[CORD-1589] DHCPv6 option de/serializers
Change-Id: I8bd5ffaffc601dcd0d00ec2de9f570e38a995a1d
diff --git a/utils/misc/src/test/java/org/onlab/packet/dhcp/Dhcp6RelayTest.java b/utils/misc/src/test/java/org/onlab/packet/dhcp/Dhcp6RelayTest.java
new file mode 100644
index 0000000..f8a0425
--- /dev/null
+++ b/utils/misc/src/test/java/org/onlab/packet/dhcp/Dhcp6RelayTest.java
@@ -0,0 +1,586 @@
+/*
+ * 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.onlab.packet.dhcp;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Lists;
+import org.apache.commons.io.IOUtils;
+import org.junit.Test;
+import org.onlab.packet.DHCP6;
+import org.onlab.packet.Ip6Address;
+import org.onlab.packet.MacAddress;
+
+import java.util.Collections;
+import java.util.List;
+
+import static org.junit.Assert.*;
+
+/**
+ * Test serializing/deserializing DHCPv6 relay message.
+ */
+public class Dhcp6RelayTest {
+ private static final String SOLICIT = "dhcp6_relay_solicit.bin";
+ private static final String ADVERTISE = "dhcp6_relay_advertise.bin";
+ private static final String REQUEST = "dhcp6_relay_request.bin";
+ private static final String REPLY = "dhcp6_relay_reply.bin";
+
+ private static final int HOP_COUNT = 0;
+ private static final Ip6Address LINK_ADDRESS = Ip6Address.valueOf("2000::2ff");
+ private static final Ip6Address PEER_ADDRESS = Ip6Address.valueOf("fe80::1");
+ private static final int XID_1 = 13346301;
+ private static final int XID_2 = 9807588;
+ private static final int IA_ID = 1;
+ private static final int T1_CLIENT = 3600;
+ private static final int T2_CLIENT = 5400;
+ private static final int T1_SERVER = 0;
+ private static final int T2_SERVER = 0;
+ private static final Ip6Address IA_ADDRESS = Ip6Address.valueOf("2000::201");
+ private static final int PREFFERRED_LT_SERVER = 375;
+ private static final int VALID_LT_SERVER = 600;
+ private static final int PREFFERRED_LT_REQ = 7200;
+ private static final int VALID_LT_REQ = 7500;
+ private static final MacAddress CLIENT_MAC = MacAddress.valueOf("00:bb:00:00:00:01");
+ private static final int CLIENT_DUID_TIME = 0x210016b4;
+
+ /**
+ * Test deserialize relay message with solicit message.
+ *
+ * @throws Exception exception while deserialize the DHCPv6 payload
+ */
+ @Test
+ public void deserializeSolicit() throws Exception {
+ byte[] data = IOUtils.toByteArray(Dhcp6RelayTest.class.getResource(SOLICIT));
+ DHCP6 relayMsg = DHCP6.deserializer().deserialize(data, 0, data.length);
+ assertEquals(relayMsg.getMsgType(), DHCP6.MsgType.RELAY_FORW.value());
+ assertEquals(relayMsg.getHopCount(), HOP_COUNT);
+ assertEquals(relayMsg.getIp6LinkAddress(), LINK_ADDRESS);
+ assertEquals(relayMsg.getIp6PeerAddress(), PEER_ADDRESS);
+
+ assertEquals(relayMsg.getOptions().size(), 1);
+ Dhcp6Option option = relayMsg.getOptions().get(0);
+ assertEquals(option.getCode(), DHCP6.OptionCode.RELAY_MSG.value());
+ assertEquals(option.getLength(), 56);
+ assertTrue(option.getPayload() instanceof DHCP6);
+
+ DHCP6 relaiedDhcp6 = (DHCP6) option.getPayload();
+ assertEquals(relaiedDhcp6.getMsgType(), DHCP6.MsgType.SOLICIT.value());
+ assertEquals(relaiedDhcp6.getTransactionId(), XID_1);
+ assertEquals(relaiedDhcp6.getOptions().size(), 4);
+
+ // Client ID
+ option = relaiedDhcp6.getOptions().get(0);
+ assertTrue(option instanceof Dhcp6ClientIdOption);
+ Dhcp6ClientIdOption clientIdOption = (Dhcp6ClientIdOption) option;
+ assertEquals(clientIdOption.getCode(), DHCP6.OptionCode.CLIENTID.value());
+ assertEquals(clientIdOption.getLength(), 14);
+ assertEquals(clientIdOption.getDuid().getDuidType(), Dhcp6Duid.DuidType.DUID_LLT);
+ assertEquals(clientIdOption.getDuid().getHardwareType(), 1);
+ assertEquals(clientIdOption.getDuid().getDuidTime(), CLIENT_DUID_TIME);
+ assertArrayEquals(clientIdOption.getDuid().getLinkLayerAddress(), CLIENT_MAC.toBytes());
+
+ // ORO
+ option = relaiedDhcp6.getOptions().get(1);
+ assertEquals(option.getCode(), DHCP6.OptionCode.ORO.value());
+ assertEquals(option.getLength(), 8);
+ assertArrayEquals(option.getData(),
+ new byte[]{0, 23, 0, 24, 0, 39, 0, 31});
+
+ // ELAPSED_TIME
+ option = relaiedDhcp6.getOptions().get(2);
+ assertEquals(option.getCode(), DHCP6.OptionCode.ELAPSED_TIME.value());
+ assertEquals(option.getLength(), 2);
+ assertArrayEquals(option.getData(),
+ new byte[]{0, 0});
+
+ // IA NA
+ option = relaiedDhcp6.getOptions().get(3);
+ assertTrue(option instanceof Dhcp6IaNaOption);
+ Dhcp6IaNaOption iaNaOption = (Dhcp6IaNaOption) option;
+ assertEquals(iaNaOption.getCode(), DHCP6.OptionCode.IA_NA.value());
+ assertEquals(iaNaOption.getLength(), 12);
+ assertEquals(iaNaOption.getIaId(), IA_ID);
+ assertEquals(iaNaOption.getT1(), T1_CLIENT);
+ assertEquals(iaNaOption.getT2(), T2_CLIENT);
+ assertEquals(iaNaOption.getOptions().size(), 0);
+
+ assertArrayEquals(data, relayMsg.serialize());
+ }
+
+ /**
+ * Test serialize relay message with solicit message.
+ *
+ * @throws Exception exception while serialize the DHCPv6 payload
+ */
+ @Test
+ public void serializeSolicit() throws Exception {
+ DHCP6 relayMsg = new DHCP6();
+ relayMsg.setMsgType(DHCP6.MsgType.RELAY_FORW.value());
+ relayMsg.setHopCount((byte) HOP_COUNT);
+ relayMsg.setLinkAddress(LINK_ADDRESS.toOctets());
+ relayMsg.setPeerAddress(PEER_ADDRESS.toOctets());
+
+ DHCP6 relaiedDhcp6 = new DHCP6();
+ relaiedDhcp6.setMsgType(DHCP6.MsgType.SOLICIT.value());
+ relaiedDhcp6.setTransactionId(XID_1);
+ List<Dhcp6Option> options = Lists.newArrayList();
+
+ // Client ID
+ Dhcp6Duid duid = new Dhcp6Duid();
+ duid.setDuidType(Dhcp6Duid.DuidType.DUID_LLT);
+ duid.setHardwareType((short) 1);
+ duid.setDuidTime(CLIENT_DUID_TIME);
+ duid.setLinkLayerAddress(CLIENT_MAC.toBytes());
+ Dhcp6ClientIdOption clientIdOption = new Dhcp6ClientIdOption();
+ clientIdOption.setDuid(duid);
+ options.add(clientIdOption);
+
+ // Option request
+ Dhcp6Option option = new Dhcp6Option();
+ option.setCode(DHCP6.OptionCode.ORO.value());
+ option.setLength((short) 8);
+ option.setData(new byte[]{0, 23, 0, 24, 0, 39, 0, 31});
+ options.add(option);
+
+ // Elapsed Time
+ option = new Dhcp6Option();
+ option.setCode(DHCP6.OptionCode.ELAPSED_TIME.value());
+ option.setLength((short) 2);
+ option.setData(new byte[]{0, 0});
+ options.add(option);
+
+ // IA NA
+ Dhcp6IaNaOption iaNaOption = new Dhcp6IaNaOption();
+ iaNaOption.setIaId(IA_ID);
+ iaNaOption.setT1(T1_CLIENT);
+ iaNaOption.setT2(T2_CLIENT);
+ iaNaOption.setOptions(Collections.emptyList());
+ options.add(iaNaOption);
+ relaiedDhcp6.setOptions(options);
+
+
+ Dhcp6RelayOption relayOption = new Dhcp6RelayOption();
+ relayOption.setPayload(relaiedDhcp6);
+
+ relayMsg.setOptions(ImmutableList.of(relayOption));
+ assertArrayEquals(IOUtils.toByteArray(Dhcp6RelayTest.class.getResource(SOLICIT)),
+ relayMsg.serialize());
+ }
+
+ /**
+ * Test deserialize relay message with advertise message.
+ *
+ * @throws Exception exception while deserialize the DHCPv6 payload
+ */
+ @Test
+ public void deserializeAdvertise() throws Exception {
+ byte[] data = IOUtils.toByteArray(getClass().getResource(ADVERTISE));
+ DHCP6 relayMsg = DHCP6.deserializer().deserialize(data, 0, data.length);
+
+ assertEquals(relayMsg.getMsgType(), DHCP6.MsgType.RELAY_REPL.value());
+ assertEquals(relayMsg.getHopCount(), HOP_COUNT);
+ assertEquals(relayMsg.getIp6LinkAddress(), LINK_ADDRESS);
+ assertEquals(relayMsg.getIp6PeerAddress(), PEER_ADDRESS);
+
+ assertEquals(relayMsg.getOptions().size(), 1);
+ Dhcp6Option option = relayMsg.getOptions().get(0);
+ assertEquals(option.getCode(), DHCP6.OptionCode.RELAY_MSG.value());
+ assertEquals(option.getLength(), 84);
+ assertTrue(option.getPayload() instanceof DHCP6);
+
+ DHCP6 relaiedDhcp6 = (DHCP6) option.getPayload();
+ assertEquals(relaiedDhcp6.getMsgType(), DHCP6.MsgType.ADVERTISE.value());
+ assertEquals(relaiedDhcp6.getTransactionId(), XID_1);
+ assertEquals(relaiedDhcp6.getOptions().size(), 3);
+
+ // IA NA
+ option = relaiedDhcp6.getOptions().get(0);
+ assertTrue(option instanceof Dhcp6IaNaOption);
+ Dhcp6IaNaOption iaNaOption = (Dhcp6IaNaOption) option;
+ assertEquals(iaNaOption.getCode(), DHCP6.OptionCode.IA_NA.value());
+ assertEquals(iaNaOption.getLength(), 40);
+ assertEquals(iaNaOption.getIaId(), IA_ID);
+ assertEquals(iaNaOption.getT1(), T1_SERVER);
+ assertEquals(iaNaOption.getT2(), T2_SERVER);
+ assertEquals(iaNaOption.getOptions().size(), 1);
+
+ // IA Address (in IA NA)
+ assertTrue(iaNaOption.getOptions().get(0) instanceof Dhcp6IaAddressOption);
+ Dhcp6IaAddressOption iaAddressOption =
+ (Dhcp6IaAddressOption) iaNaOption.getOptions().get(0);
+ assertEquals(iaAddressOption.getIp6Address(), IA_ADDRESS);
+ assertEquals(iaAddressOption.getPreferredLifetime(), PREFFERRED_LT_SERVER);
+ assertEquals(iaAddressOption.getValidLifetime(), VALID_LT_SERVER);
+ assertNull(iaAddressOption.getOptions());
+
+ // Client ID
+ option = relaiedDhcp6.getOptions().get(1);
+ assertTrue(option instanceof Dhcp6ClientIdOption);
+ Dhcp6ClientIdOption clientIdOption = (Dhcp6ClientIdOption) option;
+ assertEquals(clientIdOption.getCode(), DHCP6.OptionCode.CLIENTID.value());
+ assertEquals(clientIdOption.getLength(), 14);
+ assertEquals(clientIdOption.getDuid().getDuidType(), Dhcp6Duid.DuidType.DUID_LLT);
+ assertEquals(clientIdOption.getDuid().getHardwareType(), 1);
+ assertEquals(clientIdOption.getDuid().getDuidTime(), CLIENT_DUID_TIME);
+ assertArrayEquals(clientIdOption.getDuid().getLinkLayerAddress(), CLIENT_MAC.toBytes());
+
+ // Server ID
+ option = relaiedDhcp6.getOptions().get(2);
+ assertEquals(option.getCode(), DHCP6.OptionCode.SERVERID.value());
+ assertEquals(option.getLength(), 14);
+ assertArrayEquals(option.getData(),
+ new byte[]{0, 1, 0, 1, 32, -1, -8, -17, 0, -103, 102, 0, 0, 1});
+
+ assertArrayEquals(data, relayMsg.serialize());
+ }
+
+ /**
+ * Test serialize relay message with advertise message.
+ *
+ * @throws Exception exception while serialize the DHCPv6 payload
+ */
+ @Test
+ public void serializeAdvertise() throws Exception {
+ DHCP6 relayMsg = new DHCP6();
+ relayMsg.setMsgType(DHCP6.MsgType.RELAY_REPL.value());
+ relayMsg.setHopCount((byte) HOP_COUNT);
+ relayMsg.setLinkAddress(LINK_ADDRESS.toOctets());
+ relayMsg.setPeerAddress(PEER_ADDRESS.toOctets());
+
+ DHCP6 relaiedDhcp6 = new DHCP6();
+ relaiedDhcp6.setMsgType(DHCP6.MsgType.ADVERTISE.value());
+ relaiedDhcp6.setTransactionId(XID_1);
+ List<Dhcp6Option> options = Lists.newArrayList();
+
+ // IA address
+ Dhcp6IaAddressOption iaAddressOption = new Dhcp6IaAddressOption();
+ iaAddressOption.setIp6Address(IA_ADDRESS);
+ iaAddressOption.setPreferredLifetime(PREFFERRED_LT_SERVER);
+ iaAddressOption.setValidLifetime(VALID_LT_SERVER);
+
+ // IA NA
+ Dhcp6IaNaOption iaNaOption = new Dhcp6IaNaOption();
+ iaNaOption.setIaId(IA_ID);
+ iaNaOption.setT1(T1_SERVER);
+ iaNaOption.setT2(T2_SERVER);
+ iaNaOption.setOptions(ImmutableList.of(iaAddressOption));
+ options.add(iaNaOption);
+
+ // Client ID
+ Dhcp6Duid duid = new Dhcp6Duid();
+ duid.setDuidType(Dhcp6Duid.DuidType.DUID_LLT);
+ duid.setHardwareType((short) 1);
+ duid.setDuidTime(CLIENT_DUID_TIME);
+ duid.setLinkLayerAddress(CLIENT_MAC.toBytes());
+ Dhcp6ClientIdOption clientIdOption = new Dhcp6ClientIdOption();
+ clientIdOption.setDuid(duid);
+ options.add(clientIdOption);
+
+ // Server ID
+ Dhcp6Option option = new Dhcp6Option();
+ option.setCode(DHCP6.OptionCode.SERVERID.value());
+ option.setLength((short) 14);
+ option.setData(new byte[]{0, 1, 0, 1, 32, -1, -8, -17, 0, -103, 102, 0, 0, 1});
+ options.add(option);
+
+ relaiedDhcp6.setOptions(options);
+
+ Dhcp6RelayOption relayOption = new Dhcp6RelayOption();
+ relayOption.setPayload(relaiedDhcp6);
+
+ relayMsg.setOptions(ImmutableList.of(relayOption));
+
+ assertArrayEquals(IOUtils.toByteArray(Dhcp6RelayTest.class.getResource(ADVERTISE)),
+ relayMsg.serialize());
+ }
+
+ /**
+ * Test deserialize relay message with request message.
+ *
+ * @throws Exception exception while deserialize the DHCPv6 payload
+ */
+ @Test
+ public void deserializeRequest() throws Exception {
+ byte[] data = IOUtils.toByteArray(getClass().getResource(REQUEST));
+ DHCP6 relayMsg = DHCP6.deserializer().deserialize(data, 0, data.length);
+
+ assertEquals(relayMsg.getMsgType(), DHCP6.MsgType.RELAY_FORW.value());
+ assertEquals(relayMsg.getHopCount(), HOP_COUNT);
+ assertEquals(relayMsg.getIp6LinkAddress(), LINK_ADDRESS);
+ assertEquals(relayMsg.getIp6PeerAddress(), PEER_ADDRESS);
+
+ assertEquals(relayMsg.getOptions().size(), 1);
+ Dhcp6Option option = relayMsg.getOptions().get(0);
+ assertEquals(option.getCode(), DHCP6.OptionCode.RELAY_MSG.value());
+ assertEquals(option.getLength(), 102);
+ assertTrue(option.getPayload() instanceof DHCP6);
+
+ DHCP6 relaiedDhcp6 = (DHCP6) option.getPayload();
+ assertEquals(relaiedDhcp6.getMsgType(), DHCP6.MsgType.REQUEST.value());
+ assertEquals(relaiedDhcp6.getTransactionId(), XID_2);
+ assertEquals(relaiedDhcp6.getOptions().size(), 5);
+
+ // Client ID
+ option = relaiedDhcp6.getOptions().get(0);
+ assertTrue(option instanceof Dhcp6ClientIdOption);
+ Dhcp6ClientIdOption clientIdOption = (Dhcp6ClientIdOption) option;
+ assertEquals(clientIdOption.getCode(), DHCP6.OptionCode.CLIENTID.value());
+ assertEquals(clientIdOption.getLength(), 14);
+ assertEquals(clientIdOption.getDuid().getDuidType(), Dhcp6Duid.DuidType.DUID_LLT);
+ assertEquals(clientIdOption.getDuid().getHardwareType(), 1);
+ assertEquals(clientIdOption.getDuid().getDuidTime(), CLIENT_DUID_TIME);
+ assertArrayEquals(clientIdOption.getDuid().getLinkLayerAddress(), CLIENT_MAC.toBytes());
+
+ // Server ID
+ option = relaiedDhcp6.getOptions().get(1);
+ assertEquals(option.getCode(), DHCP6.OptionCode.SERVERID.value());
+ assertEquals(option.getLength(), 14);
+ assertArrayEquals(option.getData(),
+ new byte[]{0, 1, 0, 1, 32, -1, -8, -17, 0, -103, 102, 0, 0, 1});
+
+ // Option Request
+ option = relaiedDhcp6.getOptions().get(2);
+ assertEquals(option.getCode(), DHCP6.OptionCode.ORO.value());
+ assertEquals(option.getLength(), 8);
+ assertArrayEquals(option.getData(), new byte[]{0, 23, 0, 24, 0, 39, 0, 31});
+
+ // ELAPSED_TIME
+ option = relaiedDhcp6.getOptions().get(3);
+ assertEquals(option.getCode(), DHCP6.OptionCode.ELAPSED_TIME.value());
+ assertEquals(option.getLength(), 2);
+ assertArrayEquals(option.getData(),
+ new byte[]{0, 0});
+
+ // IA NA
+ option = relaiedDhcp6.getOptions().get(4);
+ assertTrue(option instanceof Dhcp6IaNaOption);
+ Dhcp6IaNaOption iaNaOption = (Dhcp6IaNaOption) option;
+ assertEquals(iaNaOption.getCode(), DHCP6.OptionCode.IA_NA.value());
+ assertEquals(iaNaOption.getLength(), 40);
+ assertEquals(iaNaOption.getIaId(), IA_ID);
+ assertEquals(iaNaOption.getT1(), T1_CLIENT);
+ assertEquals(iaNaOption.getT2(), T2_CLIENT);
+ assertEquals(iaNaOption.getOptions().size(), 1);
+
+ // IA Address (in IA NA)
+ assertTrue(iaNaOption.getOptions().get(0) instanceof Dhcp6IaAddressOption);
+ Dhcp6IaAddressOption iaAddressOption =
+ (Dhcp6IaAddressOption) iaNaOption.getOptions().get(0);
+ assertEquals(iaAddressOption.getIp6Address(), IA_ADDRESS);
+ assertEquals(iaAddressOption.getPreferredLifetime(), PREFFERRED_LT_REQ);
+ assertEquals(iaAddressOption.getValidLifetime(), VALID_LT_REQ);
+ assertNull(iaAddressOption.getOptions());
+
+ assertArrayEquals(data, relayMsg.serialize());
+ }
+
+ /**
+ * Test serialize relay message with request message.
+ *
+ * @throws Exception exception while serialize the DHCPv6 payload
+ */
+ @Test
+ public void serializeRequest() throws Exception {
+ DHCP6 relayMsg = new DHCP6();
+ relayMsg.setMsgType(DHCP6.MsgType.RELAY_FORW.value());
+ relayMsg.setHopCount((byte) HOP_COUNT);
+ relayMsg.setLinkAddress(LINK_ADDRESS.toOctets());
+ relayMsg.setPeerAddress(PEER_ADDRESS.toOctets());
+
+ DHCP6 relaiedDhcp6 = new DHCP6();
+ relaiedDhcp6.setMsgType(DHCP6.MsgType.REQUEST.value());
+ relaiedDhcp6.setTransactionId(XID_2);
+ List<Dhcp6Option> options = Lists.newArrayList();
+
+ // Client ID
+ Dhcp6Duid duid = new Dhcp6Duid();
+ duid.setDuidType(Dhcp6Duid.DuidType.DUID_LLT);
+ duid.setHardwareType((short) 1);
+ duid.setDuidTime(CLIENT_DUID_TIME);
+ duid.setLinkLayerAddress(CLIENT_MAC.toBytes());
+ Dhcp6ClientIdOption clientIdOption = new Dhcp6ClientIdOption();
+ clientIdOption.setDuid(duid);
+ options.add(clientIdOption);
+
+ // Server ID
+ Dhcp6Option option = new Dhcp6Option();
+ option.setCode(DHCP6.OptionCode.SERVERID.value());
+ option.setLength((short) 14);
+ option.setData(new byte[]{0, 1, 0, 1, 32, -1, -8, -17, 0, -103, 102, 0, 0, 1});
+ options.add(option);
+
+ // Option request
+ option = new Dhcp6Option();
+ option.setCode(DHCP6.OptionCode.ORO.value());
+ option.setLength((short) 8);
+ option.setData(new byte[]{0, 23, 0, 24, 0, 39, 0, 31});
+ options.add(option);
+
+ // Elapsed Time
+ option = new Dhcp6Option();
+ option.setCode(DHCP6.OptionCode.ELAPSED_TIME.value());
+ option.setLength((short) 2);
+ option.setData(new byte[]{0, 0});
+ options.add(option);
+
+ // IA address
+ Dhcp6IaAddressOption iaAddressOption = new Dhcp6IaAddressOption();
+ iaAddressOption.setIp6Address(IA_ADDRESS);
+ iaAddressOption.setPreferredLifetime(PREFFERRED_LT_REQ);
+ iaAddressOption.setValidLifetime(VALID_LT_REQ);
+
+ // IA NA
+ Dhcp6IaNaOption iaNaOption = new Dhcp6IaNaOption();
+ iaNaOption.setIaId(IA_ID);
+ iaNaOption.setT1(T1_CLIENT);
+ iaNaOption.setT2(T2_CLIENT);
+ iaNaOption.setOptions(ImmutableList.of(iaAddressOption));
+ options.add(iaNaOption);
+
+ relaiedDhcp6.setOptions(options);
+
+ Dhcp6RelayOption relayOption = new Dhcp6RelayOption();
+ relayOption.setPayload(relaiedDhcp6);
+
+ relayMsg.setOptions(ImmutableList.of(relayOption));
+
+ assertArrayEquals(IOUtils.toByteArray(Dhcp6RelayTest.class.getResource(REQUEST)),
+ relayMsg.serialize());
+ }
+
+ /**
+ * Test deserialize relay message with reply message.
+ *
+ * @throws Exception exception while deserialize the DHCPv6 payload
+ */
+ @Test
+ public void deserializeReply() throws Exception {
+ byte[] data = IOUtils.toByteArray(getClass().getResource(REPLY));
+ DHCP6 relayMsg = DHCP6.deserializer().deserialize(data, 0, data.length);
+
+ assertEquals(relayMsg.getMsgType(), DHCP6.MsgType.RELAY_REPL.value());
+ assertEquals(relayMsg.getHopCount(), HOP_COUNT);
+ assertEquals(relayMsg.getIp6LinkAddress(), LINK_ADDRESS);
+ assertEquals(relayMsg.getIp6PeerAddress(), PEER_ADDRESS);
+
+ assertEquals(relayMsg.getOptions().size(), 1);
+ Dhcp6Option option = relayMsg.getOptions().get(0);
+ assertEquals(option.getCode(), DHCP6.OptionCode.RELAY_MSG.value());
+ assertEquals(option.getLength(), 84);
+ assertTrue(option.getPayload() instanceof DHCP6);
+
+ DHCP6 relaiedDhcp6 = (DHCP6) option.getPayload();
+ assertEquals(relaiedDhcp6.getMsgType(), DHCP6.MsgType.REPLY.value());
+ assertEquals(relaiedDhcp6.getTransactionId(), XID_2);
+ assertEquals(relaiedDhcp6.getOptions().size(), 3);
+
+ // IA NA
+ option = relaiedDhcp6.getOptions().get(0);
+ assertTrue(option instanceof Dhcp6IaNaOption);
+ Dhcp6IaNaOption iaNaOption = (Dhcp6IaNaOption) option;
+ assertEquals(iaNaOption.getCode(), DHCP6.OptionCode.IA_NA.value());
+ assertEquals(iaNaOption.getLength(), 40);
+ assertEquals(iaNaOption.getIaId(), IA_ID);
+ assertEquals(iaNaOption.getT1(), T1_SERVER);
+ assertEquals(iaNaOption.getT2(), T2_SERVER);
+ assertEquals(iaNaOption.getOptions().size(), 1);
+
+ // IA Address (in IA NA)
+ assertTrue(iaNaOption.getOptions().get(0) instanceof Dhcp6IaAddressOption);
+ Dhcp6IaAddressOption iaAddressOption =
+ (Dhcp6IaAddressOption) iaNaOption.getOptions().get(0);
+ assertEquals(iaAddressOption.getIp6Address(), IA_ADDRESS);
+ assertEquals(iaAddressOption.getPreferredLifetime(), PREFFERRED_LT_SERVER);
+ assertEquals(iaAddressOption.getValidLifetime(), VALID_LT_SERVER);
+ assertNull(iaAddressOption.getOptions());
+
+ // Client ID
+ option = relaiedDhcp6.getOptions().get(1);
+ assertTrue(option instanceof Dhcp6ClientIdOption);
+ Dhcp6ClientIdOption clientIdOption = (Dhcp6ClientIdOption) option;
+ assertEquals(clientIdOption.getCode(), DHCP6.OptionCode.CLIENTID.value());
+ assertEquals(clientIdOption.getLength(), 14);
+ assertEquals(clientIdOption.getDuid().getDuidType(), Dhcp6Duid.DuidType.DUID_LLT);
+ assertEquals(clientIdOption.getDuid().getHardwareType(), 1);
+ assertEquals(clientIdOption.getDuid().getDuidTime(), CLIENT_DUID_TIME);
+ assertArrayEquals(clientIdOption.getDuid().getLinkLayerAddress(), CLIENT_MAC.toBytes());
+
+ // Server ID
+ option = relaiedDhcp6.getOptions().get(2);
+ assertEquals(option.getCode(), DHCP6.OptionCode.SERVERID.value());
+ assertEquals(option.getLength(), 14);
+ assertArrayEquals(option.getData(),
+ new byte[]{0, 1, 0, 1, 32, -1, -8, -17, 0, -103, 102, 0, 0, 1});
+
+ assertArrayEquals(data, relayMsg.serialize());
+ }
+
+ @Test
+ public void serializeReply() throws Exception {
+ DHCP6 relayMsg = new DHCP6();
+ relayMsg.setMsgType(DHCP6.MsgType.RELAY_REPL.value());
+ relayMsg.setHopCount((byte) HOP_COUNT);
+ relayMsg.setLinkAddress(LINK_ADDRESS.toOctets());
+ relayMsg.setPeerAddress(PEER_ADDRESS.toOctets());
+
+ DHCP6 relaiedDhcp6 = new DHCP6();
+ relaiedDhcp6.setMsgType(DHCP6.MsgType.REPLY.value());
+ relaiedDhcp6.setTransactionId(XID_2);
+ List<Dhcp6Option> options = Lists.newArrayList();
+
+ // IA address
+ Dhcp6IaAddressOption iaAddressOption = new Dhcp6IaAddressOption();
+ iaAddressOption.setIp6Address(IA_ADDRESS);
+ iaAddressOption.setPreferredLifetime(PREFFERRED_LT_SERVER);
+ iaAddressOption.setValidLifetime(VALID_LT_SERVER);
+
+ // IA NA
+ Dhcp6IaNaOption iaNaOption = new Dhcp6IaNaOption();
+ iaNaOption.setIaId(IA_ID);
+ iaNaOption.setT1(T1_SERVER);
+ iaNaOption.setT2(T2_SERVER);
+ iaNaOption.setOptions(ImmutableList.of(iaAddressOption));
+ options.add(iaNaOption);
+
+ // Client ID
+ Dhcp6Duid duid = new Dhcp6Duid();
+ duid.setDuidType(Dhcp6Duid.DuidType.DUID_LLT);
+ duid.setHardwareType((short) 1);
+ duid.setDuidTime(CLIENT_DUID_TIME);
+ duid.setLinkLayerAddress(CLIENT_MAC.toBytes());
+ Dhcp6ClientIdOption clientIdOption = new Dhcp6ClientIdOption();
+ clientIdOption.setDuid(duid);
+ options.add(clientIdOption);
+
+ // Server ID
+ Dhcp6Option option = new Dhcp6Option();
+ option.setCode(DHCP6.OptionCode.SERVERID.value());
+ option.setLength((short) 14);
+ option.setData(new byte[]{0, 1, 0, 1, 32, -1, -8, -17, 0, -103, 102, 0, 0, 1});
+ options.add(option);
+
+ relaiedDhcp6.setOptions(options);
+
+ Dhcp6RelayOption relayOption = new Dhcp6RelayOption();
+ relayOption.setPayload(relaiedDhcp6);
+
+ relayMsg.setOptions(ImmutableList.of(relayOption));
+
+ assertArrayEquals(IOUtils.toByteArray(Dhcp6RelayTest.class.getResource(REPLY)),
+ relayMsg.serialize());
+ }
+}