/*
- * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
+ * Copyright (c) 2014, 2018 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
import com.google.common.base.Optional;
import com.google.common.util.concurrent.CheckedFuture;
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
+import java.util.Collection;
import java.util.Map;
import java.util.concurrent.ExecutionException;
+import java.util.concurrent.atomic.AtomicBoolean;
+import org.opendaylight.controller.md.sal.binding.api.ClusteredDataTreeChangeListener;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+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.ReadWriteTransaction;
-import org.opendaylight.controller.md.sal.common.api.clustering.CandidateAlreadyRegisteredException;
-import org.opendaylight.controller.md.sal.common.api.clustering.Entity;
-import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipCandidateRegistration;
-import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipChange;
-import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipListener;
-import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipListenerRegistration;
-import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipService;
-import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipState;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
-import org.opendaylight.controller.sal.core.api.model.SchemaService;
+import org.opendaylight.infrautils.diagstatus.DiagStatusService;
+import org.opendaylight.infrautils.diagstatus.ServiceState;
+import org.opendaylight.infrautils.ready.SystemReadyMonitor;
import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
+import org.opendaylight.mdsal.dom.api.DOMSchemaService;
+import org.opendaylight.mdsal.eos.binding.api.Entity;
+import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipCandidateRegistration;
+import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipChange;
+import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipListener;
+import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipListenerRegistration;
+import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipService;
+import org.opendaylight.mdsal.eos.common.api.CandidateAlreadyRegisteredException;
import org.opendaylight.ovsdb.lib.OvsdbConnection;
import org.opendaylight.ovsdb.southbound.transactions.md.TransactionInvoker;
import org.opendaylight.ovsdb.southbound.transactions.md.TransactionInvokerImpl;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyBuilder;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-public class SouthboundProvider implements AutoCloseable {
+public class SouthboundProvider implements ClusteredDataTreeChangeListener<Topology>, AutoCloseable {
private static final Logger LOG = LoggerFactory.getLogger(SouthboundProvider.class);
+
private static final String ENTITY_TYPE = "ovsdb-southbound-provider";
+ private static final String SKIP_MONITORING_MANAGER_STATUS_PARAM = "skip-monitoring-manager-status";
public static DataBroker getDb() {
return db;
}
+ // FIXME: get rid of this static
+ @SuppressFBWarnings("ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD")
private static DataBroker db;
private OvsdbConnectionManager cm;
private TransactionInvoker txInvoker;
private SouthboundPluginInstanceEntityOwnershipListener providerOwnershipChangeListener;
private final OvsdbConnection ovsdbConnection;
private final InstanceIdentifierCodec instanceIdentifierCodec;
- private static final String SKIP_MONITORING_MANAGER_STATUS_PARAM = "skip-monitoring-manager-status";
+ private final SystemReadyMonitor systemReadyMonitor;
+
+ private final AtomicBoolean registered = new AtomicBoolean(false);
+ private ListenerRegistration<SouthboundProvider> operTopologyRegistration;
+ private final OvsdbDiagStatusProvider ovsdbStatusProvider;
public SouthboundProvider(final DataBroker dataBroker,
final EntityOwnershipService entityOwnershipServiceDependency,
final OvsdbConnection ovsdbConnection,
- final SchemaService schemaService,
- final BindingNormalizedNodeSerializer bindingNormalizedNodeSerializer) {
+ final DOMSchemaService schemaService,
+ final BindingNormalizedNodeSerializer bindingNormalizedNodeSerializer,
+ final SystemReadyMonitor systemReadyMonitor,
+ final DiagStatusService diagStatusService) {
this.db = dataBroker;
this.entityOwnershipService = entityOwnershipServiceDependency;
registration = null;
this.ovsdbConnection = ovsdbConnection;
-
+ this.ovsdbStatusProvider = new OvsdbDiagStatusProvider(diagStatusService);
this.instanceIdentifierCodec = new InstanceIdentifierCodec(schemaService,
bindingNormalizedNodeSerializer);
+ this.systemReadyMonitor = systemReadyMonitor;
LOG.info("SouthboundProvider ovsdbConnectionService Initialized");
}
*/
public void init() {
LOG.info("SouthboundProvider Session Initiated");
+ ovsdbStatusProvider.reportStatus(ServiceState.STARTING, "OVSDB initialization in progress");
this.txInvoker = new TransactionInvokerImpl(db);
- cm = new OvsdbConnectionManager(db,txInvoker,entityOwnershipService, ovsdbConnection, instanceIdentifierCodec);
+ cm = new OvsdbConnectionManager(db, txInvoker, entityOwnershipService, ovsdbConnection,
+ instanceIdentifierCodec);
ovsdbDataTreeChangeListener = new OvsdbDataTreeChangeListener(db, cm, instanceIdentifierCodec);
//Register listener for entityOnwership changes
//register instance entity to get the ownership of the provider
Entity instanceEntity = new Entity(ENTITY_TYPE, ENTITY_TYPE);
try {
- Optional<EntityOwnershipState> ownershipStateOpt = entityOwnershipService.getOwnershipState(instanceEntity);
registration = entityOwnershipService.registerCandidate(instanceEntity);
- if (ownershipStateOpt.isPresent()) {
- EntityOwnershipState ownershipState = ownershipStateOpt.get();
- if (ownershipState.hasOwner() && !ownershipState.isOwner()) {
- ovsdbConnection.registerConnectionListener(cm);
- ovsdbConnection.startOvsdbManager(SouthboundConstants.DEFAULT_OVSDB_PORT);
- LOG.info("*This* instance of OVSDB southbound provider is set as a SLAVE instance");
- }
- }
} catch (CandidateAlreadyRegisteredException e) {
LOG.warn("OVSDB Southbound Provider instance entity {} was already "
+ "registered for ownership", instanceEntity, e);
}
+ InstanceIdentifier<Topology> path = InstanceIdentifier
+ .create(NetworkTopology.class)
+ .child(Topology.class, new TopologyKey(SouthboundConstants.OVSDB_TOPOLOGY_ID));
+ DataTreeIdentifier<Topology> treeId =
+ new DataTreeIdentifier<>(LogicalDatastoreType.OPERATIONAL, path);
+
+ LOG.trace("Registering listener for path {}", treeId);
+ operTopologyRegistration = db.registerDataTreeChangeListener(treeId, this);
}
@Override
public void close() {
LOG.info("SouthboundProvider Closed");
+ try {
+ txInvoker.close();
+ } catch (InterruptedException e) {
+ ovsdbStatusProvider.reportStatus(ServiceState.ERROR, "OVSDB service shutdown error");
+ LOG.debug("SouthboundProvider failed to close TransactionInvoker.");
+ }
cm.close();
ovsdbDataTreeChangeListener.close();
registration.close();
providerOwnershipChangeListener.close();
+ if (operTopologyRegistration != null) {
+ operTopologyRegistration.close();
+ operTopologyRegistration = null;
+ }
+ ovsdbStatusProvider.reportStatus(ServiceState.UNREGISTERED, "OVSDB Service stopped");
}
private void initializeOvsdbTopology(LogicalDatastoreType type) {
}
public void handleOwnershipChange(EntityOwnershipChange ownershipChange) {
- if (ownershipChange.isOwner()) {
+ if (ownershipChange.getState().isOwner()) {
LOG.info("*This* instance of OVSDB southbound provider is set as a MASTER instance");
LOG.info("Initialize OVSDB topology {} in operational and config data store if not already present",
SouthboundConstants.OVSDB_TOPOLOGY_ID);
} else {
LOG.info("*This* instance of OVSDB southbound provider is set as a SLAVE instance");
}
- ovsdbConnection.registerConnectionListener(cm);
- ovsdbConnection.startOvsdbManager(SouthboundConstants.DEFAULT_OVSDB_PORT);
}
- private class SouthboundPluginInstanceEntityOwnershipListener implements EntityOwnershipListener {
+ @Override
+ public void onDataTreeChanged(Collection<DataTreeModification<Topology>> collection) {
+ if (!registered.getAndSet(true)) {
+ LOG.info("Starting the ovsdb port");
+ ovsdbConnection.registerConnectionListener(cm);
+ LOG.info("Registering deferred system ready listener to start OVSDB Manager later");
+ systemReadyMonitor.registerListener(() -> {
+ ovsdbConnection.startOvsdbManager();
+ LOG.info("Started OVSDB Manager (in system ready listener)");
+ });
+ //mdsal registration/deregistration in mdsal update callback should be avoided
+ new Thread(() -> {
+ if (operTopologyRegistration != null) {
+ operTopologyRegistration.close();
+ operTopologyRegistration = null;
+ }
+ }).start();
+ ovsdbStatusProvider.reportStatus(ServiceState.OPERATIONAL, "OVSDB initialization complete");
+ }
+ }
+
+ private static class SouthboundPluginInstanceEntityOwnershipListener implements EntityOwnershipListener {
private final SouthboundProvider sp;
private final EntityOwnershipListenerRegistration listenerRegistration;