Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 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 | */ |
| 16 | |
| 17 | package org.onosproject.net.intent.impl.compiler; |
| 18 | |
| 19 | import com.google.common.collect.ImmutableSet; |
| 20 | import org.hamcrest.Matchers; |
| 21 | import org.junit.Test; |
Pier Ventre | 973bb03 | 2016-10-11 08:57:39 -0700 | [diff] [blame] | 22 | import org.onlab.packet.IpPrefix; |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 23 | import org.onlab.packet.VlanId; |
| 24 | import org.onosproject.TestApplicationId; |
| 25 | import org.onosproject.core.ApplicationId; |
| 26 | import org.onosproject.net.ConnectPoint; |
| 27 | import org.onosproject.net.FilteredConnectPoint; |
| 28 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 29 | import org.onosproject.net.flow.TrafficSelector; |
| 30 | import org.onosproject.net.flow.TrafficTreatment; |
| 31 | import org.onosproject.net.intent.AbstractIntentTest; |
| 32 | import org.onosproject.net.intent.Intent; |
| 33 | import org.onosproject.net.intent.IntentTestsMocks; |
| 34 | import org.onosproject.net.intent.LinkCollectionIntent; |
| 35 | import org.onosproject.net.intent.SinglePointToMultiPointIntent; |
| 36 | |
| 37 | import java.util.HashSet; |
| 38 | import java.util.List; |
| 39 | import java.util.Set; |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 40 | import static org.hamcrest.CoreMatchers.instanceOf; |
| 41 | import static org.hamcrest.CoreMatchers.notNullValue; |
| 42 | import static org.hamcrest.MatcherAssert.assertThat; |
| 43 | import static org.hamcrest.Matchers.hasSize; |
| 44 | import static org.hamcrest.Matchers.is; |
| 45 | import static org.onosproject.net.NetTestTools.connectPoint; |
| 46 | import static org.onosproject.net.intent.LinksHaveEntryWithSourceDestinationPairMatcher.linksHasPath; |
| 47 | |
| 48 | /** |
| 49 | * Unit tests for SinglePointToMultiPointIntentCompiler. |
| 50 | */ |
| 51 | public class SinglePointToMultiPointIntentCompilerTest extends AbstractIntentTest { |
| 52 | |
| 53 | private static final ApplicationId APPID = new TestApplicationId("foo"); |
| 54 | |
| 55 | private TrafficSelector selector = new IntentTestsMocks.MockSelector(); |
| 56 | private TrafficTreatment treatment = new IntentTestsMocks.MockTreatment(); |
| 57 | |
| 58 | |
| 59 | |
| 60 | /** |
| 61 | * Creates a SinglePointToMultiPoint intent for an ingress point |
| 62 | * and a group of egress points. |
| 63 | * |
| 64 | * @param ingressId device id of the ingress point |
| 65 | * @param egressIds array of egress device ids |
| 66 | * @return MultiPointToSinglePoint intent |
| 67 | */ |
| 68 | private SinglePointToMultiPointIntent makeIntent(String ingressId, String[] egressIds) { |
| 69 | ConnectPoint ingressPoint = connectPoint(ingressId, 2); |
| 70 | Set<ConnectPoint> egressPoints = new HashSet<>(); |
| 71 | |
| 72 | |
| 73 | for (String egressId : egressIds) { |
| 74 | egressPoints.add(connectPoint(egressId, 1)); |
| 75 | } |
| 76 | |
| 77 | return SinglePointToMultiPointIntent.builder() |
| 78 | .appId(APPID) |
| 79 | .selector(selector) |
| 80 | .treatment(treatment) |
| 81 | .ingressPoint(ingressPoint) |
| 82 | .egressPoints(egressPoints) |
| 83 | .build(); |
| 84 | } |
| 85 | |
| 86 | /** |
| 87 | * Generate SinglePointToMultiPointIntent with filtered connection point. |
| 88 | * |
| 89 | * @param ingress filtered ingress point |
| 90 | * @param egress filtered egress point |
| 91 | * @return |
| 92 | */ |
| 93 | private SinglePointToMultiPointIntent makeFilteredConnectPointIntent(FilteredConnectPoint ingress, |
Pier Ventre | 973bb03 | 2016-10-11 08:57:39 -0700 | [diff] [blame] | 94 | Set<FilteredConnectPoint> egress, |
| 95 | TrafficSelector trafficSelector) { |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 96 | return SinglePointToMultiPointIntent.builder() |
| 97 | .appId(APPID) |
| 98 | .treatment(treatment) |
Pier Ventre | 973bb03 | 2016-10-11 08:57:39 -0700 | [diff] [blame] | 99 | .selector(trafficSelector) |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 100 | .filteredIngressPoint(ingress) |
| 101 | .filteredEgressPoints(egress) |
| 102 | .build(); |
| 103 | } |
| 104 | |
| 105 | /** |
| 106 | * Creates a compiler for SinglePointToMultiPoint intents. |
| 107 | * |
| 108 | * @param hops hops to use while computing paths for this intent |
| 109 | * @return SinglePointToMultiPoint intent |
| 110 | */ |
| 111 | private SinglePointToMultiPointIntentCompiler makeCompiler(String[] hops) { |
| 112 | SinglePointToMultiPointIntentCompiler compiler = |
| 113 | new SinglePointToMultiPointIntentCompiler(); |
| 114 | |
| 115 | compiler.pathService = new IntentTestsMocks.Mp2MpMockPathService(hops); |
| 116 | return compiler; |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * Tests a single ingress point with 8 hops to its egress point. |
| 121 | */ |
| 122 | @Test |
| 123 | public void testSingleLongPathCompilation() { |
| 124 | |
| 125 | String ingress = "ingress"; |
| 126 | String[] egress = {"egress"}; |
| 127 | |
| 128 | SinglePointToMultiPointIntent intent = makeIntent(ingress, egress); |
| 129 | assertThat(intent, is(notNullValue())); |
| 130 | |
| 131 | String[] hops = {"h1", "h2", "h3", "h4", "h5", "h6", "h7", "h8"}; |
| 132 | SinglePointToMultiPointIntentCompiler compiler = makeCompiler(hops); |
| 133 | assertThat(compiler, is(notNullValue())); |
| 134 | |
| 135 | List<Intent> result = compiler.compile(intent, null); |
| 136 | assertThat(result, is(Matchers.notNullValue())); |
| 137 | assertThat(result, hasSize(1)); |
| 138 | Intent resultIntent = result.get(0); |
| 139 | assertThat(resultIntent instanceof LinkCollectionIntent, is(true)); |
| 140 | |
| 141 | if (resultIntent instanceof LinkCollectionIntent) { |
| 142 | LinkCollectionIntent linkIntent = (LinkCollectionIntent) resultIntent; |
| 143 | assertThat(linkIntent.links(), hasSize(9)); |
| 144 | assertThat(linkIntent.links(), linksHasPath("ingress", "h1")); |
| 145 | assertThat(linkIntent.links(), linksHasPath("h1", "h2")); |
| 146 | assertThat(linkIntent.links(), linksHasPath("h2", "h3")); |
| 147 | assertThat(linkIntent.links(), linksHasPath("h4", "h5")); |
| 148 | assertThat(linkIntent.links(), linksHasPath("h5", "h6")); |
| 149 | assertThat(linkIntent.links(), linksHasPath("h7", "h8")); |
| 150 | assertThat(linkIntent.links(), linksHasPath("h8", "egress")); |
| 151 | } |
Yuta HIGUCHI | 652f27f | 2016-10-31 16:54:30 -0700 | [diff] [blame] | 152 | assertThat("key is inherited", resultIntent.key(), is(intent.key())); |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 153 | } |
| 154 | |
| 155 | /** |
| 156 | * Tests a simple topology where two egress points share some path segments |
| 157 | * and some path segments are not shared. |
| 158 | */ |
| 159 | @Test |
| 160 | public void testTwoIngressCompilation() { |
| 161 | String ingress = "ingress"; |
| 162 | String[] egress = {"egress1", "egress2"}; |
| 163 | |
| 164 | SinglePointToMultiPointIntent intent = makeIntent(ingress, egress); |
| 165 | assertThat(intent, is(notNullValue())); |
| 166 | |
| 167 | final String[] hops = {"inner1", "inner2"}; |
| 168 | SinglePointToMultiPointIntentCompiler compiler = makeCompiler(hops); |
| 169 | assertThat(compiler, is(notNullValue())); |
| 170 | |
| 171 | List<Intent> result = compiler.compile(intent, null); |
| 172 | assertThat(result, is(notNullValue())); |
| 173 | assertThat(result, hasSize(1)); |
| 174 | Intent resultIntent = result.get(0); |
| 175 | assertThat(resultIntent instanceof LinkCollectionIntent, is(true)); |
| 176 | |
| 177 | if (resultIntent instanceof LinkCollectionIntent) { |
| 178 | LinkCollectionIntent linkIntent = (LinkCollectionIntent) resultIntent; |
| 179 | assertThat(linkIntent.links(), hasSize(4)); |
| 180 | assertThat(linkIntent.links(), linksHasPath("ingress", "inner1")); |
| 181 | assertThat(linkIntent.links(), linksHasPath("inner1", "inner2")); |
| 182 | assertThat(linkIntent.links(), linksHasPath("inner2", "egress1")); |
| 183 | assertThat(linkIntent.links(), linksHasPath("inner2", "egress2")); |
| 184 | } |
Yuta HIGUCHI | 652f27f | 2016-10-31 16:54:30 -0700 | [diff] [blame] | 185 | assertThat("key is inherited", resultIntent.key(), is(intent.key())); |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 186 | } |
| 187 | |
| 188 | /** |
| 189 | * Tests a large number of ingress points that share a common path to the |
| 190 | * egress point. |
| 191 | */ |
| 192 | @Test |
| 193 | public void testMultiIngressCompilation() { |
| 194 | String ingress = "i"; |
| 195 | String[] egress = {"e1", "e2", "e3", "e4", "e5", |
| 196 | "e6", "e7", "e8", "e9", "e10"}; |
| 197 | |
| 198 | SinglePointToMultiPointIntent intent = makeIntent(ingress, egress); |
| 199 | assertThat(intent, is(notNullValue())); |
| 200 | |
| 201 | final String[] hops = {"n1"}; |
| 202 | SinglePointToMultiPointIntentCompiler compiler = makeCompiler(hops); |
| 203 | assertThat(compiler, is(notNullValue())); |
| 204 | |
| 205 | List<Intent> result = compiler.compile(intent, null); |
| 206 | assertThat(result, is(notNullValue())); |
| 207 | assertThat(result, hasSize(1)); |
| 208 | Intent resultIntent = result.get(0); |
| 209 | assertThat(resultIntent instanceof LinkCollectionIntent, is(true)); |
| 210 | |
| 211 | if (resultIntent instanceof LinkCollectionIntent) { |
| 212 | LinkCollectionIntent linkIntent = (LinkCollectionIntent) resultIntent; |
| 213 | assertThat(linkIntent.links(), hasSize(egress.length + 1)); |
| 214 | for (String egressToCheck : egress) { |
| 215 | assertThat(linkIntent.links(), linksHasPath("n1", egressToCheck)); |
| 216 | } |
| 217 | assertThat(linkIntent.links(), linksHasPath(ingress, "n1")); |
| 218 | } |
Yuta HIGUCHI | 652f27f | 2016-10-31 16:54:30 -0700 | [diff] [blame] | 219 | assertThat("key is inherited", resultIntent.key(), is(intent.key())); |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 220 | } |
| 221 | |
| 222 | /** |
| 223 | * Tests ingress and egress on the same device. |
| 224 | */ |
| 225 | @Test |
| 226 | public void testSameDeviceCompilation() { |
| 227 | String ingress = "i1"; |
| 228 | String[] egress = {"i2", "i3"}; |
| 229 | |
| 230 | SinglePointToMultiPointIntent intent = makeIntent(ingress, egress); |
| 231 | assertThat(intent, is(notNullValue())); |
| 232 | |
| 233 | final String[] hops = {}; |
| 234 | SinglePointToMultiPointIntentCompiler compiler = makeCompiler(hops); |
| 235 | assertThat(compiler, is(notNullValue())); |
| 236 | |
| 237 | List<Intent> result = compiler.compile(intent, null); |
| 238 | assertThat(result, is(notNullValue())); |
| 239 | assertThat(result, hasSize(1)); |
| 240 | Intent resultIntent = result.get(0); |
| 241 | assertThat(resultIntent, instanceOf(LinkCollectionIntent.class)); |
| 242 | |
| 243 | if (resultIntent instanceof LinkCollectionIntent) { |
| 244 | LinkCollectionIntent linkIntent = (LinkCollectionIntent) resultIntent; |
| 245 | assertThat(linkIntent.links(), hasSize(egress.length)); |
| 246 | |
| 247 | assertThat(linkIntent.links(), linksHasPath("i1", "i2")); |
| 248 | assertThat(linkIntent.links(), linksHasPath("i1", "i3")); |
| 249 | } |
Yuta HIGUCHI | 652f27f | 2016-10-31 16:54:30 -0700 | [diff] [blame] | 250 | assertThat("key is inherited", resultIntent.key(), is(intent.key())); |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 251 | } |
| 252 | |
| 253 | /** |
| 254 | * Tests filtered ingress and egress. |
| 255 | */ |
| 256 | @Test |
| 257 | public void testFilteredConnectPointIntent() { |
| 258 | |
| 259 | FilteredConnectPoint ingress = new FilteredConnectPoint(connectPoint("of1", 1)); |
| 260 | |
| 261 | Set<FilteredConnectPoint> egress = ImmutableSet.of( |
| 262 | new FilteredConnectPoint(connectPoint("of3", 1), |
| 263 | DefaultTrafficSelector.builder().matchVlanId(VlanId.vlanId("100")).build()), |
| 264 | new FilteredConnectPoint(connectPoint("of4", 1), |
| 265 | DefaultTrafficSelector.builder().matchVlanId(VlanId.vlanId("200")).build()) |
| 266 | ); |
| 267 | |
| 268 | |
Pier Ventre | 973bb03 | 2016-10-11 08:57:39 -0700 | [diff] [blame] | 269 | SinglePointToMultiPointIntent intent = makeFilteredConnectPointIntent(ingress, egress, selector); |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 270 | String[] hops = {"of2"}; |
| 271 | |
| 272 | SinglePointToMultiPointIntentCompiler compiler = makeCompiler(hops); |
| 273 | assertThat(compiler, is(notNullValue())); |
| 274 | |
| 275 | List<Intent> result = compiler.compile(intent, null); |
| 276 | assertThat(result, is(notNullValue())); |
| 277 | assertThat(result, hasSize(1)); |
| 278 | |
| 279 | Intent resultIntent = result.get(0); |
| 280 | assertThat(resultIntent, instanceOf(LinkCollectionIntent.class)); |
| 281 | |
| 282 | if (resultIntent instanceof LinkCollectionIntent) { |
| 283 | LinkCollectionIntent linkIntent = (LinkCollectionIntent) resultIntent; |
| 284 | assertThat(linkIntent.links(), hasSize(3)); |
| 285 | |
| 286 | assertThat(linkIntent.links(), linksHasPath("of1", "of2")); |
| 287 | assertThat(linkIntent.links(), linksHasPath("of2", "of3")); |
| 288 | assertThat(linkIntent.links(), linksHasPath("of2", "of4")); |
| 289 | |
| 290 | Set<FilteredConnectPoint> ingressPoints = linkIntent.filteredIngressPoints(); |
| 291 | assertThat("Link collection ingress points do not match base intent", |
| 292 | ingressPoints.size() == 1 && ingressPoints.contains(intent.filteredIngressPoint())); |
| 293 | |
| 294 | assertThat("Link collection egress points do not match base intent", |
| 295 | linkIntent.filteredEgressPoints().equals(intent.filteredEgressPoints())); |
| 296 | } |
Yuta HIGUCHI | 652f27f | 2016-10-31 16:54:30 -0700 | [diff] [blame] | 297 | assertThat("key is inherited", resultIntent.key(), is(intent.key())); |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 298 | |
| 299 | } |
Pier Ventre | 973bb03 | 2016-10-11 08:57:39 -0700 | [diff] [blame] | 300 | |
| 301 | /** |
| 302 | * Tests selector, filtered ingress and egress. |
| 303 | */ |
| 304 | @Test |
| 305 | public void testNonTrivialSelectorsIntent() { |
| 306 | |
| 307 | FilteredConnectPoint ingress = new FilteredConnectPoint(connectPoint("of1", 1)); |
| 308 | |
| 309 | Set<FilteredConnectPoint> egress = ImmutableSet.of( |
| 310 | new FilteredConnectPoint(connectPoint("of3", 1), |
| 311 | DefaultTrafficSelector.builder().matchVlanId(VlanId.vlanId("100")).build()), |
| 312 | new FilteredConnectPoint(connectPoint("of4", 1), |
| 313 | DefaultTrafficSelector.builder().matchVlanId(VlanId.vlanId("200")).build()) |
| 314 | ); |
| 315 | |
| 316 | TrafficSelector ipPrefixSelector = DefaultTrafficSelector.builder() |
| 317 | .matchIPDst(IpPrefix.valueOf("192.168.100.0/24")) |
| 318 | .build(); |
| 319 | |
| 320 | SinglePointToMultiPointIntent intent = makeFilteredConnectPointIntent(ingress, egress, ipPrefixSelector); |
| 321 | String[] hops = {"of2"}; |
| 322 | |
| 323 | SinglePointToMultiPointIntentCompiler compiler = makeCompiler(hops); |
| 324 | assertThat(compiler, is(notNullValue())); |
| 325 | |
| 326 | List<Intent> result = compiler.compile(intent, null); |
| 327 | assertThat(result, is(notNullValue())); |
| 328 | assertThat(result, hasSize(1)); |
| 329 | |
| 330 | Intent resultIntent = result.get(0); |
| 331 | assertThat(resultIntent, instanceOf(LinkCollectionIntent.class)); |
| 332 | |
| 333 | if (resultIntent instanceof LinkCollectionIntent) { |
| 334 | LinkCollectionIntent linkIntent = (LinkCollectionIntent) resultIntent; |
| 335 | assertThat(linkIntent.links(), hasSize(3)); |
| 336 | |
| 337 | assertThat(linkIntent.links(), linksHasPath("of1", "of2")); |
| 338 | assertThat(linkIntent.links(), linksHasPath("of2", "of3")); |
| 339 | assertThat(linkIntent.links(), linksHasPath("of2", "of4")); |
| 340 | |
| 341 | Set<FilteredConnectPoint> ingressPoints = linkIntent.filteredIngressPoints(); |
| 342 | assertThat("Link collection ingress points do not match base intent", |
| 343 | ingressPoints.size() == 1 && ingressPoints.contains(intent.filteredIngressPoint())); |
| 344 | |
| 345 | assertThat("Link collection egress points do not match base intent", |
| 346 | linkIntent.filteredEgressPoints().equals(intent.filteredEgressPoints())); |
| 347 | assertThat(linkIntent.selector(), is(ipPrefixSelector)); |
| 348 | } |
Yuta HIGUCHI | 652f27f | 2016-10-31 16:54:30 -0700 | [diff] [blame] | 349 | assertThat("key is inherited", resultIntent.key(), is(intent.key())); |
Pier Ventre | 973bb03 | 2016-10-11 08:57:39 -0700 | [diff] [blame] | 350 | |
| 351 | } |
Yi Tseng | 2a81c9d | 2016-09-14 10:14:24 -0700 | [diff] [blame] | 352 | } |