Beispiel #1
0
class TestFunctionality(unittest.TestCase):
    def setUp(self):
        self.api = SciPass( logger = logging.getLogger(__name__),
                          config = str(os.getcwd()) + "/t/etc/SciPass.xml" )
        
    def test_update_prefix_bw(self):
        #first setup the handler to get all the flows that were sent
        flows = []
        def flowSent(dpid = None, header = None, actions = None,command = None, priority = None, idle_timeout = None, hard_timeout = None):
            flows.append({'dpid': dpid, 'header': header, 'actions': actions, 'command': command, 'priority': priority, 'idle_timeout': idle_timeout, 'hard_timeout': hard_timeout})

        self.api.registerForwardingStateChangeHandler(flowSent)
        datapath = Mock(id=1)
        self.api.switchJoined(datapath)

        self.assertEquals( len(flows), 25)
        self.api.updatePrefixBW("%016x" % datapath.id, ipaddr.IPv4Network("10.0.19.0/24"), 500,500)
        self.assertTrue(self.api.getBalancer("%016x" % datapath.id, "R&E").getPrefixBW(ipaddr.IPv4Network("10.0.19.0/24")), 1000)
        self.api.updatePrefixBW("%016x" % datapath.id, ipaddr.IPv4Network("10.0.17.0/24"), 500,500)
        self.assertTrue(self.api.getBalancer("%016x" % datapath.id, "R&E").getPrefixBW(ipaddr.IPv4Network("10.0.17.0/24")), 1000)
        

    def test_good_flow(self):
        flows = []
        def flowSent(dpid = None, header = None, actions = None,command = None, priority = None, idle_timeout = None, hard_timeout = None):
            flows.append({'dpid': dpid, 'header': header, 'actions': actions, 'command': command, 'priority': priority, 'idle_timeout': idle_timeout, 'hard_timeout': hard_timeout})

        self.api.registerForwardingStateChangeHandler(flowSent)
        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        #self.logger.error("testing good flow")
        self.assertEquals(len(flows),25)
        flows = []
        self.api.good_flow({"nw_src": "10.0.20.2/32", "nw_dst":"156.56.6.1/32", "tp_src":1, "tp_dst":2})
        self.assertEquals(len(flows),2)
        flow = flows[0]
        self.assertEqual(int(flow['hard_timeout']),0)
        self.assertEqual(int(flow['idle_timeout']),90)
        self.assertEqual(flow['actions'],[{'type': 'output', 'port': '10'}])
        self.assertEqual(flow['header'],{'phys_port': 2, 'nw_src_mask': 32, 'nw_dst_mask': 32, 'nw_src': 167777282, 'tp_dst': 2, 'tp_src': 1, 'nw_dst': 2620917249})
        self.assertEqual(int(flow['priority']),65535)
        self.assertEqual(flow['command'],"ADD")
        self.assertEqual(flow['dpid'],"%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow['hard_timeout']),0)
        self.assertEqual(int(flow['idle_timeout']),90)
        self.assertEqual(flow['actions'],[{'type': 'output', 'port': '2'}])
        self.assertEqual(flow['header'],{'phys_port': 10, 'nw_src_mask': 32, 'nw_dst_mask': 32, 'nw_dst': 167777282, 'tp_dst': 1, 'tp_src': 2, 'nw_src': 2620917249})
        self.assertEqual(int(flow['priority']),65535)
        self.assertEqual(flow['command'],"ADD")
        self.assertEqual(flow['dpid'],"%016x" % datapath.id)
        
        

    def test_bad_flow(self):
        flows = []
        def flowSent(dpid = None, header = None, actions = None,command = None, priority = None, idle_timeout = None, hard_timeout = None):
            flows.append({'dpid': dpid, 'header': header, 'actions': actions, 'command': command, 'priority': priority, 'idle_timeout': idle_timeout, 'hard_timeout': hard_timeout})

        self.api.registerForwardingStateChangeHandler(flowSent)
        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        #self.logger.error("testing good flow")
        self.assertEquals(len(flows),25)
        flows = []
        self.api.bad_flow({"nw_src": "10.0.20.2/32", "nw_dst":"156.56.6.1/32", "tp_src":1, "tp_dst":2})
        self.assertEquals(len(flows),2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow['hard_timeout']),0)
        self.assertEqual(int(flow['idle_timeout']),90)
        self.assertEqual(flow['actions'],[])
        self.assertEqual(flow['header'],{'phys_port': 2, 'nw_src_mask': 32, 'nw_dst_mask': 32, 'nw_src': 167777282, 'tp_dst': 2, 'tp_src': 1, 'nw_dst': 2620917249})
        self.assertEqual(int(flow['priority']),65535)
        self.assertEqual(flow['command'],"ADD")
        self.assertEqual(flow['dpid'],"%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow['hard_timeout']),0)
        self.assertEqual(int(flow['idle_timeout']),90)
        self.assertEqual(flow['actions'],[])
        self.assertEqual(flow['header'],{'phys_port': 10, 'nw_src_mask': 32, 'nw_dst_mask': 32, 'nw_dst': 167777282, 'tp_dst': 1, 'tp_src': 2, 'nw_src': 2620917249})
        self.assertEqual(int(flow['priority']),65535)
        self.assertEqual(flow['command'],"ADD")
        self.assertEqual(flow['dpid'],"%016x" % datapath.id)

    def test_block_unknown_prefix(self):
        pass
    
    def test_bypass_unknown_prefix(self):
        pass       
Beispiel #2
0
class BalancerInitTest(unittest.TestCase):
    def setUp(self):
        self.api = SciPass(logger=logging.getLogger(__name__),
                           config=str(os.getcwd()) +
                           "/t/etc/SciPass_balancer_only.xml")

    def test_bad_flow(self):
        #first setup the handler to get all the flows that were sent
        flows = []

        def flowSent(dpid=None,
                     header=None,
                     actions=None,
                     command=None,
                     priority=None,
                     idle_timeout=None,
                     hard_timeout=None):
            obj = {
                'dpid': dpid,
                'header': header,
                'actions': actions,
                'command': command,
                'priority': priority,
                'idle_timeout': idle_timeout,
                'hard_timeout': hard_timeout
            }
            flows.append(obj)
            logging.error(obj)

        self.api.registerForwardingStateChangeHandler(flowSent)

        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        self.assertTrue(len(flows) == 1132)
        flows = []

        self.api.bad_flow({
            "nw_src": "10.0.20.2/32",
            "nw_dst": "8.8.8.8/32",
            "tp_src": 1,
            "tp_dst": 2
        })
        self.assertEquals(len(flows), 2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 10,
                'nw_src_mask': 32,
                'nw_dst_mask': 32,
                'nw_src': 167777282,
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': 134744072
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 9,
                'nw_src_mask': 32,
                'nw_dst_mask': 32,
                'nw_src': 167777282,
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': 134744072
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)

        flows = []
        self.api.bad_flow({
            "nw_dst": "10.0.20.2/32",
            "nw_src": "8.8.8.8/32",
            "tp_src": 2,
            "tp_dst": 1
        })
        self.assertEquals(len(flows), 2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 10,
                'nw_src_mask': 32,
                'nw_dst_mask': 32,
                'nw_src': 167777282,
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': 134744072
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 9,
                'nw_src_mask': 32,
                'nw_dst_mask': 32,
                'nw_src': 167777282,
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': 134744072
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)

    def test_good_flow(self):
        #first setup the handler to get all the flows that were sent
        flows = []

        def flowSent(dpid=None,
                     header=None,
                     actions=None,
                     command=None,
                     priority=None,
                     idle_timeout=None,
                     hard_timeout=None):
            obj = {
                'dpid': dpid,
                'header': header,
                'actions': actions,
                'command': command,
                'priority': priority,
                'idle_timeout': idle_timeout,
                'hard_timeout': hard_timeout
            }
            flows.append(obj)
            logging.error(obj)

        self.api.registerForwardingStateChangeHandler(flowSent)

        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        self.assertTrue(len(flows) == 1132)
        flows = []

        self.api.good_flow({
            "nw_src": "10.0.20.2/32",
            "nw_dst": "8.8.8.8/32",
            "tp_src": 1,
            "tp_dst": 2
        })
        self.assertEquals(len(flows), 2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 10,
                'nw_src_mask': 32,
                'nw_dst_mask': 32,
                'nw_src': 167777282,
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': 134744072
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 9,
                'nw_src_mask': 32,
                'nw_dst_mask': 32,
                'nw_src': 167777282,
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': 134744072
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)

        flows = []
        self.api.good_flow({
            "nw_dst": "10.0.20.2/32",
            "nw_src": "8.8.8.8/32",
            "tp_src": 2,
            "tp_dst": 1
        })
        self.assertEquals(len(flows), 2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 10,
                'nw_src_mask': 32,
                'nw_dst_mask': 32,
                'nw_src': 167777282,
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': 134744072
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 9,
                'nw_src_mask': 32,
                'nw_dst_mask': 32,
                'nw_src': 167777282,
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': 134744072
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)

    def testInit(self):

        #first setup the handler to get all the flows that were sent
        flows = []

        def flowSent(dpid=None,
                     header=None,
                     actions=None,
                     command=None,
                     priority=None,
                     idle_timeout=None,
                     hard_timeout=None):
            obj = {
                'dpid': dpid,
                'header': header,
                'actions': actions,
                'command': command,
                'priority': priority,
                'idle_timeout': idle_timeout,
                'hard_timeout': hard_timeout
            }
            flows.append(obj)
            logging.error(obj)

        self.api.registerForwardingStateChangeHandler(flowSent)

        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        self.assertTrue(len(flows) == 1132)

        flow = flows[0]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 7
        }, {
            'type': 'output',
            'port': 8
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 10,
            'nw_src': 167772160,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 500)
        flow = flows[1]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 7
        }, {
            'type': 'output',
            'port': 8
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 10,
            'nw_dst': 167772160
        })
        self.assertEquals(flow['priority'], 500)
        flow = flows[2]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 7
        }, {
            'type': 'output',
            'port': 8
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 9,
            'nw_src': 167772160,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 500)
        flow = flows[3]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 7
        }, {
            'type': 'output',
            'port': 8
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 9,
            'nw_dst': 167772160
        })
        self.assertEquals(flow['priority'], 500)
        flow = flows[4]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 1
        }, {
            'type': 'output',
            'port': 2
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 10,
            'nw_src': 167837696,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[5]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 1
        }, {
            'type': 'output',
            'port': 2
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 10,
            'nw_dst': 167837696
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[6]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 1
        }, {
            'type': 'output',
            'port': 2
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 9,
            'nw_src': 167837696,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[7]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 1
        }, {
            'type': 'output',
            'port': 2
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 9,
            'nw_dst': 167837696
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[8]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 7
        }, {
            'type': 'output',
            'port': 8
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 10,
            'nw_src': 167903232,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 700)
        flow = flows[9]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 7
        }, {
            'type': 'output',
            'port': 8
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 10,
            'nw_dst': 167903232
        })
        self.assertEquals(flow['priority'], 700)
        flow = flows[10]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 7
        }, {
            'type': 'output',
            'port': 8
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 9,
            'nw_src': 167903232,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 700)
        flow = flows[11]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 7
        }, {
            'type': 'output',
            'port': 8
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 9,
            'nw_dst': 167903232
        })
        self.assertEquals(flow['priority'], 700)
        flow = flows[12]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 1
        }, {
            'type': 'output',
            'port': 2
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 10,
            'nw_src': 167968768,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 800)
        flow = flows[13]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 1
        }, {
            'type': 'output',
            'port': 2
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 10,
            'nw_dst': 167968768
        })
        self.assertEquals(flow['priority'], 800)
        flow = flows[14]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 1
        }, {
            'type': 'output',
            'port': 2
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 9,
            'nw_src': 167968768,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 800)
        flow = flows[15]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 1
        }, {
            'type': 'output',
            'port': 2
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 9,
            'nw_dst': 167968768
        })
        self.assertEquals(flow['priority'], 800)

    def testBalance(self):

        #first setup the handler to get all the flows that were sent
        flows = []

        def flowSent(dpid=None,
                     header=None,
                     actions=None,
                     command=None,
                     priority=None,
                     idle_timeout=None,
                     hard_timeout=None):
            obj = {
                'dpid': dpid,
                'header': header,
                'actions': actions,
                'command': command,
                'priority': priority,
                'idle_timeout': idle_timeout,
                'hard_timeout': hard_timeout
            }
            flows.append(obj)
            logging.error(obj)

        self.api.registerForwardingStateChangeHandler(flowSent)

        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        self.assertTrue(len(flows) == 1132)

        #reset the flows array to nothing
        flows = []
        self.api.run_balancers()
        #without network traffic there is nothing to balance!
        self.assertTrue(len(flows) == 0)

        self.api.updatePrefixBW("0000000000000001",
                                ipaddr.IPv4Network("129.79.0.0/16"),
                                2000000000, 0)
        self.api.updatePrefixBW("0000000000000001",
                                ipaddr.IPv4Network("134.68.0.0/16"),
                                8000000000, 0)
        self.api.updatePrefixBW("0000000000000001",
                                ipaddr.IPv4Network("140.182.0.0/16"),
                                500000000, 0)
        self.api.updatePrefixBW("0000000000000001",
                                ipaddr.IPv4Network("149.159.0.0/16"), 80000000,
                                0)
        self.api.run_balancers()

        self.assertEquals(len(flows), 560)

        flow = flows[0]
        self.assertEquals(flow['actions'], [])
        self.assertEquals(flow['command'], "DELETE_STRICT")
        self.assertEquals(flow['header'], {
            'phys_port': 10,
            'nw_src': 167837696,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[1]
        self.assertEquals(flow['actions'], [])
        self.assertEquals(flow['command'], "DELETE_STRICT")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 10,
            'nw_dst': 167837696
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[2]
        self.assertEquals(flow['actions'], [])
        self.assertEquals(flow['command'], "DELETE_STRICT")
        self.assertEquals(flow['header'], {
            'phys_port': 9,
            'nw_src': 167837696,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[3]
        self.assertEquals(flow['actions'], [])
        self.assertEquals(flow['command'], "DELETE_STRICT")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 9,
            'nw_dst': 167837696
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[4]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 4
        }, {
            'type': 'output',
            'port': 3
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 10,
            'nw_src': 167837696,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[5]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 4
        }, {
            'type': 'output',
            'port': 3
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 10,
            'nw_dst': 167837696
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[6]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 4
        }, {
            'type': 'output',
            'port': 3
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'phys_port': 9,
            'nw_src': 167837696,
            'nw_src_mask': 16
        })
        self.assertEquals(flow['priority'], 600)
        flow = flows[7]
        self.assertEquals(flow['actions'], [{
            'type': 'output',
            'port': 4
        }, {
            'type': 'output',
            'port': 3
        }])
        self.assertEquals(flow['command'], "ADD")
        self.assertEquals(flow['header'], {
            'nw_dst_mask': 16,
            'phys_port': 9,
            'nw_dst': 167837696
        })
        self.assertEquals(flow['priority'], 600)

        #we should be balanced after this!

        total_runs = 0
        #make our while condition true to enter :)
        flows.append({})
        while len(flows) != 0:
            flows = []
            self.api.run_balancers()
            total_runs += 1

        self.assertEquals(len(flows), 0)
Beispiel #3
0
class TestFunctionality(unittest.TestCase):
    def setUp(self):
        self.api = SciPass(logger=logging.getLogger(__name__),
                           config=str(os.getcwd()) + "/t/etc/SciPass.xml")

    def test_update_prefix_bw(self):
        #first setup the handler to get all the flows that were sent
        flows = []

        def flowSent(dpid=None,
                     domain=None,
                     header=None,
                     actions=None,
                     command=None,
                     priority=None,
                     idle_timeout=None,
                     hard_timeout=None):
            flows.append({
                'dpid': dpid,
                'header': header,
                'actions': actions,
                'command': command,
                'priority': priority,
                'idle_timeout': idle_timeout,
                'hard_timeout': hard_timeout
            })

        self.api.registerForwardingStateChangeHandler(flowSent)
        datapath = Mock(id=1)
        self.api.switchJoined(datapath)

        self.assertEquals(len(flows), 25)
        self.api.updatePrefixBW("%016x" % datapath.id,
                                ipaddr.IPv4Network("10.0.19.0/24"), 500, 500)
        self.assertTrue(
            self.api.getBalancer("%016x" % datapath.id, "R&E").getPrefixBW(
                ipaddr.IPv4Network("10.0.19.0/24")), 1000)
        self.api.updatePrefixBW("%016x" % datapath.id,
                                ipaddr.IPv4Network("10.0.17.0/24"), 500, 500)
        self.assertTrue(
            self.api.getBalancer("%016x" % datapath.id, "R&E").getPrefixBW(
                ipaddr.IPv4Network("10.0.17.0/24")), 1000)
        self.api.updatePrefixBW("%016x" % datapath.id,
                                ipaddr.IPv6Network("2001:0DB8::/48"), 500, 500)
        self.assertTrue(
            self.api.getBalancer("%016x" % datapath.id, "R&E").getPrefixBW(
                ipaddr.IPv6Network("2001:0DB8::/48")), 1000)

    def test_good_flow(self):
        flows = []

        def flowSent(dpid=None,
                     domain=None,
                     header=None,
                     actions=None,
                     command=None,
                     priority=None,
                     idle_timeout=None,
                     hard_timeout=None):
            flows.append({
                'dpid': dpid,
                'header': header,
                'actions': actions,
                'command': command,
                'priority': priority,
                'idle_timeout': idle_timeout,
                'hard_timeout': hard_timeout
            })

        self.api.registerForwardingStateChangeHandler(flowSent)
        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        #self.logger.error("testing good flow")
        self.assertEquals(len(flows), 25)
        flows = []
        self.api.good_flow({
            "nw_src": "10.0.20.2/32",
            "nw_dst": "156.56.6.1/32",
            "tp_src": 1,
            "tp_dst": 2
        })
        self.assertEquals(len(flows), 2)
        flow = flows[0]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [{'type': 'output', 'port': '10'}])
        self.assertEqual(
            flow['header'], {
                'phys_port': 2,
                'nw_src': ipaddr.IPv4Network('10.0.20.2/32'),
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': ipaddr.IPv4Network('156.56.6.1/32')
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [{'type': 'output', 'port': '2'}])
        self.assertEqual(
            flow['header'], {
                'phys_port': 10,
                'nw_dst': ipaddr.IPv4Network('10.0.20.2/32'),
                'tp_dst': 1,
                'tp_src': 2,
                'nw_src': ipaddr.IPv4Network('156.56.6.1/32')
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)

    def test_bad_flow(self):
        flows = []

        def flowSent(dpid=None,
                     domain=None,
                     header=None,
                     actions=None,
                     command=None,
                     priority=None,
                     idle_timeout=None,
                     hard_timeout=None):
            flows.append({
                'dpid': dpid,
                'header': header,
                'actions': actions,
                'command': command,
                'priority': priority,
                'idle_timeout': idle_timeout,
                'hard_timeout': hard_timeout
            })

        self.api.registerForwardingStateChangeHandler(flowSent)
        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        #self.logger.error("testing good flow")
        self.assertEquals(len(flows), 25)
        flows = []
        self.api.bad_flow({
            "nw_src": "10.0.20.2/32",
            "nw_dst": "156.56.6.1/32",
            "tp_src": 1,
            "tp_dst": 2
        })
        self.assertEquals(len(flows), 2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 2,
                'nw_src': ipaddr.IPv4Network('10.0.20.2/32'),
                'tp_dst': 2,
                'tp_src': 1,
                'nw_dst': ipaddr.IPv4Network('156.56.6.1/32')
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow['hard_timeout']), 0)
        self.assertEqual(int(flow['idle_timeout']), 90)
        self.assertEqual(flow['actions'], [])
        self.assertEqual(
            flow['header'], {
                'phys_port': 10,
                'nw_dst': ipaddr.IPv4Network('10.0.20.2/32'),
                'tp_dst': 1,
                'tp_src': 2,
                'nw_src': ipaddr.IPv4Network('156.56.6.1/32')
            })
        self.assertEqual(int(flow['priority']), 65535)
        self.assertEqual(flow['command'], "ADD")
        self.assertEqual(flow['dpid'], "%016x" % datapath.id)

    def test_block_unknown_prefix(self):
        pass

    def test_bypass_unknown_prefix(self):
        pass
Beispiel #4
0
class BalancerInitTest(unittest.TestCase):
    def setUp(self):
        self.api = SciPass(
            logger=logging.getLogger(__name__), config=str(os.getcwd()) + "/t/etc/SciPass_balancer_only.xml"
        )

    def test_bad_flow(self):
        # first setup the handler to get all the flows that were sent
        flows = []

        def flowSent(
            dpid=None,
            domain=None,
            header=None,
            actions=None,
            command=None,
            priority=None,
            idle_timeout=None,
            hard_timeout=None,
        ):
            obj = {
                "dpid": dpid,
                "header": header,
                "actions": actions,
                "command": command,
                "priority": priority,
                "idle_timeout": idle_timeout,
                "hard_timeout": hard_timeout,
            }
            flows.append(obj)
            logging.error(obj)

        self.api.registerForwardingStateChangeHandler(flowSent)

        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        self.assertTrue(len(flows) == 1132)
        flows = []

        self.api.bad_flow({"nw_src": "10.0.20.2/32", "nw_dst": "8.8.8.8/32", "tp_src": 1, "tp_dst": 2})
        self.assertEquals(len(flows), 2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow["hard_timeout"]), 0)
        self.assertEqual(int(flow["idle_timeout"]), 90)
        self.assertEqual(flow["actions"], [])
        self.assertEqual(
            flow["header"],
            {
                "phys_port": 10,
                "nw_src": ipaddr.IPv4Network("10.0.20.2/32"),
                "tp_dst": 2,
                "tp_src": 1,
                "nw_dst": ipaddr.IPv4Network("8.8.8.8/32"),
            },
        )
        self.assertEqual(int(flow["priority"]), 65535)
        self.assertEqual(flow["command"], "ADD")
        self.assertEqual(flow["dpid"], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow["hard_timeout"]), 0)
        self.assertEqual(int(flow["idle_timeout"]), 90)
        self.assertEqual(flow["actions"], [])
        self.assertEqual(
            flow["header"],
            {
                "phys_port": 9,
                "nw_src": ipaddr.IPv4Network("10.0.20.2/32"),
                "tp_dst": 2,
                "tp_src": 1,
                "nw_dst": ipaddr.IPv4Network("8.8.8.8/32"),
            },
        )
        self.assertEqual(int(flow["priority"]), 65535)
        self.assertEqual(flow["command"], "ADD")
        self.assertEqual(flow["dpid"], "%016x" % datapath.id)

        flows = []
        self.api.bad_flow({"nw_dst": "10.0.20.2/32", "nw_src": "8.8.8.8/32", "tp_src": 2, "tp_dst": 1})
        self.assertEquals(len(flows), 2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow["hard_timeout"]), 0)
        self.assertEqual(int(flow["idle_timeout"]), 90)
        self.assertEqual(flow["actions"], [])
        self.assertEqual(
            flow["header"],
            {
                "phys_port": 10,
                "nw_src": ipaddr.IPv4Network("10.0.20.2/32"),
                "tp_dst": 2,
                "tp_src": 1,
                "nw_dst": ipaddr.IPv4Network("8.8.8.8/32"),
            },
        )
        self.assertEqual(int(flow["priority"]), 65535)
        self.assertEqual(flow["command"], "ADD")
        self.assertEqual(flow["dpid"], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow["hard_timeout"]), 0)
        self.assertEqual(int(flow["idle_timeout"]), 90)
        self.assertEqual(flow["actions"], [])
        self.assertEqual(
            flow["header"],
            {
                "phys_port": 9,
                "nw_src": ipaddr.IPv4Network("10.0.20.2/32"),
                "tp_dst": 2,
                "tp_src": 1,
                "nw_dst": ipaddr.IPv4Network("8.8.8.8/32"),
            },
        )
        self.assertEqual(int(flow["priority"]), 65535)
        self.assertEqual(flow["command"], "ADD")
        self.assertEqual(flow["dpid"], "%016x" % datapath.id)

    def test_good_flow(self):
        # first setup the handler to get all the flows that were sent
        flows = []

        def flowSent(
            dpid=None,
            domain=None,
            header=None,
            actions=None,
            command=None,
            priority=None,
            idle_timeout=None,
            hard_timeout=None,
        ):
            obj = {
                "dpid": dpid,
                "header": header,
                "actions": actions,
                "command": command,
                "priority": priority,
                "idle_timeout": idle_timeout,
                "hard_timeout": hard_timeout,
            }
            flows.append(obj)
            logging.error(obj)

        self.api.registerForwardingStateChangeHandler(flowSent)

        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        self.assertTrue(len(flows) == 1132)
        flows = []

        self.api.good_flow({"nw_src": "10.0.20.2/32", "nw_dst": "8.8.8.8/32", "tp_src": 1, "tp_dst": 2})
        self.assertEquals(len(flows), 2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow["hard_timeout"]), 0)
        self.assertEqual(int(flow["idle_timeout"]), 90)
        self.assertEqual(flow["actions"], [])
        self.assertEqual(
            flow["header"],
            {
                "phys_port": 10,
                "nw_src": ipaddr.IPv4Network("10.0.20.2/32"),
                "tp_dst": 2,
                "tp_src": 1,
                "nw_dst": ipaddr.IPv4Network("8.8.8.8/32"),
            },
        )
        self.assertEqual(int(flow["priority"]), 65535)
        self.assertEqual(flow["command"], "ADD")
        self.assertEqual(flow["dpid"], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow["hard_timeout"]), 0)
        self.assertEqual(int(flow["idle_timeout"]), 90)
        self.assertEqual(flow["actions"], [])
        self.assertEqual(
            flow["header"],
            {
                "phys_port": 9,
                "nw_src": ipaddr.IPv4Network("10.0.20.2/32"),
                "tp_dst": 2,
                "tp_src": 1,
                "nw_dst": ipaddr.IPv4Network("8.8.8.8/32"),
            },
        )
        self.assertEqual(int(flow["priority"]), 65535)
        self.assertEqual(flow["command"], "ADD")
        self.assertEqual(flow["dpid"], "%016x" % datapath.id)

        flows = []
        self.api.good_flow({"nw_dst": "10.0.20.2/32", "nw_src": "8.8.8.8/32", "tp_src": 2, "tp_dst": 1})
        self.assertEquals(len(flows), 2)
        print flows[0]
        print flows[1]
        flow = flows[0]
        self.assertEqual(int(flow["hard_timeout"]), 0)
        self.assertEqual(int(flow["idle_timeout"]), 90)
        self.assertEqual(flow["actions"], [])
        self.assertEqual(
            flow["header"],
            {
                "phys_port": 10,
                "nw_src": ipaddr.IPv4Network("10.0.20.2/32"),
                "tp_dst": 2,
                "tp_src": 1,
                "nw_dst": ipaddr.IPv4Network("8.8.8.8/32"),
            },
        )
        self.assertEqual(int(flow["priority"]), 65535)
        self.assertEqual(flow["command"], "ADD")
        self.assertEqual(flow["dpid"], "%016x" % datapath.id)
        flow = flows[1]
        self.assertEqual(int(flow["hard_timeout"]), 0)
        self.assertEqual(int(flow["idle_timeout"]), 90)
        self.assertEqual(flow["actions"], [])
        self.assertEqual(
            flow["header"],
            {
                "phys_port": 9,
                "nw_src": ipaddr.IPv4Network("10.0.20.2/32"),
                "tp_dst": 2,
                "tp_src": 1,
                "nw_dst": ipaddr.IPv4Network("8.8.8.8/32"),
            },
        )
        self.assertEqual(int(flow["priority"]), 65535)
        self.assertEqual(flow["command"], "ADD")
        self.assertEqual(flow["dpid"], "%016x" % datapath.id)

    def testInit(self):

        # first setup the handler to get all the flows that were sent
        flows = []

        def flowSent(
            dpid=None,
            domain=None,
            header=None,
            actions=None,
            command=None,
            priority=None,
            idle_timeout=None,
            hard_timeout=None,
        ):
            obj = {
                "dpid": dpid,
                "header": header,
                "actions": actions,
                "command": command,
                "priority": priority,
                "idle_timeout": idle_timeout,
                "hard_timeout": hard_timeout,
            }
            flows.append(obj)
            logging.error(obj)

        self.api.registerForwardingStateChangeHandler(flowSent)

        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        self.assertTrue(len(flows) == 1132)

        flow = flows[0]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 7}, {"type": "output", "port": 8}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_src": ipaddr.IPv4Network("10.0.0.0/16")})
        self.assertEquals(flow["priority"], 500)
        flow = flows[1]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 7}, {"type": "output", "port": 8}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_dst": ipaddr.IPv4Network("10.0.0.0/16")})
        self.assertEquals(flow["priority"], 500)
        flow = flows[2]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 7}, {"type": "output", "port": 8}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_src": ipaddr.IPv4Network("10.0.0.0/16")})
        self.assertEquals(flow["priority"], 500)
        flow = flows[3]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 7}, {"type": "output", "port": 8}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_dst": ipaddr.IPv4Network("10.0.0.0/16")})
        self.assertEquals(flow["priority"], 500)
        flow = flows[4]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 1}, {"type": "output", "port": 2}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_src": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[5]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 1}, {"type": "output", "port": 2}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_dst": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[6]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 1}, {"type": "output", "port": 2}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_src": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[7]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 1}, {"type": "output", "port": 2}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_dst": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[8]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 7}, {"type": "output", "port": 8}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_src": ipaddr.IPv4Network("10.2.0.0/16")})
        self.assertEquals(flow["priority"], 700)
        flow = flows[9]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 7}, {"type": "output", "port": 8}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_dst": ipaddr.IPv4Network("10.2.0.0/16")})
        self.assertEquals(flow["priority"], 700)
        flow = flows[10]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 7}, {"type": "output", "port": 8}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_src": ipaddr.IPv4Network("10.2.0.0/16")})
        self.assertEquals(flow["priority"], 700)
        flow = flows[11]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 7}, {"type": "output", "port": 8}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_dst": ipaddr.IPv4Network("10.2.0.0/16")})
        self.assertEquals(flow["priority"], 700)
        flow = flows[12]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 1}, {"type": "output", "port": 2}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_src": ipaddr.IPv4Network("10.3.0.0/16")})
        self.assertEquals(flow["priority"], 800)
        flow = flows[13]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 1}, {"type": "output", "port": 2}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_dst": ipaddr.IPv4Network("10.3.0.0/16")})
        self.assertEquals(flow["priority"], 800)
        flow = flows[14]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 1}, {"type": "output", "port": 2}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_src": ipaddr.IPv4Network("10.3.0.0/16")})
        self.assertEquals(flow["priority"], 800)
        flow = flows[15]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 1}, {"type": "output", "port": 2}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_dst": ipaddr.IPv4Network("10.3.0.0/16")})
        self.assertEquals(flow["priority"], 800)

    def testBalance(self):

        # first setup the handler to get all the flows that were sent
        flows = []

        def flowSent(
            dpid=None,
            domain=None,
            header=None,
            actions=None,
            command=None,
            priority=None,
            idle_timeout=None,
            hard_timeout=None,
        ):
            obj = {
                "dpid": dpid,
                "header": header,
                "actions": actions,
                "command": command,
                "priority": priority,
                "idle_timeout": idle_timeout,
                "hard_timeout": hard_timeout,
            }
            flows.append(obj)
            logging.error(obj)

        self.api.registerForwardingStateChangeHandler(flowSent)

        datapath = Mock(id=1)
        self.api.switchJoined(datapath)
        self.assertTrue(len(flows) == 1132)

        # reset the flows array to nothing
        flows = []
        self.api.run_balancers()
        # without network traffic there is nothing to balance!
        self.assertTrue(len(flows) == 0)

        self.api.updatePrefixBW("0000000000000001", ipaddr.IPv4Network("129.79.0.0/16"), 2000000000, 0)
        self.api.updatePrefixBW("0000000000000001", ipaddr.IPv4Network("134.68.0.0/16"), 8000000000, 0)
        self.api.updatePrefixBW("0000000000000001", ipaddr.IPv4Network("140.182.0.0/16"), 500000000, 0)
        self.api.updatePrefixBW("0000000000000001", ipaddr.IPv4Network("149.159.0.0/16"), 80000000, 0)
        self.api.run_balancers()

        self.assertEquals(len(flows), 560)

        flow = flows[0]
        self.assertEquals(flow["actions"], [])
        self.assertEquals(flow["command"], "DELETE_STRICT")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_src": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[1]
        self.assertEquals(flow["actions"], [])
        self.assertEquals(flow["command"], "DELETE_STRICT")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_dst": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[2]
        self.assertEquals(flow["actions"], [])
        self.assertEquals(flow["command"], "DELETE_STRICT")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_src": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[3]
        self.assertEquals(flow["actions"], [])
        self.assertEquals(flow["command"], "DELETE_STRICT")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_dst": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[4]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 4}, {"type": "output", "port": 3}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_src": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[5]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 4}, {"type": "output", "port": 3}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 10, "nw_dst": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[6]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 4}, {"type": "output", "port": 3}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_src": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)
        flow = flows[7]
        self.assertEquals(flow["actions"], [{"type": "output", "port": 4}, {"type": "output", "port": 3}])
        self.assertEquals(flow["command"], "ADD")
        self.assertEquals(flow["header"], {"phys_port": 9, "nw_dst": ipaddr.IPv4Network("10.1.0.0/16")})
        self.assertEquals(flow["priority"], 600)

        # we should be balanced after this!

        total_runs = 0
        # make our while condition true to enter :)
        flows.append({})
        while len(flows) != 0:
            flows = []
            self.api.run_balancers()
            total_runs += 1

        self.assertEquals(len(flows), 0)