Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 1 | |
| 2 | # Copyright 2017-present Open Networking Foundation |
| 3 | # |
| 4 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | # you may not use this file except in compliance with the License. |
| 6 | # You may obtain a copy of the License at |
| 7 | # |
| 8 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | # |
| 10 | # Unless required by applicable law or agreed to in writing, software |
| 11 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | # See the License for the specific language governing permissions and |
| 14 | # limitations under the License. |
| 15 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 16 | #from __future__ import absolute_import |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 17 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 18 | import imp |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 19 | import unittest |
| 20 | import ipaddress |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 21 | from mock import patch, Mock |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 22 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 23 | import os |
| 24 | import sys |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 25 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 26 | test_path = os.path.abspath(os.path.dirname(os.path.realpath(__file__))) |
| 27 | |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 28 | |
| 29 | class TestComputeNodePolicy(unittest.TestCase): |
| 30 | def setUp(self): |
| 31 | global ComputeNodePolicy, MockObjectList |
| 32 | |
| 33 | self.sys_path_save = sys.path |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 34 | |
| 35 | config = os.path.join(test_path, "../test_config.yaml") |
| 36 | from xosconfig import Config |
| 37 | Config.clear() |
| 38 | Config.init(config, 'synchronizer-config-schema.yaml') |
| 39 | |
Scott Baker | 382366d | 2019-02-04 10:58:43 -0800 | [diff] [blame] | 40 | from xossynchronizer.mock_modelaccessor_build import mock_modelaccessor_config |
| 41 | mock_modelaccessor_config(test_path, [("fabric", "fabric.xproto")]) |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 42 | |
Scott Baker | 382366d | 2019-02-04 10:58:43 -0800 | [diff] [blame] | 43 | import xossynchronizer.modelaccessor |
| 44 | import mock_modelaccessor |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 45 | imp.reload(mock_modelaccessor) # in case nose2 loaded it in a previous test |
| 46 | imp.reload(xossynchronizer.modelaccessor) # in case nose2 loaded it in a previous test |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 47 | |
| 48 | from model_policy_compute_nodes import ComputeNodePolicy, model_accessor |
| 49 | |
Scott Baker | 382366d | 2019-02-04 10:58:43 -0800 | [diff] [blame] | 50 | self.model_accessor = model_accessor |
| 51 | |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 52 | from mock_modelaccessor import MockObjectList |
| 53 | |
| 54 | # import all class names to globals |
| 55 | for (k, v) in model_accessor.all_model_classes.items(): |
| 56 | globals()[k] = v |
| 57 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 58 | # Some of the functions we call have side-effects. For example, creating a VSGServiceInstance may lead to |
| 59 | # creation of tags. Ideally, this wouldn't happen, but it does. So make sure we reset the world. |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 60 | model_accessor.reset_all_object_stores() |
| 61 | |
| 62 | self.policy = ComputeNodePolicy |
| 63 | self.model = Mock() |
| 64 | |
| 65 | def tearDown(self): |
| 66 | sys.path = self.sys_path_save |
| 67 | |
| 68 | def test_getLastAddress(self): |
| 69 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 70 | dataPlaneIp = u"10.6.1.2/24" |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 71 | interface = ipaddress.ip_interface(dataPlaneIp) |
| 72 | subnet = ipaddress.ip_network(interface.network) |
| 73 | last_ip = self.policy.getLastAddress(subnet) |
| 74 | self.assertEqual(str(last_ip), "10.6.1.254/24") |
| 75 | |
| 76 | def test_generateVlan(self): |
| 77 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 78 | used_vlans = list(range(16, 4093)) |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 79 | used_vlans.remove(1000) |
| 80 | |
| 81 | vlan = self.policy.generateVlan(used_vlans) |
| 82 | |
| 83 | self.assertEqual(vlan, 1000) |
| 84 | |
| 85 | def test_generateVlanFail(self): |
| 86 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 87 | used_vlans = list(range(16, 4093)) |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 88 | |
| 89 | with self.assertRaises(Exception) as e: |
| 90 | self.policy.generateVlan(used_vlans) |
| 91 | |
| 92 | self.assertEqual(e.exception.message, "No VLANs left") |
| 93 | |
| 94 | def test_getVlanByCidr_same_subnet(self): |
| 95 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 96 | mock_pi_ip = u"10.6.1.2/24" |
| 97 | |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 98 | mock_pi = Mock() |
| 99 | mock_pi.vlanUntagged = 1234 |
| 100 | mock_pi.ips = str(self.policy.getPortCidrByIp(mock_pi_ip)) |
| 101 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 102 | test_ip = u"10.6.1.1/24" |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 103 | test_subnet = self.policy.getPortCidrByIp(test_ip) |
| 104 | |
| 105 | with patch.object(PortInterface.objects, "get_items") as get_pi: |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 106 | get_pi.return_value = [mock_pi] |
| 107 | vlan = self.policy.getVlanByCidr(test_subnet) |
| 108 | |
| 109 | self.assertEqual(vlan, mock_pi.vlanUntagged) |
| 110 | |
| 111 | def test_getVlanByCidr_different_subnet(self): |
| 112 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 113 | mock_pi_ip = u"10.6.1.2/24" |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 114 | mock_pi = Mock() |
| 115 | mock_pi.vlanUntagged = 1234 |
| 116 | mock_pi.ips = str(self.policy.getPortCidrByIp(mock_pi_ip)) |
| 117 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 118 | test_ip = u"192.168.1.1/24" |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 119 | test_subnet = self.policy.getPortCidrByIp(test_ip) |
| 120 | |
| 121 | with patch.object(PortInterface.objects, "get_items") as get_pi: |
| 122 | |
| 123 | get_pi.return_value = [mock_pi] |
| 124 | vlan = self.policy.getVlanByCidr(test_subnet) |
| 125 | |
| 126 | self.assertNotEqual(vlan, mock_pi.vlanUntagged) |
| 127 | |
| 128 | def test_handle_create(self): |
| 129 | |
Scott Baker | 382366d | 2019-02-04 10:58:43 -0800 | [diff] [blame] | 130 | policy = self.policy(model_accessor=self.model_accessor) |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 131 | with patch.object(policy, "handle_update") as handle_update: |
| 132 | policy.handle_create(self.model) |
| 133 | handle_update.assert_called_with(self.model) |
| 134 | |
| 135 | def test_handle_update_do_nothing(self): |
| 136 | |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 137 | mock_pi_ip = u"10.6.1.2/24" |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 138 | mock_pi = Mock() |
| 139 | mock_pi.port_id = 1 |
| 140 | mock_pi.name = "test_interface" |
| 141 | mock_pi.ips = str(self.policy.getPortCidrByIp(mock_pi_ip)) |
| 142 | |
Scott Baker | 382366d | 2019-02-04 10:58:43 -0800 | [diff] [blame] | 143 | policy = self.policy(model_accessor=self.model_accessor) |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 144 | |
| 145 | self.model.port.id = 1 |
| 146 | self.model.node.dataPlaneIntf = "test_interface" |
| 147 | |
| 148 | with patch.object(PortInterface.objects, "get_items") as get_pi, \ |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 149 | patch.object(self.policy, "getPortCidrByIp") as get_subnet, \ |
| 150 | patch.object(PortInterface, 'save') as mock_save: |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 151 | |
| 152 | get_pi.return_value = [mock_pi] |
| 153 | get_subnet.return_value = mock_pi.ips |
| 154 | |
| 155 | policy.handle_update(self.model) |
| 156 | |
| 157 | mock_save.assert_not_called() |
| 158 | |
| 159 | def test_handle_update(self): |
| 160 | |
Scott Baker | 382366d | 2019-02-04 10:58:43 -0800 | [diff] [blame] | 161 | policy = self.policy(model_accessor=self.model_accessor) |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 162 | |
| 163 | self.model.port.id = 1 |
| 164 | self.model.node.dataPlaneIntf = "test_interface" |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 165 | self.model.node.dataPlaneIp = u"10.6.1.2/24" |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 166 | |
| 167 | with patch.object(PortInterface.objects, "get_items") as get_pi, \ |
Scott Baker | e985501 | 2019-04-01 15:01:34 -0700 | [diff] [blame] | 168 | patch.object(self.policy, "getVlanByCidr") as get_vlan, \ |
| 169 | patch.object(PortInterface, "save", autospec=True) as mock_save: |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 170 | |
| 171 | get_pi.return_value = [] |
| 172 | get_vlan.return_value = "1234" |
| 173 | |
| 174 | policy.handle_update(self.model) |
| 175 | |
| 176 | self.assertEqual(mock_save.call_count, 1) |
| 177 | pi = mock_save.call_args[0][0] |
| 178 | |
| 179 | self.assertEqual(pi.name, self.model.node.dataPlaneIntf) |
| 180 | self.assertEqual(pi.port_id, self.model.port.id) |
| 181 | self.assertEqual(pi.vlanUntagged, "1234") |
| 182 | self.assertEqual(pi.ips, "10.6.1.254/24") |
| 183 | |
| 184 | |
| 185 | if __name__ == '__main__': |
Scott Baker | 382366d | 2019-02-04 10:58:43 -0800 | [diff] [blame] | 186 | sys.path.append("../steps") # so we can import helpers from steps directory |
Matteo Scandolo | af3c994 | 2018-06-27 14:03:12 -0700 | [diff] [blame] | 187 | unittest.main() |