| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * 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.dhcprelay; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Maps; |
| import com.google.common.collect.Sets; |
| import com.google.common.io.Resources; |
| import org.apache.commons.io.Charsets; |
| import org.easymock.Capture; |
| import org.easymock.CaptureType; |
| import org.easymock.EasyMock; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onlab.packet.ARP; |
| import org.onlab.packet.DHCP; |
| import org.onlab.packet.DeserializationException; |
| import org.onlab.packet.Ethernet; |
| import org.onlab.packet.IPv4; |
| import org.onlab.packet.Ip4Address; |
| import org.onlab.packet.Ip6Address; |
| import org.onlab.packet.IpPrefix; |
| import org.onlab.packet.IpAddress; |
| import org.onlab.packet.MacAddress; |
| import org.onlab.packet.UDP; |
| import org.onlab.packet.VlanId; |
| import org.onlab.packet.dhcp.CircuitId; |
| import org.onlab.packet.dhcp.DhcpOption; |
| import org.onlab.packet.dhcp.DhcpRelayAgentOption; |
| import org.onlab.packet.dhcp.Dhcp6InterfaceIdOption; |
| import org.onlab.packet.dhcp.Dhcp6RelayOption; |
| import org.onlab.packet.dhcp.Dhcp6IaNaOption; |
| import org.onlab.packet.dhcp.Dhcp6IaPdOption; |
| import org.onlab.packet.dhcp.Dhcp6IaAddressOption; |
| import org.onlab.packet.dhcp.Dhcp6IaPrefixOption; |
| import org.onlab.packet.dhcp.Dhcp6Option; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.TestApplicationId; |
| import org.onosproject.cfg.ComponentConfigService; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.dhcprelay.config.DefaultDhcpRelayConfig; |
| import org.onosproject.dhcprelay.config.DhcpServerConfig; |
| import org.onosproject.dhcprelay.config.IgnoreDhcpConfig; |
| import org.onosproject.dhcprelay.config.IndirectDhcpRelayConfig; |
| import org.onosproject.dhcprelay.store.DhcpRecord; |
| import org.onosproject.dhcprelay.store.DhcpRelayStore; |
| import org.onosproject.dhcprelay.store.DhcpRelayStoreEvent; |
| import org.onosproject.net.Device; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.behaviour.Pipeliner; |
| import org.onosproject.net.device.DeviceEvent; |
| import org.onosproject.net.device.DeviceService; |
| import org.onosproject.net.flow.DefaultTrafficSelector; |
| import org.onosproject.net.flow.DefaultTrafficTreatment; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.onosproject.net.flowobjective.FlowObjectiveService; |
| import org.onosproject.net.flowobjective.ForwardingObjective; |
| import org.onosproject.net.flowobjective.Objective; |
| import org.onosproject.net.host.HostProviderService; |
| import org.onosproject.net.intf.Interface; |
| import org.onosproject.net.intf.InterfaceServiceAdapter; |
| import org.onosproject.net.packet.PacketPriority; |
| import org.onosproject.routeservice.Route; |
| import org.onosproject.routeservice.RouteStoreAdapter; |
| import org.onosproject.net.DefaultHost; |
| import org.onosproject.net.Host; |
| import org.onosproject.net.HostId; |
| import org.onosproject.net.HostLocation; |
| import org.onosproject.net.config.NetworkConfigRegistry; |
| import org.onosproject.net.host.HostDescription; |
| import org.onosproject.net.host.HostService; |
| import org.onosproject.net.host.InterfaceIpAddress; |
| import org.onosproject.net.packet.DefaultInboundPacket; |
| import org.onosproject.net.packet.InboundPacket; |
| import org.onosproject.net.packet.OutboundPacket; |
| import org.onosproject.net.packet.PacketContext; |
| import org.onosproject.net.packet.PacketContextAdapter; |
| import org.onosproject.net.packet.PacketProcessor; |
| import org.onosproject.net.packet.PacketServiceAdapter; |
| import org.onosproject.store.StoreDelegate; |
| import org.osgi.service.component.ComponentContext; |
| import org.onlab.packet.DHCP6; |
| import org.onlab.packet.IPv6; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.Collection; |
| import java.util.Dictionary; |
| import java.util.List; |
| import java.util.ArrayList; |
| import java.util.Map; |
| import java.util.Optional; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| import static org.easymock.EasyMock.*; |
| import static org.junit.Assert.*; |
| import static org.onosproject.dhcprelay.DhcpRelayManager.DHCP_RELAY_APP; |
| import static org.onosproject.dhcprelay.DhcpRelayManager.DHCP_SELECTORS; |
| |
| public class DhcpRelayManagerTest { |
| private static final String CONFIG_FILE_PATH = "dhcp-relay.json"; |
| private static final DeviceId DEV_1_ID = DeviceId.deviceId("of:0000000000000001"); |
| private static final DeviceId DEV_2_ID = DeviceId.deviceId("of:0000000000000002"); |
| // Ip address for interfaces |
| private static final InterfaceIpAddress INTERFACE_IP = InterfaceIpAddress.valueOf("10.0.3.254/32"); |
| private static final InterfaceIpAddress INTERFACE_IP_V6 = InterfaceIpAddress.valueOf("2001:db8:1::254/128"); |
| private static final List<InterfaceIpAddress> INTERFACE_IPS = ImmutableList.of(INTERFACE_IP, INTERFACE_IP_V6); |
| |
| // DHCP client (will send without option 82) |
| private static final Ip4Address IP_FOR_CLIENT = Ip4Address.valueOf("10.0.0.1"); |
| private static final Ip6Address IP_FOR_CLIENT_V6 = Ip6Address.valueOf("2001:db8:1::110"); |
| private static final IpPrefix PREFIX_FOR_CLIENT_V6 = IpPrefix.valueOf("2001:db8:10::/56"); |
| private static final IpPrefix PREFIX_FOR_ZERO = IpPrefix.valueOf("::/0"); |
| private static final MacAddress CLIENT_MAC = MacAddress.valueOf("00:00:00:00:00:01"); |
| private static final VlanId CLIENT_VLAN = VlanId.vlanId("100"); |
| private static final ConnectPoint CLIENT_CP = ConnectPoint.deviceConnectPoint("of:0000000000000001/1"); |
| private static final MacAddress CLIENT_IFACE_MAC = MacAddress.valueOf("00:00:00:00:11:01"); |
| private static final HostLocation CLIENT_LOCATION = new HostLocation(CLIENT_CP, 0); |
| private static final HostId CLIENT_HOST_ID = HostId.hostId(CLIENT_MAC, CLIENT_VLAN); |
| private static final Ip6Address CLIENT_LL_IP_V6 = Ip6Address.valueOf("fe80::200:00ff:fe00:0001"); |
| private static final Host EXISTS_HOST = new DefaultHost(DhcpRelayManager.PROVIDER_ID, |
| CLIENT_HOST_ID, CLIENT_MAC, CLIENT_VLAN, |
| CLIENT_LOCATION, ImmutableSet.of(CLIENT_LL_IP_V6)); |
| private static final Interface CLIENT_INTERFACE = new Interface("C1", |
| CLIENT_CP, |
| INTERFACE_IPS, |
| CLIENT_IFACE_MAC, |
| CLIENT_VLAN); |
| |
| // Dual homing test |
| private static final ConnectPoint CLIENT_DH_CP = ConnectPoint.deviceConnectPoint("of:0000000000000001/3"); |
| private static final HostLocation CLIENT_DH_LOCATION = new HostLocation(CLIENT_DH_CP, 0); |
| private static final Interface CLIENT_DH_INTERFACE = new Interface("C1-DH", |
| CLIENT_DH_CP, |
| INTERFACE_IPS, |
| CLIENT_IFACE_MAC, |
| CLIENT_VLAN); |
| |
| |
| // DHCP client 2 (will send with option 82, so the vlan should equals to vlan from server) |
| private static final MacAddress CLIENT2_MAC = MacAddress.valueOf("00:00:00:00:00:01"); |
| private static final VlanId CLIENT2_VLAN = VlanId.NONE; |
| private static final ConnectPoint CLIENT2_CP = ConnectPoint.deviceConnectPoint("of:0000000000000001/2"); |
| private static final MacAddress CLIENT2_IFACE_MAC = MacAddress.valueOf("00:00:00:00:11:01"); |
| private static final Interface CLIENT2_INTERFACE = new Interface("C2", |
| CLIENT2_CP, |
| INTERFACE_IPS, |
| CLIENT2_IFACE_MAC, |
| CLIENT2_VLAN); |
| |
| // Outer relay information |
| private static final Ip4Address OUTER_RELAY_IP = Ip4Address.valueOf("10.0.5.253"); |
| private static final Ip6Address OUTER_RELAY_IP_V6 = Ip6Address.valueOf("2001:db8:1::4"); |
| private static final Set<IpAddress> OUTER_RELAY_IPS = ImmutableSet.of(OUTER_RELAY_IP, OUTER_RELAY_IP_V6); |
| private static final MacAddress OUTER_RELAY_MAC = MacAddress.valueOf("00:01:02:03:04:05"); |
| private static final VlanId OUTER_RELAY_VLAN = VlanId.NONE; |
| private static final ConnectPoint OUTER_RELAY_CP = ConnectPoint.deviceConnectPoint("of:0000000000000001/2"); |
| private static final HostLocation OUTER_REPLAY_HL = new HostLocation(OUTER_RELAY_CP, 0); |
| private static final HostId OUTER_RELAY_HOST_ID = HostId.hostId(OUTER_RELAY_MAC, OUTER_RELAY_VLAN); |
| private static final Host OUTER_RELAY_HOST = new DefaultHost(DhcpRelayManager.PROVIDER_ID, |
| OUTER_RELAY_HOST_ID, |
| OUTER_RELAY_MAC, |
| OUTER_RELAY_VLAN, |
| OUTER_REPLAY_HL, |
| OUTER_RELAY_IPS); |
| |
| // DHCP Server |
| private static final MacAddress SERVER_MAC = MacAddress.valueOf("00:00:00:00:00:01"); |
| private static final VlanId SERVER_VLAN = VlanId.NONE; |
| private static final ConnectPoint SERVER_CONNECT_POINT = |
| ConnectPoint.deviceConnectPoint("of:0000000000000001/5"); |
| private static final HostLocation SERVER_LOCATION = |
| new HostLocation(SERVER_CONNECT_POINT, 0); |
| private static final Ip4Address GATEWAY_IP = Ip4Address.valueOf("10.0.5.253"); |
| private static final Ip6Address GATEWAY_IP_V6 = Ip6Address.valueOf("2000::105:253"); |
| private static final Ip4Address SERVER_IP = Ip4Address.valueOf("10.0.3.253"); |
| private static final Ip6Address SERVER_IP_V6 = Ip6Address.valueOf("2000::103:253"); |
| private static final Ip6Address SERVER_IP_V6_MCAST = Ip6Address.valueOf("ff02::1:2"); |
| private static final Set<IpAddress> DHCP_SERVER_IPS = ImmutableSet.of(SERVER_IP, SERVER_IP_V6); |
| private static final HostId SERVER_HOST_ID = HostId.hostId(SERVER_MAC, SERVER_VLAN); |
| private static final Host SERVER_HOST = new DefaultHost(DhcpRelayManager.PROVIDER_ID, |
| SERVER_HOST_ID, |
| SERVER_MAC, |
| SERVER_VLAN, |
| SERVER_LOCATION, |
| DHCP_SERVER_IPS); |
| private static final MacAddress SERVER_IFACE_MAC = MacAddress.valueOf("00:00:00:00:00:01"); |
| private static final Interface SERVER_INTERFACE = new Interface("SERVER", |
| SERVER_CONNECT_POINT, |
| INTERFACE_IPS, |
| SERVER_IFACE_MAC, |
| SERVER_VLAN); |
| |
| // Relay agent config |
| private static final Ip4Address RELAY_AGENT_IP = Ip4Address.valueOf("10.0.4.254"); |
| |
| // Components |
| private static final ApplicationId APP_ID = TestApplicationId.create(DhcpRelayManager.DHCP_RELAY_APP); |
| private static final DefaultDhcpRelayConfig CONFIG = new MockDefaultDhcpRelayConfig(); |
| private static final IndirectDhcpRelayConfig CONFIG_INDIRECT = new MockIndirectDhcpRelayConfig(); |
| private static final Set<Interface> INTERFACES = ImmutableSet.of( |
| CLIENT_INTERFACE, |
| CLIENT2_INTERFACE, |
| SERVER_INTERFACE, |
| CLIENT_DH_INTERFACE |
| ); |
| private static final String NON_ONOS_CID = "Non-ONOS circuit ID"; |
| private static final VlanId IGNORED_VLAN = VlanId.vlanId("100"); |
| private static final int IGNORE_CONTROL_PRIORITY = PacketPriority.CONTROL.priorityValue() + 1000; |
| |
| private DhcpRelayManager manager; |
| private MockPacketService packetService; |
| private MockRouteStore mockRouteStore; |
| private MockDhcpRelayStore mockDhcpRelayStore; |
| private HostProviderService mockHostProviderService; |
| |
| @Before |
| public void setup() { |
| manager = new DhcpRelayManager(); |
| manager.cfgService = createNiceMock(NetworkConfigRegistry.class); |
| |
| expect(manager.cfgService.getConfig(APP_ID, DefaultDhcpRelayConfig.class)) |
| .andReturn(CONFIG) |
| .anyTimes(); |
| |
| // TODO: add indirect test |
| expect(manager.cfgService.getConfig(APP_ID, IndirectDhcpRelayConfig.class)) |
| .andReturn(CONFIG_INDIRECT) |
| .anyTimes(); |
| |
| manager.coreService = createNiceMock(CoreService.class); |
| expect(manager.coreService.registerApplication(anyString())) |
| .andReturn(APP_ID).anyTimes(); |
| |
| manager.hostService = createNiceMock(HostService.class); |
| expect(manager.hostService.getHostsByIp(anyObject())).andReturn(ImmutableSet.of(SERVER_HOST)).anyTimes(); |
| expect(manager.hostService.getHost(OUTER_RELAY_HOST_ID)).andReturn(OUTER_RELAY_HOST).anyTimes(); |
| |
| packetService = new MockPacketService(); |
| manager.packetService = packetService; |
| manager.compCfgService = createNiceMock(ComponentConfigService.class); |
| manager.deviceService = createNiceMock(DeviceService.class); |
| |
| Device device = createNiceMock(Device.class); |
| expect(device.is(Pipeliner.class)).andReturn(true).anyTimes(); |
| |
| expect(manager.deviceService.getDevice(DEV_1_ID)).andReturn(device).anyTimes(); |
| expect(manager.deviceService.getDevice(DEV_2_ID)).andReturn(device).anyTimes(); |
| replay(manager.deviceService, device); |
| |
| mockRouteStore = new MockRouteStore(); |
| mockDhcpRelayStore = new MockDhcpRelayStore(); |
| manager.dhcpRelayStore = mockDhcpRelayStore; |
| |
| manager.interfaceService = new MockInterfaceService(); |
| manager.flowObjectiveService = EasyMock.niceMock(FlowObjectiveService.class); |
| mockHostProviderService = createNiceMock(HostProviderService.class); |
| Dhcp4HandlerImpl v4Handler = new Dhcp4HandlerImpl(); |
| v4Handler.providerService = mockHostProviderService; |
| v4Handler.dhcpRelayStore = mockDhcpRelayStore; |
| v4Handler.hostService = manager.hostService; |
| v4Handler.interfaceService = manager.interfaceService; |
| v4Handler.packetService = manager.packetService; |
| v4Handler.routeStore = mockRouteStore; |
| manager.v4Handler = v4Handler; |
| |
| // TODO: initialize v6 handler. |
| //DhcpHandler v6Handler = createNiceMock(DhcpHandler.class); |
| Dhcp6HandlerImpl v6Handler = new Dhcp6HandlerImpl(); |
| v6Handler.dhcpRelayStore = mockDhcpRelayStore; |
| v6Handler.hostService = manager.hostService; |
| v6Handler.interfaceService = manager.interfaceService; |
| v6Handler.packetService = manager.packetService; |
| v6Handler.routeStore = mockRouteStore; |
| v6Handler.providerService = mockHostProviderService; |
| manager.v6Handler = v6Handler; |
| |
| // properties |
| Dictionary<String, Object> dictionary = createNiceMock(Dictionary.class); |
| expect(dictionary.get("arpEnabled")).andReturn(true).anyTimes(); |
| ComponentContext context = createNiceMock(ComponentContext.class); |
| expect(context.getProperties()).andReturn(dictionary).anyTimes(); |
| |
| EasyMock.replay(manager.cfgService, manager.coreService, manager.hostService, |
| manager.compCfgService, dictionary, context); |
| manager.activate(context); |
| } |
| |
| @After |
| public void tearDown() { |
| manager.deactivate(); |
| } |
| |
| /** |
| * Relay a DHCP packet without option 82. |
| * Should add new host to host store after dhcp ack. |
| */ |
| @Test |
| public void relayDhcpWithoutAgentInfo() { |
| replay(mockHostProviderService); |
| // send request |
| packetService.processPacket(new TestDhcpRequestPacketContext(CLIENT_MAC, |
| CLIENT_VLAN, |
| CLIENT_CP, |
| INTERFACE_IP.ipAddress().getIp4Address(), |
| false)); |
| // won't trigger the host provider service |
| verify(mockHostProviderService); |
| reset(mockHostProviderService); |
| |
| assertEquals(0, mockRouteStore.routes.size()); |
| |
| HostId expectHostId = HostId.hostId(CLIENT_MAC, CLIENT_VLAN); |
| Capture<HostDescription> capturedHostDesc = newCapture(); |
| mockHostProviderService.hostDetected(eq(expectHostId), capture(capturedHostDesc), eq(false)); |
| replay(mockHostProviderService); |
| // send ack |
| packetService.processPacket(new TestDhcpAckPacketContext(CLIENT_CP, CLIENT_MAC, |
| CLIENT_VLAN, INTERFACE_IP.ipAddress().getIp4Address(), |
| false)); |
| verify(mockHostProviderService); |
| assertEquals(0, mockRouteStore.routes.size()); |
| |
| HostDescription host = capturedHostDesc.getValue(); |
| assertEquals(false, host.configured()); |
| assertEquals(CLIENT_CP.deviceId(), host.location().elementId()); |
| assertEquals(CLIENT_CP.port(), host.location().port()); |
| assertEquals(1, host.ipAddress().size()); |
| assertEquals(IP_FOR_CLIENT, host.ipAddress().iterator().next()); |
| } |
| |
| /** |
| * Relay a DHCP packet with option 82 (Indirectly connected host). |
| */ |
| @Test |
| public void relayDhcpWithAgentInfo() { |
| replay(mockHostProviderService); |
| // Assume outer dhcp relay agent exists in store already |
| // send request |
| packetService.processPacket(new TestDhcpRequestPacketContext(CLIENT2_MAC, |
| CLIENT2_VLAN, |
| CLIENT2_CP, |
| INTERFACE_IP.ipAddress().getIp4Address(), |
| true)); |
| // No routes |
| assertEquals(0, mockRouteStore.routes.size()); |
| // send ack |
| packetService.processPacket(new TestDhcpAckPacketContext(CLIENT2_CP, |
| CLIENT2_MAC, |
| CLIENT2_VLAN, |
| INTERFACE_IP.ipAddress().getIp4Address(), |
| true)); |
| |
| // won't trigger the host provider service |
| verify(mockHostProviderService); |
| reset(mockHostProviderService); |
| |
| assertEquals(1, mockRouteStore.routes.size()); |
| |
| Route route = mockRouteStore.routes.get(0); |
| assertEquals(OUTER_RELAY_IP, route.nextHop()); |
| assertEquals(IP_FOR_CLIENT.toIpPrefix(), route.prefix()); |
| assertEquals(Route.Source.STATIC, route.source()); |
| } |
| |
| @Test |
| public void testWithRelayAgentConfig() throws DeserializationException { |
| manager.v4Handler |
| .setDefaultDhcpServerConfigs(ImmutableList.of(new MockDhcpServerConfig(RELAY_AGENT_IP))); |
| manager.v4Handler |
| .setIndirectDhcpServerConfigs(ImmutableList.of(new MockDhcpServerConfig(RELAY_AGENT_IP))); |
| packetService.processPacket(new TestDhcpRequestPacketContext(CLIENT2_MAC, |
| CLIENT2_VLAN, |
| CLIENT2_CP, |
| INTERFACE_IP.ipAddress().getIp4Address(), |
| true)); |
| OutboundPacket outPacket = packetService.emittedPacket; |
| byte[] outData = outPacket.data().array(); |
| Ethernet eth = Ethernet.deserializer().deserialize(outData, 0, outData.length); |
| IPv4 ip = (IPv4) eth.getPayload(); |
| UDP udp = (UDP) ip.getPayload(); |
| DHCP dhcp = (DHCP) udp.getPayload(); |
| assertEquals(RELAY_AGENT_IP.toInt(), dhcp.getGatewayIPAddress()); |
| } |
| |
| @Test |
| public void testArpRequest() throws Exception { |
| packetService.processPacket(new TestArpRequestPacketContext(CLIENT_INTERFACE)); |
| OutboundPacket outboundPacket = packetService.emittedPacket; |
| byte[] outPacketData = outboundPacket.data().array(); |
| Ethernet eth = Ethernet.deserializer().deserialize(outPacketData, 0, outPacketData.length); |
| |
| assertEquals(eth.getEtherType(), Ethernet.TYPE_ARP); |
| ARP arp = (ARP) eth.getPayload(); |
| assertArrayEquals(arp.getSenderHardwareAddress(), CLIENT_INTERFACE.mac().toBytes()); |
| } |
| |
| /** |
| * Ignores specific vlans from specific devices if config. |
| * |
| * @throws Exception the exception from this test |
| */ |
| @Test |
| public void testIgnoreVlan() throws Exception { |
| ObjectMapper om = new ObjectMapper(); |
| JsonNode json = om.readTree(Resources.getResource(CONFIG_FILE_PATH)); |
| IgnoreDhcpConfig config = new IgnoreDhcpConfig(); |
| json = json.path("apps").path(DHCP_RELAY_APP).path(IgnoreDhcpConfig.KEY); |
| config.init(APP_ID, IgnoreDhcpConfig.KEY, json, om, null); |
| |
| Capture<Objective> capturedFromDev1 = newCapture(CaptureType.ALL); |
| manager.flowObjectiveService.apply(eq(DEV_1_ID), capture(capturedFromDev1)); |
| expectLastCall().times(DHCP_SELECTORS.size()); |
| Capture<Objective> capturedFromDev2 = newCapture(CaptureType.ALL); |
| manager.flowObjectiveService.apply(eq(DEV_2_ID), capture(capturedFromDev2)); |
| expectLastCall().times(DHCP_SELECTORS.size()); |
| replay(manager.flowObjectiveService); |
| manager.updateConfig(config); |
| verify(manager.flowObjectiveService); |
| |
| List<Objective> objectivesFromDev1 = capturedFromDev1.getValues(); |
| List<Objective> objectivesFromDev2 = capturedFromDev2.getValues(); |
| |
| assertTrue(objectivesFromDev1.containsAll(objectivesFromDev2)); |
| assertTrue(objectivesFromDev2.containsAll(objectivesFromDev1)); |
| TrafficTreatment dropTreatment = DefaultTrafficTreatment.emptyTreatment(); |
| dropTreatment.clearedDeferred(); |
| |
| for (int index = 0; index < objectivesFromDev1.size(); index++) { |
| TrafficSelector selector = |
| DefaultTrafficSelector.builder(DhcpRelayManager.DHCP_SELECTORS.get(index)) |
| .matchVlanId(IGNORED_VLAN) |
| .build(); |
| ForwardingObjective fwd = (ForwardingObjective) objectivesFromDev1.get(index); |
| assertEquals(selector, fwd.selector()); |
| assertEquals(dropTreatment, fwd.treatment()); |
| assertEquals(IGNORE_CONTROL_PRIORITY, fwd.priority()); |
| assertEquals(ForwardingObjective.Flag.VERSATILE, fwd.flag()); |
| assertEquals(Objective.Operation.ADD, fwd.op()); |
| fwd.context().ifPresent(ctx -> { |
| ctx.onSuccess(fwd); |
| }); |
| } |
| objectivesFromDev2.forEach(obj -> obj.context().ifPresent(ctx -> ctx.onSuccess(obj))); |
| assertEquals(2, manager.ignoredVlans.size()); |
| } |
| |
| /** |
| * "IgnoreVlan" policy should be removed when the config removed. |
| */ |
| @Test |
| public void testRemoveIgnoreVlan() { |
| manager.ignoredVlans.put(DEV_1_ID, IGNORED_VLAN); |
| manager.ignoredVlans.put(DEV_2_ID, IGNORED_VLAN); |
| IgnoreDhcpConfig config = new IgnoreDhcpConfig(); |
| |
| Capture<Objective> capturedFromDev1 = newCapture(CaptureType.ALL); |
| manager.flowObjectiveService.apply(eq(DEV_1_ID), capture(capturedFromDev1)); |
| expectLastCall().times(DHCP_SELECTORS.size()); |
| Capture<Objective> capturedFromDev2 = newCapture(CaptureType.ALL); |
| manager.flowObjectiveService.apply(eq(DEV_2_ID), capture(capturedFromDev2)); |
| expectLastCall().times(DHCP_SELECTORS.size()); |
| replay(manager.flowObjectiveService); |
| manager.removeConfig(config); |
| verify(manager.flowObjectiveService); |
| |
| List<Objective> objectivesFromDev1 = capturedFromDev1.getValues(); |
| List<Objective> objectivesFromDev2 = capturedFromDev2.getValues(); |
| |
| assertTrue(objectivesFromDev1.containsAll(objectivesFromDev2)); |
| assertTrue(objectivesFromDev2.containsAll(objectivesFromDev1)); |
| TrafficTreatment dropTreatment = DefaultTrafficTreatment.emptyTreatment(); |
| dropTreatment.clearedDeferred(); |
| |
| for (int index = 0; index < objectivesFromDev1.size(); index++) { |
| TrafficSelector selector = |
| DefaultTrafficSelector.builder(DhcpRelayManager.DHCP_SELECTORS.get(index)) |
| .matchVlanId(IGNORED_VLAN) |
| .build(); |
| ForwardingObjective fwd = (ForwardingObjective) objectivesFromDev1.get(index); |
| assertEquals(selector, fwd.selector()); |
| assertEquals(dropTreatment, fwd.treatment()); |
| assertEquals(IGNORE_CONTROL_PRIORITY, fwd.priority()); |
| assertEquals(ForwardingObjective.Flag.VERSATILE, fwd.flag()); |
| assertEquals(Objective.Operation.REMOVE, fwd.op()); |
| fwd.context().ifPresent(ctx -> { |
| ctx.onSuccess(fwd); |
| }); |
| } |
| objectivesFromDev2.forEach(obj -> obj.context().ifPresent(ctx -> ctx.onSuccess(obj))); |
| assertEquals(0, manager.ignoredVlans.size()); |
| } |
| |
| /** |
| * Should ignore ignore rules installation when device not available. |
| */ |
| @Test |
| public void testIgnoreUnknownDevice() throws IOException { |
| reset(manager.deviceService); |
| Device device = createNiceMock(Device.class); |
| expect(device.is(Pipeliner.class)).andReturn(true).anyTimes(); |
| |
| expect(manager.deviceService.getDevice(DEV_1_ID)).andReturn(device).anyTimes(); |
| expect(manager.deviceService.getDevice(DEV_2_ID)).andReturn(null).anyTimes(); |
| |
| ObjectMapper om = new ObjectMapper(); |
| JsonNode json = om.readTree(Resources.getResource(CONFIG_FILE_PATH)); |
| IgnoreDhcpConfig config = new IgnoreDhcpConfig(); |
| json = json.path("apps").path(DHCP_RELAY_APP).path(IgnoreDhcpConfig.KEY); |
| config.init(APP_ID, IgnoreDhcpConfig.KEY, json, om, null); |
| |
| Capture<Objective> capturedFromDev1 = newCapture(CaptureType.ALL); |
| manager.flowObjectiveService.apply(eq(DEV_1_ID), capture(capturedFromDev1)); |
| expectLastCall().times(DHCP_SELECTORS.size()); |
| replay(manager.flowObjectiveService, manager.deviceService, device); |
| |
| manager.updateConfig(config); |
| capturedFromDev1.getValues().forEach(obj -> obj.context().ifPresent(ctx -> ctx.onSuccess(obj))); |
| |
| assertEquals(1, manager.ignoredVlans.size()); |
| } |
| |
| /** |
| * Should try install ignore rules when device comes up. |
| */ |
| @Test |
| public void testInstallIgnoreRuleWhenDeviceComesUp() throws IOException { |
| ObjectMapper om = new ObjectMapper(); |
| JsonNode json = om.readTree(Resources.getResource(CONFIG_FILE_PATH)); |
| IgnoreDhcpConfig config = new IgnoreDhcpConfig(); |
| json = json.path("apps").path(DHCP_RELAY_APP).path(IgnoreDhcpConfig.KEY); |
| config.init(APP_ID, IgnoreDhcpConfig.KEY, json, om, null); |
| |
| reset(manager.cfgService, manager.flowObjectiveService, manager.deviceService); |
| expect(manager.cfgService.getConfig(APP_ID, IgnoreDhcpConfig.class)) |
| .andReturn(config).anyTimes(); |
| |
| Device device = createNiceMock(Device.class); |
| expect(device.is(Pipeliner.class)).andReturn(true).anyTimes(); |
| expect(device.id()).andReturn(DEV_1_ID).anyTimes(); |
| expect(manager.deviceService.getDevice(DEV_1_ID)).andReturn(device).anyTimes(); |
| DeviceEvent event = new DeviceEvent(DeviceEvent.Type.DEVICE_ADDED, device); |
| Capture<Objective> capturedFromDev1 = newCapture(CaptureType.ALL); |
| manager.flowObjectiveService.apply(eq(DEV_1_ID), capture(capturedFromDev1)); |
| expectLastCall().times(DHCP_SELECTORS.size()); |
| replay(manager.cfgService, manager.flowObjectiveService, manager.deviceService, device); |
| assertEquals(0, manager.ignoredVlans.size()); |
| manager.deviceListener.event(event); |
| capturedFromDev1.getValues().forEach(obj -> obj.context().ifPresent(ctx -> ctx.onSuccess(obj))); |
| assertEquals(1, manager.ignoredVlans.size()); |
| } |
| |
| /** |
| * Relay a DHCP6 packet without relay option |
| * Note: Should add new host to host store after dhcp ack. |
| */ |
| @Test |
| public void relayDhcp6WithoutAgentInfo() { |
| replay(mockHostProviderService); |
| // send request |
| packetService.processPacket(new TestDhcp6RequestPacketContext(CLIENT_MAC, |
| VlanId.NONE, |
| CLIENT_CP, |
| INTERFACE_IP_V6.ipAddress().getIp6Address(), |
| 0)); |
| |
| verify(mockHostProviderService); |
| reset(mockHostProviderService); |
| assertEquals(0, mockRouteStore.routes.size()); |
| |
| Capture<HostDescription> capturedHostDesc = newCapture(); |
| mockHostProviderService.hostDetected(eq(HostId.hostId(CLIENT_MAC, CLIENT_VLAN)), |
| capture(capturedHostDesc), eq(false)); |
| replay(mockHostProviderService); |
| // send reply |
| packetService.processPacket(new TestDhcp6ReplyPacketContext(CLIENT_CP, CLIENT_MAC, |
| CLIENT_VLAN, |
| INTERFACE_IP_V6.ipAddress().getIp6Address(), |
| 0)); |
| verify(mockHostProviderService); |
| assertEquals(0, mockRouteStore.routes.size()); |
| |
| HostDescription host = capturedHostDesc.getValue(); |
| assertEquals(CLIENT_VLAN, host.vlan()); |
| assertEquals(CLIENT_CP.deviceId(), host.location().elementId()); |
| assertEquals(CLIENT_CP.port(), host.location().port()); |
| assertEquals(1, host.ipAddress().size()); |
| assertEquals(IP_FOR_CLIENT_V6, host.ipAddress().iterator().next()); |
| } |
| |
| /** |
| * Relay a DHCP6 packet with Relay Message opion (Indirectly connected host). |
| */ |
| @Test |
| public void relayDhcp6WithAgentInfo() { |
| replay(mockHostProviderService); |
| // Assume outer dhcp6 relay agent exists in store already |
| // send request |
| packetService.processPacket(new TestDhcp6RequestPacketContext(CLIENT2_MAC, |
| CLIENT2_VLAN, |
| CLIENT2_CP, |
| INTERFACE_IP_V6.ipAddress().getIp6Address(), |
| 1)); |
| |
| assertEquals(0, mockRouteStore.routes.size()); |
| |
| // send reply |
| packetService.processPacket(new TestDhcp6ReplyPacketContext(CLIENT2_CP, |
| CLIENT2_MAC, |
| CLIENT2_VLAN, |
| INTERFACE_IP_V6.ipAddress().getIp6Address(), |
| 1)); |
| |
| // won't trigger the host provider service |
| verify(mockHostProviderService); |
| reset(mockHostProviderService); |
| assertEquals(2, mockRouteStore.routes.size()); // ipAddress and prefix |
| |
| Route route = mockRouteStore.routes.get(0); |
| assertEquals(OUTER_RELAY_IP_V6, route.nextHop()); |
| assertEquals(IP_FOR_CLIENT_V6.toIpPrefix(), route.prefix()); |
| assertEquals(Route.Source.STATIC, route.source()); |
| } |
| |
| @Test |
| public void testDhcp4DualHome() { |
| PacketContext packetContext = |
| new TestDhcpAckPacketContext(CLIENT_DH_CP, CLIENT_MAC, CLIENT_VLAN, |
| INTERFACE_IP.ipAddress().getIp4Address(), |
| false); |
| reset(manager.hostService); |
| expect(manager.hostService.getHost(CLIENT_HOST_ID)).andReturn(EXISTS_HOST).anyTimes(); |
| Capture<HostDescription> capturedHostDesc = newCapture(); |
| mockHostProviderService.hostDetected(eq(CLIENT_HOST_ID), capture(capturedHostDesc), eq(false)); |
| replay(mockHostProviderService, manager.hostService); |
| packetService.processPacket(packetContext); |
| verify(mockHostProviderService); |
| |
| HostDescription hostDesc = capturedHostDesc.getValue(); |
| Set<HostLocation> hostLocations = hostDesc.locations(); |
| assertEquals(2, hostLocations.size()); |
| assertTrue(hostLocations.contains(CLIENT_LOCATION)); |
| assertTrue(hostLocations.contains(CLIENT_DH_LOCATION)); |
| } |
| |
| @Test |
| public void testDhcp6DualHome() { |
| PacketContext packetContext = |
| new TestDhcp6ReplyPacketContext(CLIENT_DH_CP, CLIENT_MAC, CLIENT_VLAN, |
| INTERFACE_IP_V6.ipAddress().getIp6Address(), |
| 0); |
| reset(manager.hostService); |
| expect(manager.hostService.getHostsByIp(CLIENT_LL_IP_V6)).andReturn(ImmutableSet.of(EXISTS_HOST)).anyTimes(); |
| |
| // FIXME: currently DHCPv6 has a bug, we can't get correct vlan of client...... |
| // XXX: The vlan relied from DHCP6 handler might be wrong, do hack here |
| HostId hostId = HostId.hostId(CLIENT_MAC, VlanId.NONE); |
| expect(manager.hostService.getHost(hostId)).andReturn(EXISTS_HOST).anyTimes(); |
| |
| // XXX: sometimes this will work, sometimes not |
| expect(manager.hostService.getHost(CLIENT_HOST_ID)).andReturn(EXISTS_HOST).anyTimes(); |
| |
| Capture<HostDescription> capturedHostDesc = newCapture(); |
| |
| // XXX: also a hack here |
| mockHostProviderService.hostDetected(eq(hostId), capture(capturedHostDesc), eq(false)); |
| expectLastCall().anyTimes(); |
| |
| mockHostProviderService.hostDetected(eq(CLIENT_HOST_ID), capture(capturedHostDesc), eq(false)); |
| expectLastCall().anyTimes(); |
| replay(mockHostProviderService, manager.hostService); |
| packetService.processPacket(packetContext); |
| verify(mockHostProviderService); |
| |
| HostDescription hostDesc = capturedHostDesc.getValue(); |
| Set<HostLocation> hostLocations = hostDesc.locations(); |
| assertEquals(2, hostLocations.size()); |
| assertTrue(hostLocations.contains(CLIENT_LOCATION)); |
| assertTrue(hostLocations.contains(CLIENT_DH_LOCATION)); |
| } |
| |
| private static class MockDefaultDhcpRelayConfig extends DefaultDhcpRelayConfig { |
| @Override |
| public boolean isValid() { |
| return true; |
| } |
| |
| @Override |
| public List<DhcpServerConfig> dhcpServerConfigs() { |
| return ImmutableList.of(new MockDhcpServerConfig(null)); |
| } |
| } |
| |
| private static class MockIndirectDhcpRelayConfig extends IndirectDhcpRelayConfig { |
| @Override |
| public boolean isValid() { |
| return true; |
| } |
| |
| @Override |
| public List<DhcpServerConfig> dhcpServerConfigs() { |
| return ImmutableList.of(new MockDhcpServerConfig(null)); |
| } |
| } |
| |
| private static class MockDhcpServerConfig extends DhcpServerConfig { |
| Ip4Address relayAgentIp; |
| |
| /** |
| * Create mocked version DHCP server config. |
| * |
| * @param relayAgentIp the relay agent Ip config; null if we don't need it |
| */ |
| public MockDhcpServerConfig(Ip4Address relayAgentIp) { |
| this.relayAgentIp = relayAgentIp; |
| } |
| |
| @Override |
| public Optional<Ip4Address> getRelayAgentIp4() { |
| return Optional.ofNullable(relayAgentIp); |
| } |
| |
| @Override |
| public Optional<ConnectPoint> getDhcpServerConnectPoint() { |
| return Optional.of(SERVER_CONNECT_POINT); |
| } |
| |
| @Override |
| public Optional<Ip4Address> getDhcpServerIp4() { |
| return Optional.of(SERVER_IP); |
| } |
| |
| @Override |
| public Optional<Ip4Address> getDhcpGatewayIp4() { |
| return Optional.of(GATEWAY_IP); |
| } |
| |
| @Override |
| public Optional<Ip6Address> getDhcpServerIp6() { |
| return Optional.of(SERVER_IP_V6); |
| } |
| |
| @Override |
| public Optional<Ip6Address> getDhcpGatewayIp6() { |
| return Optional.of(GATEWAY_IP_V6); |
| } |
| } |
| |
| private class MockRouteStore extends RouteStoreAdapter { |
| private List<Route> routes = Lists.newArrayList(); |
| |
| @Override |
| public void updateRoute(Route route) { |
| routes.add(route); |
| } |
| } |
| |
| private class MockInterfaceService extends InterfaceServiceAdapter { |
| |
| @Override |
| public Set<Interface> getInterfaces() { |
| return INTERFACES; |
| } |
| |
| @Override |
| public Set<Interface> getInterfacesByIp(IpAddress ip) { |
| return INTERFACES.stream() |
| .filter(iface -> { |
| return iface.ipAddressesList().stream() |
| .anyMatch(ifaceIp -> ifaceIp.ipAddress().equals(ip)); |
| }) |
| .collect(Collectors.toSet()); |
| } |
| |
| @Override |
| public Set<Interface> getInterfacesByPort(ConnectPoint port) { |
| return INTERFACES.stream() |
| .filter(iface -> iface.connectPoint().equals(port)) |
| .collect(Collectors.toSet()); |
| } |
| } |
| |
| private class MockDhcpRelayStore implements DhcpRelayStore { |
| StoreDelegate<DhcpRelayStoreEvent> delegate; |
| private Map<HostId, DhcpRecord> records = Maps.newHashMap(); |
| |
| @Override |
| public void updateDhcpRecord(HostId hostId, DhcpRecord dhcpRecord) { |
| records.put(hostId, dhcpRecord); |
| DhcpRelayStoreEvent event = new DhcpRelayStoreEvent(DhcpRelayStoreEvent.Type.UPDATED, |
| dhcpRecord); |
| if (delegate != null) { |
| delegate.notify(event); |
| } |
| } |
| |
| @Override |
| public Optional<DhcpRecord> getDhcpRecord(HostId hostId) { |
| return Optional.ofNullable(records.get(hostId)); |
| } |
| |
| @Override |
| public Collection<DhcpRecord> getDhcpRecords() { |
| return records.values(); |
| } |
| |
| @Override |
| public Optional<DhcpRecord> removeDhcpRecord(HostId hostId) { |
| DhcpRecord dhcpRecord = records.remove(hostId); |
| if (dhcpRecord != null) { |
| DhcpRelayStoreEvent event = new DhcpRelayStoreEvent(DhcpRelayStoreEvent.Type.REMOVED, |
| dhcpRecord); |
| if (delegate != null) { |
| delegate.notify(event); |
| } |
| } |
| return Optional.ofNullable(dhcpRecord); |
| } |
| |
| @Override |
| public void setDelegate(StoreDelegate<DhcpRelayStoreEvent> delegate) { |
| this.delegate = delegate; |
| } |
| |
| @Override |
| public void unsetDelegate(StoreDelegate<DhcpRelayStoreEvent> delegate) { |
| this.delegate = null; |
| } |
| |
| @Override |
| public boolean hasDelegate() { |
| return this.delegate != null; |
| } |
| } |
| |
| private class MockPacketService extends PacketServiceAdapter { |
| Set<PacketProcessor> packetProcessors = Sets.newHashSet(); |
| OutboundPacket emittedPacket; |
| |
| @Override |
| public void addProcessor(PacketProcessor processor, int priority) { |
| packetProcessors.add(processor); |
| } |
| |
| public void processPacket(PacketContext packetContext) { |
| packetProcessors.forEach(p -> p.process(packetContext)); |
| } |
| |
| @Override |
| public void emit(OutboundPacket packet) { |
| this.emittedPacket = packet; |
| } |
| } |
| |
| |
| |
| /** |
| * Generates DHCP REQUEST packet. |
| */ |
| private class TestDhcpRequestPacketContext extends PacketContextAdapter { |
| |
| |
| private InboundPacket inPacket; |
| |
| public TestDhcpRequestPacketContext(MacAddress clientMac, VlanId vlanId, |
| ConnectPoint clientCp, |
| Ip4Address clientGwAddr, |
| boolean withNonOnosRelayInfo) { |
| super(0, null, null, false); |
| byte[] dhcpMsgType = new byte[1]; |
| dhcpMsgType[0] = (byte) DHCP.MsgType.DHCPREQUEST.getValue(); |
| |
| DhcpOption dhcpOption = new DhcpOption(); |
| dhcpOption.setCode(DHCP.DHCPOptionCode.OptionCode_MessageType.getValue()); |
| dhcpOption.setData(dhcpMsgType); |
| dhcpOption.setLength((byte) 1); |
| DhcpOption endOption = new DhcpOption(); |
| endOption.setCode(DHCP.DHCPOptionCode.OptionCode_END.getValue()); |
| |
| DHCP dhcp = new DHCP(); |
| dhcp.setHardwareType(DHCP.HWTYPE_ETHERNET); |
| dhcp.setHardwareAddressLength((byte) 6); |
| dhcp.setClientHardwareAddress(clientMac.toBytes()); |
| if (withNonOnosRelayInfo) { |
| DhcpRelayAgentOption relayOption = new DhcpRelayAgentOption(); |
| DhcpOption circuitIdOption = new DhcpOption(); |
| CircuitId circuitId = new CircuitId("Custom option", VlanId.NONE); |
| byte[] cid = circuitId.serialize(); |
| circuitIdOption.setCode(DhcpRelayAgentOption.RelayAgentInfoOptions.CIRCUIT_ID.getValue()); |
| circuitIdOption.setLength((byte) cid.length); |
| circuitIdOption.setData(cid); |
| relayOption.setCode(DHCP.DHCPOptionCode.OptionCode_CircuitID.getValue()); |
| relayOption.addSubOption(circuitIdOption); |
| dhcp.setOptions(ImmutableList.of(dhcpOption, relayOption, endOption)); |
| dhcp.setGatewayIPAddress(OUTER_RELAY_IP.getIp4Address().toInt()); |
| } else { |
| dhcp.setOptions(ImmutableList.of(dhcpOption, endOption)); |
| } |
| |
| |
| UDP udp = new UDP(); |
| udp.setPayload(dhcp); |
| udp.setSourcePort(UDP.DHCP_CLIENT_PORT); |
| udp.setDestinationPort(UDP.DHCP_SERVER_PORT); |
| |
| IPv4 ipv4 = new IPv4(); |
| ipv4.setPayload(udp); |
| ipv4.setDestinationAddress(SERVER_IP.toInt()); |
| ipv4.setSourceAddress(clientGwAddr.toInt()); |
| |
| Ethernet eth = new Ethernet(); |
| if (withNonOnosRelayInfo) { |
| eth.setEtherType(Ethernet.TYPE_IPV4) |
| .setVlanID(vlanId.toShort()) |
| .setSourceMACAddress(OUTER_RELAY_MAC) |
| .setDestinationMACAddress(MacAddress.BROADCAST) |
| .setPayload(ipv4); |
| } else { |
| eth.setEtherType(Ethernet.TYPE_IPV4) |
| .setVlanID(vlanId.toShort()) |
| .setSourceMACAddress(clientMac) |
| .setDestinationMACAddress(MacAddress.BROADCAST) |
| .setPayload(ipv4); |
| } |
| |
| this.inPacket = new DefaultInboundPacket(clientCp, eth, |
| ByteBuffer.wrap(eth.serialize())); |
| } |
| |
| @Override |
| public InboundPacket inPacket() { |
| return this.inPacket; |
| } |
| } |
| |
| /** |
| * Generates DHCP ACK packet. |
| */ |
| private class TestDhcpAckPacketContext extends PacketContextAdapter { |
| private InboundPacket inPacket; |
| |
| public TestDhcpAckPacketContext(ConnectPoint clientCp, MacAddress clientMac, |
| VlanId clientVlan, Ip4Address clientGwAddr, |
| boolean withNonOnosRelayInfo) { |
| super(0, null, null, false); |
| |
| byte[] dhcpMsgType = new byte[1]; |
| dhcpMsgType[0] = (byte) DHCP.MsgType.DHCPACK.getValue(); |
| |
| DhcpOption dhcpOption = new DhcpOption(); |
| dhcpOption.setCode(DHCP.DHCPOptionCode.OptionCode_MessageType.getValue()); |
| dhcpOption.setData(dhcpMsgType); |
| dhcpOption.setLength((byte) 1); |
| |
| DhcpOption endOption = new DhcpOption(); |
| endOption.setCode(DHCP.DHCPOptionCode.OptionCode_END.getValue()); |
| |
| DHCP dhcp = new DHCP(); |
| if (withNonOnosRelayInfo) { |
| DhcpRelayAgentOption relayOption = new DhcpRelayAgentOption(); |
| DhcpOption circuitIdOption = new DhcpOption(); |
| String circuitId = NON_ONOS_CID; |
| byte[] cid = circuitId.getBytes(Charsets.US_ASCII); |
| circuitIdOption.setCode(DhcpRelayAgentOption.RelayAgentInfoOptions.CIRCUIT_ID.getValue()); |
| circuitIdOption.setLength((byte) cid.length); |
| circuitIdOption.setData(cid); |
| relayOption.setCode(DHCP.DHCPOptionCode.OptionCode_CircuitID.getValue()); |
| relayOption.addSubOption(circuitIdOption); |
| dhcp.setOptions(ImmutableList.of(dhcpOption, relayOption, endOption)); |
| dhcp.setGatewayIPAddress(OUTER_RELAY_IP.getIp4Address().toInt()); |
| } else { |
| CircuitId cid = new CircuitId(clientCp.toString(), clientVlan); |
| byte[] circuitId = cid.serialize(); |
| DhcpOption circuitIdSubOption = new DhcpOption(); |
| circuitIdSubOption.setCode(DhcpRelayAgentOption.RelayAgentInfoOptions.CIRCUIT_ID.getValue()); |
| circuitIdSubOption.setData(circuitId); |
| circuitIdSubOption.setLength((byte) circuitId.length); |
| |
| DhcpRelayAgentOption relayInfoOption = new DhcpRelayAgentOption(); |
| relayInfoOption.setCode(DHCP.DHCPOptionCode.OptionCode_CircuitID.getValue()); |
| relayInfoOption.addSubOption(circuitIdSubOption); |
| dhcp.setOptions(ImmutableList.of(dhcpOption, relayInfoOption, endOption)); |
| dhcp.setGatewayIPAddress(clientGwAddr.toInt()); |
| } |
| dhcp.setHardwareType(DHCP.HWTYPE_ETHERNET); |
| dhcp.setHardwareAddressLength((byte) 6); |
| dhcp.setClientHardwareAddress(clientMac.toBytes()); |
| dhcp.setYourIPAddress(IP_FOR_CLIENT.toInt()); |
| |
| UDP udp = new UDP(); |
| udp.setPayload(dhcp); |
| udp.setSourcePort(UDP.DHCP_SERVER_PORT); |
| udp.setDestinationPort(UDP.DHCP_CLIENT_PORT); |
| IPv4 ipv4 = new IPv4(); |
| ipv4.setPayload(udp); |
| ipv4.setDestinationAddress(IP_FOR_CLIENT.toString()); |
| ipv4.setSourceAddress(SERVER_IP.toString()); |
| Ethernet eth = new Ethernet(); |
| if (withNonOnosRelayInfo) { |
| eth.setEtherType(Ethernet.TYPE_IPV4) |
| .setVlanID(SERVER_VLAN.toShort()) |
| .setSourceMACAddress(SERVER_MAC) |
| .setDestinationMACAddress(OUTER_RELAY_MAC) |
| .setPayload(ipv4); |
| } else { |
| eth.setEtherType(Ethernet.TYPE_IPV4) |
| .setVlanID(SERVER_VLAN.toShort()) |
| .setSourceMACAddress(SERVER_MAC) |
| .setDestinationMACAddress(CLIENT_MAC) |
| .setPayload(ipv4); |
| } |
| |
| this.inPacket = new DefaultInboundPacket(SERVER_CONNECT_POINT, eth, |
| ByteBuffer.wrap(eth.serialize())); |
| |
| } |
| |
| @Override |
| public InboundPacket inPacket() { |
| return this.inPacket; |
| } |
| } |
| |
| private class TestArpRequestPacketContext extends PacketContextAdapter { |
| private InboundPacket inPacket; |
| |
| public TestArpRequestPacketContext(Interface fromInterface) { |
| super(0, null, null, false); |
| ARP arp = new ARP(); |
| arp.setOpCode(ARP.OP_REQUEST); |
| |
| IpAddress targetIp = fromInterface.ipAddressesList().get(0).ipAddress(); |
| arp.setTargetProtocolAddress(targetIp.toOctets()); |
| arp.setTargetHardwareAddress(MacAddress.BROADCAST.toBytes()); |
| arp.setSenderHardwareAddress(MacAddress.NONE.toBytes()); |
| arp.setSenderProtocolAddress(Ip4Address.valueOf(0).toOctets()); |
| arp.setHardwareAddressLength((byte) MacAddress.MAC_ADDRESS_LENGTH); |
| Ethernet eth = new Ethernet(); |
| eth.setEtherType(Ethernet.TYPE_ARP); |
| eth.setSourceMACAddress(MacAddress.NONE); |
| eth.setDestinationMACAddress(MacAddress.BROADCAST); |
| eth.setVlanID(fromInterface.vlan().toShort()); |
| eth.setPayload(arp); |
| |
| this.inPacket = new DefaultInboundPacket(fromInterface.connectPoint(), eth, |
| ByteBuffer.wrap(eth.serialize())); |
| } |
| |
| @Override |
| public InboundPacket inPacket() { |
| return this.inPacket; |
| } |
| } |
| |
| /** |
| * Generates DHCP6 REQUEST packet. |
| */ |
| private void buildDhcp6Packet(DHCP6 dhcp6, byte msgType, Ip6Address ip6Addr, IpPrefix prefix) { |
| |
| // build address option |
| Dhcp6IaAddressOption iaAddressOption = new Dhcp6IaAddressOption(); |
| iaAddressOption.setCode(DHCP6.OptionCode.IAADDR.value()); |
| iaAddressOption.setIp6Address(ip6Addr); |
| iaAddressOption.setPreferredLifetime(3600); |
| iaAddressOption.setValidLifetime(1200); |
| iaAddressOption.setLength((short) Dhcp6IaAddressOption.DEFAULT_LEN); |
| |
| Dhcp6IaNaOption iaNaOption = new Dhcp6IaNaOption(); |
| iaNaOption.setCode(DHCP6.OptionCode.IA_NA.value()); |
| iaNaOption.setIaId(0); |
| iaNaOption.setT1(302400); |
| iaNaOption.setT2(483840); |
| List<Dhcp6Option> iaNaSubOptions = new ArrayList<Dhcp6Option>(); |
| iaNaSubOptions.add(iaAddressOption); |
| iaNaOption.setOptions(iaNaSubOptions); |
| iaNaOption.setLength((short) (Dhcp6IaNaOption.DEFAULT_LEN + iaAddressOption.getLength())); |
| |
| // build prefix option |
| Dhcp6IaPrefixOption iaPrefixOption = new Dhcp6IaPrefixOption(); |
| iaPrefixOption.setCode(DHCP6.OptionCode.IAPREFIX.value()); |
| iaPrefixOption.setIp6Prefix(prefix.address().getIp6Address()); |
| iaPrefixOption.setPrefixLength((byte) prefix.prefixLength()); |
| iaPrefixOption.setPreferredLifetime(3601); |
| iaPrefixOption.setValidLifetime(1201); |
| iaPrefixOption.setLength((short) Dhcp6IaPrefixOption.DEFAULT_LEN); |
| |
| Dhcp6IaPdOption iaPdOption = new Dhcp6IaPdOption(); |
| iaPdOption.setCode(DHCP6.OptionCode.IA_PD.value()); |
| iaPdOption.setIaId(0); |
| iaPdOption.setT1(302401); |
| iaPdOption.setT2(483841); |
| List<Dhcp6Option> iaPdSubOptions = new ArrayList<Dhcp6Option>(); |
| iaPdSubOptions.add(iaPrefixOption); |
| iaPdOption.setOptions(iaPdSubOptions); |
| iaPdOption.setLength((short) (Dhcp6IaPdOption.DEFAULT_LEN + iaPrefixOption.getLength())); |
| |
| dhcp6.setMsgType(msgType); |
| List<Dhcp6Option> dhcp6Options = new ArrayList<Dhcp6Option>(); |
| dhcp6Options.add(iaNaOption); |
| dhcp6Options.add(iaPdOption); |
| dhcp6.setOptions(dhcp6Options); |
| |
| } |
| |
| private void buildRelayMsg(DHCP6 dhcp6Relay, byte msgType, Ip6Address linkAddr, |
| Ip6Address peerAddr, byte hop, byte[] interfaceIdBytes, |
| DHCP6 dhcp6Payload) { |
| |
| dhcp6Relay.setMsgType(msgType); |
| |
| dhcp6Relay.setLinkAddress(linkAddr.toOctets()); |
| dhcp6Relay.setPeerAddress(peerAddr.toOctets()); |
| dhcp6Relay.setHopCount(hop); |
| List<Dhcp6Option> options = new ArrayList<Dhcp6Option>(); |
| |
| // interfaceId option |
| Dhcp6Option interfaceId = new Dhcp6Option(); |
| interfaceId.setCode(DHCP6.OptionCode.INTERFACE_ID.value()); |
| |
| |
| interfaceId.setData(interfaceIdBytes); |
| interfaceId.setLength((short) interfaceIdBytes.length); |
| Dhcp6InterfaceIdOption interfaceIdOption = new Dhcp6InterfaceIdOption(interfaceId); |
| ByteBuffer bb = ByteBuffer.wrap(interfaceIdBytes); |
| |
| byte[] macAddr = new byte[MacAddress.MAC_ADDRESS_LENGTH]; |
| byte[] port = new byte[21]; |
| bb.get(macAddr); |
| bb.get(); // separator |
| bb.get(port); |
| interfaceIdOption.setMacAddress(MacAddress.valueOf(macAddr)); |
| interfaceIdOption.setInPort(port); |
| |
| options.add(interfaceIdOption); |
| |
| // relay message option |
| Dhcp6Option relayMsgOption = new Dhcp6Option(); |
| relayMsgOption.setCode(DHCP6.OptionCode.RELAY_MSG.value()); |
| byte[] dhcp6PayloadByte = dhcp6Payload.serialize(); |
| relayMsgOption.setLength((short) dhcp6PayloadByte.length); |
| relayMsgOption.setPayload(dhcp6Payload); |
| Dhcp6RelayOption relayOpt = new Dhcp6RelayOption(relayMsgOption); |
| |
| options.add(relayOpt); |
| |
| dhcp6Relay.setOptions(options); |
| } |
| private byte[] buildInterfaceId(MacAddress clientMac, ConnectPoint clientCp) { |
| String inPortString = "-" + clientCp.toString(); |
| byte[] clientSoureMacBytes = clientMac.toBytes(); |
| byte[] inPortStringBytes = inPortString.getBytes(); |
| byte[] interfaceIdBytes = new byte[clientSoureMacBytes.length + inPortStringBytes.length]; |
| |
| System.arraycopy(clientSoureMacBytes, 0, interfaceIdBytes, 0, clientSoureMacBytes.length); |
| System.arraycopy(inPortStringBytes, 0, interfaceIdBytes, clientSoureMacBytes.length, inPortStringBytes.length); |
| |
| return interfaceIdBytes; |
| } |
| |
| private class TestDhcp6RequestPacketContext extends PacketContextAdapter { |
| |
| |
| private InboundPacket inPacket; |
| |
| |
| public TestDhcp6RequestPacketContext(MacAddress clientMac, VlanId vlanId, |
| ConnectPoint clientCp, |
| Ip6Address clientGwAddr, |
| int relayLevel) { |
| super(0, null, null, false); |
| |
| DHCP6 dhcp6 = new DHCP6(); |
| if (relayLevel > 0) { |
| DHCP6 dhcp6Payload = new DHCP6(); |
| buildDhcp6Packet(dhcp6Payload, DHCP6.MsgType.REQUEST.value(), |
| IP_FOR_CLIENT_V6, |
| PREFIX_FOR_ZERO); |
| DHCP6 dhcp6Parent = null; |
| DHCP6 dhcp6Child = dhcp6Payload; |
| for (int i = 0; i < relayLevel; i++) { |
| dhcp6Parent = new DHCP6(); |
| byte[] interfaceId = buildInterfaceId(clientMac, clientCp); |
| buildRelayMsg(dhcp6Parent, DHCP6.MsgType.RELAY_FORW.value(), |
| INTERFACE_IP_V6.ipAddress().getIp6Address(), |
| OUTER_RELAY_IP_V6, |
| (byte) (relayLevel - 1), interfaceId, |
| dhcp6Child); |
| dhcp6Child = dhcp6Parent; |
| } |
| if (dhcp6Parent != null) { |
| dhcp6 = dhcp6Parent; |
| } |
| } else { |
| buildDhcp6Packet(dhcp6, DHCP6.MsgType.REQUEST.value(), |
| IP_FOR_CLIENT_V6, |
| PREFIX_FOR_ZERO); |
| } |
| |
| UDP udp = new UDP(); |
| udp.setPayload(dhcp6); |
| if (relayLevel > 0) { |
| udp.setSourcePort(UDP.DHCP_V6_SERVER_PORT); |
| } else { |
| udp.setSourcePort(UDP.DHCP_V6_CLIENT_PORT); |
| } |
| udp.setDestinationPort(UDP.DHCP_V6_SERVER_PORT); |
| |
| IPv6 ipv6 = new IPv6(); |
| ipv6.setPayload(udp); |
| ipv6.setNextHeader(IPv6.PROTOCOL_UDP); |
| ipv6.setDestinationAddress(SERVER_IP_V6_MCAST.toOctets()); |
| ipv6.setSourceAddress(clientGwAddr.toOctets()); |
| |
| Ethernet eth = new Ethernet(); |
| if (relayLevel > 0) { |
| eth.setEtherType(Ethernet.TYPE_IPV6) |
| .setVlanID(vlanId.toShort()) |
| .setSourceMACAddress(OUTER_RELAY_MAC) |
| .setDestinationMACAddress(MacAddress.valueOf("33:33:00:01:00:02")) |
| .setPayload(ipv6); |
| } else { |
| eth.setEtherType(Ethernet.TYPE_IPV6) |
| .setVlanID(vlanId.toShort()) |
| .setSourceMACAddress(clientMac) |
| .setDestinationMACAddress(MacAddress.valueOf("33:33:00:01:00:02")) |
| .setPayload(ipv6); |
| } |
| this.inPacket = new DefaultInboundPacket(clientCp, eth, |
| ByteBuffer.wrap(eth.serialize())); |
| } |
| |
| @Override |
| public InboundPacket inPacket() { |
| return this.inPacket; |
| } |
| } |
| |
| /** |
| * Generates DHCP6 REPLY packet. |
| */ |
| |
| private class TestDhcp6ReplyPacketContext extends PacketContextAdapter { |
| private InboundPacket inPacket; |
| |
| public TestDhcp6ReplyPacketContext(ConnectPoint clientCp, MacAddress clientMac, |
| VlanId clientVlan, Ip6Address clientGwAddr, |
| int relayLevel) { |
| super(0, null, null, false); |
| |
| |
| DHCP6 dhcp6Payload = new DHCP6(); |
| buildDhcp6Packet(dhcp6Payload, DHCP6.MsgType.REPLY.value(), |
| IP_FOR_CLIENT_V6, |
| PREFIX_FOR_CLIENT_V6); |
| byte[] interfaceId = buildInterfaceId(clientMac, clientCp); |
| DHCP6 dhcp6 = new DHCP6(); |
| buildRelayMsg(dhcp6, DHCP6.MsgType.RELAY_REPL.value(), |
| INTERFACE_IP_V6.ipAddress().getIp6Address(), |
| CLIENT_LL_IP_V6, |
| (byte) 0, interfaceId, |
| dhcp6Payload); |
| |
| DHCP6 dhcp6Parent = null; |
| DHCP6 dhcp6Child = dhcp6; |
| for (int i = 0; i < relayLevel; i++) { // relayLevel 0 : no relay |
| dhcp6Parent = new DHCP6(); |
| |
| buildRelayMsg(dhcp6Parent, DHCP6.MsgType.RELAY_REPL.value(), |
| INTERFACE_IP_V6.ipAddress().getIp6Address(), |
| OUTER_RELAY_IP_V6, |
| (byte) relayLevel, interfaceId, |
| dhcp6Child); |
| |
| dhcp6Child = dhcp6Parent; |
| } |
| if (dhcp6Parent != null) { |
| dhcp6 = dhcp6Parent; |
| } |
| |
| |
| UDP udp = new UDP(); |
| udp.setPayload(dhcp6); |
| udp.setSourcePort(UDP.DHCP_V6_SERVER_PORT); |
| udp.setDestinationPort(UDP.DHCP_V6_CLIENT_PORT); |
| IPv6 ipv6 = new IPv6(); |
| ipv6.setPayload(udp); |
| ipv6.setNextHeader(IPv6.PROTOCOL_UDP); |
| ipv6.setDestinationAddress(IP_FOR_CLIENT_V6.toOctets()); |
| ipv6.setSourceAddress(SERVER_IP_V6.toOctets()); |
| Ethernet eth = new Ethernet(); |
| if (relayLevel > 0) { |
| eth.setEtherType(Ethernet.TYPE_IPV6) |
| .setVlanID(SERVER_VLAN.toShort()) |
| .setSourceMACAddress(SERVER_MAC) |
| .setDestinationMACAddress(OUTER_RELAY_MAC) |
| .setPayload(ipv6); |
| } else { |
| eth.setEtherType(Ethernet.TYPE_IPV6) |
| .setVlanID(SERVER_VLAN.toShort()) |
| .setSourceMACAddress(SERVER_MAC) |
| .setDestinationMACAddress(CLIENT_MAC) |
| .setPayload(ipv6); |
| } |
| |
| this.inPacket = new DefaultInboundPacket(SERVER_CONNECT_POINT, eth, |
| ByteBuffer.wrap(eth.serialize())); |
| |
| } |
| |
| @Override |
| public InboundPacket inPacket() { |
| return this.inPacket; |
| } |
| } |
| |
| } |