@Override
public void setReplicaContext(ReplicaContext replicaContext) {
this.config = replicaContext.getStaticConfiguration();
if (log == null) {
globalCheckpointPeriod = config.getGlobalCheckpointPeriod();
replicaCkpIndex = getCheckpointPortionIndex();
checkpointPortion = globalCheckpointPeriod / config.getN();
// byte[] state = getSnapshot();
if (config.isToLog()) {
int replicaId = config.getProcessId();
boolean isToLog = config.isToLog();
boolean syncLog = config.isToWriteSyncLog();
boolean syncCkp = config.isToWriteSyncCkp();
// log = new DurableStateLog(replicaId, state, computeHash(state), isToLog, syncLog,
// syncCkp);
log = new DurableStateLog(replicaId, null, null, isToLog, syncLog, syncCkp);
CSTState storedState = log.loadDurableState();
if (storedState.getLastCID() > -1) {
System.out.println("LAST CID RECOVERED FROM LOG: " + storedState.getLastCID());
setState(storedState);
getStateManager().setLastCID(storedState.getLastCID());
} else {
System.out.println("REPLICA IS IN INITIAL STATE");
}
}
getStateManager().askCurrentConsensusId();
}
}
@Override
public int setState(ApplicationState recvState) {
int lastCID = -1;
if (recvState instanceof CSTState) {
CSTState state = (CSTState) recvState;
int lastCheckpointCID = state.getCheckpointCID();
lastCID = state.getLastCID();
bftsmart.tom.util.Logger.println(
"(DurabilityCoordinator.setState) I'm going to update myself from CID "
+ lastCheckpointCID
+ " to CID "
+ lastCID);
stateLock.lock();
if (state.getSerializedState() != null) {
System.out.println("The state is not null. Will install it");
log.update(state);
installSnapshot(state.getSerializedState());
}
System.out.print("--- Installing log from " + (lastCheckpointCID + 1) + " to " + lastCID);
for (int cid = lastCheckpointCID + 1; cid <= lastCID; cid++) {
try {
bftsmart.tom.util.Logger.println(
"(DurabilityCoordinator.setState) interpreting and verifying batched requests for CID "
+ cid);
CommandsInfo cmdInfo = state.getMessageBatch(cid);
byte[][] commands = cmdInfo.commands;
MessageContext[] msgCtx = cmdInfo.msgCtx;
if (commands == null || msgCtx == null || msgCtx[0].isNoOp()) {
continue;
}
appExecuteBatch(commands, msgCtx);
} catch (Exception e) {
e.printStackTrace(System.err);
}
}
System.out.println("--- Installed");
stateLock.unlock();
}
return lastCID;
}