script.
"""
import logging
+from mininet.log import setLogLevel
from dcemulator.net import DCNetwork
from api.zerorpcapi import ZeroRpcApiEndpoint
-logging.basicConfig(level=logging.DEBUG)
+logging.basicConfig(level=logging.INFO)
def create_topology1():
(each data center is one "bigswitch" in our simplified
first prototype)
"""
- dc1 = net.addDatacenter("dc1")
- dc2 = net.addDatacenter("dc2")
- dc3 = net.addDatacenter("dc3")
- dc4 = net.addDatacenter("dc4")
+ 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"})
"""
3. You can add additional SDN switches for data center
These links can use Mininet's features to limit bw, add delay or jitter.
"""
net.addLink(dc1, dc2)
- net.addLink("dc1", s1)
- net.addLink(s1, "dc3")
- net.addLink(s1, dc4)
+ net.addLink("datacenter1", s1)
+ 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)
# run API endpoint server (in another thread, don't block)
zapi1.start()
"""
5.1. For our example, we create a second endpoint to illustrate that
- this is support by our design. This feature allows us to have
+ this is supported by our design. This feature allows us to have
one API endpoint for each data center. This makes the emulation
environment more realistic because you can easily create one
OpenStack-like REST API endpoint for *each* data center.
def main():
+ setLogLevel('info') # set Mininet loglevel
create_topology1()