Scott Baker | bba67b6 | 2019-01-28 17:38:21 -0800 | [diff] [blame] | 1 | # Copyright 2017-present Open Networking Foundation |
| 2 | # |
| 3 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | # you may not use this file except in compliance with the License. |
| 5 | # You may obtain a copy of the License at |
| 6 | # |
| 7 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | # |
| 9 | # Unless required by applicable law or agreed to in writing, software |
| 10 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | # See the License for the specific language governing permissions and |
| 13 | # limitations under the License. |
| 14 | |
| 15 | import unittest |
| 16 | from mock import patch |
| 17 | import mock |
| 18 | import pdb |
| 19 | import networkx as nx |
| 20 | |
| 21 | import os |
| 22 | import sys |
| 23 | |
| 24 | #test_path = os.path.abspath(os.path.dirname(os.path.realpath(__file__))) |
| 25 | #xos_dir = os.path.join(test_path, "..", "..", "..") |
| 26 | |
| 27 | |
| 28 | class TestControllerDependencies(unittest.TestCase): |
| 29 | |
| 30 | __test__ = False |
| 31 | |
| 32 | def setUp(self): |
| 33 | global mock_enumerator, event_loop |
| 34 | |
| 35 | self.sys_path_save = sys.path |
| 36 | self.cwd_save = os.getcwd() |
| 37 | |
| 38 | config = os.path.join(test_path, "test_config.yaml") |
| 39 | from xosconfig import Config |
| 40 | |
| 41 | Config.clear() |
| 42 | Config.init(config, "synchronizer-config-schema.yaml") |
| 43 | |
| 44 | from xossynchronizer.mock_modelaccessor_build import ( |
| 45 | build_mock_modelaccessor, |
| 46 | ) |
| 47 | |
| 48 | build_mock_modelaccessor(xos_dir, services_dir=None, service_xprotos=[]) |
| 49 | |
| 50 | os.chdir(os.path.join(test_path, "..")) # config references tests/model-deps |
| 51 | |
| 52 | import event_loop |
| 53 | |
| 54 | reload(event_loop) |
| 55 | import backend |
| 56 | |
| 57 | reload(backend) |
| 58 | from mock_modelaccessor import mock_enumerator |
| 59 | from modelaccessor import model_accessor |
| 60 | |
| 61 | # import all class names to globals |
| 62 | for (k, v) in model_accessor.all_model_classes.items(): |
| 63 | globals()[k] = v |
| 64 | |
| 65 | b = backend.Backend() |
| 66 | steps_dir = Config.get("steps_dir") |
| 67 | self.steps = b.load_sync_step_modules(steps_dir) |
| 68 | self.synchronizer = event_loop.XOSObserver(self.steps) |
| 69 | |
| 70 | def tearDown(self): |
| 71 | sys.path = self.sys_path_save |
| 72 | os.chdir(self.cwd_save) |
| 73 | |
| 74 | def test_multi_controller_path(self): |
| 75 | csl = ControllerSlice() |
| 76 | csi = ControllerSite() |
| 77 | site = Site() |
| 78 | slice = Slice() |
| 79 | slice.site = site |
| 80 | csl.slice = slice |
| 81 | csi.site = site |
| 82 | slice.controllerslices = mock_enumerator([csl]) |
| 83 | site.controllersite = mock_enumerator([csi]) |
| 84 | |
| 85 | verdict, edge_type = self.synchronizer.concrete_path_exists(csl, csi) |
| 86 | self.assertTrue(verdict) |
| 87 | self.assertEqual(edge_type, event_loop.PROXY_EDGE) |
| 88 | |
| 89 | def test_controller_path_simple(self): |
| 90 | p = Instance() |
| 91 | s = Slice() |
| 92 | t = Site() |
| 93 | ct = ControllerSite() |
| 94 | p.slice = s |
| 95 | s.site = t |
| 96 | ct.site = t |
| 97 | t.controllersite = mock_enumerator([ct]) |
| 98 | cohorts = self.synchronizer.compute_dependent_cohorts([p, ct], False) |
| 99 | self.assertEqual([ct, p], cohorts[0]) |
| 100 | cohorts = self.synchronizer.compute_dependent_cohorts([ct, p], False) |
| 101 | self.assertEqual([ct, p], cohorts[0]) |
| 102 | |
| 103 | def test_controller_deletion_path(self): |
| 104 | p = Instance() |
| 105 | s = Slice() |
| 106 | t = Site() |
| 107 | ct = ControllerSite() |
| 108 | ct.site = t |
| 109 | p.slice = s |
| 110 | s.site = t |
| 111 | |
| 112 | t.controllersite = mock_enumerator([ct]) |
| 113 | |
| 114 | cohorts = self.synchronizer.compute_dependent_cohorts([p, s, t, ct], False) |
| 115 | self.assertEqual([t, ct, s, p], cohorts[0]) |
| 116 | cohorts = self.synchronizer.compute_dependent_cohorts([p, s, t, ct], True) |
| 117 | self.assertEqual([p, s, ct, t], cohorts[0]) |
| 118 | |
| 119 | def test_multi_controller_schedule(self): |
| 120 | csl = ControllerSlice() |
| 121 | csi = ControllerSite() |
| 122 | site = Site() |
| 123 | slice = Slice() |
| 124 | slice.site = site |
| 125 | csl.slice = slice |
| 126 | csi.site = site |
| 127 | slice.controllerslices = mock_enumerator([csl]) |
| 128 | site.controllersite = mock_enumerator([csi]) |
| 129 | i = Instance() |
| 130 | i.slice = slice |
| 131 | |
| 132 | cohorts = self.synchronizer.compute_dependent_cohorts( |
| 133 | [i, slice, site, csl, csi], False |
| 134 | ) |
| 135 | self.assertEqual([site, csi, slice, csl, i], cohorts[0]) |
| 136 | |
| 137 | def test_multi_controller_path_negative(self): |
| 138 | csl = ControllerSlice() |
| 139 | csi = ControllerSite() |
| 140 | site = Site() |
| 141 | slice = Slice() |
| 142 | slice.site = site |
| 143 | csl.slice = slice |
| 144 | csi.site = site |
| 145 | slice.controllerslices = mock_enumerator([]) |
| 146 | site.controllersite = mock_enumerator([]) |
| 147 | |
| 148 | verdict, edge_type = self.synchronizer.concrete_path_exists(csl, csi) |
| 149 | self.assertFalse(verdict) |
| 150 | self.assertEqual(edge_type, None) |
| 151 | |
| 152 | def test_controller_path_simple_negative(self): |
| 153 | p = Instance() |
| 154 | s = Slice() |
| 155 | t = Site() |
| 156 | ct = ControllerSite() |
| 157 | p.slice = s |
| 158 | s.site = t |
| 159 | ct.site = t |
| 160 | t.controllersite = mock_enumerator([]) |
| 161 | cohorts = self.synchronizer.compute_dependent_cohorts([p, ct], False) |
| 162 | self.assertIn([ct], cohorts) |
| 163 | self.assertIn([p], cohorts) |
| 164 | |
| 165 | def test_controller_deletion_path_negative(self): |
| 166 | p = Instance() |
| 167 | s = Slice() |
| 168 | t = Site() |
| 169 | ct = ControllerSite() |
| 170 | s.site = t |
| 171 | |
| 172 | t.controllersite = mock_enumerator([]) |
| 173 | |
| 174 | cohorts = self.synchronizer.compute_dependent_cohorts([p, s, t, ct], False) |
| 175 | self.assertIn([t, s], cohorts) |
| 176 | self.assertIn([p], cohorts) |
| 177 | self.assertIn([ct], cohorts) |
| 178 | cohorts = self.synchronizer.compute_dependent_cohorts([p, s, t, ct], True) |
| 179 | self.assertIn([s, t], cohorts) |
| 180 | self.assertIn([p], cohorts) |
| 181 | self.assertIn([ct], cohorts) |
| 182 | |
| 183 | def test_multi_controller_deletion_schedule(self): |
| 184 | csl = ControllerSlice() |
| 185 | cn = ControllerNetwork() |
| 186 | site = Site() |
| 187 | slice = Slice() |
| 188 | slice.site = site |
| 189 | slice.controllerslices = mock_enumerator([]) |
| 190 | site.controllersite = mock_enumerator([]) |
| 191 | i = Instance() |
| 192 | i.slice = slice |
| 193 | |
| 194 | cohorts = self.synchronizer.compute_dependent_cohorts( |
| 195 | [i, slice, site, csl, csi], False |
| 196 | ) |
| 197 | self.assertIn([site, slice, i], cohorts) |
| 198 | self.assertIn([csl], cohorts) |
| 199 | self.assertIn([csi], cohorts) |
| 200 | |
| 201 | def test_multi_controller_schedule_negative(self): |
| 202 | csl = ControllerSlice() |
| 203 | csi = ControllerSite() |
| 204 | site = Site() |
| 205 | slice = Slice() |
| 206 | slice.site = site |
| 207 | slice.controllerslices = mock_enumerator([]) |
| 208 | site.controllersite = mock_enumerator([]) |
| 209 | i = Instance() |
| 210 | i.slice = slice |
| 211 | |
| 212 | cohorts = self.synchronizer.compute_dependent_cohorts( |
| 213 | [i, slice, site, csl, csi], False |
| 214 | ) |
| 215 | self.assertIn([site, slice, i], cohorts) |
| 216 | self.assertIn([csl], cohorts) |
| 217 | self.assertIn([csi], cohorts) |
| 218 | |
| 219 | |
| 220 | if __name__ == "__main__": |
| 221 | unittest.main() |