import java.net.SocketException;
import java.util.ArrayList;
import java.util.Enumeration;
-import java.util.HashMap;
import java.util.HashSet;
+import java.util.Iterator;
import java.util.List;
-import java.util.Map;
-import java.util.Random;
-import java.util.Map.Entry;
+import java.util.Objects;
+import java.util.Set;
import org.apache.commons.lang3.BooleanUtils;
import org.apache.commons.lang3.exception.ExceptionUtils;
-import org.opendaylight.lispflowmapping.implementation.authentication.LispAuthenticationUtil;
+import org.opendaylight.controller.md.sal.binding.api.NotificationService;
import org.opendaylight.lispflowmapping.implementation.config.ConfigIni;
-import org.opendaylight.lispflowmapping.implementation.dao.MappingServiceKeyUtil;
-import org.opendaylight.lispflowmapping.implementation.util.DAOMappingUtil;
-import org.opendaylight.lispflowmapping.implementation.util.LispAFIConvertor;
-import org.opendaylight.lispflowmapping.implementation.util.MapNotifyBuilderHelper;
-import org.opendaylight.lispflowmapping.inmemorydb.HashMapDb;
-import org.opendaylight.lispflowmapping.implementation.util.MaskUtil;
-import org.opendaylight.lispflowmapping.interfaces.dao.ILispDAO;
-import org.opendaylight.lispflowmapping.interfaces.dao.IMappingServiceKey;
-import org.opendaylight.lispflowmapping.interfaces.dao.MappingEntry;
-import org.opendaylight.lispflowmapping.interfaces.dao.MappingServiceRLOCGroup;
-import org.opendaylight.lispflowmapping.interfaces.dao.MappingServiceSubscriberRLOC;
+import org.opendaylight.lispflowmapping.interfaces.dao.SubKeys;
+import org.opendaylight.lispflowmapping.interfaces.dao.SubscriberRLOC;
import org.opendaylight.lispflowmapping.interfaces.lisp.IMapNotifyHandler;
import org.opendaylight.lispflowmapping.interfaces.lisp.IMapServerAsync;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.LispAFIAddress;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.MapRegister;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.eidrecords.EidRecordBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.eidtolocatorrecords.EidToLocatorRecord;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.eidtolocatorrecords.EidToLocatorRecordBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.lispaddress.LispAddressContainer;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.lispaddress.lispaddresscontainer.Address;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.lispaddress.lispaddresscontainer.address.LcafKeyValue;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.lispaddress.lispaddresscontainer.address.LcafSourceDest;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.lispsimpleaddress.primitiveaddress.DistinguishedName;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.locatorrecords.LocatorRecord;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.mapnotifymessage.MapNotifyBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.maprequest.ItrRloc;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.maprequest.ItrRlocBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.maprequest.SourceEidBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.maprequestnotification.MapRequestBuilder;
+import org.opendaylight.lispflowmapping.interfaces.mappingservice.IMappingService;
+import org.opendaylight.lispflowmapping.lisp.type.LispMessage;
+import org.opendaylight.lispflowmapping.lisp.util.LispAddressStringifier;
+import org.opendaylight.lispflowmapping.lisp.util.LispAddressUtil;
+import org.opendaylight.lispflowmapping.lisp.util.MapNotifyBuilderHelper;
+import org.opendaylight.lispflowmapping.lisp.util.MapRequestUtil;
+import org.opendaylight.lispflowmapping.lisp.util.SourceDestKeyHelper;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.PortNumber;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.SourceDestKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.inet.binary.types.rev160303.IpAddressBinary;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.MapRegister;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.SiteId;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.container.Eid;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.list.EidItem;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.list.EidItemBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.mapnotifymessage.MapNotifyBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.mapping.record.container.MappingRecord;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.mapping.record.container.MappingRecordBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.mapping.record.list.MappingRecordItem;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.mapping.record.list.MappingRecordItemBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.maprequestnotification.MapRequestBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.transport.address.TransportAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.transport.address.TransportAddressBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.MappingChange;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.MappingChanged;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.MappingOrigin;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.OdlMappingserviceListener;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-public class MapServer extends AbstractLispComponent implements IMapServerAsync {
+import com.google.common.base.Preconditions;
- protected static final Logger LOG = LoggerFactory.getLogger(MapServer.class);
-
- private static final ConfigIni configIni = new ConfigIni();
- private static final boolean overwriteConfig = configIni.mappingOverwriteIsSet();
- private boolean overwrite;
-
- public MapServer(ILispDAO dao) {
- this(dao, overwriteConfig);
- }
+public class MapServer implements IMapServerAsync, OdlMappingserviceListener {
- public MapServer(ILispDAO dao, boolean overwrite) {
- this(dao, overwrite, true);
- }
+ protected static final Logger LOG = LoggerFactory.getLogger(MapServer.class);
+ private IMappingService mapService;
+ private boolean subscriptionService;
+ private IMapNotifyHandler notifyHandler;
+ private NotificationService notificationService;
- public MapServer(ILispDAO dao, boolean overwrite, boolean authenticate) {
- this(dao, overwrite, authenticate, true);
+ public MapServer(IMappingService mapService, boolean subscriptionService,
+ IMapNotifyHandler notifyHandler, NotificationService notificationService) {
+ Preconditions.checkNotNull(mapService);
+ this.mapService = mapService;
+ this.subscriptionService = subscriptionService;
+ this.notifyHandler = notifyHandler;
+ this.notificationService = notificationService;
+ if (notificationService != null) {
+ notificationService.registerNotificationListener(this);
+ }
}
- public MapServer(ILispDAO dao, boolean overwrite, boolean authenticate, boolean iterateAuthenticationMask) {
- super(dao, authenticate, iterateAuthenticationMask);
- this.overwrite = overwrite;
+ @Override
+ public void setSubscriptionService(boolean subscriptionService) {
+ this.subscriptionService = subscriptionService;
}
- private static InetAddress getLocalAddress() {
- try {
- Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
- while (interfaces.hasMoreElements()) {
- NetworkInterface current = interfaces.nextElement();
- LOG.debug("Interface " + current.toString());
- if (!current.isUp() || current.isLoopback() || current.isVirtual())
- continue;
- Enumeration<InetAddress> addresses = current.getInetAddresses();
- while (addresses.hasMoreElements()) {
- InetAddress current_addr = addresses.nextElement();
- // Skip loopback and link local addresses
- if (current_addr.isLoopbackAddress() || current_addr.isLinkLocalAddress())
- continue;
- LOG.debug(current_addr.getHostAddress());
- return current_addr;
- }
- }
- } catch (SocketException se) {
- }
- return null;
- }
+ @SuppressWarnings("unchecked")
+ public void handleMapRegister(MapRegister mapRegister) {
+ boolean mappingUpdated = false;
+ boolean merge = ConfigIni.getInstance().mappingMergeIsSet() && mapRegister.isMergeEnabled();
+ Set<SubscriberRLOC> subscribers = null;
+ MappingRecord oldMapping;
- private static MapRequestBuilder buildSMR(LispAddressContainer srcEid) {
- MapRequestBuilder builder = new MapRequestBuilder();
- builder.setAuthoritative(false);
- builder.setMapDataPresent(false);
- builder.setPitr(false);
- builder.setProbe(false);
- builder.setSmr(true);
- builder.setSmrInvoked(false);
+ for (MappingRecordItem record : mapRegister.getMappingRecordItem()) {
+ MappingRecord mapping = record.getMappingRecord();
- builder.setEidRecord(new ArrayList<org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.control.plane.rev150314.eidrecords.EidRecord>());
- // The address stored in the SMR's EID record is used as Source EID in the SMR-invoked Map-Request. To
- // ensure consistent behavior it is set to the value used to originally request a given mapping
- builder.getEidRecord().add(new EidRecordBuilder()
- .setMask((short)MaskUtil.getMaxMask(LispAFIConvertor.toAFI(srcEid)))
- .setLispAddressContainer(srcEid).build());
- builder.setItrRloc(new ArrayList<ItrRloc>());
- builder.getItrRloc().add(new ItrRlocBuilder().setLispAddressContainer(LispAFIConvertor.toContainer(getLocalAddress())).build());
- builder.setMapReply(null);
- builder.setNonce(new Random().nextLong());
+ oldMapping = (MappingRecord) mapService.getMapping(MappingOrigin.Southbound, mapping.getEid());
+ mapService.addMapping(MappingOrigin.Southbound, mapping.getEid(), getSiteId(mapRegister), mapping, merge);
- return builder;
- }
+ if (subscriptionService) {
+ MappingRecord newMapping = merge ?
+ (MappingRecord) mapService.getMapping(MappingOrigin.Southbound, mapping.getEid()) : mapping;
- public void handleMapRegister(MapRegister mapRegister, boolean smr, IMapNotifyHandler callback) {
- if (dao == null) {
- LOG.warn("handleMapRegister called while dao is uninitialized");
- } else {
- boolean failed = false;
- String password = null;
- for (EidToLocatorRecord eidRecord : mapRegister.getEidToLocatorRecord()) {
- if (shouldAuthenticate()) {
- password = getPassword(eidRecord.getLispAddressContainer(), eidRecord.getMaskLength());
- if (!LispAuthenticationUtil.validate(mapRegister, password)) {
- LOG.warn("Authentication failed");
- failed = true;
- break;
+ if (mappingChanged(oldMapping, newMapping)) {
+ if (LOG.isDebugEnabled()) {
+ LOG.debug("Mapping update occured for {} SMRs will be sent for its subscribers.",
+ LispAddressStringifier.getString(mapping.getEid()));
}
- }
- boolean mappingChanged = saveRlocs(eidRecord, smr);
- if (smr && mappingChanged) {
- sendSmrs(eidRecord, callback);
+ subscribers = getSubscribers(mapping.getEid());
+ sendSmrs(mapping, subscribers);
+ mappingUpdated = true;
}
}
- if (!failed) {
- MapNotifyBuilder builder = new MapNotifyBuilder();
- if (BooleanUtils.isTrue(mapRegister.isWantMapNotify())) {
- LOG.trace("MapRegister wants MapNotify");
- MapNotifyBuilderHelper.setFromMapRegister(builder, mapRegister);
- if (shouldAuthenticate()) {
- builder.setAuthenticationData(LispAuthenticationUtil.createAuthenticationData(builder.build(), password));
+ }
+ if (BooleanUtils.isTrue(mapRegister.isWantMapNotify())) {
+ LOG.trace("MapRegister wants MapNotify");
+ MapNotifyBuilder builder = new MapNotifyBuilder();
+ List<TransportAddress> rlocs = null;
+ if (merge) {
+ Set<IpAddressBinary> notifyRlocs = new HashSet<IpAddressBinary>();
+ List<MappingRecordItem> mergedMappings = new ArrayList<MappingRecordItem>();
+ for (MappingRecordItem record : mapRegister.getMappingRecordItem()) {
+ MappingRecord mapping = record.getMappingRecord();
+ MappingRecord currentRecord = (MappingRecord) mapService.getMapping(MappingOrigin.Southbound,
+ mapping.getEid());
+ mergedMappings.add(new MappingRecordItemBuilder().setMappingRecord(currentRecord).build());
+ Set<IpAddressBinary> sourceRlocs = (Set<IpAddressBinary>) mapService.getData(
+ MappingOrigin.Southbound, mapping.getEid(), SubKeys.SRC_RLOCS);
+ if (sourceRlocs != null) {
+ notifyRlocs.addAll(sourceRlocs);
}
- callback.handleMapNotify(builder.build());
}
- }
- }
- }
-
- public boolean saveRlocs(EidToLocatorRecord eidRecord, boolean checkForChanges) {
- Map<String, MappingServiceRLOCGroup> rlocGroups = new HashMap<String, MappingServiceRLOCGroup>();
- if (eidRecord.getLocatorRecord() != null) {
- for (LocatorRecord locatorRecord : eidRecord.getLocatorRecord()) {
- String subkey = getAddressKey(locatorRecord.getLispAddressContainer().getAddress());
- if (!rlocGroups.containsKey(subkey)) {
- rlocGroups.put(subkey, new MappingServiceRLOCGroup(eidRecord.getRecordTtl(), eidRecord.getAction(), eidRecord.isAuthoritative()));
+ MapNotifyBuilderHelper.setFromMapRegisterAndMappingRecordItems(builder, mapRegister, mergedMappings);
+ // send map-notify to merge group only when mapping record is changed
+ if (mappingUpdated) {
+ rlocs = getTransportAddresses(notifyRlocs);
}
- rlocGroups.get(subkey).addRecord(locatorRecord);
- }
- } else {
- rlocGroups.put(ADDRESS_SUBKEY, new MappingServiceRLOCGroup(eidRecord.getRecordTtl(), eidRecord.getAction(), eidRecord.isAuthoritative()));
- }
- List<MappingEntry<MappingServiceRLOCGroup>> entries = new ArrayList<>();
- for (String subkey : rlocGroups.keySet()) {
- entries.add(new MappingEntry<>(subkey, rlocGroups.get(subkey)));
- }
-
- if (eidRecord.getLispAddressContainer().getAddress() instanceof LcafSourceDest) {
- Entry<IMappingServiceKey, List<MappingServiceRLOCGroup>> oldMapping= null, newMapping = null;
- LispAFIAddress srcAddr = getSrcForLcafSrcDst(eidRecord.getLispAddressContainer());
- LispAFIAddress dstAddr = getDstForLcafSrcDst(eidRecord.getLispAddressContainer());
- short srcMask = getSrcMaskForLcafSrcDst(eidRecord.getLispAddressContainer());
- short dstMask = getDstMaskForLcafSrcDst(eidRecord.getLispAddressContainer());
-
- if (checkForChanges) {
- oldMapping = DAOMappingUtil.getMappingExact(srcAddr, dstAddr, srcMask, dstMask, dao);
- }
- IMappingServiceKey dstKey = MappingServiceKeyUtil.generateMappingServiceKey(dstAddr, dstMask);
- ILispDAO srcDstDao = (ILispDAO) dao.getSpecific(dstKey, LCAF_SRCDST_SUBKEY);
- if (srcDstDao == null) {
- srcDstDao = new HashMapDb();
- dao.put(dstKey, new MappingEntry<>(LCAF_SRCDST_SUBKEY, srcDstDao));
- }
- IMappingServiceKey srcKey = MappingServiceKeyUtil.generateMappingServiceKey(srcAddr, srcMask);
- srcDstDao.put(srcKey, entries.toArray(new MappingEntry[entries.size()]));
- if (checkForChanges) {
- newMapping = DAOMappingUtil.getMappingExact(srcAddr, dstAddr, srcMask, dstMask, dao);
- return (newMapping.getValue() == null) ? oldMapping.getValue() != null :
- !newMapping.getValue().equals(oldMapping.getValue());
- }
- } else {
- List<MappingServiceRLOCGroup> oldLocators = null, newLocators = null;
- if (checkForChanges) {
- oldLocators = DAOMappingUtil.getLocatorsByEidToLocatorRecord(eidRecord, dao, shouldIterateMask());
- }
- IMappingServiceKey key = MappingServiceKeyUtil.generateMappingServiceKey(eidRecord.getLispAddressContainer(),
- eidRecord.getMaskLength());
- dao.put(key, entries.toArray(new MappingEntry[entries.size()]));
- if (checkForChanges) {
- newLocators = DAOMappingUtil.getLocatorsByEidToLocatorRecord(eidRecord, dao, shouldIterateMask());
- return (newLocators == null) ? oldLocators != null : !newLocators.equals(oldLocators);
+ } else {
+ MapNotifyBuilderHelper.setFromMapRegister(builder, mapRegister);
}
+ notifyHandler.handleMapNotify(builder.build(), rlocs);
}
- return false;
}
- private String getAddressKey(Address address) {
- if (address instanceof LcafKeyValue) {
- LcafKeyValue keyVal = (LcafKeyValue) address;
- if (keyVal.getLcafKeyValueAddressAddr().getKey().getPrimitiveAddress() instanceof DistinguishedName) {
- return ((DistinguishedName) keyVal.getLcafKeyValueAddressAddr().getKey().getPrimitiveAddress()).getDistinguishedNameAddress().getDistinguishedName();
- }
- }
- if (shouldOverwrite()) {
- return ADDRESS_SUBKEY;
- } else {
- return String.valueOf(address.hashCode());
+ private static List<TransportAddress> getTransportAddresses(Set<IpAddressBinary> addresses) {
+ List<TransportAddress> rlocs = new ArrayList<TransportAddress>();
+ for (IpAddressBinary address : addresses) {
+ TransportAddressBuilder tab = new TransportAddressBuilder();
+ tab.setIpAddress(address);
+ tab.setPort(new PortNumber(LispMessage.PORT_NUM));
+ rlocs.add(tab.build());
}
+ return rlocs;
}
- public String getAuthenticationKey(LispAddressContainer address, int maskLen) {
- return getPassword(address, maskLen);
+ private SiteId getSiteId(MapRegister mapRegister) {
+ return (mapRegister.getSiteId() != null) ? new SiteId(mapRegister.getSiteId()) : null;
}
- public void removeAuthenticationKey(LispAddressContainer address, int maskLen) {
- if (address.getAddress() instanceof LcafSourceDest) {
- ILispDAO srcDstDao = getSrcDstInnerDao(address, maskLen);
- if (srcDstDao != null) {
- IMappingServiceKey srcKey = MappingServiceKeyUtil.generateMappingServiceKey(getSrcForLcafSrcDst(address),
- getSrcMaskForLcafSrcDst(address));
- srcDstDao.removeSpecific(srcKey, PASSWORD_SUBKEY);
+ @Override
+ public void onMappingChanged(MappingChanged notification) {
+ if (subscriptionService) {
+ sendSmrs(notification.getMappingRecord(), getSubscribers(notification.getMappingRecord().getEid()));
+ if (notification.getChangeType().equals(MappingChange.Removed)) {
+ removeSubscribers(notification.getMappingRecord().getEid());
}
- } else {
- IMappingServiceKey key = MappingServiceKeyUtil.generateMappingServiceKey(address, maskLen);
- dao.removeSpecific(key, PASSWORD_SUBKEY);
}
}
- public void addAuthenticationKey(LispAddressContainer address, int maskLen, String key) {
- IMappingServiceKey mappingServiceKey = MappingServiceKeyUtil.generateMappingServiceKey(address, maskLen);
- if (address.getAddress() instanceof LcafSourceDest) {
- IMappingServiceKey srcKey = MappingServiceKeyUtil.generateMappingServiceKey(getSrcForLcafSrcDst(address),
- getSrcMaskForLcafSrcDst(address));
- ILispDAO srcDstDao = getOrInstantiateSrcDstInnerDao(address, maskLen);
- srcDstDao.put(srcKey, new MappingEntry<String>(PASSWORD_SUBKEY, key));
- } else {
- dao.put(mappingServiceKey, new MappingEntry<String>(PASSWORD_SUBKEY, key));
- }
- }
-
- public void removeMapping(LispAddressContainer address, int maskLen, boolean smr, IMapNotifyHandler callback) {
- Entry<IMappingServiceKey, List<MappingServiceRLOCGroup>> mapping;
- ILispDAO db;
- if (address.getAddress() instanceof LcafSourceDest) {
- db = getSrcDstInnerDao(address, maskLen);
- LispAFIAddress srcAddr = getSrcForLcafSrcDst(address);
- short srcMask = getSrcMaskForLcafSrcDst(address);
- mapping = DAOMappingUtil.getMappingForEid(srcAddr, srcMask, db);
- } else {
- db = dao;
- mapping = DAOMappingUtil.getMappingForEid(LispAFIConvertor.toAFI(address), maskLen, db);
- }
- if (smr) {
- HashSet<MappingServiceSubscriberRLOC> subscribers = getSubscribers(address, maskLen);
- // mapping is removed before first SMR is sent to avoid inconsistent replies
- removeMappingRlocs(mapping, db);
- handleSmr(new EidToLocatorRecordBuilder().setLispAddressContainer(address).
- setMaskLength((short) maskLen).build(), subscribers, callback);
- db.removeSpecific(mapping.getKey(), SUBSCRIBERS_SUBKEY);
- } else {
- removeMappingRlocs(mapping, db);
- db.removeSpecific(mapping.getKey(), SUBSCRIBERS_SUBKEY);
- }
- }
-
- private void removeMappingRlocs(Entry<IMappingServiceKey, List<MappingServiceRLOCGroup>> mapping, ILispDAO db) {
- if (mapping == null || mapping.getValue() == null) {
- return;
- }
- for (MappingServiceRLOCGroup group : mapping.getValue()) {
- for (LocatorRecord record : group.getRecords()) {
- db.removeSpecific(mapping.getKey(), getAddressKey(record.getLispAddressContainer().getAddress()));
- }
+ private static boolean mappingChanged(MappingRecord oldMapping, MappingRecord newMapping) {
+ // We only check for fields we care about
+ // XXX: This code needs to be checked and updated when the YANG model is modified
+ Preconditions.checkNotNull(newMapping, "The new mapping should never be null");
+ if (oldMapping == null) {
+ LOG.trace("mappingChanged(): old mapping is null");
+ return true;
+ } else if (!Objects.equals(oldMapping.getEid(), newMapping.getEid())) {
+ LOG.trace("mappingChanged(): EID");
+ return true;
+ } else if (!Objects.equals(oldMapping.getLocatorRecord(), newMapping.getLocatorRecord())) {
+ LOG.trace("mappingChanged(): RLOC");
+ return true;
+ } else if (!Objects.equals(oldMapping.getAction(), newMapping.getAction())) {
+ LOG.trace("mappingChanged(): action");
+ return true;
+ } else if (!Objects.equals(oldMapping.getRecordTtl(), newMapping.getRecordTtl())) {
+ LOG.trace("mappingChanged(): TTL");
+ return true;
+ } else if (!Objects.equals(oldMapping.getMapVersion(), newMapping.getMapVersion())) {
+ LOG.trace("mappingChanged(): mapping version");
+ return true;
}
+ return false;
}
- private void sendSmrs(EidToLocatorRecord record, IMapNotifyHandler callback) {
- LispAddressContainer eid = record.getLispAddressContainer();
- HashSet<MappingServiceSubscriberRLOC> subscribers;
-
- subscribers = getSubscribers(eid, record.getMaskLength());
- handleSmr(record, subscribers, callback);
+ private void sendSmrs(MappingRecord record, Set<SubscriberRLOC> subscribers) {
+ Eid eid = record.getEid();
+ handleSmr(eid, subscribers, notifyHandler);
// For SrcDst LCAF also send SMRs to Dst prefix
- if (eid.getAddress() instanceof LcafSourceDest) {
- LispAddressContainer dstAddr = LispAFIConvertor.toContainer(getDstForLcafSrcDst(eid));
- short dstMask = getDstMaskForLcafSrcDst(eid);
- subscribers = getSubscribers(dstAddr, dstMask);
- EidToLocatorRecord newRecord = new EidToLocatorRecordBuilder().setAction(record.getAction()).
- setAuthoritative(record.isAuthoritative()).setLocatorRecord(record.getLocatorRecord()).
- setMapVersion(record.getMapVersion()).setRecordTtl(record.getRecordTtl()).
- setLispAddressContainer(dstAddr).setMaskLength(dstMask).build();
- handleSmr(newRecord, subscribers, callback);
+ if (eid.getAddress() instanceof SourceDestKey) {
+ Eid dstAddr = SourceDestKeyHelper.getDstBinary(eid);
+ Set<SubscriberRLOC> dstSubs = getSubscribers(dstAddr);
+ MappingRecord newRecord = new MappingRecordBuilder(record).setEid(dstAddr).build();
+ handleSmr(newRecord.getEid(), dstSubs, notifyHandler);
}
}
- private void handleSmr(EidToLocatorRecord record, HashSet<MappingServiceSubscriberRLOC> subscribers,
- IMapNotifyHandler callback) {
+ private void handleSmr(Eid eid, Set<SubscriberRLOC> subscribers, IMapNotifyHandler callback) {
if (subscribers == null) {
return;
}
- MapRequestBuilder mrb = buildSMR(subscribers.iterator().next().getSrcEid());
+ MapRequestBuilder mrb = MapRequestUtil.prepareSMR(eid, LispAddressUtil.toRloc(getLocalAddress()));
LOG.trace("Built SMR packet: " + mrb.build().toString());
- for (MappingServiceSubscriberRLOC subscriber : subscribers) {
+ // Using Iterator ensures that we don't get a ConcurrentModificationException when removing a SubscriberRLOC
+ // from a Set.
+ Iterator<SubscriberRLOC> iterator = subscribers.iterator();
+ while (iterator.hasNext()) {
+ SubscriberRLOC subscriber = iterator.next();
if (subscriber.timedOut()) {
LOG.trace("Lazy removing expired subscriber entry " + subscriber.toString());
- subscribers.remove(subscriber);
+ iterator.remove();
} else {
try {
- // The Source EID in a SMR is used as EID record in the SMR-invoked Map-Request.
- mrb.setSourceEid(new SourceEidBuilder().setLispAddressContainer(record.getLispAddressContainer()).build());
+ // The address stored in the SMR's EID record is used as Source EID in the SMR-invoked Map-Request.
+ // To ensure consistent behavior it is set to the value used to originally request a given mapping
+ mrb.setEidItem(new ArrayList<EidItem>());
+ mrb.getEidItem().add(new EidItemBuilder().setEid(subscriber.getSrcEid()).build());
callback.handleSMR(mrb.build(), subscriber.getSrcRloc());
} catch (Exception e) {
LOG.error("Errors encountered while handling SMR:" + ExceptionUtils.getStackTrace(e));
}
}
}
- IMappingServiceKey key = MappingServiceKeyUtil.generateMappingServiceKey(record.getLispAddressContainer(),
- record.getMaskLength());
- dao.put(key, new MappingEntry<HashSet<MappingServiceSubscriberRLOC>>(SUBSCRIBERS_SUBKEY, subscribers));
+ addSubscribers(eid, subscribers);
+ }
+
+ @SuppressWarnings("unchecked")
+ private Set<SubscriberRLOC> getSubscribers(Eid address) {
+ return (Set<SubscriberRLOC>) mapService.getData(MappingOrigin.Southbound, address, SubKeys.SUBSCRIBERS);
}
- public boolean shouldOverwrite() {
- return overwrite;
+ private void removeSubscribers(Eid address) {
+ mapService.removeData(MappingOrigin.Southbound, address, SubKeys.SUBSCRIBERS);
}
- public void setOverwrite(boolean overwrite) {
- this.overwrite = overwrite;
+ private void addSubscribers(Eid address, Set<SubscriberRLOC> subscribers) {
+ mapService.addData(MappingOrigin.Southbound, address, SubKeys.SUBSCRIBERS, subscribers);
}
+ private static InetAddress getLocalAddress() {
+ try {
+ Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
+ while (interfaces.hasMoreElements()) {
+ NetworkInterface current = interfaces.nextElement();
+ LOG.debug("Interface " + current.toString());
+ if (!current.isUp() || current.isLoopback() || current.isVirtual()) {
+ continue;
+ }
+ Enumeration<InetAddress> addresses = current.getInetAddresses();
+ while (addresses.hasMoreElements()) {
+ InetAddress current_addr = addresses.nextElement();
+ // Skip loopback and link local addresses
+ if (current_addr.isLoopbackAddress() || current_addr.isLinkLocalAddress()) {
+ continue;
+ }
+ LOG.debug(current_addr.getHostAddress());
+ return current_addr;
+ }
+ }
+ } catch (SocketException se) {
+ LOG.debug("Caught socket exceptio", se);
+ }
+ return null;
+ }
}