, s1, params1={"ip": "10.0.0.254/8"})
# other options to do this
#d4.defaultIntf().ifconfig("10.0.0.254 up")
#d4.setIP("10.0.0.254")
net.ping([d1], manualdestip="10.0.0.254")
info('*** Running CLI\n')
CLI(net)
info('*** Stopping network')
net.stop()
def start(self):
# start
for dc in self.dcs.itervalues():
dc.start()
Containernet.start(self)
class simpleTestTopology( unittest.TestCase ):
"""
Helper class to do basic test setups.
s1 -- s2 -- s3 -- ... -- sN
"""
def __init__(self, *args, **kwargs):
self.net = None
self.s = [] # list of switches
self.h = [] # list of hosts
self.d = [] # list of docker containers
self.docker_cli = None
super(simpleTestTopology, self).__init__(*args, **kwargs)
def createNet(
self,
nswitches=1, nhosts=0, ndockers=0,
autolinkswitches=False):
"""
Creates a Mininet instance and automatically adds some
nodes to it.
"""
self.net = Containernet( controller=Controller )
self.net.addController( 'c0' )
# add some switches
for i in range(0, nswitches):
self.s.append(self.net.addSwitch('s%d' % i))
# if specified, chain all switches
if autolinkswitches:
for i in range(0, len(self.s) - 1):
self.net.addLink(self.s[i], self.s[i + 1])
# add some hosts
for i in range(0, nhosts):
self.h.append(self.net.addHost('h%d' % i))
# add some dockers
for i in range(0, ndockers):
self.d.append(self.net.addDocker('d%d' % i, dimage="ubuntu:trusty"))
def startNet(self):
self.net.start()
def stopNet(self):
self.net.stop()
def getDockerCli(self):
"""
Helper to interact with local docker instance.
"""
if self.docker_cli is None:
self.docker_cli = docker.APIClient(
base_url='unix://var/run/docker.sock')
return self.docker_cli
@staticmethod
def setUp():
pass
@staticmethod
def tearDown():
cleanup()
# make sure that all pending docker containers are killed
with open(os.devnull, 'w') as devnull:
subprocess.call(
"docker rm -f $(docker ps --filter 'label=com.containernet' -a -q)",
stdout=devnull,
stderr=devnull,
shell=True)
def getContainernetContainers(self):
"""
List the containers managed by containernet
"""
return self.getDockerCli().containers(filters={"label": "com.containernet"})
def removeDocker( self, label, **params ):
"""
Wrapper for removeDocker method to update graph.
"""
self.DCNetwork_graph.remove_node(label)
return Containernet.removeDocker(self, label, **params)
def addLink(self, node1, node2, **params):
"""
Able to handle Datacenter objects as link
end points.
"""
assert node1 is not None
assert node2 is not None
LOG.debug("addLink: n1=%s n2=%s" % (str(node1), str(node2)))
# ensure type of node1
if isinstance( node1, basestring ):
if node1 in self.dcs:
node1 = self.dcs[node1].switch
if isinstance( node1, Datacenter ):
node1 = node1.switch
# ensure type of node2
if isinstance( node2, basestring ):
if node2 in self.dcs:
node2 = self.dcs[node2].switch
if isinstance( node2, Datacenter ):
node2 = node2.switch
# try to give containers a default IP
if isinstance( node1, Docker ):
if "params1" not in params:
params["params1"] = {}
if "ip" not in params["params1"]:
params["params1"]["ip"] = self.getNextIp()
if isinstance( node2, Docker ):
if "params2" not in params:
params["params2"] = {}
if "ip" not in params["params2"]:
params["params2"]["ip"] = self.getNextIp()
# ensure that we allow TCLinks between data centers
# TODO this is not optimal, we use cls=Link for containers and TCLink for data centers
# see Containernet issue: https://github.com/mpeuster/containernet/issues/3
if "cls" not in params:
params["cls"] = TCLink
link = Containernet.addLink(self, node1, node2, **params)
# try to give container interfaces a default id
node1_port_id = node1.ports[link.intf1]
if isinstance(node1, Docker):
if "id" in params["params1"]:
node1_port_id = params["params1"]["id"]
node1_port_name = link.intf1.name
node2_port_id = node2.ports[link.intf2]
if isinstance(node2, Docker):
if "id" in params["params2"]:
node2_port_id = params["params2"]["id"]
node2_port_name = link.intf2.name
# add edge and assigned port number to graph in both directions between node1 and node2
# port_id: id given in descriptor (if available, otherwise same as port)
# port: portnumber assigned by Containernet
attr_dict = {}
# possible weight metrics allowed by TClink class:
weight_metrics = ['bw', 'delay', 'jitter', 'loss']
edge_attributes = [p for p in params if p in weight_metrics]
for attr in edge_attributes:
# if delay: strip ms (need number as weight in graph)
match = re.search('([0-9]*\.?[0-9]+)', params[attr])
if match:
attr_number = match.group(1)
else:
attr_number = None
attr_dict[attr] = attr_number
attr_dict2 = {'src_port_id': node1_port_id, 'src_port_nr': node1.ports[link.intf1],
'src_port_name': node1_port_name,
'dst_port_id': node2_port_id, 'dst_port_nr': node2.ports[link.intf2],
'dst_port_name': node2_port_name}
attr_dict2.update(attr_dict)
self.DCNetwork_graph.add_edge(node1.name, node2.name, attr_dict=attr_dict2)
attr_dict2 = {'src_port_id': node2_port_id, 'src_port_nr': node2.ports[link.intf2],
'src_port_name': node2_port_name,
'dst_port_id': node1_port_id, 'dst_port_nr': node1.ports[link.intf1],
'dst_port_name': node1_port_name}
attr_dict2.update(attr_dict)
self.DCNetwork_graph.add_edge(node2.name, node1.name, attr_dict=attr_dict2)
return link
def removeExtSAP(self, sap_name, **params):
"""
Wrapper for removeExtSAP method to remove SAP also from graph.
"""
self.DCNetwork_graph.remove_node(sap_name)
return Containernet.removeExtSAP(self, sap_name)
# Variables del programa
num_machines = 4 # Numero de hosts elementales
hosts = [] # Host elementales (h1, h2, h3, h4, h5, h6)
links = []
setLogLevel('info')
info('*** Inicio de la configuración de la red ***\n')
info('*** Create the controller \n')
c0 = RemoteController('c0', ip='172.17.0.2', port=6633)
info(c0)
info('*** Create Simple topology example\n')
net = Containernet(build=False, link=TCLink)
# Initialize topology
# Add containers
info('*** Adding docker containers using local_test_machine1 images\n')
# Agregando host de la red
for i in range(0, num_machines):
hosts.append(
net.addDocker('h' + str(i + 1),
ip='10.0.0.' + str(i + 1),
dimage="local_test_machine1"))
# Agregando host de medida
c_h100 = net.addDocker('c_h100', ip='10.0.0.100', dimage="local_test_machine1")
s_h200 = net.addDocker('s_h200',
def tfTopo():
net = Containernet( topo=None, controller=RemoteController, switch=OVSKernelSwitch )
net.addController( 'c0', RemoteController, ip="127.0.0.1", port=6633 )
#Arguments
opts, args = getopt.getopt(sys.argv[1:], "", ["flows=", "dos="])
for o, a in opts:
if o == "--flows":
number_of_flows=int(a)
print "Flows: ",a
elif o in ("--dos"):
number_of_dos=int(a)
print "DoS: ",a
# Hosts
h1 = net.addHost('h1', ip='10.0.0.1', mac='00:00:00:00:00:01')
h2 = net.addHost('h2', ip='10.0.0.2', mac='00:00:00:00:00:02')
h3 = net.addHost('h3', ip='10.0.0.3', mac='00:00:00:00:00:03')
h4 = net.addHost('h4', ip='10.0.0.4', mac='00:00:00:00:00:04')
h5 = net.addHost('h5', ip='10.0.0.5', mac='00:00:00:00:00:05')
h6 = net.addHost('h6', ip='10.0.0.6', mac='00:00:00:00:00:06')
h7 = net.addHost('h7', ip='10.0.0.7', mac='00:00:00:00:00:07')
h8 = net.addHost('h8', ip='10.0.0.8', mac='00:00:00:00:00:08')
h9 = net.addHost('h9', ip='10.0.0.9', mac='00:00:00:00:00:09')
h10 = net.addHost('h10', ip='10.0.0.10', mac='00:00:00:00:00:10')
p1 = net.addHost('p1', ip='10.0.1.1', mac='00:00:00:00:01:01', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
p2 = net.addHost('p2', ip='10.0.1.2', mac='00:00:00:00:01:02', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
p3 = net.addHost('p3', ip='10.0.1.3', mac='00:00:00:00:01:03', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
p4 = net.addHost('p4', ip='10.0.1.4', mac='00:00:00:00:01:04', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
p5 = net.addHost('p5', ip='10.0.1.5', mac='00:00:00:00:01:05', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
p6 = net.addHost('p6', ip='10.0.1.6', mac='00:00:00:00:01:06', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
#Switches
s1 = net.addSwitch('s1')
s2 = net.addSwitch('s2')
s3 = net.addSwitch('s3')
s4 = net.addSwitch('s4')
s5 = net.addSwitch('s5')
s6 = net.addSwitch('s6')
s7 = net.addSwitch('s7')
s8 = net.addSwitch('s8')
s9 = net.addSwitch('s9')
s10 = net.addSwitch('s10')
#PoP Hosts
net.addLink(p1,s1, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p1,s1)
net.addLink(p2,s2, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p2,s2)
net.addLink(p3,s3, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p3,s3)
net.addLink(p4,s4, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p4,s4)
net.addLink(p5,s5, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p5,s5)
net.addLink(p6,s6, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p6,s6)
#Normal Hosts
net.addLink(h1,s1, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h2,s2, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h3,s3, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h4,s4, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h5,s5, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h6,s6, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h7,s7, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h8,s8, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h9,s9, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h10,s10, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(s7, s1, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss) #s7-s1
net.addLink(s7, s2, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s1, s2, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s1, s8, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s1, s3, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s1, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s8, s3, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s2, s5, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s2, s4, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s3, s5, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s3, s4, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s4, s9, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s4, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s5, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s5, s10, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s9, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s10, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.start()
for host in net.hosts:
if "h" in host.name:
host.cmd('ethtool -K %s-eth0 tso off' % host.name)
host.cmd('python httpserver.py 80 &')
for host in net.hosts:
if "p" in host.name:
call("sudo bash Click/runFirewall.sh %s Click/firewall3.click " % host.name,shell=True)
CLI(net)
net.stop()
def __init__(self, controller=RemoteController, monitor=False,
enable_learning=False, # learning switch behavior of the default ovs switches icw Ryu controller can be turned off/on, needed for E-LAN functionality
dc_emulation_max_cpu=1.0, # fraction of overall CPU time for emulation
dc_emulation_max_mem=512, # emulation max mem in MB
**kwargs):
"""
Create an extended version of a Containernet network
:param dc_emulation_max_cpu: max. CPU time used by containers in data centers
:param kwargs: path through for Mininet parameters
:return:
"""
# members
self.dcs = {}
self.ryu_process = None
#list of deployed nsds.E_Lines and E_LANs (uploaded from the dummy gatekeeper)
self.deployed_nsds = []
self.deployed_elines = []
self.deployed_elans = []
self.vlan_dict = {}
# flag to indicate if the topology has been stopped (e.g. by api call)
self.exit = False
# always cleanup environment before we start the emulator
self.killRyu()
cleanup()
# call original Docker.__init__ and setup default controller
Containernet.__init__(
self, switch=OVSKernelSwitch, controller=controller, **kwargs)
# default switch configuration
enable_ryu_learning = False
if enable_learning :
self.failMode = 'standalone'
enable_ryu_learning = True
else:
self.failMode = 'secure'
# Ryu management
if controller == RemoteController:
# start Ryu controller
self.startRyu(learning_switch=enable_ryu_learning)
# add the specified controller
self.addController('c0', controller=controller)
# graph of the complete DC network
self.DCNetwork_graph = nx.MultiDiGraph()
# initialize pool of vlan tags to setup the SDN paths
self.vlans = range(1, 4095)[::-1]
# link to Ryu REST_API
ryu_ip = 'localhost'
ryu_port = '8080'
self.ryu_REST_api = 'http://{0}:{1}'.format(ryu_ip, ryu_port)
self.RyuSession = requests.Session()
# monitoring agent
if monitor:
self.monitor_agent = DCNetworkMonitor(self)
else:
self.monitor_agent = None
# initialize resource model registrar
self.rm_registrar = ResourceModelRegistrar(
dc_emulation_max_cpu, dc_emulation_max_mem)
self.cpu_period = CPU_PERIOD
def tfTopo():
net = Containernet( topo=None, controller=RemoteController, switch=OVSKernelSwitch )
net.addController( 'c0', RemoteController, ip="127.0.0.1", port=6633 )
# Hosts
h1 = net.addHost('h1', ip='10.0.0.1', mac='00:00:00:00:00:01')
h2 = net.addHost('h2', ip='10.0.0.2', mac='00:00:00:00:00:02')
h3 = net.addHost('h3', ip='10.0.0.3', mac='00:00:00:00:00:03', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10)
h4 = net.addHost('h4', ip='10.0.0.4', mac='00:00:00:00:00:04')
h5 = net.addHost('h5', ip='10.0.0.5', mac='00:00:00:00:00:05')
#Switches
s1 = net.addSwitch('s1')
s2 = net.addSwitch('s2')
s3 = net.addSwitch('s3')
s4 = net.addSwitch('s4')
s5 = net.addSwitch('s5')
net.addLink(h3,s3)
net.addLink(h3,s3)
net.addLink(s1,s2)
net.addLink(s2,s3)
net.addLink(s3,s4)
net.addLink(s4,s5)
net.addLink(h1,s1)
net.addLink(h2,s2)
net.addLink(h4,s4)
net.addLink(h5,s5)
net.start()
for host in net.hosts:
if "h" in host.name:
host.cmd('ethtool -K %s-eth0 tso off' % host.name)
#call("echo %s "% 'ha',shell=True)
CLI(net)
net.stop()
#!/usr/bin/python
"""
This topology is used to test the compatibility of different Docker images.
The images to be tested can be found in 'examples/example-containers'.
They are build with './build.sh'
"""
from mininet.net import Containernet
from mininet.node import Controller
from mininet.cli import CLI
from mininet.link import TCLink
from mininet.log import info, setLogLevel
setLogLevel('info')
net = Containernet(controller=Controller)
info('*** Adding controller\n')
net.addController('c0')
info('*** Adding docker containers\n')
d1 = net.addDocker('d1', dimage="ubuntu:trusty")
d2 = net.addDocker('d2', dimage="containernet_example:ubuntu1404")
d3 = net.addDocker('d3', dimage="containernet_example:ubuntu1604")
d4 = net.addDocker('d4', dimage="containernet_example:ubuntu1804")
d5 = net.addDocker('d5', dimage="containernet_example:centos6")
d6 = net.addDocker('d6', dimage="containernet_example:centos7")
info('*** Adding switches\n')
s1 = net.addSwitch('s1')
info('*** Creating links\n')
net.addLink(d1, s1)
net.addLink(d2, s1)
def tfTopo():
net = Containernet( topo=None, controller=RemoteController, switch=OVSKernelSwitch )
net.addController( 'c0', RemoteController, ip="127.0.0.1", port=6633 )
# Hosts
h1 = net.addHost('h1', ip='10.0.0.1', mac='00:00:00:00:00:01')
h2 = net.addHost('h2', ip='10.0.0.2', mac='00:00:00:00:00:02')
h3 = net.addHost('h3', ip='10.0.0.3', mac='00:00:00:00:00:03', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_shares=2)
h4 = net.addHost('h4', ip='10.0.0.4', mac='00:00:00:00:00:04', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_shares=10)
h5 = net.addHost('h5', ip='10.0.0.5', mac='00:00:00:00:00:05', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_shares=10)
h6 = net.addHost('h6', ip='10.0.0.6', mac='00:00:00:00:00:06')
h7 = net.addHost('h7', ip='10.0.0.7', mac='00:00:00:00:00:07')
h8 = net.addHost('h8', ip='10.0.0.8', mac='00:00:00:00:00:08')
h9 = net.addHost('h9', ip='10.0.0.9', mac='00:00:00:00:00:09')
#Switches
s1 = net.addSwitch('s1')
s2 = net.addSwitch('s2')
s3 = net.addSwitch('s3')
s4 = net.addSwitch('s4')
s5 = net.addSwitch('s5')
s6 = net.addSwitch('s6')
s7 = net.addSwitch('s7')
s8 = net.addSwitch('s8')
s9 = net.addSwitch('s9')
net.addLink(h3,s3)
net.addLink(h3,s3)
net.addLink(h4,s4)
net.addLink(h4,s4)
net.addLink(h5,s5)
net.addLink(h5,s5)
net.addLink(s1,s6)
net.addLink(s1,s7)
#net.addLink(s6, s3, cls=TCLink, delay="100ms", bw=0.5, loss=0)
net.addLink(s6,s3)
net.addLink(s6, s4, cls=TCLink, delay="1ms", bw=2, loss=0)
#net.addLink(s6,s4)
net.addLink(s6,s5)
net.addLink(s7,s3)
net.addLink(s7,s5)
net.addLink(s3,s8)
net.addLink(s3,s9)
net.addLink(s4,s8, cls=TCLink, delay="1ms", bw=2, loss=0)
net.addLink(s4,s9)
net.addLink(s5,s9)
net.addLink(s8,s2)
net.addLink(s9,s2)
net.addLink(h1,s1)
net.addLink(h2,s2)
net.addLink(h6,s6)
net.addLink(h7,s7)
net.addLink(h8,s8)
net.addLink(h9,s9)
net.start()
for host in net.hosts:
if "h" in host.name:
host.cmd('ethtool -K %s-eth0 tso off' % host.name)
call("sudo bash Click/runFirewall.sh h3 Click/firewall3.click ",shell=True)
call("sudo bash Click/runFirewall.sh h4 Click/firewall3.click ",shell=True)
call("sudo bash Click/runFirewall.sh h5 Click/firewall3.click ",shell=True)
h2.cmd('python -m SimpleHTTPServer 80 &')
CLI(net)
net.stop()
class LinuxRouter(Node):
"A Node with IP forwarding enabled."
def config(self, **params):
super(LinuxRouter, self).config(**params)
# Enable forwarding on the router
self.cmd('sysctl net.ipv4.ip_forward=1')
def terminate(self):
self.cmd('sysctl net.ipv4.ip_forward=0')
super(LinuxRouter, self).terminate()
net = Containernet(controller=Controller)
info('*** Adding controller\n')
net.addController('c0', port=6654)
info('*** Adding Router\n')
defaultIP = '172.17.0.0/24' # IP address for r0-eth1
router = net.addNode('r0', cls=LinuxRouter, ip=defaultIP)
info('*** Adding docker containers using {} images\n'.format(IMAGE_NAME))
# port bindings is swapped (host_machine:docker_container)
d1 = net.addDocker(name='d1',
ip='10.0.0.251',
ports=[1883],
port_bindings={1883: 1883},
def tfTopo():
net = Containernet( topo=None, controller=RemoteController, switch=OVSKernelSwitch )
net.addController( 'c0', RemoteController, ip="127.0.0.1", port=6633 )
#Arguments
opts, args = getopt.getopt(sys.argv[1:], "", ["flows=", "dos="])
for o, a in opts:
if o == "--flows":
number_of_flows=int(a)
print "Flows: ",a
elif o in ("--dos"):
number_of_dos=int(a)
print "DoS: ",a
# Hosts
h1 = net.addHost('h1', ip='10.0.0.1', mac='00:00:00:00:00:01')
h2 = net.addHost('h2', ip='10.0.0.2', mac='00:00:00:00:00:02')
h3 = net.addHost('h3', ip='10.0.0.3', mac='00:00:00:00:00:03')
h4 = net.addHost('h4', ip='10.0.0.4', mac='00:00:00:00:00:04')
h5 = net.addHost('h5', ip='10.0.0.5', mac='00:00:00:00:00:05')
h6 = net.addHost('h6', ip='10.0.0.6', mac='00:00:00:00:00:06')
h7 = net.addHost('h7', ip='10.0.0.7', mac='00:00:00:00:00:07')
h8 = net.addHost('h8', ip='10.0.0.8', mac='00:00:00:00:00:08')
h9 = net.addHost('h9', ip='10.0.0.9', mac='00:00:00:00:00:09')
h10 = net.addHost('h10', ip='10.0.0.10', mac='00:00:00:00:00:10')
p1 = net.addHost('p1', ip='10.0.1.1', mac='00:00:00:00:01:01', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
p2 = net.addHost('p2', ip='10.0.1.2', mac='00:00:00:00:01:02', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
p3 = net.addHost('p3', ip='10.0.1.3', mac='00:00:00:00:01:03', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
p4 = net.addHost('p4', ip='10.0.1.4', mac='00:00:00:00:01:04', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
p5 = net.addHost('p5', ip='10.0.1.5', mac='00:00:00:00:01:05', cls=Docker, dimage='gmiotto/click',mem_limit=1024*1024*10, cpu_quota=pop_cpu_percentage*100,cpu_period=10000)
#Switches
s1 = net.addSwitch('s1')
s2 = net.addSwitch('s2')
s3 = net.addSwitch('s3')
s4 = net.addSwitch('s4')
s5 = net.addSwitch('s5')
s6 = net.addSwitch('s6')
s7 = net.addSwitch('s7')
s8 = net.addSwitch('s8')
s9 = net.addSwitch('s9')
s10 = net.addSwitch('s10')
#PoP Hosts
net.addLink(p1,s1, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p1,s1)
net.addLink(p2,s2, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p2,s2)
net.addLink(p3,s3, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p3,s3)
net.addLink(p4,s4, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p4,s4)
net.addLink(p5,s5, cls=TCLink, delay=pop_link_delay,bw=pop_link_bw,loss=pop_link_loss)
net.addLink(p5,s5)
#Normal Hosts
net.addLink(h1,s1, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h2,s2, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h3,s3, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h4,s4, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h5,s5, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h6,s6, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h7,s7, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h8,s8, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h9,s9, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(h10,s10, cls=TCLink, delay=host_switch_delay,bw=host_switch_bw,loss=host_switch_loss)
net.addLink(s7, s1, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss) #s7-s1
net.addLink(s7, s2, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s1, s2, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s1, s8, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s1, s3, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s1, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s8, s3, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s2, s5, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s2, s4, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s3, s5, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s3, s4, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s4, s9, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s4, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s5, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s5, s10, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s9, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.addLink(s10, s6, cls=TCLink, delay=inter_switch_delay,bw=inter_switch_bw,loss=inter_switch_loss)
net.start()
for host in net.hosts:
if "h" in host.name:
host.cmd('ethtool -K %s-eth0 tso off' % host.name)
host.cmd('python httpserver.py 80 &')
for host in net.hosts:
if "p" in host.name:
call("sudo bash Click/runFirewall.sh %s Click/firewall3.click " % host.name,shell=True)
time.sleep(5)
#Flows
random.seed()
hs = [0,1,2,3,4,5,6,7,8,9]
random.shuffle(hs)
if number_of_flows > 5:
number_of_flows = 5
for i in range(0,number_of_flows):
h_src = hs[2*i]
h_tgt = hs[2*i+1]
#pair = random.sample([0,1,2,3,4,5,6,7,8,9],2)
# print net.hosts[pair[0]].name, "->", net.hosts[pair[1]].name
net.hosts[h_src].cmd('bash client.sh "%s" 10.0.0.%s &' % (net.hosts[h_src].name, h_tgt+1))
net.hosts[h_src].cmd('echo ha')
print 'bash client.sh "%s" %s &' % (net.hosts[h_src].name, net.hosts[h_tgt].name)
time.sleep(2)
targets = [1,2,3,4,5]
random.shuffle(targets)
for i in range(0,number_of_dos):
h1.cmd('ping -c1 10.0.1.%s &' % targets[i])
print "Attacking p%s" % targets[i]
#h1.cmd('ping -c10 p5 &')
time.sleep(60)
#time.sleep(150)
for host in net.hosts:
if "h" in host.name:
host.cmd('echo ha')
#CLI(net)
net.stop()
if options.get("multi", False):
for i in range(multi_count):
host_name_i = host_name + "-" + str(i + 1)
host = net[host_name_i]
host.cmd("/usr/sbin/sshd -D -o UseDNS=no -u0 &")
debug("Starting SSHD on host")
waitListening(client=host,
server=host,
port=22,
timeout=5)
else:
host = net[host_name]
host.cmd("/usr/sbin/sshd -D -o UseDNS=no -u0 &")
debug("Starting SSHD on host")
waitListening(client=host, server=host, port=22, timeout=5)
if __name__ == '__main__':
# Tell mininet to print useful information
setLogLevel('info')
topo = CDCITopology()
net = Containernet(controller=Controller)
topo.configure_network(net, "lab03", 1)
net.start()
topo.start_sshd(net, "lab03", 1)
topo.configure_routes(net)
print("Host connections:")
#dumpNodeConnections(net.hosts)
CLI(net)
net.stop()
#!/usr/bin/python
"""
This is the most simple example to showcase Containernet.
"""
from mininet.net import Containernet
from mininet.node import Controller
from mininet.cli import CLI
from mininet.link import TCLink
from mininet.log import info, setLogLevel
setLogLevel('info')
net = Containernet(controller=Controller)
info('*** Adding controller\n')
net.addController('c0')
info('*** Adding docker containers\n')
d1 = net.addDocker('d1', ip='10.0.0.251', dimage="ubuntu:trusty")
d2 = net.addDocker('d2', ip='10.0.0.252', dimage="ubuntu:trusty")
info('*** Adding switches\n')
s1 = net.addSwitch('s1')
s2 = net.addSwitch('s2')
info('*** Creating links\n')
net.addLink(d1, s1)
net.addLink(s1, s2, cls=TCLink, delay='100ms', bw=1)
net.addLink(s2, d2)
info('*** Starting network\n')
net.start()
info('*** Testing connectivity\n')
net.ping([d1, d2])
info('*** Running CLI\n')
CLI(net)
info('*** Stopping network')
