import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.MoreExecutors;
import com.google.common.util.concurrent.SettableFuture;
-import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
-import io.netty.util.concurrent.EventExecutor;
import java.util.ArrayList;
+import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
-import java.util.LinkedList;
import java.util.List;
-import java.util.Optional;
+import java.util.Objects;
import java.util.Set;
import java.util.concurrent.ExecutionException;
-import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;
import org.checkerframework.checker.lock.qual.GuardedBy;
import org.opendaylight.mdsal.dom.api.DOMRpcResult;
import org.opendaylight.mdsal.dom.api.DOMRpcService;
import org.opendaylight.netconf.api.NetconfMessage;
+import org.opendaylight.netconf.api.xml.XmlNetconfConstants;
import org.opendaylight.netconf.sal.connect.api.DeviceActionFactory;
import org.opendaylight.netconf.sal.connect.api.MessageTransformer;
import org.opendaylight.netconf.sal.connect.api.NetconfDeviceSchemasResolver;
import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfDeviceCommunicator;
import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfSessionPreferences;
import org.opendaylight.netconf.sal.connect.netconf.sal.NetconfDeviceRpc;
+import org.opendaylight.netconf.sal.connect.netconf.schema.mapping.BaseNetconfSchemas;
import org.opendaylight.netconf.sal.connect.netconf.schema.mapping.BaseSchema;
import org.opendaylight.netconf.sal.connect.netconf.schema.mapping.NetconfMessageTransformer;
import org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil;
import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfCapabilityChange;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.optional.rev190614.NetconfNodeAugmentedOptional;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.status.available.capabilities.AvailableCapabilityBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.status.unavailable.capabilities.UnavailableCapability;
-import org.opendaylight.yangtools.rcf8528.data.util.EmptyMountPointContext;
+import org.opendaylight.yangtools.concepts.Registration;
import org.opendaylight.yangtools.rfc8528.data.api.MountPointContext;
+import org.opendaylight.yangtools.rfc8528.data.util.EmptyMountPointContext;
import org.opendaylight.yangtools.rfc8528.model.api.SchemaMountConstants;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.common.RpcError;
import org.opendaylight.yangtools.yang.model.repo.api.SchemaResolutionException;
import org.opendaylight.yangtools.yang.model.repo.api.SourceIdentifier;
import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
-import org.opendaylight.yangtools.yang.model.repo.spi.PotentialSchemaSource;
-import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceProvider;
-import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceRegistration;
import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceRegistry;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* This is a mediator between NetconfDeviceCommunicator and NetconfDeviceSalFacade.
*/
-public class NetconfDevice
- implements RemoteDevice<NetconfSessionPreferences, NetconfMessage, NetconfDeviceCommunicator> {
-
- @SuppressFBWarnings(value = "SLF4J_LOGGER_SHOULD_BE_PRIVATE",
- justification = "Needed for common logging of related classes")
- static final Logger LOG = LoggerFactory.getLogger(NetconfDevice.class);
+public class NetconfDevice implements RemoteDevice<NetconfDeviceCommunicator> {
+ private static final Logger LOG = LoggerFactory.getLogger(NetconfDevice.class);
private static final QName RFC8528_SCHEMA_MOUNTS_QNAME = QName.create(
SchemaMountConstants.RFC8528_MODULE, "schema-mounts").intern();
protected final SchemaSourceRegistry schemaRegistry;
protected final SchemaRepository schemaRepository;
- protected final List<SchemaSourceRegistration<?>> sourceRegistrations = new ArrayList<>();
+ protected final List<Registration> sourceRegistrations = new ArrayList<>();
- private final RemoteDeviceHandler<NetconfSessionPreferences> salFacade;
+ private final RemoteDeviceHandler salFacade;
private final ListeningExecutorService processingExecutor;
private final DeviceActionFactory deviceActionFactory;
private final NetconfDeviceSchemasResolver stateSchemasResolver;
private final NotificationHandler notificationHandler;
private final boolean reconnectOnSchemasChange;
- private final NetconfNode node;
- private final EventExecutor eventExecutor;
- private final NetconfNodeAugmentedOptional nodeOptional;
+ private final BaseNetconfSchemas baseSchemas;
@GuardedBy("this")
private boolean connected = false;
// Message transformer is constructed once the schemas are available
- private MessageTransformer<NetconfMessage> messageTransformer;
-
- public NetconfDevice(final SchemaResourcesDTO schemaResourcesDTO, final RemoteDeviceId id,
- final RemoteDeviceHandler<NetconfSessionPreferences> salFacade,
- final ListeningExecutorService globalProcessingExecutor,
- final boolean reconnectOnSchemasChange) {
- this(schemaResourcesDTO, id, salFacade, globalProcessingExecutor, reconnectOnSchemasChange, null, null, null,
- null);
+ private MessageTransformer messageTransformer;
+
+ public NetconfDevice(final SchemaResourcesDTO schemaResourcesDTO, final BaseNetconfSchemas baseSchemas,
+ final RemoteDeviceId id, final RemoteDeviceHandler salFacade,
+ final ListeningExecutorService globalProcessingExecutor, final boolean reconnectOnSchemasChange) {
+ this(schemaResourcesDTO, baseSchemas, id, salFacade, globalProcessingExecutor, reconnectOnSchemasChange, null);
}
- public NetconfDevice(final SchemaResourcesDTO schemaResourcesDTO, final RemoteDeviceId id,
- final RemoteDeviceHandler<NetconfSessionPreferences> salFacade,
+ public NetconfDevice(final SchemaResourcesDTO schemaResourcesDTO, final BaseNetconfSchemas baseSchemas,
+ final RemoteDeviceId id, final RemoteDeviceHandler salFacade,
final ListeningExecutorService globalProcessingExecutor, final boolean reconnectOnSchemasChange,
- final DeviceActionFactory deviceActionFactory, final NetconfNode node, final EventExecutor eventExecutor,
- final NetconfNodeAugmentedOptional nodeOptional) {
+ final DeviceActionFactory deviceActionFactory) {
+ this.baseSchemas = requireNonNull(baseSchemas);
this.id = id;
this.reconnectOnSchemasChange = reconnectOnSchemasChange;
this.deviceActionFactory = deviceActionFactory;
- this.node = node;
- this.eventExecutor = eventExecutor;
- this.nodeOptional = nodeOptional;
- this.schemaRegistry = schemaResourcesDTO.getSchemaRegistry();
- this.schemaRepository = schemaResourcesDTO.getSchemaRepository();
- this.schemaContextFactory = schemaResourcesDTO.getSchemaContextFactory();
+ schemaRegistry = schemaResourcesDTO.getSchemaRegistry();
+ schemaRepository = schemaResourcesDTO.getSchemaRepository();
+ schemaContextFactory = schemaResourcesDTO.getSchemaContextFactory();
this.salFacade = salFacade;
- this.stateSchemasResolver = schemaResourcesDTO.getStateSchemasResolver();
- this.processingExecutor = requireNonNull(globalProcessingExecutor);
- this.notificationHandler = new NotificationHandler(salFacade, id);
+ stateSchemasResolver = schemaResourcesDTO.getStateSchemasResolver();
+ processingExecutor = requireNonNull(globalProcessingExecutor);
+ notificationHandler = new NotificationHandler(salFacade, id);
}
@Override
LOG.debug("{}: Session to remote device established with {}", id, remoteSessionCapabilities);
final BaseSchema baseSchema = resolveBaseSchema(remoteSessionCapabilities.isNotificationsSupported());
- final NetconfDeviceRpc initRpc = new NetconfDeviceRpc(baseSchema.getSchemaContext(), listener,
+ final NetconfDeviceRpc initRpc = new NetconfDeviceRpc(baseSchema.getEffectiveModelContext(), listener,
new NetconfMessageTransformer(baseSchema.getMountPointContext(), false, baseSchema));
final ListenableFuture<DeviceSources> sourceResolverFuture = processingExecutor.submit(
new DeviceSourcesResolver(id, baseSchema, initRpc, remoteSessionCapabilities, stateSchemasResolver));
@Override
public void onSuccess(final MountPointContext result) {
handleSalInitializationSuccess(result, remoteSessionCapabilities,
- getDeviceSpecificRpc(result, listener), listener);
+ getDeviceSpecificRpc(result, listener, baseSchema), listener);
}
@Override
public void onFailure(final Throwable cause) {
LOG.warn("{}: Unexpected error resolving device sources", id, cause);
-
- // No more sources, fail or try to reconnect
- if (cause instanceof EmptySchemaContextException) {
- if (nodeOptional != null && nodeOptional.getIgnoreMissingSchemaSources().isAllowed()) {
- eventExecutor.schedule(() -> {
- LOG.warn("Reconnection is allowed! This can lead to unexpected errors at runtime.");
- LOG.warn("{} : No more sources for schema context.", id);
- LOG.info("{} : Try to remount device.", id);
- onRemoteSessionDown();
- salFacade.onDeviceReconnected(remoteSessionCapabilities, node);
- }, nodeOptional.getIgnoreMissingSchemaSources().getReconnectTime().toJava(),
- TimeUnit.MILLISECONDS);
- return;
- }
- }
-
+ // FIXME: this causes salFacade to see onDeviceDisconnected() and then onDeviceFailed(), which is quite
+ // weird
handleSalInitializationFailure(cause, listener);
salFacade.onDeviceFailed(cause);
}
// Perhaps add a default schema context to support create-subscription if the model was not provided
// (same as what we do for base netconf operations in transformer)
final ListenableFuture<DOMRpcResult> rpcResultListenableFuture = deviceRpc.invokeRpc(
- NetconfMessageTransformUtil.CREATE_SUBSCRIPTION_RPC_PATH,
+ NetconfMessageTransformUtil.CREATE_SUBSCRIPTION_RPC_QNAME,
NetconfMessageTransformUtil.CREATE_SUBSCRIPTION_RPC_CONTENT);
Futures.addCallback(rpcResultListenableFuture, new FutureCallback<DOMRpcResult>() {
@Override
public void onSuccess(final DOMRpcResult domRpcResult) {
notificationHandler.addNotificationFilter(notification -> {
- if (NetconfCapabilityChange.QNAME.equals(notification.getBody().getNodeType())) {
+ if (NetconfCapabilityChange.QNAME.equals(notification.getBody().getIdentifier().getNodeType())) {
LOG.info("{}: Schemas change detected, reconnecting", id);
// Only disconnect is enough,
// the reconnecting nature of the connector will take care of reconnecting
listener.disconnect();
- return Optional.empty();
+ return false;
}
- return Optional.of(notification);
+ return true;
});
}
return remoteSessionCapabilities.isNotificationsSupported() && reconnectOnSchemasChange;
}
- @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
- justification = "https://github.com/spotbugs/spotbugs/issues/811")
private synchronized void handleSalInitializationSuccess(final MountPointContext result,
- final NetconfSessionPreferences remoteSessionCapabilities,
- final DOMRpcService deviceRpc,
- final RemoteDeviceCommunicator<NetconfMessage> listener) {
+ final NetconfSessionPreferences remoteSessionCapabilities, final DOMRpcService deviceRpc,
+ final RemoteDeviceCommunicator listener) {
//NetconfDevice.SchemaSetup can complete after NetconfDeviceCommunicator was closed. In that case do nothing,
//since salFacade.onDeviceDisconnected was already called.
if (connected) {
- final BaseSchema baseSchema =
- remoteSessionCapabilities.isNotificationsSupported()
- ? BaseSchema.BASE_NETCONF_CTX_WITH_NOTIFICATIONS : BaseSchema.BASE_NETCONF_CTX;
- this.messageTransformer = new NetconfMessageTransformer(result, true, baseSchema);
+ messageTransformer = new NetconfMessageTransformer(result, true,
+ resolveBaseSchema(remoteSessionCapabilities.isNotificationsSupported()));
// salFacade.onDeviceConnected has to be called before the notification handler is initialized
- this.salFacade.onDeviceConnected(result, remoteSessionCapabilities, deviceRpc,
- this.deviceActionFactory == null ? null : this.deviceActionFactory.createDeviceAction(
- this.messageTransformer, listener, result.getSchemaContext()));
- this.notificationHandler.onRemoteSchemaUp(this.messageTransformer);
+ salFacade.onDeviceConnected(result, remoteSessionCapabilities, deviceRpc,
+ deviceActionFactory == null ? null : deviceActionFactory.createDeviceAction(
+ messageTransformer, listener, result.getEffectiveModelContext()));
+ notificationHandler.onRemoteSchemaUp(messageTransformer);
LOG.info("{}: Netconf connector initialized successfully", id);
} else {
}
}
- @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
- justification = "https://github.com/spotbugs/spotbugs/issues/811")
- private void handleSalInitializationFailure(final Throwable throwable,
- final RemoteDeviceCommunicator<NetconfMessage> listener) {
+ private void handleSalInitializationFailure(final Throwable throwable, final RemoteDeviceCommunicator listener) {
LOG.error("{}: Initialization in sal failed, disconnecting from device", id, throwable);
listener.close();
onRemoteSessionDown();
updateTransformer(null);
}
- private synchronized void updateTransformer(final MessageTransformer<NetconfMessage> transformer) {
+ private synchronized void updateTransformer(final MessageTransformer transformer) {
messageTransformer = transformer;
}
this.connected = connected;
}
- @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
- justification = "https://github.com/spotbugs/spotbugs/issues/811")
private ListenableFuture<EffectiveModelContext> assembleSchemaContext(final DeviceSources deviceSources,
final NetconfSessionPreferences remoteSessionCapabilities) {
LOG.debug("{}: Resolved device sources to {}", id, deviceSources);
- final SchemaSourceProvider<YangTextSchemaSource> yangProvider = deviceSources.getSourceProvider();
- for (final SourceIdentifier sourceId : deviceSources.getProvidedSources()) {
- sourceRegistrations.add(schemaRegistry.registerSchemaSource(yangProvider,
- PotentialSchemaSource.create(sourceId, YangTextSchemaSource.class,
- PotentialSchemaSource.Costs.REMOTE_IO.getValue())));
- }
+
+ sourceRegistrations.addAll(deviceSources.register(schemaRegistry));
return new SchemaSetup(deviceSources, remoteSessionCapabilities).startResolution();
}
private ListenableFuture<MountPointContext> createMountPointContext(final EffectiveModelContext schemaContext,
final BaseSchema baseSchema, final NetconfDeviceCommunicator listener) {
final MountPointContext emptyContext = new EmptyMountPointContext(schemaContext);
- if (!schemaContext.findModule(SchemaMountConstants.RFC8528_MODULE).isPresent()) {
+ if (schemaContext.findModule(SchemaMountConstants.RFC8528_MODULE).isEmpty()) {
return Futures.immediateFuture(emptyContext);
}
final NetconfDeviceRpc deviceRpc = new NetconfDeviceRpc(schemaContext, listener,
new NetconfMessageTransformer(emptyContext, false, baseSchema));
- return Futures.transform(deviceRpc.invokeRpc(NetconfMessageTransformUtil.NETCONF_GET_PATH,
+ return Futures.transform(deviceRpc.invokeRpc(NetconfMessageTransformUtil.NETCONF_GET_QNAME,
Builders.containerBuilder().withNodeIdentifier(NETCONF_GET_NODEID)
.withChild(NetconfMessageTransformUtil.toFilterStructure(RFC8528_SCHEMA_MOUNTS, schemaContext))
.build()), rpcResult -> processSchemaMounts(rpcResult, emptyContext), MoreExecutors.directExecutor());
if (!errors.isEmpty()) {
LOG.warn("{}: Schema-mounts acquisition resulted in errors {}", id, errors);
}
- final NormalizedNode<?, ?> schemaMounts = rpcResult.getResult();
+ final NormalizedNode schemaMounts = rpcResult.getResult();
if (schemaMounts == null) {
LOG.debug("{}: device does not define any schema mounts", id);
return emptyContext;
notificationHandler.onRemoteSchemaDown();
salFacade.onDeviceDisconnected();
- sourceRegistrations.forEach(SchemaSourceRegistration::close);
+ sourceRegistrations.forEach(Registration::close);
sourceRegistrations.clear();
resetMessageTransformer();
}
notificationHandler.handleNotification(notification);
}
- private static BaseSchema resolveBaseSchema(final boolean notificationSupport) {
- return notificationSupport ? BaseSchema.BASE_NETCONF_CTX_WITH_NOTIFICATIONS : BaseSchema.BASE_NETCONF_CTX;
+ private BaseSchema resolveBaseSchema(final boolean notificationSupport) {
+ return notificationSupport ? baseSchemas.getBaseSchemaWithNotifications() : baseSchemas.getBaseSchema();
}
protected NetconfDeviceRpc getDeviceSpecificRpc(final MountPointContext result,
- final RemoteDeviceCommunicator<NetconfMessage> listener) {
- return new NetconfDeviceRpc(result.getSchemaContext(), listener, new NetconfMessageTransformer(result, true));
+ final RemoteDeviceCommunicator listener, final BaseSchema schema) {
+ return new NetconfDeviceRpc(result.getEffectiveModelContext(), listener,
+ new NetconfMessageTransformer(result, true, schema));
}
/**
this.schemaRegistry = requireNonNull(schemaRegistry);
this.schemaRepository = requireNonNull(schemaRepository);
this.schemaContextFactory = requireNonNull(schemaContextFactory);
- this.stateSchemasResolver = requireNonNull(deviceSchemasResolver);
+ stateSchemasResolver = requireNonNull(deviceSchemasResolver);
}
public SchemaSourceRegistry getSchemaRegistry() {
}
/**
- * A dedicated exception to indicate when we fail to setup a SchemaContext.
- *
- * @author Robert Varga
+ * A dedicated exception to indicate when we fail to setup an {@link EffectiveModelContext}.
*/
- private static final class EmptySchemaContextException extends Exception {
+ public static final class EmptySchemaContextException extends Exception {
private static final long serialVersionUID = 1L;
- EmptySchemaContextException(final String message) {
+ public EmptySchemaContextException(final String message) {
super(message);
}
}
SchemaSetup(final DeviceSources deviceSources, final NetconfSessionPreferences remoteSessionCapabilities) {
this.deviceSources = deviceSources;
this.remoteSessionCapabilities = remoteSessionCapabilities;
- this.capabilities = remoteSessionCapabilities.getNetconfDeviceCapabilities();
+ capabilities = remoteSessionCapabilities.getNetconfDeviceCapabilities();
+
+ // If device supports notifications and does not contain necessary modules, add them automatically
+ if (remoteSessionCapabilities.containsNonModuleCapability(
+ XmlNetconfConstants.URN_IETF_PARAMS_NETCONF_CAPABILITY_NOTIFICATION_1_0)) {
+ deviceSources.getRequiredSourcesQName().addAll(
+ Arrays.asList(
+ org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714
+ .$YangModuleInfoImpl.getInstance().getName(),
+ org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715
+ .$YangModuleInfoImpl.getInstance().getName()
+ )
+ );
+ }
requiredSources = deviceSources.getRequiredSources();
final Collection<SourceIdentifier> missingSources = filterMissingSources(requiredSources);
}
}
- private Collection<SourceIdentifier> filterMissingSources(final Collection<SourceIdentifier> origSources) {
+ private List<SourceIdentifier> filterMissingSources(final Collection<SourceIdentifier> origSources) {
return origSources.parallelStream().filter(sourceIdentifier -> {
try {
schemaRepository.getSchemaSource(sourceIdentifier, YangTextSchemaSource.class).get();
}).collect(Collectors.toList());
}
- private Collection<SourceIdentifier> handleMissingSchemaSourceException(
+ private List<SourceIdentifier> handleMissingSchemaSourceException(
final MissingSchemaSourceException exception) {
// In case source missing, try without it
final SourceIdentifier missingSource = exception.getSourceId();
return resolutionException.getResolvedSources();
}
- private Collection<SourceIdentifier> stripUnavailableSource(final SourceIdentifier sourceIdToRemove) {
- final LinkedList<SourceIdentifier> sourceIdentifiers = new LinkedList<>(requiredSources);
- checkState(sourceIdentifiers.remove(sourceIdToRemove),
- "%s: Trying to remove %s from %s failed", id, sourceIdToRemove, requiredSources);
- return sourceIdentifiers;
+ private List<SourceIdentifier> stripUnavailableSource(final SourceIdentifier sourceIdToRemove) {
+ final var tmp = new ArrayList<>(requiredSources);
+ checkState(tmp.remove(sourceIdToRemove), "%s: Trying to remove %s from %s failed", id, sourceIdToRemove,
+ requiredSources);
+ return tmp;
}
private Collection<QName> getQNameFromSourceIdentifiers(final Collection<SourceIdentifier> identifiers) {
private QName getQNameFromSourceIdentifier(final SourceIdentifier identifier) {
// Required sources are all required and provided merged in DeviceSourcesResolver
for (final QName qname : deviceSources.getRequiredSourcesQName()) {
- if (!qname.getLocalName().equals(identifier.getName())) {
+ if (!qname.getLocalName().equals(identifier.name().getLocalName())) {
continue;
}
- if (identifier.getRevision().equals(qname.getRevision())) {
+ if (Objects.equals(identifier.revision(), qname.getRevision().orElse(null))) {
return qname;
}
}