def run():
net = Containernet(controller=Controller)
net.addController('c0', port=6654)
info('*** Adding routers\n')
r1 = net.addHost('r1', cls=LinuxRouter, ip='10.0.0.1/24')
r2 = net.addHost('r2', cls=LinuxRouter, ip='10.1.0.1/24')
info('*** Adding switches\n')
s1, s2 = [net.addSwitch(s) for s in ('s1', 's2')]
info('*** Adding host-switch links\n')
net.addLink(s1, r1, intfName2='r1-eth1', params2={'ip': '10.0.0.1/24'})
net.addLink(s2, r2, intfName2='r2-eth1', params2={'ip': '10.1.0.1/24'})
info('*** Adding switch-switch link\n')
net.addLink(r1,
r2,
intfName1='r1-eth2',
intfName2='r2-eth2',
params1={'ip': '10.100.0.1/24'},
params2={'ip': '10.100.0.2/24'})
info('*** Adding routing\n')
# r1.cmd("ip route add 10.1.0.0/24 via 10.100.0.1")
# r2.cmd("ip route add 10.0.0.0/24 via 10.100.0.2")
r1.cmd("ip route add 10.1.0.0/24 via 10.100.0.2 dev r1-eth2")
r2.cmd("ip route add 10.0.0.0/24 via 10.100.0.1 dev r2-eth2")
info('*** Adding hosts\n')
d1 = net.addHost(name='d1',
ip='10.0.0.251/24',
defaultRoute='via 10.0.0.1')
d2 = net.addHost(name='d2',
ip='10.1.0.252/24',
defaultRoute='via 10.1.0.1')
info('*** Adding host-switch link\n')
for d, s in [(d1, s1), (d2, s2)]:
info(net.addLink(d, s))
info('*** Starting network\n')
net.start()
net.staticArp()
info('*** Routing Table on Router:\n')
print((net['r1'].cmd('route')))
info('*** Routing Table on Router:\n')
print((net['r2'].cmd('route')))
info('*** Testing connectivity\n')
net.pingAll()
CLI(net)
net.stop()
def run():
net = Containernet(controller=Controller) # controller is used by s1-s3
net.addController('c0', port=6654)
# net = ipaddress.ip_network('192.0.2.0/24')
# router_1 = ipaddress.ip_address('10.0.1.1')
# router_2 = ipaddress.ip_address('10.0.2.1')
# router_3 = ipaddress.ip_address('10.0.3.1')
#
networks = [
ipaddress.ip_network('10.0.{}.0/24'.format(net))
for net in range(0, 3)
]
linking_networks = [
ipaddress.ip_network('10.{}.0.0/24'.format(net))
for net in range(10, 40, 10)
]
print(networks)
print(linking_networks)
router_1 = '{}/24'.format(next(networks[0].hosts()))
router_2 = '{}/24'.format(next(networks[1].hosts()))
router_3 = '{}/24'.format(next(networks[2].hosts()))
info('*** Adding routers\n')
r1 = net.addHost('r1', cls=LinuxRouter, ip=router_1)
r2 = net.addHost('r2', cls=LinuxRouter, ip=router_2)
r3 = net.addHost('r3', cls=LinuxRouter, ip=router_3)
info('*** Adding switches\n')
s1, s2, s3 = [net.addSwitch(s) for s in ('s1', 's2', 's3')]
info('*** Adding host-switch links\n')
net.addLink(s1, r1, intfName2='r1-eth1', params2={'ip': router_1})
net.addLink(s2, r2, intfName2='r2-eth1', params2={'ip': router_2})
net.addLink(s3, r3, intfName2='r3-eth1', params2={'ip': router_3})
info('*** Adding router-router links\n')
net.addLink(
r1,
r2,
intfName1='r1-eth2',
intfName2='r2-eth2',
params1={'ip': '{}/24'.format(linking_networks[0][1].compressed)},
params2={'ip': '{}/24'.format(linking_networks[0][2].compressed)})
net.addLink(
r2,
r3,
intfName1='r2-eth3',
intfName2='r3-eth2',
params1={'ip': '{}/24'.format(linking_networks[1][1].compressed)},
params2={'ip': '{}/24'.format(linking_networks[1][2].compressed)})
net.addLink(
r1,
r3,
intfName1='r1-eth3',
intfName2='r3-eth3',
params1={'ip': '{}/24'.format(linking_networks[2][1].compressed)},
params2={'ip': '{}/24'.format(linking_networks[2][2].compressed)})
info('*** Adding routing\n')
r1.cmd("ip route add 10.0.1.0/24 via 10.10.0.2 dev r1-eth2")
r2.cmd("ip route add 10.0.0.0/24 via 10.10.0.1 dev r2-eth2")
r2.cmd("ip route add 10.0.2.0/24 via 10.20.0.2 dev r2-eth3")
r3.cmd("ip route add 10.0.1.0/24 via 10.20.0.1 dev r3-eth2")
r1.cmd("ip route add 10.0.2.0/24 via 10.30.0.2 dev r1-eth3")
r3.cmd("ip route add 10.0.0.0/24 via 10.30.0.1 dev r3-eth3")
info('*** Adding hosts\n')
d1 = net.addDocker(name='d1',
ip='10.0.0.251/24',
defaultRoute='via 10.0.0.1',
ports=[1883],
port_bindings={1883: 1883},
dimage=IMAGE_NAME,
environment={
"EMQX_NAME": "docker1",
"EMQX_HOST": "10.0.0.251",
"EMQX_NODE__DIST_LISTEN_MAX": 6379,
"EMQX_LISTENER__TCP__EXTERNAL": 1883,
"EMQX_CLUSTER__DISCOVERY": "static",
"EMQX_CLUSTER__STATIC__SEEDS": "[email protected]"
})
d2 = net.addDocker(name='d2',
ip='10.0.1.252/24',
defaultRoute='via 10.0.1.1',
ports=[1883],
port_bindings={1883: 1884},
dimage=IMAGE_NAME,
environment={
"EMQX_NAME": "docker2",
"EMQX_HOST": "10.0.1.252",
"EMQX_NODE__DIST_LISTEN_MAX": 6379,
"EMQX_LISTENER__TCP__EXTERNAL": 1883,
"EMQX_CLUSTER__DISCOVERY": "static",
"EMQX_CLUSTER__STATIC__SEEDS": "[email protected]"
})
d3 = net.addDocker(name='d3',
ip='10.0.2.253/24',
defaultRoute='via 10.0.2.1',
ports=[1883],
port_bindings={1883: 1885},
dimage=IMAGE_NAME,
environment={
"EMQX_NAME": "docker3",
"EMQX_HOST": "10.0.2.253",
"EMQX_NODE__DIST_LISTEN_MAX": 6379,
"EMQX_LISTENER__TCP__EXTERNAL": 1883,
"EMQX_CLUSTER__DISCOVERY": "static",
"EMQX_CLUSTER__STATIC__SEEDS": "[email protected]"
})
info('*** Adding host-switch link\n')
for d, s in [(d1, s1), (d2, s2), (d3, s3)]:
print(net.addLink(d, s))
info('*** Starting network\n')
net.start()
net.staticArp()
info('*** Routing Table on Router:\n')
print((net['r1'].cmd('route')))
info('*** Routing Table on Router:\n')
print((net['r2'].cmd('route')))
info('*** Routing Table on Router:\n')
print((net['r3'].cmd('route')))
info('*** Testing connectivity\n')
net.pingAll()
info('*** Starting brokers\n')
d1.start()
d2.start()
d3.start()
CLI(net)
net.stop()
d2.start()
d3 = net.addDocker('d3',
cls=P4DockerHost,
ip='192.168.1.201',
dimage="containernet_example:lamp",
mac="00:00:00:00:00:A1")
d3.start()
info('*** Adding switches\n')
s1 = net.addSwitch('s1',
json="./load_balancer_hash.json",
loglevel="debug",
pktdump=True)
info('*** Creating links\n')
net.addLink(d1, s1)
net.addLink(d2, s1)
net.addLink(d3, s1)
net.addLink(h1, s1)
net.addLink(h2, s1)
info('*** Starting network\n')
net.start()
net.staticArp()
info('*** Running CLI\n')
CLI(net)
info('*** Stopping network')
net.stop()
def run():
"Test linux router"
net = Containernet(controller=Controller) # controller is used by s1-s3
net.addController('c0', port=6654)
defaultIP = '10.0.0.1/24' # IP address for r0-eth1
router = net.addHost('r0', cls=LinuxRouter, ip=defaultIP)
s1, s2, s3 = [net.addSwitch(s) for s in ('s1', 's2', 's3')]
net.addLink(s1, router, intfName2='r0-eth1', params2={'ip': defaultIP})
net.addLink(s2, router, intfName2='r0-eth2', params2={'ip': '10.0.1.1/24'})
net.addLink(s3,
router,
intfName2='r0-eth3',
params2={'ip': '192.0.2.1/24'})
d1 = net.addDocker(name='d1',
ip='10.0.0.251/24',
defaultRoute='via 10.0.0.1',
ports=[1883],
port_bindings={1883: 1883},
dimage=IMAGE_NAME,
environment={
"EMQX_NAME": "docker1",
"EMQX_HOST": "10.0.0.251",
"EMQX_NODE__DIST_LISTEN_MAX": 6379,
"EMQX_LISTENER__TCP__EXTERNAL": 1883,
"EMQX_CLUSTER__DISCOVERY": "static",
"EMQX_CLUSTER__STATIC__SEEDS": "[email protected]"
})
d2 = net.addDocker(name='d2',
ip='10.0.1.252/24',
defaultRoute='via 10.0.1.1',
ports=[1883],
port_bindings={1883: 1884},
dimage=IMAGE_NAME,
environment={
"EMQX_NAME": "docker2",
"EMQX_HOST": "10.0.1.252",
"EMQX_NODE__DIST_LISTEN_MAX": 6379,
"EMQX_LISTENER__TCP__EXTERNAL": 1883,
"EMQX_CLUSTER__DISCOVERY": "static",
"EMQX_CLUSTER__STATIC__SEEDS": "[email protected]"
})
d3 = net.addDocker(name='d3',
ip='192.0.2.253/24',
defaultRoute='via 192.0.2.1',
ports=[1883],
port_bindings={1883: 1885},
dimage=IMAGE_NAME,
environment={
"EMQX_NAME": "docker3",
"EMQX_HOST": "192.0.2.253",
"EMQX_NODE__DIST_LISTEN_MAX": 6379,
"EMQX_LISTENER__TCP__EXTERNAL": 1883,
"EMQX_CLUSTER__DISCOVERY": "static",
"EMQX_CLUSTER__STATIC__SEEDS": "[email protected]"
})
for h, s in [(d1, s1), (d2, s2), (d3, s3)]:
info(net.addLink(h, s, cls=TCLink, delay='10ms'))
info('*** Starting network\n')
net.start()
net.staticArp()
info('*** Testing connectivity\n')
net.pingAll()
info('*** Routing Table on Router:\n')
print((net['r0'].cmd('route')))
info('*** Starting brokers\n')
d1.start()
d2.start()
d3.start()
CLI(net)
net.stop()
def run():
"Test linux router"
net = Containernet ( controller=Controller ) # controller is used by s1-s3
net.addController('c0', port=6654)
defaultIP = '10.0.0.1/24' # IP address for r0-eth1
info('*** Adding routers\n')
r1 = net.addHost('r1', cls=LinuxRouter, ip='10.0.0.1/24')
r2 = net.addHost('r2', cls=LinuxRouter, ip='10.1.0.1/24')
# r3 = net.addHost('r3', cls=LinuxRouter, ip='10.2.0.1/24')
info('*** Adding switches\n')
s1, s2, s3 = [net.addSwitch(s) for s in ('s1', 's2', 's3')]
info('*** Adding host-switch links\n')
net.addLink(s1, r1, intfName2='r1-eth1',
params2={'ip': '10.0.0.1/24'})
net.addLink(s2, r2, intfName2='r2-eth1',
params2={'ip': '10.1.0.1/24'})
# net.addLink(s3, r3, intfName2='r3-eth1',
# params2={'ip': '10.2.0.1/24'})
info('*** 1) Adding switch-switch link\n')
net.addLink(r1, r2, intfName1='r1-eth2', intfName2='r2-eth2', params1={'ip': '10.100.0.1/24'},
params2={'ip': '10.100.0.2/24'})
# net.addLink(r1, r2, intfName1='r1-eth2', intfName2='r2-eth2', params1={'ip': '10.100.0.1/24'}, params2={'ip': '10.100.0.2/24'})
# info('*** 2) Adding switch-switch link\n')
# net.addLink(r2, r3, intfName1='r2-eth3', intfName2='r3-eth2', params1={'ip': '10.2.0.1/24'},
# params2={'ip': '10.1.0.1/24'})
# net.addLink(r2, r3, intfName1='r2-eth3', intfName2='r3-eth2', params1={'ip': '10.200.0.1/24'}, params2={'ip': '10.200.0.2/24'})
# info('*** 3) Adding switch-switch link\n')
# info('*** 3) Adding switch-switch link\n')
# net.addLink(r1, r3, intfName1='r1-eth3', intfName2='r3-eth3', params1={'ip': '10.2.0.1/24'},
# params2={'ip': '10.0.0.1/24'})
# net.addLink(r1, r3, intfName1='r1-eth3', intfName2='r3-eth3', params1={'ip': '10.300.0.1/24'}, params2={'ip': '10.300.0.2/24'})
r1.cmd("ip route add 10.1.0.0/24 via 10.100.0.1")
r2.cmd("ip route add 10.0.0.0/24 via 10.100.0.2")
r1.cmd("echo 1 > /proc/sys/net/ipv4/ip_forward")
r2.cmd("echo 1 > /proc/sys/net/ipv4/ip_forward")
#
# r2.cmd("ip route add 10.2.0.0/24 via 10.200.0.1")
# r3.cmd("ip route add 10.1.0.0/24 via 10.200.0.2")
#
# r1.cmd("ip route add 10.2.0.0/24 via 10.300.0.1")
# r3.cmd("ip route add 10.0.0.0/24 via 10.300.0.2")
d1 = net.addHost(name='d1', ip='10.0.0.251/24', defaultRoute='via 10.0.0.1')
d2 = net.addHost(name='d2', ip='10.1.0.252/24', defaultRoute='via 10.1.0.1')
# d3 = net.addHost(name='d3', ip='10.3.0.253/24', defaultRoute='via 10.2.0.1')
# d1 = net.addDocker(name='d1', ip='10.0.0.251/24', defaultRoute='via 10.0.0.1', ports=[1883], port_bindings={1883: 1883}, dimage=IMAGE_NAME,
# environment={"EMQX_NAME": "docker1",
# "EMQX_HOST": "10.0.0.251",
# "EMQX_NODE__DIST_LISTEN_MAX": 6379,
# "EMQX_LISTENER__TCP__EXTERNAL": 1883,
# "EMQX_CLUSTER__DISCOVERY": "static",
# "EMQX_CLUSTER__STATIC__SEEDS": "[email protected]"})
#
# d2 = net.addDocker(name='d2', ip='10.1.0.252/24', defaultRoute='via 10.1.0.1', ports=[1883], port_bindings={1883: 1884}, dimage=IMAGE_NAME,
# environment={"EMQX_NAME": "docker2",
# "EMQX_HOST": "10.1.0.252",
# "EMQX_NODE__DIST_LISTEN_MAX": 6379,
# "EMQX_LISTENER__TCP__EXTERNAL": 1883,
# "EMQX_CLUSTER__DISCOVERY": "static",
# "EMQX_CLUSTER__STATIC__SEEDS": "[email protected]"})
#
# d3 = net.addDocker(name='d3', ip='10.2.0.253/24', defaultRoute='via 10.2.0.1', ports=[1883],
# port_bindings={1883: 1885}, dimage=IMAGE_NAME,
# environment={"EMQX_NAME": "docker3",
# "EMQX_HOST": "10.2.0.253",
# "EMQX_NODE__DIST_LISTEN_MAX": 6379,
# "EMQX_LISTENER__TCP__EXTERNAL": 1883,
# "EMQX_CLUSTER__DISCOVERY": "static",
# "EMQX_CLUSTER__STATIC__SEEDS": "[email protected]"})
for d, s in [(d1, s1), (d2, s2)]:
info(net.addLink(d, s))
# info(net.addLink(d1, s1, cls=TCLink, delay='10ms', intfName2='d1-eth1'))
# info(net.addLink(d2, s2, cls=TCLink, delay='10ms', intfName2='d2-eth1'))
# info(net.addLink(d3, s3, cls=TCLink, delay='10ms', intfName2='d3-eth1'))
info('*** Starting network\n')
net.start()
net.staticArp()
info('*** Routing Table on Router:\n')
print((net['r1'].cmd('route')))
info('*** Routing Table on Router:\n')
print((net['r2'].cmd('route')))
# info('*** Routing Table on Router:\n')
# print((net['r3'].cmd('route')))
info('*** Testing connectivity\n')
net.pingAll()
# net.ping([r1, r2])
info('*** Starting brokers\n')
# d1.start()
# d2.start()
# d3.start()
CLI(net)
net.stop()
