*/
package org.opendaylight.lispflowmapping.implementation.mdsal;
-import java.util.Map;
-import java.util.Set;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
+import org.opendaylight.controller.md.sal.binding.api.DataObjectModification.ModificationType;
+import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
import org.opendaylight.lispflowmapping.implementation.util.MSNotificationInputUtil;
import org.opendaylight.lispflowmapping.interfaces.mapcache.IMappingSystem;
+import org.opendaylight.lispflowmapping.lisp.util.LispAddressUtil;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.locatorrecords.LocatorRecord;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.locatorrecords.LocatorRecordBuilder;
+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.mappingservice.rev150906.MappingChange;
import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.MappingDatabase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.MappingOrigin;
import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.db.instance.Mapping;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.db.instance.MappingBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.mapping.database.VirtualNetworkIdentifier;
-import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
* @author Florin Coras
*
*/
-public class MappingDataListener extends AbstractDataListener {
+public class MappingDataListener extends AbstractDataListener<Mapping> {
private static final Logger LOG = LoggerFactory.getLogger(MappingDataListener.class);
private IMappingSystem mapSystem;
private NotificationPublishService notificationPublishService;
this.notificationPublishService = nps;
}
+ void setMappingSystem(IMappingSystem msmr) {
+ this.mapSystem = msmr;
+ }
+
@Override
- public void onDataChanged(
- AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
+ public void onDataTreeChanged(Collection<DataTreeModification<Mapping>> changes) {
+ for (DataTreeModification<Mapping> change : changes) {
+ final DataObjectModification<Mapping> mod = change.getRootNode();
- // Process newly created mappings
- Map<InstanceIdentifier<?>, DataObject> createdData = change.getCreatedData();
- for (Map.Entry<InstanceIdentifier<?>, DataObject> entry : createdData.entrySet()) {
- if (entry.getValue() instanceof Mapping) {
- Mapping mapping = (Mapping)entry.getValue();
+ if (ModificationType.DELETE == mod.getModificationType()) {
+ // Process deleted mappings
- LOG.trace("Received created data");
- LOG.trace("Key: {}", entry.getKey());
- LOG.trace("Value: {}", mapping);
+ final Mapping mapping = mod.getDataBefore();
- mapSystem.addMapping(mapping.getOrigin(), mapping.getMappingRecord().getEid(),
- mapping.getMappingRecord());
- }
- }
+ // Only treat mapping changes caused by Northbound, since Southbound changes are already handled
+ // before being persisted.
+ if (mapping.getOrigin() == MappingOrigin.Southbound) {
+ continue;
+ }
- // Process updated mappings
- Map<InstanceIdentifier<?>, DataObject> updatedData = change.getUpdatedData();
- for (Map.Entry<InstanceIdentifier<?>, DataObject> entry : updatedData.entrySet()) {
- if (entry.getValue() instanceof Mapping) {
- Mapping mapping = (Mapping)entry.getValue();
+ LOG.trace("Received deleted data");
+ LOG.trace("Key: {}", change.getRootPath().getRootIdentifier());
+ LOG.trace("Value: {}", mapping);
- LOG.trace("Received changed data");
- LOG.trace("Key: {}", entry.getKey());
- LOG.trace("Value: {}", entry.getValue());
+ final Mapping convertedMapping = convertToBinaryIfNecessary(mapping);
- mapSystem.addMapping(mapping.getOrigin(), mapping.getMappingRecord().getEid(),
- mapping.getMappingRecord());
+ mapSystem.removeMapping(convertedMapping.getOrigin(), convertedMapping.getMappingRecord().getEid());
try {
- notificationPublishService.putNotification(MSNotificationInputUtil.toMappingChanged(mapping, MappingChange.Updated));
+ notificationPublishService.putNotification(MSNotificationInputUtil.toMappingChanged(
+ convertedMapping, MappingChange.Removed));
} catch (InterruptedException e) {
LOG.warn("Notification publication interrupted!");
}
- }
- }
- // Process deleted mappings
- Set<InstanceIdentifier<?>> removedData = change.getRemovedPaths();
- for (InstanceIdentifier<?> entry : removedData) {
- DataObject dataObject = change.getOriginalData().get(entry);
- if (dataObject instanceof Mapping) {
- Mapping mapping = (Mapping)dataObject;
+ } else if (ModificationType.SUBTREE_MODIFIED == mod.getModificationType() || ModificationType.WRITE == mod
+ .getModificationType()) {
+ final Mapping mapping = mod.getDataAfter();
- LOG.trace("Received deleted data");
- LOG.trace("Key: {}", entry);
- LOG.trace("Value: {}", dataObject);
+ // Only treat mapping changes caused by Northbound, since Southbound changes are already handled
+ // before being persisted. XXX separate NB and SB to avoid ignoring SB notifications
+ if (mapping.getOrigin() == MappingOrigin.Southbound) {
+ continue;
+ }
+
+ MappingChange mappingChange;
+
+ if (ModificationType.SUBTREE_MODIFIED == mod.getModificationType()) {
+ LOG.trace("Received update data");
+ mappingChange = MappingChange.Updated;
+ } else {
+ LOG.trace("Received write data");
+ mappingChange = MappingChange.Created;
+ }
+ LOG.trace("Key: {}", change.getRootPath().getRootIdentifier());
+ LOG.trace("Value: {}", mapping);
+
+ final Mapping convertedMapping = convertToBinaryIfNecessary(mapping);
+
+ mapSystem.addMapping(convertedMapping.getOrigin(), convertedMapping.getMappingRecord().getEid(),
+ convertedMapping.getMappingRecord(), false);
- mapSystem.removeMapping(mapping.getOrigin(), mapping.getMappingRecord().getEid());
try {
- notificationPublishService.putNotification(MSNotificationInputUtil.toMappingChanged(mapping, MappingChange.Removed));
+ // The notifications are used for sending SMR.
+ notificationPublishService.putNotification(MSNotificationInputUtil.toMappingChanged(
+ convertedMapping, mappingChange));
} catch (InterruptedException e) {
LOG.warn("Notification publication interrupted!");
}
+
+ } else {
+ LOG.warn("Ignoring unhandled modification type {}", mod.getModificationType());
}
}
}
- void setMappingSystem(IMappingSystem msmr) {
- this.mapSystem = msmr;
+ private static Mapping convertToBinaryIfNecessary(Mapping mapping) {
+ MappingRecord originalRecord = mapping.getMappingRecord();
+ List<LocatorRecord> originalLocators = originalRecord.getLocatorRecord();
+
+ List<LocatorRecord> convertedLocators = null;
+ if (originalLocators != null) {
+ // If convertedLocators is non-null, while originalLocators is also non-null, conversion has been made
+ convertedLocators = convertToBinaryIfNecessary(originalLocators);
+ }
+
+ if (LispAddressUtil.addressNeedsConversionToBinary(originalRecord.getEid().getAddress()) ||
+ (originalLocators != null && convertedLocators != null)) {
+ MappingRecordBuilder mrb = new MappingRecordBuilder(originalRecord);
+ mrb.setEid(LispAddressUtil.convertToBinary(originalRecord.getEid()));
+ if (convertedLocators != null) {
+ mrb.setLocatorRecord(convertedLocators);
+ }
+ return new MappingBuilder(mapping).setMappingRecord(mrb.build()).build();
+ }
+ return mapping;
+ }
+
+ private static List<LocatorRecord> convertToBinaryIfNecessary(List<LocatorRecord> originalLocators) {
+ List<LocatorRecord> convertedLocators = null;
+ for (LocatorRecord record : originalLocators) {
+ if (LispAddressUtil.addressNeedsConversionToBinary(record.getRloc().getAddress())) {
+ LocatorRecordBuilder lrb = new LocatorRecordBuilder(record);
+ lrb.setRloc(LispAddressUtil.convertToBinary(record.getRloc()));
+ if (convertedLocators == null) {
+ convertedLocators = new ArrayList<LocatorRecord>();
+ }
+ convertedLocators.add(lrb.build());
+ }
+ }
+ if (convertedLocators != null) {
+ return convertedLocators;
+ }
+ return originalLocators;
}
}