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

Example 6 with MemberImpl

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

the class MembershipManager method removeFromMissingMembers.

private void removeFromMissingMembers(MemberImpl... members) {
    Map<Object, MemberImpl> m = new HashMap<>(missingMembersRef.get());
    if (isHotRestartEnabled()) {
        for (MemberImpl member : members) {
            m.remove(member.getUuid());
        }
    } else {
        for (MemberImpl member : members) {
            m.remove(member.getAddress());
        }
    }
    missingMembersRef.set(unmodifiableMap(m));
}

Example 7 with MemberImpl

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

the class MembershipManager method fetchMembersViewFromNewMembers.

private boolean fetchMembersViewFromNewMembers(MembersView membersView, Map<MemberInfo, Future<MembersView>> futures) {
    boolean isNewMemberPresent = false;
    for (MemberInfo member : membersView.getMembers()) {
        Address memberAddress = member.getAddress();
        if (!(node.getThisAddress().equals(memberAddress) || isMemberSuspected(new MemberImpl(member.getAddress(), member.getVersion(), false, member.getUuid())) || futures.containsKey(member))) {
            // this is a new member for us. lets ask its members view
            if (logger.isFineEnabled()) {
                logger.fine("Asking MembersView of " + memberAddress);
            }
            futures.put(member, invokeFetchMembersViewOp(memberAddress, member.getUuid()));
            isNewMemberPresent = true;
        }
    }
    return isNewMemberPresent;
}

Example 8 with MemberImpl

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

the class MembershipManager method repairPartitionTableIfReturningMember.

private void repairPartitionTableIfReturningMember(MemberImpl member) {
    if (!clusterService.isMaster()) {
        return;
    }
    if (clusterService.getClusterState().isMigrationAllowed()) {
        return;
    }
    if (!node.getNodeExtension().isStartCompleted()) {
        return;
    }
    MemberImpl missingMember = getMissingMember(member.getAddress(), member.getUuid());
    if (missingMember != null) {
        boolean repair;
        Level level;
        if (isHotRestartEnabled()) {
            repair = !missingMember.getAddress().equals(member.getAddress());
            level = Level.INFO;
        } else {
            repair = !missingMember.getUuid().equals(member.getUuid());
            level = Level.FINE;
        }
        if (repair) {
            logger.log(level, member + " is returning with a new identity. Old one was: " + missingMember + ". Will update partition table with the new identity.");
            InternalPartitionServiceImpl partitionService = node.partitionService;
            partitionService.replaceMember(missingMember, member);
        }
    }
}

Example 9 with MemberImpl

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

the class MembershipManager method updateMembers.

// handles both new and left members
void updateMembers(MembersView membersView) {
    MemberMap currentMemberMap = memberMapRef.get();
    Collection<MemberImpl> addedMembers = new LinkedList<>();
    Collection<MemberImpl> removedMembers = new LinkedList<>();
    ClusterHeartbeatManager clusterHeartbeatManager = clusterService.getClusterHeartbeatManager();
    MemberImpl[] members = new MemberImpl[membersView.size()];
    int memberIndex = 0;
    // Indicates whether we received a notification on lite member membership change
    // (e.g. its promotion to a data member)
    boolean updatedLiteMember = false;
    for (MemberInfo memberInfo : membersView.getMembers()) {
        Address address = memberInfo.getAddress();
        MemberImpl member = currentMemberMap.getMember(address);
        if (member != null && member.getUuid().equals(memberInfo.getUuid())) {
            if (member.isLiteMember()) {
                updatedLiteMember = true;
            }
            member = createNewMemberImplIfChanged(memberInfo, member);
            members[memberIndex++] = member;
            continue;
        }
        if (member != null) {
            assert !(member.localMember() && member.equals(getLocalMember())) : "Local " + member + " cannot be replaced with " + memberInfo;
            // UUID changed: means member has gone and come back with a new uuid
            removedMembers.add(member);
        }
        member = createMember(memberInfo, memberInfo.getAttributes());
        addedMembers.add(member);
        long now = clusterService.getClusterTime();
        clusterHeartbeatManager.onHeartbeat(member, now);
        repairPartitionTableIfReturningMember(member);
        members[memberIndex++] = member;
    }
    MemberMap newMemberMap = membersView.toMemberMap();
    for (MemberImpl member : currentMemberMap.getMembers()) {
        if (!newMemberMap.contains(member.getAddress())) {
            removedMembers.add(member);
        }
    }
    setMembers(MemberMap.createNew(membersView.getVersion(), members));
    if (updatedLiteMember) {
        node.partitionService.updateMemberGroupSize();
    }
    for (MemberImpl member : removedMembers) {
        closeConnections(member.getAddress(), "Member left event received from master");
        handleMemberRemove(memberMapRef.get(), member);
    }
    clusterService.getClusterJoinManager().insertIntoRecentlyJoinedMemberSet(addedMembers);
    sendMembershipEvents(currentMemberMap.getMembers(), addedMembers, !clusterService.isJoined());
    removeFromMissingMembers(members);
    clusterHeartbeatManager.heartbeat();
    clusterService.printMemberList();
    // async call
    node.getNodeExtension().scheduleClusterVersionAutoUpgrade();
}

Example 10 with MemberImpl

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

the class MembershipManager method addToMissingMembers.

private void addToMissingMembers(MemberImpl... members) {
    Map<Object, MemberImpl> m = new HashMap<>(missingMembersRef.get());
    if (isHotRestartEnabled()) {
        for (MemberImpl member : members) {
            m.put(member.getUuid(), member);
        }
    } else {
        for (MemberImpl member : members) {
            m.put(member.getAddress(), member);
        }
    }
    missingMembersRef.set(unmodifiableMap(m));
}