import static org.opendaylight.lispflowmapping.integrationtest.MultiSiteScenarioUtil.SITE_A;
import static org.opendaylight.lispflowmapping.integrationtest.MultiSiteScenarioUtil.SITE_D5;
+import com.google.common.net.InetAddresses;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
-import org.apache.commons.lang3.ArrayUtils;
import org.opendaylight.lispflowmapping.integrationtest.MultiSiteScenarioUtil.Site;
import org.opendaylight.lispflowmapping.interfaces.lisp.IFlowMapping;
import org.opendaylight.lispflowmapping.interfaces.mappingservice.IMappingService;
import org.opendaylight.lispflowmapping.lisp.serializer.MapRequestSerializer;
+import org.opendaylight.lispflowmapping.lisp.type.MappingData;
import org.opendaylight.lispflowmapping.lisp.util.LispAddressStringifier;
import org.opendaylight.lispflowmapping.lisp.util.LispAddressUtil;
+import org.opendaylight.lispflowmapping.lisp.util.MaskUtil;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.InstanceIdType;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.Address;
import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.inet.binary.types.rev160303.Ipv4AddressBinary;
import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.binary.address.types.rev160504.augmented.lisp.address.address.Ipv4Binary;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.binary.address.types.rev160504.augmented.lisp.address.address.Ipv6Binary;
import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.MapReply;
import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.MapRequest;
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.XtrId;
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.mappingservice.rev150906.MappingOrigin;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import com.google.common.net.InetAddresses;
/**
* Contains methods for:
private final Boolean DEFAULT_LOCAL_LOCATOR = true;
private final Boolean DEFAULT_RLOC_PROBED = false;
private final Boolean DEFAULT_ROUTED = true;
- private final byte[] DEFAULT_XTR_ID = new byte[]{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
- private final byte[] DEFAULT_SITE_ID = new byte[]{0, 1, 2, 3, 4, 5, 6, 7};
+ private final byte[] DEFAULT_SITE_ID = new byte[]{0, 0, 0, 0, 0, 0, 0, 0};
private final MappingAuthkey NULL_AUTH_KEY = new MappingAuthkeyBuilder().setKeyType(0).build();
private final IMappingService mapService;
private void emitMapRegisterMessage(final Site dstSite, final boolean merge) {
final MapRegisterBuilder mapRegisterBuilder = new MapRegisterBuilder();
mapRegisterBuilder.setXtrSiteIdPresent(true);
- mapRegisterBuilder.setXtrId(new XtrId(DEFAULT_XTR_ID));
+ mapRegisterBuilder.setXtrId(dstSite.getXtrId());
mapRegisterBuilder.setSiteId(new SiteId(DEFAULT_SITE_ID));
mapRegisterBuilder.setMergeEnabled(merge);
final MappingRecordItemBuilder mappingRecordItemBuilder = new MappingRecordItemBuilder();
mapRequestBuilder.setSourceEid(new SourceEidBuilder().setEid(srcEid).build());
mapRequestBuilder.setEidItem(eidItem);
mapRequestBuilder.setItrRloc(prepareDummyItrRloc());
+ mapRequestBuilder.setSmrInvoked(false);
return lms.handleMapRequest(mapRequestBuilder.build());
}
+ /**
+ * This method expects a SMR Map-Request as input, which it will turn into a SMR-invoked Map-Request and use the
+ * LISP mapping service to send it
+ *
+ * @param mapRequest the SMR Map-Request
+ */
+ private void emitSMRInvokedMapRequestMessage(MapRequest mapRequest) {
+ if (mapRequest.getEidItem().isEmpty()) {
+ fail("Empty SMR received!");
+ }
+
+ Eid srcEid = addMaximumPrefixIfNecessary(mapRequest.getSourceEid().getEid());
+ final EidItemBuilder eidItemBuilder = new EidItemBuilder();
+ eidItemBuilder.setEid(srcEid);
+ eidItemBuilder.setEidItemId(LispAddressStringifier.getString(srcEid));
+ final List<EidItem> eidItem = Collections.singletonList(eidItemBuilder.build());
+
+ final MapRequestBuilder mapRequestBuilder = new MapRequestBuilder(mapRequest);
+ mapRequestBuilder.setSmr(false);
+ mapRequestBuilder.setSmrInvoked(true);
+ mapRequestBuilder.setItrRloc(prepareDummyItrRloc());
+ mapRequestBuilder.setEidItem(eidItem);
+ for (EidItem ei : mapRequest.getEidItem()) {
+ mapRequestBuilder.setSourceEid(new SourceEidBuilder().setEid(ei.getEid()).build());
+ LOG.debug("Sending SMR-invoked Map-Reqeust for EID {}, Source EID {}",
+ LispAddressStringifier.getString(srcEid),
+ LispAddressStringifier.getString(ei.getEid()));
+ lms.handleMapRequest(mapRequestBuilder.build());
+ }
+ }
+
+ /*
+ * Since the Source EID field from a Map-Request packet does not have a prefix length field, IPv4 and IPv6 addresses
+ * are serialized into Ipv4Binary and Ipv6Binary objects. However, when we want to use the addresses in a
+ * SMR-invoked Map-Request, we need to use an Ipv4PrefixBinary or Ipv6PrefixBinary object respectively, since that's
+ * what the EID item field would be deserialized into.
+ */
+ private static Eid addMaximumPrefixIfNecessary(Eid eid) {
+ Address address = eid.getAddress();
+ if (address instanceof Ipv4Binary) {
+ return LispAddressUtil.asIpv4PrefixBinaryEid(
+ eid, ((Ipv4Binary) address).getIpv4Binary().getValue(), MaskUtil.IPV4_MAX_MASK);
+ } else if (address instanceof Ipv6Binary) {
+ return LispAddressUtil.asIpv6PrefixBinaryEid(
+ eid, ((Ipv6Binary) address).getIpv6Binary().getValue(), MaskUtil.IPV6_MAX_MASK);
+ }
+ return eid;
+ }
+
private List<ItrRloc> prepareDummyItrRloc() {
List<ItrRloc> itrRlocs = new ArrayList<>();
final ItrRlocBuilder itrRlocBuilder = new ItrRlocBuilder();
mrbNegative.setEid(eidAsIpv4Prefix);
mrbNegative.setAction(action);
- mapService.addMapping(MappingOrigin.Northbound, eidAsIpv4Prefix, dstSite.getSiteId(), mrbNegative.build(),
- false);
+ mapService.addMapping(MappingOrigin.Northbound, eidAsIpv4Prefix, new SiteId(DEFAULT_SITE_ID),
+ new MappingData(mrbNegative.build()));
}
void deleteNorthMappingNegative(final Site dstSite) {
void storeNorthMappingSrcDst(final Site srcSite, final Site ... dstSite) {
final MappingRecordBuilder mrb = prepareMappingRecord(EidType.EID_SRC_DST, srcSite,
dstSite);
- mapService.addMapping(MappingOrigin.Northbound, mrb.getEid(), dstSite[0].getSiteId(), mrb.build(), false);
+ mapService.addMapping(MappingOrigin.Northbound, mrb.getEid(), new SiteId(DEFAULT_SITE_ID),
+ new MappingData(mrb.build()));
}
void storeNorthMappingIpPrefix(final Site... dstSite) {
final MappingRecordBuilder mrb = prepareMappingRecord(EidType.EID_WITH_PREFIX, null, dstSite);
- mapService.addMapping(MappingOrigin.Northbound, mrb.getEid(), dstSite[0].getSiteId(), mrb.build(), false);
+ mapService.addMapping(MappingOrigin.Northbound, mrb.getEid(), new SiteId(DEFAULT_SITE_ID),
+ new MappingData(mrb.build()));
}
private void storeDestinationSiteMappingViaSouthbound(final Site dstSite, final boolean merge) {
private MappingRecordBuilder prepareMappingRecordGeneral(final EidType eidType,
final Site srcSite, final Site dstSite) {
final MappingRecordBuilder mrb = provideCommonMapRecordBuilder();
- mrb.setXtrId(new XtrId(ArrayUtils.addAll(dstSite.getSiteId().getValue(), dstSite.getSiteId().getValue())));
+ mrb.setXtrId(dstSite.getXtrId());
Eid eid = null;
if (EidType.EID_SRC_DST.equals(eidType)) {
private List<MapRequest> translateBuffersToMapRequest(byte[][] buffers) {
final List<MapRequest> mapRequests = new ArrayList<>();
for (byte[] buffer : buffers) {
- final MapRequest mapRequest = MapRequestSerializer.getInstance().deserialize(ByteBuffer.wrap(buffer));
+ if (isBufferEmpty(buffer)) {
+ LOG.error("Empty buffer while translating Map-Request");
+ continue;
+ }
+ final MapRequest mapRequest = MapRequestSerializer.getInstance().deserialize(ByteBuffer.wrap(buffer), null);
assertNotNull(mapRequest);
mapRequests.add(mapRequest);
}
}
void checkSMR(final SocketReader socketReader, final String site, final String ... hosts) {
- List<MapRequest> mapRequests = translateBuffersToMapRequest(socketReader.getBuffers(hosts.length));
+ LOG.debug("\n" + mapService.prettyPrintMappings());
+ byte[][] buffers = socketReader.getBuffers(hosts.length);
+ if (areBuffersEmpty(buffers)) {
+ fail("No SMR received!");
+ }
+ List<MapRequest> mapRequests = translateBuffersToMapRequest(buffers);
+ if (hosts.length != mapRequests.size()) {
+ LOG.error("Expected {} SMRs, received {}", hosts.length, mapRequests.size());
+ fail("Unexpected number of SMRs received");
+ }
final Set<Eid> eids = prepareExpectedEid(hosts);
final SourceEid expectedSourceEid = prepareSourceEid(site);
for(MapRequest mapRequest : mapRequests) {
+ LOG.trace("Map-Request: {}", mapRequest);
assertTrue(mapRequest.isSmr());
final SourceEid receivedSourceEid = mapRequest.getSourceEid();
assertEquals(expectedSourceEid, receivedSourceEid);
final List<EidItem> currentEidItems = mapRequest.getEidItem();
assertNotNull(currentEidItems);
assertTrue(SMRContainsExpectedEid(eids, currentEidItems));
+ emitSMRInvokedMapRequestMessage(mapRequest);
}
//all expected eids should be after looping via mapRequests matched.
assertTrue("Expected eids wasn't/weren't found " + eids, eids.isEmpty());
for (EidItem eidItem : currentEidItems) {
//if eid from map request is matched then it is removed from set of expected eids
if (!eids.remove(eidItem.getEid())) {
- fail("SMR contained " + eidItem.getEid() + " which wasn't expected.");
+ fail("SMR contained EID `" + LispAddressStringifier.getString(eidItem.getEid())
+ + "' which wasn't expected.");
+ }
+ }
+ return true;
+ }
+
+ private static boolean isBufferEmpty(byte[] buffer) {
+ for (byte b : buffer) {
+ if (b != 0) {
+ return false;
}
}
return true;
}
+ protected static boolean areBuffersEmpty(byte[][] buffers) {
+ for (byte[] buffer : buffers) {
+ if (!isBufferEmpty(buffer)) {
+ return false;
+ }
+ }
+ return true;
+ }
}
Code Review / lispflowmapping.git / blobdiff