private void runElection() {
NodeID myNodeID = getLocalNodeID();
NodeID winner = ServerID.NULL_ID;
int count = 0;
// Only new L2 if the DB was empty (no previous state) and the current state is START (as in
// before any elections
// concluded)
boolean isNew = state == START_STATE && clusterStatePersistor.getInitialState() == null;
while (getActiveNodeID().isNull()) {
if (++count > 1) {
logger.info(
"Rerunning election since node " + winner + " never declared itself as ACTIVE !");
}
debugInfo("Running election - isNew: " + isNew);
winner = electionMgr.runElection(myNodeID, isNew, weightsFactory);
if (winner == myNodeID) {
debugInfo("Won Election, moving to active state. myNodeID/winner=" + myNodeID);
moveToActiveState();
} else {
electionMgr.reset(null);
// Election is lost, but we wait for the active node to declare itself as winner. If this
// doesn't happen in a
// finite time we restart the election. This is to prevent some weird cases where two nodes
// might end up
// thinking the other one is the winner.
// @see MNK-518
debugInfo("Lost election, waiting for winner to declare as active, winner=" + winner);
waitUntilActiveNodeIDNotNull(electionMgr.getElectionTime());
}
}
}
