2 * Copyright (c) 2016 Cisco and/or its affiliates.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package io.fd.honeycomb.nat.util;
19 import static org.junit.Assert.assertEquals;
20 import static org.junit.Assert.assertFalse;
21 import static org.junit.Assert.assertSame;
22 import static org.mockito.Matchers.any;
23 import static org.mockito.Mockito.verify;
24 import static org.mockito.Mockito.when;
25 import static org.mockito.MockitoAnnotations.initMocks;
27 import com.google.common.base.Optional;
28 import com.google.common.collect.Lists;
29 import io.fd.honeycomb.translate.MappingContext;
30 import io.fd.honeycomb.translate.vpp.util.Ipv4Translator;
31 import io.fd.vpp.jvpp.snat.dto.SnatStaticMappingDetails;
32 import java.util.Collections;
33 import java.util.List;
34 import org.junit.Before;
35 import org.junit.Test;
36 import org.mockito.Mock;
37 import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.nat.context.rev161214.mapping.entry.context.attributes.nat.mapping.entry.context.nat.instance.MappingTableBuilder;
38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
40 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev150908.nat.config.nat.instances.nat.instance.mapping.table.MappingEntry;
41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev150908.nat.config.nat.instances.nat.instance.mapping.table.MappingEntryBuilder;
42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev150908.nat.config.nat.instances.nat.instance.mapping.table.MappingEntryKey;
43 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
45 @SuppressWarnings("unchecked")
46 public class MappingEntryContextTest implements Ipv4Translator {
48 private MappingEntryContext ctx = new MappingEntryContext();
50 private MappingContext mappingCtx;
53 public void setUp() throws Exception {
58 public void testAdd() throws Exception {
59 when(mappingCtx.read(any(InstanceIdentifier.class))).thenReturn(Optional.absent());
61 final long entryId = 99;
62 final MappingEntry entry = getEntry(natId, "192.168.1.5", "17.14.4.6");
64 ctx.addEntry(natId, entryId, entry, mappingCtx);
66 verify(mappingCtx).put(MappingEntryContext.getId(natId, MappingEntryContext.entryToKey(entry)), MappingEntryContext.toCtxMapEntry(entry, entryId));
70 public void testRemove() throws Exception {
72 final MappingEntry entry = getEntry(natId, "192.168.1.5", "17.14.4.6");
74 ctx.removeEntry(natId, entry, mappingCtx);
76 verify(mappingCtx).delete(MappingEntryContext.getId(natId, MappingEntryContext.entryToKey(entry)));
80 public void testGetExistingIndex() throws Exception {
82 final long entryId = 12;
83 final MappingEntry entry = getEntry(entryId, "192.168.1.5", "17.14.4.6");
84 final SnatStaticMappingDetails details = getDetails(entryId, "192.168.1.5", "17.14.4.6");
86 when(mappingCtx.read(MappingEntryContext.getId(natId, MappingEntryContext.entryToKey(entry))))
87 .thenReturn(Optional.of(MappingEntryContext.toCtxMapEntry(entry, entryId)));
89 assertEquals(12, ctx.getStoredOrArtificialIndex(natId, details, mappingCtx));
90 verify(mappingCtx).read(MappingEntryContext.getId(natId, MappingEntryContext.entryToKey(entry)));
94 public void testFindDetails() throws Exception {
96 final MappingEntry entry = getEntry(0, "192.168.1.5", "17.14.4.6");
97 final SnatStaticMappingDetails details = getDetails(0, "192.168.1.5", "17.14.4.6");
98 final MappingEntry entry2 = getEntry(1, "192.168.1.8", "17.14.4.10");
99 final SnatStaticMappingDetails details2 = getDetails(1, "192.168.1.8", "17.14.4.10");
101 final List<SnatStaticMappingDetails> someDetails = Lists.newArrayList(details, details2);
103 when(mappingCtx.read(MappingEntryContext.getTableId(natId)))
104 .thenReturn(Optional.of(new MappingTableBuilder()
105 .setMappingEntry(Lists.newArrayList(
106 MappingEntryContext.toCtxMapEntry(entry, 0),
107 MappingEntryContext.toCtxMapEntry(entry2, 1)))
110 assertSame(details, ctx.findDetails(someDetails, natId, 0, mappingCtx));
113 @Test(expected = IllegalStateException.class)
114 public void testFindDetailsNoMappingStored() throws Exception {
115 final long natId = 0;
116 final long entryId = 12;
117 final SnatStaticMappingDetails details = getDetails(entryId, "192.168.1.5", "17.14.4.6");
118 final List<SnatStaticMappingDetails> someDetails = Lists.newArrayList(details);
119 when(mappingCtx.read(MappingEntryContext.getTableId(natId))).thenReturn(Optional.absent());
121 ctx.findDetails(someDetails, natId, entryId, mappingCtx);
124 @Test(expected = IllegalStateException.class)
125 public void testFindDetailsNoMappingStored2() throws Exception {
126 final long natId = 0;
127 final long entryId = 12;
128 final SnatStaticMappingDetails details = getDetails(entryId, "192.168.1.5", "17.14.4.6");
129 final List<SnatStaticMappingDetails> someDetails = Lists.newArrayList(details);
131 when(mappingCtx.read(MappingEntryContext.getTableId(natId)))
132 .thenReturn(Optional.of(new MappingTableBuilder().setMappingEntry(Collections.emptyList()).build()));
134 ctx.findDetails(someDetails, natId, entryId, mappingCtx);
138 public void testGetArtificialIndex() throws Exception {
139 final long natId = 0;
140 final long entryId = 0;
141 final MappingEntry entry = getEntry(entryId, "192.168.1.5", "17.14.4.6");
142 final long entryId2 = 55;
143 final MappingEntry entry2 = getEntry(entryId2, "192.168.1.6", "17.14.4.7");
144 final long entryId3 = 18954;
145 final MappingEntry entry3 = getEntry(entryId3, "192.168.1.7", "17.14.4.8");
146 final long entryId4 = 18955;
147 final MappingEntry entry4 = getEntry(entryId4, "192.168.1.8", "17.14.4.9");
149 final long newEntryId = 18956;
150 final MappingEntry newEntry = getEntry(newEntryId, "192.168.1.99", "17.14.4.99");
151 final SnatStaticMappingDetails newDetails = getDetails(newEntryId, "192.168.1.99", "17.14.4.99");
152 when(mappingCtx.read(MappingEntryContext.getId(natId, MappingEntryContext.entryToKey(newEntry))))
153 .thenReturn(Optional.absent());
155 when(mappingCtx.read(MappingEntryContext.getTableId(natId)))
156 .thenReturn(Optional.of(new MappingTableBuilder()
157 .setMappingEntry(Lists.newArrayList(
158 MappingEntryContext.toCtxMapEntry(entry, entryId),
159 MappingEntryContext.toCtxMapEntry(entry3, entryId3),
160 MappingEntryContext.toCtxMapEntry(entry4, entryId4),
161 MappingEntryContext.toCtxMapEntry(entry2, entryId2)))
164 assertFalse(ctx.getStoredIndex(natId, newEntry, mappingCtx).isPresent());
165 assertEquals(newEntryId, ctx.getStoredOrArtificialIndex(natId, newDetails, mappingCtx));
168 private SnatStaticMappingDetails getDetails(final long vrfId, final String localIp, final String externIp) {
169 final SnatStaticMappingDetails snatStaticMappingDetails = new SnatStaticMappingDetails();
170 snatStaticMappingDetails.vrfId = (int) vrfId;
171 snatStaticMappingDetails.addrOnly = 1;
172 snatStaticMappingDetails.isIp4 = 1;
173 snatStaticMappingDetails.localIpAddress = ipv4AddressNoZoneToArray(localIp);
174 snatStaticMappingDetails.externalIpAddress = ipv4AddressNoZoneToArray(externIp);
175 return snatStaticMappingDetails;
178 @Test(expected = IllegalArgumentException.class)
179 public void testAddExisting() throws Exception {
180 final long natId = 7;
181 final long entryId = 99;
182 final MappingEntry entry = getEntry(natId, "192.168.1.5", "17.14.4.6");
183 final org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.nat.context.rev161214.mapping.entry.context.attributes.nat.mapping.entry.context.nat.instance.mapping.table.MappingEntry
184 data = MappingEntryContext.toCtxMapEntry(entry, entryId);
185 when(mappingCtx.read(any(InstanceIdentifier.class))).thenReturn(Optional.of(data));
187 ctx.addEntry(natId, entryId, entry, mappingCtx);
190 private static MappingEntry getEntry(final long id, final String longernalIpv4, final String externalIpv4) {
191 return new MappingEntryBuilder()
192 .setKey(new MappingEntryKey(id))
193 .setType(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev150908.MappingEntry.Type.Static)
194 .setInternalSrcAddress(new IpAddress(new Ipv4Address(longernalIpv4)))
195 .setExternalSrcAddress(new Ipv4Address(externalIpv4))