网络编程之socketserver模块,hmac加密模块,struct模块【代码】

校验文件一致性#客户端import socket sk = socket.socket() sk.connect((127.0.0.1,8802))import osimport hmac u = os.urandom(16) sk.send(u) h = hmac.new(balex_sb,u) h = h.digest() sk.send(h) print(sk.recv(1024))#服务端import socket sk = socket.socket() sk.bind((127.0.0.1,8802)) sk.listen(5) conn,_ = sk.accept() u= conn.recv(1024) import osimport hmac h = hmac.new(balex_sb,u) h= h.digest() recv1 = conn....