def test(RTS_enable, suspend_enable, reserved_data_size, d_max):
PRAWs_duration = 5.3 * 1000
BI = 500 * 1000
#STA_number=20
CWmin = 16
CWmax = 16 * (2**6) # 1024
#packet_arrival_rate=1.0/150000 #in us
end_time = 10**7 * 2
data_size = reserved_data_size #in bytes, this parameter is also need to be changed in packets.py
STA_list = []
radius = 1000
amount = 500 # the total number of stations, it is used to read the corresponding files
# d_max=1900
for times in range(20):
print("system end time=" + str(end_time))
############## initialization ###########
timer = system_timer.SystemTimer(end_time)
# file=open("./results/d_max="+str(d_max)+"_amount="+str(amount)+"/CWmax="+str(CWmax)+\
# "_suspend="+str(suspend_enable)+"_round="+str(times)+"_new.txt","w")
folder_name = "./results/d_max=" + str(d_max) + "_amount=" + str(
amount)
if not os.path.isdir(folder_name):
os.makedirs(folder_name)
file = open(
folder_name + "/data_size=" + str(data_size) + "_round=" +
str(times) + ".txt", "w")
# file=open("./results/CWmax/CWmax="+str(CWmax)+\
# "_suspend="+str(suspend_enable)+"_round="+str(times)+".txt","w")
# file=open("./results/d_max="+str(d_max)+"_amount="+str(amount)+"/CWmax=unlimited"+"_suspend="+str(suspend_enable)+"_round="+str(times)+".txt","w")
statistics_collection.collector.set_output_file(file)
system_channel = channel.channel()
system_AP, STA_list = initialization.init(amount,
d_max,
timer,
RTS_enable,
suspend_enable,
CWmax,
system_channel,
data_size=data_size)
system_AP.block_list = initialization.AID_assignment(STA_list)
system_channel.register_devices(STA_list + [system_AP])
system_AP.channel = system_channel
system_AP.max_data_size = reserved_data_size
statistics_collection.collector.end_time = end_time
############# excute the simualtion ####################
while timer.events: #simulation starts
current_events = timer.get_next_events()
for each_event in current_events:
if each_event.type != "backoff":
print("The event type is " + each_event.type + " at " +
str(timer.current_time))
if each_event.time > timer.end_time: # end the pragram
break
each_event.execute(STA_list + [system_AP], timer,
system_channel) #### !!!!!
if each_event.type != "backoff":
counter = []
for each in STA_list: # how many STAs stay awake
if each.status != "Sleep":
counter.append(each.AID)
print("There are " + str(counter.__len__()) +
" STAs stays awake at " + str(timer.current_time))
counter = []
backoff_timer = []
for each in STA_list:
if not (each.backoff_status == "Off" or not each.queue
or each.status != "Listen"):
counter.append(each.AID)
backoff_timer.append(each.backoff_timer)
print("There are " + str(counter.__len__()) +
" STAs are competing for the channel at " +
str(timer.current_time))
print("The backoff timers are " + str(backoff_timer) +
"\n ")
if statistics_collection.collector.number_of_packet == statistics_collection.collector.successful_transmissions.__len__(
): # stop the simulation
if not [
x
for x in timer.events if x.type == "Polling round end"
]:
statistics_collection.collector.end_time = timer.current_time
timer.events = []
# for each in STA_list:
# if each.has_pending_packet():
# statistics_collection.collector.register_backoff_times(each.number_of_attempts,each.number_of_backoffs)
if system_channel.packet_list: # renew the channel busy time
statistics_collection.collector.channel_busy_time += timer.end_time - statistics_collection.collector.last_time_idle
statistics_collection.collector.print_statistics_of_delays()
statistics_collection.collector.print_polling_info()
statistics_collection.collector.print_other_statistics(
end_time, data_size)
statistics_collection.collector.clear()
os.system('cls' if os.name == 'nt' else 'clear')
file.close()
def test(d_max, threshold, detection_time):
end_time = 10**7
packet_size = 100
STA_list = []
amount = 500
CWmax = 1024
for times in range(10):
sys.stdout = open("log_file_Thr=" + str(threshold) + ".txt", 'w')
timer = system_timer.SystemTimer(end_time)
folder_name = "./Parameter_test/Thr=" + str(threshold) + "_T=" + str(
detection_time / 10**3)
if not os.path.isdir(folder_name):
os.makedirs(folder_name)
file = open(
folder_name + "/d_max=" + str(d_max) + "_round=" + str(times) +
".txt", 'w')
statistics_collection.collector.set_output_file(file)
system_channel = channel.channel()
AP, STA_list = initialization.init(amount, d_max, timer, False, False,
CWmax, system_channel, threshold,
detection_time)
AP.block_list = initialization.AID_assignment(STA_list)
system_channel.register_devices(STA_list + [AP])
AP.channel = system_channel
AP.max_data_size = packet_size
statistics_collection.collector.end_time = end_time
################# start the simulation ##################
while timer.events:
current_events = timer.get_next_events()
for each_event in current_events:
if each_event.type != "backoff":
print("The event type is " + each_event.type + " at " +
str(timer.current_time))
if each_event.time > timer.end_time:
break
each_event.execute(STA_list + [AP], timer, system_channel)
if each_event.type != "backoff":
counter = []
for each in STA_list: # how many STAs stay awake
if each.status != "Sleep":
counter.append(each.AID)
print("There are " + str(counter.__len__()) +
" STAs stays awake at " + str(timer.current_time))
counter = []
backoff_timer = []
for each in STA_list:
if not (each.backoff_status == "Off" or not each.queue
or each.status != "Listen"):
counter.append(each.AID)
backoff_timer.append(each.backoff_timer)
print("There are " + str(counter.__len__()) +
" STAs are competing for the channel at " +
str(timer.current_time) + "\n")
# print("The backoff timers are "+str(backoff_timer)+"\n ")
if (statistics_collection.collector.number_of_packet ==
statistics_collection.collector.successful_transmissions.
__len__()):
if not [
x
for x in timer.events if x.type == "Polling round end"
]: # stop the simulation
statistics_collection.collector.end_time = timer.current_time
timer.events = []
if system_channel.packet_list: # renew the channel busy time
statistics_collection.collector.channel_busy_time += (
timer.end_time -
statistics_collection.collector.last_time_idle)
statistics_collection.collector.print_statistics_of_delays()
statistics_collection.collector.print_polling_info()
statistics_collection.collector.print_other_statistics(
end_time, packet_size)
statistics_collection.collector.clear()
file.close()
os.system('cls' if os.name == 'nt' else 'clear')