def dispatch_event(self, step='NORMAL'):
e = Event_Queue.Get_Earliest()
while e:
e.dispatch()
if step == 'SINGLE_STEP':
self.logging.info(str(e))
self.wait()
e = Event_Queue.Get_Earliest()
def load_command_file(self, file):
try:
f = open(file)
for line in f.readlines():
line = line.strip()
if line == "" or line[0] == '#':
continue
items = line.split(' ')
time_stamp = int(items[0])
event_type = items[1]
num_args = len(items) - 2
if event_type == EVENT_TYPE.PRINT:
Event_Queue.Post(
Event(time_stamp, event_type, self,
"".join(items[2:])))
elif num_args < 0 or num_args > 3:
sys.stderr.write(line)
raise BufferError
elif num_args == 0:
Event_Queue.Post(Event(time_stamp, event_type, self))
elif num_args == 1:
Event_Queue.Post(
Event(time_stamp, event_type, self, int(items[2])))
elif num_args == 2:
Event_Queue.Post(
Event(time_stamp, event_type, self, int(items[2]),
int(items[3])))
elif num_args == 3:
Event_Queue.Post(
Event(time_stamp, event_type, self, int(items[2]),
int(items[3]), int(items[4])))
f.close()
except IOError as e:
print("Can not open file " + file)
print(e)
sys.exit(-1)
except BufferError:
print("File with wrong format " + file)
sys.exit(-1)
except Exception as e:
print("File with wrong format " + file)
print(e)
traceback.print_exc()
sys.exit(-1)
def post_send_link(self, node, neighbor, latency):
Event_Queue.Post(
Event(
Get_Time(),
EVENT_TYPE.SEND_LINK,
self,
node,
neighbor,
latency
)
)
def send_to_neighbor(self, node, neighbor, m):
if (node, neighbor) not in self.__g.edges:
return
Event_Queue.Post(
Event(
Get_Time() + int(self.__g[node][neighbor]['latency']),
EVENT_TYPE.ROUTING_MESSAGE_ARRIVAL,
self,
neighbor,
m
)
)
def __str__(self):
ans = "==== Print Topology ====\n"
ans += super().__str__()
ans += "==== Print Event ====\n"
ans += Event_Queue.Str()
return ans