import java.util.concurrent.TimeUnit;
import org.opendaylight.controller.cluster.common.actor.AbstractUntypedPersistentActorWithMetering;
import org.opendaylight.controller.cluster.datastore.config.Configuration;
+import org.opendaylight.controller.cluster.datastore.config.ModuleShardConfiguration;
import org.opendaylight.controller.cluster.datastore.exceptions.NoShardLeaderException;
import org.opendaylight.controller.cluster.datastore.exceptions.NotInitializedException;
import org.opendaylight.controller.cluster.datastore.exceptions.PrimaryNotFoundException;
import org.opendaylight.controller.cluster.datastore.messages.LocalShardFound;
import org.opendaylight.controller.cluster.datastore.messages.LocalShardNotFound;
import org.opendaylight.controller.cluster.datastore.messages.PeerAddressResolved;
+import org.opendaylight.controller.cluster.datastore.messages.PeerDown;
+import org.opendaylight.controller.cluster.datastore.messages.PeerUp;
import org.opendaylight.controller.cluster.datastore.messages.RemoteFindPrimary;
import org.opendaylight.controller.cluster.datastore.messages.RemotePrimaryShardFound;
import org.opendaylight.controller.cluster.datastore.messages.ShardLeaderStateChanged;
onActorInitialized(message);
} else if (message instanceof ClusterEvent.MemberUp){
memberUp((ClusterEvent.MemberUp) message);
+ } else if (message instanceof ClusterEvent.MemberExited){
+ memberExited((ClusterEvent.MemberExited) message);
} else if(message instanceof ClusterEvent.MemberRemoved) {
memberRemoved((ClusterEvent.MemberRemoved) message);
} else if(message instanceof ClusterEvent.UnreachableMember) {
private void onCreateShard(CreateShard createShard) {
Object reply;
try {
- if(localShards.containsKey(createShard.getShardName())) {
+ ModuleShardConfiguration moduleShardConfig = createShard.getModuleShardConfig();
+ if(localShards.containsKey(moduleShardConfig.getShardName())) {
throw new IllegalStateException(String.format("Shard with name %s already exists",
- createShard.getShardName()));
+ moduleShardConfig.getShardName()));
}
- ShardIdentifier shardId = getShardIdentifier(cluster.getCurrentMemberName(), createShard.getShardName());
- Map<String, String> peerAddresses = getPeerAddresses(createShard.getShardName(), createShard.getMemberNames());
+ configuration.addModuleShardConfiguration(moduleShardConfig);
- LOG.debug("onCreateShard: shardId: {}, peerAddresses: {}", shardId, peerAddresses);
+ ShardIdentifier shardId = getShardIdentifier(cluster.getCurrentMemberName(), moduleShardConfig.getShardName());
+ Map<String, String> peerAddresses = getPeerAddresses(moduleShardConfig.getShardName()/*,
+ moduleShardConfig.getShardMemberNames()*/);
+
+ LOG.debug("onCreateShard: shardId: {}, memberNames: {}. peerAddresses: {}", shardId,
+ moduleShardConfig.getShardMemberNames(), peerAddresses);
DatastoreContext shardDatastoreContext = createShard.getDatastoreContext();
if(shardDatastoreContext == null) {
shardDatastoreContext = datastoreContext;
}
- ShardInformation info = new ShardInformation(createShard.getShardName(), shardId, peerAddresses,
+ ShardInformation info = new ShardInformation(moduleShardConfig.getShardName(), shardId, peerAddresses,
shardDatastoreContext, createShard.getShardPropsCreator());
- localShards.put(createShard.getShardName(), info);
+ localShards.put(info.getShardName(), info);
mBean.addLocalShard(shardId.toString());
LOG.debug("{}: Received MemberRemoved: memberName: {}, address: {}", persistenceId(), memberName,
message.member().address());
- memberNameToAddress.remove(message.member().roles().head());
+ memberNameToAddress.remove(memberName);
+
+ for(ShardInformation info : localShards.values()){
+ info.peerDown(memberName, getShardIdentifier(memberName, info.getShardName()).toString(), getSelf());
+ }
+ }
+
+ private void memberExited(ClusterEvent.MemberExited message) {
+ String memberName = message.member().roles().head();
+
+ LOG.debug("{}: Received MemberExited: memberName: {}, address: {}", persistenceId(), memberName,
+ message.member().address());
+
+ memberNameToAddress.remove(memberName);
+
+ for(ShardInformation info : localShards.values()){
+ info.peerDown(memberName, getShardIdentifier(memberName, info.getShardName()).toString(), getSelf());
+ }
}
private void memberUp(ClusterEvent.MemberUp message) {
for(ShardInformation info : localShards.values()){
String shardName = info.getShardName();
- info.updatePeerAddress(getShardIdentifier(memberName, shardName).toString(),
- getShardActorPath(shardName, memberName), getSelf());
+ String peerId = getShardIdentifier(memberName, shardName).toString();
+ info.updatePeerAddress(peerId, getShardActorPath(shardName, memberName), getSelf());
+
+ info.peerUp(memberName, peerId, getSelf());
}
checkReady();
primaryShardInfoCache.remove(info.getShardName());
}
+
+ info.peerDown(memberName, getShardIdentifier(memberName, info.getShardName()).toString(), getSelf());
}
}
LOG.debug("Marking Leader {} as available.", leaderId);
info.setLeaderAvailable(true);
}
+
+ info.peerUp(memberName, getShardIdentifier(memberName, info.getShardName()).toString(), getSelf());
}
}
* Given the name of the shard find the addresses of all it's peers
*
* @param shardName
- * @return
*/
private Map<String, String> getPeerAddresses(String shardName) {
- return getPeerAddresses(shardName, configuration.getMembersFromShardName(shardName));
- }
-
- private Map<String, String> getPeerAddresses(String shardName, Collection<String> members) {
-
+ Collection<String> members = configuration.getMembersFromShardName(shardName);
Map<String, String> peerAddresses = new HashMap<>();
String currentMemberName = this.cluster.getCurrentMemberName();
for(String memberName : members) {
if(!currentMemberName.equals(memberName)) {
ShardIdentifier shardId = getShardIdentifier(memberName, shardName);
- String path = getShardActorPath(shardName, currentMemberName);
+ String path = getShardActorPath(shardName, memberName);
peerAddresses.put(shardId.toString(), path);
}
}
peerId, peerAddress, actor.path());
}
- actor.tell(new PeerAddressResolved(peerId.toString(), peerAddress), sender);
+ actor.tell(new PeerAddressResolved(peerId, peerAddress), sender);
}
notifyOnShardInitializedCallbacks();
}
}
+ void peerDown(String memberName, String peerId, ActorRef sender) {
+ if(peerAddresses.containsKey(peerId) && actor != null) {
+ actor.tell(new PeerDown(memberName, peerId), sender);
+ }
+ }
+
+ void peerUp(String memberName, String peerId, ActorRef sender) {
+ if(peerAddresses.containsKey(peerId) && actor != null) {
+ actor.tell(new PeerUp(memberName, peerId), sender);
+ }
+ }
+
boolean isShardReady() {
return !RaftState.Candidate.name().equals(role) && !Strings.isNullOrEmpty(role);
}