| /* |
| * Copyright 2016-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.incubator.net.neighbour.impl; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.Sets; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onlab.packet.ARP; |
| import org.onlab.packet.Ethernet; |
| import org.onlab.packet.Ip4Address; |
| import org.onlab.packet.IpAddress; |
| import org.onlab.packet.MacAddress; |
| import org.onlab.packet.VlanId; |
| import org.onosproject.incubator.net.intf.Interface; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.edge.EdgePortServiceAdapter; |
| import org.onosproject.net.flow.DefaultTrafficTreatment; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.onosproject.net.packet.DefaultOutboundPacket; |
| import org.onosproject.net.packet.OutboundPacket; |
| import org.onosproject.net.packet.PacketService; |
| |
| import java.nio.ByteBuffer; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import static org.easymock.EasyMock.createMock; |
| import static org.easymock.EasyMock.expectLastCall; |
| import static org.easymock.EasyMock.replay; |
| import static org.easymock.EasyMock.verify; |
| import static org.onosproject.incubator.net.neighbour.impl.DefaultNeighbourMessageContext.createContext; |
| import static org.onosproject.incubator.net.neighbour.impl.NeighbourTestUtils.createArpRequest; |
| import static org.onosproject.incubator.net.neighbour.impl.NeighbourTestUtils.intf; |
| |
| /** |
| * Unit tests for DefaultNeighbourMessageActions. |
| */ |
| public class DefaultNeighbourMessageActionsTest { |
| |
| private static final ConnectPoint CP1 = ConnectPoint.deviceConnectPoint("of:0000000000000001/1"); |
| private static final ConnectPoint CP2 = ConnectPoint.deviceConnectPoint("of:0000000000000001/2"); |
| private static final ConnectPoint CP3 = ConnectPoint.deviceConnectPoint("of:0000000000000002/1"); |
| |
| private static final List<ConnectPoint> EDGE_PORTS = |
| ImmutableList.<ConnectPoint>builder() |
| .add(CP1) |
| .add(CP2) |
| .add(CP3) |
| .build(); |
| |
| private static final MacAddress MAC1 = MacAddress.valueOf(1); |
| private static final MacAddress MAC2 = MacAddress.valueOf(2); |
| private static final IpAddress IP1 = IpAddress.valueOf(1); |
| private static final IpAddress IP2 = IpAddress.valueOf(2); |
| |
| private static final VlanId VLAN1 = VlanId.vlanId((short) 1); |
| |
| private static final Interface INTF1 = intf(CP1, IP1, MAC1, VLAN1); |
| private static final Interface INTF2 = intf(CP2, IP2, MAC2, VLAN1); |
| |
| private DefaultNeighbourMessageActions actions; |
| private PacketService packetService; |
| |
| @Before |
| public void setUp() throws Exception { |
| packetService = createMock(PacketService.class); |
| actions = new DefaultNeighbourMessageActions(packetService, new TestEdgeService()); |
| } |
| |
| @Test |
| public void reply() throws Exception { |
| Ethernet request = createArpRequest(IP1); |
| |
| Ip4Address ip4Address = INTF1.ipAddressesList().get(0).ipAddress().getIp4Address(); |
| Ethernet response = ARP.buildArpReply(ip4Address, MAC2, request); |
| |
| packetService.emit(outbound(response, CP1)); |
| expectLastCall().once(); |
| replay(packetService); |
| |
| actions.reply(createContext(request, CP1, null), MAC2); |
| |
| verify(packetService); |
| } |
| |
| @Test |
| public void forwardToConnectPoint() { |
| Ethernet request = createArpRequest(IP1); |
| |
| packetService.emit(outbound(request, CP2)); |
| expectLastCall().once(); |
| replay(packetService); |
| |
| actions.forward(createContext(request, CP1, null), CP2); |
| |
| verify(packetService); |
| } |
| |
| @Test |
| public void forwardToInterface() { |
| Ethernet request = createArpRequest(IP1); |
| |
| Ethernet forwardedRequest = (Ethernet) request.clone(); |
| forwardedRequest.setSourceMACAddress(INTF2.mac()); |
| forwardedRequest.setVlanID(INTF2.vlan().toShort()); |
| |
| packetService.emit(outbound(forwardedRequest, CP2)); |
| expectLastCall().once(); |
| replay(packetService); |
| |
| actions.forward(createContext(request, CP1, null), INTF2); |
| |
| verify(packetService); |
| } |
| |
| @Test |
| public void flood() { |
| Ethernet request = createArpRequest(IP1); |
| |
| // Expect the packet to be emitted out all ports apart from the in port |
| Sets.difference(Sets.newLinkedHashSet(EDGE_PORTS), Collections.singleton(CP1)) |
| .forEach(cp -> { |
| packetService.emit(outbound(request, cp)); |
| expectLastCall().once(); |
| }); |
| replay(packetService); |
| |
| actions.flood(createContext(request, CP1, null)); |
| |
| verify(packetService); |
| } |
| |
| private static OutboundPacket outbound(Ethernet packet, ConnectPoint outPort) { |
| TrafficTreatment treatment = DefaultTrafficTreatment.builder().setOutput(outPort.port()).build(); |
| return new DefaultOutboundPacket(outPort.deviceId(), |
| treatment, ByteBuffer.wrap(packet.serialize())); |
| } |
| |
| private class TestEdgeService extends EdgePortServiceAdapter { |
| |
| @Override |
| public boolean isEdgePoint(ConnectPoint point) { |
| return true; |
| } |
| |
| @Override |
| public Iterable<ConnectPoint> getEdgePoints() { |
| return EDGE_PORTS; |
| } |
| |
| } |
| |
| } |