import akka.actor.ActorPath;
import akka.actor.ActorRef;
-import akka.actor.Address;
import akka.actor.Cancellable;
import akka.actor.OneForOneStrategy;
import akka.actor.Props;
import org.opendaylight.controller.cluster.datastore.exceptions.NotInitializedException;
import org.opendaylight.controller.cluster.datastore.exceptions.PrimaryNotFoundException;
import org.opendaylight.controller.cluster.datastore.identifiers.ShardIdentifier;
-import org.opendaylight.controller.cluster.datastore.identifiers.ShardManagerIdentifier;
import org.opendaylight.controller.cluster.datastore.jmx.mbeans.shardmanager.ShardManagerInfo;
import org.opendaylight.controller.cluster.datastore.jmx.mbeans.shardmanager.ShardManagerInfoMBean;
import org.opendaylight.controller.cluster.datastore.messages.ActorInitialized;
private static final Logger LOG = LoggerFactory.getLogger(ShardManager.class);
- // Stores a mapping between a member name and the address of the member
- // Member names look like "member-1", "member-2" etc and are as specified
- // in configuration
- private final Map<String, Address> memberNameToAddress = new HashMap<>();
-
// Stores a mapping between a shard name and it's corresponding information
// Shard names look like inventory, topology etc and are as specified in
// configuration
// A data store could be of type config/operational
private final String type;
- private final String shardManagerIdentifierString;
-
private final ClusterWrapper cluster;
private final Configuration configuration;
private final PrimaryShardInfoFutureCache primaryShardInfoCache;
+ private final ShardPeerAddressResolver peerAddressResolver;
+
private SchemaContext schemaContext;
/**
this.configuration = Preconditions.checkNotNull(configuration, "configuration should not be null");
this.datastoreContext = datastoreContext;
this.type = datastoreContext.getDataStoreType();
- this.shardManagerIdentifierString = ShardManagerIdentifier.builder().type(type).build().toString();
this.shardDispatcherPath =
new Dispatchers(context().system().dispatchers()).getDispatcherPath(Dispatchers.DispatcherType.Shard);
this.waitTillReadyCountdownLatch = waitTillReadyCountdownLatch;
this.primaryShardInfoCache = primaryShardInfoCache;
+ peerAddressResolver = new ShardPeerAddressResolver(type, cluster.getCurrentMemberName());
+ this.datastoreContext = DatastoreContext.newBuilderFrom(datastoreContext).shardPeerAddressResolver(
+ peerAddressResolver).build();
+
// Subscribe this actor to cluster member events
cluster.subscribeToMemberEvents(getSelf());
}
public static Props props(
- final ClusterWrapper cluster,
- final Configuration configuration,
- final DatastoreContext datastoreContext,
- final CountDownLatch waitTillReadyCountdownLatch,
- final PrimaryShardInfoFutureCache primaryShardInfoCache) {
+ final ClusterWrapper cluster,
+ final Configuration configuration,
+ final DatastoreContext datastoreContext,
+ final CountDownLatch waitTillReadyCountdownLatch,
+ final PrimaryShardInfoFutureCache primaryShardInfoCache) {
Preconditions.checkNotNull(cluster, "cluster should not be null");
Preconditions.checkNotNull(configuration, "configuration should not be null");
DatastoreContext shardDatastoreContext = createShard.getDatastoreContext();
if(shardDatastoreContext == null) {
shardDatastoreContext = datastoreContext;
+ } else {
+ shardDatastoreContext = DatastoreContext.newBuilderFrom(shardDatastoreContext).shardPeerAddressResolver(
+ peerAddressResolver).build();
}
ShardInformation info = new ShardInformation(moduleShardConfig.getShardName(), shardId, peerAddresses,
LOG.debug("{}: Received MemberRemoved: memberName: {}, address: {}", persistenceId(), memberName,
message.member().address());
- memberNameToAddress.remove(memberName);
+ peerAddressResolver.removePeerAddress(memberName);
for(ShardInformation info : localShards.values()){
info.peerDown(memberName, getShardIdentifier(memberName, info.getShardName()).toString(), getSelf());
LOG.debug("{}: Received MemberExited: memberName: {}, address: {}", persistenceId(), memberName,
message.member().address());
- memberNameToAddress.remove(memberName);
+ peerAddressResolver.removePeerAddress(memberName);
for(ShardInformation info : localShards.values()){
info.peerDown(memberName, getShardIdentifier(memberName, info.getShardName()).toString(), getSelf());
LOG.debug("{}: Received MemberUp: memberName: {}, address: {}", persistenceId(), memberName,
message.member().address());
- memberNameToAddress.put(memberName, message.member().address());
+ peerAddressResolver.addPeerAddress(memberName, message.member().address());
for(ShardInformation info : localShards.values()){
String shardName = info.getShardName();
String peerId = getShardIdentifier(memberName, shardName).toString();
- info.updatePeerAddress(peerId, getShardActorPath(shardName, memberName), getSelf());
+ info.updatePeerAddress(peerId, peerAddressResolver.getShardActorAddress(shardName, memberName), getSelf());
info.peerUp(memberName, peerId, getSelf());
}
}
private void onDatastoreContext(DatastoreContext context) {
- datastoreContext = context;
+ datastoreContext = DatastoreContext.newBuilderFrom(context).shardPeerAddressResolver(
+ peerAddressResolver).build();
for (ShardInformation info : localShards.values()) {
if (info.getActor() != null) {
info.getActor().tell(datastoreContext, getSelf());
@VisibleForTesting
protected ActorRef newShardActor(final SchemaContext schemaContext, ShardInformation info) {
return getContext().actorOf(info.newProps(schemaContext)
- .withDispatcher(shardDispatcherPath), info.getShardId().toString());
+ .withDispatcher(shardDispatcherPath), info.getShardId().toString());
}
private void findPrimary(FindPrimary message) {
new LocalPrimaryShardFound(primaryPath, info.getLocalShardDataTree().get()) :
new RemotePrimaryShardFound(primaryPath, info.getLeaderVersion());
- if(LOG.isDebugEnabled()) {
- LOG.debug("{}: Found primary for {}: {}", persistenceId(), shardName, found);
- }
+ if(LOG.isDebugEnabled()) {
+ LOG.debug("{}: Found primary for {}: {}", persistenceId(), shardName, found);
+ }
- return found;
+ return found;
}
});
return;
}
- for(Map.Entry<String, Address> entry: memberNameToAddress.entrySet()) {
- if(!cluster.getCurrentMemberName().equals(entry.getKey())) {
- String path = getShardManagerActorPathBuilder(entry.getValue()).toString();
-
- LOG.debug("{}: findPrimary for {} forwarding to remote ShardManager {}", persistenceId(),
- shardName, path);
+ for(String address: peerAddressResolver.getShardManagerPeerActorAddresses()) {
+ LOG.debug("{}: findPrimary for {} forwarding to remote ShardManager {}", persistenceId(),
+ shardName, address);
- getContext().actorSelection(path).forward(new RemoteFindPrimary(shardName,
- message.isWaitUntilReady()), getContext());
- return;
- }
+ getContext().actorSelection(address).forward(new RemoteFindPrimary(shardName,
+ message.isWaitUntilReady()), getContext());
+ return;
}
LOG.debug("{}: No shard found for {}", persistenceId(), shardName);
String.format("No primary shard found for %s.", shardName)), getSelf());
}
- private StringBuilder getShardManagerActorPathBuilder(Address address) {
- StringBuilder builder = new StringBuilder();
- builder.append(address.toString()).append("/user/").append(shardManagerIdentifierString);
- return builder;
- }
-
- private String getShardActorPath(String shardName, String memberName) {
- Address address = memberNameToAddress.get(memberName);
- if(address != null) {
- StringBuilder builder = getShardManagerActorPathBuilder(address);
- builder.append("/")
- .append(getShardIdentifier(memberName, shardName));
- return builder.toString();
- }
- return null;
- }
-
/**
* Construct the name of the shard actor given the name of the member on
* which the shard resides and the name of the shard
* @return
*/
private ShardIdentifier getShardIdentifier(String memberName, String shardName){
- return ShardIdentifier.builder().memberName(memberName).shardName(shardName).type(type).build();
+ return peerAddressResolver.getShardIdentifier(memberName, shardName);
}
/**
}
mBean = ShardManagerInfo.createShardManagerMBean(memberName, "shard-manager-" + this.type,
- datastoreContext.getDataStoreMXBeanType(), localShardActorNames);
+ datastoreContext.getDataStoreMXBeanType(), localShardActorNames);
mBean.setShardManager(this);
}
for(String memberName : members) {
if(!currentMemberName.equals(memberName)) {
ShardIdentifier shardId = getShardIdentifier(memberName, shardName);
- String path = getShardActorPath(shardName, memberName);
- peerAddresses.put(shardId.toString(), path);
+ String address = peerAddressResolver.getShardActorAddress(shardName, memberName);
+ peerAddresses.put(shardId.toString(), address);
}
}
return peerAddresses;
public SupervisorStrategy supervisorStrategy() {
return new OneForOneStrategy(10, Duration.create("1 minute"),
- new Function<Throwable, SupervisorStrategy.Directive>() {
- @Override
- public SupervisorStrategy.Directive apply(Throwable t) {
- LOG.warn("Supervisor Strategy caught unexpected exception - resuming", t);
- return SupervisorStrategy.resume();
- }
+ new Function<Throwable, SupervisorStrategy.Directive>() {
+ @Override
+ public SupervisorStrategy.Directive apply(Throwable t) {
+ LOG.warn("Supervisor Strategy caught unexpected exception - resuming", t);
+ return SupervisorStrategy.resume();
}
- );
+ }
+ );
}
void updatePeerAddress(String peerId, String peerAddress, ActorRef sender){
LOG.info("updatePeerAddress for peer {} with address {}", peerId,
- peerAddress);
+ peerAddress);
if(peerAddresses.containsKey(peerId)){
peerAddresses.put(peerId, peerAddress);