Examples with MemberImpl com.hazelcast.cluster.impl.MemberImpl used on opensource projects

Example 11 with MemberImpl

use of com.hazelcast.cluster.impl.MemberImpl in project hazelcast by hazelcast.

the class MembershipManager method sendMemberListToOthers.

/**
 * Invoked on the master to send the member list (see {@link MembersUpdateOp}) to non-master nodes.
 */
private void sendMemberListToOthers() {
    if (!clusterService.isMaster() || !clusterService.isJoined() || clusterService.getClusterJoinManager().isMastershipClaimInProgress()) {
        if (logger.isFineEnabled()) {
            logger.fine("Cannot publish member list to cluster. Is-master: " + clusterService.isMaster() + ", joined: " + clusterService.isJoined() + " , mastership claim in progress: " + clusterService.getClusterJoinManager().isMastershipClaimInProgress());
        }
        return;
    }
    MemberMap memberMap = getMemberMap();
    MembersView membersView = memberMap.toMembersView();
    if (logger.isFineEnabled()) {
        logger.fine("Sending member list to the non-master nodes: " + memberListString());
    }
    for (MemberImpl member : memberMap.getMembers()) {
        if (member.localMember()) {
            continue;
        }
        MembersUpdateOp op = new MembersUpdateOp(member.getUuid(), membersView, clusterService.getClusterTime(), null, false);
        op.setCallerUuid(clusterService.getThisUuid());
        nodeEngine.getOperationService().send(op, member.getAddress());
    }
}

Example 12 with MemberImpl

use of com.hazelcast.cluster.impl.MemberImpl in project hazelcast by hazelcast.

the class MembershipManager method registerThisMember.

private void registerThisMember() {
    MemberImpl thisMember = getLocalMember();
    memberMapRef.set(MemberMap.singleton(thisMember));
}

Example 13 with MemberImpl

use of com.hazelcast.cluster.impl.MemberImpl in project hazelcast by hazelcast.

the class MembershipManager method fetchLatestMembersView.

@SuppressWarnings({ "checkstyle:cyclomaticcomplexity", "checkstyle:npathcomplexity" })
private MembersView fetchLatestMembersView(MemberMap localMemberMap, Set<MemberImpl> members, Map<MemberInfo, Future<MembersView>> futures) {
    MembersView latestMembersView = localMemberMap.toTailMembersView(node.getLocalMember(), true);
    for (MemberImpl member : members) {
        futures.put(new MemberInfo(member), invokeFetchMembersViewOp(member.getAddress(), member.getUuid()));
    }
    long mastershipClaimTimeout = SECONDS.toMillis(mastershipClaimTimeoutSeconds);
    while (clusterService.isJoined()) {
        boolean done = true;
        for (Entry<MemberInfo, Future<MembersView>> e : new ArrayList<>(futures.entrySet())) {
            MemberInfo member = e.getKey();
            Address address = member.getAddress();
            Future<MembersView> future = e.getValue();
            long startNanos = Timer.nanos();
            try {
                long timeout = min(FETCH_MEMBER_LIST_MILLIS, Math.max(mastershipClaimTimeout, 1));
                MembersView membersView = future.get(timeout, MILLISECONDS);
                if (membersView.isLaterThan(latestMembersView)) {
                    if (logger.isFineEnabled()) {
                        logger.fine("A more recent " + membersView + " is received from " + address);
                    }
                    latestMembersView = membersView;
                    // If we discover a new member via a fetched member list, we should also ask for its members view.
                    // there are some new members added to the futures map. lets wait for their results.
                    done &= !fetchMembersViewFromNewMembers(membersView, futures);
                }
            } catch (InterruptedException ignored) {
                Thread.currentThread().interrupt();
            } catch (ExecutionException ignored) {
                // we couldn't learn MembersView of 'address'. It will be removed from the cluster.
                EmptyStatement.ignore(ignored);
            } catch (TimeoutException ignored) {
                MemberInfo latestMemberInfo = latestMembersView.getMember(address);
                MemberImpl memberImpl = new MemberImpl(member.getAddress(), member.getVersion(), false, member.getUuid());
                if (mastershipClaimTimeout > 0 && !isMemberSuspected(memberImpl) && latestMemberInfo != null) {
                    // we don't suspect from 'address' and we need to learn its response
                    done = false;
                    // Mastership claim is idempotent.
                    // We will retry our claim to member until it explicitly rejects or accepts our claim.
                    // We can't just rely on invocation retries, because if connection is dropped while
                    // our claim is on the wire, invocation won't get any response and will eventually timeout.
                    futures.put(latestMemberInfo, invokeFetchMembersViewOp(address, latestMemberInfo.getUuid()));
                }
            }
            mastershipClaimTimeout -= Timer.millisElapsed(startNanos);
        }
        if (done) {
            break;
        }
    }
    return latestMembersView;
}

Example 14 with MemberImpl

use of com.hazelcast.cluster.impl.MemberImpl in project hazelcast by hazelcast.

the class MembershipManager method memberListString.

String memberListString() {
    MemberMap memberMap = getMemberMap();
    Collection<MemberImpl> members = memberMap.getMembers();
    StringBuilder sb = new StringBuilder("\n\nMembers {").append("size:").append(members.size()).append(", ").append("ver:").append(memberMap.getVersion()).append("} [");
    for (Member member : members) {
        sb.append("\n\t").append(member);
    }
    sb.append("\n]\n");
    return sb.toString();
}

Example 15 with MemberImpl

use of com.hazelcast.cluster.impl.MemberImpl in project hazelcast by hazelcast.

the class ClusterDataSerializerHook method createFactory.

@Override
public DataSerializableFactory createFactory() {
    ConstructorFunction<Integer, IdentifiedDataSerializable>[] constructors = new ConstructorFunction[LEN];
    constructors[AUTH_FAILURE] = arg -> new AuthenticationFailureOp();
    constructors[ADDRESS] = arg -> new Address();
    constructors[MEMBER] = arg -> new MemberImpl();
    constructors[HEARTBEAT] = arg -> new HeartbeatOp();
    constructors[CONFIG_CHECK] = arg -> new ConfigCheck();
    constructors[MEMBER_HANDSHAKE] = arg -> new MemberHandshake();
    constructors[MEMBER_INFO_UPDATE] = arg -> new MembersUpdateOp();
    constructors[FINALIZE_JOIN] = arg -> new FinalizeJoinOp();
    constructors[BEFORE_JOIN_CHECK_FAILURE] = arg -> new BeforeJoinCheckFailureOp();
    constructors[CHANGE_CLUSTER_STATE] = arg -> new CommitClusterStateOp();
    constructors[CONFIG_MISMATCH] = arg -> new ConfigMismatchOp();
    constructors[CLUSTER_MISMATCH] = arg -> new ClusterMismatchOp();
    constructors[SPLIT_BRAIN_MERGE_VALIDATION] = arg -> new SplitBrainMergeValidationOp();
    constructors[JOIN_REQUEST_OP] = arg -> new JoinRequestOp();
    constructors[LOCK_CLUSTER_STATE] = arg -> new LockClusterStateOp();
    constructors[MASTER_CLAIM] = arg -> new JoinMastershipClaimOp();
    constructors[WHOIS_MASTER] = arg -> new WhoisMasterOp();
    constructors[MERGE_CLUSTERS] = arg -> new MergeClustersOp();
    constructors[POST_JOIN] = arg -> new OnJoinOp();
    constructors[ROLLBACK_CLUSTER_STATE] = arg -> new RollbackClusterStateOp();
    constructors[MASTER_RESPONSE] = arg -> new MasterResponseOp();
    constructors[SHUTDOWN_NODE] = arg -> new ShutdownNodeOp();
    constructors[TRIGGER_MEMBER_LIST_PUBLISH] = arg -> new TriggerMemberListPublishOp();
    constructors[CLUSTER_STATE_TRANSACTION_LOG_RECORD] = arg -> new ClusterStateTransactionLogRecord();
    constructors[MEMBER_INFO] = arg -> new MemberInfo();
    constructors[JOIN_MESSAGE] = arg -> new JoinMessage();
    constructors[JOIN_REQUEST] = arg -> new JoinRequest();
    constructors[MIGRATION_INFO] = arg -> new MigrationInfo();
    constructors[MEMBER_VERSION] = arg -> new MemberVersion();
    constructors[CLUSTER_STATE_CHANGE] = arg -> new ClusterStateChange();
    constructors[SPLIT_BRAIN_JOIN_MESSAGE] = arg -> new SplitBrainJoinMessage();
    constructors[VERSION] = arg -> new Version();
    constructors[FETCH_MEMBER_LIST_STATE] = arg -> new FetchMembersViewOp();
    constructors[EXPLICIT_SUSPICION] = arg -> new ExplicitSuspicionOp();
    constructors[MEMBERS_VIEW] = arg -> new MembersView();
    constructors[TRIGGER_EXPLICIT_SUSPICION] = arg -> new TriggerExplicitSuspicionOp();
    constructors[MEMBERS_VIEW_METADATA] = arg -> new MembersViewMetadata();
    constructors[HEARTBEAT_COMPLAINT] = arg -> new HeartbeatComplaintOp();
    constructors[PROMOTE_LITE_MEMBER] = arg -> new PromoteLiteMemberOp();
    constructors[VECTOR_CLOCK] = arg -> new VectorClock();
    constructors[ENDPOINT_QUALIFIER] = arg -> new EndpointQualifier();
    return new ArrayDataSerializableFactory(constructors);
}