X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FDistributedDataStore.java;h=4401104a85971c77c1b9a9333c727348f5398656;hb=08dd5c2c443ff53f56af88a0e8dc8f34e36d2245;hp=8d5b0c2f4a65f49d188786ad9f5927f29939166e;hpb=e64d758b45360b2ed8b7d8967fc1c7caaa7aa58f;p=controller.git diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java index 8d5b0c2f4a..c79de94567 100644 --- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java +++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java @@ -8,6 +8,17 @@ package org.opendaylight.controller.cluster.datastore; +import akka.actor.ActorSystem; +import com.google.common.annotations.VisibleForTesting; +import com.google.common.base.Preconditions; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.TimeUnit; +import org.opendaylight.controller.cluster.datastore.identifiers.ShardManagerIdentifier; +import org.opendaylight.controller.cluster.datastore.jmx.mbeans.DatastoreConfigurationMXBeanImpl; +import org.opendaylight.controller.cluster.datastore.jmx.mbeans.DatastoreInfoMXBeanImpl; +import org.opendaylight.controller.cluster.datastore.shardstrategy.ShardStrategyFactory; +import org.opendaylight.controller.cluster.datastore.utils.ActorContext; +import org.opendaylight.controller.cluster.datastore.utils.Dispatchers; import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker; import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener; import org.opendaylight.controller.sal.core.spi.data.DOMStore; @@ -16,36 +27,176 @@ import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransactio import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain; import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction; import org.opendaylight.yangtools.concepts.ListenerRegistration; -import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier; +import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier; import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode; +import org.opendaylight.yangtools.yang.model.api.SchemaContext; +import org.opendaylight.yangtools.yang.model.api.SchemaContextListener; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; /** * */ -public class DistributedDataStore implements DOMStore { +public class DistributedDataStore implements DOMStore, SchemaContextListener, + DatastoreContextConfigAdminOverlay.Listener, AutoCloseable { + private static final Logger LOG = LoggerFactory.getLogger(DistributedDataStore.class); + private static final String UNKNOWN_TYPE = "unknown"; + + private static final long READY_WAIT_FACTOR = 3; + + private final ActorContext actorContext; + private final long waitTillReadyTimeInMillis; + + + private AutoCloseable closeable; + + private DatastoreConfigurationMXBeanImpl datastoreConfigMXBean; + + private DatastoreInfoMXBeanImpl datastoreInfoMXBean; + + private final CountDownLatch waitTillReadyCountDownLatch = new CountDownLatch(1); + + private final String type; + + public DistributedDataStore(ActorSystem actorSystem, ClusterWrapper cluster, + Configuration configuration, DatastoreContext datastoreContext) { + Preconditions.checkNotNull(actorSystem, "actorSystem should not be null"); + Preconditions.checkNotNull(cluster, "cluster should not be null"); + Preconditions.checkNotNull(configuration, "configuration should not be null"); + Preconditions.checkNotNull(datastoreContext, "datastoreContext should not be null"); + + this.type = datastoreContext.getDataStoreType(); + + String shardManagerId = ShardManagerIdentifier.builder().type(type).build().toString(); + + LOG.info("Creating ShardManager : {}", shardManagerId); + + String shardDispatcher = + new Dispatchers(actorSystem.dispatchers()).getDispatcherPath(Dispatchers.DispatcherType.Shard); + + actorContext = new ActorContext(actorSystem, actorSystem.actorOf( + ShardManager.props(cluster, configuration, datastoreContext, waitTillReadyCountDownLatch) + .withDispatcher(shardDispatcher).withMailbox(ActorContext.MAILBOX), shardManagerId ), + cluster, configuration, datastoreContext); + + this.waitTillReadyTimeInMillis = + actorContext.getDatastoreContext().getShardLeaderElectionTimeout().duration().toMillis() * READY_WAIT_FACTOR; + + + datastoreConfigMXBean = new DatastoreConfigurationMXBeanImpl(datastoreContext.getDataStoreMXBeanType()); + datastoreConfigMXBean.setContext(datastoreContext); + datastoreConfigMXBean.registerMBean(); + + datastoreInfoMXBean = new DatastoreInfoMXBeanImpl(datastoreContext.getDataStoreMXBeanType(), actorContext); + datastoreInfoMXBean.registerMBean(); + } + + public DistributedDataStore(ActorContext actorContext) { + this.actorContext = Preconditions.checkNotNull(actorContext, "actorContext should not be null"); + this.type = UNKNOWN_TYPE; + this.waitTillReadyTimeInMillis = + actorContext.getDatastoreContext().getShardLeaderElectionTimeout().duration().toMillis() * READY_WAIT_FACTOR; + + } + + public void setCloseable(AutoCloseable closeable) { + this.closeable = closeable; + } + + @SuppressWarnings("unchecked") @Override - public >> ListenerRegistration registerChangeListener(InstanceIdentifier path, L listener, AsyncDataBroker.DataChangeScope scope) { - return new ListenerRegistrationProxy(); + public >> + ListenerRegistration registerChangeListener( + final YangInstanceIdentifier path, L listener, + AsyncDataBroker.DataChangeScope scope) { + + Preconditions.checkNotNull(path, "path should not be null"); + Preconditions.checkNotNull(listener, "listener should not be null"); + + LOG.debug("Registering listener: {} for path: {} scope: {}", listener, path, scope); + + String shardName = ShardStrategyFactory.getStrategy(path).findShard(path); + + final DataChangeListenerRegistrationProxy listenerRegistrationProxy = + new DataChangeListenerRegistrationProxy(shardName, actorContext, listener); + listenerRegistrationProxy.init(path, scope); + + return listenerRegistrationProxy; } @Override public DOMStoreTransactionChain createTransactionChain() { - return new TransactionChainProxy(); + return new TransactionChainProxy(actorContext); } @Override public DOMStoreReadTransaction newReadOnlyTransaction() { - return new TransactionProxy(); + return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_ONLY); } @Override public DOMStoreWriteTransaction newWriteOnlyTransaction() { - return new TransactionProxy(); + actorContext.acquireTxCreationPermit(); + return new TransactionProxy(actorContext, TransactionProxy.TransactionType.WRITE_ONLY); } @Override public DOMStoreReadWriteTransaction newReadWriteTransaction() { - return new TransactionProxy(); + actorContext.acquireTxCreationPermit(); + return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_WRITE); + } + + @Override + public void onGlobalContextUpdated(SchemaContext schemaContext) { + actorContext.setSchemaContext(schemaContext); + } + + @Override + public void onDatastoreContextUpdated(DatastoreContext context) { + LOG.info("DatastoreContext updated for data store {}", actorContext.getDataStoreType()); + + actorContext.setDatastoreContext(context); + datastoreConfigMXBean.setContext(context); + } + + @Override + public void close() { + datastoreConfigMXBean.unregisterMBean(); + datastoreInfoMXBean.unregisterMBean(); + + if(closeable != null) { + try { + closeable.close(); + } catch (Exception e) { + LOG.debug("Error closing insance", e); + } + } + + actorContext.shutdown(); + } + + @VisibleForTesting + ActorContext getActorContext() { + return actorContext; + } + + public void waitTillReady(){ + LOG.info("Beginning to wait for data store to become ready : {}", type); + + try { + if (waitTillReadyCountDownLatch.await(waitTillReadyTimeInMillis, TimeUnit.MILLISECONDS)) { + LOG.debug("Data store {} is now ready", type); + } else { + LOG.error("Shared leaders failed to settle in {} seconds, giving up", TimeUnit.MILLISECONDS.toSeconds(waitTillReadyTimeInMillis)); + } + } catch (InterruptedException e) { + LOG.error("Interrupted while waiting for shards to settle", e); + } + } + + @VisibleForTesting + public CountDownLatch getWaitTillReadyCountDownLatch() { + return waitTillReadyCountDownLatch; } }