package org.opendaylight.groupbasedpolicy.renderer.ofoverlay;
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map.Entry;
+import java.util.concurrent.ExecutionException;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
-
+import javax.annotation.Nonnull;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
+import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
+import org.opendaylight.controller.md.sal.binding.api.DataTreeChangeListener;
+import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
+import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
+import org.opendaylight.controller.md.sal.binding.api.NotificationService;
+import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
+import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
+import org.opendaylight.groupbasedpolicy.api.EpRendererAugmentationRegistry;
+import org.opendaylight.groupbasedpolicy.api.PolicyValidatorRegistry;
+import org.opendaylight.groupbasedpolicy.api.StatisticsManager;
+import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.endpoint.EndpointManager;
+import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.endpoint.OfOverlayAug;
+import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.endpoint.OfOverlayL3NatAug;
import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.node.SwitchManager;
-import org.opendaylight.groupbasedpolicy.resolver.PolicyResolver;
+import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.sf.Action;
+import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.sf.ActionDefinitionListener;
+import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.sf.ClassifierDefinitionListener;
+import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.sf.SubjectFeatures;
+import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.statistics.SflowClientSettingsListener;
+import org.opendaylight.groupbasedpolicy.util.DataStoreHelper;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SalFlowService;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.ActionDefinitionId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.ofoverlay.rev140528.OfOverlayConfig;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.ofoverlay.rev140528.OfOverlayConfigBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.RendererName;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketProcessingService;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import com.google.common.base.Optional;
-import com.google.common.util.concurrent.FutureCallback;
-import com.google.common.util.concurrent.Futures;
-import com.google.common.util.concurrent.ListenableFuture;
-
/**
* Renderer that uses OpenFlow and OVSDB to implement an overlay network
* using Open vSwitch.
- * @author readams
*/
-public class OFOverlayRenderer implements AutoCloseable, DataChangeListener {
+public class OFOverlayRenderer implements AutoCloseable, DataTreeChangeListener<OfOverlayConfig> {
+
private static final Logger LOG =
LoggerFactory.getLogger(OFOverlayRenderer.class);
+ public static final RendererName RENDERER_NAME = new RendererName("OFOverlay");
private final DataBroker dataBroker;
- private final PolicyResolver policyResolver;
private final SwitchManager switchManager;
private final EndpointManager endpointManager;
private final PolicyManager policyManager;
+ private final ClassifierDefinitionListener classifierDefinitionListener;
+ private final SflowClientSettingsListener sflowClientSettingsListener;
+ private final ActionDefinitionListener actionDefinitionListener;
+ private final OfOverlayAug ofOverlayAug;
+ private final OfOverlayL3NatAug ofOverlayL3NatAug;
private final ScheduledExecutorService executor;
private static final InstanceIdentifier<OfOverlayConfig> configIid =
InstanceIdentifier.builder(OfOverlayConfig.class).build();
- private OfOverlayConfig config;
- ListenerRegistration<DataChangeListener> configReg;
+ ListenerRegistration<?> configReg;
- public OFOverlayRenderer(DataBroker dataProvider,
- RpcProviderRegistry rpcRegistry) {
+ public OFOverlayRenderer(final DataBroker dataProvider,
+ PacketProcessingService packetProcessingService,
+ SalFlowService flowService,
+ NotificationService notificationService,
+ EpRendererAugmentationRegistry epRendererAugmentationRegistry,
+ PolicyValidatorRegistry policyValidatorRegistry,
+ StatisticsManager statisticsManager,
+ final short tableOffset) {
super();
this.dataBroker = dataProvider;
-
int numCPU = Runtime.getRuntime().availableProcessors();
//TODO: Consider moving to groupbasedpolicy-ofoverlay-config so as to be user configurable in distribution.
executor = Executors.newScheduledThreadPool(numCPU * 2);
switchManager = new SwitchManager(dataProvider);
- endpointManager = new EndpointManager(dataProvider, rpcRegistry,
- executor, switchManager);
- policyResolver = new PolicyResolver(dataProvider, executor);
+ endpointManager = new EndpointManager(dataProvider, packetProcessingService, flowService, notificationService,
+ executor, switchManager);
+
+ classifierDefinitionListener = new ClassifierDefinitionListener(dataBroker);
+ actionDefinitionListener = new ActionDefinitionListener(dataProvider);
+
+ for (Entry<ActionDefinitionId, Action> entry : SubjectFeatures.getActions().entrySet()) {
+ policyValidatorRegistry.register(entry.getKey(), entry.getValue());
+ }
+
+ sflowClientSettingsListener = new SflowClientSettingsListener(dataProvider, executor, statisticsManager);
policyManager = new PolicyManager(dataProvider,
- policyResolver,
- switchManager,
- endpointManager,
- rpcRegistry,
- executor);
-
- configReg =
- dataProvider.registerDataChangeListener(LogicalDatastoreType.CONFIGURATION,
- configIid,
- this,
- DataChangeScope.SUBTREE);
- readConfig();
- LOG.info("Initialized OFOverlay renderer");
+ switchManager,
+ endpointManager,
+ executor,
+ tableOffset);
+ ofOverlayAug = new OfOverlayAug(dataProvider, epRendererAugmentationRegistry);
+ ofOverlayL3NatAug = new OfOverlayL3NatAug(epRendererAugmentationRegistry);
+ Optional<OfOverlayConfig> config = readConfig();
+ OfOverlayConfigBuilder configBuilder = new OfOverlayConfigBuilder();
+ if (config.isPresent()) {
+ configBuilder = new OfOverlayConfigBuilder(config.get());
+ }
+ registerConfigListener(dataProvider);
+ if (configBuilder.getGbpOfoverlayTableOffset() == null) {
+ configBuilder.setGbpOfoverlayTableOffset(tableOffset).build();
+ writeTableOffset(configBuilder.build());
+ }
+
+ }
+ public ScheduledExecutorService getExecutor() {
+ return executor;
}
// *************
@Override
public void close() throws Exception {
executor.shutdownNow();
- if (configReg != null) configReg.close();
- if (policyResolver != null) policyResolver.close();
- if (switchManager != null) switchManager.close();
- if (endpointManager != null) endpointManager.close();
+ if (configReg != null) {
+ configReg.close();
+ }
+ if (switchManager != null) {
+ switchManager.close();
+ }
+ if (endpointManager != null) {
+ endpointManager.close();
+ }
+ if (classifierDefinitionListener != null) {
+ classifierDefinitionListener.close();
+ }
+ if (actionDefinitionListener != null) {
+ actionDefinitionListener.close();
+ }
+ if (ofOverlayAug != null) {
+ ofOverlayAug.close();
+ }
+ if (ofOverlayL3NatAug != null) {
+ ofOverlayL3NatAug.close();
+ }
+ if (policyManager != null) {
+ policyManager.close();
+ }
+ if (sflowClientSettingsListener != null) {
+ sflowClientSettingsListener.close();
+ }
}
// ******************
- // DataChangeListener
+ // DataTreeChangeListener
// ******************
@Override
- public void onDataChanged(AsyncDataChangeEvent<InstanceIdentifier<?>,
- DataObject> change) {
- readConfig();
+ public void onDataTreeChanged(Collection<DataTreeModification<OfOverlayConfig>> changes) {
+ try {
+ for (DataTreeModification<OfOverlayConfig> change: changes) {
+ DataObjectModification<OfOverlayConfig> rootNode = change.getRootNode();
+ switch (rootNode.getModificationType()) {
+ case SUBTREE_MODIFIED:
+ case WRITE:
+ final OfOverlayConfig config = rootNode.getDataAfter();
+ LOG.info("OF-Overlay config updated: {}", config);
+ applyConfig(config).get();
+ break;
+ default:
+ break;
+ }
+ }
+ } catch (InterruptedException | ExecutionException e) {
+ LOG.error("Error occured while updating config for OF-Overlay Renderer.\n{}", e);
+ }
}
// **************
// Implementation
// **************
- private void readConfig() {
- ListenableFuture<Optional<OfOverlayConfig>> dao =
- dataBroker.newReadOnlyTransaction()
- .read(LogicalDatastoreType.CONFIGURATION, configIid);
- Futures.addCallback(dao, new FutureCallback<Optional<OfOverlayConfig>>() {
- @Override
- public void onSuccess(final Optional<OfOverlayConfig> result) {
- if (!result.isPresent()) return;
- if (result.get() instanceof OfOverlayConfig) {
- config = result.get();
- applyConfig();
- }
- }
+ private void registerConfigListener(DataBroker dataProvider) {
+ configReg = dataProvider.registerDataTreeChangeListener(new DataTreeIdentifier<>(
+ LogicalDatastoreType.CONFIGURATION, configIid), this);
+ }
- @Override
- public void onFailure(Throwable t) {
- LOG.error("Failed to read configuration", t);
- }
- }, executor);
+ private Optional<OfOverlayConfig> readConfig() {
+ final ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
+ Optional<OfOverlayConfig> config =
+ DataStoreHelper.readFromDs(LogicalDatastoreType.CONFIGURATION,
+ configIid,
+ rTx);
+ rTx.close();
+ return config;
+ }
+
+ private ListenableFuture<Void> writeTableOffset(OfOverlayConfig ofc) {
+ WriteTransaction wTx = dataBroker.newWriteOnlyTransaction();
+ wTx.merge(LogicalDatastoreType.CONFIGURATION, configIid, ofc, true);
+ return wTx.submit();
}
- private void applyConfig() {
+ private ListenableFuture<List<Void>> applyConfig(@Nonnull OfOverlayConfig config) {
+ List<ListenableFuture<Void>> configFutures = new ArrayList<>();
+ // TODO add to list when implemented
switchManager.setEncapsulationFormat(config.getEncapsulationFormat());
endpointManager.setLearningMode(config.getLearningMode());
policyManager.setLearningMode(config.getLearningMode());
+ if (config.getGbpOfoverlayTableOffset() != null) {
+ configFutures.add(policyManager.changeOpenFlowTableOffset(config.getGbpOfoverlayTableOffset()));
+ }
+ return Futures.allAsList(configFutures);
}
}