vpnservice/aclservice/impl/src/test/java/org/opendaylight/netvirt/aclservice/StatelessEgressAclServiceImplTest.java

   1 /*
   2  * Copyright © 2016, 2017 Red Hat, Inc. and others. All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.netvirt.aclservice;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertTrue;
  12 import static org.mockito.Matchers.any;
  13 import static org.mockito.Mockito.doAnswer;
  14 import static org.mockito.Mockito.doReturn;
  15 import static org.mockito.Mockito.when;
  16
  17 import com.google.common.base.Optional;
  18 import com.google.common.util.concurrent.Futures;
  19 import java.math.BigInteger;
  20 import java.util.Arrays;
  21 import org.junit.Before;
  22 import org.junit.Test;
  23 import org.junit.runner.RunWith;
  24 import org.mockito.Mock;
  25 import org.mockito.runners.MockitoJUnitRunner;
  26 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  27 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  28 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  29 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  30 import org.opendaylight.genius.mdsalutil.FlowEntity;
  31 import org.opendaylight.genius.mdsalutil.NwConstants;
  32 import org.opendaylight.genius.mdsalutil.NxMatchFieldType;
  33 import org.opendaylight.genius.mdsalutil.actions.ActionNxResubmit;
  34 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
  35 import org.opendaylight.genius.mdsalutil.matches.MatchTcpFlags;
  36 import org.opendaylight.netvirt.aclservice.api.utils.AclInterface;
  37 import org.opendaylight.netvirt.aclservice.utils.AclDataUtil;
  38 import org.opendaylight.netvirt.aclservice.utils.AclServiceTestUtils;
  39 import org.opendaylight.netvirt.aclservice.utils.AclServiceUtils;
  40 import org.opendaylight.netvirt.aclservice.utils.MethodInvocationParamSaver;
  41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.Ipv4Acl;
  42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.Acl;
  43 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.AclBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.AclKey;
  45 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.acl.AccessListEntriesBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.acl.access.list.entries.AceBuilder;
  47 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.acl.access.list.entries.ace.MatchesBuilder;
  48 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.acl.access.list.entries.ace.matches.ace.type.AceIpBuilder;
  49 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.acl.access.list.entries.ace.matches.ace.type.ace.ip.ace.ip.version.AceIpv4Builder;
  50 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
  51 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
  52 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.packet.fields.rev160218.acl.transport.header.fields.DestinationPortRangeBuilder;
  53 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
  54 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.config.rev160806.AclserviceConfig;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.DirectionEgress;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.IpPrefixOrAddress;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.SecurityRuleAttr;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.SecurityRuleAttrBuilder;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.interfaces._interface.AllowedAddressPairsBuilder;
  61 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  62
  63 @RunWith(MockitoJUnitRunner.class)
  64 public class StatelessEgressAclServiceImplTest {
  65
  66     StatelessEgressAclServiceImpl testedService;
  67
  68     @Mock DataBroker dataBroker;
  69     @Mock IMdsalApiManager mdsalManager;
  70     @Mock WriteTransaction mockWriteTx;
  71     @Mock ReadOnlyTransaction mockReadTx;
  72     @Mock AclserviceConfig config;
  73
  74     MethodInvocationParamSaver<Void> installFlowValueSaver = null;
  75     MethodInvocationParamSaver<Void> removeFlowValueSaver = null;
  76
  77     @Before
  78     public void setUp() {
  79         AclDataUtil aclDataUtil = new AclDataUtil();
  80         AclServiceUtils aclServiceUtils = new AclServiceUtils(aclDataUtil, config);
  81         testedService = new StatelessEgressAclServiceImpl(dataBroker, mdsalManager, aclDataUtil, aclServiceUtils);
  82         doReturn(Futures.immediateCheckedFuture(null)).when(mockWriteTx).submit();
  83         doReturn(mockReadTx).when(dataBroker).newReadOnlyTransaction();
  84         doReturn(mockWriteTx).when(dataBroker).newWriteOnlyTransaction();
  85         installFlowValueSaver = new MethodInvocationParamSaver<>(null);
  86         doAnswer(installFlowValueSaver).when(mdsalManager).installFlow(any(FlowEntity.class));
  87         removeFlowValueSaver = new MethodInvocationParamSaver<>(null);
  88         doAnswer(removeFlowValueSaver).when(mdsalManager).removeFlow(any(FlowEntity.class));
  89     }
  90
  91     @Test
  92     public void addAcl__NullInterface() {
  93         assertEquals(false, testedService.applyAcl(null));
  94     }
  95
  96     @Test
  97     public void addAcl__MissingInterfaceStateShouldFail() throws Exception {
  98         AclInterface ai = new AclInterface();
  99         ai.setPortSecurityEnabled(true);
 100         ai.setDpId(BigInteger.ONE);
 101         assertEquals(false, testedService.applyAcl(ai));
 102     }
 103
 104     @Test
 105     public void addAcl__SinglePort() throws Exception {
 106         Uuid sgUuid = new Uuid("12345678-1234-1234-1234-123456789012");
 107         AclInterface ai = stubTcpAclInterface(sgUuid, "if_name", "1.1.1.1/32", 80, 80);
 108         assertEquals(true, testedService.applyAcl(ai));
 109         assertEquals(10, installFlowValueSaver.getNumOfInvocations());
 110
 111         FlowEntity firstRangeFlow = (FlowEntity) installFlowValueSaver.getInvocationParams(9).get(0);
 112         AclServiceTestUtils.verifyMatchInfo(firstRangeFlow.getMatchInfoList(),
 113                 NxMatchFieldType.nx_tcp_dst_with_mask, "80", "65535");
 114         assertTrue(firstRangeFlow.getMatchInfoList().contains(new MatchTcpFlags(2)));
 115         AclServiceTestUtils.verifyActionInfo(firstRangeFlow.getInstructionInfoList().get(0),
 116                 new ActionNxResubmit(NwConstants.LPORT_DISPATCHER_TABLE));
 117
 118     }
 119
 120     @Test
 121     public void addAcl__AllowAll() throws Exception {
 122         Uuid sgUuid = new Uuid("12345678-1234-1234-1234-123456789012");
 123         AclInterface ai = stubAllowAllInterface(sgUuid, "if_name");
 124         assertEquals(true, testedService.applyAcl(ai));
 125         assertEquals(10, installFlowValueSaver.getNumOfInvocations());
 126
 127         FlowEntity firstRangeFlow = (FlowEntity) installFlowValueSaver.getInvocationParams(9).get(0);
 128         AclServiceTestUtils.verifyActionInfo(firstRangeFlow.getInstructionInfoList().get(0),
 129                 new ActionNxResubmit(NwConstants.LPORT_DISPATCHER_TABLE));
 130     }
 131
 132     @Test
 133     public void addAcl__MultipleRanges() throws Exception {
 134         Uuid sgUuid = new Uuid("12345678-1234-1234-1234-123456789012");
 135         AclInterface ai = stubTcpAclInterface(sgUuid, "if_name", "1.1.1.1/32", 80, 84);
 136         assertEquals(true, testedService.applyAcl(ai));
 137         assertEquals(11, installFlowValueSaver.getNumOfInvocations());
 138         FlowEntity firstRangeFlow = (FlowEntity) installFlowValueSaver.getInvocationParams(9).get(0);
 139         AclServiceTestUtils.verifyMatchInfo(firstRangeFlow.getMatchInfoList(),
 140                 NxMatchFieldType.nx_tcp_dst_with_mask, "80", "65532");
 141         assertTrue(firstRangeFlow.getMatchInfoList().contains(new MatchTcpFlags(2)));
 142
 143         FlowEntity secondRangeFlow = (FlowEntity) installFlowValueSaver.getInvocationParams(10).get(0);
 144         AclServiceTestUtils.verifyMatchInfo(secondRangeFlow.getMatchInfoList(),
 145                 NxMatchFieldType.nx_tcp_dst_with_mask, "84", "65535");
 146         assertTrue(secondRangeFlow.getMatchInfoList().contains(new MatchTcpFlags(2)));
 147     }
 148
 149     @Test
 150     public void addAcl__UdpSinglePortShouldNotCreateSynRule() throws Exception {
 151         Uuid sgUuid = new Uuid("12345678-1234-1234-1234-123456789012");
 152         AclInterface ai = stubUdpAclInterface(sgUuid, "if_name", "1.1.1.1/32", 80, 80);
 153         assertEquals(true, testedService.applyAcl(ai));
 154         assertEquals(9, installFlowValueSaver.getNumOfInvocations());
 155     }
 156
 157     @Test
 158     public void removeAcl__SinglePort() throws Exception {
 159         Uuid sgUuid = new Uuid("12345678-1234-1234-1234-123456789012");
 160         AclInterface ai = stubTcpAclInterface(sgUuid, "if_name", "1.1.1.1/32", 80, 80);
 161         assertEquals(true, testedService.removeAcl(ai));
 162         assertEquals(10, removeFlowValueSaver.getNumOfInvocations());
 163         FlowEntity firstRangeFlow = (FlowEntity) removeFlowValueSaver.getInvocationParams(9).get(0);
 164         assertTrue(firstRangeFlow.getMatchInfoList().contains(new MatchTcpFlags(2)));
 165         AclServiceTestUtils.verifyMatchInfo(firstRangeFlow.getMatchInfoList(),
 166                 NxMatchFieldType.nx_tcp_dst_with_mask, "80", "65535");
 167
 168     }
 169
 170     private AclInterface stubUdpAclInterface(Uuid sgUuid, String ifName, String ipv4PrefixStr,
 171             int tcpPortLower, int tcpPortUpper) {
 172         AclInterface ai = new AclInterface();
 173         ai.setPortSecurityEnabled(true);
 174         ai.setSecurityGroups(Arrays.asList(sgUuid));
 175         ai.setDpId(BigInteger.ONE);
 176         ai.setLPortTag(2);
 177         stubInterfaceAcl(ifName, ai);
 178
 179         stubAccessList(sgUuid, ipv4PrefixStr, tcpPortLower, tcpPortUpper, (short)NwConstants.IP_PROT_UDP);
 180         return ai;
 181     }
 182
 183     private AclInterface stubTcpAclInterface(Uuid sgUuid, String ifName, String ipv4PrefixStr,
 184             int tcpPortLower, int tcpPortUpper) {
 185         AclInterface ai = new AclInterface();
 186         ai.setPortSecurityEnabled(true);
 187         ai.setDpId(BigInteger.ONE);
 188         ai.setLPortTag(2);
 189         ai.setSecurityGroups(Arrays.asList(sgUuid));
 190         stubInterfaceAcl(ifName, ai);
 191
 192         stubAccessList(sgUuid, ipv4PrefixStr, tcpPortLower, tcpPortUpper, (short)NwConstants.IP_PROT_TCP);
 193         return ai;
 194     }
 195
 196     private AclInterface stubAllowAllInterface(Uuid sgUuid, String ifName) {
 197         AclInterface ai = new AclInterface();
 198         ai.setPortSecurityEnabled(true);
 199         ai.setSecurityGroups(Arrays.asList(sgUuid));
 200         ai.setDpId(BigInteger.ONE);
 201         ai.setLPortTag(2);
 202         stubInterfaceAcl(ifName, ai);
 203
 204         stubAccessList(sgUuid, "0.0.0.0/0", -1, -1, (short)-1);
 205         return ai;
 206     }
 207
 208     private void stubInterfaceAcl(String ifName, AclInterface ai) {
 209         AllowedAddressPairsBuilder aapb = new AllowedAddressPairsBuilder();
 210         aapb.setIpAddress(new IpPrefixOrAddress("1.1.1.1/32".toCharArray()));
 211         aapb.setMacAddress(new MacAddress("AA:BB:CC:DD:EE:FF"));
 212         ai.setAllowedAddressPairs(Arrays.asList(aapb.build()));
 213     }
 214
 215     private void stubAccessList(Uuid sgUuid, String ipv4PrefixStr, int portLower, int portUpper, short protocol) {
 216         AclBuilder ab = new AclBuilder();
 217         ab.setAclName("AAA");
 218         ab.setKey(new AclKey(sgUuid.getValue(),Ipv4Acl.class));
 219
 220         AceIpBuilder aceIpBuilder = new AceIpBuilder();
 221         if (portLower != -1 && portUpper != -1) {
 222             DestinationPortRangeBuilder dprb = new DestinationPortRangeBuilder();
 223             dprb.setLowerPort(new PortNumber(portLower));
 224             dprb.setUpperPort(new PortNumber(portUpper));
 225             aceIpBuilder.setDestinationPortRange(dprb.build());
 226         }
 227         if (ipv4PrefixStr != null) {
 228             AceIpv4Builder aceIpv4Builder = new AceIpv4Builder();
 229             Ipv4Prefix ipv4Prefix = new Ipv4Prefix(ipv4PrefixStr);
 230             aceIpv4Builder.setSourceIpv4Network(ipv4Prefix);
 231             aceIpBuilder.setAceIpVersion(aceIpv4Builder.build());
 232         }
 233         if (protocol != -1) {
 234             aceIpBuilder.setProtocol(protocol);
 235         }
 236         MatchesBuilder matches = new MatchesBuilder();
 237         matches.setAceType(aceIpBuilder.build());
 238         AceBuilder aceBuilder = new AceBuilder();
 239         aceBuilder.setMatches(matches.build());
 240         SecurityRuleAttrBuilder securityRuleAttrBuilder = new SecurityRuleAttrBuilder();
 241         securityRuleAttrBuilder.setDirection(DirectionEgress.class);
 242         aceBuilder.addAugmentation(SecurityRuleAttr.class, securityRuleAttrBuilder.build());
 243         AccessListEntriesBuilder aleb = new AccessListEntriesBuilder();
 244         aleb.setAce(Arrays.asList(aceBuilder.build()));
 245         ab.setAccessListEntries(aleb.build());
 246
 247         InstanceIdentifier<Acl> aclKey = AclServiceUtils.getAclInstanceIdentifier(sgUuid.getValue());
 248         when(mockReadTx.read(LogicalDatastoreType.CONFIGURATION, aclKey))
 249             .thenReturn(Futures.immediateCheckedFuture(Optional.of(ab.build())));
 250     }
 251 }