| /* |
| * 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 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.host.InterfaceIpAddress; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * Test utilities. |
| */ |
| public final class NeighbourTestUtils { |
| |
| private static final MacAddress MAC1 = MacAddress.valueOf(1); |
| private static final MacAddress MAC2 = MacAddress.valueOf(2); |
| private static final IpAddress IP2 = IpAddress.valueOf(2); |
| |
| private NeighbourTestUtils() { |
| |
| } |
| |
| /** |
| * Creates an ARP request for the given target IP. |
| * |
| * @param targetIp IP address |
| * @return ARP request packet |
| */ |
| public static Ethernet createArpRequest(IpAddress targetIp) { |
| Ethernet eth = new Ethernet(); |
| eth.setDestinationMACAddress(MAC1); |
| eth.setSourceMACAddress(MAC2); |
| eth.setEtherType(Ethernet.TYPE_ARP); |
| |
| ARP arp = new ARP(); |
| arp.setOpCode(ARP.OP_REPLY); |
| arp.setProtocolType(ARP.PROTO_TYPE_IP); |
| arp.setHardwareType(ARP.HW_TYPE_ETHERNET); |
| |
| arp.setProtocolAddressLength((byte) Ip4Address.BYTE_LENGTH); |
| arp.setHardwareAddressLength((byte) Ethernet.DATALAYER_ADDRESS_LENGTH); |
| arp.setSenderHardwareAddress(MAC2.toBytes()); |
| arp.setTargetHardwareAddress(MacAddress.ZERO.toBytes()); |
| |
| arp.setTargetProtocolAddress(targetIp.toOctets()); |
| arp.setSenderProtocolAddress(IP2.toOctets()); |
| |
| eth.setPayload(arp); |
| return eth; |
| } |
| |
| /** |
| * Creates an interface with the given parameters. The IP prefix is assumed |
| * to be a /24. |
| * |
| * @param cp connect point |
| * @param ip IP address |
| * @param mac MAC address |
| * @param vlan VLAN ID |
| * @return interface |
| */ |
| public static Interface intf(ConnectPoint cp, IpAddress ip, MacAddress mac, VlanId vlan) { |
| List<InterfaceIpAddress> ips = |
| Collections.singletonList(InterfaceIpAddress.valueOf(ip.toString() + "/24")); |
| return new Interface("foo", cp, ips, mac, vlan); |
| } |
| } |