本文整理汇总了Python中emuvim.dcemulator.net.DCNetwork.addHost方法的典型用法代码示例。如果您正苦于以下问题：Python DCNetwork.addHost方法的具体用法？Python DCNetwork.addHost怎么用？Python DCNetwork.addHost使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类emuvim.dcemulator.net.DCNetwork的用法示例。
在下文中一共展示了DCNetwork.addHost方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: SimpleTestTopology
# 需要导入模块: from emuvim.dcemulator.net import DCNetwork [as 别名]
# 或者: from emuvim.dcemulator.net.DCNetwork import addHost [as 别名]
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.dc = [] # list of data centers
self.docker_cli = None
super(SimpleTestTopology, self).__init__(*args, **kwargs)
def createNet(
self,
nswitches=0, ndatacenter=0, nhosts=0, ndockers=0,
autolinkswitches=False, controller=Controller, **kwargs):
"""
Creates a Mininet instance and automatically adds some
nodes to it.
Attention, we should always use Mininet's default controller
for our tests. Only use other controllers if you want to test
specific controller functionality.
"""
self.net = DCNetwork(controller=controller, **kwargs)
# add some switches
# start from s1 because ovs does not like to have dpid = 0
# and switch name-number is being used by mininet to set the dpid
for i in range(1, nswitches+1):
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 data centers
for i in range(0, ndatacenter):
self.dc.append(
self.net.addDatacenter(
'datacenter%d' % i,
metadata={"unittest_dc": i}))
# 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.Client(
base_url='unix://var/run/docker.sock')
return self.docker_cli
def getContainernetContainers(self):
"""
List the containers managed by containernet
"""
return self.getDockerCli().containers(filters={"label": "com.containernet"})
@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(
"sudo docker rm -f $(sudo docker ps --filter 'label=com.containernet' -a -q)",
stdout=devnull,
stderr=devnull,
shell=True)