Examples with RaftPeerId org.apache.ratis.protocol.RaftPeerId used on opensource projects

Example 66 with RaftPeerId

use of org.apache.ratis.protocol.RaftPeerId in project incubator-ratis by apache.

the class TestPeerProxyMap method testCloseDeadLock.

@Test(timeout = 10_000)
public void testCloseDeadLock() throws Exception {
    final PeerProxyMap<DummyProxy> map = new PeerProxyMap<>("test", DummyProxy::new);
    final RaftPeerId id = RaftPeerId.valueOf("s0");
    final RaftPeer peer = RaftPeer.newBuilder().setId(id).build();
    map.computeIfAbsent(peer);
    final DummyProxy proxy = map.getProxy(id);
    final Thread t = new Thread(() -> {
        // hold proxy lock and then getProxy(..) which requires resetLock
        synchronized (proxy) {
            LOG.info("Acquired lock");
            try {
                HUNDRED_MILLIS.sleep();
                LOG.info("Try getProxy");
                final DummyProxy newProxy = map.getProxy(id);
                Assert.assertNotSame(proxy, newProxy);
            } catch (Exception e) {
                setFirstException(e);
            }
            LOG.info("Will release lock");
        }
    });
    t.start();
    // hold resetLock and then call close() with requires proxy lock
    map.resetProxy(id);
    t.join();
}

Example 67 with RaftPeerId

use of org.apache.ratis.protocol.RaftPeerId in project incubator-ratis by apache.

the class Server method run.

@Override
public void run() throws Exception {
    RaftPeerId peerId = RaftPeerId.valueOf(id);
    RaftProperties properties = new RaftProperties();
    final int port = NetUtils.createSocketAddr(getPeer(peerId).getAddress()).getPort();
    GrpcConfigKeys.Server.setPort(properties, port);
    Optional.ofNullable(getPeer(peerId).getClientAddress()).ifPresent(address -> GrpcConfigKeys.Client.setPort(properties, NetUtils.createSocketAddr(address).getPort()));
    Optional.ofNullable(getPeer(peerId).getAdminAddress()).ifPresent(address -> GrpcConfigKeys.Admin.setPort(properties, NetUtils.createSocketAddr(address).getPort()));
    RaftServerConfigKeys.setStorageDir(properties, Collections.singletonList(storageDir));
    StateMachine stateMachine = new ArithmeticStateMachine();
    final RaftGroup raftGroup = RaftGroup.valueOf(RaftGroupId.valueOf(ByteString.copyFromUtf8(getRaftGroupId())), getPeers());
    RaftServer raftServer = RaftServer.newBuilder().setServerId(RaftPeerId.valueOf(id)).setStateMachine(stateMachine).setProperties(properties).setGroup(raftGroup).build();
    raftServer.start();
    for (; raftServer.getLifeCycleState() != LifeCycle.State.CLOSED; ) {
        TimeUnit.SECONDS.sleep(1);
    }
}

Example 68 with RaftPeerId

use of org.apache.ratis.protocol.RaftPeerId in project incubator-ratis by apache.

the class LeaderStateImpl method newAppendEntriesRequestProto.

@Override
public AppendEntriesRequestProto newAppendEntriesRequestProto(FollowerInfo follower, List<LogEntryProto> entries, TermIndex previous, long callId) {
    final boolean initializing = isAttendingVote(follower);
    final RaftPeerId targetId = follower.getPeer().getId();
    return ServerProtoUtils.toAppendEntriesRequestProto(server.getMemberId(), targetId, currentTerm, entries, ServerImplUtils.effectiveCommitIndex(raftLog.getLastCommittedIndex(), previous, entries.size()), initializing, previous, server.getCommitInfos(), callId);
}

Example 69 with RaftPeerId

use of org.apache.ratis.protocol.RaftPeerId in project incubator-ratis by apache.

the class LeaderStateImpl method getMajorityMin.

private Optional<MinMajorityMax> getMajorityMin(ToLongFunction<FollowerInfo> followerIndex, LongSupplier logIndex, long gapThreshold) {
    final RaftPeerId selfId = server.getId();
    final RaftConfigurationImpl conf = server.getRaftConf();
    final List<RaftPeerId> followers = voterLists.get(0);
    final boolean includeSelf = conf.containsInConf(selfId);
    if (followers.isEmpty() && !includeSelf) {
        return Optional.empty();
    }
    final long[] indicesInNewConf = getSorted(followers, includeSelf, followerIndex, logIndex);
    final MinMajorityMax newConf = MinMajorityMax.valueOf(indicesInNewConf, gapThreshold);
    if (!conf.isTransitional()) {
        return Optional.of(newConf);
    } else {
        // configuration is in transitional state
        final List<RaftPeerId> oldFollowers = voterLists.get(1);
        final boolean includeSelfInOldConf = conf.containsInOldConf(selfId);
        if (oldFollowers.isEmpty() && !includeSelfInOldConf) {
            return Optional.empty();
        }
        final long[] indicesInOldConf = getSorted(oldFollowers, includeSelfInOldConf, followerIndex, logIndex);
        final MinMajorityMax oldConf = MinMajorityMax.valueOf(indicesInOldConf, followerMaxGapThreshold);
        return Optional.of(newConf.combine(oldConf));
    }
}

Example 70 with RaftPeerId

use of org.apache.ratis.protocol.RaftPeerId in project incubator-ratis by apache.

the class LeaderStateImpl method checkHealth.

@Override
public void checkHealth(FollowerInfo follower) {
    final TimeDuration elapsedTime = follower.getLastRpcResponseTime().elapsedTime();
    if (elapsedTime.compareTo(server.properties().rpcSlownessTimeout()) > 0) {
        server.getStateMachine().leaderEvent().notifyFollowerSlowness(server.getInfo().getRoleInfoProto());
    }
    final RaftPeerId followerId = follower.getPeer().getId();
    raftServerMetrics.recordFollowerHeartbeatElapsedTime(followerId, elapsedTime.toLong(TimeUnit.NANOSECONDS));
}