*/
package org.opendaylight.openflowplugin.impl.rpc;
-import com.google.common.base.Preconditions;
-import java.util.Collection;
-import java.util.HashSet;
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Function;
+import com.google.common.collect.Iterators;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import java.util.Iterator;
+import java.util.Map.Entry;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ExecutionException;
import java.util.concurrent.Semaphore;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.RoutedRpcRegistration;
import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
+import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
+import org.opendaylight.openflowplugin.api.openflow.device.DeviceInfo;
import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
-import org.opendaylight.openflowplugin.api.openflow.rpc.ItemLifeCycleSource;
+import org.opendaylight.openflowplugin.api.openflow.lifecycle.MastershipChangeListener;
import org.opendaylight.openflowplugin.api.openflow.rpc.RpcContext;
import org.opendaylight.openflowplugin.api.openflow.statistics.ofpspecific.MessageSpy;
+import org.opendaylight.openflowplugin.extension.api.core.extension.ExtensionConverterProvider;
+import org.opendaylight.openflowplugin.impl.util.MdSalRegistrationUtils;
+import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorExecutor;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeContext;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
+import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
import org.opendaylight.yangtools.yang.binding.RpcService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-public class RpcContextImpl implements RpcContext {
+class RpcContextImpl implements RpcContext {
private static final Logger LOG = LoggerFactory.getLogger(RpcContextImpl.class);
private final RpcProviderRegistry rpcProviderRegistry;
- private final DeviceContext deviceContext;
private final MessageSpy messageSpy;
private final Semaphore tracker;
+ private boolean isStatisticsRpcEnabled;
- private final Collection<RoutedRpcRegistration<?>> rpcRegistrations = new HashSet<>();
+ // TODO: add private Sal salBroker
+ private final ConcurrentMap<Class<?>, RoutedRpcRegistration<?>> rpcRegistrations = new ConcurrentHashMap<>();
+ private final KeyedInstanceIdentifier<Node, NodeKey> nodeInstanceIdentifier;
+ private volatile CONTEXT_STATE state = CONTEXT_STATE.INITIALIZATION;
+ private final DeviceInfo deviceInfo;
+ private final DeviceContext deviceContext;
+ private final ExtensionConverterProvider extensionConverterProvider;
+ private final ConvertorExecutor convertorExecutor;
+ private final NotificationPublishService notificationPublishService;
- public RpcContextImpl(final MessageSpy messageSpy, final RpcProviderRegistry rpcProviderRegistry, final DeviceContext deviceContext, final int maxRequests) {
- this.messageSpy = messageSpy;
+ RpcContextImpl(@Nonnull final RpcProviderRegistry rpcProviderRegistry,
+ final int maxRequests,
+ @Nonnull final DeviceContext deviceContext,
+ @Nonnull final ExtensionConverterProvider extensionConverterProvider,
+ @Nonnull final ConvertorExecutor convertorExecutor,
+ @Nonnull final NotificationPublishService notificationPublishService,
+ boolean statisticsRpcEnabled) {
+ this.deviceContext = deviceContext;
+ this.deviceInfo = deviceContext.getDeviceInfo();
+ this.nodeInstanceIdentifier = deviceContext.getDeviceInfo().getNodeInstanceIdentifier();
+ this.messageSpy = deviceContext.getMessageSpy();
this.rpcProviderRegistry = rpcProviderRegistry;
- this.deviceContext = Preconditions.checkNotNull(deviceContext);
- tracker = new Semaphore(maxRequests, true);
+ this.extensionConverterProvider = extensionConverterProvider;
+ this.notificationPublishService = notificationPublishService;
+ this.convertorExecutor = convertorExecutor;
+ this.isStatisticsRpcEnabled = statisticsRpcEnabled;
+ this.tracker = new Semaphore(maxRequests, true);
}
/**
@Override
public <S extends RpcService> void registerRpcServiceImplementation(final Class<S> serviceClass,
final S serviceInstance) {
- final RoutedRpcRegistration<S> routedRpcReg = rpcProviderRegistry.addRoutedRpcImplementation(serviceClass, serviceInstance);
- routedRpcReg.registerPath(NodeContext.class, deviceContext.getDeviceState().getNodeInstanceIdentifier());
- rpcRegistrations.add(routedRpcReg);
- LOG.debug("Registration of service {} for device {}.", serviceClass, deviceContext.getDeviceState().getNodeInstanceIdentifier());
-
- if (serviceInstance instanceof ItemLifeCycleSource) {
- // TODO: collect registration for selective unregistering in case of tearing down only one rpc
- deviceContext.getItemLifeCycleSourceRegistry().registerLifeCycleSource((ItemLifeCycleSource) serviceInstance);
+ if (! rpcRegistrations.containsKey(serviceClass)) {
+ final RoutedRpcRegistration<S> routedRpcReg = rpcProviderRegistry.addRoutedRpcImplementation(serviceClass, serviceInstance);
+ routedRpcReg.registerPath(NodeContext.class, nodeInstanceIdentifier);
+ rpcRegistrations.put(serviceClass, routedRpcReg);
+ if (LOG.isDebugEnabled()) {
+ LOG.debug("Registration of service {} for device {}.",
+ serviceClass.getSimpleName(),
+ nodeInstanceIdentifier.getKey().getId().getValue());
+ }
}
}
+ @Override
+ public <S extends RpcService> S lookupRpcService(final Class<S> serviceClass) {
+ RoutedRpcRegistration<?> registration = rpcRegistrations.get(serviceClass);
+ final RpcService rpcService = registration.getInstance();
+ return (S) rpcService;
+ }
+
/**
* Unregisters all services.
*
*/
@Override
public void close() {
- for (final RoutedRpcRegistration<?> rpcRegistration : rpcRegistrations) {
- rpcRegistration.unregisterPath(NodeContext.class, deviceContext.getDeviceState().getNodeInstanceIdentifier());
- rpcRegistration.close();
- LOG.debug("Closing RPC Registration of service {} for device {}.", rpcRegistration.getServiceType(),
- deviceContext.getDeviceState().getNodeInstanceIdentifier());
- }
+ //NOOP
}
@Override
if (!tracker.tryAcquire()) {
LOG.trace("Device queue {} at capacity", this);
return null;
+ } else {
+ LOG.trace("Acquired semaphore for {}, available permits:{} ", nodeInstanceIdentifier.getKey().getId().getValue(), tracker.availablePermits());
+ }
+
+ final Long xid = deviceInfo.reserveXidForDeviceMessage();
+ if (xid == null) {
+ LOG.warn("Xid cannot be reserved for new RequestContext, node:{}", nodeInstanceIdentifier.getKey().getId().getValue());
+ tracker.release();
+ return null;
}
- return new AbstractRequestContext<T>(deviceContext.getReservedXid()) {
+ return new AbstractRequestContext<T>(xid) {
@Override
public void close() {
tracker.release();
- LOG.trace("Removed request context with xid {}", getXid().getValue());
+ final long xid = getXid().getValue();
+ LOG.trace("Removed request context with xid {}", xid);
messageSpy.spyMessage(RpcContextImpl.class, MessageSpy.STATISTIC_GROUP.REQUEST_STACK_FREED);
}
};
}
+
+ @Override
+ public <S extends RpcService> void unregisterRpcServiceImplementation(final Class<S> serviceClass) {
+ LOG.trace("Try to unregister serviceClass {} for Node {}", serviceClass, nodeInstanceIdentifier.getKey().getId());
+ final RoutedRpcRegistration<?> rpcRegistration = rpcRegistrations.remove(serviceClass);
+ if (rpcRegistration != null) {
+ rpcRegistration.unregisterPath(NodeContext.class, nodeInstanceIdentifier);
+ rpcRegistration.close();
+ LOG.debug("Un-registration serviceClass {} for Node {}", serviceClass.getSimpleName(), nodeInstanceIdentifier.getKey().getId().getValue());
+ }
+ }
+
+ @VisibleForTesting
+ boolean isEmptyRpcRegistrations() {
+ return this.rpcRegistrations.isEmpty();
+ }
+
+ @Override
+ public CONTEXT_STATE getState() {
+ return this.state;
+ }
+
+ @Override
+ public ServiceGroupIdentifier getServiceIdentifier() {
+ return this.deviceInfo.getServiceIdentifier();
+ }
+
+ @Override
+ public DeviceInfo getDeviceInfo() {
+ return this.deviceInfo;
+ }
+
+ @Override
+ public ListenableFuture<Void> stopClusterServices() {
+ if (CONTEXT_STATE.TERMINATION.equals(this.state)) {
+ return Futures.immediateCancelledFuture();
+ }
+
+ return Futures.transform(Futures.immediateFuture(null), new Function<Object, Void>() {
+ @Nullable
+ @Override
+ public Void apply(@Nullable Object input) {
+ for (final Iterator<Entry<Class<?>, RoutedRpcRegistration<?>>> iterator = Iterators
+ .consumingIterator(rpcRegistrations.entrySet().iterator()); iterator.hasNext(); ) {
+ final RoutedRpcRegistration<?> rpcRegistration = iterator.next().getValue();
+ rpcRegistration.unregisterPath(NodeContext.class, nodeInstanceIdentifier);
+ rpcRegistration.close();
+
+ if (LOG.isDebugEnabled()) {
+ LOG.debug("Closing RPC Registration of service {} for device {}.", rpcRegistration.getServiceType().getSimpleName(),
+ nodeInstanceIdentifier.getKey().getId().getValue());
+ }
+ }
+
+ return null;
+ }
+ });
+ }
+
+ @Override
+ public boolean onContextInstantiateService(final MastershipChangeListener mastershipChangeListener) {
+
+ MdSalRegistrationUtils.registerServices(this, deviceContext, extensionConverterProvider, convertorExecutor);
+
+ if (isStatisticsRpcEnabled && !deviceContext.canUseSingleLayerSerialization()) {
+ MdSalRegistrationUtils.registerStatCompatibilityServices(
+ this,
+ deviceContext,
+ notificationPublishService,
+ convertorExecutor);
+ }
+
+ return true;
+ }
}
Code Review / openflowplugin.git / blobdiff