2 * Copyright (c) 2016 Red Hat, Inc. and others. All rights reserved.
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
9 package org.opendaylight.netvirt.aclservice.utils;
11 import com.google.common.base.Optional;
12 import com.google.common.collect.Lists;
13 import com.google.common.net.InetAddresses;
14 import com.google.common.util.concurrent.ListenableFuture;
15 import java.math.BigInteger;
16 import java.net.InetAddress;
17 import java.net.UnknownHostException;
18 import java.util.ArrayList;
19 import java.util.Collection;
20 import java.util.Collections;
21 import java.util.HashMap;
22 import java.util.HashSet;
23 import java.util.Iterator;
24 import java.util.List;
26 import java.util.Map.Entry;
28 import java.util.SortedSet;
29 import java.util.TreeSet;
30 import java.util.concurrent.ExecutionException;
31 import java.util.concurrent.Future;
32 import javax.annotation.Nullable;
33 import javax.inject.Inject;
34 import javax.inject.Singleton;
35 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
36 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
37 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
38 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
39 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
40 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
41 import org.opendaylight.genius.datastoreutils.SingleTransactionDataBroker;
42 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
43 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
44 import org.opendaylight.genius.interfacemanager.globals.InterfaceServiceUtil;
45 import org.opendaylight.genius.mdsalutil.ActionInfo;
46 import org.opendaylight.genius.mdsalutil.InstructionInfo;
47 import org.opendaylight.genius.mdsalutil.MDSALUtil;
48 import org.opendaylight.genius.mdsalutil.MatchInfoBase;
49 import org.opendaylight.genius.mdsalutil.MetaDataUtil;
50 import org.opendaylight.genius.mdsalutil.NwConstants;
51 import org.opendaylight.genius.mdsalutil.NxMatchInfo;
52 import org.opendaylight.genius.mdsalutil.actions.ActionNxConntrack;
53 import org.opendaylight.genius.mdsalutil.actions.ActionNxConntrack.NxCtAction;
54 import org.opendaylight.genius.mdsalutil.instructions.InstructionApplyActions;
55 import org.opendaylight.genius.mdsalutil.instructions.InstructionGotoTable;
56 import org.opendaylight.genius.mdsalutil.instructions.InstructionWriteMetadata;
57 import org.opendaylight.genius.mdsalutil.matches.MatchArpSpa;
58 import org.opendaylight.genius.mdsalutil.matches.MatchEthernetDestination;
59 import org.opendaylight.genius.mdsalutil.matches.MatchEthernetType;
60 import org.opendaylight.genius.mdsalutil.matches.MatchIcmpv6;
61 import org.opendaylight.genius.mdsalutil.matches.MatchIpProtocol;
62 import org.opendaylight.genius.mdsalutil.matches.MatchIpv4Destination;
63 import org.opendaylight.genius.mdsalutil.matches.MatchIpv4Source;
64 import org.opendaylight.genius.mdsalutil.matches.MatchIpv6Destination;
65 import org.opendaylight.genius.mdsalutil.matches.MatchIpv6Source;
66 import org.opendaylight.genius.mdsalutil.matches.MatchMetadata;
67 import org.opendaylight.genius.mdsalutil.matches.MatchUdpDestinationPort;
68 import org.opendaylight.genius.mdsalutil.matches.MatchUdpSourcePort;
69 import org.opendaylight.genius.mdsalutil.nxmatches.NxMatchRegister;
70 import org.opendaylight.genius.mdsalutil.packet.IPProtocols;
71 import org.opendaylight.netvirt.aclservice.api.AclServiceManager.MatchCriteria;
72 import org.opendaylight.netvirt.aclservice.api.utils.AclInterface;
73 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.AccessLists;
74 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.Ipv4Acl;
75 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.Acl;
76 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.AclKey;
77 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.acl.AccessListEntries;
78 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160218.access.lists.acl.access.list.entries.Ace;
79 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;
80 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.AceIp;
81 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
82 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
83 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
84 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix;
85 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
86 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.InterfacesState;
87 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
88 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
89 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
90 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
91 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
92 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.AllocateIdInput;
93 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.AllocateIdInputBuilder;
94 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.AllocateIdOutput;
95 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.CreateIdPoolInput;
96 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.CreateIdPoolInputBuilder;
97 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.DeleteIdPoolInput;
98 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.DeleteIdPoolInputBuilder;
99 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
100 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.ReleaseIdInput;
101 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.ReleaseIdInputBuilder;
102 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rpcs.rev160406.GetDpidFromInterfaceInput;
103 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rpcs.rev160406.GetDpidFromInterfaceInputBuilder;
104 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rpcs.rev160406.GetDpidFromInterfaceOutput;
105 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rpcs.rev160406.OdlInterfaceRpcService;
106 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.ServiceBindings;
107 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.ServiceModeBase;
108 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.ServiceModeEgress;
109 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.ServiceTypeFlowBased;
110 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.StypeOpenflow;
111 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.StypeOpenflowBuilder;
112 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.service.bindings.ServicesInfo;
113 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.service.bindings.ServicesInfoKey;
114 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.service.bindings.services.info.BoundServices;
115 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.service.bindings.services.info.BoundServicesBuilder;
116 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.servicebinding.rev160406.service.bindings.services.info.BoundServicesKey;
117 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.srm.types.rev170711.NetvirtAcl;
118 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
119 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.config.rev160806.AclserviceConfig;
120 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.AclPortsLookup;
121 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.DirectionBase;
122 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.InterfaceAcl;
123 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.IpPrefixOrAddress;
124 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.IpVersionV6;
125 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.PortSubnets;
126 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.SecurityRuleAttr;
127 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.acl.ports.lookup.AclPortsByIp;
128 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.acl.ports.lookup.AclPortsByIpKey;
129 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.acl.ports.lookup.acl.ports.by.ip.AclIpPrefixes;
130 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.acl.ports.lookup.acl.ports.by.ip.AclIpPrefixesKey;
131 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.acl.ports.lookup.acl.ports.by.ip.acl.ip.prefixes.PortIds;
132 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.acl.ports.lookup.acl.ports.by.ip.acl.ip.prefixes.PortIdsBuilder;
133 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.acl.ports.lookup.acl.ports.by.ip.acl.ip.prefixes.PortIdsKey;
134 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.interfaces._interface.AllowedAddressPairs;
135 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.port.subnets.PortSubnet;
136 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.port.subnets.PortSubnetKey;
137 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.aclservice.rev160608.port.subnets.port.subnet.SubnetInfo;
138 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanInstances;
139 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanInterfaces;
140 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
141 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstanceKey;
142 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.interfaces.ElanInterface;
143 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.interfaces.ElanInterfaceKey;
144 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxReg6;
145 import org.opendaylight.yangtools.yang.binding.DataObject;
146 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
147 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.InstanceIdentifierBuilder;
148 import org.opendaylight.yangtools.yang.common.RpcResult;
149 import org.slf4j.Logger;
150 import org.slf4j.LoggerFactory;
153 public final class AclServiceUtils {
155 private static final Logger LOG = LoggerFactory.getLogger(AclServiceUtils.class);
156 public static final AclserviceConfig.DefaultBehavior DEFAULT_DENY = AclserviceConfig.DefaultBehavior.Deny;
157 public static final AclserviceConfig.DefaultBehavior DEFAULT_ALLOW = AclserviceConfig.DefaultBehavior.Allow;
159 private final DataBroker dataBroker;
160 private final ManagedNewTransactionRunner txRunner;
161 private final AclDataUtil aclDataUtil;
162 private final AclserviceConfig config;
163 private final IdManagerService idManager;
166 public AclServiceUtils(DataBroker dataBroker, AclDataUtil aclDataUtil, AclserviceConfig config,
167 IdManagerService idManager) {
168 this.dataBroker = dataBroker;
169 this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
170 this.aclDataUtil = aclDataUtil;
171 this.config = config;
172 this.idManager = idManager;
176 * Retrieves the Interface from the datastore.
177 * @param broker the data broker
178 * @param interfaceName the interface name
179 * @return the interface.
181 public static Optional<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces
182 .Interface> getInterface(DataBroker broker, String interfaceName) {
183 return read(broker, LogicalDatastoreType.CONFIGURATION, getInterfaceIdentifier(interfaceName));
187 * Builds the interface identifier.
188 * @param interfaceName the interface name.
189 * @return the interface identifier.
191 public static InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508
192 .interfaces.Interface> getInterfaceIdentifier(String interfaceName) {
193 return InstanceIdentifier.builder(Interfaces.class)
195 org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces
196 .Interface.class, new InterfaceKey(interfaceName)).build();
200 * Retrieves the object from the datastore.
201 * @param broker the data broker.
202 * @param datastoreType the data store type.
203 * @param path the wild card path.
204 * @param <T> type of DataObject
205 * @return the required object.
207 public static <T extends DataObject> Optional<T> read(
208 DataBroker broker, LogicalDatastoreType datastoreType, InstanceIdentifier<T> path) {
209 try (ReadOnlyTransaction tx = broker.newReadOnlyTransaction()) {
210 return tx.read(datastoreType, path).checkedGet();
211 } catch (ReadFailedException e) {
212 LOG.error("Failed to read InstanceIdentifier {} from {}", path, datastoreType, e);
213 return Optional.absent();
218 * Retrieves the acl matching the key from the data store.
220 * @param broker the data broker
221 * @param aclKey the acl key
224 public static Acl getAcl(DataBroker broker, String aclKey) {
225 return read(broker, LogicalDatastoreType.CONFIGURATION, getAclInstanceIdentifier(aclKey)).orNull();
228 /** Creates the Acl instance identifier.
230 * @param aclKey the acl key
231 * @return the instance identifier
233 public static InstanceIdentifier<Acl> getAclInstanceIdentifier(String aclKey) {
234 return InstanceIdentifier.builder(AccessLists.class).child(Acl.class, new AclKey(aclKey, Ipv4Acl.class))
239 * Get the data path number for the interface.
240 * @param interfaceManagerRpcService interfaceManagerRpcService instance.
241 * @param ifName the interface name.
244 public static BigInteger getDpnForInterface(OdlInterfaceRpcService interfaceManagerRpcService, String ifName) {
245 BigInteger nodeId = BigInteger.ZERO;
247 GetDpidFromInterfaceInput dpIdInput =
248 new GetDpidFromInterfaceInputBuilder().setIntfName(ifName).build();
249 Future<RpcResult<GetDpidFromInterfaceOutput>> dpIdOutput =
250 interfaceManagerRpcService.getDpidFromInterface(dpIdInput);
251 RpcResult<GetDpidFromInterfaceOutput> dpIdResult = dpIdOutput.get();
252 if (dpIdResult.isSuccessful()) {
253 nodeId = dpIdResult.getResult().getDpid();
255 LOG.error("Could not retrieve DPN Id for interface {}", ifName);
257 } catch (NullPointerException | InterruptedException | ExecutionException e) {
258 LOG.error("Exception when getting dpn for interface {}", ifName, e);
264 * Retrieves the interface state.
265 * @param dataBroker the data broker.
266 * @param interfaceName the interface name.
267 * @return the interface state.
269 public static org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state
270 .Interface getInterfaceStateFromOperDS(DataBroker dataBroker, String interfaceName) {
271 InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508
272 .interfaces.state.Interface> ifStateId = buildStateInterfaceId(interfaceName);
273 return MDSALUtil.read(LogicalDatastoreType.OPERATIONAL, ifStateId, dataBroker).orNull();
277 * Build the interface state.
278 * @param interfaceName the interface name.
279 * @return the interface state.
281 public static InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508
282 .interfaces.state.Interface> buildStateInterfaceId(String interfaceName) {
283 InstanceIdentifierBuilder<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508
284 .interfaces.state.Interface> idBuilder = InstanceIdentifier.builder(InterfacesState.class)
285 .child(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces
286 .state.Interface.class, new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces
287 .rev140508.interfaces.state.InterfaceKey(interfaceName));
288 return idBuilder.build();
292 * Checks whether port security is enabled for the port.
293 * @param port the port.
294 * @return the port security is enabled/not.
296 public static boolean isPortSecurityEnabled(AclInterface port) {
297 return port.isPortSecurityEnabled();
301 * Checks whether port security is enabled for the port.
302 * @param port the port.
303 * @return the list of security groups.
305 public static List<Uuid> getInterfaceAcls(Interface port) {
307 LOG.error("Port is Null");
310 InterfaceAcl aclInPort = port.getAugmentation(InterfaceAcl.class);
311 if (aclInPort == null) {
312 LOG.error("getSecurityGroupInPortList: no security group associated with port {}",
316 return aclInPort.getSecurityGroups();
320 * Retrieves the security rule attribute augmentation from the access list.
321 * @param ace the access list entry
322 * @return the security rule attributes
324 public static SecurityRuleAttr getAccesssListAttributes(Ace ace) {
326 LOG.error("Ace is Null");
329 SecurityRuleAttr aceAttributes = ace.getAugmentation(SecurityRuleAttr.class);
330 if (aceAttributes == null) {
331 LOG.error("Ace is null");
334 return aceAttributes;
338 * Returns the DHCP match.
340 * @param srcPort the source port.
341 * @param dstPort the destination port.
342 * @param lportTag the lport tag
343 * @param serviceMode ingress or egress service
344 * @return list of matches.
346 public static List<MatchInfoBase> buildDhcpMatches(int srcPort, int dstPort, int lportTag,
347 Class<? extends ServiceModeBase> serviceMode) {
348 List<MatchInfoBase> matches = new ArrayList<>(5);
349 matches.add(MatchEthernetType.IPV4);
350 matches.add(MatchIpProtocol.UDP);
351 matches.add(new MatchUdpDestinationPort(dstPort));
352 matches.add(new MatchUdpSourcePort(srcPort));
353 matches.add(AclServiceUtils.buildLPortTagMatch(lportTag, serviceMode));
358 * Returns the DHCPv6 match.
360 * @param srcPort the source port.
361 * @param dstPort the destination port.
362 * @param lportTag the lport tag
363 * @param serviceMode ingress or egress
364 * @return list of matches.
366 public static List<MatchInfoBase> buildDhcpV6Matches(int srcPort, int dstPort, int lportTag,
367 Class<? extends ServiceModeBase> serviceMode) {
368 List<MatchInfoBase> matches = new ArrayList<>(6);
369 matches.add(MatchEthernetType.IPV6);
370 matches.add(MatchIpProtocol.UDP);
371 matches.add(new MatchUdpDestinationPort(dstPort));
372 matches.add(new MatchUdpSourcePort(srcPort));
373 matches.add(AclServiceUtils.buildLPortTagMatch(lportTag, serviceMode));
378 * Returns the ICMPv6 match.
380 * @param icmpType the icmpv6-type.
381 * @param icmpCode the icmpv6-code.
382 * @param lportTag the lport tag
383 * @param serviceMode ingress or egress
384 * @return list of matches.
386 public static List<MatchInfoBase> buildIcmpV6Matches(int icmpType, int icmpCode, int lportTag,
387 Class<? extends ServiceModeBase> serviceMode) {
388 List<MatchInfoBase> matches = new ArrayList<>();
389 matches.add(MatchEthernetType.IPV6);
390 matches.add(MatchIpProtocol.ICMPV6);
392 matches.add(new MatchIcmpv6((short) icmpType, (short) icmpCode));
394 matches.add(AclServiceUtils.buildLPortTagMatch(lportTag, serviceMode));
398 public static List<MatchInfoBase> buildBroadcastIpV4Matches(String ipAddr) {
399 List<MatchInfoBase> matches = new ArrayList<>(2);
400 matches.add(new MatchEthernetDestination(new MacAddress(AclConstants.BROADCAST_MAC)));
401 matches.addAll(AclServiceUtils.buildIpMatches(new IpPrefixOrAddress(ipAddr.toCharArray()),
402 MatchCriteria.MATCH_DESTINATION));
406 public static List<MatchInfoBase> buildL2BroadcastMatches() {
407 List<MatchInfoBase> matches = new ArrayList<>();
408 matches.add(new MatchEthernetDestination(new MacAddress(AclConstants.BROADCAST_MAC)));
413 * Builds the service id.
415 * @param interfaceName the interface name
416 * @param serviceIndex the service index
417 * @param serviceMode the service mode
418 * @return the instance identifier
420 public static InstanceIdentifier<BoundServices> buildServiceId(String interfaceName, short serviceIndex,
421 Class<? extends ServiceModeBase> serviceMode) {
422 return InstanceIdentifier.builder(ServiceBindings.class)
423 .child(ServicesInfo.class, new ServicesInfoKey(interfaceName, serviceMode))
424 .child(BoundServices.class, new BoundServicesKey(serviceIndex)).build();
428 * Gets the bound services.
430 * @param serviceName the service name
431 * @param servicePriority the service priority
432 * @param flowPriority the flow priority
433 * @param cookie the cookie
434 * @param instructions the instructions
435 * @return the bound services
437 public static BoundServices getBoundServices(String serviceName, short servicePriority, int flowPriority,
438 BigInteger cookie, List<Instruction> instructions) {
439 StypeOpenflowBuilder augBuilder = new StypeOpenflowBuilder().setFlowCookie(cookie).setFlowPriority(flowPriority)
440 .setInstruction(instructions);
441 return new BoundServicesBuilder().setKey(new BoundServicesKey(servicePriority)).setServiceName(serviceName)
442 .setServicePriority(servicePriority).setServiceType(ServiceTypeFlowBased.class)
443 .addAugmentation(StypeOpenflow.class, augBuilder.build()).build();
446 public static List<Uuid> getUpdatedAclList(List<Uuid> updatedAclList, List<Uuid> currentAclList) {
447 if (updatedAclList == null) {
448 return Collections.emptyList();
450 List<Uuid> newAclList = new ArrayList<>(updatedAclList);
451 if (currentAclList == null) {
454 List<Uuid> origAclList = new ArrayList<>(currentAclList);
455 for (Iterator<Uuid> iterator = newAclList.iterator(); iterator.hasNext();) {
456 Uuid updatedAclUuid = iterator.next();
457 for (Uuid currentAclUuid :origAclList) {
458 if (updatedAclUuid.getValue().equals(currentAclUuid.getValue())) {
466 public static List<AllowedAddressPairs> getUpdatedAllowedAddressPairs(
467 List<AllowedAddressPairs> updatedAllowedAddressPairs,
468 List<AllowedAddressPairs> currentAllowedAddressPairs) {
469 if (updatedAllowedAddressPairs == null) {
472 List<AllowedAddressPairs> newAllowedAddressPairs = new ArrayList<>(updatedAllowedAddressPairs);
473 if (currentAllowedAddressPairs == null) {
474 return newAllowedAddressPairs;
476 List<AllowedAddressPairs> origAllowedAddressPairs = new ArrayList<>(currentAllowedAddressPairs);
477 for (Iterator<AllowedAddressPairs> iterator = newAllowedAddressPairs.iterator(); iterator.hasNext();) {
478 AllowedAddressPairs updatedAllowedAddressPair = iterator.next();
479 for (AllowedAddressPairs currentAllowedAddressPair : origAllowedAddressPairs) {
480 if (updatedAllowedAddressPair.getKey().equals(currentAllowedAddressPair.getKey())) {
486 return newAllowedAddressPairs;
489 public static List<AllowedAddressPairs> getPortAllowedAddresses(Interface port) {
491 LOG.error("Port is Null");
494 InterfaceAcl aclInPort = port.getAugmentation(InterfaceAcl.class);
495 if (aclInPort == null) {
496 LOG.error("getSecurityGroupInPortList: no security group associated to Interface port: {}", port.getName());
499 return aclInPort.getAllowedAddressPairs();
502 public static BigInteger getDpIdFromIterfaceState(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf
503 .interfaces.rev140508.interfaces.state.Interface interfaceState) {
504 BigInteger dpId = null;
505 List<String> ofportIds = interfaceState.getLowerLayerIf();
506 if (ofportIds != null && !ofportIds.isEmpty()) {
507 NodeConnectorId nodeConnectorId = new NodeConnectorId(ofportIds.get(0));
508 dpId = BigInteger.valueOf(MDSALUtil.getDpnIdFromPortName(nodeConnectorId));
513 public static List<String> getIpBroadcastAddresses(List<SubnetInfo> subnetInfoList) {
514 List<String> ipBroadcastAddresses = new ArrayList<>();
515 for (SubnetInfo subnetInfo : subnetInfoList) {
516 IpPrefix cidrIpPrefix = subnetInfo.getIpPrefix().getIpPrefix();
517 if (cidrIpPrefix != null) {
518 Ipv4Prefix cidrIpv4Prefix = cidrIpPrefix.getIpv4Prefix();
519 if (cidrIpv4Prefix != null) {
520 ipBroadcastAddresses.add(getBroadcastAddressFromCidr(cidrIpv4Prefix.getValue()));
524 return ipBroadcastAddresses;
527 public static String getBroadcastAddressFromCidr(String cidr) {
528 String[] ipaddressValues = cidr.split("/");
529 int address = InetAddresses.coerceToInteger(InetAddresses.forString(ipaddressValues[0]));
530 int cidrPart = Integer.parseInt(ipaddressValues[1]);
532 for (int j = 0; j < cidrPart; ++j) {
533 netmask |= 1 << 31 - j;
535 int network = address & netmask;
536 int broadcast = network | ~netmask;
537 return InetAddresses.toAddrString(InetAddresses.fromInteger(broadcast));
541 * Builds the ip matches.
543 * @param ipPrefixOrAddress the ip prefix or address
544 * @param matchCriteria the source_ip or destination_ip used for the match
547 public static List<MatchInfoBase> buildIpMatches(IpPrefixOrAddress ipPrefixOrAddress,
548 MatchCriteria matchCriteria) {
549 List<MatchInfoBase> flowMatches = new ArrayList<>();
550 IpPrefix ipPrefix = ipPrefixOrAddress.getIpPrefix();
551 if (ipPrefix != null) {
552 Ipv4Prefix ipv4Prefix = ipPrefix.getIpv4Prefix();
553 if (ipv4Prefix != null) {
554 flowMatches.add(MatchEthernetType.IPV4);
555 if (!ipv4Prefix.getValue().equals(AclConstants.IPV4_ALL_NETWORK)) {
556 flowMatches.add(matchCriteria == MatchCriteria.MATCH_SOURCE ? new MatchIpv4Source(ipv4Prefix)
557 : new MatchIpv4Destination(ipv4Prefix));
560 flowMatches.add(MatchEthernetType.IPV6);
561 flowMatches.add(matchCriteria == MatchCriteria.MATCH_SOURCE ? new MatchIpv6Source(
562 ipPrefix.getIpv6Prefix()) : new MatchIpv6Destination(ipPrefix.getIpv6Prefix()));
565 IpAddress ipAddress = ipPrefixOrAddress.getIpAddress();
566 if (ipAddress.getIpv4Address() != null) {
567 flowMatches.add(MatchEthernetType.IPV4);
568 flowMatches.add(matchCriteria == MatchCriteria.MATCH_SOURCE ? new MatchIpv4Source(
569 ipAddress.getIpv4Address().getValue(), "32") : new MatchIpv4Destination(
570 ipAddress.getIpv4Address().getValue(), "32"));
572 flowMatches.add(MatchEthernetType.IPV6);
573 flowMatches.add(matchCriteria == MatchCriteria.MATCH_SOURCE ? new MatchIpv6Source(
574 ipAddress.getIpv6Address().getValue() + "/128") : new MatchIpv6Destination(
575 ipAddress.getIpv6Address().getValue() + "/128"));
582 * Builds the arp ip matches.
583 * @param ipPrefixOrAddress the ip prefix or address
584 * @return the MatchInfoBase list
586 public static List<MatchInfoBase> buildArpIpMatches(IpPrefixOrAddress ipPrefixOrAddress) {
587 List<MatchInfoBase> flowMatches = new ArrayList<>();
588 IpPrefix ipPrefix = ipPrefixOrAddress.getIpPrefix();
589 if (ipPrefix != null) {
590 Ipv4Prefix ipv4Prefix = ipPrefix.getIpv4Prefix();
591 if (ipv4Prefix != null && !ipv4Prefix.getValue().equals(AclConstants.IPV4_ALL_NETWORK)) {
592 flowMatches.add(new MatchArpSpa(ipv4Prefix));
595 IpAddress ipAddress = ipPrefixOrAddress.getIpAddress();
596 if (ipAddress != null && ipAddress.getIpv4Address() != null) {
597 flowMatches.add(new MatchArpSpa(ipAddress.getIpv4Address().getValue(), "32"));
603 public static MatchInfoBase buildRemoteAclTagMetadataMatch(Integer remoteAclTag) {
604 return new MatchMetadata(getRemoteAclTagMetadata(BigInteger.valueOf(remoteAclTag)),
605 MetaDataUtil.METADATA_MASK_REMOTE_ACL_TAG);
608 public static BigInteger getRemoteAclTagMetadata(BigInteger remoteAclTag) {
609 return remoteAclTag.shiftLeft(4);
612 public static BigInteger getDropFlowCookie(int lport) {
613 return MetaDataUtil.getLportTagMetaData(lport).or(AclConstants.COOKIE_ACL_DROP_FLOW);
617 * Does IPv4 address exists in the list of allowed address pair.
619 * @param aaps the allowed address pairs
620 * @return true, if successful
622 public static boolean doesIpv4AddressExists(List<AllowedAddressPairs> aaps) {
626 for (AllowedAddressPairs aap : aaps) {
627 IpPrefixOrAddress ipPrefixOrAddress = aap.getIpAddress();
628 IpPrefix ipPrefix = ipPrefixOrAddress.getIpPrefix();
629 if (ipPrefix != null) {
630 if (ipPrefix.getIpv4Prefix() != null) {
634 IpAddress ipAddress = ipPrefixOrAddress.getIpAddress();
635 if (ipAddress != null && ipAddress.getIpv4Address() != null) {
644 * Does IPv6 address exists in the list of allowed address pair.
646 * @param aaps the allowed address pairs
647 * @return true, if successful
649 public static boolean doesIpv6AddressExists(List<AllowedAddressPairs> aaps) {
653 for (AllowedAddressPairs aap : aaps) {
654 IpPrefixOrAddress ipPrefixOrAddress = aap.getIpAddress();
655 IpPrefix ipPrefix = ipPrefixOrAddress.getIpPrefix();
656 if (ipPrefix != null) {
657 if (ipPrefix.getIpv6Prefix() != null) {
661 IpAddress ipAddress = ipPrefixOrAddress.getIpAddress();
662 if (ipAddress != null && ipAddress.getIpv6Address() != null) {
671 * Gets the lport tag match.
672 * Ingress match is based on metadata and egress match is based on masked reg6
674 * @param lportTag the lport tag
675 * @param serviceMode ingress or egress service mode
676 * @return the lport tag match
678 public static MatchInfoBase buildLPortTagMatch(int lportTag, Class<? extends ServiceModeBase> serviceMode) {
679 if (serviceMode != null && serviceMode.isAssignableFrom(ServiceModeEgress.class)) {
680 return new NxMatchRegister(NxmNxReg6.class, MetaDataUtil.getLportTagForReg6(lportTag).longValue(),
681 MetaDataUtil.getLportTagMaskForReg6());
683 return new MatchMetadata(MetaDataUtil.getLportTagMetaData(lportTag), MetaDataUtil.METADATA_MASK_LPORT_TAG);
687 public static List<MatchInfoBase> buildMatchesForLPortTagAndRemoteAclTag(Integer lportTag, Integer remoteAclTag,
688 Class<? extends ServiceModeBase> serviceMode) {
689 List<MatchInfoBase> matches = new ArrayList<>();
690 if (serviceMode != null && serviceMode.isAssignableFrom(ServiceModeEgress.class)) {
691 matches.add(AclServiceUtils.buildLPortTagMatch(lportTag, serviceMode));
692 matches.add(AclServiceUtils.buildRemoteAclTagMetadataMatch(remoteAclTag));
694 // In case of ingress service mode, only metadata is used for
695 // matching both lportTag and aclTag. Hence performing "or"
696 // operation on both lportTag and aclTag metadata.
697 BigInteger metaData = MetaDataUtil.getLportTagMetaData(lportTag)
698 .or(getRemoteAclTagMetadata(BigInteger.valueOf(remoteAclTag)));
699 BigInteger metaDataMask =
700 MetaDataUtil.METADATA_MASK_LPORT_TAG.or(MetaDataUtil.METADATA_MASK_REMOTE_ACL_TAG);
701 matches.add(new MatchMetadata(metaData, metaDataMask));
706 public static Collection<? extends MatchInfoBase> buildMatchesForLPortTagAndConntrackClassifierType(int lportTag,
707 AclConntrackClassifierType conntrackClassifierType, Class<? extends ServiceModeBase> serviceMode) {
708 List<MatchInfoBase> matches = new ArrayList<>();
709 if (serviceMode != null && serviceMode.isAssignableFrom(ServiceModeEgress.class)) {
710 matches.add(AclServiceUtils.buildLPortTagMatch(lportTag, serviceMode));
711 matches.add(AclServiceUtils.buildAclConntrackClassifierTypeMatch(conntrackClassifierType));
713 // In case of ingress service mode, only metadata is used for
714 // matching both lportTag and conntrackClassifierType. Hence performing "or"
715 // operation on both lportTag and conntrackClassifierType metadata.
716 BigInteger metaData = MetaDataUtil.getLportTagMetaData(lportTag)
717 .or(MetaDataUtil.getAclConntrackClassifierTypeFromMetaData(conntrackClassifierType.getValue()));
718 BigInteger metaDataMask =
719 MetaDataUtil.METADATA_MASK_LPORT_TAG.or(MetaDataUtil.METADATA_MASK_ACL_CONNTRACK_CLASSIFIER_TYPE);
720 matches.add(new MatchMetadata(metaData, metaDataMask));
725 public static InstructionWriteMetadata getWriteMetadataForAclClassifierType(
726 AclConntrackClassifierType conntrackClassifierType) {
727 return new InstructionWriteMetadata(
728 MetaDataUtil.getAclConntrackClassifierTypeFromMetaData(conntrackClassifierType.getValue()),
729 MetaDataUtil.METADATA_MASK_ACL_CONNTRACK_CLASSIFIER_TYPE);
732 public static InstructionWriteMetadata getWriteMetadataForRemoteAclTag(Integer remoteAclTag) {
733 return new InstructionWriteMetadata(getRemoteAclTagMetadata(BigInteger.valueOf(remoteAclTag)),
734 MetaDataUtil.METADATA_MASK_REMOTE_ACL_TAG);
737 public static MatchInfoBase buildAclConntrackClassifierTypeMatch(
738 AclConntrackClassifierType conntrackSupportedType) {
739 return new MatchMetadata(
740 MetaDataUtil.getAclConntrackClassifierTypeFromMetaData(conntrackSupportedType.getValue()),
741 MetaDataUtil.METADATA_MASK_ACL_CONNTRACK_CLASSIFIER_TYPE);
744 public AclserviceConfig getConfig() {
748 public static boolean isIPv4Address(AllowedAddressPairs aap) {
749 IpPrefixOrAddress ipPrefixOrAddress = aap.getIpAddress();
750 IpPrefix ipPrefix = ipPrefixOrAddress.getIpPrefix();
751 if (ipPrefix != null) {
752 if (ipPrefix.getIpv4Prefix() != null) {
756 IpAddress ipAddress = ipPrefixOrAddress.getIpAddress();
757 if (ipAddress != null && ipAddress.getIpv4Address() != null) {
764 public static Map<String, List<MatchInfoBase>> getFlowForAllowedAddresses(
765 List<AllowedAddressPairs> syncAllowedAddresses, Map<String, List<MatchInfoBase>> flowMatchesMap,
766 boolean isSourceIpMacMatch) {
767 if (flowMatchesMap == null) {
770 Map<String, List<MatchInfoBase>> updatedFlowMatchesMap = new HashMap<>();
771 MatchInfoBase ipv4Match = MatchEthernetType.IPV4;
772 MatchInfoBase ipv6Match = MatchEthernetType.IPV6;
773 for (Entry<String, List<MatchInfoBase>> entry : flowMatchesMap.entrySet()) {
774 String flowName = entry.getKey();
775 List<MatchInfoBase> flows = entry.getValue();
776 // iterate over allow address pair and update match type
777 for (AllowedAddressPairs aap : syncAllowedAddresses) {
778 List<MatchInfoBase> matchInfoBaseList;
780 if (flows.contains(ipv4Match) && isIPv4Address(aap) && isNotIpv4AllNetwork(aap)) {
781 matchInfoBaseList = updateAAPMatches(isSourceIpMacMatch, flows, aap);
782 flowId = flowName + "_ipv4_remoteACL_interface_aap_" + getAapFlowId(aap);
783 updatedFlowMatchesMap.put(flowId, matchInfoBaseList);
784 } else if (flows.contains(ipv6Match) && !isIPv4Address(aap) && isNotIpv6AllNetwork(aap)) {
785 matchInfoBaseList = updateAAPMatches(isSourceIpMacMatch, flows, aap);
786 flowId = flowName + "_ipv6_remoteACL_interface_aap_" + getAapFlowId(aap);
787 updatedFlowMatchesMap.put(flowId, matchInfoBaseList);
791 return updatedFlowMatchesMap;
794 public static boolean isNotIpv4AllNetwork(AllowedAddressPairs aap) {
795 IpPrefix ipPrefix = aap.getIpAddress().getIpPrefix();
796 if (ipPrefix != null && ipPrefix.getIpv4Prefix() != null
797 && ipPrefix.getIpv4Prefix().getValue().equals(AclConstants.IPV4_ALL_NETWORK)) {
803 protected static boolean isNotIpv6AllNetwork(AllowedAddressPairs aap) {
804 IpPrefix ipPrefix = aap.getIpAddress().getIpPrefix();
805 if (ipPrefix != null && ipPrefix.getIpv6Prefix() != null
806 && ipPrefix.getIpv6Prefix().getValue().equals(AclConstants.IPV6_ALL_NETWORK)) {
812 public static boolean isNotIpAllNetwork(AllowedAddressPairs aap) {
813 return isNotIpv4AllNetwork(aap) && isNotIpv6AllNetwork(aap);
816 private static String getAapFlowId(AllowedAddressPairs aap) {
817 return aap.getMacAddress().getValue() + "_" + String.valueOf(aap.getIpAddress().getValue());
820 public static Long getElanIdFromInterface(String elanInterfaceName,DataBroker broker) {
821 ElanInterface elanInterface = getElanInterfaceByElanInterfaceName(elanInterfaceName, broker);
822 if (null != elanInterface) {
823 ElanInstance elanInfo = getElanInstanceByName(elanInterface.getElanInstanceName(), broker);
824 return elanInfo.getElanTag();
829 public static ElanInterface getElanInterfaceByElanInterfaceName(String elanInterfaceName,DataBroker broker) {
830 InstanceIdentifier<ElanInterface> elanInterfaceId = getElanInterfaceConfigurationDataPathId(elanInterfaceName);
831 return read(broker, LogicalDatastoreType.CONFIGURATION, elanInterfaceId).orNull();
834 public static InstanceIdentifier<ElanInterface> getElanInterfaceConfigurationDataPathId(String interfaceName) {
835 return InstanceIdentifier.builder(ElanInterfaces.class)
836 .child(ElanInterface.class, new ElanInterfaceKey(interfaceName)).build();
839 // elan-instances config container
840 public static ElanInstance getElanInstanceByName(String elanInstanceName, DataBroker broker) {
841 InstanceIdentifier<ElanInstance> elanIdentifierId = getElanInstanceConfigurationDataPath(elanInstanceName);
842 return read(broker, LogicalDatastoreType.CONFIGURATION, elanIdentifierId).orNull();
845 public static InstanceIdentifier<ElanInstance> getElanInstanceConfigurationDataPath(String elanInstanceName) {
846 return InstanceIdentifier.builder(ElanInstances.class)
847 .child(ElanInstance.class, new ElanInstanceKey(elanInstanceName)).build();
850 public List<SubnetInfo> getSubnetInfo(String portId) {
851 InstanceIdentifier<PortSubnet> id = InstanceIdentifier.builder(PortSubnets.class)
852 .child(PortSubnet.class, new PortSubnetKey(portId)).build();
854 Optional<PortSubnet> portSubnet = read(dataBroker, LogicalDatastoreType.OPERATIONAL, id);
855 if (portSubnet.isPresent()) {
856 return portSubnet.get().getSubnetInfo();
861 public void deleteSubnetInfo(String portId) {
862 InstanceIdentifier<PortSubnet> id = InstanceIdentifier.builder(PortSubnets.class)
863 .child(PortSubnet.class, new PortSubnetKey(portId)).build();
865 SingleTransactionDataBroker.syncDelete(dataBroker, LogicalDatastoreType.OPERATIONAL, id);
866 } catch (TransactionCommitFailedException e) {
867 LOG.error("Failed to delete subnet info for port={}", portId, e);
871 private static List<MatchInfoBase> updateAAPMatches(boolean isSourceIpMacMatch, List<MatchInfoBase> flows,
872 AllowedAddressPairs aap) {
873 List<MatchInfoBase> matchInfoBaseList;
874 if (isSourceIpMacMatch) {
875 matchInfoBaseList = AclServiceUtils.buildIpMatches(aap.getIpAddress(), MatchCriteria.MATCH_SOURCE);
877 matchInfoBaseList = AclServiceUtils.buildIpMatches(aap.getIpAddress(), MatchCriteria.MATCH_DESTINATION);
879 matchInfoBaseList.addAll(flows);
880 return matchInfoBaseList;
883 public static MatchInfoBase getMatchInfoByType(List<MatchInfoBase> flows, Class<? extends NxMatchInfo> type) {
884 for (MatchInfoBase mib : flows) {
885 if (type.isAssignableFrom(mib.getClass())) {
892 public static boolean containsMatchFieldType(List<MatchInfoBase> flows, Class<? extends NxMatchInfo> type) {
893 return getMatchInfoByType(flows, type) != null;
896 public static boolean containsTcpMatchField(List<MatchInfoBase> flows) {
897 return flows.contains(MatchIpProtocol.TCP);
900 public static boolean containsUdpMatchField(List<MatchInfoBase> flows) {
901 return flows.contains(MatchIpProtocol.UDP);
904 public static Integer allocateId(IdManagerService idManager, String poolName, String idKey, Integer defaultId) {
905 AllocateIdInput getIdInput = new AllocateIdInputBuilder().setPoolName(poolName).setIdKey(idKey).build();
907 Future<RpcResult<AllocateIdOutput>> result = idManager.allocateId(getIdInput);
908 RpcResult<AllocateIdOutput> rpcResult = result.get();
909 if (rpcResult.isSuccessful()) {
910 Integer allocatedId = rpcResult.getResult().getIdValue().intValue();
911 LOG.debug("Allocated ACL ID: {} with key: {} into pool: {}", allocatedId, idKey, poolName);
914 LOG.error("RPC Call to Get Unique Id for key {} from pool {} returned with Errors {}",
915 idKey, poolName, rpcResult.getErrors());
917 } catch (InterruptedException | ExecutionException e) {
918 LOG.error("Exception when getting Unique Id for key {} from pool {} ", idKey, poolName, e);
923 public static void releaseId(IdManagerService idManager, String poolName, String idKey) {
924 ReleaseIdInput idInput = new ReleaseIdInputBuilder().setPoolName(poolName).setIdKey(idKey).build();
926 Future<RpcResult<Void>> result = idManager.releaseId(idInput);
927 RpcResult<Void> rpcResult = result.get();
928 if (!rpcResult.isSuccessful()) {
929 LOG.error("RPC Call to release Id with Key {} from pool {} returned with Errors {}",
930 idKey, poolName, rpcResult.getErrors());
932 LOG.debug("Released ACL ID with key: {} from pool: {}", idKey, poolName);
934 } catch (InterruptedException | ExecutionException e) {
935 LOG.error("Exception when releasing Id for key {} from pool {} ", idKey, poolName, e);
940 * Gets the ACL tag from cache. If not found in cache, tries to allocate and
943 * @param aclId the acl id
944 * @return the acl tag
946 public Integer getAclTag(final Uuid aclId) {
947 String aclName = aclId.getValue();
948 Integer aclTag = this.aclDataUtil.getAclTag(aclName);
949 if (aclTag == null) {
950 LOG.debug("ACL tag not found in cache for ACL={}, trying to allocate again.", aclName);
951 aclTag = allocateAclTag(aclName);
952 if (aclTag != null && aclTag != AclConstants.INVALID_ACL_TAG) {
953 this.aclDataUtil.addAclTag(aclName, aclTag);
962 * @param aclName the ACL name
963 * @return the integer
965 public Integer allocateAclTag(String aclName) {
966 Integer aclTag = AclServiceUtils.allocateId(this.idManager, AclConstants.ACL_TAG_POOL_NAME, aclName,
967 AclConstants.INVALID_ACL_TAG);
974 * @param aclName the ACL name
976 public void releaseAclTag(String aclName) {
977 AclServiceUtils.releaseId(this.idManager, AclConstants.ACL_TAG_POOL_NAME, aclName);
981 * Indicates whether the interface has port security enabled.
983 * @param aclInterface the interface.
984 * @return true if port is security enabled.
986 public static boolean isOfInterest(AclInterface aclInterface) {
987 return aclInterface != null && aclInterface.isPortSecurityEnabled();
991 * Creates the id pool for ACL tag.
993 * @param poolName the pool name
995 private void createIdPoolForAclTag(String poolName) {
996 CreateIdPoolInput createPool = new CreateIdPoolInputBuilder()
997 .setPoolName(poolName).setLow(AclConstants.ACL_TAG_POOL_START)
998 .setHigh(AclConstants.ACL_TAG_POOL_END).build();
1000 Future<RpcResult<Void>> result = this.idManager.createIdPool(createPool);
1001 if (result != null && result.get().isSuccessful()) {
1002 LOG.debug("Created IdPool for {}", poolName);
1004 } catch (InterruptedException | ExecutionException e) {
1005 LOG.error("Failed to create ID pool [{}] for remote ACL ids", poolName, e);
1006 throw new RuntimeException("Failed to create ID pool [{}] for remote ACL ids", e);
1013 * @param poolName the pool name
1015 public void deleteIdPool(String poolName) {
1016 DeleteIdPoolInput deletePool = new DeleteIdPoolInputBuilder().setPoolName(poolName).build();
1018 Future<RpcResult<Void>> result = this.idManager.deleteIdPool(deletePool);
1019 if (result != null && result.get().isSuccessful()) {
1020 LOG.debug("Deleted IdPool for {}", poolName);
1022 } catch (InterruptedException | ExecutionException e) {
1023 LOG.error("Failed to delete ID pool [{}]", poolName, e);
1024 throw new RuntimeException("Failed to delete ID pool [" + poolName + "]", e);
1029 * Creates remote the acl id pools.
1031 public void createRemoteAclIdPool() {
1032 createIdPoolForAclTag(AclConstants.ACL_TAG_POOL_NAME);
1036 * Delete remote the acl id pools.
1038 public void deleteRemoteAclIdPool() {
1039 deleteIdPool(AclConstants.ACL_TAG_POOL_NAME);
1042 public static List<? extends MatchInfoBase> buildIpAndSrcServiceMatch(Integer aclTag, AllowedAddressPairs aap) {
1043 List<MatchInfoBase> flowMatches = new ArrayList<>();
1044 flowMatches.add(buildRemoteAclTagMetadataMatch(aclTag));
1045 if (aap.getIpAddress().getIpAddress() != null) {
1046 if (aap.getIpAddress().getIpAddress().getIpv4Address() != null) {
1047 MatchEthernetType ipv4EthMatch = new MatchEthernetType(NwConstants.ETHTYPE_IPV4);
1048 flowMatches.add(ipv4EthMatch);
1049 MatchIpv4Source srcMatch = new MatchIpv4Source(
1050 new Ipv4Prefix(aap.getIpAddress().getIpAddress().getIpv4Address().getValue() + "/32"));
1051 flowMatches.add(srcMatch);
1052 } else if (aap.getIpAddress().getIpAddress().getIpv6Address() != null) {
1053 MatchEthernetType ipv6EthMatch = new MatchEthernetType(NwConstants.ETHTYPE_IPV6);
1054 flowMatches.add(ipv6EthMatch);
1055 MatchIpv6Source srcMatch = new MatchIpv6Source(
1056 new Ipv6Prefix(aap.getIpAddress().getIpAddress().getIpv6Address().getValue() + "/128"));
1057 flowMatches.add(srcMatch);
1059 } else if (aap.getIpAddress().getIpPrefix() != null) {
1060 if (aap.getIpAddress().getIpPrefix().getIpv4Prefix() != null) {
1061 MatchEthernetType ipv4EthMatch = new MatchEthernetType(NwConstants.ETHTYPE_IPV4);
1062 flowMatches.add(ipv4EthMatch);
1063 MatchIpv4Source srcMatch = new MatchIpv4Source(aap.getIpAddress().getIpPrefix().getIpv4Prefix());
1064 flowMatches.add(srcMatch);
1065 } else if (aap.getIpAddress().getIpPrefix().getIpv6Prefix() != null) {
1066 MatchEthernetType ipv6EthMatch = new MatchEthernetType(NwConstants.ETHTYPE_IPV6);
1067 flowMatches.add(ipv6EthMatch);
1068 MatchIpv6Source srcMatch = new MatchIpv6Source(aap.getIpAddress().getIpPrefix().getIpv6Prefix());
1069 flowMatches.add(srcMatch);
1075 public static List<? extends MatchInfoBase> buildIpAndDstServiceMatch(Integer aclTag, AllowedAddressPairs aap) {
1076 List<MatchInfoBase> flowMatches = new ArrayList<>();
1077 flowMatches.add(buildRemoteAclTagMetadataMatch(aclTag));
1079 if (aap.getIpAddress().getIpAddress() != null) {
1080 if (aap.getIpAddress().getIpAddress().getIpv4Address() != null) {
1081 MatchEthernetType ipv4EthMatch = new MatchEthernetType(NwConstants.ETHTYPE_IPV4);
1082 flowMatches.add(ipv4EthMatch);
1083 MatchIpv4Destination dstMatch = new MatchIpv4Destination(
1084 new Ipv4Prefix(aap.getIpAddress().getIpAddress().getIpv4Address().getValue() + "/32"));
1085 flowMatches.add(dstMatch);
1086 } else if (aap.getIpAddress().getIpAddress().getIpv6Address() != null) {
1087 MatchEthernetType ipv6EthMatch = new MatchEthernetType(NwConstants.ETHTYPE_IPV6);
1088 flowMatches.add(ipv6EthMatch);
1089 MatchIpv6Destination dstMatch = new MatchIpv6Destination(
1090 new Ipv6Prefix(aap.getIpAddress().getIpAddress().getIpv6Address().getValue() + "/128"));
1091 flowMatches.add(dstMatch);
1093 } else if (aap.getIpAddress().getIpPrefix() != null) {
1094 if (aap.getIpAddress().getIpPrefix().getIpv4Prefix() != null) {
1095 MatchEthernetType ipv4EthMatch = new MatchEthernetType(NwConstants.ETHTYPE_IPV4);
1096 flowMatches.add(ipv4EthMatch);
1097 MatchIpv4Destination dstMatch =
1098 new MatchIpv4Destination(aap.getIpAddress().getIpPrefix().getIpv4Prefix());
1099 flowMatches.add(dstMatch);
1100 } else if (aap.getIpAddress().getIpPrefix().getIpv6Prefix() != null) {
1101 MatchEthernetType ipv6EthMatch = new MatchEthernetType(NwConstants.ETHTYPE_IPV6);
1102 flowMatches.add(ipv6EthMatch);
1103 MatchIpv6Destination dstMatch =
1104 new MatchIpv6Destination(aap.getIpAddress().getIpPrefix().getIpv6Prefix());
1105 flowMatches.add(dstMatch);
1111 public static boolean isOfAclInterest(Acl acl) {
1112 if (acl.getAccessListEntries() != null) {
1113 List<Ace> aceList = acl.getAccessListEntries().getAce();
1114 if (aceList != null && !aceList.isEmpty()) {
1115 return aceList.get(0).getAugmentation(SecurityRuleAttr.class) != null;
1121 public static void addLportTagMetadataMatch(int lportTag, List<MatchInfoBase> flowMatches,
1122 Class<? extends ServiceModeBase> serviceMode) {
1123 MatchInfoBase lportMatch = buildLPortTagMatch(lportTag, serviceMode);
1124 InterfaceServiceUtil.mergeMetadataMatchsOrAdd(flowMatches, lportMatch);
1128 * Returns ACL specific key for synchronization.
1130 * @param key the generic key
1131 * @return ACL key that can be used with synchronization
1133 public static String getAclKeyForSynchronization(String key) {
1134 return key + AclConstants.ACL_SYNC_KEY_EXT;
1138 * Builds the ip protocol matches.
1140 * @param etherType the ether type
1141 * @param protocol the protocol
1142 * @return the list of matches.
1144 public static List<MatchInfoBase> buildIpProtocolMatches(MatchEthernetType etherType, IPProtocols protocol) {
1145 return Lists.newArrayList(etherType, new MatchIpProtocol(protocol.shortValue()));
1149 * Does ACE have remote group id.
1151 * @param aceAttr the ace attr
1152 * @return true, if successful
1154 public static boolean doesAceHaveRemoteGroupId(final SecurityRuleAttr aceAttr) {
1155 return aceAttr != null && aceAttr.getRemoteGroupId() != null;
1158 public SortedSet<Integer> getRemoteAclTags(List<Uuid> aclIds, Class<? extends DirectionBase> direction) {
1159 SortedSet<Integer> remoteAclTags = new TreeSet<>();
1160 Set<Uuid> remoteAclIds = getRemoteAclIdsByDirection(aclIds, direction);
1161 for (Uuid remoteAclId : remoteAclIds) {
1162 Integer remoteAclTag = getAclTag(remoteAclId);
1163 if (remoteAclTag != null && remoteAclTag != AclConstants.INVALID_ACL_TAG) {
1164 remoteAclTags.add(remoteAclTag);
1167 return remoteAclTags;
1170 public Set<Uuid> getRemoteAclIdsByDirection(List<Uuid> aclIds, Class<? extends DirectionBase> direction) {
1171 Set<Uuid> remoteAclIds = new HashSet<>();
1172 if (aclIds == null || aclIds.isEmpty()) {
1173 return remoteAclIds;
1176 for (Uuid aclId : aclIds) {
1177 Acl acl = this.aclDataUtil.getAcl(aclId.getValue());
1179 LOG.warn("ACL {} not found in cache.", aclId.getValue());
1182 remoteAclIds.addAll(getRemoteAclIdsByDirection(acl, direction));
1184 return remoteAclIds;
1187 public static Set<Uuid> getRemoteAclIdsByDirection(Acl acl, Class<? extends DirectionBase> direction) {
1188 Set<Uuid> remoteAclIds = new HashSet<>();
1189 AccessListEntries accessListEntries = acl.getAccessListEntries();
1190 if (accessListEntries != null && accessListEntries.getAce() != null) {
1191 for (Ace ace : accessListEntries.getAce()) {
1192 SecurityRuleAttr aceAttr = AclServiceUtils.getAccesssListAttributes(ace);
1193 if (aceAttr.getDirection().equals(direction) && doesAceHaveRemoteGroupId(aceAttr)) {
1194 remoteAclIds.add(aceAttr.getRemoteGroupId());
1198 return remoteAclIds;
1202 * Skip delete in case of overlapping IP.
1205 * When there are multiple ports (e.g., p1, p2, p3) having same AAP (e.g.,
1206 * 224.0.0.5) configured which are part of single SG, there would be single
1207 * flow in remote ACL table. When one of these ports (say p1) is deleted,
1208 * the single flow which is configured in remote ACL table shouldn't be
1209 * deleted. It should be deleted only when there are no more references to
1212 * @param portId the port id
1213 * @param remoteAclId the remote Acl Id
1214 * @param ipPrefix the ip prefix
1215 * @param addOrRemove the add or remove
1216 * @return true, if successful
1218 public boolean skipDeleteInCaseOfOverlappingIP(String portId, Uuid remoteAclId, IpPrefixOrAddress ipPrefix,
1220 boolean skipDelete = false;
1221 if (addOrRemove != NwConstants.DEL_FLOW) {
1224 AclIpPrefixes aclIpPrefixes = getAclIpPrefixesFromOperDs(remoteAclId.getValue(), ipPrefix);
1225 if (aclIpPrefixes != null && aclIpPrefixes.getPortIds() != null) {
1226 List<String> ignorePorts = Lists.newArrayList(portId);
1227 List<PortIds> portIds = new ArrayList<>(aclIpPrefixes.getPortIds());
1228 // Checking if there are any other ports excluding ignorePorts
1229 long noOfRemotePorts =
1230 portIds.stream().map(PortIds::getPortId).filter(y -> !ignorePorts.contains(y)).count();
1231 if (noOfRemotePorts > 0) {
1238 public static void deleteAclPortsLookupEntry(String aclName, DataBroker broker)
1239 throws TransactionCommitFailedException {
1240 SingleTransactionDataBroker.syncDelete(broker, LogicalDatastoreType.OPERATIONAL, aclPortsByIpPath(aclName));
1243 public static InstanceIdentifier<AclPortsByIp> aclPortsByIpPath(String aclName) {
1244 return InstanceIdentifier.builder(AclPortsLookup.class)
1245 .child(AclPortsByIp.class, new AclPortsByIpKey(aclName)).build();
1248 public static InstanceIdentifier<AclIpPrefixes> getAclIpPrefixesPath(String aclName, IpPrefixOrAddress ipPrefix) {
1249 return InstanceIdentifier.builder(AclPortsLookup.class).child(AclPortsByIp.class, new AclPortsByIpKey(aclName))
1250 .child(AclIpPrefixes.class, new AclIpPrefixesKey(ipPrefix)).build();
1253 public static InstanceIdentifier<PortIds> getPortIdsPathInAclPortsLookup(String ruleName,
1254 IpPrefixOrAddress ipPrefix, String portId) {
1255 return InstanceIdentifier.builder(AclPortsLookup.class).child(AclPortsByIp.class, new AclPortsByIpKey(ruleName))
1256 .child(AclIpPrefixes.class, new AclIpPrefixesKey(ipPrefix)).child(PortIds.class, new PortIdsKey(portId))
1260 public List<ListenableFuture<Void>> addAclPortsLookupForInterfaceUpdate(AclInterface portBefore,
1261 AclInterface portAfter) {
1262 List<ListenableFuture<Void>> futures = new ArrayList<>();
1263 LOG.debug("Processing interface additions for port {}", portAfter.getInterfaceId());
1264 List<AllowedAddressPairs> addedAllowedAddressPairs = getUpdatedAllowedAddressPairs(
1265 portAfter.getAllowedAddressPairs(), portBefore.getAllowedAddressPairs());
1266 if (addedAllowedAddressPairs != null && !addedAllowedAddressPairs.isEmpty()) {
1267 futures.addAll(addAclPortsLookup(portAfter, portAfter.getSecurityGroups(), addedAllowedAddressPairs));
1270 List<Uuid> addedAcls = getUpdatedAclList(portAfter.getSecurityGroups(), portBefore.getSecurityGroups());
1271 if (addedAcls != null && !addedAcls.isEmpty()) {
1272 futures.addAll(addAclPortsLookup(portAfter, addedAcls, portAfter.getAllowedAddressPairs()));
1277 public List<ListenableFuture<Void>> deleteAclPortsLookupForInterfaceUpdate(AclInterface portBefore,
1278 AclInterface portAfter) {
1279 List<ListenableFuture<Void>> futures = new ArrayList<>();
1280 LOG.debug("Processing interface removals for port {}", portAfter.getInterfaceId());
1281 List<AllowedAddressPairs> deletedAllowedAddressPairs = getUpdatedAllowedAddressPairs(
1282 portBefore.getAllowedAddressPairs(), portAfter.getAllowedAddressPairs());
1283 if (deletedAllowedAddressPairs != null && !deletedAllowedAddressPairs.isEmpty()) {
1284 futures.addAll(deleteAclPortsLookup(portAfter, portAfter.getSecurityGroups(), deletedAllowedAddressPairs));
1287 List<Uuid> deletedAcls = getUpdatedAclList(portBefore.getSecurityGroups(), portAfter.getSecurityGroups());
1288 if (deletedAcls != null && !deletedAcls.isEmpty()) {
1289 futures.addAll(deleteAclPortsLookup(portAfter, deletedAcls, portAfter.getAllowedAddressPairs()));
1294 public List<ListenableFuture<Void>> addAclPortsLookup(AclInterface port, List<Uuid> aclList,
1295 List<AllowedAddressPairs> allowedAddresses) {
1296 String portId = port.getInterfaceId();
1297 LOG.trace("Adding AclPortsLookup for port={}, acls={}, AAPs={}", portId, aclList, allowedAddresses);
1299 if (aclList == null || allowedAddresses == null || allowedAddresses.isEmpty()) {
1300 LOG.warn("aclList or allowedAddresses is null. port={}, acls={}, AAPs={}", portId, aclList,
1302 return Collections.emptyList();
1304 List<ListenableFuture<Void>> futures = new ArrayList<>();
1305 for (Uuid aclId : aclList) {
1306 String aclName = aclId.getValue();
1307 synchronized (aclName.intern()) {
1308 futures.add(txRunner.callWithNewWriteOnlyTransactionAndSubmit(tx -> {
1309 for (AllowedAddressPairs aap : allowedAddresses) {
1311 new PortIdsBuilder().setKey(new PortIdsKey(portId)).setPortId(portId).build();
1312 InstanceIdentifier<PortIds> path =
1313 AclServiceUtils.getPortIdsPathInAclPortsLookup(aclName, aap.getIpAddress(), portId);
1314 tx.put(LogicalDatastoreType.OPERATIONAL, path, portIdObj,
1315 WriteTransaction.CREATE_MISSING_PARENTS);
1323 public List<ListenableFuture<Void>> deleteAclPortsLookup(AclInterface port, List<Uuid> aclList,
1324 List<AllowedAddressPairs> allowedAddresses) {
1325 String portId = port.getInterfaceId();
1326 LOG.trace("Deleting AclPortsLookup for port={}, acls={}, AAPs={}", portId, aclList, allowedAddresses);
1328 if (aclList == null || allowedAddresses == null || allowedAddresses.isEmpty()) {
1329 LOG.warn("aclList or allowedAddresses is null. port={}, acls={}, AAPs={}", portId, aclList,
1331 return Collections.emptyList();
1333 List<ListenableFuture<Void>> futures = new ArrayList<>();
1334 for (Uuid aclId : aclList) {
1335 String aclName = aclId.getValue();
1336 synchronized (aclName.intern()) {
1337 futures.add(txRunner.callWithNewWriteOnlyTransactionAndSubmit(tx -> {
1338 for (AllowedAddressPairs aap : allowedAddresses) {
1339 InstanceIdentifier<PortIds> path =
1340 AclServiceUtils.getPortIdsPathInAclPortsLookup(aclName, aap.getIpAddress(), portId);
1341 tx.delete(LogicalDatastoreType.OPERATIONAL, path);
1344 cleanUpStaleEntriesInAclPortsLookup(aclName, tx);
1351 private void cleanUpStaleEntriesInAclPortsLookup(String aclName, WriteTransaction tx) {
1352 AclPortsByIp aclPortsByIp = getAclPortsByIpFromOperDs(aclName);
1353 if (aclPortsByIp == null) {
1356 boolean deleteEntireAcl;
1357 List<AclIpPrefixes> ipPrefixes = aclPortsByIp.getAclIpPrefixes();
1358 if (ipPrefixes == null || ipPrefixes.isEmpty()) {
1359 deleteEntireAcl = true;
1361 boolean deleteMap = true;
1362 for (AclIpPrefixes ipPrefix : ipPrefixes) {
1363 if (ipPrefix.getPortIds() != null && !ipPrefix.getPortIds().isEmpty()) {
1368 deleteEntireAcl = deleteMap;
1370 if (deleteEntireAcl) {
1371 tx.delete(LogicalDatastoreType.OPERATIONAL, AclServiceUtils.aclPortsByIpPath(aclName));
1373 for (AclIpPrefixes ipPrefix : ipPrefixes) {
1374 if (ipPrefix.getPortIds() == null || ipPrefix.getPortIds().isEmpty()) {
1375 InstanceIdentifier<AclIpPrefixes> delPath =
1376 AclServiceUtils.getAclIpPrefixesPath(aclName, ipPrefix.getIpPrefix());
1377 tx.delete(LogicalDatastoreType.OPERATIONAL, delPath);
1384 private AclPortsByIp getAclPortsByIpFromOperDs(String aclName) {
1385 InstanceIdentifier<AclPortsByIp> path = aclPortsByIpPath(aclName);
1386 try (ReadOnlyTransaction tx = dataBroker.newReadOnlyTransaction()) {
1387 return tx.read(LogicalDatastoreType.OPERATIONAL, path).checkedGet().orNull();
1388 } catch (ReadFailedException e) {
1389 LOG.error("Failed to read ACL ports {}", path, e);
1395 private AclIpPrefixes getAclIpPrefixesFromOperDs(String aclName, IpPrefixOrAddress ipPrefix) {
1396 InstanceIdentifier<AclIpPrefixes> path = getAclIpPrefixesPath(aclName, ipPrefix);
1397 try (ReadOnlyTransaction tx = dataBroker.newReadOnlyTransaction()) {
1398 return tx.read(LogicalDatastoreType.OPERATIONAL, path).checkedGet().orNull();
1399 } catch (ReadFailedException e) {
1400 LOG.error("Failed to read ACL IP prefixes {}", path, e);
1406 * Gets the ace flow priority.
1408 * @param aclName the acl name
1409 * @return the ace flow priority
1411 public Integer getAceFlowPriority(String aclName) {
1412 Integer priority = AclConstants.ACE_DEFAULT_PRIORITY;
1413 Integer aclTag = getAclTag(new Uuid(aclName));
1414 if (aclTag != null && aclTag != AclConstants.INVALID_ACL_TAG) {
1415 // To handle overlapping rules, aclTag is added to priority
1418 LOG.warn("aclTag={} is null or invalid for aclName={}", aclTag, aclName);
1424 * Returns the hard timeout based on the protocol when a ACL rule removed from the instance.
1425 * It will returns the timeout configured in the {@link AclserviceConfig} class.
1427 * @param ace the ace
1428 * @param aclServiceUtils acl service utils
1429 * @return the hard time out
1431 public static Integer getHardTimoutForApplyStatefulChangeOnExistingTraffic(Ace ace,
1432 AclServiceUtils aclServiceUtils) {
1433 int hardTimeout = AclConstants.SECURITY_GROUP_ICMP_IDLE_TIME_OUT;
1434 Matches matches = ace.getMatches();
1435 AceIp acl = (AceIp) matches.getAceType();
1436 Short protocol = acl.getProtocol();
1437 if (protocol == null) {
1439 } else if (protocol == NwConstants.IP_PROT_TCP) {
1440 hardTimeout = aclServiceUtils.getConfig().getSecurityGroupTcpIdleTimeout();
1441 } else if (protocol == NwConstants.IP_PROT_UDP) {
1442 hardTimeout = aclServiceUtils.getConfig().getSecurityGroupUdpIdleTimeout();
1448 * This method creates and returns the ct_mark instruction when a ACL rule removed from the
1449 * instance. This instruction will reset the ct_mark value and stops the existing traffics.
1451 * @param filterTable the filterTable
1452 * @param elanId the Elan id
1453 * @return list of instruction
1455 public static List<InstructionInfo> createCtMarkInstructionForNewState(Short filterTable, Long elanId) {
1457 List<InstructionInfo> instructions = new ArrayList<>();
1458 List<ActionInfo> actionsInfos = new ArrayList<>();
1459 List<NxCtAction> ctActionsList = new ArrayList<>();
1460 NxCtAction nxCtMarkClearAction = new ActionNxConntrack.NxCtMark(AclConstants.CT_MARK_NEW_STATE);
1461 ctActionsList.add(nxCtMarkClearAction);
1463 ActionNxConntrack actionNxConntrack = new ActionNxConntrack(2, 1, 0, elanId.intValue(),
1464 (short) 255, ctActionsList);
1465 actionsInfos.add(actionNxConntrack);
1466 instructions.add(new InstructionApplyActions(actionsInfos));
1467 instructions.add(new InstructionGotoTable(filterTable));
1469 return instructions;
1472 public static List<AllowedAddressPairs> excludeMulticastAAPs(List<AllowedAddressPairs> allowedAddresses) {
1473 List<AllowedAddressPairs> filteredAAPs = new ArrayList<>();
1474 for (AllowedAddressPairs allowedAddress : allowedAddresses) {
1475 InetAddress inetAddr = getInetAddress(allowedAddress.getIpAddress());
1476 if (inetAddr != null && !inetAddr.isMulticastAddress()) {
1477 filteredAAPs.add(allowedAddress);
1480 return filteredAAPs;
1483 public static String getRecoverServiceRegistryKey() {
1484 return NetvirtAcl.class.toString();
1487 private static InetAddress getInetAddress(IpPrefixOrAddress ipPrefixOrAddress) {
1488 InetAddress inetAddress = null;
1491 IpPrefix ipPrefix = ipPrefixOrAddress.getIpPrefix();
1492 if (ipPrefix != null) {
1493 addr = String.valueOf(ipPrefix.getValue()).split("/")[0];
1495 IpAddress ipAddress = ipPrefixOrAddress.getIpAddress();
1496 if (ipAddress == null) {
1497 LOG.error("Invalid address : {}", ipPrefixOrAddress);
1500 addr = String.valueOf(ipAddress.getValue());
1504 inetAddress = InetAddress.getByName(addr);
1505 } catch (UnknownHostException e) {
1506 LOG.error("Invalid address : {}", addr, e);
1512 public static Boolean isIpv6RaAllowedFromExternalRouters(List<SubnetInfo> subnetInfoList) {
1513 if (subnetInfoList != null && !subnetInfoList.isEmpty()) {
1514 for (SubnetInfo subnetInfo : subnetInfoList) {
1515 if (subnetInfo != null && IpVersionV6.class.equals(subnetInfo.getIpVersion())
1516 && subnetInfo.getIpv6RaMode() == null) {
1525 * Gets the subnet difference by performing (subnetInfo1 - subnetInfo2).
1527 * @param subnetInfo1 the subnet info 1
1528 * @param subnetInfo2 the subnet info 2
1529 * @return the subnet diff
1531 public static List<SubnetInfo> getSubnetDiff(List<SubnetInfo> subnetInfo1, List<SubnetInfo> subnetInfo2) {
1532 if (subnetInfo1 == null) {
1533 return Collections.emptyList();
1535 List<SubnetInfo> newSubnetList = new ArrayList<>(subnetInfo1);
1536 if (subnetInfo2 == null) {
1537 return newSubnetList;
1539 newSubnetList.removeAll(subnetInfo2);
1540 return newSubnetList;