X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=src%2Femuvim%2Ftest%2Funittests%2Ftest_emulator.py;h=fc06a69521357f6887b44b690ad4d6abac7da7f9;hb=refs%2Fchanges%2F49%2F6149%2F3;hp=e2c3b6b1647d0bd3a770890a689ff8951c714fdf;hpb=241e3e951c4871d956c29887ab101adce4817363;p=osm%2Fvim-emu.git diff --git a/src/emuvim/test/unittests/test_emulator.py b/src/emuvim/test/unittests/test_emulator.py index e2c3b6b..fc06a69 100755 --- a/src/emuvim/test/unittests/test_emulator.py +++ b/src/emuvim/test/unittests/test_emulator.py @@ -1,20 +1,36 @@ -""" -Test suite to automatically test emulator functionalities. -Directly interacts with the emulator through the Mininet-like -Python API. - -Does not test API endpoints. This is done in separated test suites. -""" - -import time +# Copyright (c) 2015 SONATA-NFV and Paderborn University +# 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, Paderborn University +# 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). 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") -class testEmulatorTopology( SimpleTestTopology ): +# @unittest.skip("disabled topology tests for development") +class testEmulatorTopology(SimpleTestTopology): """ Tests to check the topology API of the emulator. """ @@ -41,7 +57,7 @@ class testEmulatorTopology( SimpleTestTopology ): # stop Mininet network self.stopNet() - #@unittest.skip("disabled to test if CI fails because this is the first test.") + # @unittest.skip("disabled to test if CI fails because this is the first test.") def testMultipleDatacenterDirect(self): """ Create a two data centers and interconnect them. @@ -88,9 +104,64 @@ class testEmulatorTopology( SimpleTestTopology ): # stop Mininet network self.stopNet() -class testEmulatorNetworking( SimpleTestTopology ): - def testSDNChaining(self): +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. @@ -110,35 +181,109 @@ class testEmulatorNetworking( SimpleTestTopology ): 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'}]) + 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.getDockernetContainers()) == 2) + 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') + 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') + 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') + 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() -#@unittest.skip("disabled compute tests for development") -class testEmulatorCompute( SimpleTestTopology ): + 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): """ Tests to check the emulator's API to add and remove compute resources at runtime. @@ -164,7 +309,8 @@ class testEmulatorCompute( SimpleTestTopology ): self.assertTrue(len(self.net.switches) == 1) # check compute list result self.assertTrue(len(self.dc[0].listCompute()) == 1) - self.assertTrue(isinstance(self.dc[0].listCompute()[0], EmulatorCompute)) + self.assertTrue(isinstance( + self.dc[0].listCompute()[0], EmulatorCompute)) self.assertTrue(self.dc[0].listCompute()[0].name == "vnf1") # check connectivity by using ping self.assertTrue(self.net.ping([self.h[0], vnf1]) <= 0.0) @@ -222,7 +368,8 @@ class testEmulatorCompute( SimpleTestTopology ): self.assertTrue(len(self.net.switches) == 1) # check compute list result self.assertTrue(len(self.dc[0].listCompute()) == 1) - self.assertTrue(isinstance(self.dc[0].listCompute()[0], EmulatorCompute)) + self.assertTrue(isinstance( + self.dc[0].listCompute()[0], EmulatorCompute)) self.assertTrue(self.dc[0].listCompute()[0].name == "vnf1") # check connectivity by using ping self.assertTrue(self.net.ping([self.h[0], vnf1]) <= 0.0) @@ -267,7 +414,7 @@ class testEmulatorCompute( SimpleTestTopology ): Test multiple, interleaved add and remove operations and ensure that always all expected compute instances are reachable. """ - # create network + # create network self.createNet( nswitches=3, ndatacenter=2, nhosts=0, ndockers=0, autolinkswitches=True) @@ -315,5 +462,6 @@ class testEmulatorCompute( SimpleTestTopology ): # stop Mininet network self.stopNet() + if __name__ == '__main__': unittest.main()