| /* |
| * Copyright 2017-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.onosproject.net.pi.impl; |
| |
| import com.google.common.testing.EqualsTester; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onlab.packet.MacAddress; |
| import org.onosproject.bmv2.model.Bmv2PipelineModelParser; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.DefaultApplicationId; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.PortNumber; |
| import org.onosproject.net.flow.DefaultFlowRule; |
| import org.onosproject.net.flow.DefaultTrafficSelector; |
| import org.onosproject.net.flow.DefaultTrafficTreatment; |
| import org.onosproject.net.flow.FlowRule; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.onosproject.net.pi.model.DefaultPiPipeconf; |
| import org.onosproject.net.pi.model.PiPipeconf; |
| import org.onosproject.net.pi.model.PiPipeconfId; |
| import org.onosproject.net.pi.model.PiPipelineInterpreter; |
| import org.onosproject.net.pi.runtime.PiTableEntry; |
| import org.onosproject.net.pi.runtime.PiTernaryFieldMatch; |
| |
| import java.util.Optional; |
| import java.util.Random; |
| |
| import static org.hamcrest.CoreMatchers.equalTo; |
| import static org.hamcrest.CoreMatchers.is; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.onosproject.net.pi.impl.MockInterpreter.*; |
| |
| /** |
| * Tests for {@link PiFlowRuleTranslator}. |
| */ |
| @SuppressWarnings("ConstantConditions") |
| public class PiFlowRuleTranslatorTest { |
| |
| private static final String BMV2_JSON_PATH = "/org/onosproject/net/pi/impl/default.json"; |
| |
| private Random random = new Random(); |
| private PiPipeconf pipeconf; |
| |
| @Before |
| public void setUp() throws Exception { |
| pipeconf = DefaultPiPipeconf.builder() |
| .withId(new PiPipeconfId("mock-pipeconf")) |
| .withPipelineModel(Bmv2PipelineModelParser.parse(this.getClass().getResourceAsStream(BMV2_JSON_PATH))) |
| .addBehaviour(PiPipelineInterpreter.class, MockInterpreter.class) |
| .build(); |
| } |
| |
| @Test |
| public void testTranslate() throws Exception { |
| |
| DeviceId deviceId = DeviceId.NONE; |
| ApplicationId appId = new DefaultApplicationId(1, "test"); |
| int tableId = 0; |
| MacAddress ethDstMac = MacAddress.valueOf(random.nextLong()); |
| MacAddress ethSrcMac = MacAddress.valueOf(random.nextLong()); |
| short ethType = (short) (0x0000FFFF & random.nextInt()); |
| short outPort = (short) random.nextInt(65); |
| short inPort = (short) random.nextInt(65); |
| int timeout = random.nextInt(100); |
| int priority = random.nextInt(100); |
| |
| TrafficSelector matchInPort1 = DefaultTrafficSelector |
| .builder() |
| .matchInPort(PortNumber.portNumber(inPort)) |
| .matchEthDst(ethDstMac) |
| .matchEthSrc(ethSrcMac) |
| .matchEthType(ethType) |
| .build(); |
| |
| TrafficTreatment outPort2 = DefaultTrafficTreatment |
| .builder() |
| .setOutput(PortNumber.portNumber(outPort)) |
| .build(); |
| |
| FlowRule rule1 = DefaultFlowRule.builder() |
| .forDevice(deviceId) |
| .forTable(tableId) |
| .fromApp(appId) |
| .withSelector(matchInPort1) |
| .withTreatment(outPort2) |
| .makeTemporary(timeout) |
| .withPriority(priority) |
| .build(); |
| |
| FlowRule rule2 = DefaultFlowRule.builder() |
| .forDevice(deviceId) |
| .forTable(tableId) |
| .fromApp(appId) |
| .withSelector(matchInPort1) |
| .withTreatment(outPort2) |
| .makeTemporary(timeout) |
| .withPriority(priority) |
| .build(); |
| |
| PiTableEntry entry1 = PiFlowRuleTranslator.translateFlowRule(rule1, pipeconf, null); |
| PiTableEntry entry2 = PiFlowRuleTranslator.translateFlowRule(rule1, pipeconf, null); |
| |
| // check equality, i.e. same rules must produce same entries |
| new EqualsTester() |
| .addEqualityGroup(rule1, rule2) |
| .addEqualityGroup(entry1, entry2) |
| .testEquals(); |
| |
| int numMatchParams = pipeconf.pipelineModel().table(TABLE0).get().matchFields().size(); |
| // parse values stored in entry1 |
| PiTernaryFieldMatch inPortParam = (PiTernaryFieldMatch) entry1.fieldMatch(IN_PORT_ID).get(); |
| PiTernaryFieldMatch ethDstParam = (PiTernaryFieldMatch) entry1.fieldMatch(ETH_DST_ID).get(); |
| PiTernaryFieldMatch ethSrcParam = (PiTernaryFieldMatch) entry1.fieldMatch(ETH_SRC_ID).get(); |
| PiTernaryFieldMatch ethTypeParam = (PiTernaryFieldMatch) entry1.fieldMatch(ETH_TYPE_ID).get(); |
| Optional<Double> expectedTimeout = pipeconf.pipelineModel().table(TABLE0).get().supportsAging() |
| ? Optional.of((double) rule1.timeout()) : Optional.empty(); |
| |
| // check that the number of parameters in the entry is the same as the number of table keys |
| assertThat("Incorrect number of match parameters", |
| entry1.fieldMatches().size(), is(equalTo(numMatchParams))); |
| |
| // check that values stored in entry are the same used for the flow rule |
| assertThat("Incorrect inPort match param value", |
| inPortParam.value().asReadOnlyBuffer().getShort(), is(equalTo(inPort))); |
| assertThat("Incorrect ethDestMac match param value", |
| ethDstParam.value().asArray(), is(equalTo(ethDstMac.toBytes()))); |
| assertThat("Incorrect ethSrcMac match param value", |
| ethSrcParam.value().asArray(), is(equalTo(ethSrcMac.toBytes()))); |
| assertThat("Incorrect ethType match param value", |
| ethTypeParam.value().asReadOnlyBuffer().getShort(), is(equalTo(ethType))); |
| assertThat("Incorrect priority value", |
| entry1.priority().get(), is(equalTo(rule1.priority()))); |
| assertThat("Incorrect timeout value", |
| entry1.timeout(), is(equalTo(expectedTimeout))); |
| |
| } |
| } |