X-Git-Url: https://osm.etsi.org/gitweb/?p=osm%2Fvim-emu.git;a=blobdiff_plain;f=src%2Femuvim%2Ftest%2Funittests%2Ftest_emulator.py;h=e2c3b6b1647d0bd3a770890a689ff8951c714fdf;hp=243f0501fd084293533c64ba4a37b071791214f4;hb=241e3e951c4871d956c29887ab101adce4817363;hpb=59dcbb03fe3899d2b3586309dea3a7c546f2353d

diff --git a/src/emuvim/test/unittests/test_emulator.py b/src/emuvim/test/unittests/test_emulator.py
index 243f050..e2c3b6b 100755
--- a/src/emuvim/test/unittests/test_emulator.py
+++ b/src/emuvim/test/unittests/test_emulator.py
@@ -10,6 +10,7 @@ import time
 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")
@@ -87,6 +88,54 @@ class testEmulatorTopology( SimpleTestTopology ):
         # stop Mininet network
         self.stopNet()
 
+class testEmulatorNetworking( SimpleTestTopology ):
+
+    def testSDNChaining(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.getDockernetContainers()) == 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()
+        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')
+
+        s2 = self.dc[1].containers.get("vnf2").getStatus()
+        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')
+
+        # 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()
 
 #@unittest.skip("disabled compute tests for development")
 class testEmulatorCompute( SimpleTestTopology ):