Examples with TimeoutNowResponse org.apache.ignite.raft.jraft.rpc.RpcRequests.TimeoutNowResponse used on opensource projects

Example 1 with TimeoutNowResponse

use of org.apache.ignite.raft.jraft.rpc.RpcRequests.TimeoutNowResponse in project ignite-3 by apache.

the class NodeImpl method handleTimeoutNowRequest.

@Override
public Message handleTimeoutNowRequest(final TimeoutNowRequest request, final RpcRequestClosure done) {
    boolean doUnlock = true;
    this.writeLock.lock();
    try {
        if (request.term() != this.currTerm) {
            final long savedCurrTerm = this.currTerm;
            if (request.term() > this.currTerm) {
                stepDown(request.term(), false, new Status(RaftError.EHIGHERTERMREQUEST, "Raft node receives higher term request"));
            }
            LOG.info("Node {} received TimeoutNowRequest from {} while currTerm={} didn't match requestTerm={}.", getNodeId(), request.peerId(), savedCurrTerm, request.term());
            return raftOptions.getRaftMessagesFactory().timeoutNowResponse().term(this.currTerm).success(false).build();
        }
        if (this.state != State.STATE_FOLLOWER) {
            LOG.info("Node {} received TimeoutNowRequest from {}, while state={}, term={}.", getNodeId(), request.serverId(), this.state, this.currTerm);
            return raftOptions.getRaftMessagesFactory().timeoutNowResponse().term(this.currTerm).success(false).build();
        }
        final long savedTerm = this.currTerm;
        final TimeoutNowResponse resp = raftOptions.getRaftMessagesFactory().timeoutNowResponse().term(// 
        this.currTerm + 1).success(// 
        true).build();
        // Parallelize response and election
        done.sendResponse(resp);
        doUnlock = false;
        LOG.info("Node {} received TimeoutNowRequest from {}, term={} and starts voting.", getNodeId(), request.serverId(), savedTerm);
        electSelf();
    } finally {
        if (doUnlock) {
            this.writeLock.unlock();
        }
    }
    return null;
}