"""
+Copyright (c) 2015 SONATA-NFV
+ALL RIGHTS RESERVED.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+Neither the name of the SONATA-NFV [, ANY ADDITIONAL AFFILIATION]
+nor the names of its contributors may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+
+This work has been performed in the framework of the SONATA project,
+funded by the European Commission under Grant number 671517 through
+the Horizon 2020 and 5G-PPP programmes. The authors would like to
+acknowledge the contributions of their colleagues of the SONATA
+partner consortium (www.sonata-nfv.eu).
+"""
+"""
Test suite to automatically test emulator functionalities.
Directly interacts with the emulator through the Mininet-like
Python API.
import unittest
from emuvim.dcemulator.node import EmulatorCompute
from emuvim.test.base import SimpleTestTopology
+from mininet.node import RemoteController
#@unittest.skip("disabled topology tests for development")
# stop Mininet network
self.stopNet()
+class testEmulatorNetworking( SimpleTestTopology ):
+
+ def testSDNChainingSingleService_withLearning(self):
+ """
+ Create a two data centers and interconnect them with additional
+ switches between them.
+ Uses Ryu SDN controller.
+ Connect the Docker hosts to different datacenters and setup the links between.
+ """
+ # create network
+ self.createNet(
+ nswitches=3, ndatacenter=2, nhosts=0, ndockers=0,
+ autolinkswitches=True,
+ controller=RemoteController,
+ enable_learning=True)
+ # setup links
+ self.net.addLink(self.dc[0], self.s[0])
+ self.net.addLink(self.s[2], self.dc[1])
+ # start Mininet network
+ self.startNet()
+
+ # add compute resources
+ vnf1 = self.dc[0].startCompute("vnf1", network=[{'id':'intf1', 'ip':'10.0.10.1/24'}])
+ vnf2 = self.dc[1].startCompute("vnf2", network=[{'id':'intf2', 'ip':'10.0.10.2/24'}])
+ # check number of running nodes
+ self.assertTrue(len(self.getContainernetContainers()) == 2)
+ self.assertTrue(len(self.net.hosts) == 2)
+ self.assertTrue(len(self.net.switches) == 5)
+ # check status
+ # check get status
+ s1 = self.dc[0].containers.get("vnf1").getStatus()
+ print s1
+ self.assertTrue(s1["name"] == "vnf1")
+ self.assertTrue(s1["state"]["Running"])
+ self.assertTrue(s1["network"][0]['intf_name'] == 'intf1')
+ self.assertTrue(s1["network"][0]['ip'] == '10.0.10.1/24')
+
+ s2 = self.dc[1].containers.get("vnf2").getStatus()
+ print s2
+ self.assertTrue(s2["name"] == "vnf2")
+ self.assertTrue(s2["state"]["Running"])
+ self.assertTrue(s2["network"][0]['intf_name'] == 'intf2')
+ self.assertTrue(s2["network"][0]['ip'] == '10.0.10.2/24')
+
+ # should be connected because learning = True
+ self.assertTrue(self.net.ping([vnf1, vnf2]) <= 0.0)
+ # setup links
+ self.net.setChain('vnf1', 'vnf2', 'intf1', 'intf2', bidirectional=True, cmd='add-flow')
+ # should still be connected
+ self.assertTrue(self.net.ping([vnf1, vnf2]) <= 0.0)
+ # stop Mininet network
+ self.stopNet()
+
+ def testSDNChainingSingleService(self):
+ """
+ Create a two data centers and interconnect them with additional
+ switches between them.
+ Uses Ryu SDN controller.
+ Connect the Docker hosts to different datacenters and setup the links between.
+ """
+ # create network
+ self.createNet(
+ nswitches=3, ndatacenter=2, nhosts=0, ndockers=0,
+ autolinkswitches=True,
+ controller=RemoteController,
+ enable_learning=False)
+ # setup links
+ self.net.addLink(self.dc[0], self.s[0])
+ self.net.addLink(self.s[2], self.dc[1])
+ # start Mininet network
+ self.startNet()
+
+ # add compute resources
+ vnf1 = self.dc[0].startCompute("vnf1", network=[{'id':'intf1', 'ip':'10.0.10.1/24'}])
+ vnf2 = self.dc[1].startCompute("vnf2", network=[{'id':'intf2', 'ip':'10.0.10.2/24'}])
+ # check number of running nodes
+ self.assertTrue(len(self.getContainernetContainers()) == 2)
+ self.assertTrue(len(self.net.hosts) == 2)
+ self.assertTrue(len(self.net.switches) == 5)
+ # check status
+ # check get status
+ s1 = self.dc[0].containers.get("vnf1").getStatus()
+ print s1
+ self.assertTrue(s1["name"] == "vnf1")
+ self.assertTrue(s1["state"]["Running"])
+ self.assertTrue(s1["network"][0]['intf_name'] == 'intf1')
+ self.assertTrue(s1["network"][0]['ip'] == '10.0.10.1/24')
+
+ s2 = self.dc[1].containers.get("vnf2").getStatus()
+ print s2
+ self.assertTrue(s2["name"] == "vnf2")
+ self.assertTrue(s2["state"]["Running"])
+ self.assertTrue(s2["network"][0]['intf_name'] == 'intf2')
+ self.assertTrue(s2["network"][0]['ip'] == '10.0.10.2/24')
+
+ # should be not not yet connected
+ self.assertTrue(self.net.ping([vnf1, vnf2]) > 0.0)
+ # setup links
+ self.net.setChain('vnf1', 'vnf2', 'intf1', 'intf2', bidirectional=True, cmd='add-flow')
+ # check connectivity by using ping
+ self.assertTrue(self.net.ping([vnf1, vnf2]) <= 0.0)
+ # stop Mininet network
+ self.stopNet()
+
+ def testSDNChainingMultiService(self):
+ """
+ Create a two data centers and interconnect them with additional
+ switches between them.
+ Uses Ryu SDN controller.
+ Setup 2 services and setup isolated paths between them
+ Delete only the first service, and check that other one still works
+ """
+ # create network
+ self.createNet(
+ nswitches=3, ndatacenter=2, nhosts=0, ndockers=0,
+ autolinkswitches=True,
+ controller=RemoteController,
+ enable_learning=False)
+ # setup links
+ self.net.addLink(self.dc[0], self.s[0])
+ self.net.addLink(self.s[2], self.dc[1])
+ # start Mininet network
+ self.startNet()
+
+ ## First Service
+ # add compute resources
+ vnf1 = self.dc[0].startCompute("vnf1", network=[{'id': 'intf1', 'ip': '10.0.10.1/24'}])
+ vnf2 = self.dc[1].startCompute("vnf2", network=[{'id': 'intf2', 'ip': '10.0.10.2/24'}])
+ # setup links
+ self.net.setChain('vnf1', 'vnf2', 'intf1', 'intf2', bidirectional=True, cmd='add-flow', cookie=1)
+ # check connectivity by using ping
+ self.assertTrue(self.net.ping([vnf1, vnf2]) <= 0.0)
+
+ ## Second Service
+ # add compute resources
+ vnf11 = self.dc[0].startCompute("vnf11", network=[{'id': 'intf1', 'ip': '10.0.20.1/24'}])
+ vnf22 = self.dc[1].startCompute("vnf22", network=[{'id': 'intf2', 'ip': '10.0.20.2/24'}])
+
+ # check number of running nodes
+ self.assertTrue(len(self.getContainernetContainers()) == 4)
+ self.assertTrue(len(self.net.hosts) == 4)
+ self.assertTrue(len(self.net.switches) == 5)
+
+ # setup links
+ self.net.setChain('vnf11', 'vnf22', 'intf1', 'intf2', bidirectional=True, cmd='add-flow', cookie=2)
+ # check connectivity by using ping
+ self.assertTrue(self.net.ping([vnf11, vnf22]) <= 0.0)
+ # check first service cannot ping second service
+ self.assertTrue(self.net.ping([vnf1, vnf22]) > 0.0)
+ self.assertTrue(self.net.ping([vnf2, vnf11]) > 0.0)
+
+ # delete the first service chain
+ self.net.setChain('vnf1', 'vnf2', 'intf1', 'intf2', bidirectional=True, cmd='del-flows', cookie=1)
+ # check connectivity of first service is down
+ self.assertTrue(self.net.ping([vnf1, vnf2]) > 0.0)
+ #time.sleep(100)
+ # check connectivity of second service is still up
+ self.assertTrue(self.net.ping([vnf11, vnf22]) <= 0.0)
+
+ # stop Mininet network
+ self.stopNet()
#@unittest.skip("disabled compute tests for development")
class testEmulatorCompute( SimpleTestTopology ):
projects / osm / vim-emu.git / blobdiff