Examples with NodeId io.atomix.cluster.NodeId used on opensource projects

Example 6 with NodeId

use of io.atomix.cluster.NodeId in project atomix by atomix.

the class RaftClusterContext method join.

@Override
public synchronized CompletableFuture<Void> join(Collection<NodeId> cluster) {
    if (joinFuture != null)
        return joinFuture;
    // If no configuration was loaded from disk, create a new configuration.
    if (configuration == null) {
        member.setType(RaftMember.Type.PROMOTABLE);
        // Create a set of cluster members, excluding the local member which is joining a cluster.
        Set<RaftMember> activeMembers = cluster.stream().filter(m -> !m.equals(member.nodeId())).map(m -> new DefaultRaftMember(m, RaftMember.Type.ACTIVE, member.getLastUpdated())).collect(Collectors.toSet());
        // fail the join.
        if (activeMembers.isEmpty()) {
            return Futures.exceptionalFuture(new IllegalStateException("cannot join empty cluster"));
        }
        // Create a new configuration and configure the cluster. Once the cluster is configured, the configuration
        // will be stored on disk to ensure the cluster can fall back to the provided configuration if necessary.
        configure(new Configuration(0, 0, member.getLastUpdated().toEpochMilli(), activeMembers));
    }
    return join().thenCompose(v -> {
        if (member.getType() == RaftMember.Type.ACTIVE) {
            return CompletableFuture.completedFuture(null);
        } else {
            return member.promote(RaftMember.Type.ACTIVE);
        }
    });
}

Example 7 with NodeId

use of io.atomix.cluster.NodeId in project atomix by atomix.

the class RaftClusterContext method bootstrap.

@Override
public CompletableFuture<Void> bootstrap(Collection<NodeId> cluster) {
    if (joinFuture != null)
        return joinFuture;
    if (configuration == null) {
        member.setType(RaftMember.Type.ACTIVE);
        // Create a set of active members.
        Set<RaftMember> activeMembers = cluster.stream().filter(m -> !m.equals(member.nodeId())).map(m -> new DefaultRaftMember(m, RaftMember.Type.ACTIVE, member.getLastUpdated())).collect(Collectors.toSet());
        // Add the local member to the set of active members.
        activeMembers.add(member);
        // Create a new configuration and store it on disk to ensure the cluster can fall back to the configuration.
        configure(new Configuration(0, 0, member.getLastUpdated().toEpochMilli(), activeMembers));
    }
    return join();
}

Example 8 with NodeId

use of io.atomix.cluster.NodeId in project atomix by atomix.

the class RaftFuzzTest method createClient.

/**
 * Creates a Raft client.
 */
private RaftClient createClient() throws Exception {
    NodeId nodeId = nextNodeId();
    RaftClientProtocol protocol;
    if (USE_NETTY) {
        Endpoint endpoint = new Endpoint(InetAddress.getLocalHost(), ++port);
        MessagingService messagingManager = NettyMessagingService.builder().withEndpoint(endpoint).build().start().join();
        endpointMap.put(nodeId, endpoint);
        protocol = new RaftClientMessagingProtocol(messagingManager, protocolSerializer, endpointMap::get);
    } else {
        protocol = protocolFactory.newClientProtocol(nodeId);
    }
    RaftClient client = RaftClient.builder().withNodeId(nodeId).withProtocol(protocol).build();
    client.connect(members.stream().map(RaftMember::nodeId).collect(Collectors.toList())).join();
    clients.add(client);
    return client;
}

Example 9 with NodeId

use of io.atomix.cluster.NodeId in project atomix by atomix.

the class RaftClusterContext method listen.

@Override
public synchronized CompletableFuture<Void> listen(Collection<NodeId> cluster) {
    if (joinFuture != null)
        return joinFuture;
    // If no configuration was loaded from disk, create a new configuration.
    if (configuration == null) {
        member.setType(RaftMember.Type.PASSIVE);
        // Create a set of cluster members, excluding the local member which is joining a cluster.
        Set<RaftMember> activeMembers = cluster.stream().filter(m -> !m.equals(member.nodeId())).map(m -> new DefaultRaftMember(m, RaftMember.Type.ACTIVE, member.getLastUpdated())).collect(Collectors.toSet());
        // fail the join.
        if (activeMembers.isEmpty()) {
            return Futures.exceptionalFuture(new IllegalStateException("cannot join empty cluster"));
        }
        // Create a new configuration and configure the cluster. Once the cluster is configured, the configuration
        // will be stored on disk to ensure the cluster can fall back to the provided configuration if necessary.
        configure(new Configuration(0, 0, member.getLastUpdated().toEpochMilli(), activeMembers));
    }
    return join();
}

Example 10 with NodeId

use of io.atomix.cluster.NodeId in project atomix by atomix.

the class SynchronousReplicator method replicate.

@Override
public CompletableFuture<Void> replicate(BackupOperation operation) {
    if (context.descriptor().backups() == 0) {
        return CompletableFuture.completedFuture(null);
    }
    CompletableFuture<Void> future = new CompletableFuture<>();
    futures.put(operation.index(), future);
    for (NodeId backup : context.backups()) {
        queues.computeIfAbsent(backup, BackupQueue::new).add(operation);
    }
    return future;
}