def AS_to_Client(ip_Client, r):
Key_c = (r.get('Key_Client')).decode()
Key_c = tostr.key_tostr(Key_c)
QW.Key_client = Key_c
Key_ctgs = (r.get('Key_ctgs')).decode() # 理论上从数据库获取
Key_ctgs = tostr.key_tostr(Key_ctgs)
print("Key_ctgs = ", Key_ctgs)
ip_TGS = (r.get('ip_TGS')).decode() # 从数据库获取TGS的IP地址
ip_TGS = tostr.ip_tostr(ip_TGS)
ts2 = time.time()
ts2 = tostr.ts_tostr(ts2)
lifetime2 = 666
lifetime2 = tostr.lifetime_tostr(lifetime2)
ip_Client = tostr.ip_tostr(ip_Client)
ticket_tgs = get_ticket(Key_ctgs, ip_Client, ip_TGS, ts2, lifetime2, r)
message = Key_ctgs + ip_TGS + ts2 + lifetime2 + ticket_tgs
QW.message2_Plaintext = message
message = des_en.test(message, Key_c)
QW.message2_Ciphertext = message
return message
def get_ticket(Key_ctgs, ip_Client, ip_TGS, ts2, lifetime2, r):
# 在此要从数据库获取E_tgs，是TGS和AS之间使用的对称密钥
Key_tgs = (r.get('Key_TGS')).decode()
AD_c = ip_Client
ticket = Key_ctgs + ip_Client + ip_Client + ip_TGS + ts2 + lifetime2
ticket = des_en.test(ticket, Key_tgs)
print("ticket = ", ticket)
return ticket
def get_ticket(ip_Client, AD_Client, ip_Server, Key_cv, Key_server):
ts4 = time.time()
ts4 = tostr.ts_tostr(ts4)
lifetime4 = 666
lifetime4 = tostr.lifetime_tostr(lifetime4)
ticket_Server = Key_cv + ip_Client + AD_Client + ip_Server + ts4 + lifetime4
ticket_Server = des_en.test(ticket_Server, Key_server)
print("ticket_server = ", ticket_Server)
return ticket_Server, ts4
def get_ticket(Key_ctgs, ip_Client, ip_TGS, ts2, lifetime2, r):
# 在此要从数据库获取E_tgs，是TGS和AS之间使用的对称密钥
Key_tgs = (r.get('Key_TGS')).decode()
QW.Key_tgs = Key_tgs
AD_c = ip_Client
ticket = Key_ctgs + ip_Client + ip_Client + ip_TGS + ts2 + lifetime2
QW.ticket_tgs_Plaintext = ticket
ticket = des_en.test(ticket, Key_tgs)
QW.ticket_tgs_Ciphertext = ticket
print("ticket = ", ticket)
return ticket
def get_Authencator(Key_ctgs):
ip_Client = tostr.get_host_ip()
ip_Client = tostr.ip_tostr(ip_Client)
AD_c = ip_Client
ts3 = time.time()
ts3 = tostr.ts_tostr(ts3)
authencator = ip_Client + AD_c + ts3
authencator = des_en.test(authencator, Key_ctgs)
return authencator, ts3
def TGS_to_Client(ip_Client, ip_Server, Key_ctgs):
Key_server = 'bcdefgh'
Key_server = tostr.ip_tostr(Key_server)
Key_cv = get_key()
Key_server = tostr.ip_tostr(Key_server)
ip_Server = tostr.ip_tostr(ip_Server)
ip_Client = tostr.ip_tostr(ip_Client)
AD_Client = ip_Client
ticket_Server, ts4 = get_ticket(ip_Client, AD_Client, ip_Server, Key_cv,
Key_server)
message = Key_cv + ip_Server + ts4 + ticket_Server
message = des_en.test(message, Key_ctgs)
print("message = ", message)
return message
def TGS_to_Client(ip_Client, ip_Server, Key_ctgs):
Key_server = 'bcdefgh'
QW.Key_server = Key_server
Key_server = tostr.ip_tostr(Key_server)
Key_cv = get_key()
Key_server = tostr.ip_tostr(Key_server)
ip_Server = tostr.ip_tostr(ip_Server)
ip_Client = tostr.ip_tostr(ip_Client)
AD_Client = ip_Client
ticket_Server,ts4 = get_ticket(ip_Client,AD_Client,ip_Server,Key_cv,Key_server)
message = Key_cv + ip_Server + ts4 + ticket_Server
QW.message4_Plaintext = message
message = des_en.test(message, Key_ctgs)
QW.message4_Ciphertext = message
print("message = ", message)
return message
def Server_to_Client(ts5, Key_cv):
ts5 += 1
ts5 = tostr.ts_tostr(ts5)
message = des_en.test(ts5, Key_cv)
return message
#r = redis.Redis(host='localhost', port=6379, db=0)
#print(r.get('Key_Client'))
#As.AS()
#Tgs.TGS()
#Server.SERVER()
#Client.CLIENT()
#print("输入对称加密密钥：")
#key1 = input()
#print("输入要加密的明文：")
#p = input()
time1 = time.time()
key1 = 'ancdefg'
p = '1994年初秋，天气已经微凉，树叶的颜色早已老成暗淡，天空也老是阴沉沉的，空气中弥漫的令人窒息的静寂。家院子里的木瓜树直挺挺的立在那里，高挑而纤细，头部孤零零的挂着几个还未成熟的果实，也不知是个哪个捣蛋鬼竟拿石头丢的木瓜淌出了汁液，活像人的眼泪。母亲就是在这样的一个季节来到父亲家中的。当时家中有四兄弟父亲排行老四，一家人黑压压全部挤在这个用黄土堆砌成的小院子里，父亲的住处是用木板围成的不足20平米的小房间，母亲心里想着这么小的屋子放张床和衣柜人倒是就走不进去了，这陈旧的瓦房雨天估计还会漏雨。母亲心里本来就憋屈难受，哪知第二天大清早的，还未过门的三伯母娘家人听闻母亲的到来怒气冲冲的跑来告诫父亲，不允许父亲在三伯父之前成婚。母亲气坏了哪有人这么蛮横的，顺着这股气母亲干脆就走了。'
ciphertext = en.test(p, key1)
print("ciphertext = ", ciphertext)
plaintext = de.test(ciphertext, key1)
print("plaintext = ", plaintext)
e, d, n = rsa.get_key() # 非对称加密的密钥获取，或者自己设定也行
ciphertext1 = rsa.encryption(p, e, n)
print("rsa ciphertext = ", ciphertext1)
plaintext1 = rsa.decryption(ciphertext1, d, n)
print("rsa plaintext = ", plaintext1)
time2 = time.time()
print("time = ", 1000 * (time2 - time1), "ms")