def client(address, cause_error=False):
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect(address)
aphorisms = list(zen_utils.aphorisms)
if cause_error:
sock.sendall(aphorisms[0][:-1])
return
for aphorism in random.sample(aphorisms, 3):
sock.sendall(aphorism)
print(aphorism, zen_utils.recv_until(sock, b'.'))
sock.close()
def client(address, cause_error=False):
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect(address)
aphorisms = list(zen_utils.aphorisms)
if cause_error:
sock.sendall(aphorisms[0][:-1])
return
for aphorism in random.sample(aphorisms, 3):
sock.sendall(aphorism)
print(aphorism, zen_utils.recv_until(sock, b'.'))
sock.close()
def client(address, cause_error=False):
"""用于提问的客户端；cause_error为True时，故意不发送【?】定界符，来检测服务器端的异常处理能力"""
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect(address)
aphorisms = list(zen_utils.aphorisms)
if cause_error:
sock.sendall(aphorisms[0][:-1]) #故意发送一个不含【?】定界符的问题
return #不做任何操作，直接返回
for aphorism in random.sample(
aphorisms, 3): #在一个【连接套接字】上，与服务器端进行3次对话：sendall()+recvall()
sock.sendall(aphorism) #发送问题
print(aphorism, zen_utils.recv_until(sock, b'.')) #在一行中打印发送的问题，和收到的答案
sock.close()
def client(address, cafile):
hostname, port = address
#ssl.Purpose.SERVER_AUTH参数表示该上下文对象为客户端所用
context = ssl.create_default_context(ssl.Purpose.SERVER_AUTH,
cafile=cafile)
raw_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
raw_sock.connect((hostname, port))
print('连接服务器:{}端口:{}'.format(hostname, port))
ssl_sock = context.wrap_socket(raw_sock, server_hostname=hostname)
#提出字典的键去访问服务器
aphorisms = list(zen_utils.aphorisms)
for aphorism in random.sample(aphorisms, 3):
ssl_sock.sendall(aphorism)
print(aphorism, zen_utils.recv_until(ssl_sock, b'.'))
ssl_sock.close()