"""
1. Create a data center network object (DCNetwork) with monitoring enabled
"""
- net = DCNetwork(monitor=True)
+ net = DCNetwork(monitor=True, enable_learning=False)
"""
- 1b. add a monitoring agent to the DCNetwork
+ 1b. Add endpoint APIs for the whole DCNetwork,
+ to access and control the networking from outside.
+ e.g., to setup forwarding paths between compute
+ instances aka. VNFs (represented by Docker containers), passing through
+ different switches and datacenters of the emulated topology
"""
mon_api = ZeroRpcApiEndpointDCNetwork("0.0.0.0", 5151)
mon_api.connectDCNetwork(net)
mon_api.start()
+
"""
2. Add (logical) data centers to the topology
(each data center is one "bigswitch" in our simplified
"""
dc1 = net.addDatacenter("datacenter1")
dc2 = net.addDatacenter("datacenter2")
- dc3 = net.addDatacenter("long_data_center_name3")
- dc4 = net.addDatacenter(
- "datacenter4",
- metadata={"mydata": "we can also add arbitrary metadata to each DC"})
+ #dc3 = net.addDatacenter("long_data_center_name3")
+ #dc4 = net.addDatacenter(
+ # "datacenter4",
+ # metadata={"mydata": "we can also add arbitrary metadata to each DC"})
"""
3. You can add additional SDN switches for data center
to define you topology.
These links can use Mininet's features to limit bw, add delay or jitter.
"""
- net.addLink(dc1, dc2)
- net.addLink("datacenter1", s1)
- net.addLink(s1, dc3)
- net.addLink(s1, "datacenter4")
+ #net.addLink(dc1, dc2, delay="10ms")
+ #net.addLink(dc1, dc2)
+ net.addLink(dc1, s1)
+ net.addLink(s1, dc2)
+ #net.addLink("datacenter1", s1, delay="20ms")
+ #net.addLink(s1, dc3)
+ #net.addLink(s1, "datacenter4")
+
"""
5. We want to access and control our data centers from the outside,
# connect data centers to this endpoint
zapi1.connectDatacenter(dc1)
zapi1.connectDatacenter(dc2)
- zapi1.connectDatacenter(dc3)
- zapi1.connectDatacenter(dc4)
+ #zapi1.connectDatacenter(dc3)
+ #zapi1.connectDatacenter(dc4)
# run API endpoint server (in another thread, don't block)
zapi1.start()
This will look like a real-world multi PoP/data center deployment
from the perspective of an orchestrator.
"""
- zapi2 = ZeroRpcApiEndpoint("0.0.0.0", 4343)
- zapi2.connectDatacenter(dc3)
- zapi2.connectDatacenter(dc4)
- zapi2.start()
+ #zapi2 = ZeroRpcApiEndpoint("0.0.0.0", 4343)
+ #zapi2.connectDatacenter(dc3)
+ #zapi2.connectDatacenter(dc4)
+ #zapi2.start()
"""
6. Finally we are done and can start our network (the emulator).
can be executed again and again.
"""
net.start()
- net.CLI()
+ #net.CLI()
# when the user types exit in the CLI, we stop the emulator
- net.stop()
+ #net.stop()
def main():