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%2FShard.java;h=6a6a181b6c03ac744d02a3e8e815011d2cf99c3f;hb=2dc333588d0c15eb7f2df6223dcdcc15e05b077e;hp=0717598f0c09d83b5c2d3b17a04462ed1f3a4149;hpb=3e35e82b3b253de08e3ea07d2af8b2c1696272e9;p=controller.git diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/Shard.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/Shard.java index 0717598f0c..6a6a181b6c 100644 --- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/Shard.java +++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/Shard.java @@ -14,11 +14,17 @@ import akka.actor.Props; import akka.event.Logging; import akka.event.LoggingAdapter; import akka.japi.Creator; +import akka.persistence.RecoveryFailure; import akka.serialization.Serialization; + import com.google.common.base.Optional; +import com.google.common.base.Preconditions; +import com.google.common.util.concurrent.FutureCallback; +import com.google.common.util.concurrent.Futures; import com.google.common.util.concurrent.ListenableFuture; -import com.google.common.util.concurrent.ListeningExecutorService; -import com.google.common.util.concurrent.MoreExecutors; +import com.google.protobuf.ByteString; +import org.opendaylight.controller.cluster.datastore.identifiers.ShardIdentifier; +import org.opendaylight.controller.cluster.datastore.identifiers.ShardTransactionIdentifier; import org.opendaylight.controller.cluster.datastore.jmx.mbeans.shard.ShardMBeanFactory; import org.opendaylight.controller.cluster.datastore.jmx.mbeans.shard.ShardStats; import org.opendaylight.controller.cluster.datastore.messages.CommitTransactionReply; @@ -40,20 +46,23 @@ import org.opendaylight.controller.cluster.raft.RaftActor; import org.opendaylight.controller.cluster.raft.ReplicatedLogEntry; import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener; import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore; +import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStoreFactory; import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction; import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort; import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain; +import org.opendaylight.yangtools.concepts.ListenerRegistration; 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 scala.concurrent.duration.FiniteDuration; import java.util.ArrayList; +import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.concurrent.ExecutionException; -import java.util.concurrent.Executors; import java.util.concurrent.TimeUnit; /** @@ -68,9 +77,7 @@ public class Shard extends RaftActor { public static final String DEFAULT_NAME = "default"; - private final ListeningExecutorService storeExecutor = - MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(2)); - + // The state of this Shard private final InMemoryDOMDataStore store; private final Map @@ -80,49 +87,77 @@ public class Shard extends RaftActor { Logging.getLogger(getContext().system(), this); // By default persistent will be true and can be turned off using the system - // property persistent + // property shard.persistent private final boolean persistent; - private final String name; - - private volatile SchemaContext schemaContext; + /// The name of this shard + private final ShardIdentifier name; private final ShardStats shardMBean; private final List dataChangeListeners = new ArrayList<>(); - private Shard(String name, Map peerAddresses) { - super(name, peerAddresses, Optional.of(configParams)); + private final DatastoreContext datastoreContext; + + + private SchemaContext schemaContext; + + private Shard(ShardIdentifier name, Map peerAddresses, + DatastoreContext datastoreContext) { + super(name.toString(), mapPeerAddresses(peerAddresses), Optional.of(configParams)); this.name = name; + this.datastoreContext = datastoreContext; String setting = System.getProperty("shard.persistent"); this.persistent = !"false".equals(setting); - LOG.info("Creating shard : {} persistent : {}", name, persistent); + LOG.info("Shard created : {} persistent : {}", name, persistent); + + store = InMemoryDOMDataStoreFactory.create(name.toString(), null, + datastoreContext.getDataStoreProperties()); - store = new InMemoryDOMDataStore(name, storeExecutor); + shardMBean = ShardMBeanFactory.getShardStatsMBean(name.toString()); - shardMBean = ShardMBeanFactory.getShardStatsMBean(name); } - public static Props props(final String name, - final Map peerAddresses) { - return Props.create(new Creator() { + private static Map mapPeerAddresses( + Map peerAddresses) { + Map map = new HashMap<>(); - @Override - public Shard create() throws Exception { - return new Shard(name, peerAddresses); - } + for (Map.Entry entry : peerAddresses + .entrySet()) { + map.put(entry.getKey().toString(), entry.getValue()); + } - }); + return map; } + public static Props props(final ShardIdentifier name, + final Map peerAddresses, + DatastoreContext datastoreContext) { + Preconditions.checkNotNull(name, "name should not be null"); + Preconditions.checkNotNull(peerAddresses, "peerAddresses should not be null"); + Preconditions.checkNotNull(datastoreContext, "shardContext should not be null"); + + return Props.create(new ShardCreator(name, peerAddresses, datastoreContext)); + } + + @Override public void onReceiveRecover(Object message) { + LOG.debug("onReceiveRecover: Received message {} from {}", message.getClass().toString(), + getSender()); + + if (message instanceof RecoveryFailure){ + LOG.error(((RecoveryFailure) message).cause(), "Recovery failed because of this cause"); + } else { + super.onReceiveRecover(message); + } + } @Override public void onReceiveCommand(Object message) { - LOG.debug("Received message {} from {}", message.getClass().toString(), + LOG.debug("onReceiveCommand: Received message {} from {}", message.getClass().toString(), getSender()); if (message.getClass() @@ -147,49 +182,57 @@ public class Shard extends RaftActor { } } else if (message instanceof PeerAddressResolved) { PeerAddressResolved resolved = (PeerAddressResolved) message; - setPeerAddress(resolved.getPeerId(), resolved.getPeerAddress()); + setPeerAddress(resolved.getPeerId().toString(), + resolved.getPeerAddress()); } else { super.onReceiveCommand(message); } } private ActorRef createTypedTransactionActor( - CreateTransaction createTransaction, String transactionId) { + CreateTransaction createTransaction, + ShardTransactionIdentifier transactionId) { if (createTransaction.getTransactionType() == TransactionProxy.TransactionType.READ_ONLY.ordinal()) { + shardMBean.incrementReadOnlyTransactionCount(); + return getContext().actorOf( - ShardTransaction - .props(store.newReadOnlyTransaction(), getSelf(), - schemaContext), transactionId); + ShardTransaction.props(store.newReadOnlyTransaction(), getSelf(), + schemaContext,datastoreContext, name.toString()), transactionId.toString()); } else if (createTransaction.getTransactionType() == TransactionProxy.TransactionType.READ_WRITE.ordinal()) { + shardMBean.incrementReadWriteTransactionCount(); + return getContext().actorOf( - ShardTransaction - .props(store.newReadWriteTransaction(), getSelf(), - schemaContext), transactionId); + ShardTransaction.props(store.newReadWriteTransaction(), getSelf(), + schemaContext, datastoreContext,name.toString()), transactionId.toString()); } else if (createTransaction.getTransactionType() == TransactionProxy.TransactionType.WRITE_ONLY.ordinal()) { + shardMBean.incrementWriteOnlyTransactionCount(); + return getContext().actorOf( - ShardTransaction - .props(store.newWriteOnlyTransaction(), getSelf(), - schemaContext), transactionId); + ShardTransaction.props(store.newWriteOnlyTransaction(), getSelf(), + schemaContext, datastoreContext, name.toString()), transactionId.toString()); } else { throw new IllegalArgumentException( - "CreateTransaction message has unidentified transaction type=" + "Shard="+name + ":CreateTransaction message has unidentified transaction type=" + createTransaction.getTransactionType()); } } private void createTransaction(CreateTransaction createTransaction) { - String transactionId = "shard-" + createTransaction.getTransactionId(); - LOG.info("Creating transaction : {} ", transactionId); + ShardTransactionIdentifier transactionId = + ShardTransactionIdentifier.builder() + .remoteTransactionId(createTransaction.getTransactionId()) + .build(); + LOG.debug("Creating transaction : {} ", transactionId); ActorRef transactionActor = createTypedTransactionActor(createTransaction, transactionId); @@ -202,15 +245,14 @@ public class Shard extends RaftActor { } private void commit(final ActorRef sender, Object serialized) { - Modification modification = - MutableCompositeModification.fromSerializable( - serialized, schemaContext); + Modification modification = MutableCompositeModification + .fromSerializable(serialized, schemaContext); DOMStoreThreePhaseCommitCohort cohort = modificationToCohort.remove(serialized); if (cohort == null) { - LOG.error( - "Could not find cohort for modification : {}", modification); - LOG.info("Writing modification using a new transaction"); + LOG.debug( + "Could not find cohort for modification : {}. Writing modification using a new transaction", + modification); DOMStoreReadWriteTransaction transaction = store.newReadWriteTransaction(); modification.apply(transaction); @@ -221,35 +263,35 @@ public class Shard extends RaftActor { future.get(); future = commitCohort.commit(); future.get(); - } catch (InterruptedException e) { - LOG.error("Failed to commit", e); - } catch (ExecutionException e) { + } catch (InterruptedException | ExecutionException e) { + shardMBean.incrementFailedTransactionsCount(); LOG.error("Failed to commit", e); + return; } + //we want to just apply the recovery commit and return + shardMBean.incrementCommittedTransactionCount(); + return; } final ListenableFuture future = cohort.commit(); - shardMBean.incrementCommittedTransactionCount(); final ActorRef self = getSelf(); - future.addListener(new Runnable() { + + Futures.addCallback(future, new FutureCallback() { + @Override + public void onSuccess(Void v) { + sender.tell(new CommitTransactionReply().toSerializable(), self); + shardMBean.incrementCommittedTransactionCount(); + shardMBean.setLastCommittedTransactionTime(new Date()); + } + @Override - public void run() { - try { - future.get(); - - if (sender != null) { - sender - .tell(new CommitTransactionReply().toSerializable(), - self); - } else { - LOG.error("sender is null ???"); - } - } catch (InterruptedException | ExecutionException e) { - // FIXME : Handle this properly - LOG.error(e, "An exception happened when committing"); - } + public void onFailure(Throwable t) { + LOG.error(t, "An exception happened during commit"); + shardMBean.incrementFailedTransactionsCount(); + sender.tell(new akka.actor.Status.Failure(t), self); } - }, getContext().dispatcher()); + }); + } private void handleForwardedCommit(ForwardedCommitTransaction message) { @@ -275,7 +317,7 @@ public class Shard extends RaftActor { private void registerChangeListener( RegisterChangeListener registerChangeListener) { - LOG.debug("registerDataChangeListener for " + registerChangeListener + LOG.debug("registerDataChangeListener for {}", registerChangeListener .getPath()); @@ -295,20 +337,18 @@ public class Shard extends RaftActor { dataChangeListeners.add(dataChangeListenerPath); AsyncDataChangeListener> - listener = - new DataChangeListenerProxy(schemaContext, dataChangeListenerPath); + listener = new DataChangeListenerProxy(schemaContext, dataChangeListenerPath); - org.opendaylight.yangtools.concepts.ListenerRegistration>> - registration = - store.registerChangeListener(registerChangeListener.getPath(), + ListenerRegistration>> + registration = store.registerChangeListener(registerChangeListener.getPath(), listener, registerChangeListener.getScope()); ActorRef listenerRegistration = getContext().actorOf( DataChangeListenerRegistration.props(registration)); LOG.debug( - "registerDataChangeListener sending reply, listenerRegistrationPath = " - + listenerRegistration.path().toString()); + "registerDataChangeListener sending reply, listenerRegistrationPath = {} " + , listenerRegistration.path().toString()); getSender() .tell(new RegisterChangeListenerReply(listenerRegistration.path()), @@ -317,14 +357,10 @@ public class Shard extends RaftActor { private void createTransactionChain() { DOMStoreTransactionChain chain = store.createTransactionChain(); - ActorRef transactionChain = - getContext().actorOf( - ShardTransactionChain.props(chain, schemaContext)); - getSender() - .tell(new CreateTransactionChainReply(transactionChain.path()) - .toSerializable(), - getSelf() - ); + ActorRef transactionChain = getContext().actorOf( + ShardTransactionChain.props(chain, schemaContext, datastoreContext,name.toString() )); + getSender().tell(new CreateTransactionChainReply(transactionChain.path()).toSerializable(), + getSelf()); } @Override protected void applyState(ActorRef clientActor, String identifier, @@ -337,17 +373,19 @@ public class Shard extends RaftActor { if (modification != null) { commit(clientActor, modification); } else { - LOG.error("modification is null - this is very unexpected"); + LOG.error( + "modification is null - this is very unexpected, clientActor = {}, identifier = {}", + identifier, clientActor.path().toString()); } - } else { LOG.error("Unknown state received {}", data); } + // Update stats ReplicatedLogEntry lastLogEntry = getLastLogEntry(); - if(lastLogEntry != null){ + if (lastLogEntry != null) { shardMBean.setLastLogIndex(lastLogEntry.getIndex()); shardMBean.setLastLogTerm(lastLogEntry.getTerm()); } @@ -357,11 +395,11 @@ public class Shard extends RaftActor { } - @Override protected Object createSnapshot() { + @Override protected void createSnapshot() { throw new UnsupportedOperationException("createSnapshot"); } - @Override protected void applySnapshot(Object snapshot) { + @Override protected void applySnapshot(ByteString snapshot) { throw new UnsupportedOperationException("applySnapshot"); } @@ -380,7 +418,7 @@ public class Shard extends RaftActor { } @Override public String persistenceId() { - return this.name; + return this.name.toString(); } @@ -392,4 +430,25 @@ public class Shard extends RaftActor { return HEART_BEAT_INTERVAL; } } + + private static class ShardCreator implements Creator { + + private static final long serialVersionUID = 1L; + + final ShardIdentifier name; + final Map peerAddresses; + final DatastoreContext datastoreContext; + + ShardCreator(ShardIdentifier name, Map peerAddresses, + DatastoreContext datastoreContext) { + this.name = name; + this.peerAddresses = peerAddresses; + this.datastoreContext = datastoreContext; + } + + @Override + public Shard create() throws Exception { + return new Shard(name, peerAddresses, datastoreContext); + } + } }