Examples with Timestamp org.apache.ratis.util.Timestamp used on opensource projects

Example 6 with Timestamp

use of org.apache.ratis.util.Timestamp in project incubator-ratis by apache.

the class FollowerState method updateLastRpcTime.

void updateLastRpcTime(boolean inLogSync) {
    lastRpcTime = new Timestamp();
    LOG.trace("{} update last rpc time to {} {}", server.getId(), lastRpcTime, inLogSync);
    this.inLogSync = inLogSync;
}

Example 7 with Timestamp

use of org.apache.ratis.util.Timestamp in project incubator-ratis by apache.

the class LeaderElection method waitForResults.

private ResultAndTerm waitForResults(final long electionTerm, final int submitted) throws InterruptedException {
    final Timestamp timeout = new Timestamp().addTimeMs(server.getRandomTimeoutMs());
    final List<RequestVoteReplyProto> responses = new ArrayList<>();
    final List<Exception> exceptions = new ArrayList<>();
    int waitForNum = submitted;
    Collection<RaftPeerId> votedPeers = new ArrayList<>();
    while (waitForNum > 0 && running && server.isCandidate()) {
        final long waitTime = -timeout.elapsedTimeMs();
        if (waitTime <= 0) {
            return logAndReturn(Result.TIMEOUT, responses, exceptions, -1);
        }
        try {
            final Future<RequestVoteReplyProto> future = service.poll(waitTime, TimeUnit.MILLISECONDS);
            if (future == null) {
                // poll timeout, continue to return Result.TIMEOUT
                continue;
            }
            final RequestVoteReplyProto r = future.get();
            responses.add(r);
            if (r.getShouldShutdown()) {
                return logAndReturn(Result.SHUTDOWN, responses, exceptions, -1);
            }
            if (r.getTerm() > electionTerm) {
                return logAndReturn(Result.DISCOVERED_A_NEW_TERM, responses, exceptions, r.getTerm());
            }
            if (r.getServerReply().getSuccess()) {
                votedPeers.add(RaftPeerId.valueOf(r.getServerReply().getReplyId()));
                if (conf.hasMajority(votedPeers, server.getId())) {
                    return logAndReturn(Result.PASSED, responses, exceptions, -1);
                }
            }
        } catch (ExecutionException e) {
            LOG.info("{} got exception when requesting votes: {}", server.getId(), e);
            LOG.trace("TRACE", e);
            exceptions.add(e);
        }
        waitForNum--;
    }
    // received all the responses
    return logAndReturn(Result.REJECTED, responses, exceptions, -1);
}

Example 8 with Timestamp

use of org.apache.ratis.util.Timestamp in project incubator-ratis by apache.

the class ServerState method setLeader.

void setLeader(RaftPeerId newLeaderId, Object op) {
    if (!Objects.equals(leaderId, newLeaderId)) {
        String suffix;
        if (newLeaderId == null) {
            // reset the time stamp when a null leader is assigned
            lastNoLeaderTime = Timestamp.currentTime();
            suffix = "";
        } else {
            Timestamp previous = lastNoLeaderTime;
            lastNoLeaderTime = null;
            suffix = ", leader elected after " + previous.elapsedTimeMs() + "ms";
            server.getStateMachine().event().notifyLeaderChanged(getMemberId(), newLeaderId);
        }
        LOG.info("{}: change Leader from {} to {} at term {} for {}{}", getMemberId(), leaderId, newLeaderId, getCurrentTerm(), op, suffix);
        leaderId = newLeaderId;
        if (leaderId != null) {
            server.finishTransferLeadership();
        }
    }
}

Example 9 with Timestamp

use of org.apache.ratis.util.Timestamp in project incubator-ratis by apache.

the class FollowerInfoImpl method updateLastRpcSendTime.

@Override
public void updateLastRpcSendTime(boolean isHeartbeat) {
    final Timestamp currentTime = Timestamp.currentTime();
    lastRpcSendTime.set(currentTime);
    if (isHeartbeat) {
        lastHeartbeatSendTime.set(currentTime);
    }
}

Example 10 with Timestamp

use of org.apache.ratis.util.Timestamp in project incubator-ratis by apache.

the class DataStreamClusterTests method runTestWriteFile.

void runTestWriteFile(CLUSTER cluster, int i, CheckedConsumer<DataStreamOutputImpl, Exception> testCase) throws Exception {
    final RaftClientRequest request;
    final CompletableFuture<RaftClientReply> reply;
    final RaftPeer primaryServer = CollectionUtils.random(cluster.getGroup().getPeers());
    try (RaftClient client = cluster.createClient(primaryServer)) {
        try (final DataStreamOutputImpl out = (DataStreamOutputImpl) client.getDataStreamApi().stream(null, getRoutingTable(cluster.getGroup().getPeers(), primaryServer))) {
            request = out.getHeader();
            reply = out.getRaftClientReplyFuture();
            final Timestamp start = Timestamp.currentTime();
            testCase.accept(out);
            LOG.info("{}: {} elapsed {}ms", i, testCase, start.elapsedTimeMs());
        }
    }
    watchOrSleep(cluster, reply.join().getLogIndex());
    assertLogEntry(cluster, request);
}