def main():
for i in range(p.Runs):
clock = 0 # set clock to 0 at the start of the simulation
if p.hasTrans:
if p.Ttechnique == "Light":
Transaction.create_transactions_light(
) # generate pending transactions
elif p.Ttechnique == "Full":
Transaction.create_transactions_full(
) # generate pending transactions
Node.generate_gensis_block(
) # generate the gensis block for all miners
Scheduler.initial_events() # initiate initial events to start with
while not Queue.isEmpty() and clock <= p.simTime:
next_event = Queue.get_next_event()
clock = next_event.time # move clock to the time of the event
Event.run_event(next_event)
Queue.remove_event(next_event)
Consensus.freshness_preferred(
) # apply the longest chain to resolve the forks
Results.calculate(
) # calculate the simulation results (e.g., block statstics and miners' rewards)
########## reset all global variable before the next run #############
Results.reset() # reset all variables used to calculate the results
Node.resetState(
) # reset all the states (blockchains) for all nodes in the network
print("Percentage of blocks mined by the attacker: ",
(p.attacker_blocks / float(p.Runs)))