def load_request_info(self, req: Request) -> None:
sql = """SELECT * FROM Requests WHERE id = {}"""\
.format(req.id)
r: tuple = self.exec_sql(sql)
if not r:
return
req.src = r[1]
req.dst = r[2]
req.sfc = r[3].split(' ')
req.bandwidth = r[4]
req.maxDelay = r[5]
req.duration = r[6]
req.bid = r[7]
def input_request(self) -> Request:
req = Request()
req.id = len(self.requests) + 1
print("Please input your flow's source")
req.src = input()
print("Please input your flow's destination")
req.dst = input()
print("Please input your sfc, format is vnf1 vnf2 ...")
sfc_vnf_name = input().split(" ")
# print("Please input your bandwidth, the unit is M")
# req.bid = int(input())
# print("Please input your bid, the unit is doller")
# req.bid = float(input())
# print("Please input your maxDelay, the unit is ms")
# req.maxDelay = int(input())
print("Please input enter duration, the unit is seconds")
req.duration = int(input())
for i in range(len(sfc_vnf_name)):
vnf = VNF(req.id, 0, i + 1, 0, 0, 0)
req.sfc.append(vnf)
return req
